CN109566723B - Energy-saving and environment-friendly coconut bag sterilization process - Google Patents
Energy-saving and environment-friendly coconut bag sterilization process Download PDFInfo
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- CN109566723B CN109566723B CN201811373326.3A CN201811373326A CN109566723B CN 109566723 B CN109566723 B CN 109566723B CN 201811373326 A CN201811373326 A CN 201811373326A CN 109566723 B CN109566723 B CN 109566723B
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/005—Preserving by heating
- A23B7/0053—Preserving by heating by direct or indirect contact with heating gases or liquids
- A23B7/0056—Preserving by heating by direct or indirect contact with heating gases or liquids with packages
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/015—Preserving by irradiation or electric treatment without heating effect
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
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Abstract
The invention discloses an energy-saving and environment-friendly coconut bag sterilization process, which comprises the following steps: A. the packaged coconut bags are placed in a dust removal chamber of a sterilization device for dust removal treatment; B. the coconut bag enters a heating chamber, and a high-frequency vibrator is started to vibrate the coconut bag; C. carrying out heat sterilization treatment; D. the coconut bag enters a cooling chamber of a sterilizing device for cooling treatment; E. the coconut bag enters an ultraviolet sterilization chamber of a sterilization device for ultraviolet sterilization treatment; F. the coconut bag is recovered in the collection chamber of the sterilizing device. The invention has the advantages of drying in the sterilization process, directly applying the product to the finished product process and saving water resources.
Description
Technical Field
The invention relates to a coconut bag sterilization process, in particular to an energy-saving and environment-friendly coconut bag sterilization process.
Background
With the large-scale production of instant milk tea, the annual demand of coconut as an auxiliary material in instant milk tea is increased year by year, the coconut bag needs to be sterilized before being put into an instant milk tea paper box, the coconut inside the coconut bag and the coconut bag outer package are both sterilized, the existing coconut bag sterilization method is a water bath sterilization mode, although the water bath sterilization has good heating uniformity, the coconut bag is easy to be integrally deposited at the bottom of a heating device in the heating process, and the heated coconut bag cannot be directly applied to the finished product process because of the moisture problem, and needs to be dried, thereby wasting time and labor and wasting water resources. Therefore, the existing coconut bag sterilization process has the problems that the sterilization process is wet, the product cannot be directly applied to the finished product process, and the water resource is wasted.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly coconut bag sterilization process. It has the advantages of drying in the sterilization process, directly applying the product to the finished product process and saving water resources.
The technical scheme of the invention is as follows: an energy-saving and environment-friendly coconut bag sterilization process comprises the following steps:
A. the packaged coconut bag is sent into a sterilization device from a coconut bag input port, and dust removal treatment is carried out in a dust removal chamber of the sterilization device; the sterilizing device comprises a sterilizing tunnel, a main conveying belt penetrating through the whole sterilizing tunnel is arranged in the sterilizing tunnel, a coconut bag input port is formed in one end of the sterilizing tunnel, a dust removing cavity is formed below the coconut bag input port, a plurality of dust suction ports are formed in the side wall of the dust removing cavity, an auxiliary conveying belt is arranged in the dust removing cavity, and a pneumatic vibrator is arranged below the auxiliary conveying belt; a heating chamber, a cooling chamber, an ultraviolet sterilization chamber and a collection chamber are sequentially arranged in the sterilization tunnel along the main conveyor belt, and a semi-closed partition plate is arranged between every two chambers; a high-frequency vibrator is arranged below the main conveying belt where the heating chamber is located; and a stirring arm is arranged in the ultraviolet sterilization chamber.
B. Enabling the coconut bags subjected to dust removal to enter a heating chamber, starting a high-frequency vibrator, and vibrating the coconut bags for 3-7 min;
C. performing heat sterilization treatment, controlling the temperature of the heating chamber at 75-85 deg.C, maintaining for 3-5min, cooling to 60-65 deg.C, maintaining for 20-30min, and heating to 75-80 deg.C, and maintaining for 4-8 min;
D. the coconut bag after heat sterilization enters a cooling chamber for cooling treatment, the cooling time is 15-20min, and the temperature of the cooled coconut bag is 25-35 ℃;
E. the cooled coconut bag enters an ultraviolet sterilization chamber for ultraviolet sterilization treatment, the ultraviolet wavelength range is 250-265nm, and the ultraviolet intensity is 160-190 muW/cm 2 The ultraviolet sterilization duration is 8-16min, and the coconut steamed stuffed bun is always stirred by the stirring arm in the whole ultraviolet sterilization process;
F. and recovering the coconut bag subjected to ultraviolet sterilization in the collection chamber.
In the energy-saving and environment-friendly coconut bag sterilization process, the auxiliary conveyor belt in the dust removal chamber is obliquely arranged and is in seamless butt joint with the main conveyor belt.
In the energy-saving and environment-friendly coconut bag sterilization process, the two ends of the sterilization tunnel are of a closed structure, and a side opening door for taking out the coconut bags is arranged in the collection chamber.
In the energy-saving and environment-friendly coconut bag sterilization process, the heating rods which are uniformly distributed are arranged on the cavity wall above the main conveying belt in the heating cavity.
In the energy-saving and environment-friendly coconut bag sterilization process, a plurality of air cooling devices are arranged in the cooling cavity.
In the energy-saving and environment-friendly coconut bag sterilization process, an ultraviolet generator is arranged at the top of the cavity wall in the ultraviolet sterilization cavity.
In the energy-saving and environment-friendly coconut bag sterilization process, the caliber of the coconut bag input port is gradually reduced from top to bottom.
In the energy-saving and environment-friendly coconut bag sterilization process, the auxiliary conveyor belt is made of an elastic buffer material.
In the energy-saving and environment-friendly coconut bag sterilization process, the vibration frequency of the high-frequency vibrator is 12000-15000 times/min.
Compared with the prior art, the drying type sterilization method is adopted to replace the traditional water bath heating sterilization method, so that water resources are saved, and the coconut steamed stuffed bun can be directly applied to a finished product process after being heated, so that the drying step is omitted; the coconut fruit bag is driven to be conveyed by a conveyor belt, and impurities such as dust and the like adhered to the coconut fruit bag can be shaken off in the dust removal chamber; the coconut is sterilized at low temperature in the heating chamber by controlling the temperature to change for many times, so that the pasteurization effect is achieved, and the flavor of the coconut is kept; cooling in the cooling chamber to reach the optimal temperature for subsequent ultraviolet sterilization; the outer surface of the coconut bag is subjected to sterilization treatment by ultraviolet rays in the ultraviolet sterilization chamber, and finally collected in the collection chamber, the whole process is dry and closed, new bacteria breeding is avoided, and the finished product does not need to be dried. Can be directly used for the packaging process.
In the heating chamber, a high-frequency vibrator is arranged below a main conveying belt where the heating chamber is located, and before the thermal sterilization treatment is carried out, the high-frequency vibrator is started to vibrate all the coconut bags, so that the coconuts in the coconut bags are uniformly distributed, the coconut heating uniformity is better, and the thermal sterilization treatment is more sufficient; the stirring arm is arranged in the ultraviolet sterilization cavity, so that the coconut bag can be rotated or inverted in a 360-degree plane, and the purpose of omnibearing sterilization of the outer surface of the coconut bag is achieved.
In conclusion, the invention has the advantages that the sterilization process is dry, the product can be directly applied to the finished product process, and the water resource is saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the dust removing chamber.
The labels in the figures are: the method comprises the following steps of 1-a sterilization tunnel, 2-a main conveyor belt, 3-a coconut bag input port, 4-a dedusting chamber, 5-a heating chamber, 6-a cooling chamber, 7-an ultraviolet sterilization chamber, 8-a collection chamber, 9-a semi-closed partition plate, 41-a dust suction port, 42-an auxiliary conveyor belt, 43-a pneumatic vibrator, 51-a heating rod, 52-a high-frequency vibrator, 61-an air cooling device, 71-an ultraviolet generator and 72-a stirring arm.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
Example 1: an energy-saving and environment-friendly coconut bag sterilization process comprises the following steps:
A. the packaged coconut bag is sent into a sterilization device from a coconut bag input port, and dust removal treatment is carried out in a dust removal chamber of the sterilization device; the structure of the sterilizing device is shown in figures 1 and 2, and comprises a sterilizing tunnel 1, wherein a main conveying belt 2 penetrating through the whole sterilizing tunnel 1 is arranged in the sterilizing tunnel 1, a coconut bag input port 3 is arranged at one end of the sterilizing tunnel 1, a dust removing chamber 4 is arranged below the coconut bag input port 3, a plurality of dust suction ports 41 are formed in the side wall of the dust removing chamber 4, an auxiliary conveying belt 42 is arranged in the dust removing chamber 4, and a pneumatic vibrator 43 is arranged below the auxiliary conveying belt 42; a heating chamber 5, a cooling chamber 6, an ultraviolet sterilization chamber 7 and a collection chamber 8 are sequentially arranged in the sterilization tunnel 1 along the main conveyor belt 2, and a semi-closed partition plate 9 is arranged between each two chambers; a high-frequency vibrator 52 is arranged below the main conveyor belt 2 where the heating chamber 5 is positioned; the stirring arm 72 is arranged in the ultraviolet sterilization chamber 7.
B. Enabling the coconut bags subjected to dust removal to enter a heating chamber, starting a high-frequency vibrator, and vibrating the coconut bags for 3-7 min;
C. performing heat sterilization treatment, controlling the temperature of the heating chamber at 75-85 deg.C, maintaining for 3-5min, cooling to 60-65 deg.C, maintaining for 20-30min, and heating to 75-80 deg.C, and maintaining for 4-8 min;
D. the coconut bag after heat sterilization enters a cooling chamber for cooling treatment, the cooling time is 15-20min, and the temperature of the cooled coconut bag is 25-35 ℃;
E. the cooled coconut bag enters an ultraviolet sterilization chamber for ultraviolet sterilization treatment, the ultraviolet wavelength range is 250-265nm, and the ultraviolet intensity is 160-190 muW/cm 2 The ultraviolet sterilization duration is 8-16min, and the coconut bag is always stirred by the stirring arm in the whole ultraviolet sterilization process;
F. and recovering the coconut bag subjected to ultraviolet sterilization in the collection chamber.
The auxiliary conveyor belt 42 in the dust removal chamber 4 is obliquely arranged, and the specific implementation mode is that an inclined platform is arranged below the pneumatic vibrator 43 in a cushioning mode, the auxiliary conveyor belt 42 is in seamless butt joint with the main conveyor belt 2, and the coconut bag can be smoothly transited from the auxiliary conveyor belt 42 to the main conveyor belt 2.
The both ends of tunnel 1 that disinfects are closed structure, are equipped with the side door that can supply the coconut bag to take out in the collection cavity 8.
And uniformly distributed heating rods 51 are arranged on the cavity wall above the main conveyor belt 2 in the heating cavity 5.
A plurality of air cooling devices 61 are arranged in the cooling chamber 6.
An ultraviolet generator 71 is arranged on the top of the cavity wall in the ultraviolet sterilization cavity 7.
The aperture of the coconut bag input port 3 gradually decreases from top to bottom, which is beneficial to the input of the coconut bags.
The secondary conveyor belt 42 is made of elastic buffer material, so that the coconut bags are sufficiently buffered and are not easy to break when being input onto the secondary conveyor belt 42.
The vibration frequency of the high-frequency vibrator 52 is 12000-15000 times/min.
A dust absorption power source is arranged outside the dust absorption ports 41 of the dust removal chamber 4, and dust shaken off from the coconut bags can be absorbed through the dust absorption ports 41.
The speed and the start and stop of the main conveyor belt 2 and the auxiliary conveyor belt 42 can be controlled by a controller.
The semi-closed partition plate 9 is designed to reduce the influence between two adjacent chambers as much as possible on the premise of not influencing the transmission of the coconut bag, each chamber is guaranteed to have enough length, and the two ends of each chamber are respectively provided with a buffer area at one end, so that the influence between the two adjacent chambers is reduced again.
Example 2: an energy-saving and environment-friendly coconut bag sterilization process comprises the following steps:
A. the packaged coconut bag is sent into a sterilization device from a coconut bag input port, and dust removal treatment is carried out in a dust removal chamber of the sterilization device; the structure of the sterilizing device is shown in figures 1 and 2, and comprises a sterilizing tunnel 1, wherein a main conveying belt 2 penetrating through the whole sterilizing tunnel 1 is arranged in the sterilizing tunnel 1, a coconut bag input port 3 is arranged at one end of the sterilizing tunnel 1, a dust removing chamber 4 is arranged below the coconut bag input port 3, a plurality of dust suction ports 41 are formed in the side wall of the dust removing chamber 4, an auxiliary conveying belt 42 is arranged in the dust removing chamber 4, and a pneumatic vibrator 43 is arranged below the auxiliary conveying belt 42; a heating chamber 5, a cooling chamber 6, an ultraviolet sterilization chamber 7 and a collection chamber 8 are sequentially arranged in the sterilization tunnel 1 along the main conveyor belt 2, and a semi-closed partition plate 9 is arranged between each two chambers; a high-frequency vibrator 52 is arranged below the main conveyor belt 2 where the heating chamber 5 is positioned; the stirring arm 72 is arranged in the ultraviolet sterilization chamber 7.
B. Enabling the coconut bags subjected to dust removal to enter a heating chamber, starting a high-frequency vibrator, and vibrating the coconut bags for 3 min;
C. performing heat sterilization treatment, controlling the temperature of the heating chamber at 75 deg.C, maintaining for 3min, cooling to 60 deg.C, maintaining for 20min, heating to 75 deg.C, and maintaining for 4 min;
D. the coconut bag after heat sterilization enters a cooling chamber for cooling treatment, the cooling time is 15min, and the temperature of the cooled coconut bag is 25 ℃;
E. the cooled coconut bag enters an ultraviolet sterilization chamber for ultraviolet sterilization treatment, the ultraviolet wavelength is 250nm, and the ultraviolet intensity is 160 mu W/cm 2 The ultraviolet sterilization duration is 8min, and the coconut steamed stuffed bun is always stirred by the stirring arm in the whole ultraviolet sterilization process;
F. and recovering the coconut bag subjected to ultraviolet sterilization in the collection chamber.
The auxiliary conveyor belt 42 in the dust removal chamber 4 is obliquely arranged, and the specific implementation mode is that an inclined platform is arranged below the pneumatic vibrator 43 in a cushioning mode, the auxiliary conveyor belt 42 is in seamless butt joint with the main conveyor belt 2, and the coconut bag can be smoothly transited from the auxiliary conveyor belt 42 to the main conveyor belt 2.
The both ends of tunnel 1 that disinfects are closed structure, are equipped with the side door that can supply the coconut bag to take out in the collection cavity 8.
And uniformly distributed heating rods 51 are arranged on the cavity wall above the main conveyor belt 2 in the heating cavity 5.
A plurality of air cooling devices 61 are arranged in the cooling chamber 6.
An ultraviolet generator 71 is arranged on the top of the cavity wall in the ultraviolet sterilization cavity 7.
The bore of coconut bag input port 3 diminishes gradually from top to bottom, helps the input of coconut bag.
The secondary conveyor belt 42 is made of elastic buffer material, so that the coconut bags are sufficiently buffered and are not easy to break when being input onto the secondary conveyor belt 42.
The vibration frequency of the high-frequency vibrator 52 was 12000 times/min.
A dust absorption power source is arranged outside the dust absorption ports 41 of the dust removal chamber 4, and dust shaken off from the coconut bags can be absorbed through the dust absorption ports 41.
The speed and the start and stop of the main conveyor belt 2 and the auxiliary conveyor belt 42 can be controlled by a controller.
The semi-closed partition plate 9 is designed to reduce the influence between two adjacent chambers as much as possible on the premise of not influencing the transmission of the coconut bag, each chamber is guaranteed to have enough length, and the two ends of each chamber are respectively provided with a buffer area at one end, so that the influence between the two adjacent chambers is reduced again.
Example 3: an energy-saving and environment-friendly coconut bag sterilization process comprises the following steps:
A. the packaged coconut bag is sent into a sterilization device from a coconut bag input port, and dust removal treatment is carried out in a dust removal chamber of the sterilization device; the structure of the sterilizing device is shown in figures 1 and 2, and comprises a sterilizing tunnel 1, wherein a main conveying belt 2 penetrating through the whole sterilizing tunnel 1 is arranged in the sterilizing tunnel 1, a coconut bag input port 3 is arranged at one end of the sterilizing tunnel 1, a dust removing chamber 4 is arranged below the coconut bag input port 3, a plurality of dust suction ports 41 are formed in the side wall of the dust removing chamber 4, an auxiliary conveying belt 42 is arranged in the dust removing chamber 4, and a pneumatic vibrator 43 is arranged below the auxiliary conveying belt 42; a heating chamber 5, a cooling chamber 6, an ultraviolet sterilization chamber 7 and a collection chamber 8 are sequentially arranged in the sterilization tunnel 1 along the main conveyor belt 2, and a semi-closed partition plate 9 is arranged between each two chambers; a high-frequency vibrator 52 is arranged below the main conveyor belt 2 where the heating chamber 5 is positioned; the stirring arm 72 is arranged in the ultraviolet sterilization chamber 7.
B. Enabling the coconut bags subjected to dust removal to enter a heating chamber, starting a high-frequency vibrator, and vibrating the coconut bags for 7 min;
C. performing heat sterilization treatment, controlling the temperature of the heating chamber at 85 deg.C, keeping the temperature for 5min, cooling to 65 deg.C, keeping the temperature for 30min, heating to 80 deg.C, and keeping the temperature for 8 min;
D. the coconut bag after heat sterilization enters a cooling chamber for cooling treatment, the cooling time is 20min, and the temperature of the cooled coconut bag is 35 ℃;
E. the cooled coconut bag enters an ultraviolet sterilization chamber for ultraviolet sterilization treatment, the ultraviolet wavelength is 265nm, and the ultraviolet intensity is 190 muW/cm 2 The ultraviolet sterilization duration is 16min, and the coconut steamed stuffed bun is always stirred by the stirring arm in the whole ultraviolet sterilization process;
F. and recovering the coconut bag subjected to ultraviolet sterilization in the collection chamber.
The auxiliary conveyor belt 42 in the dust removal chamber 4 is obliquely arranged, and the specific implementation mode is that an inclined platform is arranged below the pneumatic vibrator 43 in a cushioning mode, the auxiliary conveyor belt 42 is in seamless butt joint with the main conveyor belt 2, and the coconut bag can be smoothly transited from the auxiliary conveyor belt 42 to the main conveyor belt 2.
The both ends of tunnel 1 that disinfects are closed structure, are equipped with the side door that can supply the coconut bag to take out in the collection cavity 8.
And uniformly distributed heating rods 51 are arranged on the cavity wall above the main conveyor belt 2 in the heating cavity 5.
A plurality of air cooling devices 61 are arranged in the cooling chamber 6.
An ultraviolet generator 71 is arranged on the top of the cavity wall in the ultraviolet sterilization cavity 7.
The bore of coconut bag input port 3 diminishes gradually from top to bottom, helps the input of coconut bag.
The secondary conveyor belt 42 is made of elastic buffer material, so that the coconut bags are sufficiently buffered and are not easy to break when being input onto the secondary conveyor belt 42.
The vibration frequency of the high-frequency vibrator 52 was 15000 times/min.
A dust absorption power source is arranged outside the dust absorption ports 41 of the dust removal chamber 4, and dust shaken off from the coconut bags can be absorbed through the dust absorption ports 41.
The speed and the start and stop of the main conveyor belt 2 and the auxiliary conveyor belt 42 can be controlled by a controller.
The semi-closed partition plate 9 is designed to reduce the influence between two adjacent chambers as much as possible on the premise of not influencing the transmission of the coconut bag, each chamber is guaranteed to have enough length, and the two ends of each chamber are respectively provided with a buffer area at one end, so that the influence between the two adjacent chambers is reduced again.
Example 4: an energy-saving and environment-friendly coconut bag sterilization process comprises the following steps:
A. the packaged coconut bag is sent into a sterilization device from a coconut bag input port, and dust removal treatment is carried out in a dust removal chamber of the sterilization device; the structure of the sterilizing device is shown in figures 1 and 2, and comprises a sterilizing tunnel 1, wherein a main conveying belt 2 penetrating through the whole sterilizing tunnel 1 is arranged in the sterilizing tunnel 1, a coconut bag input port 3 is arranged at one end of the sterilizing tunnel 1, a dust removing chamber 4 is arranged below the coconut bag input port 3, a plurality of dust suction ports 41 are formed in the side wall of the dust removing chamber 4, an auxiliary conveying belt 42 is arranged in the dust removing chamber 4, and a pneumatic vibrator 43 is arranged below the auxiliary conveying belt 42; a heating chamber 5, a cooling chamber 6, an ultraviolet sterilization chamber 7 and a collection chamber 8 are sequentially arranged in the sterilization tunnel 1 along the main conveyor belt 2, and a semi-closed partition plate 9 is arranged between each two chambers; a high-frequency vibrator 52 is arranged below the main conveyor belt 2 where the heating chamber 5 is positioned; the stirring arm 72 is arranged in the ultraviolet sterilization chamber 7.
B. Enabling the coconut bags subjected to dust removal to enter a heating chamber, starting a high-frequency vibrator, and vibrating the coconut bags for 5 min;
C. performing heat sterilization treatment, controlling the temperature of the heating chamber at 80 deg.C, keeping the temperature for 4min, cooling to 62 deg.C, keeping the temperature for 25min, and finally heating to 77 deg.C, and keeping the temperature for 6 min;
D. the coconut bag after heat sterilization enters a cooling chamber for cooling treatment, the cooling time is 18min, and the temperature of the cooled coconut bag is 30 ℃;
E. the cooled coconut bag enters an ultraviolet sterilization chamber for ultraviolet sterilization treatment, the ultraviolet wavelength is 257nm, and the ultraviolet intensity is 175 mu W/cm 2 The ultraviolet sterilization duration is 12min, and the coconut steamed stuffed bun is always stirred by the stirring arm in the whole ultraviolet sterilization process;
F. and recovering the coconut bag subjected to ultraviolet sterilization in the collection chamber.
The auxiliary conveyor belt 42 in the dust removal chamber 4 is obliquely arranged, and the specific implementation mode is that an inclined platform is arranged below the pneumatic vibrator 43 in a cushioning mode, the auxiliary conveyor belt 42 is in seamless butt joint with the main conveyor belt 2, and the coconut bag can be smoothly transited from the auxiliary conveyor belt 42 to the main conveyor belt 2.
The both ends of tunnel 1 that disinfects are closed structure, are equipped with the side door that can supply the coconut bag to take out in the collection cavity 8.
And uniformly distributed heating rods 51 are arranged on the cavity wall above the main conveyor belt 2 in the heating cavity 5.
A plurality of air cooling devices 61 are arranged in the cooling chamber 6.
An ultraviolet generator 71 is arranged on the top of the inner cavity wall of the ultraviolet sterilization cavity 7.
The bore of coconut bag input port 3 diminishes gradually from top to bottom, helps the input of coconut bag.
The secondary conveyor belt 42 is made of elastic buffer material, so that the coconut bags are sufficiently buffered and are not easy to break when being input onto the secondary conveyor belt 42.
The vibration frequency of the high-frequency vibrator 52 was 13500 times/min.
A dust absorption power source is arranged outside the dust absorption ports 41 of the dust removal chamber 4, and dust shaken off from the coconut bags can be absorbed through the dust absorption ports 41.
The speed and the start and stop of the main conveyor belt 2 and the auxiliary conveyor belt 42 can be controlled by a controller.
The semi-closed partition plate 9 is designed to reduce the influence between two adjacent chambers as much as possible on the premise of not influencing the transmission of the coconut bag, each chamber is guaranteed to have enough length, and the two ends of each chamber are respectively provided with a buffer area at one end, so that the influence between the two adjacent chambers is reduced again.
The general process and the working principle of the sterilization device of the invention are as follows: inputting the coconut bag from the coconut bag input port 3 of the sterilizing device, keeping the auxiliary conveyor belt 42 static, starting the pneumatic vibrator 43, vibrating the coconut bag on the auxiliary conveyor belt 42, absorbing dust shaken off by a dust absorption power source outside the dust absorption port 41, and finishing dust removal treatment; the auxiliary conveyor belt 42 is started, the coconut bags are conveyed to the heating chamber 5, meanwhile, the main conveyor belt 2 is started, the coconut bags are conveyed to the middle section area of the heating chamber 5, the main conveyor belt 2 stops moving, the high-frequency vibrator 52 is started to vibrate all the coconut bags, so that the coconuts in the coconut bags are uniformly distributed, the vibration time is 5min, after the vibration is finished, under the action of the heating rod 51, the temperature in the heating chamber 5 is firstly kept at 80 ℃, kept at the temperature for 4min, then cooled to 62 ℃, kept at the temperature for 25min, finally heated to 77 ℃, kept at the temperature for 6min, the pasteurization of the coconuts in the coconut bags is realized, and the original flavor of the coconuts is kept; the main conveyor belt 2 is started again, the coconut bag is conveyed to the middle section area of the cooling chamber 6, the main conveyor belt 2 stops moving, the air cooling device 61 in the cooling chamber 6 is started, the coconut bag is cooled in a short time, the cooling time is 18min, and the temperature of the cooled coconut bag is 30 ℃; the main conveyor belt 2 is started again, the coconut bag is conveyed to the middle section area of the ultraviolet sterilization chamber 7, the main conveyor belt 2 stops moving, the ultraviolet generator 71 in the ultraviolet sterilization chamber 7 is started, and the sterilization and disinfection of the coconut bag outer package are realized, wherein the ultraviolet wavelength is 257nm, and the ultraviolet intensity is 175 muW/cm 2 The ultraviolet sterilization duration is 12min, the coconut bag is always stirred by the stirring arm 72 in the whole ultraviolet sterilization process,the comprehensive sterilization of the outer surface of the coconut steamed stuffed bun is achieved; the main conveyor belt 2 is restarted, transports the coconut bag after the ultraviolet sterilization treatment to the collection cavity 8 and retrieves, and after all the coconut bags are retrieved to the collection cavity 8, the side door of the collection cavity 8 is opened, and the coconut bag is taken out, so that the whole process is completed.
Claims (6)
1. An energy-saving and environment-friendly coconut bag sterilization process is characterized by comprising the following steps:
A. the packaged coconut bag is sent into a sterilization device from a coconut bag input port, and dust removal treatment is carried out in a dust removal chamber of the sterilization device; the sterilizing device comprises a sterilizing tunnel (1), a main conveying belt (2) penetrating through the sterilizing tunnel (1) is arranged in the sterilizing tunnel (1), a coconut bag input port (3) is arranged at one end of the sterilizing tunnel (1), a dust removing chamber (4) is arranged below the coconut bag input port (3), a plurality of dust suction ports (41) are formed in the side wall of the dust removing chamber (4), an auxiliary conveying belt (42) is arranged in the dust removing chamber (4), a pneumatic vibrator (43) is arranged below the auxiliary conveying belt (42), and the auxiliary conveying belt (42) is made of elastic buffer materials; the auxiliary conveyor belt (42) in the dust removing chamber (4) is obliquely arranged and is in seamless butt joint with the main conveyor belt (2);
a heating chamber (5), a cooling chamber (6), an ultraviolet sterilization chamber (7) and a collection chamber (8) are sequentially arranged in the sterilization tunnel (1) along the main conveyor belt (2), and a semi-closed partition plate (9) is arranged between each two chambers; a high-frequency vibrator (52) is arranged below the main conveyor belt (2) where the heating chamber (5) is located, and the vibration frequency of the high-frequency vibrator (52) is 12000-15000 times/min; a stirring arm (72) is arranged in the ultraviolet sterilization chamber (7);
B. enabling the coconut bags subjected to dust removal to enter a heating chamber, starting a high-frequency vibrator, and vibrating the coconut bags for 3-7 min;
C. performing heat sterilization treatment, controlling the temperature of the heating chamber at 75-85 deg.C, maintaining for 3-5min, cooling to 60-65 deg.C, maintaining for 20-30min, and heating to 75-80 deg.C, and maintaining for 4-8 min;
D. the coconut bag after heat sterilization enters a cooling chamber for cooling treatment, the cooling time is 15-20min, and the temperature of the cooled coconut bag is 25-35 ℃;
E. the cooled coconut bag enters an ultraviolet sterilization chamber for ultraviolet sterilization treatment, the ultraviolet wavelength range is 250-265nm, and the ultraviolet intensity is 160-190 muW/cm 2 The ultraviolet sterilization duration is 8-16min, and the coconut bag is always stirred by the stirring arm in the whole ultraviolet sterilization process;
F. and recovering the coconut bag subjected to ultraviolet sterilization in the collection chamber.
2. The energy-saving and environment-friendly coconut bag sterilization process as claimed in claim 1, is characterized in that: the two ends of the sterilizing tunnel (1) are of a closed structure, and a side opening door for taking out the coconut bags is arranged in the collecting cavity (8).
3. The energy-saving and environment-friendly coconut bag sterilization process as claimed in claim 1, is characterized in that: and heating rods (51) which are uniformly distributed are arranged on the cavity wall above the main conveyor belt (2) in the heating cavity (5).
4. The energy-saving and environment-friendly coconut bag sterilization process as claimed in claim 1, is characterized in that: and a plurality of air cooling devices (61) are arranged in the cooling chamber (6).
5. The energy-saving and environment-friendly coconut bag sterilization process as claimed in claim 1, is characterized in that: an ultraviolet generator (71) is arranged on the top of the wall in the ultraviolet sterilization chamber (7).
6. The energy-saving and environment-friendly coconut bag sterilization process as claimed in claim 1, is characterized in that: the aperture of the coconut bag input port (3) is gradually reduced from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373326.3A CN109566723B (en) | 2018-11-19 | 2018-11-19 | Energy-saving and environment-friendly coconut bag sterilization process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811373326.3A CN109566723B (en) | 2018-11-19 | 2018-11-19 | Energy-saving and environment-friendly coconut bag sterilization process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109566723A CN109566723A (en) | 2019-04-05 |
| CN109566723B true CN109566723B (en) | 2022-08-05 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104585295A (en) * | 2013-11-01 | 2015-05-06 | 登封市惠达食品厂 | New sterilization device for countryman egg processing |
| CN204618920U (en) * | 2015-03-27 | 2015-09-09 | 四川农业大学 | Multiaspect ultra-vioket radiation sterilization transporter |
| CN107518244A (en) * | 2017-09-30 | 2017-12-29 | 伍晓政 | Intensive ultraviolet sterilization machine |
| CN107953233A (en) * | 2017-12-28 | 2018-04-24 | 王麒凯 | A kind of capsule burnishing device |
| CN108029279A (en) * | 2017-12-19 | 2018-05-15 | 周胜 | Sterilizing type agricultural uses seed cleaner |
| CN208047926U (en) * | 2017-11-29 | 2018-11-06 | 漳州美麦健康管理有限公司 | A kind of fruit slice sterilizing unit |
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- 2018-11-19 CN CN201811373326.3A patent/CN109566723B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104585295A (en) * | 2013-11-01 | 2015-05-06 | 登封市惠达食品厂 | New sterilization device for countryman egg processing |
| CN204618920U (en) * | 2015-03-27 | 2015-09-09 | 四川农业大学 | Multiaspect ultra-vioket radiation sterilization transporter |
| CN107518244A (en) * | 2017-09-30 | 2017-12-29 | 伍晓政 | Intensive ultraviolet sterilization machine |
| CN208047926U (en) * | 2017-11-29 | 2018-11-06 | 漳州美麦健康管理有限公司 | A kind of fruit slice sterilizing unit |
| CN108029279A (en) * | 2017-12-19 | 2018-05-15 | 周胜 | Sterilizing type agricultural uses seed cleaner |
| CN107953233A (en) * | 2017-12-28 | 2018-04-24 | 王麒凯 | A kind of capsule burnishing device |
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| CN109566723A (en) | 2019-04-05 |
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