CN218167000U - Perfluoroalkyl ethyl trichlorosilane apparatus for producing - Google Patents
Perfluoroalkyl ethyl trichlorosilane apparatus for producing Download PDFInfo
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- CN218167000U CN218167000U CN202221877541.9U CN202221877541U CN218167000U CN 218167000 U CN218167000 U CN 218167000U CN 202221877541 U CN202221877541 U CN 202221877541U CN 218167000 U CN218167000 U CN 218167000U
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Abstract
The utility model belongs to the technical field of chemical preparation equipment, a perfluoroalkyl ethyl trichlorosilane apparatus for producing is disclosed, two material inlets are arranged at the upper end of a reaction kettle, the two material inlets are respectively communicated with a fluoroolefin metering tank and a trichlorosilane metering tank through connecting pipelines, a material outlet is arranged at the lower end of the reaction kettle, and the material outlet is connected with a reaction product metering tank through an outlet pipeline; the reaction kettle is characterized in that a tail gas pipe is arranged at the upper end of the reaction kettle, the tail gas pipe is connected with a condensation recovery tank, the upper end of the condensation recovery tank is communicated with a condenser, and the lower end of the condensation recovery tank is communicated with a trichlorosilane metering tank through a connecting pipeline. The utility model carries out reaction through the reaction kettle, the reaction product is put into the reaction product metering tank, and the gas phase material which is not reacted is recycled through the condenser; the utility model discloses simple process, reliable and stable, the yield is high, and the cost is lower.
Description
Technical Field
The utility model belongs to the technical field of the chemicals preparation equipment, especially, relate to a perfluoroalkyl ethyl trichlorosilane apparatus for producing.
Background
At present, perfluoroalkylethylalkoxysilane is an important fluorine-containing fine chemical and intermediate, and plays an important role in a surfactant due to excellent performance. It is applicable to coating, fabric, petroleum industry, etc. At present, a few developed countries in the world, such as the United states and Germany, have monopolized the production technology of such fluorine-containing fine chemicals.
Through the above analysis, the problems and defects of the prior art are as follows:
(1) The fluoroolefin is obtained by reacting with the hydrogen-containing alkoxy silane, the process method is not perfect, and the unit consumption of the product is high
(2) The existing device system has low automation level, frequent manual operation and short stable operation period
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model provides a perfluoroalkyl ethyl trichlorosilane apparatus for producing.
The utility model discloses a realize like this, a perfluor alkyl ethyl trichlorosilane apparatus for producing is provided with:
a reaction kettle;
the upper end of the reaction kettle is provided with two material inlets which are respectively communicated with the fluoroolefin metering tank and the trichlorosilane metering tank through connecting pipelines, the lower end of the reaction kettle is provided with a material outlet, and the material outlet is connected with a reaction product metering tank through an outlet pipeline;
the reaction kettle is characterized in that a tail gas pipe is arranged at the upper end of the reaction kettle, the tail gas pipe is connected with a condensation recovery tank, the upper end of the condensation recovery tank is communicated with a condenser, and the lower end of the condensation recovery tank is communicated with a trichlorosilane metering tank through a connecting pipeline.
Further, a first jacket is arranged on the outer side of the reaction kettle, and the side surface of the first jacket is communicated with a steam heating pipeline with an adjusting valve and a water cooling pipeline with an adjusting valve.
Further, a first pressure detector and a rupture disk are arranged above the reaction kettle, and the upper end of a discharge pipe of the rupture disk is communicated with a tail gas treatment system;
and the upper part and the lower part of the reaction kettle are respectively provided with a temperature detector.
Further, be provided with the agitator in the reation kettle, the impeller position and the low head and the barrel hookup location of agitator flush, the agitator is connected with reduction gear and variable frequency speed regulator.
The frequency converter sets up in the electricity distribution room, and the motor of agitator is connected through cable conductor and signal line to one end, and the other end passes through the signal line and connects the DCS controller, and the operation is the accessible and sets for the rotational speed on the DCS computer, is sent control signal for the frequency converter by the DCS computer, and the frequency conversion output corresponds the frequency power, realizes the rotational speed control to the agitator.
Further, a sampling tube is arranged below the reaction kettle, and a vacuum tube opening and a nitrogen tube opening are arranged above the reaction kettle.
Further, the upper end and the lower end of the fluoroolefin metering tank and the trichlorosilane metering tank are respectively provided with a feed inlet and a discharge outlet, and the feed inlet and the discharge outlet are connected with corresponding pipelines through metal hoses;
the installation heights of the fluoroolefin metering tank and the trichlorosilane metering tank are both higher than that of the reaction kettle.
Further, the feeding pipe of the fluoroolefin metering tank is provided with a first cut-off valve, and the first cut-off valve is connected with a first electronic scale.
Furthermore, a second stop valve is arranged on a feeding pipe of the trichlorosilane metering tank, the upper end of the trichlorosilane metering tank is communicated with a second pressure detector, and the second stop valve is connected with the second pressure detector and a second electronic scale.
Furthermore, second jackets are respectively arranged on the outer sides of the trichlorosilane metering tank, the condensation recovery tank and the condenser, and the second jackets are connected with a-5 ℃ refrigerant supply and return water pipeline.
Further, a third jacket is arranged on the outer side of the reaction product metering tank, and the third jacket is connected with a steam heating pipeline with an adjusting valve and a water condensation drain pipeline.
With the above technical solution and the technical problem solved, please analyze the following aspects and advantages of the technical solution to be protected of the present invention are:
first, to the technical problem that above-mentioned prior art exists and the degree of difficulty of solving this problem, combine closely the utility model discloses an in-process result and data etc. of technical scheme and the research and development that will protect, analyze in detail, deeply the utility model discloses technical problem that technical scheme how solved, some that bring after the solution problem possess creative technological effect. The specific description is as follows:
the utility model discloses a reation kettle reacts, and the reaction product metering tank is put into to the reaction product, and the gaseous phase material of not reacting completion is through condenser recycle.
Second, regard as a whole or from the angle of product to technical scheme, the utility model discloses technical effect and advantage that technical scheme that will protect possesses, the concrete description is as follows:
the utility model discloses simple process, reliable and stable, the yield is high, and the cost is lower.
Drawings
FIG. 1 is a schematic structural diagram of a perfluoroalkylethyltrichlorosilane production apparatus provided by an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a reaction kettle provided by an embodiment of the present invention;
in the figure: 1. a reaction kettle; 2. a fluoroolefin metering tank; 3. a trichlorosilane metering tank; 4. a reaction product metering tank; 5. a tail gas pipe; 6. a condensation recovery tank; 7. a condenser; 8. a first jacket; 9. a rupture disk.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
1. Illustrative embodiments are explained. This section is an explanatory embodiment for expanding the technical solutions of the claims so as to make those skilled in the art fully understand how to implement the present invention.
As shown in fig. 1, two material inlets are formed in the upper end of a reaction kettle 1 in a perfluoroalkyl ethyl trichlorosilane production device provided by the embodiment of the present invention, the two material inlets are respectively communicated with a fluoroolefin metering tank 2 and a trichlorosilane metering tank 3 through connecting pipelines, a material outlet is formed in the lower end of the reaction kettle 1, and the material outlet is connected with a reaction product metering tank 4 through an outlet pipeline; the upper end of the reaction kettle 1 is provided with a tail gas pipe 5, the tail gas pipe 5 is connected with a condensation recovery tank 6, the upper end of the condensation recovery tank 6 is communicated with a condenser 7, and the lower end of the condensation recovery tank 6 is communicated with the trichlorosilane metering tank 3 through a connecting pipeline.
The reaction kettle 1 is provided with a first jacket 8, a steam heating pipeline with a regulating valve and a water cooling pipeline with a regulating valve;
a first pressure detector is arranged above the reaction kettle 1; a temperature detector is respectively arranged above and below the reaction kettle 1;
a stirrer is arranged in the reaction kettle 1, an impeller is positioned on a connecting line of the lower end enclosure and the barrel, the upper part and the lower part are 0.1-0.2D, D is the diameter of the barrel of the reaction kettle, and a speed reducer and variable frequency speed regulation are arranged;
the frequency converter sets up in the electricity distribution room, and the motor of agitator is connected through cable conductor and signal line to one end, and the other end passes through the signal line and connects the DCS controller, and the operation is the accessible and sets for the rotational speed on the DCS computer, is sent control signal for the frequency converter by the DCS computer, and the frequency conversion output corresponds the frequency power, realizes the rotational speed control to the agitator.
A sampling tube is arranged below the reaction kettle 1 and is used for analyzing and detecting the process of a reaction product;
a rupture disk 9 is arranged above the reaction kettle 1 and used for preventing overpressure, and a discharge pipe is introduced into a tail gas treatment system;
a vacuum pipe orifice is arranged above the reaction kettle 1 and used for removing air before reaction;
a nitrogen pipe orifice is arranged above the reaction kettle 1 and is used for reaction auxiliary discharging, kettle internal replacement and the like;
the fluoroolefin metering tank 2 is provided with a feeding and discharging pipe orifice and an electronic scale, the pipe orifice of the device is connected with a corresponding pipeline through a metal hose, and the installation position of the device is higher than that of the reaction kettle, so that the feeding is facilitated.
The feed pipe of the fluoroolefin metering tank 2 is provided with a stop valve which is interlocked with an electronic scale and used for supplementing materials and preventing overcharging.
The trichlorosilane metering tank 3 is provided with a material inlet and outlet pipe orifice, an electronic scale and a pressure detector, the pipe orifice of the equipment is connected with a corresponding pipeline through a metal hose, and the installation position of the equipment is higher than that of the reaction kettle, so that the material feeding is facilitated.
The feed pipe of the trichlorosilane metering tank 3 is provided with a stop valve which is interlocked with an electronic scale and pressure and used for supplementing materials and preventing overload and overpressure.
A rupture disc is arranged above the trichlorosilane metering tank 3 and used for preventing overpressure, and a discharge pipe is introduced into a tail gas treatment system;
the condenser 7 is connected above the condensation recovery tank 6 and is used for recovering gas-phase materials which do not completely react yet, and uncondensed tail gas is sent to a tail gas treatment system.
And second jackets are arranged on the outer sides of the trichlorosilane metering tank 3, the condensation recovery tank 6 and the condenser 7 and are connected with a-5 ℃ refrigerant supply and return water pipeline.
A material outlet is arranged below the reaction kettle 1, an outlet pipeline is connected with the reaction product metering tank 4, and an observation sight glass is arranged, so that the reaction material discharge state can be conveniently observed.
The tail gas pipe of reaction kettle 1 is connected from the upper part of the condensation recovery tank, the tail gas and the condensate pipeline share the channel, the uniform distribution and precooling time are increased, the energy-saving benefit is achieved, and meanwhile, the tail gas is recovered more thoroughly.
The reaction product metering tank is provided with an electronic scale.
The reaction product metering tank is provided with a third jacket, a steam heating pipeline with a regulating valve and a water condensation drain pipeline; be equipped with the equipment that the electronic scale weighed, connecting tube sets up the flexible coupling, reduces the influence of stress to weighing.
The utility model discloses a theory of operation is:
the utility model discloses when using, during fluoro olefin metering tank 2, trichlorosilane metering tank 3 input reation kettle 1 with the raw materials for reaction respectively, the raw materials drops into reation kettle 1 and reacts, and the reaction product metering tank is put into to the reaction product, and the gaseous material of unreacted completion gets into condensation recovery tank 6 through tail gas pipe 5, carries out condensation recycle through condenser 7.
Firstly, adding fluoroolefin, and closing a charging valve from a fluoroolefin metering tank to a reaction kettle when the quantity of the WIA601 reduced reaches a specified value;
the R1 reaction kettle is heated by jacket steam to a specified temperature and then the valve HS605 is closed
And opening a feeding pipeline valve from the trichlorosilane metering tank to the reaction kettle, and controlling the feeding flow by a control valve PV602 according to the set reaction pressure.
The temperature of the R1 reaction kettle is controlled to be increased to a specified temperature range by jacket cooling water, and the opening of the cooling water is automatically adjusted by an adjusting valve TV602 according to temperature change.
2. Application examples. In order to prove the creativity and the technical value of the technical scheme of the invention, the part is the application example of the technical scheme of the claims on specific products or related technologies.
The two raw materials are respectively provided with a metering tank, the reaction is carried out in such a way that the raw materials of the fluoroolefin metering tank are firstly added into the reaction kettle from the metering tank at one time, and the trichlorosilane metering tank can realize the addition control of the materials in the reaction process according to the requirements. The control of the proportioning ratio is realized by the two weight comparisons, and the reaction endpoint is conveniently and accurately controlled.
The reaction kettle jacket is simultaneously provided with a steam heating pipeline and a circulating water cooling pipeline, and can be automatically switched according to different reaction stages, so that the reaction temperature can be accurately and timely regulated and controlled.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be covered within the protection scope of the present invention by those skilled in the art within the technical scope of the present invention.
Claims (10)
1. The utility model provides a perfluoroalkylethyl trichlorosilane apparatus for producing, its characterized in that, perfluoroalkylethyl trichlorosilane apparatus for producing is provided with:
a reaction kettle;
the upper end of the reaction kettle is provided with two material inlets which are respectively communicated with the fluoroolefin metering tank and the trichlorosilane metering tank through connecting pipelines, the lower end of the reaction kettle is provided with a material outlet, and the material outlet is connected with a reaction product metering tank through an outlet pipeline;
the reaction kettle is characterized in that a tail gas pipe is arranged at the upper end of the reaction kettle, the tail gas pipe is connected with a condensation recovery tank, the upper end of the condensation recovery tank is communicated with a condenser, and the lower end of the condensation recovery tank is communicated with a trichlorosilane metering tank through a connecting pipeline.
2. The apparatus for producing perfluoroalkylethyltrichlorosilane according to claim 1, wherein a first jacket is provided outside the reaction vessel, and a steam heating line with an adjusting valve and a water cooling line with an adjusting valve are connected to the side surface of the first jacket.
3. The apparatus for producing perfluoroalkylethyltrichlorosilane according to claim 1, wherein a first pressure detector and a rupture disk are arranged above the reaction kettle, and the upper end of a discharge pipe of the rupture disk is communicated with a tail gas treatment system;
and the upper part and the lower part of the reaction kettle are respectively provided with a temperature detector.
4. The apparatus for producing perfluoroalkylethyl trichlorosilane as claimed in claim 1, wherein a stirrer is arranged in the reaction vessel, the impeller position and the lower end socket of the stirrer are flush with the connecting position of the cylinder, and the stirrer is connected with a speed reducer and a variable frequency speed regulator;
the frequency converter is arranged in the distribution room, one end of the frequency converter is connected with the motor of the stirrer through a cable and a signal line, the other end of the frequency converter is connected with the DCS controller through the signal line, the frequency converter is sent by the DCS computer through setting the rotating speed on the DCS computer, the frequency conversion output corresponds to the frequency power supply, and the rotating speed of the stirrer is controlled.
5. The apparatus for producing perfluoroalkylethyltrichlorosilane according to claim 1, wherein a sampling tube is disposed below the reaction vessel, and a vacuum tube port and a nitrogen tube port are disposed above the reaction vessel.
6. The perfluoroalkylethyl trichlorosilane production apparatus according to claim 1, wherein the upper and lower ends of the fluoroolefin metering tank and the trichlorosilane metering tank are respectively provided with a feed inlet and a discharge outlet, and the feed inlet and the discharge outlet are connected with corresponding pipelines through metal hoses;
the installation heights of the fluoroolefin metering tank and the trichlorosilane metering tank are both higher than that of the reaction kettle.
7. The apparatus for producing perfluoroalkylethyltrichlorosilane according to claim 1, wherein the feed line to said fluoroolefin metering tank is provided with a first cut-off valve, and a first electronic scale is connected to said first cut-off valve.
8. The perfluoroalkylethyl trichlorosilane production apparatus according to claim 1, wherein a second cut-off valve is disposed on a feeding pipe of the trichlorosilane metering tank, the upper end of the trichlorosilane metering tank is communicated with a second pressure detector, and the second cut-off valve is connected with the second pressure detector and a second electronic scale.
9. The apparatus for producing perfluoroalkylethyl trichlorosilane as claimed in claim 1, wherein second jackets are respectively arranged outside the trichlorosilane metering tank, the condensation recovery tank and the condenser, and the second jackets are connected with a-5 ℃ refrigerant supply and return pipeline.
10. The apparatus for producing perfluoroalkylethyltrichlorosilane according to claim 1, wherein a third jacket is provided outside the reaction product metering tank, and the third jacket is connected to a steam heating line with an adjusting valve and a water condensation drain line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221877541.9U CN218167000U (en) | 2022-07-18 | 2022-07-18 | Perfluoroalkyl ethyl trichlorosilane apparatus for producing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221877541.9U CN218167000U (en) | 2022-07-18 | 2022-07-18 | Perfluoroalkyl ethyl trichlorosilane apparatus for producing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218167000U true CN218167000U (en) | 2022-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221877541.9U Active CN218167000U (en) | 2022-07-18 | 2022-07-18 | Perfluoroalkyl ethyl trichlorosilane apparatus for producing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218167000U (en) |
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2022
- 2022-07-18 CN CN202221877541.9U patent/CN218167000U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A production device for perfluoroalkyl ethyl trichlorosilane Effective date of registration: 20230925 Granted publication date: 20221230 Pledgee: Industrial and Commercial Bank of China Limited Sanming Sanyuan Branch Pledgor: FUJIAN SANNONG NEW MATERIALS CO.,LTD. Registration number: Y2023980058306 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |