CN101884866A - Pneumatic dust-cleaning device of bag-type dust remover and dust-cleaning method thereof - Google Patents
Pneumatic dust-cleaning device of bag-type dust remover and dust-cleaning method thereof Download PDFInfo
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- CN101884866A CN101884866A CN2010102547556A CN201010254755A CN101884866A CN 101884866 A CN101884866 A CN 101884866A CN 2010102547556 A CN2010102547556 A CN 2010102547556A CN 201010254755 A CN201010254755 A CN 201010254755A CN 101884866 A CN101884866 A CN 101884866A
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Abstract
The invention discloses a pneumatic dust-cleaning device of a bag-type dust remover and a dust-cleaning method thereof. The pneumatic dust-cleaning device comprises a mechanical part and a pneumatic part, wherein the mechanical part comprises a filter bag, a drawing rod and a cylinder; the filter bag is a constituent part of the bag-type dust remover, and a piston rod of the cylinder is connected with the filter bag by the drawing rod. When the mechanical part is started to enter a dust-cleaning program by the pneumatic part, the dust-cleaning method is carried out in such a way that: the piston rod of the cylinder moves upwards to drive the drawing rod to move upwards and the filter bag is lifted by the drawing rod to change the filter bag from an expanding state into a pursing state; after moving upwards to the limit position of the cylinder, the piston rod of the cylinder moves downwards to drive the drawing rod to move downwards; and the filter bag is pushed downwards by the drawing rod so that the filter bag is restored to the expanding state. Because a cylinder oscillating type cleaning way is adopted in the dust-cleaning device of the bag-type dust remover in a purifying dust removing bin, the dust-cleaning device has better cleaning effect and enable dust-cleaning to be more thorough.
Description
Technical field
The present invention relates to a kind of deashing device and ash removal method thereof of sack cleaner, relate in particular to a kind of pneumatic deashing device and ash removal method thereof of sack cleaner.
Background technology
" 12 " environmental protection planning proposes further to strengthen the primary particulate emission control, requires existing water source, steel plant, power plant and Industrial Boiler etc. are deepened improvement, and the high-effective dust-removing facility is installed, and reduces uncontrollable discharge simultaneously.But the shipbuilding enterprise in the whole nation, container production unit etc. mostly are not provided with the weld fumes absorption plant in the welding job place at present, and the electric welding smoke point all is a uncontrollable discharge, and occupational disease happens occasionally, and worker health can not get protection.In minority the place of weld fumes cleaning system has been installed, welding produces flue dust and can in time be handled, and room air has obtained effective purification, also clean room of worker.The weld fumes cleaning system is that significant contribution has been made in energy-saving and emission-reduction.
The operation principle of weld fumes cleaning system is: will be pumped into high negative pressure in the pipeline by the high pressure blower graviational interaction, pernicious gas that produces in the welding process and particulate pollutant are collected in the intake line by the inlet scoop, arrive the purifying and dedusting storehouse of high negative pressure weld fumes cleaning equipment by pipeline.In the purifying and dedusting storehouse, the welding flue gas is carried out purified treatment after pipeline is discharged, reach the purpose of air cleaning through sack cleaner and impregnated activated carbon.
Sack cleaner is PTFE (polytetrafluoroethylene (PTFE)) overlay film filter cartridge type filter, is a kind of high-efficiency filtration systems (HEPA).The filter bag of this PTFE overlay film preferably adopts terylene Nomex surface plating PTFE film, can filter the above size particles thing of 0.1 μ m, and filter efficiency can reach 99.999%.The air-flow that contains fine dust enters high-efficiency filtration systems, and by the centrifugation of filter core, flue dust is stopped in its surface by filter core.When by the flue dust that stopped when cartridge surface constantly deposits, the pressure reduction of filter core inside and outside also continues to increase simultaneously, at this moment the unbalanced pulse soot cleaning system is cleared up the dust that accumulates in little filter bag outer surface get off.
At present, the deashing device of sack cleaner mainly adopts the pulsed deashing in the weld fumes cleaning equipment, and this purge mode mainly is that compressed air is squeezed in the gas bag, utilizes the magnetic valve pulse that filter bag is carried out deashing again.There is following drawback in it:
(1) profile is big, makes, installs inconvenience;
(2) cost height;
(3) during pulse, in the purifying and dedusting storehouse moment dust, the ash that blowback is got off is drawn onto filter bag again and gets on, deashing is not thorough.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of deashing device and ash removal method that adopts the sack cleaner of Cylinder Vibration formula purge mode.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of gas control deashing device of sack cleaner.This gas control deashing device comprises mechanical part and pneuamtic part, wherein:
This mechanical part comprises filter bag, pull bar and cylinder, and this filter bag is the building block of this sack cleaner, and the piston rod of this cylinder links to each other with this filter bag by this pull bar.
For above-mentioned gas control deashing device, this pneuamtic part comprises cylinder, magnetic valve, rapid escape valve, oil water separator and source of the gas access port, wherein,
The cylinder body of this cylinder and piston rod are connected on this oil water separator by this magnetic valve and this rapid escape valve respectively, and this oil water separator other end is connected on this source of the gas access port.
The ash removal method of above-mentioned gas control deashing device, when this mechanical part was entered the deashing program by this pneuamtic part startup, this method comprised the steps:
The piston rod of this cylinder moves up to drive on this pull bar and moves, and this filter bag mentioned by this pull bar so that this filter bag becomes the state of pursing up by deployed condition;
On move on to the extreme position of this cylinder after, the piston rod of this cylinder moves down and drives this pull bar and move down, this pull bar promotes this filter bag downwards so that this filter bag reverts to deployed condition.
For above-mentioned ash removal method, the speed that the velocity ratio that the piston rod of this cylinder moves down moves up is fast.
For above-mentioned ash removal method, this pneuamtic part comprises cylinder, magnetic valve, rapid escape valve, oil water separator and source of the gas access port, wherein,
The cylinder body of this cylinder and piston rod are connected on this oil water separator by this magnetic valve and this rapid escape valve respectively, and this oil water separator other end is connected on this source of the gas access port.
For above-mentioned ash removal method, the speed that the piston rod of this cylinder moves down is controlled by this rapid escape valve.
For above-mentioned ash removal method, the speed that the piston rod of this cylinder moves up is subjected to this solenoid control.
Advantage and characteristics that technical solution of the present invention is main are as follows:
The deashing device of sack cleaner adopts Cylinder Vibration formula purge mode in the purifying and dedusting storehouse, and ash-removal effect is better, deashing is more thorough.
Description of drawings
Fig. 1 illustrates the composition structure of deashing device of the sack cleaner of one embodiment of the invention;
State when Fig. 2 illustrates the deashing device of Fig. 1 filter bag purses up in deashing process;
The state of the deashing device that Fig. 3 illustrates Fig. 1 when filter bag launches in operation.
The specific embodiment
As shown in Figure 1, deashing device of the present invention is the dust that is used to remove the cartridge surface deposition of sack cleaner, and sack cleaner is positioned at purifying and dedusting storehouse 1.All things considered, the pneumatic deashing device of sack cleaner of the present invention comprises mechanical part and pneuamtic part.
The mechanical part of deashing device comprises filter bag 110, pull bar 120 and cylinder 130.Wherein, filter bag 110 also is the building block of sack cleaner in the purifying and dedusting storehouse 1; Cylinder 130 is positioned at the top of the lamina tecti 2 of high negative pressure weld fumes cleaning equipment; Pull bar 120 1 ends are positioned at filter bag 110, are used for push-and-pull filter bag 110, and the other end links to each other with cylinder piston rod 1301.
The pneuamtic part of deashing device comprises cylinder 130, magnetic valve 131, rapid escape valve 132, oil water separator 133 and source of the gas access port 134.Wherein, the cylinder body of cylinder 130 links to each other with magnetic valve 131, the piston rod of cylinder 130 links to each other with rapid escape valve 132, and these two valves are connected on the oil water separator 133 by wireway again, and oil water separator 133 other ends are connected on the source of the gas access port 134 by wireway.
During operate as normal, filter bag 120 is in deployed condition, and just cylinder piston rod 1301 is in the state of stretching out, as shown in Figure 1.When the needs deashing, press the deashing pushbutton enable deashing process on the control panel, be subjected to the control of deashing device pneumatic part, cylinder piston rod 1301 moves up and down and drives pull bar 120 1 end push-and-pull filter bags.At first, cylinder piston rod 1301 is from all reaching in whole withdrawal cylinder chambers, by the speed of magnetic valve 131 control piston bars 1301 withdrawals, be preferably at a slow speed and regain, pull bar 120 pull-up filter bags 110 simultaneously make filter bag 110 become the state of pursing up from deployed condition, as shown in Figure 2.When cloth bag pursed up, the dust stratification piece of cloth bag outer surface just flaked and comes off.On move on to the extreme position of cylinder 130 after, cylinder piston rod 1301 puts down fast, by the speed that rapid escape valve 132 control piston bars 1301 put down, the thrust that pull bar 120 is downward and the spring tension of filter bag self make filter bag 120 rapid deployments, as shown in Figure 3.Like this, filter bag 120 just be subjected to one moment float force, make the dust stratification remain in filter bag 120 surfaces fall, reach the effect of deashing.
Claims (7)
1. the gas control deashing device of a sack cleaner is characterized in that, this gas control deashing device comprises mechanical part and pneuamtic part, wherein:
Described mechanical part comprises filter bag, pull bar and cylinder, and described filter bag is the building block of described sack cleaner, and the piston rod of described cylinder links to each other with described filter bag by described pull bar.
2. gas control deashing device as claimed in claim 1 is characterized in that, described pneuamtic part comprises cylinder, magnetic valve, rapid escape valve, oil water separator and source of the gas access port, wherein,
The cylinder body of described cylinder and piston rod are connected on the described oil water separator by described magnetic valve and described rapid escape valve respectively, and the described oil water separator other end is connected on the described source of the gas access port.
3. the ash removal method of gas control deashing device as claimed in claim 1 is characterized in that, when described mechanical part was entered the deashing program by described pneuamtic part startup, this method comprised the steps:
The piston rod of described cylinder moves up to drive on the described pull bar and moves, and described filter bag mentioned by described pull bar so that described filter bag becomes the state of pursing up by deployed condition;
On move on to the extreme position of described cylinder after, the piston rod of described cylinder moves down and drives described pull bar and move down, described pull bar promotes described filter bag downwards so that described filter bag reverts to deployed condition.
4. ash removal method as claimed in claim 3 is characterized in that the speed that the velocity ratio that the piston rod of described cylinder moves down moves up is fast.
5. ash removal method as claimed in claim 4 is characterized in that, described pneuamtic part comprises cylinder, magnetic valve, rapid escape valve, oil water separator and source of the gas access port, wherein,
The cylinder body of described cylinder and piston rod are connected on the described oil water separator by described magnetic valve and described rapid escape valve respectively, and the described oil water separator other end is connected on the described source of the gas access port.
6. ash removal method as claimed in claim 5 is characterized in that, the speed that the piston rod of described cylinder moves down is controlled by described rapid escape valve.
7. ash removal method as claimed in claim 5 is characterized in that the speed that the piston rod of described cylinder moves up is subjected to described solenoid control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102547556A CN101884866A (en) | 2010-08-11 | 2010-08-11 | Pneumatic dust-cleaning device of bag-type dust remover and dust-cleaning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102547556A CN101884866A (en) | 2010-08-11 | 2010-08-11 | Pneumatic dust-cleaning device of bag-type dust remover and dust-cleaning method thereof |
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| CN101884866A true CN101884866A (en) | 2010-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102547556A Withdrawn CN101884866A (en) | 2010-08-11 | 2010-08-11 | Pneumatic dust-cleaning device of bag-type dust remover and dust-cleaning method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101966634A (en) * | 2010-10-11 | 2011-02-09 | 南通克莱克空气处理设备有限公司 | High negative pressure welding smoke dust purification device and deashing method thereof |
| CN102151445A (en) * | 2011-03-15 | 2011-08-17 | 陈礼清 | High and low temperature ash cleaning system of bag type dust collector |
| CN103285680A (en) * | 2013-05-22 | 2013-09-11 | 江苏新鹏重型机电制造有限公司 | Stand-alone bag dust collector |
| CN104083956A (en) * | 2014-07-29 | 2014-10-08 | 江苏宝华环保科技有限公司 | Compression-type bag-type dust collector |
| CN104353389A (en) * | 2014-10-16 | 2015-02-18 | 浙江联合颜料有限公司 | Stirring device for iron oxide pigments |
| CN106925047A (en) * | 2017-03-16 | 2017-07-07 | 天津普洛仙科技有限公司 | A kind of automatically cleaning bag-type dust collector |
| CN107469495A (en) * | 2017-08-28 | 2017-12-15 | 无锡昊瑜节能环保设备有限公司 | A kind of bag-type dust collector |
| CN108771924A (en) * | 2018-08-10 | 2018-11-09 | 遵义大兴复肥有限责任公司 | Fertilizer tail gas dust cleaning apparatus |
| CN114471061A (en) * | 2022-03-12 | 2022-05-13 | 山西煤炭进出口集团左云长春兴煤业有限公司 | Dust removal device and method for coal mining |
-
2010
- 2010-08-11 CN CN2010102547556A patent/CN101884866A/en not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101966634A (en) * | 2010-10-11 | 2011-02-09 | 南通克莱克空气处理设备有限公司 | High negative pressure welding smoke dust purification device and deashing method thereof |
| CN102151445A (en) * | 2011-03-15 | 2011-08-17 | 陈礼清 | High and low temperature ash cleaning system of bag type dust collector |
| CN103285680A (en) * | 2013-05-22 | 2013-09-11 | 江苏新鹏重型机电制造有限公司 | Stand-alone bag dust collector |
| CN104083956B (en) * | 2014-07-29 | 2015-10-07 | 江苏宝华环保科技有限公司 | Compression sack cleaner |
| CN104083956A (en) * | 2014-07-29 | 2014-10-08 | 江苏宝华环保科技有限公司 | Compression-type bag-type dust collector |
| CN104353389B (en) * | 2014-10-16 | 2016-10-19 | 浙江联合颜料有限公司 | A kind of agitating device for iron oxide pigment |
| CN104353389A (en) * | 2014-10-16 | 2015-02-18 | 浙江联合颜料有限公司 | Stirring device for iron oxide pigments |
| CN106925047A (en) * | 2017-03-16 | 2017-07-07 | 天津普洛仙科技有限公司 | A kind of automatically cleaning bag-type dust collector |
| CN106925047B (en) * | 2017-03-16 | 2019-06-28 | 新沂市引河石英材料有限公司 | A kind of automatically cleaning bag-type dust collector |
| CN107469495A (en) * | 2017-08-28 | 2017-12-15 | 无锡昊瑜节能环保设备有限公司 | A kind of bag-type dust collector |
| CN108771924A (en) * | 2018-08-10 | 2018-11-09 | 遵义大兴复肥有限责任公司 | Fertilizer tail gas dust cleaning apparatus |
| CN108771924B (en) * | 2018-08-10 | 2024-02-27 | 遵义大兴复肥有限责任公司 | Fertilizer tail gas dust collector |
| CN114471061A (en) * | 2022-03-12 | 2022-05-13 | 山西煤炭进出口集团左云长春兴煤业有限公司 | Dust removal device and method for coal mining |
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Open date: 20101117 |