Polyethylene production and processing filtering device

Abstract

The utility model discloses a polyethylene production processing filtering device which comprises an L-shaped fixing table, the side wall of the L-shaped fixing table is movably connected with a reciprocating assembly, the reciprocating assembly is fixedly connected with a screening frame, the upper portion of the inner wall of the screening frame is slidably connected with a first-stage screening box, and the middle of the inner wall of the screening frame is slidably connected with a second-stage screening box. The lower portion of the inner wall of the screening frame is slidably connected with a storage box, and the first-stage screening box, the second-stage screening box and the storage box are vertically and correspondingly arranged. The utility model belongs to the technical field of filtering devices, and particularly relates to a filtering device for polyethylene production and processing, polyethylene particles can be subjected to multi-stage screening by combining a first-stage screening box, a second-stage screening box and a storage box, and the first-stage screening box, the second-stage screening box and the storage box are connected with a screening frame in a sliding manner, so that the screening efficiency is improved. Therefore, the effects of convenient disassembly, cleaning and replacement are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of filtering devices, in particular to a polyethylene production and processing filtering device. Background Art

[0002] Polyethylene, referred to as PE, is a thermoplastic resin obtained by polymerization of ethylene monomers. In industry, it also includes copolymers of ethylene and a small amount of α-olefins. Polyethylene is odorless, non-toxic, feels like wax, and has excellent low-temperature resistance. It has good chemical stability because the polymer molecules are connected by carbon-carbon single bonds and can withstand the corrosion of most acids and alkalis (not resistant to oxidizing acids). It is insoluble in general solvents at room temperature, has low water absorption, and excellent electrical insulation. Filtration is required during the production and processing of polyethylene.

[0003] Most of the processing and filtering devices in the prior art are single-stage filters, and the filter unit is difficult to disassemble and clean separately, which brings inconvenience to users. Utility Model Content

[0004] The technical problem to be solved by the utility model is that most of the processing and filtering devices in the prior art are single-stage filtering, and the filtering unit is difficult to be disassembled and cleaned separately, which brings inconvenience to the user.

[0005] In order to solve the above technical problems, the technical solutions adopted by the utility model are as follows:

[0006] A polyethylene production and processing filtering device comprises an L-fixed platform, a side wall of the L-fixed platform is movably connected with a reciprocating component, a screening frame is fixedly connected to the reciprocating component, the upper part of the inner wall of the screening frame is slidably connected to a primary screening box, the middle part of the inner wall of the screening frame is slidably connected to a secondary screening box, the lower part of the inner wall of the screening frame is slidably connected to a storage box, and the primary screening box, the secondary screening box and the storage box are respectively arranged vertically correspondingly.

[0007] Preferably, it also includes a handle, which is respectively fixed to the primary screen box, the secondary screen box and the storage box.

[0008] Preferably, the reciprocating assembly includes a motor seat, the motor seat is fixedly connected to the outer wall of the L-fixed platform, the motor is fixedly connected to the motor seat, the motor output end passes through the side wall of the L-fixed platform, the motor output end is fixedly connected to a turntable, two groups of toggle columns are symmetrically fixedly connected to the side ring of the top surface of the turntable, a slide groove is fixedly connected to the inner wall of the L-fixed platform, a slider is slidably connected in the slide groove, a T-block is fixedly connected to the center of the slider, and the toggle column toggles the T-block.

[0009] Preferably, an L-sliding plate is movably connected to the inner wall of the L-fixed platform, a sliding column is fixed to the sliding block, one end of the L-sliding plate is provided with a slot, the sliding column is movably arranged in the slot, and the other end of the L-sliding plate corresponds to the sliding column and is toggled by the sliding column.

[0010] Preferably, it also includes an auxiliary wheel, which is rotatably connected to the inner wall of the L-fixed platform and is slidably arranged in contact with the slider.

[0011] Preferably, the slider is fixedly connected to the screening frame.

[0012] Preferably, it also includes a hydraulic lifting rod, which is fixed to the bottom wall of the L-fixed platform, the bottom wall of the hydraulic lifting rod is fixed with a limited damper, the limited damper is fixed with a shock-absorbing spring, and the bottom wall of the shock-absorbing spring is fixed with a foot pad.

[0013] The beneficial effects achieved by the utility model using the above structure are as follows:

[0014] Multi-stage screening of polyethylene particles can be achieved by combining a primary screen box, a secondary screen box and a storage box. The primary screen box, the secondary screen box and the storage box are slidably connected to the screening frame, thereby facilitating disassembly, cleaning and replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a polyethylene production and processing filtering device proposed by the utility model;

[0016] Figure 2 This is a structural schematic diagram of another perspective of a polyethylene production and processing filtering device proposed by the utility model;

[0017] Figure 3 This is a schematic cross-sectional structure diagram of a polyethylene production and processing filtering device proposed by the utility model;

[0018] Figure 4 This is a schematic cross-sectional structure diagram of another viewing angle of a polyethylene production and processing filtering device proposed by the utility model;

[0019] Figure 5 This is a schematic diagram of the cross-sectional structure of a polyethylene production and processing filtering device proposed by the utility model from a third viewing angle.

[0020] Among them, 1. L fixed table, 2. reciprocating assembly, 3. screening frame, 4. primary screen box, 5. secondary screen box, 6. storage box, 7. handle, 8. motor seat, 9. motor, 10. turntable, 11. toggle column, 12. slide groove, 13. slider, 14. T-block, 15. L toggle plate, 16. slide column, 17. slot, 18. auxiliary wheel, 19. hydraulic lifting rod, 20. limit damping, 21. shock-absorbing spring, 22. foot pad. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] like Figure 1 , 4 As shown, a polyethylene production and processing filtering device includes an L fixed table 1, a reciprocating component 2 is movably connected to the side wall of the L fixed table 1, a screening frame 3 is fixed to the reciprocating component 2, the upper part of the inner wall of the screening frame 3 is slidably connected to the primary screening box 4, the middle part of the inner wall of the screening frame 3 is slidably connected to the secondary screening box 5, the lower part of the inner wall of the screening frame 3 is slidably connected to the storage box 6, the primary screening box 4, the secondary screening box 5 and the storage box 6 are respectively arranged vertically correspondingly, and also includes a handle 7, which is respectively fixed to the primary screening box 4, the secondary screening box 5 and the storage box 6.

[0023] like Figure 1-2 As shown in 4-5, the reciprocating assembly 2 includes a motor base 8, which is fixedly connected to the outer wall of the L fixed platform 1. The motor 9 is fixedly connected to the motor base 8. The output end of the motor 9 passes through the side wall of the L fixed platform 1. The output end of the motor 9 is fixedly connected to the turntable 10. Two groups of toggle columns 11 are symmetrically fixedly connected to the side circles of the top surface of the turntable 10. A slide groove 12 is fixedly connected to the inner wall of the L fixed platform 1. A slider 13 is slidably connected in the slide groove 12. A T-block 14 is fixedly connected to the center of the slider 13. The toggle column 11 toggles the T-block 14. An L toggle plate 15 is movably connected to the inner wall of the L fixed platform 1. A slide column 16 is fixedly connected to the slider 13. A slot 17 is provided at one end of the L toggle plate 15. The slide column 16 is movably arranged in the slot 17. The other end of the L toggle plate 15 corresponds to the toggle column 11 and is toggled by the toggle column 11.

[0024] like Figure 1 , 4 -5, it also includes an auxiliary wheel 18, which is rotatably connected to the inner wall of the L fixed platform 1 and is slidably arranged in contact with the slider 13, the slider 13 is fixedly connected to the screening frame 3, and also includes a hydraulic lifting rod 19, the hydraulic lifting rod 19 is fixedly connected to the bottom wall of the L fixed platform 1, the bottom wall of the hydraulic lifting rod 19 is fixedly connected to a limit damper 20, the limit damper 20 is fixedly connected to a shock absorbing spring 21, and the bottom wall of the shock absorbing spring 21 is fixedly connected to a foot pad 22.

[0025] When in use, first put the polyethylene particles into the primary screen box 4, then start the motor 9, the motor 9 drives the turntable 10 to rotate, at this time a set of toggle columns 11 toggle the T-block 15 and then drive the slider 13 to move along the slide groove 12, when the turntable 10 rotates one circle, another set of toggle columns 11 toggle the L toggle plate 15, because the fixed slide bar 16 is set in the slot 17 to limit, so when another set of toggle columns 11 toggle the L toggle plate 15, it will drive the slider 13 to move in the opposite direction along the slide groove 12 to achieve a reciprocating effect, the auxiliary wheel 18 can make the slider 13 slide more smoothly, at this time the slider 13 drives The screening frame 3 moves to have a reciprocating effect. At this time, the polyethylene particles in the primary screening box 4 are preliminarily screened and fall into the secondary screening box 4 for secondary screening. After the secondary screening is completed, the screened polyethylene particles fall into the storage box 6. By combining the primary screening box 4, the secondary screening box 5 and the storage box 6, multi-stage screening of the polyethylene particles can be achieved. The primary screening box 4, the secondary screening box 5 and the storage box 6 are slidably connected to the screening frame 3, which facilitates disassembly, cleaning and replacement. The shock-absorbing spring 21 can have a shock-absorbing effect, and the hydraulic lifting rod 19 can adjust the height according to the actual needs of the device.

[0026] 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.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A polyethylene production and processing filtering device, comprising an L fixing table, characterized in that: The side wall of the L fixed platform is movably connected with a reciprocating component, and a screening frame is fixedly connected to the reciprocating component. The upper part of the inner wall of the screening frame is slidably connected to the primary screening box, the middle part of the inner wall of the screening frame is slidably connected to the secondary screening box, and the lower part of the inner wall of the screening frame is slidably connected to the storage box. The primary screening box, the secondary screening box and the storage box are respectively arranged vertically correspondingly.

2. A polyethylene production and processing filtration device according to claim 1, characterized in that: It also includes handles, which are respectively fixed to the primary sieve box, the secondary sieve box and the storage box.

3. A polyethylene production and processing filtration device according to claim 1, characterized in that: The reciprocating assembly includes a motor seat, which is fixedly connected to the outer wall of the L-fixed platform, and the motor is fixedly connected to the motor seat. The output end of the motor passes through the side wall of the L-fixed platform, and the output end of the motor is fixedly connected to a turntable. Two groups of toggle columns are symmetrically fixedly connected to the side ring of the top surface of the turntable. A slide groove is fixedly connected to the inner wall of the L-fixed platform, and a slider is slidably connected in the slide groove. The center of the slider is fixedly connected to a T-block, and the toggle column toggles the T-block.

4. A polyethylene production and processing filtering device according to claim 3, characterized in that: An L-moving plate is movably connected to the inner wall of the L-fixing platform, a sliding column is fixed to the sliding block, one end of the L-moving plate is provided with a slot, the sliding column is movably arranged in the slot, and the other end of the L-moving plate corresponds to the moving column and is moved by the moving column.

5. A polyethylene production and processing filtration device according to claim 3, characterized in that: It also includes auxiliary wheels, which are rotatably connected to the inner wall of the L-fixed platform and are slidably arranged in contact with the sliding block.

6. A polyethylene production and processing filtering device according to claim 3, characterized in that: The sliding block is fixedly connected to the screening frame.

7. A polyethylene production and processing filtering device according to claim 1, characterized in that: It also includes a hydraulic lifting rod, which is fixedly connected to the bottom wall of the L-fixed platform. The bottom wall of the hydraulic lifting rod is fixedly connected to a limited damper, a shock-absorbing spring is fixedly connected to the limited damper, and a foot pad is fixedly connected to the bottom wall of the shock-absorbing spring.

Images