CN207701896U - A kind of differential pilot solenoid valve - Google Patents
A kind of differential pilot solenoid valve Download PDFInfo
- Publication number
- CN207701896U CN207701896U CN201820026244.0U CN201820026244U CN207701896U CN 207701896 U CN207701896 U CN 207701896U CN 201820026244 U CN201820026244 U CN 201820026244U CN 207701896 U CN207701896 U CN 207701896U
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- valve
- seal
- cone
- main valve
- port
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Abstract
The utility model provides a kind of differential pilot solenoid valve, including main valve body, main valve plug and pilot valve, pilot valve includes guide valve blocks, left cone valve, right cone valve, electromagnetic coil assembly and dynamic iron core, left valve port and right valve port are equipped in main valve body, the both ends of main valve plug are respectively equipped with left seal and right seal, the right side area of right seal is more than the left side area of left seal, main valve body is equipped with air intake and gas outlet, air intake is located at the left side of left valve port, gas outlet is between left valve port and right valve port, main valve body is equipped with the compressed spring for connecting left cone valve, valve core channel is equipped in main valve plug, connecting rod passes through valve core channel, left cone valve, which seals under the active force of compressed spring with the left side of valve core channel, to be coordinated.It realizes the movement of main valve plug by the pressure difference of main valve plug both sides, and then realizes the keying of gas circuit, without by electromagnetic force opening pilot hole, main valve plug and valve port as traditional pilot solenoid valve, effectively reduce energy consumption.
Description
Technical field
The utility model is related to valve control fields, and in particular to a kind of differential pilot solenoid valve.
Background technology
Solenoid valve is often operated in the working environment of high pressure gas, plays the role of connection or cut-off, and solenoid valve has more
Type, wherein it is relatively broad to rely on the guide electromagnetic valve of electromagnetic action to apply, due to the pilot hole of guide electromagnetic valve, master
The unlatching of spool, valve port is required to by means of electromagnetic force, thus energy consumption is larger.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of lower differential pilot solenoid valves of energy consumption.
To achieve the above object, the technical solution that the utility model is taken is：A kind of differential pilot solenoid valve, including master
Valve body, main valve plug and pilot valve, pilot valve include guide valve blocks, left cone valve, right cone valve, electromagnetic coil assembly and dynamic iron core, are moved
Iron core is connected by mandril with right cone valve, and right cone valve is connected by connecting rod with left cone valve, and guide valve blocks are equipped with to be passed through for connecting rod
Connecting rod channel, right cone valve can be sealed with the right side of connecting rod channel to be coordinated, and left valve port and right valve port, main valve are equipped in main valve body
The both ends of core are respectively equipped with left seal and right seal, and the right side of left seal can coordinate with left sealing valve port, right sealing
The left side of body can coordinate with right sealing valve port, and the right side of right seal can be sealed with main valve body to be coordinated, the right side of right seal
Face area is more than the left side area of left seal, and main valve body is equipped with air intake and gas outlet, and air intake is located at left valve port
Left side, between left valve port and right valve port, main valve body is equipped with the compressed spring for connecting left cone valve for gas outlet, in main valve plug
Equipped with valve core channel, connecting rod passes through valve core channel, left cone valve close with the left side of valve core channel under the active force of compressed spring
Envelope cooperation.
Solenoid valve further includes rotational handle, is hinged with guide valve blocks in the middle part of rotational handle, and one end is fixedly connected with right cone valve,
The other end extends to outside guide valve blocks.
Internal partition is equipped in valve core channel, internal partition is equipped with the venthole passed through for connecting rod, and left cone valve is in compressed spring
Active force under seal and coordinate with the left side of venthole.
The right side of left seal, right seal left side be taper surface, the end face of left valve port and right valve port is phase
The taper surface of adaptation.
It is equipped with sealing ring between left seal, right seal and main valve plug.
Left cone valve is consistent with the size of right cone valve.
The differential pilot solenoid valve of the utility model, including main valve body, main valve plug and pilot valve, pilot valve include guide
Valve body, left cone valve, right cone valve, electromagnetic coil assembly and dynamic iron core, dynamic iron core are connected by mandril with right cone valve, and right cone valve passes through
Connecting rod is connected with left cone valve, guide valve blocks be equipped with for connecting rod by connecting rod channel, right cone valve can be with the right end of connecting rod channel
Face sealing cooperation, main valve body is interior to be equipped with left valve port and right valve port, and the both ends of main valve plug are respectively equipped with left seal and right seal,
The right side of left seal can coordinate with left sealing valve port, and the left side of right seal can coordinate with right sealing valve port, right sealing
The right side of body can be sealed with main valve body to be coordinated, and the right side area of right seal is more than the left side area of left seal, main
Valve body is equipped with air intake and gas outlet, and air intake is located at the left side of left valve port, gas outlet between left valve port and right valve port,
Main valve body is equipped with the compressed spring for connecting left cone valve, and valve core channel is equipped in main valve plug, and connecting rod passes through valve core channel, left cone valve
It seals and coordinates with the left side of valve core channel under the active force of compressed spring.
Be arranged using the above structure, it is only necessary to power supply so that dynamic iron core is moved to the left, dynamic iron core by mandril push right cone valve to
It moving left, right cone valve, which is moved to seal with the right side of connecting rod channel, to be coordinated, meanwhile, left cone valve overcomes compression under connecting rod promotion
The active force of spring leaves the left side of valve core channel, and gas enters cavity on the left of main valve from air intake, then through valve core channel into
Enter main valve right-side cavity body, since the right side area of right seal is more than the left side area of left seal, on the right side of main valve plug by
Power is moved to the left more than left side, and the sealing cooperation of left seal and left valve port is opened, and air intake is connected with left valve port, i.e., logical
The pressure difference of main valve plug both sides is crossed to realize the movement of main valve plug, without as traditional pilot solenoid valve is by electromagnetic force unlatching elder generation
Guide hole, main valve plug and valve port, effectively reduce energy consumption.
Description of the drawings
Fig. 1 is the structural schematic diagram of specific embodiment of the utility model one.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
The specific embodiment one of the differential pilot solenoid valve of the utility model, as shown in fig. 1, including main valve body 1, master
Spool 2 and pilot valve, pilot valve include guide valve blocks 3, left cone valve 4, right cone valve 5, electromagnetic coil assembly 6 and dynamic iron core 7.
Dynamic iron core 7 is connected by mandril 8 and right cone valve 5, and right cone valve 5 is connected by connecting rod 9 and left cone valve 4, guide valve blocks 3
Be equipped with for connecting rod 9 by connecting rod channel 10, right cone valve 5 can with the right side of connecting rod channel 10 seal coordinate.
Left valve port 11 and right valve port 12 are equipped in main valve body 1, the both ends of main valve plug 2 are respectively equipped with left seal 13 and the right side is close
Body 14 is sealed, the right side of left seal 13 can be sealed with left valve port 11 to be coordinated, and the left side of right seal 14 can be with right valve port 12
Sealing cooperation, the right side of right seal 14 can be sealed with main valve body 1 to be coordinated, and the right side area of right seal 14 is close more than left
Seal the left side area of body 13.
Main valve body 1 is equipped with air intake 15 and gas outlet 16, and air intake 15 is located at the left side of left valve port 11, gas outlet 16
Between left valve port 11 and right valve port 12, main valve body 1 is equipped with the compressed spring 17 for connecting left cone valve, and valve is equipped in main valve plug 2
Core channel 18, connecting rod 9 pass through valve core channel 18, internal partition 19 are equipped in valve core channel 18, and internal partition 19 is equipped with and is worn for connecting rod 9
The venthole crossed, left cone valve 4, which seals under the active force of compressed spring 17 with the left side of venthole, to be coordinated.
Solenoid valve further includes rotational handle 20, and 20 middle part of rotational handle is hinged with guide valve blocks 3, and one end is solid with right cone valve 5
Fixed connection, the other end extend to outside guide valve blocks 3, and rotational handle 20 is arranged, can rotate counterclockwise hand in the event of a power failure
Handle 20 makes right cone valve 5 be moved to the left, and then air intake 15 is made to be connected to gas outlet 16, when needing to close gas circuit, it is only necessary to unclamp and turn
Fixed handle 20, at this point, left cone valve 4 coordinates under the action of compressed spring 17 with the vent seal of internal partition 19, main valve plug 2
It moves right under the active force of left cone valve 4, left seal 13 coordinates with the sealing of left valve port 11, and gas circuit disconnects, disconnected to meet
Emergency demand when electric.
The right side of left seal 13, right seal 14 left side be taper surface, left valve port 11 and right valve port 12
End face is compatible taper surface, and using cone match, contact area is larger, and sealing effect is more preferable, certainly, in the utility model
Other embodiment in, the right side of left seal 13, right seal 14 left side can be planar structure.
It is equipped with sealing ring between left seal 13, right seal 14 and main valve plug 2, to enhance the leakproofness of main valve.It is left
Cone valve 4 is consistent with the size of right cone valve 5, is convenient for processing, and also simplifies the internal structure of solenoid valve.
In use, being first powered to electromagnetic coil assembly 6, dynamic iron core 7 is moved to the left under electromagnetic action, and passes through mandril 7
Right cone valve 5 is pushed to be moved to the left, right cone valve 5 and the right side sealing of connecting rod channel 10 coordinate, meanwhile, left cone valve 4 is pushed away in connecting rod 9
The active force of compressed spring 17 is overcome to leave the left side of valve core channel 18 under dynamic, gas enters main valve left side cavity from air intake 15
Body, then enter cavity on the right side of main valve through valve core channel 18, since the right side area of right seal 14 is more than left seal 13
Left side area, 2 right side stress of main valve plug are moved to the left more than left side, and left seal 13 and the sealing cooperation of left valve port 11 are beaten
It opens, air intake 15 is connected with left valve port 11, and gas circuit can be opened.And after powering off, connecting rod 9 releases the active force of left cone valve 4,
The vent seal cooperation on internal partition 19 again under the active force of compressed spring 17 of left cone valve 4, at this point, 2 left side of main valve plug
Pressure be more than right atrial pressure, main valve plug 2 moves to the right, and left seal 13 coordinates with the sealing of left valve port 11, and gas circuit disconnects.It is logical
The pressure difference of 2 both sides of main valve plug is crossed to realize the movement of main valve plug 2, without being opened by electromagnetic force as traditional pilot solenoid valve
Pilot hole, main valve plug and valve port, effectively reduce energy consumption.
What is finally illustrated is：Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field
Other modifications or equivalent replacement that those of ordinary skill makes the technical solution of the utility model, without departing from this practicality
The spirit and scope of new technique scheme should all cover in the right of the utility model.
Claims (6)
1. a kind of differential pilot solenoid valve, which is characterized in that including main valve body, main valve plug and pilot valve, pilot valve includes first
Pilot valve body, left cone valve, right cone valve, electromagnetic coil assembly and dynamic iron core, dynamic iron core are connected by mandril with right cone valve, and right cone valve is logical
Connecting rod is crossed to connect with left cone valve, guide valve blocks be equipped with for connecting rod by connecting rod channel, right cone valve can be with the right side of connecting rod channel
End face seal coordinates, and left valve port and right valve port is equipped in main valve body, the both ends of main valve plug are respectively equipped with left seal and right sealing
The right side of body, left seal can coordinate with left sealing valve port, and the left side of right seal can coordinate with right sealing valve port, right close
Cooperation can be sealed with main valve body by sealing the right side of body, and the right side area of right seal is more than the left side area of left seal,
Main valve body is equipped with air intake and gas outlet, and air intake is located at the left side of left valve port, gas outlet be located at left valve port and right valve port it
Between, main valve body is equipped with the compressed spring for connecting left cone valve, valve core channel is equipped in main valve plug, connecting rod passes through valve core channel, left
Cone valve, which seals under the active force of compressed spring with the left side of valve core channel, to be coordinated.
2. differential pilot solenoid valve according to claim 1, which is characterized in that solenoid valve further includes rotational handle, is turned
Hinged with guide valve blocks in the middle part of fixed handle, one end is fixedly connected with right cone valve, and the other end extends to outside guide valve blocks.
3. differential pilot solenoid valve according to claim 1, which is characterized in that internal partition is equipped in valve core channel, it is interior
Partition board is equipped with the venthole passed through for connecting rod, and left cone valve is matched under the active force of compressed spring with the sealing of the left side of venthole
It closes.
4. differential pilot solenoid valve according to claim 1, which is characterized in that the right side of left seal, right sealing
The left side of body is taper surface, and the end face of left valve port and right valve port is compatible taper surface.
5. differential pilot solenoid valve according to claim 4, which is characterized in that left seal, right seal and main valve
Sealing ring is equipped between core.
6. differential pilot solenoid valve according to claim 1, which is characterized in that the size one of left cone valve and right cone valve
It causes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820026244.0U CN207701896U (en) | 2018-01-08 | 2018-01-08 | A kind of differential pilot solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820026244.0U CN207701896U (en) | 2018-01-08 | 2018-01-08 | A kind of differential pilot solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207701896U true CN207701896U (en) | 2018-08-07 |
Family
ID=63034614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820026244.0U Expired - Fee Related CN207701896U (en) | 2018-01-08 | 2018-01-08 | A kind of differential pilot solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207701896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056701A (en) * | 2019-03-25 | 2019-07-26 | 王林浩 | A kind of gas transmission control method and gas transmission control solenoid valve |
-
2018
- 2018-01-08 CN CN201820026244.0U patent/CN207701896U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056701A (en) * | 2019-03-25 | 2019-07-26 | 王林浩 | A kind of gas transmission control method and gas transmission control solenoid valve |
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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: 20180807 Termination date: 20210108 |