CN214333000U - Novel grounding negative ion air purifier - Google Patents

Novel grounding negative ion air purifier Download PDF

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Publication number
CN214333000U
CN214333000U CN202023184521.7U CN202023184521U CN214333000U CN 214333000 U CN214333000 U CN 214333000U CN 202023184521 U CN202023184521 U CN 202023184521U CN 214333000 U CN214333000 U CN 214333000U
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anion
air purifier
filter cylinder
metal filter
metal
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林羡屏
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Abstract

The utility model provides a novel ground connection anion air purifier. Novel ground connection anion air purifier, including dismantling the lower casing and the last casing of connection, the opening has been seted up at the top of casing down, the top and the bottom of going up the casing are uncovered, the top of casing is provided with the shutoff down open-ended apron, the vertical through-hole of having seted up on the apron. The utility model provides a novel grounding anion air purifier, which simulates the purification process of pollutants carrying anions in natural environment, and accelerates the electrostatic discharge of a metal device due to the grounding design, so that the purification process of air flowing through a metal filter cylinder is strengthened and accelerated, and because the potential difference exists continuously, the anion electrode works continuously and is more efficient; the negative ion electric field is shielded in the metal device, so that static electricity does not leak laterally, the electrostatic interference on the purifier and peripheral objects is avoided, and the purifier is safer.

Description

Novel grounding negative ion air purifier
Technical Field
The utility model relates to an air purification device field especially relates to a novel ground connection anion air purifier falls.
Background
With the technological progress and social development, the continuous emission of industrial waste gas and automobile exhaust, the air pollution of cities is increasingly serious, especially some commercial communities, the oil smoke concentration is high, the air pollution is serious, and the physical health of residents is continuously influenced unconsciously.
The air purification device commonly used in the market at present is a common mechanical filtration adsorption device, and has the problems of good dust purification effect, poor oil fume purification effect and secondary pollution. The plasma and anion purification device has relatively good oil fume purification effect, the plasma device has the problem of ozone generation in a working chamber, the damage to human health and household appliances is large, and the process of reversely removing the ozone is large in a lot of trouble; the anion air purifier is more and more optional. Scientific experiments prove that the negative ions can rapidly neutralize the coke smoke, 'second-hand smoke', oil smoke and floating dust which belong to the positive ions in the air, and the air structure is improved.
Some negative ion air purification equipment on the market at present mainly have following some problems:
1. part of the negative ion equipment generates static electricity, which causes damage to peripheral equipment and parts and has potential safety hazard.
2. Some negative ion devices are mainly used for generating negative ion wind, charges tend to move towards objects with potential differences on the periphery, and the negative ions promote the aggregation and precipitation of pollutants and often cause the pollutants attached to the purifying devices and peripheral walls to blacken, so that secondary pollution is generated.
3. After the negative ion equipment enables the peripheral objects to carry static electricity, if the static electricity cannot be effectively released, the potential difference between the electrode and the peripheral objects is reduced, and the negative ions emitted by the electrode are also greatly reduced.
4. Static electricity is released by a part of negative ion air purifiers through zero connecting lines, so that a negative ion electric field and other lines in the purifier form a loop in the actual working process, a plasma-like effect is generated, and ozone pollution is generated.
How to more effectively control and utilize the anion, improve its purification efficiency to make good use of the strong points and avoid the weak points is the matter we need to do, therefore, it is necessary to provide a novel grounding anion air purifier to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel ground connection anion air purifier establishes an anion receiving arrangement in through, has simulated the air purification process of anion under natural environment to strengthen and accelerate, improved anion purifier's mode of operation, make the anion that the clarifier produced become can control, high-effect, bad effect are few.
The utility model provides a novel ground connection anion air purifier, the technical scheme who takes, the core configuration is the relevant configuration of anion purification, and this core configuration includes anion generator and an anion receiving arrangement. The negative ion receiving device comprises: the material is an easy conductor, such as a metal material; the structure can be designed in an integrated or splicing way and has a hollow inner cavity structure, such as a metal filter cylinder; an inner cavity of the negative ion capture device is provided with a negative ion emission electrode which is not contacted with the inner wall of the negative ion capture device; the negative ion receiving device is connected with a ground wire.
We will further describe the grounded anion purifier of the present invention by taking a metal filter cartridge as an example.
The utility model provides a grounding anion air purifier, which comprises a lower shell and an upper shell which are detachably connected, wherein the top of the lower shell is provided with an opening, the top end and the bottom end of the upper shell are both open, the top of the lower shell is provided with a cover plate which can block the opening, the cover plate is vertically provided with a through hole, the inner cavity of the through hole is transversely provided with a support frame, the top of the support frame is vertically provided with an anion emission electrode which extends to the inner cavity of the upper shell, the inner cavity of the lower shell is provided with an anion generator, the position of the cover plate corresponding to the through hole is detachably provided with a coarse strainer, the inner cavity of the upper shell is vertically provided with a metal filter cylinder which is covered outside the coarse strainer, the anion emission electrode is actually positioned in the inner cavity of the metal filter cylinder, the metal filter cylinder is grounded, the cylinder wall is made of double-layer metal nets, the top end between the two metal nets is open, active adsorption materials are arranged between the two metal nets, the metal filter cylinder is divided into an adsorption layer with the lower portion corresponding to the negative ion emission electrode and a filter layer on the upper portion, the outer wall face of the adsorption layer is wrapped with an outer membrane, the top end of the metal filter cylinder is provided with an insulation cover, the metal filter cylinder is connected with a grounding wire which is grounded, the upper portion of the inner cavity of the upper shell is provided with an upper filter screen, the inner cavity of the upper shell is located above the upper filter screen, and a fan which blows air upwards is arranged above the upper filter screen.
Preferably, an annular groove is formed in the outer surface of the upper surface of the lower shell, and a raised convex ring matched with the annular groove is arranged at the bottom end of the upper shell.
Preferably, a plurality of air inlet holes are formed in the side wall of the lower shell, and the air inlet holes are uniformly distributed in the side wall of the lower shell.
Preferably, an air inlet is formed in the side wall of the lower shell.
Preferably, the bottom of the outer surface of the metal filter cartridge extends outwards to form a mounting ring, and the mounting ring is detachably connected with the cover plate through bolts.
Preferably, a hollow support ring is transversely arranged in the inner cavity of the upper shell, the upper filter screen is arranged at the top of the support ring, pressing grooves capable of fastening the edges of the upper surface of the upper filter screen are slidably arranged on two sides of the top of the support ring, and spring rods are arranged between the outer sides of the pressing grooves and the inner wall surface of the upper shell.
Preferably, the inner wall surface of the upper shell is located above the support ring, a plurality of support blocks are arranged on the support blocks, clamping holes are vertically formed in the support blocks, a shell is arranged outside the fan, a plurality of support rods are fixedly connected to the surface of the shell in a transverse mode, and clamping rods which can be clamped into the clamping holes are vertically arranged at the bottom of the outer end of each support rod.
Preferably, a power line is arranged on the lower shell, and a three-hole plug is arranged at the outer end of the power line.
Compared with the prior art, the utility model provides a novel ground connection anion air purifier has following beneficial effect:
the utility model provides a novel ground connection anion air purifier, by the fan negative pressure suction at top, the air gets into from the lower casing of below, filters at the coarse strainer earlier, gets into ground connection metal afterwards and strains intraformational anion electric field of a section of thick bamboo and purify, through the active adsorption material of adsorbed layer absorption, filters through the active adsorption material of filtering layer again, at last at the last filter screen that passes through the fan below, blows off from the clarifier top along with the fan. Under the condition of grounding, the metal filter cartridge can capture negative ions emitted by the electrode and pollutants carried with negative charges in an electric field due to potential difference, the metal filter cartridge can also shield the electric field and does not generate static electricity to the outside, and due to the grounding design, the effect similar to plasma is avoided, and no ozone is generated in the whole working mode of the purifier. The purification process simulates the purification process of negative ions in a natural environment, and because the grounding design accelerates the electrostatic discharge of the metal device, compared with the natural environment purification process of the negative ions, the purification process of the air flowing through the metal filter cylinder of the purifier is strengthened and accelerated, and because the potential difference exists continuously, the negative ion electrode works continuously and is more efficient; the negative ion electric field is shielded in the metal device, so that static electricity does not leak laterally, the electrostatic interference on the purifier and peripheral objects is avoided, and ozone is not generated in the purification process, so that the purification device is safer; because the purifier mainly purifies in a negative ion working mode, and the metal filter screen has small air resistance, the energy consumption of the fan can be reduced, the noise is reduced, and more energy is saved; the filtration mode of negative pressure suction of the fan is adopted, so that the interference of airflow impact on the negative ion purification process is reduced, and the quality is higher; the novel grounding anion purifier is a high-efficiency, energy-saving, safe and healthy anion air purifier.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the novel grounded negative ion air purifier provided by the present invention;
FIG. 2 is a schematic view of the external structure shown in FIG. 1;
fig. 3 is a schematic external structural view of an embodiment of the present invention;
FIG. 4 is a schematic view of the support ring and support block shown in FIG. 1;
FIG. 5 is a schematic structural view of the mold change groove shown in FIG. 1;
FIG. 6 is a schematic structural view of the torus shown in FIG. 1;
fig. 7 is a schematic structural view of the metal filter cartridge shown in fig. 1.
Reference numbers in the figures: 1. the negative ion emission electrode comprises a lower shell, 2, an upper shell, 3, an opening, 4, a cover plate, 5, a through hole, 6, a support frame, 7, a negative ion emission electrode, 8, a coarse filter screen, 9, a metal filter cylinder, 10, an active adsorption material, 11, an outer membrane, 12, an insulating cover, 13, a support ring, 14, an upper filter screen, 15, a spring rod, 16, a pressure groove, 17, a shell, 18, a fan, 19, a support block, 20, a support rod, 21, a clamping rod, 22, a ground wire, 23, a negative ion generator, 24, a protective mesh cover, 25, an annular groove, 26, a convex ring, 27, an air inlet hole, 28, an air inlet, 29, a power wire, 30 and a three-hole plug.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of the novel grounded anion air purifier according to the present invention; FIG. 2 is a schematic view of the external structure shown in FIG. 1; fig. 3 is a schematic external structural view of an embodiment of the present invention; FIG. 4 is a schematic view of the support ring and support block shown in FIG. 1; FIG. 5 is a schematic structural view of the mold change groove shown in FIG. 1; FIG. 6 is a schematic structural view of the torus shown in FIG. 1; fig. 7 is a schematic structural view of the metal filter cartridge shown in fig. 1. Novel ground connection anion air purifier is including dismantling the lower casing 1 and the last casing 2 of connection, and opening 3 has been seted up at lower casing 1's top, and the top and the bottom of going up casing 2 are uncovered, and lower casing 1's top is provided with apron 4 that can shutoff opening 3, and the vertical through-hole 5 of having seted up on apron 4.
The lower shell 1, the upper shell 2 and the cover plate 4 are all made of insulating materials such as plastics.
The inner chamber of through-hole 5 transversely is provided with support frame 6, the vertical anion emission electrode 7 that extends to 2 inner chambers of supreme casing that is provided with in top of support frame 6, the inner chamber of casing 1 is provided with anion generator 23 down, the position detachably that corresponds with through-hole 5 on apron 4 is provided with coarse strainer 8, go up the vertical cover that is provided with of the upper surface of the inner chamber of casing 2 and be located apron 4 and locate the outside metal filter cartridge 9 of coarse strainer 8, the section of thick bamboo wall that the metal filter cartridge 9 was strained is made for double-deck metal mesh, top between the two-layer metal mesh is uncovered, be provided with active adsorption material 10 between the two-layer metal mesh.
The top end between the two layers of metal nets of the metal filter cylinder 9 is open, so that the active adsorption material 10 can be replaced conveniently, and the active adsorption material 10 can be active carbon.
The metal filter cylinder 9 is divided into an adsorption layer with the lower part corresponding to the negative ion emission electrode 7 and a filter layer with the upper part, the outer wall surface of the adsorption layer is wrapped by an outer membrane 11, so that the side wall of the adsorption layer is airtight, an insulating cover 12 is arranged at the top end of the metal filter cylinder 9, a grounding wire 22 which is grounded is connected onto the metal filter cylinder 9, an upper filter screen 14 is arranged at the upper part of the inner cavity of the upper shell 2, and a fan 18 which blows air upwards is arranged above the upper filter screen 14 in the inner cavity of the upper shell 2.
The negative ion emission electrode 7 is positioned in the center of the metal filter cylinder 9 and can send negative ions to the air around the electrode to generate a negative ion electric field, and due to the potential difference, the negative ions are received by the metal filter cylinder 9, and the air entering the metal filter cylinder 9 from the through holes 5 enters the next procedure after being purified by the negative ion electric field. The negative ion generator adopts a direct current 5-12V negative ion generator, and the concentration of negative ions is about 2000-4000 ten thousand pcs/cm 3.
Air to be purified enters from the lower shell 1, flows upwards through the through holes 5 on the cover plate 4, is primarily filtered by the coarse filter screen 8, enters the metal filter cylinder 9 and is acted by a negative ion electric field.
The adsorption layer is positioned in the negative ion electric field and is a main working area of negative ions; the filter layer is positioned at the far end of the electric field and is responsible for filtering air, so that the secondary purification effect is achieved.
Because metal filter cylinder 9 ground connection, through the potential difference, the anion of anion generator 23 transmission can be continuously received to the adsorbed layer, active adsorption material 10 continuously adsorbs the pollutant, and the air that purifies through the adsorbed layer anion gets into the filter layer after that, and active adsorption material 10 is seen through along with the negative pressure to gas, carries out the secondary purification, and afterwards, the air is from the horizontal air-out in side of metal filter cylinder 9 filter layer.
Through the guide of fan 18, release after introducing anion electric field purification with the air again, it is effectual to the oil smoke purifying effect, both had been applicable to indoor air circulation and has purified, more was applicable to the new trend system, and the effect is better.
The upper filter screen 14 is an HEPA filter screen, which is the last filter screen located below the fan 18, and can filter the gas filtered out by the metal filter cartridge 9, adsorb the remaining tangible particles therein, and achieve the purpose of further purifying the air.
An annular groove 25 is formed on the outer surface of the upper surface of the lower shell 1, and a raised convex ring 26 matched with the annular groove 25 is arranged at the bottom end of the upper shell 2. The lower shell 1 and the upper shell 2 can be connected into a whole by snapping the convex ring 26 into the ring-shaped groove 26, and the disassembly is convenient.
A plurality of air inlet holes 27 are formed in the side wall of the lower shell 1, and the air inlet holes 27 are uniformly distributed in the side wall of the lower shell 1. An air inlet 28 is formed on the side wall of the lower casing 1. For two kinds of modes of lower casing 1 air inlet, can select the lower casing 1 of different structures according to the service environment of difference.
The bottom of the outer surface of the metal filter cylinder 9 extends outwards to form a mounting ring, and the mounting ring is detachably connected with the cover plate 4 through bolts. The metal filter cartridge 9 is convenient to assemble and disassemble.
A hollow support ring 13 is transversely arranged in the inner cavity of the upper shell 2, an upper filter screen 14 is arranged at the top of the support ring 13, pressing grooves 16 capable of fastening the edges of the upper surface of the upper filter screen 14 are slidably arranged on two sides of the top of the support ring 13, and spring rods 15 are arranged between the outer sides of the pressing grooves 16 and the inner wall surface of the upper shell 2.
Go up filter screen 14 and can dismantle, be convenient for clear up, change, when filter screen 14 is dismantled to needs, only need to both sides pulling indent 16, indent 16 outwards compresses spring pole 15 and produces elasticity, make indent 16 and last filter screen 14 break away from the contact, can take off last filter screen 14, during the installation, earlier 16 outside side pulling in indent, make the increase of distance between two indent 16, will go up filter screen 14 and place the assigned position, loosen indent 16, under the spring action of spring pole 15 elasticity, 16 inside movements in indent, filter screen 14 can be fastened.
The indent 16 is the arc, and the quantity is two at least, evenly distributed on support ring 13 upper surface, can fix upper filter screen 14.
A plurality of supporting blocks 19 are arranged on the inner wall surface of the upper shell 2 and above the supporting ring 13, clamping holes are vertically formed in the supporting blocks 19, a shell 17 is arranged outside the fan 18, a plurality of supporting rods 20 are transversely and fixedly connected to the surface of the shell 17, and clamping rods 21 which can be clamped into the clamping holes are vertically arranged at the bottoms of the outer ends of the supporting rods 20.
Fan 18, casing 17, bracing piece 20 and kelly 21 constitute a whole, when needing to dismantle, only need upwards stimulate bracing piece 20 for kelly 21 breaks away from in the card hole, can take out fan 18, thereby takes out last filter screen 14 with the below.
The diameter of the upper screen 14 is smaller than the inner diameter of the loop formed by the plurality of support blocks 19, so that the upper screen 14 can be conveniently taken out upward and prevented from being caught.
Go up the top detachably of casing 2 and be provided with protection screen panel 24, avoid the mistake to touch equipment such as fan 18 and produce the potential safety hazard, do not influence the air-out simultaneously.
The lower case 1 is provided with a power cord 29, and the outer end of the power cord 29 is provided with a three-hole plug 30.
The utility model provides a novel grounding anion air purifier's theory of operation as follows:
when the air purifier works, air flows into the inner cavity of the lower shell 1 from the air inlet holes 17 or the air inlet 18 on the surface of the lower shell 1, flows upwards under the negative pressure action of the upper fan 18, passes through the coarse filter screen 8 upwards through the through holes 5 for primary filtration, the air after primary filtration continues upwards and enters the adsorption layer of the metal filter cylinder 9, the anion generator 23 works, anions are emitted through the anion emission electrode 7, so that the air is in an anion electric field, due to potential difference, the anions are received by the metal filter cylinder 9, the air entering the metal filter cylinder 9 from the through holes 5 is purified through the anion electric field, the adsorption layer active adsorption material 10 continuously adsorbs pollutants, then the air enters the filter layer, the air penetrates through the filter layer active adsorption material 10 along with the negative pressure to be secondarily purified, and then the air horizontally flows upwards from the side of the filter layer of the metal filter cylinder 9, after final filtration by the upper screen 14, the air is discharged by the fan 18, thereby completing air purification.
Compared with the prior art, the utility model provides a novel ground connection anion air purifier has following beneficial effect:
this clarifier is attracted by the 18 negative pressure of fan at top, and the air gets into from lower casing 1 of below, filters at coarse strainer 8 earlier, gets into the intraformational anion electric field of 9 adsorption layers of metal filter cylinder and purifies afterwards, and active adsorption material 10 through the adsorbed layer adsorbs, filters horizontal air-out through active adsorption material 10 of stratum filter again, filters at last at the last upper filter screen 14 of ventilation blower below, blows out from the clarifier top along with fan 18. The purification process of the purifier simulates the purification process of negative ions in a natural environment, under the condition of grounding, the metal filter cartridge 9 can capture the negative ions emitted by the negative ion emitting electrode 7 and pollutants carried with negative charges in an electric field, the metal filter cartridge 9 can also shield the electric field and does not generate static electricity to the outside, in addition, the grounding design of the grounding wire 22 avoids the effect similar to plasma, and the purifier does not generate ozone in the whole working process. Because the grounding design accelerates the electrostatic discharge of the metal filter cylinder 9, the purification process of the air flowing through the metal filter cylinder of the purifier is strengthened and accelerated, and because the potential difference exists continuously, the negative ion electrode works continuously and is more efficient; the negative ion electric field is shielded in the metal filter cylinder 9, so that static electricity does not leak laterally, the electrostatic interference on the purifier and peripheral objects is avoided, and ozone is not generated in the purification process, so that the purification device is safer; because the purifier mainly purifies in a negative ion working mode, and the metal filter screen has small air resistance, the energy consumption of the fan can be reduced, the noise is reduced, and more energy is saved; the filtration mode of negative pressure suction of the fan is adopted, so that the interference of airflow impact on the negative ion purification process is reduced, and the quality is higher; the novel grounding anion purifier is a high-efficiency, energy-saving, safe and healthy anion air purifier.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a novel ground connection anion air purifier, includes lower casing (1) and last casing (2) that can dismantle the connection, its characterized in that: an opening (3) is formed in the top of the lower shell (1), the top end and the bottom end of the upper shell (2) are open, a cover plate (4) capable of blocking the opening (3) is arranged at the top of the lower shell (1), through holes (5) are vertically formed in the cover plate (4), a support frame (6) is transversely arranged in an inner cavity of each through hole (5), an anion emitting electrode (7) extending to the inner cavity of the upper shell (2) is vertically arranged at the top of the support frame (6), an anion generator (23) is arranged in the inner cavity of the lower shell (1), a coarse strainer (8) is detachably arranged at a position, corresponding to the through holes (5), on the cover plate (4), of the inner cavity of the upper shell (2) is vertically provided with a metal filter cylinder (9) covering the outer portion of the coarse strainer (8), the wall of the metal filter cylinder (9) is made of double-layer metal nets, the top end between the two layers of metal nets is open, an active adsorption material (10) is arranged between the two layers of metal nets, the metal filter cylinder (9) is divided into an adsorption layer with the lower portion corresponding to the negative ion emission electrode (7) and a filter layer on the upper portion, the outer wall surface of the adsorption layer is wrapped by an outer membrane (11), an insulating cover (12) is arranged on the top end of the metal filter cylinder (9), a grounding wire (22) which is grounded is connected onto the metal filter cylinder (9), an upper filter screen (14) is arranged on the upper portion of the inner cavity of the upper shell (2), and the inner cavity of the upper shell (2) is located above the upper filter screen (14) and is provided with a fan (18) which blows air upwards.
2. The novel grounded anion air purifier as claimed in claim 1, wherein the outer surface of the upper surface of the lower shell (1) is provided with an annular groove (25), and the bottom end of the upper shell (2) is provided with a raised convex ring (26) matched with the annular groove (25).
3. The novel grounded anion air purifier as claimed in claim 1, wherein the side wall of the lower shell (1) is provided with a plurality of air inlet holes (27), and the air inlet holes (27) are uniformly distributed on the side wall of the lower shell (1).
4. The novel grounded anion air purifier of claim 1, wherein the side wall of the lower shell (1) is provided with an air inlet (28).
5. The novel grounded anion air purifier as claimed in claim 1, wherein the wall of the metal filter cylinder (9) is made of metal and has a hollow inner cavity, the metal filter cylinder (9) is connected with a ground wire (22), the anion emission electrode (7) is located in the inner cavity of the metal filter cylinder (9), the anion emission electrode (7) does not contact with the inner wall of the metal filter cylinder (9), the bottom of the outer surface of the metal filter cylinder (9) extends outwards to form a mounting ring, and the mounting ring is detachably connected with the cover plate (4) through a bolt.
6. The novel grounded anion air purifier as claimed in claim 1, wherein the inner cavity of the upper housing (2) is transversely provided with a hollow support ring (13), the upper filter screen (14) is arranged on the top of the support ring (13), both sides of the top of the support ring (13) are slidably provided with press grooves (16) capable of fastening the edges of the upper surface of the upper filter screen (14), and spring rods (15) are arranged between the outer sides of the press grooves (16) and the inner wall surface of the upper housing (2).
7. The novel grounded anion air purifier as claimed in claim 6, wherein a plurality of supporting blocks (19) are arranged on the inner wall surface of the upper shell (2) and above the supporting ring (13), a clamping hole is vertically formed in each supporting block (19), a housing (17) is arranged outside the fan (18), a plurality of supporting rods (20) are transversely and fixedly connected to the surface of the housing (17), and a clamping rod (21) which can be clamped into the clamping hole is vertically arranged at the bottom of the outer end of each supporting rod (20).
8. The novel grounded anion air purifier as claimed in claim 1, wherein the lower shell (1) is provided with a power line (29), and the outer end of the power line (29) is provided with a three-hole plug (30).
CN202023184521.7U 2020-12-25 2020-12-25 Novel grounding negative ion air purifier Active CN214333000U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114017888A (en) * 2021-11-23 2022-02-08 广东新内科技有限公司 Multipurpose air environment purifier with active adsorption and catalysis pollutant function cover
CN114543190A (en) * 2022-02-17 2022-05-27 青岛海信日立空调系统有限公司 Air conditioner indoor unit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114017888A (en) * 2021-11-23 2022-02-08 广东新内科技有限公司 Multipurpose air environment purifier with active adsorption and catalysis pollutant function cover
CN114017888B (en) * 2021-11-23 2022-11-22 广东新内科技有限公司 Multipurpose air environment purifier with active adsorption and catalysis pollutant function cover
CN114543190A (en) * 2022-02-17 2022-05-27 青岛海信日立空调系统有限公司 Air conditioner indoor unit
CN114543190B (en) * 2022-02-17 2023-09-26 青岛海信日立空调系统有限公司 Indoor unit of air conditioner

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