CN208066547U - A kind of wet cottrell - Google Patents
A kind of wet cottrell Download PDFInfo
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- CN208066547U CN208066547U CN201820792730.3U CN201820792730U CN208066547U CN 208066547 U CN208066547 U CN 208066547U CN 201820792730 U CN201820792730 U CN 201820792730U CN 208066547 U CN208066547 U CN 208066547U
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- wet cottrell
- cathode line
- shell
- electrode
- dust collecting
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Abstract
The utility model discloses a kind of wet cottrells, including closed shell, the dust collecting electrode being made of anode tube bank group is provided in the shell, and the discharge electrode being made of cathode line, the cathode line is fixed on cathode line fixed frame, the discharge electrode periphery is surrounded by dust collecting electrode, and the channel that gas supply stream passes through is formed between the discharge electrode and dust collecting electrode；The anode tube bank group upper end is provided with spray equipment；The cathode line is efficient arista polar wire；The top of the shell configures multiple independent insulator boxes, and the babinet of each insulator box is provided with sealed insulating layer, and all insulator boxes are internally provided with heating device and automatic temperature control.The wet cottrell of the utility model, electrode is corrosion-resistant, and electrode is not easy to swing in the impact of high velocity smoke, cathode line stable discharge, non-condensing dew around insulated case of powering, insulation performance are high, dust is very unlikely to dust stratification, and dedusting demisting efficiency is high, and service life is long.
Description
Technical field：
The utility model belongs to boiler smoke dedusting technology field, is related to a kind of wet cottrell.
Background technology：
Such as Fig. 3, the flue gas after dust-removal and desulfurizing denitration enters in wet cottrell, in the sun of wet cottrell
Apply tens thousand of volt DC high-voltages between pole and cathode line, under the action of highfield, corona layer, corona are generated around corona wire
Avalanche type ionization occurs for the air in layer, and to generate a large amount of anion and a small amount of cation, this process is put corona
Electricity；Dirt, fog particles and these positive and negative ions entered in wet cottrell with flue gas collide and charged, after charged
Dirt, fog particles by high-voltage electrostatic field Coulomb force due to being acted on, to anode movement；After reaching anode, by the charge of its band
Discharge, dirt, fog particles just collected by anode, collect dust through be sprayed from top flow to accumulating at lower part liquid bath and and flue gas
Separation, chimney emptying of the purified flue gas directly through wet cottrell top.
Existing wet static dedusting device, it is not corrosion-resistant that there are electrodes, and cathode line is easy under the impact of high velocity smoke
It swings, cathode line discharge instability, condensation dew is easy around insulated case of powering, insulation performance is poor and anode tube is easy product
Ash leads to the problem of dust removing effects difference.
Utility model content：
The utility model provides a kind of height of tubular structure to make up the deficiencies in the prior art described in background technology
The wet cottrell of effect removal dust granules.
The utility model is achieved by the following technical solution：A kind of wet cottrell, including closed shell,
The lower side of the shell is equipped with air inlet, and the top of shell is equipped with air outlet, and the bottom of shell is equipped with blow-off pipe；The shell
It is provided with the dust collecting electrode being made of anode tube bank group in vivo, and the discharge electrode being made of cathode line, the cathode line are fixed on
On cathode line fixed frame, the discharge electrode periphery is surrounded by dust collecting electrode, and gas supply is formed between the discharge electrode and dust collecting electrode
The channel that stream passes through；The anode tube bank group uses electro-conductive glass steel material, and the upper end is provided with spray equipment；The cathode line
For efficient arista polar wire, material is stainless steel；The top of the shell configures multiple independent insulator boxes, each insulator box
Babinet is provided with sealed insulating layer, and all insulator boxes are internally provided with heating device and automatic temperature control.
To prevent flue gas to electrode corrosion, anode tube is using conductive flame retardant glass fiber reinforced plastic（CFRP）Material, anode tube is using pipe
Beamforming arranges that anode tube bank group is made of the electro-conductive glass steel material of φ 300*6000mm；Cathode line uses 2205 stainless steels
Material, cathode line are efficient arista polar wire in favor of electric discharge.
Further, wet cottrell bottom is equipped with back purge system, in order to clear up precipitating sludge in time, carries
High deduster working efficiency, each flushing pipe import are equipped with filter pipeline net.
Further, to prevent flue gas corrosion, deduster inwardly projecting orifice, flushing, spray tube and attachment that FRPP is respectively adopted
Material.
Further, flue gas equal part device is set at wet cottrell gas inlet, so that flue gas flows evenly through
The material of electric field, flue gas even distribution device is fiberglass.
Further, shell air chamber sealing, case top are designed to be not easy the spherical structure of ponding.
Further, wet cottrell is equipped with manhole door.The round a diameter of ф 600mm of manhole door, rectangular access door
For 500mm × 600mm.
Further, away from equal, electric field strength is relatively uniform for each discharge electrode and dust interpolar.
Further, exhanst gas outlet is located at case top and is directly vented, and can save smoke pipe, is also beneficial to energy saving, carries
High efficiency of dust collection.
Further, anti-corrosion uses glass flake aseptic technic inside wet cottrell, and chemical stability is strong, and heat is steady
Qualitative good, service life is long.
The operation principle of the wet cottrell of the utility model：The wet cottrell of the utility model it is basic
Principle and the principle of dry electrostatic cleaner are essentially identical, will pass through charged, collection and deashing three phases, wet electrostatic remove
Dirt device is aerosol and suspension grit in the method separation gas with electric precipitation, includes mainly that following four is complicated and mutual
Related physical process：
1, the ionization of gas.
2, aerosol, suspension grit cohesion with it is charged.
3, charged grit and aerosol are to electrode movement.
4, spray makes pole plate deashing.
Apply tens thousand of volt DC high-voltages between the anode and cathode line of wet cottrell, in the effect of highfield
Under, corona layer is generated around cathode corona wire, avalanche type ionization occurs for the air in corona layer, to generate a large amount of anion
With a small amount of cation, this process is corona discharge；Enter with flue gas dirt in wet cottrell, fog particles and these
Positive and negative ion collides and charged, it is charged after dirt, fog particles due to being acted on by high-voltage electrostatic field Coulomb force, to anode
Movement；After reaching anode, the charge of its band is discharged, dirt, fog particles just collected by anode, are collected dust and rushed through spray
It washes from top and flow to accumulating at lower part liquid bath, and detached with flue gas.
The advantages of the utility model：The wet cottrell of the utility model, electrode is corrosion-resistant, and electrode is in high velocity smoke
Impact in be not easy to swing, cathode line stable discharge, non-condensing dew around insulated case of powering, insulation performance is high, dust collecting electrode
It is not easy dust stratification, dedusting demisting efficiency is high, good energy-conserving effect, simple in structure, rationally distributed, easy to operate, floor space is small, interior
Portion's anti-corrosion uses glass flake aseptic technic, and chemical stability is strong, and thermal stability is good, and service life is long.
Description of the drawings：
The wet cottrell structure chart of Fig. 1 the utility model embodiments；
Sectional view along A-A in Fig. 2 Fig. 1；
Fig. 3 wet cottrell fundamental diagrams；
In figure：1, shell, 2, air inlet, 3, air outlet, 4, lower chamber, 5, cathode fixed frame, 6, cathode line, 7, anode
Tube bank group, 8, flue gas even distribution device, 9, upper chamber, 10, spray equipment, 11, without bushing case, 12, band bushing
Case, 13, sealed insulating layer, 14, heating and automatic temperature control, 15, hydrops slot, 16, blow-off pipe, 17, circulating water pool,
18, slush pump, 19, backwash water pipe.
Specific implementation mode：
For the ease of the understanding of those skilled in the art, the utility model is made with reference to embodiment and attached drawing further
Explanation, the content that embodiment refers to not is restriction to the utility model.
Query graph 1, Fig. 2, a kind of wet cottrell, including closed shell 1, the lower side of the shell 1 are set
There are air inlet 2, the top of shell 1 to be equipped with air outlet 3, the bottom of shell 1 is equipped with blow-off pipe 16；Be provided in the shell 1 by
The dust collecting electrode that anode tube bank group 7 is constituted, and the discharge electrode that is made of cathode line 6, the cathode line 6 are fixed on cathode line and fix
On frame 5, the discharge electrode periphery is surrounded by dust collecting electrode, and formation gas supply stream passes through logical between the discharge electrode and dust collecting electrode
Road, 7 upper end of anode tube bank group are provided with spray equipment 10；The anode tube bank group 7 uses electro-conductive glass steel material；It is described
Cathode line 6 is efficient arista polar wire, and material is stainless steel；The top of the shell 1 configures multiple 11 Hes of independent insulator box
12, the babinet of each insulator box is provided with sealed insulating layer 13, and all insulator boxes are internally provided with heating and temperature automatic control
Device 14.
To prevent flue gas to electrode corrosion, the present embodiment anode tube is using conductive flame retardant glass fiber reinforced plastic（CFRP）Material, anode
Pipe arranges that anode tube bank group is made of the electro-conductive glass steel material of φ 300*6000mm using tube bank type；Cathode line uses 2205
Stainless steel material.
The present embodiment wet cottrell bottom is equipped with back purge system, in order to clear up precipitating sludge in time, carries
High deduster working efficiency, each flushing pipe import are equipped with filter pipeline net.
The present embodiment is to prevent flue gas corrosion, deduster inwardly projecting orifice, flushing, spray tube and attachment that FRPP materials are respectively adopted
Matter.
The present embodiment wet cottrell gas inlet is equipped with the equal part device 8 of flue gas, so that flue gas flows evenly through electricity
, the material of flue gas even distribution device 8 is glass steel material.
The present embodiment shell air chamber sealing, case top are designed to be not easy the spherical structure of ponding.
The present embodiment wet cottrell is equipped with manhole door.The round a diameter of ф 600mm of manhole door, rectangular access door are
500mm×600mm。
Away from equal, electric field strength is relatively uniform for each discharge electrode of the present embodiment and dust interpolar.
The present embodiment flue gas air outlet 3 is located at top directly emptying, can save smoke pipe, is also beneficial to energy saving, raising
Efficiency of dust collection.
Anti-corrosion uses glass flake aseptic technic inside the wet cottrell of the present embodiment, and chemical stability is strong, heat
Stability is good, and service life is long.
The advantages of the utility model embodiment：The wet cottrell of the utility model, electrode is corrosion-resistant, and electrode is in height
It is not easy to swing in the impact of fast flue gas, cathode line stable discharge, non-condensing dew around insulated case of powering, insulation performance is high,
Dust is very unlikely to dust stratification, and dedusting demisting efficiency is high, good energy-conserving effect, simple in structure, rationally distributed, easy to operate, occupation of land face
Product is small, and internal anti-corrosion uses glass flake aseptic technic, and chemical stability is strong, and thermal stability is good, and service life is long.
Above example and attached drawing are merely to illustrate the technical solution of the utility model, are not the limits to the utility model
System, is described in detail the utility model with reference to preferred embodiment, it will be understood by those of ordinary skill in the art that,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the utility model
Without departure from the objective of the utility model, it should also belong to the claims of the utility model.
Claims (8)
1. a kind of wet cottrell, it is characterised in that：Including closed shell, the lower side of the shell is equipped with air inlet
Mouthful, the top of shell is equipped with air outlet, and the bottom of shell is equipped with blow-off pipe；It is provided in the shell and is made of anode tube bank group
Dust collecting electrode, and the discharge electrode that is made of cathode line, the cathode line be fixed on cathode line fixed frame, the discharge electrode
Periphery is surrounded by dust collecting electrode, and the channel that gas supply stream passes through is formed between the discharge electrode and dust collecting electrode；The anode tube bank group
Using electro-conductive glass steel material, the upper end is provided with spray equipment；The cathode line is efficient arista polar wire, and material is stainless
Steel；The top of the shell configures multiple independent insulator boxes, and the babinet of each insulator box is provided with sealed insulating layer, owns
Insulator box is internally provided with heating device and automatic temperature control.
2. wet cottrell according to claim 1, it is characterised in that：Wet cottrell bottom is equipped with instead
Flusher, each flushing pipe import are equipped with filter pipeline net.
3. wet cottrell according to claim 1, it is characterised in that：It is set at wet cottrell gas inlet
The equal part device of flue gas is set, the material of flue gas even distribution device is fiberglass.
4. wet cottrell according to claim 1, it is characterised in that：The case top of wet cottrell is
Spherical structure.
5. wet cottrell according to claim 1, it is characterised in that：Wet cottrell is equipped with manhole door,
The round a diameter of ф 600mm of manhole door, rectangular access door are 500mm × 600mm.
6. wet cottrell according to claim 1, it is characterised in that：Each discharge electrode and dust interpolar are away from equal.
7. wet cottrell according to claim 1, it is characterised in that：Exhanst gas outlet is located at case top and directly puts
It is empty.
8. wet cottrell according to claim 1, it is characterised in that：Anti-corrosion uses inside wet cottrell
Glass flake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820792730.3U CN208066547U (en) | 2018-05-25 | 2018-05-25 | A kind of wet cottrell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820792730.3U CN208066547U (en) | 2018-05-25 | 2018-05-25 | A kind of wet cottrell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208066547U true CN208066547U (en) | 2018-11-09 |
Family
ID=64045987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820792730.3U Active CN208066547U (en) | 2018-05-25 | 2018-05-25 | A kind of wet cottrell |
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| CN (1) | CN208066547U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523245A (en) * | 2019-08-23 | 2019-12-03 | 浙江双屿实业有限公司 | Atm number peroxide passivation sulfur removal technology and its equipment |
| CN111167603A (en) * | 2020-01-03 | 2020-05-19 | 杨雪飞 | High-voltage electrostatic dust removal equipment and application thereof |
| CN111271995A (en) * | 2020-03-18 | 2020-06-12 | 江苏双良低碳产业技术研究院有限公司 | Plate type surface cooler capable of automatically cleaning and electrostatic dust removal sterilization |
| CN111774179A (en) * | 2020-08-04 | 2020-10-16 | 杭州富阳申能固废环保再生有限公司 | A kind of gas building electrostatic precipitator |
| CN112588444A (en) * | 2020-11-26 | 2021-04-02 | 河北威美环保设备科技有限公司 | Smoke blocking insulation protection device of wet electrostatic dust collector |
| CN114849908A (en) * | 2022-04-28 | 2022-08-05 | 无锡光博科技有限公司 | Cathode line of a new type of wet electrostatic precipitator |
-
2018
- 2018-05-25 CN CN201820792730.3U patent/CN208066547U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523245A (en) * | 2019-08-23 | 2019-12-03 | 浙江双屿实业有限公司 | Atm number peroxide passivation sulfur removal technology and its equipment |
| CN111167603A (en) * | 2020-01-03 | 2020-05-19 | 杨雪飞 | High-voltage electrostatic dust removal equipment and application thereof |
| CN111271995A (en) * | 2020-03-18 | 2020-06-12 | 江苏双良低碳产业技术研究院有限公司 | Plate type surface cooler capable of automatically cleaning and electrostatic dust removal sterilization |
| CN111774179A (en) * | 2020-08-04 | 2020-10-16 | 杭州富阳申能固废环保再生有限公司 | A kind of gas building electrostatic precipitator |
| CN112588444A (en) * | 2020-11-26 | 2021-04-02 | 河北威美环保设备科技有限公司 | Smoke blocking insulation protection device of wet electrostatic dust collector |
| CN114849908A (en) * | 2022-04-28 | 2022-08-05 | 无锡光博科技有限公司 | Cathode line of a new type of wet electrostatic precipitator |
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