CN106215555A - The special filter bag without sewing pin hole of a kind of sack cleaner and preparation method - Google Patents
The special filter bag without sewing pin hole of a kind of sack cleaner and preparation method Download PDFInfo
- Publication number
- CN106215555A CN106215555A CN201610726269.7A CN201610726269A CN106215555A CN 106215555 A CN106215555 A CN 106215555A CN 201610726269 A CN201610726269 A CN 201610726269A CN 106215555 A CN106215555 A CN 106215555A
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- China
- Prior art keywords
- filter bag
- pin hole
- sewing
- joint strip
- sewing pin
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Classifications
-
- 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
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- 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
- B01D46/0001—Making filtering elements
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
Abstract
The present invention discloses special filter bag without sewing pin hole of a kind of sack cleaner and preparation method thereof, by using calender working roll that joint strip hot pressing posts the sewing lap-joint at filter bag body, cover sewing pin hole and the lap gap of filter bag body, joint strip includes polytetrafluoroethylpunched punched felt and the strata urethane hot melt adhesive film being compounded on described Nomex, ensureing laminating fastness is good, high temperature resistant, on the premise of acid-alkali-corrosive-resisting and resistance to jetting performance, improve the filter effect of filtrate filter bag, meet actual operation requirements.
Description
Technical field
The present invention relates to the special filter bag without sewing pin hole of a kind of sack cleaner and preparation method, belong to industry environmental protection and remove
Dirt filter bag manufactures field.
Background technology
Haze pollutes and is on the rise, and industrial fumes harm is big, and the situation is tense for China's atmospheric environment.At present, sack cleaner
The excellent properties efficient with it, reliable, energy consumption is low obtains the extensive approval of every profession and trade, in field application such as electric power, cement, iron and steel
Present the situation of high speed development.
Along with demand for development and the continuous progress of bag filter technology of current new situations, numerous enterprises is pursued concentration of emission and is controlled
" near-zero release ", " become zero-emission ", " minimum discharge " below 10 milligrams, " ultra-clean discharge ", the phenomenon of " ultra-clean discharge "
More and more.
And hindering one of the highest emission request of filtering accuracy is the sewing pin hole stayed in filter bag sewing processing.
Summary of the invention
In order to overcome above-mentioned technical problem, it is an object of the invention to provide a kind of sack cleaner special without sewing pin hole
Filter bag.
Further object is that and also provide for the special filter bag preparation side without sewing pin hole of a kind of sack cleaner
Method, on the premise of, acid-alkali-corrosive-resisting good, high temperature resistant in guarantee laminating fastness and resistance to jetting performance, improves the filtration of filtrate filter bag
Effect, meets actual operation requirements.
For reaching above-mentioned purpose, the technical solution used in the present invention is as follows:
A kind of sack cleaner special without sewing pin hole filter bag, including filter bag body and be positioned at filter bag body sewing overlap joint
The sewing pin hole at place and lap gap, described filter bag body also includes that joint strip, described joint strip are covered in the sewing of filter bag body and take
Meet place, cover described sewing pin hole and lap gap.
Further, described joint strip includes polytetrafluoroethylpunched punched felt and the strata urethane heat being compounded on described Nomex
Melten gel film.
Further, described polytetrafluoroethylpunched punched felt thickness is 1～2mm, and described film thickness is 100～500um.
Further, described joint strip covers edge and the sewing pin hole distance 3～5mm of sewing pin hole side, and described joint strip covers
The edge of lid lap gap side and lap gap distance 6～10mm.
The special filter bag preparation method without sewing pin hole of a kind of sack cleaner, comprises the following steps: according to filter bag body
The joint strip of length cutting certain length, joint strip glue-line side is pasted onto filter bag body sewing lap-joint, then passes through press polish
Joint strip hot pressing is covered in the sewing lap-joint of filter bag body by machine working roll, covers sewing pin hole and lap gap.
Further, joint strip includes polytetrafluoroethylpunched punched felt and the one layer of polyurethane hot melt being compounded on described Nomex
Film.
Further, described polytetrafluoroethylpunched punched felt thickness is 1～2mm, and film thickness is 100～500um.
Further, described joint strip fabric width need to be completely covered pin hole and lap gap, and joint strip covers the limit of sewing pin hole side
Edge is 3～5mm with sewing pin hole distance, described joint strip cover edge and the lap gap distance of lap gap side be 6～
10mm。
Further, described calender working roll includes heating roller and rubber rollers, heating roller temperature 350～400 DEG C, working roll
Laminating pressure is 0.05～0.15MPa, and working roll linear velocity is 5～10m/min.
Use technique scheme, the special filter bag preparation method without sewing pin hole of a kind of sack cleaner of the present invention,
Have the advantages that
1, make full use of the calender during filter felt is made, it is not necessary to increase new equipment, reduce enterprise's spending；
2, fastness of fitting is good, high temperature resistant, acid-alkali-corrosive-resisting, the feature of resistance to winding-up, and the filtering emission of overall filter bag can decline
5mg/m3；
3, utilize the blocking technology of the pin hole of the inventive method, be applicable to all high-temperature dust removal flue gas operating modes.
Accompanying drawing explanation
Fig. 1 is the structural representation that joint strip is covered in the sewing lap-joint of filter bag body；
Fig. 2 is the sewing lap-joint machining sketch chart that joint strip is covered in filter bag body；
In figure: joint strip 1 filter bag body 2
Sewing pin hole 3 lap gap 4
Heating roller 5 rubber rollers 6
The upper filter felt of sewing lap-joint 21 sews lap-joint's bottom filter felt 22.
Detailed description of the invention
In order to technical scheme is explained further, below by specific embodiment, the present invention is explained in detail
State.
Embodiment 1
As shown in Figure 1, 2, cut the length of joint strip 1 according to the length of filter bag body 2, joint strip 1 adhesive film side is glued
Being attached at filter bag body 2 sewing line, overlay area includes sewing pin hole 3 and lap gap 4, by calender working roll by joint strip
1 hot pressing is covered in the sewing lap-joint of filter bag body 2, and Bar with adhesive layer 1 is covered in the upper filter felt of sewing lap-joint 21 and takes with sewing
Connect the junction of the next filter felt 22 in place, sewing pin hole 3 and lap gap 4 are blocked completely.
Described joint strip 1 includes polytetrafluoroethylpunched punched felt and the one layer of polyurethane hot melt being compounded on described Nomex
Film.
Described polytetrafluoroethylpunched punched felt thickness is 1～2mm, and film thickness is 100～500um.
Described joint strip 1 is completely covered sewing pin hole 3 and lap gap 4, joint strip 1 cover the edge of sewing pin hole 3 side with
Sewing pin hole 3 distance 3～5mm, joint strip covers edge and lap gap 4 distance 6～10mm of lap gap 4 side.
Described calender working roll includes heating roller 5 and rubber rollers 6, and the temperature of calender heating roller 5 is set to 350 DEG C,
Working roll laminating pressure is 0.15Mpa, and working roll linear velocity is 5m/min, with joint strip 1 by PTFE filter bag sewing pin hole 3 and overlap joint
Gap 4 blocks.
Embodiment 2
Heating roller 5 temperature of calender is set to 380 DEG C, and working roll laminating pressure is set to 0.10Mpa, working roll linear velocity
It is set to 7m/min, with joint strip 1, PTFE filter bag sewing pin hole 3 and lap gap 4 is blocked.Remaining is with embodiment one.
Embodiment 3
Heating roller 5 temperature of calender is set to 400 DEG C, and working roll laminating pressure is set to 0.05Mpa, working roll linear velocity
It is set to 9m/min, with joint strip 1, sewing pin hole 3 and lap gap 4 is blocked.Remaining is with embodiment one.
The joint strip that above-described embodiment prepares is pasted filter bag test high temperature resistant, acid-alkali-corrosive-resisting, the laminating fastness of part with
Resistance to jetting performance, test result is as follows:
Claims (8)
1. sack cleaner special without sewing pin hole a filter bag, including filter bag body and be positioned at filter bag body sewing lap-joint
Sewing pin hole and lap gap, it is characterised in that described filter bag body also includes that joint strip, described joint strip are covered in filter bag body
Sewing lap-joint, cover described sewing pin hole and lap gap.
2. the special filter bag without sewing pin hole of sack cleaner as claimed in claim 1, it is characterised in that described joint strip includes
Polytetrafluoroethylpunched punched felt and the strata urethane hot melt adhesive film being compounded on described Nomex.
3. the special filter bag without sewing pin hole of sack cleaner as claimed in claim 2, it is characterised in that described polytetrafluoroethyl-ne
Alkene Nomex thickness is 1～2mm, and described film thickness is 100～500um.
4. the special filter bag without sewing pin hole of sack cleaner as described in any one of claim 1-3, it is characterised in that described
Joint strip covers the edge of sewing pin hole side and covers the edge of lap gap side with sewing pin hole distance 3～5mm, described joint strip
With lap gap distance 6～10mm.
5. the special filter bag preparation method without sewing pin hole of sack cleaner as claimed in claim 1, it is characterised in that include
Following steps:
(1) according to the joint strip of the length cutting certain length of filter bag body；
(2) joint strip glue-line side is pasted onto filter bag body and sews lap-joint, then use calender working roll by joint strip hot pressing
It is covered in the sewing lap-joint of filter bag body, covers described sewing pin hole and lap gap.
6. the special filter bag preparation method without sewing pin hole of sack cleaner as claimed in claim 5, it is characterised in that described
It is 3～5mm with sewing pin hole distance that joint strip covers the edge of sewing pin hole side, and described joint strip covers the limit of lap gap side
Edge and lap gap distance are 6～10mm.
7. the special filter bag preparation method without sewing pin hole of sack cleaner as claimed in claim 5, it is characterised in that described
Joint strip includes polytetrafluoroethylpunched punched felt and the strata urethane hot melt adhesive film being compounded on described Nomex.
8. the special filter bag preparation method without sewing pin hole of sack cleaner as described in any one of claim 5-7, its feature
Being, described calender working roll includes that heating roller and rubber rollers, described heating roller temperature are 350～400 DEG C, described working roll
Laminating pressure is 0.05～0.15MPa, and described working roll linear velocity is 5～10m/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726269.7A CN106215555A (en) | 2016-08-26 | 2016-08-26 | The special filter bag without sewing pin hole of a kind of sack cleaner and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726269.7A CN106215555A (en) | 2016-08-26 | 2016-08-26 | The special filter bag without sewing pin hole of a kind of sack cleaner and preparation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106215555A true CN106215555A (en) | 2016-12-14 |
Family
ID=57556054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610726269.7A Pending CN106215555A (en) | 2016-08-26 | 2016-08-26 | The special filter bag without sewing pin hole of a kind of sack cleaner and preparation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106215555A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108815943A (en) * | 2018-07-26 | 2018-11-16 | 安徽省利特环保技术有限公司 | A kind of Antistatic filter of precipitator device |
| CN109173459A (en) * | 2018-09-04 | 2019-01-11 | 江苏明晶布业股份有限公司 | A kind of dedicated heat resistance filter bag of steel mill's coal gas blast furnace |
| CN110026017A (en) * | 2018-01-12 | 2019-07-19 | 山东盛华投资有限责任公司 | A kind of dedusting filtering bag of glue bond tube-shape bag body longitudinal joint |
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| CN1403182A (en) * | 2002-07-04 | 2003-03-19 | 上海菲尔特空气净化技术有限公司 | HF hot melt filtering bag for air filter and its production process |
| KR20100069822A (en) * | 2008-12-17 | 2010-06-25 | 한국에너지기술연구원 | One-touch silica filter bag by copper powder melting method and its manufacturing method, dust collecting apparatus for reduction of dust loading using thereof |
| CN104436866A (en) * | 2014-10-08 | 2015-03-25 | 上海金由氟材料股份有限公司 | Preparation method of pinhole-free dedusting filter bag |
| CN105107268A (en) * | 2015-07-21 | 2015-12-02 | 安徽省元琛环保科技有限公司 | Preparation method of polyphenylene sulfide composite filter material filter bag |
| CN105133193A (en) * | 2015-07-21 | 2015-12-09 | 安徽省元琛环保科技有限公司 | Needle hole sealing technology of polyphenylene sulfide compound filter material |
| CN105153951A (en) * | 2015-07-21 | 2015-12-16 | 安徽省元琛环保科技有限公司 | High-temperature-resistant polytetrafluoroethylene hot melt adhesive belt for dedusting filter bag |
| CN205164328U (en) * | 2015-11-10 | 2016-04-20 | 莱德尔工业纺织品制造(上海)有限公司 | Coating structure of suture department of compound high temperature resistant filter bag |
| CN105623549A (en) * | 2015-12-31 | 2016-06-01 | 安徽省元琛环保科技有限公司 | Novel filter bag needle hole coating method |
-
2016
- 2016-08-26 CN CN201610726269.7A patent/CN106215555A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403182A (en) * | 2002-07-04 | 2003-03-19 | 上海菲尔特空气净化技术有限公司 | HF hot melt filtering bag for air filter and its production process |
| KR20100069822A (en) * | 2008-12-17 | 2010-06-25 | 한국에너지기술연구원 | One-touch silica filter bag by copper powder melting method and its manufacturing method, dust collecting apparatus for reduction of dust loading using thereof |
| CN104436866A (en) * | 2014-10-08 | 2015-03-25 | 上海金由氟材料股份有限公司 | Preparation method of pinhole-free dedusting filter bag |
| CN105107268A (en) * | 2015-07-21 | 2015-12-02 | 安徽省元琛环保科技有限公司 | Preparation method of polyphenylene sulfide composite filter material filter bag |
| CN105133193A (en) * | 2015-07-21 | 2015-12-09 | 安徽省元琛环保科技有限公司 | Needle hole sealing technology of polyphenylene sulfide compound filter material |
| CN105153951A (en) * | 2015-07-21 | 2015-12-16 | 安徽省元琛环保科技有限公司 | High-temperature-resistant polytetrafluoroethylene hot melt adhesive belt for dedusting filter bag |
| CN205164328U (en) * | 2015-11-10 | 2016-04-20 | 莱德尔工业纺织品制造(上海)有限公司 | Coating structure of suture department of compound high temperature resistant filter bag |
| CN105623549A (en) * | 2015-12-31 | 2016-06-01 | 安徽省元琛环保科技有限公司 | Novel filter bag needle hole coating method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026017A (en) * | 2018-01-12 | 2019-07-19 | 山东盛华投资有限责任公司 | A kind of dedusting filtering bag of glue bond tube-shape bag body longitudinal joint |
| CN108815943A (en) * | 2018-07-26 | 2018-11-16 | 安徽省利特环保技术有限公司 | A kind of Antistatic filter of precipitator device |
| CN109173459A (en) * | 2018-09-04 | 2019-01-11 | 江苏明晶布业股份有限公司 | A kind of dedicated heat resistance filter bag of steel mill's coal gas blast furnace |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161214 |
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| WD01 | Invention patent application deemed withdrawn after publication |