CN220706120U

CN220706120U - Leakage-proof device for hydraulic cylinder

Info

Publication number: CN220706120U
Application number: CN202322438021.9U
Authority: CN
Inventors: 陈龙; 戚正伟; 王亚飞
Original assignee: Hubei Mechanical And Electrical Research And Design Institute Mechanical Product Quality Detection Center
Current assignee: Hubei Mechanical And Electrical Research And Design Institute Mechanical Product Quality Detection Center
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-04-02
Anticipated expiration: 2033-09-08

Abstract

The utility model discloses a leakage-proof device of a hydraulic cylinder, which comprises a fixed shell, wherein a cavity is formed in the fixed shell, fixing blocks are uniformly formed on the inner walls of two sides of the fixed shell, fixing grooves are formed in the fixing blocks, the fixing blocks are positioned at two ends of the cavity, an installation groove is formed in the inner wall of one side of the fixing groove, a sealing gasket is bonded in the installation groove, and a pressure relief valve is welded on the outer wall of one side of the fixed shell; according to the hydraulic cylinder reinforcing device, the reinforcing keels, the fixing blocks and the pressure relief valves are arranged, so that the hydraulic cylinder reinforcing device can be wrapped outside the hydraulic cylinder in the use process, the hydraulic cylinder can be prevented from being polluted due to leakage of oil liquid in the hydraulic cylinder in the use process, the hydraulic cylinder can be reinforced in the use process, the influence of the hydraulic cylinder explosion in the use process can be reduced, the hydraulic cylinder and the oil liquid can be restrained in the use process, the compression resistance of the hydraulic cylinder is improved, and the pollution of the oil liquid to the equipment when the hydraulic cylinder is damaged is reduced.

Description

Leakage-proof device for hydraulic cylinder

Technical Field

The utility model belongs to the technical field of leakage-proof devices, and particularly relates to a leakage-proof device for a hydraulic cylinder.

Background

The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion, and has simple structure and reliable operation. When the device is used for realizing reciprocating motion, a speed reducing device can be omitted, and a transmission gap is avoided, so that the device is stable in motion, and is widely applied to hydraulic systems of various machines;

in the prior art, the leakage prevention device of the hydraulic cylinder reduces the leakage of the hydraulic cylinder oil by collecting and guiding the oil in the using process, and the oil can not be collected under the condition that the hydraulic cylinder is exploded, and equipment damage is easily caused by fragments generated by explosion; therefore, there is a need to design a hydraulic cylinder leakage preventing device to solve the above problems.

Disclosure of Invention

The utility model aims to provide a hydraulic cylinder leakage-proof device for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hydraulic cylinder leak protection device, includes fixed casing, the inside of fixed casing is opened there is the cavity, and the homogeneous body shaping has the fixed block on the both sides inner wall of fixed casing, the inside of fixed block is provided with the fixed slot, and the fixed block is located the both ends department of cavity, it has the mounting groove to open on the inner wall of one side of fixed slot, and the inside bonding of mounting groove has sealed pad, the welding has the relief valve on one side outer wall of fixed casing, and the relief valve link up with the cavity mutually, the inside of fixed casing is opened there is the reinforcement groove, and the inside welding of reinforcement groove has the reinforcement fossil fragments, the reinforcement fossil fragments are located the outside of cavity and fixed slot, the bonding has the blotter on the inner wall of one side of cavity.

Preferably, an ear plate is integrally formed on the outer wall of one side of the fixed shell, and an alignment head is welded on the outer wall of the bottom of the ear plate.

Preferably, the top outer wall of the ear plate is provided with a fixing hole, and a fixing bolt is inserted into the fixing hole.

Preferably, an oil drain pipe is arranged on the outer wall of one side of the fixed shell, and the oil drain pipe is communicated with the cavity.

Preferably, the top end of the oil drain pipe is in threaded connection with a sealing head, and a sealing rod is integrally formed on the outer wall of the bottom of the sealing head.

Preferably, an oil drain groove is formed in the oil drain pipe, and the sealing rod is inserted into the oil drain groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the hydraulic cylinder reinforcing device, the reinforcing keels, the fixing blocks and the pressure relief valves are arranged, so that the hydraulic cylinder reinforcing device can be wrapped outside the hydraulic cylinder in the use process, the hydraulic cylinder can be prevented from being polluted due to leakage of oil liquid in the hydraulic cylinder in the use process, the hydraulic cylinder can be reinforced in the use process, the influence of the hydraulic cylinder explosion in the use process can be reduced, the hydraulic cylinder and the oil liquid can be restrained in the use process, the compression resistance of the hydraulic cylinder is improved, and the pollution of the oil liquid to the equipment when the hydraulic cylinder is damaged is reduced.

2. According to the utility model, through the ear plate, a worker can conveniently install the fixed shell in the using process, and the efficiency of the worker in installing the fixed shell can be improved in the using process.

Drawings

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

FIG. 2 is a side view in cross section of the present utility model;

FIG. 3 is a side structural cross-sectional view of the stationary housing of the present utility model;

in the figure: 1. a fixed housing; 2. a cavity; 3. a fixed block; 4. a fixing groove; 5. a mounting groove; 6. a sealing gasket; 7. a pressure release valve; 8. a reinforcing groove; 9. strengthening the keel; 10. ear plates; 11. a fixing hole; 12. a fixing bolt; 13. a cushion pad; 14. an oil drain pipe; 15. a sealing head; 16. an oil drain tank; 17. a sealing rod; 18. and (3) aligning the head.

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.

Embodiment one:

referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a hydraulic cylinder leak protection device, including fixed casing 1, the inside of fixed casing 1 is opened there is cavity 2, and the homogeneous body shaping has fixed block 3 on the both sides inner wall of fixed casing 1, the inside of fixed block 3 is provided with fixed slot 4, and fixed block 3 is located the both ends department of cavity 2, open on the inner wall of one side of fixed slot 4 has mounting groove 5, and the inside bonding of mounting groove 5 has sealed 6, sealed 6 is used for improving the leakproofness to the pneumatic cylinder in the in-process of using, the welding has relief valve 7 on the outer wall of one side of fixed casing 1, relief valve 7 is used for carrying out the pressure release to fluid when the inside oil pressure of fixed casing 1 is high, and relief valve 7 link up mutually with cavity 2, the inside of fixed casing 1 is opened there is reinforcement groove 8, and the inside welding of reinforcement groove 8 has reinforcement fossil fragments 9, reinforcement fossil fragments 9 are located the outside of cavity 2 and fixed slot 4, bond on the inner wall of one side of cavity 2 has blotter 13.

From the above description, the present utility model has the following advantageous effects: according to the utility model, through the reinforced keel 9, the fixed block 3 and the pressure relief valve 7, the hydraulic cylinder can be wrapped outside the hydraulic cylinder in the use process, the hydraulic cylinder can be prevented from being polluted due to leakage of oil liquid in the hydraulic cylinder in the use process, the hydraulic cylinder can be reinforced in the use process, the influence of the hydraulic cylinder in the explosion process can be reduced in the use process, the hydraulic cylinder and the oil liquid can be restrained in the use process, the pressure resistance of the hydraulic cylinder is improved, and the pollution of the oil liquid to the equipment when the hydraulic cylinder is damaged is reduced.

Embodiment two:

referring to fig. 1 to 3, on the basis of the first embodiment, the present utility model provides a technical solution: an ear plate 10 is integrally formed on the outer wall of one side of the fixed shell 1, and an alignment head 18 is welded on the outer wall of the bottom of the ear plate 10; the outer wall of the top of the ear plate 10 is provided with a fixing hole 11, and a fixing bolt 12 is inserted into the fixing hole 11.

Further, referring to fig. 1 to 3, an oil drain pipe 14 is opened on an outer wall of one side of the fixed housing 1, and the oil drain pipe 14 is communicated with the cavity 2; the top end of the oil drain pipe 14 is in threaded connection with a sealing head 15, and a sealing rod 17 is integrally formed on the outer wall of the bottom of the sealing head 15; the oil drain pipe 14 is internally provided with an oil drain groove 16, and a sealing rod 17 is inserted into the oil drain groove 16.

By adopting the technical scheme, through the ear plate 10, the fixed shell 1 can be conveniently installed by staff in the using process, and the efficiency of the staff in installing the fixed shell 1 can be improved in the using process.

The working principle and the using flow of the utility model are as follows: during the use, the staff installs the fixed shell 1 outside the hydraulic cylinder, during the installation, the staff first sleeves the fixed shell 1 outside the hydraulic cylinder, then the staff is connected with the outside of the fixed hole 11 through the fixing bolt 12 in a threaded manner, and then the ear plates 10 can be connected through the fixing bolt 12 during the use, and after the ear plates 10 are fixed, the two fixed shells 1 can be further fixed; in the use, blotter 13 is located between pneumatic cylinder and fixed casing 1, can play the effect of protection to the surface of pneumatic cylinder, because fixed casing 1 parcel is in the outside of pneumatic cylinder when using, can prevent the fluid of pneumatic cylinder from leaking outward and causing the pollution to equipment when using, and reinforce fossil fragments 9 can play reinforced effect to the pneumatic cylinder when using, can reduce the influence when the pneumatic cylinder explodes the jar in the in-process of using, thereby can play the effect of constraint to pneumatic cylinder and fluid in the in-process of using, improve the compressive capacity of pneumatic cylinder, reduce the pollution to equipment of fluid when the pneumatic cylinder breaks down.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. The utility model provides a hydraulic cylinder leak protection device, includes fixed casing (1), its characterized in that: the inside of fixed casing (1) is opened there is cavity (2), and the homogeneous body shaping has fixed block (3) on the both sides inner wall of fixed casing (1), the inside of fixed block (3) is provided with fixed slot (4), and fixed block (3) are located the both ends department of cavity (2), it has mounting groove (5) to open on the one side inner wall of fixed slot (4), and the inside bonding of mounting groove (5) has sealed pad (6), the welding has relief valve (7) on the one side outer wall of fixed casing (1), and relief valve (7) link up with cavity (2) mutually, the inside of fixed casing (1) is opened there is reinforcement groove (8), and the inside welding of reinforcement groove (8) has reinforcement fossil fragments (9), reinforcement fossil fragments (9) are located the outside of cavity (2) and fixed slot (4), the bonding has blotter (13) on the one side inner wall of cavity (2).

2. A hydraulic cylinder leakage prevention apparatus according to claim 1, wherein: an ear plate (10) is integrally formed on the outer wall of one side of the fixed shell (1), and an alignment head (18) is welded on the outer wall of the bottom of the ear plate (10).

3. A hydraulic cylinder leakage prevention apparatus according to claim 2, wherein: the top outer wall of the lug plate (10) is provided with a fixing hole (11), and a fixing bolt (12) is inserted into the fixing hole (11).

4. A hydraulic cylinder leakage prevention apparatus according to claim 1, wherein: an oil drain pipe (14) is arranged on the outer wall of one side of the fixed shell (1), and the oil drain pipe (14) is communicated with the cavity (2).

5. The hydraulic cylinder leakage prevention apparatus according to claim 4, wherein: the top end of the oil drain pipe (14) is in threaded connection with a sealing head (15), and a sealing rod (17) is integrally formed on the outer wall of the bottom of the sealing head (15).

6. The hydraulic cylinder leakage prevention apparatus according to claim 5, wherein: an oil drain groove (16) is formed in the oil drain pipe (14), and a sealing rod (17) is inserted into the oil drain groove (16).