CN107054419A - A kind of logistics carrier - Google Patents

Abstract

The invention discloses a logistics transport vehicle, comprising two symmetrically arranged load plates, the tops of one end of the two load plates are connected by a triangular plate, the load plate is provided with a mounting opening, and a second U-shaped fork is arranged in the mounting opening , the inner bottom of the installation opening is provided with a first installation groove. The present invention has a simple structure, through the cooperation between the first straight rod, the first spring, the connecting wire, the third straight rod, the S-shaped stop pawl, the worm and the first U-shaped fork, the worm is driven to rotate, and the worm is meshed with the worm gear. , to drive the screw to rotate, and through the threaded connection between the screw and the rod sleeve and the limiting action of the limit groove on the limit block, the rod sleeve and the load plate are driven up to facilitate the workers to carry the product. At the same time, through the second U-shaped fork, the second spring, The interaction between the rack, the crescent-shaped clamping block and the bolt makes the second U-shaped fork and the crescent-shaped clamping block offset each other, enhance the supporting effect of the curved rod on the load plate, and further increase the load-bearing capacity of the load plate.

Description

A logistics truck

technical field

The invention relates to the technical field of transport vehicles, in particular to a logistics transport vehicle.

Background technique

The logistics vehicle is a tool often used in production enterprises, large supermarkets, especially logistics enterprises for cargo transfer. The existing logistics vehicle includes a flat panel, a handle set on the flat panel, and the goods are placed on the flat panel. Pull the handle to realize the movement of the goods; the existing trucks can only transfer the products between the two places. If you want to transport the products to a logistics vehicle with a certain height, you need to carry them manually, which increases the labor burden of the workers.

Contents of the invention

The purpose of the present invention is to solve the shortcomings in the prior art, and propose a logistics carrier.

In order to achieve the above object, the present invention adopts the following technical solutions:

A logistics transport vehicle, comprising two symmetrically arranged load plates, the tops of one end of the two load plates are connected by a triangular plate, the load plate is provided with a mounting port, and a second U-shaped fork is provided in the mounting port, and the mounting port The inner bottom is provided with a first installation groove, and the inner bottom of the first installation groove is provided with a rack. The inner wall of the first installation groove is rotatably connected with a plurality of crescent-shaped blocks, and the crescent-shaped blocks are provided with corresponding teeth to the rack. The ring gear, the end of the rack far away from the triangular plate runs through the inner wall of the first installation groove and is threadedly connected with bolts, the second spring is sleeved on the rack, and the two ends of the second spring are respectively connected with the inner wall of the first installation groove and the teeth. The bar is fixedly connected, and the bottom of the load plate is provided with a curved rod and a second straight rod hinged to each other. One end of the curved rod is fixedly connected with the second U-shaped fork, and one end of the second straight rod is rotated with the load plate. The two curved rods are connected through the installation box at one end away from the load plate. The installation box is provided with a vertically arranged rod sleeve, and the inner thread of the rod sleeve is connected with a screw rod. The inner wall is rotationally connected, the upper end of the rod sleeve runs through the inner wall of the installation box and is connected with a fixed block, the side wall of the installation box is provided with a through hole corresponding to the rod sleeve, and the inner wall of the through hole is provided with a limit block, and the rod sleeve There is a limit slot matching the limit block, the fixed block is fixedly connected with the triangular plate, the inner wall of the installation box is connected with a worm, and the screw is sleeved with a turbine that matches the worm, and the two ends of the worm Both of the ends run through the side wall of the installation box, and the worm is sleeved with a rotating sleeve, which is connected in rotation with the side wall of the installation box. The two rotating sleeves are connected by the first U-shaped fork, and the first U-shaped fork is symmetrically arranged There is a placement slot, the inner wall of the placement slot is connected with the first straight rod through the first spring, the first U-shaped fork is provided with a cavity, the cavity communicates with the placement slot and the rotating sleeve, and the inner wall of the cavity is rotationally connected with two cross-sets The two S-shaped stop claws are located on both sides of the worm, and there are two hinged third straight rods in the cavity. The end of the third straight rod close to the S-shaped stop claws is connected with the S-shaped stop claws. The movable claw is connected in rotation, the third straight bar is connected with the first straight bar through a connecting line, and the installation box and the end of the second straight bar away from the load plate are all provided with rollers.

Preferably, the number of the limiting blocks is three, and the three limiting blocks are equidistantly distributed in a ring.

Preferably, both sides of the limiting block are symmetrically provided with second installation grooves, and rollers are rotatably connected to the inner walls of the second installation grooves.

Preferably, a block is provided on the side of the S-shaped stop pawl close to the worm, and a slot corresponding to the block is provided on the worm.

Preferably, the two load plates are connected by a plurality of connecting rods.

Compared with the prior art, the beneficial effect of the present invention is: the present invention is simple in structure, through the first straight rod, the first spring, connecting line, the third straight rod, S-shaped stop pawl, worm and the first U-shaped fork The mutual cooperation among them drives the worm to rotate, and the meshing between the worm and the worm gear drives the screw to rotate, and through the threaded connection between the screw and the rod sleeve and the limit function of the limit groove to the limit block, it drives the rod sleeve and the load plate to rise, which is convenient for workers to carry products , at the same time, through the interaction between the second U-shaped fork, the second spring, the rack, the crescent-shaped block and the bolt, the counteracting effect of the second U-shaped fork and the crescent-shaped block is strengthened to strengthen the bending rod to the load plate. The supporting effect, thereby increasing the loading capacity of the load plate.

Description of drawings

Fig. 1 is the structural representation that the present invention proposes;

Fig. 2 is the sectional view of Fig. 1;

Fig. 3 is a side view of Fig. 1;

Fig. 4 is the connection schematic diagram of screw rod and installation box;

Fig. 5 is an enlarged view of the structure of part A in Fig. 1 .

In the figure: the first U-shaped fork 1, the first spring 2, the first straight rod 3, the installation box 4, the fixed block 5, the triangular plate 6, the rod cover 7, the load plate 8, the crescent-shaped block 9, the bolt 10, the first Two U-shaped forks 11, rack 12, curved rod 13, second straight rod 14, worm gear 15, worm screw 16, screw rod 17, second spring 18, roller 19, limit block 20, rotating sleeve 21, S shape only Moving claw 22, connecting wire 23, the third straight bar 24.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Referring to Figures 1-5, a logistics truck includes two symmetrically arranged load plates 8, the tops of one end of the two load plates 8 are connected by a triangular plate 6, and the two load plates 8 are connected by a plurality of connecting rods to enhance The connection strength between the two loading plates 8, the loading plate 8 is provided with a mounting opening, the second U-shaped fork 11 is arranged in the mounting opening, the inner bottom of the mounting opening is provided with a first mounting groove, and the inner part of the first mounting groove The bottom is provided with a rack 12, and the inner wall of the first mounting groove is rotatably connected with a plurality of crescent-shaped blocks 9, and the crescent-shaped block 9 is provided with a gear ring corresponding to the rack 12, and the rack 12 is far away from one end of the triangular plate 6 A bolt 10 is threaded through the inner wall of the first mounting groove, and a second spring 18 is sleeved on the rack 12. Both ends of the second spring 18 are fixedly connected with the inner wall of the first mounting groove and the rack 12 respectively. The bottom of 8 is provided with mutually hinged curved bar 13 and second straight bar 14, and one end of curved bar 13 is fixedly connected with second U-shaped fork 11, and one end of second straight bar 14 is connected with loading plate 8 in rotation, two curved bars The end of the rod 13 away from the load plate 8 is connected through the installation box 4. The installation box 4 is provided with a vertically arranged rod sleeve 7. The rod sleeve 7 is internally threaded with a screw 17. The end of the screw 17 away from the rod sleeve 7 is connected to the installation box 4. The inner wall of the rod sleeve 7 is rotated and connected, the upper end of the rod sleeve 7 runs through the inner wall of the installation box 4 and is connected with a fixed block 5, the side wall of the installation box 4 is provided with a through hole corresponding to the rod sleeve 7, and the inner wall of the through hole is provided with a limit block 20.

The rod sleeve 7 is provided with a limit groove that matches the limit block 20, the number of limit blocks 20 is three, and the three limit blocks 20 are equidistantly distributed in a ring to provide a limit effect for the screw rod 17, Both sides of the limiting block 20 are symmetrically provided with a second mounting groove, and the inner wall of the second mounting groove is rotatably connected with a roller 19, so that when the screw rod 17 moves, the frictional force between the limiting block 20 and the limiting groove is reduced. , the fixed block 5 is fixedly connected with the triangular plate 6, the inner wall of the installation box 4 is rotatably connected with a worm 16, the screw 17 is sleeved with a turbine 15 matching the worm 16, and the two ends of the worm 16 run through the side wall of the installation box 4, The worm 16 is sleeved with a rotating sleeve 21, the rotating sleeve 21 is connected to the side wall of the installation box 4 in rotation, and the two rotating sleeves 21 are connected by the first U-shaped fork 1, and the first U-shaped fork 1 is symmetrically provided with a placement groove. The inner wall of the placement groove is connected with the first straight rod 3 through the first spring 2, and the first U-shaped fork 1 is provided with a cavity, which communicates with the placement groove and the rotating sleeve 21, and the inner wall of the cavity is rotatably connected with two cross-set Two S-shaped stop claws 22, two S-shaped stop claws 22 are located on both sides of the worm 16, two hinged third straight rods 24 are arranged in the cavity, and the third straight rod 24 is close to the S-shaped stop claws 22 One end of the S-shaped stop claw 22 is rotationally connected, and the S-shaped stop claw 22 is provided with a block near the side of the worm 16. The worm 16 is clamped more tightly, the third straight rod 24 is connected with the first straight rod 3 through the connecting wire 23, and the mounting box 4 and the end of the second straight rod 14 away from the load plate 8 are provided with rollers.

Working principle: pull the first straight rod 3, compress the first spring 2, drive the two S-shaped stop claws 22 to grasp the worm 16 through the connecting wire 23 and the third straight rod 24, and then turn the first U-shaped fork 1 up and down to drive The worm 16 rotates, the worm 16 meshes with the worm gear 15, drives the screw 17 to rotate, and is threadedly connected with the rod sleeve 7 through the screw 17, and the limit groove acts as a limit to the limit block 20, driving the rod sleeve 7 and the load plate 8 to rise, When the second U-shaped fork 11 slides in the installation port along the direction away from the second spring 18, that is, when the load plate 8 rises, the upper gear ring of the second U-shaped fork 11 meshes with the rack 12, driving the rack 12 to compress the second spring 18, Simultaneously crescent block 9 starts to rotate, and second U-shaped fork 11 crosses tooth-shaped block 9, and when the second U-shaped fork 11 slides in the installation port along the direction that is close to the second spring 18 when the load plate 8 descends, the second U-shaped fork 11 The gear ring on the two U-shaped forks 11 meshes with the rack 12, driving the rack 12 to move away from the direction of the second spring 18. Due to the limiting effect of the bolt 10, the rack 12 cannot move, and the crescent-shaped block 9 cannot rotate. , so that the second U-shaped fork 11 can only move away from the direction of the second spring 18, and the load-bearing capacity of the load-bearing plate 8 is enhanced.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (5)

1. pass through at the top of a kind of logistics carrier, including two symmetrically arranged carrying boards (8), two carrying board (8) one end Set square (6) is connected, it is characterised in that the carrying board (8) is provided with provided with the second U-shaped fork (11) in installing port, installing port, The inner bottom part of installing port is provided with the first mounting groove, and the inner bottom part of the first mounting groove is provided with rack (12), the inwall of the first mounting groove Multiple crescent fixture blocks (9) are rotatably connected to, crescent fixture block (9) is provided with the gear ring corresponding with rack (12), rack (12) one end away from set square (6) runs through the inwall of the first mounting groove and is threaded with bolt (10), the rack (12) On be socketed with second spring (18), the two ends of second spring (18) respectively with the inwall and rack (12) of the first mounting groove are fixed connects Connect, the lower section of the carrying board (8) is provided with the curved bar (13) and the second straight-bar (14) that are hinged, one end of the curved bar (13) It is fixedly connected with the second U-shaped fork (11), one end of second straight-bar (14) is rotated with carrying board (8) to be connected, two songs The one end of bar (13) away from carrying board (8) is connected by installing case (4), described to install in case (4) provided with the rod set being vertically arranged (7), rod set (7) internal thread is connected with screw rod (17), and the one end of screw rod (17) away from rod set (7) turns with installing the inwall of case (4) Dynamic connection, the side wall that upper end is through the inwall for installing case (4) and is connected with fixed block (5), case (4) is installed of the rod set (7) The through hole corresponding with rod set (7) is provided with, the inwall of through hole is provided with limited block (20), and rod set (7) is provided with and limited block (20) stopper slot matched, the fixed block (5) is fixedly connected with set square (6), and the inwall for installing case (4) is rotatably connected to The turbine (15) matched with worm screw (16) is socketed with worm screw (16), the screw rod (17), the two ends of the worm screw (16) are equal Through the side wall for installing case (4), turning set (21) is socketed with worm screw (16), turning set (21) turns with installing the side wall of case (4) Dynamic connection, two turning sets (21) are connected by the first U-shaped fork (1), are arranged with standing groove on the first U-shaped fork (1), are put The inwall for putting groove is connected with the first straight-bar (3) by the first spring (2), and the first U-shaped fork (1) is provided with cavity, and cavity connection is put Groove and turning set (21) are put, the inwall of cavity is rotatably connected to two S-shaped lock pawls (22) arranged in a crossed manner, two S-shaped stop Pawl (22) is located in the both sides of worm screw (16), cavity provided with two the 3rd straight-bars (24) being hinged, and the 3rd straight-bar (24) is close to S-shaped One end of lock pawl (22) rotates with S-shaped lock pawl (22) and is connected, and the 3rd straight-bar (24) passes through connecting line (23) and the first straight-bar (3) connect, the described one end of case (4) and the second straight-bar (14) away from carrying board (8) of installing is equipped with roller.

2. a kind of logistics carrier according to claim 1, it is characterised in that the number of the limited block (20) is three It is individual, and equidistant ring is distributed between three limited blocks (20).

3. a kind of logistics carrier according to claim 1, it is characterised in that the both sides of the limited block (20) are symmetrically set There is the second mounting groove, the inwall of the second mounting groove is rotatably connected to roller (19).

4. a kind of logistics carrier according to claim 1, it is characterised in that the S-shaped lock pawl (22) is close to worm screw (16) side is provided with fixture block, and the worm screw (16) is provided with the corresponding neck of fixture block.

5. a kind of logistics carrier according to claim 1, it is characterised in that pass through between two carrying boards (8) Multiple connecting rod connections.