CN211047500U - Heat radiation structure and automatically controlled box subassembly thereof - Google Patents

Heat radiation structure and automatically controlled box subassembly thereof Download PDF

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Publication number
CN211047500U
CN211047500U CN201921457052.6U CN201921457052U CN211047500U CN 211047500 U CN211047500 U CN 211047500U CN 201921457052 U CN201921457052 U CN 201921457052U CN 211047500 U CN211047500 U CN 211047500U
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China
Prior art keywords
heat dissipation
ventilation hole
automatically controlled
heat radiation
fins
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CN201921457052.6U
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Chinese (zh)
Inventor
王猛
肖啟进
李雄
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TCL Air Conditioner Wuhan Co Ltd
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TCL Air Conditioner Zhongshan Co Ltd
TCL Air Conditioner Wuhan Co Ltd
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Priority to CN201921457052.6U priority Critical patent/CN211047500U/en
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Abstract

The utility model discloses a heat radiation structure and an electric control box assembly thereof, wherein, the heat radiation structure is used for the electric control box assembly, the electric control box assembly comprises an electric control plate, and the heat radiation structure is characterized in that the heat radiation structure comprises a heat radiation part and a shell, the heat radiation structure is used for the heat radiation of the electric control plate, two opposite sides of the shell are respectively provided with a first ventilation hole and a second ventilation hole, and the heat radiation part is positioned between the first ventilation hole and the second ventilation hole; this application is through seting up first ventilation hole and second ventilation hole respectively in the relative both sides of automatically controlled box body, and the effectual temperature that has reduced components and parts on the automatically controlled board avoids air conditioner high temperature shut down phenomenon.

Description

Heat radiation structure and automatically controlled box subassembly thereof
Technical Field
The utility model relates to an air conditioner technical field, more specifically say, it relates to a heat radiation structure and automatically controlled box subassembly thereof.
Background
With the continuous improvement of living conditions of people, the requirements of people on the quality of air conditioners are higher and higher, so that the competition of the air conditioner industry is promoted to be more and more intense. In order to meet the requirements of people on high-quality air conditioners, the overall quality of each large air conditioner enterprise is controlled more and more strictly, and meanwhile, the cost is controlled more and more strictly due to the rigor of competition.
Currently, many air conditioning manufacturers reduce the overall cost of the air conditioner by reducing the size of the external unit. Therefore, the layout space of the electric control board is very small, and the heat dissipation problem of components becomes a key factor of product reliability.
Therefore, the prior art still needs to be improved and developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a heat radiation structure and automatically controlled box subassembly thereof reaches the radiating problem of components and parts on solving automatically controlled board.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a heat radiation structure for automatically controlled box subassembly, automatically controlled box subassembly includes automatically controlled board, wherein, heat radiation structure includes heat dissipation portion and casing, heat radiation structure is used for automatically controlled board heat dissipation, first ventilation hole and second ventilation hole have been seted up respectively to the relative both sides of casing, the heat dissipation portion is located first ventilation hole reaches between the second ventilation hole.
The heat radiation structure, wherein, the figure of first ventilation hole is a plurality of, the figure of second ventilation hole is a plurality of, and is a plurality of first ventilation hole is array distribution, and is a plurality of the second ventilation hole is array distribution.
The heat dissipation structure, wherein the heat dissipation portion includes a plurality of heat dissipation fins, and the plurality of heat dissipation fins are arranged at intervals.
The heat dissipation structure is characterized in that the shell comprises a first side wall and a second side wall which are opposite, the first ventilation hole is formed in the first side wall, and the second ventilation hole is formed in the second side wall; and
the radiating fins comprise first radiating fins and second radiating fins, the first radiating fins are attached to the first side wall and the second side wall, the second radiating fins are attached to the first side wall and the second side wall, and the first ventilation holes and the second ventilation holes are located between the first radiating fins and the second radiating fins.
In the heat dissipation structure, an air duct is formed between two adjacent heat dissipation fins, and the first vent hole is opposite to the air duct;
and/or the second ventilation hole is opposite to the air channel.
The heat radiation structure, wherein, adjacent radiating fin's clearance is less than the diameter in first ventilation hole and second through-air hole or radiating fin thickness is less than the diameter in first ventilation hole and second through-air hole, the subregion in first ventilation hole and second through-air hole is sheltered from by radiating fin.
The heat dissipation structure is characterized in that an accommodating cavity is formed in the shell, the heat dissipation part is at least partially located in the accommodating cavity, and a water outlet is formed in the bottom of the accommodating cavity.
The heat dissipation structure is characterized in that the position of the water outlet is lower than the position of the first vent hole, the position of the water outlet is lower than the position of the second vent hole, and the water outlet is obliquely arranged.
The heat radiation structure, wherein, be provided with in the casing and be used for fixing the block structure of automatically controlled board, the block structure includes support bar and buckle, the support bar sets up the inner wall edge of casing, the support bar is used for supporting automatically controlled board, the buckle sets up the outside of support bar, the buckle is used for the centre gripping automatically controlled board, the support bar corresponds the position of buckle is provided with the catching groove.
An electronic control box assembly comprises the heat dissipation structure in any technical scheme.
To sum up, the utility model discloses following beneficial effect has:
the utility model discloses a set up first ventilation hole and second ventilation hole respectively in the relative both sides of casing, the effectual temperature that reduces components and parts on the automatically controlled board avoids air conditioner high temperature shut down phenomenon.
Drawings
Fig. 1 is a schematic view of the overall structure of the present embodiment.
Fig. 2 is an exploded view of the entire structure in this embodiment.
Fig. 3 is a sectional view of the front structure in the present embodiment.
Fig. 4 is a sectional view of the side structure in the present embodiment.
In the figure: 10. a housing; 11. a first vent hole; 12. a water outlet; 13. an accommodating cavity; 14. A claw; 15. a second vent hole; 16. a first side wall; 17. a second side wall; 20. an electric control box cover; 30. an electric control board; 40. a heat dissipating section; 41. a heat dissipation base; 42. a fin group; 43. A heat dissipating fin; 44. a first heat radiation fin; 45. a second heat radiation fin; 50. a snap-fit structure; 51. a supporting strip; 52. buckling; 53. buckling grooves; 54. a screw post; 60. and a module support.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the interconnection of two elements or through the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Example (b): a heat dissipation structure, as shown in fig. 1 to 4, the heat dissipation structure is used for an electronic control box assembly, the electronic control box assembly includes an electronic control board 30 and an electronic control box cover 20, the heat dissipation structure is used for heat dissipation of the electronic control board 30, and the heat dissipation structure further includes a housing 10 and a heat dissipation portion 40; the electrical box cover 20 is detachably connected to the housing 10. The heat dissipation device is characterized in that first ventilation holes 11 and second ventilation holes 15 are formed in two opposite sides of the shell 10, a water outlet 12 is formed in the bottom of the shell 10, and the first ventilation holes 11 and the second ventilation holes 15 are respectively formed in two sides of the heat dissipation portion 40.
The number of first ventilation hole 11 is a plurality of, the number of second ventilation hole 15 is a plurality of, and is a plurality of first ventilation hole 11 is the array distribution, and is a plurality of second ventilation hole 15 is the array distribution.
The heat dissipation part 40 includes a heat dissipation base 41 and a heat dissipation plate group 42 disposed on the heat dissipation base, the heat dissipation plate group 42 and the heat dissipation base 41 are integrally formed, that is, the heat dissipation plate group 42 and the heat dissipation base 41 are an integral body, or the heat dissipation plate group 42 is fixed on the heat dissipation base 41 by welding. The heat sink base 41 is detachably connected to the module bracket 60 by a fastener, and the heat sink set 42 includes a plurality of heat sink fins 43, and the plurality of heat sink fins 43 are arranged at intervals.
An air channel is formed between two adjacent radiating fins 43, and the first vent hole 11 is opposite to the air channel; and/or the second ventilation hole 15 is opposite to the air channel.
The first ventilation hole 11 and the second ventilation hole 15 are preferably provided at the middle position between two adjacent heat dissipation fins 43 on the heat dissipation portion 40, thereby further improving the ventilation effect. The ventilation directions of the first ventilation holes 11 and the second ventilation holes 15 on the two sides of the heat dissipation portion 40 are parallel to the heat dissipation fins 43 of the heat dissipation portion 40, so that the air circulation is improved, smooth air passing through the heat dissipation fins 43 is facilitated, and heat on the heat dissipation fins 43 is taken away.
The housing 10 comprises a first side wall 16 and a second side wall 17 which are opposite to each other, the first vent hole 11 is formed in the first side wall 16, and the second vent hole 15 is formed in the second side wall 17; and the heat radiating fins 43 comprise first heat radiating fins 44 and second heat radiating fins 45, the first heat radiating fins 44 are attached to the first side wall 16 and the second side wall 17, the second heat radiating fins 45 are attached to the first side wall 16 and the second side wall 17, and the first ventilation holes 11 and the second ventilation holes 15 are located between the first heat radiating fins 44 and the second heat radiating fins 45. The water drops are prevented from entering the electric control board 30 from the first vent hole 11 or the second vent hole 15, so that short circuit is avoided.
A gap is left between the first ventilation hole 11 and the heat dissipation part 40, and/or a gap is left between the second ventilation hole 15 and the heat dissipation part 40; among the heat dissipation fins, at least the first heat dissipation fin 44 is attached to the first side wall 16 and the second side wall 17, and the second heat dissipation fin 45 is attached to the first side wall 16 and the second side wall 17; the first heat dissipation fin 44 and the second heat dissipation fin 45 refer to the innermost and outermost heat dissipation fins in the vertical ventilation air duct direction. The first radiating fins 44, the second radiating fins 45 are attached to the first side wall 16 and the second side wall 17 to separate and block water drops entering from the first ventilation holes 11 or the second ventilation holes 15, so that the water drops are prevented from entering the electric control board 30, and short circuit is avoided.
It is adjacent the clearance of radiating fin 43 is less than the diameter of first ventilation hole 11 and second ventilation hole 15 or radiating fin 43 thickness is less than the diameter of first ventilation hole 11 and second ventilation hole 15, the partial region of first ventilation hole 11 and second ventilation hole 15 is sheltered from by radiating fin 43 to guarantee the fluency of wind channel.
Specifically, the first ventilation hole 11 and the second ventilation hole 15 are preferably disposed at the middle position between two adjacent heat dissipation fins 43 on the heat dissipation portion 40; when the distance between two adjacent radiating fins 43 is smaller than the size of the vent hole, the first vent hole 11 and the second vent hole 15 are preferably arranged at the position opposite to the radiating fins 43; if the thickness of the heat dissipation fins 43 is larger than the size of the vent holes, partial areas of the first vent holes 11 and the second vent holes 15 are blocked by the heat dissipation fins 43, so that ventilation of the air duct is ensured. The distribution of the first ventilation holes 11 and the second ventilation holes 15 does not exceed the total width of the heat dissipation plate group 42 in the direction perpendicular to the air duct, so that water drops are prevented from entering the electric control board 30 and further causing short circuit.
Specifically, the size of the vent is preferably greater than or equal to 3 mm, so that the problem of abnormal sound caused by the undersize of the vent is avoided while the ventilation and heat dissipation effects are ensured.
The housing 10 is formed with an accommodating cavity 13, the accommodating cavity 13 is used for accommodating the heat dissipating fin group 42, the heat dissipating portion 40 is at least partially located in the accommodating cavity 13, the water outlet 12 is disposed at the bottom of the accommodating cavity 13, the position of the water outlet 12 is lower than the position of the first ventilation hole 11, and the position of the water outlet 12 is lower than the position of the second ventilation hole 15. The water outlet 12 is used for discharging condensed water on the radiating fins 43 of the radiating part 40 and discharging water thrown into the radiating part 40 and the electric control box when the axial flow fan blade rotates at a high speed.
The edge outside the accommodating cavity 13 is provided with a claw 14, and the claw 14 is used for fixing the heat dissipation base 41.
The water outlet 12 is obliquely arranged, and with specific structures shown in fig. 2 and 3, the bottom surface of the accommodating cavity 13 is concavely arranged toward the position of the water outlet 12, wherein the concave structure can be an arc-shaped groove; the bottom surface of the accommodating chamber 13 may be inclined toward one end, and the drain port 12 is disposed at a lower position (not shown) of the inclined bottom surface of the accommodating chamber 13 to drain water in the accommodating chamber 13. If the size of the water outlet is too small, which can lead to untimely water drainage, the water outlet is easy to be clogged, and the size of the water outlet 12 is preferably larger than or equal to 8 mm.
A clamping structure 50 is arranged in the housing 10, the clamping structure 50 is used for fixing the electronic control board 30, an electrical component and a module bracket 60 are arranged on the electronic control board 30, the module bracket 60 is used for connecting the electronic control board 30 and the heat dissipation portion 40, and preferably, the module bracket 60 is fixed on the electronic control board 30 in a screw fixing or clamping connection manner. Through the detachable connection of the module bracket 60 and the electric control board 30, the module bracket 60 and the electric control board 30 can be separated before the electric control board 30 is detached, so that the heat dissipation part 40 does not need to be detached simultaneously when the electric control board 30 is detached, and convenience is brought to the maintenance of the electric control board 30.
The clamping structure 50 includes a support bar 51 and a buckle 52, the support bar 51 is disposed at the edge of the inner wall of the casing 10 and is used for supporting the electric control board 30, the buckle 52 is disposed at the outer side of the support bar 51 and is used for clamping the electric control board 30, the support bar 51 corresponds to the position of the buckle 52 is provided with a buckle groove 53, preferably, the buckle 52 is disposed in a wedge shape.
In this application, automatically controlled board 30 block is connected support bar 51 with between the buckle 52 to be provided with catching groove 53, the user takes off automatically controlled board 30 through catching groove 53, thereby convenience of customers or maintenance personal dismantle automatically controlled board 30.
The inner top corner of the housing 10 is provided with a screw post 54, and the electronic control board 30 is fixed to the screw post 54 through a screw, so that the electronic control board 30 is fixed.
During assembly, the electronic control board 30 fixes the heat dissipation part 40 by screws through the module bracket 60, then the electronic control board 30 is assembled in the clamping structure 50 and locked and fixed by screws, and then the electronic control box cover 20 is fixed on the housing 10, thereby completing the assembly. The application is through automatically controlled board 30 block connect in casing 10 to make things convenient for the assembly, dismantle and the maintenance of automatically controlled board 30.
The utility model also provides an automatically controlled box subassembly, as shown in figure 2, include as above heat radiation structure and automatically controlled board 30, automatically controlled board 30 sets up in the casing 10, heat dissipation part 40 sets up on the automatically controlled board 30.
To sum up, the utility model discloses a reasonable setting ventilation hole and outlet, through optimizing heat radiation structure's design, the effectual temperature that reduces components and parts on the automatically controlled board avoids air conditioner high temperature shut down phenomenon, guarantees waterproof simultaneously, has avoided the fan blade to get rid of water and has got into and lead to the short circuit in the automatically controlled box.
The utility model provides a heat radiation structure and automatically controlled box subassembly thereof, wherein, the heat radiation structure is used for the automatically controlled box subassembly, the automatically controlled box subassembly includes automatically controlled board 30, the heat radiation structure includes heat radiation portion 40 and casing 10, the heat radiation structure is used for the automatically controlled board 30 dispels the heat, first ventilation hole 11 and second ventilation hole 15 have been seted up respectively to the relative both sides of casing 10, the heat radiation portion is located between first ventilation hole 11 and the second ventilation hole 15; the heat dissipation problem of the components on the electric control board is solved and optimized.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (10)

1. The utility model provides a heat radiation structure for automatically controlled box subassembly, automatically controlled box subassembly includes automatically controlled board, a serial communication port, heat radiation structure includes heat dissipation part and casing, heat radiation structure is used for automatically controlled board heat dissipation, first ventilation hole and second ventilation hole have been seted up respectively to the relative both sides of casing, the heat dissipation part is located first ventilation hole reaches between the second ventilation hole.
2. The heat dissipating structure of claim 1, wherein the number of the first vent holes is plural, the number of the second vent holes is plural, the plural first vent holes are distributed in an array, and the plural second vent holes are distributed in an array.
3. The heat dissipation structure according to claim 1, wherein the heat dissipation portion includes a plurality of heat dissipation fins, and the plurality of heat dissipation fins are arranged at intervals.
4. The heat dissipating structure of claim 3, wherein the housing includes first and second opposing sidewalls, the first vent opening in the first sidewall and the second vent opening in the second sidewall; and
the radiating fins comprise first radiating fins and second radiating fins, the first radiating fins are attached to the first side wall and the second side wall, the second radiating fins are attached to the first side wall and the second side wall, and the first ventilation holes and the second ventilation holes are located between the first radiating fins and the second radiating fins.
5. The heat dissipation structure of claim 3, wherein an air channel is formed between two adjacent heat dissipation fins, and the first vent hole is opposite to the air channel;
and/or the second ventilation hole is opposite to the air channel.
6. The heat dissipation structure according to claim 3, wherein a gap between adjacent ones of the heat dissipation fins is smaller than a diameter of the first vent hole and the second vent hole or a thickness of the heat dissipation fins is smaller than a diameter of the first vent hole and the second vent hole, and a partial area of the first vent hole and the second vent hole is blocked by the heat dissipation fins.
7. The heat dissipation structure of claim 1, wherein the housing is formed with a receiving cavity, the heat dissipation portion is at least partially located in the receiving cavity, and a drain opening is formed at a bottom of the receiving cavity.
8. The heat dissipation structure according to claim 7, wherein the drain opening is located lower than the first vent hole, and the drain opening is located lower than the second vent hole, and the drain opening is disposed obliquely.
9. The heat dissipation structure of claim 1, wherein a fastening structure for fixing the electric control board is disposed in the housing, the fastening structure includes a support bar and a buckle, the support bar is disposed at an edge of an inner wall of the housing, the support bar is used for supporting the electric control board, the buckle is disposed at an outer side of the support bar, the buckle is used for clamping the electric control board, and a fastening groove is disposed at a position of the support bar corresponding to the buckle.
10. An electronic control box assembly comprising the heat dissipating structure of any of claims 1-9.
CN201921457052.6U 2019-09-02 2019-09-02 Heat radiation structure and automatically controlled box subassembly thereof Active CN211047500U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921457052.6U CN211047500U (en) 2019-09-02 2019-09-02 Heat radiation structure and automatically controlled box subassembly thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921457052.6U CN211047500U (en) 2019-09-02 2019-09-02 Heat radiation structure and automatically controlled box subassembly thereof

Publications (1)

Publication Number Publication Date
CN211047500U true CN211047500U (en) 2020-07-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024082384A1 (en) * 2022-10-21 2024-04-25 广州视源电子科技股份有限公司 Indoor unit of wall-mounted air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024082384A1 (en) * 2022-10-21 2024-04-25 广州视源电子科技股份有限公司 Indoor unit of wall-mounted air conditioner

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20221221

Address after: No. 9, Tuanjie Street, Dongxihu District, Wuhan, Hubei 430,040

Patentee after: TCL AIR CONDITIONER WUHAN Co.,Ltd.

Address before: 528427 No. 59 Nantou Avenue West, Nantou Town, Zhongshan City, Guangdong Province

Patentee before: TCL AIR CONDITIONER (ZHONGSHAN) Co.,Ltd.

Patentee before: TCL AIR CONDITIONER WUHAN Co.,Ltd.

TR01 Transfer of patent right