CN215539397U - Self-excitation type wet dust removal device - Google Patents
Self-excitation type wet dust removal device Download PDFInfo
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- CN215539397U CN215539397U CN202121671659.1U CN202121671659U CN215539397U CN 215539397 U CN215539397 U CN 215539397U CN 202121671659 U CN202121671659 U CN 202121671659U CN 215539397 U CN215539397 U CN 215539397U
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- 239000000428 dust Substances 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 239000010865 sewage Substances 0.000 claims description 16
- 229920000742 Cotton Polymers 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000030279 gene silencing Effects 0.000 claims 1
- 239000002912 waste gas Substances 0.000 abstract description 37
- 238000000034 method Methods 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract description 11
- 238000005406 washing Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005574 cross-species transmission Effects 0.000 abstract description 2
- 239000003595 mist Substances 0.000 description 5
- 230000002265 prevention Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to a self-excitation type wet dust removing device, which comprises: an outer box, on which an air outlet is arranged; the fan is arranged in the outer box and is positioned below the air outlet; the water tank is arranged in the outer box and is positioned below the fan; the air inlet rotational flow barrel is arranged in the outer box, an air outlet of the air inlet rotational flow barrel is positioned below a liquid level line of cleaning water in the water tank, and an air inlet of the air inlet rotational flow barrel penetrates out of the outer box. The beneficial effects are that: start the fan, make the outer container form the negative pressure, waste gas inhales air inlet whirl bucket from the air intake, rotate in air inlet whirl bucket to turn down, contact with wasing water, spill over along the barrel wall, whole in-process, waste gas and washing water are from the top down and two processes continuous contacts from bottom to top, in-process mutual impact, waste gas leaves the liquid level, thereby get rid of most dust in the waste gas, waste gas and washing water contact time are long, area of contact is big, make dirty waste gas and washing water mixed fully, the dust collection efficiency is high, the effect is ideal, moreover, the steam generator is simple in structure, long operation time.
Description
Technical Field
The utility model relates to the field of waste gas dust removal, in particular to a self-excitation type wet dust removal device.
Background
At present, in the fields of environmental protection and scientific research, when waste gas contains a large amount of inflammable and explosive dust, the requirements on explosion prevention and static prevention of a dust removal device are high, and the explosion prevention requirements of traditional dry dust collectors such as cloth bags and filter cartridges are difficult to meet. More and more explosion-proof dust removal adopts the wet dedusting mode, and traditional wet dedusting causes the dust-containing waste gas and the cleaning water to be insufficiently mixed because of short contact time and small contact area of the waste gas and the water, so that the dedusting efficiency is low, and the effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-excitation type wet dust removal device to overcome the defects in the prior art.
The technical scheme for solving the technical problems is as follows: a self-excited wet dedusting apparatus, comprising:
an outer box, on which an air outlet is arranged;
the fan is arranged in the outer box and is positioned below the air outlet;
the water tank is arranged in the outer box and is positioned below the fan;
the air inlet rotational flow barrel is arranged in the outer box, an air outlet of the air inlet rotational flow barrel is positioned below a liquid level line of cleaning water in the water tank, and an air inlet of the air inlet rotational flow barrel penetrates out of the outer box.
The utility model has the beneficial effects that:
start the fan, make the outer container form the negative pressure, waste gas inhales air inlet whirl bucket from the air intake, it turns down to revolve in air inlet whirl bucket, contact with wasing water, spill over along the barrel wall, whole in-process, waste gas and washing water are from two processes continuous contacts from top to bottom (inboard) and from bottom to top (outside), in-process mutual impact, waste gas leaves the liquid level, thereby get rid of most dust in the waste gas, waste gas and washing water contact time are long, area of contact is big, make dirty waste gas fully with washing water mixture, the dust collection efficiency is high, the effect is ideal, moreover, the steam generator is simple in structure, the operation duration is long.
On the basis of the technical scheme, the utility model can be further improved as follows.
Further, the air inlet whirl bucket includes:
the upper end of the cylindrical barrel is closed, the lower end of the cylindrical barrel is opened, and the lower end of the cylindrical barrel is provided with an air outlet; the air inlet is rectangular, and the air inlet is eccentrically positioned on the peripheral surface of the cylindrical barrel.
Adopt above-mentioned further beneficial effect to do: waste gas is sucked into the cylinder from the air inlet, so that the waste gas can rotate downwards in the cylinder.
Further, the air inlet whirl bucket still includes:
the large-diameter end of the conical cylinder is concentrically connected with the opening at the lower end of the cylindrical cylinder, and the small-diameter end of the conical cylinder is an air outlet.
Adopt above-mentioned further beneficial effect to do: when the airflow runs from top to bottom in the conical cylinder, the sectional area is reduced, the airflow water inlet speed is improved, the impact effect is improved, when the airflow runs from bottom to top outside the conical cylinder, the sectional area is increased, the airflow water outlet speed is reduced, and the washing time is prolonged.
Further, still include:
the sound-muffling box is arranged in the outer box and covers the fan.
Adopt above-mentioned further beneficial effect to do: reduce the noise that the fan produced in the operation process.
Further, still include:
and the demisting net is arranged in the outer box and is positioned between the air inlet swirl barrel and the fan.
Adopt above-mentioned further beneficial effect to do: the residual water mist in the exhaust gas can be removed.
Further, still include:
and the metal filter screen is arranged in the outer box and is positioned between the defogging screen and the fan.
Adopt above-mentioned further beneficial effect to do: the residual water mist in the waste gas can be removed more effectively by matching with the defogging net.
Further, still include:
the middle-effect cotton filter is arranged in the outer box and is positioned between the fan and the air outlet.
Adopt above-mentioned further beneficial effect to do: the remaining dust can be further removed.
Further, still include:
the middle-high efficiency filter is arranged in the outer box and is positioned between the middle-high efficiency cotton filter and the air outlet.
Adopt above-mentioned further beneficial effect to do: the remaining dust can be removed even further.
Further, still include:
and the two tuning fork liquid level meters are arranged in the water tank in an up-down distribution mode.
Adopt above-mentioned further beneficial effect to do: the two tuning fork liquid level meters are used for measuring high and low liquid levels so as to supplement water and drain water according to liquid level change.
Further, still include:
the sewage tank is arranged below the water tank and is communicated with a sewage discharge port of the water tank;
the drain valve is arranged on a drain outlet of the water tank.
Adopt above-mentioned further beneficial effect to do: when the device runs for a certain time, the water quality in the water tank is deteriorated, the drain valve is opened, sewage is discharged into the sewage tank, the drain valve is closed, clean cleaning water is supplemented, the dust removal efficiency is ensured, and the sewage tank can be detached and moved for sewage transfer.
Drawings
FIG. 1 is a structural view of a self-excited wet dust removing apparatus according to the present invention;
FIG. 2 is a schematic diagram of the self-excited wet dust collector of the present invention;
fig. 3 is a perspective view of the air intake swirl pot of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises an outer box, 110, an air outlet, 2, a fan, 3, a water tank, 4, an air inlet swirl barrel, 410, a cylindrical barrel, 411, an air inlet, 420, a conical barrel, 421, an air outlet, 5, a sound attenuation box, 6, a defogging net, 7, a metal filter screen, 8, a middle-efficiency cotton filter, 9, a middle-efficiency filter, 10, a tuning fork liquid level meter, 11, a sewage tank, 12 and a drain valve.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1 to 2, a self-excited wet dust removing apparatus includes: the device comprises an outer box 1, a fan 2, a water tank 3 and an air inlet rotational flow barrel 4;
the outer box 1 is provided with an air outlet 110, and the air outlet 110 is usually located at the top of the outer box 1, and certainly, is not excluded from being located on the side wall of the outer box 1;
the fan 2 is fixedly arranged in the outer box 1, and the fan 2 is positioned below the air outlet 110;
the water tank 3 is fixedly arranged in the outer box 1, and the water tank 3 is positioned below the fan 2;
the air inlet rotational flow barrel 4 is fixedly arranged in the outer box 1, an air outlet 421 of the air inlet rotational flow barrel 4 is positioned below a liquid level line of cleaning water in the water tank 3, and an air inlet 411 of the air inlet rotational flow barrel 4 penetrates out of the outer box 1;
the fan 2 is started, negative pressure is formed in the outer box 1, waste gas is sucked into the air inlet cyclone barrel 4 from the air inlet 411, the waste gas rotates downwards in the air inlet cyclone barrel 4 and contacts with cleaning water and overflows along the barrel wall, in the whole process, the waste gas and the cleaning water continuously contact from top to bottom (the inner side of the barrel wall) and from bottom to top (the outer side of the barrel wall), the waste gas and the cleaning water impact with each other in the process, and the waste gas leaves the liquid level, so that most of dust in the waste gas is removed.
Example 2
As shown in fig. 1 to fig. 3, this embodiment is further optimized based on embodiment 1, and specifically includes the following steps:
the air intake swirl barrel 4 includes: a cylindrical barrel 410;
the upper end of the cylinder 410 is closed, the lower end is opened, and the lower end of the cylinder 410 is opened as an air outlet 421; the air inlet 411 is rectangular, and the air inlet 411 is eccentrically positioned on the outer circumferential surface of the cylindrical barrel.
Example 3
As shown in fig. 1 to fig. 3, this embodiment is further optimized based on embodiment 2, and specifically includes the following steps:
the air inlet swirl bucket 4 further comprises: a conical cylinder 420;
the large-diameter end of the conical cylinder 420 is concentrically connected with the opening at the lower end of the cylindrical cylinder 410, and the small-diameter end of the conical cylinder 420 is an air outlet 421;
when the airflow runs from top to bottom in the conical barrel 420, the sectional area is reduced, the airflow water inlet speed is improved, the impact effect is improved, when the airflow runs from bottom to top outside the conical barrel 420, the sectional area is increased, the airflow water outlet speed is reduced, and the washing time is prolonged.
Example 4
As shown in fig. 1 to 3, this embodiment is further optimized based on any one of embodiments 1 to 3, and specifically includes the following steps:
the self-excited wet dust collector also comprises: a sound muffling box 5;
the sound deadening box 5 is arranged in the outer box 1, and the fan 2 is covered by the sound deadening box 5;
the sound reducing box 5 can reduce the noise generated by the fan 2 in the operation process;
in this embodiment, fan 2 contains the motor and is connected the impeller with the motor output shaft, starter motor, and the motor will drive the impeller and rotate for form the negative pressure in the outer container 1.
Example 5
As shown in fig. 1 to 3, this embodiment is further optimized based on any one of embodiments 1 to 3, and specifically includes the following steps:
the self-excited wet dust collector also comprises: a defogging net 6;
the demisting net 6 is arranged in the outer box 1, and the demisting net 6 is positioned between the air inlet swirl barrel 4 and the fan 2;
removing residual water mist in the waste gas.
Example 6
As shown in fig. 1 to fig. 3, this embodiment is further optimized based on embodiment 5, and specifically includes the following steps:
the self-excited wet dust collector also comprises: a metal filter screen 7;
the metal filter screen 7 is arranged in the outer box 1, and the metal filter screen 7 is positioned between the defogging screen 6 and the fan 2;
and the residual water mist in the waste gas can be removed more effectively by matching with the defogging net 6.
Example 7
As shown in fig. 1 to 3, this embodiment is further optimized based on any one of embodiments 1 to 6, and specifically includes the following steps:
the self-excited wet dust collector also comprises: a medium efficiency cotton filter 8;
the middle-effect cotton filter 8 is arranged in the outer box 1, and the middle-effect cotton filter 8 is positioned between the fan 2 and the air outlet 110.
Example 8
As shown in fig. 1 to fig. 3, this embodiment is further optimized based on embodiment 7, and specifically includes the following steps:
the self-excited wet dust collector also comprises: a medium-high efficiency filter 9;
the middle efficient filter 9 is arranged in the outer box 1, and the middle efficient filter 9 is positioned between the middle efficient cotton filter 8 and the air outlet 110.
Most of dust in the water mist-removed waste gas is removed, the residual dust is removed through a middle-efficiency cotton filter 8 and a middle-efficiency filter 9, and finally clean air is discharged.
Example 9
As shown in fig. 1 to 3, this embodiment is further optimized based on any one of embodiments 1 to 8, and specifically includes the following steps:
the self-excited wet dust collector also comprises: two tuning fork level gauges 10;
two tuning fork level gauges 10 are arranged in the water tank 3 in an up-down distribution manner, and the two tuning fork level gauges 10 are used for measuring high and low liquid levels so as to supplement water and drain water according to liquid level changes.
Example 10
As shown in fig. 1 to 3, this embodiment is further optimized based on any one of embodiments 1 to 9, and specifically includes the following steps:
the self-excited wet dust collector also comprises: a waste tank 11 and a drain valve 12;
the sewage tank 11 is arranged below the water tank 3, and the sewage tank 11 is communicated with a sewage discharge port of the water tank 3;
the drain valve 12 is arranged on the drain outlet of the water tank 3, and the drain outlet can be opened or closed by the drain valve 12;
when the device runs for a certain time, the water quality in the water tank 3 becomes poor, the drain valve 12 is opened, sewage is discharged into the sewage tank 11, the drain valve 12 is closed, and the sewage tank 11 can be detached and moved away for sewage transportation.
The working process is as follows:
the fan 2 is started, so that negative pressure is formed in the outer box 1, waste gas is sucked into the cylindrical barrel 410 from the air inlet 411, the waste gas rotates downwards in the cylindrical barrel 410 and the conical barrel 420 and contacts with cleaning water in the water tank 3, the waste gas overflows along the barrel wall of the conical barrel 420, in the whole process, the waste gas and the cleaning water continuously contact from top to bottom (inner side) and from bottom to top (outer side), in the process, mutual impact is caused, the waste gas leaves the liquid level, therefore, most of dust in the waste gas is removed, the waste gas leaving the liquid level passes through the demisting net 6 and the metal filter screen 7, residual water mist in the waste gas is removed, most of dust in the water mist-removed waste gas is removed, the residual dust is removed through the middle-efficiency cotton filter 8 and the middle-efficiency filter 9, and finally clean air is discharged through the air outlet 110.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A self-excited wet dust removing device is characterized by comprising:
the outer box (1) is provided with an air outlet (110);
the fan (2) is arranged in the outer box (1) and is positioned below the air outlet (110);
the water tank (3) is arranged in the outer box (1) and is positioned below the fan (2);
the air inlet rotational flow barrel (4) is arranged in the outer box (1), an air outlet (421) of the air inlet rotational flow barrel is positioned below a liquid level line of cleaning water in the water tank (3), and an air inlet (411) of the air inlet rotational flow barrel penetrates out of the outer box (1).
2. The self-excited wet dedusting apparatus as set forth in claim 1, wherein the air intake swirling barrel (4) comprises:
the upper end of the cylindrical barrel (410) is closed, the lower end of the cylindrical barrel is opened, and the lower end of the cylindrical barrel is opened to form an air outlet (421); the air inlet (411) is rectangular, and the air inlet (411) is eccentrically positioned on the peripheral surface of the cylindrical barrel.
3. The self-excited wet dedusting apparatus as set forth in claim 2, wherein the air intake swirling barrel (4) further comprises:
the large-diameter end of the conical cylinder (420) is concentrically connected with the opening at the lower end of the cylindrical cylinder (410), and the small-diameter end is an air outlet (421).
4. The self-excited wet dedusting apparatus as set forth in claim 2, further comprising:
and the sound silencing box (5) is arranged in the outer box (1) and covers the fan (2).
5. The self-excited wet dedusting apparatus as set forth in claim 1, further comprising:
and the demisting net (6) is arranged in the outer box (1) and is positioned between the air inlet swirl barrel (4) and the fan (2).
6. The self-excited wet dedusting apparatus as set forth in claim 5, further comprising:
and the metal filter screen (7) is arranged in the outer box (1) and is positioned between the demisting screen (6) and the fan (2).
7. The self-excited wet dedusting apparatus as set forth in claim 1, further comprising:
and the middle-effect cotton filter (8) is arranged in the outer box (1) and is positioned between the fan (2) and the air outlet (110).
8. The self-excited wet dedusting apparatus as set forth in claim 7, further comprising:
the middle-high efficiency filter (9) is arranged in the outer box (1) and is positioned between the middle-high efficiency cotton filter (8) and the air outlet (110).
9. The self-excited wet dedusting apparatus as set forth in claim 1, further comprising:
two tuning fork liquid level meters (10) are arranged in the water tank (3) in an up-down distribution mode.
10. The self-excited wet dedusting apparatus as set forth in claim 1, further comprising:
the sewage tank (11) is arranged below the water tank (3) and is communicated with a sewage discharge port of the water tank (3);
a drain valve (12) arranged on the drain outlet of the water tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121671659.1U CN215539397U (en) | 2021-07-21 | 2021-07-21 | Self-excitation type wet dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121671659.1U CN215539397U (en) | 2021-07-21 | 2021-07-21 | Self-excitation type wet dust removal device |
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| Publication Number | Publication Date |
|---|---|
| CN215539397U true CN215539397U (en) | 2022-01-18 |
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ID=79827486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121671659.1U Active CN215539397U (en) | 2021-07-21 | 2021-07-21 | Self-excitation type wet dust removal device |
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| Country | Link |
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| CN (1) | CN215539397U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055019A (en) * | 2022-06-27 | 2022-09-16 | 华南农业大学 | Wet dust collector |
| CN118751406A (en) * | 2024-08-16 | 2024-10-11 | 茂名华粤华源气体有限公司 | A front-end air impurity removal device for gas extraction |
| CN120695575A (en) * | 2025-08-06 | 2025-09-26 | 陕西交通职业技术学院 | Environmental protection engineering equipment for centrifugal treatment of waste gas and environmental protection waste gas treatment method thereof |
-
2021
- 2021-07-21 CN CN202121671659.1U patent/CN215539397U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055019A (en) * | 2022-06-27 | 2022-09-16 | 华南农业大学 | Wet dust collector |
| CN115055019B (en) * | 2022-06-27 | 2023-11-24 | 华南农业大学 | Wet dust collector |
| CN118751406A (en) * | 2024-08-16 | 2024-10-11 | 茂名华粤华源气体有限公司 | A front-end air impurity removal device for gas extraction |
| CN120695575A (en) * | 2025-08-06 | 2025-09-26 | 陕西交通职业技术学院 | Environmental protection engineering equipment for centrifugal treatment of waste gas and environmental protection waste gas treatment method thereof |
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