CN215043027U

CN215043027U - Shopping cart folding structure

Info

Publication number: CN215043027U
Application number: CN202121274093.9U
Authority: CN
Inventors: 应亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-07
Anticipated expiration: 2031-06-08

Abstract

The utility model belongs to the technical field of the shopping cart, in particular to shopping cart beta structure, including frame and the wheel of setting on the frame, rotate on the frame and be provided with the connecting seat, the wheel is installed on the connecting seat, still is provided with the support frame that is used for supporting article on the frame, and support frame folding setting is provided with location portion on the support frame, be provided with on the connecting seat with location portion complex constant head tank, when the support frame expandes with the frame relatively, location portion and constant head tank cooperation make connecting seat and frame relatively fixed, the utility model aims to provide a simple structure, convenient folding shopping cart beta structure.

Description

Shopping cart folding structure

Technical Field

The utility model belongs to the technical field of the shopping cart, in particular to shopping cart beta structure.

Background

The shopping cart is a common transport tool, the shopping cart can transport articles, the articles are prevented from being taken up for a long time in the shopping process, especially for the old people who buy vegetables when going out, the arms of the articles can be ache even the waist can be twisted after being taken up for a long time, many shopping carts in the market can be folded and collected at present, most shopping carts can be folded only by a frame, the folded wheels are still positioned on two sides of the frame, the thickness of the folded shopping cart of the shopping cart is large, the shopping carts are inconvenient to stack and store, and when the folded shopping cart is leaned on the wall, the wheels can enable the shopping cart to slide along the wall.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a shopping cart folding structure with simple structure and convenient folding.

The purpose of the utility model is realized like this:

the utility model provides a shopping cart beta structure, includes the frame and sets up the wheel on the frame, it is provided with the connecting seat to rotate on the frame, and the wheel is installed on the connecting seat, still is provided with the support frame that is used for supporting article on the frame, and collapsible the setting of support frame is provided with location portion on the support frame, be provided with on the connecting seat with location portion complex constant head tank, when the support frame expandes with the frame relatively, location portion and constant head tank cooperation make connecting seat and frame relatively fixed.

After adopting above-mentioned structure, the wheel can rotate folding relative to the frame, simple structure, and the folding of shopping cart of being convenient for, and the storage of piling up of convenient shopping cart makes wheel and frame relatively fixed through the support frame in this structure, and the wheel accident is rotated folding when avoiding the shopping cart to use, and the person of facilitating the use uses.

The utility model discloses further set up to: the shopping cart is characterized in that a clamping portion is arranged on the support frame, a clamping groove matched with the clamping portion is formed in the connecting seat, when the shopping cart is folded, the support frame and the wheels are respectively folded towards the cart frame, and the clamping portion is matched with the clamping groove and enables the connecting seat and the cart frame to be relatively fixed.

After the structure is adopted, the folding state of the support frame, the wheels and the frame is kept, the shopping cart is prevented from being unfolded accidentally, and the shopping cart is convenient to fold and store.

The utility model discloses further set up to: the frame is provided with an elastic piece, the elastic piece drives the connecting seat to reset and fold towards the frame, and the elastic piece is provided with a first connecting part and a second connecting part which are respectively connected with the frame and the connecting seat.

After adopting above-mentioned structure, the setting of elastic component is convenient for the quick folding of wheel, and the person of facilitating the use uses.

The utility model discloses further set up to: the frame is provided with a rotating seat, the connecting seat is provided with a placing groove, the rotating seat is rotatably arranged in the placing groove, and the rotating seat is abutted to the bottom of the placing groove.

The utility model discloses further set up to: the elastic piece is sleeved on the rotating seat and arranged in the arranging groove, an end cover is detachably arranged at the bottom of the arranging groove, and the end cover abuts against the rotating seat and enables the elastic piece to be hidden in the arranging groove.

After adopting above-mentioned structure, the arrangement of resettlement groove does benefit to the stable support of connecting seat to the frame, and avoids connecting seat and rotation seat relative slip, and the person of facilitating the use uses, and the equipment of shopping cart is then convenient for in the setting of end cover, and avoids debris handrail elastic component or influences the normal deformation of elastic component.

The utility model discloses further set up to: the frame is provided with a limiting part, the connecting seat is provided with a limiting groove, and the limiting part slides in the limiting groove when the connecting seat and the frame rotate relatively.

After adopting above-mentioned structure, the setting of spacing portion and spacing groove is convenient for the location of connecting seat and frame to expand or fold, and the quick location fit in location portion and constant head tank and joint portion and joint groove of being convenient for facilitates the user to use.

The utility model discloses further set up to: the support frame comprises a bracket and support legs, the bracket is rotatably connected with the frame, the support legs are rotatably arranged on the bracket, a transmission connecting rod is arranged between the support legs and the frame, and the bracket, the support legs, the transmission connecting rod and the frame form a four-bar mechanism.

After adopting above-mentioned structure, simple structure, the folding of the support frame of being convenient for, the person of facilitating the use uses.

The utility model discloses further set up to: the support frame is characterized in that a supporting part is arranged on the connecting seat, the positioning groove is arranged on the supporting part, and when the support frame is unfolded, the positioning part is supported on the supporting part, so that the connecting seat and the frame are oppositely unfolded until the positioning part is matched with the positioning groove.

After the structure is adopted, the shopping cart is favorable for being unfolded quickly, and is convenient for a user to use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic view of the folding structure of the present invention;

FIG. 4 is a schematic structural view of the rotary seat of the present invention;

fig. 5 is a schematic structural diagram of the middle connection seat of the present invention.

The reference numbers in the figures mean: 1-a vehicle frame; 11-a rotating seat; 12-a first card slot; 13-a step portion; 14-a limiting part; 2-a support frame; 21-a bracket; 22-supporting feet; 23-a drive link; 24-a positioning section; 25-a clamping part; 3-a connecting seat; 31-a positioning groove; 32-a clamping groove; 33-an abutment; 34-a placement groove; 35-end cap; 36-a second card slot; 37-perforating; 38-a limiting groove; 4-a wheel; 5-an elastic member; 51-a first connection; 52-second connection.

Detailed Description

The invention will be further described in the following with reference to the accompanying drawings in which:

referring to fig. 1 to 5, a shopping cart folding structure comprises a frame 1 and wheels 4 arranged on the frame 1, wherein a connecting seat 3 is rotatably arranged on the frame 1, the wheels 4 are arranged on the connecting seat 3, a supporting frame 2 for supporting articles is further arranged on the frame 1, the supporting frame 2 is arranged on the frame 1 in a foldable manner, a positioning part 24 is arranged on the supporting frame 2, a positioning groove 31 matched with the positioning part 24 is arranged on the connecting seat 3, when the supporting frame 2 and the frame 1 are relatively unfolded, the positioning part 24 is matched with the positioning groove 31 to relatively fix the connecting seat 3 and the frame 1, the wheels 4 can be rotatably folded relative to the frame 1, the structure is simple, the folding of the shopping cart is convenient, the stacking and storage of the shopping cart are convenient, the wheels 4 and the frame 1 are relatively fixed through the supporting frame 2 in the structure, and the accidental rotation and folding of the wheels 4 when the shopping cart is used are avoided, is convenient for users to use.

The connecting seat 3 is provided with a supporting part 33, the positioning groove 31 is arranged on the supporting part 33, when the support frame 2 is unfolded, the positioning part 24 is supported on the supporting part 33, the connecting seat 3 and the frame 1 are oppositely unfolded until the positioning part 24 is matched with the positioning groove 31, and the supporting part 33 is provided to be beneficial to the quick unfolding of the shopping cart, so that the use of a user is facilitated.

The utility model discloses it is preferred be provided with joint portion 25 on the support frame 2, be provided with on the connecting seat 3 with joint portion 25 complex joint groove 32, when the shopping cart was folding, support frame 2 and wheel 4 were folding to frame 1 respectively, joint portion 25 and joint groove 32 cooperation and make connecting seat 3 and frame 1 relatively fixed, were favorable to support frame 2, wheel 4 and frame 1 to keep fold condition, avoided the unexpected expansion of shopping cart, made things convenient for the folding storage of shopping cart.

Preferably, the frame 1 is provided with an elastic member 5, the elastic member 5 drives the connecting seat 3 to reset and fold towards the frame 1, the elastic member 5 is arranged to facilitate rapid folding of the wheel 4, and is convenient for a user to use, in this embodiment, the elastic member 5 is provided with a first connecting portion 51 and a second connecting portion 52 which are respectively connected with the frame 1 and the connecting seat 3, and the frame 1 is provided with a first clamping groove 12 which is matched with the first connecting portion 51; the connecting base 3 is provided with a second locking groove 36 matched with the second connecting part 52.

Be provided with on the frame 1 and rotate seat 11, be provided with arrangement groove 34 on the connecting seat 3, rotate seat 11 and rotate the setting in arrangement groove 34, and rotate seat 11 and support in arrangement groove 34 bottom, the setting of arrangement groove 34 is favorable to connecting seat 3 to the stable support of frame 1, and avoids connecting seat 3 and rotation seat 11 relative slip, and the person of facilitating the use uses, in this embodiment be provided with step portion 13 in the axis of rotation, arrangement groove 34 bottom is provided with perforation 37, and the axis of rotation lower extreme is worn to establish among the perforation 37, and step portion 13 supports tightly in arrangement groove 34 bottom.

Preferably, the elastic part 5 is sleeved on the rotating seat 11 and arranged in the arranging groove 34, the bottom of the arranging groove 34 is detachably provided with an end cover 35, the end cover 35 abuts against the rotating seat 11 and enables the elastic part 5 to be hidden in the arranging groove 34, the arrangement of the end cover 35 is convenient for assembling the shopping cart, and the elastic part 5 of the sundry handrail is avoided or the normal deformation of the elastic part 5 is not influenced.

The utility model discloses in be provided with spacing portion 14 on the frame 1, be provided with spacing groove 38 on the connecting seat 3, when connecting seat 3 rotated with frame 1 relatively, spacing portion 14 slided in spacing groove 38, and spacing portion 14 expandes or folds with the location of frame 1 with the setting up of spacing groove 38 being convenient for connecting seat 3, and the location portion 24 and constant head tank 31 and joint portion 25 of being convenient for use person uses with the quick location cooperation in joint groove 32.

The support frame 2 comprises a bracket 21 rotatably connected with the frame 1 and supporting legs 22 for supporting the bracket 21, the supporting legs 22 are rotatably arranged on the bracket 21, a transmission connecting rod 23 is arranged between the supporting legs 22 and the frame 1, and the bracket 21, the supporting legs 22, the transmission connecting rod 23 and the frame 1 form a four-bar mechanism.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a shopping cart beta structure, includes frame (1) and wheel (4) of setting on frame (1), its characterized in that: the automobile wheel support is characterized in that a connecting seat (3) is arranged on the automobile frame (1) in a rotating mode, wheels (4) are installed on the connecting seat (3), a supporting frame (2) used for supporting objects is further arranged on the automobile frame (1), the supporting frame (2) can be arranged on the automobile frame (1) in a folding mode, a positioning portion (24) is arranged on the supporting frame (2), a positioning groove (31) matched with the positioning portion (24) is formed in the connecting seat (3), and when the supporting frame (2) and the automobile frame (1) are unfolded relatively, the positioning portion (24) is matched with the positioning groove (31) and enables the connecting seat (3) and the automobile frame (1) to be fixed relatively.

2. The shopping cart folding structure of claim 1, wherein: be provided with joint portion (25) on support frame (2), be provided with on connecting seat (3) with joint portion (25) complex joint groove (32), when the shopping cart was folding, support frame (2) and wheel (4) are respectively to frame (1) folding, joint portion (25) and joint groove (32) cooperation and make connecting seat (3) and frame (1) relatively fixed.

3. A shopping cart folding structure as claimed in claim 1 or 2, wherein: the foldable bicycle is characterized in that an elastic piece (5) is arranged on the bicycle frame (1), the elastic piece (5) drives the connecting seat (3) to reset and fold towards the bicycle frame (1), and a first connecting portion (51) and a second connecting portion (52) which are respectively connected with the bicycle frame (1) and the connecting seat (3) are arranged on the elastic piece (5).

4. The shopping cart folding structure of claim 3, wherein: the frame (1) is provided with a rotating seat (11), the connecting seat (3) is provided with a placing groove (34), the rotating seat (11) is rotatably arranged in the placing groove (34), and the rotating seat (11) is abutted to the bottom of the placing groove (34).

5. The shopping cart folding structure of claim 4, wherein: the elastic piece (5) is sleeved on the rotating seat (11) and arranged in the arranging groove (34), an end cover (35) is detachably arranged at the bottom of the arranging groove (34), the end cover (35) abuts against the rotating seat (11) and the elastic piece (5) is hidden in the arranging groove (34).

6. The shopping cart folding structure of claim 1, 2, 4 or 5, wherein: the bicycle frame is characterized in that a limiting part (14) is arranged on the bicycle frame (1), a limiting groove (38) is formed in the connecting seat (3), and when the connecting seat (3) and the bicycle frame (1) rotate relatively, the limiting part (14) slides in the limiting groove (38).

7. The shopping cart folding structure of claim 6, wherein: the supporting frame (2) comprises a bracket (21) rotatably connected with the frame (1) and supporting legs (22) for supporting the bracket (21), the supporting legs (22) are rotatably arranged on the bracket (21), a transmission connecting rod (23) is arranged between the supporting legs (22) and the frame (1), and the bracket (21), the supporting legs (22), the transmission connecting rod (23) and the frame (1) form a four-bar mechanism.

8. A shopping cart folding structure as claimed in claim 1 or 2 or 4 or 5 or 7, wherein: the supporting frame is characterized in that a supporting part (33) is arranged on the connecting seat (3), the positioning groove (31) is arranged on the supporting part (33), and when the supporting frame (2) is unfolded, the positioning part (24) is supported on the supporting part (33), so that the connecting seat (3) and the frame (1) are oppositely unfolded until the positioning part (24) is matched with the positioning groove (31).