CN213077573U - Cyanogen chloride synthesis system for cyanuric chloride by utilizing steam stripping to improve resolution efficiency - Google Patents
Cyanogen chloride synthesis system for cyanuric chloride by utilizing steam stripping to improve resolution efficiency Download PDFInfo
- Publication number
- CN213077573U CN213077573U CN202021460102.9U CN202021460102U CN213077573U CN 213077573 U CN213077573 U CN 213077573U CN 202021460102 U CN202021460102 U CN 202021460102U CN 213077573 U CN213077573 U CN 213077573U
- Authority
- CN
- China
- Prior art keywords
- analytic
- cauldron
- intercommunication
- steam
- reactor
- 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.)
- Active
Links
Images
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to an organic synthesizer technical field provides an utilize to strip and improve cyanuric chloride synthetic system for cyanuric chloride of analytic efficiency very much, including batcher, reactor, drain sump, cooler, trap and analytic cauldron, the batcher is linked together with the reactor, reactor top intercommunication drain sump, the analytic cauldron of bottom intercommunication, drain sump top intercommunication cooler, the analytic cauldron of bottom intercommunication, cooler top intercommunication trap, the analytic cauldron of bottom intercommunication, trap top intercommunication drying tower, the analytic cauldron of bottom intercommunication, analytic cauldron top intercommunication drain sump, bottom intercommunication normal water workshop section, the first strip of installation in the analytic cauldron. This novel mode that adopts the analytic cauldron of steam stripping is handled and is contained cyanogen chloride aqueous phase, promotes and separates efficiency, can retrieve more cyanogen chloride gas products, has promoted chlorination reaction efficiency, has reduced the sewage treatment cost.
Description
Technical Field
The utility model relates to an organic synthesizer technical field provides an utilize steam stripping to improve analytic efficiency's cyanogen chloride synthesis system for cyanuric chloride very much.
Background
In the production process of cyanuric chloride, cyanogen chloride as a raw material is prepared by reacting sodium cyanide with chlorine, a traditional cyanogen chloride synthesis system comprises a batcher, a reactor, an analysis kettle, a dehydration tank, a cooler and a catcher, sodium cyanide aqueous solution and water are prepared in the batcher to obtain sodium cyanide aqueous solution, the sodium cyanide aqueous solution and chlorine are further reacted in the reactor to obtain cyanogen chloride and sodium chloride aqueous solution, the sodium chloride aqueous solution enters the analysis kettle through the bottom of the tower, cyanogen chloride enters the dehydration tank through the top of the tower to be dehydrated, water phase enters the analysis kettle, gas phase cyanogen chloride enters the cooler to be condensed, water phase enters the analysis kettle, the gas phase cyanogen chloride enters the catcher to be further dehydrated, the water phase enters the analysis kettle, the gas phase cyanogen chloride enters a drying tower to be synthesized in the next step, all water phases collected in the analysis kettle in the reaction are intensively heated to analyze cyanogen chloride gas, and the cyanogen chloride gas enters, the main components in the water phase after analysis are water, sodium chloride and a small amount of cyanogen chloride, and the water phase enters a reclaimed water workshop section to remove the cyanogen chloride to obtain a sodium chloride aqueous solution which is returned to a chlor-alkali device for use. The traditional process has the following defects:
the resolving kettle has no other auxiliary cyanogen chloride gas overflow mode, so that the cyanogen chloride gas at the bottom of the liquid can generate hydrolysis reaction when not completely entering a gas phase or enter a reclaimed water working section along with the liquid, the resolving is incomplete, and the reaction yield is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an utilize steam stripping to improve analytic efficiency's cyanogen chloride synthesis system for cyanuric chloride, reform transform into the analytic cauldron of traditional cyanogen chloride for the analytic cauldron of steam stripping, the reaction liquid gets into the analytic cauldron of steam stripping through the reactor, and the reaction liquid in the analytic cauldron of steam stripping overflows the normal water workshop section after the steam heating, and the analytic cauldron of steam stripping makes the cyanogen chloride gas in the reaction liquid spill over fast under the steam stripping effect, and analytic effect is better, promotes the reaction yield.
The utility model discloses a realize like this, utilize to strip the cyanuric chloride synthetic system for cyanuric chloride who improves analytic efficiency, including batcher, reactor, drain sump, cooler, trap and analytic cauldron, the batcher is linked together with the reactor, reactor top intercommunication drain sump, the analytic cauldron of bottom intercommunication, drain sump top intercommunication cooler, the analytic cauldron of bottom intercommunication, cooler top intercommunication trap, the analytic cauldron of bottom intercommunication, trap top intercommunication drying tower, the analytic cauldron of bottom intercommunication, analytic cauldron top intercommunication drain sump, bottom intercommunication normal water workshop section, the first strip of installation in the analytic cauldron.
Preferably, the first stripping is connected to a steam generator, through which steam is generated.
Further preferably, still include the stirred tank, the lower extreme and the stirred tank of analytic cauldron are connected, and the top of stirred tank is connected the drain sump.
Further preferably, install the coil pipe on the stirred tank, the steam is led to the coil pipe import, heats the aqueous phase in the stirred tank through steam, and the analysis is accelerated, and the export that forms the comdenstion water through the coil pipe after exothermic goes out.
Further preferably, the coil is connected with a steam generator, and steam is generated by the steam generator.
Further preferably, a water inlet pipeline and a 30% sodium cyanide pipeline are arranged on the batching device, and a chlorine pipeline is also arranged on the reactor.
The water phase containing cyanogen chloride is treated by adopting a stripping analysis kettle, the analysis efficiency is improved, more cyanogen chloride gas products can be recovered, the chlorination reaction efficiency is improved, and the sewage treatment cost is reduced.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and embodiments:
FIG. 1 is a schematic diagram of the overall structure of a cyanogen chloride synthesis system for cyanuric chloride provided in example 1 of the present invention.
Fig. 2 is a schematic diagram of the overall structure of a cyanogen chloride synthesis system for cyanuric chloride provided in example 2 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples 1,
Referring to fig. 1, the utility model provides an utilize steam stripping to improve analytic efficiency's cyanogen chloride synthesis system for cyanuric chloride, including batcher 1, reactor 2, drain sump 3, cooler 4, trap 5 and analytic cauldron 6, batcher 1 is linked together with reactor 2, 2 top intercommunication drain sumps 3 of reactor, the analytic cauldron 6 of bottom intercommunication, 3 top intercommunication coolers 4 of drain sumps, the analytic cauldron 6 of bottom intercommunication, 4 top intercommunication traps 5 of cooler, the analytic cauldron 6 of bottom intercommunication, 5 top intercommunication drying tower of trap, the analytic cauldron 6 of bottom intercommunication, analytic 6 top intercommunication drain sumps 3 of analytic cauldron, bottom intercommunication normal water workshop section, the first steam stripping 7 of installation in the analytic cauldron 6.
The first stripping section 7 is connected to a steam generator 8, and steam is generated by the steam generator 8.
The batching device 1 is provided with a water inlet pipeline and a 30% sodium cyanide pipeline, and the reactor 2 is also provided with a chlorine pipeline.
Mixing 30 wt% sodium cyanide aqueous solution with water in a batcher 1 to obtain 15 wt% sodium cyanide aqueous solution, further mixing the 15 wt% sodium cyanide aqueous solution with chlorine in a reactor 2, and reacting to obtain cyanogen chloride and sodium chloride aqueous solution; the sodium chloride aqueous solution enters the desorption kettle 6 through the bottom of the reactor 2, and the cyanogen chloride enters the dehydration tank 3 through the top of the reactor 2 for dehydration; the water phase in the dehydration tank 3 enters an analysis kettle 6, and the gas-phase cyanogen chloride enters a cooler 4 for condensation; the condensed water phase in the cooler 4 enters the desorption kettle 6, and the gas-phase cyanogen chloride enters the catcher 5 for further dewatering; the water phase in the catcher 5 enters an analysis kettle 6, and the gas-phase cyanogen chloride enters a drying tower for next-step synthesis; the water phase collected in the analysis kettle 6 is analyzed in a centralized manner, cyanogen chloride gas escapes in an accelerating manner under the action of a stripping 7, so that the analysis is more complete, the gas-phase cyanogen chloride enters the dehydration tank 3 to repeat the process, the main components in the water phase obtained by analysis are water, sodium chloride, a small amount of cyanogen chloride, sodium cyanide and the like, and the water phase enters a reclaimed water section to be treated, so that a sodium chloride water solution is obtained and returned to the chlor-alkali device for use.
Examples 2,
Referring to fig. 2, the utility model provides an utilize steam stripping to improve analytic efficiency's cyanogen chloride synthesis system for cyanuric chloride, including batcher 1, reactor 2, drain sump 3, cooler 4, trap 5 and analytic cauldron 6, batcher 1 is linked together with reactor 2, 2 top intercommunication drain sumps 3 of reactor, the analytic cauldron 6 of bottom intercommunication, 3 top intercommunication coolers 4 of drain sumps, the analytic cauldron 6 of bottom intercommunication, 4 top intercommunication traps 5 of cooler, the analytic cauldron 6 of bottom intercommunication, 5 top intercommunication drying tower of trap, the analytic cauldron 6 of bottom intercommunication, analytic 6 top intercommunication drain sumps 3 of analytic cauldron, bottom intercommunication normal water workshop section, the first steam stripping 7 of installation in the analytic cauldron 6.
The first stripping section 7 is connected to a steam generator 8, and steam is generated by the steam generator 8.
Still include stirred tank 9, the lower extreme and the stirred tank 9 of analytic cauldron 6 are connected, and stirred tank 9's top is connected dehydration jar 3.
Install coil pipe 10 on stirred tank 9, the import of coil pipe 10 leads to steam, heats the aqueous phase in stirred tank 9 through steam, and the analysis accelerates, forms the export that the comdenstion water passes through coil pipe 10 after exothermic and goes out.
The coil 10 is connected to a steam generator 8, and steam is generated by the steam generator 8.
Mixing 30 wt% sodium cyanide aqueous solution with water in a batcher 1 to obtain 15 wt% sodium cyanide aqueous solution, further mixing the 15 wt% sodium cyanide aqueous solution with chlorine in a reactor 2, and reacting to obtain cyanogen chloride and sodium chloride aqueous solution; the sodium chloride aqueous solution enters the desorption kettle 6 through the bottom of the reactor 2, and the cyanogen chloride enters the dehydration tank 3 through the top of the reactor 2 for dehydration; the water phase in the dehydration tank 3 enters an analysis kettle 6, and the gas-phase cyanogen chloride enters a cooler 4 for condensation; the condensed water phase in the cooler 4 enters the desorption kettle 6, and the gas-phase cyanogen chloride enters the catcher 5 for further dewatering; the water phase in the catcher 5 enters an analysis kettle 6, and the gas-phase cyanogen chloride enters a drying tower for next-step synthesis; the aqueous phase that collects in the analysis cauldron 6 is concentrated and is analyzed, and cyanogen chloride gas escapes with higher speed under the effect of strip 7, makes the analysis more complete, and gaseous cyanogen chloride gets into dehydration jar 3 and repeats above-mentioned process, and the aqueous phase after the analysis overflows to stirred tank 9 in, through stirring and the heating of the interior steam of coil pipe 10, the escape of cyanogen chloride gas is accelerated, and cyanogen chloride gas enters into dehydration jar 3, repeats above-mentioned process. The main components in the water phase obtained by analysis are water, sodium chloride, a small amount of cyanogen chloride, sodium cyanide and the like, and after the water phase enters a reclaimed water section for treatment, a sodium chloride aqueous solution is obtained and returned to a chlor-alkali device for use.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. Utilize the steam stripping to improve analytic efficiency's cyanuric chloride for cyanogen chloride synthesis system, a serial communication port, including batcher (1), reactor (2), drain sump (3), cooler (4), trap (5) and analytic cauldron (6), batcher (1) is linked together with reactor (2), reactor (2) top intercommunication drain sump (3), analytic cauldron (6) of bottom intercommunication, drain sump (3) top intercommunication cooler (4), analytic cauldron (6) of bottom intercommunication, cooler (4) top intercommunication trap (5), analytic cauldron (6) of bottom intercommunication, trap (5) top intercommunication drying tower, analytic cauldron (6) of bottom intercommunication, analytic cauldron (6) top intercommunication drain sump (3), bottom intercommunication normal water workshop section, first steam stripping (7) of installation in analytic cauldron (6).
2. The cyanogen chloride synthesis system for cyanuric chloride using stripping to improve desorption efficiency according to claim 1, wherein the first stripping (7) is connected to a steam generator (8) and steam is generated by the steam generator (8).
3. The cyanogen chloride synthesis system for cyanuric chloride that improves desorption efficiency by stripping according to claim 1, further comprising a stirred tank (9), wherein the lower end of the desorption tank (6) is connected to the stirred tank (9), and the top end of the stirred tank (9) is connected to the dehydration tank (3).
4. The cyanogen chloride synthesis system for cyanuric chloride that utilizes steam stripping to improve desorption efficiency according to claim 3, wherein a coil (10) is installed on the stirred tank (9), steam is introduced into an inlet of the coil (10), the water phase in the stirred tank (9) is heated by the steam to accelerate desorption, and condensed water formed after heat release is discharged through an outlet of the coil (10).
5. The cyanogen chloride synthesis system for cyanuric chloride with stripping to improve desorption efficiency according to claim 4, wherein the coil (10) is connected to a steam generator (8) and steam is generated by the steam generator (8).
6. The cyanogen chloride synthesis system for cyanuric chloride that improves desorption efficiency by stripping according to claim 1, wherein a feed water line and a 30% sodium cyanide line are provided on the distributor (1), and a chlorine gas line is further provided on the reactor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021460102.9U CN213077573U (en) | 2020-07-22 | 2020-07-22 | Cyanogen chloride synthesis system for cyanuric chloride by utilizing steam stripping to improve resolution efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021460102.9U CN213077573U (en) | 2020-07-22 | 2020-07-22 | Cyanogen chloride synthesis system for cyanuric chloride by utilizing steam stripping to improve resolution efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213077573U true CN213077573U (en) | 2021-04-30 |
Family
ID=75626190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021460102.9U Active CN213077573U (en) | 2020-07-22 | 2020-07-22 | Cyanogen chloride synthesis system for cyanuric chloride by utilizing steam stripping to improve resolution efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213077573U (en) |
-
2020
- 2020-07-22 CN CN202021460102.9U patent/CN213077573U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108840310B (en) | Device and process for producing hydrogen chloride by deep analysis from dilute hydrochloric acid | |
| CN104277220A (en) | Method for removing salts out of polyphenyl thioether recovery solvent | |
| CN105597462A (en) | Treatment process for dust-containing tail gas in synthesis and emptying of methyl chlorosilane | |
| CN101274195B (en) | Method for removing residual chlorine gas in tail gas in production processes of chloroacetic acid | |
| CN213077573U (en) | Cyanogen chloride synthesis system for cyanuric chloride by utilizing steam stripping to improve resolution efficiency | |
| CN107311878B (en) | Device for recycling glycine waste liquid and method for recycling glycine waste liquid | |
| CN108530254A (en) | A method of mixing carbon four prepares normal butane | |
| CN213077572U (en) | Utilize stirred tank to improve analytic efficiency's cyanogen chloride synthetic system for cyanuric chloride | |
| CN107043318A (en) | It is a kind of to reclaim catalyst and its method for catalyzing and synthesizing chloroethanes from synthesis N, N dicyanoethyl arylamine mother liquors | |
| CN102225889B (en) | Method for preparing dimethyl ether by dehydration of methanol | |
| CN107840808A (en) | Continuous reaction rectification production cyanoacetate compound, malonate compound device and its production technology | |
| CN115518402B (en) | Toluene chlorination liquid post-treatment device and treatment method | |
| CN110590577A (en) | Device and method for continuously synthesizing ester quaternary ammonium compound | |
| CN216630780U (en) | Acidolysis dealcoholization reactor | |
| CN111807877A (en) | DL-p-hydroxyphenylhydantoin and production process of urea sulfate/ammonium sulfate thereof | |
| CN104925829B (en) | A kind of chlorination reaction device for preparing cyanogen chloride and chlorination process | |
| CN217699164U (en) | Tail gas treatment system of furan phenol high efficiency reactor | |
| RU2164912C2 (en) | Method of modification of carbamide production plant (versions) and carbamide production plant (versions) | |
| CN115722147A (en) | Low-energy-consumption chloromethane synthesis system | |
| CN208814917U (en) | A kind of formaldehyde reacts the catalytic rectifying tower for producing dimethoxym ethane with methanol | |
| CN108911338A (en) | A kind of recovery ammonia total system and method | |
| RU2396253C2 (en) | Method of obtaining urea and installation for its realisation | |
| CN209810143U (en) | Low boiling point alcohol continuous esterification reaction rectification system | |
| CN103408163B (en) | Treatment method of waste liquid in production of organic fluoride | |
| CN112194560A (en) | Tetrachloroethylene purification method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |