CN2897763Y

CN2897763Y - A shopping trolley for children with double front and rear seats

Info

Publication number: CN2897763Y
Application number: CN 200620058765
Authority: CN
Inventors: 陈而瑞
Original assignee: KIKA COMMODITY DESIGN SERVICE DEPARTMENT
Current assignee: KIKA COMMODITY DESIGN SERVICE DEPARTMENT
Priority date: 2006-05-04
Filing date: 2006-05-04
Publication date: 2007-05-09
Anticipated expiration: 2016-05-04

Abstract

The utility model discloses a shopping cart for double children with front and rear seats, which comprises a cart frame, a front wheel component, a rear wheel component and two seat components, wherein the cart frame comprises two side brackets; the side bracket comprises a front wheel supporting rod, a rear wheel supporting rod, a front arm rod and a rear arm rod; the front end part of the front wheel supporting rod is connected with a front wheel shaft, and the rear end part of the rear wheel supporting rod is connected with a rear wheel shaft; the rear end part of the front wheel supporting rod is hinged with the front end part of the rear wheel supporting rod; the front end part of the front arm rod is hinged in the middle of the front wheel supporting rod; the rear end part of the front arm rod is hinged with the front end part of the rear arm rod; the middle part of the rear wheel supporting rod is hinged with the middle part of the rear arm rod; the articulated shaft of the front arm lever and the rear arm lever is a transverse shaft lever which is connected with the brackets at two sides; the rear section of the rear arm rod is also connected with a handle rod; a transverse push rod connected with the upper ends of the two handle rods is further arranged between the two handle rods, a button is arranged in the middle of the transverse push rod, and the button is connected with a telescopic clamping mechanism.

Description

The double children's shopping cart of a kind of front and back seat

Technical field

The utility model relates to children trolley, particularly a kind of realize three-dimensional telescopic folding and folding after the fore-and-after seat go-cart for double child that still can carry out.

Background technology

Children trolley of the prior art, generally comprise the go-cart vehicle frame, be arranged on the front-wheel of the front portion, the end of described go-cart vehicle frame, be arranged on the trailing wheel at the rear portion, the end of described go-cart vehicle frame, described go-cart vehicle frame comprises the side stand that is positioned at both sides, described side stand comprises front-wheel support, the upper end of bottom and the described front-wheel support bonded assembly handle that rotates, upper end and the described handle bonded assembly rear wheel support that rotates, usually the go-cart vehicle frame comprises a connecting rod etc., the leading section of described seat connecting rod rotates with described front-wheel support and is connected, the rearward end of described seat connecting rod rotates with described rear wheel support and is connected, when described children trolley is folding, the relative rear wheel support of front-wheel support is folding, and thereby the seat connecting rod has limited the folding position of the relative rear wheel support of front-wheel support and can not make less in folding after contraction of front-wheel support relative rear wheel support, and the body frame structure for automotive complexity is assembled loaded down with trivial details; Existing children trolley also can't shrink foldingly in overall width and overall height direction, and folding back go-cart can't uprightly be carried out.Thereby the children trolley complex structure of prior art, the volume after folding is still bigger, and manufacturing and traffic cost are higher, use also portion's convenience.

The go-cart for double child of prior art all is not provided with Shopping Basket, and go-cart is to separate manufacturing and use with shopping cart.

The utility model content

The utility model purpose provides and a kind ofly can realize folding, simple in structure, easy to use, volume after folding is littler and the fore-and-after seat go-cart for double child that shopping cart uses still can be uprightly carried out and be can be used as in folding back go-cart.

The utility model realizes that the technical scheme that above-mentioned purpose adopted is: seat double children's shopping cart in a kind of front and back comprises a go-cart vehicle frame, is arranged on the preceding wheels of front portion at the bottom of the described go-cart vehicle frame

1, be arranged on the wheel assembly at rear portion at the bottom of the described go-cart vehicle frame, and be arranged on front and back two seat-assemblies on the described vehicle frame, it is characterized in that: described go-cart vehicle frame comprises two side stands that are symmetricly set on both sides and are connected by some pipe links; Described side stand comprises a front-wheel pole, a rear wheel fulcrum bar, a preceding armed lever, a back armed lever respectively; The leading section of described front-wheel pole is connected with front wheel spindle, and the rearward end of described rear wheel fulcrum bar is connected with hind axle; The rearward end of described front-wheel pole and the leading section of rear wheel fulcrum bar are hinged, and what hinged back formation one opening made progress arches upward; The leading section of armed lever before described, the middle part that is hinged on front-wheel pole; Described forearm rod rear end portion is hinged with the leading section of back armed lever, and what hinged back formed one Open Side Down arches upward; The middle part of the middle part of described rear wheel fulcrum bar and described back armed lever is hinged; The described front-wheel pole that is hinged, rear wheel fulcrum bar, preceding armed lever, back armed lever make side stand form a kink four bar linkage jointly; The jointed shaft of armed lever and back armed lever before described is the transverse shaft of a connection two side stands; The back armed lever back segment of described side stand also is connected with a handle stem; The hypomere of described handle stem can inject or pull out from the armed lever back segment of described back; Also be provided with between described two handle stems one with the horizontal push rod of described two handle stems upper end bonded assembly, the middle part of this horizontal push rod is provided with a button, this button connects the flexible screens mechanism that is located in described handle stem and the back armed lever.

Aforesaid children trolley, the front end of described two preceding armed levers also is hinged with the horizontal front stall guard bar of one " ∩ " shape; On the described two back armed levers, also establish and be hinged with one " ∩ " shape back seat guard bar; Described front stall guard bar and back seat guard bar all can rotations before and after its jointed shaft.

Aforesaid children trolley, in two side stand bottoms, also be provided with the square Shopping Basket that an opening makes progress, flexible materials such as this Shopping Basket employing cloth are made, its open front is separately fixed on the described two front-wheel poles for two jiaos, and the rear portion is separately fixed on described " ∩ " shape back seat guard bar for two jiaos.The dismounting flexibly of this Shopping Basket, under the extended configuration, the four limit tensionings that it is suitable for reading; Under the folded state, its integral body is drawn in vehicle frame.

The stage casing of the described side stand front-wheel of aforesaid children trolley pole also is hinged with a front stall waling stripe, and the rear end of this connecting rod is hinged on the described preceding armed lever by a plate; The rear end of described front stall waling stripe is connected with a horizontal cross support arm respectively, and the vertical connecting rod of front stall of one " ∩ " shape; On the armed lever of described back, also be hinged with a back seat waling stripe, the rear end of this waling stripe is connected with the vertical connecting rod of back seat of one " ∩ " shape respectively.

Aforesaid children trolley between the front-wheel pole of described two side stands, also is provided with a front foot pedal and front running board pole; On the transverse shaft of described two side stands, be provided with a rear pedal.

Aforesaid children trolley, described front-wheel pole, the inner side edge of its upper end attaching parts is hinged with the outer side edges of described rear wheel fulcrum bar, and distance between the two front-wheel poles greater than the distance between two rear wheel fulcrum bars, staggers the position of front and back wheel assembly.

Aforesaid children trolley, the jointed shaft of trailing wheel is the transverse axis of a connection two trailing wheels.

Aforesaid children trolley on the front stall waling stripe, also is provided with a front chair; On the described back seat waling stripe, be provided with a back seat; Described seat can be one of common seat or automotive seat.

Aforesaid children trolley, described front-wheel pole, rear wheel fulcrum bar, preceding armed lever, back armed lever, handle stem all are tubular members, its both ends separately are equipped with a connection piece, and interconnect by this attaching parts and other members.Particularly, the attaching parts that is arranged between front-wheel pole and the rear wheel fulcrum bar is a joint; Attaching parts before being arranged between armed lever and the back armed lever is a joint; The attaching parts that is arranged between back armed lever and the handle stem is a flexible snap device.According to real needs, above-mentioned member can adopt materials such as aluminum alloy, corrosion-resistant steel to make, and also can select other metals or plastic material etc. for use.

The utility model can also be according to actual needs, on suitable parts such as each pipe link, or between the associated components, some cords is set, and other auxiliary or ornamental member, article.

The utlity model has following advantage:, can make vehicle frame realize the folding retractable of vehicle commander's direction owing to make side stand form a hinge four-bar linkage structure at described front-wheel pole, rear wheel fulcrum bar, preceding armed lever, back armed lever; Because can stretching, handlebar stem in the armed lever of turnover back, can reduce the chassis frame height after folding with in the armed lever after its indentation behind the vehicle frame folding; Owing to stagger mutually in the position of front and back wheel assembly, the front and back wheels still can work on behind the vehicle frame folding, thereby make vehicle body can continue the upright walking that promotes; Owing to be provided with Shopping Basket at bottom of frame, can also use as shopping cart.As mentioned above, the utility model can realize that go-cart is long, the telescopic folding of high both direction, has not only reduced the volume after children trolley is folding, reduced traffic cost, and simple in structure, folding, stretching, extension etc. are comparatively convenient, still can carry out after folding, very easy to use.

Description of drawings

Fig. 1 is the deployed condition perspective view of the utility model embodiment vehicle frame;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is the right elevation of Fig. 1;

Fig. 4 is the upward view of Fig. 1.

The specific embodiment

Embodiment: adopt technical solutions of the utility model, the double children's shopping cart of a kind of front and back seat that to construct a corrosion-resistant steel tubulose member be main body of vehicle frame.

Referring to Fig. 1～Fig. 4, the double children's shopping cart of a kind of front and back seat, comprise a go-cart vehicle frame, be arranged on the front component 1 of front portion at the bottom of the described go-cart vehicle frame, be arranged on the wheel assembly 2 at rear portion at the bottom of the described go-cart vehicle frame, and being arranged on front and back two seat-assemblies on the described vehicle frame, described go-cart vehicle frame comprises two side stands that are symmetricly set on both sides and are connected by some pipe links; Described side stand comprises a front-wheel pole 3, a rear wheel fulcrum bar 4, one preceding armed lever 5, a back armed lever 6 respectively; The leading section of described front-wheel pole 3 is connected with front wheel spindle, and the rearward end of described rear wheel fulcrum bar 4 is connected with hind axle; The leading section of the rearward end of described front-wheel pole 3 and rear wheel fulcrum bar 4 is hinged, and what hinged back formation one opening made progress arches upward; The leading section of armed lever 5 before described, the middle part that is hinged on front-wheel pole 3; Armed lever 5 rearward end are hinged with the leading section of back armed lever 6 before described, and what hinged back formed one Open Side Down arches upward; The middle part of the middle part of described rear wheel fulcrum bar 4 and described back armed lever 6 is hinged; The described front-wheel pole 3 that is hinged, rear wheel fulcrum bar 4, preceding armed lever 5, back armed lever 6 make side stand form a kink four bar linkage jointly; The jointed shaft of armed lever 5 and back armed lever 6 before described is transverse shaft 7 of a connection two side stands; Back armed lever 6 back segments of described side stand also are connected with a handle stem 8; The hypomere of described handle stem 8 can inject or pull out from armed lever 6 back segments of described back; Also be provided with between described two handle stems 8 one with the horizontal push rod 9 of described two handle stems, 8 upper end bonded assemblys, the middle part of this horizontal push rod 9 is provided with a button 10, this button 10 connects the flexible screens mechanism that is located in described handle stem 8 and the back armed lever 6.

The front end of armed lever 5 also is hinged with the horizontal front stall guard bar 11 of one " ∩ " shape before described two; On the described two back armed levers 6, also establish and be hinged with one " ∩ " shape back seat guard bar 12; Described front stall guard bar 11 and back seat guard bar 12 all can rotations before and after its jointed shaft.

Described two side stand bottoms, also be provided with the square Shopping Basket that an opening makes progress, flexible materials such as this Shopping Basket employing cloth are made, and its open front is separately fixed on the described two front-wheel poles 3 for two jiaos, and the rear portion is separately fixed on described " ∩ " shape back seat guard bar 12 for two jiaos.

The stage casing of described side stand front-wheel pole 3 also is hinged with a front stall waling stripe 13, and this rear end that connects 12 bars is hinged on the described preceding armed lever 5 by a plate 14; The rear end of described front stall waling stripe 13 is connected with a horizontal cross support arm 15 respectively, and the vertical connecting rod 16 of front stall of one " ∩ " shape; On the armed lever 6 of described back, also be hinged with a back seat waling stripe 17, the rear end of this waling stripe 17 is connected with the vertical connecting rod 19 of back seat of one " ∩ " shape respectively.

Between the front-wheel pole 3 of described two side stands, also be provided with a front foot pedal 20 and front running board pole 21; On the transverse shaft 7 of described two side stands, be provided with a rear pedal 22.

Described front-wheel pole 3, the inner side edge of its upper end attaching parts is hinged with the outer side edges of described rear wheel fulcrum bar 4, and the distance between the two front-wheel poles 3 greater than the distance between two rear wheel fulcrum bars 4, staggers the position of front and

back wheel assembly

1,2.

The jointed shaft of described trailing wheel is the transverse axis 23 of a connection two trailing wheels.

On the described front stall waling stripe 13, also can be provided with a front chair; On the described back seat waling stripe 17, be provided with a back seat; Described seat can be one of common seat or automotive seat.

Described front-wheel pole 3, rear wheel fulcrum bar 4, preceding armed lever 5, back armed lever 6, handle stem 8 all are corrosion-resistant steel tubulose members, and its both ends separately are equipped with a connection piece, and interconnect by this attaching parts and other members.Particularly, the attaching parts that is arranged between front-wheel pole 3 and the rear wheel fulcrum bar 4 is a joint; Attaching parts before being arranged between armed lever 5 and the back armed lever 6 also is a joint; The attaching parts that is arranged between back armed lever 6 and the handle stem 8 is a flexible snap device.According to real needs, above-mentioned member can adopt materials such as aluminum alloy to make, and also can select other metals or plastic material etc. for use.

Adopt the described same or analogous structure of the utility model the foregoing description, resulting other fore-and-after seat go-cart for double child are all within the utility model protection domain.

Claims

1. A double child shopping cart with front and rear seats, comprising a cart frame, a front wheel assembly arranged at the bottom front of the cart frame, and a rear wheel assembly arranged at the bottom rear of the cart frame assembly, and the front and rear two seat assemblies arranged on the frame, characterized in that: the cart frame includes two side brackets symmetrically arranged on both sides and connected by several connecting rods; The side brackets respectively include a front wheel strut, a rear wheel strut, a forearm, and a rear arm; the front end of the front wheel strut is connected to the front wheel shaft, and the rear of the rear wheel strut The end is connected with the rear wheel shaft; the rear end of the front wheel strut and the front end of the rear wheel strut are hinged to form an upward arch with an opening; the front end of the forearm is hinged on The middle part of the front wheel strut; the rear end of the forearm and the front end of the rear arm are hinged to form an arch with an opening downward; the middle of the rear wheel strut and the rear end of the rear arm The middle parts are hinged; the mutually hinged front wheel struts, rear wheel struts, forearm rods, and rear arm rods jointly make the side brackets form a hinged four-bar linkage mechanism; the hinge shafts of the forearm rods and rear arm rods , is a transverse shaft connecting the brackets on both sides; the rear section of the rear arm of the side bracket is also connected with a handle bar; the lower section of the handle bar can be pulled from the rear section of the rear arm Insert or pull out; there is also a horizontal push rod connected to the upper ends of the two handle rods between the two handle rods, a button is provided in the middle of the push rod, and the button is connected to the handle rod and Telescopic locking mechanism inside the rear boom.

2. The stroller according to claim 1, characterized in that: the front ends of the two forearms are also hinged with a "∩"-shaped transverse front seat protection bar; the two rear arms are also hinged with a "∩" ∩”-shaped rear seat guard bar; both the front seat guard bar and the rear seat guard bar can rotate around their hinged shafts back and forth.

3. The baby stroller according to claim 1 or 2, characterized in that: the lower part of the brackets on both sides is also provided with a square shopping basket with an upward opening. The corners are respectively fixed on the two front wheel struts, and the rear two corners are respectively fixed on the "∩" shaped rear seat protection bars.

4. The children's stroller according to claim 3, characterized in that: the middle section of the front wheel strut of the side bracket is also hinged with a front seat horizontal connecting rod, and the rear end of the connecting rod is hinged on the said on the forearm rod of the front seat; the rear end of the horizontal connecting rod of the front seat is respectively connected with a horizontal cross strut and a vertical connecting rod of the front seat in the shape of "∩"; on the rear arm rod, a rear seat horizontal Connecting rod, the rear end of this horizontal connecting rod is respectively connected with a "∩" shaped rear seat vertical connecting rod.

5. The children's stroller according to claim 4, characterized in that: a front pedal and a front pedal strut are arranged between the front wheel struts of the two side supports; On the shaft rod, a rear foot pedal is arranged.

6. The children's stroller according to claim 5, characterized in that: the inner side of the upper end connector of the front wheel strut is hinged to the outer side of the rear wheel strut, and the two sides The distance between the front wheel struts is greater than the distance between the two rear wheel struts, so that the positions of the front and rear wheel assemblies are staggered.

7. The stroller according to claim 6, characterized in that: the hinge axis of the rear wheels is a transverse axis connecting the two rear wheels.

8. The stroller according to claim 7, characterized in that: the horizontal connecting rod of the front seat is provided with a front seat; the horizontal connecting rod of the rear seat is provided with a rear seat; Said seat can be one of common seat or car seat.

9. The stroller according to claim 8, characterized in that: said front wheel strut, rear wheel strut, front arm, rear arm, and handle are all tubular members, and their respective two Each end is provided with a connecting piece, and is connected with other components through the connecting piece.