CN214261809U - Automatic dropwise add device of bromo triazine bromination reaction - Google Patents
Automatic dropwise add device of bromo triazine bromination reaction Download PDFInfo
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- CN214261809U CN214261809U CN202120005187.XU CN202120005187U CN214261809U CN 214261809 U CN214261809 U CN 214261809U CN 202120005187 U CN202120005187 U CN 202120005187U CN 214261809 U CN214261809 U CN 214261809U
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- regulating valve
- reaction kettle
- electronic scale
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Abstract
The utility model discloses an automatic dropping device for bromination reaction of bromotriazine, which comprises a reaction kettle body, a bromine storage tank communicated with the reaction kettle body through a bromine conveying pipe, and a hydrogen peroxide storage tank communicated with the reaction kettle body through a hydrogen peroxide conveying pipe; a first electronic scale and a second electronic scale are respectively arranged below the bromine storage tank and the hydrogen peroxide storage tank; a first regulating valve and a second regulating valve are respectively arranged on the bromine conveying pipe and the hydrogen peroxide conveying pipe; the reaction kettle body is also provided with a temperature sensor; the first electronic scale and the first regulating valve are controlled in an interlocking manner; the second electronic scale and the second regulating valve are controlled in an interlocking manner; the first regulating valve and the second regulating valve are respectively in linkage control with the temperature sensor. The device can automatically adjust the dropping speed of hydrogen peroxide and bromine, and improves the production safety of the bromotriazine.
Description
Technical Field
The utility model relates to an organic synthesizer, concretely relates to automatic dropwise add device of bromo triazine bromination reaction.
Background
The chemical name of the brominated triazine is tris (tribromophenoxy) -cyanuric ester, which is a flame retardant containing N and Br, and the brominated triazine has the characteristics of good thermal stability, difficult decomposition at high temperature, capability of improving the toughness of materials after being combined with the materials, static resistance, no influence on the color and luster of the materials after being combined with the materials and the like, so that the brominated triazine has wide application in various aspects, shows better flame retardant effect, and has been researched in a large amount at home and abroad.
The main synthesis method of the brominated triazine is to bromize phenol and then react with cyanuric chloride to prepare the brominated triazine. In the existing synthesis device for bromotriazine, the dropping of hydrogen peroxide and bromine is manually controlled in the bromination process, the dropping speed is not uniform, and heat accumulation is easily caused in a reaction kettle, so that accidents are caused.
Disclosure of Invention
The utility model discloses the technical problem that will solve is: aiming at the defects in the prior art, the automatic dropping device for the bromination reaction of the bromotriazine is provided, and the device can automatically adjust the dropping speed of hydrogen peroxide and bromine, so that the production safety of the bromotriazine is improved.
In order to solve the technical problem, the technical scheme of the utility model is that:
an automatic dropwise adding device for bromination reaction of bromotriazine comprises a reaction kettle body, a bromine storage tank communicated with the reaction kettle body through a bromine conveying pipe, and a hydrogen peroxide storage tank communicated with the reaction kettle body through a hydrogen peroxide conveying pipe; a first electronic scale and a second electronic scale are respectively arranged below the bromine storage tank and the hydrogen peroxide storage tank; a first regulating valve and a second regulating valve are respectively arranged on the bromine conveying pipe and the hydrogen peroxide conveying pipe; the reaction kettle body is also provided with a temperature sensor; the first electronic scale and the first regulating valve are controlled in an interlocking manner; the second electronic scale and the second regulating valve are controlled in an interlocking manner; the first regulating valve and the second regulating valve are respectively in linkage control with the temperature sensor.
Preferably, the device further comprises a controller; the first electronic scale, the second electronic scale, the first regulating valve, the second regulating valve and the temperature sensor are respectively electrically connected with the controller.
As an improvement of the technical scheme, a jacket is arranged on the outer side of the reaction kettle body; a freezing circulating water inlet and a freezing circulating water outlet are respectively arranged on the jacket; the freezing circulating water inlet is communicated with a freezing circulating water conveying pipe; and a third regulating valve is arranged on the freezing circulating water conveying pipe, and the third regulating valve and the temperature sensor are controlled in an interlocking manner.
Preferably, the reaction kettle body is further provided with a pressure sensor.
Preferably, a raw material inlet is arranged above the reaction kettle body.
Preferably, a discharge port is arranged below the reaction kettle body.
Since the technical scheme is used, the beneficial effects of the utility model are that:
the utility model provides an automatic dropping device for bromination reaction of bromotriazine, which comprises a reaction kettle body, a bromine storage tank communicated with the reaction kettle body through a bromine conveying pipe, and a hydrogen peroxide storage tank communicated with the reaction kettle body through a hydrogen peroxide conveying pipe; a first electronic scale and a second electronic scale are respectively arranged below the bromine storage tank and the hydrogen peroxide storage tank; a bromine delivery pipe and a hydrogen peroxide delivery pipe are respectively provided with a first regulating valve and a second regulating valve; the reaction kettle body is also provided with a temperature sensor; the first electronic scale and the first regulating valve are controlled in an interlocking manner; the second electronic scale and the second regulating valve are controlled in an interlocking manner; and automatically adjusting the dropping speed of the bromine and the hydrogen peroxide according to the numerical value change of the first electronic scale and the second electronic scale, so as to realize uniform dropping of the bromine and the hydrogen peroxide. The first regulating valve and the second regulating valve are respectively controlled with the temperature sensor in an interlocking way; the temperature sensor can monitor the temperature in the reaction kettle in real time, and when the temperature is too high, the first regulating valve and the second regulating valve can be automatically cut off, so that the use safety of the device is improved.
The device also comprises a controller; first electronic scale, second electronic scale, first governing valve, second governing valve, temperature sensor respectively with the controller electricity is connected, effectively collects the temperature change signal in the reation kettle and the numerical value change signal of first electronic scale, second electronic scale to handle then transmit first governing valve, second governing valve, change the dropwise add speed of bromine and hydrogen peroxide solution into automatic control, easy operation has improved the security of device.
In the device, the outer side of the reaction kettle body is also provided with a jacket; a freezing circulating water inlet and a freezing circulating water outlet are respectively arranged on the jacket; the freezing circulating water inlet is communicated with a freezing circulating water conveying pipe; a third regulating valve is arranged on the refrigeration circulating water conveying pipe and is controlled by the temperature sensor in an interlocking manner; according to the temperature change in the reaction kettle, the circulation speed of the refrigeration circulating water is effectively controlled, so that the temperature in the reaction kettle is constant, and the safety of the device and the stability of the reaction are further improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
in the figure, 1, a reaction kettle body; 2. a bromine delivery tube; 3. a bromine storage tank; 4. a hydrogen peroxide delivery pipe; 5. a hydrogen peroxide storage tank; 6. a first electronic scale; 7. a second electronic scale; 8. a first regulating valve; 9. a second regulating valve; 10. a jacket; 11. a refrigeration circulating water inlet; 12. a refrigeration circulating water outlet; 13. a refrigeration circulating water conveying pipe; 14. a third regulating valve; 15. a temperature sensor; 16. a controller; 17. a pressure sensor; 18. a raw material inlet; 19. and (4) a discharge port.
Detailed Description
The invention is further explained below with reference to the drawings and examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Examples
As shown in fig. 1, an automatic dropping device for bromination reaction of bromotriazine comprises a reaction kettle body 1, a bromine storage tank 3 communicated with the reaction kettle body 1 through a bromine conveying pipe 2, and a hydrogen peroxide storage tank 5 communicated with the reaction kettle body 1 through a hydrogen peroxide conveying pipe 4; a first electronic scale 6 and a second electronic scale 7 are respectively arranged below the bromine storage tank 3 and the hydrogen peroxide storage tank 5; a first regulating valve 8 and a second regulating valve 9 are respectively arranged on the bromine conveying pipe 2 and the hydrogen peroxide conveying pipe 4; the first electronic scale 6 and the first regulating valve 8 are controlled in an interlocking manner; the second electronic scale 7 and the second regulating valve 9 are controlled in an interlocking manner; the device can adjust the dropping speed of bromine and hydrogen peroxide according to the numerical value change of the first electronic scale and the second electronic scale, so that uniform dropping of bromine and hydrogen peroxide is realized, and heat accumulation and explosion in the reaction kettle are avoided.
A jacket 10 is also arranged on the outer side of the reaction kettle body 1; the jacket 10 is provided with a freezing circulating water inlet 11 and a freezing circulating water outlet 12 respectively; the freezing circulating water inlet 11 is communicated with a freezing circulating water conveying pipe 13; a third regulating valve 14 is arranged on the freezing circulating water conveying pipe 13;
the reaction kettle body 1 is also provided with a temperature sensor 15; the first regulating valve 8, the second regulating valve 9 and the third regulating valve 14 are respectively controlled by interlocking with the temperature sensor 15. When the temperature in the reaction kettle is too high, the first regulating valve and the second regulating valve can be automatically cut off.
A controller 16 is also included; the first electronic scale 6, the second electronic scale 7, the first regulating valve 8, the second regulating valve 9, the third regulating valve 14 and the temperature sensor 15 are electrically connected to the controller 16, respectively. The dropping speed of bromine and hydrogen peroxide and the temperature range of a reaction kettle are set through a controller, the temperature change in the reaction kettle is monitored by a temperature sensor, if the temperature in the reaction kettle exceeds a set highest value, the temperature sensor can transmit a signal to the controller, and the controller transmits the signal to a first regulating valve and a second regulating valve after processing, so that the first regulating valve and the second regulating valve are cut off. The actual dropping speed of bromine and hydrogen peroxide is measured according to the numerical value changes of the first electronic scale and the second electronic scale, signals are transmitted to the controller, if errors exist between the actual dropping speed and the set numerical value, the controller sends out signals to the first regulating valve and the second regulating valve, and the dropping speed of bromine and hydrogen peroxide is automatically regulated from the beginning.
In the device, the reaction kettle body 1 is also provided with a pressure sensor 17. And a raw material inlet 18 is arranged above the reaction kettle body 1. A discharge hole 19 is arranged below the reaction kettle body 1.
Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (6)
1. An automatic dropwise adding device of bromination reaction of brominated triazine, its characterized in that: the bromine storage tank is communicated with the reaction kettle body through a bromine conveying pipe, and the hydrogen peroxide storage tank is communicated with the reaction kettle body through a hydrogen peroxide conveying pipe; a first electronic scale and a second electronic scale are respectively arranged below the bromine storage tank and the hydrogen peroxide storage tank; a first regulating valve and a second regulating valve are respectively arranged on the bromine conveying pipe and the hydrogen peroxide conveying pipe; the reaction kettle body is also provided with a temperature sensor; the first electronic scale and the first regulating valve are controlled in an interlocking manner; the second electronic scale and the second regulating valve are controlled in an interlocking manner; the first regulating valve and the second regulating valve are respectively in linkage control with the temperature sensor.
2. The automatic dropwise adding device for bromination reaction of bromotriazine as recited in claim 1, wherein: the device also comprises a controller; the first electronic scale, the second electronic scale, the first regulating valve, the second regulating valve and the temperature sensor are respectively electrically connected with the controller.
3. The automatic dropwise adding device for bromination reaction of bromotriazine as recited in claim 1, wherein: a jacket is also arranged on the outer side of the reaction kettle body; a freezing circulating water inlet and a freezing circulating water outlet are respectively arranged on the jacket; the freezing circulating water inlet is communicated with a freezing circulating water conveying pipe; and a third regulating valve is arranged on the freezing circulating water conveying pipe, and the third regulating valve and the temperature sensor are controlled in an interlocking manner.
4. The automatic dropwise adding device for bromination reaction of bromotriazine as recited in claim 1, wherein: the reaction kettle body is also provided with a pressure sensor.
5. The automatic dropwise adding device for bromination reaction of bromotriazine as recited in claim 1, wherein: and a raw material inlet is formed above the reaction kettle body.
6. The automatic dropwise adding device for bromination reaction of bromotriazine as recited in claim 1, wherein: and a discharge hole is formed below the reaction kettle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120005187.XU CN214261809U (en) | 2021-01-04 | 2021-01-04 | Automatic dropwise add device of bromo triazine bromination reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120005187.XU CN214261809U (en) | 2021-01-04 | 2021-01-04 | Automatic dropwise add device of bromo triazine bromination reaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214261809U true CN214261809U (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120005187.XU Active CN214261809U (en) | 2021-01-04 | 2021-01-04 | Automatic dropwise add device of bromo triazine bromination reaction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214261809U (en) |
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2021
- 2021-01-04 CN CN202120005187.XU patent/CN214261809U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 262714 Yangkou Chemical Industrial Park, Shouguang City, Weifang City, Shandong Province (West of Yanglin road and north of Donghai Road) Patentee after: Shandong XURUI New Material Co.,Ltd. Address before: 262714 Yangkou Chemical Industrial Park, Shouguang City, Weifang City, Shandong Province Patentee before: SHANDONG SUNRIS CO.,LTD. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An Automatic Dropping Device for Brominated Triazine Bromination Reaction Effective date of registration: 20230815 Granted publication date: 20210924 Pledgee: Zhejiang Commercial Bank Co.,Ltd. Weifang branch Pledgor: Shandong XURUI New Material Co.,Ltd. Registration number: Y2023980052362 |