CN219381185U

CN219381185U - PC plastic processing drying device

Info

Publication number: CN219381185U
Application number: CN202320583595.2U
Authority: CN
Inventors: 王冲
Original assignee: Mianyang Meishengbang Technology Co ltd
Current assignee: Mianyang Meishengbang Technology Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-07-21
Anticipated expiration: 2033-03-23

Abstract

The utility model discloses a PC plastic processing and drying device, which relates to the technical field of plastic processing and drying equipment, and comprises a drying box, wherein a drying cylinder is arranged in the drying box.

Description

PC plastic processing drying device

Technical Field

The utility model relates to the technical field of plastic processing and drying equipment, in particular to a PC plastic processing and drying device.

Background

In the plastic production process, plastic particles are often subjected to drying treatment, so that a drying device is required.

The existing Chinese patent (bulletin number: CN 209273738U) is a drying device for processing plastic raw materials, and comprises a drying box, wherein a feeding hole is formed in one side of the top surface of the drying box, a discharging hole is formed in one side of the bottom of the drying box, a plurality of first electric heating rods are mounted on the inner wall of the top of the drying box at intervals, and a roller is horizontally arranged in the drying box.

In the use process of the drying equipment, the heating rods arranged inside and outside are utilized to heat and dry the plastic raw materials in the roller, but the plastic raw materials which are not used in the rotation process of the roller are fully contacted with the heating rods, so that the situation that one part of the plastic raw materials is completely dried and the other part of the plastic raw materials are not completely dried after the heating and drying are finished can occur.

For this reason, we propose a drying device for PC plastic processing to solve the above problems.

Disclosure of Invention

The utility model provides a PC plastic processing and drying device, which solves the technical problem of poor drying effect in the prior art.

In order to solve the technical problems, the utility model provides the PC plastic processing drying device which comprises a drying box, wherein a drying cylinder is arranged in the drying box, a driving motor and a spiral feeding rod driven by the driving motor to rotate are arranged above the drying box, one side of the drying box is connected with a heating box, a first exhaust fan is connected to the heating box, a heating resistance wire is connected to the heating box, a heating shunt pipe is connected to the drying box, the heating shunt pipe is communicated with the first exhaust fan, and a driving assembly for driving the drying cylinder to rotate is arranged at the bottom of the drying box.

Preferably, the driving assembly comprises a mounting box, a transmission rod is arranged in the mounting box, two synchronous wheels are arranged in the mounting box, synchronous belts are arranged on the synchronous wheels, one synchronous wheel is connected with a driving rod, the other end of the driving rod is connected with a drying cylinder, and a servo motor for driving the transmission rod to rotate is connected to the mounting box.

Preferably, the drying box is connected with a feeding pipe, the bottom of the drying cylinder is connected with a discharge valve, and discharge ports are formed in two sides of the drying box.

Preferably, the bottom of the drying box is connected with a flow guiding seat.

Preferably, the bottom of the drying cylinder is connected with a supporting frame, the supporting frame is slidably connected in a drying box, and a sliding groove matched with the supporting frame is formed in the drying box.

Preferably, the drying cylinder is provided with a feed inlet.

Preferably, the drying oven further comprises a heat recovery assembly, the heat recovery assembly comprises a second exhaust fan, the second exhaust fan is connected to the drying oven, one side of the second exhaust fan is connected with a purifying box, an activated carbon filter screen is connected in the purifying box, one side of the purifying box is connected with a gas pipe, a heat recovery pipe is connected in the drying oven, and the heat recovery pipe is communicated with the gas pipe.

Preferably, a gas collecting hood is connected in the drying box, and the other end of the gas collecting hood is communicated with the second exhaust fan.

Compared with the related art, the PC plastic processing and drying device provided by the utility model has the following beneficial effects:

1. according to the utility model, the first exhaust fan inputs external air into the drying box, the input air is heated when passing through the heating resistance wire, the plastic raw material in the drying cylinder is dried, the driving component is utilized to drive the drying cylinder to rotate, and then the driving motor is started to drive the spiral feeding rod to rotate, so that the plastic in the drying cylinder can be driven to continuously move, and the raw material is uniformly heated.

2. In the utility model, the second exhaust fan is started to suck the rising hot air in the drying box into the purifying box, then the peculiar smell contained in the hot air can be purified through the active carbon filter screen, and the purified gas can be conveyed into the drying box through the heat recovery pipe again, so that the purposes of purifying and recovering heat are achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a PC plastic processing and drying device;

FIG. 2 is a schematic diagram of the internal structure of a PC plastic processing and drying device;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged view of the structure at B in fig. 2.

Reference numerals in the drawings: 1. a drying box; 2. a drying cylinder; 3. a driving motor; 4. a spiral feeding rod; 5. a heating box; 6. a first exhaust fan; 7. a heating resistance wire; 8. heating the shunt tube; 9. a mounting box; 10. a servo motor; 11. a transmission rod; 12. a synchronizing wheel; 13. a synchronous belt; 14. a driving rod; 15. a second exhaust fan; 16. a purifying box; 17. an active carbon filter screen; 18. and a heat recovery tube.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

The first embodiment is given by fig. 1-3, a drying device for processing PC plastic, which comprises a drying oven 1, the drying oven 1 is rotationally connected with a drying cylinder 2, a plurality of drying holes are formed in the drying cylinder 2, a mounting cavity is formed in the drying oven 1, the drying cylinder 2 is mounted, the mounting cavity is cylindrical, the top of the drying oven 1 is connected with a driving end of a driving motor 3, the driving end extends into the drying oven 1 and is connected with a spiral feeding rod 4, one end of the spiral feeding rod 4 extends into the drying cylinder 2, one side of the drying oven 1 is connected with a heating oven 5, a first exhaust fan 6 is connected to the heating oven 5, a heating resistance wire 7 is connected to the heating oven 5, a heating shunt pipe 8 is connected to the drying oven 1, and the heating shunt pipe 8 is communicated with the first exhaust fan 6.

Referring to fig. 2 and 3, a driving assembly for driving the drying cylinder 2 to rotate is arranged at the bottom of the drying box 1, the driving assembly comprises a mounting box 9, a transmission rod 11 is rotationally connected to the mounting box 9, two synchronous wheels 12 which are mutually symmetrical are rotationally connected to the mounting box 9, a synchronous belt 13 is arranged between the two synchronous wheels 12, the synchronous wheels 12 are in transmission connection by using the arranged synchronous belt 13, a driving rod 14 is connected to one synchronous wheel 12, the other end of the driving rod 14 is connected with the drying cylinder 2, a servo motor 10 is connected to the mounting box 9, and the driving end of the servo motor 10 extends into the mounting box 9 and is connected with one end of the transmission rod 11.

In the process of drying plastics, the heating resistance wire 7 is started to generate heat, then the first exhaust fan 6 is started to input outside air into the drying box 1, the input air is heated when passing through the heating resistance wire 7, thereby drying the plastic raw materials in the drying cylinder 2, the driving assembly is used for driving the drying cylinder 2 to rotate, and then the driving motor 3 is started to drive the spiral feeding rod 4 to rotate, so that the plastics in the drying cylinder 2 can be driven to continuously move, and the raw materials are uniformly heated.

In addition, referring to fig. 2, a feeding pipe is connected to the drying box 1, a discharging valve is connected to the bottom of the drying cylinder 2, discharging ports are formed in two sides of the drying box 1, the feeding pipe is convenient for adding raw materials into the drying cylinder 2, the discharging valves are convenient for controlling discharging amount, the discharging ports on two sides can guide the raw materials out of the drying box 1, a flow guiding seat is connected to the bottom of the drying box 1, the flow guiding seat is convenient for improving discharging speed, and raw materials are prevented from accumulating at the bottom of the drying box 1;

in combination with fig. 2, the bottom of the drying cylinder 2 is connected with a supporting frame, the supporting frame is slidably connected in the drying box 1, a chute matched with the supporting frame is formed in the drying box 1, the supporting frame improves the stability of the drying cylinder 2 in the rotation process, a feed inlet is formed in the drying cylinder 2, feeding is convenient, and the drying cylinder 2 is prevented from being interfered with the feed pipe in the rotation process.

The second embodiment is shown in fig. 1-4, and based on the first embodiment, referring to fig. 2 and 4, the heat recovery device further comprises a second exhaust fan 15, the second exhaust fan 15 is connected to the drying cabinet 1, one side of the second exhaust fan 15 is connected to a purifying cabinet 16, an activated carbon filter screen 17 is connected to the purifying cabinet 16, one side of the purifying cabinet 16 is connected to a gas pipe, a heat recovery pipe 18 is connected to the drying cabinet 1, and the heat recovery pipe 18 is communicated with the gas pipe.

The second exhaust fan 15 is started to suck the rising hot air in the drying box 1 into the purifying box 16, then the peculiar smell contained in the hot air can be purified through the active carbon filter screen 17, and the purified gas can be conveyed into the drying box 1 through the heat recovery pipe 18 again, so that the purposes of purifying and recovering heat are achieved.

In addition, referring to fig. 2 and 4, a gas collecting hood is connected in the drying cabinet 1, and the other end of the gas collecting hood is communicated with the second exhaust fan 15, so that the range of absorbing hot air can be lifted by the gas collecting hood.

Working principle: when the plastic raw material needs to be dried:

the plastic raw material is added into the drying cylinder 2 through the feeding pipe, then the air cushion heating resistance wire 7 generates heat, the first exhaust fan 6 is started to blow the heat of the heating resistance wire 7 into the drying box 1, meanwhile, the servo motor 10 is started to drive the transmission rod 11 to rotate, at the moment, the synchronous wheel 12 connected to the transmission rod 11 can drive the drying cylinder 2 to rotate through the synchronous belt 13 and the driving rod 14, so that the raw material in the drying cylinder 2 is fully contacted with hot gas, and the driving motor 3 can be started to drive the spiral feeding rod 4 to rotate to overturn the raw material in the drying cylinder 2 while the drying cylinder 2 rotates, so that the condition that particles accumulated in the raw material are insufficiently contacted with hot gas is avoided;

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PC plastics processing drying device, includes drying cabinet (1), its characterized in that, be provided with drying cylinder (2) in drying cabinet (1), drying cabinet (1) top is provided with driving motor (3) and realizes pivoted spiral feed rod (4) by driving motor (3) drive, one side of drying cabinet (1) is connected with heating cabinet (5), be connected with first air exhauster (6) on heating cabinet (5), heating cabinet (5) internal connection has heating resistance wire (7), drying cabinet (1) internal connection has heating shunt tubes (8), heating shunt tubes (8) are linked together with first air exhauster (6), the bottom of drying cabinet (1) is provided with and is used for driving drying cylinder (2) pivoted drive assembly.

2. The PC plastic processing and drying device according to claim 1, wherein the driving assembly comprises a mounting box (9), a transmission rod (11) is arranged in the mounting box (9), two synchronous wheels (12) are arranged in the mounting box (9), a synchronous belt (13) is arranged on each synchronous wheel (12), a driving rod (14) is connected to one synchronous wheel (12), the other end of the driving rod (14) is connected with the drying cylinder (2), and a servo motor (10) for driving the transmission rod (11) to rotate is connected to the mounting box (9).

3. The PC plastic processing and drying device according to claim 2, wherein the drying box (1) is connected with a feeding pipe, the bottom of the drying cylinder (2) is connected with a discharging valve, and discharging ports are formed in two sides of the drying box (1).

4. The PC plastic processing and drying device according to claim 2, characterized in that the bottom of the drying cabinet (1) is connected with a guide seat.

5. The PC plastic processing and drying device according to claim 2, wherein the bottom of the drying cylinder (2) is connected with a supporting frame, the supporting frame is slidably connected in the drying box (1), and a chute matched with the supporting frame is formed in the drying box (1).

6. The drying device for PC plastic processing according to claim 2, wherein the drying cylinder (2) is provided with a feed inlet.

7. The PC plastic processing drying apparatus according to any one of claims 1-6, further comprising a heat recovery assembly, the heat recovery assembly comprising a second suction fan (15), the second suction fan (15) being connected to the drying cabinet (1), one side of the second suction fan (15) being connected to a purge bin (16), an activated carbon filter screen (17) being connected to the purge bin (16), one side of the purge bin (16) being connected to a gas pipe, a heat recovery pipe (18) being connected to the drying cabinet (1), the heat recovery pipe (18) being in communication with the gas pipe.

8. The PC plastic processing and drying device according to claim 7, wherein a gas collecting hood is connected in the drying box (1), and the other end of the gas collecting hood is communicated with a second exhaust fan (15).