CN206439245U - the hydraulic integrated valve of intelligent electro-hydraulic actuator - Google Patents
the hydraulic integrated valve of intelligent electro-hydraulic actuator Download PDFInfo
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- CN206439245U CN206439245U CN201621368593.8U CN201621368593U CN206439245U CN 206439245 U CN206439245 U CN 206439245U CN 201621368593 U CN201621368593 U CN 201621368593U CN 206439245 U CN206439245 U CN 206439245U
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- valve
- oil
- hydraulic
- threeway
- oil inlet
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Abstract
The utility model is related to a kind of power executing device, more particularly to a kind of hydraulic integrated valve of intelligent electro-hydraulic actuator.The utility model provides following technical scheme：A kind of hydraulic integrated valve of intelligent electro-hydraulic actuator, include valve block, described valve body is provided with the first oil inlet being connected respectively with oil pump, first oil inlet, second oil inlet and the second oil-out, the first overflow valve is sequentially provided between first oil inlet and the first oil-out, first check valve and the first threeway hydraulic control one-way valve, the second overflow valve is sequentially provided between second oil inlet and the second oil-out, second check valve and the second threeway hydraulic control one-way valve, the first drive control passage is provided between first overflow valve and the first check valve, the second drive control passage is provided between second overflow valve and the second check valve.Using above-mentioned technical proposal there is provided it is a kind of it is simple in construction, be easy to assembling, small volume, intelligent electro-hydraulic actuator easy to maintenance hydraulic integrated valve.
Description
Technical field
The utility model is related to a kind of power executing device, more particularly to a kind of Hydraulic integration of intelligent electro-hydraulic actuator
Valve.
Background technology
Actuator be a kind of power set, gathered electronic and surged, can quickly, stably the position to control target
It is precisely controlled, in the driving and control that cannot be only used for various valves, is also widely used in electric power, water conservancy, metallurgy etc.
In field.
Implement connection by several pipelines between pump and oil cylinder in traditional electro-hydraulic actuator, not only floor space is big,
And assembling process is complicated；Need that each pipeline is implemented to exclude one by one when a failure occurs, maintenance process more takes and cumbersome.
The content of the invention
In view of the deficienciess of the prior art, the utility model provide it is a kind of it is simple in construction, be easy to assembling, small volume,
The hydraulic integrated valve of intelligent electro-hydraulic actuator easy to maintenance.
To achieve the above object, the utility model provides following technical scheme：A kind of hydraulic pressure of intelligent electro-hydraulic actuator
Pile-up valve, it is characterised in that：Include valve block, described valve body is provided with the first oil inlet being connected respectively with oil pump, second
Oil inlet, one end and the first oil inlet are turned on by the first interface channel, and it is first fuel-displaced that the other end and hydraulic actuating cylinder are turned on
Mouth and one end are turned on the second oil inlet by the second interface channel, the second oil-out that the other end is turned on hydraulic actuating cylinder,
The first overflow valve, the first check valve are sequentially provided with the first interface channel between the first described oil inlet and the first oil-out
And the first threeway hydraulic control one-way valve, it is sequentially provided with the second interface channel between the second described oil inlet and the second oil-out
Second overflow valve, the second check valve and the second threeway hydraulic control one-way valve, are provided with first between the first overflow valve and the first check valve
Drive control passage, the first drive control passage and the second threeway hydraulic control one-way valve UNICOM simultaneously can promote the second threeway hydraulic control list
To valve and the conducting release of the second oil-out, the second drive control passage is provided between the second overflow valve and the second check valve, this
Two drive control passages and the first threeway hydraulic control one-way valve UNICOM simultaneously can promote the first threeway hydraulic control one-way valve and the first oil-out
Turn on release.
Using above-mentioned technical proposal, hydraulic actuating cylinder has AB chambers, in use, when needing to hydraulic actuating cylinder
, need to be by the pressure dump in hydraulic actuating cylinder B chambers when A intracavitary portion provides the oil with pressure, now, oil pump is to the first oil inlet
Pressure oil is provided, a part of pressure oil enters the second threeway hydraulic control one-way valve by the first drive control passage, promotes second
Threeway hydraulic control one-way valve and the second oil-out are turned on, and now, the pressure in hydraulic actuating cylinder B chambers just can pass through the second threeway hydraulic control
Check valve is discharged, and another part pressure oil entered by the first oil inlet can then pass through the first overflow valve, the first check valve, first
The A intracavitary that threeway hydraulic control one-way valve and the first oil-out enter hydraulic actuating cylinder is implemented to drive to piston；Otherwise, it is necessary to liquid
When pressure performs the B intracavitary fuel feeding of cylinder, then need the pressure dump in A chambers, oil pump by providing pressure oil to the second oil inlet,
A part of pressure oil enters the first threeway hydraulic control one-way valve by the second drive control passage, promotes the first threeway fluid-control one-way
Valve and the first oil-out are turned on, and now A cavity pressures just can be discharged by the first oil-out and the first threeway hydraulic control one-way valve, separately
The pressure oil of a part can be then entered in B chambers by the second overflow valve, the second check valve, the second threeway hydraulic control one-way valve.On
The course changing control that AB chambers in hydraulic actuating cylinder are realized by the first threeway hydraulic control one-way valve and the second three-way hydraulic check valve is stated, together
When realize the integrated of management, without separately setting pipeline, using the pile-up valve actuator volume it is smaller, assembling and repair more
It is convenient.
The utility model is further arranged to：First overflow valve and the first check valve and the second overflow valve and the second check valve
Between be respectively equipped with oil pressure sensing detection passage, oil pressure detection sensor is provided with the oil pressure sensing detection passage.
Using above-mentioned technical proposal, so set and be easy to that oil pressure is implemented to monitor, then detected when oil pressure is too high by oil pressure
Sensor provides signal to the first overflow valve or the second overflow valve, promotes its release to provide protection to oil pump and hydraulic actuating cylinder.
The utility model is further described below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is Fig. 1 A-A schematic cross-sectional views；
Fig. 3 is Fig. 2 B-B schematic cross-sectional views；
Fig. 4 is installed on principle schematic when in hydraulic system for the utility model embodiment.
Embodiment
A kind of hydraulic integrated valve of intelligent electro-hydraulic actuator as shown in Fig. 1-Fig. 4, includes and is set on valve block 1, valve body 1
There are the first oil inlet 11 being connected respectively with oil pump, the second oil inlet 12, one end to be connected logical by first with the first oil inlet 11
Road 13 is turned on, and the first oil-out 14 and one end that the other end is turned on hydraulic actuating cylinder are connected with the second oil inlet 12 by second
Passage 15 is turned on, the second oil-out 16 that the other end and hydraulic actuating cylinder are turned on, the first oil inlet 11 and the first oil-out 14 it
Between the first interface channel 13 on be sequentially provided with the first overflow valve 2, the first check valve 3 and the first threeway hydraulic control one-way valve 4, second
Be sequentially provided with the second interface channel 15 between the oil-out 16 of oil inlet 12 and second second overflow valve 5, the second check valve 6 and
Second threeway hydraulic control one-way valve 7, is provided with the first drive control passage 17, this first between the first overflow valve 2 and the first check valve 3
Drive control passage 17 and the UNICOM of the second threeway hydraulic control one-way valve 7 simultaneously can promote the second threeway hydraulic control one-way valve 7 and second fuel-displaced
Mouth 16 turns on releases, and the second drive control passage 18 is provided between the second overflow valve 5 and the second check valve 6, the second driving control
Passage 18 processed and the UNICOM of the first threeway hydraulic control one-way valve 4 simultaneously can promote the first threeway hydraulic control one-way valve 4 to be led with the first oil-out 14
Logical release.In such scheme, hydraulic actuating cylinder has AB chambers, in use, when needing the A intracavitary portion to hydraulic actuating cylinder
, need to be by the pressure dump in hydraulic actuating cylinder B chambers when oil with pressure is provided, now, oil pump provides pressure to the first oil inlet
Power oil, a part of pressure oil enters the second threeway hydraulic control one-way valve 7 by the first drive control passage 17, promotes the second threeway
Hydraulic control one-way valve 7 is turned on the second oil-out 16, now, and the pressure in hydraulic actuating cylinder B chambers just can pass through the second threeway hydraulic control
Check valve 7 is discharged, and another part pressure oil entered by the first oil inlet 11 then can be by the first overflow valve 2, the first check valve
3rd, the first threeway hydraulic control one-way valve 4 and the first oil-out 14 enter the A intracavitary of hydraulic actuating cylinder to piston implementation driving；Instead
, it is necessary to during to the B intracavitary fuel feeding of hydraulic actuating cylinder, then need the pressure dump in A chambers, oil pump passes through to the second oil inlet
12 provide pressure oil, and a part of pressure oil enters the first threeway hydraulic control one-way valve 4 by the second drive control passage 18, promoted
First threeway hydraulic control one-way valve 4 is turned on the first oil-out 14, and now A cavity pressures just can pass through the first oil-out 14 and first
Threeway hydraulic control one-way valve 4 is discharged, and the pressure oil of another part can then pass through the second overflow valve 5, the second check valve 6, the second threeway
Hydraulic control one-way valve 7 is entered in B chambers.Liquid is realized above by the first threeway hydraulic control one-way valve 4 and the second three-way hydraulic check valve 7
Pressure performs the course changing control of AB chambers in cylinder, while realizing the integrated of management, without separately setting pipeline, uses holding for the pile-up valve
Row body product is smaller, assembles and repairs and be more convenient.
In the utility model embodiment, the first overflow valve 2 and the first check valve 3 and the second overflow valve 5 and second are unidirectional
Be respectively equipped between valve 6 with oil pressure sensing detection passage 8, oil pressure detection sensor is provided with the oil pressure sensing detection passage 8.This
Sample, which is set, is easy to that oil pressure is implemented to monitor, and then the first overflow valve 2 or second is overflow by oil pressure detection sensor when oil pressure is too high
Flow valve 5 and signal is provided, promote its release to provide protection to oil pump and hydraulic actuating cylinder.
Claims (2)
1. a kind of hydraulic integrated valve of intelligent electro-hydraulic actuator, it is characterised in that：Include valve block, described valve block, which is provided with, to be divided
The first oil inlet, the second oil inlet, one end and the first oil inlet not being connected with oil pump are turned on by the first interface channel, another
The first oil-out and one end and the second oil inlet that end is turned on hydraulic actuating cylinder turn ons by the second interface channel, the other end and
Second oil-out of hydraulic actuating cylinder conducting, on the first interface channel between the first described oil inlet and the first oil-out according to
It is secondary to be provided with the first overflow valve, the first check valve and the first threeway hydraulic control one-way valve, described the second oil inlet and the second oil-out
Between the second interface channel on be sequentially provided with the second overflow valve, the second check valve and the second threeway hydraulic control one-way valve, first overflows
Flow and the first drive control passage, the first drive control passage and the second threeway fluid-control one-way are provided between valve and the first check valve
Valve UNICOM can simultaneously promote the second threeway hydraulic control one-way valve and the second oil-out to turn on release, the second overflow valve and the second check valve it
Between provided with the second drive control passage, the second drive control passage and the first threeway hydraulic control one-way valve UNICOM and can promote first
Threeway hydraulic control one-way valve and the conducting release of the first oil-out.
2. the hydraulic integrated valve of intelligent electro-hydraulic actuator according to claim 1, it is characterised in that：The first described overflow
It is respectively equipped with and is passed with oil pressure sensing detection passage, the oil pressure between valve and the first check valve and the second overflow valve and the second check valve
Feel and oil pressure detection sensor is provided with sense channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621368593.8U CN206439245U (en) | 2016-12-13 | 2016-12-13 | the hydraulic integrated valve of intelligent electro-hydraulic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621368593.8U CN206439245U (en) | 2016-12-13 | 2016-12-13 | the hydraulic integrated valve of intelligent electro-hydraulic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206439245U true CN206439245U (en) | 2017-08-25 |
Family
ID=59647692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621368593.8U Expired - Fee Related CN206439245U (en) | 2016-12-13 | 2016-12-13 | the hydraulic integrated valve of intelligent electro-hydraulic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206439245U (en) |
-
2016
- 2016-12-13 CN CN201621368593.8U patent/CN206439245U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20181213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |