CN222325141U - Mixed reaction kettle for organosilicon production - Google Patents
Mixed reaction kettle for organosilicon production Download PDFInfo
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- CN222325141U CN222325141U CN202421154750.XU CN202421154750U CN222325141U CN 222325141 U CN222325141 U CN 222325141U CN 202421154750 U CN202421154750 U CN 202421154750U CN 222325141 U CN222325141 U CN 222325141U
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- sleeve shaft
- bevel gear
- shaft
- sleeve
- catalyst
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000003054 catalyst Substances 0.000 claims abstract description 44
- 238000003756 stirring Methods 0.000 claims abstract description 30
- 238000002156 mixing Methods 0.000 claims abstract description 23
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 9
- 239000002210 silicon-based material Substances 0.000 abstract 1
- 238000009827 uniform distribution Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a high-efficiency energy-saving organosilicon production mixing reaction kettle, which optimizes material mixing, temperature control and catalyst feeding. The kettle is internally provided with a multi-layer sleeve shaft stirring device, and all layers reversely rotate to ensure uniform mixing. The side wall spiral groove is internally provided with a temperature control coil pipe, and is matched with an intelligent sensing and adjusting system to realize accurate temperature management. The innovation adopts the hollow stirring shaft as a catalyst conveying channel, and combines a top buffer box and a feeding pipe to ensure the uniform distribution of the catalyst. The design improves the production efficiency and the product quality through intelligent control, saves energy and reduces emission, and is widely applicable to manufacturing of organic silicon materials.
Description
Technical Field
The utility model relates to the technical field of organosilicon production, in particular to a mixing reaction kettle for organosilicon production.
Background
In the industrial production of organosilicon materials, the performance of a mixing reaction kettle serving as one of core equipment directly influences the quality, production efficiency and production cost of products. The traditional mixing reaction kettle for organosilicon production faces multiple challenges, and mainly comprises the problems of low stirring efficiency, insufficient heat exchange, high energy consumption, insufficient control accuracy on reaction conditions and the like. These problems not only limit the efficiency of the organosilicon synthesis and the purity of the product, but also increase the energy consumption and environmental burden in the production process.
Stirring efficiency is a key factor affecting the mixing uniformity of materials. In the prior art, a stirring device with a single or simple structure in a reaction kettle is difficult to fully mix materials in a three-dimensional space, and dead zones are easy to form particularly under the condition of high viscosity, so that the reaction is not uniform, and the quality stability of a final product is influenced. In addition, conventional heating and cooling systems have difficulty in achieving rapid and accurate temperature control due to low heat exchange efficiency, which is particularly disadvantageous for exothermic or endothermic reactions in many silicone synthesis processes, possibly causing side reactions or lowering productivity.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a mixing reaction kettle for organosilicon production, which can effectively solve the problem of insufficient mixing of raw materials in the organosilicon mixing operation process and solve the problem of yield reduction caused by side reaction.
In order to solve the technical problems, the technical scheme adopted by the utility model is that the mixing reaction kettle for producing the organic silicon comprises a kettle body, wherein a plurality of raw material inlet pipes are arranged at the top of the kettle body, a mixed material outlet pipe is arranged at the bottom of the kettle body, a stirring shaft consisting of a plurality of sleeve shafts is arranged in the kettle body, the upper end and the lower end of each sleeve shaft extend out in sequence, stirring rods are arranged on a plurality of sleeve shaft parts extending out of the lower end of each stirring shaft, and the rotation directions of two adjacent sleeve shafts in the stirring shafts are opposite;
The heat exchange medium conveying device is characterized in that a spiral groove is formed in the side wall of the kettle body, a temperature control tube is arranged in the spiral groove, the temperature control tube is of a spiral coil structure, the upper end of the temperature control tube is connected with a heat exchange medium conveying tube, a heat exchange medium conveying pump is arranged on the heat exchange medium conveying tube, a temperature sensor is arranged on the side wall of the kettle body and connected to a control module, and the control module is connected with the heat exchange medium conveying pump.
In the preferred scheme, the sleeve shaft forming the stirring shaft sequentially comprises a first sleeve shaft, a second sleeve shaft, a third sleeve shaft and a fourth sleeve shaft from outside to inside, a driving mechanism is arranged at the top of the kettle body, and the upper ends of the first sleeve shaft, the second sleeve shaft, the third sleeve shaft and the fourth sleeve shaft are all extended into the driving mechanism for setting.
In a preferred scheme, the driving mechanism comprises a shell, a first bevel gear, a second bevel gear, a third bevel gear and a fourth bevel gear are respectively arranged on a first sleeve shaft, a second sleeve shaft, a third sleeve shaft and a fourth sleeve shaft which are positioned in the shell, a first driving bevel gear and a second driving bevel gear which are horizontally arranged are arranged on the side wall of the shell, the first driving bevel gear is meshed with the first bevel gear and the second bevel gear, the second driving bevel gear is meshed with the third bevel gear and the fourth bevel gear, and the first driving bevel gear and the second driving bevel gear are driven by a first synchronous belt;
One end of the rotating shaft where the second drive bevel gear is located extends out of the shell, a driving motor is arranged at the top of the shell, and a driving shaft of the driving motor and the rotating shaft where the second drive bevel gear extends out of the shell are driven by a second synchronous belt.
In the preferred scheme, the first sleeve shaft, the second sleeve shaft, the third sleeve shaft and the fourth sleeve shaft which are positioned in the kettle body are hollow pipes, and the side walls of the first sleeve shaft, the second sleeve shaft, the third sleeve shaft and the fourth sleeve shaft are provided with catalyst output holes;
the catalyst buffer box is arranged at the position, close to the top, in the kettle body, a catalyst inlet is arranged on each of the first sleeve shaft, the second sleeve shaft, the third sleeve shaft and the fourth sleeve shaft which are positioned in the catalyst buffer box, and a plurality of catalyst inlets are positioned at the same horizontal position.
In the preferred scheme, the cauldron body top is equipped with the catalyst and advances the pipe, and the catalyst advances the pipe and passes cauldron body top and extend to on the catalyst buffer tank lateral wall.
The mixing reaction kettle for producing the organic silicon has the following beneficial effects by adopting the structure:
(1) The stirring shafts formed by the plurality of sleeve shafts are arranged in the kettle body, wherein the rotation directions of stirring rods of two adjacent sleeve shafts are opposite, a complex three-dimensional stirring flow field is formed, the dead zone of reaction materials is effectively eliminated, the organosilicon raw materials are ensured to be rapidly and uniformly mixed in the reaction kettle, and the reaction efficiency and the uniformity of products are obviously improved;
(2) The temperature control pipe of the spiral coil pipe structure adopted in the design is tightly attached to the spiral groove on the side wall of the kettle body, and is matched with an intelligent temperature control system, so that the accurate control of the temperature in the reaction process is realized, the flow of a heat exchange medium is automatically regulated through real-time monitoring of a temperature sensor and linkage with a control module, the reaction temperature is ensured to be always maintained in an optimal range, the selectivity and the yield of the reaction are improved, and the energy waste is reduced;
(3) The arrangement of the catalyst buffer box and the catalyst inlet holes ensures that the catalyst can be uniformly injected in the reaction process, thereby greatly enhancing the controllability of the reaction and the quality of the product;
(4) The added catalyst inlet pipe is directly connected to the catalyst buffer box, so that the catalyst adding flow is simplified, the catalyst can be quickly and conveniently supplemented in continuous production, the production continuity and stability are maintained, and the production efficiency and flexibility are further improved.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic structural view of a driving mechanism of the present utility model.
In the figure, a kettle body 1, a raw material inlet pipe 101, a mixed material outlet pipe 102, a spiral groove 103, a catalyst inlet pipe 104, a first sleeve shaft 2, a first bevel gear 201, a second sleeve shaft 3, a second bevel gear 301, a third sleeve shaft 4, a third bevel gear 401, a fourth sleeve shaft 5, a fourth bevel gear 501, a temperature control pipe 6, a heat exchange medium conveying pipe 7, a heat exchange medium conveying pump 8, a temperature sensor 9, a control module 10, a driving mechanism 11, a shell 12, a first driving bevel gear 13, a second driving bevel gear 14, a first synchronous belt 15, a driving motor 16, a second synchronous belt 17, a catalyst output hole 18, a catalyst buffer box 19 and a catalyst inlet hole 20.
Detailed Description
As shown in fig. 1-2, a mixing reaction kettle for producing organic silicon comprises a kettle body 1, wherein a plurality of raw material inlet pipes 101 are arranged at the top of the kettle body 1, a mixture outlet pipe 102 is arranged at the bottom of the kettle body 1, a stirring shaft consisting of a plurality of sleeve shafts is arranged in the kettle body 1, the upper end and the lower end of each sleeve shaft extend out in sequence, stirring rods are arranged on the parts of a plurality of sleeve shafts extending out from the lower end of each stirring shaft, and the rotation directions of two adjacent sleeve shafts in the stirring shafts are opposite;
the kettle is characterized in that a spiral groove 103 is formed in the side wall of the kettle body 1, a temperature control pipe 6 is arranged in the spiral groove 103, the temperature control pipe 6 is of a spiral coil pipe structure, the upper end of the temperature control pipe 6 is connected with a heat exchange medium conveying pipe 7, a heat exchange medium conveying pump 8 is arranged on the heat exchange medium conveying pipe 7, a temperature sensor 9 is arranged on the side wall of the kettle body 1, the temperature sensor 9 is connected to a control module 10, and the control module 10 is connected with the heat exchange medium conveying pump 8.
In the preferred scheme, the sleeve shafts forming the stirring shaft sequentially comprise a first sleeve shaft 2, a second sleeve shaft 3, a third sleeve shaft 4 and a fourth sleeve shaft 5 from outside to inside, a driving mechanism 11 is arranged at the top of the kettle body 1, and the upper ends of the first sleeve shaft 2, the second sleeve shaft 3, the third sleeve shaft 4 and the fourth sleeve shaft 5 are all extended into the driving mechanism 11 for setting.
In a preferred embodiment, the driving mechanism 11 includes a housing 12, a first bevel gear 201, a second bevel gear 301, a third bevel gear 401 and a fourth bevel gear 501 are respectively disposed on a first sleeve shaft 2, a second sleeve shaft 3, a third sleeve shaft 4 and a fourth sleeve shaft 5 in the housing 12, a first drive bevel gear 13 and a second drive bevel gear 14 are horizontally disposed on a side wall of the housing 12, the first drive bevel gear 13 is meshed with the first bevel gear 201 and the second bevel gear 301, the second drive bevel gear 14 is meshed with the third bevel gear 401 and the fourth bevel gear 501, and a transmission is performed between the first drive bevel gear 13 and the second drive bevel gear 14 through a first synchronous belt 15;
One end of the rotating shaft of the second drive bevel gear 14 extends out of the shell 12, a driving motor 16 is arranged at the top of the shell 12, and a driving shaft of the driving motor 16 and the rotating shaft of the second drive bevel gear 14 extending out of the shell 12 are driven by a second synchronous belt 17.
In the preferred scheme, the first sleeve shaft 2, the second sleeve shaft 3, the third sleeve shaft 4 and the fourth sleeve shaft 5 which are positioned in the kettle body 1 are hollow pipes, and the side walls of the first sleeve shaft 2, the second sleeve shaft 3, the third sleeve shaft 4 and the fourth sleeve shaft 5 are provided with catalyst output holes 18;
A catalyst buffer box 19 is arranged at a position, close to the top, in the kettle body 1, and a catalyst inlet 20 is arranged on the first sleeve shaft 2, the second sleeve shaft 3, the third sleeve shaft 4 and the fourth sleeve shaft 5 which are positioned in the catalyst buffer box 19, and a plurality of catalyst inlets 20 are positioned at the same horizontal position.
In a preferred embodiment, a catalyst inlet pipe 104 is arranged at the top of the kettle body 1, and the catalyst inlet pipe 104 passes through the top of the kettle body 1 and extends to the side wall of the catalyst buffer box 19.
The utility model discloses a mixing reaction kettle for organosilicon production:
1. The design of the kettle body comprises the steps of manufacturing the kettle body 1 by adopting a high-temperature-resistant corrosion-resistant stainless steel material, wherein the internal volume of the kettle body is 5 cubic meters, a plurality of raw material inlet pipes 101 are arranged at the top and are used for respectively adding different organic silicon monomers and initiators, and a mixture outlet pipe 102 is arranged at the bottom and is convenient for discharging products after the reaction is finished. The side wall of the kettle body 1 is specially designed with a spiral groove 103, the depth is 50mm, the width is 40mm, and the spiral groove surrounds the kettle body for a circle to accommodate the temperature control tube 6.
2. The stirring device comprises a stirring shaft, wherein the stirring shaft consists of four sleeve shafts, namely a first sleeve shaft 2, a second sleeve shaft 3, a third sleeve shaft 4 and a fourth sleeve shaft 5, the diameters of the four sleeve shafts are gradually decreased, and the diameter of the smallest fourth sleeve shaft 5 is 100mm. Stirring blades with specific shapes are arranged on stirring rods extending out of the lower ends of the sleeve shafts so as to realize the mixing of materials with different layers. The rotation directions of the first sleeve shaft 2 to the fourth sleeve shaft 5 are clockwise, anticlockwise, clockwise and anticlockwise in sequence, so that a complex stirring flow field is formed.
3. The temperature control system is characterized in that the temperature control tube 6 is of a spiral coil structure, the diameter is 20mm, and the temperature control tube is made of titanium alloy and has good corrosion resistance and heat conductivity. The heat exchange medium conveying pipe 7 is connected with a heat exchange medium conveying pump 8, and the conveying pump adopts a magnetic pump with high temperature resistance and high pressure resistance. The temperature sensor 9 is of a high-precision platinum resistor type, is arranged in the middle section of the spiral groove 103 and directly feeds back to the control module 10. The control module 10 automatically adjusts the flow of the heat exchange medium according to the temperature signal, and ensures that the reaction temperature is stable within the range of +/-1 ℃ of the set value.
4. The shell 12 of the driving mechanism 11 is cast, the internally installed bevel gears such as the first bevel gear 201 to the fourth bevel gear 501 are made of high-strength alloy steel, the reliability and the wear resistance of transmission are guaranteed, the driving motor 16 is a variable-frequency speed regulating motor, the stirring rotation speed can be regulated through a control panel, the catalyst buffer box 19 is arranged at the top of the kettle body 1, a catalyst inlet hole 20 is formed in the catalyst buffer box corresponding to each sleeve shaft, and the catalyst is replenished from the outside through the catalyst inlet pipe 104.
In addition, in order to ensure the stability of each gear in the driving mechanism 11 in operation, as shown in fig. 2, a supporting rod fixed on the inner wall of the casing 12 is provided to support the shaft where each gear is located, so as to avoid the risk of gear detachment caused by too high rotation speed.
Through the embodiment, the mixing reaction kettle provided by the utility model has excellent performance in organosilicon production, high mixing efficiency and accurate control of reaction conditions, and has extremely high flexibility and practicability in the aspect of uniform catalyst throwing, so that the quality and production efficiency of organosilicon products are obviously improved.
Claims (5)
1. The mixing reaction kettle for the production of the organic silicon comprises a kettle body (1), wherein a plurality of raw material inlet pipes (101) are arranged at the top of the kettle body (1), and a mixture outlet pipe (102) is arranged at the bottom of the kettle body (1), and the mixing reaction kettle is characterized in that a stirring shaft consisting of a plurality of sleeve shafts is arranged in the kettle body (1), the upper end and the lower end of the sleeve shafts extend out in sequence, stirring rods are arranged on the parts of a plurality of sleeve shafts extending out from the lower end of the stirring shaft, and the rotation directions of two adjacent sleeve shafts in the stirring shaft are opposite;
Be equipped with spiral groove (103) on cauldron body (1) lateral wall, be equipped with temperature control pipe (6) in spiral groove (103), temperature control pipe (6) are spiral coil structure, heat transfer medium conveyer pipe (7) are connected to the upper end of temperature control pipe (6), be equipped with heat transfer medium delivery pump (8) on heat transfer medium conveyer pipe (7), be equipped with a temperature sensor (9) on cauldron body (1) lateral wall, temperature sensor (9) are connected to on control module (10), control module (10) are connected with heat transfer medium delivery pump (8).
2. The mixing reaction kettle for producing organic silicon according to claim 1, wherein the sleeve shafts forming the stirring shaft are a first sleeve shaft (2), a second sleeve shaft (3), a third sleeve shaft (4) and a fourth sleeve shaft (5) from outside to inside in sequence, a driving mechanism (11) is arranged at the top of the kettle body (1), and the upper ends of the first sleeve shaft (2), the second sleeve shaft (3), the third sleeve shaft (4) and the fourth sleeve shaft (5) are all arranged in the driving mechanism (11) in a stretching mode.
3. The mixing reaction kettle for producing the organic silicon is characterized in that the driving mechanism (11) comprises a shell (12), a first sleeve shaft (2), a second sleeve shaft (3), a third sleeve shaft (4) and a fourth sleeve shaft (5) which are positioned in the shell (12) are respectively provided with a first bevel gear (201), a second bevel gear (301), a third bevel gear (401) and a fourth bevel gear (501), the side wall of the shell (12) is provided with a first driving bevel gear (13) and a second driving bevel gear (14) which are horizontally arranged, the first driving bevel gear (13) is meshed with the first bevel gear (201) and the second bevel gear (301), the second driving bevel gear (14) is meshed with the third bevel gear (401) and the fourth bevel gear (501), and the first driving bevel gear (13) and the second driving bevel gear (14) are driven by a first synchronous belt (15);
One end of the rotating shaft where the second drive bevel gear (14) is located extends out of the shell (12), a driving motor (16) is arranged at the top of the shell (12), and a driving shaft of the driving motor (16) and the rotating shaft where the second drive bevel gear (14) extends out of the shell (12) are driven by a second synchronous belt (17).
4. The mixing reaction kettle for producing organic silicon according to claim 2, wherein the first sleeve shaft (2), the second sleeve shaft (3), the third sleeve shaft (4) and the fourth sleeve shaft (5) which are positioned in the kettle body (1) are hollow pipes, and catalyst output holes (18) are formed in the side walls of the first sleeve shaft (2), the second sleeve shaft (3), the third sleeve shaft (4) and the fourth sleeve shaft (5);
The catalyst buffer box (19) is arranged at the position, close to the top, in the kettle body (1), a catalyst inlet hole (20) is formed in each of the first sleeve shaft (2), the second sleeve shaft (3), the third sleeve shaft (4) and the fourth sleeve shaft (5) in the catalyst buffer box (19), and a plurality of catalyst inlet holes (20) are positioned at the same horizontal position.
5. The mixing reaction kettle for producing organic silicon according to claim 4, wherein a catalyst inlet pipe (104) is arranged at the top of the kettle body (1), and the catalyst inlet pipe (104) penetrates through the top of the kettle body (1) and extends to the side wall of a catalyst buffer box (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421154750.XU CN222325141U (en) | 2024-05-24 | 2024-05-24 | Mixed reaction kettle for organosilicon production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421154750.XU CN222325141U (en) | 2024-05-24 | 2024-05-24 | Mixed reaction kettle for organosilicon production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222325141U true CN222325141U (en) | 2025-01-10 |
Family
ID=94134878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421154750.XU Active CN222325141U (en) | 2024-05-24 | 2024-05-24 | Mixed reaction kettle for organosilicon production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222325141U (en) |
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2024
- 2024-05-24 CN CN202421154750.XU patent/CN222325141U/en active Active
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