Acid cowpea fermentation device

Abstract

The utility model relates to the technical field of pickled cowpea production, and discloses a pickled cowpea fermentation device which comprises a fermentation tank, a material pipe; the sealing assembly comprises a pressing plate, a plug body, a screw rod, an overturning body and a lug plate, the lug plate is fixedly connected with the fermentation tank, the overturning body is rotationally connected with the lug plate, the screw rod is in threaded connection with the overturning body, the pressing plate is rotationally connected with the screw rod, the plug body is fixedly installed at the bottom of the pressing plate, and the plug body is extruded into the material pipe cavity through downward pressure applied to the pressing plate by the screw rod; the end opening of the material pipe is sealed through the plug body which is inflated and expanded in advance, the sealing end at the bottom of the pressing plate abuts against the end opening of the material pipe, double sealing is achieved, the sealing environment in a fermentation tank cavity is guaranteed, lactic acid bacteria are in an anoxic state, breeding and fermentation are facilitated, and when the end opening of the material pipe is sealed and opened, operation is easy, convenient and flexible, and the sealing effect is good. The efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of sour cowpea production, in particular to a sour cowpea fermentation device. Background Art

[0002] During the pickling process of beans, the addition of fungi can be controlled to adjust the taste of the beans. For the fermentation of sour cowpeas, the cowpeas are often placed in a sealed tank structure, and lactic acid bacteria are added to acidify the beans and thus obtain sour cowpeas. Lactic acid bacteria are anaerobic bacteria, and a sealed environment must be maintained throughout the fermentation process. Fermentation tanks in the existing technology are mostly secured with flanges and sealing plates by means of bolts and nuts. The top and bottom sealing plates need to be removed for loading and discharging. The sealing plates fixed with multiple bolts make the disassembly and assembly process more cumbersome, which is inconvenient and has room for optimization.

[0003] Therefore, we propose a sour cowpea fermentation device. Utility Model Content

[0004] The utility model mainly solves the technical problem of complicated operation when sealing the feeding port of the fermentation tank, and provides a sour cowpea fermentation device.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme, a sour cowpea fermentation device, comprising:

[0006] The fermentation tank forms a sealed tank structure, and the bottom of the fermentation tank is fixedly installed with support legs;

[0007] A feed pipe is fixedly installed on the top of the fermentation tank for feeding, and another identical feed pipe is fixedly installed on the bottom of the fermentation tank for discharging;

[0008] A sealing assembly is provided at the port of the material pipe for sealing the opening of the material pipe. The sealing assembly includes a pressure plate, a plug body, a screw, a flip body and an ear plate. The ear plate is fixedly connected to the fermentation tank, the flip body is rotatably connected to the ear plate, the screw is threadedly connected to the flip body, the pressure plate is rotatably connected to the screw, the plug body is fixedly installed at the bottom of the pressure plate, and the screw can push the plug body into the interior of the material pipe to seal the opening of the material pipe.

[0009] As a preferred embodiment of the present invention, the flip body forms a rod structure with a U-shaped cross section, two ear plates are symmetrically arranged on both sides of the material tube, and the two side walls of the flip body are rotatably connected to the two ear plates respectively.

[0010] As a preferred embodiment of the present invention, a threaded hole is provided on the top of the flip body, the screw is connected to the threaded hole of the flip body, a sleeve is fixedly installed on the top of the pressure plate, and the lower end of the screw is rotatably connected to the sleeve.

[0011] As a preferred embodiment of the present invention, the plug body forms a truncated cone structure with a hollow interior, and an air nozzle is fixedly installed at the bottom of the plug body, through which air can be inflated into the cavity of the plug body.

[0012] As a preferred embodiment of the present invention, the pressing plate forms a circular plate structure, the diameter of the pressing plate is equal to the diameter of the material tube, and a sealing ring is fixedly provided at the bottom of the pressing plate.

[0013] As a preferred embodiment of the present invention, the sealing assembly further includes a first handle and a second handle, wherein the first handle is fixedly connected to the end of the screw, and the second handle is slidably connected to the first handle, and the second handle can slide to one side of the first handle.

[0014] As a preferred embodiment of the present invention, the first handle and the second handle are both rectangular rod structures, a sliding groove adapted for the second handle is provided on the top of the first handle, and the second handle is slidably connected to the sliding groove.

[0015] As a preferred embodiment of the present invention, an inner liner is fixedly installed inside the fermentation tank, a sandwich is formed between the inner liner and the fermentation tank, a plurality of fins are fixedly installed inside the sandwich, a heating coil is installed on the wall surface of the fin, a stirring rod is rotatably connected to the inside of the inner liner, the stirring rod is rotatably connected to the fermentation tank, and the material pipe is facing the inner liner.

[0016] The utility model provides a sour cowpea fermentation device, which has the following beneficial effects:

[0017] 1. This sour cowpea fermentation device flips a horizontal flip body to make it vertical, rotates the flip body around the ear plate at a certain angle, and rotates the screw. The screw pushes the pressure plate and the plug body downward, and the downward pressure applied to the pressure plate by the screw causes the plug body to be squeezed into the material tube cavity. The port of the material tube is sealed by the pre-inflated plug body, and the sealing end of the bottom of the pressure plate contacts the port of the material tube to achieve double sealing, thereby ensuring a sealed environment in the fermentation tank cavity, so that lactic acid bacteria are in an anoxic state and are convenient for reproduction and fermentation. When sealing and opening the port of the material tube, the operation is simple and flexible, the sealing effect is good, and the efficiency is high.

[0018] 2. This sour cowpea fermentation device slides in the slide groove by pulling the second handle. The first handle and the second handle serve as power arms, and the purpose of saving effort is achieved by extending the length of the force arm of the rotating screw. The screw can then provide sufficient downward pressure to the pressing plate, and there is no need to use tools such as wrenches, thereby simplifying the operating steps.

[0019] 3. The sour cowpea fermentation device realizes heat preservation of the inner liner by connecting a thermocouple and a temperature sensor to an external controller electrical signal, cooperates with an interlayer to reduce heat exchange between the inner liner and the outside world, ensures the constant temperature of the inner liner, and promotes the progress of fermentation. The fins are provided to ensure the uniformity of heating the inner liner, and the stirring rod can be driven by a motor, that is, the motor output shaft is fixedly connected to the stirring rod, and the motor is fixedly connected to the top. The motor is manually controlled to start and stop, so that the stirring rod turns the beans, and the beans and bacteria can be fully mixed in the early stage of fermentation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0021] Figure 2 This is one of the three-dimensional diagrams of the sealing component of the utility model;

[0022] Figure 3 This is the second stereoscopic diagram of the sealing assembly of the present invention;

[0023] Figure 4 This is a schematic diagram of the turning body of the utility model rotating to a horizontal position;

[0024] Figure 5 This is a schematic diagram of the internal structure of the fermentation tube of the present invention.

[0025] Legend: 10, fermentation tank; 11, material pipe; 12, inner liner; 13, fin; 14, stirring rod; 20, pressing plate; 21, plug body; 22, screw; 23, turning body; 24, ear plate; 30, first handle; 31, second handle. DETAILED DESCRIPTION

[0026] A sour cowpea fermentation device, such as Figure 1 Shown, including:

[0027] The fermentation tank 10 forms a sealed tank structure, and support legs are fixedly installed at the bottom of the fermentation tank 10;

[0028] A feed pipe 11 is fixedly mounted on the top of the fermentation tank 10 for feeding materials. Another identical feed pipe 11 is fixedly mounted on the bottom of the fermentation tank 10 for discharging materials. Cut cowpeas and lactic acid bacteria required for fermentation are fed through the upper feed pipe 11. By ensuring a suitable temperature and a sealed environment in the fermentation tank 10 chamber, the beans can be fermented and acidified, thereby producing sour beans. The material ratio is not described in detail here.

[0029] like Figure 1 、 Figure 2 、 Figure 3 and Figure 4As shown, the sealing assembly is arranged at the port of the material pipe 11 to seal the opening of the material pipe 11. The sealing assembly includes a pressing plate 20, a plug body 21, a screw 22, a flip body 23 and an ear plate 24. The ear plate 24 is fixedly connected to the fermentation tank 10, the flip body 23 is rotatably connected to the ear plate 24, the screw 22 is threadedly connected to the flip body 23, the pressing plate 20 is rotatably connected to the screw 22, the plug body 21 is fixedly installed at the bottom of the pressing plate 20, the screw 22 can push the plug body 21 into the interior of the material pipe 11 to seal the opening of the material pipe 11, the flip body 23 forms a rod structure with a U-shaped cross section, two ear plates 24 are symmetrically arranged on both sides of the material pipe 11, and the two side walls of the flip body 23 are rotatably connected to the two ear plates 24 respectively, a threaded hole is opened on the top of the flip body 23, the screw 22 is connected to the threaded hole of the flip body 23, a shaft sleeve is fixedly installed on the top of the pressing plate 20, the lower end of the screw 22 is rotatably connected to the shaft sleeve, and the plug body 21 forms an internal hollow truncated cone structure. The bottom of the plug body 21 is fixedly installed with an air nozzle, and air can be inflated into the chamber of the plug body 21 through the air nozzle. The pressing plate 20 forms a circular plate structure, and the diameter of the pressing plate 20 is equal to the diameter of the material tube 11. A sealing ring is fixedly provided at the bottom of the pressing plate 20. In this scheme, when sealing the port of the material tube 11, the horizontal flip body 23 is flipped to make it vertical, and the flip body 23 rotates a certain angle around the ear plate 24, and the screw 22 is rotated. The screw 22 pushes the pressing plate 20 and the plug body 21 downward, and the downward pressure applied to the pressing plate 20 by the screw 22 causes the plug body 21 to be squeezed into the cavity of the material tube 11, and the port of the material tube 11 is sealed by the pre-inflated plug body 21, and the sealing end of the bottom of the pressing plate 20 contacts the port of the material tube 11 to achieve double sealing, thereby ensuring the sealed environment in the cavity of the fermentation tank 10, so that the lactic acid bacteria are in an anoxic state, which is convenient for reproduction and fermentation. When sealing and opening the port of the material tube 11, the operation is simple, flexible and efficient.

[0030] like Figure 2 As shown, the sealing assembly also includes a first handle 30 and a second handle 31. The first handle 30 is fixedly connected to the end of the screw 22, and the second handle 31 is slidably connected to the first handle 30. The second handle 31 can slide to one side of the first handle 30. The first handle 30 and the second handle 31 are both rectangular rod structures. The top of the first handle 30 is provided with a sliding groove adapted to the second handle 31, and the second handle 31 is slidably connected to the sliding groove. By setting the first handle 30 and the second handle 31, by pulling the second handle 31 to slide in the sliding groove, the first handle 30 and the second handle 31 serve as power arms, and the purpose of saving effort is achieved by extending the length of the force arm of the rotating screw 22, so that the screw 22 can provide sufficient downward pressure to the pressure plate 20, and there is no need to use tools such as wrenches, thereby simplifying the operation steps.

[0031] like Figure 5As shown, an inner liner 12 is fixedly installed inside the fermentation tank 10, and a sandwich is formed between the inner liner 12 and the fermentation tank 10. A plurality of fins 13 are fixedly installed in the sandwich, and a heating coil is installed on the wall of the fin 13. A stirring rod 14 is rotatably connected to the inner liner 12, and the stirring rod 14 is rotatably connected to the fermentation tank 10. The material pipe 11 is directly opposite the inner liner 12. As a supplement to the above scheme, a temperature sensor should also be provided in the sandwich. The heating coil can be a spiral thermocouple. By connecting the thermocouple and the temperature sensor to the external controller electrical signal, the inner liner 12 can be kept warm. In conjunction with the sandwich, the heat exchange between the inner liner 12 and the outside world is reduced, the constant temperature of the inner liner 12 is ensured, and the fermentation is promoted. The fins 13 can ensure the uniformity of heating the inner liner 12, and the stirring rod 14 can be driven by a motor, that is, the motor output shaft is fixedly connected to the stirring rod 14, and the motor is fixedly connected to the top of 10. The motor is started and stopped manually, so that the stirring rod 14 turns the beans, and the beans and bacteria can be fully mixed in the early stage of fermentation.

[0032] The working principle of the present invention is as follows: cut cowpeas and lactic acid bacteria required for fermentation are put into the material pipe 11 above, and the appropriate temperature and sealed environment in the fermentation tank 10 cavity are ensured, so that the beans can be fermented and acidified, and then sour beans are produced. The thermocouple and the temperature sensor are connected to the external controller electrical signal to achieve heat preservation of the inner tank 12. The interlayer is used to reduce the heat exchange between the inner tank 12 and the outside world, ensure the constant temperature of the inner tank 12, and promote the progress of fermentation. The fins 13 are provided to ensure the uniformity of heating the inner tank 12, and the stirring rod 14 can be driven by a motor, that is, the motor output shaft is fixedly connected to the stirring rod 14, and the motor is fixedly connected to the top of 10. The motor is manually controlled to start and stop, so that the stirring rod 14 turns the beans, and the beans and bacteria can be fully mixed in the early stage of fermentation.

[0033] Flip the horizontal flip body 23 to make it vertical, rotate the flip body 23 around the ear plate 24 by a certain angle, pull the second handle 31 to slide in the slide groove, and the first handle 30 and the second handle 31 act as power arms to push the second handle 31, and the screw 22 pushes the pressing plate 20 and the plug body 21 downward. The downward pressure applied to the pressing plate 20 by the screw 22 causes the plug body 21 to be squeezed into the cavity of the material tube 11, and the port of the material tube 11 is sealed by the pre-inflated plug body 21, and the sealing end at the bottom of the pressing plate 20 contacts the port of the material tube 11 to achieve double sealing.

[0034] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A sour cowpea fermentation device, characterized in that: include: The fermentation tank (10) forms a sealed tank structure, and the bottom of the fermentation tank (10) is fixedly mounted with support legs; A feed pipe (11) is fixedly installed on the top of the fermentation tank (10) for feeding, and another identical feed pipe (11) is fixedly installed on the bottom of the fermentation tank (10) for discharging; A sealing assembly is provided at the port of a material pipe (11) for sealing the opening of the material pipe (11), the sealing assembly comprising a pressing plate (20), a plug body (21), a screw (22), a turning body (23) and an ear plate (24), the ear plate (24) being fixedly connected to the fermentation tank (10), the turning body (23) being rotationally connected to the ear plate (24), the screw (22) being threadedly connected to the turning body (23), the pressing plate (20) being rotationally connected to the screw (22), the plug body (21) being fixedly mounted on the bottom of the pressing plate (20), and the screw (22) being capable of pushing the plug body (21) into the interior of the material pipe (11) to seal the opening of the material pipe (11).

2. The sour cowpea fermentation device according to claim 1, characterized in that: The turning body (23) forms a rod structure with a U-shaped cross section. Two ear plates (24) are symmetrically arranged on both sides of the material tube (11). The two side walls of the turning body (23) are respectively rotatably connected to the two ear plates (24).

3. The sour cowpea fermentation device according to claim 1, characterized in that: A threaded hole is provided on the top of the flip body (23), the screw rod (22) is connected to the threaded hole of the flip body (23), a shaft sleeve is fixedly installed on the top of the pressure plate (20), and the lower end of the screw rod (22) is rotatably connected to the shaft sleeve.

4. The sour cowpea fermentation device according to claim 1, characterized in that: The plug body (21) is formed into a truncated cone structure with a hollow interior. An air nozzle is fixedly mounted on the bottom of the plug body (21), and air can be inflated into the cavity of the plug body (21) through the air nozzle.

5. The sour cowpea fermentation device according to claim 1, characterized in that: The pressing plate (20) forms a circular plate structure, the diameter of the pressing plate (20) is equal to the diameter of the material pipe (11), and a sealing ring is fixedly provided at the bottom of the pressing plate (20).

6. The sour cowpea fermentation device according to claim 1, characterized in that: The sealing assembly further comprises a first handle (30) and a second handle (31), wherein the first handle (30) is fixedly connected to the end of the screw rod (22), and the second handle (31) is slidably connected to the first handle (30), and the second handle (31) can slide to one side of the first handle (30).

7. The sour cowpea fermentation device according to claim 6, characterized in that: The first handle (30) and the second handle (31) are both rectangular rod structures. A sliding groove adapted for the second handle (31) is provided on the top of the first handle (30), and the second handle (31) is slidably connected to the sliding groove.

8. The sour cowpea fermentation device according to claim 1, characterized in that: An inner liner (12) is fixedly installed inside the fermentation tank (10), a sandwich is formed between the inner liner (12) and the fermentation tank (10), a plurality of fins (13) are fixedly installed in the sandwich, a heating coil is installed on the wall surface of the fin (13), a stirring rod (14) is rotatably connected to the inner liner (12), the stirring rod (14) is rotatably connected to the fermentation tank (10), and the material pipe (11) is directly opposite to the inner liner (12).

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