CN116349821A

CN116349821A - Food irradiation sterilization device

Info

Publication number: CN116349821A
Application number: CN202310554703.8A
Authority: CN
Inventors: 施明东; 宋秋雨; 李潇雯; 陈仕林
Original assignee: Furuijie Chengdu Technology Group Co ltd
Current assignee: Furuijie Chengdu Technology Group Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-06-30

Abstract

The invention discloses a food irradiation sterilization device, which comprises a sterilization chamber, wherein a conveying assembly and a supporting frame are arranged in the sterilization chamber, the conveying assembly is used for conveying a food box, a feed inlet and a discharge outlet are respectively formed in two sides of the sterilization chamber, the feed inlet and the discharge outlet are respectively arranged corresponding to the conveying assembly, and a spacing blocking structure is arranged on the conveying assembly; the overturning assembly comprises a rotating part and an overturning clamping part, the rotating part is fixedly connected to the middle part of the supporting frame, the overturning clamping part is in transmission connection with the rotating part, a refrigerating part is arranged on the clamping part, and the refrigerating part is correspondingly arranged with the food box; the sterilization assembly comprises an irradiation sterilization part fixedly connected to the top end inside the sterilization chamber, the irradiation sterilization part is positioned above the conveying assembly and corresponds to the clamping part, and the irradiation sterilization part is used for sterilizing the food box. The invention ensures the low-temperature environment during the food sterilization and improves the sterilization effect on the food packaging box while realizing the automatic irradiation sterilization of the food.

Description

Food irradiation sterilization device

Technical Field

The invention relates to the technical field of food sterilization devices, in particular to a food irradiation sterilization device.

Background

The irradiation of high-energy electron beam generated by electron accelerator can make some substances produce physical, chemical and biological effects, and can effectively kill pathogenic bacteria, viruses and pests. The technology is widely applied to the field of food sterilization and fresh-keeping, and the electron accelerator is the same as the drilling irradiation, and has the characteristics of normal temperature, no damage, no residual toxicity, environmental protection, low energy consumption, simple and convenient operation, high automation degree, suitability for large-scale industrial production and the like, and meanwhile, the irradiation beam is concentrated and oriented, the energy is fully utilized, the irradiation efficiency is high, no radioactive waste is generated, and the advantages of no disassembly and damage to product packaging, thorough sterilization and the like can be achieved in the field of food sterilization.

The irradiation sterilization device in the prior art is used for directly conveying food packages through the conveying device, the food packages are subjected to sterilization treatment through the electronic accelerator, the time for the food packages is short, meanwhile, due to the structural form of the food packages, the parts contacted with the conveying device are easy to cause incomplete sterilization, the sterilization effect is affected, and meanwhile, the low-temperature fresh-keeping condition of the food with low-temperature fresh-keeping cannot be met when the food is subjected to sterilization treatment, so that the food is damaged.

Therefore, there is a need for a food irradiation sterilization apparatus for solving the above-mentioned problems.

Disclosure of Invention

The invention aims to provide a food irradiation sterilization device which solves the problems existing in the prior art.

In order to achieve the above object, the present invention provides the following solutions: the invention provides a food irradiation sterilization device, comprising:

a sterilization chamber;

the conveying assembly is fixedly connected to the bottom end inside the sterilization chamber and is used for conveying food boxes, a feed inlet and a discharge outlet are respectively formed in two sides of the sterilization chamber, the feed inlet and the discharge outlet are respectively arranged corresponding to the conveying assembly, and a spacing blocking structure is arranged on the conveying assembly;

the overturning assembly comprises a rotating part and an overturning clamping part, the middle part of the bottom end inside the sterilizing chamber is fixedly connected with a supporting frame, the rotating part is arranged on the supporting frame, the overturning clamping part is in transmission connection with the rotating part, the overturning clamping part is used for clamping the food box and is correspondingly arranged with the conveying assembly, the clamping part is provided with a refrigerating part, and the refrigerating part is correspondingly arranged with the food box;

the sterilization assembly comprises an irradiation sterilization part fixedly connected to the top end inside the sterilization chamber, the irradiation sterilization part is located above the conveying assembly and corresponds to the clamping part, and the irradiation sterilization part is used for performing sterilization treatment on the food box.

Preferably, the conveying assembly comprises a feeding conveying belt and a discharging conveying belt which are respectively arranged on two sides of the supporting frame, the feeding conveying belt and the feeding opening are correspondingly arranged, the discharging conveying belt and the discharging opening are correspondingly arranged, a gap is formed between the feeding conveying belt and the discharging conveying belt, the rotating part is located in the gap, the clamping part is used for transferring the food box on the feeding conveying belt to the discharging conveying belt, and the interval blocking structure is located on the feeding conveying belt.

Preferably, the overturning clamping part comprises a first rotating shaft which is rotatably connected to the supporting frame, one end of an L-shaped supporting plate is fixedly connected to the first rotating shaft, a second rotating shaft is rotatably connected to the other end of the L-shaped supporting plate, a fixing plate is fixedly connected to one end of the second rotating shaft, which is far away from the first rotating shaft, a clamping piece is arranged on the fixing plate, the clamping piece is correspondingly arranged with the food box, one end, which is close to the first rotating shaft, of the second rotating shaft is coaxially and fixedly connected with a first bevel gear, a supporting rod is fixedly connected to the supporting frame, the supporting rod and the first rotating shaft are located on the same axis, a second bevel gear is coaxially and fixedly connected to the supporting rod, and the first bevel gear is meshed with the second bevel gear.

Preferably, the fixed plate is kept away from the one end fixedly connected with centre gripping frame of second axis of rotation, the holder includes sliding connection the centre gripping frame is close to the fixed block in fixed plate one end middle part, the one end that all articulates there is first connecting rod in the fixed block both sides, the centre gripping frame is kept away from one end both sides of fixed plate are fixedly connected with support column respectively, rotate on the support column and be connected with the gripper, gripper one end with the other end of first connecting rod is articulated, the gripper other end with the food case corresponds the setting, fixedly connected with electric telescopic handle on the fixed plate, electric telescopic handle's flexible end with fixed block fixed connection.

Preferably, the rotating part comprises a third rotating shaft and a fourth rotating shaft which are rotatably connected to the supporting frame, a driving disc is coaxially and fixedly connected to the third rotating shaft, a fan-shaped driving plate is fixedly connected to the outer side wall of the driving disc, one end of the fan-shaped driving plate, which is far away from the driving disc, is fixedly connected with an arc toothed plate, the first rotating shaft is far away from one end of the L-shaped supporting plate, a first gear is coaxially and fixedly connected with the first gear, the first gear is meshed with the arc toothed plate, one end of the fourth rotating shaft is fixedly connected with a supporting block, an adjusting groove is formed in the supporting block, a sliding block is arranged in the adjusting groove, one end of a second connecting rod is rotatably connected to the sliding block, the other end of the second connecting rod is rotatably connected with the fan-shaped driving plate, a first motor is fixedly connected to the supporting frame, and an output shaft of the first motor is fixedly connected with the other end of the fourth rotating shaft.

Preferably, one end of the clamping claw, which is close to the food box, is fixedly connected with a refrigerating groove, the refrigerating part comprises a semiconductor refrigerating sheet fixedly connected inside the opening end of the refrigerating groove, and the refrigerating end of the semiconductor refrigerating sheet is abutted with the food box; the utility model discloses a semiconductor refrigerating device, including refrigerating tank, first rotation pipe, control piece, first rotation pipe one end stretches into in the refrigerating tank and equidistant fixedly connected with a plurality of first fan blades along circumference, first fan blade with semiconductor refrigerating piece interval sets up, coaxial supporting axle that is provided with in the first rotation pipe, equidistant fixedly connected with a plurality of second fan blades along circumference on the supporting axle lateral wall, the second fan blade with first rotation pipe inner wall corresponds the setting, be provided with the control piece on the refrigerating tank, first rotation pipe with the supporting axle respectively with the control piece transmission is connected.

Preferably, the control member comprises a fifth rotating shaft and a worm which are rotatably connected to the refrigerating tank, one end of the first rotating tube extending out of the refrigerating tank is coaxially and fixedly connected with a second gear, the supporting shaft extending out of one end of the first rotating tube is coaxially and fixedly connected with a first worm gear, a third gear and a second worm gear are coaxially and fixedly connected to the fifth rotating shaft, the third gear is meshed with the second gear, the worm is located between the first worm gear and the second worm gear, the first worm gear and the second worm gear are respectively meshed with the worm, a second motor is fixedly connected to the refrigerating tank, and an output shaft of the second motor is fixedly connected with one end of the worm.

Preferably, the irradiation sterilization part comprises an electron accelerator fixedly connected to the top end inside the sterilization chamber, and the output end of the electron accelerator is arranged corresponding to the food box.

Preferably, the interval blocking structure comprises a hydraulic cylinder fixedly connected to the feeding conveyor belt, wherein the output end of the hydraulic cylinder is fixedly connected with a blocking plate, and the blocking plate is correspondingly arranged with the food box.

Preferably, a screw rod is installed in the adjusting groove, and the sliding block is in sliding connection with the adjusting groove through the screw rod.

Compared with the prior art, the invention has the following advantages and technical effects:

the invention provides a food irradiation sterilization device, wherein a sterilization chamber is used for sterilizing a food box, radiation leakage is avoided, a conveying assembly is used for realizing automatic conveying of the food box in the sterilization chamber, a spacing blocking structure is used for realizing intermittent conveying of the food box on the conveying assembly, extrusion accumulation of the food box on the conveying assembly is avoided, conveying stability is guaranteed, a rotating part is used for controlling a turnover clamping part, the turnover clamping part is controlled to realize clamping and conveying and synchronous turnover of the food box, a refrigerating part is used for refrigerating and cooling food in the food box, the refrigerating temperature of the food in the food box is guaranteed for refrigerating the food, an irradiation sterilization part is used for realizing sterilization treatment of the food box, and meanwhile, the sterilization treatment effect of the food box is further guaranteed by matching with the turnover clamping part. The invention ensures the low-temperature environment of the food and improves the sterilization effect on the food packaging box while realizing the automatic irradiation sterilization of the food.

Drawings

For a clearer description of an embodiment of the invention or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:

FIG. 1 is a schematic diagram showing a state of a food box before being carried;

FIG. 2 is a schematic view showing the state of the food box of the present invention after being carried;

FIG. 3 is a schematic diagram of the structure of the flip-over clamping part of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3A in accordance with the present invention;

FIG. 5 is a schematic view of a rotating part structure of the present invention;

FIG. 6 is a schematic view of a conveying assembly according to the present invention;

FIG. 7 is a schematic diagram of the overall structure of a second embodiment of the present invention;

FIG. 8 is a schematic view illustrating an inner structure of a carrying column according to a second embodiment of the present invention;

FIG. 9 is a schematic view showing a closed state of an arc-shaped sealing strip in a second embodiment of the present invention;

FIG. 10 is a schematic view of a three-piece structure according to an embodiment of the present invention;

FIG. 11 is a schematic diagram of a conveying channel structure in a third embodiment of the present invention;

FIG. 12 is a schematic view of a structure of a screw conveyor plate according to a third embodiment of the present invention;

wherein, 1, a sterilizing chamber; 2. a support frame; 3. a food box; 4. a feed inlet; 5. a discharge port; 6. a feed conveyor belt; 7. a discharge conveyor belt; 8. a first rotation shaft; 9. an L-shaped support plate; 10. a second rotation shaft; 11. a fixing plate; 12. a first bevel gear; 13. a support rod; 14. a second bevel gear; 15. a clamping frame; 16. a fixed block; 17. a first link; 18. a support column; 19. clamping claws; 20. an electric telescopic rod; 21. a third rotation shaft; 22. a fourth rotation shaft; 23. a drive plate; 24. a fan-shaped driving plate; 25. arc toothed plates; 26. a first gear; 27. a support block; 28. an adjustment tank; 29. a slide block; 30. a second link; 31. a refrigerating tank; 32. a semiconductor refrigeration sheet; 33. a first rotating tube; 34. a first fan blade; 35. a support shaft; 36. a second fan blade; 37. a fifth rotation shaft; 38. a worm; 39. a second gear; 40. a first worm wheel; 41. a third gear; 42. a second worm wheel; 43. a second motor; 44. an electron accelerator; 45. a hydraulic cylinder; 46. a blocking plate; 47. a screw rod; 48. a first motor; 49. a transverse long rod; 50. a clamping block; 51. a first annular toothed plate; 52. a third motor; 53. a receiving column; 54. a groove; 55. an arc-shaped sealing strip; 56. a gear set; 57. a fourth motor; 58. a round bar; 59. a driving rod; 60. driving the toothed plate; 61. a fifth motor; 62. a driving roller; 63. a second annular toothed plate; 64. a conveying channel; 65. a screw conveying plate; 66. and a fifth gear.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.

Embodiment one:

referring to fig. 1-6, the present embodiment is directed to a cuboid food package,

the invention provides a food irradiation sterilization device, comprising:

a sterilization chamber 1;

the conveying assembly is fixedly connected to the bottom end inside the sterilization chamber 1 and is used for conveying the food box 3, a feed inlet 4 and a discharge outlet 5 are respectively formed in two sides of the sterilization chamber 1, the feed inlet 4 and the discharge outlet 5 are respectively arranged corresponding to the conveying assembly, and a spacing blocking structure is arranged on the conveying assembly;

the overturning assembly comprises a rotating part and an overturning clamping part, the middle part of the bottom end inside the sterilization chamber 1 is fixedly connected with a support frame 2, the rotating part is arranged on the support frame 2, the overturning clamping part is in transmission connection with the rotating part, the overturning clamping part is used for clamping the food box 3 and is correspondingly arranged with the conveying assembly, the clamping part is provided with a refrigerating part, and the refrigerating part is correspondingly arranged with the food box 3;

the sterilization assembly comprises an irradiation sterilization part fixedly connected to the top end inside the sterilization chamber 1, the irradiation sterilization part is located above the conveying assembly and corresponds to the clamping part, and the irradiation sterilization part is used for performing sterilization treatment on the food box 3.

Further optimizing scheme, conveying assembly is including installing feeding conveyer belt 6 and the ejection of compact conveyer belt 7 in the support frame 2 both sides respectively, and feeding conveyer belt 6 corresponds the setting with feed inlet 4, and ejection of compact conveyer belt 7 corresponds the setting with discharge gate 5, is provided with the clearance between feeding conveyer belt 6 and the ejection of compact conveyer belt 7, and the rotation position is located the clearance, and the clamping part is used for transferring the food case 3 on the feeding conveyer belt 6 to ejection of compact conveyer belt 7 on, and the interval blocking structure is located feeding conveyer belt 6.

The food case 3 that the packing was accomplished is carried to feeding conveyer belt 6 on, and on transporting food case 3 to ejection of compact conveyer belt 7 through clamping part and rotation portion, the upset of food case 3 is realized to the transportation in-process, realizes the irradiation sterilization of opposite, and the food case 3 after the sterilization flows from discharge gate 5, realizes the sterilization treatment of food case 3, guarantees the sterilization effect.

Further optimizing scheme, upset clamping part is including rotating the first axis of rotation 8 of connection on support frame 2, the one end of fixedly connected with L type backup pad 9 on the first axis of rotation 8, the other end of L type backup pad 9 rotates and is connected with second axis of rotation 10, the one end fixedly connected with fixed plate 11 of first axis of rotation 8 is kept away from to second axis of rotation 10, be provided with the holder on the fixed plate 11, the holder corresponds the setting with food case 3, the coaxial fixedly connected with first bevel gear 12 of one end that second axis of rotation 10 is close to first axis of rotation 8, fixedly connected with bracing piece 13 on the support frame 2, bracing piece 13 and first axis of rotation 8 are located same axis, coaxial fixedly connected with second bevel gear 14 on the bracing piece 13, first bevel gear 12 and second bevel gear 14 meshing.

The first rotating shaft 8 is in transmission connection with the rotating part, the first rotating shaft 8 is driven to rotate through the rotating part, the L-shaped supporting plate 9 is driven to rotate when the first rotating shaft 8 rotates, the L-shaped supporting plate 9 drives the second rotating shaft 10 to do circular motion, the second rotating shaft 10 is driven to do circular motion under the action of the first bevel gear 12 and the second bevel gear 14 when doing circular motion, the clamping piece is used for clamping the food box 3, and accordingly the L-shaped supporting plate 9 drives the food box 3 to move from the feeding conveying belt 6 to the discharging conveying belt 7, meanwhile overturning of the food box 3 is achieved through rotation of the first bevel gear 12, the second bevel gear 14 and the second rotating shaft 10, irradiation sterilization treatment on multiple surfaces of the food box 3 is achieved, and integral sterilization effect is guaranteed.

Further optimizing scheme, the one end fixedly connected with centre gripping frame 15 of second axis of rotation 10 is kept away from to fixed plate 11, the clamping piece includes sliding connection at the fixed block 16 that centre gripping frame 15 is close to fixed plate 11 one end middle part, the one end that fixed block 16 both sides all articulated have first connecting rod 17, the one end both sides that fixed plate 11 was kept away from to centre gripping frame 15 are fixedly connected with support column 18 respectively, rotate on the support column 18 and be connected with gripper jaw 19, gripper jaw 19 one end is articulated with the other end of first connecting rod 17, the gripper jaw 19 other end corresponds the setting with food case 3, fixedly connected with electric telescopic handle 20 on the fixed plate 11, electric telescopic handle 20's flexible end and fixed block 16 fixed connection.

The fixed block 16 is driven to slide through the arranged electric telescopic rod 20, the hinged first connecting rod 17 is driven to rotate around a hinge point during sliding, the clamping claw 19 is driven to rotate around a connecting point with the supporting column 18 during rotation of the first connecting rod 17 to achieve limiting clamping of the food box 3, and conversely, after the food box is carried to the discharging conveying belt 7, the food box 3 is released and limited through reverse movement of the electric telescopic rod 20, so that carrying of the food box 3 is achieved.

Further optimizing scheme, the rotating part includes rotating the third axis of rotation 21 and the fourth axis of rotation 22 of connection on support frame 2, coaxial fixedly connected with driving disk 23 on the third axis of rotation 21, fixedly connected with fan-shaped drive plate 24 on the lateral wall of driving disk 23, fan-shaped drive plate 24 keeps away from the one end fixedly connected with arc pinion rack 25 of driving disk 23, the one end coaxial fixedly connected with first gear 26 of L backup pad 9 is kept away from to first axis of rotation 8, first gear 26 meshes with arc pinion rack 25, fourth axis of rotation 22 one end fixedly connected with supporting shoe 27, the adjustment tank 28 has been seted up on the supporting shoe 27, be provided with slider 29 in the adjustment tank 28, the last one end that is connected with second connecting rod 30 that rotates of slider 29, the second connecting rod 30 other end rotates with fan-shaped drive plate 24 to be connected, fixedly connected with first motor 48 on the support frame 2, the output shaft and the fourth axis of rotation 22 other end fixedly connected with of first motor 48.

The fourth rotating shaft 22 is driven to rotate through the arranged first motor 48, the supporting block 27 is driven to perform circular motion during rotation, the second connecting rod 30 on the supporting block 27 drives the fan-shaped driving plate 24 to perform repeated swinging motion, and the fan-shaped driving plate 24 drives the first rotating shaft 8 to rotate through the first gear 26 during swinging, so that the control of the first rotating shaft 8 is realized, the overturning and carrying of the food box 3 between the feeding conveying belt 6 and the discharging conveying belt 7 by the clamping claws 19 are realized, the bidirectional sterilization of the food box 3 is ensured, and the sterilization effect is improved.

In a further optimized scheme, one end of the clamping claw 19, which is close to the food box 3, is fixedly connected with a refrigerating groove 31, the refrigerating part comprises a semiconductor refrigerating sheet 32 fixedly connected inside the opening end of the refrigerating groove 31, and the refrigerating end of the semiconductor refrigerating sheet 32 is abutted with the food box 3; the refrigerating tank 31 is rotationally connected with a first rotating pipe 33, one end of the first rotating pipe 33 extends into the refrigerating tank 31 and is fixedly connected with a plurality of first fan blades 34 at equal intervals along the circumferential direction, the first fan blades 34 and the semiconductor refrigerating blades 32 are arranged at intervals, a supporting shaft 35 is coaxially arranged in the first rotating pipe 33, a plurality of second fan blades 36 are fixedly connected to the outer side wall of the supporting shaft 35 at equal intervals along the circumferential direction, the second fan blades 36 are correspondingly arranged on the inner wall of the first rotating pipe 33, a control piece is arranged on the refrigerating tank 31, and the first rotating pipe 33 and the supporting shaft 35 are respectively connected with the control piece in a transmission mode.

The semiconductor refrigerating sheet 32 is used for refrigerating and cooling the food box 3 so as to ensure that the freezing and fresh-keeping of internal food are avoided and the food is damaged, meanwhile, a space exists between the radiating end of the semiconductor refrigerating sheet 32 and the first fan blade 34, the first fan blade 34 is used for sucking air to the outside when rotating, sucked air enters the space and is used for carrying out air cooling and radiating on the radiating end of the semiconductor refrigerating sheet 32, the first rotating tube 33 and the supporting shaft 35 are controlled by the control piece, when the control piece drives the first fan blade 34 to rotate and suck air, the control piece drives the supporting shaft 35 to reversely rotate, and the second fan blade 36 on the supporting shaft 35 discharges the air in the space to realize air exhaust treatment, so that the circulating flow of air in the space is realized and the radiating effect is ensured.

An air inlet is formed in the specific refrigerating groove 31, and an air outlet is formed in the first rotating pipe 33, so that the circulating flow of air is ensured.

The air inlet channel formed by the specific first fan blades 34 and the air outlet channel formed by the second fan blades 36 are correspondingly arranged, so that the integral circulation effect is ensured.

Further optimizing scheme, the control piece includes rotating fifth axis of rotation 37 and worm 38 of connecting on refrigerating tank 31, the coaxial fixedly connected with second gear 39 of one end that first rotation tube 33 stretches out refrigerating tank 31, the coaxial fixedly connected with first worm wheel 40 of one end that back shaft 35 stretches out first rotation tube 33, coaxial fixedly connected with third gear 41 and second worm wheel 42 on the fifth axis of rotation 37, third gear 41 and second gear 39 meshing, worm 38 is located between first worm wheel 40 and the second worm wheel 42, and first worm wheel 40 and second worm wheel 42 respectively with worm 38 meshing, fixedly connected with second motor 43 on the refrigerating tank 31, the output shaft of second motor 43 and worm 38 one end fixed connection.

The worm 38 is driven to rotate by the second motor 43, the first worm wheel 40 and the second worm wheel 42 on two sides are driven to reversely rotate when the worm 38 rotates, the second worm wheel 42 drives the third gear 41 to coaxially and coaxially rotate, and the meshed second gear 39 is driven to reversely rotate when the third gear 41 rotates, so that the first rotating tube 33 and the supporting shaft 35 coaxially and reversely rotate, and synchronous reverse control of the first rotating tube 33 and the supporting shaft 35 by the second motor 43 is realized.

In a further optimized scheme, the irradiation sterilization part comprises an electron accelerator 44 fixedly connected to the top end inside the sterilization chamber 1, and the output end of the electron accelerator 44 is arranged corresponding to the food box 3.

The electron accelerator 44 is in the prior art, and the irradiation sterilization is carried out on the food box 3 through the electron accelerator 44, so that the sterilization effect is ensured, and the specific irradiation metering is 1kGy-10kGy.

Further optimizing scheme, the interval blocking structure comprises a hydraulic cylinder 45 fixedly connected to the feeding conveyor belt 6, the output end of the hydraulic cylinder 45 is fixedly connected with a blocking plate 46, and the blocking plate 46 is correspondingly arranged with the food box 3.

The hydraulic cylinder 45 drives the blocking plate 46 to perform telescopic movement, and the blocking plate 46 stretches into a gap between two adjacent food boxes 3 to block the subsequent food boxes 3, so that the food boxes 3 are prevented from being stacked, stable conveying and sterilization treatment of the food boxes 3 in a sterilization process are ensured, and sterilization efficiency is ensured.

In a further optimized scheme, a screw rod 47 is arranged in the adjusting groove 28, and the sliding block 29 is in sliding connection with the adjusting groove 28 through the screw rod 47.

The position of the sliding block 29 in the adjusting groove 28 is adjusted and limited through the set screw rod 47, the stability of the sliding block 29 is guaranteed, the second connecting rod 30 drives the fan-shaped driving plate 24 to rotate through the position of the adjusting sliding block 29, and the food box 3 with different height sizes can be stably placed on the discharging conveying belt 7 in the conveying process through changing the rotating angle of the fan-shaped driving plate 24 to finely adjust the angle of the clamping claw 19 during conveying between the feeding conveying belt 6 and the discharging conveying belt 7, so that the clamping claw is suitable for the food box 3 with different heights, and the clamping claw 19 can be slightly inclined to be used for the food box 3 with higher height.

Referring to fig. 1-6, in this embodiment, for the food box 3 with a cuboid structure, the food box 3 is conveyed by the feeding conveyor belt 6, the clamping claw 19 is driven to move by the electric telescopic rod 20, the clamping claw 19 drives the refrigeration groove 31 to clamp the food box 3 on the feeding conveyor belt 6, the fan-shaped driving plate 24 is driven to move by the first motor 48 after clamping, the fan-shaped driving plate 24 drives the L-shaped supporting plate 9 to rotate by the first gear 26, the second rotating shaft 10 is driven to rotate under the action of the first bevel gear 12 and the second bevel gear 14 during rotation, the clamping claw 19 is driven to overturn and convey the food box 3 onto the discharging conveyor belt 7 during rotation of the second rotating shaft 10, meanwhile, the food box 3 is irradiated and sterilized by the electronic accelerator 44 during overturning and conveying, so as to realize irradiation and sterilization of a plurality of surfaces, thereby guaranteeing the irradiation and sterilization effects, the food box 3 is cooled and refrigerated by the semiconductor refrigerating plate 32 during overturning and conveying, guaranteeing the low-temperature fresh-keeping requirements of fresh foods, and the semiconductor refrigerating plate 32 is further cooled by the semiconductor refrigerating plate 32 through the circulating channel formed by the first fan blades 34 and the second fan blades 36, thereby achieving the high-efficiency refrigerating effect of the semiconductor refrigerating plate 32 during refrigerating effect.

Embodiment two:

referring to fig. 7-9, this embodiment is directed to a cylindrical food package, and differs from embodiment one in that:

the two sides of the support frame 2 are fixedly connected with one end of a transverse long rod 49, the other end of the transverse long rod 49 is fixedly connected with a clamping block 50, a first annular toothed plate 51 is rotationally connected to the clamping block 50, a third motor 52 is fixedly connected to the opposite two side walls of the first annular toothed plate 51, a receiving column 53 is fixedly connected to an output shaft of the third motor 52, a plurality of grooves 54 are formed in the receiving column 53 at equal intervals along the circumferential direction, a feeding conveying belt 6 and a discharging conveying belt 7 are respectively arranged in the grooves 54 in a corresponding mode, the grooves 54 are used for containing cylindrical food packages, the food boxes 3 are in limiting connection with the grooves 54 through blocking pieces, and the electronic accelerator 44 is located above the receiving column 53.

Further optimizing scheme has seted up the cavity in accepting the post 53, the sealing member includes a plurality of sealing rings of sliding connection in the cavity, the sealing ring includes two corresponding arc sealing strips 55, two arc sealing strips 55 correspond the setting and cut out and accept the post 53 outside correspond with food case 3 and set up, be provided with gear train 56 in the cavity, the tooth's socket has all been seted up to two arc sealing strips 55 bottom, tooth's socket meshes with gear train 56, fixedly connected with fourth motor 57 in the cavity, fixedly connected with round bar 58 on the output shaft of fourth motor 57, fixedly connected with actuating lever 59 on the round bar 58, drive pinion rack 60 on the actuating lever 59, drive pinion rack 60 meshes with gear train 56.

In a further preferred embodiment, the gear set 56 is three fourth gears of the same size and fixedly connected coaxially with the same central shaft, the central shaft is rotatably connected in the cavity, and the three fourth gears are meshed with the driving toothed plate 60 respectively on the two arc-shaped sealing strips 55.

In a further optimized scheme, the bearing post 53 is perpendicular to the first annular toothed plate 51, the fifth motor 61 is fixedly connected to the support frame 2, the fifth gear 66 is fixedly connected to an output shaft of the fifth motor 61, and the fifth gear 66 is meshed with the first annular toothed plate 51.

Further optimizing scheme installs drive roller 62 on the recess 54 inner wall, and drive roller 62 and food case 3 contact, and drive roller 62 rotates through extra driving motor control drive roller 62, drives food case 3 in recess 54 internal rotation when the drive roller 62 rotates, installs a plurality of pipes on the arc sealing strip 55, and the food case 3 internal rotation in recess 54 after the centre gripping spacing of being convenient for.

In the initial state of this embodiment, accept post 53 and feeding conveyer belt 6, the last rotor parallel arrangement of discharging conveyer belt 7, feeding conveyer belt 6 carries out the transportation of food case 3, accept post 53 simultaneously and rotate under the drive of third motor 52, carry food case 3 to recess 54 through feeding conveyer belt 6, simultaneously drive circular motion through fourth motor 57 round bar 58, drive and set up gear train 56 rotation with feeding conveyer belt 6 through driving pinion rack 60, drive two arc sealing strips 55 and stretch out and accept post 53 and carry out spacing centre gripping to cylindrical food case 3 when gear train 56 rotates, avoid following the rotation food case 3 of accepting post 53 to drop from recess 54, accept post 53 and get recess 54 to fill the back on, start driving motor and drive roller 62 and rotate, thereby drive food case 3 in recess 54 internal rotation, handle through electron accelerator 44 during the rotation, simultaneously, to cylindrical food case 3 both sides face, drive first circular pinion rack 51 rotation through fifth motor 61, thereby drive whole post 53 and do circular motion on the perpendicular face, handle the whole food case 3 both sides face through electron accelerator 44, thereby realize whole sterilization effect, the whole sterilization effect is realized to the sterilization, the whole case 3 is sterilized.

Further optimizing scheme, be provided with semiconductor refrigeration piece 32 in the recess 54, the refrigeration end of semiconductor refrigeration piece 32 and the outer wall contact setting of cylinder food case 3.

Embodiment III:

referring to fig. 10-12, this embodiment is directed to a pouch food package, and differs from embodiment two in that:

in this embodiment, the top surface of the discharging conveyor belt 7 is lower than the top end of the feeding conveyor belt 6, the supporting column 53 is obliquely arranged, the second annular toothed plate 63 is coaxially and fixedly connected to the supporting column 53, one high end of the supporting column 53 is correspondingly arranged with the feeding conveyor belt 6, one low end of the supporting column 53 is correspondingly arranged with the discharging conveyor belt 7, the supporting column 53 is of a cylindrical structure, a plurality of conveying channels 64 are formed in the supporting column 53 at equal intervals along the circumferential direction, a spiral conveying plate 65 is fixedly connected to the middle part in the conveying channels 64, the spiral conveying plate 65 is used for carrying out turn-over conveying on packed food in the conveying channels 64, the electronic accelerator 44 is located above the supporting column 53, sterilization is carried out on packed food in the conveying channels 64 through the electronic accelerator 44, meanwhile double-sided sterilization of packed food is guaranteed through turn-over conveying, and sterilization effect is guaranteed.

Further optimizing scheme, the sizes of a plurality of conveying channels 64 are partially the same, a fifth gear 66 on a fifth motor 61 is meshed with a second circular toothed plate 63, and the fifth motor 61 drives the second circular toothed plate 63 to rotate, so that the conveying channels 64 with different sizes are correspondingly communicated with a feeding conveying belt 6 and a discharging conveying belt 7, and the device is used for conveying bagged foods with different specifications, and the application range is increased.

Further optimizing scheme, spiral conveying plate 65 is located the middle part of conveying passageway 64, and the size is the third of conveying passageway 64, and front end and rear end all are left certain length and are used for the front transport and the reverse side transport of food in bags, realize sterilization treatment through electron accelerator 44 during the transportation, and the sterilization time is guaranteed to certain length to guarantee holistic sterilization effect.

Further preferably, the semiconductor cooling fin 32 is fixedly connected in the conveying channel 64, and the cooling end of the semiconductor cooling fin 32 is in contact with the bagged food.

In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

Claims

1. A food irradiation sterilization apparatus, comprising:

a sterilization chamber (1);

the conveying assembly is fixedly connected to the bottom end inside the sterilization chamber (1), the conveying assembly is used for conveying the food box (3), a feed inlet (4) and a discharge outlet (5) are respectively formed in two sides of the sterilization chamber (1), the feed inlet (4) and the discharge outlet (5) are respectively arranged corresponding to the conveying assembly, and a spacing blocking structure is arranged on the conveying assembly;

the overturning assembly comprises a rotating part and an overturning clamping part, the middle part of the bottom end inside the sterilization chamber (1) is fixedly connected with a supporting frame (2), the rotating part is arranged on the supporting frame (2), the overturning clamping part is in transmission connection with the rotating part, the overturning clamping part is used for clamping the food box (3) and is correspondingly arranged with the conveying assembly, the clamping part is provided with a refrigerating part, and the refrigerating part is correspondingly arranged with the food box (3);

the sterilization assembly comprises an irradiation sterilization part fixedly connected to the top end inside the sterilization chamber (1), the irradiation sterilization part is located above the conveying assembly and corresponds to the clamping part, and the irradiation sterilization part is used for performing sterilization treatment on the food box (3).

2. A food irradiation sterilization apparatus according to claim 1, wherein: the conveying assembly comprises a feeding conveying belt (6) and a discharging conveying belt (7) which are respectively arranged on two sides of the supporting frame (2), the feeding conveying belt (6) is correspondingly arranged at the feeding opening (4), the discharging conveying belt (7) is correspondingly arranged at the discharging opening (5), a gap is formed between the feeding conveying belt (6) and the discharging conveying belt (7), the rotating part is arranged in the gap, the clamping part is used for transferring the food box (3) on the feeding conveying belt (6) to the discharging conveying belt (7), and the interval blocking structure is arranged on the feeding conveying belt (6).

3. A food irradiation sterilization apparatus according to claim 2, wherein: the turnover clamping part comprises a first rotating shaft (8) which is rotationally connected to the supporting frame (2), one end of an L-shaped supporting plate (9) is fixedly connected to the first rotating shaft (8), a second rotating shaft (10) is rotationally connected to the other end of the L-shaped supporting plate (9), the second rotating shaft (10) is far away from one end of the first rotating shaft (8) and fixedly connected with a fixing plate (11), a clamping piece is arranged on the fixing plate (11), the clamping piece and the food box (3) are correspondingly arranged, the second rotating shaft (10) is close to one end of the first rotating shaft (8) and is fixedly connected with a first bevel gear (12), a supporting rod (13) is fixedly connected to the supporting frame (2), the supporting rod (13) and the first rotating shaft (8) are located on the same axis, a second bevel gear (14) is coaxially and fixedly connected to the supporting rod (13), and the first bevel gear (12) is meshed with the second bevel gear (14).

4. A food irradiation sterilization apparatus according to claim 3, wherein: the utility model discloses a food box, including fixed plate (11), clamping piece, holding frame (15) are kept away from one end fixedly connected with clamping frame (15) of second axis of rotation (10), the clamping piece includes sliding connection clamping frame (15) are close to fixed block (16) at fixed plate (11) one end middle part, the one end that all articulates there is first connecting rod (17) in fixed block (16) both sides, clamping frame (15) are kept away from one end both sides of fixed plate (11) are fixedly connected with support column (18) respectively, rotate on support column (18) and be connected with gripper (19), gripper (19) one end with the other end of first connecting rod (17) is articulated, the gripper (19) other end with food box (3) correspond the setting, fixedly connected with electric telescopic handle (20) on fixed plate (11), electric telescopic handle (20)'s flexible end with fixed block (16) fixed connection.

5. A food irradiation sterilization apparatus according to claim 4, wherein: the rotating part comprises a third rotating shaft (21) and a fourth rotating shaft (22) which are rotatably connected to the support frame (2), a driving disc (23) is coaxially and fixedly connected to the third rotating shaft (21), a fan-shaped driving plate (24) is fixedly connected to the outer side wall of the driving disc (23), one end of the fan-shaped driving plate (24) is far away from the driving disc (23), an arc-shaped toothed plate (25) is fixedly connected to one end of the first rotating shaft (8), which is far away from one end of the L-shaped support plate (9), a first gear (26) is coaxially and fixedly connected to one end of the first rotating shaft (26) and meshed with the arc-shaped toothed plate (25), a supporting block (27) is fixedly connected to one end of the fourth rotating shaft (22), an adjusting groove (28) is formed in the supporting block (27), one end of the second connecting rod (30) is rotatably connected to the slider (29), the other end of the second connecting rod (30) is rotatably connected to the fan-shaped driving plate (24), and a first output shaft (48) is fixedly connected to the first output shaft (48) of the support frame (2).

6. A food irradiation sterilization apparatus according to claim 5, wherein: one end of the clamping claw (19) close to the food box (3) is fixedly connected with a refrigerating groove (31), the refrigerating part comprises a semiconductor refrigerating sheet (32) fixedly connected inside the opening end of the refrigerating groove (31), and the refrigerating end of the semiconductor refrigerating sheet (32) is abutted to the food box (3); the utility model discloses a refrigerating tank, including refrigerating tank (31), first rotation pipe (33) are connected with in the rotation on refrigerating tank (31), first rotation pipe (33) one end stretches into in refrigerating tank (31) and along equidistant fixedly connected with a plurality of first fan blades (34) of circumference, first fan blades (34) with semiconductor refrigerating piece (32) interval sets up, coaxial back shaft (35) that are provided with in first rotation pipe (33), equidistant fixedly connected with a plurality of second fan blades (36) of circumference on back shaft (35) lateral wall, second fan blades (36) with first rotation pipe (33) inner wall corresponds the setting, be provided with the control on refrigerating tank (31), first rotation pipe (33) with back shaft (35) respectively with the control transmission is connected.

7. A food irradiation sterilization apparatus according to claim 6, wherein: the control piece comprises a fifth rotating shaft (37) and a worm (38) which are connected to the refrigerating groove (31) in a rotating mode, one end of the first rotating tube (33) extends out of the refrigerating groove (31) and is fixedly connected with a second gear (39) in a coaxial mode, the supporting shaft (35) extends out of one end of the first rotating tube (33) and is fixedly connected with a first worm wheel (40) in a coaxial mode, a third gear (41) and a second worm wheel (42) are fixedly connected to the fifth rotating shaft (37), the third gear (41) is meshed with the second gear (39), the worm (38) is located between the first worm wheel (40) and the second worm wheel (42), the first worm wheel (40) and the second worm wheel (42) are meshed with the worm (38) respectively, a second motor (43) is fixedly connected to the refrigerating groove (31), and an output shaft of the second motor (43) is fixedly connected with one end of the worm (38).

8. A food irradiation sterilization apparatus according to claim 7, wherein: the irradiation sterilization part comprises an electron accelerator (44) fixedly connected to the top end inside the sterilization chamber (1), and the output end of the electron accelerator (44) is arranged corresponding to the food box (3).

9. A food irradiation sterilization apparatus according to claim 2, wherein: the interval blocking structure comprises a hydraulic cylinder (45) fixedly connected to the feeding conveyor belt (6), the output end of the hydraulic cylinder (45) is fixedly connected with a blocking plate (46), and the blocking plate (46) is correspondingly arranged with the food box (3).

10. A food irradiation sterilization apparatus according to claim 5, wherein: a screw rod (47) is arranged in the adjusting groove (28), and the sliding block (29) is in sliding connection with the adjusting groove (28) through the screw rod (47).