CN204200756U - A kind of oil cylinder of oil-leakage-prevention - Google Patents
A kind of oil cylinder of oil-leakage-prevention Download PDFInfo
- Publication number
- CN204200756U CN204200756U CN201420679883.9U CN201420679883U CN204200756U CN 204200756 U CN204200756 U CN 204200756U CN 201420679883 U CN201420679883 U CN 201420679883U CN 204200756 U CN204200756 U CN 204200756U
- Authority
- CN
- China
- Prior art keywords
- ring
- cylinder body
- master cylinder
- manganese steel
- adapter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Sealing Devices (AREA)
- Diaphragms And Bellows (AREA)
Abstract
A kind of oil cylinder of oil-leakage-prevention, comprise Master cylinder body, the fore-end of Master cylinder body, the inwall of Master cylinder body matches with main plunger, terminal before main plunger, at Master cylinder body front end outer wall, adapter is installed, there is copper packing adapter below, there is O type circle adapter hypomere outer ring, adapter two side is provided with pressure ring, pass through pressure ring, socket head screw, adapter is fixed on Master cylinder body by packing ring, one section, the centre of Master cylinder body studs with one section of guide sleeve at Master cylinder body inwall, guide sleeve inwall matches with main plunger, in the rear of guide sleeve terminal, main plunger outer ring is provided with a circle terylene needled felt seal ring, terylene needled felt seal ring outer ring is provided with clamping sleeve, match with Master cylinder body in clamping sleeve outer ring, in the rear of clamping sleeve terminal, main plunger outer ring is provided with 65 manganese steel stationary ring pads, cementite stationary ring, cementite rotating ring, 65 manganese steel drive sleeve, stainless steel spring, 65 manganese steel collars, bellows.The utility model has and prevents leakage of oil, safe and reliable advantage.
Description
Technical field
The utility model relates to a kind of oil cylinder of oil-leakage-prevention, belongs to mechanical-hydraulic technical field.
Background technique
In hoist technical field, hydraulic system so that its volume is little, lightweight, movement inertia is little, stable movement, long service life, can the advantage such as large-scale stepless speed governing, be more and more employed.Oil cylinder is a core component in hydraulic system, and its function is that hydraulic energy is converted to mechanical energy.Mainly there is following defect in existing structure:
(1), the easy leakage of oil of oil cylinder;
(2), Security is poor, causes accident.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of oil cylinder of oil-leakage-prevention, have and prevent leakage of oil, safe and reliable advantage.
The technical solution of the utility model is: a kind of oil cylinder of oil-leakage-prevention, comprise Master cylinder body, the fore-end of Master cylinder body, the inwall of Master cylinder body matches with main plunger, terminal before main plunger, at Master cylinder body front end outer wall, adapter is installed, there is copper packing adapter below, there is O type circle adapter hypomere outer ring, adapter two side is provided with pressure ring, pass through pressure ring, socket head screw, adapter is fixed on Master cylinder body by packing ring, one section, the centre of Master cylinder body studs with one section of guide sleeve at Master cylinder body inwall, guide sleeve inwall matches with main plunger, in the rear of guide sleeve terminal, main plunger outer ring is provided with a circle terylene needled felt seal ring, terylene needled felt seal ring outer ring is provided with clamping sleeve, match with Master cylinder body in clamping sleeve outer ring, in the rear of clamping sleeve terminal, main plunger outer ring is provided with 65 manganese steel stationary ring pads, cementite stationary ring, cementite rotating ring, 65 manganese steel drive sleeve, stainless steel spring, 65 manganese steel collars, bellows, the front side of bellows is closely provided with cementite rotating ring and cementite stationary ring successively, and the front side outer wall of cementite stationary ring is provided with 65 manganese steel stationary ring pads, the arranged outside of bellows has 65 manganese steel drive sleeve, the rear side of 65 manganese steel drive sleeve is provided with 65 manganese steel collars, and be provided with stainless steel spring between 65 manganese steel drive sleeve and 65 manganese steel collars, the stage casing outer wall of Master cylinder body is provided with nut.
The beneficial effects of the utility model are: a kind of oil cylinder of oil-leakage-prevention disclosed in the utility model, by the first seal arrangement that terylene needled felt seal ring and clamping sleeve form, and the second seal arrangement that cementite stationary ring, cementite rotating ring, bellows etc. form, reach and prevent leakage of oil, safe and reliable advantage.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial enlarged drawing of I part in Fig. 1.
In Fig. 1, Fig. 2,1. packing ring, 2. socket head screw, 3.O type circle, 4. copper packing, 5. takes over, 6. pressure ring, 7. nut, 8. Master cylinder body, 9. main plunger, 10. guide sleeve, 11. terylene needled felt seal rings, 12. clamping sleeves, 13.65 manganese steel stationary ring pads, 14. cementite stationary rings, 15. cementite rotating rings, 16.65 manganese steel drive sleeve, 17. stainless steel springs, 18.65 manganese steel collars, 19. bellowss.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As Fig. 1, shown in Fig. 2, the utility model is a kind of oil cylinder of oil-leakage-prevention, comprise Master cylinder body 8, the fore-end of Master cylinder body 8, the inwall of Master cylinder body 8 matches with main plunger 9, terminal before main plunger 9, at Master cylinder body 8 front end outer wall, adapter 5 is installed, copper packing 4 is had below adapter 5, there is O type circle 3 adapter 5 hypomere outer ring, adapter 5 two side is provided with pressure ring 6, by pressure ring 6, socket head screw 2, adapter 5 is fixed on Master cylinder body 8 by packing ring 1, one section, the centre of Master cylinder body 8 studs with one section of guide sleeve 10 at Master cylinder body 8 inwall, guide sleeve 10 inwall matches with main plunger 9, in the rear of guide sleeve 10 terminal, main plunger 9 outer ring is provided with a circle terylene needled felt seal ring 11, terylene needled felt seal ring 11 outer ring is provided with clamping sleeve 12, match with Master cylinder body 8 in clamping sleeve 12 outer ring, in the rear of clamping sleeve 12 terminal, main plunger 9 outer ring is provided with 65 manganese steel stationary ring pads 13, cementite stationary ring 14, cementite rotating ring 15, 65 manganese steel drive sleeve 16, stainless steel spring 17, 65 manganese steel collars 18, bellows 19, the front side of bellows 19 is closely provided with cementite rotating ring 15 and cementite stationary ring 14 successively, and the front side outer wall of cementite stationary ring 14 is provided with 65 manganese steel stationary ring pads 13, the arranged outside of bellows 19 has 65 manganese steel drive sleeve 16, the rear side of 65 manganese steel drive sleeve 16 is provided with 65 manganese steel collars 18, and be provided with stainless steel spring 17 between 65 manganese steel drive sleeve 16 and 65 manganese steel collars 18.
The utility model in use, because guide sleeve 10 makes main plunger 9 can not rock in Master cylinder body 1, main plunger 9 coordinates with Master cylinder body 8 better, from the lubricant oil that adapter 5 enters, flow to main plunger 9 and Master cylinder body 8 contacting point, by the first seal arrangement that terylene needled felt seal ring 11 and clamping sleeve 12 form, and in the rear of clamping sleeve 12 terminal, main plunger 9 outer ring is provided with 65 manganese steel stationary ring pads 13, cementite stationary ring 14, cementite rotating ring 15, 65 manganese steel drive sleeve 16, stainless steel spring 17, 65 manganese steel collars 18, bellows 19, the front side of bellows 19 is closely provided with cementite rotating ring 15 and cementite stationary ring 14 successively, and the front side outer wall of cementite stationary ring 14 is provided with 65 manganese steel stationary ring pads 13, the arranged outside of bellows 19 has 65 manganese steel drive sleeve 16, the rear side of 65 manganese steel drive sleeve 16 is provided with 65 manganese steel collars 18, and be provided with stainless steel spring 17 between 65 manganese steel drive sleeve 16 and 65 manganese steel collars 18, composition second seal arrangement, play the effect preventing leakage of oil, improve the Security that oil cylinder uses.
As can be seen here, the utility model has and prevents leakage of oil, safe and reliable advantage.
Claims (1)
1. the oil cylinder of an oil-leakage-prevention, comprise Master cylinder body, the fore-end of Master cylinder body, the inwall of Master cylinder body matches with main plunger, terminal before main plunger, at Master cylinder body front end outer wall, adapter is installed, there is copper packing adapter below, there is O type circle adapter hypomere outer ring, adapter two side is provided with pressure ring, pass through pressure ring, socket head screw, adapter is fixed on Master cylinder body by packing ring, one section, the centre of Master cylinder body studs with one section of guide sleeve at Master cylinder body inwall, guide sleeve inwall matches with main plunger, in the rear of guide sleeve terminal, main plunger outer ring is provided with a circle terylene needled felt seal ring, terylene needled felt seal ring outer ring is provided with clamping sleeve, match with Master cylinder body in clamping sleeve outer ring, in the rear of clamping sleeve terminal, main plunger outer ring is provided with 65 manganese steel stationary ring pads, cementite stationary ring, cementite rotating ring, 65 manganese steel drive sleeve, stainless steel spring, 65 manganese steel collars, bellows, the front side of bellows is closely provided with cementite rotating ring and cementite stationary ring successively, and the front side outer wall of cementite stationary ring is provided with 65 manganese steel stationary ring pads, the arranged outside of bellows has 65 manganese steel drive sleeve, the rear side of 65 manganese steel drive sleeve is provided with 65 manganese steel collars, and be provided with stainless steel spring between 65 manganese steel drive sleeve and 65 manganese steel collars, the stage casing outer wall of Master cylinder body is provided with nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679883.9U CN204200756U (en) | 2014-11-04 | 2014-11-04 | A kind of oil cylinder of oil-leakage-prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679883.9U CN204200756U (en) | 2014-11-04 | 2014-11-04 | A kind of oil cylinder of oil-leakage-prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204200756U true CN204200756U (en) | 2015-03-11 |
Family
ID=52658720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420679883.9U Expired - Fee Related CN204200756U (en) | 2014-11-04 | 2014-11-04 | A kind of oil cylinder of oil-leakage-prevention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204200756U (en) |
-
2014
- 2014-11-04 CN CN201420679883.9U patent/CN204200756U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20151104 |
|
| EXPY | Termination of patent right or utility model |