CN204829064U - Electronic central swivel joint of six passageways - Google Patents
Electronic central swivel joint of six passageways Download PDFInfo
- Publication number
- CN204829064U CN204829064U CN201520425486.3U CN201520425486U CN204829064U CN 204829064 U CN204829064 U CN 204829064U CN 201520425486 U CN201520425486 U CN 201520425486U CN 204829064 U CN204829064 U CN 204829064U
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- rotation
- solid
- mandrel
- oil
- middle pipe
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Abstract
The utility model discloses an electronic central swivel joint of six passageways, including rotator, dabber, well pipe and bottom, be equipped with annular oil groove and seal groove on the inner wall of rotator, two shifting blocks about being provided with on the outer wall of rotator, the hydraulic fluid port sets up on the outer wall of rotator, distributes all around to have to be used for connecting fixed screw hole, 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 central 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 the electronic center-rotary joint of a kind of Hexamermis spp.
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 the electronic center-rotary joint of a kind of Hexamermis spp, 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: provide a kind of Hexamermis spp electronic center-rotary joint, comprise
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; The outer wall of solid of rotation is provided with upper and lower two shifting blocks; The outer wall of solid of rotation is provided with screw hole, and screw hole is arranged on the filler opening surrounding of oil input channel;
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;
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.
Solid of rotation outer wall is provided with shifting block, and shifting block is convenient to electronic 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, can freely rotate between bottom and middle pipe, can by being provided with thrust ball bearing between bottom and middle pipe lower end and radial ball bearing realizes this function.
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 electronic 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, 1, solid of rotation; 2, mandrel; 3, middle pipe; 4, bottom; 5, top cover; 6, key; 7, sealing gasket; 8, shifting block; 9, inflow pipeline; 11, annular oil groove; 13, annular groove is supported; 121, high pressure sealing pad; 122, low pressure seal pad; 21, oil duct; 22, bearing; 31, brush ring; 32, hollow straight tube; 321, thrust ball bearing; 322, radial ball bearing; 211, oil outlet; 212, 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 the electronic center-rotary joint of a kind of Hexamermis spp, 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 is communicated with the inflow pipeline 9 on solid of rotation 1, and it is inner that hydraulic oil enters solid of rotation 1 through inflow pipeline 9 from oil input channel, and store 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 6 annular oil grooves 11, forming six 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.
The outer wall of solid of rotation 1 is provided with upper and lower two shifting blocks 8.Hydraulic fluid port is directly arranged on the outer wall of solid of rotation 1, and surrounding is distributed with the screw hole for being connected and fixed pipeline access port, and high pressure oil inlet pipe and solid of rotation 1 are prohibited evil spirit and be connected by screw easy to use.
When external conveyance conduit is connected with filler opening 212, around filler opening 212, arrange screw hole, screw easy to use is by high pressure oil inlet pipe and solid of rotation 1 compact siro spinning technology.
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 212 of oil duct 21 communicates with annular oil groove 11, and the oil outlet 211 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.
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 be played a supporting role 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 thrust ball bearing 321 and radial ball bearing 322, 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 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 (8)
1. the electronic center-rotary joint of Hexamermis spp, 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; The outer wall of described solid of rotation is provided with upper and lower two shifting blocks; The outer wall of described solid of rotation is provided with screw hole, and screw hole is arranged on the filler opening surrounding of oil input channel;
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;
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 electronic center-rotary joint of Hexamermis spp 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 electronic center-rotary joint of Hexamermis spp 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.
4. the electronic center-rotary joint of Hexamermis spp as claimed in claim 1, is characterized in that: the joint of described solid of rotation and top cover is provided with sealing gasket.
5. the electronic center-rotary joint of Hexamermis spp as claimed in claim 1, is characterized in that: be provided with thrust ball bearing and radial ball bearing between described bottom and middle pipe lower end.
6. the electronic center-rotary joint of Hexamermis spp as claimed in claim 1, is characterized in that: be provided with bearing between described mandrel upper end and middle pipe.
7. the electronic center-rotary joint of Hexamermis spp as claimed in claim 1, is characterized in that: the joint of described top cover and middle pipe upper end is provided with key.
8. the electronic center-rotary joint of Hexamermis spp 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 |
|---|---|---|---|
| CN201520425486.3U CN204829064U (en) | 2015-06-19 | 2015-06-19 | Electronic central swivel joint of six passageways |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520425486.3U CN204829064U (en) | 2015-06-19 | 2015-06-19 | Electronic central swivel joint of six passageways |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204829064U true CN204829064U (en) | 2015-12-02 |
Family
ID=54686663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520425486.3U Expired - Fee Related CN204829064U (en) | 2015-06-19 | 2015-06-19 | Electronic central swivel joint of six passageways |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204829064U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591772A (en) * | 2018-12-26 | 2019-04-09 | 广东车海洋环保科技有限公司 | A kind of split type carwash rocker arm easy to disassemble |
-
2015
- 2015-06-19 CN CN201520425486.3U patent/CN204829064U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109591772A (en) * | 2018-12-26 | 2019-04-09 | 广东车海洋环保科技有限公司 | A kind of split type carwash rocker arm easy to disassemble |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20170619 |