CN105396697A - Adjustable cathode fixing device for high-voltage wet electrostatic precipitator - Google Patents
Adjustable cathode fixing device for high-voltage wet electrostatic precipitator Download PDFInfo
- Publication number
- CN105396697A CN105396697A CN201510979954.6A CN201510979954A CN105396697A CN 105396697 A CN105396697 A CN 105396697A CN 201510979954 A CN201510979954 A CN 201510979954A CN 105396697 A CN105396697 A CN 105396697A
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- China
- Prior art keywords
- cathode
- negative electrode
- frame
- girder
- spud pile
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Classifications
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- 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
- B03C3/86—Electrode-carrying means
-
- 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
- B03C3/02—Plant or installations having external electricity supply
- B03C3/16—Plant or installations having external electricity supply wet type
Abstract
The invention discloses an adjustable cathode fixing device for a high-voltage wet electrostatic precipitator. A cathode frame is provided with groove steel for a cathode fixing pile to be connected with the frame. A cathode girder is located above an anode pipe of the cathode frame and is fixed through two clamping flanges and clamping bolts. The cathode fixing pile is arranged between the cathode girder and the cathode frame and is installed in a connection channel between the cathode girder of an upper air chamber and the cathode frame of a lower air chamber. A cathode wire is laid in the anode pipe in the channel. An adjusting bolt is fixed to the bottom of the cathode fixing pile, a screw rod of the adjusting bolt penetrates through the groove steel and the cathode frame, and an adjusting nut matched with the adjusting bolt is arranged below the cathode frame. The adjustable cathode fixing device is suitable for treatment of exhaust gas of large power stations, exhaust gas of sintering machines, pellets, cement and chemical engineering of the iron and steel industry and a large amount of exhaust gas of the nonferrous metallurgy industry. Ultra-low emission improvement is carried out on existing power plants and steel mills and is of great significance in high efficiency and energy conservation advocated by the country and long-term safe, stable and standard operation of a system.
Description
Technical field
The present invention relates to smoke and dust treatment equipment technical field, particularly the adjustable cathode fixing device of high-voltage wet type electric cleaner.
Background technology
Current domestic prior art target is employing two kinds of fixed forms:
One is that the cloudy crossbeam of upper chamber is by the load-bearing of tower external insulation case inner insulator, suspension rod hanging in the other pipe of insulated case lower seal, the upper cathode girder coaxial lifting of other pipe outside lower chamber cathode girder, other pipe defines the bypass of former flue gas to neat stress, a large amount of untreated ash-laden gas is caused to escape, negative electrode girder is laid on cathode girder, cathode line is fixed between upper and lower girder simultaneously, cathode line thermal expansion and the stressed degree of tightness of colligation tensioning inconsistent, after there is lax inclined line, die opening differs, and causes and oepration at full load can not even occur flashover and line-outage contingency;
Especially the lower negative electrode of large-scale wet-type electrostatic precipitator many electric fields in parallel is fixed, and all there is failure of insulation, flashover, broken string, operational efficiency low and can not long-term safety operation up to standard.
Summary of the invention
For overcoming problems of the prior art, the invention provides that good, the lower negative electrode of a kind of insulation effect is fixed reliably, failure rate is low and energy-efficient cathode fixing device.
The present invention solves the technical scheme that its technical problem takes: this kind of adjustable cathode fixing device of high-voltage wet type electric cleaner, is characterized in that: comprise the interface channel of cathode frame, negative electrode spud pile, upper chamber cathode girder and lower chamber cathode frame, adjust the clamping flange of bolt, cathode girder and cathode girder, described cathode frame is provided with the channel-section steel of negative electrode spud pile connecting frame, cathode girder is positioned at the top of cathode frame and anode tube, cathode girder is fixedly clamped by two panels clamping flange and fishbolt, negative electrode spud pile is provided with between cathode girder and cathode frame, described negative electrode spud pile is arranged between the interface channel of upper chamber cathode girder and lower chamber cathode frame, cathode line is laid with in anode tube in the interface channel of upper chamber cathode girder and lower chamber cathode frame, the top of described negative electrode spud pile is fixed on crossbeam, the bottom of negative electrode spud pile is provided with blind plate under negative electrode spud pile, negative electrode set bolt is installed on the bottom of blind plate under negative electrode spud pile, the screw rod of adjustment bolt is through channel-section steel and cathode frame, be provided with in the below of cathode frame and the adjusting nut adjusting bolt screw rod and coordinate.
Further, described adjustment bolt has several, and adjustment bolt is distributed on the bottom of blind plate under negative electrode spud pile.
Further, the channel-section steel contact position above described adjustment bolt and cathode frame is provided with locking nut, and locking nut and channel-section steel, cathode frame are locked.
Further, the spiro rod length of described adjustment bolt is to the adjustment spacing 100mm ~ 120mm of cathode frame.
Further, under described negative electrode spud pile blind plate and cathode frame top between be reserved with 100mm ~ 120mm and adjust distance.
Further, cathode frame is provided with the cathode line tensioning weight of some correspondences.
Further, described clamping flange central upper portion position is reserved with negative electrode girder installation position.
Further, described negative electrode spud pile adopts carbon steel pipe, and carbon steel pipe outer wall is provided with FRP anticorrosive coat or from anti-corrosion material.
To sum up, the beneficial effect of technique scheme of the present invention is as follows:
Stiff stability framework is formed with upper cathode girder after lower negative electrode is fixing, overcome the propulsive thrust of electric field electromagnetism wind completely, make negative electrode fixing reliable, the problem such as failure of insulation, flashover, broken string when efficiently solving lower cathode frame tractive, greatly reduce the fault rate that negative electrode is fixing, improve the operational efficiency of electric cleaner.
The cathode line that upper chamber cathode girder and the interface channel inner anode tube hub of lower chamber cathode frame lay is restrained with other and is worked asynchronously and rinse, and also solves the problem that flue gas is escaped.
Actual practice through multiple project proves non-maintaining safe and reliable to operation, for 300,000 units only construction cost save 300,000 yuan, also without appointing the corresponding hot blast insulation system of each fixing pile of any additional operating cost, year saves operating cost more than 500,000 yuan, also solves the problem of lower cathode line broken string simultaneously.
Accompanying drawing explanation
Fig. 1 is the top view respectively treating dedusting electric field region.
Fig. 2 is the annexation schematic diagram of negative electrode spud pile and cathode girder, cathode frame;
Fig. 3 is negative electrode spud pile and negative electrode connecting frame annexation top view;
Fig. 4 is the axial sectional view of Fig. 2;
Fig. 5 is the cross section view of Fig. 3;
Fig. 6 is the partial enlarged drawing of part B in Fig. 4.
In figure:
1 cathode frame, 2 negative electrode spud piles, 3 adjustment bolts, 4 cathode girders, 5 clamping flanges, 6 channel-section steels, 7 cathode line, 8 anode tube, blind plate under 9 negative electrode spud piles, 10 cathode line tensioning weights, 11 adjusting nuts, 12 locking nuts.
Detailed description of the invention
Be described in detail to characteristic sum principle of the present invention below in conjunction with accompanying drawing 1-6, illustrated embodiment, only for explaining the present invention, not limits protection scope of the present invention with this.
As shown in figures 1 to 6, this invention comprise cathode frame 1, negative electrode spud pile 2, upper chamber cathode girder and lower chamber cathode frame interface channel, adjust bolt 3, cathode girder 4 and cathode girder clamping flange 5.
Described cathode frame is provided with the channel-section steel 6 of negative electrode spud pile connecting frame, and cathode frame is provided with some cathode line tensioning weights 10.Channel-section steel snaps onto on cathode frame, for increasing cathode frame and the coupling stiffness adjusting bolt.Cathode girder is positioned at the top of cathode frame, negative electrode stake is welded on wherein on a slice flange, and another sheet flange and fishbolt are fixedly clamped, and two clamping flanges lay respectively at the both sides of cathode girder, cathode girder folder is fixed on centre, negative electrode stake is fixed on cathode girder firmly.
Between cathode girder and cathode frame, be provided with negative electrode spud pile 2, negative electrode spud pile adopts from corrosion-resistant material, and also can adopt carbon steel pipe for reducing costs, carbon steel pipe outer wall is provided with FRP anticorrosive coat.
After subregion, in electric field, both sides and cathode girder coaxially select spud pile point, anode tube 8 two and cathode girder vertical direction two is selected at the cathode girder length direction that just descends of stake point, the common wall of totally four positive hexagonal anode tube cuts away, form the cathode girder of upper chamber and the passage of lower chamber cathode frame, described passage is the interface channel of upper chamber cathode girder and lower chamber cathode frame, installs and fix pile from cathode girder to the adjustable for height negative electrode of lower cathode frame in passage.Cathode line 7 is normally laid at four anode tube centers in passage, restrains working asynchronously and rinsing, also solve the problem of escape flue gas with other.
The top of described negative electrode spud pile is fixed therein on a clamping flange 5, the bottom of negative electrode spud pile is provided with blind plate 9 under negative electrode spud pile, negative electrode spud pile is installed and is fixedly welded with the bottom of blind plate under negative electrode spud pile the head adjusting bolt 3, the screw rod of adjustment bolt is through channel-section steel and cathode frame, being provided with in the below of cathode frame and the adjusting nut 11 adjusting bolt screw rod and coordinate, realizing the Height Adjustment of target spud pile by constantly adjusting adjusting nut.
Described adjustment bolt has several, and adjustment bolt is distributed on the bottom of blind plate under negative electrode spud pile, realizes the gentle support adjustment of exchanging whole spud pile.
Channel-section steel contact position above described adjustment bolt and cathode frame is provided with locking nut 12, is provided with packing ring between locking nut and channel-section steel.On cathode frame and below be all provided with nut, above be locking nut, below be adjusting nut, according to framework actual height adjust after lock.
Further, the spiro rod length 100mm ~ 120mm longer than the height of cathode frame of described adjustment bolt, under described negative electrode spud pile blind plate and cathode frame top between be reserved with 100mm ~ 120mm.This height is as the adjustment height distance of negative electrode spud pile.Form stiff stability framework with upper negative electrode beam after lower negative electrode is fixing, overcome the propulsive thrust of electric field electromagnetism wind completely,
Further, described clamping flange central upper portion position is reserved with negative electrode girder installation position.
Stiff stability framework is formed with upper cathode girder after lower negative electrode is fixing, overcome the propulsive thrust of electric field electromagnetism wind completely, make negative electrode fixing reliable, efficiently solve the problems such as cathode insulation inefficacy, flashover, broken string, greatly reduce the fault rate that negative electrode is fixing, improve the operational efficiency of electric cleaner.
The cathode line that upper chamber cathode girder and the interface channel inner anode tube hub of lower chamber cathode frame lay is restrained with other and is worked asynchronously and rinse, and solves the problem that flue gas is escaped.
Actual practice through multiple project proves non-maintaining safe and reliable to operation, for 300,000 units only construction cost save 300,000 yuan, also without appointing the corresponding hot blast insulation system of each fixing pile of any additional operating cost, year saves operating cost more than 500,000 yuan, also solves the problem of lower cathode line broken string simultaneously.Be applicable to the lower negative electrode technique for fixing of all wet-type high-voltage electrostatic precipitation devices, realize the safe practice of the adjustable non-maintaining grade of low cost, play important enthusiasm effect to the operation up to standard of current domestic high-voltage wet type electrostatic electric precipitation long-term safety.
Above-described embodiment is only the description carried out the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; relevant technical staff in the field, to various distortion of the present invention and improvement, all should expand in the determined protection domain of claims of the present invention.
Claims (8)
1. the adjustable cathode fixing device of high-voltage wet type electric cleaner, is characterized in that: comprise the interface channel of cathode frame, negative electrode spud pile, upper chamber cathode girder and lower chamber cathode frame, adjust the clamping flange of bolt, cathode girder and cathode girder, described cathode frame is provided with the channel-section steel of negative electrode spud pile connecting frame, cathode girder is positioned at the top of cathode frame and anode tube, cathode girder is fixedly clamped by two panels clamping flange and fishbolt, negative electrode spud pile is provided with between cathode girder and cathode frame, described negative electrode spud pile is arranged between the interface channel of upper chamber cathode girder and lower chamber cathode frame, cathode line is laid with in anode tube in the interface channel of upper chamber cathode girder and lower chamber cathode frame, the top of described negative electrode spud pile is fixed on crossbeam, the bottom of negative electrode spud pile is provided with blind plate under negative electrode spud pile, negative electrode set bolt is installed on the bottom of blind plate under negative electrode spud pile, the screw rod of adjustment bolt is through channel-section steel and cathode frame, be provided with in the below of cathode frame and the adjusting nut adjusting bolt screw rod and coordinate.
2. the adjustable cathode fixing device of high-voltage wet type electric cleaner according to claim 1, is characterized in that: described adjustment bolt has several, and adjustment bolt is distributed on the bottom of blind plate under negative electrode spud pile.
3. the adjustable cathode fixing device of high-voltage wet type electric cleaner according to claim 2, is characterized in that: the channel-section steel contact position above described adjustment bolt and cathode frame is provided with locking nut, and locking nut and channel-section steel, cathode frame are locked.
4. the adjustable cathode fixing device of high-voltage wet type electric cleaner according to claim 3, is characterized in that: the spiro rod length of described adjustment bolt is to the adjustment spacing 100mm ~ 120mm of cathode frame.
5. the adjustable cathode fixing device of high-voltage wet type electric cleaner according to claim 4, is characterized in that: under described negative electrode spud pile blind plate and cathode frame top between be reserved with 100mm ~ 120mm and adjust distance.
6. the adjustable cathode fixing device of high-voltage wet type electric cleaner according to claim 1, is characterized in that: the cathode line tensioning weight being provided with some correspondences on cathode frame.
7. the adjustable cathode fixing device of high-voltage wet type electric cleaner according to claim 1, is characterized in that: described clamping flange central upper portion position is reserved with negative electrode girder installation position.
8. the adjustable cathode fixing device of high-voltage wet type electric cleaner according to claim 1, is characterized in that: described negative electrode spud pile adopts carbon steel pipe, and carbon steel pipe outer wall is provided with FRP anticorrosive coat or from anti-corrosion material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510979954.6A CN105396697A (en) | 2015-12-23 | 2015-12-23 | Adjustable cathode fixing device for high-voltage wet electrostatic precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510979954.6A CN105396697A (en) | 2015-12-23 | 2015-12-23 | Adjustable cathode fixing device for high-voltage wet electrostatic precipitator |
Publications (1)
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|---|---|
| CN105396697A true CN105396697A (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510979954.6A Pending CN105396697A (en) | 2015-12-23 | 2015-12-23 | Adjustable cathode fixing device for high-voltage wet electrostatic precipitator |
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| CN (1) | CN105396697A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964404A (en) * | 2016-05-06 | 2016-09-28 | 浙江天蓝环保技术股份有限公司 | Vertical type wet electric dust removal device |
| CN109433424A (en) * | 2018-11-29 | 2019-03-08 | 北京国电龙源环保工程有限公司 | A kind of electric precipitator cathode line adjusts location structure and its construction method |
| CN116727106A (en) * | 2023-06-16 | 2023-09-12 | 中国重型机械研究院股份公司 | Clamping device and electrode row used after electrode wire breakage |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0406348B1 (en) * | 1988-11-04 | 1994-01-12 | Boliden Contech Ab | Coolant distribution pipes in a wet electrostatic separator |
| CN2776558Y (en) * | 2005-03-04 | 2006-05-03 | 宋小良 | Cathode system used for conductive glass fibre reinforced plastic electric fog eliminator |
| CN2915268Y (en) * | 2006-04-11 | 2007-06-27 | 福建卫东环保科技股份有限公司 | Cathode device of electric dust remover |
| CN201143455Y (en) * | 2006-07-05 | 2008-11-05 | 福建卫东环保科技股份有限公司 | Cathode assembly of electrostatic precipitator without vibration and beat |
| CN103817009A (en) * | 2014-03-13 | 2014-05-28 | 襄阳九鼎昊天环保设备有限公司 | Honeycomb electrofilter with high flow rate |
| CN203886675U (en) * | 2014-05-21 | 2014-10-22 | 国电环境保护研究院 | Cathode line hanging and fixing device for electric precipitator |
| CN204769149U (en) * | 2015-05-30 | 2015-11-18 | 山东国舜建设集团有限公司 | Wet -type electrostatic precipitator electric field negative pole modular fixing device |
| CN205253373U (en) * | 2015-12-23 | 2016-05-25 | 山东国舜建设集团有限公司 | Negative pole fixing device with adjustable high pressure wet -type electrostatic precipitator |
-
2015
- 2015-12-23 CN CN201510979954.6A patent/CN105396697A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0406348B1 (en) * | 1988-11-04 | 1994-01-12 | Boliden Contech Ab | Coolant distribution pipes in a wet electrostatic separator |
| CN2776558Y (en) * | 2005-03-04 | 2006-05-03 | 宋小良 | Cathode system used for conductive glass fibre reinforced plastic electric fog eliminator |
| CN2915268Y (en) * | 2006-04-11 | 2007-06-27 | 福建卫东环保科技股份有限公司 | Cathode device of electric dust remover |
| CN201143455Y (en) * | 2006-07-05 | 2008-11-05 | 福建卫东环保科技股份有限公司 | Cathode assembly of electrostatic precipitator without vibration and beat |
| CN103817009A (en) * | 2014-03-13 | 2014-05-28 | 襄阳九鼎昊天环保设备有限公司 | Honeycomb electrofilter with high flow rate |
| CN203886675U (en) * | 2014-05-21 | 2014-10-22 | 国电环境保护研究院 | Cathode line hanging and fixing device for electric precipitator |
| CN204769149U (en) * | 2015-05-30 | 2015-11-18 | 山东国舜建设集团有限公司 | Wet -type electrostatic precipitator electric field negative pole modular fixing device |
| CN205253373U (en) * | 2015-12-23 | 2016-05-25 | 山东国舜建设集团有限公司 | Negative pole fixing device with adjustable high pressure wet -type electrostatic precipitator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964404A (en) * | 2016-05-06 | 2016-09-28 | 浙江天蓝环保技术股份有限公司 | Vertical type wet electric dust removal device |
| CN109433424A (en) * | 2018-11-29 | 2019-03-08 | 北京国电龙源环保工程有限公司 | A kind of electric precipitator cathode line adjusts location structure and its construction method |
| CN109433424B (en) * | 2018-11-29 | 2023-09-22 | 国能龙源环保有限公司 | Cathode line adjusting and positioning structure of electric dust collector and construction method thereof |
| CN116727106A (en) * | 2023-06-16 | 2023-09-12 | 中国重型机械研究院股份公司 | Clamping device and electrode row used after electrode wire breakage |
| CN116727106B (en) * | 2023-06-16 | 2024-01-30 | 中国重型机械研究院股份公司 | Clamping device and electrode row used after electrode wire breakage |
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Application publication date: 20160316 |