CN212188514U - High-temperature waste gas treatment device - Google Patents
High-temperature waste gas treatment device Download PDFInfo
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- CN212188514U CN212188514U CN202020229312.0U CN202020229312U CN212188514U CN 212188514 U CN212188514 U CN 212188514U CN 202020229312 U CN202020229312 U CN 202020229312U CN 212188514 U CN212188514 U CN 212188514U
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- aeration pipe
- aeration
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Abstract
The utility model relates to a high temperature exhaust treatment device belongs to exhaust-gas treatment technical field. The high-temperature waste gas treatment device comprises a tower body and a treatment tank arranged in the tower body and used for containing waste gas treatment liquid, wherein a cooling pipeline used for cooling the waste gas treatment liquid in the treatment tank is arranged in the treatment tank; still be provided with aeration equipment in the treatment tank, aeration equipment includes aeration pipe and aeration head, aeration pipe includes main aeration pipe and sets up in the treatment tank bottom and the aeration pipe that links to each other with main aeration pipe, and the upper end of a aeration pipe is provided with the aeration head. The utility model discloses a high temperature exhaust treatment device can absorb the toxic gas in the waste gas with the treatment fluid, can also cool down exhaust treatment fluid, avoids exhaust treatment fluid temperature to rise and leads to toxic gas to volatilize once more, influences the treatment effect.
Description
Technical Field
The utility model relates to a high temperature exhaust treatment device belongs to exhaust-gas treatment technical field.
Background
With the increasing concern of society on environment, various treatment technologies for industrial production waste are developing more and more rapidly. In the field of chemical production, a large amount of harmful waste liquid and waste gas are generated, and various methods are adopted by a plurality of multi-chemical plants to treat the waste so as to reduce the harm to the environment.
The utility model with publication number CN109499228A discloses a waste gas treatment device, which comprises a waste gas treatment tower, wherein a waste gas inlet is formed at the bottom of the waste gas treatment tower, a clean air outlet is formed at the top of the waste gas treatment tower, and a flow divider, a separation ball, a spray header and a demisting area are sequentially arranged between the waste gas inlet and the clean air outlet of the waste gas treatment tower; a water tank is also arranged below the waste gas treatment tower, and the spray header is communicated with the water tank through a water pipe; the bottom of the waste gas treatment tower is provided with an overflow port and is connected with a drainage pipeline; the water tank is also connected with an automatic dosing machine.
In the waste gas treatment equipment, after waste gas enters the waste gas treatment tower, an automatic dosing machine is arranged, neutralizing liquid medicine is added to be sprayed along with a spray header, and toxic gas in the neutralizing waste gas is treated. However, the exhaust gas generated in many chemical plants does not contain toxic gas, and the temperature of the gas itself is high, and when the gas is subjected to liquid absorption treatment, the temperature of the liquid after absorbing the toxic gas is gradually increased, so that the toxic gas with a low boiling point is volatilized again, and the treatment effect is affected.
Disclosure of Invention
The utility model provides a high temperature exhaust treatment device can cool off exhaust-gas treatment liquid, reduces the influence of treatment fluid temperature rising to the treatment effect.
The utility model provides an above-mentioned technical problem adopted technical scheme as follows:
a high-temperature waste gas treatment device comprises a tower body and a treatment tank arranged in the tower body and used for containing waste gas treatment liquid, wherein a cooling pipeline used for cooling the waste gas treatment liquid in the treatment tank is arranged in the treatment tank; still be provided with aeration equipment in the treatment tank, aeration equipment includes aeration pipe and aeration head, aeration pipe includes main aeration pipe and sets up in the treatment tank bottom and the aeration pipe that links to each other with main aeration pipe, and the upper end of a aeration pipe is provided with the aeration head.
The waste gas is acid waste gas or dust-containing acid waste gas or only dust-containing waste gas. The acid exhaust gas or the dust-containing acid exhaust gas contains sulfur dioxide.
The branch aeration pipe comprises a vertical branch aeration pipe and a horizontal branch aeration pipe, the upper end of the vertical branch aeration pipe is connected with the aeration head, the lower end of the vertical branch aeration pipe is connected with the horizontal branch aeration pipe, and one end, far away from the vertical branch aeration pipe, of the horizontal branch aeration pipe is connected with the main aeration pipe.
The treatment tank comprises a cylindrical tank wall and a circular tank bottom, the main aeration pipe comprises a horizontal main aeration pipe, one end of the horizontal branch aeration pipe, which is far away from the vertical branch aeration pipe, is connected with the horizontal main aeration pipe, and the horizontal main aeration pipe extends along the radial direction of the tank bottom of the treatment tank.
The length of the horizontal main aeration pipe is approximately equal to the diameter of the treatment tank, and the horizontal branch aeration pipes are arranged in parallel.
The horizontal branch aeration pipe is vertical to the horizontal main aeration pipe.
The projections of the vertical aeration pipes on the horizontal plane are all positioned on the same horizontal circumference.
The main aeration pipeline also comprises a vertical main aeration pipe connected with the horizontal main aeration pipe, and the height of the vertical main aeration pipe is greater than that of the treatment tank.
The treatment tank comprises a cylindrical tank wall and a circular tank bottom, the aeration device comprises a vertical aeration pipe, the vertical aeration pipe is arranged on the tank bottom in a penetrating manner, one end of the vertical aeration pipe, which is positioned in the treatment tank, is provided with the aeration head, and one end of the vertical aeration pipe, which is positioned outside the treatment tank, is connected with a waste gas buffer tank.
And a spraying device is arranged in the tower body above the treatment tank and comprises a spraying pipe and a spraying head arranged on the spraying pipe.
The tower body comprises a cylindrical tower barrel, the tower barrel comprises an inner barrel and an outer barrel, the inner barrel is sleeved with the outer barrel, the inner barrel and the outer barrel are coaxially arranged, and the outer diameter of the inner barrel is smaller than the inner diameter of the outer barrel so as to form a gap between the inner barrel and the outer barrel.
The utility model has the advantages that:
the utility model discloses a processing pond has been set up in high temperature exhaust treatment device's the tower body, can fill exhaust-gas treatment liquid in the processing pond, absorbs toxic gas (like acid gas) in to waste gas with treatment liquid, detach the harmful substance in the waste gas, in addition, can also cool down exhaust-gas treatment liquid, avoid exhaust-gas treatment liquid temperature to rise and lead to toxic gas to volatilize once more, influence treatment effect.
Drawings
FIG. 1 is a schematic structural view of a high-temperature exhaust gas treatment device according to the present invention;
FIG. 2 is a side view of the high temperature exhaust treatment device of the present invention;
3 FIG. 3 3 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 2 3; 3
FIG. 4 is an enlarged view of a portion of FIG. 3 at I;
FIG. 5 is a schematic structural view of an aeration apparatus of the high temperature exhaust gas treatment apparatus of the present invention;
FIG. 6 is a schematic view showing the structure of an aeration apparatus of another high-temperature exhaust gas treatment apparatus.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention easier to understand, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-6, the high temperature waste gas treatment device of the present invention comprises a tower body and a treatment tank 1 disposed in the tower body. The tower body comprises a cylindrical tower barrel 2 and a conical tower cover 3 which are vertically arranged. The tower barrel 2 comprises an outer barrel 21 and an inner barrel 22 which are coaxially sleeved together, and the outer barrel and the inner barrel are fixedly connected together. The inner diameter of the outer cylinder is larger than the outer diameter of the inner cylinder, so that a gap is formed between the outer cylinder and the inner cylinder, and the gap is filled with air, so that the heat-preservation and warming effect can be achieved. In other preferred embodiments, the gap is filled with a layer of insulating material 4 to enhance the insulating effect. The treatment tank 1 is of a cylindrical structure and comprises a cylindrical tank wall 11 and a circular tank bottom 12. The outer side of the wall of the treatment tank is tightly attached to the inner wall of the inner cylinder of the tower body, so that air sealing is realized.
The bottom of the treatment tank is provided with an aeration device which comprises an aeration pipeline 5, the aeration pipeline comprises a main aeration pipe 51 and branch aeration pipes 52, one end of each branch aeration pipe 52 is connected with the main aeration pipe 51, and the other end is fixedly connected with an aeration head 53. The main aeration pipe 51 includes a vertical main aeration pipe 511 vertically disposed along the inside of the wall of the treatment tank. The height of the upper end of the vertical main aeration pipe 511 is higher than the height of the tank wall of the treatment tank, and the upper end of the vertical main aeration pipe is connected with a vent pipe. One end of the vent pipe is connected with the vertical main aeration pipe, and the other end of the vent pipe horizontally penetrates through the tower cylinder and the wall of the treatment tank and is arranged in a gas-tight manner with the tower cylinder and the wall of the treatment tank. The lower end of the vertical main aeration pipe is fixedly connected with a horizontal main aeration pipe 512, and the horizontal main aeration pipe 512 extends along the radial direction of the bottom of the treatment tank. The branch aeration pipes 52 comprise two types, one type is a radial branch aeration pipe and only comprises a vertical branch aeration pipe 521, the lower end of the radial branch aeration pipe is connected with a horizontal main aeration pipe 512, and the upper end of the radial branch aeration pipe is connected with an aeration head 53. The other type of the branch aeration pipe is a circumferential branch aeration pipe and comprises a vertical branch aeration pipe 521, the upper end of the vertical branch aeration pipe is connected with an aeration head 53, and the lower end of the vertical branch aeration pipe is connected with a horizontal branch aeration pipe 522. The other end of the horizontal branch aeration pipe 522 is connected with the horizontal main aeration pipe. The horizontal aeration pipes can be arranged in parallel or in a radial shape. The end of the horizontal branch aeration pipe far away from one end of the horizontal main aeration pipe is approximately on the circumference of the same horizontal plane. No matter the aeration pipe is propped up to the level is parallel arrangement or is radial setting, all evenly sets up in level owner aeration pipe both sides, and the quantity of the aeration pipe is propped up to the level of the main aeration pipe both sides of level promptly equals, and is preferred, and the aeration pipe is propped up to the level of the main aeration pipe both sides of level is about the main aeration pipe symmetry setting of level. Preferably, the horizontal branch aeration pipes are all perpendicular to the horizontal main aeration pipe.
Be provided with cooling tube 6 in the treatment tank, cooling tube is including being spiral helicine spiral cooling tube 61, and the spiral central axis of spiral cooling tube is vertical direction setting. The upper end of the spiral cooling pipe is connected with a cooling water inlet pipe 62, and the lower end is connected with a cooling water outlet pipe 63. The cooling water inlet pipe and the cooling water outlet pipe penetrate through the wall of the treatment pool and the tower barrel. The cooling water inlet pipe and the cooling water outlet pipe which penetrate out of the tower cylinder are both connected with the water tank, and a water pump is connected to the pipeline of the cooling water inlet pipe, so that water in the water tank continuously enters the spiral cooling pipe for heat exchange. And a cooling pipe fixing frame is fixedly arranged on the inner wall of the treatment pool and used for fixing the spiral cooling pipe.
And a spraying device is arranged above the treatment tank in the tower barrel and comprises a spraying pipe and a spraying head arranged on the spraying pipe. The shower includes the main pipeline that sprays, sprays the main pipeline and extends along the radial of a tower section of thick bamboo, and one end is worn out and is connected with the liquid conveyer pipe that sprays from the section of thick bamboo wall of a tower section of thick bamboo. The main spraying pipeline is connected with a plurality of branch spraying pipelines, one end of each branch spraying pipeline is connected with the main spraying pipeline, and the other end of each branch spraying pipeline is provided with a spraying head. The spraying branch pipelines can be arranged in parallel or in a radial shape. And a spraying device fixing frame is arranged on the inner wall of the inner cylinder of the tower barrel so as to fix the spraying device.
An air extractor is arranged in the tower cover on the tower barrel to extract air in the tower barrel.
The bottom of the treatment pool is provided with a water outlet pipe which penetrates through the wall of the treatment pool and the wall of the tower drum, and one end of the water outlet pipe, which extends out of the tower drum, is provided with a rear water outlet valve.
The utility model discloses a high temperature exhaust treatment device still includes tower section of thick bamboo mount 7, and tower section of thick bamboo mount includes four stands, and the fixed two sets of fixed cross beams that are provided with on the stand, each fixed cross beam of group all include four crossbeams, and the outer wall of the urceolus of a tower section of thick bamboo is fixed to be set up on the crossbeam.
The high-temperature waste gas treatment device of the utility model is filled with water or alkali liquor in the treatment tank when in use. Waste gas enters the tower barrel from the vent pipe, enters the horizontal main aeration pipes downwards along the vertical main aeration pipes, then is dispersed into each aeration pipe, gas is dispersed into liquid in the treatment tank through the aeration heads, bubbles are formed, acid gas such as sulfur dioxide in the waste gas is dissolved in the liquid in the treatment tank, and dust in the waste gas is removed by water in the treatment tank. The bubbles continuously contact with the liquid in the process of continuously rising, remove dust and acid gas and finally escape from the liquid level of the treatment pool. In the rising process of the gas, the spray head of the spray device sprays liquid, the sprayed vaporous liquid is in full contact with the rising gas in the falling process, acid gas and dust which are not fully removed in the gas are acted, and the gas falls into the treatment pool, so that the waste gas is thoroughly treated. After being treated, the gas is discharged out of the tower body under the suction action of an air extractor arranged at the tower cover.
For the waste gas with higher temperature, the temperature of the liquid in the treatment tank can be increased in the aeration process, and the heat exchange is carried out between the cooling liquid in the cooling pipeline and the high-temperature liquid in the treatment tank, so that the temperature of the liquid in the treatment tank is not too high, and the acid gas is prevented from escaping again.
When the liquid amount in the treatment pool is large, the water outlet valve is opened to discharge part of the liquid.
In other preferred embodiments, the aeration device comprises a plurality of aeration pipelines 8 which are arranged at the bottom of the tank in a penetrating way, and an aeration head is arranged at one end of each aeration pipeline which is inserted into the treatment tank. A waste gas buffer box 9 is arranged below the bottom of the treatment tank in the tower barrel, air outlet holes are formed in the upper portion of the waste gas buffer box, and the lower end of the aeration pipeline is connected with the air outlet holes in a one-to-one correspondence mode. Be provided with the breather pipe on the lateral wall of waste gas buffer tank, the breather pipe is kept away from one of waste gas buffer tank and is served and be provided with the breather valve. One end of the vent pipe, which is far away from the waste gas buffer tank, is also connected with an air pump through a pipeline. When the vent valve and the air pump are both opened, the waste gas can continuously enter the waste gas buffer tank, so that a certain pressure is kept in the waste gas buffer tank, and the aeration is carried out from the aeration head to the treatment tank. When the vent valve is closed, the waste gas buffer tank can also keep a certain pressure, so that the liquid in the treatment tank is prevented from permeating into the waste gas buffer tank through the aeration head. Or the aperture of the aeration hole of the aeration head can be set small enough to avoid the liquid entering the aeration head.
In other preferred embodiments, the spiral cooling tubes of the cooling duct may be replaced by "S" shaped cooling tubes.
The connection relationship between the main aeration pipe and the branch aeration pipes can be in other modes, for example, the horizontal main aeration pipe does not extend along the radial direction of the bottom of the treatment tank, but is in a circumferential shape, the branch aeration pipes only comprise vertical branch aeration pipes, and the lower ends of the vertical branch aeration pipes are connected with the horizontal main aeration pipes.
The shape of the tower and the treatment tank can be square or rectangular or other shapes.
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 (10)
1. A high-temperature waste gas treatment device is characterized by comprising a tower body and a treatment tank arranged in the tower body and used for containing waste gas treatment liquid, wherein a cooling pipeline used for cooling the waste gas treatment liquid in the treatment tank is arranged in the treatment tank; still be provided with aeration equipment in the treatment tank, aeration equipment includes aeration pipe and aeration head, aeration pipe includes main aeration pipe and sets up in the treatment tank bottom and the aeration pipe that links to each other with main aeration pipe, and the upper end of a aeration pipe is provided with the aeration head.
2. The high-temperature exhaust gas treatment device according to claim 1, wherein the branch aeration pipes include a vertical branch aeration pipe and a horizontal branch aeration pipe, the aeration head is connected to an upper end of the vertical branch aeration pipe, the horizontal branch aeration pipe is connected to a lower end of the vertical branch aeration pipe, and an end of the horizontal branch aeration pipe, which is far from the vertical branch aeration pipe, is connected to the main aeration pipe.
3. The high-temperature exhaust gas treatment device according to claim 2, wherein the treatment tank comprises a cylindrical tank wall and a circular tank bottom, the main aeration pipe comprises a horizontal main aeration pipe, one end of the horizontal branch aeration pipe, which is far away from the vertical branch aeration pipe, is connected with the horizontal main aeration pipe, and the horizontal main aeration pipe extends in a radial direction of the tank bottom of the treatment tank.
4. A high-temperature exhaust gas treatment apparatus according to claim 3, wherein the horizontal main aeration pipe has a length substantially equal to a diameter of the treatment tank, and the horizontal branch aeration pipes are arranged in parallel.
5. The high-temperature exhaust gas treatment device according to claim 4, wherein the horizontal branch aeration pipe is perpendicular to the horizontal main aeration pipe.
6. A high-temperature exhaust gas treatment device according to claim 2, wherein the projections of the vertical branch aeration pipes on the horizontal plane are all on the same horizontal circumference.
7. The high temperature exhaust gas treatment device according to claim 3, wherein the main aeration pipe further comprises a vertical main aeration pipe connected to the horizontal main aeration pipe, and the vertical main aeration pipe has a height greater than that of the treatment tank.
8. A high-temperature waste gas treatment device according to claim 1, wherein the treatment tank comprises a cylindrical tank wall and a circular tank bottom, the aeration device comprises a vertical aeration pipe, the vertical aeration pipe is arranged on the tank bottom in a penetrating way, the end of the vertical aeration pipe located in the treatment tank is provided with the aeration head, and the end of the vertical aeration pipe located outside the treatment tank is connected with a waste gas buffer tank.
9. A high-temperature exhaust gas treatment device according to claim 1, wherein a spray device is provided in the tower body at a position above the treatment tank, the spray device including a spray pipe and a spray header provided on the spray pipe.
10. A high-temperature exhaust gas treatment device according to claim 1, wherein the tower body comprises a cylindrical tower drum, the tower drum comprises an inner drum and an outer drum sleeved outside the inner drum, the inner drum and the outer drum are coaxially arranged, and the outer diameter of the inner drum is smaller than the inner diameter of the outer drum so as to form a gap between the inner drum and the outer drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020229312.0U CN212188514U (en) | 2020-02-29 | 2020-02-29 | High-temperature waste gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020229312.0U CN212188514U (en) | 2020-02-29 | 2020-02-29 | High-temperature waste gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212188514U true CN212188514U (en) | 2020-12-22 |
Family
ID=73820082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020229312.0U Expired - Fee Related CN212188514U (en) | 2020-02-29 | 2020-02-29 | High-temperature waste gas treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212188514U (en) |
-
2020
- 2020-02-29 CN CN202020229312.0U patent/CN212188514U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |