CN211953015U

CN211953015U - Indoor machine of air conditioner

Info

Publication number: CN211953015U
Application number: CN202020370477.XU
Authority: CN
Inventors: 孙祥
Original assignee: Hisense Shandong Air Conditioning Co Ltd
Current assignee: Hisense Shandong Air Conditioning Co Ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2020-11-17
Anticipated expiration: 2030-03-20

Abstract

The utility model discloses an air conditioner indoor unit, include: casing, new trend device and dust arrester, the casing is installed on the wall of interior space, and the new trend air outlet has been seted up at the top of casing, and the new trend device sets up in the casing, and the new trend device includes: spiral case and fan, fan set up in the spiral case, and the spiral case air outlet has been seted up to the spiral case, and the spiral case air outlet is located the below of new trend air outlet, and the dust blocking device includes: the dust board is arranged between the fresh air outlet and the volute outlet, and the driving assembly drives the dust board to move. Set up the dust arrester through the new trend air outlet department at new trend device, new trend device makes the dust arrester be in the open position when the operation, and the new trend device is in the closed condition when not operating. Specifically, when the dust blocking device is moved in need, the driving piece drives the dust blocking device to move, so that the automatic movement of the dust blocking device can be realized, and the use convenience of a user is improved.

Description

Indoor machine of air conditioner

Technical Field

The utility model belongs to the technical field of the air conditioner technique and specifically relates to an air conditioner indoor unit is related to.

Background

The fresh air device has the main functions of realizing the circulation and the ventilation between the room air and the outdoor air and purifying the air. The fresh air device discharges indoor turbid air to the outside to form indoor and outdoor air pressure difference, so that indoor and outdoor air exchange is completed, and air is refreshed.

Among the correlation technique, the air outlet orientation of new trend device is last, when not using the new trend device for a long time, has the dust to fall into in the new trend wind channel, and the dust can be blown off when reusing, and dust flies upward, and the result of use is very poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an air conditioner indoor unit, through setting up the dust retaining device in the new trend air outlet department of new trend device, the new trend device makes the dust retaining device be in the open position when the operation, and the new trend device is in the closed condition when not operating to can prevent that the dust from getting into the wind channel of new trend device.

According to the utility model discloses air conditioner indoor unit, include: casing, new trend device and dust arrester, the casing is installed on the wall of interior space, the new trend air outlet has been seted up at the top of casing, the new trend device set up in the casing, the new trend device includes: spiral case and fan, the fan set up in the spiral case, the spiral case air outlet has been seted up to the spiral case, the spiral case air outlet is located fresh air outlet's below, the dust blocking device includes: the dust guard plate is arranged between the fresh air outlet and the volute air outlet, and the driving assembly drives the dust guard plate to move so as to make and break the fresh air outlet and the volute air outlet.

According to the utility model discloses air conditioner indoor unit, through setting up the dust arrester in the new trend air outlet department of new trend device, the new trend device makes the dust arrester be in the open position when the operation, and the new trend device is in the closed condition when not operating to can prevent that the dust from getting into the wind channel of new trend device. Specifically, when the dust blocking device is moved in need, the driving piece drives the dust blocking device to move, so that the automatic movement of the dust blocking device can be realized, and the use convenience of a user is improved.

According to some embodiments of the invention, the drive assembly comprises: the driving piece is in transmission with the gear; and a rack is arranged on the surface of one side of the dust baffle plate and is in transmission with the gear.

According to some embodiments of the utility model, the driving piece is the motor, the gear is two and is first gear and second gear respectively, first gear cover is established and is fixed on the motor shaft of motor, the second gear meshing is in first gear with between the rack.

According to some embodiments of the utility model, the direction of motion of dust board is first direction, the rack is in first direction extends and is located the second direction middle part of dust board, and the second direction is perpendicular with first direction.

According to some embodiments of the invention, the volute comprises: the first volute is connected with the second volute, a volute air inlet is formed in the first volute, the first volute and the second volute limit the volute air outlet, a supporting plate is further arranged on one side of the volute air outlet and located below the dust blocking plate.

According to some embodiments of the utility model, the backup pad is two, two leave between the backup pad and dodge the space, drive assembly's some is located dodge space department, with rack drive.

According to some embodiments of the utility model, new trend device still includes: the air inlet shell is arranged on one side, deviating from the second volute, of the first volute and limits an air inlet cavity with the first volute, the air inlet cavity is communicated with the volute air inlet, and the other part of the driving assembly is located between the supporting plate and the air inlet shell.

According to some embodiments of the utility model, first spiral case with the second spiral case is in spiral case air outlet department is provided with the slide rail, be provided with spacing portion in the backup pad, the dust board has open position and closed position, the dust board is located during the open position, the dust board with spacing portion butt cooperation.

According to some embodiments of the utility model, spacing portion is for following the backup pad is convex arch upwards, the arch has the orientation the spacing face of dust board, the contained angle between spacing face and the horizontal plane is an, and 0 < an < 135 °.

According to some embodiments of the present invention, the protrusion further has a mounting surface deviating from the limiting surface, an included angle between the mounting surface and the horizontal is b, b < 90 °; the dust guard plate is provided with an installation inclined plane at the position corresponding to the bulge.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an indoor unit of an air conditioner;

FIG. 2 is a schematic view of the first angle of the fresh air device and the dust blocking device;

FIG. 3 is a schematic view of a second angle of the fresh air device and the dust barrier;

FIG. 4 is a third angle schematic view of the fresh air device and the dust guard;

FIG. 5 is an exploded view of the fresh air device and the dust barrier at a first angle;

FIG. 6 is an exploded view of the fresh air device and the dust barrier device at a second angle;

FIG. 7 is an exploded view of the fresh air device and the dust barrier device from a third angle;

FIG. 8 is a partial schematic view A of FIG. 7;

fig. 9 is a schematic view of the structure of the dust guard.

Reference numerals:

an air conditioner indoor unit S;

a housing 100; a fresh air outlet 110;

a fresh air device 200; a volute 210; a volute outlet 211; a slide rail 212; a mounting end 213; a guide mounting portion 214; a stopper portion 215; a limit surface 2151; a mounting surface 2152; a recess 216; a first volute 217; a second volute 218; a fan 220; an air inlet case 230;

a dust guard 300; a dust guard 310; a convex rib 311; a rack 312; a mounting ramp 313; a drive assembly 320; a driver 321; a gear 322; a first gear 3221; a second gear 3222; and a support plate 330.

Detailed Description

Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.

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 indoor unit of the air conditioner (i.e., the air conditioner indoor unit S) refers to a portion of the refrigeration cycle including a compressor and an outdoor heat exchanger, the indoor unit of the air conditioner includes the indoor heat exchanger, and the expansion valve may be provided in the indoor unit or the outdoor unit (i.e., the air conditioner outdoor unit).

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

An air conditioner indoor unit S according to an embodiment of the present invention will be described with reference to fig. 1 to 9.

As shown in fig. 1, the indoor unit S of the air conditioner includes: the novel air conditioner comprises a machine shell 100, a fresh air device 200 and a dust blocking device 300, wherein the machine shell 100 is installed on the wall of an indoor space, a fresh air outlet 110 is formed in the top of the machine shell 100, and the fresh air outlet 110 is arranged above a volute air outlet 211. The housing 100 may be used to provide support, retention, and safety for components such as the fresh air device 200 and the dust guard 300.

As shown in fig. 4, the fresh air device 200 includes: the fan 220 is disposed in the volute 210, the volute 210 is provided with a volute outlet 211, and the fan 220 accelerates the airflow so that the airflow can be blown out from the volute outlet 211.

As shown in fig. 2, the dust blocking device 300 is disposed between the fresh air outlet 110 and the volute outlet 211, so as to selectively open and close the fresh air outlet 110 and the volute outlet 211.

Therefore, by arranging the dust blocking device 300 at the fresh air outlet 110 of the fresh air device 200, when the fresh air device 200 is in operation, a user can automatically shift the dust blocking device 300 to an open position, so that the normal use of the fresh air device 200 is not affected; when new trend device 200 does not operate, the user can stir dust retaining device 300 to the closed condition by oneself to can prevent that the dust from getting into new trend device 200's wind channel, can guarantee the clean degree of casing 100 inner space like this, can promote the user and use experience.

As shown in fig. 1 to 8, the dust blocking device 300 includes a dust blocking plate 310, and the dust blocking plate 310 is disposed at the volute outlet 211 and can selectively open and close the volute outlet 211. The volute outlet 211 can be selectively opened or closed by arranging the dust blocking plate 310, so that a user can open or close the volute outlet 211 according to requirements, and particularly, when the user is not suitable for the indoor unit S of the air conditioner for a long time, the dust blocking plate 310 can be used for covering the volute outlet 211, so that dust can be prevented from entering the volute 210 from the fresh air outlet 110; when the user needs to use the air conditioner indoor unit S, the dust guard plate 310 can be moved away from the volute air outlet 211, so that the user can normally use the air conditioner, and the dust is not blown out, thereby improving the use effect of the user.

Moreover, the surface area of the dust guard plate 310 is larger than the area of the fresh air outlet 110 and the area of the volute outlet 211. So set up, can be when dust board 310 lid establishes on spiral case air outlet 211, dust board 310 can be complete cover spiral case air outlet 211 to can promote dust blocking device 300's dust blocking effect. The area of the fresh air outlet 110 and the area of the volute air outlet 211 can be the same, so that the fresh air outlet 110 and the volute air outlet 211 can be conveniently arranged in a right-to-right mode, and the direct sending of the air at the volute air outlet 211 from the fresh air outlet 110 can be facilitated.

As shown in fig. 2, the movement direction of the dust guard plate 310 is a first direction, i.e., the left-right direction of the air conditioner S, the length of the volute air outlet 211 in the first direction is L1, and the length of the dust guard plate 310 in the first direction is L2, where L1 is not less than L2. That is, the dust guard 310 can just cover the volute outlet 211, and the size of the dust guard 310 can be larger than that of the volute outlet 211. When the dust guard plate 310 just covers the volute air outlet 211, the space of the dust guard 300 can be saved, so that the space of the indoor unit S of the air conditioner is reasonably utilized; when the size of the dust guard plate 310 may also be larger than the size of the volute outlet 211, the dust-guard effect of the dust guard plate 310 may be improved.

As shown in FIG. 2, the length of the sliding rail 212 in the first direction is L3, wherein L1+ L2 is equal to or less than L3. By setting the size of the slide rail 212 to be greater than or equal to the sum of the lengths of the volute air outlet 211 and the dust guard plate 310 in the first direction, when the dust guard plate 310 is in an open state, the dust guard plate 310 does not exceed the slide rail 212, so that the dust guard plate 310 can be prevented from sliding out of the slide rail 212. When L1+ L2 is L3, the slide rail 212 can reduce the extra moving distance of the dust guard plate 310, and can further ensure the moving smoothness of the dust guard plate 310.

Specifically, L3 < 2L 2. The length of the sliding rail 212 in the first direction is larger than the length of the dust baffle 310 in the first direction by 2 times, so that the whole volute air outlet 211 can be further covered when the dust baffle 310 is covered on the volute air outlet 211, and the dust blocking efficiency of the dust baffle 310 can be further ensured. And when the dust guard 310 is in the open position, a part of the dust guard 310 is not disposed above the volute air outlet 211, so that the blowing out of fresh air is not affected when the fresh air device 200 operates, and the working efficiency of the fresh air device 200 is not affected.

As shown in fig. 3, a groove 216 is formed in one side of the volute outlet 211, a rib 311 is disposed on one side of the dust guard plate 310 facing the groove 216, and when the dust guard plate 310 is located at the closed position, the dust guard plate 310 is fitted in the groove 216. Through setting up recess 216 for when dust board 310 covers on spiral case air outlet 211, promote the leakproofness of spiral case air outlet 211, and then can promote dust board 310's the effect of keeping out the wind.

As shown in fig. 3 and 5, the slide rail 212 has a mounting end 213 away from the volute outlet 211, and the mounting end 213 is provided with an inclined guide mounting portion 214. The installation of the dust guard 310 may be facilitated by providing the guide mounting portion 214 inclined on the mounting end 213. Also, the inclined guide mounting portion 214 allows a user or worker not to be injured when touched.

According to an embodiment of the second aspect of the present invention, as shown in fig. 2, the dust blocking device 300 further includes: the driving assembly 320, the driving assembly 320 can drive the dust guard plate 310 to move. When the user does not use the air conditioner indoor unit S, the driving assembly 320 drives the dust guard plate 310 to move towards the volute air outlet 211, so as to cover the volute air outlet 211, thereby ensuring that dust does not fall into the fresh air device 200; when the user needs to use the air conditioner indoor unit S, the driving assembly 320 drives the dust guard plate 310 to move away from the volute outlet 211, so that the fresh air device 200 can be used normally.

Specifically, when the dust blocking device 300 needs to be moved, the driving assembly 320 drives the dust blocking device 300 to move, so that the dust blocking device 300 can automatically move, and the use convenience of a user is improved.

As shown in fig. 3 and 5, the driving assembly 320 includes: the dust board 310 comprises a driving part 321 and a gear 322, wherein the driving part 321 is in transmission with the gear 322, a rack 312 is arranged on one side surface of the dust board 310, and the rack 312 is in transmission with the gear 322. The rack 312 is arranged on the dust board 310, the gear 322 is arranged on the driving part 321, and the gear 322 and the rack 312 are meshed for transmission, so that the dust board 310 can be controlled to move on the volute 210 by controlling the forward rotation and the reverse rotation of the driving part 321, and the dust board 310 can be opened or closed to the volute air outlet 211 according to the requirements of users.

Specifically, as shown in fig. 6, the driving member 321 may be a motor, the number of the gears 322 is two, and the two gears 322 are a first gear 3221 and a second gear 3222, respectively, the first gear 3221 is sleeved and fixed on a motor shaft of the motor, and the second gear 3222 is engaged between the first gear 3221 and the rack 312. When the driving member 321 is disposed below the dust guard 310, the first gear 3221 connected to the driving member 321 is too low to engage with the rack 312, so that the second gear 3222 needs to be disposed between the first gear 3221 and the rack 312, so that the driving member 321 can drive the rack 312 to move, and the movement of the dust guard 310 in the left-right direction can be further achieved.

Specifically, the rack 312 extends in a first direction, and the rack 312 is located in the middle of a second direction of the dust guard plate 310, the second direction being perpendicular to the first direction, that is, the second direction is the front-back direction of the indoor unit S of the air conditioner. By arranging the rack 312 in the middle of the second direction of the dust guard 310, the movement of the dust guard 310 in the left-right direction is more stable and does not deviate.

As shown in fig. 4, the scroll 210 includes: the first volute 217 is connected with the second volute 218, a volute air inlet (not shown) is formed in the first volute 217, the first volute 217 and the second volute 218 define a volute air outlet 211, and the fan 220 is integrated on the first volute 217. When the fan 220 is operated, the airflow enters the volute 210 from the volute inlet, and the acceleration of the fan 220 causes the airflow to exit the volute outlet 211.

As shown in fig. 5 to 7, the first volute 217 is further provided with a support plate 330 at a side of the volute outlet 211, and the support plate 330 is located below the dust guard plate 310. Specifically, the number of the support plates 330 may be two, an avoiding space is left between the two support plates 330, and a portion of the driving assembly 320 is located at the avoiding space to transmit power with the rack 312. By providing two support plates 330 and providing an escape space between the two support plates 330, a portion of the drive assembly 320 can be disposed within the escape space. That is, the driving member 321 is disposed below the support plate 330 and spaced apart from the avoidance space, and the first gear 3221 and the second gear 3222 are rotatably disposed in the avoidance space.

As shown in fig. 2 and 3, the fresh air device 200 further includes: the air inlet shell 230, the air inlet shell 230 is disposed on a side of the first volute 217 away from the second volute 218, and the air inlet shell 230 and the first volute 217 define an air inlet cavity, which is communicated with the volute air inlet, that is, the air flow enters the air inlet cavity from the air inlet shell 230 and then can enter the volute air inlet. In addition, another portion of the driving assembly 320 is located between the support plate 330 and the intake housing 230. That is to say, a part of the driving assembly 320 is disposed in the avoiding space, and a part of the driving assembly is disposed between the supporting plate 330 and the air inlet casing 230, so that the space of the air conditioner indoor unit S can be reasonably utilized, and the integration level of the fresh air device 200 can be improved.

In addition, as shown in fig. 2 and 4, a limiting portion 215 is provided on the scroll 210, and the first scroll 217 and the second scroll 218 are provided with a slide rail 212 at the scroll outlet 211. Specifically, the position-limiting portion 215 is disposed on the supporting plate 330, the dust guard 310 has an open position and a closed position, and when the dust guard 310 is located at the open position, the dust guard 310 is in abutting engagement with the position-limiting portion 215. By providing the position-limiting portion 215 on the supporting plate 330, when the fresh air device 200 is required to be used, the dust-blocking plate 310 moves to the open position, and if the dust-blocking plate 310 is not limited, the dust-blocking plate 310 will be separated from the supporting plate 330 at the mounting end 213. Therefore, in order to prevent the dust guard 310 from moving too much and causing the dust guard 310 to fall off, the position of the support plate 330 away from the volute outlet 211 is provided with the limiting portion 215, so that the dust guard 310 can be limited by the limiting portion 215 after moving to the mounting end 213, and the dust guard 310 can be prevented from falling off from the support plate 330.

Specifically, as shown in fig. 8, the position-limiting portion 215 is a protrusion protruding upward from the supporting plate 330, the protrusion has a position-limiting surface 2151 facing the dust-blocking plate 310, and the included angle between the position-limiting surface 2151 and the horizontal plane is a, where 0 < a < 135 °. By limiting the included angle between the limiting surface 2151 and the horizontal plane to 0-135 degrees, the dust guard 310 can be ensured not to cross over the limiting surface 2151 when the dust guard 310 contacts the limiting surface 2151, so that the dust guard 310 can be ensured not to be separated from the supporting plate 330.

As shown in fig. 8, the protrusion further has a mounting surface 2152 facing away from the limiting surface 2151, the mounting surface 2152 forms an angle b with the horizontal, b is less than 90, and the dust guard plate 310 is provided with a mounting inclined surface 313 at a position corresponding to the protrusion. The installation of the dust board 310 can be facilitated when the dust board 310 is installed by limiting the angle between the installation surface 2152 and the horizontal plane to 0-90 degrees and arranging the installation inclined surface 313 at the position of the dust board 310 corresponding to the protrusion.

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

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

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

Claims

1. An indoor unit for an air conditioner, comprising:

the air conditioner comprises a machine shell, a fan and a fan, wherein the machine shell is arranged on the wall of an indoor space, and the top of the machine shell is provided with a fresh air outlet;

fresh air device, fresh air device set up in the casing, fresh air device includes: the fan is arranged in the volute, the volute is provided with a volute air outlet, and the volute air outlet is positioned below the fresh air outlet;

a dust blocking device, the dust blocking device comprising: the dust guard plate is arranged between the fresh air outlet and the volute air outlet, and the driving assembly drives the dust guard plate to move so as to make and break the fresh air outlet and the volute air outlet.

2. An indoor unit for an air conditioner according to claim 1, wherein the driving assembly comprises: the driving piece is in transmission with the gear;

and a rack is arranged on the surface of one side of the dust baffle plate and is in transmission with the gear.

3. The indoor unit of claim 2, wherein the driving member is a motor, the two gears are a first gear and a second gear, the first gear is sleeved and fixed on a motor shaft of the motor, and the second gear is engaged between the first gear and the rack.

4. An indoor unit for an air conditioner according to claim 2, wherein the movement direction of the dust guard is a first direction, and the rack extends in the first direction and is located at the middle of a second direction of the dust guard, and the second direction is perpendicular to the first direction.

5. An indoor unit for an air conditioner according to claim 2, wherein the scroll casing includes: the first volute is connected with the second volute, a volute air inlet is formed in the first volute, the first volute and the second volute limit the volute air outlet, a supporting plate is further arranged on one side of the volute air outlet and located below the dust blocking plate.

6. An indoor unit of an air conditioner according to claim 5, wherein the number of the support plates is two, an avoiding space is reserved between the two support plates, and a part of the driving assembly is located in the avoiding space to be in transmission with the rack.

7. An indoor unit for an air conditioner according to claim 6, wherein the fresh air device further comprises: the air inlet shell is arranged on one side, deviating from the second volute, of the first volute and limits an air inlet cavity with the first volute, the air inlet cavity is communicated with the volute air inlet, and the other part of the driving assembly is located between the supporting plate and the air inlet shell.

8. An indoor unit of an air conditioner according to claim 5, wherein the first volute and the second volute are provided with slide rails at the volute air outlet, the support plate is provided with a limiting portion, the dust guard plate has an open position and a closed position, and when the dust guard plate is located at the open position, the dust guard plate is in abutting fit with the limiting portion.

9. An indoor unit of an air conditioner according to claim 8, wherein the limiting part is a protrusion protruding upward from the supporting plate, the protrusion has a limiting surface facing the dust guard, and an included angle between the limiting surface and a horizontal plane is a, and 0 < a < 135 °.

10. An indoor unit of an air conditioner according to claim 9, wherein the projection further has a mounting surface deviating from the limiting surface, an included angle between the mounting surface and the horizontal is b, and b is less than 90 degrees;

the dust guard plate is provided with an installation inclined plane at the position corresponding to the bulge.