CN206268520U - A kind of hydraulic control one-way valve - Google Patents
A kind of hydraulic control one-way valve Download PDFInfo
- Publication number
- CN206268520U CN206268520U CN201621168022.XU CN201621168022U CN206268520U CN 206268520 U CN206268520 U CN 206268520U CN 201621168022 U CN201621168022 U CN 201621168022U CN 206268520 U CN206268520 U CN 206268520U
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- valve
- valve body
- core
- control
- taper
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Abstract
The utility model discloses a kind of hydraulic control one-way valve,Belong to control valve technology field,Including valve body,Taper valve core,Control piston,The valve body two ends are provided with even core nut,Left chamber and right chamber are provided with the valve body,The taper valve core is in right chamber,The taper valve core rear end is provided with big spring circle,The control piston is in left chamber,The valve body is provided with control mouth,Outer drain port,Inlet,Liquid outlet,The control mouth,Outer drain port is connected with left chamber,The inlet,Liquid outlet is connected with right chamber,Unloading small valve core is provided with the taper valve core,Unloading small valve core front end is provided with round bar,The right chamber wall is provided with pressure inductor,Indicator lamp is embedded with the valve body,Institute's valve body is embedded with battery,The pressure inductor,Indicator lamp,It is electrically connected between battery,By setting multiple springs in valve body,And it is provided with indicator lamp etc.,Make the convenient maintenance of check valve,It is easily controllable,Function hommization,Simple structure,Small volume.
Description
Technical field
The utility model is related to control valve technology field, and in particular to a kind of hydraulic control one-way valve.
Background technology
Check valve is that a kind of fluid can only be flowed into along import, and cannot be from the directional control valve of outlet return.It is applied to not
Allow the occasion of reverse fluid flow.Hydraulic control one-way valve is, by control Fluid pressure, can to make the valve of check valve reverse circulated.
This valve occupies more important status in the hydraulic prop equipment of coal mine machinery.
Hydraulic control one-way valve has been a difference in that more an oil circuit control K with common check valve, when oil circuit control access failure
During pressure oil liquid, hydraulic control one-way valve is worked just as common check valve, and pressure oil is only flowed to from import and exported, it is impossible to reverse flow
It is dynamic.When oil circuit control has control pressure to be input into, piston mandril pushes up opening one-way valve under pressure oil effect, connects oil inlet and outlet
Logical, if oil-out pressure is more than inlet pressure, fluid will reverse flow.
Chinese patent CN202510139U discloses a kind of hydraulic control one-way valve, and the hydraulic control one-way valve includes valve body, on valve body
Left and right two cavitys are formed with, first end set, first end bell and spigot joint, first is disposed with the left chamber body from the top down
Big push rod, the first spring, the first intermediate sleeve, the first valve seat, the first core assembly, the first small push rod, second spring and the first valve
Set, is disposed with the second end set, the second end bell and spigot joint, second largest push rod, the 3rd spring, the from left to right on the right chamber body
Two intermediate sleeves, the second valve seat, the second core assembly, the second small push rod, the 4th spring and the second valve pocket.In order to realize hydraulic pressure control
System, the individually designed aperture for installing valve element of the disclosure technology, is also based on this reason, the hydraulic control one-way valve volume
Larger, structure is complex.
Utility model content
The purpose of this utility model is to provide a kind of hydraulic control one-way valve, caused above-mentioned multinomial in the prior art to solve
Defect.
A kind of hydraulic control one-way valve, including valve body, taper valve core, control piston, the valve body two ends are provided with even core nut, institute
State and be provided with valve body left chamber and right chamber, in right chamber, the taper valve core rear end is provided with big spring circle, institute to the taper valve core
Control piston is stated in the left chamber, the valve body is provided with control mouth, outer drain port, inlet, liquid outlet, it is the control mouth, outer
Drain port is connected with left chamber, and the inlet, liquid outlet are connected with right chamber, and the small valve of unloading is provided with the taper valve core
Core, unloading small valve core front end is provided with round bar, and the round bar is in taper valve core and protrudes from valve element front end, and the right chamber wall sets
There is pressure inductor, indicator lamp is embedded with the valve body, institute's valve body is embedded with battery, the pressure inductor, indicator lamp, storage
It is electrically connected between battery.
Preferably, it is equipped with sealing ring between the taper valve core, control piston and valve body.
Preferably, it is provided with the first turn between the unloading small valve core and taper valve core.
Preferably, it is provided with the second small spring ring between the unloading small valve core and valve body.
Preferably, it is provided with the 3rd turn between the control piston and valve body.
Preferably, described outer drain port is connected with environmental liquids collection device.
The utility model has the advantage of：This kind of check valve, is set by between taper valve core, unloading small valve core and valve body
There are four turns, make Fluid pressure control more to stablize, it is ensured that Fluid pressure is more steady, while simple structure only sets
There are two cavitys in left and right, inside is provided with pressure inductor, battery, indicator lamp, on the one hand convenient to observe valve in dark condition
Body, on the other hand, facilitates operating personnel to discover exception when right cavity pressure is abnormal, and maintenance work is carried out in time, and internal
Simple structure, makes the hydraulically-controlled one-way valve small volume, saves space.
Brief description of the drawings
Fig. 1 is a kind of internal structure schematic diagram of hydraulic control one-way valve described in the utility model.
Fig. 2 is a kind of structural representation of hydraulic control one-way valve described in the utility model.
Wherein：1-valve body, 11-company core nut, 12-left chamber, 13-right chamber, 21-control mouth, 22-outer drain port,
23-inlet, 24-liquid outlet, 3-control piston, 4-taper valve core, 41-round bar, 42-unloading small valve core, 51-the
Three turns, the 52-the first turn, 53-second spring circle, 54-big spring circle, 6-sealing ring, 71-pressure inductor,
72-indicator lamp, 73-battery.
Specific embodiment
For technological means, creation characteristic, reached purpose and effect for realizing the utility model are easy to understand, below
With reference to specific embodiment, the utility model is expanded on further.
As depicted in figs. 1 and 2, a kind of hydraulic control one-way valve, including valve body 1, taper valve core 4, control piston 3, the valve body 1
Two ends are provided with even core nut 11, and left chamber 12 and right chamber 13 are provided with the valve body 1, and the taper valve core 4 is located in right chamber 13, institute
State the rear end of taper valve core 4 and be provided with big spring circle 54, in left chamber 12, the valve body 1 is provided with control mouth to the control piston 3
21st, outer drain port 22, inlet 23, liquid outlet 24, the control mouth 21, outer drain port 22 are connected with left chamber 12, the feed liquor
Mouth 23, liquid outlet 24 is connected with right chamber, and unloading small valve core 42, unloading small valve core 42 front end are provided with the taper valve core 4
Round bar 41 is provided with, the round bar 41 is in taper valve core 4 and protrudes from valve element front end, and the wall of the right chamber 13 is provided with pressure sensitive
Device 71, is embedded with indicator lamp 72 on the valve body 1, institute's valve body 1 is embedded with battery 73, the pressure inductor 71, indicator lamp 72,
It is electrically connected between battery 73.
It is fluid pressure it is worth noting that, being equipped with sealing ring 6 between the taper valve core 4, control piston 3 and valve body 1
Power is more preferably controlled, it is ensured that hydraulic control one-way valve normal work.
In the present embodiment, the first turn 52 is provided between the unloading small valve core 42 and taper valve core 4, alleviates control
Fluid produces excessive pressure, hydraulically-controlled one-way valve is smoothly operated.
In the present embodiment, second spring circle 53 is provided between the unloading small valve core 42 and valve body 4, makes hydraulically-controlled one-way valve
Smoothly it is operated.
In the present embodiment, it is provided with the 3rd turn 51 between the control piston 3 and valve body 4.
Additionally, described outer drain port 22 is connected with environmental liquids collection device, it is ensured that the recovery of control fluid.
Based on above-mentioned, this kind of check valve, four bullets are provided with by between taper valve core 4, unloading small valve core 42 and valve body 1
Spring coil, makes Fluid pressure control more to stablize, it is ensured that Fluid pressure is more steady, while simple structure is provided only with left and right two
Cavity, inside is provided with pressure inductor, battery, indicator lamp, on the one hand convenient to observe valve body, the opposing party in dark condition
Face, facilitates operating personnel to discover exception when right cavity pressure is abnormal, and maintenance work is carried out in time, and internal structure is simple,
Make the hydraulically-controlled one-way valve small volume, save space.
As known by the technical knowledge, the utility model can be by other essence without departing from its spirit or the reality of essential feature
Scheme is applied to realize.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only
's.It is all in the range of the utility model or in the change being equal in the range of the utility model by the utility model bag
Contain.
Claims (6)
1. a kind of hydraulic control one-way valve, including valve body, taper valve core, control piston, the valve body two ends are provided with even core nut, described
Left chamber and right chamber are provided with valve body, the taper valve core is in right chamber, and the taper valve core rear end is provided with big spring circle, described
In the left chamber, the valve body is provided with control mouth, outer drain port, inlet, liquid outlet to control piston, the control mouth, leaks
Mouth is connected with left chamber, and the inlet, liquid outlet are connected with right chamber, and the small valve of unloading is provided with the taper valve core
Core, unloading small valve core front end is provided with round bar, and the round bar is in taper valve core and protrudes from valve element front end, and the right chamber wall sets
There is pressure inductor, indicator lamp is embedded with the valve body, institute's valve body is embedded with battery, the pressure inductor, indicator lamp, storage
It is electrically connected between battery.
2. a kind of hydraulic control one-way valve according to claim 1, it is characterised in that：The valve element, control piston and valve body it
Between be equipped with sealing ring.
3. a kind of hydraulic control one-way valve according to claim 1, it is characterised in that：Unloading small valve core and the taper valve core it
Between be provided with second spring circle.
4. a kind of hydraulic control one-way valve according to claim 1, it is characterised in that：Set between the unloading small valve core and valve body
There is the 3rd turn.
5. a kind of hydraulic control one-way valve according to claim 1, it is characterised in that：It is provided between the control piston and valve body
4th turn.
6. a kind of hydraulic control one-way valve according to claim 1, it is characterised in that：Described outer drain port is collected with environmental liquids
Device is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621168022.XU CN206268520U (en) | 2016-10-26 | 2016-10-26 | A kind of hydraulic control one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621168022.XU CN206268520U (en) | 2016-10-26 | 2016-10-26 | A kind of hydraulic control one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206268520U true CN206268520U (en) | 2017-06-20 |
Family
ID=59039157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621168022.XU Active CN206268520U (en) | 2016-10-26 | 2016-10-26 | A kind of hydraulic control one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206268520U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255095A (en) * | 2017-07-07 | 2017-10-17 | 中国煤炭科工集团太原研究院有限公司 | The reverse aqueous medium hydraulic control one-way valve of ultralow pressure |
-
2016
- 2016-10-26 CN CN201621168022.XU patent/CN206268520U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255095A (en) * | 2017-07-07 | 2017-10-17 | 中国煤炭科工集团太原研究院有限公司 | The reverse aqueous medium hydraulic control one-way valve of ultralow pressure |
| CN107255095B (en) * | 2017-07-07 | 2019-07-02 | 中国煤炭科工集团太原研究院有限公司 | The reversed aqueous medium hydraulic control one-way valve of ultralow pressure |
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| GR01 | Patent grant |