CN217575276U - Handcart convenient to it is folding - Google Patents

Abstract

The utility model discloses a handcart convenient to fold, coupling assembling includes two cylinders, and the top of cylinder is seted up the logical groove with handlebar looks adaptation, and the bottom intercommunication of logical groove has the slot, and two spouts have been seted up at the top of sweep, and the cylinder is fixed to be inserted in the inside of spout, the utility model discloses when expanding, the handlebar rotates upwards around first pivot and expands, and in this process, the one end of handlebar promotes the ring body downwards, and after the handlebar rotated to vertical state, the bottom of handlebar was inserted in the ring body, and the swivel plate drives the ring body through the connecting block and upwards rotates the restoration under the effect of spring, fixes the position of handlebar, and the expansion operation is simple and convenient, saves manual operation, has realized automatic locking installation, and the cylinder area at sweep top is little; when folding the handlebar, step on down and press the piece, drive hollow hard pipe and move down, hollow hard pipe drives two rings body through the arch and rotates downwards, until breaking away from the handlebar, realizes the folding of handlebar.

Description

Handcart convenient to it is folding

Technical Field

The utility model relates to a handcart correlation technique field specifically is a handcart convenient to it is folding.

Background

The handcart is a transport vehicle which is pushed and pulled by people and is the ancestor of all vehicles. While the technology of cart materials handling continues to advance, carts continue to be used as an indispensable handling tool. The trolley is widely used in production and life because of its low cost, simple maintenance, convenient operation, light weight, ability to work in places where motor vehicles are not convenient to use, and convenience in carrying lighter objects in short distance.

In the existing trolley, the connecting part of the handlebar and the trolley plate is complex in structure and is positioned at the top of the trolley plate, so that the occupied area is large, and the loading utilization rate of the trolley plate is reduced; when the handlebar of handcart expandes and folds, all need artifical manually operation, just can realize fixed locking to the handlebar, it is comparatively inconvenient, for this reason, provide a handcart convenient to fold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a handcart convenient to it is folding to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a trolley convenient to fold comprises a trolley plate, wherein connecting assemblies are arranged on two sides of the trolley plate, and the trolley plate is connected with a trolley handle through the connecting assemblies;

the connecting assembly comprises two columns, the top of each column is provided with a through groove matched with the handlebar, the bottom of each through groove is communicated with a slot, the top of the sweep is provided with two sliding grooves, the columns are fixedly inserted into the sliding grooves, one end of the handlebar is rotatably connected into the columns through a first rotating shaft, and the bottom of the sweep is provided with a locking assembly and a driving assembly;

the locking assembly comprises a fixed frame, a connecting block is rotatably connected inside the fixed frame through a second rotating shaft, one end of the connecting block is fixedly connected with a ring body, one end of the handlebar movably penetrates through the ring body, the other end of the connecting block is fixedly connected with a rotating plate, and a spring is connected between the rotating plate and the fixed frame;

the driving assembly comprises a hollow hard tube, a pressing block and two protrusions, a second through hole is formed in one side of each protrusion, and a second bolt is movably inserted into the second through hole.

Preferably, one side of the connecting block is provided with a first through hole, and the second rotating shaft movably penetrates through the first through hole.

Preferably, the protrusion is fixedly connected to one side of the ring body, and one end of the second bolt penetrates through the second through hole and is inserted into the hollow hard tube.

Preferably, the top of the sweep is provided with a guide groove, the guide groove is located between the two connecting components, and the pressing block is movably inserted into the guide groove.

Preferably, one end of the pressing block penetrates through the guide groove and is fixedly connected with an insertion block, the insertion block is fixedly sleeved on the outer side of the hollow hard tube, and the outer diameter of the insertion block is larger than that of the pressing block.

Preferably, one side of the fixing frame is welded to the outer side of the column, a first bolt is screwed into the fixing frame, and the fixing frame is fixedly connected to the bottom of the vehicle panel through the first bolt.

Compared with the prior art, the beneficial effects of the utility model are that: when the utility model is unfolded, the handlebar rotates and unfolds upwards around the first rotating shaft, in the process, one end of the handlebar pushes the ring body downwards until the handlebar rotates to a vertical state, the bottom end of the handlebar is inserted into the ring body, the rotating plate drives the ring body to rotate upwards through the connecting block to reset under the action of the spring, the position of the handlebar is fixed, the unfolding operation is simple and convenient, the manual operation is saved, the automatic locking and installation are realized, the column body at the top of the turning plate occupies a small area, and the utilization rate of the turning plate is improved; when folding the handlebar, step on down and press the piece, drive hollow hard pipe and move down, hollow hard pipe drives two rings body through the arch and rotates downwards, until breaking away from the handlebar, realizes the folding of handlebar, and is simple and convenient.

Drawings

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

FIG. 2 is an enlarged schematic view of the area A of FIG. 1;

FIG. 3 is a schematic structural view of a vehicle body panel according to the present invention;

FIG. 4 is an enlarged view of the area B of FIG. 3;

fig. 5 is a schematic structural view of the connecting block of the present invention;

fig. 6 is a schematic structural view of the column of the present invention;

fig. 7 is a schematic structural view of another viewing angle of the column according to the present invention.

In the figure: 1. turning a plate; 2. a handlebar; 3. a connecting assembly; 31. a chute; 32. a cylinder; 33. a through groove; 34. a slot; 35. a first rotating shaft; 4. a locking assembly; 41. a fixing frame; 42. a second rotating shaft; 43. a ring body; 44. connecting blocks; 45. rotating the plate; 46. a spring; 47. a first bolt; 48. a first through hole; 5. a drive assembly; 51. a hollow hard tube; 52. a guide groove; 53. inserting a block; 54. pressing the block; 55. a protrusion; 56. a second through hole; 57. and a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a handcart convenient to it is folding, includes sweep 1, the both sides of sweep 1 all are equipped with coupling assembling 3, and sweep 1 is connected with handlebar 2 through coupling assembling 3. Coupling assembling 3 includes two cylinders 32, and the logical groove 33 with handlebar 2 looks adaptation is seted up at the top of cylinder 32, and the bottom intercommunication that leads to groove 33 has slot 34, and two spouts 31 have been seted up at the top of sweep 1, and cylinder 32 is fixed to be inserted in the inside of spout 31, and the one end of handlebar 2 is rotated through first pivot 35 and is connected in the inside of cylinder 32, and the bottom of sweep 1 is equipped with locking Assembly 4 and drive assembly 5.

Locking assembly 4 includes fixed frame 41, one side of fixed frame 41 and the outside welding of cylinder 32, the inside of fixed frame 41 is twisted soon has first bolt 47, sweep 1 is run through to the one end of first bolt 47, fixed frame 41 passes through first bolt 47 fixed connection in the bottom of sweep 1, the inside of fixed frame 41 is rotated through second pivot 42 and is connected with connecting block 44, first through-hole 48 has been seted up to one side of connecting block 44, connecting block 44 rotates through second pivot 42 and connects in the inside of fixed frame 41, first through-hole 48 is run through in the activity of second pivot 42, the one end fixedly connected with ring body 43 of connecting block 44, the one end activity of handlebar 2 runs through ring body 43, the other end fixedly connected with of connecting block 44 revolves board 45, be connected with spring 46 between revolving board 45 and the fixed frame 41.

The driving assembly 5 comprises a hollow hard tube 51, a pressing block 54 and two protrusions 55, the protrusions 55 are fixedly connected to one side of the ring body 43, the second bolt 57 drives the ring body 43 to rotate through the protrusions 55, one end of the second bolt 57 penetrates through the second through hole 56 and is inserted into the hollow hard tube 51, the second through hole 56 is formed in one side of the protrusions 55, the guide groove 52 is formed in the top of the car plate 1, the guide groove 52 plays a role in guiding the pressing block 54, the guide groove 52 is located between the two connecting assemblies 3, the pressing block 54 is movably inserted into the guide groove 52, the second bolt 57 is movably inserted into the second through hole 56, one end of the pressing block 54 penetrates through the guide groove 52 and is fixedly connected with an insertion block 53, the insertion block 53 is fixedly sleeved on the outer side of the hollow hard tube 51, the insertion block 53 drives the hollow hard tube 51 to move up and down, the outer diameter of the insertion block 53 is larger than that of the pressing block 54, and when the pressing block 54 moves up in the guide groove 52, the insertion block 53 plays a limiting role in limiting on the guide groove 52.

Theory of operation or structure, in use, handlebar 2 is located parallel position with sweep 1 and is folded and place, when needing to expand handlebar 2, upwards spur handlebar 2, handlebar 2 is around first pivot 35 at cylinder 32 internal rotation, in this process, the one end of handlebar 2 promotes ring 43 downwards, ring 43 rotates downwards in fixed frame 41 through second pivot 42, until handlebar 2 rotates to being the vertical state with sweep 1, the inside slot 34 lateral wall of cylinder 32 is laminated with the outside of handlebar 2, play limiting displacement to handlebar 2, the bottom of handlebar 2 removes to in ring 43 along ring 43 this moment, insert in the inside of ring 43, this moment because ring 43 has lost handlebar 2's thrust, revolve board 45 and receive extrusion spring 46's effect rebound, it resets to drive ring 43 upwards to rotate through connecting block 44, make the one end activity of handlebar 2 run through ring 43, thereby fix the position of handlebar 2, handlebar 2's expansion has been realized, and easy and convenient operation.

When needing to place handlebar 2 is folding, step on downwards and press piece 54, press piece 54 and drive hollow hard pipe 51 downstream through inserting piece 53, hollow hard pipe 51 is connected with arch 55 through the second bolt 57 at both ends, when hollow hard pipe 51 downstream, drives two rings body 43 through arch 55 and rotates downwards, until breaking away from handlebar 2, can rotate handlebar 2 downwards, realizes handlebar 2's folding. There is a gap between the hollow hard tube 51 and the second bolt 57, so that when the hollow hard tube 51 is pushed downwards, the second bolt 57 can be driven to rotate downwards by a small amount, and cannot be clamped.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A trolley convenient to fold, comprising a board (1), characterized in that: the two sides of the sweep (1) are provided with connecting components (3), and the sweep (1) is connected with a handlebar (2) through the connecting components (3);

the connecting assembly (3) comprises two columns (32), a through groove (33) matched with the handlebar (2) is formed in the top of each column (32), a slot (34) is communicated with the bottom of each through groove (33), two sliding grooves (31) are formed in the top of the sweep (1), the columns (32) are fixedly inserted into the sliding grooves (31), one end of the handlebar (2) is rotatably connected into the columns (32) through a first rotating shaft (35), and a locking assembly (4) and a driving assembly (5) are arranged at the bottom of the sweep (1);

the locking assembly (4) comprises a fixed frame (41), the inside of the fixed frame (41) is rotatably connected with a connecting block (44) through a second rotating shaft (42), one end of the connecting block (44) is fixedly connected with a ring body (43), one end of the handlebar (2) movably penetrates through the ring body (43), the other end of the connecting block (44) is fixedly connected with a rotating plate (45), and a spring (46) is connected between the rotating plate (45) and the fixed frame (41);

the driving assembly (5) comprises a hollow hard tube (51), a pressing block (54) and two protrusions (55), wherein a second through hole (56) is formed in one side of each protrusion (55), and a second bolt (57) is movably inserted into the second through hole (56).

2. A cart for facilitating folding, as claimed in claim 1, wherein: a first through hole (48) is formed in one side of the connecting block (44), and the second rotating shaft (42) movably penetrates through the first through hole (48).

3. A cart for facilitating folding, according to claim 1, wherein: the protrusion (55) is fixedly connected to one side of the ring body (43), and one end of the second bolt (57) penetrates through the second through hole (56) and is inserted into the hollow hard tube (51).

4. A cart for facilitating folding, according to claim 1, wherein: guide way (52) have been seted up at the top of sweep (1), guide way (52) are located two between coupling assembling (3), press movable block (54) activity insert in the inside of guide way (52).

5. A trolley for facilitating folding, according to claim 4, characterized in that: one end of the pressing block (54) penetrates through the guide groove (52) and is fixedly connected with an insertion block (53), the insertion block (53) is fixedly sleeved on the outer side of the hollow hard tube (51), and the outer diameter of the insertion block (53) is larger than that of the pressing block (54).

6. A cart for facilitating folding, according to claim 1, wherein: one side of fixed frame (41) with the outside welding of cylinder (32), the inside of fixed frame (41) is twisted soon has first bolt (47), fixed frame (41) pass through first bolt (47) fixed connection in the bottom of sweep (1).

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