Lactic acid bacteria and saccharomycetes mixed fermentation device for enhancing flavor of fruits and vegetables

Abstract

The utility model provides a lactic acid bacteria and saccharomycetes mixed fermentation device for enhancing the flavor of fruits and vegetables, and belongs to the technical field of fermentation devices. The problem that a traditional mixed fermentation device cannot detect an internal mixture in real time is mainly solved. According to the technical scheme, a tank body is included, a mounting cavity is formed in the top of the tank body, a weight detection assembly is arranged at the bottom of the mounting cavity, a fermentation tank is further arranged in the mounting cavity, a fermentation tank is arranged at the top of the weight detection assembly, and a fermentation cavity is formed in the top of the fermentation tank; a gas detection assembly is arranged on the tank cover; through the arrangement of the weight detection assembly and the gas detection assembly, an operator can check the fermentation condition of a mixture in the fermentation tank from an observation window, and can extract fermentation gas in the gas guide pipe from the gas guide pipe for detection, so that the problem that a traditional mixed fermentation device cannot detect the mixture in real time is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of fermentation devices, and more specifically, particularly relates to a lactic acid bacteria and yeast mixed fermentation device for enhancing the flavor of fruits and vegetables. Background Art

[0002] As people pursue food nutrition and health, lactic acid bacteria products have attracted widespread attention due to their probiotic functions. The lactic acid bacteria and yeast contained in pure natural fruit and vegetable fermented foods are particularly popular among consumers. However, the traditional natural fermentation method often results in slow yeast growth and a long fermentation time, which is not conducive to the effective release of fruit and vegetable flavor components. Therefore, a device that can accelerate the fruit and vegetable fermentation process is needed.

[0003] For example, the Chinese utility model patent with patent number 201821596087.3 provides a material mixing and fermentation device for edible fungi production. The device is equipped with a feed port, a discharge port, an air inlet pipe and a stirring and aeration unit. When in use, the material is added through the feed port, and then the material is aerated and stirred through the cooperation of the air inlet pipe and the stirring and aeration unit. Finally, the fermented material is discharged from the discharge port, which increases the fermentation speed. However, the traditional mixed fermentation device cannot detect the internal mixture in real time, resulting in the operator being unable to understand the internal situation of the fermentation system in a timely manner. There is a lack of process monitoring and feedback mechanism, which reduces product quality. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a mixed fermentation device of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables, so as to solve the technical problem in the prior art that the traditional mixed fermentation device cannot perform real-time detection of the internal mixture, making it impossible for the operator to adjust the fermentation system in time, resulting in a decrease in product quality.

[0005] The purpose and efficacy of the utility model of a mixed fermentation device of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables are achieved by the following specific technical means:

[0006] A mixed fermentation device of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables comprises a tank body, a mounting cavity is provided on the top of the tank body, a weight detection component is arranged at the bottom of the mounting cavity, a fermentation tank is also arranged in the mounting cavity, the fermentation tank is arranged on the top of the weight detection component, a fermentation cavity is provided on the top of the fermentation tank, a tank cover is fixedly connected to the fermentation tank and the top of the tank body by screws, and a gas detection component is arranged on the tank cover.

[0007] According to a preferred embodiment, the weight detection component includes multiple groups of weight sensors, multiple groups of weight sensors are arranged at the bottom of the installation cavity, and multiple groups of sockets are arranged at the bottom of the fermentation tank corresponding to the multiple groups of weight sensors, and the multiple groups of weight sensors are respectively clamped in the multiple groups of sockets.

[0008] According to a preferred embodiment, a first mounting hole is opened on the outer surface of the tank body, a circular control panel is arranged on the first mounting hole, and the circular control panel is electrically connected to the plurality of groups of weight sensors.

[0009] According to a preferred embodiment, observation ports are provided on the outer surfaces of the tank body and the fermentation tank, one end of the observation window passes through the observation port and is connected to the fermentation tank, and the other end of the observation window is provided with transparent glass.

[0010] According to a preferred embodiment, the gas detection assembly includes an air duct, a second mounting hole is opened on the top of the tank cover, a first one-way valve is arranged on the top of the second mounting hole, one end of the air duct is connected to the first one-way valve, and the other end of the air duct is connected to the GCMS detection machine.

[0011] According to a preferred embodiment, a feed gate is arranged on the top of the tank cover, a first hand wheel is arranged on the top of the feed gate, a sterile addition component is also arranged on the top of the tank cover, the sterile addition component includes an addition seat, and the tank cover top is provided with the addition seat.

[0012] According to a preferred embodiment, the sterile addition component also includes a rotating baffle, a through hole is opened on one side of the addition seat, one end of the rotating baffle is rotatably connected to the through hole, one end of the second hand wheel is connected to the rotating baffle by a screw, a reset spring is also arranged in the through hole, and the second hand wheel is inserted into the reset spring.

[0013] According to a preferred embodiment, an adding cover is also provided on the top of the adding seat, and the adding cover is rotatably connected to the adding seat through two sets of hinges, and a groove begins to be formed on one side of the adding cover adjacent to the adding seat, a rubber sealing ring is stuck in the groove, and a handle is provided on the top of the adding cover.

[0014] According to a preferred embodiment, an escalator is provided on one side of the tank body, a support seat is provided at the bottom of the tank body, through holes are provided on the tank body, the fermentation tank and the support seat, a discharge pipe is passed through the through hole, a second one-way valve is provided on the top of the discharge pipe, a discharge valve is provided at the bottom of the discharge pipe, and multiple groups of ultraviolet lamps are provided on the inner wall of the fermentation chamber.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. Through the arrangement of the weight detection component and the gas detection component, when the fermentation device is used, the weight of the mixture inside the fermentation tank can be detected by multiple groups of weight sensors, and the value can be displayed on the display screen of the control panel through the electrical connection with the control panel; the fermentation status of the mixture inside the fermentation tank can also be checked from the observation port through the observation window; and, by opening the first one-way valve on the tank cover, the fermentation gas inside the fermentation tank can pass through the air duct and enter the GCMS detection machine for real-time detection, which solves the problem that the traditional mixed fermentation device cannot perform real-time detection of the internal mixture and improves the product quality.

[0017] 2. Through the setting of the aseptic addition component and the escalator, when using the fermentation device, the operator can climb from the escalator to the position of the addition component, then open the addition cover by the handle, place the microorganisms to be added above the rotating baffle, and then close the addition cover, and rotate the second hand wheel to make the rotating baffle turn downward, and add the microorganisms into the mixture in the fermentation tank, thereby realizing the function of temporary aseptic addition of microorganisms; then under the action of the reset spring, the second hand wheel and the rotating baffle are reset, thereby improving convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of a lactic acid bacteria and yeast mixed fermentation device for enhancing the flavor of fruits and vegetables according to the utility model;

[0019] Figure 2 This is an exploded view of a lactic acid bacteria and yeast mixed fermentation device for enhancing the flavor of fruits and vegetables according to the utility model;

[0020] Figure 3 It is a schematic diagram of the structure of the weight detection component and the weight detection component after assembly in a lactic acid bacteria and yeast mixed fermentation device for enhancing the flavor of fruits and vegetables of the utility model;

[0021] Figure 4 for Figure 3 Schematic diagram of the structure after splitting;

[0022] Figure 5 This is a schematic diagram of the structure of the utility model after the aseptic addition component is assembled in a mixed fermentation device of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables;

[0023] Figure 6 for Figure 5 Schematic diagram of the structure after decomposition.

[0024] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0025] 11. Tank body; 12. Installation cavity; 13. Fermentation tank; 14. Fermentation cavity; 15. Tank cover; 16. Feed gate; 17. First hand wheel; 21. Weight sensor; 22. First installation hole; 23. Control panel; 24. Observation port; 25. Observation window; 31. Air duct; 32. Second installation hole; 33. First one-way valve; 41. Adding seat; 42. Rotating baffle; 43. Second hand wheel; 44. Reset spring; 45. Adding cover; 46. Rubber sealing ring; 47. Handle; 51. Ladder; 52. Support seat; 53. Discharge pipe; 54. Second one-way valve; 55. Discharge valve; 56. Ultraviolet lamp. DETAILED DESCRIPTION

[0026] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0027] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "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 a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0029] As attached Figure 1 To Attachment Figure 6 As shown:

[0030] The utility model provides a lactic acid bacteria and yeast mixed fermentation device for enhancing the flavor of fruits and vegetables, including a tank body 11, which is a cylindrical main frame made of stainless steel. A circular installation cavity 12 is opened at the center of the top of the tank body 11, and a weight detection component is fixedly installed at the bottom of the installation cavity 12. A fermentation tank 13 is also arranged in the installation cavity 12. The top of the weight detection component is in contact with the fermentation tank 13. A fermentation cavity 14 is opened at the top of the fermentation tank 13. An airtight tank cover 15 is detachably connected to the top of the fermentation tank 13 through a thread, and forms an airtight lock with the top of the tank body 11. A gas detection component is installed on the surface of the tank cover 15 for sampling and detecting fermentation gas.

[0031] Please refer to Figure 2 , Figure 3 and Figure 4 As shown, the weight detection assembly includes multiple groups of weight sensors 21, annular pressure sensors installed at the bottom of the fermentation tank 13, and the annular pressure sensors can use high-precision strain gauge pressure sensors. The bottom of the fermentation tank 13 is provided with corresponding holders according to the model and number of the weight sensors 21, and the number and position of the holders need to match the interface of the pressure sensor.

[0032] Please refer to Figure 3 and Figure 4 As described, a first mounting hole 22 is provided on the outer surface of the tank body 11, and a circular control panel 23 is installed in the mounting hole. The control panel 23 is electrically connected to a plurality of weight sensors 21 installed in the tank body 11 through cables, and can display the weight value of the fermentation container detected by the sensor in real time, so that the operator can observe the weight change conveniently; in addition, a circular observation port 24 is provided on the side wall of the tank body 11 and the side wall of the fermentation tank 13, and one end of the observation window 25 passes through the observation port 24 and is connected to the fermentation tank 13, and the other end of the observation window 25 is provided with transparent glass, so that the operator can directly visually observe the fermentation status of the mixture inside the fermentation chamber 14 through the transparent glass on the observation window 25 from the outside, which serves as a reference for process monitoring.

[0033] Please refer to Figure 2 , Figure 3 and Figure 4 The gas detection assembly includes an air guide tube 31, a second mounting hole 32 is provided on the top of the tank cover 15, and a first one-way valve 33 is installed on the top of the second mounting hole 32 to control the direction of gas flow. One end of a stainless steel air guide tube 31 is connected below the first one-way valve 33, and the other end is connected to a GCMS detector; if it is necessary to monitor the fermentation odor, a gas sample can be extracted through the first one-way valve 33 and transmitted to the connected GCMS detector through the air guide tube 31 for component analysis to monitor the flavor generation.

[0034] Please refer to Figure 2 , Figure 5and Figure 6 As described, a feed gate 16 is provided on the top of the tank cover 15 for feeding fermentation substrate; a first hand wheel 17 is provided on the top of the feed gate 16, and the feed gate 16 can be pushed to open by rotating it, so as to feed the mixed fermented material into the fermentation chamber 14. After feeding, the first hand wheel 17 can be rotated in the opposite direction to close the feed gate 16; then the mixture to be fermented is poured into the fermentation chamber 14 to complete the feeding. A sterile addition component is also provided on the top of the tank cover 15, and the sterile addition component includes an addition seat 41. The addition seat 41 is provided on the top of the tank cover 15.

[0035] Please refer to Figure 5 and Figure 6 The aseptic addition component also includes a rotating baffle 42, a through hole is opened on the side of the addition seat 41, and the rotating baffle 42 is rotatably connected to the through hole through a screw shaft. The rotation of the rotating baffle 42 is controlled by an external second hand wheel 43, and one end of the second hand wheel 43 is fixed to the rotating baffle 42. Rotating the second hand wheel 43 can drive the rotating baffle 42 to rotate a certain angle; in order to achieve rotational reset, a reset spring 44 is arranged in the through hole, one end of which is fixed and the other end is connected to the second hand wheel 43. The top of the addition seat 41 is connected to an addition cover 45 through a hinge to achieve opening and closing; the addition cover 45 and the adjacent sides of the addition seat 41 are grooved, and a built-in rubber sealing ring 46 is used to achieve airtight closure; a handle 47 is arranged on the top of the addition cover 45 for opening.

[0036] Please refer to Figure 2 As described, a ladder 51 is welded on the side of the tank body 11 to facilitate operators to go up and down to the top for operations such as adding. The bottom of the tank body 11 is stably placed by a support seat 52; secondly, the tank body 11, the fermentation tank 13 and the support seat 52 are correspondingly provided with through holes, and a discharge pipe 53 is passed through the through hole to discharge the fermented mixture. A second one-way valve 54 is provided on the top of the discharge pipe 53, which only allows downward flow; a discharge valve 55 is connected to the bottom of the discharge pipe 53, which can be controlled to open and close. Finally, multiple groups of ultraviolet lamps 56 are welded around the wall of the fermentation chamber 14 to sterilize and disinfect the fermentation chamber 14.

[0037] The specific usage and function of this embodiment are as follows: before using the fermentation device, the fermentation chamber 14 is first sterilized and disinfected by using multiple groups of ultraviolet lamps 56 pre-installed on the inner wall of the fermentation tank 13; then the operator can climb up the side escalator 51, open the circular feed gate 16 by rotating the first hand wheel 17 of the top device, and then pour the mixture to be fermented into the fermentation chamber 14; after the feeding is completed, the first hand wheel 17 is rotated in the opposite direction to close the feed gate 16, and the tank cover 15 is sealed with the fermentation tank 13 and the tank body 11.

[0038] When the fermentation device is used, the fermentation status can be observed through the weight detection component and the gas detection component. The operator can watch the readings of the multiple weight sensors 21 connected to the control panel 23 to understand the changes in the total weight inside the fermentation tank 13 in real time; at the same time, the observation port 24 and the observation window 25 of the side window can visually check the fermentation status of the mixed matrix. If it is necessary to monitor the fermentation odor, a gas sample can be extracted through the first one-way valve 33 and transmitted to the connected gas chromatograph through the air guide pipe 31 for component analysis to monitor the flavor generation.

[0039] When using the fermentation device, the aseptic addition component can be set to temporarily aseptically add microorganisms, etc. During specific operations, the operator can climb from the side escalator 51 to the position of the aseptic addition component on the top. Then open the addition cover 45 through the handle 47, and place the bacteria to be supplemented above the rotating baffle 42 in the addition component. After closing the addition cover 45, by rotating the second hand wheel 43 on the top, the internal rotating baffle 42 is driven to rotate downward by a certain angle to transfer the bacterial material to the inside of the fermentation chamber 14 to achieve aseptic addition. After adding new bacteria, the reset spring 44 will drive the rotating baffle 42 to automatically reset, and the second hand wheel 43 will also return to the initial position. The entire addition process is carried out in a closed state to avoid external contamination. The aseptic addition system can supplement bacteria in a targeted manner according to the process detection results and accurately control the fermentation process.

[0040] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A lactic acid bacteria and yeast mixed fermentation device for enhancing the flavor of fruits and vegetables, comprising a tank body (11), characterized in that: The tank body (11) is provided with an installation cavity (12) at the top, a weight detection assembly is provided at the bottom of the installation cavity (12), a fermentation tank (13) is further provided in the installation cavity (12), the fermentation tank (13) is provided on the top of the weight detection assembly, a fermentation cavity (14) is provided on the top of the fermentation tank (13), a tank cover (15) is fixedly connected to the fermentation tank (13) and the top of the tank body (11) by means of screws, and a gas detection assembly is provided on the tank cover (15).

2. The device for mixed fermentation of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 1, characterized in that: The weight detection assembly comprises a plurality of groups of weight sensors (21), the plurality of groups of weight sensors (21) being arranged at the bottom of the installation cavity (12), a plurality of groups of holders being arranged at the bottom of the fermentation tank (13) corresponding to the plurality of groups of weight sensors (21), and the plurality of groups of weight sensors (21) being respectively held in the plurality of groups of holders.

3. The device for mixed fermentation of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 2, characterized in that: A first mounting hole (22) is provided on the outer surface of the tank body (11), a circular control panel (23) is provided on the first mounting hole (22), and the circular control panel (23) is electrically connected to a plurality of groups of weight sensors (21).

4. The device for mixed fermentation of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 3, characterized in that: An observation port (24) is provided on the outer surface of the tank body (11) and the fermentation tank (13); one end of the observation window (25) passes through the observation port (24) and is connected to the fermentation tank (13); and the other end of the observation window (25) is provided with transparent glass.

5. The device for mixed fermentation of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 1, characterized in that: The gas detection assembly comprises an air guide tube (31), a second mounting hole (32) is formed at the top of the tank cover (15), a first one-way valve (33) is arranged at the top of the second mounting hole (32), one end of the air guide tube (31) is connected to the first one-way valve (33), and the other end of the air guide tube (31) is connected to a GCMS detection machine.

6. The device for mixed fermentation of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 5, characterized in that: A feed gate (16) is arranged on the top of the tank cover (15), a first hand wheel (17) is arranged on the top of the feed gate (16), a sterile addition component is also arranged on the top of the tank cover (15), the sterile addition component includes an addition seat (41), and the addition seat (41) is arranged on the top of the tank cover (15).

7. A mixed fermentation device of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 6, characterized in that: The aseptic addition component also includes a rotating baffle (42), a through hole is opened on one side of the addition seat (41), one end of the rotating baffle (42) is rotatably connected to the through hole, one end of the second hand wheel (43) is connected to the rotating baffle (42) by a screw, a return spring (44) is also arranged in the through hole, and the second hand wheel (43) is inserted into the return spring (44).

8. The device for mixed fermentation of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 7, characterized in that: An adding cover (45) is also provided on the top of the adding seat (41), and the adding cover (45) is rotatably connected to the adding seat (41) via two sets of hinges. A groove is formed at one side of the adding cover (45) adjacent to the adding seat (41), and a rubber sealing ring (46) is provided in the groove. A handle (47) is provided on the top of the adding cover (45).

9. The device for mixed fermentation of lactic acid bacteria and yeast for enhancing the flavor of fruits and vegetables as claimed in claim 1, characterized in that: A ladder (51) is provided on one side of the tank body (11), a support seat (52) is provided at the bottom of the tank body (11), the tank body (11), the fermentation tank (13) and the support seat (52) are all provided with through holes, a discharge pipe (53) is passed through the through hole, a second one-way valve (54) is provided at the top of the discharge pipe (53), a discharge valve (55) is provided at the bottom of the discharge pipe (53), and a plurality of groups of ultraviolet lamps (56) are provided on the inner wall of the fermentation chamber (14).

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