CN206992486U - Nanometer water ion generating device based on refrigeration unit - Google Patents
Nanometer water ion generating device based on refrigeration unit Download PDFInfo
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- CN206992486U CN206992486U CN201720886695.7U CN201720886695U CN206992486U CN 206992486 U CN206992486 U CN 206992486U CN 201720886695 U CN201720886695 U CN 201720886695U CN 206992486 U CN206992486 U CN 206992486U
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- water ion
- generating device
- nanometer water
- refrigeration unit
- ion generating
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Abstract
The utility model discloses a kind of nanometer water ion generating device, built-in Peltier refrigeration unit, cooling condenses the vapor in air, and a nanometer water ion is produced by applying high-tension electricity.The nanometer water ion generating device is equipped with radiation conductive plate and thermoelectricity crystal grain, by the crosslinking of light sensitivity prepolymer and connect branch and chemically react, the radiating end of its thermoelectricity crystal grain is distinguished monomer and polymerize on two panels radiation conductive plate, its refrigeration end monomer polymerize on the electrodes base of sparking electrode pin, forms Peltier refrigeration unit；Sparking electrode pin, its outside plating reducing substances, is easy to discharge stability, while can excite reproducibility particle；Dash pad, the condensate isolated on electrodes base, and the cold of regulating discharging electrode needle point, to keep discharge stability；High-field electrode, it is placed in the surface of sparking electrode pin.Using the structure, the structural soundness of nanometer water ion generating device can be improved, realizes the miniaturization of appearance and size, reduces driving current, maintains stable discharging etc..
Description
Technical field
A kind of nanometer water ion generating device based on refrigeration unit is the utility model is related to, belongs to purification of air and beauty
Hairdressing area.
Background technology
Peltier (Peltier) refrigeration unit is as a kind of simple refrigeration modes easily realized, available for nanometer water ion
In generating means, to cool down electrode needle, the vapor in air is set to condense out water in electrode wire surface, thus can be exempting from
The air taken recycles electrion principle to produce a nanometer water ion as water source.It is but existing single using Peltier refrigeration
Some following deficiency be present in the nanometer water ion generating device of member：
(1) structural soundness of Peltier refrigeration unit is poor, it is easy to fractures, comes off or is broken, considerably increases production
The defect rate of product.Such as, in the prior art, it is a large amount of by the way of being welded and fixed, Peltier refrigeration unit is mutually solid with housing
Fixed, still, the component parts of Peltier refrigeration unit is more, and not only efficiency is low for the mode being welded and fixed, can also be due to technique
Reason produces related defects as described above.
(2) the refrigeration driving current of Peltier refrigeration unit is larger, refrigerating efficiency is low, not only adds production cost, and
And waste of energy is more.In order to increase refrigerating efficiency, prior art is often the processing mode for increase electric current, and producer pair
In the demand of properties of product, cause the electric current of Related product increasing, it is necessary to from the more preferable electronic component of performance parameter
With upgrading conductive material, therefore, the production cost that result in existing product is high.
(3) size of nanometer water ion generating device is larger, greatly limit its application scenarios.Because nanometer water ion is sent out
Generating apparatus needs to work in wet environment for a long time, is typically all to increase in the prior art to be packaged to the device therefore
Add the mode of waterproof kit to carry out, add waterproof kit, the volume of Related product can be affected greatly, and it can be increased
Production cost.
(4) nanometer water ion generating device refrigeration is uncontrollable, and condensate may be excessive, guiding discharge it is unstable or in
Only.
Utility model content
The purpose of this utility model is to provide a kind of nanometer water ion generating device based on refrigeration unit, made with air
For water source carrier, stable condensate is obtained using Peltier refrigeration unit, persistently produced by way of electrion nanometer water from
Son.
The utility model provides a kind of nanometer water ion generating device, including the nanometer water ion being arranged in housing occurs
Device, the nanometer water ion generating device include refrigeration unit, sparking electrode pin, the high-tension electricity set gradually from the bottom up
Pole；Dash pad is provided between the sparking electrode pin and high-field electrode；The refrigeration unit is that thermoelectricity crystal grain and radiating are led
The Peltier refrigeration unit that electroplax is formed；The thermoelectricity crystal particle welding is positioned in housing, then the friendship by light sensitivity prepolymer
Join and connect branch chemical reaction, its radiating end monomer is polymerize in radiation conductive plate, its refrigeration end monomer polymerize in sparking electrode pin
Lower end.
As the improvement to nanometer water ion generating device described in the utility model, the nanometer water ion generating device
The value of the characteristic size G-factor of thermoelectricity crystal grain is less than 0.6mm.
As the further improvement to nanometer water ion generating device described in the utility model, the light sensitivity prepolymer
Using urethane acrylate, polyether acrylate or epoxy acrylate.
As the further improvement to nanometer water ion generating device described in the utility model, the radiation conductive plate and
Sparking electrode pin is made by the metal with conductive and heat-conductive effect；Electronickelling, tin or silver on the outside of the radiation conductive plate；It is described
Plating reducing substances on the outside of sparking electrode pin.
As the further improvement to nanometer water ion generating device described in the utility model, the sparking electrode pin bag
Include the electrode needle base being sequentially overlapped from bottom to up, shaft and electrode needle top；The electrode needle base is discoid；The electricity
Pole pin top is spherical or ellipsoid；The shaft is adopted perpendicular to electrode needle base, the electrode needle top with shaft junction
Handled with rounding off；The refrigeration end monomer of the thermoelectricity crystal grain polymerize the electrode needle base in sparking electrode pin.
As the further improvement to nanometer water ion generating device described in the utility model, the dash pad is not by
Conductive material is made, and its center is provided with circular hole；The circular hole is run through in the upper end of the sparking electrode pin.
As the further improvement to nanometer water ion generating device described in the utility model, the front side of the housing and
Rear side is penetrating, and left side and right side set baffle plate respectively, and ventilating opening is respectively arranged with the baffle plate；The housing bottom sets shell
Body cavity；The left side and right side of the housing bottom are respectively arranged with conductive plate insertion mouth and are connected with housing hollow；The shell
Body bottom is provided with aerial post.
As the further improvement to nanometer water ion generating device described in the utility model, the high-field electrode is ring
Shape, relative to the position of sparking electrode pin, release aperture is provided with high-field electrode.
Nanometer water ion generating device based on refrigeration unit, thermoelectricity crystal grain is positioned in the housing hollow of housing；Will be complete
Thermoelectricity crystal grain into positioning by the crosslinking of light sensitivity prepolymer and connects branch and chemically reacted, and its radiating end monomer is polymerize in radiating
Conductive plate, its refrigeration end monomer polymerize the electrode needle base in sparking electrode pin.
As the improvement to the nanometer water ion generating device described in the utility model based on refrigeration unit, the positioning
Positioned to be welded and fixed mode.
The utility model to more than in the prior art the defects of make improvement, in order to increase Peltier refrigeration unit and housing
Between steadiness, the utility model uses pad localization, the crosslinking of light sensitivity prepolymer and connect the mode of branch chemical reaction will
Peltier refrigeration unit is packaged, and realizes the sealing water resistance of Peltier refrigeration unit in itself so that it can depart from phase
Waterproof kit is closed to be used alone, and the steadiness between all modules of Peltier refrigeration unit is more excellent, and use is this
Encapsulation mode after chemical reaction also brings absolute water resistance, and it is more stable relative to existing waterproof kit, base
Solved the problems, such as on this because of life of product caused by waterproof kit failure；And due to Peltier refrigeration unit encapsulation technology
Improve so that open type design can be used by accommodating the housing of Peltier refrigeration unit of the present utility model, increase the steady of water source
It is qualitative.And due to the improvement of the Peltier refrigeration unit encapsulation technology so that the utility model can be in existing nanometer water ion
Improvement is made in the volume of generating means, and further directed to the improvement that reduction volume is made, it is less than using characteristic size G-factor
0.6mm thermoelectricity crystal grain, because its electric current is no more than 1.5A, it is set to use comparatively fine wire rod and electronic component,
Further bring the improvement in volume.Meanwhile in order to prevent the problem of condensate is excessive, guiding discharge is unstable or stops, this reality
It is solidifying on electrode needle base to isolate with new using the dash pad being placed in through sparking electrode pin above electrode needle base
Water, and the cold of regulating discharging electrode needle point, prevent the excessive condensate of needle point, to keep discharge stability.
Brief description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the overall structure diagram of nanometer water ion generating device of the present utility model；
Fig. 2 be in Fig. 1 housing 1 and P/N type thermoelectricity crystal grain 6 and radiation conductive plate 2 combination after result schematic diagram；
Fig. 3 is the concrete structure schematic diagram of Fig. 1 mesohighs electrode 5；
Fig. 4 is the primary structure schematic diagram of housing 1 in Fig. 1；
Fig. 5 is the structural representation after P/N type thermoelectricity crystal grain 6 and the combination of radiation conductive plate 2；
Fig. 6 is the nanometer water ion generating device main element schematic diagram for setting dash pad 8；
Fig. 7 is thermoelectricity crystal grain G-factor to the experiment of Peltier refrigeration and gross data analysis chart.
Embodiment
Embodiment 1, Fig. 1-Fig. 6 provide a kind of nanometer water ion generating device based on refrigeration unit, using air as system
The carrier at water source needed for nanometer water ion is made, the principle of water outlet can be condensed with lasting acquisition water source by encountering cold surface using air,
Electrion principle is used again, and condensed water is shocked by electricity and generates nanometer water ion.
Nanometer water ion generating device of the present utility model includes housing 1, refrigeration unit, sparking electrode pin 3, high-tension circuit
Module 4, high-field electrode 5, low-voltage circuit module 7, dash pad 8.Wherein, the refrigeration unit that the utility model uses is brilliant for thermoelectricity
The Peltier refrigeration unit that grain 6 and radiation conductive plate 2 are formed.
Its housing 1 is made of non electrically conductive material, as shown in figure 4, the bottom centre position of housing 1 is provided with housing hollow
101, for accommodating Peltier refrigeration unit and radiating, the housing 1 designs as open type, i.e., front and rear penetrating, left and right side
Baffle plate is set respectively, and ventilating opening 104 is respectively arranged with the baffle plate of left and right side, and (this design causes endlessly air stream
Through the nanometer water ion generating device built in housing 1, and fully contacted with the sparking electrode pin 3 in device, to manufacture nanometer water
Ion provides stable source of water), and the left and right side of the bottom of housing 1 is respectively arranged with conductive plate insertion mouth 105, the conduction of the both sides
Plate insertion mouth 105 is connected behind the bottom of housing 1 with housing hollow 101.In the conductive plate of the bottom left and right side of housing 1
Radiation conductive plate 2 is respectively embedded into embedded mouth 105, two blocks of radiation conductive plates 2 are exposed to housing hollow 101, and are mutually not in contact with each other.
And the part of housing hollow 101 is exposed in two blocks of radiation conductive plates 2, the setting of thermoelectricity crystal grain 6 is carried out, it is by welding pre- place
Reason (is completed to be mutually located processing between radiation conductive plate 2, thermoelectricity crystal grain 6 and sparking electrode pin 3, is easy to subsequently grasp
Make), then by the crosslinking of light sensitivity prepolymer and connect branch and chemically react, monomer polymerize and led in two panels radiating its radiating end respectively
On electroplax 2, its refrigeration end is distinguished monomer and polymerize on the electrode needle base 301 of sparking electrode pin 3, forms a firm Paar
Paste refrigeration unit.Above-described light sensitivity prepolymer can use urethane acrylate, polyether acrylate, epoxy acrylic
Ester etc., for chemical polymerization Peltier refrigeration unit, contact resistance is reduced, so as to improve its refrigeration, also to exposed to shell
Radiation conductive plate 2 and thermoelectricity crystal grain 6 in body cavity 101 carry out insulation and encapsulation process (in the prior art, it is necessary to using it
His technique is completed insulation and sealed, such as external seal box mode, considerably increases the volume and manufacturing cost of device), prevent
Condensate is unrestrained to cause short circuit, ensures circuit safety operation, while can strengthen the steadiness and water proofing property of thermoelectricity crystal grain 6, prevents
Only it fractures and made moist, so as to greatly improve the refrigeration of thermoelectricity crystal grain 6 and service life.
Above-described radiation conductive plate 2 can be made up of the good metal of the conductive and heat-conductive such as copper effect, while electric outside it
Nickel plating, tin or silver etc., to improve the steadiness that it polymerize with thermoelectricity crystal grain 6.Radiation conductive plate 2 not only acts as the work of connection circuit
With, thermolysis is also acted as, therefore radiation conductive plate 2 should not use the form of line, but the form of piece is used, to increase radiating
Area.Consider to facilitate external cabling in addition, and save nanometer water ion generating device space, radiation conductive plate 2 is using Fig. 3 institutes
The folding shape design shown, and done anti-plug mimetic design.
Above-described sparking electrode pin 3 includes electrode needle base 301, electrode needle top 302 and shaft 303；Electrode needle
Shaft 303 is vertically fixed in the upper surface of base 301, and the upper end of shaft 303 sets electrode needle top 302；Wherein, electrode needle base 301
In the form of annular discs, and be relatively large in diameter, to polymerize connection thermoelectricity crystal grain 6, electrode needle top 302 is in spherical or ellipsoid, and diameter
More than shaft 303, be advantageous to form stable taylor cone during electric discharge；Electrode needle top 302 is with the junction of shaft 303 using round and smooth
Transition processing, reduce siphon resistance, when electrode needle top condensate generates nanometer water ion and discharged, shaft surface
Condensate is automatically replenished, so as to maintain discharge stability.
The surface temperature of sparking electrode pin 3 is preferably between 5~10 DEG C, meets the temperature of vapor needs being condensed out in air
Degree, while prevent from freezing and influenceing the manufacture of nanometer water ion.
It is past in the prior art in order to increase refrigeration in the case where the material and use condition of thermoelectricity crystal grain 6 are certain
Toward being by the way of electric current is increased, therefore, its volume of existing Related product is caused constantly to increase, it is constantly increased using power
Greatly, while better effects are obtained, its power consumption is bigger.The utility model is due to the improvement of encapsulation technology so that its structure can
Constantly to reduce, and while geometries shrink, to the characteristic size G-factor of thermoelectricity crystal grain 6 (i.e. cross-sectional area and height
Ratio) it is adjusted, it is adjusted to be less than 0.6mm (i.e. G-factor corresponding to cusp A in Fig. 7), now Peltier system
The driving current smaller (being less than 1.5A) of cold unit, refrigeration performance preferably (coefficient of refrigerating performance is more than 0.2), are shown in Fig. 7, excellent realizing
Refrigeration while, its volume compared with the prior art in the device that can obtain identical refrigeration be obviously reduced, can
It is more with the scene used, and under the premise of related encapsulation technology of the present utility model, the envelope of the thermoelectricity crystal grain 6 of this small size
Dressing up power substantially increases, and its materials more saves.
It is the data that relevant apparatus of the present utility model records in test as shown in figure Fig. 7, the environment of the test is
25 DEG C of indoor temperature, relative humidity 55%.
When driving current is more than 1.5A, circuit board need to use the higher electronic component of performance, and it could be maintained to freeze
Efficiency, manufacturing cost can be caused to greatly increase, while the heating loss of circuit board can greatly increase, and not only cause a large amount of of electric energy
Waste, and the refrigeration of Peltier refrigeration unit can be had a strong impact on, cause nanometer water ion generating device not accomplish small
Type.
Sparking electrode pin 3 is upward perpendicular to the bottom surface of housing 1, electrode needle top 302.Sparking electrode pin 3 can be led by copper etc.
The metal of electric good heat conduction effect is made, while reducing substances such as electronickelling, silver or gold outside it, not only improves its thermal conductivity
And discharge stability, and reproducibility particle can be inspired.
Such as Fig. 6, the nanometer water ion generating device of the utility model embodiment is provided with dash pad 8, and its center is provided with circle
Hole, and the top of electrode needle base 301 is placed in through sparking electrode pin 3, to isolate the condensate on electrode needle base 301, and it is adjustable
The cold of sparking electrode needle point is saved, the excessive condensate of needle point is prevented, to keep discharge stability.
Dash pad 8 is made of electrically non-conductive material, and waterproof material, or the spongy material of tool can be used to be made.
The top of housing 1 is provided with high-field electrode fixed column 103, and high-field electrode 5 is fixed by fixing hole 502 through high-field electrode
Post 103 and be fixed on the top of housing 1, positioned at the surface of sparking electrode pin 3.
High-field electrode 5 uses loop design, and centre is provided with release aperture 501, and the center of release aperture 501 is in sparking electrode pin 3
On center line.High-field electrode 5 is made of conductive material, provided with high-voltage connection 503 to connect high-tension circuit module 4, is led to
High-tension circuit module 4 is crossed to applying high pressure between high-field electrode 5 and sparking electrode pin 3.
Low-voltage circuit module 7 and high-tension circuit module 4 are opened, low-voltage circuit module 7 drives Peltier refrigeration unit refrigeration,
Now the bottom radiating of thermoelectricity crystal grain 6, top refrigeration, heat are shed by radiation conductive plate 2 from housing hollow 101, cold
Sparking electrode pin 3 is passed to by electrode needle base 301 so that the surface temperature of sparking electrode pin 3 decreases below surrounding air
Dew-point temperature, when air contact is to sparking electrode pin 3, condensate is produced on its surface.High-tension circuit module 4 is to high-field electrode 5
Apply high voltage between sparking electrode pin 3, under action of high voltage, the condensate on the surface of sparking electrode pin 3 raises up shape
Into taylor cone, and then nanometer water ion is produced, outwards discharged by release aperture 501.
The bottom of housing 1 is provided with aerial post 102, and to make somebody a mere figurehead the bottom of housing 1, more conducively Peltier refrigeration unit is by dissipating
Thermal conductivity electroplax 2 outwards radiates.
Optionally, thermoelectricity crystal grain 6 and radiation conductive plate 2 and sparking electrode pin 3, welding pretreatment, Ran Houtong can be first passed through
To cross the crosslinking of light sensitivity prepolymer and connect branch chemical reaction, its radiating end is distinguished monomer and polymerize on two panels radiation conductive plate 2, its
Refrigeration end is distinguished monomer and polymerize on the electrode needle base 301 of sparking electrode pin 3, is freezed with one firm Peltier of composition single
Member.
Optionally, preferred 0.3mm of value of the characteristic size G-factor of thermoelectricity crystal grain 6 or so (B points as shown in Figure 7), this
When coefficient of refrigerating performance reach maximum, the refrigerating efficiency highest of Peltier refrigeration unit.
Optionally, the number of the thermoelectricity crystal grain 6 of Peltier refrigeration unit can require to select according to refrigerating capacity.
Optionally, radiation conductive plate 2 can also design for folding shape according to actual conditions, to facilitate wiring.
Optionally, number, size, shape and the position such as the ventilating opening 104 on housing 1, fixed column, aerial post can bases
Need to be designed.
Optionally, the housing hollow 101 of the utility model embodiment is square, or other shapes.
Optionally, thermoelectricity crystal grain 6 selects P/N type thermoelectricity crystal grain.
Optionally, low-voltage circuit module 7 and high-tension circuit module 4 can be integrated into a circuit module.
Finally, it is also necessary to it is noted that listed above is only a specific embodiment of the present utility model.Obviously, originally
Utility model is not limited to above example, can also there is many deformations.One of ordinary skill in the art can be from the utility model
All deformations that disclosure is directly exported or associated, are considered as the scope of protection of the utility model.
Claims (8)
1. a kind of nanometer water ion generating device based on refrigeration unit, including the nanometer water ion hair being arranged in housing (1)
Generating apparatus, the nanometer water ion generating device include the refrigeration unit, sparking electrode pin (3), height set gradually from the bottom up
Piezoelectricity pole (5)；Dash pad (8) is provided between the sparking electrode pin (3) and high-field electrode (5)；It is characterized in that, described
Refrigeration unit includes：
The thermoelectricity crystal grain (6) of welding positioning in the housing (1), by the crosslinking of light sensitivity prepolymer and connect branch respectively and chemically react
Afterwards, the radiation conductive plate (2) that polymerize with thermoelectricity crystal grain (6) radiating end monomer and it polymerize with thermoelectricity crystal grain (6) refrigeration end monomer
Sparking electrode pin (3)；
The welding positioning is respectively the radiating end and radiation conductive plate (2) of thermoelectricity crystal grain (6), refrigeration end and sparking electrode pin
(3) between lower end.
2. according to the nanometer water ion generating device based on refrigeration unit described in claim 1, it is characterised in that the thermoelectricity
The value of the characteristic size G-factor of crystal grain (6) is less than 0.6mm.
3. according to the nanometer water ion generating device based on refrigeration unit described in claim 1, it is characterised in that described photosensitive
Property prepolymer uses urethane acrylate, polyether acrylate or epoxy acrylate.
4. according to the nanometer water ion generating device based on refrigeration unit described in claim 1, it is characterised in that the radiating
Conductive plate (2) and sparking electrode pin (3) are made by the metal with conductive and heat-conductive effect；
Electronickelling, tin or silver on the outside of the radiation conductive plate (2)；
Plating reducing substances on the outside of the sparking electrode pin (3).
5. according to the nanometer water ion generating device based on refrigeration unit described in claim 1, it is characterised in that the electric discharge
Electrode needle (3) includes the electrode needle base (301), shaft (303) and electrode needle top (302) being sequentially overlapped from bottom to up；
The electrode needle base (301) is discoid；
The electrode needle top (302) is spherical or ellipsoid；
The shaft (303) is adopted perpendicular to electrode needle base (301), the electrode needle top (302) with shaft (303) junction
Handled with rounding off；
The refrigeration end monomer of the thermoelectricity crystal grain (6) polymerize the electrode needle base (301) in sparking electrode pin (3)；
The radiation conductive plate (2) is the laminated structure that inverse inserting-preventing is set.
6. according to the nanometer water ion generating device based on refrigeration unit described in claim 1, it is characterised in that the dash
Pad (8) is made up of electrically non-conductive material, and its center is provided with circular hole；
The circular hole is run through in the upper end of the sparking electrode pin (3).
7. according to the nanometer water ion generating device based on refrigeration unit described in claim 1, it is characterised in that the housing
(1) front side and rear side is penetrating, and left side and right side set baffle plate respectively, and ventilating opening (104) is respectively arranged with the baffle plate；
Housing (1) bottom sets housing hollow (101)；
The left side and right side of housing (1) bottom are respectively arranged with conductive plate insertion mouth (105) and are connected with housing hollow (101)
It is logical；
Housing (1) bottom is provided with aerial post (102).
8. according to the nanometer water ion generating device based on refrigeration unit described in claim 1, it is characterised in that the high pressure
Electrode (5) is ring-type, and relative to the position of sparking electrode pin (3), release aperture (501) is provided with high-field electrode (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720886695.7U CN206992486U (en) | 2017-07-18 | 2017-07-18 | Nanometer water ion generating device based on refrigeration unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720886695.7U CN206992486U (en) | 2017-07-18 | 2017-07-18 | Nanometer water ion generating device based on refrigeration unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206992486U true CN206992486U (en) | 2018-02-09 |
Family
ID=61415892
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720886695.7U Active CN206992486U (en) | 2017-07-18 | 2017-07-18 | Nanometer water ion generating device based on refrigeration unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110544877A (en) * | 2019-08-13 | 2019-12-06 | 深圳众清人居科技有限公司 | Dynamic water ion generating device and dynamic water ion generating method |
| CN110571651A (en) * | 2019-10-10 | 2019-12-13 | 广东东玉科技有限公司 | Novel water ion generator |
| CN116499133A (en) * | 2023-05-12 | 2023-07-28 | 北京福乐云科技有限公司 | Refrigerating unit power control method and system of active fog ion generating device |
-
2017
- 2017-07-18 CN CN201720886695.7U patent/CN206992486U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110544877A (en) * | 2019-08-13 | 2019-12-06 | 深圳众清人居科技有限公司 | Dynamic water ion generating device and dynamic water ion generating method |
| CN110571651A (en) * | 2019-10-10 | 2019-12-13 | 广东东玉科技有限公司 | Novel water ion generator |
| CN116499133A (en) * | 2023-05-12 | 2023-07-28 | 北京福乐云科技有限公司 | Refrigerating unit power control method and system of active fog ion generating device |
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