CN108939763B - Water film dust collector - Google Patents
Water film dust collector Download PDFInfo
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- CN108939763B CN108939763B CN201811152913.XA CN201811152913A CN108939763B CN 108939763 B CN108939763 B CN 108939763B CN 201811152913 A CN201811152913 A CN 201811152913A CN 108939763 B CN108939763 B CN 108939763B
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- water
- sedimentation
- dust remover
- vertical partition
- partition plate
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 222
- 239000000428 dust Substances 0.000 title claims abstract description 160
- 238000004062 sedimentation Methods 0.000 claims abstract description 167
- 239000000779 smoke Substances 0.000 claims abstract description 37
- 238000005192 partition Methods 0.000 claims description 56
- 238000007789 sealing Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 36
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 14
- 239000003546 flue gas Substances 0.000 abstract description 14
- 239000007788 liquid Substances 0.000 description 14
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 3
- 239000010438 granite Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B01D47/063—Spray cleaning with two or more jets impinging against each other
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention relates to the field of water film dust removal, in particular to a water film dust removal device, which comprises a dust remover cylinder, wherein the upper side surface of the dust remover cylinder is provided with a smoke inlet and a water inlet; the lower end of the interior of the dust remover cylinder is provided with a sedimentation table with a conical structure, the tip end of the sedimentation table faces the upper side surface of the dust remover cylinder, one end of the sedimentation table, which is away from the tip end, is fixedly connected with the dust remover cylinder through a fixing frame, and the distance between the edge of the sedimentation table and the inner wall of the dust remover cylinder is 5-10cm; the lower side of the dust remover cylinder is provided with a water outlet which is communicated with the outside of the inner cavity of the dust remover cylinder and can be detachably connected with a water outlet pipe. The device can improve dust removal quality, reduce the dust particle in the flue gas, improve the exhaust environment.
Description
Technical Field
The invention relates to the field of water film dust removal, in particular to a water film dust removal device.
Background
With the rapid development of industry, the application of boilers is increasing, and a large amount of smoke dust generated by the boilers is discharged to cause serious pollution to the environment and influence the survival health of human beings.
The water film deduster cylinder is a deduster cylinder product which throws dust particles in smoke dust towards the side wall with a water film by virtue of the centrifugal force, and then is washed away by the water film flowing down continuously on the side wall, thereby removing the dust particles. However, the dust of the tiny particles is very difficult to be thrown to the water film wall for removal because of the small inertia. The traditional water film dust remover cylinder body is formed by piling up the granite, the weight is heavy, the transportation cost is high, the installation is difficult, and the tower body built by the granite is manually cut, the inside and the outside are uneven, the appearance is not attractive, and the inside is easy to be blocked by dust deposition; in addition, the sedimentation chamber of the traditional water film dust remover cylinder body and the dust remover cylinder body are of a fixed integrated structure, the chamber is easy to block after long-term use and difficult to clean, the whole chamber is knocked off to be poured again when the chamber is to be cleaned, the service life is greatly shortened, and the maintenance cost is higher; furthermore, the filtered water in the water tank can not be reasonably utilized, so that the resource waste is caused. Because the existing water film dust remover cylinder has the problem that the gas-liquid contact and mixing are insufficient, the water film dust remover cylinder has low dust removing efficiency and insignificant environmental improvement effect. Therefore, a water film dust removing device is required to be invented at present so as to ensure the dust removing quality of the flue gas, prolong the service life of the device and save resources.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a water film dust removal device that can improve dust removal quality, reduce dust particles in flue gas, and improve the exhaust environment.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the water film dust removing device comprises a dust remover cylinder, wherein the upper side surface of the dust remover cylinder is provided with a smoke inlet and a plurality of water inlets, the smoke inlet is communicated with the outside of the inner cavity of the dust remover cylinder, the smoke inlet is connected with a smoke inlet pipe, the plurality of water inlets are respectively connected with a nozzle, the water outlet end of the nozzle faces the lower end of the inside of the dust remover cylinder, and the water inlet end is communicated with the outside through the water inlets and is connected with a water inlet pipe;
the lower end of the interior of the dust remover cylinder body is provided with a sedimentation table with a conical structure, the tip end of the sedimentation table faces the upper side surface of the dust remover cylinder body, one end of the sedimentation table, which faces away from the tip end, is fixedly connected with the dust remover cylinder body through a fixing frame, and the distance between the edge of the sedimentation table and the inner wall of the dust remover cylinder body is 5-10cm; the lower side of the dust remover cylinder body is provided with a water outlet which is communicated with the outside of the inner cavity of the dust remover cylinder body, and the water outlet is detachably connected with a water outlet pipe.
In the invention, further, the lower side surface of the dust remover cylinder body is of an inverted conical structure, and the water outlet is arranged at the tip end of the dust remover cylinder body.
In the invention, further, a plurality of nozzles are also arranged on the inner side wall of the dust remover cylinder body, and the nozzles are arranged along the circumferential direction and the axial direction of the dust remover cylinder body; the water inlet ends of the nozzles penetrate through the side wall of the dust remover cylinder body and extend out of the outside to be connected with the water inlet pipe, and the water outlet ends of the nozzles face the inner side of the dust remover cylinder body.
In the invention, further, the distance from the tip of the sedimentation table to the upper side surface of the dust collector cylinder is not more than 1/2 of the height of the dust collector cylinder, but is more than 1/4 of the height of the dust collector cylinder.
In the invention, further, the water film dust removing device also comprises a sedimentation chamber, wherein the upper side surface of the sedimentation chamber is provided with a water receiving port and a smoke outlet at intervals, the water receiving port is in sealing connection with one end of the water outlet pipe, which is far away from the water outlet, and the smoke outlet is connected with a chimney; the lower end of the sedimentation chamber is provided with a mud outlet which is connected with the mud inlet end of the mud pump.
In the invention, further, a water level sensor is arranged in the sedimentation chamber, the vertical distance between the water level sensor and the smoke outlet is 30-80cm, a reminder and a controller are arranged outside the sedimentation chamber, and the controller is respectively connected with the reminder and the water level sensor.
In the invention, further, a first vertical partition plate and a second vertical partition plate are arranged in the sedimentation chamber at intervals, the upper end of the first vertical partition plate is connected with the upper side surface of the sedimentation chamber, the lower end of the first vertical partition plate is spaced from the lower side surface of the sedimentation chamber, the lower end of the second vertical partition plate is connected with the lower side surface of the sedimentation chamber, the upper end of the second vertical partition plate is connected with a net sheet and is connected with the upper side surface of the sedimentation chamber through the net sheet, and the height of the second vertical partition plate is smaller than the distance from the water level sensor to the lower side surface of the sedimentation chamber but is larger than the distance from the lower end of the first vertical partition plate to the lower side surface of the sedimentation chamber; the first vertical partition plate and the second vertical partition plate divide the sedimentation chamber into a first sedimentation tank, a second sedimentation tank and a third sedimentation tank, the first sedimentation tank and the second sedimentation tank are communicated with each other through the space between the first vertical partition plate and the lower side surface of the sedimentation chamber, and the second sedimentation tank and the third sedimentation tank are communicated with each other through the mesh; the water receiving port and the smoke exhaust port are formed in the upper side surface of the first sedimentation tank, the water level sensor is further installed in the first sedimentation tank, a water outlet is formed in the third sedimentation tank, the minimum distance from the water outlet to the lower side surface of the sedimentation chamber is equal to the height of the second vertical partition plate, the water outlet is connected with the water inlet end of the water suction pump, the water outlet end of the water suction pump is connected with one end of the water discharge pipe, the other end of the water discharge pipe is provided with a plurality of water discharge ports, and the water discharge ports are detachably connected with one ends, far away from the nozzles, of the water inlet pipe; the lower ends of the first sedimentation tank, the second sedimentation tank and the third sedimentation tank are respectively provided with a mud outlet, and each mud outlet is connected with a mud inlet end of a mud pump.
In the invention, further, the water film dust removing device further comprises a filtering cavity, wherein a transverse net piece is arranged in the filtering cavity, the filtering cavity is divided into an upper cavity and a lower cavity by the transverse net piece, the upper end of the upper cavity is provided with a through hole, the through hole is connected with the mud outlet end of each mud pump, the lower end of the lower cavity is provided with a through hole, the through hole is connected with one end of a water conduit, and the other end of the water conduit is connected with a water pump and is connected with a first sedimentation tank through the water pump.
In the invention, further, the side surface of the first sedimentation tank opposite to the first vertical partition plate is inclined, the side surface is inclined downwards towards the first vertical partition plate, and the side surface is positioned right below the water receiving port.
In the present invention, further, the first vertical partition and the second vertical partition are parallel to each other.
The invention has the following beneficial effects:
1. according to the invention, external flue gas enters the interior of the dust remover cylinder through the flue gas inlet pipe, and under the action of the nozzle, part of dust particles in the flue gas are combined with liquid drops sprayed out of the nozzle, so that the dust remover cylinder can be humidified, weighted and condensed, and can quickly drop onto the sedimentation table and the lower side surface of the dust remover cylinder; because the sedimentation table is of a conical structure, water flow sprayed onto the sedimentation table by the nozzle can fall along the conical surface of the sedimentation table to form a water film, so that part of dust particles with the size falling onto the sedimentation table are easily washed away by the water film flowing down along the conical surface of the sedimentation table, and meanwhile, the water film can wash away the dust particles with the size falling onto the lower side surface of the dust remover cylinder; in addition, the other part of the dust particles falling onto the sedimentation table and the water sprayed onto the sedimentation table by the spray nozzle are bounced to the inner wall of the dust remover barrel and then bounced back onto the sedimentation table, so that a turbulence phenomenon is formed, the dust particles which are not combined with the liquid drops and are in the dust remover barrel and are in the floating state close to the sedimentation table can be fully combined with the water under the action of the turbulence and washed away, thereby realizing the full combination of the dust particles with the liquid drops in the flue gas and being washed away by the water.
2. In the invention, the dust remover cylinder body and the sedimentation chamber are of a detachable connection structure, and the sedimentation chamber is provided with the mud pump, so that an operator can conveniently pump out the soot deposited in the sedimentation chamber, the blockage is prevented, the dust remover cylinder body and the sedimentation chamber have a protective effect, and the service life of the dust remover cylinder body can be prolonged; furthermore, be equipped with first sedimentation tank, second sedimentation tank and third sedimentation tank in the sedimentation chamber, its three can carry out a lot of subsidence to the water in the sedimentation chamber, and will finally subside the water cyclic utilization after the back and arrive in the dust remover barrel, realize resources are saved effect.
3. The water film dust remover has lighter weight than the traditional water film dust remover cylinder, smooth inside and outside, attractive appearance and difficult ash accumulation and blockage inside; the invention also has the effects of improving the dust removal quality, prolonging the service life of the device and saving resources, thereby being worth popularizing greatly.
Drawings
FIG. 1 is a schematic diagram of a water film dust removing device.
Fig. 2 is a schematic structural view of a second embodiment of the present invention.
Fig. 3 is a schematic structural view of a third embodiment of the present invention.
Fig. 4 is a schematic structural view of a fourth embodiment of the present invention.
Description of the main reference signs
In the figure, 1, a dust remover cylinder; 2. a smoke inlet; 3. a water inlet; 4. a smoke inlet pipe; 5. a nozzle; 6. a water inlet pipe; 7. a sedimentation table; 8. a fixing frame; 9. a water outlet; 10. a water outlet pipe; 20. a sedimentation chamber; 30. a water receiving port; 40. a smoke outlet; 50. a chimney; 60. a mud outlet; 70. a mud pump; 80. a water level sensor; 90. a reminder; 100. a controller; 110. a first sedimentation tank; 111. a second sedimentation tank; 112. a third sedimentation tank; 113. a first vertical partition; 114. a second vertical partition; 115. a mesh sheet; 120. a water outlet; 130. a water pump; 140. a drain pipe; 150. a filtration chamber; 1501. an upper chamber; 1502. A lower cavity; 160. a through hole; 170. a through port; 180. a water conduit; 190. and (3) a water pump.
The invention will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
Referring to fig. 1, in a preferred embodiment of the present invention, a water film dust removing apparatus includes a dust remover barrel 1, the dust remover barrel 1 has a hollow cylindrical structure, a smoke inlet 2 and a plurality of water inlets 3 communicating with the outside of the inner cavity of the dust remover barrel 1 are provided on the upper side of the dust remover barrel 1, the smoke inlet 2 is connected with a smoke inlet pipe 4, external smoke is introduced into the dust remover barrel 1 through the smoke inlet pipe 4 and the smoke inlet 2, the plurality of water inlets 3 are respectively connected with a nozzle 5, the water outlet end of the nozzle 5 faces the lower end of the inside of the dust remover barrel 1, the water inlet end is opposite to the water inlets 3 and communicates with the outside through the water inlets 3, and the water inlet end of the nozzle 5 is connected with a water inlet pipe 6; the nozzle 5 is used for spraying liquid drops into the dust remover cylinder 1, so that the sprayed liquid drops are combined with dust particles with the size in the flue gas in the dust remover cylinder 1.
The lower end of the interior of the dust remover barrel 1 is provided with a sedimentation table 7 with a conical structure, the tip end of the sedimentation table 7 faces the upper side surface of the dust remover barrel 1, one end of the sedimentation table, which faces away from the tip end, is connected with a fixing frame 8 and is fixedly connected with the dust remover barrel 1 through the fixing frame 8, and the distance between the edge of the sedimentation table 7 and the inner wall of the dust remover barrel 1 is 5-10cm; the lower side of the dust remover barrel 1 is provided with a water outlet 9 which is communicated with the outside of the inner cavity of the dust remover barrel 1, and the water outlet 9 is detachably connected with a water outlet pipe 10. The liquid drops sprayed by the nozzles 5 in the dust remover cylinder 1 drop onto the sedimentation table 7 and drop along the conical surface of the sedimentation table 7, so that a water film is formed on the conical surface of the sedimentation table 7, and the water falling from the sedimentation table 7 flows into the water outlet pipe 10 through the water outlet 9. Preferably, the distance from the tip of the sedimentation table 7 to the upper side surface of the dust collector barrel 1 is not more than 1/2 of the height of the dust collector barrel 1, but is more than 1/4 of the height of the dust collector barrel 1, so that the divergence of liquid drops sprayed by the nozzles 5 from the nozzles to the sedimentation table 7 is reduced, the cohesive force of the liquid drops falling onto the sedimentation table 7 is improved, and the liquid drops are helped to rebound on the sedimentation table 7.
In the invention, after being combined with liquid drops sprayed out of the nozzle 5, part of dust particles in the flue gas in the dust remover cylinder 1 are humidified, weighted and condensed, and quickly drop onto the sedimentation table 7 and the lower side surface of the dust remover cylinder 1, and part of the dust particles dropping onto the sedimentation table 7 are easily washed away by a water film flowing down along the conical surface of the sedimentation table 7, and meanwhile, the water film also washes away the dust particles dropping onto the lower side surface of the dust remover cylinder 1 and flows out of the dust remover cylinder 1 through the water outlet 9 and the water outlet pipe 10. Preferably, the lower side surface of the dust collector barrel 1 has an inverted cone structure, and the water outlet 9 is formed at the tip end thereof, that is, the lower side surface of the dust collector barrel 1 has a downward inclined structure, so that the liquid drops sprayed by the nozzles 5 and the water film dropped on the sedimentation table 7 fall on the lower side surface of the dust collector barrel 1, and the water film can be formed on the lower side surface when falling along the inclined surface of the lower side surface, and dust particles dropping on the lower side surface of the dust collector barrel 1 can be easily and directly washed away.
In addition, in the invention, the other part of the large and small dust particles dropping on the sedimentation table 7 and the water sprayed by the nozzle 5 are bounced to the inner wall of the dust remover barrel 1 and then bounced back on the sedimentation table 7 to form a turbulence phenomenon, so that the large and small dust particles which are not combined with the liquid drops in the dust remover barrel 1 and are floated to be close to the sedimentation table 7 can be fully combined with the water under the action of the turbulence and washed away, thereby realizing the full combination of the large and small dust particles in the flue gas and the liquid drops and being washed away by the water.
Further, a plurality of nozzles 5 are also arranged on the inner side wall of the dust remover barrel 1, and the plurality of nozzles 5 are arranged along the circumferential direction and the axial direction of the dust remover barrel 1; the water inlet ends of the nozzles 5 penetrate through the side wall of the dust remover barrel 1 and extend out of the outside to be connected with the water inlet pipe 6, and the water outlet ends of the nozzles are positioned at and face the inner side of the dust remover barrel 1; through set up nozzle 5 on the dust remover barrel 1 inside wall, can realize increasing the inside water spray volume of dust remover barrel 1, and can realize increasing the spray area to the flue gas to can accelerate the abundant combination of big or small dust particle and water in the flue gas.
Referring to fig. 2, in a second embodiment of the present invention, a water film dust removing apparatus further includes a settling chamber 20, the settling chamber 20 has a hollow cuboid structure, a water receiving port 30 and a smoke exhaust port 40 are spaced apart from each other on an upper side surface of the settling chamber, the water receiving port 30 is hermetically connected with an end of the water outlet pipe 10 far from the water outlet 9, and the smoke exhaust port 40 is connected with a chimney 50; after the water, the dust particles combined with the water and the flue gas in the dust remover cylinder 1 flow into the sedimentation chamber 20, the water and the dust particles combined with the water are settled in the sedimentation chamber 20, and the flue gas is discharged outside through the smoke outlet 40 and the chimney 50. The lower end of the sedimentation chamber 20 is provided with a mud outlet 60, the mud outlet 60 is connected with a mud inlet end of a mud pump 70, the mud pump 70 is used for pumping out dust particles deposited in the sedimentation chamber 20, an operator can conveniently pump out the dust particles deposited in the sedimentation chamber 20, the blockage is prevented, the protection effect is achieved on the invention, and the service life of the invention can be prolonged. Preferably, a water level sensor 80 is installed in the sedimentation chamber 20, the vertical distance between the water level sensor 80 and the smoke outlet 40 is 30-80cm, a reminder 90 and a controller 100 are installed outside the sedimentation chamber 20, and the controller 100 is respectively connected with the reminder 90 and the water level sensor 80; when the water level in the sedimentation chamber 20 is high to the position of the water level sensor 80, the water level sensor 80 senses the water level in the sedimentation chamber 20 and transmits a water level signal to the controller 100, and the controller 100 receives the water level signal and then controls the reminder 90 to remind the operator to start the dredge pump 70 to pump out the dust particles and water settled in the sedimentation chamber 20, so that the water level is lowered, the water is prevented from submerging the smoke outlet 40, and the discharge of smoke is prevented.
Referring to fig. 3, in a third embodiment of the present invention, preferably, a first vertical partition 113 and a second vertical partition 114 are disposed in the sedimentation chamber 20 at intervals, the first vertical partition 113 and the second vertical partition 114 are parallel to each other, an upper end of the first vertical partition 113 is connected to an upper side of the sedimentation chamber 20, a lower end of the first vertical partition is spaced from a lower side of the sedimentation chamber 20, a lower end of the second vertical partition 114 is connected to a lower side of the sedimentation chamber 20, an upper end of the second vertical partition 114 is connected to a mesh 115, and is connected to an upper side of the sedimentation chamber 20 through the mesh 115, and a height of the second vertical partition 114 is smaller than a distance from the water level sensor 80 to the lower side of the sedimentation chamber 20 but greater than a distance from the lower end of the first vertical partition 113 to the lower side of the sedimentation chamber 20. The first vertical partition 113 and the second vertical partition 114 divide the settling chamber 20 into a first settling tank 110, a second settling tank 111 and a third settling tank 112, the first settling tank 110 and the second settling tank 111 are communicated with each other through the space between the first vertical partition 113 and the lower side surface of the settling chamber 20, and the second settling tank 111 and the third settling tank 112 are communicated with each other through the mesh 115. The water receiving port 30 and the smoke outlet 40 are provided on the upper side of the first sedimentation tank 110, and the water level sensor 80 is also installed in the first sedimentation tank 110, so that water in the dust collector cylinder 1, dust particles combined with water and smoke flow into the first sedimentation tank 110 through the water outlet and the water outlet pipe, then the dust particles combined with water are settled in the first sedimentation tank 110, and the smoke is discharged out of the chimney 50 through the smoke outlet 40. Preferably, the side of the first sedimentation tank 110 opposite to the first vertical partition 113 is inclined, the side is inclined downwards towards the direction of the first vertical partition 113 and is located right below the water receiving opening 30, the side of the first sedimentation tank 110 has a buffering function on the dust particles combined with water and introduced into the first sedimentation tank 110, sedimentation of the dust particles is promoted, meanwhile, the area of the lower side of the first sedimentation tank 110 is reduced, and mud pumping is facilitated on the dust particles deposited on the lower side of the first sedimentation tank 110. Under the action of the first vertical partition plate 113, turbid water at the upper end in the first sedimentation tank 110 cannot directly flow into the second sedimentation tank 111, but is introduced into the second sedimentation tank 111 through the space between the first vertical partition plate 113 and the lower side surface of the sedimentation chamber 20, so that turbid water at the upper end in the first sedimentation tank 110 is facilitated to be settled, and water in the first sedimentation tank 110 is clarified when introduced into the second sedimentation tank 111. When the interval between the first vertical partition 113 and the lower side of the settling chamber 20 is blocked by the deposited dust particles, so that the water in the first settling tank 110 cannot flow into the second settling tank 111, if the water level in the first settling tank 110 is high to the position of the water level sensor 80, under the action of the controller 100, the reminder 90 sounds to remind an operator to start the mud pump 70 to pump out the settled dust particles and water in the settling chamber 20, so that the interval between the first vertical partition 113 and the lower side of the settling chamber 20 is not blocked, and the water in the first settling tank 110 flows into the second settling tank 111. In addition, under the action of the second vertical partition 114, the water deposited with dust particles at the lower end of the second sedimentation tank 111 cannot directly flow into the third sedimentation tank 112, but is introduced into the third sedimentation tank 112 through the mesh 115 positioned at the upper end of the second vertical partition 114, so that the flow of the supernatant water at the upper end of the second sedimentation tank 111 into the third sedimentation tank 112 is facilitated, and the water in the third sedimentation tank 112 is clarified more.
A water outlet 120 is formed in the third sedimentation tank 112, the minimum distance from the water outlet 120 to the lower side surface of the third sedimentation tank 112 is equal to the height of the second vertical partition 114, the water outlet 120 is connected with a water inlet end of the water pump 190, a water outlet end of the water pump 190 is connected with one end of the water drain pipe 140, the other end of the water drain pipe 140 is provided with a plurality of water drain ports, and the water drain ports are detachably connected with one ends, far away from the nozzles, of the water inlet pipes respectively. Therefore, after the dust particles in the third sedimentation tank 112 are settled, the water pump 190 can only pump the supernatant water in the third sedimentation tank 112, and can recycle the water into the water film deduster cylinder 1, thereby realizing the effect of saving resources.
The lower ends of the first sedimentation tank 110, the second sedimentation tank 111 and the third sedimentation tank 112 are respectively provided with the mud outlets 60, and each mud outlet 60 is connected with the mud inlet end of the mud pump 70, so that the operator can conveniently pump out dust particles deposited in the first sedimentation tank 110, the second sedimentation tank 111 and the third sedimentation tank 112.
Referring to fig. 4, in a fourth embodiment of the present invention, a water film dust removing apparatus further includes a filter chamber 150, a transversal mesh 115 is disposed in the filter chamber 150, the transversal mesh 115 divides the filter chamber 150 into an upper chamber 1501 and a lower chamber 1502, a through hole 160 is disposed at an upper end of the upper chamber 1501, the through hole 160 is connected to a mud outlet end of each mud pump 70, mud pumped by the mud pumps 70 flows to the upper chamber 1501 of the filter chamber 150 through the through holes 160, and under the action of the transversal mesh 115, the mud in the upper chamber 1501 of the filter chamber 150 flows to the lower chamber 1502 of the filter chamber 150 after being filtered, and the mud content in the lower chamber 1502 of the filter chamber 150 is low, which is in a clarified state. Preferably, the upper chamber 1501 is provided with a chamber door, so as to facilitate removal of dust particles deposited in the upper chamber 1501. The lower end of the lower cavity 1502 is provided with a through hole 170, the through hole 170 is connected with one end of the water conduit 180, the other end of the water conduit 180 is connected with a water pump 190 and is connected with the first sedimentation tank 110 through the water pump 190, and the arrangement can circularly sediment and utilize the water in the lower cavity 1502 in the filtering chamber 150, so that the effect of saving resources is further realized.
The foregoing description is directed to the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the invention, and all equivalent changes or modifications made under the technical spirit of the present invention should be construed to fall within the scope of the present invention.
Claims (2)
1. The utility model provides a water film dust collector, includes dust remover barrel, its characterized in that: the upper side surface of the dust remover barrel is provided with a smoke inlet and a plurality of water inlets, the smoke inlet is communicated with the outside of the inner cavity of the dust remover barrel, the smoke inlet is connected with a smoke inlet pipe, the plurality of water inlets are respectively connected with a nozzle, the water outlet end of the nozzle faces the lower end of the inside of the dust remover barrel, and the water inlet end is communicated with the outside through the water inlets and is connected with a water inlet pipe;
the lower end of the interior of the dust remover cylinder body is provided with a sedimentation table with a conical structure, the tip end of the sedimentation table faces the upper side surface of the dust remover cylinder body, one end of the sedimentation table, which faces away from the tip end, is fixedly connected with the dust remover cylinder body through a fixing frame, and the distance between the edge of the sedimentation table and the inner wall of the dust remover cylinder body is 5-10cm; the lower side surface of the dust remover cylinder body is provided with a water outlet which is communicated with the outside of the inner cavity of the dust remover cylinder body, and the water outlet is detachably connected with a water outlet pipe;
the lower side surface of the dust remover cylinder body is of an inverted conical structure, and the water outlet is formed in the tip end of the dust remover cylinder body;
the inner side wall of the dust remover cylinder body is also provided with a plurality of nozzles, and the nozzles are arranged along the circumferential direction and the axial direction of the dust remover cylinder body; the water inlet ends of the nozzles penetrate through the side wall of the dust remover cylinder body and extend out of the outside to be connected with a water inlet pipe, and the water outlet ends of the nozzles face the inner side of the dust remover cylinder body;
the water receiving port is in sealing connection with one end, far away from the water outlet, of the water outlet pipe, and the smoke outlet is connected with a chimney; the lower end of the sedimentation chamber is provided with a mud outlet which is connected with a mud inlet end of the mud pump;
a water level sensor is arranged in the sedimentation chamber, the vertical distance between the water level sensor and the smoke outlet is 30-80cm, a reminder and a controller are arranged outside the sedimentation chamber, and the controller is respectively connected with the reminder and the water level sensor;
the sedimentation chamber is internally provided with a first vertical partition plate and a second vertical partition plate at intervals, the upper end of the first vertical partition plate is connected with the upper side surface of the sedimentation chamber, the lower end of the first vertical partition plate is spaced from the lower side surface of the sedimentation chamber, the lower end of the second vertical partition plate is connected with the lower side surface of the sedimentation chamber, the upper end of the second vertical partition plate is connected with a net sheet and is connected with the upper side surface of the sedimentation chamber through the net sheet, and the height of the second vertical partition plate is smaller than the distance from the water level sensor to the lower side surface of the sedimentation chamber but is larger than the distance from the lower end of the first vertical partition plate to the lower side surface of the sedimentation chamber; the first vertical partition plate and the second vertical partition plate divide the sedimentation chamber into a first sedimentation tank, a second sedimentation tank and a third sedimentation tank, the first sedimentation tank and the second sedimentation tank are communicated with each other through the space between the first vertical partition plate and the lower side surface of the sedimentation chamber, and the second sedimentation tank and the third sedimentation tank are communicated with each other through the mesh; the water receiving port and the smoke exhaust port are formed in the upper side surface of the first sedimentation tank, the water level sensor is further installed in the first sedimentation tank, a water outlet is formed in the third sedimentation tank, the minimum distance from the water outlet to the lower side surface of the sedimentation chamber is equal to the height of the second vertical partition plate, the water outlet is connected with the water inlet end of the water suction pump, the water outlet end of the water suction pump is connected with one end of the water discharge pipe, the other end of the water discharge pipe is provided with a plurality of water discharge ports, and the water discharge ports are detachably connected with one ends, far away from the nozzles, of the water inlet pipe; the lower ends of the first sedimentation tank, the second sedimentation tank and the third sedimentation tank are respectively provided with a mud outlet, and each mud outlet is connected with a mud inlet end of a mud pump;
the filter chamber is internally provided with a transverse net piece, the filter chamber is divided into an upper cavity and a lower cavity by the transverse net piece, the upper end of the upper cavity is provided with a through hole, the through hole is connected with the mud outlet end of each mud pump, the lower end of the lower cavity is provided with a through hole, the through hole is connected with one end of a water conduit, and the other end of the water conduit is connected with a water pump and is connected with a first sedimentation tank through the water pump;
the side surface of the first sedimentation tank, which is opposite to the first vertical partition plate, is inclined and is inclined downwards towards the first vertical partition plate, and the side surface is positioned right below the water receiving opening;
the first vertical partition plate and the second vertical partition plate are parallel to each other.
2. A water membrane dedusting apparatus as in claim 1 wherein: the distance from the tip of the sedimentation table to the upper side of the dust collector cylinder is not more than 1/2 of the height of the dust collector cylinder, but is more than 1/4 of the height of the dust collector cylinder.
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| CN201811152913.XA CN108939763B (en) | 2018-09-26 | 2018-09-26 | Water film dust collector |
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| CN201811152913.XA CN108939763B (en) | 2018-09-26 | 2018-09-26 | Water film dust collector |
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| CN108939763B true CN108939763B (en) | 2024-03-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN120189777B (en) * | 2025-01-15 | 2025-10-28 | 山东一清环保设备有限公司 | Welding workshop smoke and dust treatment facility |
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