CN210601998U - Air purification module, air conditioner indoor unit and air conditioner - Google Patents
Air purification module, air conditioner indoor unit and air conditioner Download PDFInfo
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- CN210601998U CN210601998U CN201921165749.6U CN201921165749U CN210601998U CN 210601998 U CN210601998 U CN 210601998U CN 201921165749 U CN201921165749 U CN 201921165749U CN 210601998 U CN210601998 U CN 210601998U
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Abstract
The utility model discloses an air purification module, machine and air conditioner in air conditioning, air purification module includes the casing, the rotator, the fan, anion generator and IFD purifier, the casing has the air intake, air outlet and purification wind channel, the rotator is rotatably located in purifying the wind channel, when water is sprayed on the rotator, the rotator is outwards got rid of water through the rotation, the fan is used for driving air from the air intake inflow, the air outlet flows, anion generator locates the air outlet department in purifying the wind channel, and IFD purifier locates in purifying the wind channel and locates the air-out side of fan. The utility model discloses in, after the air current purified the wind channel, earlier through rotator washing purification, large granule particle among the adsorbed air passes through remaining granule among the IFD purifier adsorbed air again to alleviate IFD purifier's use burden, practice thrift the electric quantity, extension IFD purifier's purifying effect.
Description
Technical Field
The utility model relates to an air conditioner technical field, in particular to machine and air conditioner in air purification module, air conditioning.
Background
Many air conditioners are currently equipped with an IFD purification device for removing dust and purifying indoor air, and the IFD (intense field direct) purification technology is to use a strong electric field with dielectric material as a carrier to exert a huge attraction force on charged particles moving in the air, to adsorb 100% of moving particles in the air while generating only a small air flow impedance, and to collect and kill bacteria and microorganisms attached to the particles in the strong electric field. Particulate matters such as PM2.5 can be removed efficiently, and a large amount of negative ions can be generated to remove bacteria efficiently.
However, if the IFD purification apparatus is operated for a long time, the service life of the IFD apparatus is short and the power consumption is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air purification module, machine and air conditioner in air conditioning, aim at providing one kind and can alleviate IFD purifier operation burden, extension fixture life's air purification module.
In order to achieve the above object, the utility model provides an air purification module, include:
the air purifier comprises a shell, a first air inlet, a second air inlet, a first air outlet and a second air outlet, wherein the shell is provided with an air inlet, an air outlet and a purifying air channel;
the rotating body is rotatably arranged in the purification air duct and is used for throwing the water outwards through rotation when the water is sprayed onto the rotating body;
the fan is arranged on the shell and used for driving air to flow in from the air inlet and flow out from the air outlet;
the negative ion generator is arranged at the air outlet; and the number of the first and second groups,
the IFD purification device is arranged in the purification air duct and is arranged at the downstream of the fan;
wherein, IFD purifier is located between anion generator and the fan.
In one embodiment, the anion generator is arranged adjacent to the IFD purification apparatus.
In one embodiment, the fan is disposed in the purification air duct, and the rotating body is disposed upstream of the fan.
In one embodiment, the releasing end of the negative ion generator is at least partially exposed out of the air outlet of the purifying air duct.
In one embodiment, a draining net is arranged between the fan and the IFD purification device.
In one embodiment, a draining net is arranged between the rotating body and the fan.
In one embodiment, the peripheral side of the rotating body is provided with a filter screen, and the filter screen extends outwards along the radial direction from the periphery of the rotating body.
In one embodiment, the filter screen is provided with a plurality of layers, and the plurality of layers of filter screens are arranged on the rotating body at intervals along the axial direction of the rotating shaft of the rotating body.
In one embodiment, when the air purification module works, the linear speed of the outer edge of the rotating body is 10m/s to 45 m/s.
In one embodiment, when the air purification module works, the linear speed of the outer edge of the rotating body is 20m/s to 30 m/s.
In an embodiment, the air purification module further includes a water supply pipe, one end of the water supply pipe is suitable for communicating with a water source, the other end of the water supply pipe is provided with a spray head, the spray head is arranged in the purification air duct, and the spray head is arranged towards the rotating body.
In an embodiment, the air purification module further includes a water tank and a water pump disposed at the bottom of the housing, a water inlet end of the water pump is communicated with the water tank, and a water outlet end of the water pump is communicated with the water supply pipe.
In an embodiment, a water supply channel extending along the rotation axis is formed in the rotating body, the water supply channel is suitable for being communicated with a water source, and a water throwing channel communicated with the water supply channel is formed on the peripheral side of the rotating body.
In an embodiment, the air purification module further includes a water tank and a water pump disposed at the bottom of the housing, the water inlet end of the water pump is communicated with the water tank, and the water outlet end of the water pump is communicated with the water supply channel.
In order to achieve the above object, the utility model provides an indoor unit of air conditioner, include:
the air purifier comprises a shell, a heat exchange air inlet, a heat exchange air outlet, a purification air inlet and a purification air outlet, wherein the shell is provided with the heat exchange air inlet, the heat exchange air outlet, the purification air inlet and the purification air outlet; and
the air purification module, the air purification module is located in the casing, the purification wind channel of air purification module will purify the air intake with purify the air outlet intercommunication.
Optionally, the casing is further provided with a heat exchange air duct, and the heat exchange air duct communicates the heat exchange air inlet and the heat exchange air outlet; the indoor unit of the air conditioner further comprises an indoor heat exchanger and an indoor fan which are installed in the heat exchange air duct.
The utility model provides an among the technical scheme, air purification module includes rotator, anion generator and IFD purifier. The rotator is rotatably arranged in the purification air duct and is used for throwing out water through rotation when the water is sprayed on the rotator, so as to generate water particles which are combined with dust in the air. The IFD purification device utilizes a strong electric field taking dielectric materials as carriers to exert huge attraction on charged particles moving in the air, only generates small air flow impedance and simultaneously adsorbs moving particles in the air, and simultaneously collects and kills bacteria, microorganisms and the like attached to particles in the strong electric field. The anion generator generates anions, so that indoor air is healthier, particles in the air are charged, and the purification effect of the IFD purification device is facilitated. Get into the air in the air purification wind channel, earlier through rotator washing purification, adsorb the large granule particle in the air, pass through remaining granule in the IFD purifier adsorbed air again to alleviate IFD purifier's use burden, practice thrift the electric quantity, extension IFD purifier's purifying effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of an air-conditioning indoor unit according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an embodiment of the air purification module of fig. 1.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a machine and air conditioner in air purification module, air conditioning, this air purification module can the exclusive use, perhaps the air purification module can use with the air conditioner combines, specifically, this air conditioner can be for wall-hung machine, the machine or mobile air conditioner etc. in the air conditioning. Wherein, the mode that air purification module passes through the washing can purify room air or new trend to make the indoor air of flow direction cleaner, and can play the effect of humidification.
Referring to fig. 2, in particular, the air purification module 100 of the present invention includes a housing 110 and a rotating body 120. The housing 110 has a purifying air duct 113, specifically, the housing 110 may have an air inlet and an air outlet, the purifying air duct 113 communicates the air inlet and the air outlet, and indoor air or fresh air enters the housing 110 from the air inlet and is blown out from the air outlet after being cleaned by water sprayed from the rotating body 120 disposed in the housing 110. To distinguish from the air inlet and the air outlet of the air conditioner for better description, hereinafter, the air inlet of the housing 110 is defined as a module air inlet 111, and the air outlet of the housing 110 is defined as a module air outlet 112. The housing 110 has a substantially cylindrical shape extending in the up-down direction, for example, the housing 110 may have a square shape, a circular shape, or the like. In addition, the housing 110 may have a structure with both ends sealed. In one embodiment, the module air inlet 111 is disposed on the periphery of the housing 110, and the opening at the top end of the housing 110 is the module air outlet 112, so as to realize air inlet at one end and air outlet at the other end. Of course, in other embodiments, the module air outlet 112 may be disposed on the peripheral side of the housing 110. Preferably, the fan 150 may be disposed on the housing 110 to accelerate the circulation of air in the cleaning air duct 113, so as to improve the cleaning efficiency. It should be noted that the directional indications (such as upper, lower, left, right, front and rear … …) mentioned in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
Referring to fig. 1 and 2, the air cleaning module 100 includes a housing 110, a rotating body 120, a blower 150, an IFD cleaning device 130, and an anion generator 140. The housing 110 has an air inlet 111, an air outlet 112 and a purifying air duct 113, the purifying air duct 113 connects the air inlet 111 and the air outlet 112, the rotating body 120 is rotatably disposed in the purifying air duct 113 for spraying water onto the rotating body 120, and the water is thrown out by rotation to generate water particles, which are combined with dust in the air to achieve the purpose of purifying the air. The fan 150 is used for driving air to flow in from the air inlet 111 and flow out from the air outlet 112. The negative ion generator 140 is disposed at the air outlet 112, and the negative ion generator 140 can release a large amount of negative ions into the air after being energized, so as to charge dust particles in the air. The IFD purification device 130 is disposed in the purification air duct 113 and disposed downstream of the fan 150, and the IFD purification device 130 is disposed between the anion generator 140 and the fan 150.
In this embodiment, the IFD purification apparatus 130 uses a strong electric field with a dielectric material as a carrier to apply a large attraction force to the charged particles moving in the air, so as to adsorb the moving particles in the air while generating only a small air flow impedance, and to collect and kill bacteria, microorganisms, etc. attached to the particles in the strong electric field. The anion generator 140 generates anions to make the indoor air healthier and to charge particles in the air, which contributes to the purification effect of the IFD purification apparatus 130. The air that gets into 113 in the purification wind channel firstly passes through rotator 23, the washing purifies, adsorbs the large granule particle in the air, passes through IFD purifier 130 and adsorbs remaining granule in the air to alleviate IFD purifier 130's use burden, practice thrift the electric quantity, prolong IFD purifier 130's purifying effect.
Alternatively, the fan 150 may be disposed inside the purge air duct 113, or may be disposed outside the purge air duct 113, as long as the ventilation of the air in the purge air duct 113 is promoted. In one embodiment, referring to fig. 2, the module air inlet 111 is disposed at the lower end of the housing 110, and the module air outlet 112 is disposed at the upper end of the housing 110, so that the air in the cleaning air duct 113 flows upward and downward.
In one embodiment, referring to fig. 2, the anion generator 140 and the IFD cleaning device 130 are disposed downstream of the fan 150 and are disposed adjacent to each other, such that the air flowing in from the module air inlet 111 is cleaned by the water of the rotating body 120, then flows through the IFD cleaning device 130 to be further cleaned, and flows out from the module air outlet 112. The purifying effect of the air purifying module 100 is enhanced.
In one embodiment, the fan 150 is disposed in the purge air duct 113, and the rotating body 120 is disposed upstream of the fan 150. So, fan 150 locates and purifies wind channel 113 middle part, can increase the interval between rotator 120 and the IFD purifier 130, and the water grain that reduces rotator 120 and throw away is stained with IFD purifier 130, reduces the influence of moisture to IFD purifier 130, extends the life of equipment.
On the basis of the above embodiment, the releasing end of the negative ion generator 140 is at least partially exposed out of the air outlet 112 of the purifying air duct 113. So, be favorable to anion generator 140 to indoor dispersion anion, make indoor environment healthier, and the air that gets into from module air intake 111 in the purification wind channel 113 under the effect of anion, the granule in the air produces the reunion phenomenon, is favorable to being adsorbed by the water grain to the purifying effect of air purification module 100 has been promoted.
Further, in order to protect the IFD cleaning device 130 and the anion generator 140, a draining net 160 is disposed between the fan 150 and the IFD cleaning device 130. The water dropping net 160 plays a role of water blocking and ventilation, and prevents water thrown by the rotating body 120 from splashing on the electronic device, thereby prolonging the service life of the air purification module. It is understood that the draining net 160 may be disposed between the rotating body 120 and the fan 150 to protect the fan 150.
In one embodiment, referring to fig. 2, a filter 121 is disposed around the rotating body 120, and the filter 121 extends radially outward from the outer circumference of the rotating body 120. The filter screen 121 is used for receiving water sprayed onto the rotating body 120, so that the water on the filter screen 121 performs centrifugal motion in the process of high-speed rotation, the water is further subdivided on the filter screen 121 to form a large number of tiny water particles, and the water particles are thrown outwards and contacted with the air in the purifying air duct 113 to adsorb particles in the air so as to purify the air. Preferably, the filter screen 121 is provided in a plurality of layers, and the plurality of layers of filter screens 121 are spaced apart from each other in the axial direction of the rotation shaft of the rotation body 120, so that the number of water particles is increased to improve the purification effect.
In this embodiment, when the air purification module 100 operates, the linear velocity of the outer edge of the rotating body 120 is 10m/s to 45m/s, when the linear velocity of the outer edge of the rotating body 120 is too small, the speed of water thrown out by the rotating body 120 is small, and the air purification effect is poor, when the linear velocity of the outer edge of the rotating body 120 is too large, the energy consumption of the rotation of the rotating body 120 is large, the noise generated is large, and the improvement of the air purification effect by continuously increasing the linear velocity of the outer edge of the rotating body 120 is small.
Preferably, in this embodiment, when the air purification module works, the linear velocity of the outer edge of the rotating body 120 is 20m/s to 30m/s, and at this time, the rotating body 120 has the advantages of good purification effect, reasonable energy consumption and low noise.
There are various methods for spraying water onto the rotating body 120, for example, water may be sprayed onto the rotating body 120 from a water source disposed near the rotating body 120, or water may be supplied into the rotating body 120 by providing a water supply pipe. In this embodiment, a water source is provided in turn by a water tank 180 provided at the bottom of the housing, and a water pump 181 is provided for pumping the water in the water tank 180 upward to the rotary body 120.
In an embodiment, referring to fig. 2, the air purification module 100 further includes a water supply pipe 170, one end of the water supply pipe 170 is suitable for communicating with a water source, the other end of the water supply pipe 170 is provided with a spray head 171, the spray head 171 is disposed in the purification air duct, and the spray head 171 faces the rotating body 120. In this way, water is directly sprayed onto the rotating body 120 through the spray head 171, and then the water is formed into fine water particles by the rotating operation of the rotating body 120.
In another embodiment, a water supply channel extending along the rotation axis is formed in the rotating body 120, the water supply channel is suitable for communicating with a water source, and a water throwing channel communicating with the water supply channel is formed on the peripheral side of the rotating body 120. Specifically, the water throwing channel may be a fine mesh, and water entering the water supply channel is sprayed from the water throwing channel to form fine water particles, and the fine water particles are sprayed in the tangential direction of the rotating body 120 under the rotation of the rotating body, so that dust in the air is contacted and fused with the high-speed water particles, thereby purifying the air.
The utility model discloses still provide an air conditioning indoor set, please refer to fig. 1, this air conditioning indoor set includes casing 200 and air purification module 100, and the concrete structure of air purification module 100 please refer to above-mentioned embodiment, because the air conditioning indoor set includes air purification module 100, so have all effects that air purification module 100 brought, no longer describe herein. The indoor unit of the air conditioner further comprises a heat exchanger and a heat exchange fan. The casing 200 extends along the vertical direction, the casing 200 is provided with a heat exchange air inlet, a heat exchange air outlet 210 and a heat exchange air duct (not shown) connecting the heat exchange air inlet and the heat exchange air outlet 210, and a heat exchanger (not shown) and a heat exchange fan (not shown) are arranged in the heat exchange air duct. Indoor air enters the heat exchange air duct from the heat exchange air inlet, exchanges heat through the heat exchanger, and then is blown out from the heat exchange air outlet 210.
There are various ways of fixing the air purification module 100 and the chassis 200, for example, in some embodiments, the air purification module 100 and the chassis 200 are fixed by a snap; in some embodiments, the air purification module 100 is fixed to the cabinet 200 by means of screws; in some embodiments, the air purification module 100 and the cabinet 200 are fixed by welding. The fixing manner of the air purification module 100 and the cabinet 200 is not limited as long as the connection therebetween can be achieved.
The air purification module 100 may be installed inside or outside the cabinet 200, and the following description will take the case where the air purification module 100 is installed inside the cabinet 200 as an example. In one embodiment, the air purification module 100 is installed at the bottom of the chassis 200, and the air purification module 100 is installed at the bottom of the chassis 200 and is vertically disposed, so that it can be prevented from occupying a lateral space, and the occupation of the indoor lateral space is reduced. A purge air inlet 220 and a purge air outlet 230 are disposed on the peripheral side of the casing 200, the purge air inlet 220 is communicated with the module air inlet 111, and the purge air outlet 230 is communicated with the module air outlet 112 (specifically, the purge air outlet 230 is communicated with the air duct formed by the air duct housing 171). Since the rotating body 120 is wrapped by the housing 110 and then installed in the housing 200, the housing 110 can prevent water thrown by the rotating body 120 from flowing to the inner wall of the housing 200, thereby preventing other parts on the inner wall of the housing 200 from being wetted and damaged. In addition, a plurality of module air inlets 111 are arranged on the peripheral side of the shell 110, so that air can be introduced from a plurality of positions in the peripheral direction, and the contact area between the air inlets and water is increased better.
The following specifically describes the air purification process: referring to fig. 1 and 2, the indoor air or fresh air enters the casing 200 from the cleaning inlet 220 under the action of the cleaning blower, and flows into the cleaning air duct 113 from the module inlet 111. The water pump delivers the water in the water tank 150 to the water supply channel or pipe, and sprays the water to the rotating body 120, the rotating body 120 rotates at a high speed, centrifugal force is generated to throw the water out all around, fine water flow or water particles are formed, particle dust in the adsorbed air is dissolved, the air is fully contacted with the water flow or water particles in the purification air duct 113, the particles in the air are attached to the water and fall off, the purified air flows upwards, and further flows through the IFD purification device 130 for purification and sterilization, and flows into the air duct of the purification fan through the module air outlet 112, and finally is blown out from the purification air outlet 230 on the casing 200.
The utility model also provides an air conditioner, this air conditioner include machine in air condensing units and the air conditioning, machine in the air conditioning pass through the refrigerant pipe with air condensing units connects. Referring to the above embodiment, the air conditioner includes the air conditioning indoor unit, so that all effects brought by the air conditioning indoor unit are achieved, and are not described herein again.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (17)
1. An air purification module, comprising:
the air purifier comprises a shell, a first air inlet, a second air inlet, a first air outlet and a second air outlet, wherein the shell is provided with an air inlet, an air outlet and a purifying air channel;
the rotating body is rotatably arranged in the purification air duct and is used for throwing the water outwards through rotation when the water is sprayed onto the rotating body;
the fan is arranged on the shell and used for driving air to flow in from the air inlet and flow out from the air outlet;
the negative ion generator is arranged at the air outlet; and the number of the first and second groups,
the IFD purification device is arranged in the purification air duct and is arranged at the downstream of the fan;
wherein, IFD purifier is located between anion generator and the fan.
2. The air purification module of claim 1, wherein the anion generator is disposed adjacent to the IFD purification apparatus.
3. The air purification module of claim 1, wherein the fan is disposed within the purification air duct, and the rotating body is disposed upstream of the fan.
4. The air purification module of claim 1, wherein the releasing end of the negative ion generator is at least partially exposed out of the air outlet of the purification air duct.
5. The air purification module of claim 1, wherein a drainage network is disposed between the blower and the IFD purification apparatus.
6. The air purification module of claim 3, wherein a draining net is provided between the rotating body and the fan.
7. The air purification module according to any one of claims 1 to 6, wherein the rotating body is provided at a peripheral side thereof with a filter net extending radially outward from the outer periphery of the rotating body.
8. The air purification module of claim 7, wherein the filter screen is provided in a plurality of layers, the plurality of layers being provided at intervals in an axial direction of the rotation shaft of the rotation body.
9. The air purification module according to any one of claims 1 to 6, wherein the linear velocity of the outer edge of the rotating body is 10m/s to 45m/s when the air purification module is operated.
10. The air purification module according to claim 9, wherein the linear velocity of the outer edge of the rotating body is 20m/s to 30m/s when the air purification module operates.
11. The air purification module according to any one of claims 1 to 6, further comprising a water supply pipe, wherein one end of the water supply pipe is adapted to communicate with a water source, and the other end of the water supply pipe is provided with a spray head, the spray head is disposed in the purification air duct, and the spray head is disposed toward the rotating body.
12. The air purification module of claim 11, further comprising a water tank and a water pump disposed at the bottom of the housing, wherein a water inlet end of the water pump is in communication with the water tank, and a water outlet end of the water pump is in communication with the water supply pipe.
13. The air purification module according to any one of claims 1 to 6, wherein a water supply channel extending along the rotation axis is formed in the rotating body, the water supply channel is adapted to be communicated with a water source, and a water throwing channel communicated with the water supply channel is opened on the peripheral side of the rotating body.
14. The air purification module of claim 13, further comprising a water tank and a water pump disposed at the bottom of the housing, wherein a water inlet end of the water pump is in communication with the water tank, and a water outlet end of the water pump is in communication with the water supply channel.
15. An indoor unit of an air conditioner, comprising:
the air purifier comprises a shell, a heat exchange air inlet, a heat exchange air outlet, a purification air inlet and a purification air outlet, wherein the shell is provided with the heat exchange air inlet, the heat exchange air outlet, the purification air inlet and the purification air outlet; and
the air purification module of any one of claims 1 to 14, located within the housing, the purification air duct of the air purification module communicating the purification air intake with the purification air outlet.
16. The indoor unit of an air conditioner as claimed in claim 15, wherein the casing is further provided with a heat exchange air duct, and the heat exchange air duct communicates the heat exchange air inlet and the heat exchange air outlet; the indoor unit of the air conditioner further comprises an indoor heat exchanger and an indoor fan which are installed in the heat exchange air duct.
17. An air conditioner, comprising:
an air conditioner outdoor unit; and
the indoor unit of claim 15 or 16, which is connected to the outdoor unit of an air conditioner through a refrigerant pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165749.6U CN210601998U (en) | 2019-07-23 | 2019-07-23 | Air purification module, air conditioner indoor unit and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921165749.6U CN210601998U (en) | 2019-07-23 | 2019-07-23 | Air purification module, air conditioner indoor unit and air conditioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361490A (en) * | 2020-11-30 | 2021-02-12 | 南通得力净化器材厂有限公司 | Array film tube type moisture-permeable humidifier and humidifying method |
| WO2021212564A1 (en) * | 2020-05-11 | 2021-10-28 | 青岛海尔空调器有限总公司 | Air purifying apparatus, air conditioner indoor unit, air conditioner, and fresh air system |
| CN114992759A (en) * | 2022-06-09 | 2022-09-02 | 珠海格力电器股份有限公司 | Air purification equipment and control method thereof |
-
2019
- 2019-07-23 CN CN201921165749.6U patent/CN210601998U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021212564A1 (en) * | 2020-05-11 | 2021-10-28 | 青岛海尔空调器有限总公司 | Air purifying apparatus, air conditioner indoor unit, air conditioner, and fresh air system |
| CN112361490A (en) * | 2020-11-30 | 2021-02-12 | 南通得力净化器材厂有限公司 | Array film tube type moisture-permeable humidifier and humidifying method |
| CN114992759A (en) * | 2022-06-09 | 2022-09-02 | 珠海格力电器股份有限公司 | Air purification equipment and control method thereof |
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