CN213841427U - Electrical apparatus box and heat pump set that heat dissipation is good - Google Patents
Electrical apparatus box and heat pump set that heat dissipation is good Download PDFInfo
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- CN213841427U CN213841427U CN202022649908.9U CN202022649908U CN213841427U CN 213841427 U CN213841427 U CN 213841427U CN 202022649908 U CN202022649908 U CN 202022649908U CN 213841427 U CN213841427 U CN 213841427U
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Abstract
The utility model discloses a good electrical apparatus box and heat pump set dispel heat, this electrical apparatus box includes: the main box body is provided with a first window group and a second window group which are opposite; the first window group and the second window group respectively comprise a plurality of heat dissipation windows which are arranged at intervals along the vertical direction; a top plate fixed to the main case; the top plate is arranged at the top opening of the main box body and is provided with a plurality of top heat dissipation holes; the bottom plate, it is fixed in main box body, and the bottom opening of main box body is located to the bottom plate, and the bottom plate is equipped with a plurality of bottom louvres. The heat pump unit comprises the electrical box and a shell, wherein the electrical box is fixed on the shell. The electrical box with good heat dissipation has the advantages that the upper panel and the lower panel are designed in an open mode, the efficiency of air flow inside and outside the electrical box is effectively enhanced, forced convection is realized by matching with a heat dissipation fan, heat inside the electrical box can be taken out more quickly, and the upper panel and the lower panel are mesh-shaped anti-damage plates which are specially designed, so that animals can be prevented from biting elements and circuits inside the box; the heat pump unit is good in heat dissipation performance and safe and reliable in operation.
Description
Technical Field
The utility model relates to an electrical equipment and accessory technical field especially relate to a good electrical apparatus box and heat pump set dispel heat.
Background
At present, an electrical box is generally configured in electrical equipment, an electrical element is installed in the electrical box, and the heat dissipation efficiency of the electrical box needs to be ensured in the electrical equipment so as to ensure the reliability of the electrical element.
In heat pump units, electrical control components are typically located within an electrical box. The electric control element in the heat pump unit can lead to the temperature rise in the electrical apparatus box after the work intensifies, in order to guarantee the stability of electric control element work, life to and in order to avoid the heat pump unit to cause the incident because the heat that the load produced, generally can set up heat radiation structure on electrical apparatus box or the inside other parts of heat pump unit, in order to promote the radiating efficiency of electrical apparatus box.
However, the heat dissipation structure of the conventional electrical box has limited heat dissipation efficiency. For an electrical box in a heat pump unit with a bottom ventilation structure or a fully-sealed heat pump unit, the temperature rise inside the electrical box is more serious, and the heat dissipation requirement cannot be met completely by the conventional heat dissipation mode of the electrical box.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an aim at: the electrical box with good heat dissipation is reasonable in heat dissipation structure design, the efficiency of air exchange between the inside and the outside of the electrical box can be improved, and the heat dissipation performance of the electrical box can be effectively improved.
The embodiment of the utility model provides a another aim at: the heat pump unit has good heat dissipation performance of the electrical box, and the heat pump unit is safer and more reliable to operate.
In order to achieve the purpose, the utility model adopts the following technical proposal:
an electric appliance box with good heat dissipation comprises:
the main box body is provided with a first window group and a second window group which are opposite; the first window group and the second window group respectively comprise a plurality of heat dissipation windows which are uniformly arranged at intervals along the vertical direction;
a top plate fixed to the main case; the top plate is arranged at the top opening of the main box body and is provided with a plurality of top heat dissipation holes;
the bottom plate is fixed on the main box body, the bottom plate is arranged at the bottom opening of the main box body, and the bottom plate is provided with a plurality of bottom heat dissipation holes.
Preferably, the water-retaining plate is fixed on the main box body or the top plate and arranged above the top plate; a ventilation gap is formed between the water baffle and the top plate;
in the vertical direction, the projection of the top radiating hole is positioned in the projection of the water baffle.
Preferably, the water baffle is an inverted V-shaped water baffle.
Preferably, the top plate and the bottom plate are both net-shaped pest control plates.
Preferably, the bottom plate is provided with a wire passing hole.
Preferably, the main box body comprises a left panel and a right panel which are oppositely arranged, the first window group is arranged on the left panel, and the second window group is arranged on the right panel; the heat dissipation window is a shutter type heat dissipation window.
A heat pump unit comprises the electric appliance box with good heat dissipation and a shell, wherein the electric appliance box is fixed on the shell.
Preferably, the electric appliance box further comprises at least one heat dissipation fan, the heat dissipation fan is arranged outside the electric appliance box, and the heat dissipation fan is opposite to the first window group or the second window group.
Preferably, the housing is provided with a vent, the heat dissipation fan is disposed in the vent, and the heat dissipation fan is configured to draw air inside the electrical box out of the housing.
Preferably, the height of the main box body is x, and the horizontal plane of the 0.6x height position of the main box body is a reference horizontal plane; the heat radiation fan is positioned above the reference horizontal plane.
The utility model has the advantages that: according to the electrical box with good heat dissipation, the side panels, the top plate and the bottom plate are provided with the ventilation and heat dissipation structures, the heat dissipation structures are reasonable in design, the efficiency of air exchange inside and outside the electrical box can be improved, the heat dissipation performance of the electrical box can be effectively improved, and the service life and the stability of an electric control element can be effectively ensured; the heat pump unit adopts the electric appliance box with good heat dissipation performance, and the operation is safer and more reliable.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is a schematic perspective view (part of the structure is not shown) of an electrical box according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic perspective view of another angle of the electrical box according to the embodiment of the present invention;
FIG. 4 is an enlarged view of portion B of FIG. 3;
fig. 5 is a schematic structural diagram of the heat pump unit according to the embodiment of the present invention.
In the figure: 10. an electrical box; 11. a main box body; 111. a heat dissipation window; 113. a left panel; 114. a right panel; 12. a top plate; 13. a base plate; 131. heat dissipation holes at the bottom; 132. a wire passing hole; 14. a water baffle; 20. a housing; 21. a vent; 30. a heat dissipation fan.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "fixed" are to be understood broadly, e.g. as a fixed connection, a detachable connection or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely 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.
The utility model provides a good electrical apparatus box 10 dispels heat compares in conventional electrical apparatus box 10, and this electrical apparatus box 10 sets up ventilation cooling structure respectively on roof 12, bottom plate 13, left surface board 113 and right surface board 114, can have the efficiency of strengthening the interior outer air flow exchange of electrical apparatus box 10, can solve the heat dissipation problem of electrical apparatus box 10 in the heat pump set that does not have ventilation structure or totally enclosed in the bottom.
As shown in fig. 1-5, in an embodiment of the electrical box 10 of the present invention, the electrical box 10 includes:
a main box body 11 provided with a first window group and a second window group which are opposite; the first window group and the second window group respectively comprise a plurality of heat dissipation windows 111 which are arranged at intervals along the vertical direction; the top of the main box body 11 is provided with a top opening, and the bottom is provided with a bottom opening;
a top plate 12 fixed to the main case 11; the top plate 12 covers the top opening of the main box body 11, and the top plate 12 is provided with a plurality of top heat dissipation holes;
the bottom plate 13 is fixed on the main box body 11, the bottom plate 13 covers the bottom opening of the main box body 11, and the bottom plate 13 is provided with a plurality of bottom heat dissipation holes 131.
The electrical box 10 of the utility model is not only provided with the first window group and the second window group which are opposite in the side direction, but also provided with a plurality of top heat dissipation holes and a plurality of bottom heat dissipation holes 131; so design, on the horizontal direction, in vertical direction, all can realize the inside heat dissipation of electrical apparatus box 10 through the convection current of the interior outer air of electrical apparatus box 10, can effectively improve the efficiency of the interior outer air exchange of electrical apparatus box 10, can effectively promote electrical apparatus box 10's heat dispersion, effectively guarantee electrical control element's life-span and stability.
And, first window group and second window group set up relatively, can promote air exchange efficiency. When the heat dissipation fan 30 is disposed outside the electrical box 10, forced convection can be achieved in the horizontal direction, the flow speed of air in the electrical box 10 is accelerated, and heat inside the electrical box 10 is taken out more quickly.
To the bottom do not have ventilation structure, adopt full seal structure's heat pump set, adopt the utility model discloses an electrical apparatus box 10 can promote the radiating efficiency of the electrical control element in the electrical apparatus box 10, avoids because the electrical control element temperature rise leads to equipment trouble greatly.
The heat dissipation window 111 of the embodiment is suitable for a heat pump unit and is also suitable for other electrical equipment.
In other embodiments, the main case 11 may include a plurality of sets of first and second windows oppositely disposed.
Further, the main box 11 includes a left panel 113, a front panel, a right panel 114 and a rear panel connected in sequence, the first window set is disposed on the left panel 113, the second window set is disposed on the right panel 114, the left panel 113 and the right panel 114 are disposed oppositely, the heat dissipation window 111 in the first window set is a first heat dissipation window, the heat dissipation window 111 in the second window set is a second heat dissipation window, and the first heat dissipation window and the second heat dissipation window are disposed in parallel.
In other embodiments, the main box 11 may also be a cylinder or other column with a top and a bottom penetrating.
Further, the first heat dissipation window and the second heat dissipation window are both louver type heat dissipation windows 111, and the louver type heat dissipation windows 111 include windows formed in the main box body 11 and also include louvers fixed to the main box body 11.
In this embodiment, a plurality of louvered heat dissipation windows 111 are uniformly arranged on the left panel 113 and the right panel 114 from top to bottom.
In another embodiment of the electrical box 10 of the present invention, in order to achieve the waterproof of the electrical box 10, the electrical box 10 is further provided with a water baffle 14; the water baffle 14 comprises a water baffle part and a connecting part, the connecting part is connected with the main box body 11 or the top plate 12 or the bottom plate 13, and the water baffle part is arranged above the top plate 12 at intervals so as to form a ventilation gap between the water baffle 14 and the top plate 12, so that air outside the electrical box 10 can enter the interior of the electrical box 10 through the ventilation gap and the top radiating holes in sequence; the splash plate 14 is configured to: in the vertical direction, the projection of the top louvers is located within the projection of the water retaining portion of the water retaining plate 14. With such an arrangement, the water baffle 14 can prevent liquid from dripping into the electrical box 10 through the top heat dissipation holes, so as to ensure the normal operation of the internal components of the electrical box 10. When the electrical box 10 is applied to a heat pump unit, the water baffle plate 14 can prevent liquid such as condensate water from falling into the electrical box 10 through the top heat dissipation holes.
The electrical apparatus box 10 of this embodiment has integrated breakwater 14, and this electrical apparatus box 10 need not to match specially again specially to install water retaining structure on equipment casing 20 when installing in equipment such as heat pump set and using, and simple to operate is swift.
Further, in order to guide the liquid falling to the splash plate 14, the splash plate 14 includes one or two or more inclined surfaces for guiding the liquid from the top of the splash plate 14 to the bottom of the splash plate 14.
In this embodiment, the water baffle 14 is an inverted V-shaped water baffle 14, the inverted V-shaped water baffle 14 includes two mutually connected inclined plates, and after the liquid falls to the inverted V-shaped water baffle 14, the liquid flows down along the inclined plates and is discharged to the outside of the top plate 12, so as to prevent the liquid from entering the electrical box 10 through the top heat dissipation holes. Adopt type of falling V breakwater 14, for only adopting a monoblock inclined plate as breakwater 14, the manger plate effect is better, and makes the structure compacter, practices thrift installation space.
In addition, the inverted-V-shaped water baffle 14 is adopted, the opposite ventilation openings 21 can be formed at the two ends of the water baffle 14 in the length direction, and air outside the electrical box 10 can enter the electrical box 10 sequentially through the ventilation openings 21, the ventilation gaps and the top heat dissipation holes, so that top-bottom convection can be formed inside the electrical box 10, and the heat dissipation efficiency is improved.
Further, the bottom of one or both of the inclined plates is connected to the main case 11.
In this embodiment, the water guard plate 14 is welded to the top end of the main case 11.
Further, both ends of the water guard 14 in the length direction are respectively protruded with respect to the left and right panels 113 and 114 to prevent liquid from entering the electric box through the heat radiation window 111.
In another embodiment of the utility model discloses an electrical box 10, the roof 12 with the bottom plate 13 is netted protection against harmful board, promptly, adopts netted board as roof 12 and bottom plate 13, is equipped with a plurality of meshs on the netted board, and the mesh is as top louvre and bottom louvre 131. Therefore, the air exchange efficiency can be improved, and the heat dissipation efficiency is improved; in addition, the reticular plate is adopted, so that the ventilation performance can be ensured, the animals such as mice and the like can be prevented from biting and damaging the elements and the animals in the electric appliance box 10, the situation that the electric control elements in the electric appliance box 10 cannot work due to the damage of external factors is avoided, and the reliable work of the elements in the electric appliance box 10 is ensured.
In this embodiment, the mesh aperture of the mesh plate is 2-10 cm. In other embodiments, the aperture value of the mesh can be set according to the actual application scenario, which is not limited to the embodiment of the present invention.
Specifically, in the present embodiment, the top net-shaped damage prevention plate is fixed to the top end surfaces of the rear panel, the left panel 113 and the right panel 114 by means of spot welding, and the bottom net-shaped damage prevention plate is fixed to the bottom end surfaces of the rear panel, the left panel 113 and the right panel 114 by means of spot welding.
Further, in order to realize that the internal elements of the electrical box 10 are electrically connected with the external elements of the electrical box 10, the bottom plate 13 is provided with the wire passing hole 132, so that the electrical connection wire can conveniently pass through to electrically connect the internal and external elements of the electrical box 10, and compared with the wire passing hole 132 arranged on the top plate 12, the wire passing hole 132 is arranged on the bottom plate 13, the threading process is not influenced by the water baffle plate 14.
Further, two wire through holes 132 are provided on the bottom plate 13, one of which is used for incoming wires and the other is used for outgoing wires.
Further, the two wire holes 132 on the bottom plate 13 are symmetrically arranged.
Further, the top plate 12 and the bottom plate 13 are parallel to the top and bottom ends of the main case 11, respectively.
The utility model also provides a heat pump set, its adoption has good heat dispersion's electrical apparatus box 10, and heat pump set operation safe and reliable more.
In an embodiment of the heat pump unit of the present invention, the heat pump unit includes the electrical box 10 in any one or any several embodiments, and further includes a housing 20, and the electrical box 10 is fixed to the housing 20.
In this embodiment, the electrical equipment is an air conditioning heat pump unit.
Further, in order to accelerate the air exchange efficiency inside and outside the electrical apparatus box 10 and improve the heat dissipation efficiency of the electrical apparatus box 10, the heat pump unit further includes at least one heat dissipation fan 30, the heat dissipation fan 30 is disposed outside the electrical apparatus box 10, the heat dissipation fan 30 is fixed to the housing case 20, the heat dissipation fan 30 faces away from the heat dissipation window 111, and the heat dissipation fan 30 is a suction fan and is used for providing power to make the air inside the electrical apparatus box 10 flow out of the electrical apparatus box 10. With the arrangement, the efficiency of the air inside and outside the electrical box 10 flowing through the heat dissipation window 111 can be enhanced in a forced convection manner, and the heat inside the electrical box 10 can be taken away more quickly.
Further, the heat dissipation fan 30 is disposed in parallel with the first heat dissipation window set or the second heat dissipation window set.
In this embodiment, the heat dissipation fan 30 is disposed parallel to the left panel 113 or the right panel 114 of the electrical box 10, so that at least a portion of the heat dissipation fan 30 faces the heat dissipation window 111, thereby improving the air exchange efficiency between the inside and the outside of the electrical box 10.
Further, in order to improve the heat dissipation performance, a vent 21 is provided on the housing 20, and a heat dissipation fan 30 is provided in the vent 21, wherein the heat dissipation fan 30 is configured to draw air inside the electrical box 10 out of the housing 20. Therefore, heat exchange between the air inside the electric box 10 and the air outside the heat pump unit can be realized, and the heat inside the electric box 10 can be taken out more quickly.
Further, in order to more quickly take out the heat inside the electrical box 10, the heat dissipation fan 30 is disposed above the side panel (the left panel 113 or the right panel 114), and since the hot air has a lower density and a smaller buoyancy and tends to rise, the heat dissipation fan 30 is disposed above the side panel provided with the first window set or the second window set, which is advantageous for more quickly drawing the hot air out of the interior of the electrical box 10.
Specifically, the height of the main box body 11 is x, and the horizontal plane at the 0.60x height position of the main box body 11 is a reference horizontal plane; the heat dissipation fan 30 is located above the reference level; the bottom of the heat radiating fan 30 is lower than the top plate 12.
Note that the height of the main case 11 is the height between the top and the bottom. In the present embodiment, the reference level is a level at 0.75x, and the heat dissipation fan 30 is located above the reference level. In other embodiments, the reference level may be at other positions as long as the heat dissipation fan 30 is located laterally above the main box 11, so that the hot air rises, and when the heat dissipation fan 30 located laterally above works, the air inside the electrical box 10 is more easily exhausted.
As shown in fig. 5, the suction force provided by the heat dissipation fan 30 in the figure can make a part of the air inside the electrical box 10 flow out through the top heat dissipation hole and another part of the air flow out through the heat dissipation window 111.
In some embodiments, the electrical box 10 may also be configured to be partially higher than the top plate 12 and partially lower than the top plate 12 in the height direction.
In the description herein, it is to be understood that the terms "upper", "lower", "left", "right", and the like are used in a descriptive sense and with reference to the illustrated orientation or positional relationship, and are used for convenience in description and simplicity in 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 thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any 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 principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. An electrical box (10) with good heat dissipation, comprising:
a main box body (11) provided with a first window group and a second window group which are opposite; the first window group and the second window group respectively comprise a plurality of heat dissipation windows (111) which are arranged at intervals along the vertical direction;
a top plate (12) fixed to the main case (11); the top plate (12) is arranged at the top opening of the main box body (11), and the top plate (12) is provided with a plurality of top heat dissipation holes;
the bottom plate (13) is fixed on the main box body (11), the bottom plate (13) is arranged at the bottom opening of the main box body (11), and the bottom plate (13) is provided with a plurality of bottom heat dissipation holes (131).
2. The electrical box (10) with good heat dissipation according to claim 1, further comprising a water baffle (14), wherein the water baffle (14) is fixed on the main box body (11) or the top plate (12), and the water baffle (14) is arranged above the top plate (12); a ventilation gap is formed between the water baffle (14) and the top plate (12);
in the vertical direction, the projection of the top heat dissipation hole is positioned in the projection of the water baffle (14).
3. The electrical box (10) with good heat dissipation according to claim 2, wherein the water baffle (14) is an inverted V-shaped water baffle (14).
4. The electrical box (10) with good heat dissipation according to claim 1, wherein the top plate (12) and the bottom plate (13) are both mesh-shaped anti-damage plates.
5. The electrical box (10) with good heat dissipation according to claim 1, wherein the bottom plate (13) is provided with a wire passing hole (132).
6. The electrical box (10) with good heat dissipation according to any one of claims 1-5, wherein the main box body (11) comprises a left panel (113) and a right panel (114) which are oppositely arranged, the first window group is arranged on the left panel (113), and the second window group is arranged on the right panel (114); the heat dissipation window (111) is a louver type heat dissipation window (111).
7. A heat pump unit, characterized in that it comprises the electrical box (10) with good heat dissipation as claimed in any one of claims 1-6, and further comprises a casing (20), wherein the electrical box (10) is fixed on the casing (20).
8. A heat pump unit according to claim 7, further comprising at least one heat dissipation fan (30), wherein the heat dissipation fan (30) is disposed outside the electrical box (10), and the heat dissipation fan (30) faces away from the first window set or the second window set.
9. A heat pump unit according to claim 8, characterised in that the housing (20) is provided with a vent (21), the heat dissipation fan (30) is provided in the vent (21), and the heat dissipation fan (30) is used for drawing air inside the electrical box (10) out of the housing (20).
10. The heat pump unit according to claim 9, characterized in that the height of the main box (11) is x, and the horizontal plane of the 0.6x height position of the main box (11) is a reference horizontal plane; the heat dissipation fan (30) is located above the reference level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022649908.9U CN213841427U (en) | 2020-11-16 | 2020-11-16 | Electrical apparatus box and heat pump set that heat dissipation is good |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022649908.9U CN213841427U (en) | 2020-11-16 | 2020-11-16 | Electrical apparatus box and heat pump set that heat dissipation is good |
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| CN213841427U true CN213841427U (en) | 2021-07-30 |
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| CN202022649908.9U Active CN213841427U (en) | 2020-11-16 | 2020-11-16 | Electrical apparatus box and heat pump set that heat dissipation is good |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114173501A (en) * | 2021-11-02 | 2022-03-11 | 浙江大华技术股份有限公司 | Waterproof box and electronic equipment |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114173501A (en) * | 2021-11-02 | 2022-03-11 | 浙江大华技术股份有限公司 | Waterproof box and electronic equipment |
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