CN216833859U - Folding cart - Google Patents

Abstract

The utility model belongs to the technical field of the children's shallow, a folding shallow is disclosed, folding shallow includes horizontal bracket component, collateral branch frame subassembly and link assembly, horizontal bracket component both sides all are provided with the collateral branch frame subassembly, and two collateral branch frame subassembly symmetries set up, the collateral branch frame subassembly rotates with horizontal bracket component to be connected, two collateral branch frame subassemblies can rotate the horizontal folding that realizes folding shallow in opposite directions around horizontal bracket component, wherein, the collateral branch frame subassembly includes the after-poppet, rotate the fore-stock of being connected and rotate the subassembly of pushing away of being connected with the after-poppet, the fore-stock and push away the subassembly and all rotate with horizontal bracket component to be connected, link assembly sets up in the after-poppet, the fore-stock and push away between the subassembly, the after-poppet, fore-poppet and push away the subassembly can realize folding shallow vertical folding link assembly through the linkage. The utility model provides a folding shallow reaches the purpose that reduces folding back volume through twice folding, and easy operation and folding back transport are convenient.

Description

Folding cart

Technical Field

The utility model relates to a children's shallow technical field especially relates to a folding shallow.

Background

The folding baby carriage is a very common tool for children to ride in, and is pushed by adults. In order to facilitate the use and storage of consumers, when the cart is designed and manufactured, the cart is required to be light as much as possible while the safety is ensured, the folding and unfolding operation is convenient, and the volume of the folded cart is small.

Among the prior art, folding children's shallow is mainly including having the shallow frame of folding and expansion state, and is folding convenient, and folding back is small, makes it easily deposit, conveniently carries, is the user demand of consumer to children's shallow. However, the folding stroller in the prior art has a small volume after being folded, and may be scratched by other objects during storage and transportation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a folding shallow, folding back is small, and the transport is convenient.

To achieve the purpose, the utility model adopts the following technical proposal:

a folding cart comprising:

a transverse bracket assembly;

the two side bracket assemblies are symmetrically arranged, the side bracket assemblies are rotatably connected with the transverse bracket assembly, and the two side bracket assemblies can rotate oppositely around the transverse bracket assembly to realize transverse folding of the folding cart;

the side support assembly comprises a rear support, a front support and a push handle assembly, the front support is rotatably connected with the rear support, the push handle assembly is rotatably connected with the rear support, and the rear support, the front support and the push handle assembly are rotatably connected with the transverse support assembly; and

the connecting rod assembly is arranged between the rear support, the front support and the pushing handle assembly, and the rear support, the front support and the pushing handle assembly can be linked to realize longitudinal folding of the folding cart through the connecting rod assembly.

Optionally, the lateral brace assembly comprises:

the two ends of the front cross support piece are respectively hinged with the front brackets on the two sides of the front cross support piece;

the two ends of the rear transverse supporting piece are respectively hinged with the rear supports on the two sides of the rear transverse supporting piece;

and two ends of the upper cross-supporting piece are respectively hinged with the push handle assemblies on two sides of the upper cross-supporting piece.

Optionally, the connecting rod assembly comprises:

the first end of the first connecting rod is rotatably connected with a sliding piece, the sliding piece is slidably connected with the push handle assembly, a first linkage hinge part is arranged on the first connecting rod, and the first linkage hinge part is rotatably connected with the rear support;

and the first end of the second connecting rod is rotatably connected with the front support, and the second end of the second connecting rod is rotatably connected with the second end of the first connecting rod.

Optionally, the cushion device further comprises a cushion sliding sleeve rotatably connected with the push handle assembly and a cushion rod inserted in the cushion sliding sleeve, the cushion rod is slidably connected with the cushion sliding sleeve, a second linkage hinge portion is arranged on the first connecting rod, and the cushion rod is rotatably connected with the second linkage hinge portion.

Optionally, the transverse support assembly includes a middle cross support member, and two ends of the middle cross support member are respectively rotatably connected to the first links at two sides of the middle cross support member.

Optionally, the push handle assembly comprises:

the lower push handle is rotationally connected with the rear support, and the lower push handle is connected with the sliding piece in a sliding manner;

and the upper push handle is rotationally connected with the lower push handle.

Optionally, a sliding groove is formed in the downward pushing handle, and the sliding part is arranged in the sliding groove and is in sliding connection with the sliding groove.

Optionally, the first end of the rear bracket is provided with a first supporting hinge part and a second supporting hinge part, the first supporting hinge part is rotatably connected with the front bracket, and the second supporting hinge part is rotatably connected with the push handle assembly.

Optionally, each front support is provided with a universal wheel, and each rear support is provided with a rotating wheel.

Optionally, a canopy frame assembly is arranged on the push handle assembly, and the canopy frame assembly comprises a fixed canopy rod fixedly connected with the push handle assembly and a movable canopy rod rotatably connected with the push handle assembly.

Has the advantages that:

the utility model provides a folding shallow, user of service rotates in order to realize folding shallow's horizontal folding in opposite directions through winding two collateral branch frame subassemblies around horizontal bracket component, and user of service passes through link assembly's linkage with after-poppet, fore-stock and push away the subassembly draw close folding vertical folding together in order to realize folding shallow each other. This folding shallow reaches the purpose that reduces folding back volume through twice folding, easy operation and folding back transport convenience.

Drawings

Fig. 1 is a schematic view of a folded stroller according to the present invention;

fig. 2 is a schematic view of another perspective structure of the foldable stroller provided by the present invention;

fig. 3 is a schematic view of the folded stroller according to another embodiment of the present invention;

fig. 4 is a schematic view structure diagram of the longitudinal folding of the folding cart provided by the present invention;

fig. 5 is a schematic view structure diagram of the longitudinal half-folding of the folding cart provided by the present invention;

fig. 6 is another schematic view structure diagram of the folding cart according to the present invention, which is longitudinally half-folded;

fig. 7 is a schematic view of another perspective structure of the folding cart according to the present invention, which is folded longitudinally;

fig. 8 is a schematic view of the folding cart according to the present invention in a horizontal half-folded configuration;

fig. 9 is a schematic view of the folding cart according to the present invention in a horizontal folding view;

fig. 10 is a schematic view of another perspective structure of the folding cart according to the present invention being folded in the lateral direction;

fig. 11 is a schematic view of the folding cart according to the present invention in a further perspective configuration.

In the figure:

100. a transverse bracket assembly; 110. a front cross brace member; 111. a first abdicating groove; 120. a rear cross brace member; 121. the second abdicating groove; 130. an upper cross-brace member; 140. a middle cross brace member; 141. a third abdicating groove;

210. a rear bracket; 211. a first support hinge; 212. a second support hinge; 213. a second support bar; 220. a front bracket; 221. a first support bar; 230. a push handle assembly; 231. a push handle is pushed down; 2311. a chute; 232. pushing up the handle; 2321. a handle;

300. a connecting rod assembly; 310. a first link; 311. a first linkage hinge; 312. a second linkage hinge; 313. a third support bar; 320. a slider; 330. a second link;

410. a cushion sliding sleeve; 420. a cushion rod;

510. a universal wheel; 520. a rotating wheel; 530. a step plate;

600. a canopy frame assembly; 610. fixing the tent pole; 620. a movable fluffer rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1, the present embodiment provides a folding cart including a transverse support assembly 100, side support assemblies and a link assembly 300, the side support assemblies are provided at both sides of the transverse support assembly 100, the two side bracket components are symmetrically arranged and are rotationally connected with the transverse bracket component 100, the two side bracket components can rotate oppositely around the transverse bracket component 100 to realize the transverse folding of the folding cart, the side bracket assembly comprises a rear bracket 210, a front bracket 220 rotatably connected with the rear bracket 210 and a push handle assembly 230 rotatably connected with the rear bracket 210, the front bracket 220 and the push handle assembly 230 are rotatably connected with the transverse bracket assembly 100, the connecting rod assembly 300 is arranged among the rear bracket 210, the front bracket 220 and the push handle assembly 230, and the rear bracket 210, the front bracket 220 and the push handle assembly 230 can be linked through the connecting rod assembly 300 to realize the longitudinal folding of the folding cart.

In this embodiment, the user rotates the two side bracket assemblies about the transverse bracket assembly 100 towards each other to achieve transverse folding of the folding cart, and the user folds the rear bracket 210, the front bracket 220 and the push handle assembly 230 together by the linkage of the connecting rod assembly 300 to achieve longitudinal folding of the folding cart. This folding shallow reaches the purpose that reduces folding back volume through twice folding, easy operation and folding back transport convenience.

Further, the push handle assembly 230 is provided with a canopy frame assembly 600, and the canopy frame assembly 600 includes a fixed canopy rod 610 fixedly connected with the push handle assembly 230 and a movable canopy rod 620 rotatably connected with the push handle assembly 230. In this embodiment, a sunshade cloth (not shown in the figure) is disposed between the fixed rod 610 and the movable rod 620, two ends of the sunshade cloth are respectively connected to the fixed rod 610 and the movable rod 620, the sunshade cloth can be folded along with the rotation of the movable rod 620 toward the fixed rod 610, and the sunshade cloth can be unfolded along with the rotation of the movable rod 620 back to the fixed rod 610. Specifically, the material of the fixed canopy rod 610 and the movable canopy rod 620 is an elastic material, which facilitates folding of the foldable cart, and of course, the material of the fixed canopy rod 610 and the movable canopy rod 620 may be other materials, which are not described in detail herein.

Further, each front bracket 220 is provided with a universal wheel 510, and each rear bracket 210 is provided with a rotating wheel 520. Specifically, the universal wheel 510 is disposed at the second end of the front bracket 220, and the rotating wheel 520 is disposed at the second end of the rear bracket 210. In this embodiment, after the folding shallow is accomplished vertically folding, the universal wheel 510 is arranged in between the runner 520, and the universal rotation of universal wheel 510 can effectively be prevented to rear support 210, makes things convenient for user's deposit and transport, avoids the universal rotation of universal wheel 510 to scratch and stumble other objects. In this embodiment, the universal wheels 510 and the turning wheels 520 are designed to facilitate the pushing and turning of the folding cart by a user.

In the present embodiment, referring to fig. 2, a first supporting hinge 211 and a second supporting hinge 212 are disposed at a first end of the rear bracket 210, the first supporting hinge 211 is rotatably connected to the front bracket 220, and the second supporting hinge 212 is rotatably connected to the handle bar assembly 230. Specifically, a first end of the front bracket 220 is rotatably connected to the first support hinge 211. In this embodiment, the user rotates the push handle assembly 230 about the second support hinge 212, which in turn rotates the front frame 220 assembly through the linkage of the linkage assembly 300 to complete the longitudinal folding of the folding cart.

In this embodiment, as shown in fig. 2, a pedal 530 is disposed between the two front brackets 220, and the pedal is connected to the second end of the front bracket 220. Specifically, the pedal is made of rubber, or other materials, which are not described in detail herein. In this embodiment, when the folding of the folding cart is completed, the foot pedal is deformed and placed inside the folding cart, thereby further reducing the volume after folding.

In this embodiment, as shown in fig. 2, the connecting rod assembly 300 includes a first connecting rod 310 and a second connecting rod 330, a first end of the first connecting rod 310 is rotatably connected with a sliding member 320, the sliding member 320 is slidably connected with the handle assembly 230, the first connecting rod 310 is provided with a first linkage hinge portion 311, the first linkage hinge portion 311 is rotatably connected with the rear bracket 210, a first end of the second connecting rod 330 is rotatably connected with the front bracket 220, and a second end of the second connecting rod 330 is rotatably connected with a second end of the first connecting rod 310. In this embodiment, the user rotates the handle assembly 230 around the first supporting hinge 211 to draw the lower handle 231 toward the rear frame 210, and the sliding member 320 slides on the handle assembly 230 to drive the first link 310 to rotate around the first linking hinge 311, so as to rotate the second link 330 around the first link 310 to drive the front frame 220 to rotate, so as to draw the front frame 220 toward the rear frame 210, thereby completing the longitudinal folding of the foldable stroller.

In the present embodiment, as shown in fig. 2, the push handle assembly 230 includes a lower push handle 231 and an upper push handle 232, the lower push handle 231 is rotatably connected to the rear bracket 210, the lower push handle 231 is slidably connected to the sliding member 320, and the upper push handle 232 is rotatably connected to the lower push handle 231. Specifically, a first end of the lower push handle 231 is rotatably connected to the second support hinge portion 212, and a second end of the lower push handle 231 is rotatably connected to a first end of the upper push handle 232. Further, a handle 2321 is mounted to a second end of the push-up handle 232 to facilitate a user pushing the folding cart. In this embodiment, the user rotates the push-up handle 232 around the push-down handle 231 to complete the longitudinal folding of the push-up handle assembly 230, and the structure is simple and the use is convenient.

Specifically, the fixed tarpaulin rod 610 is fixedly connected to the upper pushing handle 232, the movable tarpaulin rod 620 is disposed at the rotational connection position of the second end of the lower pushing handle 231 and the first end of the upper pushing handle 232, and both the lower pushing handle 231 and the upper pushing handle 232 are rotationally connected to the movable tarpaulin rod 620.

Specifically, the push down handle 231 is provided with a sliding groove 2311, the sliding piece 320 is arranged in the sliding groove 2311 and is in sliding connection with the sliding groove 2311, and the sliding groove 2311 is designed to further reduce the volume of the folding cart, so that the folding cart is compact in structure. Specifically, the slide grooves 2311 extend in the longitudinal direction of the push down handles 231, and the slide grooves 2311 of the two push down handles 231 are disposed to face each other.

In this embodiment, with continued reference to fig. 2, the foldable stroller further comprises a seat sliding sleeve 410 rotatably connected to the handle assembly 230 and a seat rod 420 inserted into the seat sliding sleeve 410, the seat rod 420 is slidably connected to the seat sliding sleeve 410, the first link 310 is provided with a second linkage portion 312, and the seat rod 420 is rotatably connected to the second linkage portion 312. Specifically, the second linkage hinge 312 is disposed between the first end of the first link 310 and the first linkage hinge 311, the first end of the cushion rod 420 is rotatably connected to the second linkage hinge 312, and the second end of the cushion rod 420 is inserted into the cushion sliding sleeve 410. Further, a cushion (not shown) is disposed between the cushion sliding sleeve 410 and the cushion rod 420. In this embodiment, the user rotates the handle assembly 230 around the first supporting hinge 211 to slide the sliding member 320 in the sliding slot 2311 of the lower handle 231, so as to drive the first link 310 to rotate around the first linking hinge 311, and further to rotate the cushion rod 420 around the second linking hinge 312 and move along with the first link 310, so that the cushion rod 420 slides in the cushion sliding sleeve 410 to fold and unfold the cushion.

In the present embodiment, referring to fig. 3 and 4, the transverse support assembly 100 includes a front transverse support 110, and two ends of the front transverse support 110 are respectively hinged to the front supports 220 at two sides of the front transverse support 110. Specifically, a first support bar 221 is disposed on one side of the two front brackets 220 facing each other, a first end of the first support bar 221 is fixedly connected to the front brackets 220, and a second end of the first support bar 221 is hinged to the front cross-support 110. In this embodiment, when the user folds the folding stroller laterally, the first struts 221 of the two front brackets 220 are rotated toward each other around the front cross-brace 110. Specifically, the two ends of the front cross support 110 are provided with a first abdicating groove, and when the folding cart is transversely folded, the first support rod 221 is at least partially disposed in the first abdicating groove 111, so that the volume of the folded folding cart is smaller.

Further, the transverse support assembly 100 further includes a rear cross support 120, and two ends of the rear cross support 120 are respectively hinged to the rear supports 210 at two sides of the rear cross support 120. Specifically, the opposite sides of the two rear brackets 210 are provided with second struts 213, first ends of the second struts 213 are fixedly connected with the rear brackets 210, and second ends of the second struts 213 are hinged with the rear cross-support 120. In this embodiment, when the user folds the folding stroller laterally, the second struts 213 of the two rear brackets 210 rotate around the rear cross-brace 120 toward each other. Specifically, the two ends of the rear cross-brace 120 are provided with second yielding slots, and when the folding cart is transversely folded, the second support rod 213 is at least partially disposed in the second yielding slots 121, so that the folded volume of the folding cart is smaller.

Further, the transverse support assembly 100 further includes an upper cross member 130, and two ends of the upper cross member 130 are respectively hinged to the handle assemblies 230 on two sides of the upper cross member 130. Specifically, the opposite ends of the two handles 2321 are provided with a transverse hinge portion, which is hinged to the upper cross member 130. In this embodiment, when the user folds the folding stroller laterally, both handles 2321 rotate toward each other about the upper cross support 130.

Further, the transverse support assembly 100 further includes a middle cross support 140, and two ends of the middle cross support 140 are respectively rotatably connected to the first links 310 at two sides of the middle cross support 140. Specifically, a third strut 313 is disposed on the opposite side of the two first links 310, a first end of the third strut 313 is fixedly connected to the first link 310, and a second end of the third strut 313 is hinged to the middle cross-brace 140. In this embodiment, when the user folds the folding cart laterally, the third struts 313 of the two first links 310 rotate toward each other around the rear cross brace 120. Specifically, the two ends of the middle cross brace 140 are provided with third receding grooves, and when the folding cart is transversely folded, the third support rod 313 is at least partially disposed in the third receding groove 141, so that the folded volume of the folding cart is smaller.

Exemplarily, referring to fig. 5 to 11, the folding process of the folding cart is specifically as follows:

the user rotates the upper push handle 232 around the lower push handle 231, in the process, the fixed tarpaulin rod 610 rotates towards the movable tarpaulin rod 620 along with the upper push handle 232, the sunshade cloth is folded, the movable tarpaulin rod 620 and the upper push handle 232 continue to rotate around the lower push handle 231, and the longitudinal folding of the push handle assembly 230 is completed. In the process of completing the longitudinal folding of the handle assembly 230, the user rotates the lower handle 231 around the first supporting hinge 211, so that the lower handle 231 is drawn toward the rear bracket 210, the sliding member 320 slides in the sliding slot 2311 of the lower handle 231 toward the second end of the lower handle 231, and drives the first link 310 to rotate around the first linking hinge 311, so that the second link 330 rotates around the first link 310, and drives the front bracket 220 to rotate, so that the front bracket 220 is drawn toward the rear bracket 210, and the longitudinal folding of the folding cart is completed. While the first link 310 rotates about the first linkage hinge 311, the cushion rod 420 rotates about the second linkage hinge 312 and moves with the first link 310, and the cushion sliding sleeve 410 slides toward the second end of the cushion rod 420, thereby folding the cushion.

After completing the longitudinal folding of the folding cart, the user rotates the two side bracket assemblies around the transverse bracket assembly 100 in opposite directions to achieve the transverse folding of the folding cart. Specifically, in the process of transversely folding the folding stroller, the first struts 221 of the two front brackets 220 rotate around the front cross-braces 110 in opposite directions, and at least part of the first struts 221 are disposed in the first abdicating grooves 111; the second struts 213 of the two rear brackets 210 rotate around the rear cross-brace 120 in opposite directions, and at least part of the second struts 213 is arranged in the second abdicating groove 121; the third struts 313 of the two first links 310 rotate around the rear cross-brace 120 in opposite directions, and at least part of the third struts 313 are disposed in the third abdicating slots 141; both handles 2321 rotate in opposite directions about the upper cross support 130.

The folding cart achieves the purpose of reducing the volume after folding through twice folding, and has simple folding process and convenient operation.

Further, the unfolding process of the folding cart is specifically as follows:

the user pivots the two side bracket assemblies back to back about the transverse bracket assembly 100 to effect transverse deployment of the folding cart. Specifically, in the process of transversely unfolding the folding stroller, the first support rods 221 of the two front brackets 220 rotate back to back around the front transverse support 110, and the first support rods 221 rotate out in the first abdicating grooves 111; the second struts 213 of the two rear brackets 210 rotate back to back around the rear cross-support 120, and the second struts 213 rotate out in the second abdicating grooves 121; the third supporting rods 313 of the two first connecting rods 310 rotate back to back around the rear cross-support 120, and the third supporting rods 313 rotate out in the third abdicating groove 141; both handles 2321 pivot back around the upper cross support 130.

After the transverse unfolding of the folding cart is completed, the user reversely rotates the push-up handle 232 around the push-down handle 231, in the process, the fixed tarpaulin rod 610 rotates along with the push-up handle 232 back to the movable tarpaulin rod 620, the sunshade cloth is unfolded, and the longitudinal unfolding of the push-up handle assembly 230 is completed. In the process of completing the longitudinal expansion of the handle bar assembly 230, the user rotates the lower handle bar 231 around the first supporting hinge portion 211 back to the rear bracket 210, the sliding member 320 slides towards the first end of the lower handle bar 231 in the sliding slot 2311 of the lower handle bar 231, and drives the first connecting rod 310 to rotate around the first linkage hinge portion 311, so that the second connecting rod 330 rotates around the first connecting rod 310, and drives the front bracket 220 to rotate back to the rear bracket 210, thereby completing the longitudinal folding of the folding cart. While the first link 310 rotates about the first linkage hinge 311, the cushion rod 420 rotates about the second linkage hinge 312 and moves with the first link 310, and the cushion sliding sleeve 410 slides toward the first end of the cushion rod 420, thereby unfolding the cushion. After the folding cart is unfolded longitudinally, the position of the movable awning rod 620 is adjusted, so that the awning cloth is suitable for the use environment.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A folding cart, comprising:

a transverse brace assembly (100);

the two sides of the transverse bracket component (100) are respectively provided with the side bracket components, the two side bracket components are symmetrically arranged, the side bracket components are rotatably connected with the transverse bracket component (100), and the two side bracket components can rotate around the transverse bracket component (100) in opposite directions to realize transverse folding of the folding cart;

the side bracket assembly comprises a rear bracket (210), a front bracket (220) rotatably connected with the rear bracket (210) and a push handle assembly (230) rotatably connected with the rear bracket (210), and the rear bracket (210), the front bracket (220) and the push handle assembly (230) are rotatably connected with the transverse bracket assembly (100); and

the connecting rod assembly (300) is arranged among the rear support (210), the front support (220) and the push handle assembly (230), and the rear support (210), the front support (220) and the push handle assembly (230) can be linked through the connecting rod assembly (300) to realize longitudinal folding of the folding cart.

2. The folding cart according to claim 1, wherein said transverse support assembly (100) comprises:

the two ends of the front cross support piece (110) are respectively hinged with the front brackets (220) on the two sides of the front cross support piece (110);

the two ends of the rear cross-support piece (120) are respectively hinged with the rear brackets (210) at the two sides of the rear cross-support piece (120);

the two ends of the upper cross-piece (130) are respectively hinged with the push handle components (230) on the two sides of the upper cross-piece (130).

3. The folding cart according to claim 1, characterized in that said linkage assembly (300) comprises:

the first end of the first connecting rod (310) is rotatably connected with a sliding piece (320), the sliding piece (320) is slidably connected with the push handle assembly (230), a first linkage hinge part (311) is arranged on the first connecting rod (310), and the first linkage hinge part (311) is rotatably connected with the rear bracket (210);

a second connecting rod (330), wherein a first end of the second connecting rod (330) is rotatably connected with the front bracket (220), and a second end of the second connecting rod (330) is rotatably connected with a second end of the first connecting rod (310).

4. The folding cart of claim 3, further comprising a cushion sliding sleeve (410) rotatably connected to said handle assembly (230) and a cushion rod (420) inserted into said cushion sliding sleeve (410), wherein said cushion rod (420) is slidably connected to said cushion sliding sleeve (410), said first link (310) is provided with a second linkage hinge portion (312), and said cushion rod (420) is rotatably connected to said second linkage hinge portion (312).

5. The folding cart of claim 3, wherein said transverse support assembly (100) comprises a middle cross support (140), and both ends of said middle cross support (140) are respectively rotatably connected to said first connecting rods (310) at both sides of said middle cross support (140).

6. The folding cart of claim 3, wherein said push handle assembly (230) comprises:

the downward pushing handle (231), the downward pushing handle (231) is rotatably connected with the rear bracket (210), and the downward pushing handle (231) is slidably connected with the sliding piece (320);

the pushing-up handle (232) is rotatably connected with the pushing-down handle (231).

7. The folding cart of claim 6, wherein said push-down handle (231) is provided with a slide slot (2311), and said slider (320) is disposed in said slide slot (2311) and slidably connected with said slide slot (2311).

8. The folding cart of claim 1, wherein said first end of said rear frame (210) is provided with a first support hinge (211) and a second support hinge (212), said first support hinge (211) being pivotally connected to said front frame (220), said second support hinge (212) being pivotally connected to said handle bar assembly (230).

9. The folding cart of claim 1, wherein each front frame (220) has a universal wheel (510) disposed thereon, and each rear frame (210) has a rotating wheel (520) disposed thereon.

10. The folding cart according to any of claims 1 to 9, wherein a canopy frame assembly (600) is disposed on said push handle assembly (230), said canopy frame assembly (600) comprising a fixed canopy rod (610) fixedly connected to said push handle assembly (230) and a movable canopy rod (620) rotatably connected to said push handle assembly (230).

Images