CN214791567U

CN214791567U - Outdoor machine of air conditioner

Info

Publication number: CN214791567U
Application number: CN202121266211.1U
Authority: CN
Inventors: 戴现伟; 赵健
Original assignee: Hisense Shandong Air Conditioning Co Ltd
Current assignee: Hisense Shandong Air Conditioning Co Ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-19
Anticipated expiration: 2031-06-07

Abstract

The utility model provides an air condensing units, include: a casing having an outdoor air outlet; an outdoor fan; the fresh air module is positioned on one side of the outdoor fan, which is close to the outdoor air outlet, and is provided with a fresh air inlet, and the fresh air inlet is arranged on one side of the fresh air module, which is close to the outdoor fan and is opposite to the outdoor fan; anhydrous humidification module locates between outdoor fan and the new trend module, includes: the electric heating device is positioned at the fresh air inlet; the humidifying device is positioned on one side of the electric heating device, which is far away from the fresh air inlet, can move along the front and back directions of the shell and is provided with a first position and a second position; when the electric heating device is located at the first position, the electric heating device is used for heating air and driving the humidifying device to humidify the air so as to heat and humidify all or part of the air entering the fresh air module; when the humidifier is located at the second position, the air blown by the outdoor fan fills water into the humidifying device; the waterless humidifying module is arranged, and can heat and humidify air entering the fresh air module.

Description

Outdoor machine of air conditioner

Technical Field

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

Background

The fresh air module of the existing air conditioner is generally arranged in an air conditioner indoor unit, the fresh air volume is smaller due to the limitation of the space of the air conditioner indoor unit, the distance between the fresh air module and a user is closer, and the influence of fresh air noise on the user is larger, so that the sleep of the user at night is influenced. After the fresh air module is arranged on the air conditioner, the fresh air introduced from the outside can generate the condition of overlarge fresh air temperature difference and indoor air temperature difference by the fresh air module, so that the comfort of a user is poor. Moreover, the new trend that current new trend module introduced does not pass through humidification for the new trend humidity of introducing is lower, can make the indoor environment more and more dry, influences user experience.

Disclosure of Invention

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. For this purpose,

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

a case having an outdoor air outlet formed thereon;

the outdoor fan is arranged in the shell and is positioned on the inner side of the outdoor air outlet;

the fresh air module is connected to the shell and positioned on one side, close to the outdoor air outlet, of the outdoor fan and used for introducing outdoor air into a room, the fresh air module is provided with a fresh air inlet, and the fresh air inlet is formed in one side, close to the outdoor fan, of the fresh air module and is opposite to the outdoor fan;

anhydrous humidification module, connect in the casing just locates between outdoor fan and the new trend module, include:

the electric heating device is positioned at the fresh air inlet;

the humidifying device is positioned on one side of the electric heating device, which is far away from the fresh air inlet, can move along the front and back directions of the shell and is provided with a first position and a second position, and the second position is positioned behind the first position and has a certain interval with the first position;

when the humidifying device is located at the first position, the electric heating device works to heat outdoor air and drives the humidifying device to humidify the outdoor air so that all or part of the outdoor air entering the fresh air module is heated and humidified; when the humidifying device is located at the second position, the air blown by the outdoor fan fills the humidifying device with water.

The fresh air module is arranged on the shell, so that the fresh air module is positioned outdoors, the influence of noise generated by the fresh air module on a user can be reduced, the user experience is improved, the problem that the fresh air module is limited by an indoor space can be solved, and the increase of fresh air supply quantity is facilitated; the fresh air inlet of the fresh air module is arranged opposite to the outdoor fan, so that the air supply function of the outdoor fan can be effectively utilized, and the fresh air supply quantity of the fresh air module is increased while the fresh air module is not changed; set up anhydrous humidification module between new trend module and outdoor fan, can carry out the humidification to the air that gets into in the new trend module, set up anhydrous humidification module and include electric heater unit and humidification device, can make humidification device when the primary importance, electric heater unit not only can the heated air and can order about the evaporation with higher speed of humidification module water-logging and make humidification module carry out the humidification to the air, improves user's travelling comfort.

According to the embodiment of the disclosure, anhydrous humidification module still includes support and drive arrangement, the new trend module passes through the support with the casing is connected, the support cover is established the border of new trend air intake, humidification device locates in the support and with drive arrangement connects, drive arrangement drives humidification device follows the casing fore-and-aft direction removes, sets up support and drive arrangement, can play the effect that supports the humidification module and can provide power for the removal of humidification module.

According to this disclosed embodiment, be equipped with first guide way on the support left side wall and/or the right side wall, drive arrangement includes:

the driving shell is fixedly connected with the machine shell;

the transmission rod is arranged in the driving shell and can move along the front-back direction of the driving shell, the rear end of the transmission rod is fixedly connected with the side part of the humidifying device, the transmission rod or the side part of the humidifying device is positioned in the first guide groove, and a rack part arranged along the front-back direction of the shell is arranged on the transmission rod;

a gear provided in the drive housing and engaged with the rack portion;

and the driving motor is fixedly arranged on the driving shell, an output shaft of the driving motor is connected with the gear, and the driving motor drives the gear to drive the transmission rod and the humidifying device to move along the front and back directions of the machine shell.

The driving device comprises a shell, a transmission rod, a gear, a driving motor and a rack part on the transmission rod, the rotation of the driving motor is converted into the forward and backward movement of the transmission rod to drive the humidifying device to move forward and backward, the structure is simple, and the design is convenient.

According to this disclosed embodiment, be formed with first support ventilation hole on the support side perisporium, humidification device is located during the first position, follow the outdoor air that the first ventilation hole of support got into passes humidification module gets into the new trend module, humidification device is located during the second position, follow the outdoor air that the first ventilation hole of support got into does not pass through humidification module directly gets into the new trend module sets up first support ventilation hole, can compensate the wind that outdoor fan blown and can not all blow in the loss of new trend module.

According to the embodiment of the disclosure, the second support ventilation hole is formed in the peripheral wall of the support side, when the humidifying device is located at the first position or the second position, outdoor air entering from the second ventilation hole of the support directly enters the fresh air module without passing through the humidifying module, and the second support ventilation hole is arranged, so that the loss that the air blown by an outdoor fan cannot be blown into the fresh air module completely can be overcome.

According to the embodiment of the disclosure, the humidifying device comprises a humidifying frame and a humidifying material arranged on the humidifying frame, and the humidifying module is stable, simple in structure and convenient to design.

According to an embodiment of the present disclosure, the fresh air module includes:

the volute is provided with a fresh air inlet and an air cavity;

the fresh air fan is arranged in the air cavity;

the fresh air pipe is connected with the volute and communicated with the air cavity and used for leading the air flow in the air cavity into the room, and the fresh air pipe is simple in structure, so that the fresh air module can work normally.

According to the embodiment of the present disclosure, an outdoor fan includes:

an outdoor fan;

outdoor motor, connect in the casing just locates outdoor fan is kept away from one side of new trend fan, outdoor motor's output shaft with outdoor fan is connected, outdoor motor drive outdoor fan rotates, and simple structure is convenient for outdoor fan and normally works.

According to the embodiment of the disclosure, the humidifying device is provided with the humidifying device through hole for the outdoor motor to pass through, the output shaft of the outdoor motor penetrates through the outdoor fan and the humidifying device through hole, the outer end part of the outdoor motor is connected with the fresh air fan, the outdoor motor drives the fresh air fan and the outdoor fan to coaxially rotate, the outdoor motor is used for driving the fresh air fan, the additional increase of the motor is avoided, and the cost is saved.

According to the embodiment of the disclosure, the fresh air inlet is opposite to the outdoor fan, so that the fresh air supply quantity of the fresh air module is increased better without changing the fresh air module.

Drawings

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

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

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

fig. 3 is a top sectional view of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

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

fig. 5 is another partial structure view of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 6 is an exploded view of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 7 is a top sectional view of a partial structure of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 8 is an exploded view of a partial structure of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 9 is a schematic structural view of an air outlet grille according to an embodiment of the present disclosure;

fig. 10 is a partial structural view of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 11 is an exploded view of another partial structure of an outdoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 12 is an assembly view of a humidifying device and a driving device according to an embodiment of the present disclosure;

FIG. 13 is a schematic structural diagram of a drive device according to an embodiment of the present disclosure;

FIG. 14 is an exploded view of a drive device according to an embodiment of the present disclosure;

fig. 15 is a schematic view of a humidifying device in a first position and a second position according to an embodiment of the present disclosure.

In the above figures: an outdoor unit of an air conditioner 100; a housing 1; a front plate 11; a rear plate 12; left and right side plates 13; a top plate 14; a bottom plate 15; an outdoor air inlet 16; an outdoor air outlet 17; an outdoor air duct 18; a wind guide ring 19; an outdoor heat exchanger 2; an outdoor fan 3; an outdoor fan 31; an outdoor motor 32; an air outlet grille 4; a through-hole 41; the positioning holes 42; a fresh air module 5; a volute 51; a fresh air inlet 511; a volute outlet 512; a wind chamber 513; a positioning buckle 514; a fresh air fan 52; a fresh air duct 53; a fixed structure 6; a heat exchanger fixing member 7; a water-free humidifying module 8; an electric heating device 81; a humidifying device 82; a first connection portion 821; a humidifier through hole 822; a humidification frame 823; a humidifying material 824; a guide block 825; a bracket 83; a first guide groove 831; a second guide groove 832; a first bracket vent 833; a positioning shaft 835; a locator card hole 836; a drive device 84; a drive housing 841; a first drive housing 8411; a second drive housing 8412; a first limiting portion 8413; a drive link 842; a rack portion 8421; gear 843.

Detailed Description

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

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

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

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

The air conditioner includes an air conditioner indoor unit and an air conditioner outdoor unit, the air conditioner outdoor unit is a part of a refrigeration cycle including a compressor and an outdoor heat exchanger, the air conditioner indoor unit includes an indoor heat exchanger, and an expansion valve may be provided in the air conditioner indoor unit or the air conditioner outdoor unit.

The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. The air conditioner is used as a heater in a heating mode when the indoor heat exchanger is used as a condenser, and as a cooler in a cooling mode when the indoor heat exchanger is used as an evaporator.

The present invention provides an outdoor unit of an air conditioner, which is described below with reference to fig. 1 to 15, wherein fig. 1 and 2 are perspective views of the outdoor unit of the air conditioner.

Referring to fig. 1 to 2, an outdoor unit 100 of an air conditioner includes a casing 1, and the casing 1 forms a main frame of the outdoor unit. Specifically, the outdoor unit of the air conditioner includes a front panel 11, a rear panel 12, left and right side panels 13, a top panel 14, and a bottom panel 15.

Referring to fig. 3-5, an outdoor air inlet 16 and an outdoor air outlet 17 are formed on the casing 1, and the outdoor air inlet 16 and the outdoor air outlet 17 are communicated to form an outdoor air duct 18. Typically, the outdoor air intake 16 is disposed on the rear panel 12, and the outdoor air outlet 17 is disposed on the front panel 11.

The outdoor unit of the air conditioner further comprises an outdoor heat exchanger 2, and the outdoor heat exchanger 2 is arranged in the outdoor air duct 18 and used for exchanging heat with air in the shell. The outdoor heat exchanger can be a plate heat exchanger, and can be an L-shaped heat exchanger under the condition of reducing the size of the outdoor unit of the air conditioner as much as possible in order to increase the heat exchange area of the outdoor heat exchanger, wherein the outdoor air inlet can also be arranged on the left side plate and the right side plate of the shell.

The outdoor unit 100 further includes an outdoor fan 3 disposed in the casing and located at an inner side of the outdoor air outlet, specifically, the outdoor fan is disposed in the outdoor air duct and located at a side of the outdoor heat exchanger close to the outdoor air outlet, and is configured to send air after heat exchange by the outdoor heat exchanger out of the casing through the outdoor air outlet.

The outdoor unit of the air conditioner also comprises a fresh air module 5, the fresh air module 5 is used for introducing outdoor air into a room and is connected with the machine shell, by arranging the fresh air module on the casing, the fresh air module is positioned outdoors, the influence of noise generated by the fresh air module on users can be reduced, the experience is improved, and can solve the problem that the fresh air module is limited by the indoor space, is beneficial to increasing the fresh air supply quantity, the fresh air module is arranged at one side of the outdoor fan close to the outdoor air outlet, the fresh air module is provided with a fresh air inlet 511 and a fresh air outlet (not shown), wherein the new trend air intake is located the one side that new trend module 5 is close to outdoor fan to the new trend air intake sets up with outdoor fan relatively, and the new trend air outlet is located indoorly, sets up the air supply function that new trend air intake and outdoor fan set up relatively can the outdoor fan of effectual utilization, increases the new trend air output of new trend module when not changing new trend module. The fresh air inlet and the outdoor fan can be arranged just opposite to each other, and the fresh air supply quantity of the fresh air module is increased better without changing the fresh air module.

Referring to fig. 6-7, the indoor unit of the air conditioner further includes an anhydrous humidification module 8, the anhydrous humidification module 8 is connected to the casing, the anhydrous humidification module 8 is disposed between the outdoor fan and the fresh air module, the anhydrous humidification module 8 includes an electric heating device 81 and a humidification device 82, wherein the electric heating device is connected to the casing and located at the fresh air inlet, the humidification device is connected to the casing, the humidification device is located at a side of the electric heating device away from the fresh air inlet, the humidification device can move along the front and back direction of the casing, referring to fig. 15, the humidification device has a first position a and a second position B, and the second position is located behind the first position and has a certain interval at the first position.

When humidification device was located the first position, the electric heater unit work was heated outdoor air to the electric heater unit work orders about humidification device and carries out the humidification to outdoor air, so that get into whole or partial outdoor air of new trend module through heating and humidification, and is concrete, and electric heater unit work produces the heat, thereby makes heat transfer to humidification device department accelerate the evaporation of water in the humidification device to carry out the humidification to the air. When the humidifying device is located at the second position, the air blown by the outdoor fan fills water to the humidifying device, specifically, when the humidifying device is located at the second position, the humidifying device is far enough away from the electric heating device, so that when the electric heating device works, the electric heating device can heat the air entering the fresh air module, the humidifying device cannot humidify the air, and the air blown by the outdoor fan fills water to the humidifying device.

Referring to fig. 12, the humidifying device includes a humidifying rack 823 and a humidifying material 824 disposed on the humidifying rack, wherein the humidifying material may be humidifying foam.

Referring to fig. 10 and 11, the anhydrous humidifying module further includes a bracket 83, the fresh air module is connected to the housing through the bracket, and the bracket is sleeved on the periphery of the fresh air inlet. Specifically, the support is connected with the casing, and the fresh air module is connected with the support. Wherein the outer end of the bracket is connected with the fresh air module in a sealing way or a gap exists between the outer end of the bracket and the fresh air module.

The electric heating device can be arranged in the support or positioned in a gap between the fresh air module and the support, and the humidifying device is arranged in the support.

Referring to fig. 13 and 14, the waterless humidifying module further includes a driving device 84, and the humidifying device is connected to the driving device, and the driving device drives the humidifying device to move along the front and rear directions of the cabinet. The support and the driving device are arranged, the effect of supporting the humidifying module can be achieved, and power can be provided for movement of the humidifying module.

The left side wall and/or the right side wall of the bracket are provided with first guide grooves 831, wherein the left side wall and the right side wall can be provided with the first guide grooves, and the number of the driving devices is two, and the two driving devices correspond to the left side wall and the right side wall respectively. The driving device 84 comprises a driving housing 841, a transmission rod 842, a gear 843 and a driving motor (not shown), wherein the driving housing is fixedly connected with the machine shell, the transmission rod is arranged in the driving housing and can move back and forth relative to the driving housing, the rear end of the transmission rod is fixedly connected with the side part of the humidifying device, the transmission rod or the side part of the humidifying device is positioned in the first guide groove 831, the transmission rod is provided with a rack part 8421 arranged along the front and back direction of the machine shell, the gear 843 is arranged in the driving housing and is meshed with the rack part, the driving motor is fixedly arranged on the driving housing, the output shaft of the driving motor is connected with the gear, and the driving motor drives the transmission rod and the humidifying device to move back and forth along the machine shell. The driving device comprises a shell, a transmission rod, a gear, a driving motor and a rack part on the transmission rod, the rotation of the driving motor is converted into the forward and backward movement of the transmission rod to drive the humidifying device to move forward and backward, the structure is simple, and the design is convenient.

The drive housing includes a first drive housing 8411 and a second drive housing 8412, where the first drive housing and the second drive housing are connected to form the drive housing, which can be first snapped for positioning and then fixedly connected to ensure stable connection. The drive shell is provided with a first limiting part 8413 at the rear side for limiting the maximum distance of the transmission rod extending out of the drive shell, and the front end of the drive shell is closed for limiting the maximum length of the transmission rod inserted into the drive shell.

Specifically, referring to fig. 12, the humidifying device 82 is provided at a side thereof with a first connecting portion 821 connected to the rear end of the driving rod and capable of being connected through a shaft hole, the first connecting portion may be a connecting shaft having a hole, and the rear end of the driving rod is provided with a shaft adapted to the hole.

Can set up the second guide way 832 that sets up along the casing fore-and-aft direction on the support roof, be equipped with the guide block 825 of adaptation in the second guide way on the humidification device, specific guide block sets up the top at the humidification frame for drive arrangement drive humidification device can follow the second guide way and remove, more enough plays better guide effect, avoids humidification device to block on the support.

Referring to fig. 11, a first bracket vent 833 is formed in the circumferential wall of the bracket, when the humidification device is located at the first position, the outdoor air entering from the first bracket vent passes through the humidification module and enters the fresh air module, and when the humidification device is located at the second position, the outdoor air entering from the first bracket vent does not pass through the humidification module and directly enters the fresh air module. Set up first support ventilation hole, can compensate the loss that the wind that outdoor fan blown can not all blow in the new trend module.

A second bracket ventilation hole (not shown) is formed in the circumferential wall of the bracket side, when the humidifying device is located at the first position or the second position, outdoor air entering from the second ventilation hole of the bracket directly enters the fresh air module without passing through the humidifying module, and the second bracket ventilation hole is formed in one side, close to the fresh air module, of the first bracket ventilation hole. Set up the second support ventilation hole, can compensate the loss that the wind that outdoor fan blown can not all blow in the new trend module.

Referring to fig. 8, the fresh air module may include a volute 51, a fresh air fan 52 and a fresh air duct 53, the volute 51 is formed with a fresh air inlet 511 and a volute air outlet 512, and an air chamber 513 is formed in the volute, the fresh air fan 52 is located in the air chamber, the fresh air duct is connected with the volute and is communicated with the air chamber, and the fresh air duct is used for guiding the air flow in the air chamber into the chamber, so that the fresh air module is simple in structure and can normally operate. Wherein the tip that indoor was located to the new trend tuber pipe can form the new trend air outlet, perhaps the new trend tuber pipe is located indoor end connection in the part that is formed with the new trend air outlet for new trend air intake and new trend air outlet intercommunication, new trend module can be with outdoor air introduction indoor.

The lateral part of spiral case is formed with the spiral case air outlet, and the new trend tuber pipe is connected in spiral case air outlet department for the new trend tuber pipe and wind chamber intercommunication are convenient for introduce indoor with the air of wind intracavity. The fresh air fan can be a centrifugal fan and can change the direction of airflow entering axially and flow out radially.

Referring to fig. 5, the outdoor fan 3 includes an outdoor fan 31 and an outdoor motor 32, wherein the outdoor motor is connected to the casing and disposed on a side of the outdoor fan away from the fresh air fan, an output shaft of the outdoor motor is connected to the outdoor fan, and the outdoor motor drives the outdoor fan to rotate. The outdoor fan may be an axial fan such that the airflow flows axially into and out of the outdoor fan.

Referring to fig. 12, the humidifying device is provided with a humidifying device through hole 822 through which the outdoor motor passes, an output shaft of the outdoor motor passes through the outdoor fan and the humidifying device through hole, and the outer end of the output shaft is connected with the fresh air fan, the outdoor motor drives the fresh air fan to rotate coaxially with the outdoor fan, the outdoor motor is used for driving the fresh air fan, additional increase of the motor is avoided, and cost is saved.

Referring to fig. 9 and 10, the outdoor unit of the air conditioner further includes an air outlet grille 4, the air outlet grille 4 is connected to the casing and located at the outdoor air outlet, and the fresh air module and/or the anhydrous humidification module are connected to the air outlet grille. Wherein, be equipped with grid through hole 41 on the air-out grid, the grid through hole can be located air-out grid central point and put, and new trend module and grid through hole set up relatively, and anhydrous humidification module also can set up relatively with the grid through hole. The new trend module can locate in the grid through hole, perhaps the air-out grid is inboard located to the new trend module, the new trend tuber pipe of new trend module passes the grid through hole, perhaps the new trend module sets up in the air-out grid outside, the new trend air intake is relative with the grid through hole, wherein can be just right, anhydrous humidification module sets up in the air-out grid outside or sets up in the grid through hole or set up in the air-out grid inboard, when anhydrous humidification module sets up in the air-out grid outside, anhydrous humidification module is relative with the grid through hole, wherein can just right.

When the fresh air module and the anhydrous humidification module are arranged on the outer side of the air outlet grille, the support is fixedly connected with the air outlet grille, the fresh air module is fixedly connected with the support, a positioning hole is formed in one of the support and the air outlet grille, a positioning shaft is arranged on the other of the support and the air outlet grille, the positioning shaft is inserted into the positioning hole to play a positioning role, then the support is fixedly connected with the air outlet grille, the positioning shaft 835 can be arranged on the support, and the positioning hole 42 can be arranged on the air outlet grille. The fresh air module can be clamped with the support, one of the volute and the support is provided with a positioning clamp hole, the other of the volute and the support is provided with a positioning clamp, the volute and the support are clamped for positioning, the positioning clamp hole 836 can be arranged on the support, the volute is provided with a positioning clamp 514, then the volute and the support can be fixedly connected, and the support and the air outlet grille and the support and the volute can be fixedly connected through screws. The electrical heating device may be connected to the volute.

Referring to fig. 5, the outdoor unit of the air conditioner further includes a fixing structure 6 connected to the casing and disposed in the outdoor air duct, the fixing structure is longitudinally disposed and located at a side of the outdoor heat exchanger close to the outdoor motor, and the outdoor motor is fixed to the fixing structure, so that the outdoor motor is stably fixed in the outdoor air duct. Specifically, the lower end of the fixed structure 6 is connected with the bottom plate 15, and the upper end of the fixed structure 6 is connected with the top plate or the front plate. The upper part of the outdoor heat exchanger can be connected with the fixing structure 6 through a heat exchanger fixing member 7, so that the outdoor heat exchanger is stably arranged.

Referring to fig. 3, an air guiding ring 19 is formed on the casing, the outdoor fan is disposed in the air guiding ring 19, and the air outlet grille covers the front side of the air guiding ring. Specifically, the air guide ring is formed on a front plate of the casing.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely 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, are not to be construed as limiting the present invention.

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

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

Claims

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

a case having an outdoor air outlet formed thereon;

the electric heating device is positioned at the fresh air inlet;

2. The outdoor unit of claim 1, wherein the waterless humidification module further comprises a bracket and a driving device, the fresh air module is connected to the casing through the bracket, the bracket is sleeved around the fresh air inlet, the humidification device is disposed in the bracket and connected to the driving device, and the driving device drives the humidification device to move along the front-back direction of the casing.

3. The outdoor unit of claim 2, wherein the bracket has a first guide groove formed on a left side wall and/or a right side wall thereof, and the driving unit comprises:

the driving shell is fixedly connected with the machine shell;

a gear provided in the drive housing and engaged with the rack portion;

4. The outdoor unit of claim 2, wherein the bracket side peripheral wall is formed with a first bracket vent hole, and when the humidifying device is located at the first position, the outdoor air introduced from the bracket first vent hole passes through the humidifying module and enters the fresh air module, and when the humidifying device is located at the second position, the outdoor air introduced from the bracket first vent hole directly enters the fresh air module without passing through the humidifying module.

5. The outdoor unit of claim 2, wherein a second bracket ventilating hole is formed in the bracket side circumferential wall, and when the humidifying device is located at the first position or the second position, outdoor air introduced from the second bracket ventilating hole directly enters the fresh air module without passing through the humidifying module.

6. The outdoor unit of claim 1, wherein the humidifying device comprises a humidifying frame and a humidifying material disposed on the humidifying frame.

7. The outdoor unit of claim 1, wherein the fresh air module comprises:

the volute is provided with a fresh air inlet and an air cavity;

the fresh air fan is arranged in the air cavity;

the fresh air pipe is connected with the volute and communicated with the air cavity and used for guiding the air flow in the air cavity into the room.

8. The outdoor unit of claim 7, wherein the outdoor fan comprises:

an outdoor fan;

the outdoor motor is connected with the shell and is arranged on one side, away from the fresh air fan, of the outdoor fan, an output shaft of the outdoor motor is connected with the outdoor fan, and the outdoor motor drives the outdoor fan to rotate.

9. The outdoor unit of claim 8, wherein the outdoor unit further comprises a humidifying unit through hole for passing the outdoor motor, an output shaft of the outdoor motor passes through the outdoor fan and the humidifying unit through hole and is connected to the fresh air fan at an outer end thereof, and the outdoor motor drives the fresh air fan to rotate coaxially with the outdoor fan.

10. The outdoor unit of claim 1, wherein the fresh air intake port is opposite to the outdoor fan.