CN218795849U - Chlorinated reaction kettle for chlorinated polyethylene production - Google Patents
Chlorinated reaction kettle for chlorinated polyethylene production Download PDFInfo
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- CN218795849U CN218795849U CN202223379631.8U CN202223379631U CN218795849U CN 218795849 U CN218795849 U CN 218795849U CN 202223379631 U CN202223379631 U CN 202223379631U CN 218795849 U CN218795849 U CN 218795849U
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- kettle
- kettle body
- main flow
- pipe
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- 239000004709 Chlorinated polyethylene Substances 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 title abstract description 23
- 238000005660 chlorination reaction Methods 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000003756 stirring Methods 0.000 description 5
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model discloses a chlorination reaction kettle for chlorinated polyethylene production, which comprises a kettle body, wherein a bladeless wind wheel is arranged in the kettle body, and the upper end of the kettle body is provided with a feed inlet and an exhaust pipe; the feeding port is positioned at one side in the kettle body and is connected with a main flow distributor through a connecting flange, the main flow distributor is provided with a main flow path and a bypass flow path which is in distributed circulation at the lower end of the main flow path, and a bypass flow dividing port is formed in the bypass flow path; the exhaust pipe is communicated with an exhaust slow flow pipe, and the other end of the exhaust slow flow pipe is communicated with a heat exchanger for exchanging heat inside the kettle body; the utility model discloses a no leaf wind wheel makes the liquid stream steady, effectively reduces the impurity deposit, is favorable to increasing reation kettle's life-span, reduces impact force and pressure more balanced when mainstream expert distributor increases feed efficiency for the beginning link pressure stability of material reaction, heat-conduction is even, improves the cauldron body and is heated the lag, and the circulation that slowly stagnates of exhaust unhurried flow pipe, and then makes heat exchanger recycling pressure gas, environmental protection and high efficiency.
Description
Technical Field
The utility model relates to a chlorination reation kettle especially relates to a chlorination reation kettle is used in chlorinated polyethylene production.
Background
The chlorination reaction is an exothermic reaction, in the field of chlorinated polyethylene production chlorination, a traditional reaction kettle directly feeds materials through a feeding hole or a guide pipe, the feeding flow is uneven, the impact on a kettle body is large, the initial pressure of the chlorination reaction heat release is increased instantly, but the reaction kettle has the condition of thermal lag, so that the reaction process is low in efficiency, the pressure release at a discharge port is directly influenced by uneven cooling and heating, the problem of frying the kettle is easily caused, the average service life of the reaction kettle is low, the economic benefit is poor, impurities are easily accumulated in the stirring mode of the traditional reaction kettle, and the service life and the reaction efficiency of the reaction kettle are influenced;
therefore, the chlorination reaction kettle for producing chlorinated polyethylene is required, the feeding is uniform, the initial pressure is low, the pressure relief and slow retardation in the reaction are stable, impurities are not easy to accumulate, and the service life of the reaction kettle is long.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a chlorination reaction kettle for producing chlorinated polyethylene.
In order to solve the technical problem, the utility model discloses a technical scheme is: the device comprises an integrally formed kettle body, wherein a bladeless wind wheel driven by a motor is arranged in the kettle body, and a feed inlet and an exhaust pipe which are communicated with the inner side and the outer side of the kettle body are arranged at the upper end of the kettle body;
the feeding hole is connected with a main flow distributor extending into the kettle body, the main flow distributor is provided with a main flow path and a bypass flow path which dispersedly circulates at the lower end of the main flow path, and a bypass flow dividing port is formed in the bypass flow path;
the exhaust pipe is communicated with an exhaust slow flow pipe towards one end far away from the kettle body, and the other end of the exhaust slow flow pipe is communicated with a heat exchanger for carrying out heat exchange on the interior of the kettle body.
Furthermore, the main flow passage and the bypass flow passage are perpendicular to each other, a flow dividing part is formed at the joint of the main flow passage and the bypass flow passage, a multi-stage communication flow passage which vertically corresponds to the main flow passage is formed at the lower end of the flow dividing part, and a secondary flow distributor which is stacked with the main flow distributor is connected downwards to the multi-stage communication flow passage.
Furthermore, the number of the bypass flow paths is several, when the number of the bypass flow paths is two, the two bypass flow paths are symmetrically arranged at two sides of the lower end of the main flow path, and an included angle between the two bypass flow paths is 180 degrees.
Furthermore, a plurality of slow flow partition plates which are staggered and spaced at two sides are arranged on the inner wall of the exhaust slow flow pipe, and an S-shaped circulation path is formed inside the exhaust slow flow pipe through the slow flow partition plates.
Furthermore, the number of the exhaust slow flow pipes is a plurality of, the plurality of exhaust slow flow pipes surround the heat exchanger to form a spiral disc and a squat shape, and the exhaust slow flow pipes are further provided with pressure release valves.
Furthermore, a bladeless wind wheel built-in groove is formed in the side wall of the periphery of the bottom of the kettle body, a bladeless wind wheel located in the center of the kettle body is arranged in the bladeless wind wheel built-in groove, and a discharge hole is formed in the bottom of the kettle body.
Further, the outside of the bottom of the kettle body is wrapped with a cooling jacket.
Further, the feed inlet is located the flange top interconnect that the inside flange of cauldron body and mainstream logical distributor upper portion set up.
The utility model discloses a chlorinated reation kettle is used in chlorinated polyethylene production, use bladeless wind wheel to replace traditional blade stirring, make the liquid stream react steadily high-efficiently, and effectively reduce the impurity deposit, be favorable to increasing reation kettle's life-span, the setting up of mainstream logical distributor makes the feeding entry increase, reduce the impact force and make pressure more balanced when increasing feed efficiency, make the initial link pressure stability of material reaction, heat-conduction is even, can not produce local exothermic reaction acutely, improve the hysteresis condition of cauldron body being heated, the slow flow tube of exhausting carries out sluggish circulation to hot gas pressure, and through heat exchanger circulation use pressure gas, environmental protection and high efficiency.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a sectional view of the lower half part of the kettle body.
Fig. 3 is a schematic view of the exhaust pipe, the exhaust buffer pipe and the related components of the present invention.
Fig. 4 is a sectional view of the exhaust slow flow pipe of the present invention.
Fig. 5 is a schematic structural view of the main flow distributor of the present invention.
Fig. 6 is a bottom view of the main flow distributor of the present invention.
In the figure: 1. a kettle body; 2. a motor; 3. a bladeless fan; 4. an exhaust pipe; 5. an exhaust slow flow pipe; 6. a slow flow partition plate; 7. a heat exchanger; 8. a feed inlet; 9. a main flow distributor; 10. a main flow path; 11. a bypass flow path; 12. a flow dividing section; 13. a multistage communication flow path; 14. a bypass flow-dividing port; 15. a flange top; 16. a cooling jacket; 17. the bladeless wheel is internally provided with a groove; 18. a discharge port; 19. a connecting flange; 20. a secondary flow-through distributor; 21. and (4) releasing the valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a chlorinated polyethylene production is with chlorination reation kettle, it includes integrated into one piece's the cauldron body 1, and the inside of the cauldron body 1 is provided with through motor 2 driven bladeless wind wheel 3, and the upper end of the cauldron body 1 is equipped with feed inlet 8 and blast pipe 4 of the inside and outside both sides of the intercommunication cauldron body 1, and is specific:
referring to fig. 2, a bladeless wind wheel built-in groove 17 is formed on the side wall of the kettle body 1 close to the bottom, a bladeless wind wheel 3 located in the center of the kettle body 1 is arranged in the bladeless wind wheel built-in groove 17, the opening direction of a hollow portion of the bladeless wind wheel 3 corresponds to the length direction of the kettle body 1, and a discharge port 18 is further formed in the bottom of the kettle body 1, in addition, a cooling jacket 16 wraps the bottom of the kettle body 1, and the bladeless wind wheel 3 replaces blade stirring in a traditional reaction kettle, so that the utility model discloses material stirring in the kettle body 1 is more stable and uniform, so that chlorination reaction is more efficient, and stable vortex flow is formed by liquid flow, uneven impact of fluid on the kettle body 1 is reduced, the service life of the reaction kettle is prolonged, and the bladeless wind wheel 3 is arranged at the bottom, so that the vortex flow is formed from the bottom to the top, and the deposition of impurities is effectively reduced at the bottom of the kettle body 1, and the service life of the reaction kettle is further prolonged.
Referring to fig. 1 to 6, as shown together, a connecting flange 19 of the feed port 8 located at one side inside the autoclave body 1 is connected to a flange top 15 provided at an upper portion of a main flow channel distributor 9 extending into the autoclave body 1, so that the main flow channel distributor 9 is connected to the feed port 8 in a circulating manner, then, the main flow channel distributor 9 is formed with a main flow channel 10 and bypass flow channels 11 distributed and circulating at a lower end of the main flow channel 10, the number of the bypass flow channels 11 is several, when the number of the bypass flow channels 11 is two, the two bypass flow channels are symmetrically arranged at two sides of the lower end of the main flow channel 10, an included angle between the two bypass flow channels is 180 °, and when the number of the bypass flow channels 11 is four, the four bypass flow channels extend at the lower end of the main flow channel 10 in a direction away from the main flow channel 10 and form an included angle of 90 ° with each other.
The main flow path 10 and the bypass flow path 11 are both hollow tubular structures capable of flowing materials, the main flow path 10 and the bypass flow path 11 are mutually vertical, and a shunting part 12 is formed at the joint of the main flow path 10 and the bypass flow path 11;
a multi-stage communication flow path 13 vertically corresponding to the main flow path 10 is formed at the lower end of the flow dividing part 12, the flow dividing part 12 has a multi-stage flow dividing effect, the multi-stage communication flow path 13 is downwards connected with an auxiliary flow divider 20 stacked with the main flow divider 9, flow dividing channels are further increased, a plurality of auxiliary flow dividers can be arranged as required in the actual use process to form multi-stage flow connection, in addition, a bypass flow dividing port 14 is formed at the lower end surface of the bypass flow path 11, namely, one side of the bypass flow dividing port 14 faces the bottom of the kettle 1, the number of the bypass flow dividing ports 14 is a plurality, and the plurality of bypass flow dividing ports 14 are arranged at intervals in an array shape;
the arrangement of main flow distributor 9, side flow distributor 20 and multistage side flow distributor effectively balances the feeding flow rate of materials, so that the pressure of the initial step of material reaction is stable, the heat conduction is uniform, the local exothermic reaction is not generated violently, and the condition that the kettle body 1 is heated and lagged is improved.
Referring to fig. 3-4, an exhaust gas slow flow pipe 5 is connected to one end of the exhaust pipe 4 away from the autoclave body 1, a plurality of slow flow partition plates 6 staggered and spaced at both sides are arranged on the inner wall of the exhaust gas slow flow pipe 5, and an S-shaped circulation path is formed inside the exhaust gas slow flow pipe 5 through the slow flow partition plates 6. It should be noted that, the number of the exhaust gas slow flow pipes 5 is a plurality, and the plurality of exhaust gas slow flow pipes surround the heat exchanger 7 to form a spiral disc shape, in addition, a pressure relief valve 21 is further arranged on the exhaust gas slow flow pipe 5, and the other end of the exhaust gas slow flow pipe 5 is connected to the heat exchanger 7 for heat exchange inside the autoclave body 1, so that the exothermic pressure generated during the chlorination reaction is slowly circulated through the exhaust gas slow flow pipe 5 via the exhaust gas slow flow pipe 4, and then a part of the hot gas pressure is released to the outside at the pressure relief valve 21, and the other part of the hot gas pressure is cooled via the heat exchanger 7 and then enters the autoclave body 1 again for reaction, thereby achieving the effects of gas circulation and high efficiency.
Therefore, the utility model discloses a chlorination reation kettle is used in chlorinated polyethylene production, use bladeless wind wheel 3 to replace traditional blade stirring, make the liquid stream react steadily high-efficiently, and effectively reduce impurity deposition, be favorable to increasing reation kettle's life-span, setting up of mainstream flow distributor 9 makes the feeding entry increase, reduce the impact force and make pressure more balanced when increasing feed efficiency, make the initial link pressure stability of material reaction, heat-conduction is even, can not produce local exothermic reaction acutely, improve the condition that cauldron body 1 is heated lagged, exhaust unhurried current pipe 5 carries out sluggish circulation to hot gas pressure, and through 7 recycling pressure gas of heat exchanger, environmental protection and high efficiency.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a chlorinated polyethylene production is with chlorination reation kettle, it includes integrated into one piece's cauldron body (1), its characterized in that: a bladeless wind wheel (3) driven by a motor (2) is arranged inside the kettle body (1), and a feed inlet (8) and an exhaust pipe (4) which are communicated with the inner side and the outer side of the kettle body (1) are arranged at the upper end of the kettle body (1);
the feed inlet (8) is connected with a main flow distributor (9) extending into the kettle body (1), the main flow distributor (9) is provided with a main flow path (10) and bypass flow paths (11) which are distributed and circulated at the lower ends of the main flow path (10), and the bypass flow paths (11) are provided with bypass branch ports (14);
exhaust pipe (4) to keeping away from cauldron body (1) one end intercommunication have exhaust unhurried current pipe (5), and the other end intercommunication of exhaust unhurried current pipe (5) has carries out heat exchanger (7) of heat exchange to cauldron body (1) inside.
2. The chlorination reaction kettle for producing chlorinated polyethylene according to claim 1, wherein: the main flow passage (10) and the bypass flow passage (11) are perpendicular to each other, a flow dividing part (12) is formed at the joint of the main flow passage and the bypass flow passage, a multi-stage communication flow passage (13) vertically corresponding to the main flow passage (10) is formed at the lower end of the flow dividing part (12), and a secondary flow distributor (20) stacked with the main flow distributor (9) is connected to the multi-stage communication flow passage (13) downwards.
3. The chlorination reaction kettle for producing chlorinated polyethylene according to claim 1, wherein: the number of the bypass flow paths (11) is a plurality, when the number of the bypass flow paths (11) is two, the two bypass flow paths are symmetrically arranged at two sides of the lower end of the main flow path (10), and an included angle between the two bypass flow paths is 180 degrees.
4. The chlorination reaction kettle for producing chlorinated polyethylene according to claim 1, wherein: a plurality of slow flow partition plates (6) which are staggered and spaced at two sides are arranged on the inner wall of the exhaust slow flow pipe (5), and an S-shaped circulation path is formed inside the exhaust slow flow pipe (5) through the slow flow partition plates (6).
5. The chlorination reaction kettle for producing chlorinated polyethylene according to claim 4, wherein: the quantity of exhaust unhurried current pipe (5) is a plurality of, and a plurality of exhaust unhurried current pipe encircles heat exchanger (7) and forms the spiral disk around and crouches the form, still is provided with relief valve (21) on exhaust unhurried current pipe (5).
6. The chlorination reaction kettle for producing chlorinated polyethylene according to claim 1, wherein: the side wall around the bottom of the kettle body (1) is provided with a bladeless wind wheel built-in groove (17), a bladeless wind wheel (3) positioned in the center of the kettle body (1) is arranged in the bladeless wind wheel built-in groove (17), and the bottom of the kettle body (1) is further provided with a discharge hole (18).
7. The chlorination reaction kettle for producing chlorinated polyethylene according to claim 6, wherein: and a cooling jacket (16) is wrapped at the outer side of the bottom of the kettle body (1).
8. The chlorination reaction kettle for producing chlorinated polyethylene according to claim 1, wherein: the feed inlet (8) is located inside flange (19) of cauldron body (1) and flange top (15) interconnect that mainstream logical distributor (9) upper portion set up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223379631.8U CN218795849U (en) | 2022-12-16 | 2022-12-16 | Chlorinated reaction kettle for chlorinated polyethylene production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223379631.8U CN218795849U (en) | 2022-12-16 | 2022-12-16 | Chlorinated reaction kettle for chlorinated polyethylene production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218795849U true CN218795849U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223379631.8U Active CN218795849U (en) | 2022-12-16 | 2022-12-16 | Chlorinated reaction kettle for chlorinated polyethylene production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218795849U (en) |
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2022
- 2022-12-16 CN CN202223379631.8U patent/CN218795849U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A chlorination reaction kettle for the production of chlorinated polyethylene Effective date of registration: 20231228 Granted publication date: 20230407 Pledgee: Shandong Yutai Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Qitai New Materials Co.,Ltd. Registration number: Y2023980075236 |