WO2016023482A1

WO2016023482A1 - Smog-removing air conditioner having cleaning function

Info

Publication number: WO2016023482A1
Application number: PCT/CN2015/086715
Authority: WO
Inventors: 戴若夫; 辜显旺
Original assignee: 戴若夫
Priority date: 2014-08-13
Filing date: 2015-08-12
Publication date: 2016-02-18
Also published as: CN104654456B; CN104654456A

Abstract

Smog-removing air conditioner having a cleaning function, comprising an air conditioning outdoor unit (1) and an air conditioning indoor unit (2). A refrigerant pipe (3) is connected between the air conditioning indoor unit (1) and the air conditioning outdoor unit (2). An air supply outlet (21) and an air recirculation inlet (22) are provided on the air conditioning indoor unit (2). A surface cooler (23) and an air supply fan (24) are equipped at where the air supply outlet (21) is located. A fresh air heat exchanger (7) and an electrostatic precipitator (8) are provided within the air conditioning indoor unit (2). The air supply outlet (21) is provided with a fresh air pipe (4) connected to the outside via the fresh air heat exchanger (7) and the electrostatic precipitator (8). The air recirculation inlet (22) is provided with an air exhaust pipe (5) connected to the outside via the fresh air heat exchanger (7). The electrostatic precipitator (8) comprises a fresh air branch pipe (81) used for avoiding the electrostatic precipitator (8). One extremity of the fresh air branch pipe (81) is connected to the fresh air pipe (4) at an inlet extremity of the electrostatic precipitator (8), while the other extremity is connected to the fresh air pipe (4) at an outlet extremity of the electrostatic precipitator (8). The electrostatic precipitator (8) is connected to a water inlet pipe (81) used for cleaning and a water outlet pipe (82) used for discharging wastewater. The air conditioner is structurally simple and compact, convenient to use, and capable of implementing various functions.

Description

Deodorizing air conditioner with cleaning function

[Technical Field]

The invention mainly relates to the field of fresh air removal, and in particular to a de-icing air conditioner with a cleaning function.

【Background technique】

At present, popular air purifiers can filter and remove some indoor PM2.5 micro-particles and some toxic and harmful polluting gases, but can not introduce outdoor fresh air, and need to periodically replace the filter materials to increase operating costs and operation and maintenance for users. trouble. Although the fresh air system is equipped with various filters and even cleaning filters with cleaning functions, it solves the drawbacks of the air purifiers without new air. But it is still difficult to spread to ordinary families. In the room where the air conditioner has been installed, a new air system with a cleaning function is installed, which not only has insufficient space in the general room, but is also very cumbersome to install and inconvenient to operate.

[Summary of the Invention]

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and to provide a de-icing air conditioner having a cleaning function that is simple and compact, convenient to use, and capable of realizing various functions.

In order to solve the above technical problems, the present invention adopts the following technical solutions:

A dehumidification air conditioner having a cleaning function, comprising an air conditioner outer unit and an air conditioner inner unit, wherein a refrigerant pipe is connected between the air conditioner outer machine and the air conditioner inner machine, and the air conditioner inner machine is provided with an air supply port and a return air port, A air cooler and a blower are arranged at the air outlet, and the air conditioner has a fresh air heat exchanger and an electrostatic dust filter, and the air outlet is connected to the outdoor through a fresh air heat exchanger and an electrostatic dust filter. a fresh air duct, wherein the return air outlet is provided with an exhaust duct connected to the outdoor via a fresh air heat exchanger, and the electrostatic precipitator filter comprises a fresh air branch pipe for avoiding an electrostatic dust filter, and one end of the fresh air branch pipe and electrostatic dust removal The fresh air pipe at the inlet end of the filter is connected, and the other end is connected to a fresh air pipe at the outlet end of the electrostatic precipitator filter, and the electrostatic precipitator filter is connected with an inlet pipe for cleaning and a drain pipe for discharging sewage.

As a further improvement of the above technical solution:

The electrostatic precipitator filter is provided with a water pump for introducing water from the inlet pipe into the electrostatic precipitator filter.

The fresh air duct comprises a first section air inlet duct, a middle section air inlet duct and a last section air inlet duct, wherein the electrostatic precipitator filter is located on the first section air inlet duct, the fresh air heat exchanger is located on the middle section air inlet duct, and the blower is located on the end section air inlet duct and is close to The air supply port.

The fresh air duct includes a first section air inlet duct, a middle section air inlet duct, and a last section air inlet duct, and the electrostatic dust removing filter position On the inlet duct of the last section, the fresh air heat exchanger is located on the inlet duct of the middle section, and the blower is located on the inlet duct of the last section and is close to the air supply port.

The fresh air duct includes a first air inlet duct, a middle air inlet duct and a last air inlet duct, wherein the first section air inlet duct is connected to the outdoor, the blower is located on the end section air inlet duct and is adjacent to the air supply duct, and the middle section air inlet duct includes The first middle branch pipe connecting the electrostatic precipitator filter and the fresh air heat exchanger in turn, and the second middle branch pipe sequentially connecting the fresh air heat exchanger and the electrostatic precipitator filter.

The first section of the air inlet duct is connected to the end section air inlet tube through the first middle section branch pipe through the electrostatic precipitator filter and the fresh air heat exchanger.

The second middle branch pipe includes a third inlet air switching three-way valve, a fifth air inlet switching three-way valve and a sixth air inlet switching three-way valve, and a switchable inlet, which are disposed on the first middle branch pipe a fourth air inlet switching three-way valve and a seventh air inlet switching three-way valve, wherein the third air inlet switching three-way valve is disposed between the first middle branch pipe and the first air inlet pipe, and the fourth air inlet switching three-way The valve is disposed between the fresh air heat exchanger and the electrostatic precipitator filter, wherein the fifth air inlet switching three-way valve is disposed between the fresh air heat exchanger and the last air inlet pipe, and the sixth air inlet switching three-way valve is disposed at The fourth air inlet switching three-way valve is disposed between the fifth air inlet switching three-way valve and the last air inlet tube, and the first air inlet tube passes through the first The middle section branch pipe is sequentially passed through the third air inlet switching three-way valve, the fourth air inlet switching three-way valve, the fresh air heat exchanger, the fifth air inlet switching three-way valve, the electrostatic dust removing filter, and the sixth air switching three-way valve. And the seventh inlet air switching three-way valve is connected with the last section air inlet pipe.

One end of the fresh air branch pipe is connected to the fresh air pipe of the electrostatic dust filter inlet through the first air inlet switching three-way valve of the switchable outlet, and the second air inlet switching three-way valve and the electrostatic dust filter of the other end through the switchable inlet The fresh air pipe at the exit end is connected.

The air outlet of the exhaust duct faces the radiator of the air conditioner outer unit.

The exhaust duct comprises a first exhaust duct, a middle exhaust duct and a last exhaust duct, wherein the fresh air heat exchanger is located on the middle exhaust duct, and the exhaust duct is provided with an exhaust fan.

a return air duct is disposed between the fresh air duct and the exhaust duct, and the exhaust duct is provided with a first return air three-way valve that can switch the outlet between the return air inlet and the fresh air heat exchanger, and the fresh air duct is A switchable inlet second return air three-way valve is disposed between the air supply port and the electrostatic precipitator filter, and the first return air three-way valve and the second return air three-way valve are connected through a return air duct.

The air inlet of the fresh air duct is provided with an air inlet flap valve that can be switched on and off, and the air outlet of the air outlet duct is provided with an air outlet flap valve that can be switched on and off.

The inlet pipe is provided with an inlet water on-off valve, and the drainage pipe is provided with a drainage on-off valve.

The advantages of the present invention over the prior art are:

The deodorizing air conditioner with the cleaning function of the invention comprises an air conditioner outer unit and an air conditioner inner unit, and a refrigerant pipeline is connected between the air conditioner outer unit and the air conditioner inner unit, and the air conditioner inner machine is provided with an air supply port and a return air outlet, and the air supply port is installed. There is a cooler and a blower. The air conditioner has a fresh air heat exchanger and an electrostatic precipitator. The structure integrates a fresh air device and a set of dehumidification devices into the air conditioner to form a complete system. At the same time, temperature regulation, fresh air supply and dust removal and removal can be realized at the same time, and the system is not a structure in which three devices are simply docked, but a reasonable layout greatly simplifies the pipeline structure. The organic combination of the three is integrated, which makes the structure simple and compact, takes up little space, greatly improves the convenience of installation and saves installation space; the electrostatic dust filter adopts electrostatic dust removal, which can purify and filter fresh air. The function of removing PM2.5 micro particles is realized. The electrostatic precipitator filter is provided with an inlet pipe and a drain pipe, and has a water cleaning function. When used, the water is taken from the water. The electrostatic precipitator filter is introduced to clean the internal electrostatic precipitator assembly. The dust on the electrostatic precipitator assembly is completely detached under the action of water cleaning. The drain pipe can be used to discharge the sewage, complete the automatic cleaning function, no consumables, no replacement, and dismantling. The utility model has the advantages of low maintenance cost, convenient use, remarkable energy saving and environmental protection effect, and the electrostatic dust removing filter comprises a fresh air branch pipe for avoiding the electrostatic dust removing filter, and one end of the fresh air branch pipe is connected with the fresh air pipe at the inlet end of the electrostatic dust removing filter, and the other end is connected with The fresh air pipe at the outlet end of the electrostatic precipitator filter is connected. When the electrostatic precipitator filter needs to be repaired or the electrostatic precipitator filter cleans the internal electrostatic precipitator assembly, the fresh air can flow from the fresh air branch pipe to the indoor to ensure the continuity of the fresh air supply. The flexibility of the system is improved; the air outlet is provided with a fresh air duct connected to the outdoor via a fresh air heat exchanger and an electrostatic precipitator filter, and the return air duct is provided with an exhaust duct connected to the outdoor via a fresh air heat exchanger, fresh air Entering the fresh air duct from the air inlet on the wall, and then electrostatically removing dust The filter and fresh air pass through the fresh air heat exchanger and the blower enters the air from the air supply port to achieve the purification effect of the fresh air removal, and the indoor air can enter the exhaust air duct, and the fresh air heat exchanger can realize the hot and cold with the fresh air. After the exchange, it is discharged to the outside through the air outlet on the wall, and the fresh air heat exchanger plays an energy-saving and environmental protection role.

[Description of the Drawings]

Fig. 1 is a schematic view showing the structure of a first embodiment of the present invention.

Fig. 2 is a schematic view showing the structure of a second embodiment of the present invention.

Figure 3 is a schematic view showing the structure of a third embodiment of the present invention.

The numbers in the figure indicate:

1, air conditioning outside the machine; 2, air conditioning internal machine; 21, air supply port; 22, return air outlet; 23, air cooler; 24, blower; 3, refrigerant pipeline; 4, fresh air pipeline; 41, the first section of the air duct; Middle section air inlet pipe; 421, first middle section branch pipe; 422, second middle section branch pipe; 4221, third air inlet switching three-way valve; 4222, fourth air inlet switching three-way valve; 4223, fifth air inlet switching three-way Valve; 4224, sixth air inlet switching three-way valve; 4225, seventh air inlet switching three-way valve; 43, end air inlet duct; 5, exhaust duct; 51, first exhaust duct; 52, middle exhaust duct ; 53, the last exhaust duct; 531, exhaust fan; 6, return air duct; 61, the first return air three-way valve; 62, the second return air three-way valve; 7, fresh air heat exchanger; Electrostatic dust filter; 81, fresh air branch pipe; 811, first air inlet switching three-way valve; 812, second air inlet switching three-way valve; 82, inlet pipe; 821, water inlet and outlet valve; 83, drain pipe; 831, drainage on-off valve; 84, pump; 9, air flap valve; 10, air flap valve; 11, controller.

【detailed description】

The invention will be further described in detail below in conjunction with the drawings and specific embodiments.

Example 1:

As shown in FIG. 1 , a first embodiment of a deodorizing air conditioner having a cleaning function according to the present invention includes an air conditioner outside unit 1 and an air conditioner unit 2, and a refrigerant is connected between the air conditioner outside unit 1 and the air conditioner unit 2. The air duct 2 has an air supply port 21 and a return air outlet 22, and the air supply port 21 is provided with a surface cooler 23 and a blower 24, and the air conditioner inner machine 2 is provided with a fresh air heat exchanger 7 and an electrostatic dust filter. 8. The structure integrates a fresh air device and a set of mites device into the air conditioner internal machine 2 to form a complete system machine, which can simultaneously realize temperature regulation, fresh air supply and dust removal and mitigation in the room, and The system machine is not a structure that simply superimposes the three devices, but through a reasonable layout, the pipe structure is greatly simplified, and the organic combination of the three is integrated, so that the structure is simple and compact, the space is small, and the structure is greatly improved. The installation convenience saves the installation space; the electrostatic precipitator filter 8 adopts electrostatic dust removal, can purify and filter the fresh air, and can realize the function of removing PM2.5 micro particles, and the electrostatic dust removal filter 8 is provided with Water pipe 82 and drain pipe 83, having a water washing function (may be spray cleaning or water storage type cleaning, in this embodiment, water storage type cleaning), in use, introducing water from the inlet pipe 82 into the electrostatic precipitator filter 8 pairs The internal electrostatic precipitator assembly is cleaned, and the dust on the electrostatic precipitator assembly is completely detached under the action of water cleaning. The drain pipe 83 is opened to discharge the sewage, and the automatic cleaning function is completed, no consumables, no replacement, disassembly and assembly, and low maintenance cost. The utility model has the advantages of convenient use, energy saving and environmental protection, and the electrostatic precipitator filter 8 includes a fresh air branch pipe 81 for avoiding the electrostatic dust removing filter 8. One end of the fresh air branch pipe 81 is connected with the fresh air pipe 4 at the inlet end of the electrostatic precipitator filter 8, and the other end is connected. It is connected with the fresh air duct 4 at the outlet end of the electrostatic precipitator filter 8. When the electrostatic precipitator filter 8 needs to be repaired or the electrostatic precipitator filter 8 cleans the electrostatic precipitator assembly inside, the fresh air can flow from the fresh air branch pipe 81 to the room to ensure The continuity of the fresh air supply improves the flexibility of the use of the system; the air supply port 21 is provided with a fresh air heat exchanger 7 and an electrostatic precipitator filter 8 Connected to the outdoor fresh air duct 4, the return air outlet 22 is provided with an exhaust duct 5 connected to the outdoor via the fresh air heat exchanger 7, and the fresh air enters the fresh air duct 4 from the air inlet on the wall, and then passes through the electrostatic precipitator filter 8, fresh air. After the fresh air heat exchanger 7 and the blower 24 enter the room from the air supply port 21, the purifying effect on the fresh air removing is achieved, and the indoor air can enter the exhaust duct 5, and is cooled by the fresh air heat exchanger 7 with the fresh air. After the heat exchange, the air outlet is discharged to the outside through the air outlet on the wall, and the fresh air heat exchanger 7 functions as an energy saving and environmental protection.

In the embodiment, the electrostatic precipitator filter 8 is provided with a water pump 84 for introducing water from the inlet pipe 82 into the electrostatic precipitator filter 8. In use, the inlet pipe 82 on the electrostatic precipitator filter 8 can be externally connected. Water source connected, then The pump 84 is turned on, and water is injected from the inlet pipe 82 into the water storage area of the electrostatic precipitator filter 8. After the electrostatic precipitator assembly is cleaned, the accumulated water is discharged from the drain pipe 83, and the structure is simple and easy to implement.

In other embodiments, the water inlet pipe 82 on the electrostatic precipitator filter 8 can be connected to the water pipe in the room itself, and the cleaning function of the electrostatic precipitator assembly can be realized in real time, and the structure is simple and convenient to use.

In the embodiment, the inlet pipe 82 is provided with an inlet water shut-off valve 821, and the drain pipe 83 is provided with a drain-on-off valve 831, and the water inlet and outlet valve 821 is opened and closed to realize the control of the water injection amount, and then The opening and closing of the drain on-off valve 831 is to achieve discharge of water, and the structure is simple and practical.

In this embodiment, one end of the fresh air branch pipe 81 is connected to the fresh air duct 4 of the inlet end of the electrostatic precipitator filter 8 through the first air inlet switching three-way valve 811 of the switchable outlet, and the other end is switched by the second air inlet of the switchable inlet. The valve 812 is connected to the fresh air duct 4 at the outlet end of the electrostatic precipitator filter 8. In this configuration, the first air inlet switching three-way valve 811 switches the outlet opening and closing direction and the second air inlet switching three-way valve 812 connects the inlet. The switching of the breaking direction can control the fresh air to enter the room from the fresh air branch pipe 81 through the fresh air heat exchanger 7 and the air supply port 21, and is suitable for cleaning the electrostatic dust removing filter 8 in the electrostatic dust removing filter 8 or the electrostatic dust removing filter 8 in the interior thereof. The fresh air supply at the time is simple in structure and ingenious in design.

In this embodiment, the air outlet of the exhaust duct 5 faces the radiator of the air conditioner outside machine 1, and since the air outlet faces the radiator of the air conditioner outside machine 1, when the indoor air is discharged to the outside, the air conditioner outside unit 1 can be cooled and cooled, which can be reduced. The operating power of the air conditioner outside unit 1 further plays a role in energy saving.

In this embodiment, the exhaust duct 5 includes a first exhaust duct 51, a middle exhaust duct 52, and a final exhaust duct 53, the fresh air heat exchanger 7 is located on the middle exhaust duct 52, and the end exhaust duct 53 is provided. There is an exhaust fan 531. In this structure, the indoor air passes through the first exhaust duct 51 and enters the fresh air heat exchanger 7 on the middle exhaust duct 52, and performs hot and cold exchange with the fresh air, and then passes through the end exhaust duct. 53 is discharged from the air outlet to the outside under the action of the exhaust fan 531, and has a simple structure and convenient use.

In this embodiment, a return air duct 6 is disposed between the fresh air duct 4 and the exhaust duct 5, and the exhaust duct 5 is provided with a first return air tee capable of switching the outlet between the return air duct 22 and the fresh air heat exchanger 7. The valve 61, the fresh air duct 4 is provided with a switchable inlet second return air three-way valve 62 between the air supply port 21 and the electrostatic precipitator filter 8, and the first return air three-way valve 61 and the second return air three-way valve 62 pass The return air duct 6 is connected. In this structure, the switching of the outlet direction of the outlet by the first return air three-way valve 61 and the switching of the direction of the inlet and outlet of the second return air three-way valve 62 ensure the indoor quality is good. The air can enter the air supply port 21 through the return air duct 6, and then enter the room from the air supply port 21 to achieve better indoor air circulation, and the structure is simple and practical, energy saving and environmental protection.

In this embodiment, the air inlet of the fresh air duct 4 is provided with an air inlet flap valve 9 that can be switched on and off, and the air outlet of the air exhaust duct 5 is provided with an air outlet flap valve 10 that can be switched on and off. Between the machine 1 and the air conditioner 2 is also equipped for control The air inlet flap valve 9 and the air outlet flap valve 10 are opened and closed and a controller 11 for controlling the switching direction of each three-way valve is opened and closed, and the air inlet flap valve 9 and the air outlet flap valve are controlled by the controller 11 The opening and closing of 10 to ensure normal air intake and exhaust ventilation, the controller 11 can also control the position switching of the valve plates in each three-way valve (the valve plates in each three-way valve can realize the switching of two positions, As shown in Figure 1, the A and B positions of the three-way valve), when the valve plate is in the A position, the B position of the three-way valve is connected, when the valve plate is at the B position, the three-way valve The A position is connected, the structure is simple and reliable, and the free switching of various states such as air inlet, exhaust air and return air is ensured, which greatly improves the applicable range of the air conditioner of the system.

In this embodiment, the fresh air duct 4 includes a first section air inlet duct 41, a middle section air inlet duct 42 and a last section air inlet duct 43, the electrostatic precipitator filter 8 is located on the first section air inlet duct 41, and the fresh air heat exchanger 7 is located on the middle section air inlet duct 42. The blower 24 is located on the last stage air inlet duct 43 and is close to the air supply port 21. In this structure, the fresh air is first purified and filtered by the electrostatic precipitator filter 8 to remove the PM2.5 microparticles, and then cooled by the fresh air heat exchanger 7. The heat exchange, the fresh air first purifies the filtration and then performs the cold and heat exchange, so that the ash accumulation in the fresh air heat exchanger 7 can be avoided, thereby reducing the maintenance work on the fresh air heat exchanger 7, and greatly prolonging the service life of the fresh air heat exchanger 7.

Example 2:

As shown in FIG. 2, the second embodiment of the present invention has a cleaning function, and the air conditioner is basically the same as the first embodiment except that the fresh air duct 4 includes a first air inlet duct 41 and a middle air inlet duct 42. And the last stage inlet duct 43, the electrostatic precipitator filter 8 is located on the end section air inlet duct 43, the fresh air heat exchanger 7 is located on the middle section air inlet duct 42, and the blower 24 is located on the end section air inlet duct 43 and is adjacent to the air supply port 21, in the structure The fresh air is first exchanged by the fresh air heat exchanger 7 for hot and cold exchange, and then purified and filtered by the electrostatic precipitator filter 8 to realize the function of removing PM2.5 micro particles. The fresh air is first cooled and then exchanged for purification and filtration, and is suitable for indoor temperature in the north. In a very low area, the cleaning water of the electrostatic precipitator filter 8 can be prevented from condensing and freezing, and the cleaning effect of the electrostatic precipitator filter 8 is ensured.

Example 3:

As shown in FIG. 3, the third embodiment of the present invention has a cleaning function, and the air conditioner is basically the same as the first embodiment except that the fresh air duct 4 includes a first air inlet duct 41 and a middle air inlet duct 42. And the last stage air inlet pipe 43, the first stage air inlet pipe 41 is connected to the outdoor, the blower 24 is located on the last stage air inlet pipe 43 and is close to the air supply port 21, and the middle section air inlet pipe 42 includes the first part that sequentially connects the electrostatic precipitator filter 8 and the fresh air heat exchanger 7. a middle branch pipe 421 and a second middle branch pipe 422 which sequentially connects the fresh air heat exchanger 7 and the electrostatic precipitator filter 8. In this structure, fresh air enters from the first stage air inlet pipe 41, and is sent from the last stage air inlet pipe 43 to the room, and the fresh air is in the middle section. When the air duct 42 is introduced, the flow direction can be switched between the first middle branch pipe 421 and the second middle branch pipe 422. When the fresh air flows from the first middle branch pipe 421 to the last air inlet pipe 43, the fresh air passes through the electrostatic precipitator filter in sequence. 8 and the fresh air heat exchanger 7, when the fresh air passes from the second middle branch pipe 422 to the final air inlet pipe 43, the fresh air passes through the fresh air heat exchanger 7 and the electrostatic precipitator filter 8 in sequence, and the fresh air first performs cold and heat exchange. It is also used for purification and filtration. It is suitable for extremely cold regions with large temperature difference in the north. Its structure is simple and used. Convenience.

In this embodiment, the first stage air inlet duct 41 is connected to the last stage air inlet duct 43 through the first middle section branch pipe 421 through the electrostatic precipitator filter 8 and the fresh air heat exchanger 7, that is, the electrostatic precipitator filter 8 and the fresh air heat exchanger 7 are located at the On the middle branch pipe 421, when the fresh air enters the first middle branch pipe 421, the fresh air is first purified and filtered for hot and cold exchange, and the structure is simple and easy to implement.

In this embodiment, the second middle branch pipe 422 includes a third inlet air switching three-way valve 4221, a fifth air inlet switching three-way valve 4223, and a sixth air inlet switch 3, which are provided on the first middle branch pipe 421. a valve 4224 and a fourth inlet switching three-way valve 4222 and a seventh inlet switching three-way valve 4225, wherein the third inlet switching three-way valve 4221 is disposed in the first intermediate branch pipe 421 and the first inlet inlet pipe 41 The fourth inlet air switching three-way valve 4222 is disposed between the fresh air heat exchanger 7 and the electrostatic precipitator filter 8, and the fifth air inlet switching three-way valve 4223 is disposed between the fresh air heat exchanger 7 and the final air inlet duct 43. The sixth air inlet switching three-way valve 4224 is disposed between the fourth air inlet switching three-way valve 4222 and the electrostatic precipitator filter 8, and the seventh air inlet switching three-way valve 4225 is disposed at the fifth air inlet switching three-way valve 4223. Between the last stage air inlet pipe 43, the first stage air inlet pipe 41 passes through the first middle section pipe 421, and then passes through the third air inlet switching three-way valve 4221, the fourth air inlet switching three-way valve 4222, the fresh air heat exchanger 7, and the fifth air inlet. Switching three-way valve 4223, electrostatic precipitator filter 8, sixth air inlet switching three-way valve 4224 and seventh air inlet cutting The three-way valve 4225 is in communication with the last stage air inlet duct 43. In this configuration, the third air inlet switching three-way valve 4221, the fourth air inlet switching three-way valve 4222, the fifth air inlet switching three-way valve 4223, and the sixth input The wind switching three-way valve 4224 and the seventh air inlet switching three-way valve 4225 are controlled in the direction of entrance and exit to realize the switching of the fresh air flow direction, and the structure is simple and the design is ingenious.

Although the invention has been disclosed above in the preferred embodiments, it is not intended to limit the invention. Any person skilled in the art can make many possible variations and modifications to the technical solutions of the present invention by using the above-disclosed technical contents, or modify the equivalent implementation of equivalent changes without departing from the scope of the technical solutions of the present invention. example. Therefore, any simple modifications, equivalent changes, and modifications to the above embodiments in accordance with the teachings of the present invention should fall within the scope of the present invention.

Claims

A de-icing air conditioner having a cleaning function includes an air conditioner outer unit (1) and an air conditioner inner unit (2), and a refrigerant pipe (3) is connected between the air conditioner outer unit (1) and the air conditioner inner unit (2), The air conditioner (2) is provided with an air supply port (21) and a return air outlet (22), and the air supply port (21) is provided with a surface cooler (23) and a blower (24), wherein: The air conditioner (2) is provided with a fresh air heat exchanger (7) and an electrostatic precipitator filter (8), and the air supply port (21) is provided with a fresh air heat exchanger (7) and an electrostatic precipitator filter ( 8) a fresh air duct (4) connected to the outdoor, the air return port (22) is provided with an exhaust duct (5) connected to the outdoor via a fresh air heat exchanger (7), and the electrostatic precipitator filter (8) includes A fresh air branch pipe (81) for escaping the electrostatic precipitator filter (8), the fresh air branch pipe (81) is connected at one end to the fresh air pipe (4) at the inlet end of the electrostatic precipitator filter (8), and the other end is electrostatically filtered. The fresh air duct (4) at the outlet end of the device (8) is connected, and the electrostatic precipitator filter (8) is connected with an inlet pipe (82) for cleaning and a drain pipe (83) for discharging sewage.
The anti-smoke air conditioner with a cleaning function according to claim 1, wherein the electrostatic precipitator filter (8) is provided with a device for introducing water from the inlet pipe (82) into the electrostatic precipitator filter (8). Pump (84).
The deodorizing air conditioner with cleaning function according to claim 2, characterized in that: the fresh air duct (4) comprises a first section air inlet duct (41), a middle section air inlet duct (42) and a last section air inlet duct (43). The electrostatic precipitator filter (8) is located on the first inlet duct (41), the fresh air heat exchanger (7) is located on the middle inlet duct (42), and the blower (24) is located on the end inlet duct (43) and close to the The air supply port (21) is described.
The deodorizing air conditioner with cleaning function according to claim 2, characterized in that: the fresh air duct (4) comprises a first section air inlet duct (41), a middle section air inlet duct (42) and a last section air inlet duct (43). The electrostatic precipitator filter (8) is located on the end section air inlet pipe (43), the fresh air heat exchanger (7) is located on the middle section air inlet pipe (42), and the blower (24) is located on the end section air inlet pipe (43) and is close to The air supply port (21).
The deodorizing air conditioner with cleaning function according to claim 2, characterized in that: the fresh air duct (4) comprises a first section air inlet duct (41), a middle section air inlet duct (42) and a last section air inlet duct (43). The first inlet air duct (41) is connected to the outdoor, the blower (24) is located on the end air inlet duct (43) and is adjacent to the air supply port (21), and the middle air inlet duct (42) includes electrostatic dust removal in sequence. The filter (8) and the first middle branch pipe (421) of the fresh air heat exchanger (7) and the second middle branch pipe (422) which sequentially connects the fresh air heat exchanger (7) and the electrostatic precipitator filter (8).
The deodorizing air conditioner with cleaning function according to claim 5, characterized in that: the first stage air inlet pipe (41) passes through the first middle branch pipe (421) through the electrostatic precipitator filter (8) and the fresh air heat exchanger ( 7) Connect with the final inlet duct (43).
A deodorizing air conditioner having a cleaning function according to claim 6, wherein said second middle branch pipe (422) a third inlet switching three-way valve (4221), a fifth inlet switching three-way valve (4223), and a sixth inlet switching tee including a switchable outlet provided on the first intermediate branch pipe (421) a valve (4224) and a fourth inlet switching three-way valve (4222) and a seventh inlet switching three-way valve (4225), wherein the third inlet switching three-way valve (4221) is provided at the first Between the middle branch pipe (421) and the first section air inlet pipe (41), the fourth air inlet switching three-way valve (4222) is disposed between the fresh air heat exchanger (7) and the electrostatic precipitator filter (8), The fifth air inlet switching three-way valve (4223) is disposed between the fresh air heat exchanger (7) and the last stage air inlet pipe (43), and the sixth air inlet switching three-way valve (4224) is set to the fourth air inlet switch. The third air inlet switching three-way valve (4225) is disposed between the fifth air inlet switching three-way valve (4223) and the last air inlet tube (43). Between the first section of the air inlet duct (41) through the first middle section branch pipe (421) through the third air inlet switching three-way valve (4221), the fourth air inlet switching three-way valve (4222), the fresh air heat exchanger ( 7), the fifth air inlet switching three-way valve (4223), electrostatic dust removal filter (8), the sixth switching the three-way valve inlet (4224) and the seventh switching the three-way valve inlet (4225) the last paragraph of the intake tube (43) in communication with.
The deodorizing air conditioner having a cleaning function according to any one of claims 1 to 7, wherein one end of the fresh air branch pipe (81) passes through a first inlet air switching three-way valve (811) of the switchable outlet and Connected to the fresh air duct (4) at the inlet end of the electrostatic precipitator filter (8), and the other end through the second inlet of the switchable inlet to switch the three-way valve (812) and the fresh air duct at the outlet end of the electrostatic precipitator filter (8) (4) connection.
The de-icing air conditioner with a cleaning function according to claim 3, characterized in that the air outlet of the exhaust duct (5) faces the radiator of the air conditioner (1).
The de-icing air conditioner with cleaning function according to claim 4, characterized in that: the exhaust duct (5) comprises a first exhaust duct (51), a middle exhaust duct (52) and a final exhaust duct (53) The fresh air heat exchanger (7) is located on the middle exhaust duct (52), and the exhaust duct (53) is provided with an exhaust fan (531).
The deodorizing air conditioner with cleaning function according to claim 5, characterized in that: between the fresh air duct (4) and the exhaust duct (5), a return air duct (6) is provided, the exhaust duct ( 5) A first return air three-way valve (61) is provided between the return air inlet (22) and the fresh air heat exchanger (7), and the fresh air duct (4) is connected to the air supply port (21) and the static electricity. A switchable inlet second return air three-way valve (62) is disposed between the dust removing filters (8), and the first return air three-way valve (61) and the second return air three-way valve (62) pass the return air Pipe (6) is connected.
The anti-smoke air conditioner with cleaning function according to claim 6, characterized in that: the air inlet of the fresh air duct (4) is provided with an air inlet flap valve (9) that can be switched on and off, the exhaust air The air outlet of the pipe (5) is provided with an air outlet flap valve (10) that can be switched on and off.
The deodorizing air conditioner with a cleaning function according to claim 7, wherein the inlet pipe (82) is provided with an inlet water on/off valve (821), and the drainage pipe (83) is provided with a drainage passage. Broken valve (831).