CN204769149U - Wet -type electrostatic precipitator electric field negative pole modular fixing device - Google Patents

Wet -type electrostatic precipitator electric field negative pole modular fixing device Download PDF

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Publication number
CN204769149U
CN204769149U CN201520363992.4U CN201520363992U CN204769149U CN 204769149 U CN204769149 U CN 204769149U CN 201520363992 U CN201520363992 U CN 201520363992U CN 204769149 U CN204769149 U CN 204769149U
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Prior art keywords
section steel
electric field
connecting plate
negative electrode
negative pole
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CN201520363992.4U
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王忠图
郑忠才
吕斌
吕茂新
李家屹
赵民
王强亮
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Shandong Guoshun Construction Group Co Ltd
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Shandong Guoshun Construction Group Co Ltd
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Abstract

The utility model discloses a wet -type electrostatic precipitator electric field negative pole modular fixing device, including the negative pole mount, the negative pole mount is connected with the negative pole weight, the clean exhanst gas outlet of desulfurizing tower is located to the negative pole weight and the wet electrostatic precipitator positive pole gathers dust between the module, the module of gathering dust the positive pole adopts 360 wall thickness 6mm conductive glass steel of the inscribed circle diameter hexagonal pipe that gathers dust, and the negative pole weight is connected with negative pole line lower extreme, and the supporting beam that props up that the upper end and the positive pole of negative pole line gathered dust module upper portion is connected, supporting beam is connected with the jib at both ends, and the jib supports on quartzy seat or ceramic insulator, and quartzy seat or ceramic insulator pass through the backup pad and be connected with the platform support, and the platform support is connected with dust collector shell. Can prevent to reduce mechanical transmission loss and heat loss when oppressive escape phenomenon from producing, avoid the emergence of the accident of discharging, reduction fixed equipment's is alive, improves the ability of fixing device's anti heat altered shape, reaches to make the energy -efficient steady operation of dust collecting equipment.

Description

Wet electrical dust precipitator electric field cathode module formula fixture
Technical field
The utility model relates to flue gases purification field, particularly a kind of wet electrical dust precipitator electric field cathode module formula fixture.
Background technology
Because the harm of fine dust to health is huge, power plant, the performance of steel mill to deduster propose very high requirement, require also improving year by year to enterprise's dust emission standard.The treatment effect of original cleaner has not reached the requirement of existing standard, for qualified discharge, mostly adopt power plant in prior art, steel mill sets up wet-type high-voltage electrostatic precipitation device after original sulfur removal technology, the negative electrode that in prior art, wet scrubber adopts is fixed with: 1. bypass lift-on/lift-off type, its defect is, this technique has escape flue gas; 2. add heat fixation with insulator between the anode and the cathode, realize insulation with hot-air blowing insulator, the defect of existence is, this process matching heater and air-heater, and machine driving and thermal losses greatly, also easily discharge accident occur, fluctuation of service; 3. fixed bar type, in anode tube bottom, PVC is processed into stripe shape framework, according to die opening boring, cathode line is penetrated, because all fixing points more than 95% are point of living, only have the partial intersection point of angle stay bolt fixed strip for welding dead point, the defect existed is, fixed frame is unstable, the heat distortion temperature of material less than 70 DEG C, and after wet desulphurization, running temperature is a lot of more than 70 DEG C of operating modes, so insufficient strength is yielding, with certain enterprise 600m 2sintering machine is example, when entrance dust concentration is more than 50mg/m 3or electric field when boosting to 70kv polar curve can produce rocking of 5 ~ 15mm scope, make negative electrode too near anode, the breakdown complete equipment of electric field temporarily lost efficacy.The particle wanting electric field stable operation is removed in flue gas after desulfurization just must develop corresponding new technology with new thinking.
Utility model content
The purpose of this utility model is exactly the problems referred to above existed for solving prior art, provides a kind of wet electrical dust precipitator electric field cathode module formula fixture; Wet electrical dust precipitator electric field cathode module formula fixture of the present invention, machine driving loss and thermal losses is reduced while can preventing oppressive escape phenomenon from producing, avoid the generation of discharge accident, reduce the point alive of permanent plant, improve the ability of the thermal deformation resistant of fixture, reach and make the energy-efficient stable operation of cleaner.
The technical scheme of the utility model technical solution problem is:
A kind of wet electrical dust precipitator electric field cathode module formula fixture, comprise negative electrode fixed mount, described negative electrode fixed mount is connected with negative electrode weight, the outlet of desulfurizing tower neat stress is located at by described negative electrode weight and wet cottrell anode gathers dust between module, described anode module of gathering dust adopts electroconductive frp to gather dust six square tubes, negative electrode weight is connected with cathode line lower end, the gather dust brace summer on module top of upper end and the anode of cathode line is connected, described brace summer is connected with the suspension rod at two ends, boom rest is on crystal mounting or ceramic insulator, crystal mounting or ceramic insulator are connected with platform by gripper shoe, platform is connected with shell of dust remover.
Described negative electrode fixed mount comprises many cross connecting plates, many longitudinal connecting plates, arrange according to setting spacing between described cross connecting plate, arrange according to setting spacing between longitudinal connecting plate, cross connecting plate is connected with longitudinal connecting plate square crossing, welds at square crossing tie point.Cross connecting plate is interval with weight and connects draw-in groove, the shape of described connection draw-in groove and weight form fit.
Described connection draw-in groove is curved slot arrangement, and described deep-slotted chip breaker is the arcuate structure that two cross connecting plates are formed in weight installation site, the width of deep-slotted chip breaker be 50mm, with weight form fit.
Described negative electrode fixed mount is provided with multiple, and multiple negative electrode fixed mount between adjacent cross connecting plate, or is connected by intermediate connector between longitudinal connecting plate.
Described intermediate connector comprises galss fiber reinforced resin channel-section steel parts, described channel-section steel parts comprise upper channel-section steel, the lower channel-section steel that two blocks of wing plates contact, described upper channel-section steel contacts with the wing plate of lower channel-section steel and docks, the wing plate of described upper channel-section steel, lower channel-section steel is provided with slotted eye, cross connecting plate or longitudinal connecting plate of slotted eye and negative electrode fixed frame coordinate, at channel-section steel web, place is provided with connecting hole, upper channel-section steel is connected with corrosion-resistant unit bolt nut by connecting hole with lower channel-section steel, and multiple cathode frame forms an entirety.
Described intermediate connector is U-bolt, and by U-bolt, nut, adjacent negative electrode fixed mount is connected into the overall structure of required size, U-bolt, nut adopt corrosion resistant bolt, nut.
Described cross connecting plate, longitudinal connecting plate employing thickness is the titanium alloy lath of 4mm.
Described titanium alloy sheet strip adoption titanium TA2 board making.
Described electroconductive frp gathers dust the inscribed circle diameter 360 wall thickness 6mm of six square tubes.
The beneficial effects of the utility model:
1. realize the function preventing wet electrical dust precipitator cathode line from rocking, improve flue gas device for deep cleaning dedusting electric field stable operation ability, prevent from stopping transport because polar curve rocks the electric field caused.
2. in severe corrosive environment, long-term stable operation can not produce deformation.The cathode module formula fixture adopting titanium alloy material to make can resist the severe corrosive wet flue gas of wet scrubber inside, and titanium alloy Material Strength more original FPR material has the performance of better resistance to deformation simultaneously.Stronger temperature resistant capability avoids the shortcoming that FPR material is in about 70 DEG C temperature and long-term stressed flexible type for a long time.
3. remarkable in economical benefits
(1) be convenient to install, production and processing is convenient, certain unit 600 ㎡ sintering machine device for deep cleaning of the prior art former employing FRP plate bar formula negative electrode fixed form.Lath needs before installing at the scene to adjust length successively, waste of manpower, needs one one alignment polar position, and manually with drilling machine boring, easily produce human error and alignment error when lath is installed.After adopting titanium alloy modular cathode fixing device of the present invention, factory's formula modularization batch machining transport can be realized, after only needing locating module when module is installed, weight is put into draw-in groove, high accuracy can be realized and install.
(2) operating cost is saved, in prior art, certain unit 600 ㎡ sintering machine device for deep cleaning former use FRP plate bar negative electrode is fixed, run that about 1 year inner FRP plate bar is heated, stress deformation is serious, affect that electric field is stable to put into operation, need all to change negative electrode and fix FRP plate bar, this increases annual maintenance cost about 500,000 yuan.After adopting titanium alloy modular cathode fixing device of the present invention, stable operation in more than 10 years can be realized without the need to changing cathode fixing device.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is weight syndeton schematic diagram;
Fig. 3 is that electroconductive frp gathers dust six square tube module diagrams;
Fig. 4 is titanium alloy modular negative electrode fixed rack structure schematic diagram;
Fig. 5 is the A-A sectional view of Fig. 4;
Fig. 6 is channel-section steel modular construction schematic diagram;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is the sectional view of Fig. 6.
In figure, 1. brace summer, 2. desulfurizing tower, 3. suspension rod, 4. crystal mounting or ceramic insulator, 5. weight, 6. negative electrode fixed mount, 7. anode gathers dust module, and 8. electroconductive frp gathers dust six square tubes, 9. cross connecting plate, 10. wide weight draw-in groove, channel-section steel on 11., 12. cathode line, 13. unit bolt nuts, 14. channel airfoil plate flutings, 15. longitudinal connecting plates, 16. times channel-section steels, 17. platform.
Detailed description of the invention
In order to understand the utility model better, explain embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Composition graphs 1 to Fig. 8, a kind of wet electrical dust precipitator electric field cathode module formula fixture, comprise negative electrode fixed mount 6, described negative electrode fixed mount 6 is connected with negative electrode weight 5, the outlet of desulfurizing tower 2 neat stress is located at by described negative electrode weight 5 and wet cottrell anode gathers dust between module 7, described anode module 7 of gathering dust adopts inscribed circle diameter 360 wall thickness 6mm electroconductive frp to gather dust six square tubes 8, negative electrode weight 5 is connected with cathode line 12 lower end, the gather dust brace summer 1 on module 7 top of upper end and the anode of cathode line is connected, described brace summer 1 is connected with the suspension rod 3 at two ends, boom rest is on crystal mounting or ceramic insulator 4, crystal mounting or ceramic insulator 4 are connected with platform 17 by gripper shoe, platform 17 is connected with shell of dust remover.
Described negative electrode fixed mount comprises many cross connecting plates 9, many longitudinal connecting plates 15, arrange according to setting spacing between described cross connecting plate 9, arrange according to setting spacing between longitudinal connecting plate 15, cross connecting plate 9 is connected with the square crossing of longitudinal connecting plate 15, welds at square crossing tie point.On cross connecting plate, 9 are interval with weight connection draw-in groove 10, the shape of described connection draw-in groove 10 and weight 5 form fit.
Described connection draw-in groove is curved slot arrangement, and described deep-slotted chip breaker is the arcuate structure that two cross connecting plates 9 are formed in weight installation site, the width of deep-slotted chip breaker be 50mm, with weight form fit.
Described negative electrode fixed mount is provided with multiple, and multiple negative electrode fixed mount between adjacent cross connecting plate 9, or is connected by intermediate connector between longitudinal connecting plate 15.
Described intermediate connector comprises galss fiber reinforced resin channel-section steel parts, described channel-section steel parts comprise the upper channel-section steel 11 that two blocks of wing plates contact, lower channel-section steel 16, described upper channel-section steel 11 contacts with the wing plate of lower channel-section steel 16 and docks, described upper channel-section steel 11, the wing plate of lower channel-section steel 16 is provided with slotted eye 14, slotted eye 14 coordinates with cross connecting plate 9 or longitudinal connecting plate 15, at channel-section steel web, place is provided with connecting hole, upper channel-section steel 11 is connected with corrosion-resistant unit bolt nut 13 by connecting hole with lower channel-section steel 16, multiple cathode frame is made to form an entirety, ensure that main frame structure has stronger non-deformability.
Described intermediate connector is U-bolt, by U-bolt, nut, adjacent negative electrode fixed mount is connected into the overall structure of required size.U-bolt, nut adopt corrosion resistant bolt, nut.
Described cross connecting plate 9, longitudinal connecting plate 15 adopt thickness to be the titanium alloy lath of 4mm.
Described titanium alloy sheet strip adoption titanium TA2 board making.Effectively can resist the corrosion of chlorion, not need anticorrosion with wet flue gas contact portion.Titanium alloy thickness of slab is 4mm, height 25mm, safe operating life 10 years.
By reference to the accompanying drawings the detailed description of the invention of utility model is described although above-mentioned; but the restriction not to the utility model protection domain; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.

Claims (9)

1. a wet electrical dust precipitator electric field cathode module formula fixture, comprise negative electrode fixed mount, described negative electrode fixed mount is connected with negative electrode weight, it is characterized in that, the outlet of desulfurizing tower neat stress is located at by described negative electrode weight and wet cottrell anode gathers dust between module, described anode module of gathering dust adopts electroconductive frp to gather dust six square tubes, negative electrode weight is connected with cathode line lower end, the gather dust brace summer on module top of upper end and the anode of cathode line is connected, described brace summer is connected with the suspension rod at two ends, boom rest is on crystal mounting or ceramic insulator, crystal mounting or ceramic insulator are connected with platform by gripper shoe, platform is connected with shell of dust remover.
2. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 1, it is characterized in that, described negative electrode fixed mount comprises many cross connecting plates, many longitudinal connecting plates, arrange according to setting spacing between described cross connecting plate, arrange according to setting spacing between longitudinal connecting plate, cross connecting plate is connected with longitudinal connecting plate square crossing, weld at square crossing tie point, cross connecting plate is interval with weight and connects draw-in groove, the shape of described connection draw-in groove and weight form fit.
3. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 2, it is characterized in that, described connection draw-in groove is curved slot arrangement, and described deep-slotted chip breaker is the arcuate structure that two cross connecting plates are formed in weight installation site, the width of deep-slotted chip breaker be 50mm, with weight form fit.
4. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 1, it is characterized in that, described negative electrode fixed mount is provided with multiple, and multiple negative electrode fixed mount between adjacent cross connecting plate, or is connected by intermediate connector between longitudinal connecting plate.
5. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 4, it is characterized in that, described intermediate connector comprises galss fiber reinforced resin channel-section steel parts, described channel-section steel parts comprise the upper channel-section steel that two blocks of wing plates contact, lower channel-section steel, described upper channel-section steel contacts with the wing plate of lower channel-section steel and docks, described upper channel-section steel, the wing plate of lower channel-section steel is provided with slotted eye, slotted eye coordinates with cross connecting plate or longitudinal connecting plate, at channel-section steel web, place is provided with connecting hole, upper channel-section steel is connected with corrosion-resistant unit bolt nut by connecting hole with lower channel-section steel, multiple cathode frame forms an entirety.
6. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 4, it is characterized in that, described intermediate connector is U-bolt, by U-bolt, nut, adjacent negative electrode fixed mount is connected into the overall structure of required size, U-bolt, nut adopt corrosion resistant bolt, nut.
7. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 2, is characterized in that, described cross connecting plate, longitudinal connecting plate employing thickness is the titanium alloy lath of 4mm.
8. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 7, is characterized in that, described titanium alloy sheet strip adoption titanium TA2 board making.
9. wet electrical dust precipitator electric field cathode module formula fixture as claimed in claim 1, is characterized in that, described electroconductive frp gathers dust the inscribed circle diameter 360 wall thickness 6mm of six square tubes.
CN201520363992.4U 2015-05-30 2015-05-30 Wet -type electrostatic precipitator electric field negative pole modular fixing device Active CN204769149U (en)

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Application Number Priority Date Filing Date Title
CN201520363992.4U CN204769149U (en) 2015-05-30 2015-05-30 Wet -type electrostatic precipitator electric field negative pole modular fixing device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105396697A (en) * 2015-12-23 2016-03-16 山东国舜建设集团有限公司 Adjustable cathode fixing device for high-voltage wet electrostatic precipitator
WO2020083249A1 (en) * 2018-10-22 2020-04-30 上海必修福企业管理有限公司 Air dust removal system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105396697A (en) * 2015-12-23 2016-03-16 山东国舜建设集团有限公司 Adjustable cathode fixing device for high-voltage wet electrostatic precipitator
WO2020083249A1 (en) * 2018-10-22 2020-04-30 上海必修福企业管理有限公司 Air dust removal system and method

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