CN217876185U - Outdoor machine of air conditioner - Google Patents

Abstract

The utility model provides an air condensing units, include: a housing; electrically packaging the box; the electricity dress box includes: the box body is internally provided with a partition plate, the partition plate divides the interior of the box body into a main cavity and a side cavity, and a first refrigerant pipe and a second refrigerant pipe are arranged in the side cavity; the PCB is provided with a heating element and arranged in the main cavity; the heat dissipation plate is fixed on one side of the heating element, which is far away from the PCB; a heat radiation pipe fixed on the heat radiation plate and arranged in the main cavity; the partition plate is provided with a communication port; two ends of the radiating pipe are respectively connected with the first refrigerant pipe and the second refrigerant pipe; the bottom surface of the side cavity is arranged in an inclined manner from low to high gradually in the direction that the first refrigerant pipe and/or the second refrigerant pipe extend outwards from the position close to the communication port. The utility model provides an air condensing units utilizes the refrigerant to absorb the heat that the denso box released, and the heating element of electrical box is controlled at reasonable temperature range, outside the condensed water conservancy diversion that forms the refrigerant pipe condensation to the electrical box.

Description

Outdoor machine of air conditioner

Technical Field

The utility model belongs to the technical field of air condensing units, especially, relate to an air condensing unit.

Background

With the popularization of air conditioners, the upper limit of the use temperature requirement of the air conditioner is higher and higher. In the case of cooling in a high temperature environment, the outdoor unit of the air conditioner is exposed to an outdoor high temperature environment. And in the working process, the outdoor unit of the air conditioner exchanges heat with the outside air to release heat. However, under higher ambient temperature, the air temperature after the heat exchanger heat exchange will be higher, and the heat that produces in the electrical apparatus part operation in the automatically controlled box in air condensing units is more difficult to dispel the heat, and then makes the electrical apparatus part in the automatically controlled box be in the high temperature state always and take place ageing and damage, leads to air condensing units's use reliability to reduce, when dispelling the heat to the electrical apparatus box through the refrigerant pipe, easy condensation produces the comdenstion water on the outer wall of refrigerant pipe, influences the normal use of electrical apparatus box.

In view of this, the utility model discloses.

SUMMERY OF THE UTILITY MODEL

The utility model provides an to foretell technical problem, provide an air condensing units.

In order to achieve the above object, the utility model discloses a technical scheme be:

an outdoor unit of an air conditioner, comprising:

a housing defining an accommodating chamber;

the electric box is arranged in the accommodating cavity; the electronic box includes:

the refrigerator comprises a box body, a first refrigerant pipe and a second refrigerant pipe, wherein a partition plate is arranged in the box body and divides the inner part of the box body into a main cavity and a side cavity, and the side cavity is internally provided with the first refrigerant pipe and the second refrigerant pipe;

the PCB is provided with a heating element and is arranged in the main cavity;

the heat dissipation plate is fixed on one side of the heating element, which is far away from the PCB;

a heat dissipation pipe fixed to the heat dissipation plate and disposed in the main chamber;

the partition plate is provided with a communication port which communicates the main cavity with the side cavity; two ends of the radiating pipe are respectively connected with the first refrigerant pipe and the second refrigerant pipe;

the bottom surface of the side cavity is gradually obliquely arranged from low to high in the direction that the first refrigerant pipe and/or the second refrigerant pipe extend outwards from the position close to the communication port.

The air conditioner outdoor unit utilizes the refrigerant to absorb the heat released by the electric fitting box, and the heating element of the electric fitting box is controlled within a reasonable temperature range, so that high-temperature aging of the heating element can be avoided, the use reliability is further improved, and the operation reliability of the air conditioner outdoor unit is improved; the condensed water formed by the condensation of the refrigerant pipe is guided to the outside of the electric fitting box, so that the normal operation of the electric fitting box is prevented from being influenced.

In some embodiments of the present application, a drainage hole is disposed on a bottom surface of the main cavity, condensed water on the first refrigerant pipe and the second refrigerant pipe in the side cavity drops on the bottom surface of the side cavity, the condensed water is obliquely disposed, and the bottom surface flows to the communication port, and flows to the drainage hole on the bottom surface of the main cavity through the communication port to be drained outside the electronic box.

In some embodiments of the present application, a flow guide plate is disposed on a bottom surface of the side cavity, the flow guide plate is disposed at the communication port, and the flow guide plate is configured to guide condensed water dripping from the refrigerant pipe and the second refrigerant pipe to the communication port.

In some embodiments of the present application, one end of the heat dissipation tube is connected to the first refrigerant tube and is connected to the throttling device of the outdoor unit of the air conditioner through the first refrigerant tube, and the other end of the heat dissipation tube is connected to the second refrigerant tube and is communicated with the low pressure air tube of the outdoor unit of the air conditioner through the second refrigerant tube.

In some embodiments of the present application, the heat dissipating plate has a groove therein, and the heat dissipating pipe is installed in the groove; the sections of the radiating pipes arranged in the grooves are consistent with the cross sections of the grooves.

In some embodiments of the present application, an open end of the groove is located on a side of the heat dissipation plate away from the heat generating element.

In some embodiments of the present application, the heat dissipation plate further includes a pipe pressure plate fixed to a side of the heat dissipation plate away from the heat generating element; the pipeline pressing plate and the groove define a pipeline channel together, and the radiating pipe is installed in the pipeline channel.

In some embodiments of the present application, a pipe hook is disposed on the pipe pressing plate, and the pipe hook is connected to the heat dissipation pipe.

In some embodiments of the present application, a water blocking rib is further disposed on the box body, the main cavity is divided into a first cavity and a second cavity by the water blocking rib, and the drain hole and the heat dissipation plate are projected in the first cavity in the up-down direction.

In some embodiments of the present application, a sinking groove is provided on a bottom surface of the main cavity, and the drain hole is provided on one of side walls of the sinking groove.

Additional aspects and advantages of the invention 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 invention.

Drawings

Fig. 1 is a schematic view of an internal structure of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an electrical fitting box of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 3 is a plan view of the electrical box of the outdoor unit of the air conditioner according to the embodiment of the present invention;

FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3;

FIG. 5 is an axial cross-sectional view taken along line A-A of FIG. 3;

fig. 6 is a cross-sectional view of the electric box of the outdoor unit of the air conditioner according to the embodiment of the present invention;

fig. 7 is a schematic view illustrating a structural connection of an electrical fitting box of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 8 is a schematic view illustrating a disassembled structure of an electrical fitting box of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 9 is a schematic view of an internal structure of an electrical fitting box of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 10 is a first schematic structural view of a box body of an electrical box of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 11 is a second schematic structural view of a box body of an electrical box of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 12 is a third schematic structural view of a box body of an electrical box of an outdoor unit of an air conditioner according to an embodiment of the present invention;

fig. 13 is a first schematic view showing a first disassembled internal structure of an electric fitting box of an outdoor unit of an air conditioner according to the present invention;

fig. 14 is a second schematic diagram showing a disassembled internal structure of an electrical component box of an outdoor unit of an air conditioner according to the present invention.

In the above figures: a housing 1; a fan chamber 11; a compressor chamber 12; electrical packaging box 2; a box body 21; a partition plate 211; a communication port 2111; a first tube aperture 2112; a second tube bore 2113; a main chamber 212; a sink tank 2121; a drain hole 2122; a side cavity 213; a first refrigerant pipe 2131; a second refrigerant pipe 2132; bottom surface 2133 of the side cavity; a water retaining rib 214; a vent 215; a box cover 22; a PCB board 23; a heating element 24; a heat dissipation plate 25; a groove 251; a heat dissipation pipe 26; a first tube segment 261; a second tube segment 262; a third section 263; a line pressure plate 27; a pipeline clamping hook 271; a water baffle 272; an element holder 28; a component hook 281; a partition plate 3; a screw hole 4; a first positioning post 51; second positioning posts 52; the first positioning hole 53; a second positioning hole 54; a first connecting column 55; a second connecting post 56; a first connection hole 57; and a second connecting hole 58.

Detailed Description

The present invention will now be described in detail 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 present application, 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 the heat is released to the ambient 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 indoor air conditioner and an outdoor air conditioner, the outdoor air conditioner refers to a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger, the indoor air conditioner includes an indoor heat exchanger, and an expansion valve may be provided in the indoor or outdoor unit.

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 for a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler for a cooling mode.

Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 2, the outdoor unit of the air conditioner includes a casing 1, wherein the casing 1 defines a receiving chamber for enclosing a body of the outdoor unit of the air conditioner and protecting internal devices thereof; the cabinet 1 includes a front panel having an air outlet. A partition plate 3 is arranged in the accommodating cavity, and the accommodating cavity is divided into a fan cavity 11 and a compressor cavity 12 by the partition plate 3; wherein, fan chamber 11 is linked together with the air outlet that sets up on the front panel, and installs the fan in fan chamber 11, installs the compressor in compressor chamber 12, and electric box 2 sets up on the top of baffle 3, and the one end of electric box 2 is located fan chamber 11, and the other end is located compressor chamber 12. The side plate of the electrical box 2 located in the fan cavity 11 is provided with a vent 215, the vent 215 connects the inside of the electrical box 2 with the fan cavity 11, so that the airflow flows from the compressor cavity 12 to the fan cavity 11 through the electrical box 2, thereby realizing heat dissipation of the heating element 24 in the electrical box 2.

As shown in fig. 1 to 14, the electrical box 2 includes a box body 21, a box cover 22, a PCB 23, a heat dissipation plate 25 and a heat dissipation pipe 26; the cover 22 and the body 21 cooperate to define a receiving chamber. Wherein, a PCB board 23 is fixed on the box cover 22, and a heating element 24 is arranged on the PCB board 23; the heat dissipation plate 25 is fixed on one side of the heating element 24 away from the PCB 23; and the heat dissipation plate 25 is provided with a heat dissipation pipe 26; wherein, one end of the heat dissipation pipe 26 is connected with a throttling device of the air conditioner outdoor unit, and the other end is communicated with a low-pressure air pipe of the air conditioner outdoor unit; the cooling medium absorbs heat when flowing through the heat pipe 26, and absorbs heat released from the electrical component box 2, so as to dissipate heat of the electrical component box 2. In this embodiment, the heat dissipating plate 25 is tightly attached to the heating element 24, and the heat dissipating tube 26 is tightly attached to the heat dissipating plate 25, so as to effectively improve the heat dissipating efficiency.

In the present embodiment, the pipe pressing plate 27 is disposed at the opposite side of the radiating pipe 26 from the side cooperating with the radiating plate 25, that is, the pipe pressing plate 27 is disposed at the same side relative to the radiating plate 25. The radiating plate 25 is provided with a groove 251, and the pipe pressing plate 27 and the groove 251 define a pipe passage in which the radiating pipe 26 is installed. In one embodiment, the pipe pressing plate 27 is formed with fixing grooves which cooperate with the grooves 251 to define the pipe passage, and the radiating pipe 26 has a shape corresponding to the shape of the pipe passage.

A first isolation gap is provided between the line pressure plate 27 and the bottom of the box 21. The bottom and the pipeline clamp plate 27 of box body 21 can effectively be kept apart to first isolation clearance to increase the heat radiating area of heating panel 25, improve the radiating efficiency of heating panel 25, realize the high-efficient cooling to heating element 24.

In addition, in some embodiments, the heat dissipation plate 25 and the heat dissipation pipe 26 are connected to form a heat sink by stamping; the radiator composed of the radiating plate 25 and the radiating pipe 26 is used as an assembly, and is directly used for installation and use, so that the installation is convenient, and the assembly efficiency of an installer is improved.

In this embodiment, the heat dissipating plate 25 has a groove 251 for mounting the heat dissipating pipe 26, and the cross section of the groove 251 is an arc shape, and the arc shape is a major arc. It is possible to arrange that the section of the radiating pipe 26 located in the groove 251 corresponds to the cross section of the groove 251. The above arrangement increases the contact area between the heat dissipating plate 25 and the heat dissipating pipe 26, and improves the heat dissipating efficiency. When manufacturing the radiator, the formed radiating pipe 26 is installed in the groove 251 of the radiating plate 25, and then the radiating pipe 26 is fixedly connected with the radiating plate 25 by means of stamping, so as to form the radiator assembly.

In this embodiment, the opening end of the groove 251 is located on the side of the heat dissipation plate 25 away from the heating element 24; the radiating pipe 26 is located at a side of the radiating plate 25 away from the heating element 24. The heat generated by the heat generating element 24 is transferred to the heat dissipating plate 25, the heat dissipating plate 25 transfers the heat to the heat dissipating pipe 26, and the refrigerant in the heat dissipating pipe 26 absorbs the heat to dissipate the heat from the heat dissipating plate 25.

As an implementation manner, a component support 28 is fixed on the PCB 23, the heating component 24 is mounted on the component support 28, a component hook 281 is disposed on the component support 28, and the component support 28 is inserted through the PCB by the component hook 281 to be fixedly clamped on the PCB. The component support 28 can be hollow, so that the component support 28 can effectively support the heating component 24 on one hand, and is favorable for heat dissipation on the other hand, thereby avoiding the heat accumulation around the heating component 24 and the damage to the heating component 24 caused by the weakened heat dissipation effect.

In this embodiment, the heat dissipating plate 25 and the heat dissipating pipe 26 are integrally connected to each other by pressing to form a heat sink, and the element holder 28, the heating element 24, the heat dissipating plate 25 and the pipe clamp 27 are connected to each other by a first fixing member. The first fixing member penetrates the component holder 28 and the heat radiating plate 25 to connect them as a single body. In this embodiment, the first fixing member is provided as a screw having a length sufficient to pass through the above plurality of components.

As an embodiment, the heat dissipation plate 25 is provided with two grooves 251; the heat dissipation pipe 26 includes a first pipe segment 261, a second pipe segment 262 and a third pipe segment 263 which are connected in sequence; the first tube segment 261 fits within one of the grooves 251; the third section 263 fits within the other recess 251. Wherein the first segment 261 and the third segment 263 are located on the same side of the second segment 262; two grooves 251 may be provided in parallel and penetrate opposite ends of the heat dissipation plate 25. The grooves 251 increase the length of the heat pipe 26 and the contact area between the heat pipe 26 and the heat dissipation plate 25, thereby improving the heat dissipation efficiency.

In one embodiment, first tube segment 261, second tube segment 262, and third tube segment 263 are integrally formed.

In one embodiment, four pipeline hooks 271 are disposed on the pipeline pressure plate 27, wherein two pipeline hooks 271 are disposed at two ends of the groove 251 corresponding to the first pipe segment 261, so as to fix the first pipe segment 261 in the groove 251 corresponding thereto. Two other hooks are disposed at both ends of the groove 251 corresponding to the third pipe segment 263 to fix the third pipe segment 263 in the groove 251 corresponding thereto, thereby further restricting the movement of the radiating pipe 26 in a direction approaching the box cover 22, i.e., restricting the movement of the radiating pipe 26 in the up-and-down direction.

A partition plate 211 is provided in the box body 21, the partition plate 211 divides the accommodating chamber inside the box body 21 into a main chamber 212 and a side chamber 213, the PCB 23, the component support 28, the heat generating component 24, the heat radiating plate 25 and the heat radiating pipe 26 are all provided in the main chamber 212, and the PCB 23, the component support 28, the heat generating component 24, the heat radiating plate 25 and the heat radiating pipe 26 are assembled in the main chamber 212. The component support 28, the heating component 24, the radiating plate 25 and the radiating pipe 26 are mounted on one side of the PCB 23.

The partition plate 211 is provided with a first pipe hole 2112 and a second pipe hole 2113, the first pipe section 261 and the second pipe section 262 of the radiating pipe 26 are both arranged in the main cavity 212, the first refrigerant pipe 2131 and the second refrigerant pipe are both arranged in the side cavity 213, the first pipe section 261 passes through the first pipe hole 2112 and is connected to the first refrigerant pipe 2131, the first refrigerant pipe 2131 passes through the side cavity 213 and is connected to the throttling device, the second pipe section 262 passes through the second pipe hole 2113 and is connected to the second refrigerant pipe, and the second refrigerant pipe passes through the side cavity 213 and is connected to the low-pressure air pipe of the outdoor unit of the air conditioner.

The partition plate 211 is arranged to partition the first refrigerant pipe 2131 and the second refrigerant pipe from the PCB 23 and the heating element 24 into two chambers, so as to prevent the refrigerant in the heat dissipation pipe 26 from vibrating during flowing and prevent the normal operation of the PCB 23 and the heating element 24 from being affected; meanwhile, as the radiating pipe 26 is filled with the refrigerant, the refrigerant has the risk of water leakage and electric leakage caused by condensation generated around the radiating pipe 26 during heat exchange, and the first refrigerant pipe 2131 and the second refrigerant pipe are separated from the PCB 23 and the heating element 24 in two chambers, so that the problem of water leakage and electric leakage in the electric box 2 can be avoided, and the safety of the electric box 2 is improved.

The problem to be considered in the present application is how to guide the condensed water formed by the outer walls of the first refrigerant pipe 2131 and the second refrigerant pipe to the outside of the electrical component box 2 while isolating the condensed water in the side cavity 213 from the PCB 23 and the heat dissipation element in the main cavity 212.

In the present embodiment, the partition plate 211 is provided with a communication port 2111, and the main chamber 212 and the side chamber 213 are communicated with each other through the communication port 2111. The bottom surface of the main cavity 212 is at the same height as the bottom surface 2133 of the side cavity or the bottom surface of the main cavity 212 is lower than the bottom surface 2133 of the side cavity to facilitate the flow of condensation water from the side cavity 213 to the main cavity 212.

The bottom surface of the main cavity 212 is provided with a drainage hole 2122, the bottom surface 2133 of the side cavity is inclined from low to high gradually in the direction in which the first refrigerant pipe 2131 and/or the second refrigerant pipe extends outward from the position close to the communication port 2111, and when condensed water on the first refrigerant pipe 2131 and the second refrigerant pipe drops on the bottom surface 2133 of the side cavity through the inclined bottom surface 2133 of the side cavity, the condensed water flows to the communication port 2111 along the inclined bottom surface 2133 of the side cavity, further flows to the drainage hole 2122 on the bottom surface of the main cavity 212 through the communication port 2111, and is drained out of the electric box 2 through the drainage hole 2122.

In some embodiments, a baffle is disposed on the bottom surface 2133 of the side chamber, the baffle being disposed at the communication port 2111. The end connection of the guide plate and the communication port 2111 can guide the condensed water dropping from the first refrigerant pipe 2131 and the second refrigerant pipe to the communication port 2111.

In this embodiment, the box body 21 of the electronic box 2 is further provided with a water blocking rib 214, the main cavity 212 is divided into a first cavity and a second cavity by the water blocking rib 214, and the height of the water blocking rib 214 is lower than the height of the bottom surface 2133 of the side cavity. In the vertical projection, the water discharge hole 2122, the element holder 28, the heating element 24, the pipe platen 27, and the heat radiation plate 25 are projected in the first chamber.

In this embodiment, a sinking groove 2121 is formed on the bottom surface of the main cavity 212, the sinking groove 2121 is recessed from the inside of the box body 21 to the outside of the box body 21, and a water discharging hole 2122 is formed on one of the side walls of the sinking groove 2121, that is, the water discharging hole 2122 is an opening formed on one of the side walls of the sinking groove 2121, so as to facilitate the outflow of the condensed water out of the electrical box 2.

In this embodiment, the ventilation opening 215 is disposed on the box body 21 of the electrical box 2 and corresponds to the side plate of the first cavity, and the ventilation opening 215 communicates the inside of the electrical box 2 with the fan cavity 11, so that the airflow flows from the compressor cavity 12 to the fan cavity 11 through the electrical box 2, thereby dissipating heat of the heat generating element 24 in the electrical box 2.

The water baffle 272 is disposed on a side of the pipe press plate 27 away from the heat dissipation plate 25, and the water baffle 272 is disposed corresponding to the ventilation opening 215, so that the rainwater in the fan cavity 11 cannot splash into the second cavity and the compressor cavity 12 in the electrical component box 2 through the ventilation opening 215, the rainwater entering from the ventilation opening 215 is blocked by the water baffle 272, the rainwater drops into the first cavity in the electrical component box 2, and the rainwater collected in the first cavity flows to the drainage hole 2122 and is guided to the outside of the electrical component box 2 through the drainage hole 2122.

In this embodiment, the lower portion of the drainage hole 2122 is disposed corresponding to the fan cavity 11, so that the rainwater is guided into the fan cavity 11 again.

In this embodiment, the electric box 2 is provided with a screw hole 4, and the screw hole 4 is penetrated through by a screw to fix the electric box 2 on the partition plate 3. A first positioning column 51 and a first connecting column 55 are arranged in the first cavity of the electrical box 2; a second positioning column 52 and a second connecting column 56 are arranged in the second cavity of the electrical box 2. Correspondingly, the pipe pressure plate 27 is provided with a first positioning hole 53 corresponding to the first positioning post 51, a first connection hole 57 corresponding to the first connection post 55, a second positioning hole 54 corresponding to the second positioning post 52 and a second connection hole 58 corresponding to the second connection post 56. When the pipeline pressure plate 27 is assembled in the electrical box 2, the first positioning hole 53 is inserted into the first positioning column 51 for matching positioning, and the second positioning hole 54 is inserted into the second positioning column 52 for matching positioning, so that the pipeline pressure plate 27 is pre-positioned. Then wear to establish first connecting hole 57 and first spliced pole 55 through the connecting piece to and wear to establish second connecting hole 58 and second spliced pole 56 through the connecting piece in order to realize pipeline clamp plate 27 and the fixed connection of denso box 2.

The embodiment provides an air conditioner outdoor unit, which comprises a machine shell 1 for limiting a containing cavity and an electric fitting box 2 arranged in the containing cavity; the electrical box 2 comprises a box body 21, the box body 21 is divided into a main cavity 212 and a side cavity 213 by a partition board 211, the electrical box 2 further comprises a PCB 23 with a heating element 24 arranged in the main cavity 212, a heat dissipation plate 25 fixed on one side of the heating element 24 far away from the PCB 23, and a heat dissipation pipe 26 fixed on the heat dissipation plate 25; a first refrigerant pipe 2131 and a second refrigerant pipe are arranged in the side cavity 213, and two ends of the heat dissipation pipe 26 are respectively connected with the first refrigerant pipe 2131 and the second refrigerant pipe. The partition plate 211 is provided with a communication port 2111, the communication port 2111 communicates the main chamber 212 and the side chamber 213, and the bottom surface 2133 of the side chamber is inclined from low to high in a direction in which the first refrigerant pipe 2131 and/or the second refrigerant pipe extends outward from a position close to the communication port 2111. The air conditioner outdoor unit of the embodiment absorbs the heat released by the electrical box 2 by using the refrigerant, and the heating element 24 of the electrical box 2 is controlled within a reasonable temperature range, so that high-temperature aging can be avoided, the use reliability is improved, and the operation reliability of the air conditioner outdoor unit is improved. And the condensed water formed by the condensation of the first refrigerant pipe 2131 and the second refrigerant pipe is guided out of the electric box 2 through the communication port 2111, so that the influence on the normal operation of the electric box 2 is avoided.

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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, 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 interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. 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 "under," "beneath," and "under" a second feature may be directly under or obliquely under the second 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" 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 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.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. Air condensing units, its characterized in that it includes:

a housing defining an accommodating chamber;

the electric box is arranged in the accommodating cavity; the electronic box includes:

the refrigerator comprises a box body, a first refrigerant pipe and a second refrigerant pipe, wherein a partition plate is arranged in the box body and divides the inner part of the box body into a main cavity and a side cavity, and the side cavity is internally provided with the first refrigerant pipe and the second refrigerant pipe;

the PCB is provided with a heating element and is arranged in the main cavity;

the heat dissipation plate is fixed on one side of the heating element, which is far away from the PCB;

the radiating pipe is fixed on the radiating plate and is arranged in the main cavity;

the partition plate is provided with a communication port which communicates the main cavity with the side cavity; two ends of the radiating pipe are respectively connected with the first refrigerant pipe and the second refrigerant pipe;

the bottom surface of the side cavity is arranged in an inclined manner from low to high gradually in the direction that the first refrigerant pipe and/or the second refrigerant pipe extend outwards from the position close to the communication port.

2. An outdoor unit of an air conditioner according to claim 1, wherein:

the bottom surface of the main cavity is provided with a drain hole, condensed water on the first refrigerant pipe and the second refrigerant pipe in the side cavity drops on the bottom surface of the side cavity, and the condensed water flows to the communicating port along the obliquely arranged bottom surface of the side cavity and flows to the drain hole on the bottom surface of the main cavity through the communicating port so as to be drained outside the electrical box.

3. An outdoor unit of an air conditioner according to claim 1, wherein: the bottom surface of the side cavity is provided with a guide plate, the guide plate is arranged at the communication port, and the guide plate is used for guiding condensed water dripping on the first refrigerant pipe and the second refrigerant pipe to the communication port.

4. An outdoor unit of an air conditioner according to claim 1, wherein:

one end of the radiating pipe is connected with the first refrigerant pipe and is connected with a throttling device of the air conditioner outdoor unit through the first refrigerant pipe, and the other end of the radiating pipe is connected with the second refrigerant pipe and is communicated with a low-pressure air pipe of the air conditioner outdoor unit through the second refrigerant pipe.

5. An outdoor unit of an air conditioner according to claim 1, wherein: the radiating plate is provided with a groove, and the radiating pipe is arranged in the groove; the sections of the radiating pipes arranged in the grooves are consistent with the cross sections of the grooves.

6. An outdoor unit of an air conditioner according to claim 5, wherein: the opening end of the groove is positioned on one side, away from the heating element, of the heat dissipation plate.

7. The outdoor unit of claim 5, further comprising a pipe pressing plate fixed to a side of the heat radiating plate remote from the heating element; the pipeline pressing plate and the groove define a pipeline channel together, and the radiating pipe is installed in the pipeline channel.

8. The outdoor unit of claim 7, wherein the pipe pressing plate is provided with pipe hooks, and the pipe hooks are fastened to the heat pipe.

9. The outdoor unit of claim 2, wherein the casing further comprises a water blocking rib, the main chamber is divided into a first chamber and a second chamber by the water blocking rib, and the drainage hole and the heat dissipation plate are projected into the first chamber in a vertical direction.

10. The outdoor unit of claim 2, wherein a sink is formed on a bottom surface of the main chamber, and the drainage hole is formed on one of side walls of the sink.

Images