Vegetable anaerobic fermentation tank

Abstract

The utility model provides an anaerobic fermentation tank for vegetables. The anaerobic fermentation tank comprises a tank body, a lifting cylinder, a pressing block and a tank cover, a supporting rod is arranged in the center of the bottom of the tank body, the lifting barrel is used for containing vegetables and can be inserted into the supporting rod, the supporting rod can drive the lifting barrel to rotate for stirring, and the pressing block can penetrate through the supporting rod to press the vegetables. In addition, the lifting cylinder is further provided with a plurality of foldable lifting handles so that the vegetables can be conveniently taken and placed. The tank body is also provided with a temperature control device, a pressure monitoring device and a drain valve; the tank cover is provided with a deflation valve, a rotating hand wheel and a sealing gasket. The vegetable fermentation tank provided by the utility model is suitable for anaerobic fermentation of various vegetables, has good sealing performance, controllable temperature and controllable air pressure, can prevent precipitation and crusting, and provides an excellent environment for vegetable fermentation.

Description

TECHNICAL FIELD

[0001] The utility model belongs to fermentation tank technical field, concretely relates to a kind of vegetable anaerobic fermentation tank. BACKGROUND

[0002] Fermented vegetable product is made of vegetable as raw material, mainly through lactic acid bacteria fermentation, it not only can retain the nutrient composition of vegetable, but also can increase flavor and probiotic content, commonly used fermented vegetables include cucumber, radish, cabbage, kale, mustard, screw grass etc..Vegetable usually needs to be completed fermentation in fermentation tank, in the process of vegetable fermentation, fermentation tank provides a stable, suitable growth environment for microorganism.Through controlling temperature, pH value, stirring speed, ventilation volume etc. in fermentation tank, the accurate control of vegetable fermentation process can be realized, so as to obtain high-quality fermented vegetable product.

[0003] Stirring in fermentation process can realize keeping temperature uniform, preventing sedimentation and skinning, accelerating reaction rate etc., most of existing fermentation tanks are mostly provided with stirring rod in tank body or are stirred by bubbling device, using stirring rod can cause damage to vegetable in stirring process, using bubbling device needs to additionally introduce nitrogen and remove nitrogen, which is inconvenient to operate and low in efficiency.In addition, some fermentation tanks are provided with feeding port at top end for loading fresh vegetable, and are provided with discharging port at bottom for taking out fermented vegetable, so that vegetable is inconvenient to take and place.

[0004] Therefore, a vegetable anaerobic fermentation tank is needed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In view of the defects of prior art, the utility model provides a kind of vegetable anaerobic fermentation tank, including tank body, lifting cylinder, pressing block and tank cover.The center of the bottom of the tank body is provided with support rod, the lifting cylinder is used to contain vegetable, can be inserted into support rod, the support rod can drive lifting cylinder to rotate for stirring, the pressing block can pass through support rod and press vegetable.In addition, the lifting cylinder is also provided with retractable handle and multiple number is set to facilitate the taking and placing of vegetable;The tank body is also provided with temperature control device, pressure monitoring device and liquid discharge valve;The tank cover is provided with air release valve, rotary hand wheel and sealing washer.The vegetable fermentation tank provided by the utility model is suitable for various vegetable anaerobic fermentation, good sealing, temperature controllable, gas pressure controllable, can prevent sedimentation and skinning, provides excellent environment for vegetable fermentation.

[0006] A kind of vegetable anaerobic fermentation tank, including tank body, lifting cylinder, the center of the bottom of the tank body is provided with support rod, the support rod is used to support and drive lifting cylinder to rotate.

[0007] In the fermentation process, the fermentation bacteria need a stable temperature environment for growth, and the rotation of the drum can achieve the purpose of stirring, which can make the fermentation liquid evenly heat dissipation, prevent local overheating or overcooling, and ensure the fermentation bacteria to ferment under the best temperature conditions. Secondly, in the fermentation process, some substances are easy to precipitate or form a skin, which affects the fermentation effect. Through stirring, the uniformity of the fermentation liquid can be maintained to prevent the precipitation and skinning of the substances. In addition, stirring can promote the contact between nutrients and fermentation bacteria, accelerate the metabolism and growth of fermentation bacteria, thereby promoting the reaction rate, improving the fermentation efficiency and yield.

[0008] Further, the drum is provided with a socket, and the support rod can be manually inserted into the socket, which facilitates the taking and placing of the drum.

[0009] In some ways, the shape of the support rod is a cubic column, and the socket of the drum is a cubic socket matching the shape of the support rod.

[0010] Further, a handle is arranged on the drum, and the handle can rotate around a fixed shaft. When the handle is folded, it coincides with the upper edge of the drum.

[0011] Before fermentation, fresh vegetables are loaded into the drum, and the drum containing fresh vegetables is inserted into the support rod by holding the handle. Then the handle is folded to coincide with the edge of the drum.

[0012] Further, a pressing block is also included, and the pressing block is provided with a through hole in the center. The pressing block can press the vegetables contained in the drum through the through hole of the support rod.

[0013] On the one hand, the pressing block can help the vegetables to contact more closely, which is conducive to the uniform distribution and growth of fermentation bacteria. On the other hand, the pressing block can make the cell walls of the vegetables more easily broken, thereby releasing more juice and flavor substances, which makes the fermented vegetables more crisp and delicious, and improves the overall food quality. On the other hand, the pressing block can effectively prevent the vegetables from floating, ensuring the uniformity and stability of fermentation.

[0014] Further, the number of drums includes one or more, and the number of pressing blocks matches the number of drums.

[0015] In some ways, three drums are arranged, and each drum containing vegetables needs to be covered with a pressing block after being inserted into the support rod. Arranging multiple drums facilitates the batch taking and placing of vegetables.

[0016] Further, a lid is also included, and the lid is connected to the tank body through a rotating shaft. The rotating shaft is arranged outside the tank body.

[0017] Rotating the lid by a certain angle can expose the opening of the tank body, which is convenient and labor-saving.

[0018] Further, the tank cover is provided with a rotating hand wheel and a sealing gasket, and the sealing gasket is compressed by rotating the hand wheel, so that the tank cover and the tank body are sealed.

[0019] The vegetable fermentation usually uses lactic acid bacteria, and the lactic acid bacteria need to survive in an anaerobic environment, and the sealing of the fermentation tank is ensured by rotating the rotating hand wheel to compress the sealing gasket, so as to realize the anaerobic environment.

[0020] Further, the tank cover is provided with a gas release valve.

[0021] Further, the tank body is further provided with a temperature control device and a pressure monitoring device.

[0022] In the fermentation process, the fermentation bacteria need suitable temperature and pressure, the temperature control device can maintain the constant temperature condition in the tank body, and the pressure monitoring device can release the gas through the gas release valve when the gas pressure is too high.

[0023] Further, the tank body is provided with a support frame at the bottom for supporting the lifting cylinder; and the tank body is further provided with a liquid discharge valve.

[0024] The support frame is integrated with the support rod.

[0025] The waste liquid after the vegetable fermentation is discharged from the tank body through the liquid discharge valve.

[0026] The utility model has the following beneficial effects:

[0027] (1) including tank body, lifting cylinder, pressure block and tank cover, the tank body bottom center is provided with support rod, the lifting cylinder is used for containing vegetables, can insert support rod, the support rod can drive the lifting cylinder to rotate and stir, the pressure block can pass through the support rod and press the vegetables, for keeping temperature uniform, preventing sedimentation and skinning and accelerating reaction rate;

[0028] (2) the lifting cylinder is further provided with a retractable handle and a plurality of handles are arranged to facilitate the taking and placing of vegetables;

[0029] (3) the tank body is further provided with a temperature control device, a pressure monitoring device and a liquid discharge valve, and the tank cover is provided with a gas release valve for temperature control and pressure control and waste liquid discharge;

[0030] (4) the tank cover is provided with a rotating hand wheel and a sealing gasket for ensuring the anaerobic environment in the fermentation process;

[0031] (5) the vegetable fermentation tank provided by the utility model is suitable for various vegetable fermentation and provides an excellent environment for vegetable fermentation. BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 It is a whole structure diagram of the vegetable anaerobic fermentation tank;

[0033] Figure 2This is a top view of the tank.

[0034] Figure 3 A schematic diagram of the longitudinal section of the inner layer of lifting cylinder and pressing block inside the tank;

[0035] Figure 4 This is a schematic diagram of the lifting cylinder and pressing block structure;

[0036] Figure 5 This is a schematic diagram of the handle structure of the carrying tube;

[0037] Figure 6 A schematic diagram of the longitudinal section of the three-layer lifting cylinder and pressure block inside the tank;

[0038] Figure 7 This is a schematic diagram of the tank body and tank lid structure;

[0039] Figure 8 This is a bottom view of the can lid sealing ring.

[0040] In the diagram: 1-Tank body, 2-Tank cover, 3-Lifting cylinder, 4-Pressure block, 5-Support rod, 6-Support frame, 7-Insertion hole, 8-Handle, 9-Through hole, 10-Rotating shaft, 11-Rotating handwheel, 12-Sealing gasket, 13-Vent valve, 14-Temperature control device, 15-Pressure monitoring device, 16-Drain valve. Detailed Implementation

[0041] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be noted that the embodiments described below are intended to facilitate the understanding of the present invention and do not constitute any limitation thereof.

[0042] Example 1: An anaerobic fermentation tank for vegetables

[0043] like Figure 1 As shown, an anaerobic fermentation tank for vegetables includes a tank body 1, a tank lid 2, a lifting cylinder 3, and a pressing block 4.

[0044] like Figures 2-6As shown, the bottom center of the tank body 1 is provided with a support rod 5, the support rod 5 is connected with a support frame 6, the support frame 6 is used to support the lifting cylinder 3, the support rod 5 rotates to drive the lifting cylinder 3 to rotate, and the support rod 5 is a cubic rod. During fermentation, the fermentation bacteria need a stable temperature environment for growth, and the rotation of the lifting cylinder 3 for stirring purpose can make the fermentation liquid uniformly radiate heat, prevent local overheating or overcooling, and ensure that the fermentation bacteria ferment under the best temperature conditions; secondly, during fermentation, some substances are easy to precipitate or form a skin, affecting the fermentation effect, and through stirring, the uniformity of the fermentation liquid can be maintained to prevent the precipitation and skinning of the substances; in addition, stirring can promote the contact between nutrients and fermentation bacteria, accelerate the metabolism and growth of fermentation bacteria, thereby promoting the reaction rate, improving the fermentation efficiency and yield. The lifting cylinder 3 is provided with a circular hole on the cylinder wall, and a jack 7 is arranged at the center of the cylinder bottom, the jack 7 is a cubic through hole, and the shape of the cubic rod of the support rod 5 matches the shape of the cubic through hole, so that the support rod 5 can be manually inserted into the jack 7 through the jack 7; a handle 8 is arranged on the lifting cylinder 3, the handle 8 can rotate around a fixed shaft, and when the handle 8 is folded, the handle 8 coincides with the upper edge of the lifting cylinder 3. Before fermentation, fresh vegetables are loaded into the lifting cylinder 3, the lifting cylinder 3 loaded with fresh vegetables is inserted into the support rod 5 by holding the handle 8 by hand, and then the handle 8 is folded to coincide with the edge of the lifting cylinder 3. The center of the pressing block 4 is provided with a through hole 9, and the pressing block 4 can pass through the support rod 5 and the jack 7 to press the vegetables loaded in the lifting cylinder 3. On the one hand, the pressing block 4 can help the vegetables to contact more closely, which is conducive to the uniform distribution and growth of the fermentation bacteria; on the other hand, the pressing block 4 makes the cell walls of the vegetables more easily broken, thereby releasing more juice and flavor substances, which makes the fermented vegetables more crisp and delicious in taste, and improves the overall food quality; on the other hand, the pressing block 4 can effectively prevent the vegetables from floating up, and ensure the uniformity and stability of fermentation. The number of lifting cylinders 3 is three, and the number of pressing blocks 4 matches the number of lifting cylinders 3, and the pressing block 4 needs to be placed on the vegetables in each lifting cylinder 3 after being inserted into the support rod 5, and multiple lifting cylinders 3 are set to facilitate batch taking and placing of vegetables.

[0045] As Figures 7-8As shown, the tank cover 2 is connected with the tank body 1 through a rotating shaft 10, the rotating shaft 10 is arranged outside the tank body 1, and the tank cover 2 can be exposed to the opening of the tank body 1 by rotating a certain angle, which is convenient and labor-saving. The tank cover 2 is provided with a rotating hand wheel 11 and a sealing gasket 12, the tank cover 2 is aligned with the opening of the tank body 1, the sealing gasket 12 is compressed by rotating the rotating hand wheel 11 to seal the tank cover 2 and the tank body 1, and the vegetable fermentation usually uses lactic acid bacteria, the lactic acid bacteria needs to survive in an anaerobic environment, and the rotating hand wheel 11 and the sealing gasket 12 ensure the sealing of the fermentation tank to realize the anaerobic environment. The tank cover 2 is also provided with a gas release valve 13, and the tank body 1 is also provided with a temperature control device 14 and a pressure monitoring device 15. In the fermentation process, the fermentation bacteria need appropriate temperature and pressure, the temperature control device can maintain the constant temperature condition in the tank body 1, and the pressure monitoring device 15 can release gas through the gas release valve 13 when the air pressure is too high. The tank body 1 is also provided with a liquid discharge valve 16, and the waste liquid after fermentation is discharged from the tank body 1 through the liquid discharge valve 16.

[0046] The steps of using the vegetable anaerobic fermentation tank are as follows:

[0047] (1) Wash the vegetables, drain them, and put them in the lifting cylinder 3 for standby;

[0048] (2) Add water, salt, white sugar, fermentation agent (such as lactic acid bacteria agent) and spices into the tank body 1;

[0049] (3) Insert the lifting cylinder 3 containing vegetables into the supporting rod 5, and cover the vegetables in each layer of the lifting cylinder 3 with the pressing block 4;

[0050] (4) Seal the tank body 1 and the tank cover 2, set the temperature and stirring speed, keep the constant temperature in the tank body 1, and make the lifting cylinder 3 rotate at a low speed at a certain time, and if the pressure monitoring device 15 monitors that the air pressure in the tank body 1 is too high during the fermentation process, the gas can be released through the gas release valve 11;

[0051] (5) After fermentation, open the tank cover 2, take out the fermented vegetables through the lifting cylinder 3 in batches, and the waste liquid can be discharged from the tank body 1 through the liquid discharge valve 16.

[0052] Although the utility model discloses as above, the utility model is not limited to this. Any person skilled in the art, without departing from the spirit and scope of the utility model, can make various changes and modifications, therefore the protection scope of the utility model should be the range defined by the claims.

Claims

1. A vegetable anaerobic fermentation tank, characterized by, Including the tank body (1), the lifting cylinder (3), the tank body (1) bottom center sets up the support rod (5), the support rod (5) is used for supporting and driving the lifting cylinder (3) rotation.

2. The vegetable anaerobic fermentation tank according to claim 1, characterized by The lifting cylinder (3) center sets up the jack (7), can pass through the jack (7) manually inserts the support rod (5) in, the lifting cylinder (3) is convenient for taking and placing.

3. The vegetable anaerobic fermentation tank according to claim 2, characterized in that, The lifting cylinder (3) is provided with a handle (8), which can rotate around the fixed shaft, and when the handle (8) is folded, it coincides with the upper edge of the lifting cylinder (3).

4. The vegetable anaerobic fermentation tank according to claim 3, characterized by Also includes a briquetting (4), the briquetting (4) center sets up the through-hole (9), the briquetting (4) can pass through the through-hole (9) and press the lifting cylinder (3) in the vegetables filled in the support rod (5).

5. The vegetable anaerobic fermenter tank according to claim 4, wherein The number of the lifting cylinder (3) includes one or more, the number of the briquetting (4) matches the number of the lifting cylinder (3).

6. The vegetable anaerobic fermenter tank according to claim 5, wherein Also includes a can cover (2), the can cover (2) is connected with the tank body (1) through the rotating shaft (10); The rotating shaft (10) is arranged outside the tank body (1).

7. The vegetable anaerobic fermentation tank according to claim 6, c h a r a c t e r i z e d in that The can cover (2) sets up the rotary hand wheel (11) and the sealing washer (12), through the rotary hand wheel (11) rotation compression sealing washer (12) to realize the can cover (2) and the tank body (1) sealing.

8. The vegetable anaerobic fermenter tank according to claim 7, characterized in that, The can cover (2) is also provided with a deflation valve (13).

9. The vegetable anaerobic fermenter tank according to claim 8, characterized in that, The tank body (1) is also provided with temperature control device (14) and pressure monitoring device (15).

10. The vegetable anaerobic fermenter tank according to claim 9, characterized in that, The tank body bottom is provided with a support frame (6) for supporting the lifting cylinder (3); The tank body (1) bottom is also provided with a drainage valve (16).

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