CN113069858A - Baffle type dust remover - Google Patents
Baffle type dust remover Download PDFInfo
- Publication number
- CN113069858A CN113069858A CN202110210228.3A CN202110210228A CN113069858A CN 113069858 A CN113069858 A CN 113069858A CN 202110210228 A CN202110210228 A CN 202110210228A CN 113069858 A CN113069858 A CN 113069858A
- Authority
- CN
- China
- Prior art keywords
- dust
- gas
- baffle
- flow
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 120
- 239000007788 liquid Substances 0.000 claims abstract description 54
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 238000005507 spraying Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000001556 precipitation Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 description 37
- 239000002245 particle Substances 0.000 description 17
- 239000012530 fluid Substances 0.000 description 13
- 238000007664 blowing Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 6
- 238000011010 flushing procedure Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 238000009835 boiling Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000004071 soot Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Images
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
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/30—Particle separators, e.g. dust precipitators, using loose filtering material
-
- 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
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
-
- 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
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
-
- 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
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention provides a baffle type dust remover which comprises a box body, wherein a cavity is arranged in the box body, and the cavity comprises a mixing area, a settling area, an air inlet, an air outlet, a spraying device, a first baffle and a plurality of second baffles; the gas passes through the gas inlet, the mixing zone, the settling zone and the gas outlet in sequence. The dust removal device is provided with the box body, and the mixing area and the settling area are arranged, so that multiple dust removal operations on gas are realized; the spraying device is arranged above the air inlet, and is used for spraying liquid to mix the liquid with the gas, so that the liquid is finally combined with dust and falls to the precipitation area; by utilizing the blocking and guiding functions of the baffles, the gas is fully mixed with the liquid sprayed by the spraying device and then is contacted with the liquid in the settling zone for multiple times, so that the combination rate of the liquid and the dust is improved, and the dust removal rate of the dust is finally improved; a passage is formed between the second baffle and the liquid level, so that gas can smoothly pass through the second baffles.
Description
Technical Field
The invention relates to the field of environment-friendly equipment, in particular to a baffle type dust remover.
Background
The environmental protection equipment refers to a mechanical product manufactured and built by a production unit or a building installation unit for controlling environmental pollution and improving environmental quality. However, many environmental protection equipments are required to be dedusted during the use of the environmental protection equipments. For dust removing equipment with low dust removing requirements, spray type dust removal is mostly realized by adopting water flow.
However, in practical operation, it is found that the dust removal efficiency of the gas is not high due to the fact that the gas is only in one-time contact with water, and the dust removal requirement of people cannot be met.
Disclosure of Invention
Based on the technical scheme, the invention provides a baffle type dust remover in order to solve the problem of low efficiency of dust removing equipment in the prior art, and the specific technical scheme is as follows:
a baffle type dust remover comprises
The dust collector comprises a box body, wherein a cavity is arranged in the box body, the cavity comprises a mixing area and a settling area for storing liquid used for absorbing dust, and the settling area is communicated with the bottom of the mixing area; the box body is provided with a gas inlet communicated with the mixing region and used for gas to enter, and the box body is provided with a gas outlet communicated with the settling region;
the spraying device is arranged at the top of the cavity;
the first baffle and the air inlet are oppositely arranged on the inner wall of the box body;
the second baffles are arranged in the settling zone to form a serpentine channel, and a passage for the gas to pass through is formed between the second baffles and the liquid level;
the gas passes through the gas inlet, the mixing zone, the settling zone and the gas outlet in sequence.
According to the baffle type dust remover, the box body is arranged, and the mixing area and the settling area are arranged, so that multiple dust removing operations on gas are realized; the spraying device is arranged above the air inlet, and is used for spraying liquid to mix the liquid with the gas, so that the liquid is finally combined with dust and falls to the precipitation area; the plurality of second baffles are arranged in the settling zone, and the gas sequentially passes through the gas inlet, the first baffle, the second baffle and the gas outlet, so that the gas is fully mixed with the liquid sprayed by the spraying device and then is contacted with the liquid in the settling zone for multiple times by utilizing the blocking and guiding effects of the baffles, the combination rate of the liquid and the dust is improved, and the dust removal rate of the dust is finally improved; a channel is formed between the second baffle and the liquid level, so that gas can smoothly pass through the second baffles.
Further, the first baffle is arranged obliquely and guides the gas upwards.
Further, the first baffle is a right-angle baffle.
Furthermore, the inclined edge of the first baffle is an inwards concave conical surface.
Further, the box body also comprises a collecting area which is communicated with the settling area.
Further, the top edge of the settling zone is obliquely arranged, and the uppermost edge of the collecting zone is connected with the bottom of the settling zone.
Further, the air inlet is located above the settling zone.
Further, the baffle type dust collector also comprises a water suction pump communicated with the box body through a pipeline, and the water suction pump is used for pumping the liquid into the spraying device.
Further, the box body also comprises a water inlet, and the box body is communicated with a water source through the water inlet.
Further, a filter screen is connected between the settling zone and the collecting zone.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic view of a baffle dust collector according to one embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a spraying device of a baffle dust collector in one embodiment of the invention;
FIG. 3 is a second schematic structural diagram of a spraying device of a baffle dust collector in one embodiment of the invention;
FIG. 4 is a schematic structural view of a first dust filtering structure of a baffle dust collector in one embodiment of the invention;
FIG. 5 is a schematic view of a sub-duct of a first dust filtration structure of a baffle dust collector in accordance with one embodiment of the present invention;
FIG. 6 is a second schematic structural view of a first dust filtering structure of a baffle dust collector in accordance with one embodiment of the present invention;
FIG. 7 is one of the schematic structural views of a second dust filtering structure of a baffle dust collector in one of the embodiments of the present invention;
FIG. 8 is a second schematic structural view of a second dust filtration structure of a baffle dust collector in accordance with one embodiment of the present invention;
FIG. 9 is a schematic view of the angle a formed by the blades of the second dust filtering structure of the baffle dust collector and the horizontal plane in one embodiment of the invention.
Description of reference numerals:
1. a spraying device; 11. a flow-swirl nozzle body; 111. a cavity of the flow-rotating nozzle; 112. a nozzle flow swirl channel body; 113. a nozzle flow swirl channel inlet; 114. a nozzle flow swirl channel outlet; 12. a deflector ring body; 121. a cavity of the flow guide ring; 122 diversion circulation swirl channel main body; 123. an inlet of the diversion circulation rotary channel; 124. a diversion circulation swirl passage outlet; 13. a base; 2. an air inlet; 3. a first baffle plate; 4. a water pump; 5. an air outlet; 6. a second baffle; 7. a first dust filtration structure; 71. a flow channel inlet; 72. a one-way flow channel; 73. a secondary road; 74. a flow guide part; 75. filtering the bed layer; 76. primary filtering opening; 77. a first dust filtration structure body; 78. a total filtration port; 79. a buffer area; 710. a flow channel outlet; 711. a dust outlet; 712. a dust outlet valve; 713. a first baffle; 714. an outer housing; 715. an upper sidewall; 716. a lower sidewall; 717. a second baffle; 718. a third baffle plate; 719. a rotary nozzle; 8. a second dust filtration structure; 81. fixing a column; 82. a fourth baffle; 83. a blade; 84. a gap.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to embodiments thereof. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The terms "first" and "second" used herein do not denote any particular order or quantity, but rather are used to distinguish one element from another.
As shown in FIGS. 1-9, a baffle duster in one embodiment of the present invention comprises
The dust collector comprises a box body, wherein a cavity is arranged in the box body, the cavity comprises a mixing area and a settling area for storing liquid used for absorbing dust, and the settling area is communicated with the bottom of the mixing area; the box body is provided with a gas inlet 2 communicated with the mixing area and used for gas to enter, and the box body is provided with a gas outlet 5 communicated with the settling area;
the spraying device 1 is arranged at the top of the cavity;
the first baffle 3 is arranged on the inner wall of the box body opposite to the air inlet 2;
the second baffles 6 are arranged in the settling zone to form a serpentine channel, and a passage for the gas to pass through is formed between the second baffles 6 and the liquid level;
the gas passes through the gas inlet 2, the mixing zone, the settling zone, the serpentine channel and the gas outlet 5 in sequence.
According to the baffle type dust remover, the box body is arranged, and the mixing area and the settling area are arranged, so that multiple dust removing operations on gas are realized; the spraying device 1 is arranged at the top of the cavity of the box body, liquid is sprayed out by the spraying device 1 to be mixed with gas, and finally the liquid is combined with dust and falls to a precipitation area; the plurality of second baffles 6 are arranged in the settling zone, and the gas sequentially passes through the gas inlet 2, the first baffle 3, the second baffles 6 and the gas outlet 5, so that the gas is fully mixed with the liquid sprayed by the spraying device 1 and then is contacted with the liquid in the settling zone for multiple times by utilizing the blocking and guiding effects of the baffles, the combination rate of the liquid and the dust is improved, and the dust removal rate of the dust is finally improved; and a passage is formed between the second baffle 6 and the liquid level, so that gas can smoothly pass through the second baffles 6.
In one embodiment, the liquid may be water.
In one embodiment, the baffle dust collector further comprises a water suction pump 4 communicated with the box body through a pipeline, and the water suction pump 4 sucks the liquid into the spraying device 1.
In one embodiment, the first baffle 3 is disposed obliquely and the first baffle 3 directs the gas upward.
In one embodiment, the first baffle 3 is a right angle baffle.
In one embodiment, the oblique side of the first baffle 3 is a concave conical surface.
In one embodiment, the spraying device 1 includes a flow rotary nozzle body 11, a flow guide ring body 12 and a base 13, the flow rotary nozzle body 11 is a cylindrical shell with an opening at one end, the flow guide ring body 12 is cylindrical, the flow guide ring body 12 is sleeved on the periphery of the cylindrical periphery of the flow rotary nozzle body 11, the end surface of the flow rotary nozzle body 11 and the end surface of the flow guide ring body 12 on the same side are arranged on the surface of one side of the base 13, and the other side of the base 13 is fixedly connected to the top of a cavity of the box body;
the cavity inside the cylindrical shell of the flow-swirl nozzle body 11 is a flow-swirl nozzle cavity 111, the base 13 is provided with a flow-swirl nozzle pipe orifice, the water pump 4 is communicated with the flow-swirl nozzle pipe orifice through a pipeline, the flow-swirl nozzle pipe orifice leads to the flow-swirl nozzle cavity 111 from the opening end of the flow-swirl nozzle body 11, the cylindrical periphery of the flow-swirl nozzle body 11 is provided with a plurality of nozzle flow-swirl passage bodies 112, one end of each nozzle flow-swirl passage body 112 is a nozzle flow-swirl passage inlet 113, the other end of each nozzle flow-swirl passage body 112 is a nozzle flow-swirl passage outlet 114, the nozzle flow-swirl passage inlet 113 is communicated with the flow-swirl nozzle cavity 111, and the nozzle flow-swirl passage outlet 114 leads to the outside of the cylindrical periphery of the flow-swirl nozzle body 11; the nozzle flow swirling channel main body 112 is arc-shaped, so that the liquid ejected from the nozzle flow swirling channel outlet 114 flows out along the tangential direction of the cylindrical peripheral surface of the flow swirling nozzle main body 11;
a space between the guide ring main body 12 and the flow rotary nozzle main body 11 is a guide ring cavity 121, a plurality of guide circulation rotary channel main bodies 122 are arranged on the cylindrical peripheral surface of the guide ring main body 12, one end of each guide circulation rotary channel main body 122 is a guide circulation rotary channel inlet 123, the other end of each guide circulation rotary channel main body 122 is a guide circulation rotary channel outlet 124, the guide circulation rotary channel inlets 123 are communicated with the guide ring cavity 121, and the guide circulation rotary channel outlets 124 are communicated with the outside of the cylindrical peripheral surface of the guide ring main body 12; the flow guiding circulation rotation channel main body 122 is arranged in an arc shape, so that the liquid sprayed from the flow guiding circulation rotation channel outlet 124 flows out along the tangential direction of the cylindrical peripheral surface of the flow guiding ring main body 12, and the arc direction of the flow guiding circulation rotation channel main body 122 and the arc direction of the nozzle flow rotation channel main body 112 move forward.
In one embodiment, the spraying device 1 comprises a flow rotary nozzle body 11, a guide ring body 12 and a base 13, wherein the flow rotary nozzle body 11 is a cylindrical shell with an open end, the base 13 is provided with a flow rotary nozzle orifice communicated with the open end of the flow rotary nozzle body 11, so that liquid can enter the flow rotary nozzle cavity 111 from the flow rotary nozzle orifice, and flows out of the nozzle flow swirling channel body 112, the nozzle flow swirling channel body 112 is provided in an arc shape, when the liquid flows along the nozzle flow rotating channel main body 112, the sprayed liquid is sprayed along the tangential direction of the cylindrical peripheral surface of the flow rotating nozzle main body 11 under the flow guiding action of the arc-shaped side surface of the channel, since there are a plurality of the nozzle swirl passage bodies 112 along the circumferential surface of the swirl nozzle body 11, a plurality of liquids cooperate to form a swirling liquid.
In one embodiment, the guide ring main body 12 has a guide ring swirl passage body 122 on the periphery thereof, which functions similarly to the nozzle swirl passage body 112, and further guides the rotating liquid, and the liquid flowing out of the guide ring swirl passage outlet 124 is tangentially sprayed along the periphery of the guide ring main body 12 to form the rotating liquid.
In one embodiment, the arc direction of the flow guiding circulation rotation channel main body 122 and the arc direction of the nozzle flow rotation channel main body 112 are in the same direction, which means that when a plurality of liquid flows out from the nozzle flow rotation channel main body 112 and a plurality of liquid flows out from the flow guiding circulation rotation channel main body 122, both clockwise rotation and counterclockwise rotation are formed.
In one embodiment, the two rotational flows of the liquid through the nozzle flow swirl channel body 112 and the flow guide circular flow swirl channel body 122 enhance the rotational tendency of the liquid.
In addition, since the upper gap 84 between the flow rotary nozzle body 11 and the deflector ring body 12 is blocked by the base 13, part of the liquid flows out from the lower gap 84 between the flow rotary nozzle body 11 and the deflector ring body 12, and forms a downward rotating liquid column under the action of the rotating liquid. When the dust carrying gas contacts the liquid column, the disturbed dust carrying gas collides with the surrounding dust carrying gas, in the collision process, the dust carrying gas block is promoted to break to form fine particles, and the liquid flows through the fine particles to quickly infiltrate the dust carrying gas.
In one embodiment, in order to make the flow swirl sprayed by the flow swirl nozzle body more uniform, it is preferable that the nozzle flow swirl channel main bodies 112 are uniformly distributed along the cylindrical circumference of the flow swirl nozzle main body 11, and the guide ring flow swirl channel main bodies 122 are uniformly distributed along the cylindrical circumference of the guide ring main body 12, so that each liquid is uniformly distributed in the circumferential direction.
In one embodiment, the liquid introduced into the nozzle of the cyclone nozzle may be a high-pressure liquid to enhance the impact force on the dust-laden gas, and preferably, the opening size of the nozzle flow cyclone inlet 113 is larger than the opening size of the nozzle flow cyclone outlet 114, and the opening size of the flow guiding circulation cyclone inlet 123 is larger than the opening size of the flow guiding circulation cyclone outlet 124. Thereby accelerating the flow rate of the liquid while passing through the nozzle swirl passage body 112 and the guide ring swirl passage body 122.
In addition, in order to enhance the disturbance effect when the rotating fluid is ejected from the flow rotary nozzle, it is preferable that a plane of an end surface of the deflector ring main body 12 on a side away from the base 13 and a plane of an end surface of the flow rotary nozzle main body 111 on the side have a preset included angle t, where t is 6 to 85 °.
Due to the design of the included angle t, part of the circumferential surface of the flow rotary nozzle body 11 is blocked by more guide ring bodies 12, so that the rotary liquid column is not completely symmetrical, but is deviated to the lowest point end of the guide ring bodies 12, namely the shortest end of the guide ring bodies 12, and irregular fluid disturbance is more beneficial to pushing dust-carrying gas to collide and break. More preferably, t may be 35 to 60 °.
In one embodiment, a first dust filtering structure 7 is connected between two second baffles 6 at the junction of the mixing zone and the settling zone, and includes an outer shell 714 connected with the second baffles 6 and at least one layer of filtering device vertically arranged in the outer shell 714, the filtering device includes at least one filtering unit, the filtering unit includes an auxiliary channel 73, a filtering bed layer 75 is arranged in the auxiliary channel 73, a flow guiding portion 74 is arranged at the upper portion of the filtering bed layer 75, dust-carrying gas enters the filtering bed layer 75 after being shunted by the flow guiding portion 74, and the flow guiding portion 74 plays a role in dispersing and uniformly distributing fluid; the auxiliary channel 73 is provided with an exhaust part at the lower side covered by the filter bed layer 75, the exhaust part can be a narrow gap or a hole or other parts capable of exhausting gas, and the exhaust part is selectively provided as a primary filter opening 76. The auxiliary road 73 filter bed 75 upper portion sets up and to carry the gaseous reposition of redundant personnel of dirt the water conservancy diversion portion 74, water conservancy diversion portion 74 plays dispersion and the fluidic effect of equipartition, and the gas of carrying the dirt after the infiltration is carried the gaseous dispersion back, carry the granule dirt particle in the dirt gas with filter bed 75's grained layer fully contacts, can improve dust desorption efficiency and blowback dust removal effect.
In one embodiment, the top of the outer shell 714 is provided with a flow passage inlet 71, the lower end of the outer shell 714 is provided with a buffer area 79 and a flow passage outlet 710, and the flow passage outlet 710 is arranged at the lower end of the buffer area 79; the lower end of the flow channel inlet 71 is a one-way flow channel 72, the auxiliary channels 73 are arranged at two sides of the one-way flow channel 72, and the auxiliary channels 73 are communicated with the one-way flow channel 72; the flow channel inlet 71, the unidirectional flow channel 72 and the buffer area 79 are positioned on the same plumb line; large particle dust particles in the soaked dust-carrying gas enter the one-way flow channel 72 from the flow channel inlet 71 and fall into the buffer area 79 for discharge. The flow channel inlet 71 is provided with a gate for controlling the flow of gas.
In one embodiment, an included angle between the sidewall of the buffer area 79 and the vertical direction is 60 °, the design can reduce the generation of a fluid dead zone and a secondary dust raising phenomenon, and the dust outlet 711 is arranged below the buffer area 79, so that the design can basically ensure that no secondary carrying phenomenon occurs in the buffer area 79.
In one embodiment, the lower side of the outer housing 714 is further provided with a general filtering port 78 for discharging filtered gas; the cleaned gas after dust carrying gas is filtered and removed is discharged from the main filter opening 78. The primary filter port 76 of each secondary channel 73 is a filtered clean air port, the clean air of each secondary channel 73 is discharged from the primary filter port 76 and finally discharged from the main filter port 78, the space between the outer shell 714 and the inner shell of the secondary channel 73 is a clean air flowing area, and the communicating space between the one-way flow channel 72 and the buffer area 79 is a filtered dust settling area.
In one embodiment, the sub-channel 73 is provided with a rotary nozzle 719 at an upper outer portion; the rotary nozzle 719 is arranged on the upper portion of the outer side of the auxiliary channel 73, back flushing is performed on the inside of the filter bed layer 75, a particle layer is enabled to generate a boiling phenomenon, partial dust particles are discharged from the bottom of the auxiliary channel 73 and fall into the buffer area 79, and in order to avoid generation of fluid dead corners, the rotary nozzle 719 is arranged to be capable of rotating at various angles, so that back flushing is facilitated. And the rotary nozzle 719 is communicated with a back blowing device, such as a back blowing gun, and the back blowing is performed on the auxiliary channel 73 at the rotary nozzle 719.
In one embodiment, the secondary channel 73 is defined by an inner housing and a third baffle 718, the inner housing includes an upper side wall 715 and a lower side wall 716, and the bottom of the lower side wall 716 is connected to the third baffle 718; the side wall of the inner shell comprises but is not limited to a smooth streamline shape, and is preferably in a streamline arc shape; the lower side wall 716 is obliquely arranged; after the side wall of the inner shell is set to be smooth and streamlined, the problem of dust accumulation can be avoided, and dust removal can be better carried out. The lower side wall 716 of the inner housing is arranged to be inclined to facilitate dust collection towards the bottom. A passage is formed between the upper side wall 715 and the third baffle 718 of the inner housing for dust-carrying gas to enter the auxiliary channel 73.
In one embodiment, the inner housing of the auxiliary channel 73 is not limited to the shape in the drawing, and is adjustable according to specific working conditions and processing modes, and the dust removal efficiency can be ensured by meeting the operation requirements after the flow field simulation.
In one embodiment, the included angle between the lower side wall 716 and the vertical direction is 60 ° -up to
Between 90 degrees; will lateral wall 716 and vertical direction contained angle setting are in this within range down, can guarantee the dust to the gathering effect of bottom, can also guarantee simultaneously to carry the dirt gas to be in filter bed 75's abundant filtration.
In one embodiment, a dust outlet 711 is provided at a connection position of the bottom of the lower sidewall 716 and the third baffle 718, and a dust outlet valve 712 is provided at the dust outlet 711; after the dust-carrying gas is filtered by the filter bed layer 75, part of the dust collected at the bottom slides down to the dust outlet 711 under the action of gravity to discharge dust, so that the phenomenon of back mixing caused by the sliding of the dust in the filtering or back blowing process can be prevented. The dust outlet 711 of each auxiliary channel 73 is communicated with the one-way flow channel 72; dust-carrying gas filtered by the filter bed 75 enters the one-way flow passage 72 through the dust outlet 711, and then falls into the buffer area 79 for discharge.
In one embodiment, as shown in fig. 5, the diversion part 74 is a first diversion plate 713 disposed in the auxiliary channel 73 at the upper part of the filter bed 75.
Specifically, the first baffle 713 is a horizontally arranged baffle, and a plurality of air vents are arranged on the baffle; the flow guiding portion 74 may be a grid structure, and the partition plate having a plurality of air vents is provided, so that dust-carrying gas is divided into more fluid when passing through the flow guiding portion 74, and the particle layers at various positions in the filter bed layer 75 are fully utilized.
In one embodiment, as shown in fig. 6, optionally, the flow guiding part 74 is a second flow guiding plate 717 which is inserted into the filtering bed 75 of the secondary channel 73, and the second flow guiding plate 717 is composed of a plurality of folding plates with set intervals therebetween; the folded plate is a transverse V-shaped plate or a transverse W-shaped plate; set up a plurality of folded plates and constitute water conservancy diversion portion 74, the folded plate can make the gas reposition of redundant personnel of carrying the dirt become the stranded, and every share of fluid is in circuitous under the effect of folded plate, carry the dirt gas with filter bed 75 contact is more abundant, and dust removal effect is better.
In one embodiment, each of the baffles includes, but is not limited to, the shapes described in the two embodiments. According to the fluid distribution condition, arrange the guide plate of different shapes, make the gas that carries the dirt fully contact the grained layer, improved desorption efficiency and blowback dust removal effect.
In one embodiment, the first dust filtering structure 7 of the three-layer filtering device is taken as an example: the upper part of the outer shell 714 is provided with a dust carrying gas inlet (namely, a flow passage inlet 71), the gas flow is controlled by the spile door, the speed range of the dust carrying gas in the main working area is preferably 0.3-0.6m/s, and the speed can ensure higher dust removal efficiency. Dust-carrying gas enters the main working area after passing through the divergent section, and the large-particle-size dust particles are not sufficiently carried by the fluid due to the reduction of the wind speed, and directly fall into the buffer area 79 under the action of gravity (in the figure, black large arrows in the middle indicate the flow path of the large-particle-size dust particles, black small arrows biased to two sides indicate the flow path of the remaining dust particles, and white arrows indicate the flow path of the purified gas flowing out of the primary filter 76 of the secondary channel 73). The remaining dust particles are carried by the fluid and are blocked by the housing in the secondary channel 73 to be removed by the filter bed 75. The filter material used in the filter bed layer 75 has wide applicability, can select a material with a particle size of 1-10mm according to different working conditions, and can reduce pressure loss to the maximum extent by matching the primary filter port 76 with a particle size smaller than the particle size of the material according to the characteristics of the selected filter material on the premise of not leaking the filter material. According to the working condition of the dust-carrying gas, the filter bed layer 75 is provided with the diversion part 74 in a proper form, the dust-carrying fluid passes through the diversion part 74, the dust-carrying gas is divided and uniformly enters the filter bed layer 75, under the action of mechanisms such as inertial collision, diffusion sedimentation, gravity sedimentation, screening and the like, the gas is purified and is discharged to the space between the outer shell 714 and the inner shell of the auxiliary channel 73 through the primary filter port 76, and finally, the clean gas is discharged from the lower total filter port 78. Under the structure of the three-layer filtering layer, the priority is basically the same, the dust removal principle is the same, and the aim of uniform-speed and high-efficiency dust removal can be achieved.
In one embodiment, in order to ensure that the particle layer material still keeps working efficiently in a period of time and cope with the working condition of large air volume, the particle layer material can be subjected to pneumatic back-flushing ash flushing according to the working condition. When the first dust filtering structure 7 is in a back soot blowing and flushing state, the lower primary filtering port 76 is closed, back blowing is performed through the rotary nozzle 719, high-pressure gas is sprayed into the auxiliary channel 73, the filtering material is in a boiling state under the action of the flow guide part 74, the fluid brings out dust in the filtering material, and the rotary nozzle 719 can rotate to avoid incomplete soot cleaning. The dust outlet 711 is arranged to avoid a back mixing phenomenon occurring in a back blowing process, and dust falls into the one-way flow channel 72 through the dust outlet 711, falls into the buffer area 79 and is discharged from the flow channel outlet 710. Also the third baffle 718 ensures that no particle layer is blown out of the secondary channel 73.
When the first dust filtering structure 7 is in a dust removing state, the primary filtering port 76 is opened for exhausting, so that dust carrying fluid can pass through the primary filtering port; when the first dust filtering structure 7 is in a soot blowing reverse state, the primary filter opening 76 is closed, and a reverse blowing device is connected to the rotary nozzle 719 for reverse blowing. The rotary nozzles 719 are located on the side of the auxiliary channel 73, so that the rotary nozzles 719 can be prevented from being blocked, the back blowing resistance is reduced, the operation cost is saved, the particle layer is more sufficiently in a boiling state, and dust is smoothly blown into the one-way flow channel 72 for sedimentation.
In one embodiment, a second dust filtering structure 8 is connected to a passing section formed between the inner wall of the box body provided with the air outlet 5 and the second and fourth baffle plates 82 which are adjacent to each other, the second dust filtering structure 8 comprises a fixing column 81 connected to the top of the settling zone, the fixing column 81 can be made of stainless steel or concrete, or of course, other corrosion-resistant materials, multiple layers of the fourth baffle plates 82 are fixed on the fixing column 81 in the vertical direction, each layer of the fixing column drives the fourth baffle plate 82 to be composed of multiple fan-shaped blades 83, the blades 83 of the fourth baffle plates 82 in two adjacent layers are staggered with each other, each blade 83 and the horizontal plane form an inclined included angle a, that is, the height difference exists between the two extended intersecting side surfaces of each blade 83, as can be seen from the drawing, the two side surfaces are not perpendicular to the horizontal plane, and a gap 84 exists between two adjacent blades 83 on the same layer. In the technical field, the range of the inclined included angle a is as follows: preferably, the angle a is 5 DEG to 30 DEG, and the angle a is 22.5 deg. The size of the included angle a has a direct relationship with the size of the gap 84, the included angle a is larger, the gap 84 is larger, the included angle a is smaller, and the gap 84 is smaller. In addition, the blades 83 may be made of stainless steel or concrete, or another corrosion-resistant material, the fourth baffle 82 in this embodiment has four layers, each layer of the fourth baffle 82 is composed of 8 to 24 blades 83, the number of the blades 83 is determined according to the size of the passing interval, when the passing interval is larger, the number of the blades 83 is larger, otherwise, the number of the blades 83 is smaller, and also in order to obtain a better dust removal effect, the number of the fourth baffles 82 may be changed according to actual conditions, and details are not repeated herein.
In order to increase the contact area to the maximum and prolong the exchange time of gas and water, the sum of the axial projection area of the vanes 83 and the axial projection area of the fixed columns 81 constituting each layer of the fourth baffle 82 is equal to the cross-sectional area of the passing section.
In one embodiment, the tank further comprises a collection area, the collection area communicating with the settling area.
In one embodiment, the top edge of the settling zone is inclined and the uppermost edge of the collection zone is connected to the bottom of the settling zone.
In one embodiment, the gas inlet 2 is located above the settling zone.
In one embodiment, the tank further comprises a water inlet through which the tank communicates with a water source.
In one embodiment, a screen is connected between the settling zone and the collection zone.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A baffle type dust remover is characterized by comprising
The dust collector comprises a box body, wherein a cavity is arranged in the box body, the cavity comprises a mixing area and a settling area for storing liquid used for absorbing dust, and the settling area is communicated with the bottom of the mixing area; the box body is provided with a gas inlet communicated with the mixing region and used for gas to enter, and the box body is provided with a gas outlet communicated with the settling region;
the spraying device is arranged at the top of the cavity;
the first baffle and the air inlet are oppositely arranged on the inner wall of the box body;
the second baffles are arranged in the settling zone to form a serpentine channel, and a passage for the gas to pass through is formed between the second baffles and the liquid level;
the gas passes through the gas inlet, the mixing zone, the settling zone and the gas outlet in sequence.
2. A baffled dust separator as claimed in claim 1, in which the first baffle is inclined and the first baffle directs the gas upwardly.
3. A baffled dust separator as claimed in claim 2, in which the first baffle is a right angle baffle.
4. A baffled dust separator as claimed in claim 3, in which the bevelled edge of the first baffle is a concave conical surface.
5. The baffled dust separator of claim 1, wherein the housing further comprises a collection region, the collection region communicating with the settling region.
6. A baffled dust separator as claimed in claim 5 in which the top edge of the settling zone is inclined and the uppermost edge of the collection zone is connected to the bottom of the settling zone.
7. A baffled dust separator as claimed in claim 1, in which the air inlet is located above the settling zone.
8. A baghouse as defined in claim 1, further comprising a suction pump in communication with said tank through a conduit, said suction pump drawing said liquid into said spray assembly.
9. A baffled dust separator as claimed in claim 1, wherein the housing further comprises a water inlet through which the housing communicates with a source of water.
10. A baffled dust separator as claimed in claim 6 wherein a screen is connected between the settling zone and the collection zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110210228.3A CN113069858A (en) | 2021-02-24 | 2021-02-24 | Baffle type dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110210228.3A CN113069858A (en) | 2021-02-24 | 2021-02-24 | Baffle type dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113069858A true CN113069858A (en) | 2021-07-06 |
Family
ID=76609708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110210228.3A Pending CN113069858A (en) | 2021-02-24 | 2021-02-24 | Baffle type dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113069858A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115276374A (en) * | 2022-06-30 | 2022-11-01 | 南京鼎恩电子信息有限公司 | Converter of direct current remote power supply |
| CN117526107A (en) * | 2023-11-09 | 2024-02-06 | 河北优格电气设备有限公司 | Block terminal with dehumidification dust removal function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423589A (en) * | 2011-10-21 | 2012-04-25 | 浙江大东吴集团建设新材料有限公司 | Deduster and method for treating haydite kiln tail gas therewith |
| CN202277765U (en) * | 2011-10-21 | 2012-06-20 | 浙江大东吴集团建设新材料有限公司 | Dust collector |
| CN202620959U (en) * | 2012-04-24 | 2012-12-26 | 南昌航空大学 | Conical multi-side-channel type spray desulfurizing dust remover |
| CN105627695A (en) * | 2016-03-23 | 2016-06-01 | 四川大学 | Cyclone nozzle, vibration fluidized bed and drying system of vibration fluidized bed |
| CN106268100A (en) * | 2016-08-12 | 2017-01-04 | 山东神华山大能源环境有限公司 | A kind of improvement type gravel bed filter |
| CN212327784U (en) * | 2020-03-19 | 2021-01-12 | 扬州润达气动液压成套设备有限公司 | Servo whirlwind water impact dust collector |
-
2021
- 2021-02-24 CN CN202110210228.3A patent/CN113069858A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423589A (en) * | 2011-10-21 | 2012-04-25 | 浙江大东吴集团建设新材料有限公司 | Deduster and method for treating haydite kiln tail gas therewith |
| CN202277765U (en) * | 2011-10-21 | 2012-06-20 | 浙江大东吴集团建设新材料有限公司 | Dust collector |
| CN202620959U (en) * | 2012-04-24 | 2012-12-26 | 南昌航空大学 | Conical multi-side-channel type spray desulfurizing dust remover |
| CN105627695A (en) * | 2016-03-23 | 2016-06-01 | 四川大学 | Cyclone nozzle, vibration fluidized bed and drying system of vibration fluidized bed |
| CN106268100A (en) * | 2016-08-12 | 2017-01-04 | 山东神华山大能源环境有限公司 | A kind of improvement type gravel bed filter |
| CN212327784U (en) * | 2020-03-19 | 2021-01-12 | 扬州润达气动液压成套设备有限公司 | Servo whirlwind water impact dust collector |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115276374A (en) * | 2022-06-30 | 2022-11-01 | 南京鼎恩电子信息有限公司 | Converter of direct current remote power supply |
| CN117526107A (en) * | 2023-11-09 | 2024-02-06 | 河北优格电气设备有限公司 | Block terminal with dehumidification dust removal function |
| CN117526107B (en) * | 2023-11-09 | 2024-05-28 | 河北优格电气设备有限公司 | Block terminal with dehumidification dust removal function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101254399B (en) | High-efficiency low energy consumption desulfurized dust removing equipment | |
| CN113069858A (en) | Baffle type dust remover | |
| TWM560938U (en) | Dust and mist removal device and absorption tower | |
| TWM560945U (en) | Dust and mist removal device and absorption tower | |
| CN208541953U (en) | Wet-type spray deduster | |
| CN210674634U (en) | Jet flow mixing tower for air dust removal | |
| CN208742179U (en) | A kind of workshop dust-extraction unit | |
| CN104307286A (en) | High-efficiency combined type dust collection device | |
| CN212594795U (en) | Wet dust collector | |
| CN105944547A (en) | Absorption tower device with ultralow emission of flue gas and application | |
| CN215388367U (en) | Dust remover | |
| CN215962782U (en) | Internal spraying type rotational flow air purification device | |
| CN102527181A (en) | Dust removal equipment | |
| CN202427314U (en) | Dust-removing equipment | |
| CN112546792A (en) | Dust removal device with cyclone screen | |
| CN208320292U (en) | Dust collect unit by water | |
| CN2440164Y (en) | Shower foam desulfurizing duster | |
| CN217247685U (en) | Wet-type industrial dust removal system | |
| CN212820691U (en) | Novel spray room oil-gas separation and waste oil recovery system | |
| CN111450653B (en) | Device for purifying dust-carrying pressure gas | |
| LU501278B1 (en) | Novel strengthened gas-liquid mixing and exchange device and method thereof | |
| CN214914459U (en) | Novel four-barrel rotational flow device | |
| CN218074850U (en) | A separation module and cleaning machine for cleaning machine | |
| CN218249318U (en) | Dedusting and demisting device | |
| CN214914188U (en) | High-temperature flue gas dust and oil removing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210706 |
|
| RJ01 | Rejection of invention patent application after publication |