CN220337181U - Hydraulic cylinder sleeve assembly with protection mechanism - Google Patents
Hydraulic cylinder sleeve assembly with protection mechanism Download PDFInfo
- Publication number
- CN220337181U CN220337181U CN202321444926.0U CN202321444926U CN220337181U CN 220337181 U CN220337181 U CN 220337181U CN 202321444926 U CN202321444926 U CN 202321444926U CN 220337181 U CN220337181 U CN 220337181U
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- hydraulic cylinder
- cover
- piston rod
- protective cover
- connector
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- 230000004224 protection Effects 0.000 title claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 230000001681 protective effect Effects 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 241000251468 Actinopterygii Species 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
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Abstract
The utility model relates to the field of hydraulic cylinder protection, in particular to a hydraulic cylinder sleeve assembly with a protection mechanism, which has the technical scheme that: the hydraulic cylinder comprises a hydraulic cylinder and an end cover, wherein the end cover is connected to one end of the hydraulic cylinder, a piston rod is arranged at one end of the hydraulic cylinder, which is close to the end cover, in a central transmission manner, a connector is fixedly arranged at one end of the piston rod, a sealing sleeve is sleeved outside the connector, and the lower end of the sealing sleeve is connected with a protective cover, and the hydraulic cylinder has the beneficial effects that: when the piston rod drives the connector to move in a telescopic mode, the sealing sleeve drives the protective cover to move synchronously, when the piston rod is in an extending state, the protective cover is protected outside the piston rod along with the movement of the sealing sleeve, collision and abrasion of other objects to the piston rod are prevented, when the piston rod is in a retracting and collecting state, the protective cover is protected outside the hydraulic cylinder, and the sealing sleeve is sleeved outside the end cover.
Description
Technical Field
The utility model relates to the field of hydraulic cylinder protection, in particular to a hydraulic cylinder sleeve assembly with a protection mechanism.
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.
At present, a hydraulic cylinder can be equipped on a plurality of processing devices in the prior art, when the hydraulic cylinder is used on the processing devices, the piston rod of a movable end is utilized for telescopic adjustment, when the piston rod is in an extending state, most of the piston rods can be directly exposed, when hard objects such as metal chips or broken stones in the processing devices splash outwards, collision impact is easily caused on the piston rods, the piston rods are damaged, and when the piston rods are in a retracting state, if the piston rods lack of a protective structure with the movable ends of the hydraulic cylinders, dust easily enters the hydraulic cylinders from gaps of the movable ends of the piston rods, and the subsequent use of the hydraulic cylinders is influenced.
Therefore, it is necessary to invent a hydraulic cylinder sleeve assembly with a protection mechanism.
Disclosure of Invention
The present utility model is directed to solving the problems set forth in the background art.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a pneumatic cylinder sleeve assembly with protection machanism, includes pneumatic cylinder and end cover, the one end at the pneumatic cylinder is connected to the end cover, the one end central transmission that is close to the end cover of pneumatic cylinder is provided with the piston rod, the one end fixed mounting of piston rod has the connector, the outside cover of connector has the seal cover, the seal cover lower extreme is connected with the protection casing, the protection casing is located the pneumatic cylinder outside.
Based on the above characteristics: when the connector stretches out and draws back the removal, the seal cover will drive protection casing synchronous motion, and when the piston rod was for stretching out the state, the protection casing will be at the outside protection of piston rod, and when the piston rod was for retracting and packing up the state, the protection casing will be at the outside protection of pneumatic cylinder, and the seal cover then overlaps the outside of establishing at the end cover, protects the junction of piston rod and pneumatic cylinder.
Preferably, limit sliding grooves are symmetrically formed in the outer wall surface of the hydraulic cylinder, and oil filling holes are formed in one side of the upper end of the hydraulic cylinder.
Based on the above characteristics: the oil can be injected into the hydraulic cylinder through the oil injection hole, and the limiting sliding groove can guide and limit the protective cover when the protective cover moves.
Preferably, the surface of the connector is provided with a threaded hole, one end of the connector, which is far away from the piston rod, is provided with a fish eye ring, and the inner side of the threaded hole is movably connected with an anti-falling rod.
Based on the above characteristics: the anti-drop rod is inserted into the threaded hole from the outer end of the sealing sleeve to be fixed, so that the sealing sleeve is fixed outside the connector and cannot be loosened and separated.
Preferably, the two sides of one end of the anti-drop rod are symmetrically provided with convex blocks, and the surface of the other end of the anti-drop rod is provided with external threads.
Based on the above characteristics: the one end that anticreep pole has the external screw thread inserts the inside locking of screw hole and fixes, and the lug can be spacing to the anticreep pole, makes the anticreep pole can not insert too much, and operating personnel can insert and break away from the screw hole through lug rotation anticreep pole in the outer end simultaneously.
Preferably, the surface of seal cover has seted up the perforation, the centre bore has been seted up at the center of seal cover, annular structure's positioning slot has been seted up to the bottom surface of seal cover, be provided with the rubber seal between centre bore and the positioning slot and fill up.
Based on the above characteristics: the sealing sleeve is sleeved outside the connector by utilizing the central hole, and then the position of the sealing sleeve is adjusted to align the perforation formed on the surface with the threaded hole, so that the anti-drop rod is conveniently inserted and fixed.
Preferably, a guide groove is formed in one side of the protective cover, limit sliding blocks are symmetrically arranged on the inner wall of the lower end of the protective cover, the limit sliding blocks are in sliding connection with the limit sliding grooves, and a positioning inserting plate is fixedly arranged at the upper end of the protective cover.
Based on the above characteristics: the protective cover is inserted into the positioning slot by the positioning inserting plate, so that the protective cover and the sealing sleeve are integrally connected, and when the protective cover stretches out and draws back at the outer end of the hydraulic cylinder, the limiting sliding block is connected to the inner side of the limiting sliding groove in a sliding manner, so that the protective cover keeps moving vertically.
Preferably, a positioning hole is formed in the surface of the positioning plugboard, and the aperture of the positioning hole, the aperture of the perforation and the aperture of the threaded hole are the same.
Based on the above characteristics: the anti-drop rod conveniently passes through the perforation, the positioning hole and the threaded hole from the outer end of the sealing sleeve, so that the anti-drop rod is locked and fixed with the threaded hole by using the external thread at one end.
The beneficial effects of the utility model are as follows:
1. can protect pneumatic cylinder and piston rod, when the piston rod drives connector concertina movement, the seal cover will drive protection casing synchronous motion, when the piston rod is the state of stretching out, the protection casing will be along with the seal cover removal at the outside protection of piston rod, prevent that other objects from causing collision wear to the piston rod, when the piston rod is for retracting and packing up the state, the protection casing will be at the outside protection of pneumatic cylinder, and the seal cover then overlaps the outside of establishing at the end cover this moment, make rubber seal pad can laminate and seal the junction of pneumatic cylinder and piston rod at the surface of end cover, prevent that the dust from getting into inside the pneumatic cylinder from the gap of two, improve holistic protection effect.
2. The sealing sleeve and the protective cover are movably disassembled and assembled, when the sealing sleeve is connected with the protective cover, the protective cover is inserted into the positioning slot by using the positioning plugboard at the upper end, so that the protective cover is integrally connected with the sealing sleeve, the position of the sealing sleeve is adjusted, the perforation formed on the surface is aligned with the threaded hole and the positioning hole, and then the anti-drop rod is inserted, so that the external thread at one end of the anti-drop rod is fixedly locked with the threaded hole, and when the anti-drop rod is required to be disassembled, the anti-drop rod is also required to be disassembled, and the anti-drop rod is simple and convenient.
Drawings
FIG. 1 is a diagram showing the separation of a cylinder and a hood of a cylinder-sleeve assembly with a protection mechanism according to the present utility model;
FIG. 2 is a drawing showing a retraction state of a hydraulic cylinder sleeve assembly with a protection mechanism according to the present utility model;
FIG. 3 is an extended state diagram of a cylinder sleeve assembly with a protection mechanism according to the present utility model;
fig. 4 is a cross-sectional view of a sealing sleeve and a protective cover of a hydraulic cylinder sleeve assembly with a protective mechanism.
In the figure: 1. a hydraulic cylinder; 11. limiting sliding grooves; 12. an oil filling hole; 2. an end cap; 3. a piston rod; 4. a connector; 41. a threaded hole; 42. a fish eye ring; 43. an anti-drop rod; 431. a bump; 432. an external thread; 5. sealing sleeve; 51. perforating; 52. a central bore; 53. positioning the slot; 54. a rubber gasket; 6. a protective cover; 61. a guide groove; 62. a limit sliding block; 63. positioning the plugboard; 631. and positioning holes.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Referring to fig. 1-4, the hydraulic cylinder sleeve assembly with the protection mechanism provided by the utility model comprises a hydraulic cylinder 1 and an end cover 2, wherein the end cover 2 is connected to one end of the hydraulic cylinder 1, a piston rod 3 is arranged at the center of one end of the hydraulic cylinder 1, which is close to the end cover 2, in a transmission manner, one end of the piston rod 3 is fixedly provided with a connector 4, the outside of the connector 4 is sleeved with a sealing sleeve 5, the lower end of the sealing sleeve 5 is connected with a protection cover 6, and the protection cover 6 is positioned outside the hydraulic cylinder 1.
The hydraulic cylinder 1 drives the connector 4 to move in a telescopic way through the piston rod 3, the sealing sleeve 5 is connected to the connector 4, when the connector 4 moves in a telescopic way, the sealing sleeve 5 drives the protective cover 6 to move synchronously, when the piston rod 3 is in an extending state, the protective cover 6 is protected outside the piston rod 3, when the piston rod 3 is in a retracting and stowing state, the protective cover 6 is protected outside the hydraulic cylinder 1, and the sealing sleeve 5 is sleeved outside the end cover 2 to protect the joint of the piston rod 3 and the hydraulic cylinder 1.
Further, limiting sliding grooves 11 are symmetrically formed in the outer wall surface of the hydraulic cylinder 1, and oil filling holes 12 are formed in one side of the upper end of the hydraulic cylinder 1.
Oil can be injected into the hydraulic cylinder 1 through the oil injection hole 12, and the limiting chute 11 can guide and limit the protective cover 6 when the protective cover moves.
Further, a threaded hole 41 is formed in the surface of the connector 4, a fish eye 42 is mounted at one end, far away from the piston rod 3, of the connector 4, and an anti-falling rod 43 is movably connected to the inner side of the threaded hole 41.
The anti-drop rod 43 is inserted into the threaded hole 41 from the outer end of the sealing sleeve 5 to be fixed, so that the sealing sleeve 5 is fixed outside the connector 4 without loosening and separation.
Further, two sides of one end of the anti-falling rod 43 are symmetrically provided with protrusions 431, and the other end surface of the anti-falling rod 43 is provided with external threads 432.
One end of the anti-falling rod 43 with the external thread 432 is inserted into the threaded hole 41 for locking and fixing, the protruding block 431 can limit the anti-falling rod 43, so that the anti-falling rod 43 cannot be excessively inserted, and meanwhile, an operator can rotate the anti-falling rod 43 at the external end through the protruding block 431 to insert into and separate from the threaded hole 41.
Further, a through hole 51 is formed in the surface of the sealing sleeve 5, a central hole 52 is formed in the center of the sealing sleeve 5, a positioning slot 53 of an annular structure is formed in the bottom surface of the sealing sleeve 5, and a rubber sealing gasket 54 is arranged between the central hole 52 and the positioning slot 53.
The seal cover 5 is sleeved outside the connector 4 by utilizing the central hole 52, then the position of the seal cover 5 is adjusted, the perforated holes 51 formed in the surface are aligned with the threaded holes 41, the anti-drop rod 43 is conveniently inserted and fixed with the perforated holes and the threaded holes, when the piston rod 3 drives the connector 4 and the seal cover 5 to descend, the rubber sealing gasket 54 can be attached to the surface of the end cover 2 to seal the joint of the hydraulic cylinder 1 and the piston rod 3, and dust is prevented from entering the hydraulic cylinder 1 from the gap of the two.
Further, a guiding groove 61 is formed in one side of the protection cover 6, limit sliding blocks 62 are symmetrically mounted on the inner wall of the lower end of the protection cover 6, the limit sliding blocks 62 are slidably connected with the limit sliding grooves 11, and a positioning insertion plate 63 is fixedly mounted at the upper end of the protection cover 6.
The protection casing 6 utilizes the locating plugboard 63 to peg graft inside the locating slot 53, makes protection casing 6 and seal cover 5 be connected as a whole, and when protection casing 6 is at the flexible removal of pneumatic cylinder 1 outer end, spacing slider 62 will sliding connection in spacing spout 11 inboard, makes protection casing 6 keep moving perpendicularly, and guide slot 61 can expose oil filler point 12 simultaneously, can not make protection casing 6 shelter from oil filler point 12 when pneumatic cylinder 1 outer end.
Further, a positioning hole 631 is formed on the surface of the positioning insert 63, and the positioning hole 631, the through hole 51 and the threaded hole 41 have the same aperture.
The anti-drop rod 43 conveniently penetrates through the perforation 51, the positioning hole 631 and the threaded hole 41 from the outer end of the sealing sleeve 5, so that the anti-drop rod 43 is locked and fixed with the threaded hole 41 by the external thread 432 at one end.
The application process of the utility model is as follows: the protection cover 6 is inserted into the positioning slot 53 by the positioning insertion plate 63, so that the protection cover 6 and the sealing sleeve 5 are connected into a whole, at this time, the protection cover 6 is positioned at the outer end of the hydraulic cylinder 1, then the sealing sleeve 5 is sleeved outside the connector 4 by the central hole 52, then the position of the sealing sleeve 5 is adjusted, the through hole 51 formed on the surface is aligned with the threaded hole 41, meanwhile, the positioning hole 631 on the positioning insertion plate 63 is aligned with the through hole 51 and the threaded hole 41, and finally the anti-falling rod 43 is inserted, so that the external thread 432 at one end of the anti-falling rod is locked and fixed with the threaded hole 41.
The above description is of the preferred embodiments of the present utility model, and any person skilled in the art may modify the present utility model or make modifications to the present utility model with the technical solutions described above. Therefore, any simple modification or equivalent made according to the technical solution of the present utility model falls within the scope of the protection claimed by the present utility model.
Claims (7)
1. The utility model provides a pneumatic cylinder sleeve assembly with protection machanism, includes pneumatic cylinder (1) and end cover (2), end cover (2) connect the one end at pneumatic cylinder (1), its characterized in that: the hydraulic cylinder is characterized in that a piston rod (3) is arranged at one end of the hydraulic cylinder (1) close to the center of the end cover (2) in a transmission mode, a connector (4) is fixedly arranged at one end of the piston rod (3), a sealing sleeve (5) is sleeved outside the connector (4), a protective cover (6) is connected to the lower end of the sealing sleeve (5), and the protective cover (6) is located outside the hydraulic cylinder (1).
2. The hydraulic cylinder sleeve assembly with protection mechanism of claim 1 wherein: limiting sliding grooves (11) are symmetrically formed in the outer wall surface of the hydraulic cylinder (1), and oil filling holes (12) are formed in one side of the upper end of the hydraulic cylinder (1).
3. The hydraulic cylinder sleeve assembly with protection mechanism of claim 1 wherein: threaded holes (41) are formed in the surface of the connector (4), a fish eye ring (42) is arranged at one end, far away from the piston rod (3), of the connector (4), and an anti-falling rod (43) is movably connected to the inner side of the threaded holes (41).
4. A hydraulic cylinder sleeve assembly having a guard mechanism as claimed in claim 3 wherein: the anti-falling rod (43) is characterized in that protruding blocks (431) are symmetrically arranged on two sides of one end of the anti-falling rod (43), and external threads (432) are formed on the surface of the other end of the anti-falling rod (43).
5. The hydraulic cylinder sleeve assembly with protection mechanism of claim 1 wherein: perforation (51) have been seted up on the surface of seal cover (5), centre bore (52) have been seted up at the center of seal cover (5), annular structure's positioning slot (53) have been seted up to the bottom surface of seal cover (5), be provided with rubber seal pad (54) between centre bore (52) and positioning slot (53).
6. The hydraulic cylinder sleeve assembly with protection mechanism of claim 1 wherein: guide slots (61) are formed in one side of the protective cover (6), limit sliding blocks (62) are symmetrically arranged on the inner wall of the lower end of the protective cover (6), the limit sliding blocks (62) are in sliding connection with the limit sliding grooves (11), and positioning inserting plates (63) are fixedly arranged at the upper end of the protective cover (6).
7. The hydraulic cylinder sleeve assembly with protection mechanism of claim 6 wherein: and a positioning hole (631) is formed in the surface of the positioning plugboard (63), and the apertures of the positioning hole (631), the perforation (51) and the threaded hole (41) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321444926.0U CN220337181U (en) | 2023-06-08 | 2023-06-08 | Hydraulic cylinder sleeve assembly with protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321444926.0U CN220337181U (en) | 2023-06-08 | 2023-06-08 | Hydraulic cylinder sleeve assembly with protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220337181U true CN220337181U (en) | 2024-01-12 |
Family
ID=89448694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321444926.0U Active CN220337181U (en) | 2023-06-08 | 2023-06-08 | Hydraulic cylinder sleeve assembly with protection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220337181U (en) |
-
2023
- 2023-06-08 CN CN202321444926.0U patent/CN220337181U/en active Active
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| GR01 | Patent grant |