CN212177566U - Telescopic anticorrosive structure of hydraulic cylinder - Google Patents
Telescopic anticorrosive structure of hydraulic cylinder Download PDFInfo
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- CN212177566U CN212177566U CN202020560297.8U CN202020560297U CN212177566U CN 212177566 U CN212177566 U CN 212177566U CN 202020560297 U CN202020560297 U CN 202020560297U CN 212177566 U CN212177566 U CN 212177566U
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- corrosion
- sleeve
- telescopic
- anticorrosive
- corrosion prevention
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Abstract
The utility model belongs to the technical field of hydraulic cylinders, in particular to a telescopic anti-corrosion structure of a hydraulic cylinder, which comprises a cylinder body and a telescopic rod, wherein the front end surface of the cylinder body is detachably connected with a connecting flange, the front end surface of the connecting flange is provided with an outer anti-corrosion sleeve, the telescopic rod is positioned in the outer anti-corrosion sleeve, the inner side of the outer anti-corrosion sleeve is provided with an inner anti-corrosion sleeve and a plurality of connecting anti-corrosion sleeves, and the inner anti-corrosion sleeve is fixed; when the telescopic rod of the hydraulic oil cylinder stretches out, the telescopic rod can drive the outer-side anti-corrosion sleeve to move, the outer-side anti-corrosion sleeve can drive the connecting anti-corrosion sleeve to move, the connecting anti-corrosion sleeve and the inner-side anti-corrosion sleeve can be exposed from the outer-side anti-corrosion sleeve, the connecting anti-corrosion sleeve and the inner-side anti-corrosion sleeve can surround the telescopic rod, the telescopic rod can be protected, the influence of the external environment is avoided, the telescopic rod is corroded, and the normal work of.
Description
Technical Field
The utility model relates to a hydraulic cylinder technical field specifically is a telescopic anticorrosive structure of hydraulic cylinder.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and makes linear reciprocating motion, has simple structure and reliable work, can omit a speed reducer when realizing reciprocating motion, has no transmission clearance and moves stably, thereby being widely applied to hydraulic systems of various machines, the output force of the hydraulic cylinder is in direct proportion to the effective area of a piston and the pressure difference between the two sides of the piston, and the hydraulic cylinder basically comprises a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffer device and an exhaust device.
Hydraulic cylinder is when using, provides power through outside hydraulic pressure oil station, make hydraulic cylinder's telescopic link can stretch out and draw back, but hydraulic cylinder's telescopic link exposes when stretching out in the external world, receive external environment or some influence of taking corrosive materials, easily make telescopic link surface corrosion, influence hydraulic cylinder's result of use, can make hydraulic cylinder can't continue normal work when serious, consequently, technical staff in the art provides a telescopic anticorrosive structure of hydraulic cylinder, in order to solve the problem that proposes in the above-mentioned background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a telescopic anticorrosive structure of hydraulic cylinder to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a telescopic anticorrosive structure of hydraulic cylinder, includes cylinder body and telescopic link, the terminal surface can be dismantled before the cylinder body and be connected with flange, the terminal surface is equipped with the anticorrosive cover in the outside before the flange, the telescopic link is located in the anticorrosive cover in the outside, the anticorrosive cover inboard in the outside is equipped with the anticorrosive cover of inboard anticorrosive cover and a plurality of connection, the anticorrosive cover of inboard with the flange spiro union is fixed, inboard anticorrosive cover and a plurality of connect the equal fixedly connected with limiting plate of anticorrosive cover outer wall, the anticorrosive cover in the outside and a plurality of connect the anticorrosive cover inboard and all seted up flexible groove, the limiting plate slides and is in flexible inslot.
As a further aspect of the present invention: the outer side anti-corrosion sleeve is fixed with the telescopic rod in a threaded connection mode through a first bolt.
As a further aspect of the present invention: the inner side anti-corrosion sleeve, the outer side anti-corrosion sleeve and the inner end faces of the plurality of connecting anti-corrosion sleeves are attached to the outer wall of the telescopic rod.
As a further aspect of the present invention: the outer side anti-corrosion sleeve, the inner side anti-corrosion sleeve and the plurality of are fixedly connected with sealing rings on the inner sides of the connecting anti-corrosion sleeves.
As a further aspect of the present invention: two second bolts are arranged on the rear side of the connecting flange, and the inner side anti-corrosion sleeve is fixed with the connecting flange through the second bolts in a threaded connection mode.
As a further aspect of the present invention: two countersunk holes are formed in the end face of the rear side of the connecting flange, and the two second bolts are respectively located in the two countersunk holes.
As a further aspect of the present invention: the outer anti-corrosion sleeve, the inner anti-corrosion sleeve and the connecting anti-corrosion sleeves are made of nylon.
Compared with the prior art, the beneficial effects of the utility model are that:
through being equipped with the anticorrosive cover in the outside hydraulic cylinder's telescopic link, can make the telescopic link when stretching out, the anticorrosive cover in the outside can be driven to the telescopic link and the motion of connecting anticorrosive cover, can make and connect anticorrosive cover and the anticorrosive cover in inboard and expose from the anticorrosive cover in the outside, make the anticorrosive cover in the outside, connect anticorrosive cover and the anticorrosive cover in inboard and can surround the telescopic link, make the telescopic link can receive the protection, avoid receiving external environment's influence, lead to the telescopic link corrosion, influence hydraulic cylinder's normal work, and the anticorrosive cover in the outside, connect anticorrosive cover and inboard anticorrosive cover inboard and all be equipped with the sealing washer, the sealing washer can make the anticorrosive cover in the outside, connect anticorrosive cover, inboard anticorrosive cover closely cooperates with the telescopic link, guarantee the leakproofness of connecting, the anticorrosive effect is improved.
Drawings
FIG. 1 is a schematic structural diagram of a telescopic anticorrosion structure of a hydraulic cylinder;
FIG. 2 is a schematic structural view of the inside of an outer anti-corrosion sleeve in a telescopic anti-corrosion structure of a hydraulic cylinder;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic structural diagram of an inner side anticorrosion sleeve and a connecting anticorrosion sleeve in a telescopic anticorrosion structure of a hydraulic cylinder;
fig. 5 is a schematic diagram of the movement states of the outer anti-corrosion sleeve, the connecting anti-corrosion sleeve and the inner anti-corrosion sleeve in the telescopic anti-corrosion structure of the hydraulic cylinder.
In the figure: 1. a cylinder body; 11. a telescopic rod; 2. a connecting flange; 201. a countersunk hole; 21. an outer anti-corrosion sleeve; 211. a first bolt; 22. an inner side anticorrosion sleeve; 23. connecting an anti-corrosion sleeve; 24. a telescopic groove; 25. a limiting plate; 26. a seal ring; 27. and a second bolt.
Detailed Description
Please refer to fig. 1 ~ 5, in the embodiment of the utility model, a telescopic anticorrosive structure of hydraulic cylinder, including cylinder body 1 and telescopic link 11, the terminal surface can be dismantled before the cylinder body 1 and be connected with flange 2, the terminal surface is equipped with the anticorrosive cover 21 in the outside before flange 2, telescopic link 11 is located the anticorrosive cover 21 in the outside, the anticorrosive cover 21 inboard in the outside is equipped with the anticorrosive cover 22 in inboard and a plurality of connects anticorrosive cover 23, the anticorrosive cover 22 in inboard is fixed with flange 2 spiro union, the anticorrosive cover 23 outer wall equal fixedly connected with limiting plate 25 is connected to the anticorrosive cover 22 in inboard and a plurality of, the anticorrosive cover 23 inboard has all been seted up to the anticorrosive cover 21 in the outside and a plurality of connection, limiting plate 25 slides in telescopic slot 24.
In fig. 1-3: the telescopic rod 11 of the cylinder body 1 extends out, the telescopic rod 11 can drive the outer anticorrosive sleeve 21 to move, the outer anticorrosive sleeve 21 can drive the connecting anticorrosive sleeve 23 and the inner anticorrosive sleeve 22 to move, the limiting plate 25 slides in the telescopic groove 24, so that the connecting anticorrosive sleeve 23 and the inner anticorrosive sleeve 22 are exposed from the inner anticorrosive sleeve 21, the inner anticorrosive sleeve 22 is arranged, the inner end faces of the outer anticorrosive sleeve 21 and the connecting anticorrosive sleeves 23 are attached to the outer wall of the telescopic rod 11, the outer anticorrosive sleeve 21, the connecting anticorrosive sleeve 23 and the inner anticorrosive sleeve 22 can surround the telescopic rod 11, the telescopic rod 11 can be protected, the telescopic rod 11 is prevented from being affected by the external environment, the telescopic rod 11 is rusted, the normal work of a hydraulic oil cylinder is influenced, in the same way, when the telescopic rod 11 retracts, the telescopic rod 11 drives the outer anticorrosive sleeve 21 to move, the outer anticorrosive sleeve 21 can drive the connecting anticorrosive sleeve 23 and, make and connect anticorrosive cover 23 and inboard anticorrosive cover 22 and can contract in anticorrosive cover 21 in the outside, avoid connecting anticorrosive cover 23 and inboard anticorrosive cover 22 and expose at external occupation space, improve anticorrosive cover 21 in the outside, connect the effect that anticorrosive cover 23 and inboard anticorrosive cover 22 used, anticorrosive cover 21 in the outside is fixed with 11 spiro union of telescopic link through first bolt 211, be convenient for fix anticorrosive cover 21 in the outside on telescopic link 11, and be convenient for separate anticorrosive cover 21 in the outside from telescopic link 11, anticorrosive cover 21 in the outside, the anticorrosive cover 23 material is nylon is connected to inboard anticorrosive cover 22 and a plurality of, nylon mechanical strength itself is high, toughness is good, it is corrosion-resistant, very alkali-resistant and most salt solution, still weak acid resistant, machine oil, gasoline, resistant aromatic hydrocarbon compound and general solvent, improve anticorrosive cover 21 in the outside, connect anticorrosive cover 23 and the anticorrosive effect of inboard anticorrosive cover 22.
In FIGS. 4-5: the inner sides of the outer anticorrosive sleeve 21, the inner anticorrosive sleeve 22 and the connecting anticorrosive sleeves 23 are fixedly connected with a sealing ring 26, the sealing ring 26 can enable the outer anticorrosive sleeve 21, the connecting anticorrosive sleeve 23 and the inner anticorrosive sleeve 22 to be tightly matched with the telescopic rod 11, the connection tightness is ensured, the anticorrosive effect is improved, the rear side of the connecting flange 2 is provided with two second bolts 27, the inner anticorrosive sleeve 22 is fixedly connected with the connecting flange 2 through the second bolts 27 in a threaded manner, the rear end face of the connecting flange 2 is provided with two countersunk holes 201, the two second bolts 27 are respectively positioned in the two countersunk holes 201, so that the connecting flange 2 can be installed on the front end face of the cylinder body 1, when the cylinder body is disassembled, only the first bolt 211 needs to be screwed, the limitation on the outer anticorrosive sleeve 21 is removed, the front end face of the cylinder body 1 is detachably connected with the connecting flange 2 through bolts, the connecting flange 2 can be directly disassembled to separate the anticorrosive, the replacement is convenient, and the service life of the outer anti-corrosion sleeve 21, the connecting anti-corrosion sleeve 23 and the inner anti-corrosion sleeve 22 is prolonged.
The utility model discloses a theory of operation is: when the telescopic rod type hydraulic cylinder is used, the telescopic rod 11 of the cylinder body 1 extends out, the telescopic rod 11 can drive the outer anti-corrosion sleeve 21 to move, the outer anti-corrosion sleeve 21 can drive the connecting anti-corrosion sleeve 23 and the inner anti-corrosion sleeve 22 to move, the limiting plate 25 slides in the telescopic groove 24, so that the connecting anti-corrosion sleeve 23 and the inner anti-corrosion sleeve 22 are exposed out of the outer anti-corrosion sleeve 21, the connecting anti-corrosion sleeve 23 and the inner anti-corrosion sleeve 22 can surround the telescopic rod 11, the telescopic rod 11 can be protected, the influence of the external environment is avoided, the telescopic rod 11 is rusted, the normal work of the hydraulic cylinder is influenced, similarly, when the telescopic rod 11 retracts, the telescopic rod 11 drives the outer anti-corrosion sleeve 21 to move, the outer anti-corrosion sleeve 21 can drive the connecting anti-corrosion sleeve 23 and the inner anti-corrosion sleeve 22 to move, the connecting anti-corrosion sleeve 23 and the inner, improve the anticorrosive cover 21 in the outside, connect the effect that anticorrosive cover 23 and the anticorrosive cover 22 in inboard used, and the anticorrosive cover 21 in the outside, connect anticorrosive cover 23 and the anticorrosive cover 22 inboard of inboard and all be equipped with sealing washer 26, sealing washer 26 can make the anticorrosive cover 21 in the outside, connect anticorrosive cover 23, the anticorrosive cover 22 in inboard closely cooperates with telescopic link 11, guarantee the leakproofness of connecting, improve anticorrosive effect, when dismantling, only need twist and move first bolt 211, remove the restriction to the anticorrosive cover 21 in the outside, the terminal surface can be dismantled through the bolt and be connected with flange 2 before the cylinder body 1, directly dismantle flange 2 and can separate anticorrosive structure from cylinder body 1, be convenient for change, improve the anticorrosive cover 21 in the outside, connect the anticorrosive cover 23 and the life-span that the anticorrosive cover 22 in inboard used.
Claims (7)
1. A telescopic anticorrosion structure of a hydraulic oil cylinder comprises a cylinder body (1) and a telescopic rod (11), it is characterized in that the front end surface of the cylinder body (1) is detachably connected with a connecting flange (2), the front end face of the connecting flange (2) is provided with an outer anti-corrosion sleeve (21), the telescopic rod (11) is positioned in the outer anti-corrosion sleeve (21), the inner side of the outer anti-corrosion sleeve (21) is provided with an inner anti-corrosion sleeve (22) and a plurality of connecting anti-corrosion sleeves (23), the inner side anti-corrosion sleeve (22) is fixed with the connecting flange (2) in a threaded manner, the outer walls of the inner side anti-corrosion sleeves (22) and the plurality of connecting anti-corrosion sleeves (23) are fixedly connected with limiting plates (25), anticorrosive cover in outside (21) and a plurality of connect anticorrosive cover (23) inboard and all seted up flexible groove (24), limiting plate (25) slide in flexible groove (24).
2. The telescopic corrosion prevention structure of the hydraulic cylinder according to claim 1, wherein the outer corrosion prevention sleeve (21) is fixed with the telescopic rod (11) through a first bolt (211) in a threaded manner.
3. The telescopic corrosion prevention structure of the hydraulic cylinder according to claim 1, wherein the inner side corrosion prevention sleeve (22), the inner side end faces of the outer side corrosion prevention sleeve (21) and the inner side end faces of the plurality of connecting corrosion prevention sleeves (23) are attached to the outer wall of the telescopic rod (11).
4. The telescopic corrosion prevention structure of the hydraulic cylinder according to claim 1, wherein the outer side corrosion prevention sleeve (21), the inner side corrosion prevention sleeve (22) and the inner sides of the plurality of connecting corrosion prevention sleeves (23) are fixedly connected with seal rings (26).
5. The telescopic corrosion prevention structure of the hydraulic cylinder according to claim 1, wherein two second bolts (27) are arranged on the rear side of the connecting flange (2), and the inner corrosion prevention sleeve (22) is fixed with the connecting flange (2) through the second bolts (27) in a threaded manner.
6. The telescopic corrosion prevention structure of the hydraulic cylinder according to claim 5, wherein two counter bores (201) are formed in the end face of the rear side of the connecting flange (2), and the two second bolts (27) are respectively located in the two counter bores (201).
7. The telescopic corrosion prevention structure of the hydraulic cylinder according to claim 1, wherein the outer corrosion prevention sleeve (21), the inner corrosion prevention sleeve (22) and the plurality of connecting corrosion prevention sleeves (23) are all made of nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020560297.8U CN212177566U (en) | 2020-04-15 | 2020-04-15 | Telescopic anticorrosive structure of hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020560297.8U CN212177566U (en) | 2020-04-15 | 2020-04-15 | Telescopic anticorrosive structure of hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212177566U true CN212177566U (en) | 2020-12-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020560297.8U Withdrawn - After Issue CN212177566U (en) | 2020-04-15 | 2020-04-15 | Telescopic anticorrosive structure of hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212177566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554896A (en) * | 2020-12-23 | 2021-03-26 | 安徽铜都流体科技股份有限公司 | Shield constructs quick-witted pipe connector and uses flexible mechanism |
-
2020
- 2020-04-15 CN CN202020560297.8U patent/CN212177566U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112554896A (en) * | 2020-12-23 | 2021-03-26 | 安徽铜都流体科技股份有限公司 | Shield constructs quick-witted pipe connector and uses flexible mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20201218 Effective date of abandoning: 20220726 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20201218 Effective date of abandoning: 20220726 |