Device for detecting grain strength of high-strength flame-retardant recycled plastic

By introducing a limiting groove, a limiting block, and a threaded rod lifting assembly into the plastic pellet strength testing device, the problem of inconvenient device cleaning was solved, enabling precise installation and disassembly of the plastic pellets and improving the stability and wear resistance of the test.

CN224152215UActive Publication Date: 2026-04-21XIAMEN MEIJIAMEI NEW MATERIAL TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
XIAMEN MEIJIAMEI NEW MATERIAL TECH CO LTD
Filing Date
2025-04-29
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

The existing plastic grain strength testing device lacks a disassembly and storage structure, making cleaning inconvenient.

Method used

A high-strength flame-retardant recycled plastic pellet strength testing device was designed, comprising a limiting groove, a limiting block, and a placement groove. The limiting groove and the limiting block work together to achieve precise installation and disassembly of the plastic pellets, and the threaded rod and the lifting assembly work together to ensure the stability and wear resistance of the testing process.

Benefits of technology

It enables precise installation and removal of plastic pellets, prevents debris from flying, extends the wear life of the device, and allows for precise adjustment of the applied pressure, thus improving the accuracy of the test.

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Abstract

The utility model discloses a high-strength flame-retardant recycled plastic grain strength detection device, which relates to the technical field of plastic grain strength and comprises a box body, two groups of symmetrically distributed fixing seats are mounted on the bottom wall of the inner side of the box body, limiting grooves are formed in the top ends of the fixing seats, and limiting blocks are movably mounted on the inner sides of the limiting grooves. A containing groove is formed in the top of the limiting block and formed above the fixing base. By installing the limiting grooves, the limiting blocks and the placing grooves, the limiting grooves are formed in the top end of the fixing base, the top end of the fixing base limits the limiting blocks on the inner side through the limiting grooves, a user can conveniently and accurately install the limiting blocks, the limiting blocks fix the placing grooves in the top end, and the user can conveniently and accurately install the placing grooves; the containing groove is used for containing high-strength flame-retardant recycled plastic grains, after the plastic grains are broken, the plastic grains are received by the containing groove, chippings are prevented from splashing all around, and a user can conveniently detach the containing groove and clean the inner side of the containing groove.
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Description

Technical Field

[0001] This utility model relates to the field of plastic grain strength technology, specifically a high-strength flame-retardant recycled plastic grain strength testing device. Background Technology

[0002] Recycled plastics refer to plastic raw materials obtained by processing waste plastics through physical or chemical methods such as pretreatment, melt granulation, and modification. It is a reuse of plastics. Before reuse, recycled plastic granules need to be tested for their compressive strength, that is, the pressure value, so as to be rationally allocated for reuse.

[0003] Patent document CN218885631U discloses an automatic testing device for the strength of plastic granules, which discloses "an automatic testing device for the strength of plastic granules, including a worktable, a vertical plate fixedly installed on the top of the worktable, a top plate fixedly installed on the top of the vertical plate, a cylinder fixedly installed on the top of the top plate, and an extrusion head fixedly installed at the output end of the cylinder through the top plate downwards".

[0004] The existing plastic rice strength testing device lacks a disassembly and storage structure, making it inconvenient to clean the plastic rice. Utility Model Content

[0005] The purpose of this invention is to provide a high-strength flame-retardant recycled plastic rice strength testing device to solve the technical problem mentioned in the background art that the plastic rice strength testing device lacks a disassembly and storage structure, making it inconvenient to clean the plastic rice.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a high-strength flame-retardant recycled plastic meter strength testing device, comprising: a box body, wherein two sets of symmetrically distributed fixed seats are installed on the inner bottom wall of the box body, a limiting groove is opened at the top of the fixed seat, a limiting block is movably installed on the inner side of the limiting groove, a placement groove is installed on the top of the limiting block, the placement groove is installed above the fixed seat, and two sets of symmetrically distributed guide rods are installed on the inner side of the box body, the guide rods being located on one side of the fixed seat.

[0007] Preferably, a drive motor is installed on the top of the housing, and a threaded rod is installed on the inner side of the housing. The threaded rod is located between two sets of fixed seats, and the top end of the threaded rod is connected to the drive motor.

[0008] Preferably, a lifting assembly is movably mounted on the outer side of the threaded rod via a thread. The lifting assembly includes a threaded ring mounted on the outer side of the threaded rod, a lifting plate mounted on the outer side of the threaded ring, and a guide ring mounted on the inner side of the lifting plate. The guide ring is sleeved on the outer side of the guide rod.

[0009] Preferably, a pressure sensor is installed at the bottom of the lifting plate, and a support plate is installed at the bottom end of the pressure sensor.

[0010] Preferably, a wear-resistant plate is installed at the bottom end of the support plate.

[0011] Preferably, the front of the housing is connected to a door via a hinge, and an observation window is installed on the inside of the door.

[0012] Preferably, a controller is installed on the top of the housing, and the controller is located on one side of the drive motor.

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

[0014] 1. This utility model is achieved by installing a limiting groove, a limiting block, and a placement groove. The top of the fixing base has a limiting groove, which limits the inner limiting block, making it convenient for the user to accurately install the limiting block. The limiting block fixes the top placement groove, making it convenient for the user to accurately install the placement groove. The placement groove is used to place high-strength flame-retardant recycled plastic pellets. After the plastic pellets are broken, the placement groove receives the plastic pellets, preventing the fragments from flying everywhere. It is also convenient for the user to disassemble the placement groove and clean the inside of the placement groove.

[0015] 2. This utility model features a threaded rod installed, which drives a motor to rotate the output threaded rod. The outer side of the threaded rod, through its threads, moves an outer threaded ring up and down. The threaded ring is fixed to the outer lifting plate to ensure its stability. The lifting plate is fixed to the inner guide ring to ensure its stability. The guide ring is fitted onto the outside of the guide rod, and the guide rod pulls the guide ring to move linearly up and down. The lifting plate is fixed to the bottom pressure sensor, and the bottom end of the pressure sensor is fixedly connected to the support plate. The support plate is fixed to the bottom wear-resistant plate, which extends the wear-resistant life. The wear-resistant plate presses down on the placement groove, and the wear-resistant plate and the placement groove press against each other, facilitating adjustment of the applied pressure. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0017] Figure 2 This is a cross-sectional structural diagram of the present invention;

[0018] Figure 3 This is a schematic diagram of the box structure of this utility model;

[0019] Figure 4 This is a schematic diagram of the lifting plate structure of this utility model.

[0020] In the diagram: 1. Box body; 2. Door; 3. Observation window; 4. Controller; 5. Drive motor; 6. Threaded rod; 7. Threaded ring; 8. Lifting plate; 9. Guide ring; 10. Pressure sensor; 11. Support plate; 12. Wear-resistant plate; 13. Guide rod; 14. Fixing seat; 15. Limiting groove; 16. Limiting block; 17. Placement groove. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. For example, "connected" can be a fixed connection, a detachable connection, or an integral 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 a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0024] Please see Figure 1 , Figure 2 , Figure 3 and Figure 4 A high-strength flame-retardant recycled plastic meter strength testing device includes: a box body 1, on the inner bottom wall of the box body 1, two sets of symmetrically distributed fixed seats 14 are installed, the top of the fixed seats 14 is provided with a limiting groove 15, the inner side of the limiting groove 15 is movably installed with a limiting block 16, the top of the limiting block 16 is installed with a placement groove 17, the placement groove 17 is installed above the fixed seats 14, and two sets of symmetrically distributed guide rods 13 are installed on the inner side of the box body 1, the guide rods 13 are located on one side of the fixed seats 14;

[0025] The box body 1 is fixed to the inner bottom wall fixing seat 14 to ensure the stability of the fixing seat 14. The top of the fixing seat 14 is provided with a limiting groove 15. The top of the fixing seat 14 is limited by the limiting groove 15 to the inner limiting block 16, which makes it convenient for the user to accurately install the limiting block 16. The limiting block 16 is fixed to the top placement groove 17, which makes it convenient for the user to accurately install the placement groove 17. The placement groove 17 is used to place high-strength flame-retardant recycled plastic pellets. After the plastic pellets are broken, the placement groove 17 receives the plastic pellets. It is convenient for the user to disassemble the placement groove 17 and clean the inside of the placement groove 17.

[0026] Please see Figure 1 , Figure 2 , Figure 3 and Figure 4 A drive motor 5 is installed on the top of the housing 1, and a threaded rod 6 is installed on the inner side of the housing 1. The threaded rod 6 is located between two sets of fixed seats 14. The top end of the threaded rod 6 is connected to the drive motor 5. A lifting assembly is installed on the outer side of the threaded rod 6 by means of threads. The lifting assembly includes a threaded ring 7 installed on the outer side of the threaded rod 6, a lifting plate 8 installed on the outer side of the threaded ring 7, a guide ring 9 installed on the inner side of the lifting plate 8, and the guide ring 9 is sleeved on the outer side of the guide rod 13. A pressure sensor 10 is installed at the bottom of the lifting plate 8, a support plate 11 is installed at the bottom end of the pressure sensor 10, and a wear-resistant plate 12 is installed at the bottom end of the support plate 11.

[0027] The housing 1 is fixed to the inner guide rod 13 to ensure the stability of the guide rod 13. The housing 1 supports the inner threaded rod 6 to ensure the smooth rotation of the threaded rod 6. The drive motor 5 drives the output end threaded rod 6 to rotate. The outer side of the threaded rod 6 drives the outer threaded ring 7 to move up and down through the thread. The threaded ring 7 is fixed to the outer lifting plate 8 to ensure the stability of the lifting plate 8. The lifting plate 8 is fixed to the inner guide ring 9 to ensure the stability of the guide ring 9. The guide ring 9 is sleeved on the outside of the guide rod 13. The guide rod 13 pulls the guide ring 9 to move up and down linearly. The lifting plate 8 is fixed to the bottom pressure sensor 10 to ensure the smooth operation of the pressure sensor 10. The bottom end of the pressure sensor 10 is fixedly connected to the support plate 11. The support plate 11 is fixed to the bottom wear-resistant plate 12. The wear-resistant plate 12 extends the wear-resistant life. The wear-resistant plate 12 presses down to squeeze the placement groove 17. The wear-resistant plate 12 and the placement groove 17 squeeze each other, and the pressure sensor 10 senses the applied pressure data.

[0028] Please see Figure 1 , Figure 2 , Figure 3 and Figure 4 The front of the box body 1 is connected to a door body 2 by a hinge, and an observation window 3 is installed on the inside of the door body 2;

[0029] The cabinet 1 supports the front door 2, making it easy to adjust the angle of the door 2. The observation window 3 allows for easy observation of the interior of the cabinet 1.

[0030] A controller 4 is installed on the top of the housing 1. The controller 4 is located on one side of the drive motor 5. The controller 4 controls the operation of the device, and the user presets the pressure value.

[0031] Working principle: The user presets the pressure value through the controller 4, which drives the motor 5 to rotate the output threaded rod 6. The outer side of the threaded rod 6 drives the outer threaded ring 7 to move up and down through the thread. The threaded ring 7 is fixed to the outer lifting plate 8 to ensure the stability of the lifting plate 8. The lifting plate 8 is fixed to the inner guide ring 9 to ensure the stability of the guide ring 9. The guide ring 9 is sleeved on the outside of the guide rod 13. The guide rod 13 pulls the guide ring 9 to move up and down linearly. The lifting plate 8 is fixed to the bottom pressure sensor 10 to ensure the stable operation of the pressure sensor 10. The bottom end of the pressure sensor 10 is fixedly connected to the support plate 11. The support plate 11 is fixed to the bottom wear-resistant plate 12. The wear-resistant plate 12 extends the wear-resistant life. The wear-resistant plate 12 presses down and squeezes the placement groove 17. The wear-resistant plate 12 and the placement groove 17 squeeze each other, and the pressure sensor 10 senses the applied pressure data to achieve accurate data.

[0032] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A high strength flame retardant recycled plastic rice strength detection device, characterized by, Include: The inner side bottom wall of the box (1) is provided with two groups of symmetrically distributed fixing seats (14), the top end of the fixing seat (14) is provided with a limiting groove (15), the inner side of the limiting groove (15) is movably provided with a limiting block (16), the top of the limiting block (16) is provided with a placing groove (17), the placing groove (17) is installed above the fixing seat (14), the inner side of the box (1) is provided with two groups of symmetrically distributed guide rods (13), and the guide rod (13) is located on one side of the fixing seat (14).

2. The high-strength flame-retardant recycled plastic strength detection device according to claim 1, characterized in that: The top of the box (1) is provided with a driving motor (5), the inner side of the box (1) is provided with a threaded rod (6), the threaded rod (6) is located between the two groups of fixing seats (14), and the top end of the threaded rod (6) is connected with the driving motor (5).

3. The high-strength flame-retardant recycled plastic strength detection device according to claim 2, characterized in that: The outer side of the threaded rod (6) is movably provided with a lifting assembly through threads, the lifting assembly comprises a threaded ring (7) installed on the outer side of the threaded rod (6), a lifting plate (8) installed on the outer side of the threaded ring (7), a guide ring (9) installed on the inner side of the lifting plate (8), and the guide ring (9) is sleeved on the outer side of the guide rod (13).

4. The high-strength flame-retardant recycled plastic strength detection device according to claim 3, characterized in that: The bottom of the lifting plate (8) is provided with a pressure sensor (10), and the bottom end of the pressure sensor (10) is provided with a support plate (11).

5. A high strength flame retardant recycled plastic strength detection device according to claim 4, characterized in that: The bottom end of the support plate (11) is provided with a wear-resistant plate (12).

6. The high strength flame retardant recycled plastic strength detection device according to claim 1, characterized in that: The front of the box (1) is connected with a door body (2) through a hinge, and the inner side of the door body (2) is provided with an observation window (3).

7. The high strength flame retardant recycled plastic strength detection device according to claim 2, characterized in that: The top of the box (1) is provided with a controller (4), and the controller (4) is located on one side of the driving motor (5).

Citation Information

Patent Citations

  • Plastic particle strength automatic detection device

    CN218885631U