CN218495433U - Throttling device for air conditioner indoor unit, air conditioner indoor unit and air conditioning system - Google Patents
Throttling device for air conditioner indoor unit, air conditioner indoor unit and air conditioning system Download PDFInfo
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- CN218495433U CN218495433U CN202222143723.XU CN202222143723U CN218495433U CN 218495433 U CN218495433 U CN 218495433U CN 202222143723 U CN202222143723 U CN 202222143723U CN 218495433 U CN218495433 U CN 218495433U
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- air conditioner
- indoor unit
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- air
- throttling
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 35
- 239000003507 refrigerant Substances 0.000 claims abstract description 41
- 238000001035 drying Methods 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
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- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The utility model belongs to the technical field of the air conditioner, a machine and air conditioning system in throttling arrangement, air conditioning for machine in the air conditioning specifically are provided. The utility model discloses when aiming at solving current air conditioning system refrigeration in high temperature environment, the problem of refrigerating output can serious decay. Therefore, the utility model provides a throttling arrangement for indoor set of air conditioner for this reason, this throttling arrangement includes fluid connection's first joint, drier-filter, throttling component and second joint in proper order, the first joint is used for connecting the on-line pipe, the on-line pipe is used for with the fluid connection of indoor set of air conditioner and outdoor set of air conditioner together, so that the refrigerant circulates between indoor set of air conditioner and outdoor set of air conditioner; the second joint is used for connecting a heat exchanger of the indoor unit of the air conditioner. The utility model discloses above-mentioned technical problem can be overcome when foretell throttling arrangement is applied to the air conditioning indoor set.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, a machine and air conditioning system in throttling arrangement, air conditioning for machine in the air conditioning specifically are provided.
Background
An air conditioning system generally includes an outdoor unit and an indoor unit, which are generally connected together by a connecting pipe, so that a refrigerant in the air conditioning system circulates between the outdoor unit and the indoor unit, thereby cooling or heating an indoor environment by the indoor unit.
In the existing air conditioning system, a capillary tube or an electronic expansion valve is generally used as a throttling device to throttle a refrigerant. When the throttling device is a capillary tube, the capillary tube is generally used as an on-line tube, one end of the capillary tube is connected with an outlet of an outdoor unit of the air conditioner, and the other end of the capillary tube is connected with an inlet of an indoor unit of the air conditioner. When the throttling means is an electronic expansion valve, the electronic expansion valve is generally disposed in the outdoor unit of the air conditioner, and then an outlet of the electronic expansion valve is communicated with an inlet of the indoor unit of the air conditioner through a refrigerant pipe.
In the process of refrigerating the air conditioning system, a high-temperature and high-pressure refrigerant is changed into a low-temperature and low-pressure refrigerant under the action of the throttling device and then enters the indoor unit of the air conditioner to refrigerate the indoor environment. When the outdoor environment temperature is high (for example, above 40 ℃), the refrigerant in the outdoor environment at low temperature and low pressure absorbs more heat from the outdoor environment due to the large temperature difference between the refrigerant and the outdoor environment, so that the cooling capacity of the air conditioning system is severely reduced (generally, reduced by 10% -20%).
Therefore, how to reduce the attenuation of the cooling capacity of the air conditioning system during cooling in a high-temperature environment becomes a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that current air conditioning system when refrigerating in high temperature environment, the refrigerating output can seriously attenuate.
The utility model discloses a further aim at, how to make things convenient for throttling arrangement's installation.
In order to achieve the above object, the present invention provides in a first aspect a throttling device for an indoor unit of an air conditioner, the throttling device comprising a first joint, a dry filter, a throttling member, and a second joint which are fluidly connected in sequence, the first joint being configured to connect an on-line pipe which is configured to fluidly connect the indoor unit of the air conditioner and an outdoor unit of the air conditioner together, so that a refrigerant circulates between the indoor unit of the air conditioner and the outdoor unit of the air conditioner; the second joint is used for connecting a heat exchanger of the indoor unit of the air conditioner.
Optionally, the throttling device further comprises a first line in series between the first junction and the dry filter and/or a second line in series between the throttling member and the second junction.
Optionally, the first joint and/or the second joint is a threaded joint.
Optionally, the restriction member is a capillary tube.
Optionally, the capillary is configured in a spiral, or oblong shape.
Optionally, the capillary comprises a first capillary, a second capillary, and an adapter tube connecting the first capillary and the second capillary together.
Optionally, a centerline of at least a portion of the adapter tube is a straight line segment.
Optionally, the restriction member is an electronic expansion valve.
The utility model provides an indoor unit of air conditioner in the second aspect, include:
the body of the machine is provided with a plurality of air holes,
a heat exchanger mounted on the machine body;
the throttling device of any one of the first aspect, wherein the second joint of the throttling device is connected with an inlet of the heat exchanger.
The utility model provides an air conditioning system in the third aspect, air conditioning system includes air condensing units, on-line pipe and second aspect the air conditioning indoor set, the one end of on-line pipe with the air condensing units is connected, the other end of on-line pipe with the air conditioning indoor set is connected.
Based on the foregoing description, it can be understood by those skilled in the art that, in the foregoing technical solution of the present invention, the throttling device is set to include the first joint, the dry filter, the throttling component and the second joint which are sequentially connected through fluid, and the first joint is connected with the union pipe, the second joint is connected with the heat exchanger of the indoor unit of the air conditioner, and the indoor unit of the air conditioner and the outdoor unit of the air conditioner are fluidly connected through the union pipe, so that the refrigerant can circulate between the indoor unit of the air conditioner and the outdoor unit of the air conditioner, thereby realizing the refrigeration function of the indoor unit of the air conditioner. It can be seen that, the utility model discloses an among the air conditioning indoor set can be installed to throttling arrangement for the low temperature low pressure refrigerant after being throttled by throttling arrangement all is located indoorly, has avoided the refrigerant of low temperature low pressure and the environment emergence heat exchange of external high temperature, thereby has overcome current air conditioning system when refrigerating in high temperature environment, and the problem of refrigerating capacity can serious decay, and consequently has promoted the refrigeration efficiency of air conditioning indoor set. Meanwhile, the arrangement of the first joint and the second joint in the throttling device also facilitates the installation of the throttling device by workers.
Furthermore, the throttling device comprises the drying filter, so that the distance between the drying filter and the throttling component is close enough, the drying filter can play a buffering role on a refrigerant entering the throttling component, the impact of the refrigerant on the throttling component is reduced, the condition that the sound of the refrigerant flowing in the indoor unit of the air conditioner is not large is ensured, and the comfort of a user is ensured.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solution of the present invention, some embodiments of the present invention will be described hereinafter with reference to the accompanying drawings. Those skilled in the art will appreciate that elements or portions of the same reference number are the same or similar in different figures; the drawings of the present invention are not necessarily drawn to scale relative to each other. In the drawings:
fig. 1 is a schematic diagram of the air conditioning system of the present invention;
fig. 2 is a schematic structural view of an indoor unit of an air conditioner according to the technical concept of the present invention;
fig. 3 is a schematic view of the connection of the throttle device according to some embodiments of the present invention;
fig. 4 is a schematic view of a throttle device according to still further embodiments of the present invention;
fig. 5 is a schematic structural diagram of a throttling device according to another embodiment of the present invention.
Detailed Description
It is to be understood by those skilled in the art that the embodiments described below are only a part of the embodiments of the present invention, and not all embodiments of the present invention, and the part of the embodiments are intended to explain the technical principle of the present invention and not to limit the scope of the present invention. Based on the embodiments provided by the present invention, all other embodiments obtained by those skilled in the art without any inventive work should still fall within the scope of the present invention.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Further, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, it should be noted that in the description of the present invention, the terms "cold" and "heat" are two descriptions of the same physical state. That is, the higher the "cold" a certain object (e.g., evaporator, air, condenser, etc.) has, the lower the "heat" it has, and the lower the "cold" it has, the higher the "heat" it has. A certain target object can release heat while absorbing cold, and can absorb heat while releasing cold. Some object stores "cold" or "heat" in order to keep the object at its current temperature. "refrigeration" and "heat absorption" are two descriptions of the same physical phenomenon, i.e., a target (e.g., an evaporator) absorbs heat while refrigerating.
Finally, it should be noted that, the indoor unit of the air conditioner of the present invention may be a wall-mounted air conditioner or a floor-mounted air conditioner.
As shown in fig. 1, the air conditioning system of the present invention includes an indoor unit 100, an outdoor unit 200, and a connecting pipe 300. The indoor unit 100 is installed indoors, and the outdoor unit 200 is installed outdoors. One end of the indoor unit 300 is connected to the outdoor unit 200, and the other end of the indoor unit 300 is connected to the indoor unit 100, so that the refrigerant circulates between the indoor unit 100 and the outdoor unit 200, and the indoor unit 100 cools or heats the indoor environment.
The connecting pipe 300 includes at least two refrigerant pipes, such that the connecting pipe 300 connects the refrigerant inlet of the indoor unit 100 and the refrigerant outlet of the outdoor unit 200 together through one refrigerant pipe, and connects the refrigerant outlet of the indoor unit 100 and the refrigerant inlet of the outdoor unit 200 together through another refrigerant pipe.
As shown in fig. 2, in the present invention, the indoor unit 100 of an air conditioner includes a body 110, a heat exchanger 120, a fan 130, and an air guide plate (not shown). The heat exchanger 120, the fan 130, and the air guide plate are all mounted on the machine body 110, and the heat exchanger 120 is used for cooling/heating air in the machine body 110. The blower 130 is used for driving external air to flow into the body 110 to be cooled/heated by the heat exchanger 120, and making the cooled/heated air in the body 110 form cold/hot air to flow to the outside. The air deflector is used for guiding and limiting the flow direction of the cold air/hot air.
With reference to fig. 2, in the present invention, the body 110 is provided with an air inlet 111, an air guiding passage 112 and an air outlet 113. The air inlet 111 is located at the top side of the machine body 110, the air guiding channel 112 is located at the inner side of the machine body 110, and the air outlet 113 is located at the front side of the bottom of the machine body 110. The external air enters the machine body 110 from the air inlet 111, is cooled/heated by the heat exchanger 120, and is blown out from the air outlet 113 through the air guiding channel 112.
With continued reference to fig. 2, in the present invention, the heat exchanger 120 and the fan 130 are sequentially disposed between the air inlet 111 and the air outlet 113. And the heat exchanger 120 is configured such that the air flowing in from the air intake 111 flows through the heat exchanger 120 to sufficiently cool/heat the air. The fan 130 is a cross flow fan for drawing the outside air from the air inlet 111 toward the heat exchanger 120 and forcing the air cooled/heated by the heat exchanger 120 to be blown out from the air outlet 113.
Continuing to refer to fig. 2, in the present invention, the air deflector is installed on the body 110 and located at the air outlet 113 to guide the blowing direction of the cold air/hot air at the air outlet 113.
The air conditioning indoor unit 100 will be further described below with reference to the cooling function of the air conditioning indoor unit 100. Of course, those skilled in the art can configure the indoor unit 100 of the air conditioner of the present invention to have only a cooling function and not a heating function, as needed.
As shown in fig. 3, in some embodiments of the present invention, the indoor unit 100 further includes a throttle device 140 and a refrigerant outlet pipe 150. The throttle device 140 is connected to an inlet of the heat exchanger 120 through one end thereof, and the throttle device 140 is connected to one refrigerant pipe of the on-line pipe 300 through the other end thereof. The refrigerant outlet pipe 150 is connected to an outlet of the heat exchanger 120 through one end thereof, and the refrigerant outlet pipe 150 is connected to the other refrigerant pipe of the on-line pipe 300 through the other end thereof.
It should be noted that, in the description of the present invention, the inlet of the heat exchanger 120 and the outlet of the heat exchanger 120 indicate the inlet and the outlet of the heat exchanger 120 when the indoor unit 100 of the air conditioner refrigerates. When the indoor unit 100 of the air conditioner has a heating function and heats, the inlet of the heat exchanger 120 may be used as the outlet, and the outlet of the heat exchanger 120 may also be used as the inlet.
With continued reference to fig. 3, in some embodiments of the present invention, the throttling device 140 includes a first joint 141, a dry filter 142, a throttling member 143, a second joint 144, an optional first line 145, an optional second line 146, and an optional third line 147 that are fluidly connected in series.
In some embodiments of the present invention, adjacent two of the first joint 141, the dry filter 142, the throttling member 143, the second joint 144, the first pipeline 145, the second pipeline 146 and the third pipeline 147 may be connected together by any feasible connection form, such as welding, clamping, plugging, and the like.
In some embodiments of the present invention, first conduit 145, second conduit 146, and third conduit 147 are used to connect two respective adjacent components together. One skilled in the art may omit at least one of the first line 145, the second line 146, and the third line 147, as desired, provided that the first joint 141 and the dry filter 142 are fluidly connected, the dry filter 142 and the restriction member 143 are fluidly connected, and the restriction member 143 and the second joint 144 are fluidly connected. For example, the throttling device 140 includes only a first joint 141, a dry filter 142, a throttling member 143, a second joint 144, a first line 145, and a second line 146, which are fluidly connected in this order.
In some embodiments of the present invention, the first joint 141 and the second joint 144 may be any feasible joints, such as a screw joint, a quick snap joint, a quick plug joint, etc. Illustratively, at least one of the first joint 141 and the second joint 144 is provided as a threaded joint.
Accordingly, the inlet of the heat exchanger 120 is provided with a connection structure corresponding to the second connector 144, which may be a corresponding connector or a corresponding hole structure. For example, the second connector 144 is a female connector and the inlet of the heat exchanger 120 is a male connector.
Similarly, the refrigerant pipe corresponding to the first joint 141 in the connecting pipe 300 is also provided with a corresponding connecting structure, which may be a corresponding joint or a corresponding hole structure. For example, the first joint 141 is a female joint, and a male joint is attached to an end of the refrigerant pipe.
In some embodiments of the present invention, the throttling member 143 may be any feasible throttling member, such as a capillary tube, an electronic expansion valve, a throttle valve, etc.
Based on the foregoing description, it can be understood by those skilled in the art that the throttling device 140 includes the first joint 141, the filter drier 142, the throttling member 143, and the second joint 144 which are fluidly connected in sequence, the coupling pipe 300 is connected through the first joint 141, the heat exchanger 120 of the indoor unit 100 is connected through the second joint 144, and the indoor unit 100 and the outdoor unit 200 are fluidly connected through the coupling pipe 300, so that a refrigerant can circulate between the indoor unit 100 and the outdoor unit 200, thereby implementing a cooling function of the indoor unit 100. It can be seen that, the utility model discloses an among the air conditioning indoor set 100 can be installed to throttling arrangement 140 for the low temperature low pressure refrigerant after being throttled by throttling arrangement 140 all is located indoorly, has avoided the refrigerant of low temperature low pressure and the environment of external high temperature to take place the heat exchange, thereby has overcome current air conditioning system when refrigerating in high temperature environment, and the problem of refrigerating capacity can serious decay, and consequently has promoted the refrigeration efficiency of air conditioning indoor set 100. Meanwhile, the arrangement of the first joint 141 and the second joint 144 in the throttling device 140 also facilitates the installation of the throttling device 140 by workers.
Further, by making the throttling device 140 include the dry filter 142, the distance between the dry filter 142 and the throttling element 143 is close enough, so that the dry filter 142 can buffer the refrigerant entering the throttling element 143, thereby reducing the impact of the refrigerant on the throttling element 143, further ensuring that the sound of the refrigerant flowing in the indoor unit 100 of the air conditioner is not loud, and thus ensuring the comfort of the user.
In still other embodiments of the present invention, as shown in fig. 4, unlike some of the previously described embodiments, the throttling member 143 is a capillary tube, and the throttling member 143 is directly connected to the dry filter 142 through an inlet end thereof, and the throttling member 143 is directly fluidly connected to the second pipe 146 through an outlet end thereof.
Of course, one skilled in the art can omit at least one of the first and second conduits 145, 146 in other embodiments of the present invention, as desired.
Further, in still other embodiments shown in fig. 4, the capillary tube is provided in a spiral shape, so that the capillary tube is more compact in structure, the occupied space is reduced, and thus the arrangement and fixation of the capillary tube in the indoor unit 100 of the air conditioner are facilitated.
Furthermore, the capillary tube in some further embodiments of the present invention may be configured in any other feasible shape, such as a spiral shape, a ring shape, an oblong shape, etc., as desired by those skilled in the art.
Optionally, in some further embodiments of the present invention, the throttling device 140 further includes a supporting member (not shown), the supporting member is fixedly connected to the dry filter 142 through one end thereof, and the supporting member is fixedly connected to the second pipeline 146 through the other end thereof, so as to prevent the dry filter 142 and the second pipeline 146 from being displaced relative to each other, thereby supporting the capillary tube.
In other embodiments of the present invention, as shown in fig. 5, unlike in yet other embodiments shown in fig. 4, the throttling member 143 is provided in an oblong shape, and the throttling member 143 includes a first capillary tube 1431, a second capillary tube 1432, and an adapter tube 1433 that connects the first capillary tube 1431 and the second capillary tube 1432 together. Wherein the centerline of at least a portion of the adapter tube 1433 is a straight segment.
As shown in fig. 5, the first capillary tube 1431 is fixedly connected to the dry filter 142 by its end remote from the adapter tube 1433, and the second capillary tube 1432 is fixedly connected to the second line 146 by its end remote from the adapter tube 1433.
Optionally, the inner diameter of the adapter tube 1433 is larger than the inner diameter of the primary capillary tube 1431 and larger than the inner diameter of the secondary capillary tube 1432. As will be understood by those skilled in the art, the throttle member 143 is configured such that the adapter tube 1433 can buffer and reduce noise of the flash phenomenon of the refrigerant flowing out of the first capillary tube 1431. In other words, when the liquid refrigerant flowing out of the first capillary tube 1431 is in a gaseous state due to flash evaporation, the large volume of the adapter tube 1433 can reserve a sufficient expansion space for the flash evaporated gas, and therefore, the flash evaporated high-pressure gas is prevented from impacting the side wall of the capillary tube to generate large noise.
Those skilled in the art will also appreciate that the adapter tube 1433 can also support the capillary tube to some extent due to the larger tube diameter of the adapter tube 1433.
To sum up, the utility model discloses a make throttling arrangement 140 integrated have first joint 141, drier-filter 142, throttle component 143 and second to connect 144 to put throttling arrangement 140 into air conditioning indoor set 100, make by the utility model discloses a low temperature low pressure refrigerant after the throttling arrangement 140 all is located indoorly, has avoided the refrigerant of low temperature low pressure and the environment of external high temperature to take place the heat exchange, thereby has overcome current air conditioning system when refrigerating in high temperature environment, and the problem of refrigerating capacity can serious decay, and consequently has promoted the refrigeration efficiency of air conditioning indoor set 100.
So far, the technical solution of the present invention has been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Without deviating from the technical principle of the present invention, those skilled in the art can split and combine the technical solutions in the above embodiments, and also can make equivalent changes or substitutions for related technical features, and any changes, equivalent substitutions, improvements, etc. made within the technical concept and/or technical principle of the present invention will fall within the protection scope of the present invention.
Claims (10)
1. A throttling device for an indoor unit of an air conditioner is characterized by comprising a first joint, a drying filter, a throttling component and a second joint which are sequentially and fluidly connected,
the first joint is used for connecting an on-line pipe, and the on-line pipe is used for fluidly connecting the air conditioner indoor unit and the air conditioner outdoor unit together so as to enable a refrigerant to circulate between the air conditioner indoor unit and the air conditioner outdoor unit;
the second joint is used for connecting a heat exchanger of the indoor unit of the air conditioner.
2. The throttling device for an indoor unit of an air conditioner according to claim 1, wherein,
the throttling device further comprises a first pipeline connected in series between the first joint and the dry filter and/or a second pipeline connected in series between the throttling member and the second joint.
3. The throttling device for an indoor unit of an air conditioner according to claim 1,
the first joint and/or the second joint are threaded joints.
4. The throttling device for an indoor unit of an air conditioner according to any one of claims 1 to 3, wherein,
the throttling member is a capillary tube.
5. The throttling device for an indoor unit of an air conditioner according to claim 4,
the capillary is configured in a spiral, swirl, or oblong shape.
6. The throttling device for an indoor unit of an air conditioner according to claim 4,
the capillary comprises a first capillary, a second capillary and an adapter tube connecting the first capillary and the second capillary together.
7. The throttling device for an indoor unit of an air conditioner according to claim 6,
the central line of at least one part of the adapter tube is a straight line segment.
8. The throttling device for an indoor unit of an air conditioner according to any one of claims 1 to 3, wherein,
the throttling member is an electronic expansion valve.
9. An indoor unit of an air conditioner, comprising:
the body of the machine is provided with a plurality of air holes,
a heat exchanger mounted on the machine body;
the throttling device of any one of claims 1 to 8, wherein the second junction of the throttling device is connected to an inlet of the heat exchanger.
10. An air conditioning system, comprising an outdoor unit, an indoor unit of claim 9, and a connecting pipe, wherein one end of the connecting pipe is connected to the outdoor unit, and the other end of the connecting pipe is connected to the indoor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222143723.XU CN218495433U (en) | 2022-08-15 | 2022-08-15 | Throttling device for air conditioner indoor unit, air conditioner indoor unit and air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222143723.XU CN218495433U (en) | 2022-08-15 | 2022-08-15 | Throttling device for air conditioner indoor unit, air conditioner indoor unit and air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218495433U true CN218495433U (en) | 2023-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222143723.XU Active CN218495433U (en) | 2022-08-15 | 2022-08-15 | Throttling device for air conditioner indoor unit, air conditioner indoor unit and air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218495433U (en) |
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2022
- 2022-08-15 CN CN202222143723.XU patent/CN218495433U/en active Active
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