Background technology
Current, adopt soya-bean milk liquid (depth bounds: 5 centimetres~30 centimetres) thermal-insulating method to obtain skin of beancurd, then, manually the skin of beancurd of soya-bean milk liquid Surface Creation is extracted.Main method has, and directly contacts skin of beancurd and extracts, or hold a rod by the method that skin of beancurd provokes or winding up gets up with hand with hand.Specifically, utilize the method for rod (wooden or bamboo) winding up skin of beancurd, that handicraft workshop production beans muscle (has another name called beans rod, beans bamboo shoot) essential characteristic, it causes following three problems: the first, in the skin of beancurd of winding up, contain bubble, and at follow-up bake process bubble, be split up, on the surface of final beans muscle product, can produce and much split spot, cause outward appearance not beautiful; The second, manually wrap up in system, cannot accurately grasp the thickness of wrapping up in skin of beancurd processed, every beans muscle in uneven thickness, causes the beans muscle outer surface of final molding rough and uneven in surface, outward appearance disunity; The 3rd, each skin of beancurd extracts and wraps up in after system, skin of beancurd wets, and cannot adhere to new skin of beancurd, thereby cannot disposablely wrap up in skin of beancurd processed to target thickness, must wrap up in system once, baking once (makes the skin of beancurd of drying can again adhere to new skin of beancurd), and two to four times repeatedly, one day, every less important interval, both increase the energy consumption of baking, also elongated the production cycle of beans muscle.
In Chinese patent CN201220401853.2 (beans rod automatic involution machine), mentioned a kind of method that rolls beans muscle of utilizing machine, its be mainly imitate manual directly by Roll with bean skin on winding up roller (acting on identical with bamboo pole), the transformation of manually extracting mechanical extraction that has only solved to a certain extent skin of beancurd, but still do not solve and directly from soya-bean milk liquid surface extraction skin of beancurd, produce three urgent problems that beans muscle brings.In CN200620098064.0 patent, the cloth slurry hole that certain density soya-bean milk liquid is offered from cloth slurry pipe drains on grooved bandage.But the limitation of this method is: 1) formation of skin of beancurd is still to form in the beans slurry surface of certain depth (approximately 5 centimetres), owing to there being the soya-bean milk liquid of certain depth to remain in grooved bandage, can make the color of skin of beancurd occur brown stain; 2) between the cloth slurry hole of cloth slurry Guan Shangkai, have interval, cause the soya-bean milk arranged conveyer belt transverse direction evenly cloth starch, thereby make the in uneven thickness of skin of beancurd.
Invention application content
The shortcomings such as the present patent application is in uneven thickness in order to overcome existing generation, extract and roll the beans muscle that the method for skin of beancurd brings, and there is the spot of splitting on surface, and energy consumption is high, and the production cycle is long, propose a kind of technique and device of producing beans muscle.
Specifically, an object of the present patent application is to provide a kind of technique of producing beans muscle, comprises the steps:
Soya-bean milk liquid raw material → spraying film forming → cutting → stacking compacting or roll → dry → pack;
1, by soya-bean milk liquid raw material spraying film forming, wherein, the concentration range of soya-bean milk liquid is 3%-25%, the temperature of soya-bean milk liquid is 70 ℃-120 ℃, the length of film formation time is subject to the heat that beans concentration of slurry, temperature, heater provide, the impact of exhaust conditions, on the thickness direction of skin of beancurd, rate of film build is greater than 0.006 mm/min, and final film forming thickness scope is at 0.01 millimeter-3.00 millimeters;
2, after film forming, cut;
3, the skin of beancurd after cutting is carried out to stacking compacting or rolls, the thickness range of suppressing and rolling is at 0.01 millimeter to 10 millimeters;
4, dry, the temperature of oven dry is at 40 ℃-80 ℃.
Owing to suppressing and rolling, be all repetitive operation, in theory, the thickness minimum that can suppress and roll is the thickness of individual layer beans film, and thickness is the integral multiple of any individual layer beans film thickness to the maximum.In addition, the transposing of cutting and stacking compacting or the order that rolls does not affect the realization of final products.
Another object of the present patent application is to provide the equipment of corresponding production beans muscle, comprise frame, the conveyer belt being driven by transmission device is set in frame, a plurality of soya-bean milk nozzle for liquid are set above conveyer belt, above conveyer belt, establish lid, side and/or end face at lid arrange inlet duct, at lid end face, separately establish exhaust apparatus, and heater is set below conveyer belt.
Further, the upper surface of described heater and the bottom surface of conveyer belt fit tightly.
Further, described heater sealing or upward opening.
Further, the gas that described inlet duct enters is cold air.
Further, described transmission device is drive roll and driven voller, and conveyer belt is tightened on drive roll and driven voller.
Further, the both sides of described conveyer belt are provided with rib, and object is when preventing that soya-bean milk liquid is sprayed onto on conveyer belt, to conveyer belt outside sputter, thereby play the effect of isolation soya-bean milk liquid.
Further, the skin-friction coefficient of described conveyer belt is less, and thermal conductivity factor is high.
Beans muscle production equipment described in the present patent application, nozzle automatic coating soya-bean milk liquid is to conveyer belt, and the heater under conveyer belt provides heat, thereby makes soya-bean milk liquid fast filming; Air inlet and exhaust apparatus can be accelerated the vapours that the evaporation of soya-bean milk liquid moisture forms, and accelerate film forming speed; After repeatedly evenly spraying, arrive appointed thickness, skin of beancurd is transferred band and transports out; The generation of skin of beancurd and extraction, without manual operation, realize automated production.
Skin of beancurd production technology and equipment described in the present patent application, can realize continuously, even thickness, without the automated production of the consistent skin of beancurd of brown stain, solid colour, taste.
The specific embodiment
Below in conjunction with accompanying drawing, the beans muscle production method described in the present patent application and equipment are carried out to nonrestrictive description, object is that the public understands described technical scheme better.
Fig. 1 has shown the technological process of production of beans muscle: soya-bean milk liquid is sprayed to and on conveyer belt, generates continuously skin of beancurd, then skin of beancurd is cut out to the different block individual layer skin of beancurd of length, width and thickness according to actual requirement, to do the stacking compacting of skin of beancurd below or roll, finally dry again and pack.
Fig. 2 has shown the block bean product that stacking compacting forms.Its implementation is: repeatedly stacking and two steps of compacting, the individual layer skin of beancurd heap superimposition of layer upon layer is pressed together, and form the block bean product that have between layers larger viscosity.
Fig. 3 has shown the beans muscle forming by winding up.
As shown in Figure 4, specifically, soybean husk production equipment described in the present patent application, comprise frame (not shown), the conveyer belt 1 being driven by transmission device is set in frame, in the present embodiment, transmission device is drive roll 7 and driven voller 8, conveyer belt 1 is tight on drive roll 7 and driven voller 8, a plurality of soya-bean milk nozzle for liquid 3 are set above conveyer belt 1, above conveyer belt 1, establish lid 4, side and/or end face at lid 4 arrange inlet duct 2, at lid 4 end faces, separately establish exhaust apparatus 5, heater 6 is set below conveyer belt 1, the bottom surface of the upper surface of described heater 6 and conveyer belt 1 fits tightly, described heater 6 sealing or upward openings, the gas that described inlet duct 2 enters is cold air.As shown in Figure 5, for the soya-bean milk liquid of the nozzle ejection profile on conveyer belt, spraying width can be controlled to certain scope, for example in Fig. 2, width is 1cm, and in the long approximate rectangular scope for certain value, and spraying evenly.
Further, as shown in Figure 6, the both sides of described conveyer belt 1 are provided with rib 10, and object is when preventing that soya-bean milk liquid is sprayed onto on conveyer belt, to conveyer belt outside sputter, thereby play the effect of isolation soya-bean milk liquid.
Beans muscle production equipment described in the present patent application, conveyer belt 1 is that (coefficient of friction is little for smooth outer surface, the skin of beancurd generating can very easily be taken away from conveyer belt) high temperature resistant, thermal conductivity factor is high, conveyer belt is tightened on drive roll 7 and driven voller 8, nozzle 3 is by soya-bean milk liquid, and spray to equably on conveyer belt, 6 pairs of heaters are sprayed on the soya-bean milk liquid heating on conveyer belt, thereby form rapidly skin of beancurd, inlet duct 2 is pumped into cold air in the space of lid 4 and conveyer belt formation, the heat discharging so that cold air is taken away conjunctiva, and quickening is sprayed on the speed of the soya-bean milk conjunctiva of conveyer belt, the damp-heat air that exhaust apparatus 5 forms the moisture evaporation in soya-bean milk liquid is discharged, also be beneficial to the generation of skin of beancurd, through after the repeatedly spraying of a plurality of nozzles, the thickness progressive additive of skin of beancurd, while reaching target thickness, just stop spraying, because conveyer belt is uniform motion, thereby skin of beancurd can be transported to a next procedure, thereby realize the automation that skin of beancurd generates and extracts.Because this soybean husk production equipment itself has heating function, so can guarantee that the humidity on the skin of beancurd two sides of output is almost the same, saved traditional handicraft and waited for that soya-bean milk drop falls the clean stand-by period, is convenient to the processing of next step operation.
It should be understood that; above-mentioned explanation; comprise accompanying drawing; it is only the description to technical scheme described in the present patent application; in fact, in the Spirit Essence of the present patent application, the improvement that described technology and equipment is carried out, modification, replacement; take and realize essentially identical effect as object, all within the present patent application technical scheme required for protection.