CN110758533A - Child Seats and Strollers - Google Patents

Abstract

The present application discloses a child seat and a stroller. The child seat includes a bib, a flip bar, and two seat side frames symmetrically arranged on the left and right sides. The seat side frames on each side include a lock and a mutual The pivoted first connector and the second connector, the lock is clamped with the first connector and the second connector respectively, and the second connector is provided with a penetrating recess opening, when the lock is not affected by external force, the lock The part is located in the first connecting part and part is located in the second connecting part, and when the locking part is acted by the external force at the opening of the recess, the locking part can be completely located in the first connecting part. When the lock on one side is pressed with one hand, the flip bar and the surrounding bar cannot rotate relative to each other, and the child seat is not unlocked, preventing accidental touch of the one-side lock, which may cause the child seat to be unlocked and folded, causing injury, shock and impact on children. The use experience of parents improves the safety of the child's seat; only when the locks on both sides are pressed at the same time, the turning rod and the surrounding rod can rotate relative to each other.

Description

Child Seats and Strollers

technical field

The present application relates to the technical field of children's products, in particular to a child seat and a stroller.

Background technique

In the existing stroller, the seat pocket generally uses a single button to control the locking mechanism. When the button is pressed, the locking mechanism is unlocked, and the seat pocket can be switched between the unfolded state and the folded state. The problem is that once the parent misuses or the child touches the button while playing, the locking mechanism can also be unlocked. At this time, the seat pocket will be folded and folded under the pressure of the child, and the child will be clamped in the seat pocket. On the one hand, the child may be injured. On the other hand, it will bring unnecessary fright to children, and it will also make the use experience of parents as consumers not high.

SUMMARY OF THE INVENTION

In order to solve the deficiencies of the prior art, the purpose of the present application is to provide a child seat and a stroller, which can unlock the locking mechanism only by operating with both hands, prevent the seat pocket from being folded by mistakenly touching the button with one hand, and prevent children from being injured and frightened. Improve the user experience for parents.

The purpose of this application adopts the following technical solutions to achieve:

A child seat pocket, the child seat pocket includes a bib bar, a flip bar and two seat pocket side frames symmetrically arranged on the left and right sides:

The seat pocket side frame on each side includes a locking member and a first connecting member and a second connecting member pivotally connected to each other;

The two ends of the surrounding rod are respectively connected with one of the first connecting pieces, and the two ends of the turning rod are respectively connected with one of the second connecting pieces; or, the two ends of the surrounding rod are respectively connecting one of the second connecting pieces, and connecting the two ends of the turning rod with one of the first connecting pieces respectively;

The locking piece is provided with a first clamping part; the first connecting piece is provided with a first concave part that can be clamped with the first clamping part, and the second connecting piece is provided with at least two A second concave portion to which the latching portion is clamped, and the depth of the first concave portion is not less than the thickness of the lock member, and a reset member is also provided in the first concave portion, and the reset member enables the lock member to have a distance from the lock member. The movement trend of the first concave portion, the bottom of the second concave portion is provided with a concave portion opening that penetrates the second concave portion and exposes part of the locking member;

When the lock member is not acted by an external force, the lock member is partially in the first recess and partially in any of the second recesses; when the lock member is acted by an external force at the opening of the recess , the lock can be completely disengaged from the second recess.

Optionally, the depth of the second concave portion is smaller than the thickness of the lock member, and when the lock member is not acted by an external force, the reset member and the second concave portion make the lock member partially in the first position. A portion of the recessed portion is located in any of the second recessed portions.

Optionally, the locking member is provided with two opposite first latching portions, and the first connecting member is provided with two opposite first latching portions and can be latched with the first latching portion. A recessed portion, the second connecting member is provided with two second recessed portions that are positioned opposite to each other and can be clamped with the first clamping portion.

Optionally, the locking member is further provided with two oppositely positioned second latching portions, and the first connecting member is further provided with two oppositely positioned third recessed portions that can be latched with the second latching portions, The second connecting member is further provided with two fourth recesses which are positioned opposite to each other and can be snapped with the second snapping portion.

Optionally, the connecting line of the two first clip parts and the connecting line of the two second clip parts are perpendicular to each other.

Optionally, the structures of the first clip portion and the second clip portion are the same.

Optionally, the seat pocket side frame on each side further includes an unlocking button;

The unlocking button includes a button body and a protruding part, the protruding part passes through the opening of the concave part and is movably abutted against the locking member, and the protruding part is movably engaged with the opening of the concave part.

Optionally, the number of the concave portion openings is four, and the four concave portion openings are evenly distributed along the inside of the edge of the second concave portion;

The number of the protruding parts is four, and the four protruding parts are evenly distributed along the inside of the edge of the button body.

Optionally, two ends of the surrounding rod are respectively connected with one of the second connecting pieces, and two ends of the turning rod are respectively connected with one of the first connecting pieces;

The seat pocket side frame on each side further includes a seat post, a first upright post and a second upright post;

The upper part of the first vertical rod is rotatably connected with the first connecting piece, and the lower part of the first vertical rod is rotatably connected with the non-end part of the seat post;

The upper part of the second vertical rod is rotatably connected with the second connecting piece, and the lower part of the second vertical rod is rotatably connected with the rear end of the seat post.

A stroller is provided with any one of the above-mentioned child seats.

Compared with the prior art, the beneficial effects of the present application are:

The application discloses a child seat and a stroller. The child seat can be unlocked only when the locks on the left and right sides are pressed simultaneously with both hands. When the lock on one side is pressed with one hand, the lock on the pressed side The first connecting piece and the second connecting piece on the side can rotate relative to each other, but the first connecting piece and the second connecting piece on the side not affected by the external force cannot rotate relative to each other, so that the The flip bar and the surrounding bar cannot be rotated relative to each other, and the child seat is not unlocked, preventing parents or children from accidentally touching the one-side lock when there is a child in the seat seat. The use experience improves the safety of the child seat; only when the locks on both sides are pressed at the same time, the first connector and the second connector on both sides can rotate relative to each other, and the flip bar and the surrounding bar can rotate relative to each other. At this time, the child seat can be switched between the unfolded state and the folded state.

Description of drawings

The present application will be further described below with reference to the accompanying drawings and embodiments.

FIG. 1 shows a perspective view of a stroller provided by an embodiment of the present application;

FIG. 2 shows a schematic structural diagram of the positional relationship between a front support rod, a rear support rod and a first shaft provided by an embodiment of the present application;

3 shows a schematic structural diagram of the positional relationship between a front support rod, a push rod and a second shaft provided by an embodiment of the present application;

FIG. 4 shows a perspective view of a stroller with a child seat provided by an embodiment of the present application;

FIG. 5 shows a perspective view of a child seat provided by an embodiment of the present application;

FIG. 6 shows an exploded view of an unlocking button, a lock, a first connector, and a second connector provided by an embodiment of the present application;

FIG. 7 shows a schematic structural diagram of a second connector provided by an embodiment of the present application;

FIG. 8 shows a schematic structural diagram of a rear wheel assembly provided by an embodiment of the present application;

FIG. 9 shows a schematic structural diagram of a braking mechanism and a first wheel axle provided by an embodiment of the present application;

10 shows a schematic structural diagram of a brake button provided by an embodiment of the present application;

11 shows a schematic structural diagram of the positional relationship among a sliding member, a first lock pin, a second lock pin, a first spring, and a second spring provided by an embodiment of the present application;

FIG. 12 shows a schematic structural diagram of a first wheel axle provided by an embodiment of the present application;

FIG. 13 shows a schematic structural diagram of a first rear wheel provided by an embodiment of the present application.

In the figure: 10, child seat; 11, surrounding rod; 12, flip rod; 121, additional rod; 13, lock; 131, first clip; 132, second clip; 14, first connector; 141, the first recess; 142, the third recess; 15, the second connector; 151, the second recess; 152, the fourth recess; 153, the recess opening; 16, the unlocking button; 161, the button body; 162, the extension Part; 17, seat post; 18, first pole; 19, second pole; 211, front pole; 212, rear pole; 213, push rod; 214, front link; 215, rear link; 216, cross bar sleeve; 2171, first connecting part; 2172, second connecting part; 2181, third clamping part; 2182, fourth clamping part; 221, first shaft; 222, second shaft; 223, third Axle; 224, fourth axle; 231, upper cross bar; 232, lower cross bar; 233, front cross bar; 234, rear cross bar; 241, brake button; 2411, first opening; 2412, second opening; 2414 , the first concave surface; 2415, the convex surface; 2416, the second concave surface; 2413, the foot brake part; 242, the sliding piece; 2421, the sliding surface; 2422, the strip opening; 245, the first spring; 246, the second spring; 247, the first axle; 2471, the axle through hole; 248, the first rear wheel; 2481, the rear wheel hole.

Detailed ways

Hereinafter, the present application will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that, on the premise of no conflict, the embodiments or technical features described below can be arbitrarily combined to form new embodiments. .

Referring to FIGS. 1 to 3 , an embodiment of the present application provides a child stroller, which includes a frame having an unfolded state and a folded state, a front wheel assembly disposed at the front of the bottom of the frame, and a stroller disposed at the bottom and rear of the frame. The rear wheel assembly and the locking mechanism for locking the frame in the unfolded state, the frame includes two side brackets respectively arranged on the left and right sides.

Each side bracket includes a front strut 211 , a rear strut 212 , a push rod 213 , a front link 214 and a rear link 215 .

The front strut 211 extends obliquely from front to rear and upwards in the unfolded state of the frame; the rear strut 212 extends from the rear to the front and tilts upward in the unfolded state of the frame, and the upper part of the front strut 211 and the rear strut 212 The upper part of the push rod 213 is rotatably connected with the first shaft 221; the lower part of the push rod 213 is rotatably connected with the upper part of the front strut 211 through the second shaft 222; The front part of the connecting rod 214 is rotatably connected with the lower part of the front strut 211 ; the rear connecting rod 215 extends obliquely from front to rear and upward in the unfolded state of the frame, and the lower part of the rear connecting rod 215 rotates with the rear part of the front connecting rod 214 The upper part of the rear link 215 and the upper part of the push rod 213 are rotatably connected through the third shaft 223;

In the folded state of the frame, the push rod 213 is closed behind the rear support rod 212, the end of the rear link 215 connected to the push rod 213 is close to the lower part of the rear support rod 212, and the front support rod 211 and the rear support rod 212 are close to each other , the front link 214 is retracted between the front support rod 211 and the rear support rod 212 .

In some embodiments, the axis lines of the first shaft 221 and the second shaft 222 are coincident or the first shaft 221 and the second shaft 222 are coaxial. In this way, the relative rotation between the push rod 213 and the front support rod 211 and the front support rod 211 and the rear support rod 212 is around the same axis line, so that the stroller has a more compact structure, a small volume, and a small footprint.

In some embodiments, the frame further includes an upper cross bar 231 , and two ends of the upper cross bar 231 are rotatably connected with the upper parts of the two push bars 213 through a fourth shaft 224 . In the unfolded state of the frame, the fourth shaft 224 above the third shaft 223 . In this way, the user can push the stroller through the upper cross bar 231, and the force application part can be in the middle of the stroller, which conforms to people's habit of exerting force and improves the user experience; Then the push rod 213 will always be on the outside of the rear link 215 when the push rod 213 is flipped backwards, so as to avoid the situation where the rods are stuck due to overlapping positions of the two; the upper cross rod 231 can also improve the lateral stability of the entire frame.

In some embodiments, the side brackets on each side further include an upper connecting piece, and the upper connecting piece includes a first connecting part 2171 and a second connecting part 2172 rotatably connected by the fourth shaft 224; the third shaft 223 is arranged on the first connecting part In the unfolded state of the frame, the upper part of the first connection part 2171 is fixedly connected to one of the ends of the upper cross bar 231 on the same side, and the lower part of the second connection part 2172 is fixedly connected to the The upper part of the push rod 213 . In this way, the push rod 213 and the rear link 215 are rotationally connected by a separate upper connecting piece. Even if the upper connecting piece is damaged due to frequent rotation, only the upper connecting piece can be replaced without the need for the push rod 213 and the rear link. 215 are replaced together to reduce the maintenance cost of the stroller.

In some embodiments, in the unfolded state of the frame, the lower part of the upper end of one of the rear links 215 is provided with a third clamping part 2181 , and the upper cross bar 231 is provided at the upper part of the end part on one side of the third clamping part 2181 . There is a fourth card portion 2182 that can be detachably connected with the third card portion 2181. In the folded state of the frame, the third card portion 2181 and the fourth card portion 2182 are engaged with each other. In this way, after the stroller is folded, the frame can be locked by a simple snap-fit, preventing the frame from unraveling.

In some embodiments, the lower parts of the two front struts 211 extend toward each other and are integrated into one body, and a cross-bar sleeve 216 is fixed on the outer periphery of the integrated part. The front part of each front link 214 is connected to the The crossbar sleeve 216 is rotatably connected. In this way, the two front struts 211 are kept in synchronization, and the front strut 211 and the front link 214 are rotatably connected by a separate crossbar sleeve 216. Even if the crossbar sleeve 216 is damaged due to frequent rotation, only the crossbar can be replaced. The rod cover 216 does not need to be replaced together with the front support rod 211, which reduces the maintenance cost of the stroller, and in addition, from an aesthetic point of view, the entire frame can be more beautiful.

In some embodiments, the frame further includes a lower cross bar 232 , and two ends of the lower cross bar 232 are respectively fixed to the middle and lower parts of the two rear struts 212 . In this way, the lower cross bar 232 connects the two rear struts 212, maintains the synchronization between the two rear struts 212, and improves the stability of the entire frame in the lateral direction.

Referring to FIG. 4 , in some embodiments, the frame further includes a front crossbar 233 and a rear crossbar 234 , two ends of the front crossbar 233 are respectively connected to the upper parts of the two rear struts 212 , and two ends of the rear crossbar 234 are respectively Fixed on the non-ends of the two rear links 215 , the stroller also includes a child seat 10 mounted on the front crossbar 233 and the rear crossbar 234 . In this way, the child seat seat 10 can be installed on the front cross bar 233 and the rear cross bar 234, and the two carry the load together, thereby increasing the safety of the stroller.

Referring to FIG. 5 , the child seat 10 includes a surrounding bar 11 , a flip bar 12 and two seat pocket side frames symmetrically arranged on the left and right sides. Wherein, both the surrounding rod 11 and the turning rod 12 can adopt a U-shaped structure.

Referring to FIG. 6 , the seat pocket side frame on each side includes a locking member 13 and a first connecting member 14 and a second connecting member 15 pivotally connected to each other.

The two ends of the surrounding rod 11 are respectively connected with a first connecting piece 14, the two ends of the turning rod 12 are respectively connected with a second connecting piece 15, or, the two ends of the surrounding rod 11 are respectively connected with a second connecting piece The two ends of the turning rod 12 are connected to a first connecting piece 14 respectively.

Referring to FIGS. 6 and 7 , the locking member 13 is provided with a first latching portion 131 , the first connecting member 14 is provided with a first concave portion 141 that can be latched with the first latching portion 131 , and the second connecting member 15 is provided with at least two The second concave portion 151 that can be clamped with the first latching portion 131, and the depth of the first concave portion 141 is not less than the thickness of the lock member 13, and a reset member (not shown) is also provided in the first concave portion 141, and the reset member makes the lock The lock 13 has a tendency to move away from the first recess 141 . The bottom of the second recess 151 is provided with a recess opening 153 penetrating the second recess 151 and exposing part of the locking piece 13 . The lock piece 13 and the first connector piece 14 and the second connector piece 15 are all movably clamped, wherein the lock piece 13 and the second connection piece 15 are detachably clamped, and the lock piece 13 and the first connector piece are connected detachably. 14 can be detachably snapped, and the lock 13 can also be connected with the reset piece.

When the lock member 13 is not acted by an external force, the lock member 13 is partially in the first recess 141 and partially in any of the second recesses 151; when the lock member 13 is acted by an external force at the recess opening 153, the lock member 13 can be completely completely separated from the second concave portion 151 . In this way, only by pressing the locks 13 on both sides with both hands at the same time, the locking of the child seat 10 can be released, and the relative rotation between the flip bar 12 and the surrounding bar 11 can be realized, and when the one-side lock 13 is pressed, the other side The locks 13 of the socks remain locked, and the child seat 10 will not be unlocked. In addition, during the relative rotation of the first connecting member 14 and the second connecting member 15 , the relative rotation angle between the two is related to the included angle between different second concave portions 151 of the second connecting member 15 . For example, when the second connecting member 15 is provided with two second recesses 151 with an included angle of 60 degrees, the first connecting member 14 and the second connecting member 15 can be rotated 60 degrees relative to each other; when the second connecting member 15 is provided with three third When the two concave portions 151 and the included angles between two adjacent second concave portions 151 are 60 degrees and 90 degrees, respectively, the first connecting member 14 and the second connecting member 15 can be rotated 60 degrees and 150 degrees relative to each other; When the member 15 is provided with four second concave portions 151 and the included angle between two adjacent second concave portions 151 is 90 degrees, the first connecting member 14 and the second connecting member 15 can be rotated 90 degrees, 180 degrees, 270 degrees, 360 degrees.

In some embodiments, the return member is a spring. The process of the spring is mature and the cost is lower.

In some embodiments, the depth of the second concave portion 151 is smaller than the thickness of the lock member 13 . When the lock member 13 is not acted by an external force, the reset member and the second concave portion 151 make the lock member 13 partially in the first concave portion 141 and partially in the first concave portion 141 . in any second recess 151 . In this way, even if the reset member is always in a compressed state, it will not cause the lock member 13 to completely enter the second recess 151 , preventing the user from needing to press inward a large distance to unlock the lock member 13 .

In some embodiments, the locking member 13 is provided with two first latching portions 131 located opposite to each other, the first connecting member 14 is provided with two first recessed portions 141 that are located opposite to each other and can be latched with the first latching portion 131 . The two connecting members 15 are provided with two second concave portions 151 which are positioned opposite to each other and can be engaged with the first locking portion 131 . In this way, only a relative rotation of 180 degrees can be performed between the first connecting member 14 and the second connecting member 15, and the two opposite first clips 131 can connect the locking member 13 to the first connecting member 14 and the second connecting member 14. The snap connection between the pieces 15 is more stable.

In some embodiments, the locking member 13 is further provided with two opposite second latching portions 132 , and the first connecting member 14 is further provided with two opposite third recessed portions 142 that can be latched with the second latching portions 132 . , the second connecting member 15 is further provided with two fourth concave portions 152 which are positioned opposite to each other and can be snapped with the second snap portion 132 . In this way, the addition of two second latching parts 132 further stabilizes the latching between the locking piece 13 and the first connecting piece 14 and the second connecting piece 15 . Even if some of the latching parts slip or break, other latching parts will not be affected. Continue to realize the function of movably snap connection. Optionally, the bottom of the fourth concave portion 152 is provided with a concave portion opening 153 which penetrates through the fourth concave portion 152 and exposes part of the locking member 13 .

In some embodiments, the connection line between the two first card portions 131 and the connection line between the two second card portions 132 are perpendicular to each other. In this way, the symmetrical structure enhances the stability of the child seat 10 .

In some embodiments, the structures of the first card portion 131 and the second card portion 132 are the same. In this way, the four identical clips are evenly distributed on the edge of the lock member 13, and the included angle between the two is 90 degrees, and the relative rotation angle between the first connecting member 14 and the second connecting member 15 is always At 90 degrees or multiples of 90 degrees, the highly symmetrical structure further improves the stability of the child seat seat 10 .

In some embodiments, the seat pocket side frame on each side further includes an unlocking button 16 , and the unlocking button 16 includes a button body 161 and a protruding portion 162 , and the protruding portion 162 passes through the recess opening 153 and is movably abutted against the locking member 13 . , the protruding portion 162 and the recessed portion opening 153 are movably clamped. In this way, when unlocking, the user does not directly touch the lock 13, but presses the unlock button 16 to prevent the lock 13 from being directly exposed, causing dust, rain, grease on human hands or spilled beverages to contaminate the lock 13 or enter the lock. The gap between the locking member 13 and the first connecting member 14 and the second connecting member 15 affects the performance and service life of the locking member 13 .

In this embodiment, the number of the protruding parts 162 and the number of the concave part openings 153 may be the same, and the plurality of concave part openings 153 are evenly distributed along the inside of the edge of the second concave part 151 , and the plurality of protruding parts 162 along the button body 161 The inside of the edge is evenly distributed. In some embodiments, the number of the recess openings 153 is four, the four recess openings 153 are evenly distributed along the inside of the edge of the second recess 151 , the number of the protruding parts 162 is four, and the four protruding parts 162 are along the button The inside of the edge of the body 161 is evenly distributed. In this way, the four protruding parts 162 abut against the lock piece 13 respectively, and the four positions on the lock piece 13 receive force, and the force is relatively uniform, so as to avoid damage to the button body 161 caused by uneven force, and prevent the lock piece 13 from being under stress for a long time. Evenly, the latching between the locking member 13 and the first connecting member 14 and the second connecting member 15 is offset, resulting in the jamming when the locking member 13 is unlocked.

Continuing to refer to FIG. 5 , in some embodiments, two ends of the surrounding rod 11 are respectively connected with a second connecting member 15 , and two ends of the flip rod 12 are respectively connected with a first connecting member 14 . The side frame also includes a seat post 17 , a first vertical rod 18 and a second vertical rod 19 . The upper part of the first vertical rod 18 is rotatably connected with the first connecting piece 14 , and the lower part of the first vertical rod 18 is connected with the non-end of the seat post 17 . The upper part of the second vertical rod 19 is rotatably connected with the second connecting piece 15 , and the lower part of the second vertical rod 19 is rotatably connected with the rear end of the seat post 17 . In this way, the introduction of the second vertical rod 19 makes the flip rod 12 can only be turned backwards when it is rotated. Even if the child seat pocket 10 enters the folded state from the unfolded state, the flip rod 12 will not flip forward and clamp the child, which further improves the children's safety. Safety of the seat pocket 10.

In some embodiments, the child seat 10 further includes an additional rod 121 , and two ends of the additional rod 121 are respectively rotatably connected to the upper parts of the two ends of the flip rod 12 . In this way, the umbrella can be connected with the additional rod 121 and the turning rod 12 respectively, so as to realize the folding and unfolding of the umbrella.

Continuing to refer to FIG. 4 , an embodiment of the present application further provides a stroller, which is equipped with the child seat 10 in any of the above embodiments.

Continuing to refer to FIG. 1 , in some embodiments, the axes of the first shaft 221 and the second shaft 222 are coincident or the first shaft 221 and the second shaft 222 are coaxial, and both ends of the front crossbar 233 are located on the first shaft 221 on the axis. In this way, the relative rotation between the push rod 213 and the front support rod 211, the front support rod 211 and the rear support rod 212 revolves around the same axis line, and the front cross bar 233 is also located on the axis line, so that the structure of the stroller is better. It is compact, and the front cross bar 233 can also improve the stability of the frame in the lateral direction.

Referring to FIGS. 8-11 , in some embodiments, the rear wheel assembly includes a braking mechanism, a first axle 247 and a first rear wheel 248 .

9 and 11, the brake mechanism includes a brake button 241, a slider 242, a first lock pin 243, a second lock pin 244, a first spring 245 and a second spring 246.

10, the brake button 241 includes a first opening 2411, a second opening 2412 and a foot brake part 2413; the first opening 2411 and the shaft part of the first rear wheel 248 are rotatably connected; the second opening 2412 is close to the foot brake part The inner wall of 2413 is provided with an arc-shaped concave portion along the direction of the axis line of the rear wheel, and the arc-shaped concave portion includes a first concave surface 2414, a convex surface 2415 and a second concave surface 2416 sequentially connected from top to bottom, and the depth of the first concave surface 2414 is less than The depth of the second concave surface 2416. Optionally, the brake button 241 is spherical to prevent scratching the shoes or feet.

Referring to FIG. 11 , the sliding member 242 is concave and is provided with a sliding convex portion on the side close to the foot brake portion 2413; The slider 242 is also provided with a bar-shaped opening 2422 extending through the slider 242 on the side; the first spring 245 is arranged between the inner bottom of the slider 242 and the first lock pin 243; the first lock pin 243 is provided with a second A lock pin through hole (not shown) through which the lock pin 244 passes. The second lock pin 244 passes through the first lock pin 243 through the lock pin through hole and can slide along the length direction of the bar-shaped opening 2422. The first lock pin 243 Removably clamped with the first rear wheel 248; the second spring 246 is arranged between the top of the slider 242 and the first rear wheel 248 and is wound around the outer circumference of the first locking pin 243; the first axle 247 is arranged on the brake button Between 241 and the first rear wheel 248 , the first axle 247 is fixedly connected with the first rear wheel 248 .

Referring to FIG. 12 , the first axle 247 is provided with an axle through hole 2471 for accommodating the first locking pin 243 therethrough, and the dimension of the axle through hole 2471 is smaller than that of the second spring 246 .

The second locking pin 244 is used to prevent the first locking pin 243 from disengaging from the sliding member 242 . Optionally, the second locking pin 244 and the first locking pin 243 may be integrated into one body.

Referring to FIG. 13 , optionally, the first rear wheel 248 is provided with one or more rear wheel holes 2481 , and the first locking pin 243 is detachably clamped to any rear wheel hole 2481 through the axle through hole 2471 .

In this way, when the user steps on the foot brake portion 2413, the arc-shaped concave portion moves down, the sliding convex portion slides through the convex surface 2415 to abut the first concave surface 2414, and the elastic force of the first spring 245 pushes the first locking pin 243 to move outward through the axle through hole 2471, and is snapped with the first rear wheel 248, the first rear wheel 248 stops moving, and the stroller brakes; when the user lifts the foot brake 2413, the arc-shaped recess moves up, and the sliding convex part slides through the convex surface 2415 to abut On the second concave surface 2416, the elastic force of the second spring 246 pushes the sliding member 242 to move inward, the first locking pin 243 is no longer engaged with the first rear wheel 248, and the stroller can be pushed normally.

This application is described from the viewpoints of purpose of use, performance, progress and novelty, etc. Its practical progress has met the functional enhancement and use requirements emphasized by the patent law. The above description and drawings of this application are only for It is only a preferred embodiment of the present application, and it is not intended to limit the present application. Therefore, all the structures, devices, and features of the present application are similar or identical, that is, all equivalent replacements or modifications made according to the scope of the patent application of the present application, etc., All should fall within the scope of protection of the patent application of the present application.

Claims (10)

1. The utility model provides a children's seat pocket, children's seat pocket includes that foxing pole, turnover pole and symmetry set up in two seat pocket side brackets of the left and right sides, its characterized in that:

the seat pocket side frame on each side comprises a locking piece, a first connecting piece and a second connecting piece which are pivoted with each other;

two end parts of the surrounding rod are respectively connected with one first connecting piece, and two end parts of the turning rod are respectively connected with one second connecting piece; or two end parts of the enclosing rod are respectively connected with one second connecting piece, and two end parts of the turning rod are respectively connected with one first connecting piece;

the locking piece is provided with a first clamping part; the first connecting piece is provided with a first concave part which can be clamped with the first clamping part, the second connecting piece is at least provided with two second concave parts which can be clamped with the first clamping part, the depth of the first concave part is not less than the thickness of the locking piece, a resetting piece is further arranged in the first concave part, the resetting piece enables the locking piece to have a movement trend far away from the first concave part, and the bottom of the second concave part is provided with a concave part opening which penetrates through the second concave part and exposes part of the locking piece;

when the locking piece is not acted by external force, the locking piece is partially positioned in the first concave part and partially positioned in any second concave part; when the locking piece is acted by external force at the opening of the concave part, the locking piece can be completely separated from the second concave part.

2. The seat pocket of children as claimed in claim 1, wherein the depth of the second recess is smaller than the thickness of the locking member, and the reset member and the second recess make the locking member partially in the first recess and partially in any one of the second recesses when the locking member is not applied with an external force.

3. The seat pocket for children as claimed in claim 1, wherein the locking member is provided with two first catching portions opposite to each other, the first connecting member is provided with two first recesses opposite to each other and engageable with the first catching portions, and the second connecting member is provided with two second recesses opposite to each other and engageable with the first catching portions.

4. The child seat pocket according to claim 3, wherein the locking member is further provided with two second locking portions opposite in position, the first connecting member is further provided with two third recesses opposite in position and engageable with the second locking portions, and the second connecting member is further provided with two fourth recesses opposite in position and engageable with the second locking portions.

5. The seat bag as claimed in claim 4, wherein a line connecting the two first catching portions and a line connecting the two second catching portions are perpendicular to each other.

6. The child seat pocket of claim 5, wherein the first and second clip portions are identically configured.

7. The child seat pocket of claim 1, wherein the seat pocket side frame of each side further comprises an unlock button;

the unlocking button comprises a button body and a protruding part, the protruding part penetrates through the concave part opening and movably abutted against the locking piece, and the protruding part is movably clamped with the concave part opening.

8. The children's seat pocket according to claim 7, wherein the number of the recess openings is four, four of the recess openings being uniformly distributed along an inside of an edge of the second recess;

the number of the extending parts is four, and the four extending parts are uniformly distributed along the inner part of the edge of the button body.

9. The children's seat pocket according to claim 1, wherein both ends of the rail are connected to one of the second connectors, respectively, and both ends of the flap are connected to one of the first connectors, respectively;

the seat pocket side frame on each side further comprises a seat post, a first upright post and a second upright post;

the upper part of the first vertical rod is rotatably connected with the first connecting piece, and the lower part of the first vertical rod is rotatably connected with the non-end part of the seat post;

the upper part of the second vertical rod is rotatably connected with the second connecting piece, and the lower part of the second vertical rod is rotatably connected with the rear end part of the seat post.

10. A stroller, characterized in that the stroller is provided with a child seat pocket according to any one of claims 1 to 9.

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