CN218495868U - A condensation absorbing device for producing aluminium fluoride - Google Patents
A condensation absorbing device for producing aluminium fluoride Download PDFInfo
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- CN218495868U CN218495868U CN202222516182.0U CN202222516182U CN218495868U CN 218495868 U CN218495868 U CN 218495868U CN 202222516182 U CN202222516182 U CN 202222516182U CN 218495868 U CN218495868 U CN 218495868U
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- barrel
- condensation
- circular ring
- lateral wall
- tail gas
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- 230000005494 condensation Effects 0.000 title claims abstract description 49
- 238000009833 condensation Methods 0.000 title claims abstract description 49
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000000779 smoke Substances 0.000 claims abstract description 13
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 claims description 14
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 7
- 239000003595 mist Substances 0.000 abstract description 13
- 239000007789 gas Substances 0.000 description 59
- 238000001816 cooling Methods 0.000 description 12
- 239000000498 cooling water Substances 0.000 description 9
- 239000007921 spray Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910016569 AlF 3 Inorganic materials 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- -1 skirt 1 Chemical compound 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Abstract
The utility model discloses a condensation absorbing device for producing aluminium fluoride, including the skirt, skirt top fixedly connected with barrel, the barrel top is equipped with the inlet opening, barrel lateral wall top is equipped with the outlet duct, barrel lateral wall bottom is equipped with the intake pipe, open the barrel bottom has a plurality of first drainage holes, vertical direction is equipped with first condensation layer in the barrel, second condensation layer and third condensation layer, first condensation layer includes annular conveyer pipe and a plurality of water smoke shower nozzle, annular conveyer pipe is fixed in the barrel lateral wall, annular conveyer pipe lateral wall is connected with straight delivery pipe, annular conveyer pipe is equipped with a plurality of capillary pipelines along its inner wall circumference, capillary pipeline runs through barrel lateral wall, the part that capillary pipeline is located the barrel is connected with water smoke shower nozzle. The tail gas is cooled by the first condensation layer, the second condensation layer and the third condensation layer, so that the tail gas can be fully cooled, and the harmful gas which is easily dissolved in water in the tail gas is dissolved in water mist to be discharged, thereby reducing the pollution of the tail gas to the air.
Description
Technical Field
The utility model belongs to the technical field of condensing equipment, specifically a condensation absorbing device for producing aluminium fluoride.
Background
In the aluminum fluoride manufacturing process, aluminum fluoride is obtained after hydrogen fluoride gas and aluminum hydroxide react violently in a multilayer fluidized bed reactor. The reaction formula is as follows: 3HF + Al (OH) 3 ＝AlF 3 +3H 2 O, the reaction releases a large amount of heat, the temperature of the materials is raised to be over 600 ℃, the obtained aluminum fluoride finished product almost contains no water at the temperature, and meanwhile, the multilayer fluidized bed reactor can discharge tail gas.
Because the tail gas temperature is too high, cause the damage to equipment easily, often need use condensation absorbing device to carry out cooling treatment to tail gas.
For example, chinese patent, publication No. CN 202070188U discloses a tail gas condensing device for dry aluminum fluoride production, which comprises a skirt, a tower body is arranged on the skirt, a cylinder is sleeved inside the tower body, a gas inlet is arranged between the top of the tower body and the cylinder, a cooling water inlet is arranged between the upper side of the side part and the cylinder, a cooling water outlet and a gas outlet are arranged between the lower side of the side part and the cylinder, a horizontal cross-discharge partition plate is uniformly arranged inside the cylinder, through holes are uniformly distributed on the partition plate, and circulating water cooling water is arranged between the tower body and the cylinder.
In this scheme, high temperature tail gas gets into the barrel from the gas air inlet, and cooling water gets into the barrel from the cooling water inlet, and high temperature tail gas and cooling water contact make gas obtain cooling, purify and absorb the back and discharge from the gas outlet.
However, the condensing device uses cooling water to condense the high-temperature tail gas, the pressure of the high-temperature tail gas entering the cylinder is high, the high-temperature tail gas is condensed by the cooling water, the speed is low, and the tail gas is insufficiently cooled. Therefore, a condensation absorption device for producing aluminum fluoride, which can be cooled in multiple ways, is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of insufficient cooling tail gas in the prior art, the utility model aims to provide a condensation absorption device for producing aluminum fluoride.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
the utility model provides a condensation absorbing device for producing aluminium fluoride, including the skirt, skirt top fixedly connected with barrel, the barrel top is equipped with the inlet opening, barrel lateral wall upper portion is equipped with the outlet duct, barrel lateral wall lower part is equipped with the intake pipe, open the barrel bottom has a plurality of first exhaust holes, vertical direction is equipped with first condensation layer in the barrel, second condensation layer and third condensation layer, first condensation layer includes annular delivery pipe and a plurality of water smoke shower nozzle, annular delivery pipe is fixed in the barrel lateral wall, annular delivery pipe lateral wall is connected with the direct transport pipe, annular delivery pipe is equipped with a plurality of capillary pipeline along its inner wall circumference, capillary pipeline runs through barrel lateral wall, the part and the water smoke shower nozzle fixed connection that capillary pipeline is located the barrel.
The principle of the scheme is as follows: connect the condensation absorbing device power, fluidized bed exhaust tail gas is after gathering dust and handling, get into barrel upward movement through the intake pipe, water smoke shower nozzle blowout water smoke that sets up along barrel inside wall circumference, because water smoke has that the fog flux is big, the spray regime is wide, the advantage that heat absorption efficiency is high, can tentatively cool down tail gas, and some easily water-soluble harmful gas in tail gas can condense into the water droplet after water smoke and discharge from first drainage hole, tail gas through tentatively cooling continues the upward movement, through the secondary cooling of second condensation layer and third condensation layer, tail gas through abundant cooling is discharged from the outlet duct.
After the scheme is adopted, the following beneficial effects are realized: the water mist spray head of the first condensation layer sprays water mist to cool the tail gas for the first time, meanwhile, the water mist absorbs harmful gas which is easy to dissolve in water in the tail gas, and the tail gas is cooled sufficiently through the second condensation layer and the third condensation layer, and the harmful gas which is easy to dissolve in water in the tail gas is condensed into water drops after being dissolved in the water mist and is discharged, so that the pollution of the tail gas to air is reduced.
Further, the second condensation layer includes the inlet tube, and the inlet tube is fixed at the inlet opening inner wall, inlet tube bottom fixedly connected with shower nozzle.
Has the advantages that: the shower nozzle water spray carries out the secondary cooling to tail gas, can absorb remaining harmful gas easily soluble in water in the tail gas simultaneously.
Furthermore, the third condensation layer includes a plurality of condensing element, and condensing element passes through fixed subassembly with the barrel inside wall and is connected.
Has the advantages that: the condensing element carries out the third cooling to tail gas, and when the tail gas through twice cooling cooled through the condensing element, makes the condensing element avoid causing the damage because of the tail gas high temperature.
Furthermore, the fixing assembly comprises a first circular ring and a second circular ring, the first circular ring is fixed on the inner side wall of the barrel, the second circular ring is fixedly connected with the condensing element, a plurality of connecting rods are arranged on the inner side wall of the first circular ring along the circumferential direction of the inner side wall of the first circular ring, and one end, far away from the first circular ring, of each connecting rod is fixedly connected with the second circular ring.
Has the advantages that: first ring is fixed at the barrel inside wall, second ring and condensing element fixed connection, and first ring inside wall is equipped with a plurality of connecting rods along its circumference, and the one end and the second ring fixed connection of first ring are kept away from to the connecting rod can make condensing element more stable.
Furthermore, the skirt is hollow, a partition plate is arranged in the skirt, and a second drain hole is formed in the bottom of the side wall of the skirt.
Has the beneficial effects that: the skirt is inside cavity, is equipped with the baffle in the skirt, and open skirt lateral wall bottom has the second wash port, can make the water in the barrel discharge through first wash port, avoids water to pile up in the barrel.
Furthermore, the clapboard inclines towards the direction of the second drain hole, and the inclination angle is a.
Has the advantages that: the partition board is inclined towards the second water discharging hole, so that water can be conveniently discharged.
Further, the condensing element is in the shape of a Mobius ring.
Has the advantages that: the condensing element is in a Mobius ring shape, so that the contact area of the condensing element and the tail gas is increased, and the tail gas can be cooled more quickly.
Further, the condensing elements are uniformly arranged along the circumferential direction of the second circular ring.
Has the advantages that: the condensing element is evenly arranged along the circumferential direction of the second circular ring, so that the contact area between the condensing element and the tail gas is increased, and the tail gas can be cooled more quickly.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the present invention.
Fig. 2 is a top view of a fixing assembly according to an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: skirt 1, barrel 2, first drainage hole 3, intake pipe 4, outlet duct 5, inlet opening 6, annular conveyer pipe 7, capillary 8, water smoke shower nozzle 9, straight transport pipe 10, inlet tube 11, shower nozzle 12, condensing element 13, fixed subassembly 14, first ring 141, second ring 142, connecting rod 143, baffle 15, second drainage hole 16.
The embodiment is basically as shown in the attached figure 1:
the utility model provides a condensation absorbing device for producing aluminium fluoride, including skirt 1, the inside cavity of skirt 1, be equipped with baffle 15 in the skirt 1, open bottom skirt 1 lateral wall has second wash port 16, baffle 15 is towards the 16 direction slopes of second wash port, inclination is 25, 1 top fixedly connected with barrel 2 of skirt, 2 tops of barrel are equipped with inlet opening 6, 2 lateral wall upper portions of barrel are equipped with outlet duct 5, 2 lateral wall lower parts of barrel are equipped with intake pipe 4, 2 bottoms of barrel are opened and are had a plurality of first wash ports 3, vertical direction is equipped with first condensation layer in the barrel 2, second condensation layer and third condensation layer, first condensation layer includes annular conveyer pipe 7 and a plurality of water smoke shower nozzle 9, annular conveyer pipe 7 is fixed in 2 lateral walls of barrel, 7 lateral walls of annular conveyer pipe are connected with straight delivery pipe 10, annular conveyer pipe 7 is equipped with a plurality of capillary pipeline 8 along its inner wall circumference, capillary pipeline 8 runs through 2 lateral wall, the part that capillary pipeline 8 is located barrel 2 is fixed connection with water smoke shower nozzle 9.
The second condensation layer comprises a water inlet pipe 11, the water inlet pipe 11 is fixed on the inner wall of the water inlet hole 6, and the bottom of the water inlet pipe 11 is fixedly connected with a spray head 12.
The third condensation layer comprises a plurality of condensation elements 13, the condensation elements 13 are in a Mobius ring shape, the condensation elements 13 are connected with the inner side wall of the cylinder 2 through a fixing component 14, the fixing component 14 comprises a first circular ring 141 and a second circular ring 142, the first circular ring 141 is fixed on the inner side wall of the cylinder 2, the second circular ring 142 is fixedly connected with the condensation elements 13, the inner side wall of the first circular ring 141 is provided with a plurality of connecting rods 143 along the circumferential direction thereof, one end of each connecting rod 143, away from the first circular ring 141, is fixedly connected with the second circular ring 142, and the condensation elements 13 are uniformly arranged along the circumferential direction of the second circular ring 142.
The specific implementation process is as follows:
in the air inlet stage, the conveying pipe is connected with a device filled with water mist, tail gas discharged by the fluidized bed enters the cylinder body 2 through the air inlet pipe 4 after dust collection treatment, the pressure in the cylinder body 2 is increased due to high temperature, and the tail gas moves upwards;
in the cooling stage, when the tail gas entering the cylinder 2 moves upwards and passes through the water mist spray head 9, the water mist spray head 9 sprays water mist, and the water mist has the advantages of large mist flux, wide spraying range and high heat absorption efficiency, so that the tail gas can be preliminarily cooled, some harmful gases which are easily dissolved in water in the tail gas can be dissolved in the water mist, and the harmful gases are condensed into water drops after being dissolved in the water mist and then are discharged from the first water discharge hole 3;
the tail gas after primary cooling continues to move upwards, cooling water is sprayed out from the spray head 12 through the water inlet pipe 11 to cool the tail gas for the second time, and meanwhile, residual harmful gas which is easy to dissolve in water in the tail gas can be absorbed;
the tail gas after twice temperature reduction continues to move upwards, the condensing element 13 releases cold air to carry out third temperature reduction on the tail gas, the condensing element 13 is in a Mobius ring shape, the condensing element 13 is uniformly arranged along the circumferential direction of the second circular ring 142, the contact area between the condensing element 13 and the tail gas is increased, the tail gas is fully cooled, and when the tail gas after twice temperature reduction is cooled through the condensing element 13, the condensing element 13 is prevented from being damaged due to overhigh temperature of the tail gas.
And in the drainage and exhaust stage, tail gas after triple cooling is discharged from the air outlet pipe 5, and sewage dissolved with harmful gas flows into the skirt 1 through the first drainage hole 3, and is collected to the second drainage hole 16 and discharged from the second drainage hole 16 due to the inclination of the partition plate 15 arranged in the skirt 1.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be pointed out that, for the person skilled in the art, without departing from the structure of the invention, several variants and modifications can be made, which should also be regarded as the scope of protection of the invention, which will not affect the effectiveness of the implementation of the invention and the utility of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. A condensation absorption device for producing aluminum fluoride is characterized in that: including the skirt, skirt top fixedly connected with barrel, the barrel top is equipped with the inlet opening, lateral wall upper portion of the barrel is equipped with the outlet duct, lateral wall lower part of the barrel is equipped with the intake pipe, it has a plurality of first exhaust holes to open the barrel bottom, vertical direction is equipped with first condensate layer in the barrel, second condensate layer and third condensate layer, first condensate layer includes annular conveyer pipe and a plurality of water smoke shower nozzle, annular conveyer pipe is fixed in the barrel lateral wall, annular conveyer pipe lateral wall is connected with straight transport pipe, annular conveyer pipe is equipped with a plurality of capillary pipeline along its inner wall circumference, capillary pipeline runs through lateral wall of the barrel, capillary pipeline is located the part and water smoke shower nozzle fixed connection in the barrel.
2. A condensation absorption apparatus for producing aluminum fluoride according to claim 1, wherein: the second condensation layer includes the inlet tube, and the inlet tube is fixed at the inlet port inner wall, inlet tube bottom fixedly connected with shower nozzle.
3. A condensation absorption apparatus for producing aluminum fluoride according to claim 2, wherein: the third condensation layer includes a plurality of condensing element, and condensing element passes through fixed subassembly with the barrel inside wall and is connected.
4. A condensation absorption apparatus for producing aluminum fluoride according to claim 3, wherein: the fixing assembly comprises a first circular ring and a second circular ring, the first circular ring is fixed on the inner side wall of the barrel, the second circular ring is fixedly connected with the condensing element, a plurality of connecting rods are arranged on the inner side wall of the first circular ring along the circumferential direction of the inner side wall of the first circular ring, and one end, far away from the first circular ring, of each connecting rod is fixedly connected with the second circular ring.
5. A condensation absorption apparatus for producing aluminum fluoride according to claim 4, wherein: the skirt is hollow inside, a partition plate is arranged in the skirt, and a second drain hole is formed in the bottom of the side wall of the skirt.
6. A condensation absorption apparatus for producing aluminum fluoride according to claim 5, wherein: the partition plate inclines towards the second drain hole, and the inclination angle is a.
7. A condensation absorption apparatus for producing aluminum fluoride according to claim 6, wherein: the condensing element is in the shape of a Mobius ring.
8. A condensation absorption apparatus for producing aluminum fluoride according to claim 7, wherein: the condensing elements are uniformly arranged along the circumferential direction of the second circular ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222516182.0U CN218495868U (en) | 2022-09-22 | 2022-09-22 | A condensation absorbing device for producing aluminium fluoride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222516182.0U CN218495868U (en) | 2022-09-22 | 2022-09-22 | A condensation absorbing device for producing aluminium fluoride |
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| Publication Number | Publication Date |
|---|---|
| CN218495868U true CN218495868U (en) | 2023-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222516182.0U Active CN218495868U (en) | 2022-09-22 | 2022-09-22 | A condensation absorbing device for producing aluminium fluoride |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117797574A (en) * | 2023-12-26 | 2024-04-02 | 无锡索奥半导体科技有限公司 | A plasma water-washing exhaust gas treatment device and method |
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2022
- 2022-09-22 CN CN202222516182.0U patent/CN218495868U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117797574A (en) * | 2023-12-26 | 2024-04-02 | 无锡索奥半导体科技有限公司 | A plasma water-washing exhaust gas treatment device and method |
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