CN113115924A - Processing technology of refined honey - Google Patents
Processing technology of refined honey Download PDFInfo
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- CN113115924A CN113115924A CN202110512228.9A CN202110512228A CN113115924A CN 113115924 A CN113115924 A CN 113115924A CN 202110512228 A CN202110512228 A CN 202110512228A CN 113115924 A CN113115924 A CN 113115924A
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- 235000012907 honey Nutrition 0.000 title claims abstract description 152
- 238000005516 engineering process Methods 0.000 title claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 37
- 238000003860 storage Methods 0.000 claims abstract description 9
- 238000004806 packaging method and process Methods 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims abstract description 7
- 238000007689 inspection Methods 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 229920002521 macromolecule Polymers 0.000 claims description 10
- 238000005086 pumping Methods 0.000 claims description 10
- 238000000108 ultra-filtration Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 8
- 239000008213 purified water Substances 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 6
- 235000000346 sugar Nutrition 0.000 claims description 6
- NOEGNKMFWQHSLB-UHFFFAOYSA-N 5-hydroxymethylfurfural Chemical compound OCC1=CC=C(C=O)O1 NOEGNKMFWQHSLB-UHFFFAOYSA-N 0.000 claims description 5
- 239000004382 Amylase Substances 0.000 claims description 5
- 102000013142 Amylases Human genes 0.000 claims description 5
- 108010065511 Amylases Proteins 0.000 claims description 5
- 229930006000 Sucrose Natural products 0.000 claims description 5
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 5
- 235000019418 amylase Nutrition 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- RJGBSYZFOCAGQY-UHFFFAOYSA-N hydroxymethylfurfural Natural products COC1=CC=C(C=O)O1 RJGBSYZFOCAGQY-UHFFFAOYSA-N 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 238000010790 dilution Methods 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- 239000005720 sucrose Substances 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 17
- 102000004190 Enzymes Human genes 0.000 abstract description 7
- 108090000790 Enzymes Proteins 0.000 abstract description 7
- 102000004169 proteins and genes Human genes 0.000 abstract description 7
- 108090000623 proteins and genes Proteins 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 7
- 235000013305 food Nutrition 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 241000894006 Bacteria Species 0.000 abstract description 2
- 244000005700 microbiome Species 0.000 abstract description 2
- 238000005374 membrane filtration Methods 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- 238000009924 canning Methods 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 235000013361 beverage Nutrition 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- 229960004793 sucrose Drugs 0.000 description 4
- 238000009010 Bradford assay Methods 0.000 description 3
- 238000007865 diluting Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 241000257303 Hymenoptera Species 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000028327 secretion Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 235000015001 Cucumis melo var inodorus Nutrition 0.000 description 1
- 240000002495 Cucumis melo var. inodorus Species 0.000 description 1
- 229930091371 Fructose Natural products 0.000 description 1
- 239000005715 Fructose Substances 0.000 description 1
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 241001122767 Theaceae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- -1 fructose and glucose Chemical class 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 235000020510 functional beverage Nutrition 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 229940002461 honey preparation Drugs 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L21/00—Marmalades, jams, jellies or the like; Products from apiculture; Preparation or treatment thereof
- A23L21/20—Products from apiculture, e.g. royal jelly or pollen; Substitutes therefor
- A23L21/25—Honey; Honey substitutes
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/51—Concentration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Jellies, Jams, And Syrups (AREA)
Abstract
The invention discloses a processing technology of refined honey, which belongs to the technical field of food processing and specifically comprises the following steps: the method comprises the following steps of firstly, raw honey inspection and storage, secondly, preliminary filtration, thirdly, fine filtration, fourthly, vacuum concentration, and fifthly, finished product packaging and storage; the honey processing technology adopted by the invention comprises four traditional main processing procedures, and also comprises a fine filtering step adopting inorganic ceramic membrane filtration, protein, enzyme and macromolecular colloidal substances can be intercepted by the fine filtering step, the operation condition is mild, the required working pressure and filtering temperature are lower, the temperature and pressure in the concentration and filtering processes can be effectively controlled, the production efficiency is high, the practicability is high, the filtering process is carried out in a closed environment, the pollution in the processing process is avoided, most of bacteria and microorganisms can be intercepted in the fine filtering process, and the product quality is improved.
Description
Technical Field
The invention belongs to the technical field of food processing, and particularly relates to a processing technology of refined honey.
Background
The honey is natural sweet substance obtained by collecting nectar, secretion or honeydew of plants by bees, combining with secretion, and brewing. Honey comprises various sugars, mainly fructose and glucose, and further comprises organic acids, enzymes, and solid particulate matter collected from bees such as plant pollen.
The honey raw honey is a raw material which is not subjected to any manual treatment, contains a large amount of pollen, dust and other impurities, and is high in viscosity. The existing honey preparation generally comprises four main processes of raw honey acceptance, filtration, concentration and canning, and tiny impurities in honey cannot be thoroughly filtered, so that the quality of the honey is influenced; and the honey contains protein and other macromolecular substances which cannot be removed, and is easy to generate turbidity and flocculent precipitates when being added into products such as fruit juice, tea, sports and functional beverages, flavored water, bubble water and the like, so that the addition amount and the application occasions of the honey in the products are greatly limited.
Disclosure of Invention
The invention aims to provide a processing technology of refined honey, which solves the problem that the addition amount of honey in a beverage product is influenced due to the existence of tiny impurities in the honey in the prior art.
The purpose of the invention can be realized by the following technical scheme:
the invention relates to a processing technology of refined honey, which specifically comprises the following steps:
the first step, raw honey inspection and storage: the key indexes of the raw honey are inspected, and the raw honey is stored in clean, dry and ventilated places after being inspected to be qualified, so that high temperature and direct sunlight are avoided;
step two, primary filtration: adding purified water into raw honey for dilution, simultaneously heating the diluted raw honey to 36-44 ℃, carrying out molten honey crystallization, pumping the raw honey subjected to molten honey crystallization into a 400-mesh bag filter for preliminary filtration, removing large-particle impurities in the raw honey under the condition that the pressure is 0.05-0.35MPa, so as to obtain preliminary filtration raw honey, and replacing a filter bag of the bag filter when the pressure of the bag filter exceeds 0.35 MPa;
step three, fine filtration: pumping the primarily filtered raw honey into an ultrafiltration system, wherein the ultrafiltration system adopts an inorganic ceramic membrane to finely filter the primarily filtered raw honey to remove macromolecular substances in the raw honey, wherein the macromolecular substances comprise proteins, enzymes, macromolecular colloidal substances and the like, so as to obtain finely filtered honey;
step four, vacuum concentration: introducing fine-filtered honey into a plate heat exchanger, heating the fine-filtered honey to 50-65 ℃, transferring the fine-filtered honey into vacuum concentration equipment, concentrating under the conditions that the vacuum degree is 0.08-0.09MPa and the temperature is 45-65 ℃, avoiding excessive heating of the honey in the process, and filtering through a 100-mesh stainless steel filter screen to obtain concentrated honey;
fifthly, packaging and storing finished products: sampling and inspecting the concentrated honey, metering and packaging, and strictly controlling unfavorable storage conditions such as foam and bubbles generated during canning to obtain refined honey; the refined honey is stored at 15-25 deg.C and protected from direct sunlight and high humidity.
Furthermore, in the first step, the key indexes are that the content of sucrose is less than or equal to 5 percent, the content of hydroxymethylfurfural is less than or equal to 40mg/kg, the activity of amylase is more than or equal to 4mL/(g h), and the content of carbon-4 plant sugar is less than or equal to 7 percent; the rest indexes are executed according to GB 14963 & 2011 & honey & GH/T18796 & 2012 & honey & lt the specification of food safety & gt.
Further, the mass ratio of the raw honey to the purified water in the second step is 1: 0.8-1.2.
Furthermore, the protein content in the fine filtered honey in the third step is less than or equal to 25 mug/mL.
Further, the water content of the concentrated honey in the fourth step is less than or equal to 24 percent.
Further, the plate heat exchanger comprises a front clamping plate, a rear clamping plate, a plate block, an upper guide rod, a lower guide rod, a guide rod support, a locking mechanism, a discharge pipe, a feed pipe, a medium outlet pipe and a medium inlet pipe, wherein the front clamping plate and the rear clamping plate are arranged in parallel, the guide rod support is arranged on one side of the rear clamping plate away from the front clamping plate, the upper guide rod and the lower guide rod are oppositely arranged between the guide rod support and the front clamping plate, one ends of the upper guide rod and the lower guide rod are fixedly connected with the front clamping plate, the other ends of the upper guide rod and the lower guide rod penetrate through the rear clamping plate and are fixedly connected with the guide rod support, the lower guide rod is in sliding connection with the rear clamping plate, a groove is formed in the top end of the rear clamping plate, the upper guide rod is positioned in the groove, two oppositely arranged installation blocks are fixedly installed on two sides of, the device comprises a front clamping plate, a rear clamping plate, a plurality of plate blocks, a material cavity, a medium cavity, a discharge pipe, a feed pipe, a medium inlet pipe and a medium outlet pipe, wherein the plate blocks are arranged between the front clamping plate and the rear clamping plate and are connected in a sealing manner through sealing rings to form the material cavity and the medium cavity which are mutually isolated;
the side of the front clamping plate and the side of the rear clamping plate are provided with a plurality of uniformly distributed yielding grooves, the yielding grooves are internally provided with locking mechanisms, and the front clamping plate and the rear clamping plate are fixedly connected through the locking mechanisms.
Further, locking mechanism includes bolt, free bearing, sleeve and lock nut, two the one end of free bearing all with front plate fixed connection, it has waist shape hole to open on the free bearing, installs the sleeve between two free bearings, two protruding axles of sleeve week side are located the waist shape downthehole of two free bearings respectively, protruding axle and waist shape hole swing joint, the bolt is located sleeve inside and with sleeve swing joint, the other end of bolt runs through the groove of stepping down and installs lock nut, lock nut and back splint looks butt.
The invention has the beneficial effects that:
the honey processing technology adopted by the invention comprises the main processing procedures of four traditional steps, and also adds a fine filtering step adopting inorganic ceramic membrane for filtering, protein, enzyme and macromolecular colloidal substances can be intercepted by the fine filtering step, the operation condition is mild, the required working pressure and filtering temperature are lower, the temperature and pressure in the concentration and filtering processes can be effectively controlled, the production efficiency is high, and the practicability is strong. The filtering process is carried out in a closed environment, so that pollution in the processing process is avoided, most of bacteria and microorganisms can be intercepted in the fine filtering process, and the product quality is improved.
In the honey processing process, no processing aid or other raw materials are introduced except ultrapure water, and the product is clean and environment-friendly. At present, the addition amount of honey in the honey beverage is less than one thousandth, the addition amount can be increased by 10-100 times by refined honey, the beverage can be effectively prevented from being turbid, flocculated or precipitated, and the honey beverage product can be kept clear and transparent within the quality guarantee period of 9-12 months;
according to the invention, the plate heat exchanger is improved, and the roller is arranged at the top of the rear clamping plate, so that the rear clamping plate moves on the upper guide rod through the roller; the hinged support is fixed on the side face of the front clamping plate, the movable sleeve is arranged in the hinged support, and the bolt can rotate around the sleeve after being arranged in the sleeve; on the other hand, through the cooperation of protruding axle on waist shape hole and the sleeve, both can realize that the bolt uses the sleeve to rotate as the center, can remove in the within range in waist shape hole again, the one end and the sleeve butt of bolt when locking, the atress part is the sleeve body rather than protruding axle position to can not influence locking mechanism's locking intensity, guaranteed locking mechanism's validity.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a plate heat exchanger according to the present invention;
FIG. 2 is a partial cross-sectional view taken at A of FIG. 1 in accordance with the present invention;
fig. 3 is a partial cross-sectional view at B of fig. 1 in accordance with the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a front splint; 2. a rear splint; 201. mounting blocks; 202. a rotating shaft; 203. a roller; 3. a plate block; 4. an upper guide rod; 5. a lower guide rod; 6. a guide rod support; 7. a locking mechanism; 701. a bolt; 702. hinging seat; 703. a waist-shaped hole; 704. a sleeve; 705. locking the nut; 8. a discharge pipe; 9. a feed pipe; 10. a medium outlet pipe; 11. and a medium inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A processing technology of refined honey specifically comprises the following steps:
firstly, checking key indexes of raw honey, wherein the cane sugar content of the raw honey is 4.1 percent, the hydroxymethylfurfural content is 25mg/kg, the amylase activity is 4.8mL/(g & h), the carbon-4 plant sugar content is 6.2 percent, and the raw honey is stored in a clean, dry and ventilated place to avoid high temperature and direct sunlight;
secondly, adding purified water into the raw honey, diluting according to the mass ratio of 1:0.8, simultaneously heating the diluted raw honey to 36 ℃, carrying out molten honey crystallization, pumping the molten and crystallized raw honey into a 400-mesh bag filter for preliminary filtration, and removing large-particle impurities in the raw honey under the pressure of 0.05MPa to obtain primary-filtered raw honey;
pumping the raw honey after primary filtration into an ultrafiltration system, wherein the ultrafiltration system adopts an inorganic ceramic membrane to finely filter the raw honey after primary filtration to remove macromolecular substances in the raw honey, wherein the macromolecular substances comprise proteins, enzymes, macromolecular colloidal substances and the like, so as to obtain fine-filtered honey; detecting the protein content in the fine-filtered honey to be 15 mu g/mL by using a Bradford method;
fourthly, introducing the fine filtered honey into a plate heat exchanger, heating the fine filtered honey to 65 ℃, transferring the fine filtered honey into vacuum concentration equipment, concentrating under the conditions that the vacuum degree is 0.08MPa and the temperature is 65 ℃, avoiding excessive heating of the honey in the process, and filtering through a 100-mesh stainless steel filter screen to obtain concentrated honey; detecting the water content of the concentrated honey to be 17.6%;
fifthly, after sampling and inspecting the concentrated honey to be qualified, metering and packaging, and strictly controlling unfavorable storage conditions such as foam and bubbles generated during canning to obtain refined honey; the refined honey is stored at 15 deg.C and protected from direct sunlight and high humidity.
Example 2
A processing technology of refined honey specifically comprises the following steps:
firstly, checking key indexes of raw honey, wherein the cane sugar content of the raw honey is 4.5 percent, the hydroxymethylfurfural content is 29mg/kg, the amylase activity is 5.3mL/(g & h), the carbon-4 plant sugar content is 5.6 percent, and the raw honey is stored in a clean, dry and ventilated place to avoid high temperature and direct sunlight;
secondly, adding purified water into the raw honey, diluting according to the mass ratio of 1:1, simultaneously heating the diluted raw honey to 40 ℃, carrying out molten honey crystallization, pumping the molten honey-crystallized raw honey into a 400-mesh bag filter for preliminary filtration, and removing large-particle impurities in the raw honey under the pressure of 0.2MPa to obtain primary-filtered raw honey;
pumping the raw honey after primary filtration into an ultrafiltration system, wherein the ultrafiltration system adopts an inorganic ceramic membrane to finely filter the raw honey after primary filtration to remove macromolecular substances in the raw honey, wherein the macromolecular substances comprise proteins, enzymes, macromolecular colloidal substances and the like, so as to obtain fine-filtered honey; detecting the protein content in the fine-filtered honey to be 18 mu g/mL by using a Bradford method;
fourthly, introducing the fine filtered honey into a plate heat exchanger, heating the fine filtered honey to 58 ℃, then transferring the fine filtered honey into vacuum concentration equipment, concentrating under the conditions that the vacuum degree is 0.09MPa and the temperature is 56 ℃, avoiding excessive heating of the honey in the process, and then filtering through a 100-mesh stainless steel filter screen to obtain concentrated honey; detecting the water content of the concentrated Mel to be 20.4%
Fifthly, after sampling and inspecting the concentrated honey to be qualified, metering and packaging, and strictly controlling unfavorable storage conditions such as foam and bubbles generated during canning to obtain refined honey; the refined honey is stored at 20 deg.C and protected from direct sunlight and high humidity.
Example 3
A processing technology of refined honey specifically comprises the following steps:
firstly, checking key indexes of raw honey, wherein the cane sugar content of the raw honey is 3.8 percent, the hydroxymethylfurfural content is 33mg/kg, the amylase activity is 5.6mL/(g & h), the carbon-4 plant sugar content is 5.7 percent, and the raw honey is stored in a clean, dry and ventilated place to avoid high temperature and direct sunlight;
secondly, adding purified water into the raw honey, diluting according to the mass ratio of 1:1.2, simultaneously heating the diluted raw honey to 44 ℃, carrying out molten honey crystallization, pumping the molten and crystallized raw honey into a 400-mesh bag filter for preliminary filtration, and removing large-particle impurities in the raw honey under the pressure of 0.35MPa to obtain primary-filtered raw honey;
pumping the raw honey after primary filtration into an ultrafiltration system, wherein the ultrafiltration system adopts an inorganic ceramic membrane to finely filter the raw honey after primary filtration to remove macromolecular substances in the raw honey, wherein the macromolecular substances comprise proteins, enzymes, macromolecular colloidal substances and the like, so as to obtain fine-filtered honey; detecting the protein content in the fine-filtered honey to be 22 mu g/mL by using a Bradford method;
fourthly, introducing the fine filtered honey into a plate heat exchanger, heating the fine filtered honey to 50 ℃, transferring the fine filtered honey into vacuum concentration equipment, concentrating under the conditions that the vacuum degree is 0.09MPa and the temperature is 45 ℃, avoiding excessive heating of the honey in the process, and filtering through a 100-mesh stainless steel filter screen to obtain concentrated honey; detecting the water content of the concentrated Mel to be 19.5%
Fifthly, after sampling and inspecting the concentrated honey to be qualified, metering and packaging, and strictly controlling unfavorable storage conditions such as foam and bubbles generated during canning to obtain refined honey; the refined honey is stored at a temperature of 25 deg.C and protected from direct sunlight and high humidity.
Referring to fig. 1-3, the plate heat exchanger includes a front plate 1, a rear plate 2, a plate 3, an upper guide rod 4, a lower guide rod 5, a guide rod pillar 6, a locking mechanism 7, a discharge pipe 8, a feed pipe 9, a medium outlet pipe 10, and a medium inlet pipe 11, the front plate 1 and the rear plate 2 are arranged in parallel, the guide rod pillar 6 is arranged on one side of the rear plate 2 away from the front plate 1, the upper guide rod 4 and the lower guide rod 5 are oppositely arranged between the guide rod pillar 6 and the front plate 1, one end of the upper guide rod 4 and one end of the lower guide rod 5 are fixedly connected with the front plate 1, the other end of the upper guide rod 4 and the other end of the lower guide rod 5 penetrate through the rear plate 2 and are fixedly connected with the guide rod pillar 6, the lower guide rod 5 is slidably connected with the rear plate 2, a groove is formed at the top end of the rear plate 2, the upper guide rod 4, a rotating shaft 202 is arranged between the two mounting blocks 201, a roller 203 is rotatably arranged on the rotating shaft 202, the roller 203 is in rolling connection with the upper guide rod 4, a plurality of plates 3 are arranged between the front splint 1 and the rear splint 2, the plates 3 are in sealing connection through sealing rings to form a material cavity and a medium cavity which are isolated from each other, a discharge pipe 8, a feed pipe 9, a medium inlet pipe 11 and a medium outlet pipe 10 are arranged on one side of the front splint 1 far away from the rear splint 2, the feed pipe 9 and the discharge pipe 8 are positioned on the same side, the feeding pipe 9 is positioned below the discharging pipe 8, the feeding pipe 9 and the discharging pipe 8 both penetrate through the front clamping plate 1 and are communicated with the material cavity, the medium inlet pipe 11 and the medium outlet pipe 10 are positioned on the same side, the medium inlet pipe 11 is positioned above the medium outlet pipe 10, and both the medium inlet pipe 11 and the medium outlet pipe 10 penetrate through the front clamping plate 1 and are communicated with the medium cavity;
the side of week of front splint 1 and back splint 2 is opened has a plurality of evenly distributed's groove of stepping down, the inslot of stepping down installs locking mechanism 7, and front splint 1 passes through locking mechanism 7 fixed connection with back splint 2.
Locking mechanism 7 includes bolt 701, free bearing 702, sleeve 704 and lock nut 705, two the one end of free bearing 702 all with preceding splint 1 fixed connection, it has waist shape hole 703 to open on the free bearing 702, installs sleeve 704 between two free bearings 702, two protruding axles of sleeve 704 week side are located the waist shape hole 703 of two free bearings 702 respectively, protruding axle and waist shape hole 703 swing joint, bolt 701 is located inside sleeve 704 and with sleeve 704 swing joint, the other end of bolt 701 runs through the groove of stepping down and installs lock nut 705, lock nut 705 and back splint 2 looks butt.
The working principle of the invention is as follows:
when the plate heat exchanger is used, firstly, the tight contact state between the locking nut 705 and the rear clamping plate 2 is checked and confirmed, the leakage condition that the sealing is not tight is prevented from existing between the plates 3, then, fine filtered honey to be heated is pumped into a material cavity from the feeding pipe 9, then, a heat medium is pumped into the medium cavity from the medium inlet pipe 11, the fine filtered honey is heated through the heat medium, the heated fine filtered honey is discharged from the discharging pipe 8, and vacuum concentration treatment is carried out; the heat medium after heat exchange flows out of the medium outlet pipe 10, and is heated again to perform circulating heat exchange;
when plate heat exchanger washs or maintains as needs, firstly rotate lock nut 705, make lock nut 705 keep away from back splint 2, then promote sleeve 704 to the one side that preceding splint 1 was kept away from to waist shape hole 703, rotate bolt 701 and make the one end of installing lock nut 705 keep away from back splint 2, realize bolt 701 and the separation of back splint 2, then move back splint 2 along the direction that upper guide arm 4 was kept away from preceding splint 1, thereby can be convenient dismantle plate 3 and wash or maintain, after washing or maintaining, laminate back splint 2 again on plate 3, rotate bolt 701 again to the inslot that steps down that corresponds, rotatory lock nut 705, it is sealed with plate 3 between back splint 2 and the preceding splint 1, can put into production and use after detecting no leakage.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.
Claims (5)
1. The processing technology of the refined honey is characterized by comprising the following steps:
the first step, raw honey inspection and storage: the key indexes of the raw honey are inspected, and the raw honey is stored in clean, dry and ventilated places after being inspected to be qualified, so that direct sunlight is avoided;
step two, primary filtration: adding purified water into raw honey for dilution, simultaneously heating the diluted raw honey to 36-44 ℃ for melting the honey, pumping the melted honey into a 400-mesh bag filter for preliminary filtration, and removing large-particle impurities in the raw honey under the pressure of 0.05-0.35MPa to obtain preliminary-filtered raw honey;
step three, fine filtration: pumping the primarily filtered raw honey into an ultrafiltration system, wherein the ultrafiltration system adopts an inorganic ceramic membrane to finely filter the primarily filtered raw honey to remove macromolecular substances in the raw honey to obtain finely filtered honey;
step four, vacuum concentration: introducing the fine-filtered honey into a plate heat exchanger, heating the fine-filtered honey to 50-65 ℃, transferring into a vacuum concentration device, concentrating under the conditions of vacuum degree of 0.08-0.09MPa and temperature of 45-65 ℃, and filtering through a 100-mesh stainless steel filter screen to obtain concentrated honey;
fifthly, packaging and storing finished products: sampling and inspecting the concentrated honey, metering and packaging to obtain refined honey, wherein the storage temperature of the refined honey is controlled at 15-25 ℃, and direct sunlight is avoided.
2. A refined honey processing technology as claimed in claim 1, characterized in that: in the first step, the key indexes are that the sucrose is less than or equal to 5 percent, the hydroxymethylfurfural is less than or equal to 40mg/kg, the amylase activity is more than or equal to 4mL/(g and h), and the carbon-4 plant sugar is less than or equal to 7 percent.
3. A refined honey processing technology as claimed in claim 1, characterized in that: in the second step, the mass ratio of the raw honey to the purified water is 1: 0.8-1.2.
4. A refined honey processing technology as claimed in claim 1, characterized in that: in the third step, the protein content in the fine filtered honey is less than or equal to 25 mug/mL.
5. A refined honey processing technology as claimed in claim 1, characterized in that: in the fourth step, the water content of the concentrated honey is less than or equal to 24 percent.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113892616A (en) * | 2021-09-29 | 2022-01-07 | 广西蜜博士蜂业有限责任公司 | Preparation method of sterile honey |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113892616A (en) * | 2021-09-29 | 2022-01-07 | 广西蜜博士蜂业有限责任公司 | Preparation method of sterile honey |
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