CN206017307U - Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group - Google Patents
Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group Download PDFInfo
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- CN206017307U CN206017307U CN201621052833.3U CN201621052833U CN206017307U CN 206017307 U CN206017307 U CN 206017307U CN 201621052833 U CN201621052833 U CN 201621052833U CN 206017307 U CN206017307 U CN 206017307U
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Abstract
The utility model discloses off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group, including hydraulic manifold block and the adpting flange, electromagnetic valve and the pipe joint that are arranged on hydraulic manifold block；The electromagnetic valve includes first, second, third, fourth electromagnetic valve；Accordingly, electromagnetic valve electric magnet includes first, second, third, fourth electromagnetic valve electric magnet；The pipe joint is 3, and one of pipe joint is connected with front motor, and two other pipe joint is connected with motor after 2 respectively；From high-pressure pump hydraulic oil out by adpting flange entrance before motor.By freewheel and anti-slip function are integrated on an integrated package, whole integrated package is to be mounted directly on the flange mounting surface of front motor by the screw of oil-feed flange, keeped in repair and save space and cost with being easily installed.
Description
Technical field
This utility model is related to off roader technical field, more particularly to off roader hydraulic pressure four-wheel drive hydraulic pressure system
System control valve group.
Background technology
At present, off roader, such as import and high-end self-propelled corn harvester tool adopt hydraulic pressure four-wheel drive form,
Most rear wheel drives adopt variable displacement motor acceleration and deceleration case, and this design structure size is big, expensive, wheelspan change difficulty compared with
Greatly, and without anti-slip function.
In order to save installing space, reduces cost and realize that different wheelspans are quickly realized, we are quantitative big using 2, side of wheel
Torque motor directly drives the structure of trailing wheel.
Utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, there is provided a kind of off roader hydraulic pressure four-wheel
Drive hydraulic system principle control valve group.
For achieving the above object, this utility model adopts following technical proposals：
Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group, including hydraulic manifold block and is arranged on Hydraulic integration
Adpting flange, electromagnetic valve and pipe joint on block；The electromagnetic valve includes first, second, third, fourth electromagnetic valve；Accordingly,
Electromagnetic valve electric magnet includes first, second, third, fourth electromagnetic valve electric magnet；The pipe joint is 3, and one of pipe connects
Head is connected with front motor, and two other pipe joint is connected with motor after 2 respectively；From high-pressure pump hydraulic oil out by connection
Flange enters front motor.
The operation principle of off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group is：
When car be two drive advance operating mode when, first, second, third, fourth electromagnetic valve electric magnet must not electricity, hydraulic oil is by the
Before two high-pressure pump high-pressure oil outlets are reached by the 4th electromagnetic valve, motor high pressure oil inlet and outlet is passed to front motor, now rear motor
First after motor high pressure oil inlet and outlet free flow after motor high pressure oil inlet and outlet and second, in freewheel state, now
Only front motor operations.
When car is 4 wheel driven advance operating mode, first, second, third electromagnetic valve electric magnet obtains electric, and hydraulic oil is by the second high pressure
Before a pump high pressure oil inlet and outlet part is reached by the 4th electromagnetic valve, motor high pressure oil inlet and outlet is passed to front motor, and front motor is returned
Oil is passed to the first high-pressure pump high pressure oil inlet and outlet, and another part is by the 3rd solenoid valve vent to motor after the first of rear motor
High pressure oil inlet and outlet, rear motor oil return pass through the second solenoid valve vent to the first high-pressure pump high pressure oil inlet and outlet, now forward and backward horse
Up to work simultaneously.
When car be two drive retreat operating mode when, first, second, third, fourth electromagnetic valve electric magnet must not electricity, hydraulic oil is by the
One high-pressure pump high pressure oil inlet and outlet is passed to front motor, and front motor oil return is by the 4th solenoid valve vent to the second high-pressure pump high pressure
Oil inlet and outlet；Motor high pressure oil inlet and outlet free flow after motor high pressure oil inlet and outlet and second after the first of motor after now,
Freewheel state is in, now only front motor operations.
When car is that 4 wheel driven retreats operating mode, first, second, third electromagnetic valve electric magnet obtains electric, and hydraulic oil is by the first high pressure
A pump high pressure oil inlet and outlet part is passed to front motor, and front motor oil return is by the 4th solenoid valve vent to the second high-pressure pump high pressure
Oil inlet and outlet, another part are returned by the second solenoid valve vent to motor high pressure oil inlet and outlet after the second of rear motor, rear motor
Oil is worked simultaneously by the 3rd solenoid valve vent to the second high-pressure pump high pressure oil inlet and outlet, now forward and backward motor.
When front-wheel skids, the 4th electromagnetic valve electric magnet is electricly automatic by electric-control system, towards the hydraulic oil of front motor
Front motor can be passed to by throttle orifice, be now unlatching anti-slip state.
The beneficial effects of the utility model are, the off roader hydraulic pressure four-wheel drive hydraulic system that this utility model is provided
Control valve group, is for the structure of 2 quantitative high pulling torque motors direct drive trailing wheels and the hydraulic control valve block that designs, and which is main
Including freewheel and the function of anti-slip, will freewheel and anti-slip function be integrated on an integrated package, by entering oil process
Blue screw to be mounted directly to whole integrated package on the flange mounting surface of front motor, keep in repair and save space with being easily installed
And cost.
Description of the drawings
Schematic perspective views of the Fig. 1 for this utility model off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group；
Hydraulic principle schematic diagrams of the Fig. 2 for this utility model off roader hydraulic pressure four-wheel drive hydraulic system；
Fig. 3 illustrates for the hydraulic principle of this utility model off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group
Figure.
Wherein：A. the first electromagnetic valve electric magnet, b. the second electromagnetic valve electric magnet, the 3rd electromagnetic valve electric magnet of c., d. the 4th
Electromagnetic valve electric magnet, the first electromagnetic valves of A., the second electromagnetic valves of B., the 3rd electromagnetic valves of C., the 4th electromagnetic valves of D., 1. Hydraulic integration
Block, 2. adpting flange, 3. electromagnetic valve, 4. pipe joint, 5. before motor, motor high pressure oil inlet and outlet before 51., 6. after motor, 61.
Motor high pressure oil inlet and outlet after one, motor high pressure oil inlet and outlet after 62. second, 7. high-pressure pump, 71. first high-pressure pump high pressure are passed in and out
Hydraulic fluid port, 72. second high-pressure pump high pressure oil inlet and outlets, 9. choke valve.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is further illustrated.
As shown in figure 1, off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group, including hydraulic manifold block 1 and sets
Put adpting flange 2 on hydraulic manifold block 1, electromagnetic valve 3 and pipe joint 4.In conjunction with Fig. 2-3, electromagnetic valve 3 includes first, second,
Three, the 4th electromagnetic valve A, B, C, D；Accordingly, electromagnetic valve electric magnet also has 4, respectively first, second, third, fourth electricity
Magnet valve electric magnet a, b, c, d；Pipe joint 4 is 3, and one of pipe joint 4 is connected with front motor 5,4 points of two other pipe joint
It is not connected with motor 6 after 2；Front motor 5 is entered by adpting flange 2 from the hydraulic oil out of high-pressure pump 7.
With reference to the operation principle that Fig. 2-3 specifically introduces off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group
For：
As Figure 2-3, when car be two drive advance operating mode when, first, second, third, fourth electromagnetic valve electric magnet a, b,
C, d must not be electric, and hydraulic oil is entered fuel-displaced by the second high-pressure pump high pressure oil inlet and outlet 72 by motor high pressure before the 4th electromagnetic valve D arrival
Mouthfuls 51 are passed to front motor 5, now after motor 6 first after after motor high pressure oil inlet and outlet 61 and second motor high pressure enter fuel-displaced
62 free flows of mouth, in freewheel state, before now only having, motor 5 works；When car is 4 wheel driven advance operating mode, first, the
2nd, the 3rd electromagnetic valve electric magnet a, b, c obtains electric, and hydraulic oil is by the part of the second high-pressure pump high pressure oil inlet and outlet 72 by the 4th electricity
Before magnet valve D is reached, motor high pressure oil inlet and outlet 51 is passed to front motor 5, and 5 oil return of front motor is passed to the first high-pressure pump height and is pressed into
Oil-out 71, another part be passed to by the 3rd electromagnetic valve C rear motor 6 first after motor high pressure oil inlet and outlet 61, rear horse
The first high-pressure pump high pressure oil inlet and outlet 71 is passed to by the second electromagnetic valve B up to 6 oil returns, now forward and backward motor 5,6 is while work
Make.
When car is that two drives retreat operating mode, first, second, third, fourth electromagnetic valve electric magnet a, b, c, d must not be electric, liquid
Force feed is passed to front motor 5 by the first high-pressure pump high pressure oil inlet and outlet 71, and 5 oil return of front motor is passed to by the 4th electromagnetic valve D
Second high-pressure pump high pressure oil inlet and outlet 72；After now, after the first of motor 6, after motor high pressure oil inlet and outlet 61 and second, motor is high
62 free flow of oil-out is pressed into, in freewheel state, motor 5 works before now only having；When car is that 4 wheel driven retreats operating mode,
First, second, third electromagnetic valve electric magnet a, b, c obtains electric, and hydraulic oil is by the part stream of the first high-pressure pump high pressure oil inlet and outlet 71
Front motor 5 is led to, 5 oil return of front motor is passed to the second high-pressure pump high pressure oil inlet and outlet 72, another part by the 4th electromagnetic valve D
Motor high pressure oil inlet and outlet 62 after the second of rear motor 6 is passed to by the second electromagnetic valve B, and 6 oil return of rear motor is by the 3rd electricity
Magnet valve C is passed to the second high-pressure pump high pressure oil inlet and outlet 72, and now forward and backward motor 5,6 is worked simultaneously.
If front-wheel skids, the 4th electromagnetic valve electric magnet d is electricly automatic by electric-control system, towards the hydraulic pressure of front motor 5
Oil can only be passed to front motor 5 by throttle orifice 9, be now unlatching anti-slip state.
The off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group that this utility model is provided, is quantitative for 2
The hydraulic control valve block that high pulling torque motor directly drives the structure of trailing wheel and designs, which mainly includes the work(of freewheel and anti-slip
Can, will freewheel and anti-slip function be integrated on an integrated package, by the screw of oil-feed flange straight for whole integrated package
Connect and be installed on the flange mounting surface of front motor, keep in repair and save space and cost with being easily installed.
Although the above-mentioned accompanying drawing that combines is described to specific embodiment of the present utility model, not new to this practicality
The restriction of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Various modifications or deform still in protection model of the present utility model that field technique personnel are made by need not paying creative work
Within enclosing.
Claims (1)
1. off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group, is characterized in that, including hydraulic manifold block and being arranged on
Adpting flange, electromagnetic valve and pipe joint on hydraulic manifold block；The electromagnetic valve includes first, second, third, fourth electromagnetism
Valve；Accordingly, electromagnetic valve electric magnet includes first, second, third, fourth electromagnetic valve electric magnet；The pipe joint is 3, its
In a pipe joint be connected with front motor, two other pipe joint is connected with motor after 2 respectively；From high-pressure pump hydraulic pressure out
Oil enters front motor by adpting flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621052833.3U CN206017307U (en) | 2016-09-13 | 2016-09-13 | Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621052833.3U CN206017307U (en) | 2016-09-13 | 2016-09-13 | Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017307U true CN206017307U (en) | 2017-03-15 |
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ID=58260247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621052833.3U Active CN206017307U (en) | 2016-09-13 | 2016-09-13 | Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group |
Country Status (1)
| Country | Link |
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| CN (1) | CN206017307U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224318A (en) * | 2016-09-13 | 2016-12-14 | 九方泰禾国际重工(青岛)股份有限公司 | Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group |
-
2016
- 2016-09-13 CN CN201621052833.3U patent/CN206017307U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224318A (en) * | 2016-09-13 | 2016-12-14 | 九方泰禾国际重工(青岛)股份有限公司 | Off roader hydraulic pressure four-wheel drive HYDRAULIC CONTROL SYSTEM valve group |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |