Low-energy-consumption pilot plant test fermentation tank

Abstract

The utility model relates to the technical field of pilot plant test fermentation tanks, and discloses a low-energy-consumption pilot plant test fermentation tank which comprises a horizontal fermentation tank, a pressure measuring valve is communicated with the middle of the top wall of the horizontal fermentation tank, vent grooves are formed in the middle of the top wall and the middle of the bottom wall of the pressure measuring valve, a sliding groove is formed in the middle of the pressure measuring valve, and the sliding groove is communicated with the horizontal fermentation tank. A sliding groove is formed in the top wall of the horizontal fermentation tank and communicates with the two vent grooves, a sliding ball is slidably connected to the inner wall of the sliding groove, a pressure sensor is fixedly connected to the top of the inner wall of the sliding ball, a mounting table is fixedly connected to the front side of the top wall of the horizontal fermentation tank, and an air extractor is fixedly connected to the right side of the top wall of the mounting table. According to the horizontal fermentation tank, the sliding ball moves up and down according to the pressure in the tank and touches the pressure sensor, meanwhile, a signal can be transmitted to the air extractor electrically connected with the sliding ball, waste gas in the horizontal fermentation tank is extracted into the gas storage tank to be stored, waste gas emission is reduced, and positive contribution is made to sustainable development.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of pilot scale fermentation tank, especially to a low energy consumption pilot scale fermentation tank. BACKGROUND

[0002] The pilot scale fermentation tank is a kind of fermentation equipment between laboratory small-scale fermentation tank and industrial production large-scale fermentation tank, in the process of product from laboratory research and development stage to large-scale industrial production, pilot scale fermentation tank can simulate actual production condition, and optimization and adjustment are carried out to fermentation process, and through pilot test, the best fermentation parameter can be determined to improve fermentation efficiency and product quality.

[0003] Through the search, the patent publication number of China is CN214457997U, a pilot scale fermentation tank, including fermentation tank body, metering tank and storage tank, wherein the storage tank is connected with the metering tank between feed pipe and feed pump, the outer wall of metering tank is equipped with liquid level pipe, the liquid level pipe is equipped with scale, metering tank and fermentation tank body are connected with discharge pipe and discharge pump, the metering tank is also equipped with the cleaning device for cleaning the inner wall of metering tank and liquid level pipe, the application is through storage tank and metering tank, utilizes the storage tank to feed the metering tank, utilizes liquid level pipe to observe the feed quantity, then the metering tank is transported to the fermentation tank body in the required liquid, to complete quantitative feed, to ensure the accuracy of feed quantity, but since different substances mixed with each other can produce chemical reaction, and the pilot scale fermentation tank can also produce waste gas through chemical reaction in the process of fermentation, and the waste gas is not discharged in time, which can affect the pressure inside the fermentation tank, and the injected material inside is reacted, but the exhaust to the outdoor can directly cause the influence on the surrounding environment. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a low energy consumption pilot scale fermentation tank, which aims at improving the problem that the pilot scale fermentation tank can produce waste gas in the process of fermentation, the waste gas is not discharged in time, which can affect the pressure inside the fermentation tank, and the injected material inside is reacted, but the exhaust to the outdoor can directly cause the influence on the surrounding environment.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a low energy consumption pilot scale fermentation tank, including horizontal fermentation tank, the middle part of the top wall of horizontal fermentation tank is connected with pressure measuring valve, the top wall and the middle part of the bottom wall of pressure measuring valve all are provided with vent groove, the middle part of pressure measuring valve is provided with sliding groove, sliding groove is connected with two vent grooves and is interconnected, the inner wall sliding connection of sliding groove has sliding ball, the inner wall top of sliding ball is fixedly connected with pressure sensor, the top wall of the front side of horizontal fermentation tank is fixedly connected with installation platform, the top wall right side of installation platform is fixedly connected with air extractor, pressure sensor and air extractor are electrically connected, the left side of air extractor is connected with gas storage tank, and the left side of horizontal fermentation tank is provided with stirring mechanism.

[0006] Through the above technical scheme: through the sliding ball in the pressure measuring valve according to the change of the pressure in the tank and moves up and down in the sliding groove, when the pressure is too high, it will touch the top pressure sensor, at the same time, the signal can be transmitted to the air extractor electrically connected therewith, and the exhaust gas in the horizontal fermentation tank can be extracted to the gas storage tank for storage, reducing the exhaust emission, making positive contribution to sustainable development.

[0007] As a further description of the above technical scheme:

[0008] The stirring mechanism includes a motor support plate, the top wall of the motor support plate is fixedly connected with a rotating motor, the output end of the rotating motor is fixedly connected with an auger, the inner wall of the auger is fixedly connected with stirring barrels at equal intervals, a plurality of stirring barrels are fixedly connected to the inner wall of the auger in an array, and a plurality of perforations are formed in the inner wall of each stirring barrel at equal intervals.

[0009] Through the above technical scheme: the auger and the stirring barrels on its inner wall driven by the rotating motor rotate together, making the fermentation process more uniform and sufficient, keeping the substances in the fermentation tank in a relatively uniform state, avoiding local overheating or overcooling, and creating a more stable environmental condition for the fermentation process.

[0010] As a further description of the above technical scheme:

[0011] The left and right sides of the horizontal fermentation tank are fixedly connected with connecting plates, and the distal ends of the connecting plates are fixedly connected with steel frames.

[0012] Through the above technical scheme: the connecting plates connect the horizontal fermentation tank with the steel frames, providing stable external support for the fermentation tank, and the steel frames have high strength and rigidity, which can effectively prevent the deformation or damage of the fermentation tank due to internal pressure changes or external impact during work, ensuring the structural stability of the fermentation tank.

[0013] As a further description of the above technical scheme:

[0014] The right lower part of the horizontal fermentation tank is fixedly connected with a fixed frame, and the outer wall of the fixed frame is fixedly connected with a plurality of inclined braces, and the plurality of inclined braces are fixedly connected in a cross shape.

[0015] Through the above technical scheme: the fixed frame provides a mounting position for the control console, and the plurality of cross-shaped fixedly connected inclined braces can enhance the stability of the fixed frame.

[0016] As a further description of the above technical scheme:

[0017] The top of the fixed frame is fixedly connected with a control console, and the top wall of the control console is fixedly connected with a plurality of control buttons.

[0018] Through the above technical scheme: the control console is the signal processing center of the entire fermentation tank, and the plurality of control buttons on the top thereof can control and adjust the rotating motor, the pressure sensor and the air extractor respectively.

[0019] As a further description of the above technical scheme:

[0020] The right side of the steel frame is fixedly connected with an escalator, and the top wall of the horizontal fermentation tank is fixedly connected with a maintenance table at the right end of the rear side.

[0021] Through the above technical scheme: the escalator on the right side of the steel frame provides an access to the maintenance table for the operator, and the maintenance table on the top is located at the right end of the rear side of the top wall of the horizontal fermentation tank, so as to facilitate the operator to maintain and repair the equipment on the top of the fermentation tank.

[0022] As a further description of the above technical scheme:

[0023] The left side of the top wall of the horizontal fermentation tank is fixedly connected with a feeding valve, and the right bottom end of the horizontal fermentation tank is fixedly connected with a discharging valve.

[0024] Through the above technical scheme: the feeding valve is located on the left side of the top wall of the horizontal fermentation tank, so as to facilitate the accurate addition of fermentation raw materials into the tank, and the discharging valve can quickly and smoothly discharge the product after the fermentation is completed.

[0025] As a further description of the above technical scheme:

[0026] The right end of the top wall of the horizontal fermentation tank is fixedly connected with a maintenance valve, and the left and right ends of the top wall of the horizontal fermentation tank are rotatably connected with sealing covers.

[0027] Through the technical scheme, the maintenance valve on the right side of the top wall provides a convenient channel for the maintenance of the internal equipment, so that troubleshooting and repair can be performed in time when a fault occurs, downtime is reduced, production efficiency is improved, the sealing covers on the left and right ends of the top wall seal the feed valve and the discharge valve, prevent foreign matters from contacting the feed valve and the discharge valve to enter the tank and affect the fermentation effect.

[0028] The utility model has the advantages of the following beneficial effects:

[0029] 1、 the utility model discloses, through the sliding ball in pressure measuring valve according to the change of the pressure in the tank and moves up and down in the sliding groove, when the pressure is too high, will touch the top pressure sensor, can signal transmission simultaneously with the electric connection of the air extractor, and the exhaust gas in the horizontal fermentation tank is extracted to the gas storage tank and is stored, reduces the waste gas emission, makes the positive contribution for sustainable development.

[0030] 2、 the utility model discloses, through the auger of the output end of rotary motor and the agitating bucket of its inner wall are rotated together, make the fermentation process more uniform, sufficient, the material in the fermentation tank keeps in a more uniform state, avoid the situation that partial overheating or overcooling occurs, create more stable environmental conditions for the fermentation process. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 A low-energy consumption pilot-scale fermentation tank is provided for the utility model, and a sectional view of a pressure measuring valve of the low-energy consumption pilot-scale fermentation tank is provided for the utility model.

[0032] Figure 2 A low-energy consumption pilot-scale fermentation tank is provided for the utility model, and a sectional view of a pressure measuring valve of the low-energy consumption pilot-scale fermentation tank is provided for the utility model.

[0033] Figure 3 A low-energy consumption pilot-scale fermentation tank is provided for the utility model, and a sectional view of a pressure measuring valve of the low-energy consumption pilot-scale fermentation tank is provided for the utility model.

[0034] Figure 4 A low-energy consumption pilot-scale fermentation tank is provided for the utility model, and a sectional view of a pressure measuring valve of the low-energy consumption pilot-scale fermentation tank is provided for the utility model.

[0035] Figure 5 A low-energy consumption pilot-scale fermentation tank is provided for the utility model, and a sectional view of a pressure measuring valve of the low-energy consumption pilot-scale fermentation tank is provided for the utility model.

[0036] LEGEND:

[0037] 1, horizontal fermentation tank; 2, stirring mechanism; 201, motor support plate; 202, rotating motor; 203, auger; 204, stirring barrel; 205, leakage hole; 3, pressure measuring valve; 4, air passage; 5, sliding groove; 6, sliding ball; 7, pressure sensor; 8, mounting table; 9, air extractor; 10, gas storage tank; 11, connecting plate; 12, steel frame; 13, fixing frame; 14, inclined support; 15, control console; 16, control button; 17, staircase; 18, maintenance table; 19, feeding valve; 20, discharge valve; 21, maintenance valve; 22, sealing cover. DETAILED DESCRIPTION

[0038] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0039] With reference to Figure 1 , Figure 2 and Figure 3 , the present application provides an embodiment: a low-energy consumption pilot-scale fermentation tank, comprising a horizontal fermentation tank 1, a pressure measuring valve 3 is communicated in the middle of the top wall of the horizontal fermentation tank 1, air passages 4 are formed in the top wall and the middle of the bottom wall of the pressure measuring valve 3, a sliding groove 5 is formed in the middle of the pressure measuring valve 3, the sliding groove 5 is in communication with the two air passages 4, a sliding ball 6 is slidingly connected to the inner wall of the sliding groove 5, a pressure sensor 7 is fixedly connected to the inner wall top of the sliding ball 6, a mounting table 8 is fixedly connected to the front side of the top wall of the horizontal fermentation tank 1, an air extractor 9 is fixedly connected to the right side of the top wall of the mounting table 8, the pressure sensor 7 is electrically connected to the air extractor 9, a gas storage tank 10 is communicated to the left side of the air extractor 9, and a stirring mechanism 2 is arranged on the left side of the horizontal fermentation tank 1.

[0040] Specifically, in the working process of the pilot fermentation tank, the pressure in the tank changes, when the pressure reaches a certain degree, the sliding ball 6 in the pressure measuring valve 3 will move up and down in the sliding groove 5 according to the change of the pressure in the tank, when the pressure in the tank rises, the gas enters the sliding groove 5 through the air groove 4, pushes the sliding ball 6 to move upwards, when the sliding ball 6 touches the pressure sensor 7 at the top of the inner wall of the sliding groove 5, it can transmit the signal to the air extractor 9 connected with it, after receiving the signal, the air extractor 9 starts to work, and the exhaust gas in the horizontal fermentation tank 1 is extracted and transported to the gas storage tank 10 for storage, on the one hand, it avoids the direct discharge of exhaust gas to the atmosphere, reduces the pollution to the environment, the exhaust gas generated in the fermentation process often contains various harmful substances, if directly discharged, it will pollute the air, soil and water source, affect the ecological balance, and through the air extractor 9, the exhaust gas can be collected in the gas storage tank 10 for subsequent treatment or utilization, reduce the negative impact on the environment, on the other hand, by extracting the exhaust gas in time, the pressure in the tank can be adjusted, so that the fermentation process can be carried out under more suitable pressure conditions, improve the fermentation efficiency, reduce the energy consumption, at the same time, the operation of the air extractor 9 can be intelligently controlled according to the actual pressure demand, avoid unnecessary energy waste, further reduce the energy consumption, meet the development concept of environmental protection and energy saving, realize efficient fermentation while paying attention to environmental protection and reducing exhaust gas emission, make positive contribution to sustainable development.

[0041] With reference to Figure 2 , Figure 4 and Figure 5 , the stirring mechanism 2 comprises a motor support plate 201, the top wall of the motor support plate 201 is fixedly connected with a rotating motor 202, the output end of the rotating motor 202 is fixedly connected with an auger 203, the inner wall of the auger 203 is fixedly connected with stirring buckets 204 at equal intervals, the multiple stirring buckets 204 are fixedly connected in an array on the inner wall of the auger 203, and multiple leakage holes 205 are formed in the inner wall of each of the multiple stirring buckets 204 at equal intervals;

[0042] Specifically, when the fermentation tank starts to work, the rotating motor 202 drives the auger 203 at the output end to rotate. In the rotating process, the stirring barrels 204 fixedly connected in an array on the inner wall of the auger 203 also rotate together. The stirring barrels 204 can continuously stir the substances in the fermentation tank during rotation, so that the fermentation process is more uniform and sufficient. At the same time, the multiple leak holes 205 equally opened on the inner wall of the stirring barrels 204 allow part of the fermented substances to pass through during stirring, playing a further mixing and dispersing role. When the substances in the fermentation tank are continuously stirred under the action of the auger 203 and the stirring barrels 204, the substances of different components can fully contact, promote the fermentation reaction, help to improve the fermentation efficiency, reduce the fermentation time, thereby reducing the energy consumption. Through the continuous operation of the stirring mechanism 2, the substances in the fermentation tank can be kept in a relatively uniform state, avoiding the occurrence of local overheating or overcooling, creating a more stable environmental condition for the fermentation process. The pressure measuring valve 3 and the air extractor 9 work together to realize the low-energy-consumption operation of the fermentation tank.

[0043] With reference to Figure 1 The left and right sides of the horizontal fermentation tank 1 are fixedly connected with the connecting plates 11, and the distal ends of the multiple connecting plates 11 are fixedly connected with the steel frames 12. The right lower part of the horizontal fermentation tank 1 is fixedly connected with the fixed frame 13, the outer wall of the fixed frame 13 is fixedly connected with the multiple diagonal braces 14, and the multiple diagonal braces 14 are fixedly connected in a cross shape. The top of the fixed frame 13 is fixedly connected with the control console 15, and the top wall of the control console 15 is fixedly connected with the multiple control buttons 16.

[0044] Specifically, the multiple connecting plates 11 connect the horizontal fermentation tank 1 with the steel frames 12, providing stable external support for the fermentation tank. The steel frames 12 have high strength and rigidity, which can effectively prevent the deformation or damage of the fermentation tank due to internal pressure changes or external impacts during work, ensuring the structural stability of the fermentation tank. The fixed frame 13 provides a mounting position for the control console 15, and the multiple cross-shaped fixedly connected diagonal braces 14 can enhance the stability of the fixed frame 13. The control console 15 is the signal processing center of the entire fermentation tank, and the multiple control buttons 16 on the top of the control console 15 can control and adjust the rotating motor 202, the pressure sensor 7, and the air extractor 9 respectively.

[0045] With reference to Figure 1 The right side of the steel frame 12 is fixedly connected with the escalator 17, and the rear right end of the top wall of the horizontal fermentation tank 1 is fixedly connected with the maintenance table 18. The left side of the top wall of the horizontal fermentation tank 1 is fixedly installed with the feeding valve 19, and the right side of the bottom of the horizontal fermentation tank 1 is fixedly installed with the discharging valve 20. The right end of the top wall of the horizontal fermentation tank 1 is fixedly installed with the maintenance valve 21, and the left and right ends of the top wall of the horizontal fermentation tank 1 are rotatably connected with the sealing covers 22.

[0046] Specifically, the right side of the steel frame 12 escalator 17 provides access to the operating personnel to the inspection platform 18, the top of the inspection platform 18 is located in the right end of the rear wall of the top wall of the horizontal fermentation tank 1, which is convenient for the operator to overhaul and maintain the top equipment of the fermentation tank, the feed valve 19 is located on the left side of the top wall of the horizontal fermentation tank 1, which is convenient for the fermentation raw materials to be accurately added into the tank, the discharge valve 20 can quickly and smoothly discharge the product after the fermentation is completed, and the inspection valve 21 on the right side of the top wall provides a convenient access for the internal equipment to be overhauled, so that the troubleshooting and repair can be carried out in time when a fault occurs, reducing downtime and improving production efficiency, and the sealing cover 22 on the left and right ends of the top wall seals the feed valve 19 and the discharge valve 20, preventing foreign matter from contacting the feed valve 19 and the discharge valve 20 and entering the tank to affect the fermentation effect.

[0047] Working principle: during the working process of the pilot-scale fermentation tank, the pressure in the tank will change, when the pressure reaches a certain degree, the sliding ball 6 in the pressure measuring valve 3 will move up and down in the sliding groove 5 according to the change of the pressure in the tank, when the pressure in the tank rises, the gas enters the sliding groove 5 through the aeration groove 4, pushing the sliding ball 6 to move upwards, when the sliding ball 6 touches the pressure sensor 7 on the top of the inner wall of the sliding groove 5, it can transmit the signal to the air extractor 9 connected therewith, after receiving the signal, the air extractor 9 starts to work, extracts the waste gas in the horizontal fermentation tank 1 and transports it to the gas storage tank 10 for storage, on the one hand, it avoids direct discharge of waste gas into the atmosphere, reducing the pollution to the environment, the waste gas generated during the fermentation process often contains various harmful substances, if directly discharged, it will pollute the air, soil and water source, affecting the ecological balance, while collecting the waste gas in the gas storage tank 10 through the air extractor 9, the waste gas can be treated or utilized subsequently, reducing the negative impact on the environment, on the other hand, by timely extracting the waste gas, the pressure in the tank can be adjusted, so that the fermentation process can be carried out under more suitable pressure conditions, improving the fermentation efficiency and reducing energy consumption, at the same time, the operation of the air extractor 9 can be intelligently controlled according to the actual pressure demand, avoiding unnecessary energy waste, further reducing energy consumption, in line with the development concept of environmental protection and energy saving;

[0048] Furthermore, when the fermentation tank starts to work, the rotating motor 202 drives the auger 203 at its output end to rotate, the agitating barrel 204 fixedly connected in an array on the inner wall of the auger 203 also rotates together in the process of rotation, the agitating barrel 204 can continuously stir the substances in the fermentation tank when rotating, making the fermentation process more uniform and sufficient, at the same time, the multiple leakage holes 205 equally opened on the inner wall of the agitating barrel 204 allow part of the fermentation substances to pass through in the process of stirring, playing a further mixing and dispersing role, when the substances in the fermentation tank are continuously stirred under the action of the auger 203 and the agitating barrel 204, different components of the substances can fully contact, promoting the fermentation reaction to proceed, which is helpful to improve the fermentation efficiency and reduce the fermentation time, thereby reducing energy consumption.

[0049] It should be pointed out finally that: the above only for the preferred embodiments of the present application have, and not for limiting the present application, although the present application is described in detail with reference to the foregoing embodiments, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A low energy pilot plant fermenter comprising a horizontal fermenter (1) characterised in that: The middle part of the top wall of the horizontal fermentation tank (1) is communicated with a pressure measuring valve (3), air grooves (4) are arranged in the middle part of the top wall and the bottom wall of the pressure measuring valve (3), a sliding groove (5) is arranged in the middle part of the pressure measuring valve (3), the sliding groove (5) is communicated with the two air grooves (4), a sliding ball (6) is slidably connected to the inner wall of the sliding groove (5), a pressure sensor (7) is fixedly connected to the inner wall top of the sliding ball (6), a mounting table (8) is fixedly connected to the front side of the top wall of the horizontal fermentation tank (1), an air extractor (9) is fixedly connected to the top wall right side of the mounting table (8), the pressure sensor (7) and the air extractor (9) are electrically connected, a gas storage tank (10) is communicated with the left side of the air extractor (9), and a stirring mechanism (2) is arranged on the left side of the horizontal fermentation tank (1).

2. The low energy pilot plant fermenter according to claim 1, wherein: The stirring mechanism (2) comprises a motor support plate (201), a rotating motor (202) is fixedly connected to the top wall of the motor support plate (201), a auger (203) is fixedly connected to the output end of the rotating motor (202), stirring barrels (204) are equidistantly fixedly connected to the inner wall of the auger (203), a plurality of the stirring barrels (204) are arrayed and fixedly connected to the inner wall of the auger (203), and a plurality of leakage holes (205) are equidistantly arranged in the inner wall of each of the stirring barrels (204).

3. The low energy pilot plant fermenter according to claim 1, wherein: The left and right sides of the horizontal fermentation tank (1) are fixedly connected with connecting plates (11), and the distal ends of the plurality of connecting plates (11) are fixedly connected with steel frames (12).

4. The low energy pilot plant fermenter according to claim 1, wherein: The middle and lower parts of the right side of the horizontal fermentation tank (1) are fixedly connected with a fixed frame (13), and the outer wall of the fixed frame (13) is fixedly connected with a plurality of inclined supports (14) which are crossly fixedly connected.

5. A low energy pilot plant fermenter according to claim 4, characterised in that: The top of the fixed frame (13) is fixedly connected with a control table (15), and the top wall of the control table (15) is fixedly connected with a plurality of control buttons (16).

6. The low energy pilot plant fermenter according to claim 3, wherein: The right side of the steel frame (12) is fixedly connected with a staircase (17), and the rear right end of the top wall of the horizontal fermentation tank (1) is fixedly connected with an inspection table (18).

7. The low energy pilot plant fermenter according to claim 1, wherein: The left side of the top wall of the horizontal fermentation tank (1) is fixedly connected with an inlet valve (19), and the right bottom end of the horizontal fermentation tank (1) is fixedly connected with an outlet valve (20).

8. The low energy pilot plant fermenter according to claim 1, wherein: The right end of the top wall of the horizontal fermentation tank (1) is fixedly connected with an inspection valve (21), and the left and right ends of the top wall of the horizontal fermentation tank (1) are rotatably connected with sealing covers (22).

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