CN220589506U - Safety device for chlorine evacuation system - Google Patents
Safety device for chlorine evacuation system Download PDFInfo
- Publication number
- CN220589506U CN220589506U CN202322162193.8U CN202322162193U CN220589506U CN 220589506 U CN220589506 U CN 220589506U CN 202322162193 U CN202322162193 U CN 202322162193U CN 220589506 U CN220589506 U CN 220589506U
- Authority
- CN
- China
- Prior art keywords
- chlorine
- pipe
- absorption tower
- lye
- alkali liquor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 229910052801 chlorine Inorganic materials 0.000 title claims abstract description 88
- 239000000460 chlorine Substances 0.000 title claims abstract description 88
- 239000003513 alkali Substances 0.000 claims abstract description 69
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 238000010521 absorption reaction Methods 0.000 claims abstract description 47
- 239000002699 waste material Substances 0.000 claims abstract description 20
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 44
- 235000011121 sodium hydroxide Nutrition 0.000 description 21
- 239000000126 substance Substances 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Abstract
The utility model discloses a safety device for a chlorine evacuation system, which comprises a chlorine tank, wherein a first evacuation fan is arranged on the right side of the chlorine tank, a chlorine absorption tower is arranged on the right side of the first evacuation fan, a waste liquid tank is arranged at the bottom of the chlorine absorption tower, a second evacuation fan is connected to the top of the chlorine absorption tower, a lye pump is arranged on the right side of the chlorine absorption tower, a lye tank is arranged on the right side of the lye pump, a first lye pipe is arranged above the lye tank, a second lye pipe is connected to the first lye pipe, and the tail end of the second lye pipe is connected with the waste liquid tank. According to the utility model, by arranging the chlorine absorption tower, the first evacuating fan, the second evacuating fan, the accident tank, the alkali pump and other equipment, the process flow of the safety device for the existing evacuating system is simplified, and the operation of field personnel is facilitated. Can play a better role in safety protection.
Description
Technical Field
The utility model relates to the technical field of chlorine treatment, in particular to a safety device for a chlorine evacuation system.
Background
Chlorine can be produced incidentally in the chlor-alkali chemical industry when producing caustic soda. Chlorine is a highly toxic gas, is yellowish green, has asphyxia and has a density higher than that of air. Melting point-101.00 deg.C, boiling point-34 deg.C, and can be dissolved in alkali solution. For storing chlorine, the chlorine is generally pressurized and cooled to liquid chlorine and filled in a chlorine tank. Once the chlorine tank leaks, on-site operators wear protective clothing to plug the leakage point, negative pressure state as much as possible in the chlorine tank needs to be ensured in the plugging process, the existing safety device for the chlorine evacuation system has more process flows and inconvenient operation, so that the situation that the chlorine leaks out frequently occurs when the operators plug the leakage point, the environment is polluted, and serious injury is caused to the health of the on-site operators.
Currently, there is a need in the chlor-alkali chemical industry for a safety device for a chlorine evacuation system that is easier to operate to handle in the event of a chlorine leak.
Disclosure of Invention
The inventor develops a safety device for a chlorine evacuation system according to the abundant experience accumulated in the technical field of chlorine treatment, so as to solve the problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safety device for chlorine evacuation system, includes the chlorine jar, first fan of evacuating is installed on the right side of chlorine jar, the chlorine absorption tower is installed on the right side of first fan of evacuating, the bottom of chlorine absorption tower is provided with the waste liquid jar, the top of chlorine absorption tower is connected with the second fan of evacuating, the right side of chlorine absorption tower is provided with the lye pump, the right side of lye pump is provided with the lye jar, first lye pipe is installed to the top of lye jar, first lye pipe is connected with the second lye pipe, the end and the waste liquid jar of second lye pipe are connected.
Further, a first air inlet pipe is arranged between the chlorine tank and the first air evacuation fan, a first air inlet valve is arranged on the first air inlet pipe, a first air outlet pipe is arranged between the first air evacuation fan and the chlorine absorption tower, a first air outlet valve is arranged on the first air outlet pipe, and the tail end of the first air outlet pipe is connected with the left middle lower part of the chlorine absorption tower.
Further, the middle upper portion of chlorine absorption tower is provided with the column plate, the column plate divide into 2 layers, be provided with the second intake pipe between chlorine absorption tower and the second fan of evacuating, be provided with the second admission valve in the second intake pipe, be provided with the second outlet duct between second fan of evacuating and the lye jar, the second outlet duct extends to in the lye jar, be provided with the second air outlet valve on the second outlet duct.
Further, an alkali liquor outlet pipe is arranged between the chlorine absorption tower and the alkali liquor pump, an alkali liquor outlet valve is arranged on the alkali liquor outlet pipe, the alkali liquor outlet pipe extends upwards to the inside of the chlorine absorption tower, a spray header is arranged on the part, located in the chlorine absorption tower, of the alkali liquor outlet pipe, an alkali liquor inlet pipe is arranged between the alkali liquor pump and the alkali liquor tank, and an alkali liquor inlet valve is arranged on the alkali liquor inlet pipe.
Further, a waste liquid valve is arranged between the chlorine absorption tower and the waste liquid tank, a first alkali liquid valve is arranged on the first alkali liquid pipe, and a second alkali liquid valve is arranged on the second alkali liquid pipe.
Compared with the prior art, the stone mill device has the following beneficial effects:
according to the utility model, by arranging the chlorine absorption tower, the first evacuation fan, the second evacuation fan, the accident tank, the alkaline pump and other equipment, the process flow of the safety device for the existing evacuation system is simplified, the operation of field personnel is facilitated, when the chlorine tank leaks, the field personnel only need to start the first evacuation fan, the second evacuation fan and the alkaline pump, under the action of the first evacuation fan, chlorine in the chlorine tank is pumped into the chlorine absorption tower, the alkaline liquid in the tower is absorbed by the alkaline pump, and a small amount of unabsorbed chlorine is pumped into the alkaline liquid tank by the second evacuation fan for secondary absorption. The safety device greatly simplifies the process flow of the existing evacuation system, can play a good role in safety protection for field personnel and equipment, and simultaneously avoids the influence on the environment.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Reference numerals: 1. the chlorine gas tank, 2, a first air inlet pipe, 3, a first air inlet valve, 4, a first air evacuation fan, 5, a first air outlet pipe, 6, a first air outlet valve, 7, a second air inlet pipe, 8, a second air inlet valve, 9, a second air evacuation fan, 10, a second air outlet pipe, 11, a second air outlet valve, 12, an alkali liquor tank, 13, an alkali liquor inlet pipe, 14, an alkali liquor inlet valve, 15, an alkali liquor pump, 16, an alkali liquor outlet pipe, 17, an alkali liquor outlet valve, 18, a spray header, 19, a tower plate, 20, a waste liquid valve, 21, a waste liquid tank, 22, a first alkali liquor pipe, 23, a first alkali liquor valve, 24, a second alkali liquor pipe, 25, a second alkali liquor valve, 26 and a chlorine gas absorption tower.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a safety device for a chlorine evacuation system comprises a chlorine tank 1, a first evacuation fan 4 is installed on the right side of the chlorine tank 1, a chlorine absorption tower 26 is installed on the right side of the first evacuation fan 4, a waste liquid tank 21 is arranged at the bottom of the chlorine absorption tower 26, a second evacuation fan 9 is connected to the top of the chlorine absorption tower 26, an alkaline liquid pump 15 is arranged on the right side of the chlorine absorption tower 26, an alkaline liquid tank 12 is arranged on the right side of the alkaline liquid pump 15, a first alkaline liquid pipe 22 is installed above the alkaline liquid tank 12, a second alkaline liquid pipe 24 is connected to the first alkaline liquid pipe 22, and the tail end of the second alkaline liquid pipe 24 is connected with the waste liquid tank 21. The first alkali liquor pipe is conveyed by an electrolysis station.
In this embodiment, a first air inlet pipe 2 is arranged between the chlorine tank 1 and the first air evacuation fan 4, a first air inlet valve 3 is arranged on the first air inlet pipe 2, a first air outlet pipe 5 is arranged between the first air evacuation fan 4 and the chlorine absorption tower 26, a first air outlet valve 6 is arranged on the first air outlet pipe 5, and the tail end of the first air outlet pipe 5 is connected with the left middle lower part of the chlorine absorption tower 26.
In this embodiment, a tray 19 is disposed at the middle upper part of the chlorine absorbing tower 26, the tray 19 is divided into 2 layers, a second air inlet pipe 7 is disposed between the chlorine absorbing tower 26 and the second air evacuating fan 9, a second air inlet valve 8 is disposed on the second air inlet pipe 7, a second air outlet pipe 10 is disposed between the second air evacuating fan 9 and the alkali liquor tank 12, the second air outlet pipe 10 extends into the alkali liquor tank 12, and a second air outlet valve 11 is disposed on the second air outlet pipe 10.
In this embodiment, an alkali liquor outlet pipe 16 is disposed between the chlorine gas absorption tower 26 and the alkali liquor pump 15, an alkali liquor outlet valve 17 is disposed on the alkali liquor outlet pipe 16, the alkali liquor outlet pipe 16 extends upward to the inside of the chlorine gas absorption tower 26, a spray header 18 is disposed on a portion of the alkali liquor outlet pipe 16 located in the chlorine gas absorption tower 26, an alkali liquor inlet pipe 13 is disposed between the alkali liquor pump 15 and the alkali liquor tank 12, and an alkali liquor inlet valve 14 is disposed on the alkali liquor inlet pipe 13.
In this embodiment, a waste liquid valve 20 is disposed between the chlorine absorber 26 and the waste liquid tank 21, a first alkali liquid valve 23 is disposed on the first alkali liquid pipe 22, and a second alkali liquid valve 25 is disposed on the second alkali liquid pipe 24.
The lye used in this example was caustic soda, at a concentration of 32%.
When the device is specifically used, if leakage occurs in the chlorine tank 1, the first evacuation fan 4, the second evacuation fan 9 and the lye pump 15 are sequentially turned on, the chlorine tank 1 is in a negative pressure state under the action of the first evacuation fan 4, chlorine in the chlorine tank 1 is pumped into the middle lower part of the chlorine absorption tower 26, lye is conveyed to the middle upper part of the chlorine absorption tower 26 by the lye pump 15 and sprayed out from the spray header 18, and lye falls into the bottom of the chlorine absorption tower 26 from top to bottom, so that the chlorine is absorbed by the lye in the chlorine absorption tower 26; a small amount of unabsorbed chlorine is drawn into the lye tank by said second evacuation fan 9, which does not have a significant effect on the lye concentration in the lye tank 12, due to the smaller amount of chlorine.
When the liquid level at the bottom of the chlorine absorption tower 26 is too high, the waste liquid valve 21 can be opened to discharge the alkali liquid into the waste liquid tank 21, if the chlorine content in the waste liquid tank 21 is too high or the alkali liquid is saturated currently, the second alkali liquid valve 25 on the second alkali liquid pipe 24 can be opened to supplement fresh alkali liquid into the waste liquid tank 21.
After the leakage point of the chlorine tank 1 is blocked, the first evacuating fan 4, the second evacuating fan 9 and the alkaline pump 15 are sequentially closed.
In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," etc. are based on the orientation or positional relationship shown in the drawings, merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
It should be noted that the above embodiments are illustrative of the technical solution of the present utility model and not limiting, and that equivalents thereof or other modifications according to the prior art may be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (5)
1. A safety device for a chlorine evacuation system, characterized by: including the chlorine gas jar, first fan of evacuating is installed on the right side of chlorine gas jar, the chlorine gas absorption tower is installed on the right side of first fan of evacuating, the bottom of chlorine gas absorption tower is provided with the waste liquid jar, the top of chlorine gas absorption tower is connected with the second fan of evacuating, the right side of chlorine gas absorption tower is provided with the lye pump, the right side of lye pump is provided with the lye jar, first lye pipe is installed to the top of lye jar, first lye pipe is connected with the second lye pipe, the end and the waste liquid jar of second lye pipe are connected.
2. A safety device for a chlorine evacuation system as defined in claim 1, wherein: the chlorine tank and the first air intake pipe are arranged between them, the first air intake pipe is provided with a first air intake valve, the first air intake pipe is provided with a first air outlet pipe between them and the chlorine absorption tower, the first air outlet pipe is provided with a first air outlet valve, and the tail end of the first air outlet pipe is connected with the left middle lower part of the chlorine absorption tower.
3. A safety device for a chlorine evacuation system as defined in claim 1, wherein: the upper middle part of the chlorine absorption tower is provided with a tower plate, the tower plate is divided into 2 layers, a second air inlet pipe is arranged between the chlorine absorption tower and a second air evacuation fan, a second air inlet valve is arranged on the second air inlet pipe, a second air outlet pipe is arranged between the second air evacuation fan and the alkali liquor tank, the second air outlet pipe extends into the alkali liquor tank, and a second air outlet valve is arranged on the second air outlet pipe.
4. A safety device for a chlorine evacuation system as defined in claim 1, wherein: an alkali liquor outlet pipe is arranged between the chlorine absorption tower and the alkali liquor pump, an alkali liquor outlet valve is arranged on the alkali liquor outlet pipe, the alkali liquor outlet pipe extends upwards to the inside of the chlorine absorption tower, a spray header is arranged on the part, located in the chlorine absorption tower, of the alkali liquor outlet pipe, an alkali liquor inlet pipe is arranged between the alkali liquor pump and the alkali liquor tank, and an alkali liquor inlet valve is arranged on the alkali liquor inlet pipe.
5. A safety device for a chlorine evacuation system as defined in claim 1, wherein: a waste liquid valve is arranged between the chlorine absorption tower and the waste liquid tank, a first alkali liquid valve is arranged on the first alkali liquid pipe, and a second alkali liquid valve is arranged on the second alkali liquid pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322162193.8U CN220589506U (en) | 2023-08-11 | 2023-08-11 | Safety device for chlorine evacuation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322162193.8U CN220589506U (en) | 2023-08-11 | 2023-08-11 | Safety device for chlorine evacuation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220589506U true CN220589506U (en) | 2024-03-15 |
Family
ID=90181402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322162193.8U Active CN220589506U (en) | 2023-08-11 | 2023-08-11 | Safety device for chlorine evacuation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220589506U (en) |
-
2023
- 2023-08-11 CN CN202322162193.8U patent/CN220589506U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |