Dehumidifying and drying device for plastic particle production

Abstract

The utility model discloses a dehumidification drying device for plastic particle production, which comprises a drying box, four supporting legs, a heating plate, a feed hopper, a drying mechanism and a stirring mechanism, the four supporting legs are fixedly arranged at the bottom of the drying box and are symmetrically distributed in pairs, the heating plate is fixedly arranged in the drying box, and the feed hopper is arranged in the drying box. The feeding hopper is fixedly installed at the top of the drying box. The drying mechanism is arranged at the bottom of the drying box. The plastic particle drying device is reasonable in design and good in practicability, airflow blown by the fan can be heated, then plastic particles are dried through the hot airflow, the plastic particles are integrally and evenly heated through the heating plate, the drying efficiency of the plastic particles is improved, the plastic particles can be driven to rotate, the drying efficiency of the plastic particles is improved, and the plastic particle drying efficiency is improved. And small plastic particles can be separated and collected through a material guiding pipe, a material collecting box and a filter screen, and the situation that air is polluted and difficult to clean is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic particle production and processing, in particular to a dehumidification and drying device for plastic particle production. Background Art

[0002] Plastic particles refer to granular plastics. Common plastic particles include general-purpose plastics, engineering plastics, and special plastics. These plastics need to be dehumidified and dried after production for subsequent use. At present, when dehumidifying and drying plastic particles, they are generally dehumidified and dried by natural drying. This natural drying method takes a long time, and the dehumidification and drying is not complete. At the same time, it is not convenient to collect the plastic particles after dehumidification and drying.

[0003] In response to the above problem, a plastic particle dehumidification and drying device is disclosed in Chinese patent announcement No. CN214747016U, and its technical highlights are: it includes a mounting seat; a frame, which is installed on the mounting seat; a support frame, at least two support frames, both installed in the frame; a fan, at least two fans, both installed on the support frame; a pushing mechanism, installed on the frame; and a discharge mechanism, installed on the frame.

[0004] In actual operation, it is found that the above scheme still has at least the following defects: in the process of drying plastic particles, there are small plastic particles that will be blown into the air, threatening the respiratory health of operators and difficult to clean and collect. Therefore, we propose a dehumidification and drying device for plastic particle production to solve the above problems. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a dehumidification and drying device for the production of plastic particles, which solves the problem that during the drying process of the plastic particles, fine plastic particles may be blown into the air, threatening the respiratory health of operators and being difficult to clean.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dehumidification and drying device for producing plastic particles, comprising a drying box, four supporting legs, a heating plate, a feed hopper, a drying mechanism and a stirring mechanism, wherein the four supporting legs are fixedly mounted at the bottom of the drying box and are symmetrically distributed in pairs, the heating plate is fixedly mounted in the drying box, the feed hopper is fixedly mounted on the top of the drying box, the drying mechanism is arranged at the bottom of the drying box, the drying mechanism is used to dry and dehumidify the plastic particles, the stirring mechanism is arranged in the drying box, and the stirring mechanism is used to stir the plastic particles.

[0007] Preferably, the drying mechanism includes four connecting rods, a mounting plate, a heating box, a fan, a heating wire, a connecting pipe, a duct, multiple air outlet pipes, multiple mesh plates and annular tubes. The four connecting rods are fixedly mounted on the bottom of the drying box and are symmetrically distributed in pairs. The mounting plate is fixedly mounted on the bottom ends of the four connecting rods. The heating box and the fan are fixedly mounted on the top of the mounting plate. The heating box is located on the left side of the fan. The heating wire is fixedly mounted in the heating box. The connecting pipe is fixedly mounted on the air outlet end of the fan. The left end of the connecting pipe is fixedly connected to the heating box. The duct is fixedly mounted on the air outlet end of the heating box. The multiple air outlet pipes are fixedly mounted on the bottom inner wall of the drying box. The multiple mesh plates are respectively fixedly mounted on the bottom ends of the corresponding air outlet pipes and are located in the drying box. The bottom ends of the multiple air outlet pipes extend outside the drying box. The annular tube is fixedly mounted on the bottom ends of the multiple air outlet pipes. The end of the duct away from the heating box is fixedly connected to the annular tube.

[0008] Preferably, the stirring mechanism includes a mounting base, a motor, a stirring shaft and a plurality of stirring blades. The mounting base is fixedly mounted on the top of the drying box and is located on the left side of the feed hopper. The motor is fixedly mounted in the mounting base. The output shaft end of the motor extends into the drying box. The stirring shaft is fixedly mounted on the output shaft end of the motor. The plurality of stirring blades are fixedly mounted on the stirring shaft and are evenly distributed.

[0009] Preferably, the inner wall of the bottom of the drying box is in a conical structure, a discharge pipe is fixedly installed at the bottom of the drying box, and a discharge valve is fixedly installed on the discharge pipe.

[0010] Preferably, a cross-shaped stirring blade is fixedly mounted on the bottom end of the stirring shaft, and the inclination angle of the cross-shaped stirring blade is consistent with the inclination angle of the inner wall of the bottom of the drying box.

[0011] Preferably, a material guide pipe is fixedly installed on the top of the drying box, a material collection box is detachably installed on the left side of the drying box, the material guide pipe extends into the material collection box at one end away from the drying box, an air outlet is opened on the top of the material collection box, and a filter is fixedly installed in the air outlet.

[0012] Preferably, an observation window is provided on the front side of the drying box, and tempered glass is fixedly installed in the observation window.

[0013] The utility model provides a dehumidification and drying device for the production of plastic particles. It has the following beneficial effects:

[0014] (1) The dehumidification and drying device for the production of plastic particles can heat the airflow blown by the fan by utilizing a drying mechanism composed of four connecting rods, a mounting plate, a heating box, a fan, an electric heating wire, a connecting pipe, a conduit, a plurality of air outlet pipes, a plurality of mesh plates and a circular tube, thereby drying the plastic particles with the hot airflow, and uniformly heating the entire plastic particles by utilizing a heating plate, thereby improving the drying efficiency of the plastic particles.

[0015] (2) The dehumidification and drying device for the production of plastic particles can drive the plastic particles to rotate by utilizing a stirring mechanism composed of a mounting base, a motor, a stirring shaft and a plurality of stirring blades, thereby improving the drying efficiency of the plastic particles. The device can also separate and collect small plastic particles through a material guide pipe, a collection box and a filter screen, thereby avoiding air pollution that is difficult to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the main view of the utility model;

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of the cross-shaped stirring blade.

[0019] In the figure: 1. Drying box; 2. Support legs; 3. Heating plate; 4. Feed hopper; 5. Connecting rod; 6. Mounting plate; 7. Heating box; 8. Fan; 9. Heating wire; 10. Connecting pipe; 11. Conduit; 12. Air outlet pipe; 13. Mesh plate; 14. Annular pipe; 15. Mounting seat; 16. Motor; 17. Stirring shaft; 18. Stirring blade; 19. Discharge pipe; 20. Discharge valve; 21. Cross-shaped stirring blade; 22. Material guide pipe; 23. Collecting box; 24. Air outlet; 25. Filter; 26. Observation window; 27. Tempered glass. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] like Figure 1-3As shown, the utility model provides a technical solution: a dehumidification and drying device for producing plastic particles, comprising a drying box 1, four supporting legs 2, a heating plate 3, a feeding hopper 4, a drying mechanism and a stirring mechanism, the four supporting legs 2 are fixedly installed at the bottom of the drying box 1 and are symmetrically distributed in pairs, the heating plate 3 is fixedly installed in the drying box 1, the heating plate 3 is used to uniformly heat the drying box 1 to improve the drying efficiency of the plastic particles, the feeding hopper 4 is fixedly installed on the top of the drying box 1, the drying mechanism is arranged at the bottom of the drying box 1, the drying mechanism is used to dry and dehumidify the plastic particles, the stirring mechanism is arranged in the drying box 1, the stirring mechanism is used to stir the plastic particles, and the above stirring mechanism includes a mounting seat 15 , a motor 16, a stirring shaft 17 and a plurality of stirring blades 18, the mounting base 15 is fixedly mounted on the top of the drying box 1 and is located on the left side of the feed hopper 4, the motor 16 is fixedly mounted in the mounting base 15, the motor 16 is used to drive the stirring shaft 17 to rotate, the output shaft end of the motor 16 extends into the drying box 1, the stirring shaft 17 is fixedly mounted on the output shaft end of the motor 16, a plurality of stirring blades 18 are fixedly mounted on the stirring shaft 17 and are evenly distributed, a cross-shaped stirring blade 21 is fixedly mounted on the bottom end of the stirring shaft 17, the cross-shaped stirring blade 21 is used to stir and dry the conical bottom of the drying box 1, and a stirring blind spot is avoided as much as possible, and the inclination angle of the cross-shaped stirring blade 21 is consistent with the inclination angle of the inner wall of the bottom of the drying box 1.

[0022] In this embodiment, an observation window 26 is provided on the front side of the above-mentioned drying box 1, and a tempered glass 27 is fixedly installed in the observation window 26. The bottom inner wall of the drying box 1 is in a conical structure. A discharge pipe 19 is fixedly installed on the bottom of the drying box 1, and a discharge valve 20 is fixedly installed on the discharge pipe 19. A guide pipe 22 is fixedly installed on the top of the drying box 1. The guide pipe 22 is used to transport small-particle plastic particles. A collection box 23 is detachably installed on the left side of the drying box 1, and the end of the guide pipe 22 away from the drying box 1 extends into the collection box 23. An air outlet 24 is provided on the top of the collection box 23, and a filter screen 25 is fixedly installed in the air outlet 24. The filter screen 25 is used to filter out the plastic particles to avoid air pollution.

[0023] In this embodiment, the drying mechanism includes four connecting rods 5, a mounting plate 6, a heating box 7, a fan 8, an electric heating wire 9, a connecting pipe 10, a duct 11, a plurality of air outlet pipes 12, a plurality of mesh plates 13 and a circular tube 14. The four connecting rods 5 are fixedly mounted on the bottom of the drying box 1 and are symmetrically distributed in pairs. The mounting plate 6 is fixedly mounted on the bottom ends of the four connecting rods 5. The heating box 7 and the fan 8 are fixedly mounted on the top of the mounting plate 6. The heating box 7 is located on the left side of the fan 8. The electric heating wire 9 is fixedly mounted in the heating box 7. The airflow blown by the fan 8 can be heated by using the electric heating wire 9. The connecting pipe 10 is fixedly mounted on the air outlet end of the fan 8. The left end of the tube 10 is fixedly connected to the heating box 7, the conduit 11 is fixedly installed at the air outlet end of the heating box 7, and multiple air outlet pipes 12 are fixedly installed on the bottom inner wall of the drying box 1. The multiple air outlet pipes 12 are used to increase the contact probability between the plastic particles and the hot air flow and improve the drying efficiency. Multiple mesh plates 13 are respectively fixedly installed at the bottom ends of the corresponding air outlet pipes 12 and are located in the drying box 1. The multiple mesh plates 13 are used to prevent plastic particles from falling into the air outlet pipes 12. The bottom ends of the multiple air outlet pipes 12 extend to the outside of the drying box 1. The annular tube 14 is fixedly installed at the bottom ends of the multiple air outlet pipes 12, and the end of the conduit 11 away from the heating box 7 is fixedly connected to the annular tube 14.

[0024] In this embodiment, a control switch is installed on the drying box 1, and the heating plate 3, the fan 8, the heating wire 9, the motor 16 and the control switch are electrically connected to the external power line through wires in sequence to form a loop. The control switch can control the start and stop of the heating plate 3, the fan 8, the heating wire 9 and the motor 16 respectively.

[0025] Through the above structure, the dehumidification and drying device for plastic particle production provided by the utility model can heat the airflow blown by the fan 8, and then use the hot airflow to dry the plastic particles, and use the heating plate 3 to heat the plastic particles as a whole evenly, thereby improving the drying efficiency of the plastic particles, and can also drive the plastic particles to rotate, thereby improving the drying efficiency of the plastic particles, and can separate and collect small particles of plastic particles through the guide pipe 22, the collection box 23 and the filter screen 25, thereby avoiding the difficulty of cleaning the polluted air. When used specifically, a proper amount of plastic particles is added to the drying box 1 through the feed hopper 4, and the heating plate 3, the fan 8 and the electric heating wire 9 are controlled. The motor 16 is in operation, the heating wire 9 heats the airflow blown by the fan 8, and the hot airflow is transported to the plastic particles above through multiple air outlet pipes 12 to dry and dehumidify the plastic particles. The motor 16 drives the stirring shaft 17 to rotate, and the stirring shaft 17 drives the multiple stirring blades 18 to rotate, and the multiple stirring blades 18 drive the plastic particles to rotate, thereby increasing the contact probability between the plastic particles and the hot airflow and improving the drying efficiency. At the same time, small particles of plastic particles are pushed by the airflow to enter the collecting box 23 through the material guide pipe 22, and are filtered and collected through the filtering effect of the filter screen 25 to avoid flying into the air and being difficult to clean.

[0026] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope recorded in the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A dehumidification and drying device for producing plastic particles, characterized in that: The invention comprises a drying box (1), four supporting legs (2), a heating plate (3), a feeding hopper (4), a drying mechanism and a stirring mechanism, wherein the four supporting legs (2) are fixedly mounted on the bottom of the drying box (1) and are symmetrically distributed in pairs, the heating plate (3) is fixedly mounted in the drying box (1), the feeding hopper (4) is fixedly mounted on the top of the drying box (1), the drying mechanism is arranged at the bottom of the drying box (1), and the drying mechanism is used to dry and dehumidify plastic particles, and the drying mechanism comprises four connecting rods (5), a mounting plate (6), a heating box (7), a fan (8), an electric heating wire (9), a connecting pipe (10), a conduit (11), a plurality of air outlet pipes (12), a plurality of mesh plates (13) and a circular ring pipe (14), the four connecting rods (5) are fixedly mounted on the bottom of the drying box (1) and are symmetrically distributed in pairs, the mounting plate (6) is fixedly mounted on the bottom ends of the four connecting rods (5), the heating box (7) and the fan (8) are fixedly mounted on the bottom ends of the four connecting rods (5), The heating box (7) is located on the top of the mounting plate (6), the heating box (7) is located on the left side of the fan (8), the heating wire (9) is fixedly installed in the heating box (7), the connecting pipe (10) is fixedly installed at the air outlet end of the fan (8), the left end of the connecting pipe (10) is fixedly connected to the heating box (7), the guide tube (11) is fixedly installed at the air outlet end of the heating box (7), and the plurality of air outlet pipes (12) are fixedly installed on the bottom inner wall of the drying box (1), and the plurality of The mesh plates (13) are respectively fixedly mounted on the bottom ends of the corresponding air outlet pipes (12) and are located in the drying box (1); the bottom ends of the plurality of air outlet pipes (12) extend outside the drying box (1); the annular tube (14) is fixedly mounted on the bottom ends of the plurality of air outlet pipes (12); one end of the guide tube (11) away from the heating box (7) is fixedly connected to the annular tube (14); the stirring mechanism is arranged in the drying box (1); and the stirring mechanism is used to stir the plastic particles.

2. A dehumidification and drying device for producing plastic particles according to claim 1, characterized in that: The stirring mechanism comprises a mounting seat (15), a motor (16), a stirring shaft (17) and a plurality of stirring blades (18); the mounting seat (15) is fixedly mounted on the top of the drying box (1) and located on the left side of the feed hopper (4); the motor (16) is fixedly mounted in the mounting seat (15); the output shaft end of the motor (16) extends into the drying box (1); the stirring shaft (17) is fixedly mounted on the output shaft end of the motor (16); and the plurality of stirring blades (18) are fixedly mounted on the stirring shaft (17) and are evenly distributed.

3. A dehumidification and drying device for producing plastic particles according to claim 2, characterized in that: The inner wall of the bottom of the drying box (1) is of a conical structure. A discharge pipe (19) is fixedly installed at the bottom of the drying box (1), and a discharge valve (20) is fixedly installed on the discharge pipe (19).

4. A dehumidification and drying device for producing plastic particles according to claim 3, characterized in that: A cross-shaped stirring blade (21) is fixedly mounted on the bottom end of the stirring shaft (17), and the inclination angle of the cross-shaped stirring blade (21) is consistent with the inclination angle of the bottom inner wall of the drying box (1).

5. A dehumidification and drying device for producing plastic particles according to claim 4, characterized in that: A material guide pipe (22) is fixedly installed on the top of the drying box (1), and a material collection box (23) is detachably installed on the left side of the drying box (1). The end of the material guide pipe (22) away from the drying box (1) extends into the material collection box (23), and an air outlet (24) is opened on the top of the material collection box (23), and a filter screen (25) is fixedly installed in the air outlet (24).

6. A dehumidification and drying device for producing plastic particles according to claim 5, characterized in that: The front side of the drying box (1) is provided with an observation window (26), and a tempered glass (27) is fixedly installed in the observation window (26).

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