CN214617859U - Electronic expansion valve - Google Patents

Electronic expansion valve Download PDF

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Publication number
CN214617859U
CN214617859U CN202120093911.9U CN202120093911U CN214617859U CN 214617859 U CN214617859 U CN 214617859U CN 202120093911 U CN202120093911 U CN 202120093911U CN 214617859 U CN214617859 U CN 214617859U
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CN
China
Prior art keywords
boss
electronic expansion
valve seat
expansion valve
section
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.)
Active
Application number
CN202120093911.9U
Other languages
Chinese (zh)
Inventor
黄鸿峰
詹少军
赵俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Dunan Artificial Environment Co Ltd
Original Assignee
Zhejiang Dunan Artificial Environment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Dunan Artificial Environment Co Ltd filed Critical Zhejiang Dunan Artificial Environment Co Ltd
Priority to CN202120093911.9U priority Critical patent/CN214617859U/en
Application granted granted Critical
Publication of CN214617859U publication Critical patent/CN214617859U/en
Priority to PCT/CN2022/071657 priority patent/WO2022152179A1/en
Priority to JP2023528003A priority patent/JP2024503968A/en
Priority to KR1020237017150A priority patent/KR20230088499A/en
Priority to DE112022000615.3T priority patent/DE112022000615T5/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of 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
    • 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
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • 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
    • F16K31/44—Mechanical actuating means
    • F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
    • 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Valve Housings (AREA)
  • Electrically Driven Valve-Operating Means (AREA)

Abstract

The utility model provides an electronic expansion valve includes: the casing comprises a valve seat and a sleeve, and the sleeve is sleeved on the valve seat to form an accommodating cavity; the nut assembly is arranged in the accommodating cavity and is provided with a connecting part connected with the valve seat, and the connecting part and the valve seat enclose a guide cavity; the nut component is provided with a boss for fixing solder, the boss is positioned in the guide cavity, and a solder placing groove is formed between the boss and the valve seat. The utility model discloses an electronic expansion valve has solved the complicated problem of electronic expansion valve structure among the prior art.

Description

Electronic expansion valve
Technical Field
The utility model relates to an expansion valve field particularly, relates to an electronic expansion valve.
Background
In the electronic expansion valve of the prior art, the nut assembly is connected to the housing through a connector, and in order to ensure the fixation between the nut assembly and the housing, the connector is generally welded to the housing.
However, this method requires a welding groove to be formed at the welding position of the connector and the housing, resulting in a complicated structure and a high difficulty in machining.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide an electronic expansion valve to solve the problem of complex structure of electronic expansion valves in the prior art.
In order to achieve the above object, an electronic expansion valve is provided. An electronic expansion valve, comprising: the casing comprises a valve seat and a sleeve, and the sleeve is sleeved on the valve seat to form an accommodating cavity; the nut assembly is arranged in the accommodating cavity and is provided with a connecting part connected with the valve seat, and the connecting part and the valve seat enclose a guide cavity; the nut component is provided with a boss for fixing solder, the boss is positioned in the guide cavity, and a solder placing groove is formed between the boss and the valve seat.
Further, the guide cavity body comprises a cylindrical first cavity body section, the boss is a circular boss, and the first cavity body section and the boss extend along the same axis to form an annular solder placing groove between the first cavity body section and the boss.
Further, the guiding cavity comprises a second cavity section connected with the first cavity section, and the nut assembly is provided with a guiding section in sliding connection with the second cavity section.
Further, the junction of first cavity section and second cavity section has first step, and first step and guide section butt.
Furthermore, a first groove is formed in the guide section and used for installing a sealing element.
Further, the nut component is provided with a press-fitting section connected with the guide section, and the connecting part is arranged on the press-fitting section.
Furthermore, a second groove is formed in the press-fitting section, and at least part of the connecting part is arranged in the second groove; and/or the valve seat is provided with a press-fitting groove, and the press-fitting groove is arranged at the opening of the second cavity section, so that the connecting part is connected with the valve seat through the press-fitting groove.
Furthermore, a fluid inlet is formed in the side wall of the valve seat and penetrates into the first cavity section and is arranged at intervals with the second cavity section.
Further, the nut component is provided with a flow guide section connected with the boss, and the outer diameter of the flow guide section is gradually reduced along the direction far away from the boss.
Furthermore, a fluid outlet is arranged on the valve seat and is opposite to the boss.
The electronic expansion valve comprises a shell, a valve seat, a sleeve and a valve seat, wherein the shell comprises the valve seat and the sleeve; the nut assembly is arranged in the accommodating cavity and is provided with a connecting part connected with the valve seat, and the connecting part and the valve seat enclose a guide cavity; the nut component is provided with a boss for fixing solder, the boss is positioned in the guide cavity, and a solder placing groove is formed between the boss and the valve seat. By adopting the arrangement, in the connecting process of the shell of the electronic expansion valve and the nut component, the nut component is connected with the valve seat through the connecting part. In order to achieve the purpose of fixedly connecting the nut component and the valve seat, a guide cavity is formed by the surrounding of the connecting part and the valve seat, a boss used for fixing solder is arranged on the nut component, the boss is located in the guide cavity, and a solder placing groove is formed between the boss and the valve seat, so that the solder is arranged on the boss before the nut component is installed in the shell, and when the nut component is installed in the shell, the solder is located in the solder placing groove. Therefore, after the shell and the nut component of the electronic expansion valve are assembled, the welding materials in the welding material placing grooves are melted from the outside of the electronic expansion valve, and the shell and the nut component are welded and fixed. According to the structure, a solder groove does not need to be processed on the connecting part, but the position for placing the solder is provided for welding through the structure with the nut assembly, so that the problem that the electronic expansion valve in the prior art is complex in structure is solved.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic structural view of an embodiment of an electronic expansion valve according to the present invention;
fig. 2 shows a schematic structural view of an embodiment of a valve seat of an electronic expansion valve according to the present invention; and
fig. 3 shows a schematic structural view of an embodiment of the housing of the electronic expansion valve of the present invention.
Wherein the figures include the following reference numerals:
1. a housing; 11. an accommodating cavity; 111. a guide cavity; 1111. a first cavity section; 1112. a second cavity section; 12. a valve seat; 121. a fluid inlet; 122. a fluid outlet; 13. a sleeve; 14. a first step; 15. pressing and assembling the groove; 2. a nut assembly; 21. a boss; 22. a connecting portion; 23. a solder placing groove; 24. a guide section; 25. a press mounting section; 26. a flow guide section.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, the electronic expansion valve of the present embodiment includes: the valve comprises a shell 1, wherein the shell 1 comprises a valve seat 12 and a sleeve 13, and the sleeve 13 is sleeved on the valve seat 12 to form an accommodating cavity 11; the nut component 2 is arranged in the accommodating cavity 11, the nut component 2 is provided with a connecting part 22 connected with the valve seat 12, and the connecting part 22 and the valve seat 12 enclose a guide cavity 111; wherein, the nut component 2 is provided with a boss 21 for fixing the solder, the boss 21 is positioned in the guide cavity 111, and a solder placing groove 23 is formed between the boss 21 and the valve seat 12. With the above arrangement, in the process of connecting the housing 1 and the nut assembly 2 of the electronic expansion valve, the nut assembly 2 is connected with the valve seat 12 through the connecting portion 22. In order to fixedly connect the nut component 2 and the valve seat 12, a guide cavity 111 is enclosed between the connecting part 22 and the valve seat 12, the nut component 2 is provided with a boss 21 for fixing solder, the boss 21 is positioned in the guide cavity 111, and a solder placing groove 23 is formed between the boss 21 and the valve seat 12, so that the solder is arranged on the boss 21 before the nut component 2 is installed in the shell 1, and the solder is positioned in the solder placing groove 23 when the nut component 2 is installed in the shell 1. Thus, after the housing 1 and the nut component 2 of the electronic expansion valve are assembled, the solder in the solder placement groove 23 is melted from the outside of the electronic expansion valve, and the housing 1 and the nut component 2 are fixed by welding. With the structure, a solder groove does not need to be processed on the connecting part 22, but a position for placing the solder is provided for welding through the structure of the nut component 2, so that the problem that the electronic expansion valve in the prior art is complex in structure is solved.
In the electronic expansion valve of the present embodiment, as shown in fig. 1, the guide cavity 111 includes a first cylindrical cavity section 1111, the boss 21 is a circular boss, and the first cavity section 1111 and the boss 21 extend along the same axis to form an annular solder receiving groove 23 between the first cavity section 1111 and the boss 21.
In a preferred embodiment, in the electronic expansion valve of this embodiment, the guide cavity 111 includes a first cylindrical cavity section 1111, the boss 21 is a circular boss, the first cavity section 1111 and the boss 21 extend along the same axis, so that the boss 21 and the first cavity section 1111 are coaxially disposed, and the annular solder receiving groove 23 is formed between the first cavity section 1111 and the boss 21. With this structure, the annular solder can be fitted over the boss 21. The solder can be firmly fixed in the solder placing groove 23, and the welding effect is better.
In the electronic expansion valve of the present embodiment, as shown in fig. 3, the guide chamber 111 includes a second chamber segment 1112 connected to the first chamber segment 1111, and the nut assembly 2 has a guide segment 24 slidably connected to the second chamber segment 1112.
In this embodiment, the pilot cavity 111 includes a second cavity segment 1112 coupled to a first cavity segment 1111, and the nut assembly 2 has a pilot segment 24 slidably coupled to the second cavity segment 1112. During installation of the nut assembly 2, the guide segments 24 on the nut assembly 2 slidably engage the second cavity segment 1112 to bring the nut assembly 2 to an installed position with the housing 1. So that the solder provided on the boss 21 is not damaged when the nut assembly 2 is mounted.
As shown in fig. 1 and 3, in the electronic expansion valve of the present embodiment, a first step 14 is provided at a junction between the first cavity section 1111 and the second cavity section 1112, and the first step 14 abuts against the guide section 24.
In the electronic expansion valve of the present embodiment, the junction of the first cavity section 1111 and the second cavity section 1112 has a first step 14, and the first step 14 abuts against the guide section 24. The first step 14 can act as a stop when the nut component 2 is installed, and the position of the first step 14 determines the position of the nut component 2 in the housing 1. Thus, by setting the position of the first step 14, the placement position of the solder can be adjusted to achieve the effect of adjusting the welding position of the nut component 2 and the housing 1.
In the electronic expansion valve of the present embodiment, the guide section 24 is provided with a first groove, and the first groove is used for installing a sealing member. The sealing member may function to seal the guide cavity 111 so that the solder in the solder placement groove 23 does not leak out of the guide cavity 111.
In the electronic expansion valve of the present embodiment, as shown in fig. 1 and 3, the nut member 2 has a press-fitting section 25 coupled to the guide section 24, and the coupling portion 22 is disposed on the press-fitting section 25.
Specifically, the distance between the press-fitting section 25 and the second cavity segment 1112 is greater than the distance between the guide section 24 and the second cavity segment 1112, so that the connecting portion 22 connected to the press-fitting section 25 can adjust the relative position of the nut assembly 2 and the casing 1 when connected to the casing 1.
In order to achieve the purpose that the nut component 2 is connected with the shell 1 through the connecting portion 22, in the present embodiment, as shown in fig. 1, the press-fitting section 25 is provided with a second groove, and at least a part of the connecting portion 22 is disposed in the second groove; and/or the valve seat 12 may have a press-fitting groove 15, the press-fitting groove 15 being provided at the opening of the second cavity section 1112, so that the connecting portion 22 is connected to the valve seat 12 through the press-fitting groove 15.
In this embodiment, the connecting portion 22 is fixedly disposed in the second groove, one side of the connecting portion 22 is press-fitted in the press-fitting groove 15, and the connecting portion 22 is in interference fit with the press-fitting groove 15.
In the electronic expansion valve of the present embodiment, as shown in fig. 2 and 3, a fluid inlet 121 is formed on a sidewall of the valve seat 12, and the fluid inlet 121 penetrates into the first cavity section 1111 and is disposed at an interval from the second cavity section 1112.
In order to prevent the welding operation from affecting the use of the electronic expansion valve, in this embodiment, the sidewall of the valve seat 12 is provided with a fluid inlet 121, and the fluid inlet 121 penetrates into the first cavity section 1111 and is disposed at an interval from the second cavity section 1112. The structure and the function of the fluid inlet cannot be influenced by welding operation, and the performance of the electronic expansion valve is ensured.
In the electronic expansion valve of the present embodiment, as shown in fig. 1 and 2, the nut component 2 has a flow guide section 26 connected to the boss 21, and an outer diameter of the flow guide section 26 is gradually reduced in a direction away from the boss 21. Through the arrangement, the nut component 2 guides fluid entering the electronic expansion valve, so that the performance of the electronic expansion valve is improved.
In the electronic expansion valve of the present embodiment, the valve seat 12 is provided with the fluid outlet 122, and the fluid outlet 122 is provided opposite to the boss 21. In this way, fluid flowing into the electronic expansion valve may be directed by the flow directing section 26 towards the fluid outlet 122, enhancing the flow directing effect.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the utility model discloses an electronic expansion valve includes: the valve comprises a shell 1, wherein the shell 1 comprises a valve seat 12 and a sleeve 13, and the sleeve 13 is sleeved on the valve seat 12 to form an accommodating cavity 11; the nut component 2 is arranged in the accommodating cavity 11, the nut component 2 is provided with a connecting part 22 connected with the valve seat 12, and the connecting part 22 and the valve seat 12 enclose a guide cavity 111; wherein, the nut component 2 is provided with a boss 21 for fixing the solder, the boss 21 is positioned in the guide cavity 111, and a solder placing groove 23 is formed between the boss 21 and the valve seat 12. With the above arrangement, in the process of connecting the housing 1 and the nut assembly 2 of the electronic expansion valve, the nut assembly 2 is connected with the valve seat 12 through the connecting portion 22. In order to fixedly connect the nut component 2 and the valve seat 12, a guide cavity 111 is enclosed between the connecting part 22 and the valve seat 12, the nut component 2 is provided with a boss 21 for fixing solder, the boss 21 is positioned in the guide cavity 111, and a solder placing groove 23 is formed between the boss 21 and the valve seat 12, so that the solder is arranged on the boss 21 before the nut component 2 is installed in the shell 1, and the solder is positioned in the solder placing groove 23 when the nut component 2 is installed in the shell 1. Thus, after the housing 1 and the nut component 2 of the electronic expansion valve are assembled, the solder in the solder placement groove 23 is melted from the outside of the electronic expansion valve, and the housing 1 and the nut component 2 are fixed by welding. With the structure, a solder groove does not need to be processed on the connecting part 22, but a position for placing the solder is provided for welding through the structure of the nut component 2, so that the problem that the electronic expansion valve in the prior art is complex in structure is solved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An electronic expansion valve, comprising:
the valve comprises a shell (1), wherein the shell (1) comprises a valve seat (12) and a sleeve (13), and the sleeve (13) is sleeved on the valve seat (12) to form an accommodating cavity (11);
the nut component (2) is arranged in the accommodating cavity (11), the nut component (2) is provided with a connecting part (22) connected with the valve seat (12), and the connecting part (22) and the valve seat (12) enclose a guide cavity (111);
the nut component (2) is provided with a boss (21) for fixing solder, the boss (21) is positioned in the guide cavity (111), and a solder placing groove (23) is formed between the boss (21) and the valve seat (12).
2. An electronic expansion valve according to claim 1, wherein the guiding chamber body (111) comprises a cylindrical first chamber section (1111), the boss (21) being a circular boss, the first chamber section (1111) and the boss (21) extending along the same axis to form an annular solder receiving slot (23) between the first chamber section (1111) and the boss (21).
3. An electronic expansion valve according to claim 2, wherein the pilot chamber body (111) comprises a second chamber body segment (1112) connected to the first chamber body segment (1111), the nut assembly (2) having a pilot segment (24) slidably connected to the second chamber body segment (1112).
4. An electronic expansion valve according to claim 3, wherein the junction of the first (1111) and second (1112) chamber segments has a first step (14), the first step (14) abutting the guide segment (24).
5. An electronic expansion valve according to claim 3, wherein the guide section (24) is provided with a first groove for mounting a sealing member.
6. An electronic expansion valve according to claim 3, wherein the nut assembly (2) has a press-fitting section (25) connected to the guide section (24), the connecting portion (22) being provided on the press-fitting section (25).
7. An electronic expansion valve according to claim 6, wherein the press-fitting section (25) is provided with a second recess, in which at least part of the connecting portion (22) is disposed; and/or the valve seat (12) is provided with a press-fit groove (15), and the press-fit groove (15) is arranged at the opening of the second cavity segment (1112) so that the connecting part (22) is connected with the valve seat (12) through the press-fit groove (15).
8. An electronic expansion valve according to claim 3, wherein the valve seat (12) has a fluid inlet (121) formed in a side wall thereof, the fluid inlet (121) penetrating the first chamber section (1111) and being arranged spaced apart from the second chamber section (1112).
9. An electronic expansion valve according to claim 8, wherein the nut assembly (2) has a flow guiding section (26) connected to the boss (21), the outer diameter of the flow guiding section (26) tapering in a direction away from the boss (21).
10. An electronic expansion valve according to claim 9, wherein a fluid outlet (122) is provided in the valve seat (12), the fluid outlet (122) being arranged opposite the boss (21).
CN202120093911.9U 2021-01-13 2021-01-13 Electronic expansion valve Active CN214617859U (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN202120093911.9U CN214617859U (en) 2021-01-13 2021-01-13 Electronic expansion valve
PCT/CN2022/071657 WO2022152179A1 (en) 2021-01-13 2022-01-12 Electronic expansion valve
JP2023528003A JP2024503968A (en) 2021-01-13 2022-01-12 electronic expansion valve
KR1020237017150A KR20230088499A (en) 2021-01-13 2022-01-12 electronic expansion valve
DE112022000615.3T DE112022000615T5 (en) 2021-01-13 2022-01-12 Electronic expansion valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120093911.9U CN214617859U (en) 2021-01-13 2021-01-13 Electronic expansion valve

Publications (1)

Publication Number Publication Date
CN214617859U true CN214617859U (en) 2021-11-05

Family

ID=78436614

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120093911.9U Active CN214617859U (en) 2021-01-13 2021-01-13 Electronic expansion valve

Country Status (5)

Country Link
JP (1) JP2024503968A (en)
KR (1) KR20230088499A (en)
CN (1) CN214617859U (en)
DE (1) DE112022000615T5 (en)
WO (1) WO2022152179A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022152179A1 (en) * 2021-01-13 2022-07-21 浙江盾安人工环境股份有限公司 Electronic expansion valve

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1122849A (en) * 1997-07-03 1999-01-26 Fuji Koki Corp Motor operated valve
CN102927342B (en) * 2011-08-09 2014-05-14 浙江三花股份有限公司 Electronic expansion valve and valve body component thereof
CN111237525A (en) * 2018-11-28 2020-06-05 浙江三花智能控制股份有限公司 Electronic expansion valve and assembling method thereof
CN210920266U (en) * 2019-09-27 2020-07-03 浙江盾安禾田金属有限公司 Electronic expansion valve
CN210920141U (en) * 2019-09-27 2020-07-03 浙江盾安禾田金属有限公司 Electronic expansion valve
CN214617859U (en) * 2021-01-13 2021-11-05 浙江盾安人工环境股份有限公司 Electronic expansion valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022152179A1 (en) * 2021-01-13 2022-07-21 浙江盾安人工环境股份有限公司 Electronic expansion valve

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KR20230088499A (en) 2023-06-19
DE112022000615T5 (en) 2023-11-09
JP2024503968A (en) 2024-01-30
WO2022152179A1 (en) 2022-07-21

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