CN110486478A - A kind of idle call multi-function electromagnetic valve - Google Patents
A kind of idle call multi-function electromagnetic valve Download PDFInfo
- Publication number
- CN110486478A CN110486478A CN201910785701.3A CN201910785701A CN110486478A CN 110486478 A CN110486478 A CN 110486478A CN 201910785701 A CN201910785701 A CN 201910785701A CN 110486478 A CN110486478 A CN 110486478A
- Authority
- CN
- China
- Prior art keywords
- valve
- head
- valve rod
- fixing sleeve
- rod
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
- F16K1/385—Valve members of conical shape contacting in the closed position, over a substantial axial length, a seat surface having the same inclination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0236—Diaphragm cut-off apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0254—Construction of housing; Use of materials therefor of lift valves with conical shaped valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/029—Electromagnetically actuated valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0672—One-way valve the valve member being a diaphragm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/10—Spindle sealings with diaphragm, e.g. shaped as bellows or tube
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
- F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
- F16K7/16—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat the diaphragm being mechanically actuated, e.g. by screw-spindle or cam
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of idle call multi-function electromagnetic valves, including valve body and spool, the first valve port and the second valve port are provided on spool, the first valve head and the second valve head are respectively arranged on first valve port and the second valve port, the first valve rod and the second valve rod are connected separately on first valve head and the second valve head, first valve head is arranged in parallel with the second valve head, and the first valve head and the second valve head rear portion are connected separately with first control device and second control device；A kind of idle call multi-function electromagnetic valve of technical solution of the present invention; the first valve port and the second valve port are provided on spool; enable this solenoid valve itself mutual backup; and two first valve port and the second valve work in will not interfere with each other; after solenoid valve failure, it can be repaired under air-conditioning not shutdown status.
Description
Technical field
The invention belongs to a kind of solenoid valve, more specifically to a kind of idle call multi-function electromagnetic valve.
Background technique
Air-conditioning solenoid valve is mounted on before the finisher of condenser, primarily serves commutation effect.When air-conditioning unlatching is cold
When wind, the refrigerant of liquid enters evaporator evaporation and absorbs heat, to reduce room temperature, then is dissipated by heat exchanger
Heat.And when air-conditioning starts warm wind, the course of work is just inverted, and in order to allow refrigerant counter motion, then a valve is needed to carry out controlling party
To here it is solenoid valves.
In the prior art, a solenoid valve is only set before evaporator after the condenser, breaks down in solenoid valve
Shutdown maintenance or replacement are needed afterwards, influences the normal use of air-conditioning.It is found through practice, the failure of air-conditioning solenoid valve mainly has
Several situations cause valve port valve head that cannot be fully sealed, refrigerant are caused to let out if pressure difference is excessive before and after solenoid valve or inner spring fails
Dew；Contain impurity in refrigerant, blocks valve core of the electromagnetic valve；Electromagnetic coil necrosis etc..When the above problem occurs, need to shut down dimension
It repairs.
Summary of the invention
The purpose of the present invention is to provide a kind of idle call multi-function electromagnetic valve, this solenoid valve itself can mutual backup, out
It can be repaired under air-conditioning not shutdown status when existing failure, not influence the normal use of air-conditioning.
A kind of idle call multi-function electromagnetic valve of technical solution of the present invention, including valve body and spool are provided on the spool
First valve port and the second valve port are respectively arranged with the first valve head and the second valve head on first valve port and the second valve port, described
The first valve rod and the second valve rod are connected separately on first valve head and the second valve head, first valve head is in parallel with the second valve head to be set
It sets, and the first valve head and the second valve head rear portion are connected separately with first control device and second control device.
Preferably, first valve rod and the second valve rod are pierced by from the valve body of spool two sides respectively, first control
Device and second control device are connected to the first valve rod and the second valve rod rear portion.
Preferably, first valve port and the second valve port are respectively conical bore and cylindrical hole, first valve head and second
Valve head is respectively cylinder table and valve film, and the cylinder table is placed in conical bore, and the valve film is covered in cylinder orifice part.
Preferably, the first control device and second control device respectively include the axis control vertical with valve axis
Chamber one and control chamber two, far from the coil that valve body end is provided with plug one and is wound around outside plug one in the control chamber one
One, far from the coil two that valve body end is provided with plug two and is wound around outside plug two, first valve in the control chamber two
Bar and the second valve rod are respectively protruding into control chamber one and control chamber two.
Preferably, be successively socketed with fixing sleeve one, spring one and fixing sleeve two on the valve rod one, on the valve rod two according to
It is secondary to be socketed with fixing sleeve three, spring two and fixing sleeve four, the fixing sleeve one and fixing sleeve three respectively with valve rod one and valve rod two
It is fixed, the fixing sleeve two with fixing sleeve four respectively close to plug one and the setting of plug two and respectively with control chamber one and control chamber
Two inner walls are fixed, and the valve rod one and valve rod two on fixing sleeve two and fixing sleeve four respectively by being pierced by and the sliding that can get along.
Preferably, the valve rod one is located at valve inner and point is also socketed with separation sleeve, and the separation sleeve is pierced by with valve rod one
The valve interior wall of position is tightly connected.
Preferably, the valve film includes sealing and interconnecting piece, and the sealing is arranged towards valve port two, the interconnecting piece
The valve interior wall sealing for being pierced by position with valve rod two is fixed.
The technology of the present invention the utility model has the advantages that
A kind of idle call multi-function electromagnetic valve of technical solution of the present invention is provided with the first valve port and the second valve port on spool,
Enable this solenoid valve itself mutual backup, and will not be interfered with each other in two first valve ports and the work of the second valve, in solenoid valve
After failure, it can be repaired under air-conditioning not shutdown status.
Detailed description of the invention
Fig. 1 is a kind of idle call multi-function electromagnetic valve structural schematic diagram of the present invention.
Specific embodiment
For convenient for those skilled in the art understand that technical solution of the present invention, now in conjunction with Figure of description to the technology of the present invention side
Case is described further.
Such as Fig. 1, a kind of idle call multi-function electromagnetic valve, including valve body 3 and spool 4 are provided with the first valve port 11 on spool 4
With the second valve port 21, the first valve head 12 and the second valve head 22, the first valve are respectively arranged on the first valve port 11 and the second valve port 21
First 12 and second are connected separately with the first valve rod 13 and the second valve rod 23 on valve head 22, and the first valve head 13 is in parallel with the second valve head 23
Setting, and the first valve head 12 and 22 rear portion of the second valve head are connected separately with first control device and second control device.
Based on the above-mentioned technical proposal, first control device and second control device control the first valve head 13 and the second valve respectively
First 23 work works at the same time, so that first control device and second control device and the first valve head 13 can be mutual with the second valve head 23
To be spare, another control device can guaranteed just in the operating condition to failure control after a control device breaks down wherein
Device processed repairs, and does not influence the normal use of air-conditioning.A valve port can star another valve port after being blocked and make wherein
Solenoid valve works normally, and can wash away to the valve port of blocking in refrigerant flowing, so that blocking valve port conducting.
Such as Fig. 1, the first valve rod 13 and the second valve rod 23 are pierced by from the valve body 1 of 4 two sides of spool respectively, first control device
23 rear portion of the first valve rod 13 and the second valve rod is connected to second control device.First valve rod 13 and the second valve rod 23 difference
It is pierced by from the valve body 1 of 4 two sides of spool, is on the one hand convenient for the layout and setting of the first valve port 11 and the second valve port 21, another party
It is convenient for the installation of first control device and second control device in face.The first valve port 11 or the second valve port 21 are also ensured simultaneously individually
Another valve port, valve rod etc. will not be caused to interfere when work.
Such as Fig. 1, the first valve port 11 and the second valve port 21 are respectively conical bore and cylindrical hole, the first valve head 12 and the second valve head
22 be respectively that cylinder table and valve film, cylinder table are placed in conical bore, and valve film is covered in cylinder orifice part.First valve head 12 and second
The advantages of valve head 22 is set as two kinds of different structures, integrates various valve head structures, extends the service life of solenoid valve, reduces electromagnetism
The failure rate of valve.
Such as Fig. 1, first control device and second control device respectively include the axis control chamber one vertical with valve axis
14 and control chamber 2 24, far from the line that 1 end of valve body is provided with plug 1 and is wound around outside plug 1 in control chamber 1
Enclose 1, far from the coil 2 28 that 1 end of valve body is provided with plug 2 29 and is wound around outside plug 2 29 in control chamber 2 24, the
One valve rod 13 and the second valve rod 23 are respectively protruding into control chamber 1 and control chamber 2 24.First control device and second control device
It is separately provided, is installed convenient for valve body, obtain bigger maintenance operation space in maintenance convenient for valve body.
Such as Fig. 1, it is successively socketed with fixing sleeve 1, spring 1 and fixing sleeve 2 16 on valve rod 1, on valve rod 2 23
Successively be socketed with fixing sleeve 3 25, spring 2 27 and fixing sleeve 4 26, fixing sleeve 1 and fixing sleeve 3 25 respectively with valve rod one
13 and valve rod 2 23 it is fixed, fixing sleeve 2 16 and fixing sleeve 4 26 respectively close to plug 1 and the setting of plug 2 29 and respectively with
Control chamber 1 and 2 24 inner wall of control chamber are fixed, and valve rod 1 and valve rod 2 23 are respectively by fixing sleeve 2 16 and fixing sleeve 4 26
On be pierced by and the sliding that can get along.The design of this structure, so that valve rod 1 and valve rod 2 23 can be spring 1 and spring respectively
To pushing inside valve body 3 under the action of 2 27, the closure of valve head and valve port is realized.
Such as Fig. 1, valve rod 1 is located at 3 inner part of valve body and is also socketed with separation sleeve 10, and separation sleeve 10 is pierced by with valve rod 1
1 inner wall of valve body of position is tightly connected.Valve film includes sealing and interconnecting piece 20, and sealing is arranged towards valve port 2 21, connection
3 inner wall of the valve body sealing that portion 20 and valve rod 2 23 are pierced by position is fixed.The setting of mechanism, separation sleeve 10 and interconnecting piece 20 into one
Step realize valve rod 1 and valve rod 2 23 and the sealing of valve body 3 be isolated, avoid secondary refrigerant leakage, avoid in a valve port job
Another valve rod is caused to impact, while also providing sealing to repair under air-conditioning not shutdown status to a wherein control device
Guarantee.
Technical solution of the present invention is exemplarily described invention above in conjunction with attached drawing, it is clear that present invention specific implementation
It is not subject to the restrictions described above, changes as long as using the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out
Into, or it is not improved the conception and technical scheme of invention are directly applied into other occasions, in protection scope of the present invention
Within.
Claims (7)
1. a kind of idle call multi-function electromagnetic valve, including valve body and spool, which is characterized in that be provided with the first valve on the spool
Mouthful and the second valve port, be respectively arranged with the first valve head and the second valve head, first valve on first valve port and the second valve port
It is connected separately with the first valve rod and the second valve rod on head and the second valve head, first valve head is arranged in parallel with the second valve head, and
First valve head and the second valve head rear portion are connected separately with first control device and second control device.
2. a kind of idle call multi-function electromagnetic valve according to claim 1, which is characterized in that first valve rod and second
Valve rod is pierced by from the valve body of spool two sides respectively, and the first control device and second control device are connected to the first valve
Bar and the second valve rod rear portion.
3. a kind of idle call multi-function electromagnetic valve according to claim 1, which is characterized in that first valve port and second
Valve port is respectively conical bore and cylindrical hole, and first valve head and the second valve head are respectively cylinder table and valve film, the cylinder table
It is placed in conical bore, the valve film is covered in cylinder orifice part.
4. a kind of idle call multi-function electromagnetic valve according to claim 1, which is characterized in that the first control device and
Second control device respectively includes the axis control chamber one and control chamber two vertical with valve axis, separate in the control chamber one
Valve body end is provided with plug one and the coil one that is wound around plug one outside, and separate valve body end is provided with core in the control chamber two
Stick two and the coil two being wound around outside plug two, first valve rod and the second valve rod are respectively protruding into control chamber one and control chamber
Two.
5. a kind of idle call multi-function electromagnetic valve according to claim 4, which is characterized in that successively covered on the valve rod one
It is connected to fixing sleeve one, spring one and fixing sleeve two, fixing sleeve three, spring two and fixing sleeve are successively socketed on the valve rod two
Four, the fixing sleeve one is fixed with valve rod one and valve rod two respectively with fixing sleeve three, and the fixing sleeve two is distinguished with fixing sleeve four
It is arranged close to plug one and plug two and is fixed respectively with control chamber one and two inner wall of control chamber, the valve rod one and valve rod two divides
Not by being pierced by fixing sleeve two and fixing sleeve four and the sliding that can get along.
6. a kind of idle call multi-function electromagnetic valve according to claim 2, which is characterized in that the valve rod one is located at valve body
Inner part is also socketed with separation sleeve, and the valve interior wall that the separation sleeve and valve rod one are pierced by position is tightly connected.
7. a kind of idle call multi-function electromagnetic valve according to claim 2, which is characterized in that the valve film includes sealing
And interconnecting piece, the sealing are arranged towards valve port two, the interconnecting piece and valve rod two are pierced by the valve interior wall sealing of position admittedly
It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910785701.3A CN110486478A (en) | 2019-08-23 | 2019-08-23 | A kind of idle call multi-function electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910785701.3A CN110486478A (en) | 2019-08-23 | 2019-08-23 | A kind of idle call multi-function electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110486478A true CN110486478A (en) | 2019-11-22 |
Family
ID=68553461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910785701.3A Pending CN110486478A (en) | 2019-08-23 | 2019-08-23 | A kind of idle call multi-function electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110486478A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114294433A (en) * | 2022-01-10 | 2022-04-08 | 国能宁东第二发电有限公司 | Control device for cooling emergency water drain valve between hosts |
| US11415193B2 (en) * | 2019-07-30 | 2022-08-16 | Hyundai Mobis Co., Ltd. | Multi-chamber type air spring device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH381489A (en) * | 1961-02-09 | 1964-08-31 | Buerkert Christian | Electromagnetic valve |
| CN201599469U (en) * | 2010-03-26 | 2010-10-06 | 西安工程大学 | Parallel type valve group for gas flow adjustment |
| CN105636696A (en) * | 2013-07-29 | 2016-06-01 | 阿特莱斯遗传学有限公司 | A valve which depressurises, and a valve system |
| CN207364342U (en) * | 2017-08-29 | 2018-05-15 | 盾安环境技术有限公司 | A kind of solenoid valve |
| CN207514306U (en) * | 2017-10-30 | 2018-06-19 | 瑞立集团瑞安汽车零部件有限公司 | A kind of two channel pre-control solenoid valves |
| CN109681675A (en) * | 2019-02-25 | 2019-04-26 | 国电环境保护研究院有限公司 | A kind of thermostatic valve core and self-action thermostat valve |
-
2019
- 2019-08-23 CN CN201910785701.3A patent/CN110486478A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH381489A (en) * | 1961-02-09 | 1964-08-31 | Buerkert Christian | Electromagnetic valve |
| CN201599469U (en) * | 2010-03-26 | 2010-10-06 | 西安工程大学 | Parallel type valve group for gas flow adjustment |
| CN105636696A (en) * | 2013-07-29 | 2016-06-01 | 阿特莱斯遗传学有限公司 | A valve which depressurises, and a valve system |
| CN207364342U (en) * | 2017-08-29 | 2018-05-15 | 盾安环境技术有限公司 | A kind of solenoid valve |
| CN207514306U (en) * | 2017-10-30 | 2018-06-19 | 瑞立集团瑞安汽车零部件有限公司 | A kind of two channel pre-control solenoid valves |
| CN109681675A (en) * | 2019-02-25 | 2019-04-26 | 国电环境保护研究院有限公司 | A kind of thermostatic valve core and self-action thermostat valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11415193B2 (en) * | 2019-07-30 | 2022-08-16 | Hyundai Mobis Co., Ltd. | Multi-chamber type air spring device |
| CN114294433A (en) * | 2022-01-10 | 2022-04-08 | 国能宁东第二发电有限公司 | Control device for cooling emergency water drain valve between hosts |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9322582B2 (en) | Electronic expansion valve | |
| US9810461B2 (en) | Electronic expansion valve | |
| CN110486478A (en) | A kind of idle call multi-function electromagnetic valve | |
| US9341399B2 (en) | Electronic expansion valve | |
| CN211204496U (en) | Fluid control integrated module and heat pump system | |
| KR102380176B1 (en) | Oil temperature control system for valve assembly, heat exchange assembly, and gearbox | |
| CN205036664U (en) | Unloading valve | |
| CN203230882U (en) | Air conditioner and stop valve therefor | |
| CN211599617U (en) | Main valve and reversing valve with same | |
| KR102138432B1 (en) | Electric valve | |
| CN106288543B (en) | Five-way reversing valve and air conditioning system | |
| CN101782149B (en) | Control valve and valve with same | |
| US11624535B2 (en) | Refrigerant metering system and method | |
| CN207585423U (en) | Heat exchanger and its pumping equipment | |
| CN104110510A (en) | Stop valve and air conditioner with same | |
| CN208651735U (en) | A kind of normally closed solenoid valve with self-protection function | |
| KR101089347B1 (en) | Four-way type reversing valve for a ship | |
| CN113108083A (en) | Main valve and reversing valve with same | |
| CN2324354Y (en) | Multiple times guiding self-protecting electromagnetic valve | |
| CN103470778A (en) | Pressure control valve | |
| CN214742434U (en) | High-flow plug-in type locking valve | |
| CN212775879U (en) | Misoperation preventing executing mechanism mode switching device with lead sealing structure | |
| CN218031479U (en) | Water replenishing valve and water valve thereof | |
| CN221099475U (en) | Heat exchanger with multiple outlet end sockets | |
| KR102483701B1 (en) | Valve Structure of Absorption Refrigerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191122 |
|
| RJ01 | Rejection of invention patent application after publication |