CN220214492U - Cooling deacidification device - Google Patents
Cooling deacidification device Download PDFInfo
- Publication number
- CN220214492U CN220214492U CN202321677423.8U CN202321677423U CN220214492U CN 220214492 U CN220214492 U CN 220214492U CN 202321677423 U CN202321677423 U CN 202321677423U CN 220214492 U CN220214492 U CN 220214492U
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- tower body
- cone
- cooling
- hole
- gas
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- 238000001816 cooling Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000007921 spray Substances 0.000 claims abstract description 27
- 239000002253 acid Substances 0.000 claims abstract description 25
- 239000003814 drug Substances 0.000 claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 238000005192 partition Methods 0.000 claims abstract description 14
- 239000003595 mist Substances 0.000 claims description 4
- 239000011152 fibreglass Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229940079593 drug Drugs 0.000 claims 1
- 238000000889 atomisation Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005507 spraying Methods 0.000 abstract description 6
- 239000000919 ceramic Substances 0.000 abstract description 5
- 238000007380 fibre production Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 229920003257 polycarbosilane Polymers 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- -1 Polydimethylsiloxane Polymers 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model relates to the field of ceramic fiber production equipment, in particular to a cooling acid removing device, which comprises a tower body, wherein the tower body is provided with an air inlet and an air outlet, a partition plate in the tower body is provided with a vent hole and a drain hole, a cone hopper is arranged above the partition plate in the tower body, a middle hole is arranged in the center of the cone hopper, a spray pipe and an atomization pipe are arranged at the bottom side of the cone hopper at intervals, the spray pipe can spray liquid medicament downwards and form a longitudinal water curtain, the water curtain is blocked between the vent hole and the middle hole, and the atomization pipe can spray vaporific liquid medicament and forms a gas-liquid mixing area with the water curtain; the tail gas enters the tower body through the air inlet and flows from bottom to top to pass through the gas-liquid mixing area and then is discharged along the air outlet. The utility model is beneficial to solving the problem that the escape clearance exists in the gas-liquid mixing and covering effect due to the relatively simple spraying structure of the existing cooling acid removing device.
Description
Technical Field
The utility model relates to the field of ceramic fiber production equipment, in particular to a cooling acid removal device mechanism.
Background
With the increasing demand for high performance ceramic fibers and market development in other fields, a large amount of high performance ceramic fibers will be required, and the productivity of polycarbosilanes will also increase, resulting in a large amount of pyrolysis byproducts to be disposed.
Among them, the Polydimethylsiloxane (PDMS) cleavage byproducts contain some insoluble matters (< 2%), which are mutually encapsulated with the soluble Polycarbosilane (PCS), and the particle size of these insoluble matters is very small, so how to filter the insoluble matters at low cost and fully recover the soluble PCS is particularly critical. At present, the insoluble substances are removed by treatment processes such as dissolution filtration, high-temperature treatment and the like, wherein high-temperature tail gas is generated in the high-temperature treatment stage, and corresponding tail gas treatment equipment for cooling and acid removal is arranged. At present, most of tail gas treatment equipment adopts a spray tower, namely, a spray pipe is used for atomizing and spraying treatment liquid such as sodium hydroxide and the like, and the tail gas is subjected to neutralization reaction and cooling treatment on acid gas. However, the spraying structure in the existing spraying tower is relatively simple, the treatment liquid basically adopts an atomization or radial spraying state to operate, but a certain gap still exists in the mode, so that a small part of acid gas can escape, the gas-liquid mixing and covering effect is affected, and the tail gas acid removal and cooling effects are affected.
Disclosure of Invention
The utility model aims to provide a cooling acid removal device, which is beneficial to solving the problem that the escape clearance exists in the gas-liquid mixing coverage effect due to the relatively simple spraying structure of the existing cooling acid removal device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the cooling acid removing device comprises a hollow tower body, wherein one side of the bottom of the tower body is provided with an air inlet connected with an external air inlet pipeline, the top of the tower body is provided with an air outlet, a partition plate is arranged above the air inlet in the inner part of the tower body, the partition plate transversely seals the inner cavity of the tower body, a vent hole and a drain hole of a longitudinal through hole structure are arranged on the partition plate, a cone bucket is arranged above the partition plate in the inner part of the tower body, a middle hole of the longitudinal through hole structure is arranged in the center position of the cone bucket, the bottom side of the cone bucket is provided with a spray pipe and an atomization pipe which are distributed at intervals, the spray pipe can spray liquid medicament downwards and form a longitudinal water curtain, the water curtain is blocked between the vent hole and the middle hole, and the atomization pipe can spray vaporous liquid medicament and the water curtain form a gas-liquid mixing area; the tail gas enters the tower body through the air inlet and flows from bottom to top to pass through the gas-liquid mixing area and then is discharged along the air outlet.
On the basis of the technical scheme, the tower body is made of glass fiber reinforced plastic materials.
On the basis of the technical scheme, the jet pipes are arranged in a transversely staggered mode, and the jet pipes and the atomization pipes are alternately arranged in the transverse mode.
On the basis of the technical scheme, the longitudinal section of the cone hopper is of a V-shaped structure, the top of the cone hopper is provided with an overflow pipe, the overflow pipe can uniformly output liquid medicament in each area of the upper end face of the cone hopper, and the liquid medicament forms an annular water curtain after flowing out of the middle hole.
On the basis of the technical scheme, a demister is arranged above the cone hopper in the tower body.
On the basis of the technical scheme, a spray pipe is arranged between the cone hopper and the demister.
On the basis of the technical scheme, a longitudinal elastic supporting structure is arranged between the demister and the tower body.
On the basis of the technical scheme, the top of the partition plate is provided with a water collecting tank, and the drainage hole is positioned in the water collecting tank area.
Compared with the prior art, the utility model at least comprises the following advantages:
according to the utility model, the spray pipes and the atomization pipes are arranged at intervals, the spray pipes can be used for preparing the liquid medicament into the water curtain, the atomization pipes can be used for preparing the liquid medicament into the mist of fine particles, the spray pipes and the mist form cooperatively form the gas-liquid mixing area, the medicament in the combination of the water curtain and the mist form exists in the gas-liquid mixing area, and tail gas can fully contact and react with the medicament when passing through the gas-liquid mixing area, so that the tail gas is basically in a dead angle-free state, and the problem that the escape clearance exists in the gas-liquid mixing coverage effect due to the relatively simple spray structure of the conventional cooling acid removal device is solved.
Drawings
FIG. 1 is a schematic diagram showing an internal structure of a cooling acid removing apparatus according to an embodiment;
FIG. 2 is a schematic diagram of a return pipe structure in an embodiment;
FIG. 3 is a schematic view of a shower pipe according to an embodiment;
FIG. 4 is a schematic diagram of a demister according to an embodiment.
The drawing is marked: 1. a tower body; 11. an air inlet; 12. an air outlet; 13. a water outlet; 14. a movable groove; 2. a partition plate; 21. a vent hole; 22. a drain hole; 23. a water collection tank; 3. a cone bucket; 31. a middle hole; 41. a jet pipe; 42. an atomizing tube; 43. an overflow pipe; 44. a return pipe; 45. a water pump; 46. a shower pipe; 5. a demister; 51. an extension plate; 52. a seal ring; 53. a sliding sleeve; 54. a guide rod; 55. a spring; 56. an adjusting nut; a. an air homogenizing cavity; b. a reaction chamber; c. a dehumidifying chamber; d. and (3) a water curtain.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the following detailed description is given with reference to the accompanying drawings and the detailed description. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "mounted" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Example 1:
as shown in fig. 1 and 2, the embodiment discloses a cooling and acid removing device, which is applied to cooling and acid removing operation of acid tail gas in ceramic fiber production.
The device comprises a tower body 1, a baffle plate 2, a cone hopper 3, a jet pipe 41, an atomization pipe 42, an overflow pipe 43, a return pipe 44, a water pump 45 and a demister 5.
The tower body 1 is of a hollow shell structure, and is made of glass fiber reinforced plastic materials. The utility model discloses a tower, including tower body 1, baffle 2, cone fill 3, defroster 5, the tower body 1 is equipped with the air intake 11 of being connected with outside air inlet pipeline, tower body 1 top is equipped with air outlet 12, the inside department that is located air intake 11 top of tower body 1 is equipped with baffle 2, baffle 2 transversely seals tower body 1 inner chamber, cone fill 3 is located baffle 2 top, the cone fill 3 top is located to defroster 5, combines the figure 1 to show, and tower body 1 is inside to be located baffle 2 below forms even air cavity a, forms reaction chamber b between baffle 2 and the cone fill 3, forms dehumidification chamber c above the cone fill 3.
When the device works, tail gas enters the tower body 1 through the air inlet 11, sequentially passes through the uniform air cavity a, the reaction cavity b and the dehumidifying cavity c from bottom to top, and is discharged through the air outlet 12. The uniform air cavity a can mix, transit and transition the tail gas input by the air inlet 11, so that the gas in each area of the uniform air cavity a can keep relatively uniform air pressure and uniformly enter the reaction cavity b above, and the influence of overlarge work load in the local area on the reaction effect is avoided.
The baffle plate 2 is provided with a vent hole 21 and a drain hole 22 with longitudinal through hole structures, specifically, the top of the baffle plate 2 is provided with a water collecting tank 23 with a low middle and a high outer side, the drain hole 22 is uniformly arranged in the area of the water collecting tank 23 and is used for discharging accumulated liquid in the water collecting tank 23 downwards, and the vent hole 21 is positioned at the periphery of the drain hole 22.
In operation, the water collecting tank 23 accumulates a large amount of accumulated liquid, the accumulated liquid is discharged downwards from the drain hole 22 to the bottom of the uniform air cavity a, and the bottom of the tower body, which is positioned at the uniform air cavity a, is provided with a water outlet 13 for discharging the accumulated liquid in the uniform air cavity a during maintenance and cleaning. Since the drain hole 22 is filled with the passing effusion, the vent hole 21 is used as a main gas communication structure between the uniform gas cavity a and the reaction cavity b, gas in the uniform gas cavity a can enter the reaction cavity b above through the vent hole 21, and when the gas flow is large, part of gas can also enter the reaction cavity b above through the drain hole 22.
The inside of the tower body 1 is provided with a cone bucket 3 above the partition plate 2, the longitudinal section of the cone bucket 3 is of a V-shaped structure, the center of the cone bucket is provided with a middle hole 31 of a longitudinal through hole structure, and the middle hole 31 enables the reaction cavity b to be communicated with the dehumidifying cavity c. The top of the cone hopper 3 is annularly provided with an overflow pipe 43, a plurality of water outlets are uniformly arranged on the overflow pipe 43, the overflow pipe 43 can uniformly output liquid medicament in each area of the upper end surface of the cone hopper 3, the liquid medicament flows towards the middle hole 31 along the cone surface of the upper end of the cone hopper 3, an annular water curtain d is formed after flowing out of the middle hole 31, a closed blocking water wall is formed between the middle hole 31 and the reaction cavity b by the annular water curtain d, gas can break through the blocking of the blocking water wall under the action of enough pressure, so that the partial water curtain d can be penetrated after deformation, and the annular water curtain d can fully contact and react with the gas in the outer area by utilizing enough coverage area before the partial water curtain d is not penetrated, so that the acidic substances carried in the gas can fully contact and react with the liquid medicament in the process before and after the gas penetrates the annular water curtain d.
Further, referring to fig. 2, the bottom side of the cone 3 is provided with spray pipes 41 and atomization pipes 42 with annular transverse contours, which are distributed at intervals, in this embodiment, the two spray pipes 41 are disposed at the inner side and the outer side of one atomization pipe 42, the spray pipes 41 can spray liquid medicine downward and form a longitudinal water curtain d, the water curtain d is blocked between the ventilation hole 21 and the middle hole 31, the atomization pipe 42 can spray atomized liquid medicine, and the water curtain d forms a gas-liquid mixing area, specifically, the area between the water curtains d formed by the inner spray pipe 41 and the outer spray pipe 41 can be fully filled with atomized medicine generated by the atomization pipes 42, that is, the gas-liquid mixing area has a double-layer water curtain d with inner and outer distribution, and the atomized medicine is filled between the two water curtains d.
During operation, gas in the uniform gas cavity a preferentially enters the peripheral area of the reaction cavity b through the vent holes 21, and the gas needs to pass through the gas-liquid mixing area before entering the dehumidifying cavity c through the middle holes 31.
Further, the overflow pipe 43, the atomizing pipe 42 and the jet pipe 41 in this embodiment all extend to the outside of the tower body 1, and are connected with the return pipe 44, the bottom of the return pipe 44 is connected with the water pump 45 arranged at the bottom of the air homogenizing cavity a, and when in operation, the bottom of the air homogenizing cavity a is fully piled with liquid reaction agent (such as sodium hydroxide solution) to submerge the water pump 45, and the water pump 45 can convey the reaction agent to the overflow pipe 43, the atomizing pipe 42 and the jet pipe 41 for output, and the output reaction agent is discharged back to the bottom of the air homogenizing cavity a downwards to form a circulation loop.
It should be noted that, the reaction reagent discharged downwards can also carry out preliminary contact reaction on the gas in the uniform gas cavity a, so that the acid removal efficiency is improved.
The demister 5 in this embodiment can dehumidify and cool the dehumidified gas and then discharge the dehumidified gas to the air outlet 12.
Example 2:
on the basis of embodiment 1, combining fig. 3, be equipped with shower 46 between cone 3 and the defroster 5, shower 46 also can spray the reaction medicament downwards, further guarantees the deacidification effect, avoids when the flow is too big, and the part in the reaction chamber b does not remove abundant gas escape of acid.
Example 3:
on the basis of the embodiment 1, referring to fig. 4, a longitudinal elastic supporting structure is arranged between the demister 5 and the tower body 1. The vertical elastic supporting structure comprises a movable groove 14 positioned on the inner side wall of a tower body 1, a vertical guide rod 54 is arranged in the movable groove 14, a plurality of sliding sleeves 53 matched with the guide rod 54 are arranged at the outer side ends of the demister 5, the sliding sleeves 53 are slidably sleeved on the guide rod 54 and can slide up and down along the guide rod 54, the guide rod 54 is positioned below a sliding block and is in threaded connection with an adjusting nut 56, a spring 55 is arranged between the adjusting nut 56 and the sliding sleeve 53, the tensioning degree of the spring 55 can be adjusted through rotation of the adjusting nut 56, so that the sensitivity is controlled, the spring 55 provides elastic support for the demister 5, when the gas flow fluctuates, the self-elasticity characteristic of the spring 55 is utilized, the self-weight of the demister 5 can be utilized to correspondingly shrink or extend the resistance caused by the gas flow, and then the tension self-adjusting system of the gas flow is stable, so that the demister 5 forms a tensioning self-adjusting system of the gas flow, and the speed of the gas passing through the demister 5 is kept under proper conditions, and the dehumidification effect is ensured.
Further, the outer side end of the demister 5 is provided with a longitudinal extension plate 51, a sealing ring 52 is arranged between the extension plate 51 and the inner side wall of the tower body 1, and when the extension plate 51 can move up and down the demister 5, sealing treatment on the movable groove 14 is kept, and gas is prevented from passing through the movable groove 14 to bypass the demister 5, so that the dehumidification effect is affected.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (8)
1. The cooling acid removal device is characterized by comprising a hollow tower body (1), wherein an air inlet (11) connected with an external air inlet pipeline is formed in one side of the bottom of the tower body (1), an air outlet (12) is formed in the top of the tower body (1), a partition plate (2) is arranged above the air inlet (11) in the tower body (1), the partition plate (2) transversely seals an inner cavity of the tower body (1), a vent hole (21) and a drain hole (22) of a longitudinal through hole structure are formed in the partition plate (2), a cone hopper (3) is formed in the inner part of the tower body (1) and above the partition plate (2), a middle hole (31) of the longitudinal through hole structure is formed in the central position of the cone hopper (3), spray pipes (41) and atomizing pipes (42) which are distributed at intervals are arranged at the bottom of the cone hopper (3), the spray pipes (41) can spray liquid medicines downwards and form a longitudinal water curtain (d), the water curtain (d) is blocked between the vent hole (21) and the middle hole (31), and the atomizing pipes (42) can form a liquid curtain area; the tail gas enters the tower body (1) through the air inlet (11) and flows from bottom to top to pass through the gas-liquid mixing area and then is discharged along the air outlet (12).
2. The cooling and acid removing device according to claim 1, wherein the tower body is made of glass fiber reinforced plastic material.
3. A cooling and acid removal device according to claim 1, characterized in that a number of jet pipes (41) are arranged laterally offset and that the jet pipes (41) are arranged laterally alternately with the atomizing pipes (42).
4. A cooling and acid removing device according to claim 1 or 3, characterized in that the longitudinal section of the cone (3) is of a V-shaped structure, the top of the cone is provided with an overflow pipe (43), the overflow pipe (43) can uniformly output liquid medicine in each area of the upper end surface of the cone (3), and the liquid medicine forms an annular water curtain (d) after flowing out of the middle hole (31).
5. The cooling and acid removing device according to claim 1, wherein a demister (5) is arranged above the cone (3) in the tower body (1).
6. A cooling and acid removing device according to claim 5, characterized in that a spray pipe (46) is arranged between the cone (3) and the mist eliminator (5).
7. A cooling and acid removal device according to claim 5, characterized in that a longitudinal elastic support structure is arranged between the demister (5) and the tower body (1).
8. A cooling and acid removal device according to claim 1, characterized in that the top of the partition (2) is provided with a water collection sump (23), the drain hole (22) being located in the area of the water collection sump (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321677423.8U CN220214492U (en) | 2023-06-29 | 2023-06-29 | Cooling deacidification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321677423.8U CN220214492U (en) | 2023-06-29 | 2023-06-29 | Cooling deacidification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220214492U true CN220214492U (en) | 2023-12-22 |
Family
ID=89173102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321677423.8U Active CN220214492U (en) | 2023-06-29 | 2023-06-29 | Cooling deacidification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220214492U (en) |
-
2023
- 2023-06-29 CN CN202321677423.8U patent/CN220214492U/en active Active
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