CN105964404A - Vertical type wet electric dust removal device - Google Patents
Vertical type wet electric dust removal device Download PDFInfo
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- CN105964404A CN105964404A CN201610301517.3A CN201610301517A CN105964404A CN 105964404 A CN105964404 A CN 105964404A CN 201610301517 A CN201610301517 A CN 201610301517A CN 105964404 A CN105964404 A CN 105964404A
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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
- B03C3/02—Plant or installations having external electricity supply
- B03C3/16—Plant or installations having external electricity supply wet type
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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
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
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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
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/49—Collecting-electrodes tubular
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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
- B03C3/66—Applications of electricity supply techniques
- B03C3/70—Applications of electricity supply techniques insulating in electric separators
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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
- B03C3/74—Cleaning the electrodes
- B03C3/78—Cleaning the electrodes by washing
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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
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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
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/04—Ionising electrode being a wire
Landscapes
- Electrostatic Separation (AREA)
Abstract
The invention discloses a vertical type wet electric dust removal device. The electric dust removal device comprises a shell and an electric dust removal device body arranged in the shell; the electric dust removal device body comprises an anode, a cathode and a high-voltage wire; the anode is fixed to the inner wall of the shell, the anode is provided with a plurality of through holes extending in the vertical direction and a plurality of smoke channels extending in the vertical direction, the cathode comprises an insulator arranged on the top face of the shell, a hollow lifting rod with the top end fixed to the insulator, a cathode wire frame fixed to the lifting rod and a plurality of cathode wires fixed to the cathode frame and penetrating the corresponding smoke channels, and the bottom end of the lifting rod is fixed to the cathode wire frame; and the high-voltage wire penetrates the hollow lifting rod, the bottom end of the high-voltage wire and the cathode frame are fixed, and the top end of the high-voltage wire is externally connected with a high-voltage power source. Through the manner of introducing the rigid cathode frame and the high-voltage wire, the number of accessory devices is reduced, and energy consumption outside an electric field is correspondingly reduced; the insulator is mounted on the top of the shell, and space occupation can be reduced; and a brake plate valve is mounted, and operation of online replacement of the insulator and the like can be achieved.
Description
Technical field
The present invention relates to a kind of flue gas purifying equipment, be specifically related to a kind of vertical wet electrical dust precipitator.
Background technology
Along with the enforcement of the strictest air pollution emission standard, wet cottrell becomes already
For the environmental protection sharp weapon of flue gas qualified discharge, its operation principle be dusty gas evenly into electric field after,
The accumulation of impurities such as the acid mist through high voltage electric field ionization trapping deposit in anode tube, clean flue gas
Discharge from gas outlet, discharge from sewage draining exit from impurity such as the acid mists that anode tube deposition is got off.
Wet cottrell is generally used for the removing of particulate matter in saturated flue gas, it is common that at desulfurizing tower
Rear portion.
Such as, the Chinese invention patent application of Application No. CN201410410145.9 is open a kind of wet
Formula electric cleaner and comprise the dust-removing desulfurating apparatus of this wet electrical dust precipitator, positive plate is that some edges are vertical
To extending and mutual parallel arrangement of bending plate；Cathode line is some and hangs on adjacent two bending plates
Between, bending with same trend with positive plate, in every cathode line, several prickles are fixed at interval；Two
Individual cathode line hanging frame, lays respectively at above and below positive plate, for the top of fixed negative pole line
End and bottom；Insulator chamber, for fixing the termination of two cathode line hanging frames；Clean water pipe,
It is installed on the top of positive plate.This wet electrical dust precipitator, in desulfurizer, is installed in desulfurizing tower
Between two-stage is except mist layer, for one-level is carried out essence dedusting except the flue gas after mist.The most such as, application number
The open a kind of fire coal boiler fume ultra-clean of Chinese invention patent application for CN201510450244.4
Discharge integrated tower and process technique, flue gas is by the gas approach feeding absorption tower on absorption tower, and flue gas depends on
Secondary desulfurization spray and the one-level of carrying out is except the while of mist, ozone oxidation, alkali liquor atomization mixes denitration, wet type electricity removes
Dirt, after discharged by the exhanst gas outlet at top, absorption tower after two grades except mist；The alkali liquor of atomization is by wet
Formula electric precipitation catches, and the rinse water during wet-esp and after wet-esp is by collecting tank
Collecting, after caching filtration treatment outside absorption tower, rinse water is made in reuse.This invention improves the de-of absorption tower
Sulphur efficiency, simultaneously can denitration dust collecting and except mist, make coal-fired flue-gas can reach tightened up discharge standard.
Good insulating properties must be had, the most easily between the negative electrode of wet scrubber and anode, housing
Produce the most creepage or puncture, causing fluctuation of service, can damage equipment time serious.Such as, above
All there is the easy hydrops of insulator, the defect of dust stratification in the wet electricity described in two patents.Positive plate uses flap
Form, air-flow constantly collides with pole plate, and fluidised form is disorderly, impurity can not by effectively catching in electric field,
It is easily accessible insulator, destroys insulating properties, cause insulator to lose efficacy, affect stable.
Generally, insulator can be disposed in housing side, such as, Publication No. CN103203284A
Chinese invention patent application disclose a kind of wet cottrell, the inside of housing is divided into air inlet
Room, electrode chamber and exhaust chamber, be provided with water spray tube head in inlet plenum, equipped with nozzle on it, at electrode
Being provided with dust leg in room, wear electrode tube in it, the upper end of electrode tube is mounted on bracing frame, supports
The outer end of frame is supported by electric(al) insulator and electric insulating tube room, and the outer end of bracing frame and transformation/commutator
High voltage end negative pole be connected, the low-voltage of transformation/commutator terminates outer power supply source frame ground, passes through
Electric field change in electrode chamber controls to clean water spray.So can reduce flue gas in the case of air-flow is uniform
Enter the chance of insulator.
The most conventional acupuncture line that cathode line is rigidity or prickle wire, or the jaggies etc. of flexibility,
Cathode frame separates up and down, and in order to prevent swinging, insulator typically arranges upper and lower two-layer.Simultaneously in order to
Easy access, the most also can configure certain valve or baffle arrangement, such as, Publication No. CN
The Chinese invention patent application of 101801535A, in an electrostatic precipitator, has main body and in institute
Stating the electrode member grid in main body, multiple conductive supporting arms are connected with grid and supportive grid, each
Described support arm extends through the port on electrostatic precipitation wall around the described grid of electrode member, prolongs
Reach outer insulator case, and end in the insulator making support arm and electrostatic precipitator main body insulate
On, the improvement is that, including the baffle plate being positioned in insulator case, this baffle plate effectively relative to
Flow through inside the gas-selectively ground sealed insulation body case of electrostatic precipitator.
But this arrangement has accordingly increased corollary equipment quantity, such as insulator electrical heating and sealing
Blower fans etc., too increase the energy consumption of non-electric field simultaneously.It is susceptible to short after cathode line generation corrosion fracture
Road, changes difficulty.Insulator is arranged on side and also add platform quantity and installing space.
Summary of the invention
In order to solve the problem of above-mentioned existence, the invention provides a kind of vertical wet cottrell,
Use cathode frame and the mode of high-voltage line introducing of rigidity, reduce the quantity of auxiliary device, accordingly
Reduce the energy consumption beyond electric field；Insulator is arranged on case top, it is possible to reduce space hold；Install
Slide valve, it is possible to achieve online insulator etc. of changing operates.
A kind of vertical wet cottrell, including housing, described housing bottom arrange gas approach,
Top arranges exhanst gas outlet, in described housing and be positioned at gas approach and be arranged over airflow-distribution board；
Also include the electric dust collector being arranged in described housing,
Described electric dust collector includes:
Anode, described anode is fixed in inner walls, and described anode is with vertically some to extend
Through hole and vertical some exhaust gases passes to extension；
Negative electrode, described negative electrode includes being arranged at the insulator of housing end face, top with described insulator admittedly
Fixed hollow suspension rod, the cathode line framework being fixed on described suspension rod and be fixed on cathode frame and
Running through some cathode line of corresponding exhaust gases passes, the bottom of described suspension rod is fixed on described cathode line framework
On；
High-voltage line, described high-voltage line runs through described hollow suspension rod and bottom and cathode frame is fixed, top
External high voltage power supply.
Preferably, described airflow-distribution board is steel grille structure.There is enough structural strengths, can fill
When installation, inspection platform.
Preferably, the cross section of described exhaust gases passes is regular polygon, and the inscribed circle diameter of regular polygon is
300～400mm.
It is further preferred that the cross section of described exhaust gases passes is regular hexagon and inscribed circle diameter is
300～400mm.
It is further preferred that described orthohexagonal inscribed circle diameter is 350mm.
Preferably, described through hole is set at least 3, is further preferably set to 3, and 3 lead to
Hole is symmetrical, and through-hole diameter is at least 550mm.
Preferably, described anode selects conduction, corrosion resistant material, such as rustless steel, electroconductive frp,
And PVC and organic fabrix etc..
It is further preferred that described anode selects electroconductive frp material, the thickness of single exhaust gases passes
It is 3～5mm.
It is further preferred that described orthohexagonal electroconductive frp exhaust gases passes thickness is 3mm.
Preferably, described cathode line framework includes being positioned at the upper frame above anode, is positioned at below anode
Underframe and to run through the through hole of described anode and upper and lower end fixing with upper frame and underframe respectively
Vertical rod.
It is further preferred that described upper frame and underframe all include the main frame fixing with suspension rod and
It is fixed on main frame the secondary framework for installing cathode line.
It is further preferred that described main frame is provided with the hanger for fixing framework, hanger and
All have mounting hole on secondary framework, the relative position of cathode line and anode can be adjusted.
Cathode frame uses rigid structure, is fixed with housing by suspension rod, is protected by the design of tight structure
Card will not occur substantially to rock in flue gas.High-voltage line introduces electric field, one end and high pressure from suspension rod center
Power supply connects, and the other end is welded on cathode frame, and makees preservative treatment.
Preferably, described cathode line includes centrage and fixing some electric discharge video discs on centerline.
It is further preferred that described centrage includes wire rope core and is laid up at some alloys of wire rope core periphery
Line.
Cathode line is formed by a wire rope core and the corrosion resistant alloy wire of multiply are rather rich, and centrage two ends twist into
Ring fills and installs buckle.Preferably, described electric discharge video disc is uniformly distributed in cathode line.The most excellent
Choosing, spacing distance is 50mm～100mm.
It is further preferred that described electric discharge video disc include at least 6 discharge tip and one with described in
The short tube that heart line is fixing.
Video disc is fixed on centerline after being clamped by short tube two ends；Electric discharge video disc uses corrosion resistant conjunction
Gold material；Described insulator is set at least 3.
At anterior electric field, more highdensity electric discharge video disc is installed and is favorably improved electric current density, improve dedusting
Device efficiency.
It is further preferred that the electric discharge video disc spacing distance of front half electric field is 50mm, rear half electricity
The spacing of field is 100mm.
Preferably, described insulator includes:
Thermal insulation cover, the side of this thermal insulation cover arranges adpting flange；
It is positioned at the porcelain vase of thermal insulation cover；
For heating the electric heater unit of porcelain vase；
The introduced cover being connected with porcelain vase sealed bottom, described suspension rod run through after this introduced cover with described porcelain vase
Fixing；
Control the slide valve of described introduced cover opening and closing.
Described slide valve is opposite opened, comprises two panels flashboard, and flashboard center is respectively arranged with a semicircle perforate,
Aperture is consistent with described suspension rod.
Present invention improves over the incorporation way of high-voltage line, the form making porcelain vase is more flexible, installs flashboard
Valve realizes on-bne repair.
Preferably, below described exhanst gas outlet, it is provided with the shower for cleaning described electric dust collector,
Arrange and described exhaust gases passes one_to_one corresponding and the adjustable nozzle of spray angle on described shower.
The remarkable advantage of the present invention is:
(1) cathode frame uses rigid structure, is only fixed with housing by suspension rod, by tight knot
Structure design ensures will not occur substantially to rock in flue gas, does not has the fixing dress of base of frame and housing
Put, therefore reduce the quantity of auxiliary device and electrical heating accordingly and the energy consumption of sealing air.
(2) high-voltage line connects high voltage power supply and negative electrode through suspension rod center, and electric field the inner is welded on the moon
On the framework of pole and do anticorrosive coat, it is ensured that will not corrode, safety coefficient is high.
(3) insulator is arranged on case top, than be arranged on housing sidepiece decrease space hold and
Platform quantity.Installing slide valve bottom insulator, time properly functioning, slide valve is opened, flashboard during maintenance
Valve cuts out, it is possible to achieve the insulator maintenance under logical smoke behavior.
(4) cathode line contains wire rope core, and corrosion-resistant and intensity is reliable, even if the metal wire on surface corrodes also
Do not result in cathode line braking effect electric field stable.Cathode line uses video disc electric discharge, from the water of spray
With the water in flue gas video disc collect after can flow to disc edge, can effectively discharge cleaning end and
Discharge tip forms charged water smoke.
(5) spray spout adjustable angle, is adjusted each nozzle after installation, can be right
Each passage forms effectively flushing, it is ensured that electric field cleaning inside.
Compared with existing vertical Wet type electric dust-removing device, the vertical wet type Design of Electrostatic Precipitator of the present invention
Novelty, cathode frame Stability Analysis of Structures, auxiliary device are few, and cathode line flexible arrangement, intensity are reliable, high
Pressure introduces safety coefficient height, maintenance facility, and nozzle rinse is effective, and overall performance is better than existing electricity and removes
Dirt device.
The vertical wet electrical dust precipitator good energy-conserving effect of the present invention, reduces half than existing electric dust collector
Above insulator quantity, consequently reduces insulator electric heater and seal fan and heater
Quantity, reduces non-electric field energy consumption more than 50%.
The vertical wet electrical dust precipitator of the present invention is stable, dust removing effects is good, and air flow method is uniform,
Cathode line is installed, is adjusted simplicity, and cathode and anode spacing error is little, and cathode line consolidates, and positive plate is corrosion-resistant
Ability is strong.Online treatment fault, affects little on operation, discharge.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the present invention；
Fig. 2 is the anode top view of the present invention；
Fig. 3 is the negative electrode schematic diagram of the present invention；
Fig. 4 is the enlarged diagram of I part shown in Fig. 3；
Fig. 5 and Fig. 6 is that the present invention discharges the structural representation of video disc.
Fig. 7 is the sectional view of centrage of the present invention.
Fig. 8 is the insulator schematic diagram of the present invention；
1, housing；11, gas approach；12, exhanst gas outlet；13, airflow-distribution board；2, anode；
21, manhole；22-exhaust gases passes；3, negative electrode；31, cathode line framework；311, main frame；
3111, suspension rod；3112, vertical rod；3113, hanger；312, secondary framework；313, high-voltage line；
32, cathode line；321, centrage；3211, wire rope core；3212, alloy wire；322, electric discharge video disc；
3221, discharge tip；3222, short tube；33, insulator；331, porcelain vase；332, electrical heating dress
Put；333, thermal insulation cover；3331, adpting flange；334, introduced cover；335, slide valve；4, spray
Shower pipe.
Detailed description of the invention
Embodiment 1
As shown in Fig. 1～8, a kind of vertical Wet type electric dust-removing device, including housing 1, housing 1 is
Conventional electric dust collector housing, the bottom opening of housing 1 be gas approach 11, open top be flue gas
Outlet 12, exhanst gas outlet connection outlet flue, housing 1 is interior and is positioned at above gas approach 11 certain
Distance installs airflow-distribution board 13, and airflow-distribution board is arranged in import and has enough structures strong
Degree, can serve as installation, inspection platform.
In housing and be positioned at airflow-distribution board and be provided above electric dust collector, as shown in Fig. 1～Fig. 8,
Electric dust collector includes anode 2 and negative electrode 3.
Anode as depicted in figs. 1 and 2, is fixed on the inwall of housing, with at least 3 on anode
Vertically to the manhole 21 extended and some vertical exhaust gases passes 22 to extension, exhaust gases passes
Cross section is regular hexagon and inscribed circle diameter is 300～400mm, and 3 manholes are symmetrical,
Through-hole diameter is at least 550mm, and circular channel is for installing the vertical rod of cathode line framework.
Negative electrode, as shown in Fig. 1, Fig. 3～7, including cathode line framework 31, is fixed on cathode line framework
Cathode line 32 and at least 3 insulators 33 of being positioned on housing 1 end face.
The structure of cathode line framework 31 as it is shown on figure 3, cathode line framework includes upper frame and underframe,
Upper frame is positioned at above anode, underframe is positioned at below anode, and upper frame and underframe are by main frame
211 form with time framework 312, and upper frame also includes the suspension rod 3111 of at least 3 hollows, upper and lower
Arranging at least 3 with vertical rod 3112 between the main frame of framework, vertical rod runs through the manhole of anode, on
End and the main frame of upper frame are fixed, the main frame of lower end and underframe is fixed, and upper and lower time framework is logical
Crossing hanger 3113 to be fixed on the main frame of correspondence, suspension rod 3111 lower end is fixed on upper frame, pushes up
End is fixed with corresponding insulator, and a high-voltage line 313 runs through the cavity of suspension rod, and bottom is fixed on
On upper frame, upper end passes insulator external high voltage power supply.
Cathode frame uses rigid structure, is fixed with housing by suspension rod, is protected by the design of tight structure
Card will not occur substantially to rock in flue gas.High-voltage line introduces electric field, one end and high pressure from suspension rod center
Power supply connects, and the other end is welded on cathode frame, and makees preservative treatment.
Cathode line 32 correspondence runs through the exhaust gases passes upper and lower side of anode and is separately fixed at corresponding secondary framework
Upper (as shown in Figure 4), cathode line includes centrage 322 and the electric discharge being uniformly arranged in cathode line
Video disc 322, the schematic cross-section of centrage 321 is as it is shown in fig. 7, by a wire rope core 3211 and multiply
Corrosion resistant alloy wire 3212 is rather rich to be formed, and centrage two ends twist into ring and fill and install buckle；Electric discharge
The structural representation of video disc as shown in Figure 5 and Figure 6, including at least 6 discharge tip 3221 and
The individual short tube 3222 fixing with centrage, the angle of discharge tip is 30 °, and video disc passes through short tube two
Fix on centerline after end clamping；Electric discharge video disc uses corrosion resistant alloy material.
As shown in Figure 8, insulator comprises porcelain vase 331, electric heater unit to the structural representation of insulator
332, thermal insulation cover 333, introduced cover 334 and slide valve 335；Adpting flange 3331 is installed in thermal insulation cover side,
For being connected with high voltage power supply；Porcelain vase is positioned at thermal insulation cover, and electric heater unit contacts with porcelain vase, introduces
Cover is positioned at thermal insulation cover and is tightly connected at the bottom opening of porcelain vase, arranges slide valve at introduced cover,
Opening a hole (aperture told suspension rod external diameter is consistent) on opposite opened slide valve, slide valve is used for controlling
The opening and closing of introduced cover processed, can completely cut off flue gas, facilitate insulator on-bne repair during closedown, suspension rod runs through
Fix with the top cover of porcelain vase after introduced cover and be connected.
In housing and be positioned at anode and be provided above shower 4, the nozzle quantity on shower and anode
Exhaust gases passes one_to_one corresponding, and the spray angle of nozzle is adjustable, after installation carries out each nozzle
Regulation, can form effectively flushing, it is ensured that electric field cleaning inside to each passage.
Embodiment 2:
The present invention is on the basis of embodiment 1, thus it is possible to vary the wire rope core of corona wire and the material of alloy wire and
Specification, reaches the optimum efficiency under different application environment.Wire rope core material include organic fiber (as fiber crops,
Cotton), synthetic fibers, the material such as asbestos core (hot conditions) or soft metal；Alloy wire material includes
It is not less than the rustless steel of 316L, titanium alloy, antimony molybdenum alloy etc.；Alloy wire twist around mode be list wiring,
Double wrap rope and three wirings etc..
Working method and the dust-cleaning principle of the present invention are as follows:
When vertical electro static precipitator of the present invention normally enables, slide valve is in open mode, electric heater
Insulator is heated to more than 100 DEG C, and inlet flue gas uniformly enters electric field after airflow-distribution board,
Under high voltage electric field effect, electric discharge video disc tip produces lasting charged particle, carries impurity particle and moves
Moving anode, cleaning flue gases is discharged by outlet.
At interval of the regular hour, open spray, anode and negative electrode are carried out strength punching in 3～5 minutes
Wash.
When vertical electro static precipitator of the present invention breaks down, particularly porcelain vase dust stratification, hydrops puncture,
When the significant troubles such as breakage need to change, close high voltage power supply and also slide valve is in closure state, just
Under logical cigarette state, insulator can be checked.
Utilize calabash or loop wheel machine to fix negative electrode suspension rod, unclamp porcelain vase top cover and negative electrode suspension rod bolt,
Extract porcelain vase out, change by negative electrode suspension rod lower support negative electrode suspension rod, dismantle calabash or loop wheel machine then can be by porcelain
Bottle thoroughly takes out, and after completing the operations such as porcelain vase cleaning or replacing, is put back to by porcelain vase in situ, changes by calabash
Or loop wheel machine fixed negative pole suspension rod, dismantle lower support, fastening porcelain vase top cover and negative electrode suspension rod bolt, close
Close insulator.
Opening slide valve, put into high voltage power supply, now cleaner unit resumes operation.
The foregoing is only the case that is embodied as of patent of the present invention, but the technical characteristic of patent of the present invention
Be not limited thereto, any those skilled in the relevant art in the field of the invention, the change made
Or modify all contain among the scope of the claims of the present invention.
Claims (10)
1. a vertical wet cottrell, including housing, described housing bottom arranges flue gas and enters
Mouthful, top exhanst gas outlet is set, in described housing and be positioned at gas approach and be arranged over airflow-distribution board；
It is characterized in that, also include the electric dust collector being arranged in described housing,
Described electric dust collector includes:
Anode, described anode is fixed in inner walls, and described anode is with vertically some to extend
Through hole and vertical some exhaust gases passes to extension；
Negative electrode, described negative electrode includes being arranged at the insulator of housing end face, top with described insulator admittedly
Fixed hollow suspension rod, the cathode line framework being fixed on described suspension rod and be fixed on cathode frame and
Running through some cathode line of corresponding exhaust gases passes, the bottom of described suspension rod is fixed on described cathode line framework
On；
High-voltage line, described high-voltage line runs through described hollow suspension rod and bottom and cathode frame is fixed, top
External high voltage power supply.
The most vertical wet cottrell, it is characterised in that described cigarette
The cross section of gas passage is regular polygon, and the inscribed circle diameter of regular polygon is 300～400mm.
The most vertical wet cottrell, it is characterised in that described the moon
Polar curve framework includes being positioned at the upper frame above anode, is positioned at the underframe below anode and runs through described
The vertical rod that the through hole of anode and upper and lower end are fixing with upper frame and underframe respectively.
The most vertical wet cottrell, it is characterised in that on described
Framework and underframe all include the main frame fixing with suspension rod and are fixed on main frame for installing
The secondary framework of cathode line.
The most vertical wet cottrell, it is characterised in that described the moon
Polar curve includes centrage and fixing some electric discharge video discs on centerline.
The most vertical wet cottrell, it is characterised in that in described
Heart line includes wire rope core and is laid up at some alloy wires of wire rope core periphery.
The most vertical wet cottrell, it is characterised in that described in put
Electricity video disc is uniformly distributed in cathode line.
The most vertical wet cottrell, it is characterised in that described in put
Electricity video disc includes at least 6 discharge tip and a short tube fixing with described centrage.
The most vertical wet cottrell, it is characterised in that described absolutely
Edge attached bag includes:
Thermal insulation cover, the side of this thermal insulation cover arranges adpting flange；
It is positioned at the porcelain vase of thermal insulation cover；
For heating the electric heater unit of porcelain vase；
The introduced cover being connected with porcelain vase sealed bottom, described suspension rod run through after this introduced cover with described porcelain vase
Fixing；
Control the slide valve of described introduced cover opening and closing.
The most vertical wet cottrell, it is characterised in that described cigarette
Gas outlet below be provided with the shower for cleaning described electric dust collector, on described shower arrange with
Described exhaust gases passes one_to_one corresponding and the adjustable nozzle of spray angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610301517.3A CN105964404A (en) | 2016-05-06 | 2016-05-06 | Vertical type wet electric dust removal device |
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| CN106423564A (en) * | 2016-11-24 | 2017-02-22 | 中国华电科工集团有限公司 | Cathode hanging system for wet dust remover non-tension device |
| CN107042158A (en) * | 2016-12-20 | 2017-08-15 | 天津华迈环保设备有限公司 | A kind of wet cottrell with function of recovering waste heat |
| CN108905586A (en) * | 2018-09-11 | 2018-11-30 | 上海宇欢化工科技有限公司 | Low-temp desulfurization denitration dust collecting integral equipment |
| CN109046789A (en) * | 2018-09-10 | 2018-12-21 | 中国华电科工集团有限公司 | A kind of ax blade type cathode line hanging apparatus and the method for lifting ax blade type cathode line |
| CN109759236A (en) * | 2019-03-04 | 2019-05-17 | 福建龙净环保股份有限公司 | A kind of vertical electric precipitator |
| CN111744674A (en) * | 2020-07-06 | 2020-10-09 | 山东海林环保设备工程有限公司 | Novel wet-type electrostatic precipitator electrode and protection device |
| CN114570199A (en) * | 2021-08-05 | 2022-06-03 | 北京航天方达科技有限公司 | High-energy electron beam generating device |
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| CN109759236A (en) * | 2019-03-04 | 2019-05-17 | 福建龙净环保股份有限公司 | A kind of vertical electric precipitator |
| CN111744674A (en) * | 2020-07-06 | 2020-10-09 | 山东海林环保设备工程有限公司 | Novel wet-type electrostatic precipitator electrode and protection device |
| CN114570199A (en) * | 2021-08-05 | 2022-06-03 | 北京航天方达科技有限公司 | High-energy electron beam generating device |
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Application publication date: 20160928 |