CN206487710U - A kind of automatic detection reversal valve - Google Patents
A kind of automatic detection reversal valve Download PDFInfo
- Publication number
- CN206487710U CN206487710U CN201621459664.5U CN201621459664U CN206487710U CN 206487710 U CN206487710 U CN 206487710U CN 201621459664 U CN201621459664 U CN 201621459664U CN 206487710 U CN206487710 U CN 206487710U
- Authority
- CN
- China
- Prior art keywords
- valve
- plunger
- channel
- automatic detection
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model proposes a kind of automatic detection reversal valve, including:Main valve and pilot valve, the main valve are connected with the pilot valve；The main valve includes main valve body, the valve opening in the main valve body, the plunger in the valve opening, the radial hole and the axial hole parallel to the valve opening perpendicular to the valve opening connected with the valve opening；The plunger is connected with the pilot valve；The utility model on plunger by using setting seal, pressure regulation needle and high pressure detection head are set on valve body simultaneously, simultaneously the pressure that pressure regulation needle and high pressure detection head are come in automatic regulation valve body is controlled using automaton, to ensure that reversal valve can be used normally when pressure value changes, it is ensured that operating efficiency.
Description
Technical field
The utility model is related to a kind of reversal valve, particularly relates to a kind of automatic detection reversal valve.
Background technology
Existing reversal valve, when commutating Vavle switching, in the presence of very big pressure differential during due to air-breathing and exhaust, and is cutting
During changing, very big noise can be produced, the gap between plunger and cylinder body can cause liquid leakage, build-up of pressure is unstable
It is fixed, and build-up of pressure it is unstable after pressure can not be adjusted to normal pressure value in time, it is therefore desirable to it is a kind of simple and
The reversal valve two that pressure value can be adjusted into normal value at any time overcomes this defect, to ensure that reversal valve can in pressure change
Normally use.
Utility model content
The utility model proposes a kind of automatic detection reversal valve, by using seal is set on plunger, while in valve
Pressure regulation needle and high pressure detection head are set on body, while controlling pressure regulation needle and high pressure detection head to come from using automaton
Pressure in dynamic regulation valve body, to ensure that reversal valve can be used normally when pressure value changes, it is ensured that operating efficiency.
What the technical solution of the utility model was realized in：
A kind of automatic detection reversal valve, including：Main valve and pilot valve, the main valve are connected with the pilot valve；The main valve bag
Include main valve body, the valve opening in the main valve body, the plunger in the valve opening, connected with the valve opening perpendicular to institute
State the radial hole and the axial hole parallel to the valve opening of valve opening；The plunger is connected with the pilot valve.
Further, the pilot valve includes pilot valve body and the inlet tube on the pilot valve body, and the inlet tube is connected with
The pump housing, the pilot valve body is provided with multiple mutually orthogonal interfaces, and the interface is connected with the plunger.
Further, the plunger leads to provided with interconnected first passage, second channel and third channel, described first
Road is using the axial line of the plunger as axis, and the third channel is parallel to the first passage and its axis is partial to described first
The axis of passage, the second channel both perpendicular to the first passage and third channel, the second channel simultaneously with institute
State first passage and third channel connection；The third channel is connected with the pump housing.
Further, multiple boss and the cell body between the multiple boss are additionally provided with the plunger.
Further, the first pressure regulation needle-valve and the second pressure regulation needle-valve, institute are respectively equipped with the axial hole and the radial hole
The first pressure regulation needle-valve and the second pressure regulation needle-valve are stated while being connected with automaton.
Further, the main valve body bottom is provided with elastic washer, the elastic washer and the plunger contact.
Further, high pressure detection head, the high pressure detection head and the automaton are provided with the main valve body
Connection.
The utility model on plunger by using seal is set, while setting pressure regulation needle and high pressure inspection on valve body
Gauge head, while the pressure that pressure regulation needle and high pressure detection head are come in automatic regulation valve body is controlled using automaton, to protect
Card reversal valve can be used normally when pressure value changes, it is ensured that operating efficiency.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of overall structure of the specific embodiment one of automatic detection reversal valve in the utility model specific embodiment
Schematic diagram；
Fig. 2 is the structural representation of the plunger of the automatic detection reversal valve shown in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
In specific embodiment of the utility model one, Fig. 1~Fig. 2 is seen, a kind of automatic detection reversal valve, including：Main valve 2
And pilot valve 3, main valve 2 is connected with the pilot valve 3；Main valve 2 includes main valve body 21, the valve opening 23 in main valve body 21, located at valve
Plunger 22 in hole 23, the radial hole 211 perpendicular to valve opening 23 connected with valve opening 23 and the axial hole 213 parallel to valve 23；
Plunger 22 is connected with pilot valve 3.
In specific embodiment of the utility model one, Fig. 1~Fig. 2 is seen, pilot valve 3 includes pilot valve body 31 and located at pilot valve body
On inlet tube 32, inlet tube 32 is connected with the pump housing 4, and pilot valve body 31 is provided with multiple mutually orthogonal interfaces 33, interface 33 with
Plunger 22 is connected；Pilot valve 3 drives plunger 22 to be slidably reciprocated by the pump housing 3.
In specific embodiment of the utility model one, Fig. 1~Fig. 2 is seen, plunger 22 leads to provided with first be interconnected
Road 223, second channel 222 and third channel 221, first passage 223 is using the axial line of plunger 22 as axis, third channel 221
The axis of first passage 223 is partial to parallel to first passage 223 and its axis, second channel 222 is both perpendicular to first passage
223 and third channel 221, second channel 222 is connected with first passage 223 and third channel 221 simultaneously；Third channel 223 with
Orthogonal interface 33 on the pump housing 3 is connected.
In specific embodiment of the utility model one, see on Fig. 1~Fig. 2, plunger 22 and be additionally provided with multiple boss 224 and set
Cell body 225 between multiple boss 224；Boss 224 and cell body 225 are set primarily to preventing plunger 22 when pressure is excessive
Sliding friction is damaged to plunger 22.
In specific embodiment of the utility model one, see on Fig. 1~Fig. 2, axial hole 213 and radial hole 212 and set respectively
There are the first pressure regulation needle-valve 211 and the second pressure regulation needle-valve 214, the first pressure regulation needle-valve 211 and the second pressure regulation needle-valve 214 are connected with simultaneously
Automaton 1；First needle 211 and the second needle 214 are used for the size for adjusting pressure in valve opening 23, so as to ensure pressure
Stability.
In specific embodiment of the utility model one, Fig. 1~Fig. 2 is seen, the bottom of main valve body 2 is provided with elastic washer 24, bullet
Property packing ring 24 is contacted with plunger 22；Elastic washer can prevent plunger 22 from colliding to damage plunger 22 with main valve body 21.
In specific embodiment of the utility model one, see and high pressure detection head 25 is provided with Fig. 1~Fig. 2, main valve body 2, it is high
Pressure detection head 25 is connected with automaton 1；High pressure detection head 25 is used for the size for detecting pressure in valve opening 23, and pressure
Signal sends automaton 1 to, and automaton 1 is received after signal according to pressure size the first needle 211 of control
And second needle 214 adjust the pressure in valve opening 23, to ensure the resistance to overturning of pressure in automatic detection reversal valve.
Claims (7)
1. a kind of automatic detection reversal valve, including：Main valve and pilot valve, the main valve are connected with the pilot valve；It is characterized in that：Institute
State main valve including main valve body, the valve opening in the main valve body, the plunger in the valve opening, connect with the valve opening
Perpendicular to the radial hole and the axial hole parallel to the valve opening of the valve opening；The plunger is connected with the pilot valve.
2. automatic detection reversal valve as claimed in claim 1, it is characterised in that：The pilot valve includes pilot valve body and located at described
Inlet tube on pilot valve body, the inlet tube is connected with the pump housing, and the pilot valve body is provided with multiple mutually orthogonal interfaces, described
Interface is connected with the plunger.
3. automatic detection reversal valve as claimed in claim 2, it is characterised in that：The plunger is provided with first be interconnected
Passage, second channel and third channel, the first passage is using the axial line of the plunger as axis, and the third channel is parallel
It is partial to the axis of the first passage in the first passage and its axis, the second channel is logical both perpendicular to described first
Road and third channel, the second channel are connected with the first passage and third channel simultaneously；The third channel with it is described
The pump housing is connected.
4. automatic detection reversal valve as claimed in claim 3, it is characterised in that：Multiple boss are additionally provided with the plunger and are set
Cell body between the multiple boss.
5. automatic detection reversal valve as claimed in claim 4, it is characterised in that：On the axial hole and the radial hole respectively
Provided with the first pressure regulation needle-valve and the second pressure regulation needle-valve, the first pressure regulation needle-valve and the second pressure regulation needle-valve are connected with automatic control simultaneously
Device processed.
6. automatic detection reversal valve as claimed in claim 5, it is characterised in that：The main valve body bottom is provided with elastic washer,
The elastic washer and the plunger contact.
7. automatic detection reversal valve as claimed in claim 6, it is characterised in that：High pressure detection head is provided with the main valve body,
The high pressure detection head is connected with the automaton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621459664.5U CN206487710U (en) | 2016-12-28 | 2016-12-28 | A kind of automatic detection reversal valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621459664.5U CN206487710U (en) | 2016-12-28 | 2016-12-28 | A kind of automatic detection reversal valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206487710U true CN206487710U (en) | 2017-09-12 |
Family
ID=59770843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621459664.5U Expired - Fee Related CN206487710U (en) | 2016-12-28 | 2016-12-28 | A kind of automatic detection reversal valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206487710U (en) |
-
2016
- 2016-12-28 CN CN201621459664.5U patent/CN206487710U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170912 Termination date: 20181228 |