CN103982724A - Rotary joint for connecting pipeline system - Google Patents
Rotary joint for connecting pipeline system Download PDFInfo
- Publication number
- CN103982724A CN103982724A CN201410186893.3A CN201410186893A CN103982724A CN 103982724 A CN103982724 A CN 103982724A CN 201410186893 A CN201410186893 A CN 201410186893A CN 103982724 A CN103982724 A CN 103982724A
- Authority
- CN
- China
- Prior art keywords
- overcoat
- central shaft
- hole
- outer sleeve
- swivel joint
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
- F16L39/06—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies of the multiline swivel type, e.g. comprising a plurality of axially mounted modules
Abstract
The invention discloses a rotary joint for connecting a pipeline system. The rotary joint comprises an outer sleeve, wherein the outer sleeve is axially and vertically arranged, the outer sleeve is provided with an outer sleeve through hole, and the outer sleeve is connected with a rotary driving mechanism; the upper end of a center shaft is inserted in an outer sleeve inner hole in a sealing and hinging way, the lower end of the center shaft is provided with a blind hole, the side wall of the blind hole is provided with a center shaft through hole, and the center shaft through hole is communicated with the outer sleeve through hole and the blind hole; pressure bearings are arranged between an end surface flange at the lower end of the center shaft and the end surface of the outer sleeve. The rotary joint disclosed by the invention has the beneficial effects that the defect of the prior art is overcome, the axis of the rotary joint is vertically arranged, the weight of the outer sleeve and a connecting piece is borne by the pressure bearings, a raceway does not deform, the abrasion during a working process is reduced, the outer sleeve and the center shaft are enabled to be in a good stress state and a long-term hinging state, the service life of the rotary joint is prolonged, the normal work of the rotary joint is ensured, the running efficiency is increased, the raceway is annular, the processing technology is good, and the cost is low.
Description
Technical field
What the present invention relates to is the joint being connected with pipe-line system, particularly be the swivel joint being connected with pipe-line system.
Background technique
In prior art, the swivel joint being connected with pipe-line system is conventionally arranged on a side and is connected and fixed pipeline, and its opposite side connects in the pipe-line system of rotation pipeline.
Fig. 4 is the sectional view of prior art swivel joint.
As shown in Figure 4, the swivel joint of prior art comprises: joint overcoat 23, joint inner sleeve 25 and ball 24, after joint overcoat 23 one end and joint inner sleeve 25 one end are equipped, form sealing surface, on joint overcoat 23 and joint inner sleeve 25 sealing surfaces, the semicircle raceway 26 of oriented its inner side depression has a plurality of balls 24 of filling in semicircle raceway 26; Joint overcoat 23 is connected and fixed respectively pipeline and rotation pipeline with the other end of joint inner sleeve 25, realizes the medium transport of fixing pipeline to rotating on pipeline.
There is following defect in the swivel joint of above-mentioned prior art: the swivel joint of above-mentioned prior art is applicable to axis horizontal and installs, and is not suitable for axis at right angle setting.Because axle and cover weight act on semicircle raceway 26 in relative rotation, ball causes wearing and tearing to semicircle raceway 26 after 24 operation a period of times, and between joint overcoat 23 and joint inner sleeve 25, relative axial position is moved, and makes raceway dislocation, rotation can not normal rotation, causes and can not use; Semicircle raceway machining accuracy is high in addition, and manufacturability is poor, and difficulty of processing is large.
Summary of the invention
The object of the invention is to overcome the defect of prior art, the vertical setting of a kind of axis is provided and installs, can better bear thrust load, guarantee normally to work, improve the swivel joint that operation is connected with the pipe-line system of manufacturing efficiency.
The technological scheme solving the problems of the technologies described above is: the swivel joint that a kind of pipe-line system connects, described swivel joint comprises: an axial vertically disposed overcoat, put the overcoat through hole that connects output tube outward, put outward and connect the rotary drive mechanism that drives its rotation; A central shaft, hinged being inserted in outer casing internal diameter hole of central shaft upper end external diameter sealing, there is blind hole in axle center, central shaft lower end, has central shaft through hole on blind hole sidewall, and central shaft through hole is communicated with overcoat through hole and blind hole; Between central shaft lower end surface flange and overcoat end face, be provided with pressure bearing.
Preferred version is: the ring raceway of oriented its inner side depression on central shaft external diameter and outer casing internal diameter sealed faying face is equipped with a plurality of needle rollers in raceway.
Preferred version is: described in a plurality of needle rollers are housed raceway have two, be separately positioned on the two ends up and down of central shaft external diameter and outer casing internal diameter sealed faying face.
Preferred version is: described pressure bearing is pressure ball bearing; Between the end face flange of bearing and central shaft, be provided with annular spacer, spacer inner hole sleeve is on central shaft external diameter.
Preferred version is: described outer casing internal diameter hole is through hole, and there is the gear pad of closed outer casing through hole central shaft upper end portion, and gear pad blocks the equipped a plurality of needle rollers of central shaft external diameter and outer casing internal diameter sealed faying face upper end.
Preferred version is: described rotary drive mechanism comprises: the overcoat shift fork that is arranged on the identical mirror image symmetry of overcoat outward edge left and right sides structure, in two overcoat shift forks, be inserted with respectively one end of long driving lever, the other end of long driving lever is separately fixed on rotary support plate upper side, on rotary support plate upper side, also protrude and be fixed with a plurality of short driving levers, a plurality of short driving levers contact respectively the steel pipe of the rotation that connects rotating power source, steel pipe is stirred short driving lever around central shaft rotation and is rotated driven rotary dunnage and the rotation of long driving lever, and long driving lever is stirred overcoat rotation.
Preferred version is: the downside of described rotary support plate is fixed on the square base with square base roller bearing units, band square base roller bearing units inner sleeve is fixed on supplying tube one end, the supplying tube the other end connects on central shaft lower end surface flange, and supplying tube is communicated with blind hole, overcoat through hole and the output tube of central shaft.
The invention has the beneficial effects as follows: the present invention overcomes the defect of prior art, swivel joint axis at right angle setting of the present invention, the weight of overcoat and link is born by pressure bearing, raceway is indeformable, reduce the wearing and tearing in working procedure, needle roller is normally worked in raceway, can ensure that overcoat and central shaft have good stressed and permanent hinged dress state, the lateral line system that realizes is fixed, the pipe-line system of opposite side rotation is normally rotated, extend working life of the present invention, guarantee that the present invention normally works, improve operational efficiency, raceway of the present invention is annular, there is good processing technology, cost is low.
Accompanying drawing explanation
Fig. 1 is plan view of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the plan view of Fig. 1;
Fig. 4 is the sectional view of prior art swivel joint.
Sequence number explanation > > in < < accompanying drawing
1: overcoat; 1b: overcoat through hole; 1c: overcoat shift fork; 2: central shaft; 2a: end face flange; 2b: central shaft through hole; 2c: blind hole; 3: spacer; 4: pressure bearing; 5: needle roller; 5a: raceway; 6: seal ring; 7: pressure pad; 8: long driving lever; 9: short driving lever; 10: steel pipe; 11: rotary support plate; 12: band square base roller bearing units; 13: supplying tube;
23: joint overcoat; 24: ball; 25: joint inner sleeve; 26: semicircle raceway;
30: output tube.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are described in further detail.
As shown in Figure 1 to Figure 3, the invention provides the swivel joint that a kind of pipe-line system connects, described swivel joint comprises: an axial vertically disposed overcoat 1, on overcoat 1, there is the overcoat through hole 1b that connects output tube 30, and on overcoat 1, connect the rotary drive mechanism that drives its rotation.
The present invention includes: a central shaft 2, hinged being inserted in overcoat 1 inner diameter hole of central shaft 2 upper end external diameter sealing, there is blind hole 2c in central shaft 2 axle center, lower end, have central shaft through hole 2b on blind hole 2c sidewall, and central shaft through hole 2b is communicated with overcoat through hole 1b and blind hole 2c; Between central shaft 2 lower end surface flange 2a and overcoat 1 end face, be provided with pressure bearing 4.
Between described central shaft 2 external diameters and overcoat 1 internal diameter, a plurality of seal rings 6 being housed seals.
On central shaft 2 external diameters and overcoat 1 internal diameter sealed faying face, the ring raceway 5a of oriented its inner side depression is equipped with a plurality of needle rollers 5 in raceway 5a.
The described raceway 5a that a plurality of needle rollers 5 are housed has two, is separately positioned on the two ends up and down of central shaft 2 external diameters and overcoat 1 internal diameter sealed faying face.
Described pressure bearing 4 is pressure ball bearing; Between the end face flange 2a of bearing 4 and central shaft 2, be provided with annular spacer 3, spacer 3 inner hole sleeves are on central shaft 2 external diameters.Spacer 3 of the present invention is for regulating the installation dimension between central shaft 2 and overcoat 1.
Described overcoat 1 inner diameter hole is through hole, and there is the gear pad 7 of closed outer casing 1 through hole central shaft 2 upper end portions, and gear pad 7 blocks the equipped a plurality of needle rollers 5 of central shaft 2 external diameters and overcoat 1 internal diameter sealed faying face upper end.
Described rotary drive mechanism comprises: the overcoat shift fork 1c that is arranged on the identical mirror image symmetry of overcoat 1 outward edge left and right sides structure, in two overcoat shift fork 1c, be inserted with respectively one end of long driving lever 8, the other end of long driving lever 8 is separately fixed on rotary support plate 11 upper sides, on rotary support plate 11 upper sides, also protrude and be fixed with a plurality of short driving levers 9, a plurality of short driving levers 9 contact respectively the steel pipe 10 of the rotation that connects rotating power source, steel pipe 10 is stirred short driving lever 9 around central shaft 2 rotations and is rotated driven rotary dunnage 11 and 8 rotations of long driving lever, long driving lever 8 is stirred overcoat 1 rotation.
The downside of described rotary support plate 11 is fixed on the square base with square base roller bearing units 12, band square base roller bearing units 12 inner sleeves are fixed on supplying tube 13 one end, it is upper that supplying tube 13 the other ends connect central shaft 2 lower end surface flange 2a, and supplying tube 13 is communicated with blind hole 2c, overcoat through hole 1b and the output tube 30 of central shaft 2
In particular, the suitable axis of the present invention is vertical to be arranged and installs, pressure bearing 4 is arranged between the central shaft 2 lower end surface flange 2a and overcoat 1 end face of axial setting, and pressure bearing 4 better bears thrust load, can guarantee that central shaft 2 and overcoat 1 normally work.
Raceway 5a is separately positioned on central shaft 2 external diameters and overcoat 1 internal diameter sealed faying face, be that raceway 5a is recessed to form ring raceway 5a to its inner side respectively on central shaft 2 external diameters and overcoat 1 internal diameter sealed faying face, the needle roller 5 of a plurality of vertical placements is housed in the space after the ring raceway 5a combination on the ring raceway 5a on central shaft 2 external diameters and overcoat 1 internal diameter.Needle roller 5 is convenient to overcoat 1 and better on central shaft 2, is rotated.In Fig. 2, show that raceway 5a has two places, be separately positioned on the two ends up and down of central shaft 2 external diameters and overcoat 1 internal diameter sealed faying face.For being limited in a plurality of needle rollers 5 of central shaft 2 external diameters and overcoat 1 internal diameter sealed faying face upper end, slip out raceway 5a, mounting block pad 7 on central shaft 2 upper end external diameters, gear pad 7 lower end surfaces be pressed in above raceway 5a simultaneously and the ladder surface of overcoat 1 endoporus on.
The steel pipe 10 of rotary drive mechanism of the present invention connects rotating disk (not shown), motor reducer drives rotating disk (not shown) to rotate, under motor reducer drives, rotating disk (not shown) drives steel pipe 10 to rotate, and steel pipe 10 is stirred short driving lever 9 around central shaft 2 rotations and driven long driving lever 8 to stir overcoat 1 rotation.
Below the central shaft 2 lower end surface flange 2a of swivel joint of the present invention, be fixedly connected with supplying tube 13, the pipe-line system that supplying tube 13 is connected and fixed; Central shaft 2 lower end surface flange 2a are connected overcoat 1 by spacer 3 with pressure bearing 4 above, overcoat 1 rotation under rotary drive mechanism drives, the output tube 30 being connected on overcoat 1 rotates thereupon, by the interior medium of the supplying tube of permanent piping system 13, the blind hole 2c by fixing central shaft 2 is delivered in the output tube 30 of overcoat through hole 1b on rotary sleeve 1 and rotation.
Claims (7)
1. the swivel joint that pipe-line system connects, described swivel joint comprises:
An axial vertically disposed overcoat (1), has the overcoat through hole (1b) of connection output tube (30) on overcoat (1), the upper rotary drive mechanism that drives its rotation that connects of overcoat (1);
A central shaft (2), hinged being inserted in overcoat (1) inner diameter hole of central shaft (2) upper end external diameter sealing, it is characterized in that, there is blind hole (2c) in central shaft (2) axle center, lower end, on blind hole (2c) sidewall, have central shaft through hole (2b), central shaft through hole (2b) is communicated with overcoat through hole (1b) and blind hole (2c); Between central shaft (2) lower end surface flange (2a) and overcoat (1) end face, be provided with pressure bearing (4).
2. the swivel joint connecting according to the pipe-line system described in claim 1, it is characterized in that, on central shaft (2) external diameter and overcoat (1) internal diameter sealed faying face, the ring raceway (5a) of oriented its inner side depression is equipped with a plurality of needle rollers (5) in raceway (5a).
3. the swivel joint connecting according to the pipe-line system described in claim 2, it is characterized in that, the described raceway (5a) that a plurality of needle rollers (5) are housed has two, is separately positioned on the two ends up and down of central shaft (2) external diameter and overcoat (1) internal diameter sealed faying face.
4. the swivel joint connecting according to the pipe-line system described in claim 1, is characterized in that, described pressure bearing (4) is pressure ball bearing; Between bearing (4) and the end face flange (2a) of central shaft (2), be provided with annular spacer (3), spacer (3) inner hole sleeve is on central shaft (2) external diameter.
5. the swivel joint connecting according to the pipe-line system described in claim 1, it is characterized in that, described overcoat (1) inner diameter hole is through hole, there is the gear pad (7) of closed outer casing (1) through hole central shaft (2) upper end portion, and gear pad (7) blocks the equipped a plurality of needle rollers (5) of central shaft (2) external diameter and overcoat (1) internal diameter sealed faying face upper end.
6. the swivel joint connecting according to the pipe-line system described in claim 1, it is characterized in that, described rotary drive mechanism comprises: the overcoat shift fork (1c) that is arranged on the identical mirror image symmetry of overcoat (1) outward edge left and right sides structure, in two overcoat shift forks (1c), be inserted with respectively one end of long driving lever (8), the other end of long driving lever (8) is separately fixed on rotary support plate (11) upper side, on rotary support plate (11) upper side, also protrude and be fixed with a plurality of short driving levers (9), a plurality of short driving levers (9) contact respectively the steel pipe (10) of the rotation that connects rotating power source, steel pipe (10) is stirred short driving lever (9) around central shaft (2) rotation and is rotated driven rotary dunnage (11) and long driving lever (8) rotation, long driving lever (8) is stirred overcoat (1) rotation.
7. the swivel joint connecting according to the pipe-line system described in claim 6, it is characterized in that, the downside of described rotary support plate (11) is fixed on the square base of band square base roller bearing units (12), band square base roller bearing units (12) inner sleeve is fixed on supplying tube (13) one end, it is upper that supplying tube (13) the other end connects central shaft (2) lower end surface flange (2a), and supplying tube (13) is communicated with blind hole (2c), overcoat through hole (1b) and the output tube (30) of central shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410186893.3A CN103982724B (en) | 2014-05-06 | 2014-05-06 | The swivel joint that pipe-line system connects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410186893.3A CN103982724B (en) | 2014-05-06 | 2014-05-06 | The swivel joint that pipe-line system connects |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103982724A true CN103982724A (en) | 2014-08-13 |
| CN103982724B CN103982724B (en) | 2015-10-14 |
Family
ID=51274810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410186893.3A Active CN103982724B (en) | 2014-05-06 | 2014-05-06 | The swivel joint that pipe-line system connects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103982724B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439318A (en) * | 2016-10-12 | 2017-02-22 | 山东飞越机械有限公司 | Rotary joint capable of realizing adjustment of mounting length |
| CN106643854A (en) * | 2016-12-27 | 2017-05-10 | 新乡航空工业(集团)有限公司 | Instrument clamping table |
| CN107883091A (en) * | 2017-12-14 | 2018-04-06 | 烟台杰瑞石油装备技术有限公司 | A kind of flange connecting apparatus |
| CN109371860A (en) * | 2018-12-14 | 2019-02-22 | 梁惠文 | A kind of construction method for repairing Bridge Crack |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100045031A1 (en) * | 2008-08-20 | 2010-02-25 | Airbus Operations Limited | connector for a pipe and bonding means for use therein |
| DE202008017898U1 (en) * | 2008-12-23 | 2010-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Rotary feedthrough, in particular for a liquid working medium |
| CN202402859U (en) * | 2011-08-22 | 2012-08-29 | 长沙中联重科环卫机械有限公司 | A rotation connector and a sanitation vehicle comprising the same |
| CN103267193A (en) * | 2013-05-31 | 2013-08-28 | 滁州华冶机电科技有限公司 | High-speed rotating type oil way distributor |
| CN203927157U (en) * | 2014-05-06 | 2014-11-05 | 天津市长龙液化石油气设备制造厂 | The swivel joint that pipe-line system connects |
-
2014
- 2014-05-06 CN CN201410186893.3A patent/CN103982724B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100045031A1 (en) * | 2008-08-20 | 2010-02-25 | Airbus Operations Limited | connector for a pipe and bonding means for use therein |
| DE202008017898U1 (en) * | 2008-12-23 | 2010-10-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Rotary feedthrough, in particular for a liquid working medium |
| CN202402859U (en) * | 2011-08-22 | 2012-08-29 | 长沙中联重科环卫机械有限公司 | A rotation connector and a sanitation vehicle comprising the same |
| CN103267193A (en) * | 2013-05-31 | 2013-08-28 | 滁州华冶机电科技有限公司 | High-speed rotating type oil way distributor |
| CN203927157U (en) * | 2014-05-06 | 2014-11-05 | 天津市长龙液化石油气设备制造厂 | The swivel joint that pipe-line system connects |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439318A (en) * | 2016-10-12 | 2017-02-22 | 山东飞越机械有限公司 | Rotary joint capable of realizing adjustment of mounting length |
| CN106439318B (en) * | 2016-10-12 | 2018-05-08 | 山东飞越机械有限公司 | A kind of swivel joint that can realize installation length size adjusting |
| CN106643854A (en) * | 2016-12-27 | 2017-05-10 | 新乡航空工业(集团)有限公司 | Instrument clamping table |
| CN107883091A (en) * | 2017-12-14 | 2018-04-06 | 烟台杰瑞石油装备技术有限公司 | A kind of flange connecting apparatus |
| CN109371860A (en) * | 2018-12-14 | 2019-02-22 | 梁惠文 | A kind of construction method for repairing Bridge Crack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103982724B (en) | 2015-10-14 |
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| ASS | Succession or assignment of patent right |
Owner name: TIANJIN CHANGLONG HONGYE GAS EQUIPMENT CO., LTD. Free format text: FORMER OWNER: TIANJIN CHANGLONG LPG EQUIPMENT FACTORY Effective date: 20150714 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150714 Address after: 300406 Tianjin city Beichen District Zhang Nan Wang Zhuang Zhen Nan Ping Cun Tianjin Changlong Hongye Gas Equipment Co Ltd Applicant after: TIANJIN CHANGLONG LPG EQUIPMENT FACTORY Address before: 300406 Tianjin city Beichen District big town south Wang Ping Tianjin long queue liquefied petroleum gas equipment manufacturing plant Applicant before: Tianjin Changlong LPG Equipment Factory |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |