High-yield single-screw extruder

Abstract

The utility model relates to the technical field of extruders, in particular to a high-yield single-screw extruder which comprises a heat preservation shell, a conveying pipe is arranged in the heat preservation shell, a heating mechanism is arranged on the heat preservation shell and comprises a heating box and a heat preservation cover, the heating box is installed on the heat preservation shell, and the heat preservation cover is installed on the heat preservation shell. A heating groove is formed between the heating box and the outer wall of the conveying pipe, the heat preservation cover abuts against the heating groove, a heater is arranged on one side of the heating box, a heating plate is arranged between the heater and the heating groove, and a heat conduction mechanism is arranged between the heating plate and the heat preservation cover. A fastening mechanism is arranged between the heating box and the heat preservation cover, each heat conduction mechanism comprises a heat conduction column and a heat conduction rod, according to the structure, the heating plate is adopted for conducting heat on the heat conduction columns and the heat conduction rods in the multiple heat conduction mechanisms, the heating speed is increased, the heating uniformity is improved, and therefore high-yield production is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of extruders, in particular to a high-yield single-screw extruder. Background Art

[0002] As we all know, single-screw extruders are widely used in the processing of polymer materials such as plastics and rubber. However, traditional equipment is often limited by temperature factors when dealing with high-output demands. The equipment needs to be heated to a specified temperature range. Due to the use of traditional heating wires, uneven heating and slow heating efficiency will occur, which will affect the quality of the output and reduce the output. Therefore, it is necessary to propose a solution to this technical problem. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies of the prior art, the utility model provides a high-yield single-screw extruder.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-yield single-screw extruder, comprising a heat-insulating shell, a conveying pipe is provided inside the heat-insulating shell, a feeding pipe is provided between the top end of the heat-insulating shell and the conveying pipe, a discharge port is provided at one end of the heat-insulating shell, a screw conveying mechanism is provided between the heat-insulating shell and the conveying pipe, a heating mechanism is provided on the heat-insulating shell, the heating mechanism comprises a heating box and a heat-insulating cover, the heating box is installed on the heat-insulating shell, a heating groove is provided between the heating box and the outer wall of the conveying pipe, the heat-insulating cover is against the heating groove, A heater is provided on one side of the heating box, a heating plate is provided between the heater and the heating groove, a heat conduction mechanism is provided between the heating plate and the thermal insulation cover, a fastening mechanism is provided between the heating box and the thermal insulation cover, the heat conduction mechanism includes a heat conduction column and a heat conduction rod, the heat conduction column is installed at the top of the heating plate, the heat conduction rod is installed at the bottom of the thermal insulation cover, a positioning groove is provided at the bottom of the heat conduction rod, a plurality of heat conduction mechanisms are provided, a liquid inlet pipe is provided at the top of the thermal insulation cover, a liquid outlet pipe is provided at the bottom of the heating box, and a valve is provided between the liquid outlet pipe and the heating box.

[0007] Furthermore, the utility model is improved in that the screw conveying mechanism includes a screw rod and a drive motor, the screw rod is located inside the conveying pipe, the drive motor is installed on the outside of the insulation shell, and the output end of the drive motor is connected to the screw rod.

[0008] Furthermore, the utility model is improved in that the fastening mechanism includes a fastening box and a fixing groove, the fixing groove is opened on one side of the heat-insulating cover, the fastening box is installed on one side of the heating box, a fastening groove is opened between the interior of the fastening box and the heating groove, a threaded hole is opened between the fastening groove and one side of the fastening box, a threaded column is provided on the threaded hole, a bearing is provided at one end of the threaded column, an inclined plate is provided on the bearing, an inclined block is provided on the fastening groove, an elastic mechanism is provided between the inclined block and the fastening groove, and the fastening mechanism is provided in plurality.

[0009] Furthermore, the utility model is improved in that the elastic mechanism includes an elastic groove and an elastic component, the elastic groove is opened on one side of the fastening groove, the elastic component is located in the elastic groove, and a connecting plate is provided between the elastic component and the inclined block.

[0010] Furthermore, the utility model is improved in that a feed hopper is provided at the top end of the feed pipe.

[0011] Furthermore, the utility model is improved in that a sealing gasket is provided around the bottom end of the heat-insulating cover.

[0012] Furthermore, the utility model is improved in that the sealing gasket is a high temperature resistant sealing gasket.

[0013] Furthermore, the utility model is improved in that flanges are provided on the liquid inlet pipe and the liquid outlet pipe.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a high-yield single-screw extruder, which has the following beneficial effects:

[0016] The high-yield single-screw extruder adopts a heating plate to conduct heat to the heat-conducting columns and the heat-conducting rods in the multiple heat-conducting mechanisms to improve the heating speed and uniformity, and the heat-insulating cover and the heat-insulating shell can improve the heat-insulating effect, thereby ensuring the stability and uniformity of the material during the extrusion process, thereby improving the heating and mixing effect of the material, and realizing high-yield production. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 ;

[0019] Figure 3 For this utility model Figure 1 The enlarged structure of the middle heating box is a left half-section view;

[0020] Figure 4 For this utility model Figure 1 A top view of the partially enlarged structure of the heating box in the middle.

[0021] In the figure: 1. insulation shell; 2. conveying pipe; 3. feeding pipe; 4. heating box; 5. insulation cover; 6. heater; 7. heating plate; 8. heat-conducting column; 9. heat-conducting rod; 10. liquid inlet pipe; 11. liquid outlet pipe; 12. valve; 13. screw rod; 14. driving motor; 15. fastening box; 16. threaded column; 17. inclined plate; 18. inclined block; 19. elastic component. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4The utility model is a high-yield single-screw extruder, comprising an insulation shell 1, a conveying pipe 2 is provided inside the insulation shell 1, a feeding pipe 3 is provided between the top of the insulation shell 1 and the conveying pipe 2, a discharge port is provided at one end of the insulation shell 1, a screw conveying mechanism is provided between the insulation shell 1 and the conveying pipe 2, a heating mechanism is provided on the insulation shell 1, and the heating mechanism comprises a heating box 4 and an insulation cover 5, the heating box 4 is installed on the insulation shell 1, a heating groove is provided between the heating box 4 and the outer wall of the conveying pipe 2, and the insulation The heat cover 5 is against the heating tank, a heater 6 is provided on one side of the heating box 4, a heating plate 7 is provided between the heater 6 and the heating tank, a heat conduction mechanism is provided between the heating plate 7 and the heat preservation cover 5, a fastening mechanism is provided between the heating box 4 and the heat preservation cover 5, the heat conduction mechanism includes a heat conduction column 8 and a heat conduction rod 9, the heat conduction column 8 is installed on the top of the heating plate 7, the heat conduction rod 9 is installed on the bottom of the heat preservation cover 5, a positioning groove is provided at the bottom of the heat conduction rod 9, the heat conduction mechanism is provided with a plurality of, the top of the heat preservation cover 5 A liquid inlet pipe 10 is provided at the end of the heating box 4, a liquid outlet pipe 11 is provided at the bottom end of the heating box 4, and a valve 12 is provided between the liquid outlet pipe 11 and the heating box 4. In this embodiment, the heat preservation cover 5 is placed on the heating tank, and then the heat preservation cover 5 is fixed by a fastening mechanism, and the liquid is connected through the liquid inlet pipe 10, and the heating plate 7 is heated by the heater 6. The heating plate 7 conducts heat through the heat-conducting column 8, and the heat of the heat-conducting column 8 is conducted to the heat-conducting rod 9. In addition, by providing a plurality of heat-conducting mechanisms, the liquid can be efficiently heated and heated, so that the delivery pipe 2 can be quickly and evenly heated. The specified temperature is evenly reached, and then the material enters through the feed pipe 3. The material can be extruded through the discharge port by using a screw conveying mechanism. The material maintains an appropriate temperature during the extrusion process, and the extrusion operation can be carried out efficiently. The heating plate 7 is used to conduct heat to the heat-conducting columns 8 and the heat-conducting rods 9 in the multiple heat-conducting mechanisms to improve the heating speed and uniformity, and the heat-insulating cover 5 and the heat-insulating shell 1 can improve the heat-insulating effect, thereby ensuring the stability and uniformity of the material during the extrusion process, thereby improving the heating and mixing effect of the material, thereby achieving high-yield production.

[0024] In this solution, the screw conveying mechanism includes a screw rod 13 and a drive motor 14. The screw rod 13 is located inside the conveying pipe 2, and the drive motor 14 is installed on the outside of the insulation shell 1. The output end of the drive motor 14 is connected to the screw rod 13. The output end of the drive motor 14 is controlled to drive the screw rod 13 to rotate. The screw rod 13 rotates in the conveying pipe 2, thereby being able to extrude materials stably and efficiently.

[0025] In this solution, the fastening mechanism includes a fastening box 15 and a fixing groove, the fixing groove is opened on one side of the heat preservation cover 5, the fastening box 15 is installed on one side of the heating box 4, a fastening groove is opened between the inside of the fastening box 15 and the heating groove, a threaded hole is opened between the fastening groove and one side of the fastening box 15, a threaded column 16 is provided on the threaded hole, a bearing is provided at one end of the threaded column 16, an inclined plate 17 is provided on the bearing, an inclined block 18 is provided on the fastening groove, an elastic mechanism is provided between the inclined block 18 and the fastening groove, and the fastening mechanism There are multiple structures. When the insulation cover 5 is against the top of the heating groove, the inclined block 18 is aligned with the fixed groove of the insulation cover 5. The threaded column 16 is rotated, and the threaded column 16 can drive the inclined plate 17 to move through the bearing. The inclined plate 17 will not rotate with the threaded column 16. The inclined plate 17 contacts and pushes the inclined block 18, and the elastic mechanism is squeezed and contracted to deform, so that one end of the inclined block 18 is against the fixed groove to fix the insulation cover 5. When the fixed cover needs to be removed, the threaded column 16 is rotated in the opposite direction, and the inclined block 18 is supported by the elastic mechanism, so that the inclined block 18 leaves the fixed groove, which is convenient for removing the insulation cover 5.

[0026] In the present solution, the elastic mechanism includes an elastic groove and an elastic component 19. The elastic groove is opened on one side of the fastening groove, and the elastic component 19 is located in the elastic groove. A connecting plate is provided between the elastic component 19 and the inclined block 18. The elastic component 19 in the elastic groove supports the connecting plate, so that the connecting plate can drive the inclined block 18 to move. When the threaded column 16 is selected, the inclined plate 17 pushes the inclined block 18, and the elastic component 19 is squeezed and deformed by the connecting plate, so that the inclined block 18 is pressed against the fixed groove. When the insulation cover 5 needs to be removed, the threaded column 16 is selected in the reverse direction, so that the inclined plate 17 leaves the inclined block 18. At this time, the elastic component 19 supports the connecting plate, so that one end of the inclined block 18 leaves the fixed groove, thereby facilitating the removal of the insulation cover 5.

[0027] In this solution, a feed hopper is provided at the top of the feed pipe 3, and the feed hopper facilitates the pouring of materials into the feed pipe 3.

[0028] In this solution, sealing gaskets are provided around the bottom end of the thermal insulation cover 5, and the contact portion between the thermal insulation cover 5 and the heating box 4 can be sealed by the sealing gasket, thereby preventing water from seeping out from between the thermal insulation cover 5 and the heating box 4.

[0029] In the present solution, the sealing gasket is a high temperature resistant sealing gasket, which has excellent high temperature resistance and can provide excellent sealing effect in a high temperature environment, thereby making the insulation cover 5 and the heating box 4 more reliably sealed.

[0030] In this solution, flanges are provided on the liquid inlet pipe 10 and the liquid outlet pipe 11, and the flanges facilitate the liquid inlet pipe 10 and the liquid outlet pipe 11 to be connected to external pipelines.

[0031] Although the 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-yield single-screw extruder, comprising a heat-insulating shell (1), a conveying pipe (2) is provided inside the heat-insulating shell (1), a feed pipe (3) is provided between the top end of the heat-insulating shell (1) and the conveying pipe (2), a discharge port is provided at one end of the heat-insulating shell (1), and a screw conveying mechanism is provided between the heat-insulating shell (1) and the conveying pipe (2), characterized in that: The heat-insulating shell (1) is provided with a heating mechanism, the heating mechanism comprising a heating box (4) and a heat-insulating cover (5), the heating box (4) being mounted on the heat-insulating shell (1), a heating groove being provided between the heating box (4) and the outer wall of the conveying pipe (2), the heat-insulating cover (5) being against the heating groove, a heater (6) being provided on one side of the heating box (4), a heating plate (7) being provided between the heater (6) and the heating groove, a heat-conducting mechanism being provided between the heating plate (7) and the heat-insulating cover (5), the heating box (4) and the heat-insulating shell (1) being provided with a heating plate (7) being provided between the heating plate (7) and the heat-insulating cover (5), and the heating box (4) and the heat-insulating shell (1) being provided with a heating plate (7) being provided between the heating plate (7) and the heat-insulating cover (5). A fastening mechanism is provided between the heat-insulating cover (5), the heat-conducting mechanism comprises a heat-conducting column (8) and a heat-conducting rod (9), the heat-conducting column (8) is mounted on the top end of the heating plate (7), the heat-conducting rod (9) is mounted on the bottom end of the heat-insulating cover (5), a positioning groove is provided at the bottom end of the heat-conducting rod (9), a plurality of heat-conducting mechanisms are provided, a liquid inlet pipe (10) is provided at the top end of the heat-insulating cover (5), a liquid outlet pipe (11) is provided at the bottom end of the heating box (4), and a valve (12) is provided between the liquid outlet pipe (11) and the heating box (4).

2. A high-yield single-screw extruder according to claim 1, characterized in that: The screw conveying mechanism comprises a screw rod (13) and a drive motor (14), wherein the screw rod (13) is located inside the conveying pipe (2), and the drive motor (14) is installed outside the heat-insulating shell (1), and the output end of the drive motor (14) is connected to the screw rod (13).

3. A high-yield single-screw extruder according to claim 2, characterized in that: The fastening mechanism comprises a fastening box (15) and a fixing groove, wherein the fixing groove is provided on one side of the heat-insulating cover (5), the fastening box (15) is installed on one side of the heating box (4), a fastening groove is provided between the interior of the fastening box (15) and the heating groove, a threaded hole is provided between the fastening groove and one side of the fastening box (15), a threaded column (16) is provided on the threaded hole, a bearing is provided at one end of the threaded column (16), an inclined plate (17) is provided on the bearing, an inclined block (18) is provided on the fastening groove, an elastic mechanism is provided between the inclined block (18) and the fastening groove, and the fastening mechanism is provided in plurality.

4. A high-yield single-screw extruder according to claim 3, characterized in that: The elastic mechanism comprises an elastic groove and an elastic component (19); the elastic groove is opened on one side of the fastening groove; the elastic component (19) is located in the elastic groove; and a connecting plate is provided between the elastic component (19) and the inclined block (18).

5. A high-yield single-screw extruder according to claim 4, characterized in that: A feeding hopper is provided at the top of the feeding pipe (3).

6. A high-output single-screw extruder according to claim 5, characterized in that: Sealing pads are provided around the bottom end of the thermal insulation cover (5).

7. A high-output single-screw extruder according to claim 6, characterized in that: The sealing gasket is a high temperature resistant sealing gasket.

8. A high-output single-screw extruder according to claim 7, characterized in that: Flanges are provided on the liquid inlet pipe (10) and the liquid outlet pipe (11).

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