CN220974201U

CN220974201U - Foldable cart

Info

Publication number: CN220974201U
Application number: CN202322196914.7U
Authority: CN
Inventors: 孙本龙
Original assignee: Zhejiang Pride Leisure Products Co Ltd
Current assignee: Zhejiang Pride Leisure Products Co Ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-05-17
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses a foldable cart which comprises a frame and rollers arranged at the bottom of the frame, wherein the frame comprises four upright posts, a foldable bottom support frame, two pairs of foldable transverse support frames and two pairs of foldable longitudinal support frames, and the foldable cart can be folded and stored when not in use, so that a user can conveniently carry the foldable cart without going out. The bottom of the frame is provided with a first supporting rod and a second supporting rod, the first supporting rod is parallel to the second supporting rod, one ends of the first supporting rod and the second supporting rod are hinged to the bottom supporting frame, the other ends of the first supporting rod and the second supporting rod are hinged to the transverse supporting seat or the longitudinal supporting seat, the stability and the firmness of the bottom are further improved through the first supporting rod and the second supporting rod, and when a user places too many objects, the bottom can provide enough supportability and is not easy to damage; when the article is displaced due to shaking in the pushing process, the first support rod and the second support rod are increased, so that the article can be propped against from the lower part from more angles, and the stability is improved.

Description

Foldable cart

Technical Field

The utility model relates to the technical field of push-pull carts, in particular to a foldable cart.

Background

With the development of the time, outdoor activities are more and more liked by young people, and become leisure and fashion activities, and the outdoor activities often need to carry a large number of personal articles. In many cases, the articles are required to be manually transported to the destination, which is not only labor-intensive, but also labor-intensive, so folding carts are invented on the market, and a large number of article placement carts can be pushed up or pulled to the destination in face of the above. And the folding cart can be folded, and does not occupy a large space when not in use.

The existing folding cart is as chinese patent CN219007856U, the disclosure of which is as follows: the utility model provides an dilatation shallow, has expansion state and folding state, including a plurality of support pole setting (1), a plurality of back and forth cross pipe subassembly (22), a plurality of side cross pipe subassembly (21), connect at the end between all support pole setting (1) fold up frame (3), a plurality of wheel subassembly that set up in corresponding support pole setting (1) lower part, a plurality of support pole setting (1) connect into the frame through two back and forth cross pipe subassembly (22) and two side cross pipe subassemblies (21), its characterized in that: the support upright (1) is also provided with a sliding pipe assembly, and the sliding pipe assembly is lifted along with the expansion and contraction of the front and rear cross pipe assemblies (22) and/or the side cross pipe assemblies (21).

The bottom support of the folding cart is only supported by the bottom folding frame, no further reinforcement is made on the bottom, the supportability of the bottom is more common, more objects are placed, and the bottom can not be supported due to excessive weight.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides a foldable trolley. In order to solve the technical problems, the utility model provides the following technical scheme.

The utility model provides a folding shallow, includes the frame and installs in the gyro wheel of frame bottom, the frame includes four stands and folding bottom support frame to and two pairs of folding horizontal support frame, two pairs of folding vertical support frame, first bracing piece and second bracing piece are installed to the frame bottom, and first bracing piece is on a parallel with the second bracing piece, the one end of first bracing piece, second bracing piece articulates in the bottom support frame, and the other end articulates in horizontal support seat or vertical support seat.

Further, the upper and lower ends of the upright post are respectively provided with an upper fixing piece and a lower fixing piece, the upper fixing piece and the lower fixing piece are inserted into the two ends of the upright post, the transverse supporting frame is hinged in the upper fixing piece and the lower fixing piece, and the longitudinal supporting frame is hinged in the upper fixing piece and the lower fixing piece.

Further, the bottom support frame comprises a connecting seat in the center and a plurality of bottom rods, one ends of the bottom rods are hinged to the connecting seat, and the other ends of the bottom rods are hinged to the lower fixing piece.

Further, the transverse supporting frame comprises a plurality of pairs of transverse folding frames which are connected in a hinged manner; the transverse folding frame comprises a first cross rod, a second cross rod and a third cross rod, wherein the outer end of the first cross rod is hinged to the lower fixing piece, the outer end of the second cross rod is hinged to the upper fixing piece, the end of the third cross rod is hinged to the end of the first cross rod, and the first cross rod is hinged to the second cross rod in a crossing mode.

Further, the end parts of the second cross bars of two pairs of adjacent transverse folding frames are hinged, the end parts of the third cross bars are hinged on the second cross bars, and the two third cross bars are hinged in a crossed mode.

Further, a second sliding piece is arranged on the longitudinal rod, the second sliding piece can slide on the longitudinal rod, and the other end of the connecting rod is connected to the second sliding piece in a shaft joint mode.

Further, the longitudinal support frame comprises a plurality of pairs of hinged and connected longitudinal folding frames, and the longitudinal folding frames comprise a first longitudinal rod and a second longitudinal rod which are hinged in a crossed mode.

Further, the outer ends of the first longitudinal rods are hinged to the lower fixing piece, the outer ends of the second longitudinal rods are hinged to the upper fixing piece, and the inner ends of two adjacent pairs of longitudinal folding frames are hinged to each other through the end parts of the two first longitudinal rods and the end parts of the second longitudinal rods.

Further, a plurality of hinge grooves with downward openings are formed in the connecting seat, and the first supporting rod, the second supporting rod and the bottom rod are hinged in the hinge grooves.

Further, a pulling frame is arranged at the front end of the frame and is hinged to the lower fixing piece.

Further, the pulling frame comprises a fixed seat, a pull rod arranged at the upper end of the fixed seat and two connecting rods with one end hinged to the lower end of the fixed seat, a steering piece is arranged at the lower end of each connecting rod, and the connecting rods are hinged to the lower fixed piece through the steering piece; and the top end of the pull rod is provided with a pull ring.

Compared with the prior art, the utility model has the following beneficial effects:

The first support rod and the second support rod are arranged at the bottom of the frame, the first support rod is parallel to the second support rod, one ends of the first support rod and the second support rod are hinged to the bottom support frame, the other ends of the first support rod and the second support rod are hinged to the transverse support seat or the longitudinal support seat, the stability and the firmness of the bottom of the cart are further improved through the design of the first support rod and the second support rod, and when a user places too many objects, the bottom can provide enough support and is not easy to damage; when the article is displaced due to shaking in the pushing process, the first support rod and the second support rod are increased, so that the article can be propped against from the lower part from more angles, and the stability is improved.

Drawings

Fig. 1 is an expanded perspective view of the present utility model.

Fig. 2 is an expanded perspective view of the present utility model.

Fig. 3 is a folded perspective view of the present utility model.

Fig. 4 is an exploded view of the present utility model.

Reference numerals: 1. the device comprises a frame, 2, rollers, 3, upright posts, 4, a bottom support frame, 5, a transverse support frame, 6, a longitudinal support frame, 7, a first support rod, 8, a second support rod, 9, an upper fixing piece, 10, a lower fixing piece, 11, a connecting seat, 12, a bottom rod, 13, a transverse folding frame, 14, a first transverse rod, 15, a second transverse rod, 16, a third transverse rod, 17, a longitudinal folding frame, 18, a first longitudinal rod, 19, a second longitudinal rod, 20, a hinge groove, 21, a pulling frame, 22, a fixing seat, 23, a pull rod, 24, a connecting rod, 25, a pull ring, 26, a steering piece, 27 and a brake pedal.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a foldable cart comprises a frame 1 and four rollers 2 arranged at the bottom of the frame 1, wherein the frame 1 comprises four upright posts 3 and a foldable bottom support frame 4, two pairs of foldable transverse support frames 5 and two pairs of foldable longitudinal support frames 6, the rollers 2 are arranged at the bottom of each upright post 3, the transverse support frames 5 and the longitudinal support frames 6 are hinged between every two upright posts 3, and the bottom support frame 4 is hinged with each upright post. A first support bar 7 and a second support bar 8 are arranged at the bottom of the frame 1, and the first support bar 7 is parallel to the second support bar 8, and is better supported from the bottom. One end of the first supporting rod 7 and one end of the second supporting rod 9 are hinged to the bottom supporting frame 4, the other ends of the first supporting rod 7 and the second supporting rod 9 are hinged to the transverse supporting seats 5 on two sides respectively, stability and firmness of the bottom of the cart are further improved through the design of the first supporting rod 7 and the second supporting rod 8, and when a user places too many objects, the bottom can provide enough supporting performance and is not easy to damage; when the article is displaced due to shaking in the pushing process, the first support rod 7 and the second support rod 8 are additionally arranged, so that the article can be propped against from the lower part from more angles, and the stability is improved.

The upper and lower ends of the upright post 3 are respectively provided with an upper fixing piece 9 and a lower fixing piece 10, the upper fixing piece 9 and the lower fixing piece 10 are inserted into the two ends of the upright post 3, the transverse supporting frame 5 is hinged in the upper fixing piece 9 and the lower fixing piece 10, and the longitudinal supporting frame 6 is hinged in the upper fixing piece 9 and the lower fixing piece 10.

The bottom support frame 4 comprises a connecting seat 11 in the center and four bottom rods 12, one end of each bottom rod 12 is hinged on the connecting seat 12, the other end of each bottom rod 12 is hinged on a lower fixing piece 10 at the lower end of each upright post 3, and a support is formed through the four bottom rods 12.

The illustrated cross support 5 comprises two pairs of hingedly connected cross folding frames 13 which are unfolded or folded by the hinging principle of the cross folding frames 13. The transverse folding frame 13 comprises a first transverse rod 14 with the outer end hinged to the lower fixing piece 10, a second transverse rod 15 with the outer end hinged to the upper fixing piece 9, and a third transverse rod 16 hinged to the end of the first transverse rod 14, wherein the first transverse rod 14 is in crossed hinge with the center of the second transverse rod 15. The ends of the second cross bars 15 of each two adjacent pairs of transverse folding frames 13 are hinged, wherein the ends of the third cross bars 16 of one pair of transverse folding frames 13 are hinged on the second cross bars of the other pair of transverse folding frames 13, the two third cross bars 16 are hinged in a crossing manner, and the third cross bars 16 can drive the second cross bars to fold. When folding, the two pairs of transverse folding frames 13 drive the two transverse upright posts 3 to fold mutually.

The illustrated longitudinal support frame 6 comprises two pairs of hinged and connected longitudinal folding frames 17, each longitudinal folding frame 17 comprises a first longitudinal rod 18 and a second longitudinal rod 19 which are hinged in a crossing manner, the outer end of the first longitudinal rod 18 is hinged to the lower fixing piece 10, the outer end of the second longitudinal rod 19 is hinged to the upper fixing piece 9, and the inner ends of the two adjacent pairs of longitudinal folding frames 17 are hinged and connected through the end parts of the two first longitudinal rods 18 and the second longitudinal rods 19. When folding, the two pairs of longitudinal folding frames 17 drive the two longitudinal upright posts 3 to fold together.

A plurality of hinge grooves 20 with downward openings are arranged on the connecting seat 11, and the first supporting rod 7, the second supporting rod 8 and the bottom rod 12 are hinged in the hinge grooves 20. Since the hinge groove 20 is opened downward, one support bar 7, the second support bar 8 and the bottom bar 12 can only be rotated downward, and the cart can be folded by pulling up the connection base 11. The connecting seat 11 is lifted upwards, the four bottom rods 12 rotate downwards to drive the four upright posts to fold inwards, the first supporting press 7 and the second supporting rods 8 can drive the transverse supporting frames 5 on two sides to fold, and folding of the cart is facilitated.

The front end of the illustrated frame 1 is provided with a pulling frame 21, and the pulling frame 21 is hinged to the lower fixing member 10. The pulling frame 21 comprises a fixed seat 22, a pull rod 23 arranged at the upper end of the fixed seat 22 and two connecting rods 24 with one end hinged to the lower end of the fixed seat 22, wherein the two connecting rods 24 can be longitudinally folded. The lower extreme of connecting rod 24 is installed and is turned to piece 26, and connecting rod 24 articulates in lower mounting 10 through turning to piece 26, can realize pulling through turning to piece 26 and add 21's rotation from top to bottom, makes things convenient for the user of different heights to pull the shallow.

A pull ring 25 is provided at the top of the pull rod 23, and a user grasps the pull ring 25 to pull the cart. A brake pedal 27 is arranged above the two rollers 2 at the end of the pulling frame 21 to prevent a user with large inertia from being unable to stop the cart.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a folding shallow, includes the frame and installs in the gyro wheel of frame bottom, the frame includes four stands and folding bottom support frame to and two pairs of folding horizontal support frame, two pairs of folding vertical support frame, its characterized in that, first bracing piece and second bracing piece are installed to the frame bottom, and first bracing piece is on a parallel with the second bracing piece, the one end of first bracing piece, second bracing piece articulates in bottom support frame, and the other end articulates in horizontal support seat or vertical support seat.

2. The foldable cart as claimed in claim 1, wherein the upper and lower ends of the upright are respectively provided with an upper fixing member and a lower fixing member, the upper fixing member and the lower fixing member are inserted into the two ends of the upright, the transverse support frame is hinged in the upper fixing member and the lower fixing member, and the longitudinal support frame is hinged in the upper fixing member and the lower fixing member.

3. The foldable cart as recited in claim 2, wherein the bottom support frame comprises a central connecting base and a plurality of bottom bars, one end of each bottom bar being hinged to the connecting base and the other end being hinged to the lower fixing member.

4. A collapsible cart according to claim 3, wherein said cross support frame comprises a plurality of pairs of hingedly connected cross fold frames; the transverse folding frame comprises a first cross rod, a second cross rod and a third cross rod, wherein the outer end of the first cross rod is hinged to the lower fixing piece, the outer end of the second cross rod is hinged to the upper fixing piece, the end of the third cross rod is hinged to the end of the first cross rod, and the first cross rod is hinged to the second cross rod in a crossing mode.

5. The collapsible cart of claim 4 wherein the second cross bar ends of two pairs of adjacent cross folding frames are hinged, the third cross bar ends are hinged to the second cross bar, and the two third cross bars are cross-hinged.

6. The collapsible cart of claim 1 wherein said longitudinal support frame comprises a plurality of pairs of hingedly connected longitudinal folding frames, said longitudinal folding frames comprising first and second cross-hinged longitudinal bars.

7. The foldable cart as recited in claim 6, wherein the outer ends of the first longitudinal bars are hinged to the lower fixing member, the outer ends of the second longitudinal bars are hinged to the upper fixing member, and the inner ends of two adjacent pairs of longitudinal folding frames are hinged to each other through the ends of the two first longitudinal bars and the second longitudinal bars.

8. A foldable cart according to claim 3, wherein the connecting base is provided with a plurality of hinge grooves with downward openings, and the first support bar, the second support bar and the bottom bar are hinged in the hinge grooves.

9. A collapsible cart as claimed in claim 1, wherein the front end of the frame is provided with a pulling frame hinged to the lower fixing member.

10. The foldable cart according to claim 9, wherein the pulling frame comprises a fixed seat, a pull rod arranged at the upper end of the fixed seat, and two connecting rods with one ends hinged to the lower end of the fixed seat, the lower ends of the connecting rods are provided with steering members, and the connecting rods are hinged to the lower fixed members through the steering members; and the top end of the pull rod is provided with a pull ring.