CN109248525B - Industrial boiler waste gas dust collector - Google Patents
Industrial boiler waste gas dust collector Download PDFInfo
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- CN109248525B CN109248525B CN201811438783.6A CN201811438783A CN109248525B CN 109248525 B CN109248525 B CN 109248525B CN 201811438783 A CN201811438783 A CN 201811438783A CN 109248525 B CN109248525 B CN 109248525B
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- tank
- waste gas
- spring
- pipe
- dust removal
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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
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/06—Spray nozzles or spray pipes
Abstract
The invention belongs to the technical field of boiler waste gas dust removal, and particularly relates to an industrial boiler waste gas dust removal device which comprises a dust removal tank and a controller, wherein the dust removal tank comprises a tank bottom, the bottom of the tank bottom is hollow, the upper end of the dust removal tank is provided with a water inlet and an air outlet, and the lower end of the dust removal tank is provided with a drain pipe; one end of the tank bottom is provided with a waste gas inlet which penetrates through the tank bottom, the waste gas inlet is communicated with the inside of the hollow tank bottom, the other end of the tank bottom is provided with a vent hole, and a return spring and a sliding block are arranged in the tank bottom; an electromagnet is arranged in the sliding block; a spring pipe and a sliding plate are arranged in the dust removing tank; a magnet is arranged in the sliding plate; the magnet is intermittently adsorbed or disconnected by the electromagnet; the upper end of the spring tube is connected with a water inlet on the dust removal tank, and a plurality of sprayers are sequentially arranged on the tube wall of the spring tube at intervals; the invention can cool the waste gas in the dust removing process, can prevent dust in the waste gas from blocking other waste gas treatment equipment, and simultaneously can prevent the waste gas with overhigh temperature from burning other equipment.
Description
Technical Field
The invention belongs to the technical field of boiler waste gas dust removal, and particularly relates to a dust removal device for industrial boiler waste gas.
Background
The steel is a general name of iron-carbon alloy with the carbon content of 0.02-2.11% by mass, the application and research history of human beings on the steel is quite long, but the preparation of the steel is a high-cost and low-efficiency work until the invention of the 19 th century Behcet's steelmaking method, nowadays, the steel becomes one of the most used materials in the world with the cheap and reliable performance, is an indispensable component in the building industry, the manufacturing industry and the daily life of people, and the steel is obtained by smelting pig iron for steelmaking in a certain process.
An environmental protection steelmaking furnace technical scheme has also appeared among the prior art, has disclosed an environmental protection steelmaking furnace as a chinese patent application No. 2016109559890, including the steelmaking furnace, the top opening part fixedly connected with exhaust treatment device of steelmaking furnace, exhaust treatment device includes the intake pipe, the one end of intake pipe and the opening part fixed connection of steelmaking furnace, and the other end of intake pipe and the air inlet fixed connection of exhaust treatment case, the inner chamber top fixed mounting of exhaust treatment case has the water pipe.
This technical scheme is through the cooperation that sets up water pipe, shower nozzle, water tank, makes the air humidifying that gets into the exhaust-gas treatment incasement, makes the dust in the waste gas increase weight because of the humidification, has dust removal effect, but only sprays downwards through the upper end of water pipe and shower nozzle processing case in this scheme, and the dust in the whole processing case of unable fine cover will waste gas is detached, and dust removal effect is not good.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides the industrial boiler waste gas dust removal device, which aims to fully remove dust from waste gas generated by an industrial boiler so that dust in the waste gas cannot block a subsequent waste gas treatment device.
The technical scheme adopted by the invention for solving the technical problems is as follows: the industrial boiler waste gas dust removal device comprises a dust removal tank and a controller, wherein the dust removal tank comprises a tank bottom with a hollow bottom, a water inlet and an exhaust port are formed in the upper end of the dust removal tank, and a drain pipe is arranged at the lower end of the dust removal tank; the drainage pipe is provided with a drainage valve, one end of the tank bottom is provided with a waste gas inlet which penetrates through the tank bottom, the waste gas inlet is communicated with the inside of the hollow tank bottom, the other end of the tank bottom is provided with an air vent, and a return spring and a sliding block are arranged in the tank bottom; the vent hole is communicated with the bottom of the tank and the interior of the dust removal tank; one end of the return spring is connected with the inner wall of the tank bottom, and the other end of the return spring is connected with the sliding block; an electromagnet is arranged in the sliding block; a spring pipe and a sliding plate are arranged in the dust removing tank; the middle part of the sliding plate is connected with the lower end of the spring tube, and a magnet is arranged in the sliding plate; the magnet is intermittently adsorbed or disconnected by the electromagnet; the upper end of the spring pipe is connected with a water inlet on the dust removal tank, a plurality of sprayers are sequentially arranged on the pipe wall of the spring pipe at intervals, water is introduced into the upper end of the spring pipe, the spring pipe sprays in a diffusion mode into the dust removal tank through the sprayers, and dust in waste gas entering the dust removal tank from a waste gas inlet is removed; the controller is arranged on the outer wall of the dust removal tank and used for controlling the on-off of the electromagnet. When the device works, waste gas generated by the steel-making furnace is communicated with a waste gas inlet through a pipeline; waste gas is introduced into the dust removing tank through the waste gas inlet, water is introduced into the spring pipe through the water inlet, after the water enters the spring pipe, the water is sprayed outwards through the sprayer on the spring pipe, dust in the waste gas is wetted and falls off after meeting mist, water resources can be saved by the sprayer, as the waste gas with pressure is introduced into the dust removing tank, partial waste gas extrudes the slide block, the slide block slides in the tank bottom, the reset spring is compressed, after the slide block slides to the vent to release the waste gas, the pressure of the waste gas at the tank bottom is reduced, the slide block is reset by the reset spring, then the slide block is pushed by the waste gas to slide again, so that the slide block slides back and forth in the tank bottom, when the electromagnet is electrified, the electromagnet attracts the magnet on the slide block to move back and forth at the tank bottom, and the intermittence of the spring pipe is prolonged or shortened by controlling the on-off electricity of, thereby make the spring pipe swing spraying back and forth, be favorable to the spring pipe to the even spray dust removal in the dust removal tank, and the spring pipe is elongated or shortens, can change the water pressure in the spring pipe, can change the big or small range of atomizer spraying to promote waste gas and fog and fuse each other, be favorable to the waste gas dust removal.
The middle part of the sliding plate is connected with an upright post, and two rows of teeth are arranged on the upright post; the upper end of the upright post is sleeved with a convex sleeve; two hinged rods are arranged at the upper part of the sleeve; a lantern ring is arranged at one end of the hinged rod, the other end of the hinged rod is hinged with the upper part of the sleeve, and a gear is arranged on the hinged rod at the hinged part; the edge of the gear extends into the sleeve and is meshed with the teeth on the upright post; the lantern ring is sleeved on the spring tube. The during operation, the spring pipe is lengthened or shortened for the stand slides in the sleeve, because of the sleeve passes through hinge bar, lantern ring and spring union coupling, thereby make the stand drive the hinge bar through the gear and rotate when sliding in the sleeve, the hinge bar rotates and will make spring pipe wrench movement and expansion, and the lantern ring can slide on the spring pipe, thereby enlarges the spray regime of spring pipe in dust removal tank, makes dust removal effect better.
A plurality of X-shaped clamping plates are arranged on the spring tube; the clamping plate is clamped on the adjacent spring rings of the spring tube, and the middle parts of the inner side walls at the two ends of the clamping plate are respectively provided with a pair of clamping blocks. The during operation, the slide of spring pipe lower extreme is by the electro-magnet actuation back in the slider, under the gliding guide of slider, the spring pipe is come the pulling at the tank bottoms, thereby make the adjacent spring coil of spring pipe one side be close to, the spring coil of spring pipe opposite side is kept away from, be close to or keep away from because of the intermittent type formula between the adjacent spring coil, thereby make the spring coil on the cardboard intermittent type by the block of block or breaking away from the fixture block and collapse out, thereby make whole spring pipe vibrations appear, be favorable to dust or the drop of water on the pipe shaft of spring pipe with self, thereby reduce the bulk load of spring pipe, and shake through the spring pipe makes waste gas and fog shake and melt, promote the dust to drop from waste gas.
A water storage bag is arranged between the upper end of the spring tube and the upper end of the dust removal tank; the upper end of the water storage bag is fixed on the dust removal tank, the upper end of the water storage bag is communicated with a water inlet on the dust removal tank, and the lower end of the water storage bag is communicated with the spring tube. The during operation, the in-process that is lengthened or shortens at the spring pipe, the spring pipe will stimulate the water storage bag, make water storage bag intermittent type lengthened or compress, thereby make the interior negative pressure that produces often of water storage bag, be favorable to water to be inhaled in the water storage bag through the water inlet, thereby need not to increase the suction pump in addition when making water get into the spring pipe, the manufacturing cost of device has been reduced, and simultaneously, deposit water through the water storage bag, can make water have the potential energy, the speed of water from the upper end downstream of spring pipe is improved, and then improve the speed and the intensity of spring pipe spraying, make the dust collection efficiency of device improve.
A flat plate is fixedly arranged at the bottom end of the water storage bag; the spring tube is fixedly connected with the flat plate; two hinged rods with one ends hinged with each other are arranged between one side of the flat plate and the inner wall of the upper end of the dust removing tank, one hinged rod is hinged with the inner wall of the upper end of the dust removing tank, and the other hinged rod is hinged with the end part of the flat plate; the tank bottom is obliquely arranged; a water pipe is arranged on one side of the water storage bag; the water pipe is downward to one end of the tank bottom along the inner wall of the dust removal tank, the pipe orifice of the water pipe is positioned at the highest position of the tank bottom, and a circular hole is formed in the tank wall at the joint of the water pipe and the water storage bag; an elastic film is fixed at the round hole; the elastic membrane is located at the end part of the water pipe outside the water storage bag, one end of the elastic membrane is hinged to the hinge rod through the pull rope, and the pull rope penetrates through the pipe wall of the water pipe. The during operation, shorten often because of the spring pipe is prolonged, thereby make the flat board by the luffing motion, at flat board luffing motion's in-process, contained angle between two articulated sticks changes, thereby make the pin joint of articulated stick produce the displacement, the stay cord is connected with the articulated department of articulated stick in the one end of elastic membrane, can make articulated stick intermittent type formula pulling stay cord, thereby make elastic membrane intermittent type formula pulled open and release the water in the water storage bag, make water lead to pipe strike on the tank bottom, thereby wash the adnexed dust on the tank bottom, and release through the drain pipe, avoid collecting a large amount of dusts in the dust removal tank, be favorable to improving the dust removal effect of dust removal tank.
The slide is articulated with the stand, and the both sides side of slide is provided with two symmetries and is the puddle of arc form. The during operation, electro-magnet actuation magnet, make spring pipe and slide make a round trip to slide at the tank bottoms, because of being provided with the sump on the slide, thereby make accumulated water on the slide, make a round trip to slide the in-process at the tank bottoms at the slide, be the arc form because of the sump again, thereby make the slide very easy water with in the sump throw away, can wash the dust that the tank bottoms accumulated and collect on the one hand, on the other hand can spill water splash in waste gas import department, make the dust of water in with waste gas drench, be favorable to waste gas to remove dust, improve the effect that waste gas removed dust.
The invention has the following beneficial effects:
1. the invention sprays into the dust removing tank through the sprayer on the spring tube, so that dust in the waste gas is wetted and falls down after meeting mist, partial waste gas with pressure is introduced into the dust removing tank to extrude the sliding block to slide, the sliding block drives the spring tube to move back and forth at the bottom of the tank through the electromagnet, the spring tube is favorable for uniformly spraying and removing dust in the dust removing tank, the spring tube is elongated or shortened, the water pressure in the spring tube can be changed, the spraying amplitude of the sprayer can be changed, the waste gas and the mist are promoted to be mutually blended, and the waste gas dust removal is favorable.
2. According to the invention, the spring tube is lengthened or shortened, so that the hinge rod is driven to rotate through the gear when the upright column slides in the sleeve, the spring tube is twisted and expanded through the rotation of the hinge rod, and the lantern ring can slide on the spring tube, so that the spraying range of the spring tube in the dust removal tank is expanded, and the dust removal effect is better.
3. The invention has simple structure and clear principle, can cool the waste gas in the dust removal process, can be applied to the waste gas dust removal in an industrial boiler, avoids the dust in the waste gas from blocking other waste gas treatment equipment, and simultaneously avoids the waste gas with overhigh temperature from burning other equipment.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a schematic view of a card board structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is an enlarged view of a portion of FIG. 1 at B;
FIG. 5 is a schematic view of the sleeve construction of the present invention;
in the figure: the dust removing tank comprises a dust removing tank 1, a water inlet 15, an exhaust port 12, a drain pipe 13, an exhaust gas inlet 14, a tank bottom 11, a sliding block 111, an air vent 112, a spring pipe 2, an atomizer 21, a clamping plate 22, a clamping block 221, a sliding plate 3, a magnet 31, a water pit 32, a vertical column 4, a sleeve 41, a hinge rod 42, a gear 43, a water storage bag 5, a flat plate 51, a hinge rod 52, a water pipe 53 and an elastic membrane 54.
Detailed Description
An industrial boiler exhaust gas dust removing apparatus according to the present invention will be described below with reference to fig. 1 to 5.
As shown in fig. 1 to 5, the industrial boiler waste gas dust removal device of the present invention comprises a dust removal tank 1 and a controller, wherein the dust removal tank 1 comprises a tank bottom 11 with a hollow bottom, a water inlet 15 and an exhaust port 12 are arranged at the upper end of the dust removal tank 1, and a drain pipe 13 is arranged at the lower end of the dust removal tank 1; a drain valve is arranged on the drain pipe 13, a waste gas inlet 14 penetrating through the tank bottom 11 is arranged at one end of the tank bottom 11, the waste gas inlet 14 is communicated with the inside of the hollow tank bottom 11, a vent 112 is arranged at the other end of the tank bottom 11, and a return spring and a sliding block 111 are arranged in the tank bottom 11; the vent 112 is communicated with the tank bottom 11 and the interior of the dust removing tank 1; one end of the return spring is connected with the inner wall of the tank bottom 11, and the other end of the return spring is connected with the sliding block 111; an electromagnet is arranged in the sliding block 111; a spring pipe 2 and a sliding plate 3 are arranged in the dust removing tank 1; the middle part of the sliding plate 3 is connected with the lower end of the spring tube 2, and a magnet 31 is arranged in the sliding plate 3; the magnet 31 is intermittently adsorbed or disconnected by the electromagnet; the upper end of the spring tube 2 is connected with a water inlet 15 on the dust removing tank 1, a plurality of sprayers 21 are sequentially arranged on the tube wall of the spring tube 2 at intervals, water is introduced into the upper end of the spring tube 2, and the spring tube 2 is sprayed into the dust removing tank 1 in a diffusion mode through the sprayers 21 to remove dust in waste gas entering the dust removing tank 1 from the waste gas inlet 14; the controller is arranged on the outer wall of the dust removing tank 1 and is used for controlling the on-off of the electromagnet. When in work, the waste gas generated by the steel-making furnace is communicated with the waste gas inlet 14 through a pipeline; waste gas is introduced into the dust removing tank 1 through the waste gas inlet 14, water is introduced into the spring tube 2 through the water inlet 15, after the water enters the spring tube 2, the water is sprayed outwards through the sprayer 21 on the spring tube 2, so that dust in the waste gas is wetted and falls after encountering mist, water resources can be saved by the sprayer 21, as the waste gas with pressure is introduced into the dust removing tank 1, part of the waste gas extrudes the slide block 111, the slide block 111 slides in the tank bottom 11, the return spring is compressed, after the slide block 111 slides to the vent hole 112 to release the waste gas, the pressure of the waste gas at the tank bottom 11 is reduced, the slide block 111 is reset by the return spring, then the slide block 111 is pushed by the waste gas to slide again, so that the slide block 111 slides back and forth in the tank bottom 11, when the electromagnet is electrified, the electromagnet attracts the magnet 31 on the slide block 3 to follow the sliding, so that the lower end of the spring tube, and through the switching-on and switching-off of control electro-magnet for spring pipe 2 intermittent type is elongated or shortens, thereby makes spring pipe 2 swing spraying back and forth, is favorable to spring pipe 2 to the even spray dust removal in dust removal tank 1, and spring pipe 2 is elongated or shortens, can change the water pressure in spring pipe 2, can change the big or small range of atomizer 21 spraying, thereby promotes waste gas and fog and fuses each other, is favorable to waste gas dust removal.
The middle part of the sliding plate 3 is connected with an upright post 4, and two rows of teeth are arranged on the upright post 4; the upper end of the upright post 4 is sleeved with a convex sleeve 41; the upper part of the sleeve 41 is provided with two hinge rods 42; one end of the hinge rod 42 is provided with a sleeve ring, the other end of the hinge rod 42 is hinged with the upper part of the sleeve 41, and a gear 43 is arranged on the hinge rod 42 at the hinged part; the edge of said gear 43 extends inside the sleeve 41 and meshes with the teeth on the upright 4; the lantern ring is sleeved on the spring tube 2. The during operation, spring pipe 2 is elongated or shortens for stand 4 slides in sleeve 41, because of sleeve 41 passes through hinge bar 42, the lantern ring is connected with spring pipe 2, thereby it rotates to drive hinge bar 42 through gear 43 when making stand 4 slide in sleeve 41, hinge bar 42 rotates and will make spring pipe 2 wrench movement and expansion, the lantern ring can slide on spring pipe 2, thereby enlarge the spraying scope of spring pipe 2 in dust removal tank 1, make the dust removal effect better.
A plurality of X-shaped clamping plates 22 are arranged on the spring tube 2; the clamping plate 22 is clamped on the adjacent spring ring of the spring tube 2, and a pair of clamping blocks 221 is respectively arranged in the middle of the inner side walls at the two ends of the clamping plate 22. During operation, slide 3 that spring pipe 2 lower extreme is behind the electro-magnet actuation in the slider 111, under the gliding guide of slider 111, spring pipe 2 is come the pulling at tank bottoms 11, thereby make the adjacent spring coil of spring pipe 2 one side be close to, the spring coil of spring pipe 2 opposite side is kept away from, because of the intermittent type is close or is dredged far away between the adjacent spring coil, thereby make the spring coil on cardboard 22 intermittent type by the block of block or breaking away from fixture block 221 and collapse out, thereby make whole spring pipe 2 shake appear, be favorable to spring pipe 2 to shake off with dust or the drop on one's body of self, thereby reduce the overall load of spring pipe 2, and make waste gas and fog blend through the shake of spring pipe 2, promote the dust to drop from waste gas.
A water storage bag 5 is arranged between the upper end of the spring tube 2 and the upper end of the dust removal tank 1; the upper end of the water storage bag 5 is fixed on the dust removal tank 1, the upper end of the water storage bag 5 is communicated with a water inlet 15 on the dust removal tank 1, and the lower end of the water storage bag 5 is communicated with the spring tube 2. The during operation, the in-process that is lengthened or shortens at spring pipe 2, spring pipe 2 will stimulate water storage bag 5, make water storage bag 5 intermittent type lengthened or compression, thereby make the interior negative pressure that produces often of water storage bag 5, be favorable to water to be inhaled in water storage bag 5 through water inlet 15, thereby it need not to increase in addition the suction pump to make water get into in the spring pipe 2, the manufacturing cost of device has been reduced, and simultaneously, deposit water through water storage bag 5, can make water have the potential energy, improve the speed of water from the upper end of spring pipe 2 underflow, and then improve the speed and the intensity of the 2 spraying of spring pipe, make the dust collection efficiency of device improve.
A flat plate 51 is fixedly arranged at the bottom end of the water storage bag 5; the spring tube 2 is fixedly connected with the flat plate 51; two hinged rods 52 with one ends hinged with each other are arranged between one side of the flat plate 51 and the inner wall of the upper end of the dust removing tank 1, wherein one hinged rod 52 is hinged with the inner wall of the upper end of the dust removing tank 1, and the other hinged rod 52 is hinged with the end part of the flat plate 51; the tank bottom 11 is arranged obliquely; a water pipe 53 is arranged on one side of the water storage bag 5; the water pipe 53 is downward to one end of the tank bottom 11 along the inner wall of the dust removing tank 1, the pipe orifice of the water pipe 53 is positioned at the highest position of the tank bottom 11, and a circular hole is formed in the wall of the connecting part of the water pipe 53 and the water storage bag 5; an elastic film 54 is fixed at the round hole; the elastic membrane 54 is positioned at the end part of the water pipe 53 outside the water storage bag 5, one end of the elastic membrane 54 is hinged with the hinge rod 52 through a pull rope, and the pull rope penetrates through the pipe wall of the water pipe 53. The during operation, because of spring pipe 2 is shortened often when being elongated, thereby make dull and stereotyped 51 by the luffing motion, at dull and stereotyped 51 luffing motion's in-process, contained angle between two articulated rods 52 changes, thereby make the pin joint of articulated rod 52 produce the displacement, the stay cord is connected with articulated department of articulated rod 52 in the one end of elastic membrane 54, can make articulated rod 52 intermittent type formula pulling stay cord, thereby make elastic membrane 54 intermittent type formula pulled open and release the water in the water storage bag 5, make water lead to pipe 53 strike on tank bottoms 11, thereby wash the adnexed dust on tank bottoms 11, and release through drain pipe 13, avoid collecting a large amount of dusts in the dust removal tank 1, be favorable to improving the dust removal effect of dust removal tank 1.
The sliding plate 3 is hinged with the upright post 4, and two symmetrical and arc-shaped water pits 32 are arranged on two sides of the sliding plate 3. The during operation, electro-magnet actuation magnet 31, make spring pipe 2 and slide 3 make a round trip to slide at tank bottoms 11, because of being provided with sump 32 on slide 3, thereby make water accumulation on the slide 3, make a round trip to slide the in-process at tank bottoms 11 at slide 3, again because of sump 32 is the arc form, thereby make slide 3 very easy throw away the water in sump 32, can wash the dust that tank bottoms 11 accumulations were collected on the one hand, on the other hand can splash water in 14 departments of waste gas import, make water wet the dust in with waste gas, be favorable to waste gas dust removal, the effect of waste gas dust removal is improved.
The specific working process is as follows:
when in work, the waste gas generated by the steel-making furnace is communicated with the waste gas inlet 14 through a pipeline; waste gas is introduced into the dust removing tank 1 through the waste gas inlet 14, water is introduced into the spring tube 2 through the water inlet 15, after the water enters the spring tube 2, the water is sprayed outwards through the sprayer 21 on the spring tube 2, so that dust in the waste gas is wetted and falls after encountering mist, water resources can be saved by the sprayer 21, as the waste gas with pressure is introduced into the dust removing tank 1, part of the waste gas extrudes the slide block 111, the slide block 111 slides in the tank bottom 11, the return spring is compressed, after the slide block 111 slides to the vent hole 112 to release the waste gas, the pressure of the waste gas at the tank bottom 11 is reduced, the slide block 111 is reset by the return spring, then the slide block 111 is pushed by the waste gas to slide again, so that the slide block 111 slides back and forth in the tank bottom 11, when the electromagnet is electrified, the electromagnet attracts the magnet 31 on the slide block 3 to follow the sliding, so that the lower end of the spring tube, the spring tube 2 is intermittently lengthened or shortened by controlling the on-off of the electromagnet, so that the spring tube 2 swings back and forth to spray, the uniform spraying and dust removal of the spring tube 2 in the dust removal tank 1 are facilitated, the spring tube 2 is lengthened or shortened, the water pressure in the spring tube 2 can be changed, the spraying amplitude of the sprayer 21 can be changed, and the mutual blending of the waste gas and the fog is promoted;
in the process that the spring tube 2 is lengthened or shortened, the upright post 4 drives the hinge rod 42 to rotate through the gear 43 when sliding in the sleeve 41, and the rotation of the hinge rod 42 enables the spring tube 2 to twist and expand, so that the spraying range of the spring tube 2 in the dust removing tank 1 is expanded; after the sliding plate 3 at the lower end of the spring tube 2 is attracted by the electromagnet in the sliding block 111, the spring tube 2 is pulled at the bottom 11 of the tank under the guidance of the sliding block 111, so that the spring coil is intermittently clamped on the clamping plate 22 or is separated from the blocking of the clamping block 221 to burst out, and the whole spring tube 2 is accordingly formed; meanwhile, the spring tube 2 pulls the water storage bag 5 to intermittently elongate or compress the water storage bag 5, so that negative pressure is generated in the water storage bag 5 sometimes, and water is favorably sucked into the water storage bag 5 through the water inlet 15; in the process that the flat plate 51 swings up and down, the included angle between the two hinged rods 52 is changed, so that the hinged point of the hinged rods 52 is displaced, the pull rope is connected with the hinged position of one end of the elastic membrane 54 and the hinged rod 52, the hinged rod 52 can intermittently pull the pull rope, the elastic membrane 54 is intermittently pulled open to release water in the water storage bag 5, the water impacts the tank bottom 11 through the water pipe 53, dust attached to the tank bottom 11 is washed away and released through the water discharge pipe 13, a large amount of dust is prevented from accumulating in the dust removal tank 1, and the dust removal effect of the dust removal tank 1 is improved; the invention uses water to remove dust in the waste gas, but not only uses water, but also can be a dedusting liquid or a desulfurizing liquid added with chemical reagents, and is used for removing the dust in the waste gas and removing sulfides in the waste gas.
While one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.
Claims (1)
1. The utility model provides an industrial boiler waste gas dust collector, includes dust removal tank (1), its characterized in that: the dust removal tank (1) comprises a tank bottom (11) with a hollow bottom, a water inlet (15) and an exhaust port (12) are formed in the upper end of the dust removal tank (1), and a drain pipe (13) is formed in the lower end of the dust removal tank (1); a drain valve is arranged on the drain pipe (13), a waste gas inlet (14) penetrating through the tank bottom (11) is arranged at one end of the tank bottom (11), the waste gas inlet (14) is communicated with the inside of the hollow tank bottom (11), an air vent (112) is arranged at the other end of the tank bottom (11), and a return spring and a sliding block (111) are arranged in the tank bottom (11); the vent hole (112) is communicated with the tank bottom (11) and the interior of the dust removing tank (1); one end of the return spring is connected with the inner wall of the tank bottom (11), and the other end of the return spring is connected with the sliding block (111); an electromagnet is arranged in the sliding block (111); a spring tube (2) and a sliding plate (3) are arranged in the dust removing tank (1), the middle part of the sliding plate (3) is connected with the lower end of the spring tube (2), and a magnet (31) is arranged in the sliding plate (3); the magnet (31) is intermittently adsorbed or disconnected by the electromagnet; the upper end of the spring pipe (2) is connected with a water inlet (15) on the dust removal tank (1), a plurality of sprayers (21) are sequentially arranged on the pipe wall of the spring pipe (2) at intervals, water is introduced into the upper end of the spring pipe (2), the spring pipe (2) is sprayed into the dust removal tank (1) in a diffusion mode through the sprayers (21), and dust in waste gas entering the dust removal tank (1) from the waste gas inlet (14) is removed;
the middle part of the sliding plate (3) is connected with an upright post (4), and two rows of teeth are arranged on the upright post (4); the upper end of the upright post (4) is sleeved with a convex sleeve (41); the upper part of the sleeve (41) is provided with two hinged rods (42); a lantern ring is arranged at one end of the hinged rod (42), the other end of the hinged rod (42) is hinged with the upper part of the sleeve (41), and a gear (43) is arranged on the hinged rod (42) at the hinged part; the edge of the gear (43) extends into the sleeve (41) and is meshed with the teeth on the upright post (4); the lantern ring is sleeved on the spring pipe (2);
a plurality of X-shaped clamping plates (22) are arranged on the spring tube (2); the clamping plate (22) is clamped on the adjacent spring ring of the spring pipe (2), and a pair of clamping blocks (221) are respectively arranged in the middle of the inner side walls at two ends of the clamping plate (22);
a water storage bag (5) is arranged between the upper end of the spring tube (2) and the upper end of the dust removal tank (1); the upper end of the water storage bag (5) is fixed on the dust removal tank (1), the upper end of the water storage bag (5) is communicated with a water inlet (15) on the dust removal tank (1), and the lower end of the water storage bag (5) is communicated with the spring tube (2);
a flat plate (51) is fixedly arranged at the bottom end of the water storage bag (5); the spring tube (2) is fixedly connected with the flat plate (51); two hinged rods (52) with one ends hinged with each other are arranged between one side of the flat plate (51) and the inner wall of the upper end of the dust removing tank (1), one hinged rod (52) is hinged with the inner wall of the upper end of the dust removing tank (1), and the other hinged rod (52) is hinged with the end part of the flat plate (51); the tank bottom (11) is arranged obliquely; a water pipe (53) is arranged on one side of the water storage bag (5); the water pipe (53) is downward to one end of the tank bottom (11) along the inner wall of the dust removing tank (1), the pipe orifice of the water pipe (53) is positioned at the highest position of the tank bottom (11), and a circular hole is formed in the bag wall at the joint of the water pipe (53) and the water storage bag (5); an elastic film (54) is fixed at the position of the round hole; the elastic membrane (54) is positioned at the end part of the water pipe (53) outside the water storage bag (5), one end of the elastic membrane (54) is hinged with the hinge rod (52) through a pull rope, and the pull rope penetrates through the pipe wall of the water pipe (53);
the sliding plate (3) is hinged with the upright post (4), and two symmetrical and arc-shaped water pits (32) are arranged on two sides of the sliding plate (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438783.6A CN109248525B (en) | 2018-11-29 | 2018-11-29 | Industrial boiler waste gas dust collector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438783.6A CN109248525B (en) | 2018-11-29 | 2018-11-29 | Industrial boiler waste gas dust collector |
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| CN109248525A CN109248525A (en) | 2019-01-22 |
| CN109248525B true CN109248525B (en) | 2020-12-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109794168A (en) * | 2019-03-27 | 2019-05-24 | 吴爱兵 | Reverse osmosis membrane group |
| CN111991971B (en) * | 2020-08-28 | 2021-11-19 | 长沙瑞庭科技有限公司 | Spiral disturbance type automatic dust brushing and removing purification device |
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|---|---|---|---|---|
| WO2002075123A1 (en) * | 2001-03-16 | 2002-09-26 | Global Environmental Concepts, Llc | Emission control device and method |
| EP2381078A1 (en) * | 2010-04-22 | 2011-10-26 | Ibiden Co., Ltd. | Exhaust gas purifying system, method for manufacturing an exhaust gas purifying system and exhaust gas purifying method using an exhaust gas purifying system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5099770A (en) * | 1991-06-07 | 1992-03-31 | Yang Shih C | Conventive smoke filtering cleaner |
| CN107519752A (en) * | 2017-08-03 | 2017-12-29 | 深圳市乐业科技有限公司 | A kind of cleaning equipment of the high-efficient purification waste gas with wireless transmission function |
| CN107520084A (en) * | 2017-10-12 | 2017-12-29 | 洛阳万基发电有限公司 | A kind of dry slag spray cooling dust-arrest device |
| CN108514792B (en) * | 2018-04-04 | 2019-07-16 | 江门市邑凯环保服务有限公司 | A kind of environmental protection processing pond for industrial waste gas processing |
| CN108619843B (en) * | 2018-06-05 | 2020-11-13 | 山西中信金石实业有限公司 | Industrial waste gas desulfurization denitration dust collecting equipment |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002075123A1 (en) * | 2001-03-16 | 2002-09-26 | Global Environmental Concepts, Llc | Emission control device and method |
| EP2381078A1 (en) * | 2010-04-22 | 2011-10-26 | Ibiden Co., Ltd. | Exhaust gas purifying system, method for manufacturing an exhaust gas purifying system and exhaust gas purifying method using an exhaust gas purifying system |
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Effective date of registration: 20201119 Address after: Room 121 B, R & D building, science and Technology Park, Shanghai Jiaotong University (Jiaxing), No.321 Jiachuang Road, Gaozhao street, Xiuzhou District, Jiaxing City, Zhejiang Province Applicant after: Jiaxing Guantong Electromechanical Technology Co., Ltd Address before: 200240 School of chemistry and chemical engineering, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai, Minhang District Applicant before: Xing Ming |
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