CN218393626U

CN218393626U - Material condensation reflux device of polymerization reactor

Info

Publication number: CN218393626U
Application number: CN202222355620.XU
Authority: CN
Inventors: 杨文波; 沈金明; 熊鹤
Original assignee: Hubei Weidun Biotechnology Co ltd
Current assignee: Hubei Weidun Biotechnology Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2023-01-31
Anticipated expiration: 2032-09-02

Abstract

The utility model relates to a reation kettle technical field specifically is a polymerization cauldron material condensation reflux unit, its backward flow efficiency that effectively improves the back flow, reduce the cost of equipment, including polymerization cauldron, polymerization cauldron's top is provided with the blast pipe, the top of blast pipe is provided with the cooling tube, the bottom of cooling tube lateral wall is provided with the inlet tube, the top of cooling tube lateral wall is provided with the drain pipe, the top of cooling tube is provided with the delivery pipe, the inside of cooling tube is provided with the back flow, the inside of back flow is provided with the several heat pipe, the inside of back flow is provided with the several fin, the heat pipe runs through the fin, and heat pipe and fin zonulae occludens, the inside of heat pipe is hollow setting, the fin is crooked setting, the material of heat pipe and fin is the metal material, the bottom and the blast pipe intercommunication of back flow, the top and the delivery pipe intercommunication of back flow.

Description

Material condensation reflux device of polymerization reactor

Technical Field

The utility model relates to a reation kettle technical field specifically is a polymerization cauldron material condensation reflux unit.

Background

As is well known, the broad understanding of a reaction kettle is that a physical or chemical reaction container is provided, and the heating, evaporation, cooling and low-speed mixing functions required by the process are realized through the structural design and parameter configuration of the container. The reaction kettle is widely applied to petroleum, chemical engineering, rubber, pesticides, dyes, medicines and foods, and is a pressure container used for completing technological processes such as vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation and the like, such as a reactor, a reaction kettle, a decomposition kettle, a polymerization kettle and the like; the material is generally carbon manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, monel, inconel) alloy and other composite materials.

The condensation reflux device of the existing polymerization reaction kettle is simple in structure, generally, a spiral reflux pipe is adopted for reflux, the reflux pipe is used for cooling gas in the reflux pipe, heat exchange is mainly carried out through the reflux pipe wall, when the reflux pipe is used for reflux, liquid flowing back can be generated on the inner wall of the reflux pipe, or a large amount of liquid drops are attached to the reflux pipe, certain heat still exists in the liquid, so that the gas can not directly contact with the reflux pipe wall, the heat exchange efficiency is low, the gas can be cooled only through the length of the prolonged reflux pipe, and the equipment cost is increased.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a polymerization cauldron material condensation reflux unit effectively improves the backward flow efficiency of back flow, reduces the cost of equipment.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a polymerization cauldron material condensation reflux unit, includes polymerization cauldron, polymerization cauldron's top is provided with the blast pipe, and the top of blast pipe is provided with the cooling tube, and the bottom of cooling tube lateral wall is provided with the inlet tube, and the top of cooling tube lateral wall is provided with the drain pipe, and the top of cooling tube is provided with the delivery pipe, and the inside of cooling tube is provided with the back flow, and the inside of back flow is provided with the several heat pipe, and the inside of back flow is provided with the several fin.

Further, the heat conduction pipe penetrates the fin, and the heat conduction pipe and the fin are tightly connected.

Further, the inside of heat pipe is hollow setting.

Furthermore, the fins are arranged in a bending mode.

Furthermore, the heat conduction pipe and the fin are made of metal materials.

Furthermore, the bottom of the return pipe is communicated with the exhaust pipe, and the top of the return pipe is communicated with the exhaust pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides a polymerization kettle material condensing reflux device possesses following beneficial effect:

this polymerization cauldron material condensation reflux unit, setting through heat pipe and fin, can fully contact with gas, need not only to carry out heat exchange through with the backward flow pipe wall, be crooked setting through the fin, area of contact that can effectual improvement and gas, be hollow setting through the heat pipe, the cooling water can circulate in the inside of heat pipe, can effectively take away the heat on the fin, effective heat exchange is carried out to the inside gas of backward flow, it can only carry out heat exchange through the backward flow pipe wall to have replaced the tradition, effectively improve the backward flow efficiency of back flow, reduce the cost of equipment.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the inside of the cooling tube according to the present invention;

FIG. 3 is a schematic top view of the return pipe of the present invention;

fig. 4 is a schematic structural view of the fin of the present invention.

In the figure: 1. a polymerization reaction kettle; 2. an exhaust pipe; 3. a cooling tube; 4. a water inlet pipe; 5. a drain pipe; 6. A discharge pipe; 7. a return pipe; 8. a heat conducting pipe; 9. and (7) a fin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model discloses a polymerization kettle material condensation reflux unit, including polymerization kettle 1, polymerization kettle 1's top is provided with blast pipe 2, arrange the inside of back flow 7 with the gas, the top of blast pipe 2 is provided with cooling tube 3, cool off back flow 7, the bottom of cooling tube 3 lateral wall is provided with inlet tube 4, pour into cooling water into to the inside of cooling tube 3, the top of cooling tube 3 lateral wall is provided with drain pipe 5, discharge the inside water of cooling tube 3, circulate the inside water of cooling tube 3, the top of cooling tube 3 is provided with delivery pipe 6, the gas that will not produce the backward flow is discharged, the inside of cooling tube 3 is provided with back flow 7, the bottom and the blast pipe 2 intercommunication of back flow 7, the top and delivery pipe 6 intercommunication of back flow 7, the gas is liquefied in the inside of back flow 7, the liquid that produces flows back to polymerization kettle 1's inside at back flow 7, the inside of heat pipe 7 is provided with several heat pipe 8, the inside of heat pipe 8 is hollow setting, the heat pipe 9 that the fin can effectively take away on the fin 9, and the fin 9 is effective heat conduction material of heat pipe and the fin 9, and the fin contact with the effective fin material of heat conduction that the heat pipe 9, and the fin contact, and the effective fin contact material of the heat exchange of the heat pipe 8, and carry out the effective fin contact with the effective fin 9, and carry out the effective fin contact of heat exchange of metal.

In summary, in the condensation and reflux device for polymerization reactor materials, when in use, the reaction is carried out in the polymerization reactor 1, cooling water is injected into the cooling pipe 3 at the water inlet pipe 4, the cooling water absorbing heat is discharged from the water outlet pipe 5, the cooling water flows in the heat conduction pipe 8 and the cooling pipe 3, gas generated in the polymerization reactor 1 enters the reflux pipe 7, the pipe wall of the reflux pipe 7, the heat conduction pipe 8 and the fins 9 exchange heat with the gas, the gas is cooled to generate liquid, the liquid flows back to the polymerization reactor 1 from the inside of the reflux pipe 7, and finally the gas which cannot be liquefied is discharged from the discharge pipe 6.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a polymerization cauldron material condensation reflux unit, includes polymerization cauldron (1), its characterized in that: the top of polymerization cauldron (1) is provided with blast pipe (2), the top of blast pipe (2) is provided with cooling tube (3), the bottom of cooling tube (3) lateral wall is provided with inlet tube (4), the top of cooling tube (3) lateral wall is provided with drain pipe (5), the top of cooling tube (3) is provided with delivery pipe (6), the inside of cooling tube (3) is provided with back flow (7), the inside of back flow (7) is provided with several heat pipe (8), the inside of back flow (7) is provided with several fin (9).

2. The polymerization kettle material condensing and refluxing device as recited in claim 1, wherein: the heat conduction pipe (8) penetrates through the fin (9), and the heat conduction pipe (8) and the fin (9) are tightly connected.

3. The polymerization kettle material condensing and refluxing device as recited in claim 1, wherein: the heat conduction pipe (8) is arranged in a hollow mode.

4. The material condensing and refluxing device for polymerization reaction kettle as claimed in claim 1, wherein: the fins (9) are arranged in a bending mode.

5. The polymerization kettle material condensing and refluxing device as recited in claim 1, wherein: the heat conduction pipes (8) and the fins (9) are made of metal.

6. The polymerization kettle material condensing and refluxing device as recited in claim 1, wherein: the bottom of the return pipe (7) is communicated with the exhaust pipe (2), and the top of the return pipe (7) is communicated with the exhaust pipe (6).