CN205747155U - A kind of air conditioner room unit - Google Patents

Abstract

The utility model belongs to the technical field of household air conditioners, and discloses an indoor unit of an air conditioner, which includes an air inlet duct and a ventilation duct, and the air inlet duct and the ventilation duct are both arranged on the indoor unit of the air conditioner. Inside; indoor air enters the air inlet duct to participate in heat exchange and is sent indoors again; the ventilation duct includes: a ventilation fan and a humidifier; the air inlet communicates with the outdoor space, and the air outlet faces The outlet air deflector is opened. The utility model adopts the structure of adding a ventilation duct in the indoor unit of the existing air conditioner, and the ventilation duct includes a humidifier. On the basis of realizing the refrigeration or heating of the air conditioner, the function of ventilation and humidification is further increased, and the utility model is further improved. The air duct, ventilation duct, and humidifier are all concentrated in the casing, and only the ventilation duct is added to the original indoor unit of the air conditioner. On the premise of occupying a similar indoor space, ventilation and humidification are added. The two functions realize a multi-functional, small-volume household air conditioner.

Description

An air conditioner indoor unit

technical field

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

Background technique

If the air conditioner is used in a closed environment, as the operating time increases, not only the concentration of carbon dioxide in the indoor air will be too high, but the humidity of the indoor air will also decrease, which will seriously affect the indoor air quality. At this time, it is not only necessary to supplement the airtight room with fresh air, but also to humidify it.

However, the existing air conditioners cannot have ventilation and humidification functions well at the same time, and consumers often need to purchase redundant household appliances.

Chinese patent CN201420336997.3 discloses a new device for assisting ordinary air conditioners with intelligent ventilation on the basis of existing air conditioners. The device draws fresh air through the square space attached to the outdoor unit through the rotation of the fan, and the fresh air is sent to the indoor unit attached to the original indoor unit with the same length and width as the indoor unit through the air duct, and passes through the fresh air processing unit of the indoor unit , including: primary filter, high-efficiency filter, and humidifier to treat the required conditions indoors, and then send them to the room by sweeping the shutters up and down.

A square space is set beside the existing air-conditioning indoor unit, which undoubtedly increases the overall volume of the air-conditioning device. In the case of limited indoor space, it is difficult to install and is not practical enough.

Utility model content

(1) Technical problems to be solved

The technical problem to be solved by the utility model is: in order to solve the existing technology in order to realize the ventilation and humidification of the air conditioner, a release space is added near the indoor unit to install the ventilation and humidification equipment, resulting in an increase in the overall volume of the air conditioner, In the case of limited indoor space, it is difficult to install and not practical enough.

(2) Technical solutions

In order to solve the above-mentioned technical problems, the utility model provides an indoor unit of an air conditioner, which includes an air inlet duct and a ventilation duct, and the air inlet duct and the ventilation duct are both arranged on the air conditioner indoor unit. internal;

The air inlet duct includes sequentially arranged along the air inlet direction: an air conditioner air inlet filter, an indoor heat exchanger, an indoor fan, and an outlet wind deflector. sent indoors;

The ventilation duct includes: an air inlet, an air outlet, a ventilation fan connected to the air inlet and the outlet, and a humidifier for humidifying the air in the ventilation duct; the air inlet and The outdoor space is connected, and the air outlet is opened toward the outlet air deflector.

Wherein, a controller is also included, and the controller is used to switch the working states of the ventilation fan and the humidifier respectively.

Wherein, a surface frame is also included, and the ventilation channel is fixed inside the surface frame.

Wherein, the humidifier is arranged at the air inlet or the air outlet.

Wherein, the air inlet is provided with a filter screen for filtering the air entering the air inlet.

Wherein, the humidifier includes an atomizing sheet and a water tank, and the atomizing sheet is used to atomize the water in the water tank through vibration.

Wherein, the condensed water drain pipe of the indoor unit of the air conditioner communicates with the water tank.

Wherein, the water tank is provided with a liquid level detection module for reminding the user to add water when the liquid level is lower than the set value.

Wherein, the bottom of the water tank is provided with a drain valve.

(3) Beneficial effects

The above technical solution has the following advantages: the utility model is an indoor unit of an air conditioner. By adopting the structure of adding a ventilation duct in the existing indoor unit of the air conditioner, the ventilation duct also includes a humidifier. On the basis of heating, the functions of ventilation and humidification are further added. The air inlet duct, ventilation duct and humidifier of the ventilation duct are all concentrated in the casing of the indoor unit of the air conditioner. A ventilation duct is added to the indoor unit of the air conditioner. On the premise of occupying a similar indoor space, two functions of ventilation and humidification are added, realizing a multi-functional and small-sized household air conditioner. The humidifier and ventilation fan are controlled separately, which is convenient for users to switch the working mode by themselves; the setting of the filter can prevent the large particles in the outdoor air from being mixed in and damage the wind wheel, and at the same time ensure the quality of the air entering the room; the humidifier uses ultrasonic vibration to The water is atomized, the noise is low, and the user experience is good; the humidification water can be condensed water from the air conditioner or artificially added water. When the humidification function is not used for a long time, the water in the water tank can be drained through the drain valve to prevent mildew in the water tank. , to facilitate the next use.

Description of drawings

Fig. 1 is a structural representation of the ventilation assembly described in the utility model;

Fig. 2 is a schematic structural view of the air conditioner of the present invention.

Among them, 1. Surface frame; 2. Ventilation duct; 21. Air inlet; 22. Ventilation fan; 23. Humidifier; 24. Air outlet.

detailed description

Below in conjunction with accompanying drawing and embodiment, the specific embodiment of the utility model is described in further detail. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

In the description of the present utility model, it should be noted that unless otherwise specified, the meaning of "plurality" is two or more; the terms "upper", "lower", "left", "right", " The orientation or positional relationship indicated by "inner", "outer", "front end", "rear end", "head", "tail", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the practical Novel and simplified descriptions do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the utility model. In addition, the terms "first", "second", "third", etc. are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a It can be detachably connected or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

As shown in Figures 1 to 2, the utility model discloses an indoor unit of an air conditioner, which includes an air intake duct and a ventilation duct 2, and the air intake duct and the ventilation duct 2 are both arranged on the air conditioner. the interior of the indoor unit;

The air inlet duct includes sequentially arranged along the air inlet direction: an air conditioner air inlet filter, an indoor heat exchanger, an indoor fan, and an outlet wind deflector. sent indoors;

The ventilation duct 2 includes: an air inlet 21, an air outlet 24, a ventilation fan 22 communicating with the air inlet 21 and the air outlet 24, and a device for humidifying the air in the ventilation duct 2. Humidifier 23; the air inlet 21 communicates with the outdoor space, the outdoor air enters the room through the ventilation duct 2, and the air outlet 24 opens towards the outlet air deflector.

The indoor air is filtered by the air inlet filter of the air conditioner and enters the indoor heat exchanger to participate in heat exchange. The air after heat exchange is blown by the indoor fan and guided by the outlet air guide plate to the indoor environment.

Ventilation air duct 2 is an independent member composed of air inlet 21, ventilation fan 22, air outlet 24, and humidifier 23, and is installed in the interior of the air conditioner indoor unit as a whole. The air duct is two mutually independent structures, each of which works independently; when the air intake duct is opened, the ventilation duct can be opened or closed, and even the function of drawing air to the outside can be realized by controlling the reverse rotation of the ventilation fan 22 .

The outdoor air enters the air inlet 21 under the suction of the ventilation fan 22, blows out from the air outlet 24 after passing through the ventilation fan 22, and blows to the indoor environment through the guidance of the outlet air deflector; 2 In the process of flowing into the room, the humidifier 23 blows the water vapor to the outdoor air, so that the water vapor can be mixed with the outdoor air first to become a larger volume of humid air; the humid air quickly enters the room with the kinetic energy provided by the ventilation fan 22, Rapid contact with indoor dry air, the volume of wet air is large, the contact area with dry air is large, and the mixing speed is fast, so that the air humidity in the indoor space is evenly distributed, and the humidification effect is quickly improved. Compared with the traditional indoor humidifier 23 which only enters the room through the natural buoyancy of water vapor, the humidification of the room is uniform and fast, and there will be no mist-like water vapor, so as to avoid the phenomenon that the mist will condense into water droplets when it encounters obstacles. The air inlet duct, the ventilation duct 2 and the humidifier 23 of the ventilation duct 2 are all concentrated in the casing of the indoor unit of the air conditioner, and only the ventilation duct is added in the original indoor unit of the air conditioner. 2. On the premise of occupying similar indoor space, two functions of ventilation and humidification are added to realize a multi-functional and small-sized household air conditioner, which is more practical.

Further, the indoor unit of the air conditioner also includes a controller, and the controller is used to switch the working states of the ventilation fan 22 and the humidifier 23 respectively.

Due to weather changes, the humidity of the outdoor air will change greatly. When the outdoor air humidity is high or the room only needs fresh outdoor air, the controller can control the ventilation fan 22 to work independently, and the humidifier 23 can be switched. is closed state; when not only need moist fresh air but outside air is in dry state, then can open ventilator fan 22 and humidifier 23 simultaneously, it is humidified while introducing outside air, two operations simultaneously It is carried out in the air exchange duct 2, which saves space and is convenient to control. Users can freely choose according to actual needs, and the practicability is higher.

Further, the indoor unit of the air conditioner also includes a surface frame 1 , and the ventilation channel is fixed inside the surface frame 1 . The front frame 1 is a beautiful and protective cover on the front of the indoor unit. After the ventilation duct 2 is set inside the front frame 1, the user cannot see the existence of the ventilation duct 2 from the outside, and it will not affect the indoor environment. The beauty of the machine.

Preferably, the humidifier 23 is arranged at the air inlet 21 or the air outlet 24 . Because the outdoor air only contacts with the wind wheel in the ventilation fan 22, the moisture in the air will not affect the operation of the ventilation fan 22, so the humidifier 23 can be arranged at the air inlet 21 or the air outlet 24; but the humidifier 23 When it is arranged at the air outlet 24, there will be no water vapor adhering to the wind wheel, and the utilization rate of water vapor is relatively higher.

Further, the air inlet 21 is provided with a filter for filtering the air entering the air inlet 21 . The purpose of setting the filter screen is to prevent the large particles of impurities in the outdoor air from entering and damaging the wind wheel, and at the same time ensure the quality of the air entering the room.

Further, the humidifier 23 includes an atomizing sheet and a water tank, and the atomizing sheet is used to atomize the water in the water tank through vibration. The vibration frequency is set outside the range that can be heard by the human ear to reduce noise and improve user experience.

Preferably, the condensed water drain pipe of the indoor unit of the air conditioner communicates with the water tank, that is, the condensed water of the air conditioner is used to humidify the outdoor air in the ventilation duct 2, so as to save water resources.

Preferably, the water tank is filled with water manually to ensure the water quality; a liquid level detection module is provided in the water tank to remind the user to add water when the liquid level is lower than the set value.

Furthermore, a drain valve is provided at the bottom of the water tank. When the humidifier 23 is not used for a long time, the drain valve can be opened to discharge the water in the water tank, so as to prevent mildew in the water tank and facilitate the next use.

As can be seen from the above embodiments, the utility model adopts the structure of adding a ventilation duct 2 in the existing indoor unit of the air conditioner, and the ventilation duct 2 also includes a humidifier 23, on the basis of realizing air conditioning refrigeration or heating. In addition, the functions of ventilation and humidification are further added. The air inlet duct, the ventilation duct 2 and the humidifier 23 of the ventilation duct 2 are all concentrated in the casing of the indoor unit of the air conditioner. A ventilation duct 2 is added in the indoor unit of the air conditioner. On the premise of occupying a similar indoor space, two functions of ventilation and humidification are added, and a multi-functional, small-sized household air conditioner is realized. The humidifier 23 and the ventilating fan 22 are controlled separately, which is convenient for the user to switch the working mode by himself; the setting of the filter screen can prevent the large particles of impurities in the outdoor air from being mixed in and damage the wind wheel, and at the same time ensure the quality of the air entering the room; the humidifier 23 adopts Ultrasonic vibration atomizes the water with low noise and good user experience; the humidification water can be condensed water from the air conditioner or artificially added water. When the humidification function is not used for a long time, the water in the water tank can be drained through the drain valve to prevent the water tank Mildew occurs, which is convenient for the next use.

The above is only the preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the utility model, some improvements and replacements can also be made. And replacement should also be regarded as the protection scope of the present utility model.

Claims (9)

1. an air conditioner room unit, it is characterised in that include that wind inlet channel and ventilation air channel (2), described wind inlet channel and ventilation air channel (2) are arranged at the inside of described air conditioner room unit；

Described wind inlet channel includes along the order setting of air intake direction: air-conditioning air inlet filter screen, indoor heat exchanger, indoor fan and outlet guide aerofoil, and room air enters after described wind inlet channel participates in heat exchange and is again sent to indoor；

Described ventilation air channel (2) including: air inlet (21), air outlet (24), connects the ventilation blower fan (22) of described air inlet (21) and air outlet (24) and for the humidifier (23) humidifying the air in described ventilation air channel (2)；Described air inlet (21) connects with the exterior space, and described air outlet (24) is offered towards described outlet guide aerofoil.

2. air conditioner room unit as claimed in claim 1, it is characterised in that also including controller, described controller is for switching over the duty of described ventilation blower fan (22) with humidifier (23) respectively.

3. air conditioner room unit as claimed in claim 2, it is characterised in that also include that surface frame (1), described ventilation air channel (2) are fixed on described surface frame (1) inner side.

4. air conditioner room unit as claimed in claim 2, it is characterised in that described humidifier (23) is arranged on described air inlet (21) or described air outlet (24) place.

5. air conditioner room unit as claimed in claim 1, it is characterised in that described air inlet (21) place is provided with the drainage screen for filtering the air entering described air inlet (21).

6. air conditioner room unit as claimed in claim 1, it is characterised in that described humidifier (23) includes atomizing piece and water tank, described atomizing piece is for by vibrating the water atomization in described water tank.

7. air conditioner room unit as claimed in claim 6, it is characterised in that the condensate draining pipe of described air conditioner room unit connects with described water tank.

8. air conditioner room unit as claimed in claim 6, it is characterised in that described water tank is provided with Level Detection module, for reminding user to add water when liquid level is less than setting value.

9. air conditioner room unit as claimed in claim 6, it is characterised in that the bottom of described water tank is provided with drain valve.