CN110420759B - Unidirectional osmosis membrane type insulation box for electrical tar precipitator - Google Patents
Unidirectional osmosis membrane type insulation box for electrical tar precipitator Download PDFInfo
- Publication number
- CN110420759B CN110420759B CN201910775615.4A CN201910775615A CN110420759B CN 110420759 B CN110420759 B CN 110420759B CN 201910775615 A CN201910775615 A CN 201910775615A CN 110420759 B CN110420759 B CN 110420759B
- Authority
- CN
- China
- Prior art keywords
- tar precipitator
- insulation box
- gas
- hanging column
- unidirectional osmosis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009413 insulation Methods 0.000 title claims abstract description 53
- 239000012528 membrane Substances 0.000 title claims abstract description 46
- 239000012716 precipitator Substances 0.000 title claims abstract description 42
- 239000000725 suspension Substances 0.000 claims abstract description 15
- 239000011810 insulating material Substances 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 229920002301 cellulose acetate Polymers 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000011269 tar Substances 0.000 description 35
- 239000007789 gas Substances 0.000 description 33
- 238000004939 coking Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
- B03C3/70—Applications of electricity supply techniques insulating in electric separators
Landscapes
- Electrostatic Separation (AREA)
Abstract
The invention relates to a unidirectional osmosis membrane type insulation box for an electric tar precipitator, wherein a hanging column support is arranged in the insulation box, an upper hanging frame in the electric tar precipitator is connected with the hanging column support through the hanging column, and a through hole is formed in a bottom plate of the insulation box for the hanging column to pass through; a lifting column sleeve is arranged on the outer side of the lifting column, the middle part of the lifting column sleeve is fixedly connected with the bottom plate of the insulation box body, a plurality of layers of gas unidirectional osmosis membranes are arranged in the lifting column sleeve along the height direction, the periphery of the gas unidirectional osmosis membranes are fixedly connected with the lifting column sleeve, and the gas unidirectional osmosis membranes are sealed with the lifting column through insulation rubber rings; the bottom of the suspension column sleeve is provided with a connecting flange which is connected with the electric tar precipitator body. The invention can effectively prevent the gas in the electric tar precipitator body from entering the insulation box, and eliminates the risk of safety accidents caused by the gas entering the insulation box in abnormal working states such as startup and shutdown; the invention has simple structure and convenient installation of the gas unidirectional osmosis membrane, and is beneficial to long-term use and maintenance of equipment.
Description
Technical Field
The invention relates to the technical field of electrical tar precipitator, in particular to a unidirectional osmosis membrane type insulation box for an electrical tar precipitator.
Background
In the coking industry, coke oven raw gas contains a large amount of tar particles, and the existence of the tar particles can cause blockage of equipment of a subsequent gas purifying device; coal tar is a coking byproduct with high added value, so that the tar in raw coke oven gas must be trapped in the coking gas purification process.
In conventional coking process flows, electrical tar precipitator is typically used for tar particle capture. In the conventional electrical tar precipitator, the insulation box is directly connected with the electrical tar precipitator body, and no blocking measure is adopted between the insulation box and the electrical tar precipitator body; some electrical tar precipitator adopts a continuous nitrogen gas-introducing mode to prevent coal gas from entering the insulation box. However, in the state of start-up and shutdown or failure, the condition that the coal gas in the electrical tar precipitator is blown into the insulation box to cause quality and safety accidents often occurs. In addition, operators also need to clean tar attached in the insulation box frequently, so that the labor intensity is increased.
Disclosure of Invention
The invention provides a unidirectional osmosis membrane type insulation box for an electric tar precipitator, wherein a gas unidirectional osmosis membrane is arranged between the insulation box and an electric tar precipitator body, so that gas in the electric tar precipitator body is effectively prevented from entering the insulation box, and the risk of safety accidents caused by gas entering the insulation box in abnormal working states such as startup and shutdown is eliminated; the invention has simple structure and convenient installation of the gas unidirectional osmosis membrane, and is beneficial to long-term use and maintenance of equipment.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
A unidirectional osmosis membrane type insulation box for an electric tar precipitator comprises an insulation box body with a closed structure, wherein one side of the upper part of the insulation box body is provided with a feed connection pipe, and the top of the insulation box body is provided with a scattering port and a plurality of electric heater mounting holes; a hanging column support is arranged in the insulating box body, an upper hanging frame in the electric tar precipitator is connected with the hanging column support through the hanging column, and a through hole is formed in the bottom plate of the insulating box body for the hanging column to pass through; a lifting column sleeve is arranged on the outer side of the lifting column, the middle part of the lifting column sleeve is fixedly connected with a bottom plate of the insulation box body, a plurality of layers of gas unidirectional osmosis membranes are arranged in the lifting column sleeve along the height direction, the periphery of the gas unidirectional osmosis membranes are fixedly connected with the lifting column sleeve, and the gas unidirectional osmosis membranes are sealed with the lifting column through insulation rubber rings; the bottom of the suspension column sleeve is provided with a connecting flange which is connected with the electric tar precipitator body.
The gas unidirectional osmosis membrane is a cellulose acetate membrane or a composite cellulose membrane.
The suspension post support is made of insulating materials.
The insulating material is quartz or ceramic.
And the top of the insulating box body is also provided with a manhole.
Compared with the prior art, the invention has the beneficial effects that:
1) The gas unidirectional osmosis membrane is arranged between the insulating box and the electric tar precipitator body, so that the gas in the electric tar precipitator body is effectively prevented from entering the insulating box, and the risk of safety accidents caused by gas entering the insulating box in abnormal working states such as startup and shutdown is eliminated;
2) The invention has simple structure, convenient disassembly and easy installation, and reduces the labor intensity and the workload of operators;
3) The risk of entering the atmosphere of the gas is reduced, and the environmental quality of a coking plant, particularly a gas purification workshop, can be effectively improved.
Drawings
Fig. 1 is a schematic structural view of a unidirectional osmosis membrane type insulation box for an electrical tar precipitator.
In the figure: 1. the insulation box body 2, the feed connection pipe 3, the dissipation port 4, the electric heater 5, the manhole 6, the hanging column support 7, the gas unidirectional permeable membrane 8, the insulation rubber ring 9, the hanging column sleeve 10 and the connecting flange
Detailed Description
The following is a further description of embodiments of the invention, taken in conjunction with the accompanying drawings:
As shown in fig. 1, the unidirectional osmosis membrane type insulation box for the electrical tar precipitator comprises an insulation box body 1 with a closed structure, wherein one side of the upper part of the insulation box body 1 is provided with a feed connection pipe 2, and the top of the insulation box body is provided with a diffusing port 3 and a plurality of electric heater mounting holes; a hanging column support 6 is arranged in the insulating box body 1, an upper hanging frame in the electric tar precipitator is connected with the hanging column support 6 through the hanging column, and a through hole is formed in the bottom plate of the insulating box body 1 for the hanging column to pass through; a hanging column sleeve 9 is arranged on the outer side of the hanging column, the middle part of the hanging column sleeve 9 is fixedly connected with the bottom plate of the insulation box body 1, a plurality of layers of gas unidirectional osmosis membranes 7 are arranged in the hanging column sleeve 9 along the height direction, the periphery of the gas unidirectional osmosis membranes 7 are fixedly connected with the hanging column sleeve 9, and the gas unidirectional osmosis membranes 7 are sealed with the hanging column through insulation rubber rings 8; the bottom of the suspension post sleeve 9 is provided with a connecting flange 10 which is connected with the electric tar precipitator body.
The gas unidirectional osmosis membrane 7 is a cellulose acetate membrane or a composite cellulose membrane.
The suspension post support 6 is made of an insulating material.
The insulating material is quartz or ceramic.
The top of the insulation box body 1 is also provided with a manhole 5.
The invention relates to a unidirectional osmosis membrane type insulation box for an electrical tar precipitator, which comprises the following working principles: the principle that the gas unidirectional osmosis membrane 7 can only unidirectionally permeate gas is utilized to effectively prevent the gas in the electric tar precipitator body from entering the insulating box body 1.
In the unidirectional osmosis membrane type insulation box for the electrical tar precipitator, a feed connection pipe 2 is positioned at one side of the upper part of an insulation box body 1, and a high-voltage power line enters the insulation box body 1. The diffusing port 3 is located at the top of the insulating box 1, and is used for discharging gas in the insulating box 1 when in an on-off state or an accident state. The electric heaters 4 enter the insulating box body 1 through the electric heater mounting holes at the top of the insulating box body 1, and when the electric tar precipitator is used, the electric heaters 4 are turned on to keep the temperature in the insulating box body 1 above the air dew point, so that insulation failure caused by dew formation is prevented. The manhole 5 is positioned at the top of the insulation box 1, and parts in the insulation box 1 can be replaced through the manhole 5.
The suspension column support 6 is positioned in the insulating box body 1, the suspension column of the electric tar precipitator is fixed on the suspension column support 6, the suspension column sleeve 9 is arranged on the outer side of the suspension column, the outer ring of the gas unidirectional osmosis membrane 7 is fixed on the suspension column sleeve 9, the inner ring of the gas unidirectional osmosis membrane 7 is provided with the insulating rubber ring 8, and the suspension column of the electric tar precipitator passes through the insulating rubber ring 8 to realize sealing connection.
The thickness and the number of the gas unidirectional osmosis membranes 7 are determined according to the specific working condition requirements of the electric tar precipitator, so as to control the gas passing rate. The gas unidirectional osmosis membrane 7 prevents the gas in the body of the electrical tar precipitator from entering the insulating housing 1 by utilizing the principle of unidirectional permeation of gas. A connecting flange 10 is located at the bottom of the suspension post sleeve 9 for connection with the electrical tar precipitator body 1.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. A unidirectional osmosis membrane type insulation box for an electric tar precipitator comprises an insulation box body with a closed structure, wherein one side of the upper part of the insulation box body is provided with a feed connection pipe, and the top of the insulation box body is provided with a scattering port and a plurality of electric heater mounting holes; a hanging column support is arranged in the insulating box body, an upper hanging frame in the electric tar precipitator is connected with the hanging column support through the hanging column, and a through hole is formed in the bottom plate of the insulating box body for the hanging column to pass through; the device is characterized in that a hanging column sleeve is arranged on the outer side of the hanging column, the middle part of the hanging column sleeve is fixedly connected with a bottom plate of the insulation box body, a plurality of layers of gas unidirectional osmosis membranes are arranged in the hanging column sleeve along the height direction, the periphery of each gas unidirectional osmosis membrane is fixedly connected with the hanging column sleeve, and the gas unidirectional osmosis membranes are sealed with the hanging column through insulation rubber rings; the bottom of the suspension column sleeve is provided with a connecting flange which is connected with the electric tar precipitator body.
2. A unidirectional porous membrane type insulation case for an electrical tar precipitator as claimed in claim 1, in which the gas unidirectional porous membrane is a cellulose acetate membrane or a composite cellulose membrane.
3. A unidirectional osmosis membrane type insulation case for an electrical tar precipitator according to claim 1, in which the suspension column support is made of an insulating material.
4. A unidirectional porous membrane type insulation case for an electrical tar precipitator according to claim 3, in which the insulation material is quartz or ceramic.
5. A unidirectional osmosis membrane type insulation case for an electrical tar precipitator according to claim 1, in which the top of the insulation case is further provided with a manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910775615.4A CN110420759B (en) | 2019-08-21 | 2019-08-21 | Unidirectional osmosis membrane type insulation box for electrical tar precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910775615.4A CN110420759B (en) | 2019-08-21 | 2019-08-21 | Unidirectional osmosis membrane type insulation box for electrical tar precipitator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110420759A CN110420759A (en) | 2019-11-08 |
| CN110420759B true CN110420759B (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910775615.4A Active CN110420759B (en) | 2019-08-21 | 2019-08-21 | Unidirectional osmosis membrane type insulation box for electrical tar precipitator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110420759B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117339762A (en) * | 2023-12-05 | 2024-01-05 | 河北鸿宇伟业环保工程有限公司 | Wet electrostatic precipitator that long period was maintained |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202356190U (en) * | 2011-12-15 | 2012-08-01 | 中冶焦耐(大连)工程技术有限公司 | Novel electrical tar precipitator |
| CN203076087U (en) * | 2013-01-09 | 2013-07-24 | 宝钢集团新疆八一钢铁有限公司 | Improved electrical tar precipitator |
| CN107779213A (en) * | 2016-08-30 | 2018-03-09 | 安徽广燕新材料科技有限责任公司 | A kind of biomass purification type gasification installation |
| CN109364676A (en) * | 2018-12-12 | 2019-02-22 | 甘肃恒信环境工程科技有限公司 | A kind of pre- dust pelletizing system of humidification of small-sized low temperature electrostatic adsorbent equipment |
| CN210846767U (en) * | 2019-08-21 | 2020-06-26 | 中冶焦耐(大连)工程技术有限公司 | One-way permeation membrane type insulation box for electric tar precipitator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1854866A1 (en) * | 2005-02-22 | 2007-11-14 | Yamasaki Industries Co. Ltd. | Temperature raising furnace door for coke carbonization furnace |
-
2019
- 2019-08-21 CN CN201910775615.4A patent/CN110420759B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202356190U (en) * | 2011-12-15 | 2012-08-01 | 中冶焦耐(大连)工程技术有限公司 | Novel electrical tar precipitator |
| CN203076087U (en) * | 2013-01-09 | 2013-07-24 | 宝钢集团新疆八一钢铁有限公司 | Improved electrical tar precipitator |
| CN107779213A (en) * | 2016-08-30 | 2018-03-09 | 安徽广燕新材料科技有限责任公司 | A kind of biomass purification type gasification installation |
| CN109364676A (en) * | 2018-12-12 | 2019-02-22 | 甘肃恒信环境工程科技有限公司 | A kind of pre- dust pelletizing system of humidification of small-sized low temperature electrostatic adsorbent equipment |
| CN210846767U (en) * | 2019-08-21 | 2020-06-26 | 中冶焦耐(大连)工程技术有限公司 | One-way permeation membrane type insulation box for electric tar precipitator |
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| Publication number | Publication date |
|---|---|
| CN110420759A (en) | 2019-11-08 |
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