CN201157795Y - Electric fog insulator gas protector - Google Patents
Electric fog insulator gas protector Download PDFInfo
- Publication number
- CN201157795Y CN201157795Y CNU2008200317416U CN200820031741U CN201157795Y CN 201157795 Y CN201157795 Y CN 201157795Y CN U2008200317416 U CNU2008200317416 U CN U2008200317416U CN 200820031741 U CN200820031741 U CN 200820031741U CN 201157795 Y CN201157795 Y CN 201157795Y
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- insulator
- electric
- fog
- inlet pipe
- air inlet
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Abstract
The utility model discloses a gas protective device for an electric-fog insulator, which belongs to the electrostatic defogging field. The gas protective device for the electric-fog insulator comprises an electric-fog insulating box; a tubular insulator is arranged in the electric-fog insulating box, the top part of the insulator is provided with a gland bush, the inner wall of the electric-fog insulating box on the periphery of the insulator is provided with a plurality of electric heating tubes, and the bottom part of the insulator is provided with a liner plate; an insulating board is arranged between the liner plate and a base plate of the electric-fog insulating box; the upper part of the inside of the electric-fog insulating box is provided with an air inlet pipe, and the air inlet pipe is connected with a dry air intake device; a riser vent for communicating the inner side and the outer side of the insulator is arranged on the gland bush; a radial hole for communicating the inner side and the outer side of the insulator is arranged on the insulating board; an airflow hole is correspondingly arranged on the base board of the electric-fog insulating box and in the cavity of the insulator. In the normal dust removal state, the electric heating tubes can be closed, and can be replenished with a little dry air through the air inlet pipe so that the temperature of the inner wall and the outer wall of the insulator is equated, no condensation is generated, and the insulation state of the insulator is maintained. The electric-fog insulator gas protective device can be applied to the high-voltage electrostatic defogger, and can save considerable electrical energy.
Description
Technical field
The utility model relates to a kind of cleaner, particularly a kind of high-pressure electrostatic demister.
Background technology
The high-pressure electrostatic demister is used for removing the impurity of flue gas, its field operation voltage is generally 45-65KV, during work, formed high voltage electric field between the positive plate of cathode line that is connected to high-voltage DC power supply and ground connection is when dusty gas passes through, because negative electrode generation corona discharge, gas is ionized, at this moment, electronegative gas ion, under the effect of electric field force, plate motion on the sunny side, collide with dust granules at the volley, make dust granules electronegative, the dust granules after electronegative under the effect of electric field force, also anode motion, after arriving anode, emit with electronics, dust granules then is deposited on the positive plate, the gas of purification is discharged.A kind of electrostatic precipitator is arranged at present, include four airtight insulated case, be provided with the insulator of the tubulose of the equal opening in two ends up and down in the casing of insulated case, this insulator is a quartz ampoule, insulator is in order to isolate negative electrode and anode, and the insulator top is provided with gland, and described insulator bottom is provided with backing plate, be provided with the annular insulation board between backing plate and the box bottom, some electric heating tubes are installed on the cabinet wall of insulator periphery.During its work, although insulated case is airtight, but owing to the reason on making, often after long-time stopping using, may be moist in the insulated case, when work, because the temperature difference of insulator surfaces externally and internally is big, the easy dewfall of insulator surface, under the high pressure effect, can cause failure of insulation, the system that influences drives, therefore, come into operation once more and normal the use in all need open electric heating tube, dry to insulator, make insulator inwall heat transfer temperature surpass 100 ℃, the vaporization of the moisture in the flue gas can could not condensed into the water conduction.Its weak point is: the power ratio that can satisfy the electric heating tube that adds heat request is bigger, opens the waste that the electrical heating meeting causes the energy for a long time.
The utility model content
The purpose of this utility model provides a kind of electric mist insulator gas shield device, makes the high-pressure electrostatic demister in use can reduce the use of electric energy.
For achieving the above object, a kind of electric mist insulator gas shield device that the utility model provides, comprise electric mist insulated case, described electric mist insulated case comprises casing, be provided with the insulator of tubulose in the casing, the insulator top is provided with gland, and some electric heating tubes are installed on the cabinet wall of insulator periphery; Described insulator bottom is provided with backing plate, is provided with the annular insulation board between backing plate and the box bottom; Described casing inner top is provided with air inlet pipe, and described air inlet pipe is connected with the dry wind air-intake device, and gland is provided with the air-vent of connecting outer space in the insulator, on the box bottom with the corresponding airflow hole that offers in insulator inner chamber position.
The utility model comes into operation after first or maintenance, can open electric heating tube oven dry insulator; Under normal dedusting duty, can close electric heating tube, utilize the work of electric mist under negative pressure state, can replenish the air of a spot of drying by air inlet pipe, air is divided into two-way in insulated case, one road gland from the insulator top enters the insulator inboard and moves downward along the insulator inwall, another curb insulator outer surface is downward, from radial hole, enter the insulator inner chamber again, above-mentioned then two-way air-flow pools together, leave the airflow hole from the insulated case base plate again, air-flow respectively inside and outside the insulator both sides flow through, insulator inside and outside wall temperature is equated, there is not difference variation, can not produce the dewfall phenomenon, thereby, can keep insulator to be in the good insulation performance state.Compared with prior art, the utility model only need provide a spot of dry air, need can not save a large amount of electric energy at continuous heating, drying insulator of when work.The utility model can be applicable on the high-pressure electrostatic demister.
As further improvement of the utility model, described dry wind air-intake device comprises drying box, be provided with dividing plate in the drying box drying box is separated into epicoele and cavity of resorption, opening part on the dividing plate is provided with electric furnace, the dividing plate cavity of resorption is connected described air inlet pipe through valve and pipeline, the top of epicoele is provided with cover plate, and cover plate is provided with chimney, and the cover plate periphery is provided with inlet channel.During operate as normal, can open valve, when fine weather, because air humidity is low, can close electric furnace, directly in insulated case, supply dry air, when air humidity is big, can open electric furnace, after the humid air oven dry, steam is up discharges along chimney, and dry air enters in the insulated case.But this technical scheme makes the utility model round-the-clock running.
For preventing that foreign matter from entering, can filter screen be set at the place suitable for reading of described epicoele and filter.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the partial enlarged drawing of A among Fig. 1.
Fig. 3 is the partial enlarged drawing of B among Fig. 1.
Fig. 4 is a dry wind air-intake device structural representation.
Fig. 5 is the utility model overall structure schematic diagram that has the dry wind air-intake device.
Wherein, 1 air inlet pipe, 2 casings, 3 glands, 4 air-vents, 5 electric heating tubes, 6 insulators, 7 insulation boards, 8 backing plates, 9 radial holes, 10 chimneys, 11 cover plates, 12 filter screens, 13 drying boxes, 14 epicoeles, 15 dividing plates, 16 electric furnaces, 17 cavity of resorptions, 18 valves, 19 pipelines.
The specific embodiment
As Fig. 1-4, be electric mist insulator gas shield device, comprise electric mist insulated case, described electric mist insulated case comprises casing 2, be provided with the insulator 6 of tubulose in the casing 2, this insulator is a quartz ampoule, and insulator 6 tops are provided with gland 3, on casing 2 inwalls of insulator 6 peripheries some electric heating tubes 5 is installed; Described insulator 6 bottoms are provided with backing plate 8, and backing plate 8 can be made by lead, are provided with annular insulation board 7 between backing plate 8 and casing 2 base plates, and insulation board 7 is made by polypropylene material; Casing 2 inner tops are provided with air inlet pipe 1, and air inlet pipe 1 is connected with the dry wind air-intake device, and gland 3 is provided with the air-vent 4 of connecting outer space in the insulator 6; Insulation board 7 is provided with the radial hole 9 of connecting outer space in the insulator 6; On casing 2 base plates with the corresponding airflow hole that offers in insulator 6 inner chamber positions.
The dry wind air-intake device has following structure, it mainly comprises drying box 13, can coat insulation material outside the drying box 13, be provided with dividing plate 15 in the drying box 13 drying box 13 is separated into epicoele 14 and cavity of resorption 17, the opening part on the dividing plate 15 is provided with electric furnace 16, and cavity of resorption 17 is connected described air inlet pipe 1 through valve 18 and pipeline 19, the place suitable for reading of epicoele 14 is provided with filter screen 12, the top of epicoele 14 is provided with cover plate 11, and cover plate 11 is provided with chimney 10, and cover plate 11 peripheries are provided with inlet channel.
After first or maintenance, come into operation, but valve-off 18 is opened electric heating tube 5 oven dry insulators 6; Under normal dedusting duty, can open valve 18, and close electric heating tube 5, utilize the work of electric mist under negative pressure state, can replenish the air of a spot of drying by air inlet pipe 1, air is divided into two-way in insulated case, it is inboard and move downward along insulator 6 inwalls that one road air-vent 4 from the gland 3 at insulator 6 tops enters insulator 6, another curb insulator 6 outer surfaces are downward, from radial hole 9, enter insulator 6 inner chambers again, above-mentioned then two-way air-flow pools together, and leaves the airflow hole from the insulated case base plate again, and air-flow flows through from insulator 6 inside and outside both sides respectively, insulator 6 inside and outside wall temperature are equated, do not have difference variation, can not produce the dewfall phenomenon, can keep insulator 6 to be in the good insulation performance state.During fine weather,, can close electric furnace 16 because air humidity is low, directly in insulated case for dry air, when air humidity is big, can open electric furnace 16, after the humid air oven dry, steam is up discharges along chimney 10, dry air enters in the insulated case.
Be not limited to concern one to one between drying box 13 and the insulated case, also can be as shown in Figure 5, a drying box 13 can give two or more insulated case for dry air simultaneously.
Claims (3)
1, electric mist insulator gas shield device comprises electric mist insulated case, and described electric mist insulated case comprises casing, is provided with the insulator of tubulose in the casing, and the insulator top is provided with gland, and some electric heating tubes are installed on the cabinet wall of insulator periphery; Described insulator bottom is provided with backing plate, is provided with the annular insulation board between backing plate and the box bottom; It is characterized in that: described casing inner top is provided with air inlet pipe, and air inlet pipe is connected with the dry wind air-intake device, and gland is provided with the air-vent of connecting outer space in the insulator; Described insulation board is provided with the radial hole of connecting outer space in the insulator; On the box bottom with the corresponding airflow hole that offers in insulator inner chamber position.
2, electric mist insulator gas shield device according to claim 1; it is characterized in that: described dry wind air-intake device comprises drying box; be provided with dividing plate in the drying box drying box is separated into epicoele and cavity of resorption; opening part on the dividing plate is provided with electric furnace; the dividing plate cavity of resorption is connected described air inlet pipe through valve and pipeline; the top of epicoele is provided with cover plate, and cover plate is provided with chimney, and the cover plate periphery is provided with inlet channel.
3, electric mist insulator gas shield device according to claim 2, it is characterized in that: the place suitable for reading of described epicoele is provided with filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317416U CN201157795Y (en) | 2008-01-31 | 2008-01-31 | Electric fog insulator gas protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200317416U CN201157795Y (en) | 2008-01-31 | 2008-01-31 | Electric fog insulator gas protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201157795Y true CN201157795Y (en) | 2008-12-03 |
Family
ID=40108385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200317416U Expired - Fee Related CN201157795Y (en) | 2008-01-31 | 2008-01-31 | Electric fog insulator gas protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201157795Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102357418A (en) * | 2011-07-31 | 2012-02-22 | 武乔章 | Supporting insulator insulation box of electrostatic precipitator |
| CN104226481A (en) * | 2014-09-27 | 2014-12-24 | 安徽宸瑞节能环保科技工程有限公司 | Device for removing dust from inner wall of insulator of electric dust remover |
| CN104689919A (en) * | 2014-12-30 | 2015-06-10 | 浙江南源环境工程技术有限公司 | Air sealing system device for wet electrical dust precipitator insulator compartment |
| CN104984830A (en) * | 2015-07-17 | 2015-10-21 | 中国重型机械研究院股份公司 | Rotational flow reverse blowing method for insulation cone sleeve of electrical dust precipitator |
| CN105521873A (en) * | 2016-02-01 | 2016-04-27 | 浙江天地环保工程有限公司 | Air volume uniform distribution system for insulators of wet type electric precipitator |
| CN105655066A (en) * | 2016-03-15 | 2016-06-08 | 苏州克利亚环保科技有限公司 | Insulator protecting device and application thereof |
| CN107716112A (en) * | 2017-12-13 | 2018-02-23 | 广东居峰环保科技有限公司 | A kind of high pressure inlet wire seal of wet electrostatic demisting/dirt device |
-
2008
- 2008-01-31 CN CNU2008200317416U patent/CN201157795Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102357418A (en) * | 2011-07-31 | 2012-02-22 | 武乔章 | Supporting insulator insulation box of electrostatic precipitator |
| CN104226481A (en) * | 2014-09-27 | 2014-12-24 | 安徽宸瑞节能环保科技工程有限公司 | Device for removing dust from inner wall of insulator of electric dust remover |
| CN104689919A (en) * | 2014-12-30 | 2015-06-10 | 浙江南源环境工程技术有限公司 | Air sealing system device for wet electrical dust precipitator insulator compartment |
| CN104689919B (en) * | 2014-12-30 | 2017-07-04 | 浙江南源环境工程技术有限公司 | Wet electrical dust precipitator insulator chamber aeroseal system and device |
| CN104984830A (en) * | 2015-07-17 | 2015-10-21 | 中国重型机械研究院股份公司 | Rotational flow reverse blowing method for insulation cone sleeve of electrical dust precipitator |
| CN104984830B (en) * | 2015-07-17 | 2017-04-26 | 中国重型机械研究院股份公司 | Rotational flow reverse blowing method for insulation cone sleeve of electrical dust precipitator |
| CN105521873A (en) * | 2016-02-01 | 2016-04-27 | 浙江天地环保工程有限公司 | Air volume uniform distribution system for insulators of wet type electric precipitator |
| CN105655066A (en) * | 2016-03-15 | 2016-06-08 | 苏州克利亚环保科技有限公司 | Insulator protecting device and application thereof |
| CN107716112A (en) * | 2017-12-13 | 2018-02-23 | 广东居峰环保科技有限公司 | A kind of high pressure inlet wire seal of wet electrostatic demisting/dirt device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081203 Termination date: 20130131 |