CN115031147A - Loader double-change assembly steering pump bearing forced lubrication structure - Google Patents
Loader double-change assembly steering pump bearing forced lubrication structure Download PDFInfo
- Publication number
- CN115031147A CN115031147A CN202210617074.4A CN202210617074A CN115031147A CN 115031147 A CN115031147 A CN 115031147A CN 202210617074 A CN202210617074 A CN 202210617074A CN 115031147 A CN115031147 A CN 115031147A
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- Prior art keywords
- speed pump
- variable speed
- pump
- oil
- variable
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N7/00—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated
- F16N7/38—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems
- F16N7/40—Arrangements for supplying oil or unspecified lubricant from a stationary reservoir or the equivalent in or on the machine or member to be lubricated with a separate pump; Central lubrication systems in a closed circulation system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N21/00—Conduits; Junctions; Fittings for lubrication apertures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N39/00—Arrangements for conditioning of lubricants in the lubricating system
- F16N39/06—Arrangements for conditioning of lubricants in the lubricating system by filtration
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a loader double-change assembly steering pump bearing forced lubrication structure which comprises the following components: 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 invention has the advantages of simple and compact structure, good bearing lubrication effect, long service life of the bearing and convenient maintenance.
Description
Technical Field
The invention relates to the technical field of loader double-variable assembly equipment, in particular to a loader double-variable assembly steering pump bearing forced lubricating structure.
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 invention aims to provide a loader double-variable assembly steering pump bearing forced lubricating structure which is simple and compact in structure, good in bearing lubricating effect, long in bearing service life and convenient to maintain, and solves the problem that in the prior art, a bearing in a power take-off structure of a steering pump part is poor in lubricating effect due to splash lubrication, so that the bearing is easily damaged.
In order to achieve the purpose, the loader double-variable assembly steering pump bearing forced lubricating structure 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 passage 11, a variable speed pump oil passage I12, a variable speed pump bolt 13, a plug 14, a filter screen screw plug 15, a variable speed pump 16, a variable speed pump oil passage II 17 and a sealing gasket 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 forcedly lubricated, the service life of the bearing is prolonged well, and the service life of the bearing is prolonged greatly.
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. The loader double-variable assembly steering pump bearing forced lubricating structure solves the problem that in the prior art, the bearing of the steering pump is poor in lubricating effect and easily damaged due to splash lubrication.
Drawings
FIG. 1 is a schematic top view of a forced lubrication structure of a bearing of a double-variable assembly steering pump of a loader.
Fig. 2 is a partial sectional structural view of a-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 present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-2, the loader double-variable assembly steering pump bearing forced lubrication structure of the 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 thrust shaft 6, a steering pump thrust 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 screw plug 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 passage 12 and the box body oil passage 11, and the steering pump bearing 8 is forcibly lubricated, so that the service life of the bearing is well prolonged, and the product quality is greatly improved; the steering pump power 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, a second variable speed pump oil duct 17 is communicated with the variable speed pump bearing 5, a variable speed pump 16 is arranged at one end of the variable speed pump power shaft 6, 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, so that oil on the variable speed pump 16 performs forced lubrication on the variable speed pump bearing 5 through the second variable speed pump oil duct 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 an oil suction pipe, the oil is filtered through a filter screen plug screw 15 on the variable-speed pump 16 and then enters a first variable-speed pump oil duct 12 and a 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 a box oil duct 11 to forcedly lubricate the steering pump bearing 8, and the other path of oil forcibly lubricates the variable-speed pump bearing 5 through the second variable-speed pump oil duct 17, so that 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 power 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 is characterized by further comprising 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 |
|---|---|---|---|
| CN202210617074.4A CN115031147A (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 |
|---|---|---|---|
| CN202210617074.4A CN115031147A (en) | 2022-06-01 | 2022-06-01 | Loader double-change assembly steering pump bearing forced lubrication structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115031147A true CN115031147A (en) | 2022-09-09 |
Family
ID=83123658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210617074.4A Pending CN115031147A (en) | 2022-06-01 | 2022-06-01 | Loader double-change assembly steering pump bearing forced lubrication structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115031147A (en) |
-
2022
- 2022-06-01 CN CN202210617074.4A patent/CN115031147A/en active Pending
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