CN223106174U - Air conditioner indoor unit - Google Patents

Abstract

The utility model provides an indoor unit of an air conditioner, which relates to the technical field of air conditioners and is designed to solve the problem that it is difficult to meet the use requirements in the kitchen space by directly using a duct machine as a kitchen air conditioner. The indoor unit of the air conditioner includes a shell, a heat exchanger, a wind wheel assembly and an electric control box. The shell has an inner cavity, an air inlet and an air supply port. The heat exchanger and the wind wheel assembly are both arranged in the inner cavity, and the heat exchanger and the wind wheel assembly are arranged in sequence from the air inlet to the air supply port. The heat exchanger includes a first side wall, a connecting wall and a second side wall arranged in sequence in a U shape. The first side wall, the connecting wall and the second side wall enclose a mounting cavity, and the wind wheel assembly is arranged in the mounting cavity. The electric control box is installed on the outside of the shell. The utility model has a compact structure and can meet the use requirements in the kitchen space.

Description

Indoor unit of air conditioner

Technical Field

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

Background

When the air duct machine is used, the air duct machine is usually installed in a suspended ceiling, so that the air duct machine has high requirements on the thickness dimension in the up-down direction, namely, the air duct machine needs to be designed to be as thin as possible, and the length dimension in the left-right direction and the width dimension in the front-back direction are low.

If the air duct machine is directly used as a kitchen air conditioner, the kitchen space is usually about 4 square meters, and when the air duct machine is installed, the duct and the giving way flue are also arranged in the suspended ceiling space, so that the originally narrow space becomes extremely limited, and the use requirement in the kitchen space is difficult to meet.

Disclosure of utility model

The utility model aims to provide an air conditioner indoor unit, which solves the technical problem that the use requirement in kitchen space is difficult to meet by directly adopting an air pipe machine as a scheme of a kitchen air conditioner.

The utility model provides an air conditioner indoor unit which comprises a shell, a heat exchanger, a wind wheel assembly and an electric control box, wherein the shell is provided with an inner cavity, an air guiding opening and an air supplying opening, the heat exchanger and the wind wheel assembly are arranged in the inner cavity and are sequentially arranged in the direction from the air guiding opening to the air supplying opening, the heat exchanger and the wind wheel assembly are sequentially arranged, the heat exchanger comprises a first side wall, a connecting wall and a second side wall which are sequentially arranged in a U shape, the first side wall, the connecting wall and the second side wall are enclosed to form an installation cavity, the wind wheel assembly is arranged in the installation cavity, and the electric control box is arranged outside the shell.

Through setting up the air conditioning indoor unit that mainly comprises shell, heat exchanger, wind wheel subassembly and automatically controlled box, when this air conditioning indoor unit is required to operate, the wind wheel subassembly starts, produces the negative pressure effect at the inner chamber of shell for outside wind can get into through the induced air mouth, after the heat transfer with the heat exchanger is handled, is discharged by the supply-air outlet, carries out corresponding refrigeration or heats the processing for indoor environment. When the electric control box needs to be overhauled, the electric control box can be overhauled only by disassembling the aluminous gusset plate, the outer shell does not need to be disassembled, and the electric control box is convenient to overhaul.

The heat exchanger with the U-shaped structure is arranged in the air conditioner indoor unit, so that the installation cavity capable of containing the wind wheel assembly is formed in the air conditioner indoor unit, the compactness of the air conditioner indoor unit is guaranteed, the occupation of the external space of the heat exchanger is reduced, the size of the air conditioner indoor unit is reduced, the air conditioner indoor unit can be installed in a narrow kitchen space and used as a kitchen air conditioner, and the technical problem that the use requirement of the kitchen space is difficult to meet by the conventional air pipe machine is effectively solved.

Through installing the automatically controlled box in the outside of shell, on the one hand for the maintenance operation of automatically controlled box only need dismantle the aluminous gusset alright go on, need not to dismantle the shell, improved maintenance operating efficiency, on the other hand still can not cause the occupation to the inner chamber space, reduced the interference to the inner chamber part, simultaneously, this setting still is favorable to the heat dissipation of automatically controlled box, in order to guarantee the automatically controlled performance of automatically controlled box, and, this setting can also avoid the comdenstion water in the inner chamber to splash to automatically controlled box after the drip, has played certain waterproof protection effect to automatically controlled box.

Further, the electric control box is provided with a transportation position attached to the outer surface of the shell and an avoidance position with an included angle with the outer surface of the shell, wherein at least part of the air inlet is shielded by the electric control box in the transportation position, and the air inlet is exposed by the electric control box in the avoidance position. The above-mentioned setting of automatically controlled box for it can be according to the current state switch to corresponding position of air conditioning indoor set, on the one hand, reduces the damage risk in transportation and the installation, on the other hand, reduces the interference to the air inlet process, guarantees the intake.

Further, the electric control box is rotatably mounted on the wall of the shell. This setting makes automatically controlled box can realize the switching between transportation position and dodging the position through the rotation process, convenient operation.

Further, the shell comprises a left wall and a right wall which are opposite in the left-right direction and are spaced, the air inducing port comprises a left air port formed in the left wall and a right air port formed in the right wall, and the electric control box is rotatably mounted on the left wall or the right wall. Through rotating the automatically controlled box and installing in left wall or right wall for when dismantling the aluminous gusset and maintaining the automatically controlled box, can go on in the side direction of shell, the operation of the operating personnel of being convenient for.

Further, the shell further comprises a front wall, a rear wall, an upper wall and a lower wall, wherein the front wall and the rear wall are opposite and spaced along the front-back direction, the upper wall and the lower wall are opposite and spaced along the upper-lower direction, the air inducing port further comprises a rear air port arranged on the rear wall, the air supply port is arranged on the front wall, the rotation axis of the electric control box extends along the upper-lower direction, when the electric control box is rotatably arranged on the left wall, the rotation axis of the electric control box is positioned between the left air port and the air supply port, and when the electric control box is rotatably arranged on the right wall, the rotation axis of the electric control box is positioned between the right air port and the air supply port. Taking the electronic control box to rotate and install in the left wall as an example, this setting makes in the operation in-process of air conditioning indoor set, namely when the electronic control box switches to dodge the position, the electronic control box will be close to the supply-air outlet to make when outside air current gets into the shell through left wind gap, the one side of electronic control box orientation left wind gap will play the guide effect to the air current, realizes gathering up to the left air current of shell, in order to further improve air inlet smoothness and intake.

Further, the electric control box comprises a rotating connecting end, wherein the rotating connecting end is connected with the shell wall in a rotating mode, one of the rotating connecting end and the shell wall is provided with a first buckle, the other one of the rotating connecting end and the shell wall is provided with a clamping hole, in the avoiding position, the first buckle is in clamping fit with the clamping hole, and the first buckle is an elastic buckle. This setting makes when the automatically controlled box switches to dodge the position, can be fixed in this position with automatically controlled box through the joint cooperation effect of first buckle and draw-in hole, prevents that the air inlet in-process from making automatically controlled box take place unexpected rotation and striking to the left wall because of the air current effect, has played certain guard action to automatically controlled box.

Further, a second buckle is arranged on one surface of the electric control box, facing the shell wall, and in the transportation position, the electric control box is in clamping fit with the edge of the air guiding opening shielded by the electric control box, and the second buckle is an elastic buckle. This setting has realized that the automatically controlled box is fixed in the transportation position for the automatically controlled box in transportation and installation, homoenergetic is closely laminated in the surface of left wall, has avoided opening and receive the damage because of the unexpected rotation of automatically controlled box, has played certain guard action to the automatically controlled box.

Further, the number of the first buckles is multiple, the number of the clamping holes is the same as that of the first buckles, and the first buckles are respectively and correspondingly clamped in the clamping holes. The arrangement can increase the connection stability between the electric control box and the shell when the electric control box is at the avoiding position, and/or the number of the second buckles is multiple. This setting can increase the connection stability with the shell when the automatically controlled box is in the transportation position.

Further, the rotation angle of the electric control box from the transportation position to the avoiding position is 90 degrees. The above-mentioned angle setting of automatically controlled box for when the automatically controlled box is in dodging the position, the automatically controlled box is roughly with left wall keep mutually perpendicular's state, on the one hand, neither can open the angle because of the automatically controlled box and too little and cause covering, shelter from to left wind gap, on the other hand, also can not open the angle because of the automatically controlled box and too big and can't play the guide effect to the air current that gets into by the shell left side.

Further, the first side wall is adjacent and opposite the left wall, the connecting wall is adjacent and opposite the rear wall, and the second side wall is adjacent and opposite the right wall. The arrangement not only omits an extra air cavity between the heat exchanger and the air inlet, reduces the occupation of the inner cavity space and is beneficial to reducing the overall size of the shell, but also ensures that external air flows enter the heat exchanger through the air inlet for heat exchange treatment, and improves the heat exchange efficiency.

Further, the shell is of a cuboid structure, the size of the shell along the left-right direction is smaller than 600mm, the size of the shell along the front-back direction is smaller than 250mm, the size of the shell along the up-down direction is smaller than 230mm, the size of the electric control box along the front-back direction is smaller than the size of the shell along the front-back direction, the electric control box is located at the left wall or the middle part of the rear wall, the size of the electric control box along the up-down direction is smaller than two thirds of the size of the shell along the up-down direction, and the size of the electric control box along the up-down direction is larger than one third of the size of the shell along the up-down direction. Through setting up the shell in the size scope of above-mentioned three dimension, can be after taking off the aluminous gusset, directly with the air conditioning indoor set from down upwards sloping pack into furred ceiling inner space, realize still can not destroy the furred ceiling after the kitchen has finished the furred ceiling, install on the basis of cutting the fossil fragments.

Drawings

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

Fig. 1 is a schematic view of an external structure of an air conditioner indoor unit provided by an embodiment of the present utility model when an electric control box is at a transportation position;

fig. 2 is a schematic diagram of an external structure of an air conditioner indoor unit when an electric control box is at an avoidance position according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of a front view structure of an indoor unit of an air conditioner when an electric control box is at an avoidance position according to an embodiment of the present utility model;

fig. 4 is a schematic top view of an air conditioner indoor unit according to an embodiment of the present utility model when an electric control box is at an avoidance position;

Fig. 5 is a schematic diagram illustrating the structural exploded view of an indoor unit of an air conditioner according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of an electric control box of an indoor unit of an air conditioner according to an embodiment of the present utility model;

Fig. 7 is a cross-sectional view of a top view of an air conditioner indoor unit provided by an embodiment of the present utility model when an electric control box is in a transport position;

Fig. 8 is a cross-sectional view of a top view structure of an indoor unit of an air conditioner provided by an embodiment of the utility model when an electric control box is at an avoidance position.

Reference numerals illustrate:

100-shell, 200-heat exchanger, 300-wind wheel assembly, 400-electric control box, 500-hinge, 600-water pan and 700-water pump;

110-inner cavity, 120-air guiding port, 121-left air port, 122-right air port, 123-rear air port, 130-air supplying port, 141-left wall, 142-right wall, 143-front wall, 144-rear wall, 145-upper wall, 146-lower wall, 1461-main board, 1462-retainer board, 147-clamping hole and 148-partition edge;

210-a first side wall, 220-a connecting wall, 230-a second side wall;

310-double-shaft motor, 320-wind wheel, 330-volute, 340-motor bracket, 341-connecting frame and 342-fixing frame;

410-rotating the connection end, 411-first catch, 420-second catch;

710-a water pump bracket, 720-a float switch, 730-a drain pipe and 740-a drain joint.

Detailed Description

At present, the interior of the air duct machine is divided into a heat exchanger cavity and a fan cavity, and in order to increase the heat exchange area, the heat exchanger is generally obliquely arranged in the heat exchanger cavity, so that the width of the air duct machine is large, and a large amount of space in the front-rear direction inside the suspended ceiling can be occupied. In addition, the existing air duct machine mainly adopts a mode of air outlet of a side air opening, in order to increase air outlet quantity, the air opening is usually made thinner and longer, so that the length of the air duct machine is also larger, and a large amount of space in the left-right direction inside a suspended ceiling can be occupied.

Therefore, if the structure of the existing air duct machine is directly moved to the kitchen air conditioner, the size is obviously oversized, the use requirement of a narrow kitchen space cannot be met, and a large improvement space exists.

Based on the above, the utility model aims to provide an air conditioner indoor unit so as to solve the technical problem that the air conditioner indoor unit directly adopts an air duct machine as a scheme of kitchen air conditioning, and the use requirement in kitchen space is difficult to meet.

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Fig. 1 is a schematic diagram of an external structure of an air conditioner indoor unit provided in this embodiment when the electronic control box 400 is in a transport position, and fig. 2 is a schematic diagram of an external structure of an air conditioner indoor unit provided in this embodiment when the electronic control box 400 is in an avoidance position. As shown in fig. 1 and 2, the present embodiment provides an indoor unit of an air conditioner, which includes a housing 100, a heat exchanger 200, a wind wheel assembly 300 and an electric control box 400, specifically, the housing 100 has an inner cavity 110, an air inlet 120 and an air supply outlet 130, the heat exchanger 200 and the wind wheel assembly 300 are all disposed in the inner cavity 110, and the heat exchanger 200 and the wind wheel assembly 300 are sequentially disposed from the air inlet 120 to the air supply outlet 130, and the electric control box 400 is mounted outside the housing 100.

When the indoor unit of the air conditioner is required to operate, the wind wheel assembly 300 is started, negative pressure is generated in the inner cavity 110 of the shell 100, so that external wind can enter through the wind inlet 120, and after heat exchange treatment with the heat exchanger 200, the external wind is discharged through the air outlet 130, and corresponding refrigeration or heating treatment is performed on the indoor environment. When the electric control box 400 needs to be overhauled, the electric control box 400 can be overhauled only by disassembling the aluminous gusset plate, the outer shell 100 does not need to be disassembled, and the electric control box 400 is convenient to overhaul.

The heat exchanger 200 with the U-shaped structure is arranged in the air conditioner indoor unit, so that the installation cavity capable of containing the wind wheel assembly 300 is formed in the air conditioner indoor unit, the compactness of the air conditioner indoor unit is guaranteed, the occupation of the external space of the heat exchanger 200 is reduced, the size of the air conditioner indoor unit is reduced, the air conditioner indoor unit can be installed in a narrow kitchen space and used as a kitchen air conditioner, and the technical problem that the use requirement of the kitchen space is difficult to meet by the conventional air pipe machine is effectively solved.

Through installing automatically controlled box 400 in the outside of shell 100 for the maintenance operation of automatically controlled box 400 only need dismantle the aluminous gusset alright going on, need not to dismantle shell 100, improved maintenance operating efficiency, on the other hand, still can not cause the occupation to inner chamber 110 space, reduced the interference to inner chamber 110 part, simultaneously, this setting is still favorable to the heat dissipation of automatically controlled box 400, in order to guarantee the automatically controlled performance of automatically controlled box 400, and, this setting can also avoid the comdenstion water in inner chamber 110 to splash to automatically controlled box 400 after the drip, has played certain waterproof protection effect to automatically controlled box 400.

Fig. 3 is a schematic front view of the air conditioning indoor unit provided in the embodiment when the electronic control box 400 is in the avoiding position, and fig. 4 is a schematic top view of the air conditioning indoor unit provided in the embodiment when the electronic control box 400 is in the avoiding position. With continued reference to fig. 1 and 2, and with reference to fig. 3 and 4, in this embodiment, the electronic control box 400 has a transportation position that is attached to the outer surface of the casing 100, and an avoidance position that forms an angle with the outer surface of the casing 100, where at least a portion of the air intake 120 is blocked by the electronic control box 400, and where the air intake 120 is exposed by the electronic control box 400.

When the indoor unit of the air conditioner is required to be transported or installed, the electric control box 400 can be positioned at a transport position which is attached to the outer surface of the shell 100, at the moment, the electric control box 400 is tightly attached to the shell 100, so that damage to the electric control box 400 in the transport process and the installation process can be effectively reduced, when the indoor unit of the air conditioner is installed in place in a user's home, the electric control box 400 can be positioned at an avoiding position which forms an included angle with the outer surface of the shell 100, at the moment, the air inlet 120 is fully exposed and is not blocked by the electric control box 400, and therefore external air flow can smoothly enter the inner cavity 110 of the shell 100 through the air inlet 120, and air inlet smoothness is ensured.

The above-mentioned setting of automatically controlled box 400 for it can be according to the current state of air conditioning indoor set switch to corresponding position, on the one hand, reduces the damage risk in transportation and the installation, on the other hand, reduces the interference to the air inlet process, guarantees the intake.

With continued reference to fig. 1, 3 and 5, in the present embodiment, the electronic control box 400 is rotatably mounted on a wall of the housing 100.

Through setting up automatically controlled box 400 to rotate with the shell wall of shell 100 and be connected for automatically controlled box 400 can realize the switching between transportation position and dodge the position through the rotation process, convenient operation.

In other embodiments, the electronic control box 400 may be provided in sliding connection with the wall of the housing 100, which may be achieved by a sliding process of the electronic control box 400 relative to the housing 100 between the transport position and the retracted position.

Fig. 5 is a schematic exploded view of an indoor unit of an air conditioner according to the present embodiment. As shown in fig. 5, the casing 100 may include a left wall 141 and a right wall 142 opposite to each other in a left-right direction and spaced apart from each other, the air intake 120 includes a left air port 121 formed in the left wall 141 and a right air port 122 formed in the right wall 142, and the electronic control box 400 is rotatably mounted on the left wall 141. That is, when the electronic control box 400 is in the transport position, the electronic control box 400 shields the left air port 121, and in this embodiment, the electronic control box 400 in the transport position partially shields the left air port 121.

By rotationally mounting the electronic control box 400 to the left wall 141, the electronic control box 400 can be laterally carried out on the outer shell 100 when the aluminous gusset plate is detached for maintenance, thereby being convenient for operators to operate.

It will be appreciated that in other embodiments, the pod 400 may be rotatably mounted to the right wall 142 such that the pod 400 will block the right air port 122 when in the shipping position.

In the present embodiment, "left-right direction" may be indicated by an arrow ab in fig. 5, "front-rear direction" may be indicated by an arrow cd in fig. 5, and "up-down direction" may be indicated by an arrow ef in fig. 5.

With continued reference to fig. 5, in this embodiment, the casing 100 may further include a front wall 143 and a rear wall 144 opposite and spaced apart in the front-rear direction, and an upper wall 145 and a lower wall 146 opposite and spaced apart in the up-down direction, and the air intake opening 120 may further include a rear air opening 123 opened in the rear wall 144, wherein the air supply opening 130 is opened in the front wall 143, the rotation axis of the electric control box 400 extends in the up-down direction, and the rotation axis of the electric control box 400 is located between the left air opening 121 and the air supply opening 130.

Through setting up automatically controlled box 400 to rotate around vertical axis in order to switch between transportation position and dodge the position for in the operation in-process of air conditioning indoor set, that is when automatically controlled box 400 switches to dodge the position, automatically controlled box 400 will be close to supply-air outlet 130, thereby makes when outside air current gets into shell 100 through left wind gap 121, and the one side of automatically controlled box 400 orientation left wind gap 121 will play the guide effect to the air current, realizes gathering up to shell 100 left side air current, in order to further improve air inlet smoothness and intake.

Similarly, when the electronic control box 400 is rotatably mounted on the right wall 142, the rotation axis of the electronic control box 400 is located between the right air port 122 and the air supply port 130, and at this time, when external air flows into the casing 100 through the right air port 122, the surface of the electronic control box 400 facing the right air port 122 will guide the air flow, so as to gather the air flow on the right side of the casing 100, and this arrangement can also achieve the effect of improving the air intake smoothness and the air intake.

By arranging the air supply opening 130 on the front wall 143 opposite to the rear wall 144, the flow path of the air flow is a straight path, the resistance along the path is small, and the air quantity loss is effectively reduced.

In this embodiment, the air inlet and outlet paths of the indoor unit of the air conditioner are shown by open arrows in fig. 8.

With continued reference to fig. 5, in the present embodiment, the left wall 141, the rear wall 144 and the right wall 142 are integrally formed, and the front wall 143 and the upper wall 145 are integrally formed. Through this setting, not only can reduce the spare part quantity that constitutes shell 100, improve assembly efficiency, moreover, can also guarantee the structural strength of shell 100.

In this embodiment, the housing 100 has a substantially rectangular parallelepiped structure, wherein the dimension of the housing 100 in the left-right direction is less than 600mm, the dimension of the housing 100 in the front-rear direction is less than 250mm, and the dimension of the housing 100 in the up-down direction is less than 230mm. This is illustrated in FIG. 1, i.e., L <600mm, B <250mm, H <230mm. In addition, in order that the electric control box 400 does not affect the keel space of the casing 100 after the aluminous gusset plate is removed, the electric control box 400 is obliquely installed in the ceiling space, and the size of the electric control box 400 needs to meet a certain requirement, in this embodiment, the size of the electric control box 400 along the front-rear direction is smaller than the size of the casing 100 along the front-rear direction, that is, smaller than 250mm, the electric control box 400 is located in the middle of the left wall 141 or the rear wall 144, and the size of the electric control box 400 along the up-down direction is smaller than two thirds of the size of the casing 100 along the up-down direction. Meanwhile, in order to ensure that the internal space of the electronic control box 400 can mount electric components used for a sufficient function, the size of the electronic control box 400 in the up-down direction is greater than one third of the size of the housing 100 in the up-down direction.

Through setting up shell 100 in the size range of above-mentioned three dimension, can be after taking off the aluminous gusset, directly with the air conditioning indoor set from down upwards the slope plug into furred ceiling inner space, realize still can not destroy the furred ceiling after the kitchen has finished the furred ceiling, install on the basis of cutting the fossil fragments.

The outer dimension of the housing 100 is in the transport position of the electronic control box 400, that is, the outer dimension of the electronic control box 400 is within the above range when the electronic control box 400 rotates to be in contact with the outer surface of the housing 100.

With continued reference to fig. 5, in the present embodiment, the lower wall 146 includes a main board 1461 and a retainer plate 1462 detachably and fixedly connected to the main board 1461, wherein a notch is disposed at a right front corner of the main board 1461, and the retainer plate 1462 is disposed at the notch. In the installed state of the air conditioning indoor unit, maintenance of the components of the inner chamber 110 can be conveniently achieved by detaching the maintenance plate 1462.

With continued reference to fig. 4, in this embodiment, the rotation angle of the electronic control box 400 from the transport position to the avoidance position is 90 °, that is, the electronic control box 400 needs to rotate 90 ° during the process of switching from the transport position to the avoidance position.

The above-mentioned angle setting of automatically controlled box 400 makes when automatically controlled box 400 is in dodging the position, and automatically controlled box 400 roughly keeps mutually perpendicular's state with left wall 141, on the one hand, can not cause covering to left wind gap 121 because of automatically controlled box 400 open angle is too little, on the other hand, can not be because of automatically controlled box 400 open angle is too big yet can't play the guide effect to the air current that gets into by shell 100 left side.

Referring to fig. 1, in this embodiment, the rotation connection end 410 of the electronic control box 400 is rotatably connected to the left wall 141 through the hinge 500, specifically, one leaf of the hinge 500 is fixedly connected to the rotation connection end 410, and the other leaf of the hinge 500 is fixedly connected to the left wall 141.

Fig. 6 is a schematic structural diagram of an electronic control box 400 of an indoor unit of an air conditioner according to the present embodiment. Referring to fig. 5, in conjunction with fig. 6, in this embodiment, the electronic control box 400 may include a rotating connection end 410, where the rotating connection end 410 is rotationally connected to the left wall 141, the rotating connection end 410 is provided with a first buckle 411, the shell wall is provided with a clamping hole 147, in the avoiding position, the first buckle 411 is in clamping fit with the clamping hole 147, and the first buckle 411 is an elastic buckle.

Through setting up first buckle 411 at the rotation link 410 of automatically controlled box 400 to set up at left wall 141 can with above-mentioned first buckle 411 joint complex draw-in groove 147, make when automatically controlled box 400 switches to dodging the position, can be fixed in this position with automatically controlled box 400 through the joint cooperation effect of first buckle 411 and draw-in groove 147, prevent to make automatically controlled box 400 take place unexpected rotation and strike to left wall 141 because of the air current effect in the air inlet process, played certain guard action to automatically controlled box 400.

Through setting the first buckle 411 to the elasticity buckle for when needs automatically controlled box 400 is switched to the transportation position by dodging the position, can relieve the joint of first buckle 411 and card hole 147 fixedly, make first buckle 411 withdraw from in the card hole 147, in order to realize automatically controlled box 400 to the free switching of transportation position.

With continued reference to fig. 6, in the present embodiment, the first buckle 411 is a U-shaped buckle, and includes two spring arms disposed opposite to each other.

When the electric control box 400 rotates to the avoiding position, the first buckle 411 is clamped into the clamping hole 147 formed in the left wall 141, and the clamping process is specifically that at the moment when the first buckle 411 enters the clamping hole 147, the two elastic arms of the first buckle 411 are close to each other, and after the first buckle 411 is completely clamped into the clamping hole 147, the two elastic arms are far away from each other under the action of elastic restoring force so as to reset, thereby realizing the clamping with the clamping hole 147, and when the electric control box 400 is required to be switched from the avoiding position to the transporting position, the two elastic arms of the first buckle 411 are close to each other so as to withdraw from the clamping hole 147, thereby enabling the electric control box 400 to freely rotate to the transporting position.

Referring to fig. 5 and 6, in the present embodiment, the number of the first fasteners 411 is two, the number of the fastening holes 147 is the same as the number of the first fasteners 411, and the two first fasteners 411 are respectively fastened to the two fastening holes 147 in a one-to-one correspondence.

The arrangement not only increases the number of the connection points between the rotary connecting end 410 and the left wall 141 of the electric control box 400 and improves the reliability of the fixed connection between the avoidance position and the left wall 141 of the electric control box 400, but also increases the distribution area of the connection points between the rotary connecting end 410 and the left wall 141, ensures the stability of the electric control box 400 in the avoidance position, and reduces the shaking of the electric control box 400 in the running process of the indoor unit of the air conditioner.

It should be noted that, the first fasteners 411 may also have other numbers, such as three or four, and accordingly, the number of the fastening holes 147 is the same as the number of the first fasteners 411, so that the plurality of first fasteners 411 can be fastened to the plurality of fastening holes 147 in a one-to-one correspondence manner, thereby realizing reliable fixing of the electronic control box 400 at the avoiding position.

Fig. 7 is a top view structural cross-section of the air-conditioning indoor unit provided in the embodiment when the electronic control box 400 is in the transport position, and fig. 8 is a top view structural cross-section of the air-conditioning indoor unit provided in the embodiment when the electronic control box 400 is in the avoidance position. With reference to fig. 6 in combination with fig. 7 and 8, in this embodiment, a second buckle 420 is disposed on a surface of the electronic control box 400 facing the wall, and in the transport position, the electronic control box 400 is engaged with the edge of the air intake 120 blocked by the second buckle 420, and the second buckle 420 is an elastic buckle. In particular, in the solution shown in the drawings of the present embodiment, when the electronic control box 400 is in the transport position, the electronic control box 400 is in snap-fit with the edge of the left air port 121.

Through the above arrangement, the electric control box 400 is fixed at the transportation position, so that the electric control box 400 can be tightly attached to the outer surface of the left wall 141 in the transportation process and the installation process, damage to the electric control box 400 due to accidental rotation and opening of the electric control box 400 is avoided, and a certain protection effect is achieved on the electric control box 400.

In addition, the second buckle 420 is fastened and fixed with the edge of the left air port 121 at the transportation position, so that the left air port 121 has the function of guiding air to the inner cavity 110 and also has the function of fixing the electric control box 400, a structure which is fastened and matched with the second buckle 420 is not required to be additionally arranged on the left wall 141, and the manufacturing cost is reduced.

With reference to fig. 5, in the present embodiment, two left air openings 121 are formed in the left wall 141, the two left air openings 121 are arranged at intervals along the front-rear direction, and the two left air openings 121 are separated by a separating edge 148, wherein the separating edge 148 forms an edge for being engaged with the second buckle 420. In particular, the separation edge 148 is a bent piece.

With continued reference to fig. 6, in this embodiment, the number of the second buckles 420 is also plural. This arrangement can ensure the reliability of the connection of the electronic control box 400 with the left wall 141 in the transport position.

With continued reference to fig. 7 and 8, in the present embodiment, the first side wall 210 of the heat exchanger 200 is adjacent to and opposite to the left wall 141, the connecting wall 220 is adjacent to and opposite to the rear wall 144, and the second side wall 230 is adjacent to and opposite to the right wall 142. That is, the U-shaped trend of the heat exchanger 200 is along the arrangement direction of the left wall 141, the rear wall 144 and the right wall 142, and the heat exchanger 200 is adjacent to the left wall 141, the rear wall 144 and the right wall 142 at the same time.

Through the above arrangement, the external air flow can exchange heat with the first side wall 210 at the first time when entering from the left air port 121 of the left wall 141, so that the external air flow can exchange heat with the second side wall 230 at the first time when entering from the right air port 122 of the right wall 142, and the external air flow can exchange heat with the connecting wall 220 at the first time when entering from the rear air port 123 of the rear wall 144, so that an excessive air cavity between the heat exchanger 200 and the air inlet 120 is omitted, occupation of the space of the inner cavity 110 is reduced, the whole size of the shell 100 is reduced, and the external air flow enters from the air inlet 120 and then exchanges heat with the heat exchanger 200, thereby improving the heat exchange efficiency.

Referring to fig. 5, in this embodiment, the wind wheel assembly 300 may include a dual-shaft motor 310, two wind wheels 320 and two volutes 330, specifically, two output shafts of the dual-shaft motor 310 are respectively disposed opposite to each other along a left-right direction, the two wind wheels 320 are respectively and correspondingly fixedly sleeved on the two output shafts, and the two volutes 330 respectively surround the two wind wheels 320.

The wind wheel assembly 300 is arranged in such a way that the flow path of the external air flow passes through the in-line heat exchanger 200 before passing through the wind wheel assembly 300 and being further discharged through the air supply outlet 130 in the running process of the air conditioner indoor unit, and the heat exchange effect is improved compared with the blowing type flow process of the conventional air duct machine in the air suction type flow process.

With continued reference to fig. 5, in this embodiment, the wind wheel assembly 300 may further include a motor bracket 340, specifically, the motor bracket 340 includes a connecting frame 341 and a fixing frame 342, the connecting frame 341 is fixedly connected with the upper wall 145, and the fixing frame 342 is butted with the connecting frame 341 from bottom to top to form an installation space for installing the dual-shaft motor 310, so as to implement installation of the dual-shaft motor 310 inside the housing 100.

Referring to fig. 5, in this embodiment, the indoor unit of an air conditioner may further include a water pan 600 and a water pump 700, wherein the water pan 600 is located between the heat exchanger 200 and the lower wall 146, the heat exchanger 200 is installed on the water pan 600, the water pump 700 is located in a lower area of the dual-axis motor 310 and is arranged along a front-rear direction with the dual-axis motor 310, the water pan 600 is fixedly provided with a water pump bracket 710, and the water pump 700 is installed on the water pump bracket 710.

The setting of water collector 600 can realize the concentrated collection to the comdenstion water that produces in the heat exchanger 200 course of working, avoids comdenstion water whereabouts to the furred ceiling and causes the damage to the furred ceiling. By providing the water pump 700, the condensed water of the water receiving tray 600 can be actively discharged, and the drainage efficiency is ensured.

With continued reference to fig. 5, in this embodiment, the water pump 700 is provided with a float switch 720, and the outlet of the water pump 700 is sequentially connected with a drain pipe 730 and a drain joint 740.

Wherein, the float switch 720 detects the water level of the water tray 600 during the operation of the indoor unit of the air conditioner. When the float switch 720 detects that the water level reaches the set value, the electric control box 400 controls the water pump 700 to start, and the condensed water in the water receiving disc 600 is discharged through the drain pipe 730 and the drain joint 740 in sequence, so that adverse effects on the air conditioner indoor unit due to overhigh water level of the water receiving disc 600 are avoided.

In this embodiment, the drain connector 740 may be a pagoda type connector. This arrangement makes it difficult for the external water pipe to fall off from the drain connector 740 when connected to the external water pipe by the drain connector 740.

Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.

Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

In the above embodiments, descriptions of orientations such as "upper", "lower", "front", "rear", "left", "right", "side", and the like are based on the drawings.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The air conditioner indoor unit is characterized by comprising a shell (100), a heat exchanger (200), a wind wheel assembly (300) and an electric control box (400), wherein the shell (100) is provided with an inner cavity (110), a wind inlet (120) and a wind outlet (130), the heat exchanger (200) and the wind wheel assembly (300) are arranged in the inner cavity (110) respectively, the wind inlet (120) is arranged in the direction of the wind outlet (130), the heat exchanger (200) and the wind wheel assembly (300) are sequentially arranged, the heat exchanger (200) comprises a first side wall (210), a connecting wall (220) and a second side wall (230) which are sequentially arranged in a U shape, the first side wall (210), the connecting wall (220) and the second side wall (230) are enclosed to form an installation cavity, the wind wheel assembly (300) is arranged in the installation cavity, and the electric control box (400) is arranged outside the shell (100).

2. The indoor unit of claim 1, wherein the electronic control box (400) has a transport position in which the electronic control box (400) is attached to an outer surface of the casing (100) and an avoidance position in which the electronic control box (400) covers at least a portion of the air intake (120) and an included angle is formed with the outer surface of the casing (100), and wherein the electronic control box (400) exposes the air intake (120) in the avoidance position.

3. An air conditioner indoor unit according to claim 2, wherein the electronic control box (400) is rotatably mounted to a wall of the casing (100).

4. An indoor unit of an air conditioner according to claim 3, wherein the casing (100) comprises a left wall (141) and a right wall (142) opposite and spaced apart in the left-right direction, the air inlet (120) comprises a left air inlet (121) opened at the left wall (141) and a right air inlet (122) opened at the right wall (142), and the electric control box (400) is rotatably mounted at the left wall (141) or the right wall (142).

5. The indoor unit of claim 4, wherein the casing (100) further comprises a front wall (143) and a rear wall (144) opposite and spaced apart in a front-rear direction, and an upper wall (145) and a lower wall (146) opposite and spaced apart in an up-down direction, the air intake (120) further comprises a rear air port (123) opened at the rear wall (144), the air supply port (130) is opened at the front wall (143), and a rotation axis of the electric control box (400) extends in the up-down direction, wherein the rotation axis of the electric control box (400) is located between the left air port (121) and the air supply port (130) when the electric control box (400) is rotatably mounted at the left wall (141), and the rotation axis of the electric control box (400) is located between the right air port (122) and the air supply port (130) when the electric control box (400) is rotatably mounted at the right wall (142).

6. An indoor unit for an air conditioner according to claim 3, wherein the electrical control box (400) comprises a rotating connection end (410), wherein the rotating connection end (410) is in rotating connection with the shell wall, one of the rotating connection end (410) and the shell wall is provided with a first buckle (411), the other of the rotating connection end (410) and the shell wall is provided with a clamping hole (147), in the avoiding position, the first buckle (411) is in clamping fit with the clamping hole (147), and the first buckle (411) is an elastic buckle.

7. The indoor unit of claim 6, wherein a second buckle (420) is provided on a surface of the electric control box (400) facing the casing wall, and in the transport position, the electric control box (400) is in clamping fit with an edge of the air inlet (120) blocked by the electric control box, and the second buckle (420) is an elastic buckle.

8. The indoor unit of claim 7, wherein the number of the first fastening holes (411) is the same as the number of the first fastening holes (411), the plurality of first fastening holes (411) are fastened to the plurality of fastening holes (147) in a one-to-one correspondence, and/or the number of the second fastening holes (420) is the same, and/or a rotation angle of the electronic control box (400) from the transport position to the avoidance position is 90 °.

9. The indoor unit of claim 5, wherein the first side wall (210) is adjacent to and opposite the left wall (141), the connecting wall (220) is adjacent to and opposite the rear wall (144), and the second side wall (230) is adjacent to and opposite the right wall (142).

10. The indoor unit of claim 5, wherein the casing (100) is of a rectangular parallelepiped structure, the dimension of the casing (100) in the left-right direction is less than 600mm, the dimension of the casing (100) in the front-rear direction is less than 250mm, the dimension of the casing (100) in the up-down direction is less than 230mm, the dimension of the electric control box (400) in the front-rear direction is less than the dimension of the casing (100) in the front-rear direction, the electric control box (400) is located in the middle of the left wall (141) or the rear wall (144), the dimension of the electric control box (400) in the up-down direction is less than two thirds of the dimension of the casing (100) in the up-down direction, and the dimension of the electric control box (400) in the up-down direction is greater than one third of the dimension of the casing (100) in the up-down direction.