CN219389922U - Air conditioner outdoor unit - Google Patents

Abstract

The utility model provides an air conditioner outdoor unit, comprising: a shell, in which a fan cavity and a press cavity are arranged; an electrical box, comprising: the box body spans the fan cavity and the press cavity and is internally provided with a containing cavity; a circuit board connected with a first heating element; radiator locates the fan intracavity and includes: a substrate connected to the first heating element; a plurality of fins forming a plurality of heat dissipation air channels; the heat dissipation air duct is provided with a heat dissipation air inlet end; the box body is provided with a first side plate positioned between the heat radiation air inlet end and the accommodating cavity, and a communication port for communicating the fan cavity with the accommodating cavity is arranged on the first side plate; the swinging blade is rotationally connected to the communication port, the rotating shaft of the swinging blade is not vertical to the base plate, when the swinging blade is in the working position, the included angle between the swinging blade and the base plate is an acute angle, and one end of the swinging blade, which is far away from the communication port, is arranged in the accommodating cavity and is one end of the swinging blade, which is far away from the base plate; the swing blade guides air to the joint of the rib and the base plate, so that the heat exchange effect of the base plate and the root of the rib can be enhanced, and the swing blade can play a role in retaining water.

Description

Air conditioner outdoor unit

Technical Field

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

Background

The outdoor unit of the air conditioner comprises a shell, an outdoor air inlet and an outdoor air outlet are formed in the shell, an outdoor fan and a compressor are arranged in the shell, an electric box is arranged in the shell in order to ensure the normal operation of the compressor and the outdoor fan, a circuit board is arranged in the electric box, and electronic components are arranged on the circuit board and used for controlling the outdoor fan and the compressor to realize the normal operation of the outdoor unit of the air conditioner.

When the outdoor unit of the air conditioner normally operates, the electronic components can generate larger heat, and when the temperature of the electronic components is higher, the normal use of the outdoor fan and the compressor can be influenced, and under the general condition, the compressor can be reduced in frequency or stopped, so that the stability of the outdoor unit of the air conditioner is seriously influenced. And, with the development of miniaturization of the electrical box, the space of the electrical box gradually becomes lower, and the density of the electronic element is larger and larger, so that the heat in the electrical box is more concentrated, and the outdoor fan and the compressor are more easily influenced.

At present, a radiator is generally arranged to radiate heat of the electric box, part of the electric box adopts a refrigerant to flow through the electric box to radiate heat of the electric box, and part of the electric box adopts introduced air to radiate heat of the electric box. In the scheme of introducing air to cool the electric box, a radiator is arranged at the electronic element, an air circulation channel is formed in the radiator, but most air flows through one side of the channel away from the electronic element, so that the air is difficult to guide to one end of the air channel close to the electronic element, the radiating effect is poor, and the accurate radiating is difficult.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

To this end, according to an embodiment of the present disclosure, there is provided an air conditioner outdoor unit including:

a housing having an accommodating space therein;

the middle partition plate is arranged in the accommodating space and divides the accommodating space into a fan cavity and a press cavity;

the electrical apparatus box is located in the casing and includes:

the box body spans the fan cavity and the press cavity and is internally provided with a containing cavity;

the circuit board is arranged in the accommodating cavity, and one side of the circuit board is connected with a first heating element;

swinging leaves;

and the radiator is arranged in the fan cavity and comprises:

a substrate connected to one end of the first heating element away from the circuit board;

the fins are arranged in parallel at intervals and form a plurality of heat dissipation air channels between two adjacent fins, the fins are provided with a fin first end and a fin second end which are oppositely arranged, the fin first end is connected with the base plate, and the fin second end extends out of the box body; the heat dissipation air channel is provided with a heat dissipation air inlet end which is positioned between the first end of the rib and the second end of the rib and positioned at one side of the heat dissipation air channel close to the press cavity;

the box body is provided with a first side plate positioned between the heat dissipation air inlet end and the accommodating cavity, and a communication port for communicating the fan cavity with the accommodating cavity is formed in the first side plate;

the swing blade is rotationally connected to the communication port, the rotating shaft of the swing blade is not perpendicular to the base plate, the swing blade has a working position, when the swing blade is in the working position, an included angle between the swing blade and the base plate is an acute angle, and one end, far away from the communication port, of the swing blade is arranged in the accommodating cavity and is far away from one end of the base plate.

Set up the vent, can make the air that holds the intracavity enter into fan intracavity and then enter into the heat dissipation wind channel through the vent, the air exchanges heat with first heating element through fin and base plate and dispels the heat to first heating element, set up the pendulum leaf in vent department, and the pendulum leaf is in the time of working position, the pendulum leaf is the acute angle with the base plate, and the one end that the intercommunication mouth was kept away from to the pendulum leaf is located and is held the intracavity and is the one end of keeping away from the base plate, make the pendulum leaf can play the effect of direction, the pendulum leaf is with the junction of air direction fin and base plate, then the heat dissipation wind channel that flows out again, make the air can be close to the base plate as far as, can strengthen the heat transfer effect of base plate and fin root, can improve the radiating effect of radiator, and the pendulum leaf can play the effect of manger plate, avoid water to splash on the circuit board, make can flow down along the pendulum leaf.

According to an embodiment of the disclosure, the working position includes a first position, and when the swing blade is in the first position, an included angle between the swing blade and the substrate is any value of 10 ° -20 °; and/or the working position comprises a second position, and when the swing blade is in the second position, the included angle between the swing blade and the base plate is any value of 40-50 degrees; the setting position of the swing blade can adapt to various heat dissipation requirements, the large opening of the vent can be realized to conduct high heat dissipation, the normal work of the air conditioner outdoor unit can be ensured, and the small opening of the vent can be realized to meet heat dissipation and simultaneously avoid water from entering the electric box.

According to an embodiment of the present disclosure, further comprising:

the outdoor heat exchanger is arranged in the accommodating space;

the environment humidity detection part is arranged on the outdoor heat exchanger, and the position of the swing blade can be changed according to the environment humidity so as to prevent water from entering the electric box while heat dissipation is achieved.

According to an embodiment of the present disclosure, the first heating element includes an IPM having a detection circuit detecting a temperature of the IPM, and the air conditioner outdoor unit further includes:

and an ambient temperature detection part which is arranged on the outdoor heat exchanger and can change the position of the swing blade according to the ambient humidity, the ambient temperature and the temperature detected by the IPM, so that the heat dissipation capacity can be changed according to the heat generation condition.

According to an embodiment of the present disclosure, the rotation axis of the swing blade is parallel to the base plate, the swing blade has at least two, and the air conditioner outdoor unit further includes:

the first connecting rod is connected with the swing blade;

one end of the third connecting rod is connected with the first connecting rod;

one end of the second connecting rod is rotationally connected with the other end of the third connecting rod;

the output shaft of the driving motor is connected with the second connecting rod, and the driving motor drives the swing blade to swing through the second connecting rod, the third connecting rod and the first connecting rod, so that the control of the driving motor on the swing blade is conveniently realized.

According to the embodiment of the disclosure, in the rib arrangement direction, the distance between the two ends of the communication port is greater than or equal to the distance between the two ribs at the two ends, so that each heat dissipation air duct can enter the wind coming out of the accommodating cavity; and/or, in the height direction of the ribs, the top ends of the communication ports are flush with the bottom end of the base plate, and the bottom ends of the communication ports are higher than the bottom ends of the ribs, so that air coming out of the accommodating cavity can enter the heat dissipation air channels among the ribs.

According to the embodiment of the disclosure, the box body comprises a first box body and a second box body, one end of the second box body is open, the first box body is connected to the open end of the second box body, the second box body is provided with a second side plate forming the opening of the second box body, the second side plate is arranged on the side part of the second box body and is positioned in the press cavity, the first side plate is arranged on the side part of the second box body and is opposite to the second side plate, the first side plate is positioned in the fan cavity, the accommodating cavity comprises a first accommodating cavity arranged between the first side plate and the second side plate, and the swing blade is positioned in the first accommodating cavity and is positioned in the working position.

According to the embodiment of the disclosure, the second box body further comprises a box body bottom wall arranged at the opening end of the first accommodating cavity and far away from the second box body, a second through hole is formed in the box body bottom wall, the press cavity is communicated with the first accommodating cavity through the second through hole, and the first accommodating cavity is communicated with the fan cavity through the communication opening, so that the fan cavity and the press cavity are communicated through the communication opening.

According to the embodiment of the disclosure, the second box body is further provided with a fourth side plate and a fifth side plate which are oppositely arranged, two ends of the second side plate are respectively connected with the fourth side plate and the fifth side plate, and the driving motor is fixedly arranged on the inner wall of the fourth side plate, so that the driving motor is conveniently fixed.

According to an embodiment of the present disclosure, the third link segment comprises:

one end of the first connecting rod section is rotationally connected with one end of the second connecting rod;

one end of the third connecting rod section is connected with the first connecting rod and is positioned at one side of the first connecting rod section away from the fourth side plate;

and two ends of the second connecting rod section are respectively connected with the other end of the first connecting rod section and the other end of the third connecting rod section, so that the control of the driving motor on the swing blade is conveniently realized.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front view of an air conditioner outdoor unit according to an embodiment of the present application;

fig. 2 is a perspective view of an air conditioner outdoor unit according to an embodiment of the present application;

fig. 3 is a perspective view of another view of an outdoor unit of an air conditioner according to an embodiment of the present application;

fig. 4 is a partial structural schematic view of an outdoor unit of an air conditioner according to an embodiment of the present application;

fig. 5 is a schematic view showing a partial structure of an air conditioner outdoor unit according to an embodiment of the present application at another view angle;

fig. 6 is a schematic structural view of an electrical box according to an embodiment of the present application;

fig. 7 is an exploded view of an electrical box according to an embodiment of the present application;

fig. 8 is an exploded view of a partial structure of an electrical box according to an embodiment of the present application;

fig. 9 is an exploded view of an electrical box according to an embodiment of the present application from another perspective;

fig. 10 is an exploded view of an electrical box according to an embodiment of the present application from another perspective;

FIG. 11 is a block diagram of a second cartridge according to an embodiment of the present application;

fig. 12 is a cross-sectional view of an electrical box according to an embodiment of the present application;

fig. 13 is a partial cross-sectional view of an electrical box according to an embodiment of the present application from another perspective;

fig. 14 is a partial block diagram of another view of an electrical box according to an embodiment of the present application;

fig. 15 is a schematic view of the position of a pendulum blade according to an embodiment of the present application.

In the above figures: an air conditioner outdoor unit 10; a housing 1; a housing top plate 101; a chassis base 102; a housing first side wall 103; a housing second side wall 104; a housing third sidewall 105; a housing fourth side wall 106; a housing space 11; a fan chamber 111; a press cavity 112; an outdoor air inlet 12; an outdoor air port 13; an outdoor fan 31; an outdoor fan 311; an outdoor motor 312; an outdoor heat exchanger 32; a first stage heat exchanger 321; a second stage heat exchanger 322; a middle separator 41; a step surface 411; an electrical box 5; a case 51; a housing chamber 511; a first accommodating chamber 5111; a second accommodating chamber 5112; a third accommodating chamber 5113; a first cassette 512; a second cassette 513; a first side plate 5121; a communication port 5132; a second side plate 5133; a third side plate 5134; a third housing bottom wall 5135; a first through hole 5136; a cartridge bottom wall 5137; a second through hole 51371; a fourth side plate 5138 and a fifth side plate 5139; a circuit board 52; a first heating element 53; a heat sink 54; a substrate 541; ribs 542; the rib first end 5421; the rib second end 5422; the third rib end 5423; a rib fourth end 5424; avoid chamfer 5426; a heat radiation air duct 543; a second heating element 57; a fan bracket 61; a swing blade 71; a first link 72; a drive motor 73; a second link 74; a third link 75; a first link segment 751; a second link segment 752; third link segment 753.

Detailed Description

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

The present application proposes an air conditioning outdoor unit 10, and is described below with reference to fig. 1 to 15, wherein the arrowed line in fig. 12 and 13 is the air flow direction line. The air conditioner outdoor unit 10 is a part of an air conditioner, and the air conditioner further includes an air conditioner indoor unit.

Referring to fig. 1 to 3, an air conditioner outdoor unit 10 includes a cabinet 1, an outdoor fan 31, an outdoor heat exchanger 32, and a compressor. An accommodating space 11 is provided in the cabinet 1, wherein an outdoor fan 31, an outdoor heat exchanger 32 and a compressor are provided in the accommodating space 11.

Referring to fig. 4 to 5, the air conditioner outdoor unit 10 further includes a middle partition plate 41, the middle partition plate 41 is disposed in the accommodating space 11, the middle partition plate 41 divides the accommodating space into a fan chamber 111 and a compressor chamber 112, wherein the outdoor fan 31 is disposed in the fan chamber 111, and the compressor is disposed in the compressor chamber 112.

Referring to fig. 1-3, an outdoor air inlet 12 and an outdoor air outlet 13 are provided on the casing 1, wherein the outdoor air inlet 12 and the outdoor air outlet are both communicated with a fan cavity, the outdoor heat exchanger is provided on the inner side of the outdoor air inlet, and the outdoor fan is provided on the side of the outdoor heat exchanger away from the outdoor air inlet.

Referring to fig. 1 to 3, the cabinet 1 includes a cabinet top plate 101, a cabinet bottom plate 102, a cabinet first side wall 103, a cabinet second side wall 104, a cabinet third side wall 105, and a cabinet fourth side wall 106. The top of the shell is arranged on the shell, the shell bottom plate is arranged on the bottom of the shell, and the shell top plate and the shell bottom plate are arranged oppositely. The first side wall 103, the second side wall 104, the third side wall 105 and the fourth side wall 106 are disposed on the side of the casing, wherein the first side wall 103 and the second side wall 104 are disposed opposite to each other, and the third side wall 105 and the fourth side wall 106 are disposed opposite to each other.

It should be noted that, one side of the housing provided with the first side plate 103 may be a rear side of the housing, one side of the housing provided with the second side plate may be a front side of the housing, one side of the housing provided with the third side plate may be a left side of the housing, and one side of the housing provided with the fourth side plate may be a right side of the housing.

The outdoor air outlet may be disposed on the second side wall 104 of the casing. The outdoor air inlet is arranged on the first side wall of the shell, or is arranged on the first side wall of the shell, the third side wall of the shell or the fourth side wall of the shell.

When the outdoor air inlet is arranged on the first side wall of the casing and the third side wall of the casing or the fourth side wall of the casing, the outdoor heat exchanger comprises a first section heat exchanger 321 arranged on the inner side of the first side wall of the casing and a second section heat exchanger 322 arranged on the inner side of the third side wall of the casing or the fourth side wall of the casing.

Wherein, be the contained angle setting between first section heat exchanger and the second section heat exchanger and smooth transition between first section heat exchanger and the second section heat exchanger, specifically, the contained angle between first section heat exchanger and the second section heat exchanger can be the right angle.

The indoor unit of the air conditioner comprises an indoor machine shell, an indoor fan and an indoor heat exchanger. The indoor shell is provided with a heat exchange air inlet and a heat exchange air outlet, and the outdoor shell is internally provided with a heat exchange air channel which is communicated with the heat exchange air inlet and the heat exchange air outlet.

The indoor heat exchanger is arranged in the heat exchange air duct, is arranged at the heat exchange air inlet and is positioned at the inner side of the heat exchange air inlet, and is used for exchanging heat with air entering the heat exchange air duct.

The indoor fan is arranged in the heat exchange air duct and is used for providing power for the flowing of air, under the driving of the indoor fan, the indoor air enters the heat exchange air duct through the heat exchange air inlet, the air entering the heat exchange air duct exchanges heat with the indoor heat exchanger at the indoor heat exchanger, and the air after heat exchange flows out of the heat exchange air duct through the heat exchange air outlet.

The compressor is arranged in the cavity of the compressor, compresses the refrigerant gas in a low-temperature and low-pressure state and discharges the refrigerant gas in a high-temperature and high-pressure state, and the air conditioner further comprises an expansion valve, wherein the expansion valve expands the liquid-phase refrigerant in the high-temperature and high-pressure state condensed in the condenser into the low-pressure liquid-phase refrigerant.

In both the indoor heat exchanger and the outdoor heat exchanger, one of them is a condenser and the other is an evaporator, the condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process, and the evaporator can achieve a refrigerating effect by heat exchange with a material to be cooled by utilizing latent heat of evaporation of the refrigerant.

Referring to fig. 4 to 6, the outdoor unit 10 further includes an electrical box 5, the electrical box 5 is disposed in the cabinet, the electrical box 5 includes a box body 51, the electrical box 51 spans the fan chamber 111 and the press chamber 112, and a receiving chamber 511 is disposed in the box body 51.

Referring to fig. 7 to 9, the outdoor unit 10 further includes a circuit board 52, the circuit board 52 being disposed in the accommodating chamber 511, and a first heating element 53 being connected to one side of the circuit board 52.

In particular, referring to fig. 7-9, the case 51 may include a first case 512 and a second case 513, one end of the second case 513 is opened, and the first case is fastened to the open end of the second case to form a receiving cavity between the first case and the second case.

The circuit board is disposed in the accommodating cavity, specifically, the circuit board 52 is disposed in the second box, and the first heating element 53 may be disposed on a side of the circuit board away from the open end of the second box.

Since the first heating element 53 is prone to generate a large amount of heat during operation, it is necessary to dissipate heat from the first heating element 53, and the electrical box 5 further includes a heat sink 54, where the heat sink 54 is used to dissipate heat from the electrical box.

The radiator 54 is disposed in the fan cavity 111, and the radiator 54 is connected to an end of the first heating element 53 away from the circuit board.

Referring to fig. 9 to 12, the heat sink 54 includes a base plate 541 and ribs 542, wherein the base plate 541 is connected to an end of the first heat generating element 53 remote from the circuit board, the ribs 542 have a plurality of ribs arranged in parallel at a spacing, and the plurality of ribs form a heat dissipation air duct 543 located between adjacent two of the ribs. Wherein the spacing between the ribs may be the same.

The base plate can be formed by extrusion, and the ribs can be aluminum sheets.

Referring to fig. 13, the rib 542 includes a rib first end 5421 and a rib second end 5422 disposed opposite to each other, the rib first end 5421 being connected to the base plate 541, the rib second end 5422 extending out of the case, and the heat dissipation air duct having a heat dissipation air inlet end and a heat dissipation air outlet end between the rib first end and the rib second end, wherein the heat dissipation air inlet end is located at a side of the heat dissipation air duct adjacent to the press cavity.

The rib 542 has a third rib end 5423 and a fourth rib end 5424 disposed opposite each other, with the third and fourth rib ends being located between the first and second rib ends, the heat sink inlet end being located at the third rib end, and the heat sink outlet end being located at the fourth rib end.

The rib and the base plate may be connected by gluing or brazing.

The rib may be a rectangular plate. The first end of the rib, the second end of the rib, the third end of the rib and the fourth end of the rib are four outer ends of the rectangular plate.

Referring to fig. 8 to 12, the case 51 has a first side plate 5131 between the heat radiation air inlet end and the accommodating chamber, and a communication port 5132 for communicating the blower chamber with the accommodating chamber is provided on the first side plate 5131.

Referring to fig. 8-13, the outdoor unit 10 further includes a swing blade 71, at least one swing blade 71 is provided, the at least one swing blade is rotatably connected to the communication port, a rotation axis of the swing blade is not perpendicular to the base plate, the swing blade has a working position, when the swing blade is in the working position, an included angle between the swing blade and the base plate is an acute angle, and an end of the swing blade away from the communication port is disposed in the accommodating cavity and is an end away from the base plate.

Set up the vent, can make the air that holds the intracavity enter into fan intracavity and then enter into the heat dissipation wind channel through the vent, the air carries out the heat transfer with first heating element through fin and base plate and dispels the heat to first heating element, set up the pendulum leaf in vent department, and the pendulum leaf is in the working position, the pendulum leaf is acute angle with the base plate, and the one end that holds the intracavity and be keeping away from the base plate is located to the one end that the intercommunication mouth was kept away from to the pendulum leaf, make the pendulum leaf can play the effect of direction, the pendulum leaf is with the junction of air direction fin and base plate, then flow out the heat dissipation wind channel, the flow path of air is shown in fig. 12 and 13, make the air can be close to the base plate as far as possible, can strengthen the heat transfer effect of base plate and fin root, and the radiating effect of radiator can be improved, and the pendulum leaf can play the effect of manger plate, avoid water to splash on the circuit board, make the hydroenergy flow down along the pendulum leaf.

13-15, the working position includes a first position A, where the angle between the swing blade and the base plate is any one of 10-20 degrees.

The working position may further comprise a second position B in which the angle between the pendulum blade and the base plate is any one of 40 ° -50 °, wherein in the first and second positions the working position may have one or both.

The swing blade has a closing position C, and when the swing blade is in the closing position, the swing blade closes the ventilation opening and is vertical to the base plate.

When the outdoor unit of the air conditioner does not operate, the swing blade is in a closing position, so that the swing blade can close a vent communicated with the fan cavity and the press cavity, the tightness of the electric control box is ensured, dust or insects are prevented from entering the electric box, and dust accumulation in the electric box is avoided.

In some embodiments of the present application, the air conditioner outdoor unit further includes an ambient humidity detecting unit, the ambient humidity detecting unit is configured to detect outdoor ambient humidity, and the ambient humidity detecting unit is disposed on the outdoor heat exchanger.

When the ambient humidity detected by the ambient humidity detecting part is greater than or equal to 70%, it is indicated that the current ambient humidity is greater, the current weather is most likely to be rainy days, the electric control box needs to be waterproof, the swing blade is in the second position when in operation, at this time, the position of the swing blade when in operation is only related to the ambient humidity, the ambient temperature and the temperature of the first heating element do not participate in adjusting the position of the swing blade, and when the ambient temperature, the temperature of the outer coil pipe and the temperature of the first heating element exceed the maximum value set by the air conditioner outdoor unit, other modes can be executed to perform processing, such as reducing the frequency of the compressor, or adjusting the rotating speed of the outdoor fan or stopping the air conditioner indoor unit.

The side is examined to setting up ambient humidity, can change the position of pendulum leaf according to ambient humidity to in avoiding water to get into the electrical apparatus box when satisfying the heat dissipation.

In some embodiments of the present application, the air conditioner outdoor unit further includes an ambient temperature detecting unit, the ambient temperature detecting unit is configured to detect an outdoor ambient temperature, and the ambient temperature detecting unit is disposed on the outdoor heat exchanger. The first heating element includes an IPM having a detection circuit that detects the temperature of the IPM.

When the ambient humidity detected by the ambient humidity detecting part is less than 70%, the ambient temperature and the temperature of the first heating element participate in the adjustment of the position of the swing blade, when the ambient temperature is greater than 43 degrees or the temperature of the first heating element is greater than 85 degrees, the swing blade is positioned at the first position, mainly because the ambient temperature is too high and the temperature of the first heating element is too high, the temperature is not too high, the normal work of the first heating element is not influenced, the first heating element needs to be cooled, and therefore the swing blade is arranged at the first position, so that the ventilation area of the ventilation opening is relatively large, the air quantity of the ventilation opening is increased, and the radiating effect of the radiator is improved.

When the ambient humidity detected by the ambient humidity detecting part is less than 70%, and the ambient temperature is less than 7 DEG and the temperature of the first heating element is less than 85 DEG, the transverse swinging blade is at the second position.

The air conditioner outdoor unit further comprises an environment temperature and humidity sensor, wherein the environment temperature and humidity sensor comprises an environment humidity detection side part and an environment temperature detection part.

The environment temperature detecting part and the IPM are arranged so that the position of the swing blade can be changed according to the environment humidity, the environment temperature and the temperature detected by the IPM, so that the heat dissipation amount can be changed according to the heat generation condition

In some embodiments of the present application, referring to fig. 13-15, the axis of rotation of the swing blade is parallel to the base plate, the swing blade having at least two. At least two swing blades are arranged in one or more rows, and when the swing blades are in the working position, two adjacent swing blades can be parallel.

The air conditioner outdoor unit further comprises a first connecting rod 72, a driving motor 73, a second connecting rod 74 and a third connecting rod 75, wherein the first connecting rod is connected with the swing blade, and one end of the third connecting rod is connected with the first connecting rod; one end of the second connecting rod is rotationally connected with the other end of the third connecting rod; the output shaft of the driving motor is connected with the second connecting rod, and the driving motor drives the swing blade to swing through the second connecting rod, the third connecting rod and the first connecting rod, so that the driving motor can conveniently control the swing blade.

One end of the second connecting rod and the other end of the third connecting rod are provided with rotating holes, the other end of the second connecting rod is provided with a rotating shaft, and the rotating shaft is limited in the rotating holes and can rotate in the rotating holes.

In some embodiments of the present application, in the direction of the rib arrangement, the distance between the two ends of the communication port is equal to or greater than the distance between the two ribs at the two ends, so that each cooling air duct can enter the wind coming out of the accommodating cavity.

In some embodiments of the present application, in the height direction of the fins, the top end of the communication port is flush with the bottom end of the base plate and the bottom end of the communication port is higher than the bottom end of the fins, so that air coming out of the accommodating cavity can enter the heat dissipation air channel between the fins.

In some embodiments of the present application, referring to fig. 7-11, a first box 512 is connected to an open end of a second box 513, the second box has a second side plate 5133 forming an opening of the second box, the second side plate 5133 is disposed on a side portion of the second box, wherein the second side plate 5133 is disposed in a press cavity, the first side plate 5131 is disposed on a side portion of the second box, the first side plate 5131 is disposed opposite to the second side plate 5133, the first side plate is disposed in a fan cavity, the accommodating cavity 511 includes a first accommodating cavity 5111 disposed between the first side plate and the second side plate, and the swing blade 71 is disposed in the first accommodating cavity when in an operating position.

The accommodating cavity 511 further comprises a second accommodating cavity 5112 arranged on one side of the first accommodating cavity 5111 close to the opening end of the second box body, and the circuit board is arranged in the second accommodating cavity 5112 and can play a role in protecting the circuit board.

The circuit board is also provided with a second heating element 57, the second heating element is arranged on one side of the circuit board far away from the opening of the second box body, and the second heating element can be positioned in the second accommodating cavity, or one end of the second heating element far away from the point circuit board stretches into the first accommodating cavity.

The second holds the one end that the chamber kept away from the second curb plate and can surpass first holds the chamber, and wherein, the second box body still has the third curb plate 5134 that sets up relatively with the second curb plate, and wherein the third curb plate is located one side that the second curb plate was kept away from to the first curb plate, and the second holds the chamber and locates between second curb plate and the third curb plate.

The holding cavity still includes the third and holds the chamber 5113, and the third holds the chamber and locates between third curb plate and the first curb plate to, the third holds the chamber and is located the second and holds the chamber and keep away from the one side of second box body open end, and the base plate is located the third and holds the intracavity, can play the fixed action to the base plate.

The third side plate and the second side plate are located at two sides of the second accommodating cavity, and the third side plate is located at two sides of the third accommodating cavity, wherein the third side plate is located at two sides of the second accommodating cavity, and the third side plate is located at two sides of the second accommodating cavity.

The third holds the chamber and keeps away from the one end that the second held the chamber and has third holds chamber diapire 5135, is equipped with first through-hole 5136 on the third holds the chamber diapire, and the base plate is located on the third holds the chamber diapire and the fin is worn out the third by first through-hole and holds the chamber.

The base plate is connected to the bottom wall of the third receiving chamber, which may be by a screw connection.

The second housing includes a housing bottom wall 5137 disposed at an end of the first housing remote from the second housing. Wherein, the second box body is arranged on the middle partition board 41, specifically, the bottom wall 5137 of the box body is arranged on the middle partition board, and two opposite side ends of the box body 51 are respectively arranged in the fan cavity and the press cavity.

The second box body further has a fourth side plate 5138 and a fifth side plate 5139 which are oppositely arranged, two ends of the second side plate are respectively connected with the fourth side plate and the fifth side plate, and a driving motor 73 is fixedly arranged on the inner wall of the fourth side plate, wherein one ends of the fourth side plate and the fifth side plate are component parts forming an opening of the second box body.

Be equipped with second through-hole 51371 on the box body diapire 5137, second through-hole 51371 intercommunication press chamber and first accommodation space, intercommunication mouth intercommunication fan chamber and first accommodation space guarantee that fan chamber and press chamber pass through the intercommunication mouth intercommunication.

In some embodiments of the present application, referring to fig. 13-15, the third link segment includes a first link segment 751, a second link segment 752, and a third link segment 753; one end of the first connecting rod section is rotationally connected with one end of the second connecting rod; one end of the third connecting rod section is connected with the first connecting rod and is positioned at one side of the first connecting rod section far away from the fourth side plate; the two ends of the second connecting rod section are respectively connected with the other end of the first connecting rod section and the other end of the third connecting rod section, so that the control of the driving motor on the swing blade is conveniently realized.

In some embodiments of the present application, referring to fig. 4, the middle partition 41 is disposed non-horizontally, and the middle partition 41 is disposed on the chassis base 102, specifically, the middle partition may be disposed vertically, and divides the accommodating space into a blower chamber 111 and a press chamber 112 disposed left and right.

The top of middle baffle is located to the electrical apparatus box, and the electrical apparatus box is located the one end that is close to the casing roof of middle baffle. The compressor is located at one side of the electrical box away from the top plate of the shell.

The top opening of the second box body, the first box body is connected to the top of the second box body, and the first box body can also be described as being connected to one end, far away from the bottom plate of the shell, of the second box body.

The top end of the middle partition plate is provided with a step surface 411, and the electrical box is arranged on the step surface.

One side of the middle partition plate, which is close to the first side wall of the shell, is provided with a first connecting part connected with the second box body, and the first connecting part is connected with a second connecting part on the second box body.

In some embodiments of the present application, the first heating element may further include a rectifier bridge, a diode, and an IGBT.

The first heating element and the substrate can be connected by a heat conducting gasket or a silicone grease layer. The rectifier bridge and the IPM are connected with the substrate through the silicone grease layer, and the diode and the IGBT are connected with the substrate through the heat conducting gasket.

In some embodiments of the present application, a third connecting portion is provided on an outer wall of the second box body, a fourth connecting portion is provided on the first box body, and the second box body and the first box body are connected through the third connecting portion and the fourth connecting portion.

The first box body comprises a first box body top plate arranged outside the opening end of the second box body and a first box body side plate arranged on one side of the first box body top plate close to the opening end of the second box body, wherein the first box body side plate is provided with four outer edge parts and is arranged on the outer edge part of the first box body top plate in a surrounding mode.

The first box body side plate is provided with a fourth connecting part, one of the fourth connecting part and the third connecting part is a clamping hole, and the other is a clamping protrusion. As an implementation manner, the third connecting portion is a clamping protrusion, and the fourth connecting portion is a clamping hole.

In some embodiments of the present application, the fourth side plate and the fifth side plate are both provided with circuit board supporting ribs, and the circuit board is arranged on the circuit board supporting ribs, so that the circuit board supporting ribs play a supporting role on the circuit board.

The fourth side plate and the fifth side plate are respectively provided with a clamping protrusion, and the circuit board is clamped on one side of the clamping protrusion far away from the opening end of the second box body.

The junction of first curb plate and fourth curb plate and fifth curb plate all is equipped with the brace table, and the circuit board sets up on the brace table to, the circuit board is connected with the brace table, wherein, can be through the screw with circuit board and brace table connection.

In some embodiments of the present application, referring to fig. 1-4, the outdoor fan includes an outdoor fan 311 and an outdoor motor 312, the air conditioner outdoor unit further includes a fan bracket 61, wherein the fan bracket is fixed on a chassis base plate, the outdoor motor is fixed on the motor bracket, the outdoor fan is connected with the outdoor motor, wherein the outdoor motor is disposed below a radiator, and the radiator is disposed at one side of a fan blade of the outdoor fan.

The fan bracket 61 includes a first support bar and a second support bar, wherein bottom ends of the first support bar and the second support bar are connected with the chassis base plate. Specifically, the first support rod and the second support rod are vertically arranged, and the first support rod and the second support rod are connected.

One side of the first support rod, which is close to the first side wall of the shell, is provided with a first fixing plate, one side of the second support rod, which is close to the first side wall of the shell, is provided with a second fixing plate, the outdoor motor is fixedly arranged between the first fixing plate and the second fixing plate, and the connection part of the first fixing plate and the second fixing plate with the outdoor motor is arc-shaped and the radian of the connection part is adapted to the appearance of the outdoor motor.

The top end of the fan bracket is also provided with a heat exchanger fixing piece connected with the outdoor heat exchanger, so that the effect of further fixing the outdoor heat exchanger can be achieved.

The bottom plate of the shell is provided with the bulge, the fan support is arranged on the bulge, the possibility that the bottom end of the fan support is soaked in condensed water on the bottom plate of the shell can be reduced, and the strength of the bottom end of the fan support is improved.

In some embodiments of the present application, referring to fig. 13, the junction of the first end of the rib and the fourth end of the rib may be provided with an avoidance chamfer 5426, where the avoidance chamfer is also a straight chamfer or an arc chamfer, and the setting of the avoidance chamfer may provide a larger space for the outdoor fan, so that the selectable size range of the outdoor fan is larger, avoiding the increase of the outdoor fan size to the outdoor housing, which can save space and fully utilize the space in the outdoor housing.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, 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 defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (10)

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

a housing having an accommodating space therein;

the middle partition plate is arranged in the accommodating space and divides the accommodating space into a fan cavity and a press cavity;

the electrical apparatus box is located in the casing and includes:

the box body spans the fan cavity and the press cavity and is internally provided with a containing cavity;

the circuit board is arranged in the accommodating cavity, and one side of the circuit board is connected with a first heating element;

swinging leaves;

and the radiator is arranged in the fan cavity and comprises:

a substrate connected to one end of the first heating element away from the circuit board;

the fins are arranged in parallel at intervals and form a plurality of heat dissipation air channels between two adjacent fins, the fins are provided with a fin first end and a fin second end which are oppositely arranged, the fin first end is connected with the base plate, and the fin second end extends out of the box body; the heat dissipation air channel is provided with a heat dissipation air inlet end which is positioned between the first end of the rib and the second end of the rib and positioned at one side of the heat dissipation air channel close to the press cavity;

the box body is provided with a first side plate positioned between the heat dissipation air inlet end and the accommodating cavity, and a communication port for communicating the fan cavity with the accommodating cavity is formed in the first side plate;

the swing blade is rotationally connected to the communication port, the rotating shaft of the swing blade is not perpendicular to the base plate, the swing blade has a working position, when the swing blade is in the working position, an included angle between the swing blade and the base plate is an acute angle, and one end, far away from the communication port, of the swing blade is arranged in the accommodating cavity and is far away from one end of the base plate.

2. The outdoor unit of claim 1, wherein the operating position comprises a first position, and wherein the angle between the swing blade and the base plate is any one of 10 ° -20 ° when the swing blade is in the first position; and/or the working position comprises a second position, and when the swing blade is in the second position, the included angle between the swing blade and the base plate is any value of 40-50 degrees.

3. The outdoor unit of claim 2, further comprising:

the outdoor heat exchanger is arranged in the accommodating space;

and the ambient humidity detection part is arranged on the outdoor heat exchanger.

4. The outdoor unit of claim 3, wherein the first heat generating element comprises an IPM having a detection circuit for detecting a temperature of the IPM, and further comprising:

and an ambient temperature detection unit provided on the outdoor heat exchanger.

5. The outdoor unit of claim 1, wherein the rotation axis of the swing blade is parallel to the base plate, the swing blade has at least two, and the outdoor unit further comprises:

the first connecting rod is connected with the swing blade;

one end of the third connecting rod is connected with the first connecting rod;

one end of the second connecting rod is rotationally connected with the other end of the third connecting rod;

and the output shaft of the driving motor is connected with the second connecting rod, and the driving motor drives the swing blade to swing through the second connecting rod, the third connecting rod and the first connecting rod.

6. The outdoor unit of claim 1, wherein a distance between both ends of the communication port in the direction in which the ribs are arranged is equal to or greater than a distance between both of the rib pieces at both ends; and/or, in the height direction of the rib, the top end of the communication port is flush with the bottom end of the base plate, and the bottom end of the communication port is higher than the bottom end of the rib.

7. The outdoor unit of claim 5, wherein the casing comprises a first casing and a second casing, wherein one end of the second casing is open, the first casing is connected to the open end of the second casing, the second casing has a second side plate forming an opening of the second casing, the second side plate is disposed on a side portion of the second casing and is disposed in the press cavity, the first side plate is disposed on a side portion of the second casing and is disposed opposite to the second side plate, the first side plate is disposed in the fan cavity, the accommodating cavity comprises a first accommodating cavity disposed between the first side plate and the second side plate, the swing blade is disposed in the working position, and the swing blade is disposed in the first accommodating cavity.

8. The outdoor unit of claim 7, wherein the second casing further comprises a casing bottom wall disposed in the first receiving chamber and away from the open end of the second casing, a second through hole is disposed in the casing bottom wall, the press chamber and the first receiving chamber are communicated through the second through hole, and the first receiving chamber is communicated with the fan chamber through the communication port.

9. The outdoor unit of claim 7, wherein the second casing further comprises a fourth side plate and a fifth side plate disposed opposite to each other, two ends of the second side plate are connected to the fourth side plate and the fifth side plate, respectively, and the driving motor is fixedly disposed on an inner wall of the fourth side plate.

10. The outdoor unit of claim 9, wherein the third link segment comprises:

one end of the first connecting rod section is rotationally connected with one end of the second connecting rod;

one end of the third connecting rod section is connected with the first connecting rod and is positioned at one side of the first connecting rod section away from the fourth side plate;

and two ends of the second connecting rod section are respectively connected with the other end of the first connecting rod section and the other end of the third connecting rod section.