CN214320520U - Wet-type electric precipitation, stainless steel tubular prickle subregion negative pole line of defogging - Google Patents
Wet-type electric precipitation, stainless steel tubular prickle subregion negative pole line of defogging Download PDFInfo
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- CN214320520U CN214320520U CN202022349409.8U CN202022349409U CN214320520U CN 214320520 U CN214320520 U CN 214320520U CN 202022349409 U CN202022349409 U CN 202022349409U CN 214320520 U CN214320520 U CN 214320520U
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Abstract
The utility model relates to a stainless steel tubular prickle subregion negative pole line of wet-type electric precipitation, defogging belongs to the gas purification field. The method comprises the following steps: polar lines and burs; the pole line is provided with the prickle, the density of the prickle on pole line upper portion is greater than the prickle density of pole line lower part. The best dust removal effect is achieved by changing the density of the burs in different areas through the bur lines of the stainless steel pipe, although the same cathode line is used, the dust removal and demisting effects are greatly improved by changing different bur densities through different flue gas dust contents.
Description
Technical Field
The utility model belongs to the gas purification field, concretely relates to novel negative pole line that contains dust and water smoke in tubular wet-type electrostatic precipitator handles wet flue gas.
Background
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information constitutes prior art that is already known to a person skilled in the art.
The cathode wire used for the tubular wet-type electric dust collector has higher mechanical strength, is not easy to break, is convenient for dust removal, has low manufacturing cost and simple processing and manufacturing, is suitable for being used in a new electric dust collector or transforming an old electric dust collector, forms a high-voltage electric field between the cathode wire connected with a high-voltage direct-current power supply and a grounded anode plate, and has the advantages that the cathode generates corona discharge, gas is ionized, and gas ions with negative electricity are generated, under the action of electric field force, the anode plate moves, and collides with dust particles in motion, so that the dust particles are charged with negative electricity, and the charged dust particles also move to the anode under the action of electric field force, and after reaching the anode, the negative electricity is discharged, and the dust particles are deposited on the anode plate, the purified gas is discharged out of the dust remover and is suitable for a wet electric dust remover, but the existing cathode wire has the problem that bur discharge cannot be applied to different specific resistances of different areas of flue gas.
The wet-type electrostatic precipitator negative pole line adopts pipe prickle shape, flexible zigzag shape, rhombus, takes triangle thorn shape, filiform flexible polar line, but the inventor discovers: no matter which polar line form on wet-type electric precipitation can not cope with the specific resistance change brought by different flue gas dust contents in different area sections, and the optimal discharging and dedusting effect is achieved.
Disclosure of Invention
In order to solve the above problems, the present invention provides a novel cathode line for people to use. The best dust removal effect is achieved by changing the density of the burs in different areas through the bur lines of the stainless steel pipe, although the same cathode line is used, the dust removal and demisting effects are greatly improved by changing different bur densities through different flue gas dust contents.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
the utility model discloses a first aspect provides a stainless steel tubular prickle line subregion type polar line, include: polar lines and burs; the pole line is provided with the prickle, the density of the prickle on pole line upper portion is greater than the prickle density of pole line lower part.
The research finds that: the more dense the tubular prickle line prickle raises the corona voltage and the higher the current density is when the no-load, the more dense the anti-high dust prickle is but the lower the current density is, the worse the dust removal effect is. And the polar line with relatively sparse prickles has a better dust removal effect than the intensive prickles when dealing with high dust although the current density is low when the corona voltage is high and the load is no. The wet-type electric precipitation flue gas enters the flue gas from the anode pipe end, the flue gas dust content is highest when the flue gas enters the anode pipe, and the dust content is reduced along with the reduction of the dust content in the ionized dust charge removal, so that the difference of the specific resistance is also determined by the difference of the dust content in each area. Select for use the prickle sparse prickle to the high dust when just advancing the anode tube, along with the reduction of dust concentration with the prickle of polar line encrypt the flue gas that corresponds low dust, though the use is same root negative pole line, the prickle density of difference through different flue gas dust content changes has improved the effect of dust removal defogging greatly.
The beneficial effects of the utility model reside in that:
(1) the utility model improves the dust removal efficiency;
(2) the utility model can better adapt to different smoke dust contents by changing the density of the burs according to different dust contents of the smoke;
(3) the utility model provides high polar line's effective efficiency, reduce cost shorten polar line and anode tube's length reduce cost under the equal flue gas condition.
(4) The utility model discloses a change the prickle density in different regions at nonrust steel pipe prickle line and play best dust removal effect, though the same root negative pole line that uses, the prickle density of difference through different flue gas dust content changes has improved the effect of dust removal defogging greatly.
(5) The utility model has the advantages of simple structure, simple to operate, practicality are strong, easily promote.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
FIG. 1 is a structural diagram of an apparatus according to embodiment 1 of the present invention;
FIG. 2 is a partial enlarged view of the apparatus of embodiment 1 of the present invention;
FIG. 3 is a top view of the apparatus of embodiment 1 of the present invention;
the cathode line comprises a cathode line body 1, barbs 2, a cathode line lower area 3 and a cathode line upper area 4.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The use of wet-type electrostatic precipitation cathode ray still has more problems, though present technical characteristics are more, the conclusion is divided into steel polar line and flexible polar line, receives the influence of different interval dust content and in the aspect of tubular wet-type electrostatic precipitation efficiency generally lower.
The utility model discloses a stainless steel tubular prickle subregion negative pole line has not only compensatied both shortcoming, has apparent effect on the use more.
A stainless steel tubular prickle line partition type polar line includes: polar lines and burs; the pole line is provided with the prickle, the density of the prickle on pole line upper portion is greater than the prickle density of pole line lower part.
Aiming at the situation that wet-type electric precipitation flue gas enters the flue gas from the end of an anode pipe, the flue gas dust content is highest when the wet-type electric precipitation flue gas enters the anode pipe, and the dust content is reduced along with the charged driving of ionized dust, therefore, in some embodiments, the density of the burs at the upper part of the polar line is 2 times that of the burs at the lower part of the polar line, so that the better dust removal efficiency is obtained.
In some embodiments, the burs are spirally and uniformly distributed on the polar line so as to improve the space utilization rate and improve the dust and mist removal effect.
Aiming at the characteristics that the ionized dust is discharged with less charged and the dust content in each area is different, the specific resistance is different, and the dust removal effect is poorer when the dust content is increased and the resistance to high-dust burs is denser and the current density is lower, in some embodiments, the pitch of the burs on the upper part of the polar line is 12.5-15, so as to obtain better high-dust removal effect.
In some embodiments, the pitch of the barbs at the lower part of the polar line is 25-30, so that the requirement of dust removal in a low-dust area is met, the lengths of the polar line and the anode tube are shortened under the same smoke condition, and the cost is reduced.
In some embodiments, the polar line has a straightness deviation of no more than 5mm in a natural suspension state, so as to prevent the cathode line from being bent to influence the electric field effect.
In some embodiments, the pole wire and the prickle are connected by welding, so that the connection is firm and the operation is convenient.
In some embodiments, the polar lines are cathode lines disposed within the anode tubes. Select for use the prickle sparse prickle to the high dust when just advancing the anode tube, along with the reduction of dust concentration with the prickle of polar line encrypt the flue gas that corresponds low dust, though the use is same root negative pole line, the prickle density of difference through different flue gas dust content changes has improved the effect of dust removal defogging greatly.
In some embodiments, the anode tube is disposed within a wet electric precipitation device. After the flue gas enters the wet-type electric dust collector, the flue gas firstly passes through a high-voltage electrostatic field formed by parallelly arranged cathodes and anodes, particles such as dust and the like are charged after being discharged by electrodes in the electrostatic field and are collected on a dust collecting plate, and finally, the dust collecting plate is periodically washed, so that the grey water containing the particles such as the dust and the like enters an ash bucket to be treated.
In some embodiments, the lower portion of the cathode wire is disposed at the flue gas inlet end in the anode tube to achieve better high dust removal effect.
The present invention is described in further detail below with reference to specific examples, which are intended to be illustrative of the invention and not limiting.
Example 1:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
The utility model discloses an experiment obtains adopting the negative pole line of a form equally under the unanimous condition of flue gas dust content, anode tube length, flue gas velocity of flow, and the flue gas operating mode condition that different negative pole line prickle densities correspond has different corona onset voltage, current density and dust removal effect, works out different prickle densities to different flue gas operating mode conditions.
And partitioning the density of the burs on the same polar line according to different smoke conditions.
And (4) conclusion: the device has the advantages that the burr concentration of the polar line is changed according to the smoke content of different areas of smoke, so that the device adapts to different smoke working conditions, and the optimal dust removal and electric field use efficiency is achieved.
Example 2:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
Aiming at the situation that wet-type electric precipitation flue gas enters the flue gas from the end of an anode pipe, the flue gas dust content is the highest when the wet-type electric precipitation flue gas enters the anode pipe, and the dust content is reduced along with the charged driving of ionized dust, therefore, in the embodiment, the burr density of the upper part 4 of the polar line is 2 times of that of the lower part 3 of the polar line, so as to obtain better dust removal efficiency.
Example 3:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
The burs 2 are spirally and uniformly distributed on the polar line 1 so as to improve the space utilization rate and improve the dedusting and demisting effects.
Example 4:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
Aiming at the characteristics that the ionized dust is discharged with less charged and the dust content in each area is different, the specific resistance is different, and the dust removal effect is poorer as the dust content is increased, the density of the high-dust burs 2 is denser, and the current density is lower, in some embodiments, the pitch of the burs on the polar line upper part 4 is 12.5-15, so as to obtain better high-dust removal effect.
Example 5:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
The pitch of the barbs at the lower part 3 of the polar line is 25-30, so that the requirement of dust removal in a low-dust area is met, and meanwhile, the length of the polar line and the length of the anode tube are shortened under the same smoke condition, and the cost is reduced.
Example 6:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
Under the natural suspension state of polar line 1, the straightness accuracy deviation is not more than 5mm to avoid negative pole line to appear buckling, influence electric field effect.
Example 7:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
Example 8:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
The polar line 1 is a cathode line and is arranged in the anode tube. Select for use the prickle 2 that the prickle is sparse to the high dust when just advancing the anode tube, along with the reduction of dust concentration with the flue gas of pole line prickle 2 encryption reply low dust, though the use is same root negative pole line 1, changes the different prickle density through different flue gas dust content and has improved the effect of dust removal defogging greatly.
Example 9:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
The anode tube is arranged in the wet electric dust removal device. After the flue gas enters the wet-type electric dust collector, the flue gas firstly passes through a high-voltage electrostatic field formed by parallelly arranged cathodes and anodes, particles such as dust and the like are charged after being discharged by electrodes in the electrostatic field and are collected on a dust collecting plate, and finally, the dust collecting plate is periodically washed, so that the grey water containing the particles such as the dust and the like enters an ash bucket to be treated.
Example 10:
a stainless steel tubular prickle line partition type polar line includes: polar line 1, prickle 2; be provided with prickle 2 on polar line 1, the density of prickle 2 of polar line upper portion 4 is greater than 2 densities of prickle of polar line lower part 3.
The lower part 3 of the cathode wire is arranged at the flue gas inlet end in the anode tube so as to obtain better high-dust removal effect.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that the technical solutions described in the foregoing embodiments can be modified or partially replaced by equivalent solutions. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the foregoing describes the embodiments of the present invention, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (8)
1. The utility model provides a stainless steel tubular prickle subregion negative pole line of wet-type electric precipitation, defogging which characterized in that includes: polar lines and burs; the pole wire is provided with barbs, and the density of the barbs on the upper part of the pole wire is greater than that of the barbs on the lower part of the pole wire;
the pitch of the barbs on the upper part of the polar line is 12.5-15;
the pitch of the barbs at the lower part of the polar line is 25-30.
2. The wet electric precipitation demisting stainless steel tubular barbed zoned cathode wire according to claim 1, wherein the density of barbs on the upper part of the polar wire is 2 times higher than the density of barbs on the lower part of the polar wire.
3. The wet electric precipitation, defogging stainless steel tubular barbed zoned cathode wire according to claim 1, wherein said barbs are helically and evenly distributed on the wire.
4. The wet electric precipitation demisting stainless steel tubular barbed zoned cathode wire according to claim 1, wherein said wire has a straightness deviation of no more than 5mm in a naturally suspended state.
5. The wet electric precipitation demisting stainless steel tubular barb partition cathode wire as claimed in claim 1, wherein the wire and the barb are connected by welding.
6. The wet-type electric precipitation and demisting stainless steel tubular barbed partition cathode wire according to claim 1, wherein the pole wire is a cathode wire and is arranged in an anode tube.
7. The wet electric precipitation, defogging stainless steel tubular barbed zoned cathode wire according to claim 6, wherein said anode tube is disposed within the wet electric precipitation device.
8. The wet electric precipitation, defogging stainless steel tubular barbed zoned cathode wire according to claim 7, wherein the lower portion of said cathode wire is disposed at the flue gas inlet end within the anode tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022349409.8U CN214320520U (en) | 2020-10-20 | 2020-10-20 | Wet-type electric precipitation, stainless steel tubular prickle subregion negative pole line of defogging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022349409.8U CN214320520U (en) | 2020-10-20 | 2020-10-20 | Wet-type electric precipitation, stainless steel tubular prickle subregion negative pole line of defogging |
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| Publication Number | Publication Date |
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| CN214320520U true CN214320520U (en) | 2021-10-01 |
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| CN202022349409.8U Active CN214320520U (en) | 2020-10-20 | 2020-10-20 | Wet-type electric precipitation, stainless steel tubular prickle subregion negative pole line of defogging |
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