CN215410111U

CN215410111U - Lubricating device for speed reducer bearing

Info

Publication number: CN215410111U
Application number: CN202121812033.8U
Authority: CN
Inventors: 许绪强
Original assignee: Hangzhou Dabang Reducer Co ltd
Current assignee: Hangzhou Dabang Reducer Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-01-04
Anticipated expiration: 2031-08-04

Abstract

The application relates to the field of speed reducer lubrication, in particular to a lubricating device for a speed reducer bearing, which is used for solving the problems that the lubricating effect is poor and impurities generated in the lubricating process are not easy to clean in the related technology; the method comprises the following steps: the oil way end cover is arranged on the shell of the reduction gearbox, the oil way end cover is coaxially provided with a bevel gear shaft, and bearings are arranged at the left end and the right end of the bevel gear shaft in the oil way end cover; still include inside hollow box, box internally mounted has and holds case and circulating pump, oil circuit end cover top intercommunication pipeline one, pipeline one intercommunication has pipeline two, intercommunication Y type filter and two hand valves one that are in Y type filter both sides respectively on the pipeline two, all set up the sprocket in two hand valves one, two sprocket covers are equipped with the chain, pipeline two stretches into to the inside one end intercommunication of box has the pipe of returning, return the shape pipe other end and hold the case upper portion intercommunication, it has pipeline three to hold bottom of the case portion intercommunication, pipeline three and circulating pump input intercommunication.

Description

Lubricating device for speed reducer bearing

Technical Field

The application relates to the field of speed reducer lubrication, in particular to a lubricating device for a bearing of a speed reducer.

Background

The bearing means a member for fixing and reducing a friction coefficient of a load during a mechanical transmission, and also means a member for reducing a friction coefficient during a power transmission and keeping a center position of a shaft fixed when other members relatively move with each other on the shaft, as it is. The bearing is a lightweight part in modern mechanical equipment. Its main function is to support the mechanical rotating body to reduce the friction coefficient of mechanical load of equipment in the transmission process.

The existing speed reducer bearing lubricating structure is unreasonable in design, only one lubricating oil way is used for lubricating a bearing generally, so that the bearing cannot be fully lubricated, the bearing is easy to wear or block due to lack of lubrication, the belt is broken, and the like, and the speed reducer cannot normally work, and meanwhile, impurities generated in the lubricating process cannot be cleaned easily, so that the problems of excessive wear and the like of the bearing are caused.

SUMMERY OF THE UTILITY MODEL

Based on this, the application provides a lubricating arrangement of speed reducer bearing for it is not good to solve lubricated effect among the correlation technique, the difficult problem of clearing up of impurity that produces among the lubricated process.

The application provides a lubricating arrangement of speed reducer bearing includes: the oil way end cover is arranged on the shell of the reduction gearbox, the oil way end cover is coaxially provided with a bevel gear shaft, and bearings are arranged at the left end and the right end of the bevel gear shaft in the oil way end cover; the oil way end cover is communicated with a pipeline I, the pipeline I is communicated with a pipeline II, the pipeline II is communicated with a Y-shaped filter and two hand valves I respectively positioned at two sides of the Y-shaped filter, chain wheels are respectively arranged on the middle shafts of the two hand valves I, chains are sleeved on the two chain wheels, one end of the pipeline II, extending into the box, is communicated with a loop pipe, the other end of the loop pipe is communicated with the upper part of the containing box, the bottom of the containing box is communicated with a pipeline III, the pipeline III is communicated with the input end of the circulating pump, the output end of the circulating pump is communicated with a pipeline IV extending out of the box, one side of the pipeline IV, extending out of the box, is communicated with a pipeline V, the pipeline V is communicated with a pipeline VI, the pipeline seven is communicated with the left side of the oil way end cover, the pipeline seven is communicated with the right side of the oil way end cover, the pipeline eight is communicated with the bottom end of the oil way end cover, and the top of the containing box is communicated with the ventilating opening and the liquid adding pipe extending out of the box body;

an air outlet is formed in one side, close to the paper clip pipe, of the box body, an air inlet is formed in one side, far away from the paper clip pipe, of the box body, a double-shaft motor is installed on the air inlet, and a fan blade set is installed on one side of the double-shaft motor.

Furthermore, a grating is installed at the air inlet end of the air inlet, and a scraper contacted with the grating is installed on the other side of the double-shaft motor.

Further, two pressure gauges are communicated with the second pipeline and are respectively arranged on two sides of the Y-shaped filter, and the two pressure gauges are arranged on the inner sides of the first hand valves.

Furthermore, a first thermometer is communicated with the first pipeline, and a second thermometer is communicated with the fourth pipeline.

Furthermore, the sixth pipeline, the seventh pipeline and the eighth pipeline are communicated with a second hand valve.

Furthermore, the second pipeline is communicated with the first pipeline through a flange, and the fourth pipeline is communicated with the fifth pipeline through a flange.

Further, hold the case front side and be provided with the transparent plate, box front side intercommunication access hole, four angle departments of access hole department have the case lid that has the observation hole through the mounting screw.

Furthermore, the first pipeline, the second pipeline, the third pipeline, the fourth pipeline, the fifth pipeline, the sixth pipeline, the seventh pipeline and the eighth pipeline are all made of copper materials.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

1. compared with the prior art, the device extracts lubricating oil, performs air forced convection cooling on the lubricating oil with higher temperature, and the cooled lubricating oil enters the oil way end cover along the left side, the right side and the bottom of the oil way end cover, so that the lubricating oil in the oil way end cover flows more irregularly, and the lubricating oil can fully lubricate each part of the bearing;

2. can filter out the inside impurity of lubricated in-process lubricating oil through the Y type filter that sets up, when Y type filter cleared up, under the cooperation of chain and sprocket, rotatory one of them hand valve can be closed two hand valves together for Y type filter clearance is more convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in related arts, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is an attached schematic front view of the cover.

Reference numerals: 1. an oil circuit end cover; 2. a gearbox housing; 3. a bevel gear shaft; 4. a box body; 5. a containing box; 6. a circulation pump; 7. a first pipeline; 8. a second pipeline; 9. a Y-type filter; 10. a hand valve I; 11. a sprocket; 12. a chain; 13. a pipe is returned; 14. a third pipeline; 15. a fourth pipeline; 16. a fifth pipeline; 17. a sixth pipeline; 18. a seventh pipeline; 19. a eighth pipeline; 20. a liquid feeding pipe; 21. an air outlet; 22. a double-shaft motor; 23. a fan blade group; 24. a grid; 25. a squeegee; 26. a pressure gauge; 27. a first thermometer; 28. a second thermometer; 29. a second hand valve; 30. and a box cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other examples, which can be obtained by a person skilled in the art without making any inventive step based on the examples in this application, are within the scope of protection of this application.

It should be understood by those skilled in the art that in the present disclosure, unless otherwise defined, technical or scientific terms used in the claims and the specification should have the ordinary meaning as understood by those of ordinary skill in the art to which the present application belongs. "connected" or "coupled" and like terms are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect; the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like refer to an orientation or positional relationship as shown in the drawings, which are used for convenience in describing and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be used in a particular manner without limitation.

Referring to fig. 1 to 4, in an embodiment of the present application, there is provided a speed reducer bearing lubrication device, including: the oil circuit end cover 1 is characterized in that the oil circuit end cover 1 is arranged on a reduction gearbox shell 2, an umbrella tooth shaft 3 is coaxially arranged on the oil circuit end cover 1, and bearings are arranged at the left end and the right end of the umbrella tooth shaft 3 in the oil circuit end cover 1; the oil-way end cover type oil filter further comprises a box body 4 with a hollow inner part, a containing box 5 and a circulating pump 6 are arranged in the box body 4, the top end of the oil-way end cover 1 is communicated with a first pipeline 7, the first pipeline 7 is communicated with a second pipeline 8, the second pipeline 8 is communicated with a Y-shaped filter 9 and two first hand valves 10 respectively positioned at two sides of the Y-shaped filter 9, chain wheels 11 are respectively arranged on the shafts of the two first hand valves 10, chains 12 are sleeved on the two chain wheels 11, one end, extending into the box body 4, of the second pipeline 8 is communicated with a return pipe 13, the other end of the return pipe 13 is communicated with the middle upper part of the containing box 5, the bottom of the containing box 5 is communicated with a third pipeline 14, the third pipeline 14 is communicated with the input end of the circulating pump 6, the output end of the circulating pump 6 is communicated with a fourth pipeline 15 extending out of the box body 4, one side, extending out of the box body 4, of the fourth pipeline 15 is communicated with a fifth pipeline 16, a sixth pipeline 17, a seventh pipeline 18 and an eighth pipeline 19 are communicated with the left side of the oil-way end cover 1, a seventh pipeline 18 is communicated with the right side of the oil way end cover 1, an eighth pipeline 19 is communicated with the bottom end of the oil way end cover 1, and the top of the containing box 5 is communicated with a ventilating opening and a liquid adding pipe 20 extending out of the box body 4;

an air outlet 21 is formed in one side, close to the return pipe 13, of the box body 4, an air inlet is formed in one side, far away from the return pipe 13, of the box body 4, the double-shaft motor 22 is installed at the air inlet, and a fan blade group 23 is installed on one side of the double-shaft motor 22;

in this embodiment, the box body 4 is fixed on the casing 2 of the reduction gearbox, lubricating oil is added into the containing box 5 through the liquid adding pipe 20, the pressure in the containing box 5 is stabilized through the vent hole, the circulating pump 6 is started to enable the lubricating oil in the containing box 5 to enter the oil way end cover 1 along the pipeline three 14, the pipeline four 15, the pipeline five 16, the pipeline six 17, the pipeline seven 18 and the pipeline eight 19 to lubricate the bearing, after lubrication is finished, the lubricating oil flows into the containing box 5 along the pipeline one 7, the pipeline two 8 and the return pipe 13 again, the circulating pump 6 is started, the double-shaft motor 22 is started to drive the fan blade group 23 to rotate, air forced convection is generated at the return pipe 13, the lubricating oil with higher temperature in the return pipe 13 is cooled, the lubricating oil in the containing box 5 and the pipeline is kept at a lower temperature level, lubrication of the bearing is ensured, and the Y-shaped filter 9 filters the lubricating oil at the same time, when the Y-shaped filter 9 needs to be cleaned, the circulating pump 6 is closed, then the handle of one hand valve 10 is rotated randomly, the other hand valve 10 is closed synchronously under the driving of the chain 12 and the two chain wheels 11, and then the filter screen in the Y-shaped filter 9 is cleaned.

As the preferable scheme of the above embodiment, the air inlet end of the air inlet is provided with the grating 24, the other side of the double-shaft motor 22 is provided with the scraper 25 which is contacted with the grating 24, the grating 24 can prevent partial impurities from entering the box body 4, the scraper 25 is arranged and driven by the double-shaft motor 22 to rotate, the rotating scraper 25 can clean the impurities on the grating 24, and the grating 24 is prevented from being blocked.

As the preferred scheme of the above embodiment, two pressure gauges 26 are communicated with the second pipeline 8, the two pressure gauges 26 are respectively arranged on two sides of the Y-shaped filter 9, the two pressure gauges 26 are respectively arranged on the inner sides of the two hand valves 10, the two pressure gauges 26 can measure the pressure on the front side and the rear side of the Y-shaped filter 9, and the accumulation condition of impurities in the Y-shaped filter 9 can be judged according to the pressure difference of the two pressure gauges 26, so that the Y-shaped filter 9 can be cleaned in time, and the quality of lubricating oil is influenced.

As a preferable scheme of the above embodiment, the first pipeline 7 is communicated with a first temperature gauge 27, the fourth pipeline 15 is communicated with a second temperature gauge 28, the temperature of the lubricating oil after lubrication can be known through the first temperature gauge 27, and the temperature of the lubricating oil after temperature reduction can be known through the second temperature gauge 28, so that the double-shaft motor 22 can be adjusted in time to adjust the temperature of the lubricating oil, and the lubricating oil is kept at a low temperature level.

As a preferable scheme of the above embodiment, the second hand valve 29 is communicated with each of the sixth pipeline 17, the seventh pipeline 18 and the eighth pipeline 19, and the flow rates at the output ends of the sixth pipeline 17, the seventh pipeline 18 and the eighth pipeline 19 can be controlled by the second hand valve 29, so as to adjust the bearing lubrication effect.

As a preferable scheme of the above embodiment, the second pipe 8 is in flange communication with the first pipe 7, and the fourth pipe 15 is in flange communication with the fifth pipe 16, so that the first pipe 7 is more conveniently detached from the second pipe 8, and the fourth pipe 15 is more conveniently detached from the fifth pipe 16.

As the preferred scheme of above-mentioned embodiment, it is provided with the transparent plate to hold 5 front sides of case, 4 front sides of box intercommunication access holes, four angle departments of access holes department have the case lid 30 that has the observation hole through the mounting screw, and permeable transparent plate looks over and holds 5 inside oil levels of case, and the observation hole on the permeable case lid 30 is observed and is held 5 inside oil levels of case.

As a preferable scheme of the above embodiment, the first pipe 7, the second pipe 8, the third pipe 14, the fourth pipe 15, the fifth pipe 16, the sixth pipe 17, the seventh pipe 18, and the eighth pipe 19 are all made of copper, which is more beneficial to heat dissipation by lubricating oil.

To sum up, in the lubricating device for the bearing of the speed reducer provided in the embodiment of the present application, when in use, the box body 4 is fixed on the casing 2 of the speed reducer, lubricating oil is added into the containing box 5 through the liquid adding pipe 20, the pressure in the containing box 5 is stabilized through the vent hole, the circulating pump 6 is started to enable the lubricating oil in the containing box 5 to enter the oil way end cover 1 along the pipeline three 14, the pipeline four 15, the pipeline five 16, the pipeline six 17, the pipeline seven 18 and the pipeline eight 19 to lubricate the bearing, after lubrication is finished, the lubricating oil flows into the containing box 5 along the pipeline one 7, the pipeline two 8 and the rectangular pipe 13 again, the fan blade group 23 is driven to rotate by starting the double-shaft motor 22 while the circulating pump 6 is started to enable the rectangular pipe 13 to generate forced air convection, the lubricating oil with higher temperature in the rectangular pipe 13 is cooled, and the lubricating oil in the containing box 5 and the pipeline keeps the lower temperature level, make bearing lubrication ensured, grid 24 can prevent that partial impurity from entering into inside box 4, scraper blade 25 through setting up, it is rotatory by double-shaft motor 22 drive, rotatory scraper blade 25 can clear up the impurity on the grid 24, prevent grid 24 jam, Y type filter 9 filters lubricating oil simultaneously, when two manometer 26 pressure differential values too big needs clear up Y type filter 9, close circulating pump 6, then the handle of an arbitrary rotatory hand valve 10, under the drive of chain 12 and two sprocket 11, make another hand valve 10 synchronous closure, then clear up the inside filter screen of Y type filter 9 can.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A lubrication device for a reducer bearing, comprising: the oil circuit end cover (1), the oil circuit end cover (1) is installed on the shell (2) of the reduction gearbox, the oil circuit end cover (1) is coaxially provided with a bevel gear shaft (3), and bearings are arranged at the left end and the right end of the bevel gear shaft (3) in the oil circuit end cover (1); the device is characterized by further comprising a hollow box body (4), a containing box (5) and a circulating pump (6) are installed inside the box body (4), the top end of an oil circuit end cover (1) is communicated with a first pipeline (7), the first pipeline (7) is communicated with a second pipeline (8), the second pipeline (8) is communicated with a Y-shaped filter (9) and two first hand valves (10) respectively positioned on two sides of the Y-shaped filter (9), chain wheels (11) are respectively arranged on middle shafts of the two first hand valves (10), chains (12) are sleeved on the two chain wheels (11), one end, extending into the box body (4), of the second pipeline (8) is communicated with a return pipe (13), the other end of the return pipe (13) is communicated with the middle upper part of the containing box (5), the bottom of the containing box (5) is communicated with a third pipeline (14), the third pipeline (14) is communicated with the input end of the circulating pump (6), the output end of the circulating pump (6) is communicated with a fourth pipeline (15) extending out of the box body (4), a pipeline five (16) is communicated with one side of the pipeline four (15) extending out of the box body (4), a pipeline six (17), a pipeline seven (18) and a pipeline eight (19) are communicated with the pipeline five (16), the pipeline six (17) is communicated with the left side of the oil way end cover (1), the pipeline seven (18) is communicated with the right side of the oil way end cover (1), the pipeline eight (19) is communicated with the bottom end of the oil way end cover (1), and the top of the containing box (5) is communicated with a ventilation opening and a liquid feeding pipe (20) extending out of the box body (4);

an air outlet (21) is formed in one side, close to the return pipe (13), of the box body (4), an air inlet is formed in one side, far away from the return pipe (13), of the box body (4), a double-shaft motor (22) is installed on the air inlet, and a fan blade group (23) is installed on one side of the double-shaft motor (22).

2. The lubricating device for the bearing of the speed reducer according to claim 1, wherein a grating (24) is installed at the air inlet end of the air inlet, and a scraper (25) in contact with the grating (24) is installed at the other side of the double-shaft motor (22).

3. The lubricating device for the bearing of the speed reducer according to claim 2, wherein two pressure gauges (26) are communicated with the second pipeline (8), the two pressure gauges (26) are respectively arranged on two sides of the Y-shaped filter (9), and the two pressure gauges (26) are respectively arranged on the inner sides of the two first hand valves (10).

4. The lubrication device for the bearing of the speed reducer according to claim 3, wherein a first thermometer (27) is communicated with the first pipeline (7), and a second thermometer (28) is communicated with the fourth pipeline (15).

5. The lubricating device for the bearings of the speed reducer, as recited in claim 4, characterized in that the second hand valve (29) is communicated with the sixth pipeline (17), the seventh pipeline (18) and the eighth pipeline (19).

6. The lubrication device for the bearing of the speed reducer as recited in claim 5, wherein the second pipeline (8) is in flange communication with the first pipeline (7), and the fourth pipeline (15) is in flange communication with the fifth pipeline (16).

7. The lubricating device for the bearing of the speed reducer, as recited in claim 6, characterized in that a transparent plate is arranged on the front side of the containing box (5), the front side of the box body (4) is communicated with the access hole, and a box cover (30) with an observation hole is installed at four corners of the access hole through screws.

8. The lubrication device for the bearings of the speed reducer of claim 7, wherein the first pipe (7), the second pipe (8), the third pipe (14), the fourth pipe (15), the fifth pipe (16), the sixth pipe (17), the seventh pipe (18) and the eighth pipe (19) are all made of copper.