CN214841525U - Plasma electrostatic adsorption device and air disinfection purifier - Google Patents
Plasma electrostatic adsorption device and air disinfection purifier Download PDFInfo
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- CN214841525U CN214841525U CN202121174232.0U CN202121174232U CN214841525U CN 214841525 U CN214841525 U CN 214841525U CN 202121174232 U CN202121174232 U CN 202121174232U CN 214841525 U CN214841525 U CN 214841525U
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- 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
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Abstract
The application provides a plasma electrostatic adsorption device and air disinfection clarifier, plasma electrostatic adsorption device includes: the device comprises a polarization device, an adsorption dust collecting device and a high-voltage driving circuit, wherein the polarization device and the adsorption dust collecting device are arranged in parallel at intervals; the polarization device comprises a first frame body, a tungsten wire and an aluminum pipe; the tungsten wire and the aluminum pipe are connected on the first frame body, and each pair of aluminum pipe and tungsten wire form an ionization unit; the adsorption dust collecting device comprises a second frame body and a plurality of electric field dust collecting sheets, wherein the electric field dust collecting sheets are arranged on the second frame body; the output end of the high-voltage driving circuit is electrically connected with the polarization device and the adsorption dust collecting device. This application has overcome traditional electrostatic adsorption device and has easily produced ozone, the shortcoming of arc is climbed in the discharge, can rinse repeatedly, and the windage is little, holds the dirt rate height, and once purification rate is high.
Description
Technical Field
The application relates to the technical field of purification equipment, in particular to a plasma electrostatic adsorption device and an air disinfection purifier.
Background
Medical air disinfection clarifier in the existing market is of a great variety, and electrostatic precipitation sterilization purification technique is commonly used, and electrostatic adsorption device therein mostly uses traditional metal material polarization dust collection structure, purifies and disinfects the room air. Wherein, electrostatic dust collection: the method is characterized in that the principle of high-voltage electrostatic adsorption is utilized to remove particulate pollutants in the air, such as dust, soot, pollen, cigarette smell, kitchen oil smoke and the like; meanwhile, the air purifier can effectively adsorb gaseous pollutants in the air and filter pathogenic microorganisms in the air. Electrostatic sterilization: the static tungsten wire releases 7000V high voltage static electricity, can completely kill bacteria and virus attached to dust instantly, and prevent diseases such as cold and infectious diseases.
Although the electrostatic adsorption device of metal material has certain disinfection purifying effect, but produce ozone at the during operation easily, purifying effect is higher, ozone concentration is big more, ozone concentration is too high can produce harm to the human body, the electrostatic adsorption device of metal material also produces the arc of creeping that discharges easily, produce the interference to medical check out test set, influence medical equipment's normal use, the interval between the electric field collection piece in electrostatic adsorption device's collection dirt district structure is big, the collection dirt area can reduce relatively, electrostatic adsorption device's high voltage power supply generally all installs alone at control circuit periphery, cause the waste in space.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a plasma electrostatic adsorption device, the device has overcome the shortcoming that traditional electrostatic adsorption device easily produced ozone, discharge and climbed the arc on having remain all advantages basis of traditional electrostatic adsorption device collection dirt sterilization technique, can rinse repeatedly, and the windage is little, and the dirt rate is high, and a purification rate is high.
In order to achieve the above object, the present application provides a plasma electrostatic adsorption apparatus, comprising: the device comprises a polarization device, an adsorption dust collecting device and a high-voltage driving circuit, wherein the polarization device and the adsorption dust collecting device are arranged in parallel at intervals; the polarizing device comprises a first frame body, a tungsten wire and an aluminum tube; the tungsten wire and the aluminum pipe are connected to the first frame body, and each pair of the aluminum pipe and the tungsten wire form an ionization unit; the adsorption dust collecting device comprises a second frame body and a plurality of electric field dust collecting sheets, and the electric field dust collecting sheets are arranged on the second frame body; and the output end of the high-voltage driving circuit is electrically connected with the polarization device and the adsorption dust collection device.
The above, wherein both ends of the tungsten wire and the aluminum pipe are connected to the first frame body, and the tungsten wire and the aluminum pipe are arranged in parallel, spaced and staggered.
The above, wherein a plurality of the electric field dust collecting plates are arranged in parallel and spaced apart.
As above, a plurality of the electric field dust collecting pieces are all made of non-metal materials and coated with the weak conductive coating.
As above, wherein two adjacent electric field dust collecting pieces are disposed at an interval of 1 mm.
As above, wherein the high voltage driving circuit is disposed in the first grooves on both sides of the first frame body.
As above, wherein the high voltage driving circuit is disposed in the second grooves on both sides of the second frame body.
As above, the high voltage driving circuit is connected with a dc power supply.
The application still provides an air disinfection purifier, box including plasma electrostatic adsorption device and ventilation, polarization device with adsorb the parallel spaced apart setting of dust collecting device and be in the box, polarization device is close to the air intake of box, it is close to adsorb dust collecting device the air outlet of box.
The above, wherein the first frame body is perpendicular to the case and fixed inside the case; the second frame body is perpendicular to the box body and fixed inside the box body.
The beneficial effect that this application realized is as follows:
(1) the micro-power electrostatic dust collector is formed by combining a micro-power electrostatic dust collector made of a novel non-metal material, a low-voltage plasma polarizer and a matched driving circuit; on the basis of keeping all the advantages of the dust collection and sterilization technology of the traditional electrostatic adsorption device, the defects of easy generation of ozone and discharge arc climbing are overcome, the device can be repeatedly cleaned, the wind resistance is small, the dust holding rate is high, the primary purification rate of particles of 0.3 micrometer can reach more than 99.9 percent, the primary purification rate of particles of 2.5 micrometers is 100 percent, and the result is far higher than that of the traditional electrostatic adsorption device.
(2) The high-voltage driving circuit of the plasma electrostatic field is integrated in the plasma electrostatic field, the circuit and the high-voltage connecting line are not exposed, only 12V low-voltage power supply is needed, and the plasma electrostatic field is safer and more reliable.
(3) This application electric field dust collection piece interval 1 millimeter increases the collection dirt area, adsorbs the collection dirt effectual.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of an air disinfection purifier according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a polarization apparatus according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of an adsorption dust collector according to an embodiment of the present application.
Fig. 4 is a circuit diagram of a plasma electrostatic adsorption device according to an embodiment of the present application.
Fig. 5 is a circuit diagram of a high voltage driving circuit according to an embodiment of the present application.
Reference numerals: 1-a box body; 2-a polarization means; 3-an adsorption dust collecting device; 4-air inlet; 5, air outlet; 10-a microcontroller; 20-a high voltage drive circuit; 21-a first frame body; 22-aluminum tube; 23-tungsten wire; 24-a connecting portion; 25-a first groove; 30-a power supply circuit; 31-a second frame body; 32-electric field dust collecting sheet; 33-a second groove; 40-field effect transistor; 50-a protection circuit; 61-high frequency transformer; 62-a boost circuit; 63-medium voltage output; 64-high voltage output; 71-one-way protector; 72-voltage stabilizing circuit.
Detailed Description
The technical solutions in the embodiments of the present application are clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Example one
As shown in fig. 1 to 3, the present application provides a plasma electrostatic adsorption apparatus, including: the device comprises a polarization device 2, an adsorption dust collecting device 3 and a high-voltage driving circuit 20, wherein the polarization device 2 and the adsorption dust collecting device 3 are arranged in parallel at intervals; the polarization means 2 includes a first frame body 21, a tungsten wire 23, and an aluminum tube 22; the aluminum tube 22 is cylindrical; a tungsten wire 23 and aluminum tubes 22 are connected to the first frame body 21, each pair of aluminum tubes 22 and tungsten wire 23 constituting an ionization unit; the adsorption dust collecting device 3 includes a second frame body 31 and a plurality of electric field dust collecting sheets 32, the plurality of electric field dust collecting sheets 32 being provided on the second frame body 31; the output end of the high-voltage driving circuit 20 is electrically connected with the polarization device 2 and the adsorption dust collecting device 3.
As a specific embodiment of the present invention, under the control of the high voltage driving circuit 20, each pair of aluminum tube 22 and tungsten wire 23 constitutes an ionization unit, and the skin effect generated by the high voltage static electricity on the tungsten wire 23 is used to ionize and discharge the aluminum tube 22, and then positive and negative ions are generated. The device uses the aluminum tube 22 without adopting a common aluminum pole piece, the distance between the aluminum tube 22 and the tungsten wire 23 is more uniform and consistent, and the ionization effect is better.
As shown in fig. 2, both ends of the tungsten wire 23 and the aluminum pipe 22 are connected to the first frame body 21, the tungsten wire 23 and the aluminum pipe 22 are arranged in parallel, spaced and staggered, and both ends of the tungsten wire 23 are fixedly connected to the first frame body 21 through the connecting portion 24.
As a specific embodiment of the utility model, a plurality of electric field collection piece 32 parallel spaced apart sets up, and a plurality of electric field collection piece 32 all adopt non-metallic material to make to the cladding has weak conductive coating. The electric field between the electric field dust collecting pieces is generated by the weak conductive coating.
As a specific embodiment of the present invention, the weakly conductive coating is a carbon paste coating. The carbon paste coating is printed on the outer surface of the electric field dust collecting sheets through a printing process, can be loaded with high voltage and can form an electric field between the electric field dust collecting sheets.
As a specific embodiment of the present invention, the electric field dust collecting plate 32 is formed by printing a carbon paste coating layer on an ultra-thin non-metal insulating plate through a printing process, and stacking and arranging a plurality of non-metal insulating plates to form a shape capable of being loaded with a high voltage, for generating an electric field.
As a specific embodiment of the present invention, the electric field dust collecting plate 32 is a PET plate made of PET material.
As a specific embodiment of the present invention, two adjacent electric field dust collecting pieces 32 are disposed at an interval of 1 mm. The plurality of electric field dust collecting pieces 32 are connected by gluing with a dispenser.
As a specific embodiment of the present invention, the high voltage driving circuit 20 is disposed in the first grooves 25 on both sides of the first frame body 21.
As a specific embodiment of the present invention, the high voltage driving circuit 20 is disposed in the second grooves 33 on both sides of the second frame body 31.
As shown in fig. 4 and fig. 5, as a specific embodiment of the present invention, the high voltage driving circuit 20 includes a high frequency transformer 61, a voltage boosting circuit 62, a high voltage output terminal 64 and a medium voltage output terminal 63, the voltage boosting circuit 62 is connected to the output terminal of the high frequency transformer 61, and the high voltage output terminal 64 and the medium voltage output terminal 63 are two output terminals of the voltage boosting circuit 62. The high voltage output end 64 is electrically connected with the tungsten wire 23, each pair of the aluminum tube 22 and the tungsten wire 23 form an ionization unit, and ionization discharge is generated on the aluminum tube 22 by utilizing the skin effect of high voltage static electricity on the tungsten wire 23, so that positive and negative ions are generated. The middle voltage output terminal 63 is connected to the electric field dust collecting plates 32 to form an electric field between the adjacent electric field dust collecting plates 32 to adsorb dust.
As a specific embodiment of the present invention, the high-frequency transformer 61 of the high-voltage driving circuit 20 is connected to a 12V dc power supply.
As shown in fig. 4, as a specific embodiment of the present invention, the plasma electrostatic adsorption device further includes a microcontroller 10, a power circuit 30 for connecting a power supply, and a protection circuit 50, wherein the microcontroller 10 is electrically connected to a high-frequency transformer 61 of the high-voltage driving circuit 20 through a field effect transistor 40; the power circuit 30 and the protection circuit 50 are both electrically connected with the microcontroller 10; the power circuit 30 comprises a one-way protector 71 and a voltage stabilizing circuit 72, wherein the one-way protector 71 is electrically connected with the voltage stabilizing circuit 72, one end of the one-way protector 71, which is far away from the voltage stabilizing circuit 72, is electrically connected with a power supply, and one end of the voltage stabilizing circuit 72, which is far away from the one-way protector 71, is electrically connected with the microcontroller 10. Wherein, the power supply is a 12V direct current power supply; the protection circuit 50, the voltage regulator circuit 72 and the one-way protector 71 are all in the prior art.
As a specific embodiment of the present invention, the microcontroller 10 outputs a PWM (pulse width modulation) signal to the field effect transistor 40.
Example two
As shown in figure 1, the application provides an air disinfection purifier, including plasma electrostatic adsorption device and ventilated box 1, polarization device 2 and absorption dust collecting device 3 parallel spaced apart setting in box 1, polarization device 2 is close to the air intake 4 of box 1, and absorption dust collecting device 3 is close to the air outlet 5 of box 1.
As shown in fig. 1, the first frame body 21 is perpendicular to the case 1 and fixed inside the case 1; the second frame body 31 is perpendicular to the case 1 and fixed inside the case 1.
As the utility model discloses an experimental data, under the moderate pollution condition of outdoor environment, when experimental wind speed 4 meters per second (the biggest wind speed that passes through of air purification sterilizer generally designs below 4 meters per second), the purification rate of test through this application air disinfection sterilizer 0.3 micron particulate matter is 99.5%, the purification rate of 2.5 micron particulate matter is 100%, when 0.3 micron particulate matter quantity in the test environment is less than 10000 when per liter, the purification rate of 0.3 micron also can reach 100%, and the particulate matter more than 0.3 micron at this application air disinfection sterilizer's air outlet department is "zero" output, can let confined indoor environment health be higher than "hundred grades" in the hospital disinfection sanitary standard after the machine starts continuously.
So far, electrostatic adsorption purification devices are all made of metal polar plates (except electrostatic electret). The American environmental protection agency determines that the highest purification rate of the electrostatic adsorption device for the particles with the particle size of more than or equal to 0.5 mu m is 98 percent. The purification rate of the method can reach more than 99.9%. Breaks through the identification of the highest purification rate of the electrostatic adsorption device by the environmental protection summer heat of the United states.
The beneficial effect that this application realized is as follows:
(1) the micro-power electrostatic dust collector is formed by combining a micro-power electrostatic dust collector made of a novel non-metal material, a low-voltage plasma polarizer and a matched driving circuit; on the basis of keeping all the advantages of the dust collection and sterilization technology of the traditional electrostatic adsorption device, the defects of easy generation of ozone and discharge arc climbing are overcome, the device can be repeatedly cleaned, the wind resistance is small, the dust holding rate is high, the primary purification rate aiming at 0.3 micron particles can reach more than 99.9 percent, the primary purification rate of 2.5 micron particles is 100 percent, and the purification effect is far higher than that of the traditional electrostatic adsorption device.
(2) The high-voltage driving circuit of the plasma electrostatic field is integrated in the plasma electrostatic field, the circuit and the high-voltage connecting line are not exposed, only 12V low-voltage power supply is needed, and the plasma electrostatic field is safer, more reliable and space-saving.
(3) The interval of two adjacent electric field dust collecting pieces of this application is 1 millimeter, has increaseed the collection dirt area, and it is effectual to adsorb collection dirt.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A plasma electrostatic adsorption device, comprising: a polarization device, an adsorption dust collecting device and a high-voltage driving circuit,
the polarization device and the adsorption dust collecting device are arranged in parallel at intervals;
the polarizing device comprises a first frame body, a tungsten wire and an aluminum tube; the tungsten wire and the aluminum pipe are connected to the first frame body, and each pair of the aluminum pipe and the tungsten wire form an ionization unit;
the adsorption dust collecting device comprises a second frame body and a plurality of electric field dust collecting sheets, and the electric field dust collecting sheets are arranged on the second frame body;
and the output end of the high-voltage driving circuit is electrically connected with the polarization device and the adsorption dust collection device.
2. The plasma electrostatic adsorption device of claim 1, wherein both ends of the tungsten wire and the aluminum pipe are connected to the first frame body, and the tungsten wire and the aluminum pipe are arranged in parallel, spaced and staggered.
3. The plasma electrostatic adsorption device of claim 1, wherein a plurality of the electric field dust collecting plates are arranged in parallel and spaced apart.
4. The plasma electrostatic adsorption device of claim 3, wherein the plurality of electric field dust collecting pieces are made of non-metallic materials and are coated with a weakly conductive coating.
5. The plasma electrostatic adsorption device of claim 3 or 4, wherein two adjacent electric field dust collecting pieces are arranged at an interval of 1 mm.
6. The plasma electrostatic adsorption device of claim 1, wherein the high voltage driving circuit is disposed in the first grooves on both sides of the first frame body.
7. The plasma electrostatic adsorption device of claim 1, wherein the high voltage driving circuit is disposed in the second grooves on both sides of the second frame body.
8. The electrostatic adsorption device of claim 1, wherein a dc power supply is connected to the high voltage driving circuit.
9. An air sterilizing purifier, comprising the plasma electrostatic adsorption device of any one of claims 1 to 8 and a ventilated box, wherein the polarization device and the adsorption dust collecting device are arranged in the box in a parallel and spaced manner, the polarization device is close to an air inlet of the box, and the adsorption dust collecting device is close to an air outlet of the box.
10. The air sterilizer of claim 9, wherein the first frame body is perpendicular to the cabinet and fixed inside the cabinet; the second frame body is perpendicular to the box body and fixed inside the box body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121174232.0U CN214841525U (en) | 2021-05-28 | 2021-05-28 | Plasma electrostatic adsorption device and air disinfection purifier |
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| CN202121174232.0U CN214841525U (en) | 2021-05-28 | 2021-05-28 | Plasma electrostatic adsorption device and air disinfection purifier |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113124530A (en) * | 2021-05-28 | 2021-07-16 | 北京乐东电子有限公司 | Plasma electrostatic adsorption device and air disinfection purifier |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113124530A (en) * | 2021-05-28 | 2021-07-16 | 北京乐东电子有限公司 | Plasma electrostatic adsorption device and air disinfection purifier |
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Effective date of registration: 20240517 Address after: No. 501, Unit 1, 20th Floor, Jintai Village, Chaoyang District, Beijing, 100025 Patentee after: Gu Dong Country or region after: China Address before: 101300 3rd floor, building 3, No.1, shunqiang Road, Renhe Town, Shunyi District, Beijing Patentee before: Beijing Ledong Electronics Co.,Ltd. Country or region before: China |
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