CN219282143U

CN219282143U - Explosion-proof cylinder barrel structure of hydraulic cylinder

Info

Publication number: CN219282143U
Application number: CN202320252653.3U
Authority: CN
Inventors: 唐国红
Original assignee: Wuxi Aosailin Hydraulic Technology Co ltd
Current assignee: Wuxi Aosailin Hydraulic Technology Co ltd
Priority date: 2023-02-20
Filing date: 2023-02-20
Publication date: 2023-06-30
Anticipated expiration: 2033-02-20

Abstract

The utility model discloses an explosion-proof cylinder barrel structure of a hydraulic cylinder, which has the technical scheme that: including the pneumatic cylinder body, be provided with the tube cap on the oil feed pipe, be provided with the strengthening rib on the surface of pneumatic cylinder body, the outside of strengthening rib is provided with the strengthening shell, through two oil feed pipes of fixed connection in the fixed plate, the side of spring is provided with the grease piece, rely on oil feed pipe to add lubricating oil on the grease piece, rely on to scribble lubricating oil on the surface of piston rod, and then can reduce the frictional force between piston rod and the pneumatic cylinder body, and then can reduce the too big spark that produces of piston rod and pneumatic cylinder body frictional force, produce the possibility of explosion, the strengthening rib that sets up on the surface of pneumatic cylinder body, the strengthening shell that the outside of strengthening rib set up, weak department that relies on strengthening rib and strengthening shell can the pneumatic cylinder is strengthened, thereby make this pneumatic cylinder body have the explosion-proof performance of higher intensity.

Description

Explosion-proof cylinder barrel structure of hydraulic cylinder

Technical Field

The utility model relates to the field of hydraulic cylinders, in particular to an explosion-proof cylinder barrel structure of a hydraulic cylinder.

Background

The hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). The device has simple structure and reliable operation. When it is used to realize reciprocating motion, it can eliminate speed reducer, and has no transmission clearance and smooth motion, so that it can be widely used in hydraulic systems of various machines. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between two sides of the effective area of the piston; the hydraulic cylinder basically consists of a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffer device and an exhaust device. The buffer device and the exhaust device are necessary for other devices depending on the specific application.

When the hydraulic cylinder works, spark can be generated due to overlarge hydraulic pressure and overlarge friction of a piston rod, leaked hydraulic oil is ignited, explosion can be easily caused, and the safety of the hydraulic cylinder in the use process is affected.

Disclosure of Invention

In order to solve the problems mentioned in the background art, an object of the present utility model is to provide an explosion-proof cylinder barrel structure of a hydraulic cylinder, so as to solve the problems mentioned in the background art.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides an explosion-proof cylinder structure of pneumatic cylinder, includes the pneumatic cylinder body, the inside of pneumatic cylinder body is provided with the piston body, be provided with the piston rod on the piston body, the one end fixedly connected with fixed plate of pneumatic cylinder body, piston rod sliding connection is in the pneumatic cylinder body, fixedly connected with spring on the inner wall of pneumatic cylinder body, two the equal fixedly connected with of the other end of spring is smeared the oil piece, fixedly connected with advances oil pipe in the fixed plate, two advance oil pipe respectively with two smeared oil piece fixed connection, advance and be provided with the tube cap on the oil pipe, be provided with the strengthening rib on the surface of pneumatic cylinder body, the outside of strengthening rib is provided with the enhancement shell.

Through adopting above-mentioned technical scheme, through two oil feed pipes of fixed connection in the fixed plate, the side of spring is provided with the grease piece, rely on the oil feed pipe to add lubricating oil on the grease piece, rely on to paint lubricating oil on the surface of piston rod, and then can reduce the frictional force between piston rod and the pneumatic cylinder body, and then can reduce the too big spark that produces of piston rod and pneumatic cylinder body frictional force, produce the possibility of explosion, the strengthening rib that sets up on the surface of pneumatic cylinder body, the strengthening shell that the outside of strengthening rib set up, the weak department that relies on strengthening rib and strengthening shell can the pneumatic cylinder is strengthened, thereby make this pneumatic cylinder body have the explosion-proof performance of higher intensity.

Preferably, four guide rods are fixedly connected to the inner wall of the hydraulic cylinder body, two guide holes are formed in the oil wiping block, and the four guide rods are respectively and slidably connected to the four guide holes.

Through adopting above-mentioned technical scheme, through four guiding levers sliding connection in four in the guiding hole, can make the spring have good guiding effect.

Preferably, two reinforcing rings are fixedly connected to the inner wall of the hydraulic cylinder body, and two supporting blocks are fixedly connected to the reinforcing rings.

Through adopting above-mentioned technical scheme, through the setting of two strengthening rings and two supporting shoe, can make the inside of pneumatic cylinder body have good structural strength.

Preferably, the top of the hydraulic cylinder body is fixedly connected with a reinforcing pipe, and the piston rod is slidably connected in the reinforcing pipe.

Through adopting above-mentioned technical scheme, through the setting of strengthening pipe, can make the piston rod have good direction effect and structural strength.

Preferably, a dust ring is arranged between the reinforcing pipe and the piston rod, and the dust ring is fixedly connected inside the reinforcing pipe.

Through adopting above-mentioned technical scheme, the setting of dust ring can make the pneumatic cylinder have good dustproof effect in the use.

Preferably, a connecting ring is fixedly connected to the top of the piston rod.

Through adopting above-mentioned technical scheme, the setting of go-between can be convenient for the piston rod connect and use.

Preferably, the edges of the bottom of the fixing plate are provided with fillets.

Through adopting above-mentioned technical scheme, the setting of fillet can avoid edge too sharp, can improve overall structure intensity.

In summary, the utility model has the following advantages:

according to the utility model, the two oil inlet pipes are fixedly connected in the fixed plate, the oil wiping block is arranged on the side surface of the spring, lubricating oil can be added to the oil wiping block by virtue of the oil inlet pipes, and the friction force between the piston rod and the hydraulic cylinder body can be reduced by virtue of the lubricating oil smeared on the surface of the piston rod, so that the possibility of spark generation and explosion caused by overlarge friction force between the piston rod and the hydraulic cylinder body can be reduced;

according to the utility model, the reinforcing ribs are arranged on the outer surface of the hydraulic cylinder body, and the reinforcing shells are arranged on the outer sides of the reinforcing ribs, so that the weak part of the hydraulic cylinder can be reinforced by means of the reinforcing ribs and the reinforcing shells, and the hydraulic cylinder body has higher-strength explosion-proof performance.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic view of the structure of the grease block of the present utility model.

Reference numerals: 1. a hydraulic cylinder body; 2. a piston body; 3. a piston rod; 4. a fixing plate; 5. a spring; 6. smearing oil blocks; 7. an oil inlet pipe; 8. a tube cover; 9. reinforcing ribs; 10. reinforcing the shell; 11. a guide rod; 12. a guide hole; 13. a reinforcing ring; 14. a support block; 15. a reinforcing tube; 16. a dust ring; 17. a connecting ring; 18. and (5) rounding.

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.

Example 1

Referring to fig. 1-3, the explosion-proof cylinder barrel structure of pneumatic cylinder, including pneumatic cylinder body 1, the inside of pneumatic cylinder body 1 is provided with piston body 2, be provided with piston rod 3 on the piston body 2, the one end fixedly connected with fixed plate 4 of pneumatic cylinder body 1, piston rod 3 sliding connection is in pneumatic cylinder body 1, fixedly connected with spring 5 on the inner wall of pneumatic cylinder body 1, the equal fixedly connected with of the other end of two springs 5 is plastered oil piece 6, fixedly connected with two advance oil pipe 7 in the fixed plate 4, two advance oil pipe 7 respectively with two plaster oil piece 6 fixed connection, be provided with tube cap 8 on advance oil pipe 7, be provided with strengthening rib 9 on the surface of pneumatic cylinder body 1, the outside of strengthening rib 9 is provided with strengthening shell 10, through fixedly connected with two advance oil pipe 7 in the fixed plate 4, the side of spring 5 is provided with plaster oil piece 6, rely on advance oil pipe 7 to add lubricating oil on the oil piece 6, rely on the surperficial lubricating oil to piston rod 3, and then can reduce the frictional force between piston rod 3 and the pneumatic cylinder body 1, and then can reduce the friction force between piston rod 3 and the pneumatic cylinder body 1, and the high-strength hydraulic cylinder 1 produces the performance of the strong hydraulic cylinder 1, the hydraulic cylinder 1 can be strengthened through the strengthening rib 9, the setting up the reinforcing rib 10, the outside of this reinforcing rib 9 has the reinforcing shell 10, the performance is more than can be provided with the strong, the explosion-proof cylinder 1.

Referring to fig. 2 and 3, four guide rods 11 are fixedly connected to the inner wall of the hydraulic cylinder body 1, four guide holes 12 are formed in the two oiling blocks 6, the four guide rods 11 are respectively and slidably connected to the four guide holes 12, and the springs 5 can have good guide effects through the four guide rods 11 and the four guide holes 12.

Referring to fig. 1, two reinforcing rings 13 are fixedly connected to the inner wall of the hydraulic cylinder body 1, two supporting blocks 14 are fixedly connected to the reinforcing rings 13, and the two reinforcing rings 13 and the two supporting blocks 14 are arranged to enable the inside of the hydraulic cylinder body 1 to have good structural strength.

Referring to fig. 1 and 2, the top of the hydraulic cylinder body 1 is fixedly connected with a reinforcing tube 15, the piston rod 3 is slidably connected in the reinforcing tube 15, and the piston rod 3 can have good guiding effect and structural strength through the arrangement of the reinforcing tube 15.

Referring to fig. 1 and 2, a dust ring 16 is disposed between the reinforcing tube 15 and the piston rod 3, and the dust ring 16 is fixedly connected inside the reinforcing tube 15, and the arrangement of the dust ring 16 can enable the hydraulic cylinder to have a good dust-proof effect in the use process.

Referring to fig. 1, the top of the piston rod 3 is fixedly connected with a connecting ring 17, and the connecting ring 17 is arranged to facilitate connection and use of the piston rod 3.

Referring to fig. 2, rounded corners 18 are formed at edges of the bottom of the fixing plate 4, and the rounded corners 18 are arranged to avoid the edges being too sharp, so that the overall structural strength can be improved.

The use principle and the advantages are that: during the use, make piston rod 3 flexible in pneumatic cylinder body 1 through piston body 2, through two oil feed pipes 7 of fixed connection in the fixed plate 4, the side of spring 5 is provided with the piece 6 of plastering a well, rely on oil feed pipe 7 to add lubricating oil on the piece 6 of plastering a well, rely on to smear lubricating oil on the surface of piston rod 3, and then can reduce the frictional force between piston rod 3 and the pneumatic cylinder body 1, and then can reduce piston rod 3 and the too big production spark of pneumatic cylinder body 1 frictional force, the possibility of producing the explosion, reinforcing rib 9 through setting up on the surface of pneumatic cylinder body 1, the reinforcement shell 10 that the outside of reinforcing rib 9 set up, rely on reinforcing rib 9 and reinforcement shell 10 can strengthen the weak department of pneumatic cylinder, thereby make this pneumatic cylinder body 1 have the explosion-proof performance of higher intensity.

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

Claims

1. The utility model provides an explosion-proof cylinder structure of pneumatic cylinder, includes pneumatic cylinder body (1), its characterized in that: the inside of pneumatic cylinder body (1) is provided with piston body (2), be provided with piston rod (3) on piston body (2), the one end fixedly connected with fixed plate (4) of pneumatic cylinder body (1), piston rod (3) sliding connection is in pneumatic cylinder body (1), fixedly connected with spring (5) on the inner wall of pneumatic cylinder body (1), two the equal fixedly connected with of the other end of spring (5) is smeared oil piece (6), fixedly connected with is advanced oil pipe (7) in fixed plate (4), two advance oil pipe (7) respectively with two it is smeared oil piece (6) fixed connection, advance oil pipe (7) on be provided with tube cap (8), be provided with strengthening rib (9) on the surface of pneumatic cylinder body (1), the outside of strengthening rib (9) is provided with enhancement shell (10).

2. The explosion-proof cylinder tube structure of a hydraulic cylinder according to claim 1, characterized in that: four guide rods (11) are fixedly connected to the inner wall of the hydraulic cylinder body (1), four guide holes (12) are formed in two oiling blocks (6), and the four guide rods (11) are respectively and slidably connected to the four guide holes (12).

3. The explosion-proof cylinder tube structure of a hydraulic cylinder according to claim 1, characterized in that: two reinforcing rings (13) are fixedly connected to the inner wall of the hydraulic cylinder body (1), and two supporting blocks (14) are fixedly connected to the reinforcing rings (13).

4. The explosion-proof cylinder tube structure of a hydraulic cylinder according to claim 1, characterized in that: the top of the hydraulic cylinder body (1) is fixedly connected with a reinforcing pipe (15), and the piston rod (3) is slidably connected in the reinforcing pipe (15).

5. The explosion-proof cylinder tube structure of a hydraulic cylinder according to claim 4, wherein: a dust ring (16) is arranged between the reinforcing pipe (15) and the piston rod (3), and the dust ring (16) is fixedly connected inside the reinforcing pipe (15).

6. The explosion-proof cylinder tube structure of a hydraulic cylinder according to claim 1, characterized in that: the top of the piston rod (3) is fixedly connected with a connecting ring (17).

7. The explosion-proof cylinder tube structure of a hydraulic cylinder according to claim 1, characterized in that: rounded corners (18) are formed at the edges of the bottom of the fixing plate (4).