CN2119265U - Whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector - Google Patents
Whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector Download PDFInfo
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- CN2119265U CN2119265U CN 91231875 CN91231875U CN2119265U CN 2119265 U CN2119265 U CN 2119265U CN 91231875 CN91231875 CN 91231875 CN 91231875 U CN91231875 U CN 91231875U CN 2119265 U CN2119265 U CN 2119265U
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Abstract
The utility model relates to a whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector, which makes the whirlwind, the electrostatic and the integration of the cloth bag dust collector be arranged in a round cylinder which is only provided with an inlet/outlet. The whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector integrates with various dust collecting mechanisms, such as gravitation, centrifugal force, electric field force, filtering, etc., in order to realize the multi-stage dust collection. The whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector has the advantages of novel design concept, peculiar structure, simple operation and maintenance, low cost, energy saving, high efficiency of dust collection, etc. Besides, the manufacture cost is reduced over 50% and the energy consumption is reduced about 50% compared with the existing similar separating dust collector. The whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector can be applied to drying machines in cement plant and the smoke (powder) dust treating of raw materials milling. The smoke (powder) dust discharging is in accordance with the national standard when tested by environmental protection departments.
Description
The utility model relates to industrial dust-precipitator, particularly about a kind of whirlwind, static, the multistage dust-precipitator of cloth bag integrated form and whirlwind, the multistage dust-precipitator of cloth bag integrated form.Be applicable to cigarette [powder] the dirt improvement of industrial airborne dust points such as cement chemical fertilizer, clinker grinding mill is administered and given birth to cigarette [powder] dirt that is particularly useful for cement plant dryer, shaft kiln.The treating flour dust of airborne dust points such as packing machine.
The cigarette of cement plant dryer [powder] dirt is administered, and is one of difficult point of cement plant environmental improvement.At present, cigarette [powder] dirt of domestic cement plant dryer is administered form dust-precipitators such as adopting whirlwind, static, cloth bag, or use separately, or select wherein two kinds or three kinds to be combined into multistage dust-precipitator and to use, each inter-stage adopts pipeline to connect combination, though the dust collection effect of this multistage dust-precipitator is better than single-stage dust-precipitator, but still can not satisfy the demand up to standard that cement plant dryer cigarette [powder] dirt is administered, and have the technological process complexity, drawbacks such as floor space is big, Operation and Maintenance is difficult, cost is high, energy consumption height.
The purpose of this utility model is to avoid above-mentioned the deficiencies in the prior art part.And provide that a kind of dust collection effect is good, technological process is simple, floor space is little, Operation and Maintenance is easy, cost, innovation type whirlwind, static, the multistage dust-precipitator of cloth bag integrated form and whirlwind, the multistage dust-precipitator of cloth bag integrated form that energy consumption is low.
The purpose of this utility model is to realize like this.
The utility model is a kind of whirlwind, static, the multistage dust-precipitator of cloth bag integrated form [Fig. 1, Fig. 2], and it is made up of rotoclone collector, vertical tubulose cottrell, air inlet down, inward flow filtration-type negative pressure bagroom; It is characterized in that upright successively integrated being installed in of rotoclone collector, vertical tubulose cottrell, negative pressure bagroom only has an air inlet [4], in the garden tubular cylindrical shell [6] of an air outlet [10], is integrated into the multistage dust-precipitator that is made of cyclone dust collection section [I] electrostatic dust collection section [II], bag collection section [III].Cyclone dust collection section [I] is made up of rotoclone collector and heater, and rotoclone collector is tangential admission, axially ash discharge, and is made up of scroll casing type air inlet [4], flue-dust retainer [19], lock wind ash-valve [1]; Heater is located at the housing outer wall of flue-dust retainer [19], and it was made up of outer cover [2], resistance electric heater [3] and communicating pipe [5].Communicating pipe [5] is passed electrostatic dust collection section [II].Its end opening is positioned at heater, and the wall insulator [7] that is positioned at vertical tubulose cottrell top suitable for reading is located; Electrostatic dust collection section [II] is made up of vertical tubulose cottrell and bulkhead vibrator [17], vertical tubulose cottrell is by cylindrical shell, the electricity unit that gathers dust, fan-shaped metal dust board [14] is formed, the ash-laden gas outlet of cyclone dust collection section [I] is the air inlet of electrostatic dust collection section [II], the electricity unit that gathers dust is made up of gather dust electrode and prickle sparking electrode [15] of umbrella shape, the umbrella shape electrode that gathers dust is vertically repeatedly pile to be formed by a plurality of butt conial tubes [16], the two ends of prickle sparking electrode [15] are fixed on, on the radial framework [13] of following two same sizes, be the general frame structure, adopt the insulation of three point symmetry formulas to hang, the gather dust layout of unit of electricity is to install the electricity unit that gathers dust in the centre of cylindrical shell, all the other 6～12 electricity unit that gathers dust is evenly distributed on around it, fan-shaped metal dust board [14] is arranged on two electricity and gathers dust on the inwall of the cylindrical shell of maximum space between unit and the cylindrical shell, downward-sloping 40 °～60 °, along every meter of barrel height the 1-4 layer is set, bulkhead vibrator [17] is located at the cylinder body outer wall of electrostatic dust collection section [II]; Bag collection section [III] is made up of air inlet once, inward flow filtration-type, negative pressure bagroom, bulkhead vibrator [8] and air outlet [10], the negative pressure bagroom is made up of cylindrical shell, lower face plate [12], filter bag [11], erecting by overhang [20], the ash-laden gas outlet of electrostatic dust collection section [II] is the ash-laden gas import of bag collection section [III], and bulkhead vibrator [8] is located at outside the barrel wall of bag collection section [III].
Dust removal process of the present utility model is achieved in that
Under the suction of the air-introduced machine after being located at the utility model whirlwind, static, the multistage dust-precipitator of cloth bag integrated form, ash-laden gas is gone into the cyclone dust collection section by airborne dust point through air inlet, under gravity, centrifugal action, wherein the ash fall of larger particles is in flue-dust retainer, discharge by lock wind ash-valve, and in flue-dust retainer, knock out naked light in the dust, and make ash-laden gas all press the back to rise, finish the first order and gather dust.Ash-laden gas after the first order is gathered dust enters the electrostatic dust collection section, the electricity that wherein most of ash-laden gas the enters vertical tubulose cottrell unit that gathers dust, in electricity gathers dust the unit, gas is ionized, make dust charged, charged dust is under the effect of electric field force, shift to the umbrella shape electrode that gathers dust, and attached on the electrode that gathers dust, the small part ash-laden gas flows through when electricity gathers dust unit and barrel space and is subjected to stopping of fan-shaped metal baffle, and dust and dust board bump, and kinetic energy reduces, speed reduces, and it is sunk or attached on the dust board.The bulkhead vibrator that starts the electrostatic dust collection section vibrates gather dust electrode and dust board, its dust is sunk discharge to flue-dust retainer, gathers dust thereby finish the second level.Ash-laden gas after gathering dust in the second level continues to rise, and enters the bag collection section, and charged dust is under the filter bag filtration, be trapped on the filter bag, bulkhead vibrator rapping through the bag collection section sinks it and discharges to flue-dust retainer, gathers dust thereby finish the third level.Ash-laden gas gathers dust for three grades through the utility model whirlwind, static, the multistage dust-precipitator of cloth bag integrated form, and efficiency of dust collection can reach more than 99%.
Because the utility model is with upright successively integrated being installed in the same cylindrical drum that import and export are only arranged of whirlwind, static, bagroom, need not connect with pipeline between the dust-precipitators at different levels, overcome defectives such as prior art processes complexity, Operation and Maintenance difficulty, floor space are big, the system airflow resistance is big effectively; Because the inlet of ash-laden gas is in the bottom of cylindrical drum, outlet utilizes the potential energy difference of ash-laden gas at its top, makes cylindrical drum have certain draft, thereby reaches the purpose that cuts down the consumption of energy.The flue-dust retainer wall of the rotoclone collector of the utility model cyclone dust collection section is provided with heater outward, in the time of can guaranteeing discontinuous operation, the temperature that enters the ash-laden gas of multistage dust-precipitator remains on more than the dew point, prevent dewfall and stick with paste the bag phenomenon, the communicating pipe of heater [5] is passed the electrostatic dust collection section, hot blast is led to the wall insulator place of electrode lead-in, prevent that insulator dewfall, laying dust from causing insulation breakdown and causing electrical breakdown; The electricity of the electrostatic precipitator of the utility model electrostatic dust collection section umbrella shape of the unit electrode that gathers dust that gathers dust is vertically repeatedly pile to be formed by a plurality of butt conial tubes, compare specific collection area with existing vertical tubulose cottrell and increase, and have easy-to-clean ash, prevent the advantage of reentrainment of dust.In addition, the gather dust prickle sparking electrode of unit of electricity is the integral frame-type structure, its Stability Analysis of Structures, firmly, and barbed nail corona electrode is difficult for rocking, and general frame is that the insulation of three point symmetries is hung, and can significantly reduce the insulation sling point of barbed nail corona electrode, and safety is reliable.Owing to enter the bag collection section behind the utility model ash-laden gas process electrostatic dust collection section pre-charge, make the dust short texture on the filter bag, cohesive force is little, has air permeability and good, and the easy rapping of dust is come off.Advantages such as the utility model also has simple in structure, and installation, maintenance is convenient, and is easy and simple to handle.
The drawing of accompanying drawing of the present utility model is described as follows:
Fig. 1 is the utility model whirlwind, static, the multistage dust-precipitator sketch of cloth bag integrated form
Among the figure: I-cyclone dust collection section, II-electrostatic dust collection section, III-bag collection section;
1-lock wind ash-valve, 2-heater outer cover, 3-resistance electric heater, 4-air inlet, 5-communicating pipe, 6-cylindrical drum, 7-wall insulator, 8-bulkhead vibrator, the 9-service hatch, 10-air outlet, 11-filter bag, the 12-lower face plate, the radial framework of 13-, the fan-shaped metal dust board of 14-, the gather dust frustum of a cone tube of electrode of 15-prickle discharging pole, 16-umbrella shape, 17-bulkhead vibrator, the 18-umbrella shape electrode suppor that gathers dust, 19-flue-dust retainer, 20-filter bag erecting by overhang.
Fig. 2 is the utility model whirlwind, static, the multistage dust-precipitator electrostatic dust collection of cloth bag integrated form section sectional view.
The utility model is described in further detail below in conjunction with drawings and Examples:
Embodiment 1:
The utility model whirlwind, static, the multistage dust-precipitator of cloth bag integrated form are used for the ash-laden gas improvement of the grain slag and the clay dryer in cement plant.
Fig. 1, Fig. 2 are embodiment 1 sketch of the utility model whirlwind, static, the multistage dust-precipitator of cloth bag integrated form, cylindrical drum diameter phi 2800mm, bag collection section barrel diameter 3470mm, overall height 11.8m, the electrostatic precipitator of electrostatic dust collection section is provided with seven electricity unit that gathers dust, the gather dust frustum of a cone tube back cut diameter φ 720mm of electrode of umbrella shape, lower port diameter φ 840mm, high 250mm, the long 6m bag collection of barbed nail corona electrode section is provided with the glass fibre cloth bag of 90 φ 220mm, long 5m.
The utility model is used for slag drying machine ash-laden gas and gathers dust, ash-laden gas flow 16000m
3/ h, inlet dust content 778g/m
3, the outlet dust content is 6276mg/m
3, efficiency of dust collection reaches 992%.
The utility model is used for clay dryer ash-laden gas and gathers dust, ash-laden gas flow 16000m
3/ h, inlet dust content 626g/m
3, the outlet dust content is 6731mg/m
3, efficiency of dust collection reaches 998%.
The utility model is used for grain slag, clay dryer cigarette [powder] dirt is administered, and the outlet dust content is all less than stipulating that the heat power equipment waste gas emission standard is allowed maximum emission concentration 150mg/m among " cement industry pollutant emission standard " GB4915-85 of country
3Its cost is about 50% of the existing multistage dust-precipitator of similar discrete, and energy consumption reduces about 50%, and dust-collecting efficiency reaches more than 992%.Operation, easy to maintenance.
Embodiment 2:
With the utility model whirlwind, the multistage dust-precipitator of cloth bag integrated form, be used for the treating flour dust that industrial airborne dust points such as clinker grinding mill, packing machine are given birth in the cement plant, the outlet dust content all meets national regulation, and efficiency of dust collection reaches 995%.
Claims (2)
1, a kind of whirlwind, static, the multistage dust-precipitator of cloth bag integrated form are made up of rotoclone collector, vertical tubulose cottrell, air inlet down, inward flow filtration-type negative pressure bagroom; It is characterized in that upright successively integrated being installed in of rotoclone collector, vertical tubulose cottrell, negative pressure bagroom only has an air inlet (4), in the cylindrical drum (6) of an air outlet (10), is integrated into the multistage dust-precipitator that is made of cyclone dust collection section (I), electrostatic dust collection section (II), bag collection section (III).
2, a kind of whirlwind according to claim 1, static, the multistage dust-precipitator of cloth bag integrated form, it is characterized in that said cyclone dust collection section [I] is made up of rotoclone collector and heater, rotoclone collector is a tangential admission, axially ash discharge, and by scroll casing type air inlet [4], flue-dust retainer [19], lock wind ash-valve [1] is formed, heater is located at outside the housing wall of flue-dust retainer [19], it is by outer cover [2], resistance electric heater [3] and communicating pipe [5] are formed, communicating pipe [5] is passed electrostatic dust collection section [II], its end opening is positioned at heater, the wall insulator [7] that is positioned at vertical tubulose cottrell top suitable for reading is located, electrostatic dust collection section [II] is made up of vertical tubulose cottrell and bulkhead vibrator [17], vertical tubulose cottrell is by cylindrical shell, the electricity unit that gathers dust, fan-shaped metal dust board [14] is formed, the ash-laden gas outlet of cyclone dust collection section [I] is the air inlet of electrostatic dust collection section [II], the electricity unit that gathers dust is made up of gather dust electrode and prickle sparking electrode [15] of umbrella shape, the umbrella shape electrode that gathers dust is vertically repeatedly pile to be formed by a plurality of frustum of a cone tubes [16], the two ends of prickle sparking electrode [15] are fixed on, on the radial framework [13] of following two same sizes, be the general frame structure, adopt the insulation of three point symmetry formulas to hang, the gather dust layout of unit of electricity is to install the electricity unit that gathers dust in the centre of cylindrical shell, all the other 6～12 electricity unit that gathers dust is evenly distributed on around it, fan-shaped metal dust board [14] is arranged on two electricity and gathers dust on the cylinder inboard wall of maximum space between unit and the cylindrical shell, downward-sloping 40 °～60 °, be provided with 1～4 layer along every meter of barrel height, bulkhead vibrator [17] is located at the cylinder body outer wall of electrostatic dust collection section [II], bag collection section [III] is by air inlet once, inward flow filtration-type negative pressure bagroom and bulkhead vibrator [8] and air outlet [10] are formed, the negative pressure bagroom is by cylindrical shell, lower face plate [12], filter bag [11], erecting by overhang [20] is formed, the ash-laden gas outlet of electrostatic dust collection section [II] is the ash-laden gas import of bag collection section [III], and bulkhead vibrator [8] is located at outside the barrel wall of bag collection section [III].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91231875 CN2119265U (en) | 1991-12-23 | 1991-12-23 | Whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91231875 CN2119265U (en) | 1991-12-23 | 1991-12-23 | Whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2119265U true CN2119265U (en) | 1992-10-21 |
Family
ID=4937029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91231875 Granted CN2119265U (en) | 1991-12-23 | 1991-12-23 | Whirlwind, electrostatic and cloth bag integrated type multi-stage dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2119265U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319531A (en) * | 2011-10-12 | 2012-01-18 | 江苏云净环保设备有限公司 | Lead dust stage filtering purification device |
| CN102417836A (en) * | 2011-11-14 | 2012-04-18 | 武汉工程大学 | Layout control method for mechanical rapping device |
| CN102527179A (en) * | 2011-12-29 | 2012-07-04 | 江西理工大学 | Electric de-dusting purifying device for phosphorus-making furnace gas |
| CN102772974A (en) * | 2012-07-23 | 2012-11-14 | 张家港市保丽洁环保科技有限公司 | Oil fume purification device for natural luster finishing machine |
| CN103785267A (en) * | 2014-03-03 | 2014-05-14 | 中钢集团天澄环保科技股份有限公司 | Pre-charged bag type dust collector |
| CN104105535A (en) * | 2012-02-15 | 2014-10-15 | 韩国产业银行 | Dust collection device |
| CN107604179A (en) * | 2017-09-17 | 2018-01-19 | 贵州明峰工业废渣综合回收再利用有限公司 | A kind of collecting device for zinc powder production |
| CN108972874A (en) * | 2018-07-07 | 2018-12-11 | 鄢碧珠 | Avoid extravagant mortar production facility |
| CN110189906A (en) * | 2019-05-23 | 2019-08-30 | 吴贵珠 | A kind of low-tension transformer for Gobi Region |
-
1991
- 1991-12-23 CN CN 91231875 patent/CN2119265U/en active Granted
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319531A (en) * | 2011-10-12 | 2012-01-18 | 江苏云净环保设备有限公司 | Lead dust stage filtering purification device |
| CN102417836A (en) * | 2011-11-14 | 2012-04-18 | 武汉工程大学 | Layout control method for mechanical rapping device |
| CN102417836B (en) * | 2011-11-14 | 2013-06-19 | 武汉工程大学 | Layout control method for mechanical rapping device |
| CN102527179A (en) * | 2011-12-29 | 2012-07-04 | 江西理工大学 | Electric de-dusting purifying device for phosphorus-making furnace gas |
| CN104105535A (en) * | 2012-02-15 | 2014-10-15 | 韩国产业银行 | Dust collection device |
| CN104105535B (en) * | 2012-02-15 | 2016-10-26 | 韩国产业银行 | Dust collect plant |
| CN102772974A (en) * | 2012-07-23 | 2012-11-14 | 张家港市保丽洁环保科技有限公司 | Oil fume purification device for natural luster finishing machine |
| CN103785267A (en) * | 2014-03-03 | 2014-05-14 | 中钢集团天澄环保科技股份有限公司 | Pre-charged bag type dust collector |
| CN103785267B (en) * | 2014-03-03 | 2015-12-09 | 中钢集团天澄环保科技股份有限公司 | Pre electrified sack cleaner |
| CN107604179A (en) * | 2017-09-17 | 2018-01-19 | 贵州明峰工业废渣综合回收再利用有限公司 | A kind of collecting device for zinc powder production |
| CN108972874A (en) * | 2018-07-07 | 2018-12-11 | 鄢碧珠 | Avoid extravagant mortar production facility |
| CN110189906A (en) * | 2019-05-23 | 2019-08-30 | 吴贵珠 | A kind of low-tension transformer for Gobi Region |
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| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |