Reprocessed plastic polymer thermal washing additive liquid premixing device

Abstract

The utility model discloses a regenerated plastic polymer thermal washing additive liquid premixing device, which belongs to the technical field of liquid premixing and comprises a reaction kettle, supporting plates are symmetrically and fixedly mounted at the top end of the reaction kettle, a mixing barrel is rotatably mounted between the two supporting plates, a partition plate is fixedly mounted on the inner wall of the mixing barrel, and the partition plate is fixedly mounted on the top end of the reaction kettle. Stirring assemblies are installed on the two sides of the partition plate respectively, a feeding pipe is fixedly installed on one supporting plate, one end of the feeding pipe penetrates through one side of the mixing barrel in a sliding mode and is arranged in a sealed mode, a groove matched with the feeding pipe is formed in one side of the supporting plate, and the feeding pipe is connected with the inner wall of the groove in a sealed and sliding mode. A feeding hole is formed in the top end of the outer side of the feeding pipe, a driving assembly is installed on one side of the mixing barrel, discharging pipes are symmetrically installed on the outer side of the mixing barrel, the device can continuously add additive liquid for premixing, meanwhile, the mixing speed is increased through layered mixing, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid premixing, in particular to a device for premixing recycled plastic polymer hot-washing additive liquid. Background Art

[0002] At present, since recycled plastics need to go through the steps of adding liquid to the reactor and hot washing during the processing process, in order to facilitate the hot washing step, the added liquid needs to be mixed, diluted and heated first. Therefore, a recycled plastic hot washing added liquid pre-mixing device is set on one side of the hot washing reactor.

[0003] In the prior art, there is a recycled plastic hot washing additive liquid premixing device with application number CN201720680716.X, which includes a mixing tank, a fixed frame, an agitator, a control box, a temperature sensor, a heater and a solenoid valve. The mixing tank and the heater are installed in parallel on the top of the reactor. A liquid outlet pipe is provided at the bottom of the mixing tank, and a solenoid valve is installed on the liquid outlet pipe. The heating rod of the heater is located at the bottom of the mixing tank. The fixed frame is installed on one side of the mixing tank, the agitator is installed on the fixed frame, and the control box is installed on the reactor. The control box is connected to the agitator, the temperature sensor, the heater and the solenoid valve through electric wires, and the temperature sensor is installed in the mixing tank. The recycled plastic hot washing additive liquid premixing device of the utility model can evenly mix and heat the additive liquid, finely control production parameters, improve production efficiency, save resources, reduce production costs, is easy to use, and has a reasonable design.

[0004] However, in the above-mentioned solutions in the prior art, the liquid needs to be poured into a mixing tank first and then heated, stirred and mixed, and then poured into the reactor after mixing. When there is a lot of liquid, it takes a long time to stir evenly, which is inefficient. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a recycled plastic polymer hot wash additive liquid premixing device, which aims to improve the problem that when there is a lot of liquid, it takes a long time to stir evenly and the efficiency is low.

[0006] The utility model is implemented as follows: a recycled plastic polymer hot washing additive liquid premixing device, comprising a reactor, a support plate symmetrically fixedly installed on the top of the reactor, a mixing barrel rotatably installed between the two support plates, a partition plate fixedly installed on the inner wall of the mixing barrel, stirring components are respectively installed on both sides of the partition plate, a feed pipe is fixedly installed on one of the support plates, one end of the feed pipe slides through one side of the mixing barrel and is sealed, a groove matching the feed pipe is provided on one side of the support plate, the feed pipe is sealingly and slidably connected to the inner wall of the groove, a feed hole is provided on the top of the outer side of the feed pipe, a driving component is installed on one side of the mixing barrel, a discharge pipe is symmetrically installed on the outer side of the mixing barrel, and a solenoid valve is installed on the discharge pipe.

[0007] In the preferred technical solution of the utility model, an observation mirror is arranged on the outer side of the support plate, and the observation mirror is arranged in an annular shape.

[0008] In the preferred technical solution of the present utility model, the partition is arranged at the center of the mixing barrel, and heating rods are symmetrically fixedly installed on both sides of the partition.

[0009] In the preferred technical solution of the utility model, the discharge pipe is symmetrically arranged on both sides of the partition, and the top of the reaction kettle is provided with a feed hole that cooperates with the discharge pipe.

[0010] In the preferred technical solution of the present utility model, the driving assembly includes a bracket, a first motor and a first rotating shaft, wherein the bracket is fixedly installed on one side of one of the support plates, the bracket is L-shaped, the first rotating shaft is fixedly installed at one end of the mixing barrel, one end of the first rotating shaft slides through the support plate and extends to the outside, the first bevel gear is fixedly installed on the outside of the first rotating shaft, the first motor is fixedly installed on the top of the bracket, the output end of the first motor passes through the bracket and fixedly installed with the second bevel gear, the first bevel gear and the second bevel gear are meshed and connected, and the first bevel gear is fixedly sleeved on the outside of the first rotating shaft.

[0011] In the preferred technical solution of the present utility model, the stirring assembly includes a second rotating shaft and a stirring rod, multiple second rotating shafts are symmetrically rotatably installed on both sides of the partition, multiple stirring rods are fixedly installed on the second rotating shaft, a rotating assembly is installed at the bottom end of the second rotating shaft, and multiple stirring rods are equidistantly installed on the second rotating shaft.

[0012] In the preferred technical scheme of the present utility model, the rotating assembly includes a third rotating shaft, a third bevel gear and a fourth bevel gear, the partition is hollow, the third rotating shaft is rotatably installed between the two sides of the inner wall of the partition, a plurality of third bevel gears are fixedly installed on the third rotating shaft, the bottom end of the second rotating shaft passes through one side of the partition and the fourth bevel gear is fixedly installed, the third bevel gear and the fourth bevel gear are meshingly connected, one end of the third rotating shaft slides through one side of the partition, the mixing barrel and the first rotating shaft and is rotatably connected to one side of the bracket, a second motor is fixedly installed on one side of the bracket, the output end of the second motor passes through one side of the bracket and is fixedly connected to one end of the third rotating shaft, a circular hole is provided on the first rotating shaft and a gap is provided between the inner wall of the circular hole and the outer side of the third rotating shaft.

[0013] In the preferred technical solution of the utility model, a sealing ring is fixedly installed on the outer side of the second rotating shaft, and the sealing ring is sealingly and slidably connected to one side of the partition.

[0014] The beneficial effects of the utility model are as follows: the utility model is a recycled plastic polymer hot washing additive liquid premixing device obtained by the above design. When in use, the additive liquid is pumped into the feed pipe through the water pump and then discharged into the mixing barrel through the feed hole. At this time, the heating rod and the second motor are started, and the second motor drives the third rotating shaft to rotate. The rotation of the third rotating shaft drives the second rotating shaft to rotate through the third bevel gear and the fourth bevel gear. The rotation of the second rotating shaft drives the stirring rod to rotate to heat and mix the additive liquid. The situation in the mixing barrel is observed through the observation mirror. When one side of the partition is full, the first motor is started to drive the second bevel gear to rotate. The rotation of the second bevel gear drives the mixing barrel to rotate 180° through the first bevel gear and the first rotating shaft. At this time, the additive liquid flows into the other side of the partition for collection, mixing and heating. At the same time, the solenoid valve on the discharge pipe below the mixing barrel is opened to feed the reactor in this cycle. This device can continuously add additive liquid for premixing. At the same time, layered mixing also speeds up the mixing speed and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a schematic diagram of the structure of a device for premixing a hot-wash additive liquid for recycled plastic polymers provided by the utility model;

[0017] Figure 2A schematic diagram of the internal structure of a mixing barrel is provided for an embodiment of the utility model;

[0018] Figure 3 A schematic diagram of the internal structure of a partition is provided for an embodiment of the utility model;

[0019] Figure 4 A partial structural schematic diagram of a device for premixing hot-wash additive liquid for recycled plastic polymers is provided for an embodiment of the utility model.

[0020] In the figure: 110-reactor; 120-support plate; 121-mixing barrel; 122-partition plate; 123-feeding pipe; 124-feeding hole; 125-discharging pipe; 126-observation mirror; 127-heating rod; 130-bracket; 131-first motor; 132-first rotating shaft; 1321-first bevel gear; 1322-second bevel gear; 140-second rotating shaft; 141-stirring rod; 142-third rotating shaft; 143-third bevel gear; 144-fourth bevel gear; 145-second motor; 146-sealing ring. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 2 The utility model provides a technical solution: a pre-mixing device for hot washing additive liquid of recycled plastic polymer, comprising a reactor 110, a support plate 120 symmetrically fixedly installed on the top of the reactor 110, a mixing barrel 121 rotatably installed between the two support plates 120, a partition plate 122 fixedly installed on the inner wall of the mixing barrel 121, and stirring components are respectively installed on both sides of the partition plate 122, a feed pipe 123 is fixedly installed on one of the support plates 120, one end of the feed pipe 123 slides through one side of the mixing barrel 121 and is sealed, and one side of the support plate 120 is provided with a feed pipe 123. The feed pipe 123 is sealed and slidably connected to the inner wall of the groove, a feed hole 124 is arranged at the top outer side of the feed pipe 123, a driving assembly is installed on one side of the mixing barrel 121, a discharge pipe 125 is symmetrically installed on the outer side of the mixing barrel 121, a solenoid valve is installed on the discharge pipe 125, a partition 122 is arranged at the center of the mixing barrel 121, heating rods 127 are symmetrically fixedly installed on both sides of the partition 122, the discharge pipe 125 is symmetrically arranged on both sides of the partition 122, and a feed hole matching the discharge pipe 125 is arranged at the top of the reactor 110.

[0023] In some specific embodiments, an observation mirror 126 is disposed on the outer side of the support plate 120 . The observation mirror 126 is arranged in a ring shape to facilitate observation of the amount of added liquid in the mixing barrel 121 .

[0024] See also Figure 3 and Figure 4 The driving assembly includes a bracket 130, a first motor 131 and a first rotating shaft 132, wherein the bracket 130 is fixedly installed on one side of one support plate 120, the bracket 130 is L-shaped, the first rotating shaft 132 is fixedly installed on one end of the mixing barrel 121, one end of the first rotating shaft 132 passes through the support plate 120 and extends to the outside, a first bevel gear 1321 is fixedly installed on the outside of the first rotating shaft 132, the first motor 131 is fixedly installed on the top of the bracket 130, and the output end of the first motor 131 passes through the bracket 130 The second bevel gear 1322 is fixedly installed, the first bevel gear 1321 and the second bevel gear 1322 are meshed and connected, the first bevel gear 1321 is fixedly sleeved on the outside of the first rotating shaft 132, the stirring assembly includes a second rotating shaft 140 and a stirring rod 141, multiple second rotating shafts 140 are symmetrically installed on both sides of the partition 122 for rotation, multiple stirring rods 141 are fixedly installed on the second rotating shaft 140, a rotating assembly is installed at the bottom end of the second rotating shaft 140, and multiple stirring rods 141 are equidistantly installed on the second rotating shaft 140.

[0025] In some specific embodiments, the rotating assembly includes a third rotating shaft 142, a third bevel gear 143, and a fourth bevel gear 144. The partition 122 is hollow, and the third rotating shaft 142 is rotatably installed between the inner walls of the partition 122. A plurality of third bevel gears 143 are fixedly installed on the third rotating shaft 142. The bottom end of the second rotating shaft 140 passes through one side of the partition 122 and is fixedly installed with the fourth bevel gear 144. The third bevel gear 143 and the fourth bevel gear 144 are meshed and connected. One end of the third rotating shaft 142 slides through the partition 122. It passes through one side of the partition 122, the mixing barrel 121 and the first rotating shaft 132 and is rotatably connected to one side of the bracket 130. The second motor 145 is fixedly installed on one side of the bracket 130. The output end of the second motor 145 passes through one side of the bracket 130 and is fixedly connected to one end of the third rotating shaft 142. A circular hole is provided on the first rotating shaft 132 and the third rotating shaft 142. A gap is provided between the inner wall of the circular hole and the outer side of the third rotating shaft 142, so as to facilitate the synchronous rotation of all the second rotating shafts 140 at the same time, thereby improving the mixing efficiency.

[0026] In some specific implementation schemes, a sealing ring 146 is fixedly installed on the outer side of the second rotating shaft 140 , and the sealing ring 146 is sealingly and slidably connected to one side of the partition 122 , so as to effectively prevent the additive liquid from flowing into the partition 122 .

[0027] Working principle: When in use, the added liquid is pumped into the feed pipe 123 through the water pump and then discharged from the feed hole into the mixing barrel 121. At this time, the heating rod 127 and the second motor 145 are started, and the second motor 145 drives the third rotating shaft 142 to rotate. The third rotating shaft 142 rotates through the third bevel gear 143 and the fourth bevel gear 144 to drive the second rotating shaft 140 to rotate. The second rotating shaft 140 rotates and drives the stirring rod 141 to rotate to heat and mix the added liquid. The situation in the mixing barrel 121 is observed from the observation mirror 126. When one side of the partition 122 is full, the first motor 131 is started to drive the second bevel gear 1322 to rotate. The second bevel gear 1322 rotates through the first bevel gear 1321 and the first rotating shaft 132 to drive the mixing barrel 121 to rotate 180°. At this time, the added liquid flows into the other side of the partition 122 for collection, mixing and heating. At the same time, the solenoid valve on the discharge pipe 125 below the mixing barrel 121 is opened to feed the reactor 110. This cycle can be repeated.

[0028] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A device for premixing recycled plastic polymer hot wash additive liquid, comprising a reaction kettle, characterized in that: A support plate is symmetrically fixedly installed on the top of the reactor, a mixing barrel is rotatably installed between the two support plates, a partition is fixedly installed on the inner wall of the mixing barrel, and stirring components are respectively installed on both sides of the partition, a feed pipe is fixedly installed on one of the support plates, one end of the feed pipe slides through one side of the mixing barrel and is sealed, a groove matching the feed pipe is provided on one side of the support plate, the feed pipe is sealingly and slidably connected to the inner wall of the groove, a feed hole is provided on the outer top of the feed pipe, a driving component is installed on one side of the mixing barrel, a discharge pipe is symmetrically installed on the outer side of the mixing barrel, and a solenoid valve is installed on the discharge pipe.

2. A premixing device for hot washing additive liquid of recycled plastic polymer according to claim 1, characterized in that: An observation mirror is arranged on the outer side of the support plate, and the observation mirror is arranged in a ring shape.

3. A premixing device for hot washing additive liquid of recycled plastic polymer according to claim 1, characterized in that: The partition is arranged at the center of the mixing barrel, and heating rods are symmetrically fixedly installed on both sides of the partition.

4. A premixing device for hot washing additive liquid of recycled plastic polymer according to claim 1, characterized in that: The discharge pipes are symmetrically arranged on both sides of the partition, and a feed hole matching with the discharge pipe is arranged at the top of the reaction kettle.

5. A premixing device for hot washing additive liquid of recycled plastic polymer according to claim 1, characterized in that: The driving assembly includes a bracket, a first motor and a first rotating shaft, wherein the bracket is fixedly mounted on one side of one of the support plates, the bracket is L-shaped, the first rotating shaft is fixedly mounted on one end of the mixing barrel, one end of the first rotating shaft passes through the support plate and extends to the outside, a first bevel gear is fixedly mounted on the outside of the first rotating shaft, the first motor is fixedly mounted on the top of the bracket, the output end of the first motor passes through the bracket and is fixedly mounted with a second bevel gear, and the first bevel gear and the second bevel gear are meshingly connected.

6. A premixing device for hot washing additive liquid of recycled plastic polymer according to claim 5, characterized in that: The stirring assembly includes a second rotating shaft and a stirring rod. A plurality of the second rotating shafts are symmetrically and rotatably mounted on both sides of the partition. A plurality of the stirring rods are fixedly mounted on the second rotating shaft. A rotating assembly is mounted on the bottom end of the second rotating shaft.

7. A premixing device for hot washing additive liquid of recycled plastic polymer according to claim 6, characterized in that: The rotating assembly includes a third rotating shaft, a third bevel gear and a fourth bevel gear. The partition is hollow, and the third rotating shaft is rotatably installed between the two sides of the inner wall of the partition. A plurality of third bevel gears are fixedly installed on the third rotating shaft. The bottom end of the second rotating shaft passes through one side of the partition and the fourth bevel gear is fixedly installed. The third bevel gear and the fourth bevel gear are meshed and connected. One end of the third rotating shaft slides through one side of the partition, the mixing barrel and the first rotating shaft and is rotatably connected to one side of the bracket. A second motor is fixedly installed on one side of the bracket, and an output end of the second motor passes through one side of the bracket and is fixedly connected to one end of the third rotating shaft.

8. A premixing device for hot washing additive liquid of recycled plastic polymer according to claim 6, characterized in that: A sealing ring is fixedly installed on the outer side of the second rotating shaft, and the sealing ring is sealingly and slidably connected with one side of the partition.

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