CN111846319A - Vegetable and fruit fresh-keeping method - Google Patents

Vegetable and fruit fresh-keeping method Download PDF

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Publication number
CN111846319A
CN111846319A CN202010774835.8A CN202010774835A CN111846319A CN 111846319 A CN111846319 A CN 111846319A CN 202010774835 A CN202010774835 A CN 202010774835A CN 111846319 A CN111846319 A CN 111846319A
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China
Prior art keywords
frame
rotating
disc
film
preservative film
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Granted
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CN202010774835.8A
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CN111846319B (en
Inventor
吴波
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Nanjing Fenghaohua Food Supply Chain Management Co.,Ltd.
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吴波
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Publication of CN111846319A publication Critical patent/CN111846319A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B7/00Closing containers or receptacles after filling
    • B65B7/16Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons
    • B65B7/162Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons by feeding web material to securing means
    • B65B7/164Securing by heat-sealing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B25/00Packaging other articles presenting special problems
    • B65B25/02Packaging agricultural or horticultural products
    • B65B25/04Packaging fruit or vegetables
    • B65B25/041Packaging fruit or vegetables combined with their conservation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/04Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
    • B65B61/06Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
    • B65B61/08Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting using rotary cutters

Abstract

The invention provides a vegetable and fruit fresh-keeping method, which is implemented by matching a bottom plate, two rotating devices, a preservative film, a U-shaped frame, a cutting device, a film coating device and a placing base.

Description

Vegetable and fruit fresh-keeping method
Technical Field
The invention relates to the field of vegetable and fruit preservation, in particular to a vegetable and fruit preservation method.
Background
Can rot or lose moisture in the long-time transportation of trade company's avoiding vegetables melon and fruit, all can carry out fresh-keeping processing to vegetables melon and fruit, people put into the circular tray with the vegetables melon and fruit usually on to it is sealed fresh-keeping through the plastic wrap, but traditional fresh-keeping processing is mostly artifical tectorial membrane fresh-keeping, can meet some problems often in the in-service operation process:
need tear the plastic wrap after vegetables melon and fruit top with the plastic wrap, because the plastic wrap material is soft, be difficult to tear, and tear the department and be difficult to level and smooth, the plastic wrap part that tears appears easily is difficult to the top of vegetables melon and fruit and covers comprehensively, and need press the circular tray edge in the marginal portion of plastic wrap after the tectorial membrane, artifical pressing is difficult to comprehensive interior pressure, the leakproofness can not be guaranteed, and meet the condition that the plastic wrap drops easily under the great condition of wind-force during the transportation, and artifical tectorial membrane only is fit for little shops such as fruit shop, be difficult to be applicable to the pipelining.
Disclosure of Invention
In order to solve the problems, the invention provides a vegetable and fruit fresh-keeping method which can solve the problems that a fresh-keeping film needs to be torn after being covered on the upper side of a vegetable and fruit, the fresh-keeping film is difficult to tear due to soft material and the torn part is difficult to level, the torn fresh-keeping film part is difficult to completely cover the upper side of the vegetable and fruit, the edge part of the fresh-keeping film needs to be pressed to the edge of a circular tray after being covered with the film, the whole internal pressure is difficult to realize through manual pressing, the sealing performance cannot be ensured, the fresh-keeping film is easy to fall off under the condition of high wind power during transportation, the manual film covering is only suitable for small shops such as fruit shops, and the like, and is difficult to be suitable for assembly line operation.
In order to achieve the purpose, the invention adopts the following technical scheme that a film-coating safety device is used in the vegetable and fruit fresh-keeping method, the film-coating safety device comprises a bottom plate, two rotating devices, a preservative film, a U-shaped frame, a cutting device, a film-coating device and a placing base, and the extrusion molding process of the enameled wire insulating outer layer by adopting the film-coating safety device is as follows:
s1, placing: putting fresh vegetables and fruits into a circular tray, and putting the circular tray on a placing base;
s2, air suction and cutting: the preservative film is driven to be pulled and conveyed rightwards by the two rotating devices, the preservative film is sucked on the lower end surface of the rotating frame in an air suction mode, the preservative film is cut by the cutting device, and the preservative film sucked on the rotating frame is of a circular structure;
s3, coating: the connecting cylinder drives the rotating frame to descend so that the preservative film is pressed on vegetables and fruits, and the edge part of the cut round preservative film is coated along the edge of the round tray through the pressing mechanism;
s4, taking out: and driving the rotating ring to rise and reset through the connecting cylinder, taking out the coated round tray, and repeating the steps S1-S3 to coat the next round tray.
Two rotating devices are installed at both ends about the bottom plate, and the winding has the plastic wrap between two rotating device, and the mid-mounting of bottom plate has U type frame, and cutting device is installed to the upper end of U type frame, and the tectorial membrane device is installed to cutting device's lower extreme, and the mid-mounting of bottom plate is placed the base, places the base and is located U type frame.
Tectorial membrane device include the cross, the rotating ring, rotate the frame, the link, the work motor, hold-down mechanism, seal membrane and connection cylinder, the internally mounted of rotation frame has the seal membrane, the seal membrane plays the spacing effect of flexibility to the top of vegetables and fruits vegetables, guaranteed that the plastic wrap can tightly cover the top at vegetables and fruits vegetables, the mid-mounting of rotation frame has the link, the mid-mounting of link has the work motor, install the cross on the output shaft of work motor, non-fixed connection between cross and the rotating ring, be connected for normal running fit between rotating ring and the rotation frame, hold-down mechanism is evenly installed along its circumference in the outside of rotation frame, the rotation frame is connected with the lower extreme of being connected the cylinder.
Hold-down mechanism include the angle frame, the chamber of breathing in, the sliding frame, the heating pipe, reset spring, extrusion piece and connecting rod, the chamber of breathing in has been seted up on the angle frame, the outer end of angle frame is connected with the sliding frame through sliding fit's mode, even there is reset spring between sliding frame and the angle frame, reset spring plays the effect that resets, the heating pipe has been placed to the inside of sliding frame, the extrusion piece is installed to the upper end of sliding frame, be connected with the connecting rod through the ball hinge between the middle part of angle frame and the swivel becket, carry out preheating treatment through the heating pipe to the sliding frame before the tectorial membrane.
When the fresh-keeping film cutting machine works specifically, the rotating frame is driven to fall to a proper position through the connecting cylinder, so that the fresh-keeping film is covered on vegetables and fruits, the rotating ring is driven to rotate through the working motor, under the extrusion of the connecting rod, the angle frame gradually inclines downwards, when the angle frame and the rotating frame are in a vertical state, the butt joint port and the corresponding port are separated in a staggered mode, at the moment, air suction disappears, the edge of the cut round fresh-keeping film is freely lapped at the edge of the round tray, the rotating frame is driven to continue to fall through the connecting cylinder, the extrusion block which synchronously falls moves inwards under the action of the extrusion roller, the edge of the fresh-keeping film is pressed onto the lower side wall of the edge of the round tray by the sliding frame which synchronously moves inwards, meanwhile, the preheated sliding frame is in contact with the round fresh-keeping film, the edge of the round fresh-keeping film is heated and softened and is pasted, the heating softening can not generate toxic gas, thereby improving the sealing property and avoiding the falling-off condition.
The placing base comprises a chassis, an air suction cavity, a working air pump, an extrusion rod and an extrusion roller, the air suction cavity is formed in the chassis, the working air pump is installed at the right end of the chassis, the working air pump and the air suction cavity are communicated, the extrusion rod is evenly installed on the chassis along the circumferential direction of the extrusion rod, the upper end of the extrusion rod is connected with the extrusion roller through a hinge pin, and during specific work, external air is sucked into the air suction cavity through the working air pump to suck the bottom of the circular tray through the air suction mode.
Preferably, the rotating device comprises two fixing plates, a rotating roller and a rotating motor, the two fixing plates are installed on the base plate, the two fixing plates are connected with the rotating roller through a bearing, the rotating roller is wound with a preservative film, the front end of the rotating roller is connected with an output shaft of the rotating motor, and the rotating motor is installed on the fixing plates.
Preferably, the cutting device comprises a rotating motor, a rotating disc, arc-shaped cutters and a rotating slide rod, the rotating motor is installed on a U-shaped frame, the rotating disc is installed on an output shaft of the rotating motor, the arc-shaped cutters are evenly installed on the rotating disc along the circumferential direction of the rotating disc, the rotating slide rod is installed on the U-shaped frame, the rotating slide rod is connected with the rotating disc in a sliding fit mode, and the upper end of the connecting cylinder is connected with the rotating disc.
Preferably, the rotating frame comprises a disc, an annular air cavity, a connecting air pump, a butt joint port and a rubber layer, the annular air cavity is formed in the disc, the butt joint port is uniformly formed in the disc along the circumferential direction of the disc, the rubber layer is arranged on the outer wall of the disc in a surrounding mode, the butt joint port and the annular air cavity are in a communicating relation, the connecting air pump is installed at the front end of the disc, the connecting air pump and the annular air cavity are in a communicating relation, and the inner end of the angle frame is connected with the disc through a pin shaft.
Preferably, the rubber layer is provided with ejection ports along the circumferential direction, and the ejection ports correspond to the positions between the butt-joint ports.
Preferably, the inner end of the angle frame is of an arc-shaped structure, the inner end of the angle frame is in a fit state with the rubber layer, the inner end of the air suction cavity is provided with a corresponding port, and the corresponding port at the initial position corresponds to the position between the opposite ports.
The invention has the beneficial effects that:
according to the vegetable and fruit fresh-keeping method, the fresh-keeping film to be cut is sucked along the edge in an air suction mode and cut, and then the round fresh-keeping film is adhered to the edge of the round tray in an internal pressure and hot melting adhesion mode, so that the sealing performance is improved, the falling-off condition is avoided, the mechanical mode replaces manual mode, the working efficiency is improved, and meanwhile, the mechanical film covering mode is suitable for assembly line operation;
secondly, according to the vegetable and fruit fresh-keeping method provided by the invention, before the preservative film is cut, the preservative film can be easily cut into a circular structure by using the cutting device under the air suction mode along the cutting edge and the self tightening effect, and the circular tray can be completely covered by the cut circular preservative film;
thirdly, according to the vegetable and fruit fresh-keeping method, the film coating device disclosed by the invention adopts a structural linkage design concept to coat the circular fresh-keeping film on the vegetable and fruit, the action of the personnel for recessing the edge of the fresh-keeping film is simulated through bionics, and meanwhile, the circular fresh-keeping film is adhered to the edge of the circular tray in a heating and softening mode, so that the sealing property is improved and the falling-off condition is avoided.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of a method for keeping vegetables and fruits fresh;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic perspective view of the film covering device of the present invention;
FIG. 4 is a cross-sectional view of FIG. 3 of the present invention;
FIG. 5 is a cross-sectional view of the placement base of the present invention;
fig. 6 is an enlarged view of the invention in fig. 4 taken along line X.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
As shown in fig. 1 to 6, a fresh-keeping method for vegetables and fruits uses a film-covered safety device, which comprises a bottom plate 1, two rotating devices 2, a preservative film 3, a U-shaped frame 4, a cutting device 5, a film-covering device 6 and a placing base 7, wherein the extrusion molding process for the insulated outer layer of the enameled wire by using the film-covered safety device is as follows:
s1, placing: putting fresh vegetables and fruits into a circular tray, and putting the circular tray on a placing base 7;
s2, air suction and cutting: the preservative film 3 is driven by the two rotating devices 2 to be pulled and conveyed rightwards, the preservative film 3 is sucked on the lower end face of the rotating frame 63 in an air suction mode, the preservative film 3 is cut by the cutting device 5, and the preservative film 3 sucked on the rotating frame 63 is in a circular structure;
s3, coating: the rotating frame 63 is driven to descend by the connecting cylinder 68 so that the preservative film 3 is pressed on vegetables and fruits, and the edge part of the cut circular preservative film 55 is coated along the edge of the circular tray by the pressing mechanism 66;
s4, taking out: the rotating ring 62 is driven to rise and reset by the connecting air cylinder 68, the coated round tray is taken out, and the steps S1-S3 are repeated to coat the next round tray.
Two rotating device 2 are installed at both ends about bottom plate 1, and the winding has plastic wrap 3 between two rotating device 2, and the mid-mounting of bottom plate 1 has U type frame 4, and cutting device 5 is installed to the upper end of U type frame 4, and tectorial membrane device 6 is installed to cutting device 5's lower extreme, and the mid-mounting of bottom plate 1 places base 7, places base 7 and is located U type frame 4.
Rotating device 2 include two fixed plates 21, live-rollers 22 and rotation motor 23, two fixed plates 21 are installed on bottom plate 1, be connected with live-rollers 22 through the bearing between two fixed plates 21, the winding has plastic wrap 3 on the live-rollers 22, the front end of live-rollers 22 and the output shaft of rotating motor 23, the live-rollers 23 is installed on fixed plates 21, drive live-rollers 22 through rotating motor 23 and rotate, thereby drive plastic wrap 3 and carry right, and two rotating device 2's rotational speed keep unanimous.
The cutting device 5 comprises a rotary motor 51, a rotating disc 52, arc-shaped knives 53 and rotary sliding rods 54, wherein the rotary motor 51 is arranged on the U-shaped frame 4, the rotating disc 52 is arranged on an output shaft of the rotary motor 51, the arc-shaped knives 53 are uniformly arranged on the rotating disc 52 along the circumferential direction of the rotating disc, the rotary sliding rods 54 are arranged on the U-shaped frame 4, the rotary sliding rods 54 are connected with the rotating disc 52 in a sliding fit manner, the upper end of a connecting cylinder 68 is connected with the rotating disc 52, and during specific work, the rotary motor 51 drives the rotating disc 52 to rotate, thereby drive arc sword 53 to the cutting of plastic wrap 3, the plastic wrap 3 of surely cutting is circularly, cuts out plastic wrap 3 into circularly, and the circular plastic wrap 3 of cutting out on the one hand still can cover completely on vegetables melon and fruit, and on the other hand guarantees that plastic wrap 3 between two rotating device 2 can not split, has guaranteed rotating device 2 and has carried the normal of plastic wrap 3.
The laminating device 6 include cross 61, the rotating ring 62, the rotating frame 63, link 64, work motor 65, hold-down mechanism 66, seal 67 and connection cylinder 68, the internally mounted who rotates frame 63 has seal 67, seal 67 plays flexible spacing effect to the top of vegetables and fruits, guaranteed that plastic wrap 3 can tightly cover the top at vegetables and fruits, the mid-mounting who rotates frame 63 has link 64, the mid-mounting of link 64 has work motor 65, install cross 61 on the output shaft of work motor 65, it is not fixed connection between cross 61 and the rotating ring 62, be connected for rotating the cooperation between rotating ring 62 and the rotating frame 63, hold-down mechanism 66 is evenly installed along its circumference in the outside that rotates frame 63, it is connected with the lower extreme of being connected cylinder 68 to rotate frame 63.
The rotation frame 63 include disc 631, annular air cavity 632, connect air pump 633, to interface 634 and rubber layer 635, disc 631 is inside to have seted up annular air cavity 632, evenly seted up to interface 634 along its circumference on the disc 631, the outer wall of disc 631 encircles and has laid rubber layer 635, be the intercommunication relation between interface 634 and the annular air cavity 632, the front end of disc 631 is installed and is connected air pump 633, connect for the intercommunication relation between air pump 633 and the annular air cavity 632, be the round pin hub connection between the inner of angle frame 661 and the disc 631, in concrete during operation, inhale external gas through connecting air pump 633, thereby hold the up end of circular plastic wrap 3.
The rubber layer 635 is provided with ejection ports along the circumferential direction, and the ejection ports correspond to the positions of the interfaces 634.
Hold-down mechanism 66 include angle frame 661, the chamber 662 of breathing in, slide frame 663, heating pipe 664, reset spring 665, extrusion piece 666 and connecting rod 667, the chamber 662 of breathing in has been seted up on angle frame 661, the outer end of angle frame 661 is connected with slide frame 663 through sliding fit's mode, even have reset spring 665 between slide frame 663 and the angle frame 661, reset spring 665 plays the effect that resets, heating pipe 664 has been placed to the inside of slide frame 663, extrusion piece 666 is installed to the upper end of slide frame 663, be connected with connecting rod 667 through the ball hinge between the middle part of angle frame 661 and the swivel 62, carry out preheating treatment through heating pipe 664 to slide frame 663 before the tectorial membrane.
The inner of angle frame 661 be the arc structure, and be the laminating state between the inner of angle frame 661 and the rubber layer 635, the rubber layer 635 has filled the clearance between angle frame 661 and disc 631, when having guaranteed that angle frame 661 rotates, the gas tightness has been improved, the inner of chamber 662 that breathes in is equipped with corresponding mouthful, and initial position's corresponding mouthful is corresponding with the position between interface 634, at this moment, the two is the connectivity, accessible air-breathing mode holds circular plastic wrap 3, when being the vertical state with rotating frame 63 after angle frame 661 pressurized extrusion, correspond mouthful and stagger interface 634 position, at this moment, angle frame 661 after the rotation carries out the seal blocking to interface 634, the air-breathing disappears, the edge of circular plastic wrap 3 is freely taken in the edge of circular tray.
During specific work, the rotating frame 63 is driven to descend to a proper position through the connecting air cylinder 68 so that the preservative film 3 covers the vegetables and fruits, the rotating ring 62 is driven to rotate through the working motor 65, the angle frame 661 inclines downwards gradually under the extrusion of the connecting rod 667, when the angle frame 661 and the rotating frame 63 are in a vertical state, the butt joint port 634 and the corresponding port are separated in a staggered mode, at the moment, air suction disappears, the edge of the cut circular preservative film 3 is freely lapped at the edge of the circular tray, the rotating frame 63 is driven to descend continuously through the connecting air cylinder 68, the synchronously descending extrusion block 666 moves inwards under the action of the extrusion roller 75, the synchronously inwards moving sliding frame 663 presses the edge of the preservative film 3 onto the lower side wall of the edge of the circular tray, meanwhile, the preheated sliding frame 663 is in contact with the circular preservative film 3, the edge of the circular preservative film 3 is heated and softened and pasted on the outer wall of the circular tray, the preservative film 3 is made of non-toxic materials, and does not generate toxic gas after being heated and softened, so that the sealing performance is improved, and the falling-off condition is avoided.
Placing base 7 include chassis 71, the chamber 72 is inhaled to the gas, work air pump 73, squeeze stem 74 and squeeze roll 75, the chamber 72 is inhaled to the gas has been seted up to the inside of chassis 71, work air pump 73 is installed to the right-hand member of chassis 71, for the intercommunication relation between chamber 72 is inhaled to work air pump 73 and gas, evenly install squeeze stem 74 along its circumference on chassis 71, the upper end of squeeze stem 74 is connected with squeeze roll 75 through the round pin axle, during specific work, inhale the bottom of circular tray through the mode of inhaling of gas in the chamber 72 through the work air pump 73 with external gas.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a vegetables melon and fruit fresh-keeping method, its has used a tectorial membrane safeties, and this tectorial membrane safeties includes bottom plate (1), two rotating device (2), plastic wrap (3), U type frame (4), cutting device (5), tectorial membrane device (6) and places base (7), its characterized in that: the extrusion molding process of the enameled wire insulating outer layer by adopting the film-coated safety equipment comprises the following steps:
s1, placing: fresh vegetables and fruits are placed into a circular tray, and the circular tray is placed on a placing base (7);
s2, air suction and cutting: the preservative film (3) is driven to be pulled and conveyed rightwards by the two rotating devices (2), the preservative film (3) is sucked on the lower end face of the rotating frame (63) in an air suction mode, the preservative film (3) is cut by the cutting device (5), and the preservative film (3) sucked on the rotating frame (63) is of a circular structure;
s3, coating: the connecting cylinder (68) drives the rotating frame (63) to descend so that the preservative film (3) is pressed on vegetables and fruits, and the edge part of the cut circular preservative film (55) is coated along the edge of the circular tray by the pressing mechanism (66);
s4, taking out: the rotating ring (62) is driven to rise back and reset by the connecting air cylinder (68), the coated round tray is taken out, and the steps S1-S3 are repeated to coat the next round tray;
the preservative film packaging machine is characterized in that two rotating devices (2) are mounted at the left end and the right end of a bottom plate (1), a preservative film (3) is wound between the two rotating devices (2), a U-shaped frame (4) is mounted in the middle of the bottom plate (1), a cutting device (5) is mounted at the upper end of the U-shaped frame (4), a film laminating device (6) is mounted at the lower end of the cutting device (5), a placing base (7) is mounted in the middle of the bottom plate (1), and the placing base (7) is located in the U-shaped frame (4);
the laminating device (6) comprises a cross (61), a rotating ring (62), a rotating frame (63), a connecting frame (64), a working motor (65), a pressing mechanism (66), a sealing film (67) and a connecting cylinder (68), wherein the sealing film (67) is installed inside the rotating frame (63), the connecting frame (64) is installed in the middle of the rotating frame (63), the working motor (65) is installed in the middle of the connecting frame (64), the cross (61) is installed on an output shaft of the working motor (65), the cross (61) is not fixedly connected with the rotating ring (62), the rotating ring (62) is connected with the rotating frame (63) in a rotating fit manner, the pressing mechanism (66) is uniformly installed on the outer side of the rotating frame (63) along the circumferential direction of the rotating frame, and the rotating frame (63) is connected with the lower end of the connecting cylinder (68);
the pressing mechanism (66) comprises an angle frame (661), a suction cavity (662), a sliding frame (663), a heating pipe (664), a reset spring (665), an extrusion block (666) and a connecting rod (667), wherein the suction cavity (662) is formed in the angle frame (661), the outer end of the angle frame (661) is connected with the sliding frame (663) in a sliding fit mode, the reset spring (665) is connected between the sliding frame (663) and the angle frame (661), the heating pipe (664) is placed inside the sliding frame (663), the extrusion block (666) is installed at the upper end of the sliding frame (663), and the middle part of the angle frame (661) is connected with the connecting rod (667) through a ball hinge;
place base (7) including chassis (71), air suction chamber (72), work air pump (73), squeeze bar (74) and squeeze roll (75), air suction chamber (72) have been seted up to the inside of chassis (71), work air pump (73) are installed to the right-hand member of chassis (71), for the intercommunication relation between work air pump (73) and the air suction chamber (72), evenly install squeeze bar (74) along its circumference on chassis (71), the upper end of squeeze bar (74) is connected with squeeze roll (75) through the round pin axle.
2. The method for preserving vegetables and fruits according to claim 1, wherein the method comprises the following steps: rotating device (2) include two fixed plates (21), live-rollers (22) and rotate motor (23), install on bottom plate (1) two fixed plates (21), be connected with live-rollers (22) through the bearing between two fixed plates (21), the winding has plastic wrap (3) on live-rollers (22), the front end of live-rollers (22) and the output shaft who rotates motor (23), rotate motor (23) and install on fixed plate (21).
3. The method for preserving vegetables and fruits according to claim 1, wherein the method comprises the following steps: cutting device (5) include rotating electrical machines (51), rolling disc (52), arc sword (53), rotate slide bar (54), rotating electrical machines (51) are installed on U type frame (4), install rolling disc (52) on the output shaft of rotating electrical machines (51), evenly install arc sword (53) along its circumference on rolling disc (52), install on U type frame (4) and rotate slide bar (54), it is connected for sliding fit to rotate between slide bar (54) and rolling disc (52), the upper end of connecting cylinder (68) is connected with rolling disc (52).
4. The method for preserving vegetables and fruits according to claim 1, wherein the method comprises the following steps: rotation frame (63) including disc (631), annular air chamber (632), connect air pump (633), to interface (634) and rubber layer (635), annular air chamber (632) have been seted up to disc (631) inside, evenly seted up to interface (634) along its circumference on disc (631), the outer wall of disc (631) is encircleed and has been laid rubber layer (635), be the connectivity between interface (634) and annular air chamber (632), connect air pump (633) are installed to the front end of disc (631), be the connectivity between connection air pump (633) and annular air chamber (632), be the round pin hub connection between the inner of angle frame (661) and disc (631).
5. A method for preserving vegetables and fruits according to claim 4, which is characterized in that: the rubber layer (635) is uniformly provided with ejection ports along the circumferential direction, and the ejection ports correspond to the positions between the butt joints (634).
6. A method for preserving vegetables and fruits according to claim 4, which is characterized in that: the inner of angle frame (661) be the arc structure, and be laminating state between the inner of angle frame (661) and rubber layer (635), the inner of chamber of breathing in (662) is equipped with and corresponds the mouth, and initial position correspond the mouth with to the position between mouth (634) corresponding.
CN202010774835.8A 2020-08-04 2020-08-04 Vegetable and fruit fresh-keeping method Active CN111846319B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114834725A (en) * 2022-03-24 2022-08-02 无锡职业技术学院 Fresh-keeping fruit and vegetable box
WO2023133659A1 (en) * 2022-01-11 2023-07-20 广州工商学院 Fruit and vegetable food product freshness preservation processing device based on complex polysaccharide thin film

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CN209176979U (en) * 2018-10-23 2019-07-30 广州市从化华隆果菜保鲜有限公司 A kind of small food Fresh-keeping Packaging for Fruits and Vegetables machine
CN210653738U (en) * 2019-10-30 2020-06-02 威海康耐斯通能源科技有限公司 Quantitative film type packaging machine convenient for changing packaging quality

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JPH0920305A (en) * 1995-07-06 1997-01-21 Yanmar Agricult Equip Co Ltd Spherical article wrapping device
CN108812860A (en) * 2018-05-23 2018-11-16 潘换成 One kind is based on the fresh-keeping vegetable dish equipment for coating film of food materials
CN209176979U (en) * 2018-10-23 2019-07-30 广州市从化华隆果菜保鲜有限公司 A kind of small food Fresh-keeping Packaging for Fruits and Vegetables machine
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* Cited by examiner, † Cited by third party
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CN114834725A (en) * 2022-03-24 2022-08-02 无锡职业技术学院 Fresh-keeping fruit and vegetable box
CN114834725B (en) * 2022-03-24 2022-12-02 无锡职业技术学院 Fresh-keeping fruit and vegetable box

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