CN216557431U

CN216557431U - Air condensing units and air conditioner

Info

Publication number: CN216557431U
Application number: CN202123250953.8U
Authority: CN
Inventors: 谭裕锋; 陈海群; 邹海如; 唐金
Original assignee: Hisense Guangdong Air Conditioning Co Ltd
Current assignee: Hisense Guangdong Air Conditioning Co Ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-17
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses an air conditioner outdoor unit and an air conditioner, wherein the air conditioner outdoor unit comprises a shell, an electric control box, a heat dissipation device and a heat conduction pipe, wherein the shell is provided with an accommodating cavity; the electric control box is arranged in the accommodating cavity; the heat dissipation device is arranged on the electric control box and/or in the electric control box and is used for dissipating heat of the electric control box; the heat conduction pipe is arranged on the outer wall of the heat dissipation device, and a flow channel for water to flow is formed in the heat conduction pipe. According to the air conditioner outdoor unit and the air conditioner, the heat dissipation of the electric control board can be realized on the premise of not influencing the refrigerating capacity, the heat dissipation effect is improved, and the cost is low.

Description

Air condensing units and air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an air conditioner outdoor unit and an air conditioner.

Background

At present, heat dissipation of an electric control board on an outdoor unit of a variable frequency air conditioner is mainly performed by connecting a heat dissipation device on the electric control board for heat exchange, but the heat dissipation device mainly performs cooling by hot air (hot air sometimes has a temperature of more than 60 ℃) discharged by a condenser during refrigeration, and the cooling effect is not ideal.

In order to ensure the reliability of the electric control, the following measures are generally taken:

1. the running frequency of the compressor is reduced;

2. adopts a high-temperature resistant electric control component.

However, the two measures have the following technical problems:

1. in the prior art, although the electric control reliability can be improved by reducing the running frequency of a compressor, the refrigeration capacity is reduced, and the use comfort of a user is influenced;

2. because only high-temperature resistant electric control components can be adopted, the cost of the electric control components is greatly improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air conditioner outdoor unit which can realize heat dissipation of an electric control plate on the premise of not influencing the refrigerating capacity, improves the heat dissipation effect and is low in cost. In addition, the utility model also provides an air conditioner adopting the air conditioner outdoor unit.

In order to achieve the above object, the present invention provides an outdoor unit of an air conditioner, comprising:

a housing having a receiving cavity;

the electric control box is arranged in the accommodating cavity;

the heat dissipation device is arranged on the electric control box and/or in the electric control box and used for dissipating heat of the electric control box; and

the heat conduction pipe is arranged on the outer wall of the heat dissipation device, and a flow channel for water to flow is formed in the heat conduction pipe.

Based on the above scheme, because be equipped with heat abstractor on the automatically controlled box or in the automatically controlled box, heat abstractor can dispel the heat for automatically controlled box, and be equipped with the heat pipe on heat abstractor's the outer wall, can communicate the cooling water in the heat pipe, realize the quick heat dissipation to heat abstractor, thereby increase the radiating efficiency of automatically controlled box, need not reduce the operating frequency of compressor, thereby ensured the refrigeration ability, can not influence the user and use the travelling comfort, also need not use high temperature resistance automatically controlled components and parts, thereby the cost of air condensing units has been reduced.

In some embodiments, the heat pipe is disposed around an outer wall of the heat sink.

In some embodiments, the heat pipe is coiled on top of the heat sink.

In some embodiments, the heat pipe has a water inlet connected to a drain pipe of the indoor unit of the air conditioner and a water outlet capable of discharging water into a base pan of the outdoor unit of the air conditioner.

In some embodiments, the outdoor unit of an air conditioner further includes a pumping device disposed between the water inlet and a drain pipe of the indoor unit of the air conditioner.

In some embodiments, the outdoor unit of the air conditioner further includes an air supply assembly, the heat dissipation device is disposed in the electronic control box, and the electronic control box has at least one air inlet disposed toward the air supply assembly.

In some embodiments, the electronic control box comprises:

an upper cover;

the lower cover is buckled with the upper cover to form an installation cavity; and

the electric control board is arranged in the mounting cavity, and the heat dissipation device is arranged below the electric control board.

In some embodiments, the electronic control board is provided with an electronic control component, and the electronic control component is arranged on one side of the electronic control board close to the heat dissipation device.

In some embodiments, the heat sink has a plurality of fins.

In addition, the utility model also provides an air conditioner, which comprises an air conditioner indoor unit and an air conditioner outdoor unit which are connected, wherein the air conditioner outdoor unit is adopted.

Compared with the prior art, the air conditioner outdoor unit has the beneficial effects that:

because the heat dissipation device is arranged on the electric control box of the outdoor unit or in the electric control box, the heat dissipation device can dissipate heat for the electric control box, and the outer wall of the heat dissipation device is provided with the heat conduction pipe, cooling water can be communicated in the heat conduction pipe to realize quick heat dissipation of the heat dissipation device, so that the heat dissipation efficiency of the electric control box is increased, and the electric control components in the electric control box are prevented from being damaged, thereby avoiding the need of reducing the frequency of a compressor or using high-temperature resistant electric control components in the prior art. Further, because the heat pipe can let in the cooling water that flows to ensure that the water in the heat pipe is in the low temperature state always, can last the heat transfer, thereby can play better radiating effect, further improve the radiating efficiency of automatically controlled box.

Drawings

Fig. 1 is a schematic structural view of an outdoor unit of an air conditioner according to some embodiments of the present invention in a state in which a part of a casing is removed;

fig. 2 is an exploded view of an electronic control box according to some embodiments of the present invention;

FIG. 3 is a schematic structural diagram of a heat dissipation device according to some embodiments of the present invention;

fig. 4 is an exploded view of an electronic control box according to some embodiments of the present invention;

FIG. 5 is a schematic structural diagram of a heat dissipation device according to some embodiments of the present invention;

in the figure, 1, a housing; 2. an electronic control box; 21. an upper cover; 22. a lower cover; 23. an electric control board; 231. an electric control component; 3. a heat sink; 31. a fin; 4. a heat conducting pipe; 41. a water inlet; 42. a water outlet; 5. a compressor; 6. an air supply assembly; 7. a separator.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" 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 defined otherwise.

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; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. 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, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. 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.

Referring to fig. 1 to 5, an outdoor unit of an air conditioner according to an embodiment of the present invention includes a casing 1, an electric control box 2, a heat dissipation device 3, and a heat pipe 4; the shell 1 is provided with an accommodating cavity; the electric control box 2 is arranged in the accommodating cavity; the heat dissipation device 3 is arranged on the electric control box 2 and/or in the electric control box 2 and is used for dissipating heat of the electric control box 2; the heat pipe 4 is provided on the outer wall of the heat sink 3, and the heat pipe 4 has a flow passage through which water flows.

Based on the above scheme, because on automatically controlled box 2 or be equipped with heat abstractor 3 in automatically controlled box 2, heat abstractor 3 can dispel the heat for automatically controlled box 2, and be equipped with heat pipe 4 on heat abstractor 3's the outer wall, can communicate the cooling water in the heat pipe 4, realize the quick heat dissipation to heat abstractor 3, thereby increase automatically controlled box 2's radiating efficiency, the operating frequency that need not reduce compressor 5, thereby guaranteed the refrigeration ability, can not influence the user and use the travelling comfort, also need not use the automatically controlled components and parts of high temperature resistance, thereby air condensing units's cost has been reduced.

In some embodiments, the heat conducting pipes 4 are disposed around the outer wall of the heat dissipation device 3, so as to increase the contact area between the heat conducting pipes 4 and the heat dissipation device 3, and further improve the heat dissipation efficiency of the heat dissipation device 3.

In some embodiments, the heat conducting pipes 4 are coiled on the top of the heat dissipation device 3, so as to increase the contact area between the heat conducting pipes 4 and the heat dissipation device 3, and further improve the heat dissipation efficiency of the heat dissipation device 3.

In some embodiments, the heat pipe 4 has a water inlet 41 and a water outlet 42, the water inlet 41 is connected to a drain pipe of the indoor unit of the air conditioner, and the water outlet 42 is capable of discharging water into a chassis of the outdoor unit of the air conditioner. When the air conditioner operates in a refrigerating mode, cooling water generated by the indoor unit heat exchanger is drained to the water inlet 41 of the heat conduction pipe 4 through the indoor unit drain pipe of the air conditioner, enters the heat conduction pipe 4 to absorb heat, and cools the electric control box 2. The higher the operating frequency of the compressor 5, the more water is produced and the better the cooling effect.

Further, because the water inlet 41 is connected with the drain pipe of the indoor unit of the air conditioner, it is ensured that cooling water always enters the heat pipe 4, and meanwhile, because the water outlet 42 can discharge water into the chassis of the outdoor unit of the air conditioner, so that the cooling water in the heat pipe 4 can be directly discharged after absorbing heat, so as to ensure that the water temperature in the heat pipe 4 is always in a low-temperature state, thereby further ensuring that heat exchange can be continuously performed between the heat pipe 4 and the electric control box 2, thereby ensuring the heat dissipation effect of the heat pipe 4 on the electric control box 2, avoiding that the water in the heat pipe 4 can not be replaced in time in the prior art, increasing the water temperature causes a phenomenon of poor heat dissipation effect, thereby improving the heat dissipation efficiency, and avoiding the electric control box 2 from being damaged due to overhigh temperature.

Specifically, because the cooling water that the indoor set produced when the air conditioner refrigerates cools off the radiator device through heat pipe 4, because the cooling water temperature is very low, usually only about 10 ℃, the highest generally can not exceed 20 ℃, therefore the cooling effect is better, need not adopt high temperature resistant automatically controlled components and parts, reduced automatically controlled device cost, and the cooling water that the higher the refrigeration running frequency is more the better to automatically controlled cooling effect, consequently can use under the higher frequency, expanded compressor 5 frequency operating range, thereby improved user's comfort in utilization.

Furthermore, the cooling water of the indoor unit of the air conditioner absorbs heat through the heat conduction pipe 4 and is discharged, so that the phenomenon that the cooling water of the indoor unit of the air conditioner splashes on the electric control box 2 to cause short circuit and burnout of electric appliances is avoided, and the safety and the reliability of the radiator device are ensured.

In some embodiments, the outdoor unit of the air conditioner further includes a pumping device (not shown in the figure), the pumping device is disposed between the water inlet 41 and the drain pipe of the indoor unit of the air conditioner, and specifically, the pumping device includes a water pump, when the horizontal position of the drain pipe of the indoor unit is lower than the heat dissipation device 3, at this time, water generated by the heat exchanger of the indoor unit cannot be automatically drained out of the heat dissipation device 3, the water pump may be installed on the drain pipe of the indoor unit, and the water pump is controlled to be turned on in a cooling mode (including dehumidification), and turned off in a heating mode and a blowing mode. The water pump can be selectively installed in the indoor unit or in the outdoor unit.

Optionally, the water pump can be installed in air conditioning indoor set or air conditioning outdoor unit, plays the guard action to the water pump from this, avoids it to receive the damage, and the alternative, the water pump can be arranged in the air conditioning outdoor unit and outside the air conditioning indoor set, can adjust according to actual conditions, does not do specifically and restricts here. In some embodiments, the outdoor unit of the air conditioner further includes an air supply assembly 6, the heat dissipation device 3 is disposed in the electronic control box 2, the electronic control box 2 has at least one air inlet (not shown in the figure), the air inlet is disposed adjacent to the air supply assembly 6, the air supply assembly 6 can supply air into the electronic control box 2, and by disposing the air supply device, the air circulation inside the outdoor unit of the air conditioner can be promoted, and the heat dissipation of the electronic control box 2 is further facilitated.

In some embodiments, the electronic control box 2 includes an upper cover 21, a lower cover 22 and an electronic control board 23, and the lower cover 22 is engaged with the upper cover 21 to form a mounting cavity, thereby facilitating the disassembly and maintenance of the electronic control box 2; the electric control board 23 is arranged in the installation cavity, the heat dissipation device 3 is arranged below the electric control board 23, and the heat dissipation device 3 is arranged below the electric control board 23 to better dissipate heat of the electric control board 23 due to the fact that the electric control board 23 mainly generates heat and the heat dissipation device 3 is arranged to ensure that the electric control component 231 on the electric control board 23 is not damaged.

In some embodiments, the heat dissipation device 3 includes a heat dissipation block, and the electronic control board 23 is connected to the heat dissipation block, and transfers heat to the heat dissipation block to realize cooling of the electronic control board 23; in some embodiments, the electronic control board 23 can also be directly connected to the heat pipe 4; or the electronic control board 23 is connected to both the heat slug and the heat pipe 4.

In some embodiments, the electronic control board 23 is provided with an electronic control component 231, and the electronic control component 231 is disposed on a side of the electronic control board 23 close to the heat dissipation device 3, so as to further facilitate the heat dissipation device 3 to dissipate heat from the electronic control board 23.

In some embodiments, the air inlet is disposed at the bottom of the lower cover 22, so that the air fed into the interior of the electronic control box 2 can take away the heat of the heat sink 3.

In some embodiments, the heat dissipation device 3 has a plurality of fins 31, and by providing the fins 31, the contact area between the heat dissipation device 3 and the air is further increased, the heat dissipation efficiency is further improved, and the heat dissipation effect is ensured.

In some embodiments, the heat pipe 4 is integrally formed, the cooling water is discharged by absorbing heat through the heat pipe 4, and the heat pipe 4 is integrally formed without any gap, so that short circuit and burnout of an electric appliance caused by the fact that the cooling water of the indoor unit of the air conditioner splashes on an electric control device can be avoided, and safety and reliability of the water-cooled electric control radiator device are ensured.

In some embodiments, the shape of the cross section of the heat conductive pipe 4 may be circular, oval, rectangular, square or other polygonal shapes, and the shape of the cross section of the heat conductive pipe 4 may be specifically selected according to the position where the heat conductive pipe 4 is disposed, and is not limited herein.

In addition, the utility model also provides an air conditioner, which comprises an air conditioner indoor unit and an air conditioner outdoor unit which are connected, wherein the air conditioner outdoor unit adopts the air conditioner outdoor unit.

To sum up, the air conditioner outdoor unit and the air conditioner provided by the embodiment of the utility model comprise a compressor 5, a partition plate 7 is arranged in a shell 1, an air supply assembly 6 and the compressor 5 are respectively arranged on two sides of the partition plate 7, a heat dissipation device 3 is arranged on the partition plate 7, an electric control box 2 is arranged on a middle partition plate 7, one side of the electric control box 2 is arranged on a fan system, and the other side of the electric control box 2 is arranged on a press system. The lowest part of the electronic control box 2 is provided with a radiating block, as shown in fig. 2 and 3, the heat conducting pipe 4 can be arranged around the side surface of the radiating block, as shown in fig. 4 and 5, and the heat conducting pipe 4 can also be arranged on the upper surface of the radiating block. When the heat conduction pipe 4 is installed on the periphery of the side surface of the heat dissipation block, the electric control board 23 can be installed on the upper surface of the heat dissipation block; when heat conductive pipes 4 are mounted on the upper surface of the block, electronic control board 23 may be mounted on heat conductive pipes 4. The heat pipe 4 has a water inlet 41 and a water outlet 42, the water inlet 41 is connected to the indoor unit drain pipe of the air conditioner, and the water outlet 42 can discharge water to the outdoor unit chassis. The electrical control box 2 has an opening at the bottom, and the electrical control board 23 can be cooled by the opening. When the air conditioner operates in a refrigerating mode, cooling water generated by the indoor unit heat exchanger is drained to the water inlet 41 of the heat conduction pipe 4 through the indoor unit drain pipe of the air conditioner, enters the heat conduction pipe 4 and absorbs heat, and therefore the electric control plate 23 can be cooled.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 utility model. In this specification, the schematic representations of the terms used above do not necessarily 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.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

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

a housing having a receiving cavity;

the electric control box is arranged in the accommodating cavity;

2. The outdoor unit of claim 1, wherein the heat conductive pipe is circumferentially disposed on an outer wall of the heat discharging device.

3. An outdoor unit of an air conditioner according to claim 1, wherein said heat conductive pipe is wound up on a top of said heat dissipating unit.

4. The outdoor unit of claim 1, wherein the heat conductive pipe has a water inlet connected to a drain pipe of the indoor unit of the air conditioner and a water outlet capable of discharging water into a base pan of the outdoor unit of the air conditioner.

5. The outdoor unit of claim 4, further comprising a pumping means disposed between the inlet port and a discharge pipe of the indoor unit of the air conditioner.

6. The outdoor unit of claim 1, further comprising an air supply assembly, wherein the heat sink is disposed in the electronic control box, and the electronic control box has at least one air inlet disposed toward the air supply assembly.

7. The outdoor unit of claim 1, wherein the electric control box comprises:

an upper cover;

8. The outdoor unit of claim 7, wherein the electric control panel is provided with electric control components, and the electric control components are arranged on a side of the electric control panel close to the heat dissipation device.

9. The outdoor unit of claim 1, wherein the heat radiating means has a plurality of fins.

10. An air conditioner comprising an indoor unit and an outdoor unit connected to each other, wherein the outdoor unit is the outdoor unit according to any one of claims 1 to 9.