CN203364258U - Indoor machine of cabinet air conditioner - Google Patents

Abstract

The utility model discloses an indoor unit of a cabinet type air conditioner, which comprises a casing, an electrostatic dust removal device, a fan and an indoor heat exchanger. The casing is provided with an air inlet and an air outlet, and the casing is provided with a The air duct of the air inlet and the air outlet, the electrostatic precipitator, the fan and the indoor heat exchanger are arranged in the air duct, and the electrostatic precipitator includes a high voltage generator, a high voltage emitter and a dust collector plate; the housing is provided with an automatic cleaning device, which includes a water storage tank, a water spray device for spraying the water in the water storage tank to the dust collection plate, and a water spray device for collecting dust from the dust collection plate. Wastewater tank with plate falling down. The indoor unit of the cabinet type air conditioner provided by the utility model is provided with an automatic cleaning device for cleaning the electrostatic precipitator, which solves the problem of failure of the electrostatic precipitator after long-term use and secondary pollution.

Description

Indoor unit of cabinet air conditioner

technical field

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

Background technique

With the enhancement of current residential airtightness and privacy, the decline of indoor air quality has become one of the hot issues of public concern. For this reason, in recent years, various air conditioner manufacturers are gradually introducing healthy air conditioners by adding additional functions of air conditioners to increase the health index of the living room. One of the most common design methods is to install air purification devices in the indoor units of household air conditioners.

At present, the filtration methods commonly used in air conditioners mainly include simple interception filtration, inertial and diffusion filtration, electrostatic filtration, and chemical filtration. The materials will be full of pollutants. If they are not cleaned after long-term use, the use effect and sterilization effect will be greatly reduced, or even invalid, and secondary pollution will easily occur.

Contents of the invention

Aiming at the current state of the art above, the technical problem to be solved by this utility model is to provide a cabinet air conditioner that can automatically clean the electrostatic precipitator to solve the problem of failure of the electrostatic precipitator after long-term use and secondary pollution.

In order to solve the above technical problems, the utility model provides an indoor unit of a cabinet air conditioner, which includes a casing, an electrostatic precipitator, a fan, and an indoor heat exchanger. The casing is provided with an air inlet and an air outlet. An air duct connecting the air inlet and the air outlet is provided in the casing, the electrostatic precipitator, the fan and the indoor heat exchanger are arranged in the air duct, and the electrostatic precipitator includes a high voltage generator , a high-voltage emitter and a dust collection plate; an automatic cleaning device is provided in the housing, and the automatic cleaning device includes a water storage tank, a water spray device for spraying water in the water storage tank to the dust collection plate, and a A waste water tank for collecting waste water falling from the dust collecting plate.

In one of the embodiments, the water spray device includes an atomization box, an atomizer and a spray pipe, the atomization box has a water supply port and a mist outlet, and the water supply port of the atomization box is connected to the water storage tank The water outlet of the spray pipe is connected with the water outlet, the atomizer is arranged in the atomization box, the spray pipe has a mist inlet and several spray ports, the mist inlet of the spray pipe is connected with the mist outlet of the atomization box connected, and several spray ports of the spray pipe are facing the dust collecting plate.

In one of the embodiments, the atomization box is arranged under the dust collecting plate.

In one of the embodiments, a formaldehyde removal device is also provided in the housing, and the formaldehyde removal device includes an electrolytic water tank, an electrolytic device, a nanometer emitter electrode and a nanometer high voltage generator, and the electrolytic water tank has a water inlet and an alkaline water outlet and an acidic water outlet, the water inlet of the electrolytic water tank communicates with the water outlet of the water storage tank through the first connecting pipe, the alkaline water outlet of the electrolytic water tank communicates with the water supply port of the atomization tank, and the electrolytic water tank communicates with the water outlet of the atomization tank. The device is arranged in the electrolyzed water tank, and the nanometer emitter electrode is arranged at the mist outlet of the atomization box.

In one of the embodiments, the first connecting pipe is provided with a first control valve, and the first control valve is connected with the first liquid level switch provided in the electrolytic water tank through a signal circuit, and the alkaline water A second control valve is arranged at the outlet, and the second control valve is connected with the second liquid level switch arranged in the atomization box through a signal circuit.

In one of the embodiments, the water storage tank is arranged above the dust collecting plate, and the water spraying device includes a plurality of water spraying holes arranged at the bottom of the water storage tank corresponding to the dust collecting plate.

In one of the embodiments, a water receiving tray is provided below the indoor heat exchanger, and the drain port of the water receiving tray communicates with the water filling port on the water storage tank through a third connecting pipe.

In one of the embodiments, the water storage tank is movably arranged in the casing, and an access opening for taking and placing the water storage tank is provided on the casing.

In one of the embodiments, the dust collecting plate is arranged between the air inlet and the fan.

In one of the embodiments, the dust collecting plate is in the shape of a strip extending in the vertical direction, and the cross-sectional shape of the dust collecting plate is wavy.

In one of the embodiments, several ventilation holes are provided on the dust collecting plate.

In one of the embodiments, the air inlet includes a first air inlet arranged on the left side panel of the casing and a second air inlet arranged on the right side panel of the casing, and the dust collecting plate includes a The first dust collecting plate on the side of the first air inlet and the second dust collecting plate on the side close to the second air inlet.

Compared with the prior art, the indoor unit of the cabinet type air conditioner provided by the utility model is provided with an automatic cleaning device for cleaning the electrostatic precipitator, which solves the problem of failure of the electrostatic precipitator after long-term use and secondary pollution.

The beneficial effects of the additional technical features of the indoor unit of the cabinet-type air conditioner of the present invention will be described in the specific implementation.

Description of drawings

Fig. 1 is an appearance diagram of an indoor unit of a cabinet air conditioner in one embodiment of the present invention;

Fig. 2 is a schematic diagram of the internal structure of the indoor unit of the cabinet air conditioner in Fig. 1;

FIG. 3 is a partially enlarged schematic diagram of FIG. 2 .

The meanings of each label in the figure are: 10, shell; 14, right side panel; 141, second air inlet; 16, air outlet; 18, air duct; 22, high voltage generator; 24, high voltage emitter; 26, first 1 dust collecting plate; 261, ventilation hole; 28, second dust collecting plate; 281, ventilation hole; 32, water storage tank; 34, atomization box; 341, mist outlet; 35, second liquid level switch; Atomizer; 37, first spray pipe; 371, spray port; 38, second spray pipe; 381, spray port; 39, waste water tank; 391, sewage pipe; 392, sewage valve; 41, first connecting pipe; 42. Electrolysis water tank; 43. Electrolysis device; 44. Nano emitter electrode; 45. First control valve; 46. Nano high voltage generator; 47. Second control valve; 48. First liquid level switch; 50. Fan; 60 . The indoor heat exchanger; 70. The third connecting pipe.

Detailed ways

The utility model is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments. It should be noted that, in the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

Referring to Fig. 1 and Fig. 2, the indoor unit of the cabinet type air conditioner in one of the embodiments of the present invention includes: a casing 10, an electrostatic precipitator, an automatic cleaning device, a fan 50 and an indoor heat exchanger 60, wherein the casing 10 The lower part is provided with an air inlet, preferably, the air inlet includes a first air inlet arranged on the left side panel of the casing 10 and a second air inlet 141 arranged on the right side panel 14 of the casing 10 . An air outlet 16 is disposed on the upper part of the casing 10 , and an air duct 18 communicating with the first air inlet, the second air inlet 141 and the air outlet 16 is arranged inside the casing 10 .

The electrostatic precipitator is arranged in the air duct 18 , preferably, the electrostatic precipitator is arranged between the first air inlet, the second air inlet 141 and the fan 50 . As shown in FIG. 2 , the electrostatic precipitator includes a high voltage generator 22 , a high voltage emitter 24 and a dust collecting plate. The high voltage generator 22 can be a negative ion generator or a positive and negative ion generator or a plasma generator. Preferably, the dust collecting board includes a first dust collecting board 26 near the first air inlet and a second dust collecting board 28 near the second air inlet 141 . When the air conditioner is working, the mixture of indoor air and dust enters the air from the first air inlet and the second air inlet 141. Under the action of the high-voltage generator 22 and the high-voltage emitter 24, the air and dust are charged, and the high-voltage emitter 24 is charged at the same time. Sterilization, when the charged dust passes through the first dust collecting plate 26 and the second dust collecting plate 28, it is absorbed by it. Preferably, the first dust collecting plate 26 and the second dust collecting plate 28 are long strips extending in the vertical direction, and the transverse cross-sectional shape of the first dust collecting plate 26 and the second dust collecting plate 28 is wave-shaped, one On the one hand, the speed of the airflow can be slowed down, which is beneficial for the dust to be adsorbed on the first dust collecting plate 26 and the second dust collecting plate 28, and on the other hand, the dust collecting area can also be increased. Preferably, the first dust collecting plate 26 and the second dust collecting plate 28 are provided with several ventilation holes 261, and are made of stainless steel, so as to better cooperate with dust collection and gravity sedimentation technology to capture dust. According to the test, the electrostatic precipitator of the utility model has a good effect on removing PM2.5 due to the adoption of this structure.

The automatic cleaning device includes a water storage tank 32, a water spraying device for spraying water in the water storage tank 32 towards the dust collecting plate, and a waste water tank 39 for collecting waste water falling from the dust collecting plate. As shown in Figures 2 and 3, the water spray device in this embodiment includes an atomization box 34, an atomizer 36 and a spray pipe, and the atomization box 34 has a water supply port and a mist outlet 341, and the atomization box 34 is in communication with the water outlet of the water storage tank 32 . Preferably, the atomization box 34 is disposed below the first dust collecting plate 26 and the second dust collecting plate 28 . The atomizer 36 is disposed in the atomization box 34 . Preferably, the spray pipe includes a first spray pipe 37 arranged on one side of the first dust collecting plate 26 and a second spray pipe 38 arranged on one side of the second dust collecting plate 28, the first spray pipe 37 and The second spray pipe 38 has a mist inlet and several spray ports 371, 381. Connected, the several spray ports 371 of the first spray pipe 37 are arranged vertically and towards the first dust collecting plate 26, the several spray ports 381 of the second spray pipe 38 are arranged vertically and Towards the first dust collecting plate 28 . A part of the water mist produced by the water spray device is delivered to the first dust collecting plate 26 and the second dust collecting plate 28, for humidifying the dust adsorbed on the first dust collecting plate 26 and the second dust collecting plate 28, so that the dust The effect of falling into the waste water tank 39. The other part of the water mist produced by the water spraying device is directly delivered to the room through the blower fan 50 for humidifying the air.

Preferably, a formaldehyde removal device is also provided in the housing 10 . As shown in Figures 2 and 3, the formaldehyde removal device includes an electrolytic water tank 42, an electrolytic device 43, a nanometer emitter electrode 44 and a nanometer high voltage generator 46, and the electrolytic water tank 42 has a water inlet, an alkaline water outlet and an acidic water outlet , the water inlet of the electrolytic water tank 42 communicates with the water outlet of the water storage tank 32 through the first connecting pipe 41, the alkaline water outlet of the electrolytic water tank 42 communicates with the water supply port of the atomization tank 34, and the The electrolysis device 43 is arranged in the electrolyzed water tank 42 , and the nano-emitter electrode 44 is arranged at the mist outlet 341 of the atomization box 34 .

The electrolysis device 43 electrolyzes the water in the electrolysis water tank 42 into alkaline water and acidic water, and the alkaline water produced by electrolysis is discharged into the atomization box 34 through the second connecting pipe 43, and the atomizer 36 in the atomization box 34 Alkaline water is excited into small particle-shaped water mist, and the nano-emitting electrode 44 and nano-high voltage generator 46 form a nano-particle generator, which excites the water mist again, and excites into fine nano-scale water ions, and the water ions have strong oxidation. The reactive hydroxide reacts with the formaldehyde in the air to decompose formaldehyde and achieve the purpose of removing formaldehyde. At the same time, since the nano-emitting electrode 44 is infiltrated by water mist to form a liquid electrode, the liquid electrode (liquid molecules with electrons) cannot ionize and reduce oxygen molecules to oxygen atoms, thereby achieving the purpose of suppressing ozone. The acidic water produced by electrolysis is discharged outside synchronously after being discharged into the waste water tank 39 .

Preferably, the first connecting pipe 41 is provided with a first control valve 45, the first control valve 45 is connected with the first liquid level switch 48 arranged in the electrolytic water tank 42 through a signal circuit, and the outlet of the alkaline water A second control valve 47 is provided, and the second control valve 47 is connected with the second liquid level switch 35 provided in the atomization box 34 through a signal circuit. The first control valve 45 is used to control the water level in the electrolytic water tank 42. When the first liquid level switch 48 detects that the water level in the electrolytic water tank 42 is lower than a certain value, the first control valve 45 is opened, and the water is supplied from the water storage tank 32 to the electrolytic water tank. 42 replenish water. The second control valve 47 is used to control the water level in the atomization tank. When the second liquefaction switch 35 detects that the water level in the atomization tank 34 is lower than a certain value, the second control valve 47 is opened, and the electrolytic water tank 42 supplies water to the atomization tank 34. Hydrate. .

Preferably, the water storage tank 32 is arranged above the first dust collection plate 26 and the second dust collection plate 28, and the water filling port of the water storage tank 32 passes through the third connecting pipe 70 and the water receiving tray below the indoor heat exchanger 60 (in the figure not shown) connected to the drain port. Preferably, the water storage tank 32 is movably disposed in the housing 10 , and the housing 10 is provided with an access opening (not shown in the figure) for taking and placing the water storage tank 32 . During cooling, the condensed water produced by the indoor heat exchanger 60 is used to add water to the water storage tank 32, and when the moisture in the air is less or when heating, the water storage tank 32 is taken out and water is manually added.

The waste water tank 39 is arranged below the first dust collecting plate 26 and the second dust collecting plate 28 , and the sewage outlet of the waste water tank 39 is connected to the outside through a sewage pipe 391 , and a sewage valve 392 is arranged on the sewage pipe 391 .

In addition to adopting the structure in the above-mentioned embodiment, the water spray device can also provide some water spray holes at the bottom of the water storage tank 32 corresponding to the first dust collection plate 26 and the second dust collection plate 28, and the water in the water storage tank 32 Spray to the first dust collecting plate 26 and the second dust collecting plate 28 through the water spray hole, thereby the dust adsorbed on the first dust collecting plate 26 and the second dust collecting plate 28 is wetted, and the dust falls to the ground under the effect of gravity. In the waste water tank 39.

It can be seen that the indoor unit of the cabinet-type air conditioner in the embodiment of the utility model can effectively remove indoor PM2. It is cleaner, more environmentally friendly, more comfortable, and the air quality has been greatly improved; it also solves the problem of electrostatic precipitator failure after long-term use and secondary pollution.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention.

Claims (12)

1. An indoor unit of a cabinet type air conditioner, comprising a shell, an electrostatic precipitator, a blower fan and an indoor heat exchanger, the shell is provided with an air inlet and an air outlet, and the shell is provided with a connection between the air inlet and the air outlet The air duct of the air outlet, the electrostatic dust removal device, the fan and the indoor heat exchanger are arranged in the air duct, the electrostatic dust removal device includes a high voltage generator, a high voltage emitter and a dust collection plate, which It is characterized in that an automatic cleaning device is provided in the housing, and the automatic cleaning device includes a water storage tank, a water spraying device for spraying the water in the water storage tank to the dust collecting plate and collecting Wastewater tank for waste water falling from the dust board. 2. The indoor unit of the cabinet air conditioner according to claim 1, wherein the water spray device comprises an atomization box, an atomizer and a spray pipe, and the atomization box has a water supply port and a mist outlet , the water replenishment port of the atomization box is connected with the water outlet of the water storage tank, the atomizer is arranged in the atomization box, the spray pipe has a spray inlet and several spray ports, and the spray pipe The mist inlet of the spray pipe is connected with the mist outlet of the atomization box, and several spray openings of the spray pipe face the dust collecting plate. 3 . The indoor unit of a cabinet air conditioner according to claim 2 , wherein the atomization box is arranged below the dust collecting plate. 4 . 4. The indoor unit of a cabinet air conditioner according to claim 2, wherein a formaldehyde removal device is also provided in the housing, and the formaldehyde removal device includes an electrolytic water tank, an electrolysis device, a nano-emitter electrode and a nano-high voltage generator The electrolytic water tank has a water inlet, an alkaline water outlet and an acidic water outlet, the water inlet of the electrolytic water tank communicates with the water outlet of the water storage tank through a first connecting pipe, and the alkaline water outlet of the electrolytic water tank It communicates with the water replenishment port of the atomization box, the electrolysis device is set in the electrolysis water tank, and the nanometer emitter electrode is set at the mist outlet of the atomization box. 5. The indoor unit of a cabinet air conditioner according to claim 4, wherein a first control valve is provided on the first connecting pipe, and the first control valve is connected to the first control valve provided in the electrolytic water tank. A liquid level switch is connected through a signal circuit, and a second control valve is arranged at the outlet of the alkaline water, and the second control valve is connected with the second liquid level switch arranged in the atomization tank through a signal circuit. 6. The indoor unit of a cabinet-type air conditioner according to claim 1, wherein the water storage tank is arranged above the dust collecting plate, and the water spray device includes a water tank installed at the bottom of the water storage tank and A number of water spray holes at the corresponding positions of the dust collecting plate. 7. The indoor unit of a cabinet-type air conditioner according to claim 1, wherein a water receiving tray is provided below the indoor heat exchanger, and the drain of the water receiving tray is connected to the The water filling port on the water storage tank is connected. 8. The indoor unit of a cabinet-type air conditioner according to claim 1, wherein the water storage tank is movably arranged in the outer shell, and a handle for taking and placing the water storage tank is provided on the outer shell. Take and put mouth. 9. The indoor unit of a cabinet air conditioner according to any one of claims 1 to 8, wherein the dust collecting plate is arranged between the air inlet and the fan. 10. The indoor unit of a cabinet air conditioner according to claim 9, wherein the dust collecting plate is in the shape of a long strip extending in the vertical direction, and the cross-sectional shape of the dust collecting plate is wavy . 11. The indoor unit of a cabinet air conditioner according to claim 9, wherein a plurality of ventilation holes are arranged on the dust collecting plate. 12. The indoor unit of a cabinet air conditioner according to claim 9, wherein the air inlet includes a first air inlet arranged on the left side panel of the casing and a first air inlet arranged on the right side panel of the casing. The second air inlet, the dust collecting plate includes a first dust collecting plate near the first air inlet side and a second dust collecting plate near the second air inlet side.

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