CN115569701A - Wall breaking equipment for dendrobium freeze-dried powder production and process thereof - Google Patents
Wall breaking equipment for dendrobium freeze-dried powder production and process thereof Download PDFInfo
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- CN115569701A CN115569701A CN202211176668.2A CN202211176668A CN115569701A CN 115569701 A CN115569701 A CN 115569701A CN 202211176668 A CN202211176668 A CN 202211176668A CN 115569701 A CN115569701 A CN 115569701A
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- dendrobium
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- 239000000843 powder Substances 0.000 title claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 18
- 239000002002 slurry Substances 0.000 claims abstract description 71
- 238000001035 drying Methods 0.000 claims abstract description 54
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 46
- 240000004638 Dendrobium nobile Species 0.000 claims abstract description 37
- 238000004537 pulping Methods 0.000 claims abstract description 35
- 238000007710 freezing Methods 0.000 claims abstract description 34
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims description 32
- 230000008014 freezing Effects 0.000 claims description 21
- 239000007789 gas Substances 0.000 claims description 20
- 230000007246 mechanism Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 17
- HDTRYLNUVZCQOY-UHFFFAOYSA-N α-D-glucopyranosyl-α-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OC1C(O)C(O)C(O)C(CO)O1 HDTRYLNUVZCQOY-UHFFFAOYSA-N 0.000 claims description 15
- HDTRYLNUVZCQOY-WSWWMNSNSA-N Trehalose Natural products O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 HDTRYLNUVZCQOY-WSWWMNSNSA-N 0.000 claims description 15
- HDTRYLNUVZCQOY-LIZSDCNHSA-N alpha,alpha-trehalose Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 HDTRYLNUVZCQOY-LIZSDCNHSA-N 0.000 claims description 15
- 238000010009 beating Methods 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 10
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 5
- 239000008176 lyophilized powder Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 230000002829 reductive effect Effects 0.000 abstract description 6
- 238000002425 crystallisation Methods 0.000 abstract description 3
- 230000008025 crystallization Effects 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 239000013078 crystal Substances 0.000 abstract description 2
- 230000006911 nucleation Effects 0.000 abstract description 2
- 238000010899 nucleation Methods 0.000 abstract description 2
- 239000013543 active substance Substances 0.000 abstract 1
- 210000002421 cell wall Anatomy 0.000 abstract 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 18
- 230000000052 comparative effect Effects 0.000 description 14
- 239000000706 filtrate Substances 0.000 description 11
- 150000004676 glycans Chemical class 0.000 description 7
- 229920001282 polysaccharide Polymers 0.000 description 7
- 239000005017 polysaccharide Substances 0.000 description 7
- 239000002585 base Substances 0.000 description 6
- 238000003795 desorption Methods 0.000 description 6
- 238000000859 sublimation Methods 0.000 description 6
- 230000008022 sublimation Effects 0.000 description 6
- RYAHJFGVOCZDEI-UFFNCVEVSA-N Dendrobine Chemical compound C([C@H]1CC[C@@H]2[C@@]31C)N(C)[C@@H]3[C@H]1[C@@H](C(C)C)[C@@H]2C(=O)O1 RYAHJFGVOCZDEI-UFFNCVEVSA-N 0.000 description 5
- RYAHJFGVOCZDEI-CZKZLRAZSA-N dendrobine Natural products O=C1O[C@@H]2[C@H](C(C)C)[C@H]1[C@H]1[C@@]3(C)[C@@H]2N(C)C[C@H]3CC1 RYAHJFGVOCZDEI-CZKZLRAZSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000008267 milk Substances 0.000 description 3
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- 235000013336 milk Nutrition 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
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- 238000001953 recrystallisation Methods 0.000 description 2
- 206010011224 Cough Diseases 0.000 description 1
- 241001076416 Dendrobium tosaense Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036737 immune function Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000010902 jet-milling Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/20—Disintegrating by mills having rotary beater elements ; Hammer mills with two or more co-operating rotors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K36/00—Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
- A61K36/18—Magnoliophyta (angiosperms)
- A61K36/88—Liliopsida (monocotyledons)
- A61K36/898—Orchidaceae (Orchid family)
- A61K36/8984—Dendrobium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/30—Driving mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/06—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum the process involving freezing
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Natural Medicines & Medicinal Plants (AREA)
- Food Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Alternative & Traditional Medicine (AREA)
- Molecular Biology (AREA)
- Botany (AREA)
- Medical Informatics (AREA)
- Medicinal Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Mycology (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Preparation (AREA)
Abstract
The invention relates to the field of dendrobe freeze-dried powder, in particular to wall breaking equipment for dendrobe freeze-dried powder production and a process thereof, wherein the main production process of the dendrobe freeze-dried powder comprises the following steps: 1) Cleaning and crushing; 2) Breaking cell wall and pulping; 3) Pretreating the slurry; 4) Re-freezing; 5) Drying process, at broken wall pulping process, utilize this broken wall equipment, realize the integration of stem of noble dendrobium broken wall smashing and slurrying, improved the production efficiency of freeze-dried powder, also simplified the operation. According to the invention, high-pressure nitrogen is used for replacing high-pressure dry air in the wall breaking process of the dendrobium, so that the problem that active substances in the dendrobium are oxidized in the crushing process is effectively avoided, and the nitrogen can be recycled, so that the consumption is reduced, and the production cost is saved; through the re-freezing treatment of the slurry, the crystallization is complete, the difference of nucleation temperature can be reduced, the size of ice crystals is uniform, the subsequent uniform drying is facilitated, and the quality of freeze-dried powder is ensured.
Description
Technical Field
The invention relates to the technical field of dendrobium freeze-dried powder, and in particular relates to wall breaking equipment for dendrobium freeze-dried powder production and a process thereof.
Background
Dendrobe is a traditional rare Chinese medicinal material in China, and has unique effects of tonifying stomach, promoting fluid production, nourishing yin, clearing heat, moistening lung, relieving cough and the like. Scientific research shows that the dendrobium contains beneficial components such as dendrobium polysaccharide, dendrobine, various trace elements and the like, and has the effects of improving the immune function of human bodies, eliminating tumors, inhibiting cancers and the like. Because the dendrobium nobile has good medicinal value and health care value, the dendrobium nobile can be prepared into freeze-dried powder to prolong the storage time and is convenient to eat.
At present, when the dendrobium freeze-dried powder is manufactured, a jet mill is firstly utilized to break the wall of the dendrobium and crush the dendrobium, and then the crushed material is subjected to pulping, pre-freezing and drying treatment. Therefore, a wall breaking device and a process for producing dendrobium freeze-dried powder are provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides wall breaking equipment for dendrobium freeze-dried powder production and a process thereof, which solve the problems that the active ingredients of the dendrobium freeze-dried powder are partially oxidized and are difficult to be completely crystallized during pre-freezing in the production process in the prior art, and ensure the quality of the freeze-dried powder.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a stem of noble dendrobium is broken wall equipment for freeze-dried powder production, includes the base, set gradually on the base and be used for providing high-pressure nitrogen's air feed mechanism, be used for the feed cylinder of splendid attire stem of noble dendrobium raw materials, be used for the crushing room of the crushing broken wall of stem of noble dendrobium, conveying pipeline, separation making beating mechanism, gas-supply pipe, be used for getting rid of the drying cylinder of nitrogen gas moisture and be used for the back flow of nitrogen gas circulation.
The separation and beating mechanism comprises a shell arranged on a base, a circular plate with a leak hole is arranged in the shell, filter cloth is fixed at the bottom end of the circular plate, a separation portion and a beating portion are arranged in the shell, and a power portion used for driving the separation portion and the beating portion is further arranged in the shell.
The power portion is fixed with the round shell with the conveying pipeline intercommunication including the support frame that is fixed in the casing on the support frame, rotates on the round shell and installs the pivot, is fixed with a plurality of rotor plates along its circumferencial direction in the pivot, the position intercommunication that the round shell corresponds the conveying pipeline has the discharging pipe, and the position that the round shell corresponds the discharging pipe is fixed with the fender shell.
Preferably, the beating part comprises a supporting shaft fixed at the bottom end of the rotating shaft, a first gear is fixed at the other end of the supporting shaft, a second gear is symmetrically meshed on the first gear, a stirring frame rotatably connected with the supporting frame is sleeved on the second gear, and impellers are arranged on the stirring frame.
Preferably, the separating part comprises a connecting shaft fixed at the top end of the rotating shaft, the other end of the connecting shaft is fixedly provided with a connecting plate, and the connecting plate is fixedly provided with a plurality of arc-shaped centrifugal scrapers along the circumferential direction of the connecting plate.
Preferably, the air supply mechanism comprises a compressor arranged on the base, an air inlet of the compressor is communicated with the return pipe, an air outlet of the compressor is communicated with a connecting pipe, the other end of the connecting pipe is communicated with an air storage tank arranged on the compressor, and the air storage tank is communicated with an airflow pipe communicated with the crushing chamber.
Preferably, the return pipe is communicated with the lower part of the drying tank, the gas pipe is communicated and installed between the shell and the drying tank, the gas conveying pipe is communicated and installed between the shell and the crushing chamber, and the discharge port of the feed cylinder is communicated with the airflow pipe.
The invention also provides a production process of the dendrobium nobile freeze-dried powder, which specifically comprises the following steps:
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material;
2) Breaking walls and pulping: putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, and using high-pressure nitrogen as a gas source in the wall breaking and pulping processes to obtain dendrobium pulp;
3) Slurry pretreatment: adding trehalose into the dendrobe slurry, and uniformly stirring to obtain a pretreatment slurry;
4) Re-freezing treatment: filtering the pretreated slurry, then pre-freezing the filtered juice, re-heating the pre-frozen filtered juice, performing heat preservation treatment, and finally re-freezing to obtain frozen slurry;
5) And (3) drying treatment: and (3) drying the frozen slurry in a vacuum freeze dryer, and crushing the dried material to obtain the dendrobium freeze-dried powder.
Preferably, in the step 3), the pre-freezing temperature of the filtered juice is-20 to-18 ℃, and the pre-freezing time is 4.5 to 5 hours; and heating the filtered juice to-7 to-8 ℃ and preserving the temperature for 1.5 to 2 hours.
Preferably, the refreezing temperature of the filtered juice is-20 to-18 ℃, and the refreezing time is 4 to 4.5 hours.
Preferably, in the step (5), the frozen slurry is firstly sublimated and dried for 15 to 18 hours at the temperature of between 25 ℃ below zero and 28 ℃ below zero and then is resolved and dried for 8 to 9 hours at the temperature of between 25 ℃ and 30 ℃.
Preferably, in the step (2), the feed-liquid ratio of the dendrobium to pure water in the dendrobium slurry is 1g:100ml; in the step (3), the trehalose accounts for 2% of the total mass of the pretreated slurry.
(III) advantageous effects
The invention provides wall breaking equipment for dendrobium freeze-dried powder production and a process thereof, and the equipment has the following beneficial effects:
1. through the broken wall in-process at the stem of noble dendrobium, replace highly compressed dry air with high-pressure nitrogen gas, effectively avoid the interior active material of stem of noble dendrobium to take place the problem of oxidation at crushing in-process, and nitrogen gas circulated use has also reduced the consumption, has practiced thrift manufacturing cost.
2. Through the re-freezing treatment of the slurry, as partial crystallization components in the quick pre-freezing slurry are difficult to be completely crystallized, the temperature rise re-freezing treatment mode is utilized to promote the formation of recrystallization, the crystallization is complete, and meanwhile, the difference of nucleation temperature can be reduced by the recrystallization mode, so that the ice crystal size is uniform, the subsequent uniform drying is facilitated, and the quality of the freeze-dried powder is ensured.
3. Carry out the broken wall shredding to the stem of noble dendrobium through the broken wall equipment in adopting this application, start air feed mechanism, high-pressure nitrogen gas blows in the stem of noble dendrobium material and carries out the broken wall in the crushing chamber and smashes, and the stem of noble dendrobium powder after the broken wall is smashed gets into the separation beating mechanism along the conveying pipeline, and the powder in the nitrogen gas is separated out and is made milk, realizes that the stem of noble dendrobium broken wall is smashed and the integration of slurrying, has improved the production efficiency of freeze-dried powder, has also simplified the operation.
4. By adding the power part, the pulping part and the separating part, the power part can drive the pulping part and the separating part to operate, the structure is compact, and the linkage is good.
Drawings
FIG. 1 is a schematic view of the wall breaking apparatus of the present invention;
FIG. 2 is another view-angle structure diagram of the wall-breaking apparatus of the present invention;
FIG. 3 is a sectional view of the housing construction of the present invention;
FIG. 4 is a sectional view of another perspective structure of the housing of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 4 according to the present invention;
FIG. 6 is a cross-sectional view of the construction of the shell and the shield of the present invention.
In the figure: 1. an air supply mechanism; 11. a compressor; 12. a gas storage tank; 13. a connecting pipe; 14. an airflow duct; 2. a supply cylinder; 3. a crushing chamber; 4. separating the pulping mechanism; 41. a housing; 42. a support frame; 43. a power section; 431. a round shell; 432. a rotating shaft; 433. a rotating plate; 434. a discharge pipe; 435. a blocking shell; 44. a separation section; 441. a connecting shaft; 442. a connecting plate; 443. centrifuging and scraping; 45. a beating part; 451. a support shaft; 452. a first gear; 453. a second gear; 454. a stirring frame; 455. an impeller; 46. a circular plate; 47. filtering cloth; 5. a drying tank; 6. a delivery pipe; 7. a gas delivery pipe; 8. a return pipe; 9. a base.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1-6, a stem of noble dendrobium freeze-dried powder production is with broken wall equipment, including base 9, the last air feed mechanism 1 that is used for providing high-pressure nitrogen gas that sets gradually of base 9, a feed cylinder 2 for splendid attire stem of noble dendrobium raw materials, crushing room 3 for the stem of noble dendrobium is smashed the broken wall, conveying pipeline 6, separation beating mechanism 4, gas-supply pipe 7, a drying cylinder 5 for getting rid of nitrogen gas moisture and a back flow 8 that is used for the nitrogen gas circulation, back flow 8 and 5 lower part intercommunications of drying cylinder, the inside water-absorbing agent that is filled with of drying cylinder 5, gas-supply pipe 7 intercommunication is installed between casing 41 and drying cylinder 5, conveying pipeline 6 intercommunication is installed between casing 41 and crushing room 3, the discharge gate and the air-flow pipe 14 intercommunication of feed cylinder 2. Wherein, put into feed cylinder 2 with the stem of noble dendrobium raw materials after preliminary crushing in, start air feed mechanism 1, high pressure nitrogen gas blows in the stem of noble dendrobium material and carries out the broken wall and smashes in smashing room 3, the stem of noble dendrobium powder after the broken wall is smashed gets into separation beating mechanism 4 along conveying pipeline 6 in, the powder in the nitrogen gas is separated out and is made the milk, realize the integration that the stem of noble dendrobium broken wall is smashed and is made milk, the production efficiency of freeze-dried powder has been improved, the operation has also been simplified, nitrogen gas after the separation gets into drying tank 5 along gas-supply pipe 7 in, nitrogen gas gets into air feed mechanism 1 along back flow 8 after the drying, the reuse of nitrogen gas has been realized, and the cost is reduced.
The separation and beating mechanism 4 comprises a shell 41 arranged on a base 9, a side door is arranged on the shell 41, a proper amount of water can be injected into the shell 41 in advance, the side door is not shown in the drawing, a circular plate 46 with a leak hole is arranged in the shell 41, a filter cloth 47 is fixed at the bottom end of the circular plate 46, the circular plate 46 plays a supporting role for the filter cloth 47, the filter cloth 47 is ensured to be in a flat state, nitrogen can penetrate through the filter cloth 47, powder carried in air flow is intercepted on the filter cloth 47, a separation part 44 and a beating part 45 are arranged in the shell 41, and a power part 43 for driving the separation part 44 and the beating part 45 is also arranged in the shell 41. Specifically, the power unit 43 includes a supporting frame 42 fixed in the housing 41, a circular shell 431 fixed on the supporting frame 42 and communicated with the material delivery pipe 6, a rotating shaft 432 rotatably installed on the circular shell 431, a plurality of rotating plates 433 fixed on the rotating shaft 432 along the circumferential direction thereof, a material discharge pipe 434 communicated with the circular shell 431 at a position corresponding to the material delivery pipe 6, and a baffle shell 435 fixed at a position of the circular shell 431 corresponding to the material discharge pipe 434. Wherein, the air current gets into circle shell 431 from conveying pipeline 6 in, can drive rotor plate 433 and rotate, can drive pivot 432 and rotate, and the air current is spout from discharging pipe 434 afterwards, and under the limiting displacement of keeping off shell 435, the air current generally flows downwards, and the stem of noble dendrobium powder in the air current can carry out the aquatic of casing 41 lower part, and few branches of stem of noble dendrobium powder do not get into the aquatic and move up along the air current, are held back on filter cloth 47 finally.
Specifically, the beating portion 45 includes a support shaft 451 fixed at the bottom end of the rotating shaft 432, a first gear 452 is fixed at the other end of the support shaft 451, a second gear 453 is symmetrically engaged with the first gear 452, the size of the first gear 452 is larger than that of the second gear 453, a stirring frame 454 rotatably connected with the support frame 42 is sleeved on the second gear 453, and an impeller 455 is installed on the stirring frame 454. The rotating shaft 432 rotates to drive the supporting shaft 451 to rotate, the stirring frames 454 at two sides and the upper impeller 455 thereof can be driven to rotate through the transmission of the first gear 452 and the second gear 453, the stirring frames 454 can mix and stir powder and water, and the impeller 455 can suck the powder falling on the water downwards, so that the powder can be rapidly mixed in the water. The separating portion 44 includes a connecting shaft 441 fixed to a top end of the rotating shaft 432, a connecting plate 442 fixed to the other end of the connecting shaft 441, and a plurality of centrifugal blades 443 having an arc shape fixed to the connecting plate 442 in a circumferential direction thereof. The rotation shaft 432 rotates to drive the connecting shaft 441 fixed thereto to rotate, so as to drive the plurality of centrifugal scrapers 443 to rotate, and the powder trapped on the filter cloth 47 is thrown outwards, and then falls into water slowly under the action of gravity. In addition, the power part 43 can be operated by the airflow, and the power part 43 can drive the pulping part 45 and the separating part 44 to operate, so that the structure is compact, and the linkage is good.
In this embodiment, the air supply mechanism 1 includes a compressor 11 mounted on the base 9, an air inlet of the compressor 11 is communicated with the return pipe 8, an air outlet of the compressor 11 is communicated with a connecting pipe 13, another end of the connecting pipe 13 is communicated with an air storage tank 12 mounted on the compressor 11, the air storage tank 12 is communicated with an airflow pipe 14 communicated with the pulverizing chamber 3, and the airflow pipe 14 is provided with a valve. Wherein, high-pressure nitrogen gas in the gas holder 12 can get into crushing room 3 along airflow pipe 14 in, and the stem of noble dendrobium raw materials in the feed cylinder 2 also gets into crushing room 3 simultaneously, accessible conveying pipeline 6 gets into in the casing 41 after high-pressure jet milling, and the nitrogen gas through separating among the mechanism of beating 4 can carry a small amount of moisture, and the nitrogen gas that carries a small amount of moisture gets into compressor 11 along back flow 8 after 5 dehumidifications of drying can and then is compressed to the gas holder 12 in, accomplishes the cyclic utilization of nitrogen gas, the cost is reduced.
Example 2
The embodiment provides a dendrobium nobile freeze-dried powder production process, which specifically comprises the following steps:
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material.
2) Breaking walls and pulping: and putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, and using high-pressure nitrogen as a gas source in the wall breaking and pulping processes to obtain dendrobium pulp. Wherein the feed-liquid ratio of the dendrobium to pure water in the dendrobium slurry is 1g:100ml.
3) Slurry pretreatment: and adding trehalose into the dendrobe slurry, and uniformly stirring to obtain the pretreatment slurry. Wherein, the trehalose accounts for 2 percent of the total mass of the pretreatment slurry.
4) Re-freezing treatment: filtering the pretreated slurry, pre-freezing the filtrate at-20 deg.C for 4.5h, heating the pre-frozen filtrate to-7 deg.C again, maintaining the temperature for 1.5h, and freezing at-20 deg.C for 4h to obtain frozen slurry.
5) And (3) drying treatment: and (3) drying the frozen slurry in a vacuum freeze dryer, firstly carrying out sublimation drying on the frozen slurry at the temperature of minus 25 ℃ for 15 hours, then carrying out desorption drying at the temperature of 30 ℃ for 8 hours, and crushing the dried material to obtain the dendrobium freeze-dried powder.
Example 3
The embodiment provides a dendrobium nobile freeze-dried powder production process, which specifically comprises the following steps:
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material.
2) Breaking walls and pulping: and putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, and using high-pressure nitrogen as a gas source in the wall breaking and pulping processes to obtain dendrobium pulp. Wherein the feed-liquid ratio of the dendrobium to pure water in the dendrobium slurry is 1g:100ml.
3) Slurry pretreatment: and adding trehalose into the dendrobe slurry, and uniformly stirring to obtain the pretreatment slurry. Wherein, the trehalose accounts for 2 percent of the total mass of the pretreated slurry.
4) Re-freezing treatment: filtering the pretreated slurry, pre-freezing the filtrate at-19 deg.C for 5h, heating the pre-frozen filtrate to-7 deg.C again, maintaining the temperature for 1.8h, and freezing at-20 deg.C for 4.5h to obtain frozen slurry.
5) And (3) drying treatment: drying the frozen slurry in a vacuum freeze dryer, firstly carrying out sublimation drying on the frozen slurry at-26 ℃ for 16h, then carrying out desorption drying at 25 ℃ for 8.5h, and crushing the dried material to obtain the dendrobium freeze-dried powder.
Example 4
The embodiment provides a dendrobium nobile freeze-dried powder production process, which specifically comprises the following steps:
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material.
2) Breaking walls and pulping: and putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, and using high-pressure nitrogen as a gas source in the wall breaking and pulping processes to obtain dendrobium pulp. Wherein the feed-liquid ratio of the dendrobium to pure water in the dendrobium slurry is 1g:100ml.
3) Slurry pretreatment: and adding trehalose into the dendrobe slurry, and uniformly stirring to obtain the pretreatment slurry. Wherein, the trehalose accounts for 2 percent of the total mass of the pretreatment slurry.
4) Re-freezing treatment: filtering the pretreated slurry, pre-freezing the filtrate at-18 deg.C for 4.5h, heating the pre-frozen filtrate to-8 deg.C again, maintaining the temperature for 2h, and freezing at-18 deg.C for 4.5h to obtain frozen slurry.
5) And (3) drying treatment: drying the frozen slurry in a vacuum freeze dryer, firstly carrying out sublimation drying for 18 hours at the temperature of minus 28 ℃, then carrying out desorption drying for 9 hours at the temperature of 25 ℃, and crushing the dried material to obtain the dendrobium freeze-dried powder.
Comparative example 1
The comparative example provides a dendrobium nobile freeze-dried powder production process, which specifically comprises the following steps:
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material.
2) Breaking walls and pulping: and putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, and using dry air as an air source in the wall breaking and pulping processes to obtain dendrobium pulp. Wherein the feed-liquid ratio of the dendrobium to pure water in the dendrobium slurry is 1g:100ml.
3) Slurry pretreatment: and adding trehalose into the dendrobe slurry, and uniformly stirring to obtain the pretreatment slurry. Wherein, the trehalose accounts for 2 percent of the total mass of the pretreated slurry.
4) Re-freezing treatment: filtering the pretreated slurry, pre-freezing the filtrate at-20 deg.C for 4.5h, heating the pre-frozen filtrate to-7 deg.C again, maintaining the temperature for 1.5h, and freezing at-20 deg.C for 4h to obtain frozen slurry.
5) And (3) drying treatment: drying the frozen slurry in a vacuum freeze dryer, firstly carrying out sublimation drying for 15 hours at the temperature of minus 25 ℃, then carrying out desorption drying for 8 hours at the temperature of 30 ℃, and crushing the dried material to obtain the dendrobium freeze-dried powder.
Comparative example 2
The comparative example provides a dendrobium nobile freeze-dried powder production process, which specifically comprises the following steps:
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material.
2) Breaking walls and pulping: and putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, and using dry air as an air source in the wall breaking and pulping processes to obtain dendrobium pulp. Wherein the feed-liquid ratio of the dendrobium to pure water in the dendrobium slurry is 1g:100ml.
3) Slurry pretreatment: and adding trehalose into the dendrobe slurry, and uniformly stirring to obtain the pretreatment slurry. Wherein, the trehalose accounts for 2 percent of the total mass of the pretreated slurry.
4) Freezing treatment: the pre-treated slurry was filtered and the filtrate was then pre-frozen at-20 ℃ for 4.5h to obtain a frozen slurry.
5) And (3) drying treatment: and (3) drying the frozen slurry in a vacuum freeze dryer, firstly carrying out sublimation drying on the frozen slurry at the temperature of minus 25 ℃ for 15 hours, then carrying out desorption drying at the temperature of 30 ℃ for 8 hours, and crushing the dried material to obtain the dendrobium freeze-dried powder.
Comparative example 3
The comparative example provides a dendrobium nobile freeze-dried powder production process, which specifically comprises the following steps:
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material.
2) Breaking walls and pulping: and (3) putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, wherein high-pressure nitrogen is used as a gas source in the wall breaking and pulping process to obtain dendrobium pulp. Wherein the feed-liquid ratio of the dendrobium to pure water in the dendrobium slurry is 1g:100ml.
3) Re-freezing treatment: filtering the herba Dendrobii slurry, pre-freezing the filtrate at-20 deg.C for 4.5h, heating the pre-frozen filtrate to-7 deg.C again, keeping the temperature for 1.5h, and freezing at-20 deg.C for 4h to obtain frozen slurry.
4) And (3) drying treatment: and (3) drying the frozen slurry in a vacuum freeze dryer, firstly carrying out sublimation drying on the frozen slurry at the temperature of minus 25 ℃ for 15 hours, then carrying out desorption drying at the temperature of 30 ℃ for 8 hours, and crushing the dried material to obtain the dendrobium freeze-dried powder.
Quality detection
1. According to a method specified by dendrobium polysaccharide in content determination items in dendrobium officinale in the first part of the Chinese pharmacopoeia (2010), dendrobium raw materials and the dendrobium freeze-dried powder in the embodiment 2 and the comparative examples 1-3 are determined. Specific results are shown in table 1.
TABLE 1 determination of polysaccharide content
Item | The content of the dendrobium raw material polysaccharide% | Content of polysaccharide in lyophilized powder of herba Dendrobii, and | polysaccharide reduction ratio% |
Example 2 | 31.28 | 31.21 | 0.22 |
Comparative example 1 | 31.42 | 30.15 | 4.04 |
Comparative example 2 | 30.71 | 30.33 | 1.23 |
Comparative example 3 | 30.95 | 30.74 | 0.68 |
2. Detecting the content of dendrobine by gas chromatography, and determining according to the method specified in Dendrobium nobile Lindl under the item of content determination in Dendrobium nobile Lindl of the first part of Chinese pharmacopoeia (2010 edition). Specific results are shown in table 2.
TABLE 2 determination of dendrobine content
Item | Dendrobe raw material alkali content% | Content of alkali in lyophilized powder of herba Dendrobii | Reduction ratio of dendrobine% |
Example 2 | 0.048 | 0.047 | 2.1 |
Comparative example 1 | 0.045 | 0.042 | 6.7 |
Comparative example 2 | 0.046 | 0.044 | 4.3 |
Comparative example 3 | 0.041 | 0.040 | 2.4 |
As can be seen from tables 1 and 2: compared with the freeze-dried powder in comparative examples 1-3, the freeze-dried powder in example 2 has the lowest reduction ratio of polysaccharide and dendrobine, which shows that replacing dry air with nitrogen, re-freezing dendrobe slurry, and adding trehalose all play a positive role in improving the quality of the freeze-dried powder.
All kinds of parts used in this application file are standard parts, can purchase from the market, and the specific connected mode of each part all adopts conventional means such as ripe bolt, rivet and welding among the prior art, and machinery, part and electrical equipment all adopt conventional model among the prior art.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (10)
1. A wall breaking device for dendrobium freeze-dried powder production comprises a base (9) and is characterized in that an air supply mechanism (1) for providing high-pressure nitrogen, a feeding cylinder (2) for containing dendrobium raw materials, a crushing chamber (3) for crushing and breaking walls of dendrobium, a material conveying pipe (6), a separation pulping mechanism (4), a gas conveying pipe (7), a drying tank (5) for removing nitrogen moisture and a return pipe (8) for nitrogen circulation are sequentially arranged on the base (9);
the separating and pulping mechanism (4) comprises a shell (41) arranged on a base (9), a circular plate (46) with a leak hole is arranged in the shell (41), filter cloth (47) is fixed at the bottom end of the circular plate (46), a separating part (44) and a pulping part (45) are arranged in the shell (41), and a power part (43) for driving the separating part (44) and the pulping part (45) is also arranged in the shell (41);
power portion (43) are fixed with round shell (431) with conveying pipeline (6) intercommunication including being fixed in support frame (42) in casing (41) on support frame (42), rotate on round shell (431) and install pivot (432), are fixed with a plurality of rotor plates (433) along its circumferencial direction on pivot (432), the position intercommunication that round shell (431) correspond conveying pipeline (6) has discharging pipe (434), and the rigidity that round shell (431) correspond discharging pipe (434) has fender shell (435).
2. The dendrobe freeze-dried powder production of claim 1 is with broken wall equipment, characterized in that, making beating portion (45) is including being fixed in support shaft (451) of pivot (432) bottom, and the other end of support shaft (451) is fixed with gear (452), and the symmetry has gear two (453) on gear one (452), and gear two (453) are gone up the cover and are installed and rotate the agitator frame (454) of being connected with support frame (42), install impeller (455) on agitator frame (454).
3. The wall breaking equipment for dendrobium nobile freeze-dried powder production as claimed in claim 1, wherein the separating part (44) comprises a connecting shaft (441) fixed at the top end of the rotating shaft (432), the other end of the connecting shaft (441) is fixed with a connecting plate (442), and the connecting plate (442) is fixed with a plurality of arc centrifugal scrapers (443) along the circumferential direction.
4. A wall breaking apparatus for dendrobium nobile freeze-dried powder production according to claim 1, wherein the gas supply mechanism (1) comprises a compressor (11) installed on the base (9), an air inlet of the compressor (11) is communicated with the return pipe (8), an air outlet of the compressor (11) is communicated with a connecting pipe (13), the other end of the connecting pipe (13) is communicated with a gas storage tank (12) installed on the compressor (11), and the gas storage tank (12) is communicated with a gas flow pipe (14) installed in communication with the crushing chamber (3).
5. A wall breaking apparatus for dendrobium nobile freeze-dried powder production according to claim 4, characterized in that the return pipe (8) is communicated with the lower part of the drying tank (5), the gas pipe (7) is communicated and installed between the housing (41) and the drying tank (5), the gas delivery pipe (6) is communicated and installed between the housing (41) and the crushing chamber (3), and the discharge port of the feed cylinder (2) is communicated with the gas flow pipe (14).
6. A dendrobium freeze-dried powder production process is characterized by comprising the following steps of,
1) Cleaning and crushing: rinsing the dendrobium raw material, drying the rinsed dendrobium raw material, and then primarily crushing the dried dendrobium raw material;
2) Breaking walls and pulping: putting the primarily crushed dendrobium into wall breaking equipment for wall breaking and pulping, wherein high-pressure nitrogen is used as a gas source in the wall breaking and pulping process to obtain dendrobium pulp;
3) Slurry pretreatment: adding trehalose into the dendrobe slurry, and uniformly stirring to obtain a pretreatment slurry;
4) Re-freezing treatment: filtering the pretreated slurry, then pre-freezing the filtered juice, re-heating the pre-frozen filtered juice, performing heat preservation treatment, and finally freezing to obtain frozen slurry;
5) And (3) drying treatment: and (3) drying the frozen slurry in a vacuum freeze dryer, and crushing the dried material to obtain the dendrobium freeze-dried powder.
7. The dendrobium freeze-dried powder production process of claim 6, wherein in the step 3), the pre-freezing temperature of the filtered juice is-20 to-18 ℃, and the pre-freezing time is 4.5 to 5 hours; and heating the filtered juice to-7 to-8 ℃ and preserving the temperature for 1.5 to 2 hours.
8. The dendrobium freeze-dried powder production process of claim 6, wherein the refreezing temperature of the filtered juice is-20 to-18 ℃, and the refreezing time is 4 to 4.5 hours.
9. The production process of the dendrobium lyophilized powder as claimed in claim 6, wherein in step (5), the frozen slurry is firstly sublimated and dried at-25 to-28 ℃ for 15 to 18 hours, and then is resolved and dried at 25 to 30 ℃ for 8 to 9 hours.
10. The dendrobium nobile freeze-dried powder production process of claim 6, wherein in the step (2), the feed-liquid ratio of dendrobium nobile to pure water in the dendrobium nobile slurry is 1g:100ml; in the step (3), the trehalose accounts for 2% of the total mass of the pretreated slurry.
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CN117782668A (en) * | 2024-02-26 | 2024-03-29 | 长沙中能装备制造有限公司 | Fatigue cycle test device and method for pulverizer |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN117782668A (en) * | 2024-02-26 | 2024-03-29 | 长沙中能装备制造有限公司 | Fatigue cycle test device and method for pulverizer |
CN117782668B (en) * | 2024-02-26 | 2024-05-10 | 长沙中能装备制造有限公司 | Fatigue cycle test device for pulverizer |
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