CN216281693U - Indoor unit of air conditioner - Google Patents
Indoor unit of air conditioner Download PDFInfo
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- CN216281693U CN216281693U CN202122276688.4U CN202122276688U CN216281693U CN 216281693 U CN216281693 U CN 216281693U CN 202122276688 U CN202122276688 U CN 202122276688U CN 216281693 U CN216281693 U CN 216281693U
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- heat exchanger
- indoor unit
- drain
- air
- air conditioner
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- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
An air conditioning indoor unit is provided, which is helpful for preventing the reduction of dehumidification effect caused by the evaporation of condensed water generated at one position of two heat exchangers arranged along the air supply direction of a fan when the condensed water flows to the other position. The utility model relates to an air conditioner indoor unit, which comprises a heat exchanger group, a fan and a drain pan, wherein the heat exchanger group comprises a first heat exchanger and a second heat exchanger arranged on the downstream side of the first heat exchanger in the air supply direction of the fan, the drain pan is provided with a diversion trench positioned below the heat exchanger group, a first abutting part abutted against the bottom of the first heat exchanger and a second abutting part abutted against the bottom of the second heat exchanger, the second abutting part divides the diversion trench into a first diversion trench positioned below the first heat exchanger and a second diversion trench positioned below the second heat exchanger in the air supply direction, and is provided with a diversion slope surface which has a structure for diverting flow towards the second diversion trench.
Description
Technical Field
The utility model relates to an air conditioner indoor unit.
Background
Conventionally, there is an air conditioning indoor unit including a heat exchanger group including a first heat exchanger and a second heat exchanger provided downstream of the first heat exchanger in a blowing direction of a fan, the first heat exchanger and the second heat exchanger being operable independently as a condenser or an evaporator of a refrigerant (see patent document 1).
Patent document 1: china CN104864495A
In the air conditioning indoor unit, in order to receive the condensed water generated by the heat exchanger group, a drain pan may be provided below the heat exchanger group, and a first abutting portion against which the bottom portion of the first heat exchanger abuts and an abutting portion against which the bottom portion of the second heat exchanger abuts may be provided on the drain pan so as to support the first heat exchanger and the second heat exchanger, respectively. However, in the above case, when one of the first heat exchanger and the second heat exchanger functions as a condenser and the other functions as an evaporator to perform the dehumidification reheating operation or the heating dehumidification operation, if the condensed water generated in the one heat exchanger and flowing or dropping into the drain pan flows to the other heat exchanger and evaporates, moisture in the air blown out from the air conditioning indoor unit increases, and the dehumidification effect decreases.
SUMMERY OF THE UTILITY MODEL
The present invention has been made in view of the above problems, and an object of the present invention is to provide an air conditioning indoor unit that contributes to suppressing a decrease in dehumidification effect caused by condensed water generated in one of two heat exchangers arranged in a direction of air blowing by a fan flowing to the other heat exchanger and evaporating.
In order to achieve the above object, the present invention provides an air conditioning indoor unit including a heat exchanger group including a first heat exchanger and a second heat exchanger disposed on a downstream side of the first heat exchanger in a blowing direction of a fan, and a drain pan having: a diversion trench located below the heat exchanger group; a first abutting portion abutting against a bottom portion of the first heat exchanger; and the second butt joint part is abutted against the bottom of the second heat exchanger, wherein the second butt joint part divides the diversion trench into a first diversion trench positioned below the first heat exchanger and a second diversion trench positioned below the second heat exchanger in the air supply direction, and a diversion slope surface is arranged on the second butt joint part and has a structure which leads the flow towards the second diversion trench.
According to the indoor unit of the air conditioner, the second abutting part divides the guide groove into the first guide groove positioned below the first heat exchanger and the second guide groove positioned below the second heat exchanger in the air supply direction, and the second abutting part is provided with the guide slope surface which has a structure guiding the air towards the second guide groove.
In the air conditioning indoor unit according to the present invention, it is preferable that the highest point of the second contact portion is higher than the highest point of the first contact portion.
According to the air conditioning indoor unit of the present invention, since the height of the first guide groove is determined by the first abutting portion and the second abutting portion, if the highest point of the second abutting portion is higher than the highest point of the first abutting portion, the condensate water generated in the first heat exchanger and flowing into the first guide groove is less likely to diffuse across the second abutting portion and the second heat exchanger, thereby affecting the dehumidification performance.
In the air conditioning indoor unit according to the present invention, it is preferable that at least a part of the second heat exchanger abuts on the airflow guide slope surface.
According to the air-conditioning indoor unit, at least one part of the second heat exchanger is abutted against the flow guide slope surface, so that condensed water at the bottom of the second heat exchanger easily flows to the second flow guide groove along the flow guide slope surface, the condensed water generated at the second heat exchanger is more easily prevented from flowing to the first heat exchanger to influence the heat exchange of the first heat exchanger, and the performance of the heat exchanger group is prevented from being influenced.
In the air conditioning indoor unit according to the present invention, it is preferable that the first contact portion has an inclined surface that guides the air toward the first guide groove.
According to the air conditioning indoor unit of the utility model, the first abutting part is provided with the inclined surface, and the inclined surface guides the flow towards the first guide groove, so that the condensed water at the bottom of the first heat exchanger can easily flow to the first guide groove along the inclined surface of the first abutting part.
In the air conditioning indoor unit according to the present invention, it is preferable that the drain pan has a drain groove that communicates with the first guide groove and the second guide groove on one side in a direction intersecting the air blowing direction, respectively, the first guide groove has a first inclined surface that guides the air toward the drain groove, and the second guide groove has a second inclined surface that guides the air toward the drain groove.
According to the indoor unit of the air conditioner, the drain pan is provided with the drain groove, one side of the drain groove in the direction intersecting with the air supply direction is respectively communicated with the first guide groove and the second guide groove, the first guide groove is provided with the first inclined surface guiding the flow towards the drain groove, and the second guide groove is provided with the second inclined surface guiding the flow towards the drain groove, so that the condensed water in the first guide groove and the second guide groove is easy to converge to the drain groove along the first inclined surface and the second inclined surface and then is discharged.
In the air conditioning indoor unit according to the present invention, it is preferable that a drain pump and a float switch are provided in the drain tank, and a drain hole communicating with the drain tank is opened in a side wall of the drain pan on the side of the drain tank.
According to the air conditioning indoor unit of the present invention, the drain pump and the float switch are provided in the drain tank, and the drain hole communicating with the drain tank is provided in the side wall of the drain pan on the side of the drain tank, so that the drain pump can draw out the condensed water to the outside when the amount of the condensed water in the drain tank is large, and the drain hole can naturally flow out to the outside when the amount of the condensed water in the drain tank is small.
In the air conditioning indoor unit according to the present invention, it is preferable that the drain hole has a height higher than the lowest point of the first guide groove and the second guide groove and lower than the highest point of the first guide groove and the second guide groove.
According to the air conditioner indoor unit, the height of the drain hole is higher than the lowest point of the first diversion groove and the second diversion groove and lower than the highest point of the first diversion groove and the second diversion groove, so that condensed water in the first diversion groove and the second diversion groove can be naturally drained from the drain hole conveniently.
In the air conditioning indoor unit according to the present invention, it is preferable that a projection of the ceiling portion of the second heat exchanger in the vertical direction falls within the drain pan, the air conditioning indoor unit includes an outlet, and a portion of the drain pan located between the second contact portion and the outlet has an inclined surface that guides the air toward the second guide groove.
According to the air conditioning indoor unit of the present invention, since the projection of the top portion of the second heat exchanger in the vertical direction falls within the drain pan, the air conditioning indoor unit has the outlet through which the air is blown out to the outside, and the portion of the drain pan located between the second abutting portion and the outlet has the inclined surface that guides the flow toward the second guide groove, even if the condensate water generated at the top portion of the second heat exchanger drops, the condensate water drops within the drain pan and flows along the inclined surface of the drain pan toward the second guide groove.
In the air conditioning indoor unit according to the present invention, it is preferable that the air conditioning indoor unit includes a top plate, and the top plate is provided with top abutting portions that abut against the first heat exchanger and the second heat exchanger, respectively.
According to the air conditioning indoor unit of the present invention, since the air conditioning indoor unit includes the top plate and the top abutting portion that abuts against the first heat exchanger and the second heat exchanger is provided on the top plate, the first heat exchanger and the second heat exchanger can be easily and firmly fixed in the air conditioning indoor unit.
In the air conditioning indoor unit according to the present invention, it is preferable that the first heat exchanger is at least operable as an evaporator, the second heat exchanger is at least operable as a condenser, the first heat exchanger is inclined such that a bottom portion thereof is located upstream in the air blowing direction with respect to a top portion thereof, and the second heat exchanger is inclined such that a bottom portion thereof is located upstream in the air blowing direction with respect to a top portion thereof.
(effects of utility model)
According to the utility model, the second abutting part divides the guide groove into the first guide groove positioned below the first heat exchanger and the second guide groove positioned below the second heat exchanger in the air supply direction, and the second abutting part is provided with the guide slope surface which has a structure guiding the air towards the second guide groove, so that two heat exchangers arranged in the air supply direction of the fan respectively drain water to the respective guide grooves without mutual influence, and the phenomenon that the condensed water generated at one part of the two heat exchangers flows to the other part to be evaporated again to cause the reduction of the dehumidification effect is easily avoided.
Drawings
Fig. 1 is a side sectional view schematically showing an air conditioning indoor unit according to an embodiment of the present invention, in which a part of a casing is shown in a dotted line.
Fig. 2 is a partially enlarged view of a rectangular frame portion in fig. 1.
Fig. 3 is a perspective view schematically showing a drain pan, a drain pump provided in the drain pan, and a float switch in an air conditioning indoor unit according to an embodiment of the present invention.
Fig. 4 is another perspective view schematically showing a drain pan in an air conditioning indoor unit according to an embodiment of the present invention.
(symbol description)
1 air-conditioning indoor unit
10 casing
11 bottom plate
12 Top plate
13 side plate
131 air outlet
132 air inlet
20 heat exchanger group
21 first heat exchanger
22 second heat exchanger
30 blower
40 drainage tray
41 flow guide groove
411 first diversion trench
4111 first inclined plane
412 second diversion trench
4121 second inclined surface
421 first abutting part
4211 inclined plane
422 second abutment
4221 flow guiding slope
4222 plane
43 drainage channel
48 inclined plane
49 drainage hole
50 top abutment
60 drainage pump
70 float switch
Detailed Description
An air conditioning indoor unit according to an embodiment of the present invention will be described with reference to fig. 1 to 4, in which fig. 1 is a side sectional view schematically showing the air conditioning indoor unit according to the embodiment of the present invention, in which a part of a casing is shown by a dotted line, fig. 2 is a partially enlarged view of a rectangular frame portion in fig. 1, fig. 3 is a perspective view schematically showing a drain pan and a drain pump and a float switch provided in the drain pan in the air conditioning indoor unit according to the embodiment of the present invention, and fig. 4 is another perspective view schematically showing the drain pan in the air conditioning indoor unit according to the embodiment of the present invention.
Here, for convenience of explanation, three directions orthogonal to each other are set as an X direction, a Y direction, and a Z direction, and one side in the X direction is set as X1, the other side in the X direction is set as X2, one side in the Y direction is set as Y1, the other side in the Y direction is set as Y2, one side in the Z direction is set as Z1, and the other side in the Z direction is set as Z2.
(integral Structure of indoor machine of air-conditioner)
As shown in fig. 1, the air conditioning indoor unit 1 includes a casing 10, and a heat exchanger group 20, a fan 30, and a drain pan 40 are provided in the casing 10.
Here, the air conditioning indoor unit 1 may be installed in the ceiling of the air conditioning target space. Further, although not shown, the air-conditioning indoor unit 1 is connected to the air-conditioning outdoor unit by a refrigerant pipe to form a refrigerant circuit.
(Structure of case)
As shown in fig. 1, the housing 10 has a substantially rectangular parallelepiped shape.
As shown in fig. 1, the housing 10 includes a bottom plate 11, a top plate 12 facing the bottom plate 11 with a space therebetween, and a side plate 13 connecting the bottom plate 11 and the top plate 12. The top plate 12 faces the bottom plate 11 in the Z direction (for example, in accordance with the actual vertical direction), the side plate 13 on the X1 direction side is provided with an outlet 131 through which air is blown out to the outside, and the side plate 13 on the X2 direction side is provided with an inlet 132 through which air is sucked (an air duct may be connected to the inlet 132).
(Structure of Heat exchanger group)
As shown in fig. 1, the heat exchanger group 20 is disposed on the X1 direction side in the casing 10, and includes a first heat exchanger 21 and a second heat exchanger 22.
Here, the first heat exchanger 21 and the second heat exchanger 22 can operate as a condenser or an evaporator of the refrigerant independently of each other, for example.
As shown in fig. 1, the first heat exchanger 21 and the second heat exchanger 22 are arranged in the air blowing direction of the fan 30 (see the arrow in fig. 1), and the second heat exchanger 22 is provided on the downstream side of the first heat exchanger 21 in the air blowing direction of the fan 30. And, the projection of the top of the second heat exchanger 22 in the up-down direction falls within the drain pan 40.
As shown in fig. 1, the first heat exchanger 21 is flat and inclined such that the bottom thereof is located upstream of the blower fan 30 in the air blowing direction, the top of the first heat exchanger 21 abuts against a top abutting portion 50 (made of, for example, a foam material) provided on the top plate 12 of the housing 10, and the bottom of the first heat exchanger 21 abuts against a first abutting portion 421 described below of the drain pan 40. The second heat exchanger 22 is also flat plate-shaped as a whole, is inclined such that the bottom portion thereof is located upstream of the top portion thereof in the air blowing direction of the fan 30, and is substantially parallel to the first heat exchanger 21, the top portion of the second heat exchanger 22 abuts against a top abutting portion 50 provided on the top plate 12 of the casing 10, and the bottom portion of the second heat exchanger 22 abuts against a second abutting portion 422 of the drain pan 40, which will be described later.
Further, as shown in fig. 1, the first heat exchanger 21 and the second heat exchanger 22 are fin-tube type heat exchangers, respectively. The first heat exchanger 21 has three rows of refrigerant tubes in the blowing direction of the fan 30. The second heat exchanger 22 has two rows of refrigerant tubes in the blowing direction of the fan 30.
(Structure of blower)
As shown in fig. 1, the fan 30 is disposed on the X2 direction side in the casing 10.
Here, the fan 30 is, for example, a centrifugal fan.
Further, as shown in fig. 1, the fan 30 is provided on the upstream side of the heat exchanger group 20 in the air blowing direction thereof.
(Structure of drain pan)
As shown in fig. 1, the drain pan 40 is provided on the X1 direction side within the casing 10, and on the Z2 direction side of the heat exchanger group 20 (for example, coinciding with the lower side in practice).
Here, the drain pan 40 has an elongated open box shape as a whole, and has a bottom wall and a side wall rising from the peripheral edge of the bottom wall toward the Z1 direction side.
Further, as shown in fig. 1 and 2, the drain pan 40 has: a guide channel 41 located below the heat exchanger group 20; a first contact portion 421 that contacts the bottom of the first heat exchanger 21; and a second abutting portion 422 abutting against the bottom of the second heat exchanger 22. As shown in fig. 1, the second abutting portion 422 divides the guide groove 41 into a first guide groove 411 located below the first heat exchanger 21 and a second guide groove 412 located below the second heat exchanger 22 in the air blowing direction of the fan 30, and the second abutting portion 422 is provided with a guide slope 4221, and the guide slope 4221 guides the air toward the second guide groove 412.
Further, as shown in fig. 1 and 2, the second abutting portion 422 extends in the Y direction, and has one end connected to the side wall of the drain pan 40 and the other end separated from the side wall of the drain pan 40. The second contact portion 422 further includes a flat surface 4222, the flat surface 4222 is connected to the guide slope 4221 on the X1 direction side, and forms a recess which is open toward the X1 direction side and the Z1 direction side with respect to the guide slope 4221 and which stably supports the bottom of the second heat exchanger 22.
As shown in fig. 1 and 2, the first contact portion 421 extends in the Y direction, and has one end connected to the side wall of the drain pan 40 and the other end separated from the side wall of the drain pan 40. The first contact portion 421 has an inclined surface 4211, and the inclined surface 4211 guides the flow toward the first guide groove 411. The first guide groove 411 is located on the X1 direction side of the first contact portion 421, and the inclined surface 4211 is inclined to the Z2 direction side as it approaches the X1 direction side.
As shown in fig. 1 and 2, the highest point of the second contact portion 422 is higher than the highest point of the first contact portion 421 (in the illustrated example, the highest point of the flow guide slope 4221 is higher than the highest point of the first contact portion 421 and lower than the highest point of the side wall of the drain pan 40). At least a portion of the second heat exchanger 22 abuts the guide dome 4221.
As shown in fig. 3 and 4, the drain pan 40 has a drain groove 43, and the drain groove 43 communicates with the first guide groove 411 and the second guide groove 412 on one side in a direction intersecting the blowing direction of the fan 30 (in the illustrated example, a Y direction perpendicular to the blowing direction). The drain groove 43 extends in the X direction. The first guide groove 411 has a first inclined surface 4111 for guiding the flow toward the drain groove 43, and the second guide groove 412 has a second inclined surface 4121 for guiding the flow toward the drain groove 43. And, the first guide groove 411 and the second guide groove 412 extend in the Y direction, respectively. The first inclined surface 4111 is inclined to the Z2 direction side as it goes to the Y2 direction side, and the second inclined surface 4121 is inclined to the Z2 direction side as it goes to the Y2 direction side.
As shown in fig. 3 and 4, a drain pump 60 and a float switch 70 are provided in the drain tank 43, and a drain hole 49 communicating with the drain tank 43 is opened in a side wall of the drain pan 40 on the side of the drain tank 43 (in the illustrated example, a side wall on the Y2 direction side). The height of the drain hole 49 is higher than the lowest points of the first guide groove 411 and the second guide groove 412 and lower than the highest points of the first guide groove 411 and the second guide groove 412.
As shown in fig. 1 to 4, a portion of the drain pan 40 located between the second abutting portion 422 and the air outlet 131 of the housing 10 has an inclined surface 48 that guides the flow toward the second flow guide groove 412. The inclined surface 48 is inclined so as to be closer to the Z2 direction side as it approaches the X2 direction side. The second channel 412 is located between the inclined surface 48 and the second abutment 422.
(main effect of the present embodiment)
According to the air conditioning indoor unit 1 of the present embodiment, the second abutting portion 422 partitions the guide groove 41 into the first guide groove 411 located below the first heat exchanger 21 and the second guide groove 412 located below the second heat exchanger 22 in the air blowing direction of the fan 30, the second abutting portion 422 is provided with the guide slope 4221, and the guide slope 4221 guides the flow toward the second guide groove 412, so that the two heat exchangers arranged in the air blowing direction of the fan 30 are each discharged to the respective guide groove 41 without affecting each other, and it is easy to avoid that the condensed water generated in one of the two heat exchangers included in the heat exchanger group 20 flows to the other and evaporates again, thereby lowering the dehumidification effect.
The present invention is described above by way of example with reference to the accompanying drawings, and it is to be understood that the specific implementations of the present invention are not limited to the above-described embodiments.
For example, in the above-described embodiment, the air-conditioning indoor unit 1 is an air-conditioning indoor unit that can be mounted in the ceiling of the space to be air-conditioned and that has the air inlet 132 provided on the side panel 13 on the X2 direction side, but the present invention is not limited to this, and the air inlet 132 of the air-conditioning indoor unit 1 may be provided on the side panel 13 on the Y1 direction and/or the Y2 direction side, may be provided on the bottom panel 11, or the air-conditioning indoor unit 1 may be another type of air-conditioning indoor unit.
In the above embodiment, the second heat exchanger 22 is provided substantially in parallel with the first heat exchanger 21, but the present invention is not limited to this, and the second heat exchanger 22 may be provided so as not to be parallel with the first heat exchanger 21.
In the above embodiment, the first heat exchanger 21 is formed in a flat plate shape as a whole, and the second heat exchanger 22 is formed in a flat plate shape as a whole, but the present invention is not limited thereto, and the first heat exchanger 21 and/or the second heat exchanger 22 may be formed in other shapes such as "<" shape and C-shape when viewed in the Y direction.
Further, in the above-described embodiment, the first heat exchanger 21 and the second heat exchanger 22 are each inclined with respect to the air blowing direction of the fan 30, but the present invention is not limited to this, and the first heat exchanger 21 and/or the second heat exchanger 22 may be provided so as to be perpendicular to the air blowing direction of the fan 30.
In the above embodiment, the top of the first heat exchanger 21 and the top of the second heat exchanger 22 are respectively in contact with the top contact portion 50 provided on the top plate 12 of the casing 10, but the present invention is not limited to this, and the top contact portion 50 may be omitted. In this case, the top of the first heat exchanger 21 and the top of the second heat exchanger 22 may be brought into contact with the top plate 12 of the casing 10.
In the above embodiment, at least a part of the second heat exchanger 22 is in contact with the flow guide surface 4221 of the second contact portion 422, but the present invention is not limited thereto, and the second heat exchanger 22 may be in contact with another part of the second contact portion 422.
In the above embodiment, the specific configuration of the drain pan 40 may be changed as necessary, and is not limited to the illustrated shape.
Further, in the above embodiment, the fan 30 is not limited to the centrifugal fan.
It should be understood that the present invention can freely combine the respective components in the embodiments, or appropriately change or omit the respective components in the embodiments within the scope thereof.
Claims (10)
1. An indoor unit of an air conditioner, comprising a heat exchanger group including a first heat exchanger and a second heat exchanger disposed on a downstream side of the first heat exchanger in a blowing direction of a fan, and a drain pan having: a diversion trench located below the heat exchanger group; a first abutting portion abutting against a bottom portion of the first heat exchanger; and a second abutting portion abutting against a bottom portion of the second heat exchanger,
the second abutting portion divides the guide groove into a first guide groove located below the first heat exchanger and a second guide groove located below the second heat exchanger in the air supply direction,
the second abutting portion is provided with a flow guide slope surface, and the flow guide slope surface is provided with a structure which faces the second flow guide groove for guiding flow.
2. An indoor unit of an air conditioner according to claim 1,
the highest point of the second abutting portion is higher than the highest point of the first abutting portion.
3. An indoor unit of an air conditioner according to claim 1,
at least a portion of the second heat exchanger abuts against the flow guide ramp surface.
4. An indoor unit of an air conditioner according to claim 1,
the first abutting part is provided with an inclined plane, and the inclined plane guides the flow towards the first flow guide groove.
5. An indoor unit of an air conditioner according to claim 1,
the drain pan is provided with a drain channel,
one side of the drainage groove in the direction crossed with the air supply direction is respectively communicated with the first diversion groove and the second diversion groove,
the first guide groove is provided with a first inclined surface which guides the water towards the drainage groove,
the second guide groove is provided with a second inclined surface which guides the water towards the drainage groove.
6. An indoor unit of an air conditioner according to claim 5,
a drain pump and a float switch are arranged in the drain tank,
and a drain hole communicated with the drain groove is formed in the side wall of the drain disc close to one side of the drain groove.
7. An indoor unit of an air conditioner according to claim 6,
the height of the drain hole is higher than the lowest point of the first diversion trench and the second diversion trench and lower than the highest point of the first diversion trench and the second diversion trench.
8. An indoor unit of an air conditioner according to claim 1,
the projection of the top of the second heat exchanger along the up-down direction falls into the drain pan,
the indoor unit of the air conditioner is provided with an air outlet,
the part of the drainage tray between the second abutting part and the air outlet is provided with an inclined surface which is oriented to the second diversion trench for diversion.
9. An indoor unit of an air conditioner according to claim 1,
the air-conditioning indoor unit is provided with a top plate,
the top plate is provided with a top abutting portion abutting against the first heat exchanger and the second heat exchanger, respectively.
10. An indoor unit of an air conditioner according to claim 1,
the first heat exchanger is capable of functioning at least as an evaporator,
the second heat exchanger can function at least as a condenser,
the first heat exchanger is inclined such that the bottom portion is located upstream in the air blowing direction from the top portion,
the second heat exchanger is inclined such that the bottom portion is located upstream in the air blowing direction from the top portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122276688.4U CN216281693U (en) | 2021-09-21 | 2021-09-21 | Indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122276688.4U CN216281693U (en) | 2021-09-21 | 2021-09-21 | Indoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216281693U true CN216281693U (en) | 2022-04-12 |
Family
ID=81064725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122276688.4U Active CN216281693U (en) | 2021-09-21 | 2021-09-21 | Indoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216281693U (en) |
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2021
- 2021-09-21 CN CN202122276688.4U patent/CN216281693U/en active Active
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