Solid plastic continuous primary dissolving equipment

Abstract

The invention discloses solid plastic continuous primary dissolving equipment, and belongs to the technical field of solid plastic dissolving, the solid plastic continuous primary dissolving equipment comprises a support, the upper surface of the support is fixedly connected with a premixing mechanism used for premixing materials, one side of the premixing mechanism is fixedly connected with a dissolving mechanism used for dissolving the materials, and the other side of the premixing mechanism is fixedly connected with a discharging mechanism used for discharging the materials. A transfer mechanism is fixedly connected to the upper surface of the support, an aeration mechanism for aerating materials and a mixing mechanism for mixing the materials are arranged on the surface of the transfer mechanism, and a clamping mechanism is fixedly connected to the surface of the support. On the basis that solid plastic dissolution is achieved, continuous closed-loop treatment can be achieved, and the dissolution quality can be accurately controlled.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of solid plastic dissolving, more particularly to a solid plastic continuous primary dissolving device. BACKGROUND

[0002] Plastic is a high molecular polymer, light, durable and strong plasticity. Microplastics that are difficult to distinguish with the naked eye penetrate every aspect of daily life and harm human health. Plastic particles refer to granular plastics, which are generally divided into more than 200 types and subdivided into thousands of types. Common plastic particles include general plastics, engineering plastics and special plastics. General plastics: polypropylene, polyethylene, polyvinyl chloride, polystyrene, polyester, polyurethane, etc. Engineering plastics: nylon, polytetrafluoroethylene, polyformaldehyde, polycarbon organic silicon, etc. Special plastics: thermosetting plastics, functional high molecular plastics, such as artificial kidneys.

[0003] The traditional crushing equipment only performs single crushing without integrating screening, resulting in uneven particle size, the need for excessive solvent during dissolving, increased energy consumption, the dependence of the intermittent cleaning machine on manual sorting, large water consumption and product quality fluctuations, the dependence of the chemical dissolution method on strong acid, the corrosion of equipment and the generation of high-salt wastewater, the generation of particle residues due to uneven plasticization in the mechanical recycling method, the separation of the aeration and mixing processes, the need to transfer materials to independent equipment, and the resulting solvent evaporation. SUMMARY

[0004] 1. Technical problem to be solved In view of the problems in the prior art, the present application aims to provide a solid plastic continuous primary dissolving device. The present application can realize continuous closed-loop processing and accurate control of dissolving quality on the basis of solid plastic dissolving.

[0005] 2. Technical solution

[0006] To solve the above problems, the present application adopts the following technical solution: A solid plastic continuous primary dissolving device, comprising: a support support, the upper surface of the support support is fixedly connected with a premixing mechanism for premixing materials, one side of the premixing mechanism is fixedly connected with a dissolving mechanism for dissolving materials, the upper surface of the support support is fixedly connected with a transfer mechanism, the surface of the transfer mechanism is provided with an aeration mechanism for aerating materials and a mixing mechanism for mixing materials, and the surface of the support support is fixedly connected with a clamping mechanism.

[0007] As a preferred scheme of the present application, the premixing mechanism comprises a support seat fixedly connected to the upper surface of the support base, an upper surface of the support seat is fixedly connected with a premixing barrel, the inside of the premixing barrel is fixedly connected with an inclined hopper, the surface of the support seat is fixedly connected with a first booster water pump, and the liquid inlet end of the first booster water pump is in communication with the premixing barrel.

[0008] As a preferred scheme of the present application, the surface of the support seat is fixedly connected with a premixing frame, the upper surface of the premixing frame is fixedly connected with a plurality of buffer springs, the top end of the buffer spring is fixedly connected with a screening box, the inside of the screening box is fixedly connected with a screen, the rear side of the screen is fixedly connected with a vibration motor, the inside of the screening box is rotatably connected with a conveying auger, one side of the screening box is fixedly connected with a connecting pipe adapted to the inclined hopper, and the conveying auger extends into the inside of the connecting pipe, the bottom of the connecting pipe is fixedly connected with a control valve, the surface of the other side of the screening box is fixedly connected with a first servo motor, and the output shaft of the first servo motor is fixedly connected with one end of the conveying auger.

[0009] As a preferred scheme of the present application, the upper surface of the screening box is fixedly connected with a crushing box, the inside of the crushing box is rotatably connected with two crushing rollers, the surface of one end of the outer side of the two crushing rollers is fixedly connected with a transmission gear, and the two transmission gears are engaged, the surface of one side of the crushing box is fixedly connected with a second servo motor, and the output shaft of the second servo motor is fixedly connected with one of the crushing rollers, the upper surface of the crushing box is fixedly connected with a feeding hopper, and the upper surface of the feeding hopper is rotatably connected with two sealing covers.

[0010] As a preferred scheme of the present application, the dissolving mechanism comprises a dissolving barrel fixedly connected to the upper surface of the support base and a second booster water pump, the surface of the dissolving barrel is fixedly connected with a discharge valve, and the two ends of the second booster water pump are in communication with the premixing barrel and the dissolving barrel, respectively.

[0011] As a preferred scheme of the present application, the transfer mechanism comprises a transfer seat fixedly connected to the upper surface of the support base, two first guide rods are arranged in the inside of the transfer seat, the surface of the first guide rod is slidably connected with two first sliding seats, the upper surface of the first sliding seat is fixedly connected with a transfer plate, the inside of the transfer seat is rotatably connected with a first threaded rod, and the two first sliding seats are threadedly connected to the surface of the first threaded rod, the surface of the transfer seat is fixedly connected with a third servo motor, and the output shaft of the third servo motor is fixedly connected with the first threaded rod.

[0012] As a preferred scheme of the present application, the aeration mechanism comprises an aeration frame fixedly connected to the surface of one of the transfer plates, the surface of the aeration frame is provided with a second guide rod extending longitudinally, the surface of the second guide rod is slidingly connected with a second sliding seat, the surface of the second sliding seat is fixedly connected with a fourth servo motor, the output shaft of the fourth servo motor is fixedly connected with an aeration head, the surface of the aeration head is fixedly connected with a plurality of aeration pipes, the surface of one side of the aeration frame is fixedly connected with a fifth servo motor, the output shaft of the fifth servo motor is fixedly connected with a winding wheel, the surface of the winding wheel is provided with a connecting belt, and one end outside the connecting belt is fixedly connected with the second sliding seat.

[0013] As a preferred scheme of the present application, the mixing mechanism comprises a mixing frame fixedly connected to the surface of the other transfer plate, the surface of the mixing frame is rotatably connected with a second threaded rod, the surface of the second threaded rod is threadedly connected with a third sliding seat, the bottom of the third sliding seat is fixedly connected with a cover plate, the surface of the cover plate is rotatably connected with two mixing shafts, and the mixing shafts are fixedly connected with mixing paddles.

[0014] As a preferred scheme of the present application, the top of the mixing frame is fixedly connected with a sixth servo motor, the output shaft of the sixth servo motor is fixedly connected with the second threaded rod, the surface of the mixing frame is provided with two third guide rods extending longitudinally, the third sliding seat is slidingly connected to the surface of the third guide rods, the surface of the third sliding seat is fixedly connected with a seventh servo motor and an eighth servo motor, the output shaft of the seventh servo motor is fixedly connected with one of the mixing shafts, the output shaft of the eighth servo motor is fixedly connected with a belt pulley, and the two belt pulleys are drivingly connected through a transmission belt.

[0015] As a preferred scheme of the present application, the clamping mechanism comprises a clamping frame fixedly connected to the surface of the supporting support, the surface of the clamping frame is fixedly connected with a first electric cylinder, the surface of the piston rod of the first electric cylinder is fixedly connected with a first clamping plate, the surface of the clamping frame and located on both sides of the first electric cylinder is rotatably connected with a connecting plate, the surface of the inner side of the connecting plate is rotatably connected with a second clamping plate, the surface of the clamping frame is rotatably connected with two second electric cylinders, and the piston rods of the two second electric cylinders are rotatably connected with the two connecting plates, respectively.

[0016] 3. Beneficial effects

[0017] Compared with the prior art, the present application has the following advantages: (1) The application breaks the traditional segmented bottleneck through the circulation wetting of the premixing mechanism, the pressurized penetration of the dissolving mechanism and the cooperative scheduling of the transfer mechanism, improves the processing speed, eliminates the un-plasticized particles by combining the double mixing shaft in the high-pressure environment dissolving barrel, releases the bubbles by the aeration pipe, adheres the suspended matter to float and separate, improves the SS removal and reduces the subsequent flocculant dosage.

[0018] (2) The application realizes the fragmentation and screening separation by the setting of the premixing mechanism, reduces the over-crushing rate and solvent consumption, reduces the labor intensity of manual intervention by the setting of the clamping mechanism, reduces the operation and maintenance cost, avoids the VOC emission by the closed dissolution, and reduces the wastewater discharge by the recyclable solid catalyst. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a schematic diagram of a solid plastic continuous primary dissolving equipment of the application; Figure 2 It is a schematic diagram of a premixing mechanism and a dissolving mechanism in a solid plastic continuous primary dissolving equipment of the application; Figure 3 It is a partial structure schematic diagram of a premixing mechanism in a solid plastic continuous primary dissolving equipment of the application; Figure 4 It is a schematic diagram of a transfer mechanism in a solid plastic continuous primary dissolving equipment of the application; Figure 5 It is a schematic diagram of an aeration mechanism in a solid plastic continuous primary dissolving equipment of the application; Figure 6 It is a schematic diagram of a mixing mechanism in a solid plastic continuous primary dissolving equipment of the application; Figure 7 It is a solid plastic continuous primary dissolving equipment of the application Figure 6 It is an enlarged view of a partial structure at A in a solid plastic continuous primary dissolving equipment of the application; Figure 8 It is a schematic diagram of a clamping mechanism in a solid plastic continuous primary dissolving equipment of the application.

[0020] Explanation of figure numbers: 1, support bracket; 2, premixing mechanism; 201, support seat; 202, premixing barrel; 203, inclined hopper; 204, first booster pump; 205, return pipe; 206, premixing frame; 207, buffer spring; 208, screening box; 209, screen; 210, vibration motor; 211, conveying auger; 212, connecting pipe; 213, control valve; 214, first servo motor; 215, crushing box; 216, crushing roller; 217, transmission gear; 218, second servo motor; 219, feed hopper; 220, sealing cover; 3, dissolving mechanism; 301, dissolving barrel; 302, discharge valve; 303, second booster pump; 4, transfer mechanism; 401, transfer seat; 402, first guide rod; 403, first sliding seat; 404, transfer plate; 405, first threaded rod; 406, third servo motor; 5, aeration mechanism; 501, aeration frame; 502, second guide rod; 503, second sliding seat; 504, fourth servo motor; 505, aeration head; 506, aeration pipe; 507, fifth servo motor; 508, winding wheel; 509, connecting belt; 6, mixing mechanism; 601, mixing frame; 602, second threaded rod; 603, third sliding seat; 604, sixth servo motor; 605, third guide rod; 606, cover plate; 607, mixing shaft; 608, mixing paddle; 609, seventh servo motor; 610, pulley; 611, transmission belt; 612, eighth servo motor; 7, clamping mechanism; 701, clamping frame; 702, first electric cylinder; 703, first clamping plate; 704, connecting plate; 705, second clamping plate; 706, second electric cylinder. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described 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, and not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative labor fall within the scope of protection of the present application. Embodiment:

[0022] Please refer to Figures 1-8 A solid plastic continuous primary dissolving device comprises a support bracket 1, a premixing mechanism 2 for premixing materials is fixedly connected to the upper surface of the support bracket 1, a dissolving mechanism 3 for dissolving materials is fixedly connected to one side of the premixing mechanism 2, a transfer mechanism 4 is fixedly connected to the upper surface of the support bracket 1, an aeration mechanism 5 for aerating materials and a mixing mechanism 6 for mixing materials are arranged on the surface of the transfer mechanism 4, and a clamping mechanism 7 is fixedly connected to the surface of the support bracket 1.

[0023] In specific embodiments of the present application, through the cooperative scheduling of the circulating wetting of the premixing mechanism 2, the pressurized penetration of the dissolving mechanism 3, and the transfer mechanism 4, the traditional segmented bottleneck is broken, the processing speed is improved, the high-pressure environment dissolving barrel 301 of the homogenization section eliminates un-plasticized particles, the air pipe 506 releases bubbles, the suspended matter is attached and floated to separate, the SS removal is improved, the amount of subsequent flocculating agent is reduced, through the setting of the premixing mechanism 2, the broken screening is realized, the over-crushing rate is reduced, the solvent consumption is reduced, at the same time, the setting of the clamping mechanism 7 reduces the intensity of manual intervention, reduces the operation and maintenance cost, the closed dissolution avoids VOC emission, the solid catalyst can be recycled, and the wastewater discharge is reduced.

[0024] Specifically, the premixing mechanism 2 includes a support seat 201 fixedly connected to the upper surface of the support support 1, the upper surface of the support seat 201 is fixedly connected with a premixing barrel 202, the inside of the premixing barrel 202 is fixedly connected with an inclined hopper 203, the surface of the support seat 201 is fixedly connected with a first booster water pump 204, and the liquid inlet end of the first booster water pump 204 is in communication with the premixing barrel 202, the surface of the liquid outlet end of the first booster water pump 204 is fixedly connected with a backflow pipe 205, and the backflow pipe 205 is in communication with the premixing barrel 202.

[0025] In specific embodiments of the present application, the premixing barrel 202 guides the material through the inclined hopper 203, and the first booster water pump 204 circulates the liquid into the premixing barrel 202 through the backflow pipe 205 to strengthen the solid-liquid mixing.

[0026] Specifically, the surface of the support seat 201 is fixedly connected with a premixing frame 206, the upper surface of the premixing frame 206 is fixedly connected with a plurality of buffer springs 207, the top end of the buffer spring 207 is fixedly connected with a screening box 208, the inside of the screening box 208 is fixedly connected with a screen 209, the rear side of the screen 209 is fixedly connected with a vibration motor 210, the inside of the screening box 208 is rotatably connected with a conveying auger 211, one side of the screening box 208 is fixedly connected with a connecting pipe 212 adapted to the inclined hopper 203, and the conveying auger 211 extends into the inside of the connecting pipe 212, the bottom of the connecting pipe 212 is fixedly connected with a control valve 213, the surface of the other side of the screening box 208 is fixedly connected with a first servo motor 214, and the output shaft of the first servo motor 214 is fixedly connected with one end of the conveying auger 211.

[0027] In specific embodiments of the present application, the screening box 208 drives the screen 209 to grade the material through the vibration motor 210, the conveying auger 211 sends the qualified particles into the premixing barrel 202 through the connecting pipe 212, and the control valve 213 adjusts the flow.

[0028] Specific, the upper surface of the screening box 208 is fixedly connected with a crushing box 215, two crushing rollers 216 are rotatably connected in the crushing box 215, the outer side one end surfaces of the two crushing rollers 216 are fixedly connected with transmission gears 217, the two transmission gears 217 are engaged, the surface of one side of the crushing box 215 is fixedly connected with a second servo motor 218, the output shaft of the second servo motor 218 is fixedly connected with one crushing roller 216, the upper surface of the crushing box 215 is fixedly connected with a feeding hopper 219, and the upper surface of the feeding hopper 219 is rotatably connected with two sealing covers 220.

[0029] In the specific embodiment of the application, the crushing rollers 216 rotate in opposite directions through the transmission gears 217, the plastic thrown into the feeding hopper 219 is crushed, and the sealing covers 220 prevent dust.

[0030] Specifically, the dissolving mechanism 3 includes a dissolving barrel 301 fixedly connected to the upper surface of the support bracket 1 and a second booster water pump 303, the surface of the dissolving barrel 301 is fixedly connected with a discharge valve 302, and the two ends of the second booster water pump 303 are respectively communicated with the premixing barrel 202 and the dissolving barrel 301.

[0031] In the specific embodiment of the application, the second booster water pump 303 pumps the premixed slurry into the dissolving barrel 301, the solvent penetrates the plastic particles under high pressure, and the discharge valve 302 controls the discharge.

[0032] Specifically, the transfer mechanism 4 includes a transfer seat 401 fixedly connected to the upper surface of the support bracket 1, two first guide rods 402 are arranged in the transfer seat 401, the surfaces of the first guide rods 402 are slidably connected with two first sliding seats 403, the upper surfaces of the first sliding seats 403 are fixedly connected with a transfer plate 404, a first threaded rod 405 is rotatably connected in the transfer seat 401, the surfaces of the two first sliding seats 403 are threadedly connected to the surface of the first threaded rod 405, the surface of the transfer seat 401 is fixedly connected with a third servo motor 406, and the output shaft of the third servo motor 406 is fixedly connected with the first threaded rod 405.

[0033] In the specific embodiment of the application, the third servo motor 406 drives the first threaded rod 405 to drive the first sliding seat 403 to move transversely, and the transfer plate 404 adjusts the working positions of the aeration mechanism 5 and the mixing mechanism 6.

[0034] Specifically, the aeration mechanism 5 comprises an aeration frame 501 fixedly connected to the surface of one transfer plate 404, the surface of the aeration frame 501 is provided with a second guide rod 502 extending longitudinally, the surface of the second guide rod 502 is slidingly connected with a second sliding seat 503, the surface of the second sliding seat 503 is fixedly connected with a fourth servo motor 504, the output shaft of the fourth servo motor 504 is fixedly connected with an aeration head 505, the surface of the aeration head 505 is fixedly connected with a plurality of aeration pipes 506, the surface of one side of the aeration frame 501 is fixedly connected with a fifth servo motor 507, the output shaft of the fifth servo motor 507 is fixedly connected with a winding wheel 508, the surface of the winding wheel 508 is provided with a connecting belt 509, and one end outside of the connecting belt 509 is fixedly connected with the second sliding seat 503.

[0035] In specific embodiments of the application, the fifth servo motor 507 adjusts the height of the aeration head 505 through the winding wheel 508, and the fourth servo motor 504 drives the aeration pipes 506 to release micro-bubbles.

[0036] Specifically, the mixing mechanism 6 comprises a mixing frame 601 fixedly connected to the surface of another transfer plate 404, the surface of the mixing frame 601 is rotationally connected with a second threaded rod 602, the surface of the second threaded rod 602 is threadedly connected with a third sliding seat 603, the bottom of the third sliding seat 603 is fixedly connected with a cover plate 606, the surface of the cover plate 606 is rotationally connected with two mixing shafts 607, the mixing shafts 607 are fixedly connected with mixing paddles 608, the top of the mixing frame 601 is fixedly connected with a sixth servo motor 604, and the output shaft of the sixth servo motor 604 is fixedly connected with the second threaded rod 602, the surface of the mixing frame 601 is provided with two third guide rods 605 extending longitudinally, and the surface of the third guide rods 605 is slidingly connected with the third sliding seat 603, the surface of the third sliding seat 603 is fixedly connected with a seventh servo motor 609 and an eighth servo motor 612, the output shaft of the seventh servo motor 609 is fixedly connected with one mixing shaft 607, the output shaft of the eighth servo motor 612 is fixedly connected with a belt pulley 610, and the two belt pulleys 610 are drivingly connected through a transmission belt 611.

[0037] In specific embodiments of the application, the sixth servo motor 604 drives the second threaded rod 602 to adjust the depth of the mixing paddles 608, and the eighth servo motor 612 drives the two mixing shafts 607 to stir through the belt pulley 610, the transmission belt 611 and the seventh servo motor 609.

[0038] Specifically, the clamping mechanism 7 includes a clamping frame 701 fixedly connected to the upper surface of the support 1, the surface of the clamping frame 701 is fixedly connected with a first electric cylinder 702, the piston rod surface of the first electric cylinder 702 is fixedly connected with a first clamping plate 703, the surface of the clamping frame 701 and located on both sides of the first electric cylinder 702 are rotatably connected with a connecting plate 704, the inner surface of the connecting plate 704 is rotatably connected with a second clamping plate 705, the surface of the clamping frame 701 is rotatably connected with two second electric cylinders 706, and the piston rods of the two second electric cylinders 706 are rotatably connected with the two connecting plates 704.

[0039] In the specific embodiment of the present application, the first electric cylinder 702 pushes the first clamping plate 703, the second electric cylinder 706 is connected with the connecting plate 704 to tighten the second clamping plate 705, and the reaction container is fixed.

[0040] A method for using a solid plastic continuous primary dissolution device, comprising the following steps: The plastic enters the crushing box 215 through the feeding hopper 219, is crushed by the double crushing rollers 216, and the qualified particles are separated by the screening box 208 through the vibration motor 210. The conveying auger 211 sends the particles into the premixing barrel 202 through the connecting pipe 212. The particles in the premixing barrel 202 are guided to mix with the solvent by the inclined hopper 203. The first booster water pump 204 circulates the liquid to promote wetting. The slurry is pumped into the dissolution barrel 301 by the second booster water pump 303. The high-pressure environment accelerates the solvent penetration, and the high molecular chain is depolymerized into a viscous flow state. The transfer mechanism 4 positions the aeration head 505 to the dissolution barrel 301. The micro-bubbles 506 oxidize the residual organic matter. The mixing mechanism 6 lowers the paddle 608 to the liquid surface. The double-shaft stirring improves the homogeneity. The clamping mechanism 7 fixes the container throughout the process to avoid vibration deviation.

[0041] The above describes only the preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can make equivalent replacements or changes to the technical solutions and improved concepts of the present application within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A solid plastic continuous primary dissolution apparatus comprising: Supporting support (1), the upper surface of the supporting support (1) is fixedly connected with a premixing mechanism (2) for premixing materials, one side of the premixing mechanism (2) is fixedly connected with a dissolving mechanism (3) for dissolving materials, characterized in that the upper surface of the supporting support (1) is fixedly connected with a transfer mechanism (4), the surface of the transfer mechanism (4) is provided with an aeration mechanism (5) for aeration of materials and a mixing mechanism (6) for mixing materials, and the surface of the supporting support (1) is fixedly connected with a clamping mechanism (7); The premixing mechanism (2) comprises a supporting seat (201) fixedly connected to the upper surface of the supporting support (1), the upper surface of the supporting seat (201) is fixedly connected with a premixing barrel (202), the inside of the premixing barrel (202) is fixedly connected with an inclined hopper (203), the surface of the supporting seat (201) is fixedly connected with a first booster water pump (204), and the liquid inlet end of the first booster water pump (204) is in communication with the premixing barrel (202), the surface of the liquid outlet end of the first booster water pump (204) is fixedly connected with a backflow pipe (205), and the backflow pipe (205) is in communication with the premixing barrel (202).

2. A solid plastic continuous primary dissolution apparatus according to claim 1, wherein, The surface of the supporting seat (201) is fixedly connected with a premixing frame (206), the upper surface of the premixing frame (206) is fixedly connected with a plurality of buffer springs (207), the top end of the buffer spring (207) is fixedly connected with a screening box (208), the inside of the screening box (208) is fixedly connected with a screen (209), the rear side of the screen (209) is fixedly connected with a vibration motor (210), the inside of the screening box (208) is rotatably connected with a conveying auger (211), one side of the screening box (208) is fixedly connected with a connecting pipe (212) matched with the inclined hopper (203), and the conveying auger (211) extends into the inside of the connecting pipe (212), the bottom of the connecting pipe (212) is fixedly connected with a control valve (213), the surface of the other side of the screening box (208) is fixedly connected with a first servo motor (214), and the output shaft of the first servo motor (214) is fixedly connected with one end of the conveying auger (211).

3. A solid plastic continuous primary dissolution apparatus according to claim 2, wherein, The upper surface of the screening box (208) is fixedly connected with a crushing box (215), the inside of the crushing box (215) is rotatably connected with two crushing rollers (216), the surface of one end of the outer side of the two crushing rollers (216) is fixedly connected with a transmission gear (217), and the two transmission gears (217) are engaged, the surface of one side of the crushing box (215) is fixedly connected with a second servo motor (218), and the output shaft of the second servo motor (218) is fixedly connected with one of the crushing rollers (216), the upper surface of the crushing box (215) is fixedly connected with a feeding hopper (219), and the upper surface of the feeding hopper (219) is rotatably connected with two sealing covers (220).

4. A solid plastic continuous primary dissolution apparatus according to claim 3, wherein, The dissolving mechanism (3) comprises a dissolving barrel (301) and a second booster water pump (303) fixedly connected to the upper surface of the support bracket (1), the surface of the dissolving barrel (301) is fixedly connected with a discharge valve (302), and the two ends of the second booster water pump (303) are communicated with the premixing barrel (202) and the dissolving barrel (301) respectively.

5. A solid plastic continuous primary dissolution apparatus according to claim 4, wherein, The transfer mechanism (4) comprises a transfer seat (401) fixedly connected to the upper surface of the support bracket (1), the inside of the transfer seat (401) is provided with two first guide rods (402), the surface of the first guide rod (402) is slidably connected with two first sliding seats (403), the upper surface of the first sliding seat (403) is fixedly connected with a transfer plate (404), the inside of the transfer seat (401) is rotatably connected with a first threaded rod (405), and the two first sliding seats (403) are threadedly connected to the surface of the first threaded rod (405), the surface of the transfer seat (401) is fixedly connected with a third servo motor (406), and the output shaft of the third servo motor (406) is fixedly connected with the first threaded rod (405).

6. A solid plastic continuous primary dissolution apparatus according to claim 5, wherein, The aeration mechanism (5) comprises an aeration frame (501) fixedly connected to the surface of one of the transfer plates (404), the surface of the aeration frame (501) is provided with a longitudinally extending second guide rod (502), the surface of the second guide rod (502) is slidably connected with a second sliding seat (503), the surface of the second sliding seat (503) is fixedly connected with a fourth servo motor (504), the output shaft of the fourth servo motor (504) is fixedly connected with an aeration head (505), the surface of the aeration head (505) is fixedly connected with a plurality of aeration pipes (506), one side of the surface of the aeration frame (501) is fixedly connected with a fifth servo motor (507), the output shaft of the fifth servo motor (507) is fixedly connected with a winding wheel (508), the surface of the winding wheel (508) is provided with a connecting belt (509), and one end of the outer side of the connecting belt (509) is fixedly connected with the second sliding seat (503).

7. A solid plastic continuous primary dissolution apparatus according to claim 6, wherein, The mixing mechanism (6) comprises a mixing frame (601) fixedly connected to the surface of the other transfer plate (404), the surface of the mixing frame (601) is rotatably connected with a second threaded rod (602), the surface of the second threaded rod (602) is threadedly connected with a third sliding seat (603), the bottom of the third sliding seat (603) is fixedly connected with a cover plate (606), the surface of the cover plate (606) is rotatably connected with two mixing shafts (607), and the mixing shaft (607) is fixedly connected with a mixing paddle (608).

8. A solid plastic continuous primary dissolution apparatus according to claim 7, wherein, The top of the mixing frame (601) is fixedly connected with a sixth servo motor (604), and the output shaft of the sixth servo motor (604) is fixedly connected with the second threaded rod (602); the surface of the mixing frame (601) is provided with two longitudinally extending third guide rods (605), and a third sliding seat (603) is slidingly connected to the surface of the third guide rod (605); the surface of the third sliding seat (603) is fixedly connected with a seventh servo motor (609) and an eighth servo motor (612), and the output shaft of the seventh servo motor (609) is fixedly connected with a mixing shaft (607); the output shaft of the eighth servo motor (612) is fixedly connected with another mixing shaft (607), and each of the mixing shafts (607) is fixedly connected with a belt pulley (610); and the two belt pulleys (610) are drivingly connected through a transmission belt (611).

9. A solid plastic continuous primary dissolution apparatus according to claim 8, wherein, The clamping mechanism (7) comprises a clamping frame (701) fixedly connected to the upper surface of the support bracket (1), a first electric cylinder (702) fixedly connected to the surface of the clamping frame (701), a first clamping plate (703) fixedly connected to the surface of the piston rod of the first electric cylinder (702), a connecting plate (704) rotatably connected to the surface of the clamping frame (701) and located on both sides of the first electric cylinder (702), a second clamping plate (705) rotatably connected to the inner surface of the connecting plate (704), and two second electric cylinders (706) rotatably connected to the surface of the clamping frame (701), and the piston rods of the two second electric cylinders (706) are respectively rotatably connected with the two connecting plates (704).

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