CN221248667U - Cylinder sleeve hydraulic pressure quick dismounting device - Google Patents
Cylinder sleeve hydraulic pressure quick dismounting device Download PDFInfo
- Publication number
- CN221248667U CN221248667U CN202323252628.4U CN202323252628U CN221248667U CN 221248667 U CN221248667 U CN 221248667U CN 202323252628 U CN202323252628 U CN 202323252628U CN 221248667 U CN221248667 U CN 221248667U
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- Prior art keywords
- cylinder sleeve
- hydraulic
- piston part
- positioning clamp
- hydraulic cylinder
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- 239000003921 oil Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 241001584775 Tunga penetrans Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model belongs to the technical field of diaphragm pumps, and particularly relates to a hydraulic rapid dismounting device for a cylinder sleeve. The utility model comprises a positioning clamp, a piston part and a hanging bracket, wherein the positioning clamp comprises two semicircular annular clamps, the inner side of each semicircular annular clamp is provided with a bulge matched with a groove at the rear end of a cylinder sleeve, the piston part comprises a hydraulic cylinder sleeve, a piston, a vent hole, an oil inlet hole and other structures, and the hanging bracket is provided with a bolt hole for connecting the piston part. When the positioning clamp is used, the positioning clamp is fixed at the rear end of the cylinder sleeve, the piston part is connected with the hanging bracket, the hanging bracket is connected with the crown block, the crown block integrally hangs the hanging bracket and the piston part to two sides of the positioning clamp, the piston part is connected with the positioning clamp, and the piston in the piston part moves, so that the cylinder sleeve and the positioning clamp are subjected to opposite force to carry out the cylinder sleeve.
Description
Technical Field
The utility model belongs to the technical field of diaphragm pumps, and particularly relates to a hydraulic rapid dismounting device for a cylinder sleeve.
Background
The large reciprocating piston diaphragm pump is one kind of advanced slurry conveying equipment developed on the basis of reciprocating piston pump, and the conveying medium is pulp and belongs to two-phase fluid. The structure of the device consists of a power end, a hydraulic end, a motor speed reduction system, a hydraulic control system, an electric control system and the like, and is widely applied to industries such as coal chemical industry, mine, alumina, electric power and the like at present. The piston and the cylinder sleeve of the diaphragm pump are important components of the hydraulic end, and the piston part is arranged in the cylinder sleeve and carries reciprocating linear motion to change the volume in the diaphragm cavity, so that the purpose of conveying slurry is achieved, and the use performance of the equipment is directly affected by the motion condition of the piston part in the cylinder sleeve. In the past cylinder liner dismantlement in-process, operating personnel utilize support pulling piston portion dress to extract it through the jigger to the speed reducer, need two at least people's mutually supporting operation side can reach the dismantlement purpose. When the operation is performed, one person needs to look at the side window to observe the movement condition of the cylinder sleeve, if necessary, the cylinder sleeve needs to be knocked to assist the axial movement of the cylinder sleeve, and the other person needs to manually click the remote controller until the remote controller is pulled out, so that the cylinder sleeve can be pulled out smoothly only by requiring balance of the crown block movement speed and the knocking force in the process. The disassembly mode has the advantages of high potential safety hazard, labor consumption, low efficiency and uneven external force applied to the cylinder sleeve and easy deformation. Moreover, the crown block moves in a inching mode, the moving speed is uneven, and the internal gear of the speed reducer is easily damaged. Therefore, it is important to select a mode that can reduce the potential safety hazard, improve the operation efficiency and control the stress deformation of the cylinder sleeve.
Disclosure of utility model
In order to solve the problems, the utility model provides a hydraulic quick dismounting device for a cylinder sleeve, which can be used for dismounting the cylinder sleeve by at least two persons in the prior art, and can quickly finish dismounting by only one person, thereby greatly improving the working efficiency. Under the action of the hydraulic cylinder, the cylinder sleeve is ejected out at a constant speed, so that the deformation of the cylinder sleeve caused by external force is effectively controlled, and the quality of a workpiece is ensured.
In order to achieve the purpose, the utility model adopts the following technical scheme that the device comprises a positioning clamp, a piston part and a hanging bracket;
The positioning clamp comprises two semicircular clamps, and semicircular bulges matched with grooves at the rear end of the cylinder sleeve are arranged on the inner sides of the clamps;
The piston part comprises a hollow hydraulic cylinder sleeve with one end open, a piston is arranged in the hydraulic cylinder sleeve, a bleed hole and an oil inlet are arranged on the hydraulic cylinder sleeve, the bleed hole and the oil inlet are communicated with the inside of the hydraulic cylinder sleeve, a screw plug is arranged in the bleed hole, a pipe joint used for being connected with a hydraulic oil way is arranged in the oil inlet, and a sealing cover is arranged at the opening of the hydraulic cylinder sleeve;
The lifting frame comprises two arch plates, the two arch plates are connected through a plurality of connecting rods, and the lifting frame is connected with the lifting device;
The piston part is connected with the hanging bracket, and the positioning clamp is connected with the piston part.
As a preferable technical scheme of the utility model, the sealing cover is connected with the hydraulic cylinder sleeve through a locking bolt.
As a second preferred aspect of the present utility model, first bolt holes for interconnection are provided at corresponding positions on the outer sides of the two clips.
As a third preferred scheme of the utility model, a fourth bolt hole for connecting the piston part is arranged at the corresponding position of the two clamping hoops, a fifth bolt hole for connecting the positioning clamping hoop is arranged on the hydraulic cylinder sleeve, and the fourth bolt hole and the fifth bolt hole are matched in size and correspond in position.
As a fourth preferred scheme of the utility model, the hydraulic cylinder sleeve is provided with a second bolt hole for connecting with the hanging bracket, the two sides of the arch plate are provided with third bolt holes for connecting with the piston part, and the third bolt holes correspond to the second bolt holes in position and are matched in size.
As a fifth preferred aspect of the present utility model, the connecting rod is provided with a mounting hole for connecting a hoisting device.
The utility model has the beneficial effects that:
1. The utility model has the advantages of safe operation, convenient use, high disassembly efficiency, low manufacturing cost and the like, and can be widely applied to the disassembly of various cylinder liners of diaphragm pumps at home and abroad. The design scheme meets the product requirement, can effectively assist specialized disassembly and replacement of spare parts of the diaphragm pump, improves the precision of parts and enhances the reliability of the product;
2. The utility model can effectively control the quality and the precision of the product, and enhance the stability and the service life of the product;
3. The utility model can be completed by only one person during operation, 1-2 operators can be optimized, and the labor expenditure is effectively reduced;
4. The disassembly position is quickly positioned, and the alignment time of the device is reduced;
5. The welding process is simple, the operation and the use are convenient, and the occupied space is small;
6. the hydraulic dismounting device is adopted, so that the dismounting force is balanced, and the problems of uneven force caused by turning and knocking of operators, dismounting, grinding and the like are solved;
7. the disassembly and assembly precision is improved, the maintenance period is shortened, and powerful support is provided for the serial design of the diaphragm pump.
Drawings
FIG. 1 is a schematic cross-sectional view of the assembled whole structure of the present utility model.
Fig. 2 is a schematic view of the assembled positioning clip and hanger.
FIG. 3 is a schematic view of a positioning clip.
Fig. 4 is a schematic view of a piston assembly structure.
Fig. 5 is a schematic view of a hanger structure.
Fig. 6 is an enlarged view of a portion of the joint of the present utility model after assembly.
In the drawing, 1 is a positioning clamp, 2 is a piston part, 3 is a hanging bracket, 4 is a first bolt hole, 5 is a bulge, 6 is a hydraulic cylinder sleeve, 7 is a piston, 8 is a screw plug, 9 is a pipe joint, 10 is a sealing cover, 11 is a second bolt hole, 12 is an arch plate, 13 is a connecting rod, 14 is a mounting hole, 15 is a third bolt hole, 16 is a fourth bolt hole, 17 is a fifth bolt hole, 18 is a box body, 19 is a cylinder sleeve, 20 is a hydraulic station, and 21 is a locking bolt.
Detailed Description
The utility model adopts the following technical scheme that the utility model comprises a positioning clamp 1, a piston part 2 and a hanging bracket 3;
The positioning clamp 1 comprises two semicircular clamps, and semicircular bulges 5 matched with grooves at the rear end of the cylinder sleeve 19 are arranged on the inner side of the clamp;
The piston part assembly 2 comprises a hollow hydraulic cylinder sleeve 6 with an opening at one end, a piston 7 is arranged in the hydraulic cylinder sleeve 6, a bleed hole and an oil inlet are arranged on the hydraulic cylinder sleeve 6, the bleed hole and the oil inlet are communicated with the inside of the hydraulic cylinder sleeve 6, a screw plug 8 is arranged in the bleed hole, a pipe joint 9 used for being connected with a hydraulic oil way is arranged in the oil inlet, and a sealing cover 10 is arranged at the opening of the hydraulic cylinder sleeve 6;
The hanger 3 comprises two arch plates 12, the two arch plates 12 are connected through three connecting rods 13, the three connecting rods 13 are evenly spaced, and the middle connecting rod 13 is positioned at the center of the hanger 3;
the piston part 2 is connected with the hanging bracket 3, and the positioning clamp 1 is connected with the piston part 2.
As a preferred embodiment of the present utility model, the sealing cover 10 and the hydraulic cylinder liner 6 are connected by a locking bolt 21.
As a second preferred embodiment of the present utility model, first bolt holes 4 for interconnection are provided at corresponding positions on the outer sides of the two clips.
As a third preferred scheme of the utility model, a fourth bolt hole 16 for connecting the piston part 2 is arranged at the corresponding position of the two hoops, a fifth bolt hole 17 for connecting the positioning hoops 1 is arranged on the hydraulic cylinder sleeve 6, and the fourth bolt hole 16 and the fifth bolt hole 17 are matched in size and correspond in position.
As a fourth preferred scheme of the present utility model, the hydraulic cylinder sleeve 6 is provided with a second bolt hole 11 for connecting with a hanger, two sides of the arch plate 12 are provided with third bolt holes 15 for connecting with the piston part 2, and the third bolt holes 15 correspond to the second bolt holes 11 in position and match in size.
As a fifth preferred aspect of the present utility model, the connecting rod 13 is provided with mounting holes 14 for connecting the hoisting device, the mounting holes 14 are disposed on the intermediate connecting rod 13, and the mounting holes 14 are uniformly arranged at intervals.
The application method of the utility model comprises the following steps:
1. Firstly, two semicircular annular hoops are mounted on a cylinder sleeve 19 at the hydraulic end part of a diaphragm pump, the annular bulge 5 part of the hoops is mounted in a matched mode with an annular groove of the cylinder sleeve 19, fourth bolt holes 16 on two sides of the hoops for mounting a piston part 2 are turned to be horizontal (bolts are mounted but not screwed at the moment), and the two semicircular annular hoops are screwed and fixed through the first bolt holes 4 in a matched mode with corresponding bolts;
2. The two sets of installed piston part assemblies 2 and the hanging frame 3 are connected through corresponding bolts of a second bolt hole 11 and a third bolt hole 15 which are reserved respectively, a hanging ring is installed on a middle connecting rod 13 of the hanging frame 3 through a mounting hole 14, then the whole crown block is lifted to the position where the piston part assemblies 2 are installed at the two sides of the positioning clamp 1, and the piston part assemblies 2 are fixed through bolts (the piston part assemblies 2 are not fixed here, the crown block can be lifted all the time in operation, and the time is saved);
3. The hydraulic pipe is connected through the pipe joint 9, after a small amount of hydraulic oil is discharged through the screw plug 8 in the air release hole, the screw plug 8 is screwed up to start normal operation, the piston 7 moves to the side far away from the positioning clamp 1, and the cylinder sleeve 19 is pulled out through the reaction force;
4. After the cylinder sleeve 19 is pulled out, the hydraulic station is closed, the piston parts 2 at the two sides are loosened to close the bolts, and the crown block lifts the piston parts 2 and the hanging frame 3 to the appointed position on the ground, so that the disassembly is completed. (at the moment, the hydraulic pipe can be disassembled and lifted out together with the piston part, so that the next installation is convenient);
5. the cylinder sleeve 19 with the hydraulic end part of the diaphragm pump removed is lifted to the appointed position on the ground together with the positioning clamp 1, and the cylinder sleeve 19 is placed together with other accessories in the device after the positioning clamp 1 is removed, so that rust prevention is finished.
It should be understood that the foregoing detailed description of the present utility model is provided for illustration only and is not limited to the technical solutions described in the embodiments of the present utility model, and those skilled in the art should understand that the present utility model may be modified or substituted for the same technical effects; as long as the use requirement is met, the utility model is within the protection scope of the utility model.
Claims (6)
1. The hydraulic rapid dismounting device for the cylinder sleeve is characterized by comprising a positioning clamp (1), a piston part (2) and a hanging bracket (3);
The positioning clamp (1), the positioning clamp (1) comprises two semicircular clamps, and semicircular bulges (5) matched with grooves at the rear end of the cylinder sleeve are arranged on the inner side of the clamp;
The piston part (2) comprises a hollow hydraulic cylinder sleeve (6) with one end being opened, a piston (7) is arranged in the hydraulic cylinder sleeve (6), a bleed hole and an oil inlet are formed in the hydraulic cylinder sleeve (6), the bleed hole and the oil inlet are communicated with the inside of the hydraulic cylinder sleeve (6), a screw plug (8) is arranged in the bleed hole, a pipe joint (9) used for being connected with a hydraulic oil path is arranged in the oil inlet, and a sealing cover (10) is arranged at the opening of the hydraulic cylinder sleeve (6);
The lifting frame (3) comprises two arch plates (12), the two arch plates (12) are connected through a plurality of connecting rods (13), and the lifting frame (3) is connected with a lifting device;
The piston part (2) is connected with the hanging bracket (3), and the positioning clamp (1) is connected with the piston part (2).
2. A cylinder liner hydraulic quick release device according to claim 1, characterized in that the sealing cover (10) and the hydraulic cylinder liner (6) are connected by means of locking bolts (21).
3. A hydraulic quick release device for a cylinder liner according to claim 1, characterized in that the two clamps are provided with first bolt holes (4) for interconnection at corresponding positions on the outer sides.
4. A hydraulic quick dismounting device for a cylinder sleeve according to claim 1, characterized in that a fourth bolt hole (16) for connecting a piston part (2) is arranged at the corresponding position of the two clamping hoops, a fifth bolt hole (17) for connecting a positioning clamping hoop (1) is arranged on the hydraulic cylinder sleeve (6), and the fourth bolt hole (16) and the fifth bolt hole (17) are matched in size and correspond in position.
5. A cylinder sleeve hydraulic quick dismounting device as claimed in claim 1, characterized in that the hydraulic cylinder sleeve (6) is provided with a second bolt hole (11) for connecting with a hanger, the two sides of the arch-shaped plate (12) are provided with third bolt holes (15) for connecting with the piston part (2), and the third bolt holes (15) are corresponding to the second bolt holes (11) in position and matched in size.
6. A cylinder liner hydraulic quick release device according to claim 1, characterized in that the connecting rod (13) is provided with mounting holes (14) for connecting hoisting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323252628.4U CN221248667U (en) | 2023-11-30 | 2023-11-30 | Cylinder sleeve hydraulic pressure quick dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323252628.4U CN221248667U (en) | 2023-11-30 | 2023-11-30 | Cylinder sleeve hydraulic pressure quick dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221248667U true CN221248667U (en) | 2024-07-02 |
Family
ID=91662346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323252628.4U Active CN221248667U (en) | 2023-11-30 | 2023-11-30 | Cylinder sleeve hydraulic pressure quick dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221248667U (en) |
-
2023
- 2023-11-30 CN CN202323252628.4U patent/CN221248667U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |