CN201547435U - High-pressure sealed rotary joint - Google Patents
High-pressure sealed rotary joint Download PDFInfo
- Publication number
- CN201547435U CN201547435U CN200920313597XU CN200920313597U CN201547435U CN 201547435 U CN201547435 U CN 201547435U CN 200920313597X U CN200920313597X U CN 200920313597XU CN 200920313597 U CN200920313597 U CN 200920313597U CN 201547435 U CN201547435 U CN 201547435U
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- China
- Prior art keywords
- housing
- high pressure
- running shaft
- casing
- utility
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- Expired - Fee Related
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Abstract
The utility model relates to a pipe joint, particularly to a sealed rotary joint used for conveying such mediums as high-pressure liquids or gas and the like from a fixed component to a rotary component or from the rotary component to the fixed component. The pipe joint comprises a rotary casing, a ring-shaped channel and an inlet and outlet channel arranged on the casing, a rotary shaft connected with the casing, an access channel arranged in the rotary shaft and a high pressure resistant combined sealing element arranged between the casing and the rotary shaft, wherein the casing and the rotary shaft are pivotally connected and rotationally move, and the inlet and outlet channels of the casing and the rotary shaft are connected and conducted within the angle range of 360 DEG. The utility model has large bearing range of the working pressure, fast or slow rotational speed, and positive and negative rotation; and the service life of the sealing element is 1000 hours when the pressure is 30 MPa, and the rotational speed is 100 rpm, thereby having a simple, secure and reliable structure, and convenient maintenance of the sealing element. Therefore, the utility model has safety, reliability, effectiveness and application, is convenient for conveying such mediums as close high-pressure liquid or gas and the like, so as to form a loop with multi-pipeline output and input.
Description
Technical field
The utility model relates to pipe coupling, refers in particular to a kind of being used for by fixed component to rotary component or by the seal swivel joint of rotary component to media such as fixed component conveying highly pressurised liquid or gases.
Background technique
Traditional rotary swivel joint can only unidirectionally rotate, and it is narrow to bear range of working pressure, complex structure, maintenance difficult.
Summary of the invention
The purpose of this utility model is improved, is innovated at shortcoming that exists in the background technique and problem.Provide a kind of safe, reliable and effective, suitable, be convenient to the transportation of media such as in-plant highly pressurised liquid or gas, and form the high pressure sealing swivel joint in the loop of output of multitube road and input.
The technical solution of the utility model is a kind of high pressure sealing swivel joint that comprises following structure of structure:
Rotatable housing, housing are provided with the annular pass and import and export passage; The running shaft that is connected with housing is provided with the passage of turnover in the running shaft; Between housing and running shaft, be provided with high pressure resistant combination seal;
Articulate relative rotating between described housing and the running shaft, and housing is connected conducting with the import and export passage of running shaft at 360 ° of angular ranges.
The utility model has following advantage and beneficial effect:
It is big that the utility model bears range of working pressure, and rotating speed can soon can be slow, but clockwise and anticlockwise, seal life can reach 1000 hours when the 30MPa.100rpm rotary speed, and simple for structure safe and reliable, and the Sealing maintenance is convenient.Therefore safe, reliable and effective, suitable, be convenient to the transportation of media such as in-plant highly pressurised liquid or gas, and form the loop of output of multitube road and input.
Description of drawings
Fig. 1 is a structural diagrams intention of the present utility model
Fig. 2 is a seal configuration schematic representation of the present utility model
Embodiment
By Fig. 1,2 as can be known, the utility model comprises:
Rotatable housing 1, housing 1 are provided with annular pass 4 and import and export passage 5; The running shaft 2 that is connected with housing 1 is provided with the passage 6 of turnover in the running shaft; Between housing 1 and running shaft 2, be provided with high pressure resistant combination seal 3; Articulate relative rotating between described housing 1 and the running shaft 2, and housing 1 is connected conducting with the import and export passage of running shaft 2 at 360 ° of angular ranges.
Housing 1 described in the utility model comprises a cylindrical cavity that is arranged in the middle of the housing, described annular pass 4 be arranged on cylindrical cavity around, and can establish one or at least two annular passs 4 in the cavity.Import and export passage 5 one ends and be located on housing 1 exterior side wall, the other end is located on the annular pass 4.Described running shaft 2 comprises a cylindrical body axle head, and the cylindrical body axle head is arranged in the cylindrical cavity of housing 1, and described import and export passage 6 is provided with in the cylindrical body axle head, and can establish one or at least two in the cylinder axis and import and export passage 6.The import and export passage 6 of described running shaft 2 connects with the annular pass 4 of housing 1, imports and exports passage 6 corresponding annular passs 4 for every.Described high pressure resistant combination seal 3 comprises slip ring 7 and O shape circle 5, and 3 at least two of combination seals, and about in the of 4 both sides to be arranged on the annular pass of housing 1.
The utility model adopts housing 1 rotation, and running shaft 2 is static; Medium such as liquid or gas enters from running shaft 2 end faces one hole by pipeline, enters pipeline by housing one hole and discharges, media implementation work such as the liquid of conveying high pressure or gas; Medium such as liquid or gas enters running shaft by recovery channel by another hole of housing, is discharged by another hole of running shaft end face.Realize the output of media such as liquid or gas and the shuttling movement of input with this.
Seal configuration of the present utility model is combined into by wear-resisting, low filled polytetrafluoroethylene (PTFE) slip ring 4 that rubs and O shape circle 5.This combined knot can be wear-resisting withstand voltage, and O shape circle provides pretightening force, to the wearing and tearing redeeming of slip ring.
Process structure of the present utility model:, be used for the closely conveying of media such as the liquid of 0-60MPa or gas by the rotating type high-pressure seal swivel joint that housing, running shaft, high pressure resistant combination seal are formed.Combination seal is combined into by wear-resisting, low filled polytetrafluoroethylene (PTFE) slip ring that rubs and O shape circle.O shape circle provides pretightening force, can be to the wearing and tearing redeeming of slip ring.It has the two way sealed effect, is applicable to the sealing of high pressure, low speed rotary hole or axle in hydraulic pressure and the gas apparatus.
The utility model Sealing adopts the combination seal form, long service life not only, and emergency power seal arrangement and prior-warning device are arranged.The working pressure size can adopt the withstand voltage wear-resisting combination seal of different materials or the gap of adjustment housing and running shaft, improve the life-span of combination seal with this, when working pressure requires hour, the gap between housing and running shaft is then big, and the life-span of combination seal is long more; Otherwise working pressure requires when big, and the gap between housing and running shaft is then little, and the life-span of combination seal is short more.
The same high pressure hose of the utility model rotating type high-pressure seal swivel joint. rotary work devices etc. are supporting, by media such as highly pressurised liquid or gas by static to the motion or by moving to static closely course of conveying, adopt high pressure resistant combination seal shaft end seal, make between housing and the running shaft and form closed conduit, realize the loop of output and input.Be both the loop that also can form multichannel output and input.
By the life-span that Sealing is improved in the gap of adjusting housing and running shaft, Sealing is the utility model swivel joint easily damaged parts, the Sealing of indicating to change when seepage appears in swivel joint.
Embodiment described in the utility model only is the description that preferred implementation of the present utility model is carried out; be not that the utility model design and scope are limited; under the prerequisite that does not break away from the utility model design philosophy; engineers and technicians make the technical solution of the utility model in related domain various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.
Claims (6)
1. high pressure sealing swivel joint is characterized in that comprising:
Rotatable housing (1), housing (1) are provided with annular pass (4) and import and export passage (5);
The running shaft (2) that is connected with housing (1) is provided with in the running shaft and imports and exports passage (6);
Between housing (1) and running shaft (2), be provided with high pressure resistant combination seal (3);
Articulate relative rotating between described housing (1) and the running shaft (2), and housing (1) is connected conducting with the import and export passage of running shaft (2) at 360 ° of angular ranges.
2. high pressure sealing swivel joint according to claim 1, it is characterized in that described housing (1) comprises that is arranged on the middle cylindrical cavity of housing, described annular pass (4) be arranged on cylindrical cavity around, and can establish one or at least two annular passs (4) in the cavity.
3. high pressure sealing swivel joint according to claim 1 is characterized in that described import and export passage (5) one ends are located on housing (1) exterior side wall, and the other end is located on the annular pass (4).
4. high pressure sealing swivel joint according to claim 1, it is characterized in that described running shaft (2) comprises a cylindrical body axle head, the cylindrical body axle head is arranged in the cylindrical cavity of housing (1), described import and export passage (6) is provided with in the cylindrical body axle head, and can establish one or at least two in the cylinder axis and import and export passage (6).
5. high pressure sealing swivel joint according to claim 1 is characterized in that the import and export passage (6) of described running shaft (2) and the annular pass (4) of housing (1) connect, and imports and exports the corresponding annular pass (4) of passages (6) for every.
6. high pressure sealing swivel joint according to claim 1, it is characterized in that described high pressure resistant combination seal (3) comprises slip ring (7) and O shape circle (5), and (3) at least two of combination seals, the annular pass (4) that is arranged on housing (1) is both sides up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920313597XU CN201547435U (en) | 2009-10-29 | 2009-10-29 | High-pressure sealed rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920313597XU CN201547435U (en) | 2009-10-29 | 2009-10-29 | High-pressure sealed rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201547435U true CN201547435U (en) | 2010-08-11 |
Family
ID=42602608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920313597XU Expired - Fee Related CN201547435U (en) | 2009-10-29 | 2009-10-29 | High-pressure sealed rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201547435U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042451A (en) * | 2010-10-15 | 2011-05-04 | 红云红河烟草(集团)有限责任公司 | Dual-fluid channel rotary joint |
| CN102147014A (en) * | 2011-03-23 | 2011-08-10 | 苏州瑞维液压科技有限公司 | High-pressure rotary sealing device |
| CN103712015A (en) * | 2013-12-27 | 2014-04-09 | 大连瑞谷科技有限公司 | Four-point thrust angular contact type rotating joint |
| CN104565628A (en) * | 2013-10-18 | 2015-04-29 | 鸿富锦精密工业（深圳）有限公司 | Rotary joint and rotary table with same |
| CN105179381A (en) * | 2015-10-21 | 2015-12-23 | 徐州重型机械有限公司 | Rotating device and reliability testing device of centre revolving joint |
| CN106402544A (en) * | 2016-10-11 | 2017-02-15 | 北京无线电计量测试研究所 | High-pressure gas channel slip ring |
| CN108561656A (en) * | 2018-03-20 | 2018-09-21 | 太仓正信干燥设备科技有限公司 | A kind of rotary joint |
| CN109404642A (en) * | 2018-12-10 | 2019-03-01 | 镇江神行太保科技有限公司 | A kind of bearing-free self-sealing high-speed high-pressure rotary joint |
| CN109707937A (en) * | 2018-06-22 | 2019-05-03 | 东莞市科能精密机械有限公司 | More gas circuit rotary joints |
| CN113768439A (en) * | 2021-08-09 | 2021-12-10 | 广东云芽电器有限公司 | Automatic cleaning equipment |
-
2009
- 2009-10-29 CN CN200920313597XU patent/CN201547435U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102042451A (en) * | 2010-10-15 | 2011-05-04 | 红云红河烟草(集团)有限责任公司 | Dual-fluid channel rotary joint |
| CN102147014A (en) * | 2011-03-23 | 2011-08-10 | 苏州瑞维液压科技有限公司 | High-pressure rotary sealing device |
| CN104565628B (en) * | 2013-10-18 | 2017-01-04 | 鸿富锦精密工业（深圳）有限公司 | Swivel joint and use the rotary table of this swivel joint |
| CN104565628A (en) * | 2013-10-18 | 2015-04-29 | 鸿富锦精密工业（深圳）有限公司 | Rotary joint and rotary table with same |
| CN103712015B (en) * | 2013-12-27 | 2016-05-11 | 大连瑞谷科技有限公司 | 4 thrust angular contact formula swivel joints |
| CN103712015A (en) * | 2013-12-27 | 2014-04-09 | 大连瑞谷科技有限公司 | Four-point thrust angular contact type rotating joint |
| CN105179381A (en) * | 2015-10-21 | 2015-12-23 | 徐州重型机械有限公司 | Rotating device and reliability testing device of centre revolving joint |
| CN105179381B (en) * | 2015-10-21 | 2018-12-11 | 徐州重型机械有限公司 | The reliability test of rotating device and centre revolving joint |
| CN106402544A (en) * | 2016-10-11 | 2017-02-15 | 北京无线电计量测试研究所 | High-pressure gas channel slip ring |
| CN108561656A (en) * | 2018-03-20 | 2018-09-21 | 太仓正信干燥设备科技有限公司 | A kind of rotary joint |
| CN109707937A (en) * | 2018-06-22 | 2019-05-03 | 东莞市科能精密机械有限公司 | More gas circuit rotary joints |
| CN109404642A (en) * | 2018-12-10 | 2019-03-01 | 镇江神行太保科技有限公司 | A kind of bearing-free self-sealing high-speed high-pressure rotary joint |
| CN113768439A (en) * | 2021-08-09 | 2021-12-10 | 广东云芽电器有限公司 | Automatic cleaning equipment |
| CN113768439B (en) * | 2021-08-09 | 2023-09-08 | 广东云芽电器有限公司 | Automatic cleaning equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20131029 |