CN220802538U - Dust removing device for fine dust - Google Patents
Dust removing device for fine dust Download PDFInfo
- Publication number
- CN220802538U CN220802538U CN202322340328.5U CN202322340328U CN220802538U CN 220802538 U CN220802538 U CN 220802538U CN 202322340328 U CN202322340328 U CN 202322340328U CN 220802538 U CN220802538 U CN 220802538U
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- Prior art keywords
- dust
- water
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- impact
- filter screen
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- 239000000428 dust Substances 0.000 title claims abstract description 103
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 93
- 238000005507 spraying Methods 0.000 claims abstract description 20
- 239000002245 particle Substances 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 239000013618 particulate matter Substances 0.000 claims abstract description 4
- 238000001179 sorption measurement Methods 0.000 claims description 22
- 239000007921 spray Substances 0.000 claims description 11
- 239000003595 mist Substances 0.000 claims description 4
- 230000003116 impacting effect Effects 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000011282 treatment Methods 0.000 abstract description 6
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000003814 drug Substances 0.000 abstract description 2
- 239000007787 solid Substances 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 3
- 238000011284 combination treatment Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000005156 Dehydration Diseases 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Separation Of Particles Using Liquids (AREA)
Abstract
The utility model relates to a dust removing device for fine dust, which comprises a dust impact spraying chamber, a water surface impact absorbing chamber and an exhaust chamber, wherein the dust impact spraying chamber, the water surface impact absorbing chamber and the exhaust chamber are mutually attached and are directly communicated, the dust impact spraying chamber is provided with a dust gas inlet, a first filter screen is arranged in the dust impact spraying chamber, the top of the water surface impact absorbing chamber is provided with a water nozzle, the bottom of the water surface impact absorbing chamber is provided with water, the exhaust chamber is provided with an exhaust port, and the interior of the exhaust chamber is provided with a second filter screen. Compared with the prior art, the utility model has the advantages that water is adopted for filtering and dedusting, the particulate matter is more clean to treat, and the dedusting air quantity is more stable; the treatment chambers are directly attached and communicated, dust is not easy to deposit and block, and the device has long continuous service time; the operation cost is low, water after adsorbing particles does not need to be treated by adding any medicament, and can be reused only by press filtration through a press filter, so that the cost is low and the dust removal efficiency is high; the method has the advantages of eliminating environmental pollution and risk hidden danger of dust explosion in production factories.
Description
Technical Field
The utility model relates to a dust removing device, in particular to a dust removing device for fine dust.
Background
At present, dust treatment equipment is commonly arranged in factories for producing dust in product processing, dry filter elements with different specifications are adopted according to the granularity of the produced dust, and the dry filter elements have the following defects: 1) The dry filter element has short service life and high use cost. 2) The dry filter element has the advantages that the wind speed and the flow rate can be gradually reduced along with the increase of the service time even if the dry filter element has a back blowing function, and the whole operation effect is unstable. If the dust removal efficiency of the filter element is reduced, the hidden danger of environmental pollution and dust explosion exists in the production factory.
Through retrieving, application publication number CN111715003a discloses a device for purifying air with dust, specifically discloses: the method comprises the steps of adopting a fan boosting bin, a spray purifying bin, a water dedusting mixing bin, a solid dehumidifying adsorption bin and an organic solvent dedusting mixing bin, collecting and boosting dust air to form dust-carrying airflow through the fan boosting bin, and spraying the dust-carrying airflow through the spray purifying bin to enable solid particles in the airflow to be dissolved in water or to increase weight when meeting water to precipitate; carrying out liquid-gas combination treatment on the dust-carrying air flow through a water dedusting mixing bin, so that water is fully contacted with the air flow and solid particles in the air flow are dissolved; dehumidifying the dust-carrying airflow and adsorbing harmful substances by a solid dehumidifying adsorption bin; the dust-carrying airflow can be subjected to liquid-gas combination treatment through the organic solvent dust-removing mixing bin, so that the organic solvent is fully contacted with the airflow and dissolves solid particles in the airflow, and the effects of simple, convenient, efficient and graded purification of the dust-carrying air are achieved.
But the device structure is comparatively complicated, links to each other through the pipeline between the different storehouses that contain in the device, has restricted the flow of taking the dust air to a certain extent, and the device is through long-term work, and the dust in the dust air deposits in the pipeline easily, causes the jam, needs to clear up regularly, consumes the manpower and influences the sustainable use of device.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a dust removing device for fine dust.
The aim of the utility model can be achieved by the following technical scheme:
According to one aspect of the utility model, there is provided a dust removing device for fine dust, comprising a dust impact spraying chamber, a water surface impact absorbing chamber and an exhaust chamber which are mutually attached and are directly communicated, wherein the dust impact spraying chamber is provided with a dust gas air inlet, a first filter screen is arranged inside the dust impact spraying chamber, water nozzles are arranged at the tops of the dust impact spraying chamber and the water surface impact absorbing chamber, water is filled at the bottom of the water surface impact absorbing chamber, an exhaust port is arranged in the exhaust chamber, and a second filter screen is arranged inside the exhaust chamber.
As a preferable technical scheme, the dust impact spraying chamber, the water surface impact adsorption chamber and the exhaust chamber are arranged in sequence.
As a preferable technical scheme, the number of the water surface impact adsorption chambers is at least one.
As the preferable technical scheme, the dust gas air inlet is positioned at the lower part of the dust impact spraying chamber, and the gas to be treated flows upwards through the first filter screen after entering the dust impact spraying chamber.
As the preferable technical scheme, the top of the first filter screen is an inclined surface, the first filter screen is wetted by a water nozzle at the top of the dust impact spray chamber, and a water film for adsorbing particles is attached to the surface of the first filter screen.
As a preferable technical scheme, the shape of the water mist sprayed by the water nozzle is a sector.
As a preferable technical scheme, the water surface of the water at the bottom of the water surface impact adsorption chamber collides with the gas to be treated entering the water surface impact adsorption chamber, and particles in the gas to be treated are absorbed and precipitated by the water.
As a preferable technical scheme, the lower surface of the second filter screen is an inclined surface, and the gas treated by the water surface impact adsorption chamber is dehydrated by the second filter screen.
As a preferable technical scheme, the exhaust port is positioned at the top of the exhaust chamber.
As the preferable technical scheme, the dust-free air filter also comprises a water outlet, and the water adsorbed with the particles in the dust impact spraying chamber, the water surface impact adsorption chamber and the exhaust chamber is discharged through the water outlet and is reused after being pressed and decomposed by a filter press.
Compared with the prior art, the utility model has the following advantages:
1) The utility model adopts water filtration to remove dust without a filter element, so that the particulate matter is cleaner to treat, and the dust removal air quantity is more stable;
2) The treatment chambers are directly attached and communicated, dust is not easy to deposit and block, and the device has long continuous service time;
3) The utility model has low running cost, the water after adsorbing particles does not need to be treated by adding any medicament, the water and the particles can be separated by press filtration through a press filter, the water can be reused, the use cost is low, and the dust removal efficiency is high;
4) The utility model eliminates the environmental pollution and the risk hidden trouble of dust explosion of the production factory.
Drawings
FIG. 1 is a schematic view showing the overall structure of a dust removing apparatus for fine dust according to the present utility model;
The reference numerals in fig. 1 indicate:
1. The device comprises a dust impact spray chamber 10, a dust gas inlet 11, a first filter screen 2, a water surface impact adsorption chamber 3, an exhaust chamber 30, an exhaust port 31, a second filter screen 4 and a water nozzle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
As shown in fig. 1, the present utility model provides a dust removing apparatus for fine dust, comprising a dust impact spraying chamber 1, a water surface impact absorbing chamber 2, an exhaust chamber 3, a water nozzle 4, and a water outlet.
The dust impact spray booth 1 is provided with a dust gas air inlet 10, and the dust gas air inlet 10 is connected with a dust discharge port of the equipment through a collecting pipeline. The dust strikes the inside first filter screen 11 that is equipped with of spray booth 1, and the top is equipped with water nozzle 4, and first filter screen 11 upper surface is the inclined surface, and the moist area of spraying of accepting water is bigger, and first filter screen 11 is moist by the water nozzle 4 at dust strike spray booth 1 top, and the surface adheres to have the water film for adsorb the particulate matter.
The top of the water surface impact adsorption chamber 2 is provided with a water nozzle 4, the bottom is provided with water with a certain height, and the shape of water mist sprayed by the water nozzle 4 is fan-shaped. At least one water surface impact adsorption chamber 2 is provided, four are shown in the figure, and the dust-carrying gas is filtered four times.
The exhaust chamber 3 top is equipped with gas vent 30, and inside is equipped with second filter screen 31, and second filter screen 31 lower surface is the inclined surface, and it is bigger with waiting to dewater gaseous area of contact, and treatment efficiency is higher.
The water outlet is used for discharging water with particles adsorbed in the dust impact spraying chamber 1, the water surface impact adsorption chamber 2 and the exhaust chamber 3, and the water is repeatedly used after being pressed and decomposed by a filter press.
The dust impact spraying chamber 1, the water surface impact absorbing chamber 2 and the exhaust chamber 3 are arranged in sequence, are mutually attached and are directly communicated.
When the dust removing device for fine dust works, dust-carrying gas enters the dust impact spraying chamber 1 from the dust gas air inlet 10 communicated with the collecting pipeline, and flows upwards through the first filter screen 11, and the water film on the first filter screen 11 adsorbs larger particles; then the gas with dust enters the water surface impact adsorption chamber 2 to collide with the water surface of the water at the bottom of the water surface impact adsorption chamber 2, and particles in the gas are absorbed by the water and then are precipitated; the fan-shaped water mist sprayed by the water nozzle 4 guides the flowing direction of the gas with dust to a certain extent so as to make the gas with dust better contact with the water surface; finally, as the gas with dust is contacted with water for many times in the treatment process, a large amount of water is contained in the treated gas, the gas needs to enter an exhaust chamber 3 for dehydration treatment, the gas to be dehydrated enters a dry second filter screen 31, and the water is adsorbed on the second filter screen 31, so that clean emission of the gas is realized; after the dust removing device works for a period of time, water with particles adsorbed in the dust removing device is discharged through a water outlet, and the dust removing device can be reused after being pressed and decomposed by a press filter. The path shown by the arrow in fig. 1 is a gas flow path.
While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (10)
1. A dust collector for tiny dust, its characterized in that, including laminating each other and direct intercommunication dust impact spray booth (1), surface of water impact adsorption chamber (2) and exhaust chamber (3), dust impact spray booth (1) are equipped with dust gas air intake (10), and inside is equipped with first filter screen (11), dust impact spray booth (1) and surface of water impact adsorption chamber (2) top all are equipped with water nozzle (4), surface of water impact adsorption chamber (2) bottom is equipped with water, exhaust chamber (3) are equipped with gas vent (30), inside is equipped with second filter screen (31).
2. A dust removing device for fine dust according to claim 1, wherein the dust impact spraying chamber (1), the water surface impact absorbing chamber (2) and the exhaust chamber (3) are arranged in this order.
3. A dust collector for fine dust according to claim 1, characterized in that the number of said water surface impact adsorption chambers (2) is at least one.
4. A dust collector for fine dust according to claim 1, characterized in that the dust gas inlet (10) is located in the lower part of the dust impingement plenum (1), and that the gas to be treated flows upwards through the first filter screen (11) after entering the dust impingement plenum (1).
5. The dust removing device for fine dust according to claim 4, wherein the top of the first filter screen (11) is an inclined surface, the first filter screen (11) is wetted by a water nozzle (4) at the top of the dust impacting spray chamber (1), and a water film for adsorbing particles is attached to the surface.
6. A dust collector for fine dust according to claim 1, characterized in that the water mist sprayed from the water nozzle (4) has a fan shape.
7. A dust collector for fine dust according to claim 1, wherein the water surface of the water at the bottom of the water surface impact adsorption chamber (2) collides with the gas to be treated which enters the water surface impact adsorption chamber (2), and the particulate matter in the gas to be treated is absorbed and precipitated by the water.
8. The dust collector for fine dust according to claim 7, wherein the lower surface of the second filter screen (31) is an inclined surface, and the gas treated by the water surface impact adsorption chamber (2) is dehydrated by the second filter screen (31).
9. A dust collector for fine dust according to claim 1, characterized in that the exhaust opening (30) is located at the top of the exhaust chamber (3).
10. The dust removing device for fine dust according to claim 1, further comprising a water outlet, wherein the water adsorbed with the particulate matters in the dust impact spraying chamber (1), the water surface impact adsorption chamber (2) and the exhaust chamber (3) is discharged through the water outlet, and is reused after being decomposed by press filtration by a press filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322340328.5U CN220802538U (en) | 2023-08-30 | 2023-08-30 | Dust removing device for fine dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322340328.5U CN220802538U (en) | 2023-08-30 | 2023-08-30 | Dust removing device for fine dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220802538U true CN220802538U (en) | 2024-04-19 |
Family
ID=90704967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322340328.5U Active CN220802538U (en) | 2023-08-30 | 2023-08-30 | Dust removing device for fine dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220802538U (en) |
-
2023
- 2023-08-30 CN CN202322340328.5U patent/CN220802538U/en active Active
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