CN105665135A - Dust remover - Google Patents
Dust remover Download PDFInfo
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- CN105665135A CN105665135A CN201410655031.0A CN201410655031A CN105665135A CN 105665135 A CN105665135 A CN 105665135A CN 201410655031 A CN201410655031 A CN 201410655031A CN 105665135 A CN105665135 A CN 105665135A
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- wire netting
- electricity wire
- negative
- dust
- positive
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Abstract
The invention provides a dust remover. The dust remover comprises an installation frame, a positive static generator, a negative static generator, at least one positive electricity metal net and at least one negative electricity metal net, and the positive electricity metal nets and the negative electricity metal nets are arranged in the installation frame. The positive static generator is connected to the positive electricity metal nets and used for enabling the positive electricity metal nets to generate positive static. The negative static generator is connected to the negative electricity metal nets and used for enabling the negative electricity metal nets to generate negative static. The positive electricity metal nets and the negative electricity metal nets are used for adsorbing dust particles. The positive electricity metal nets and the negative electricity metal nets are alternately arranged in an overlapping mode, and each positive electricity metal net and the corresponding adjacent negative electricity metal net are arranged at an interval. According to the dust remover, by the adoption of a positive charge and negative charge alternate distribution structure, an electromagnetic field which influences electronic equipment is not generated, air motion is not impeded, and efficient cooling of the electronic equipment can be ensured. The invention further provides a cooling and dust removing system.
Description
Technical field
The present invention relates to gas purification technique field, particularly relate to a kind of dust arrester.
Background technology
Fan it is typically provided with for dispelling the heat in the machine room of existing communication base station and server room. Fan cooling process causes air to flow, the electronic equipment internal in machine room can be made to adhere to substantial amounts of dust. Described dust can make the insulation resistance between adjacent track decline, and even short circuit, affects the normal operation of electronic devices and components.
Existing main dust collection method has dedusting by filtration and Cottrell process. Dedusting by filtration mainly utilizes work principle of filter to filter out the dust bigger than filter screen gap, and dust removing effects is poor, and filter screen easily blocks. Cottrell process ionizes air mainly by high direct voltage, produce corona phenomenon, make electric charge on dust band, move to dust collector pole under electric field force effect, its efficiency of dust collection is higher, but it is complicated and bulky to adopt the electric field that Cottrell process uses to generate apparatus structure. And it is typically accompanied by the very strong-electromagnetic field produced, it is possible to affect electronic equipment normal operation, thus be difficult to be applied in existing electronic equipment this dust arrester.
Summary of the invention
There is provided a kind of easy to be easy-to-use, highfield will not be produced or cause the dust arrester of dust blocking.
First aspect, provide a kind of dust arrester, including installation frame, positive electrostatic generator, bear electrostatic generator and at least one the positive electricity wire netting being arranged in described installation frame and at least one negative electricity wire netting, described positive electrostatic generator is connected to described positive electricity wire netting, for making described positive electricity wire netting generate positive electrostatic, described negative electrostatic generator is connected to described negative electricity wire netting, for making described negative electricity wire netting generate negative electrostatic, described positive electricity wire netting and negative electricity wire netting are used for adsorbing dust granule, described positive electricity wire netting and described negative electricity wire netting are alternately overlapping to be arranged, and interval is arranged between adjacent positive electricity wire netting and negative electricity wire netting.
In the first possible implementation of first aspect, described installation frame includes two side plates and the hollow out panel being connected between said two side plate and base plate, described positive electricity wire netting and negative electricity wire netting are arranged between two side plates, and described base plate is arranged at below described positive electricity wire netting and negative electricity wire netting.
In the second mode in the cards of first aspect, described positive electricity wire netting and negative electricity wire netting are made up of metal wire, the metal line surface of described positive electricity wire netting and negative electricity metal is coated with isolating membrane, and described isolating membrane is for preventing the dust granule with electric charge from directly contacting described positive electricity wire netting or negative electricity wire netting causes rapid electric discharge.
In conjunction with the second mode in the cards of first aspect, in the third possible implementation of first aspect, described isolating membrane adopts high value material to make.
In conjunction with the implementation that the second of first aspect is possible, in the implementation four kinds possible of first aspect, the volume resistance of described isolating membrane is 103Ohmcm is to 1011Ohmcm.
In conjunction with any one the possible implementation in the 4th kind of possible implementation of first aspect to first aspect, in the 5th kind of possible implementation of first aspect, described positive electricity wire netting and described negative electricity wire netting adopt insulated connecting piece to be fixedly connected on described side plate, and described side plate adopts grounding plate to make.
In conjunction with any one the possible implementation in the 4th kind of possible implementation of first aspect to first aspect, in the 6th kind of possible implementation of first aspect, described dust arrester is additionally provided with hollow out dividing plate, and described hollow out dividing plate is arranged between adjacent positive electricity wire netting and negative electricity wire netting.
Second aspect, a kind of temperature-reduction dust-removal system is provided, for reducing electronic equipment temperature and preventing dust granule from entering electronic equipment, it is characterized in that, including fan and first aspect and first aspect the first to the dust arrester as described in any one possible implementation in the 6th kind, described fan is used for driving air to flow to described electronic equipment to reduce electronic equipment temperature, and described dust arrester is arranged between described fan and described electronic equipment to remove the dust granule in the air flowed.
In the first possible implementation of second aspect, described temperature-reduction dust-removal system is additionally provided with master control set and air velocity transducer, described air velocity transducer is between described electronic equipment and described dust arrester, concurrently send wind velocity signal to master control set, described master control set is connected to described fan and described air velocity transducer, and whether the corresponding relation between the wind velocity signal that described master control set senses for the gear and described air velocity transducer monitoring described fan meets preset requirement.
The first mode in the cards in conjunction with first aspect, in the implementation that the second of first aspect is possible, described temperature-reduction dust-removal system is additionally provided with alarm device, and described alarm device corresponding relation between the wind velocity signal that gear and the described air velocity transducer of described fan sense sends alarm signal when not meeting preset requirement.
The dust arrester of the present invention is owing to adopting the alternatively distributed structure of positive and negative charge, and whole dust arrester device can be regarded as a uncharged entirety, does not produce electromagnetic field. And owing to being arranged alternately the wire netting with difference electric charge, aperture can be increased under ensureing good efficiency of dust collection situation as far as possible, air will not be hindered to flow, cooling efficiency will not be reduced. Electronic equipment is lowered the temperature by the temperature-reduction dust-removal system of the present invention by fan, and removes dust granule by dust arrester, it is prevented that dust granule is close electronic equipment in fan for cooling process, it is ensured that the normal operation of electronic equipment.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the top view of a kind of dust arrester that better embodiment of the present invention provides;
Fig. 2 is the front view of the dust arrester shown in Fig. 1;
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Referring to Fig. 1 and Fig. 2, better embodiment of the present invention provides a kind of dust arrester 10, including installation frame 11, positive electrostatic generator 13, bears electrostatic generator 15 and the positive electricity wire netting 17 being arranged in described installation frame 11 and negative electricity wire netting 19.
Installation frame 11 is used for installing the described positive electrostatic generator 13 of carrying, negative electrostatic generator 15, positive electricity wire netting 17 and negative electricity wire netting 19. In the present embodiment, described installation frame 11 includes two side plates 111 and the hollow out panel 113 being connected between said two side plate 111 and base plate 115. Described positive electrostatic generator 13, negative electrostatic generator 15 are arranged on described side plate 111. Described positive electricity wire netting 17 and negative electricity wire netting 19 are arranged between two side plates 111. During use, hollow out panel 113 is arranged at the outside of described positive electricity wire netting 17 and negative electricity wire netting 19, and the air of flowing can flow freely into dust arrester 10 through hollow out panel 113. Described base plate 115 is arranged at below described positive electricity wire netting 17 and negative electricity wire netting 19, for collecting the bigger dust granule fallen under gravity.
It is understood that described positive electrostatic generator 13 and negative electrostatic generator 15 may be disposed at the optional position of described dust arrester 10, it is also fixedly attached to other external equipments or device. Described positive electricity wire netting 17 and described negative electricity wire netting 19 can adopt any suitable mode to be fixedly installed between described side plate 111.
Positive electrostatic generator 13 is used for generating positive electrostatic, and described positive electrostatic generator 13 is connected to described positive electricity wire netting 17, is used for making described positive electricity wire netting 17 generate positive electrostatic. Negative electrostatic generator 15 is used for generating negative electrostatic, and described negative electrostatic generator 15 is connected to described negative electricity wire netting 19, is used for making described negative electricity wire netting 19 generate negative electrostatic. It is understood that described positive electrostatic generator 13 can adopt applicable prior art with negative electrostatic generator 15, positive electrostatic or the voltage of negative electrostatic, electric current and the watt level of its generation can on-demand be arranged voluntarily.
In the present embodiment, the quantity that arranges of described positive electricity wire netting 17 and negative electricity wire netting 19 can be one, it is also possible to is multiple. In the present embodiment, described dust arrester 10 is provided with multiple positive electricity wire netting 17 and multiple negative electricity wire netting 19, the alternately overlapping setting of described positive electricity wire netting 17 and described negative electricity wire netting 19, and interval is arranged between adjacent positive electricity wire netting 17 and negative electricity wire netting 19, thus avoiding described positive electricity wire netting 17 contact with each other with described negative electricity wire netting 19 or electrostatic breakdown occurs, cause short circuit.
Further, described positive electricity wire netting 17 adopts insulated connecting piece (not shown) to be fixedly connected on described side plate 111 with described negative electricity wire netting 19, and described side plate 111 adopts grounding plate to make.Thus avoiding being short-circuited or leaking electricity.
It is understood that described positive electricity wire netting 17 can be arranged at the outermost of described dust arrester 10, it is possible to described negative electricity wire netting 19 to be arranged at the outermost of described dust arrester 10. Only need to ensure that described positive electricity wire netting 17 and described negative electricity wire netting 19 alternately overlap to arrange.
Further, described positive electricity wire netting 17 and negative electricity wire netting 19 are made up of metal wire, and the metal line surface of described positive electricity wire netting 17 and negative electricity metal is coated with isolating membrane (not shown). Described isolating membrane adopts high value material to make, for preventing the dust granule with electric charge from directly contacting described positive electricity wire netting 17 or negative electricity wire netting 19 causes rapid electric discharge. In the present embodiment, the volume resistance of described isolating membrane is 103Ohmcm is to 1011Ohmcm.
It is understood that described isolating membrane can adopt any suitable high value material, and any suitable mode is adopted to be formed at the metal line surface of described positive electricity wire netting 17 or negative electricity wire netting 19. As described isolating membrane can adopt the semi-conducting material of high value, and depositional mode is adopted to be formed at the metal line surface of described positive electricity wire netting 17 or negative electricity wire netting 19. Described isolating membrane may be used without plastic resin and makes.
Further, the dust arrester 10 of the present invention is additionally provided with hollow out dividing plate 21, and described hollow out dividing plate 21 is arranged between adjacent positive electricity wire netting 17 and negative electricity wire netting 19. Described hollow out dividing plate 21 is for isolating the positive electricity wire netting 17 and negative electricity wire netting 19 being disposed adjacent, it is prevented that the positive electricity wire netting 17 sending deformation in installation, use procedure contacts with each other with negative electricity wire netting 19 or occurs electrostatic breakdown to cause short circuit. It is understood that described hollow out dividing plate 21 can allow to circulate with the air of dust granule. The quantity that arranges of described hollow out dividing plate 21 is arranged according to the quantity of positive electricity wire netting 17 with negative electricity wire netting 19, namely ensures to be equipped with hollow out dividing plate 21 between every pair of adjacent positive electricity wire netting 17 and negative electricity wire netting 19.
When using the dust arrester 10 of the present invention, when dust granule enters after in the dust arrester 10 of the present invention with moving air, first dust granule contacts the positive electricity wire netting 17 being arranged at ground floor and is adsorbed under electrostatic induction on the positive electricity wire netting 17 of ground floor. After dust granule contacts certain time with the positive electricity wire netting 17 of ground floor; described dust granule can become positively charged; now not continuing to absorption between the positive electricity wire netting 17 of dust granule and described ground floor, dust granule can enter to the negative electricity wire netting 19 being arranged at the second layer. Owing to now dust granule and this negative electricity wire netting 19 are each other with xenogenesis electric charge, the dust granule thus with positive electricity can be adsorbed in the negative electricity wire netting 19 with negative electricity. Then under described negative electricity wire netting 19 discharge process, dust granule with negative charge, and then can move and be adsorbed in the positive electricity wire netting 17 of next layer on positive electricity wire netting 17 over time. By repeating above procedure, dust granule will be trapped in dust arrester 10 for a long time, thus avoiding dust granule to enter electronic equipment, it is ensured that electronic equipment cleans. In the process, mutually assemble or dust granule that weight is bigger can fall within the base plate 115 of described installation frame 11 under gravity action of gravity, it is simple to collect cleaning.
The present invention also provides for a kind of temperature-reduction dust-removal system, is used for reducing electronic equipment temperature and preventing dust granule from entering electronic equipment, it is characterised in that include fan and foregoing dust arrester 10.Described fan is used for driving air to flow to described electronic equipment to reduce electronic equipment temperature, and described dust arrester 10 is arranged between described fan and described electronic equipment.
Further, described temperature-reduction dust-removal system is additionally provided with master control set and air velocity transducer, described air velocity transducer is between described electronic equipment and described dust arrester 10, concurrently send wind velocity signal to master control set, described master control set is connected to described fan and described air velocity transducer, and whether the corresponding relation between the wind velocity signal that described master control set senses for the gear and described air velocity transducer monitoring described fan meets preset requirement. It is understood that described master control set can adopt any suitable processor or process device, it accepts also by any suitable mode or the gear of senses wind speed signal and fan.
Further, described temperature-reduction dust-removal system is additionally provided with alarm device, and described alarm device corresponding relation between the wind velocity signal that gear and the described air velocity transducer of described fan sense sends alarm signal when not meeting preset requirement.
The dust arrester 10 of the present invention is owing to adopting the alternatively distributed structure of positive and negative charge, and whole device can be regarded as a uncharged entirety, does not produce electromagnetic field. And owing to being arranged alternately the wire netting with difference electric charge, aperture can be increased under ensureing good efficiency of dust collection situation as far as possible, air will not be hindered to flow, cooling efficiency will not be reduced. Electronic equipment is lowered the temperature by the temperature-reduction dust-removal system of the present invention by fan, and removes dust granule by dust arrester 10, it is prevented that dust granule is close electronic equipment in fan for cooling process, it is ensured that the normal operation of electronic equipment.
Above disclosed it is only one preferred embodiment of the present invention, certainly the interest field of the present invention can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the claims in the present invention are made, still fall within the scope that invention is contained.
Claims (10)
1. a dust arrester, it is characterized in that, including installation frame, positive electrostatic generator, bear electrostatic generator and at least one the positive electricity wire netting being arranged in described installation frame and at least one negative electricity wire netting, described positive electrostatic generator is connected to described positive electricity wire netting, for making described positive electricity wire netting generate positive electrostatic, described negative electrostatic generator is connected to described negative electricity wire netting, for making described negative electricity wire netting generate negative electrostatic, described positive electricity wire netting and negative electricity wire netting are used for adsorbing dust granule, described positive electricity wire netting and described negative electricity wire netting are alternately overlapping to be arranged, and interval is arranged between adjacent positive electricity wire netting and negative electricity wire netting.
2. dust arrester as claimed in claim 1, it is characterized in that, described installation frame includes two side plates and the hollow out panel being connected between said two side plate and base plate, described positive electricity wire netting and negative electricity wire netting are arranged between two side plates, and described base plate is arranged at below described positive electricity wire netting and negative electricity wire netting.
3. dust arrester as claimed in claim 1, it is characterized in that, described positive electricity wire netting and negative electricity wire netting are made up of metal wire, the metal line surface of described positive electricity wire netting and negative electricity metal is coated with isolating membrane, and described isolating membrane is for preventing the dust granule with electric charge from directly contacting described positive electricity wire netting or negative electricity wire netting causes rapid electric discharge.
4. dust arrester as claimed in claim 3, it is characterised in that described isolating membrane adopts high value material to make.
5. dust arrester as claimed in claim 3, it is characterised in that the volume resistance of described isolating membrane is 103Ohmcm is to 1011Ohmcm.
6. dust arrester as according to any one of claim 1 to 5, it is characterised in that described positive electricity wire netting and described negative electricity wire netting adopt insulated connecting piece to be fixedly connected on described side plate, described side plate adopts grounding plate to make.
7. dust arrester as according to any one of claim 1 to 5, it is characterised in that described dust arrester is additionally provided with hollow out dividing plate, and described hollow out dividing plate is arranged between adjacent positive electricity wire netting and negative electricity wire netting.
8. a temperature-reduction dust-removal system, for reducing electronic equipment temperature and preventing dust granule from entering electronic equipment, it is characterized in that, including fan and the dust arrester as according to any one of claim 1 to 7, described fan is used for driving air to flow to described electronic equipment to reduce electronic equipment temperature, and described dust arrester is arranged between described fan and described electronic equipment to remove the dust granule in the air flowed.
9. temperature-reduction dust-removal system as claimed in claim 8, it is characterized in that, described temperature-reduction dust-removal system is additionally provided with master control set and air velocity transducer, described air velocity transducer is between described electronic equipment and described dust arrester, concurrently send wind velocity signal to master control set, described master control set is connected to described fan and described air velocity transducer, and whether the corresponding relation between the wind velocity signal that described master control set senses for the gear and described air velocity transducer monitoring described fan meets preset requirement.
10. temperature-reduction dust-removal system as claimed in claim 9, it is characterized in that, described temperature-reduction dust-removal system is additionally provided with alarm device, and described alarm device corresponding relation between the wind velocity signal that gear and the described air velocity transducer of described fan sense sends alarm signal when not meeting preset requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410655031.0A CN105665135B (en) | 2014-11-18 | 2014-11-18 | Dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410655031.0A CN105665135B (en) | 2014-11-18 | 2014-11-18 | Dust-extraction unit |
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| Publication Number | Publication Date |
|---|---|
| CN105665135A true CN105665135A (en) | 2016-06-15 |
| CN105665135B CN105665135B (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410655031.0A Active CN105665135B (en) | 2014-11-18 | 2014-11-18 | Dust-extraction unit |
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| CN (1) | CN105665135B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138004A (en) * | 2017-05-15 | 2017-09-08 | 深圳市德赛工业研究院有限公司 | Intelligent building exterior wall dust guard |
| CN108722670A (en) * | 2017-04-14 | 2018-11-02 | 浙江菲达环保科技股份有限公司 | A kind of screening electric precipitator |
| CN112392777A (en) * | 2020-11-06 | 2021-02-23 | 北京小米移动软件有限公司 | Fan dust-proof device and electrostatic dust-proof method |
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| JPH0889841A (en) * | 1994-09-24 | 1996-04-09 | Hidehito Kobayashi | Air cleaner |
| CN1173833A (en) * | 1995-02-08 | 1998-02-18 | 普鲁赛尔公司 | Electrostatic filter and supply air terminal |
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| CN112392777A (en) * | 2020-11-06 | 2021-02-23 | 北京小米移动软件有限公司 | Fan dust-proof device and electrostatic dust-proof method |
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| Publication number | Publication date |
|---|---|
| CN105665135B (en) | 2019-01-08 |
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