CN208362229U - A kind of production of chlorinated polyethylene device - Google Patents
A kind of production of chlorinated polyethylene device Download PDFInfo
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- CN208362229U CN208362229U CN201820801212.3U CN201820801212U CN208362229U CN 208362229 U CN208362229 U CN 208362229U CN 201820801212 U CN201820801212 U CN 201820801212U CN 208362229 U CN208362229 U CN 208362229U
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Abstract
The utility model discloses a kind of production of chlorinated polyethylene devices, belong to chemical equipment technical field, its structure includes slurry reaction kettle, heat-exchanger rig, to hopper and depickling separator, the heat-exchanger rig is located at slurry reaction kettle and between hopper, material in slurry reaction kettle enters after flowing through heat-exchanger rig to hopper, and the discharge port to hopper is connected to depickling separator；The heat-exchanger rig includes shell, and heat exchanging pipe is arranged in enclosure interior, and the heat exchanging pipe is made of 100 DEG C of heat resisting temperature or more of resistant material.The exemplary production of chlorinated polyethylene device of the utility model, substantially reduces the temperature fall time of material, to improve production efficiency.
Description
Technical field
The utility model belongs to chemical equipment technical field, specifically a kind of production of chlorinated polyethylene device.
Background technique
Haloflex is to be mainly used as resin through high molecular material made from chlorination substitution reaction as high density polyethylene (HDPE)
Impact modifier and synthetic rubber.The current production technology of haloflex be slurry after completion of the reaction in reaction kettle by
After 130 DEG C are naturally cooling to 90 DEG C, it is transferred to in hopper, then material continues to cool down in hopper, temperature is down to 50 DEG C
Afterwards, it is fed to separator, carries out depickling.The cooling that current production technology at least needs 2.5 hours from end of reaction to depickling
There is the shortcomings that cooling low efficiency, greatly reduce production efficiency in the time.
Summary of the invention
In order to solve above-mentioned deficiency in the prior art, it is raw that the purpose of this utility model is to provide a kind of haloflexes
Device is produced, which can shorten temperature fall time, improve production efficiency.
The utility model solves technical solution used by its technical problem are as follows:
It provides a kind of production of chlorinated polyethylene device, including slurry reaction kettle, heat-exchanger rig, separates to hopper and depickling
Device, the heat-exchanger rig are located at slurry reaction kettle and to which between hopper, it is laggard that the material in slurry reaction kettle flows through heat-exchanger rig
Enter to hopper, the discharge port to hopper is connected to depickling separator；The heat-exchanger rig includes shell, and enclosure interior setting is changed
Hot tubulation, the heat exchanging pipe are made of 100 DEG C of heat resisting temperature or more of resistant material.
Further, the heat exchanging pipe is made of carborundum tube.
Further, it is provided with reacting kettle jacketing on the outside of the slurry reaction kettle, is communicated on the reacting kettle jacketing
Cool down water inlet pipe and cooling return pipe.
Further, described to be provided on the outside of hopper to hopper collet, it is described to be communicated with cooling on hopper collet
Water inlet pipe and cooling return pipe.
Further, the water source end of the cooling water inlet pipe of the heat-exchanger rig and the water outlet for the return pipe that cools down are connected to
To heating equipment, so that the cooling water inlet pipe of heat-exchanger rig and cooling return pipe form closed cycle.
Further, the water source end of the cooling water inlet pipe of the slurry reaction kettle and the water outlet for the return pipe that cools down connect
Heating equipment is passed to, so that the cooling water inlet pipe of slurry reaction kettle and cooling return pipe form closed cycle.
Further, flow control valve is provided on the connecting pipeline between the slurry reaction kettle and heat-exchanger rig.
Further, the discharge outlet of slurry reaction kettle is arranged in the flow control valve.
Further, scavenging pipeline is arranged in the bottom of the slurry reaction kettle, the scavenging pipeline and is air-dried purification
Machine is connected to, and is provided with pressure gauge on scavenging pipeline.
Compared with prior art, the utility model has the following beneficial effects:
1, the exemplary production of chlorinated polyethylene device of the utility model, in slurry reaction kettle and to which heat exchange is arranged between hopper
Device, material after heat-exchanger rig by entering to hopper, and when flowing through heat-exchanger rig, temperature can be reduced rapidly material, greatly
Temperature fall time is shortened greatly, improves production efficiency.
2, the exemplary production of chlorinated polyethylene device of the utility model, the heat exchanging pipe of heat-exchanger rig is by carborundum tube structure
At, hydrochloric acid in haloflex slurry is concentration 26%, and temperature is 100 DEG C, with silicon carbide applied in heat exchange gradually at
Ripe, the heat-exchanger rig of carborundum tube can meet the requirement of this danger medium of haloflex in intensity and corrosion resistance,
The materials such as graphite, carbon steel before corrosion resistance, heat transfer effect and reliability are are irrealizable.
3, collet is arranged in the outside of the exemplary production of chlorinated polyethylene device of the utility model, slurry reaction kettle, further
Raising cool down efficiency, shorten temperature fall time, slurry foreshortens within 0.5 hour in the temperature fall time in slurry reaction kettle, object
Material is cooled to 50 DEG C, time of delivery about 1 hour, material was delivered to after hopper, and slurry temperature is down to 50 after heat-exchanger rig
DEG C, it can directly be fed to depickling separator, temperature fall time was foreshortened within 1.5 hours from current at least 2.5 hours, contracted
Short production cycle.
4, the exemplary production of chlorinated polyethylene device of the utility model, by the cooling water inlet pipe of reaction kettle and heat-exchanger rig and
Cool down to be formed between return pipe and heating equipment and recycle, provides heat source for heating equipment, avoid the waste of thermal energy.
5, the exemplary production of chlorinated polyethylene device of the utility model, the connection between slurry reaction kettle and heat-exchanger rig
Flow control valve is provided on pipeline, controllable slurry flows through the flow of heat-exchanger rig, reaches the best of heat transfer effect, by flow
The discharge outlet of slurry reaction kettle being precisely controlled convenient for flow is arranged in control valve.
6, scavenging pipeline is arranged in the bottom of slurry reaction kettle in the exemplary production of chlorinated polyethylene device of the utility model,
Material is purged, reaction efficiency and deacidification effect is improved, is also convenient for the cleaning of reaction kettle.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of the utility model one embodiment.
In figure: 1 slurry reaction kettle, 2 heat-exchanger rigs, 3 to hopper, 4 depickling separators.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining relevant utility model, rather than the restriction to the utility model.It further needs exist for illustrating
, part relevant to utility model is illustrated only for ease of description, in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figure 1, one embodiment of the utility model provides a kind of production of chlorinated polyethylene device, including slurry
Reaction kettle 1, heat-exchanger rig 2, to hopper 3 and depickling separator 4, the heat-exchanger rig 2 is located at slurry reaction kettle 1 and to hopper 3
Between, the material in slurry reaction kettle 1 enters after flowing through heat-exchanger rig 2 to hopper 3, and the discharge port connection to hopper 3 is de-
Acid separator 4；The heat-exchanger rig 2 includes shell, and heat exchanging pipe is arranged in enclosure interior, and the heat exchanging pipe is by heat resisting temperature
100 DEG C or more of resistant material is made.
In the present embodiment, heat exchanging pipe is made of carborundum tube.Silicon carbide heat exchange efficiency height, good corrosion resistance, and with
The maturation of silicon carbide technology makes the technology of carborundum tube so that carborundum tube can satisfy wanting for intensity and safety at present
It asks.
The outside of slurry reaction kettle 1 is provided with reacting kettle jacketing, be communicated on the reacting kettle jacketing cooling water inlet pipe and
Cool down return pipe, and the outside to hopper 3 is provided with to hopper collet, described to be communicated with cooling water inlet pipe and drop on hopper collet
Warm return pipe.
To avoid heat waste, enterprise's energy consumption, the water source end of the cooling water inlet pipe of heat-exchanger rig 2 and cooling return water are reduced
The water outlet of pipe is connected to heating equipment, so that the cooling water inlet pipe of heat-exchanger rig 2 and cooling return pipe form closed cycle.
The water source end of the cooling water inlet pipe of slurry reaction kettle 1 and the water outlet for the return pipe that cools down also are connected to heating equipment, so that material
The cooling water inlet pipe and cooling return pipe for starching reaction kettle 1 form closed cycle.
Flow control valve (not shown) is provided on connecting pipeline between slurry reaction kettle 1 and heat-exchanger rig 2.This
In embodiment, the discharge outlet of slurry reaction kettle 1 is arranged in the flow control valve.
The bottom of slurry reaction kettle 1 is arranged scavenging pipeline (not shown), the scavenging pipeline and is air-dried purification
Machine is connected to, and is provided with pressure gauge on scavenging pipeline.Gas is passed through slurry reaction kettle 1 with certain pressure, improves reaction efficiency and takes off
Sour effect is also convenient for the cleaning of reaction kettle.
In use, the slurry after reaction cools down in slurry reaction kettle 1, after being cooled to 100 DEG C by 130 DEG C in 0.5 hour,
Start for material to be delivered to by heat-exchanger rig 2 to hopper 3, material is cooled to after the heat-exchanger rig 2 of silicon carbide tubulation
50 DEG C, time of delivery about 1 hour, material was delivered to after hopper 3, temperature of charge has fallen to 50 DEG C, thus can directly to
Depickling separator 4 is fed, and without cooling down again in hopper 3, is shortened the production cycle, is improved production efficiency.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that utility model range involved in the application, however it is not limited to made of the specific combination of above-mentioned technical characteristic
Technical solution, at the same should also cover do not depart from the utility model design in the case where, by above-mentioned technical characteristic or its be equal
Feature carries out any combination and other technical solutions for being formed.Such as features described above and (but being not limited to) disclosed herein have
The technical solution for thering is the technical characteristic of similar functions to be replaced mutually and being formed.
Except for the technical features described in the specification, remaining technical characteristic is the known technology of those skilled in the art, is prominent
The innovative characteristics of the utility model out, details are not described herein for remaining technical characteristic.
Claims (9)
1. a kind of production of chlorinated polyethylene device, characterized in that including slurry reaction kettle, heat-exchanger rig, to hopper and depickling point
From device, the heat-exchanger rig is located at slurry reaction kettle and between hopper, after the material in slurry reaction kettle flows through heat-exchanger rig
Into to hopper, the discharge port to hopper is connected to depickling separator；The heat-exchanger rig includes shell, enclosure interior setting
Heat exchanging pipe, the heat exchanging pipe are made of 100 DEG C of heat resisting temperature or more of resistant material.
2. production of chlorinated polyethylene device according to claim 1, characterized in that the heat exchanging pipe is by carborundum tube structure
At.
3. production of chlorinated polyethylene device according to claim 1, characterized in that the outside of the slurry reaction kettle is arranged
There is reacting kettle jacketing, cooling water inlet pipe and cooling return pipe are communicated on the reacting kettle jacketing.
4. production of chlorinated polyethylene device according to claim 1, characterized in that it is described to be provided on the outside of hopper to
Hopper collet, it is described to be communicated with cooling water inlet pipe and cooling return pipe on hopper collet.
5. production of chlorinated polyethylene device according to claim 1, characterized in that the cooling water inlet pipe of the heat-exchanger rig
Water source end and cool down return pipe water outlet be connected to heating equipment so that the cooling water inlet pipe of heat-exchanger rig and cooling
Return pipe forms closed cycle.
6. production of chlorinated polyethylene device according to claim 3, characterized in that the cooling of the slurry reaction kettle is intake
The water source end of pipe and the water outlet for the return pipe that cools down are connected to heating equipment so that the cooling water inlet pipe of slurry reaction kettle and
The return pipe that cools down forms closed cycle.
7. production of chlorinated polyethylene device according to claim 1, characterized in that the slurry reaction kettle and heat-exchanger rig
Between connecting pipeline on be provided with flow control valve.
8. production of chlorinated polyethylene device according to claim 7, characterized in that the flow control valve is arranged in slurry
The discharge outlet of reaction kettle.
9. production of chlorinated polyethylene device according to claim 1, characterized in that the bottom of the slurry reaction kettle is arranged
Scavenging pipeline, the scavenging pipeline are connected to clearing machine is air-dried, and are provided with pressure gauge on scavenging pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820801212.3U CN208362229U (en) | 2018-05-28 | 2018-05-28 | A kind of production of chlorinated polyethylene device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820801212.3U CN208362229U (en) | 2018-05-28 | 2018-05-28 | A kind of production of chlorinated polyethylene device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208362229U true CN208362229U (en) | 2019-01-11 |
Family
ID=64930364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820801212.3U Active CN208362229U (en) | 2018-05-28 | 2018-05-28 | A kind of production of chlorinated polyethylene device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208362229U (en) |
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2018
- 2018-05-28 CN CN201820801212.3U patent/CN208362229U/en active Active
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