CN217784253U - Electronic expansion valve and refrigeration equipment - Google Patents
Electronic expansion valve and refrigeration equipment Download PDFInfo
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- CN217784253U CN217784253U CN202221958533.7U CN202221958533U CN217784253U CN 217784253 U CN217784253 U CN 217784253U CN 202221958533 U CN202221958533 U CN 202221958533U CN 217784253 U CN217784253 U CN 217784253U
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- 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 utility model discloses an electronic expansion valve and refrigeration plant, the electronic expansion valve includes a valve seat and at least one joint, a port is formed at one end of the valve seat, a valve cavity communicated with the port is formed on the valve seat, the valve seat has at least one mounting port, the mounting port is communicated with the valve cavity; the joint is arranged at the mounting port and is provided with a switching channel, and one end of the switching channel is communicated with the mounting port. The utility model discloses an electronic expansion valve, the installing port department at the disk seat adds the joint, it has the switching passageway to connect, the one end of switching passageway communicates in the installing port of disk seat, the other end is used for the intercommunication to managing, in order to guarantee customer end installation depth, only need press the required degree of depth setting of customer end with the degree of depth that connects, the installing port degree of depth of disk seat then can reduce, it can to make it enough to hold the embedding section that connects, so, can reduce the radial dimension of disk seat, thereby save the material of disk seat, realize the lightweight.
Description
Technical Field
The utility model relates to a fluid control part technical field, especially an electronic expansion valve and refrigeration plant.
Background
The electronic expansion valve is an important part in a refrigeration system and mainly plays roles in throttling, reducing pressure and regulating flow. In the related technology, the electronic expansion valve comprises a valve seat assembly, a nut assembly, a valve core assembly, a magnetic rotor assembly and other components, wherein the valve port assembly is arranged in the valve seat assembly, a valve port is formed in the valve port assembly, and when the electronic expansion valve works, the magnetic rotor assembly is driven to rotate through an electrified coil surrounding the outside of the valve shell, so that the valve core assembly is driven to axially move, the opening or closing of the valve port is controlled, and the functions of throttling, reducing pressure and regulating flow are achieved. The valve seat assembly includes a valve seat having a mounting opening for connection to a pipe, however, to ensure customer end installation depth, the weight of the valve seat increases substantially.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing an electronic expansion valve and refrigeration plant aims at saving the disk seat material, realizes the lightweight.
In order to achieve the above object, the present invention provides an electronic expansion valve comprising:
the valve comprises a valve seat, a valve seat and a valve seat, wherein a port is formed at one end of the valve seat, a valve cavity communicated with the port is formed in the valve seat, the valve seat is provided with at least one mounting port, and the mounting port is communicated with the valve cavity; and
the connector is arranged on the mounting port and provided with a switching channel, and one end of the switching channel is communicated with the mounting port.
In one embodiment, the depth of the mounting opening is less than the depth of the adaptor channel.
In an embodiment, the joint includes an adapter portion and a fixing portion connected to the adapter portion, the adapter passage is disposed in the adapter portion, and the fixing portion is connected to the valve seat.
In one embodiment, the adapter portion includes an insertion section and a main body section, the insertion section is inserted into the mounting opening, and the fixing portion is connected to the main body section 312.
In one embodiment, the connector is disposed in a tapered manner from the adapter portion to the fixing portion.
In one embodiment, the fixing portion has a threaded hole.
In one embodiment, a gap between the fixing portion and the valve seat is not less than 1mm.
In one embodiment, the number of the mounting openings is 2, and the number of the connectors is 2.
In one embodiment, the valve seat is made of aluminum or aluminum alloy.
In one embodiment, the connector is made of aluminum or aluminum alloy.
In an embodiment, the electronic expansion valve further includes a connection assembly and a valve core assembly, the connection assembly is disposed in the valve cavity, the connection assembly has a valve port, and the valve core assembly is movably disposed in the connection assembly to connect or block the mounting port with the valve port.
The utility model discloses still provide a refrigeration plant, refrigeration plant includes above-mentioned arbitrary embodiment electronic expansion valve.
The electronic expansion valve provided by the utility model comprises a valve seat and at least one joint, wherein a port is formed at one end of the valve seat, a valve cavity communicated with the port is formed on the valve seat, the valve seat is provided with at least one mounting port, and the mounting port is communicated with the valve cavity; the joint is arranged at the mounting port and is provided with a switching channel, and one end of the switching channel is communicated with the mounting port. The utility model provides an electronic expansion valve, the installing port department at the disk seat adds the joint, it has the switching passageway to connect, the one end of switching passageway communicates in the installing port of disk seat, the other end is used for the intercommunication to managing, in order to guarantee customer end installation depth, only need press the required degree of depth setting of customer end with the degree of depth that connects, the installing port degree of depth of disk seat then can reduce, it can to make it enough to hold the embedding section that connects, so, can reduce the radial dimension of disk seat, thereby save the material of disk seat, realize the lightweight. In addition, the joint can be a standard part and is universal for valve seats with different valve port calibers.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view of an assembly structure of a valve seat and a joint according to an embodiment of the electronic expansion valve of the present invention;
FIG. 2 is a schematic view of the valve seat of the embodiment of FIG. 1;
FIG. 3 is a schematic structural view of the joint of the embodiment of FIG. 1;
fig. 4 is a schematic perspective view of an embodiment of the electronic expansion valve of the present invention;
FIG. 5 is a schematic view of the embodiment of FIG. 4 in a perspective view;
FIG. 6 is a schematic view of the embodiment of FIG. 4 in a perspective view;
FIG. 7 is a perspective view of the embodiment of the fitting of FIG. 4;
FIG. 8 is a schematic perspective view of the embodiment of the joint shown in FIG. 4 from yet another perspective;
FIG. 9 is a schematic perspective view of the joint of FIG. 4 from yet another perspective;
fig. 10 is a schematic structural diagram of an embodiment of an electronic expansion valve according to the present invention.
The reference numbers illustrate:
| reference numerals | Name(s) | Reference numerals | Name (R) | |
| 10 | |
311 | Embedded |
|
| 100 | |
312 | |
|
| 110 | Port(s) | 320 | |
|
| 120 | |
321 | Threaded |
|
| 130 | |
500 | |
|
| 200 | |
510 | Valve |
|
| 220 | |
710 | Valve |
|
| 300 | |
720 | |
|
| 310 | |
730 | |
|
| | Switching channel | 810 | Nut |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear \8230;) are involved in the embodiments of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the attached drawings), the motion situation, etc., and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The electronic expansion valve 10 is an important component of a refrigeration system and mainly plays roles in throttling and depressurizing and regulating flow. In the related art, the electronic expansion valve 10 includes a valve seat assembly, a nut assembly 800, a valve core assembly, a magnetic rotor assembly and other components, a valve port assembly 500 is disposed in the valve seat assembly, the valve port assembly 500 is provided with a valve port 510, when the electronic expansion valve 10 works, the magnetic rotor assembly is driven to rotate by an electrified coil surrounding the outside of the valve housing, so as to drive the valve core assembly to move axially, and further control the opening or closing of the valve port 510, thereby realizing the functions of throttling, depressurizing and regulating flow. The valve seat assembly has a mounting opening for connection to a service pipe, however, to secure a customer installation depth, the weight of the valve seat 100 is greatly increased. The utility model provides an electronic expansion valve 10, it connects 300 to add in the installing port 130 department of disk seat 100, it has switching channel 310a to connect 300, switching channel 310 a's one end communicates in the installing port 130 of disk seat 100, the other end is used for the intercommunication to the pipe, in order to guarantee customer end installation depth, the required degree of depth of the degree of depth that only needs to connect 300 is according to the required degree of depth setting of customer end, the installing port 130 degree of depth of disk seat 100 then can reduce, it can to make it enough hold the embedding section 311 that connects 300, therefore, can reduce the radial dimension of disk seat 100, thereby save disk seat 100's material, realize the lightweight. In addition, the adapter 300 may be a standard component that is commonly used for valve seats 100 of different port 510 sizes.
The utility model provides an electronic expansion valve 10 can use in automobile-used refrigerating system, and the fluid medium that flows through electronic expansion valve 10 is for carrying out cold and hot exchange's refrigerant among the automobile-used refrigerating system. At this time, the electronic expansion valve 10 is installed at an inlet of an evaporator of the vehicle refrigeration system, and the electronic expansion valve 10 serves as a boundary element between a high-pressure side and a low-pressure side of the vehicle refrigeration system to throttle and depressurize the high-pressure liquid refrigerant, so that the dosage of the liquid refrigerant entering the evaporator is adjusted and controlled, and the dosage of the liquid refrigerant can meet the requirement of an external refrigeration load. Alternatively, the electronic expansion valve 10 is applied to other types of refrigeration equipment, and the fluid medium flowing through the electronic expansion valve 10 may also be another fluid medium other than the refrigerant, as long as the electronic expansion valve 10 can throttle and depressurize the fluid medium, which is not particularly limited.
The electronic expansion valve 10 of the present invention includes a valve seat 100 and at least one joint 300, please refer to fig. 1 to 9, in an embodiment of the present invention, a port 110 is formed at one end of the valve seat 100, a valve cavity 120 communicated with the port 110 is formed on the valve seat 100, the valve seat 100 has at least one mounting opening, and the mounting opening 130 is communicated with the valve cavity 120; the connector 300 is disposed at the mounting opening 130, the connector 300 has a through channel 310a, and one end of the through channel 310a communicates with the mounting opening 130.
It will be appreciated that the valve seat 100 acts as a carrier for mounting the various components of the electronic expansion valve 10 so that the various components may be assembled to form a unitary body. Specifically, the valve seat 100 may have a cylindrical structure, such as a cylinder, a square cylinder, etc., so that the shape is regular and the valve seat is easy to machine. Of course, in other embodiments, the valve seat 100 may have other shapes and structures, which are not listed here. The valve seat 100 has a mounting port 130, and the mounting port 130 communicates with the valve chamber 120 such that refrigerant can enter or exit the valve chamber 120 from the mounting port 130. The joint 300 has a switching passage 310a, one end of the switching passage 310a is communicated with the mounting port 130, and the other end is communicated with a butt pipe for the refrigerant to flow into or out of the valve chamber 120. It should be noted that, when the valve seat 100 is provided with only one mounting port 130 for the connector 300 to be mounted, the valve seat 100 is also provided with a docking port for the docking pipe to be directly mounted, so that the refrigerant can flow into the valve cavity 120 through the mounting port 130 and then flow out of the valve cavity 120 through the docking port, or the refrigerant can flow into the valve cavity 120 through the docking port and then flow out of the valve cavity 120 through the mounting port 130. When the valve seat 100 is provided with at least two mounting ports 130 for mounting the connector 300, the refrigerant can flow into the valve chamber 120 through one of the mounting ports 130 and then flow out of the valve chamber through the other mounting port 130. Specifically, in an embodiment of the present invention, the depth of the mounting opening 130 is smaller than the depth of the through channel 310 a. That is, the depth of the through channel 310a is greater than the depth of the installation opening 130, and in order to ensure the installation depth of the client, the depth of the connector 300 only needs to be set according to the depth required by the client, and the depth of the installation opening 130 can be reduced. Thus, the radial dimension of the valve seat 100 can be reduced, thereby saving the material of the valve seat 100 and realizing light weight.
The electronic expansion valve 10 provided by the utility model comprises a valve seat 100 and at least one joint 300, wherein a port 110 is formed at one end of the valve seat 100, a valve cavity 120 communicated with the port 110 is formed on the valve seat 100, the valve seat 100 is provided with at least one mounting port 130, and the mounting port 130 is communicated with the valve cavity 120; the connector 300 is disposed at the mounting opening 130, the connector 300 has a through channel 310a, and one end of the through channel 310a communicates with the mounting opening 130. The utility model provides an electronic expansion valve 10, the installing port 130 department at disk seat 100 adds joint 300, joint 300 has switching channel 310a, switching channel 310 a's one end communicates in disk seat 100's installing port 130, the other end is used for the intercommunication to the butt joint pipe, in order to guarantee customer end installation depth, the required degree of depth of only needing to connect 300 is according to the required degree of depth setting of customer end, disk seat 100's installing port 130 degree of depth then can reduce, it can enough to hold the embedding section 311 that connects 300 to make it, so, can reduce disk seat 100's radial dimension, thereby save disk seat 100's material, realize the lightweight. In addition, the adapter 300 may be a standard component that is commonly used for valve seats 100 of different port 510 sizes.
Referring to fig. 1 to 9, in an embodiment of the present invention, the connector 300 includes an adapter portion 310 and a fixing portion 320 connected to the adapter portion 310, the adapter passage 310a is disposed in the adapter portion 310, and the fixing portion 320 is connected to the valve seat 100. It can be understood that the adaptor portion 310 and the fixing portion 320 are integrally formed, but in other embodiments, the adaptor portion 310 and the fixing portion 320 may be separately disposed, and the adaptor portion 310 and the fixing portion 320 may be fixedly connected by welding or riveting. The fixing portion 320 is fixedly connected to the valve seat 100, and may be implemented by welding in a tunnel furnace.
Referring to fig. 1 to 9, further, the adapter 310 includes an insertion section 311 and a main body section 312, the insertion section 311 is inserted into the mounting opening 130, and the fixing portion 320 is connected to the main body section 312. It can be understood that, the embedded section 311 and the main body section 312 are integrally formed, the depth of the embedded section 311 is not greater than the depth of the mounting opening 130, an interference fit may be formed between the outer wall of the embedded section 311 and the inner wall of the mounting opening 130, so as to prevent the refrigerant from leaking when flowing through the mounting opening 130, of course, in other embodiments, a clearance fit may be formed between the outer wall of the embedded section 311 and the inner wall of the mounting opening 130, a sealing ring is sleeved on the outer wall of the embedded section 311, and the outer wall of the sealing ring is in interference fit with the inner wall of the mounting opening 130.
Referring to fig. 4 to 9, in an embodiment of the present invention, the connector is disposed in a tapered manner from the adapting portion 310 to the fixing portion 320. It can be understood that, as shown in fig. 4 to 9, the adapter 310 and the fixing portion 320 are located one above the other and the length of the joint 300 gradually decreases from the adapter 310 to the fixing portion 320 in the front-rear direction of the valve seat 100, i.e. the joint 300 takes on a shape with a large top and a small bottom or a large top and a small bottom. By the arrangement, materials of the joint 300 can be saved, the weight of the electronic expansion valve 10 is further reduced, and pre-positioning of the joint 300 during assembly is facilitated.
Referring to fig. 4, in an embodiment of the present invention, the fixing portion 320 has a threaded hole 321. In the present embodiment, the fixing portion 320 is provided with a threaded hole 321, and the threaded hole 321 can be matched with other components of the refrigeration system, so as to mount the electronic expansion valve 10 on the refrigeration system.
Referring to fig. 1, in an embodiment of the present invention, a gap L1 between the fixing portion 320 and the valve seat 100 is not less than 1mm. It should be noted that a gap L1 not smaller than 1mm is left between the fixing portion 320 and the valve seat 100 to place solder, when the fixing portion 320 and the valve seat 100 are welded, the solder melts and fills the gap, and after cooling and solidification, the fixing portion 320 and the valve seat 100 are welded together.
Referring to fig. 1 and 4, in an embodiment of the present invention, the number of the mounting openings 130 is 2, and the number of the connectors 300 is 2. It can be understood that the valve seat 100 is provided with two mounting ports 130 for mounting the connectors 300, correspondingly, one connector 300 is mounted on each mounting port 130, and the refrigerant flows into the valve cavity 120 through one mounting port 130 and flows out of the valve cavity through the other mounting port 130. Refrigerant inlet and refrigerant outlet on the valve seat 100 all satisfy the customer end installation depth demand through setting up joint 300, can further reduce the radial dimension of valve seat 100 to further save the material of valve seat 100, realize the lightweight.
In an embodiment of the present invention, the valve seat 100 is made of aluminum or aluminum alloy. The valve seat 100 is made of aluminum or aluminum alloy, and the electronic expansion valve 10 can be made lightweight. Of course, in other embodiments, the valve seat 100 may be made of other materials, which are not listed here.
In an embodiment of the present invention, the connector 300 is made of aluminum or aluminum alloy. The joint 300 is made of metallic aluminum or aluminum alloy, and the electronic expansion valve 10 can be made lightweight. Of course, in other embodiments, the joint 300 may be made of other materials, which are not listed here.
Referring to fig. 10, in an embodiment of the present invention, the electronic expansion valve 10 further includes a connecting component and a valve core component, the connecting component is disposed in the valve chamber 120, the connecting component has a valve port 510, and the valve core component is movably disposed in the connecting component, so as to connect or separate the mounting port 130 and the valve port 510. Specifically, the connecting assembly includes a connecting seat 200, and the outer wall of the upper end of the connecting seat 200 and the inner wall of the port 110 are both provided with threads, so that the connecting seat 200 is in threaded connection with the valve seat 100, and the connecting seat 200 and the valve seat 100 can also be in fixed connection with each other in a welding, riveting, clamping or interference fit connection manner, and the like, without excessive limitation. The connecting seat 200 is provided with a channel, the connecting assembly further comprises a valve port assembly 500, the valve port assembly 500 is arranged at the lower end of the connecting seat 200, the valve port 510 is arranged at the valve port assembly 500, the connecting seat 200 is hollow and communicated with the valve port 510, the side wall of the connecting seat is provided with at least one through hole, the through hole is communicated with the inner space and the outer space of the connecting seat 200 to form the channel, the mounting port 130 can be communicated with the valve port 510 through the channel, and therefore, the refrigerant can enter the valve cavity 120 from the adapting channel 310a through the mounting port 130, and then flows to the refrigerant outlet through the valve port 510 through the channel.
Referring to fig. 10, the valve core assembly is movably disposed on the connecting assembly for connecting or blocking the channel with the valve port 510. It will be appreciated that the coupling socket 200 has a first guide section 220, the first guide section 220 being used to guide the movement of the valve core assembly. Specifically, the valve core assembly comprises a valve head 710 and a valve rod 720, wherein the valve rod 720 is rotatably connected to the valve head 710, the valve rod 720 is connected with the valve head 710 through a bearing 730, and the valve head 710 extends into the first guide section 220 and is in guide fit with the first guide section 220. When the valve stem 720 is rotated by the power source, the valve stem 720 can drive the valve head 710 to move up and down relative to the first guide section 220, so as to be close to or far away from the valve port 510. When the valve head 710 is tightly fitted with the valve port assembly 500, the passage is blocked by the valve head 710, so as to block the fluid medium in the electronic expansion valve 10 from being discharged outwards through the valve port 510; when the valve head 710 is separated from the valve port assembly 500, the channel is communicated with the valve port 510, and the fluid medium in the electronic expansion valve 10 can be discharged through the valve port 510. The valve port assembly 500 is disposed at the lower end of the first guide section 220 of the connecting seat 200, and the valve head 710 is hollow and communicates with the valve port 510, i.e., the inner space of the valve head 710 can communicate with the second cavity 122 through the valve port 510.
The working principle of the electronic expansion valve 10 is as follows:
after a stator assembly of the electronic expansion valve 10 is powered on, a magnetic field is generated, a rotor assembly made of a magnetic material rotates under the driving of the magnetic field, the rotor assembly is fixedly connected with the valve rod 720, the valve rod 720 is driven to rotate by the rotation of the rotor assembly, a thread matching relation is formed between the valve rod 720 and the nut 810, and the nut 810 is fixedly arranged on the connecting seat 200, so that the valve rod 720 can be driven to move up and down relative to the nut 810 by the rotation of the valve rod 720 relative to the nut 810, the stator assembly drives the rotor assembly to move, and the rotor assembly drives the valve core assembly to move; the valve head 710 moves towards the valve port 510 under the driving of the valve rod 720, and when the valve head 710 blocks the channel from the valve port 510, the electronic expansion valve 10 is closed; when the valve needle releases the closure of the channel, that is, the channel is communicated with the valve port 510, the electronic expansion valve 10 is opened, and the opening aperture of the channel in the electronic expansion valve 10 is relatively small, so that the flow rate of the fluid medium is reduced, and the throttling and pressure reducing processes of the electronic expansion valve 10 on the fluid medium are realized.
The utility model discloses still provide a refrigeration plant, refrigeration plant includes above-mentioned arbitrary embodiment electronic expansion valve 10. The refrigeration system may be a refrigeration system of an air conditioner, a freezer, a refrigerator, a heat pump water heater or other refrigeration and heating equipment, and the electronic expansion valve 10 can control the flow rate of a refrigeration medium in the refrigeration system. The specific structure of the electronic expansion valve 10 refers to the above embodiments, and since the refrigeration device adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and details are not repeated here.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (12)
1. An electronic expansion valve, comprising:
the valve seat is provided with at least one mounting port which is communicated with the valve cavity; and
the connector is arranged on the mounting port and provided with a switching channel, and one end of the switching channel is communicated with the mounting port.
2. The electronic expansion valve of claim 1, wherein the depth of the mounting opening is less than the depth of the adaptor channel.
3. The electronic expansion valve according to claim 2, wherein the connector comprises an adapter portion and a fixing portion connected to the adapter portion, the adapter passage is provided in the adapter portion, and the fixing portion is connected to the valve seat.
4. The electronic expansion valve of claim 3, wherein the adapter portion comprises an insertion section and a main body section, the insertion section is inserted into the mounting opening, and the fixing portion is connected to the main body section 312.
5. The electronic expansion valve of claim 3, wherein the connector tapers from the adapter portion to the fixation portion.
6. The electronic expansion valve of claim 3, wherein the anchoring portion has a threaded bore.
7. The electronic expansion valve of claim 3, wherein the clearance between the retainer portion and the valve seat is not less than 1mm.
8. The electronic expansion valve according to any of claims 1 to 7, wherein the number of mounting ports is 2 and the number of fittings is 2.
9. The electronic expansion valve according to any of claims 1 to 7, wherein the valve seat is made of aluminum or an aluminum alloy.
10. The electronic expansion valve according to any of claims 1 to 7, wherein the material of the joint is aluminum or an aluminum alloy.
11. The electronic expansion valve according to any one of claims 1 to 7, further comprising a connecting assembly disposed in the valve chamber, the connecting assembly having a valve port, and a valve core assembly movably disposed in the connecting assembly for connecting or blocking the mounting port with the valve port.
12. Refrigeration device, characterized in that it comprises an electronic expansion valve according to any of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221958533.7U CN217784253U (en) | 2022-07-27 | 2022-07-27 | Electronic expansion valve and refrigeration equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221958533.7U CN217784253U (en) | 2022-07-27 | 2022-07-27 | Electronic expansion valve and refrigeration equipment |
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|---|---|
| CN217784253U true CN217784253U (en) | 2022-11-11 |
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| CN202221958533.7U Active CN217784253U (en) | 2022-07-27 | 2022-07-27 | Electronic expansion valve and refrigeration equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024021886A1 (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 |
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2022
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024021886A1 (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 |
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