CN219121637U

CN219121637U - Hydraulic cylinder barrel high-pressure leak detection device

Info

Publication number: CN219121637U
Application number: CN202223544899.2U
Authority: CN
Inventors: 李丽; 李红涛; 王豪杰; 陈海峰; 陈玥生; 郝建生; 王永乾
Original assignee: Henan Zhongmei Special Steel Co ltd
Current assignee: Henan Zhongmei Special Steel Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-02
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a high-pressure leakage detection device for a cylinder barrel of a hydraulic cylinder, which comprises a mounting assembly, wherein the mounting assembly is provided with a fixing assembly for fixing the cylinder barrel to prevent movement, a moving assembly for facilitating movement and fitting with the cylinder barrel and an air injection assembly for detecting air injection in the cylinder barrel, the fixing assembly comprises a connecting column, a round block, a T-shaped groove, a bidirectional screw rod, two adjusting blocks, two T-shaped blocks and two arc-shaped clamping plates, the connecting column is arranged on the mounting assembly, the round block is fixedly arranged at one end of the connecting column, the T-shaped groove is formed in the outer wall of one side of the round block, the bidirectional screw rod is rotatably arranged in the T-shaped groove, the two adjusting blocks are both arranged on the bidirectional screw rod in a threaded manner, and the two T-shaped blocks are respectively and fixedly arranged on the corresponding adjusting blocks. The high-pressure leak detection device for the cylinder barrel of the hydraulic cylinder has the advantages of being convenient to support and fix the cylinder barrel and convenient to detect the cylinder barrel.

Description

Hydraulic cylinder barrel high-pressure leak detection device

Technical Field

The utility model relates to the technical field of hydraulic cylinders, in particular to a high-pressure leakage detection device for a cylinder barrel 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, and the hydraulic cylinder basically consists of a cylinder barrel, a cylinder cover, the piston, 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.

However, when the hydraulic cylinder is assembled and manufactured, side leakage detection needs to be performed on the cylinder barrel of the hydraulic cylinder, and in the prior art, when the cylinder barrel is detected, the support of the cylinder barrel is not fixed, and the cylinder barrel is clamped and rocked.

Disclosure of Invention

The utility model aims to provide a high-pressure leak detection device for a cylinder barrel of a hydraulic cylinder, which can conveniently support and fix the cylinder barrel and conveniently detect the cylinder barrel, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pneumatic cylinder high pressure leak hunting device, includes the installation component, be provided with fixed subassembly that fixed cylinder prevented to remove on the installation component, conveniently remove with the removal subassembly of cylinder laminating and carry out the gas injection subassembly that gas injection detected in the cylinder, fixed subassembly includes spliced pole, circle piece, T-shaped groove, two bilateral screw rods, two regulating blocks, two T shape pieces and two arc splint, the spliced pole sets up on the installation component, circle piece fixed mounting is on the one end of spliced pole, the T-shaped groove is seted up on one side outer wall of circle piece, bilateral screw rod rotates and installs in the T-shaped inslot, two equal screw thread of regulating block is installed on bilateral screw rod, two T shape piece respectively fixed mounting is on the regulating block that corresponds, two arc splint are fixed mounting respectively on the T shape piece that corresponds.

Further, the mounting assembly comprises a mounting table, an airtight detector and a mounting plate, wherein the airtight detector is fixedly mounted at the top of the mounting table, and the mounting plate is fixedly mounted at the top of the mounting table.

Further, the movable assembly comprises a T-shaped sliding rail, a C-shaped sliding plate, a second motor, a gear and a toothed plate, wherein the T-shaped sliding rail is fixedly arranged at the top of the mounting table, the C-shaped sliding plate is slidably arranged on the T-shaped sliding rail, the second motor is fixedly arranged at the top of the C-shaped sliding plate, the gear is fixedly arranged on an output shaft of the second motor, the toothed plate is fixedly arranged at the top of the mounting table, and the gear is meshed with the toothed plate.

Further, the gas injection assembly comprises a mounting block, a fixing plate, a connecting plate, gas injection nozzles, a fan and a zigzag tube, wherein the mounting block is fixedly arranged at the top of the C-shaped sliding plate, the fixing plate is fixedly arranged on one side outer wall of the mounting block, the connecting plate is fixedly arranged on one side outer wall of the fixing plate, the gas injection nozzles are evenly distributed on the connecting plate, the fan is fixedly arranged at the top of the mounting block, the zigzag tube is fixedly arranged at the exhaust end of the fan, and the zigzag tube is communicated with the gas injection nozzles.

Further, a first rubber sealing plate is fixedly arranged on the outer wall of one side of the round block, and a second rubber sealing plate is fixedly arranged on the outer wall of one side of the fixing plate.

Further, a transmitter is fixedly arranged on the fan and is electrically connected with the airtight detector.

Further, the fixed assembly further comprises a mounting box and a first motor, the mounting box is fixedly arranged on the outer wall of the round block, the first motor is fixedly arranged in the mounting box, and an output shaft of the first motor is fixedly connected with the bottom end of the bidirectional screw rod.

In summary, the beneficial effects of the utility model are as follows due to the adoption of the technology:

according to the cylinder barrel detection device, the fixing assembly is arranged, the bidirectional screw rod rotates, the bidirectional screw rod drives the adjusting block to move, the adjusting block drives the T-shaped block to slide in the T-shaped groove, the T-shaped block drives the arc-shaped clamping plate to move and be away from the center, and when the arc-shaped clamping plate is attached to the inner wall of the cylinder barrel and is supported, the cylinder barrel is conveniently supported and fixed, and the cylinder barrel is conveniently detected.

According to the utility model, the air injection assembly is arranged, the fan is started to pump air, the air is injected into the zigzag tube through the fan, the air enters the air injection nozzle through the zigzag tube, and the air is injected into the cylinder barrel through the air injection nozzle, so that the air injection is convenient, and the leakage detection operation of the cylinder barrel is convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a cylinder barrel high-pressure leak detection device of a hydraulic cylinder;

FIG. 2 is a schematic diagram of a front cross-sectional structure of a cylinder barrel high-pressure leak detection device of a hydraulic cylinder of the utility model;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2 according to the present utility model;

FIG. 4 is a schematic side cross-sectional view of a cylinder barrel high-pressure leak detection device of a hydraulic cylinder of the present utility model;

fig. 5 is a schematic view of the assembly of the round block and T-shaped slot 203 of the present utility model.

In the figure: 1. a mounting assembly; 101. a mounting table; 102. an airtight detector; 103. a mounting plate; 2. a fixing assembly; 201. a connecting column; 202. round blocks; 203. a T-shaped groove; 204. a bidirectional screw; 205. an adjusting block; 206. a T-shaped block; 207. an arc clamping plate; 208. a mounting box; 209. a first motor; 3. a moving assembly; 301. a T-shaped slide rail; 302. a C-shaped slide plate; 303. a second motor; 304. a gear; 305. a toothed plate; 4. an air injection assembly; 401. a mounting block; 402. a fixing plate; 403. a connecting plate; 404. a gas injection nozzle; 405. a blower; 406. a tortuous tube.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

The utility model provides a high-pressure leak detection device for a cylinder barrel of a hydraulic cylinder, as shown in fig. 1-5, which comprises a mounting component 1, wherein a fixing component 2 for fixing the cylinder barrel to prevent movement, a moving component 3 for facilitating movement and fitting with the cylinder barrel and an air injection component 4 for detecting air injection in the cylinder barrel are arranged on the mounting component 1, the fixing component 2 comprises a connecting column 201, a round block 202, a T-shaped groove 203, two T-shaped blocks 206 and two arc clamping plates 207, the connecting column 201 is arranged on the mounting component 1, the round block 202 is fixedly arranged at one end of the connecting column 201, the T-shaped groove 203 is formed on one side outer wall of the round block 202, the two T-shaped blocks 204 are rotatably arranged in the T-shaped groove 203, the two T-shaped blocks 205 are respectively and fixedly arranged on the corresponding T-shaped blocks 206, more particularly, the two T-shaped blocks 205 drive the T-shaped blocks 205 to move away from the corresponding T-shaped blocks 206, and the arc clamping plates 207 drive the T-shaped blocks to move along with the T-shaped blocks to move along the T-shaped grooves, and the cylinder barrel is conveniently and the arc clamping plates 207 are fixedly arranged in a manner to move along the center of the cylinder barrel.

In some embodiments, the mounting assembly 1 includes a mounting table 101, an airtight detector 102, and a mounting plate 103, the airtight detector 102 being fixedly mounted on top of the mounting table 101, and the mounting plate 103 being fixedly mounted on top of the mounting table 101.

In some embodiments, the moving assembly 3 includes a T-shaped slide rail 301, a C-shaped slide plate 302, a second motor 303, a gear 304, and a toothed plate 305, where the T-shaped slide rail 301 is fixedly mounted on top of the mounting table 101, the C-shaped slide plate 302 is slidably mounted on the T-shaped slide rail 301, the second motor 303 is fixedly mounted on top of the C-shaped slide plate 302, the gear 304 is fixedly mounted on an output shaft of the second motor 303, the toothed plate 305 is fixedly mounted on top of the mounting table 101, and the gear 304 is meshed with the toothed plate 305.

In some embodiments, the air injection assembly 4 includes a mounting block 401, a fixing plate 402, a connecting plate 403, an air injection nozzle 404, a fan 405 and a tortuous pipe 406, the mounting block 401 is fixedly mounted on the top of the C-shaped sliding plate 302, the fixing plate 402 is fixedly mounted on one side outer wall of the mounting block 401, the connecting plate 403 is fixedly mounted on one side outer wall of the fixing plate 402, the air injection nozzles 404 are evenly distributed on the connecting plate 403, the fan 405 is fixedly mounted on the top of the mounting block 401, the tortuous pipe 406 is fixedly mounted on an exhaust end of the fan 405, the tortuous pipe 406 is communicated with the air injection nozzle 404, more specifically, the fan 405 is started to pump air, the air is injected into the tortuous pipe 406 through the fan 405, the air enters the air injection nozzle 404 through the tortuous pipe 406, the air is injected into the cylinder barrel through the air injection nozzle 404, and the air injection is convenient to perform the leakage detection operation on the cylinder barrel.

In some embodiments, the first rubber sealing plate is fixedly mounted on the outer wall of one side of the round block 202, and the second rubber sealing plate is fixedly mounted on the outer wall of one side of the fixing plate 402, more specifically, the first rubber sealing plate and the second rubber sealing plate are made of rubber materials, so that the cylinder barrel has good elasticity and shaping, and the cylinder barrel and the first rubber sealing plate can wrap the cylinder barrel to seal when being bonded and extruded with the second rubber sealing plate, so that the cylinder barrel is convenient to seal.

In some embodiments, a transmitter is fixedly mounted on the blower 405, and the transmitter is electrically connected to the airtight detector 102.

In some embodiments, the fixing assembly 2 further includes a mounting box 208 and a first motor 209, where the mounting box 208 is fixedly mounted on the outer wall of the round block 202, the first motor 209 is fixedly mounted in the mounting box 208, and an output shaft of the first motor 209 is fixedly connected with the bottom end of the bidirectional screw 204.

Working principle: firstly, a cylinder barrel is lifted and attached to a round block 202, an arc clamping plate 207 is immersed into the cylinder barrel, a first motor 209 is started to drive a bidirectional screw 204 to rotate, the bidirectional screw 204 drives an adjusting block 205 to move, the adjusting block 205 drives a T-shaped block 206 to slide in a T-shaped groove 203, the T-shaped block 206 drives the arc clamping plate 207 to move away from the center, when the arc clamping plate 207 is attached to the inner wall of the cylinder barrel and supported, the cylinder barrel is fixed, the first motor 209 is stopped, a second motor 303 is started to drive a gear 304 to rotate, the gear 304 is meshed with a toothed plate 305 to rotate to drive a C-shaped sliding plate 302 to slide on a T-shaped sliding rail 301, the C-shaped sliding plate 302 drives a mounting block 401 to move with a fixed plate 402, the fixed plate 402 is attached to the cylinder barrel, a second motor 303 is stopped at this time, a fan 405 is started to pump air, the air is injected into a tortuous pipe 406 through the fan 405, the air enters an air injection nozzle 404, the air is injected into the cylinder barrel through the air injection nozzle 404, a gas megapascal value is transmitted to an airtight detector 102 through a transmitter, and workers observe through the airtight detector 102.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a high pressure leak hunting device of pneumatic cylinder, includes installation component, its characterized in that: the utility model discloses a cylinder is fixed, the cylinder is fixed, be provided with fixed subassembly that fixed cylinder prevents to remove, the convenient removal and the removal subassembly that the cylinder laminated and carry out the gas injection subassembly that gas injection detected in to the cylinder, fixed subassembly includes spliced pole, circle piece, T-shaped groove, two regulating blocks, two T shape pieces and two arc splint, the spliced pole sets up on the installation subassembly, circle piece fixed mounting is on the one end of spliced pole, the T-shaped groove is seted up on the outer wall of one side of circle piece, two the rotation of two screw rods is installed in the T-shaped inslot, two equal screw thread of regulating block is installed on two screw rods, two T shape pieces are fixed mounting respectively on corresponding regulating block, two arc splint are fixed mounting respectively on corresponding T shape piece.

2. The hydraulic cylinder barrel high-pressure leak detection device according to claim 1, wherein: the installation component includes mount table, airtight detector and mounting panel, airtight detector fixed mounting is at the top of mount table, mounting panel fixed mounting is at the top of mount table.

3. The hydraulic cylinder barrel high-pressure leak detection device according to claim 1, wherein: the movable assembly comprises a T-shaped sliding rail, a C-shaped sliding plate, a second motor, a gear and a toothed plate, wherein the T-shaped sliding rail is fixedly arranged at the top of the mounting table, the C-shaped sliding plate is slidably arranged on the T-shaped sliding rail, the second motor is fixedly arranged at the top of the C-shaped sliding plate, the gear is fixedly arranged on an output shaft of the second motor, the toothed plate is fixedly arranged at the top of the mounting table, and the gear is meshed with the toothed plate.

4. The hydraulic cylinder barrel high-pressure leak detection device according to claim 1, wherein: the utility model provides a gas injection subassembly includes installation piece, fixed plate, connecting plate, gas injection nozzle, fan and tortuous pipe, installation piece fixed mounting is at the top of C shape slide, fixed plate fixed mounting is on the outer wall of one side of installation piece, connecting plate fixed mounting is on the outer wall of one side of fixed plate, gas injection nozzle evenly distributed is on the connecting plate, fan fixed mounting is at the top of installation piece, tortuous pipe fixed mounting is on the exhaust end of fan, tortuous pipe and gas injection nozzle intercommunication.

5. The hydraulic cylinder barrel high-pressure leak detection device according to claim 4, wherein: a first rubber sealing plate is fixedly arranged on the outer wall of one side of the round block, and a second rubber sealing plate is fixedly arranged on the outer wall of one side of the fixed plate.

6. The hydraulic cylinder barrel high-pressure leak detection device according to claim 4, wherein: the fan is fixedly provided with a transmitter, and the transmitter is electrically connected with the airtight detector.

7. The hydraulic cylinder barrel high-pressure leak detection device according to claim 1, wherein: the fixing assembly further comprises an installation box and a first motor, the installation box is fixedly installed on the outer wall of the round block, the first motor is fixedly installed in the installation box, and an output shaft of the first motor is fixedly connected with the bottom end of the bidirectional screw rod.