阅读说明：本技术 一种酸奶果粒块制作用发酵装置及发酵方法 (Fermentation device and fermentation method for preparing yogurt fruit blocks ) 是由 郭泽镔 郑宝东 卢旭 邹少强 郭树松 王永和 刘思迪 林瑞榕 陈佳琪 于 2021-03-09 设计创作，主要内容包括：本发明涉及酸奶果粒块领域,目的在于提供一种酸奶果粒块制作用发酵装置及发酵方法,包括真空冻干箱和发酵罐,真空冻干箱的顶部焊接有支撑壳,且发酵罐设置在支撑壳的顶部,支撑壳的顶部设置有控制机构,支撑壳的底部和真空冻干箱的一侧设置有防护箱,防护箱的一侧焊接有过滤机构,发酵罐的顶部设置有驱动电机,发酵罐的顶部设置有气压传感器,驱动电机的输出轴通过联轴器连接有转动轴,转动轴的两侧均焊接有搅拌杆。本发明的有益效果在于能够使酸奶发酵的更加充分,提高酸奶发酵的质量,保存酸奶果粒的原始味道,避免酸奶果粒的口感流失,提高发酵罐发酵时的干净度,提高对酸奶发酵的效率。(The invention relates to the field of yogurt fruit grain blocks, and aims to provide a fermentation device and a fermentation method for producing yogurt fruit grain blocks. The method has the advantages of fully fermenting the yoghourt, improving the fermentation quality of the yoghourt, preserving the original taste of the yoghourt fruit grains, avoiding the loss of the mouthfeel of the yoghourt fruit grains, improving the cleanliness of the fermentation tank during fermentation and improving the efficiency of yoghourt fermentation.)

1. A fermentation device for preparing yogurt fruit blocks is characterized by comprising a vacuum freeze-drying box and a fermentation tank, wherein a support shell is welded at the top of the vacuum freeze-drying box, the fermentation tank is arranged at the top of the support shell, a control mechanism is arranged at the top of the support shell, a protection box is arranged at the bottom of the support shell and one side of the vacuum freeze-drying box, a filtering mechanism is welded at one side of the protection box, a driving motor is arranged at the top of the fermentation tank, an air pressure sensor is arranged at the top of the fermentation tank, an output shaft of the driving motor is connected with a rotating shaft through a coupler, stirring rods are welded at two sides of the rotating shaft, a current-limiting frame is welded at the inner wall of the fermentation tank, a fixing ring is welded at the middle position of the current-limiting frame and is sleeved outside the rotating shaft, the bottom outer wall of the stirring rod is welded with a packing auger, the inside of the fermentation tank is welded with a material guide frame, the inside of the material guide frame is provided with a heating wire, the bottom of the fermentation tank is welded with a fixing frame, the bottom of the fermentation tank is welded with a material discharge pipe, the outside of the material discharge pipe is provided with a one-way solenoid valve I, the bottom of the fermentation tank is welded with an air supply pipe, the top end of the air supply pipe penetrates through the material guide frame, the top end of the air supply pipe is provided with a one-way valve, the inside of the protection box is provided with a vacuum pump, the input end of the vacuum pump is welded with an air suction pipe, the inside of the vacuum freeze-drying box is provided with a refrigerating sheet, a material storage box is placed inside the vacuum freeze-drying box, the top of the storage box is provided with a, the inside of protective housing is provided with the pump, and the one end welding of blast pipe is at the output of pump, the inside of protective housing is provided with the division board.

2. The fermentation device for producing the yogurt fruit pieces, wherein the control mechanism comprises a fixed shell, a controller is arranged inside the fixed shell, a display screen and a control panel are arranged on the front surface of the controller, the filter mechanism comprises a filter pipe, a protective screen is arranged on one side inside the filter pipe, a first-order filter screen and a second-order filter screen are arranged inside the filter pipe, filter cotton is arranged inside the filter pipe, a feed hopper is welded to the top of the fermentation tank, an external thread is formed in the outer wall of the feed hopper, a threaded cover is connected to the external thread, a box door is rotatably connected to the front surface of the fixed shell through a hinge, transparent glass is arranged on one side of the box door, and air-permeable grids are arranged on two sides of the fixed shell.

3. The fermentation device for producing the yogurt fruit pieces, wherein the bottom of the fixed shell is provided with a support rod, the bottom of the support rod is welded with an installation plate, and the top of the installation plate is provided with an installation hole.

4. The fermentation device for producing the yogurt fruit pieces, wherein the front of the vacuum freeze-drying box is welded with a fixed pipe, the outer part of the fixed pipe is connected with a sealing cover through threads, and the front of the sealing cover is embedded with sealing glass.

5. The fermentation device for producing the yogurt fruit pieces, which is claimed in the claims, wherein a fixed seat is welded at the bottom of the fixed shell, a rotating groove is formed inside the fixed seat, a rotating disc is welded at the top end of the support rod, and the rotating disc is rotatably connected inside the rotating groove.

6. The fermentation device for producing the yogurt fruit pieces, which is claimed in the claim, wherein a liquid inlet pipe is welded on the top of the fermentation tank, and one end of the liquid inlet pipe is provided with a second one-way electromagnetic valve.

7. The fermentation device for producing the yogurt fruit pieces, wherein the bottom of the vacuum freeze-drying box is provided with a base, the bottom of the base is welded with supporting legs, the front face of the fermentation tank is provided with an observation window, and the front face of the observation window is provided with scale marks.

8. The apparatus of claim, wherein the output ends of the first temperature sensor and the first air pressure sensor are electrically connected to the input end of the controller through conductive wires, and the output end of the controller is electrically connected to the vacuum pump, the refrigeration plate, the first one-way solenoid valve and the second one-way solenoid valve through conductive wires.

9. The fermentation device for producing the yogurt fruit pieces, wherein the output end of the control panel is electrically connected with the input end of the controller through a conductive wire, and the output end of the controller is electrically connected with the input ends of the display screen, the heating wire, the driving motor and the inflator pump through a conductive wire.

10. A fermentation method for preparing yogurt fruit blocks is characterized by comprising the following steps:

a1, cleaning: putting fruits into an ultrasonic cleaning machine for cleaning;

a2, peeling: putting the cleaned fruits into a peeling machine, and starting the peeling machine to peel the fruits;

a3, cutting: removing kernels of the peeled fruits, then putting the peeled fruits into a dicer, starting the dicer, and dicing the fruits by the dicer;

a4, disinfection: putting the cut fruits into a disinfection box for disinfection to obtain fruit blocks;

b1, pouring: opening the threaded cover, putting the yoghourt into the fermentation tank, covering the threaded cover, and injecting the fermentation liquor into the fermentation tank through the liquor inlet pipe;

b2, fermentation: starting a driving motor, driving the stirring rod and the auger to rotate by the driving motor, simultaneously starting the heating wire to heat the interior of the fermentation tank, starting an inflator pump, and inputting air into the fermentation tank through an air supply pipe by the compressed air of the inflator pump to obtain a yogurt fermentation fluid;

s1, putting in: putting the fruit blocks obtained in the step A4 into a storage tank in a storage box, then opening a one-way electromagnetic valve I, injecting yoghourt fermentation fluid into the storage tank through a discharge pipe, and then closing a sealing cover;

s2, vacuum freeze-drying: and starting a vacuum pump and a refrigerating sheet, and carrying out vacuum freeze-drying on the yogurt fermentation fluid and the fruit blocks to obtain yogurt fruit granule blocks.

Technical Field

The invention relates to the technical field of yogurt fruit blocks, in particular to a fermentation device and a fermentation method for preparing yogurt fruit blocks.

Background

Fruit yogurt is a delicious food made of yogurt, milk, apple fruit granules and the like, a fermentation device is needed during production of yogurt fruit granules, and the fermentation tank is a device for industrial microbial fermentation. Generally, the main body is a main cylinder made of stainless steel plate, and the volume is from 1m to hundreds of m under thin-walled cultivation. The structure is strict and reasonable in design and processing. The steam sterilization can be endured, the operation flexibility is certain, the internal accessories are reduced as much as possible, the dead angle is avoided, the material and energy transfer performance is strong, the regulation can be carried out to a certain extent so as to facilitate the cleaning and reduce the pollution, and the steam sterilization device is suitable for the production of various products and the reduction of energy consumption.

Chinese patent No. CN108740007A provides a fermenting installation of acidophilus milk, including the fermentation tank body and the clean jar body, be connected with feeding mechanism and ventilation mechanism on the fermentation tank body respectively, heat preservation mechanism is still installed to fermentation tank body bottom, the fermentation tank body is inside still to be provided with self-cleaning assembly, and ventilation mechanism is including installing at the hollow air feed ring and the hollow ring of taking out air on fermentation tank body surface, and feeding mechanism includes the filling tube of installing on fermentation tank body top through sealed bearing, and the filling tube bottom is connected with quick diffusion subassembly, a preparation method of acidophilus milk, including raw materials sterilization, once homogeneity, auxiliary material mix sterilization and secondary homogeneity, batching cubic homogeneity, constant temperature fermentation and acidophilus milk shaping five steps.

The existing fermentation device and fermentation method for preparing the yogurt fruit block cannot make the yogurt ferment more sufficiently, so that the yogurt fermentation quality is relatively poor, the original taste of the yogurt fruit block cannot be relatively well preserved, the mouthfeel of the yogurt fruit block is easy to lose, the cleanliness during fermentation of a fermentation tank is relatively poor, and the efficiency of yogurt fermentation is relatively low.

Disclosure of Invention

In view of the above, the present invention aims to provide a fermentation apparatus and a fermentation method for producing yogurt fruit pieces with high efficiency.

In order to achieve the purpose, the invention adopts the technical scheme that:

a fermentation device for preparing yogurt fruit blocks comprises a vacuum freeze-drying box and a fermentation tank, wherein a support shell is welded at the top of the vacuum freeze-drying box, the fermentation tank is arranged at the top of the support shell, a control mechanism is arranged at the top of the support shell, a protection box is arranged at the bottom of the support shell and one side of the vacuum freeze-drying box, a filtering mechanism is welded at one side of the protection box, a driving motor is arranged at the top of the fermentation tank, an air pressure sensor is arranged at the top of the fermentation tank, an output shaft of the driving motor is connected with a rotating shaft through a coupler, stirring rods are welded at two sides of the rotating shaft, a current-limiting frame is welded at the inner wall of the fermentation tank, a fixing ring is welded at the middle position of the current-limiting frame and is sleeved outside the rotating shaft, a first temperature sensor is arranged on the, the fermentation tank is characterized in that a material guide frame is welded inside the fermentation tank, a heating wire is arranged inside the material guide frame, a fixing frame is welded at the bottom of the fermentation tank, a material discharging pipe is welded at the bottom of the fermentation tank, a one-way solenoid valve I is arranged outside the material discharging pipe, an air supply pipe is welded at the bottom of the fermentation tank in a penetrating manner, the top end of the air supply pipe penetrates through the material guide frame, a one-way valve is arranged at the top end of the air supply pipe, a vacuum pump is arranged inside the protection box, an air suction pipe is welded at the input end of the vacuum pump, a refrigeration sheet is arranged inside the vacuum freeze-drying box, a material storage box is placed inside the vacuum freeze-drying box, a material storage tank is arranged at the top of the material storage box, a temperature sensor II is arranged on the inner wall of the vacuum freeze, and the one end welding of blast pipe is at the output of pump, the inside of protective housing is provided with the division board, control mechanism is including the set casing, the inside of set casing is provided with the controller, the front of controller is provided with the display screen and controls the panel, filtering mechanism is including the filter tube, inside one side of filter tube is provided with the protection network, the inside of filter tube is provided with first order filter screen and second order filter screen, the inside of filter tube is provided with the filter pulp, the top welding of fermentation cylinder has the feeder hopper, the outer wall of feeder hopper is opened there is the external screw thread, the outside threaded connection of external screw thread has the screw cap.

The key concept of the technical scheme is as follows: the yogurt fermentation is more sufficient, the yogurt fermentation quality is improved, the yogurt fruit particle fluid is rapidly cooled and freeze-dried, the original taste of the yogurt fruit particles is preserved, and the taste loss of the yogurt fruit particles is avoided.

Furthermore, the front of the fixed shell is rotatably connected with a box door through a hinge, one side of the box door is provided with transparent glass, and two sides of the fixed shell are both provided with air-permeable grids.

Further, the bottom of set casing is provided with the bracing piece, the bottom welding of bracing piece has the mounting panel, open the top of mounting panel has the mounting hole.

Further, the front welding of vacuum freeze-drying case has fixed pipe, the outside threaded connection of fixed pipe has sealed lid, sealed glass is installed in the front embedding of sealed lid.

Further, the bottom welding of set casing has the fixing base, open the inside of fixing base has the rotation groove, the top welding of bracing piece has the rolling disc, and the rolling disc rotates to be connected in the inside of rotating the groove.

Furthermore, the top welding of fermentation cylinder has the feed liquor pipe, the one end of feed liquor pipe is provided with one-way solenoid valve two.

Further, the bottom of vacuum freeze-drying case is provided with the base, the bottom welding of base has the supporting leg, the front of fermentation cylinder is provided with the observation window, the front of observation window is provided with the scale mark.

Furthermore, the output ends of the first temperature sensor and the first air pressure sensor are electrically connected with the input end of the controller through conducting wires, and the output end of the controller is electrically connected with the input ends of the vacuum pump, the refrigerating sheet, the first one-way electromagnetic valve and the second one-way electromagnetic valve through conducting wires.

Further, the output of controlling the panel forms electric connection through the lead and the input of controller, the output of controller forms electric connection through the lead and the input of display screen, heater strip, driving motor and pump.

A fermentation method for preparing yogurt fruit blocks comprises the following steps:

a1, cleaning: putting fruits into an ultrasonic cleaning machine for cleaning;

a2, peeling: putting the cleaned fruits into a peeling machine, and starting the peeling machine to peel the fruits;

a3, cutting: removing kernels of the peeled fruits, then putting the peeled fruits into a dicer, starting the dicer, and dicing the fruits by the dicer;

a4, disinfection: putting the cut fruits into a disinfection box for disinfection to obtain fruit blocks;

b1, pouring: opening the threaded cover, putting the yoghourt into the fermentation tank, covering the threaded cover, and injecting the fermentation liquor into the fermentation tank through the liquor inlet pipe;

b2, fermentation: starting a driving motor, driving the stirring rod and the auger to rotate by the driving motor, simultaneously starting the heating wire to heat the interior of the fermentation tank, starting an inflator pump, and inputting air into the fermentation tank through an air supply pipe by the compressed air of the inflator pump to obtain a yogurt fermentation fluid;

s1, putting in: putting the fruit blocks obtained in the step A4 into a storage tank in a storage box, then opening a one-way electromagnetic valve I, injecting yoghourt fermentation fluid into the storage tank through a discharge pipe, and then closing a sealing cover;

s2, vacuum freeze-drying: and starting a vacuum pump and a refrigerating sheet, and carrying out vacuum freeze-drying on the yogurt fermentation fluid and the fruit blocks to obtain yogurt fruit granule blocks.

The invention has the beneficial effects that: (1) through the driving motor, the current limiting frame and the packing auger, the driving motor can drive the stirring rod to rotate, the stirring rod rotates and moves relative to the current limiting frame, the yoghourt can be fermented more sufficiently, the yoghourt fermentation quality is improved, the packing auger can convey the yoghourt at the bottom position in the fermentation tank to the upper stream, and the yoghourt is further fermented more sufficiently; (2) through the arranged inflator pump, the air supply pipe and the one-way valve, the inflator pump can compress air and input the air into the fermentation tank through the air supply pipe, so that oxygen is conveniently provided for the fermentation tank, the one-way valve can prevent liquid in the fermentation tank from flowing into the air supply pipe, and the smoothness of the use of the air supply pipe is improved; (3) through the vacuum freeze-drying box and the filtering mechanism, the vacuum freeze-drying box can quickly cool and freeze-dry the yogurt fruit grain fluid, so that the original taste of the yogurt fruit grains is preserved, the loss of the mouthfeel of the yogurt fruit grains is avoided, the filtering mechanism can filter air supplied in the fermentation tank, dust is prevented from entering the inner tank of the fermentation tank, and the cleanliness of the fermentation tank during fermentation is improved; (4) through the fermentation method that sets up, the preparation of acidophilus milk fruit grain piece is integrated into an organic whole structure with fermentation cylinder and vacuum freeze-drying case, reduces the area of the equipment of acidophilus milk fruit grain piece preparation, is convenient for pour into the acidophilus milk fruit grain into the vacuum freeze-drying incasement, adopts stirring, heating and air feed mode to ferment acidophilus milk, improves the efficiency to the acidophilus milk fermentation.

Drawings

Fig. 1 is a schematic overall structural diagram of a fermentation apparatus and a fermentation method for producing yogurt fruit pieces according to an embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of a fermentation tank of a fermentation device and a fermentation method for producing yogurt fruit blocks according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of the internal structure of a vacuum freeze-drying box of a fermentation device and a fermentation method for making yogurt fruit blocks according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of an inflator pump of a fermentation device and a fermentation method for making yogurt fruit pieces according to an embodiment of the present invention.

Fig. 5 is a schematic diagram of the internal structure of a fermentation device and a fermentation method for producing yogurt fruit blocks according to an embodiment of the present invention.

Fig. 6 is a schematic perspective view of a fermentation apparatus and a fermentation method for producing yogurt fruit blocks according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a control mechanism of a fermentation device and a fermentation method for producing yogurt fruit blocks according to an embodiment of the present invention.

Fig. 8 is a schematic controller control diagram of a fermentation apparatus and a fermentation method for producing yogurt fruit blocks according to an embodiment of the present invention.

Fig. 9 is a fermentation flow chart of a fermentation apparatus and a fermentation method for producing yogurt fruit pieces according to an embodiment of the present invention.

The reference numbers illustrate:

1-vacuum freeze-drying box, 2-supporting shell, 3-fermentation tank, 4-control mechanism, 5-protective box, 6-filtering mechanism, 7-base, 8-supporting leg, 9-observation window, 10-graduation line, 11-feed hopper, 12-driving motor, 13-air pressure sensor, 14-rotating shaft, 15-stirring rod, 16-current limiting frame, 17-fixing ring, 18-temperature sensor I, 19-packing auger, 20-material guide frame, 21-heating wire, 22-fixing frame, 23-discharging pipe, 24-one-way solenoid valve I, 25-external thread, 26-threaded cover, 27-air feeding pipe, 28-one-way valve, 29-vacuum pump, 30-air suction pipe, 31-refrigerating piece, 32-fixed pipe, 33-storage box, 34-storage tank, 35-temperature sensor II, 36-sealing cover, 37-sealing glass, 38-inflator pump, 39-isolation plate, 40-filter pipe, 41-protective net, 42-first order filter screen, 43-second order filter screen, 44-filter cotton, 45-fixed shell, 46-controller, 47-display screen, 48-control panel, 49-ventilation grid, 50-support rod, 51-mounting plate, 52-mounting hole, 53-box door, 54-transparent glass, 55-fixed seat, 56-rotating tank, 57-rotating disk, 58-liquid inlet pipe and 59-one-way electromagnetic valve II.

Detailed Description

The invention is further described below with reference to the following figures and specific examples:

as shown in fig. 1-9, the fermentation device for producing yogurt fruit blocks provided by the invention comprises a vacuum freeze-drying box 1 and a fermentation tank 3, wherein a support shell 2 is welded on the top of the vacuum freeze-drying box 1, the fermentation tank 3 is arranged on the top of the support shell 2, a control mechanism 4 is arranged on the top of the support shell 2, a protection box 5 is arranged on the bottom of the support shell 2 and one side of the vacuum freeze-drying box 1, a filtering mechanism 6 is welded on one side of the protection box 5, a driving motor 12 is arranged on the top of the fermentation tank 3, the driving motor 12 can drive a stirring rod 15 to rotate, the stirring rod 15 rotates relative to a current-limiting frame 16 to enable yogurt fermentation to be more sufficient, the yogurt fermentation quality is improved, an air pressure sensor 13 is arranged on the top of the fermentation tank 3, an output shaft of the driving motor 12 is connected with a rotating shaft 14 through a coupler, the inner wall of the fermentation tank 3 is welded with a current-limiting frame 16, a fixing ring 17 is welded in the middle of the current-limiting frame 16, the fixing ring 17 is sleeved outside the rotating shaft 14, a first temperature sensor 18 is arranged on the front face of the fixing ring 17, an auger 19 is welded on the outer wall of the bottom end of the stirring rod 15, the auger 19 can convey yogurt in the bottom layer position inside the fermentation tank 3 to the upstream, further the yogurt fermentation is more sufficient, a material guide frame 20 is welded inside the fermentation tank 3, a heating wire 21 is arranged inside the material guide frame 20, a fixing frame 22 is welded at the bottom of the fermentation tank 3, a material discharge pipe 23 is welded at the bottom of the fermentation tank 3, a first one-way electromagnetic valve 24 is arranged outside the material discharge pipe 23, an air supply pipe 27 is welded at the bottom of the fermentation tank 3 in a penetrating manner, the top end of the air supply pipe 27 penetrates through the material guide frame 20, improve the fluency of the use of the air pipe 27, the inside of the protective box 5 is provided with the vacuum pump 29, the input end of the vacuum pump 29 is welded with the air exhaust pipe 30, the inside of the vacuum freeze-drying box 1 is provided with the refrigerating sheet 31, the vacuum freeze-drying box 1 can rapidly cool and freeze-dry the yogurt fruit grain fluid, the original taste of the yogurt fruit grains is preserved, the taste loss of the yogurt fruit grains is avoided, the inside of the vacuum freeze-drying box 1 is provided with the storage box 33, the top of the storage box 33 is provided with the storage tank 34, the inner wall of the vacuum freeze-drying box 1 is provided with the temperature sensor II 35, the output end of the temperature sensor II 35 is electrically connected with the input end of the controller 46 through the conducting wire, the inside of the protective box 5 is provided with the air pump 38, the air pump 38 can compress air and input the air into the fermentation tank 3 through the air pipe 27, the inside of guard box 5 is provided with division board 39, control mechanism 4 is including set casing 45, the inside of set casing 45 is provided with controller 46, the front of controller 46 is provided with display screen 47 and controls panel 48, filtering mechanism 6 is including filter tube 40, inside one side of filter tube 40 is provided with protection network 41, the inside of filter tube 40 is provided with first order filter screen 42 and second order filter screen 43, first order filter screen 42 and second order filter screen 43 can filter the air of air feed in the fermentation cylinder 3, avoid the dust to enter into the interior bucket of fermentation cylinder 3, the cleanliness factor when improving the fermentation of fermentation cylinder 3, the inside of filter tube 40 is provided with filter pulp 44, the top welding of fermentation cylinder 3 has feeder hopper 11, the outer wall of feeder hopper 11 is opened there is external screw thread 25, the outside threaded connection of external screw thread 25 has screw cap 26, screw cap 26 is used for the top to feeder hopper 11.

As apparent from the above description, the present invention has the following advantageous effects: through the driving motor 12, the current-limiting frame 16 and the auger 19 that set up, driving motor 12 can drive puddler 15 and rotate, and puddler 15 rotates and 16 relative motion of current-limiting frame can make the fermented more abundant of acidophilus milk, improves the fermented quality of acidophilus milk, and the auger 19 can carry the acidophilus milk of the inside bottom position of fermentation cylinder 3 to the upstream, further makes the fermented more abundant of acidophilus milk.

Furthermore, the front surface of the fixed shell 45 is rotatably connected with a door 53 through a hinge, one side of the door 53 is provided with a transparent glass 54, the transparent glass 54 is convenient for observing the display screen 47 inside the fixed shell 45, and both sides of the fixed shell 45 are provided with air permeable grids 49.

Further, a support rod 50 is arranged at the bottom of the fixed shell 45, a mounting plate 51 is welded at the bottom of the support rod 50, the mounting plate 51 is arranged at the top of the support shell 2, and a mounting hole 52 is formed in the top of the mounting plate 51.

Further, the front side of the vacuum freeze-drying box 1 is welded with a fixing pipe 32, the outer part of the fixing pipe 32 is connected with a sealing cover 36 in a threaded manner, the front side of the sealing cover 36 is embedded with a sealing glass 37, and the sealing glass 37 can observe the inside of the vacuum freeze-drying box 1.

Further, a fixed seat 55 is welded at the bottom of the fixed shell 45, a rotating groove 56 is formed in the fixed seat 55, a rotating disc 57 is welded at the top end of the support rod 50, and the rotating disc 57 is rotatably connected in the rotating groove 56.

Furthermore, a liquid inlet pipe 58 is welded at the top of the fermentation tank 3, fermentation liquid is injected into the fermentation tank 3 through the liquid inlet pipe 58, and one end of the liquid inlet pipe 58 is provided with a second one-way electromagnetic valve 59.

Further, the bottom of vacuum freeze-drying case 1 is provided with base 7, and the bottom welding of base 7 has supporting leg 8, and the front of fermentation cylinder 3 is provided with observation window 9, and the liquid volume in the fermentation cylinder 3 is convenient for observe to observation window 9, and the front of observation window 9 is provided with scale mark 10.

Further, the output ends of the first temperature sensor 18 and the first air pressure sensor 13 are electrically connected with the input end of the controller 46 through conductive wires, and the output end of the controller 46 is electrically connected with the input ends of the vacuum pump 29, the refrigerating sheet 31, the first one-way electromagnetic valve 24 and the second one-way electromagnetic valve 59 through conductive wires.

Further, the output end of the control panel 48 is electrically connected to the input end of the controller 46 through a conductive wire, and the output end of the controller 46 is electrically connected to the display screen 47, the heating wire 21, the driving motor 12 and the input end of the inflator 38 through a conductive wire.

A fermentation method for preparing yogurt fruit blocks comprises the following steps:

a1, cleaning: putting fruits into an ultrasonic cleaning machine for cleaning;

a2, peeling: putting the cleaned fruits into a peeling machine, and starting the peeling machine to peel the fruits;

a3, cutting: removing kernels of the peeled fruits, then putting the peeled fruits into a dicer, starting the dicer, and dicing the fruits by the dicer;

a4, disinfection: putting the cut fruits into a disinfection box for disinfection to obtain fruit blocks;

b2, pouring: opening the screw cap 36, putting the yoghourt into the fermentation tank 3, covering the screw cap 36, and injecting the fermentation liquid into the fermentation tank 3 through the liquid inlet pipe 58;

b2, fermentation: starting a driving motor 12, wherein the driving motor 12 drives a stirring rod 15 and a packing auger 19 to rotate, simultaneously starting a heating wire 21 to heat the interior of the fermentation tank 3, starting an inflator pump 38, and the inflator pump 38 compresses air to input the air into the fermentation tank 3 through an air supply pipe 27 to obtain a yogurt fermentation fluid;

s1, putting in: putting the fruit blocks obtained in the step A4 into a storage tank 34 in a storage box 33, then opening a first one-way electromagnetic valve 24, injecting the yoghourt fermentation fluid into the storage tank 34 through a discharge pipe 23, and then closing a sealing cover 36;

s2, vacuum freeze-drying: and starting the vacuum pump 29 and the refrigerating sheet 31, and performing vacuum freeze-drying on the yogurt fermentation fluid and the fruit blocks to obtain yogurt fruit particle blocks.

By adopting the fermentation method, the fermentation tank 3 and the vacuum freeze-drying box 1 are integrated into a whole structure for preparing the yogurt fruit pieces, the floor area of equipment for preparing the yogurt fruit pieces is reduced, the yogurt fruit pieces are conveniently injected into the vacuum freeze-drying box 1, the yogurt is fermented by adopting stirring, heating and air supply modes, and the yogurt fermentation efficiency is improved.

Some preferred embodiments or application examples are listed below to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention with respect to the prior art:

example 1

The invention provides a fermentation device for preparing yoghourt fruit blocks, which comprises a vacuum freeze-drying box 1 and a fermentation tank 3, wherein a supporting shell 2 is welded at the top of the vacuum freeze-drying box 1, the fermentation tank 3 is arranged at the top of the supporting shell 2, a control mechanism 4 is arranged at the top of the supporting shell 2, a protective box 5 is arranged at the bottom of the supporting shell 2 and one side of the vacuum freeze-drying box 1, a filtering mechanism 6 is welded at one side of the protective box 5, a driving motor 12 is arranged at the top of the fermentation tank 3, the driving motor 12 can drive a stirring rod 15 to rotate, the stirring rod 15 rotates and moves relative to a current-limiting frame 16 to ensure that the yoghourt is fermented more fully, the yoghourt fermentation quality is improved, an air pressure sensor 13 is arranged at the top of the fermentation tank 3, an output shaft of the driving motor 12 is connected with a rotating shaft 14 through a coupler, stirring rods 15 are welded, a fixing ring 17 is welded in the middle of the flow limiting frame 16, the fixing ring 17 is sleeved outside the rotating shaft 14, a first temperature sensor 18 is arranged on the front surface of the fixing ring 17, an auger 19 is welded on the outer wall of the bottom end of the stirring rod 15, the auger 19 can convey yogurt at the bottom position inside the fermentation tank 3 to the upstream, so that the yogurt is fermented more sufficiently, a material guide frame 20 is welded inside the fermentation tank 3, a heating wire 21 is arranged inside the material guide frame 20, a fixing frame 22 is welded at the bottom of the fermentation tank 3, a material discharge pipe 23 is welded at the bottom of the fermentation tank 3, a one-way solenoid valve 24 is arranged outside the material discharge pipe 23, an air supply pipe 27 is welded at the bottom of the fermentation tank 3 in a penetrating manner, the top end of the air supply pipe 27 penetrates through the material guide frame 20, a one-way valve 28 is arranged at the top end of the air supply pipe 27, the inside of protection box 5 is provided with vacuum pump 29, the input welding of vacuum pump 29 has exhaust tube 30, the inside of vacuum freeze-drying box 1 is provided with refrigeration piece 31, vacuum freeze-drying box 1 enables the sour milk fruit grain fluid to cool and freeze-dry fast, preserve the original taste of sour milk fruit grain, avoid the taste loss of sour milk fruit grain, storage box 33 has been placed to the inside of vacuum freeze-drying box 1, the top of storage box 33 is provided with stock chest 34, the inner wall of vacuum freeze-drying box 1 is provided with temperature sensor two 35, the output of temperature sensor two 35 forms electric connection through the conductor wire and the input end of controller 46, the inside of protection box 5 is provided with pump 38, pump 38 can compress air and input air into fermentation cylinder 3 through pipe 27, be convenient for provide oxygen in the fermentation cylinder 3, and the one end welding of air feed pipe 27 is at the output of pump 38, the inside of protection box 5 is provided with division board 39, control mechanism 4 is including set casing 45, the inside of set casing 45 is provided with controller 46, the front of controller 46 is provided with display screen 47 and controls panel 48, filtering mechanism 6 is including filter tube 40, inside one side of filter tube 40 is provided with protection network 41, the inside of filter tube 40 is provided with first order filter screen 42 and second order filter screen 43, first order filter screen 42 and second order filter screen 43 can filter the air of air feed in the fermentation cylinder 3, avoid the dust to enter into the interior bucket of fermentation cylinder 3, cleanliness factor when improving the fermentation of fermentation cylinder 3, the inside of filter tube 40 is provided with filter pulp 44, the top welding of fermentation cylinder 3 has feeder hopper 11, the outer wall of feeder hopper 11 is opened there is the external screw thread 25, the outside threaded connection of external screw thread 25 has screw cap 26, screw cap 26 is used for the top to feeder hopper 11.

The front surface of the fixed shell 45 is rotatably connected with a door 53 through a hinge, one side of the door 53 is provided with transparent glass 54, the transparent glass 54 is convenient for observing the display screen 47 in the fixed shell 45, and the two sides of the fixed shell 45 are both provided with ventilating grids 49; a support rod 50 is arranged at the bottom of the fixed shell 45, an installation plate 51 is welded at the bottom of the support rod 50, the installation plate 51 is arranged at the top of the support shell 2, and an installation hole 52 is formed in the top of the installation plate 51; the front side of the vacuum freeze-drying box 1 is welded with a fixed pipe 32, the outer part of the fixed pipe 32 is in threaded connection with a sealing cover 36, the front side of the sealing cover 36 is embedded with a sealing glass 37, and the sealing glass 37 can observe the inside of the vacuum freeze-drying box 1; a fixed seat 55 is welded at the bottom of the fixed shell 45, a rotating groove 56 is formed in the fixed seat 55, a rotating disc 57 is welded at the top end of the support rod 50, and the rotating disc 57 is rotatably connected in the rotating groove 56; a liquid inlet pipe 58 is welded at the top of the fermentation tank 3, fermentation liquor is injected into the fermentation tank 3 through the liquid inlet pipe 58, and one end of the liquid inlet pipe 58 is provided with a one-way electromagnetic valve II 59; the bottom of the vacuum freeze-drying box 1 is provided with a base 7, the bottom of the base 7 is welded with supporting legs 8, the front of the fermentation tank 3 is provided with an observation window 9, the observation window 9 is convenient for observing the liquid amount in the fermentation tank 3, and the front of the observation window 9 is provided with scale marks 10; the output ends of the first temperature sensor 18 and the first air pressure sensor 13 are electrically connected with the input end of the controller 46 through electric leads, and the output end of the controller 46 is electrically connected with the input ends of the vacuum pump 29, the refrigerating sheet 31, the first one-way electromagnetic valve 24 and the second one-way electromagnetic valve 59 through electric leads; the output end of the control panel 48 is electrically connected to the input end of the controller 46 through a conductive wire, and the output end of the controller 46 is electrically connected to the input ends of the display screen 47, the heating wire 21, the driving motor 12 and the inflator 38 through a conductive wire.

Example 2

A fermentation method for preparing yogurt fruit blocks comprises the following steps:

a1, cleaning: putting fruits into an ultrasonic cleaning machine for cleaning;

a2, peeling: putting the cleaned fruits into a peeling machine, and starting the peeling machine to peel the fruits;

a3, cutting: removing kernels of the peeled fruits, then putting the peeled fruits into a dicer, starting the dicer, and dicing the fruits by the dicer;

a4, disinfection: putting the cut fruits into a disinfection box for disinfection to obtain fruit blocks;

b2, pouring: opening the screw cap 36, putting the yoghourt into the fermentation tank 3, covering the screw cap 36, and injecting the fermentation liquid into the fermentation tank 3 through the liquid inlet pipe 58;

b2, fermentation: starting a driving motor 12, wherein the driving motor 12 drives a stirring rod 15 and a packing auger 19 to rotate, simultaneously starting a heating wire 21 to heat the interior of the fermentation tank 3, starting an inflator pump 38, and the inflator pump 38 compresses air to input the air into the fermentation tank 3 through an air supply pipe 27 to obtain a yogurt fermentation fluid;

s1, putting in: putting the fruit blocks obtained in the step A4 into a storage tank 34 in a storage box 33, then opening a first one-way electromagnetic valve 24, injecting the yoghourt fermentation fluid into the storage tank 34 through a discharge pipe 23, and then closing a sealing cover 36;

s2, vacuum freeze-drying: and starting the vacuum pump 29 and the refrigerating sheet 31, and performing vacuum freeze-drying on the yogurt fermentation fluid and the fruit blocks to obtain yogurt fruit particle blocks.

Specifically, the working principle of the invention is as follows: putting fruits into an ultrasonic cleaning machine for cleaning, putting the cleaned fruits into a peeling machine, starting the peeling machine to peel the fruits, removing the kernels of the peeled fruits, then putting the peeled fruits into a dicer, starting the dicer to cut the fruits, putting the cut fruits into a sterilizing box for sterilizing to obtain fruit blocks, opening a threaded cover 36, putting yoghourt into a fermentation tank 3, covering the threaded cover 36, injecting fermentation liquor into the fermentation tank 3 through a liquid inlet pipe 58, starting a driving motor 12, driving the driving motor 12 to drive a stirring rod 15 and a packing auger 19 to rotate, simultaneously starting a heating wire 21 to heat the inside of the fermentation tank 3, starting an air pump 38, compressing air by the air pump 38, inputting the air into the fermentation tank 3 through a material supply pipe 27 to obtain yoghourt fermentation fluid, putting the obtained fruit blocks into a material storage tank 34 in a material storage box 33, then, the one-way electromagnetic valve I24 is opened, yogurt fermentation fluid is injected into the storage tank 34 through the discharge pipe 23, then the sealing cover 36 is closed, the vacuum pump 29 and the refrigerating piece 31 are started, the vacuum freeze-drying box 1 can enable the yogurt fruit grain fluid to be rapidly cooled and freeze-dried, the original taste of the yogurt fruit grains is preserved, the loss of the taste of the yogurt fruit grains is avoided, the filtering mechanism 6 can filter air supplied in the fermentation tank 3, dust is prevented from entering the inner tank of the fermentation tank 3, the cleanliness of the fermentation tank 3 during fermentation is improved, the yogurt fermentation fluid and the fruit blocks are subjected to vacuum freeze-drying, and yogurt fruit grain blocks are obtained.

The present invention has been described with reference to the above embodiments and the accompanying drawings, however, the above embodiments are only examples for carrying out the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. Rather, modifications and equivalent arrangements included within the spirit and scope of the claims are included within the scope of the invention.