CN114044245A

CN114044245A - Frozen food logistics transport packaging box

Info

Publication number: CN114044245A
Application number: CN202111258146.2A
Authority: CN
Inventors: 刘子豪; 王永浩
Original assignee: Individual
Current assignee: Shanghai Heyu Refrigeration Food Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-02-15
Anticipated expiration: 2041-10-27
Also published as: CN114044245B

Abstract

The invention relates to the technical field of packaging boxes, in particular to a frozen food logistics transportation packaging box which comprises a box body, the top of the box body is movably connected with a cover plate, the bottom of the inner cavity of the box body is slidably connected with two symmetrically arranged supporting plates, the tops of the two supporting plates are fixedly connected with a sealing box, the top of the sealing box is in threaded connection with a sealing cover, the bottom of the inner cavity of the sealing box is fixedly connected with an installation frame, the inner cavity of the installation frame is fixedly connected with a bottom plate, the bottom plate moves up and down through a movable plate, can extrude the gas in the upper and lower sealed cavities, exchange gas through the communicating pipe, the air bag can be extruded by the left and right movement of the sealed box, the air bag can be sucked into the air bag through the gas in the sealed cavity below the air suction pipe and discharged into the upper sealed cavity through the air outlet pipe, the gas exchange effect can be effectively improved, and the condition that frozen food is heated and thawed in advance due to poor refrigeration effect can be effectively avoided.

Description

Frozen food logistics transport packaging box

Technical Field

The invention relates to the technical field of packaging boxes, in particular to a frozen food logistics transportation packaging box.

Background

Frozen foods are divided into chilled foods and frozen foods, and the frozen foods are easy to preserve and widely used for production, transportation and storage of perishable foods such as meat, poultry, aquatic products, milk, eggs, vegetables, fruits and the like; the product is nutritious, convenient, sanitary and economical; the market demand is large, the device occupies an important position in developed countries, and the device is rapidly developed in developing countries. With the rise of logistics, frozen food can be transported to various places by means of refrigeration.

Frozen food can use the packing box usually in the cold-stored transportation process, come to pack it and store the transportation, frozen food refrigerated mode in the packing box is usually through dry ice bag so that be in the low temperature state in the box in the past, but under sealed state, the gas mobility in the box is extremely poor, can't make the gas in the box evenly spread, and cold-stored effect is relatively poor, and this kind of mode can only rely on depositing dry ice by a wide margin and just make and lower the temperature in the box, but the resource is comparatively wasted to this kind of condition.

Therefore, a frozen food logistics transport package box is provided.

Disclosure of Invention

The invention aims to provide a frozen food logistics transport packaging box, which can extrude gas in a sealing cavity at the upper part and the lower part through the up-and-down movement of a movable plate, exchange gas through a communicating pipe, extrude an air bag through the left-and-right movement of a sealing box, and enable the air bag to be sucked into the air bag through the gas in the sealing cavity at the lower part of an air suction pipe and to be discharged into the sealing cavity at the upper part through an air outlet pipe, thereby effectively improving the gas exchange effect and effectively avoiding the situation that frozen food is heated and thawed in advance due to poor refrigeration effect.

In order to achieve the purpose, the invention provides the following technical scheme:

a logistics transport packaging box for frozen food comprises a box body, wherein the top of the box body is movably connected with a cover plate, the bottom of the inner cavity of the box body is connected with two symmetrically arranged supporting plates in a sliding way, the tops of the two supporting plates are fixedly connected with a sealing box, the top of the sealing box is in threaded connection with a sealing cover, the bottom of the inner cavity of the sealing box is fixedly connected with an installation frame, the inner cavity of the mounting frame is fixedly connected with a bottom plate, dry ice is placed on the top of the bottom plate, through holes are uniformly formed in the bottom plate, a movable plate is slidably mounted in the inner cavity of the seal box, a plurality of groups of breathable plates are uniformly and fixedly connected to the top of the movable plate, a partition plate is sleeved on each group of breathable plates, a plurality of vent holes are uniformly formed in each group of breathable plates and the partition plate, the upper part and the lower part of the movable plate are sealed cavities, and an elastic compression mechanism is arranged below the movable plate.

Preferably, elasticity compression mechanism includes the horizontal pole, the horizontal pole with the inner wall fixed connection of seal box, sliding connection has the push pedal that two symmetries set up, two on the horizontal pole first spring, two are all installed to the opposite side of push pedal the other end of first spring all with the inner wall fixed connection of seal box, two first spring all overlaps and locates on the pole wall of horizontal pole, two the equal swing joint in top of push pedal has the connecting rod, two the top of connecting rod all with the bottom swing joint of fly leaf, evenly be provided with communicating pipe in the lateral wall of seal box, two seal chamber are linked together through communicating pipe about the fly leaf, the left and right sides of seal box all is provided with the mechanism of taking a breath.

When the transportation jolts the in-process, when the fly leaf downstream, the fly leaf drives the push pedal through the connecting rod and moves to the outside and extrudees first spring, under the effort of first spring, first spring extends and drives the connecting rod through the push pedal and gets back to original position, thereby make and drive the fly leaf and get back to original position, when the fly leaf downstream, can extrude the gas in its below seal chamber and get into the top seal chamber through communicating pipe in, can make the gas in two upper and lower seal chambers make a round trip to exchange through the fly leaf up-and-down motion, reach the purpose of automatic exchange, can effectually refrigerate the frozen food in the fly leaf top.

Preferably, the ventilation mechanism comprises air bags, the two air bags are arranged on the side wall of the seal box, air suction pipes are arranged on the opposite sides of the two air bags, the other ends of the two air suction pipes penetrate through the seal box and are communicated with the seal cavity below the movable plate, air outlet pipes are arranged at the tops of the two air bags, the other ends of the two air outlet pipes penetrate through the seal box and are communicated with the seal cavity above the movable plate, a fixed rod is fixedly connected to the inner wall of the box body near the bottom, the two supporting plates are both connected with the fixed rod in a sliding manner, the two symmetrical second springs are sleeved on the rod wall of the fixed rod, the two ends of each second spring are adjacent to the supporting plate and the inner wall of the box body in fixed connection, and the two symmetrical inserting mechanisms are arranged on the partition plate.

When the transportation jolts the in-process, during the seal box side-to-side motion, the seal box passes through backup pad side-to-side motion and extrudees the second spring, can realize that the seal box extrudees the gasbag, the gasbag is compressed can be through the gas escape pipe with it in the gas discharge in the fly leaf top seal chamber, under the effort of second spring, the second spring extends and drives the seal box through the backup pad and gets back to original position, this moment under the effort of gasbag, the gasbag passes through the breathing pipe and inhales the gasbag with the gas in the fly leaf below seal chamber, with this circulation, can effectual improvement gas exchange effect, thereby it is cold-stored to the frozen food in the fly leaf top.

Preferably, the inserting mechanism comprises two slots, two slots are internally and evenly connected with clamping blocks in a sliding manner, third springs are arranged on opposite sides of the two clamping blocks, the other ends of the two third springs are fixedly connected with inner cavities of the adjacent slots, and bayonets matched with the adjacent clamping blocks are arranged on the two air permeable plates on the outer sides.

Through pulling the fixture block extrusion third spring to the outside, can realize moving the fixture block out in the bayonet socket to can adjust the upper and lower position of division board according to frozen food, can realize fixing the partition board in going into the bayonet socket with the fixture block card once more, reach the purpose of being convenient for adjust, through the air vent of seting up on division board and the gas permeable plate, can so that ventilate each divided space.

Can separate a plurality of spaces through setting up of division board and ventilative board and be used for depositing frozen food, reach the divided purpose, can effectually prevent that different frozen food from colliding each other in the transportation, gluing together leads to the condition of cluster flavor, if single kind volume of frozen food is less, also can place a plurality of division boards and deposit, can effectual utilization space.

Preferably, a T-shaped piston is slidably connected to the bottom of the box body, a connecting rod is movably connected to the bottom end of the T-shaped piston, the bottom end of the connecting rod is movably connected to the bottom of the inner cavity of the box body, and an air guide mechanism is arranged on the T-shaped piston.

Preferably, the air guide mechanism includes leading to the groove, the inner chamber sliding connection who leads to the groove has the drum, the fourth spring is installed to the inner chamber of drum, the top of fourth spring with the inner chamber top fixed connection who leads to the groove, the outer wall of drum is close to bottom department and sets up the through-hole that two symmetries set up, two the outside of through-hole all is provided with the recess, two the recess is all seted up in the T shape piston.

When the seal box moves left, can realize that the connecting rod drives the gas in the T shape piston upward movement extrusion seal box, when the seal box moves right, can realize that the connecting rod drives T shape piston downstream, atmospheric pressure in the box can adsorb the drawing to the drum and hold, can realize driving drum upward movement and extrude the fourth spring, can realize that the bottom of drum shifts out the inner chamber bottom that leads to the groove, can realize that outside gas gets into the recess and enters into logical inslot and enter into the box through the through-hole, because the gas of box will be than the interior temperature height of seal box, these gas gets into can through the opening on the bottom plate on discharging into the dry ice, can realize that the dry ice sublimates the gaseous cooling to the fly leaf below seal cavity once more.

Preferably, the bottom of the movable plate is sleeved with a vertical pipe, the top of the movable plate is provided with a leakage groove, the bottom of the vertical pipe is sleeved with a leakage frame, and the leakage frame is located right above the dry ice.

When frozen food heaies up, the drop of water can appear outward, and the drop of water can fall into the small opening at fly leaf top in, enter into through the standpipe and leak in the frame and through the small opening drippage to the dry ice on, can realize sublimating the dry ice this moment to the gas cooling in the sealed cavity below the fly leaf.

Preferably, one side top fixedly connected with U-shaped piece of box, sliding connection has the kelly on the U-shaped piece, the cover is equipped with the fifth spring on the pole wall of kelly, the both ends of fifth spring with the kelly with the inner chamber fixed connection of U-shaped piece, set up on the apron with the card hole of kelly looks adaptation.

Through pulling the clamping rod to the outer side, the clamping rod can extrude the fifth spring and move out of the clamping hole, the cover plate can be opened at the moment, and opening and closing can be facilitated.

Preferably, the vertical pipes are communicated with the leakage grooves and the inner part of the leakage frame, and the bottom of the leakage frame is uniformly provided with leakage holes.

Through the setting of small opening, can with the drop of water in the hourglass frame on drippage the dry ice for the dry ice sublimes fast, can effectual improvement follow-up cooling effect.

Preferably, the two air suction pipes and the two air outlet pipes are internally provided with one-way valves, the two air suction pipes can only suck air, and the two air outlet pipes can only exhaust air.

Through the setting of check valve, the breathing pipe can only inhale, and the outlet duct can only exhaust.

Compared with the prior art, the invention has the beneficial effects that:

1. when the movable plate moves downwards in the transportation bumping process, the movable plate drives the push plate to move outwards through the connecting rod and extrude the first spring, under the action force of the first spring, the first spring extends to drive the connecting rod to return to the original position through the push plate, so that the movable plate is driven to return to the original position, when the movable plate moves downwards, the gas in the sealing cavity below the movable plate is extruded and enters the sealing cavity above through the communicating pipe, the gas in the upper sealing cavity and the lower sealing cavity can be exchanged back and forth through the up-and-down movement of the movable plate, the purpose of one-time exchange is achieved, when the seal box moves left and right, the seal box moves left and right through the supporting plate and extrudes the second spring, the seal box can extrude the air bag, the air bag is compressed, the gas in the air bag is discharged into the sealing cavity above the movable plate through the air outlet pipe, under the action force of the second spring, the second spring extends to drive the seal box to return to the original position through the supporting plate, at this moment, under the effort of gasbag, the gasbag passes through the breathing pipe and inhales the gasbag with the gas in the fly leaf below seal chamber to this circulation reaches the purpose of secondary exchange, can effectual improvement gas exchange effect, thereby can effectually be cold-stored to the frozen food in the fly leaf top, can effectually avoid cold-stored poor condition that leads to frozen food intensification to unfreeze in advance of effect.

2. When the seal box moves leftwards, the connecting rod can drive the T-shaped piston to move upwards to extrude gas in the seal box, when the seal box moves rightwards, the connecting rod can drive the T-shaped piston to move downwards, the air pressure in the box body can adsorb and pull the cylinder, the cylinder can be driven to move upwards and extrude the fourth spring, the bottom end of the cylinder can move out of the bottom of the inner cavity of the through groove, external gas can enter the groove and enter the through groove through the through hole and enter the box body, the gas of the box body has higher temperature than that in the seal box and can enter the dry ice through the through hole in the bottom plate, the dry ice can sublimate and cool the gas in the seal cavity below the movable plate again, when frozen food is heated, water drops can appear outside the dry ice, the water drops can fall into the leakage groove at the top of the movable plate, enter the leakage frame through the vertical pipe and drip on the dry ice through the leakage hole, can realize subliming the dry ice this moment to the gas cooling in the sealed cavity below the fly leaf, thereby improve fine effect to the gas exchange in follow-up upper and lower two sealed cavities.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the portion B of FIG. 1 according to the present invention;

FIG. 4 is a front view of the barrel of the present invention;

FIG. 5 is a front view of the present invention;

FIG. 6 is an enlarged view of the structure of the portion C in FIG. 5 according to the present invention.

In the figure: 1. a box body; 2. a cover plate; 3. a support plate; 4. a sealing box; 5. installing a frame; 6. a base plate; 7. a sealing cover; 8. dry ice; 9. a movable plate; 10. a partition plate; 11. a gas permeable plate; 12. a cross bar; 13. pushing the plate; 14. a first spring; 15. a connecting rod; 16. a communicating pipe; 17. an air bag; 18. an air intake duct; 19. an air outlet pipe; 20. fixing the rod; 21. a second spring; 22. a vertical tube; 23. a frame is omitted; 24. grooving; 25. a clamping block; 26. a third spring; 27. a bayonet; 28. a T-shaped piston; 29. a cylinder; 30. a fourth spring; 31. a through hole; 32. a groove; 33. a through groove; 34. a U-shaped block; 35. a clamping rod; 36. a fifth spring; 37. a clamping hole; 38. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 6, a frozen food logistics transportation packaging box comprises a box body 1, a cover plate 2 is movably connected to the top of the box body 1, two symmetrically arranged support plates 3 are slidably connected to the bottom of an inner cavity of the box body 1, a seal box 4 is fixedly connected to the tops of the two support plates 3, a seal cover 7 is in threaded connection with the top of the seal box 4, a mounting frame 5 is fixedly connected to the bottom of the inner cavity of the seal box 4, a bottom plate 6 is fixedly connected to the inner cavity of the mounting frame 5, dry ice 8 is placed on the top of the bottom plate 6, through holes are uniformly formed in the bottom plate 6, a movable plate 9 is slidably mounted in the inner cavity of the seal box 4, a plurality of sets of vent plates 11 are uniformly and fixedly connected to the top of the movable plate 9, partition plates 10 are sleeved on the sets of vent plates 11, a plurality of vent holes are uniformly formed in the sets of vent plates 11 and the partition plates 10, and a sealed cavity is formed above and below the movable plate 9, an elastic compression mechanism is arranged below the movable plate 9.

As an embodiment of the present invention, referring to fig. 1, the elastic compression mechanism includes a cross bar 12, the cross bar 12 is fixedly connected with an inner wall of the seal box 4, the cross bar 12 is slidably connected with two symmetrically arranged push plates 13, first springs 14 are respectively installed on opposite sides of the two push plates 13, the other ends of the two first springs 14 are respectively fixedly connected with the inner wall of the seal box 4, the two first springs 14 are respectively sleeved on a bar wall of the cross bar 12, top portions of the two push plates 13 are respectively movably connected with a connecting rod 15, top ends of the two connecting rods 15 are respectively movably connected with a bottom of the movable plate 9, communicating pipes 16 are uniformly arranged in a side wall of the seal box 4, an upper sealed cavity and a lower sealed cavity of the movable plate 9 are communicated through the communicating pipes 16, and air exchange mechanisms are respectively arranged on left and right sides of the seal box 4.

When the transportation bumps, when the movable plate 9 moves downwards, the movable plate 9 drives the push plate 13 to move outwards through the connecting rod 15 and extrude the first spring 14, under the action force of the first spring 14, the first spring 14 extends to drive the connecting rod 15 to return to the original position through the push plate 13, so that the movable plate 9 is driven to return to the original position, when the movable plate 9 moves downwards, the gas in the sealing cavity below the movable plate can be extruded and enters the sealing cavity above through the communicating pipe 16, the gas in the upper sealing cavity and the lower sealing cavity can be exchanged back and forth through the up-and-down movement of the movable plate 9, the purpose of automatic exchange is achieved, and the frozen food in the top of the movable plate 9 can be effectively refrigerated.

Referring to fig. 1, as an embodiment of the present invention, the ventilation mechanism includes air bags 17, two air bags 17 are both installed on a side wall of the sealed box 4, air suction pipes 18 are installed on opposite sides of the two air bags 17, the other ends of the two air suction pipes 18 are both communicated with a sealed cavity below the movable plate 9 through the sealed box 4, air outlet pipes 19 are both installed at the tops of the two air bags 17, the other ends of the two air outlet pipes 19 are both communicated with a sealed cavity above the movable plate 9 through the sealed box 4, a fixed rod 20 is fixedly connected to a position of the inner wall of the box body 1 near the bottom, the two supporting plates 3 are both slidably connected with the fixed rod 20, two second springs 21 symmetrically arranged are sleeved on a rod wall of the fixed rod 20, both ends of the two second springs 21 are fixedly connected with the adjacent supporting plates 3 and the inner wall of the box body 1, and the partition plate 10 is provided with two symmetrical insertion mechanisms.

When the transportation jolts the in-process, when seal box 4 moves about, seal box 4 passes through backup pad 3 and moves about and extrudes second spring 21, can realize that seal box 4 extrudes gasbag 17, gasbag 17 is compressed and can be discharged the gas in it into the sealed cavity in fly leaf 9 top through outlet duct 19, under the effort of second spring 21, second spring 21 extends and drives seal box 4 through backup pad 3 and get back to original position, this moment under the effort of gasbag 17, gasbag 17 is inhaled gasbag 17 in with the gas in the sealed cavity in fly leaf 9 below through breathing pipe 18, with this circulation, can effectual improvement gas exchange effect, thereby it is cold-stored to the frozen food in the fly leaf 9 top.

Referring to fig. 1 and 2, the insertion mechanism includes slots 24, two slots 24 are slidably connected with fixture blocks 25, opposite sides of the two fixture blocks 25 are respectively provided with third springs 26, the other ends of the two third springs 26 are respectively fixedly connected with inner cavities of adjacent slots 24, and two outer ventilation plates 11 are respectively provided with bayonets 27 adapted to the adjacent fixture blocks 25.

Through pulling the fixture block 25 to the outside and squeezing the third spring 26, the fixture block 25 can be moved out of the bayonet 27, so that the upper and lower positions of the partition plate 10 can be adjusted according to frozen food, the fixture block 25 is clamped into the bayonet 27 again, the partition plate 10 can be fixed, the purpose of convenient adjustment is achieved, and ventilation holes formed in the partition plate 10 and the ventilation plate 11 can ventilate each partitioned space.

Can separate a plurality of spaces through the setting of division board 10 and ventilative board 11 and be used for depositing frozen food, reach the divided purpose, can effectually prevent that different frozen food from colliding each other in the transportation, gluing together leads to the condition of tainting of flavor, if single kind volume of frozen food is less, also can place a plurality of division boards 10 and deposit, can effectual utilization space.

Referring to fig. 1, as an embodiment of the present invention, a T-shaped piston 28 is slidably connected to the bottom of the box 1, a connecting rod 38 is movably connected to the bottom end of the T-shaped piston 28, the bottom end of the connecting rod 38 is movably connected to the bottom of the inner cavity of the box 1, and an air guide mechanism is disposed on the T-shaped piston 28.

As an embodiment of the present invention, referring to fig. 1, 3 and 4, the air guide mechanism includes a through slot 33, the inner cavity of the through slot 33 is slidably connected with the cylinder 29, the inner cavity of the cylinder 29 is provided with a fourth spring 30, the top end of the fourth spring 30 is fixedly connected with the top of the inner cavity of the through slot 33, two through holes 31 symmetrically arranged are formed in the outer wall of the cylinder 29 near the bottom, the outer sides of the two through holes 31 are both provided with a groove 32, and the two grooves 32 are both formed in the T-shaped piston 28.

When the seal box 4 moves leftwards, the connecting rod 38 can drive the T-shaped piston 28 to move upwards to extrude gas in the seal box 4, when the seal box 4 moves rightwards, the connecting rod 38 can drive the T-shaped piston 28 to move downwards, air pressure in the box body 1 can adsorb and pull the cylinder 29, the cylinder 29 can be driven to move upwards to extrude the fourth spring 30, the bottom end of the cylinder 29 can be moved out of the bottom of the inner cavity of the through groove 33, external gas can enter the groove 32 to enter the through groove 33 through the through hole 31 and enter the box body 1, the temperature of the gas in the box body 1 is higher than that of the seal box 4, the gas enters the through hole in the bottom plate 6 to be discharged into the dry ice 8, and the dry ice 8 can be sublimated to cool the gas in the seal cavity below the movable plate 9 again.

Referring to fig. 1, a vertical pipe 22 is sleeved at the bottom of a movable plate 9, a leak groove is formed in the top of the movable plate 9, a leak frame 23 is sleeved at the bottom of the vertical pipe 22, and the leak frame 23 is located right above the dry ice 8.

When frozen food heaies up, the drop of water can appear outward, and the drop of water can fall into the small opening at fly leaf 9 top in, enter into through standpipe 22 and leak frame 23 in and through the small opening drippage to dry ice 8, can realize sublimating dry ice 8 this moment to the gas cooling in the sealed cavity below fly leaf 9.

Referring to fig. 1, 5 and 6, as an embodiment of the present invention, a U-shaped block 34 is fixedly connected to a top portion of one side of the box body 1, a clamping rod 35 is slidably connected to the U-shaped block 34, a rod wall of the clamping rod 35 is sleeved with a fifth spring 36, two ends of the fifth spring 36 are fixedly connected to the clamping rod 35 and an inner cavity of the U-shaped block 34, and a clamping hole 37 adapted to the clamping rod 35 is formed in the cover plate 2.

By pulling the clamping rod 35 outward, the clamping rod 35 can extrude the fifth spring 36 and move out of the clamping hole 37, and the cover plate 2 can be opened at the moment, so that the opening and the closing can be facilitated.

Referring to fig. 1, the vertical pipes 22 are communicated with the interior of the leakage groove and the interior of the leakage frame 23, and the bottom of the leakage frame 23 is uniformly provided with leakage holes.

Through the setting of small opening, can with the drop of water in the hourglass frame 23 drip dry ice 8 for dry ice 8 sublimes fast, can effectual follow-up cooling effect of improvement.

Referring to fig. 1, as an embodiment of the present invention, check valves are installed in both of the two gas suction pipes 18 and the gas outlet pipe 19, the two gas suction pipes 18 can only suck gas, and the two gas outlet pipes 19 can only discharge gas.

By the arrangement of the check valve, the air suction pipe 18 can only suck air, and the air outlet pipe 19 can only exhaust air.

The working principle is as follows: can take off it from seal box 4 through rotating sealed lid 7, through pulling fixture block 25 extrusion third spring 26 to the outside, can realize shifting out fixture block 25 in bayonet 27, can take off division board 10 from ventilative board 11, also can adjust the upper and lower position of division board 10 according to frozen food, can realize dividing division board 10 in going into bayonet 27 once more and fix, can separate a plurality of spaces through setting up of division board 10 and ventilative board 11 and be used for depositing frozen food, if single kind volume of frozen food is less, also can place a plurality of division boards 10 and deposit.

When the movable plate 9 moves downwards in the transportation bumping process, the movable plate 9 drives the push plate 13 to move outwards through the connecting rod 15 and extrude the first spring 14, under the action force of the first spring 14, the first spring 14 extends through the push plate 13 and drives the connecting rod 15 to return to the original position, so that the movable plate 9 is driven to return to the original position, when the movable plate 9 moves downwards, the gas in the sealed cavity below the movable plate is extruded and enters the sealed cavity above through the communicating pipe 16, the gas in the two sealed cavities above and below can be exchanged back and forth through the up-and-down movement of the movable plate 9, when the seal box 4 moves left and right, the seal box 4 moves left and right through the supporting plate 3 and extrudes the second spring 21, so that the seal box 4 can extrude the air bag 17, the air bag 17 is compressed, the gas in the air bag can be discharged into the sealed cavity above the movable plate 9 through the air outlet pipe 19, under the action force of the second spring 21, the second spring 21 extends through the supporting plate 3 to drive the sealing box 4 to return to the original position, and at this time, under the acting force of the air bag 17, the air bag 17 sucks the air in the sealing cavity below the movable plate 9 into the air bag 17 through the air suction pipe 18, so as to circulate.

When the seal box 4 moves leftwards, the connecting rod 38 can drive the T-shaped piston 28 to move upwards to extrude the gas in the seal box 4, when the seal box 4 moves rightwards, the connecting rod 38 can drive the T-shaped piston 28 to move downwards, the air pressure in the box body 1 can adsorb and pull the cylinder 29, the cylinder 29 can be driven to move upwards and extrude the fourth spring 30, the bottom end of the cylinder 29 can be moved out of the bottom of the inner cavity of the through groove 33, the external gas can enter the groove 32 and enter the through groove 33 through the through hole 31 and enter the box body 1, because the temperature of the gas in the box body 1 is higher than that of the gas in the seal box 4, the gas can enter the through hole in the bottom plate 6 and be discharged onto the dry ice 8, the dry ice 8 can be sublimated to cool the gas in the seal cavity below the movable plate 9 again, when the temperature of the frozen food is raised, water drops can appear outside, the water drops can fall into the leakage groove at the top of the movable plate 9, get into through standpipe 22 and leak in the frame 23 and through the small opening drippage to dry ice 8 on, can realize sublimating dry ice 8 this moment to the gaseous cooling in the sealed cavity in fly leaf 9 below, through drawing the kelly 35 to the outside, can realize kelly 35 extrusion fifth spring 36 and shift out in the card hole 37, can open apron 2 this moment.

The electric elements in the document are electrically connected with an external main controller and 220V mains supply through a transformer, the main controller can be a conventional known device controlled by a computer and the like, the product model provided by the invention is only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased, so that the product is more matched with and accords with the technical scheme of the invention, the product model is a technical scheme of the optimal application of the technical scheme, the product model can be replaced and modified according to the required technical parameters, and the product model is familiar to the technical personnel in the field, so that the technical scheme provided by the invention can clearly obtain the corresponding use effect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a frozen food commodity circulation transport package case, includes box (1), its characterized in that: the top of the box body (1) is movably connected with a cover plate (2), the bottom of an inner cavity of the box body (1) is slidably connected with two symmetrically arranged support plates (3), the top of the two support plates (3) is fixedly connected with a sealing box (4), the top of the sealing box (4) is in threaded connection with a sealing cover (7), the bottom of the inner cavity of the sealing box (4) is fixedly connected with an installation frame (5), the inner cavity of the installation frame (5) is fixedly connected with a bottom plate (6), dry ice (8) is placed on the top of the bottom plate (6), through holes are uniformly formed in the bottom plate (6), a movable plate (9) is slidably installed in the inner cavity of the sealing box (4), a plurality of groups of breathable plates (11) are uniformly and fixedly connected to the top of the movable plate (9), partition plates (10) are sleeved on the breathable plates (11), and a plurality of vent holes are uniformly formed in the breathable plates (11) and the partition plates (10), the upper part and the lower part of the movable plate (9) are sealed cavities, and an elastic compression mechanism is arranged below the movable plate (9).

2. A frozen food logistics transportation package as defined in claim 1 wherein: the elastic compression mechanism comprises a cross rod (12), the cross rod (12) is fixedly connected with the inner wall of the seal box (4), the cross rod (12) is connected with two push plates (13) which are symmetrically arranged in a sliding manner, the two push plates (13) are oppositely provided with first springs (14), the other ends of the first springs (14) are fixedly connected with the inner wall of the seal box (4), the two first springs (14) are sleeved on the rod wall of the cross rod (12), the top of the two push plates (13) is movably connected with a connecting rod (15), the top of the connecting rod (15) is movably connected with the bottom of the movable plate (9), communicating pipes (16) are uniformly arranged in the side wall of the seal box (4), and the upper and lower seal cavities of the movable plate (9) are communicated with each other through the communicating pipes (16), and air exchange mechanisms are arranged on the left side and the right side of the seal box (4).

3. A frozen food logistics transportation package as defined in claim 2 wherein: the ventilation mechanism comprises air bags (17), the two air bags (17) are arranged on the side wall of the seal box (4), air suction pipes (18) are arranged on the opposite sides of the two air bags (17), the other ends of the two air suction pipes (18) penetrate through the seal box (4) and are communicated with a seal cavity below the movable plate (9), air outlet pipes (19) are arranged at the tops of the two air bags (17), the other ends of the two air outlet pipes (19) penetrate through the seal box (4) and are communicated with the seal cavity above the movable plate (9), a fixing rod (20) is fixedly connected to the position, close to the bottom, of the inner wall of the box body (1), the two support plates (3) are in sliding connection with the fixing rod (20), and two second springs (21) which are symmetrically arranged are sleeved on the rod wall of the fixing rod (20), two the both ends of second spring (21) all with adjacent backup pad (3) with the inner wall fixed connection of box (1), division board (10) are provided with the grafting mechanism of two symmetries.

4. A frozen food logistics transportation package box according to claim 3, characterized in that: the inserting mechanism comprises two grooves (24), clamping blocks (25) are connected in the two grooves (24) in a sliding mode, third springs (26) are installed on the opposite sides of the two clamping blocks (25), the other ends of the two third springs (26) are fixedly connected with the inner cavities of the adjacent grooves (24), and bayonets (27) matched with the adjacent clamping blocks (25) are formed in the two air permeable plates (11) on the outer sides.

5. A frozen food logistics transportation package as defined in claim 1 wherein: the air guide device is characterized in that a T-shaped piston (28) is connected to the bottom of the box body (1) in a sliding mode, a connecting rod (38) is movably connected to the bottom end of the T-shaped piston (28), the bottom end of the connecting rod (38) is movably connected with the bottom of an inner cavity of the box body (1), and an air guide mechanism is arranged on the T-shaped piston (28).

6. A frozen food logistics transportation package box according to claim 5, characterized in that: air guide mechanism is including leading to groove (33), the inner chamber sliding connection who leads to groove (33) has drum (29), fourth spring (30) are installed to the inner chamber of drum (29), the top of fourth spring (30) with the inner chamber top fixed connection who leads to groove (33), the outer wall of drum (29) is close to bottom department and sets up through-hole (31) that two symmetries set up, two the outside of through-hole (31) all is provided with recess (32), two recess (32) are all seted up in T shape piston (28).

7. A frozen food logistics transportation package as defined in claim 1 wherein: the bottom of the movable plate (9) is sleeved with a vertical pipe (22), the top of the movable plate (9) is provided with a leakage groove, the bottom of the vertical pipe (22) is sleeved with a leakage frame (23), and the leakage frame (23) is located right above the dry ice (8).

8. A frozen food logistics transportation package as defined in claim 1 wherein: the improved box is characterized in that a U-shaped block (34) is fixedly connected to the top of one side of the box body (1), a clamping rod (35) is connected to the U-shaped block (34) in a sliding mode, a fifth spring (36) is sleeved on the rod wall of the clamping rod (35), the two ends of the fifth spring (36) are fixedly connected with the clamping rod (35) and the inner cavity of the U-shaped block (34), and a clamping hole (37) matched with the clamping rod (35) is formed in the cover plate (2).

9. A frozen food logistics transportation package box according to claim 7, characterized in that: the vertical pipes (22) are communicated with the leakage grooves and the interior of the leakage frame (23), and leakage holes are uniformly formed in the bottom of the leakage frame (23).

10. A frozen food logistics transportation package box according to claim 3, characterized in that: one-way valves are respectively arranged in the two air suction pipes (18) and the air outlet pipe (19), the two air suction pipes (18) can only suck air, and the two air outlet pipes (19) can both discharge air.