CN204201075U - A kind of oil-leakage-prevention oil cylinder with mechanical seal device - Google Patents
A kind of oil-leakage-prevention oil cylinder with mechanical seal device Download PDFInfo
- Publication number
- CN204201075U CN204201075U CN201420691555.0U CN201420691555U CN204201075U CN 204201075 U CN204201075 U CN 204201075U CN 201420691555 U CN201420691555 U CN 201420691555U CN 204201075 U CN204201075 U CN 204201075U
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- Prior art keywords
- ring
- cylinder body
- master cylinder
- stainless steel
- adapter
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- 229920004933 Terylene® Polymers 0.000 claims abstract description 11
- 239000005020 polyethylene terephthalate Substances 0.000 claims abstract description 11
- 238000012856 packing Methods 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 239000010949 copper Substances 0.000 claims abstract description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 53
- 239000010935 stainless steel Substances 0.000 claims description 53
- 239000003921 oil Substances 0.000 claims description 16
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 14
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 14
- 229910000617 Mangalloy Inorganic materials 0.000 claims description 9
- 239000004809 Teflon Substances 0.000 claims description 9
- 229920006362 Teflon® Polymers 0.000 claims description 9
- KVNRLNFWIYMESJ-UHFFFAOYSA-N butyronitrile Chemical compound CCCC#N KVNRLNFWIYMESJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Sealing Devices (AREA)
Abstract
A kind of oil-leakage-prevention oil cylinder with mechanical seal device, comprise Master cylinder body, it is characterized in that: 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, 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 stationary ring, stationary ring O type circle, rotating ring, rotating ring O type circle, spring seat, drive sleeve, screw is followed closely, jump ring, flange plate, spring.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-leakage-prevention oil cylinder with mechanical seal device, 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-leakage-prevention oil cylinder with mechanical seal device, have and prevent leakage of oil, safe and reliable advantage.
The technical solution of the utility model is: a kind of oil-leakage-prevention oil cylinder with mechanical seal device, comprise Master cylinder body, it is characterized in that: 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 silicon carbide stationary ring, stationary ring butyronitrile O type circle, stainless steel rotating ring, rotating ring O type circle, stainless steel spring seat, stainless steel drive sleeve, screw is followed closely, stainless steel jump ring, teflon flange plate, 65 manganese steel springs, described stainless steel drive sleeve two ends are provided with stainless steel jump ring, stainless steel drive sleeve two bottom sides is provided with stainless steel spring seat, outside stainless steel spring seat, rotating ring O type circle is provided with stainless steel rotating ring, outside stainless steel rotating ring, stationary ring butyronitrile O type circle is provided with silicon carbide stationary ring, screw nail and multiple 65 manganese steel springs are provided with in stainless steel drive sleeve, silicon carbide stationary ring table top is fixed by teflon flange plate.
The beneficial effects of the utility model are: a kind of oil-leakage-prevention oil cylinder with mechanical seal device 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 of the composition such as silicon carbide stationary ring, stainless steel rotating ring, 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 part A in Fig. 1.
Fig. 3 is the partial enlarged drawing of part B in Fig. 1.
In Fig. 1, Fig. 2, Fig. 3,1. 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. silicon carbide stationary rings, 14. stationary ring butyronitrile O type circles, 15. stainless steel rotating rings, 16. rotating ring O type circles, 17. stainless steel spring seats, 18. stainless steel drive sleeve, 19. screw nails, 20. stainless steel jump rings, 21. teflon flange plates, 22.65 manganese steel springs.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As Fig. 1, Fig. 2, shown in Fig. 3, the utility model is a kind of oil-leakage-prevention oil cylinder with mechanical seal device, comprise Master cylinder body 8, it is characterized in that: 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 silicon carbide stationary ring 13, stationary ring butyronitrile O type circle 14, stainless steel rotating ring 15, rotating ring O type circle 16, stainless steel spring seat 17, stainless steel drive sleeve 18, screw nail 19, stainless steel jump ring 20, teflon flange plate 21, 65 manganese steel springs 22, described stainless steel drive sleeve 18 two ends are provided with stainless steel jump ring 20, stainless steel drive sleeve 18 two bottom sides is provided with stainless steel spring seat 17, outside stainless steel spring seat 17, rotating ring O type circle 16 is provided with stainless steel rotating ring 15, outside stainless steel rotating ring 15, stationary ring butyronitrile O type circle 14 is provided with silicon carbide stationary ring 13, screw nail 19 and multiple 65 manganese steel springs 22 are provided with in stainless steel drive sleeve 18, silicon carbide stationary ring 13 table top is fixed by teflon flange plate 21.
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 silicon carbide stationary ring 13, stationary ring butyronitrile O type circle 14, stainless steel rotating ring 15, rotating ring O type circle 16, stainless steel spring seat 17, stainless steel drive sleeve 18, screw nail 19, stainless steel jump ring 20, teflon flange plate 21, 65 manganese steel springs 22, stainless steel drive sleeve 18 two ends are provided with stainless steel jump ring 20, stainless steel drive sleeve 18 two bottom sides is provided with stainless steel spring seat 17, outside stainless steel spring seat 17, rotating ring O type circle 16 is provided with stainless steel rotating ring 15, outside stainless steel rotating ring 15, stationary ring butyronitrile O type circle 14 is provided with silicon carbide stationary ring 13, screw nail 19 and multiple 65 manganese steel springs 22 are provided with in stainless steel drive sleeve 18, silicon carbide stationary ring 13 table top is fixed by teflon flange plate 21, 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-leakage-prevention oil cylinder with mechanical seal device, comprise Master cylinder body, it is characterized in that: 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 silicon carbide stationary ring, stationary ring butyronitrile O type circle, stainless steel rotating ring, rotating ring O type circle, stainless steel spring seat, stainless steel drive sleeve, screw is followed closely, stainless steel jump ring, teflon flange plate, 65 manganese steel springs, described stainless steel drive sleeve two ends are provided with stainless steel jump ring, stainless steel drive sleeve two bottom sides is provided with stainless steel spring seat, outside stainless steel spring seat, rotating ring O type circle is provided with stainless steel rotating ring, outside stainless steel rotating ring, stationary ring butyronitrile O type circle is provided with silicon carbide stationary ring, screw nail and multiple 65 manganese steel springs are provided with in stainless steel drive sleeve, silicon carbide stationary ring table top is fixed by teflon flange plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420691555.0U CN204201075U (en) | 2014-11-07 | 2014-11-07 | A kind of oil-leakage-prevention oil cylinder with mechanical seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420691555.0U CN204201075U (en) | 2014-11-07 | 2014-11-07 | A kind of oil-leakage-prevention oil cylinder with mechanical seal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204201075U true CN204201075U (en) | 2015-03-11 |
Family
ID=52659039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420691555.0U Active CN204201075U (en) | 2014-11-07 | 2014-11-07 | A kind of oil-leakage-prevention oil cylinder with mechanical seal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204201075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259397A (en) * | 2019-05-30 | 2019-09-20 | 北京石油机械有限公司 | A kind of mechanical sealing washing pipe assembly |
-
2014
- 2014-11-07 CN CN201420691555.0U patent/CN204201075U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259397A (en) * | 2019-05-30 | 2019-09-20 | 北京石油机械有限公司 | A kind of mechanical sealing washing pipe assembly |
| CN110259397B (en) * | 2019-05-30 | 2023-09-29 | 北京石油机械有限公司 | Novel mechanical seal flushing pipe assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wuxi Jiangnan High-Precision Cold-Drawn Pipe Co.,Ltd. Assignor: Zhi Xiangjun Contract record no.: 2015320010160 Denomination of utility model: Anti-leakage oil cylinder with mechanical seal device Granted publication date: 20150311 License type: Exclusive License Record date: 20151210 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170511 Address after: 214151, Wuxi, Jiangsu province Huishan District Street Bridge Su Temple community Patentee after: Wuxi Jiangnan High-Precision Cold-Drawn Pipe Co.,Ltd. Address before: 214151, No. 91, Branch Road, Su temple village, Qian Qiao Town, Huishan District, Jiangsu, Wuxi Patentee before: Zhi Xiangjun |
|
| TR01 | Transfer of patent right |