CN203018203U - Tensioning device on flexible anode plate longitude and latitude limiting surface - Google Patents
Tensioning device on flexible anode plate longitude and latitude limiting surface Download PDFInfo
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- CN203018203U CN203018203U CN 201220750565 CN201220750565U CN203018203U CN 203018203 U CN203018203 U CN 203018203U CN 201220750565 CN201220750565 CN 201220750565 CN 201220750565 U CN201220750565 U CN 201220750565U CN 203018203 U CN203018203 U CN 203018203U
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Abstract
The utility model relates to a tensioning device on a flexible anode plate longitude and latitude limiting surface for a wet electrostatic dust collecting apparatus. The tensioning device is composed of a square water distributing pipe, a flat platen, a ripple platen, a platen fastening bolt, a flexible anode plate, a 4C type support rod, a limiting rod, a protective plate, and a protective plate fastening bolt, wherein the upper part of the anode plate is fixed on the upper frame of the anode plate through the flat platen and the ripple platen, the lower part of the anode plate is clamped by the protective plate and is fastened wit the 4C abnormal support rod through a screw, a grid type upper part support frame is composed of stainless steel square pipes by fork-welding, water distributing holes are densely covered on the lower end of the stainless steel square pipe, the lower grid frame is symmetrical to the upper grid frame, a positioning taper pin is arranged at a crisscross part, the upper end and the lower end of the 4C abnormal support rod are provided with round holes and the support rod is fixed on the support frame through a taper pin, the limiting rod is arranged in a horizontal direction of the anode plate from top to the bottom, and the limiting rod is fixed in the groove of the 4C abnormal support rod. The device provided by the utility model can be used for respectively applying tensioning force on the horizontal direction and vertical direction of the flexible anode so as to maintain the straight effect of the flexible anode in the electric field; and meanwhile, the particles deposited on the surface of the anode plate are completely eliminated by using the surface uniform water film, and the clean and standard emission of the smoke are realized.
Description
One, technical field
The utility model belongs to atmosphere pollution and administers the field, particularly relates to a kind of longitude and latitude stop surface tensioning apparatus of the flexible anode plate for wet cottrell.
Two, background technology
Wet cottrell adopts the moisture film purge mode, can effectively avoid the dust reentrainment of dust, and have high corona current and an obvious particle coalescence effect, superfine particulate matter is controlled the discharging aspect have obvious technical advantage and be applied in thermal power plant just gradually.Traditional rigidity positive plate material exists washing water quantity consumption large in the moisture film deashing process, shuts down the problems such as flushing operation defective, material cost height, and flexible corrosion resistant material positive plate begins to be applied gradually.For the conventional rigid anode material, flexible material utilizes the uniform moisture film of fiber capillarity, has that washing water quantity is low, surperficial deashing uniform and complete, continuously the advantage such as on-line rinsing.But the flexible anode plate is in actual moving process, because of the pole plate height dimension up to tens of rice, if only rely on up and down the location to exist that the pole plate Oscillation Amplitude is large, when installing, tensioning adjusts that workload is large, the pole plate middle part creases easily the problems such as pleat, exist not easy cleaning of gauffer position when causing the pole plate deashing; If boiler load change exhaust gas volumn changes simultaneously, the change of electrostatic field passage internal cause flue gas flow field causes the instantaneous increase of pole plate amplitude, causes the problems such as the swing of electrostatic field working voltage, electric field shakiness.
Three, utility model content
The utility model is to solve the flexible anode surface through broadwise tensile force skewness, and in running, local positive plate deflection exceeds the problems such as regulation requirement, has proposed a kind of flexible anode plate longitude and latitude stop surface tensioning apparatus.
The utility model is to realize in the following way: flexible anode plate surface tension device, consisted of by square water distributor, flat clamp, ripple pressing plate, pressing plate fastening bolt, flexible anode plate, 4C type strut, gag lever post, baffle, baffle fastening bolt, positive plate top is by flat clamp and ripple pressing plate and the effective bolted of stainless steel square, and the bottom adopts the protection pressing plate to clamp and use bolted; The weldering of stainless steel square tube intersection forms grid type upper support framework, the densely covered water distributing pore in stainless steel square tube lower end, and positive plate lower wire case frame and upper grid framework are symmetrical, and upper and lower part grid framework right-angled intersection place is with locating taper pin; The special-shaped strut upper and lower end parts of 4C has circular hole, is fixed on support frame by taper pin; Positive plate horizontal direction end is preset gag lever post from top to bottom, and gag lever post is fixed in the special-shaped groove of the special-shaped strut of 4C, and the compressing tablet that coordinates with the special-shaped strut of 4C is stretched out at baffle two, is fastened on special-shaped strut surfaces.Gag lever post adopts polytetrafluoroethylene (PTFE) or polyester material to make.
Positive plate adopts the flexible fabric material that satisfies the electrostatic field demand; Form the anode square duct by width phase positive plate; Positive plate top is fixed on cross grid type positive plate upper frame; The positive plate upper frame is by forming with the weldering of 30 * 50 * 6mm square tube fork, the every densely covered Φ 1～Φ 2mm water distributing pore of square tube bottom interval 20 ~ 30mm, and be fixed on anode on built-in beam, on anode, built-in beam is spacing by the I-beam that welds together with housing, trapezoidal plate; Positive plate framework right-angled intersection position, up and down is with locating taper pin, and the special-shaped strut of a 4C is placed in every pair of corresponding taper pin position up and down; The special-shaped strut of 4C is fixed with locating taper pin respectively up and down; Positive plate broadwise two cephalic pars are put into gag lever post in advance, and in circle or square groove that fixedly the special-shaped strut of 4C is corresponding; Gag lever post adopts the materials such as polytetrafluoroethylene (PTFE) with good bending performance, polyester to make; Each positive plate bottom is stepped up by a pair of baffle that is arranged symmetrically with; The compressing tablet that coordinates with the special-shaped strut outer surface of 4C is stretched out in the baffle end, and baffle is fastened on the special-shaped strut of 4C; The upper and lower built-in beam of negative electrode is insulated with housing by upper and lower insulated case suspention location and while; The housing top and the bottom have respectively the installation and repairing manhole door; Lower housing portion arranges ash bucket, and fine particle rinses through surperficial moisture film and forms grey aqueous mixtures by the discharge of blowdown connecting pipe at the positive plate surface settlement, enters grey slag bath or grey water treatment system, and after Ash Water Separator, clear water is recycling.
The main feature of flexible anode plate longitude and latitude stop surface tensioning apparatus:
⑴ water distributor, positive plate top fixed frame, the special-shaped strut of 4C top stopping means is integrated, the liquid that water distributing pore flows out enters the top of flexible pole plate under Action of Gravity Field, rely on fiber capillary osmotic effect, liquid covers the positive plate surface fast fully from different positions, form liquid layer as thin as a wafer, therefore under less charge for water condition, can guarantee the quick formation of the ultra-thin moisture film of positive plate surface uniform;
⑵ positive plate bottom fixed frame possesses the spacing and positive plate lower part positioning device function in 4C shape tube bottom simultaneously, by being fixed on the lower frame on housing, the antianode plate applies certain tensile force, guarantee the straight effect of flexible anode plate vertical direction, prevent that flexible anode at vertical direction, larger distortion occurs under larger surface wind speed condition;
⑶ be limited in the special-shaped strut of 4C on the positive plate fixed frame of up and down, special-shaped groove by its surrounding, positive plate horizontal direction end gag lever post is limited in special-shaped groove, by being applied to the strut horizontal pull, the antianode plate level guarantees the straight effect of flexible anode plate level direction to executing in advance tensile force, prevents under large contact wind friction velocity, positive plate produces larger shake distortion in the horizontal direction, is conducive to the stability of high-voltage electrostatic field.
The specific implementation operating process is: flue gas enters the wet electrostatic device after processing through housing IGV fluidised form homogenising; By the discharge electrode brace summer, enter the anode-supported framework successively; Flue gas enters from anode upper support framework the vertical square duct that positive plate forms; Each square duct center placement discharge electrode, the positive plate of discharge electrode and surrounding forms the high-voltage electrostatic field, and under the effects such as electric field force, mechanical force, viscous force, molecular force, surface tension of liquid, particle moves to the positive plate surface and deposits; The square tube lower end that the forms positive plate upper support framework water distributing pore that gathers also is connected with the technique water tank, by the PLC control water yield, and then regulates the charge for water on every positive plate surface; Utilize flexible anode plate fiber capillary adsorption and permeation effect, impel at the even thin water film of less charge for water condition Xiayang polar board surface to form fast; The flying dust that is deposited on the positive plate surface is flushed in the ash bucket of positive plate bottom by surperficial moisture film, completes that thorough deashing is eliminated " secondary fly-up ", " anti-corona " fault produces root; Mixture enters grey water treatment system by blow-off line, realizes that washing water quantity is recycling.
Flexible anode plate longitude and latitude stop surface tensioning apparatus of the present utility model, by specific tension assembly and structure, the flexible anode plate executed respectively certain tensile force in advance through broadwise, guarantee that flexible anode is in the straight effect of width and short transverse, prevent from occuring the large stability of being out of shape and then affecting electric field of agitating when processing larger flue gas wind speed, be conducive to further reduce the water resources consumption of wet dust collection technology, have wide marketing application prospect.
Four, description of drawings
Fig. 1 is the wet static dedusting device structural representation, Fig. 2 is the wet static dedusting device A-A generalized section of Fig. 1, Fig. 3 is the flexible anode rhs-structure schematic diagram in Fig. 1, and Fig. 4 is flexible anode square tube B-B generalized section, and Fig. 5 is the flexible anode square tube superstructure schematic diagram of Fig. 3.
In figure: 1 is that upper portion insulating case, 2 is that built-in beam on negative electrode, 3 is that discharge electrode, 4 is that anode upper support framework, 5 is that anode square tube, 6 is that anode lower support framework, 7 is that lower insulated case, 8 is that built-in beam under negative electrode, 9 is deflector, and 10 is that ash bucket, 11 is that exhanst gas outlet, 12 is that housing, 13 is that gas approach, 14 is that water distribution square tube, 15 is that pressing plate fastening bolt, 16 is that flat clamp, 17 is that 4C abnormal shape strut, 18 is that baffle, 19 is that positive plate, 20 is that ripple pressing plate, 21 is that gag lever post, 22 is that positioning round orifice, 23 is the baffle fastening bolt.
Five, the specific embodiment
Provide a preferred forms of the present utility model below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.
Flexible anode plate longitude and latitude stop surface tensioning apparatus is to realize by Fig. 1, Fig. 2, Fig. 3, Fig. 4, device shown in Figure 5.Flue gas enters housing 12 after by gas approach 13 deflector 9 fluidised form homogenizing, and at first flue gas flows through by negative electrode top built-in beam 2, the discharge electrode 3 of upper portion insulating case 1 suspention, enters anode upper support framework 4, and then subregion enters each anode square tube 5; The positive plate of each anode square tube 5 vertically and the tensioning of horizontal direction realize by following manner respectively, be that positive plate 19 tops and water distribution square tube 14 are fixing by flat clamp 16, ripple pressing plate 20 and pressing plate fastening bolt 15, positive plate 19 bottoms are clamped and are fastened on the outer surface of the special-shaped strut of 4C by baffle fastening bolt 23 by a pair of baffle 18, antianode plate 19 upper and lower end parts are executed certain tensile force in advance; The positive plate broadwise is embedded in the stopper slot of the special-shaped strut 17 of 4C the antianode broadwise and executes in advance certain tensile force by the gag lever post 21 that is contained in the end; The special-shaped strut of 4C is fixed on anode upper support framework 4 and anode lower support framework 6 by positioning round orifice 22.Liquid flows out at the water distributing pore of water distribution square tube 14 lower surfaces, enter positive plate top through flat clamp 16, ripple pressing plate 20 and pressing plate fastening bolt 15, cloth film drop from positive plate top under the effects such as gravity, capillary absorption power, viscous force, in positive plate surface formation rapid osmotic diffusion effect, uniform water film forms; Each anode square tube 5 centers placement discharge electrode 3 also keeps the fixed pole spacing and forms stable non-homogeneous high voltage electric field, by the fixing built-in beam 8 and keep it and insulate with housing under built-in beam 2 and negative electrode on the negative electrode of discharge electrode 3 of upper insulated case 1 and lower insulated case 7 suspentions, prevent the phenomenons generations such as electric leakage, short circuit; When flue gas passes through anode square tube 5 from top to bottom, discharge electrode 3 ionizes ambient gas, produce anion and electronics, and collide with subparticle, after charging particle, under the effect of electric field force, the pole plate apparent motion faces south, the Electrostatic Absorption process is completed on final arrival positive plate surface, and clean flue gas enters chimney from exhanst gas outlet 11; According to positive plate surface cleanness degree and import fly ash content and flushing situation, the control valve of the water distribution square tube 14 of being controlled by PLC is regulated the cloth water yield, by online adjustment water film thickness, the grieshoch that is adsorbed on the positive plate surface is rinsed to ash bucket 10, the ash aqueous mixtures flows out through blow-off line and enters grey water treatment system, and after Ash Water Separator, clear liquid is recycling.
Claims (3)
1. flexible anode plate longitude and latitude stop surface tensioning apparatus, consisted of by square water distributor, flat clamp, ripple pressing plate, pressing plate fastening bolt, flexible anode plate, 4C type strut, gag lever post, baffle, baffle fastening bolt, it is characterized in that, positive plate top is by flat clamp and ripple pressing plate and the effective bolted of stainless steel square, and positive plate bottom employing protection pressing plate clamps and use bolted; The weldering of stainless steel square tube intersection forms grid type upper support framework, the densely covered water distributing pore in stainless steel square tube lower end, and positive plate lower wire case frame and upper grid framework are symmetrical, and upper and lower part grid framework right-angled intersection place is with locating taper pin; The special-shaped strut upper and lower end parts of 4C has positioning round orifice, is fixed on support frame by taper pin; Positive plate horizontal direction end is preset gag lever post from top to bottom, and gag lever post is fixed in the special-shaped groove of the special-shaped strut of 4C,
2. a kind of flexible anode plate longitude and latitude stop surface tensioning apparatus according to claim 1 is characterized in that described baffle two stretches out the compressing tablet that coordinates with the special-shaped strut of 4C and be fastened on special-shaped strut outer surface by fastening bolt.
3. a kind of flexible anode plate longitude and latitude stop surface tensioning apparatus according to claim 1, is characterized in that described gag lever post adopts polytetrafluoroethylene (PTFE) or polyester material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220750565 CN203018203U (en) | 2012-12-31 | 2012-12-31 | Tensioning device on flexible anode plate longitude and latitude limiting surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220750565 CN203018203U (en) | 2012-12-31 | 2012-12-31 | Tensioning device on flexible anode plate longitude and latitude limiting surface |
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| CN203018203U true CN203018203U (en) | 2013-06-26 |
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| CN 201220750565 Expired - Fee Related CN203018203U (en) | 2012-12-31 | 2012-12-31 | Tensioning device on flexible anode plate longitude and latitude limiting surface |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103008108A (en) * | 2012-12-31 | 2013-04-03 | 山东大学 | Tensioning device for longitude and latitude limiting surface of flexible anode board |
| CN104075335A (en) * | 2014-07-22 | 2014-10-01 | 山东山大能源环境有限公司 | Process and device for realizing up-to-standard emission of boiler flue gas with coupling technology |
| CN104492604B (en) * | 2014-12-22 | 2016-07-06 | 河北工业大学 | A kind of wet type moisture film electrode electricity coalescer |
| CN107185718A (en) * | 2017-07-20 | 2017-09-22 | 山东大学 | A kind of foldable anode board supporting structure of ready-package and method |
| WO2019019762A1 (en) * | 2017-07-25 | 2019-01-31 | 国家能源投资集团有限责任公司 | Fabric substrate and flue gas co-purification device |
-
2012
- 2012-12-31 CN CN 201220750565 patent/CN203018203U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103008108A (en) * | 2012-12-31 | 2013-04-03 | 山东大学 | Tensioning device for longitude and latitude limiting surface of flexible anode board |
| CN103008108B (en) * | 2012-12-31 | 2015-06-17 | 山东大学 | Tensioning device for longitude and latitude limiting surface of flexible anode board |
| CN104075335A (en) * | 2014-07-22 | 2014-10-01 | 山东山大能源环境有限公司 | Process and device for realizing up-to-standard emission of boiler flue gas with coupling technology |
| CN104492604B (en) * | 2014-12-22 | 2016-07-06 | 河北工业大学 | A kind of wet type moisture film electrode electricity coalescer |
| CN107185718A (en) * | 2017-07-20 | 2017-09-22 | 山东大学 | A kind of foldable anode board supporting structure of ready-package and method |
| WO2019019762A1 (en) * | 2017-07-25 | 2019-01-31 | 国家能源投资集团有限责任公司 | Fabric substrate and flue gas co-purification device |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20130626 Termination date: 20211231 |