CN113966820A - Vacuum freeze drying device is used in production of royal jelly freeze-dried powder - Google Patents

Vacuum freeze drying device is used in production of royal jelly freeze-dried powder Download PDF

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Publication number
CN113966820A
CN113966820A CN202111225889.XA CN202111225889A CN113966820A CN 113966820 A CN113966820 A CN 113966820A CN 202111225889 A CN202111225889 A CN 202111225889A CN 113966820 A CN113966820 A CN 113966820A
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CN
China
Prior art keywords
freeze
royal jelly
box
vacuum
mixing
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202111225889.XA
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Chinese (zh)
Inventor
陈靖
柴玲
邓成程
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Changde Vocational Technical College
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Changde Vocational Technical College
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Priority to CN202111225889.XA priority Critical patent/CN113966820A/en
Publication of CN113966820A publication Critical patent/CN113966820A/en
Withdrawn legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, 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
    • A23L21/00Marmalades, jams, jellies or the like; Products from apiculture; Preparation or treatment thereof
    • A23L21/20Products from apiculture, e.g. royal jelly or pollen; Substitutes therefor
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, 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
    • A23L3/00Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/40Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by drying or kilning; Subsequent reconstitution
    • A23L3/44Freeze-drying
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/01Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
    • B01D33/015Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with flat filtering elements
    • B01D33/0158Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with flat filtering elements self-supporting
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Jellies, Jams, And Syrups (AREA)

Abstract

The invention relates to the technical field of bee product production, in particular to a vacuum freeze-drying device for producing royal jelly freeze-dried powder, which comprises: the top of the treatment box is provided with a vacuum pump communicated with the inside of the treatment box, and the inside of the treatment box is fixedly provided with a mixed filter box; the mixed filtering component is arranged in a mixed filtering box in the treatment box and is used for carrying out primary mixed filtering on the royal jelly to remove impurities; the feeding assembly is arranged in the mixing and filtering box and is used for conveying the queen bee pulp subjected to mixing, filtering and impurity removal to one side of the treatment box for freeze drying and vacuum treatment; the power output assembly is arranged inside the treatment box; when the device is used, the royal jelly raw material is only required to be placed in the device, and then the royal jelly is treated by utilizing the components such as the mixing and filtering component, the vacuum pump and the like in the device, so that the working efficiency is improved, and the product quality is higher.

Description

Vacuum freeze drying device is used in production of royal jelly freeze-dried powder
Technical Field
The invention relates to the technical field of bee product production, in particular to a vacuum freeze-drying device for producing royal jelly freeze-dried powder.
Background
Royal jelly is also called royal jelly, etc., is a secretion of pharyngeal gland secretion of young worker bees, and is food of queen bee; the royal jelly contains various nutrient substances, including more than 20 amino acids, more than 10 sterol compounds, more than 30 fatty acids, vitamins, and a large amount of active protease, nucleic acid and other active substances; the royal jelly is widely used in the fields of health food, medicine, cosmetics and the like.
At present, royal jelly processing treatment is generally divided into two modes, namely, simple filtering treatment is carried out on raw materials for direct packaging and selling, the treatment mode is simpler, but strict storage environment is required for storage; and secondly, the royal jelly is processed by utilizing a vacuum freeze-drying technology, so that the royal jelly becomes solid powder after being processed, the royal jelly is easy to package and use and convenient to store and process, but the existing royal jelly freeze-dried powder is usually processed step by step when being produced, and impurities are easy to be mixed when being processed, so that the purity of the product is influenced or the product is easy to deteriorate.
Therefore, we propose a vacuum freeze-drying device for royal jelly freeze-dried powder production to solve the above problems.
Disclosure of Invention
The invention aims to provide a vacuum freeze-drying device for royal jelly freeze-dried powder production, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a vacuum freeze drying device for royal jelly freeze-dried powder production comprises: the top of the treatment box is provided with a vacuum pump communicated with the inside of the treatment box, and the inside of the treatment box is fixedly provided with a mixed filter box;
the mixed filtering component is arranged in a mixed filtering box in the treatment box and is used for carrying out primary mixed filtering on the royal jelly to remove impurities;
the feeding assembly is arranged in the mixing and filtering box and is used for conveying the queen bee pulp subjected to mixing, filtering and impurity removal to one side of the treatment box for freeze drying and vacuum treatment;
the power output assembly is arranged in the processing box and used for providing power output of the royal jelly mixing and filtering and feeding assembly, and one side of the power output assembly is connected with the power transmission assembly;
and the sealing component is arranged on one side of the feeding component and is used for ensuring the airtightness of the royal jelly in vacuum.
Compared with the prior art, the invention has the beneficial effects that:
when the device is used for working, the raw materials are firstly placed in the mixing and filtering box for mixing and filtering, then the mixed and filtered products are conveyed to the other side of the treatment box by the aid of the feeding assembly, and then the vacuum freeze drying treatment is carried out, so that the working efficiency is improved, and the processing quality of the products is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of a vacuum freeze-drying device for royal jelly freeze-dried powder production.
FIG. 2 is a front view of the inside of a processing chamber of a vacuum freeze-drying device for royal jelly freeze-dried powder production.
Fig. 3 is a main sectional view of a mixing filter box of a vacuum freeze-drying device for royal jelly freeze-dried powder production.
Fig. 4 is a schematic view of the internal structure of a fixing frame of a vacuum freeze-drying device for royal jelly freeze-dried powder production.
Fig. 5 is a schematic structural view of a hollow threaded rod and a deflector rod of a vacuum freeze drying device for royal jelly freeze-dried powder production.
In the figure: 1-treatment tank, 2-vacuum pump, 3-tank door, 4-observation window, 5-water injection port, 6-sealing isolation layer, 7-freeze dryer, 8-water storage tank, 9-communicating pipe, 10-bearing disc, 11-water injection pipe, 12-mixing filter tank, 13-freeze drying tray, 14-filter screen, 15-fixing rod, 16-thread block, 17-hollow threaded rod, 18-partition board, 19-driving motor, 20-driving bevel gear, 21-driven bevel gear I, 22-driven bevel gear II, 23-transmission rod, 24-driving pulley, 25-first belt, 26-driven pulley I, 27-deflector rod, 28-second belt, 29-driven pulley II, 30-threaded rod, 31-block, 32-fixed frame, 33-mixed filtering component, 34-power output component, 35-power transmission component, 36-sealing component, 37-feeding component, 38-heater and 39-pointed cone.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1 and 2, fig. 3 and 4, in an embodiment of the present invention, a vacuum freeze-drying device for producing royal jelly freeze-dried powder includes: the device comprises a treatment box 1 and is characterized in that a vacuum pump 2 communicated with the inside of the treatment box 1 is arranged at the top of the treatment box 1, and a mixing filter box 12 is fixedly arranged in the treatment box 1;
the mixing and filtering component 33 is arranged in the mixing and filtering box 12 in the treatment box 1, and is used for carrying out primary mixing and filtering on the royal jelly to remove impurities;
the feeding assembly 37 is arranged inside the mixing and filtering box 12 and used for conveying the queen bee serum subjected to mixing, filtering and impurity removal to one side of the treatment box 1 for freeze drying and vacuum treatment;
the power output assembly 34 is arranged inside the treatment box 1 and used for providing power output of a royal jelly mixing and filtering and feeding assembly 37, and one side of the power output assembly 34 is connected with a power transmission assembly 35;
and the sealing component 36 is arranged on one side of the feeding component 37 and used for ensuring the tightness of the royal jelly in vacuum.
In the embodiment, one side of the processing box 1 is hinged with a box door 3, the box door 3 is provided with an observation window 4, a water injection pipe 11 is connected on the body of the mixing filter tank 12 in the treatment tank 1, the other end of the water injection pipe 11 is connected with a water storage tank 8, the water storage tank 8 is respectively connected with a water filling port 5 and a communicating pipe 9, the water filling port 5 and the communicating pipe 9 are respectively provided with a sealing part for sealing the pipeline, one end of the communicating pipe 9 is connected with a receiving tray 10, one side of the receiving tray 10 is provided with a freeze drying tray 13, the freeze drying tray 13 is used for placing the royal jelly mixed liquid and carrying out freeze drying treatment on the mixed liquid, the treatment box 1 corresponding to the upper part of the bearing disc 10 is fixedly provided with a pointed cone 39, so that the sublimated water in the mixed liquid is convenient to condense on the pointed cone 39 and then enters the water storage box 8 through the bearing disc 10 and the communicating pipe 9.
Referring to fig. 3, in the present embodiment, the mixing filter assembly 33 includes:
a filter screen 14, wherein the filter screen 14 is arranged inside the filter box 12 and is used for separating impurities in the royal jelly;
the fixing rod 15 is fixedly arranged inside the mixing filter box 12, and the fixing rod 15 penetrates through one side of the filter screen 14 in a sliding mode;
and the thread block 16 is fixed in the middle of the filter screen 14, and is in threaded connection with the power output assembly 34.
In this embodiment, at first add the royal jelly raw materials in mixing the rose box 12, then inject the aseptic distilled water of equivalent into mixing the rose box 12 through water storage tank 8, utilize power take off subassembly 34 work for screw block 16 up-and-down motion, and then make filter screen 14 along the direction up-and-down motion of dead lever 15, and then make the impurity in the mixed liquid of filter screen 14 in with mixing rose box 12 separate through filter screen 14.
Referring to fig. 3, in the present embodiment, the feeding assembly 37 includes:
one end of the deflector rod 27 is arranged in the mixing and filtering box 12, and the other end is arranged at one side inside the treatment box 1;
the first driven belt wheel 26 is fixedly arranged at the end part of the shift lever 27;
and a first belt 25, wherein one end of the first belt 25 is arranged on the first driven pulley 26, and the other end of the first belt 25 is connected with the power transmission assembly 35.
In this embodiment, drive the power transmission subassembly 35 work of one side through power take off subassembly 34, thereby it makes first belt 25 drive a driven pulley 26 work and rotates to drive first belt 25, a driven pulley 26 rotates and drives driving lever 27 and rotates, thereby mix the mixed liquid of royal jelly after the edulcoration filters in the rose box 12 and carry to the upper portion freeze-drying tray 13 of handling case 1 in through driving lever 27, then utilize freeze-dryer 7 and heater 38 and vacuum pump 2 to carry out substep vacuum freeze-drying and handle, make the moisture in the mixed liquid sublimate, the royal jelly solidifies into solid piece.
Referring to fig. 4 and 5, in the present embodiment, the power output assembly 34 includes:
the driving motor 19, the said driving motor 19 is set up in one side of the driving lever 27;
the driving bevel gear 20 is connected with the driving motor 19, and a driven bevel gear 21 is meshed with one side of the driving bevel gear 20;
the hollow threaded rod 17, the driven bevel gear I21 are installed on one side rod body of the hollow threaded rod 17, and the shift lever 27 is arranged inside the hollow threaded rod 17.
In this embodiment, the driving motor 19 drives the driving bevel gear 20 to rotate, so that the hollow threaded rod 17 on one side of the driving bevel gear 20 rotates, the hollow threaded rod 17 drives the thread block 16 in the hybrid filter assembly 33 to rotate when rotating, and the thread block 16 drives the filter screen 14 to move up and down, thereby completing the filtering operation, and meanwhile, the driving bevel gear 20 drives the power transmission assembly 35 to operate, and power is transmitted to the feeding assembly 37 on one side through the operation of the power transmission assembly 35.
Referring to fig. 4, in the present embodiment, the power transmission assembly 35 includes:
a second driven bevel gear 22, wherein the second driven bevel gear 22 is arranged on one side of the driving bevel gear 20 and meshed with the driving bevel gear;
the transmission rod 23 is installed on the driven bevel gear II 22;
and the driving belt wheel 24 is fixedly arranged at the other end of the transmission rod 23, and the other end of the first belt 25 is arranged on the driving belt wheel 24.
In this embodiment, the driven bevel gear 22 is driven by the drive bevel gear 20 to rotate, the driven bevel gear 22 rotates to drive the transmission rod 23 to rotate, so that the driving pulley 24 on the transmission rod 23 rotates, and the driving pulley 24 transmits power to the feeding assembly 37 through the first belt 25.
Referring to fig. 4, in the present embodiment, the sealing assembly 36 includes:
the second driven pulley 29 is arranged on one side of the first driven pulley 26, and a second belt 28 is connected between the second driven pulley 29 and the first driven pulley 26;
one end of the threaded rod 30 is mounted on the second driven pulley 29;
and the block 31, wherein the block 31 is arranged on the threaded rod 30 and used for sealing and preventing air leakage.
In this embodiment, driven pulley 26 rotates, drives driven pulley two 29 through second belt 28 and rotates, and driven pulley two 29 rotates and drives threaded rod 30 and rotate to make threaded rod 30 rotate and drive the sprue 31 motion of fixed frame 32 one side, thereby make sprue 31 up-and-down motion, thereby make sprue 31 with driving lever 27 and fixed frame 32 and outside separation, thereby make things convenient for vacuum pump 2 to carry out vacuum treatment to handling case 1 upper portion.
Referring to fig. 1 and 2, in this embodiment, the vacuum freeze-drying device for producing royal jelly freeze-dried powder further includes:
the partition plate 18, the said partition plate 18 is fixedly mounted inside processing box 1, and the said mixing filter assembly 33 and mixing filter box 12 are set up on one side of the partition plate 18;
the sealing isolation layer 6 is arranged on the inner box body of the processing box 1 and used for ensuring the tightness in vacuum processing;
the freeze dryer 7 is fixedly arranged on the inner box body of the processing box 1 at one side of the partition plate 18 and is used for freeze drying the royal jelly;
and a heater 38, wherein the heater 38 is fixed on the box body at one side inside the processing box 1 and is used for heating the royal jelly after vacuum.
The working principle of the invention is as follows: when the device works, firstly, raw materials are placed in the mixing and filtering box 12, then the box door 3 is closed, the driving motor 19 is utilized to drive the driving bevel gear 20 to rotate, so that the driving bevel gear 20 drives the driven bevel gear 21 to rotate, the driven bevel gear 21 rotates to drive the hollow threaded rod 17 to rotate, not only can the mixed liquid in the mixing and filtering box 12 be mixed, but also the hollow threaded rod 17 is utilized to drive the filter screen 14 to move up and down to separate impurities from the mixed liquid, meanwhile, the driving motor 19 is utilized to drive the deflector rod 27 arranged in the hollow threaded rod 17 to rotate, the deflector rod 27 rotates to roll the mixed liquid from the bottom of the mixing and filtering box 12 into the freeze drying tray 13, meanwhile, the hollow threaded rod 17 is utilized to separate the inside and the outside of the fixed frame 32 by the blocking block 31, then the vacuum pump 2 is utilized to carry out vacuum treatment, then the mixed liquid in the freeze drying tray 13 is treated by the freeze dryer 13 and the heater 38, and (3) treating the liquid in the mixed liquid to enable the royal jelly to be air-dried into a fixed block, condensing the moisture of the mixed liquid on the pointed cone 39 while treating, then falling into the receiving tray 10, and entering the water storage tank 8 through the communicating pipe 9 for recycling.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
A3 explains: the conveying auger 27 carries out one-way conveying, the conveying state is not continuous, only the filtered mixed liquor is conveyed into the tray, then the upper part of the tray is sealed, and vacuum treatment is carried out, but not the continuous conveying state, the hollow threaded rod 17 rotates to enable the filter screen to move from bottom to top, so that the filtered impurities and the mixed liquor are separated, and the so-called reciprocating motion is only two motion states.
A6 explains: 31, the motor stops when moving to the extreme position, 27 stops working at this time, and 31 is used for ensuring that two sides of 31 are separated, so that a sealed environment is formed outside 31, and the vacuumizing is convenient.
A7 explains: distilled water is added through the water filling port 5, so that sealing parts are certainly arranged on the water filling port 5 to ensure the cleanness of a water filling pipe, and the description is repeated.
A8 explains: the production steps of the lyophilized royal jelly powder are as follows: firstly, adding distilled water, mixing, filtering to remove impurities in the royal jelly raw material, then freeze-drying the mixed solution, then vacuumizing, heating during vacuum treatment, controlling the temperature to be between-20 and-40 ℃ to sublimate the water in the freeze-dried mixed solution, freeze-drying the royal jelly into a solid state, taking out the solid royal jelly, smashing into powder, and packaging.

Claims (7)

1. A vacuum freeze drying device for royal jelly freeze-dried powder production comprises: the device comprises a treatment box and a vacuum pump, wherein the top of the treatment box is provided with the vacuum pump communicated with the inside of the treatment box;
the mixed filtering component is arranged in a mixed filtering box in the treatment box and is used for carrying out primary mixed filtering on the royal jelly to remove impurities;
the feeding assembly is arranged in the mixing and filtering box and is used for conveying the queen bee pulp subjected to mixing, filtering and impurity removal to one side of the treatment box for freeze drying and vacuum treatment;
the power output assembly is arranged in the processing box and used for providing power output of the royal jelly mixing and filtering and feeding assembly, and one side of the power output assembly is connected with the power transmission assembly;
and the sealing component is arranged on one side of the feeding component and is used for ensuring the airtightness of the royal jelly in vacuum.
2. The vacuum freeze-drying device for royal jelly freeze-dried powder production according to claim 1, wherein the mixing filter assembly comprises:
the filter screen is arranged inside the filter box and used for separating impurities in the royal jelly;
the fixing rod is fixedly arranged inside the mixing filter box and penetrates through one side of the filter screen in a sliding manner;
and the thread block is fixed in the middle of the filter screen and is in threaded connection with the power output assembly.
3. The vacuum freeze-drying device for royal jelly freeze-dried powder production according to claim 1, characterized in that the material loading component comprises:
one end of the deflector rod is arranged in the mixing filter box, and the other end of the deflector rod is arranged on one side in the treatment box;
the first driven belt wheel is fixedly arranged at the end part of the shifting rod;
and one end of the first belt is arranged on the first driven belt wheel, and the other end of the first belt is connected with the power transmission assembly.
4. The vacuum freeze-drying device for royal jelly freeze-dried powder production according to claim 3, wherein the power output assembly comprises:
the driving motor is arranged on one side of the deflector rod;
the driving bevel gear is connected with the driving motor, and a driven bevel gear I is meshed with one side of the driving bevel gear;
the first driven bevel gear is installed on a rod body on one side of the hollow threaded rod, and the driving lever is arranged inside the hollow threaded rod.
5. The vacuum freeze-drying device for royal jelly freeze-dried powder production according to claim 4, wherein the power transmission component comprises:
the driven bevel gear II is arranged on one side of the driving bevel gear and meshed with the driving bevel gear;
the transmission rod is arranged on the driven bevel gear II;
and the driving belt wheel is fixedly arranged at the other end of the transmission rod, and the other end of the first belt is arranged on the driving belt wheel.
6. The vacuum freeze-drying device for royal jelly freeze-dried powder production according to claim 5, wherein the sealing component comprises:
the second driven belt wheel is arranged on one side of the first driven belt wheel, and a second belt is connected between the second driven belt wheel and the first driven belt wheel;
one end of the threaded rod is mounted on the driven belt wheel II;
the sprue is arranged on the threaded rod and used for sealing and preventing air leakage.
7. The vacuum freeze-drying device for royal jelly freeze-dried powder production according to claim 6, wherein the vacuum freeze-drying device for royal jelly freeze-dried powder production further comprises:
the baffle plate is fixedly arranged in the treatment box, and the mixing and filtering component and the mixing and filtering box are arranged on one side of the baffle plate;
the sealing isolation layer is arranged on the inner box body of the treatment box and used for ensuring the tightness in vacuum treatment;
the freeze dryer is fixedly arranged on the inner box body of the treatment box at one side of the partition plate and is used for freeze drying the royal jelly;
and the heater is fixed on the box body on one side in the treatment box and is used for heating the royal jelly after vacuum treatment.
CN202111225889.XA 2021-10-21 2021-10-21 Vacuum freeze drying device is used in production of royal jelly freeze-dried powder Withdrawn CN113966820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111225889.XA CN113966820A (en) 2021-10-21 2021-10-21 Vacuum freeze drying device is used in production of royal jelly freeze-dried powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111225889.XA CN113966820A (en) 2021-10-21 2021-10-21 Vacuum freeze drying device is used in production of royal jelly freeze-dried powder

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Publication Number Publication Date
CN113966820A true CN113966820A (en) 2022-01-25

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CN202111225889.XA Withdrawn CN113966820A (en) 2021-10-21 2021-10-21 Vacuum freeze drying device is used in production of royal jelly freeze-dried powder

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117053504A (en) * 2023-10-11 2023-11-14 江苏蜂奥生物科技有限公司 Royal jelly production is with preventing freeze-drying device that looses

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117053504A (en) * 2023-10-11 2023-11-14 江苏蜂奥生物科技有限公司 Royal jelly production is with preventing freeze-drying device that looses
CN117053504B (en) * 2023-10-11 2023-12-08 江苏蜂奥生物科技有限公司 Royal jelly production is with preventing freeze-drying device that looses

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