CN206191015U - You are cross diaphragm valve - Google Patents
You are cross diaphragm valve Download PDFInfo
- Publication number
- CN206191015U CN206191015U CN201621179031.9U CN201621179031U CN206191015U CN 206191015 U CN206191015 U CN 206191015U CN 201621179031 U CN201621179031 U CN 201621179031U CN 206191015 U CN206191015 U CN 206191015U
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- iron core
- diaphragm
- valve body
- sealing gasket
- die cavity
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Abstract
The utility model discloses a you are cross diaphragm valve, including valve body and guide mechanism, be provided with the die cavity in the valve body, be equipped with upper chamber and lower chamber in the die cavity respectively, be equipped with diaphragm and last gland in the upper chamber, be equipped with down the diaphragm in the lower chamber and descend the gland, go up the diaphragm and descend the diaphragm to pass through the valve rod and be connected. Be equipped with the air inlet and the gas vent that are linked together with the die cavity on the valve body, still be equipped with the first working hole and the second working hole that communicate with the die cavity on the valve body, the second interface that is provided with the first interface that communicates with the air inlet in the guide mechanism and communicates with the chamber of ventilating, guide mechanism is including moving iron core and quiet iron core, moves and processes the inside groove on the terminal surface of iron core to interior inslot be equipped with with quiet iron core complex bolster. When solenoid switches on, to move the iron core and remove and bump with quiet iron core to quiet iron core under the effect of magnetic force, the kinetic energy that the collision produced can effectually be alleviated to the bolster when bumping. So just, can effectual noise reduction, do not influence the oxygen uptake personnel and have a rest.
Description
Technical field
The utility model is related to Solenoid Valve Technology field, more particularly to a kind of two-position four-way diaphragm valve.
Background technology
Usually used magnetic valve belongs to slide column type structure on former health-care medical oxygen generating plant, and slide column type pilot solenoid valve exists
Application effect is higher in high-pressure pneumatic system, but oxygen generating plant belongs to low pressure, not fuel feeding, big flow, high-frequency, high temperature
Operating mode, therefore slide column type pilot solenoid valve using effect is not good.Therefore diaphragm valve is used on current health-care medical oxygen generating plant on the market,
Diaphragm valve has good airproof performance, reliable, and the combination property of high-low pressure, vacuum, high/low temperature can be simultaneously met the characteristics of dead band is small,
It is available for high-purity gas system to use, but when diaphragm valve on the market in oxygenerator works at present, noise is generally at 68 decibels
Left and right, has a strong impact on the rest for needing oxygen uptake personnel.
The content of the invention
In view of the shortcomings of the prior art and defect, there is provided a kind of two-position four-way diaphragm valve, its operation noise is low, does not influence to inhale
The rest of oxygen personnel.
To achieve the above object, the utility model provides following technical scheme.
A kind of two-position four-way diaphragm valve, including valve body and two construction identical pilot mechanisms, the pilot mechanism are located at
On the valve body, two die cavities corresponding with pilot mechanism are provided with the valve body, gas is respectively equipped with each die cavity
Room and lower chamber, are provided with upper diaphragm and upper press cover in upper chamber and upper press cover is connected with die cavity and upper diaphragm is fixed on upper chamber
It is interior, venting cavity is formed between upper press cover and upper diaphragm, lower diaphragm and lower cover are provided with lower chamber and lower cover is connected with die cavity
Lower diaphragm is fixed in lower chamber, upper diaphragm is connected with lower diaphragm by valve rod, circular cone is provided between lower cover and lower diaphragm
Spring, taper spring one end is supported and is located at lower cover, and the other end is supported and is located at valve rod.Valve body is provided with the air inlet being connected with die cavity
And exhaust outlet, the first working hole and the second working hole connected with die cavity are additionally provided with valve body, it is provided with the pilot mechanism
The first interface connected with air inlet and the second interface connected with venting cavity, the pilot mechanism include magnet coil and guide
Seat, magnet coil is provided with sleeve pipe, and dynamic iron core and static iron core are provided with sleeve pipe, and dynamic iron core one end is provided with and coordinates guide with first guide bracket
Seat sealing gasket, the other end is provided with the static iron core sealing gasket coordinated with static iron core, and dynamic iron core is arranged with back-moving spring, back-moving spring one
End is supported and is located at dynamic iron core, and the other end is supported and is located at sleeve pipe, first guide bracket sealing gasket is fitted close with first guide bracket, and being provided with for dynamic iron core is quiet
Inside groove is processed on the end face of iron core sealing gasket, and the bolster coordinated with static iron core is provided with inside groove.
Further, static iron core is provided with divided magnetic ring on the end face of contact dynamic iron core.
Further, spring is provided between first guide bracket sealing gasket and static iron core sealing gasket, spring one end is supported located at first guide bracket
Sealing gasket, the other end is supported and is located at static iron core sealing gasket.
Further, the hole jump ring coordinated with lower cover is provided with lower chamber.
Further, the first O-ring is provided between upper press cover and valve body, the 2nd O shapes is provided between sleeve pipe and magnet coil
Circle.
Further, banking stop is provided between upper diaphragm and valve body.
The beneficial effects of the utility model are：A kind of two-position four-way diaphragm valve, its pilot mechanism includes magnet coil, electromagnetism
Coil is provided with sleeve pipe, and dynamic iron core and static iron core are provided with sleeve pipe, and the first guide bracket that dynamic iron core one end is provided with first guide bracket coordinates is close
Packing, the other end is provided with the static iron core sealing gasket coordinated with static iron core, and dynamic iron core is arranged with back-moving spring, and back-moving spring one end is supported
Located at dynamic iron core, the other end is supported and is located at sleeve pipe, and inside groove is processed in being provided with for dynamic iron core on the end face of static iron core sealing gasket, and in inside groove
Inside it is provided with the bolster coordinated with static iron core.When the solenoid is activated, dynamic iron core is moved in the presence of magnetic force to static iron core
And collided with static iron core, bolster can effectively alleviate the kinetic energy that collision is produced when colliding.So just can be effective
Noise is reduced, by test comparison, the adhesive noise of dynamic iron core can reduce by 10 decibels, can effectively alleviate asking for noise generation
Topic, does not influence oxygen uptake personnel to rest.
Brief description of the drawings
Fig. 1 is the utility model valve inner structural representation.
Fig. 2 is the utility model pilot mechanism internal structure schematic diagram.
In figure, 1. valve body；2. valve rod；3. banking stop；4. the first O-ring；5. upper press cover；6. venting cavity；7. upper diaphragm；8.
Exhaust outlet；9. air inlet；10. the first working hole；11. second working holes；12. times diaphragms；13. taper springs；14. lower covers；
15. hole jump rings；16. sleeve pipes；17. dynamic iron cores；18. first guide bracket sealing gaskets；19. back-moving springs；20. second O-rings；21. bullets
Spring；22. static iron core sealing gaskets；23. bolsters；24. divided magnetic rings；25. static iron cores.
Specific embodiment
With reference to accompanying drawing to the further explaination of the utility model.
Referring to a kind of two-position four-way diaphragm valve shown in Fig. 1, Fig. 2, including valve body 1 and two construction identical guide's machines
Structure, the pilot mechanism is located on the valve body 1.
Two die cavities corresponding with pilot mechanism are provided with the valve body 1, die cavity is I-shaped, is divided in each die cavity
Upper chamber and lower chamber are not provided with, upper diaphragm 7 and upper press cover 5 are provided with upper chamber and upper press cover 5 is connected with die cavity and makes upper matrix 7
It is fixed in upper chamber, venting cavity 6 is formed between upper press cover 5 and upper diaphragm 7, lower diaphragm 12 and lower cover 14 is provided with lower chamber
And lower cover 14 is connected with die cavity and lower diaphragm 12 is fixed in lower chamber, upper diaphragm 7 is connected with lower diaphragm 12 by valve rod 2,
Taper spring 13 is provided between lower cover 14 and lower diaphragm 12, the one end of taper spring 13 is supported and is located at lower cover 14, and the other end is supported and set
In valve rod 2.Valve body 1 is provided with the air inlet 9 and exhaust outlet 8 being connected with die cavity, and connected with die cavity is additionally provided with valve body 1
One working hole 10 and the second working hole 11, be provided with the pilot mechanism first interface that is connected with air inlet 9 and with ventilation
The second interface of the connection of chamber 6.
The pilot mechanism includes magnet coil and first guide bracket, magnet coil be provided with sleeve pipe 16, sleeve pipe 16 be provided with it is dynamic
Iron core 17 and static iron core 25, the one end of dynamic iron core 17 be provided with first guide bracket coordinate first guide bracket sealing gasket 18, the other end be provided with it is quiet
The static iron core sealing gasket 22 that iron core 25 coordinates.Dynamic iron core 17 is arranged with back-moving spring 19, and the one end of back-moving spring 19 is supported located at dynamic iron
Core 17, the other end is supported and is located at sleeve pipe 16, first guide bracket sealing gasket 18 is fitted close with first guide bracket, and dynamic iron core 17 is provided with static iron core
Inside groove is processed on the end face of sealing gasket 22, and the bolster 23 coordinated with static iron core 25 is provided with inside groove.
When guide's mechanism electromagnetic coil electricity, dynamic iron core 17 is moved at static iron core 25 in the presence of magnetic force, and with
Static iron core 25 is fitted close, and now first interface is opened, and gas enters second interface, Ran Houqi from air inlet 9 through first interface
Body enters venting cavity 6 from second interface, and the internal pressure of venting cavity 6 is pushed ovable valve stem 2 and moved down with upper diaphragm 7, and upper diaphragm 7 blocks exhaust
Mouthfuls 8, while valve rod 2 drives lower diaphragm 12 to move down, air inlet 9 is connected with the first working hole 10, and gas is from the first work in air inlet 9
Make mouth 10 to discharge.
When guide's mechanism electromagnetic coil blackout, dynamic iron core 17 resets in the presence of back-moving spring 19, gas in venting cavity 6
Pressure slowly reduces, and valve rod 2 and upper diaphragm 7, lower diaphragm 12 reset in the presence of taper spring 13, now descend diaphragm 12 to block
Passage between the working hole 10 of air inlet 9 and first, the first working hole 10 is connected with exhaust outlet 8, and gas backstreaming is through the first working hole
10 are discharged from exhaust outlet 8, and the gas in magnet coil is discharged through static iron core 25.
Being provided with the end face of static iron core sealing gasket 22 to be processed of dynamic iron core 17 be provided with inside groove, and inside groove and static iron core 25
The bolster 23 of cooperation.When the solenoid is activated, dynamic iron core 17 moved to static iron core 25 in the presence of magnetic force and with quiet iron
Core 25 collides, and bolster 23 can effectively alleviate the kinetic energy that collision is produced when colliding.Just can so effectively reduce
Noise, by test comparison, the adhesive noise of dynamic iron core 17 can reduce by 10 decibels, can effectively alleviate asking for noise generation
Topic, does not influence oxygen uptake personnel to rest.
Further, the end face of the contact of static iron core 25 dynamic iron core 17 is provided with divided magnetic ring 24, the magnetic force that divided magnetic ring 24 is produced
The screen resilience produced when being collided more than dynamic iron core 17 and static iron core 25 so that the dynamic iron of magnetic force energy absorption of divided magnetic ring 24 in collision
Core 17 makes it that resilience not occur.Spring 21 is provided between first guide bracket sealing gasket 18 and static iron core sealing gasket 22, when magnet coil is disconnected
When electric, spring 21 makes the first first interface of guide bracket sealing gasket 18 contact more firm, produces better seal effect.Work as magnet coil
During energization, spring makes static iron core sealing gasket 22 contact more firm with static iron core 25, produces better seal effect.
Further, be provided with lower chamber with the hole jump ring 15 of lower cover 14, be used to fix lower cover 14,.Upper press cover 5 with
The first O-ring 4 is provided between valve body 1, makes better tightness between upper press cover 5 and valve body 1, set between sleeve pipe 16 and magnet coil
There is the second O-ring 20, make better tightness between sleeve pipe 16 and magnet coil, banking stop 3 is provided between upper diaphragm 7 and valve body 1,
Make upper diaphragm 7 that abrasion is reduced when moving down.
The above is only better embodiment of the present utility model, therefore all according to described in the utility model patent claim
Construction, the equivalent change or modification done of feature and principle, be included in the utility model patent claim.
Claims (6)
1. a kind of two-position four-way diaphragm valve, including valve body（1）Identical pilot mechanisms are constructed with two, the pilot mechanism is located at
On the valve body, the valve body（1）Two die cavities corresponding with pilot mechanism are inside provided with, are respectively equipped with each die cavity
Air chamber and lower chamber, are provided with upper diaphragm in upper chamber（7）And upper press cover（5）And upper press cover（5）Being connected with die cavity makes upper diaphragm（7）
It is fixed in upper chamber, upper press cover（5）With upper diaphragm（7）Between form venting cavity（6）, lower diaphragm is provided with lower chamber（12）With
Lower cover（14）And lower cover（14）Being connected with die cavity makes lower diaphragm（12）It is fixed in lower chamber, upper diaphragm（7）With lower diaphragm
（12）By valve rod（2）Connection, lower cover（14）With lower diaphragm（12）Between be provided with taper spring（13）, taper spring（13）One
End is supported and is located at lower cover（14）, the other end is to located at valve rod（2）, valve body（1）It is provided with the air inlet being connected with die cavity（9）With
Exhaust outlet（8）, valve body（1）On be additionally provided with the first working hole connected with die cavity（10）, the second working hole（11）, guide's machine
It is provided with structure and air inlet（9）The first interface of connection and and venting cavity（6）The second interface of connection, it is characterised in that：Institute
Stating pilot mechanism includes magnet coil and first guide bracket, and magnet coil is provided with sleeve pipe（16）, sleeve pipe（16）Inside it is provided with dynamic iron core
（17）And static iron core（25）, dynamic iron core（17）One end is provided with and coordinates first guide bracket sealing gasket with first guide bracket（18）, the other end be provided with
Static iron core（25）The static iron core sealing gasket of cooperation（22）, dynamic iron core（17）It is arranged with back-moving spring（19）, back-moving spring（19）One
End is supported and is located at dynamic iron core（17）, the other end is to located at sleeve pipe（16）, make first guide bracket sealing gasket（18）It is fitted close with first guide bracket, is moved
Iron core（17）Be provided with static iron core sealing gasket（22）End face on process inside groove, and be provided with inside groove and static iron core（25）Coordinate
Bolster（23）.
2. a kind of two-position four-way diaphragm valve according to claim 1, it is characterised in that：Static iron core（25）In contact dynamic iron core
（17）End face be provided with divided magnetic ring（24）.
3. a kind of two-position four-way diaphragm valve according to claim 1, it is characterised in that：First guide bracket sealing gasket（18）With quiet iron
Core sealing gasket（22）Between be provided with spring（21）, spring（21）One end is supported located at first guide bracket sealing gasket（18）, the other end support be located at
Static iron core sealing gasket（22）.
4. a kind of two-position four-way diaphragm valve according to claim 1, it is characterised in that：It is provided with lower chamber and lower cover
（14）The hole jump ring of cooperation（15）.
5. a kind of two-position four-way diaphragm valve according to claim 1, it is characterised in that：Upper press cover（5）With valve body（1）Between
It is provided with the first O-ring（4）, sleeve pipe（16）The second O-ring is provided between magnet coil（20）.
6. a kind of two-position four-way diaphragm valve according to claim 1, it is characterised in that：Upper diaphragm（7）With valve body（1）Between
It is provided with banking stop（3）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621179031.9U CN206191015U (en) | 2016-11-03 | 2016-11-03 | You are cross diaphragm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621179031.9U CN206191015U (en) | 2016-11-03 | 2016-11-03 | You are cross diaphragm valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206191015U true CN206191015U (en) | 2017-05-24 |
Family
ID=58733462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621179031.9U Active CN206191015U (en) | 2016-11-03 | 2016-11-03 | You are cross diaphragm valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206191015U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001191A (en) * | 2020-07-27 | 2022-02-01 | 行益科技(宁波)有限公司 | Combined ultrahigh frequency miniature solenoid valve system |
-
2016
- 2016-11-03 CN CN201621179031.9U patent/CN206191015U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001191A (en) * | 2020-07-27 | 2022-02-01 | 行益科技(宁波)有限公司 | Combined ultrahigh frequency miniature solenoid valve system |
| CN114001191B (en) * | 2020-07-27 | 2024-05-10 | 行益科技(宁波)有限公司 | Combined ultrahigh frequency miniature electromagnetic valve system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |