Raw material mixing device for PE pipe production

Abstract

The utility model relates to the technical field of PE pipe production, in particular to a PE pipe production raw material mixing device. According to the technical scheme, the device comprises a heating and stirring tank and a material guiding assembly arranged on the heating and stirring tank, a screening assembly and a cleaning assembly are arranged on the heating and stirring tank, the screening assembly comprises a fixed frame fixedly installed on the heating and stirring tank, one side of the fixed frame extends to the outer side of the heating and stirring tank, and a movable frame is movably installed on the inner side of the fixed frame; a first filter plate and a second filter plate are fixedly mounted on the inner side of the movable frame, the first filter plate is located on the outer side of the heating and stirring tank, and the second filter plate is located above the heating and stirring tank. According to the device, the movable frame, the first filter plate, the second filter plate and the blowpipe are matched with one another, so that dust and moisture adhered to PE particle raw materials can be blown away, the situation that the PE particle raw materials adhere to a large amount of dust and moisture to affect the production quality of PE pipes is avoided, and large-particle impurities in the PE particle raw materials can be separated and intercepted.

Description

Technical Field

[0001] The utility model relates to the technical field of PE pipe production, in particular to a raw material mixing device for PE pipe production. Background Art

[0002] PE material refers to polyethylene, which is a thermoplastic resin obtained by polymerization of ethylene. In the process of producing PE pipes, it is usually necessary to heat and mix the PE granular raw materials. When heating and mixing the PE granular raw materials, a PE pipe production raw material mixing device is required.

[0003] In the prior art, there are the following problems:

[0004] Usually, when PE granular raw materials are heated and melted, the PE granular raw materials are mostly introduced into a heating and stirring tank for heating and melting, and then the melted PE material is stirred and mixed. However, the PE granular raw materials are prone to cause a lot of dust to adhere to the surface during transportation, and the PE granular raw materials are easily affected by humid gas during storage, resulting in a lot of moisture adhering to the surface. When the existing mixing device introduces the PE granular raw materials, it is not convenient to remove the dust and impurities adhering to the surface of the PE granular raw materials, which is easy to affect the production quality of PE pipes. At the same time, it is not convenient to intercept and separate large particle impurities in the PE granular raw materials. Utility Model Content

[0005] The purpose of the utility model is to provide a raw material mixing device for producing PE pipes to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PE pipe production raw material mixing device, comprising a heating and stirring tank and a material guiding assembly arranged on the heating and stirring tank, the heating and stirring tank is provided with a screening assembly and a cleaning assembly, the screening assembly comprises a fixed frame fixedly mounted on the heating and stirring tank, one side of the fixed frame extends to the outside of the heating and stirring tank, a movable frame is movably mounted on the inner side of the fixed frame, a first filter plate and a second filter plate are respectively fixedly mounted on the inner side of the movable frame, the first filter plate is located on the outside of the heating and stirring tank, and the second filter plate is located above the heating and stirring tank, movable plates are rotatably mounted on both sides of the inner wall of the fixed frame, one end of the two movable plates are movably connected to the movable frame with a connecting plate, the cleaning assembly comprises three blowing pipes fixedly mounted on the inner side of the fixed frame, the three blowing pipes are all located above the first filter plate, a fixed pipe is fixedly connected to the front side of the fixed frame, the front ends of the three blowing pipes extend out of the fixed frame and are fixedly mounted with the fixed pipe, and the fixed pipe is connected to the three blowing pipes.

[0007] The PE granule raw material is introduced into the inner side of the fixed frame, so that the PE granule raw material is poured on the top of the first filter plate, and the movable plate is driven to rotate, so that one end of the movable plate drives one end of the connecting plate to rotate, so that the other end of the connecting plate pulls the movable frame to move up and down in a circular motion, so that the movable frame drives the first filter plate and the second filter plate to vibrate, and the outside air is introduced into the blowing pipe through the fixed pipe, and then the blowing pipe blows out a high-speed airflow downward, so that the dust and moisture adhered to the surface of the PE granule raw material can be blown off, and the PE granule raw material is intercepted by the first filter plate, so that the dust and moisture are discharged downward through the first filter plate, so as to avoid the PE granule raw material adhering to a lot of dust and moisture to affect the production quality of the PE pipe, and the PE granule raw material can be introduced into the top of the second filter plate along the inclination angle of the first filter plate through the vibration of the movable frame, and the large particle impurities in the PE granule raw material are intercepted by the second filter plate, so that the PE granule raw material falls downward into the heating stirring tank through the second filter plate, and the PE granule raw material is heated and melted by the heating stirring tank, and then the melted PE raw material is mixed.

[0008] Preferably, the material guide assembly includes a material guide pipe fixedly mounted at the bottom of the heating and stirring tank, a flange is fixedly connected to the bottom of the material guide pipe, four support legs are fixedly mounted at the bottom of the heating and stirring tank, the four support legs are respectively located at the periphery of the material guide pipe, and a material guide port is provided at the top of the heating and stirring tank, and the material guide port is located below the second filter plate. The flange at the bottom of the material guide pipe can be conveniently connected to an external pipeline, and the material guide pipe can be conveniently used to guide the mixed PE raw materials for transportation, the heating and stirring tank can be supported by the support legs, and the PE raw materials can be introduced into the heating and stirring tank for mixing through the material guide port.

[0009] Preferably, a baffle is fixedly installed on the inner side of the fixing frame, the baffle is located on one side of the blowing pipe, the bottoms of the three blowing pipes are all provided with an air outlet slot, a fan is fixedly installed on the front side of the fixing frame, and the air outlet end of the fan is fixedly connected to the fixing pipe and is in a connected state. The baffle can limit the PE granular raw material introduced into the fixing frame so that the PE granular raw material is located above the first filter plate, the airflow in the blowing pipe can be blown downward through the air outlet slot to form a high-speed airflow wall, and the fan can rush the outside air into the conveying pipe to generate airflow.

[0010] Preferably, motors are fixedly installed on both sides of the fixed frame, the output ends of the two motors extend into the fixed frame and are fixedly connected to a movable plate, one end of the two connecting plates are movably installed with one end of the movable plate, and the other ends of the two connecting plates are movably connected to the movable frame through an axle seat. The movable plate can be driven to rotate by the motor, and one end of the connecting plate can be driven to rotate synchronously, and the other end of the connecting plate can be used to drive the movable frame to move up and down by using the axle seat.

[0011] Preferably, a fixing plate is fixedly installed on the inner side of the fixing frame, the fixing plate is located below the middle position of the first filter plate and the second filter plate, a guide plate is fixedly installed on one side of the fixing plate, and one side of the guide plate extends to the outside of the heating and stirring tank. The fixing plate can support and fix the guide plate, and dust and moisture can be discharged from the outside of the heating and stirring tank through the guide plate.

[0012] Preferably, two slide grooves are provided on the front and rear sides of the inner wall of the fixed frame, and two sliders are fixedly installed on the front and rear sides of the movable frame, and each slider extends into a slide groove and is slidably installed with the slide groove. When the movable frame moves up and down, the slider can be driven to slide up and down along the slide groove, and the movable frame can be limitedly slid by the slider sliding up and down along the slide groove, so as to avoid the movable frame from tilting when sliding up and down.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] By providing the movable frame, the first filter plate, the second filter plate and the blow pipe, the PE granule raw material is poured on the top of the first filter plate, the movable frame is driven to vibrate, the first filter plate and the second filter plate are driven to vibrate synchronously, and the high-speed airflow is blown downward by the blow pipe, so that the dust and moisture adhered to the PE granule raw material can be blown away, and the PE granule raw material is intercepted by the first filter plate, so that the dust and moisture are discharged downward through the first filter plate, so as to avoid the PE granule raw material adhering to a lot of dust and moisture affecting the production quality of PE pipes, and the PE granule raw material can be introduced into the top of the second filter plate along the inclination angle of the first filter plate through the vibration of the movable frame, and the large particle impurities in the PE granule raw material are separated and intercepted by the second filter plate, so that the PE granule raw material is introduced into the heating stirring tank through the second filter plate for mixing operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the cutaway structure of the fixing frame of the utility model;

[0017] Figure 3 It is a schematic diagram of a top view of a cross-section structure of a fixing frame of the utility model;

[0018] Figure 4 It is a schematic diagram of the cutaway structure of the movable frame of the utility model;

[0019] Figure 5 For the utility model Figure 4 The enlarged structural diagram of part A in the middle;

[0020] Figure 6It is a schematic diagram of the cutaway structure of the blowing pipe of the utility model.

[0021] In the figure: 1. Heating and stirring tank; 2. Material guide pipe; 3. Support leg; 4. Fixed frame; 5. Baffle; 6. Motor; 7. Fan; 8. Fixed pipe; 9. Material guide port; 10. Fixed plate; 11. Guide plate; 12. Slide; 13. Blowing pipe; 14. Movable frame; 15. First filter plate; 16. Second filter plate; 17. Sliding block; 18. Shaft seat; 19. Connecting plate; 20. Movable plate; 21. Air outlet slot. DETAILED DESCRIPTION

[0022] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0023] The utility model provides Figure 1-6 A PE pipe production raw material mixing device shown in the figure comprises a heating and stirring tank 1 and a material guiding assembly arranged on the heating and stirring tank 1, a screening assembly and a cleaning assembly are arranged on the heating and stirring tank 1, the screening assembly comprises a fixed frame 4 fixedly mounted on the heating and stirring tank 1, one side of the fixed frame 4 extends to the outside of the heating and stirring tank 1, a movable frame 14 is movably mounted on the inner side of the fixed frame 4, a first filter plate 15 and a second filter plate 16 are respectively fixedly mounted on the inner side of the movable frame 14, the first filter plate 15 is located on the outside of the heating and stirring tank 1, and the second filter plate 16 is located above the heating and stirring tank 1, movable plates 20 are rotatably mounted on both sides of the inner wall of the fixed frame 4, one end of the two movable plates 20 is movably connected to the movable frame 14 with a connecting plate 19, the cleaning assembly comprises three blowing pipes 13 fixedly mounted on the inner side of the fixed frame 4, the three blowing pipes 13 are all located above the first filter plate 15, a fixed pipe 8 is fixedly connected to the front side of the fixed frame 4, the front ends of the three blowing pipes 13 extend out of the fixed frame 4 and are fixedly mounted to the fixed pipe 8, and the fixed pipe 8 is connected to the three blowing pipes 13;

[0024] The material guide assembly includes a material guide pipe 2 fixedly installed at the bottom of the heating and stirring tank 1, a flange is fixedly connected to the bottom of the material guide pipe 2, four support legs 3 are fixedly installed at the bottom of the heating and stirring tank 1, and the four support legs 3 are respectively located at the periphery of the material guide pipe 2, and a material guide port 9 is opened at the top of the heating and stirring tank 1, and the material guide port 9 is located below the second filter plate 16;

[0025] A baffle 5 is fixedly installed on the inner side of the fixing frame 4, and the baffle 5 is located on one side of the blowing pipe 13. The bottoms of the three blowing pipes 13 are all provided with air outlet slots 21. A fan 7 is fixedly installed on the front side of the fixing frame 4, and the air outlet end of the fan 7 is fixedly connected to the fixing pipe 8 and is in a communicating state.

[0026] Motors 6 are fixedly installed on both sides of the fixed frame 4, and the output ends of the two motors 6 extend into the fixed frame 4 and are fixedly connected to a movable plate 20. One end of two connecting plates 19 is movably installed with one end of the movable plate 20, and the other ends of the two connecting plates 19 are movably connected to the movable frame 14 through the shaft seat 18.

[0027] A fixing plate 10 is fixedly installed on the inner side of the fixing frame 4, and the fixing plate 10 is located below the middle position of the first filter plate 15 and the second filter plate 16. A guide plate 11 is fixedly installed on one side of the fixing plate 10, and one side of the guide plate 11 extends to the outside of the heating and stirring tank 1;

[0028] Two slide grooves 12 are formed on the front and rear sides of the inner wall of the fixed frame 4 , and two sliders 17 are fixedly installed on the front and rear sides of the movable frame 14 . Each slider 17 extends into a slide groove 12 and is slidably installed with the slide groove 12 .

[0029] The working principle of the PE pipe production raw material mixing device according to the embodiment is as follows: by introducing the PE granular raw material into the inner side of the fixed frame 4, the PE granular raw material is poured on the top of the first filter plate 15, and the motor 6 is started to drive the movable plate 20 to rotate, so that one end of the movable plate 20 drives one end of the connecting plate 19 to rotate, and the other end of the connecting plate 19 is pulled by the shaft seat 18 to move the movable frame 14 up and down in a circular motion, so that the movable frame 14 drives the first filter plate 15 and the second filter plate 16 to vibrate;

[0030] The fan 7 is started to blow outside air into the fixed pipe 8, and then the airflow is guided into the blowing pipe 13. The blowing pipe 13 blows out a high-speed airflow downward through the air outlet slot 21, so as to blow away the dust and moisture adhering to the surface of the PE granular raw material. The PE granular raw material is intercepted by the first filter plate 15, so that the dust and moisture are discharged downward through the first filter plate 15. The dust and moisture can be discharged to the outside of the heating and stirring tank 1 through the guide plate 11, so as to avoid the PE granular raw material adhering to a lot of dust and moisture, which affects the production quality of the PE pipe;

[0031] Through the vibration of the movable frame 14, the PE particle raw material can be introduced into the top of the second filter plate 16 along the inclination angle of the first filter plate 15, and the large particle impurities in the PE particle raw material can be intercepted by the second filter plate 16, so that the PE particle raw material can fall downward through the second filter plate 16, and the PE particle raw material can be dropped into the heating stirring tank 1 through the guide port 9, and the PE particle raw material can be heated and melted by the heating stirring tank 1, and then the melted PE raw material is mixed, and the mixed PE raw material can be guided out through the guide pipe 2 to be processed into a PE pipe.

[0032] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A raw material mixing device for producing PE pipes, comprising a heating stirring tank (1) and a material guiding component arranged on the heating stirring tank (1), characterized in that: The heating and stirring tank (1) is provided with a screening component and a cleaning component; The screening assembly comprises a fixed frame (4) fixedly mounted on the heating and stirring tank (1), one side of the fixed frame (4) extending to the outside of the heating and stirring tank (1), a movable frame (14) movably mounted on the inner side of the fixed frame (4), a first filter plate (15) and a second filter plate (16) respectively fixedly mounted on the inner side of the movable frame (14), the first filter plate (15) being located on the outside of the heating and stirring tank (1), and the second filter plate (16) being located above the heating and stirring tank (1), movable plates (20) being rotatably mounted on both sides of the inner wall of the fixed frame (4), and one end of each of the two movable plates (20) being movably connected to the movable frame (14) by a connecting plate (19); The cleaning assembly comprises three blowing pipes (13) fixedly mounted on the inner side of a fixing frame (4), the three blowing pipes (13) being located above the first filter plate (15), the front side of the fixing frame (4) being fixedly connected to a fixing pipe (8), the front ends of the three blowing pipes (13) extending out of the fixing frame (4) and fixedly mounted to the fixing pipe (8), the fixing pipe (8) being connected to the three blowing pipes (13).

2. A PE pipe production raw material mixing device according to claim 1, characterized in that: The material guide assembly comprises a material guide pipe (2) fixedly mounted on the bottom of the heating and stirring tank (1); the bottom of the material guide pipe (2) is fixedly connected to a flange; the bottom of the heating and stirring tank (1) is fixedly mounted with four support legs (3); the four support legs (3) are respectively located on the periphery of the material guide pipe (2); a material guide port (9) is provided on the top of the heating and stirring tank (1); the material guide port (9) is located below the second filter plate (16).

3. A PE pipe production raw material mixing device according to claim 1, characterized in that: A baffle (5) is fixedly mounted on the inner side of the fixing frame (4), the baffle (5) being located on one side of the blowing pipe (13), the bottoms of the three blowing pipes (13) being provided with air outlet slots (21), a fan (7) is fixedly mounted on the front side of the fixing frame (4), the air outlet end of the fan (7) being fixedly connected to the fixing pipe (8) and being in a communicating state.

4. A PE pipe production raw material mixing device according to claim 1, characterized in that: Motors (6) are fixedly mounted on both sides of the fixed frame (4); output ends of the two motors (6) extend into the fixed frame (4) and are fixedly connected to a movable plate (20); one end of the two connecting plates (19) is movably mounted to one end of the movable plate (20); and the other ends of the two connecting plates (19) are movably connected to the movable frame (14) via an axle seat (18).

5. A PE pipe production raw material mixing device according to claim 1, characterized in that: A fixing plate (10) is fixedly mounted on the inner side of the fixing frame (4), and the fixing plate (10) is located below the middle position between the first filter plate (15) and the second filter plate (16). A guide plate (11) is fixedly mounted on one side of the fixing plate (10), and one side of the guide plate (11) extends to the outside of the heating and stirring tank (1).

6. A PE pipe production raw material mixing device according to claim 1, characterized in that: Two slide grooves (12) are provided on the front and rear sides of the inner wall of the fixed frame (4), and two sliders (17) are fixedly installed on the front and rear sides of the movable frame (14), and each slider (17) extends into a slide groove (12) and is slidably installed with the slide groove (12).

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