CN208316025U - A kind of hydration negative oxygen ion generator - Google Patents

A kind of hydration negative oxygen ion generator Download PDF

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Publication number
CN208316025U
CN208316025U CN201820893360.2U CN201820893360U CN208316025U CN 208316025 U CN208316025 U CN 208316025U CN 201820893360 U CN201820893360 U CN 201820893360U CN 208316025 U CN208316025 U CN 208316025U
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China
Prior art keywords
negative oxygen
oxygen ion
ontology
impeller
generation cavity
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CN201820893360.2U
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Chinese (zh)
Inventor
刘戈
晏建林
俞辉
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Ningbo Fotile Kitchen Ware Co Ltd
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Ningbo Fotile Kitchen Ware Co Ltd
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/16Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/22Ionisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00Air-humidification, e.g. cooling by humidification
    • F24F6/12Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/30Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T23/00Apparatus for generating ions to be introduced into non-enclosed gases, e.g. into the atmosphere

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)

Abstract

The utility model relates to a kind of hydration negative oxygen ion generators, including ontology, body interior is hollow to form the negative oxygen ion generation cavity for holding water, the air inlet for entering negative oxygen ion generation cavity for air is provided on the first side wall of ontology, the gas outlet for hydration negative oxygen ion output is provided on second body side wall, the impeller that water generates anion can be cut by being provided in negative oxygen ion generation cavity, which is set in the inner bottom wall of ontology with being able to rotate.When use, water is first added into negative oxygen ion generation cavity makes liquid level be in contact with impeller, air enters in negative oxygen ion generation cavity from air inlet, impeller cuts water when rotating, hydrone cracking is set to generate anion without generating the by-products such as ozone, and negative ion concentration is higher, simultaneously, anion combines the long hydration negative oxygen ion of initiation life with the oxygen in negative oxygen ion generation cavity and is exported by gas outlet, propagation distance is extended, in order to build the anion environment of high concentration in large space.

Description

A kind of hydration negative oxygen ion generator
Technical field
The utility model relates to air cleaning unit technical fields, refer specifically to a kind of hydration negative oxygen ion generator.
Background technique
Anion (negative oxygen ion) is a kind of negatively charged gas ion in air, according to the rule of the World Health Organization Fixed, when the concentration of negative oxygen ion in air is not less than 1000~1500 per cubic centimeter, such air is considered as pure and fresh Air.
Chinese patent application " a kind of dual power supply driving anion air purifying that application publication number is CN105526640A Device " (application number: CN201610023392.2), application No. is the Chinese patent application of CN105650752A, " one kind is equipped with integrated The purification device of formula ionic air purification system " (application number: CN201610001146.7) be provided with anion generation module, Its anion generation module mainly generates anion by the way of Point Corona Discharge, then by blower directly by anion Blowout.Authorization Notice No. be CN101214390B Chinese patent " negative ion generating device " (application number: CN200810010137.X more specific similar anion recurring structure) is disclosed comprising on pedestal and assembling pedestal Shell, the vertical homopolarity spray point equidistantly arranged being fixed between partition and window bar needle batten and control loop, Shell is made of rear shell and front housing, and window bar is flexibly connected with rear shell, and the homopolarity tungsten alloy spray point equidistantly arranged vertically uses One time packaging technology is fixed between needle batten and pressing plate, and the carbon fibre being fixed on needle batten is connected to the small high voltage block, The closed carbon fibre ring of setting in needle batten peripheral annular slot, the high voltage block component package being immobilized in the shell is in shielding case Interior, pedestal is hinged by rotary positioning apparatus with shell.
Above-mentioned anion production principle and structure comparative maturity, still, the anion generated in a manner of corona discharge Service life is extremely short, will soon disappear, and can not carry out long-distance communications, is difficult to build the anion ring of high concentration in large space Border.And in life, it after thunderstorm, by waterfall, can make one to feel with fresh air, this is because there are a large amount of " hydrations in air The reason of negative oxygen ion ", anion is with O2-(H2O)nThere is the half-life period with 60s in form, hydration negative oxygen ion lasts a long time, It propagates rapidly and is expected to improve indoor environment.Therefore it provides a kind of device that can generate hydration negative oxygen ion is particularly necessary.
Utility model content
For the current state of the art, the technical problem to be solved by the utility model is to provide one kind in the presence of oxygen Hydration negative oxygen ion is generated by water flow cutting and the hydration negative oxygen ion for avoiding the by-products such as ozone to generate simultaneously generates dress It sets.
Another technical problem to be solved in the utility model is the status for the prior art, is provided a kind of by making Negative oxygen ion and oxygen under high humidity environment in conjunction with and improve negative ion life, the negative oxygen ion that extends propagation distance generates dress It sets.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of hydration negative oxygen ion generates dress It sets, including ontology, it is characterised in that: the body interior is hollow to form the negative oxygen ion generation cavity for holding water, institute The air inlet for being provided on the first side wall of ontology and entering negative oxygen ion generation cavity for air is stated, is provided on the second body side wall For the gas outlet of hydration negative oxygen ion output, the leaf that water generates anion can be cut by being provided in the negative oxygen ion generation cavity Wheel, the impeller are set in the inner bottom wall of ontology with being able to rotate.
Preferably, spaced apart a plurality of baffle is provided in the inner body wall, the vertical inner body wall of the baffle is simultaneously erected To extension.Two spaced apart baffles are respectively arranged on the side wall that each of ontology is vertically arranged, which matches with impeller The dissection that can reinforce to water flow is closed, is conducive to generate more water and negative oxygen ion.
For the ease of assembly, the ontology bottom wall is recessed inwardly the accommodating cavity being formed with for installing motor, the motor In the accommodating cavity and output shaft extend upwardly into negative oxygen ion generation cavity, the impeller be connected on the output shaft of motor and The central axis of impeller is vertically arranged.
In the above embodiments, the first side wall is the roof of ontology, and the air inlet is opened on roof and leans on The third side wall arrangement of nearly ontology, the third side wall and second sidewall are positioned opposite.Using such structure, to avoid negative oxygen from Son is just exported before being combined into hydration negative oxygen ion.
Preferably, the air inlet edge is downwardly extending as air inlet sleeve, and being provided in the air inlet sleeve can will be empty Aspiration enters the blower in negative oxygen ion generation cavity.The structure is conducive to play guiding role to air inlet, is cut close to water flow Position is conducive to the negative oxygen ion oxygen supply to generate during water flow cutting to be converted into hydration negative oxygen ion.
As an improvement, the gas outlet is located at the top of second sidewall, and it is provided in the gas outlet and can makes anion The diffusion component of circumferential deflection occurs.
Preferably, the diffusion component includes mounting ring, installation axle and the magnetic sheet component with the pole N and the pole S, the installation Ring set is placed in installation axle periphery and coaxially arranged with the installation axle, and the magnetic sheet component is set in installation axle and is located at mounting ring In, the magnetic sheet component has the pole N of at least two groups and each group magnetic sheet and the pole S to be located at the two sides of installation axle, the N of each group magnetic sheet Pole is adjacently positioned, and the pole S of each group magnetic sheet is adjacently positioned.When anion is by the diffusion component at negative oxygen ion generation module outlet end When, the diffusion component of energization can generate magnetic field, to make the negative oxygen ion with negative electricity when extending axially through mounting ring by Lip river Lun Zili, which makes negative oxygen ion will deviate from original axial direction and deflect around, and then keeps anion rapid indoors It spreads apart, forms the air of the good carrying anion of uniformity, reach preferable air purification effect.
For the ease of installation, the first axially disposed card slot, corresponding, the peace are provided on the inner wall of the mounting ring It fills and is provided with the second axially disposed card slot on the periphery wall of axis, the magnetic sheet component is in put by the first card slot, the second card slot Shape is penetrated to be arranged between mounting ring and installation axle.
Preferably, the body bottom portion is provided with the water outlet for the water outflow in negative oxygen ion generation cavity.
Preferably, the first liquid level sensor, the second liquid level sensor are provided in the inner body wall, which passes Arranged for interval, the first liquid level sensor are located above impeller up and down for sensor and the second liquid level sensor, second level sensing Device is located at below impeller.It will call the police when liquid level is higher than the first liquid level sensor or lower than the second liquid level sensor, in order to Liquid level is maintained between the first liquid level sensor and the second liquid level sensor.Maintain liquid level and impeller The corresponding position in blade middle and lower part, be conducive to enhance water flow cutting dynamics, improve hydration negative oxygen ion generation efficiency.
Compared with the prior art, the advantages of the utility model are: the utility model have for hold the negative oxygen of water from Sub- generation cavity, and it is provided with the impeller of energy water flow cutting in negative oxygen ion generation cavity bottom, in use, first occurring to negative oxygen ion Water is added in chamber makes liquid level be in contact with impeller, and air enters in negative oxygen ion generation cavity from air inlet, to water when impeller rotates It is cut, so that hydrone cracking is generated anion without generating the by-products such as ozone, and negative ion concentration is higher, meanwhile, it bears Ion combines the long hydration negative oxygen ion of initiation life with the oxygen in negative oxygen ion generation cavity and is exported by gas outlet, prolongs Propagation distance is grown, in order to build the anion environment of high concentration in large space.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment;
Fig. 2 is the cross-sectional view of Fig. 1;
Fig. 3 is the structural schematic diagram of diffusion component in the utility model embodiment;
Fig. 4 is the exploded view of Fig. 3.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As shown in figures 1-4, the hydration negative oxygen ion generator of the present embodiment includes ontology 1,1 inner hollow of ontology from And the negative oxygen ion generation cavity 10 for holding water is formed, it is provided on the first side wall of ontology 1 and enters negative oxygen ion hair for air The air inlet 13 of chamber 10 is given birth to, the gas outlet 14 for hydration negative oxygen ion output, negative oxygen ion hair are provided in 1 second sidewall 11 of ontology The impeller 2 that water generates anion can be cut by being provided in raw chamber 10, which is set in the inner bottom wall of ontology 1 with being able to rotate.This The first side wall of embodiment is the roof of ontology 1, and air inlet 13 is opened in 12 cloth of third side wall on roof and close to ontology 1 It sets, the third side wall 12 and second sidewall 11 are positioned opposite.Using such structure, hydration is being combined into avoid negative oxygen ion It is just exported before negative oxygen ion.
It is provided with spaced apart a plurality of baffle 15 on 1 inner wall of ontology of the present embodiment, vertical 1 inner wall of ontology of baffle 15 And it is vertically extending.15 lower end of baffle is in contact with 1 bottom wall of ontology, and 15 upper end of baffle is higher than 2 upper end of impeller also above liquid level. Two spaced apart baffles 15 are respectively arranged on the side wall that each of ontology 1 is vertically arranged, the baffle 15 and impeller 2 cooperate It can reinforce the dissection to water flow, be conducive to generate more water and negative oxygen ion.1 bottom wall of ontology, which is recessed inwardly to be formed with, to be used for The accommodating cavity 16 of motor is installed, motor is set in the accommodating cavity 16 and output shaft 31 extends upwardly into negative oxygen ion generation cavity 10, Impeller 2 is connected on the output shaft 31 of motor and the central axis of impeller is vertically arranged.13 edge of air inlet be downwardly extending for Air inlet sleeve 131 is provided with the blower 4 that can be drawn air into negative oxygen ion generation cavity 10 in the air inlet sleeve 131.The structure Be conducive to play guiding role to air inlet, close to the position that water flow is cut, be conducive to negative for what is generated during water flow cutting Oxonium ion oxygen supply is to be converted into hydration negative oxygen ion.
In the present embodiment, gas outlet 14 is located at the top of second sidewall 11, and be provided in gas outlet 14 can make to bear from The diffusion component 5 of circumferential deflection occurs for son.The diffusion component 5 includes mounting ring 51, installation axle 52 and the magnetic with the pole N and the pole S Piece component 53, mounting ring 51 are placed on 52 periphery of installation axle and coaxially arranged with the installation axle 52, and magnetic sheet component 53 is set to installation On axis 52 and it is located in mounting ring 51, magnetic sheet component 53 has the pole N of three groups and each group magnetic sheet component 53 to be located at installation with the pole S The pole N of the two sides of axis 52, each group magnetic sheet component 53 is adjacently positioned, and the pole S of each group magnetic sheet component 53 is adjacently positioned.The present embodiment peace It fills ring 51 and gas outlet 14 is coaxially arranged.The first axially disposed card slot 511 is provided on the inner wall of mounting ring 51, it is corresponding, The second axially disposed card slot 521 is provided on the periphery wall of installation axle 52, magnetic sheet component 53 passes through the first card slot 511, second Card slot 521 is radial to be arranged between mounting ring 51 and installation axle 52.Blower 2 can accelerate air to negative oxygen ion generation cavity 10 Middle conveying, so that the hydration negative oxygen ion synthesized in negative oxygen ion generation cavity 10 is promoted to export by gas outlet 14, and diffusion group Part 5 is provided with the range of scatter for being conducive to increase hydration negative oxygen ion, when the negative oxygen ion with negative electricity extends axially through installation When ring 51, negative oxygen ion acted on by Lorentz force will deviate from original axial direction to around deflection and it is fast indoors Speed is spread apart, and is formed the air of the good carrying anion of uniformity, is reached preferable air purification effect.
It is opened wide at the top of the ontology 1 of the present embodiment and arranges and cover the cover board 100 that is equipped with and can take off, in order to add water, assembly And maintenance.1 inner wall of ontology is equipped with the first liquid level sensor 7, the second liquid level sensor 8, first liquid level sensor 7, second Liquid level sensor 8 is between the upper and lower every the first liquid level sensor 7 is located at 2 top of impeller, and the second liquid level sensor 8 is located under impeller 2 Side.It will call the police when liquid level is higher than the first liquid level sensor 7 or lower than the second liquid level sensor 8, in order to maintain liquid level Between the first liquid level sensor 7 and the second liquid level sensor 8.Liquid level is set to maintain the blade with impeller 2 in the utility model The corresponding position in 21 middle and lower parts is conducive to the dynamics for enhancing water flow cutting, improves hydration negative oxygen ion generation efficiency.Ontology 1 Bottom is provided with the water outlet 17 for the water outflow in negative oxygen ion generation cavity 10.
Using the present embodiment hydration negative oxygen ion generator when, first into negative oxygen ion generation cavity 10 be added water make liquid Position is in contact with impeller 2, and air enters in negative oxygen ion generation cavity 10 from air inlet 13, and impeller 2 cuts water when rotating, Hydrone cracking is set to generate anion without generating the by-products such as ozone, and negative ion concentration is higher, meanwhile, anion and negative oxygen Oxygen in ion generation cavity 10 combines the long hydration negative oxygen ion of initiation life and is exported by gas outlet 14, extends biography Distance is broadcast, in order to build the anion environment of high concentration in large space.

Claims (10)

1. a kind of hydration negative oxygen ion generator, including ontology (1), it is characterised in that: ontology (1) inner hollow to The negative oxygen ion generation cavity (10) for holding water is formed, is provided on the first side wall of the ontology (1) and enters negative oxygen for air The air inlet (13) of ion generation cavity (10) is provided on ontology (1) second sidewall (11) for hydration negative oxygen ion output Gas outlet (14), the impeller (2) that water generates anion can be cut by being provided in the negative oxygen ion generation cavity (10), the impeller (2) it is set in the inner bottom wall of ontology (1) with being able to rotate.
2. hydration negative oxygen ion generator according to claim 1, it is characterised in that: set on ontology (1) inner wall It is equipped with spaced apart a plurality of baffle (15), vertical ontology (1) inner wall of the baffle (15) is simultaneously vertically extending.
3. hydration negative oxygen ion generator according to claim 2, it is characterised in that: ontology (1) bottom wall is inside Recess is formed with the accommodating cavity (16) for installing motor (3), and the motor (3) is set in the accommodating cavity (16) and output shaft (31) it extends upwardly into negative oxygen ion generation cavity (10), the impeller (2) is connected on the output shaft (31) of motor (3) and impeller (2) central axis is vertically arranged.
4. hydration negative oxygen ion generator according to claim 1 or 2 or 3, it is characterised in that: the first side wall For the roof of ontology (1), the air inlet (13) is opened in the third side wall (12) on roof and close to ontology (1) and arranges, should Third side wall (12) and second sidewall (11) are positioned opposite.
5. hydration negative oxygen ion generator according to claim 4, it is characterised in that: air inlet (13) edge to Lower extension is formed as air inlet sleeve (131), and negative oxygen ion generation cavity can be drawn air by being provided in the air inlet sleeve (131) (10) blower (4) in.
6. hydration negative oxygen ion generator according to claim 1, it is characterised in that: the gas outlet (14) is located at the The top of two side walls (11), and the diffusion component (5) that can make anion that circumferential deflection occur is provided in the gas outlet (14).
7. hydration negative oxygen ion generator according to claim 6, it is characterised in that: the diffusion component (5) includes Mounting ring (51), installation axle (52) and the magnetic sheet component (53) with the pole N and the pole S, the mounting ring (51) are placed on installation axle (52) periphery and coaxially arranged with the installation axle (52), the magnetic sheet component (53) are set on installation axle (52) and are located at installation In ring (51), the magnetic sheet component (53) has the pole N of at least two groups and each group magnetic sheet component (53) and the pole S to be located at installation axle (52) pole N of two sides, each group magnetic sheet component (53) is adjacently positioned, and the pole S of each group magnetic sheet component (53) is adjacently positioned.
8. hydration negative oxygen ion generator according to claim 7, it is characterised in that: the inner wall of the mounting ring (51) On be provided with axially disposed the first card slot (511), it is corresponding, be provided on the periphery wall of the installation axle (52) axially disposed The second card slot (521), the magnetic sheet component (53) by the first card slot (511), the second card slot (521) is radial is arranged in Between mounting ring (51) and installation axle (52).
9. hydration negative oxygen ion generator according to claim 1, it is characterised in that: ontology (1) bottom is provided with For the water outlet (17) of the water outflow in negative oxygen ion generation cavity (10).
10. hydration negative oxygen ion generator according to claim 1, it is characterised in that: set on ontology (1) inner wall It is equipped with the first liquid level sensor (7), the second liquid level sensor (8), first liquid level sensor (7) and the second liquid level sensor (8) arranged for interval, first liquid level sensor (7) are located above impeller (2) up and down, the second liquid level sensor (8) position Below impeller (2).
CN201820893360.2U 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator Active CN208316025U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711460076 2017-12-28
CN2017114600762 2017-12-28

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Publication Number Publication Date
CN208316025U true CN208316025U (en) 2019-01-01

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Application Number Title Priority Date Filing Date
CN201820893360.2U Active CN208316025U (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201810591060.3A Withdrawn CN109980509A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201810591081.5A Withdrawn CN109980525A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201820893153.7U Active CN208579434U (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201810591059.0A Withdrawn CN109980508A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201810591071.1A Withdrawn CN109980519A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201820892804.0U Active CN208316024U (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator

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Application Number Title Priority Date Filing Date
CN201810591060.3A Withdrawn CN109980509A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201810591081.5A Withdrawn CN109980525A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201820893153.7U Active CN208579434U (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201810591059.0A Withdrawn CN109980508A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201810591071.1A Withdrawn CN109980519A (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator
CN201820892804.0U Active CN208316024U (en) 2017-12-28 2018-06-10 A kind of hydration negative oxygen ion generator

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113932284A (en) * 2020-07-13 2022-01-14 青岛海尔空调电子有限公司 Multifunctional integrated equipment
CN113507043B (en) * 2021-07-08 2022-11-01 深圳市宏康环境科技有限公司 Negative oxygen ion generator and negative oxygen ion preparation device
CN114383248A (en) * 2021-12-21 2022-04-22 青岛海信日立空调系统有限公司 Air conditioning device

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Publication number Publication date
CN109980525A (en) 2019-07-05
CN208579434U (en) 2019-03-05
CN109980519A (en) 2019-07-05
CN208316024U (en) 2019-01-01
CN109980509A (en) 2019-07-05
CN109980508A (en) 2019-07-05

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