CN111672254A - Chemical dust removal device - Google Patents
Chemical dust removal device Download PDFInfo
- Publication number
- CN111672254A CN111672254A CN202010572268.8A CN202010572268A CN111672254A CN 111672254 A CN111672254 A CN 111672254A CN 202010572268 A CN202010572268 A CN 202010572268A CN 111672254 A CN111672254 A CN 111672254A
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- dust removal
- dust
- pipe
- box body
- water tank
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- 239000000428 dust Substances 0.000 title claims abstract description 231
- 239000000126 substance Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 136
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000005086 pumping Methods 0.000 claims description 10
- 239000003651 drinking water Substances 0.000 claims description 8
- 235000020188 drinking water Nutrition 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 52
- 230000000694 effects Effects 0.000 abstract description 15
- 239000002912 waste gas Substances 0.000 abstract description 7
- 238000000746 purification Methods 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 15
- 239000002245 particle Substances 0.000 description 14
- 230000005484 gravity Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000002894 chemical waste Substances 0.000 description 3
- 239000011362 coarse particle Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/04—Cleaning filters
-
- 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
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/025—Other waste gases from metallurgy plants
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a chemical dust removal device, which comprises a dust remover and a dust removal water tank connected with the dust remover, wherein the dust remover comprises a dust removal box body, an ash bucket and a plurality of dust removal filter bags arranged in the dust removal box body, the ash bucket is fixed below the dust removal box body and is communicated with the interior of the dust removal box body, and a dust gas inlet is formed in the ash bucket. The dust removal box is characterized in that a purified gas outlet is formed in the side wall of the upper portion of the dust removal box body, a pattern plate is fixed to one end, close to the purified gas outlet, in the dust removal box body, a plurality of venturis are arranged on the pattern plate, one end, far away from the pattern plate, of each venturi is fixedly connected with a dust removal filter bag, an air outlet pipe is arranged on the purified gas outlet, one end, far away from the purified gas outlet, of each air outlet pipe extends to the bottom in the dust removal water tank. The gas after the purification gets into behind the outlet duct and lets in the water body in the dust removal water tank, further filters the dust in the waste gas, has improved the effect of dust removal. The gas purified twice is discharged to the outside from the exhaust port, so that the environmental pollution is avoided.
Description
Technical Field
The invention relates to the technical field of dust removal devices, in particular to a chemical dust removal device.
Background
In recent years, with rapid development of economy, metallurgical steelmaking electric furnaces and raw coal-fired boilers have increased, and the atmospheric pollutants discharged from these furnaces pose great harm to the surrounding environment, so that a technology for removing particulate matters from dust-containing gas to reduce the emission thereof to the atmosphere has become more and more important.
Among the prior art, chinese patent for CN108126444A as the publication number, it discloses a chemical dust collector for mechanical environment protection, including the device body, the lower extreme of device body is equipped with the water storage box, the upper end of device body is equipped with the shower nozzle, the shower nozzle leads to pipe and water storage box intercommunication setting, the water pump is installed in the outside of water pipe, the inner wall of water storage box is equipped with the draw-in groove, the inside of draw-in groove is equipped with fixed frame, metal filters and nylon filter screen are installed respectively to the inside of fixed frame, the upper end of fixed frame is passed through the connecting rod and is connected.
The above prior art solutions have the following drawbacks: when the dust removal device works, smoke with dust is introduced into the device body through the suction fan, and atomized water drops sprayed by the spray head are mixed with the dust in the smoke and then enter the water storage tank through the drain hole, so that dust removal is realized to a certain extent, but one phenomenon exists. When the power of the suction fan is increased, the flow velocity of the gas entering the device body is increased, and the mist-shaped water drops sprayed by the spray head cannot spread all over the position in the device body, so that a certain amount of smoke can not be discharged to the outside from the air outlet directly, and the environment is polluted. Therefore, there is an urgent need for a device capable of improving the dust removing effect.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a chemical dust removal device which has the advantage of improving the dust removal effect.
The above object of the present invention is achieved by the following technical solutions:
a chemical dust removal device comprises a dust remover and a dust removal water tank connected with the dust remover, wherein the dust remover comprises a dust removal box body, an ash bucket and a plurality of dust removal filter bags arranged in the dust removal box body, the ash bucket is fixed below the dust removal box body and communicated with the interior of the dust removal box body, and a dust gas inlet is formed in the ash bucket;
the utility model discloses a dust removal box, including dust removal box, gas purification export, venturi tube, dust removal box, dust removal filter bag, gas purification export, gas purification water tank is last to be provided with the gas vent.
Through the technical scheme, when chemical waste gas is dedusted, a proper amount of water is injected into the dedusting water tank, then the waste gas with dust is introduced into the dust inlet, after the dust-containing gas enters the dust hopper of the dedusting equipment, because the air flow section is suddenly enlarged, a part of dust particles with coarse particles in the air flow sink and fall under the action of gravity and inertia force, and the dust particles with fine particle size and small density enter the dedusting box body and then are deposited on the surface of the filter material of the dedusting filter bag through the comprehensive effects of Brown diffusion, sieving and the like. The gas after the purification gets into behind the outlet duct and lets in the water body in the dust removal water tank, further filters the dust in the waste gas, has improved the effect of dust removal. The gas purified twice is discharged to the outside from the exhaust port, so that the environmental pollution is avoided, and the air quality is effectively ensured.
The present invention in a preferred example may be further configured to: an exhaust fan is arranged on the air outlet pipe and used for leading the dust removal box body to face the dust removal water tank to conduct unidirectional ventilation.
Through above-mentioned technical scheme, open the air exhauster and make its work, the air exhauster is inputed the gas after the first time purifies in with the dust removal box to the dust removal water tank in, has increased the speed that the gas flows, has improved the work efficiency who removes dust.
The present invention in a preferred example may be further configured to: the top of dust removal box is provided with belt cleaning device, belt cleaning device includes drinking-water pipe, first water pump and sets up a plurality of nozzles in the dust removal box, the one end of drinking-water pipe is inserted and is established just extend to in the dust removal water tank the bottom of dust removal water tank, the other end and a plurality of the nozzle is connected, first water pump sets up on the drinking-water pipe.
Through above-mentioned technical scheme, open first water pump and make the water in the dust removal water tank get into a plurality of nozzles through the drinking-water pipe in, water forms vaporific granule drop of water under the effect of nozzle, and the water smoke is gathered on dust removal filter bag and is washed it under the effect of gravity. And after the dust-containing gas is filtered by the dust-removing filter bag, a part of dust can be remained, and the water mist sprayed by the nozzle is combined with the dust in the gas and then falls into the dust hopper, so that the dust-removing effect is further improved.
The present invention in a preferred example may be further configured to: the one end that the drinking-water pipe kept away from the nozzle is provided with the filter screen, the top of dust removal water tank is provided with the inlet, the below of dust removal water tank is provided with the leakage fluid dram.
Through above-mentioned technical scheme, be convenient for add appropriate amount water in toward dust removal water tank along the inlet, chemical industry dust collector is after using a period, and the water in the dust removal water tank becomes muddy, opens the leakage fluid dram and is convenient for discharge its water source in order to change totally. The setting of filter screen makes the difficult intake pipe of impurity in the dust removal water tank to make the work that first water pump can be stable.
The present invention in a preferred example may be further configured to: a discharge pipe is arranged below the ash hopper, a butterfly valve is arranged at one end of the discharge pipe, which is far away from the ash hopper, and a backflow assembly is arranged between the discharge pipe and the dust removal water tank;
the backflow component comprises a backflow pipe, a second water pump and a filter, one end of the backflow pipe is communicated with the dust removal water tank, the other end of the backflow pipe is communicated with the discharge pipe, the second water pump is arranged on the backflow pipe, and the filter is arranged in the backflow pipe and close to the discharge pipe.
Through above-mentioned technical scheme, the dust is arranged the pipe by ash bucket entering under the washing away of water, along with water is in the gathering of arranging the material pipe, opens the second water pump, can be with in the water suction dust removal water tank that gathers in the material pipe, realized the cyclic utilization of water, saved the resource, the setting up of filter makes solid particle be difficult to get into the back flow simultaneously. When dust is removed, the butterfly valve is opened periodically, so that solid particles such as dust and the like can be cleaned from the discharge pipe.
The present invention in a preferred example may be further configured to: and a disc gate valve is arranged between the ash hopper and the discharge pipe.
Through above-mentioned technical scheme, open the disc gate valve and be convenient for discharge the dust in the ash bucket in the discharge tube, close the disc gate valve and make in water can't flow into the discharge tube, be convenient for clear up the dust in the discharge tube out, improved dust collector's practicality. .
The present invention in a preferred example may be further configured to: a dust cleaning device is arranged on the dust removing box body and comprises an air bag, an electromagnetic pulse valve and an injection pipe connected with the electromagnetic pulse valve, the injection pipe is arranged above the venturi pipes, and short drainage pipes are arranged between the injection pipe and the venturi pipes;
the air bag is fixed on the outer side of the dust removal box body and connected with the electromagnetic pulse valve, and a controller is arranged on the outer side wall of the dust removal box body and connected with the electromagnetic pulse valve.
Through the technical scheme, the resistance of the dust removal filter bag is increased along with the increase of the thickness of the dust layer on the surface of the filter material, when the resistance reaches a certain specified value, ash removal is carried out, and at the moment, the controller controls the opening and closing of the electromagnetic pulse valve. When the pulse valve is opened, compressed air in the air bag ejects a jet of high-speed and high-pressure ejection air flow through the small hole on the injection pipe through the electromagnetic pulse valve, so that an induced defect flow which is 1-2 times of the volume of the ejection air flow is formed and enters the short drainage pipe, and then the induced defect flow and the short drainage pipe enter the filter element of the dust removal filter bag together, so that instant positive pressure occurs in the filter element and bulging and micromotion are generated. The dust deposited on the filter material falls off and falls into the ash hopper, and the dust in the ash hopper is continuously discharged through the disc gate valve.
The present invention in a preferred example may be further configured to: be provided with two stoving framves in the dust removal box, two the stoving is put up and is fixed respectively just be located a plurality ofly respectively on the card the both sides of dust removal filter bag, be provided with the inspection door on the dust removal box.
Through the technical scheme, after the dust removing filter bags are washed by water, the drying frame is used for drying the dust removing filter bags conveniently, so that the dust removing filter bags can be used for filtering dust-containing gas normally, and the practicability of the dust removing device is improved.
In summary, the invention includes at least one of the following beneficial technical effects:
1. when chemical waste gas is dedusted, a proper amount of water is injected into a dedusting water tank, then the waste gas with dust is introduced into a dust gas inlet, after the dust-containing gas enters a dust hopper of dedusting equipment, a part of dust particles with coarse particles in the gas flow sink and fall under the action of gravity and inertia force due to sudden expansion of the cross section of the gas flow, and the dust particles with fine particle size and low density enter a dedusting box body and then are deposited on the surface of a filter material of a dedusting filter bag through the comprehensive effects of Brown diffusion, sieving and the like. The gas after the purification gets into behind the outlet duct and lets in the water body in the dust removal water tank, further filters the dust in the waste gas, has improved the effect of dust removal. The gas purified twice is discharged to the outside from the exhaust port, so that the environmental pollution is avoided, and the air quality is effectively ensured.
2. And opening the first water pump to enable water in the dust removal water tank to enter the plurality of nozzles through the water pumping pipe, wherein the water forms fog-like particle water drops under the action of the nozzles, and the water fog is accumulated on the dust removal filter bag and washes the dust removal filter bag under the action of gravity. And after the dust-containing gas is filtered by the dust-removing filter bag, a part of dust can be remained, and the water mist sprayed by the nozzle is combined with the dust in the gas and then falls into the dust hopper, so that the dust-removing effect is further improved.
3. The dust is by the ash bucket entering row material pipe under the washing away of water, along with water is in the gathering of arranging the material pipe, opens the second water pump, can be with the water suction dust removal water tank of gathering in the row material pipe in, realized the cyclic utilization of water, saved the resource, the setting up of filter makes solid particle be difficult to get into the back flow simultaneously. When dust is removed, the butterfly valve is opened periodically, so that solid particles such as dust and the like can be cleaned from the discharge pipe.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Reference numerals: 11. a dust removal box body; 111. a purified gas outlet; 112. a pattern plate; 113. a venturi; 114. an air outlet pipe; 115. an exhaust fan; 12. an ash hopper; 121. a dust gas inlet; 13. a dust removal filter bag; 14. a discharge pipe; 15. a butterfly valve; 2. a dust removal water tank; 21. an exhaust port; 22. a liquid inlet; 23. a liquid discharge port; 31. a water pumping pipe; 311. a filter screen; 32. a first water pump; 33. a nozzle; 41. a return pipe; 42. a second water pump; 43. a filter; 5. a disk gate valve; 61. air bags; 62. an electromagnetic pulse valve; 63. a blowing pipe; 64. a short drainage pipe; 65. a control instrument; 7. a drying rack; 8. the door is inspected.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the chemical dust removal device disclosed by the invention comprises a dust remover and a dust removal water tank 2 connected with the dust remover, wherein the dust remover comprises a dust removal tank body 11, an ash bucket 12 and a plurality of dust removal filter bags 13 arranged in the dust removal tank body 11, the ash bucket 12 is fixed below the dust removal tank body 11 and is communicated with the interior of the dust removal tank body 11, and a dust gas inlet 121 is arranged on the ash bucket 12.
A purified gas outlet 111 is formed in the side wall of the upper portion of the dust removal box body 11, a flower plate 112 is fixed at one end, close to the purified gas outlet 111, in the dust removal box body 11, a plurality of venturi tubes 113 are arranged on the flower plate 112, one ends, far away from the flower plate 112, of the venturi tubes 113 are fixedly connected with the dust removal filter bag 13, an air outlet pipe 114 is arranged on the purified gas outlet 111, one end, far away from the purified gas outlet 111, of the air outlet pipe 114 extends to the bottom of the dust removal water tank 2, and an air exhaust port 21 is formed in the.
Wherein, the air outlet pipe 114 is provided with an exhaust fan 115, and the exhaust fan 115 is used for one-way ventilation from the dust removal box body 11 to the dust removal water tank 2. The exhaust fan 115 is opened to work, and the exhaust fan 115 inputs the gas purified for the first time in the dedusting box body 11 into the dedusting water tank 2, so that the flowing speed of the gas is increased, and the dedusting work efficiency is improved.
A cleaning device is arranged above the dust removing box body 11, referring to fig. 1, the cleaning device comprises a water pumping pipe 31, a first water pump 32 and a plurality of nozzles 33 arranged in the dust removing box body 11, one end of the water pumping pipe 31 is inserted into the dust removing water tank 2 and extends to the bottom of the dust removing water tank 2, the other end of the water pumping pipe 31 is connected with the plurality of nozzles 33, and the first water pump 32 is arranged on the water pumping pipe 31. The first water pump 32 is turned on, so that the water in the dust removal water tank 2 enters the plurality of nozzles 33 through the water pumping pipe 31, the water forms fog-like particle water drops under the action of the nozzles 33, and the water fog is accumulated on the dust removal filter bag 13 under the action of gravity and washes the dust removal filter bag. And after the dust-containing gas is filtered by the dust-removing filter bag 13, a part of dust can be remained, and the water mist sprayed by the nozzle 33 is combined with the dust in the gas and then falls into the dust hopper 12, so that the dust-removing effect is further improved.
Further, a liquid inlet 22 is arranged above the dust removing water tank 2, and a liquid outlet 23 is arranged below the dust removing water tank 2. A proper amount of water is conveniently added into the dedusting water tank 2 along the liquid inlet 22, after the chemical dedusting device is used for a period of time, the water in the dedusting water tank 2 becomes turbid, and the liquid outlet 23 is opened so as to be conveniently discharged to replace a clean water source. One end of the water pumping pipe 31, which is far away from the nozzle 33, is provided with a filter screen 311, and the filter screen 311 is arranged to prevent impurities in the dust removal water tank 2 from entering the water pumping pipe 31, so that the first water pump 32 can work stably.
Referring to fig. 1, a discharge pipe 14 is arranged below the ash hopper 12, a butterfly valve 15 is arranged at one end of the discharge pipe 14 far away from the ash hopper 12, and a backflow assembly is arranged between the discharge pipe 14 and the dust removal water tank 2. The return assembly comprises a return pipe 41, a second water pump 42 and a filter 43, one end of the return pipe 41 is communicated with the dedusting water tank 2, the other end of the return pipe is communicated with the discharging pipe 14, the second water pump 42 is arranged on the return pipe 41, and the filter 43 is arranged in the return pipe 41 and close to the discharging pipe 14.
Dust enters the discharge pipe 14 from the ash hopper 12 under the washing of water, and the second water pump 42 is started along with the gathering of water in the discharge pipe 14, so that the water accumulated in the discharge pipe 14 can be pumped into the dust removal water tank 2, the recycling of water is realized, resources are saved, and meanwhile, the arrangement of the filter 43 makes solid particles difficult to enter the return pipe 41. The butterfly valve 15 is opened periodically during dust removal to facilitate cleaning of solid particles such as dust from the discharge pipe 14. A disc gate valve 5 is arranged between the ash hopper 12 and the discharge pipe 14. Open disc gate valve 5 and be convenient for arrange into row material pipe 14 with the dust in ash bucket 12 in, close disc gate valve 5 and make water can't flow in row material pipe 14, be convenient for clear up the dust of arranging in the material pipe 14 out, improved dust collector's practicality.
Referring to fig. 1, a dust cleaning device is provided on the dust removing box 11, the dust cleaning device includes an air bag 61, an electromagnetic pulse valve 62, and an injection tube 63 connected to the electromagnetic pulse valve 62, the injection tube 63 is provided above a plurality of venturi tubes 113, and a short drainage tube 64 is provided between the injection tube 63 and the venturi tubes 113. The air bag 61 is fixed on the outer side of the dust removing box body 11 and is connected with the electromagnetic pulse valve 62, the outer side wall of the dust removing box body 11 is provided with a controller 65, and the controller 65 is in control connection with the electromagnetic pulse valve 62.
The resistance of the dust-removing filter bag 13 increases along with the increase of the thickness of the dust layer on the surface of the filter material, when the resistance reaches a certain specified value, ash removal is carried out, and at the moment, the controller 65 controls the opening and closing of the electromagnetic pulse valve 62. When the pulse valve is opened, compressed air in the air bag 61 ejects a high-speed and high-pressure injection airflow through the electromagnetic pulse valve 62 and the small hole on the injection pipe 63, so that an induced defect flow which is 1-2 times of the volume of the injection airflow enters the drainage short pipe 64 and then enters the filter element of the dust removal filter bag 13 together, and instantaneous positive pressure occurs in the filter element and bulging and micro-motion are generated. The dust deposited on the filter material falls off and falls into the ash bucket 12, and the dust in the ash bucket 12 is continuously discharged through the disc gate valve 5.
Further, two drying racks 7 are arranged in the dust removal box body 11, the two drying racks 7 are respectively fixed on the pattern plate 112 and are respectively located on two sides of the plurality of dust removal filter bags 13, and the dust removal box body 11 is provided with an inspection door 8. After carrying out water washing to dust bag 13, utilize stoving frame 7 to be convenient for dry a plurality of dust bag 13 to make it can be normal filter dusty gas, improved dust collector's practicality.
The implementation principle of the embodiment is as follows: when chemical waste gas is dedusted, a proper amount of water is injected into the dedusting water tank 2, then the waste gas with dust is introduced into the dust gas inlet 121, after the dust-containing gas enters the dust hopper 12 of the dedusting equipment, because the section of the gas flow is suddenly enlarged, a part of dust particles with coarse particles in the gas flow sink and fall under the action of gravity and inertia force, and after the dust particles with fine particle size and low density enter the dedusting box body 11, the dust is deposited on the surface of the filter material of the dedusting filter bag 13 through the comprehensive effects of Brownian diffusion, screening and the like. The purified gas enters the gas outlet pipe 114 and then is introduced into the water body in the dust removal water tank 2, so that the dust in the waste gas is further filtered, and the dust removal effect is improved. The gas purified twice is discharged to the outside from the exhaust port 21, so that the environmental pollution is avoided, and the air quality is effectively ensured.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a chemical industry dust collector which characterized in that: the dust remover comprises a dust remover and a dust removal water tank (2) connected with the dust remover, wherein the dust remover comprises a dust removal tank body (11), an ash bucket (12) and a plurality of dust removal filter bags (13) arranged in the dust removal tank body (11), the ash bucket (12) is fixed below the dust removal tank body (11) and is communicated with the interior of the dust removal tank body (11), and a dust gas inlet (121) is formed in the ash bucket (12);
a purified gas outlet (111) is formed in the side wall of the upper portion of the dust removal box body (11), a flower plate (112) is fixed to one end, close to the purified gas outlet (111), in the dust removal box body (11), a plurality of venturi tubes (113) are arranged on the flower plate (112), one ends, far away from the flower plate (112), of the venturi tubes (113) are fixedly connected with the dust removal filter bag (13), an air outlet pipe (114) is arranged on the purified gas outlet (111), one end, far away from the purified gas outlet (111), of the air outlet pipe (114) extends to the bottom of the dust removal water tank (2), and an air exhaust port (21) is formed in the dust removal water tank (2).
2. The chemical dust removal device of claim 1, wherein: an exhaust fan (115) is arranged on the air outlet pipe (114), and the exhaust fan (115) is used for one-way ventilation from the dedusting box body (11) to the dedusting water tank (2).
3. The chemical dust removing device according to claim 2, wherein: the top of dust removal box (11) is provided with belt cleaning device, belt cleaning device includes drinking-water pipe (31), first water pump (32) and sets up a plurality of nozzles (33) in dust removal box (11), the one end of drinking-water pipe (31) is inserted and is established in dust removal water tank (2) and extend to the bottom of dust removal water tank (2), the other end is with a plurality of nozzle (33) are connected, first water pump (32) set up on drinking-water pipe (31).
4. The chemical dust removing device according to claim 3, wherein: one end of the water pumping pipe (31) far away from the nozzle (33) is provided with a filter screen (311), a liquid inlet (22) is arranged above the dust removal water tank (2), and a liquid outlet (23) is arranged below the dust removal water tank (2).
5. The chemical dust removal device of claim 1, wherein: a discharge pipe (14) is arranged below the ash hopper (12), a butterfly valve (15) is arranged at one end, far away from the ash hopper (12), of the discharge pipe (14), and a backflow component is arranged between the discharge pipe (14) and the dust removal water tank (2);
the backflow assembly comprises a backflow pipe (41), a second water pump (42) and a filter (43), one end of the backflow pipe (41) is communicated with the dust removal water tank (2), the other end of the backflow pipe is communicated with the discharging pipe (14), the second water pump (42) is arranged on the backflow pipe (41), and the filter (43) is arranged in the backflow pipe (41) and close to the discharging pipe (14).
6. The chemical dust removing device according to claim 5, wherein: a disc gate valve (5) is arranged between the ash bucket (12) and the discharge pipe (14).
7. The chemical dust removing device according to claim 6, wherein: a dust cleaning device is arranged on the dust removing box body (11), the dust cleaning device comprises an air bag (61), an electromagnetic pulse valve (62) and an injection pipe (63) connected with the electromagnetic pulse valve (62), the injection pipe (63) is arranged above the venturi tubes (113), and a short drainage pipe (64) is arranged between the injection pipe (63) and the venturi tubes (113);
the air bag (61) is fixed on the outer side of the dust removal box body (11) and connected with the electromagnetic pulse valve (62), a controller (65) is arranged on the outer side wall of the dust removal box body (11), and the controller (65) is in control connection with the electromagnetic pulse valve (62).
8. The chemical dust removing device of claim 7, wherein: two drying frames (7) are arranged in the dust removal box body (11), the two drying frames (7) are respectively fixed on the pattern plate (112) and are respectively positioned on two sides of the dust removal filter bags (13), and an inspection door (8) is arranged on the dust removal box body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010572268.8A CN111672254A (en) | 2020-06-22 | 2020-06-22 | Chemical dust removal device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113813711A (en) * | 2021-11-08 | 2021-12-21 | 龚旭升 | Dead-angle-free bag-type dust collector convenient to clean and capable of achieving multi-layer filtering |
| CN113908631A (en) * | 2021-09-30 | 2022-01-11 | 广东佳园环保科技有限公司 | A kind of waste gas dust box |
| CN115178048A (en) * | 2022-08-01 | 2022-10-14 | 浙江嘉源环保科技有限公司 | Dust removal device for separating light materials from construction waste and using method thereof |
| CN117146590A (en) * | 2023-08-30 | 2023-12-01 | 佛山市南海区辉泰科技机械有限公司 | a smelting furnace |
| CN117839353A (en) * | 2022-11-30 | 2024-04-09 | 南通飞跃重型工程设备制造有限公司 | A bag dust collector with circumferential air intake |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100980303B1 (en) * | 2009-12-28 | 2010-09-06 | 에스씨티산기(주) | Air purifier |
| CN205760574U (en) * | 2016-07-16 | 2016-12-07 | 郑金桂 | A kind of filter collector alleviating Acid Rain Pollution |
| CN108126444A (en) * | 2017-12-28 | 2018-06-08 | 孝感市创客电子科技有限公司 | A kind of machinery environmental protection chemical industry dust-extraction unit |
| CN108325331A (en) * | 2018-05-04 | 2018-07-27 | 佛山市建金建电子科技有限公司 | A kind of microbubble cartridge type precipitron |
| CN110141924A (en) * | 2019-06-27 | 2019-08-20 | 山东神工环保科技有限公司 | A kind of desulfurization tube bank bag dust collector and method |
-
2020
- 2020-06-22 CN CN202010572268.8A patent/CN111672254A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100980303B1 (en) * | 2009-12-28 | 2010-09-06 | 에스씨티산기(주) | Air purifier |
| CN205760574U (en) * | 2016-07-16 | 2016-12-07 | 郑金桂 | A kind of filter collector alleviating Acid Rain Pollution |
| CN108126444A (en) * | 2017-12-28 | 2018-06-08 | 孝感市创客电子科技有限公司 | A kind of machinery environmental protection chemical industry dust-extraction unit |
| CN108325331A (en) * | 2018-05-04 | 2018-07-27 | 佛山市建金建电子科技有限公司 | A kind of microbubble cartridge type precipitron |
| CN110141924A (en) * | 2019-06-27 | 2019-08-20 | 山东神工环保科技有限公司 | A kind of desulfurization tube bank bag dust collector and method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113908631A (en) * | 2021-09-30 | 2022-01-11 | 广东佳园环保科技有限公司 | A kind of waste gas dust box |
| CN113813711A (en) * | 2021-11-08 | 2021-12-21 | 龚旭升 | Dead-angle-free bag-type dust collector convenient to clean and capable of achieving multi-layer filtering |
| CN115178048A (en) * | 2022-08-01 | 2022-10-14 | 浙江嘉源环保科技有限公司 | Dust removal device for separating light materials from construction waste and using method thereof |
| CN117839353A (en) * | 2022-11-30 | 2024-04-09 | 南通飞跃重型工程设备制造有限公司 | A bag dust collector with circumferential air intake |
| CN117146590A (en) * | 2023-08-30 | 2023-12-01 | 佛山市南海区辉泰科技机械有限公司 | a smelting furnace |
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Application publication date: 20200918 |