CN212120382U - Auxiliary ash removal device for electric dust remover - Google Patents
Auxiliary ash removal device for electric dust remover Download PDFInfo
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- CN212120382U CN212120382U CN202020657620.3U CN202020657620U CN212120382U CN 212120382 U CN212120382 U CN 212120382U CN 202020657620 U CN202020657620 U CN 202020657620U CN 212120382 U CN212120382 U CN 212120382U
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- cathode gas
- pipe
- gas distribution
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- distribution pipe
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- 239000000428 dust Substances 0.000 title claims abstract description 83
- 238000002347 injection Methods 0.000 claims abstract description 22
- 239000007924 injection Substances 0.000 claims abstract description 22
- 230000005611 electricity Effects 0.000 claims abstract description 11
- 239000012717 electrostatic precipitator Substances 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract 2
- 230000000694 effects Effects 0.000 abstract description 17
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000001556 precipitation Methods 0.000 abstract description 3
- 238000007664 blowing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009296 electrodeionization Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- -1 fine rule Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an auxiliary ash cleaning device for an electric dust remover, which comprises a cathode gas distribution pipe arranged in an insulation box body, wherein the cathode gas distribution pipe is connected with a high-voltage electricity generating device; the cathode gas distribution pipe is fixedly provided with a cathode gas injection pipe corresponding to the dust collecting electrode, the cathode gas injection pipe is communicated with the cathode gas distribution pipe, and the cathode gas injection pipe is provided with a plurality of nozzles facing the dust collecting electrode; the cathode gas distribution pipe is connected with a gas supply device, and an insulating connecting device is arranged between the gas supply end of the gas supply device and the cathode gas distribution pipe. The cathode air injection pipe is as corona electrode, can normally and collect dust and form the electric precipitation effect between the utmost point, and pipy cathode gas distribution pipe and cathode air injection pipe can make things convenient for the cathode air injection pipe to play jetting deashing effect simultaneously. The utility model discloses can cooperate current dust removal means to carry out the deashing, improve the deashing effect, do benefit to and widen electrostatic precipitator application scope.
Description
Technical Field
The utility model relates to an electrostatic precipitator technical field especially relates to an auxiliary ash removal device for electrostatic precipitator.
Background
With the increasing environmental protection situation in China, the ultra-low emission is just a trend, and for many dust removal projects at present, the ultra-low emission is a normal state. As an ultra-low emission dust removal mode, the electric dust remover has better treatment effect on fine dust and is more and more widely applied. The principle is that a dust collecting electrode (anode) and a corona electrode (cathode) corresponding to the dust collecting electrode are arranged in an insulated box body, and high-voltage direct current is applied between the two electrodes to ionize air; after the dust-containing airflow enters the insulating box body, charged particles are adhered to the dust due to collision, charges are formed on the surface layer, an electric field is formed between the anode and the cathode due to voltage difference, and the charged dust moves towards the two poles under the action of the electric field and is finally adsorbed on the two poles. Most of the dust is easily deposited on the anode, so the anode is called as a dust collecting electrode.
The electric dust collector is divided into a wet dust collector and a dry dust collector according to different dust removing modes of dust collecting electrodes. The wet dust collector mainly removes dust on the dust collecting electrode by using a spraying mode, and a spraying water body and the adsorbed thick dust are hardened, so that the ionization and adsorption effects of the electrode can be gradually influenced. The dry dust collector mainly shakes and removes dust through shaking the dust collecting pole regularly, shake and remove the dust each time and is not thorough, can influence electrode ionization and adsorption effect gradually the same. In addition, no matter what kind of electrostatic precipitator, because of the deashing mode of electrode all is more single, if contain the occasion of bigger dust particles such as fine rule, cloth head in the dusty air current, these electrostatic precipitators can not realize fine deashing, and application scope is restricted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a can cooperate and carry out the deashing is provided, improves the deashing effect, does benefit to the auxiliary ash removal device for electrostatic precipitator who widens electrostatic precipitator application scope.
In order to solve the technical problem, the technical scheme of the utility model is that: the auxiliary dust removal device for the electric dust remover comprises a cathode gas distribution pipe arranged in an insulating box body, wherein the cathode gas distribution pipe is connected with a high-voltage electricity generation device; the cathode gas distribution pipe is fixedly provided with a cathode gas injection pipe corresponding to the dust collecting electrode, the cathode gas injection pipe is communicated with the cathode gas distribution pipe, and the cathode gas injection pipe is provided with a plurality of nozzles facing the dust collecting electrode; the cathode gas distribution pipe is connected with a gas supply device, and an insulating connecting device is arranged between the gas supply end of the gas supply device and the cathode gas distribution pipe.
As a preferred technical scheme, the gas supply device comprises a gas supply connecting pipe arranged outside the insulating box body, one end of the gas supply connecting pipe extends into the insulating box body, and the insulating connecting device is arranged between the gas supply connecting pipe and the cathode gas distribution pipe; the outer end of the air supply connecting pipe is connected with a pulse valve.
According to a preferable technical scheme, the insulation connecting device comprises a gas distribution connecting pipe fixedly arranged on the cathode gas distribution pipe, and a flexible insulation pipe is hermetically sleeved between the gas supply end of the gas supply device and the gas distribution connecting pipe.
By adopting the technical scheme, the auxiliary dust removing device for the electric dust remover comprises a cathode gas distribution pipe arranged in an insulating box body, wherein the cathode gas distribution pipe is connected with a high-voltage electricity generating device; the cathode gas distribution pipe is fixedly provided with a cathode gas injection pipe corresponding to the dust collecting electrode, the cathode gas injection pipe is communicated with the cathode gas distribution pipe, and the cathode gas injection pipe is provided with a plurality of nozzles facing the dust collecting electrode; the cathode gas distribution pipe is connected with a gas supply device, and an insulating connecting device is arranged between the gas supply end of the gas supply device and the cathode gas distribution pipe. The cathode jet pipe is as corona utmost point, can normally and collect the dust and form the electric precipitation effect between the utmost point, and pipy cathode gas distribution pipe and the cathode jet pipe can make things convenient for the air current to pass through, and then convenient the cathode jet pipe plays the jetting deashing effect to the utmost point of collection dust simultaneously. The air supply device is connected with the cathode gas distribution pipe through the insulating connection device, so that the influence of high voltage on the air supply device can be avoided, and the safety is improved. The utility model discloses can cooperate current dust removal means to carry out the deashing, improve the deashing effect, do benefit to and widen electrostatic precipitator application scope.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at I in FIG. 1;
FIG. 3 is a schematic view of the A-A structure of FIG. 1;
fig. 4 is a schematic structural diagram of a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a third embodiment of the present invention.
In the figure: 1-an insulating box body; 2-cathode gas distribution pipe; 3-a high voltage electricity generating device; 4-a cathode gas lance; 5-a nozzle; 6-dust collecting electrode; 7-air supply connecting pipe; 8-a pulse valve; 9-a flexible insulating tube; 10-gas distribution connecting pipe.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
The first embodiment is as follows: as shown in fig. 1, 2 and 3, the auxiliary ash removal device for the electric dust collector comprises a cathode air distribution pipe 2 arranged in an insulation box body 1, wherein the cathode air distribution pipe 2 is connected with a high-voltage electricity generation device 3. The high voltage electricity generating device 3 generally includes a high voltage rectifier, a controller, etc., which are well known in the art and will not be described herein. The cathode gas distribution pipe 2 described in this embodiment is used not only as a conductive structure for high voltage electricity, but also as a gas distribution structure for blowing. Since the gas distributor is used for distributing gas, two ends of the gas distributor are sealed naturally, and the sealing mode can be realized by directly welding end covers or installing plugs and the like, which is easily understood by those skilled in the art according to the description and the prior art, and is not described in detail and not shown in the drawings.
The cathode gas distribution pipe 2 is fixedly provided with a cathode gas injection pipe 4 corresponding to the dust collection electrode 6, the cathode gas injection pipe 4 is communicated with the cathode gas distribution pipe 2, and the cathode gas injection pipe 4 is provided with a plurality of nozzles 5 arranged towards the dust collection electrode 6. This embodiment the gas-blast pipe of negative pole 4 is regarded as corona utmost point simultaneously and is used, can normally and collect and produce the electrostatic precipitator effect between the utmost point 6, and works as behind the air current is supplied to in the negative pole gas distribution pipe 2, nozzle 5 can produce the deashing effect to the collection dirt on the utmost point 6 of collection. The jet of the air flow can be matched with the existing dust removing means of the electric dust remover, so that the dust removing effect is improved. For a wet dust collector, after airflow injection is added, when the dust collector is used in a cold region, if spraying dust removal fails, the airflow injection can still play a role in dust removal; for the dry dust collector, after the dust collecting electrode 6 is rapped, a small amount of dust still attached to the dust collecting electrode 6 can be easily removed under the condition of air flow blowing; no matter what kind of electric dust remover, the air current is blown because of the deashing power is powerful, can blow off the fine rule that adheres to on the collection dirt utmost point 6, cloth head etc. great dust particle, can widen electric dust remover application scope.
The cathode gas distribution pipe 2 is connected with a gas supply device, and the gas supply device provides high-pressure gas flow required by blowing. An insulating connecting device is arranged between the air supply end of the air supply device and the cathode air distribution pipe 2. Through insulating connecting device can avoid high-tension electricity to produce the influence to air feeder, improves the security.
This embodiment the gas supply unit is including setting up gas supply connecting pipe 7 outside the insulation box 1, the one end of gas supply connecting pipe 7 stretches into insulation box 1 and with set up between negative pole gas distribution pipe 2 insulation connecting device. The air supply connecting pipe 7 extends into the insulating box body 1, so that high-voltage electricity of the cathode gas distribution pipe 2 can be prevented from leaking, and the safety is improved. In this embodiment, the outer end of the air supply connecting pipe 7 is connected with a pulse valve 8, and the pulse valve 8 is a known technology capable of providing intermittent ventilation, and is not described herein again, and of course, the pulse valve 8 is further connected with an air pump and the like.
In this embodiment, the insulating connection device includes a gas distribution connection pipe 10 fixedly disposed on the cathode gas distribution pipe 2, the gas supply end of the gas supply device and the flexible insulation pipe 9 is hermetically installed between the gas distribution connection pipes 10, and for this embodiment, the inner end of the gas supply connection pipe 7 and the flexible insulation pipe 9 are hermetically sleeved between the gas distribution connection pipes 10. The insulating connection device of this embodiment is preferably flexibly connected, and can compensate when the axes of the air supply connection pipe 7 and the air distribution connection pipe 10 deviate due to errors. The flexible insulating pipe 9 can be made of rubber, resin-dipped fiber and other materials, or a pressed pipe is used, and the joint is dipped with an insulating material such as epoxy resin and other insulating materials, so that ideal air pressure resistance strength and insulating effect can be realized, and the joint of the two ends of the flexible insulating pipe 9 can be additionally clamped for further fastening. In addition, the insulating connecting device can also be realized by adopting a connecting structure which is made of plastic, SMC and the like and has certain rigidity.
In the structural schematic of this embodiment, the cathode gas distribution pipe 2 is provided with two, and both ends of the cathode gas distribution pipe 2 are connected with the high-voltage electricity generation device 3. Two set up a plurality of between the negative pole gas distribution pipe 2 the negative pole gas ejector 4, it is a plurality of the negative pole gas ejector 4 forms the fence formula structure to form with the corona utmost point that collection dirt utmost point 6 corresponds. The gas supply connecting pipe 7 is provided with two gas supply connecting pipes, and each gas supply connecting pipe 7 extends into the insulating box body 1 and is connected with the end parts of the two cathode gas distribution pipes 2 at the same side in an insulating way.
This embodiment the gas-jet pipe of negative pole 4 is as corona utmost point, can normally and collect dust and form the electric precipitation effect between the utmost point 6, and pipy negative pole gas distribution pipe 2 and the gas-jet pipe of negative pole 4 can make things convenient for the air current to pass through, and then convenience the gas-jet pipe of negative pole 4 plays the jetting deashing effect to the utmost point 6 of collection dust simultaneously. The gas supply device is connected with the cathode gas distribution pipe 2 through the insulating connection device, so that the influence of high voltage on the gas supply device can be avoided, and the safety is improved. The embodiment can be matched with the existing dust removal means to remove dust, improves the dust removal effect and is beneficial to widening the application range of the electric dust remover.
Example two: as shown in fig. 4, the present embodiment is schematically applied to a tubular dust collector, the dust collecting electrode 6 of the tubular dust collector is tubular, the cathode gas nozzle 4 of the present embodiment is extended into the tubular dust collecting electrode 6, and the nozzle 5 is disposed toward the inner wall of the tubular dust collecting electrode 6.
Example three: as shown in fig. 5, the present embodiment is schematically applied to a plate type dust collector, the dust collecting electrodes 6 of the plate type dust collector are plate-shaped, the cathode gas distribution pipe 2 is disposed above two adjacent plate-shaped dust collecting electrodes 6, each of the cathode gas distribution pipes is provided with a plurality of cathode gas injection pipes 4 extending between two adjacent dust collecting electrodes 6, and the cathode gas injection pipes 4 are provided with a plurality of nozzles 5 disposed toward the dust collecting electrodes 6 on both sides.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides an auxiliary dust cleaning device for electrostatic precipitator, its characterized in that: the device comprises a cathode gas distribution pipe arranged in an insulation box body, wherein the cathode gas distribution pipe is connected with a high-voltage electricity generation device; the cathode gas distribution pipe is fixedly provided with a cathode gas injection pipe corresponding to the dust collecting electrode, the cathode gas injection pipe is communicated with the cathode gas distribution pipe, and the cathode gas injection pipe is provided with a plurality of nozzles facing the dust collecting electrode; the cathode gas distribution pipe is connected with a gas supply device, and an insulating connecting device is arranged between the gas supply end of the gas supply device and the cathode gas distribution pipe.
2. The auxiliary ash removal device for the electric dust remover as claimed in claim 1, wherein: the gas supply device comprises a gas supply connecting pipe arranged outside the insulating box body, one end of the gas supply connecting pipe extends into the insulating box body, and the insulating connecting device is arranged between the gas supply connecting pipe and the cathode gas distribution pipe; the outer end of the air supply connecting pipe is connected with a pulse valve.
3. The auxiliary ash removal device for the electric dust remover as claimed in claim 1, wherein: the insulating connecting device comprises a gas distribution connecting pipe fixedly arranged on the cathode gas distribution pipe, and a flexible insulating pipe is hermetically sleeved between the gas supply end of the gas supply device and the gas distribution connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020657620.3U CN212120382U (en) | 2020-04-26 | 2020-04-26 | Auxiliary ash removal device for electric dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020657620.3U CN212120382U (en) | 2020-04-26 | 2020-04-26 | Auxiliary ash removal device for electric dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212120382U true CN212120382U (en) | 2020-12-11 |
Family
ID=73692652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020657620.3U Expired - Fee Related CN212120382U (en) | 2020-04-26 | 2020-04-26 | Auxiliary ash removal device for electric dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212120382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769003A (en) * | 2022-04-07 | 2022-07-22 | 张家口宣润冶金环保设备有限公司 | Electric dust remover capable of running efficiently |
-
2020
- 2020-04-26 CN CN202020657620.3U patent/CN212120382U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769003A (en) * | 2022-04-07 | 2022-07-22 | 张家口宣润冶金环保设备有限公司 | Electric dust remover capable of running efficiently |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |