CN221036956U - Cooling device is used in phenothiazine production - Google Patents
Cooling device is used in phenothiazine production Download PDFInfo
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- CN221036956U CN221036956U CN202323025471.1U CN202323025471U CN221036956U CN 221036956 U CN221036956 U CN 221036956U CN 202323025471 U CN202323025471 U CN 202323025471U CN 221036956 U CN221036956 U CN 221036956U
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- cooling
- phenothiazine
- gas
- cooling tank
- tank
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- 238000001816 cooling Methods 0.000 title claims abstract description 126
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229950000688 phenothiazine Drugs 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000000110 cooling liquid Substances 0.000 claims abstract description 17
- 238000011084 recovery Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract 1
- 239000002826 coolant Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000013626 chemical specie Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Abstract
The utility model provides a cooling device for phenothiazine production, which comprises a first cooling tank, a plurality of first cooling pipes, a gas distributor, a plurality of baffles, a liquid inlet, a liquid outlet, an air inlet and an air outlet, wherein the first cooling pipes are arranged on the first cooling tank; the top end and the bottom end of the first cooling tank are respectively provided with an air inlet and an air outlet; the right end and the left end of the first cooling tank are respectively provided with a liquid inlet and a liquid outlet; the gas distributor is arranged at the upper part and the lower part of the first cooling tank and is respectively connected with the gas inlet and the gas outlet; the baffle is arranged on the inner side wall of the first cooling tank; the first cooling pipe is arranged between the gas distributors and is used for passing high-temperature tail gas in phenothiazine production. According to the utility model, the high-temperature tail gas produced by phenothiazine in the first cooling tank and the cooling liquid outside the first cooling pipe are fully subjected to heat exchange to reduce the temperature, the cooling efficiency can be effectively improved by arranging the baffle plate, and the high-temperature smoke can be uniformly dispersed by arranging the gas distributor, so that the cooling efficiency is further improved.
Description
Technical Field
The utility model relates to the technical field of phenothiazine processing, in particular to a cooling device for phenothiazine production.
Background
Phenothiazine production typically requires high temperatures to operate, and chemical species in the high temperature tail gas of the phenothiazine production process may be unstable at high temperatures, increasing the risk of explosion and combustion. The temperature of the tail gas can be reduced by cooling treatment, so that the risk is reduced; in addition, the high-temperature tail gas possibly contains harmful substances such as volatile organic compounds, sulfides and the like, and the substances can be condensed or crystallized through cooling treatment, so that the pollution to the environment is reduced. Therefore, the high-temperature tail gas in the phenothiazine production process needs cooling treatment to ensure the safety of the production process and the environmental protection.
Disclosure of utility model
Aiming at the problems existing in the prior art, the utility model aims to provide a cooling device for phenothiazine production, which is used for cooling tail gas in the phenothiazine production so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A cooling device for phenothiazine production comprises a first cooling tank, a plurality of first cooling pipes, a gas distributor, a plurality of baffles, a liquid inlet, a liquid outlet, a gas inlet and a gas outlet; the top end and the bottom end of the first cooling tank are respectively provided with an air inlet and an air outlet; the right end and the left end of the first cooling tank are respectively provided with a liquid inlet and a liquid outlet; the gas distributor is arranged at the upper part and the lower part of the first cooling tank and is respectively connected with the gas inlet and the gas outlet; the baffle is arranged on the inner side wall of the first cooling tank; the first cooling pipe is arranged between the gas distributors and is used for passing high-temperature tail gas in phenothiazine production.
Further, mounting holes are formed in the left end and the right end of the first cooling tank and are used for being connected with a fixing frame.
Further, through holes for the first cooling pipes to pass through are uniformly formed in the gas distributor, and the apertures of the through holes are matched with the pipe diameters of the first cooling pipes.
Further, the first cooling pipe is made of stainless steel.
Further, the baffle sets up along the left and right sides wall interval of first cooling tank, one side and the inside wall fixed connection of first cooling tank of baffle, the opposite side is reserved and is supplied the coolant liquid passageway of coolant liquid through, the coolant liquid passageway sets up in turn along the inside wall of first cooling tank left and right sides.
Further, a through hole for the first cooling pipe to pass through is formed in the baffle plate.
Further, the cooling device further comprises a first connecting pipe, a second cooling tank and a second cooling pipe; one end of the first connecting pipe is connected with the liquid outlet, and the other end of the first connecting pipe is connected with the second cooling tank; one end of the second connecting pipe is connected with the second cooling tank, and the other end of the second connecting pipe is connected with the liquid inlet.
Further, the second cooling pipes are arranged in an S-shaped mode in the second cooling tank.
Further, the air outlet is provided with a temperature sensor for measuring the temperature of the tail gas.
Further, the gas outlet is provided with a valve, and when the temperature of the tail gas is lower than a preset temperature, the valve is opened to discharge the tail gas into the gas recovery tank.
The cooling device for phenothiazine production has the following technical effects:
The high-temperature tail gas produced by phenothiazine in the first cooling tank fully exchanges heat with the cooling liquid outside the first cooling pipe to reduce the temperature, the setting of the baffle can effectively improve the cooling efficiency, the setting of the gas distributor can evenly disperse the high-temperature tail gas, the cooling efficiency is further improved, and the second cooling tank is arranged to facilitate the recycling of the cooling liquid.
Drawings
FIG. 1 is a schematic diagram of a cooling device for phenothiazine production according to the present utility model;
FIG. 2 is a schematic diagram of a gas distributor;
1. A first cooling tank; 2. a first cooling tube; 3. a gas distributor; 4. a liquid inlet; 5. a mounting hole; 6. a baffle; 7. an air inlet; 8. an air outlet; 9. a liquid outlet; 10. a first connection pipe; 11. a second cooling tank; 12. a second cooling tube; 13. and a second connection pipe.
Detailed Description
In order to clearly illustrate the design concept of the present utility model, the present utility model will be described with reference to examples.
In order that those skilled in the art will better understand the solution of the present utility model, the following description will clearly and fully describe the solution of the present utility model with reference to the accompanying drawings in which it is to be understood that the examples described are only some, but not all, examples of the present utility model. All other embodiments obtained by those skilled in the art based on the examples of this utility model without making any inventive effort shall fall within the scope of protection of this utility model.
In the description of the present embodiment, the orientation or positional relationship indicated by the terms are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element to be referred must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1, a cooling device for phenothiazine production comprises a first cooling tank 1, a plurality of first cooling pipes 2, a gas distributor 3, a plurality of baffles 6, a liquid inlet 4, a liquid outlet 9, a gas inlet 7 and a gas outlet 8; the top end and the bottom end of the first cooling tank 1 are respectively provided with an air inlet 7 and an air outlet 8; the right end and the left end of the first cooling tank 1 are respectively provided with a liquid inlet 4 and a liquid outlet 9; the gas distributor 3 is shown arranged at the upper and lower part of the first cooling tank 1 and is connected with the gas inlet 7 and the gas outlet 8 respectively; the baffle 6 is arranged on the inner side wall of the first cooling tank 1; the first cooling pipe 2 is arranged between the gas distributors 3 and is used for passing high-temperature tail gas in phenothiazine production. The air inlet 7 is connected with an air outlet of the phenothiazine production line, and the air outlet 8 is connected with a gas recovery tank; the second cooling tank 11 is internally provided with condensing agent for cooling the cooling liquid discharged from the first cooling tank 1; the first cooling pipe 2 is made of stainless steel, so that rapid heat exchange of high-temperature tail gas in the pipe can be realized; the cooling device further comprises a first connecting pipe 10, a second connecting pipe 13, a second cooling tank 11 and a second cooling pipe 12; one end of the first connecting pipe 10 is connected with the liquid outlet 9, and the other end of the first connecting pipe is connected with the second cooling tank 11; one end of the second connecting pipe 13 is connected with the second cooling tank 11, and the other end is connected with the liquid inlet 4. The second cooling pipes 12 are arranged in an S shape in the second cooling tank 11, and the cooling liquid fully contacts with the condensing agent in the second cooling tank 11 to realize rapid cooling of the cooling liquid; and a temperature sensor is arranged at the air outlet 8 and is used for measuring the temperature of the tail gas.
The left end and the right end of the first cooling tank 1 are provided with mounting holes 5 which are used for being connected with a fixing frame, so that a cooling device for tail gas in phenothiazine production can be conveniently fixed.
As shown in fig. 2, through holes for the first cooling pipes 2 to pass through are uniformly formed in the gas distributor 3, and the aperture of the through holes is matched with the pipe diameter of the first cooling pipes 2. The arrangement of the gas distributor 3 can uniformly disperse the high-temperature tail gas, so that the cooling efficiency is improved.
As shown in fig. 1, the baffle plates 6 are arranged at intervals along the left and right side walls of the first cooling tank 1, one side of each baffle plate 6 is fixedly connected with the inner side wall of the first cooling tank 1, a cooling liquid channel for cooling liquid to pass through is reserved on the other side, and the cooling liquid channels are alternately arranged along the inner side walls of the left and right sides of the first cooling tank 1. The cooling liquid flows downwards along the baffle 6, the baffle 6 is arranged to effectively improve the cooling efficiency, the baffle 6 is arranged horizontally in this embodiment, and in other embodiments, the baffle 6 can also be arranged obliquely, so that the cooling liquid flows downwards in the first cooling tank 1. The baffle 6 is provided with a through hole for the first cooling pipe 2 to pass through, and the diameter of the through hole is larger than that of the first cooling pipe 2.
During operation, high-temperature tail gas enters from a gas outlet of a phenothiazine production line, is uniformly distributed into the first cooling pipe 2 through the gas distributor 3 and is diffused from top to bottom, cooling liquid enters the first cooling tank 1 from the liquid inlet 4, fully exchanges heat with the high-temperature tail gas in the first cooling pipe 2 and flows downwards along a reserved cooling liquid channel, and the cooling liquid flows out from the liquid outlet 9 and then enters the second cooling tank 11 for rapid cooling and then flows into the first cooling tank 1 again for recycling; when the temperature of the tail gas at the air outlet 8 is lower than the preset temperature, a valve is opened by a worker, and the tail gas is discharged into the gas recovery tank.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application.
Finally, it is to be understood that the above embodiments are merely exemplary embodiments employed for the purpose of illustrating the principles of the present utility model, however, the present utility model is not limited thereto. Various modifications and improvements may be made by those skilled in the art without departing from the principles and spirit of the utility model, and such modifications and improvements are also considered within the scope of the utility model.
Claims (10)
1. A cooling device for phenothiazine production, characterized in that: the device comprises a first cooling tank, a plurality of first cooling pipes, a gas distributor, a plurality of baffles, a liquid inlet, a liquid outlet, a gas inlet and a gas outlet; the top end and the bottom end of the first cooling tank are respectively provided with an air inlet and an air outlet; the right end and the left end of the first cooling tank are respectively provided with a liquid inlet and a liquid outlet; the gas distributor is arranged at the upper part and the lower part of the first cooling tank and is respectively connected with the gas inlet and the gas outlet; the baffle is arranged on the inner side wall of the first cooling tank; the first cooling pipe is arranged between the gas distributors and is used for passing high-temperature tail gas in phenothiazine production.
2. The cooling device for phenothiazine production according to claim 1, wherein the first cooling tank is provided with mounting holes at both left and right ends for connection with a fixing frame.
3. The cooling device for phenothiazine production according to claim 1, wherein through holes for the first cooling pipes to pass through are uniformly formed in the gas distributor, and the pore diameters of the through holes are matched with the pipe diameters of the first cooling pipes.
4. The cooling device for phenothiazine production according to claim 1, wherein the first cooling pipe is made of stainless steel.
5. The cooling device for phenothiazine production according to claim 1, wherein the baffle plates are arranged at intervals along the left and right side walls of the first cooling tank, one side of each baffle plate is fixedly connected with the inner side wall of the first cooling tank, the other side of each baffle plate is reserved with a cooling liquid channel for cooling liquid to pass through, and the cooling liquid channels are alternately arranged along the inner side walls of the left and right sides of the first cooling tank.
6. The cooling device for phenothiazine production according to claim 5, wherein the baffle plate is provided with a through hole through which the first cooling pipe passes.
7. The cooling device for phenothiazine production according to claim 1, further comprising a first connection pipe, a second cooling tank, and a second cooling pipe; one end of the first connecting pipe is connected with the liquid outlet, and the other end of the first connecting pipe is connected with the second cooling tank; one end of the second connecting pipe is connected with the second cooling tank, and the other end of the second connecting pipe is connected with the liquid inlet.
8. The cooling device for phenothiazine production according to claim 7, wherein the second cooling pipe is arranged in an S-shape in the second cooling tank.
9. The cooling device for phenothiazine production according to claim 1, wherein the air outlet is provided with a temperature sensor for measuring the temperature of the exhaust gas.
10. The cooling device for phenothiazine production according to claim 9, wherein the gas outlet is provided with a valve that opens to discharge the exhaust gas into the gas recovery tank when the exhaust gas temperature is lower than a preset temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323025471.1U CN221036956U (en) | 2023-11-09 | 2023-11-09 | Cooling device is used in phenothiazine production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323025471.1U CN221036956U (en) | 2023-11-09 | 2023-11-09 | Cooling device is used in phenothiazine production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221036956U true CN221036956U (en) | 2024-05-28 |
Family
ID=91179279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323025471.1U Active CN221036956U (en) | 2023-11-09 | 2023-11-09 | Cooling device is used in phenothiazine production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221036956U (en) |
-
2023
- 2023-11-09 CN CN202323025471.1U patent/CN221036956U/en active Active
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| GR01 | Patent grant |