一种减速机用上油装置
By combining pressurized oil injection and a controllable oil distribution mechanism, the problems of uneven lubricant distribution and backflow are solved, achieving uniform distribution of lubricant inside the reducer, extending equipment life and improving work efficiency.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- YANGZHOU TAIFU INTELLIGENT MFG TRANSMISSION EQUIP CO LTD
- Filing Date
- 2025-10-24
- Publication Date
- 2026-07-17
AI Technical Summary
In traditional speed reducers, uneven lubricant distribution, oil backflow, and unstable oil circuits lead to unsatisfactory lubrication, affecting equipment lifespan and working efficiency.
Design an oil supply device that includes a booster-type oil injection mechanism and a controllable oil distribution mechanism, and ensure the uniform distribution of lubricating oil inside the reducer through hydraulic control and adjustable distribution.
It improves the stability and uniformity of lubricating oil, extends the service life of the speed reducer, and increases working efficiency.
Smart Images

Figure CN224515899U_ABST
Abstract
Claims
1. A lubrication device for a speed reducer, comprising a speed reducer housing (1), wherein a low-speed output shaft (4) and a high-speed output shaft (5) are mounted on bearings inside the speed reducer housing (1), characterized in that: A pressure-boosting oil injection mechanism (2) is provided on the top of the reducer housing (1). Controllable oil distribution mechanisms (3) are provided on both the left and right sides of the pressure-boosting oil injection mechanism (2). The pressure-boosting oil injection mechanism (2) includes an oil storage tank (201), a hydraulic cylinder (202), a transmission piston (203), a pressing plate (204), an oil injection pipe (205), and a pipe sealing plug (206). An oil storage tank (201) is fixedly installed at the upper end of the reducer housing (1). A hydraulic cylinder (202) is fixedly installed at the upper end of the oil storage tank (201). A transmission piston (206) is installed at the transmission end of the hydraulic cylinder (202). 3) The transmission end of the transmission piston (203) is fixedly connected to the extrusion plate (204). The controllable oil distribution mechanism (3) includes a first oil outlet pipe (301), a first electric control valve (302), a lower oil pipe (303), a first bearing oil distribution pipe (304), a second bearing oil distribution pipe (305), a second oil outlet pipe (306), a second electric control valve (307), a third bearing oil distribution pipe (308), and a fourth bearing oil distribution pipe (309). The left end of the oil storage tank (201) is fixedly connected to the first oil outlet pipe (301), and the right end of the oil storage tank (201) is fixedly connected to the second oil outlet pipe (306).
2. The oiling device for a speed reducer according to claim 1, characterized by: An oil injection pipe (205) is fixedly inserted into the right end of the oil storage tank (201), and a pipe sealing plug (206) is installed at the upper end of the oil injection pipe (205).
3. The oiling device for a speed reducer according to claim 1, characterized by: A second gear (7) is fixedly installed in the middle of the low-speed output shaft (4), and a first gear (6) is fixedly installed in the middle of the high-speed output shaft (5). The first gear (6) meshes with the second gear (7).
4. The oiling device for a speed reducer according to claim 1, characterized by: A first electrically controlled valve (302) is installed on the first oil outlet pipe (301). A lower oil pipe (303) is fixedly connected to one end of the first oil outlet pipe (301) away from the oil storage tank (201). The lower oil pipe (303) extends downward to the interior of the reducer housing (1) and is located above the first gear (6).
5. The oiling device for a speed reducer according to claim 1, characterized by: The first oil outlet pipe (301) is fixedly connected to the front end of the first bearing oil distribution pipe (304), and the second bearing oil distribution pipe (305) is fixedly connected to the rear end of the first oil outlet pipe (301).
6. The oiling device for a speed reducer according to claim 5, characterized by: The front end of the second oil outlet pipe (306) is fixedly connected to the third bearing oil distribution pipe (308), and the rear end of the second oil outlet pipe (306) is fixedly connected to the fourth bearing oil distribution pipe (309).
7. The oiling device for a speed reducer according to claim 5, characterized by: The ends of the first bearing oil distribution pipe (304) and the second bearing oil distribution pipe (305) that are away from the first oil outlet pipe (301) both extend above the high-speed output shaft (5).
8. The oiling device for a speed reducer according to claim 6, characterized by: The ends of the third bearing oil distribution pipe (308) and the fourth bearing oil distribution pipe (309) that are away from the second oil outlet pipe (306) both extend above the low-speed output shaft (4).