CN204313431U - Indoor Air Purifier - Google Patents

Abstract

The utility model provides an indoor air purifier. A washing area and an air filtering area are arranged in the shell along the air inlet direction; the washing area is provided with a spraying device, which is connected with a water pump through a water pipe, and the spraying device includes at least A set of spraying structure composed of two spraying pipes, the spraying pipe is connected with the water pipe, the spraying pipe is provided with water spraying holes, the positions of the water spraying holes on the two spraying pipes of the same spraying mechanism are opposite; the air The filter area includes an air filter cartridge with one end closed and a centrifugal fan. The unclosed end of the air filter cartridge is sleeved on the air inlet of the centrifugal fan, and the air outlet of the centrifugal fan is opposite to the air outlet of the purifier. The dust particles in the air that the air purifier passes through the washing area will be effectively removed, and the air filter cartridge can further filter the washed air to filter out toxic and harmful gases that cannot be removed by water, ensuring The purified air is clean and fresh, which can effectively reduce the cost of using the purifier.

Description

Indoor Air Purifier

technical field

The utility model relates to an indoor air purifier, in particular to an air purifier which adopts a water washing method to purify air.

Background technique

With the deteriorating environment, especially the problem of air pollution has attracted more and more people's attention, especially in our country, the air pollution is particularly serious, and PM2.5 is seriously exceeded. Very adverse health effects. Therefore, people have become more and more concerned about how to purify the air, and various air purifiers have emerged as the times require. Air purifiers refer to products that can absorb, decompose or transform various air pollutants and can effectively improve air cleanliness. With the improvement of people's quality of life, more and more families begin to use air purifiers, especially in decoration. Indoors behind and offices with a large number of people, air-conditioned rooms, etc. At present, the air purifiers used in households use dry multi-layer filtration and adsorption methods (such as electrostatic adsorption, activated carbon adsorption, HEPA filtration, etc.) to purify the air, and are equipped with various catalytic and decomposition methods. When this type of air purifier is working, pollutants will directly accumulate on the filter screen of the filter device. If it accumulates for a long time, it will block the pores on the filter screen and affect the air filtration effect. The dust accumulated on the filter screen will become a breeding body for bacteria. Form secondary pollution. Moreover, the existing filter screens generally cannot be cleaned and can only be replaced, which will increase the cost of use of the air cleaner.

In response to the above problems, people consider using humidification to purify the air. At present, the wet air purifiers commonly used in the market mainly use humidification to humidify the air, such as soaking water on sponges or cloth strips to allow air to pass through. Sponge or cloth to purify the air. Although this method can humidify the air, the filtered dust will accumulate on the sponge or cloth, and the purification effect will become worse and worse if it is used for a long time.

Utility model content

In view of the above-mentioned shortcomings of the prior art, the purpose of this utility model is to provide an air purifier which can purify the air by washing with water.

In order to achieve the above purpose and other related purposes, the utility model provides an indoor air purifier, including a housing, the housing is provided with a purifier air inlet and a purifier air outlet, along the air inlet direction the housing The body is provided with a washing area and an air filtering area; the washing area includes a water tank, a water pump is arranged in the water tank, a water receiving tray is also arranged in the water tank, and the water pump is located below the water receiving tray, The water receiving tray is a U-shaped structure including a bottom plate and two side plates, the bottom plate is located in the water tank, the side plates protrude from the water tank, and an air channel is formed between the two side plates, The position of the gas channel is opposite to the position of the air inlet of the purifier, the two ends of the gas channel are provided with water-retaining water curtains, and a spray device is provided between the two water-retaining water curtains, and the spray device passes through the water pipe Connected to the water outlet of the water pump, the spray device includes at least one set of spray structures composed of two spray pipes, the spray pipes communicate with the water pipes, and the spray pipes are provided with spray Water holes, the water spray holes on the two spray pipes of the same spray mechanism are opposite; the air filter area includes an air filter cartridge with one end closed and a centrifugal fan, and the direction of the air inlet of the centrifugal fan is the same as that of the centrifugal fan. The direction of the air outlet of the fan is vertical, the air inlet of the centrifugal fan faces upward, the unclosed end of the air filter cartridge is sleeved on the air inlet of the centrifugal fan, and the air outlet of the centrifugal fan is opposite to the air outlet of the purifier.

Preferably, the bottom plate of the water receiving tray is an arched bottom plate with a high center and low sides, and a gap is provided between the bottom plate and the side wall of the water tank.

Preferably, cushioning and shock-absorbing materials are provided on the bottom plate and side plates of the water receiving tray.

Preferably, the shock absorbing material is non-woven fabric or sponge material.

Preferably, a fixing bracket slot is provided on the side plate of the water receiving tray, and a fixing bracket is arranged in the fixing bracket slot, and the buffering and shock-absorbing material on the side plate is pressed by the fixing bracket.

Preferably, water blocking nets are provided on the outside of the water blocking water curtain at both ends of the gas channel.

Preferably, the water-proof net is a nylon net, and the nylon net is laid on a support frame, and a support frame slot is provided on the side wall of the housing, and the support frame is inserted into the support frame slot Inside.

Preferably, two layers of the water-insulating net are provided on the outside of the water-retaining water curtain at the end of the air passage near the air filter area.

Preferably, a transparent water curtain observation window is provided on the upper cover of the housing corresponding to the position of the washing area.

Preferably, the spray device is provided with a luminous color lamp, and the luminous color lamp is electrically connected to the power supply circuit of the air purifier.

Preferably, the luminous color lamps are composed of lights of different colors, and the colors are changed each time it runs.

Preferably, the water tank is provided with a temperature sensor and an electric heating device.

Preferably, the centrifugal fan is supported between the water tank and the inner wall of the casing, and there is a certain distance between the centrifugal fan and the bottom of the casing.

As mentioned above, the indoor air purifier of the present utility model has the following beneficial effects: the air purifier is provided with two areas, a water washing area and an air filtering area, between the air inlet of the purifier and the air outlet of the purifier, and in the water washing area The spray device can form a "water curtain" effect like rain. The air passing through the washing area will fully contact with the water droplets in the washing area, and the dust particles in the air will combine with the water droplets and merge into the water droplets. The dust particles in the air in the washing area will be effectively removed, and some harmful substances (such as sulfides, hydrocarbons, formaldehyde, etc.) that are easily soluble in water will also be dissolved in water and discharged. After the air filter area, the air filter cartridge can further filter the washed air to remove toxic and harmful gases that cannot be removed by water, so that the purified air can be kept clean and fresh. Since the air passing through the air filter cartridge is washed with water, there are very few dust particles in the air, and there is almost no dust attached to the air filter cartridge, so that the air filter cartridge is not easy to block, so it can effectively ensure the air quality. At the same time, because there is less dust on the air filter cartridge, it does not need to be replaced frequently, which can also effectively reduce the use cost of the purifier.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of an embodiment of the utility model.

Fig. 2 is an exploded view of the embodiment of the utility model.

Fig. 3 is a schematic structural diagram of a water receiving tray according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a spraying device according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of the spray mechanism of the embodiment of the present invention.

Fig. 6 is a schematic diagram of the spraying effect of the spraying mechanism of the embodiment of the utility model.

Component designation description.

1 case 2 Purifier air inlet 3 Purifier outlet 4 washing area 5 air filter area 6 water tank 7 water pump 8 water tray 81 Bottom plate 82 side panel 83 through hole 9 sprinkler 91 sprinkler pipe 92 spray hole 93 water pipe 10 Luminous color lights 11 Waterproof net 12 water curtain 13 air filter cartridge 14 centrifugal fan 15 fixed bracket 16 cover 17 Water curtain observation window 18 Transparent cover

Detailed ways

The implementation of the present utility model is illustrated by specific specific examples below, and those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification.

See Figures 1 through 6. It should be noted that the structures, proportions, sizes, etc. shown in the drawings attached to this specification are only used to match the content disclosed in the specification, for those who are familiar with this technology to understand and read, and are not used to limit the implementation of the utility model Therefore, it has no technical substantive meaning. Any modification of structure, change of proportional relationship or adjustment of size shall still fall within the scope of The technical content disclosed by the utility model must be within the scope covered. At the same time, terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description and are not used to limit this specification. The practicable range of the utility model, and the change or adjustment of its relative relationship, without any substantial change in the technical content, shall also be regarded as the practicable scope of the utility model.

As shown in Figures 1 and 2, the utility model provides an indoor air purifier, which includes a housing 1, on which a purifier air inlet 2 and a purifier air outlet 3 are arranged, along the direction of the purifier air In the air inlet direction, a water washing area 4 and an air filtering area 5 are arranged inside the housing 1 . When the air purifier is in use, air will enter the casing 1 from the air inlet 2 of the purifier, wash the air through the washing area 4, and then further purify the air through the air filter 5, and finally pass through the air purifier. The air outlet 3 blows out, so that the indoor air can be circulated and purified.

A water tank 6 is included in the washing area 4, and the water tank 6 is used to store cleaning air water. A water pump 7 is arranged in the water tank 6, and the water pump 7 is used to pump the water in the water tank 6 upwards to the spraying device 9. A water receiving tray 8 is also provided in the water tank 6, the water receiving tray 8 is a U-shaped structure (as shown in Figure 3 ) including a bottom plate 81 and two side plates 82, the bottom plate 81 is located in the water tank 6, and the bottom plate 81 connects the water tank 6 is divided into upper and lower two parts, and water pump 7 is positioned at the below of water receiving tray 8, and the water in the water tank is generally positioned at below the water receiving tray. The side plates 82 protrude upwards from the water tank 6, and a gas channel is formed between the two side plates 82. The position of the gas channel is opposite to that of the air inlet of the purifier, and the air will flow through the washing area 4 through the gas channel.

The front and rear ends of the gas channel are all provided with water retaining water curtains 12, and the spray device 9 is arranged between the two water retaining water curtains 12. The spray device 9 is connected with the water outlet of the water pump 7 through a water pipe 93, and the water pipe 93 passes through Through the through hole 83 on the bottom plate of the water tray 8 . As shown in Figure 4, the spray device 9 includes at least one set of spray structure consisting of two spray pipes 91, the spray pipe 91 communicates with the water pipe 93, the spray pipe 91 is provided with a water spray hole 92, the same spray The water spray holes 92 on the two shower pipes 91 of the shower mechanism are opposite to each other. When working, the water pump 7 transports the water in the lower half of the water tank from the water pipe 93 to the spray pipe 91. When the water with pressure enters the spray pipe 91, the two water spray holes 92 will simultaneously have water columns sprayed out. , the sprayed water columns collide with each other to form a splash-like water curtain (as shown in Figures 5 and 6). Should be provided with water level sensor in the water tank 6, be used to detect the water level height in the water tank, also should be provided with water inlet, drainage mechanism simultaneously, be used for entering water in the water tank or draining out to the water tank.

As a kind of preferred implementation mode, the spray hole apertures of two spray pipes on the same spray mechanism are equal, so that the water curtain will be located on a vertical plane, and the coverage area of the water curtain is relatively large. The air can be in contact with the water curtain as much as possible, so that the air can be purified better. In the washing area 4, except that the front and rear sides are connected to the air inlet 2 and the air outlet 3 of the purifier, baffles should be provided on the four sides of the upper, lower, left, and right sides, so that the water curtain sprayed by the spray mechanism will be blocked by the baffles. Because the impact force of water forming the water curtain is relatively large, the impact of water on the baffle plate will form the effect of splashing water droplets in the washing area 4, so there will be splashing water droplets everywhere in the washing area except several water curtains (including Drops of water dripping from the upper baffle), so the air passing through the washing area will be in full contact with the water, which can have a very good washing effect on the air.

By adopting the structure of placing the water receiving tray 8 in the water tank 6, the space of the water tank 6 can be divided into upper and lower spaces, which can reduce the space for spraying water by the spraying mechanism 9, and can make the water density in the water spraying area larger. So as to play a better cleaning effect on the air. At the same time, the spray water can be separated from the accumulated water in the water tank, and the sprayed water will not directly fall into the accumulated water in the water tank, which can reduce the noise generated when the spray water falls into the accumulated water in the water tank when the purifier is working. , to ensure that the purifier works more quietly indoors. As a preferred embodiment, the bottom plate 81 of the water receiving tray 8 can be set as an arched bottom plate with a high middle and low sides, and a gap is provided between the bottom plate 81 and the side wall of the water tank 6, so that the spraying device 9 is sprayed. The water falling on the bottom plate 81 during the showering process will flow to the surroundings of the bottom plate, pass through the gap between the bottom plate 81 and the side wall of the water tank, and finally flow down along the side wall of the water tank, so that almost no noise will be generated. In order to reduce the noise that water pump 7 sends, water pump 7 can be installed on a shock-absorbing support, and shock-absorbing spring is arranged on the shock-absorbing support, can also effectively reduce the noise that air cleaner sends like this.

As a preferred embodiment, a temperature sensor and an electric heating device can be arranged in the water tank 6, and the electric heating device can be an electric heating rod. When the indoor temperature is too low in winter, the temperature sensor can generate a feedback signal to the electric heating device, so that the electric heating device heats the water in the water tank 6, so that the air passing through the air purifier can be heated, and then the indoor air can be heated. Purpose.

In order to further reduce the noise of the purifier, cushioning and shock-absorbing materials can be laid on the bottom plate 81 and the side plate 82 of the water receiving tray 8 to reduce noise in this way. As a preferred mode, non-woven fabric or sponge material can be selected as the cushioning and shock-absorbing material. This non-woven fabric or sponge material can also filter water and prevent impurities from entering the water tank. As a preferred embodiment, after the non-woven fabric or sponge material is laid on the bottom plate 81 and the side plate 82 of the water tray, it can be fixed by the fixing frame 15 . In order to facilitate fixing, a fixture slot can be set on the side plate 82, and the fixture 15 can be inserted in the fixture slot, and a jack can be set on the base plate 81 at the same time, so that in the pin socket jack of the fixture 15, like this The non-woven fabric can be attached very tightly to the inner surface of the water receiving tray 8, which can effectively reduce the noise generated by water spraying on the side wall of the water receiving tray. Adopting this structure can also facilitate the replacement of the non-woven fabric.

Since water can splash around in the area of the washing area 4, in order to prevent water from splashing from the front and rear openings, a water-retaining water curtain 12 can be provided at the front and rear ends of the water receiving tray 2. In order to further prevent water from splashing outwards, water-retaining nets 11 can be respectively arranged on the outside of the water-retaining water curtain 12 at both ends of the gas channel. A support frame slot is provided on the side wall of the housing 1, and the support frame is inserted into the support frame slot, so that the water retaining net 11 can be fixed. Due to the effect of fan draft, the water that is positioned at the air outlet side of the gas channel will be relatively large, so two layers of water-proof nets 11 can be provided on the outside of the water-retaining water curtain at the end of the gas channel near the air filter area, so that There is almost no water splashing out, and the filter cartridge in the air filter area 5 can also be prevented from being wetted by water.

In order to play a better viewing effect, a transparent water curtain observation window 17 is provided on the upper cover 16 corresponding to the position of the shell 1 and the washing area 4, and a transparent cover plate 18 is provided on the water curtain observation window 17. The spraying effect of the spraying device 9 can be observed through the water curtain observation window 17 . In order to be more attractive in appearance, spray device 9 can also be provided with luminous color lamp 10, and luminous color lamp 10 is electrically connected with the power supply circuit of air purifier, and when working, luminous color lamp can send graceful light, thereby can make this The air purifier has better ornamental value. The luminous light can be composed of lights of different colors (such as LED lights of various colors), and changes color every time it runs, so as to enhance the pleasant feeling of customers.

The air filter area 5 comprises an air filter cartridge 13 and a centrifugal fan 14 with one end closed, the air inlet direction of the centrifugal fan 14 is perpendicular to its air outlet direction, the air inlet direction of the centrifugal fan 14 is upward, and the unclosed end of the air filter cartridge 13 Set on the air inlet of the centrifugal fan 14, the air outlet of the centrifugal fan 14 is opposite to the air outlet 3 of the purifier. The centrifugal fan with this structure can effectively increase the exhaust volume of the purifier and prevent the air outlet from the fan from interfering with the air intake. The air filter cartridge 13 with one end closed is used as the filter device. When the centrifugal fan works, the gas will enter the air from around the filter cartridge simultaneously, which can also effectively increase the exhaust volume of the purifier. The air filter cartridge 13 is made of multi-layer filter paper by folding and winding, and the unfolded area is very large, which can play a very good purification effect. The filter paper of the folded and wound air filter cartridge 13 can use activated carbon or filter paper of other materials, so as to filter different substances.

In order to reduce the noise, a draw-in groove can be set on the inner wall of the water tank 6 and the housing 1, and the centrifugal fan 14 is supported between the water tank 6 and the inner wall of the housing 1, so that the housing of the centrifugal fan 14 is connected to the water tank 6 and the housing 1. The card slot on the top is clamped, and shock-absorbing silica gel is set at the clamping place at the same time, and a certain distance should be separated between the centrifugal fan 14 and the bottom of the housing 1. This can prevent the centrifugal fan 14 from colliding with the bottom of the casing 1 to generate noise when the centrifugal fan 14 is working, thereby further reducing the noise of the air cleaner when it is working.

The air filter cartridge 13 in the air filter area 5 can further filter the air through "water washing", and can filter out toxic and harmful gases that cannot be removed by water. Because there are fewer impurities in the air after washing, the air filter cartridge 13 can be used for a long time. The fan of the air purifier adopts a centrifugal fan, and the direction of the air inlet is perpendicular to the direction of the air outlet, which can effectively increase the exhaust volume of the air purifier.

The air purifier is provided with two areas, a water washing area and an air filtering area, between the air inlet of the purifier and the air outlet of the purifier. In the water washing area, the spray device can form a "water curtain" effect like rain. Through the The air in the washing area will be in full contact with the water droplets in the washing area, and the dust particles in the air will combine with the water droplets and merge into the water droplets, so that the dust particles in the air passing through the washing area will be effectively removed, and some easily soluble Harmful substances in water (such as sulfides, hydrocarbons, formaldehyde, etc.) will also dissolve in water and be discharged. After the air in the washing area enters the air filter area, the air filter cartridge can further purify the washed air. Filtration, to filter out toxic and harmful gases that cannot be removed by water, so as to ensure that the purified air is clean and fresh. Since the air passing through the air filter cartridge is washed with water, there are very few dust particles in the air, and there is almost no dust attached to the air filter cartridge, so that the air filter cartridge is not easy to block, so it can effectively ensure the air quality. At the same time, because there is less dust on the air filter cartridge, it does not need to be replaced frequently, which can also effectively reduce the use cost of the purifier. Therefore, the utility model effectively overcomes various shortcomings in the prior art and has high industrial application value.

The above-mentioned embodiments only illustrate the principles and effects of the present utility model, but are not intended to limit the present utility model. Anyone familiar with this technology can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed in the utility model should still be covered by the claims of the utility model.

Claims (10)

1. A kind of indoor air purifier, comprises housing, and described housing is provided with purifier air inlet and purifier air outlet, is characterized in that: A washing area and an air filtering area are arranged in the housing along the air inlet direction; The washing area includes a water tank, and a water pump is arranged in the water tank, and a water receiving tray is also arranged in the water tank, and the water pump is located below the water receiving tray, and the water receiving tray includes a bottom plate and two A U-shaped structure of two side plates, the bottom plate is located in the water tank, the side plate protrudes from the water tank, a gas channel is formed between the two side plates, and the position of the gas channel is close to the purifier. The positions of the tuyeres are opposite, the two ends of the gas channel are provided with water-retaining water curtains, and a spraying device is provided between the two water-retaining water curtains, and the spraying device is connected to the water outlet of the water pump through a water pipe. The spraying device includes at least one set of spraying structures consisting of two spraying pipes, the spraying pipes communicate with the water pipes, the spraying pipes are provided with water spraying holes, and the two spraying bodies of the same spraying mechanism The position of the spray holes on the shower pipe is opposite; The air filter area includes an air filter cartridge with one end closed and a centrifugal fan. The direction of the air inlet of the centrifugal fan is perpendicular to the direction of the outlet of the centrifugal fan. The closed end is sleeved on the air inlet of the centrifugal fan, and the air outlet of the centrifugal fan is opposite to the air outlet of the purifier. 2. The indoor air purifier according to claim 1, characterized in that: the bottom plate of the water receiving tray is an arched bottom plate with a high middle and low sides, and a set between the bottom plate and the side wall of the water tank There are gaps. 3. The indoor air purifier according to claim 1, characterized in that: the bottom plate and the side plate of the water receiving tray are provided with cushioning and shock-absorbing materials. 4. The indoor air purifier according to claim 3, characterized in that: the side plate of the water tray is provided with a fixed bracket slot, and a fixed bracket is provided in the fixed bracket slot, and the side plate The shock-absorbing material on the plate is compressed by the fixing bracket. 5. The indoor air purifier according to claim 1, characterized in that: the outer sides of the water-retaining water curtains at both ends of the gas channel are provided with water-proof nets. 6. The indoor air purifier according to claim 5, characterized in that: the water-proof net is a nylon net, the nylon net is laid on a support frame, and the side wall of the housing is provided with a support frame slot, and the support frame is inserted into the support frame slot. 7. The indoor air purifier according to claim 1, characterized in that: a transparent water curtain observation window is provided on the upper cover of the casing corresponding to the position of the washing area. 8 . The indoor air purifier according to claim 7 , wherein the spray device is provided with a luminous color lamp, and the luminous color lamp is electrically connected to a power supply circuit of the air purifier. 9. The indoor air cleaner according to claim 1, characterized in that: a temperature sensor and an electric heating device are provided in the water tank. 10. The indoor air cleaner according to claim 1, characterized in that: the centrifugal fan is supported between the water tank and the inner wall of the casing, and the centrifugal fan is separated from the bottom of the casing Drive a certain distance.