CN202361046U - Connecting shaft lubrication device - Google Patents
Connecting shaft lubrication device Download PDFInfo
- Publication number
- CN202361046U CN202361046U CN2011204831576U CN201120483157U CN202361046U CN 202361046 U CN202361046 U CN 202361046U CN 2011204831576 U CN2011204831576 U CN 2011204831576U CN 201120483157 U CN201120483157 U CN 201120483157U CN 202361046 U CN202361046 U CN 202361046U
- Authority
- CN
- China
- Prior art keywords
- ring
- inner ring
- oil
- oil outlet
- lubricating fitting
- 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
Images
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a connecting shaft lubrication device which is characterized by comprising an outer ring and an inner ring sleeved in the outer ring through a bearing, wherein sealing devices are arranged at the two combined ends of the inner ring and the outer ring; a sealing cavity is formed between the two sealing devices; an oil inlet hole leading to the sealing space is formed in the outer ring, and an oil outlet hole is formed in the inner ring; one end of the oil outlet hole is communicated with the sealing space, and the other end of the oil outlet hole is arranged at the end of the inner ring; and the oil outlet hole is connected with a lubrication point through an oil conveying pipe. Compared with the prior art, the connecting shaft lubrication device can lubricate a rotating connecting shaft and ensure continuous oil supply, so that the oil amount in a crossed joint and a sliding key of the connecting shaft is sufficient; and in an environment with much water, the lubrication point is ensured to be full of oil, so that water is not easy to enter the lubrication point, and the lubrication effect is good.
Description
Technical field
The utility model relates to field of mechanical technique, more specifically to a kind of device that can be lubricated rotating transmission connecting shaft lubricating point.
Background technique
In industrial processes, transmission connecting shaft is comparatively common.Generally connecing the everything coupling of axle lubricated is dry oil lubrication, when connecing axle and stop operating, transport pipe is installed cross joint, sliding key sleeve are refueled, and can run well to guarantee it, unloads transport pipe after adding the oil filling amount abundance.But connect axle when under the environment harsh conditions, working, for example, under the more environment of water; The cross joint, the feather key that connect axle are intake easily; Wash away lubricant oil, destroy lubricated environment, and can't shut down timely filling lubricant oil, cause insufficient lubrication; Device damage under permanent not only influences production but also increased the spare part cost.
At present, still do not have a kind of effective device to connect lasting fuel feeding, guarantee that it reaches best lubricating effect the axial cross that connects of rotary work.
Summary of the invention
The purpose of the utility model is to provide a kind of lubricating fitting that connects, and originally connects a lubricating fitting and can when connecing shaft universal-joint work, be lubricated work, guarantees to connect the normal operation of axle.
For achieving the above object, the technological scheme that the utility model adopted is following:
A kind of lubricating fitting that connects comprises swivel joint, and described swivel joint comprises the outer ring and be located at the inner ring in it through bearing housing, wherein the internal diameter of inner ring with connect axle and cooperate; The two end part that inner ring combines with the outer ring are provided with the sealing positioning device; The sealing positioning device at two ends, inner ring external diameter, outer ring internal diameter three form sealed cavity; Circle body is provided with the oil inlet hole that leads to above-mentioned sealed cavity through the outer ring on the said outer ring, and the oil inlet hole outer end is connected with lubricant oil; Said inner ring circle body is provided with oil outlet, and oil outlet the inner is communicated with sealed cavity, the inner ring end is located at through the inner ring circle body in the outer end, and the oil outlet outer end connects lubricating point through transport pipe.
Above-mentioned lubricating fitting, described oil outlet are provided with three, and wherein two are positioned at inner ring one end, and another is positioned at the inner ring the other end.
Above-mentioned lubricating fitting, described bearing is two, is provided with setting sleeve between the two bearings, the setting sleeve internal diameter is greater than the inner ring external diameter.
Above-mentioned lubricating fitting, said inner ring one end is provided with the step that cooperates with the outer ring internal diameter; Said inner ring step inboard is provided with the bearing positioning boss less than stepped diameters; The inner of said oil outlet is positioned on the bearing positioning boss and perpendicular to the inner ring axial direction, oil outlet residue section through the inner ring circle body and behind the inner ring axial direction oil outlet outer end be positioned at the inner ring exterior edge face; Above-mentioned oil outlet is provided with two, and two oil outlets are symmetrically distributed.
Above-mentioned lubricating fitting is characterized in that: it is inboard that said bearing is positioned at the sealing positioning device; Described sealing positioning device is divided into two-part: be positioned at the inner ring stepped ends and divide and the offside end portion, described stepped ends branch comprises the check ring that is connected in outer ring internal diameter, positioning step end, and inner ring step and outer ring internal diameter abutting end are provided with O-ring seals; Described offside end portion comprises the check ring that is connected in the outer ring internal diameter; Be provided with back-up ring in the check ring; Be provided with seal ring, Sealing shield ring in the back-up ring successively; The interior side pressure gear shaft of said Sealing shield ring holds, the Sealing shield ring internal diameter is provided with the O-ring seals that cooperates with the inner ring external diameter, and said O seal ring is provided with twice at least.
Above-mentioned lubricating fitting, said outer ring internal diameter is provided with cell body, and said cell body one end is communicated with oil inlet hole, the other end communication seals cavity.
Above-mentioned lubricating fitting, said oil outlet is provided with the flow switch device; Described flow switch device comprises housing; Be provided with steel ball in the housing; One end of steel ball be provided be communicated with transport pipe less than steel ball size portalling of cooperating with the steel ball arc, the other end top shooting property parts, the upper end is provided with the through hole that cooperates with the steel ball arc to the direction deflection of portalling.
The beneficial effect of the utility model shows:
The utility model comprises two parts, and outer ring and be sheathed on the inner ring in it is arranged with bearing between inner ring and the outer ring; Both can realize relatively rotating, will connect axle and fixedly be placed among the inner ring, when inner ring along with connecing when rotation axle; It is static that the outer ring keeps, and carries out oil transportation through the oil inlet hole on the outer ring, and oily oil outlet on inner ring again and transport pipe are lubricated lubricating point with connecing the axle rotation in real time; Thereby realize lubricating, guarantee the proper functioning of universal joint.
The end of inner ring is provided with step and positioning boss; Step, positioning boss and remainder form the little external diameter of inner ring, middle external diameter, big three kinds of sizes of external diameter; Be convenient between inner ring and the outer ring, the location between bearing and the inner ring, thereby guarantee the normal operation of device really.
Bearing adopts two, positions through setting sleeve between the two bearings, and the internal diameter of setting sleeve is greater than the inner ring external diameter, thereby the assurance seal space guarantees that lubricant oil can arrive transport pipe through filler opening, seal space and oil outlet.
After being provided with bearing, for guaranteeing normal operation, bearing self also need be lubricated, and offers after the cell body, and lubricant oil also can be lubricated bearing on the one hand, makes lubricant oil can get into seal space smoothly on the other hand.
Description of drawings
In order to be illustrated more clearly in the application embodiment or technological scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments that put down in writing among the application, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings;
Fig. 1 is a kind of swivel joint sectional view that revolves Coupling Shaft that can lubricate of the utility model;
Fig. 2 is the flow control switch view of the utility model;
Fig. 3 is the utility model device work view.
Embodiment:
Combine accompanying drawing to come the utility model is described in detail with embodiment below:
Fig. 1 is a kind of swivel joint sectional view that connects a lubricating fitting of the utility model.
Fig. 2 is the flow control switch view of the utility model.
As shown in Figure 2, adjusting nut 18 is arranged on the flow switch 17.Adjusting nut 18 Regulation springs change the flow of fluid, and fluid is one-way flow through flow switch 17.
Fig. 3 is the utility model device work view.
As shown in Figure 3, be mounted lubricating fitting.The internal diameter of inner ring 2 matches with connecing axle, adopt connect spool, the mode of inner ring fixedly swivel joint connecing on the axle.Three flow switches 17 are placed on three oil outlets, are connected with oil hose 20, oil hose 24, oil hose 27, and through fixing frame 21, fixing frame 25, fixing frame 26 is fixed on and connects on the axle.Cross joint 29, cross joint 19, the lubricating point of sliding key sleeve 28 connect three oil hoses respectively.Oil inlet pipe 22 adopts cast iron tube.
In use, the lubricating fitting of the utility model is installed, is opened oil supplying device; Lubricant oil gets into the left side of bearing 9 through oil inlet pipe 22, oil inlet hole 16; After fluid reaches pressure, get into the cavity between two bearings, meanwhile lubricated bearing 9 through the space of bearing 9.Part fluid is through oil outlet 4 outputs, and a part of fluid has lubricated bearing 12 simultaneously through bearing 11 entering right sides, and fluid is through oil outlet 14, oil outlet 15 outputs.Three part fluid of output get into lubricating point through three flow switches, oil hose.Rotate if connect axle, inner ring 2 is fixing synchronously rotating with connecing axle, and bearing 9, bearing 11 rotations are arranged between inner ring 2 and the outer ring 1, and then outer ring 1 is static with oil inlet pipe 22 and ground.Connect axle in rotation, lubricating oil gets into each lubricating point that connects axle.Oil inlet pipe 22 adopts cast iron tube, connects axle and rotates, if stuck phenomenon takes place swivel joint 23, cast iron tube can rupture to guarantee to connect the normal rotation of axle, protection swivel joint and other equipment under the effect of rotation external force easily.
It is thus clear that originally connect a lubricating fitting, can the axle that connect of rotation be lubricated, guarantee to continue fuel feeding, make and connect that axial cross connects, guarantee that oil mass is sufficient in the feather key, under the more environment of water, keep malleation in the lubricating point, lubricated good.And easy to use, simple in structure, low cost of manufacture, long service life etc.
The above only is the application's a preferred implementation, makes those skilled in the art can understand or realize the application.Multiple modification to these embodiments will be conspicuous to one skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the application or scope in other embodiments among this paper.Therefore, the application will can not be restricted to these embodiments shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (14)
1. one kind connects a lubricating fitting, it is characterized in that, comprises swivel joint, and described swivel joint comprises the outer ring and be located at the inner ring in it through bearing housing, wherein the internal diameter of inner ring with connect axle and cooperate; The two end part that inner ring combines with the outer ring are provided with the sealing positioning device; The sealing positioning device at two ends, inner ring external diameter, outer ring internal diameter three form sealed cavity; Circle body is provided with the oil inlet hole that leads to above-mentioned sealed cavity through the outer ring on the said outer ring, and the oil inlet hole outer end is connected with lubricant oil; Said inner ring circle body is provided with oil outlet, and oil outlet the inner is communicated with sealed cavity, the inner ring end is located at through the inner ring circle body in the outer end, and the oil outlet outer end connects lubricating point through transport pipe.
2. lubricating fitting according to claim 1 is characterized in that: described oil outlet is provided with three.
3. lubricating fitting according to claim 2 is characterized in that: in said three oil outlets, wherein two are positioned at inner ring one end, and another is positioned at the inner ring the other end.
4. lubricating fitting according to claim 1 is characterized in that: described bearing is two, is provided with setting sleeve between the two bearings, and the setting sleeve internal diameter is greater than the inner ring external diameter.
5. lubricating fitting according to claim 1 and 2 is characterized in that: said inner ring one end is provided with the step that cooperates with the outer ring internal diameter.
6. lubricating fitting according to claim 5 is characterized in that: said inner ring step inboard is provided with the bearing positioning boss less than stepped diameters.
7. lubricating fitting according to claim 6; It is characterized in that: the inner of said oil outlet is positioned on the bearing positioning boss and perpendicular to the inner ring axial direction, oil outlet residue section through the inner ring circle body and behind the inner ring axial direction oil outlet outer end be positioned at the inner ring exterior edge face.
8. lubricating fitting according to claim 7 is characterized in that: above-mentioned oil outlet is provided with two, and two oil outlets are symmetrically distributed.
9. lubricating fitting according to claim 1 is characterized in that: it is inboard that said bearing is positioned at the sealing positioning device.
10. lubricating fitting according to claim 1 is characterized in that: said outer ring internal diameter is provided with cell body, and said cell body one end is communicated with oil inlet hole, the other end communication seals cavity.
11. according to claim 1 or 9 described lubricating fittings; It is characterized in that: described sealing positioning device is divided into two-part: be positioned at the inner ring stepped ends and divide and the offside end portion; Described stepped ends branch comprises the check ring that is connected in outer ring internal diameter, positioning step end, and inner ring step and outer ring internal diameter abutting end are provided with O-ring seals; Described offside end portion comprises the check ring that is connected in the outer ring internal diameter; Be provided with back-up ring in the check ring; Be provided with seal ring, Sealing shield ring in the back-up ring successively, the interior side pressure gear shaft of said Sealing shield ring holds, the Sealing shield ring internal diameter is provided with the O-ring seals that cooperates with the inner ring external diameter.
12. lubricating fitting according to claim 1 is characterized in that: said oil outlet is provided with the flow switch device.
13. lubricating fitting according to claim 11; It is characterized in that: described flow switch device comprises housing; Be provided with steel ball in the housing; One end of steel ball be provided be communicated with transport pipe less than steel ball size portalling of cooperating with the steel ball arc, the other end top shooting property parts, the upper end is provided with the through hole that cooperates with the steel ball arc to the direction deflection of portalling.
14. lubricating fitting according to claim 11 is characterized in that: said O seal ring is provided with twice at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204831576U CN202361046U (en) | 2011-11-29 | 2011-11-29 | Connecting shaft lubrication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204831576U CN202361046U (en) | 2011-11-29 | 2011-11-29 | Connecting shaft lubrication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202361046U true CN202361046U (en) | 2012-08-01 |
Family
ID=46572232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204831576U Expired - Fee Related CN202361046U (en) | 2011-11-29 | 2011-11-29 | Connecting shaft lubrication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202361046U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401224A (en) * | 2011-11-29 | 2012-04-04 | 莱芜钢铁集团有限公司 | Connecting shaft lubricating device |
| CN110219973A (en) * | 2019-06-04 | 2019-09-10 | 广东技术师范大学 | A kind of gear transmission structure |
-
2011
- 2011-11-29 CN CN2011204831576U patent/CN202361046U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102401224A (en) * | 2011-11-29 | 2012-04-04 | 莱芜钢铁集团有限公司 | Connecting shaft lubricating device |
| CN110219973A (en) * | 2019-06-04 | 2019-09-10 | 广东技术师范大学 | A kind of gear transmission structure |
| CN110219973B (en) * | 2019-06-04 | 2024-04-02 | 广东技术师范大学 | Gear transmission structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101636291B (en) | Apparatus for delivering air through powered axle assemblies | |
| CN202361046U (en) | Connecting shaft lubrication device | |
| CN205001708U (en) | 6 tonne pneumatic tyred excavator uses central swivel joint | |
| CN110332240A (en) | A kind of sealed bearing adapting to harsh environments | |
| CN202561338U (en) | Rotating joint and oil cylinder having the rotating joint | |
| CN105134537A (en) | Adaptation of a hydraulic motor | |
| CN102401224A (en) | Connecting shaft lubricating device | |
| CN202732909U (en) | Overrunning clutch lubricant passage way structure | |
| CN102355973A (en) | Rolling mill drive with oil recirculation system having air pressure feature | |
| WO2010001934A1 (en) | Turning mechanism for construction machine | |
| CN216478539U (en) | Axial positioning structure of cross assembly | |
| CN206159257U (en) | Cross -axle universal joint | |
| CN105065649A (en) | Flexible hinge pin lubrication oil path structure | |
| CN214617803U (en) | Through bridge lubricating system | |
| CN205938277U (en) | 6 tonner wheeled excavator of air flue self -lubricating uses central swivel joint | |
| KR200429403Y1 (en) | Dispenser multi-swivel | |
| CN201391437Y (en) | Lubricant pump of semi-enclosed refrigerating compressor | |
| CN207078632U (en) | A kind of spiral conveyor and helical axis hitch | |
| CN201212520Y (en) | Hinged joint pin apparatus | |
| CN2816549Y (en) | Hydraulic-pipe hinge joint | |
| CN202914949U (en) | Rotary transportation device | |
| CN202252527U (en) | Rotating connector | |
| CN205968613U (en) | Quick -witted leak protection water installation of pneumatic watermill | |
| CN220600743U (en) | Non-contact type liquid conveying structure of rotary part | |
| CN221257823U (en) | Rotary valve for side oil feeding gun |
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 |
Granted publication date: 20120801 Termination date: 20151129 |