Centrifugal screen for separating fiber from starch aqueous solution

Abstract

The utility model discloses a centrifugal screen for separating fiber from starch aqueous solution, and relates to the technical field of centrifugal screens, the centrifugal screen for separating fiber from starch aqueous solution comprises a screen box, the bottom end of the screen box is provided with a motor, and the centrifugal screen is provided with a support, an electric push rod and a push plate. In the separation process of starch and fibers, an electric push rod installed on the bottom end face of a support can be started to push a push plate to the lower side, and the push plate is synchronously utilized to move to the lower side to rapidly push and scrape away the fibers attached to the inner wall of a screen drum. The screen drum is connected with the connecting block fixedly connected to the output shaft at the top end of the motor, and when the screen drum needs to be cleaned, the screen drum can be detached from the connecting block fixedly connected to the output shaft at the top end of the motor, so that the cleaning efficiency can be remarkably improved when the screen drum is cleaned.

Description

Technical Field

[0001] The utility model relates to the technical field of centrifugal sieves, in particular to a centrifugal sieve for separating fibers and starch aqueous solution. Background Art

[0002] When preparing anthocyanin raw materials mainly composed of purple sweet potatoes, a corresponding centrifugal screen pulp machine is required for processing. There is a step in the anthocyanin production process to separate fibers and starch aqueous solution. The centrifugal screen pulp machine is a screening device in the pulp and paper industry, mainly used for screening after washing to remove unboiled components, fiber bundles and other impurities in the pulp. An existing patent for a centrifugal sieve, the patent publication number CN201799409U includes a frame and a main shaft. A screening chamber is installed on the frame. A scraper connected to the main shaft is arranged in the screening chamber. Feed ports and discharge ports are arranged on both end faces of the screening chamber. At the bottom of the screening chamber, the feed port of the screening chamber is connected to a feed pipe, and the upper part of the feed pipe is connected to a feed hopper. The main shaft passes through the feed pipe and the screening chamber. The feature is that two screen meshes are arranged at the lower part of the screening chamber. The screen mesh near the feed port is finer than the screen mesh near the discharge port. The two screen meshes respectively correspond to aggregate ports, and each aggregate port is connected to a suction fan. Two air inlets are arranged on the shell of the screening chamber. The air inlet near the feed port is larger than the air inlet near the discharge port. The utility model improves the screening efficiency through structural improvement.

[0003] In view of the above related technologies, the inventor believes that there are the following defects: when in use, although it can collect materials through the aggregate port, when in use, since the screen cylinder part is in a horizontal structure and is not easy to disassemble, when the screen cylinder is cleaned subsequently, it is necessary to rely on manual labor to reach deep into the inside of the screen cylinder for cleaning, which will result in poor cleaning efficiency of the fibers and has limitations. Therefore, we propose a centrifugal sieve for separating fibers and starch aqueous solution to solve the above existing problems. Summary of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a centrifugal sieve for separating fibers and starch aqueous solution, which solves the problem that in the existing one, since the screen cylinder part is in a horizontal structure and is not easy to disassemble, when the screen cylinder is cleaned subsequently, it is necessary to rely on manual labor to reach deep into the inside of the screen cylinder for cleaning, which will result in poor cleaning efficiency of the fibers and has limitations.

[0005] To achieve the above object, the utility model is realized by the following technical solutions: A centrifugal sieve for separating fibers and starch aqueous solution, including a sieve box, a motor is installed at the bottom end of the sieve box, and an output shaft is installed at the top end of the motor. A connecting block is installed on the output shaft, and the motor and the connecting block together form a driving structure. A sieve cylinder is installed at the top end of the connecting block. The sieve cylinder is a box structure with a one-way opening at the top end. Through holes are arranged in a circular array inside the sieve cylinder. The through holes are sieve holes, and a slot matching the connecting block is arranged at the bottom end of the sieve cylinder.

[0006] Preferably, the sieve cylinder is located inside the sieve box, and an annular groove is arranged on the top surface of the sieve box. The annular groove is an installation groove, and the installation groove is a box structure with a one-way opening at the top end. Legs are fixedly connected to the bottom surface of the sieve box.

[0007] Preferably, the sieve box and the legs together form a support structure, and feet are fixedly connected to the bottom surface of the legs. The feet and the legs together form a load-bearing structure.

[0008] Preferably, a discharge pipe is fixedly connected to the front end of the outer peripheral surface of the sieve box, and the discharge pipe is communicated with the sieve box. A cover plate is installed at the top end of the sieve box, and the main body of the cover plate is circular.

[0009] Preferably, a plug board is fixedly connected to the bottom surface of the cover plate. The main body of the plug board is annular. The diameter of the plug board is smaller than that of the cover plate. The plug board and the cover plate together form a shielding structure.

[0010] Preferably, a bracket is fixedly connected to the top surface of the cover plate. The main body of the bracket is a U-shaped structure with a one-way opening at the bottom end. The bracket and the cover plate together form a guiding structure.

[0011] Preferably, an electric push rod is installed on the bottom surface of the transverse member in the bracket. The electric push rod and the bracket together form a pushing structure. An output end is arranged at the bottom end of the electric push rod, and a push plate is installed on the output end. The main body of the push plate is circular.

[0012] Beneficial effects

[0013] The utility model provides a centrifugal sieve for separating fibers and starch aqueous solution. Compared with the prior art, the following beneficial effects are achieved:

[0014] In the centrifugal sieve for separating fibers and starch aqueous solution, by arranging a bracket, an electric push rod and a push plate, during the separation process of starch and fibers, the electric push rod installed on the bottom surface of the bracket can be started to push the push plate downward, and at the same time, the downward movement of the push plate is used to quickly push and scrape the fibers adhered to the inner wall of the sieve cylinder, so as to achieve the purpose of improving the subsequent cleaning efficiency;

[0015] The centrifugal sieve used to separate fibers and aqueous starch solution is connected by a sieve cylinder and a connecting block fixedly connected to the output shaft at the top of the motor. When the sieve cylinder needs to be cleaned, the sieve cylinder can be removed from the connecting block fixedly connected to the output shaft at the top of the motor, which can significantly improve the cleaning efficiency during cleaning. Brief Description of the Drawings

[0016] Figure 1 It is a front side view structural schematic diagram of a part of the structure of the centrifugal sieve of the present invention after sectioning;

[0017] Figure 2 It is a combined structural schematic diagram of the centrifugal sieve of the present invention;

[0018] Figure 3 It is a front view structural schematic diagram of the centrifugal sieve of the present invention after sectioning;

[0019] Figure 4 It is a combined structural schematic diagram of the cover plate and the plug plate of the centrifugal sieve of the present invention;

[0020] Figure 5 It is a combined structural schematic diagram of the sieve cylinder and the sieve holes of the centrifugal sieve of the present invention;

[0021] Figure 6 It is a top view structural schematic diagram of the centrifugal sieve of the present invention.

[0022] In the figure: 1, sieve box; 101, installation groove; 102, support leg; 103, support foot; 104, discharge pipe; 2, motor; 201, connecting block; 202, sieve cylinder; 203, sieve hole; 3, cover plate; 301, plug plate; 302, support; 303, electric push rod; 304, push plate. Detailed Embodiment

[0023] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

[0024] Please refer to Figures 1 - 6, the present utility model provides a technical solution: a centrifugal sieve for separating fibers and starch aqueous solution, including a sieve box 1, a motor 2 is installed at the bottom end of the sieve box 1, and an output shaft is installed at the top end of the motor 2. A connecting block 201 is installed on the output shaft, and the motor 2 and the connecting block 201 together form a driving structure. A sieve cylinder 202 is installed at the top end of the connecting block 201. The sieve cylinder 202 is a box structure with a one-way opening at the top end. Through holes are arranged in an annular array inside the sieve cylinder 202, and these through holes are sieve holes 203. A slot matching the connecting block 201 is opened at the bottom end of the sieve cylinder 202;

[0025] By arranging sieve holes 203 in an annular array inside the sieve cylinder 202, when it is in use, the separation operation of fibers and starch water can be realized.

[0026] Refer to Figure 2 、 Figure 3 , the sieve cylinder 202 is located inside the sieve box 1. An annular groove is opened on the top surface of the sieve box 1, and this annular groove is an installation groove 101. The installation groove 101 is a box structure with a one-way opening at the top end. Legs 102 are fixedly connected to the bottom surface of the sieve box 1;

[0027] By installing the sieve cylinder 202 inside the sieve box 1, when the sieve cylinder 202 rotates, the separation and diversion operations can be carried out synchronously.

[0028] Refer to Figure 1 、 Figure 5 , a discharge pipe 104 is fixedly connected to the front end of the outer peripheral surface of the sieve box 1, and the discharge pipe 104 communicates with the sieve box 1. A cover plate 3 is installed at the top end of the sieve box 1, and the main body of the cover plate 3 is circular;

[0029] By installing the cover plate 3 at the top end of the sieve box 1, when it is in use, the shielding operation can be realized through the covering of the cover plate 3.

[0030] Refer to Figure 3 、 Figure 6 , the sieve box 1 and the legs 102 together form a support structure. A foot 103 is fixedly connected to the bottom surface of the leg 102, and the foot 103 and the leg 102 together form a bearing structure;

[0031] By fixedly connecting the legs 102 to the bottom surface of the sieve box 1, when it is in use, it can cooperate with the feet 103 to realize the auxiliary support operation for the sieve box 1.

[0032] Refer to Figure 1 、 Figure 2, a plug board 301 is fixedly connected to the bottom end surface of the cover plate 3, and the main body of the plug board 301 is an annular structure. The diameter of the plug board 301 is smaller than that of the cover plate 3. The plug board 301 and the cover plate 3 together form a shielding structure;

[0033] By fixedly connecting a plug board 301 to the bottom end surface of the cover plate 3, when it is in use, efficient sealing operation of the sieve box 1 can be achieved.

[0034] Refer to Figure 3 , Figure 5 , a bracket 302 is fixedly connected to the top end surface of the cover plate 3, and the main body of the bracket 302 is a U-shaped structure with a one-way opening at the bottom end. The bracket 302 and the cover plate 3 together form a guiding structure;

[0035] By fixedly connecting a bracket 302 to the top end surface of the cover plate 3, when it is in use, the support and installation operation of the electric push rod 303 can be achieved.

[0036] Refer to Figure 1 , Figure 2 , an electric push rod 303 is installed on the bottom end surface of the transverse member in the bracket 302. The electric push rod 303 and the bracket 302 together form a pushing structure. An output end is provided at the bottom end of the electric push rod 303, and a push plate 304 is installed on this output end. The main body of the push plate 304 is a circular structure;

[0037] By installing a push plate 304 on the bottom end output end of the electric push rod 303, when it is in use, the pushing operation of the fibers can be achieved through the pushing of the push plate 304.

[0038] During operation, in the process of anthocyanin production, when it is necessary to separate purple sweet potato fibers and starch aqueous solution, the sieve box 1 can be placed on the ground by using the legs 102 and feet 103 fixedly connected to its bottom end surface. At the same time, the sieve cylinder 202 can be placed inside the connecting block 201 provided on the top output shaft of the motor 2. At the same time, the cover plate 3 can be inserted into the installation groove 101 opened at the top of the sieve box 1 by using the plug board 301 fixedly connected to its bottom end surface to achieve the rapid closing operation of the sieve cylinder 202;

[0039] And after the closing is completed, the motor 2 installed on the bottom end surface of the sieve box 1 can be started to drive the rotation of the connecting block 201, and through the connection between the connecting block 201 and the sieve cylinder 202, the fibers and starch aqueous solution in the sieve cylinder 202 can be rapidly separated by using centrifugal force, so that the fibers can remain inside the sieve cylinder 202, while the starch aqueous solution can be discharged through the discharge pipe 104 fixedly connected to the front end of the outer circumference of the sieve box 1.

[0040] In summary, the device is provided with a sieve cylinder 202 that can be quickly disassembled, enabling it to be quickly removed during cleaning.

[0041] Meanwhile, the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

Claims

1. A centrifugal screen for separating fibers from a starch aqueous solution, comprising a screen box (1), characterized in that: The bottom end of the screen box (1) is mounted with a motor (2), and the top end of the motor (2) is mounted with an output shaft, a connecting block (201) is mounted on the output shaft, and the motor (2) and the connecting block (201) together form a driving structure, and the top end of the connecting block (201) is mounted with a screen cylinder (202), and the screen cylinder (202) is a box structure with a one-way opening at the top end, and the inside of the screen cylinder (202) is provided with through holes in a circular array, the through holes being screen holes (203), and the bottom end of the screen cylinder (202) is provided with a slot matching the connecting block (201).

2. A centrifugal screen for separating fibers and starch aqueous solution according to claim 1, characterized in that: The screen cylinder (202) is located inside the screen box (1), and an annular groove is provided on the top surface of the screen box (1), the annular groove being a mounting groove (101), and the mounting groove (101) is a top one-way opening structure, and a support leg (102) is fixedly connected to the bottom surface of the screen box (1).

3. A centrifugal screen for separating fibers and starch aqueous solution according to claim 2, characterized in that: The screen box (1) and the support legs (102) together form a supporting structure, and a support foot (103) is fixedly connected to the bottom end surface of the support leg (102), and the support foot (103) and the support leg (102) together form a bearing structure.

4. A centrifugal screen for separating fibers and starch aqueous solution according to claim 3, characterized in that: A discharge pipe (104) is fixedly connected to the front end of the outer peripheral surface of the screen box (1), and the discharge pipe (104) is connected to the screen box (1). A cover plate (3) is installed on the top end of the screen box (1), and the main body of the cover plate (3) is a circular structure.

5. A centrifugal screen for separating fibers and starch aqueous solution according to claim 4, characterized in that: The bottom end surface of the cover plate (3) is fixedly connected to an insert plate (301), and the main body of the insert plate (301) is an annular structure. The diameter of the insert plate (301) is smaller than the diameter of the cover plate (3), and the insert plate (301) and the cover plate (3) together form a shielding structure.

6. A centrifugal screen for separating fibers and starch aqueous solution according to claim 5, characterized in that: A bracket (302) is fixedly connected to the top surface of the cover plate (3), and the main body of the bracket (302) is a U-shaped structure with a one-way opening at the bottom, and the bracket (302) and the cover plate (3) together form a guide structure.

7. A centrifugal screen for separating fibers and starch aqueous solution according to claim 6, characterized in that: An electric push rod (303) is installed on the bottom end surface of the transverse member in the bracket (302), and the electric push rod (303) and the bracket (302) together form a pushing structure, and an output end is provided at the bottom end of the electric push rod (303), and a push plate (304) is installed on the output end, and the main body of the push plate (304) is a circular structure.

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