CN106678382A - Electronic expansion valve of automobile air conditioner system - Google Patents
Electronic expansion valve of automobile air conditioner system Download PDFInfo
- Publication number
- CN106678382A CN106678382A CN201611148296.7A CN201611148296A CN106678382A CN 106678382 A CN106678382 A CN 106678382A CN 201611148296 A CN201611148296 A CN 201611148296A CN 106678382 A CN106678382 A CN 106678382A
- Authority
- CN
- China
- Prior art keywords
- pressure ring
- valve
- core case
- air conditioning
- electric expansion
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims abstract description 10
- 238000004378 air conditioning Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000003466 welding Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
-
- 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
- F16K1/42—Valve seats
- F16K1/422—Valve seats attachable by a threaded connection to the housing
-
- 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
- F16K1/46—Attachment of sealing rings
-
- 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
- F16K25/00—Details relating to contact between valve members and seat
- F16K25/005—Particular materials for seats or closure elements
-
- 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
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention discloses an electronic expansion valve of an automobile air conditioner system. The electronic expansion valve comprises a main valve body, a guide valve component detachably installed on the main valve body, and a rotor assembly installed on the guide valve component. A coil assembly is arranged outside the rotor assembly. The guide valve component comprises a pressure ring and a thin-wall sleeve part which is welded to the pressure ring and extends upwards. The pressure ring and the upper portion of a valve element base of the guide valve component are in interference fit and are connected in a riveted mode to form the whole guide valve component. The external diameter of the pressure ring is larger than that of the thin-wall sleeve part. According to the adopted technical scheme, the pressure ring and the upper portion of the valve element base of the guide valve component are in interference fit and are connected in the riveted mode to form the whole guide valve component. Thus, the external diameter of the valve element base can be set to be smaller, and accordingly material waste in the machining process is reduced. Besides, the pressure ring is fixed in a riveted connection mode, and compared with laser welding, installation is more convenient, and the connection quality and reliability are both high.
Description
Technical field
The present invention relates to operation of air conditioning systems, more particularly, to a kind of electric expansion valve.
Background technology
Electric expansion valve is arranged between liquid reservoir and evaporator, is the boundary of the high pressure with low pressure of air-conditioning refrigeration system
Point.Its function is:The high pressure liquid refrigerant expenditure and pressure from liquid reservoir, the liquid that regulation and control enter in evaporator
Refrigerant amount, is allowed to adapt to the change that refrigeration meets.The type of drive of electric expansion valve is that controller is gathered by sensor
The parameter for obtaining is calculated, and regulating command is sent to driving plate, and regulating command is sent by driving plate, swollen from driving plate to electronics
Swollen valve exports electric signal, is then rotated by coil drive electric expansion valve rotor part, realizes that needle is moved up and down, regulation electricity
Sub- expansion valve valve port orifice size, so as to realize the control to refrigerating capacity.
In the prior art, the general pilot valve using major diameter, pilot valve directly forms screw thread between external screw thread, and main valve body and connects
Connect.So, pilot valve needs major diameter Vehicle Processing, and the waste of materials rate of exchange are serious.
A kind of application publication number electricity for the Chinese invention patent application of CN104344050A was disclosed on 2 11st, 2015
Sub- expansion valve, using pressure ring and guide valve core soldering, pressure ring and sleeve Laser Welding, but Laser Welding can influence soldering above again
Seam, causes the decline of quality of connection, reliability reduction.
The content of the invention
The technical problems to be solved by the invention are just to provide a kind of air conditioning system for vehicle electric expansion valve, are reducing valve element
The external diameter of seat, while reducing waste of material, can further improve the install convenient and connection reliability of pressure ring.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that:A kind of air conditioning system for vehicle electric expansion valve,
Including main valve body, the pilot valve components being removably installed on the main valve body and the rotor being installed in the pilot valve components
Assembly, the rotor assembly is externally provided with coil assembly, and the pilot valve components include pressure ring and weld and upwardly extend with pressure ring
Thin walled cylinder body portion, the valve core case top interference fit of the pressure ring and pilot valve components, and riveting forms pilot valve components entirety, institute
The external diameter for stating pressure ring is more than thin walled cylinder body portion external diameter.
Preferably, the valve core case is made up of aluminium or copper material, the pressure ring is made of steel.
Preferably, the valve core case top is provided with up big and down small limited step, the pressure ring and limited step offset
Formed spacing.
Preferably, top is not higher than valve core case upper plane after the pressure ring is riveted with valve core case.
Preferably, the cylindrical of the pressure ring is provided with riveting step.
Preferably, the valve core case is provided with external screw thread, the external screw thread and main valve body of the valve core case coordinate to be tightened.
Preferably, being provided with sealing structure between the valve core case and main valve body.
Preferably, the connection sheet connection of the pressure ring and plastic nut.
Preferably, the inner circle of the pressure ring is provided with the positioning step positioned to connection sheet.
Preferably, the cylindrical socket in the upper end of the lower end endoporus of the plastic nut and valve core case coordinates.
The valve core case top endoporus interference fit of the technical solution adopted by the present invention, pressure ring and pilot valve components, and rivet shape
Into pilot valve components entirety.Thus it is possible, on the one hand, the external diameter of valve core case can set it is more a little bit smaller so that in reducing process
Waste of material.In addition, pressure ring riveting is fixed, and using compared with laser welding, being more convenient to install, and quality of connection and can
It is all higher by property.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and detailed description:
Fig. 1 is structural representation of the invention;
Fig. 2 is partial structural diagram in Fig. 1.
Reference in figure:1st, main valve body;2nd, rotor assembly;3rd, pilot valve components;4th, intake channel;5th, exit passageway;6、
Center-aisle;7th, valve seat;8th, valve core case;9th, valve port;10th, needle;11st, sealing ring;12nd, pressure ring;13rd, pilot sleeve;14th, valve element
Seat top endoporus;15th, rivet;16th, screw rod;17th, valve needle cover;18th, nut assembly;19th, connection sheet;20th, communicating passage.
Specific embodiment
Embodiments of the invention are described in detail below, but the present invention can be defined by the claims and cover
Multitude of different ways is implemented.
As shown in figure 1, a kind of air conditioning system for vehicle electric expansion valve, including main valve body 1, rotor assembly 2, pilot valve components 3,
Rotor assembly 2 is installed in pilot valve components 3, and rotor assembly is externally provided with coil assembly, intake channel 4 is provided with main valve body 1, is gone out
The center-aisle 6 of mouth passage 5 and connection intake channel 4 and exit passageway 5, during pilot valve components 3 are removably mounted on
Between in passage 6, rotor assembly 2 includes the needle 10 being engaged with valve port 9.Pilot valve components 3 are fixedly connected after including separately shaping
Valve seat 7 and valve core case 8 together, valve core case 8 include the communicating passage 20 connected with intake channel 4, and communicating passage 20 is many
It is individual, it is uniformly distributed along the circumference of valve core case 8, so as to increase the circulation area of refrigerant.Valve seat 7 can be integrated with valve core case 8.Point
When opening, valve core case 8 can use steel using the aluminium or copper of easy processing, valve seat 7.
In addition, pilot valve components 3 also include pressure ring 12 and the thin walled cylinder body portion welded and upwardly extend with pressure ring 12.Its
In, the interference fit of valve core case top endoporus 14 of pressure ring 12 and pilot valve components, and 15 formation pilot valve components entirety are riveted, to ensure
Pressure ring will not fall off.Certainly, the top of valve core case 8 can set cylindrical hole, and pressure ring endoporus can match somebody with somebody with the cylindrical interference of the cylindrical hole
Close, pressure ring is cylindrical can to rivet fixation.The inner hole sealing of pressure ring, outer circle is fixed.On the one hand, the external diameter of valve core case 8 can set
That puts is more a little bit smaller, so that the waste of material in reducing process.Meanwhile, can avoid using laser welding, lifting connection
Q&r.
Further, the external diameter of pressure ring 12 is more than thin walled cylinder body portion external diameter.So that pressure ring 12 can bear larger pressure, it is right
Valve core case 8 forms larger pressure force, so that connection is more reliable.The cylindrical of pressure ring 12 is provided with riveting step, good to be formed
Good riveting effect, top is not higher than valve core case upper plane after pressure ring 12 is riveted with valve core case 8, does not influence the peace of coil so
Fill spacing.
In order that pressure ring 12 forms good interference fit with valve core case 8, valve core case 8 is made up of aluminium or copper material, pressure
Ring 12 is made of steel, because the hardness of aluminium or copper material is less than steel, therefore is easy to interference fit seal.Aluminium and copper are too
Soft, interference fit is not easy proof strength, may deviate under high pressure, so wanting interference fit to add riveting.
In order to lift the q&r that pressure ring 12 is connected with valve core case 8, under valve core case top endoporus 14 is provided with greatly
Small limited step, pressure ring 12 and limited step offset to form spacing.
Valve core case 8 is provided with external screw thread, and the external screw thread and main valve body 1 of valve core case coordinate to be tightened.Interference fit differs and surely protect
Card sealing, therefore, as shown in Fig. 2 being provided with sealing structure between valve core case 8 and main valve body 1.Specifically, the sealing structure includes
Sealing ring 11, upper part of the main valve body stepped hole bottom surface is provided with seal groove, and sealing ring 11 is located in seal groove, the threaded engagement of valve core case 8
After on the main valve body 1, the top bottom surface of valve core case 8 compresses sealing ring 11 and forms sealing.
Air conditioning system for vehicle electric expansion valve also includes nut assembly 18 and thin walled cylinder body portion, nut assembly 18 and thin-wall sleeve
Cylinder portion is fixedly connected with valve core case 8, and rotor assembly 2 is rotatably assorted with nut assembly 18, and rotor assembly 2 is relative to nut group
Part 18 is rotatably arranged in thin walled cylinder body portion.It is fixedly connected by connection sheet 19 between nut assembly 18 and valve core case 8.It is logical
Cross connection sheet 19 can make between nut assembly 18 and valve core case 8 formed be stably connected with so that ensure nut assembly 18 relative to
Valve core case 8 will not be rotated so that when rotor assembly 2 is rotated relative to nut assembly 18, can be by between nut assembly 18
The axial movement of rotor assembly 2 is converted into, the adjustment of the aperture area size between needle 10 and valve port 9 is realized.Valve
Needle assemblies are slided in valve core case endoporus, and nut inner hole is socketed with valve core case, realizes high-precision guiding.Certainly, needle component
Can also be slided in nut inner hole, then nut is socketed with valve core case, realizes high-precision guiding.
Wherein, the connection sheet connection of connection sheet 19 and plastic nut integrated injection molding, pressure ring 12 and plastic nut.Pressure ring
12 are provided with the positioning step positioned to connection sheet 19, and connection sheet is positioned on positioning step and welds or use screw
Fastening.
Air conditioning system for vehicle electric expansion valve of the invention, pilot valve components 3 are fixed together after including separately shaping
Valve seat 7 and valve core case 8, and valve core case 8 can with separate machined, therefore, it is possible to reduce the shaping difficulty of valve seat 7 and valve core case 8,
Reduce processing cost.Valve core case can use steel using the aluminium or copper of easy processing, valve seat
Wherein, the positioning of nut for convenience, the cylindrical socket of the lower end endoporus of plastic nut and the upper end of valve core case coordinates.
In the present embodiment, the upper end of valve core case sets pilot sleeve 13.Formed to be oriented between pilot sleeve 13 and nut and coordinated, Ke Yibao
The axiality coordinated between card nut assembly 18 and valve port 9, improves guiding accuracy when needle 10 is moved, and prevents needle 10 from moving
During there is deviation phenomenon.
Rotor assembly 2 also includes screw rod 16 and valve needle cover 17, and needle 10 is movably arranged in valve needle cover 17, and from valve needle cover
17 one end is stretched out, and screw rod 16 is stretched into valve needle cover 17 from the other end of valve needle cover 17, and with the drive connection of needle 10.Needle 10
Path section cross-sectional area less than or equal to 5 times of the equivalent aera of valve port 9.Preferably, the cross section of the path section of needle 10
Product can reduce flow-disturbing area less than or equal to 3 times of the equivalent aera of valve port 9, not mitigate influence of the flow-disturbing to needle 10 in surprise and bewilder,
Improve the stability and reliability when needle 10 works.
Valve seat 7 from bottom to top in valve core case 8, and by laser or argon arc welding fixed by upside-down mounting..
The preferred embodiments of the present invention are these are only, is not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made,
Equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of air conditioning system for vehicle electric expansion valve, including main valve body, the pilot valve being removably installed on the main valve body
Part and the rotor assembly being installed in the pilot valve components, the rotor assembly are externally provided with coil assembly, the pilot valve portion
Part includes pressure ring and the thin walled cylinder body portion welded with pressure ring and upwardly extended, it is characterised in that:The pressure ring and pilot valve components
Valve core case top interference fit, and rivet and form pilot valve components entirety, the external diameter of the pressure ring is more than thin walled cylinder body portion external diameter.
2. a kind of air conditioning system for vehicle electric expansion valve according to claim 1, it is characterised in that:The valve core case is by aluminium
Material or copper material are made, and the pressure ring is made of steel.
3. a kind of air conditioning system for vehicle electric expansion valve according to claim 1, it is characterised in that:The valve core case top
Up big and down small limited step is provided with, the pressure ring and limited step offset to form spacing.
4. a kind of air conditioning system for vehicle electric expansion valve according to claim 1, it is characterised in that:The pressure ring and valve element
Top is not higher than valve core case upper plane after seat riveting.
5. a kind of air conditioning system for vehicle electric expansion valve according to claim 4, it is characterised in that:The pressure ring it is cylindrical
It is provided with riveting step.
6. a kind of air conditioning system for vehicle electric expansion valve according to claim 1 to 5 any one, it is characterised in that:Institute
State valve core case and be provided with external screw thread, the external screw thread and main valve body of the valve core case coordinate to be tightened.
7. a kind of air conditioning system for vehicle electric expansion valve according to claim 6, it is characterised in that:The valve core case and master
Sealing structure is provided between valve body.
8. a kind of air conditioning system for vehicle electric expansion valve according to claim 1, it is characterised in that:The pressure ring and plastics
The connection sheet connection of nut.
9. a kind of air conditioning system for vehicle electric expansion valve according to claim 8, it is characterised in that:The inner circle of the pressure ring
It is provided with the positioning step positioned to connection sheet.
10. a kind of air conditioning system for vehicle electric expansion valve according to claim 8, it is characterised in that:The plastic nut
Lower end endoporus and valve core case upper end it is cylindrical socket coordinate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611148296.7A CN106678382B (en) | 2016-12-13 | 2016-12-13 | Electronic expansion valve of vehicle air conditioning system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611148296.7A CN106678382B (en) | 2016-12-13 | 2016-12-13 | Electronic expansion valve of vehicle air conditioning system |
Publications (2)
Publication Number | Publication Date |
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CN106678382A true CN106678382A (en) | 2017-05-17 |
CN106678382B CN106678382B (en) | 2022-06-17 |
Family
ID=58867898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611148296.7A Active CN106678382B (en) | 2016-12-13 | 2016-12-13 | Electronic expansion valve of vehicle air conditioning system |
Country Status (1)
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CN (1) | CN106678382B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109424763A (en) * | 2017-08-21 | 2019-03-05 | 浙江盾安机械有限公司 | Triple valve |
CN109990103A (en) * | 2018-01-02 | 2019-07-09 | 浙江三花智能控制股份有限公司 | A kind of electric expansion valve |
WO2022199230A1 (en) * | 2021-03-23 | 2022-09-29 | 浙江盾安人工环境股份有限公司 | Electronic expansion valve |
WO2024021964A1 (en) * | 2022-07-27 | 2024-02-01 | 广东威灵电机制造有限公司 | Electronic expansion valve assembly, electronic expansion valve and refrigeration apparatus |
WO2024021770A1 (en) * | 2022-07-27 | 2024-02-01 | 广东威灵电机制造有限公司 | Electronic expansion valve and refrigeration device |
WO2024021821A1 (en) * | 2022-07-27 | 2024-02-01 | 广东威灵电机制造有限公司 | Electronic expansion valve and refrigeration apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105041630A (en) * | 2015-07-08 | 2015-11-11 | 浙江三花汽车零部件有限公司 | Electromagnetic control valve for variable displacement compressor |
CN106151552A (en) * | 2015-04-24 | 2016-11-23 | 杭州三花研究院有限公司 | Electric expansion valve and refrigerant system thereof |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN200952570Y (en) * | 2006-09-18 | 2007-09-26 | 浙江中宝自控元件有限公司 | Electronic expansion valve |
CN101956830B (en) * | 2009-07-17 | 2013-06-12 | 浙江三花股份有限公司 | Electronic expansion valve |
CN102734476B (en) * | 2011-04-02 | 2014-09-17 | 浙江三花股份有限公司 | Electronic expansion valve |
CN102767636A (en) * | 2011-05-04 | 2012-11-07 | 浙江三花股份有限公司 | Electric valve |
CN104807259A (en) * | 2014-01-27 | 2015-07-29 | 浙江盾安禾田金属有限公司 | Electronic expansion valve |
CN105202199A (en) * | 2014-06-18 | 2015-12-30 | 浙江盾安人工环境股份有限公司 | Electronic expansion valve |
CN105587906A (en) * | 2014-10-21 | 2016-05-18 | 浙江三花股份有限公司 | Electronic expansion valve |
CN205715985U (en) * | 2016-05-06 | 2016-11-23 | 浙江盾安禾田金属有限公司 | A kind of electric expansion valve |
-
2016
- 2016-12-13 CN CN201611148296.7A patent/CN106678382B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106151552A (en) * | 2015-04-24 | 2016-11-23 | 杭州三花研究院有限公司 | Electric expansion valve and refrigerant system thereof |
CN105041630A (en) * | 2015-07-08 | 2015-11-11 | 浙江三花汽车零部件有限公司 | Electromagnetic control valve for variable displacement compressor |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109424763A (en) * | 2017-08-21 | 2019-03-05 | 浙江盾安机械有限公司 | Triple valve |
CN109990103A (en) * | 2018-01-02 | 2019-07-09 | 浙江三花智能控制股份有限公司 | A kind of electric expansion valve |
WO2022199230A1 (en) * | 2021-03-23 | 2022-09-29 | 浙江盾安人工环境股份有限公司 | Electronic expansion valve |
WO2024021964A1 (en) * | 2022-07-27 | 2024-02-01 | 广东威灵电机制造有限公司 | Electronic expansion valve assembly, electronic expansion valve and refrigeration apparatus |
WO2024021770A1 (en) * | 2022-07-27 | 2024-02-01 | 广东威灵电机制造有限公司 | Electronic expansion valve and refrigeration device |
WO2024021821A1 (en) * | 2022-07-27 | 2024-02-01 | 广东威灵电机制造有限公司 | Electronic expansion valve and refrigeration apparatus |
Also Published As
Publication number | Publication date |
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CN106678382B (en) | 2022-06-17 |
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