CN210385316U - Adsorption type waste gas treatment device - Google Patents
Adsorption type waste gas treatment device Download PDFInfo
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- CN210385316U CN210385316U CN201921229188.1U CN201921229188U CN210385316U CN 210385316 U CN210385316 U CN 210385316U CN 201921229188 U CN201921229188 U CN 201921229188U CN 210385316 U CN210385316 U CN 210385316U
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Abstract
The utility model relates to an absorption formula exhaust treatment device, including the primary treatment tower, the secondary treatment tower, the tertiary treatment tower, be provided with the intake pipe in the primary treatment tower, the gas outlet of intake pipe sets up in the bottom of primary treatment tower and towards the bottom of primary treatment tower, the relative both sides in bottom of primary treatment tower are provided with water inlet and delivery port respectively, it has water to annotate in the primary treatment tower, the liquid level of the water of pouring into in the primary treatment tower is higher than the gas outlet of intake pipe, the primary treatment tower, the secondary treatment tower, the tertiary treatment tower is connected through the gas-supply pipe respectively in proper order, the top of last treatment tower of gas-supply pipe intercommunication and the bottom of next treatment tower, waste gas loops through the primary treatment tower, the secondary treatment tower, the tertiary treatment tower. The utility model discloses have and carry out the preliminary treatment to waste gas, avoid large particle size impurity to adhere to the effect that makes the absorbent work efficiency of waste gas reduce on the active carbon surface.
Description
Technical Field
The utility model belongs to the technical field of exhaust-gas treatment's technique and specifically relates to an absorption formula exhaust treatment device is related to.
Background
At present, with the rapid development of industry and the use of a large amount of fossil fuels, the air quality of China is continuously deteriorated, the content of various chemical pollutants in the air is rapidly improved, and the harmfulness to human bodies is gradually increased, so that a waste gas treatment device for purifying the air is widely concerned and researched by people.
The waste gas treating apparatus is one environment protecting apparatus for protecting environment and purifying air and has no environmental pollution. With the development and progress of society, the requirements of people on the environment are higher and higher. Organic waste gas with pungent odor discharged by industrial enterprises and malodorous gas generated by sewage treatment, garbage treatment and sludge treatment overflow into the atmosphere along with wind, so that the atmosphere is polluted, and the work and life of people are seriously influenced. Malodorous gases are generally complex in composition and typically contain the following components: hydrogen sulfide, ammonia gas, sulfur-containing organic matters, nitrogen-containing organic matters, benzene ring-containing organic matters and the like.
The adsorption method in the organic waste gas is mainly suitable for low-concentration and high-flux organic waste gas. At present, the treatment method of the organic waste gas is quite mature, the energy consumption is relatively low, but the treatment efficiency is very high, and the harmful organic waste gas can be thoroughly purified. Practice proves that the treatment method is worthy of popularization and application. However, this method has certain disadvantages, such as the required equipment volume is large, the process flow is complicated, and if there are a lot of impurities in the waste gas, it is easy to cause the poisoning of workers. Therefore, the key to treating the exhaust gas using this method is the adsorbent. At present, adopt the adsorption process to handle organic waste gas, use the active carbon more, mainly because the active carbon pore structure is better, and the adsorptivity is stronger.
However, part of the waste gas contains dust with larger particle size and some impurities with larger particle size, and the waste gas containing the substances is directly introduced into the adsorption treatment tower, and the adsorption by using the activated carbon may cause surface blockage of some activated carbons with smaller pore size, thereby reducing the working efficiency of the activated carbon.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an absorption formula exhaust treatment device, it has carries out the preliminary treatment to waste gas, avoids large particle diameter impurity to adhere to the effect that makes the absorbent work efficiency of waste gas reduce on the active carbon surface.
The above object of the present invention is achieved by the following technical solutions:
an adsorption type waste gas treatment device comprises a primary treatment tower, a secondary treatment tower and a tertiary treatment tower, wherein an air inlet pipe is arranged in the primary treatment tower, an air outlet of the air inlet pipe is arranged at the bottom of the primary treatment tower and faces to the bottom end of the primary treatment tower, a water inlet and a water outlet are respectively arranged at two opposite sides of the bottom of the primary treatment tower, water is injected in the primary treatment tower, the liquid level of the injected water in the primary treatment tower is higher than the air outlet of the air inlet pipe, the primary treatment tower, the secondary treatment tower and the tertiary treatment tower are sequentially and respectively connected through air conveying pipes, the air conveying pipes are communicated with the top of the previous treatment tower and the bottom of the next treatment tower, waste gas sequentially passes through the primary treatment tower, the secondary treatment tower and the tertiary treatment tower, the secondary treatment tower is arranged as a drying tower, the tertiary treatment tower is arranged, and the top end of the third-stage treatment tower is provided with an air outlet pipe.
By adopting the technical scheme, the waste gas sequentially passes through the primary treatment tower, the secondary treatment tower and the tertiary treatment tower, and when the waste gas passes through the primary treatment tower, impurities with larger particle sizes in the waste gas are precipitated, so that the impurities with larger particle sizes in the waste gas are prevented from entering the secondary treatment tower and the tertiary treatment tower along with the waste gas, and the impurities with larger particle sizes are prevented from being attached to a working part of the tertiary treatment tower for adsorbing the impurities with small particle sizes, so that the working efficiency of waste gas adsorption is reduced; the second treating tower is dried the waste gas that contains a large amount of moisture, avoids moisture to get into tertiary treating tower, leads to tertiary treating tower to need to divide partial performance and be used for adsorbing moisture, reduces waste gas adsorption work efficiency.
The utility model discloses further set up to: a blocking plate is placed at the bottom of the primary treatment tower and is fixedly connected with the inner wall of the primary treatment tower.
Through adopting above-mentioned technical scheme, the waste gas that lets in to the primary treatment tower is blockked by the barrier plate, has prolonged the time that waste gas lingered in aqueous, makes the impurity in the waste gas have sufficient time to remove the sediment.
The utility model discloses further set up to: the blocking plate is arranged to extend spirally towards the top of the primary treatment tower.
Through adopting above-mentioned technical scheme, waste gas is along barrier plate spiral rising, has further prolonged the time that waste gas lingered in aqueous, makes the impurity in the waste gas have sufficient time to remove the sediment.
The utility model discloses further set up to: the bottom of primary treatment tower is provided with the clearance mouth, it has the clearance door to articulate on the clearance mouth, be provided with seal assembly between clearance door and the clearance mouth.
Through adopting above-mentioned technical scheme, after the primary treatment tower used a period, can open the clearance door, clear up the impurity in the primary treatment tower from clearance department, ensure the clean and tidy in the primary treatment tower.
The utility model discloses further set up to: and a plurality of drying plates which are linearly distributed in an array along the height direction of the secondary treatment tower are fixed on the secondary treatment tower.
Through adopting above-mentioned technical scheme, the waste gas that flows into secondary treatment tower from the primary treatment tower has a large amount of moisture, and these waste gases dry through the drying plate, and the waste gas through secondary treatment tower loops through a plurality of drying plates, makes the secondary treatment tower better to dumped drying effect.
The utility model discloses further set up to: the drying plate is provided with a plurality of small holes.
Through adopting above-mentioned technical scheme, the aperture has increased the area of contact of drying plate with waste gas, makes the drying plate better to the drying effect of waste gas.
The utility model discloses further set up to: and a plurality of activated carbon plates are fixedly arranged in the third-stage treatment tower and distributed in a linear array along the height direction of the third-stage treatment tower.
Through adopting above-mentioned technical scheme, the activated carbon plate that the multilayer set up makes the waste gas through tertiary treatment tower can be filtered many times, and adsorption effect is better.
To sum up, the utility model discloses a beneficial technological effect does:
1. the waste gas sequentially passes through the primary treatment tower, the secondary treatment tower and the tertiary treatment tower, and when the waste gas passes through the primary treatment tower, impurities with larger particle sizes in the waste gas are precipitated, so that the impurities with larger particle sizes in the waste gas are prevented from entering the secondary treatment tower and the tertiary treatment tower along with the waste gas, and the impurities with larger particle sizes are prevented from being attached to a working part of the tertiary treatment tower for adsorbing the impurities with small particle sizes, so that the working efficiency of waste gas adsorption is reduced; the second treatment tower dries the waste gas containing a large amount of moisture, so that the moisture is prevented from entering the third-stage treatment tower, partial performance of the third-stage treatment tower needs to be separated for absorbing the moisture, and the waste gas absorption working efficiency is reduced;
2. the waste gas introduced into the first-stage treatment tower is blocked by the blocking plate, so that the stay time of the waste gas in water is prolonged, and impurities in the waste gas have sufficient time to precipitate.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1, a first-stage treatment tower; 11. an air inlet pipe; 12. a water inlet; 13. a water outlet; 14. a blocking plate; 15. cleaning the opening; 16. cleaning the door; 2. a secondary treatment tower; 21. drying the plate; 22. a small hole; 3. a third stage treatment tower; 31. an activated carbon plate; 32. an air outlet pipe; 4. a gas delivery pipe; 5. a water storage tank; 6. and a water supply pump.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an adsorption type waste gas treatment device, including primary treatment tower 1, secondary treatment tower 2, tertiary treatment tower 3, be provided with intake pipe 11 in primary treatment tower 1, the export of intake pipe 11 sets up in primary treatment tower 1's bottom and towards primary treatment tower 1's bottom, primary treatment tower 1, secondary treatment tower 2, tertiary treatment tower 3 loops through gas-supply pipe 4 and communicates, gas-supply pipe 4 communicates the top of last treatment tower and the bottom of next treatment tower, primary treatment tower 1 is responsible for precipitating the great impurity of particle size in the waste gas; the secondary treatment tower 2 is responsible for drying the humid air flowing in from the primary treatment tower 1; the third-stage treatment tower 3 is responsible for adsorbing harmful substances with smaller particle sizes in the waste gas.
Referring to fig. 1, two opposite sides of the bottom of a primary treatment tower 1 are respectively provided with a water inlet 12 and a water outlet 13, the water inlet 12 and the water outlet 13 are both communicated with a water storage tank 5, a water supply pump 6 is further arranged between the water storage tank 5 and the water inlet 12, water is injected into the water storage tank 5 and the primary treatment tower 1, the height of a page in the primary treatment tower 1 is higher than that of an outlet of an air inlet pipe 11, waste gas flowing in from the air inlet pipe 11 passes through the water in the primary treatment tower 1, and impurities with large particle sizes are precipitated or dissolved in; a blocking plate 14 is further arranged in the primary treatment tower 1, the blocking plate 14 is spiral, the axis of the air inlet pipe 11 is overlapped with the axis of the blocking plate 14, and waste gas flowing in from the air inlet pipe 11 spirally rises along the blocking plate 14, so that the waste gas has sufficient time to contact with water for precipitation or dissolution. The bottom of primary treatment tower 1 still is provided with clearance mouth 15, and it has clearance door 16 to articulate on clearance mouth 15, and clearance door 16 and clearance mouth 15 keep away from one side of pin joint and pass through the hasp closure, are provided with the sealing washer between clearance door 16 and the clearance mouth 15 and seal up clearance door 16 and clearance mouth 15.
Referring to fig. 1, three drying plates 21 are arranged in the secondary treatment tower 2 and are linearly distributed along the height direction of the secondary treatment tower 2, the main component of each drying plate 21 is alumina, a plurality of small holes 22 are formed in each drying plate 21, wet waste gas flowing from the primary treatment tower 1 passes through the small holes 22 of each drying plate 21, is dried, and then flows into the tertiary treatment tower 3 through the gas pipe 4.
Referring to fig. 1, three activated carbon plates 31 are disposed in the third-stage treatment tower 3 and are linearly arranged along the height direction of the third-stage treatment tower 3, and an outlet pipe 32 is disposed at the top end of the third-stage treatment tower 3. The exhaust gas flowing in from the secondary treatment tower 2 passes through the three activated carbon plates 31 in the rising process, harmful substances with smaller particle sizes in the exhaust gas are adsorbed by the activated carbon plates 31, and the adsorbed exhaust gas is changed into safe gas and is discharged from the gas outlet pipe 32.
The implementation principle of the embodiment is as follows: the waste gas flows into the primary treatment tower 1 from the gas inlet pipe 11, and the primary treatment tower 1 filters or dissolves impurities with larger particle sizes in the waste gas; the exhaust gas then flows into the secondary treatment tower 2, and the drying plate 21 dries the wet exhaust gas flowing from the primary treatment tower 1; then, the exhaust gas flows into the tertiary treatment tower 3 and passes through the activated carbon plate 31, the harmful substances therein are adsorbed by the activated carbon plate 31, and the exhaust gas is changed into safe gas and discharged from the gas outlet pipe 32.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides an absorption formula exhaust treatment device, includes primary treatment tower (1), secondary treatment tower (2), tertiary treatment tower (3), its characterized in that: an air inlet pipe (11) is arranged in the primary treatment tower (1), the air outlet of the air inlet pipe (11) is arranged at the bottom of the primary treatment tower (1) and faces the bottom end of the primary treatment tower (1), the two opposite sides of the bottom of the primary treatment tower (1) are respectively provided with a water inlet (12) and a water outlet (13), water is injected in the primary treatment tower (1), the liquid level of the injected water in the primary treatment tower (1) is higher than the air outlet of the air inlet pipe (11), the primary treatment tower (1), the secondary treatment tower (2) and the tertiary treatment tower (3) are sequentially and respectively connected through air pipes (4), the air pipes (4) are communicated with the top of the previous treatment tower and the bottom of the next treatment tower, waste gas sequentially passes through the primary treatment tower (1), the secondary treatment tower (2) and the tertiary treatment tower (3), the secondary treatment tower (2) is arranged as a drying tower, the three-stage treatment tower (3) is an adsorption treatment tower, and an air outlet pipe is arranged at the top end of the three-stage treatment tower.
2. An adsorption-type exhaust gas treatment device according to claim 1, wherein: a blocking plate (14) is placed at the bottom of the primary treatment tower (1), and the blocking plate (14) is fixedly connected with the inner wall of the primary treatment tower (1).
3. An adsorption-type exhaust gas treatment device according to claim 2, wherein: the blocking plate (14) is arranged to extend spirally towards the top of the primary treatment tower (1).
4. An adsorption-type exhaust gas treatment device according to claim 1, wherein: the bottom of primary treatment tower (1) is provided with clearance mouth (15), it has clearance door (16) to articulate on clearance mouth (15), be provided with seal assembly between clearance door (16) and clearance mouth (15).
5. An adsorption-type exhaust gas treatment device according to claim 1, wherein: a plurality of drying plates (21) which are linearly distributed along the height direction of the secondary treatment tower (2) are fixed on the secondary treatment tower (2).
6. An adsorption-type exhaust gas treatment device according to claim 5, wherein: the drying plate (21) is provided with a plurality of small holes (22).
7. An adsorption-type exhaust gas treatment device according to claim 1, wherein: a plurality of activated carbon plates (31) are fixedly installed in the third-stage treatment tower (3), and the activated carbon plates (31) are distributed in a linear array mode along the height direction of the third-stage treatment tower (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921229188.1U CN210385316U (en) | 2019-07-30 | 2019-07-30 | Adsorption type waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921229188.1U CN210385316U (en) | 2019-07-30 | 2019-07-30 | Adsorption type waste gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210385316U true CN210385316U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921229188.1U Active CN210385316U (en) | 2019-07-30 | 2019-07-30 | Adsorption type waste gas treatment device |
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| Country | Link |
|---|---|
| CN (1) | CN210385316U (en) |
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2019
- 2019-07-30 CN CN201921229188.1U patent/CN210385316U/en active Active
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