CN103830974B - A kind of micro-power dust remover of efficient energy-saving and method - Google Patents
A kind of micro-power dust remover of efficient energy-saving and method Download PDFInfo
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- CN103830974B CN103830974B CN201310490251.8A CN201310490251A CN103830974B CN 103830974 B CN103830974 B CN 103830974B CN 201310490251 A CN201310490251 A CN 201310490251A CN 103830974 B CN103830974 B CN 103830974B
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Abstract
The present invention relates to a kind of efficient energy-saving industrial dust collector for carrying out according to the number of dust power adjusting in Belt Conveying material process. The present invention coordinates by alpha ray source and alpha detection device, the dust of kicking up during to Belt Conveying material number detect, and control on this basis the rotating speed of dust absorption fan. The present invention can adjust the rotating speed p of dust absorption fan in real time, and the rotating speed p that improves dust absorption fan to reach dust when excessive strengthens the effect that rotating speed p that dust removing effects and dust reduce dust absorption fan when too small saves the energy.
Description
Technical field
The present invention relates to a kind of industrial dedusting device and method, relate to specifically dust arrester and method in a kind of Belt Conveying material process.
Background technology
In industrial and mining enterprises, a lot of materials need to be carried by the long distance of belt, because Belt Length is limited, and a belt can only rectilinear direction carry, and therefore often needs in practice several belts to carry out multistage transhipment. For avoiding, eliminate the dense dust producing in transport processes at different levels, all adopt various cleaners, mainly comprise fiber bag precipitator, high-voltage electrostatic deduster, water-bath type dust cleaner etc. Due to the specific works mode of high-voltage electrostatic deduster and water-bath type dust cleaner, make application narrow, suitable application area is exactly the micro-power deduster that cloth bag control of dust coordinates air exhauster the most widely at present. Micro-power deduster is compared Unpowered dust collector and is had better dust removing effects, but air exhauster constant speed work all the time, can not according to dust number carry out intelligence regulate, in the time that dust is very few, cause energy waste, in the time that dust is excessive, can not improve in time again dust collection capacity.
Summary of the invention
The present invention is directed to the defect of existing industrial micro-power deduster, propose a kind of efficient energy-saving industrial dust collector for carrying out according to the number of dust power adjusting in Belt Conveying material process.
The technical solution adopted in the present invention is:
At the top of housing 1, dust absorption fan 5 is housed, be shaped with the brace table 3 rounding in the inside of housing 1, sealing vibration damping rubber cushion 4 is housed on brace table 3, above sealing vibration damping rubber cushion 4, be equipped with filter bag fixed flat planar 2, the inner space of housing 1 is divided into upper and lower two parts by filter bag fixed flat planar 2, and suitably under External Force Acting, can ensure to form relative displacement between filter bag fixed base plate 2 and housing 1. On filter bag fixed base plate 2, have the circular hole that is arranged as square formation, be welded with spring skeleton 7 at circular hole place, spring skeleton 7 under external force scalable, wave, on spring skeleton 7, be enclosed with filter bag 6, the material of filter bag 6 is laminated needled felt, ventilative but thoroughly not grey, 2 one-tenth seamless being fixedly connected with of the opening of filter bag 6 and filter bag fixed base plate. Be fixed with shield 10 and alpha detection device 13 at the downside of filter bag fixed base plate 2, spacing between shield 10 and alpha detection device 13 is 2 centimetres, in shield 10 inside, alpha ray source 12 is housed, shield 10 has collimating aperture 11, and the direction of collimating aperture 11 faces the sensitive area of alpha detection device 13.
Be equipped with and shake motor 8 in the outside of housing 1, the axle that shakes motor 8 enters into the upper sheaf space of housing 1 inside through housing 1, the axle that shakes motor 8 adopts rubber cushion sealing through housing 1 place, at the axle other end that shakes motor 8, eccentric wheel 9 is housed, in the time shaking motor 8 and rotate, can be with movable eccentric wheel 9 to rotate, not stop to beat filter bag fixed flat planar 2. Electrical equipment on device connects with control cabinet 14 by cable.
Housing 1 is arranged on the top of belt holder, is shaped with soft curtain at housing 1 on the front and back of Belt Conveying direction are uncovered, and can with the Unpowered dust collector use that is connected together.
Control cabinet 14 for dust absorption fan 5, shake motor 8, alpha detection device 13 provides working power; Control cabinet 14 can regulate, control dust absorption fan 5 and shake the rotating speed of motor 8; Control cabinet 14 receives the testing result signal of alpha detection device 13, the testing result signal of alpha detection device 13 be with the unit interval in be radiated the counting rate of the proportional relation of alpha ray intensity of alpha detection device 13.
By the control of control cabinet 14, dust absorption fan 5 with shake motor 8 and adopt mutual service intermittent. In the time that dust absorption fan 5 is worked, the air that makes housing 1 interior lower space is by the filtration of filter bag 6 and enter into the upper space of housing 1 through the round hole of filter bag fixed flat planar 2, and in this process, filter bag 6 can be by a large amount of dust-filterings of sweeping along in air. And the airborne dust of convey materials on belt, can fill the air to the gap between shield 10 and alpha detection device 13, alpha ray to 12 radiation in alpha ray source plays the effect of blocking accordingly, the number of dust, directly have influence on the alpha ray intensity that alpha detection device 13 detects, can adjust in real time by control cabinet 14 the rotating speed p of dust absorption fan 5 according to the result of detection of alpha detection device 13.
The alpha ray intensity detecting according to alpha detection device 13 regulates the formula of the rotating speed p of dust absorption fan 5 to be:
In formula: NbdThe environmental exact details counting rate that alpha detection device 13 detects in the time there is no alpha ray source 12, N0It is the counting rate that alpha detection device 13 detects in the time having alpha ray source 12 but there is no dust; NtThe counting rate that during for system works, alpha detection device 13 detects in real time, A, B, C are empirical coefficient; Wherein NbdAnd N0Can before system comes into operation, obtain by actual measurement, A, B, C can rule of thumb progressively adjust also until reach the effect of a satisfaction in actual application.
Work after a period of time when dust absorption fan 5, stop the running of dust absorption fan 5. Then shake motor 8 and start working, with the rotation of movable eccentric wheel 9, do not stop filter bag fixed flat planar 2 to beat, make the dust that is attached to filter bag 6 outer surfaces because vibration reaches the effect that departs from filter bag 6 outer surfaces. When after the dust natural subsidence a period of time of being got off by rapping, dust absorption fan 5 is started working again, and repeats said process.
The invention has the beneficial effects as follows: detect by the number to dust, realize the rotating speed of dust absorption fan 5 is regulated, the rotating speed p that improves dust absorption fan 5 in the time that dust is excessive strengthens dust removing effects, and the rotating speed p that reduces dust absorption fan 5 in the time that dust is too small reaches the effect of saving the energy.
Brief description of the drawings
Fig. 1 is structure drawing of device of the present invention
Fig. 2 is electric-control system block diagram of the present invention
In figure: 1 housing, 2 filter bag fixed flat planars, 3 brace tables, 4 sealing vibration damping rubber cushions, 5 dust absorption fans, 6 filter bags, 7 spring skeletons, 8 shake motor, 9 eccentric wheels, 10 shields, 11 collimating apertures, 12 alpha ray sources, 13 alpha detection devices, 14 control cabinets.
Detailed description of the invention
Be described with reference to the accompanying drawings apparatus structure of the present invention and using method.
As shown in Figure 1, housing 1 is housed on belt holder, dust absorption fan 5 is equipped with at the top of housing 1, be shaped with the brace table 3 rounding in the inside of housing 1, sealing vibration damping rubber cushion 4 is housed on brace table 3, above sealing vibration damping rubber cushion 4, be equipped with filter bag fixed flat planar 2, the inner space of housing 1 is divided into upper and lower two parts by filter bag fixed flat planar 2, and suitably under External Force Acting, can ensure to form relative displacement between filter bag fixed base plate 2 and housing 1.
On filter bag fixed base plate 2, have the circular hole that is arranged as square formation, be welded with spring skeleton 7 at circular hole place, spring skeleton 7 under external force scalable, wave, on spring skeleton 7, be enclosed with filter bag 6, the material of filter bag 6 is laminated needled felt, ventilative but thoroughly not grey, 2 one-tenth seamless being fixedly connected with of the opening of filter bag 6 and filter bag fixed base plate.
Be fixed with shield 10 and alpha detection device 13 at the downside of filter bag fixed base plate 2, spacing between shield 10 and alpha detection device 13 is 2 centimetres, in shield 10 inside, alpha ray source 12 is housed, alpha ray source 12 can be radio isotope Am-241 source, shield 10 has collimating aperture 11, the direction of collimating aperture 11 faces the sensitive area of alpha detection device 13, and the effect of collimating aperture 11 is being irradiated on alpha detection device 13 of alpha ray collimation of constraint 12 radiation in alpha ray source.
Be equipped with and shake motor 8 in the outside of housing 1, the axle that shakes motor 8 enters into the upper sheaf space of housing 1 inside through housing 1, the axle that shakes motor 8 adopts rubber cushion sealing through housing 1 place, at the axle other end that shakes motor 8, eccentric wheel 9 is housed, in the time shaking motor 8 and rotate, can be with movable eccentric wheel 9 to rotate, not stop to beat filter bag fixed flat planar 2.
Electrical equipment on device connects with control cabinet 14 by cable.
On the front and back of Belt Conveying direction are uncovered, be shaped with soft curtain at housing 1, and can with the Unpowered dust collector use that is connected together.
The electric-control system of apparatus of the present invention as shown in Figure 2, process and all power supply, signal processing circuit and control circuit compositions routinely of control circuit by its inner power supply, signal:
Control cabinet 14 for dust absorption fan 5, shake motor 8, alpha detection device 13 provides working power; Control cabinet 14 can regulate, control dust absorption fan 5 and shake the rotating speed of motor 8; Control cabinet 14 receives the testing result signal of alpha detection device 13, the testing result signal of alpha detection device 13 be with the unit interval in be radiated the counting rate of the proportional relation of alpha ray intensity of alpha detection device 13.
Concrete application process is as follows:
When system works, by the control of control cabinet 14, dust absorption fan 5 with shake motor 8 and adopt mutual service intermittent, the two can not work simultaneously.
In the time that dust absorption fan 5 is worked, air in housing 1 is discharged, upper space forms negative pressure, the air that impels housing 1 interior lower space is by the filtration of filter bag 6 and enter into the upper space of housing 1 through the round hole of filter bag fixed flat planar 2, in this process, filter bag 6 can be by a large amount of dust-filterings of sweeping along in air, and the dust of being filtered will be adsorbed in the outer surface of filter bag 6.
And the airborne dust of convey materials on belt can fill the air to the gap between shield 10 and alpha detection device 13, in the time that dust is dense, the alpha ray of 12 radiation in alpha ray source is played to the more effect of blocking, the alpha ray strength decreased that alpha detection device 13 is detected; And in the time that dust is thin, corresponding increase of the alpha ray intensity that alpha detection device 13 detects. Therefore in the course of work of dust absorption fan 5, can be by control cabinet 14 according to the result of detection of alpha detection device 13, adjust in real time the rotating speed p of dust absorption fan 5, the rotating speed p that improves dust absorption fan 5 to reach dust when excessive strengthens the effect that rotating speed p that dust removing effects and dust reduce dust absorption fan 5 when too small saves the energy.
The alpha ray intensity detecting according to alpha detection device 13 regulates the formula of the rotating speed p of dust absorption fan 5 to be:
In formula: NbdThe environmental exact details counting rate that alpha detection device 13 detects in the time there is no alpha ray source 12, N0It is the counting rate that alpha detection device 13 detects in the time having alpha ray source 12 but there is no dust; NtThe counting rate that during for system works, alpha detection device 13 detects in real time, A, B, C are empirical coefficient; Wherein NbdAnd N0Can before system comes into operation, obtain by actual measurement, A, B, C can rule of thumb progressively adjust also until reach the effect of a satisfaction in actual application.
When dust absorption fan 5 was worked after a period of time, stop the running of dust absorption fan 5, be adsorbed in the dust of filter bag 6 outer surfaces because Action of Gravity Field can drop on belt conveyor, but still have small part dust and still depend on due to the effect of frictional force the outer surface of filter bag 6, cause the gas permeability variation of filter bag 6. Now shaking motor 8 starts working, with the rotation of movable eccentric wheel 9, do not stop filter bag fixed flat planar 2 to beat, the spring skeleton 7, the filter bag 6 that make filter bag fixed flat planar 2 and be fixed thereon shake together, and because spring skeleton 7 can wave under external force, impel the dust that is attached to filter bag 6 outer surfaces because vibration reaches the effect that departs from filter bag 6 outer surfaces. When after the dust natural subsidence a period of time of being got off by rapping, dust absorption fan 5 is started working again, and repeats said process.
Application example:
Housing, filter bag fixed flat planar, spring skeleton etc. are for entrusting machining unit customization, dust absorption fan and shake motor and purchase from market.
Isotope Am-241 is selected in alpha ray source.
Alpha detection device is selected and conventional semiconductor α-ray detector can be detected.
The material selection antistatic laminated needled felt of filter bag.
Through the practical application on certain cement belt conveyor, parameters is as follows:
A=0.04；
B=2.5；
C=6；
In the repetition period, the single stream time of dust absorption fan 5 is set to 60 minutes, and the single stream time that shakes motor 8 is set to 15 seconds, and the set of time of dust natural subsidence is 20 seconds.
Claims (1)
1. a dust collection method for the micro-power dust remover of efficient energy-saving, is characterized in that:
At the top of housing (1), dust absorption fan (5) is housed, be shaped with the brace table (3) rounding in the inside of housing (1), sealing vibration damping rubber cushion (4) is housed on brace table (3), top at sealing vibration damping rubber cushion (4) is equipped with filter bag fixed flat planar (2), on filter bag fixed flat planar (2), have the circular hole that is arranged as square formation, be welded with spring skeleton (7) at circular hole place, on spring skeleton (7), be enclosed with filter bag (6), be fixed with shield (10) and alpha detection device (13) at the downside of filter bag fixed flat planar (2), in shield (10) inside, alpha ray source (12) is housed, shield (10) has collimating aperture (11), the direction of collimating aperture (11) faces the sensitive area of alpha detection device (13),
Be equipped with and shake motor (8) in the outside of housing (1), shake the axle of motor (8) through housing (1), at the axle other end that shakes motor (8), eccentric wheel (9) is housed, the electrical equipment on device connects with control cabinet (14) by cable;
The using method of this industrial dedusting device is:
By the control of control cabinet (14), dust absorption fan (5) with shake motor (8) and adopt mutual service intermittent, in the time that dust absorption fan (5) is worked, control cabinet (14) is adjusted the rotating speed p of dust absorption fan (5) in real time according to the result of detection of alpha detection device (13);
The concrete grammar of adjusting dust absorption fan (5) rotating speed p is:
The alpha ray intensity detecting according to alpha detection device (13) regulates the formula of the rotating speed p of dust absorption fan (5) to be:
In formula: NbdThe environmental exact details counting rate that alpha detection device (13) detects in the time there is no alpha ray source (12), N0It is the counting rate that alpha detection device (13) detects in the time having alpha ray source (12) but there is no dust; NtThe counting rate that during for system works, alpha detection device (13) detects in real time, A, B, C are empirical coefficient; Wherein NbdAnd N0Before coming into operation, system obtains by actual measurement;
Wherein A=0.04, B=2.5, C=6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310490251.8A CN103830974B (en) | 2012-11-22 | 2013-10-19 | A kind of micro-power dust remover of efficient energy-saving and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104769860 | 2012-11-22 | ||
| CN 201210476986 CN103143205A (en) | 2012-11-22 | 2012-11-22 | Energy-saving efficient micro-power dust collector and method |
| CN201210476986.0 | 2012-11-22 | ||
| CN201310490251.8A CN103830974B (en) | 2012-11-22 | 2013-10-19 | A kind of micro-power dust remover of efficient energy-saving and method |
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| CN103830974A CN103830974A (en) | 2014-06-04 |
| CN103830974B true CN103830974B (en) | 2016-05-25 |
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| CN 201210476986 Pending CN103143205A (en) | 2012-11-22 | 2012-11-22 | Energy-saving efficient micro-power dust collector and method |
| CN201310490251.8A Active CN103830974B (en) | 2012-11-22 | 2013-10-19 | A kind of micro-power dust remover of efficient energy-saving and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104826737A (en) * | 2015-05-26 | 2015-08-12 | 济宁德山峻明机械设备有限公司 | Reflux type static dust removing device |
| CN109806688B (en) * | 2017-11-20 | 2024-07-26 | 北京京运通科技股份有限公司 | Filter and monocrystalline silicon drawing system |
| CN107899353A (en) * | 2017-12-19 | 2018-04-13 | 襄阳新金开泵业有限公司 | Molding sand device for recovering tail gas |
| CN111437666B (en) * | 2018-07-26 | 2023-05-26 | 安徽科讯新材料有限公司 | Dust remover and method for wood door production fine polishing workshop |
| CN109264409A (en) * | 2018-11-02 | 2019-01-25 | 长沙开元仪器有限公司 | A kind of vacuum feeder |
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| CN100408144C (en) * | 2006-06-16 | 2008-08-06 | 天津市海光空调净化技术咨询有限公司 | Filter-efficiency inspection system for efficient and super-efficient air filter |
| GB0617674D0 (en) * | 2006-09-08 | 2006-10-18 | Pendrill Philip R | Filter monitor |
| CN201333358Y (en) * | 2008-12-31 | 2009-10-28 | 丹东飞利达电子有限公司 | micro-power deduster |
| CN202179913U (en) * | 2011-03-29 | 2012-04-04 | 丹东东方测控技术有限公司 | Multifunctional micro-power dust remover |
| CN102716623A (en) * | 2011-03-29 | 2012-10-10 | 丹东东方测控技术有限公司 | Multifunctional micro power dust collector |
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Address after: 118002 Binjiang Middle Road, Dandong Development Zone, Liaoning, China, No. 136 Applicant after: Dandong Dongfang Measurement & Control Technology Co., Ltd. Address before: 118002 Binjiang Middle Road, Dandong Development Zone, Liaoning, China, No. 136 Applicant before: Dandong Dongfang Measurement & Control Technology Co., Ltd. |
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