CN216141189U

CN216141189U - Small-size pure pneumatic lifting means

Info

Publication number: CN216141189U
Application number: CN202121823004.1U
Authority: CN
Inventors: 朱湘华
Original assignee: Hunan Imisen Machinery Technology Co ltd
Current assignee: Hunan Imisen Machinery Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-03-29
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to the technical field of lifting equipment, in particular to small pure pneumatic lifting equipment which comprises a welding box body, a cylinder assembly and a hand slide valve and is characterized in that the upper end of the cylinder assembly is movably connected with a piston rod. The utility model overcomes the defects of the prior art, and the hand slide valve and the air cylinder assembly are arranged, so that when the equipment of the utility model lifts materials, the hand slide valve can control the ascending and descending operation of the materials, the hand slide valve pushes the air cylinder assembly forwards to jack, and after the hand slide valve is loosened, the hand slide valve can automatically return to the middle position.

Description

Small-size pure pneumatic lifting means

Technical Field

The utility model relates to the technical field of lifting equipment, in particular to small pure pneumatic lifting equipment.

Background

In the process of executing production tasks on a production line, the transfer of materials is usually realized by loading a material frame by a special transfer trolley, staff often need to bend down to take the materials from the material frame, particularly in the production industries of automobile parts and the like, parts are heavy, and the waist is easy to fatigue after the parts are taken down one day.

However, the existing small pure pneumatic lifting equipment is easy to cause accidents when a production site pulls a wire for connection because the lifting power of a high load generally comprises a motor, a speed reducer, a small hydraulic station and an oil cylinder, so that potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the portable electrocardiograph, which overcomes the problems of a small hoister in the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme:

a small-sized pure pneumatic lifting device comprises a welding box body, a cylinder assembly and a hand slide valve, wherein the upper end of the cylinder assembly is movably connected with a piston rod;

the cylinder component and the piston rod are arranged integrally;

the cylinder assembly is arranged to be in butt joint with the air pipe, and the cylinder assembly is controlled to operate up and down at the position of the piston rod by the aid of the hand slide valve.

Preferentially, the upper end of the welding box body is connected with an upper box body cover plate in an embedded mode, one side of the air cylinder assembly is connected with a limiting baffle in an embedded mode, one side of the inside of the welding box body is provided with a welding guide groove, and the outer diameter of the limiting baffle is matched with the inner diameter of the welding guide groove.

Preferably, the left side of the hand sliding valve is provided with a quick-plug connector, the right side of the hand sliding valve is provided with a through plate connector, and the hand sliding valve is located between the quick-plug connector and the through plate connector.

Preferably, the lower end of the welding box body is welded with a lifting bedplate assembly, the left side of the inside of the lifting bedplate assembly is fixedly provided with a material supporting block, the right side of the inside of the lifting bedplate assembly is fixedly provided with a material baffle, and the material supporting block and the material baffle are identical in horizontal height.

Preferably, the front cover is arranged on the front side of the welding box body in a welding mode, brush strips are arranged on the inner sides of the welding guide grooves and are symmetrically arranged, and angle wheel assemblies are arranged on two sides of the lower end of the welding box body.

Preferably, the inboard fixedly connected with connecting rod of box upper cover plate, the left side of connecting rod is provided with manual valve subassembly, the right side of connecting rod is provided with the sprocket assembly, the inboard swing joint of sprocket assembly has the chain.

Preferably, one side of the air cylinder assembly is provided with a chain adapter, the upper end of the chain adapter is provided with a chain joint, and the chain joint is in fit connection with the chain.

The embodiment of the utility model provides a small-sized pure pneumatic lifting device, which has the following beneficial effects: the equipment is driven by adopting the air cylinder as power, so that the risk of accidents when the cable is pulled to connect in a production field is reduced, the potential safety hazard is avoided, the structure of the equipment is small, the equipment is convenient to maintain, the environment of the field is not easily polluted, and the practical use is utilized.

1. Through being provided with cylinder assembly and hand slide valve, make when this equipment is promoting the material, utilize the rising and the decline function that the hand slide valve can control the material, the hand slide valve promotes the jacking of cylinder assembly forward, loosen the back, the middle position can be returned automatically to the hand slide valve, because cylinder assembly kneck installs the leading type switching-over valve, when making cylinder assembly stop motion, also can keep the high position of this moment can not glide down, and the hand slide valve when pulling backward, then cylinder assembly can descend, make need not reuse the motor, a speed reducer, small-size hydraulic pressure station and hydro-cylinder etc. carry out drive work, the risk of the easy emergence accident when the production site pulls out the line connection can be reduced, avoid the emergence of potential safety hazard.

2. Through being provided with the cylinder subassembly, sprocket carrier subassembly, chain and welding guide slot, make control cylinder subassembly do power and drive, because the connection of sprocket carrier subassembly and chain, can upwards mention the objective table, limit baffle can slide in the welding guide slot simultaneously, limit baffle plays spacing effect to the cylinder subassembly, thereby increase the security when the objective table operates from top to bottom again, realize the promotion work of this equipment objective table, and this equipment need connect the electricity like the hydraulic pressure station, whole machine size can be as little as 800 x 500 x 1050mm, make the structure of this equipment small and exquisite, and convenient the maintenance, be difficult to the on-the-spot environment of pollution, do benefit to in-service use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall rear view structure of the present invention.

Fig. 3 is a right-view structural diagram of the whole body of the utility model.

FIG. 4 is a schematic view of the internal structure of the welded box of the present invention.

Fig. 5 is a schematic diagram of the overall top view structure of the present invention.

In the figure: 1. welding the box body; 2. a lift platen assembly; 3. a cylinder assembly; 4. a sprocket frame assembly; 5. a horn gear assembly; 6. a connecting rod; 7. a chain; 8. a front cover; 9. a limit baffle; 10. a material supporting block; 11. a material baffle; 12. a chain adapter; 13. a manual valve assembly; 14. an upper cover plate of the box body; 15. a chain joint; 16. a brush bar; 17. a handle; 18. a through plate joint; 19. a quick connector; 20. a hand slide valve; 21. welding a guide groove; 22. a piston rod; 23. an object stage.

Detailed Description

The technical solution of the present invention is further described with reference to the accompanying drawings and examples.

As shown in fig. 1 to 5, the small-sized pure pneumatic lifting device of the present invention comprises a welding box 1, a cylinder assembly 3 and a hand slide valve 20, wherein the upper end of the cylinder assembly 3 is movably connected with a piston rod 22, such that when the hand slide valve 20 controls the cylinder assembly 3 to operate up and down with the piston rod 22, the cylinder assembly 3 does not need to be separately wired for power supply, thereby reducing the risk of accidents occurring when the cable is pulled to connect at the production site.

Specifically, please refer to fig. 1, the limiting baffle 9 is connected to one side of the cylinder assembly 3 in an embedded manner, and the welding guide groove 21 is formed in one side of the welding box 1, so that when the cylinder assembly 3 operates up and down, the limiting baffle 9 slides in the welding guide groove 21 to limit the upper and lower position of the cylinder assembly 3, and the cylinder assembly 3 is prevented from being damaged easily.

Specifically, referring to fig. 3, a quick-connect connector 19 is arranged on the left side of a hand slide valve 20, and a through-plate through connector 18 is arranged on the right side of the hand slide valve 20, so that the hand slide valve 20 pushes the cylinder assembly 3 forward to lift, after being released, the hand slide valve 20 automatically returns to a neutral position, and when the hand slide valve 20 is pulled backward, the cylinder assembly 3 descends, so that the device can stably lift materials by using the cylinder assembly 3.

Specifically, referring to fig. 2, a material supporting block 10 is fixedly installed on the left side inside the lifting platen assembly 2, and a material baffle plate 11 is fixedly installed on the right side inside the lifting platen assembly 2, so that the material supporting block 10 and the material baffle plate 11 can both limit and support the object stage 23.

Specifically, referring to fig. 1-2, the brush strips 16 are disposed on the inner sides of the welding guide grooves 21, so that the brush strips 16 can protect the cleanliness of the welding guide grooves 21 and prevent the interior of the welding guide grooves 21 from being easily dirtied, and the corner wheel assemblies 5 are disposed on both sides of the lower end of the welding box body 1, thereby facilitating the movement of the device when changing work sites.

Specifically, referring to fig. 4, a manual valve assembly 13 is disposed on the left side of the connecting rod 6, so that the manual operation of the apparatus can be performed through the manual valve assembly 13, a sprocket assembly 4 is disposed on the right side of the connecting rod 6, and a chain 7 is movably connected to the inner side of the sprocket assembly 4, so that the operation of the cylinder assembly 3 can realize the operation of the object stage 23.

Specifically, referring to fig. 4, a chain adapter 12 is disposed on one side of the cylinder assembly 3, and a chain joint 15 is disposed at an upper end of the chain adapter 12, so that when the chain 7 is used for driving, the chain joint 15 and the chain adapter 12 can realize the circular pulling work of the chain 7.

In actual operation, firstly, the air pipe is communicated with the air cylinder assembly 3, the air cylinder assembly 3 is controlled by using the hand slide valve 20, the hand slide valve 20 pushes the air cylinder assembly 3 forwards to lift, after the hand slide valve is loosened, the hand slide valve 20 automatically returns to the middle position, because a pilot reversing valve is installed at the interface of the air cylinder assembly 3, when the air cylinder assembly 3 stops moving, the height position at the moment can be kept not to slide downwards, and when the hand slide valve 20 is pulled backwards, the air cylinder assembly 3 can descend to realize the operation of the air cylinder assembly 3, then the chain wheel frame assembly 4, the chain 7 and the welding guide groove 21 are used for driving the air cylinder assembly 3 to do power, because the chain wheel frame assembly 4 is connected with the chain 7, the objective table 23 can be lifted upwards, meanwhile, the limit baffle 9 can slide in the welding guide groove 21, and the limit baffle 9 plays a limiting role on the air cylinder assembly 3, therefore, the cylinder assembly 3 is not easy to cause accidents during driving, the safety of the object stage 23 during up-and-down operation is realized, the equipment does not need to be electrified like a hydraulic station, the size of the whole machine is 800 x 500 x 1050mm, the structure of the equipment is small, the equipment is convenient to maintain, the environment on the site is not easy to pollute, and the actual use is utilized.

Claims

1. A small-sized pure pneumatic lifting device comprises a welding box body (1), a cylinder assembly (3) and a hand slide valve (20), and is characterized in that the upper end of the cylinder assembly (3) is movably connected with a piston rod (22);

the cylinder assembly (3) and the piston rod (22) are arranged integrally;

after the cylinder assembly (3) is in butt joint with the air pipe, the hand slide valve (20) controls the cylinder assembly (3), so that the cylinder assembly (3) is controlled to operate up and down at the position of the piston rod (22).

2. The small-sized pure pneumatic lifting device according to claim 1, wherein an upper box cover plate (14) is connected to the upper end of the welding box body (1) in an embedded mode, a limiting baffle plate (9) is connected to one side of the cylinder assembly (3) in an embedded mode, a welding guide groove (21) is formed in one side of the inner portion of the welding box body (1), and the outer diameter of the limiting baffle plate (9) is matched with the inner diameter of the welding guide groove (21).

3. Small-sized pure pneumatic lifting device according to claim 1, characterized in that the left side of the hand sliding valve (20) is provided with a quick connector (19), the right side of the hand sliding valve (20) is provided with a through plate joint (18), and the hand sliding valve (20) is located between the quick connector (19) and the through plate joint (18).

4. The small-sized pure pneumatic lifting equipment according to claim 1, characterized in that a lifting bedplate component (2) is welded at the lower end of the welding box body (1), a material supporting block (10) is fixedly installed at the left side inside the lifting bedplate component (2), a material baffle plate (11) is fixedly installed at the right side inside the lifting bedplate component (2), and the horizontal heights of the upper ends of the material supporting block (10) and the material baffle plate (11) are the same.

5. The small-sized pure pneumatic lifting device according to claim 2, characterized in that the front side of the welding box body (1) is welded with a front cover (8), the inner sides of the welding guide grooves (21) are provided with brush strips (16), the brush strips (16) are symmetrically arranged, and the two sides of the lower end of the welding box body (1) are provided with angle wheel assemblies (5).

6. The small-sized pure pneumatic lifting device according to claim 3, characterized in that a connecting rod (6) is fixedly connected to the inner side of the box upper cover plate (14), a manual valve assembly (13) is arranged at the left side of the connecting rod (6), a chain wheel carrier assembly (4) is arranged at the right side of the connecting rod (6), and a chain (7) is movably connected to the inner side of the chain wheel carrier assembly (4).

7. A small-sized pure pneumatic lifting device according to claim 6, characterized in that a chain joint (12) is arranged at one side of the cylinder assembly (3), a chain joint (15) is arranged at the upper end of the chain joint (12), and the chain joint (15) is in fit connection with the chain (7).