CN112090593B - Explosion-proof high-voltage electrostatic dust collector - Google Patents
Explosion-proof high-voltage electrostatic dust collector Download PDFInfo
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- CN112090593B CN112090593B CN202010918138.5A CN202010918138A CN112090593B CN 112090593 B CN112090593 B CN 112090593B CN 202010918138 A CN202010918138 A CN 202010918138A CN 112090593 B CN112090593 B CN 112090593B
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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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
- B03C3/47—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
- B03C3/66—Applications of electricity supply techniques
- B03C3/68—Control systems therefor
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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
- B03C3/76—Cleaning the electrodes by using a mechanical vibrator, e.g. rapping gear ; by using impact
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention discloses an explosion-proof high-voltage electrostatic dust collector which comprises a dust collection box body, wherein the outer side wall of the bottom of the dust collection box body is fixedly connected with an air inlet, an electrostatic dust collection mechanism is fixedly arranged in the dust collection box body, the bottom of the dust collection box body is fixedly and communicated with a dust collection hopper, the bottom of the dust collection hopper is fixedly and communicated with a dust collection box, the outer side wall of the upper end of the dust collection box is fixedly connected with an anti-static hose, the other end of the anti-static hose is connected with an explosion-proof air blower arranged in a fan box, the fan box is fixedly connected to the top of a tool box, and the fan box and the tool box are both fixedly connected to one side of the dust collection box and one side of the dust collection hopper. The invention has the advantages of simple structure, convenient maintenance, good dust removal and cleaning effect, prolonged service life and safe use, and is mainly used for purifying and adsorbing dust particles in the air.
Description
Technical Field
The invention relates to the technical field of dust removal devices, in particular to an explosion-proof high-voltage electrostatic dust collector.
Background
In some industry and trade industries, a large amount of dust substances are accompanied in the production process of some products, the dust substances seriously affect the health of production operators, therefore, in a multi-dust production factory, most of the dust is removed by air through a dust remover, but certain electrostatic friction exists between dust particles and between dust and the inner wall of an equipment structure in the dust collection process of the existing dust remover, if the dust concentration of the equipment structure reaches the lower limit of explosion concentration of explosion-related dust, the interior of the body is exploded, and explosion shock waves can hurt people or other facilities; the spark that produces when exploding has the risk that probably arouses the secondary explosion to after the long-time work of dust remover, the dust particle gathers can cause the jam of parts such as equipment internal pipeline, leads to dust removal effect poor, equipment life uses and shortens.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the explosion-proof high-voltage electrostatic dust collector which has the advantages of simple structure, convenience in maintenance and repair, good dust removal and cleaning effects, prolonged service life and safety in use.
The technical scheme adopted by the invention for realizing the purpose is as follows: an explosion-proof high-voltage electrostatic dust collector comprises a dust collection box body, wherein the outer side wall of the bottom of the dust collection box body is fixedly connected with an air inlet for allowing dust air to be purified to enter the dust collection box body, an electrostatic dust collection mechanism for adsorbing and purifying dust is fixedly arranged in the dust collection box body, the electrostatic dust collection mechanism comprises two groups of mutually symmetrical slot boards, a plurality of dust collection boards, a plurality of negative plates and a cathode corona wire arranged opposite to the negative plates, the slot boards are fixedly connected onto the opposite side walls in the dust collection box body, a plurality of groups of first slots for installing the dust collection boards are respectively arranged on the opposite surfaces of the slot boards, two slots for installing the negative plates are respectively arranged on the slot boards between every two adjacent groups of the first slots, and the edges of the two sides of the dust collection boards are respectively connected in the first slots which are oppositely arranged in a plugging manner, the two side edges of the negative plate are respectively fixedly connected with insulating strips, the lower ends of the insulating strips extend out of the lower end edge of the negative plate, the cathode corona wire is fixedly connected between the lower ends of the insulating strips, two groups of insulating strips are respectively connected in a splicing manner in the two oppositely arranged slots, the dust collecting plate and the negative plate are arranged in a mutually staggered and parallel manner, the bottom of the dust collecting box body is fixedly and communicated with a dust collecting hopper, the bottom of the dust collecting hopper is fixedly and communicated with a dust collecting box for collecting dust, the outer side wall of the upper end of the dust collecting box is fixedly connected with an anti-static hose for pumping air, the other end of the anti-static hose is connected with an anti-explosion blower arranged in the fan box, the fan box is fixedly connected to the top of the tool box, the fan box and the tool box are both fixedly connected to one side of the dust collecting box and the dust collecting hopper, and the anti-explosion blower is fixedly arranged in the fan box, and one end of the explosion-proof blower is fixedly connected with an air outlet pipe, the other end of the air outlet pipe penetrates out of the fan box and is arranged at the upper end of the fan box, and the other side of the dust box and the dust hopper is fixedly connected with a water storage tank.
The improved water storage tank is characterized in that an installation block is fixedly connected to the upper end of the water storage tank, a driving motor is fixedly connected to the upper end of the installation block, a first rotary disc and a second rotary disc are fixedly connected to the motor shaft of the driving motor respectively, the first rotary disc is connected in an installation cover in a rotating mode, one end of the installation cover is fixedly connected to the side wall of the dust removal tank and communicated with the dust removal tank, a first eccentric pin shaft is fixedly connected to the side edge of the first rotary disc, and the first eccentric pin shaft is matched with a transverse sliding groove formed in the outer surface of the slot plate and used for driving the slot plate to move up and down in a bumping mode.
The dust removal incasement of electrostatic precipitator mechanism top is provided with a plurality of water pipes that are parallel to each other, a plurality of shower heads of water pipe lower extreme lateral wall fixedly connected with, just water pipe one end fixed connection in the water main lateral wall, water main middle part fixedly connected with switching pipe, switching pipe periphery fixedly connected with rolling bearing, the rolling bearing gomphosis is installed dust removal case lateral wall is located fixedly connected with gear on the inboard switching pipe of dust removal box, the relative fixedly connected with rack in slotted plate upper end, the rack with gear engagement connects.
The water pipe is connected with the raceway, the raceway lateral wall is connected with the piston cylinder through the connecting pipe, swing joint has the piston in the piston cylinder, piston one end fixedly connected with piston rod, the piston rod other end is worn out hinged joint has the movable rod behind the piston cylinder, the movable rod rotates to be connected on eccentric round pin axle No. two, eccentric round pin axle fixed connection is at third carousel side edge No. two, the third carousel rotates to be connected installation piece one side, just the third carousel with second carousel transmission is connected, is located there are No. one-way valve and No. two check valves fixed mounting respectively on the raceway of connecting pipe both sides, and the raceway lower extreme penetrates to set up and is located bottom the storage water tank the shower that the dust removal box inside fixedly connected with a plurality of groups level parallel arrangement of electrostatic precipitator mechanism top, respectively fixed mounting has the shower head that the even interval of multiunit set up on the lateral wall of shower lower extreme for spray clear water, shower one end intercommunication is provided with the water main pipe, the main pipe intercommunication is provided with the raceway, the raceway other end sets up in the toolbox, and with the clear water of the clean water of toolbox bottom is connected for the transport immersible pump.
The top end of the dust removal box body is fixedly connected with a flameless explosion venting device for preventing impact waves and sparks generated when the dust removal box body explodes from injuring personnel and other equipment.
The flameless explosion venting device comprises an explosion venting sheet and a protection device, the explosion venting sheet is connected with the top of the dust removal box body, and the protection device is arranged on the periphery of the explosion venting sheet and used for preventing shock waves and flames generated by explosion from hurting people or other equipment.
The outer side wall of the dust removal box body is fixedly connected with a single chip microcomputer, a driving motor and a transformer, the outer side wall of the fan box body is fixedly connected with an explosion-proof electromagnetic switch, the input end of the single chip microcomputer is electrically connected with the output end of an external power supply, the output end of the single chip microcomputer is respectively and electrically connected with the driving motor, the transformer and the explosion-proof electromagnetic switch, the single chip microcomputer is used for controlling the on-off of the driving motor, the transformer and the explosion-proof electromagnetic switch, the output end of the transformer is respectively and electrically connected with one end of a cathode plate and one end of a cathode corona wire and is used for ionizing dust in air, and the output end of the explosion-proof electromagnetic switch is electrically connected with the explosion-proof air blower and is used for controlling the working state of the explosion-proof air blower.
Still set up the access hole that is used for the dust removal case to maintain the maintenance usefulness on the dust removal box lateral wall, access hole outside edge is through a plurality of nut fixedly connected with closing plates.
The pressure difference device comprises two pressure sensors and a pressure difference meter, the two pressure sensors are fixedly installed in the air inlet and the air outlet pipe respectively, the two pressure sensors are connected with the pressure difference meter respectively, the pressure sensors are used for detecting the pressure of the air inlet and the air outlet pipe, and transmitting a detection result to the pressure difference meter, and the pressure difference meter is arranged on the left side wall of the fan box.
The dust collection box and the bottom end of the tool box are fixedly connected to the movable frame, the bottom of the movable frame is fixedly connected with wheels for moving the device, and the edge of the upper end of the tool box is fixedly connected with a hand push rod facilitating the movement of the pushing device.
The invention has the beneficial effects that: the dust collecting plate and the electrode plate are fixedly installed through the slot plate, so that the dust collecting plate and the electrode plate are convenient to disassemble and assemble during later maintenance and repair, the arranged pressure difference device can detect the working condition of equipment in real time, and the dust removing effect and the service life of the equipment are effectively improved; the flame-free explosion venting device is added, so that the equipment is not limited by the interval limit value, the operation is more flexible and convenient, the operation efficiency is higher, the life safety of personnel in the operation area is ensured, and the property loss caused by other reasons of a company is avoided; through being connected of shower head and storage water tank, can adopt high-voltage electrostatic adsorption device cooperation spray set combined action, adsorb the dust through the water smoke, form the liquid film simultaneously under high-voltage electrostatic adsorption device's effect, the liquid film flows to the bottom of outer box under the effect of gravity at last, and clean air just is discharged from outer box top, and is clean effectual. The same driving motor is adopted to vibrate the dust collecting plate to remove the dust adsorbed on the dust collecting plate; meanwhile, the dust adsorbed on the dust collecting plate can be removed in an intermittent rotating water spraying mode. The two modes are combined, and compared with a fixed water spraying mode, the cleaning effect is better.
Drawings
FIG. 1 is a front perspective view of the present invention;
FIG. 2 is a rear perspective view of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a schematic diagram of a detailed structure of the portion A1 in FIG. 3;
FIG. 5 is a schematic view of a detailed structure of the portion A2 in FIG. 3;
FIG. 6 is a schematic view of a cross-sectional connection structure of a piston cylinder according to the present invention;
FIG. 7 is a schematic view of a socket board connection structure according to the present invention;
fig. 8 is a schematic structural view of the electrostatic precipitation mechanism of the present invention.
In the figure: the device comprises a dust removal box body 1, an air inlet 2, a slot plate 3, a dust collection plate 4, a cathode plate 5, a cathode corona wire 6, a first slot 7, a second slot 8, an insulating strip 9, a dust collection hopper 10, a dust collection box 11, an antistatic hose 12, a fan box 13, an explosion-proof blower 14, a tool box 15, an air outlet pipe 16, a branch water pipe 17, a shower head 18, a total water pipe 19, a switching pipe 20, a check valve 21 and a second check valve 22, a flameless explosion-proof device 22, a single-chip microcomputer 23, a transformer 25, an explosion-proof electromagnetic switch 26, an access hole 27, a differential pressure gauge 28, a movable frame 29, a hand push rod 30, a water storage tank 31, a mounting block 32, a driving motor 33, a first rotary disc 34, a second rotary disc 35, a mounting cover 36, an eccentric pin shaft 37, a transverse sliding slot 38, a rotary bearing 39, a gear 40 gear, a rack 41, a 42 pipe, a water pipe 43, a soft water pipe, a piston cylinder 44, a piston rod 46, a movable rod 47 movable rod, a second eccentric pin shaft 48, a third rotary disc 49 and a one-way valve 50.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example one
Referring to fig. 1-8, an explosion-proof high-voltage electrostatic precipitator comprises a dust-collecting box 1, an air inlet 2 for allowing dust air to be purified to enter the dust-collecting box 1 is fixedly connected to the outer side wall of the bottom of the dust-collecting box 1, an electrostatic precipitation mechanism for adsorbing and purifying dust is fixedly installed in the dust-collecting box 1, the electrostatic precipitation mechanism comprises two sets of slot plates 3 which are symmetrical with each other, a plurality of dust-collecting plates 4, a plurality of cathode plates 5 and cathode corona wires 6 which are arranged opposite to the cathode plates 5, the slot plates 3 are fixedly connected to opposite side walls in the dust-collecting box 1, a plurality of first slots 7 for installing the dust-collecting plates 4 are respectively arranged on opposite surfaces of the slot plates 3, a second slot 8 for installing the cathode plates 5 is respectively arranged on the slot plate 3 between every two adjacent sets of the first slots 7, the slot plates 3 penetrate through the tops of the first slots 7 and the second slots 8, so as to be convenient for the fixed installation of the dust collecting plate 4 and the cathode plate 5, the two side edges of the dust collecting plate 4 are respectively spliced and connected in a first slot 7 which is oppositely arranged, the two side edges of the cathode plate 5 are respectively and fixedly connected with an insulating strip 9, the lower end of the insulating strip 9 extends out of the lower end edge of the cathode plate 5, a cathode corona wire 6 is fixedly connected between the lower ends of the insulating strips 9, two groups of insulating strips 9 are respectively spliced and connected in a second slot 8 which is oppositely arranged, the dust collecting plate 4 and the cathode plate 5 are mutually staggered and arranged in parallel, the bottom of the dust collecting box body 1 is fixedly and communicated with a dust collecting hopper 10, the bottom of the dust collecting hopper 10 is fixedly and communicated with a dust collecting box 11 for collecting dust, the outer side wall of the upper end of the dust collecting box is fixedly connected with an anti-static hose 12 for pumping air, the other end of the anti-static hose 12 is connected with an anti-explosion blower 14 which is arranged in the fan box 13, the fan box 13 is fixedly connected at the top of a tool box 15, the dust collection box 13 and the tool box 15 are both fixedly connected to one side of the dust collection box 11 and one side of the dust collection hopper 10, the explosion-proof blower 14 is fixedly installed in the dust collection box 13, one end of the explosion-proof blower 14 is fixedly connected with an air outlet pipe 16, the other end of the air outlet pipe 16 penetrates out of the dust collection box 13 and is arranged at the upper end of the dust collection box 13, and a water storage tank is fixedly connected to the other side of the dust collection box 11 and the other side of the dust collection hopper 10.
In the invention, the slot plate 3 is made of insulating antistatic material.
Still set up the access hole 27 that is used for the dust removal case to maintain the maintenance usefulness on the dust removal box 1 lateral wall, access hole 27 outside edge is through a plurality of nut fixedly connected with closing plate.
The dust collection box 11 and the bottom end of the tool box 15 are fixedly connected to a movable frame 29, the bottom of the movable frame 29 is fixedly connected with wheels for moving the device, and the edge of the upper end of the tool box 15 is fixedly connected with a hand push rod 30 for facilitating the movement of the pushing device.
Be provided with a plurality of water pipes 17 that are parallel to each other in the dust removal case of electrostatic precipitator mechanism top, a plurality of shower heads 18 of water pipe 17 lower extreme lateral wall fixedly connected with, and 17 one end fixed connection of water pipe is at water main 19 lateral walls, water main 19 middle part fixedly connected with adapter tube 20, adapter tube 20 periphery fixedly connected with rolling bearing 39, rolling bearing 39 gomphosis is installed at the 1 lateral wall of dust removal box, be located fixedly connected with gear 40 on the adapter tube 20 of dust removal box 1 inboard, the 3 relative fixedly connected with racks 41 in upper end of slot plate, racks 41 are connected with the meshing of gear 40.
The end of the adapter tube 20 positioned outside the dust removing box body 1 is fixedly connected with a soft water tube 42, the other end of the soft water tube 42 is connected with a water delivery tube 43, the side wall of the water delivery tube 43 is connected with a piston cylinder 44 through a connecting tube, a piston 45 is movably connected in the piston cylinder 44, one end of the piston 45 is fixedly connected with a piston rod 46, the other end of the piston rod 46 penetrates out of the piston cylinder 44 and is hinged with a movable rod 47, the movable rod 47 is rotatably connected on a second eccentric pin shaft 48, the second eccentric pin shaft 48 is fixedly connected on the side edge of a third turntable 49, the third turntable 49 is rotatably connected on one side of the mounting block 32, the third turntable 49 is in transmission connection with a second turntable 35, a first check valve 50 and a second check valve 21 are respectively and fixedly mounted on the water delivery tubes 43 positioned on the two sides of the connecting tube, and the lower end of the water pipe 43 is arranged at the bottom of the water storage tank 31 in a penetrating manner, when the water spraying device is used, the piston rod 46 drives the piston 45 to move in the piston cylinder 44 through the movable rod 47 on the third turntable 49, when the piston 45 moves rightwards, the first check valve 50 is in an open state under the action of air pressure, the second check valve 21 is in a sealed state, water in the water storage tank 31 is further sucked into the piston cylinder 44, when the movable rod 47 moves leftwards, the piston 45 is driven to extrude the water in the piston cylinder 44, at the moment, under the action of water pressure, the first check valve 50 is in a closed state, the second check valve 21 is in an open state, the water is further conveyed into the spray head 18, and intermittent water spraying is realized according to the reciprocating motion of the piston 45.
The top end of the dust removal box body 1 is fixedly connected with a flameless explosion venting device 22 for preventing shock waves and sparks generated when the dust removal box body 1 explodes from injuring personnel and other equipment, reducing the risk of secondary explosion and improving the safety of equipment.
The flameless explosion venting device 22 comprises an explosion venting sheet and a protection device, the explosion venting sheet is connected with the top of the dust removal box body 1, and the protection device is arranged around the explosion venting sheet and used for preventing shock waves and flames generated by explosion from hurting people or other equipment.
The outer side wall of the dust removal box body 1 is fixedly connected with a single chip microcomputer 23, a driving motor 33, a transformer 25, the outer side wall of the fan box 13 is fixedly connected with an explosion-proof electromagnetic switch 26, the input end of the single chip microcomputer 23 is electrically connected with the output end of an external power supply, the output end of the single chip microcomputer 23 is respectively electrically connected with the driving motor 33, the transformer 25 and the explosion-proof electromagnetic switch 26, the single chip microcomputer 23 is used for controlling the driving motor 33, the transformer 25 and the explosion-proof electromagnetic switch 26 to be opened and closed, the output end of the transformer 25 is respectively electrically connected with the cathode plate 5 and one end of the cathode corona wire 6 to be used for ionizing dust in air, and the output end of the explosion-proof electromagnetic switch 26 is electrically connected with the explosion-proof air blower 14 to be used for controlling the working state of the explosion-proof air blower 14.
The air pressure difference detection device comprises two pressure sensors and a pressure difference meter 28, the two pressure sensors are fixedly installed in the air inlet 2 and the air outlet pipe 16 respectively, the two pressure sensors are connected with the pressure difference meter 28 respectively, the pressure sensors are used for detecting the pressure of the air inlet 2 and the air outlet pipe 16, the detection result is transmitted to the pressure difference meter 28, the pressure difference meter 28 can be displayed in a certain form, the pressure difference meter 28 is arranged on the left side wall of the fan box 13, observation is facilitated, the air pressure difference during operation of the equipment can be regularly checked through the pressure difference detection device, whether the air inlet 2, the anti-static hose 12, the anti-explosion air blower 14 and other equipment are damaged or blocked or not can be timely found, and the dust removal effect and the service life of the equipment are effectively improved.
The working principle of the invention is as follows: when the dust collector is used, under the suction force of the explosion-proof blower 14, waste gas enters the dust collection box body 1 from the air inlet 2, the waste gas passes through the cathode corona wire 6 and the cathode plate 5 between the dust collection plates 4, dust in the waste gas is ionized through an electric field formed by the cathode corona wire 6 and the cathode plate 5, the ionized dust is adsorbed on the surface of the waste gas through the integration plate, the dedusted gas is sucked into the explosion-proof blower 14 through the anti-static hose 12 and is discharged from one end of the air outlet pipe 16 of the explosion-proof blower 14, when the dust collection plates 4 need to be cleaned, the dust on the dust collection plates 4 is vibrated and slides into the dust collection hopper 10 through the funnel-shaped cavity in the dust collection hopper 10, the dust is collected and falls into the dust collection box 11, the driving motor 33 can also drive the piston cylinder 44, clean water passes through the water conveying pipe 43, the water hose 42, the adapter 20 and the main water pipe 19 in sequence, is conveyed into the branch water pipe 17, the clean water is intermittently sprayed out by the spray head 18, and the dust on the surface of the dust collection plates 4 is scraped down through the clean water.
The invention has the beneficial effects that: the dust collecting plate 4 and the electrode plate are fixedly installed through the slot plate 3, so that later maintenance and repair are facilitated, the device can be disassembled and assembled, the arranged pressure difference device can detect the working condition of the equipment in real time, the dust removing effect of the equipment is effectively improved, and the service life of the equipment is effectively prolonged; the flame-free explosion venting device 22 is added, so that the equipment is not limited by the interval limit value, the operation is more flexible and convenient, the operation efficiency is higher, the life safety of personnel in an operation area is ensured, and the property loss caused by other reasons of a company is avoided; through being connected of shower head 18 and toolbox 15, can adopt high-voltage electrostatic adsorption device cooperation spray set combined action, adsorb the dust through the water smoke, form the liquid film simultaneously under high-voltage electrostatic adsorption device's effect, the bottom of liquid film outside to flowing under the effect of gravity at last, and clean air just discharges from outer box top, and is clean effectual.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides an explosion-proof formula high voltage electrostatic precipitator, includes dust removal box (1), its characterized in that: the dust collection box body (1) is characterized in that the outer side wall of the bottom of the dust collection box body (1) is fixedly connected with an air inlet (2) for allowing dust air to be purified to enter the dust collection box body (1), an electrostatic dust collection mechanism for adsorbing and purifying dust is fixedly arranged in the dust collection box body (1), the electrostatic dust collection mechanism comprises two groups of slot plates (3) which are mutually symmetrical, a plurality of dust collection plates (4), a plurality of cathode plates (5) and cathode corona wires (6) which are arranged oppositely to the cathode plates (5), the slot plates (3) are connected to opposite side walls in the dust collection box body (1) in a sliding manner, a plurality of groups of slots (7) for installing the dust collection plates (4) are respectively arranged on opposite side walls of the slot plates (3), every two adjacent groups of slots (7) are arranged between the slot plates (7), two slots (8) for installing the cathode plates (5) are respectively arranged on the slot plates (3), edges of two sides of the dust collection plates (4) are respectively connected to one slot plates (7) in an inserting manner, two side edges of the slots (7) which are arranged oppositely, two groups of the cathode plates (9) are respectively, the edges of the two side edges of the cathode plates (5) are fixedly connected to the cathode plates (9), the lower ends of the cathode plates (9), the two groups of the cathode plates (9) are respectively connected to the cathode strips (9), the lower ends of the cathode strips (9) are respectively, and the cathode strips (6) are respectively arranged in the cathode strips (9), and the cathode strips (9) are arranged in the two slots (9), the dust collecting plate (4) and the cathode plate (5) are arranged in parallel in a mutually staggered mode, the bottom of the dust collecting box body (1) is fixedly and communicated with a dust collecting hopper (10), the bottom of the dust collecting hopper (10) is fixedly and communicated with a dust collecting box (11) for collecting dust, the outer side wall of the upper end of the dust collecting box body is fixedly connected with an anti-static hose (12) for pumping air out, the other end of the anti-static hose (12) is connected with an anti-explosion blower (14) mounted inside a fan box (13), the fan box (13) is fixedly connected to the top of a tool box (15), the fan box (13) and the tool box (15) are fixedly connected to one side of the dust collecting box (11) and the dust collecting hopper (10), the anti-explosion blower (14) is fixedly mounted in the fan box (13), one end of the anti-explosion blower (14) is fixedly connected with an air outlet pipe (16), the other end of the air outlet pipe (16) penetrates through the fan box (13) and is arranged at the upper end of the fan box (13), and a water storage tank is fixedly connected to the other side of the dust collecting hopper (10);
the upper end of the water storage tank (31) is fixedly connected with an installation block (32), the upper end of the installation block (32) is fixedly connected with a driving motor (33), a motor shaft of the driving motor (33) is respectively and fixedly connected with a first rotating disc (34) and a second rotating disc (35), the first rotating disc (34) is rotatably connected in an installation cover (36), one end of the installation cover (36) is fixedly connected to the side wall of the dust removal box body (1) and communicated with the dust removal box body (1), the side edge of the first rotating disc (34) is fixedly connected with a first eccentric pin shaft (37), and the first eccentric pin shaft (37) is matched with a transverse sliding groove (38) formed in the outer surface of the slot plate (3) and used for driving the slot plate (3) to move up and down in a bumping mode;
a plurality of branch water pipes (17) which are parallel to each other are arranged in a dust removal box body above the electrostatic dust removal mechanism, a plurality of spray headers (18) are fixedly connected to the side wall of the lower end of each branch water pipe (17), one end of each branch water pipe (17) is fixedly connected to the side wall of a water main (19), an adapter pipe (20) is fixedly connected to the middle of each water main (19), a rotating bearing (39) is fixedly connected to the periphery of each adapter pipe (20), the rotating bearing (39) is embedded and installed on the side wall of the dust removal box body (1), a gear (40) is fixedly connected to the adapter pipe (20) located on the inner side of the dust removal box body (1), a rack (41) is fixedly connected to the upper end of the slot plate (3) relatively, and the rack (41) is meshed and connected with the gear (40);
be located adapter tube (20) terminal fixedly connected with hose (42) in dust removal box (1) outside, the hose (42) other end is connected with raceway (43), raceway (43) lateral wall is connected with piston cylinder (44) through the connecting pipe, piston cylinder (44) interior swing joint has piston (45), piston (45) one end fixedly connected with piston rod (46), the piston rod (46) other end is worn out piston cylinder (44) back hinged joint has movable rod (47), movable rod (47) rotate to be connected on No. two eccentric round pin axles (48), no. two eccentric round pin axle (48) fixed connection is at third carousel (49) side edge, third carousel (49) rotate to be connected installation piece (32) one side, just third carousel (49) with second carousel (35) transmission is connected, is located on raceway (43) of connecting pipe both sides respectively fixed mounting have check valve (50) and No. two check valve (21), and raceway (43) lower extreme sets up and penetrates in storage water tank (31) bottom.
2. An explosion-proof high-voltage electrostatic precipitator according to claim 1, wherein: the top end of the dust removal box body (1) is fixedly connected with a flameless explosion venting device (22) for preventing impact waves and sparks generated when the dust removal box body (1) explodes from injuring personnel and other equipment.
3. An explosion-proof high-voltage electrostatic precipitator according to claim 2, wherein: the flameless explosion venting device (22) comprises an explosion venting sheet and a protection device, the explosion venting sheet is connected with the top of the dust removal box body (1), and the protection device is arranged around the explosion venting sheet and used for preventing shock waves and flames generated by explosion from hurting people or other equipment.
4. An explosion-proof high-voltage electrostatic precipitator according to claim 1, wherein: dust removal box (1) lateral wall fixedly connected with singlechip (23), driving motor (33), transformer (25), fan case (13) lateral wall fixedly connected with explosion-proof electromagnetic switch (26), singlechip (23) input electricity links external power source's output, the output of singlechip (23) links driving motor (33), transformer (25), explosion-proof electromagnetic switch (26) respectively electricity, singlechip (23) are used for controlling driving motor (33), transformer (25), explosion-proof electromagnetic switch (26) the switching, the output of transformer (25) links with negative plate (5), the one end electricity of cathode wire (6) respectively for the dust in the ionization air, the output of explosion-proof electromagnetic switch (26) with explosion-proof air-blower (14) electricity links for the operating condition of control explosion-proof air-blower (14).
5. An explosion-proof high-voltage electrostatic precipitator according to claim 1, wherein: still set up on the dust removal box (1) lateral wall and be used for the dust removal box to maintain maintenance access hole (27) of usefulness, access hole (27) outside edge is through a plurality of nut fixedly connected with closing plate.
6. An explosion-proof high-voltage electrostatic precipitator according to claim 1, wherein: still including being used for the control air intake (2) with go out the pressure differential device of wind-pressure difference between tuber pipe (16), pressure differential device includes two pressure sensors and pressure differential table (28), two pressure sensors fixed mounting is in air intake (2) and play tuber pipe (16) mouth respectively, and two pressure sensors respectively with pressure differential table (28) are connected, pressure sensors is used for detecting the pressure of air intake (2) and play tuber pipe (16) mouth to transmit the testing result for pressure differential table (28), pressure differential table (28) are located on the left side wall of fan case (13).
7. An explosion-proof high-voltage electrostatic precipitator according to claim 1, wherein: the dust collection box (11) and the bottom end of the tool box (15) are fixedly connected to a movable frame (29), wheels used for moving the device are fixedly connected to the bottom of the movable frame (29), and a hand push rod (30) facilitating the movement of the pushing device is fixedly connected to the edge of the upper end of the tool box (15).
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| CN202010918138.5A CN112090593B (en) | 2020-09-03 | 2020-09-03 | Explosion-proof high-voltage electrostatic dust collector |
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| CN112535929A (en) * | 2020-12-21 | 2021-03-23 | 刘善才 | Waste gas treatment device |
| CN114798180B (en) * | 2022-06-30 | 2022-09-09 | 南通诺澳电子有限公司 | Anti-vibration-interference electrostatic dust collector |
| CN117504457B (en) * | 2024-01-04 | 2024-03-22 | 南京鑫之鸿环保科技有限公司 | Explosion-proof dust remover for explosion-related dust |
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| GB593398A (en) * | 1945-08-17 | 1947-10-15 | Sturtevant Eng Co Ltd | Improvements in or relating to electrostatic precipitators |
| CN101850690B (en) * | 2010-06-29 | 2012-10-31 | 上海大学 | Dynamic fountain ornament |
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| CN107413722A (en) * | 2017-05-05 | 2017-12-01 | 无锡市翱宇特新科技发展有限公司 | A kind of strength spraying dedusting device |
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