CN218196238U

CN218196238U - Preheating device is used in plastic granules production

Info

Publication number: CN218196238U
Application number: CN202222793294.0U
Authority: CN
Inventors: 黄辉华; 陈俊良; 杨勇
Original assignee: Dahan High Performance Materials Guangdong Co Ltd
Current assignee: Dahan High Performance Materials Guangdong Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-03
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a preheating device is used in plastic granules production, mixing box including the toper form, one side of mixing box fixedly connected with preheating box and hot-water tank in proper order, the upper end that the preheating box was kept away from to the hot-water tank runs through there is the inlet tube, the inlet pipe is installed in the upper end slope of mixing box, the rear end fixed mounting that the mixing box was kept away from to the inlet pipe has the hopper, the one end that the preheating box was kept away from to the mixing box is equipped with the motor, the output of motor extends to the inside one end of mixing box and installs the inner tube, be equipped with the clearance between the outer wall of inner tube and the inner wall of preheating box, the externally mounted that the inner tube corresponds mixing box toper cross-section has the spiral leaf, the lower extreme of preheating box external anchor has discharging pipe and outlet pipe by preceding rear run through in proper order, the inner wall of outlet pipe upper end is equipped with the filter screen. The utility model discloses at the in-process that uses, this plastic granules preheat the structure and can be avoiding plastic granules to produce the phenomenon that bonds with the pipe inner wall through the mode of electrical heating, and can practice thrift the cost, promote and preheat efficiency.

Description

Preheating device is used in plastic granules production

Technical Field

The utility model relates to a plastics production facility technical field especially relates to a preheating device is used in plastic granules production.

Background

In the production process of plastic products, because plastic particles are low in toughness and easy to break under low-temperature environment processing, the plastic particles need to be subjected to preheating treatment before processing plastic parts, so that the plastic parts can be processed at a proper temperature.

In the traditional preheating process of plastic particles during processing, the plastic particles are preheated basically in an electric heating mode, and the plastic particles are easily melted and adhered to the inner wall of a conveying pipeline due to the preheating of the plastic particles by electric heating, so that the plastic particles are very difficult to clean. Therefore, a preheating device for plastic particle production is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a preheating device for plastic particle production.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a preheating device is used in plastic granules production, includes the mixing box of toper form, one side of mixing box fixedly connected with preheating box and hot-water tank in proper order, the upper end that the preheating box was kept away from to the hot-water tank runs through there is the inlet tube, the inlet pipe is installed in the upper end slope of mixing box, the rear end fixed mounting that the mixing box was kept away from to the inlet pipe has the income hopper, the one end that the preheating box was kept away from to the mixing box is equipped with the motor, the output of motor extends to the inside one end of mixing box and installs the inner tube, be equipped with the clearance between the outer wall of inner tube and the inner wall of preheating box, the outer mounting that the inner tube corresponds mixing box toper cross-section has the spiral leaf, the lower extreme of preheating box external flank runs through in proper order by preceding back has discharging pipe and outlet pipe, the inner wall of outlet pipe upper end is equipped with the filter screen.

Preferably, one end of the mixing box, which is far away from the preheating box, is provided with a fixed plate, a mounting rack is mounted on the outer side of the fixed plate, and the mounting rack is connected with a motor.

Preferably, a screw rod is rotatably arranged in the hot water tank and fixedly connected with the inner pipe.

Preferably, the output end of the motor is provided with a rotating rod, and the rotating rod extends into the mixing box and is fixedly connected with the inner pipe.

Preferably, the inboard fixed mounting that goes into the hopper outer end has the screen cloth, the middle part in the screen cloth outside transversely installs and punctures the tooth, go into the hopper and keep away from the downside of inlet pipe one end and install the board of taking of level form.

Preferably, a connecting piece is arranged between the preheating tank and the hot water tank together, and the preheating tank and the hot water tank are connected in a sealing mode through the connecting piece.

Preferably, a locking rod is arranged at the joint of the upper end of the feeding pipe and the feeding hopper, and the feeding hopper is bolted with the feeding pipe through the locking rod.

The utility model provides a pair of preheating device is used in plastic granules production, beneficial effect lies in:

1. placing the plastic particle packaging bags to be preheated on the carrying plate, and discharging all plastic particles in the plastic particle packaging bags into the hopper under the piercing effect of the corresponding piercing teeth at the rear end of the feeding hopper, and then further feeding the plastic particles into the mixing box;

2. the motor is started, the water inlet pipe is communicated with a hot water source, the motor drives the spiral blade to rotate, plastic particles in the mixing box are slowly and uniformly transferred to the preheating box, meanwhile, the hot water continuously moves towards the inside of the preheating box under the action of the screw, so that the plastic particles and the hot water in the preheating box are fully mixed, the hot water continuously conducts heat to the plastic particles, and the purpose of preheating the plastic particles is achieved. The preheating structure for the plastic particles can avoid the phenomenon that the plastic particles are bonded with the inner wall of the pipeline in an electric heating mode.

Drawings

Fig. 1 is a schematic structural view of a preheating device for plastic particle production according to the present invention;

FIG. 2 is a sectional view of a part of the structure of the preheating device for producing plastic granules of the present invention;

FIG. 3 is a side sectional view of a preheating device for producing plastic granules according to the present invention;

fig. 4 is the utility model provides a schematic structure diagram of preheating device's feeder hopper is used in plastic granules production.

In the figure: 1. a mixing box; 2. a preheating box; 3. a connecting member; 4. a hot water tank; 5. a water inlet pipe; 6. a feed pipe; 7. a locking lever; 8. feeding into a hopper; 9. screening a screen; 10. piercing the teeth; 11. building a support plate; 12. a mounting frame; 13. a motor; 14. a fixing plate; 15. a rotating rod; 16. helical leaves; 17. an inner tube; 18. a discharge pipe; 19. a water outlet pipe; 20. a screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a preheating device is used in plastic granules production, mixing box 1 including the toper form, one side of mixing box 1 is fixedly connected with preheating box 2 and hot-water tank 4 in proper order, hot-water tank 4 is kept away from the upper end of preheating box 2 and is run through inlet tube 5, inlet pipe 6 is installed in the upper end slope of mixing box 1, inlet pipe 6 keeps away from the rear end fixed mounting of mixing box 1 and goes into hopper 8, the one end that preheating box 2 was kept away from to mixing box 1 is equipped with motor 13, inner tube 17 is installed to the one end that the output of motor 13 extends to mixing box 1 inside, be equipped with the clearance between the outer wall of inner tube 17 and the inner wall of preheating box 2, the setting in clearance, be convenient for plastic granules get into and mix with the hot water, form the heat transfer, reach the mesh of preheating plastic granules.

The externally mounted that inner tube 17 corresponds mixing box 1 toper cross-section has helical blade 16, the lower extreme of 2 outer anchor rings of preheating cabinet is run through behind by preceding in proper order has discharging pipe 18 and outlet pipe 19, the inner wall of outlet pipe 19 upper end is equipped with the filter screen, the one end that preheating box 2 was kept away from to mixing box 1 is equipped with fixed plate 14, mounting bracket 12 is installed in the outside of fixed plate 14, mounting bracket 12 is connected with motor 13, screw rod 20 is installed in the internal rotation of hot-water tank 4, screw rod 20 and inner tube 17 looks fixed connection, bull stick 15 is installed to the output of motor 13, bull stick 15 extends to mixing box 1 in with inner tube 17 looks fixed connection.

The inner side of the outer end of the feeding hopper 8 is fixedly provided with a screen 9, the middle part of the outer side of the screen 9 is transversely provided with piercing teeth 10, the lower side of one end of the feeding hopper 8, which is far away from the feeding pipe 6, is provided with a horizontal carrying plate 11, the carrying plate 11 is arranged to facilitate the placement of plastic particle packaging bags, the piercing and opening of the packaging bags are completed through the piercing teeth 10, and therefore plastic particles slowly enter the feeding hopper 8 from the inside of the packaging bags to form uniform feeding.

The preheating tank 2 and the hot water tank 4 are jointly provided with the connecting piece 3, the preheating tank 2 and the hot water tank 4 are hermetically connected through the connecting piece 3, the locking rod 7 is arranged at the joint of the upper end of the feeding pipe 6 and the feeding hopper 8, the feeding hopper 8 is bolted with the feeding pipe 6 through the locking rod 7, the feeding hopper 8 is convenient to disassemble and assemble, and the operation is simple.

The utility model discloses in, the device is when using: the plastic particle packaging bag to be preheated is placed on the carrying plate 11, and the plastic particles in the plastic particle packaging bag are all discharged into the hopper 8 under the piercing effect of the piercing teeth 10 corresponding to the rear end of the feeding hopper 8, and then further enter the mixing box 1, at the moment, the motor 13 is started, the water inlet pipe 5 is communicated with a hot water source, the motor 13 drives the spiral blade 16 to rotate, the plastic particles in the mixing box 1 are slowly and uniformly transferred into the preheating box 2, namely, in the gap between the inner pipe 17 and the inner wall of the preheating box 2, and simultaneously, the hot water continuously moves into the preheating box 2 under the action of the screw 20, so that the plastic particles in the preheating box 2 and the hot water are fully mixed, and the hot water continuously transfers heat into the plastic particles, thereby achieving the purpose of preheating the plastic particles. The preheating structure for the plastic particles can avoid the phenomenon that the plastic particles are bonded with the inner wall of the pipeline in an electric heating mode, can save cost and improve preheating efficiency.

The preheated plastic particles are discharged through a discharge pipe 18 for processing of the next process flow, and the hot water of the preheated plastic particles is discharged to a hot water source through a water outlet pipe 19 for recycling of water resources.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a preheating device is used in plastic granules production, includes conical mixing box (1), its characterized in that, one side of mixing box (1) fixedly connected with preheating box (2) and hot-water tank (4) in proper order, the upper end that preheating box (2) were kept away from in hot-water tank (4) runs through inlet tube (5), inlet pipe (6) are installed in the upper end slope of mixing box (1), the rear end fixed mounting that mixing box (1) were kept away from in inlet pipe (6) has hopper (8), the one end that preheating box (2) were kept away from in mixing box (1) is equipped with motor (13), inner tube (17) are installed to the one end that the output of motor (13) extended to mixing box (1) inside, be equipped with the clearance between the outer wall of inner tube (17) and the inner wall of preheating box (2), inner tube (17) correspond the externally mounted of mixing box (1) conical section and have spiral leaf (16), the lower extreme of preheating box (2) outer anchor has run through discharging pipe (18) and outlet pipe (19) in proper order by preceding back, the inner wall of outlet pipe (19) upper end is equipped with the filter screen.

2. A preheating device for plastic particle production according to claim 1, wherein a fixing plate (14) is provided at one end of the mixing box (1) far from the preheating box (2), a mounting frame (12) is mounted on the outer side of the fixing plate (14), and the mounting frame (12) is connected with a motor (13).

3. The preheating device for plastic particle production according to claim 1, wherein a screw (20) is rotatably installed inside the hot water tank (4), and the screw (20) is fixedly connected with the inner pipe (17).

4. The preheating device for plastic particle production according to claim 1, wherein a rotating rod (15) is installed at the output end of the motor (13), and the rotating rod (15) extends into the mixing box (1) and is fixedly connected with the inner pipe (17).

5. The preheating device for plastic particle production as claimed in claim 1, wherein a screen (9) is fixedly installed on the inner side of the outer end of the feeding hopper (8), piercing teeth (10) are transversely installed in the middle of the outer side of the screen (9), and a horizontal lapping plate (11) is installed on the lower side of one end of the feeding hopper (8) far away from the feeding pipe (6).

6. The preheating device for plastic particle production according to claim 1, wherein a connecting member (3) is installed between the preheating tank (2) and the hot water tank (4), and the preheating tank (2) and the hot water tank (4) are hermetically connected through the connecting member (3).

7. The preheating device for plastic particle production according to claim 1, wherein a locking rod (7) is arranged at the connection of the upper end of the feeding pipe (6) and the feeding hopper (8), and the feeding hopper (8) is bolted with the feeding pipe (6) through the locking rod (7).