CN110665345A - Waste gas spray tower - Google Patents
Waste gas spray tower Download PDFInfo
- Publication number
- CN110665345A CN110665345A CN201911048758.1A CN201911048758A CN110665345A CN 110665345 A CN110665345 A CN 110665345A CN 201911048758 A CN201911048758 A CN 201911048758A CN 110665345 A CN110665345 A CN 110665345A
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- Prior art keywords
- spray
- tower body
- tower
- layer
- waste gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/42—Basic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention provides a waste gas spray tower, which aims to solve the technical problems that water mist sprayed by a spray head in the prior art is not strong in penetrability, short in spraying distance and short in a penetrating path in waste gas; the spray tower comprises a tower body, wherein a spray cavity is formed inside the tower body, a gas inlet is formed on one side of the lower end of the tower body, and a gas outlet is formed at the top of the tower body; spray intracavity parallel interval and be provided with two filled plates, two filled plates will spray the chamber from last to cutting apart into in proper order down and remove the fog layer, and first layer and the second of spraying sprays the layer, and each filled plate below fixed mounting has a shower, and the shower includes four acidizing fluid pipelines that are the installation of cross intercommunication, installs the shower nozzle on the acidizing fluid pipeline, and the hydrojet end of shower nozzle sets up down, and the spiral runner that the radius diminishes in succession down from last is installed to the shower nozzle lower extreme.
Description
Technical Field
The invention relates to the field of waste gas treatment equipment, in particular to a waste gas spray tower.
Background
At present, the spray dust-removing purification tower used for purifying and removing waste gas in the industries of metal smelting, metal surface treatment, chemical engineering, electronics, mechanical manufacturing and the like mainly adopts a tower body base arranged on a water tank, a nozzle and a spray layer are arranged in the tower body, the nozzle is arranged on a spray frame, an exhaust pipe is arranged on the tower body, and a circulating water supply system is connected on a spray frame interface on each layer.
The basic working principle of the spray tower is as follows: waste gas is spraying the in-process and the abundant contact reaction of acid treatment liquid, and one takes out the alkaline composition in the waste gas, is carrying out defogging processing, and the atmosphere is discharged after detecting up to standard, and among the prior art, the water smoke penetrability that the shower nozzle sprayed out is not strong, and jet distance is short, and the route that pierces through in waste gas is very short to lead to waste gas and acidizing fluid contact to be abundant inadequately, need carry out the longer time and spray, the operating time is long, waste time.
Disclosure of Invention
The invention provides a waste gas spray tower, which aims to solve the technical problems that water mist sprayed by a spray head in the prior art is not strong in penetrability, short in spraying distance and short in a penetrating path in waste gas.
The scheme for solving the technical problems is as follows: a waste gas spray tower is characterized by comprising a tower body, wherein a spray cavity is formed inside the tower body, a gas inlet is formed at one side of the lower end of the tower body, and a gas outlet is formed at the top of the tower body; spray intracavity parallel interval and be provided with two filled plates, two filled plates will spray the chamber from last to cutting apart into in proper order down and remove the fog layer, and first layer and the second of spraying sprays the layer, and each filled plate below fixed mounting has a shower, and the shower includes four acidizing fluid pipelines that are the installation of cross intercommunication, installs the shower nozzle on the acidizing fluid pipeline, and the hydrojet end of shower nozzle sets up down, and the spiral runner that the radius diminishes in succession down from last is installed to the shower nozzle lower extreme.
According to the waste gas spray tower provided by the invention, as the spiral flow channel with the radius continuously reduced from top to bottom is arranged at the lower end of the spray head, when the acid solution is sprayed out from the liquid spraying end of the spray head, the acid solution is tangent to and collides with the continuously reduced spiral flow channel, an outer layer protection linear rotating airflow capable of effectively inhibiting water flow diffusion can be formed, so that the range of the acid solution is increased, the impact force is enhanced, and the waste gas is fully contacted with the acid solution; meanwhile, in order to ensure that the waste gas and the acidic solution on the same horizontal plane have larger contact area, the spray pipe comprises four acid liquid pipelines which are arranged in a cross-shaped communication manner, and then the spray heads with the structures are arranged on the acid liquid pipelines in four directions which are vertical to each other, so that the acid solution is ensured to have enough acid liquid water mist to be contacted with the waste gas in the vertical direction and the horizontal direction, the waste gas is fully contacted with the acid liquid, the reaction time is effectively reduced, and the waste gas treatment efficiency is improved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
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 application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of an internal structure of an exhaust gas spray tower according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a tower body in an exhaust gas spray tower according to an embodiment of the present invention;
FIG. 3 is a schematic view of an installation structure of a spray pipe and a packing plate in an exhaust gas spray tower according to an embodiment of the present invention;
FIG. 4 is an enlarged partial view of the area X in FIG. 1;
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 invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
As shown in fig. 1 to 2, the present invention provides a waste gas spray tower, which includes a tower body 1, a spray chamber 1a is formed inside the tower body 1, an air inlet 11 is formed at one side of the lower end of the tower body 1, and an air outlet 12 is formed at the top thereof.
Combine shown in fig. 3 and fig. 4, the parallel interval is provided with two packing sheet 2 in spraying chamber 1a, two packing sheet 2 will spray chamber 1a from last to cutting apart into defogging layer a1 down in proper order, first layer a2 and the second of spraying sprays layer a3, a shower 3 is fixed mounting to each packing sheet 2 below, shower 3 includes four acidizing fluid pipelines 31 that are the cross intercommunication installation, install shower nozzle 32 on the acidizing fluid pipeline 31, the hydrojet end of shower nozzle 32 sets up down, and the spiral runner 33 that the radius diminishes in succession is installed from last to down to shower nozzle 32 lower extreme.
Specifically, as shown in fig. 3, in the present embodiment, two spray heads 32 are installed on each acid liquid pipeline 31 at uniform intervals.
As shown in fig. 1, an acid liquor pool 4, a circulating pump 5 and a water inlet pipe 6 are arranged below a tower body 1, one end of the water inlet pipe 6 is communicated with a spray pipe 3, the other end of the water inlet pipe 6 is arranged in the acid liquor pool 4 through the circulating pump 5, and the acid liquor pool 4 is positioned below a spray cavity 1a and is communicated with the spray cavity 1 a; the acid liquor pool 4 is communicated with the spraying cavity 1a, so that the recycling of the acid liquor can be effectively ensured.
As shown in fig. 1 and 2, a reducer section 13 is arranged at the top end of the tower body 1, and an access opening 14 is arranged on the reducer section 13; the side wall of the tower body 1 is provided with a first air inlet 15 and a second air inlet 16 corresponding to the demisting layer a1 and the first spraying layer a respectively; the air flow introduced from the first air inlet 15 and the second air inlet 16 can promote the waste gas in the spraying cavity to move slightly, so that the waste gas is more fully contacted with the acid liquor water mist.
The tower body 1, the filler plate 2 and the spray pipe 3 are all polypropylene plastic products or PVC plastic products.
According to the waste gas spray tower provided by the invention, as the spiral flow channel with the radius continuously reduced from top to bottom is arranged at the lower end of the spray head, when the acid solution is sprayed out from the liquid spraying end of the spray head, the acid solution is tangent to and collides with the continuously reduced spiral flow channel, an outer layer protection linear rotating airflow capable of effectively inhibiting water flow diffusion can be formed, so that the range of the acid solution is increased, the impact force is enhanced, and the waste gas is fully contacted with the acid solution; meanwhile, in order to ensure that the waste gas and the acidic solution on the same horizontal plane have larger contact area, the spray pipe comprises four acid liquid pipelines which are arranged in a cross-shaped communication manner, and then the spray heads with the structures are arranged on the acid liquid pipelines in four directions which are vertical to each other, so that the acid solution is ensured to have enough acid liquid water mist to be contacted with the waste gas in the vertical direction and the horizontal direction, the waste gas is fully contacted with the acid liquid, the reaction time is effectively reduced, and the waste gas treatment efficiency is improved.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (5)
1. A waste gas spray tower is characterized by comprising a tower body, wherein a spray cavity is formed inside the tower body, a gas inlet is formed at one side of the lower end of the tower body, and a gas outlet is formed at the top of the tower body; spray intracavity parallel interval and be provided with two filled sheet, two filled sheet will spray the chamber from last to cutting apart into the defogging layer down in proper order, first layer and the second of spraying sprays the layer, each filled sheet below fixed mounting has a shower, the shower includes four acidizing fluid pipelines that are cross intercommunication installation, install the shower nozzle on the acidizing fluid pipeline, the hydrojet end of shower nozzle sets up down, just the spiral runner that the radius diminishes in succession down from last is installed to the shower nozzle lower extreme.
2. The exhaust gas spray tower of claim 1, wherein an acid liquid pool, a circulation pump and a water inlet pipe are installed below the tower body, one end of the water inlet pipe is installed to communicate with the spray pipe, the other end of the water inlet pipe is installed to be installed in the acid liquid pool through the circulation pump, and the acid liquid pool is located below the spray chamber and communicates with the spray chamber.
3. The exhaust gas spray tower of claim 1, wherein the top end of the tower body is provided with a reducer section, and the reducer section is provided with an access hole.
4. The exhaust gas spray tower of claim 1, wherein the side wall of the tower body is provided with a first air inlet and a second air inlet corresponding to the demisting layer and the first spray layer, respectively.
5. The exhaust gas spray tower of claim 1, wherein the tower body, the packing plate and the spray pipe are all made of polypropylene plastics or PVC plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911048758.1A CN110665345A (en) | 2019-10-31 | 2019-10-31 | Waste gas spray tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911048758.1A CN110665345A (en) | 2019-10-31 | 2019-10-31 | Waste gas spray tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110665345A true CN110665345A (en) | 2020-01-10 |
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ID=69084853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911048758.1A Pending CN110665345A (en) | 2019-10-31 | 2019-10-31 | Waste gas spray tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110665345A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116764426A (en) * | 2023-08-22 | 2023-09-19 | 福建众辉环保设备有限公司 | Spray tower liquid supply pipeline and spray tower |
-
2019
- 2019-10-31 CN CN201911048758.1A patent/CN110665345A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116764426A (en) * | 2023-08-22 | 2023-09-19 | 福建众辉环保设备有限公司 | Spray tower liquid supply pipeline and spray tower |
| CN116764426B (en) * | 2023-08-22 | 2023-11-03 | 福建众辉环保设备有限公司 | Spray tower liquid supply pipeline and spray tower |
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