CN215963565U - Chlorinated paraffin low-temperature catalytic reaction kettle - Google Patents
Chlorinated paraffin low-temperature catalytic reaction kettle Download PDFInfo
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- CN215963565U CN215963565U CN202122252984.0U CN202122252984U CN215963565U CN 215963565 U CN215963565 U CN 215963565U CN 202122252984 U CN202122252984 U CN 202122252984U CN 215963565 U CN215963565 U CN 215963565U
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Abstract
The utility model relates to a chlorinated paraffin low-temperature catalytic reaction kettle in the technical field of chlorinated paraffin synthesis, which comprises a kettle body, wherein a cooling jacket is sleeved outside the kettle body, a stirring dispersion assembly is rotatably connected inside the kettle body, the cooling jacket is communicated with an external cooling liquid supply pipeline and a cooling liquid return pipeline, the stirring dispersion assembly is used for guiding chlorine gas into the lower part and the bottom of an inner cavity of the kettle body, a driving mechanism is used for driving the stirring dispersion assembly to efficiently stir materials in the kettle body, a side scraping plate and a bottom scraping plate are arranged on the stirring dispersion assembly, the side scraping plate is used for preventing the materials from being bonded on the side wall of the kettle body, and the bottom scraping plate is used for preventing the materials from being bonded on the bottom wall of the kettle body. The device can solve the problems that materials in the low-temperature catalytic reaction process of chlorinated paraffin are adhered to walls and the bottom of the chlorinated paraffin is not uniformly stirred, can eliminate the phenomenon of color deepening caused by material decomposition due to high temperature, and is favorable for improving the processing quality of products.
Description
Technical Field
The utility model belongs to the technical field of chlorinated paraffin synthesis, and particularly relates to a chlorinated paraffin low-temperature catalytic reaction kettle.
Background
The chlorinated paraffin is a chlorinated derivative of paraffin, has the advantages of low volatility, flame retardance, good electrical insulation, low price and the like, and can be used as a flame retardant and a polyvinyl chloride plasticizer aid. It can be widely used for producing cable material, floor material, hose, artificial leather, rubber and other products. The chlorinated paraffin is a chlorinated paraffin mixture prepared by chlorination reaction of liquid paraffin containing 95% of straight-chain normal paraffin serving as a raw material. For avoid the product to lead to the material to decompose and take place the phenomenon of color deepening because of high temperature, need prepare through low temperature catalytic reaction device, and current low temperature catalytic reaction device exists the material and glues the wall and stir inhomogeneous problem in bottom, easily takes place to lead to the material to decompose and take place the phenomenon of color deepening because of high temperature, influences product processingquality, for this reason, needs to improve urgently.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the chlorinated paraffin low-temperature catalytic reaction kettle comprises a kettle body with an arc-shaped bottom, wherein the top of the kettle body is provided with a driving mechanism, a feeding port, an exhaust port, an auxiliary agent adding port and a material level observation window, the bottom of the kettle body is provided with supporting legs and a discharging port, stop valves are respectively arranged on the feed inlet, the exhaust port, the additive adding port and the discharge port, a cooling jacket is sleeved outside the kettle body, a stirring dispersion assembly is rotatably connected inside the kettle body, the cooling jacket is communicated with an external cooling liquid supply pipeline and a cooling liquid return pipeline, the stirring dispersion assembly is used for guiding chlorine gas into the lower part and the bottom of the inner cavity of the kettle body, the driving mechanism is used for driving the stirring dispersion assembly to efficiently stir the materials in the kettle body, the stirring dispersion assembly is provided with a side scraper and a bottom scraper, the side scraper is used for preventing materials from bonding on the side wall of the kettle body, and the bottom scraper is used for preventing materials from bonding on the bottom wall of the kettle body.
Preferably, the stirring dispersion assembly comprises a rotary dispersion pipe and a first supporting seat, the upper end of the rotary dispersion pipe is rotatably and hermetically connected with the top of the kettle body, the lower end of the rotary dispersion pipe is arranged on the first supporting seat in a penetrating way and is rotatably connected with the first supporting seat, a plurality of chlorine dispersion holes are uniformly distributed on the side wall of the lower part of the rotary dispersion pipe, a chlorine discharge port is arranged at the bottom of the rotary dispersion pipe, the chlorine dispersion holes and the chlorine discharge port are respectively communicated with the inner cavity of the rotary dispersion pipe, the first supporting seat is fixed above a discharge port through a first supporting rod, the top end of the rotary dispersion pipe is rotatably and hermetically connected with a chlorine supply pipeline through a rotary joint, a stop valve is arranged on the chlorine supply pipeline, the rotary dispersion pipe is provided with a driven wheel close to the rotary joint end sleeve, a driving mechanism is in transmission connection with the driven wheel, and a plurality of groups of arc-shaped stirring blades are symmetrically arranged on the two sides of the middle part of the rotary dispersion pipe, the tail end of a plurality of groups of arc-shaped stirring pieces positioned on the same side of the rotary dispersion pipe is connected onto a side scraping plate, the side scraping plate is matched with the side wall of the kettle body, and a gap of 2-3 mm is reserved between the side scraping plate and the side wall of the kettle body.
Preferably, the lower part of the rotating dispersion pipe is coaxially sleeved with a horizontal bevel gear, two sides of the horizontal bevel gear are respectively engaged and connected with a vertical bevel gear, the centers of the two vertical bevel gears are respectively and fixedly provided with a rotating shaft in a penetrating way, one ends of the two rotating shafts, far away from the rotating dispersion pipe, are respectively and rotatably connected with the inner wall of the kettle body on the corresponding side, and one end of each rotating shaft close to the corresponding vertical bevel gear is rotatably connected with a second supporting seat, the second supporting seat is fixed on the inner wall of the kettle body through a second supporting rod, two sides of each rotating shaft are respectively and correspondingly connected with a plurality of stirring rods, the tail ends of the stirring rods positioned at the same side of the rotating shaft are connected on a bottom scraper blade, the bottom scraper blade is matched with the arc-shaped bottom of the kettle body, and a clearance of 2-3 mm is reserved between the bottom scraper and the arc bottom, and the bottom scraper and the arc stirring sheet do not interfere with each other.
Preferably, the driving mechanism comprises a speed reducing motor arranged at the top of the kettle body, a driving wheel is arranged at the upper end of an output shaft of the speed reducing motor, and the driving wheel is in transmission connection with a driven wheel through a conveying belt.
Preferably, the top of the kettle body is further provided with a temperature sensor and a pressure sensor, a control panel is arranged outside the side wall of the cooling jacket, and the temperature sensor, the pressure sensor and the speed reduction motor are respectively electrically connected with the control panel.
Preferably, the model of the temperature sensor is PT100, and the model of the pressure sensor is PT 124G-210.
The utility model also comprises other devices or components which can ensure that the chlorinated paraffin low-temperature catalytic reaction kettle convenient to replace can be normally used, and the devices or components are conventional technical means in the field; in addition, the devices and components which are not limited in the utility model adopt the conventional technical means in the field, for example, the material level observation window adopts a high-temperature resistant and high-temperature resistant transparent observation window.
The working principle of the utility model is that raw material liquefied paraffin is added into a kettle body through a charging opening, auxiliary agents are added into the kettle body through the auxiliary agent adding opening in stages, pressure relief operation can be carried out on the kettle body through an exhaust opening, pressure in the kettle body is rapidly adjusted, reaction temperature of the kettle body can be efficiently adjusted through a cooling jacket, chlorine can be guided to the lower part and the bottom of the kettle body through a stirring dispersion assembly, sufficient reaction between the chlorine and the liquefied paraffin is facilitated, simultaneously, the material at the bottom of the kettle body has the function of sweeping and dispersing, the material in the kettle body is efficiently stirred through a driving mechanism driving the stirring dispersion assembly, efficient flowing and mixing of the material are realized, uniformity of material reaction temperature is improved, the inner side wall and the inner bottom wall of the kettle body can be cleaned in time in the reaction process through a side scraper blade and a bottom scraper blade, avoiding the material from sticking to the wall.
Compared with the prior art, the utility model has the following beneficial effects: the device can solve the problems that materials in the low-temperature catalytic reaction process of chlorinated paraffin are adhered to walls and the bottom of the chlorinated paraffin is not uniformly stirred, can eliminate the phenomenon of color deepening caused by material decomposition due to high temperature, and is favorable for improving the processing quality of products.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention in the embodiment.
Fig. 2 is an enlarged schematic view of the structure of the G-section in fig. 1.
Fig. 3 is an enlarged schematic view of the H-section structure in fig. 1.
Detailed Description
The present invention will be described more clearly with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention. All other embodiments, which can be obtained by those skilled in the art without any inventive step based on the embodiments of the present invention, should be included in the scope of the present invention.
Examples
As shown in fig. 1 to 3, the chlorinated paraffin low-temperature catalytic reaction kettle provided by the utility model comprises a kettle body 1 with an arc bottom, wherein the top of the kettle body 1 is provided with a driving mechanism, a feed inlet 2, an exhaust port 3, an auxiliary agent adding port 4 and a material level observation window 5, the bottom of the kettle body is provided with a support leg 6 and a discharge port 7, the feed inlet 2, the exhaust port 3, the auxiliary agent adding port 4 and the discharge port 7 are respectively provided with a stop valve, the kettle body 1 is externally sleeved with a cooling jacket 8, the interior of the kettle body is rotatably connected with a stirring dispersion assembly, the cooling jacket 8 is communicated with an external cooling liquid supply pipeline 9 and a cooling liquid return pipeline 10, the stirring dispersion assembly is used for guiding chlorine gas into the lower part and the bottom of an inner cavity of the kettle body 1, the driving mechanism is used for driving the stirring dispersion assembly to efficiently stir materials in the kettle body 1, and the stirring dispersion assembly is provided with a side scraper 11 and a bottom scraper 12, side scraper 11 is used for preventing the material from bonding on the lateral wall of cauldron body 1, bottom scraper 12 is used for preventing the material from bonding on the diapire of cauldron body 1.
The stirring dispersion assembly comprises a rotary dispersion pipe 13 and a first supporting seat 14, the upper end of the rotary dispersion pipe 13 is rotatably and hermetically connected with the top of the kettle body 1, the lower end of the rotary dispersion pipe is arranged on the first supporting seat 14 in a penetrating way and is rotatably connected with the first supporting seat 14, a plurality of chlorine dispersion holes 15 are uniformly distributed on the side wall of the lower part of the rotary dispersion pipe 13, a chlorine discharge port is arranged at the bottom of the rotary dispersion pipe, the chlorine dispersion holes 15 and the chlorine discharge port are respectively communicated with the inner cavity of the rotary dispersion pipe 13, the first supporting seat 14 is fixed above the discharge port 7 through a first supporting rod, the top end of the rotary dispersion pipe 13 is rotatably and hermetically connected with a chlorine supply pipeline 17 through a rotary joint 16, a stop valve is arranged on the chlorine supply pipeline 17, the rotary dispersion pipe 13 is sleeved with a driven wheel 18 close to the rotary joint 16, and a driving mechanism is in transmission connection with the driven wheel 18, the middle part bilateral symmetry of rotatory dispersion pipe 13 is provided with multiunit arc stirring piece 19, lies in rotatory dispersion pipe 13 with the end-to-end connection of multiunit arc stirring piece 19 of one side on a side scraper blade 11, side scraper blade 11 and cauldron body 1's lateral wall phase-match, and leave the clearance that is equipped with 2mm between the lateral wall with cauldron body 1.
A horizontal bevel gear 20 is coaxially sleeved at the lower part of the rotary dispersion pipe 13, two sides of the horizontal bevel gear 20 are respectively connected with a vertical bevel gear 21 in a meshing manner, a rotating shaft 22 is respectively fixedly penetrated through the centers of the two vertical bevel gears 21, one end of each rotating shaft 22 far away from the rotary dispersion pipe 13 is respectively connected to the inner wall of the kettle body 1 at the corresponding side in a rotating manner, one end of each rotating shaft 22 close to the corresponding vertical bevel gear 21 is rotatably connected with a second supporting seat 23, the second supporting seat 23 is fixed on the inner wall of the kettle body 1 through a second supporting rod (not shown in the figure), two sides of each rotating shaft 22 are respectively connected with a plurality of stirring rods 24 in a corresponding manner, the tail ends of the plurality of stirring rods 24 positioned at the same side of the rotating shaft 22 are connected to a bottom scraper 12, and the bottom scraper 12 is matched with the arc-shaped bottom of the kettle body 1, and a gap 2 is reserved between the bottom scraping plate 12 and the arc-shaped bottom, and the bottom scraping plate 12 and the arc-shaped stirring sheet 19 do not interfere with each other.
The driving mechanism comprises a speed reducing motor 25 arranged at the top of the kettle body 1, a driving wheel 26 is arranged at the upper end of an output shaft of the speed reducing motor 25, and the driving wheel 26 is in transmission connection with the driven wheel 18 through a conveying belt 27. The top of the kettle body 1 is further provided with a temperature sensor 28 and a pressure sensor 29, a control panel 30 is arranged outside the side wall of the cooling jacket 8, and the temperature sensor 28, the pressure sensor 29 and the speed reduction motor 25 are respectively and electrically connected with the control panel 30. The temperature sensor 28 is of the type PT100, and the pressure sensor 29 is of the type PT 124G-210.
The working principle of the utility model is that raw material liquefied paraffin is added into a kettle body 1 through a feed inlet 2, auxiliary agent is added into the kettle body 1 through an auxiliary agent adding port 4 in stages, pressure relief operation can be carried out on the kettle body 1 through an exhaust port 7, pressure in the kettle body 1 is quickly adjusted, reaction temperature of the kettle body 1 can be efficiently adjusted through a cooling jacket 8, chlorine can be guided to the lower part and the bottom of the kettle body 1 through a stirring dispersion assembly, so that the chlorine and the liquefied paraffin are fully reacted, materials at the bottom of the kettle body 1 are swept and dispersed, the stirring dispersion assembly is driven by a driving mechanism to efficiently stir the materials in the kettle body 1, efficient flowing and mixing of the materials are realized, uniformity of material reaction temperature is improved, the inner side wall and the inner bottom wall of the kettle body 1 can be timely cleaned through a side scraper 11 and a bottom scraper 12 in a reaction process, avoiding the material from sticking to the wall.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (6)
1. Chlorinated paraffin low temperature catalytic reaction cauldron, including the cauldron body that is equipped with the arc end, cauldron body top is equipped with actuating mechanism, charge door, gas vent, auxiliary agent and adds mouth and material level observation window, and the bottom is equipped with landing leg and bin outlet, be equipped with stop valve, its characterized in that on charge door, gas vent, the auxiliary agent adds mouth and the bin outlet respectively: the outer cover of cauldron body is equipped with cooling jacket, and inside rotation is connected with stirring dispersion subassembly, cooling jacket and outside coolant liquid supply line and coolant liquid return line communicate mutually, stirring dispersion subassembly is used for leading-in cauldron body inner chamber's lower part and bottom with chlorine, actuating mechanism is used for driving stirring dispersion subassembly and carries out high-efficient stirring to this internal material of cauldron, be provided with side scraper blade and end scraper blade on the stirring dispersion subassembly, the side scraper blade is used for preventing the material from bonding on the lateral wall of cauldron body, end scraper blade is used for preventing the material from bonding on the diapire of cauldron body.
2. The chlorinated paraffin low-temperature catalytic reaction kettle according to claim 1, characterized in that: the stirring dispersion assembly comprises a rotary dispersion pipe and a first supporting seat, the upper end of the rotary dispersion pipe is rotated and hermetically connected with the top of the kettle body, the lower end of the rotary dispersion pipe is arranged on the first supporting seat in a penetrating way and is rotationally connected with the first supporting seat, a plurality of chlorine dispersion holes are uniformly distributed on the side wall of the lower part of the rotary dispersion pipe, the bottom of the rotary dispersion pipe is provided with a chlorine discharge port, the chlorine dispersion holes and the chlorine discharge port are respectively communicated with the inner cavity of the rotary dispersion pipe, the first supporting seat is fixed above the discharge port through a first supporting rod, the top end of the rotary dispersion pipe is rotated and hermetically connected with a chlorine supply pipeline through a rotary joint, a stop valve is arranged on the chlorine supply pipeline, the rotary dispersion pipe is close to the rotary joint end sleeve and is provided with a driven wheel, a driving mechanism is in transmission connection with the driven wheel, and a plurality of groups of arc-shaped stirring pieces are symmetrically arranged on the two sides of the middle part of the rotary dispersion pipe, the tail end of a plurality of groups of arc-shaped stirring pieces positioned on the same side of the rotary dispersion pipe is connected onto a side scraping plate, the side scraping plate is matched with the side wall of the kettle body, and a gap of 2-3 mm is reserved between the side scraping plate and the side wall of the kettle body.
3. The chlorinated paraffin low-temperature catalytic reaction kettle according to claim 2, characterized in that: the lower part of the rotary dispersion pipe is coaxially sleeved with a horizontal bevel gear, two sides of the horizontal bevel gear are respectively engaged and connected with a vertical bevel gear, the centers of the two vertical bevel gears are respectively and fixedly penetrated with a rotating shaft, one ends of the two rotating shafts far away from the rotary dispersion pipe are respectively and rotatably connected with the inner wall of the kettle body on the corresponding side, and one end of each rotating shaft close to the corresponding vertical bevel gear is rotatably connected with a second supporting seat, the second supporting seat is fixed on the inner wall of the kettle body through a second supporting rod, two sides of each rotating shaft are respectively and correspondingly connected with a plurality of stirring rods, the tail ends of the stirring rods positioned at the same side of the rotating shaft are connected on a bottom scraper blade, the bottom scraper blade is matched with the arc-shaped bottom of the kettle body, and a clearance of 2-3 mm is reserved between the bottom scraper and the arc bottom, and the bottom scraper and the arc stirring sheet do not interfere with each other.
4. The chlorinated paraffin low-temperature catalytic reaction kettle according to claim 2 or 3, characterized in that: the driving mechanism comprises a speed reducing motor arranged at the top of the kettle body, a driving wheel is arranged at the upper end of an output shaft of the speed reducing motor, and the driving wheel is in transmission connection with a driven wheel through a conveying belt.
5. The chlorinated paraffin low-temperature catalytic reaction kettle according to claim 4, wherein: the top of cauldron body still is provided with temperature sensor and pressure sensor, the lateral wall of cooling jacket is equipped with control panel outward, temperature sensor, pressure sensor and gear motor are connected with control panel electricity respectively.
6. The chlorinated paraffin low-temperature catalytic reaction kettle according to claim 5, characterized in that: the model of the temperature sensor is PT100, and the model of the pressure sensor is PT 124G-210.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122252984.0U CN215963565U (en) | 2021-09-15 | 2021-09-15 | Chlorinated paraffin low-temperature catalytic reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122252984.0U CN215963565U (en) | 2021-09-15 | 2021-09-15 | Chlorinated paraffin low-temperature catalytic reaction kettle |
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| Publication Number | Publication Date |
|---|---|
| CN215963565U true CN215963565U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122252984.0U Active CN215963565U (en) | 2021-09-15 | 2021-09-15 | Chlorinated paraffin low-temperature catalytic reaction kettle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534626A (en) * | 2022-03-09 | 2022-05-27 | 福建福豆新材料有限公司 | High-purity silicon tetrafluoride cracking reactor |
| CN114682205A (en) * | 2022-06-01 | 2022-07-01 | 诸城泰盛化工股份有限公司 | Chlorination cauldron bottom agitating unit |
| CN116870822A (en) * | 2023-09-08 | 2023-10-13 | 丹阳市助剂化工厂有限公司 | Automatic light supplementing type chlorinated paraffin synthesis kettle with constant temperature and constant pressure control function |
| CN117138727A (en) * | 2023-10-27 | 2023-12-01 | 华大化学集团有限公司 | Catalytic device for chemical production |
-
2021
- 2021-09-15 CN CN202122252984.0U patent/CN215963565U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534626A (en) * | 2022-03-09 | 2022-05-27 | 福建福豆新材料有限公司 | High-purity silicon tetrafluoride cracking reactor |
| CN114682205A (en) * | 2022-06-01 | 2022-07-01 | 诸城泰盛化工股份有限公司 | Chlorination cauldron bottom agitating unit |
| CN116870822A (en) * | 2023-09-08 | 2023-10-13 | 丹阳市助剂化工厂有限公司 | Automatic light supplementing type chlorinated paraffin synthesis kettle with constant temperature and constant pressure control function |
| CN117138727A (en) * | 2023-10-27 | 2023-12-01 | 华大化学集团有限公司 | Catalytic device for chemical production |
| CN117138727B (en) * | 2023-10-27 | 2024-01-12 | 华大化学集团有限公司 | Catalytic device for chemical production |
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