CN112545011B

CN112545011B - Corn preservation equipment and processing method thereof

Info

Publication number: CN112545011B
Application number: CN202011385287.6A
Authority: CN
Inventors: 潘巨忠; 关文强; 安学君
Original assignee: Ningbo Yinzhou Safety Food Science And Technology Co ltd
Current assignee: Ningbo Yinzhou Safety Food Science And Technology Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-10-29
Anticipated expiration: 2040-12-01
Also published as: CN112545011A

Abstract

The invention provides a corn fresh-keeping device and a processing method thereof, belonging to the technical field of clean vegetable fresh-keeping. An apparatus for preserving corn comprises a primary cleaning structure, a rinsing structure, a screening structure and a packaging structure; the corn cleaning machine disclosed by the invention has the advantages that the peeled corn is subjected to primary cleaning through the primary cleaning structure, liquid such as cell sap flowing out due to peeling and crushing of corn kernels is cleaned, the corn subjected to primary cleaning is rinsed through the rinsing structure, possible cleaning liquid residues in the primary cleaning process are rinsed, in addition, the problem corn with empty and/or more wormholes is screened out through the screening structure, the problem corn is prevented from being mixed into the qualified corn, the screened qualified corn is subjected to vacuum packaging through the packaging structure, the fresh keeping of the clean corn is effectively realized, the shelf life of the clean corn is prolonged, and the quality of the clean corn is ensured.

Description

Corn preservation equipment and processing method thereof

Technical Field

The invention relates to the technical field of clean vegetable preservation, in particular to a corn preservation device and a processing method thereof.

Background

With the acceleration of the life rhythm of people, safe, convenient and fresh clean vegetables are more and more popular with consumers. The clean vegetable industry can be developed, the circulation loss after delivery can be reduced, household and urban domestic garbage can be reduced, the environmental pressure is relieved, the catering time of catering occasions such as families and dining halls can be reduced, and the labor cost is saved.

Corn, one of the vegetables, is processed into a clean vegetable by removing the skin of the corn and packaging the peeled corn. However, in the process of peeling off corn, corn kernels are easily crushed, so that cell tissues are damaged, the breathing intensity is increased, nutrition loss, microorganism infection and the like are caused, in addition, due to the individual difference of corn, part of corn has the problems of empty corn kernels and wormholes, the corn is not suitable for being sold as clean vegetables, the requirement of processing the clean vegetables can be met only by qualified corn with full corn kernels and no wormholes, and if the qualified corn without the corn kernels is mixed into other qualified corn for uniform packaging in the later-stage processing process, the problem of poor quality of the clean vegetables of the corn is caused, and the life requirements of people are difficult to meet.

Disclosure of Invention

To the above-mentioned problem that exists among the prior art, aim at providing a fresh-keeping equipment of maize and processing method thereof now, in order to set up and just wash the structure, wash because of the damaged cell liquid such as the cell liquid that leads to the seepage of kernel of corn when shelling the maize, prevent the nutrition loss, microorganism dip dyeing scheduling problem, then set up the rinsing structure, the realization is further washd the maize through just washing the structure, in addition, still be provided with the screening structure, it is empty flat to realize through the screening structure, the more maize of wormhole is chosen and is unified the collection, it is empty flat to have avoided, the more problem maize of wormhole sneakes into the grain of rice full, in the qualified maize of no wormhole, be provided with packaging structure at last, realized carrying out vacuum packaging to screening qualified maize through packaging structure, the quality of the clean dish of maize class has been guaranteed, better satisfy people's life demand.

The specific technical scheme is as follows:

an apparatus for preserving corn, characterized in that it comprises:

the cleaning device comprises a primary cleaning structure, a cleaning mechanism and a cleaning mechanism, wherein the primary cleaning structure is provided with a cleaning box, a cleaning conveyor belt, a cleaning sprayer and a cleaning liquid supply assembly;

the rinsing structure is provided with a rinsing box, a rinsing conveying belt, rinsing spray nozzles and a rinsing liquid supply assembly, the rinsing conveying belt is arranged at the downstream of the cleaning conveying belt, the rinsing box is arranged outside the rinsing conveying belt, the rinsing spray nozzles are arranged at the top, the bottom and the side parts in the rinsing box, and the rinsing liquid supply assembly is arranged outside the rinsing box and is connected to the rinsing spray nozzles through pipelines;

the screening structure is provided with a screening box, a screening conveyor belt, a camera shooting assembly and a grabbing assembly, the screening conveyor belt is arranged at the downstream of the rinsing conveyor belt, the screening box is covered outside the screening conveyor belt, the grabbing assembly and the camera shooting assembly are arranged in the screening box and above the screening conveyor belt, and the camera shooting assembly is arranged at the upstream of the grabbing assembly along the conveying direction of the screening conveyor belt;

packaging structure, packaging structure have packing box, packing table, capper and evacuation equipment, and the packing table sets up in the low reaches of screening conveyer belt, and the packing table dustcoat is equipped with the packing box, and simultaneously, the packing table is provided with the capper, and evacuation equipment sets up outside the packing box, and evacuation equipment's the mouth of bleeding stretches into in the packing box.

The utility model provides an above-mentioned fresh-keeping equipment of maize, wherein, washing liquid supply assembly includes water source, additive jar and mixes the fluid reservoir, and the equal pipe connection of water source and additive jar is on mixing the fluid reservoir, and mixes fluid reservoir pipe connection to wash on the shower nozzle, in addition, all is provided with series connection's governing valve and relief valve in water source and the additive jar respectively and the pipeline that mixes the fluid reservoir and be connected.

The corn fresh-keeping equipment comprises a rinsing liquid supply assembly, wherein the rinsing liquid supply assembly comprises a water storage tank, and clear water or sterile water is stored in the water storage tank.

The corn fresh-keeping equipment comprises a plurality of grabbing parts, wherein the grabbing parts are two groups, the two groups of grabbing parts are distributed along the front and back of the conveying direction of the screening conveying belt, the grabbing parts of each group comprise a plurality of grabbing heads arranged transversely on the screening conveying belt, the grabbing heads of the same group are arranged in parallel along the conveying direction of the screening conveying belt in a perpendicular mode, and meanwhile the grabbing heads of the two groups of grabbing parts are arranged in a staggered mode.

The corn fresh-keeping equipment comprises a gripping head, a transverse moving guide rod, a transverse moving slide block, a transverse moving driver, a transverse moving drawstring, a main expansion piece, a hook, a sleeve and an auxiliary expansion piece, wherein the gripping head is transversely arranged above a screening conveyor belt and fixed on the inner wall of a screening box, the support is provided with the transverse moving guide rod vertical to the conveying direction of the screening conveyor belt and the transverse moving driver arranged at one end of the transverse moving guide rod, the transverse moving slide block is sleeved on the transverse moving guide rod and connected with the transverse moving drawstring, the transverse moving drawstring is connected with the transverse moving driver, meanwhile, a main expansion piece facing the screening conveyor belt is arranged on the transverse moving slide block, and a hook is arranged on an expansion shaft of the main expansion piece, and the hook is sleeved with a sleeve, the hook is provided with an auxiliary expansion piece, and an expansion shaft of the auxiliary expansion piece is connected to the sleeve.

The utility model provides an foretell fresh-keeping equipment of maize, wherein, has seted up two manual operation holes on the lateral wall of packing box, and simultaneously, the downthehole soft plastics that are provided with of manual operation separate the fender, and plastics separate the fender and be the loop configuration and arrange, and plastics separate the outside fixed connection that keeps off on the pore wall of manual operation hole, and plastics separate the inboard that keeps off and be provided with the elastic ring, and the elastic ring is connected in plastics and separates the inboard that keeps off.

The corn fresh-keeping equipment comprises a packing box, wherein an air charging connector is arranged in the packing box, the air charging connector is connected to a gas mixing tank arranged outside the packing box through a pipeline, and the gas mixing tank is respectively connected with a plurality of gas storage tanks through pipelines.

The corn fresh-keeping equipment comprises a plurality of air storage tanks, wherein each air storage tank is connected with a corresponding air mixing tank through a pipeline, and the air mixing tanks are connected with the air storage tanks through pipelines.

The corn fresh-keeping equipment comprises a packaging bag, wherein the packaging bag is provided with a bag body and an air exhaust hose, the bag opening of the bag body is provided with the air exhaust hose, the outer wall of the air exhaust hose is bonded on the inner wall of one side of the bag body, one end of the air exhaust hose extends into the bag body, and the other end of the air exhaust hose extends out of the bag body.

A processing method for fresh-keeping of clean vegetables comprises the following steps:

step S1, placing the peeled corns in a primary cleaning structure for primary cleaning operation, and conveying the corns into a rinsing structure after the primary cleaning operation is finished;

step S2, the corn after the primary cleaning operation is rinsed through the rinsing structure to eliminate residual substances, and the corn is conveyed into the screening structure after the rinsing is finished;

step S3, acquiring the corn data with more empty and/or more wormholes through the camera component in the screening structure, controlling the grabbing component to grab the corn with more empty and/or more wormholes to realize the screening operation, and conveying the non-grabbed qualified corn into the packaging structure after the screening operation is finished;

and step S4, the corns conveyed by the screening structure are packaged in vacuum through the packaging structure.

The positive effects of the technical scheme are as follows:

foretell equipment that maize was fresh-keeping and processing method, through setting up the primary cleaning structure, realize just wasing the maize after shelling, wash liquid such as cell sap because of the kernel of corn seepage that the shelling was broken, prevent nutrition loss that respiration accelerates to lead to, microorganism dip dyeing scheduling problem, then further rinsing the maize through the primary cleaning structure through the rinsing structure that sets up, the residue is eliminated, in addition, still realize empty shriveled through the screening structure that sets up, the more maize of wormhole is chosen, the problem of influencing the clean dish quality of maize in having avoided the problem maize to sneak into qualified maize, realize carrying out vacuum packaging to screening qualified maize through the packaging structure that sets up at last, the quality of product has been guaranteed, better satisfy people's life demand.

Drawings

FIG. 1 is a block diagram of an embodiment of an apparatus for preserving corn according to the present invention;

FIG. 2 is a block diagram of a grasping element according to a preferred embodiment of the present invention;

FIG. 3 is a block diagram of a gripper head according to a preferred embodiment of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1;

FIG. 5 is a perspective view of a sleeve according to a preferred embodiment of the present invention;

FIG. 6 is a structural view of a package in accordance with a preferred embodiment of the present invention;

FIG. 7 is a schematic view of a package according to a preferred embodiment of the present invention;

FIG. 8 is a flow chart of a corn preservation process of the present invention.

In the drawings: 1. initially cleaning the structure; 11. a cleaning tank; 12. cleaning the conveyor belt; 13. cleaning the spray head; 14. a cleaning liquid supply assembly; 141. a water source; 142. an additive tank; 143. a liquid mixing tank; 2. rinsing the structure; 21. a rinsing tank; 22. rinsing the conveyor belt; 23. rinsing the spray head; 24. a rinse liquid supply assembly; 3. screening the structure; 31. a screening box; 32. screening a conveyor belt; 33. a camera assembly; 34. a grasping assembly; 341. a grasping section; 3411. a gripper head; 3411a, a stent; 3411b, a traverse guide; 3411c, a traverse slider; 3411d, a traverse actuator; 3411e, transversely moving the drawstring; 3411f, a main retractor; 3411g of hooks; 3411h, a sleeve; 3411i, an auxiliary retractor; 3411j, a collection box; 4. a packaging structure; 41. packing cases; 42. a packaging table; 43. a sealing machine; 44. vacuumizing equipment; 45. a gas mixing tank; 411. a manual operation hole; 412. plastic blocking; 413. an elastic ring; 441. a suction nozzle; 451. an air charging nozzle; 452. a gas storage tank; 5. packaging bags; 51. a bag body; 52. an air exhaust hose.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the present invention easy to understand, the following embodiments specifically describe the technical solutions provided by the present invention with reference to fig. 1 to 8, but the following contents are not to be taken as limitations of the present invention.

Fig. 1 is a structural diagram of an embodiment of the corn preservation device of the invention. As shown in fig. 1, the corn preservation apparatus and the processing method thereof provided by this embodiment include: the device comprises a primary cleaning structure 1, a rinsing structure 2, a screening structure 3 and a packaging structure 4.

It is specific, just wash structure 1 again including wasing case 11, wash conveyer belt 12, wash shower nozzle 13 and washing liquid supply assembly 14, at this moment, wash conveyer belt 12 dustcoat and be equipped with and wash case 11, protect washing conveyer belt 12 through wasing case 11, and simultaneously, wash the top of case 11, bottom and lateral part all are provided with washing shower nozzle 13, make and wash shower nozzle 13 and can cover the conveying range who washs conveyer belt 12 completely, convenient follow-up maize after shelling to washing on conveyer belt 12 washs just, the realization is to wasing the complete coverage of the maize after shelling on conveyer belt 12, guarantee the cleaning performance. Meanwhile, a cleaning liquid supply assembly 14 is arranged outside the cleaning box 11 and connected to the cleaning spray head 13 through a pipeline, so that the cleaning liquid supply assembly 14 can supply cleaning liquid for the cleaning spray head 13 through the pipeline, and the cleaning spray head 13 cleans liquid such as cell sap leaked by peeling and crushing corn kernels from the corn kernels on the cleaning conveyor belt 12, thereby preventing the problems of accelerated respiration, serious nutrition loss, microorganism staining and the like caused by the damage of the corn kernels after peeling from occurring. In addition, the cleaning liquid supply assembly 14 is arranged outside the cleaning tank 11, so that the space in the cleaning tank 11 can be prevented from being occupied, the space arrangement is facilitated, the cleaning liquid can be conveniently added and configured in the later period, and the structural design is more reasonable.

Specifically, the rinsing structure 2 further comprises a rinsing tank 21, a rinsing conveyor belt 22, a rinsing spray head 23 and a rinsing liquid supply assembly 24, in which case the rinsing conveyor belt 22 is arranged downstream of the cleaning conveyor belt 12, so that the primarily cleaned corn can be conveyed onto the rinsing conveyor belt 22 through the cleaning conveyor belt 12, thereby providing conditions for subsequently rinsing the primarily cleaned corn. And, rinsing conveyer belt 22 dustcoat is equipped with rinsing case 21, has provided the protection to the bat conveyer belt through rinsing case 21 to top, bottom and lateral part in rinsing case 21 all are provided with rinsing shower nozzle 23, make rinsing shower nozzle 23 can cover the conveying range of rinsing conveyer belt 22, provide the condition for the rinsing operation of follow-up to the maize on rinsing conveyer belt 22, guaranteed the thoroughness of rinsing. In addition, rinsing liquid supply assembly 24 sets up outside rinsing case 21 and pipe connection on rinsing shower nozzle 23, can avoid likewise the occupation to rinsing case 21 inner space, does benefit to spatial arrangement, can also make things convenient for the later stage to add rinsing liquid, and structural design is more reasonable.

Specifically, the screening structure 3 further comprises a screening box 31, a screening conveyor belt 32, a camera module 33 and a grabbing module 34, and at this time, the screening conveyor belt 32 is arranged at the downstream of the rinsing conveyor belt 22, so that the rinsed corns can be conveyed to the screening conveyor belt 32 by the rinsing conveyor belt 22, and conditions are provided for subsequently screening the problem corns. Simultaneously, screening conveyer belt 32 dustcoat is equipped with screening case 31, provide the protection to screening conveyer belt 32 through screening case 31, and, the top that screening case 31 and lie in screening conveyer belt 32 is provided with the subassembly 33 of making a video recording and snatchs subassembly 34, and on the direction of transfer of following screening conveyer belt 32, the subassembly 33 of making a video recording is located the upper reaches of snatching subassembly 34, make the subassembly 33 of making a video recording can acquire the more problem maize data of empty shrivelled and/or wormhole, because the problem maize has the more defect of empty shrivelled and/or wormhole, consequently, acquire the more maize data of empty shrivelled and/or wormhole through the subassembly 33 of making a video recording and can be better differentiate the problem maize, thereby provide the condition for follow-up snatching the problem maize through snatching subassembly 34. Moreover, the problem corns on the screening conveyor belt 32 are grabbed through the grabbing component 34, the problem corns can be effectively prevented from being mixed into the qualified corns to influence the quality of the clean corn dishes, the living requirements of people are better met, and the structural design is more reasonable.

Specifically, packaging structure 4 includes packing box 41, package platform 42, capper 43 and evacuation equipment 44 again, and at this moment, package platform 42 sets up in screening conveyer belt 32's low reaches for the qualified maize of screening that transports through screening conveyer belt 32 after the screening can be transported to package platform 42 on, convenient follow-up qualified maize of transporting to screening conveyer belt 32 on package platform 42 is packed. Moreover, a packing box 41 is covered outside the packing platform 42, and the packing platform 42, parts inside the packing platform and qualified corns to be packed are protected by the packing box 41. Meanwhile, the sealing machine 43 is arranged on the packaging table 42, the packaging bag 5 filled with qualified corns is sealed through the sealing machine 43, the vacuumizing device 44 is arranged outside the packaging box 41, and the air suction nozzle 441 of the vacuumizing device 44 extends into the packaging box 41, so that the packaging bag 5 filled with the qualified corns can be vacuumized, and the shelf life of the corn clean vegetables after vacuum packaging is prolonged.

More specifically, the cleaning liquid supply assembly 14 in the initial cleaning structure 1 further includes a water source 141, an additive tank 142 and a mixed liquid tank 143, and the water source 141 and the additive tank 142 are all connected to the mixed liquid tank 143 through pipes, so that the water source 141 provides clear water for the mixed liquid tank 143, and at the same time, the additive tank 142 provides a cleaning agent for the mixed liquid tank 143, so that the clear water provided by the water source 141 and the cleaning agent provided by the additive tank 142 can be mixed in the mixed liquid tank 143, and the mixed liquid tank 143 is connected to the cleaning nozzle 13 through pipes, so that the mixed cleaning liquid in the mixed liquid tank 143 can be sprayed to the cleaning conveyor belt 12 through the cleaning nozzle 13, thereby performing the initial cleaning operation on the peeled corn to be cleaned on the cleaning conveyor belt 12. Preferably, the additive is sodium hypochlorite, hydrogen peroxide and the like, and the additive and the clear water are mixed in the liquid mixing tank 143 to form a cleaning liquid, so that the initial cleaning effect is improved. In addition, the water source 141 and the additive tank 142 are respectively provided with a regulating valve and a safety valve which are connected in series in the pipeline connected with the mixed liquid tank 143, at the moment, in order to ensure the safety of the mixing of the cleaning liquid, the safety pressure relief of the pipeline and the flow of the related liquid in the pipeline can be controlled, the adaptability is higher, and the safety is better.

More specifically, rinsing liquid supply assembly 24 in rinsing structure 2 includes the water storage tank again, and the storage has clear water or aseptic water in the water storage tank, and at this moment, the clear water or aseptic water that store in the water storage tank is transported to rinsing shower nozzle 23 through the pipeline, sprays clear water and aseptic water to rinsing conveyer belt 22 through rinsing shower nozzle 23 on the maize after the initial cleaning to wash the remaining washing liquid on the maize, prevent the residue of washing liquid, the security is higher.

FIG. 2 is a block diagram of a grasping element according to a preferred embodiment of the present invention; FIG. 3 is a block diagram of a gripper head according to a preferred embodiment of the present invention; fig. 4 is an enlarged view of a portion a in fig. 1. As shown in fig. 1 to 4, the grabbing assembly 34 in the screening structure 3 further includes a plurality of grabbing portions 341, the plurality of grabbing portions 341 are divided into two groups, the two groups of grabbing portions 341 are distributed back and forth along the conveying direction of the screening conveyor belt 32, each group of grabbing portions 341 includes a plurality of grabbing heads 3411 transversely disposed on the screening conveyor belt 32, and the plurality of grabbing heads 3411 of the same group are arranged in parallel along the conveying direction perpendicular to the screening conveyor belt 32, so that the plurality of grabbing heads 3411 can cover different positions in the width direction of the screening conveyor belt 32, meanwhile, the grabbing heads 3411 of the two groups of grabbing portions 341 are arranged in a staggered manner that the grabbing heads 3411 of the previous group are located at the interval between the two grabbing heads 3411 of the next group, so that a dead grabbing area caused by the arrangement gap between the two grabbing heads 3411 can be filled by the grabbing heads 3411 of the previous group or next group, thereby ensuring that each area in the width direction of the screening conveyor belt 32 can be covered by the grabbing heads 3411, the screening reliability is guaranteed, and the structural design is more reasonable.

More specifically, the gripper head 3411 of the gripper portion 341 of the gripper assembly 34 further includes a support 3411a, a traverse guide 3411b, a traverse slider 3411c, a traverse driver 3411d, a traverse pull tape 3411e, a main retractor 3411f, a hook 3411g, a sleeve 3411h, and an auxiliary retractor 3411i, in which case the support 3411a is disposed above the screening conveyor 32 and fixed to the inner wall of the screening box 31, so that the support 3411a is mounted on the screening box 31, and the support 3411a is provided with a traverse guide 3411b extending in a direction perpendicular to the conveying direction of the screening conveyor 32 and a traverse driver 3411d disposed at one end of the traverse guide 3411b, so that the arrangement direction of the traverse guide 3411b is the width direction of the screening conveyor 32, and conditions are provided for the gripper head 3411 to cover the width direction of the screening conveyor 32. Moreover, a traverse slider 3411c is sleeved on the traverse guide rod 3411b, a traverse pull tape 3411e is connected to the traverse slider 3411c, and the traverse pull tape 3411e is connected to the traverse driver 3411d, so that when the traverse driver 3411d operates, the traverse driver 3411d can pull the traverse slider 3411c to slide on the traverse guide rod 3411b along the width direction of the screening conveyor belt 32 through the traverse pull tape 3411e, and the grabbing head 3411 can grab problem corns at different positions on the screening conveyor belt 32, and the adaptability is higher. Meanwhile, a main expansion piece 3411f facing the screening conveyor belt 32 is arranged on the transverse moving sliding block 3411c, and meanwhile, a hook 3411g is arranged on a telescopic shaft of the main expansion piece 3411f, so that the main expansion piece 3411f can drive the hook 3411g to move towards the direction close to or far away from the screening conveyor belt 32, and conditions are provided for realizing grabbing and carrying away of the problem corns on the screening conveyor belt 32. And a sleeve 3411h is sleeved outside the hook 3411g, an auxiliary expansion piece 3411i is arranged on the hook 3411g, and an expansion shaft of the auxiliary expansion piece 3411i is connected to the sleeve 3411h, so that the sleeve 3411h can be driven by the auxiliary expansion piece 3411i to move on the hook 3411g, problem corns hung on the hook 3411g are pushed down from the hook 3411g through the sleeve 3411h, and conditions are provided for realizing subsequent continuous grabbing. In addition, in order to guarantee that the hook 3411g can penetrate into the problem corn quickly and drive the problem corn to lift, preferably, the hook 3411g comprises a straight rod and an inverted hook, the upper end of the straight rod is fixedly connected to the main expansion piece 3411f, the outer wall of the lower end of the straight rod is provided with the convex inverted hook along the radial direction of the outer wall, the lower end of the straight rod, the lower end face of the inverted hook and the lower end face of the inverted hook are provided with knife edges, the hook 3411g can penetrate into the problem corn quickly conveniently, the problem corn is hung through the inverted hook, the straight rod can drive the problem corn to lift and move, and grabbing of the problem corn is achieved. In addition, in order to transfer the problem corns to be picked, a collecting box 3411j is arranged at one end of each picking head 3411, and the collecting box 3411j is located below the main expansion piece 3411f, so that when the main expansion piece 3411f drives the hook 3411g to be lifted, the hook 3411g can be lifted above the collecting box 3411j by the main expansion piece 3411f, and therefore when the sleeve 3411h pushes the problem corns on the hook 3411g off, the problem corns can fall into the collecting box 3411j, the problem corns to be picked are collected, and the structural design is more reasonable.

FIG. 5 is a perspective view of a sleeve according to a preferred embodiment of the present invention. As shown in fig. 1 to 5, the sleeve 3411h is a cylindrical structure, a sliding hole is radially formed in the sleeve 3411h, the sliding hole is sleeved outside the straight rod of the hook 3411g, so that the sleeve 3411h can move on the hook 3411g, and an inverted hook avoiding groove is formed in one side of the sleeve 3411h, which is located at the sliding hole, and is communicated with the sliding hole, so that when the sleeve 3411h moves on the straight rod toward one side of the inverted hook, the inverted hook can be embedded into the inverted hook avoiding groove, so that the end of the hook 1g with the inverted hook can be completely retracted into the lower end surface of the sleeve 3411h, and the lower end surface of the sleeve 3411h can push the problem corns hooked on the inverted hook, so that the problem corns drop from the hook 3411g, and conditions are provided for collecting the problem corns. In addition, a connecting arm is arranged outside the sleeve 3411h, and the sleeve 3411h is connected with the telescopic shaft of the auxiliary expansion piece 3411i through the connecting arm, so that the sleeve 3411h and the auxiliary expansion piece 3411i can be conveniently connected, and the structural design is more reasonable.

Fig. 6 is a structural view of a packing box according to a preferred embodiment of the present invention. As shown in fig. 1 and 6, two manual operation holes 411 are formed in the side wall of the packing box 41, so that the two hands of the operator can conveniently extend into the packing box 41 from the two manual operation holes 411. Meanwhile, a soft plastic partition 412 is arranged in the manual operation hole 411, so that the plastic partition 412 can be folded, the shape of the plastic partition is changed, the plastic partition 412 is arranged in an annular structure, the outer side of the plastic partition 412 is fixedly connected to the hole wall of the manual operation hole 411, an elastic ring 413 is arranged on the inner side of the plastic partition 412, the elastic ring 413 is connected to the inner side of the plastic partition 412, so that when the size of the elastic ring 413 is changed, the plastic partition 412 can meet the requirement for changing the elastic ring 413 through the deformation of the plastic partition 412, when two hands of an operator stretch into the manual operation hole 411, the elastic ring 413 can be sleeved on the arm, the sealing of a gap between the arm and the hole wall of the manual operation hole 411 is realized through the plastic partition 412, and conditions are provided for packaging qualified corns in a subsequent mode of controlled atmosphere. In addition, in order to prevent the gas in the packing box 41 from being excessively leaked to influence the modified atmosphere packing effect, one end of the screening conveyor belt 32 extends into the packing box 41, a door curtain structure is arranged on the packing box 41 and in an area where the screening conveyor belt extends, the door curtain structure is also made of soft plastics, interference on transportation of qualified corns screened on the screening conveyor belt 32 can be avoided, the gas filled in the packing box 41 can be prevented from being excessively leaked, and the structural design is more reasonable.

More specifically, be provided with charging connector 451 in the packing box 41, charging connector 451 pipe connection is on one sets up the mixed gas jar 45 outside packing box 41, and, mixed gas jar 45 pipe connection respectively has a plurality of gas holders 452, make the gas of the internal energy storage different grade type of a plurality of gas holders 452, preferably, the gas of storage has nitrogen gas in a plurality of gas holders 452, carbon dioxide and oxygen, thereby make the gas homoenergetic in the different gas holders 452 flow into to mix in gas jar 45 and mix in mixing gas jar 45, form oxygen, the mixed gas of carbon dioxide and nitrogen gas, for the realization provides the condition to the modified atmosphere packing of qualified maize. In addition, in order to ensure better modified atmosphere effect, the nitrogen concentration is 90-93%, the oxygen concentration is 1.5-7%, and the carbon dioxide concentration is 1.5-5.5%, so that the use requirement of modified atmosphere packaging of the corn is better met.

More specifically, all be provided with relief valve and governing valve on the pipeline between each gas holder 452 and the gas mixing tank 45, and relief valve and governing valve series connection arrange, can realize the automatic pressure release of each connecting line, improve the security, can also realize the regulation of each pipeline flow, adapt to different user demands, structural design is more reasonable.

FIG. 7 is a schematic view of a package according to a preferred embodiment of the present invention. As shown in fig. 1 and 7, the structure for packaging qualified corns further comprises a packaging bag 5, at this time, the packaging bag 5 further comprises a bag body 51 and an air-extracting hose 52, the bag body 51 is a double-layer structure with a bag opening at one end and other ends all closed, the qualified corns to be packaged are packaged into the bag body 51 through the bag opening, the air-extracting hose 52 is arranged at the bag opening of the bag body 51, the outer wall of the air-extracting hose 52 is adhered to the inner wall of one side of the bag body 51, the packaging bag 5 is convenient to store, in addition, one end of the air-extracting hose 52 extends into the bag body 51, the other end of the air-extracting hose 52 extends out of the bag body 51, so that after the bag opening of the packaging bag 5 containing the qualified corns is pressed by the sealing machine 43, the suction nozzle 441 of the vacuum-extracting device 44 can be inserted into the air-extracting hose 52, the air in the packaging bag 5 is extracted through the air-extracting hose 52, and the bag opening is sealed by the sealing machine 43, thereby realizing the vacuum packaging of qualified corns and prolonging the shelf life of clean corn dishes.

As preferred embodiment, washing conveyer belt 12 in the structure of just washing 1, rinsing conveyer belt 22 in the rinsing structure 2 are bilayer structure, and bilayer structure staggers the setting from beginning to end, guaranteed that the peeled maize on the conveyer belt of upper strata can drop to the conveyer belt of lower floor on, make the peeled maize on the conveyer belt can take place the change of position at the in-process that drops, thereby make and carry out just washing and rinsing to the different positions of peeled maize, avoid blockking because of arranging of conveyer belt and just washing and rinsing to peeled maize, just wash and rinsing process more thoroughly. In addition, in order to further improve the thoroughness of initial cleaning and rinsing, set up cleaning conveyer belt 12 and rinsing conveyer belt 22 into the structure of fretwork, better carry out initial cleaning and rinsing to the maize of peeling off on cleaning conveyer belt 12 and the rinsing conveyer belt 22, structural design is more reasonable. In addition, in order to guarantee that the hook 3411g can smoothly penetrate into the problem corns, the screening conveyor belt 32 is also set to be of a hollow structure, so that the hook 3411g can smoothly drive the problem corns to be lifted after penetrating into the problem corns, and conditions are provided for screening the problem corns.

In a preferred embodiment, ultraviolet germicidal lamps are disposed in each of the cleaning tank 11 of the initial cleaning structure 1, the rinsing tank 21 of the rinsing structure 2, the screening tank 31 of the screening structure 3, and the packing box 41 of the packing structure 4, thereby achieving ultraviolet sterilization of bacteria and the like in each tank. Meanwhile, refrigeration pipes connected with refrigeration equipment are laid on the cleaning box 11, the rinsing box 21, the screening box 31 and the packaging box 41, so that the temperature in each box is effectively reduced, low-temperature operation is realized, pollution and damage of qualified corns are prevented, and the structural design is more reasonable.

In addition, fig. 8 is a flow chart of a processing method for preserving corn according to the present invention. As shown in fig. 7, the embodiment further provides a processing method for preserving corn, which comprises the following steps:

step S1, placing the peeled corns in the primary cleaning structure 1 for primary cleaning operation, and conveying the corns into the rinsing structure 2 after the primary cleaning operation is finished;

step S2, the corn after the primary cleaning operation is rinsed through the rinsing structure 2 to eliminate residual substances, and the corn is conveyed into the screening structure 3 after the rinsing is finished;

step S3, acquiring the corn data with more empty corn and/or more wormholes through the camera module 33 in the screening structure 3, controlling the grabbing module 34 to grab the corn with more empty corn and/or more wormholes to realize the screening operation, and conveying the non-grabbed qualified corn into the packaging structure 4 after the screening operation is completed;

in step S4, the corn transported by the screening mechanism 3 is vacuum-packed by the packing mechanism 4.

Effectively prolongs the shelf life of the clean corn vegetable.

The equipment that this embodiment provided keeps fresh and its processing method for maize, equipment is including just cleaning structure 1, rinsing structure 2, screening structure 3 and packaging structure 4, through just cleaning structure 1 with the maize after will shelling, wash out because of shelling and crush the liquid such as cell sap that the kernel of corn flows out, rethread rinsing structure 2 carries out the rinsing operation to the maize after just cleaning, rinse out and remain the washing liquid that probably in the process of just cleaning, in addition, rethread screening selects structure 3 and screens out empty shriveled and/or more problem maize of wormhole, avoid the problem maize to sneak into in the qualified maize, and carry out vacuum packaging through packaging structure 4 to the qualified maize after screening, effectively realized the fresh-keeping to the clean dish of maize, the shelf life of the clean dish of maize has been prolonged, the quality of the clean dish of maize has been guaranteed.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.

Claims

1. An apparatus for preserving corn, comprising:

the rinsing structure is provided with a rinsing box, a rinsing conveyor belt, a rinsing spray nozzle and a rinsing liquid supply assembly, the rinsing conveyor belt is arranged at the downstream of the cleaning conveyor belt, the rinsing box is covered outside the rinsing conveyor belt, the rinsing spray nozzle is arranged at the top, the bottom and the side part in the rinsing box, and the rinsing liquid supply assembly is arranged outside the rinsing box and is connected to the rinsing spray nozzle through a pipeline;

the screening structure is provided with a screening box, a screening conveyor belt, a camera shooting assembly and a grabbing assembly, the screening conveyor belt is arranged at the downstream of the rinsing conveyor belt, the screening box is arranged outside the screening conveyor belt, the grabbing assembly and the camera shooting assembly are arranged in the screening box and above the screening conveyor belt, and the camera shooting assembly is arranged at the upstream of the grabbing assembly along the conveying direction of the screening conveyor belt;

the packaging structure is provided with a packaging box, a packaging table, a sealing machine and vacuumizing equipment, wherein the packaging table is arranged at the downstream of the screening conveyor belt, the packaging box is covered outside the packaging table, the sealing machine is arranged on the packaging table, the vacuumizing equipment is arranged outside the packaging box, and an air suction nozzle of the vacuumizing equipment extends into the packaging box;

the grabbing assembly comprises a plurality of grabbing parts, the grabbing parts are divided into two groups, the two groups of grabbing parts are distributed in the front and back direction along the conveying direction of the screening conveying belt, each group of grabbing parts comprises a plurality of grabbing heads transversely arranged on the screening conveying belt, the grabbing heads of the same group are arranged in parallel along the conveying direction perpendicular to the screening conveying belt, and meanwhile, the grabbing heads of the two groups of grabbing parts are arranged in a staggered mode;

the grabbing head comprises a support, a transverse moving guide rod, a transverse moving slide block, a transverse moving driver, a transverse moving drawstring, a main expansion piece, a hook, a sleeve and an auxiliary expansion piece, the support is transversely arranged above the screening conveyor belt and fixed on the inner wall of the screening box, the transverse moving guide rod perpendicular to the conveying direction of the screening conveyor belt and the transverse moving driver arranged at one end of the transverse moving guide rod are arranged on the support, the transverse moving slide block is sleeved on the transverse moving guide rod and connected with the transverse moving drawstring, the transverse moving drawstring is connected on the transverse moving driver, meanwhile, the main expansion piece facing the screening conveyor belt is arranged on the transverse moving slide block, meanwhile, the hook is arranged on an expansion shaft of the main expansion piece, and the sleeve is sleeved outside the hook, the hook is provided with the auxiliary expansion piece, and the expansion shaft of the auxiliary expansion piece is connected to the sleeve.

2. The apparatus for preserving corn according to claim 1, wherein the cleaning solution supply assembly comprises a water source, an additive tank and a mixing tank, the water source and the additive tank are connected to the mixing tank by pipes, the mixing tank is connected to the cleaning nozzle by pipes, and in addition, a regulating valve and a safety valve connected in series are arranged in each of the pipes connecting the water source and the additive tank with the mixing tank respectively.

3. The apparatus for preserving corn as claimed in claim 1, wherein the rinsing liquid supply assembly includes a water storage tank in which fresh or sterile water is stored.

4. The corn fresh-keeping equipment according to claim 1, wherein two manual operation holes are formed in the side wall of the packing box, soft plastic baffles are arranged in the manual operation holes and are arranged in an annular structure, the outer sides of the plastic baffles are fixedly connected to the hole walls of the manual operation holes, and the inner sides of the plastic baffles are provided with elastic rings which are connected to the inner sides of the plastic baffles.

5. The corn preservation device according to claim 1, wherein an inflation nozzle is arranged in the packing box, the inflation nozzle is connected to a gas mixing tank arranged outside the packing box through a pipeline, and the gas mixing tank is respectively connected with a plurality of gas storage tanks through pipelines.

6. The apparatus for preserving corn as claimed in claim 5, wherein a safety valve and a regulating valve are provided on a pipeline between each air container and the air mixing tank, and the safety valve and the regulating valve are arranged in series.

7. The corn preservation device according to claim 1, further comprising a packaging bag, wherein the packaging bag is provided with a bag body and an air suction hose, the bag opening of the bag body is provided with the air suction hose, the outer wall of the air suction hose is bonded to the inner wall of one side of the bag body, one end of the air suction hose extends into the bag body, and the other end of the air suction hose extends out of the bag body.

8. A method for processing corn preservation, which adopts the corn preservation equipment of any one of the claims 1-7, and comprises the following steps:

step S1, placing the peeled corns in the primary cleaning structure for primary cleaning operation, and conveying the corns into the rinsing structure after the primary cleaning operation is finished;

step S2, the corn which is subjected to the primary cleaning operation is rinsed through the rinsing structure, residual substances are eliminated, and the corn is conveyed into the screening structure after the rinsing is finished;

step S3, acquiring the corn data with shriveled or more wormholes through the camera shooting assembly in the screening structure, controlling the grabbing assembly to grab the corn with shriveled or more wormholes to realize the screening operation, and conveying the non-grabbed qualified corn into the packaging structure after the screening operation is finished;

and step S4, carrying out vacuum packaging on the corns conveyed by the screening structure through the packaging structure.