CN111503743A - Air purification device and air conditioner - Google Patents

Abstract

The invention provides an air purification device and an air conditioner, and relates to the field of air purification, wherein the air purification device comprises a water curtain generation assembly, a fan and a water tank for storing water; the water tank is provided with an opening, the fan is arranged outside the opening, and an air inlet of the fan is connected with the opening; the water tank is also provided with an air inlet; the fan is used for forming air flow so that air enters the water tank through the air inlet, enters the fan through the opening and the air inlet and is discharged from the air outlet of the fan; the water curtain generating assembly is connected to the water tank and is used for forming water in the water tank into a water curtain capable of cleaning air; and a water filling port communicated with the opening is arranged on the shell of the fan and is positioned at the top of the opening along the vertical direction. When the water tank lacks water, only need to add water in the water filling port can realize adding water in the water tank, easy operation need not to dismantle the water tank.

Description

Air Purifiers and Air Conditioners

technical field

The invention relates to the technical field of air purification, in particular to an air purification device and an air conditioner.

Background technique

The quality of indoor air directly affects people's health. If they are in a dirty and dry air environment for a long time, it is easy to cause respiratory diseases. Therefore, people's requirements for indoor air quality are getting higher and higher.

The current air purification module generally includes a water spray device and a fan. The water spray device can spray a water flow, and the fan drives the air flow so that the air can pass through the water flow, thereby removing the pollutant particles in the air.

However, with the flow of air, the water in the water spray device will be taken away, so it is necessary to regularly add water to the water tank of the water spray device. The current method of adding water requires the water tank to be taken out of the water spray device for adding water, which is inconvenient to operate. .

SUMMARY OF THE INVENTION

The present invention provides an air purification device and an air conditioner to overcome the inconvenient operation of adding water to a water tank by the current air purification module.

The invention provides an air purification device, comprising: a water curtain generating assembly, a fan, and a water tank for storing water; the water tank has an opening, the fan is installed outside the opening, and the air inlet of the fan is connected to the air inlet of the fan. The opening is connected; the water tank is also provided with an air inlet; the fan is used to form an air flow, so that air enters the water tank through the air inlet, and enters the water tank through the opening and the air inlet in the fan, and then discharged from the air outlet of the fan; the water curtain generating component is connected to the water tank, and the water curtain generating component is used for forming the water in the water tank into a water curtain capable of cleaning the air; and The casing of the fan is provided with a water injection port communicating with the opening, and the water injection port is located at the top of the opening along the vertical direction.

The air purification device as described above, wherein the housing comprises a bottom plate, a top plate and a side plate connected between the bottom plate and the top plate, the side plate being close to the cross-sectional area of the first end of the top plate larger than the cross-sectional area of the side plate close to the second end of the bottom plate, and the bottom plate protrudes outward from the second end of the side plate; the air inlet and the water injection port are arranged on the bottom plate , and the air inlet is located in the side plate, the water injection port is located outside the side plate; the bottom plate cover is arranged on the opening; the air outlet is arranged on the side plate.

The air purification device as described above, wherein two sides of the opening are respectively provided with partition plates, the partition plates are connected with the side plate and the bottom plate, and together form a receiving area with a communication port on the side surface , the communication port is also provided with a water injection cover, the water injection cover is rotatably connected to the bottom plate, the water injection cover has an open state and a closed state, when the water injection cover is in the open state, the water injection cover It is inclined relative to the bottom plate, and the water flow flows into the water injection port along the inner surface of the water injection cover; when the water injection cover is in a closed state, the water injection cover is fixed outside the side plate.

The above air purification device, wherein the water injection cover includes a body and a rotating shaft protruding from the body, a groove is provided on the bottom plate, and the rotating shaft is rotatably connected in the groove ; And the position of the main body away from the rotating shaft is also provided with a driving part protruding outward.

The air purification device as described above, wherein the inner surface of the body is further provided with two water baffles arranged opposite to each other along a direction parallel to the bottom plate, and the two water baffles are respectively located on the two partition plates Inside, the size of the water baffle protruding from the inner surface of the body increases from the end away from the rotating shaft to the end close to the rotating shaft.

The air purification device as described above, wherein the outer surface of the water injection cover is further provided with a limiting groove, the bottom plate is provided with a limiting protrusion, and when the water injection cover is in an open state, the limiting protrusion is locked. the water-filling cover is kept in an inclined setting.

The above air purification device, wherein a position of the main body close to the rotating shaft is provided with an inclined section with a preset angle between the main body and the main body, and the limiting groove is disposed on the outer surface of the inclined section superior.

In the above air purifying device, wherein a receiving groove is provided on the side plate, and when the water filling cover is in a closed state, the water filling cover is snapped and fixed in the receiving groove.

The above air purification device, wherein the water curtain generating assembly comprises a driver and a water throwing member connected to the driver, the driver is located on the side of the water tank away from the opening; the water throwing member is located on the side of the water tank away from the opening; In the water tank, the water throwing member is provided with a jet hole; the driver is used to drive the water throwing member to rotate relative to the water tank, so as to suck the water in the water tank into the water throwing member, and The water is sprayed out through the jetting hole; a water blocking sponge is arranged at the opening of the water tank, and a through hole is arranged on the position of the water blocking sponge facing the water throwing member.

The present invention provides an air conditioner, comprising an air conditioner casing and an air purification device, wherein the air purification device is installed in the air conditioner casing, the air conditioner casing has a main air inlet and a main air outlet, and the air purification device has a main air inlet and a main air outlet. The air inlet is communicated with the main air inlet, and the air outlet of the air purification device is communicated with the main air outlet.

The air purification device and air conditioner provided by the present invention are provided with a water curtain generating component, a fan, and a water tank for water storage; the water tank has an opening, the fan is installed outside the opening, and the air inlet of the fan is connected to the opening; the water tank is also provided with an opening. There is an air inlet; the fan is used to form air flow, so that the air enters the water tank through the air inlet, and enters the fan through the opening and the air inlet, and then is discharged from the air outlet of the fan; the water curtain generating component is connected to the water tank, and the water curtain generates The assembly is used to form a water curtain capable of cleaning the air from the water in the water tank; and the casing of the fan is provided with a water injection port communicating with the opening, and the water injection port is located at the top of the opening along the vertical direction. When the water tank is short of water, it is only necessary to add water to the water injection port to realize adding water to the water tank, the operation is simple, and the water tank does not need to be disassembled.

Description of drawings

The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention, and the present invention is not limited to the following specific embodiments.

Fig. 1 is the overall schematic diagram of the air purification device in the embodiment of the present invention;

Fig. 2 is the front view of the air purification device in the embodiment of the present invention;

Fig. 3 is the sectional view of A-A in Fig. 2;

Fig. 4 is the schematic diagram of the housing in Fig. 2;

Fig. 5 is the structural schematic diagram of the closed state of the water filling cover in Fig. 3;

Fig. 6 is the structural schematic diagram of the open state of the water filling cover in Fig. 3;

Fig. 7 is the schematic diagram 1 of the water filling cover in Fig. 3;

Fig. 8 is the schematic diagram 2 of the water filling cover in Fig. 3;

Fig. 9 is the sectional view of Fig. 6;

FIG. 10 is a partial enlarged schematic view of FIG. 9 .

Description of reference numbers:

100: fan;

110: air inlet;

120: air outlet;

130: shell;

131: top plate;

132: bottom plate;

1321: groove;

1322: limit protrusion;

133: side panel;

1331: accommodating slot;

1332: divider;

140: water injection port;

150: water filling cover;

151: body;

1511: inclined segment;

1512: limit slot;

1513: drive part;

1514: flap;

152: rotating shaft;

200: water tank;

210: opening;

220: air inlet;

250: water-retaining sponge;

251: through hole;

300: drive;

400: water throwing piece;

410: injection hole;

440: Rotation axis.

Detailed ways

The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention, and the present invention is not limited to the following specific embodiments.

The air purification module can purify the indoor air and keep the indoor air clean, so it is widely used in production and life. The current air purification module generally includes a water spray device and a fan. The water spray device can spray water flow, and the fan drives the air flow. , so that the air can pass through the water flow, thereby removing the pollutant particles from the air. However, with the flow of air, the water in the water spray device will be taken away, so it is necessary to regularly add water to the water tank of the water spray device. The current method of adding water requires the water tank to be taken out of the water spray device for adding water, which is inconvenient to operate. .

In order to solve the above problem, the embodiment of the present invention provides an air purification device, by arranging a water injection port on the fan casing that communicates with the water tank, the water addition operation can be realized without disassembling the water tank.

Fig. 1 is the overall schematic diagram of the air purification device in the embodiment of the present invention; Fig. 2 is the front view of the air purification device in the embodiment of the present invention; Fig. 3 is the sectional view of A-A in Fig. 2; Provided is an air purification device, which can be used as a single device or as a module in an air conditioner, fresh air or other equipment.

The air purification device may include: a water curtain generating assembly, a fan 100, and a water tank 200 for storing water.

The water tank 200, as its water storage container, may have an opening 210, and the opening 210 may be located on the top of the water tank 200. Optionally, the material of the water tank 200 may be transparent plastic or the like, or the water tank 200 is provided with a partially transparent window, so as to facilitate use By observing the liquid level in the water tank 200, the user can know the cleanliness and water level of the water in the water tank 200 in time, so as to facilitate the replacement of water. At the same time, the water tank 200 may also be provided with a scale line, which is convenient for the user to know the amount of water.

The fan 100 is located at the top of the water tank 200 in the vertical direction. The fan 100 is installed outside the opening 210. The fan 100 can be an axial flow fan or other types of hair dryers. , the number of air outlets 120 may be multiple, for example, the fan 100 may have two air outlets with different orientations, so as to increase the air output.

In order to form an air flow, the water tank 200 is also provided with an air inlet 220; it can be understood that the air inlet 220 can be the total air inlet of the air purification device, and the air outlet 120 of the fan 100 can be the total air outlet of the air purification device. The air is driven to flow to form a wind flow, so that the air enters the water tank 200 through the air inlet 220 , enters the fan 100 through the opening 210 and the air inlet 110 , and is discharged from the air outlet 120 of the fan 100 .

The water curtain generating assembly is connected to the water tank 200, and the water curtain generating assembly can form a water curtain capable of cleaning the air from the water in the water tank 200; its structure can be various, for example, the water curtain generating assembly can include a driver 300 and a water curtain connected to the driver. 300 for the water thrower 400. The driver 300 may be located on the side of the water tank 200 away from the outlet 210, and the driver 300 may be a structure such as a motor that can realize rotational motion. For example, a 12V DC motor. The water tank 200 is provided with a water throwing member 400 connected with the driver 300 . Optionally, the output shaft of the driver 300 can pass through the water tank 200 and be fixedly connected with the water throwing member 400 therein, thereby driving the water throwing member 400 to rotate relative to the water tank 200 .

The water throwing member 400 can be arranged in the center of the water tank 200, and the water throwing member 400 can be a shell-shaped or cylindrical structure, and can have a accommodating space therein. The water throwing member 400 is also provided with a spray hole 410 connecting the accommodating space and the external water tank space. ; The number of spray holes 410 may be multiple, and the plurality of spray holes 410 may be arranged on the water throwing member 400 along an array.

Optionally, the water throwing member 400 may be a cylindrical structure with a cylinder opening at the bottom, and the driver 300 may be fixedly connected to the upper wall of the water throwing member 400 through the rotating shaft 440 passing through the water tank 200 . The rotating shaft 440 may be located in the water throwing member 400 , and there is a gap between the cylinder opening of the water throwing member 400 and the bottom surface of the water tank 200 .

When the driver 300 drives the water throwing member 400 to rotate, the accommodating space of the water throwing member 400 forms a negative pressure, and under the action of the pressure difference, the water stored in the water tank can enter the accommodating space, that is, the water in the water tank 200 is sucked into the water throwing 400, and driven by the rotation of the water throwing member 400, the water is sprayed out through the spray hole 410. The sprayed water can form water droplets scattered in the water tank 200, thereby forming a multi-layered water curtain.

When the fan 100 is working, the air can enter the water tank 200 from the air inlet 220 and pass through the water curtain, and the particles in the air can be washed by the water curtain or dissolved in the water to form clean air, and the air can pass through the opening 210 and enter the water curtain. The air outlet 110 enters the fan 100 and is blown into the room by the air outlet 120 of the fan 100 .

The air purification device provided in this embodiment can not only remove large particle pollutants, but also small particle pollutants, bacteria and viruses, etc., and can also sterilize and disinfect the air by adding disinfectants, sterilizers, etc. to the water. , Improve the ability of air purification, and humidify the air, improve the comfort of the indoor environment, and maintain the cleanliness of the indoor air.

Referring to FIG. 3 , the casing 130 of the fan 100 is provided with a water injection port 140 that communicates with the opening 210 , and the water injection port 140 is located at the top of the opening 210 along the vertical direction.

The shape of the water injection port 140 can be various, such as square and circular. The size of the water injection port 140 can be the same as or different from that of the opening 210. Alternatively, the water injection port 140 can be smaller than the size of the opening 210, and the hole The orthographic projection of the wall on the bottom surface of the water tank 200 can be located within the orthographic projection of the hole wall of the opening 210 on the bottom surface of the water tank 200 , so that the water passing through the water filling port 140 can enter the water tank 200 through the opening 210 to realize the water adding operation.

When the water tank 200 is short of water, water can be directly injected into the water injection port 140, and the water flow can enter the water tank 200 through the opening 210 under the action of gravity without disassembling the water tank.

In addition, due to long-term air cleaning, the water in the water tank 200 will become dirty. In order to replace it in time, a drain port may also be provided at the bottom of the water tank 200 to discharge sewage.

FIG. 4 is a schematic diagram of the casing in FIG. 2 ; referring to FIGS. 3 and 4 , in FIG. 4 , the top plate 131 of the casing is hidden for the convenience of observation. As an embodiment of the fan casing 130 , the casing 130 includes a bottom plate 132 , a top plate 131 and a side plate 133 connected between the bottom plate 132 and the top plate 131 , and the power components of the fan 100 can be arranged on the top plate 131 and the side plate 133 in the space area enclosed by the bottom plate 132 .

The side plate 133 may be a volute of the fan, and the air outlet 120 is provided on the side plate 133 .

The cross-sectional area of the first end of the side plate 133 close to the top plate 131 is larger than the cross-sectional area of the second end of the side plate 133 close to the bottom plate 132 , that is, the side plate 133 can be enclosed in a shape with a large upper cross-sectional area and a small lower cross-sectional area. It can be screwed on the first end of the side plate 133 by means of screws. The bottom plate 132 can be screwed or integrally formed on the side plate 133 , and the bottom plate 132 protrudes outward from the second end of the side plate 133 ;

The bottom plate 132 is provided with an air inlet 110 and a water injection port 140 , and the air inlet 110 is located in the side plate 133 , and the water injection port 140 is located outside the side plate 133 . In this embodiment, the air inlet 110 and the water injection port 140 are separated by the side plate 133 , so as to avoid adding water into the inside of the fan and affecting the performance of the fan 100 .

Referring to FIG. 4 , two sides of the opening 210 are respectively provided with partition plates 1332 . The partition plates 1332 are connected to the side plate 133 and the bottom plate 132 and together form a receiving area with a communication port on the side.

Optionally, the side plate 133 includes an upper section and a lower section, and the cross-sectional area of the upper section is larger than that of the lower section. The inner side of the plate 1332 may be connected to the lower section, thereby enclosing the water injection port 140 in the area enclosed by the bottom plate 132, the stepped surface, the dividing plate 1332, and the lower section.

The communication port can be a side opening of the accommodating area, the communication port is also provided with a water filling cover 150, the water filling cover 150 is rotatably connected to the bottom plate 132, and the water filling cover 150 can be used to open and close the communication port, so that when no water needs to be added, the The water port 140 is kept closed to prevent magazines such as dust from falling into the water tank.

FIG. 5 is a schematic structural diagram of the water filling cover in the closed state in FIG. 3; FIG. 6 is a structural schematic diagram of the water filling cover in FIG. 3 in an open state; Referring to FIGS. 5 and 6, the water filling cover 150 has an open state and a closed state. In the state, the water filling cover 150 is inclined relative to the bottom plate 123, and the water flow can flow into the water filling port 140 along the inner surface of the water filling cover 150, which plays the role of drainage and facilitates water filling; when the water filling cover 150 is in the closed state, the water filling cover 150 is fixed on the Outside the side plate 133 , the water injection cover 150 is fixed by the side plate 133 , so as to achieve the function of sealing the water injection port 140 .

FIG. 7 is a schematic diagram 1 of the water injection cover in FIG. 3 ; FIG. 8 is a schematic diagram 2 of the water injection cover in FIG. 3 . 4 , 7 and 8 , optionally, the water filling cover 150 includes a body 151 and a rotating shaft 152 protruding from the body 151 . Both ends of the body 151 may have a rotating shaft 152 , and the bottom plate 132 is provided with a groove 1321 , the rotating shaft 152 is rotatably connected in the groove 1321, so that the water filling cover 150 is rotatably connected to the bottom plate 132 for easy opening.

Optionally, the body 151 is further provided with a protruding driving portion 1513 at a position away from the rotating shaft 152 .

In addition, the inner surface of the main body 151 is also provided with two water blocking plates 1514 which are oppositely arranged along the direction parallel to the bottom plate 132. The two water blocking plates 1514 can be located in the two partition plates 1332 respectively. In the state, the water blocking plate 1514 can extend in the up-down direction, and the water blocking plate 1514 can achieve water blocking, so as to prevent the water flow from flowing out from both sides of the water filling cover 150 when water is added to the water tank 200 .

Further, the size of the water blocking plate 1514 protruding from the inner surface of the main body 151 increases from the end away from the rotating shaft 152 to the end close to the rotating shaft 152, which further prevents the water flow from flowing out from both sides of the water filling cover 150, and can also increase the water filling port 140. sealing effect.

FIG. 9 is a cross-sectional view of FIG. 6 ; FIG. 10 is a partial enlarged schematic view of FIG. 9 .

Referring to FIGS. 9 and 10 , the outer surface of the water filling cover is further provided with a limiting groove 1512 , and the bottom plate 132 is provided with a limiting protrusion 1322 . When the water filling cover 150 is in the open state, the limiting protrusion 1322 is engaged with the limiting groove 1512 , so that the water filling cover 150 is kept inclined.

The number of the limiting grooves 1512 may be multiple, for example, two limiting grooves 1512 may be provided at intervals along the direction parallel to the axis of the rotating shaft 152, so as to improve the ability of the water filling cover 150 to maintain an inclined setting.

Optionally, an inclined section 1511 with a predetermined angle between the main body 151 and the main body 151 is disposed at a position close to the rotating shaft 152 , and the limiting groove 1512 is disposed on the outer surface of the inclined section 1511 .

The angle between the inclined section 1511 and the main body 151 can be greater than 90 degrees. When the water flows through the inclined section 1511, it can change the water outlet angle, so that the water flow is aligned with the water injection port 140 and flows out, preventing the water flow from flowing between the main body 151 and the bottom plate 132. flow out.

Referring to FIG. 6 , for the convenience of fixing the water filling cover 150 , a receiving groove 1331 is provided on the side plate 133 . When the water filling cover 150 is in a closed state, the water filling cover 150 is snapped and fixed in the receiving groove 1331 to prevent the water filling cover 150 from protruding out of the side. The plate 133 saves the accommodating space.

It can be understood that when the side plate 133 is arc-shaped, the water-filling cover 150 can be correspondingly bent into an arc-shaped fit in the accommodating groove 1331 , which further saves the water-filling cover 150 protruding from the side plate 133 and improves the integrity.

In order to prevent the water in the water tank 200 from splashing out, a water blocking sponge 250 is provided at the opening 210 of the water tank.

A through hole 251 is provided at a position where the water blocking sponge 250 faces the water throwing member 400 . The through hole 251 can be located just above the water throwing member 400. Due to the rotation of the water throwing member 400, the air forms an airflow around the water throwing member 400, and passes through the water blocking sponge 250 upward from the water throwing member 400 and enters the fan 100. , the airflow passing through the through hole 251 is very little, and it will not bring too much moisture into the fan 100 .

This embodiment provides an air conditioner, including an air conditioner casing and an air purification device, the air purification device is installed in the air conditioner casing, the air conditioner casing has a main air inlet and a main air outlet, and the air inlet of the air purification device communicates with the main air inlet , the air outlet of the air purification device is communicated with the main air outlet.

This embodiment provides an air conditioner, including an air conditioner casing and an air purification device. The air purification device is installed in the air conditioner casing. The air conditioner casing has a main air inlet and a main air outlet. The air inlet 220 of the air purification device is connected to the main air inlet. Communication, the air outlet 120 of the air purification device communicates with the main air outlet.

Wherein, the housing of the air conditioner may be a housing of a common air conditioner, for example, a housing of a cabinet or an on-hook.

The main air inlet and the main air outlet can be ventilation openings on the air conditioner housing, and the air conditioner can also be provided with a heat exchange component for forming cold air or hot air. The structure and function of the air purifying device may be the same as those of the above-mentioned embodiments. For details, reference may be made to the content of the above-mentioned embodiments, which will not be repeated here.

The air inlet 220 is communicated with the main air inlet, and the air outlet 120 of the air purification device is communicated with the main air outlet. When the air purification module is working, indoor air can enter the air conditioner from the main air inlet, and enter the air purification device through the air inlet 220, and the air cleaned by water can be blown out through the air outlet 120 and discharged into the room from the main air outlet.

It can be understood that the main air inlet may be a structure shared by the air purification device and the heat exchanger. The main air outlet can be the outlet of the air flow formed by the air purification device, and the air outlet formed by the heat exchange component can be independent from the main air outlet, so that the air purification device has an independent air duct and does not share the air duct with the air conditioning heat exchange assembly. , so the purification and humidification function can be used independently without affecting the cooling and heating performance of the air conditioner.

When the driver 300 drives the water throwing member 400 to rotate, the accommodating space of the water throwing member 400 forms a negative pressure, and under the action of the pressure difference, the water stored in the water tank can enter the accommodating space, that is, the water in the water tank 200 is sucked into the water throwing 400, and driven by the rotation of the water throwing member 400, the water is sprayed out through the spray hole 410. The sprayed water can form water droplets scattered in the water tank 200, thereby forming a multi-layered water curtain. The water curtain can flush the air entering the water tank, thereby removing the particulate matter in the air, improving the air purification ability, and humidifying the air, improving the comfort of the indoor environment and maintaining the cleanliness of the indoor air.

Of course, the air purification device can also be applied to other equipment such as fresh air, and the specific installation method can refer to the setting of the air conditioner.

In the air conditioner provided in this embodiment, a water injection port is provided on the casing of the fan and communicated with the opening, and the water injection port is located at the top of the opening along the vertical direction. When the water tank is short of water, it is only necessary to add water to the water injection port to realize adding water to the water tank, the operation is simple, and there is no need to disassemble the water tank.

It should be noted that the terms "first" and "second" are only used for description purposes, and cannot be understood as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second" may expressly or implicitly include at least one of that feature. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined.

In the present invention, unless otherwise expressly specified and limited, terms such as "installed", "connected", "connected", "fixed" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two components or the interaction relationship between the two components, unless otherwise expressly qualified. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may be in direct contact between the first and second features, or the first and second features indirectly through an intermediary touch. Also, a first feature being "above", "over" and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature "below", "below" and "below" the second feature may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature is level lower than the second feature.

In the above description, references to the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples", etc. refer to the specific features, structures described in connection with the embodiment or example. , material or feature is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.

Claims (10)

1. An air purification apparatus, comprising: the water curtain generation assembly comprises a water curtain generation assembly, a fan and a water tank for storing water;

the water tank is provided with an opening, the fan is arranged outside the opening, and an air inlet of the fan is connected with the opening; the water tank is also provided with an air inlet; the fan is used for forming air flow, so that air enters the water tank through the air inlet, enters the fan through the opening and the air inlet and is discharged from the air outlet of the fan;

the water curtain generating assembly is connected to the water tank and is used for forming water in the water tank into a water curtain capable of cleaning air;

and a water injection port communicated with the opening is arranged on the shell of the fan and is positioned at the top of the opening along the vertical direction.

2. The air purification apparatus according to claim 1,

the shell comprises a bottom plate, a top plate and a side plate connected between the bottom plate and the top plate,

the cross section area of the first end, close to the top plate, of the side plate is larger than that of the second end, close to the bottom plate, of the side plate, and the bottom plate protrudes outwards from the second end of the side plate;

the bottom plate is provided with the air inlet and the water filling port, the air inlet is positioned in the side plate, and the water filling port is positioned outside the side plate;

the bottom plate is covered on the opening; the air outlet is arranged on the side plate.

3. The air cleaning apparatus according to claim 2,

the two sides of the opening are respectively provided with a separation plate, the separation plates are connected with the side plates and the bottom plate and jointly enclose an accommodating area with a communication port on the side surface, a water injection cover is further arranged on the communication port and can be rotatably connected to the bottom plate, the water injection cover has an opening state and a closing state, when the water injection cover is in the opening state, the water injection cover is obliquely arranged relative to the bottom plate, and water flows into the water injection port along the inner surface of the water injection cover; when the water injection cover is in a closed state, the water injection cover is fixed outside the side plate.

4. The air purification device according to claim 3, wherein the water injection cap comprises a body and a rotating shaft which is convexly arranged on the body, a groove is arranged on the bottom plate, and the rotating shaft is rotatably connected in the groove;

and the body deviates from the position of the rotating shaft, and a driving part protruding outwards is further arranged.

5. The air cleaning device according to claim 4, wherein the inner surface of the body is further provided with two water baffles which are oppositely arranged along a direction parallel to the bottom plate, the two water baffles are respectively positioned in the two partition plates, and the size of the water baffles protruding from the inner surface of the body is increased from one end of the water baffles away from the rotating shaft to one end of the water baffles close to the rotating shaft.

6. The air purification device according to claim 4, wherein a limiting groove is further formed in the outer surface of the water injection cap, a limiting protrusion is arranged on the bottom plate, and when the water injection cap is in an open state, the limiting protrusion is clamped in the limiting groove, so that the water injection cap is kept in an inclined arrangement.

7. The air purification device according to claim 6, wherein an inclined section having a predetermined angle with the body is disposed at a position of the body close to the rotation shaft, and the limiting groove is disposed on an outer surface of the inclined section.

8. The air cleaning device according to any one of claims 3 to 7, wherein a receiving groove is provided in the side plate, and the water filling cap is snap-fitted into the receiving groove when the water filling cap is in the closed state.

9. Air cleaning device according to any one of claims 1 to 7,

the water curtain generation assembly comprises a driver and a water throwing piece connected with the driver, and the driver is positioned on one side of the water tank, which is far away from the opening; the water throwing piece is positioned in the water tank and is provided with a jet hole; the driver is used for driving the water throwing piece to rotate relative to the water tank, so that water in the water tank is sucked into the water throwing piece and is sprayed out through the spray hole;

and a water retaining sponge is arranged at the opening of the water tank, and a through hole is formed in the position, right opposite to the water throwing piece, of the water retaining sponge.

10. An air conditioner comprising an air conditioner housing and an air purification apparatus as claimed in any one of claims 1 to 9, said air purification apparatus being mounted in said air conditioner housing, said air conditioner housing having a main air inlet and a main air outlet, said air inlet of said air purification apparatus being in communication with said main air inlet, said air outlet of said air purification apparatus being in communication with said main air outlet.

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