CN213943139U

CN213943139U - Reation kettle preheating device

Info

Publication number: CN213943139U
Application number: CN202022979250.8U
Authority: CN
Inventors: 王正
Original assignee: Beijing Tonghai Industry & Trade Co ltd
Current assignee: Beijing Tonghai Industry & Trade Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-13
Anticipated expiration: 2030-12-09

Abstract

The application discloses reation kettle preheating device, relate to reation kettle's technical field, it includes the reation kettle body and sets up the agitating unit in the reation kettle body, the cover is equipped with the dustcoat body on the reation kettle body, form a airtight region between the lateral surface of dustcoat body and reation kettle body and the bottom surface, the water service pipeline that is the spiral setting has set firmly on the lateral surface of reation kettle body, one side butt in the dustcoat body of water service pipeline dorsad reation kettle body, the setting of water service pipeline makes to form the ventilation pipe who is the spiral setting in the airtight region, the dustcoat body outside sets firmly the water supply subassembly that is used for providing hot water for the water service pipeline, the intercommunication has the drain pipe on the water service pipeline, the dustcoat body outside sets firmly the air supply subassembly that is used for providing cold wind for the ventilation pipeline, the intercommunication has the exhaust pipe on the dustcoat body, exhaust pipe department sets firmly the check valve that is used for controlling gas to the flow outside the airtight region. The method has the effects of improving the reaction rate at the initial stage of emulsion polymerization and improving the production efficiency.

Description

Reation kettle preheating device

Technical Field

The application relates to the technical field of reaction kettles, in particular to a preheating device of a reaction kettle.

Background

Emulsion polymerization has been known for over 80 years. The emulsion polymerization is a polymerization process carried out in emulsion prepared by monomer and water under the action of emulsifier, and the system mainly comprises four basic components of monomer, water, emulsifier and initiator dissolved in water. Emulsion adhesives have become one of the most important application fields of emulsion products, and representative examples thereof include acrylic emulsion, styrene-acrylic emulsion, silicone-acrylic emulsion, and the like.

When the large-scale emulsion polymerization production is started, the starting temperature is generally 25 ℃ at normal temperature, and is even lower in winter, so that the reaction rate at the initial stage of emulsion polymerization is influenced to a certain extent, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In order to improve the reaction rate at the initial stage of emulsion polymerization reaction and further improve production efficiency, the application provides a reaction kettle preheating device.

The application provides a reation kettle preheating device adopts following technical scheme:

a preheating device of a reaction kettle comprises a reaction kettle body and a stirring device arranged in the reaction kettle body, wherein an outer cover body is sleeved on the reaction kettle body, the outer cover body is arranged on the outer side surface and the bottom surface of the reaction kettle body, a sealed area is formed between the outer cover body and the outer side surface and the bottom surface of the reaction kettle body, a water pipeline in spiral arrangement is fixedly arranged on the outer side surface of the reaction kettle body, one side of the water pipeline, which faces away from the reaction kettle body, is abutted against the inner side surface of the outer cover body, the water pipeline is arranged to form a ventilation pipeline in spiral arrangement in the sealed area, a water supply assembly used for supplying hot water to the water pipeline is fixedly arranged on the outer side of the outer cover body, a drain pipe is communicated with the water pipeline and extends out of the sealed area, an air supply assembly used for supplying cold air to the ventilation pipeline is fixedly arranged on the outer side of the outer cover body, an exhaust pipe is communicated with the outer cover body, and a one-way valve used for controlling gas to flow to the outer side of the sealed area is fixedly arranged at the exhaust pipe.

By adopting the technical scheme, at the initial stage of emulsion polymerization, the water supply component supplies water to the water pipeline, so that the emulsion in the reaction kettle body is heated, the reaction rate at the initial stage of emulsion polymerization is improved, and the production efficiency is improved; simultaneously, in emulsion polymerization's middle and later stage, supply air to the ventilation pipeline through the air supply subassembly, absorb the heat of reation kettle body, be convenient for collect the storage to the emulsion that the reaction was accomplished.

Preferably, a spiral inner groove corresponding to the water pipeline is formed in the inner side surface of the outer cover body, and one side surface, back to the reaction kettle body, of the water pipeline is abutted to the inner side surface of the spiral inner groove.

By adopting the technical scheme, the arrangement of the spiral inner groove increases the sealing property between the outer cover body and the water pipeline.

Preferably, a sealing layer is fixedly arranged in the spiral inner groove, and one side of the sealing layer, which is back to the spiral inner groove, is abutted against the outer side surface of the water pipeline.

By adopting the technical scheme, the sealing layer is arranged, so that the connection tightness between the water pipeline and the outer cover body is further improved.

Preferably, the outer cover body comprises two symmetrical monomer covers which are detachably connected, and the monomer covers are connected to the reaction kettle body through bolts in a pressing mode.

Through adopting above-mentioned technical scheme, the staff of being convenient for installs and dismantles the dustcoat body.

Preferably, the two single covers are in compression connection through matching of a plurality of groups of bolt assemblies.

Through adopting above-mentioned technical scheme, realized two monomer covers between can dismantle the connection, simple structure, the operation of being convenient for.

Preferably, the water supply assembly comprises a water tank, a heating wire is fixedly arranged in the water tank, a water suction pump communicated with an inner cavity of the water tank is fixedly connected to the water tank, and one end, back to the water tank, of the water suction pump is communicated with a water pipeline through a water supply pipe.

By adopting the technical scheme, the heating wire heats the water in the water tank, the water suction pump pumps the hot water in the water tank into the water supply pipe and then flows into the water pipeline, and the water supply to the water pipeline is realized.

Preferably, one end of the drain pipe, which is back to the reaction kettle body, is communicated with the water tank.

Through adopting above-mentioned technical scheme, during water among the drain pipe flows back to the water tank, realize the reuse to water, reduced the waste to the water resource.

Preferably, the air supply assembly comprises an air suction pump, the air suction pump is communicated with the ventilation pipeline through an air supply pipe, and a cooling module used for cooling air in the air supply pipe is fixedly arranged on the air supply pipe.

Through adopting above-mentioned technical scheme, the air suction pump cools off the back with the air suction to the blast pipe in, cooling module to the air in the blast pipe, and the air flows to the ventilation pipeline on, cools off the emulsion in reation kettle body and the reation kettle body.

In summary, the present application includes at least one of the following beneficial technical effects:

1. at the initial stage of emulsion polymerization, the water supply component supplies water to the water pipeline, so that the emulsion in the reaction kettle body is heated, the reaction rate at the initial stage of emulsion polymerization is improved, and the production efficiency is improved; meanwhile, in the middle and later stages of the emulsion polymerization reaction, the ventilation pipeline is supplied with air through the air supply assembly, so that the heat of the reaction kettle body is absorbed, and the emulsion after the reaction is finished is conveniently collected and stored;

2. the arrangement of the spiral inner groove increases the sealing performance between the outer cover body and the water pipeline;

3. the air suction pump sucks air into the blast pipe, and after the cooling module cools the air in the blast pipe, the air flows to the ventilation pipeline to cool the reaction kettle body and the emulsion in the reaction kettle body.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a partial sectional view schematically showing a water passage pipe, a ventilation pipe, and a connection structure between the water passage pipe and the outer cover body in the present application.

Fig. 3 is a partial structural view showing a connection structure between two unit covers in the present application.

Fig. 4 is a schematic view showing the overall structure of the drain pipe and the connecting lug structure in the present application.

Fig. 5 is a partially enlarged schematic view of a portion of fig. 2.

Fig. 6 is a partially enlarged schematic view of a portion B in fig. 1.

Description of reference numerals: 1. a reaction kettle body; 11. a feed pipe; 12. a discharge pipe; 2. a stirring device; 21. a stirring motor; 22. a stirring shaft; 23. a stirring blade; 3. an outer cover body; 31. a single body cover; 311. a first abdicating groove; 312. a connecting plate; 313. a sealing strip; 314. connecting the support lug; 315. a second abdicating groove; 316. a third abdicating groove; 32. a bolt assembly; 321. a connecting bolt; 322. a connecting nut; 33. a helical inner groove; 331. a sealing layer; 4. a sealed area; 5. a water pipeline; 51. a drain pipe; 6. a ventilation line; 61. an exhaust duct; 7. a water supply assembly; 71. a water tank; 72. a water pump; 73. a water supply pipe; 8. an air supply assembly; 81. an air suction pump; 82. an air supply pipe; 83. and (4) air cooler.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses reation kettle preheating device.

Examples

Combine fig. 1 and fig. 2, including reation kettle body 1 and set up agitating unit 2 in reation kettle body 1, agitating unit 2 includes agitator motor 21 of fixed connection on reation kettle body 1, and agitator motor 21's output shaft stretches into in reation kettle body 1's inner chamber and coaxial being fixed with (mixing) shaft 22, and (mixing) shaft 22 extends to reation kettle body 1's inner chamber bottom, and (mixing) shaft 22 bottom fixedly connected with is used for carrying out the stirring to the emulsion stirring vane 23.

The top end of the reaction kettle body 1 is fixedly connected with a feeding pipe 11, and the inner cavity of the feeding pipe 11 is communicated with the inner cavity of the reaction kettle body 1. The bottom end of the reaction kettle body 1 is fixedly connected with a discharge pipe 12, the inner cavity of the discharge pipe 12 is communicated with the inner cavity of the reaction kettle body 1, and the discharge pipe 12 is coaxially arranged with the reaction kettle body 1.

The reaction kettle body 1 is sleeved with an outer cover body 3, the outer cover body 3 covers the outer side surface and the bottom surface of the reaction kettle body 1, and a sealed area 4 is formed between the outer cover body 3 and the outer side surface and the bottom surface of the reaction kettle body 1.

The outer cover 3 includes two single covers 31 symmetrically arranged, and two opposite end faces of the two single covers 31 are abutted to each other.

With reference to fig. 2 and 3, the middle of the end surfaces of the bottom ends of the two monomer covers 31 close to each other is respectively provided with a first abdicating groove 311, the two first abdicating grooves 311 jointly form a circular groove body matched with the discharge pipe 12, and one end of the discharge pipe 12, which is back to the reaction kettle body 1, passes through the first abdicating groove 311 and extends out of the sealed area 4. In order to increase the sealing performance between the discharge pipe 12 and the outer cover 3, a gasket is fixedly connected to the inner circumferential surface of the first relief groove 311, and the gasket abuts against the outer circumferential surface of the discharge pipe 12.

Referring to fig. 3, the two outer side surfaces of the two free ends of the cell cover 31 are respectively and fixedly connected with a connecting plate 312, and the outer side of the connecting plate 312 is a long plate arranged along the axial direction of the cell cover 31. Two opposite side walls of two adjacent connecting plates 312 of the two single covers 31 are fixedly connected with sealing strips 313 respectively, and the opposite side walls of the two sealing strips 313 are abutted and pressed. Two adjacent connecting plates 312 of two monomer covers 31 are connected through the cooperation of multiunit bolt assembly 32, and bolt assembly 32 is including wearing to locate two connecting plates 312 and two connecting bolts 321 on the sealing strip 313, and threaded connection has the coupling nut 322 that is used for compressing tightly it on two connecting plates 312 on connecting bolt 321, screws up coupling nut 322, realizes the connection between two connecting plates 312.

Referring to fig. 4, the inner side edge of the top end of the single cover 31 extends upwards to form a plurality of connecting lugs 314, the connecting lugs 314 are arranged along the circumferential direction of the single cover 31 at intervals, and the connecting lugs 314 are connected to the reaction kettle body 1 through bolts in a pressing manner, so that the connection between the single cover 31 and the reaction kettle body 1 is realized.

Referring to fig. 2 and 5, a water pipe 5 is fixedly connected to the outer circumferential surface of the reaction vessel body 1, and the water pipe 5 is spirally disposed around the reaction vessel body 1. The inner circumferential surface of the outer cover body 3 is provided with a spiral inner groove 33 corresponding to the water pipeline 5, the inner circumferential surface of the spiral inner groove 33 is fixedly connected with a sealing layer 331, and one side of the sealing layer 331, which is back to the spiral inner groove 33, abuts against the side of the water pipeline 5, which is back to the reaction kettle body 1. The water pipe 5 is arranged to divide the closed area 4 into a spiral ventilation pipe 6.

Referring to fig. 1 and 4, a water supply assembly 7 is fixedly arranged on the outer side of the outer cover 3, the water supply assembly 7 includes a water tank 71 for storing water, and a heating wire for heating water in the water tank 71 is fixedly connected to the water tank 71. A water suction pump 72 for pumping water is fixedly connected to the water tank 71, the water suction pump 72 is communicated with the inner cavity of the water tank 71, a water supply pipe 73 communicated with the water suction pump 72 is fixedly connected to one end of the water suction pump 72, which is back to the water tank 71, and one end of the water supply pipe 73, which is back to the water suction pump 72, extends into the inner cavity of the outer cover body 3 and is communicated with the water inlet end of the water pipeline 5. The water outlet end of the water pipeline 5 is fixedly connected with a water outlet pipe 51 communicated with the water pipeline, the water outlet pipe 51 extends out of the outer cover body 3, and one end of the water outlet pipe 51 extending out of the outer cover body 3 extends to be communicated with the water tank 71.

The heating wires heat the water in the water tank 71, the water suction pump 72 is turned on, the water suction pump 72 pumps the hot water in the water tank 71 into the water supply pipe 73 and then flows into the water pipeline 5, the water supply of the water pipeline 5 is realized, the heating of the emulsion in the reaction kettle body 1 and the inner cavity of the reaction kettle body is further realized, and the reaction rate of the emulsion at the initial stage of the emulsion reaction is improved. The hot water flows into the water discharge pipe 51 through the water outlet end of the water passing pipeline 5 and then flows back to the water tank 71, so that the water is recycled, and the waste of water resources is reduced.

Referring to fig. 1 and 6, the top ends of the two single covers 31 and one side of the water supply pipe 73 are respectively provided with a second yielding groove 315, the two second yielding grooves 315 jointly form a circular groove body matched with the water supply pipe 73, and the water supply pipe 73 extends into the inner cavity of the outer cover body 3 through the circular groove body. To increase the sealing performance between the water supply pipe 73 and the outer cover 3, a gasket is fixedly connected to the inner circumferential surface of the second avoiding groove 315, and the gasket abuts against the outer circumferential surface of the water supply pipe 73.

Referring to fig. 4, the third receding grooves 316 are respectively formed in the corresponding sides of the water pipes at the bottom ends of the two single covers 31, the two third receding grooves 316 jointly form a circular groove body matched with the water drainage pipe 51, and the water drainage pipe 51 extends out of the inner cavity of the outer cover body 3 through the circular groove body. To increase the sealing performance between the drain pipe 51 and the outer cover 3, a gasket is fixedly connected to the inner circumferential surface of the third recess groove 316, and the gasket abuts against the outer circumferential surface of the drain pipe 51.

Referring to fig. 1, an air supply assembly 8 is fixedly arranged on the outer side of the outer cover 3, the air supply assembly 8 includes an air suction pump 81 fixedly connected to the water tank 71, one end of the air suction pump 81 is fixedly connected to an air supply pipe 82 communicated therewith, and one end of the air supply pipe 82, which faces away from the air suction pump 81, is fixedly connected to the bottom end of one of the unit covers 31 and is communicated with the ventilation pipeline 6. A cooling module for cooling the air in the blast pipe 82 is fixedly connected to the blast pipe 82, and the cooling module is an air cooler 83. An exhaust pipe 61 communicated with the ventilation pipeline 6 is fixedly connected to the top end of one of the single body hoods 31, and a one-way valve for controlling the gas to flow to the outer side of the sealed area 4 is fixedly connected to the exhaust pipe 61. The air is sucked into the air supply pipe 82 by the air suction pump 81, and after the air in the air supply pipe 82 is cooled by the air cooler 83, the air flows into the ventilation pipeline 6, and the emulsion in the reaction kettle body 1 and the reaction kettle body 1 is cooled at the later stage of the emulsion reaction.

The implementation principle of a reation kettle preheating device of the embodiment of this application is:

at the initial stage of emulsion polymerization, the water supply component 7 supplies water to the water pipeline 5, so that the emulsion in the reaction kettle body 1 is heated, the reaction rate at the initial stage of emulsion polymerization is improved, and the production efficiency is improved; simultaneously, in emulsion polymerization's middle and later stages, supply air to ventilation pipeline 6 through air supply subassembly 8, absorb the heat of reation kettle body 1, be convenient for collect the storage to the emulsion that the reaction was accomplished.

The air is sucked into the air supply pipe 82 by the air suction pump 81, and after the air in the air supply pipe 82 is cooled by the air cooler 83, the air flows into the ventilation pipeline 6, and the emulsion in the reaction kettle body 1 and the reaction kettle body 1 is cooled at the later stage of the emulsion reaction.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a reation kettle preheating device, includes reation kettle body (1) and sets up agitating unit (2) in reation kettle body (1), its characterized in that: the outer cover body (3) is sleeved on the reaction kettle body (1), the outer cover body (3) covers the outer side face and the bottom face of the reaction kettle body (1), a sealed area (4) is formed between the outer cover body (3) and the outer side face and the bottom face of the reaction kettle body (1), a water pipeline (5) which is spirally arranged is fixedly arranged on the outer side face of the reaction kettle body (1), one side of the water pipeline (5) back to the reaction kettle body (1) is abutted to the inner side face of the outer cover body (3), the water pipeline (5) is arranged to enable a ventilation pipeline (6) which is spirally arranged to be formed in the sealed area (4), a water supply assembly (7) which is used for supplying hot water to the water pipeline (5) is fixedly arranged on the outer side of the outer cover body (3), a drain pipe (51) is communicated with the water pipeline (5), and the drain pipe (51) extends out of the sealed area (4), the utility model discloses a ventilation cover, including the outer cover body (3), the outer cover body (3) outside sets firmly and is used for providing air supply subassembly (8) of cold wind for ventilation pipeline (6), the intercommunication has exhaust pipe (61) on the outer cover body (3), exhaust pipe (61) department sets firmly and is used for controlling the check valve that gas flows to sealed region (4) outside.

2. The preheating device of the reaction kettle according to claim 1, wherein: and a spiral inner groove (33) corresponding to the water pipeline (5) is formed in the inner side surface of the outer cover body (3), and one side surface, back to the reaction kettle body (1), of the water pipeline (5) is abutted to the inner side surface of the spiral inner groove (33).

3. The preheating device of the reaction kettle according to claim 2, wherein: and a sealing layer (331) is fixedly arranged in the spiral inner groove (33), and one side of the sealing layer (331) back to the spiral inner groove (33) is abutted against the outer side surface of the water pipeline (5).

4. The preheating device of the reaction kettle according to claim 1, wherein: the outer cover body (3) comprises two symmetrical monomer covers (31), the monomer covers (31) are detachably connected, and the monomer covers (31) are connected to the reaction kettle body (1) through bolts in a pressing mode.

5. The preheating device of the reaction kettle according to claim 4, wherein: the two single covers (31) are in compression connection through the matching of a plurality of groups of bolt assemblies (32).

6. The preheating device of the reaction kettle according to claim 1, wherein: the water supply assembly (7) comprises a water tank (71), a heating wire is fixedly arranged in the water tank (71), a water suction pump (72) communicated with an inner cavity of the water tank (71) is fixedly connected to the water tank (71), and one end, back to the water tank (71), of the water suction pump (72) is communicated with the water pipeline (5) through a water supply pipe (73).

7. The preheating device of the reaction kettle according to claim 6, wherein: one end of the drain pipe (51), which is back to the reaction kettle body (1), is communicated with the water tank (71).

8. The preheating device of the reaction kettle according to claim 1, wherein: the air supply assembly (8) comprises an air suction pump (81), the air suction pump (81) is communicated with the ventilation pipeline (6) through an air supply pipe (82), and a cooling module used for cooling air in the air supply pipe (82) is fixedly arranged on the air supply pipe (82).