CN213711473U - Firmly-connected hydraulic oil cylinder - Google Patents
Firmly-connected hydraulic oil cylinder Download PDFInfo
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- CN213711473U CN213711473U CN202022431461.8U CN202022431461U CN213711473U CN 213711473 U CN213711473 U CN 213711473U CN 202022431461 U CN202022431461 U CN 202022431461U CN 213711473 U CN213711473 U CN 213711473U
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- Prior art keywords
- ring
- threaded hole
- cylinder barrel
- fixing
- close
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- 239000010720 hydraulic oil Substances 0.000 title abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000000428 dust Substances 0.000 claims description 3
- 230000003373 anti-fouling effect Effects 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 19
- 230000033001 locomotion Effects 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 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
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 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 discloses a hydraulic oil cylinder with firm connection, which comprises a cylinder barrel, wherein the inner surface of the cylinder barrel, which is close to one end of the cylinder barrel, is provided with a dustproof ring, a sealing ring is arranged on the inner surface of the cylinder barrel close to the dustproof ring, an antifouling ring is arranged on the inner surface of the cylinder barrel close to the other end of the cylinder barrel, a piston rod is arranged in the cylinder barrel, a guide ring is arranged on the outer surface of the piston rod close to the end part of the piston rod, the outer surface of the guide ring is provided with a first fixing ring, the top of the first fixing ring is fixedly connected with a first threaded hole, the inner surface of the first threaded hole is connected with a screw rod through a bolt, the end part of the screw rod is connected with a nut through a bolt, a second threaded hole is connected between the nut and the first threaded hole through a bolt, a second fixing ring is fixedly connected at the bottom of the second threaded hole, the side face of the first fixing ring is fixedly connected with a fixing column, so that part of components of the hydraulic oil cylinder are connected more firmly.
Description
Technical Field
The utility model relates to a hydraulic cylinder field especially relates to a firm in connection's hydraulic cylinder.
Background
The hydraulic oil cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and makes linear reciprocating motion (or swinging motion). 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 current hydraulic cylinder still has some drawbacks, and guide ring and piston rod direct contact when hydraulic cylinder carries out work, can wear and tear the guide ring incessantly to make and produce the clearance between guide ring and the piston rod, make hydraulic cylinder's partial part insecure, straighten and can directly influence hydraulic cylinder's work, for this reason, we have provided a firm in connection's hydraulic cylinder.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a firm in connection's hydraulic cylinder for hydraulic cylinder's structure is more firm.
In order to solve the technical problem, the utility model provides a following technical scheme: a hydraulic oil cylinder with firm connection comprises a cylinder barrel, wherein a dustproof ring is arranged on the inner surface, close to one end of the cylinder barrel, a sealing ring is arranged on the inner surface, close to the dustproof ring, of the cylinder barrel, an antifouling ring is arranged on the inner surface, close to the other end of the cylinder barrel, a piston rod is arranged inside the cylinder barrel, a guide ring is arranged on the outer surface, close to the end portion of the piston rod, a first fixing ring is arranged on the outer surface of the guide ring, the top of the first fixing ring is fixedly connected with a first threaded hole, a screw rod is connected with the inner surface of the first threaded hole through a bolt, the end portion of the screw rod is connected with a nut, a second threaded hole is connected between the nut and the first threaded hole through, the outer surface of the cylinder barrel close to the end of the cylinder barrel is provided with a fixed pipe, the outer surface of the fixed pipe is provided with a threaded hole IV, and the outer surface of the fixed pipe is provided with a vacuum pipe.
As an optimized technical scheme of the utility model, the internal surface that is close to its one end in the cylinder is provided with the buffering ring, the size of buffering ring and the big or small looks adaptation of piston rod.
As a preferred technical scheme of the utility model, the quantity of screw hole one is two, two screw hole one uses first solid fixed ring's vertical central line to arrange as the axial symmetry.
As a preferred technical scheme of the utility model, the internal surface of screw hole three is connected with the internal surface bolted connection of screw hole four, the size of screw hole three is the same with the size of screw hole four.
As an optimal technical scheme of the utility model, the quantity of fixed pipe is two, two fixed pipe uses the circumference center of cylinder to arrange as the axial symmetry.
As a preferred technical scheme of the utility model, first solid fixed ring is the same with the solid fixed ring's of second size, the internal surface looks adaptation between the size of guide ring and the solid fixed ring of first solid fixed ring and second.
As a preferred technical scheme of the utility model, the quantity of screw hole four is a plurality of, a plurality of four align to grid of screw hole are at the surface of fixed pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through setting up first solid fixed ring and the solid fixed ring of second for first solid fixed ring and the solid fixed ring of second carry on spacingly and fasten to the guide ring, when the guide ring degree of wear surpassed one regularly, fasten first solid fixed ring and the solid fixed ring of second through screw rod and nut, closely laminate guide ring and piston rod, reduced because the hydraulic cylinder that the clearance between guide ring and the piston rod leads to is unstable or inoperative problem in work.
2. Through setting up fixed pipe and vacuum tube for the compactness that resumes hydraulic cylinder after fastening is accomplished at every turn makes the hydro-cylinder keep vacuum state, also makes the stability and the accuracy nature of whole device improve, improves the usability of whole device.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a connection structure diagram of the fixing tube of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is a connection structure diagram of the first fixing ring of the present invention.
In the figure: 1. a cylinder barrel; 2. a dust ring; 3. a seal ring; 4. an antifouling ring; 5. a piston rod; 6. a guide ring; 7. a first retaining ring; 8. a first threaded hole; 9. a screw; 10. a nut; 11. a second threaded hole; 12. a second retaining ring; 13. fixing a column; 14. a third threaded hole; 15. a fixed tube; 16. a fourth threaded hole; 17. a vacuum tube.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the utility model provides a firm-connection hydraulic cylinder, which comprises a cylinder barrel 1, a dustproof ring 2 is arranged on the inner surface of the cylinder barrel 1 near one end thereof, a sealing ring 3 is arranged on the inner surface of the cylinder barrel 1 near the dustproof ring 2 near the other end thereof, an antifouling ring 4 is arranged on the inner surface of the cylinder barrel 1 near the other end thereof, a piston rod 5 is arranged inside the cylinder barrel 1, a guide ring 6 is arranged on the outer surface of the piston rod 5 near the end thereof, a first fixing ring 7 is arranged on the outer surface of the guide ring 6, a threaded hole I8 is fixedly connected with the top of the first fixing ring 7, a screw rod 9 is bolted on the inner surface of the threaded hole I8, a nut 10 is bolted on the end of the screw rod 9, a threaded hole II 11 is bolted between the nut 10 and the threaded hole I8, a second fixing, the outer surface of the fixing column 13 is provided with a threaded hole III 14, the outer surface of the cylinder barrel 1 close to the end part of the cylinder barrel is provided with a fixing tube 15, the outer surface of the fixing tube 15 is provided with a threaded hole IV 16, and the outer surface of the fixing tube 15 is provided with a vacuum tube 17.
Fix first solid fixed ring 7 and the solid fixed ring 12 of second to guide ring 6 through screw rod 9 and nut 10 and fasten, maintain the in close contact with of guide ring 6 and piston rod 5, and simultaneously, when the guide ring 6 degree of wear exceeded a timing, fasten first solid fixed ring 7 and the solid fixed ring 12 of second through screw rod 9 and nut 10, closely laminate guide ring 6 and piston rod 5, the hydraulic cylinder that leads to because of the clearance between guide ring 6 and the piston rod 5 is unstable or inoperative problem in work has been reduced, rethread fixed column 13 and the bolted connection between the fixed pipe 15, make first solid fixed ring 7 and the solid fixed ring 12 of second firmly fix on cylinder 1, do further restriction with guide ring 6, make the inside of cylinder 1 resume vacuum state through vacuum tube 17 simultaneously, make the practicality of whole device improve.
In this embodiment, the inner surface of the cylinder barrel 1 near one end thereof is provided with a buffer ring, and the size of the buffer ring is matched with the size of the piston rod 5.
The cylinder barrel 1 is provided with a buffer ring, so that impact damage to the cylinder barrel 1 caused by the piston rod 5 during piston movement is reduced.
In this embodiment, the number of the first threaded holes 8 is two, and the two first threaded holes 8 are arranged in axial symmetry with the vertical center line of the first fixing ring 7.
Through the screw hole 8 that sets up for two screw holes 8 are fixed inseparabler with first solid fixed ring 7 with second solid fixed ring 12.
In this embodiment, the inner surface of the third threaded hole 14 is bolted to the inner surface of the fourth threaded hole 16, and the size of the third threaded hole 14 is the same as the size of the fourth threaded hole 16.
Through the threaded hole three 14, when the threaded hole three 14 is connected with the threaded hole four 16 through a bolt, the guide ring 6 can be further limited and fixed.
In this embodiment, the number of the fixed pipes 15 is two, and the two fixed pipes 15 are arranged axisymmetrically with the circumferential center of the cylinder 1.
The first fixing ring 7 and the second fixing ring 12 are fixed by the fixing tube 15.
In this embodiment, the first fixing ring 7 and the second fixing ring 12 have the same size, and the guide ring 6 is matched with the inner surface between the first fixing ring 7 and the second fixing ring 12.
Through the first fixing ring 7 and the second fixing ring 12, the guide ring 6 can be fastened in time when being worn, and the normal use of the hydraulic oil cylinder is not influenced.
In this embodiment, the number of the threaded holes four 16 is several, and the threaded holes four 16 are uniformly arranged on the outer surface of the fixed tube 15.
Through the threaded hole four 16, the first fixing ring 7 and the second fixing ring 12 can be fixed on the guide ring 6 for multiple times, and the service life of the guide ring 6 is prolonged.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a firm in connection's hydraulic cylinder, includes cylinder (1), its characterized in that: a dust ring (2) is arranged on the inner surface, close to one end of the cylinder barrel (1), a sealing ring (3) is arranged on the inner surface, close to the dust ring (2), of the cylinder barrel (1), a dirt-proof ring (4) is arranged on the inner surface, close to the other end of the cylinder barrel (1), a piston rod (5) is arranged inside the cylinder barrel (1), a guide ring (6) is arranged on the outer surface, close to the end of the piston rod (5), a first fixing ring (7) is arranged on the outer surface of the guide ring (6), a first threaded hole (8) is fixedly connected to the top of the first fixing ring (7), a screw rod (9) is bolted to the inner surface of the first threaded hole (8), a nut (10) is bolted to the end of the screw rod (9), and a, the bottom of the second threaded hole (11) is fixedly connected with a second fixing ring (12), the side face of the first fixing ring (7) is fixedly connected with a fixing column (13), the outer surface of the fixing column (13) is provided with a third threaded hole (14), the outer surface, close to the end portion of the cylinder barrel (1), of the cylinder barrel is provided with a fixing pipe (15), the outer surface of the fixing pipe (15) is provided with a fourth threaded hole (16), and the outer surface of the fixing pipe (15) is provided with a vacuum pipe (17).
2. A securely connected hydraulic ram according to claim 1 wherein: the inner surface of the cylinder barrel (1) close to one end of the cylinder barrel is provided with a buffer ring, and the size of the buffer ring is matched with that of the piston rod (5).
3. A securely connected hydraulic ram according to claim 1 wherein: the number of the first threaded holes (8) is two, and the first threaded holes (8) are arranged in an axisymmetrical mode by using the vertical central line of the first fixing ring (7).
4. A securely connected hydraulic ram according to claim 1 wherein: the inner surface of the third threaded hole (14) is in bolt connection with the inner surface of the fourth threaded hole (16), and the size of the third threaded hole (14) is the same as that of the fourth threaded hole (16).
5. A securely connected hydraulic ram according to claim 1 wherein: the number of the fixed pipes (15) is two, and the two fixed pipes (15) are arranged in an axisymmetric manner by taking the circumferential center of the cylinder barrel (1) as an axis.
6. A securely connected hydraulic ram according to claim 1 wherein: the size of the first fixing ring (7) is the same as that of the second fixing ring (12), and the size of the guide ring (6) is matched with the inner surface between the first fixing ring (7) and the second fixing ring (12).
7. A securely connected hydraulic ram according to claim 1 wherein: the number of the threaded holes four (16) is a plurality, and the threaded holes four (16) are uniformly arranged on the outer surface of the fixed pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431461.8U CN213711473U (en) | 2020-10-28 | 2020-10-28 | Firmly-connected hydraulic oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022431461.8U CN213711473U (en) | 2020-10-28 | 2020-10-28 | Firmly-connected hydraulic oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213711473U true CN213711473U (en) | 2021-07-16 |
Family
ID=76800760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022431461.8U Active CN213711473U (en) | 2020-10-28 | 2020-10-28 | Firmly-connected hydraulic oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213711473U (en) |
-
2020
- 2020-10-28 CN CN202022431461.8U patent/CN213711473U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240508 Address after: No. 6 Kelin Road, Wujian Town, Jiangdu District, Yangzhou City, Jiangsu Province, 225000 Patentee after: Yangzhou Guangguang Intelligent Equipment Co.,Ltd. Country or region after: China Address before: 225200 Wujian Industrial Park, Jiangdu District, Yangzhou City, Jiangsu Province Patentee before: Yangzhou Zhenghao Hydraulic Machinery Equipment Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |