CN106563566A - Air radon daughter removing method and device - Google Patents
Air radon daughter removing method and device Download PDFInfo
- Publication number
- CN106563566A CN106563566A CN201610963256.1A CN201610963256A CN106563566A CN 106563566 A CN106563566 A CN 106563566A CN 201610963256 A CN201610963256 A CN 201610963256A CN 106563566 A CN106563566 A CN 106563566A
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- Prior art keywords
- air
- radon
- electrostatic
- electrostatic field
- radon daughter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/49—Collecting-electrodes tubular
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention discloses an air radon daughter removing method and a device for realizing the method. The method comprises the following steps: (10) single-area electrostatic field radon removal: radon-contained air flows through a honeycomb-shaped electrostatic field to remove one part of radon daughters; and (20) electrostatic fiber radon removal: the air flows through an electrostatic fiber filter to remove the remained radon daughters after passing through the honeycomb-shaped electrostatic field. The device comprises an air flue (1), and the honeycomb-shaped electrostatic field (2) and the electrostatic fiber filter (3) arranged in the air flue (1) in sequence in the airflow direction; and the honeycomb-shaped electrostatic field (2) and the electrostatic fiber filter (3) are both connected with the inner wall of the air flue (1) in a closed manner. The air radon daughter removing method and device are compact and simple in structure, are energy-saved, and are high in efficiency.
Description
Technical field
The invention belongs to technical field of air purification, particularly a kind of compact conformation is simple, the radon in air of efficient energy-saving
Body minimizing technology and device.
Background technology
Containing radon gas and radon daughter in air, after radon gas is sucked by human body, major part can be excreted, to respiratory tract
Harm it is less.And radon daughter is metallic, it is easy to retained by respiratory tract, and constantly accumulates in local and decline in original place
Become, the α particles for producing that decay can destroy or change the molecular structure of DNA in human body cell, cause abnormal cell division, most
Eventually may induction lung cancer.
The radon daughter contained in remove air, a kind of Chinese invention patent " method of removal Radon daughter " (Shen
Please number：201210278469.2, publication date：2012.11.7, authorized announcement date：2015.2.25 a kind of removal air) is disclosed
The method of middle radon daughter, powered combination state and uncombined state radon daughter are flowed through successively the circular pipe type high pressure for pre-seting with air
Electrostatic field and flat high-voltage electrostatic field, remove the part in radon daughter, remaining powered combination state and uncombined state radon
Daughter flows through the chemical fiber filter device for pre-seting with air, thoroughly to remove the radon daughter in air.
The method exist problem be：
1st, complex structure, volume be big, high cost：The method depends on circular pipe type high-voltage electrostatic field and flat high-pressure electrostatic
The dual field that field is formed, airflow passes distance makes apparatus structure complicated, and thickness increases, and takes up room big；In addition, circular hole
Electrostatic field is, by made by the fixation on a metal plate of circular hole electrode, due to the impact of circular hole structure, to make presence between Kong Yukong
Invalid ventilation area, is to ensure ventilation so as to cause available ventilation area little, need to further increase device volume；Finally, circle
The processing technology of poroid electric field is complicated, so that apparatus cost is higher；
2nd, power consumption is big, control has high demands：The method is used in series circular pipe type high-voltage electrostatic field and flat high-pressure electrostatic
, each electric field is both needed to individually power supply, individually control, and not only energy consumption is big, and control has high demands.
The content of the invention
It is an object of the invention to provide a kind of air radon daughter minimizing technology, compact conformation is simple, efficient energy-saving.
Another object of the present invention is to provide a kind of compact conformation for realizing above-mentioned air radon daughter minimizing technology it is simple,
The device of efficient energy-saving.
The technical solution for realizing the object of the invention is：
A kind of air radon daughter minimizing technology, it is characterised in that comprise the steps：
(10) single area electrostatic field removes radon：Air containing radon flows through cellular electrostatic field, removes part radon daughter；
(20) electrostatic fibre removes radon：Electrostatic fibre filter is passed through through the air of cellular electrostatic field, is removed remaining
Radon daughter.
The technical solution for realizing another object of the present invention is：
A kind of air radon daughter removal device, including air channel, also include being successively set in the air channel along airflow direction
Cellular electrostatic field and electrostatic fibre filter, the cellular electrostatic field and electrostatic fibre filter with the air channel in
Wall airtight connection.
The present invention operation principle be：
Radon daughter is metallic, it is easy to combined with the dust in air and formed with reference to state radon daughter, so can be with
The purpose for removing radon daughter is reached by the method for electrostatic precipitation.
Electrostatic field operation principle：
As a example by using positive corona, needle electrode connects positive potential, discharges under high voltage (usually several kilovolts), and formation is put
Electrode (corona discharge electrode), hexagon metal tube connects negative potential as dust collector pole, is formed between needle electrode and hexagon hollow edged electrode
One electrostatic field that be enough to make gas ionization, when dusty gas passes through two interpolar inhomogeneous fields, the forceful electric power around discharge electrode
Ionize under field action, form gas ion and electronics and make powder dust particle charged, and radon daughter adheres to aerial powder
On dirt or particulate, polar motion and deposit on dust collector pole to gathering dust under electric field force effect with the particle after charged, so as to reach
Reduce the purpose of radon daughter concentration and purify air.
Electrostatic fibre filter removes radon principle：
Electrostatic fibre is electrostatically charged in the manufacture process of filter fiber, takes electric charge.Electrostatic fibre filter
In addition to the filtration mechanisms such as the sieving using conventional air filter material, inertial collision, interception, diffusion, gravity, while using lotus
The Coulomb force of electric fiber realizes the capture to particulate, therefore filter efficiency is improved, and resistance reduces.
The invention comprehensively utilizes above two means, simplify flow process, efficiency is improve, saved energy, simplified
Control.
Compared with prior art, its remarkable advantage is the present invention：
1st, compact conformation is simple：The present invention adopts cellular single area's electrostatic field, makes apparatus structure compact, takes up room little,
Compared to Double-region electrostatic field, thickness can reduce more than 10cm；In addition, cellular single area's electrostatic field increases draught area, effectively
Draught area can also further reduce device volume, and flowing resistance than circular hole electrostatic field increase 10% under identical ventilation
It is little；Finally, than circular pipe type electrostatic field handling ease, the cellular electrostatic field of equal-wattage, cost compares circular hole to cellular electrostatic field
Shape electrostatic field is low by more than 1/3.
2nd, efficient energy-saving：Present invention list area electrostatic field instead of Double-region electrostatic field, and only an electrostatic field need to be powered, and consume
Electricity reduces 1/2 or so；And only single electric field need to be controlled, simplify control equipment, improve control efficiency；Electrostatic used
In addition to the collision of fiber, inertia, diffusion and intercepting effect, also electrostatic effect makes radon daughter aerosol easily send out to fiber
It is raw to reunite, and then be easily captured, improve the monomer filter efficiency of filter.
3rd, it is easy to maintenance：Electrostatic fibre filter is imitated using in, thickness reduces 1/2 or so than bag filter；It is easy to do
Into track pull mode, make replacing convenient.
With reference to the accompanying drawings and detailed description the present invention is described in further detail.
Description of the drawings
Fig. 1 is the flow chart of air radon daughter minimizing technology of the present invention.
Fig. 2 is the structural representation of air radon daughter removal device of the present invention.
Fig. 3 is the front view of cellular electrostatic field in Fig. 2.
Fig. 4 is the structural representation of embodiment one.
Fig. 5 is the structural representation of embodiment two.
Fig. 6 is the structural representation of embodiment three.
In figure, air channel 1, cellular electrostatic field 2, electrostatic fibre filter 3.
Specific embodiment
As shown in figure 1, air radon daughter minimizing technology of the present invention, comprises the steps：
(10) single area electrostatic field removes radon：Air containing radon flows through cellular electrostatic field, removes part radon daughter；
(20) electrostatic fibre removes radon：Electrostatic fibre filter is passed through through the air of cellular electrostatic field, is removed remaining
Radon daughter.
During described (10) list area's electrostatic field is except radon step, air containing radon flows through many hexagon pipes of cellular electrostatic field,
Needle electrode positioned at hexagon tube hub position forms corona layer and positive and negative electrode, with positive electricity to tube wall high-frequency discharge
Radon daughter to hexagon tube wall is quickly moved, and is effectively adsorbed, and removes part radon daughter.
During (20) electrostatic fibre is except radon step, electrostatic fibre filter is flowed through through the air of cellular electrostatic field,
Powered radon daughter and uncharged dust is all adsorbed by filter.
As shown in Figure 2,3, air radon daughter removal device of the present invention, including air channel 1, also includes being set successively along airflow direction
Put cellular electrostatic field 2 and electrostatic fibre filter 3 in the air channel 1, the cellular electrostatic field 2 and electrostatic fibre mistake
Filter 3 with the inwall airtight connection of the air channel 1.
As shown in figure 4, as a kind of preferred version, air radon daughter removal device of the present invention, except including air channel 1, edge
Airflow direction is successively set on cellular electrostatic field 2 and electrostatic fibre filter 3 in the air channel 1, the cellular electrostatic
2 and electrostatic fibre filter 3 with the inwall airtight connection of the air channel 1, also including blower fan 4, the blower fan is placed in the wind
In road 1 after electrostatic fibre filter 3, blower fan 4 exports outer wall and the inwall airtight connection of air channel 1.It is portable so as to form monomer
Except radon device.
In the presence of cross flow fan, the air containing radon daughter is entered from bottom of device air inlet and removes radon device, flows into honeybee
Nido high-voltage electrostatic field, under conditions of high pressure, the needle electrode positioned at hexagon tube hub position is to tube wall high-frequency discharge, shape
Into corona layer and positive and negative electrode so that the radon daughter with positive electricity is to electrostatic field negative pole --- hexagon tube wall is quickly moved,
And effectively adsorbed.Purify together through this, a part of radon daughter is also remained in air, now air is again through electrostatic fibre mistake
Filter, because electrostatic fibre makes particle produce polarization phenomena, even if uncharged particle also can be captured, so that powered radon
Daughter and uncharged dust are all adsorbed the surface of filter.Air Jing air outlets after purification flow into indoor.
During air circulation, micro- life such as radon daughter, pellet, flue dust and fungi, bacterium in air
Thing is removed efficiently, and reaches the purpose of purify air；Easy to use, portable design can conveniently move into what is need to purified
Room；It is simple structure, small volume, lightweight；Safe and reliable, easy to operate, long service life, cleaning are easy to maintenance.No
Radon daughter pollution is only advantageously reduced, the dose of radiation suffered by related personnel is reduced, and to microorganisms such as bacterium, fungi and can
Suction particulate matter has efficient killing and catharsis, is conducive to the lifting of interior of building integrated air quality and improves.
As shown in figure 5, as another kind of preferred version, air radon daughter removal device of the present invention, including air channel 1, also wrapping
The cellular electrostatic field 2 and electrostatic fibre filter 3 being successively set on along airflow direction in the air channel 1 is included, it is described cellular
Electrostatic field 2 and electrostatic fibre filter 3 with the inwall airtight connection of the air channel 1.The two ends of the air channel 1 be provided with for ventilation
The connected joint of pipeline.
Air radon daughter removal device is made duct type structure by this preferred version, using flange and air-conditioning return air pipe or
Ajutage connects.Because this device inside available ventilation sectional area is less than its exterior cross-section product, and radon effect, device are removed to strengthen
Interior wind speed need to be less than the wind speed in conventional ventilation duct, so the joint that the two ends of air channel 1 are connected with ventilation shaft is generally included greatly
Microcephaly and flange.
As shown in fig. 6, as another preferred version, air radon daughter removal device of the present invention, including air channel 1, also wrapping
The cellular electrostatic field 2 and electrostatic fibre filter 3 being successively set on along airflow direction in the air channel 1 is included, it is described cellular
Electrostatic field 2 and electrostatic fibre filter 3 with the inwall airtight connection of the air channel 1.The air channel 1 outlet be provided with for central authorities
The connected attachment means of air-conditioner return air inlet.
Air radon daughter removal device is made wall type or tuyere-type by this preferred version.Attach it to central air-conditioning system
In the return air inlet of system, work asynchronously with air-conditioning.Using cellular electrostatic field, hexagon metal tube is easily arranged, it is possible to obtain compared with
Big draught area, reduces windage, does not affect the operating mode of existing air-conditioning system.
Pipeline type air radon daughter removal device measured result is as shown in table 1.
In the case of high concentration, start shooting >=3 hours, to reference to state radon daughter RnD removal efficiency 80%-93%；Low dense
Under degree, to removal efficiency 80%-85% with reference to state radon daughter RnD, and all in stable state.
From measured result as can be seen that the device of the present invention meets technical requirements.But profile is less than existing dual field device,
Power consumptive province, control is simple.
The pipeline type air radon daughter removal device measured result of table 1
Claims (7)
1. a kind of air radon daughter minimizing technology, it is characterised in that comprise the steps：
(10) single area electrostatic field removes radon：Air containing radon flows through cellular electrostatic field, removes part radon daughter；
(20) electrostatic fibre removes radon：Electrostatic fibre filter is passed through through the air of cellular electrostatic field, remaining radon is removed
Body.
2. air radon daughter minimizing technology according to claim 1, it is characterised in that described (10) list area electrostatic field removes radon
In step, air containing radon flows through many hexagon pipes of cellular electrostatic field, positioned at the needle electrode at hexagon tube hub position
To tube wall high-frequency discharge, corona layer and positive and negative electrode are formed, the radon daughter with positive electricity to hexagon tube wall is quickly moved, and
Effectively adsorbed, removed part radon daughter.
3. air radon daughter minimizing technology according to claim 1, it is characterised in that (20) electrostatic fibre is walked except radon
In rapid, through the air of cellular electrostatic field electrostatic fibre filter is flowed through, powered radon daughter and uncharged dust are all
Adsorbed by filter.
4. a kind of air radon daughter removal device, including air channel (1), it is characterised in that：Also include being set gradually along airflow direction
Cellular electrostatic field (2) and electrostatic fibre filter (3) in the air channel (1), the cellular electrostatic field (2) and electrostatic
Fabric filter (3) with the air channel (1) inwall airtight connection.
5. air radon daughter removal device according to claim 4, it is characterised in that：Also include blower fan (4), the blower fan
After being placed in the interior electrostatic fibre filter (3) in the air channel (1), blower fan (4) exports outer wall and air channel (1) inwall airtight connection.
6. air radon daughter removal device according to claim 4, it is characterised in that：Air channel (1) two ends are provided with use
In the joint being connected with ventilation shaft.
7. air radon daughter removal device according to claim 4, it is characterised in that：Air channel (1) outlet is provided with use
In the attachment means being connected with air-conditioner return air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963256.1A CN106563566A (en) | 2016-11-04 | 2016-11-04 | Air radon daughter removing method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963256.1A CN106563566A (en) | 2016-11-04 | 2016-11-04 | Air radon daughter removing method and device |
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| Publication Number | Publication Date |
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| CN106563566A true CN106563566A (en) | 2017-04-19 |
Family
ID=58535845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610963256.1A Pending CN106563566A (en) | 2016-11-04 | 2016-11-04 | Air radon daughter removing method and device |
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| Country | Link |
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| CN (1) | CN106563566A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607986A (en) * | 2017-09-27 | 2018-01-19 | 成都理工大学 | A kind of radon daughter Electrostatic Absorption surveys radon daughter pollution in radon and recovers modification method |
| CN108224614A (en) * | 2018-01-30 | 2018-06-29 | 深圳中物兴华科技发展有限公司 | A kind of air comprehensive governing system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108719A (en) * | 1985-11-12 | 1987-05-20 | 东北工学院 | The method and apparatus of mine air filtering radon daughter |
| CN2518595Y (en) * | 2001-11-14 | 2002-10-30 | 上海欧嘉科技公司 | Combined air-purifying device |
| CN202460840U (en) * | 2011-12-22 | 2012-10-03 | 杨全辉 | Static air purifying device and discharging device |
| CN102764558A (en) * | 2012-08-07 | 2012-11-07 | 上海苍穹环保技术有限公司 | Method for removing randon daughters in air |
| KR20150067845A (en) * | 2013-12-10 | 2015-06-19 | 마산대학교산학협력단 | A dust collector of radon gas |
-
2016
- 2016-11-04 CN CN201610963256.1A patent/CN106563566A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108719A (en) * | 1985-11-12 | 1987-05-20 | 东北工学院 | The method and apparatus of mine air filtering radon daughter |
| CN2518595Y (en) * | 2001-11-14 | 2002-10-30 | 上海欧嘉科技公司 | Combined air-purifying device |
| CN202460840U (en) * | 2011-12-22 | 2012-10-03 | 杨全辉 | Static air purifying device and discharging device |
| CN102764558A (en) * | 2012-08-07 | 2012-11-07 | 上海苍穹环保技术有限公司 | Method for removing randon daughters in air |
| KR20150067845A (en) * | 2013-12-10 | 2015-06-19 | 마산대학교산학협력단 | A dust collector of radon gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607986A (en) * | 2017-09-27 | 2018-01-19 | 成都理工大学 | A kind of radon daughter Electrostatic Absorption surveys radon daughter pollution in radon and recovers modification method |
| CN108224614A (en) * | 2018-01-30 | 2018-06-29 | 深圳中物兴华科技发展有限公司 | A kind of air comprehensive governing system |
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Application publication date: 20170419 |