WO2008138209A1 - An antistatic bag dust collector - Google Patents
An antistatic bag dust collector Download PDFInfo
- Publication number
- WO2008138209A1 WO2008138209A1 PCT/CN2008/000852 CN2008000852W WO2008138209A1 WO 2008138209 A1 WO2008138209 A1 WO 2008138209A1 CN 2008000852 W CN2008000852 W CN 2008000852W WO 2008138209 A1 WO2008138209 A1 WO 2008138209A1
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- WO
- WIPO (PCT)
- Prior art keywords
- filter bag
- dust
- filter
- antistatic
- bag
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4209—Prevention of static charge, e.g. by grounding
Definitions
- the invention belongs to the technical field of environmental protection equipment, and particularly relates to a bag dust removing device for preventing static electricity.
- Prior art prior to the present invention is a bag dust removing device for preventing static electricity.
- Dust removal is a very important process in production workshops in the mining, chemical, steel, building materials and other industries. Due to the large size of the precipitator, a large amount of dust and fine particles can collide with the electrostatic precipitator. When the dust in the air reaches a certain concentration, if the static electricity on the dust cannot be extracted in time, it may cause explosion and combustion. In the past, there have been accidents such as coal mines, grain depots and flour mills.
- the Chinese invention patent "electrostatic dust removing device of the dust collecting box of the cyclone type dust collecting device” discloses a dust collecting box static eliminating device of the cyclone type dust collecting device.
- the dust collecting static elimination device of the device is made of synthetic resin material with good insulation performance and high transparency, which improves the antistatic performance of the device, but the cost of the device is high and the cleaning is complicated.
- the commonly used bag filter, the dust filter bag is generally made of chemical fiber filter cloth, these filter cloth has large dust holding capacity, strong gas permeability, low filtration resistance, wear resistance, temperature resistance, corrosion resistance, long service life, moisture absorption Small size and low cost.
- the dust filter bag made of chemical fiber filter cloth is very easy to carry static electricity during use, which brings unsafe hidden danger to production. Purpose of the invention
- the object of the invention is to eliminate the hidden danger that a large amount of dust collides with the static electricity in the bag filter and explode, and provide an anti-static bag dust removing device, which can not only effectively extract the static electricity on the dust, but also is easy. Clean, easy to operate, continuous dust removal process.
- An antistatic bag dust removing device comprises a body and a plurality of dust filter bag sets, wherein: the dust collector body has a dust outlet at the bottom, and the flue gas inlet is disposed adjacent to the body. a side of the bottom, an exhaust outlet is disposed at the top of the body, and is connected to the exhaust fan; the dust filter bag group having an antistatic function is installed inside the body, and is composed of a plurality of filter bags; A strip of wire is evenly distributed thereon, and the metal filament is connected to the grounded metal wire.
- the body is provided with two anti-static dust filter bag groups: respectively, a No. 1 filter bag group and a No. 2 filter bag combination;
- One end of the top of the filter bag set has a vent pipe connected to the exhaust outlet of the body, and the other end is provided with a venting port.
- a connection switch is installed between the vent pipe at the top of the filter bag group and the exhaust outlet of the body.
- the beneficial effects of the invention are: the static electricity attached to the dust can be removed in time, the explosion caused by the electrostatic charge of a large amount of dust is effectively prevented, and the continuous dust removal process is realized at the same time.
- FIG. 1 is a schematic view showing the structure of the present invention.
- FIG. 1 Body, 2. Dust outlet 3. Flue gas inlet, 4. Exhaust outlet, 5. Exhaust fan, 6.-No. filter bag group, 7. No. 2 filter bag group, 8. Filter bag, 9. No. 1 filter bag group air exchange port, 10. No. 2 filter bag group air exchange port, 11. No. 1 filter bag group connection switch, 12. No. 2 filter bag group connection switch, 13. Wire, 14. Metal wire.
- Figure 1 shows a preferred embodiment of the invention.
- the device mainly includes a dust collector.
- the bottom of the dust collector body 1 is provided with a dust outlet 2, the flue gas inlet 3 is disposed on the side close to the bottom of the body 1, and the exhaust outlet 4 is disposed at the top of the body 1 and connected to the exhaust fan 5.
- the dust filter bag sets 6, 7 are installed inside the body 1, have an antistatic function and are composed of a plurality of filter bags 8.
- a strip of wire 13 is evenly distributed on the filter bag 8, and the metal filament 13 is connected to the grounded metal wire 14.
- One end of the top of the filter bag group 6, 7 has a vent pipe connected to the exhaust outlet 4 of the body 1, and the other end of the first dust filter bag group 6 is provided with a venting port 9, and the second dust filter bag group 7 The other end is provided with a venting port 10.
- a filter bag group connection switch 11 and a second filter bag group connection switch 12 are respectively installed between the vent pipe at the top of the first and second filter bag groups and the exhaust outlet 4 of the body 1.
- the connection switches 11, 12 between the No. 1 filter bag group 6 and the No. 2 filter bag group 7 and the exhaust outlet 4 of the body 1 are opened, and Turn off their air vents 9, 10; then start the air blower 5 to pump out the gas in the body 1.
- the dust of the small particles in the smoke will adhere to the filter bag 8, and the dust of the large particles falls to the dust at the bottom of the body.
- the outlet 2 is discharged to the outside of the body; the metal filament 13 attached to the filter bag 8 can timely discharge the static electricity adhering to the dust from the grounded metal wire 14 to the outside of the body 1; when the filter bag 8 of the No.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Filtering Materials (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
Abstract
An antistatic bag dust collector, comprises a main body (1) and some antistatic filter bag groups (6, 7). A dust outlet (2) is located on the bottom of the main body (1). A gas inlet (3) is located on one side in the vicinity of the bottom of the main body (1). A gas outlet (4) is located on the top of the main body (1), and connected to an exhaust blower (5). Each filter bag group (6, 7) is composed of some filter bags (8). Some strip-shaped metal filaments (13) are disposed on the filter bag (8). The metal filaments (13) are connected to a metal wire grounded (14). A breather pipe connected with the gas outlet (4) of the main body (1) is located on one side of the top of the filter bag group (6, 7), and a scavenging port (9) is located on the other side.
Description
一种防静电布袋除尘装置 本发明所属技术领域 Antistatic bag dust removal device TECHNICAL FIELD
本发明属于环保设备技术领域， 具体涉及一种用于防静电的布袋除尘装置。 在本发明之前的现有技术 The invention belongs to the technical field of environmental protection equipment, and particularly relates to a bag dust removing device for preventing static electricity. Prior art prior to the present invention
在矿山、 化工， 钢铁、 建材等行业的生产车间中， 除尘是一项非常重要的 工序。 由于除尘器的体积大， 大量粉尘和细小颗粒会在除尘器内发生碰撞而带 上静电。 当空气中的粉尘到达一定浓度后， 如果不能及时导出粉尘上的静电， 就有可能引起爆炸和燃烧。 在煤矿， 粮库和面粉厂等过去都曾出现过这种原因 的事故。 Dust removal is a very important process in production workshops in the mining, chemical, steel, building materials and other industries. Due to the large size of the precipitator, a large amount of dust and fine particles can collide with the electrostatic precipitator. When the dust in the air reaches a certain concentration, if the static electricity on the dust cannot be extracted in time, it may cause explosion and combustion. In the past, there have been accidents such as coal mines, grain depots and flour mills.
为了防止静电的产生， 中国发明专利 "旋风式吸尘装置的集尘盒的静电除 尘装置 "（专利申请号： 01144403. 7)， 公开了一种旋风式吸尘装置的集尘盒静 电消除装置。 该装置的集尘静电消除装置是由绝缘性能好而且透明度高的合成 树脂材质制成， 提高了装置防静电的性能， 但是该设备的成本较高， 清理复杂。 而常用的布袋除尘器， 其除尘滤袋一般由化纤滤布做成， 这些滤布具有容尘量 大、 透气性强、 过滤阻力小， 耐磨、 耐温、 耐腐蚀， 使用寿命长、 吸湿性小、 成本低的特点。 但由化纤滤布做成的除尘滤袋在使用过程中极易带静电， 给生 产带来不安全隐患。 发明目的 In order to prevent the generation of static electricity, the Chinese invention patent "electrostatic dust removing device of the dust collecting box of the cyclone type dust collecting device" (patent application number: 01144403. 7) discloses a dust collecting box static eliminating device of the cyclone type dust collecting device. . The dust collecting static elimination device of the device is made of synthetic resin material with good insulation performance and high transparency, which improves the antistatic performance of the device, but the cost of the device is high and the cleaning is complicated. The commonly used bag filter, the dust filter bag is generally made of chemical fiber filter cloth, these filter cloth has large dust holding capacity, strong gas permeability, low filtration resistance, wear resistance, temperature resistance, corrosion resistance, long service life, moisture absorption Small size and low cost. However, the dust filter bag made of chemical fiber filter cloth is very easy to carry static electricity during use, which brings unsafe hidden danger to production. Purpose of the invention
本发明的目的是， 消除大量粉尘在布袋除尘器内相互碰撞带静电而发生爆 炸的隐患， 提供一种防静电的布袋除尘装置， 该装置不仅可以有效地导出粉尘 上所带的静电， 而且容易清理， 操作方便， 可进行连续的除尘过程。
本发明采用的技术方案 The object of the invention is to eliminate the hidden danger that a large amount of dust collides with the static electricity in the bag filter and explode, and provide an anti-static bag dust removing device, which can not only effectively extract the static electricity on the dust, but also is easy. Clean, easy to operate, continuous dust removal process. Technical solution adopted by the invention
本发明所采用的技术方案如下： 一种防静电布袋除尘装置， 包括本体和若 干除尘滤袋组， 其特征在于： 所述除尘器本体的底部带有一个粉尘出口， 烟气 入口设置在靠近本体底部的一侧， 排气出口则设在本体的顶部， 并与抽风机相 连； 所述具有防静电功能的除尘滤袋组安装在本体的内部， 并由若干个滤袋组 成； 所述滤袋上均匀分布有条状的金属丝， 金属细丝与接地的金属导线相连接。 The technical solution adopted by the present invention is as follows: An antistatic bag dust removing device comprises a body and a plurality of dust filter bag sets, wherein: the dust collector body has a dust outlet at the bottom, and the flue gas inlet is disposed adjacent to the body. a side of the bottom, an exhaust outlet is disposed at the top of the body, and is connected to the exhaust fan; the dust filter bag group having an antistatic function is installed inside the body, and is composed of a plurality of filter bags; A strip of wire is evenly distributed thereon, and the metal filament is connected to the grounded metal wire.
所述本体内安装有两个防静电的除尘滤袋组： 分别为一号滤袋组和二号滤 袋组合； The body is provided with two anti-static dust filter bag groups: respectively, a No. 1 filter bag group and a No. 2 filter bag combination;
所述滤袋组顶部的一端有一个通气管与本体的排气出口相连， 另一端设置 有一个换气口。 One end of the top of the filter bag set has a vent pipe connected to the exhaust outlet of the body, and the other end is provided with a venting port.
所述滤袋组顶部的通气管与本体的排气出口之间安装有连接开关。 A connection switch is installed between the vent pipe at the top of the filter bag group and the exhaust outlet of the body.
由于采用以上技术方案， 本发明的有益效果是： 可以及时去除附着在粉尘 上的静电， 有效地防止因大量粉尘带静电而发生爆炸， 同时实现连续的除尘过 程。 附图说明 Since the above technical solution is adopted, the beneficial effects of the invention are: the static electricity attached to the dust can be removed in time, the explosion caused by the electrostatic charge of a large amount of dust is effectively prevented, and the continuous dust removal process is realized at the same time. DRAWINGS
图 1是是本发明的结构示意图。 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view showing the structure of the present invention.
图中 1.本体， 2.粉尘出口 3.烟气入口， 4.排气出口， 5.抽风机， 6.—号滤 袋组， 7.二号滤袋组， 8.滤袋， 9.一号滤袋组换气口， 10.二号滤袋组换气口， 11.一号滤袋组连接开关， 12.二号滤袋组连接开关， 13.金属丝， 14.金属导线。 实施例 Figure 1. Body, 2. Dust outlet 3. Flue gas inlet, 4. Exhaust outlet, 5. Exhaust fan, 6.-No. filter bag group, 7. No. 2 filter bag group, 8. Filter bag, 9. No. 1 filter bag group air exchange port, 10. No. 2 filter bag group air exchange port, 11. No. 1 filter bag group connection switch, 12. No. 2 filter bag group connection switch, 13. Wire, 14. Metal wire. Example
下面结合附图和实施例对本发明作进一步说明。 The invention will now be further described with reference to the accompanying drawings and embodiments.
图 1所示是本发明的一个优选实施例。 如图所示， 本装置主要包括除尘器
本体 1和一号除尘滤袋组 6、 二号除尘滤袋组 7。 除尘器本体 1的底部带有一个 粉尘出口 2，烟气入口 3设置在靠近本体 1底部的一侧，排气出口 4则设在本体 1的顶部， 并与抽风机 5相连。 除尘滤袋组 6、 7安装在本体 1的内部， 具有防 静电功能并由若干个滤袋 8组成。 滤袋 8上均匀分布有条状的金属丝 13， 金属 细丝 13与接地的金属导线 14相连接。 滤袋组 6、 7顶部的一端都有一个通气管 与本体 1的排气出口 4相连， 一号除尘滤袋组 6的另一端设置有一个换气口 9， 二号除尘滤袋组 7的另一端设置有一个换气口 10。 一号、 二号滤袋组顶部的通 气管与本体 1的排气出口 4之间分别安装有一号滤袋组连接开关 11和二号滤袋 组连接开关 12。 Figure 1 shows a preferred embodiment of the invention. As shown in the figure, the device mainly includes a dust collector. Body 1 and No. 1 dust filter bag group 6, No. 2 dust filter bag group 7. The bottom of the dust collector body 1 is provided with a dust outlet 2, the flue gas inlet 3 is disposed on the side close to the bottom of the body 1, and the exhaust outlet 4 is disposed at the top of the body 1 and connected to the exhaust fan 5. The dust filter bag sets 6, 7 are installed inside the body 1, have an antistatic function and are composed of a plurality of filter bags 8. A strip of wire 13 is evenly distributed on the filter bag 8, and the metal filament 13 is connected to the grounded metal wire 14. One end of the top of the filter bag group 6, 7 has a vent pipe connected to the exhaust outlet 4 of the body 1, and the other end of the first dust filter bag group 6 is provided with a venting port 9, and the second dust filter bag group 7 The other end is provided with a venting port 10. A filter bag group connection switch 11 and a second filter bag group connection switch 12 are respectively installed between the vent pipe at the top of the first and second filter bag groups and the exhaust outlet 4 of the body 1.
当带有粉尘的烟气从本体 1的烟气入口 3进入时， 开启一号滤袋组 6和二 号滤袋组 7与本体 1的排气出口 4之间的连接开关 11、 12， 并关闭它们的换气 口 9、 10; 然后开动抽风机 5， 把本体 1内的气体抽出； 此时烟气中小颗粒的粉 尘会附着在滤袋 8上， 大颗粒的粉尘落到本体底部的粉尘出口 2， 排出本体外； 附在滤袋 8上的金属细丝 13能够及时地将附着在粉尘上的静电由接地的金属导 线 14排出本体 1外； 当一号滤袋组 6的滤袋 8上附着过多的细粉尘， 需要进行 清理时， 关闭一号滤袋组 6与本体排气出口 4的连连接开关 11， 并打开它的换 气口 9，往换气口 9通气， 附着在一号滤袋组 6的滤袋 8上的细粉尘就会被风吹 掉， 而此时二号滤袋组 7仍在进行除尘工作； 同样， 当二号滤袋组 7需要进行 清理时， 一号滤袋组 6也能够正常地工作； 如此来实现连续的除尘过程。
When the dusty flue gas enters from the flue gas inlet 3 of the body 1, the connection switches 11, 12 between the No. 1 filter bag group 6 and the No. 2 filter bag group 7 and the exhaust outlet 4 of the body 1 are opened, and Turn off their air vents 9, 10; then start the air blower 5 to pump out the gas in the body 1. At this time, the dust of the small particles in the smoke will adhere to the filter bag 8, and the dust of the large particles falls to the dust at the bottom of the body. The outlet 2 is discharged to the outside of the body; the metal filament 13 attached to the filter bag 8 can timely discharge the static electricity adhering to the dust from the grounded metal wire 14 to the outside of the body 1; when the filter bag 8 of the No. 1 filter bag group 6 If too much fine dust adheres to it, when it needs to be cleaned, close the connection switch 11 of the No. 1 filter bag group 6 and the body exhaust outlet 4, and open its ventilation port 9, ventilate to the ventilation port 9, and attach it to The fine dust on the filter bag 8 of the No. 1 filter bag group 6 is blown off by the wind, and at this time, the No. 2 filter bag group 7 is still performing the dust removal work; likewise, when the No. 2 filter bag group 7 needs to be cleaned, The No. 1 filter bag group 6 can also work normally; thus achieving continuous Dust removal process.
Claims
1、 一种防静电布袋除尘装置， 包括本体 （1 ) 和若干除尘滤袋组， 其特征 在于： 所述除尘器本体 （1 ) 的底部带有一个粉尘出口 （2)， 烟气入口 （3) 设 置在靠近本体 （1 )底部的一侧， 排气出口 （4) 则设在本体（1 ) 的顶部， 并与 抽风机（5)相连； 所述具有防静电功能的除尘滤袋组安装在本体（1 ) 的内部， 权 An anti-static bag dust removing device comprising a body (1) and a plurality of dust filter bag groups, wherein: the dust collector body (1) has a dust outlet (2) at the bottom thereof, and a flue gas inlet (3) ) disposed on a side close to the bottom of the body (1), and an exhaust outlet (4) is disposed at the top of the body (1) and connected to the exhaust fan (5); the dust filter bag set with antistatic function is installed Inside the body (1), right
并由若干个滤袋（8)组成； 所述滤袋（8)上均匀分布有条状的金属细丝（13)， 金属细丝 （13 )与接地的金属导线 （14)相连接。 And consisting of a plurality of filter bags (8); strips of metal filaments (13) are evenly distributed on the filter bags (8), and the metal filaments (13) are connected to the grounded metal wires (14).
2、 根据权利要求 1所述的防静电布袋除尘装置， 其特征是所述本体（1 ) 求 2. The antistatic bag dust removing device according to claim 1, wherein the body (1) is
内安装有两个防静电的除尘滤袋组：分别为一号滤袋组（ 6 )和二号滤袋组合（ 7 )； There are two anti-static dust filter bag groups installed: one for the filter bag group (6) and the second filter bag combination (7);
3、 根据权利要求 1或 2所述的防静电布袋除尘装置， 其特征是所述滤袋组 顶部的一端有一个通气管与本体 （1 ) 的排气出口 （4) 相连， 另一端设置有一 个换气口。 3. The antistatic bag dust removing device according to claim 1 or 2, wherein one end of the top of the filter bag group has a vent pipe connected to the exhaust outlet (4) of the body (1), and the other end is provided with A ventilation port.
4、 根据权利要求 3所述的防静电布袋除尘装置， 其特征是所述滤袋组顶部 的通气管与本体 （1 ) 的排气出口 （4)之间安装有连接开关。
4. The antistatic bag dust removing device according to claim 3, characterized in that a connection switch is installed between the vent pipe at the top of the filter bag group and the exhaust outlet (4) of the body (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200512645U CN201026424Y (en) | 2007-05-09 | 2007-05-09 | Antistatic cloth bag dust removing device |
| CN200720051264.5 | 2007-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008138209A1 true WO2008138209A1 (en) | 2008-11-20 |
Family
ID=39130625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2008/000852 WO2008138209A1 (en) | 2007-05-09 | 2008-04-25 | An antistatic bag dust collector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201026424Y (en) |
| WO (1) | WO2008138209A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551765A (en) * | 2013-10-28 | 2014-02-05 | 江苏奥雷光电有限公司 | Method for protecting optical devices being not damaged by static during seal welding |
| CN115574544A (en) * | 2022-09-07 | 2023-01-06 | 江西佑美制药有限公司 | Boiling dryer is used in production of chimonanthus nitens leaf granule |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201026424Y (en) * | 2007-05-09 | 2008-02-27 | 广州普得环保设备有限公司 | Antistatic cloth bag dust removing device |
| CN105813364B (en) * | 2016-04-18 | 2017-07-28 | 浙江亚特电器有限公司 | A kind of Electro-static Driven Comb structure of electric blower |
| CN106938162A (en) * | 2017-03-27 | 2017-07-11 | 南京林业大学 | The dedusting explosion-protection equipment of wood powder dust explosion |
| CN109248510A (en) * | 2018-09-25 | 2019-01-22 | 江苏臻中滤料科技有限公司 | A kind of antistatic dust suction filter bag |
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| US3766712A (en) * | 1971-12-14 | 1973-10-23 | American Air Filter Co | Fabric tube type dust collector method |
| CN1565704A (en) * | 2003-06-27 | 2005-01-19 | 清华大学 | Static electricity and bag combined dust collection method and device |
| CN2770756Y (en) * | 2005-02-07 | 2006-04-12 | 煤炭科学研究总院北京煤化工研究分院 | Bag-type dust collector |
| CN201026424Y (en) * | 2007-05-09 | 2008-02-27 | 广州普得环保设备有限公司 | Antistatic cloth bag dust removing device |
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2007
- 2007-05-09 CN CNU2007200512645U patent/CN201026424Y/en not_active Expired - Lifetime
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2008
- 2008-04-25 WO PCT/CN2008/000852 patent/WO2008138209A1/en active Application Filing
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| US3766712A (en) * | 1971-12-14 | 1973-10-23 | American Air Filter Co | Fabric tube type dust collector method |
| CN1565704A (en) * | 2003-06-27 | 2005-01-19 | 清华大学 | Static electricity and bag combined dust collection method and device |
| CN2770756Y (en) * | 2005-02-07 | 2006-04-12 | 煤炭科学研究总院北京煤化工研究分院 | Bag-type dust collector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103551765A (en) * | 2013-10-28 | 2014-02-05 | 江苏奥雷光电有限公司 | Method for protecting optical devices being not damaged by static during seal welding |
| CN115574544A (en) * | 2022-09-07 | 2023-01-06 | 江西佑美制药有限公司 | Boiling dryer is used in production of chimonanthus nitens leaf granule |
| CN115574544B (en) * | 2022-09-07 | 2023-12-15 | 江西佑美制药有限公司 | Boiling dryer for producing chimonanthus nitens leaf particles |
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| CN201026424Y (en) | 2008-02-27 |
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