CN213332109U - Large-scale cardan shaft for mining machinery - Google Patents
Large-scale cardan shaft for mining machinery Download PDFInfo
- Publication number
- CN213332109U CN213332109U CN202022205235.8U CN202022205235U CN213332109U CN 213332109 U CN213332109 U CN 213332109U CN 202022205235 U CN202022205235 U CN 202022205235U CN 213332109 U CN213332109 U CN 213332109U
- Authority
- CN
- China
- Prior art keywords
- shaft
- connecting cylinder
- spline
- lifting lug
- mining machinery
- 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.)
- Active
Links
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model provides a mining machinery is with large-scale universal shaft, it includes connecting axle, connecting cylinder, cross axle and connection end seat, through setting up the oil filler point convenience of customers on the connecting cylinder outer wall and carry out the injection of lubricating oil to make things convenient for the staff to lubricate the universal shaft well complex shaft barrel junction, and can improve the water conservancy diversion performance of fluid in the shaft barrel junction through the complex spline, reduce the wearing and tearing of shaft barrel junction, improve the transmission stability and the operational reliability who leads to the universal shaft, increase of service life.
Description
Technical Field
The utility model relates to a mechanical transmission equipment technical field especially relates to a mining machinery is with large-scale cardan shaft.
Background
The universal shaft utilizes the mechanism characteristics of the universal joint to ensure that the two shafts are not on the same axis, and the continuous rotation of the two connected shafts can be realized under the condition of an included angle of the axes, and the torque and the motion can be reliably transmitted. The universal shaft realizes the transmission of power and steering at two ends of the shaft body through the matching of the shaft body and the joint, and therefore, the shaft body and the joint are respectively provided with matched spline grooves to realize the limiting of the shaft body and the joint in the circumferential direction, and the shaft body and the joint are axially positioned and locked through a fastener.
The universal shaft has wide types and application fields, and common mechanical equipment uses small universal shafts, but large universal shafts are generally used in the industries of ships, mines, metallurgy and the like. The universal shaft applied to the mining mechanical equipment has the advantages that the working environment is severe, the pollution is heavy, the dust is large, the abrasion is easy to occur at the joint of the shaft barrel, the transmission stability and the working reliability of the universal shaft are further caused, and the service life of the universal shaft is shortened.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a large universal shaft for mining machinery, which comprises a connecting shaft, a connecting cylinder, a cross shaft and a connecting end seat;
the connecting shaft is connected into the connecting cylinder, a spline is arranged on the outer wall of the connecting shaft, a spline groove is arranged in the connecting cylinder, the spline is matched with the spline groove, and the spline extends along the axial direction of the connecting shaft;
the end parts of the connecting shaft and the connecting cylinder are respectively provided with a first lifting lug, and two ends of the cross shaft along a first direction are rotatably connected into the first lifting lugs;
the connecting end seat is provided with a second lifting lug, and two ends of the cross shaft along a second direction are rotatably connected into the second lifting lug;
oil injection holes are formed in the outer wall of the connecting cylinder, and the oil injection holes are arranged at intervals along the circumferential direction of the connecting cylinder;
the tip of oil filler point sets up the screw hole, the oil filler point is connected with the stopper, the stopper with screw hole threaded connection.
Further, the oil filler hole is a through hole.
Further, the plug is in interference fit with the oil filling hole.
Further, the first lifting lug and the second lifting lug are arranged perpendicularly to each other.
Compared with the prior art, the utility model provides a large-scale cardan shaft is used to mining machinery, its beneficial effect lies in: through setting up the oil filler point convenience of customers on the connecting cylinder outer wall and carrying out the injection of lubricating oil to make things convenient for the staff to lubricate the cardan shaft well complex shaft section of thick bamboo junction, and can improve the water conservancy diversion performance of fluid in the shaft section of thick bamboo junction through the complex spline, reduce the wearing and tearing of shaft section of thick bamboo junction, improve the transmission stability and the operational reliability who leads to the cardan shaft.
Drawings
FIG. 1 is a schematic structural view of a large universal shaft for mining machinery in an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of a large universal shaft for mining machinery in an embodiment of the present invention;
fig. 3 is a schematic view of a local explosion of a large universal shaft for mining machinery in an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, the present invention provides a large universal shaft for mining machinery, which includes a connecting shaft 10, a connecting cylinder 20, a cross 30 and a connecting end seat 40.
The connecting shaft 10 is connected in the connecting cylinder 20, the outer wall of the connecting shaft 10 is provided with the spline 11, the connecting cylinder 20 is internally provided with the spline groove 21, the spline 11 is matched with the spline groove 21, the spline 11 extends along the axis direction of the connecting shaft 10, and then the connecting shaft 10 and the connecting cylinder 20 can be adjusted along the axis direction. The connecting shaft 10 and the connecting cylinder 20 are fastened and connected by fasteners, and the fasteners are conventional in the art, such as locking bolts, and are not described herein again.
The end portions of the connecting shaft 10 and the connecting cylinder 20 are respectively provided with a first lifting lug 31, and two ends of the cross shaft 30 along the first direction are rotatably connected in the first lifting lugs 31.
The connecting end seat 40 is provided with a second lifting lug 32, and two ends of the cross shaft 30 along the second direction are rotatably connected in the second lifting lug 32, wherein the ends of the first lifting lug 31 and the second lifting lug 32 are respectively provided with a connecting hole; the first lifting lug 31 and the second lifting lug 32 are arranged perpendicular to each other.
A plurality of oil injection holes 22 are formed in the outer wall of the connecting cylinder 20, the oil injection holes 22 are arranged at intervals in the circumferential direction of the connecting cylinder 20, and the oil injection holes 22 are through holes.
The end of the oil filling hole 22 is provided with a threaded hole, the oil filling hole 22 is connected with a plug 23, the plug 23 is in threaded connection with the threaded hole, and the plug 23 and the oil filling hole 22 are in interference fit to prevent lubricating oil from leaking. Through setting up the injection point 22 convenience of customers on connecting cylinder 20 outer wall and carrying out the injection of lubricating oil to make things convenient for the staff to lubricate the cardan shaft well complex shaft section of thick bamboo junction, and can improve the conductivity of fluid in the shaft section of thick bamboo junction through complex spline 11, reduce connecting axle 10 and connecting cylinder 20 in the wearing and tearing of junction, improve the transmission stability and the operational reliability who leads to the cardan shaft, increase of service life.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (4)
1. A large universal shaft for mining machinery is characterized by comprising a connecting shaft, a connecting cylinder, a cross shaft and a connecting end seat;
the connecting shaft is connected into the connecting cylinder, a spline is arranged on the outer wall of the connecting shaft, a spline groove is arranged in the connecting cylinder, the spline is matched with the spline groove, and the spline extends along the axial direction of the connecting shaft;
the end parts of the connecting shaft and the connecting cylinder are respectively provided with a first lifting lug, and two ends of the cross shaft along a first direction are rotatably connected into the first lifting lugs;
the connecting end seat is provided with a second lifting lug, and two ends of the cross shaft along a second direction are rotatably connected into the second lifting lug;
oil injection holes are formed in the outer wall of the connecting cylinder, and the oil injection holes are arranged at intervals along the circumferential direction of the connecting cylinder;
the tip of oil filler point sets up the screw hole, the oil filler point is connected with the stopper, the stopper with screw hole threaded connection.
2. The large cardan shaft according to claim 1, wherein said oil filler hole is a through hole.
3. A large cardan shaft according to claim 1, wherein said plug is an interference fit with said oil filler hole.
4. The large cardan shaft according to claim 1, wherein said first lifting lug and said second lifting lug are arranged perpendicular to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022205235.8U CN213332109U (en) | 2020-09-30 | 2020-09-30 | Large-scale cardan shaft for mining machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022205235.8U CN213332109U (en) | 2020-09-30 | 2020-09-30 | Large-scale cardan shaft for mining machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213332109U true CN213332109U (en) | 2021-06-01 |
Family
ID=76069869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022205235.8U Active CN213332109U (en) | 2020-09-30 | 2020-09-30 | Large-scale cardan shaft for mining machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213332109U (en) |
-
2020
- 2020-09-30 CN CN202022205235.8U patent/CN213332109U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213332109U (en) | Large-scale cardan shaft for mining machinery | |
| CN203770444U (en) | Rolling-needle-free heavy-load universal joint of universal coupling | |
| CN201739370U (en) | Integral type shaft head and ball cage coupler with mandril | |
| CN103775519A (en) | Universal coupling overloading cross shaft with no roller pin | |
| CN202866686U (en) | Rotary drilling rig and double-channel hydraulic power transmission hoisting swivel elevator thereof | |
| CN210484439U (en) | Spline transmission centering structure of universal coupling | |
| CN109915496B (en) | SWC-BH type integral fork head cross shaft type telescopic welding type universal coupling | |
| CN210526300U (en) | Agricultural tractor transfer transmission assembly | |
| CN204628269U (en) | A kind of straight-tooth end-tooth pivoting support | |
| CN203778493U (en) | Cross shaft assembly of universal coupling | |
| CN204236551U (en) | A kind of steering assembly and automobile | |
| CN203114929U (en) | Cardan joint assembly with counter bores | |
| CN202451630U (en) | Tooth type coupler | |
| CN217814623U (en) | Cross axle universal coupling | |
| CN219493268U (en) | Bearing positioning structure for spiral hydraulic actuator and spiral hydraulic actuator | |
| CN212318484U (en) | Pin shaft assembling structure convenient to lubricate | |
| CN114151378B (en) | Shafting assembly structure | |
| CN107218314B (en) | Transmission shaft middle supporting structure and transmission shaft assembly | |
| CN216519261U (en) | Heavy-load safety hydraulic coupling | |
| CN207892981U (en) | A kind of sealed motive force shafting of ship model | |
| CN220523122U (en) | Tooth-type coupling structure | |
| CN214171620U (en) | Self-locking high-pressure rubber pipe assembly | |
| CN216111811U (en) | Forced transmission gear coupling | |
| CN219954011U (en) | Film disc coupling | |
| CN216589665U (en) | Wear-resistant universal coupling easy to lubricate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |