Electromagnetic induction heating device of high-performance granulator

Abstract

The utility model discloses a high-performance pelletizer electromagnetic induction heating device which comprises an extrusion cylinder, one side of the extrusion cylinder is fixedly connected with a fixed side plate, one side of the fixed side plate is rotatably connected with a spiral conveying shaft, one end of the spiral conveying shaft is rotatably connected with the extrusion cylinder, and one side of the fixed side plate is provided with a driving motor. The electromagnetic induction coil extrusion device has the advantages that the water passing cavity and the cold water guide pipe are additionally arranged, cooling liquid entering the water passing cavity enters the cold water guide pipe, all the electromagnetic induction coils on the outer side of the extrusion barrel are rapidly cooled, the exteriors of the electromagnetic induction coils are protected when cooling is not carried out, rapid cooling is carried out when maintenance is needed, and the service life of the electromagnetic induction coils is prolonged. The problem that the time needed by natural cooling is long is avoided, through arrangement of the installation side plate, bolt connection installation between the installation side plate and the outer fixing plate is achieved, the two installation outer covers and the water passing outer box are installed and fixed on one side, and the electromagnetic induction coil and the outer side of the heat preservation outer layer are installed and fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnetic induction heating, in particular to a high-performance electromagnetic induction heating device for a granulator. Background Art

[0002] Granulators can be widely used in chemical, petrochemical, pharmaceutical, food, building materials, mining, environmental protection, printing and dyeing, ceramics, rubber, plastic and other fields. They are a kind of molding machine that can make materials into specific shapes. After working, the existing granulators need to wait for the electromagnetic induction heating device on the outside of the extruder to cool down naturally and completely before maintenance and disassembly can be carried out. There is no structure for cooling the electromagnetic induction heating device, which wastes time when maintaining the electromagnetic induction heating device of the granulator. Utility Model Content

[0003] The utility model aims to provide a high-performance electromagnetic induction heating device for a granulator, so as to solve the problem in the above-mentioned background technology that the existing granulator needs to wait for the electromagnetic induction heating device outside the extrusion tube to cool down completely naturally before maintenance and disassembly work can be carried out after work, and has no structure for cooling the electromagnetic induction heating device, which wastes time when maintaining the electromagnetic induction heating device of the granulator.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-performance electromagnetic induction heating device for a granulator, comprising an extrusion barrel, one side of the extrusion barrel is fixedly connected to a fixed side plate, one side of the fixed side plate is rotatably connected to a screw conveying shaft, one end of the screw conveying shaft is rotatably connected to the extrusion barrel, one side of the fixed side plate is installed with a driving motor, the output end of the driving motor is fixedly connected to the screw conveying shaft, the top of the extrusion barrel is fixedly connected to a feeding pipe, the top of the feeding pipe is fixedly connected to a granulator hopper, an electromagnetic induction coil is equidistantly wound around the outside of the extrusion barrel, an insulating outer layer is equidistantly fixedly connected to the outside of the extrusion barrel, two mounting covers are symmetrically installed on the outside of the insulating outer layer by bolts, five water passage cavities are equidistantly opened inside the two mounting covers, the insides of the five water passage cavities are symmetrically fixedly connected with cooling water pipes, the cooling water pipes are fixedly connected to the mounting cover, a granulation outlet pipe is fixedly connected to the side of the extrusion barrel away from the fixed side plate, and a discharge port is opened on one side of the extrusion barrel.

[0005] As a preferred solution of the utility model: the top and bottom of the extrusion cylinder are fixedly connected with external fixing plates, one side of the two mounting outer covers are fixedly connected with mounting side plates, and the external fixing plates and the mounting side plates are connected by bolts.

[0006] As a preferred solution of the utility model: the outer sides of the two mounting covers are fixedly connected with water-passing outer boxes, the outer side of the water-passing cavity is fixedly connected with a No. 1 water inlet pipe, and one end of the No. 1 water inlet pipe is fixedly connected to the water-passing outer box.

[0007] As a preferred solution of the utility model: the outer sides of the two water-passing outer boxes are fixedly connected with a No. 2 water inlet pipe, the outer sides of the two mounting outer covers are symmetrically fixedly connected with two drainage boxes, one end of the cooling water pipe is fixedly connected to the drainage box, and one side of the drainage box is fixedly connected with a drainage pipe.

[0008] As a preferred solution of the utility model: a temperature sensor is installed inside the extrusion barrel.

[0009] Compared with the prior art, the utility model has the following beneficial effects: the utility model adds a water passage cavity and a cooling water pipe, thereby realizing that the coolant entering the water passage cavity enters the cooling water pipe, and the various electromagnetic induction coils on the outside of the extrusion barrel are quickly cooled, and the outside of the electromagnetic induction coil is protected when not cooled, and is quickly cooled when maintenance is required, thereby avoiding the problem of a long time required for natural cooling. By setting an installation side panel, the installation side panel and the outer fixing plate are bolted and installed, and the two installation outer covers and the water-passing outer box are installed and fixed on one side, and are installed and fixed on the outside of the electromagnetic induction coil and the thermal insulation outer layer. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the internal structure of the utility model;

[0011] Figure 2 For this utility model Figure 1 Enlarged view of point A in the middle;

[0012] Figure 3 This is a left side view of the installation cover of the utility model.

[0013] In the figure: 1. extruder barrel; 2. fixed side plate; 3. drive motor; 4. screw conveyor shaft; 5. discharge port; 6. granulation outlet pipe; 7. electromagnetic induction coil; 8. thermal insulation outer layer; 9. installation outer cover; 10. water cavity; 11. cooling water pipe; 12. No. 1 water inlet pipe; 13. water outer box; 14. No. 2 water inlet pipe; 15. feed pipe; 16. granulator hopper; 17. external fixed plate; 18. installation side plate; 19. drainage box; 20. drainage pipe; 21. temperature sensor. DETAILED DESCRIPTION

[0014] 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.

[0015] See also Figures 1 to 3 The utility model provides a technical solution: a high-performance electromagnetic induction heating device for a granulator, comprising an extrusion barrel 1, one side of the extrusion barrel 1 is fixedly connected to a fixed side plate 2, one side of the fixed side plate 2 is rotatably connected to a screw conveying shaft 4, one end of the screw conveying shaft 4 is rotatably connected to the extrusion barrel 1, one side of the fixed side plate 2 is installed with a driving motor 3, the output end of the driving motor 3 is fixedly connected to the screw conveying shaft 4, the top of the extrusion barrel 1 is fixedly connected to a feeding pipe 15, the top of the feeding pipe 15 is fixedly connected to a granulator hopper 16, the outer side of the extrusion barrel 1 is equidistantly wound with an electromagnetic induction coil 7, and the outer side of the extrusion barrel 1 is equidistantly fixedly connected to An insulating outer layer 8, the outer side of the insulating outer layer 8 is symmetrically mounted with two mounting covers 9 by bolts, the interiors of the two mounting covers 9 are evenly spaced with five water passage chambers 10, the interiors of the five water passage chambers 10 are symmetrically fixedly connected with cooling water pipes 11, the cooling water pipes 11 are fixedly connected to the mounting covers 9, a granulation outlet pipe 6 is fixedly connected to the side of the extrusion barrel 1 away from the fixed side plate 2, a discharge port 5 is opened on one side of the extrusion barrel 1, the electromagnetic induction coil 7 is energized, the material in the extrusion barrel 1 is subjected to electromagnetic induction heating treatment, extruded through the two discharge ports 5 opened on one side of the extrusion barrel 1, and granulated and discharged through the granulation outlet pipe 6.

[0016] Among them, the top and bottom of the extruder 1 are fixedly connected with an external fixing plate 17, and one side of the two mounting covers 9 is fixedly connected with a mounting side plate 18. The external fixing plate 17 and the mounting side plate 18 are connected by bolts to stabilize the installation position of the mounting cover 9.

[0017] Among them, the outer sides of the two mounting outer covers 9 are fixedly connected with a water-passing outer box 13, the outer side of the water-passing cavity 10 is fixedly connected with a water inlet pipe 12, one end of the water inlet pipe 12 is fixedly connected to the water-passing outer box 13, the coolant in the water-passing outer box 13 enters the water-passing cavity 10 through the water inlet pipe 12, and the coolant in the water-passing cavity 10 enters each cooling water pipe 11 to cool the electromagnetic induction coil 7.

[0018] Among them, the outer sides of the two water-passing outer boxes 13 are fixedly connected with a No. 2 water inlet pipe 14, the outer sides of the two mounting outer covers 9 are symmetrically fixedly connected with two drainage boxes 19, one end of the cooling water pipe 11 is fixedly connected to the drainage box 19, and one side of the drainage box 19 is fixedly connected with a drainage pipe 20. The coolant enters the drainage box 19 and is discharged through the drainage pipe 20, and the coolant is collected and processed.

[0019] A temperature sensor 21 is installed inside the extrusion barrel 1 to monitor the heating temperature of the material in the extrusion barrel 1 .

[0020] Specifically, when in use, the overall control is performed through an external controller, the drive motor 3 is started, and the output end of the drive motor 3 drives the spiral conveying shaft 4 to rotate, the material entering the extrusion barrel 1 through the No. 2 water inlet pipe 14 is extruded and conveyed, the electromagnetic induction coil 7 is energized, the material in the extrusion barrel 1 is subjected to electromagnetic induction heating treatment, and is extruded through two discharge ports 5 opened on one side of the extrusion barrel 1, and granulated and discharged through the granulation outlet pipe 6. When cooling, coolant is input into the water-passing outer box 13 through the No. 2 water inlet pipe 14, the coolant in the water-passing outer box 13 enters the water-passing cavity 10 through the No. 1 water inlet pipe 12, the coolant in the water-passing cavity 10 enters each cooling water pipe 11 to cool the electromagnetic induction coil 7, and the coolant enters the drainage box 19 and is discharged through the drainage pipe 20, so as to avoid the need to wait for the electromagnetic induction coil 7 to cool down naturally during maintenance, thereby affecting the maintenance efficiency.

[0021] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0022] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0023] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-performance electromagnetic induction heating device for a granulator, comprising an extrusion barrel (1), It is characterized in that One side of the extrusion barrel (1) is fixedly connected to a fixed side plate (2), one side of the fixed side plate (2) is rotatably connected to a screw conveying shaft (4), one end of the screw conveying shaft (4) is rotatably connected to the extrusion barrel (1), one side of the fixed side plate (2) is equipped with a drive motor (3), the output end of the drive motor (3) is fixedly connected to the screw conveying shaft (4), the top of the extrusion barrel (1) is fixedly connected to a feed pipe (15), the top of the feed pipe (15) is fixedly connected to a granulator hopper (16), and the outer side of the extrusion barrel (1) is equidistantly wound with electromagnetic induction coils. (7), the outer side of the extrusion barrel (1) is equidistantly fixedly connected with an insulating outer layer (8), the outer side of the insulating outer layer (8) is symmetrically mounted with two mounting covers (9) by means of bolts, the interiors of the two mounting covers (9) are each equidistantly provided with five water passage cavities (10), the interiors of the five water passage cavities (10) are each symmetrically fixedly connected with a cooling water pipe (11), the cooling water pipe (11) is fixedly connected to the mounting cover (9), the side of the extrusion barrel (1) away from the fixed side plate (2) is fixedly connected with a granulation outlet pipe (6), and a discharge port (5) is provided on one side of the extrusion barrel (1).

2. A high performance electromagnetic induction heating device for a granulator according to claim 1, Features: The top and bottom of the extrusion barrel (1) are fixedly connected to an external fixing plate (17), and one side of the two mounting covers (9) is fixedly connected to a mounting side plate (18), and the external fixing plate (17) and the mounting side plate (18) are connected by bolts.

3. A high performance electromagnetic induction heating device for a granulator according to claim 1, Features: The outer sides of the two mounting covers (9) are fixedly connected to a water-passing outer box (13), the outer side of the water-passing cavity (10) is fixedly connected to a first water inlet pipe (12), and one end of the first water inlet pipe (12) is fixedly connected to the water-passing outer box (13).

4. A high performance electromagnetic induction heating device for a granulator according to claim 3, Features: The outer sides of the two water-passing outer boxes (13) are fixedly connected to a No. 2 water inlet pipe (14), the outer sides of the two mounting outer covers (9) are symmetrically fixedly connected to two drainage boxes (19), one end of the cooling water pipe (11) is fixedly connected to the drainage box (19), and one side of the drainage box (19) is fixedly connected to a drainage pipe (20).

5. A high performance electromagnetic induction heating device for a granulator according to claim 1, Features: A temperature sensor (21) is installed inside the extrusion barrel (1).

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