CN209696919U - A kind of tower chlorination reaction device - Google Patents
A kind of tower chlorination reaction device Download PDFInfo
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- CN209696919U CN209696919U CN201920291626.0U CN201920291626U CN209696919U CN 209696919 U CN209696919 U CN 209696919U CN 201920291626 U CN201920291626 U CN 201920291626U CN 209696919 U CN209696919 U CN 209696919U
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- tower body
- pressure
- feed pipe
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Abstract
The utility model relates to a kind of tower chlorination reaction devices, including chlorination tower, the chlorination tower includes upper cover, tower body and lower head, the top of the upper cover is equipped with pressure relief opening, and rupture pressure disc is equipped at pressure relief opening, the side wall of the upper cover is equipped with circulation fluid import and pressure detecting mouth, and pressure transmitter is equipped at pressure detecting mouth；The top of the tower body is equipped with refluxing opening and the first temperature detection mouth, and the first platinum resistance is equipped at the first temperature detection mouth；Level sensing mouth and second temperature detection mouth are additionally provided on the side wall of the lower head, and level sensing instrument is equipped at level sensing mouth, the second platinum resistance is equipped at second temperature detection mouth, feed pipe is equipped at the chlorine inlet, and feed pipe is equipped with the first regulating valve and first flowmeter, the toluene feed pipe that toluene entrance is equipped with, and toluene feed pipe is equipped with stop valve and second flowmeter.The utility model is not only safe to use, and being capable of real-time detection reaction temperature, pressure and liquid level.
Description
Technical field
The utility model relates to a kind of reaction units, and in particular to a kind of tower chlorination reaction device.
Background technique
Toluene is generated by catalyst and chlorine reaction belongs to exothermic reaction, existing chlorination toluene tower to, ortho-chlorotolu'ene
There are tank reactor and two kinds of tower reactor.Traditional handicraft is autoclave production, but since tank reactor heat exchange area limits
The transfer of heat of reaction constrains chlorination production amount；Blender stirring unevenly leads to local vigorous reaction, and side reaction increases.
Tower chlorinator application can evade autoclave chlorinator there are the problem of, substantially increase output.
Since chlorine reaction is negative reaction in prior art, it is not provided with pressure relief device, with the ring of environment
The continuous improvement of guaranteed request and safety requirements, when accident occurs for the chlorination reaction tower contingency of this kind of structure, so that chlorinating container
After interior pressure rise can not pressure release, once be more than chlorination reaction device design pressure, easily cause superpressure leakage, explosion etc.
The generation of accident.
Summary of the invention
The purpose of this utility model is: provide it is a kind of not only safe to use, but also can real-time detection reaction temperature,
The tower chlorination reaction device of pressure and liquid level.
A kind of in order to achieve the above object, the technical solution of the present invention is: tower chlorination reaction device, including chlorination
Tower and skirt, the chlorination tower include upper cover, tower body and lower head, and the bottom of the upper cover and one end of tower body pass through method
Orchid is tightly connected, and the top of lower head and the other end of tower body are connected by flange seal, the bottom of the lower head and skirt
It is fixedly connected, innovative point is:
The top of the upper cover is equipped with gas vent, the first manhole and pressure relief opening, and rupture pressure disc, institute are equipped at pressure relief opening
The side wall for stating upper cover is equipped with circulation fluid import and pressure detecting mouth, and pressure transmitter is equipped at pressure detecting mouth；
The top of the tower body is equipped with refluxing opening and the first temperature detection mouth, and the first platinum is equipped at the first temperature detection mouth
The middle part periphery of resistance, tower body is equipped with collet, and coolant liquid cavity, the folder are equipped between the inner wall of collet and the outer wall of tower body
The top of set is equipped with cooling liquid outlet, and lower part is equipped with cooling liquid inlet, the coolant liquid cavity and cooling liquid outlet and cooling
Liquid import is connected；
The peripheral wall of the lower head is equipped with catalyst inlet, toluene import, multiple chlorine inlets, bottom equipped with discharging
Mouthful, it is additionally provided with level sensing mouth and second temperature detection mouth on the side wall of the lower head, and liquid level is equipped at level sensing mouth
Instrument is detected, the second platinum resistance is equipped at second temperature detection mouth, is equipped with feed pipe at the chlorine inlet, and set on feed pipe
There are the first regulating valve and first flowmeter, the toluene feed pipe that toluene entrance is equipped with, and toluene feed pipe to be equipped with stop valve
And second flowmeter.
In the above-mentioned technical solutions, be equipped with coil pipe in the tower body, and the both ends of coil pipe respectively with cooling liquid outlet and cold
But liquid import is connected.
In the above-mentioned technical solutions, the second manhole is additionally provided on the side wall of the lower head.
In the above-mentioned technical solutions, safety instrumented systems valve connector is additionally provided on the side wall on the top of the tower body.
In the above-mentioned technical solutions, the tower body is also equipped with multiple spare mouths.
Good effect possessed by the utility model is: after the tower chlorination reaction device of the utility model, due to
The top of upper cover described in the utility model is equipped with gas vent, the first manhole and pressure relief opening, and rupture pressure disc is equipped at pressure relief opening,
The side wall of the upper cover is equipped with circulation fluid import and pressure detecting mouth, and pressure transmitter is equipped at pressure detecting mouth, by
The intracorporal reaction pressure of pressure transmitter real-time detection tower, once reaction pressure is excessive, then the rupture pressure disc from pressure relief opening
Carry out pressure of releasing；Again since the top of the tower body is equipped with refluxing opening and the first temperature detection mouth, and the first temperature detection mouth
Place is equipped with the first platinum resistance, and the middle part periphery of tower body is equipped with collet, and cooling is equipped between the inner wall of collet and the outer wall of tower body
Liquid air chamber, the top of the collet are equipped with cooling liquid outlet, and lower part is equipped with cooling liquid inlet, the coolant liquid cavity and coolant liquid
Outlet and cooling liquid inlet be connected, can by the first platinum resistance real-time detection to the intracorporal upper temp of tower, once temperature
It is excessively high, overtemperature alarm can be carried out, and interlock cutting chlorine feed；Again due to the lower head peripheral wall be equipped with catalyst into
Mouth, toluene import, multiple chlorine inlets, bottom are equipped with discharge port, be additionally provided on the side wall of the lower head level sensing mouth and
Second temperature detection mouth, and level sensing instrument is equipped at level sensing mouth, the second platinum resistance is equipped at second temperature detection mouth,
Feed pipe is equipped at the chlorine inlet, and feed pipe is equipped with the first regulating valve and first flowmeter, toluene entrance is equipped with
Toluene feed pipe, and toluene feed pipe be equipped with stop valve and second flowmeter, can pass through level sensing instrument detect tower body
Interior liquid level, and the intracorporal temperature of lower of tower is detected by the second platinum resistance, the chlorine feed pipe is equipped with first and adjusts
Valve and first flowmeter are saved, toluene feed pipe is equipped with stop valve and second flowmeter, it can be achieved that automation control chlorine and first
The inlet amount of benzene, the utility model is not only safe to use, but also being capable of real-time detection reaction temperature, pressure and liquid level.
Detailed description of the invention
Fig. 1 is a kind of specific embodiment structural schematic diagram of the utility model.
Specific embodiment
Below in conjunction with attached drawing and the embodiment provided, the utility model is further described, but is not limited to
This.
As shown in Figure 1, a kind of tower chlorination reaction device, including chlorination tower 1 and skirt 2, the chlorination tower 1 include mutual
Upper cover 11, tower body 12 and the lower head 13 of connection, the bottom of the upper cover 11 and one end of tower body 12 pass through flange seal
Connection, the top of lower head 13 are connect with the other end of tower body 12 by flange seal, the bottom of the lower head 13 and skirt 2
It is fixedly connected,
The top of the upper cover 11 is equipped with gas vent 111, the first manhole 112 and pressure relief opening 113, and pressure relief opening 113
Place is equipped with rupture pressure disc 114, and the side wall of the upper cover 11 is equipped with circulation fluid import 115 and pressure detecting mouth, and pressure detecting
Pressure transmitter 116 is equipped at mouthful, the circulation fluid import 115 is process stream mouth；
The top of the tower body 12 is equipped with refluxing opening 121 and the first temperature detection mouth, and is equipped at the first temperature detection mouth
The middle part periphery of first platinum resistance 122, tower body 12 is equipped with collet 3, and is equipped between the inner wall of collet 3 and the outer wall of tower body 12 cold
But liquid air chamber 123, the top of the collet 3 are equipped with cooling liquid outlet 31, and lower part is equipped with cooling liquid inlet 32, the cooling liquid air
Chamber 123 is connected with cooling liquid outlet 31 and cooling liquid inlet 32；
The peripheral wall of the lower head 13 is equipped with catalyst inlet 131, toluene import 132, multiple chlorine inlets 133, bottom
Portion is equipped with discharge port 134, level sensing mouth and second temperature detection mouth is additionally provided on the side wall of the lower head 13, and liquid level is examined
It surveys and is equipped with level sensing instrument 135 at mouth, be equipped with the second platinum resistance 136 at second temperature detection mouth, at the chlorine inlet 133
Equipped with feed pipe, and feed pipe is equipped with the first regulating valve 137 and first flowmeter 138, the toluene being equipped at toluene import 132
Feed pipe, and toluene feed pipe is equipped with stop valve 130 and second flowmeter 139.
The coolant liquid used in coolant liquid cavity 123 described in the utility model preferentially selects chilled brine, certainly, in order to increase
Strong cooling effect, can also be equipped with coil pipe in the tower body 12, and the both ends of coil pipe respectively with cooling liquid outlet 31 and coolant liquid
Import 32 is connected, in use, the chilled brine that circulates in coil pipe, can also implement to cool down, preferably control reaction temperature to tower body
Degree.
As shown in Figure 1, safeguarding for convenience to tower body, the second manhole is additionally provided on the side wall of the lower head 13
1310。
As shown in Figure 1, being connect for convenience with safety instrumented systems valve, also set on the side wall on the top of the tower body 12
There is safety instrumented systems valve connector 124.
As shown in Figure 1, for convenience it is subsequent to tower body into detection be extended, the tower body 12 is multiple standby there are also being equipped with
With mouth 125.
The tower body 12 from top to bottom passes sequentially through flange seal connection by multistage tower body, and the periphery of every level-one tower body is all provided with
There is collet, forms coolant liquid cavity between the collet and corresponding tower body, the coolant liquid cavity of every level-one tower body periphery is by following
Collar extension is interconnected.
When the utility model is used, first platinum resistance, pressure transmitter and the safety instrumented systems on backstage, which are realized, pacifies
Full interlocking, by the intracorporal reaction pressure of pressure transmitter real-time detection tower, once reaction pressure is excessive, then from pressure relief opening
Rupture pressure disc carry out pressure of releasing；Can by the first platinum resistance real-time detection to the intracorporal upper temp of tower, once temperature is excessively high,
Overtemperature alarm can be carried out, and interlocks cutting chlorine feed；The intracorporal liquid level of tower can be detected by level sensing instrument, and
The intracorporal temperature of lower of tower is detected by the second platinum resistance, the chlorine feed pipe is equipped with the first regulating valve and first flow
Meter, toluene feed pipe is equipped with stop valve and second flowmeter, it can be achieved that the inlet amount of automation control chlorine and toluene, this reality
With novel not only safe to use, and can real-time detection reaction temperature, pressure and liquid level and tower reactor it is excellent
In tank reactor.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (5)
1. a kind of tower chlorination reaction device, including chlorination tower (1) and skirt (2), the chlorination tower (1) includes interconnected
Upper cover (11), tower body (12) and lower head (13), the bottom of the upper cover (11) and the one end of tower body (12) pass through flange
It is tightly connected, the top of lower head (13) is connect with the other end of tower body (12) by flange seal, the lower head (13)
Bottom is fixedly connected with skirt (2), it is characterised in that:
The top of the upper cover (11) is equipped with gas vent (111), the first manhole (112) and pressure relief opening (113), and pressure relief opening
(113) rupture pressure disc (114) are equipped at, the side wall of the upper cover (11) is equipped with circulation fluid import (115) and pressure detecting mouth,
And pressure transmitter (116) are equipped at pressure detecting mouth；
The top of the tower body (12) is equipped with refluxing opening (121) and the first temperature detection mouth, and is equipped at the first temperature detection mouth
The middle part periphery of first platinum resistance (122), tower body (12) is equipped with collet (3), and the outer wall of the inner wall of collet (3) and tower body (12)
Between be equipped with coolant liquid cavity (123), the top of the collet (3) is equipped with cooling liquid outlet (31), lower part be equipped with coolant liquid into
Mouth (32), the coolant liquid cavity (123) are connected with cooling liquid outlet (31) and cooling liquid inlet (32)；
The peripheral wall of the lower head (13) is equipped with catalyst inlet (131), toluene import (132), multiple chlorine inlets
(133), bottom is equipped with discharge port (134), and level sensing mouth and second temperature inspection are additionally provided on the side wall of the lower head (13)
Mouth is surveyed, and is equipped with level sensing instrument (135) at level sensing mouth, is equipped with the second platinum resistance (136) at second temperature detection mouth,
Feed pipe is equipped at the chlorine inlet (133), and feed pipe is equipped with the first regulating valve (137) and first flowmeter (138),
The toluene feed pipe being equipped at toluene import (132), and toluene feed pipe is equipped with stop valve (130) and second flowmeter
(139)。
2. tower chlorination reaction device according to claim 1, it is characterised in that: coil pipe is equipped in the tower body (12),
And the both ends of coil pipe are connected with cooling liquid outlet (31) and cooling liquid inlet (32) respectively.
3. tower chlorination reaction device according to claim 1, it is characterised in that: on the side wall of the lower head (13)
It is additionally provided with the second manhole (1310).
4. tower chlorination reaction device according to claim 1, it is characterised in that: the side wall on the top of the tower body (12)
On be additionally provided with safety instrumented systems valve connector (124).
5. tower chlorination reaction device according to claim 1, it is characterised in that: the tower body (12) is multiple there are also being equipped with
Spare mouth (125).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822009017X | 2018-11-30 | ||
| CN201822009017 | 2018-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209696919U true CN209696919U (en) | 2019-11-29 |
Family
ID=68652334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920291626.0U Active CN209696919U (en) | 2018-11-30 | 2019-03-07 | A kind of tower chlorination reaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209696919U (en) |
-
2019
- 2019-03-07 CN CN201920291626.0U patent/CN209696919U/en active Active
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