CN222713663U - Split type case and bag child's bike that just can fold fast and expand - Google Patents

Abstract

The utility model relates to a split type luggage baby carrier capable of being folded and unfolded quickly, which comprises a vehicle body and a luggage body, wherein the vehicle body comprises a front frame and a rear frame, the front frame and the rear frame are hinged in a crossing manner, a rotation stopping assembly is slidably connected between hinge positions of the front frame and the rear frame, the rotation stopping assembly can be separated from a matching position of the rear frame when moving, the front frame and the rear frame can relatively rotate, a luggage mounting position for placing luggage is arranged on the front frame, an upper stop assembly and a lower stop assembly are slidably connected to the upper side and the lower side of the luggage mounting position respectively, the upper stop assembly and the lower stop assembly are slidably matched with the luggage body, and the upper stop assembly and the lower stop assembly can be separated from the matching position of the luggage body through sliding, so that the luggage body can be detached from the matching position of the luggage body. The folding structure of the vehicle body is simple, the operation is easy, meanwhile, the case body and the vehicle body can be used independently, and the stability of the case after being installed is good.

Description

Split type case and bag child's bike that just can fold fast and expand

Technical Field

The utility model relates to the technical field of children's vehicles, in particular to a split luggage children's vehicle capable of being folded and unfolded quickly.

Background

Modern parents often need to carry a baby carrier and luggage when going out, more space is occupied by carrying the independent baby carrier and luggage, which is particularly inconvenient in environments with limited space such as public transportation means, airports, railway stations or elevators, and can be a physical challenge for parents, particularly in the case of long walking or going up and down stairs, and in busy public places, carrying a plurality of articles can also cause the parents to be distracted, increase the children to get lost or other safety problems, and if a product which can be used as a baby carrier and can be conveniently converted into a case can be designed, the burden of the user when going out can be greatly reduced, and the travel experience can be further improved, so that the case emphasizing the versatility and practicability is popular with the parents.

In order to further reduce the occupied space, so that the luggage baby carrier can be conveniently carried and stored, part of the luggage baby carrier is designed to be foldable, such as the luggage baby carrier disclosed in China patent with the publication number of CN215794262U and the patent name of scooter and scooter luggage, the luggage baby carrier is of a folding structure, however, the luggage of the luggage baby carrier cannot be disassembled, so that the luggage and the baby carrier cannot be independently used in occasions where the luggage and the baby carrier are required to be independently used, and the folding structure is quite complex and inconvenient to manufacture and use.

The utility model discloses a chinese patent with publication No. CN212074314U, the patent name is a "detachable, folding slide case and bag car", the case and bag car that chinese patent discloses and bag car not only can the case and bag with the child car part be separated each other for the user can use under multiple occasion, has folding function concurrently, however this case and bag car still has the following problem, the connection steadiness between case and bag and children workshop is relatively poor, specifically, between case and the child car through hanging recess before the pendant body and pendant nut slot insert, and two sets of cooperation of cut straightly between docking nut and the lower pendant docking nut docking groove are accomplished, therefore when case and bag receive the upward external force unanimous with the strut axial direction on the scooter, the case and bag very easily drops, not only probably lead to children to be injured, also probably harm the article of accomodating, and still easily lead to self parts's damage, shorten life, seriously influence user's use experience.

Disclosure of utility model

Aiming at the situation, in order to overcome the problems that the folding structure of the existing part of luggage perambulator is quite complex, the luggage and the perambulator cannot be used independently, and the luggage perambulator with the partially detachable luggage has poor stability of luggage fixation, so that the luggage perambulator is easy to fall off, the utility model aims to provide the luggage perambulator with the advantages of simple folding structure, easy operation, independent use of the luggage body and the vehicle body and good stability after the luggage is installed.

In order to achieve the above object, the technical solution of the present utility model is:

The utility model provides a split type and can fold fast and case and bag child's bike, it includes vehicle body and case and bag body, vehicle body includes preceding frame, back frame, preceding frame and back frame cross hinge, sliding connection has the subassembly that splines between the articulated position of preceding frame and back frame, can break away from the cooperation position with back frame when the subassembly that splines removes, make preceding frame and back frame can carry out relative rotation, have the box installation position that is used for case and bag to place on the preceding frame, the upper and lower side of box installation position is sliding connection respectively has stop subassembly and lower stop subassembly, and go up stop subassembly and lower stop subassembly still with case and bag body sliding fit, go up stop subassembly and lower stop subassembly accessible slip and break away from on the cooperation position with case and bag body, make case and bag body detachable from the box cooperation position.

Preferably, the rotation stopping assembly comprises a rotation stopping wheel and a rotation stopping spring, wherein the opposite surfaces of the front frame and the rear frame are respectively provided with an inner slide and an outer slide, the inner slide and the outer slide are opposite and communicated, the rotation stopping wheel is in sliding fit with the inner slide and the outer slide, the shape of the matching surface is non-circular, the depth of the inner slide exceeds the height of the rotation stopping wheel, and the rotation stopping spring is arranged in the inner slide and is connected with the inner wall of the inner slide and the rotation stopping wheel.

Preferably, the rotation stopping assembly further comprises a rotation stopping control member, a rotation stopping pressing groove is formed in the side wall, deviating from the front frame, of the rear frame, the rotation stopping pressing groove is opposite to the outer slide rail and communicated with the outer slide rail through a through groove, the rotation stopping control member is in sliding fit with the rotation stopping pressing groove, a pawl is formed on the rotation stopping member, and the pawl penetrates through the through groove and abuts against the rotation stopping wheel.

Preferably, the upper stop assembly comprises a push block, an upper insert block and an upper stop spring, wherein an upper operation channel and an upper stop channel are arranged in the front frame, the approaching ends of the upper operation channel and the upper stop channel are communicated, the opposite ends of the upper operation channel and the upper stop channel are communicated with the outer wall of the front frame, the upper operation channel is opposite to the case body, the push block and the upper insert block are respectively in sliding fit with the upper operation channel and the upper stop channel, an upper slot which is spliced with the upper insert block is arranged on the case body, the side wall of the upper insert block, which is close to the mounting direction side of the case body, is an inclined surface, a guide groove which is opposite to the push block is arranged on the upper insert block, the guide groove is parallel to the upper stop channel, the push block is embedded in the guide groove and is matched with the inclined surface of the top wall of the guide groove, and the upper stop spring is arranged in the upper stop channel and is connected with the inner wall of the upper stop channel and the upper insert block.

Preferably, the lower stop assembly comprises a lower insert block and a lower stop spring, a lower operation channel and a lower stop channel which are communicated are formed in the front frame, the lower operation channel is located on the side of the lower stop channel and communicated with the side wall of the front frame, the lower stop channel is opposite to the case body, one end of the lower stop channel, which is close to the case body, is communicated with the side wall of the front frame, the lower insert block is in sliding fit with the lower stop channel, a shifting block is formed on the lower insert block, the shifting block is in sliding fit with the lower operation channel, a lower slot which is spliced with the lower insert block is formed in the case body, and the lower stop spring is arranged in the lower stop channel and is connected with the inner wall of the lower stop channel and the lower insert block.

Preferably, the lower stop assembly further comprises a lock tongue and a limit spring, the side wall of the lower insert block, which is close to the lower operation channel, is provided with a lock groove, the lock tongue is in sliding fit with the lock groove, the limit spring is arranged in the lock groove and is connected with the inner wall of the lock groove and the lock tongue, when the lower insert block slides to be opposite to the lower operation channel, the lock tongue is driven by the limit spring to be inserted into the lower operation channel, and the side wall, which is opposite to the top wall of the lower operation channel, of the lock tongue is an inclined plane.

Preferably, the front frame comprises a seat, a wheel platform, a pull rod and a front universal wheel, the rear frame comprises a swivel seat, a wheel frame and a rear universal wheel, the wheel platform is arranged at the bottom of the pull rod, the seat is sleeved on the pull rod, the box body is arranged between the seat and the wheel platform, the upper stop component and the lower stop component are respectively arranged on the seat and the wheel platform, the front universal wheel is arranged on the wheel platform, the wheel frame is arranged on the swivel seat, the swivel seat is hinged with the seat through the swivel seat, the rotation stop component is arranged between the seat and the swivel seat, and the rear universal wheel is arranged on the wheel frame.

Preferably, the backrest is hinged to one side of the seat, close to the case body, and the case body is provided with a storage groove for storing the backrest.

Preferably, the rear frame further comprises a pedal, the pedal comprises a sleeve, a pedal and an adjusting piece, the sleeve is sleeved on the wheel frame in a sliding mode, the pedal is hinged to the sleeve, an adjusting groove penetrating through the inner side wall and the outer side wall of the sleeve is formed in the sleeve, the adjusting groove is opposite to the pedal, the adjusting piece is arranged in the adjusting groove, a clamping protrusion is formed on the outer wall of the pedal, the clamping protrusion can rotate along with the pedal and is opposite to the adjusting piece, and the adjusting piece is extruded to be attached to the wheel frame.

Preferably, the front frame further comprises a cup holder and a mobile phone support, and the cup holder and the mobile phone support are arranged on the pull rod.

Compared with the prior art, the utility model has the advantages that:

(1) The upper stop component and the lower stop component are also in sliding fit with the case body, the upper side and the lower side of the case body are respectively restrained to form firm fixation with the vehicle body, dislocation under the action of an intentional force is effectively resisted, the use safety is improved, and the upper and lower restraint on the case body is released when the upper and lower restraint is released from the case body, so that the case body can be detached from the case body, the vehicle body and the case body can be independently used, and the use requirements of users in different occasions are better met.

(2) The rotation stopping assembly, the upper stopping assembly and the lower stopping assembly are matched with the front frame and the rear frame in a sliding mode and matched with the front frame and the luggage body, and a complex gear, cam or other motion conversion mechanisms are not needed.

Drawings

FIG. 1 is a schematic view of the overall structure of the luggage child vehicle body of the present utility model when fully deployed;

FIG. 2 is a schematic view of the overall structure of the luggage child vehicle body of the present utility model when fully folded;

FIG. 3 is a schematic view of the overall structure of the rotary control of the luggage child vehicle anti-rotation assembly of the present utility model when not being depressed;

FIG. 4 is a schematic view of the rear frame and anti-rotation assembly of the luggage child car of the present utility model shown exploded;

FIG. 5 is a schematic cross-sectional view of the rotary control member of FIG. 3 when not touched;

FIG. 6 is a schematic cross-sectional view of the rotary control member of FIG. 3 when touched;

FIG. 7 is a schematic illustration of the front frame seat of the luggage child car of the present utility model shown exploded;

FIG. 8 is an enlarged schematic view of the structure of portion B of FIG. 7 in accordance with the present utility model;

FIG. 9 is a schematic view of the overall structure of the cooperating push block and upper insert block of the stop assembly of the luggage child car of the present utility model;

FIG. 10 is a schematic view of the lower stop assembly of the luggage child carrier of the present utility model shown separated from the front frame boss;

FIG. 11 is an enlarged schematic view of the structure of portion C of FIG. 10 in accordance with the present utility model;

FIG. 12 is a schematic cross-sectional view of the lower insert block of the luggage child carrier lower stop assembly of the present utility model fully retracted into the lower stop channel;

FIG. 13 is an enlarged schematic view of the structure of portion D of FIG. 12 according to the present utility model;

FIG. 14 is a schematic view of the structure of the luggage child vehicle of the present utility model with its pedals exploded;

FIG. 15 is a schematic view of the overall structure of the luggage body of the luggage child vehicle of the present utility model;

Fig. 16 is a schematic view of the overall structure of the luggage body of the luggage child vehicle of the present utility model from another perspective.

As shown in the figure:

1. A vehicle body; 1a, a front frame; a11, seat, a111, inner slide, a112, upper operating channel, a113, upper stop channel, a114, backrest, a12, wheel stand, a121, lower operating channel, a122, lower stop channel, a13, drawbar, a14, front universal wheel, a15, cup holder, a16, phone holder, a17, box mount, 1b, rear frame, b11, swivel mount, b111, outer slide, b112, anti-rotation press slot, b113, through slot, b12, wheel carrier, b13, rear universal wheel, b14, sleeve, b141, adjustment slot, b15, pedal, b151, snap-in, b16, adjustment tab, 1c, anti-rotation assembly, c11, anti-rotation wheel, c12, anti-rotation spring, c13, rotation control, c131, pawl, 1d, upper stop assembly, d11, push block, d12, upper insert block, d121, guide slot, d13, upper stop spring, 1e, lower stop assembly, e11, lower insert block, e111, e, lock slot, 14, lock slot, 2, lock slot, 202, and slot, 2.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the specific examples.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "inner", "outer", etc. are based on directions or positional relationships shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of description, and are not intended to indicate or imply that the directions are necessarily specific directions and specific direction configurations and operations, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 3, the present utility model relates to a split type case and child car capable of being folded and unfolded quickly, which comprises a car body 1 and a case body 2, wherein the car body 1 comprises a front car frame 1a and a rear car frame 1b, the front car frame 1a and the rear car frame 1b are hinged in a crossing manner, the car body 1 can be switched between a folded state and an unfolded state by controlling the front car frame 1a and the rear car frame 1b to rotate relatively or reversely, the folding state is convenient for storage, so as to save the occupied space as much as possible, a rotation stopping component 1c is connected between the hinged positions of the front car frame 1a and the rear car frame 1b in a sliding manner, a first rotation shaft and a second rotation shaft on the hinged positions of the front car frame 1a and the rear car frame 1b are first constraint, a second constraint is formed when the rotation stopping component 1c is matched with the rear car frame 1b, and then the relative rotation of the front car frame 1a and the rear car frame 1b is limited, so that the folded or unfolded state is kept fixedly, the rotation stopping assembly 1c moves to separate from the matching position of the rear frame 1b, so that the fixing of the current state of the vehicle body 1 can be released, the switching of the folding state and the unfolding state can be normally carried out, the front frame 1a is provided with a box body installation position a17 for placing the box, the box body 2 is arranged on the box body installation position a17, and is embedded and installed on the box body installation position a17 in particular, the installation and the disassembly can be completed through the insertion and the extraction, the upper side and the lower side of the box body installation position a17 are respectively connected with an upper stop assembly 1d and a lower stop assembly 1e in a sliding manner, the upper stop assembly 1d and the lower stop assembly 1e are respectively in sliding fit with the box body 2, under the matching state, the upper side and the lower side of the box body 2 are respectively restrained to form stable fixing with the vehicle body 1, further effectively resist the dislocation generated under the action of the intentional external force, and the use safety is improved, the upper stop component 1d and the lower stop component 1e can be separated from the matching position of the case body 2 through sliding, the case body 2 can be detached from the case body matching position after the upper and lower constraint is released, so that the vehicle body 1 and the vehicle body can be independently used, the use requirements of users in different occasions can be better met, in addition, the rotation stopping assembly 1c, the upper stopping assembly 1d and the lower stopping assembly 1e are matched with the front frame 1a and the rear frame 1b in a sliding mode and matched with the front frame 1a and the luggage body 2, and a complex gear, cam or other motion conversion mechanism is not needed, so that the structure is simple, the folding or unfolding of the luggage body 1 can be quickly carried out when a user exerts control, the disassembly and assembly of the luggage body 2 are convenient, and meanwhile, the design and the manufacturing are easy.

As shown in fig. 3 to 6, the rotation stopping assembly 1c includes a rotation stopping wheel c11 and a rotation stopping spring c12, opposite surfaces of the front frame 1a and the rear frame 1b are respectively provided with an inner slide a111 and an outer slide b111, the inner slide a111 and the outer slide b111 are opposite and communicated, and are combined to form a complete slide, the rotation stopping wheel c11 is slidably matched with the inner slide a111 and the outer slide b111, the shape of the matching surfaces is non-circular so as to limit the relative rotation between the rotation stopping wheel c11 and the front frame 1a and the rear frame 1b, the depth of the inner slide a111 exceeds the height of the rotation stopping wheel c11, the rotation stopping wheel c11 can be ensured to completely enter the inner slide a111 to be separated from the matching with the rear frame 1b by sliding, the relative rotation of the front frame 1a and the rear frame 1b is realized, the rotation stopping spring c12 is arranged in the inner slide a111 and is connected with the inner wall of the inner slide a111, the rotation stopping wheel c11 is supported by the rotation stopping spring c12 and is simultaneously positioned in the outer slide b111 and the slide a111 in an initial state, and the rotation stopping spring c12 is restored to the elastic potential energy in the direction of the rotation stopping wheel c11 a and is compressed to the direction of the rear frame 1 b.

As shown in fig. 3 to 6, the rotation stopping assembly 1c further includes a rotation control member c13, a rotation stopping pressing groove b112 is formed on a side wall of the rear frame 1b, which is away from the front frame 1a, the rotation stopping pressing groove b112 is opposite to the outer slide b111, and is communicated with the outer slide b111 through the through groove b113, the rotation control member c13 is slidably matched with the rotation stopping pressing groove b112, a pawl c131 is formed on the rotation control member c13, the pawl c131 passes through the through groove b113 to abut against the rotation stopping wheel c11, the rotation control member c13 is exposed in an external space for a user to apply pressing control, the rotation control member c13 transmits pressure to the rotation stopping wheel c11, so that the rotation stopping wheel c11 slides along the inner slide a111 and the outer slide to provide power, and after the applied force is removed, the rotation control member c13 can synchronously reset along with the rotation stopping wheel c11 under the elastic force of the rotation stopping spring c 12.

As shown in fig. 7 to 9 and 15, the upper stop assembly 1d includes a push block d11, an upper insert block d12 and an upper stop spring d13, an upper operation channel a112 and an upper stop channel a113 are opened in the front frame 1a, the approaching ends of the upper operation channel a112 and the upper stop channel a113 are penetrated, the opposite ends are penetrated with the outer wall of the front frame 1a, the upper operation channel a112 is opposite to the case body 2, i.e. is positioned above the case body 2, the push block d11 and the upper insert block d12 are respectively in sliding fit with the upper operation channel a112 and the upper stop channel a113, an upper slot 201 inserted with the upper insert block d12 is opened on the case body 2, wherein the push block d11 is used for a user to apply control to drive to move along the upper operation channel a112, the upper part of the case body 2 is positioned by the upper insert block d12 in the inserted state, a guide slot d121 opposite to the push block d11 is opened on the upper insert block d12, the guide slot d121 is parallel to the upper stop channel a113, the push block d11 is embedded in the guide groove d121 and matched with the inclined surface of the top wall of the guide groove d121, when the push block d11 is pushed to move in the upward operation channel a112, the push block d11 can drive the upper insert block d12 to move upwards to the inside of the stop channel a113 so as to be unlocked from the upper slot 201 of the case body 2, the upper stop spring d13 is arranged in the upper stop channel a113 and connected with the inner wall of the upper stop channel a113 and the upper insert block d12, similarly to the effect of the stop spring c12, the upper stop spring d13 is compressed to generate elastic potential energy when the upper insert block d12 moves upwards to the stop channel a113, preparation is made for resetting the upper insert block d12 to match with the case body 2 again, the side wall of the upper insert block d12, which is close to the mounting direction side of the case body 2, is an inclined surface, so that when the case body 2 is ensured to be mounted back to the case body mounting position a17, the case body 2 can apply pressure to the inclined surface, and further push the upper insert block d12 to move automatically along the upper stop channel a113, when the luggage body 2 is installed in place, the upper inserting groove 201 is opposite to the upper stop channel a113, the upper inserting block d12 is automatically embedded into the upper inserting groove 201 under the action of the elastic force of the upper braking spring, the whole process does not need manual control and movement of a user, and the installation efficiency of the luggage body 2 is improved.

As shown in fig. 10 to 13 and 16, the lower stopper assembly 1e comprises a lower insert e11 and a lower stopper spring e12, the front frame 1a is provided with a lower operation channel a121 and a lower stopper channel a122 which are communicated, the lower operation channel a121 is positioned on the side of the lower stopper channel a122 and is communicated with the side wall of the front frame 1a, the luggage body 2 is opposite to the lower stopper channel a122 up and down, one end of the lower stopper channel a122 close to the luggage body 2 is communicated with the side wall of the front frame 1a, the lower insert e11 is in sliding fit with the lower stopper channel a122, a shifting block e111 is formed on the lower insert e11, the shifting block e111 is in sliding fit with the lower operation channel a121, the shifting block e111 also extends out of the lower operation channel a121 for the user to exert control, the lower insert e11 is controlled to move up and down along the lower stopper channel a122 by shifting the shifting block e111, the lower slot 202 which is spliced with the lower insert block e11 is formed in the case body 2, the lower part of the case body 2 is positioned by the lower insert block e11 in the inserting state, the upper insert block d12 matched with the upper stop assembly 1d realizes the stable fixation of the case body 2 and the vehicle body 1, the lower insert block e11 is separated from the lower slot 202 when moving downwards in the stop passage a122, the case body 2 can be unlocked, the lower stop spring e12 is arranged in the lower stop passage a122 and is connected with the inner wall of the lower stop passage a122 and the lower insert block e11, and the lower stop spring e12 is compressed to generate elastic potential energy when moving downwards in the stop passage a122 similar to the action of the stop spring c12 and the upper stop spring d13, so that preparation is made for resetting the lower insert block e11 to be matched with the case body 2 again.

As shown in fig. 10 to 13, the lower stop assembly 1e further includes a lock tongue e13 and a limit spring e14, the side wall of the lower insert e11 close to the lower operation channel a121 is provided with a lock groove e112, the lock tongue e13 is slidably matched with the lock groove e112, the limit spring e14 is arranged in the lock groove e112 and connects the inner wall of the lock groove e112 and the lock tongue e13, when the lower insert e11 slides, the lock tongue e13 synchronously moves between the opposite and separated relative positions with respect to the lower operation channel a121, when the lock tongue e13 is not opposite to the lower operation channel a121, the lock tongue e13 is completely positioned in the lock groove e112 under the extrusion of the inner wall of the lower stop channel a122, when the lock tongue e13 slides to be opposite to the lower operation channel a121, the lock tongue e14 is in a compressed state, when the lock tongue e13 slides into the lower operation channel a121 under the drive of the limit spring e14, the lower stop spring e12 is in a compressed state and pushes the lock tongue e13 to be propped against the top wall of the lower operation channel a121 under the action of elasticity of the lower stop spring e12, further the further recovery of the lower stop spring e12 can be effectively overcome, the lower insert block e11 is prevented from sliding outwards of the lower stop channel a122, the side wall, opposite to the top wall of the lower operation channel a121, of the lock tongue e13 is inclined, when a user pushes the shifting block e111 upwards to reset the lower insert block e11, the inner wall of the lock groove e112 pushes the lock tongue e13 upwards to generate an upward moving trend, the pressure between the lock tongue e and the top wall of the lower operation channel a121 is increased, and the lock tongue e13 can be finally moved back into the lock groove e112 under the action of pressure by means of inclined guiding, so that the restriction on the movement of the lower insert block e11 is eliminated, and the lower insert block e11 can be normally reset.

As shown in fig. 3, the front frame 1a comprises a seat a11, a wheel platform a12, a pull rod a13 and a front universal wheel a14, the rear frame 1b comprises a swivel b11, a wheel frame b12 and a rear universal wheel b13, the wheel platform a12 is arranged at the bottom of the pull rod a13, the seat a11 is sleeved on the pull rod a13, a box body installation position a17 is arranged between the seat a11 and the wheel platform a12, an upper stop component 1d and a lower stop component 1e are respectively arranged on the seat a11 and the wheel platform a12, the front universal wheel a14 is arranged on the wheel platform a12, the wheel frame b12 is arranged on the swivel b11 and hinged with the seat a11 through the swivel b11, a rotation stopping component 1c is arranged between the seat a11 and the swivel b11, the rear universal wheel b13 is arranged on the wheel frame b12, preferably, the pull rod a13 is a telescopic rod, and it is understood that based on the above positional relationship, the inner slide a111 is located on the swivel b11 of the rear frame 1b, the outer slide b111, the anti-rotation pressing groove b112, the through groove b113, the upper stop passage a113 and the upper operation passage a112 are located on the seat a11, the lower stop passage a122 and the lower operation passage a121 are located on the wheel stand a12, and it should be mentioned that the front universal wheel a14 and the rear universal wheel b13 are configured in two groups, the front universal wheel a14 and the rear universal wheel b13 are respectively located on both sides of the wheel stand a12 and the wheel stand b12, and each of the front universal wheel a14 and the rear universal wheel b13 has a brake pad.

As shown in fig. 2, 3 and 15, as shown in fig. 2, a backrest a114 is hinged to one side of the seat a11, which is close to the luggage body 2, and the backrest a114 provides support for the back of the child when the child sits on the seat a11, so that the child who sits on the seat is prevented from leaning backwards, and the safety of sitting is further improved, and a storage groove 203 is formed in the luggage body 2, and the storage groove 203 is used for storing the backrest a114, so that the overall volume is reduced when the child does not need to sit on or needs to be stored.

As shown in fig. 3 and 14, the rear frame 1b further includes a pedal, the pedal includes a sleeve b14, a pedal b15 and an adjusting piece b16, the sleeve b14 is slidably sleeved on the wheel frame b12, that is, the sleeve b14 reciprocates up and down along the wheel frame b12, the pedal b15 is hinged on the sleeve b14, the sleeve b14 is provided with an adjusting groove b141 penetrating through the inner and outer side walls of the sleeve b, the adjusting groove b141 is opposite to the pedal b15, the adjusting piece b16 is arranged in the adjusting groove b141, a clamping convex b151 is formed on the outer wall of the pedal b15, the clamping convex b151 can rotate along with the pedal b15 and is opposite to the adjusting piece b16, and the adjusting piece b16 is extruded to be attached to the wheel frame b12, when the sleeve b14 drives the pedal b15 to move to a proper position of the wheel frame b12, a large friction force is generated between the adjusting piece b16 and the wheel frame b12, so that the sleeve b14 and the pedal b15 are kept at any adjusted positions, stepless adjustment is realized, and the requirements of the children on sitting in different heights are better matched.

As shown in fig. 3, the front frame 1a further includes a cup holder a15 and a mobile phone support a16, where the cup holder a15 and the mobile phone support a16 are both disposed on the pull rod a13, and the back holder a15 is used for placing a water cup, and the mobile phone support a16 is used for placing a mobile phone, so as to provide an additional storage function for a user.

With reference to fig. 1 to 16, the folding and unfolding of the luggage child vehicle body 1 and the disassembly and assembly of the luggage body 2 of the present utility model are both characterized by being quick and convenient, when the front frame 1a and the rear frame 1b of the vehicle body 1 are to be unfolded or folded, only the rotation control member c13 of the rotation stopping assembly 1c needs to be pressed, the rotation control member c13 transmits pressure to the rotation stopping member c11, the rotation stopping member c11 is driven to move toward the inner slide a111 of the seat a11, the rotation stopping spring c12 is compressed until it is completely separated from the outer slide b111 of the swivel b11, the front frame 1a and the rear frame 1b can be folded or unfolded normally, when the pressure applied to the rotation control member c13 is removed, the rotation stopping spring c12 drives the rotation stopping member c11 to be reset to be re-embedded into the outer slide b111 to be abutted with the swivel b11, the vehicle body 1 can be kept in an adjusted state, when the luggage body 2 is to be disassembled, the push block d11 of the upper stop assembly 1d is pressed, the push block d11 drives the upper insert block d12 to move upwards in the stop channel a113 so as to separate from the butt joint with the upper slot 201 of the case body 2, the upper part of the case body 2 is unlocked, simultaneously, the push block e111 on the lower insert block e11 of the lower stop assembly 1e is downwards shifted, the lower insert block e11 is driven to move downwards in the stop channel a122 until the push block d11 is separated from the cooperation with the lower slot 202 of the case body 2, the lower brake spring is compressed, the lock slot e112 is ensured to reach the relative position with the lower operation channel a121, the lock tongue e13 is driven by the limit spring e14 to be inserted into the lower operation channel a121, the lower insert block e11 is limited to reset, the upper stop assembly 1d and the lower stop assembly 1e are in constraint contact with the case body 2 at the moment, a user can smoothly detach the case body 2, when the case body 2 is to be reinstalled, the case body 2 is embedded into the case body installation position a17 in the process, the case body 2 applies pressure on the inclined plane of the upper inserting block d12 opposite to the installation direction of the upper inserting block d12, the upper inserting block d12 is pushed to automatically move inwards along the upper stop channel a113, the upper inserting groove 201 is opposite to the upper stop channel a113 when the case body 2 is installed in place, the upper inserting block d12 is automatically embedded into the upper inserting groove 201 under the action of the elastic force of an upper braking spring to position the upper part of the case body 2, finally the callback shifting block e111 drives the lower inserting block e11 to reset, the inner wall of the locking groove e112 pushes the locking tongue e13 upwards to enable the locking tongue e13 to generate an upward movement trend, the pressure between the locking tongue e and the top wall of the lower operating channel a121 is increased, the locking groove e112 can be finally moved back into the locking groove e112 under the action of the pressure by utilizing the inclined plane guide, the restriction on the movement of the lower inserting block e11 is relieved, at the moment, the lower braking spring can be completely restored, the lower inserting block e11 is driven to be embedded into the lower inserting groove 202 of the case body 2, and the case body 2 is firmly fixed on the vehicle body 1.

The foregoing embodiments and description have been provided merely to illustrate the principles and best modes of carrying out the utility model, and various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (10)

1. The utility model provides a split type and can fold fast and case and bag child's bike that expands, it includes vehicle body (1) and case and bag body (2), its characterized in that, vehicle body (1) are including preceding frame (1 a), back frame (1 b), preceding frame (1 a) and back frame (1 b) cross hinge, the articulated position of preceding frame (1 a) and back frame (1 b) sliding connection has a rotation stopping subassembly (1 c), can break away from the cooperation position with back frame (1 b) when stopping subassembly (1 c) remove, make preceding frame (1 a) and back frame (1 b) can carry out relative rotation, have box installation position (a 17) that are used for the case and bag to place on preceding frame (1 a), the upside of box installation position (a 17) is sliding connection respectively has stop subassembly (1 d) and lower stop subassembly (1 e), just go up stop subassembly (1 d) and lower stop subassembly (1 e) case and bag still with body (2) sliding fit, go up subassembly (1 d) and lower part and can make case and bag from the cooperation of position (2) can be dismantled from the case and bag body (2).

2. The split type luggage child car capable of being folded and unfolded quickly according to claim 1, wherein the rotation stopping assembly (1 c) comprises a rotation stopping wheel (c 11) and a rotation stopping spring (c 12), an inner slide (a 111) and an outer slide (b 111) are respectively arranged on opposite surfaces of the front frame (1 a) and the rear frame (1 b), the inner slide (a 111) and the outer slide (b 111) are opposite and communicated, the rotation stopping wheel (c 11) is in sliding fit with the inner slide (a 111) and the outer slide (b 111), the shape of the matching surface is non-circular, the depth of the inner slide (a 111) exceeds the height of the rotation stopping wheel (c 11), and the rotation stopping spring (c 12) is arranged in the inner slide (a 111) and is connected with the inner wall of the inner slide (a 111) and the rotation stopping wheel (c 11).

3. The split type luggage child car capable of being folded and unfolded quickly according to claim 2, wherein the rotation stopping assembly (1 c) further comprises a rotation stopping control piece (c 13), a rotation stopping pressing groove (b 112) is formed in the side wall, facing away from the front frame (1 a), of the rear frame (1 b), the rotation stopping pressing groove (b 112) is opposite to the outer slide way (b 111) and is communicated with the outer slide way (b 111) through a through groove (b 113), the rotation stopping control piece (c 13) is in sliding fit with the rotation stopping pressing groove (b 112), a pawl (c 131) is formed on the rotation stopping piece (c 13), and the pawl (c 131) abuts against the rotation stopping wheel (c 11) through the through groove (b 113).

4. The split type and rapidly foldable and unfoldable luggage and child car according to claim 1, wherein the upper stop assembly (1 d) comprises a push block (d 11), an upper insert block (d 12) and an upper stop spring (d 13), wherein an upper operation channel (a 112) and an upper stop channel (a 113) are formed in the front frame (1 a), the approaching ends of the upper operation channel (a 112) and the upper stop channel (a 113) are penetrated, opposite ends are penetrated with the outer wall of the front frame (1 a), the upper operation channel (a 112) is opposite to the luggage body (2), the push block (d 11) and the upper insert block (d 12) are respectively in sliding fit with the upper operation channel (a 112) and the upper stop channel (a 113), an upper slot (201) which is inserted with the upper insert block (d 12) is formed in the luggage body (2), the side wall of the upper insert block (d 12) close to the mounting direction side of the luggage body (2) is an inclined surface, the upper insert block (d 12) is opposite to the outer wall of the front frame (1 a), the upper insert block (d 12) is provided with an upper guide groove (121) which is arranged in parallel to the upper insert block (d) and the upper insert block (d 12) is arranged in the guide groove (121) and is in parallel to the upper guide groove (d (121) of the upper insert block (d) and the upper insert block (d 12), and connects the inner wall of the upper stop passage (a 113) and the upper insert block (d 12).

5. The split type luggage child car capable of being folded and unfolded quickly according to claim 1, wherein the lower stop assembly (1 e) comprises a lower insert block (e 11) and a lower stop spring (e 12), a lower operation channel (a 121) and a lower stop channel (a 122) which are communicated are formed on the front frame (1 a), the lower operation channel (a 121) is located on the lateral side of the lower stop channel (a 122) and is communicated with the side wall of the front frame (1 a), the lower stop channel (a 122) is opposite to the luggage body (2), one end, close to the luggage body (2), of the lower stop assembly is communicated with the side wall of the front frame (1 a), the lower insert block (e 11) is in sliding fit with the lower stop channel (a 122), a shifting block (e 111) is formed on the lower insert block (e 11) and is in sliding fit with the lower operation channel (a 121), a lower insert groove (202) with the lower insert block (e 11) is formed on the luggage body (2), and the lower stop spring (e 12) is connected with the lower insert block (e 122) and is arranged in the lower stop spring (e 122).

6. The split type luggage child car capable of being folded and unfolded quickly according to claim 5, wherein the lower stop assembly (1 e) further comprises a lock tongue (e 13) and a limit spring (e 14), a lock groove (e 112) is formed in the side wall, close to the lower operation channel (a 121), of the lower insert (e 11), the lock tongue (e 13) is in sliding fit with the lock groove (e 112), the limit spring (e 14) is arranged in the lock groove (e 112) and is connected with the inner wall of the lock groove (e 112) and the lock tongue (e 13), and when the lower insert (e 11) slides to be opposite to the lower operation channel (a 121), the limit spring (e 14) drives the lock tongue (e 13) to be inserted into the lower operation channel (a 121), and the side wall, opposite to the top wall of the lower operation channel (a 121), of the lock tongue (e 13) is an inclined surface.

7. The split case and bag child car of claim 1, wherein the front frame (1 a) comprises a seat (a 11), a wheel platform (a 12), a pull rod (a 13) and a front universal wheel (a 14), the rear frame (1 b) comprises a swivel seat (b 11), a wheel carrier (b 12) and a rear universal wheel (b 13), the wheel platform (a 12) is arranged at the bottom of the pull rod (a 13), the seat (a 11) is sleeved on the pull rod (a 13), the box mounting position (a 17) is positioned between the seat (a 11) and the wheel platform (a 12), the upper stop assembly (1 d) and the lower stop assembly (1 e) are respectively arranged on the seat (a 11) and the wheel platform (a 12), the front universal wheel (a 14) is arranged on the wheel platform (a 12), the wheel carrier (b 12) is arranged on the swivel seat (b 11), the wheel carrier (b 11) is hinged with the seat (a 11), and the wheel carrier (b 12) is arranged between the seat (a 11) and the wheel carrier (b 12).

8. The split type luggage child car capable of being folded and unfolded quickly according to claim 7, wherein a backrest (a 114) is hinged to one side, close to the luggage body (2), of the seat (a 11), a storage groove (203) is formed in the luggage body (2), and the storage groove (203) is used for storing the backrest (a 114).

9. The split type luggage child car capable of being folded and unfolded quickly according to claim 7, wherein the rear frame (1 b) further comprises a pedal, the pedal comprises a sleeve (b 14), a pedal (b 15) and an adjusting piece (b 16), the sleeve (b 14) is slidably sleeved on the wheel frame (b 12), the pedal (b 15) is hinged on the sleeve (b 14), an adjusting groove (b 141) penetrating through the inner side wall and the outer side wall of the sleeve (b 14) is formed in the sleeve (b 14), the adjusting groove (b 141) is opposite to the pedal (b 15), the adjusting piece (b 16) is arranged in the adjusting groove (b 141), a clamping protrusion (b 151) is formed on the outer wall of the pedal (b 15), the clamping protrusion (b 151) can rotate along with the pedal (b 15) to be opposite to the adjusting piece (b 16), and the adjusting piece (b 16) is extruded to enable the adjusting piece (b 16) to be attached to the wheel frame (b 12).

10. The split and rapidly foldable and deployable stroller of claim 7, wherein the front frame (1 a) further comprises a cup holder (a 15) and a mobile phone support (a 16), and the cup holder (a 15) and the mobile phone support (a 16) are both disposed on the pull rod (a 13).