CN215762556U - Interface dust-proof hydraulic cylinder - Google Patents
Interface dust-proof hydraulic cylinder Download PDFInfo
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- CN215762556U CN215762556U CN202121539180.2U CN202121539180U CN215762556U CN 215762556 U CN215762556 U CN 215762556U CN 202121539180 U CN202121539180 U CN 202121539180U CN 215762556 U CN215762556 U CN 215762556U
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- piston
- cover plate
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- 239000000428 dust Substances 0.000 claims abstract description 34
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 17
- 239000003921 oil Substances 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 239000002245 particle Substances 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 7
- 230000033001 locomotion Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of hydraulic oil cylinders and discloses an interface dustproof hydraulic oil cylinder, wherein a piston is arranged in the middle of an inner cavity of a cylinder body, a piston rod is fixedly arranged in the middle of the right side of the piston, a cover plate is fixedly arranged at the right end of the cylinder body, a dustproof device is arranged on the right side of the cover plate, the piston rod transversely penetrates through the middle of the cover plate and the middle of the dustproof device, connecting blocks are welded at the top and the bottom of the left side of the cylinder body, a cylinder seat is arranged at the left end of the cylinder body, and slots are formed in the corresponding positions of the cylinder seat and the connecting blocks. This interface dust protected hydraulic cylinder adds the V type dust guard, draw-in groove, fixture block and the second spring of establishing through dust keeper inside for V type dust guard can hug closely in the surface of piston rod under the promotion of second spring, and clear up and collect the adhesion at the dust and the tiny particle on piston rod surface, thereby guaranteed the inside cleanness of cylinder body, and then improved the inside leakproofness of hydraulic cylinder and the purity of fluid.
Description
Technical Field
The utility model relates to the technical field of hydraulic oil cylinders, in particular to a hydraulic oil cylinder with a dustproof interface.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems.
But common hydraulic cylinder can make some dustproof and small impurity get into the inside of hydro-cylinder when the reciprocating motion of piston rod, causes the influence to the purity of fluid to probably destroy inside sealing member, and general hydraulic cylinder adds the dust guard of establishing and does not have clean effect, can't clear up the impurity on the piston rod surface, can't satisfy hydraulic cylinder's operating requirement, provides an interface dust protected hydraulic cylinder for this reason.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the interface dustproof hydraulic oil cylinder which has the advantages of being convenient for cleaning and maintaining impurities on the surface of a piston rod, improving the sealing property inside the oil cylinder and the like, and solves the problems that the existing hydraulic oil cylinder can cause some dustproof and tiny impurities to enter the inside of the oil cylinder, influence the purity of oil liquid, possibly damage an internal sealing element, cannot clean the impurities on the surface of the piston rod and cannot meet the working requirement of the hydraulic oil cylinder.
(II) technical scheme
In order to realize the purposes of cleaning impurities on the surface of the piston rod, facilitating maintenance and improving the sealing property inside the oil cylinder, the utility model provides the following technical scheme: a connector dustproof hydraulic oil cylinder comprises a cylinder body, wherein a piston is arranged in the middle of an inner cavity of the cylinder body, a piston rod is fixedly arranged in the middle of the right side of the piston, a cover plate is fixedly arranged at the right end of the cylinder body, a dustproof device is arranged on the right side of the cover plate, the piston rod transversely penetrates through the middle of the cover plate and the dustproof device, connecting blocks are welded at the top and the bottom of the left side of the cylinder body, a cylinder base is arranged at the left end of the cylinder body, slots are formed in the corresponding positions of the cylinder base and the connecting blocks, a first inserting rod is inserted in each slot, an inserting hole is formed in the right portion of the first inserting rod in a penetrating mode, a second inserting rod is longitudinally inserted in each inserting hole, a first oil inlet pipe is arranged on the left side of the top of the cylinder body, a second oil inlet pipe is arranged on the right side of the top of the cylinder body, a clamping groove is formed in the middle of the inner cavity of the dustproof device, and a clamping block is clamped in the clamping groove, the other end of the clamping block is fixedly connected with a V-shaped dust guard, and the bottom of the V-shaped dust guard is tightly attached to the surface of the piston rod.
Preferably, a first spring is arranged between the first inserted link and the slot, and one end of the spring is fixedly connected with the right side wall of the slot.
Preferably, the number of the clamping grooves, the clamping blocks and the V-shaped dust guard is 6, second springs are additionally arranged between the clamping grooves and the clamping blocks, and one ends of the second springs are fixedly connected with the bottoms of the clamping grooves.
Preferably, the middle part of the piston is fixedly sleeved with an oil seal gasket.
Preferably, the right part of the dustproof device is screwed with a baffle.
Preferably, the penetration positions of the piston rod, the cover plate, the dustproof device and the baffle are all provided with sealing gaskets.
(III) advantageous effects
Compared with the prior art, the utility model provides an interface dustproof hydraulic oil cylinder which has the following beneficial effects:
1. according to the interface dustproof hydraulic oil cylinder, the V-shaped dust guard, the clamping groove, the clamping block and the second spring are additionally arranged in the dustproof device, so that the V-shaped dust guard can be tightly attached to the surface of the piston rod under the pushing action of the second spring, and dust and tiny particles adhered to the surface of the piston rod are cleaned and collected, so that the cleanness of the interior of the cylinder body is ensured, and the sealing property of the interior of the hydraulic oil cylinder and the purity of oil are improved;
2. this interface dust protection type hydraulic cylinder, through slot and the first inserted bar of grafting seted up between jar seat and connecting block to jack and the second inserted bar of grafting of seting up on first inserted bar, make disassembling between jar seat and the cylinder body convenient, be convenient for clear up and maintain the inside of cylinder body, and add the first spring of establishing and sealed the pad makes the connection between cylinder body and the jar seat more accurate, the inside leakproofness of hydraulic cylinder and the ability of clearing up the maintenance have been improved.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic top view of the internal structure of the dust-proof device of the present invention;
FIG. 3 is a schematic front view of the internal structure of the dust-proof device of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A of the present invention.
In the figure: 1. a cylinder body; 2. a piston; 3. a piston rod; 4. a cover plate; 5. a dust-proof device; 6. connecting blocks; 7. a cylinder base; 8. a slot; 9. a first plunger; 10. a jack; 11. a second plunger; 12. a first oil inlet and outlet pipe; 13. a second oil inlet and outlet pipe; 14. a card slot; 15. a clamping block; 16. a V-shaped dust guard; 17. a first spring; 18. a second spring; 19. an oil seal gasket; 20. and a baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a technical scheme, which is characterized in that the utility model provides an interface dustproof hydraulic cylinder, comprising a cylinder body 1, a piston 2, a piston rod 3, a cover plate 4, a dustproof device 5, a connecting block 6, a cylinder seat 7, a slot 8, a first inserted rod 9, an inserting hole 10, a second inserted rod 11, a first oil inlet and outlet pipe 12, a second oil inlet and outlet pipe 13, a clamping groove 14, a clamping block 15, a V-shaped dustproof plate 16, a first spring 17, a second spring 18, an oil seal gasket 19 and a baffle plate 20, wherein the piston 2 is arranged in the middle of an inner cavity of the cylinder body 1, the piston rod 3 is fixedly arranged in the middle of the right side of the piston 2, the oil seal gasket 19 is fixedly sleeved in the middle of the piston 2, the cover plate 4 is fixedly arranged at the right end of the cylinder body 1, the dustproof device 5 is arranged on the right side of the cover plate 4, the baffle plate 20 is screwed in the right side of the dustproof device 5, large-particle dust attached to the surface of the piston rod 3 is reduced, the piston rod 3 transversely penetrates through the middle of the cover plate 4 and the dustproof device 5, the connecting blocks 6 are welded at the top and the bottom of the left side of the cylinder body 1, the cylinder base 7 is installed at the left end of the cylinder body 1, slots 8 are respectively formed in the corresponding positions of the cylinder base 7 and the connecting blocks 6, first inserting rods 9 are inserted in the slots 8, inserting holes 10 are formed in the right parts of the first inserting rods 9 in a penetrating mode, second inserting rods 11 are longitudinally inserted in the inserting holes 10 in a penetrating mode, first springs 17 are respectively installed between the first inserting rods 9 and the slots 8, the right ends of the first springs 17 are fixedly connected with the right side walls of the slots 8, under the pushing of the first springs 17, the connection between the cylinder base 7 and the cylinder body 1 is tighter, the disassembly is more convenient, the cleaning and maintenance of the interior of the cylinder body 1 are convenient, first oil inlet and outlet pipes 12 are installed at the left side of the top of the cylinder body 1, second oil inlet and outlet pipes 13 are installed at the right side of the top of the cylinder body, a clamping groove 14 is formed in the middle of an inner cavity of the dustproof device 5, and a clamping block 15 is clamped in the clamping groove 14, the other end of the clamping block 15 is fixedly connected with a V-shaped dust guard 16, the bottom of the V-shaped dust guard 16 is tightly attached to the surface of the piston rod 3, the number of the clamping grooves 14, the clamping blocks 15 and the V-shaped dust guard 16 is 6, a second spring 18 is additionally arranged between the clamping grooves 14 and the clamping blocks 15, one end of the second spring 18 is fixedly connected with the bottom of the clamping groove 14, the V-shaped dust guard 16 is in closer contact with the surface of the piston rod 3 through the additionally arranged clamping grooves 14, the clamping blocks 15 and the second spring 18, dust on the surface of the piston rod 3 is cleaned and collected through up-down movement of the piston rod 3, dust lamp impurities are prevented from entering the cylinder body 1, sealing gaskets are respectively arranged at the penetrating position of the piston rod 3, the cover plate 4, the dust guard 5 and the baffle plate 20 and the connecting position of the cylinder seat 7 and the cylinder body 1, the sealing performance inside the cylinder body 1 is improved, and the service life of the hydraulic cylinder is prolonged.
The working principle of the device is as follows: firstly, oil is discharged into the cylinder body 1 from the first oil inlet and outlet pipe 12, the reciprocating motion of the piston 2 and the piston rod 3 is pushed, when dust and tiny particles in the air are attached to the surface of the piston rod 3, the dust on the surface can be cleaned and collected by the V-shaped dust guard 16 in the dust guard 5, when the hydraulic oil cylinder finishes working, the baffle 20 above the dust guard 5 is turned off, the clamping block 15 clamped in the clamping groove 14 is taken out, all the V-shaped dust guards 16 are integrally taken out, the dust in the V-shaped dust guard 16 is removed, when the inside of the cylinder body 1 needs to be cleaned or maintained, the second inserted rod 11 is pulled out, the first inserted rod 9 is popped out under the elastic force of the spring, the cylinder seat 7 is detached, and then the inside of the cylinder body 1 is cleaned and maintained.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (6)
1. The utility model provides an interface dust protected hydraulic cylinder, includes cylinder body (1), its characterized in that: the cylinder is characterized in that a piston (2) is arranged in the middle of an inner cavity of a cylinder body (1), a piston rod (3) is fixedly arranged in the middle of the right side of the piston (2), a cover plate (4) is fixedly arranged at the right end of the cylinder body (1), a dustproof device (5) is arranged on the right side of the cover plate (4), the piston rod (3) transversely penetrates through the middles of the cover plate (4) and the dustproof device (5), connecting blocks (6) are welded at the top and the bottom of the left side of the cylinder body (1), a cylinder base (7) is arranged at the left end of the cylinder body (1), slots (8) are formed in corresponding positions of the cylinder base (7) and the connecting blocks (6), a first inserted rod (9) is inserted in each slot (8), an insertion hole (10) is formed in the right portion of the first inserted rod (9), a second inserted rod (11) is longitudinally inserted in each insertion hole (10), a first oil inlet and outlet pipe (12) is arranged on the left side of the top of the cylinder body (1), the oil cylinder is characterized in that a second oil inlet and outlet pipe (13) is installed on the right side of the top of the cylinder body, a clamping groove (14) is formed in the middle of an inner cavity of the dustproof device (5), a clamping block (15) is clamped inside the clamping groove (14), a V-shaped dustproof plate (16) is fixedly connected to the other end of the clamping block (15), and the bottom of the V-shaped dustproof plate (16) is tightly attached to the surface of the piston rod (3).
2. The interface dust-proof hydraulic oil cylinder according to claim 1, characterized in that: first springs (17) are arranged between the first inserting rods (9) and the slots (8), and the right ends of the first springs (17) are fixedly connected with the right side walls of the slots (8).
3. The interface dust-proof hydraulic oil cylinder according to claim 1, characterized in that: the quantity of draw-in groove (14), fixture block (15) and V type dust guard (16) is 6 groups, and all adds between draw-in groove (14) and fixture block (15) and is equipped with second spring (18), the one end of second spring (18) and the bottom fixed connection of draw-in groove (14), the other end and the V type dust guard (16) of fixture block (15) are fixed connection.
4. The interface dust-proof hydraulic oil cylinder according to claim 1, characterized in that: an oil seal gasket (19) is fixedly sleeved in the middle of the piston (2).
5. The interface dust-proof hydraulic oil cylinder according to claim 1, characterized in that: the right part of the dustproof device (5) is screwed with a baffle (20).
6. The interface dust-proof hydraulic oil cylinder according to claim 1, characterized in that: and sealing gaskets are arranged at the penetrating positions of the piston rod (3), the cover plate (4), the dustproof device (5) and the baffle plate (20) and the connecting position of the cylinder seat (7) and the cylinder body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121539180.2U CN215762556U (en) | 2021-07-07 | 2021-07-07 | Interface dust-proof hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121539180.2U CN215762556U (en) | 2021-07-07 | 2021-07-07 | Interface dust-proof hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215762556U true CN215762556U (en) | 2022-02-08 |
Family
ID=80104324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121539180.2U Active CN215762556U (en) | 2021-07-07 | 2021-07-07 | Interface dust-proof hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215762556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116856984A (en) * | 2022-02-23 | 2023-10-10 | 杨柯 | Extendable hydraulic support |
-
2021
- 2021-07-07 CN CN202121539180.2U patent/CN215762556U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116856984A (en) * | 2022-02-23 | 2023-10-10 | 杨柯 | Extendable hydraulic support |
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