CN212538076U - Controller and air condensing units - Google Patents
Controller and air condensing units Download PDFInfo
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- CN212538076U CN212538076U CN202021066301.1U CN202021066301U CN212538076U CN 212538076 U CN212538076 U CN 212538076U CN 202021066301 U CN202021066301 U CN 202021066301U CN 212538076 U CN212538076 U CN 212538076U
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Abstract
The embodiment of the application discloses controller and air condensing units, wherein, the controller includes automatically controlled box, electric controller and radiator, automatically controlled box includes: the box body is provided with a first ventilation part, a second ventilation part and a middle partition board matching part, the first side part of the box body is positioned on one side of the middle partition board matching part, the second side part of the box body is positioned on the other side of the middle partition board matching part, the first ventilation part is positioned on the first side part of the box body, and the second ventilation part is positioned on the second side part of the box body; the electric controller comprises a circuit board and a heating device, the heating device is electrically connected with the circuit board, the circuit board is arranged in the box body, the heat conducting part of the radiator is in heat conducting connection with the heating device, the box body is provided with an opening, the opening is arranged at the second side part of the box body, part of the radiator is positioned in the opening, and the other part of the radiator extends out of the bottom of the box body; the opening hole is formed in the second side portion of the box body. The controller can effectively improve the heat dissipation performance.
Description
Technical Field
The utility model relates to an air conditioning technology field, in particular to controller and air condensing units.
Background
Most of the air conditioner outdoor units on the market are installed outdoors, an outdoor controller is installed in the outdoor unit, the controller comprises a heating element, and the reliability of the controller can be ensured only when the heat of the heating element needs to be dissipated timely.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the present invention is to provide a controller to improve heat dissipation capability.
Another object of the present invention is to provide an outdoor unit of an air conditioner including the controller, so as to improve heat dissipation capability. In order to achieve the above purpose, the utility model provides the following technical scheme:
a controller comprises an electric controller, a radiator and an electric control box, wherein the electric control box comprises a box body, the box body is provided with a first ventilation part, a second ventilation part and a middle partition board matching part, the first side part of the box body is positioned on one side of the middle partition board matching part, the second side part of the box body is positioned on the other side of the middle partition board matching part, the first ventilation part is positioned on the first side part of the box body, and the second ventilation part is positioned on the second side part of the box body;
the electric controller comprises a circuit board and a heating device, the heating device is electrically connected with the circuit board, the circuit board is installed in the box body, the heat conduction part of the radiator is in heat conduction connection with the heating device, the box body is provided with an opening, the opening is formed in the second side part of the box body, part of the radiator is located in the opening, and the other part of the radiator extends out of the bottom of the box body; the opening is arranged on the second side of the box body.
Optionally, the box body includes a first side wall portion and a second side wall portion, the first side wall portion is located at a first side portion of the box body, the second side wall portion is located at a second side portion of the box body, the first ventilation portion is disposed on the first side wall portion, the second ventilation portion is disposed on the second side wall portion, and the electronic control box further includes a side cover;
the side cover is covered on the outer part of the second air through part, the side cover is provided with an air outlet, and the opening orientation of the second air through part and the opening orientation of the air outlet are located in different directions.
Optionally, the box body comprises a box body and a box cover, and the box cover is arranged at the top of the box body; the side cap includes rectangular plate and first limit, the second limit, the third limit of bending, first limit, the second limit of bending and the third limit of bending respectively with the corresponding limit portion of rectangular plate links to each other, and first limit of bending is fixed in the lateral wall of box body, the vertical part clamp on the second limit of bending locate the lid with between the lateral wall of box body.
Optionally, the first ventilation part comprises a grid opening, a louver, a through hole or a window; the second vent portion includes a grill opening, a louver, a through hole, or a fenestration.
Optionally, the opening direction of the second ventilation part is arranged inside the side cover, and the opening direction of the second ventilation part and the opening direction of the air outlet are in different directions.
Optionally, the third folded edge of the side cover is inclined downwards along a direction pointing to the air outlet; the box cover is provided with a bent edge, and the vertical part of the second bent edge is clamped between the box cover and the side wall of the box body; the first ventilation part and the second ventilation part are respectively arranged on two adjacent side walls of the first side wall part and the second side wall part.
Optionally, the heat sink is fixedly connected to the circuit board, and the heat sink includes heat dissipation fins, and at least a portion of the heat dissipation fins extends out of the bottom of the box body.
The embodiment of the present application further provides an air conditioner outdoor unit, including:
a chassis;
the fan is arranged in the chassis;
the controller is the controller, and is fixed in the case through a support plate;
the middle partition board is installed in the case and divides the case into a first side cavity and a second side cavity, the first ventilation part of the controller is located in the first side cavity of the case, and the second ventilation part of the controller and the fan are located in the second side cavity of the case.
Optionally, the support plate includes a left support plate and a right support plate, the left support plate and the right support plate respectively support two end portions of the controller, and the middle partition plate is located between the left support plate and the right support plate.
Optionally, the heat sink of the controller includes heat dissipation fins, and an air flow direction of the heat dissipation fins is parallel to the wind direction of the fan.
The utility model has the advantages that:
the controller provided by the embodiment of the application is equivalent to that the first ventilation part and the second ventilation part are positioned on different sides of the box body which is distinguished by the middle partition board matching part, when the controller is installed on an outdoor unit to work, air enters the electric control box from the first ventilation part and flows out through the second ventilation part by utilizing air pressure difference, and a part of heat generated by a heating device in the electric control box is taken away in the flowing process; in addition, the radiator part extends out of the bottom of the box body through the opening, and heat generated by a heating device in another part of the electric control box can be taken away through heat conduction, so that the heat dissipation capacity is effectively improved.
The embodiment of the utility model provides an air condensing units, including quick-witted case, fan, controller and median septum, wherein, the fan sets up in the machine case, and the controller adopts the controller in this application, and the controller is fixed in quick-witted incasement through the backup pad, and the median septum is installed quick-witted incasement and divide into first side and second side with quick-witted case, the first side of box body is located quick-witted case first side, the second side of box body with the fan is located quick-witted case second side. When the outdoor unit of the air conditioner works, the fan operates, the fan enables the two sides of the middle partition plate to form pressure difference, air flow is formed under the driving of the pressure difference, air flow enters the electric control box through the first ventilation part on the first side of the box body, and the electric control box is discharged from the second ventilation part on the second side of the box body, so that the heat dissipation capacity is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a controller according to an embodiment of the present invention;
fig. 2 is a partially exploded schematic view of a controller according to an embodiment of the present invention;
fig. 3 is a schematic partial cross-sectional view of a controller according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a side cover of a controller according to an embodiment of the present invention.
Wherein, 1 is a box body, 11 is a box cover, 12 is a box body, 121 is a first ventilation part, 122 is a second ventilation part, 2 is a right support plate, 3 is a middle partition plate, 4 is a fan, 5 is a left support plate, 6 is a radiator, 7 is a side cover, 71 is an air outlet, 721 is a first bending edge, 722 is a second bending edge, 723 is a third bending edge, 73 is a rectangular plate, and 8 is an opening hole.
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 work belong to the protection scope of the present invention.
It should be noted that, the following descriptions of directions such as front, back, left, right, up and down, vertical, horizontal, top, bottom, etc. are based on the corresponding drawings, and do not refer to the absolute directions of the product or the drawings.
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a controller, including an electric control box, an electric controller, and a heat sink, where the electric control box includes:
the box body 1 is provided with a first ventilation part 121, a second ventilation part 122 and a middle clapboard matching part, the first side part of the box body 1 is positioned at one side of the middle clapboard matching part, the second side part of the box body 2 is positioned at the other side of the middle clapboard matching part, the first ventilation part 121 is positioned at the first side part of the box body 1, and the second ventilation part 122 is positioned at the second side part of the box body 1;
the electric controller comprises a circuit board and a heating device, the heating device is electrically connected with the circuit board, the circuit board is installed in the box body 1, the heat conducting part of the radiator 6 is in heat conducting connection with the heating device, an opening 8 is formed in the box body 1 and is arranged on the second side part of the box body 1, part of the radiator is located in the opening 8, and the other part of the radiator extends out of the bottom of the box body 1; the opening 8 is provided at a second side of the case 1. The heat conducting part of the heat sink 6 is connected with the heat generating device in a heat conducting manner, which means that the heat sink 6 has a heat conducting part which can be in heat transfer with the heat generating device; specifically, the heat sink may be a heat conductive metal, such as an aluminum heat sink, with which the heat generating device is in direct contact for heat transfer; of course, the heat-conducting glue can be coated between the radiator and the heating device to further enhance the heat transfer effect.
As shown in fig. 1, the controller can be installed in an outdoor unit of an air conditioner having a middle partition plate 3, the middle partition plate 3 dividing the cabinet into a first side chamber and a second side chamber, the first side chamber being located at the left side of the middle partition plate 3 and the second side chamber being located at the right side of the middle partition plate 3 in fig. 1. The first side cavity of the box body 1 and the first side cavity of the case are arranged on the same side of the middle partition plate 3, and the second side cavity of the box body 1 and the second side cavity of the case are arranged on the other side of the middle partition plate 3. The outdoor unit fan is arranged in the second side cavity of the case, and part of the radiator extending out of the bottom of the box body is also positioned in the second side cavity of the case. When the controller is installed in an air conditioner outdoor unit, a matching part exists between the controller box body 1 and the middle partition plate, and the matching part is called as a middle partition plate matching part for convenience of description; as shown in fig. 1, the middle clapboard matching part is approximately positioned on the vertical plane of the middle clapboard, and specifically, the middle clapboard matching part can be a part which is contacted with the middle clapboard after being installed; or, when the view of fig. 1 is projected vertically downwards, the middle partition board matching part and the middle partition board are overlapped; in fig. 1, the middle partition board 3 divides the case into a first side cavity and a second side cavity, the middle partition board matching part divides the case into a first side part and a second side part, and the first side part and the second side part are only divided by the middle partition board matching part in the horizontal space and are not clearly defined in the real object. The first ventilation part 121 is positioned at the first side of the box body 1, and the second ventilation part 122 is positioned at the second side of the box body 1;
for the waterproof property, some air conditioner controllers adopt an electric control box with a closed structure, the heat dissipation can only depend on a radiator connected with the controller, and the situation that the capacity of the controller in the electric control box cannot meet the requirement due to overhigh temperature is easily caused under a severe environment. The controller with the first ventilation part 121 and the second ventilation part 122 provided by the embodiment of the application can effectively improve the heat dissipation capacity; however, the second ventilation part 122 may cause a reduction in waterproof performance, and a fan of the outdoor unit of the air conditioner may bring water droplets into a box of the controller through the second ventilation part 122, thereby causing a short circuit and damage to the controller. Based on this, further, in one embodiment, the electrical control box further comprises a side cover 7. In this embodiment, the box body 1 includes a first side wall portion and a second side wall portion, the first side wall portion is located at a first side portion of the box body 1, the second side wall portion is located at a second side portion of the box body 1, the first ventilation portion 121 is disposed on the first side wall portion, the second ventilation portion 122 is disposed on the second side wall portion, the side cover 7 covers the outside of the second ventilation portion 122, the side cover 7 is provided with the air outlet 71, and the opening direction of the second ventilation portion 122 and the opening direction of the air outlet 71 are located in different directions.
In this embodiment, as shown in fig. 1, when the controller is installed on the outdoor unit of the air conditioner, the first ventilating part 121 and the second ventilating part 122 are respectively located at both sides of the middle partition plate 3; the side cover 7 is arranged on the side wall of the box body 1 and covers the outside of the second ventilation part 122, and the side surface of the side cover 7 is provided with an air outlet 71; the air flows into the electronic control box of the controller through the first ventilation part 121, then flows out of the electronic control box through the second ventilation part 122, and then flows out of the case on the side of the fan through the air outlet 71 on the side cover 7.
In the above-described embodiment, the first and second vents 121 and 122 may include grill openings, louvers, through holes, or fenestrations; as long as airflow therethrough is achieved. Of course, the second vent 122 may also be a complete heat dissipation hole, i.e. a through hole. Further, in the embodiment, the opening direction of the second vent 122 is different from the opening direction of the air outlet 71 on the side cover 7, that is, the opening directions of the two are not set to be parallel and face the same direction; furthermore, the opening direction of the second vent 122 is disposed inside the side cover 7, and the opening direction of the second vent 122 is located in a different direction from the opening direction of the air outlet 71; the two directions are different, and water droplets brought into the air outlet 71 by the fan can be effectively prevented from entering the second vent part 122. As shown in fig. 2, when the second ventilation part 122 is a louver, the louver is opened to face away from the air outlet 71.
Further, in one embodiment, as shown in fig. 1, the air outlet 71 may be provided at a side surface of the side cover 7 with the louver opening toward the inside of the side cover. Of course, in other embodiments, the air outlet can be arranged on the bottom surface of the side cover, and the opening direction of the louver can be upward, forward or backward. It is also possible to place the air outlet on top of the side cover with the louvered opening facing downwards. Further, in the present embodiment, the opening direction of the second vent 122 is disposed inside the side cover 7, and the opening direction of the second vent 122 is away from the opening direction of the air outlet 71. That is, the direction of the air flow coming out of the second ventilation part 122 points to the inside of the side cover 7 and deviates from the air outlet direction of the air outlet 71 of the side cover 7, so that the arrangement does not hinder the air flow in the electric control box from being discharged from the side cover 7, rainwater brought by the fan 4 can be prevented from directly entering the second ventilation part 122 from the air outlet 71, and an additional path is added for blocking rainwater. Of course, the opening of the second vent 122 may be directed downward, and the waterproof effect can be similarly achieved.
As shown in fig. 1, the side surface of the side cover 7 is a vertical surface, and does not include a top surface and a bottom surface, and the side surface where the air outlet 71 is located is perpendicular to the side wall where the second vent part 122 is located; the heating device is electrically connected with the circuit board, the circuit board is arranged in the box body 1, the heating device comprises power devices such as a power module, a PFC inductor or an IGBT, the radiator 6 is in heat conduction connection with the heating device and is fixedly connected with the circuit board, and the radiator part extends out of the bottom of the box body 1.
Compared with a closed type electric control box, the side wall of the box body 1 of the electric control box in the embodiment is provided with the first ventilation part 121 and the second ventilation part 122, the fan 4 in the air-conditioning outdoor unit is utilized to enable the left side and the right side of the middle partition plate 3 to form pressure difference, air flow is formed under the driving of the pressure difference, air flow enters the electric control box through the first ventilation part 121, the electric control box is discharged from the second ventilation part 122 and is discharged from the air outlet 71 of the side cover 7, heat generated by a heating device in the electric control box is taken away by the air flow, and the effect of reducing the temperature in the box body 1 is achieved. Meanwhile, the heating device in the electric control box also radiates heat to the outside of the box body 1 through the radiator 6. When satisfying the heat dissipation demand, second portion of ventilating 122 is covered to side lid 7, and the gas outlet 71 of side lid 7 sets up in the side, and this side perpendicular to second portion of ventilating 122 place's lateral wall, and gas outlet 71 is inequality with second portion of ventilating 122 promptly, consequently, can prevent to take into the rainwater in the air conditioner outdoor unit through the second portion of ventilating 122 entering automatically controlled box because fan 4, has played waterproof effect. Therefore, the electric control box can improve the heat dissipation capacity and increase the waterproof performance.
Further, the first vent 121 and the second vent 122 are respectively disposed on two adjacent sidewalls of the box body 1. So set up, can make the air current more fast through automatically controlled box, reduce the resistance of air current, reach quick radiating purpose. Of course, the first and second ventilation parts 121 and 122 may be provided at other positions of the case 1. The first ventilating part 121 and the second ventilating part 122 only need to be arranged on two sides of the middle partition plate, the positions of the first ventilating part and the second ventilating part on the electric control box are not particularly limited, the first ventilating part and the second ventilating part are located in different pressure difference environments under the action of the fan, the first ventilating part 121 is located on the high pressure side, and the second ventilating part 122 is located on the low pressure side.
As shown in fig. 2-4, in the present embodiment, the box body 1 includes a box body 12 and a box cover 11, and the box cover 11 is disposed on the top of the box body 12; the side cover 7 comprises a rectangular plate 73, a first bending edge 721, a second bending edge 722 and a third bending edge 723, wherein the first bending edge 721, the second bending edge 722 and the third bending edge 723 are respectively connected with 3 edges of the rectangular plate 73, the first bending edge 721 is fixed on the side wall of the box body 12, and the vertical part of the second bending edge 722 is clamped between the box cover 11 and the side wall of the box body 12. So set up, pass through lid 11 shutoff with the second of side cap 7 the gap between the lateral wall of the second hem 72 and box body 12, in the rainwater can't get into side cap 7 and automatically controlled box through the top gap, further improved water-proof effects. Specifically, in one embodiment, the cover 11 also has a bent edge, and the vertical portion of the second bent edge 722 is sandwiched between the bent edge of the box cover 11 and the side wall of the box body 12.
Further, in the present embodiment, the third crimp 723 of the side cover 7 is inclined downward in a direction toward the air outlet 71. Through the bottom of side cap 7 towards the direction slope setting of gas outlet 71, can avoid the rainwater to blow in the side cap 7 because of the fan and gather in side cap 7 after, make the rainwater in time discharge to gas outlet 71 from the bottom of side cap 7, avoid flowing into automatically controlled box body.
In the above embodiment, the heat sink is fixedly connected to the circuit board, specifically, the heat sink may be riveted by a screw or may be mounted and connected by a heat sink bracket; the heat sink 6 comprises heat dissipating fins which at least partially protrude out of the bottom of the box. The heat radiating fins and the heat conducting part of the radiator can be arranged on the integrally formed aluminum radiator. In this embodiment, the heat of the heating element in the electronic control box is transferred to the outside of the electronic control box through the radiating fin, so that the radiating area is increased.
Based on the controller described in any of the above embodiments, the embodiment of the present invention further provides an outdoor unit of an air conditioner, including a cabinet, a fan 4, a middle partition plate 3, and the controller described in any of the above embodiments; the fan 4, the middle partition plate 3 and the controller are all arranged in the case; the middle partition plate 3 is installed in the case and divides the case into a first side cavity and a second side cavity, the first ventilation part 121 of the controller is located in the first side cavity of the case, and the second ventilation part 122 of the controller and the fan 4 are located in the second side cavity of the case. An electric control box of the controller is fixed in the case through a support plate, the left end and the right end of the electric control box are respectively supported through a left support plate 5 and a right support plate 2, and a middle partition plate 3 is positioned between the left support plate 5 and the right support plate 2; the middle partition plate 3 is located between the first side portion and the second side portion of the box body, namely, between the first ventilating portion 121 and the second ventilating portion 122 of the controller, the fan 4 and the second ventilating portion 122 are located on the same side of the middle partition plate 3, namely, the second side cavity of the case, and the first ventilating portion 121 is located on the other side of the middle partition plate 3, namely, the first side cavity of the case. When the radiator of the controller comprises the radiating fins, the air flowing direction of the radiating fins is parallel to the wind direction of the fan, and heat of the radiator is discharged conveniently.
When the air conditioner outdoor unit works, the fan 4 runs, the air flow blows through the radiator 6 and then is discharged out of the case, the air flow speed of the fan side is high, the temperature is low, the air in the electric control box hardly flows, the temperature is high, the middle partition plate 3 partitions the fan side, the air flow speeds on two sides are different, larger pressure difference exists between the inside and the outside of the electric control box, air flow is formed under the driving of the pressure difference, the air flow enters the electric control box through the first ventilating part 121, the electric control box is discharged out of the second ventilating part 122, the air is discharged into the case through the air outlet 71 of the side cover 7, the air is finally discharged out of the case, the heat dissipation capacity of the electric control box is improved, meanwhile, the side cover 7 is used for carrying out waterproof treatment on the second ventilating part 122, rainwater prevented from being blown into the case by the fan 4 and enters the electric.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A controller comprises an electric controller and a radiator, and is characterized by further comprising an electric control box, wherein the electric control box comprises a box body, the box body is provided with a first ventilation part, a second ventilation part and a middle partition board matching part, the first side part of the box body is located on one side of the middle partition board matching part, the second side part of the box body is located on the other side of the middle partition board matching part, the first ventilation part is located on the first side part of the box body, and the second ventilation part is located on the second side part of the box body;
the electric controller comprises a circuit board and a heating device, the heating device is electrically connected with the circuit board, the circuit board is installed in the box body, the heat conduction part of the radiator is in heat conduction connection with the heating device, the box body is provided with an opening, the opening is formed in the second side part of the box body, part of the radiator is located in the opening, and the other part of the radiator extends out of the bottom of the box body; the opening is arranged on the second side of the box body.
2. The controller of claim 1, wherein the cartridge body includes a first sidewall portion located at a first side of the cartridge body, a second sidewall portion located at a second side of the cartridge body, the first vent portion being disposed on the first sidewall portion, the second vent portion being disposed on the second sidewall portion, the electrical control cartridge further including a side cover;
the side cover is covered on the outer part of the second air through part, the side cover is provided with an air outlet, and the opening orientation of the second air through part and the opening orientation of the air outlet are located in different directions.
3. The controller of claim 2, wherein the box body comprises a box body and a box cover, and the box cover is arranged at the top of the box body; the side cap includes rectangular plate and first limit, the second limit, the third limit of bending, first limit of bending the second limit of bending and the third limit of bending respectively with the corresponding limit portion of rectangular plate links to each other, first limit of bending is fixed in the lateral wall of box body, the vertical part clamp on the second limit of bending is located the lid with between the lateral wall of box body.
4. A controller according to claim 2 or 3, wherein the first vent comprises a grill opening, louver, through-hole or fenestration; the second vent portion includes a grill opening, a louver, a through hole, or a fenestration.
5. The controller according to claim 4, wherein the opening of the second vent portion faces the inside of the side cover, and the opening of the second vent portion faces in a different direction from the opening of the air outlet.
6. The controller of claim 3, wherein the third folded bead of the side cover is downwardly inclined in a direction toward the air outlet; the box cover is provided with a bent edge, and the vertical part of the second bent edge is clamped between the box cover and the side wall of the box body; the first ventilation portion and the second ventilation portion are respectively arranged on two adjacent side walls of the first side wall portion and the second side wall portion.
7. The controller of claim 1, wherein the heat sink is fixedly connected to the circuit board, and the heat sink includes heat dissipating fins that extend at least partially out of the bottom of the case.
8. An outdoor unit of an air conditioner, comprising:
a chassis;
the fan is arranged in the chassis;
the controller according to any one of claims 1 to 7, wherein the controller is fixed in the case through a support plate;
the middle partition board is installed in the case and divides the case into a first side cavity and a second side cavity, the first ventilation part of the controller is located in the first side cavity of the case, and the second ventilation part of the controller and the fan are located in the second side cavity of the case.
9. The outdoor unit of claim 8, wherein the support plates include a left support plate and a right support plate, the left support plate and the right support plate support both ends of the controller, respectively, and the middle partition plate is positioned between the left support plate and the right support plate.
10. The outdoor unit of claim 9, wherein the heat sink of the controller includes heat dissipation fins having an air flow direction parallel to the fan direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021066301.1U CN212538076U (en) | 2020-06-10 | 2020-06-10 | Controller and air condensing units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021066301.1U CN212538076U (en) | 2020-06-10 | 2020-06-10 | Controller and air condensing units |
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| Publication Number | Publication Date |
|---|---|
| CN212538076U true CN212538076U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021066301.1U Active CN212538076U (en) | 2020-06-10 | 2020-06-10 | Controller and air condensing units |
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| CN (1) | CN212538076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024119885A1 (en) * | 2022-12-05 | 2024-06-13 | 广东美的制冷设备有限公司 | Air conditioner |
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- 2020-06-10 CN CN202021066301.1U patent/CN212538076U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024119885A1 (en) * | 2022-12-05 | 2024-06-13 | 广东美的制冷设备有限公司 | Air conditioner |
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