CN113262880A - Industrial waste gas composite dust removal integrated device - Google Patents
Industrial waste gas composite dust removal integrated device Download PDFInfo
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- CN113262880A CN113262880A CN202110589448.1A CN202110589448A CN113262880A CN 113262880 A CN113262880 A CN 113262880A CN 202110589448 A CN202110589448 A CN 202110589448A CN 113262880 A CN113262880 A CN 113262880A
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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
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
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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
- B03C3/04—Plant or installations having external electricity supply dry type
- B03C3/09—Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces at right angles to the gas stream
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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
- B03C3/43—Ionising-electrodes radioactive
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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
- B03C3/47—Collecting-electrodes flat, e.g. plates, discs, gratings
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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
Abstract
The invention discloses an industrial waste gas composite dust removal integrated device, which comprises: a housing comprising an outer housing, an exhaust gas transfer member, and an inner housing, the exhaust gas transfer member and the inner housing disposed on the outer housing; an atomizing range extender disposed on the outer housing; the dust removal stroke-increasing piece is arranged on the shell and comprises an anode dust removal stroke-increasing piece and a cathode piece, and the anode dust removal stroke-increasing piece and the cathode piece are both arranged on the outer shell and the inner stroke-increasing shell; the flushing part is arranged on the shell and comprises a spraying flushing part and a flushing main pipe, the spraying flushing part is arranged on the outer shell and the inner extension shell, and the flushing main pipe is arranged on the spraying flushing part. The invention has the advantages of reasonable structural design, novel structural design, small space volume, small occupied area, high waste gas dust removal efficiency and high desulfurization and denitrification efficiency.
Description
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to an integrated device for compound dust removal of industrial waste gas.
Background
The wet electric dust collector is used as a dust removing device, can effectively remove liquid or solid particles with the diameter of 0.1-20 microns from waste gas, achieves the effect of purifying the waste gas, and has the advantages of simple structure, convenient operation and maintenance and high purification efficiency. But current wet-type electrostatic precipitator only can remove dust to waste gas and handle, can't carry out SOx/NOx control to waste gas and handle for must purchase simultaneously among the exhaust gas purification process and arrange SOx/NOx control treater and wet-type electrostatic precipitator, cause that exhaust gas purification investment is big, exhaust gas purification is bulky, factory building space utilizes unreasonablely, SOx/NOx control inefficiency and dust collection efficiency are unsatisfactory.
Disclosure of Invention
In order to overcome the defects, the invention provides an industrial waste gas composite dust removal integrated device, which specifically adopts the following technical scheme:
the utility model provides an industrial waste gas compound dust removal integral type device, includes:
a housing comprising an outer housing, an exhaust gas transfer member, and an inner housing, the exhaust gas transfer member and the inner housing disposed on the outer housing;
an atomizing range extender disposed on the outer housing;
the dust removal stroke-increasing piece is arranged on the shell and comprises an anode dust removal stroke-increasing piece and a cathode piece, and the anode dust removal stroke-increasing piece and the cathode piece are both arranged on the outer shell and the inner stroke-increasing shell;
the flushing part is arranged on the shell and comprises a spraying flushing part and a flushing main pipe, the spraying flushing part is arranged on the outer shell and the inner extension shell, and the flushing main pipe is arranged on the spraying flushing part;
wherein: the inner shell is embedded in the outer shell and divides the outer shell into a plurality of atomization extension pipes, the waste gas conveying piece is communicated with the atomization extension pipes, and the atomization extension pieces spray atomized desulfurization and denitrification liquid into the atomization extension pipes to be mixed with waste gas; and the mixed waste gas enters the anode dust removal range-increasing piece and the cathode piece to be subjected to dust removal treatment.
Preferably, the side wall of the outer shell is provided with an air transmission through hole, a first exhaust through hole and a first slurry discharge through hole, and the air transmission through hole, the first exhaust through hole and the first slurry discharge through hole are all close to one end face of the outer shell; a plurality of air transmission through holes are arranged, exhaust pipes are embedded in the first exhaust through holes, and one ends of the exhaust pipes extend into the outer shell; a slurry discharge pipe is embedded in the first slurry discharge through hole, and one end of the slurry discharge pipe extends into the outer shell; and an insulating gasket is arranged on the bottom surface of the outer shell.
Preferably, the exhaust gas transmission part comprises an exhaust gas transmission branch pipe, an exhaust gas transmission main pipe and an exhaust gas transmission main pipe, the exhaust gas transmission branch pipe is arranged on the outer shell, the exhaust gas transmission main pipe is arranged on the exhaust gas transmission branch pipe, and the exhaust gas transmission main pipe is arranged on the exhaust gas transmission main pipe; one ends of the waste gas conveying branch pipes are correspondingly embedded in the gas conveying through holes one by one; the waste gas transmission main pipes are respectively arranged at the other ends of the waste gas transmission branch pipes in a penetrating way; one end of the waste gas transmission main pipe is arranged on the waste gas transmission main pipe in a penetrating way.
Preferably, the inner housing includes a first suspension rod disposed on the outer housing and an inner extension shell disposed on the first suspension rod; the first suspension rod is an insulating rod, one end of the first suspension rod is arranged on the other end face of the outer shell, and the first suspension rods are distributed circumferentially around the axis of the outer shell; the inner extension shell is in a square tube shape, a second exhaust through hole and a second slurry discharge through hole are formed in the inner extension shell, the second exhaust through hole is sleeved on one end of the exhaust pipe, and the second slurry discharge through hole is sleeved on the slurry discharge pipe; one end of the inner extension shell is fixedly arranged at the other end of the first suspension rods, the diagonal length of the cross section of the inner extension shell is smaller than the inner diameter of the outer shell, and insulating blocks are filled between the four corners of the inner extension shell and the outer shell; the inner extension shell and the insulating block jointly divide the outer shell into a plurality of atomization extension tubes, and the plurality of atomization extension tubes correspond to the plurality of gas transmission through holes; the other end face of the inner extension shell is attached to the insulating gasket.
Preferably, the atomization stroke-increasing piece comprises an atomization stroke-increasing main pipe, an atomization conveying pipe, an atomization stroke-increasing branch pipe and an atomization spray head, the atomization stroke-increasing main pipe is arranged on the external shell, the atomization stroke-increasing branch pipe and the atomization stroke-increasing main pipe are both arranged on the atomization stroke-increasing main pipe, and the atomization spray head is arranged on the atomization stroke-increasing branch pipe; one end of the atomization stroke-increasing main pipe penetrates through the other end face of the outer shell and extends into the atomization stroke-increasing pipe; the multiple atomization stroke-increasing main pipes correspond to the multiple atomization stroke-increasing pipes one by one; the atomization stroke-increasing main pipe is arranged at the other ends of the plurality of atomization stroke-increasing main pipes in a penetrating manner, and one end of the atomization conveying pipe is arranged on the atomization stroke-increasing main pipe in a penetrating manner; the atomization stroke-increasing branch pipes are horizontally arranged at one end of the atomization stroke-increasing main pipe in a penetrating way, and a plurality of atomization stroke-increasing branch pipes are correspondingly arranged on a plurality of atomization stroke-increasing main pipes; the atomizing nozzles are uniformly distributed and are arranged on the atomizing range-extending branch pipes in a penetrating mode.
Preferably, the anode dust removal range-extending piece comprises a first anode dust removal range-extending piece, a second anode dust removal range-extending piece and an anode power transmission piece, and the first anode dust removal range-extending piece and the second anode dust removal range-extending piece are both arranged on the outer shell; the first anode dedusting range-increasing piece comprises a second suspension rod, a first anode fixing plate and a first anode range-increasing plate, the second suspension rod is arranged on the outer shell, the first anode fixing plate is arranged on the second suspension rod, and the first anode range-increasing plate is arranged on the first anode fixing plate; the second suspension rod is an insulating rod, and one end of the second suspension rod is arranged on the other end surface of the outer shell; one end of the first anode fixing plate is fixedly arranged at the other end of the second suspension rod, the first anode fixing plate is parallel to one side surface of the inner extension shell, and meanwhile, a first insulating material is filled between the first anode fixing plate and one side surface of the inner extension shell.
Preferably, the first anode range-extending plate is rectangular plate-shaped, and the length of the first anode range-extending plate is smaller than the width of the internal range-extending shell; one side edge of the first anode range-increasing plate is horizontally and fixedly arranged on the first anode fixing plate, and a second insulating material is filled between two end edges of the first anode range-increasing plate and the inner wall of the inner range-increasing shell; the first anode range increasing plates are longitudinally distributed at equal intervals along the first anode fixing plate.
Preferably, the second anode dedusting range-increasing part comprises a third suspension rod, a second anode fixing plate and a second anode range-increasing plate, the third suspension rod is arranged on the outer shell, the second anode fixing plate is arranged on the third suspension rod, and the second anode range-increasing plate is arranged on the second anode fixing plate; one end of the third suspension rod is arranged on the other end face of the outer shell, the structure of the second anode fixing plate is the same as that of the first anode fixing plate, one end of the second anode fixing plate is fixedly arranged on the other end of the third suspension rod, the second anode fixing plate and the first anode fixing plate are symmetrical in position, and meanwhile, the connection relation between the second anode fixing plate and the inner wall of the inner extension shell is the same as that between the first anode fixing plate and the inner wall of the inner extension shell; the second anode range-increasing plate is the same as the first anode range-increasing plate in structure, and the connection mode of the second anode range-increasing plate and the second anode fixing plate is the same as the connection mode of the first anode range-increasing plate and the first anode fixing plate; the second anode range-increasing plates and the first anode range-increasing plates are alternately distributed at intervals; the anode power transmission part comprises a first anode power transmission rod and a second anode power transmission rod, and one end of the first anode power transmission rod and one end of the second anode power transmission rod are respectively and correspondingly arranged on the first anode fixing plate and the second anode fixing plate; the other ends of the first anode transmission pole and the second anode transmission pole penetrate through the other end face of the outer shell, and the penetrating positions of the first anode transmission pole and the second anode transmission pole and the outer shell are subjected to insulation treatment; and the first anode power transmission pole and the second anode power transmission pole are respectively provided with a first line switch and a second line switch, and the other ends of the first anode power transmission pole and the second anode power transmission pole are connected with a direct-current power supply.
Preferably, the cathode member includes a cathode conductive rod disposed on the outer shell and the inner extension shell, and a corona wire disposed on the cathode conductive rod; one end of the cathode conducting rod penetrates through the outer shell and the inner extension shell and extends into the inner extension shell, and meanwhile, the cathode conducting rod is subjected to insulation treatment at the penetrating positions of the cathode conducting rod and the outer shell and the inner extension shell respectively; the distance between the two cathode conducting rods is smaller than the width of the first anode range extending plate; two ends of the corona wire are respectively fastened on the two cathode conducting rods, and a plurality of corona wires are uniformly distributed on the two cathode conducting rods; the multiple sets of cathode pieces are respectively and correspondingly positioned above the first anode range-increasing plates and the second anode range-increasing plates one by one.
Preferably, the spray flushing part comprises a flushing main pipe, a flushing branch pipe and a flushing head, the flushing main pipe is arranged on the outer shell and the inner extension shell, the flushing branch pipe is arranged on the flushing main pipe, and the flushing head is arranged on the flushing branch pipe; one end of each flushing main pipe penetrates through the outer shell and the inner extension shell and extends into the inner extension shell, two flushing main pipes are arranged, and the distance between the two flushing main pipes is the same as that between the two cathode conducting rods; two ends of the scouring branch pipe are respectively arranged on the two scouring main pipes in a penetrating way; the plurality of scouring heads are uniformly distributed and are arranged on the plurality of scouring branch pipes in a penetrating way; a plurality of sets of the spray flushing pieces are arranged between the cathode piece and the first anode range increasing plate and between the cathode piece and the second anode range increasing plate one by one; and one end of the scouring main pipe is respectively communicated with the other ends of all the scouring main pipes.
The invention at least comprises the following beneficial effects:
1) the industrial waste gas composite dust removal integrated device is reasonable in structural design, novel in structural design, small in space volume, small in occupied area, high in waste gas dust removal efficiency and high in desulfurization and denitrification efficiency;
2) the industrial waste gas composite dust removal integrated device is provided with a shell, an atomization stroke-increasing piece, a dust removal stroke-increasing piece and a flushing piece, wherein the shell comprises an outer shell and an inner shell, the inner shell is embedded in the outer shell and divides the outer shell into a plurality of atomization stroke-increasing pipes, and waste gas is fully mixed with desulfurization and denitrification liquid in the atomization stroke-increasing pipes and then enters the dust removal stroke-increasing piece; the dust removal range-increasing piece comprises a first anode dust removal range-increasing piece and a second anode dust removal range-increasing piece, the first anode dust removal range-increasing piece and the second anode dust removal range-increasing piece jointly form a turn-back waste gas flow channel, the wet electrostatic dust removal stroke and the dust removal time of waste gas in the inner shell are remarkably increased, and the waste gas dust removal efficiency and the desulfurization and denitrification efficiency are remarkably improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a front view of the integrated industrial waste gas composite dust removal device of the present invention;
FIG. 2 is a top view of the integrated industrial waste gas composite dust removal device of the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of the industrial waste gas composite dust removal integrated device of the present invention;
FIG. 4 is a side elevational view of the integrated industrial waste gas combined dust removal device of the present invention;
FIG. 5 is a front view of the section in the direction B-B in FIG. 2 of the integrated industrial waste gas composite dust removal device of the present invention;
FIG. 6 is a schematic perspective view of a cross-sectional view taken along the direction B-B in FIG. 2 of the integrated industrial waste gas composite dust removal device of the present invention;
FIG. 7 is a front view of the cross section in the direction C-C in FIG. 2 of the integrated industrial waste gas composite dust removal device of the present invention;
FIG. 8 is a schematic view of a cross-sectional three-dimensional structure in the direction C-C in FIG. 2 of the integrated industrial waste gas composite dust removal device of the present invention;
fig. 9 is a schematic view of a sectional three-dimensional structure in the direction of a-a in fig. 1 of the industrial waste gas composite dust removal integrated device of the present invention.
Wherein: 1-an outer shell, 2-an exhaust pipe, 3-a slurry discharge pipe, 4-a U-shaped pipe, 5-an insulating gasket, 6-a waste gas transmission branch pipe, 7-a waste gas transmission main pipe, 8-a waste gas transmission main pipe, 9-a first suspension rod, 10-an inner extension shell, 11-an insulating block, 12-an atomization extension pipe, 13-an atomization extension main pipe, 14-an atomization extension main pipe, 15-an atomization delivery pipe, 16-an atomizing spray head, 17-a second suspension rod, 18-a first anode fixing plate, 19-a first anode extension plate, 20-a third suspension rod, 21-a second anode fixing plate, 22-a second anode extension plate, 23-a first anode power transmission rod, 24-a second anode power transmission rod, 25-a first line switch, 26-second line switch, 27-cathode conducting rod, 28-corona wire, 29-first cathode transmission rod, 30-first circuit switch, 31-second cathode transmission rod, 32-second circuit switch, 33-scouring main pipe, 34-scouring branch pipe, 35-scouring head, 36-demister, 37-scouring main pipe and 38-atomization range-extending branch pipe.
Detailed Description
Technical solutions of the present invention will be described in detail below by way of embodiments with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto.
The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.
According to the drawings of fig. 1-9, the industrial waste gas composite dust removal integrated device comprises a shell, an atomization stroke-increasing piece, a dust removal stroke-increasing piece and a flushing piece, wherein the atomization stroke-increasing piece, the dust removal stroke-increasing piece and the flushing piece are all arranged on the shell. The shell comprises an outer shell 1, an exhaust gas transmission piece and an inner shell, wherein the exhaust gas transmission piece and the inner shell are arranged on the outer shell 1. The outer shell 1 is in a circular tube shape, two end faces of the outer shell 1 are sealed, a gas transmission through hole, a first exhaust through hole and a first exhaust through hole are formed in the side wall of the outer shell 1, and the gas transmission through hole, the first exhaust through hole and the first exhaust through hole are close to one end face of the outer shell 1. The number of the air transmission through holes is three, and the three air transmission through holes are uniformly distributed around the circumference of the outer shell 1. An exhaust pipe 2 is embedded in the first exhaust through hole, one end of the exhaust pipe 2 extends into the external shell 1, and the exhaust pipe 2 is used for exhausting purified gas. The first grout discharging through hole is internally embedded with a grout discharging pipe 3, and one end of the grout discharging pipe 3 extends into the outer shell 1. The slurry discharge pipe 3 is used for discharging slurry collected at one end of the outer casing 1. The free end of the pulp discharge pipe 3 is connected with a U-shaped pipe 4 in a through mode, and the highest point of the U-shaped pipe 4 is located below the first exhaust through hole. The U-shaped pipe 4 can control the depth of the slurry in the inner shell, namely the depth of the slurry reaches the highest point of the U-shaped pipe 4 and naturally flows out of the outer shell 1 along with the U-shaped pipe 4, so that the slurry accumulated at one end of the outer shell 1 is prevented from flowing out of the exhaust pipe 2. The bottom surface of the outer shell 1 is provided with an insulating gasket 5, and the insulating gasket 5 is used for supporting the inner shell.
The waste gas conveying part comprises a waste gas conveying branch pipe 6, a waste gas conveying main pipe 7 and a waste gas conveying main pipe 8, the waste gas conveying branch pipe 6 is arranged on the outer shell 1, the waste gas conveying main pipe 7 is arranged on the waste gas conveying branch pipe 6, and the waste gas conveying main pipe 8 is arranged on the waste gas conveying main pipe 7. The exhaust gas transmission branch pipes 6 are three, and one ends of the three exhaust gas transmission branch pipes 6 are correspondingly embedded in the three gas transmission through holes one by one. The waste gas transmission main pipe 7 is in an annular pipe shape, the waste gas transmission main pipe 7 is sleeved outside the outer shell 1, and the waste gas transmission main pipe 7 is respectively arranged at the other ends of the three waste gas transmission branch pipes 6 in a penetrating mode. One end of the waste gas transmission main pipe 8 is arranged on the waste gas transmission main pipe 7 in a penetrating way. The exhaust gas transmission main pipe 8 is used for transmitting exhaust gas into the exhaust gas transmission main pipe 7 and the exhaust gas transmission branch pipe 6.
The inner housing comprises a first suspension bar 9 and an inner extension shell 10, the first suspension bar 9 being disposed on the outer housing 1, the inner extension shell 10 being disposed on the first suspension bar 9. First suspension pole 9 is the insulator spindle, the vertical fixed setting of first suspension pole 9 one end is in on 1 another terminal surface of outside casing, first suspension pole 9 is provided with four, four first suspension pole 9 centers on 1 axis circumference evenly distributed of outside casing. The inner extension shell 10 is in a square tube shape, one end face of the inner extension shell 10 is open, the other end face of the inner extension shell is closed, a second exhaust through hole and a second pulp discharge through hole are formed in the inner extension shell 10, the second exhaust through hole is sleeved on one end of the exhaust pipe 2, and the second pulp discharge through hole is sleeved on the pulp discharge pipe 3. The sum of the length of the first suspension rod, the length of the inner extension shell 10 and the thickness of the insulating washer 5 is the same as the length of the outer housing 1. One end of the inner extension shell 10 is fixedly arranged at the other end of the four first suspension rods 9, and the axis of the inner extension shell 10 is coincided with the axis of the outer shell 1. The length of the cross-sectional angle of the inner extension shell 10 is smaller than the inner diameter of the outer shell 1, the insulating blocks 11 are filled between the four corners of the inner extension shell 10 and the outer shell 1, the insulating blocks 11 can increase the radial stability of the inner extension shell 10, and the insulating blocks 11 can insulate the inner extension shell 10 from the outer shell 1. The inner extension shell 10 and the insulating block 11 divide the outer shell 1 into four atomization extension tubes 12 together, and the three atomization extension tubes 12 correspond to the three gas transmission through holes one by one, so that the waste gas enters the three atomization extension tubes 12 through the three waste gas transmission branch tubes 6 respectively. The other end face of the inner extension shell 10 is attached to the insulating gasket 5. The insulating washer 5 and the first suspension rod 9 cooperate to support the inner extension housing 10 and the insulating washer 5 insulates the inner extension housing 10 from the outer housing 1. A demister 36 is horizontally arranged on the inner extension shell 10 above the second exhaust through hole.
The atomizing increases the journey piece and includes that the atomizing increases journey main pipe 13, the atomizing increases journey house steward 14, atomizing conveyer pipe 15, the atomizing increases journey branch pipe 38 and atomizer 16, the atomizing increases journey main pipe 13 and sets up on the outside casing 1, the atomizing increases journey branch pipe 38 with the atomizing increases journey house steward 14 and all sets up the atomizing increases journey on the main pipe 13, the atomizer sets up the atomizing increases journey branch pipe 38 is last. One end of the atomization stroke-increasing main pipe 13 penetrates through the other end face of the outer shell 1 and extends into the atomization stroke-increasing pipe 12. The atomization stroke-increasing main pipes 13 are three, and the three atomization stroke-increasing main pipes 13 correspond to the three atomization stroke-increasing pipes 12 one by one. Atomizing increases journey house steward 14 and is the annular tubulose, atomizing increases journey house steward 14 and link up the setting three on the atomizing increases journey main pipe 13 other end, 15 one ends of atomizing conveyer pipe link up the setting and are in atomizing increases journey house steward 14 is last, the 15 other ends of atomizing conveyer pipe and atomizing pump intercommunication, the atomizing pump be used for to the atomizing increases the interior desulfurization denitration liquid of carrying of journey piece. The atomization stroke-increasing branch pipes 38 are horizontally arranged at one end of the atomization stroke-increasing main pipe 13 in a penetrating mode, the atomization stroke-increasing branch pipes 38 are three, and the three atomization stroke-increasing branch pipes 38 are correspondingly arranged on the three atomization stroke-increasing main pipes 13 one by one. Fifteen atomizing spray heads are arranged, and fifteen atomizing spray heads are uniformly distributed and are arranged on the three atomizing range-extending branch pipes 38 in a penetrating manner. After entering the atomization extension pipe 12, the exhaust gas is mixed with the atomized desulfurization and denitrification liquid sprayed by the atomization nozzle to perform desulfurization and denitrification treatment on the exhaust gas and increase the humidity of the exhaust gas to prepare for subsequent dust removal treatment of the exhaust gas. The atomization stroke-extending pipe 12 can increase the mixing reaction time before the waste gas and the desulfurization and denitrification liquid enter the dedusting stroke-extending piece, so that the desulfurization and denitrification efficiency is further improved.
The dedusting range-extending piece comprises an anode dedusting range-extending piece and a cathode piece, and the anode dedusting range-extending piece and the cathode piece are both arranged on the outer shell 1 and the inner range-extending shell 10. The anode dedusting range-increasing piece comprises a first anode dedusting range-increasing piece, a second anode dedusting range-increasing piece and an anode power transmission piece, and the first anode dedusting range-increasing piece and the second anode dedusting range-increasing piece are both arranged on the outer shell 1. The first anode dedusting range-increasing component comprises a second suspension rod 17, a first anode fixing plate 18 and a first anode range-increasing plate 19, the second suspension rod 17 is arranged on the outer shell 1, the first anode fixing plate 18 is arranged on the second suspension rod 17, and the first anode range-increasing plate 19 is arranged on the first anode fixing plate 18. The second hangs the jib 17 and is the insulator spindle, the vertical fixed setting of second hangs 17 one end is in on another terminal surface of outside casing 1, second hangs the jib 17 and is provided with two. The first anode fixing plate 18 is rectangular plate-shaped, and the width of the first anode fixing plate 18 is smaller than that of the inner extension shell 10. One end of the first anode fixing plate 18 is fixedly arranged at the other end of the two second suspension rods 17, the first anode fixing plate 18 is parallel to one side surface of the inner extension shell 10, and a first insulating material is filled between the first anode fixing plate 18 and one side surface of the inner extension shell 10, so that the first anode fixing plate 18 is insulated from the inner extension shell 10. The other end of the first anode fixing plate 18 is located above the second exhaust through hole to prevent the first anode fixing plate 18 from contacting and conducting slurry gathered at the other end of the inner extension shell 10.
The first anode range-extending plate 19 is rectangular plate-shaped, the length of the first anode range-extending plate 19 is smaller than the width of the inner range-extending shell 10, and the difference between the width of the first anode range-extending plate 19 and the width of the inner range-extending shell 10 is not smaller than 20 cm. One side of the first anode range-increasing plate 19 is horizontally and fixedly arranged on the first anode fixing plate 18, and a second insulating material is filled between the two ends of the first anode range-increasing plate 19 and the inner wall of the internal range-extending shell 10, and the second insulating material can satisfy the insulation between the first anode range-increasing plate 19 and the internal range-extending shell 10, and prevent the exhaust gas from flowing between the end of the first anode range-increasing plate 19 and the internal range-extending shell 10, so that the exhaust gas can only flow between the other side of the first anode range-increasing plate 19 and the inner wall of the internal range-extending shell 10. The first anode range-increasing plate 19 is provided with three pieces, and the three pieces of the first anode range-increasing plate 19 are longitudinally distributed at equal intervals along the first anode fixing plate 18.
The second anode dedusting range-increasing component comprises a third suspension rod 20, a second anode fixing plate 21 and a second anode range-increasing plate 22, the third suspension rod 20 is arranged on the outer shell 1, the second anode fixing plate 21 is arranged on the third suspension rod 20, and the second anode range-increasing plate 22 is arranged on the second anode fixing plate 21. The third suspension rod 20 has the same structure as the second suspension rod 17, one end of the third suspension rod 20 is vertically and fixedly arranged on the other end surface of the outer shell 1, and two third suspension rods 20 are provided. The structure of the second anode fixing plate 21 is the same as that of the first anode fixing plate 18, one end of the second anode fixing plate 21 is fixedly arranged at the other end of the third suspension rod 20, the second anode fixing plate 21 is symmetrical to the first anode fixing plate 18, and the connection relationship between the second anode fixing plate 21 and the inner wall of the inner extension shell 10 is the same as that between the first anode fixing plate 18 and the inner wall of the inner extension shell 10. The second anode range-increasing plate 22 has the same structure as the first anode range-increasing plate 19, and the connection mode of the second anode range-increasing plate 22 and the second anode fixing plate 21 is the same as the connection mode of the first anode range-increasing plate 19 and the first anode fixing plate 18. The second anode range-increasing plate 22 is provided with three pieces, and the three pieces of the second anode range-increasing plate 22 and the three pieces of the first anode range-increasing plate 19 are alternately distributed at intervals. Finally, the flow stroke of the waste gas in the internal extension shell 10 is increased, and the wet electrostatic dust collection efficiency is improved. The anode power transmission member includes a first anode power transmission rod 23 and a second anode power transmission rod 24, and one ends of the first anode power transmission rod 23 and the second anode power transmission rod 24 are respectively and correspondingly disposed on the first anode fixing plate 18 and the second anode fixing plate 21. The other ends of the first anode transmission pole 23 and the second anode transmission pole 24 penetrate the other end surface of the outer casing 1, and the penetration of the first anode transmission pole 23 and the second anode transmission pole 24 with the outer casing 1 is insulated so that the first anode transmission pole 23 and the second anode transmission pole 24 are insulated from the outer casing 1. The first anode transmission pole 23 and the second anode transmission pole 24 are provided with a first line switch 25 and a second line switch 26, respectively, and the other ends of the first anode transmission pole 23 and the second anode transmission pole 24 are connected to a direct current power supply. The first anode transmission pole 23 and the second anode transmission pole 24 are connected in parallel to each other to the dc power supply.
The cathode member comprises a cathode conducting rod 27 and a corona wire 28, the cathode conducting rod 27 is arranged on the outer shell 1 and the inner extension shell 10, and the corona wire 28 is arranged on the cathode conducting rod 27. One end of the cathode conductive rod 27 penetrates through the outer shell 1 and the inner extension shell 10 and extends into the inner extension shell 10, and meanwhile, the cathode conductive rod 27 is subjected to insulation treatment at the penetrating positions of the outer shell 1 and the inner extension shell 10 respectively. The number of the cathode conducting rods 27 is two, the two cathode conducting rods 27 are horizontally distributed, and the distance between the two cathode conducting rods 27 is smaller than the width of the first anode range-increasing plate 19, so that the scouring liquid flowing downwards vertically from the first anode range-increasing plate 19 is prevented from directly flowing to the cathode conducting rods 27 and the corona wire 28 to cause creepage short circuit. Two ends of the corona wire 28 are respectively fastened on the two cathode conducting rods 27 through screws, ten corona wires 28 are arranged, and the ten corona wires 28 are uniformly distributed on the two cathode conducting rods 27. The cathode piece is provided with six sets, and the six sets of cathode pieces are respectively and correspondingly located above the three first anode range-increasing plates 19 and the three second anode range-increasing plates 22 one by one. Wherein the other ends of the cathode conducting rods 27 of the three sets of cathode members above the first anode range increasing plate 19 are all communicated with one end of a first cathode power transmission rod 29, a first circuit switch 30 is arranged on the first cathode power transmission rod 29, and the other end of the first cathode power transmission rod 29 is connected with the direct current power supply to transmit negative electricity to the cathode members through the direct current power supply. The other ends of the cathode conducting rods 27 of the three sets of cathode members above the second anode range increasing plate 22 are all communicated with one end of a second cathode power transmission rod 31, a second circuit switch 32 is arranged on the second cathode power transmission rod 31, the other end of the second cathode power transmission rod 31 is also connected with the direct current power supply, negative electricity is transmitted to the cathode members through the direct current power supply, and the first anode range increasing plate 19 and the cathode members above the second anode range increasing plate are in parallel circuit with each other. The electrified number of the cathode pieces can be automatically adjusted according to the requirement by controlling the opening and closing of the first circuit switch 30 and the second circuit switch 32, so that the waste gas purification cost is saved.
The flushing part comprises a spraying flushing part and a flushing main pipe 37, the spraying flushing part is arranged on the outer shell 1 and the inner extension shell 10, and the flushing main pipe 37 is arranged on the spraying flushing part. The spray flushing part comprises a flushing main pipe 33, a flushing branch pipe 34 and a flushing head 35, wherein the flushing main pipe 33 is arranged on the outer shell 1 and the inner extension shell 10, the flushing branch pipe 34 is arranged on the flushing main pipe 33, and the flushing head 35 is arranged on the flushing branch pipe 34. One end of the flushing main pipe 33 penetrates through the outer shell 1 and the inner extension shell 10 and extends into the inner extension shell 10, meanwhile, the flushing main pipe 33 is subjected to insulation treatment at the penetrating positions of the outer shell 1 and the inner extension shell 10, and the flushing main pipe 33 is located between the cathode piece and the first anode extension plate 19. The distance between the two scouring main pipes 33 is the same as that between the two cathode conducting rods 27, so that the scouring liquid flowing down vertically on the first anode range-increasing plate 19 and the second anode range-increasing plate 22 is prevented from directly flowing to the scouring main pipes 33 to cause creepage short circuit. The two ends of the scouring branch pipes 34 are respectively arranged on the two scouring main pipes 33 in a penetrating way, five scouring branch pipes 34 are arranged, and the five scouring branch pipes 34 are uniformly distributed on the scouring main pipes 33. Thirty flushing heads 35 are arranged, and thirty flushing heads 35 are uniformly distributed and are arranged on five flushing branch pipes 34 in a penetrating manner. Enabling the brush head 35 to spray a scouring fluid directly against the cathode member, the first anode range plate 19 and the second anode range plate 22 to scour adhered particles. The spraying flushing parts are provided with twelve sets, and the twelve sets of spraying flushing parts are correspondingly arranged between the cathode part and the first anode range-increasing plate 19 and between the cathode part and the second anode range-increasing plate 22 one by one. One end of the scouring main pipe 37 is respectively communicated with the other ends of all the scouring main pipes 33, and the other end of the scouring main pipe 37 is communicated with a scouring pump. The scouring pump can convey scouring liquid into the scouring member, and the scouring liquid can be desulfurization and denitrification liquid, water or other scouring liquid.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. The utility model provides a compound dust removal integral type device of industrial waste gas which characterized in that includes:
a housing comprising an outer housing, an exhaust gas transfer member, and an inner housing, the exhaust gas transfer member and the inner housing disposed on the outer housing;
an atomizing range extender disposed on the outer housing;
the dust removal stroke-increasing piece is arranged on the shell and comprises an anode dust removal stroke-increasing piece and a cathode piece, and the anode dust removal stroke-increasing piece and the cathode piece are both arranged on the outer shell and the inner stroke-increasing shell;
the flushing part is arranged on the shell and comprises a spraying flushing part and a flushing main pipe, the spraying flushing part is arranged on the outer shell and the inner extension shell, and the flushing main pipe is arranged on the spraying flushing part;
wherein: the inner shell is embedded in the outer shell and divides the outer shell into a plurality of atomization extension pipes, the waste gas conveying piece is communicated with the atomization extension pipes, and the atomization extension pieces spray atomized desulfurization and denitrification liquid into the atomization extension pipes to be mixed with waste gas; and the mixed waste gas enters the anode dust removal range-increasing piece and the cathode piece to be subjected to dust removal treatment.
2. The industrial waste gas composite dust removal integrated device as claimed in claim 1, wherein a gas transmission through hole, a first exhaust through hole and a first slurry discharge through hole are formed in the side wall of the outer shell, and the gas transmission through hole, the first exhaust through hole and the first slurry discharge through hole are all close to one end face of the outer shell; a plurality of air transmission through holes are arranged, exhaust pipes are embedded in the first exhaust through holes, and one ends of the exhaust pipes extend into the outer shell; a slurry discharge pipe is embedded in the first slurry discharge through hole, and one end of the slurry discharge pipe extends into the outer shell; and an insulating gasket is arranged on the bottom surface of the outer shell.
3. The industrial waste gas composite dust removal integrated device according to claim 1 or 2, wherein the waste gas conveying part comprises a waste gas conveying branch pipe, a waste gas conveying main pipe and a waste gas conveying main pipe, the waste gas conveying branch pipe is arranged on the outer shell, the waste gas conveying main pipe is arranged on the waste gas conveying branch pipe, and the waste gas conveying main pipe is arranged on the waste gas conveying main pipe; one ends of the waste gas conveying branch pipes are correspondingly embedded in the gas conveying through holes one by one; the waste gas transmission main pipes are respectively arranged at the other ends of the waste gas transmission branch pipes in a penetrating way; one end of the waste gas transmission main pipe is arranged on the waste gas transmission main pipe in a penetrating way.
4. The integrated industrial waste gas composite dust removal device according to claim 2, wherein the inner housing comprises a first suspension rod and an inner extension shell, the first suspension rod is arranged on the outer housing, and the inner extension shell is arranged on the first suspension rod; the first suspension rod is an insulating rod, one end of the first suspension rod is arranged on the other end face of the outer shell, and the first suspension rods are distributed circumferentially around the axis of the outer shell; the inner extension shell is in a square tube shape, a second exhaust through hole and a second slurry discharge through hole are formed in the inner extension shell, the second exhaust through hole is sleeved on one end of the exhaust pipe, and the second slurry discharge through hole is sleeved on the slurry discharge pipe; one end of the inner extension shell is fixedly arranged at the other end of the first suspension rods, the diagonal length of the cross section of the inner extension shell is smaller than the inner diameter of the outer shell, and insulating blocks are filled between the four corners of the inner extension shell and the outer shell; the inner extension shell and the insulating block jointly divide the outer shell into a plurality of atomization extension tubes, and the plurality of atomization extension tubes correspond to the plurality of gas transmission through holes; the other end face of the inner extension shell is attached to the insulating gasket.
5. The industrial waste gas composite dedusting integrated device according to claim 1 or 2, wherein the atomization stroke-increasing piece comprises an atomization stroke-increasing main pipe, an atomization conveying pipe, an atomization stroke-increasing branch pipe and an atomization spray head, the atomization stroke-increasing main pipe is arranged on the outer shell, the atomization stroke-increasing branch pipe and the atomization stroke-increasing main pipe are both arranged on the atomization stroke-increasing main pipe, and the atomization spray head is arranged on the atomization stroke-increasing branch pipe; one end of the atomization stroke-increasing main pipe penetrates through the other end face of the outer shell and extends into the atomization stroke-increasing pipe; the multiple atomization stroke-increasing main pipes correspond to the multiple atomization stroke-increasing pipes one by one; the atomization stroke-increasing main pipe is arranged at the other ends of the plurality of atomization stroke-increasing main pipes in a penetrating manner, and one end of the atomization conveying pipe is arranged on the atomization stroke-increasing main pipe in a penetrating manner; the atomization stroke-increasing branch pipes are horizontally arranged at one end of the atomization stroke-increasing main pipe in a penetrating way, and a plurality of atomization stroke-increasing branch pipes are correspondingly arranged on a plurality of atomization stroke-increasing main pipes; the atomizing nozzles are uniformly distributed and are arranged on the atomizing range-extending branch pipes in a penetrating mode.
6. The industrial waste gas composite dedusting integrated device according to claim 1 or 2, wherein the anode dedusting range-increasing piece comprises a first anode dedusting range-increasing piece, a second anode dedusting range-increasing piece and an anode power transmission piece, and the first anode dedusting range-increasing piece and the second anode dedusting range-increasing piece are both arranged on the outer shell; the first anode dedusting range-increasing piece comprises a second suspension rod, a first anode fixing plate and a first anode range-increasing plate, the second suspension rod is arranged on the outer shell, the first anode fixing plate is arranged on the second suspension rod, and the first anode range-increasing plate is arranged on the first anode fixing plate; the second suspension rod is an insulating rod, and one end of the second suspension rod is arranged on the other end surface of the outer shell; one end of the first anode fixing plate is fixedly arranged at the other end of the second suspension rod, the first anode fixing plate is parallel to one side surface of the inner extension shell, and meanwhile, a first insulating material is filled between the first anode fixing plate and one side surface of the inner extension shell.
7. The industrial waste gas composite dust removal integrated device according to claim 6, wherein the first anode range-extending plate is rectangular plate-shaped, and the length of the first anode range-extending plate is smaller than the width of the inner range-extending shell; one side edge of the first anode range-increasing plate is horizontally and fixedly arranged on the first anode fixing plate, and a second insulating material is filled between two end edges of the first anode range-increasing plate and the inner wall of the inner range-increasing shell; the first anode range increasing plates are longitudinally distributed at equal intervals along the first anode fixing plate.
8. The integrated industrial waste gas composite dedusting device according to claim 6, wherein the second anode dedusting range extender comprises a third suspension rod, a second anode fixing plate and a second anode range extender plate, the third suspension rod is arranged on the outer shell, the second anode fixing plate is arranged on the third suspension rod, and the second anode range extender plate is arranged on the second anode fixing plate; one end of the third suspension rod is arranged on the other end face of the outer shell, the structure of the second anode fixing plate is the same as that of the first anode fixing plate, one end of the second anode fixing plate is fixedly arranged on the other end of the third suspension rod, the second anode fixing plate and the first anode fixing plate are symmetrical in position, and meanwhile, the connection relation between the second anode fixing plate and the inner wall of the inner extension shell is the same as that between the first anode fixing plate and the inner wall of the inner extension shell; the second anode range-increasing plate is the same as the first anode range-increasing plate in structure, and the connection mode of the second anode range-increasing plate and the second anode fixing plate is the same as the connection mode of the first anode range-increasing plate and the first anode fixing plate; the second anode range-increasing plates and the first anode range-increasing plates are alternately distributed at intervals; the anode power transmission part comprises a first anode power transmission rod and a second anode power transmission rod, and one end of the first anode power transmission rod and one end of the second anode power transmission rod are respectively and correspondingly arranged on the first anode fixing plate and the second anode fixing plate; the other ends of the first anode transmission pole and the second anode transmission pole penetrate through the other end face of the outer shell, and the penetrating positions of the first anode transmission pole and the second anode transmission pole and the outer shell are subjected to insulation treatment; and the first anode power transmission pole and the second anode power transmission pole are respectively provided with a first line switch and a second line switch, and the other ends of the first anode power transmission pole and the second anode power transmission pole are connected with a direct-current power supply.
9. The integrated industrial waste gas composite dust removal device according to claim 8, wherein the cathode piece comprises a cathode conducting rod and a corona wire, the cathode conducting rod is arranged on the outer shell and the inner extension shell, and the corona wire is arranged on the cathode conducting rod; one end of the cathode conducting rod penetrates through the outer shell and the inner extension shell and extends into the inner extension shell, and meanwhile, the cathode conducting rod is subjected to insulation treatment at the penetrating positions of the cathode conducting rod and the outer shell and the inner extension shell respectively; the distance between the two cathode conducting rods is smaller than the width of the first anode range extending plate; two ends of the corona wire are respectively fastened on the two cathode conducting rods, and a plurality of corona wires are uniformly distributed on the two cathode conducting rods; the multiple sets of cathode pieces are respectively and correspondingly positioned above the first anode range-increasing plates and the second anode range-increasing plates one by one.
10. The industrial waste gas composite dust removal integrated device according to claim 8, wherein the spray flushing part comprises a flushing main pipe, a flushing branch pipe and a flushing head, the flushing main pipe is arranged on the outer shell and the inner extension shell, the flushing branch pipe is arranged on the flushing main pipe, and the flushing head is arranged on the flushing branch pipe; one end of each flushing main pipe penetrates through the outer shell and the inner extension shell and extends into the inner extension shell, two flushing main pipes are arranged, and the distance between the two flushing main pipes is the same as that between the two cathode conducting rods; two ends of the scouring branch pipe are respectively arranged on the two scouring main pipes in a penetrating way; the plurality of scouring heads are uniformly distributed and are arranged on the plurality of scouring branch pipes in a penetrating way; a plurality of sets of the spray flushing pieces are arranged between the cathode piece and the first anode range increasing plate and between the cathode piece and the second anode range increasing plate one by one; and one end of the scouring main pipe is respectively communicated with the other ends of all the scouring main pipes.
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