CN212731569U - Dust-containing waste gas treatment device - Google Patents
Dust-containing waste gas treatment device Download PDFInfo
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- CN212731569U CN212731569U CN202021244940.2U CN202021244940U CN212731569U CN 212731569 U CN212731569 U CN 212731569U CN 202021244940 U CN202021244940 U CN 202021244940U CN 212731569 U CN212731569 U CN 212731569U
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Abstract
The utility model provides a dust-containing waste gas treatment device, which comprises a waste gas conveying mechanism, a treatment mechanism and a discharge mechanism; the treatment mechanism comprises a detachable washing tower, a spraying pipeline and a detachable demister group. The waste gas conveying mechanism comprises a Venturi type gas inlet pipe and a gas outlet pipe. The venturi type air inlet pipe is communicated with an air inlet of the detachable washing tower, one end of the air outlet pipe is communicated with an air outlet of the detachable washing tower, and the other end of the air outlet pipe is communicated with the discharging mechanism. The detachable demister group and the spray pipeline are both installed in the detachable washing tower, and the detachable demister group is located above the spray pipeline.
Description
Technical Field
The utility model relates to a waste gas treatment technical field especially relates to a dirty exhaust treatment device.
Background
Along with the health of people with increasingly serious haze challenges, air treatment is urgently needed, for increasingly strict environmental protection requirements, the traditional wet dust removal system is too large in size and not beneficial to installation and maintenance, and the traditional spraying mode cannot treat the sprayed wastewater and directly discharges the wastewater to generate secondary pollution; the traditional spraying process needs to be independently provided with a demister, the size is large, and the equipment placing space is enlarged, so that the traditional wet dust removal process cannot meet the current environmental protection requirement.
Disclosure of Invention
The utility model provides a small volume, convenient transportation and installation; the occupied area is small, and the space is saved; does not produce secondary pollution and is beneficial to installation and maintenance of the dust-containing waste gas treatment device.
The utility model adopts the technical proposal that: a dust-laden waste gas treatment device, comprising: the waste gas conveying mechanism, the processing mechanism and the discharging mechanism;
the treatment mechanism comprises a detachable washing tower, a spraying pipeline and a detachable demister group; the waste gas conveying mechanism comprises a Venturi type gas inlet pipe and a gas outlet pipe; the Venturi type air inlet pipe is communicated with an air inlet of the detachable washing tower, one end of the air outlet pipe is communicated with an air outlet of the detachable washing tower, and the other end of the air outlet pipe is communicated with the discharge mechanism;
the detachable demister group and the spray pipe are both installed in the detachable washing tower, and the detachable demister group is located above the spray pipe.
Further, venturi formula intake pipe includes shrink pipe, choke and expansion pipe, the expansion pipe stretches into in the detachable scrubbing tower, the choke is connected shrink pipe and expansion pipe.
Further, the spraying pipeline is provided with an internal nozzle and an air inlet nozzle; the air inlet nozzle extends to be positioned at the air inlet of the detachable washing tower and is uniformly distributed along the periphery of the throat pipe of the Venturi type air inlet pipe.
Further, the detachable demister group comprises a plurality of layers of demisters with different specifications.
Furthermore, an elbow supporting piece is arranged between one end of the air outlet pipe close to the detachable washing tower and the detachable washing tower for supporting.
Furthermore, one end of the air outlet pipe close to the discharge mechanism is connected with a fan through a first connecting hose.
Further, the exhaust mechanism comprises an exhaust pipe and an exhaust chimney, the exhaust pipe is connected with the fan through a second connecting hose, and the exhaust chimney is connected with the exhaust pipe.
Furthermore, a water outlet is formed in the bottom of the detachable washing tower and connected with a circulating water tank.
Furthermore, a floating ball liquid level meter is arranged inside the circulating water tank.
Furthermore, the detachable washing tower is also provided with an observation port.
Compared with the prior art, the utility model discloses a dirty exhaust treatment device is through setting up spray line and can dismantle demister group in the scrubbing tower to make dirty exhaust treatment device effectively get rid of the dust in the waste gas, and do not produce secondary pollution.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings, there is shown in the drawings,
FIG. 1: the utility model discloses dirty exhaust treatment device's schematic diagram.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
As shown in fig. 1, the dust-containing waste gas treatment device of the present invention comprises a waste gas conveying mechanism, a treatment mechanism and a discharge mechanism; the waste gas conveying mechanism is connected with the treatment mechanism, and the treatment mechanism is connected with the discharge mechanism; the waste gas conveying mechanism conveys the waste gas to the treatment mechanism for treatment, and the treated waste gas is conveyed to the discharge mechanism to be discharged to the outside.
The waste gas conveying mechanism comprises a Venturi type gas inlet pipe 1 and a gas outlet pipe 2; wherein, venturi type intake pipe 1 communicates with the air inlet of processing agency, and the one end of outlet duct 2 communicates processing agency, and the other end communicates the emission mechanism. The treatment mechanism comprises a detachable washing tower 3, a spraying pipeline 4 and a detachable demister group 5; wherein, venturi type intake pipe 1 communicates with the air inlet of detachable scrubbing tower 3, and outlet duct 2 communicates with the gas outlet at the top of detachable scrubbing tower 3. Venturi type air inlet pipe 1 includes shrinkage tube 6, choke 7 and expansion pipe, and in the expansion pipe stretched into detachable scrubbing tower 3, choke 7 connected shrinkage tube 6 and expansion pipe. An elbow supporting piece 17 is arranged between one end of the air outlet pipe 2 close to the detachable washing tower 3 and the detachable washing tower 3 for supporting.
Further, one end of the air outlet pipe 2 close to the discharge mechanism is connected with a fan 9 through a first connecting hose 8. Can dismantle demister group 5 and spray pipe 4 and all install in the inside upper end of detachable scrubbing tower 3, and can dismantle demister group 5 and be located spray pipe 4's top, be close to the gas outlet at detachable scrubbing tower 3 top. Wherein, detachable demister group 5 includes the defroster of the different specifications of multilayer, has that the resistance is little, light in weight, intensity is high, corrosion-resistant, ageing-resistant, aqueous vapor separation is effectual, and detachable demister group is provided with the washing pipeline, self-cleaning, durable in the time of can regularly or the moisturizing.
The spraying pipeline 4 is provided with an internal nozzle 10 and an air inlet nozzle 11; wherein, the air inlet nozzle 11 extends to be positioned at the air inlet of the detachable washing tower 3 and is uniformly distributed along the periphery of the throat pipe 7 of the Venturi type air inlet pipe 1. When waste gas enters from the Venturi type air inlet pipe 1, the waste gas is wetted through the air inlet nozzle 11 to remove dust in the waste gas; after the waste gas enters the detachable washing tower 3, the waste gas is wetted by the internal nozzle 10, and dust in the waste gas is further removed; and then the moisture in the gas is removed by the waste gas through the detachable demister group 5, and the gas after the moisture is removed is conveyed to the air outlet pipe 2 and then conveyed to the discharge mechanism from the air outlet pipe 2 to be discharged.
In addition, the bottom of the detachable washing tower 3 is provided with a water outlet 12, and the water outlet 12 is connected with a circulating water tank 13 for collecting water in the detachable washing tower 3 for recycling. The inside of circulation tank 13 is equipped with the floater level gauge for circulation tank 13 can realize automatic make-up water, automatic control. The detachable washing tower 3 is also provided with an observation port 14, which is convenient for observing the conditions in the tower.
The exhaust mechanism comprises an exhaust pipe 15 and an exhaust chimney 16; the exhaust pipe 15 is connected to the fan 9 through a second connecting hose 18, and the exhaust chimney 16 is connected to the exhaust pipe 15. The gas exhausted from the gas outlet pipe 2 passes through the gas outlet pipe 15 and the gas outlet chimney 16 in sequence under the action of the fan 9, and is finally exhausted from the top of the gas outlet chimney 16.
The utility model discloses a dirty exhaust treatment device's theory of operation as follows:
the dust-containing waste gas enters from the Venturi type gas inlet pipe 1 and is conveyed to the throat pipe 7 through the contraction pipe 6, so that the flow velocity at the throat pipe 7 is increased rapidly, the washing liquid is sprayed in through gas inlet nozzles 11 which are uniformly distributed along the periphery of the throat pipe 7, liquid drops are impacted by high-speed airflow and further atomized into finer water drops, the process is called as an atomization process, gas-liquid two phases are fully mixed in the throat pipe 7, and the collision and sedimentation efficiency of dust particles and the water drops is high;
when the gas enters the expansion pipe, the airflow is reduced, the static pressure is gradually increased, and water drops and dust particles are condensed into larger dust-containing water drops, which is called as a condensation process;
the gas enters a demister group to realize gas-liquid separation so as to achieve the aim of dust removal, and the process is called as a separation dust removal process; wherein, the atomization process and the condensation process are carried out in the Venturi type air inlet pipe 1; the separation and dust removal process is completed in a demister group or other separation devices (such as a packed washing tower).
To sum up, the utility model discloses a dust-laden waste gas treatment device has following advantage:
1. circulation tank 13 and scrubbing tower adopt split type structure, its advantage is that the gas-liquid contact is abundant, the resistance is little, and the particulate matter is got rid of efficiently, and independent water tank design is more convenient for observe and overhaul.
2. Through reasonable design inside nozzle 10 and air inlet nozzle 11 for the gas-liquid contact is abundant, and the liquid drop is difficult to be taken away by the air current, and the export water smoke is few.
3. The tower body has low investment and operation cost, small floor area, reasonable airflow distribution of the tower body, uniform airflow distribution inside the tower, effective prevention of local short circuit, small operation resistance and low energy consumption.
4. The bottom of the washing tower 3 is provided with the circulating water tank 13, so that water liquid is recycled, a small amount of waste water is discharged to the existing sewage treatment system in a factory at regular intervals, and no secondary pollution is caused after treatment.
As long as the idea created by the present invention is not violated, various different embodiments of the present invention can be arbitrarily combined, and all the embodiments should be regarded as the content disclosed by the present invention; the utility model discloses an in the technical conception scope, carry out multiple simple variant and different embodiments to technical scheme and go on not violating the utility model discloses the arbitrary combination of the thought of creation all should be within the protection scope.
Claims (10)
1. A dust-containing exhaust gas treatment device, comprising: the waste gas conveying mechanism, the processing mechanism and the discharging mechanism;
the treatment mechanism comprises a detachable washing tower, a spraying pipeline and a detachable demister group; the waste gas conveying mechanism comprises a Venturi type gas inlet pipe and a gas outlet pipe; the Venturi type air inlet pipe is communicated with an air inlet of the detachable washing tower, one end of the air outlet pipe is communicated with an air outlet of the detachable washing tower, and the other end of the air outlet pipe is communicated with the discharge mechanism;
the detachable demister group and the spray pipe are both installed in the detachable washing tower, and the detachable demister group is located above the spray pipe.
2. The dust-containing exhaust gas treatment device according to claim 1, wherein: the Venturi type air inlet pipe comprises a contraction pipe, a throat pipe and an expansion pipe, the expansion pipe extends into the detachable washing tower, and the throat pipe is connected with the contraction pipe and the expansion pipe.
3. The dust-containing exhaust gas treatment device according to claim 2, wherein: the spraying pipeline is provided with an internal nozzle and an air inlet nozzle; the air inlet nozzle extends to be positioned at the air inlet of the detachable washing tower and is uniformly distributed along the periphery of the throat pipe of the Venturi type air inlet pipe.
4. The dust-containing exhaust gas treatment device according to claim 1, wherein: the detachable demister group comprises a plurality of layers of demisters of different specifications.
5. The dust-containing exhaust gas treatment device according to claim 1, wherein: and an elbow supporting piece is arranged between one end of the air outlet pipe close to the detachable washing tower and the detachable washing tower for supporting.
6. The dust-containing exhaust gas treatment device according to claim 1, wherein: and one end of the air outlet pipe close to the discharge mechanism is connected with a fan through a first connecting hose.
7. The dust-containing exhaust gas treatment device according to claim 6, wherein: the exhaust mechanism comprises an exhaust pipe and an exhaust chimney, the exhaust pipe is connected with the fan through a second connecting hose, and the exhaust chimney is connected with the exhaust pipe.
8. The dust-containing exhaust gas treatment device according to claim 1, wherein: the bottom of the detachable washing tower is provided with a water outlet, and the water outlet is connected with a circulating water tank.
9. The dust-containing exhaust gas treatment device according to claim 8, wherein: and a floating ball liquid level meter is arranged in the circulating water tank.
10. The dust-containing exhaust gas treatment device according to claim 1, wherein: the detachable washing tower is also provided with an observation port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021244940.2U CN212731569U (en) | 2020-07-01 | 2020-07-01 | Dust-containing waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021244940.2U CN212731569U (en) | 2020-07-01 | 2020-07-01 | Dust-containing waste gas treatment device |
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| Publication Number | Publication Date |
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| CN212731569U true CN212731569U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021244940.2U Active CN212731569U (en) | 2020-07-01 | 2020-07-01 | Dust-containing waste gas treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115350548A (en) * | 2022-08-25 | 2022-11-18 | 广东兴荣环保科技有限公司 | Dust removal and odor removal device for dust-containing waste gas and treatment method |
-
2020
- 2020-07-01 CN CN202021244940.2U patent/CN212731569U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115350548A (en) * | 2022-08-25 | 2022-11-18 | 广东兴荣环保科技有限公司 | Dust removal and odor removal device for dust-containing waste gas and treatment method |
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