Sterilizing and filtering device for preparing starch sugar

Abstract

The utility model discloses a degerming and filtering device for preparing starch sugar, which comprises a saccharifying tank, a stirring mechanism, a disinfecting mechanism and a filtering mechanism, the top of the saccharifying tank is provided with a feed hopper communicated with the inside of the saccharifying tank, and the side wall of the bottom of the saccharifying tank is provided with a discharge pipe. The stirring mechanism, the disinfecting mechanism and the filtering mechanism are all mounted in the saccharifying tank, the stirring mechanism is used for stirring saccharifying liquid in the saccharifying tank, the disinfecting mechanism is used for sterilizing and disinfecting the saccharifying liquid, the filtering mechanism is used for filtering waste residues in the saccharifying liquid, and the filtering mechanism is used for filtering the waste residues in the saccharifying liquid. The filtering mechanism comprises a fixed filtering plate, a rotary filtering plate and a driving motor, and the fixed filtering plate is fixedly mounted in the saccharifying tank. The waste residue cleaning difficulty is reduced, the working efficiency is improved, and the edible safety and quality of saccharified liquid are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of starch sugar preparation, in particular to a sterilizing and filtering device for preparing starch sugar. Background Art

[0002] In the production of starch sugar, the saccharification reaction of starch raw materials is one of the previous processing procedures. Since starch raw materials such as whole wheat flour, corn grits, cassava, etc. contain a considerable amount of non-starch components, these non-starch components cannot be processed during the saccharification process, and a large amount of solid waste residues are shown after saccharification, which affects the quality of the saccharified liquid.

[0003] In order to improve the quality of the saccharified liquid, generally, during the saccharification process of raw materials through a saccharification tank, a filter screen is generally installed inside the saccharification tank to filter the waste residues in the saccharified liquid. When the filter screen is cleaned regularly, since the filter screen is installed inside the saccharification tank, the waste residues are not easy to clean. Summary of the Invention

[0004] Aiming at the above problems existing in the saccharification of raw materials by the existing saccharification tank, the present invention aims to provide a sterilizing and filtering device for preparing starch sugar with high saccharification quality, high saccharification efficiency and convenient cleaning of waste residues.

[0005] The specific technical solutions are as follows:

[0006] A sterilizing and filtering device for preparing starch sugar, comprising: a saccharification tank, a stirring mechanism, a disinfection mechanism and a filtering mechanism. The top of the saccharification tank has a feed hopper communicating with the inside of the saccharification tank, and the bottom side wall of the saccharification tank has a discharge pipe. The stirring mechanism, the disinfection mechanism and the filtering mechanism are all installed inside the saccharification tank. The stirring mechanism is used for stirring the saccharified liquid in the saccharification tank, the disinfection mechanism is used for sterilizing and disinfecting the saccharified liquid, and the filtering mechanism is used for filtering the waste residues in the saccharified liquid. The filtering mechanism includes:

[0007] A fixed filter plate, which is fixedly installed in the saccharification tank. The fixed filter plate has a number of filter holes for filtering waste residues in the saccharified liquid, and the fixed filter plate also has a number of first slag discharge holes with diameters larger than the filter holes;

[0008] A rotating filter plate, which is rotatably arranged at the bottom of the fixed filter plate and is used for sealing and cooperating with a number of the first slag discharge holes or a number of the filter holes. The rotating filter plate has a number of second slag discharge holes with diameters the same as those of the first slag discharge holes. When a number of the second slag discharge holes are coaxially communicated with a number of the filter holes respectively, the rotating filter plate is in sealing cooperation with a number of the first slag discharge holes. When a number of the second slag discharge holes are coaxially communicated with a number of the first slag discharge holes respectively, the rotating filter plate is in sealing cooperation with a number of the filter holes;

[0009] A driving motor, which is installed at the bottom of the saccharification tank, and the output shaft of the driving motor extends into the saccharification tank and is in transmission connection with the rotary filter plate, and is used to drive the rotary filter plate to rotate, so that the rotary filter plate is in sealing cooperation with a plurality of the first slag discharge holes or a plurality of the filtering holes.

[0010] As a further improvement and optimization of this solution, the disinfection mechanism is arranged above the fixed filter plate. The disinfection mechanism includes a plurality of ultraviolet disinfection lamps, and the plurality of ultraviolet disinfection lamps are all installed on the inner wall of the top of the saccharification tank and are distributed along the circumferential direction of the stirring mechanism.

[0011] As a further improvement and optimization of this solution, the stirring mechanism includes:

[0012] A stirring frame, which is rotatably arranged in the saccharification tank;

[0013] A plurality of stirring rods, the plurality of stirring rods are all arranged longitudinally and are distributed along the circumferential direction of the stirring frame, and the top of each stirring rod is connected to the stirring frame, and a plurality of stirring blades are circumferentially connected to the rod wall of each stirring rod;

[0014] A stirring motor, which is installed on the top of the saccharification tank, and the output end of the stirring motor extends into the saccharification tank and is connected to the stirring frame, and is used to drive the stirring frame to rotate.

[0015] As a further improvement and optimization of this solution, a circulation mechanism is further included, and the circulation mechanism is used to convey the filtered saccharification liquid in the saccharification tank back into the saccharification tank for circulating filtration.

[0016] As a further improvement and optimization of this solution, the circulation mechanism includes: a liquid pump. The liquid inlet of the liquid pump is communicated with the bottom side wall of the saccharification pump through a first pipeline, and the liquid outlet of the liquid pump is communicated with the top of the saccharification pump through a second pipeline.

[0017] As a further improvement and optimization of this solution, a first electromagnetic valve is provided on the first pipeline, which is used to open or close the first pipeline.

[0018] As a further improvement and optimization of this solution, a second electromagnetic valve is provided on the side wall of the discharge pipe, which is used to open or close the discharge pipe.

[0019] As a further improvement and optimization of this solution, the feed hopper is communicated with the top of the saccharification tank through a feed pipe, and a third electromagnetic valve is provided on the side wall of the feed pipe, which is used to open or close the feed pipe.

[0020] As a further improvement and optimization of this solution, the bottom of the saccharification tank has three feet, and the three feet are evenly distributed circumferentially.

[0021] The positive effects of the above technical solution compared with the prior art are:

[0022] After the saccharification liquid in the saccharification tank of the present utility model is disinfected, filtered and discharged, the driving motor is used to drive the rotating filter plate to rotate, and a plurality of first slag discharge holes are respectively coaxially communicated with a plurality of second slag discharge holes, and cleaning water is added again through the feed hopper, so that the waste residues on the fixed filter plate flow to the bottom of the cavity of the saccharification tank along with the water through the plurality of first slag discharge holes and the plurality of second slag expansion holes, and are discharged again through the discharge pipe to complete the slag discharge work, reducing the difficulty of cleaning the waste residues and improving the work efficiency.

[0023] In this embodiment, the saccharification liquid is sterilized by a plurality of ultraviolet disinfection lamps, improving the edible safety and quality of the saccharification liquid. At the same time, the saccharification liquid is repeatedly circulated for disinfection and filtration through the circulation mechanism, further improving the edible safety and quality of the saccharification liquid.

[0024] When the raw materials are added to the saccharification tank for saccharification reaction in this embodiment, the feed pipe can be closed by the third solenoid valve to prevent harmful substances such as external bacteria and dust from entering the saccharification tank and polluting the saccharification liquid, further improving the quality of the product. Brief Description of the Drawings

[0025] Figure 1 is a schematic structural diagram of a bacteria removal and filtration device for preparing starch sugar of the present utility model;

[0026] Figure 2 is a sectional view of a bacteria removal and filtration device for preparing starch sugar of the present utility model;

[0027] Figure 3 is a schematic structural diagram of a filtration mechanism of a bacteria removal and filtration device for preparing starch sugar of the present utility model;

[0028] Figure 4 is an exploded schematic diagram of a filtration mechanism of a bacteria removal and filtration device for preparing starch sugar of the present utility model;

[0029] Figure 5 is a schematic structural diagram of a stirring mechanism of a bacteria removal and filtration device for preparing starch sugar of the present utility model;

[0030] In the attached drawings: 1, saccharification tank; 2, circulation mechanism; 3, filtration mechanism; 4, ultraviolet disinfection lamp; 5, stirring mechanism; 11, feed hopper; 12, feed pipe; 13, third solenoid valve; 14, second solenoid valve; 15, discharge pipe; 16, support feet; 21, first pipeline; 22, liquid pump; 23, second pipeline; 24, first solenoid valve; 31, drive motor; 32, rotating filter plate; 33, fixed filter plate; 321, second slag discharge hole; 331, filtration hole; 332, first slag discharge hole; 51, stirring motor; 52, stirring frame; 53, stirring rod; 54, stirring blade. Detailed implementation manners

[0031] The technical solutions of the present utility model will be clearly and completely described below in conjunction with the attached drawings. Obviously, the described embodiments are some but not all of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0032] In the description of the present utility model, it should be noted that terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the attached drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation to the present utility model. In addition, terms such as "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0033] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, terms such as "installation", "connection", "connection" should be understood in a broad sense. For example, it 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 directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0034] Figure 1 It is a schematic structural diagram of a sterilization and filtration device for preparing starch sugar according to the present utility model. Figure 2 It is a sectional view of a sterilization and filtration device for preparing starch sugar according to the present utility model. Figure 3 It is a schematic structural diagram of the filtration mechanism of a sterilization and filtration device for preparing starch sugar according to the present utility model. Figure 4 It is an exploded view of the filtration mechanism of a sterilization and filtration device for preparing starch sugar according to the present utility model.Figure 5 This is a schematic diagram of the structure of the stirring mechanism of a sterilizing and filtering device for preparing starch sugar in the utility model. Figure 1 As shown, a sterilizing and filtering device for preparing starch sugar in a preferred embodiment is shown, comprising: a saccharification tank 1, a stirring mechanism 5, a disinfecting mechanism and a filtering mechanism 3. The top of the saccharification tank 1 is provided with a feed hopper 11 connected to the interior of the saccharification tank 1, and the bottom side wall of the saccharification tank 1 is provided with a discharge pipe 15. The stirring mechanism 5, the disinfecting mechanism and the filtering mechanism 3 are all installed inside the saccharification tank 1. The stirring mechanism 5 is used to stir the saccharification liquid in the saccharification tank 1, the disinfecting mechanism is used to sterilize and disinfect the saccharification liquid, and the filtering mechanism 3 is used to filter the waste residue in the saccharification liquid. The filtering mechanism 3 includes a fixed filter plate 33, a rotating filter plate 32 and a driving motor 31. The fixed filter plate 33 is fixedly installed in the saccharification tank 1. The fixed filter plate 33 has a plurality of filter holes 331 for filtering the waste residue in the saccharification liquid. The fixed filter plate 33 also has a plurality of first rows of filter holes 331 with a diameter larger than the filter holes 331. The slag hole 332, the rotating filter plate 32 is rotatably arranged at the bottom of the fixed filter plate 33, and is used to be sealed and matched with the plurality of first slag discharge holes 332 or the plurality of filter holes 331, and the rotating filter plate 32 has a plurality of second slag discharge holes 321 with the same diameter as the first slag discharge holes 332. When the plurality of second slag discharge holes 321 are coaxially connected with the plurality of filter holes 331, the rotating filter plate 32 is sealed and matched with the plurality of first slag discharge holes 332. When the plurality of second slag discharge holes 321 are coaxially connected with the plurality of first slag discharge holes 332, the rotating filter plate 32 is sealed and matched with the plurality of filter holes 331. The driving motor 31 is installed at the bottom of the saccharification tank 1, and the output shaft of the driving motor 31 extends into the saccharification tank 1 and is transmission-connected to the rotating filter plate 32, and is used to drive the rotating filter plate 32 to rotate so that the rotating filter plate 32 is sealed and matched with the plurality of first slag discharge holes 332 or the plurality of filter holes 331.

[0035] Furthermore, as a preferred embodiment, the disinfection mechanism is arranged above the fixed filter plate 33, and the disinfection mechanism includes a plurality of ultraviolet disinfection lamps 4. The plurality of ultraviolet disinfection lamps 4 are all installed on the top inner wall of the saccharification tank 1 and distributed along the circumference of the stirring mechanism 5.

[0036] Preferably, an electric heating layer is provided in the saccharification tank 1 for heating the raw materials in the saccharification liquid to enable the raw materials to undergo saccharification reaction.

[0037] More preferably, in order to avoid damage to the ultraviolet disinfection lamp when the saccharification tank 1 is heated for saccharification reaction, a high-temperature resistant ultraviolet lamp is selected as the ultraviolet disinfection lamp, which is an existing conventional accessory. This article will not elaborate on its specific material, structure and principle.

[0038] Further, as a preferred embodiment, the stirring mechanism 5 includes a stirring frame 52, a plurality of stirring rods 53 and a stirring motor 51. The stirring frame 52 is rotatably arranged in the saccharification tank 1. The plurality of stirring rods 53 are all arranged longitudinally and are distributed circumferentially along the stirring frame 52. The top of each stirring rod 53 is connected to the stirring frame 52, and a plurality of stirring blades 54 are circumferentially connected to the rod wall of each stirring rod 53. The stirring motor 51 is installed on the top of the saccharification tank 1, and the output end of the stirring motor 51 extends into the saccharification tank 1 and is connected to the stirring frame 52 for driving the stirring frame 52 to rotate.

[0039] Further, as a preferred embodiment, a circulation mechanism 2 is further included. The circulation mechanism 2 is used for conveying the saccharified liquid filtered in the saccharification tank 1 back into the saccharification tank 1 for circulating filtration.

[0040] Further, as a preferred embodiment, the circulation mechanism 2 includes: a liquid pump 22. The liquid inlet of the liquid pump 22 is communicated with the bottom side wall of the saccharification pump through a first pipeline 21, and the liquid outlet of the liquid pump 22 is communicated with the top of the saccharification pump through a second pipeline 23.

[0041] Further, as a preferred embodiment, a first electromagnetic valve 24 is provided on the first pipeline 21 for opening or closing the first pipeline 21.

[0042] Further, as a preferred embodiment, a second electromagnetic valve 14 is provided on the side wall of the discharge pipe 15 for opening or closing the discharge pipe 15.

[0043] Further, as a preferred embodiment, the feed hopper 11 is communicated with the top of the saccharification tank 1 through a feed pipe 12. A third electromagnetic valve 13 is provided on the side wall of the feed pipe 12 for opening or closing the feed pipe 12.

[0044] Further, as a preferred embodiment, three feet 16 are provided at the bottom of the saccharification tank 1, and the three feet 16 are equally spaced circumferentially.

[0045] During specific operation, the raw materials, enzyme solution and water to be saccharified are added into the saccharification tank 1 through the feeding hopper. The stirring mechanism 5 starts to stir, and the saccharification tank 1 starts to heat up and undergoes a saccharification reaction to produce saccharified liquid. At the same time, the ultraviolet disinfection lamp 4 is powered on and lit by an external circuit, and the saccharified liquid is sterilized. The waste residue in the saccharified liquid is intercepted and filtered through a plurality of filter holes 331 on the fixed filter plate 33;

[0046] The liquid pump 22 pumps the filtered saccharified liquid from the first pipeline 21 and the second pipeline 23 to the top of the saccharification tank 1 and then inputs it into the saccharification tank 1 again for re-sterilization and filtration. This process is repeated until the saccharified liquid is thoroughly sterilized and filtered;

[0047] The second solenoid valve 14 opens the discharge pipe 15, and the saccharified liquid after disinfection is discharged from the discharge pipe 15;

[0048] After the saccharified liquid is completely discharged, the drive motor 31 drives the rotary filter plate 32 to rotate, and makes a number of first slag discharge holes 332 communicate with a number of second slag discharge holes 321 coaxially respectively, and cleaning water is added again from the feed hopper 11, so that the waste residue on the fixed filter plate 33 flows to the bottom of the cavity of the saccharification tank 1 along with the water through a number of first slag discharge holes 332 and a number of second slag discharge holes, and is discharged again from the discharge pipe 15.

[0049] In this embodiment, after the saccharified liquid in the saccharification tank 1 is disinfected, filtered and discharged, the drive motor 31 drives the rotary filter plate 32 to rotate, and makes a number of first slag discharge holes 332 communicate with a number of second slag discharge holes 321 coaxially respectively, and cleaning water is added again from the feed hopper 11, so that the waste residue on the fixed filter plate 33 flows to the bottom of the cavity of the saccharification tank 1 along with the water through a number of first slag discharge holes 332 and a number of second slag discharge holes, and is discharged again from the discharge pipe 15, completing the slag discharge work, reducing the difficulty of slag cleaning and improving the work efficiency.

[0050] In this embodiment, the saccharified liquid is sterilized by a number of ultraviolet disinfection lamps, improving the edible safety and quality of the saccharified liquid. At the same time, the saccharified liquid is repeatedly circulated for disinfection and filtration through the circulation mechanism 2, further improving the edible safety and quality of the saccharified liquid.

[0051] When the raw materials are added to the saccharification tank 1 for saccharification reaction in this embodiment, the third solenoid valve 13 can be used to close the feed pipe 12 to prevent harmful substances such as external bacteria and dust from entering the saccharification tank 1 and contaminating the saccharified liquid, further improving the quality of the product.

[0052] The above are only the preferred embodiments of the present utility model, and do not limit the implementation manners and protection scope of the present utility model. For those skilled in the art, it should be realized that all the equivalent replacements and obvious changes made by using the description and drawings of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A sterilizing and filtering device for preparing starch sugar, characterized in that, Including: A saccharification tank, a stirring mechanism, a disinfection mechanism and a filtering mechanism. The top of the saccharification tank has a feed hopper communicating with the inside of the saccharification tank. The bottom side wall of the saccharification tank has a discharge pipe. The stirring mechanism, the disinfection mechanism and the filtering mechanism are all installed inside the saccharification tank. The stirring mechanism is used to stir the saccharification liquid in the saccharification tank. The disinfection mechanism is used to sterilize the saccharification liquid. The filtering mechanism is used to filter the waste residue in the saccharification liquid. The filtering mechanism includes: A fixed filter plate, which is fixedly installed in the saccharification tank. The fixed filter plate has a number of filter holes for filtering the waste residue in the saccharification liquid. The fixed filter plate also has a number of first slag discharge holes with a diameter larger than that of the filter holes. A rotating filter plate, which is rotatably arranged at the bottom of the fixed filter plate for sealing cooperation with a number of the first slag discharge holes or a number of the filter holes. The rotating filter plate has a number of second slag discharge holes with the same diameter as the first slag discharge holes. When a number of the second slag discharge holes are coaxially communicated with a number of the filter holes respectively, the rotating filter plate is in sealing cooperation with a number of the first slag discharge holes. When a number of the second slag discharge holes are coaxially communicated with a number of the first slag discharge holes respectively, the rotating filter plate is in sealing cooperation with a number of the filter holes. A driving motor, which is installed at the bottom of the saccharification tank. The output shaft of the driving motor extends into the saccharification tank and is in transmission connection with the rotating filter plate for driving the rotating filter plate to rotate so that the rotating filter plate is in sealing cooperation with a number of the first slag discharge holes or a number of the filter holes.

2. The bacteria-removing filtration device for preparing starch sugar according to claim 1, wherein The disinfection mechanism is arranged above the fixed filter plate. The disinfection mechanism includes a number of ultraviolet disinfection lamps, which are all installed on the inner wall of the top of the saccharification tank and are distributed along the circumferential direction of the stirring mechanism.

3. The sterilizing filtration device for preparing starch sugar according to claim 2, wherein The stirring mechanism includes: A stirring frame, which is rotatably arranged in the saccharification tank. A number of stirring rods, which are all arranged longitudinally and are distributed along the circumferential direction of the stirring frame. The top of each stirring rod is connected to the stirring frame, and a number of stirring blades are circumferentially connected to the rod wall of each stirring rod. A stirring motor, which is installed on the top of the saccharification tank. The output end of the stirring motor extends into the saccharification tank and is connected to the stirring frame for driving the stirring frame to rotate.

4. The bacteria removal and filtration device for preparing starch sugar according to claim 1, characterized in that, It also includes a circulation mechanism, which is used to transport the filtered saccharification liquid in the saccharification tank back into the saccharification tank for circulating filtration.

5. The sterilizing and filtering device for preparing starch sugar according to claim 4, characterized in that, The circulation mechanism includes: a liquid pump. The inlet of the liquid pump is communicated with the bottom side wall of the saccharification tank through a first pipeline. The outlet of the liquid pump is communicated with the top of the saccharification tank through a second pipeline.

6. The sterilizing and filtering device for preparing starch sugar according to claim 5, wherein, The first pipeline is provided with a first solenoid valve for opening or closing the first pipeline.

7. The bacteria-removing filtration device for preparing starch sugar according to claim 1, characterized in that, The side wall of the discharge pipe is provided with a second solenoid valve for opening or closing the discharge pipe.

8. The sterilizing and filtering device for preparing starch sugar according to claim 1, characterized in that, The feed hopper is communicated with the top of the saccharification tank through a feed pipe. The side wall of the feed pipe is provided with a third solenoid valve for opening or closing the feed pipe.

9. The sterilizing filtration device for preparing starch sugar according to claim 1, characterized in that, The bottom of the saccharification tank has three feet, and the three feet are evenly distributed at equal intervals in the circumferential direction.

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