CN106472713B - Bean curd preparation system capable of automatically curdling bean curd by using bean curd fermentation liquid - Google Patents
Bean curd preparation system capable of automatically curdling bean curd by using bean curd fermentation liquid Download PDFInfo
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- CN106472713B CN106472713B CN201611115986.2A CN201611115986A CN106472713B CN 106472713 B CN106472713 B CN 106472713B CN 201611115986 A CN201611115986 A CN 201611115986A CN 106472713 B CN106472713 B CN 106472713B
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
- A23C20/00—Cheese substitutes
- A23C20/005—Cheese substitutes mainly containing proteins from pulses or oilseeds
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
- A23C20/00—Cheese substitutes
- A23C20/02—Cheese substitutes containing neither milk components, nor caseinate, nor lactose, as sources of fats, proteins or carbohydrates
- A23C20/025—Cheese substitutes containing neither milk components, nor caseinate, nor lactose, as sources of fats, proteins or carbohydrates mainly containing proteins from pulses or oilseeds
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Abstract
The invention discloses an automatic bean curd preparation system with bean curd cleaning fermentation liquid, which comprises a soybean milk storage device and a bean milk dispensing barrel, wherein the bean milk dispensing barrel is communicated with the soybean milk storage device, a liquid level controller is arranged in the bean milk dispensing barrel, the liquid level controller is connected with a control device arranged outside the bean milk dispensing barrel, and is used for feeding back information to the control device when the liquid level in the bean milk dispensing barrel reaches a set height, and the control device is used for controlling the soybean milk storage device to be separated from the bean milk dispensing barrel according to the feedback information. The soybean milk recycling device is connected with the soybean milk dispensing barrel at the input end so as to recycle soybean milk produced in the process of dispensing soybean milk into bean curd in the soybean milk dispensing barrel, the soybean milk is converted into coagulant for dispensing soybean milk so as to coagulate the soybean milk into bean curd, the output end of the soybean milk recycling device is connected with the soybean milk dispensing barrel so as to enable the coagulant to enter the soybean milk dispensed in the soybean milk dispensing barrel, and the soybean milk recycling device is further connected with the control device so as to automatically add a corresponding amount of coagulant into the soybean milk dispensing barrel according to the liquid level in the soybean milk dispensing barrel under the control of the control device.
Description
Technical Field
The invention relates to the field of bean curd product preparation devices, in particular to an automatic bean curd curding and preparing system by using bean curd fermentation liquid.
Background
In the bean curd product processing process, particularly in two working procedures of pulp dropping and squeezing, a large amount of soybean clear liquid is generated, about 3-5 kg of soybean clear liquid is generated per 1 kg of processed soybean, and according to incomplete statistics, millions of tons of soybean clear liquid are generated each year in China, and the soybean clear liquid is yellow, also called yellow slurry water, is rich in nutrition and contains various active ingredients such as soybean saponin, soybean isoflavone and the like.
Before earlier, the bean clear liquid is mostly directly discharged as waste water, so that resources are wasted, the environment is polluted, the sewage treatment cost of enterprises is increased, the waste bean clear liquid is recycled, waste materials are changed into valuable things, and the bean clear liquid becomes a hot spot in the bean product industry. In chinese patent CN101990955A acid pulp tofu and a preparation method thereof, and in chinese patent CN102187910a acid pulp water for bean curd curdling, a perspective of preparing tofu by fermenting bean serum as a coagulant is disclosed, wherein the bean serum fermentation liquid is liquid obtained by fermenting bean serum under natural conditions by lactic acid bacteria, acetic acid bacteria and the like, and is rich in organic acid, and bean serum fermentation liquid is utilized to curtail bean curd products, so that the bean serum can be recycled, emission is reduced, energy is saved, and environment is protected.
At present, most of the manual workshops utilize bean curd fermentation liquor to prepare bean curd, and the production environment and the sanitary condition can not meet the requirements of consumers and sanitary supervision departments on food safety; secondly, the process of preparing bean curd by curdling the bean curd fermentation liquid depends on the experience of workers to a great extent, no strict standard exists, and the product quality is unstable; in addition, the manual operation has high labor intensity and is not beneficial to the development of industrialized and mechanized production.
Disclosure of Invention
The invention provides a bean curd preparation system capable of automatically curdling bean curd by using bean curd fermentation liquid, which aims to solve the technical problems that the production environment and the health condition of the existing bean curd preparation system are not met with the food safety requirements, the quality of the bean curd curdled by using soybean milk is unstable, the labor intensity of workers is high and the production efficiency is low.
The technical scheme adopted by the invention is as follows:
the bean curd preparation system comprises a soybean milk storage device for storing soybean milk and a soybean milk preparation barrel, wherein the soybean milk preparation barrel is communicated with the soybean milk storage device, a liquid level controller for controlling the height of the liquid level in the soybean milk preparation barrel is arranged in the soybean milk preparation barrel, the liquid level controller is connected with a control device arranged outside the soybean milk preparation barrel so as to feed back information to the control device when the liquid level in the soybean milk preparation barrel reaches a set height, and the control device controls the soybean milk storage device to be separated from the soybean milk preparation barrel according to the feedback information; the soybean milk recycling device is connected with the soybean milk dispensing barrel at the input end so as to recycle soybean milk produced in the process of dispensing soybean milk into bean curd in the soybean milk dispensing barrel, the soybean milk is converted into coagulant for dispensing soybean milk so as to coagulate the soybean milk into bean curd, the output end of the soybean milk recycling device is connected with the soybean milk dispensing barrel so as to enable the coagulant to enter the soybean milk dispensed in the soybean milk dispensing barrel, and the soybean milk recycling device is also connected with the control device so as to automatically add a corresponding amount of coagulant into the soybean milk dispensing barrel according to the liquid level in the soybean milk dispensing barrel under the control of the control device.
Further, the bean serum recycling device comprises a recovery tank for recovering the bean serum flowing out of the pulp dropping barrel, a fermentation tank for fermenting the bean serum into bean serum fermentation liquid and a blending tank for blending the fermented bean serum into a coagulating agent; the inlet of the recovery tank is communicated with the pulp dropping barrel; the inlet of the fermentation tank is communicated with the outlet of the recovery tank; the inlet of the blending tank is communicated with the outlet of the fermentation tank, the outlet of the blending tank is communicated with the pulp dropping barrel through a first connecting pipeline, a first switch valve for controlling the on or off of the first connecting pipeline is arranged in the first connecting pipeline, and the first switch valve is connected with the control device.
Further, a second connecting pipeline for communicating the two is arranged between the inlet of the recovery tank and the pulp dropping barrel, a third connecting pipeline for communicating the two is arranged between the inlet of the fermentation tank and the outlet of the recovery tank, and a fourth connecting pipeline for communicating the two is arranged between the inlet of the blending tank and the outlet of the fermentation tank; and a second switching valve for controlling the pipeline to be conducted or cut off is arranged in the second connecting pipeline, the third connecting pipeline and the fourth connecting pipeline, and the second switching valve is connected with the control device.
Further, a heater for heating the bean whey fermentation liquid flowing into the blending tank is further arranged in the fourth connecting pipeline, and the heater is further connected with the control device so as to automatically heat the bean whey fermentation liquid flowing through under the control of the control device.
Further, a fifth connecting pipeline for communicating the outflow port of the recovery tank and the inflow port of the blending tank is arranged between the outflow port of the recovery tank and the inflow port of the blending tank, a third switching valve for controlling the connection or the disconnection of the fifth connecting pipeline is arranged in the fifth connecting pipeline, and the third switching valve is connected with a control device; the bean clear liquid flowing out from the outflow port of the recovery tank flows into the fermentation tank through the third connecting pipeline, and the rest flows into the blending tank through the fifth connecting pipeline to be mixed with bean clear fermentation liquid so as to be blended into the coagulant.
Further, the bean curd preparation system with the automatic bean curd curds by the bean curd fermentation liquid further comprises a stirrer for uniformly stirring the soybean milk and the coagulant in the soybean milk curding barrel; the stirrer is movably arranged on the pulp dropping barrel and partially extends into the pulp dropping barrel, and the stirrer is connected with the control device to act under the control of the control device.
Further, the stirrer comprises a stirring rod which is arranged on the slurry-dropping barrel in a vertically sliding way, the bottom end of the stirring rod vertically stretches into the slurry-dropping barrel, and stirring blades are rotatably arranged at the bottom end of the stirring rod; the stirring rod and the stirring blade are respectively connected with the control device so that the stirring rod descends and the stirring blade rotates to stir the coagulant and the soybean milk uniformly when the coagulant flows into the slurry-dropping bucket under the control of the control device, and the stirring rod ascends and the stirring blade stops rotating so that the stirring blade is positioned above the liquid level of the slurry-dropping bucket when the coagulant stops adding into the slurry-dropping bucket.
Further, the stirring rod is a hollow rod with the bottom end communicated, and the output end of the first connecting pipeline is communicated with the inner cavity of the stirring rod, so that the coagulant in the first connecting pipeline enters the stirring rod and enters the slurry-dropping barrel through the stirring rod.
Further, the soybean milk storage device comprises a soybean milk storage tank for temporarily storing soybean milk, a sixth connecting pipeline for communicating the soybean milk outlet of the soybean milk storage tank and the soybean milk dropping barrel is arranged between the soybean milk outlet of the soybean milk storage tank and the soybean milk dropping barrel, a fourth switch valve for controlling the soybean milk outlet to be conducted or cut off is arranged in the sixth connecting pipeline, and the fourth switch valve is connected with the control device.
Further, the bean curd preparation system with automatic bean curd counting and fermentation liquid further comprises a liquid storage tank for storing cleaning liquid for cleaning the bean curd counting barrel, the bean curd recycling device and the stirrer, a seventh connecting pipeline for communicating the liquid storage tank with the bean curd counting barrel is arranged between the liquid storage tank and the bean curd counting barrel, and a cleaning system for automatically controlling the cleaning liquid to clean the bean curd counting barrel, the bean curd recycling device and the stirrer is arranged in the seventh connecting pipeline.
The invention has the following beneficial effects:
the automatic bean curd-making system with the bean curd fermentation liquid can automatically make bean curd with the coagulant formed by the bean curd fermentation liquid, can automatically recover bean curd liquid produced in the bean curd-making process and convert the bean curd liquid into the coagulant for later use, has high automation degree, can improve the production efficiency, reduces the labor intensity of workers, has stable quality of the bean curd-making by the bean curd fermentation liquid, has high food safety, can meet the requirements of consumers and health supervision departments on the food safety, and is beneficial to the development of industrialized and mechanized production.
In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram showing the structure of a bean curd preparing system by automatic spot-sizing of a bean curd fermentation liquid according to a preferred embodiment of the present invention.
Description of the drawings
10. A soymilk storage device; 11. a slurry storage tank; 12. a sixth connecting line; 20. a slurry-dropping barrel; 30. a liquid level controller; 40. a control device; 50. a bean clear liquid recycling device; 51. a recovery tank; 52. a fermentation tank; 53. a blending tank; 54. a first connecting line; 55. a second connecting pipeline; 56. a third connecting pipeline; 57. a fourth connecting line; 58. a heater; 59. a fifth connecting line; 60. a stirrer; 61. a stirring rod; 62. stirring paddles; 80. a cleaning system.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, a preferred embodiment of the present invention provides an automatic bean curd preparation system for preparing soybean milk by fermenting soybean milk, comprising a soybean milk storage device 10 for storing soybean milk and a soybean milk preparing barrel 20, wherein the soybean milk preparing barrel 20 is communicated with the soybean milk storage device 10, a liquid level controller 30 for controlling the liquid level in the soybean milk preparing barrel 20 is arranged in the soybean milk preparing barrel 20, the liquid level controller 30 is connected with a control device 40 arranged outside the soybean milk preparing barrel 20 so as to feed back information to the control device 40 when the liquid level in the soybean milk preparing barrel 20 reaches a set height, and the control device 40 controls the soybean milk storage device 10 to be separated from the soybean milk preparing barrel 20 according to the feedback information. The system for preparing bean curd by automatically pulping bean curd with bean serum fermentation liquid of the invention further comprises a bean serum recycling device 50, wherein the input end of the bean serum recycling device 50 is connected with the pulping barrel 20 to recover bean serum generated in the process of pulping the soybean milk in the pulping barrel 20 into bean curd, and enable the bean serum to be converted into a coagulant for pulping the soybean milk to coagulate the soybean milk into the bean curd, the output end of the bean serum recycling device 50 is connected with the pulping barrel 20 to enable the coagulant to enter the pulping barrel 20 to pulping the soybean milk, and the bean serum recycling device 50 is also connected with the control device 40 to automatically add a corresponding amount of coagulant into the pulping barrel 20 according to the liquid level in the pulping barrel 20 under the control of the control device 40. When the bean curd preparation system for automatically adding bean milk into the bean curd by using the bean milk fermentation liquid is operated, the control device 40 controls the bean milk storage device 10 to enable the bean milk stored in the bean milk storage device to flow into the bean milk adding barrel 20, when the liquid level of the bean milk in the bean milk adding barrel 20 reaches a set height, the liquid level controller 30 feeds back information to the control device 40, the control device 40 controls the bean milk storage device 10 to be separated from the bean milk adding barrel 20 according to the received feedback information so as to prevent the bean milk from continuously flowing into the bean milk adding barrel 20, when the liquid level of the bean milk in the bean milk adding barrel 20 reaches the set height, the liquid level controller 30 controls the bean milk recycling device 50 to automatically add a corresponding amount of coagulant into the bean milk adding barrel 20 according to the liquid level in the bean milk adding barrel 20, and bean milk generated in the bean milk solidifying process in the bean milk adding barrel 20 automatically flows into the bean milk recycling device 50 and is converted into the coagulant under the action of the bean milk recycling device 50 so as to be stored in the bean milk recycling device 50 for subsequent bean milk adding operation. The automatic bean curd-making system with the bean curd fermentation liquid can automatically make bean curd with the coagulant formed by the bean curd fermentation liquid, can automatically recover bean curd liquid produced in the bean curd-making process and convert the bean curd liquid into the coagulant for later use, has high automation degree, can improve the production efficiency, reduces the labor intensity of workers, has stable quality of the bean curd-making by the bean curd fermentation liquid, has high food safety, can meet the requirements of consumers and health supervision departments on the food safety, and is beneficial to the development of industrialized and mechanized production.
Alternatively, as shown in fig. 1, the bean serum recycling apparatus 50 includes a recovery tank 51 for recovering the bean serum flowing out of the spot slurry tank 20, a fermentation tank 52 for fermenting the bean serum into a bean serum fermentation liquid, and a blending tank 53 for blending the fermented bean serum into a coagulant. The inlet of the recovery tank 51 communicates with the tapping bucket 20. The inlet of the fermenter 52 communicates with the outlet of the recovery tank 51. The inlet of the blending tank 53 is communicated with the outlet of the fermentation tank 52, the outlet of the blending tank 53 is communicated with the pulp-mixing barrel 20 through a first connecting pipeline 54, a first switch valve (not shown) for controlling the on-off of the first connecting pipeline 54 is arranged in the first connecting pipeline 54, and the first switch valve is connected with the control device 40. The soybean serum produced in the process of preparing soybean milk into bean curd by curdling flows into the recovery tank 51 at first, part of the soybean serum in the recovery tank 51 flows into the fermentation tank 52 through the outflow port of the soybean serum, the soybean serum is fermented in the fermentation tank 52 to form soybean serum fermentation liquor, the soybean serum fermentation liquor in the fermentation tank 52 flows into the preparation tank 53 through the outflow port of the soybean serum, the fermented soybean serum in the preparation tank 53 is prepared into a coagulant for coagulating soybean milk into bean curd, the coagulant is stored in the preparation tank 53, when the height of the liquid level in the curdling tank 20 reaches a set height, the control device 40 controls the first switch valve to be opened, the coagulant in the preparation tank 53 flows into the curdling tank 20 through the first connecting pipe 54, after a certain time, the control device 40 controls the first switch valve to be closed, and the redundant coagulant is stored in the preparation tank 53 for subsequent curdling operation.
Preferably, as shown in fig. 1, a second connecting pipeline 55 for communicating the inlet of the recovery tank 51 and the pulp dropping barrel 20 is arranged between the inlet of the fermentation tank 52 and the outlet of the recovery tank 51, a third connecting pipeline 56 for communicating the inlet of the fermentation tank 52 and the outlet of the recovery tank 51 is arranged between the inlet of the blending tank 53 and the outlet of the fermentation tank 52, and a fourth connecting pipeline 57 for communicating the inlet of the blending tank and the outlet of the fermentation tank 52 is arranged between the inlet of the blending tank and the outlet of the fermentation tank. Second switching valves (not shown) for controlling the on/off of the pipelines are arranged in the second connecting pipeline 55, the third connecting pipeline 56 and the fourth connecting pipeline 57, and the second switching valves are connected with the control device 40 so as to enable the corresponding pipelines to be on/off under the control of the control device 40.
Optionally, as shown in fig. 1, the preparation of the soy whey fermentation liquid into the coagulant needs to be performed under a certain temperature condition, so a heater 58 for heating the soy whey fermentation liquid flowing into the preparation tank 53 is further provided in the fourth connecting pipeline 57, an inlet of the heater 58 is communicated with the fermentation tank 52 so that the soy whey fermentation liquid flows into the heater 58, an outlet of the heater 58 is communicated with the preparation tank 53 so that the heated soy whey fermentation liquid flows into the preparation tank 53, and the heater 58 is further connected with the control device 40 so as to automatically heat the soy whey fermentation liquid flowing through under the control of the control device 40. In an embodiment of the present invention, heater 58 is an existing plate heat exchanger.
Preferably, as shown in fig. 1, when the bean whey fermentation liquid is blended into the coagulant, a part of fresh bean whey is required to be added, so a fifth connecting pipeline 59 for communicating the outflow port of the recovery tank 51 and the inflow port of the blending tank 53 is further arranged between the outflow port of the recovery tank 51 and the inflow port of the blending tank 53, so that the bean whey in the recovery tank 51 is directly added into the blending tank 53, a third switch valve (not shown) for controlling the conduction or the interruption of the flow of the bean whey is arranged in the fifth connecting pipeline 59, the third switch valve is connected with the control device 40 so as to conduct or interrupt the fifth connecting pipeline 59 under the action of the control device 40, a part of the bean whey flowing out from the outflow port of the recovery tank 51 flows into the fermentation tank 52 through the third connecting pipeline 56, and the rest flows into the blending tank 53 through the fifth connecting pipeline 59 so as to be mixed with the bean whey fermentation liquid to be blended into the coagulant. By arranging the fifth connecting pipeline 59 for communicating the outflow port of the recovery tank 51 and the inflow port of the blending tank 53, the bean clear liquid in the recovery tank 51 can directly flow into the blending tank 53 to blend the coagulant, and meanwhile, as the bean clear liquid in the recovery tank 51 has a certain temperature, a certain temperature is required when the bean clear fermentation liquid is blended into the coagulant, when the bean clear liquid in the recovery tank 51 is directly added into the blending tank 53 to blend the coagulant, the energy can be saved, and the production cost can be reduced.
Optionally, as shown in fig. 1, the bean curd preparing system of the automatic curdling of the bean curd by the bean curd fermenting solution further includes a stirrer 60 for uniformly stirring the soybean milk and the coagulant in the curdling tub 20. The agitator 60 is movably installed on the pulp-mixing tank 20 and partially extends into the pulp-mixing tank 20, and the agitator 60 is connected with the control device 40 to act under the control of the control device 40.
Specifically, as shown in fig. 1, the agitator 60 includes an agitating rod 61 slidably disposed on the tapping bucket 20 up and down, the bottom end of the agitating rod 61 vertically extends into the tapping bucket 20, and an agitating blade 62 is rotatably provided at the bottom end of the agitating rod 61. The stirring rod 61 and the stirring blade 62 are respectively connected to the control device 40 such that the stirring rod 61 is lowered and the stirring blade 62 is rotated to stir the coagulant and the soybean milk uniformly when the coagulant flows into the tapping bucket 20 under the control of the control device 40, and such that the stirring rod 61 is raised and the stirring blade 62 is stopped to rotate such that the stirring blade 62 is positioned above the liquid surface of the tapping bucket 20 when the coagulant stops being added to the tapping bucket 20. In another embodiment of the present invention, during the period when the coagulant is added to the tapping bucket 20, the stirring rod 61 is first lowered while the stirring blade 62 is rotated, and then the stirring rod 61 is gradually raised so that the stirring blade 62 is positioned above the liquid surface of the tapping bucket 20 and the stirring blade 62 stops rotating.
Preferably, the stirring rod 61 is a hollow rod with a hollow bottom end communicated, and the output end of the first connecting pipe 54 is communicated with the inner cavity of the stirring rod 61, so that the coagulant in the first connecting pipe 54 enters the stirring rod 61 and enters the slurry-dispensing barrel 20 through the stirring rod 61.
Alternatively, as shown in fig. 1, the soymilk storing device 10 comprises a soymilk storing tank 11 for temporarily storing soymilk, a sixth connecting pipeline 12 for communicating the outflow port of the soymilk storing tank 11 and the soymilk dispensing barrel 20 is arranged between the outflow port and the soymilk dispensing barrel 20, a fourth switch valve (not shown) for controlling the connection or disconnection of the sixth connecting pipeline 12 is arranged in the sixth connecting pipeline 12, and the fourth switch valve is connected with the control device 40 so as to enable the connection or disconnection of the sixth connecting pipeline 12 under the control of the control device 40.
Preferably, as shown in fig. 1, the bean curd preparation system with automatic bean curd fermentation liquid dispensing function further comprises a liquid storage tank for storing cleaning liquid for cleaning the bean curd dispensing barrel 20, the bean curd recycling device 50 and the stirrer 60, a seventh connecting pipeline for communicating the liquid storage tank with the bean curd dispensing barrel 20 is arranged between the liquid storage tank and the bean curd dispensing barrel 20, and a CIP cleaning system 80 for automatically controlling the cleaning liquid for cleaning the bean curd dispensing barrel 20, the bean curd recycling device 50 and the stirrer 60 is arranged in the seventh connecting pipeline. When the CIP cleaning system 80 is started, the cleaning solution in the storage tank flows into the pulp-dropping bucket 20 through the seventh connecting pipeline, then flows into the recovery tank 51, the fermentation tank 52, the heater 58 and the blending tank 53 in sequence, and directly flows into the blending tank 53 from the recovery tank 51 to clean the bean supernatant recycling device 50, flows into the stirrer 60 from the blending tank 53 to clean the stirrer 60, flows back into the pulp-dropping bucket 20 through the stirrer 60 to clean the pulp-dropping bucket 20, and finally flows out through the seventh connecting pipeline to complete one cleaning operation.
Preferably, the curdling barrel 20 is also connected with a container for containing jellied beancurd formed after jellied bean curd is broken, after the soybean milk is curtailed into bean curd, the control device 40 controls the stirring rod 61 to descend and the stirring blade 62 to rotate so as to break the jellied bean curd formed after jellied bean curd is squat, the jellied beancurd formed after jellied bean curd breaking flows out of the curdling barrel 20 and is stored in the container, and the control device 40 controls the stirring rod 61 to ascend and the stirring blade 62 to stop rotating.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A bean curd preparation system capable of automatically curding bean curd by using bean curd fermentation liquid is characterized in that,
the soybean milk machine comprises a soybean milk storage device (10) and a soybean milk dispensing barrel (20) which are used for storing soybean milk, wherein the soybean milk dispensing barrel (20) is communicated with the soybean milk storage device (10), a liquid level controller (30) which is used for controlling the height of the liquid level in the soybean milk dispensing barrel (20) is arranged in the soybean milk dispensing barrel (20), the liquid level controller (30) is connected with a control device (40) which is arranged outside the soybean milk dispensing barrel (20) so as to feed back information to the control device (40) after the liquid level in the soybean milk dispensing barrel (20) reaches a set height, and the control device (40) controls the soybean milk storage device (10) to be separated from the soybean milk dispensing barrel (20) according to the feedback information;
the soybean milk recycling device (50) is connected with the soybean milk dispensing barrel (20) at the input end of the soybean milk recycling device (50) so as to recycle soybean milk produced in the process of dispensing soybean milk into bean curd in the soybean milk dispensing barrel (20), the soybean milk is converted into a coagulator for dispensing soybean milk so as to coagulate the soybean milk into the bean curd, the output end of the soybean milk recycling device (50) is connected with the soybean milk dispensing barrel (20) so as to enable the coagulator to enter the soybean milk dispensing barrel (20), and the soybean milk recycling device (50) is also connected with the control device (40) so as to automatically add a corresponding amount of coagulator into the soybean milk dispensing barrel (20) under the control of the control device (40) according to the liquid level in the soybean milk dispensing barrel (20).
2. The system for preparing bean curd by automatically curdling bean curd with clear bean paste fermentation liquid according to claim 1,
the bean serum recycling device (50) comprises a recovery tank (51) for recovering the bean serum flowing out of the pulp dropping barrel (20), a fermentation tank (52) for fermenting the bean serum into bean serum fermentation liquid, and a blending tank (53) for blending the fermented bean serum into a coagulant;
the inlet of the recovery tank (51) is communicated with the pulp dropping barrel (20);
the inlet of the fermentation tank (52) is communicated with the outlet of the recovery tank (51);
the inlet of the blending tank (53) is communicated with the outlet of the fermentation tank (52), the outlet of the blending tank (53) is communicated with the pulp dropping barrel (20) through a first connecting pipeline (54), a first switching valve for controlling the switching on or off of the first connecting pipeline (54) is arranged in the first connecting pipeline (54), and the first switching valve is connected with the control device (40).
3. The system for preparing bean curd by automatically curdling bean curd with a clear bean paste fermentation liquid according to claim 2,
a second connecting pipeline (55) for communicating the two is arranged between the inlet of the recovery tank (51) and the pulp dropping barrel (20), a third connecting pipeline (56) for communicating the two is arranged between the inlet of the fermentation tank (52) and the outlet of the recovery tank (51), and a fourth connecting pipeline (57) for communicating the two is arranged between the inlet of the blending tank (53) and the outlet of the fermentation tank (52);
the second connecting pipeline (55), the third connecting pipeline (56) and the fourth connecting pipeline (57) are respectively provided with a second switch valve for controlling the pipeline to be conducted or cut off, and the second switch valves are connected with the control device (40).
4. The system for preparing bean curd by automatically curdling bean curd with clear bean paste fermentation liquid according to claim 3,
the fourth connecting pipeline (57) is also provided with a heater (58) for heating the bean whey fermentation liquor flowing into the blending tank (53), and the heater (58) is also connected with the control device (40) so as to automatically heat the bean whey fermentation liquor flowing through under the control of the control device (40).
5. The system for preparing bean curd by automatically curdling bean curd with clear bean paste fermentation liquid according to claim 3,
a fifth connecting pipeline (59) for communicating the outflow port of the recovery tank (51) and the inflow port of the blending tank (53) is further arranged between the outflow port of the recovery tank and the inflow port of the blending tank, a third switching valve for controlling the connection or disconnection of the fifth connecting pipeline (59) is arranged in the fifth connecting pipeline (59), and the third switching valve is connected with the control device (40);
a part of the bean serum flowing out of the outflow port of the recovery tank (51) flows into the fermentation tank (52) through the third connecting pipeline (56), and the rest flows into the blending tank (53) through the fifth connecting pipeline (59) so as to be mixed with the bean serum fermentation liquid to be blended into the coagulant.
6. The system for preparing bean curd by automatically curdling bean curd with a clear bean paste fermentation liquid according to claim 2,
the bean curd preparation system with the automatic bean curd curds comprises a stirrer (60) for uniformly stirring the soybean milk and the coagulant in the soybean milk curdling barrel (20);
the stirrer (60) is movably arranged on the pulp dropping barrel (20) and partially stretches into the pulp dropping barrel (20), and the stirrer (60) is connected with the control device (40) to act under the control of the control device (40).
7. The system for preparing bean curd by automatically curdling bean curd with a clear bean paste fermentation liquid according to claim 6,
the stirrer (60) comprises a stirring rod (61) which is arranged on the pulp dropping barrel (20) in a vertically sliding manner, the bottom end of the stirring rod (61) vertically stretches into the pulp dropping barrel (20), and a stirring blade (62) is rotatably arranged at the bottom end of the stirring rod (61);
the stirring rod (61) and the stirring blade (62) are respectively connected with the control device (40) so that when the coagulant flows into the pulp dropping barrel (20) under the control of the control device (40), the stirring rod (61) descends and the stirring blade (62) rotates to stir the coagulant and the soybean milk uniformly, and when the coagulant stops adding into the pulp dropping barrel (20), the stirring rod (61) ascends and the stirring blade (62) stops rotating so that the stirring blade (62) is positioned above the liquid level of the pulp dropping barrel (20).
8. The system for preparing bean curd by automatically curdling bean curd with a clear bean paste fermentation liquid according to claim 7,
the stirring rod (61) is a hollow rod with a hollow bottom end communicated, and the output end of the first connecting pipeline (54) is communicated with the inner cavity of the stirring rod (61), so that the coagulant in the first connecting pipeline (54) enters the stirring rod (61) and enters the slurry-dropping barrel (20) through the stirring rod (61).
9. The system for preparing bean curd by automatically curdling bean curd with clear bean paste fermentation liquid according to claim 1,
the soybean milk storage device (10) comprises a soybean milk storage tank (11) for temporarily storing soybean milk, a sixth connecting pipeline (12) for communicating the soybean milk storage tank (11) with the soybean milk dispensing barrel (20) is arranged between the outflow port of the soybean milk storage tank (11), a fourth switch valve for controlling the conduction or the separation of the soybean milk storage tank is arranged in the sixth connecting pipeline (12), and the fourth switch valve is connected with the control device (40).
10. The system for preparing bean curd by automatically curdling bean curd with a clear bean paste fermentation liquid according to claim 6,
the bean curd preparation system is characterized in that the bean curd preparation system is further characterized by comprising a liquid storage tank for storing and cleaning the bean curd dropping barrel (20), the bean curd recycling device (50) and the cleaning liquid of the stirrer (60), a seventh connecting pipeline for communicating the bean curd dropping barrel and the bean curd dropping barrel (20) is arranged between the liquid storage tank and the bean curd dropping barrel, and a cleaning system (80) for automatically controlling the cleaning liquid to clean the bean curd dropping barrel (20), the bean curd recycling device (50) and the stirrer (60) is arranged in the seventh connecting pipeline.
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| CN107242301A (en) * | 2017-07-26 | 2017-10-13 | 云南省石屏县花腰豆制品工贸有限公司 | Stone screen bean curd orders halogen equipment |
| CN109892394A (en) * | 2017-12-08 | 2019-06-18 | 重庆赵渝食品有限公司 | A kind of point sizing device convenient for monitoring liquid level |
| CN112544887A (en) * | 2020-11-30 | 2021-03-26 | 北京康得利智能科技有限公司 | Automatic slurry-coagulating system and slurry-coagulating method |
| CN113229456B (en) * | 2021-05-06 | 2022-04-12 | 祖名豆制品股份有限公司 | Automatic quantitative addition control device for gypsum soft bean curd coagulator |
| CN117338022A (en) * | 2023-12-06 | 2024-01-05 | 潍坊食品科学与加工技术研究院 | Single-barrel type full-closed automatic bean curd making machine |
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