CN220062045U - Integrated photocatalysis sterilization ventilation device - Google Patents
Integrated photocatalysis sterilization ventilation device Download PDFInfo
- Publication number
- CN220062045U CN220062045U CN202321273474.4U CN202321273474U CN220062045U CN 220062045 U CN220062045 U CN 220062045U CN 202321273474 U CN202321273474 U CN 202321273474U CN 220062045 U CN220062045 U CN 220062045U
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- screw rod
- transmission mechanism
- louver
- direct current
- limit switch
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- 238000009423 ventilation Methods 0.000 title claims abstract description 60
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 23
- 230000001699 photocatalysis Effects 0.000 title claims abstract description 22
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 22
- 238000007146 photocatalysis Methods 0.000 title claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 45
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 241000894006 Bacteria Species 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 claims abstract description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- -1 oxygen ions Chemical class 0.000 claims description 6
- 239000011941 photocatalyst Substances 0.000 claims description 5
- 241000700605 Viruses Species 0.000 abstract description 5
- 239000007789 gas Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 231100000331 toxic Toxicity 0.000 abstract description 2
- 230000002588 toxic effect Effects 0.000 abstract description 2
- 238000013033 photocatalytic degradation reaction Methods 0.000 abstract 1
- 238000004887 air purification Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000030833 cell death Effects 0.000 description 1
- 210000000170 cell membrane Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000005515 coenzyme Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical compound [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000017613 viral reproduction Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model discloses an integrated photocatalysis sterilization ventilation device, which comprises a louver ventilation window, a screw rod transmission mechanism arranged in the louver ventilation window, wherein the screw rod transmission mechanism drives louver blades to open or close and controls a direct current fan to start; the honeycomb aluminum plate is provided with a control switch, a driving control board is arranged in the louver ventilating window, the screw rod transmission mechanism comprises a trapezoidal screw rod, the trapezoidal screw rod is connected with a direct current motor, the direct current motor provides power for the screw rod transmission mechanism, under the action cooperation of a limit switch A and a limit switch B, a guide rail provides axial guidance along the screw rod for a screw rod nut, the screw rod nut is driven to reciprocate between the limit switch A and the limit switch B, one end of a Z connecting piece is connected with the screw rod nut, and the other end of the Z connecting piece is dynamically and mechanically connected with a blade accessory of the louver ventilating window. The device generates strong photocatalytic degradation effect in the working process, and can effectively degrade toxic and harmful gases in the air and kill various bacteria and viruses.
Description
Technical Field
The utility model belongs to the technical field of air purification, and particularly relates to a photocatalytic air purification device.
Background
Recently, the air purifying equipment of the mobile vehicle-mounted medical shelter, the army cooking vehicle-mounted shelter and other mobile shelter plate type buildings for special operations generally adopts a common ventilating device, so that external fresh air is led into the shelter, turbid air in the shelter is led out, and the purposes of sterilizing, removing dust and haze, removing harmful decoration residues, removing peculiar smell and the like can not be achieved far. The common ventilation device cannot be used in a dynamic environment with complicated and severe conditions, and cannot cause secondary pollution to the environment and injury to personnel. In severe cases, public health safety accidents can be caused even by leakage.
An energy-saving fresh air purifier with a publication number of CN105042730A comprises a shell, a fresh air passage and an exhaust passage, wherein fresh air enters the fresh air passage from the first air inlet, is guided by the first guide plate, is filtered by the first medium-efficiency filter, enters the first air outlet cavity, and is discharged from the second air outlet; old air enters the exhaust passage from the second air inlet, is guided by the second guide plate, is filtered by the second intermediate-efficiency filter, enters the second air outlet cavity, and is discharged from the first air outlet. The beneficial effects of an energy-saving fresh air purifier that the present case provided: the integrated filter element is adopted, so that the adjustment of the temperature and the humidity of the air flow is realized while the air flow is purified, the heat exchange and the adjustment of the humidity of the outdoor air flow and the indoor air flow are realized in the medium-efficiency filter, and the effects of reducing the energy consumption, saving energy and reducing emission while the air flow is purified are achieved. The device needs to be matched with an ultraviolet lamp, and the structure cannot well save the space in the vehicle when being applied to the vehicle, and the air flow exchange is uneven.
The utility model provides a photoelectrocatalysis air purification device with turbulent air duct of publication No. CN102120040B, includes the casing and sets up the air supply mechanism on the casing, is equipped with the air outlet on the casing, air supply mechanism passes through the arc wind channel and is connected with the air outlet, the arc wind channel is the arc air supply bend part in the air supply mechanism, install corona emitter on the arc wind channel, corona emitter and the internal face in arc wind channel are connected with the power electricity respectively, the internal face coating in arc wind channel has the photoelectrocatalysis layer, and the internal face in this arc wind channel forms dust collection purification face under electric field environment. The air purifying device has reasonable structural space layout, large dust collection area, high purifying efficiency and wide purifying range, and simultaneously has low wind resistance and reduced energy consumption. The device needs to react with electromagnetic cooperation and has a complex structure.
Therefore, the integrated photocatalysis sterilization ventilation device is provided for overcoming the defect of the application of the ventilation and sterilization technology of the conventional mobile vehicle-mounted plate type building shelter, and is helpful for avoiding the diffusion of harmful bacteria and viruses inside and outside the shelter.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide an integrated photocatalysis sterilization ventilation device,
in order to achieve the above purpose, the present utility model adopts the following technical scheme: an integrated photocatalysis sterilization ventilation device comprises a louver ventilation window, a screw rod transmission mechanism arranged in the louver ventilation window, wherein the screw rod transmission mechanism drives the louver ventilation window to open or close, and controls the starting of a direct current fan; the honeycomb aluminum plate is provided with a control switch, the shutter ventilation window is internally provided with a drive control board, and the drive control board, the control switch and the screw rod transmission mechanism are electrically connected, so that the whole ventilation device is controlled;
the screw rod transmission mechanism comprises a trapezoidal screw rod, the trapezoidal screw rod is connected with a direct current motor, the direct current motor provides power for the screw rod transmission mechanism, under the action cooperation of a limit switch A and a limit switch B, a guide rail provides axial guide along the screw rod for a screw rod nut, the screw rod nut is enabled to reciprocate between the limit switch A and the limit switch B, one end of a Z connecting piece is connected with the screw rod nut, and the other end of the Z connecting piece is dynamically and mechanically connected with a blade accessory of the louver ventilating window.
The honeycomb aluminum plate is sprayed with a TiO2 photocatalyst, and hydroxyl radicals and negative oxygen ions generated under the irradiation of visible light destroy bacteria.
The direct current fan rotates clockwise or anticlockwise along with the screw rod transmission mechanism under the starting of the control switch.
The bottom of the louver ventilating window is louver-shaped, and three-dimensional plates are arranged on the periphery of the louver ventilating window to form a space for placing the direct-current fan and the driving control board.
The honeycomb aluminum plate is arranged at the top end of the louver ventilating window through the screw, and seals the louver ventilating window.
The whole ventilation device is electrified, the control switch is pressed down, the screw rod transmission mechanism drives the shutter ventilation window blades to be opened slowly, and when the trapezoidal screw rod of the screw rod transmission mechanism drives the screw rod nut to be contacted with the limit switch B, the blades are opened to an allowable maximum angle; the driving control board receives a signal fed back by the limit switch B, and controls the direct current fan to start rotating and controls the direct current motor of the screw rod transmission mechanism to stop working; the control switch is pressed down again, the drive control board controls the direct current fan to stop working, the direct current motor is controlled to start working reversely, the screw rod transmission mechanism drives the blades of the louver ventilating window to be closed slowly, when the screw rod nut of the screw rod transmission mechanism is contacted with the limit switch A, the drive control board receives a signal fed back by the limit switch A, the direct current motor stops working, and the blades are closed completely.
Compared with the prior art, the utility model has the following advantages:
1. the honeycomb aluminum plate is used as a base material for adsorbing the TiO2 photocatalyst, and the TiO2 photocatalyst is firmly and uniformly sprayed and adsorbed on the metal surface of the honeycomb aluminum plate by adopting a Ti02 (nontoxic and strong in chemical stability) photocatalytic oxidation technology. Under the irradiation of visible light, the generated hydroxyl radical and negative oxygen ions can be oxidized and destroyed to break down coenzyme and respiratory enzyme in cells, breakdown cell membrane, cause cell protein denaturation, terminate bacterial and viral reproduction, cause cell death, and finally kill bacteria and viruses. The reaction is mild, and can effectively degrade toxic and harmful gases in the air and kill various bacteria and viruses.
2. Adopt screw drive mechanism control to make the clockwise rotation of fan, realize air inlet and air-out, realize the opening and the closure of tripe ventilation window simultaneously, cellular aluminum plate spraying's surface area is big, and the duration that the wind passes through the honeycomb plate is long, promotes bactericidal effect, and equipment is simple, secondary pollution is little, easy operation control.
Drawings
In order to more clearly illustrate the technical solutions of specific embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
FIG. 1 is a schematic structural diagram of an integrated photocatalytic sterilization ventilation device according to the present utility model;
FIG. 2 is an exploded view showing the structural components of the integrated photocatalytic sterilization ventilation device according to the present utility model;
FIG. 3 is a bottom view of the integrated photocatalytic sterilization ventilation device according to the present utility model;
FIG. 4 is a side view of an integrated photocatalytic sterilization ventilation device according to the present utility model;
FIG. 5 is a top view of an integrated photocatalytic sterilization ventilation device according to the present utility model;
FIG. 6 is a schematic view of a screw drive mechanism of an integrated photocatalytic sterilization ventilation device according to the present utility model;
FIG. 7 is a schematic diagram of an air purification process of an integrated photocatalytic sterilization ventilation device according to the present utility model;
in the figure, a 1-louver ventilation window; 2-driving control board; 3-a direct current fan; 4-honeycomb aluminum plate; 5-controlling a switch; 6-a screw rod transmission mechanism; 7-a trapezoidal screw rod; 8-a screw rod transmission mechanism; 9-guiding rails; 10-limit switch B; 11-direct current motor; 12- -a screw nut; 13-Z connector.
Detailed Description
The present utility model will be further described with reference to the drawings and the specific embodiments, but it should not be construed that the scope of the subject matter of the present utility model is limited to the following embodiments, and various modifications, substitutions and alterations made according to the ordinary skill and familiar means of the art to which this utility model pertains are included within the scope of the present utility model without departing from the above technical idea of the utility model.
Referring to fig. 1-5, an integrated photocatalysis sterilization ventilation device comprises a louver ventilation window 1, a screw rod transmission mechanism 6 arranged in the louver ventilation window 1, wherein the screw rod transmission mechanism 6 drives the louver ventilation window to open or close, and controls a direct current fan 3 to start; the honeycomb aluminum plate 4 is provided with a control switch 5, the shutter ventilation window 1 is internally provided with a drive control board 2, and the drive control board 2, the control switch 5 and a screw rod transmission mechanism 6 are electrically connected, so that the whole ventilation device is controlled; the honeycomb aluminum plate 4 is sprayed with a TiO2 photocatalyst, and hydroxyl radicals and negative oxygen ions generated under the irradiation of visible light destroy bacteria. The bottom of tripe transom 1 is tripe form, is provided with the space that three-dimensional board formed to place direct current fan 3, drive control panel 2 all around, tripe transom 1 installs cellular aluminum plate 4 through the screw on top.
The screw rod transmission mechanism 6 comprises a trapezoidal screw rod 7, the trapezoidal screw rod 7 is connected with a direct current motor 11, the direct current motor 11 provides power for the screw rod transmission mechanism 6, under the action cooperation of a limit switch A8 and a limit switch B10, a guide rail 9 provides axial guide along the screw rod for a screw rod nut 12, the screw rod nut 12 is enabled to reciprocate between the limit switch A8 and the limit switch B10, one end of a Z connecting piece 13 is connected with the screw rod nut 12, and the other end of the Z connecting piece 13 is dynamically and mechanically connected with a blade accessory of the louver ventilating window 1.
The whole ventilation device is electrified, the control switch 5 is pressed down, the screw rod transmission mechanism 6 drives the blades of the louver ventilation window 1 to be opened slowly, and when the trapezoidal screw rod 7 of the screw rod transmission mechanism 6 drives the screw rod nut 12 to be in contact with the limit switch B10, the blades are opened to the maximum allowable angle; the driving control board 2 receives a signal fed back by the limit switch B10, and the driving control board 2 controls the direct current fan 3 to start rotating work and controls the direct current motor 11 of the screw rod transmission mechanism 6 to stop working; the control switch 5 is pressed down again, the drive control board 2 controls the direct current fan 3 to stop working, the direct current motor 11 is controlled to start working reversely, the screw rod transmission mechanism 6 drives the blades of the louver ventilating window 1 to be closed slowly, when the screw rod nut 12 of the screw rod transmission mechanism 6 is contacted with the limit switch A8, the drive control board 2 receives a signal fed back by the limit switch A8, the direct current motor 11 stops working, and the blades are closed completely.
Working principle: the system can be composed of two or more ventilation devices, the working principle is described briefly by referring to fig. 6, and the system is provided with two ventilation devices.
The system is characterized in that two ventilation devices have basically the same structural function, and are provided with a drive control board 2, a screw rod transmission mechanism 6, a direct current fan 3 and a honeycomb aluminum plate 4, and the difference is that: firstly, the system control light is arranged on a honeycomb aluminum plate 4 of one ventilation window to control the starting of the whole ventilation sterilization system; and secondly, the ventilation window direct current fan 3 rotates to drive air to form different airflow directions, and the airflow directions are divided into air inlet and air outlet. The design of the placement positions of the ventilation devices in the shelter type closed environment is required, the number of the ventilation devices is 2, the ventilation devices are arranged diagonally under the condition of space allowance, the air inlet ventilation devices are arranged at the upper edge, and the air outlet ventilation devices are arranged at the lower edge.
When the indoor air quality is required to be improved, the indoor air and the outdoor air are exchanged, the control switch 5 is pressed down, the whole ventilation system is electrified, and the ventilation devices at the air inlet and outlet positions start to work simultaneously. The ventilation device at the air inlet position drives the control panel 2 to give the direct current motor 11 electric signals of the screw rod transmission mechanism 6, the screw rod transmission mechanism 6 drives the shutter ventilation window blades to be slowly opened, when the trapezoidal screw rod 7 of the screw rod transmission mechanism 6 drives the screw rod nut 12 to be in contact with the limit switch B10, the blades are opened to the maximum allowable angle, the drive control panel 2 receives the signals fed back by the limit switch B10, and the drive control panel 2 controls the direct current fan 3 to start to rotate clockwise and controls the direct current motor 11 of the screw rod transmission mechanism 6 to stop working. The control switch 5 is pressed down again, the drive control board 2 controls the direct current fan 3 to stop working, the direct current motor 11 is controlled to start working reversely, the screw rod transmission mechanism 6 drives the louver blades to be closed slowly, when the screw rod nut 12 of the screw rod transmission mechanism 6 is contacted with the limit switch A8, the drive control board 2 receives a signal fed back by the limit switch A8, the direct current motor 11 stops working, and the blades are closed completely.
Similarly, for the ventilation device at the air outlet, the difference is that the rotation directions of the fan blades of the direct current fan 3 are different, and the working rotation direction is anticlockwise. When the ventilation device at the air inlet and outlet positions works normally, when the blades are opened to the maximum allowable angle, convection is formed between the air inside and outside the square cabin, and at the moment, the air with bacteria, viruses and other turbid gases is sterilized and purified through the honeycomb aluminum plate 4.
When the gas passes through the honeycomb aluminum plate 4, titanium dioxide sprayed on the honeycomb aluminum plate 4 generates hydroxyl radicals and negative oxygen ions under the irradiation of visible light, and when the air enters a shelter closed place through the ventilation device, bacteria in the air are killed under the action of the hydroxyl radicals and the negative oxygen ions. In the same way, various bacteria in the environment inside the shelter can be eliminated through the air outlet.
The above description of the integrated photocatalytic sterilization and ventilation device provided by the present utility model applies specific examples to describe the structure and working principle of the present utility model, and the description of the above embodiments is only used to help understand the method and core idea of the present utility model. It should be noted that it will be apparent to those skilled in the art that various improvements and modifications can be made to the present utility model without departing from the principles of the utility model, and such improvements and modifications fall within the scope of the appended claims.
Claims (5)
1. An integral type photocatalysis sterilization ventilation unit, its characterized in that: the air conditioner comprises a louver air window (1), a screw rod transmission mechanism (6) arranged in the louver air window (1), wherein the screw rod transmission mechanism (6) drives blades of the louver air window (1) to be opened or closed, a direct-current fan (3) is controlled to be started, a control switch (5) is arranged on a honeycomb-shaped aluminum plate (4), a driving control board (2) is further arranged in the louver air window (1), and the driving control board (2), the control switch (5) and the screw rod transmission mechanism (6) are electrically connected, so that the whole air conditioner is controlled;
the screw rod transmission mechanism (6) comprises a trapezoidal screw rod (7), the trapezoidal screw rod (7) is connected with a direct current motor (11), the direct current motor (11) provides power for the screw rod transmission mechanism (6), under the action cooperation of a limit switch A (8) and a limit switch B (10), a guide rail (9) provides axial guide along the screw rod for a screw rod nut (12), so that the screw rod nut (12) reciprocates between the limit switch A (8) and the limit switch B (10), one end of a Z connecting piece (13) is connected with the screw rod nut (12), and the other end of the Z connecting piece (13) is dynamically and mechanically connected with a blade accessory of the louver ventilating window (1);
the honeycomb aluminum plate (4) is sprayed with a TiO2 photocatalyst, and hydroxyl radicals and negative oxygen ions generated under the irradiation of visible light destroy bacteria.
2. The integrated photocatalytic sterilization ventilation device according to claim 1, characterized in that: the direct current fan (3) rotates clockwise or anticlockwise along with the screw rod transmission mechanism (6) under the starting of the control switch (5).
3. The integrated photocatalytic sterilization ventilation device according to claim 1, characterized in that: the bottom of the louver ventilating window (1) is louver-shaped, and three-dimensional plates are arranged on the periphery of the louver ventilating window to form a space for placing the direct-current fan (3) and the driving control board (2).
4. The integrated photocatalytic sterilization ventilation device according to claim 3, wherein: the top end of the louver ventilating window (1) is provided with a honeycomb-shaped aluminum plate (4) through a screw, and the honeycomb-shaped aluminum plate (4) seals the louver ventilating window (1).
5. The integrated photocatalytic sterilization ventilation device according to claim 1, characterized in that: the whole ventilation device is electrified, the control switch (5) is pressed down, the screw rod transmission mechanism (6) drives the blades of the louver ventilation window (1) to be slowly opened, and when the trapezoidal screw rod (7) of the screw rod transmission mechanism (6) drives the screw rod nut (12) to be in contact with the limit switch B (10), the blades are opened to an allowable maximum angle; the driving control board (2) receives a signal fed back by the limit switch B (10), and the driving control board (2) controls the direct current fan (3) to start rotating and controls the direct current motor (11) of the screw rod transmission mechanism (6) to stop working; the control switch (5) is pressed down again, the drive control board (2) controls the direct current fan (3) to stop working, the direct current motor (11) is controlled to start working reversely, the screw rod transmission mechanism (6) drives the blades of the louver ventilating window (1) to be closed slowly, when the screw rod nut (12) of the screw rod transmission mechanism (6) is in contact with the limit switch A (8), the drive control board (2) receives a signal fed back by the limit switch A (8), the direct current motor (11) stops working, and the blades are closed completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321273474.4U CN220062045U (en) | 2023-05-24 | 2023-05-24 | Integrated photocatalysis sterilization ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321273474.4U CN220062045U (en) | 2023-05-24 | 2023-05-24 | Integrated photocatalysis sterilization ventilation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220062045U true CN220062045U (en) | 2023-11-21 |
Family
ID=88753827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321273474.4U Active CN220062045U (en) | 2023-05-24 | 2023-05-24 | Integrated photocatalysis sterilization ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220062045U (en) |
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2023
- 2023-05-24 CN CN202321273474.4U patent/CN220062045U/en active Active
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