CN202623926U - Four-wheel hydraulic driving device of excavation type loader - Google Patents
Four-wheel hydraulic driving device of excavation type loader Download PDFInfo
- Publication number
- CN202623926U CN202623926U CN 201220206032 CN201220206032U CN202623926U CN 202623926 U CN202623926 U CN 202623926U CN 201220206032 CN201220206032 CN 201220206032 CN 201220206032 U CN201220206032 U CN 201220206032U CN 202623926 U CN202623926 U CN 202623926U
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- hydraulic
- hydraulic motor
- assembly
- oil pump
- propons
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Abstract
The utility model provides a four-wheel hydraulic driving device of an excavation type loader; the driving device comprises a front axle assembly, a rear axle assembly and a rack assembly; all the front axle assembly, a rear axle driving hydraulic motor, an oil pump motor assembly, the rear axle assembly, a front axle driving hydraulic motor are rigidly connected on the rack assembly; the front axle driving hydraulic motor is connected with a front axle universal shaft joint; the rear axle driving hydraulic motor is connected with a rear axle universal shaft joint; a hydraulic oil pump of the oil pump motor assembly is connected with the front axle driving hydraulic motor and the rear axle driving hydraulic motor by pipelines; and the hydraulic oil pump also is connected with an oil tank. According to the utility model, the two front wheels or the two rear wheels can be driven independently, so that the unnecessary loss is reduced.
Description
Technical field
The utility model relates to a kind of fluid pressure drive device, is a kind of four-wheel hydraulic driving device of digging type loader specifically.
Background technology
At present; Realize the four-wheel hydraulic driving device of digging type loader; What use is that HM Hydraulic Motor reaches the driving four-wheel through mechanical drive, and whether its shortcoming is no matter need all be four wheel drives, can not realize anterior two-wheeled or rear portion two-wheel drive; Easy like this causing unnecessary wearing and tearing, reduction of service life.
The utility model content
The utility model has proposed a kind of four-wheel hydraulic driving device of digging type loader to the deficiency of prior art, can anterior two-wheeled of independent drive or independent drive rear portion two-wheeled, reduced unnecessary loss.
Technical scheme provided by the invention is a kind of four-wheel hydraulic driving device of digging type loader; Comprise front axle assy, propons universal coupling, back axle universal coupling, back axle assembly, support assembly; The front-wheel of digging type loader is connected with front axle assy; Front axle assy is connected with the propons universal coupling, and back axle assembly connects the trailing wheel of digging type loader and is connected with the back axle universal coupling, and front axle assy, rear-axle drive HM Hydraulic Motor, Oil pump electrical machinery assembly, back axle assembly, propons drive HM Hydraulic Motor and all be rigidly attached on the support assembly; Propons drives HM Hydraulic Motor and is connected with the propons universal coupling; The rear-axle drive HM Hydraulic Motor is connected with the back axle universal coupling, and the hydraulic oil pump of Oil pump electrical machinery assembly drives HM Hydraulic Motor through pipeline with propons and the rear-axle drive HM Hydraulic Motor is connected, and hydraulic oil pump is connected with fuel tank.
And, be provided with a hydraulic efficiency operated valve in the connecting tube of propons driving HM Hydraulic Motor and hydraulic oil pump, also be provided with a hydraulic efficiency operated valve in the connecting tube of rear-axle drive HM Hydraulic Motor and hydraulic oil pump.
And propons drives HM Hydraulic Motor and is connected with fuel tank through pipeline, is provided with a hydraulic efficiency operated valve in the pipeline, and the rear-axle drive HM Hydraulic Motor also is connected with fuel tank through pipeline, also is provided with a hydraulic efficiency operated valve in the pipeline.
Technical scheme through the utility model; Described rear-axle drive HM Hydraulic Motor is through back axle universal-joint independent drive back axle assembly; The propons hydraulic drive motor passes through propons universal coupling independent drive front axle assy, the propons HM Hydraulic Motor, and the driving of back axle HM Hydraulic Motor is to be provided by the hydraulic oil that Oil pump electrical machinery pumps; The pressure oil that hydraulic oil pump pumps arrives HM Hydraulic Motor through hydraulic efficiency operated valve through ducting; Thereby realize four wheel drive, propons two-wheel drive, back axle two-wheel drive thereby drive HM Hydraulic Motor.
Description of drawings
Fig. 1 is the structural representation of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Shown in figure one; Be the four-wheel hydraulic driving device of ZWY-80T type hydraulic excavating formula loader, comprise that front axle assy 1, propons universal coupling 2, rear-axle drive HM Hydraulic Motor 3, back axle universal coupling 4, Oil pump electrical machinery assembly 5, fuel tank 6, back axle assembly 7, support assembly 8, propons drive HM Hydraulic Motor 9, hydraulic efficiency operated valve 10.
The front-wheel of digging type loader is connected with front axle assy 1; Front axle assy 1 is connected with propons universal coupling 2; Back axle assembly 7 connects the trailing wheel of digging type loader and is connected with back axle universal coupling 4; Front axle assy 1, rear-axle drive HM Hydraulic Motor 3, Oil pump electrical machinery assembly 5, back axle assembly 7, propons drive HM Hydraulic Motor 9 and all are rigidly attached on the support assembly 8, and propons drives HM Hydraulic Motor 9 and is connected with propons universal coupling 2, and rear-axle drive HM Hydraulic Motor 3 is connected with back axle universal coupling 4; The hydraulic oil pump of Oil pump electrical machinery assembly 5 drives HM Hydraulic Motor 9 through pipeline with propons and rear-axle drive HM Hydraulic Motor 3 is connected, and hydraulic oil pump is connected with fuel tank 6.
And, be provided with a hydraulic efficiency operated valve 10 in the connecting tube of propons driving HM Hydraulic Motor 9 and hydraulic oil pump, also be provided with a hydraulic efficiency operated valve in the connecting tube of rear-axle drive HM Hydraulic Motor 3 and hydraulic oil pump.
And propons drives HM Hydraulic Motor 9 and is connected with fuel tank 6 through pipeline, is provided with a hydraulic efficiency operated valve in the pipeline, and the rear-axle drive HM Hydraulic Motor also is connected with fuel tank through pipeline, also is provided with a hydraulic efficiency operated valve in the pipeline.
Technical scheme through the utility model; Described rear-axle drive HM Hydraulic Motor is through back axle universal-joint independent drive back axle assembly; The propons hydraulic drive motor passes through propons universal coupling independent drive front axle assy, the propons HM Hydraulic Motor, and the driving of back axle HM Hydraulic Motor is to be provided by the hydraulic oil that Oil pump electrical machinery pumps; The pressure oil that hydraulic oil pump pumps arrives HM Hydraulic Motor through hydraulic efficiency operated valve through ducting; Thereby realize four wheel drive, propons two-wheel drive, back axle two-wheel drive thereby drive HM Hydraulic Motor.
Claims (3)
1. the four-wheel hydraulic driving device of a digging type loader; Comprise front axle assy, back axle assembly and support assembly; It is characterized in that; Front axle assy, rear-axle drive HM Hydraulic Motor, Oil pump electrical machinery assembly, back axle assembly, propons drive HM Hydraulic Motor and all are rigidly attached on the support assembly, and propons drives HM Hydraulic Motor and is connected with the propons universal coupling, and the rear-axle drive HM Hydraulic Motor is connected with the back axle universal coupling; The hydraulic oil pump of Oil pump electrical machinery assembly drives HM Hydraulic Motor through pipeline with propons and the rear-axle drive HM Hydraulic Motor is connected, and hydraulic oil pump is connected with fuel tank.
2. the four-wheel hydraulic driving device of a kind of digging type loader according to claim 1; It is characterized in that; Be provided with hydraulic efficiency operated valve in the connecting tube of propons driving HM Hydraulic Motor and hydraulic oil pump, be provided with hydraulic efficiency operated valve in the connecting tube of rear-axle drive HM Hydraulic Motor and hydraulic oil pump.
3. the four-wheel hydraulic driving device of a kind of digging type loader according to claim 1 is characterized in that, propons drives HM Hydraulic Motor and all is connected with fuel tank through pipeline with the rear-axle drive HM Hydraulic Motor, is equipped with hydraulic efficiency operated valve in the pipeline.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220206032 CN202623926U (en) | 2012-05-09 | 2012-05-09 | Four-wheel hydraulic driving device of excavation type loader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220206032 CN202623926U (en) | 2012-05-09 | 2012-05-09 | Four-wheel hydraulic driving device of excavation type loader |
Publications (1)
Publication Number | Publication Date |
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CN202623926U true CN202623926U (en) | 2012-12-26 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220206032 Expired - Fee Related CN202623926U (en) | 2012-05-09 | 2012-05-09 | Four-wheel hydraulic driving device of excavation type loader |
Country Status (1)
Country | Link |
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CN (1) | CN202623926U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107371621A (en) * | 2016-05-14 | 2017-11-24 | 勇猛机械股份有限公司 | A kind of cropper hydrostatic drives |
-
2012
- 2012-05-09 CN CN 201220206032 patent/CN202623926U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107371621A (en) * | 2016-05-14 | 2017-11-24 | 勇猛机械股份有限公司 | A kind of cropper hydrostatic drives |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140509 |