Catalytic device for bio-based polyester PEF

By introducing storage components and weight sensing devices into the bio-based polyester PEF catalytic device, automatic proportioning and convenient cleaning are achieved, and the problems of manual proportioning are solved in the prior art are time-consuming and difficult to clean, and the working efficiency of the equipment is improved and cleanliness.

CN222287317UActive Publication Date: 2025-01-03XIANGSHENG TECH (NANJING) CO LTD
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Patent Information

Application Number
CN202421091154.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-20
Publication Date
2025-01-03
Estimated Expiration
2034-05-20

AI Technical Summary

Technical Problem

The existing bio-based polyester PEF catalytic devices require long manual ratios and poor accuracy, and it is difficult to clean the inside of the reactor, resulting in extended equipment working cycle and accumulation of residual materials.

Method used

A catalytic device including material storage components, weight sensing devices and automatic proportioning systems was designed. The weight sensing devices were used to detect the material weight in real time, and the cylinder and gear system were automatically controlled to achieve the precise proportioning of raw materials and catalysts, and through the pull rod and lock The pin mechanism facilitates cleaning the inside of the device.

Benefits of technology

Automatic proportioning is achieved, the working efficiency and cleanliness of the equipment are improved, the working cycle of the equipment is shortened, and the accumulation of residual materials is reduced.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of catalytic devices, and discloses a catalytic device for bio-based polyester PEF, which comprises a base, a fixed circular plate is fixedly mounted at the top of the base, a rotary circular plate is rotatably connected to the outer wall of the fixed circular plate, a discharge port is fixedly mounted on the outer wall of the rotary circular plate, and the rotary circular plate is rotatably connected with the discharge port. A top cover is fixedly mounted at the top of the fixed circular plate, a storage assembly is arranged at the top of the top cover, and a motor is fixedly mounted on the inner wall of the base. Materials are placed in a storage barrel, the weight above a weight sensing device is increased through entering of the materials, an air cylinder is started, the air cylinder drives a push plate to pull back, the push plate drives a gear to rotate, the gear drives a rotating door to rotate, the rotating door is opened, and then the materials in the storage barrel are discharged to the top of a top cover through a slide slope; when the discharged materials reach the specified weight, the weight sensing device sends an instruction to the air cylinder, so that the telescopic end of the air cylinder is reset, the rotating door is closed, and discharging is stopped.
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Description

Technical Field

[0001] The utility model relates to the technical field of catalytic devices, in particular to a catalytic device for bio-based polyester PEF. Background Art

[0002] Bio-based polyester PEF is a type of polyester obtained by polymerization of 2,5-furandicarboxylic acid (FDCA) as a diacid monomer. FDCA can be extracted from biomass raw materials such as corn, non-food crops, straw, sawdust, etc. PEF is a 100% plant-based, fully recyclable plastic material with a wide range of applications, such as bottles, packaging, films, fibers and textiles. It can also be used in electronic products and automotive parts.

[0003] The existing catalytic device for PEF requires manual mixing of raw materials and catalysts. Manual mixing is time-consuming and has poor precision, which prolongs the working cycle of the equipment. At the same time, due to the integrated design of the reactor, it is extremely difficult to clean the inside. After the reactor is used for a long time, residual materials will accumulate inside. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a catalytic device for bio-based polyester PEF, which has the advantages of automatic proportioning and easy cleaning, and solves the problems raised by the above-mentioned background technology.

[0005] The utility model provides the following technical scheme: a catalytic device for bio-based polyester PEF, comprising a base, a fixed circular plate fixedly installed on the top of the base, a rotating circular plate rotatably connected to the outer wall of the fixed circular plate, a discharge port fixedly installed on the outer wall of the rotating circular plate, a top cover fixedly installed on the top of the fixed circular plate, a material storage assembly provided on the top of the top cover, a motor fixedly installed on the inner wall of the base, a stirring shaft fixedly installed on the power output shaft of the motor, an extension block fixedly installed on the outer wall of the fixed circular plate, a fixing groove is provided on the side of the fixed circular plate close to the extension block, a pull rod is slidably connected to the inner wall of the extension block, a locking pin is fixedly installed on the end of the pull rod close to the fixed circular plate, a spring is provided on the outer wall of the pull rod, a sealing sliding cover is slidably connected to the inner wall of the top cover, and a heat insulation plate is fixedly installed on the inner wall of the top cover.

[0006] As a preferred technical solution of the utility model, the material storage assembly includes a weight sensing device, a storage bucket is fixedly installed on the top of the weight sensing device, a cylinder is fixedly installed on the outer wall of the storage bucket, a push plate is fixedly installed on the telescopic end of the cylinder, a pull bar is fixedly installed on the outer wall of the push plate, the inner wall of the storage bucket is rotatably connected to a rotating door, the outer wall of the storage bucket is rotatably connected to a gear, and the outer wall of the storage bucket is respectively fixedly installed with a baffle and a slide.

[0007] As a preferred technical solution of the utility model, a tooth groove is provided at the bottom of the pull bar, and the tooth groove is engaged with a gear, the rotating shaft of the rotating door passes through the storage barrel, and the rotating shaft of the rotating door is connected to the gear.

[0008] As a preferred technical solution of the utility model, there are two material storage assemblies, and the two material storage assemblies are symmetrically distributed on the top of the top cover.

[0009] As a preferred technical solution of the utility model, the outer wall of the rotating circular plate is provided with a long strip block, and the size of the long strip block is the same as the size of the fixed groove. The outer wall of the long strip block of the outer wall of the rotating circular plate is provided with a circular groove, and the diameter of the circular groove is the same as the diameter of the locking pin.

[0010] As a preferred technical solution of the utility model, the pull rod penetrates the extension block, and the pull rod penetrates the locking pin.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The catalytic device for bio-based polyester PEF places the material inside the storage barrel. The entry of the material increases the weight above the weight sensing device. The cylinder is started, and the cylinder drives the push plate to pull back. The push plate drives the gear to rotate, and the gear drives the rotating door to rotate, so that the rotating door opens, and the material in the storage barrel is discharged to the top of the top cover through the slide. When the discharged material reaches the specified weight, the weight sensing device sends an indication to the cylinder, so that the telescopic end of the cylinder is reset, and the rotating door is closed to block the discharge of the material.

[0013] 2. The catalytic device for the bio-based polyester PEF pulls the pull rod, which drives the locking pin to move, thereby contracting the spring, so that the locking pin is disengaged from the circular groove provided on the long strip block on the outer wall of the rotating circular plate, thereby eliminating the fixed relationship between the fixed circular plate and the rotating circular plate. At this time, the rotating circular plate is rotated to disengage the rotating circular plate from the fixed circular plate and clean its inner wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the stirring shaft of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the rotating circular plate of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the material storage component of the utility model;

[0018] Figure 5 For this utility model Figure 3 Enlarged structural diagram at A in the middle.

[0019] In the figure: 1, base; 2, fixed circular plate; 3, rotating circular plate; 4, discharge port; 5, top cover; 6, storage assembly; 7, motor; 8, stirring shaft; 9, extension block; 10, fixed groove; 11, pull rod; 12, spring; 13, lock pin; 14, sealing slide cover; 15, heat insulation board;

[0020] 601, weight sensing device; 602, storage bucket; 603, cylinder; 604, push plate; 605, pull bar; 606, gear; 607, rotating door; 608, baffle; 609, landslide. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-5 A catalytic device for bio-based polyester PEF comprises a base 1, a fixed circular plate 2 is fixedly installed on the top of the base 1, a rotating circular plate 3 is rotatably connected to the outer wall of the fixed circular plate 2, a discharge port 4 is fixedly installed on the outer wall of the rotating circular plate 3, a top cover 5 is fixedly installed on the top of the fixed circular plate 2, a material storage component 6 is arranged on the top of the top cover 5, a motor 7 is fixedly installed on the inner wall of the base 1, a stirring shaft 8 is fixedly installed on the power output shaft of the motor 7, an extension block 9 is fixedly installed on the outer wall of the fixed circular plate 2, and the fixed circular plate A fixing groove 10 is provided on one side close to the extension block 9, a pull rod 11 is slidably connected to the inner wall of the extension block 9, a lock pin 13 is fixedly installed on one end of the pull rod 11 close to the fixed circular plate 2, a spring 12 is provided on the outer wall of the pull rod 11, a sealing slide 14 is slidably connected to the inner wall of the top cover 5, and a heat insulation board 15 is fixedly installed on the inner wall of the top cover 5. In the above structure, a square groove is provided on the top of the top cover 5, and the width of the square groove is adapted to the width of the sealing slide 14, so that the sealing slide 14 can seal the top of the top cover 5.

[0023] In a preferred embodiment, the material storage component 6 includes a weight sensing device 601, a storage barrel 602 is fixedly installed on the top of the weight sensing device 601, a cylinder 603 is fixedly installed on the outer wall of the storage barrel 602, a push plate 604 is fixedly installed on the telescopic end of the cylinder 603, a pull bar 605 is fixedly installed on the outer wall of the push plate 604, the inner wall of the storage barrel 602 is rotatably connected to a rotating door 607, the outer wall of the storage barrel 602 is rotatably connected to a gear 606, and the outer wall of the storage barrel 602 is respectively fixedly installed with a baffle 608 and a slide 609. In the above structure, the material in the storage barrel 602 is weighed in real time by the weight sensing device 601. When the material inside the storage barrel 602 flows outward, the weight sensing device 601 can detect the internal weight thereof, thereby controlling the extension and retraction of the cylinder 603, and then controlling the opening and closing of the rotating door 607.

[0024] In a preferred embodiment, a tooth groove is provided at the bottom of the pull bar 605, and the tooth groove is meshed with the gear 606. The rotating shaft of the rotating door 607 passes through the storage barrel 602, and the rotating shaft of the rotating door 607 is connected to the gear 606. In the above structure, the movement of the push plate 604 drives the pull bar 605 to move, and then drives the tooth groove at the top of the pull bar 605 to move, thereby driving the gear 606 to rotate, and the gear 606 drives the rotating door 607 to rotate.

[0025] In a preferred embodiment, there are two material storage assemblies 6, and the two material storage assemblies 6 are symmetrically distributed on the top of the top cover 5. In the above structure, the raw materials and catalysts can be weighed and discharged separately through the two material storage assemblies 6, so as to control the ratio of the raw materials and the catalyst.

[0026] In a preferred embodiment, the outer wall of the rotating circular plate 3 is provided with a long strip, and the size of the long strip is the same as the size of the fixed groove 10, and the outer wall of the long strip of the outer wall of the rotating circular plate 3 is provided with a circular groove, and the diameter of the circular groove is the same as the diameter of the locking pin 13. In the above structure, by placing the long strip of the outer wall of the rotating circular plate 3 on the inner wall of the fixed groove 10, the circular groove provided on the outer wall of the long strip of the outer wall of the rotating circular plate 3 reaches the inner side of the locking pin 13, and is fixed by the locking pin 13.

[0027] In a preferred embodiment, the pull rod 11 penetrates the extension block 9 and the pull rod 11 penetrates the locking pin 13. In the above structure, the lock pin 13 is penetrated by the pull rod 11, so that the locking pin 13 cannot reach the outside of the extension block 9 through the penetration of the pull rod 11.

[0028] Working principle: when using the device, pull the sealing slide cover 14 to open the square slot on the top of the top cover 5, place the material inside the storage barrel 602, and the weight above the weight sensing device 601 increases with the entry of the material. By starting the cylinder 603, the cylinder 603 drives the push plate 604 to pull back, the push plate 604 drives the gear 606 to rotate, and the gear 606 drives the rotating door 607 to rotate, so that the rotating door 607 opens, and then the material in the storage barrel 602 is discharged to the top of the top cover 5 through the slide 609, so that the material enters the interior of the base 1 through the square slot on the top of the top cover 5. When the discharged material reaches the specified weight, the weight sensing device 601 sends an instruction to the cylinder 603, so that the telescopic end of the cylinder 603 is reset, and then the rotating door 607 is closed to block the discharge, and the material is discharged through the two storages. Component 6 discharges the raw materials and catalyst respectively to make their ratio more accurate. When the material reaches the inner wall of the base 1, the sealing slide cover 14 is reset to make the interior of the base 1 in a sealed environment. At this time, the motor 7 is started to heat the interior of the base 1 at the same time. At this time, the motor 7 drives the stirring shaft 8 to rotate, and the stirring shaft 8 stirs the raw materials and the catalyst to make them mixed evenly. When it is necessary to clean the inner walls of the fixed circular plate 2 and the rotating circular plate 3, the pull rod 11 is pulled, and the pull rod 11 drives the locking pin 13 to move, thereby causing the spring 12 to contract, so that the locking pin 13 is disengaged from the circular groove provided on the long strip block of the outer wall of the rotating circular plate 3, thereby causing the fixed relationship between the fixed circular plate 2 and the rotating circular plate 3 to disappear. At this time, the rotating circular plate 3 is rotated to separate the rotating circular plate 3 from the fixed circular plate 2, and its inner wall is cleaned.

[0029] 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 catalytic device for bio-based polyester PEF, comprising a base (1), characterized in that: A fixed circular plate (2) is fixedly mounted on the top of the base (1); a rotating circular plate (3) is rotatably connected to the outer wall of the fixed circular plate (2); a discharge port (4) is fixedly mounted on the outer wall of the rotating circular plate (3); a top cover (5) is fixedly mounted on the top of the fixed circular plate (2); a material storage assembly (6) is provided on the top of the top cover (5); a motor (7) is fixedly mounted on the inner wall of the base (1); a stirring shaft (8) is fixedly mounted on the power output shaft of the motor (7); and the fixed circular plate (2 ) is fixedly installed on the outer wall of an extension block (9), a fixing groove (10) is provided on a side of the fixed circular plate (2) close to the extension block (9), a pull rod (11) is slidably connected to the inner wall of the extension block (9), a locking pin (13) is fixedly installed on one end of the pull rod (11) close to the fixed circular plate (2), a spring (12) is provided on the outer wall of the pull rod (11), a sealing sliding cover (14) is slidably connected to the inner wall of the top cover (5), and a heat insulation plate (15) is fixedly installed on the inner wall of the top cover (5).

2. The catalytic device for bio-based polyester PEF according to claim 1, characterized in that: The material storage assembly (6) comprises a weight sensing device (601), a storage bucket (602) is fixedly mounted on the top of the weight sensing device (601), a cylinder (603) is fixedly mounted on the outer wall of the storage bucket (602), a push plate (604) is fixedly mounted on the telescopic end of the cylinder (603), a pull bar (605) is fixedly mounted on the outer wall of the push plate (604), a rotating door (607) is rotatably connected to the inner wall of the storage bucket (602), a gear (606) is rotatably connected to the outer wall of the storage bucket (602), and a baffle (608) and a slide (609) are respectively fixedly mounted on the outer wall of the storage bucket (602).

3. A catalytic device for bio-based polyester PEF according to claim 2, characterized in that: The bottom of the pulling bar (605) is provided with a tooth groove, and the tooth groove is meshed with the gear (606). The rotating shaft of the rotating door (607) passes through the storage barrel (602), and the rotating shaft of the rotating door (607) is connected to the gear (606).

4. The catalytic device for bio-based polyester PEF according to claim 1, characterized in that: There are two material storage assemblies (6), and the two material storage assemblies (6) are symmetrically distributed on the top of the top cover (5).

5. The catalytic device for bio-based polyester PEF according to claim 1, characterized in that: The outer wall of the rotating circular plate (3) is provided with a long strip, and the size of the long strip is the same as the size of the fixed groove (10); the outer wall of the long strip of the outer wall of the rotating circular plate (3) is provided with a circular groove, and the diameter of the circular groove is the same as the diameter of the locking pin (13).

6. The catalytic device for bio-based polyester PEF according to claim 1, characterized in that: The pull rod (11) passes through the extension block (9), and the pull rod (11) passes through the locking pin (13).