阅读说明：本技术 一种面包改良剂 (Bread improver ) 是由 王杰 胡银松 余果 于 2019-11-08 设计创作，主要内容包括：本发明属于食品加工技术领域,具体的说是一种面包改良剂,包括以下重量份的组分：α-淀粉酶为2份、木聚糖酶为2份、麦芽糖淀粉酶为8份、双乙酰酒石酸单甘油酯为180份、单(双)甘油脂肪酸酯为180份、硬脂酰乳酸钠为150份、黄原胶为120份、羧甲基纤维素钠为160份、维生素C为15份、粗粒预糊化蜡质玉米淀粉为1600份和谷朊粉为500份、谷朊粉的水分含量为8％、湿基蛋白质含量为80％；其中所述粗粒预糊化蜡质玉米淀粉的粒径满足220μm筛网过筛后的留存量≤40％；所述谷朊粉的乳酸SRC值为120％；本发明主要用于解决现有技术中的面包改良剂无法为面包提高抗老化期,保湿期和柔软期的时间从而使得面包的保质期大幅下降,无法长久保存,造成大量浪费的问题。(The invention belongs to the technical field of food processing, and particularly relates to a bread improver which comprises the following components in parts by weight: 2 parts of alpha-amylase, 2 parts of xylanase, 8 parts of maltogenic amylase, 180 parts of diacetyl tartaric acid monoglyceride, 180 parts of mono (di) glycerol fatty acid ester, 150 parts of sodium stearyl lactate, 120 parts of xanthan gum, 160 parts of sodium carboxymethylcellulose, 15 parts of vitamin C, 1600 parts of coarse-grain pregelatinized waxy corn starch and 500 parts of wheat gluten, wherein the moisture content of the wheat gluten is 8 percent, and the moisture-based protein content is 80 percent; wherein the grain size of the coarse-grain pregelatinized waxy corn starch meets the requirement that the retention amount of the coarse-grain pregelatinized waxy corn starch after being screened by a 220 mu m screen is less than or equal to 40 percent; the lactic acid SRC value of the vital gluten is 120%; the invention is mainly used for solving the problems that the bread improver in the prior art can not improve the anti-aging period, the moisture retention period and the softening period of bread, so that the quality guarantee period of the bread is greatly reduced, the bread can not be preserved for a long time, and a large amount of waste is caused.)

1. A bread improver is characterized in that: the paint comprises the following components in parts by weight:

2 parts of alpha-amylase, 2 parts of xylanase, 8 parts of maltogenic amylase, 180 parts of diacetyl tartaric acid monoglyceride, 180 parts of mono (di) glycerol fatty acid ester, 150 parts of sodium stearyl lactate, 120 parts of xanthan gum, 160 parts of sodium carboxymethylcellulose, 15 parts of vitamin C, 1600 parts of coarse-grain pregelatinized waxy corn starch and 500 parts of wheat gluten, wherein the moisture content of the wheat gluten is 8 percent, and the moisture-based protein content is 80 percent; wherein the grain size of the coarse-grain pregelatinized waxy corn starch meets the requirement that the retention amount of the coarse-grain pregelatinized waxy corn starch after being screened by a 220 mu m screen is less than or equal to 40 percent; the lactic acid SRC value of the gluten was 120%.

2. A bread improver as claimed in claim 1, wherein: the enzyme-linked immunosorbent assay kit further comprises 2000 parts of a carrier and 1 part of lipase, wherein the carrier is maltodextrin, starch, wheat flour and/or vegetable protein powder, and the vegetable protein powder is soybean protein hydrolysate powder.

3. A bread improver as claimed in claim 1, wherein: the bread modifying agent comprises the following preparation steps:

s1: uniformly mixing raw materials of alpha-amylase, xylanase, maltogenic amylase, diacetyl tartaric acid monoglyceride, mono (di) glyceride fatty acid ester, sodium stearyl lactate, xanthan gum, sodium carboxymethylcellulose, vitamin C and part of coarse-grain pregelatinized waxy corn starch in a formula dosage to form a mixture A for later use;

s2: weighing a carrier and lipase according to a ratio, and then mixing the carrier and the lipase to form a mixture B for later use;

s3: adding the coarse-grained pregelatinized waxy corn starch with the residual formula dosage and the vital gluten with the formula dosage into a mixer, then adding the mixture A and the mixture B into the mixer, and stirring at the rotating speed of 10-15r/min until the mixture is uniformly mixed to form a mixture C for later use;

s4: and (4) placing the mixture C obtained in the S3 into a sieving box for sieving, taking undersize to obtain mixture fine powder, sterilizing the obtained mixture fine powder, and drying to obtain the bread improver.

4. A bread improver as claimed in claim 1, wherein: drying the mixture fine powder subjected to flow steam sterilization or X-ray sterilization at 80 ℃ until the water content of the dried mixture fine powder is less than or equal to 3 wt%; the mixture was sieved through a 150 mesh sieve.

5. A bread improver as claimed in claim 1, wherein: the sieving box comprises a box body (1) and a box cover (2); the box cover (2) is buckled at the upper end of the box body (1); a filter plate (3) is horizontally and fixedly arranged in the box body (1), and the inner walls of two ends in the box body (1) are connected with sliding plates (4) in a sliding manner through springs; the middle part of the filter plate (3) is uniformly provided with filter holes (31); the cross section of the filtering hole (31) is in a circular truncated cone shape; the cross section of the sliding plate (4) is conical, the diameter of the sliding plate (4) is smaller than that of the sliding plate (4), and the lower surface of the sliding plate (4) is rotatably connected with a roller (5); the lower end of the roller (5) is in contact with the upper surface of the filter plate (3).

6. A bread improver as claimed in claim 5, wherein: rubber pipes (6) are discontinuously and fixedly arranged in the roller (5); the outer surface of the rubber tube (6) is uniformly and fixedly connected with decomposition thorns (7); the decomposition thorn (7) is made of stainless steel metal materials, the interior of the decomposition thorn (7) is hollow, an internal cavity of the decomposition thorn (7) is connected with the interior of the rubber tube (6), the outermost end of the decomposition thorn (7) does not exceed the roller (5), and air blowing holes (8) are uniformly formed in the wall of the decomposition thorn (7); the outer end aperture of the air blowing hole (8) is smaller than the inner end.

Technical Field

The invention belongs to the technical field of food processing, and particularly relates to a bread improver.

Background

Bread is also written as flour and steamed stuffed bun, a food made by milling five cereals (generally wheat) and heating. The baked food is prepared by using wheat flour as a main raw material and yeast, eggs, grease, sugar, salt and the like as auxiliary materials, adding water to prepare dough, and performing processes of cutting, forming, proofing, baking, cooling and the like. But the bread is not fresh and soft after being taken out of the oven for 36 hours, and microorganisms may exceed the standard after the bread is taken out for a longer time, and the direct results are mildewing, greenness and hair growth. The shelf life of the commercial bread without preservatives is 2-3 days, the shelf life of the bread prepared by a special process does not exceed 7 days, and food additives are added for a long time. The taste of the bread is damaged when the bread is placed in a refrigerator for a long shelf life, and the moisture of the bread is quickly lost, so that the bread is hard enough for several hours, and the taste is influenced.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides a bread improver. The invention is mainly used for solving the problems that the bread improver in the prior art can not improve the anti-aging period, the moisture retention period and the softening period of bread, so that the quality guarantee period of the bread is greatly reduced, the bread can not be preserved for a long time, and a large amount of waste is caused.

The technical scheme adopted by the invention for solving the technical problems is as follows: the bread improver comprises the following components in parts by weight:

2 parts of alpha-amylase, 2 parts of xylanase, 8 parts of maltogenic amylase, 180 parts of diacetyl tartaric acid monoglyceride, 180 parts of mono (di) glycerol fatty acid ester, 150 parts of sodium stearyl lactate, 120 parts of xanthan gum, 160 parts of sodium carboxymethylcellulose, 15 parts of vitamin C, 1600 parts of coarse-grain pregelatinized waxy corn starch and 500 parts of wheat gluten, wherein the moisture content of the wheat gluten is 8 percent, and the moisture-based protein content is 80 percent; wherein the grain size of the coarse-grain pregelatinized waxy corn starch meets the requirement that the retention amount of the coarse-grain pregelatinized waxy corn starch after being screened by a 220 mu m screen is less than or equal to 40 percent; the lactic acid SRC value of the gluten was 120%.

The enzyme-linked immunosorbent assay kit further comprises 2000 parts of a carrier and 1 part of lipase, wherein the carrier is maltodextrin, starch, wheat flour and/or vegetable protein powder, and the vegetable protein powder is soybean protein hydrolysate powder.

The bread improver comprises the following preparation steps:

s1: uniformly mixing raw materials of alpha-amylase, xylanase, maltogenic amylase, diacetyl tartaric acid monoglyceride, mono (di) glyceride fatty acid ester, sodium stearyl lactate, xanthan gum, sodium carboxymethylcellulose, vitamin C and part of coarse-grain pregelatinized waxy corn starch in a formula dosage to form a mixture A for later use;

s2: weighing a carrier and lipase according to a ratio, and then mixing the carrier and the lipase to form a mixture B for later use;

s3: adding the coarse-grained pregelatinized waxy corn starch with the residual formula dosage and the vital gluten with the formula dosage into a mixer, then adding the mixture A and the mixture B into the mixer, and stirring at the rotating speed of 10-15r/min until the mixture is uniformly mixed to form a mixture C for later use;

s4: and (4) placing the mixture C obtained in the S3 into a sieving box for sieving, taking undersize to obtain mixture fine powder, sterilizing the obtained mixture fine powder, and drying to obtain the bread improver.

Drying the mixture fine powder subjected to flow steam sterilization or X-ray sterilization at 80 ℃ until the water content of the dried mixture fine powder is less than or equal to 3 wt%; the mixture was sieved through a 150 mesh sieve.

The sieving box comprises a box body and a box cover; the box cover is buckled at the upper end of the box body; a filter plate is horizontally and fixedly arranged in the box body, and sliding plates are connected to the inner walls of the two ends of the interior of the box body in a sliding manner through springs; the middle part of the filter plate is uniformly provided with filter holes; the cross section of the filtering hole is in a circular truncated cone shape; the cross section of the sliding plate is conical, the diameter of the sliding plate is smaller than that of the sliding plate, and the lower surface of the sliding plate is rotatably connected with a roller; the lower end of the roller is in contact with the upper surface of the filter plate; when the screening box is used for screening the raw materials of the modifying agent, the raw material mixture can be put into the box body, the box cover is buckled, the box body is slid leftwards and rightwards, the filtering plate is horizontally and fixedly arranged in the box body, the inner walls of the two ends in the box body are connected with the sliding plate in a sliding way through the spring, the sliding plate can be driven to slide leftwards and rightwards when the box body shakes, the filtering holes are uniformly formed in the middle of the filtering plate, the cross section of each filtering hole is in a circular truncated cone shape, the cross section of the sliding plate is in a conical shape, the diameter of the sliding plate is smaller than that of the sliding plate, the lower surface of the sliding plate is rotatably connected with the roller, the lower end of the roller is in contact with the upper surface of the filtering plate, the roller at the lower end of the sliding plate can be driven to roll left, avoiding causing excessive waste.

Rubber pipes are discontinuously and fixedly arranged in the roller; the outer surface of the rubber tube is uniformly and fixedly connected with decomposition thorns; the decomposition thorn is made of stainless steel metal materials, the interior of the decomposition thorn is hollow, an internal cavity of the decomposition thorn is connected with the interior of the rubber tube, the outermost end of the decomposition thorn does not exceed the outside of the roller, and air blowing holes are uniformly formed in the wall of the decomposition thorn; the outer end aperture of the air blowing hole is smaller than the inner end; when the roller starts to roll to grind the raw material mixture for the second time, the rubber tube is discontinuously and fixedly arranged in the roller, the outer surface of the rubber tube is uniformly and fixedly connected with the decomposing thorns, therefore, the raw material mixture can be better decomposed by the existence of the decomposition thorn, meanwhile, because the inside of the decomposition thorn is arranged to be hollow, the inner cavity of the decomposition thorn is connected with the inside of the rubber tube, the outermost end of the decomposition thorn does not exceed the outside of the roller, and the wall of the decomposition thorn is uniformly provided with air blowing holes, the outer end aperture of each air blowing hole is smaller than that of the inner end, so that the decomposition thorn can evenly extrude the rubber tube when the raw material mixture is ground for the second time, so that the air in the rubber tube is blown to the outside through the air blowing holes, thereby can realize combing the raw material mixture of sliding plate downside, avoid raw material mixture to pile up too much at the sliding plate downside and lead to unable passing through the filtration pore.

The invention has the following beneficial effects:

1. the bread improver adopts coarse-grained pregelatinized waxy corn starch different from the prior art, the grain size of the bread improver meets the requirement that the retention amount after sieving by a 220 mu m sieve is less than or equal to 40 percent, and the starch has excellent fluidity, so that the material mixing time can be greatly shortened, simultaneously, the components of the bread improver can be mixed more uniformly, the processing time can be reduced by 20 percent, the production energy consumption is reduced, and the production effect is improved; in addition, the wheat gluten with characteristic performance is adopted, so that the aging of the bread can be effectively delayed, the Q elasticity of the bread and the mouthfeel of the bread moistened by the softening agent are increased, and the bread can be kept soft, mouthfeel elastic and moist within at least 8 days at normal temperature.

2. The lipase is added, and the lipase can play a role in cooperation with other enzymes to catalyze and decompose oil and fat substances to generate saccharides, so that nutrients and energy necessary for rooting and sprouting of seeds are provided; the animal body contains more lipase, the pancreas and fat tissue of higher animals, intestinal juice contains a small amount of lipase for supplementing the fat digestion deficiency caused by pancreatic lipase, and gastric juice of carnivorous animals contains a small amount of butyrin esterase. The lipase adopted by the invention is derived from plants or microorganisms. The microbial lipase has wider action pH value and action temperature range, high stability and activity and specificity to substrate than animal and plant lipases.

3. The invention is provided with the sieving box, when the raw materials of the modifying agent are sieved by the sieving box, the raw material mixture can be put into the box body, the box cover is buckled, and the box body is slid leftwards and rightwards, because the inside of the box body is horizontally and fixedly provided with the filter plate, the inner walls of the two ends inside the box body are connected with the sliding plate in a sliding way through the spring, the box body can drive the sliding plate to slide leftwards and rightwards when swaying, because the middle part of the filter plate is uniformly provided with the filter holes, the cross section of the filter holes is in a round table shape, the cross section of the sliding plate is in a conical shape, the diameter of the sliding plate is smaller than that of the sliding plate, the lower end of the sliding plate is rotationally connected with the roller, the lower end of the roller is contacted with the upper surface of the filter plate, greatly improves the utilization rate of raw materials and avoids causing excessive waste.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the construction of the drum of the present invention;

FIG. 3 is a schematic flow chart of the manufacturing steps of the present invention;

in the figure: the filter box comprises a box body 1, a box cover 2, a filter plate 3, a filter hole 31, a sliding plate 4, a roller 5, a rubber tube 6, a decomposition thorn 7 and an air blowing hole 8.

Detailed Description

A bread improver according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 3.

As shown in figures 1-3, the bread improver comprises the following components in parts by weight:

2 parts of alpha-amylase, 2 parts of xylanase, 8 parts of maltogenic amylase, 180 parts of diacetyl tartaric acid monoglyceride, 180 parts of mono (di) glycerol fatty acid ester, 150 parts of sodium stearyl lactate, 120 parts of xanthan gum, 160 parts of sodium carboxymethylcellulose, 15 parts of vitamin C, 1600 parts of coarse-grain pregelatinized waxy corn starch and 500 parts of wheat gluten, wherein the moisture content of the wheat gluten is 8 percent, and the moisture-based protein content is 80 percent; wherein the grain size of the coarse-grain pregelatinized waxy corn starch meets the requirement that the retention amount of the coarse-grain pregelatinized waxy corn starch after being screened by a 220 mu m screen is less than or equal to 40 percent; the lactic acid SRC value of the gluten was 120%.

The enzyme-linked immunosorbent assay kit further comprises 2000 parts of a carrier and 1 part of lipase, wherein the carrier is maltodextrin, starch, wheat flour and/or vegetable protein powder, and the vegetable protein powder is soybean protein hydrolysate powder.

The bread improver comprises the following preparation steps:

s1: uniformly mixing raw materials of alpha-amylase, xylanase, maltogenic amylase, diacetyl tartaric acid monoglyceride, mono (di) glyceride fatty acid ester, sodium stearyl lactate, xanthan gum, sodium carboxymethylcellulose, vitamin C and part of coarse-grain pregelatinized waxy corn starch in a formula dosage to form a mixture A for later use;

s2: weighing a carrier and lipase according to a ratio, and then mixing the carrier and the lipase to form a mixture B for later use;

s3: adding the coarse-grained pregelatinized waxy corn starch with the residual formula dosage and the vital gluten with the formula dosage into a mixer, then adding the mixture A and the mixture B into the mixer, and stirring at the rotating speed of 10-15r/min until the mixture is uniformly mixed to form a mixture C for later use;

s4: and (4) placing the mixture C obtained in the S3 into a sieving box for sieving, taking undersize to obtain mixture fine powder, sterilizing the obtained mixture fine powder, and drying to obtain the bread improver.

Drying the mixture fine powder subjected to flow steam sterilization or X-ray sterilization at 80 ℃ until the water content of the dried mixture fine powder is less than or equal to 3 wt%; the mixture was sieved through a 150 mesh sieve.

The sieving box comprises a box body 1 and a box cover 2; the box cover 2 is buckled at the upper end of the box body 1; a filter plate 3 is horizontally and fixedly arranged in the box body 1, and the inner walls of the two ends in the box body 1 are connected with sliding plates 4 in a sliding manner through springs; the middle part of the filter plate 3 is uniformly provided with filter holes 31; the cross section of the filtering hole 31 is in a circular truncated cone shape; the cross section of the sliding plate 4 is conical, the diameter of the sliding plate 4 is smaller than that of the sliding plate 4, and the lower surface of the sliding plate 4 is rotatably connected with a roller 5; the lower end of the roller 5 is contacted with the upper surface of the filter plate 3; when the screening box is used for screening the raw materials of the modifying agent, the raw material mixture can be put into the box body 1, the box cover 2 is buckled, the box body 1 is slid leftwards and rightwards, the filtering plate 3 is horizontally and fixedly arranged in the box body 1, the inner walls of the two ends of the interior of the box body 1 are slidably connected with the sliding plate 4 through the spring, the sliding plate 4 can be driven to slide leftwards and rightwards when the box body 1 shakes, the filtering holes 31 are uniformly formed in the middle of the filtering plate 3, the cross section of each filtering hole 31 is in a circular truncated cone shape, the cross section of the sliding plate 4 is in a conical shape, the diameter of the sliding plate 4 is smaller than that of the sliding plate 4, the lower surface of the sliding plate 4 is rotatably connected with the roller 5, the lower end of the roller 5 is in contact with the upper surface of the filtering plate 3, the roller 5 at the lower end of the sliding plate, greatly improves the utilization rate of raw materials and avoids causing excessive waste.

Rubber pipes 6 are discontinuously and fixedly arranged in the roller 5; the outer surface of the rubber tube 6 is uniformly and fixedly connected with decomposition thorns 7; the decomposition thorn 7 is made of stainless steel metal materials, the interior of the decomposition thorn 7 is hollow, an internal cavity of the decomposition thorn 7 is connected with the interior of the rubber tube 6, the outermost end of the decomposition thorn 7 does not exceed the roller 5, and air blowing holes 8 are uniformly formed in the wall of the decomposition thorn 7; the outer end aperture of the air blowing hole 8 is smaller than the inner end; when the roller 5 starts to roll to grind the raw material mixture for the second time, the rubber tube 6 is discontinuously and fixedly arranged in the roller 5, the outer surface of the rubber tube 6 is uniformly and fixedly connected with the decomposition thorn 7, therefore, the raw material mixture can be better decomposed by the existence of the decomposition thorn 7, meanwhile, because the inside of the decomposition thorn 7 is arranged to be hollow, the inner cavity of the decomposition thorn 7 is connected with the inside of the rubber tube 6, the outmost end of the decomposition thorn 7 does not exceed the roller 5, and the wall of the decomposition thorn 7 is uniformly provided with air blowing holes 8, the outer end aperture of each air blowing hole 8 is smaller than the inner end, the decomposition burrs 7 uniformly press the rubber tube 6 when the raw material mixture is secondarily ground, so that the air inside the rubber tube 6 is blown to the outside through the blowing holes 8, therefore, the raw material mixture on the lower side of the sliding plate 4 can be combed, and the phenomenon that the raw material mixture is too much accumulated on the lower side of the sliding plate 4 to cause that the raw material mixture cannot pass through the filtering holes 31 is avoided.

The specific working process is as follows:

when the screening box is used for screening the raw materials of the modifying agent, the raw material mixture can be put into the box body 1, the box cover 2 is buckled, the box body 1 is slid leftwards and rightwards, the filtering plate 3 is horizontally and fixedly arranged in the box body 1, the inner walls of the two ends of the interior of the box body 1 are slidably connected with the sliding plate 4 through the spring, the sliding plate 4 can be driven to slide leftwards and rightwards when the box body 1 shakes, the filtering holes 31 are uniformly formed in the middle of the filtering plate 3, the cross section of each filtering hole 31 is in a circular truncated cone shape, the cross section of the sliding plate 4 is in a conical shape, the diameter of the sliding plate 4 is smaller than that of the sliding plate 4, the lower surface of the sliding plate 4 is rotatably connected with the roller 5, the lower end of the roller 5 is in contact with the upper surface of the filtering plate 3, the roller 5 at the lower end of the sliding plate, greatly improves the utilization rate of raw materials, avoids causing excessive waste, when the roller 5 begins to roll to carry out secondary grinding on the raw material mixture, the rubber tube 6 is fixedly installed in the gap of the roller 5, the decomposition thorn 7 is uniformly and fixedly connected with the outer surface of the rubber tube 6, so that the raw material mixture can be better decomposed through the existence of the decomposition thorn 7, meanwhile, the inner part of the decomposition thorn 7 is hollow, the inner cavity of the decomposition thorn 7 is connected with the inner part of the rubber tube 6, the outermost end of the decomposition thorn 7 is not more than the outer part of the roller 5, the wall of the decomposition thorn 7 is uniformly provided with the air blowing holes 8, the outer end aperture of the air blowing holes 8 is smaller than the inner end, so that the decomposition thorn 7 can uniformly extrude the rubber tube 6 when carrying out secondary grinding on the raw material mixture, the air in the rubber tube 6 is blown to the outer side through the air blowing holes 8, thereby combing the raw material mixture on the, the raw material mixture is prevented from being excessively accumulated on the lower side of the sliding plate 4 to fail to pass through the filtering holes 31.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.