CN115769837A - Irradiation-based rice embryo-remaining preservation method - Google Patents
Irradiation-based rice embryo-remaining preservation method Download PDFInfo
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- CN115769837A CN115769837A CN202211553975.8A CN202211553975A CN115769837A CN 115769837 A CN115769837 A CN 115769837A CN 202211553975 A CN202211553975 A CN 202211553975A CN 115769837 A CN115769837 A CN 115769837A
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 116
- 235000009566 rice Nutrition 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000004321 preservation Methods 0.000 title claims abstract description 17
- 240000007594 Oryza sativa Species 0.000 title 1
- 239000000463 material Substances 0.000 claims abstract description 116
- 241000209094 Oryza Species 0.000 claims abstract description 115
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000007599 discharging Methods 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 239000006185 dispersion Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 210000001161 mammalian embryo Anatomy 0.000 description 7
- 238000012856 packing Methods 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 230000000749 insecticidal effect Effects 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000001954 sterilising effect Effects 0.000 description 3
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 229930003451 Vitamin B1 Natural products 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 229960003495 thiamine Drugs 0.000 description 1
- DPJRMOMPQZCRJU-UHFFFAOYSA-M thiamine hydrochloride Chemical compound Cl.[Cl-].CC1=C(CCO)SC=[N+]1CC1=CN=C(C)N=C1N DPJRMOMPQZCRJU-UHFFFAOYSA-M 0.000 description 1
- 239000011691 vitamin B1 Substances 0.000 description 1
- 235000010374 vitamin B1 Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses an irradiation-based rice embryo-remaining preservation method, wherein a preservation device adopted by the preservation method comprises a quantitative distribution mechanism and an irradiation mechanism, the quantitative distribution mechanism comprises a receiving disc, the receiving disc is uniformly connected with material receiving pipes, the end parts of the material receiving pipes are in contact installation with a bracket, the bracket is provided with a discharging hole, a driving assembly is arranged between the bracket and the receiving disc, and the receiving disc is internally provided with an interval feeding assembly; the irradiation mechanism comprises an irradiation tube, an electron accelerator is coaxially and fixedly arranged in the irradiation tube, and a guide circular truncated cone is arranged on the accelerator; realize quantitative distribution and the interval pay-off to the rice through quantitative distribution mechanism for during the rice sent into irradiation mechanism in order along the passage, combine direction round platform dispersion rice, reduce irradiation intensity when guaranteeing rice irradiation treatment quality, guarantee the quality after the rice is handled simultaneously.
Description
Technical Field
The invention relates to the technical field of rice preservation, in particular to a rice embryo-remaining preservation method based on irradiation.
Background
The embryo remaining rice is refined rice with embryo remaining part of rice in the processing process and embryo remaining rate reaching more than 80%, the embryo remaining rice contains rich fat, protein, vitamin B1 and the like, and has high nutritive value, but the embryo remaining rice contains more fat, and microorganisms are easy to propagate under the conditions of proper temperature and moisture content to shorten the shelf life of the embryo remaining rice, so the embryo remaining rice is usually sterilized by irradiation, killed, prevented from mildewing, inhibited from sprouting and prolonged in the shelf life of the rice, but the irradiation intensity is increased for thorough sterilization in the irradiation process, but the water content of the rice is reduced due to overlarge irradiation intensity, the rice is broken, and the taste of the rice is influenced by high-intensity irradiation treatment.
The prior rice irradiation treatment is carried out after the rice is packaged, and the thickness of the packed rice after being packaged and compacted is increased, so that a producer further increases the irradiation treatment intensity and reduces the rice quality.
Disclosure of Invention
The invention aims to provide a rice embryo-remaining fresh-keeping method based on irradiation so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a rice embryo-remaining fresh-keeping method based on irradiation adopts a fresh-keeping device which comprises a quantitative distribution mechanism and an irradiation mechanism;
the quantitative distribution mechanism comprises a receiving disc, material receiving pipes are uniformly connected to the receiving disc, an extending column is arranged at the central axis of the receiving disc, the receiving disc and the extending column are rotatably mounted, the extending column is coaxially connected with a supporting column, a bracket is fixedly arranged on the supporting column, the end part of each material receiving pipe is in contact with the bracket, a blanking hole is formed in the bracket, the distance between the central axis of the material receiving pipes and the central axis of the extending column is equal to the distance between the center of the blanking hole and the central line axis of the supporting column, a scraper is arranged on the extending column, the radius of the scraper is the same as the inner diameter of the receiving disc, a driving assembly is arranged between the bracket and the receiving disc, and a spaced feeding assembly is arranged in the receiving disc;
the irradiation mechanism comprises an irradiation pipe, a material guide pipe is connected to the irradiation pipe, a connecting flange is arranged at the end part of the material guide pipe and is installed in a matched mode with the blanking hole, an electron accelerator is arranged in the irradiation pipe and is arranged on the central axis of the irradiation pipe, connecting columns are coaxially installed on the electron accelerator, fixed supports are uniformly arranged on the connecting columns in the circumferential direction, the fixed supports are fixedly connected with the inner wall of the irradiation pipe, and a guide circular table is arranged at the end part of each connecting column;
the fresh-keeping method comprises the following steps:
s1, quantitatively distributing, starting an interval feeding assembly, conveying rice to be processed into a material receiving pipe, starting a driving assembly after the rice falls into the material receiving pipe, rotating a receiving disc, rotating the material receiving pipe filled with the rice around the central axis of an extending column, and scraping redundant rice on the material receiving pipe by a scraper when the material receiving pipe reaches the position of the scraper;
s2, performing irradiation treatment, namely when the material receiving pipe rotates to reach the position of the material discharging hole, rice in the material receiving pipe falls into the material discharging hole, enters the irradiation pipe through the material guide pipe, starting the electron accelerator in the irradiation pipe, the rice in the falling process falls along the edge of the guide circular table under the guide effect of the guide circular table, and the rice in the falling process is irradiated by electron rays generated by the electron accelerator.
As a further scheme of the invention: the drive assembly extends the board including the second that sets up at the bracket edge, second extension board fixedly connected with driving motor, driving gear is connected with, the receiving disc is provided with outer ring gear, drive gear and outer ring gear intermeshing.
As a still further scheme of the invention: the interval feeding assembly comprises a first extension plate arranged at the edge of a bracket, an installation column is arranged on the first extension plate, a feeding pipe is fixedly arranged on the installation column, the tail end of the feeding pipe points to a receiving disc, a first fixing frame is uniformly arranged on an inner ring of the receiving disc, a first clamping plate is arranged on the first fixing frame, the clamping plates are symmetrically arranged, a conductive spring column is arranged between the clamping plates, a second fixing frame is arranged on the feeding pipe, and a conductive plate is arranged on the second fixing frame.
As a still further scheme of the invention: the scraper blade is provided with a clearance groove corresponding to the material receiving pipe, and the width of the clearance groove is equal to the inner diameter of the material receiving pipe.
As a still further scheme of the invention: be provided with first spacing groove and second spacing groove on the bracket, first spacing groove sets up with the second spacing groove is concentric, the distance between first spacing groove and the second spacing groove is greater than the internal diameter in unloading hole, the tip of material receiving pipe is provided with antifriction bearing, antifriction bearing is provided with two, two antifriction bearing distributes on same plane with the central axis that extends the post, and two antifriction bearing mutually support with first spacing groove and second spacing groove respectively.
As a still further scheme of the invention: reinforcing ribs are uniformly arranged at the bottom of the bracket, and the reinforcing ribs at the positions of the first extending plate and the second extending plate are arranged in an extending mode.
As a still further scheme of the invention: the irradiation mechanism further comprises a shielding assembly, the shielding assembly comprises a shielding cover arranged on the outer side of the irradiation tube, shielding liquid is injected into the shielding cover, and a filling tube is arranged on the shielding cover.
As a still further scheme of the invention: and a discharging auger is arranged in the material guide pipe and is fixedly arranged on the inner wall of the material guide pipe.
Compared with the prior art, the invention has the beneficial effects that:
(1) The bracket and the receiving disc are respectively installed by utilizing the supporting columns and the extension columns, the receiving disc rotates around the extension columns under the driving of the driving assembly, the material receiving pipes are uniformly arranged in the receiving disc, the bottoms of the material receiving pipes are in contact installation with the bracket to form a closed structure, after the rice is conveyed into the material receiving pipes by the spaced feeding assembly, the material receiving pipes drive the rice to move on the bracket in the rotating process, when the material receiving pipes move to the blanking hole parts of the bracket, the rice in the material receiving pipes falls through the blanking holes and enters the irradiation mechanism for irradiation treatment, wherein the inner diameter of the material receiving pipes is smaller than that of the blanking holes, so that the rice residue in the blanking process can be avoided; the central axis of the material receiving pipe is overlapped with the circle center of the blanking hole in the moving process of the material receiving pipe, so that reliable and residue-free blanking is further ensured;
(2) The irradiation intensity is reduced by dispersing rice, the electron accelerator is coaxially arranged in the vertically arranged irradiation tube, fixed installation is carried out by utilizing the connecting column and the fixed support, meanwhile, the guide round table is arranged at the top of the connecting column, the falling rice falls along the lower edge of the guide round table under the guide effect of the guide round table, irradiation treatment is carried out in the falling process, compared with a mode of stacking and carrying out irradiation treatment after packaging is finished, the required irradiation intensity of the uniformly falling rice is obviously reduced, the requirements of irradiation sterilization and insecticidal treatment of the rice are met, and the quality and the edible taste of the rice are guaranteed;
(3) The clearance groove is formed in the scraper, the scraper is prevented from contacting the surface of a bracket at the edge part of the blanking hole in the scraping process, rice is cut and rolled to enable the rice to be cracked, the first limiting groove and the second limiting groove are formed in the bracket and are matched with a rolling bearing arranged at the bottom of the material receiving pipe, the rolling bearing is respectively matched with the first limiting groove and the second limiting groove in the process that the material receiving pipe rotates along with the receiving disc, the material receiving pipe is ensured to drive the rice to reliably rotate, the rotation resistance is reduced, the blanking auger is arranged in the material guide pipe, the falling speed of the rice can be delayed, the rice is prevented from falling too fast, the rice is effectively dispersed, the rice is enabled to fall from the edge of the guide circular table uniformly and orderly, and the irradiation treatment quality is improved;
(4) The shielding assembly is arranged on the outer side of the irradiation tube, and the shielding cover which is sleeved on the outer side of the irradiation tube is combined with the shielding cover to be filled with shielding liquid to shield the irradiation tube, so that the safety in the irradiation treatment process is ensured.
Drawings
FIG. 1 is a schematic structural diagram of a rice embryo-retention fresh-keeping method based on irradiation.
FIG. 2 is a schematic structural diagram of a bracket in a rice embryo-retention preservation method based on irradiation.
FIG. 3 is a schematic diagram of a receiving disc structure in an irradiation-based rice embryo-retention preservation method.
FIG. 4 is a schematic structural diagram of a material receiving pipe in a rice embryo-retention preservation method based on irradiation.
FIG. 5 is a schematic structural diagram of an interval feeding component in a rice embryo-retaining fresh-keeping method based on irradiation.
Fig. 6 is a schematic diagram of the matching between the scraper and the material receiving pipe in the irradiation-based rice embryo-remaining preservation method.
Fig. 7 is a schematic diagram of distribution and installation of reinforcing ribs in a rice embryo-retention preservation method based on irradiation.
FIG. 8 is a schematic structural view of a material guiding pipe in the irradiation-based rice embryo-retention fresh-keeping method.
FIG. 9 is a schematic structural diagram of an irradiation mechanism in a rice embryo-retention fresh-keeping method based on irradiation.
In the figure: 1. a support pillar; 100. extending the column; 101. a squeegee; 1010. a clearance groove; 102. reinforcing ribs; 2. a quantitative distribution mechanism; 20. a bracket; 21. a first limit groove; 22. a second limit groove; 23. a blanking hole; 24. a first extension plate; 25. a second extension plate; 250. a drive motor; 251. a drive gear; 26. receiving a disc; 260. an outer ring gear; 261. a first fixing frame; 262. a splint; 263. a conductive spring post; 27. a material receiving pipe; 270. a rolling bearing; 28. a feed pipe; 280. a second fixing frame; 281. a conductive plate; 29. mounting a column; 3. a material guide pipe; 30. a blanking auger; 31. a connecting flange; 4. an irradiation mechanism; 40. an electron accelerator; 41. connecting columns; 42. a fixed bracket; 43. a guide circular table; 44. a shield case; 45. filling a pipe; 46. and (4) irradiating the tube.
Detailed Description
In the description of the present invention, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1-9, a rice embryo-remaining fresh-keeping method based on irradiation adopts a fresh-keeping device comprising a quantitative distribution mechanism 2 and an irradiation mechanism 4;
the quantitative distribution mechanism 2 comprises a receiving disc 26, the receiving disc 26 is uniformly connected with material receiving pipes 27, an extending column 100 is arranged at the central axis of the receiving disc 26, the receiving disc 26 and the extending column 100 are rotatably mounted, the extending column 100 is coaxially connected with a supporting column 1, a bracket 20 is fixedly arranged on the supporting column 1, the end part of the material receiving pipe 27 is in contact with the bracket 20, a blanking hole 23 is formed in the bracket 20, the distance between the central axis of the material receiving pipe 27 and the central axis of the extending column 100 is equal to the distance between the center of the blanking hole 23 and the axis of the center line of the supporting column 1, a scraper 101 is arranged on the extending column 100, the radius of the scraper 101 is the same as the inner diameter of the receiving disc 26, a driving assembly is arranged between the bracket 20 and the receiving disc 26, and a spaced feeding assembly is arranged in the receiving disc 26;
specifically, as shown in fig. 1 and 3, a bracket 20 is fixedly arranged on a support column 1, an extension column 100 is arranged on the support column 1, and is used for rotatably mounting a receiving disc 26, the receiving disc 26 is driven by a driving assembly to perform rotary motion around the extension column 100, material receiving pipes 27 are uniformly arranged in the receiving disc 26, the bottoms of the material receiving pipes 27 are in contact mounting with the bracket 20 to form a closed structure, after rice is conveyed into the material receiving pipes 27 by a spacing feeding assembly, the material receiving pipes 27 drive the rice to move in the process of rotating on the bracket 20, when the material receiving pipes 27 move to the positions of the discharging holes 23 of the bracket 20, the rice in the material receiving pipes 27 falls through the discharging holes 23 and enters an irradiation mechanism 4 for irradiation treatment, wherein the inner diameter of the material receiving pipes 27 is smaller than the inner diameter of the discharging holes 23, so that rice residue in the discharging process can be avoided; the central axis of the material receiving pipe 27 and the circle center of the blanking hole 23 coincide with each other in the moving process of the material receiving pipe 27, so that reliable and residue-free blanking is further ensured.
More specifically, the material receiving pipe 27 is used for feeding materials at intervals, so that the irradiation is thorough, and the accuracy of quantitative packaging can be ensured.
The irradiation mechanism 4 comprises an irradiation tube 46, the irradiation tube 46 is connected with a material guide tube 3, the end part of the material guide tube 3 is provided with a connecting flange 31, the connecting flange 31 is installed in cooperation with the blanking hole 23, an electron accelerator 40 is arranged in the irradiation tube 46, the electron accelerator 40 is arranged on the central axis of the irradiation tube 46, the electron accelerator 40 is coaxially provided with a connecting column 41, the connecting column 41 is uniformly provided with fixed supports 42 in the circumferential direction, the fixed supports 42 are fixedly connected with the inner wall of the irradiation tube 46, and the end part of the connecting column 41 is provided with a guide circular table 43;
specifically, combine fig. 8, as shown in fig. 9, the rice passes through unloading hole 23 and gets into in the passage 3, get into irradiation mechanism 4 along passage 3, in order to reduce irradiation intensity, through the coaxial electron accelerator 40 that sets up in the irradiation pipe 46 of vertical setting, utilize spliced pole 41 and fixed bolster 42 to carry out fixed mounting, set up direction round platform 43 at the top of spliced pole 41 simultaneously, the rice of whereabouts is under the guide effect of direction round platform 43, fall along the lower limb of direction round platform 43, irradiation treatment is carried out to the in-process of whereabouts, pile up after accomplishing with the packing and carry out irradiation treatment mode and compare, the required irradiation intensity of the rice of even whereabouts obviously reduces, guarantee rice irradiation sterilization, the quality and the edible taste of rice processing have been guaranteed in the insecticidal processing demand.
The fresh-keeping method comprises the following steps:
s1, quantitatively distributing, starting an interval feeding assembly, conveying rice to be processed into a material receiving pipe 27, starting a driving assembly after the rice falls into the material receiving pipe 27, enabling a receiving disc 26 to rotate, enabling the material receiving pipe 27 filled with the rice to rotate around the central axis of an extension column 100, and scraping redundant rice on the material receiving pipe 27 by a scraper 101 when the material receiving pipe 27 reaches the position of the scraper 101;
s2, performing irradiation treatment, namely when the material receiving pipe 27 rotates to reach the position of the blanking hole 23, rice in the material receiving pipe 27 falls into the blanking hole 23, enters the irradiation pipe 46 through the material guide pipe 3, the electron accelerator 40 in the irradiation pipe 46 is started, the rice in the falling process falls along the edge of the guide circular table 43 under the guide effect of the guide circular table 43, and the electron ray generated by the electron accelerator 40 performs irradiation treatment on the rice in the falling process.
Further, as shown in fig. 3, the driving assembly includes a second extension plate 25 disposed at an edge of the bracket 20, a driving motor 250 is fixedly connected to the second extension plate 25, a driving gear 251 is connected to the driving motor 250, the receiving disk 26 is provided with an outer gear ring 260, and the driving gear 251 and the outer gear ring 260 are engaged with each other.
Specifically, the outer ring gear 260 is arranged on the outer ring of the material receiving disc, the driving motor 250 is fixedly mounted on the second extending plate 25 arranged on the bracket 20, and the receiving disc 26 is driven to rotate by utilizing the mutual meshing of the driving gear 251 on the driving motor 250 and the outer ring gear 260, so that the spaced feeding and discharging operations are realized.
Further, interval pay-off subassembly is including setting up the first extension board 24 at bracket 20 edge, be provided with erection column 29 on the first extension board 24, erection column 29 fixed mounting has feeding pipe 28, the terminal directional receiving disc 26 of feeding pipe 28, the inner circle of receiving disc 26 evenly is provided with mount first 261, be provided with splint 262 on the mount first 261, splint 262 symmetry sets up, be provided with electrically conductive spring post 263 between the splint 262, be provided with mount second 280 on the feeding pipe 28, be provided with current-conducting plate 281 on mount second 280.
Specifically, as shown in fig. 2, 3, and 5, the feeding pipe 28 is fixedly installed through the first extension plate 24, the first fixing frame 261 is uniformly disposed on the inner ring of the receiving disc 26, the first fixing frame 261 is disposed on a plane formed by the central axes of the extension column 100 and the receiving pipe 27, the first fixing frame 261 is combined with the clamping plate 262, the clamping plate 262 is disposed with the opposite conductive spring columns 263, the second fixing frame 280 is disposed on one side of the feeding pipe 28 facing the first fixing frame 261, the conductive plate 281 is mounted by using the second fixing frame 280, the first fixing frame 261 rotates along with the receiving disc 26 in the rotation process, when the receiving disc 28 rotates to the position of the feeding pipe 28, the conductive plate 281 disposed on the second fixing frame 280 enters between the clamping plates 262, the conductive spring columns 263 are connected, the driving assembly stops working after the connection, the receiving disc 26 stops rotating, the feeding pipe 28 feeds rice into the receiving pipe 27, and the driving assembly continues to drive the receiving disc 26 to rotate after the feeding pipe 27.
Furthermore, a clearance groove 1010 is formed in a position of the scraper 101 corresponding to the material receiving pipe 27, and the width of the clearance groove 1010 is equal to the inner diameter of the material receiving pipe 27.
Specifically, as shown in fig. 6, by providing a clearance groove 1010 on the scraper 101, the scraper 101 is prevented from contacting the surface of the bracket 20 at the edge of the feeding hole 23 during scraping, which causes rice to be cut and crushed.
Further, be provided with first spacing groove 21 and second spacing groove 22 on the bracket 20, first spacing groove 21 and second spacing groove 22 set up with the heart, distance between first spacing groove 21 and the second spacing groove 22 is greater than the internal diameter of unloading hole 23, the tip that connects material pipe 27 is provided with antifriction bearing 270, antifriction bearing 270 is provided with two, two antifriction bearing 270 distributes on same plane with the central axis that extends post 100, and two antifriction bearing 270 mutually support with first spacing groove 21 and second spacing groove 22 respectively.
Specifically, as shown in fig. 2 and fig. 4, a first limiting groove 21 and a second limiting groove 22 are arranged on the bracket 20, and are matched with a rolling bearing 270 arranged at the bottom of the material receiving pipe 27, and the rolling bearing 270 is respectively matched with the first limiting groove 21 and the second limiting groove 22 in the process that the material receiving pipe 27 rotates along with the receiving disc 26, so that the material receiving pipe 27 is ensured to drive the rice to reliably rotate, and the rotation resistance is reduced.
Furthermore, reinforcing ribs 102 are uniformly arranged at the bottom of the bracket 20, and the reinforcing ribs 102 at the positions of the first extension plate 24 and the second extension plate 25 are arranged in an extending manner.
Further, the irradiation mechanism 4 further comprises a shielding assembly, the shielding assembly comprises a shielding cover 44 arranged outside the irradiation tube 46, shielding liquid is filled in the shielding cover 44, and a filling tube 45 is arranged on the shielding cover 44.
Specifically, as shown in fig. 9, in order to avoid the radiation leakage affecting the health of the operator, a shielding assembly is disposed outside the irradiation tube 46, and the irradiation tube 46 is shielded by filling shielding liquid into the shielding cover 44 that is sleeved outside the irradiation tube 46, so as to ensure the safety during the irradiation treatment process.
Further, a blanking packing auger 30 is arranged in the material guide pipe 3, and the blanking packing auger 30 is fixedly arranged on the inner wall of the material guide pipe 3.
Specifically, as shown in fig. 8, the feeding auger 30 is arranged in the material guide pipe 3, so that the falling speed of the rice can be delayed, the rice is prevented from falling too fast, the rice is effectively dispersed, the rice falls uniformly and orderly from the edge of the guide circular truncated cone 43, and the irradiation treatment quality is improved.
The working principle of the embodiment of the invention is as follows:
as shown in fig. 1-9, a bracket 20 is fixedly arranged on a support column 1, an extension column 100 is arranged on the support column 1 and is used for rotatably mounting a receiving disc 26, the receiving disc 26 is driven by a driving assembly to rotate around the extension column 100, material receiving pipes 27 are uniformly arranged in the receiving disc 26, the bottoms of the material receiving pipes 27 are in contact mounting with the bracket 20 to form a closed structure for receiving rice, after the rice is conveyed into the material receiving pipes 27 by an interval feeding assembly, the material receiving pipes 27 drive the rice to move in the rotating process on the bracket 20, when the material receiving pipes 27 move to the positions of the material discharging holes 23 of the bracket 20, the rice in the material receiving pipes 27 falls through the material discharging holes 23 and enters an irradiation mechanism 4 for irradiation treatment, wherein the inner diameter of the material receiving pipes 27 is smaller than the inner diameter of the material discharging holes 23, so that residual rice in the material discharging process can be avoided; the central axis of the material receiving pipe 27 coincides with the center of the blanking hole 23 during the movement of the material receiving pipe 27, so that reliable and residue-free blanking is further ensured. The material receiving pipe 27 is used for feeding materials at intervals, so that the irradiation is thorough, and the accuracy of quantitative packaging can be ensured. The rice passes through in unloading hole 23 gets into baffle pipe 3, in getting into irradiation mechanism 4 along baffle pipe 3, in order to reduce irradiation intensity, through the coaxial electron accelerator 40 that sets up in irradiation pipe 46 at vertical setting, utilize spliced pole 41 and fixed bolster 42 to carry out fixed mounting, set up direction round platform 43 at spliced pole 41's top simultaneously, the rice of whereabouts is under the guide effect of direction round platform 43, lower limb dispersion whereabouts along direction round platform 43, in-process at the whereabouts carries out irradiation treatment, it compares to pile up irradiation treatment mode after accomplishing with the packing, the required irradiation intensity of the rice of even whereabouts obviously reduces, guaranteeing that rice irradiation is disinfected, the quality and the edible taste of rice processing have been guaranteed in the insecticidal treatment demand. The outer ring 260 of the material receiving disc is provided, the second extension plate 25 is fixedly provided with the driving motor 250 on the bracket 20, and the receiving disc 26 is driven to rotate by the mutual meshing of the driving gear 251 on the driving motor 250 and the outer ring 260, so that the spaced feeding and discharging operations are realized. The feeding pipe 28 is fixedly installed through the first extension plate 24, a first fixing frame 261 is uniformly arranged on the inner ring of the receiving disc 26, the first fixing frame 261 is arranged on a plane formed by the central axes of the extension column 100 and the material receiving pipe 27, a clamping plate 262 is arranged through the first fixing frame 261, a second fixing frame 280 is arranged on one side, facing the first fixing frame 261, of the feeding pipe 28, a conducting plate 281 is installed through the second fixing frame 280, the first fixing frame 261 rotates along with the receiving disc 26 in the rotating process, when the position of the material receiving pipe 28 is rotated, the conducting plate 281 arranged on the second fixing frame 280 enters the clamping plate 262, the conducting plate 263 is connected, the driving assembly stops working after the connection, the receiving disc 26 stops rotating, the feeding pipe 28 feeds rice into the material receiving pipe 27, and after the feeding is finished, the driving assembly continues to drive the receiving disc 26 to rotate, and the next material receiving pipe 27 is fed. By arranging the clearance groove 1010 on the scraper 101, the scraper 101 is prevented from contacting the surface of the bracket 20 at the edge part of the blanking hole 23 in the scraping process, so that the rice is sheared and rolled to break the rice. Set up first spacing groove 21 and second spacing groove 22 on bracket 20, the antifriction bearing 270 that the cooperation connects the material pipe 27 bottom to set up, connect material pipe 27 along with receiving disc 26 pivoted in-process antifriction bearing 270 respectively with first spacing groove 21 and second spacing groove 22 mutually support, guarantee to connect material pipe 27 to drive the reliable rotation of rice, reduce the rotational resistance simultaneously. In order to avoid the influence of radiation leakage on the health of operators, a shielding component is arranged on the outer side of the irradiation tube 46, and shielding liquid is filled into the shielding cover 44 which is sleeved on the outer side of the irradiation tube 46 to shield the irradiation tube 46, so that the safety in the radiation treatment process is ensured. The feeding auger 30 is arranged in the material guide pipe 3, so that the falling speed of rice can be delayed, the rice is prevented from falling too fast, and the rice is effectively dispersed, so that the rice can fall off uniformly and orderly from the edge of the guide circular truncated cone 43, and the irradiation treatment quality is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (8)
1. A rice embryo-remaining fresh-keeping method based on irradiation is characterized in that a fresh-keeping device adopted by the fresh-keeping method comprises a quantitative distribution mechanism (2) and an irradiation mechanism (4);
the quantitative distribution mechanism (2) comprises a receiving disc (26), the receiving disc (26) is uniformly connected with material receiving pipes (27), an extending column (100) is arranged at the central axis of the receiving disc (26), the receiving disc (26) and the extending column (100) are rotatably mounted, the extending column (100) is coaxially connected with a supporting column (1), a bracket (20) is fixedly arranged on the supporting column (1), the end part of the material receiving pipe (27) is in contact mounting with the bracket (20), a blanking hole (23) is formed in the bracket (20), the distance between the central axis of the material receiving pipe (27) and the central axis of the extending column (100) is equal to the distance between the center of the blanking hole (23) and the central line axis of the supporting column (1), a scraper (101) is mounted on the extending column (100), the radius of the scraper (101) is the same as the inner diameter of the receiving disc (26), a driving assembly is arranged between the bracket (20) and the receiving disc (26), and a spaced feeding assembly is arranged in the receiving disc (26);
the irradiation mechanism (4) comprises an irradiation pipe (46), the irradiation pipe (46) is connected with a material guide pipe (3), a connecting flange (31) is arranged at the end part of the material guide pipe (3), the connecting flange (31) is installed in a matched mode with the blanking hole (23), an electron accelerator (40) is arranged in the irradiation pipe (46), the electron accelerator (40) is arranged on the central axis of the irradiation pipe (46), a connecting column (41) is coaxially installed on the electron accelerator (40), fixed supports (42) are uniformly arranged on the circumferential direction of the connecting column (41), the fixed supports (42) are fixedly connected with the inner wall of the irradiation pipe (46), and a guide circular truncated cone (43) is arranged at the end part of the connecting column (41);
the fresh-keeping method comprises the following steps:
s1, quantitatively distributing, starting an interval feeding assembly, conveying rice to be processed into a material receiving pipe (27), starting a driving assembly after the rice falls into the material receiving pipe (27), rotating a receiving disc (26), rotating the material receiving pipe (27) filled with the rice around the central axis of an extension column (100), and scraping redundant rice on the material receiving pipe (27) by a scraper (101) when the material receiving pipe (27) reaches the position of the scraper (101);
s2, performing irradiation treatment, namely when the material receiving pipe (27) rotates to reach the position of the discharging hole (23), rice in the material receiving pipe (27) falls into the discharging hole (23), enters the irradiation pipe (46) through the material guide pipe (3), starts the electron accelerator (40) in the irradiation pipe (46), the rice in the falling process falls along the edge of the guide circular table (43) under the guide effect of the guide circular table (43), and the electron ray generated by the electron accelerator (40) performs irradiation treatment on the rice in the falling process.
2. The irradiation-based rice germ-remaining preservation method of claim 1, characterized in that the driving assembly comprises a second extension plate (25) arranged at the edge of the bracket (20), the second extension plate (25) is fixedly connected with a driving motor (250), the driving motor (250) is connected with a driving gear (251), the receiving disc (26) is provided with an outer gear ring (260), and the driving gear (251) and the outer gear ring (260) are meshed with each other.
3. The irradiation-based rice embryo-retention fresh-keeping method is characterized in that the interval feeding assembly comprises a first extension plate (24) arranged at the edge of a bracket (20), mounting columns (29) are arranged on the first extension plate (24), feeding pipes (28) are fixedly mounted on the mounting columns (29), the tail ends of the feeding pipes (28) point to a receiving disc (26), fixing frames (261) are uniformly arranged on the inner ring of the receiving disc (26), clamping plates (262) are arranged on the fixing frames (261), the clamping plates (262) are symmetrically arranged, conductive spring columns (263) are arranged between the clamping plates (262), fixing frames (280) are arranged on the feeding pipes (28), and conductive plates (281) are arranged on the fixing frames (280).
4. The irradiation-based rice embryo-remaining preservation method is characterized in that a clearance groove (1010) is formed in the scraper (101) corresponding to the material receiving pipe (27), and the width of the clearance groove (1010) is equal to the inner diameter of the material receiving pipe (27).
5. The irradiation-based rice embryo-remaining preservation method is characterized in that a first limiting groove (21) and a second limiting groove (22) are arranged on the bracket (20), the first limiting groove (21) and the second limiting groove (22) are concentrically arranged, the distance between the first limiting groove (21) and the second limiting groove (22) is larger than the inner diameter of the blanking hole (23), two rolling bearings (270) are arranged at the end part of the material receiving pipe (27), the two rolling bearings (270) are distributed on the same plane with the central axis of the extension column (100), and the two rolling bearings (270) are respectively matched with the first limiting groove (21) and the second limiting groove (22).
6. The irradiation-based rice embryo-remaining preservation method as claimed in claim 3, wherein the bottom of the bracket (20) is uniformly provided with the reinforcing ribs (102), and the reinforcing ribs (102) at the positions of the first extending plate (24) and the second extending plate (25) are arranged in an extending way.
7. The irradiation-based rice embryo-retention fresh-keeping method according to claim 1, characterized in that the irradiation mechanism (4) further comprises a shielding assembly, the shielding assembly comprises a shielding cover (44) arranged outside the irradiation pipe (46), shielding liquid is filled in the shielding cover (44), and a filling pipe (45) is arranged on the shielding cover (44).
8. The irradiation-based rice embryo-remaining preservation method according to claim 1, wherein a blanking auger (30) is arranged in the material guide pipe (3), and the blanking auger (30) is fixedly installed on the inner wall of the material guide pipe (3).
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| CN112155054A (en) * | 2020-10-10 | 2021-01-01 | 湖南省吉娃米业有限公司 | Preservation method of nutrient embryo-remaining rice |
| CN113304285A (en) * | 2021-05-21 | 2021-08-27 | 中核同辐（长春）辐射技术有限公司 | Irradiation killing device for cold processing physical sterilization and operation method thereof |
| CN114246210A (en) * | 2021-12-22 | 2022-03-29 | 黑龙江省原子能研究院 | Method for making irradiation process for preserving rice with germ |
| CN216906656U (en) * | 2022-03-29 | 2022-07-08 | 杨凌核盛辐照技术有限公司 | System device for irradiation fresh-keeping treatment of fresh agricultural products by X-ray |
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2022
- 2022-12-06 CN CN202211553975.8A patent/CN115769837B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103535431A (en) * | 2013-10-17 | 2014-01-29 | 常熟市梅李镇香园稻米专业合作社 | Irradiation insect-killing and mildew-prevention method for rice |
| CN108432735A (en) * | 2018-05-21 | 2018-08-24 | 江苏智研科技有限公司 | A kind of method of graininess surface of agricultural products Pesticidal and sterilizing device and Pesticidal and sterilizing |
| CN112155054A (en) * | 2020-10-10 | 2021-01-01 | 湖南省吉娃米业有限公司 | Preservation method of nutrient embryo-remaining rice |
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| CN114246210A (en) * | 2021-12-22 | 2022-03-29 | 黑龙江省原子能研究院 | Method for making irradiation process for preserving rice with germ |
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