Chloroprene pipeline continuous polymerization device and full-automatic intelligent control system

Abstract

The invention relates to the technical field of polymer mixing equipment, in particular to a chloroprene pipeline continuous polymerization device and a full-automatic intelligent control system. Comprising a first polymerization pipeline and a second polymerization pipeline which are arranged in parallel, a liquid inlet three-way pipe is arranged on one side of the first polymerization pipeline and one side of the second polymerization pipeline, a liquid outlet three-way pipe is arranged on the other side of the first polymerization pipeline and the other side of the second polymerization pipeline, and switch valves are arranged at the ends of the liquid inlet three-way pipe and the liquid outlet three-way pipe respectively; a first pump body is arranged between the liquid inlet three-way pipe and the first polymerization pipeline, a second pump body is arranged between the liquid inlet three-way pipe and the second polymerization pipeline, and the first pump body and the second pump body adopt bidirectional driving pumps; a plurality of mixing units are arranged on the first polymerization pipeline and the second polymerization pipeline at intervals, and the mixing units are used for stirring, mixing and exchanging heat of the emulsion; the technical problem of how to realize mixing of materials in the polymerization pipeline is solved.

Description

Technical Field

[0001] The present invention relates to the technical field of polymer polymerization equipment, and specifically to a chloroprene pipeline continuous polymerization device and a full-automatic intelligent control system. Background Art

[0002] At present, the emulsion polymerization of chloroprene is achieved through precise control of polymerization depth, temperature, gel amount, conversion rate, etc. The production technology is divided into continuous emulsion polymerization and intermittent emulsion polymerization; intermittent emulsion polymerization is divided into three stages, namely material preparation, metering and emulsification. After the preliminary emulsified material enters the polymerization kettle, the initiator is added separately and the temperature is controlled to initiate polymerization. After reaching the predetermined polymerization depth, the terminator is added to terminate the polymerization; continuous polymerization is from adding materials (adding initiators after emulsification of the auxiliary agent solution) to entering the polymerization kettle, and after passing through multiple polymerization kettles in series, the required polymerization depth can be achieved.

[0003] A Chinese patent with authorization announcement number CN202401003U discloses a pipeline mixing device for polymer feeding; by setting up a mixing pipeline, the mixing effect of the materials is improved and the conversion rate in the initial stage of the reaction is improved; the above-mentioned equipment only passively mixes the materials when the materials flow through the pipeline, and the material mixing effect is poor;.

[0004] Therefore, the problem existing in the prior art is: how to improve the production efficiency of materials in the polymerization pipeline. Summary of the invention

[0005] The invention provides a chloroprene pipeline continuous polymerization device and a fully automatic intelligent control system, aiming to solve the problem of how to improve the production efficiency of materials in a polymerization pipeline.

[0006] The technical solution used in the present invention is as follows: The first aspect of the present application provides a chloroprene pipeline continuous polymerization device, comprising a first polymerization pipeline and a second polymerization pipeline arranged in parallel, wherein a liquid inlet tee is provided on one side of the first polymerization pipeline and the second polymerization pipeline, and a liquid outlet tee is provided on the other side of the first polymerization pipeline and the second polymerization pipeline, and switch valves are provided at the ends of the liquid inlet tee and the liquid outlet tee respectively; a first pump body is provided between the liquid inlet tee and the first polymerization pipeline, and a second pump body is provided between the liquid inlet tee and the second polymerization pipeline, and the first pump body and the second pump body adopt bidirectional drive pumps; a plurality of mixing units are provided at intervals on the first polymerization pipeline and the second polymerization pipeline, and the mixing units are used to stir, mix and exchange heat for the emulsion.

[0007] Furthermore, the mixing unit includes a cylindrical mixing chamber, which is connected to the first polymerization pipe and the second polymerization pipe respectively; the side walls of the mixing chamber are provided with a heat exchange inlet pipe and a heat exchange return pipe from bottom to top; the heat exchange inlet pipe is used to connect to the external cold water end, and the heat exchange return pipe is used to connect to the external heating end; a rotary feeding mechanism is provided on the upper side of the mixing chamber, and the output end of the rotary feeding mechanism extends downward to the interior of the mixing chamber and is connected to the heat exchange mechanism; the heat exchange inlet pipe is connected to the inlet side of the heat exchange mechanism through a bellows, and the heat exchange return pipe is connected to the outlet side of the heat exchange mechanism through the bellows.

[0008] Furthermore, the rotary feed mechanism includes a rotary feed base, a rotary feed motor is installed on the inner side of the rotary feed base through a motor support, two worm seats are arranged opposite to each other on the inner side of the rotary feed base, a worm is rotatably fitted between the worm seats through bearings; two worm gear seats are arranged on the opposite sides of the rotary feed base, a worm gear shaft is rotatably fitted between the two worm gear seats through bearings, the worm gear shaft is keyed to the worm gear shaft, and the worm gear is meshed with the worm; worm gear seats extend from both sides of the worm gear shaft and are connected to the cam key; the motor shaft of the rotary feed motor is connected to one end of the worm through a coupling, and the other end of the worm is connected to the worm through a coupling. The coupling is connected to the spline pin, and the lower side of the spline pin is slidably matched with a spline sleeve; two swing base plates are relatively provided on the inner side of the rotating feed base, and the feed base plate is located on the lower side of the worm gear seat; the end of the feed base plate is slidably matched with a feed shaft with a non-circular cross-section; a feed wheel is provided on the upper side of the feed shaft; a feed spring is passed through the feed shaft between the feed wheel and the feed base plate, and the feed spring forces the feed wheel to contact and match with the cam; a feed guide plate with a U-shaped cross-section is provided on the lower side of the two feed shafts, and the feed guide plate is rotatably matched with the outer side of the spline sleeve, and the lower side of the spline sleeve extends into the mixing chamber and is connected to the heat exchange mechanism.

[0009] Furthermore, the heat exchange mechanism includes an outer ring and an inner ring rotatably matched inside the outer ring, and the lower side of the spline sleeve is connected to the middle of the inner ring; a limit channel is provided on the side of the outer ring, and a limit sliding shaft is provided on the upper side of the inner cavity of the mixing chamber, and the limit sliding shaft is slidably matched with the limit channel; the end of the limit sliding shaft has an anti-slip structure; the side of the outer ring is provided with an inlet joint and a return joint in sequence, the inlet joint is connected to the heat exchange inlet pipe through a bellows, and the return joint is connected to the heat exchange return pipe through a bellows; an inlet storage ring and a return storage ring are relatively provided on the inner edge of the outer ring, and the inlet joint is connected to the heat exchange return pipe through a bellows. The water inlet channel is connected with the water inlet storage ring located on the lower side; the return water joint is connected with the return water storage ring located on the upper side through the return water channel; the inner ring is a cavity structure, and a water baffle is provided in the middle of the inner ring, and the water baffle divides the interior of the inner ring into an upper chamber and a lower chamber; a plurality of return holes are provided on the side wall of the upper chamber, and the return holes are connected with the return water storage ring; a plurality of water inlet holes are provided on the side wall of the lower chamber, and the water inlet holes are connected with the water inlet storage ring; a U-shaped mixing chamber heat exchange tube is provided on the lower side of the inner ring, one end of the mixing chamber heat exchange tube is connected with the lower chamber, and the other end of the mixing chamber heat exchange tube is connected with the upper chamber.

[0010] Further, a first pipeline heat exchange mechanism is provided on the side of the first polymerization pipeline, and a second pipeline heat exchange mechanism is provided on the side of the second polymerization pipeline, and the first pipeline heat exchange mechanism and the second pipeline heat exchange mechanism have the same structure; the first pipeline heat exchange mechanism includes a pipeline support plate and a pipeline support ear provided on the pipeline support plate, and also includes a first pipeline heat exchange pipe; the first pipeline heat exchange pipe includes a serpentine section and a straight section; the serpentine section of the first pipeline heat exchange pipe is slidably matched with the side of the first polymerization pipeline; the serpentine section and the straight section of the first pipeline heat exchange pipe are fixed by a pipeline clamp block, and a floating shaft is provided on the side of the pipeline clamp block, and the floating shaft is slidably matched with the pipeline support ear ; A floating spring is passed through the floating shaft, and the floating spring is stuck between the pipe clamp and the pipe support ear; the input end of the first pipe heat exchange tube is fixed to the hose, and the input end of the first pipe heat exchange tube is used to connect with the external cold water end; the output end of the first pipe heat exchange tube is connected with the input end of the second pipe heat exchange tube through a hose and a U-shaped tube; the output end of the second pipe heat exchange tube is fixed to the hose, and the output end of the second pipe heat exchange tube is used to connect with the external heating end; the ends of the four hoses are fixed on the hose rack; a floating linkage mechanism is provided on the side of the mixing chamber, and the cam of the rotary feed mechanism is connected to the anti-slip structure at the end of the floating shaft through the floating linkage mechanism.

[0011] Furthermore, the floating linkage mechanism includes a floating connecting plate and a floating top wheel arranged on the upper side of the floating connecting plate; the side wall of the rotary feed base is slidably matched with a U-shaped frame, and the two ends of the U-shaped frame are non-circular cross-sections; the two ends of the U-shaped frame are respectively fixed to the two sides of the floating connecting plate; floating drive springs are passed through the two sides of the U-shaped frame, and the two sides of the floating drive spring are stuck between the U-shaped frame and the side wall of the rotary feed base; the side walls of the mixing chamber are respectively provided with a first guide wheel and a second guide wheel; the end of the U-shaped frame is connected to one end of the floating rope, and the other end of the floating rope is connected by successively passing through the first guide wheel, the second guide wheel and the anti-slip structure at the end of the floating shaft.

[0012] The second aspect of the present application provides a fully automatic intelligent control system for chloroprene pipeline polymerization, including the chloroprene pipeline continuous polymerization device of the above embodiment and a premixing unit connected to the liquid inlet three-way pipe.

[0013] Furthermore, the premixing unit includes a pipe support and a premixing pipe arranged on the pipe support; a premixing push rod is provided on one side of the pipe support, and the push head of the premixing push rod is fixed to the premixing rack; the premixing rack is a bidirectional rack; the premixing rack is slidably fitted on the rack bracket, and the premixing rack is supported by the rack bracket; the lower side of the premixing pipe is rotatably fitted with a stirring shaft, and the upper side of the stirring shaft is provided with stirring blades, and the premixing pipe extends downward from the lower side of the stirring shaft and is connected to the stirring drive gear key, and the stirring drive gear is meshed with the premixing rack.

[0014] Furthermore, a spoiler mechanism is provided on the side of the premixing pipe, and the spoiler mechanism is used to generate disturbances inside the premixing pipe; the spoiler mechanism includes a spoiler support with an L-shaped cross-section, and two spoiler fixing ears are relatively provided on the vertical sides of the spoiler support, and the bearings on the spoiler fixing ears are matched with a spoiler rotating shaft, and the lower side key of the spoiler rotating shaft is connected with a spoiler driving gear, and the spoiler driving gear is meshed with the outer side of the two-way rack; the upper side key of the spoiler rotating shaft is connected with a spoiler transmission gear; the vertical side of the spoiler support is slidably matched with two transmission push columns, and the transmission push columns are of square cross-section; the inner side of the transmission push column is fixed with the spoiler transmission rack, and the spoiler transmission rack is meshed with the spoiler transmission gear; the other side of the spoiler transmission rack is fixed to one end of the spoiler driving shaft, and the other end of the spoiler driving shaft extends to the interior of the premixing pipe and is fixed to the spoiler.

[0015] The beneficial effects achieved by the present invention are as follows: after the emulsion is added according to the ratio, it enters the first polymerization pipeline and the second polymerization pipeline through the liquid inlet three-way pipe; the switch valves on both sides are closed, and the first pump body and the second pump body are driven alternately in forward and reverse directions; so that the emulsion flows alternately clockwise and counterclockwise inside the first polymerization pipeline and the second polymerization pipeline to be mixed; at the same time, the application proposes a heat exchange mechanism with a specific connection structure, and is also equipped with a rotating feed mechanism with a specific structure and which can drive the heat exchange mechanism to rotate and slide up and down in a specific way, so that the heat exchange mechanism of the device can slide up and down when rotating; it has the dual functions of mixing and heat exchange. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of the chloroprene pipeline continuous polymerization device of the present invention.

[0017] Figure 2 It is a schematic diagram of the structure of the mixing unit of the present invention.

[0018] Figure 3 It is a schematic diagram of the position of the rotary feeding mechanism of the present invention.

[0019] Figure 4 It is a structural schematic diagram of the rotary feeding mechanism of the present invention.

[0020] Figure 5 It is a structural schematic diagram of a spline pin and a spline sleeve of the present invention.

[0021] Figure 6 It is a schematic diagram of the heat exchange mechanism structure of the present invention.

[0022] Figure 7 It is a schematic diagram of the cross-sectional structure of the heat exchange mechanism of the present invention.

[0023] Figure 8 It is a schematic diagram of the positions of the first pipeline heat exchange mechanism and the second pipeline heat exchange mechanism of the present invention.

[0024] Fig. 9 It is a schematic structural diagram of the first pipeline heat exchange mechanism and the second pipeline heat exchange mechanism of the present invention.

[0025] Fig.10 It is a structural schematic diagram of the floating linkage mechanism of the present invention.

[0026] Fig.11 The present invention is a schematic diagram of the structure of a fully automatic intelligent control system for chloroprene pipeline polymerization.

[0027] Fig.12 The premixed pipeline unit structure of the present invention is shown in FIG. Figure 1 .

[0028] Fig.13 The premixed pipeline unit structure of the present invention is shown in FIG. Figure 2 .

[0029] Fig.14 It is a schematic diagram of the structure of the spoiler mechanism of the present invention.

[0030] In the figure, 1, first polymerization pipeline; 2, second polymerization pipeline; 3, liquid inlet tee pipe; 4, liquid outlet tee pipe; 5, switch valve; 6, first pump body; 7, second pump body; 8, mixing chamber; 9, heat exchange water inlet pipe; 10, heat exchange water return pipe; 11, bellows; 12, rotary feed base; 13, rotary feed motor; 14, worm seat; 15, worm; 16, worm wheel seat; 17, worm wheel shaft; 18, worm wheel; 19, cam; 20, Spline pin; 21, spline sleeve; 22, swing base plate; 23, feed shaft; 24, feed wheel; 25, feed spring; 26, feed guide plate; 27, limit ring; 28, outer ring; 29, inner ring; 30, limit channel; 31, limit slide shaft; 32, water inlet joint; 33, water return joint; 34, water inlet storage ring; 35, water return storage ring; 36, water inlet channel; 37, water return channel; 38, water barrier; 39, water return hole; 40, water inlet hole; 41, mixing chamber heat exchange tube; 42, pipeline support plate; 43, pipeline support ear; 44, first pipeline heat exchange tube; 45, second pipeline heat exchange tube; 46, pipeline clamp; 47, floating shaft; 48, floating spring; 49, hose rack; 50, U-shaped tube; 51, floating connecting plate; 52, floating top wheel; 53, U-shaped rack; 54, floating drive spring; 55, first guide wheel; 56, second guide wheel; 57, floating Rope; 58, premixing pipe; 59, pipe support; 60, premixing push rod; 61, premixing rack; 62, rack bracket; 63, stirring shaft; 64, stirring blade; 65, stirring drive gear; 66, spoiler support; 67, spoiler fixing ear; 68, spoiler rotating shaft; 69, spoiler driving gear; 70, spoiler transmission gear; 71, transmission push column; 72, spoiler transmission rack; 73, spoiler driving shaft; 74, spoiler. DETAILED DESCRIPTION

[0031] To facilitate those skilled in the art to understand the present invention, specific implementations of the present invention are described below with reference to the accompanying drawings.

[0032] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two elements; for ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood through specific circumstances.

[0033] like Figure 1 As shown, the present invention provides a chloroprene pipeline continuous polymerization device, comprising a first polymerization pipeline 1 and a second polymerization pipeline 2 arranged in parallel, a liquid inlet tee 3 is provided on one side of the first polymerization pipeline 1 and the second polymerization pipeline 2, a liquid outlet tee 4 is provided on the other side of the first polymerization pipeline 1 and the second polymerization pipeline 2, and a switch valve 5 is provided at the end of the liquid inlet tee 3 and the liquid outlet tee 4 respectively; a first pump body 6 is provided between the liquid inlet tee 3 and the first polymerization pipeline 1, and a second pump body 7 is provided between the liquid inlet tee 3 and the second polymerization pipeline 2, and the first pump body 6 and the second pump body 7 adopt a bidirectional driving pump, which can drive the emulsion to flow to the left or right; a plurality of mixing units (the present invention) are provided on the first polymerization pipeline 1 and the second polymerization pipeline 2 at intervals. Please give three examples), the mixing unit is used to stir, mix and exchange heat for the emulsion; when in use, the emulsion is added according to the ratio and enters the first polymerization pipeline 1 and the second polymerization pipeline 2 through the liquid inlet tee 3; the switch valves 5 on both sides are closed, and the first pump body 6 and the second pump body 7 are driven alternately in forward and reverse directions; so that the emulsion in the first polymerization pipeline 1 and the second polymerization pipeline 2 flows alternately clockwise and counterclockwise for mixing; then the switch valves 5 on both sides are started, and the first pump body 6 and the second pump body 7 drive the fully mixed emulsion to flow to the liquid outlet tee 4, and discharge it to the back-end process, and then the terminator is added to terminate the polymerization; the insufficiently mixed emulsion enters the first polymerization pipeline 1 and the second polymerization pipeline 2 through the liquid inlet tee 3.

[0034] The mixing unit is used to stir, mix and transfer heat to the emulsion, such as Figure 2 As shown, the mixing unit includes a cylindrical mixing chamber 8, which is connected to the first polymerization pipeline 1 and the second polymerization pipeline 2 respectively; the side wall of the mixing chamber 8 is provided with a heat exchange water inlet pipe 9 and a heat exchange water return pipe 10 from bottom to top; the heat exchange water inlet pipe 9 is used to connect to the external cold water end, and the heat exchange water return pipe 10 is used to connect to the external heating end; Figure 3As shown, a rotary feed mechanism is provided on the upper side of the mixing chamber 8, and the output end of the rotary feed mechanism extends downward to the interior of the mixing chamber 8 and is connected to the heat exchange mechanism: the rotary feed mechanism drives the heat exchange mechanism to swing up and down while rotating, so as to achieve mixing and heat exchange of the emulsion inside the mixing chamber 8; the heat exchange water inlet pipe 9 is connected to the inlet side of the heat exchange mechanism through the bellows 11, and the heat exchange water return pipe 10 is connected to the outlet side of the heat exchange mechanism through the bellows 11; Figure 4 As shown, the rotary feed mechanism includes a rotary feed base 12 with an n-shaped cross-section, a rotary feed motor 13 is installed on the inner side of the rotary feed base 12 through a motor support, two worm seats 14 are arranged opposite to each other on the inner side of the rotary feed base 12, and a worm 15 is rotatably fitted between the worm seats 14 through bearings; two worm gear seats 16 are arranged on the opposite sides of the rotary feed base 12, a worm gear shaft 17 is rotatably fitted between the two worm gear seats 16 through bearings, the worm gear shaft 17 is keyed to the worm gear shaft 17, and a worm gear 18 is meshed with the worm 15; worm gear seats 16 extend from both sides of the worm gear shaft 17 and are keyed to a cam 19; the motor shaft of the rotary feed motor 13 is connected to one end of the worm 15 through a coupling, and the other end of the worm 15 is connected to a spline pin 20 through a coupling, and the spline pin 2 0 is slidably matched with a spline sleeve 21 on the lower side; two swing base plates 22 are relatively arranged on the inner side of the rotating feed base 12, and the feed base plate is located on the lower side of the worm gear seat 16; a feed shaft 23 with a non-circular cross-section is slidably matched at the end of the feed base plate (a square cross-section is taken as an example in this application); a feed wheel 24 is arranged on the upper side of the feed shaft 23; a feed spring 25 is passed through the feed shaft 23 between the feed wheel 24 and the feed base plate, and the feed spring 25 forces the feed wheel 24 to contact and match with the cam 19; a feed guide plate 26 with a U-shaped cross-section is arranged on the lower side of the two feed shafts 23, and the feed guide plate 26 is rotatably matched with the outer side of the spline sleeve 21, and the lower side of the spline sleeve 21 extends into the mixing chamber 8 and is connected to the heat exchange mechanism; a rubber sealing ring is arranged between the lower side of the spline sleeve 21 and the upper side of the mixing chamber 8; Figure 5 What is shown is a schematic diagram of the structure of the spline pin 20 and the spline sleeve 21 . Two limit rings 27 are provided on the outer side of the upper side of the spline sleeve 21 , and the feed guide plate 26 is rotatably fitted between the two limit rings 27 .

[0035] When in use, the rotary feed motor 13 rotates, thereby driving the worm 15 to rotate; the lower end of the worm 15 drives the spline sleeve 21 to rotate through the spline pin 20, thereby rotating the heat exchange mechanism; since the worm 15 and the worm 15 are meshed, the rotation of the worm 15 will drive the worm wheel 18 to rotate; the rotation of the worm wheel 18 drives the cam 19 to rotate, and during the rotation of the cam 19, the feed wheel 24 is reciprocated, thereby driving the spline sleeve 21 to move up and down; the up and down sliding of the spline sleeve 21 drives the heat exchange mechanism to slide up and down, and the heat exchange mechanism slides up and down while rotating, further improving the mixing effect of the emulsion. At the same time, the emulsion will release heat when mixed, and the heat exchange mechanism can further recover the heat released when the emulsion is mixed.

[0036] like Figure 3 , Figure 6-7 As shown, the heat exchange mechanism includes an outer ring 28 and an inner ring 29 rotatably matched inside the outer ring 28, the lower side of the spline sleeve 21 is connected to the middle of the inner ring 29, and a sealing rubber ring (not shown in the figure) is provided at the gap between the outer ring 28 and the inner ring 29; a limiting channel 30 is provided on the side of the outer ring 28, and a limiting sliding shaft 31 is provided on the upper side of the inner cavity of the mixing chamber 8, and the limiting sliding shaft 31 is slidably matched with the limiting channel 30; the end of the limiting sliding shaft 31 has an anti-slip structure; the side of the outer ring 28 is provided with a water inlet joint 32 and a water return joint 33 in sequence, the water inlet joint 32 is connected to the heat exchange water inlet pipe 9 through the bellows 11, and the water return joint 33 is connected to the heat exchange water return pipe 10 through the bellows 11; the inner edge of the outer ring 28 is relatively provided with a water inlet storage ring 34 The water inlet joint 32 is connected to the water inlet storage ring 34 located on the lower side through the water inlet channel 36 with the return water storage ring 34; the return water joint 33 is connected to the return water storage ring 35 located on the upper side through the return water channel 37; the inner ring 29 is a cavity structure, and a water baffle 38 is provided in the middle of the inner ring 29, and the water baffle 38 divides the interior of the inner ring 29 into an upper chamber and a lower chamber; a plurality of return water holes 39 are provided on the side wall of the upper chamber, and the return water holes 39 are connected to the return water storage ring 35; a plurality of water inlet holes 40 are provided on the side wall of the lower chamber, and the water inlet holes 40 are connected to the water inlet storage ring 34; six U-shaped mixing chamber heat exchange tubes 41 are provided on the lower side of the inner ring 29, and one end of the mixing chamber heat exchange tube 41 is connected to the lower chamber, and the other end of the mixing chamber heat exchange tube 41 is connected to the upper chamber.

[0037] The up and down sliding of the spline sleeve 21 drives the heat exchange mechanism to slide up and down and rotate, the outer ring 28 slides up and down along the limiting sliding shaft 31, and the inner ring 29 rotates relative to the outer ring 28; the cold water enters the lower chamber through the heat exchange water inlet pipe 9, the bellows 11, and the water inlet joint 32; the cold water is converted into hot water after heat exchange through the mixing chamber heat exchange tube 41, and then flows back to the upper chamber. The hot water inside the upper chamber flows into the return water storage ring 35 through the return water hole 39, and is discharged to the heat exchange return water pipe 10 through the return water channel 37 and the return water joint 33.

[0038] The present application proposes a heat exchange mechanism with a specific connection structure, and is also equipped with a rotary feed mechanism with a specific structure that can drive the heat exchange mechanism to rotate and slide up and down in a specific manner, so that the heat exchange mechanism of the device can slide up and down when rotating; it has the dual functions of mixing and heat exchange.

[0039] like Figure 8 As shown, a first pipeline heat exchange mechanism is provided on the side of the first polymerization pipeline 1, and a second pipeline heat exchange mechanism is provided on the side of the second polymerization pipeline 2. The first pipeline heat exchange mechanism has the same structure as the second pipeline heat exchange mechanism; Fig. 9As shown, the first pipeline heat exchange mechanism includes a pipeline support plate 42 and a pipeline ear 43 arranged on the pipeline support plate 42, and also includes a first pipeline heat exchange tube 44; the first pipeline heat exchange tube 44 includes a serpentine section and a straight section; the serpentine section of the first pipeline heat exchange tube 44 is slidably matched with the side of the first polymerization pipeline 1, and a sealing structure such as a rubber ring is provided between the serpentine section of the first pipeline heat exchange tube 44 and the first polymerization pipeline 1; the serpentine section and the straight section of the first pipeline heat exchange tube 44 are fixed by a pipeline clamp block 46, and a floating shaft 47 is provided on the side of the pipeline clamp block 46, and the floating shaft 47 is slidably matched with the pipeline ear 43; the end of the floating shaft 47 has an anti-slip structure to prevent the floating shaft 47 from slipping out of the pipeline ear 43; a floating spring 48 is passed through the floating shaft 47, and the floating spring 48 is stuck between the pipeline clamp block 46 and the pipeline ear 43; the first pipeline heat exchange mechanism includes a serpentine section and a straight section; the first pipeline heat exchange tube 4 ... A hose rack 49 is provided on the side of the tube 44 and the second pipeline heat exchange tube 45. The input end of the first pipeline heat exchange tube 44 is fixed to the hose, and the input end of the first pipeline heat exchange tube 44 is used to connect with the external cold water end; the output end of the first pipeline heat exchange tube 44 is connected with the input end of the second pipeline heat exchange tube 45 through the hose and the U-shaped tube 50; the output end of the second pipeline heat exchange tube 45 is fixed to the hose, and the output end of the second pipeline heat exchange tube 45 is used to connect with the external heating end; the ends of the four hoses are fixed on the hose rack 49; a floating linkage mechanism is provided on the side of the mixing chamber 8, and the cam 19 of the rotary feed mechanism is connected to the anti-detachment structure at the end of the floating shaft 47 through the floating linkage mechanism; when the rotary feed mechanism is actuated, the floating shaft 47 is driven to float left and right, thereby driving the first pipeline heat exchange tube 44 and the second pipeline heat exchange tube 45 to float, thereby increasing the heat exchange effect and the mixing effect.

[0040] like Fig.10 As shown, the floating linkage mechanism includes a floating connecting plate 51 and a floating top wheel 52 arranged on the upper side of the floating connecting plate 51; the side wall of the rotary feed base 12 is slidably matched with a U-shaped frame 53, and the two ends of the U-shaped frame 53 are non-circular cross-sections; the two ends of the U-shaped frame 53 are respectively fixed to the two sides of the floating connecting plate 51; floating drive springs 54 are passed through the two sides of the U-shaped frame 53, and the two sides of the floating drive spring 54 are stuck between the U-shaped frame 53 and the side wall of the rotary feed base 12; the floating top wheel 52 is forced to fit the side wall of the cam 19 by the floating drive spring 54; the side walls of the mixing chamber 8 are respectively provided with a first guide wheel 55 and a second guide wheel 56; the end of the U-shaped frame 53 is connected to one end of a floating rope 57, and the other end of the floating rope 57 is connected to the anti-slip structure at the end of the floating shaft 47 by successively passing through the first guide wheel 55 and the second guide wheel 56.

[0041] When the rotary feed mechanism is in motion, the cams 19 on both sides are driven to rotate; the protruding portion of the cam 19 laterally squeezes the floating top wheel 52, thereby driving the U-shaped frame 53 to pull the floating rope 57, thereby driving the first pipeline heat exchange tube 44 and the second pipeline heat exchange tube 45 to float, thereby increasing the heat exchange effect and the mixing effect.

[0042] like Fig.11 As shown, the second aspect of the present application proposes a fully automatic intelligent control system for chloroprene pipeline polymerization, including the chloroprene pipeline continuous polymerization device of the above embodiment and further including a premixing unit, the premixing unit is connected to the liquid inlet three-way pipe 3; Figure 12-13 As shown, the premixing unit includes a pipe support 59 and a premixing pipe 58 arranged on the pipe support 59; a premixing push rod 60 is arranged on one side of the pipe support 59, and the push head of the premixing push rod 60 is fixed to the premixing rack 61; the premixing rack 61 is a bidirectional rack; the premixing rack 61 is slidably matched on the rack bracket 62, and the premixing rack 61 is supported by the rack bracket 62; three stirring shafts 63 (can be several) are rotatably matched at the lower side of the premixing pipe 58, and stirring blades 64 are arranged on the upper side of the stirring shaft 63, and the lower side of the stirring shaft 63 extends downward from the premixing pipe 58 and is key-connected with the stirring drive gear 65, and the stirring drive gear 65 is meshed with the premixing rack 61; as shown in FIG. Fig.14 As shown, a spoiler mechanism is provided on the side of the premixing pipe 58, and the spoiler mechanism is used to generate disturbances inside the premixing pipe 58; the spoiler mechanism includes a spoiler support 66 with an L-shaped cross-section, and two spoiler fixing ears 67 are relatively provided on the vertical side of the spoiler support 66, and the spoiler fixing ears 67 are matched with a spoiler rotating shaft 68 on the bearing, and the lower side key of the spoiler rotating shaft 68 is connected with a spoiler driving gear 69, and the spoiler driving gear 69 is meshed with the outer side of the two-way rack; the upper side key of the spoiler rotating shaft 68 is connected with a spoiler transmission gear 70; the vertical side of the spoiler support 66 is slidably matched with two transmission push posts 71, and the transmission push posts 71 are square in cross-section; the inner side of the transmission push post 71 is fixed to the spoiler transmission rack 72, and the spoiler transmission rack 72 is meshed with the spoiler transmission gear 70; the other side of the spoiler transmission rack 72 is fixed to one end of the spoiler driving shaft 73, and the other end of the spoiler driving shaft 73 extends to the interior of the premixing pipe 58 and is fixed to the spoiler plate 74.

[0043] When in use, the premixing push rod 60 extends and shortens, driving the bidirectional rack to reciprocate; the stirring shaft 63 rotates forward and reversely, driving the stirring blade 64 on the upper side of the stirring shaft 63 to rotate forward and reversely for premixing; the spoiler rotating shaft 68 rotates forward and reversely, driving the spoiler driving shaft 73 to reciprocate laterally, so that the spoiler plate 74 disturbs the premixing pipe 58 to assist premixing.

[0044] If the fixing method is not separately introduced above, the general technical means used by technicians in the industry are used, such as welding, nesting, or threaded fixing.

[0045] The following points need to be explained: (1) The drawings of the embodiments of the present invention only relate to the structures related to the embodiments of the present invention, and other structures may refer to the general design.

[0046] (2) For the sake of clarity, in the drawings used to describe the embodiments of the present invention, the thickness of the layers or regions is exaggerated or reduced, that is, these drawings are not drawn according to the actual scale. It is understood that when an element such as a layer, film, region or substrate is referred to as being "on" or "under" another element, the element may be "directly" "on" or "under" the other element or there may be intermediate elements.

[0047] (3) In the absence of conflict, the embodiments of the present invention and the features therein may be combined with each other to obtain new embodiments.

[0048] The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. The protection scope of the present invention shall be based on the protection scope of the claims.

Claims

1. A chloroprene pipeline continuous polymerization device, characterized in that: The invention comprises a first polymerization pipeline (1) and a second polymerization pipeline (2) arranged in parallel, wherein a liquid inlet tee (3) is provided on one side of the first polymerization pipeline (1) and the second polymerization pipeline (2), and a liquid outlet tee (4) is provided on the other side of the first polymerization pipeline (1) and the second polymerization pipeline (2), and switch valves (5) are provided at the ends of the liquid inlet tee (3) and the liquid outlet tee (4), respectively; a first pump body (6) is provided between the liquid inlet tee (3) and the first polymerization pipeline (1), and a second pump body (7) is provided between the liquid inlet tee (3) and the second polymerization pipeline (2), and the first pump body (6) and the second pump body (7) adopt bidirectional drive pumps; and a plurality of mixing units are provided at intervals on the first polymerization pipeline (1) and the second polymerization pipeline (2), and the mixing units are used to stir, mix and exchange heat for the emulsion.

2. A chloroprene pipeline continuous polymerization device according to claim 1, characterized in that: The mixing unit comprises a cylindrical mixing chamber (8), the mixing chamber (8) being connected to a first polymerization pipe (1) and a second polymerization pipe (2) respectively; a heat exchange water inlet pipe (9) and a heat exchange water return pipe (10) are provided on the side wall of the mixing chamber (8) from bottom to top; the heat exchange water inlet pipe (9) is used to be connected to an external cold water end, and the heat exchange water return pipe (10) is used to be connected to an external heating end; a rotary feed mechanism is provided on the upper side of the mixing chamber (8), and an output end of the rotary feed mechanism extends downwardly into the interior of the mixing chamber (8) and is connected to the heat exchange mechanism; the heat exchange water inlet pipe (9) is connected to an inlet side of the heat exchange mechanism via a bellows (11), and the heat exchange water return pipe (10) is connected to an outlet side of the heat exchange mechanism via the bellows (11).

3. A chloroprene pipeline continuous polymerization device according to claim 2, characterized in that: The rotary feed mechanism comprises a rotary feed base (12), a rotary feed motor (13) is mounted on the inner side of the rotary feed base (12) via a motor support, two worm seats (14) are arranged opposite to each other on the inner side of the rotary feed base (12), a worm (15) is rotatably engaged between the worm seats (14) via bearings; two worm gear seats (16) are arranged on opposite sides of the rotary feed base (12), a worm gear shaft (17) is rotatably engaged between the two worm gear seats (16) via bearings, the worm gear shaft (17) is key-connected to the worm gear shaft (17), and the worm gear (18) is meshed with the worm (15); worm gear seats (16) are extended from both sides of the worm gear shaft (17) and are key-connected to a cam (19); a motor shaft of the rotary feed motor (13) is connected to one end of the worm gear (15) via a coupling, and the other end of the worm gear (15) is connected via a coupling. The coupling is connected to the spline pin (20), and the lower side of the spline pin (20) is slidably matched with a spline sleeve (21); two swing base plates (22) are relatively provided on the inner side of the rotary feed base (12), and the feed base plates are located on the lower side of the worm gear seat (16); the end of the feed base plate is slidably matched with a feed shaft (23) with a non-circular cross section; a feed wheel (24) is provided on the upper side of the feed shaft (23); a feed spring (25) is passed through the feed shaft (23) between the feed wheel (24) and the feed base plate, and the feed spring (25) forces the feed wheel (24) to contact and match with the cam (19); a feed guide plate (26) with a U-shaped cross section is provided on the lower side of the two feed shafts (23), and the feed guide plate (26) is rotatably matched with the outer side of the spline sleeve (21), and the lower side of the spline sleeve (21) extends into the mixing chamber (8) and is connected to the heat exchange mechanism.

4. A chloroprene pipeline continuous polymerization device according to claim 3, characterized in that: The heat exchange mechanism comprises an outer ring (28) and an inner ring (29) rotatably engaged with the inner part of the outer ring (28); the lower side of the spline sleeve (21) is connected to the middle of the inner ring (29); a limiting channel (30) is provided on the side of the outer ring (28); a limiting sliding shaft (31) is provided on the upper side of the inner cavity of the mixing chamber (8); the limiting sliding shaft (31) and the limiting channel (30) are slidably engaged; the end of the limiting sliding shaft (31) has an anti-slip structure; a water inlet joint (32) and a water return joint (33) are provided on the side of the outer ring (28) in sequence; the water inlet joint (32) is connected to the heat exchange water inlet pipe (9) through a bellows (11); the water return joint (33) is connected to the heat exchange water return pipe (10) through the bellows (11); a water inlet storage ring (34) and a water return storage ring (35) are provided on the inner edge of the outer ring (28) opposite to each other; The joint (32) is connected to the water inlet storage ring (34) located at the lower side through the water inlet channel (36); the return water joint (33) is connected to the return water storage ring (35) located at the upper side through the return water channel (37); the inner ring (29) is a cavity structure, and a water baffle (38) is provided in the middle of the inner ring (29), and the water baffle (38) divides the inside of the inner ring (29) into an upper chamber and a lower chamber; a plurality of return water holes (39) are provided on the side wall of the upper chamber, and the return water holes (39) are connected to the return water storage ring (35); a plurality of water inlet holes (40) are provided on the side wall of the lower chamber, and the water inlet holes (40) are connected to the water inlet storage ring (34); a U-shaped mixing chamber heat exchange tube (41) is provided on the lower side of the inner ring (29), and one end of the mixing chamber heat exchange tube (41) is connected to the lower chamber, and the other end of the mixing chamber heat exchange tube (41) is connected to the upper chamber.

5. The chloroprene pipeline continuous polymerization device according to claim 3, characterized in that: The first polymerization pipeline (1) is provided with a first pipeline heat exchange mechanism on the side, and the second polymerization pipeline (2) is provided with a second pipeline heat exchange mechanism on the side, and the first pipeline heat exchange mechanism and the second pipeline heat exchange mechanism have the same structure; the first pipeline heat exchange mechanism comprises a pipeline support plate (42) and a pipeline support ear (43) arranged on the pipeline support plate (42), and also comprises a first pipeline heat exchange tube (44); the first pipeline heat exchange tube (44) comprises a serpentine section and a straight section; the serpentine section of the first pipeline heat exchange tube (44) is slidably matched with the side of the first polymerization pipeline (1); the serpentine section and the straight section of the first pipeline heat exchange tube (44) are fixed by a pipeline clamp (46); a floating shaft (47) is provided on the side of the pipeline clamp (46); the floating shaft (47) is slidably matched with the pipeline support ear (43); the floating shaft A floating spring (48) is passed through the pipe (47), and the floating spring (48) is clamped between the pipe clamp (46) and the pipe support ear (43); the input end of the first pipe heat exchange pipe (44) is fixed to the hose, and the input end of the first pipe heat exchange pipe (44) is used to connect to the external cold water end; the output end of the first pipe heat exchange pipe (44) is connected to the input end of the second pipe heat exchange pipe (45) through the hose and the U-shaped pipe (50); the output end of the second pipe heat exchange pipe (45) is fixed to the hose, and the output end of the second pipe heat exchange pipe (45) is used to connect to the external heating end; the ends of the four hoses are fixed to the hose rack (49); a floating linkage mechanism is provided on the side of the mixing chamber (8), and the cam (19) of the rotary feed mechanism is connected to the anti-detachment structure at the end of the floating shaft (47) through the floating linkage mechanism.

6. The chloroprene pipeline continuous polymerization device according to claim 5, characterized in that: The floating linkage mechanism comprises a floating connection plate (51) and a floating top wheel (52) arranged on the upper side of the floating connection plate (51); a U-shaped frame (53) is slidably matched with the side wall of the rotary feed base (12), and the two ends of the U-shaped frame (53) are non-circular cross-sections; the two ends of the U-shaped frame (53) are respectively fixed to the two sides of the floating connection plate (51); floating drive springs (54) are passed through the two sides of the U-shaped frame (53), and the two sides of the floating drive spring (54) are clamped between the U-shaped frame (53) and the side wall of the rotary feed base (12); the side walls of the mixing chamber (8) are respectively provided with a first guide wheel (55) and a second guide wheel (56); the end of the U-shaped frame (53) is connected to one end of a floating rope (57), and the other end of the floating rope (57) passes through the first guide wheel (55), the second guide wheel (56) in sequence, and is connected to the anti-slip structure at the end of the floating shaft (47).

7. A fully automatic intelligent control system for chloroprene pipeline polymerization, characterized in that: The chloroprene pipeline continuous polymerization device as claimed in claim 1 further comprises a premixing unit, and the premixing unit is connected to the liquid inlet three-way pipe (3).

8. A fully automatic intelligent control system for chloroprene pipeline polymerization according to claim 7, characterized in that: The premixing unit comprises a pipe support (59) and a premixing pipe (58) arranged on the pipe support (59); a premixing push rod (60) is arranged on one side of the pipe support (59); a push head of the premixing push rod (60) is fixed to a premixing rack (61); the premixing rack (61) is a bidirectional rack; the premixing rack (61) is slidably fitted on a rack bracket (62), and the premixing rack (61) is supported by the rack bracket (62); a stirring shaft (63) is rotatably fitted on the lower side of the premixing pipe (58), a stirring blade (64) is arranged on the upper side of the stirring shaft (63), and a premixing pipe (58) is extended downward from the lower side of the stirring shaft (63) to be key-connected to a stirring drive gear (65), and the stirring drive gear (65) is meshed with the premixing rack (61).

9. A fully automatic intelligent control system for chloroprene pipeline polymerization according to claim 8, characterized in that: The side of the premixing pipe (58) is provided with a flow disturbance mechanism, which is used to generate disturbance inside the premixing pipe (58); the flow disturbance mechanism comprises a flow disturbance support (66) with an L-shaped cross-section, two flow disturbance fixing ears (67) are arranged on the vertical sides of the flow disturbance support (66), the upper bearing of the flow disturbance fixing ear (67) is matched with a flow disturbance rotating shaft (68), the lower side key of the flow disturbance rotating shaft (68) is connected with a flow disturbance driving gear (69), and the flow disturbance driving gear (69) is meshed with the outer side of the bidirectional rack; the flow disturbance rotating shaft (68) is provided with a flow disturbance rotating shaft (68) and a flow disturbance rotating shaft (68) is provided with a flow disturbance rotating shaft (68). The upper key is connected to a spoiler transmission gear (70); the vertical side of the spoiler support (66) is slidably matched with two transmission push posts (71), and the transmission push posts (71) have a square cross-section; the inner side of the transmission push posts (71) is fixed to a spoiler transmission rack (72), and the spoiler transmission rack (72) is meshed with the spoiler transmission gear (70); the other side of the spoiler transmission rack (72) is fixed to one end of a spoiler driving shaft (73), and the other end of the spoiler driving shaft (73) extends inside the premixing pipe (58) and is fixed to a spoiler plate (74).

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