CN217540330U - Loader double-change assembly steering pump bearing forced lubrication structure - Google Patents
Loader double-change assembly steering pump bearing forced lubrication structure Download PDFInfo
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- CN217540330U CN217540330U CN202221355552.0U CN202221355552U CN217540330U CN 217540330 U CN217540330 U CN 217540330U CN 202221355552 U CN202221355552 U CN 202221355552U CN 217540330 U CN217540330 U CN 217540330U
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Abstract
The utility model discloses a two assembly steering pump bearing force-feed lubrication structures that become of loader: the variable speed pump is provided with a first variable speed pump oil passage and a second variable speed pump oil passage which are communicated with each other; one end of the oil passage of the box body is communicated with the first oil passage of the variable speed pump, the other end of the oil passage of the box body is provided with a pipe joint through a sealing ring, the pipe joint is connected with one end of an oil pipe, and the other end of the oil pipe is arranged above a steering pump bearing and is fixed on the box body through an oil pipe positioning pipe hoop and an oil pipe bolt; the steering pump force-taking shaft is arranged on the left side of the box body through a steering pump bearing; the variable speed pump force taking shaft is arranged on the right side of the box body through a variable speed pump bearing, one end of the variable speed pump force taking shaft is provided with a variable speed pump, and the variable speed pump is arranged on the box body through a sealing gasket and a variable speed pump bolt; the second variable speed pump oil passage is communicated with a variable speed pump bearing; the variable speed pump is provided with a filter screen plug screw at the front end of the oil inlet of the first oil passage of the variable speed pump through threads, and the outer oil passage of the filter screen plug screw is locked and sealed through a plug. The utility model discloses simple structure is compact, bearing lubrication is effectual, bearing long service life, easy maintenance.
Description
Technical Field
The utility model relates to a two assembly equipment technical field that become of loader, concretely relates to two assembly steering pump bearing force-feed lubrication structures that become of loader.
Background
The double-variable assembly is one of the core parts of the loader, is a mechanism for changing the rotating speed and the torque from an engine, and is also provided with a power take-off structure for driving a steering pump, a variable speed pump and a working pump to work so as to realize the driving steering and the shoveling operation of the loader. The power takeoff structure of the existing loader double-variable assembly is generally arranged at the upper part of the double-variable assembly, and has the defects that: because the part is higher from the oil sump, the lubrication of the bearing in the power take-off structure of the steering pump part is realized by the splashed lubricating oil, so that the lubricating effect of the bearing is very poor, the bearing is very easy to damage, and the service life of the product is greatly reduced.
Disclosure of Invention
The utility model aims at providing a simple structure is compact, lubricated effectual, the bearing long service life of bearing, easy maintenance's two variable assembly steering pump bearings force-feed lubrication structure of loader, solves among the prior art the bearing in the power takeoff structure at steering pump position because of the problem that makes lubricated effect poor very easily cause the bearing to damage through the lubrication of splashing.
In order to achieve the purpose, the utility model discloses loader double-change assembly steering pump bearing force-feed lubrication structure includes box 1, oil pipe bolt 2, oil pipe location ferrule 3, oil pipe 4, variable speed pump bearing 5, variable speed pump power take-off shaft 6, steering pump power take-off shaft 7, steering pump bearing 8, coupling 9, sealing washer 10, box oil duct 11, variable speed pump oil duct one 12, variable speed pump bolt 13, jam 14, filter screen plug screw 15, variable speed pump 16, variable speed pump oil duct two 17, sealed pad 18; the box body 1 is provided with a box body oil duct 11; the variable speed pump 16 is provided with a first variable speed pump oil passage 12 and a second variable speed pump oil passage 17 which are communicated with each other; one end of the box oil duct 11 is communicated with a first variable speed pump oil duct 12, the other end of the box oil duct 11 is provided with a pipe joint 9 through a sealing ring 10, the pipe joint 9 is connected with one end of an oil pipe 4, and the other end of the oil pipe 4 is arranged above a steering pump bearing 8 and is fixed on the box body 1 through an oil pipe positioning pipe hoop 3 and an oil pipe bolt 2; the steering pump force-taking shaft 7 is arranged on the left side of the box body 1 through a steering pump bearing 8; the variable speed pump power shaft 6 is arranged on the right side of the box body 1 through a variable speed pump bearing 5, one end of the variable speed pump power shaft 6 is provided with a variable speed pump 16, and the variable speed pump 16 is arranged on the box body 1 through a sealing gasket 18 and a variable speed pump bolt 13; the second variable speed pump oil passage 17 is communicated with the variable speed pump bearing 5; the variable speed pump 16 is provided with a filter screen plug screw 15 at the front end of the oil inlet of the variable speed pump oil passage I12 through threads, and the outer oil passage of the filter screen plug screw 15 is locked and sealed through a plug 14.
The loader double-variable assembly steering pump bearing forced lubricating structure has the following technical characteristics and beneficial effects:
1. due to the arrangement of the oil pipe 4, oil on the variable speed pump 16 enters the oil pipe 4 through the first variable speed pump oil passage 12 and the box body oil passage 11, the steering pump bearing 8 is forcibly lubricated, the service life of the bearing is well prolonged, and the service life of the bearing is greatly prolonged.
2. The filter screen plug screw 15 is arranged at the front end of the oil inlet of the first variable speed pump oil duct 12, so that oil enters the first variable speed pump oil duct 12 and the second variable speed pump oil duct 17 after being filtered by the filter screen plug screw 15 to be forcedly lubricated on the variable speed pump bearing 5 and the steering pump bearing 8, the cleanliness of the oil is favorably improved, and the service life of the bearing is prolonged.
3. Adopt the two assembly steering pump bearings force-feed lubrication structure that become of loader of above-mentioned structure, solved among the prior art steering pump bearing and made the poor problem that very easily causes the bearing to damage of bearing lubrication effect through splash lubrication.
Drawings
Fig. 1 is a schematic plan view of the forced lubrication structure of the bearing of the double-variable assembly steering pump of the loader of the present invention.
Fig. 2 isbase:Sub>A partial sectional structural view ofbase:Sub>A-base:Sub>A in fig. 1.
Reference numerals: the oil pump comprises a box body 1, an oil pipe bolt 2, an oil pipe positioning pipe hoop 3, an oil pipe 4, a variable speed pump bearing 5, a variable speed pump power shaft 6, a steering pump power shaft 7, a steering pump bearing 8, a pipe joint 9, a sealing ring 10, a box body oil duct 11, a variable speed pump oil duct I12, a variable speed pump bolt 13, a plug 14, a filter screen plug screw 15, a variable speed pump 16, a variable speed pump oil duct II 17 and a sealing gasket 18.
Detailed Description
The following describes the forced lubrication structure of the bearing of the double-variable assembly steering pump of the loader in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the forced lubrication structure for the bearing of the dual-variable assembly steering pump of the loader of the present invention comprises a box body 1, an oil pipe bolt 2, an oil pipe positioning pipe hoop 3, an oil pipe 4, a speed change pump bearing 5, a speed change pump force-taking shaft 6, a steering pump force-taking shaft 7, a steering pump bearing 8, a pipe joint 9, a sealing ring 10, a box body oil passage 11, a speed change pump oil passage one 12, a speed change pump bolt 13, a plug 14, a filter screen plug screw 15, a speed change pump 16, a speed change pump oil passage two 17, and a sealing gasket 18; the steering pump is characterized in that the box body 1 is provided with a box body oil duct 11, the variable speed pump 16 is provided with a variable speed pump oil duct I12 and a variable speed pump oil duct II 17, the variable speed pump oil duct I12 is communicated with the variable speed pump oil duct II 17, one end of the box body oil duct 11 is communicated with the variable speed pump oil duct I12, the other end of the box body oil duct 11 is provided with a pipe joint 9 through a sealing ring 10, the pipe joint 9 is connected with one end of an oil pipe 4, and the other end of the oil pipe 4 is arranged above the steering pump bearing 8 and is fixed on the box body 1 through an oil pipe positioning pipe hoop 3 and an oil pipe bolt 2; oil on the variable speed pump 16 enters the oil pipe 4 through the first variable speed pump oil duct 12 and the box body oil duct 11, and the steering pump bearing 8 is subjected to forced lubrication, so that the service life of the bearing is well prolonged, and the product quality is greatly improved; the steering pump power taking shaft 7 is installed on the left side of the box body 1 through the steering pump bearing 8, the variable speed pump power taking shaft 6 is installed on the right side of the box body 1 through the variable speed pump bearing 5, the variable speed pump oil duct II 17 is communicated with the variable speed pump bearing 5, the variable speed pump 16 is installed at one end of the variable speed pump power taking shaft 6, the variable speed pump 16 is installed on the box body 1 through the sealing gasket 18 and the variable speed pump bolt 13, oil on the variable speed pump 16 is enabled to carry out forced lubrication on the variable speed pump bearing 5 through the variable speed pump oil duct II 17, the service life of the bearing is well prolonged, and the product quality is greatly improved; the variable speed pump 16 is provided with a filter screen plug screw 15 at the front end of the oil inlet of the first variable speed pump oil passage 12 through threads, and the outer oil passage of the filter screen plug screw 15 is locked and sealed through a plug 14, so that oil enters the first variable speed pump oil passage 12 and the second variable speed pump oil passage 17 after being filtered by the filter screen plug screw 15 to realize forced lubrication of the variable speed pump bearing 5 and the steering pump bearing 8, the cleanliness of the oil is greatly improved, the service life of the bearing is prolonged, and the product quality is well ensured.
The working principle is as follows:
when the double-variable-speed oil pump works, the variable-speed pump power shaft 6 drives the variable-speed pump 16 to operate, the variable-speed pump 16 sucks oil at the bottom of the double-variable assembly through the oil suction pipe, the oil is filtered through the filter screen plug screw 15 on the variable-speed pump 16 and then enters the first variable-speed pump oil duct 12 and the second variable-speed pump oil duct 17, one path of oil enters the oil pipe 4 through the first variable-speed pump oil duct 12 and the box body oil duct 11 and forcedly lubricates the steering pump bearing 8, the other path of oil forcibly lubricates the variable-speed pump bearing 5 through the second variable-speed pump oil duct 17, the service lives of the steering pump bearing 8 and the variable-speed pump bearing 5 are well prolonged, and the product quality is greatly improved.
During maintenance, the plug 14 is detached firstly, then the filter screen plug screw 15 is detached, impurities on the filter screen plug screw 15 are cleaned or the new filter screen plug screw 15 is replaced, the cleanliness and the flow of filtered oil are greatly improved, the service life of the bearing is prolonged, the maintenance is simple and convenient, and the product quality is well guaranteed.
Claims (1)
1. A loader double-variable assembly steering pump bearing forced lubrication structure comprises a box body (1), a variable speed pump bearing (5), a variable speed pump power shaft (6), a steering pump power shaft (7), a steering pump bearing (8), a variable speed pump oil passage I (12), a variable speed pump bolt (13), a plug (14), a variable speed pump (16), a variable speed pump oil passage II (17) and a sealing gasket (18); the variable speed pump (16) is provided with a first variable speed pump oil passage (12) and a second variable speed pump oil passage (17) which are communicated with each other; the steering pump force-taking shaft (7) is arranged on the left side of the box body (1) through a steering pump bearing (8); the variable-speed pump is characterized in that the variable-speed pump force-taking shaft (6) is installed on the right side of the box body (1) through a variable-speed pump bearing (5), one end of the variable-speed pump force-taking shaft (6) is installed in a variable-speed pump (16), and the variable-speed pump (16) is installed on the box body (1) through a sealing gasket (18) and a variable-speed pump bolt (13); the second variable speed pump oil passage (17) is communicated with the variable speed pump bearing (5); the method is characterized in that: the oil pipe positioning device also comprises an oil pipe bolt (2), an oil pipe positioning pipe hoop (3), an oil pipe (4), a pipe joint (9), a sealing ring (10), a box body oil duct (11) and a filter screen plug screw (15); the steering pump oil passage structure is characterized in that the box body (1) is provided with a box body oil passage (11), one end of the box body oil passage (11) is communicated with a first speed change pump oil passage (12), the other end of the box body oil passage (11) is provided with a pipe joint (9) through a sealing ring (10), the pipe joint (9) is connected with one end of an oil pipe (4), and the other end of the oil pipe (4) is arranged above a steering pump bearing (8) and is fixed on the box body (1) through an oil pipe positioning pipe hoop (3) and an oil pipe bolt (2); the variable speed pump (16) is provided with a filter screen plug screw (15) at the oil inlet front end of the variable speed pump oil duct I (12) through threads, and the outer side oil duct of the filter screen plug screw (15) is locked and sealed through a plug (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221355552.0U CN217540330U (en) | 2022-06-01 | 2022-06-01 | Loader double-change assembly steering pump bearing forced lubrication structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221355552.0U CN217540330U (en) | 2022-06-01 | 2022-06-01 | Loader double-change assembly steering pump bearing forced lubrication structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217540330U true CN217540330U (en) | 2022-10-04 |
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ID=83443157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221355552.0U Active CN217540330U (en) | 2022-06-01 | 2022-06-01 | Loader double-change assembly steering pump bearing forced lubrication structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217540330U (en) |
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2022
- 2022-06-01 CN CN202221355552.0U patent/CN217540330U/en active Active
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