CN212777670U - Automatically controlled box heat radiation structure and air condensing units - Google Patents
Automatically controlled box heat radiation structure and air condensing units Download PDFInfo
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- CN212777670U CN212777670U CN202021762571.6U CN202021762571U CN212777670U CN 212777670 U CN212777670 U CN 212777670U CN 202021762571 U CN202021762571 U CN 202021762571U CN 212777670 U CN212777670 U CN 212777670U
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Abstract
The utility model relates to the field of air conditioners, in particular to an air conditioner outdoor unit; the utility model aims to solve the technical problem that an automatically controlled box heat radiation structure that the radiating effect is better is provided, still provide an automatically controlled better air condensing units of box radiating effect. The heat dissipation structure of the electric control box comprises an air conditioner outdoor unit body, wherein the body consists of a top plate, side plates and a bottom plate, the body is divided into a fan cavity and a compressor cavity by a partition plate, the electric control box is internally provided with a circuit board, the electric control box is fixed on the wall surface of the partition plate at one side of the compressor cavity, a ventilation gap is arranged on the partition plate, the fan cavity and the compressor cavity are communicated by the ventilation gap, and uniformly distributed ventilation holes are arranged in a vertical projection area of the compressor cavity on the top plate; air condensing units still includes aforementioned automatically controlled box heat radiation structure including compressor and fan, and the fan setting is in the fan chamber, and the compressor setting is in the compressor chamber, and fan, compressor all are connected with the circuit board electricity.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner and specifically relates to air condensing units.
Background
The existing household outdoor unit of the air conditioner comprises an outdoor unit body, wherein the body consists of a top plate, a side plate and a bottom plate, the body is divided into a fan cavity and a compressor cavity by a partition plate, and an electric control box of the outdoor unit is arranged in the compressor cavity. The heating device in the electric control box of the air conditioner outdoor unit mainly comprises a press driving power chip and other driving electronic devices. The working life of the electronic device is not only influenced by the temperature of the device but also related to the temperature of the air around the device; the technical means adopted at present is to arrange an air suction hole between a fan cavity and a compressor cavity, to suck air in the compressor cavity into the fan cavity by utilizing the suction effect of the fan cavity, to force the air in the compressor cavity to flow, and further to radiate the electronic device of the electric control box in the compressor cavity; according to the fluid pneumatic principle, when the air in the compressor cavity is sucked by the air suction hole, only the air near the air suction hole is influenced; and the air in the compressor cavity is in a mixed state of internal hot air and external environment suction air, so that the technical scheme can not effectively and quickly suck away heated high-temperature air, the air replacement rate in the compressor cavity is reduced, and the heat dissipation efficiency of electronic devices in the compressor cavity is low. Meanwhile, due to the safety considerations of water resistance, mosquito prevention and the like, the space size and the structural style of the air suction hole and the air inlet are limited greatly, the air circulation volume in the compressor cavity is low, the air in the compressor cavity is heated and expanded at high temperature, the high-temperature air is easy to gather and is attached to the area near the top plate in the compressor cavity and is difficult to be effectively taken away, so that the heat is diffused to the upper space in the compressor cavity and is mixed with fresh air sucked from the environment to form high-temperature mixed air, and the radiating effect of the electronic control box is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an automatically controlled box heat radiation structure that the radiating effect is better is provided, still provide an automatically controlled better air condensing units of box radiating effect.
The utility model provides a technical scheme that its technical problem adopted is: automatically controlled box heat radiation structure, including the air condensing units body, the body comprises roof, curb plate and bottom plate, and the body is separated into fan chamber and compressor chamber by the baffle, still includes automatically controlled box, is equipped with the circuit board in the automatically controlled box, and automatically controlled box is fixed on the baffle wall of compressor chamber one side, sets up the ventilation clearance on the baffle, and the ventilation clearance is with fan chamber and compressor chamber intercommunication, sets up the even ventilation hole that distributes in the perpendicular projection region that the compressor chamber is located the roof.
Further, a vent gap is provided between the top edge of the partition and the top panel.
Furthermore, the electric control box is arranged at the top of the partition plate, a ventilation opening is formed in the electric control box, and the ventilation opening is communicated with the ventilation gap.
Further, the length of the ventilation gap is equal to that of the top edge of the electric control box, and the size of the ventilation gap is equal to that of the ventilation opening.
Furthermore, the top of the electric control box is hermetically connected with the top plate.
Further, a waterproof cover opening toward the bottom plate is provided on the ventilation gap on the side of the fan chamber.
Furthermore, a gap is arranged between the box body connected with the partition plate on the electric control box and the circuit board, and electronic elements on the circuit board in the electric control box are exposed in the compressor cavity.
Further, set up waterproof ventilation structure on the roof that lies in the compressor cavity, waterproof ventilation structure is with ventilation hole and compressor chamber intercommunication for the air can get into the compressor cavity through ventilation hole and waterproof ventilation structure, and liquid can not fall into the compressor cavity through waterproof ventilation structure.
Further, the waterproof ventilation structure is one of a waterproof ventilation structure I or a waterproof ventilation structure II;
the waterproof ventilation structure I is composed of three open grooves, the three open grooves are all fixed on the top plate, openings of two open grooves face the top plate, openings of the other open grooves face the bottom plate, two side walls far away from the two open grooves with the openings facing the top plate are connected with the top plate in a sealing mode, and gaps are formed between the two side walls near to the top plate; two side walls of an opening groove with an opening facing the bottom plate are respectively positioned in the two opening grooves with the openings facing upwards, and the three opening grooves form a labyrinth type waterproof ventilation structure I;
the waterproof ventilation structure II is an open slot with an upward opening, one side wall of the open slot is connected with the top plate in a sealing manner, and a gap is formed between the other side wall of the open slot and the top plate; still include the drain pipe, the drain pipe communicates with waterproof ventilation structure.
Air condensing units still includes aforementioned automatically controlled box heat radiation structure including compressor and fan, and the fan setting is in the fan chamber, and the compressor setting is in the compressor chamber, and fan, compressor all are connected with the circuit board electricity.
The utility model has the advantages that: compare with current air condensing units who has automatically controlled box heat radiation structure, the utility model discloses a set up the ventilation hole on the roof of compressor intracavity, the negative pressure that produces through the fan makes the outside air get into the compressor chamber from the ventilation hole on the roof, can effectively solve the gathering problem of hot-air near compressor intracavity roof, in the air mass flow of increase compressor intracavity, take away the hot-air of compressor intracavity upper portion gathering through the fan, thereby make the heat transfer volume between the hot-air of compressor intracavity and the air that the external world got into reduce, make the air of compressor intracavity and the difference in temperature increase of automatically controlled box, thereby increased the heat transfer volume between automatically controlled box and the air of compressor intracavity, make the radiating effect of automatically controlled box better.
In high temperature weather, sunlight directly shines on the outer machine of air conditioner, and when the air conditioner was out of work, the ventilation hole at compressor chamber top can let the high-temperature gas that produces in the compressor intracavity, along ventilation hole discharge outdoor machine compressor chamber under the natural convection effect to reduce the air temperature of compressor intracavity, protect electron device and various electric wires, wire etc..
Drawings
Fig. 1 is an isometric view of the structure of the present invention;
fig. 2 is a top view of the structure of the present invention;
FIG. 3 is a sectional view of the structure A-A of the present invention with a waterproof and ventilating structure I;
FIG. 4 is a sectional view of the structure A-A of the present invention with a waterproof and ventilating structure II;
parts, positions and numbers in the drawings: fan cavity 1, compressor cavity 2, roof 3, ventilation hole 301, curb plate 4, baffle 5, ventilation clearance 501, bottom plate 6, automatically controlled box 7, vent 701, circuit board 8, waterproof ventilation structure I9, waterproof ventilation structure II 9', buckler 10.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, the utility model discloses an air condensing units body, the body is by roof 3, curb plate 4 and bottom plate 6 are constituteed, the body is separated into fan chamber 1 and compressor chamber 2 by baffle 5, still include automatically controlled box 7, be equipped with circuit board 8 in automatically controlled box 7, automatically controlled box 7 is fixed on the 5 walls of baffle of compressor chamber 2 one side, set up ventilation gap 501 on baffle 5, ventilation gap 501 communicates fan chamber 1 and compressor chamber 2, ventilation gap 501 sets up the optional position at baffle 5, ventilation gap 501 can set up a plurality ofly, set up the even ventilation hole 301 that distributes in the vertical projection region that compressor chamber 2 is located on roof 3. The ventilation holes 301 are small holes uniformly distributed, the ventilation holes 301 are holes in the shapes of circle, square, ellipse, rhombus and the like, the shape of the ventilation hole area can be regular square, circle or irregular special shape, and a new passing path is established for the outside air by opening holes on the top plate 3: atmosphere-roof vent-compressor chamber-electronic control box-ventilation gap-fan chamber-atmosphere.
In order to enable hot air at the upper part in the compressor cavity 2 to be sucked away by the fan in time, the temperature difference between the electric control box 7 and the air in the compressor cavity 2 is increased, the heat dissipation effect of the electric control box 7 is enhanced, the ventilation gap 501 is arranged between the top edge of the partition plate 5 and the top plate 3, and the air entering the compressor cavity 2 from the ventilation hole 301 pushes the hot air at the upper part in the compressor cavity 2 to enter the fan cavity 1 through the ventilation gap 501.
In order to enhance the heat dissipation effect of the electric control box 7, the electric control box 7 is arranged at the top of the partition plate 5, the electric control box 7 is provided with a vent 701, and the vent 701 is communicated with a vent gap 501, so that hot air at the upper part in the compressor cavity 2 can be sucked into the fan cavity in time, and meanwhile, air entering the compressor cavity 2 from the outside can reach the electric control box 7 through the shortest path and exchanges heat with a circuit board 8 in the electric control box 7, the temperature difference between the air entering the compressor cavity 2 from the outside and the circuit board 8 is larger at the moment, and the heat exchange effect is good.
In order to maximize the air flow through the ventilation gap 501, take more hot air from the upper part of the compressor chamber 2 in a short time, and enhance the heat dissipation effect of the electrical control box 7, it is recommended that the length of the ventilation gap 501 is equal to the length of the top edge of the electrical control box 7, and the size of the ventilation gap 501 is equal to the size of the ventilation opening 701.
In order to prevent water drops in the fan cavity 1 from entering the compressor cavity 2, prevent parts in the compressor cavity 2 from being corroded and prevent a circuit from being short-circuited, the top of the electric control box 7 is connected with the top plate 3 in a sealing mode.
In order to prevent water droplets in the fan chamber 1 from entering the compressor chamber 2 through the ventilation gap 501, to prevent corrosion of parts in the compressor chamber 2 and to prevent short-circuiting of the circuit, a waterproof cover 10 having an opening facing the bottom plate 6 is provided on the ventilation gap 501 on the side of the fan chamber 1.
In order to increase the heat exchange area between the circuit board 8 and the air and enhance the heat dissipation effect of the electric control box 7, a gap is arranged between the box body connected with the partition plate on the electric control box 7 and the circuit board 8, and the air can flow relative to the circuit board 8 through the gap and then exchange heat with the circuit board 8.
In order to increase the heat exchange area between the electronic components on the circuit board 8 and the air and enhance the heat dissipation effect of the electronic control box 7, the electronic components on the circuit board 8 in the electronic control box 7 are exposed in the compressor cavity 2, so that the heat exchange area of the whole electronic control box 7 is increased.
In order to prevent water drops from entering the compressor cavity 2, avoid short circuit in the compressor cavity 2 and avoid corrosion of the water drops to components such as a compressor, a waterproof ventilation structure is arranged on a top plate 3 positioned in the compressor cavity 2, the waterproof ventilation structure ensures that the compressor cavity 2 is communicated with the atmosphere through a vent hole 301, but liquid entering through the vent hole 301 is retained in the waterproof ventilation structure, such as a labyrinth waterproof ventilation structure shown in fig. 3 and a semi-open waterproof ventilation structure shown in fig. 4, namely the waterproof ventilation structure has a containing function, but the waterproof ventilation structure is communicated with the vent hole 301 and the compressor cavity 2, an air passage is established, when liquid enters the compressor cavity 2 through the vent hole 301, liquid drops can fall into a containing part of the waterproof ventilation structure, the containing part blocks the liquid, and the liquid cannot directly fall into the bottom of the compressor cavity 2, the containment part can collect and discharge the liquid, the air then entering the compressor chamber 2 through the passage;
as shown in fig. 3 and 4, the waterproof ventilation structure i 9 or the waterproof ventilation structure ii 9' for waterproof ventilation is composed of three open slots, the three open slots are all fixed on the top plate 3, wherein, the openings of two open slots face the top plate 3, the opening of the other open slot faces the bottom plate 6, two far side walls of the two open slots facing the top plate 3 are hermetically connected with the top plate 3, and a gap is arranged between the two near side walls and the top plate 3; two side walls of an opening groove with an opening facing the bottom plate 6 are respectively positioned in the two opening grooves with the openings facing upwards, and the three opening grooves form a labyrinth type waterproof ventilation structure I9; the waterproof ventilation structure II 9' is an open slot with an upward opening, one side wall of the open slot is connected with the top plate 3 in a sealing way, and a gap is formed between the other side wall of the open slot and the top plate 3; waterproof ventilation structure I9 or waterproof ventilation structure II 9 'and ventilation hole 301 intercommunication, also communicate with compressor chamber 2 simultaneously, in order in time to with the water discharge of gathering in the waterproof ventilation structure, prevent that ponding from spilling over during waterproof ventilation structure gets into compressor chamber 2, still include the drain pipe, drain pipe and waterproof ventilation structure I9 or waterproof ventilation structure II 9' intercommunication.
The outdoor unit of the air conditioner comprises a compressor and a fan and further comprises the electric control box heat dissipation structure, the fan is arranged in a fan cavity 1, the compressor is arranged in a compressor cavity 2, the compressor and the fan are electrically connected with a circuit board 8, the fan generates suction force during working, external air is sucked into the outdoor unit according to a path of a top plate ventilation hole, the compressor cavity, the electric control box, a ventilation gap and the fan cavity, then the outdoor unit is discharged, and the air which passes through the electric control box 7 and the circuit board 8 cools the electric control box 7 and the circuit board 8.
Claims (10)
1. Automatically controlled box heat radiation structure, including the air condensing units body, the body is by roof (3), curb plate (4) and bottom plate (6) are constituteed, the body is separated into fan chamber (1) and compressor chamber (2) by baffle (5), still include automatically controlled box (7), be equipped with circuit board (8) in automatically controlled box (7), automatically controlled box (7) are fixed on baffle (5) wall of compressor chamber (2) one side, set up ventilation gap (501) on baffle (5), ventilation gap (501) are with fan chamber (1) and compressor chamber (2) intercommunication, its characterized in that: uniformly distributed vent holes (301) are arranged in a vertical projection area of the compressor cavity (2) on the top plate (3).
2. An electronic control box heat dissipation structure as defined in claim 1, wherein: a ventilation gap (501) is provided between the top edge of the partition (5) and the top plate (3).
3. An electronic control box heat dissipation structure as defined in claim 2, wherein: the electric control box (7) is arranged at the top of the partition plate (5), a vent hole (701) is formed in the electric control box (7), and the vent hole (701) is communicated with the ventilation gap (501).
4. An electronic control box heat dissipation structure as defined in claim 3, wherein: the length of the ventilation gap (501) is equal to the length of the top edge of the electric control box (7), and the size of the ventilation gap (501) is equal to that of the ventilation opening (701).
5. An electronic control box heat dissipation structure as defined in claim 4, wherein: the top of the electric control box (7) is hermetically connected with the top plate (3).
6. An electronic control box heat dissipation structure as defined in claim 1, wherein: a waterproof cover (10) with an opening facing the bottom plate (6) is arranged on the ventilation gap (501) on one side of the fan cavity (1).
7. An electronic control box heat dissipation structure as defined in claim 1, wherein: a gap is arranged between a box body connected with the partition plate (5) on the electric control box (7) and the circuit board (8), and electronic elements on the circuit board (8) in the electric control box (7) are exposed in the compressor cavity (2).
8. An electronic control box heat dissipation structure as defined in claim 1, wherein: set up waterproof ventilation structure on roof (3) that is located compressor chamber (2), waterproof ventilation structure with ventilation hole (301) and compressor chamber (2) intercommunication for the air can get into compressor chamber (2) through ventilation hole (301) and waterproof ventilation structure, and liquid can not fall into compressor chamber (2) through waterproof ventilation structure.
9. An electronic control box heat dissipation structure as defined in claim 8, wherein: the waterproof ventilation structure is one of a waterproof ventilation structure I (9) or a waterproof ventilation structure II (9');
the waterproof ventilation structure I (9) is composed of three open grooves, the three open grooves are all fixed on the top plate (3), the openings of two open grooves face the top plate (3), the opening of the other open groove faces the bottom plate (6), two side walls, far away from the two open grooves, facing the top plate (3), of the two open grooves are connected with the top plate (3) in a sealing mode, and a gap is formed between the two side walls, near to the two open grooves, of the two open grooves and the top plate (3); two side walls of an opening groove with an opening facing the bottom plate (6) are respectively positioned in the two opening grooves with the openings facing upwards, and the three opening grooves form a labyrinth type waterproof ventilation structure I (9);
the waterproof ventilation structure II (9') is an open slot with an upward opening, one side wall of the open slot is connected with the top plate (3) in a sealing way, and a gap is formed between the other side wall of the open slot and the top plate (3);
the water draining pipe is communicated with the waterproof ventilation structure I (9) or the waterproof ventilation structure II (9').
10. Air condensing units, including compressor and fan, its characterized in that: the heat dissipation structure of the electric control box further comprises the heat dissipation structure of the electric control box as claimed in any one of claims 1 to 9, wherein the fan is arranged in the fan cavity (1), the compressor is arranged in the compressor cavity (2), and both the fan and the compressor are electrically connected with the circuit board (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021762571.6U CN212777670U (en) | 2020-08-21 | 2020-08-21 | Automatically controlled box heat radiation structure and air condensing units |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021762571.6U CN212777670U (en) | 2020-08-21 | 2020-08-21 | Automatically controlled box heat radiation structure and air condensing units |
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| CN212777670U true CN212777670U (en) | 2021-03-23 |
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| CN202021762571.6U Active CN212777670U (en) | 2020-08-21 | 2020-08-21 | Automatically controlled box heat radiation structure and air condensing units |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022257374A1 (en) * | 2021-06-08 | 2022-12-15 | 广东美的暖通设备有限公司 | Air conditioner |
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- 2020-08-21 CN CN202021762571.6U patent/CN212777670U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022257374A1 (en) * | 2021-06-08 | 2022-12-15 | 广东美的暖通设备有限公司 | Air conditioner |
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