CN202769846U - Combined-type high voltage electrostatic device - Google Patents

Combined-type high voltage electrostatic device Download PDF

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Publication number
CN202769846U
CN202769846U CN 201220387092 CN201220387092U CN202769846U CN 202769846 U CN202769846 U CN 202769846U CN 201220387092 CN201220387092 CN 201220387092 CN 201220387092 U CN201220387092 U CN 201220387092U CN 202769846 U CN202769846 U CN 202769846U
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China
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voltage electrostatic
type
air
fiber filter
chemical fiber
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CN 201220387092
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Chinese (zh)
Inventor
裴礼清
毕孝全
周竹虚
耿世彬
尚兵
欧阳特辉
裴仁清
李峰
刘秋林
练钢
郑志勇
韩旭
崔宏星
郑润中
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ENVIRONMENT PROTECTION TECHNOLOGY Co Ltd
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ENVIRONMENT PROTECTION TECHNOLOGY Co Ltd
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Abstract

The utility model relates the field of air purification and particularly relates to a combined-type high voltage electrostatic device which is characterized in that the combined-type high voltage electrostatic equipment is at least composed by a tubular-type high voltage electrostatic device, a flat-plate-type high voltage electrostatic device and a chemical fiber filter, wherein the tubular-type high voltage electrostatic device, the flat- plate- type high voltage electrostatic device and the chemical fiber filter are sequentially listed. The tubular-type high voltage electrostatic device, the flat- plate- type high voltage electrostatic device and the chemical fiber filter are respectively provided with an air channel. The three air channels are mutually communicated. The combined-type high voltage electrostatic device has the advantages that by adopting multiple physical absorption theory, microorganisms like radon daughters, inhalable particles, smoke dust, fungus, and bacteria in the air are effectively cleaned during the air circulation process and aim of air purification is achieved; the combined-type high voltage electrostatic device is safe and reliable in work, simple in operation, long in use service life, convenient to clean and maintain, capable of facilitating reducing radon pollution, reducing radiation dosage for related personnel, playing an important role in high-efficiently killing and purifying microorganisms like bacteria, fungus and inhalable particles and facilitating improving air quality inside buildings.

Description

A kind of combined type high voltage electrostatic device
Technical field
The utility model relates to air purification field, is specifically related to a kind of combined type high voltage electrostatic device.
Background technology
Radon (Rn) is a kind of colourless, the tasteless radgas that is produced by occurring in nature radium (Ra) decay.Rn is positioned at periodic table of elements VI cycle zero group, and atomic number is 86.Under standard state, the density of radon is 9.96mg/cm 3, be 7.7 times of air.Radon is monoatomic gas, and very strong diffusivity and penetration are arranged.Radon in the building mainly from rock and the soil of ground, in addition, also comes from some construction material---construction material of making such as some granites, bone coal material and industrial residue etc. and underground water.
Scientific research has been found that Indoor Niton can cause that general population's Lung Cancer Risk increases, and radon is listed in indoor important carcinogen by international cancer mechanism (IARC).
WHO has taked stricter control criterion, with the control limit of Indoor Niton by 200 Bq/m 3Be reduced to 100 Bq/m 3, and suggestion various countries concern radon hazards, take measures to reduce Indoor Niton and expose.Have data to show, China's lung cancer morbidity rate is high, and the annual lung cancer case that causes because of the radon pollution reaches more than 50000 examples.Therefore, the development of containment lung cancer, particularly the improvement to indoor radon hazards is very urgent to control and administer various ambient induced factors.
The decay constant radon daughter that contains radon gas and radon in the air.Major part can be excreted after radon gas was sucked by human body.Radon daughter is metallic, with positive electricity, is easy to lag deposit after the suction in respiratory tract and lung.The α particle that the radon daughter decay produces can destroy or change the molecular structure of DNA in the human body cell, causes abnormal cell division, finally brings out lung cancer.The dose conversion factor of the Radon and radon daughters that UNSCEAR provides is respectively 0.17 and 9.0nSv/ (Bq h m -3), that is to say to suck the dose of radiation that human body is produced behind the Radon and radon daughters, only have 2% from radon, all the other are factors of radon daughter.As seen, radon hazards mainly is the internal radiation that radon daughter causes human body, and the concentration that effectively reduces radon daughter is to solve the key that radon pollutes.
Summary of the invention
The purpose of this utility model provides a kind of combined type high voltage electrostatic device, this combined type high voltage electrostatic device by adopt not in conjunction with the attitude radon daughter and be attached on the particulate in conjunction with the attitude radon daughter along with air stream when the high voltage electric field, under the effect of Coulomb force, removed airborne radon daughter by the principle of opposite polarity electrode adsorption, with the purpose that realizes purifying air.
Realization of the present utility model is finished by following technical scheme:
A kind of combined type high voltage electrostatic device, be used for removing the radon daughter of moving air, it is characterized in that: described combined type high voltage electrostatic device is made of circular pipe type high voltage electrostatic device, flat high voltage electrostatic device, chemical fiber filter device successively array at least, be respectively equipped with the air channel on described circular pipe type high voltage electrostatic device, flat high voltage electrostatic device, the chemical fiber filter device, and above-mentioned three's air channel interconnects.
The circular pipe type high voltage electrostatic device comprises metal tube, electrode needle, conducting bracket, power supply, described metal tube two ends are respectively air inlet of air duct and the air outlet on the described device, described electrode needle one end is fixed on the conducting bracket plate, the other end is inserted in the air outlet of described metal tube, described electrode needle and described metal tube one by one corresponding and quantity equate, described conducting bracket connects positive source, and described metal tube connects power cathode.
Flat high voltage electrostatic device comprises insulation board, some plate electrodes, conductive pole, power supply, described some plate electrode spaced and parallel are fixed on the described conductive pole, form described air channel between described some plate electrodes, described conductive pole two ends are respectively arranged with insulation board, the polarity of adjacent two plate electrodes is opposite in described some plate electrodes, and described plate electrode is connected described power supply by described conductive pole.
Described chemical fiber filter device comprises bag-shaped chemical fiber filter net and metal framework, and described bag-shaped chemical fiber filter net is fixed on the described metal framework.
The air inlet place of described circular pipe type high voltage electrostatic device is provided with blower fan, and the air channel of described blower fan communicates with the air channel of described circular pipe type high voltage electrostatic device.
The utility model has the advantages that: in the process of air circulation, the microorganisms such as airborne radon daughter, pellet, flue dust and fungi, bacterium are removed efficiently, and reach the purpose that purifies air; Easy to use, both can use separately, also its core can be installed in the return air inlet of central air conditioner system, work asynchronously with air-conditioning; Safe and reliable, easy and simple to handle, long service life, clean and maintenance are convenient.Not only be conducive to reduce radon and pollute, reduce the suffered dose of radiation of related personnel, and the microorganism such as bacterium, fungi and pellet had kill efficiently and catharsis, be conducive to lifting and the improvement of interior of building integrated air quality.
Monomer purifies except radon equipment, in the high concentration situation, starts shooting 〉=3 hours, to removing efficient 80%-90% in conjunction with attitude radon daughter RnD; To not removing efficient 60%-80% in conjunction with attitude radon daughter RnDu; System purification removed the radon device power-up after 5 hours, and a year effective dose reduced rate can reach 70%-80%.For the ordinary residence that has just exceeded standard, build for the normal domestic that radon concentration has just exceeded standard, clarifier run duration RnD reduced rate 92%-96%, RnDu reduced rate 40%-50%, effective dose reduced rate 60%-76%, according to measured result estimation year effective dose at 1.8-2.2mSv, all be lower than the dosage lower control limit of 3mSv, and be in stable state.
Description of drawings
Fig. 1 is top view of the present utility model;
Fig. 2 is circular pipe type high voltage electrostatic device front view in the utility model;
Fig. 3 is the side view of Fig. 2;
Fig. 4 is the utility model middle plateform formula high voltage electrostatic device front view;
Fig. 5 is the side view of Fig. 4;
Fig. 6 is chemical fiber filter device front view in the utility model;
Fig. 7 is the side view of Fig. 6.
The specific embodiment
The utility model feature and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technical staff's of the same trade understanding:
Shown in Fig. 1-4, mark 1-22 is respectively among the figure: chemical fiber filter device 1, flat high voltage electrostatic device 2, circular pipe type high voltage electrostatic device 3, electrode needle 4, metal circular tube 5, metallic plate 6, screw 7, high-tension cable 8, insulated column 9, attaching plug 10, conducting bracket 11, high voltage source 12, Insulating frame 13, air inlet 14, air outlet 15, insulation board 16, plate electrode 17, nut 18, conductive pole 19, metal spacer 20, bag-shaped chemical fiber filter net 21, metal framework 22.
Embodiment: as shown in Figure 1, the combined type high voltage electrostatic device that the present embodiment adopts is comprised of chemical fiber filter device 1, flat high voltage electrostatic device 2, circular pipe type high voltage electrostatic device 3 successively array, arrow represents flowing through of wind among the figure, namely this array order should be followed wind and pass through successively circular pipe type high voltage electrostatic device 3, flat high voltage electrostatic device 2, chemical fiber filter device 1 to reach best result of use, i.e. best removal radon daughter effect.
Shown in Fig. 2,3, the circular pipe type high voltage electrostatic device 3 of the present embodiment is comprised of electrode needle 4, metal circular tube 5, metallic plate 6, conducting bracket 11, Insulating frame 13 etc.Air channel for ventilating in the cavity of metal circular tube 2, its two ends are respectively air inlet 14 and air outlet 15.Insulating frame 13 is the semiclosed boxed frame of a hollow.The place, hollow side of Insulating frame 13 is connected with a metallic plate 6, and metallic plate 6 is according to the shape size design at position, air port, and cellular setting-in arranges some metal circular tubes 5 on its face.The air inlet 14 pore end faces of metal circular tube 5 run through metallic plate 6, and its purpose is so that wind energy is passed metal circular tube 5 enough smoothly.Some electrode needle 4 are fixed on the conducting bracket 11, and conducting bracket 11 both sides are affixed insulated column 9 respectively, and the other end of insulated column 9 and metallic plate 6 are affixed, and insulated column 9 is fixing with Insulating frame 13 by screw 7.The position of insulated column 9 control conducting brackets 11, so that be positioned air outlet 15 places of some metal circular tubes 5 with the affixed some electrode needle 4 of conducting bracket 11, and all be positioned on the axial line of every metal circular tube 5, and electrode needle 4 equates with metal circular tube 5 both quantity, and namely electrode needle 4 and metal circular tube 5 are corresponding one by one.Metallic plate 6, conducting bracket 11 link to each other with high voltage source 12 by high-tension cable 8 respectively, and high voltage source 12 connects power supply by attaching plug 10.Form pipe stylus structure high voltagehigh frequency electric fields in every metal circular tube 5 inside by above-mentioned arrangement.
Operation principle for circular pipe type high voltage electrostatic device 3 has following description: be communicated with positive electricity by 12 pairs of electrode needle of high voltage source 4, metallic plate 6 is communicated with negative electricity, and both have formed pipe stylus structure high-voltage electrostatic field.After entering the circular pipe type high-voltage electrostatic field with the radon daughter of positive electricity with air-flow, namely attracted by the negative pole of electric field, fast to the motion of electric field negative pole-metal circular tube 5 tube walls, and effectively adsorbed.
Because electrode needle 4 is positioned on the axial line of metal circular tube 5, needle point equates with arcing distance between metal circular tube 5 tube walls, can not produce the dead angle of low field intensity in whole metal circular tube 5, also difficult generation ozone.For set central air conditioner air inlet cross section, select appropriate metal circular tube 5 quantity and arrangement mode in addition, can obtain large as far as possible draught area, windage is reduced, do not affect the operating mode of existing air-conditioning system.
Shown in Fig. 4,5, flat high voltage electrostatic device 2 is comprised of insulation board 16, plate electrode 17, nut 18, conductive pole 19, metal spacer 20, some plate electrodes 17 are interval and parallel to each other being fixed on the conductive pole 19 at a certain distance, and fixedly conductive pole 19 of nut 18 is passed through respectively in conductive pole 19 both sides.Plate electrode 17 is being communicated with high voltage source by conductive pole 19.Under the effect of high voltage source, the polarity of two adjacent plate electrodes 17 is respectively positive pole and negative pole.Metal spacer 20 is arranged between insulation board and outermost two plate electrodes 17, to improve its safety in utilization.
Operation principle for flat high voltage electrostatic device 2 has following description: after the charged particles such as radon daughter enter in the high-voltage electrostatic field of flat high voltage electrostatic device 2, to opposite polarity plate electrode 17 motions, and be captured.This device adopt electrostatic force as radon daughter adhere to, the driving force of coacervation process, on the other hand, adhere to cohesion in case particulate forms, the suction of charged corpuscle self and electrostatic force are kept this particle adhering to and condense on plate electrode 17 jointly.
Shown in Fig. 6,7, chemical fiber filter device 1 is comprised of bag-shaped chemical fiber filter net 21, metal framework 22, and bag-shaped chemical fiber filter net 21 is fixed on the metal framework 22.
Operation principle for bag-shaped chemical fiber filter net 21 has following description: the present embodiment adopts thick effect or middle effect chemical fiber filter device to remove in conjunction with attitude radon daughter and nano level not in conjunction with the attitude radon daughter.That at first this filtering material has is non-hygroscopic, electrical insulating property by force, easily produces static and keep the characteristics of static.When under the effect of the particulates such as radon daughter at air-flow with certain speed when the chemical fiber filter device 1, because the effect of frictional force makes chemical fiber filter device 1 be with rapidly the negative electricity electric charge, the accumulation of these electric charges makes the surface that effectively is adsorbed on filter with the radon daughter of opposite charges.
The present embodiment is in the specific implementation: the device that the present embodiment adopts can use separately, also can attach it in the return air inlet of central air conditioner system, works asynchronously with air-conditioning.In the situation that is in independent use, need to a blower fan additionally be set at air inlet 14 places of its metal circular tube 5, its purpose is: the room air orientation is circulated, force room air by the combined type high voltage electrostatic device of the present embodiment, strengthen the usefulness of circular pipe type high voltage electrostatic device 3, flat high voltage electrostatic device 2, the 1 purified treatment Radon daughter of chemical fiber filter device.The air quantity of blower fan is determined by the interior space size that needs purify in addition.

Claims (5)

1. combined type high voltage electrostatic device, be used for removing the radon daughter of moving air, it is characterized in that: described combined type high voltage electrostatic device is made of circular pipe type high voltage electrostatic device, flat high voltage electrostatic device, chemical fiber filter device successively array at least, be respectively equipped with the air channel on described circular pipe type high voltage electrostatic device, flat high voltage electrostatic device, the chemical fiber filter device, and above-mentioned three's air channel interconnects.
2. a kind of combined type high voltage electrostatic device according to claim 1, it is characterized in that: the circular pipe type high voltage electrostatic device comprises metal tube, electrode needle, conducting bracket, power supply, described metal tube two ends are respectively air inlet of air duct and the air outlet on the device, described electrode needle one end is fixed on the conducting bracket plate, the other end is inserted in the air outlet of described metal tube, described electrode needle and described metal tube one by one corresponding and quantity equate, described conducting bracket connects positive source, and described metal tube connects power cathode.
3. a kind of combined type high voltage electrostatic device according to claim 1, it is characterized in that: flat high voltage electrostatic device comprises insulation board, some plate electrodes, conductive pole, power supply, described some plate electrode spaced and parallel are fixed on the described conductive pole, form described air channel between described some plate electrodes, described conductive pole two ends are respectively arranged with insulation board, the polarity of adjacent two plate electrodes is opposite in the described plate electrode, and described plate electrode is connected described power supply by described conductive pole.
4. a kind of combined type high voltage electrostatic device according to claim 1, it is characterized in that: described chemical fiber filter device comprises bag-shaped chemical fiber filter net and metal framework, described bag-shaped chemical fiber filter net is fixed on the described metal framework.
5. a kind of combined type high voltage electrostatic device according to claim 1, it is characterized in that: the air inlet place of described circular pipe type high voltage electrostatic device is provided with blower fan, and the air channel of described blower fan communicates with the air channel of described circular pipe type high voltage electrostatic device.
CN 201220387092 2012-08-07 2012-08-07 Combined-type high voltage electrostatic device Active CN202769846U (en)

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013139227A1 (en) * 2012-03-19 2013-09-26 上海苍穹环保技术有限公司 Dedusting and sterilizing apparatus with high-voltage and high-frequency
CN103982948A (en) * 2014-05-12 2014-08-13 浙江共展环保科技有限公司 Combined type indoor air purifying device and combined type indoor air purifying method thereof
CN105091152A (en) * 2014-05-07 2015-11-25 王盘铭 Inlaid window ventilation device
CN105091155A (en) * 2014-05-08 2015-11-25 肖继林 Indoor air double-purification system
CN105091153A (en) * 2014-05-07 2015-11-25 王盘铭 Three-plate type indoor air purifying device
CN107219549A (en) * 2017-05-17 2017-09-29 中国原子能科学研究院 A kind of drop radon system for low Natural Radiation Level measuring chamber

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013139227A1 (en) * 2012-03-19 2013-09-26 上海苍穹环保技术有限公司 Dedusting and sterilizing apparatus with high-voltage and high-frequency
CN105091152A (en) * 2014-05-07 2015-11-25 王盘铭 Inlaid window ventilation device
CN105091153A (en) * 2014-05-07 2015-11-25 王盘铭 Three-plate type indoor air purifying device
CN105091155A (en) * 2014-05-08 2015-11-25 肖继林 Indoor air double-purification system
CN103982948A (en) * 2014-05-12 2014-08-13 浙江共展环保科技有限公司 Combined type indoor air purifying device and combined type indoor air purifying method thereof
CN107219549A (en) * 2017-05-17 2017-09-29 中国原子能科学研究院 A kind of drop radon system for low Natural Radiation Level measuring chamber
CN107219549B (en) * 2017-05-17 2019-06-14 中国原子能科学研究院 A kind of drop radon system for low Natural Radiation Level measuring chamber

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GR01 Patent grant
C14 Grant of patent or utility model
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Combined-type high voltage electrostatic device

Effective date of registration: 20160426

Granted publication date: 20130306

Pledgee: Shanghai Jinshan Huimin village bank limited liability company Fengjing branch

Pledgor: Environment Protection Technology Co., ltd

Registration number: 2016310000013

PLDC Enforcement, change and cancellation of contracts on pledge of patent right or utility model
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20180309

Granted publication date: 20130306

Pledgee: Shanghai Jinshan Huimin village bank limited liability company Fengjing branch

Pledgor: Environment Protection Technology Co., ltd

Registration number: 2016310000013

PC01 Cancellation of the registration of the contract for pledge of patent right