CN204403018U - A kind of load-sensitive magnetic switch valve block - Google Patents
A kind of load-sensitive magnetic switch valve block Download PDFInfo
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- CN204403018U CN204403018U CN201420776680.1U CN201420776680U CN204403018U CN 204403018 U CN204403018 U CN 204403018U CN 201420776680 U CN201420776680 U CN 201420776680U CN 204403018 U CN204403018 U CN 204403018U
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- valve
- directional control
- solenoid directional
- mouth
- load
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Abstract
The utility model discloses a kind of load-sensitive magnetic switch valve block, comprise solenoid directional control valve (2), it is characterized in that: described solenoid directional control valve (2) connects integrated pedestal (5), described integrated pedestal (5) outer installment hydraulic joint, hydraulic pressure plug, LS-IN mouth and LS-OUT mouth, this integrated pedestal (5) inside is embedded shuttle valve I (7) and shuttle valve II (8), and described shuttle valve I (7) is interconnected with described shuttle valve II (8).Thus achieve electromagnetic switch valve outlet pressure and can feed back, simultaneously when there being multiple executive component, can be superimposed multi-disc load-sensitive magnetic switch valve block use, and feedback pressure is the value of maximum pressure in all executive component oil pipes.
Description
Technical field
The utility model relates to a kind of load-sensitive magnetic switch valve structure, is particularly suitable for needing on the equipment of Ioad-sensing control when controlling multiple oil cylinder or motor.
Background technique
At present, switch type electromagnetism valve block is not with shuttle valve to realize load-sensitive pressure feedback function, or adopt band two one-way valves as pressure feedback, this mode can cause feedback pressure cannot cancellation fast, or rely on an additional solenoid valve active switch to eliminate the method for feedback road pressure, easily cause the system failure, control complicated.
Model utility content
Technical problem to be solved in the utility model provides a kind of load-sensitive magnetic switch valve structure, be characterized in utilizing common board-like installation electromagnetic switch valve, add the integrated pedestal of a slice band two shuttle valves, realize electromagnetic switch valve outlet pressure can feed back, simultaneously when there being multiple executive component, can be superimposed multi-disc load-sensitive magnetic switch valve block use, and feedback pressure is the value of maximum pressure in all executive component oil pipes.
In order to realize this object, the technical solution of the utility model is: a kind of load-sensitive magnetic switch valve block, comprise solenoid directional control valve, described solenoid directional control valve connects integrated pedestal, described integrated pedestal outer installment hydraulic joint, hydraulic pressure plug, LS-IN mouth and LS-OUT mouth, this integrated base interior is embedded shuttle valve I and shuttle valve II, and described shuttle valve I is interconnected with described shuttle valve II.
Further improvement as technique scheme:
According to embodiment of the present utility model, the IS-IN mouth on described integrated pedestal connects described shuttle valve II 1 place entrance, and another place's entrance of described shuttle valve II is connected to the A mouth place of described solenoid directional control valve.
According to embodiment of the present utility model, described shuttle valve II outlet is connected to described shuttle valve I 1 place entrance, and another place's entrance of this shuttle valve I is connected to the B mouth place of described solenoid directional control valve.
According to embodiment of the present utility model, described shuttle valve I outlet is connected to the LS-OUT mouth of described integrated pedestal.
According to embodiment of the present utility model, described solenoid directional control valve is three-position four-way electromagnetic directional valve, and this solenoid directional control valve is with electromagnetic coil I and electromagnetic coil II, and described electromagnetic coil is used for commutation control.
According to embodiment of the present utility model, the A mouth of described solenoid directional control valve is connected with the hydraulic joint I being arranged on described integrated pedestal, and the B mouth of described solenoid directional control valve is connected with the hydraulic joint II being arranged on described integrated pedestal.
Compared with prior art, the beneficial effects of the utility model:
1, solenoid directional control valve is three-position four-way electromagnetic directional valve, is with two electromagnetic coils to be used for commutation control; An integrated base valve is for installing other elements all comprising two shuttle valves, hydraulic joint, hydraulic pressure plug, seal ring, solenoid directional control valve, a pressure feedback can be realized enter from LS-IN, compare with the A mouth pressure of solenoid directional control valve, large force value compares with the B mouth pressure of solenoid directional control valve, large force value exports from LS-OUT mouth, realize the load-sensitive function of a solenoid directional control valve, if multi-disc superposition uses, the load-sensitive function of multiple solenoid directional control valve can be realized.
2, realize electromagnetic switch valve outlet pressure can feed back, simultaneously when there being multiple executive component, can be superimposed multi-disc load-sensitive magnetic switch valve block use, and feedback pressure is the value of maximum pressure in all executive component oil pipes.
Accompanying drawing explanation
Fig. 1 is a kind of load-sensitive electromagnetic switch valve of the utility model sheet erection drawing;
Fig. 2 is a kind of load-sensitive magnetic switch of the utility model valve block schematic diagram;
In figure: 1, electromagnetic coil I; 2, solenoid directional control valve; 3, electromagnetic coil II; 4, hydraulic joint I; 5, integrated pedestal; 6, hydraulic joint II; 7, shuttle valve I; 8, shuttle valve II.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in the figure, the load-sensitive magnetic switch valve block of the present embodiment, comprise solenoid directional control valve 2, solenoid directional control valve 2 connects integrated pedestal 5, integrated pedestal 5 outer installment hydraulic joint, hydraulic pressure plug, LS-IN mouth and LS-OUT mouth, this integrated pedestal 5 inside is embedded shuttle valve I 7 and shuttle valve II 8, and shuttle valve I 7 and shuttle valve II 8 are interconnected.
IS-IN mouth on integrated pedestal 5 connects shuttle valve II 81 place entrance, and another place's entrance of shuttle valve II 8 is connected to the A mouth place of solenoid directional control valve 2.
Shuttle valve II 8 outlet is connected to shuttle valve I 71 place entrance, and another place's entrance of this shuttle valve I 7 is connected to the B mouth place of solenoid directional control valve 2.
Shuttle valve I 7 outlet is connected to the LS-OUT mouth of integrated pedestal 5.
Solenoid directional control valve 2 is three-position four-way electromagnetic directional valve, and this solenoid directional control valve 2 is with electromagnetic coil I 1 and electromagnetic coil II 3, and electromagnetic coil (1,3) is for commutation control.
The A mouth of solenoid directional control valve 2 is connected with the hydraulic joint I 4 being arranged on integrated pedestal 5, and the B mouth of solenoid directional control valve 2 is connected with the hydraulic joint II 6 being arranged on integrated pedestal 5.
Embodiment: see accompanying drawing 1, the utility model comprises solenoid directional control valve 2, hydraulic joint I4, integrated pedestal 5, hydraulic joint II6, shuttle valve I7, shuttle valve II8.
Electromagnetic coil I1 and electromagnetic coil II3 is with by solenoid directional control valve 2, and when electromagnetic coil I1 is energized, solenoid directional control valve 2 spool commutates to A position, and when electromagnetic coil II3 is energized, solenoid directional control valve 2 spool commutates to B position, and solenoid directional control valve 2 is arranged on integrated pedestal 5.
On integrated pedestal 5, LS-IN mouth is connected with an entrance of shuttle valve II8, the A mouth of solenoid directional control valve 2 is connected with the another one entrance of shuttle valve II8, the outlet of shuttle valve II8 is connected with an entrance of shuttle valve I7, the B mouth of solenoid directional control valve 2 is connected with the another one entrance of shuttle valve I7, and the outlet of shuttle valve I7 is connected on the LS-OUT of integrated pedestal 5.
The A mouth of solenoid directional control valve 2 is connected with the hydraulic joint I4 that integrated pedestal 5 is installed, and the B mouth of solenoid directional control valve 2 is connected with the hydraulic joint II6 that integrated pedestal 5 is installed.
LS-IN mouth on integrated pedestal 5 and LS-OUT mouth are distributed in the both sides of integrated pedestal 5, when two panels valve block is superimposed, the salty conjunction of LS-OUT of a slice LS-IN mouth and other a slice, when there being multiple executive component, can be superimposed multi-disc load-sensitive magnetic switch valve block use, and the LS-OUT mouth feedback pressure realizing last a slice is the value of maximum pressure in all executive component oil pipes.
Specifically can implement in a variety of forms due to the utility model and not depart from spirit or the essence of model utility, so be to be understood that, above-described embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claim of enclosing and contained.
Claims (6)
1. a load-sensitive magnetic switch valve block, comprise solenoid directional control valve (2), it is characterized in that: described solenoid directional control valve (2) connects integrated pedestal (5), described integrated pedestal (5) outer installment hydraulic joint, hydraulic pressure plug, LS-IN mouth and LS-OUT mouth, this integrated pedestal (5) inside is embedded shuttle valve I (7) and shuttle valve II (8), and described shuttle valve I (7) is interconnected with described shuttle valve II (8).
2. load-sensitive magnetic switch valve block according to claim 1, it is characterized in that: the IS-IN mouth on described integrated pedestal (5) connects described shuttle valve II (8) place's entrance, another place's entrance of described shuttle valve II (8) is connected to the A mouth place of described solenoid directional control valve (2).
3. load-sensitive magnetic switch valve block according to claim 2, it is characterized in that: described shuttle valve II (8) outlet is connected to described shuttle valve I (7) place's entrance, another place's entrance of this shuttle valve I (7) is connected to the B mouth place of described solenoid directional control valve (2).
4. load-sensitive magnetic switch valve block according to claim 3, is characterized in that: described shuttle valve I (7) outlet is connected to the LS-OUT mouth of described integrated pedestal (5).
5. load-sensitive magnetic switch valve block according to claim 1, it is characterized in that: described solenoid directional control valve (2) is three-position four-way electromagnetic directional valve, this solenoid directional control valve (2) is with electromagnetic coil I (1) and electromagnetic coil II (3), and described electromagnetic coil I, II (1,3) is for commutation control.
6. load-sensitive magnetic switch valve block according to claim 1, it is characterized in that: the A mouth of described solenoid directional control valve (2) is connected with the hydraulic joint I (4) being arranged on described integrated pedestal (5), the B mouth of described solenoid directional control valve (2) is connected with the hydraulic joint II (6) being arranged on described integrated pedestal (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420776680.1U CN204403018U (en) | 2014-12-11 | 2014-12-11 | A kind of load-sensitive magnetic switch valve block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420776680.1U CN204403018U (en) | 2014-12-11 | 2014-12-11 | A kind of load-sensitive magnetic switch valve block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204403018U true CN204403018U (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420776680.1U Active CN204403018U (en) | 2014-12-11 | 2014-12-11 | A kind of load-sensitive magnetic switch valve block |
Country Status (1)
| Country | Link |
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| CN (1) | CN204403018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979185A (en) * | 2017-04-24 | 2017-07-25 | 中国重型机械研究院股份公司 | A kind of superposing type Zero-leakage hydraulic locking-valve |
-
2014
- 2014-12-11 CN CN201420776680.1U patent/CN204403018U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979185A (en) * | 2017-04-24 | 2017-07-25 | 中国重型机械研究院股份公司 | A kind of superposing type Zero-leakage hydraulic locking-valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |