CN215909260U - Outdoor machine of air conditioner - Google Patents

Abstract

The utility model provides an air conditioner outdoor unit, which comprises an electric appliance box bracket, a first air conditioner, a second air conditioner air; the electrical box is fixed on the electrical box bracket, and an opening is locally formed in one side surface of the electrical box; the printed circuit board is arranged in the electric appliance box, and a heating module is arranged on one side surface of the printed circuit board and penetrates through the opening of the electric appliance box; the radiator is connected to the side face of the opening on the electrical box and is abutted to the heating element, and the radiator is an air cooling radiator or a refrigerant radiator; when the radiator is a refrigerant radiator, a connecting plate is arranged around the periphery of the refrigerant radiator and fixedly connected to the electric appliance box to position the refrigerant radiator. The electric box in the air conditioner outdoor unit can be matched with two different radiators, so that the universality of the electric box is wider, the die sinking cost of the electric box can be reduced, and the assembly efficiency is improved.

Description

Outdoor machine of air conditioner

Technical Field

The utility model belongs to the technical field of air conditioning, and particularly relates to an air conditioner outdoor unit.

Background

The household appliance industry is in a situation of intense competition at present, each big competitive product has unique innovation in the aspects of functions, appearance and the like, and the product details are also important factors influencing the purchasing power of consumers.

The outdoor module heat dissipation scheme of the existing air conditioner mainly comprises two types of refrigerant heat dissipation and air cooling heat dissipation, the refrigerant heat dissipation has obvious advantages compared with the air cooling heat dissipation, and the outdoor module heat dissipation scheme is mainly used for areas which are prone to high-temperature refrigeration, such as a Saudi area. However, refrigerant heat dissipation has disadvantages such as poor maintainability, and an influence on the air conditioner capacity, compared with the conventional air-cooled heat dissipation. Therefore, most areas still adopt the traditional air cooling heat dissipation scheme.

For the same outdoor unit box body, the refrigerant heat dissipation scheme is adopted for the region with obvious high-temperature refrigeration requirement, so that the heat dissipation of the outdoor module can be ensured to be optimal, and for other regions, the air cooling heat dissipation scheme can be adopted to meet the use requirement. Therefore, two sets of corresponding heat dissipation structural part molds need to be developed for the same box body platform, one set of heat dissipation scheme matched with the refrigerant and the other set of heat dissipation scheme matched with the air cooling are needed, and the problems of high cost and poor universality exist.

The utility model is provided in view of the above.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. For this purpose,

the utility model provides an air conditioner outdoor unit, which is beneficial to reducing the die sinking cost of an electrical box and improving the universality of the electrical box.

In order to achieve the above object, an embodiment of the present invention provides an air conditioner outdoor unit, including an electrical box bracket disposed in the air conditioner outdoor unit; the electrical box is fixed on the electrical box bracket, and an opening is locally formed in one side surface of the electrical box; the printed circuit board is arranged in the electric appliance box, and a heating module is arranged on one side surface of the printed circuit board and penetrates through the opening of the electric appliance box; the radiator is connected to the side face of the opening on the electrical box and is abutted to the heating element, and the radiator is an air cooling radiator or a refrigerant radiator; when the radiator is the refrigerant radiator, a connecting plate is arranged around the periphery of the refrigerant radiator, and the connecting plate is fixedly connected to the electric appliance box to position the refrigerant radiator. The electric box in the air conditioner outdoor unit can be respectively matched with the air cooling radiator and the refrigerant radiator, so that the universality of the electric box is wider, the die sinking cost of the electric box can be reduced, and the assembly efficiency is improved.

In addition, the outdoor unit of an air conditioner according to the above embodiment of the present invention may further have the following additional technical features:

in some embodiments of the present invention, a plurality of fins are disposed on the air-cooled heat sink, and the plurality of fins are disposed at intervals.

In some embodiments of the present invention, a boss is disposed on a side surface of the opening on the electrical box, and correspondingly, a groove matched with the boss is disposed on the air-cooled radiator, and the boss is inserted into the groove.

In some embodiments of the present invention, a through hole is formed in the middle of the boss, an assembly hole corresponding to the through hole is formed in the air-cooled radiator, and a fastening member is inserted through the through hole and the assembly hole.

In some embodiments of the utility model, the electric appliance box further comprises a partition board, wherein an air inlet is formed in the partition board, and the electric appliance box support is fixed on the partition board; an air guide cover is sleeved on the outer side of the air-cooled radiator and fixed on the electric appliance box support; the air guide cover is provided with an air inlet and an air outlet, and the air inlet is arranged corresponding to the air passing opening.

In some embodiments of the present invention, a gap space is disposed between the air-cooled heat sink and the electrical box.

In some embodiments of the present invention, a connection plate is disposed around the periphery of the refrigerant radiator, a hook is disposed on the connection plate, a slot matched with the hook is disposed on the electrical box, and the hook is inserted into the slot.

In some embodiments of the utility model, the connecting plate and the refrigerant radiator block the opening of the electrical box.

In some embodiments of the present invention, a clamping portion is disposed on the connecting plate, a pipe groove is disposed on the refrigerant radiator, the pipe groove is disposed corresponding to the clamping portion, and the refrigerant pipe is disposed in the clamping portion and the pipe groove.

In some embodiments of the utility model, the length of the opening of the tube groove is smaller than the diameter of the tube groove in the cross section of the tube groove.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an air-cooled heat sink according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an air-cooled heat sink with an air guiding cover removed according to an embodiment of the present invention;

fig. 3 is an exploded view of an air-cooled heat sink according to an embodiment of the present invention;

FIG. 4 is a side view of an air-cooled heat sink provided in accordance with an embodiment of the present invention;

fig. 5 is a first schematic view illustrating an assembly position of the electrical box and the heat generating module according to the embodiment of the utility model;

fig. 6 is a second schematic view illustrating an assembly position of the electrical box and the heat generating module according to the embodiment of the present invention;

FIG. 7 is a cross-sectional view A-A of FIG. 6;

FIG. 8 is an enlarged view of portion A of FIG. 7;

fig. 9 is a schematic structural diagram of a refrigerant heat sink according to an embodiment of the present invention;

FIG. 10 is a schematic view of a printed circuit board assembly provided in accordance with an embodiment of the present invention;

fig. 11 is a schematic view illustrating a position of a slot of an electrical box according to an embodiment of the present invention;

FIG. 12 is an enlarged view of portion B of FIG. 11;

fig. 13 is an exploded view of a refrigerant radiator according to an embodiment of the present invention;

fig. 14 is a schematic cross-sectional view of a tube groove of a refrigerant radiator according to an embodiment of the present invention.

In the above figures: 1. an electrical box support; 2. an electrical box; 21. opening a hole; 22. a boss; 23. A through hole; 24. a card slot; 3. a printed circuit board; 31. a heat generating module; 4. an air-cooled radiator; 41. a fin; 42. an assembly hole; 43. a groove; 5. a refrigerant radiator; 51. a pipe groove; 511. An opening; 6. a clearance space; 7. a wind scooper; 71. an air inlet; 72. an air outlet; 8. a connecting plate; 81. a hook is clamped; 82. a clamping part; 9. a refrigerant pipe.

Detailed Description

The utility model is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The air conditioner performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the air that has been conditioned and heat-exchanged.

The compressor compresses a refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.

The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.

The air conditioner includes an outdoor air conditioner, which is a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger, and an indoor air conditioner including an indoor heat exchanger, and an expansion valve may be provided in the indoor air conditioner or the outdoor air conditioner. The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater in a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler in a cooling mode.

The indoor air conditioner is connected to an outdoor air conditioner installed in an outdoor space through a pipe. The outdoor unit of the air conditioner may be provided with a compressor, an outdoor heat exchanger, an outdoor fan, an expander, and the like of a refrigeration cycle, and the indoor unit of the air conditioner may be provided with an indoor heat exchanger and an indoor fan.

The indoor unit of the air conditioner can be in a cabinet type, or a vertical hanging type, or can be a wall-mounted indoor unit of the air conditioner arranged on the wall of the indoor space, and the shape of the indoor unit of the air conditioner can be in a similar cylindrical shape or a long cylindrical shape.

Referring to fig. 1 to 14, an outdoor unit of an air conditioner has an outdoor housing in which a partition is provided to divide an inner space of the outdoor housing into a first inner space and a second inner space.

The first inner space is provided with an outdoor heat exchanger, the front side of the outdoor heat exchanger is provided with a motor, the motor rotates to drive the outdoor fan to rotate, so that the first inner space forms a negative pressure area, and the negative pressure area enables outside air of the outdoor shell to be sucked into the first inner space through the outdoor heat exchanger and then blown out to the outside. When the outdoor air is sucked, the outdoor air carries away heat at the outdoor heat exchanger to finish heat exchange, and then the hot air after heat exchange is blown out to the outdoor so as to achieve the effect of reducing the temperature of the outdoor heat exchanger.

The second inner space is provided with not only refrigeration cycle components such as a compressor and an expander, but also an electrical box 2, an electrical box support 1, a printed circuit board 3 and a radiator.

The electrical box support 1 is provided with a hook, the electrical box support 1 is hung on the partition plate through the hook, and then the electrical box support is fastened through screws. The electrical apparatus box 2 is fixed on electrical apparatus box support 1, is provided with printed circuit board 3 in the electrical apparatus box 2, is provided with heating module 31 on the printed circuit board 3, and other module settings are kept away from to heating module 31, and heating module 31 is the module that printed circuit board 3 during operation easily generates heat. A hole 21 is partially formed in one side surface of the electrical box 2, and the heating module 31 is disposed through the hole 21 of the electrical box 2.

The side surface of the opening 21 of the electrical box 2 is connected with a radiator, the radiator is abutted with the heating element, the heat of the heating element is transferred to the radiator in a heat transfer mode, and the heat dissipation of the heating element is realized through the heat dissipation of the radiator. It should be noted that the heat sink connected to the electrical box 2 in the present embodiment in the above manner may be provided as the air-cooled heat sink 4 or may be provided as the refrigerant heat sink 5. Make same electrical apparatus box 2 both can the adaptation installation forced air cooling radiator 4, also can the adaptation installation refrigerant radiator 5 to make electrical apparatus box 2's commonality wider, because electrical apparatus box 2 is general setting, reducible electrical apparatus box 2's die sinking cost, and then reach and fall this effect of carrying.

Referring to fig. 1-8, when the air-cooled heat sink 4 is mounted on the electrical box 2, the boss 22 is disposed on the side of the opening 21 of the electrical box 2, and correspondingly, the air-cooled heat sink 4 is provided with a groove 43 engaged with the boss 22, and the boss 22 is inserted into the groove 43, so that the boss 22 is pre-positioned when the air-cooled heat sink 4 is assembled.

The middle part of the boss 22 is provided with a through hole 23, the air-cooled radiator 4 is provided with an assembly hole 42 corresponding to the through hole 23, and a fastener penetrates through the through hole 23 and the assembly hole 42 to fixedly connect the air-cooled radiator 4 on the electrical box 2.

A gap space 6 is arranged between the air-cooled radiator 4 and the electric appliance box 2, so that air flow blows through the gap space 6 to take away heat of the electric appliance box 2 and the air-cooled radiator 4, and the heat dissipation efficiency of the air-cooled radiator 4 is improved.

The air-cooled heat sink 4 is provided with a plurality of fins 41, the plurality of fins 41 are arranged in the same direction, and the fins 41 are arranged at intervals in the same direction. The arrangement of the fins 41 can increase the heat dissipation area of the air-cooled heat sink 4, and the gaps among the fins 41 are beneficial to facilitating the heat dissipation of the air flow.

An air inlet is formed in the partition plate, and the electric appliance box support 1 is fixed on the partition plate. The air passing opening is communicated with the first inner space and the second inner space. The outside cover of air-cooled radiator 4 is equipped with wind scooper 7, and wind scooper 7 is fixed in on electrical apparatus box support 1. The air guiding cover 7 is provided with an air inlet 71 and an air outlet 72, the air inlet 71 is arranged corresponding to the air passing opening, so that the air in the first internal space and the air in the second internal space are communicated with each other, the heat of the air-cooled radiator 4 and the heat of the heating element can be taken away by the circulating air, and the heat dissipation effect is improved.

Referring to fig. 9-14, when the electrical apparatus box 2 is adapted to the refrigerant radiator 5, the connecting plate 8 is surrounded on the periphery of the refrigerant radiator 5, the refrigerant radiator 5 is disposed in a vacant position in the middle of the connecting plate 8, the connecting plate 8 is provided with a hook 81, correspondingly, the electrical apparatus box 2 is provided with a slot 24 matched with the hook 81, the hook 81 is inserted into the slot 24 to fixedly connect the connecting plate 8 to the electrical apparatus box 2, and thus it is ensured that the heating module 31 corresponds to the vacant position in the middle of the refrigerant radiator 5.

The refrigerant radiator 5 is in contact with the heating element. The connecting plate 8 is provided with a clamping portion 82, the refrigerant radiator 5 is provided with a pipe groove 51, the pipe groove 51 and the clamping portion 82 are correspondingly assembled, so that the pipe groove 51 and the clamping portion 82 coincide with each other, and the refrigerant pipe 9 of the refrigerant radiator 5 is assembled into the clamping portion 82 and the pipe groove 51. Refrigerant pipe 9 sets up to the copper pipe, sets up refrigerant pipe 9 assembly and is favorable to fixed refrigerant radiator 5 on joint portion 82 of connecting plate 8.

In this embodiment, the pipe slot 51 is an arc pipe slot 51, two pipe slots 51 are provided on the refrigerant radiator 5, the refrigerant pipe 9 is a "U" shaped pipe, and the "U" shaped pipe is correspondingly embedded in the two pipe slots 51. In the cross section of the pipe groove 51, the length of the opening 511 of the pipe groove 51 is smaller than the diameter of the pipe groove 51, so as to ensure that the refrigerant pipe 9 is firmly clamped with the refrigerant radiator 5 and the connecting plate 8.

After the refrigerant radiator 5 is fixed, the narrow refrigerant radiator 5 cannot block the opening 21 of the electric appliance box 2 penetrating the heating module 31, which is likely to cause the entrance of mosquitoes, geckos and the like. This embodiment is after the aggregate erection that adopts connecting plate 8 and refrigerant radiator 5, and connecting plate 8 can effectively plug up the unable gap of plugging up of refrigerant radiator 5 on electrical apparatus box 2, is favorable to preventing the mosquito from getting into.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. An outdoor unit of an air conditioner, comprising:

the electric appliance box bracket is arranged in the air conditioner outdoor unit;

the electrical box is fixed on the electrical box bracket, and an opening is locally formed in one side surface of the electrical box;

the printed circuit board is arranged in the electric appliance box, and a heating module is arranged on one side surface of the printed circuit board and penetrates through the opening of the electric appliance box;

the radiator is connected to the side face of the opening on the electrical box and is abutted to the heating element, and the radiator is an air cooling radiator or a refrigerant radiator;

when the radiator is the refrigerant radiator, a connecting plate is arranged around the periphery of the refrigerant radiator, and the connecting plate is fixedly connected to the electric appliance box to position the refrigerant radiator.

2. The outdoor unit of claim 1, wherein,

a plurality of fins are arranged on the air-cooled radiator and are arranged at intervals.

3. The outdoor unit of claim 1, wherein,

the side face of the opening, which is arranged on the electrical box, is provided with a boss, correspondingly, the air-cooled radiator is provided with a groove matched with the boss, and the boss is inserted into the groove.

4. The outdoor unit of claim 3, wherein,

the middle part of boss is provided with the through hole, be provided with on the forced air cooling radiator with the pilot hole that the through hole corresponds, the fastener wears to establish the through hole with the pilot hole.

5. The outdoor unit of claim 1, wherein,

the electric appliance box support is fixed on the partition board;

an air guide cover is sleeved on the outer side of the air-cooled radiator and fixed on the electric appliance box support;

the air guide cover is provided with an air inlet and an air outlet, and the air inlet is arranged corresponding to the air passing opening.

6. The outdoor unit of claim 1, wherein,

a gap space is arranged between the air-cooled radiator and the electric appliance box.

7. The outdoor unit of claim 1, wherein,

the connecting plate is provided with a clamping hook, the electrical box is provided with a clamping groove matched with the clamping hook, and the clamping hook is inserted into the clamping groove.

8. The outdoor unit of claim 7, wherein,

the connecting plate and the refrigerant radiator shield the opening of the electrical box.

9. The outdoor unit of claim 7, wherein,

the connecting plate is provided with a clamping portion, the refrigerant radiator is provided with a pipe groove, the pipe groove corresponds to the clamping portion, and the refrigerant pipe is arranged in the clamping portion and the pipe groove.

10. The outdoor unit of claim 9, wherein,

the length of the opening of the pipe groove is smaller than the diameter of the pipe groove on the cross section of the pipe groove.

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