CN220891044U - Self-lubricating speed reducer - Google Patents
Self-lubricating speed reducer Download PDFInfo
- Publication number
- CN220891044U CN220891044U CN202322895807.3U CN202322895807U CN220891044U CN 220891044 U CN220891044 U CN 220891044U CN 202322895807 U CN202322895807 U CN 202322895807U CN 220891044 U CN220891044 U CN 220891044U
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- China
- Prior art keywords
- lubricating oil
- speed reducer
- piston
- lubricating
- box body
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 82
- 239000010687 lubricating oil Substances 0.000 claims abstract description 98
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 239000003921 oil Substances 0.000 claims description 18
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 abstract description 13
- 238000005507 spraying Methods 0.000 abstract description 2
- 230000001050 lubricating effect Effects 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model discloses a self-lubricating speed reducer, which comprises a speed reducer box body, wherein a gear transmission device is arranged in the speed reducer box body, the gear transmission device is rotationally connected with a low-speed shaft of the speed reducer, the low-speed shaft of the speed reducer penetrates through one side of the speed reducer box body, a lubricating oil circulating device is arranged on the low-speed shaft of the speed reducer, the lubricating oil circulating device is connected with a lubricating oil absorbing pipeline and a lubricating oil spraying device, the lubricating oil absorbing pipeline is connected with a lubricating oil collecting and filtering device, and the lubricating oil collecting and filtering device is arranged at the bottom of the speed reducer box body.
Description
Technical Field
The utility model relates to the technical field of speed reducers, in particular to a self-lubricating speed reducer.
Background
The speed reducer is an independent closed transmission device between the prime motor and the working machine, is used for reducing the rotating speed and increasing the torque so as to meet the working requirement, is also used for increasing the speed in certain occasions and is called a speed increaser, and mainly comprises transmission parts (gears or worms), shafts, bearings, a box body and accessories thereof, wherein the normal operation of the speed reducer cannot be separated from the mutual coordination among all parts, and all parts need to be lubricated timely and sufficiently.
The current speed reducer is in the inhomogeneous condition of easy emergence when filling lubricating oil, and partial gear, bearing can't obtain abundant lubrication, appear overheated, the phenomenon of wearing and tearing easily, reduces the life of speed reducer, and lubricating oil is in the inside bottom of speed reducer box always, can't make full use of and cause the waste of lubricating oil.
Disclosure of utility model
The technical purpose is that: aiming at the defects of the prior art, the utility model discloses a self-lubricating speed reducer, which can fully lubricate devices such as gears in the speed reducer and fully utilize lubricating oil.
The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme:
The utility model provides a self-lubricating speed reducer, includes speed reducer box and gear, gear sets up inside the speed reducer box, gear rotates with the speed reducer low-speed axle and is connected, the speed reducer low-speed axle runs through speed reducer box one side, be provided with lubricating oil circulating device on the speed reducer low-speed axle, lubricating oil circulating device is connected with lubricating oil absorption pipeline and lubricating oil injection apparatus, lubricating oil absorption pipeline is continuous with lubricating oil collection filter equipment, lubricating oil collection filter equipment sets up in speed reducer box bottom.
Preferably, the lubricating oil circulating device comprises a piston box body, a piston is arranged in the piston box body, a piston rod is connected to the lower end of the piston, one end of the piston rod is connected with the lower end face of the piston, the other end of the piston rod penetrates through the piston box body and is provided with a pulley connecting part at the lower end, a pulley is connected to the pulley connecting part in a rotating mode, an eccentric wheel is connected to the lower end of the pulley in a sliding mode, and the eccentric wheel is fixedly connected to a low-speed shaft of the speed reducer.
Preferably, the lubricating oil absorbing pipeline comprises a lubricating oil absorbing pipeline, one end of the lubricating oil absorbing pipeline is connected with the piston box body, the other end of the lubricating oil absorbing pipeline stretches into the lubricating oil collecting and filtering device, a one-way valve I is arranged in the lubricating oil absorbing pipeline, and the flowing direction of lubricating oil in the one-way valve I is from the lubricating oil collecting and filtering device to the piston box body.
Preferably, the lubricating oil injection device comprises a lubricating oil injection pipeline, one end of the lubricating oil injection pipeline is connected with the piston box body, the other end of the lubricating oil injection pipeline is fixed at the upper end inside the speed reducer box body and provided with a plurality of spray heads, the lubricating oil injection pipeline is also provided with a second one-way valve, and the flowing direction of lubricating oil in the second one-way valve is from the piston box body to the spray heads.
Preferably, the lubricating oil collecting and filtering device comprises an oil collecting tank, the oil collecting tank is arranged at the lower end of the inner part of the speed reducer box, a filter plate is arranged at the upper end of the oil collecting tank, a filter screen is arranged above the filter plate, and the positions of the filter plate and the filter screen correspond to the spray head.
Preferably, the piston rod is connected with a limiting plate in a sliding manner, the other end of the limiting plate is fixed on the side wall inside the speed reducer box, a telescopic spring is arranged between the limiting plate and the pulley connecting part, one end of the telescopic spring is connected with the lower end face of the limiting plate, and the other end of the telescopic spring is connected with the upper end face of the pulley connecting part.
The beneficial effects are that:
According to the utility model, the lubricating oil circulation device is arranged, the eccentric wheel is fixedly connected to the low-speed shaft of the speed reducer, and when the speed reducer runs, the eccentric wheel rotates along with the low-speed shaft of the speed reducer and pushes the pulley and the piston rod, so that the piston moves back and forth in the piston box body, lubricating oil in the oil collecting tank can be pumped through the oil suction pipeline, and the gear transmission device of the speed reducer is lubricated through the spray head, so that the gear transmission device of the speed reducer can be fully lubricated when the speed reducer is used, and meanwhile, the eccentric wheel is arranged on the low-speed shaft of the speed reducer, the oil injection speed of the self-lubricating device of the speed reducer can be changed according to different working conditions of the speed reducer, the lubricating effect of the self-lubricating device is ensured, and the service life of the speed reducer is prolonged.
According to the utility model, through arranging the spray head, the oil collecting tank, the filter plate and the filter screen with mutually corresponding positions, lubricating oil sprayed by the spray head can be recovered and filtered, and the impurity mixed by the part is isolated.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic diagram of a self-lubricating speed reducer according to the present utility model;
fig. 2 is a schematic diagram of the structure at a in fig. 1.
In the figure: 1. a speed reducer box; 2. a gear transmission; 3. a speed reducer low-speed shaft; 4. a piston housing; 5. a piston rod; 6. a piston; 7. a pulley connecting member; 8. a pulley; 9. an eccentric wheel; 10. a lubricating oil absorption pipe; 11. a lubricating oil injection pipe; 12. a spray head; 13. an oil collecting tank; 14. a filter plate; 15. a filter screen; 16. a telescopic spring; 17. a limiting block; 18. a first check valve; 19. and a second check valve.
Detailed Description
The present utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments of the utility model are shown, but in which the utility model is not so limited.
As shown in fig. 1-2, a self-lubricating speed reducer comprises a speed reducer box 1 and a gear transmission device 2, wherein the gear transmission device 2 is arranged inside the speed reducer box 1, the gear transmission device 2 is rotationally connected with a speed reducer low-speed shaft 3, the speed reducer low-speed shaft 3 penetrates through one side of the speed reducer box 1, a lubricating oil circulating device is arranged on the speed reducer low-speed shaft 3 and is connected with a lubricating oil absorbing pipeline and a lubricating oil spraying device, the lubricating oil absorbing pipeline is connected with a lubricating oil collecting and filtering device, and the lubricating oil collecting and filtering device is arranged at the inner bottom of the speed reducer box 1.
As shown in fig. 2, the lubricating oil circulation device comprises a piston box 4, a piston 6 is arranged in the piston box 4, a piston rod 5 is connected to the lower end of the piston 6, one end of the piston rod 5 is connected with the lower end face of the piston 6, the other end penetrates through the piston box 4 and the lower end is provided with a pulley connecting part 7, a pulley 8 is rotationally connected to the pulley connecting part 7, an eccentric wheel 9 is slidingly connected to the lower end of the pulley 8, and the eccentric wheel 9 is fixedly connected to the speed reducer low-speed shaft 3.
The lubricating oil absorption pipeline comprises a lubricating oil absorption pipeline 10, one end of the lubricating oil absorption pipeline 10 is connected with the piston box body 4, the other end of the lubricating oil absorption pipeline extends into the lubricating oil collecting and filtering device, a first check valve 18 is arranged in the lubricating oil absorption pipeline 10, the flowing direction of lubricating oil in the first check valve 18 is from the lubricating oil collecting and filtering device to the piston box body 4, the first check valve 18 can ensure that the lubricating oil is always sucked into the piston box body 4 from the oil collecting tank 13, and normal operation of the device is ensured.
The lubricating oil injection device comprises a lubricating oil injection pipeline 11, one end of the lubricating oil injection pipeline 11 is connected with the piston box body 4, the other end of the lubricating oil injection pipeline is fixed at the upper end inside the speed reducer box body 1 and is provided with a plurality of spray heads 12, a second check valve 19 is further arranged on the lubricating oil injection pipeline 12, the flowing direction of lubricating oil in the second check valve 19 is from the piston box body 4 to the spray heads 12, the second check valve 19 is arranged to ensure that the lubricating oil always enters the lubricating oil injection pipeline 12 from the piston box body 4, and the lubricating oil can be sprayed out through the spray heads 12 to lubricate the gear transmission device 2 of the speed reducer.
The lubricating oil collecting and filtering device comprises an oil collecting tank 13, the oil collecting tank 13 is arranged at the lower end inside the speed reducer box 1, a filter plate 14 is arranged at the upper end of the oil collecting tank 13, a filter screen 15 is arranged above the filter plate 14, the positions of the filter plate 14 and the filter screen 15 correspond to the spray head 12, a plurality of holes are formed in the filter plate 14, lubricating oil can be guaranteed to enter the oil collecting tank 13, meanwhile, the positions of the filter plate 14 and the filter screen 15 correspond to the positions of the spray head 12, lubricating oil sprayed out of the spray head 12 can be guaranteed to accurately filter through the filter plate 14 and the filter screen 15, and normal lubricating effect is guaranteed to be influenced by excessive impurities in the lubricating oil.
In a specific embodiment, the piston rod 5 is slidably connected with a limiting plate 17, the other side of the limiting plate 17 is fixed on the inner side wall of the speed reducer box 1, a telescopic spring 16 is arranged between the limiting plate 17 and the pulley connecting component 7, one end of the telescopic spring 16 is connected with the lower end face of the limiting plate 17, the other end of the telescopic spring is connected with the upper end face of the pulley connecting component 7, and the telescopic spring 16 is arranged to provide a downward force for the piston rod 5, so that the telescopic rod 5 can be reset in time, and the normal operation of the lubricating oil circulating device is ensured.
The working principle of the utility model is as follows: after the speed reducer starts to work, the speed reducer low-speed shaft 3 starts to rotate, when the speed reducer low-speed shaft 3 rotates, the eccentric wheel 9 arranged on the speed reducer low-speed shaft 3 also rotates along with the speed reducer low-speed shaft 3, different positions of the eccentric wheel 9 are different in length from the speed reducer low-speed shaft 3, so that the pulley 8 is driven to rotate when the eccentric wheel 9 rotates to further drive the piston rod 5 to move up and down, the telescopic spring 16 on the piston rod 5 can also provide a downward force for the piston rod 5, the piston rod 5 can be reset timely, lubricating oil in the bottom oil collecting tank 13 is sucked into the piston box 4 through the lubricating oil absorption pipeline 10, then the lubricating oil is pushed into the lubricating oil injection pipeline 11 through the piston 6, the sprayed lubricating oil is sprayed out of the gear transmission device 2 of the speed reducer, the sprayed lubricating oil falls down due to gravity and then is filtered through the filter screen 15 and the filter plate 14, and finally enters the oil collecting tank 13 again, the circulating lubricating the gear transmission device 2 is ensured to be always in a lubricating state, and the service life of the speed reducer can be prolonged.
The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.
Claims (6)
1. The utility model provides a self-lubricating speed reducer, includes speed reducer box (1) and gear drive (2), its characterized in that, gear drive (2) set up inside speed reducer box (1), gear drive (2) rotate with speed reducer low-speed axle (3) and are connected, speed reducer low-speed axle (3) run through speed reducer box (1) one side, be provided with lubricating oil circulating device on speed reducer low-speed axle (3), lubricating oil circulating device is connected with lubricating oil absorption pipeline and lubricating oil injection apparatus, lubricating oil absorption pipeline is continuous with lubricating oil collection filter equipment, lubricating oil collection filter equipment sets up the bottom in speed reducer box (1).
2. The self-lubricating speed reducer according to claim 1, wherein the lubricating oil circulating device comprises a piston box body (4), a piston (6) is arranged in the piston box body (4), a piston rod (5) is connected to the lower end of the piston (6), one end of the piston rod (5) is connected with the lower end face of the piston (6), the other end penetrates through the piston box body (4) and the lower end is provided with a pulley connecting part (7), a pulley (8) is rotatably connected to the pulley connecting part (7), an eccentric wheel (9) is abutted to the lower end of the pulley (8), and the eccentric wheel (9) is fixedly connected to a low-speed shaft (3) of the speed reducer.
3. A self-lubricating speed reducer according to claim 2, wherein the lubricating oil absorption pipeline comprises a lubricating oil absorption pipeline (10), one end of the lubricating oil absorption pipeline (10) is connected with the piston box body (4), the other end of the lubricating oil absorption pipeline extends into the lubricating oil collecting and filtering device, a one-way valve (18) is arranged in the lubricating oil absorption pipeline (10), and the flowing direction of lubricating oil in the one-way valve (18) is from the lubricating oil collecting and filtering device to the piston box body (4).
4. The self-lubricating speed reducer according to claim 2, wherein the lubricating oil injection device comprises a lubricating oil injection pipeline (11), one end of the lubricating oil injection pipeline (11) is connected with the piston box body (4), the other end of the lubricating oil injection pipeline is fixed at the upper end inside the speed reducer box body (1) and is provided with a plurality of spray heads (12), a second check valve (19) is further arranged inside the lubricating oil injection pipeline (11), and the flowing direction of lubricating oil in the second check valve (19) is from the piston box body (4) to the spray heads (12).
5. The self-lubricating speed reducer according to claim 4, wherein the lubricating oil collecting and filtering device comprises an oil collecting tank (13), the oil collecting tank (13) is arranged at the lower end inside the speed reducer box (1), a filter plate (14) is arranged at the upper end of the oil collecting tank (13), a filter screen (15) is arranged above the filter plate (14), and the positions of the filter plate (14) and the filter screen (15) correspond to the spray head (12).
6. The self-lubricating speed reducer according to claim 2, wherein the piston rod (5) is slidably connected with a limiting plate (17), the other end of the limiting plate (17) is fixed on the inner side wall of the speed reducer box (1), a telescopic spring (16) is arranged between the limiting plate (17) and the pulley connecting component (7), one end of the telescopic spring (16) is connected with the lower end face of the limiting plate (17), and the other end of the telescopic spring is connected with the upper end face of the pulley connecting component (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322895807.3U CN220891044U (en) | 2023-10-27 | 2023-10-27 | Self-lubricating speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322895807.3U CN220891044U (en) | 2023-10-27 | 2023-10-27 | Self-lubricating speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220891044U true CN220891044U (en) | 2024-05-03 |
Family
ID=90838023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322895807.3U Active CN220891044U (en) | 2023-10-27 | 2023-10-27 | Self-lubricating speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220891044U (en) |
-
2023
- 2023-10-27 CN CN202322895807.3U patent/CN220891044U/en active Active
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| GR01 | Patent grant | ||
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