CN210601934U - Air conditioner indoor unit and air conditioner - Google Patents

Abstract

The utility model discloses an air-conditioning indoor unit and an air conditioner, wherein the air-conditioning indoor unit comprises a shell and an air detection device, a first air outlet extending along the length direction of the shell is arranged at the front side of the shell, and a heat exchange air duct communicated with the first air outlet is arranged in the shell; the air detection device is arranged on the shell and is positioned on one side of the first air outlet along the length direction of the shell, the air detection device is provided with a second air inlet, a second air outlet and a detection air channel communicated with the second air inlet and the second air outlet, and the second air outlet is communicated with the heat exchange air channel. The utility model discloses a machine can detect formaldehyde concentration or PM2.5 particulate matter in the room air in the air conditioning.

Description

Air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to an air conditioning technology field, in particular to machine and air conditioner in air conditioning.

Background

With the rapid development of economy, people pay more and more attention to the indoor air quality. As is known, formaldehyde is a colorless and easily soluble toxic gas, and national standards of China stipulate that: the maximum allowable concentration of formaldehyde in the air of the room is 0.08mg/m³The maximum allowable concentration in public places is 0.10mg/m³The concentration of formaldehyde reaches 0.10mg/m³The room has peculiar smell and discomfort, and serious symptoms such as nausea, emphysema and the like can be caused by higher concentration; serious diseases such as leukemia and the like can be caused if the people live in the environment with excessive formaldehyde concentration for a long time. Therefore, the content of formaldehyde in a room has great influence on the living environment of people, and the detection of the concentration of formaldehyde becomes very important in order to ensure the safe living environment. However, the existing wall-mounted air conditioner indoor unit generally does not have a formaldehyde sensor, so that the concentration of formaldehyde in indoor air cannot be detected, and the user demand cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an indoor set of air conditioning, this indoor set of air conditioning can detect the formaldehyde concentration in the room air.

In order to achieve the above object, the utility model provides an indoor unit of air conditioner, include:

the heat exchanger comprises a shell, wherein a first air outlet extending along the length direction of the shell is formed in the front side of the shell, and a heat exchange air duct communicated with the first air outlet is formed in the shell; and

the air detection device is arranged on the shell and is positioned on one side of the first air outlet along the length direction of the shell, the air detection device is provided with a second air inlet, a second air outlet and a detection air channel communicated with the second air inlet and the second air outlet, and the second air outlet is communicated with the heat exchange air channel.

Optionally, a containing groove is formed in the shell, the containing groove is located on one side of the first air outlet in the length direction of the shell, and the air detection device is installed in the containing groove.

Optionally, the accommodating groove is provided with a notch formed forward, an air outlet is formed in the side wall of the accommodating groove close to the heat exchange air duct, and the air outlet is communicated with the second air outlet and the heat exchange air duct.

Optionally, the indoor unit of an air conditioner further includes a cover plate disposed on the notch, and the cover plate is used to open or close the notch.

Optionally, a third air inlet corresponding to the second air inlet is formed in the cover plate, and an air inlet grille is arranged at the third air inlet.

Optionally, the indoor unit of the air conditioner further includes a fan assembly, and the fan assembly is disposed in the detection air duct to drive air to flow in from the second air inlet and flow out from the second air outlet.

Optionally, the fan assembly includes a centrifugal wind wheel and a driving motor for driving the centrifugal wind wheel to rotate.

Optionally, the empty gas detection surveys device includes installing frame and sensor module, the installing frame utensil is towards open-ended mounting groove, the open end of mounting groove forms the second air intake, be formed with on the lateral wall of mounting groove the second air outlet, the intercommunication has been seted up to the tank bottom of mounting groove the second air intake with the first air inlet of second air outlet, sensor module install in the mounting groove.

Optionally, the sensor assembly comprises a sensor and a power socket, a plug is arranged on the sensor, and a socket adapted to the plug is arranged on the power socket.

Optionally, the sensor comprises a box body, a box cover and a diaphragm, the box cover and the box body are enclosed to form an accommodating cavity, the diaphragm is installed in the accommodating cavity, and the plug is electrically connected with the diaphragm; the box cover is provided with a second air passing opening, and the box body is provided with a third air passing opening corresponding to the second air passing opening.

Optionally, a style grid is arranged at the second air passing opening and/or the third air passing opening.

Optionally, the sensor is a formaldehyde sensor or a PM2.5 sensor.

Optionally, the indoor unit of the air conditioner further comprises an electric control box arranged in the shell, and the air detection device is electrically connected with the electric control box;

or, the air-conditioning indoor unit further comprises a display box, the shell comprises a panel, the display box is arranged on the panel, and the air detection device is electrically connected with the display box.

The utility model discloses still provide the air conditioner, this air conditioner includes:

an air conditioner outdoor unit; and

and the air-conditioning indoor unit is connected with the air-conditioning outdoor unit through a refrigerant pipe.

The air-conditioning indoor unit of the utility model adopts the structure that the air detection device is arranged on the shell, the air detection device is positioned at one side (left side or right side) of the air outlet of the air-conditioning indoor unit along the length direction, and the air detection device is provided with a second air inlet, a second air outlet and a detection air channel communicated with the second air inlet and the second air outlet, and the second air outlet is communicated with the heat exchange air channel; therefore, the air pressure difference formed in the heat exchange air channel can be utilized to enable indoor air to enter the detection air channel from the second air inlet, the formaldehyde concentration or PM2.5 particulate matters in the air can be detected through the air detection device, then the formaldehyde concentration or PM2.5 particulate matters flow into the heat exchange air channel from the second air outlet, and the formaldehyde concentration or PM2.5 particulate matters in the indoor air can be blown out from the first air outlet, so that the detection accuracy of the formaldehyde concentration or PM2.5 particulate matters in the indoor air can be effectively improved. Meanwhile, after the indoor air enters from the second air inlet, the indoor air flows into the heat exchange air channel from the second air outlet and flows back to the indoor space along with the air after heat exchange in the heat exchange air channel, so that the temperature of the air after heat exchange is prevented from being too cold or too hot, and the experience comfort of a user is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of an indoor unit of an air conditioner according to the present invention;

fig. 2 is a view of the air conditioning indoor unit of fig. 1;

FIG. 3 is a schematic sectional view taken along the direction H-H in FIG. 2;

fig. 4 is a schematic structural view of the air conditioning indoor unit of fig. 1 with the cover plate removed;

fig. 5 is a schematic structural view of the air conditioning indoor unit of fig. 1 with the cover plate and the sensor removed;

FIG. 6 is a schematic structural view of the air conditioning indoor unit of FIG. 1 with the grill assembly and the formaldehyde removal module removed;

fig. 7 is an internal detailed view of the air conditioning indoor unit of fig. 1;

FIG. 8 is a schematic structural view of an embodiment of an air detecting device of the air conditioning indoor unit of FIG. 1;

FIG. 9 is a top view of the air detection assembly of FIG. 8;

FIG. 10 is a schematic cross-sectional view taken along the direction J-J in FIG. 9;

FIG. 11 is a schematic view of the air detecting device of FIG. 8 from another perspective;

FIG. 12 is an exploded view of the sensor of FIG. 9;

fig. 13 is a schematic structural diagram of the power socket in fig. 9.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Indoor unit of air conditioner	1232	First air passing port
110	Shell body	124	Sensor assembly
				111	First air inlet	125	Sensor with a sensor element
112	First air outlet	1251	Box cover
				113	Heat exchange air duct	1252	Second air passing port
114	Containing groove	1253	Box body
				115	Air outlet	1254	Third air passing port
116	Cover plate	1255	Diaphragm
				117	Third air inlet	1256	Plug with a locking mechanism
118	Air inlet grille	126	Power socket
				120	Air detection device	1261	Socket
121	Second air inlet	130	Fan assembly
				122	Second air outlet	131	Centrifugal wind wheel
123	Mounting frame	140	Formaldehyde removal module
				1231	Mounting groove

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an indoor set of air conditioner, wherein, this indoor set of air conditioner can be indoor set of wall-hanging air conditioner or floor type air conditioner and so on, does not do specific limit here. A wall-mounted type air conditioning indoor unit will be described as an example.

Referring to fig. 1 to 5, the present invention provides an indoor unit 100 of an air conditioner, including:

a first air outlet 112 extending along the length direction of the casing 110 is arranged on the front side of the casing 110, and a heat exchange air duct 113 communicated with the first air outlet 112 is arranged in the casing 110; and

the air detection device 120 is installed on the housing 110 and located at one side of the first air outlet 112 along the length direction of the housing 110, the air detection device 120 has a second air inlet 121, a second air outlet 122 and a detection air duct communicating the second air inlet 121 with the second air outlet 122, and the second air outlet 122 is communicated with the heat exchange air duct 113.

Specifically, a first air inlet 111 is disposed at the top of the housing 110, and the heat exchange air duct 113 communicates the first air inlet 111 and the first air outlet 112. Without loss of generality, the indoor unit 100 of the air conditioner further includes a heat exchanger and a heat exchange fan, both the heat exchanger and the heat exchange fan are installed in the heat exchange air duct 113, and the heat exchange fan is used for driving air to enter from the first air inlet 111, and then flows out from the first air outlet 112 after heat exchange through the heat exchanger.

In the embodiment of the present invention, the air detection device 120 is disposed at one side (left side or right side) of the first air outlet 112 along the length direction of the housing 110, that is, in the length direction of the housing 110, the air detection device 120 is disposed adjacent to the first air outlet 112. The air detection device 120 has a second air inlet 121, a second air outlet 122, and a detection air duct communicating the second air inlet 121 and the second air outlet 122, wherein the second air inlet 121 is communicated with the indoor, and the second air outlet 122 is communicated with one end of the heat exchange air duct 113 close to the first air outlet 112, so that under the driving action of the heat exchange fan, indoor air can enter from the second air inlet 121, flow into the heat exchange air duct 113 from the second air outlet 122 after detection, and finally blow out from the first air outlet 112. That is to say, when the heat exchanger works, an air pressure difference is formed in the heat exchange air duct 113, and by using the air pressure difference formed in the heat exchange air duct 113, indoor air can be prompted to enter the detection air duct from the second air inlet 121, so that the formaldehyde concentration or PM2.5 particulate matters in the air can be detected.

Of course, it should be noted that the second air outlet 122 may not be communicated with the heat exchange air duct 113, that is, the detection air duct and the heat exchange air duct 113 are arranged independently. In this way, a separate fan assembly 130 may be disposed in the detection air duct to drive the indoor air to enter from the second air inlet 121, and after detection, the indoor air directly flows back to the room from the second air outlet 122.

The air conditioner indoor unit 100 of the present invention adopts the air detection device 120 disposed on the casing 110, the air detection device 120 is disposed on one side (left side or right side) of the air outlet of the air conditioner indoor unit 100 along the length direction, and the air detection device 120 has a second air inlet 121, a second air outlet 122 and a detection air duct communicating the second air inlet 121 and the second air outlet 122, the second air outlet 122 is communicated with the heat exchange air duct 113; therefore, the air pressure difference formed in the heat exchange air duct 113 can be utilized to enable indoor air to enter the detection air duct from the second air inlet 121, the formaldehyde concentration or the PM2.5 particulate matters in the air can be detected through the air detection device 120, then the indoor air flows into the heat exchange air duct 113 from the second air outlet 122, and is blown out from the first air outlet 112, and therefore the detection accuracy of the formaldehyde concentration or the PM2.5 particulate matters in the indoor air is effectively improved. Meanwhile, after entering from the second air inlet 121, the indoor air flows from the second air outlet 122 into the heat exchange air duct 113 and flows back to the indoor space along with the air after heat exchange in the heat exchange air duct 113, so that the air after heat exchange is prevented from being too cold or too hot, and the user experience comfort is further improved.

Referring to fig. 4, 5 and 6, in order to facilitate the installation of the air detection device 120 and to achieve the overall aesthetic appearance, an accommodation groove 114 is disposed on the housing 110, the accommodation groove 114 is located on one side of the first air outlet 112 along the length direction of the housing 110, that is, the air detection device 120 is located on the left side or the right side of the first air outlet 112, and the air detection device 120 is installed in the accommodation groove 114.

Specifically, the accommodating groove 114 has a notch opened forward, and the air detection device 120 can be installed in the accommodating groove 114 from the notch. An air outlet 115 is formed in the side wall of the accommodating groove 114 close to the heat exchange air duct 113, and the air outlet 115 is communicated with the second air outlet 122 and the heat exchange air duct 113.

In order to facilitate the assembly and disassembly of the air detection device 120, the indoor unit 100 further includes a cover plate 116 disposed on the slot, and the cover plate 116 is configured to open or close the slot. Wherein, the cover plate 116 can be movably connected with the housing, such as rotatably connected or slidably connected; of course, the cover 116 may be detachably connected to the housing, such as a snap-fit connection or a magnetic attraction connection.

Further, a third air inlet 117 corresponding to the second air inlet 121 is formed in the cover plate 116, and an air inlet grille 118 is arranged at the third air inlet 117.

Referring to fig. 3, 7 and 8, in an embodiment, the indoor unit 100 of the air conditioner further includes a fan assembly 130, and the fan assembly 130 is disposed in the detection air duct to drive air to flow in from the second air inlet 121 and flow out from the second air outlet 122.

In this embodiment, the fan assembly 130 is disposed in the detection air duct, so that air can be better driven to enter the detection air duct from the second air inlet 121, and more air can be simultaneously driven to enter the detection air duct from the second air inlet 121 and flow to the heat exchange air duct 113 from the second air outlet 122, so that the air can be uniformly mixed with the air after heat exchange in the heat exchange air duct 113, and the experience comfort of a user is further improved. Specifically, the fan assembly 130 includes a centrifugal rotor 131 and a driving motor for driving the centrifugal rotor 131 to rotate.

The specific structure of the air detection device 120 will be described below.

Referring to fig. 8 to 13, in an embodiment, the air detection device 120 includes a mounting frame 123 and a sensor element 124. The mounting frame 123 has a mounting groove 1231 with a forward opening, the opening end of the mounting groove 1231 forms the second air inlet 121, the side wall of the mounting groove 1231 is formed with the second air outlet 122, the bottom of the mounting groove 1231 is provided with a first air passing opening 1232 for communicating the second air inlet 121 with the second air outlet 122, and the sensor assembly 124 is mounted in the mounting groove 1231.

In this embodiment, the fan assembly 130 is disposed on the mounting frame 123, an air inlet of the fan assembly 130 is disposed corresponding to the first air passing opening 1232, and an air outlet of the fan assembly 130 is disposed corresponding to the second air outlet 122. Specifically, the fan assembly 130 includes a volute component that encloses a wind wheel duct for mounting the centrifugal wind wheel 131, and the centrifugal wind wheel 131 is mounted in the wind wheel duct. The air inlet of the wind wheel air duct forms the air inlet of the fan assembly 130, and the air outlet of the wind wheel air duct forms the air outlet of the fan assembly 130.

Referring to fig. 12 and 13, in an embodiment, the sensor assembly 124 includes a sensor 125 and a power socket 126, the sensor 125 is provided with a plug 1256, and the power socket 126 is provided with a socket 1261 adapted to the plug 1256. In this embodiment, the plug 1256 is a USB plug 1256, and the socket 1261 is a USB socket 1261, but is not limited thereto. For example, the sensor 125 and the power socket 126 may be electrically connected by a data line or the like. Through the plugging and matching of the plug 1256 and the socket 1261, the sensor 125 can be quickly conducted, the connecting line between the sensor 125 and the power socket 126 is effectively saved by the electric connection mode, and meanwhile, the problem of poor communication caused by the damage of the line between the sensor 125 and the power socket 126 is effectively avoided by the electric connection mode.

Here, it should be noted that, by detachably connecting the sensor 125 to the power socket 126, the sensor assembly 124 can be easily disassembled and replaced, and the assembling efficiency and the cost can be improved. Specifically, the sensor 125 and the power socket 126 may be connected by a snap connection, a plug-in fit, a screw connection, or the like.

Referring to fig. 12, in order to improve the service life of the sensor 125 and improve the anti-interference capability of the sensor 125 for alcohol, perfume, etc., a membrane of the sensor 125 may be protected. For example, the sensor 125 includes a box body 1253, a box cover 1251 and a diaphragm 1255, the box cover 1251 and the box body 1253 enclose to form an accommodating cavity, the diaphragm 1255 is installed in the accommodating cavity, and the plug 1256 is electrically connected to the diaphragm 1255. A second air vent 1252 is arranged on the box cover 1251, and a third air vent 1254 corresponding to the second air vent 1252 is arranged on the box body 1253.

It can be appreciated that by installing the membrane 1255 in the receiving cavity, the membrane 1255 can be effectively protected. Meanwhile, air vents (a second air vent 1252 and a third air vent 1254) are formed in the box cover 1251 and the box body 1253, so that indoor air can smoothly enter the accommodating cavity and fully contact with the diaphragm 1255, and detection of the indoor air is achieved. Further, in order to prevent other impurities such as dust from entering the accommodating cavity and affecting the detection of the indoor air by the membrane 1255, an air passing grille may be disposed at the second air passing opening 1252 and/or the third air passing opening 1254.

The box body 1253 is detachably connected to the box cover 1251, so that the membrane 1255 can be replaced conveniently. The box body 1253 and the box cover 1251 may be detachably connected in various manners, such as a snap connection, a plug-in fit, a screw connection, or a pin connection, which is not limited herein.

In addition, in the above embodiments, the sensor 125 may be of various types, for example, the sensor 125 is a formaldehyde sensor 125 or a PM2.5 sensor 125, and the like, but is not limited thereto.

In an embodiment, the indoor unit 100 further includes an electrical control box disposed in the casing 110, and the air detection device 120 is electrically connected to the electrical control box. Specifically, the air detection device 120 is electrically connected to the electronic control box through a line, which is beneficial to saving the connection line between the air detection device 120 and the electronic control box.

The indoor unit 100 of the air conditioner further includes a display box, the casing 110 includes a panel, the display box is disposed on the panel, and the air detection device 120 is electrically connected to the display box.

The panel has a plate-like structure, and the specific structural shape of the panel can be changed according to the actual use of the casing 110 of the indoor unit 100. The panel has an inner surface and an outer surface, and the display box is arranged on the inner surface of the panel. The outer surface of the panel is displayed outside the air conditioning indoor unit 100 to improve the appearance of the air conditioning indoor unit 100. In this embodiment, the display box and the panel may be integrally formed or may be separately formed. The display box and the panel can be fixedly connected, for example, welded, so as to improve the production efficiency of the housing 110 and improve the structural stability of the housing 110. Of course, the display box and the panel may also be detachably connected, such as by a snap connection, a plug-in fit, a screw connection, or a pin connection, so as to facilitate transportation, replacement, detachment, and maintenance, which is not limited herein.

It can be understood that, by electrically connecting the air detection device 120 with the display box, the air detection device 120 calculates or calculates the concentration of formaldehyde or PM2.5 particles in the indoor air, and displays the result on the panel through the display box, so as to enable the user to know the indoor air state in real time.

In an embodiment, the indoor unit 100 further includes a formaldehyde removing module 140 (as shown in fig. 6), and the formaldehyde removing module 140 is disposed at the first air inlet 111. The first air inlet 111 is further provided with a grid assembly, and the grid assembly is arranged above the formaldehyde removing module 140.

The formaldehyde removing module 140 may be a formaldehyde removing module 140 or a purifying module, and is used for purifying the indoor air entering the heat exchange air duct 113 through the first air inlet 111, which is not limited herein. The grille assembly is installed at the first air inlet 111 and located above the formaldehyde removing module 140, so that the grille assembly can be used for installing and fixing the formaldehyde removing module 140. The arrangement of the grille component is beneficial to realizing air inlet, and meanwhile, the situation that sundries with larger volume or snakes, insects, mice and the like enter the air-conditioning indoor unit 100 through the first air inlet 111 to influence the normal use of other parts is avoided.

It can be understood that the formaldehyde removing module 140 or the purifying module can be a device equipped with photocatalyst, activated carbon, synthetic fiber, HEAP high-efficiency material, negative ion generator, etc., and can effectively clean and purify the outdoor air, and ensure that the gas entering the room is harmless to human body.

The indoor unit 100 further includes a wind guide structure installed at the first air outlet 112, so as to guide air exhausted through the first air outlet 112. Meanwhile, when the air-conditioning indoor unit 100 stops operating, the air outlet can be sealed through the air guide structure, so that other small animals such as dust, sundries and the like are prevented from entering the air-conditioning indoor unit 100 and affecting other components.

The utility model discloses still provide an air conditioner, this air conditioner includes machine 100 in air condensing units and the air conditioning, and the concrete structure of this machine 100 in air conditioning refers to above-mentioned embodiment, because this air conditioner has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, and the repeated description is no longer given here. The indoor unit 100 of the air conditioner is connected to the outdoor unit of the air conditioner through a refrigerant pipe.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (14)

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

the heat exchanger comprises a shell, wherein a first air outlet extending along the length direction of the shell is formed in the front side of the shell, and a heat exchange air duct communicated with the first air outlet is formed in the shell; and

the air detection device is arranged on the shell and is positioned on one side of the first air outlet along the length direction of the shell, the air detection device is provided with a second air inlet, a second air outlet and a detection air channel communicated with the second air inlet and the second air outlet, and the second air outlet is communicated with the heat exchange air channel.

2. The indoor unit of claim 1, wherein the casing has a receiving groove formed therein, the receiving groove being located at a side of the first outlet along a length direction of the casing, and the air detection device is installed in the receiving groove.

3. The indoor unit of claim 2, wherein the receiving groove has a notch opened forward, and an air outlet is opened on a side wall of the receiving groove near the heat exchange air duct, and the air outlet communicates the second air outlet with the heat exchange air duct.

4. The indoor unit of claim 3, further comprising a cover plate provided to the slot, the cover plate being configured to open or close the slot.

5. The indoor unit of claim 4, wherein the cover plate is provided with a third air inlet corresponding to the second air inlet, and an air inlet grille is provided at the third air inlet.

6. The indoor unit of any one of claims 1 to 5, further comprising a fan assembly disposed in the detection duct to drive air to flow in from the second air inlet and flow out from the second air outlet.

7. The indoor unit of claim 6, wherein the fan assembly comprises a centrifugal rotor and a driving motor for driving the centrifugal rotor to rotate.

8. The indoor unit of an air conditioner according to any one of claims 1 to 5, wherein the air detection device includes an installation frame and a sensor assembly, the installation frame has a mounting groove opening forward, the opening end of the mounting groove forms the second air inlet, the side wall of the mounting groove forms the second air outlet, the bottom of the mounting groove is provided with a first air passing opening communicating the second air inlet and the second air outlet, and the sensor assembly is installed in the mounting groove.

9. The indoor unit of claim 8, wherein the sensor assembly comprises a sensor and a power socket, the sensor is provided with a plug, and the power socket is provided with a socket adapted to the plug.

10. The indoor unit of an air conditioner as claimed in claim 9, wherein the sensor includes a box body, a box cover and a diaphragm, the box cover and the box body are enclosed to form a containing cavity, the diaphragm is installed in the containing cavity, and the plug is electrically connected with the diaphragm; the box cover is provided with a second air passing opening, and the box body is provided with a third air passing opening corresponding to the second air passing opening.

11. The indoor unit of air conditioner as claimed in claim 10, wherein a passing style grill is provided at the second air passing opening and/or the third air passing opening.

12. The indoor unit of claim 9, wherein the sensor is a formaldehyde sensor or a PM2.5 sensor.

13. The indoor unit of any one of claims 1 to 5, further comprising an electric control box disposed in the casing, wherein the air detection device is electrically connected to the electric control box;

or, the air-conditioning indoor unit further comprises a display box, the shell comprises a panel, the display box is arranged on the panel, and the air detection device is electrically connected with the display box.

14. An air conditioner, comprising:

an air conditioner outdoor unit; and

the indoor unit of an air conditioner according to any one of claims 1 to 13, which is connected to the outdoor unit of the air conditioner through a refrigerant pipe.

Images