CN113501199A - Cold chain case is used in fresh-keeping transportation of green jujube - Google Patents
Cold chain case is used in fresh-keeping transportation of green jujube Download PDFInfo
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- CN113501199A CN113501199A CN202111057413.XA CN202111057413A CN113501199A CN 113501199 A CN113501199 A CN 113501199A CN 202111057413 A CN202111057413 A CN 202111057413A CN 113501199 A CN113501199 A CN 113501199A
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- green
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- fresh
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/101—Springs, elastic lips, or other resilient elements to locate the articles by pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
- B65D81/07—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using resilient suspension means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
- B65D85/34—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for fruit, e.g. apples, oranges or tomatoes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention belongs to the technical field of logistics cold chains, and particularly relates to a cold chain box for green jujube preservation and transportation, which comprises a heat preservation combined box, a top plate and a bottom plate, wherein a box door is arranged on the side wall of the heat preservation combined box, a bearing plate and an adjusting plate are arranged in the heat preservation combined box, through holes are formed in the bearing plate and the adjusting plate, a plurality of green jujube suspension springs are fixedly connected to the upper surface of the bearing plate, magnetic pressure balls are fixedly connected to the upper ends of the green jujube suspension springs, and a protection mechanism is arranged in the heat preservation combined box; the protection mechanism comprises a plurality of electromagnets embedded in the adjusting plate, the electromagnets correspond to the magnetic pressing balls one by one, and the electromagnets and the magnetic pressing balls are opposite in homopolar. The adjustable green jujube suspension spring can adjust the tightness of the green jujube suspension spring, is suitable for fixing green jujubes of different sizes, avoids the green jujubes from falling out in the transportation process, can form good buffer in the transportation process of the green jujubes, avoids collision and damage of the green jujubes, and improves the protection effect on the green jujubes.
Description
Technical Field
The invention belongs to the technical field of logistics cold chains, and particularly relates to a cold chain box for fresh-keeping and transportation of green jujubes.
Background
The green dates are excellent tropical and subtropical rare fruits, have high nutritional value, are required to be preserved and moisturized by cold chain transportation in the transportation process, and are required to be prevented from being damaged by collision in the transportation process.
Through the retrieval, national patent publication No. CN110127176B discloses a green jujube long-distance transportation is with commodity circulation cold chain case, including heat preservation combination box, be used for with heat preservation combination box top confined roof compoboard, bottom of the case compoboard and big green jujube body, the unsettled spring of a plurality of green jujube of inner bottom wall fixedly connected with of heat preservation combination box, spiral guiding gutter has been seted up to the inner wall of unsettled spring of green jujube, the inner wall of spiral guiding gutter is the J shape, the unsettled spring of green jujube keeps away from the spacing water conservancy diversion ball of the one end fixedly connected with of heat preservation combination box inner bottom wall.
The scheme has the following defects: 1. according to the scheme, the green date body is transported in a mode of being plugged into the green date suspension spring, however, the tightness length of the green date suspension spring cannot be adjusted in the transportation process, and the green date suspension spring is only suitable for fixing and supporting green dates of a certain size and has great limitation; 2. according to the scheme, the limit protection rod is used for limiting the Chinese date suspension spring, so that the Chinese date suspension spring cannot be transversely deformed, and when the Chinese date suspension spring is actually transported and used, hard collision can occur between the Chinese date and the Chinese date suspension spring due to the transverse inertia effect, the Chinese date suspension spring does not have buffering, and the Chinese date is easily damaged; 3. this scheme is through the mode of external cold input water pipe and air conditioning input tube, keeps warm to the green jujube and moisturizes, and logistics equipment occupation space is big, uses inconveniently, and the flexibility ratio is not high.
Disclosure of Invention
The invention aims to provide a cold chain box for fresh-keeping transportation of green jujubes, aiming at the problems that the tightness of a suspension spring of the green jujubes, which is provided by the background technology, cannot be adjusted, does not have buffering and is inconvenient to use.
In order to achieve the purpose, the invention adopts the following technical scheme: a cold chain box for fresh-keeping transportation of green jujubes comprises a heat-preservation combined box, a top plate and a bottom plate, wherein a box door is arranged on the side wall of the heat-preservation combined box, a bearing plate and an adjusting plate are arranged in the heat-preservation combined box, through holes are formed in the bearing plate and the adjusting plate, a plurality of green jujube suspension springs are fixedly connected to the upper surface of the bearing plate, magnetic press balls are fixedly connected to the upper ends of the green jujube suspension springs, and a protection mechanism is arranged in the heat-preservation combined box;
protection machanism is including inlaying a plurality of electro-magnets of locating in the regulating plate, the electro-magnet presses ball one-to-one with magnetism, and the electro-magnet presses the ball homopolar relative with magnetism, the bottom surface fixedly connected with slide cartridge of heat preservation combination box, it has the balancing weight to slide in the slide cartridge, the both ends of balancing weight all are connected with vibrating spring, vibrating spring keeps away from the one end of balancing weight and connects on the inner wall of slide cartridge, it connects electric piece I all to inlay on the lateral wall at slide cartridge both ends, it connects electric piece II to inlay on the balancing weight, connect electric piece I and electro-magnet electricity and be connected, connect electric piece II and external power source electricity and be connected when connecting electric piece I and connecting electric piece II contacts, the circuit of electro-magnet switches on.
Further, fixedly connected with rack on the slide cartridge, and the rack extends along slide cartridge axis direction, the upper surface of balancing weight rotates through the bearing and is connected with the pivot, the upper end of pivot runs through the slide cartridge and is connected with the fan, be provided with one-way bearing between fan and the pivot, the pivot external fixation has cup jointed the gear, the gear and rack meshing.
Further, logical groove has been seted up to the last lateral wall of smooth section of thick bamboo, the pivot runs through logical groove setting, it is provided with the seal membrane to lead to the inslot, the seal membrane cover is established outside the pivot.
Further, equal fixed mounting has the slide rail on the inside wall of heat preservation combination box both sides, the lower surface of loading board sets up in the slide, the slide slides on the slide rail.
Further, equal fixedly connected with spout on the inside wall of heat preservation combination box both sides, the both ends of regulating plate slide in the spout, be provided with adjusting spring in the spout, adjusting spring's both ends are connected with the bottom of regulating plate and spout respectively.
Furthermore, a screw rod is arranged in the top plate in an inserting mode, a screw rod nut is fixedly connected to the top plate, the screw rod is inserted into the screw rod nut and is in threaded fit with the screw rod nut, and a pressing block is fixed to the lower end of the screw rod.
Further, a plurality of water suction cylinders are fixed on the lower surface of the top plate, a piston plate is connected in the water suction cylinders in a sealing and sliding mode, an electromagnetic spring is connected to the lower surface of the piston plate, two ends of the electromagnetic spring are electrically connected with an external high-frequency pulse power supply, the lower end of the electromagnetic spring is connected with the bottom of the water suction cylinder, and a sprinkling pipe is communicated with the side wall of the water suction cylinder.
Furthermore, a refrigerator is arranged at the bottom of the heat-preservation combined box, a return pipe is communicated with the side wall of the bottom of the heat-preservation combined box, the other end of the return pipe extends to the upper portion of the top plate, the return pipe is communicated with a water suction cylinder, and a one-way valve is arranged at the communication position of the water suction cylinder and the return pipe.
The invention has the following advantages:
1. according to the invention, through arranging the screw rod, the screw rod nut and the pressing block, the pressing block can be adjusted to move up or down by rotating the screw rod, namely, the height of the adjusting plate is adjusted, the adjusting plate extrudes the green jujube suspension spring through the magnetic pressing ball, the purpose of adjusting the tightness length of the green jujube suspension spring is realized, and the green jujube suspension spring adjusting device is suitable for fixing green jujubes of different sizes and avoids the green jujubes from falling out in the transportation process.
2. According to the invention, the magnetic pressing balls are arranged, like poles of the magnetic pressing balls repel each other, the green date suspension spring can slightly swing transversely under the action of inertia in the transportation process, compared with the prior art, the green date suspension spring has a good buffering effect when swinging transversely, and due to the repulsion action between the magnetic pressing balls, two adjacent green date suspension springs cannot be contacted and collided, so that the green date collision damage is avoided, and the protection effect on the green dates is improved.
3. According to the invention, by arranging the electromagnet and the balancing weight, when the heat-preservation combined box is violently bumpy, the balancing weight slides towards two sides of the sliding cylinder under the action of inertia, so that a circuit of the electromagnet is conducted, a downward repulsive force is generated on the magnetic pressing ball, the green jujube suspension spring is further contracted, the green jujubes are fixed, the green jujubes are prevented from falling out, and the magnetic force has a good damping effect, so that the transversely-swinging green jujube suspension spring is quickly reset.
4. The invention can drive the fan to move and rotate by arranging the gear, the rack and the fan, and the cold air at the bottom of the heat-preservation combined box is blown upwards by taking the balancing weight as power because the cold air is heavier and is easy to sink to the bottom of the heat-preservation combined box, thereby improving the refrigeration and heat-preservation effects without arranging other power driving mechanisms.
5. According to the invention, the electromagnetic spring, the piston plate and the return pipe are arranged, so that cold water at the bottom of the heat-preservation combined box can be sucked into the water suction cylinder and sprayed to green jujubes from the upper part of the heat-preservation combined box to the lower part of the heat-preservation combined box, the surface of the green jujubes is ensured to be wet, compared with the prior art, an external cold input water pipe and an external cold input pipe are not required, the occupied space of logistics equipment is reduced, and the use is flexible.
Drawings
FIG. 1 is a perspective view of a cold chain box for fresh-keeping transportation of green dates provided by the present invention;
FIG. 2 is a schematic view of the internal structure of a cold chain box for fresh-keeping transportation of green dates, provided by the invention;
FIG. 3 is a schematic view of the internal structure of a slide cylinder of a cold chain box for fresh-keeping transportation of green dates, provided by the invention;
FIG. 4 is an enlarged view at A in FIG. 2;
fig. 5 is an enlarged view at B in fig. 2.
In the figure, 1 heat preservation combination box, 2 top plate, 3 bottom plate, 4 box doors, 5 bearing plate, 6 adjusting plate, 7 through holes, 8 green date suspension spring, 9 magnetic press ball, 10 protection mechanism, 11 electromagnet, 12 sliding barrel, 13 balancing weight, 14 vibrating spring, 15 electric connection piece I, 16 electric connection piece II, 17 rack, 18 rotating shaft, 19 fan, 20 one-way bearing, 21 gear, 22 chute, 23 sliding rail, 24 sliding seat, 25 adjusting spring, 26 lead screw, 27 lead screw nut, 28 pressing block, 29 water suction barrel, 30 piston plate, 31 electromagnetic spring, 32 sprinkling pipe, 33 refrigerator, 34 reflux pipe.
Detailed Description
As shown in fig. 1-5, a cold chain box for fresh-keeping transportation of green jujubes comprises a heat-preservation combined box 1, a top plate 2 and a bottom plate 3, wherein a box door 4 is arranged on the side wall of the heat-preservation combined box 1, a bearing plate 5 and an adjusting plate 6 are arranged in the heat-preservation combined box 1, through holes 7 are respectively arranged in the bearing plate 5 and the adjusting plate 6, a plurality of green jujube suspension springs 8 are fixedly connected to the upper surface of the bearing plate 5, transparent green jujube-hanging springs 8 are provided with transparent jujube-covering films for covering up the green jujubes, the upper ends of the green jujube suspension springs 8 are fixedly connected with magnetic pressure balls 9, and a protection mechanism 10 is arranged in the heat-preservation combined box 1;
the protection mechanism 10 comprises a plurality of electromagnets 11 embedded in the adjusting plate 6, the electromagnets 11 correspond to the magnetic pressure balls 9 one by one, the electromagnets 11 are opposite to the magnetic pressure balls 9 in the same polarity, a sliding barrel 12 is fixedly connected to the bottom surface of the heat preservation combination box 1, a balancing weight 13 is arranged in the sliding barrel 12 in a sliding mode, two ends of the balancing weight 13 are connected with vibration springs 14, one end, away from the balancing weight 13, of each vibration spring 14 is connected to the inner wall of the sliding barrel 12, when the vibration springs 14 are in a natural state, the balancing weight 13 is located in the middle of the sliding barrel 12, power connection pieces I15 are embedded in the side walls of two ends of the sliding barrel 12, power connection pieces II 16 are embedded in the balancing weight 13, the power connection pieces I15 are electrically connected with the electromagnets 11, the power connection pieces II 16 are electrically connected with an external power supply, when the power connection pieces I15 are in contact with the power connection pieces II 16, the circuit of the electromagnets 11 is conducted, downward repulsive force is generated on the magnetic pressure balls 9, and the suspended green date springs 8 are further contracted, fix green jujube, prevent that green jujube from falling out to play good damping effect at magnetic force, make the unsettled spring 8 of horizontal wobbling green jujube reset fast.
Fixedly connected with rack 17 on the slide cartridge 12, and rack 17 extends along the axis direction of slide cartridge 12, the upper surface of balancing weight 13 rotates through the bearing and is connected with pivot 18, slide cartridge 12 is run through and is connected with fan 19 in the upper end of pivot 18, be provided with one-way bearing 20 between fan 19 and the pivot 18, pivot 18 external fixation has cup jointed gear 21, gear 21 and rack 17 meshing, one-way bearing 20 locks when pivot 18 forward rotation, drive fan 19 forward rotation, the air conditioning of will keeping warm combination box 1 bottom upwards blows, promote cold-stored heat preservation effect, when pivot 18 antiport, one-way bearing 20 can the free rotation, fan 19 does not rotate.
The through groove has been seted up to the last lateral wall of slide cartridge 12, and pivot 18 runs through the through groove setting, and pivot 18 can remove in leading to the inslot, leads to the inslot to be provided with the seal membrane, and the seal membrane cover is established outside pivot 18, and the seal membrane has good deformability, can remove deformation along with pivot 18, and the seal membrane will lead to the groove to be sealed, avoids the cold water of heat preservation combination box 1 bottom to get into and causes the short circuit problem in the slide cartridge 12.
All fixed mounting has slide rail 23 on the inside wall of heat preservation combination box 1 both sides, and the lower surface of loading board 5 sets up in slide 24, and slide 24 slides on slide rail 23, and the back is opened to chamber door 4, can slide loading board 5 by slide rail 23 and shift out, and the getting of green jujube of being convenient for is put.
Equal fixedly connected with spout 22 on the inside wall of heat preservation combination box 1 both sides, the both ends of regulating plate 6 slide in spout 22, are provided with adjusting spring 25 in the spout 22, and adjusting spring 25's both ends are connected with the bottom of regulating plate 6 and spout 22 respectively.
It is equipped with lead screw 26 to pass through the interlude in roof 2, fixedly connected with screw-nut 27 on roof 2, lead screw 26 is inserted and is located in screw-nut 27 and with screw-nut 27 screw-thread fit, lead screw 26's lower extreme is fixed with briquetting 28, the accessible rotates lead screw 26 and adjusts briquetting 28 and moves up or move down, realize adjusting 6 height-adjusting of regulating plate promptly, regulating plate 6 extrudees jujube suspension spring 8 through magnetism pressure ball 9, realize adjusting the purpose of the 8 elasticity length of jujube suspension spring, be applicable to and fix the jujube of equidimension not, avoid the jujube to fall out in the transportation.
The lower surface of the top plate 2 is fixed with a plurality of water suction cylinders 29, the water suction cylinders 29 are internally connected with piston plates 30 in a sealing and sliding manner, the lower surfaces of the piston plates 30 are connected with electromagnetic springs 31, two ends of each electromagnetic spring 31 are electrically connected with an external high-frequency pulse power supply, the lower ends of the electromagnetic springs 31 are connected with the bottoms of the water suction cylinders 29, and the side walls of the water suction cylinders 29 are communicated with sprinkling pipes 32.
The bottom of the heat preservation combined box 1 is provided with a refrigerator 33, the bottom of the heat preservation combined box 1 is filled with cold water, the water level of the cold water is not higher than the height of the fan 19, the refrigerator 33 is used for refrigerating the water at the bottom of the heat preservation combined box 1, a return pipe 34 is communicated with the side wall of the bottom of the heat preservation combined box 1, the other end of the return pipe 34 extends to the upper side of the top plate 2, the return pipe 34 is communicated with the water suction cylinder 29, a one-way valve is arranged at the communication position of the water suction cylinder 29 and the return pipe 34, and the one-way valve only allows the cold water tank in the return pipe 34 to flow in the direction of the water suction cylinder 29.
When the device is used, firstly, according to the size of the green dates, the screw rod is rotated, because the screw rod 26 is in threaded fit with the screw rod nut 27, the adjusting pressing block 28 is driven to move downwards when the screw rod 26 rotates, the adjusting plate 6 moves downwards, the adjusting plate 6 extrudes the green date suspension spring 8 through the magnetic pressing balls 9, the purpose of adjusting the tightness length of the green date suspension spring 8 is achieved, the green dates are plugged into the green date suspension spring 8 after the tightness adjustment of the green date suspension spring 8 is completed, the green date suspension spring 8 can slightly swing transversely under the action of inertia in the transportation process, a good buffering effect is achieved, due to the repulsion effect between the magnetic pressing balls 9, the two adjacent green date suspension springs 8 cannot be in contact collision, the green dates are prevented from being collided and damaged, and the protection effect on the green dates is improved.
When the thermal insulation combination box 1 is violently bumpy, the balancing weight 13 slides to the two sides of the sliding cylinder 12 under the action of inertia, so that the circuit of the electromagnet 11 is switched on, the magnetic pressing ball 9 generates downward repulsive force, the green jujube suspension spring 8 further contracts, the green jujubes are fixed, the green jujubes are prevented from falling out, a good damping effect is achieved through magnetic force, and the transverse swinging green jujube suspension spring 8 is enabled to reset quickly.
Because of air conditioning is heavier easily sinks to 1 bottom of heat preservation combination case, when balancing weight 13 slided in slide cartridge 12, can drive pivot 18 and gear 21 and remove, under the effect of rack 17, gear 21 drives fan 19 and rotates and remove and rotate, upwards blows the air conditioning of 1 bottom of heat preservation combination case, promotes cold-stored heat preservation effect, need not to set up other.
Claims (7)
1. A cold chain box for fresh-keeping transportation of green jujubes comprises a heat-insulation combined box (1), a top plate (2) and a bottom plate (3), and is characterized in that a box door (4) is arranged on the side wall of the heat-insulation combined box (1), a bearing plate (5) and an adjusting plate (6) are arranged in the heat-insulation combined box (1), through holes (7) are formed in the bearing plate (5) and the adjusting plate (6), a plurality of green jujube suspension springs (8) are fixedly connected to the upper surface of the bearing plate (5), magnetic press balls (9) are fixedly connected to the upper ends of the green jujube suspension springs (8), and a protection mechanism (10) is arranged in the heat-insulation combined box (1);
protection machanism (10) are including inlaying a plurality of electro-magnets (11) of locating in regulating plate (6), electro-magnet (11) and magnetism press ball (9) one-to-one, and electro-magnet (11) press ball (9) homopolar relative with magnetism, the bottom surface fixedly connected with slide cartridge (12) of heat preservation combination box (1), fixedly connected with rack (17) is gone up to slide cartridge (12), it has balancing weight (13) to slide in slide cartridge (12), the both ends of balancing weight (13) all are connected with vibrating spring (14), the other end of vibrating spring (14) is connected in slide cartridge (12) inner wall, all inlay on the lateral wall at slide cartridge (12) both ends and be equipped with electric connection piece I (15), inlay on balancing weight (13) and be equipped with electric connection piece II (16), electric connection piece I (15) are connected with electro-magnet (11) electricity, electric connection piece II (16) are connected with external power source electricity, the upper surface of balancing weight (13) is connected with pivot (18), the upper end of pivot (18) runs through slide cartridge (12) and is connected with fan (19), be provided with one-way bearing (20) between fan (19) and pivot (18), pivot (18) external fixation cover has connect gear (21), gear (21) and rack (17) meshing.
2. The cold chain box for the fresh-keeping transportation of green dates according to claim 1, wherein a through groove is formed in the upper side wall of the sliding barrel (12), the rotating shaft (18) penetrates through the through groove, a sealing film is arranged in the through groove, and the sealing film is sleeved outside the rotating shaft (18).
3. The cold chain box for the fresh-keeping transportation of green dates according to claim 1, wherein sliding rails (23) are fixedly installed on the inner side walls of the two sides of the heat-preservation combined box (1), the lower surface of the bearing plate (5) is arranged on a sliding seat (24), and the sliding seat (24) slides on the sliding rails (23).
4. The cold chain box for the fresh-keeping transportation of green dates according to claim 1, wherein sliding grooves (22) are fixedly connected to inner side walls of two sides of the heat-preservation combined box (1), two ends of the adjusting plate (6) slide in the sliding grooves (22), adjusting springs (25) are arranged in the sliding grooves (22), and two ends of each adjusting spring (25) are respectively connected with the adjusting plate (6) and the bottoms of the sliding grooves (22).
5. The cold chain box for the fresh-keeping transportation of green dates according to claim 4, wherein a screw rod (26) is penetratingly inserted in the top plate (2), a screw rod nut (27) is fixedly connected to the top plate (2), the screw rod (26) is inserted in the screw rod nut (27) and is in threaded fit with the screw rod nut (27), and a pressing block (28) is fixed to the lower end of the screw rod (26).
6. The cold chain box for fresh-keeping transportation of green dates according to claim 1, wherein a plurality of water suction cylinders (29) are fixed on the lower surface of the top plate (2), a piston plate (30) is connected in the water suction cylinders (29) in a sealing and sliding manner, an electromagnetic spring (31) is connected on the lower surface of the piston plate (30), two ends of the electromagnetic spring (31) are electrically connected with an external high-frequency pulse power supply, the lower end of the electromagnetic spring (31) is connected with the bottom of the water suction cylinders (29), and a sprinkling pipe (32) is communicated with the side wall of the water suction cylinders (29).
7. The cold chain box for the fresh-keeping transportation of green dates as claimed in claim 6, wherein a refrigerator (33) is arranged at the bottom of the heat-preservation combined box (1), a return pipe (34) is communicated with the side wall of the bottom of the heat-preservation combined box (1), the other end of the return pipe (34) extends to the position above the top plate (2), the return pipe (34) is communicated with the water suction cylinder (29), and a one-way valve is arranged at the communication position of the water suction cylinder (29) and the return pipe (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057413.XA CN113501199B (en) | 2021-09-09 | 2021-09-09 | Cold chain case is used in fresh-keeping transportation of green jujube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057413.XA CN113501199B (en) | 2021-09-09 | 2021-09-09 | Cold chain case is used in fresh-keeping transportation of green jujube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113501199A true CN113501199A (en) | 2021-10-15 |
| CN113501199B CN113501199B (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111057413.XA Active CN113501199B (en) | 2021-09-09 | 2021-09-09 | Cold chain case is used in fresh-keeping transportation of green jujube |
Country Status (1)
| Country | Link |
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| CN (1) | CN113501199B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196172A (en) * | 2022-09-15 | 2022-10-18 | 黑龙江省农业科学院大庆分院 | Energy-saving constant temperature melon storeroom |
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| CN115196172A (en) * | 2022-09-15 | 2022-10-18 | 黑龙江省农业科学院大庆分院 | Energy-saving constant temperature melon storeroom |
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