CN217898737U - Speed reducer with self-lubricating function - Google Patents
Speed reducer with self-lubricating function Download PDFInfo
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- CN217898737U CN217898737U CN202221991104.XU CN202221991104U CN217898737U CN 217898737 U CN217898737 U CN 217898737U CN 202221991104 U CN202221991104 U CN 202221991104U CN 217898737 U CN217898737 U CN 217898737U
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Abstract
The utility model discloses a reduction gear with self-lubricating function, including the reducing gear box, be provided with the gear shaft in the reducing gear box and set up in epaxial reduction gear of gear, be provided with the bearing between gear shaft and the reducing gear box lateral wall, be provided with lubricating oil, its characterized in that in the bottom of reducing gear box: a lubricating cavity is formed on the side wall of the reduction gearbox adjacent to the bearing, a drainage channel is arranged in the side wall of the reduction gearbox, one end of the drainage channel is communicated with the lubricating oil, the other end of the drainage channel is communicated with the lubricating cavity, the drainage channel is provided with a drainage pump, the gear shaft is provided with a lubricating channel, one end of the lubricating channel is communicated with the lubricating cavity, and the other end of the lubricating channel is opened outwards and faces the reduction gear. The utility model provides a reduction gear with self-lubricating function improves the lubricated effect of reduction gear.
Description
Technical Field
The utility model relates to a speed reducer especially relates to a speed reducer with self-lubricating function.
Background
The transmission parts and the bearings of the speed reducer need to be well lubricated, and the purpose of the lubrication is mainly to reduce abrasion and dissipate heat, so that the working efficiency of the equipment is improved and the service life of the equipment is prolonged.
At present, the lubrication mode of a high-speed bearing is mainly characterized in that oil is thrown into an oil groove of the wall of a speed reducer box through the rotation of a gear and flows into the bearing from the oil groove, so that the lubrication of the bearing is realized. However, the lubricating method of throwing the lubricating oil on the transmission parts and the bearings by using inertia has poor lubricating effect.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to prior art's current situation, provide a reduction gear with self-lubricating function, improve the lubricated effect of reduction gear.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a reduction gear with self-lubricating function, includes the reducing gear box, is provided with the gear shaft in the reducing gear box and sets up the reduction gear on the gear shaft, is provided with the bearing between gear shaft and the reducing gear box lateral wall, is provided with lubricating oil, its characterized in that in the bottom of reducing gear box: the lubricating device is characterized in that a lubricating cavity is formed in the side wall of the reduction gearbox adjacent to the bearing, a drainage channel is arranged in the side wall of the reduction gearbox, one end of the drainage channel is communicated with lubricating oil, the other end of the drainage channel is communicated with the lubricating cavity, a drainage pump is arranged on the drainage channel, a lubricating channel is formed on the gear shaft, one end of the lubricating channel is communicated with the lubricating cavity, and the other end of the lubricating channel is opened outwards and faces the reduction gear.
As an improvement, the drainage pump is of an electric control pump structure and comprises a pump shell, pump blades and a pump shaft, an inlet and an outlet in the pump shell are respectively communicated with the drainage channel, the pump blades are arranged on the pump shaft, and the pump shaft is connected with a motor.
And the side wall of the reduction gearbox is internally provided with a pump cavity which is communicated with the drainage channel, a liquid wheel is eccentrically arranged in the pump cavity, and an output shaft of the liquid wheel is in transmission connection with a gear shaft.
And the output shaft of the hydraulic wheel extends out of the reduction gearbox, and the output shaft of the hydraulic wheel and the gear shaft are driven by a gear or a belt.
And the output shaft of the hydraulic wheel extends into the lubricating oil of the reduction gearbox, and the output shaft of the hydraulic wheel and the gear shaft are in gear transmission.
The central channel communicated with the lubricating cavity is formed in the center of the gear shaft, a plurality of releasing holes are radially arranged on the reduction gear, the inner ends of the releasing holes are communicated with the central channel, and the outer ends of the releasing holes extend to the gear grooves of the reduction gear.
Compared with the prior art, the utility model has the advantages of: the utility model discloses a reduction gear is at the during operation, and lubricating oil in the reducing gear box can be let in to lubricated intracavity under the effect of drainage pump, and lubricating oil and the bearing contact in the lubricated intracavity play the fine lubrication action to the bearing, and simultaneously, partial lubricating oil also can get into the epaxial lubrication channel of gear to along with the rotation of gear shaft, on lubricating oil spiral blowout to reduction gear in the lubrication channel, realize the lubrication to reduction gear, thereby improved lubricated effect.
Drawings
Fig. 1 is a schematic structural diagram of a speed reducer with a self-lubricating function in an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1, the speed reducer with the self-lubricating function in this embodiment includes a reduction gearbox 1, a gear shaft 2, a reduction gear 22, and a drainage pump.
Wherein, be provided with gear shaft 2 in reducing gear box 1 and set up the reduction gear 22 on gear shaft 2, be provided with bearing 12 between gear shaft 2 and the 1 lateral wall of reducing gear box, bottom at reducing gear box 1 is provided with lubricating oil 11, be formed with lubricated chamber 3 with bearing 12 adjacent department on the 1 lateral wall of reducing gear box, be provided with drainage channel 4 in the lateral wall of reducing gear box 1, the one end and the lubricating oil 11 intercommunication of drainage channel 4, the other end and the 3 intercommunications in lubricated chamber of drainage channel 4, be provided with a drainage pump on drainage channel 4, be formed with lubricated passageway 21 on gear shaft 2, the one end and the 3 intercommunications in lubricated chamber 21, the other end of lubricated passageway 21 outwards opens and faces reduction gear 22.
The embodiment of the utility model provides an in, the drainage pump can be automatically controlled structure or be mechanical transmission structure, and when the drainage pump was automatically controlled pump structure, the drainage pump included pump case, pump leaf and pump shaft, and import and export communicate with drainage channel 4 respectively on the pump case, and the pump leaf sets up on the pump shaft, and pump shaft and a motor are connected. Therefore, the independent motor is utilized to drive the pump blade to transmit, and the drainage effect on the lubricating oil is realized. When the drainage pump is of a mechanical transmission structure, the rotation of the gear shaft 2 is utilized to act on a power source of the drainage pump, specifically, a pump cavity 5 is arranged in the side wall of the reduction gearbox 1, the pump cavity 5 is communicated with the drainage channel 4, a liquid wheel 51 is eccentrically arranged in the pump cavity 5, an output shaft of the liquid wheel 51 is in transmission connection with the gear shaft 2, an output shaft of the liquid wheel 51 extends out of the reduction gearbox 1, and an output shaft 52 of the liquid wheel 51 and the gear shaft 2 are in transmission through gears or belts. The output shaft 52 of the hydraulic wheel 51 is arranged outside the reduction gearbox 1. Alternatively, the output shaft 52 of the liquid wheel 51 can extend into the lubricating oil 11 of the reduction gearbox 1, the output shaft 52 of the liquid wheel 51 and the gear shaft 2 are in gear transmission, and at the moment, the output shaft 52 of the liquid wheel 511 and the transmission gear on the gear shaft 2 can also be lubricated by the lubricating oil.
In addition, a central channel communicated with the lubricating cavity 3 can be formed in the center of the gear shaft 2, a plurality of releasing holes are radially arranged on the reduction gear 22, the inner ends of the releasing holes are communicated with the central channel, and the outer ends of the releasing holes extend to the gear grooves of the reduction gear 22. Like this, in the lubricating oil in the lubrication cavity 3 can get into the central channel of gear shaft 2 to along with the rotation of gear shaft 2, lubricating oil in the central channel can also be directly lubricated the gear groove of reduction gear 22 along each radial hole, make lubricated more accurate.
To sum up, the utility model discloses a reduction gear is at the during operation, lubricating oil 11 in the reducing gear box 1 can be let in to lubricated chamber 3 under the effect of drainage pump in, lubricating oil and bearing 12 contact in the lubricated chamber 3 play the fine lubrication action to bearing 12, simultaneously, partial lubricating oil also can get into lubricating channel 21 on the gear shaft 2 to along with the rotation of gear shaft 2, lubricating oil spiral blowout in the lubricating channel 21 is to reduction gear 22 on, realizes the lubrication to reduction gear 22, thereby has improved lubricated effect.
Claims (6)
1. The utility model provides a reduction gear with self-lubricating function, includes reducing gear box (1), is provided with gear shaft (2) and sets up reducing gear (22) on gear shaft (2) in reducing gear box (1), is provided with bearing (12) between gear shaft (2) and reducing gear box (1) lateral wall, is provided with lubricating oil (11), its characterized in that in the bottom of reducing gear box (1): the utility model discloses a gear shaft lubricating device, including reduction gearbox (1), bearing (12), drainage channel (4) are provided with in the lateral wall of reduction gearbox (1), the one end and lubricating oil (11) intercommunication of drainage channel (4), the other end and the lubricated chamber (3) intercommunication of drainage channel (4), be provided with a drainage pump on drainage channel (4), be formed with lubricated passageway (21) on gear shaft (2), the one end and the lubricated chamber (3) intercommunication of lubricated passageway (21), the other end of lubricated passageway (21) is outwards opened and is facing to reduction gear (22).
2. A decelerator having a self-lubricating function according to claim 1, wherein: the drainage pump is of an electric control pump structure and comprises a pump shell, pump blades and a pump shaft, an inlet and an outlet on the pump shell are respectively communicated with the drainage channel (4), the pump blades are arranged on the pump shaft, and the pump shaft is connected with a motor.
3. A decelerator having a self-lubricating function according to claim 1, wherein: a pump cavity (5) is arranged in the side wall of the reduction gearbox (1), the pump cavity (5) is communicated with the drainage channel (4), a liquid wheel (51) is eccentrically arranged in the pump cavity (5), and an output shaft of the liquid wheel (51) is in transmission connection with the gear shaft (2).
4. A decelerator having a self-lubricating function according to claim 3, wherein: an output shaft (52) of the liquid wheel (51) extends out of the reduction gearbox (1), and the output shaft (52) of the liquid wheel (51) and the gear shaft (2) are in transmission through gears or belts.
5. A decelerator having a self-lubricating function according to claim 3, wherein: an output shaft (52) of the liquid wheel (51) extends into lubricating oil (11) of the reduction gearbox (1), and the output shaft (52) of the liquid wheel (51) and the gear shaft (2) are in gear transmission.
6. A decelerator having a self-lubricating function according to claim 1, wherein: the center of the gear shaft (2) is provided with a central channel communicated with the lubricating cavity (3), a plurality of releasing holes are radially arranged on the reduction gear (22), the inner ends of the releasing holes are communicated with the central channel, and the outer ends of the releasing holes extend to a gear groove of the reduction gear (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221991104.XU CN217898737U (en) | 2022-07-23 | 2022-07-23 | Speed reducer with self-lubricating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221991104.XU CN217898737U (en) | 2022-07-23 | 2022-07-23 | Speed reducer with self-lubricating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217898737U true CN217898737U (en) | 2022-11-25 |
Family
ID=84137891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221991104.XU Active CN217898737U (en) | 2022-07-23 | 2022-07-23 | Speed reducer with self-lubricating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217898737U (en) |
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2022
- 2022-07-23 CN CN202221991104.XU patent/CN217898737U/en active Active
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