CN219215053U - Gathering folding cart - Google Patents

Abstract

The utility model discloses a gathering and folding trolley, wherein a frame of the trolley comprises a front wall, a rear wall, a frame body formed by two symmetrical side walls, a bottom frame at the bottom of the frame body and four rollers respectively arranged at two sides of the front wall and two sides of the rear wall, the front wall comprises two vertical pipes, two upper fixing seats, two lower fixing seats and an I-shaped folding assembly, the upper and lower ends of each vertical pipe are correspondingly provided with the upper fixing seats and the lower fixing seats, and the rollers are arranged at the bottom of the vertical pipes; the upper and lower ends of either left or right side of the I-shaped folding component are respectively riveted with the upper fixing seat and the lower fixing seat; the rear wall and the front wall have the same structure; the underframe comprises a central connecting seat, two telescopic pipes, two side connecting seats and four supporting pipes; the side wall comprises a group of side transverse pipes, two groups of first long pipes, two groups of first cross pipe structures riveted by the second long pipes and two groups of second cross pipe structures riveted by the short cross pipes. Each surface of the frame can be folded and stored, the gathering is centralized, the volume is small, and the unfolding and folding are convenient and quick.

Description

Gathering folding cart

Technical Field

The utility model belongs to the technical field of trolleys, and particularly relates to a gathering and folding trolley.

Background

The handcart is used as a tool for on-site material transportation in industrial production and shopping of people, and brings great convenience to production and life. Common trolleys, one of which is non-foldable, are carried by mounting wheels under a flat plate, and the trolleys cannot be folded, so that a large space is occupied when the trolleys are not used; the other is foldable and designed for portability.

Chinese patent publication No. CN215663509U discloses a folding cart, which includes a chassis folding assembly and a side frame folding assembly mounted on the chassis folding assembly, wherein the chassis folding assembly can be unfolded or folded by the side frame folding assembly; the side frame folding assembly comprises a first folding frame and a second folding frame which are mutually hinged, one end of the bottom frame folding assembly is hinged to the first folding frame, and the other end of the bottom frame folding assembly is hinged to the second folding frame; the bottom of the first folding frame is provided with a first caster wheel, and the bottom of the second folding frame is provided with a second caster wheel; the support folding assembly is connected with the side frame folding assembly; the support folding assembly comprises a first U-shaped frame hinged on the first folding frame and a second U-shaped frame hinged on the second folding frame. The folding handcart has the advantages that the folding handcart can be folded and stored compared with the traditional non-folding flat handcart, but the front side and the rear side of the folding handcart are realized by adopting the first U-shaped frame and the second U-shaped frame, the width of the front side and the rear side is limited by the width of the two U-shaped frames when the folding handcart is folded, the whole width of the front side and the rear side after the folding handcart is unchanged, and only the side is folded to change the front and the rear length, so that the folding size is still larger, and research and improvement are still needed to reduce the volume of the gathering handcart.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the gathering and folding trolley which can be integrally folded and stored, has a small gathering and concentration volume, and is convenient and quick to unfold and fold.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the frame comprises a front wall, a rear wall, a frame body formed by two symmetrical side walls, a bottom frame at the bottom of the frame body and four rollers respectively arranged at two sides of the front wall and two sides of the rear wall, wherein the front wall comprises two vertical pipes, two upper fixing seats, two lower fixing seats and an I-shaped folding assembly, the upper and lower ends of each vertical pipe are correspondingly provided with the upper fixing seat and the lower fixing seat, and the rollers are arranged at the bottom of the vertical pipe; the upper and lower ends of either left or right side of the I-shaped folding component are respectively riveted with the upper fixing seat and the lower fixing seat; the rear wall and the front wall have the same structure;

the chassis comprises a central connecting seat, two telescopic pipes, two side connecting seats and four supporting pipes, four corners of the central connecting seat are respectively riveted with one end of one supporting pipe, the other end of the supporting pipe is riveted with a lower fixing seat, the left side and the right side of the central connecting seat are respectively riveted with one end of one telescopic pipe, and the other end of the telescopic pipe is riveted with the side connecting seat;

the side wall comprises a group of side transverse pipes, two groups of first long pipes, first cross pipe structures riveted with the second long pipes and second cross pipe structures riveted with the two short cross pipes, the two first cross pipe structures are symmetrically arranged on the front side and the rear side of the second cross pipe structure, the upper end of the front side or the rear side of the second cross pipe structure is hinged with the upper end of the first long pipe, and the lower end of the front side or the rear side of the second cross pipe structure is riveted with the middle lower section of the second long pipe; the upper ends of the two second long pipes are respectively hinged with one ends of two lateral transverse pipes, and the other ends of the two lateral transverse pipes are respectively riveted with two upper fixing seats on the front wall and the rear wall; the lower ends of the two second long pipes are hinged, and the hinged parts of the two second long pipes are riveted with one side connecting seat.

Further, the I-shaped folding assembly comprises two upper transverse pipes, an upper connecting piece, a connecting vertical pipe, a lower connecting piece and two lower transverse pipes, wherein two ends of the upper connecting piece are respectively riveted with one ends of the two upper transverse pipes, the other ends of the two upper transverse pipes are respectively riveted with two upper fixing seats, the upper connecting piece and the lower connecting piece are respectively fixedly installed at two ends of the connecting vertical pipe, the lower connecting piece is riveted with one ends of the symmetrical two lower transverse pipes, and the other ends of the two lower transverse pipes are riveted with the lower fixing seats.

Furthermore, the I-shaped folding assembly further comprises a group of meshed gears, one side of each gear is provided with a plurality of sawteeth arranged on the cambered surface, the other side of each gear is provided with a fixing part embedded into the lower transverse tube, the lower transverse tube and the gears are embedded into the grooves of the lower connecting piece, and the lower transverse tube, the fixing parts and the lower connecting piece are riveted.

Furthermore, in the underframe, an upward concave mounting groove is formed at the joint of the central connecting seat and the telescopic pipe or the supporting pipe, and the telescopic pipe or the supporting pipe which is embedded into the mounting groove and riveted can be turned downwards relative to the mounting groove.

Further, the length of the first long tube is greater than the length of the second long tube.

Further, the side connecting seat adopts an L-shaped connecting seat, the longitudinal section of the L-shaped connecting seat is hinged with the hinged parts of the lower ends of the two second long pipes, the upper surface of the transverse section of the L-shaped connecting seat is provided with a downward groove, and the other end of the telescopic pipe is embedded into the groove and riveted.

Further, the novel handle assembly comprises a handle, an upper pull tube, a handle connecting seat, an adjusting assembly, two handle bases and two symmetrical pull down tubes, wherein one end of each pull down tube is riveted with the lower side of the handle connecting seat, the other end of each pull down tube is respectively riveted with one handle base, and each handle base is riveted with one lower fixing seat; the handle is arranged at the upper end of the pull-up pipe, and the lower end of the pull-up pipe is movably connected with the handle connecting seat through the adjusting component.

Furthermore, the handle assembly further comprises two groups of washers and springs, wherein the springs are arranged in grooves of the washers, and the rivets penetrate through the lower fixing seat, the washers, the springs and the handle base to rivet.

Further, the adjusting component comprises a button, a push rod, a pipe plug with a sliding groove and a fixing pin with a slope at the lower end, the pipe plug is embedded into the lower end of the upper pulling pipe, the slope is arranged in the sliding groove, and the fixing pin sequentially penetrates out of a notch at the lower end of the upper pulling pipe and a pin hole on the handle connecting seat; the button on the handle is fixed with one end of the ejector rod in the pull-up pipe, and the other end of the ejector rod is in contact with the slope.

Further, the side transverse tube is connected with the second long tube, the first long tube is connected with the short cross tube and the two second long tubes through tube connectors; the pipe connecting piece comprises two symmetrical hinging pieces, each hinging piece comprises a riveting part and an inserting part, the two riveting parts are riveted through rivets, and the inserting part is inserted into the lateral transverse pipe or the second long pipe or the short cross pipe and is fixed through a fastener.

By adopting the technical scheme of the utility model, the beneficial effects of the utility model are as follows:

(1) The whole cart is folded through the I-shaped folding assemblies of the front wall and the rear wall and the folding of the side wall and the folding of the underframe, and the multiple surfaces can be gathered and stored, so that the height gathering of the volume after storage is realized, and the volume is smaller;

(2) The underframe is connected with the side wall in a supporting way through symmetrical telescopic pipes, so that the supporting strength of the whole underframe is enhanced;

(3) The handle is telescopic by adopting the button, so that the length of the handle can be conveniently adjusted, and the handle is convenient and quick to use; the gasket and the spring are added at the connection part with the front wall, and the impact force of the handle assembly in the use process of the cart is damped by the spring, so that the shock resistance and the dynamic stability are enhanced;

(4) The two lower transverse pipes in the folding assembly are linked through the gears inside the lower connecting piece, so that stability and synchronism during folding and stretching are improved.

Drawings

FIG. 1 is a perspective view of a gathering and folding cart in an unfolded state at an angle;

FIG. 2 is a perspective view of a gathering and folding cart in an expanded state at another angle;

FIG. 3 is a side view of a gathering and folding cart;

FIG. 4 is a perspective view of a gathering and folding cart in a folded configuration at an angle;

FIG. 5 is a perspective view of a gathering and folding cart in a folded state at another angle;

FIG. 6 is a perspective view of a collapsed folding cart in a disassembled state;

FIG. 7 is a split state diagram of the I-shaped folding assembly;

FIG. 8 is a disassembled view of the pull handle assembly;

fig. 9 is a perspective view of the chassis.

In the figure: the front wall, 11 risers, 12 upper holders, 13 lower holders, 2 rear wall, 3 side walls, 31 first long tube, 32 second long tube, 33 short cross tube, 34 side cross tube, 35 tube connector, 351 riveted section, 352 spliced section, 4 chassis, 41 center connector, 42 telescoping tube, 43 side connector, 44 support tube, 5 roller, 51 roller bracket, 52 axle, 6 handle assembly, 61 handle, 62 pull-up tube, 62a notch, 63 handle connector, 63a pin, 64 handle base, 65 pull-down tube, 66 button, 67 ejector pin, 68 fixed pin, 68a ramp, 69 washer, 610 spring, 611 tube plug, 611a sliding groove, 612 small spring, 7-shaped folding assembly, 71 upper cross tube, 72 lower cross tube, 73 upper connector, 74 connected riser, 75 lower connector, 75a groove, 76 gear, 76a serrated section, 76b fixed section.

Detailed Description

The specific embodiments of the specific scheme of the utility model are further described with reference to the accompanying drawings, so that the technical scheme is clearer and more obvious.

As shown in fig. 1-9, the present embodiment relates to a gathering and folding cart, which comprises a frame, wherein the frame comprises a front wall 1, a rear wall 2, a frame body formed by two symmetrical side walls 3, a bottom frame 4 at the bottom of the frame body, and four rollers 5 respectively arranged at two sides of the front wall 1 and two sides of the rear wall 2. The front wall 1, the rear wall 2, the side wall 3 and the underframe 4 can be respectively folded and gathered, so that the whole volume of the product is effectively reduced when the product is not used.

Specifically, the front wall 1 shown includes two risers 11, an i-shaped folding assembly 7, two upper fixing seats 12 and two lower fixing seats 13, the upper and lower ends of each riser 11 are respectively provided with the upper fixing seats 12 and the lower fixing seats 13, the upper and lower ends of any left and right sides of the folding assembly 13 are respectively riveted with the upper fixing seats 12 and the lower fixing seats 13, the upper and lower ends of the front side or the rear side of the side wall 3 are respectively riveted with the upper fixing seats 12 and the lower fixing seats 13, and the roller 5 is mounted at the bottom of the riser 12; the rear wall 2 is identical in structure to the front wall 1.

The i-shaped connecting rod assembly 7 shown in this embodiment includes two upper transverse pipes 71, an upper connecting member 73, a connecting vertical pipe 74, a lower connecting member 75 and two lower transverse pipes 72, wherein two ends of the upper connecting member 73 are respectively riveted with one ends of the two upper transverse pipes 71, the other ends of the two upper transverse pipes 71 are respectively riveted with the two upper fixing seats 12, the upper connecting member 73 and the lower connecting member 74 are respectively fixedly installed at two ends of the connecting vertical pipe 74, one ends of the lower connecting member 75 and the symmetrical two lower transverse pipes 72 are riveted, and the other ends of the two lower transverse pipes 72 are riveted with the lower fixing seats 13.

In a preferred embodiment, the i-shaped connecting rod assembly 7 further comprises a set of meshed gears 76, one side of the gears 76 is provided with a plurality of saw teeth 76a arranged on the cambered surface, the other side is provided with a fixing part 76b embedded into the lower transverse tube 72, the lower transverse tube 72 and the gears are embedded into a groove 75a of the lower connecting piece 75, and the lower transverse tube 72, the fixing part 76b and the lower connecting piece 75 are riveted.

The side wall 3 comprises a group of side transverse pipes 34, two groups of first long pipes 31, first cross pipe structures riveted with the second long pipes 32 and a second cross pipe structure formed by a short cross pipe 33, wherein the two first cross pipe structures are symmetrically arranged on the front side and the rear side of the second cross pipe structure, the upper end of the front side or the rear side of the second cross pipe structure is hinged with the upper end of the first long pipe 31, and the lower end of the front side or the rear side of the second cross pipe structure is riveted with the middle lower section of the second long pipe 32; the upper ends of the two second long pipes 32 are respectively hinged with one ends of two lateral transverse pipes 34, and the other ends of the two lateral transverse pipes 34 are respectively riveted with two upper fixing seats 13 on the front wall 1 and the rear wall 2; the lower ends of the two second long pipes 32 are hinged, and the hinge parts of the two are riveted with one side connecting seat 43. Wherein the lateral transverse tube 34 is hinged with the first long tube 32, the first long tube 32 is hinged with the short cross tube 33, and the two first long tubes 32 are hinged with each other through tube connectors 77.

In a preferred embodiment, the first long tube 31 and the second long tube 32 have different lengths, specifically the length of the first long tube 31 is greater than the length of the second long tube 32.

In a preferred embodiment, the hinges between the lateral tube 34 and the second long tube 32, between the first long tube 31 and the short cross tube 33, between the two second long tubes 32 are connected by tube connectors 35; the pipe connector 35 comprises two symmetrical hinge members, wherein the hinge members comprise a rivet connection part 351 and a plug connection part 352, the two rivet connection parts 351 are riveted through rivets, and the plug connection part 352 is inserted into a lateral transverse pipe or a second long pipe or a short cross pipe and fixed by fasteners (such as screws and the like).

The shown underframe 4 comprises a central connecting seat 41, two telescopic pipes 42, two side connecting seats 43 and four supporting pipes 44, four corners of the central connecting seat 41, in particular, the lower surfaces of the four corners are provided with grooves upwards, each groove is respectively riveted with one end of one supporting pipe 44, the supporting pipe 44 can rotate downwards relative to the groove, and the other end of the supporting pipe 44 is riveted with one lower fixing seat 14; the side grooves on the left and right sides of the center connection seat 41 are respectively riveted with one end of one telescopic tube 42, the same telescopic tube 42 rotates downwards relative to the side groove, the other end of the telescopic tube 42 is riveted with one end of one side connection seat 43, and the other end of the side connection seat 43 is riveted with a tube connection piece 77 on the side wall 3 for connecting the two second long tubes 32. The support tube 44 and the telescopic tube 42 rotate downwards relative to the central connecting seat 41 to realize folding and gathering of the underframe, and the position of the central connecting seat 41 after folding is higher than the positions of the support tube 44 and the telescopic tube 42.

In a preferred embodiment, the side connecting seat 43 is an L-shaped connecting seat, the longitudinal section of the L-shaped connecting seat is hinged with the hinged parts of the lower ends of the two second long pipes 32, the upper surface of the transverse section of the L-shaped connecting seat is downward provided with a groove, and the other end of the telescopic pipe is embedded into the groove and riveted.

The upper fixing seat 12 in this embodiment adopts an L-shaped structure, two ends of the L-shaped structure are respectively riveted with the folding assemblies 7 of the side wall 3, the front wall 1 or the rear wall 2, and the middle part is fixed on the vertical pipe 12. The lower fixing seat 13 is provided with a plurality of connecting ports which are respectively riveted with a lower transverse tube of the front wall, a supporting tube of the underframe and a first long tube of the side wall.

In order to facilitate the moving and pushing, a handle assembly 6 is arranged on the front wall 1, the handle assembly 6 comprises a handle 61, an upper pull tube 62, a handle connecting seat 63, two handle bases 64 and two symmetrical lower pull tubes 65, one end of each lower pull tube 64 is riveted with the lower side of the corresponding handle connecting seat 63, the other end of each lower pull tube 64 is respectively riveted with one handle base 64, and each handle base 64 is riveted with the front side of one lower fixing seat 14; the handle 61 is disposed at the upper end of the pull-up tube 62, and the lower end of the pull-up tube 62 is movably connected with the handle connecting seat 64 through an adjusting component after passing through the through hole of the handle connecting seat 64.

As shown in fig. 8, a specific composition of the adjusting assembly is: the pipe plug 611 is embedded into the lower end of the pull-up pipe 62, the slope 68a is arranged in the sliding groove 611a, and the fixing pin 68 sequentially penetrates through a notch 62a at the lower end of the pull-up pipe 62 and a pin hole 63a on the handle connecting seat 63; the push button 66 provided on the handle 61 is fixed to one end of the push rod 67 provided in the pull-up tube 62, and the other end of the push rod 67 is in contact with the slope 68 a. When in use, the fixing pin 68 sequentially penetrates through the notch 62a at the lower end of the pull-up tube 62 and the pin hole 63a on the handle connecting seat 63, the whole pull-up tube 62 is positioned at the upper end of the handle connecting seat 63, and the handle assembly 6 is in an unfolded use state; when the frame is folded and gathered, the push button 66 on the handle 61 is pressed in the lower end direction of the upward pulling tube 62, the push button 66 is pressed down to drive the ejector rod 67 to push the slope 68a, the slope 68a descends in the sliding groove 611a, the fixing pin 68 on the upper end of the slope 68a is driven to be separated from the pin hole 63a on the handle connecting seat 63, the limiting locking relation between the upward pulling tube 62 and the handle connecting seat 63 is released, the upward pulling tube 62 is pushed downwards, and the upward pulling tube 62 passes through the handle connecting seat 63, so that the upward pulling tube 62 moves to the downward pulling tube 65, and finally the storage state shown in fig. 4 is completed.

In a specific embodiment, a small spring 612 is provided on the bottom surface of the slope 68a, when the pull-up tube 62 and the handle connecting seat 63 are adjusted from the folded state in which they are freely movable to the unfolded state for use, the pull-up tube 62 is pulled up until the lower end enters the handle connecting seat 63, and the fixing pin 68 at the upper end of the slope 68a is pushed out into the pin hole 63a of the handle connecting seat by using the elastic return action of the spring, so that the limit fixation of the lower end of the pull-up tube 62 and the handle connecting seat 63 is realized.

The handle assembly 6 further comprises two sets of washers 69 and springs 610, wherein the springs 610 are arranged in grooves of the washers 69, and rivets penetrate through the lower fixing seat 14, the washers 69, the springs 610 and the handle base 64 to rivet. The shock resistance and dynamic stability are enhanced by combining the gasket (made of elastic materials such as rubber gasket) with the impact force received by the spring damping buffer handle assembly in the use process of the trolley.

When the folding bicycle frame is assembled, the whole front wall 1 or the whole rear wall 2 is assembled, then the rear wall 2 (specifically, the upper fixing seat 12 and the lower fixing seat 13) of the front wall 1 is assembled with the two side walls 3, the underframe 4 and the handle assembly 6 completely, the idler wheel 5 is detachably arranged at the bottom of the vertical pipe 12, the idler wheel bracket 51 is arranged on the idler wheel 5, and the wheel shaft 52 at the upper end of the idler wheel bracket is embedded into the bottom of the vertical pipe 12 and is fixed through a fastener (such as a screw or the like).

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims (10)

1. The frame comprises a front wall, a rear wall, a frame body formed by two symmetrical side walls, a bottom frame at the bottom of the frame body and four rollers respectively arranged at two sides of the front wall and two sides of the rear wall, and the folding trolley is characterized in that the front wall comprises two vertical pipes, two upper fixing seats, two lower fixing seats and an I-shaped folding assembly, the upper and lower ends of each vertical pipe are correspondingly provided with the upper fixing seats and the lower fixing seats, and the rollers are arranged at the bottom of the vertical pipe; the upper and lower ends of either left or right side of the I-shaped folding component are respectively riveted with the upper fixing seat and the lower fixing seat; the rear wall and the front wall have the same structure;

the chassis comprises a central connecting seat, two telescopic pipes, two side connecting seats and four supporting pipes, four corners of the central connecting seat are respectively riveted with one end of one supporting pipe, the other end of the supporting pipe is riveted with a lower fixing seat, the left side and the right side of the central connecting seat are respectively riveted with one end of one telescopic pipe, and the other end of the telescopic pipe is riveted with the side connecting seat;

the side wall comprises a group of side transverse pipes, two groups of first long pipes, first cross pipe structures riveted with the second long pipes and second cross pipe structures riveted with the two short cross pipes, the two first cross pipe structures are symmetrically arranged on the front side and the rear side of the second cross pipe structure, the upper end of the front side or the rear side of the second cross pipe structure is hinged with the upper end of the first long pipe, and the lower end of the front side or the rear side of the second cross pipe structure is riveted with the middle lower section of the second long pipe; the upper ends of the two second long pipes are respectively hinged with one ends of two lateral transverse pipes, and the other ends of the two lateral transverse pipes are respectively riveted with two upper fixing seats on the front wall and the rear wall; the lower ends of the two second long pipes are hinged, and the hinged parts of the two second long pipes are riveted with one side connecting seat.

2. The gathering and folding cart as recited in claim 1, wherein the i-shaped folding assembly comprises two upper transverse pipes, an upper connecting piece, a connecting vertical pipe, a lower connecting piece and two lower transverse pipes, wherein two ends of the upper connecting piece are respectively riveted with one ends of the two upper transverse pipes, the other ends of the two upper transverse pipes are respectively riveted with the two upper fixing seats, the upper connecting piece and the lower connecting piece are respectively fixedly installed at two ends of the connecting vertical pipe, the lower connecting piece is riveted with one ends of the two symmetrical lower transverse pipes, and the other ends of the two lower transverse pipes are riveted with the lower fixing seats.

3. The gathering and folding cart as recited in claim 2 wherein the i-shaped folding assembly further comprises a set of meshed gears, wherein one side of the gears is provided with a plurality of saw teeth arranged on the cambered surface, the other side of the gears is provided with a fixing part embedded into the lower transverse tube, the lower transverse tube and the gears are embedded into the grooves of the lower connecting piece, and the lower transverse tube, the fixing part and the lower connecting piece are riveted.

4. The gathering and folding cart as recited in claim 1, wherein an upward concave mounting groove is arranged at the joint of the central connecting seat and the telescopic pipe or the supporting pipe in the underframe, and the telescopic pipe or the supporting pipe which is embedded in the mounting groove and riveted can be turned downwards relative to the mounting groove.

5. The gathering folding cart of claim 1 wherein the length of the first elongate tube is greater than the length of the second elongate tube.

6. The gathering and folding cart as recited in claim 1 wherein the side connecting base is an L-shaped connecting base, a longitudinal section of the L-shaped connecting base is hinged to a portion where lower ends of the two second long tubes are hinged, an upper surface of a transverse section of the L-shaped connecting base is provided with a downward groove, and the other end of the telescopic tube is embedded into the groove and riveted.

7. The gathering folding cart as recited in claim 1 further comprising a handle assembly disposed on the front wall, the handle assembly comprising a handle, an upper pull tube, a handle connecting seat, an adjusting assembly, two handle bases and two symmetrical lower pull tubes, one end of each lower pull tube being riveted to the underside of the handle connecting seat, the other end of each lower pull tube being respectively riveted to one handle base, each handle base being riveted to one lower fixing seat; the handle is arranged at the upper end of the pull-up pipe, and the lower end of the pull-up pipe is movably connected with the handle connecting seat through the adjusting component.

8. The gathering folding cart as recited in claim 7 wherein the handle assembly further comprises two sets of washers and springs, the springs being disposed in recesses in the washers, the rivets being riveted through the lower anchor, washers, springs, handle base.

9. The gathering and folding cart as recited in claim 7 wherein the adjusting assembly comprises a button, a push rod, a plug with a sliding groove and a fixing pin with a slope at the lower end, wherein the plug is embedded into the lower end of the upper pulling pipe, the slope is arranged in the sliding groove, and the fixing pin sequentially penetrates through a notch at the lower end of the upper pulling pipe and a pin hole on the handle connecting seat; the button on the handle is fixed with one end of the ejector rod in the pull-up pipe, and the other end of the ejector rod is in contact with the slope.

10. The gathering folding cart as recited in claim 1 wherein the hinges between the lateral cross tube and the second long tube, between the first long tube and the short cross tube, and between the two second long tubes are connected by tube connectors;

the pipe connecting piece comprises two symmetrical hinging pieces, each hinging piece comprises a riveting part and an inserting part, the two riveting parts are riveted through rivets, and the inserting part is inserted into the lateral transverse pipe or the second long pipe or the short cross pipe and is fixed through a fastener.

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