CN220268075U - Leak-proof hydraulic press cylinder - Google Patents
Leak-proof hydraulic press cylinder Download PDFInfo
- Publication number
- CN220268075U CN220268075U CN202320467078.9U CN202320467078U CN220268075U CN 220268075 U CN220268075 U CN 220268075U CN 202320467078 U CN202320467078 U CN 202320467078U CN 220268075 U CN220268075 U CN 220268075U
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- cylinder body
- device base
- movable mounting
- inlet pipe
- mounting plate
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- 238000007789 sealing Methods 0.000 claims abstract description 41
- 239000006096 absorbing agent Substances 0.000 claims abstract description 13
- 230000035939 shock Effects 0.000 claims abstract description 13
- 230000033001 locomotion Effects 0.000 description 7
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a leakage-proof hydraulic press oil cylinder which comprises a device base and a cylinder body, wherein spring shock absorbers are arranged on the bottom surface inside the cylinder body and the inner surface of a sealing block, buffer plates are arranged at the tail ends of the spring shock absorbers, and the top end of the device base is provided with the cylinder body. The anti-leakage hydraulic press cylinder is provided with a movable mounting plate, and the movable mounting plate can adjust the position of the movable mounting plate on the bottom surface of the device base along the connecting groove, so that the device base can be mounted and fixed at different mounting positions through the movable mounting plate and the fastening bolts; be provided with into oil pipe and play oil pipe, advance oil pipe and go out terminal surface of oil pipe and be provided with movable sealing ring, after advance oil pipe and go out oil pipe connection completion, movable sealing ring can remove into the respective junction of oil pipe and play oil pipe, avoids the junction to take place to reveal, and the junction of cylinder body front end and piston rod is provided with the sealing block to take place to reveal when avoiding the device to move.
Description
Technical Field
The utility model relates to the technical field of hydraulic press cylinders, in particular to a leakage-proof hydraulic press cylinder.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), has simple structure and reliable work, can avoid a speed reducing device when being used for realizing reciprocating motion, has no transmission clearance and stable motion, and is widely applied to hydraulic systems of various machines.
Under the actual use condition, the sealing positions of the existing oil cylinders need to be sealed are mostly sealed by adopting rubber sealing rings, and leakage is easy to occur at the connecting positions of the oil inlet pipe and the oil outlet pipe or at the connecting positions of the piston rod and the cylinder body after long-time use, so that the reciprocating motion of the oil cylinders is influenced, and therefore, the anti-leakage hydraulic press oil cylinders are provided, and the problems in the prior art are solved conveniently.
Disclosure of Invention
The utility model aims to provide a leakage-proof hydraulic press cylinder, which solves the problem that the reciprocating motion of the cylinder is influenced because the sealing ring at the joint of an oil inlet pipe and an oil outlet pipe or the joint of a piston rod and a cylinder body is easy to leak after long-time use due to the fact that most of the positions, which are required to be sealed, of the existing cylinders in the market and are proposed in the background technology are sealed by adopting rubber sealing rings.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-leakage hydraulic press cylinder comprises a device base and a cylinder body, wherein spring shock absorbers are arranged on the bottom surface of the inside of the cylinder body and the inner surface of a sealing block, and buffer plates are arranged at the tail ends of the spring shock absorbers.
Preferably, the top of device base is provided with the cylinder body, the bottom surface of device base is provided with movable mounting panel, the spread groove has been seted up to the surface of device base, be connected with stop nut between movable mounting panel and the device base, be fixed connection between cylinder body and the device base, movable mounting panel symmetry sets up the bottom surface at the device base, and the surface of movable mounting panel is provided with protruding structure, the surface at the device base is seted up to the spread groove symmetry, be sliding connection between movable mounting panel and device base and the spread groove, the movable mounting panel passes through and constitutes integrated structure between stop nut and the device base.
Preferably, the cylinder body is provided with an oil inlet pipe and an oil outlet pipe, the outer surfaces of the tail ends of the oil inlet pipe and the oil outlet pipe are provided with movable sealing rings, the inner surfaces of the oil inlet pipe and the oil outlet pipe are provided with filter screens, the cylinder body is internally provided with piston rods, the front end of the cylinder body is provided with sealing blocks, the oil inlet pipe and the oil outlet pipe are symmetrically arranged on the outer surface of the cylinder body, the oil inlet pipe, the oil outlet pipe and the cylinder body are connected in a penetrating manner, the inner diameters of the movable sealing rings are the same as the outer diameters of the tail ends of the oil inlet pipe and the oil outlet pipe, the movable sealing rings are in threaded connection with the tail ends of the oil inlet pipe and the oil outlet pipe, the outer surfaces of the piston rods are the same as the inner surfaces of the cylinder body, the piston rods are in sliding connection with the inner surfaces of the cylinder body, the filter screens are fixedly connected with the inner surfaces of the oil inlet pipe and the oil outlet pipe, and the front end of the cylinder body are connected in an embedded manner.
Preferably, the shape and the size of the buffer plate at the inner bottom surface of the cylinder body are the same as those of the inner bottom surface of the cylinder body, the buffer plate at the inner surface of the sealing block is symmetrically arranged at the inner surface of the sealing block, the spring shock absorbers are uniformly distributed between the buffer plate and the inner bottom surface of the cylinder body and between the buffer plate and the inner surface of the sealing block, and the buffer plate forms a movable structure in the cylinder body through the spring shock absorbers.
Compared with the prior art, the utility model has the beneficial effects that: the oil cylinder of the leak-proof hydraulic machine comprises:
(1) The movable mounting plate is arranged, and the position of the movable mounting plate can be adjusted on the bottom surface of the device base along the connecting groove, so that the device base can be mounted and fixed at different mounting positions through the movable mounting plate and the fastening bolts;
(2) Be provided with into oil pipe and play oil pipe, advance oil pipe and go out terminal surface of oil pipe and be provided with movable sealing ring, after advance oil pipe and go out oil pipe connection completion, movable sealing ring can remove into the respective junction of oil pipe and play oil pipe, avoids the junction to take place to reveal, and the junction of cylinder body front end and piston rod is provided with the sealing block to take place to reveal when avoiding the device to move.
Drawings
FIG. 1 is a schematic view of the base of the device of the present utility model in a main sectional configuration;
FIG. 2 is a schematic diagram of the main sectional structure of the cylinder body of the utility model;
FIG. 3 is a schematic top view of the oil inlet pipe of the present utility model;
fig. 4 is a schematic side view of the cylinder body of the present utility model.
In the figure: 1. a device base; 2. a cylinder; 3. a movable mounting plate; 4. a connecting groove; 5. a limit nut; 6. an oil inlet pipe; 7. an oil outlet pipe; 8. a movable sealing ring; 9. a filter screen; 10. a piston rod; 11. a sealing block; 12. a spring damper; 13. and a buffer plate.
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.
Referring to fig. 1-4, the present utility model provides the following technical solutions: the anti-leakage hydraulic press cylinder comprises a device base 1 and a cylinder body 2, wherein spring dampers 12 are arranged on the bottom surface inside the cylinder body 2 and the inner surface of a sealing block 11, and buffer plates 13 are arranged at the tail ends of the spring dampers 12.
The top of device base 1 is provided with cylinder body 2, the bottom surface of device base 1 is provided with movable mounting panel 3, spread groove 4 has been seted up to the surface of device base 1, be connected with stop nut 5 between movable mounting panel 3 and the device base 1, be fixed connection between cylinder body 2 and the device base 1, make cylinder body 2 can not separate with device base 1, movable mounting panel 3 symmetry sets up the bottom surface at device base 1, and the surface of movable mounting panel 3 is provided with protruding structure, spread groove 4 symmetry is seted up at the surface of device base 1, be sliding connection between movable mounting panel 3 and device base 1 and spread groove 4, make the position movement of movable mounting panel 3 can not receive the restriction, constitute integrated structure between movable mounting panel 3 and the device base 1 through stop nut 5.
The cylinder body 2 is provided with an oil inlet pipe 6 and an oil outlet pipe 7, the outer surfaces of the tail ends of the oil inlet pipe 6 and the oil outlet pipe 7 are provided with movable sealing rings 8, the inner surfaces of the oil inlet pipe 6 and the oil outlet pipe 7 are provided with filter screens 9, the inside of the cylinder body 2 is provided with piston rods 10, the front end of the cylinder body 2 is provided with sealing blocks 11, the positions of the oil inlet pipe 6 and the oil outlet pipe 7 are symmetrically arranged on the outer surface of the cylinder body 2, the oil inlet pipe 6, the oil outlet pipe 7 and the cylinder body 2 are connected in a penetrating way, the oil inlet pipe 6 and the oil outlet pipe 7 can be connected with the inside of the cylinder body 2, the inner diameter of the movable sealing rings 8 is the same as the outer diameters of the tail ends of the oil inlet pipe 6 and the oil outlet pipe 7, the movable sealing ring 8 is in threaded connection with the tail ends of the oil inlet pipe 6 and the oil outlet pipe 7, so that the movable sealing ring 8 can be adjusted in position at the tail ends of the oil inlet pipe 6 and the oil outlet pipe 7, the size of the outer surface of the piston rod 10 is the same as that of the inner surface of the cylinder body 2, the piston rod 10 is in sliding connection with the inner surface of the cylinder body 2, the displacement of the piston rod 10 is not limited, the filter screen 9 is fixedly connected with the inner surfaces of the oil inlet pipe 6 and the oil outlet pipe 7, the position of the filter screen 9 is kept unchanged, and the sealing block 11 is in embedded connection with the front end of the cylinder body 2.
The shape and the size of the buffer plate 13 on the inner bottom surface of the cylinder body 2 are the same as those of the inner bottom surface of the cylinder body 2, the buffer plate 13 can be placed into the cylinder body 2, the buffer plate 13 on the inner surface of the sealing block 11 is symmetrically arranged on the inner surface of the sealing block 11, the spring shock absorbers 12 are uniformly distributed between the buffer plate 13 and the inner surface of the inner bottom surface of the cylinder body 2 and between the buffer plate 13 and the inner surface of the sealing block 11, and the buffer plate 13 forms a movable structure in the cylinder body 2 through the spring shock absorbers 12, so that the position of the buffer plate 13 can be moved.
Working principle: when the leak-proof hydraulic press cylinder is used, firstly, parts required by the device are assembled, when the device is required to be installed, the limiting nut 5 is rotationally removed, then the movable mounting plate 3 is adjusted in position along the connecting groove 4 on the bottom surface of the device base 1, after the movable mounting plate 3 is adjusted to a specified position, the position of the movable mounting plate 3 is fixed by using the limiting nut 5, then the device base 1 is fixed at the specified position by using the fastening bolt, the oil inlet pipe 6 and the oil outlet pipe 7 are respectively connected, after the oil inlet pipe 6 and the oil outlet pipe 7 are connected, the movable sealing ring 8 is rotated, and the movable sealing ring 8 is moved to the connecting positions of the oil inlet pipe 6 and the oil outlet pipe 7.
Before oil enters the cylinder body 2 through the oil inlet pipe 6, the filter screen 9 on the inner surface of the oil inlet pipe 6 can filter impurities in the oil, so that the piston rod 10 is prevented from driving the impurities to damage the inner surface of the cylinder body 2, the buffer plate 13 in the cylinder body 2 can prevent the piston rod 10 from directly damaging two ends of the inner surface of the cylinder body 2 when the piston rod 10 is displaced, the working process of the device is the above, and the content which is not described in detail in the specification belongs to the prior art known to the person skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (4)
1. The utility model provides a leak protection hydraulic press hydro-cylinder, includes device base (1) and cylinder body (2), its characterized in that: the spring shock absorber is characterized in that the bottom surface inside the cylinder body (2) and the inner surface of the sealing block (11) are respectively provided with a spring shock absorber (12), and the tail ends of the spring shock absorbers (12) are respectively provided with a buffer plate (13).
2. The leak-proof hydraulic ram as set forth in claim 1, wherein: the cylinder body (2) is arranged at the top end of the device base (1), the movable mounting plate (3) is arranged on the bottom surface of the device base (1), the connecting groove (4) is formed in the outer surface of the device base (1), the limit nut (5) is connected between the movable mounting plate (3) and the device base (1), the cylinder body (2) is fixedly connected with the device base (1), the movable mounting plate (3) is symmetrically arranged on the bottom surface of the device base (1), the protruding structure is arranged on the outer surface of the movable mounting plate (3), the connecting groove (4) is symmetrically formed in the outer surface of the device base (1), the movable mounting plate (3) is in sliding connection with the device base (1) and the connecting groove (4), and the movable mounting plate (3) is in an integrated structure through the limit nut (5) and the device base (1).
3. The leak-proof hydraulic ram as set forth in claim 1, wherein: the cylinder body (2) is provided with an oil inlet pipe (6) and an oil outlet pipe (7), the outer surfaces of the tail ends of the oil inlet pipe (6) and the oil outlet pipe (7) are provided with movable sealing rings (8), the inner surfaces of the oil inlet pipe (6) and the oil outlet pipe (7) are respectively provided with a filter screen (9), the inside of the cylinder body (2) is provided with a piston rod (10), the front end of the cylinder body (2) is provided with a sealing block (11), the oil inlet pipe (6) and the oil outlet pipe (7) are symmetrically arranged on the outer surface of the cylinder body (2), the oil inlet pipe (6) and the oil outlet pipe (7) are in through connection with the cylinder body (2), the inner diameters of the movable sealing rings (8) are the same as the outer diameters of the tail ends of the oil inlet pipe (6) and the oil outlet pipe (7), the outer surfaces of the piston rods (10) are the same as the inner surfaces of the cylinder body (2), the inner surfaces of the piston rods (10) are in sliding connection with the inner surfaces of the filter screens (7), the inner surfaces of the filter screens (7) are fixedly connected with the inner surfaces of the oil inlet pipe (6), the sealing block (11) is connected with the front end of the cylinder body (2) in an embedded mode.
4. The leak-proof hydraulic ram as set forth in claim 1, wherein: the shape and the size of the buffer plate (13) on the inner bottom surface of the cylinder body (2) are the same as those of the inner bottom surface of the cylinder body (2), the buffer plate (13) on the inner surface of the sealing block (11) is symmetrically arranged on the inner surface of the sealing block (11), the spring shock absorbers (12) are uniformly distributed between the buffer plate (13) and the inner surface of the inner bottom surface of the cylinder body (2) and between the buffer plate (13) and the inner surface of the sealing block (11), and the buffer plate (13) forms a movable structure in the cylinder body (2) through the spring shock absorbers (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467078.9U CN220268075U (en) | 2023-03-13 | 2023-03-13 | Leak-proof hydraulic press cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320467078.9U CN220268075U (en) | 2023-03-13 | 2023-03-13 | Leak-proof hydraulic press cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268075U true CN220268075U (en) | 2023-12-29 |
Family
ID=89311192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320467078.9U Active CN220268075U (en) | 2023-03-13 | 2023-03-13 | Leak-proof hydraulic press cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268075U (en) |
-
2023
- 2023-03-13 CN CN202320467078.9U patent/CN220268075U/en active Active
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