CN210980123U - Outdoor unit of air conditioner - Google Patents

Outdoor unit of air conditioner Download PDF

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Publication number
CN210980123U
CN210980123U CN201921578322.9U CN201921578322U CN210980123U CN 210980123 U CN210980123 U CN 210980123U CN 201921578322 U CN201921578322 U CN 201921578322U CN 210980123 U CN210980123 U CN 210980123U
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China
Prior art keywords
fresh air
outdoor unit
radiator
air pipeline
cooling portion
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CN201921578322.9U
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Chinese (zh)
Inventor
梁勇华
张健能
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Hisense Guangdong Air Conditioning Co Ltd
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Hisense Guangdong Air Conditioning Co Ltd
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Priority to CN201921578322.9U priority Critical patent/CN210980123U/en
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Abstract

The utility model provides an air condensing units, it includes off-premises station main part, fan, fresh air pipeline, radiator and the piece that generates heat, the fan sets up inside the off-premises station main part, fresh air pipeline installs in the off-premises station main part and communicate external with the fan side, the radiator is installed in the fresh air pipeline, just generate heat the piece with radiator fixed connection. The outdoor unit of the air conditioner can achieve the heat dissipation effect by utilizing the advantages of the external environment to the maximum extent, increase the heat exchange area of the heat radiator, improve the heat exchange efficiency and reduce the energy loss.

Description

Outdoor unit of air conditioner
Technical Field
The utility model relates to an air conditioning technology field especially relates to an air condensing units.
Background
An air conditioner is a device which completes refrigeration or heating circulation by utilizing a refrigerant in the air conditioner to perform a compression process, a condensation process, an expansion process and an evaporation process. The existing air conditioner generally comprises an indoor unit and an outdoor unit, wherein the indoor unit and the outdoor unit are connected through a refrigerant pipe, the air conditioner can be divided into a common air conditioner and an inverter air conditioner according to different types of compressors arranged in the outdoor unit, a main unit of the inverter air conditioner automatically performs stepless speed change, the inverter air conditioner can automatically provide required cooling capacity according to room conditions, and when the indoor temperature reaches a desired value, the main unit of the air conditioner operates at a constant speed capable of accurately keeping the temperature, so that the stability of the ambient temperature is ensured. In the working process of the air conditioner, because the electric control assembly can generate a large amount of heat, if the heat can not be discharged in time, the temperature inside the electric control assembly is continuously increased under the long-time operation of the air conditioner, and a circuit inside the electric control assembly can be burnt. The existing solution is to install a heat sink on the electronic control component, but because the area of the heat sink is small, the heat dissipation effect of the heat sink is not obvious when the temperature is high; or make the inside wind channel that passes through each part that generates heat that forms of automatically controlled subassembly through the installation fan, make cold wind can directly play the cooling effect through the part that generates heat, but cause the new trend air current in the wind channel to bring dust and harmful substance into the back easily and adhere to on automatically controlled subassembly, cause the potential safety hazard easily.
SUMMERY OF THE UTILITY MODEL
Based on the not enough of above-mentioned prior art, the utility model aims to provide an air condensing units, this air condensing units can utilize external environment's advantage to reach the radiating effect in the at utmost, increases the heat transfer area of radiator, improves heat exchange efficiency, reduces energy loss.
Based on this, the utility model discloses a technical scheme does: the utility model provides an air condensing units, its includes off-premises station main part, fan, fresh air pipeline, radiator and generate heat the piece, the fan sets up inside the off-premises station main part, fresh air pipeline installs in the off-premises station main part and communicate the external world with the fan side, the radiator is installed in the fresh air pipeline, just generate heat the piece with radiator fixed connection.
Optionally, an opening is formed in the top of the fresh air pipeline, the radiator extends into the fresh air pipeline from the opening, the radiator is connected with the fresh air pipeline in a sealing mode, and the heating element is located inside the fresh air pipeline.
Optionally, the heat sink includes a support and a plurality of fins parallel to each other, each of the fins is respectively and fixedly connected to a side surface of the support, the heat generating member is fixedly connected to a side surface of the support opposite to the fins, the fins extend into the fresh air duct from the opening, and the support is connected to the opening in a sealing manner.
Optionally, the arrangement direction of the fins is parallel to the airflow direction of the fresh air in the fresh air pipeline.
Optionally, a partition plate is arranged inside the outdoor unit main body, the partition plate divides the inside of the outdoor unit main body into a first chamber and a second chamber, the fan is installed in the first chamber, and an electronic control assembly and a compressor are arranged in the second chamber;
an air inlet is formed in the side wall of the outdoor unit main body, an air outlet corresponding to the air inlet is formed in the partition plate, and the fresh air pipeline is communicated with the air inlet and the air outlet.
Optionally, the fresh air pipeline includes first connecting portion, cooling portion and the second connecting portion that are linked together in proper order, first connecting portion with the air outlet is linked together, the second connecting portion with the air intake is linked together, the radiator is located in the cooling portion, just keep away from of first connecting portion the internal diameter of tip department of cooling portion is greater than the internal diameter of cooling portion, keeping away from of second connecting portion the internal diameter of tip department of cooling portion is greater than the internal diameter of cooling portion.
Optionally, the first connecting portion is in smooth transition connection with the cooling portion, and an inner diameter of the first connecting portion gradually increases from one end close to the cooling portion to one end close to the air outlet;
the second connecting portion with the cooling portion smooth transition connects, just the internal diameter of second connecting portion is for following be close to the one end of cooling portion is to being close to the one end of air intake increases gradually.
Optionally, on a longitudinal cross section of the fresh air duct, an included angle α between the outer contour line of the first connection portion and an extension line of the outer contour line of the cooling portion ranges from 10 ° to 80 °, and an included angle β between the outer contour line of the second connection portion and an extension line of the outer contour line of the cooling portion ranges from 10 ° to 80 °.
Optionally, an air inlet grille is mounted on the outer side wall of the outdoor unit main body at a position corresponding to the air inlet.
Optionally, the value range of the length L of the fresh air pipeline is 100-300 mm;
the value range of the cross section area S of the fresh air pipeline is 1-20 cm2
Implement the embodiment of the utility model provides a, following beneficial effect has:
the utility model discloses an air condensing units includes off-premises station main part, fan, fresh air pipeline, radiator and the piece that generates heat, the fan sets up inside the off-premises station main part, the fresh air pipeline is installed in the off-premises station main part and communicate the external world with the fan side, the radiator is installed in the fresh air pipeline, just generate heat the piece with radiator fixed connection. From this, with the radiator with generate heat the piece setting in the inside of fresh air pipeline, realize the independent arrangement to the piece that generates heat, can effectual isolated generate heat the thermal radiation that produces between piece and the condenser or the compressor, avoid generating heat the piece and receive thermal radiation's influence to improve the efficiency that the radiator cooled down to the piece that generates heat, and the heat transfer area of the radiator that is located the fresh air pipeline can obtain corresponding increase, and then improve heat exchange efficiency. The fresh air pipeline is communicated with the outside and the fan side, when the fan starts to rotate, airflow negative pressure can be generated in the air conditioner outdoor unit, fresh air outside the outdoor unit main body is brought into the fresh air pipeline, the cooling effect on a radiator and a heating part inside the fresh air pipeline is achieved, the heating part and the radiator are cooled in a mode that the distance is shortest, the flow is maximum and the temperature is most direct by using fresh air with lower temperature outside the outdoor unit main body, and therefore the reliability and the service life of normal work of an electric control assembly of the air conditioner outdoor unit are guaranteed. Adopt the new trend to carry out radiating mode can utilize external environment's advantage to reach best radiating effect in the at utmost, effectually can lose the system to minimize. The fresh air pipeline is isolated from the electric control assembly, and fresh air for cooling the heating element and the radiator passes through the fresh air pipeline, so that dust and harmful substances brought by fresh air flow are prevented from being attached to the electric control assembly, potential safety hazards are prevented, and the working reliability of the outdoor unit of the air conditioner is improved.
Drawings
Fig. 1 is a schematic view of an overall fresh air flow direction structure of an outdoor unit of an air conditioner according to an embodiment of the present invention;
fig. 2 is a schematic axial view of an outdoor unit of an air conditioner according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a fresh air duct of an outdoor unit of an air conditioner according to an embodiment of the present invention;
fig. 4 is a schematic view of a structure of the air conditioner outdoor unit according to an embodiment of the present invention, in which a fresh air duct and a radiator are fitted to each other.
Description of reference numerals:
1. outdoor unit main part, 11, first cavity, 12, second cavity, 2, fan, 3, new tuber pipe way, 31, first connecting portion, 32, cooling portion, 33, second connecting portion, 4, radiator, 41, support piece, 42, fin, 5, baffle, 51, air outlet, 6, compressor, 7, air intake, 8, air inlet grille.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Referring to fig. 1 to 4, an outdoor unit of an air conditioner according to a preferred embodiment of the present invention includes an outdoor unit main body 1, a fan 2, a fresh air duct 3, a heat sink 4, and a heat generating member, wherein the fan 2 is disposed inside the outdoor unit main body 1, the fresh air duct 3 is installed inside the outdoor unit main body 1 and is communicated with the outside and the fan 2, the heat sink 4 is installed inside the fresh air duct 3, and the heat generating member is fixedly connected to the heat sink 4.
Based on above structure, this air condensing units is carrying out the during operation, fan 2 can rotate and make the inside air current negative pressure that forms of air condensing units, bring the new trend in the outdoor unit main part 1 outside into new trend pipeline 3, thereby generate heat piece and radiator 4 in to new trend pipeline 3 through external new trend and cool off, the work of utilizing the new trend to accomplish the cooling can utilize external environment advantage to reach best radiating effect to the at utmost, this cooling mode is different from refrigerant heat dissipation or system's heat dissipation, there is not the loss to the energy of system, effectual saving energy consumption. Inside arranging radiator 4 and a structure that generates heat in fresh air pipeline 3 completely, can increase heat transfer area to a certain extent for radiator 4 can carry out abundant contact with the new trend that enters into fresh air pipeline 3 inside with the piece that generates heat, and then improves heat exchange efficiency. The heating element and the radiator 4 are independently arranged in the fresh air pipeline 3, and can be mutually isolated from a condenser or a compressor 6 in an air conditioner outdoor unit, so that the influence of heat radiation is prevented, on one hand, fresh air with lower temperature outside the air conditioner outdoor unit can not be influenced, and the heating element and the radiator 4 are cooled in a mode with shortest distance, maximum flow and most direct effect, so that the working reliability and the service life of the electric control assembly are ensured, the temperature in the electric control assembly is prevented from continuously rising after the air conditioner works for a long time, and circuits in the electric control assembly are prevented from being burnt; on the other hand, the radiator 4 and the heating element are independent of the heat source of the compressor 6 or the condenser, so that the heat dissipation efficiency inside the fresh air pipeline 3 can be improved, and the reliability of cooling the outdoor unit of the air conditioner is ensured. The structural design of whole air condensing units is very simple, and fresh air pipeline 3 is when realizing radiator 4 and the cooling effect of a piece that generates heat, effectually completely cuts off new trend and automatically controlled subassembly to avoid the new trend air current to bring dust and harmful substance into air condensing units inside, adhere to on automatically controlled subassembly again, thereby prevent to produce the potential safety hazard, improve the reliability of whole air condensing units work, convenient to use and effect are reliable, are fit for using widely.
Wherein, the top of the fresh air pipeline 3 is provided with an opening, the radiator 4 extends into the fresh air pipeline 3 from the opening, the radiator 4 is connected with the fresh air pipeline 3 in a sealing way, the heating element is positioned at the top of the fresh air pipeline 3, when the fresh air pipeline 3 is assembled, the top of the fresh air pipeline 3 is provided with the opening, the fresh air pipeline 3 can be conveniently positioned in the outdoor unit main body 1 and can be conveniently installed for heat dissipation, the radiator 4 is inserted into the fresh air pipeline 3 from the opening for installation, the heating element is connected on the radiator 4, when the radiator 4 is inserted into the fresh air pipeline 3, the heating element is connected with the top of the radiator 4 and is positioned at the outer side of the fresh air pipeline 3, the connecting structure is simple and the operation is convenient, the top of the radiator 4 positioned in the fresh air pipeline 3 is connected with the opening of the fresh air pipeline 3 in a sealing way, thereby the sealing property of the fresh air pipeline 3 can be, the lower new trend of temperature that enters into the inside fresh air pipeline 3 is prevented from taking place to leak to ensure the abundant contact of new trend and radiator 4, improve heat exchange efficiency. Radiator 4 includes support piece 41 and polylith fin 42 that are parallel to each other, each fin 42 is perpendicular fixed connection respectively on support piece 41's side, generate heat on support piece 41 and fin 42 on the side relative to each other, fin 42 stretches into fresh air pipeline 3 inside from the opening part, and support piece 41 is at the opening part, generate heat a fixed connection at support piece 41's top, support piece 41 arranges in opening position department along the horizontal direction, make fresh air pipeline 3 form complete airtight structure, as the main channel of new trend business turn over, this kind of airtight channel has better radiating effect than the open passageway on the market, ensure the new trend amount of wind and the velocity of flow that gets into in fresh air pipeline 3. Fin 42 is connected perpendicularly in support piece 41's bottom, and the piece that generates heat is connected in support piece 41's top, and fin 42 and the piece that generates heat arrange on the both sides relative to each other through support piece 41 from this, and the radiating piece is located fresh air pipeline 3 inside, and the piece that generates heat is located the fresh air pipeline 3 outside, and the fin 42 of radiator 4 can share the heat on the piece that generates heat, and the new trend that lets in the fresh air pipeline 3 then can carry out quick cooling to the heat on each fin 42, thereby improves the cooling effect. The arrangement direction of the fins 42 is parallel to the airflow direction of fresh air in the fresh air pipeline 3, and the fins 42 are uniformly arranged in the width direction of the fresh air pipeline 3 at equal intervals, so that gaps formed between every two adjacent fins 42 can be used for the fresh air to pass through, namely, a small fresh air channel is formed between every two adjacent fins 42, therefore, the heat exchange area of the radiator 4 is greatly improved, and the heat exchange efficiency of the fresh air to the radiator 4 is effectively ensured.
In addition, a partition plate 5 is arranged inside the outdoor unit main body 1, the partition plate 5 divides the inside of the outdoor unit main body 1 into a first chamber 11 and a second chamber 12, the fan 2 is installed in the first chamber 11, an electric control component (not shown) and a compressor 6 are arranged in the second chamber 12, the fresh air pipeline 3 is arranged in the second chamber 12, an air inlet 7 is arranged on the side wall of the outdoor unit main body 1, an air outlet 51 corresponding to the air inlet 7 is arranged on the partition plate 5, the fresh air pipeline 3 is communicated with the air inlet 7 and the air outlet 51, the fresh air pipeline 3 is arranged in the second chamber 12, one end of the fresh air pipeline 3 is communicated with the air inlet 7 on the side wall of the outdoor unit main body 1, the other end of the fresh air pipeline 3 penetrates through the air outlet 7 on the partition plate 5 and extends into the first chamber 11, and the fresh air pipeline 3 is positioned at the top of the, space utilization is higher, and fresh air pipeline 3 is reliable keeps apart automatically controlled subassembly, compressor 6 and radiator 4, the piece that generates heat, can avoid outdoor new trend to be heated by the inside high temperature component of off-premises station main part 1 again, the inside radiating effect of effectual assurance fresh air pipeline 3. Fresh air pipeline 3's one end and air intake 7 fixed connection, the other end passes in air outlet 51 stretches into first cavity 11 for outdoor new trend can receive fan 2 pivoted negative pressure effect to the quick flow in fresh air pipeline 3, and then improves the effect of cooling.
Furthermore, the fresh air duct 3 comprises a first connecting portion 31, a cooling portion 32 and a second connecting portion 33 which are sequentially communicated, the first connecting portion 31 is communicated with the air outlet 51, the second connecting portion 33 is communicated with the air inlet 7, the heat sink 4 is located in the cooling portion 32, the inner diameter of the end portion, far away from the cooling portion 32, of the first connecting portion 31 is larger than the inner diameter of the cooling portion 32, the inner diameter of the end portion, far away from the cooling portion 32, of the second connecting portion 33 is larger than the inner diameter of the cooling portion 32, so that the cross-sectional areas of the air inlet end and the air outlet end of the fresh air duct 3 are larger than the cross-sectional area of the cooling portion 32, the flow speed of fresh air in the cooling portion 32 is effectively increased, and the cooling effect is improved, the first connecting portion 31 is fixedly connected with the air outlet 51, the second connecting portion 33 is fixedly connected with the air inlet 7, the fixedly connected by welding, riveting, screw connection or buckling connection.
Furthermore, the position, opposite to the air inlet 7, on the outer side wall of the outdoor unit main body 1 is provided with the air inlet grille 8, the air inlet grille 8 can effectively shield the air inlet 7, so that smooth input of fresh air can be ensured, and large-volume impurities can be prevented from entering the inside of the fresh air pipeline 3 through the air inlet 7 and further entering the outdoor unit main body 1, so that pollution to the internal environment of the outdoor unit main body 1 or blockage of the fresh air pipeline 3 is prevented, and the reliability and safety of the whole structure quality are ensured2In this embodiment, the length of fresh air pipeline 3 is 250mm, can provide sufficient space for arranging of radiator 4 and the piece that generates heat, and the external world of effectual intercommunication is 2 sides with the fan to reliable assurance radiator 4 improves heat exchange efficiency when saving manufacturing material at the inside heat transfer area of fresh air pipeline 3, practices thrift the cost, and the effect is reliable.
The utility model discloses an air condensing units includes off-premises station main part 1, fan 2, fresh air pipeline 3, radiator 4 and generates heat the piece, fan 2 sets up inside off-premises station main part 1, fresh air pipeline 3 is installed in off-premises station main part 1 and the intercommunication is external with fan 2 side, radiator 4 is installed in the fresh air pipeline 3, just generate heat the piece with 4 fixed connection of radiator. From this, with radiator 4 and the piece setting that generates heat in fresh air pipeline 3's inside, realize the independent arrangement to the piece that generates heat, can effectual isolated generate heat the thermal radiation that produces between piece and condenser or the compressor 6, avoid generating heat the piece and receive thermal radiation's influence to improve the efficiency that radiator 4 cooled down to the piece that generates heat, and the heat transfer area of radiator 4 that is located fresh air pipeline 3 can obtain corresponding increase, and then improve heat exchange efficiency. Fresh air pipeline 3 communicates the external world and fan 2 side, can produce the air current negative pressure in air condensing units when fan 2 starts to rotate when work, bring the outside new trend of off-premises station main part 1 inside into fresh air pipeline 3, the cooling effect to the inside radiator 4 of fresh air pipeline 3 and heating element is realized, make the lower fresh air energy of temperature in the off-premises station main part 1 outside enough cool down heating element and radiator 4 with the shortest distance, the flow is the biggest and most direct mode, thereby guarantee the reliability and the life of the normal work of air condensing units's automatically controlled subassembly. Adopt the new trend to carry out radiating mode can utilize external environment's advantage to reach best radiating effect in the at utmost, effectually can lose the system to minimize. Fresh air pipeline 3 and automatically controlled subassembly are isolated each other, and the new trend that carries out the cooling to heating element and radiator 4 passes through from fresh air pipeline 3 to avoid the dust and the harmful substance that the new trend air current brought into to adhere to on the automatically controlled subassembly, prevent to produce the potential safety hazard, improve air condensing units reliability of working.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the principle of the present invention, and these modifications and variations are also considered as the protection scope of the present invention.

Claims (10)

1. The outdoor unit of the air conditioner is characterized by comprising an outdoor unit main body, a fan, a fresh air pipeline, a radiator and a heating piece, wherein the fan is arranged inside the outdoor unit main body, the fresh air pipeline is arranged in the outdoor unit main body and is communicated with the outside and the fan side, the radiator is arranged in the fresh air pipeline, and the heating piece is fixedly connected with the radiator.
2. The outdoor unit of claim 1, wherein an opening is formed at a top of the fresh air duct, the heat sink extends into the fresh air duct from the opening, the heat sink is hermetically connected to the fresh air duct, and the heat generating member is disposed at the top of the fresh air duct.
3. The outdoor unit of claim 2, wherein the heat sink includes a support member and a plurality of fins parallel to each other, the fins are fixedly coupled to side surfaces of the support member, the heat generating member is fixedly coupled to side surfaces of the support member opposite to the fins, the fins extend into the fresh air duct from the opening, and the support member is sealingly coupled to the opening.
4. The outdoor unit of claim 3, wherein the fins are arranged in a direction parallel to an air flow direction of fresh air in the fresh air duct.
5. The outdoor unit of any one of claims 1 to 4, wherein a partition is provided inside the outdoor unit main body, the partition dividing the inside of the outdoor unit main body into a first chamber in which the fan is installed and a second chamber in which an electric control unit and a compressor are provided;
an air inlet is formed in the side wall of the outdoor unit main body, an air outlet corresponding to the air inlet is formed in the partition plate, and the fresh air pipeline is communicated with the air inlet and the air outlet.
6. The outdoor unit of claim 5, wherein the fresh air duct includes a first connection portion, a cooling portion, and a second connection portion sequentially connected to each other, the first connection portion is connected to the air outlet, the second connection portion is connected to the air inlet, the heat sink is disposed in the cooling portion, an inner diameter of an end portion of the first connection portion, which is far from the cooling portion, is larger than an inner diameter of the cooling portion, and an inner diameter of an end portion of the second connection portion, which is far from the cooling portion, is larger than an inner diameter of the cooling portion.
7. The outdoor unit of claim 6, wherein the first connecting portion is smoothly transitionally connected to the cooling portion, and an inner diameter of the first connecting portion is gradually increased from an end near the cooling portion to an end near the outlet;
the second connecting portion with the cooling portion smooth transition connects, just the internal diameter of second connecting portion is for following be close to the one end of cooling portion is to being close to the one end of air intake increases gradually.
8. The outdoor unit of claim 7, wherein an angle α between the outer contour line of the first connecting portion and the extension line of the outer contour line of the cooling portion ranges from 10 ° to 80 °, and an angle β between the outer contour line of the second connecting portion and the extension line of the outer contour line of the cooling portion ranges from 10 ° to 80 °, in a longitudinal cross section of the fresh air duct.
9. The outdoor unit of claim 5, wherein an air inlet grill is installed on an outer side wall of the outdoor unit main body at a position opposite to the air inlet.
10. The outdoor unit of any one of claims 1 to 4, wherein a length L of the fresh air duct has a value ranging from 100 to 300 mm;
the value range of the cross section area S of the fresh air pipeline is 1-20 cm2
CN201921578322.9U 2019-09-20 2019-09-20 Outdoor unit of air conditioner Active CN210980123U (en)

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CN201921578322.9U CN210980123U (en) 2019-09-20 2019-09-20 Outdoor unit of air conditioner

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Application Number Priority Date Filing Date Title
CN201921578322.9U CN210980123U (en) 2019-09-20 2019-09-20 Outdoor unit of air conditioner

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Publication Number Publication Date
CN210980123U true CN210980123U (en) 2020-07-10

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CN201921578322.9U Active CN210980123U (en) 2019-09-20 2019-09-20 Outdoor unit of air conditioner

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111912040A (en) * 2020-07-31 2020-11-10 青岛海尔空调器有限总公司 Outdoor unit and air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111912040A (en) * 2020-07-31 2020-11-10 青岛海尔空调器有限总公司 Outdoor unit and air conditioner

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