CN218772789U - Electrical apparatus box heat radiation structure and heat pump set - Google Patents
Electrical apparatus box heat radiation structure and heat pump set Download PDFInfo
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- CN218772789U CN218772789U CN202222295915.2U CN202222295915U CN218772789U CN 218772789 U CN218772789 U CN 218772789U CN 202222295915 U CN202222295915 U CN 202222295915U CN 218772789 U CN218772789 U CN 218772789U
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Abstract
The utility model relates to a heat pump technical field specifically discloses an electrical apparatus box heat radiation structure and heat pump set. The utility model discloses an electrical apparatus box heat radiation structure includes: the electric appliance box body is provided with an electric appliance cavity, an air outlet and an air inlet are arranged on the electric appliance cavity at intervals, and the air inlet is communicated with external air; the air duct structure is provided with an air suction end and an air exhaust end, the air suction end is communicated with the exhaust hole, and the air exhaust end is connected with the fan cavity so as to suck the external air passing through the electric appliance cavity and the air duct structure when the fan cavity is exhausted outwards to take away the heat of the electric appliance cavity. The utility model discloses electrical apparatus box heat radiation structure is equipped with exhaust hole and inlet port through spaced apart on the electrical apparatus chamber of electrical apparatus box, can communicate the outside air through the inlet port for the outside air can get into the electrical apparatus chamber and discharge from the exhaust hole, and the wind channel structure who sets up again and have the end of breathing in and bleed the end can be with the heat discharge in electrical apparatus chamber, avoids the inside electric component of electrical apparatus box body to produce overheat protection and influences heat pump set's operational reliability.
Description
Technical Field
The application relates to the technical field of heat pumps, in particular to an electric appliance box heat dissipation structure and a heat pump unit.
Background
In the design process of the variable-frequency air source heat pump box body, the size of the box body is required to be as small as possible under the premise of ensuring the performance, and the electric appliance box is generally designed on the side of the compressor cavity due to the limitation of the height of the box body so as to achieve reasonable utilization of space.
However, because the circuit control system of the heat pump unit needs to be waterproof, at this time, except that the frequency converter radiating fins are exposed at the fan side for radiating, other internal devices are all in a closed state, for example, inside the electrical box, because a closed space is formed inside the electrical box, the temperature rise is high, so that the electrical components inside the electrical box can generate overheat protection, and the operation reliability of the heat pump unit is not facilitated.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an aim at: the utility model provides an electrical apparatus box heat radiation structure and heat pump set, it can solve the above-mentioned problem that exists among the prior art.
In order to achieve the purpose, the following technical scheme is adopted in the application:
in one aspect, a heat dissipation structure of an electrical box is provided, including:
the electric appliance box comprises an electric appliance box body and a control module, wherein the electric appliance box body is provided with an electric appliance cavity, an air outlet hole and an air inlet hole are arranged on the electric appliance cavity at intervals, and the air inlet hole is communicated with external air;
the air channel structure is provided with an air suction end and an air suction end, the air suction end is communicated with the exhaust hole, and the air suction end is connected with the fan cavity, so that when the fan cavity is exhausted outwards, air passing through the electric appliance cavity and the air channel structure is sucked, and heat of the electric appliance cavity is taken away.
As a preferred scheme of the heat dissipation structure of the electrical box, the air duct structure is fixedly arranged on the middle partition plate, and the middle partition plate is used for fixedly arranging the air duct structure and the electrical box body.
As a preferred scheme of the heat dissipation structure of the electrical box, the air suction end and the air exhaust end are arranged on two sides of the middle partition plate, and the middle partition plate is provided with air guide holes.
As a preferable scheme of the heat dissipation structure of the electrical box, a wind guide enclosing plate is arranged between the air guide hole and the air suction end, and the wind guide enclosing plate is used for guiding air at the air suction end to enter the air guide hole.
As a preferable scheme of the heat dissipation structure of the electrical box, a water baffle is arranged at the position, corresponding to the air exhaust end, of the middle partition plate, and the water baffle is used for blocking liquid from the fan cavity from entering the air exhaust end.
As a preferred scheme of the heat dissipation structure of the electric appliance box, a sponge layer is arranged on the end face of the air suction end and used for plugging a gap between the air suction end and the exhaust hole and absorbing water vapor.
As a preferred scheme of the heat dissipation structure of the electric appliance box, the exhaust hole is arranged at the bottom of the electric appliance cavity, and the air inlet hole is arranged on the side wall of the electric appliance cavity.
As an optimal scheme of the heat dissipation structure of the electrical box, a waterproof cover and a water stop sheet are arranged at the air inlet, the water stop sheet is arranged at one edge of the air inlet, and one side of the waterproof cover is arranged at the other edge of the air inlet.
As a preferred scheme of the heat radiation structure of the electric appliance box, a filter screen is arranged at the exhaust hole.
On the other hand, provide a heat pump set, including casing, fan, heat pump set spare and electrical apparatus box heat radiation structure, the casing has fan chamber and press chamber, the fan set up in the fan chamber, heat pump set spare the compressor set up in the press chamber, electrical apparatus box heat radiation structure's the end intercommunication of bleeding the fan chamber.
The beneficial effect of this application does:
through spaced apart exhaust holes and air inlet holes on the electrical appliance cavity of the electrical appliance box, external air can be communicated through the air inlet holes, so that the external air can enter the electrical appliance cavity and be exhausted from the exhaust holes. And an air duct structure with an air suction end and an air exhaust end is arranged, the air suction end is communicated with the exhaust hole of the electric appliance box body, and the electric appliance cavity can be communicated with the inner cavity of the air duct structure. Because the end of bleeding of wind channel structure can communicate to the fan chamber, when the fan chamber outwards airs exhaust and form the negative pressure, can extract the inside air of electrical apparatus chamber and wind channel structure, and outside air can get into the electrical apparatus chamber of electrical apparatus box body through the inlet port to form the convection current, can pass through the fan chamber with the heat in the electrical apparatus intracavity and discharge, also can prevent that steam from getting into the electrical apparatus intracavity portion.
Therefore, the electric appliance box heat radiation structure of this application can be with the heat discharge in electrical apparatus chamber, avoids the inside electric component of electric appliance box body to produce overheat protection and influences heat pump set's operational reliability.
Drawings
The present application will be described in further detail below with reference to the accompanying drawings and examples.
Fig. 1 is a partial structural sectional view of an electrical box heat dissipation structure according to an embodiment of the present application.
Fig. 2 is a partial structural sectional view of an electrical box body according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of an electrical box body according to an embodiment of the present application.
Fig. 4 is a schematic view of an assembly structure of the air duct structure, the middle partition plate and the sponge layer according to an embodiment of the present application.
Fig. 5 is a schematic view of an assembly structure of an air duct structure, a middle partition plate and a sponge layer according to another embodiment of the present application.
Fig. 6 is a schematic structural diagram of a heat pump unit according to an embodiment of the present application.
Fig. 7 is a schematic structural diagram of a heat pump unit according to another embodiment of the present application.
In the figure:
1. an electrical box body; 11. an appliance chamber; 12. an exhaust hole; 121. a filter screen; 13. an air inlet; 131. a waterproof cover; 132. a water-stop sheet;
2. an air duct structure; 21. a suction end; 22. an air exhaust end; 23. wind guide coaming plates;
3. a middle partition plate; 31. a water baffle; 32. a gas-guide hole; 4. a sponge layer;
7. a fan; 8. a heat pump assembly; 9. a housing; 91. a fan cavity; 92. a press cavity.
Detailed Description
In order to make the technical problems solved, technical solutions adopted, and technical effects achieved by the present application clearer, the following describes technical solutions of embodiments of the present application in further detail, and it is obvious that the described embodiments are only a part of embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly and may for example be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1 and fig. 3, the present embodiment provides an electrical box heat dissipation structure, including:
the electrical appliance box comprises an electrical appliance box body 1 and a control device, wherein the electrical appliance box body is provided with an electrical appliance cavity 11, an air outlet hole 12 and an air inlet hole 13 are arranged on the electrical appliance cavity 11 at intervals, and the air inlet hole 13 is communicated with external air;
the air duct structure 2 is provided with an air suction end 21 and an air suction end 22, the air suction end 21 is communicated with the exhaust hole 12, and the air suction end 22 is used for being connected with the fan cavity 91, so that the fan cavity 91 sucks external air passing through the electric appliance cavity 11 and the air duct structure 2 when exhausting outwards to take away heat of the electric appliance cavity 11.
This application is through being equipped with exhaust hole 12 and inlet port 13 on the electrical apparatus chamber 11 of electrical apparatus box at a distance from, can communicate the outside air through inlet port 13 for the outside air can get into electrical apparatus chamber 11 and discharge from exhaust hole 12. An air duct structure 2 with an air suction end 21 and an air suction end 22 is further arranged, the air suction end 21 is communicated with the exhaust hole 12 of the electrical box body 1, and the electrical cavity 11 can be communicated with the inner cavity of the air duct structure 2. Because the air exhaust end 22 of the air duct structure 2 can be communicated to the fan cavity 91 (as shown in fig. 7), when the fan cavity 91 exhausts air outwards to form negative pressure, the air inside the electrical appliance cavity 11 and the air duct structure 2 can be extracted, and the external air can enter the electrical appliance cavity 11 of the electrical appliance box body 1 through the air inlet 13, so that convection is formed, heat in the electrical appliance cavity 11 can be exhausted through the fan cavity 91, and water vapor can be prevented from entering the electrical appliance cavity 11.
Therefore, the electric appliance box heat radiation structure of this application can be with the heat discharge in electric appliance cavity 11, avoids the electric part of electric appliance box body 1 inside to produce overheat protection and influences heat pump set's operational reliability.
Preferably, referring to fig. 1 and 4, the air duct structure 2 is fixedly arranged on the middle partition plate 3, and the air duct structure 2 and the electrical box body 1 can be fixedly arranged through the middle partition plate 3, so that the connection strength and the structural strength between the air duct structure 2 and the electrical box body 1 are improved. In a preferred example, the air duct structure 2 is detachably connected to the intermediate partition 3 to facilitate replacement of the air duct structure 2.
More preferably, referring to fig. 1 and 4, the air suction end 21 and the air suction end 22 are disposed at two sides of the middle partition plate 3, the middle partition plate 3 is provided with air guide holes 32, the air guide holes 32 can pass air, and can also shield solids with a volume larger than the aperture of the air guide holes 32, so as to prevent the loose electronic device from entering the press cavity 92 through the air duct structure 2 to cause damage to the fan 7 or the electronic device.
Still preferably, referring to fig. 1 and 5, an air guiding baffle 23 is disposed between the air guiding hole 32 and the air suction end 21, and the air guiding baffle 23 guides the air at the air suction end 21 to enter the air guiding hole 32, so that the air can be reduced from swirling in the air duct structure 2, the wind noise can be reduced, and the flow rate of the air can be increased.
For the specific structure of the air guide coaming 23, the air guide coaming 23 can be a straight plate body, so that the eddy current can be reduced; in addition, the air guide plate can also be a plate body with a curved surface section, and air can be guided through the curved surface section.
In another preferred embodiment, referring to fig. 1 and 5, the middle partition 3 is provided with a water baffle 31 at a position corresponding to the air suction end 22, and the water baffle 31 is used for blocking liquid from the fan cavity 91 from entering the air suction end 22 so as to ensure that water thrown by the fan 7 during rotation does not enter the air channel structure 2. The water baffle 31 can also change the flow direction of the air flow in the air duct structure 2, and can prevent the air suction end 22 from directly facing the fan 7.
In particular, referring to fig. 1 and 4, a sponge layer 4 is disposed on the end surface of the air suction end 21, and the sponge layer can block the gap between the air suction end 21 and the air exhaust hole 12 by using the elastic deformation capability of the sponge layer, and can absorb water vapor, thereby reducing the water vapor entering the electric appliance cavity 11.
As for the electrical apparatus box body 1, alternatively, referring to fig. 3, the air inlet 13 is disposed on the side wall of the electrical apparatus cavity 11, and the side wall of the electrical apparatus cavity 11 can be directly mounted on the shell wall of the heat pump unit, and air is directly introduced into the electrical apparatus cavity 11 from outside the shell wall. If set up exhaust hole 12 in the bottom of electrical apparatus chamber 11, be convenient for connect fan chamber 91 on the one hand, on the other hand also can prolong the flow path of air in the electrical apparatus chamber 11 to guarantee outside air and electrical apparatus 11 in electrical apparatus chamber electrical components's heat exchange efficiency, promote the radiating effect to the electrical box body.
In another embodiment, referring to fig. 2, for the air inlet hole 13 of the electrical box body 1, a waterproof cover 131 and a water stop sheet 132 may be disposed at the air inlet hole 13, wherein the water stop sheet 132 is disposed at one edge of the air inlet hole 13, and one side of the waterproof cover 131 is disposed at the other edge of the air inlet hole 13. The waterproof cover 131 can block external liquid drops from entering the air inlet 13 from one direction, and the water stop sheet 132 can also block liquid drops from another direction, so that a better water stop effect is achieved. More preferably, a waterproof cover 131 may be provided at the edge of the top of the air intake hole 13 to block the falling raindrops, and a water guard plate 31 is provided at the edge of the lower end of the air intake hole 13, and the water guard plate 31 is located in the waterproof cover 131 to further improve the water guard effect.
In order to further protect the electrical box body, referring to fig. 3, a filter screen 121 may be disposed at the exhaust hole 12, and the filter screen 121 may prevent insects and also prevent falling electronic devices from entering the air duct structure 2.
As shown in fig. 6, the present application further provides a heat pump unit, which includes a casing 9, a fan 7, a heat pump unit 8, and the heat dissipation structure of the electrical box in any of the above embodiments, where the casing 9 has a fan cavity 91 and a press cavity 92, the fan 7 is disposed in the fan cavity 91, the compressor of the heat pump unit is disposed in the press cavity 92, and the air exhaust end 22 of the heat dissipation structure of the electrical box is connected to the press cavity 91. The heat dissipation structure of the electrical box in this embodiment may have the same structure and achieve the same effect as the heat dissipation structure of the electrical box in the above embodiment, and the details are not repeated in this embodiment.
In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are used in an orientation or positional relationship merely for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have a special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principles of the present application have been described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the present application and is not to be construed in any way as limiting the scope of the application. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present application without inventive effort, which shall fall within the scope of the present application.
Claims (9)
1. The utility model provides an electrical apparatus box heat radiation structure which characterized in that includes:
the electric appliance box comprises an electric appliance box body (1) and a box body, wherein the electric appliance box body (1) is provided with an electric appliance cavity (11), an exhaust hole (12) and an air inlet hole (13) are arranged on the electric appliance cavity (11) at intervals, the air inlet hole (13) is communicated with external air, a waterproof cover (131) and a water stop sheet (132) are arranged at the air inlet hole (13), the water stop sheet (132) is arranged at one edge of the air inlet hole (13), and one side of the waterproof cover (131) is arranged at the other edge of the air inlet hole (13);
air duct structure (2) has end of breathing in (21) and air extraction end (22), end of breathing in (21) intercommunication exhaust hole (12), air extraction end (22) are used for even fan chamber (91), so that when fan chamber (91) outwards airs exhaust the suction pass through electrical apparatus chamber (11) and the air of air duct structure (2) and take away the heat in electrical apparatus chamber (11).
2. The heat dissipation structure of an electrical box according to claim 1, wherein the air duct structure (2) is fixedly arranged on a middle partition plate (3), and the middle partition plate (3) is used for fixedly arranging the air duct structure (2) and the electrical box body (1).
3. The heat dissipation structure of an electrical box as claimed in claim 2, wherein the air suction end (21) and the air exhaust end (22) are disposed at two sides of the middle partition plate (3), and the middle partition plate (3) is provided with air vents (32).
4. The heat dissipation structure of an electrical box as claimed in claim 3, wherein a wind guiding enclosure (23) is disposed between the air guiding hole (32) and the air suction end (21), and the wind guiding enclosure (23) is used for guiding the air at the air suction end (21) to enter the air guiding hole.
5. The heat dissipation structure of an electrical box as claimed in claim 2, wherein a water baffle (31) is disposed at a position of the middle partition (3) corresponding to the air extraction end (22), and the water baffle (31) is used for blocking liquid from the fan cavity (91) from entering the air extraction end (22).
6. The heat dissipation structure of the electrical box as claimed in any one of claims 1 to 5, wherein a sponge layer (4) is disposed on the end surface of the air suction end (21), and the sponge layer (4) is used for sealing the gap between the air suction end (21) and the air exhaust hole (12) and absorbing water vapor.
7. The heat dissipation structure of an electrical box as claimed in any one of claims 1 to 5, wherein the air outlet hole (12) is provided at the bottom of the electrical cavity (11), and the air inlet hole (13) is provided at a sidewall of the electrical cavity (11).
8. The heat dissipation structure of an electrical box as claimed in any one of claims 1 to 5, wherein a filter screen (121) is disposed at the exhaust hole (12).
9. A heat pump unit, characterized in that, includes casing (9), fan (7), heat pump subassembly (8) and the electrical apparatus box heat radiation structure of any one of claims 1 to 8, casing (9) has fan chamber (91) and press chamber (92), fan (7) set up in fan chamber (91), the compressor of heat pump unit set up in press chamber (92), electrical apparatus box heat radiation structure's air exhaust end (22) intercommunication fan chamber (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222295915.2U CN218772789U (en) | 2022-08-30 | 2022-08-30 | Electrical apparatus box heat radiation structure and heat pump set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222295915.2U CN218772789U (en) | 2022-08-30 | 2022-08-30 | Electrical apparatus box heat radiation structure and heat pump set |
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| Publication Number | Publication Date |
|---|---|
| CN218772789U true CN218772789U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222295915.2U Active CN218772789U (en) | 2022-08-30 | 2022-08-30 | Electrical apparatus box heat radiation structure and heat pump set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109526168A (en) * | 2018-12-12 | 2019-03-26 | 珠海格力电器股份有限公司 | Electrical appliance kit and air conditioner with it |
-
2022
- 2022-08-30 CN CN202222295915.2U patent/CN218772789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109526168A (en) * | 2018-12-12 | 2019-03-26 | 珠海格力电器股份有限公司 | Electrical appliance kit and air conditioner with it |
| CN109526168B (en) * | 2018-12-12 | 2024-03-19 | 珠海格力电器股份有限公司 | Air conditioner |
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