CN204852726U - Electronic swivel joint of ten passageways - Google Patents
Electronic swivel joint of ten passageways Download PDFInfo
- Publication number
- CN204852726U CN204852726U CN201520424844.9U CN201520424844U CN204852726U CN 204852726 U CN204852726 U CN 204852726U CN 201520424844 U CN201520424844 U CN 201520424844U CN 204852726 U CN204852726 U CN 204852726U
- Authority
- CN
- China
- Prior art keywords
- rotation
- oil
- solid
- mandrel
- 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.)
- Expired - Fee Related
Links
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses an electronic swivel joint of ten passageways, including rotator, dabber, well pipe and bottom, be equipped with annular oil groove and seal groove on the inner wall of rotator, the oil feed way of a rotating body includes says and high -pressure oil feed way from last low pressure oil feed to setting up down, the inside of dabber is equipped with the oil duct, and the oil inlet and the annular oil groove of oil duct communicate with each other, and the oil -out setting of oil duct is at the dabber lower extreme, well pipe includes brush ring sum cavity straight tube, but bottom and dabber lower extreme fixed connection, and with well tub of lower extreme normal running fit, the top cap lock is in the top of rotator, dabber and well pipe, with rotator and well tub of fixed connection. The electronic swivel joint of this practicality has a hollow straight tube, and the back is connected with getting on the bus to the shifting block of rotator, and the position of getting off can be arrived through the cavity straight tube in the electric wire way of connecting between getting on the bus and getting off, avoided present swivel joint in the circuit lack of standardization, hinder the rotatory phenomenon of getting on or off the bus.
Description
Technical field
The utility model relates to technical field of engineering machinery, is specifically related to a kind of motoring joint of ten passages.
Background technique
Hoist, grader comprise gets on the bus and gets off; It is generally rotatable for getting on the bus, and gets off and can move, and keeps stable when getting on the bus and rotating.It is pivotal for getting on the bus and getting off, and this just also exists the connectivity problem of rotating part and standing part oil circuit.Swivel coupling is made up of solid of rotation, turning axle and lid etc.During use, the revolution lower bolster of solid of rotation and hoist, grader is fixed, and the mounting plate on turning axle is connected with the revolving support on revolution upper mounting plate.Hydralic hose is installed on each hydraulic fluid port of solid of rotation and turning axle respectively, and the upper mounting plate of hydraulic machinery then drives turning axle to rotate.
But swivel coupling is in the past poor with extraneous sealability, extraneous dust easily creeps in swivel coupling, have impact on the performance of swivel coupling, and the oil in swivel coupling also easily spills, solid of rotation in swivel coupling and turning axle are relatively rotated and also creates impact, need often to oil, add the labor intensity of workman.
After existing swivel coupling connecting fluid pressing system, hydraulic pipe line and the electric line of its standing part and rotating part are more, more circuit is by standing part rotating 360 degrees relative to rotating part, otherwise cause pipeline to interfere, oil circuit is upper and lower not smooth, not only increases construction risk, causes security incident, and cause hydraulic crane can not perform the action of more complexity, limit its applicability.
Model utility content
The purpose of this utility model is to provide a kind of motoring joint of ten passages, can overcome in prior art the defect that relative rotation angle of getting on the bus and get off is little, can improve vehicle performance simultaneously.
For reaching above-mentioned purpose, the technological scheme that the utility model adopts is: the motoring joint providing a kind of ten passages, comprising:
Solid of rotation, the inwall of solid of rotation is provided with the some annular oil grooves and seal groove that distribute vertically, and this annular oil groove is communicated with the oil input channel on solid of rotation, is provided with seal ring in sealing groove; Oil input channel comprises the low pressure oil input channel and high pressure oil input channel that arrange from top to bottom, and the surrounding of high pressure oil input channel is provided with screw hole; The lower end periphery of solid of rotation is provided with shifting block;
Mandrel, mandrel is arranged on solid of rotation inside, and coordinates with the slipper seal of solid of rotation inwall; The inside of mandrel is provided with some oil ducts; The filler opening of this oil duct communicates with annular oil groove, and the oil outlet of oil duct is arranged on mandrel lower end; Hydraulic fluid port comprises and six low pressure oil outlets communicated with low pressure oil input channel and four high-pressure oil outlet communicated with high pressure oil input channel;
Middle pipe, middle pipe comprises brush ring and is arranged on mandrel inside and the hollow straight tube extended to mandrel two ends vertically; Bottom, bottom is fixedly connected with mandrel lower end and rotatably coordinates with middle pipe lower end; Top cover, top cover is fastened on the top of solid of rotation, mandrel and middle pipe, and this top cover is fixedly connected with middle pipe with solid of rotation.
As optimized project of the present utility model, seal ring comprises spaced high-pressure seal ring and low pressure seal circle, makes the sealing effect between solid of rotation and mandrel better.
The shifting block of solid of rotation is convenient to center-rotary joint and is connected with the rotary power unit of getting on the bus, and then power is transmitted.
As optimized project of the present utility model, solid of rotation inwall is provided with the support annular groove along its axial distribution, supports in annular groove and is provided with support ring; The joint of solid of rotation and top cover is provided with sealing gasket.
As optimized project of the present utility model, freely can rotating between bottom and middle pipe, this function can be realized by being provided with bearing between bottom and middle pipe lower end.
As optimized project of the present utility model, between mandrel upper end and middle pipe, be provided with bearing; The joint of top cover and middle pipe upper end is provided with key; Top cover is fixedly connected with solid of rotation with mandrel by bolt.
In sum, the utility model has the following advantages:
The center-rotary joint of this practicability is with the straight tube of hollow, the shifting block of solid of rotation with get on the bus and be connected after, the electric line connected between getting on the bus and getting off can arrive by hollow straight tube position of getting off, and avoids circuit in existing swivel coupling lack of standardization, hinders the phenomenon of getting on or off the bus and rotating.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is sectional view of the present utility model; Wherein eliminate brush ring.
Wherein, 1, solid of rotation; 2, mandrel; 3, middle pipe; 4, bottom; 5, top cover; 6, key; 8, shifting block; 11, annular oil groove; 13, annular groove is supported; 121, high pressure sealing pad; 122, low pressure seal pad; 21, oil duct; 31, brush ring; 32, hollow straight tube; 321, bearing; 2111, high-pressure oil outlet; 2112, low pressure oil outlet; 1111, high pressure filler opening; 1112, low pressure filler opening.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
In an embodiment of the present utility model, as shown in Figure 1, provide a kind of motoring joint of ten passages, comprise solid of rotation 1, mandrel 2, middle pipe 3, bottom 4 and top cover 5.
The inwall of solid of rotation 1 is provided with the some annular oil grooves 11 and seal groove that distribute vertically, annular oil groove 11 and seal groove near the outer wall of mandrel 2, and with its Spielpassung.Annular oil groove 11 communicates with the oil input channel on solid of rotation 1, and oil input channel comprises the low pressure oil input channel and high pressure oil input channel that arrange from top to bottom, and low pressure filler opening 1112 is connected with low pressure inflow pipeline 9, the surrounding of high pressure filler opening 1111 is provided with screw hole.Hydraulic oil in low pressure filler opening 1112 is little relative to pressure, hydraulic oil pressure in high pressure filler opening 1111 is larger, when external conveyance conduit is connected with high pressure filler opening, simply chimeric or interference fit may cause to come off and cause security incident, therefore around high pressure filler opening, arrange screw hole, screw easy to use is by high pressure oil inlet pipe and solid of rotation 1 compact siro spinning technology.Hydraulic oil enters solid of rotation 1 inside through low pressure inflow pipeline 9 from low pressure filler opening or from high pressure filler opening, and stores or flow in annular oil groove 11 oil duct 21 of mandrel 2.
In order to have good full-vehicle control performance, can select on solid of rotation 1, arrange 10 annular oil grooves 11, forming 10 passages.In seal groove, seal ring is installed, seal groove can be disposed between annular oil groove 11, spaced high-pressure seal ring 121 and low pressure seal circle 122 can be comprised, high-pressure seal ring 121 can bear the impact of hydraulic oil, isolate each annular oil groove 11, prevent leakage of oil, ensure the normal work of respective element; Low pressure seal circle 122 can supplement the performance of high-pressure seal ring 121, in conjunction with high-pressure seal ring 121, can promote the overall performance of swivel coupling.
It is inner that mandrel 2 is arranged on solid of rotation 1, and coordinate with the slipper seal of solid of rotation 1 inwall, and namely mandrel 2 can keep relatively rotating with solid of rotation 1.The inside of mandrel 2 is provided with some oil ducts 21, and the filler opening of oil duct 21 communicates with annular oil groove 11, and the oil outlet of oil duct 21 is arranged on mandrel 2 lower end and is connected with the flowline that outside is accessed the conveying realizing hydraulic oil.
Oil outlet bottom mandrel comprise 6 low pressure oil outlets 2112 communicated with low pressure filler opening and with the high-pressure oil outlet 2111 connecting a high pressure filler opening and communicate, the surrounding of high-pressure oil outlet 2111 is also provided with screw hole, is convenient to fixing connected pipeline.
Middle pipe 3 comprises brush ring 31 and is arranged on mandrel 2 inside and the hollow straight tube 32 extended to mandrel 2 two ends vertically.Brush ring 31 is arranged on bottom, for being electrically connected with getting off, controller can be coordinated to control conducting and the interruption of electric current.Circuit between hollow straight tube 32 can be conducive to getting on the bus and get off passes through, and ensureing gets on the bus can not cause the winding of circuit when rotating 360 degrees, more can not cause security incident.
Bottom 4 is fixedly connected with mandrel 2 lower end and rotatably coordinates with middle pipe 3 lower end.Bottom 4 and mandrel 2 are connected in one, and bottom 4 can rise and be dealt into supporting effect on can being fixed on and getting off.In addition, getting on the bus in rotary course, bottom 4 and mandrel 2 can keep stable and relative rotation not occur on getting off.Bottom 4 rotatably coordinates with middle pipe 3 lower end, and namely, hollow straight tube 32 trailing part of pipe 3 can rotate in bottom 4, can be provided with bearing 321, to realize this being rotatably assorted between bottom 4 and middle pipe 3 lower end.
Top cover 5 is fastened on the top of solid of rotation 1, mandrel 2 and middle pipe 3, and top cover 5 is fixedly connected with middle pipe 3 with solid of rotation 1.Top cover 5 can play position-limiting action, and ensure that solid of rotation 1, with the position of middle pipe 3, relative rotation can not occur, top cover 5 can rotate with solid of rotation 1, middle pipe 3 simultaneously simultaneously.
Solid of rotation 1 lower end outer wall is provided with shifting block 8, after shifting block 8 and solid of rotation 1 are rigidly connected, coordinate with the rotary power unit of getting on the bus, and under the drive of rotary power unit, allow solid of rotation 1 and middle pipe 3 rotate thereupon.
Solid of rotation 1 inwall is provided with the support annular groove 13 along its axial distribution, and support in annular groove 13 and be provided with support ring, support ring can ensure the gap between mandrel and solid of rotation, and plays certain supporting effect.
The joint of solid of rotation 1 and top cover 5 is provided with sealing gasket 7; Because top cover 5 can be fixed on solid of rotation 1 by bolt or screw, but sealing may reduce, and therefore arranges sealing gasket 7 and carrys out enhanced leaktightness performance.
Bearing 22 is provided with between mandrel 2 upper end and middle pipe 3; Because middle pipe has certain length, be provided with bearing 22 in the upper end of middle pipe, more stable when it can be made to rotate in mandrel 2, improve vehicle performance.
The joint of top cover 5 and middle pipe 3 upper end is provided with key 6, can play position-limiting action, and the position strengthening top cover 5 and middle pipe 3 is fixed.
Although describe in detail embodiment of the present utility model by reference to the accompanying drawings, should not be construed as the restriction of the protection domain to this patent.In the scope described by claims, the various amendment that those skilled in the art can make without creative work and distortion still belong to the protection domain of this patent.
Claims (9)
1. a motoring joint for ten passages, is characterized in that: comprise
Solid of rotation, the inwall of described solid of rotation is provided with the some annular oil grooves and seal groove that distribute vertically, and this annular oil groove is communicated with the oil input channel on solid of rotation, is provided with seal ring in sealing groove; Described oil input channel comprises the low pressure oil input channel and high pressure oil input channel that arrange from top to bottom, and the surrounding of described high pressure oil input channel is provided with screw hole; The lower end periphery of described solid of rotation is provided with shifting block;
Mandrel, described mandrel is arranged on solid of rotation inside, and coordinates with the slipper seal of solid of rotation inwall; The inside of described mandrel is provided with some oil ducts; The filler opening of this oil duct communicates with annular oil groove, and the oil outlet of oil duct is arranged on mandrel lower end; Described hydraulic fluid port comprises and six low pressure oil outlets communicated with low pressure oil input channel and four high-pressure oil outlet communicated with high pressure oil input channel;
Middle pipe, described middle pipe comprises brush ring and is arranged on mandrel inside and the hollow straight tube extended to mandrel two ends vertically;
Bottom, described bottom is fixedly connected with mandrel lower end and rotatably coordinates with middle pipe lower end;
Top cover, described top cover is fastened on the top of solid of rotation, mandrel and middle pipe, and this top cover is fixedly connected with described middle pipe with described solid of rotation.
2. the motoring joint of ten passages as claimed in claim 1, is characterized in that: described seal ring comprises spaced high-pressure seal ring and low pressure seal circle.
3. the motoring joint of ten passages as claimed in claim 1, is characterized in that: described a rotating body is provided with 5 annular oil grooves, and wherein six annular oil grooves communicate with six low pressure oil input channels respectively.
4. the motoring joint of ten passages as claimed in claim 1, is characterized in that: described solid of rotation inwall is provided with the support annular groove along its axial distribution, is provided with support ring in described support annular groove.
5. the motoring joint of ten passages as claimed in claim 1, is characterized in that: the joint of described solid of rotation and top cover is provided with sealing gasket.
6. the motoring joint of ten passages as claimed in claim 1, is characterized in that: be provided with bearing between described bottom and middle pipe lower end.
7. the motoring joint of ten passages as claimed in claim 1, is characterized in that: be provided with bearing between described mandrel upper end and middle pipe.
8. the motoring joint of ten passages as claimed in claim 1, is characterized in that: the joint of described top cover and middle pipe upper end is provided with key.
9. the motoring joint of ten passages as claimed in claim 1, is characterized in that: described top cover is fixedly connected with solid of rotation with mandrel by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424844.9U CN204852726U (en) | 2015-06-19 | 2015-06-19 | Electronic swivel joint of ten passageways |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520424844.9U CN204852726U (en) | 2015-06-19 | 2015-06-19 | Electronic swivel joint of ten passageways |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204852726U true CN204852726U (en) | 2015-12-09 |
Family
ID=54743271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520424844.9U Expired - Fee Related CN204852726U (en) | 2015-06-19 | 2015-06-19 | Electronic swivel joint of ten passageways |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204852726U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195501A (en) * | 2016-07-11 | 2016-12-07 | 润琛液压机械南通有限公司 | A kind of big flow Multichannel swivel joint |
| CN106763903A (en) * | 2016-12-12 | 2017-05-31 | 海鹰企业集团有限责任公司 | For the rotary type hydraulic transmission device of ship extension and retraction system |
| CN113048303A (en) * | 2019-12-27 | 2021-06-29 | 国家电投集团科学技术研究院有限公司 | Rotary joint and wind driven generator with same |
-
2015
- 2015-06-19 CN CN201520424844.9U patent/CN204852726U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195501A (en) * | 2016-07-11 | 2016-12-07 | 润琛液压机械南通有限公司 | A kind of big flow Multichannel swivel joint |
| CN106763903A (en) * | 2016-12-12 | 2017-05-31 | 海鹰企业集团有限责任公司 | For the rotary type hydraulic transmission device of ship extension and retraction system |
| CN113048303A (en) * | 2019-12-27 | 2021-06-29 | 国家电投集团科学技术研究院有限公司 | Rotary joint and wind driven generator with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204852726U (en) | Electronic swivel joint of ten passageways | |
| CN205037011U (en) | Centre revolving joint for lorry crane | |
| CN201024045Y (en) | Accelerograph controlled separation type central swivel joint combination device | |
| CN204829064U (en) | Electronic central swivel joint of six passageways | |
| CN204829037U (en) | Electronic swivel joint | |
| CN204829039U (en) | Swivel joint of six passageways | |
| CN202327462U (en) | Center rotary joint for high-altitude cleaning vehicle or fire fighting truck | |
| CN103062553A (en) | Hydraulic rotary joint | |
| CN103423540A (en) | Multichannel rotary connector | |
| CN104948862A (en) | Electric swivel joint | |
| CN203336102U (en) | Swivel joint | |
| CN207298167U (en) | Multi-channel hydraulic swivel joint | |
| CN209407933U (en) | Rotary workbench and machine tool equipment | |
| CN202302487U (en) | Large-rotation-angle rotary connector with electric brush | |
| CN105114725A (en) | Hydraulic central rotary connector and wind power generation set | |
| CN202082530U (en) | Multi-channel revolving joint | |
| CN202302476U (en) | Hydraulic revolving joint with electric brush | |
| CN101817482A (en) | Composite core hydraulic central gyrorotor | |
| CN202302475U (en) | Multichannel swivel joint | |
| CN201193342Y (en) | Hydraulic central revolving body for 5.5-7T | |
| CN216009938U (en) | Central rotary joint with electric brush | |
| CN217874709U (en) | Oil drainage prevention center swivel joint for lorry-mounted crane | |
| CN202946058U (en) | Split type slurry rotating joint | |
| CN104477360B (en) | Jet ring and rotary part combination air jet system | |
| CN103062552A (en) | Multi-channel swivel joint |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20170619 |