Reaction kettle with heat exchange system, control method and adhesive thereof

Abstract

The invention discloses a reaction kettle with a heat exchange system, a control method and an adhesive thereof, the reaction kettle comprises a reaction kettle body, and the reaction kettle body comprises a movable interval stirring assembly arranged in the reaction kettle body; the fixed interval stirring assembly and the movable interval stirring assembly are arranged in a staggered manner and are arranged in the reaction kettle body; the outer heat exchange coil assembly wraps the side wall of the reaction kettle body; the double-snakelike heat exchange tube assembly is arranged in the reaction kettle body and can penetrate through a gap between the movable interval stirring assembly and the fixed interval stirring assembly; the multiple annular pipes are evenly distributed along the path of the double-snake-shaped heat exchange pipe assembly, and the interiors of the annular pipes communicate with the interior of the double-snake-shaped heat exchange pipe assembly; the rotary transfer conveying assembly is arranged between the double-snake-shaped heat exchange tube assembly and the reaction kettle body; and the stirring assembly is arranged between the movable interval stirring assembly and the double-snake-shaped heat exchange pipe assembly, and the processing quality of the adhesive is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of adhesive production equipment, in particular to a reaction kettle with a heat exchange system, a control method and an adhesive. BACKGROUND

[0002] In the production process of adhesives, the reaction kettle is one of the key equipment, and its performance directly affects the quality and production efficiency of adhesives. In the preparation process of adhesives, the material often needs to be fully stirred to ensure uniform reaction, and the reaction temperature needs to be accurately controlled, which puts higher requirements on the stirring system and heat exchange system of the reaction kettle.

[0003] The existing adhesive preparation reaction kettle has some shortcomings. In terms of stirring, the traditional stirring structure often cannot achieve sufficient mixing of the material, and is prone to have stirring dead angles, which leads to uneven material reaction and affects the performance of the adhesive. In terms of heat exchange, the existing heat exchange system has low heat exchange efficiency and low temperature control precision, and when the material viscosity is high, the heat exchange effect is even worse, which cannot meet the strict requirements on temperature in the adhesive preparation process. In addition, the existing reaction kettle has deficiencies in the cooperative work of the stirring assembly and the heat exchange assembly, and it is difficult to achieve efficient cooperation of the two, which further affects the production efficiency and product quality.

[0004] Therefore, an adhesive preparation reaction kettle with efficient stirring and excellent heat exchange performance is needed to solve the problems existing in the prior art.

[0005] Therefore, the existing adhesive production equipment technology field needs to be further improved. SUMMARY

[0006] The purpose of the present application is to provide an adhesive preparation reaction kettle with a heat exchange system and a control method thereof to solve the problems raised in the background art.

[0007] In order to achieve the above purpose, the present application adopts the following scheme:

[0008] An adhesive preparation reaction kettle with a heat exchange system, comprising a reaction kettle body, comprising: a movable interval stirring assembly arranged in the reaction kettle body;

[0009] A fixed interval stirring assembly is arranged in the reaction kettle body in a staggered manner with the movable interval stirring assembly;

[0010] An outer heat exchange coil assembly is arranged on the side wall of the reaction kettle body;

[0011] A double-spiral heat exchange pipe assembly is arranged in the reaction kettle body and can pass through the gap between the movable interval stirring assembly and the fixed interval stirring assembly;

[0012] A plurality of ring pipes, which are evenly distributed along the path of the double-spiral heat exchange pipe assembly, are in communication with the inside of the double-spiral heat exchange pipe assembly;

[0013] A rotating transfer assembly is arranged between the double-spiral heat exchange pipe assembly and the reaction kettle body;

[0014] A reverse differential transmission assembly is arranged between the movable interval stirring assembly and the double-spiral heat exchange pipe assembly.

[0015] Further, the movable interval stirring assembly comprises a driving motor arranged at the upper end of the reaction kettle body, and a stirring main shaft is coaxially arranged at the output end of the driving motor, and a plurality of movable stirring blade groups are evenly distributed around the circumference of the stirring main shaft.

[0016] The movable stirring blade group comprises a plurality of movable stirring blades arranged at intervals along the axial direction of the stirring main shaft.

[0017] Further, the fixed interval stirring assembly comprises a plurality of fixed stirring blade groups evenly distributed in the reaction kettle body around the center of the reaction kettle body.

[0018] The fixed stirring blade group comprises a plurality of fixed stirring blades arranged at intervals along the vertical direction of the reaction kettle body.

[0019] The plurality of fixed stirring blades and the plurality of movable stirring blades are arranged at intervals in the height direction.

[0020] Further, the outer heat exchange coil assembly comprises a ring-shaped hollow portion arranged on the shell of the reaction kettle body, and a spiral coil is installed in the ring-shaped hollow portion, and the spiral coil is provided with an input end at one end and an output end at the other end.

[0021] The inner surface of the ring-shaped hollow portion is provided with a metal-based coating for strengthening heat conduction, and the outer surface is provided with an organic thermal insulation coating for strengthening heat insulation effect.

[0022] Further, the double-spiral heat exchange pipe assembly comprises two symmetrical spiral heat exchange pipes arranged left and right, and the upper ends of the two spiral heat exchange pipes are provided with an upper connecting pipe, and the middle part of the upper connecting pipe is provided with a ring pipe for the stirring main shaft to pass through.

[0023] Further, the rotating transfer assembly comprises a fixed circular plate arranged at the lower end of the reactor body, the outer wall of the fixed circular plate is provided with an annular shallow groove and an annular deep groove, the annular shallow groove and the annular deep groove are arranged in an upper and lower spaced manner, the side wall of the reactor body is provided with a heat exchange medium inlet and a heat exchange medium outlet, the heat exchange medium inlet is in communication with the annular shallow groove, the heat exchange medium outlet is in communication with the annular deep groove, the upper surface of the fixed circular plate is provided with an outer ring groove and an inner ring groove, a plurality of first connecting holes are arranged between the outer ring groove and the annular shallow groove for communication, a plurality of second connecting holes are arranged between the inner ring groove and the annular deep groove for communication, the outer side of the outer ring groove and the inner ring groove is respectively rotatably provided with an outer annular sealing shell and an inner annular sealing shell, the lower ends of the two serpentine heat exchange pipes are respectively connected with the outer annular sealing shell and the inner annular sealing shell, and are respectively communicated to the outer ring groove and the inner ring groove.

[0024] Further, the reverse differential transmission assembly comprises an annular member arranged at the upper end of the double serpentine heat exchange pipe assembly, the inner wall of the annular member is provided with a variable speed gear, the outer wall of the stirring main shaft is provided with a driving gear, and the inner wall of the reactor body is provided with a reversing gear at the upper end, the reversing gear is arranged between the variable speed gear and the driving gear and is in meshing relationship therebetween.

[0025] Further, the hollow inner wall of the annular pipe is provided with a spiral flow guide protrusion, the spiral flow guide protrusion extends in a spiral shape along the axial direction of the annular pipe, and the spiral direction is consistent with the rotation direction of the movable interval stirring assembly.

[0026] The surface of the spiral flow guide protrusion is covered with a nano ceramic coating.

[0027] Further, the fixed stirring blade in the fixed interval stirring assembly is in communication with the outer heat exchange coil assembly and delivers the heat exchange medium to the inside of the fixed stirring blade, and the fixed stirring blade is made of a heat conductive material.

[0028] A control method for the adhesive preparation reactor with a heat exchange system, comprising the following steps:

[0029] S1, multi-parameter real-time sensing: at least three groups of temperature sensors are arranged at different height positions in the reactor body, two groups of viscosity sensors are arranged at the gap between the movable stirring blade and the fixed stirring blade, and flow sensors and pressure sensors are arranged at the input end and the output end of the outer heat exchange coil assembly respectively, so as to collect the temperature, viscosity, flow and pressure data of the material in the reactor in real time;

[0030] S2, data fusion processing: the data collected in S1 is transmitted to the intelligent control terminal, the control terminal is built-in adhesive reaction kinetics model, the temperature fluctuation rate, the viscosity change gradient and the heat exchange medium parameters are fused and analyzed through the neural network algorithm, and the optimization control parameters of the current reaction stage are generated;

[0031] S3, dynamic adjustment execution: according to the optimization control parameters generated in S2, the control terminal sends adjustment instructions to the main motor of the movable interval stirring assembly, the driving unit of the double-snake heat exchange pipe assembly and the medium conveying pump of the outer heat exchange coil assembly respectively;

[0032] An adhesive is prepared by using the adhesive preparation reaction kettle with the heat exchange system.

[0033] In summary, the present application has the following advantages over the prior art:

[0034] The present application solves the problems in the prior art of adhesive production equipment technology. The present application has the following advantages: the movable interval stirring assembly and the fixed interval stirring assembly are arranged in a staggered manner and rotate in opposite directions under the action of the reverse differential transmission assembly, which can fully stir the material, reduce the stirring dead angle, improve the uniformity of the material mixture, and facilitate the full reaction of the adhesive; the outer heat exchange coil assembly, the double-snake heat exchange pipe assembly and the ring pipe form a multiple heat exchange structure, which can fully and efficiently exchange heat with the material; the design of the ring pipe allows the adhesive to better adhere to the inner wall of the ring pipe for heat exchange; the rotating adapter conveying assembly ensures that the external heat exchange medium can be stably conveyed to the continuously rotating double-snake heat exchange pipe assembly; the reverse differential transmission assembly realizes the reverse differential rotation of the movable interval stirring assembly and the double-snake heat exchange pipe assembly, so that the stirring system and the heat exchange system can work efficiently and cooperatively, improving the production efficiency and product quality; the intelligent control method can accurately control the reaction process through real-time multi-parameter sensing, data fusion processing, dynamic adjustment execution and closed-loop feedback correction, ensuring that the reaction is carried out under suitable temperature and stirring conditions, and further improving the quality stability of the adhesive. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 is a perspective view of the present application;

[0036] Figure 2 is a front view of the present application;

[0037] Figure 3 is a front view of the present application Figure 2 is a sectional view along line A-A;

[0038] Figure 4 is a front view of the present application Figure 2 is a sectional view along line B-B;

[0039] Figure 5 For the present invention Figure 2 Sectional view along the line C-C;

[0040] Figure 6 For the internal structure of the present invention schematic diagram;

[0041] Figure 7 For the present invention Figure 6 The local enlarged view at D;

[0042] Figure 8 For the present invention parts schematic diagram one;

[0043] Figure 9 For the present invention parts schematic diagram two;

[0044] Figure 10 For the present invention parts schematic diagram three;

[0045] Figure 11 For the present invention reactor structure schematic diagram. DETAILED DESCRIPTION

[0046] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0047] Please refer to Figures 1-11 , the present application provides a kind of adhesive preparation reactor with heat exchange system, including reactor body 1, comprising:

[0048] Movable interval stirring assembly 2 is arranged in the reactor body 1;

[0049] Fixed interval stirring assembly 3 is arranged in the reactor body 1 with the movable interval stirring assembly 2 staggered;

[0050] Outer heat exchange coil assembly 4 is arranged in the side wall of the reactor body 1;

[0051] Double serpentine heat exchange pipe assembly 5 is arranged in the reactor body 1, and can pass through the gap between the movable interval stirring assembly 2 and the fixed interval stirring assembly 3;

[0052] A plurality of annular pipes 6 are uniformly distributed along the path of the double serpentine heat exchange pipe assembly 5, and the inside of the annular pipe 6 is in communication with the inside of the double serpentine heat exchange pipe assembly 5, the middle hole of the annular pipe 6 is arranged towards the rotating direction of the movable interval stirring assembly 2, the inside of the annular pipe 6 is also hollow and in communication with the inside of the double serpentine heat exchange pipe assembly 5, the heat exchange medium enters the annular pipe 6, and when the annular pipe 6 rotates, the adhesive is extruded into the hole of the annular pipe 6, and better adheres to the inner wall of the annular pipe 6 for heat exchange;

[0053] A rotating adapter conveying assembly 7 is arranged between the double serpentine heat exchange pipe assembly 5 and the reaction kettle body 1, and is used for conveying external heat exchange medium into the inside of the double serpentine heat exchange pipe assembly 5 in a rotating state;

[0054] A reverse differential transmission assembly 8 is arranged between the movable interval stirring assembly 2 and the double serpentine heat exchange pipe assembly 5, and is used for controlling the reverse rotation of the movable interval stirring assembly 2 and the double serpentine heat exchange pipe assembly 5 and keeping differential rotation between the two;

[0055] In the reaction kettle body 1, the movable interval stirring assembly 2 and the fixed interval stirring assembly 3 are misaligned to stir the material, the outer heat exchange coil assembly 4, the double serpentine heat exchange pipe assembly 5 and the annular pipe 6 form a multiple heat exchange structure, the annular pipe 6 uses the rotation of the movable interval stirring assembly 2 to extrude the adhesive into the hole to enhance the heat exchange, the rotating adapter conveying assembly 7 realizes the conveying of the heat exchange medium of the double serpentine heat exchange pipe assembly 5 in a rotating state, and the reverse differential transmission assembly 8 controls the reverse differential rotation of the two, and improves the stirring and heat exchange efficiency.

[0056] The movable interval stirring assembly 2 comprises a driving motor 201 arranged at the upper end of the reaction kettle body 1, a stirring main shaft 202 is coaxially arranged at the output end of the driving motor 201, and a plurality of movable stirring blade groups 203 are uniformly distributed around the circumference of the stirring main shaft 202.

[0057] The movable stirring blade group 203 comprises a plurality of movable stirring blades 2031 arranged in the axial direction of the stirring main shaft 202, the driving motor 201 drives the rotation of the stirring main shaft 202, drives the rotation of the movable stirring blade group 203 uniformly distributed in the circumference, the movable stirring blades 2031 are arranged in the axial direction of the main shaft, and the stirring of the material is realized.

[0058] The fixed interval stirring assembly 3 comprises a plurality of fixed stirring blade groups 301 uniformly distributed in the circumference of the center of the reaction kettle body 1 in the reaction kettle body 1.

[0059] The fixed stirring blade group 301 comprises a plurality of fixed stirring blades 3011 arranged in the vertical direction of the reaction kettle body 1.

[0060] The plurality of fixed stirring blades 3011 and the plurality of movable stirring blades 2031 are arranged in a staggered manner along the height direction; the fixed stirring blade groups 301 of the fixed interval stirring assembly 3 are uniformly distributed in the reactor body 1, the fixed stirring blades 3011 are arranged in a vertical interval, and are staggered in height with the movable stirring blades 2031; when the movable stirring blades 2031 rotate, the fixed stirring blades 3011 and the movable stirring blades 2031 form shearing mixing, thereby enhancing the stirring effect.

[0061] The outer heat exchange coil assembly 4 comprises a ring-shaped hollow part 401 arranged on the shell of the reactor body 1, a spiral coil 402 is arranged in the ring-shaped hollow part 401, one end of the spiral coil 402 is provided with an input end 403, and the other end is provided with an output end 404.

[0062] The inner side surface of the ring-shaped hollow part 401 is provided with a metal-based coating for enhancing heat conduction, and the outer side surface is provided with an organic thermal insulation coating for enhancing heat insulation effect; the spiral coil 402 of the outer heat exchange coil assembly 4 is arranged in the ring-shaped hollow part 401, the inner side metal-based coating 405 enhances heat conduction, and the outer side organic thermal insulation coating 406 reduces heat dissipation; heat exchange is realized through the medium conveyed by the input end 403 and the output end 404 of the spiral coil 402.

[0063] The double-spiral heat exchange pipe assembly 5 comprises two symmetrical spiral heat exchange pipes 501, and an upper connecting pipe 502 is arranged at the upper end of the two spiral heat exchange pipes 501; a ring-shaped pipe 503 is arranged in the middle of the upper connecting pipe 502 for the stirring shaft 202 to pass through.

[0064] When the double-spiral heat exchange pipe assembly 5 rotates clockwise, the movable interval stirring assembly 2 rotates counterclockwise, and rotates through the fixed interval stirring assembly 3 in a staggered manner, thereby improving the stirring effect; the two spiral heat exchange pipes 501 of the double-spiral heat exchange pipe assembly 5 are arranged in a symmetrical manner, the ring-shaped pipe 503 of the upper connecting pipe 502 is arranged for the stirring shaft 202 to pass through; when the double-spiral heat exchange pipe assembly 5 rotates clockwise, the movable interval stirring assembly 2 rotates counterclockwise, and rotates through the fixed interval stirring assembly 3 in a staggered manner, thereby improving the stirring effect.

[0065] The rotating transfer assembly 7 comprises a fixed circular plate 700 arranged at the lower end of the reactor body 1, the circumferential outer wall of the fixed circular plate 700 is provided with an annular shallow groove 701 and an annular deep groove 702, the annular shallow groove 701 and the annular deep groove 702 are arranged in an upper and lower interval, the side wall of the reactor body 1 is provided with a heat exchange medium inlet 703 and a heat exchange medium outlet 704, the heat exchange medium inlet 703 and the annular shallow groove 701 are arranged in communication, the heat exchange medium outlet 704 and the annular deep groove 702 are arranged in communication, the upper surface of the fixed circular plate 700 is provided with an outer ring groove 705 and an inner ring groove 706, a plurality of first connecting holes 707 are arranged between the outer ring groove 705 and the annular shallow groove 701 for communication, a plurality of second connecting holes 708 are arranged between the inner ring groove 706 and the annular deep groove 702 for communication, the outer side of the outer ring groove 705 and the inner ring groove 706 is respectively rotatably provided with an outer ring type sealing shell 709 and an inner ring type sealing shell 710, the lower ends of the two serpentine heat exchange pipes 501 are respectively connected with the outer ring type sealing shell 709 and the inner ring type sealing shell 710 and are respectively communicated to the outer ring groove 705 and the inner ring groove 706, the heat exchange medium enters from the heat exchange medium inlet 703 and is discharged from the heat exchange medium outlet 704, the entering heat exchange medium first enters the annular shallow groove 701 and then enters the outer ring groove 705, at this time, the outer ring type sealing shell 709 and the inner ring type sealing shell 710 are in a continuous rotating state, and the outer ring type sealing shell 709 and the inner ring type sealing shell 710 are always kept in communication with the outer ring groove 705 and the inner ring groove 706 in the rotating state, so that the internal heat exchange medium is kept circulating and transported from the outside through the rotating transfer assembly 7 and the double serpentine heat exchange pipe assembly 5; in the rotating transfer assembly 7, the heat exchange medium enters the annular shallow groove 701 from the inlet 703, passes through the first connecting hole 707 to the outer ring groove 705, enters the serpentine heat exchange pipe 501, then enters the inner ring groove 706, passes through the second connecting hole 708 to the annular deep groove 702, and is discharged from the outlet 704; the rotating outer ring type sealing shell 709 and the inner ring type sealing shell 710 ensure continuous transportation of the medium during rotation.

[0066] The reverse differential transmission assembly 8 comprises an annular part 801 arranged at the upper end of the double serpentine heat exchange pipe assembly 5, the inner wall of the annular part 801 is provided with a variable speed gear 802, the outer wall of the stirring main shaft 202 is provided with a driving gear 803, and the inner wall of the reactor body 1 is provided with a reversing gear 804 at the upper end, the reversing gear 804 is arranged between the variable speed gear 802 and the driving gear 803 and is adjacent to each other for meshing; in the reverse differential transmission assembly 8, the driving gear 803 rotates with the stirring main shaft 202, the variable speed gear 802 of the annular part 801 is driven through the reversing gear 804, so that the double serpentine heat exchange pipe assembly 5 and the movable interval stirring assembly 2 rotate in reverse differential.

[0067] The hollow inner wall of the ring pipe 6 is provided with a spiral flow guide protrusion, which extends spirally along the axial direction of the ring pipe 6, and the spiral direction is consistent with the rotation direction of the movable interval stirring assembly 2.

[0068] The surface of the spiral flow guide protrusion is covered with a nano ceramic coating, the porosity of the nano ceramic coating is 30% to 40%, and the pores are filled with a phase change energy storage material; the spiral flow guide protrusion of the inner wall of the ring pipe 6 extends in the rotation direction of the movable interval stirring assembly 2, guiding the material flow; the surface nano ceramic coating enhances heat conduction.

[0069] The fixed stirring blade 3011 in the fixed interval stirring assembly 3 is in communication between the fixed stirring blade 3011 and the outer heat exchange coil assembly 4, and the heat exchange medium is delivered to the inside of the fixed stirring blade 3011, and the fixed stirring blade 3011 is made of heat conductive material; the fixed stirring blade 3011 is in communication with the outer heat exchange coil assembly 4, the heat exchange medium enters the inside thereof, and the characteristics of the heat conductive material are utilized to enhance the heat exchange of the material.

[0070] The present application also provides a control method for the adhesive preparation reaction kettle with a heat exchange system of the above-mentioned embodiments, comprising the following steps:

[0071] S1, multi-parameter real-time sensing: at least three groups of temperature sensors 901 are arranged at different height positions in the reaction kettle body 1, two groups of viscosity sensors 902 are arranged at the gap between the movable stirring blade 2031 and the fixed stirring blade 3011, and flow sensors 903 and pressure sensors 904 are arranged at the input end 403 and the output end 404 of the outer heat exchange coil assembly 4 respectively, so as to collect the temperature, viscosity and flow and pressure data of the reaction kettle in real time;

[0072] S2, data fusion processing: the data collected in S1 is transmitted to the intelligent control terminal 905, the adhesive reaction kinetics model is built in the control terminal, the temperature fluctuation rate, the viscosity change gradient and the heat exchange medium parameters are analyzed by the neural network algorithm, and the optimized control parameters of the current reaction stage are generated;

[0073] S3, dynamic adjustment execution: according to the optimized control parameters generated by S2, the control terminal 905 sends adjustment instructions to the main motor 201 of the movable interval stirring assembly 2, the drive unit of the double-spiral heat exchange pipe assembly 5 and the medium conveying pump 906 of the outer heat exchange coil assembly 4.

[0074] The present application also provides an adhesive prepared by the adhesive preparation reaction kettle with a heat exchange system of the above-mentioned embodiments. For specific description of the reaction kettle, please refer to the above-mentioned embodiments, which will not be repeated here.

[0075] The above shows and describes the basic principles and main features of the present application and the advantages of the present application, and those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application, and various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An adhesive preparation reactor with a heat exchange system, comprising a reactor body (1), characterized in that, The utility model relates to a reaction kettle, which comprises: a movable interval stirring assembly (2) arranged in the reaction kettle body (1); a fixed interval stirring assembly (3) arranged in the reaction kettle body (1) and staggered with the movable interval stirring assembly (2); an outer heat exchange coil assembly (4) arranged on the side wall of the reaction kettle body (1); a double-snake heat exchange pipe assembly (5) arranged in the reaction kettle body (1) and capable of passing through the gap between the movable interval stirring assembly (2) and the fixed interval stirring assembly (3); a plurality of ring pipes (6) evenly distributed along the path of the double-snake heat exchange pipe assembly (5), the inside of the ring pipes (6) being in communication with the inside of the double-snake heat exchange pipe assembly (5); a rotary transfer assembly (7) arranged between the double-snake heat exchange pipe assembly (5) and the reaction kettle body (1); a reverse differential transmission assembly (8) arranged between the movable interval stirring assembly (2) and the double-snake heat exchange pipe assembly (5).

2. The adhesive preparation reaction kettle with heat exchange system according to claim 1, characterized in that: The movable interval stirring assembly (2) comprises a driving motor (201) arranged at the upper end of the reaction kettle body (1), the output end of the driving motor (201) being coaxially connected with a stirring main shaft (202), and a plurality of movable stirring blade groups (203) being evenly distributed around the circumference of the stirring main shaft (202). The movable stirring blade group (203) comprises a plurality of movable stirring blades (2031) arranged at intervals along the axial direction of the stirring main shaft (202).

3. The adhesive preparation reaction kettle with heat exchange system according to claim 2, characterized in that: The fixed interval stirring assembly (3) comprises a plurality of fixed stirring blade groups (301) evenly distributed around the center of the reaction kettle body (1) and arranged in the reaction kettle body (1). The fixed stirring blade group (301) comprises a plurality of fixed stirring blades (3011) arranged at intervals along the vertical direction of the reaction kettle body (1). The plurality of fixed stirring blades (3011) and the plurality of movable stirring blades (2031) are arranged at intervals along the height direction.

4. The adhesive preparation reaction kettle with heat exchange system according to claim 3, characterized in that: The outer heat exchange coil assembly (4) comprises a ring-shaped hollow part (401) arranged on the shell of the reaction kettle body (1), a spiral coil (402) being arranged in the ring-shaped hollow part (401), one end of the spiral coil (402) being provided with an input end (403), and the other end being provided with an output end (404). The inside surface of the ring-shaped hollow part (401) is provided with a metal-based coating (405) for strengthening the heat conduction, and the outside surface is provided with an organic thermal insulation coating (406) for strengthening the heat insulation effect. The double-snake heat exchange pipe assembly (5) comprises two symmetrical snake heat exchange pipes (501), the upper ends of the two snake heat exchange pipes (501) being provided with an upper connecting pipe (502), and the middle part of the upper connecting pipe (502) being provided with a ring pipe (503) for the stirring main shaft (202) to pass through.

5. The adhesive preparation reaction kettle with heat exchange system according to claim 4, characterized in that: The rotating transfer assembly (7) comprises a fixed circular plate (700) arranged at the lower end of the reactor body (1), the circumferential outer wall of the fixed circular plate (700) is provided with an annular shallow groove (701) and an annular deep groove (702), the annular shallow groove (701) and the annular deep groove (702) are arranged in an upper and lower spaced manner, the side wall of the reactor body (1) is provided with a heat exchange medium inlet (703) and a heat exchange medium outlet (704), the heat exchange medium inlet (703) is arranged in communication with the annular shallow groove (701), the heat exchange medium outlet (704) is arranged in communication with the annular deep groove (702), the upper surface of the fixed circular plate (700) is provided with an outer ring groove (705) and an inner ring groove (706), a plurality of first connecting holes (707) are arranged between the outer ring groove (705) and the annular shallow groove (701) for communication, a plurality of second connecting holes (708) are arranged between the inner ring groove (706) and the annular deep groove (702) for communication, the outer side of the outer ring groove (705) and the inner ring groove (706) is rotatably provided with an outer annular sealing shell (709) and an inner annular sealing shell (710) respectively, the lower ends of the two serpentine heat exchange pipes (501) are connected with the outer annular sealing shell (709) and the inner annular sealing shell (710) respectively, and are communicated to the outer ring groove (705) and the inner ring groove (706) respectively.

6. The adhesive preparation reaction kettle with heat exchange system according to claim 5, characterized in that: The reverse differential transmission assembly (8) comprises an annular member (801) arranged at the upper end of the double serpentine heat exchange pipe assembly (5), the inner wall of the annular member (801) is provided with a variable speed gear (802), the outer wall of the stirring main shaft (202) is provided with a driving gear (803), the inner wall of the reactor body (1) is provided with a reversing gear (804) at the upper end, the reversing gear (804) is arranged between the variable speed gear (802) and the driving gear (803) and is adjacent to each other for meshing.

7. The adhesive preparation reaction kettle with heat exchange system according to claim 6, characterized in that: The hollow inner wall of the annular pipe (6) is provided with a spiral flow guide protrusion, the spiral flow guide protrusion extends in a spiral shape along the axial direction of the annular pipe (6), and the spiral direction is consistent with the rotation direction of the movable interval stirring assembly (2); the surface of the spiral flow guide protrusion is covered with a nano ceramic coating.

8. The adhesive preparation reaction kettle with heat exchange system according to claim 7, characterized in that: The fixed stirring blade (3011) in the fixed interval stirring assembly (3) is arranged in communication with the outer heat exchange coil assembly (4), and the heat exchange medium is delivered to the inside of the fixed stirring blade (3011), and the fixed stirring blade (3011) is made of a heat conductive material.

9. A control method for the adhesive preparation reactor with a heat exchange system according to any one of claims 1 to 8, characterized in that, The method comprises the following steps: S1, multi-parameter real-time sensing: at least three groups of temperature sensors (901) are arranged at different height positions in the reactor body (1), two groups of viscosity sensors (902) are arranged at the gap between the movable stirring blade (2031) and the fixed stirring blade (3011), a flow sensor (903) and a pressure sensor (904) are arranged at the input end (403) and the output end (404) of the outer heat exchange coil assembly (4) respectively, and the temperature, viscosity, flow and pressure data of the material in the reactor are collected in real time; S2, data fusion processing: the data collected in S1 is transmitted to the intelligent control terminal (905), the control terminal is built-in adhesive reaction kinetics model, the temperature fluctuation rate, the viscosity change gradient and the heat transfer medium parameters are analyzed by the neural network algorithm, and the optimization control parameters of the current reaction stage are generated; S3, dynamic adjustment execution: according to the optimization control parameters generated in S2, the control terminal (905) sends adjustment instructions to the main motor (201) of the active interval stirring assembly (2), the driving unit of the double snake heat exchange pipe assembly (5) and the medium conveying pump (906) of the outer heat exchange coil assembly (4) respectively.

10. An adhesive characterized by: The adhesive preparation reaction kettle with the heat exchange system as claimed in any one of claims 1-8 is prepared. The adhesive preparation reaction kettle with the heat exchange system as claimed in any one of claims 1-8 is prepared.

Images