CN215216758U - Packing carton with heat preservation effect - Google Patents

Abstract

The utility model discloses a packaging carton with heat preservation effect, which comprises a box body, a box cover is movably arranged above the box body, a fixed rod is fixedly arranged at the upper end of the box body, a sealing rod is fixedly arranged at the right end of the fixed rod, a heat preservation cover is movably arranged below the sealing rod, a buffer seat is fixedly arranged below the box body, the utility model is provided with the heat preservation cover, the heat preservation cover is firmly fixed on the fixed rod through a first magnet strip and a second magnet strip, the temperature loss in the box body can be prevented through a first sealing gasket and a second sealing gasket, a semiconductor refrigeration piece can start to work through a battery, the semiconductor refrigeration piece can not only refrigerate but also heat, the box body is heated or cooled through the semiconductor refrigeration piece, the battery can be protected through a heat insulation board, and the battery is prevented from being influenced by high temperature or low temperature, thereby the service life is reduced, on the other hand, the temperature in the box body is prevented from losing from the bottom end.

Description

Packing carton with heat preservation effect

Technical Field

The utility model relates to a packing carton technical field specifically is a packing carton with heat preservation effect.

Background

The paper box is the most widely used packaging product, and according to different materials, the paper box comprises a corrugated paper box, a single-layer carton box and the like, and has various specifications and models, the packaging paper box is used as an indispensable part of modern logistics, and bears important responsibilities of containing, protecting products and beautifying, and the physical performance index of the packaging paper box becomes the basis of quality evaluation.

The existing packing paper box has single packing effect, is generally made of corrugated paper, has not ideal heat preservation effect, and has extremely low heat preservation effect when the difference between the external air temperature and the air temperature in the box is too large, so that stored objects are rotten and deteriorated; meanwhile, the existing packaging carton is often vibrated in the transportation process, so that the stored articles in the carton are often damaged.

Therefore, a packaging carton with a heat preservation effect is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a packing carton with heat preservation effect, the utility model discloses be provided with the heat preservation lid, make the heat preservation lid firmly fix on the dead lever through first magnet strip and second magnet strip, can prevent the temperature loss in the box through first sealed pad and the sealed pad of second, can make the semiconductor refrigeration piece begin to work through the battery, the semiconductor refrigeration piece not only can refrigerate and can also heat, heat or cool down the box through the semiconductor refrigeration piece, can protect the battery on the one hand through the heat insulating board, thereby avoid the battery to receive high temperature or low temperature influence to reduce life, on the other hand avoids the temperature in the box to run off from the bottom, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a packaging carton with a heat preservation effect comprises a box body, wherein a box cover is movably mounted above the box body, a fixed rod is fixedly mounted at the upper end of the box body, a sealing rod is fixedly mounted at the right end of the fixed rod, a heat preservation cover is movably mounted below the sealing rod, a buffer seat is fixedly mounted below the box body, a bottom plate is movably mounted below the buffer seat, a support frame is fixedly mounted below the fixed rod, a threaded rod is fixedly mounted above the fixed rod, a first magnet strip is fixedly mounted on the heat preservation cover, a groove is formed in the bottom end of the fixed rod, a second magnet strip is fixedly mounted inside the groove, a first sealing gasket is fixedly mounted at the right end of the heat preservation cover, a heat conduction plate is fixedly mounted at the lower end of the box body, a semiconductor refrigeration piece is fixedly mounted below the heat conduction plate, and a heat insulation plate is fixedly mounted below the semiconductor refrigeration piece, and a battery is fixedly arranged below the heat insulation plate.

By adopting the technical scheme, when in use, the storage object is placed in the box body, the heat-insulating cover is closed by the handle, the box cover is finally covered, the heat-insulating cover is firmly fixed on the fixed rod by the first magnet strip and the second magnet strip, the temperature loss in the box body can be prevented by the first sealing gasket and the second sealing gasket, when the storage time is too long, the battery is opened, the semiconductor refrigerating sheet can start to work by the battery, the semiconductor refrigerating sheet can refrigerate and heat, the box body is heated or cooled by the semiconductor refrigerating sheet, the battery can be protected by the heat insulation plate on one hand, the battery is prevented from being influenced by high temperature or low temperature, the service life is prolonged, on the other hand, the temperature in the box body is prevented from being lost from the bottom end, the box body is prevented from vibrating in the transportation process by the damping spring, and the storage object in the box body is further protected, the support frame can be used for supporting the box body, collapse is prevented when heavy objects are placed on the box body, due to the fact that the fixing rod and the support frame are fixedly connected through the threaded rod, the through hole and the threaded hole, the fixing rod and the support frame can be separated through screwing the threaded rod, workers are convenient to detach, meanwhile, the box body and the buffer seat are fixed through bonding, when the box body is damaged, the box body can be torn off from the buffer seat, the battery and the semiconductor refrigerating piece can be repeatedly used, and cost is saved.

Preferably, the heat preservation lid is provided with two sets ofly altogether, and two sets of heat preservation lids are fixed mounting both ends about the support frame respectively, and every group keeps warm and covers equal fixed mounting and have a set of handle, through pivot swing joint between heat preservation lid and the support frame, first sealed the pad is provided with two sets ofly altogether, and wherein a set of first sealed pad fixed mounting is at the right-hand member of one of them group's heat preservation lid, and another a set of first sealed pad fixed mounting is at the left end of another set of heat preservation lid, through first sealed sealing gasket sealing connection between two sets of heat preservation lids.

Through adopting above-mentioned technical scheme, can rotate the heat preservation lid through handle and pivot to make things convenient for the staff to close the heat preservation lid, because two sets of heat preservation lid after folding, the centre can produce certain clearance, in order to avoid the temperature in the box to run off from the clearance, consequently be provided with first sealed the pad between two sets of heat preservation lid, can effectively improve the heat preservation effect through first sealed pad.

Preferably, the recess is provided with two sets ofly altogether, and two sets of recesses are seted up respectively in the left and right sides both ends bottom of dead lever, and the equal fixed mounting in inside of every group recess has a set of second magnet strip, cover and the dead lever through first magnet strip and second magnet strip magnetism between be connected.

Through adopting above-mentioned technical scheme, every group keeps warm and covers equal fixed mounting and have two sets of first magnet strips, makes the lid that keeps warm through first magnet strip and second magnet strip and firmly fixes on the dead lever, when the lid that keeps warm is opened to needs, only needs press the lid that keeps warm hard, can make the lid that keeps warm open to the staff use has been made things convenient for.

Preferably, the semiconductor refrigeration pieces are provided with a plurality of groups, the semiconductor refrigeration pieces are uniformly distributed below the heat conducting plate, the semiconductor refrigeration pieces are electrically connected with the battery through leads, and the box body is fixed with the buffer seat through bonding.

Through adopting above-mentioned technical scheme, can supply power to the semiconductor refrigeration piece through the battery, heat or cool down the box through the semiconductor refrigeration piece, can protect the battery on the one hand through the heat insulating board, thereby avoid the battery to receive high temperature or low temperature influence to reduce life, on the other hand avoids the temperature in the box to run off from the bottom, because it is fixed to bond between box and the cushion socket, when the box damages, can tear the box from the cushion socket, make battery and semiconductor refrigeration piece can reuse, and then practice thrift the cost.

Preferably, the upper surface of the fixed rod is provided with a through hole, the upper surface of the support frame is provided with a threaded hole, and the fixed rod is fixedly connected with the support frame through a threaded rod, the through hole and the threaded hole.

Through adopting above-mentioned technical scheme, not only can make the heat preservation lid normally work through the support frame, can also play the effect of support to the box through the support frame simultaneously, prevent to take place the phenomenon of collapsing when placing the heavy object on the box, when the box was dismantled to needs, make dead lever and support frame separation through twisting the threaded rod, and then make things convenient for the staff to dismantle the box.

Preferably, a plurality of groups of damping springs are fixedly installed inside the bottom plate, and the bottom plate is movably connected with the buffer seat through the damping springs.

Through adopting above-mentioned technical scheme, in the transportation, because reasons such as road surface or speed of a motor vehicle can lead to the box to take place to jolt vibrations, can effectively avoid the vibrations of box through damping spring when the deposit is breakable product or fruit, and then the deposit in the protective housing.

Preferably, the box includes aerogel, kraft paper, corrugated container board, cystosepiment and aluminium foil board, the kraft paper bonds and fixes the left surface at corrugated container board, the right surface at the cystosepiment is fixed in the aluminium foil board bonding, it has the aerogel to fill between corrugated container board and the cystosepiment.

Through adopting above-mentioned technical scheme, corrugated container board has higher mechanical strength, can support to receive the collision in the handling and fall, through corrugated container board as the main part of box for the box can bear great pressure, and the kraft paper has tough and tensile water-fast characteristic, makes the box can bear great pulling force through the kraft paper, plays heat retaining effect through aerogel, cystosepiment and aluminium foil board.

Preferably, the left surface of the kraft paper is coated with a waterproof layer.

Through adopting above-mentioned technical scheme, can make the box when meetting rainwater weather through the waterproof layer, can not rot and break, and then increased the application range of box.

Preferably, the bottom end of the sealing rod is of an arc-shaped structure, and a second sealing gasket is fixedly mounted at the bottom end of the sealing rod.

Through adopting above-mentioned technical scheme, because the bottom of sealing rod is the arc structure to can make things convenient for the heat preservation lid at the sealing rod internal rotation, can prevent through the sealed gap loss that produces between heat preservation lid and the sealing rod of temperature in the box through the second.

Preferably, four sets of box covers are arranged on the box body, the four sets of box covers are uniformly distributed on the box body, the lower ends of the two sets of box covers are provided with sealing grooves, and the upper ends of the other two sets of box covers are provided with sealing grooves.

Through adopting above-mentioned technical scheme, connect through the seal groove between two sets of case lids, can effectively avoid the heat to run off.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses be provided with the heat preservation lid, make the heat preservation lid firmly fix on the dead lever through first magnet strip and second magnet strip, can prevent the temperature loss in the box through first sealed pad and second sealed pad, can make the semiconductor refrigeration piece begin to work through the battery, the semiconductor refrigeration piece not only can refrigerate and can also heat, heat or cool down to the box through the semiconductor refrigeration piece, can protect the battery on the one hand through the heat insulating board, avoid the battery to receive high temperature or low temperature influence thereby reduce life, on the other hand avoid the temperature in the box to run off from the bottom;

2. the utility model discloses be provided with damping spring, can avoid the box to take place acutely vibrations in the transportation through damping spring, and then the deposit in the protective box, not only can make heat preservation lid normal work through the support frame, can also play the effect of support to the box simultaneously, the phenomenon of collapsing takes place when preventing to place the heavy object on the box, because through the threaded rod between dead lever and the support frame, through-hole and screw hole fixed connection, can make dead lever and support frame separation through twisting the threaded rod, the staff of being convenient for dismantles, it is fixed through bonding between box and the cushion socket simultaneously, when the box damages, can tear the box from the cushion socket, make battery and semiconductor refrigeration piece can reuse, and then practice thrift the cost.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a view of the internal structure of the case of the present invention;

FIG. 3 is a view of the fixing rod and the supporting frame of the present invention;

FIG. 4 is a view of the combination of the heat-insulating cover and the supporting frame of the present invention;

FIG. 5 is a view of the internal structure of the buffer seat of the present invention;

FIG. 6 is an exploded view of the case of the present invention;

fig. 7 is a structural view of the sealing rod of the present invention.

In the figure: 1. a box body; 2. a box cover; 3. fixing the rod; 4. a sealing rod; 5. a heat preservation cover; 6. a base plate; 7. a buffer seat; 8. a support frame; 9. a threaded rod; 10. a through hole; 11. a threaded hole; 12. a first magnet bar; 13. a groove; 14. a second magnet bar; 15. a first gasket; 16. a heat conducting plate; 17. a semiconductor refrigeration sheet; 18. a heat insulation plate; 19. a damping spring; 20. a battery; 21. an aerogel; 22. kraft paper; 23. corrugated board; 24. a foam board; 25. an aluminum foil plate; 26. a second gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution: a packing carton with heat preservation effect is disclosed, as shown in figures 1 to 7, comprising a box body 1, a box cover 2 is movably arranged above the box body 1, a fixed rod 3 is fixedly arranged at the upper end of the box body 1, a sealing rod 4 is fixedly arranged at the right end of the fixed rod 3, a heat preservation cover 5 is movably arranged below the sealing rod 4, a buffer seat 7 is fixedly arranged below the box body 1, a bottom plate 6 is movably arranged below the buffer seat 7, a supporting frame 8 is fixedly arranged below the fixed rod 3, a threaded rod 9 is fixedly arranged above the fixed rod 3, a first magnet strip 12 is fixedly arranged on the heat preservation cover 5, a groove 13 is arranged at the bottom end of the fixed rod 3, a second magnet strip 14 is fixedly arranged inside the groove 13, a first sealing gasket 15 is fixedly arranged at the right end of the heat preservation cover 5, a heat conduction plate 16 is fixedly arranged at the lower end of the box body 1, and a semiconductor refrigeration piece 17 is fixedly arranged below the heat conduction plate 16, a heat insulation plate 18 is fixedly arranged below the semiconductor refrigeration sheet 17, and a battery 20 is fixedly arranged below the heat insulation plate 18.

By adopting the technical scheme, when in use, the storage object is placed in the box body 1, the heat-insulating cover 5 is closed by the handle, the box cover 2 is finally covered, the heat-insulating cover 5 is firmly fixed on the fixed rod 3 by the first magnet strip 12 and the second magnet strip 14, the temperature loss in the box body 1 can be prevented by the first sealing gasket 15 and the second sealing gasket 26, when the storage time is too long, the battery 20 is opened, the semiconductor refrigerating sheet 17 can start to work by the battery 20, the semiconductor refrigerating sheet 17 can refrigerate and heat, the box body 1 is heated or cooled by the semiconductor refrigerating sheet 17, the battery 20 can be protected by the heat insulation plate 18, the battery 20 is prevented from being influenced by high temperature or low temperature, the service life is prolonged, on the other hand, the temperature in the box body 1 is prevented from losing from the bottom end, and the box body 1 is prevented from violent vibration in the transportation process by the damping spring 19, and then the deposit in the protection box 1, can play the effect of support to box 1 through support frame 8, the phenomenon of collapsing takes place when preventing to place the heavy object on the box 1, because through threaded rod 9 between dead lever 3 and the support frame 8, through-hole 10 and screw hole 11 fixed connection, can make dead lever 3 and support frame 8 separation through twisting threaded rod 9, the staff of being convenient for dismantles, it is fixed through bonding between box 1 and the cushion socket 7 simultaneously, when box 1 damages, can tear box 1 from cushion socket 7, make battery 20 and semiconductor refrigeration piece 17 can reuse, and then practice thrift the cost.

Specifically, as shown in fig. 3 and 4, the heat preservation lid 5 is provided with two sets of altogether, two sets of heat preservation lid 5 are fixed mounting both ends about support frame 8 respectively, equal fixed mounting has a set of handle on every heat preservation lid 5 of group, through pivot swing joint between heat preservation lid 5 and the support frame 8, first sealed pad 15 is provided with two sets of altogether, one of them set of first sealed pad 15 fixed mounting is at the right-hand member of one of them set of heat preservation lid 5, another set of first sealed pad 15 fixed mounting is at the left end of another set of heat preservation lid 5, through first sealed pad 15 sealing connection between two sets of heat preservation lids 5.

Through adopting above-mentioned technical scheme, can rotate heat preservation lid 5 through handle and pivot to make things convenient for the staff to close heat preservation lid 5, because two sets of heat preservation lid 5 after folding, the centre can produce certain clearance, in order to avoid the temperature in the box 1 to run off from the clearance, consequently be provided with first sealed pad 15 between two sets of heat preservation lid 5, can effectively improve the heat preservation effect through first sealed pad 15.

Specifically, as shown in fig. 3 and 4, the grooves 13 are provided with two groups, the two groups of grooves 13 are respectively formed in the bottoms of the left end and the right end of the fixing rod 3, a group of second magnet strips 14 are fixedly mounted inside each group of grooves 13, and the heat preservation cover 5 is magnetically connected with the fixing rod 3 through the first magnet strips 12 and the second magnet strips 14.

Through adopting above-mentioned technical scheme, equal fixed mounting has two sets of first magnet strips 12 on every group heat preservation lid 5, makes heat preservation lid 5 firmly fix on dead lever 3 through first magnet strip 12 and second magnet strip 14, when heat preservation lid 5 is opened to needs, only needs to press heat preservation lid 5 hard, can make heat preservation lid 5 open to the staff use has been made things convenient for.

Specifically, as shown in fig. 5, the semiconductor refrigeration sheets 17 are provided with a plurality of groups, the plurality of groups of semiconductor refrigeration sheets 17 are uniformly distributed below the heat conducting plate 16, the semiconductor refrigeration sheets 17 are electrically connected with the battery 20 through a lead, and the box body 1 is fixed to the buffer seat 7 through adhesion.

Through adopting above-mentioned technical scheme, can supply power to semiconductor refrigeration piece 17 through battery 20, heat or cool down box 1 through semiconductor refrigeration piece 17, can protect battery 20 on the one hand through heat insulating board 18, thereby avoid battery 20 to receive high temperature or low temperature influence to reduce life, on the other hand avoids the temperature in the box 1 to run off from the bottom, because it is fixed through bonding between box 1 and the cushion socket 7, when box 1 damages, can tear box 1 from cushion socket 7, make battery 20 and semiconductor refrigeration piece 17 can reuse, and then practice thrift the cost.

Specifically, as shown in fig. 3, a through hole 10 is formed in the upper surface of the fixing rod 3, a threaded hole 11 is formed in the upper surface of the supporting frame 8, and the fixing rod 3 and the supporting frame 8 are fixedly connected through a threaded rod 9, the through hole 10 and the threaded hole 11.

Through adopting above-mentioned technical scheme, not only can make 5 normal work of heat preservation lid through support frame 8, can also play the effect of support to box 1 through support frame 8 simultaneously, prevent to take place the phenomenon of collapsing when placing the heavy object on the box 1, when box 1 is dismantled to needs, make dead lever 3 and support frame 8 separation through twisting threaded rod 9, and then make things convenient for the staff to dismantle box 1.

Specifically, as shown in fig. 5, a plurality of sets of damping springs 19 are fixedly installed inside the bottom plate 6, and the bottom plate 6 is movably connected with the buffer base 7 through the damping springs 19.

Through adopting above-mentioned technical scheme, in the transportation, because reasons such as road surface or speed of a motor vehicle can lead to box 1 to take place to jolt vibrations, can effectively avoid the vibrations of box 1 through damping spring 19 when the deposit thing is breakable product or fruit, and then the deposit thing in the protection box 1.

Specifically, as shown in fig. 6, the box body 1 includes an aerogel 21, kraft paper 22, a corrugated board 23, a foam board 24 and an aluminum foil board 25, the kraft paper 22 is adhered and fixed on the left surface of the corrugated board 23, the aluminum foil board 25 is adhered and fixed on the right surface of the foam board 24, and the aerogel 21 is filled between the corrugated board 23 and the foam board 24.

Through adopting above-mentioned technical scheme, corrugated container board 23 has higher mechanical strength, can support to receive the collision in the handling and fall, through corrugated container board 23 as box 1's main part for box 1 can bear great pressure, and kraft paper 22 has tough and tensile water-fast characteristic, makes box 1 can bear great pulling force through kraft paper 22, plays heat retaining effect through aerogel 21, cystosepiment 24 and aluminium foil board 25.

Specifically, as shown in fig. 6, a waterproof layer is coated on the left surface of the kraft paper 22.

Through adopting above-mentioned technical scheme, can make box 1 when meetting rainwater weather through the waterproof layer, can not rot and break, and then increased box 1's application range.

Specifically, as shown in fig. 7, the bottom end of the sealing rod 4 is an arc-shaped structure, and a second gasket 26 is fixedly mounted at the bottom end of the sealing rod 4.

Through adopting above-mentioned technical scheme, because the bottom of sealing rod 4 is the arc structure to can make things convenient for heat preservation lid 5 internal rotation in sealing rod 4, can prevent through second sealed pad 26 that the temperature in the box 1 from keeping warm and covering 5 and the gap that produces between sealing rod 4 and run off.

Specifically, as shown in fig. 1, four sets of box covers 2 are provided, the four sets of box covers 2 are uniformly distributed on the box body 1, wherein the lower ends of the two sets of box covers 2 are provided with sealing grooves, and the upper ends of the other two sets of box covers 2 are provided with sealing grooves.

Through adopting above-mentioned technical scheme, connect through the seal groove between two sets of case lids 2, can effectively avoid the heat to run off.

The utility model discloses a theory of operation and use flow: when the refrigerator is used, objects to be stored are placed in the box body 1, the heat-insulating cover 5 is closed through the handle, the box cover 2 is finally covered, the heat-insulating cover 5 is firmly fixed on the fixed rod 3 through the first magnet strip 12 and the second magnet strip 14, the temperature loss in the box body 1 can be prevented through the first sealing gasket 15 and the second sealing gasket 26, when the storage time is too long, the battery 20 is opened, the semiconductor refrigerating sheet 17 can start to work through the battery 20, the semiconductor refrigerating sheet 17 can refrigerate and heat, the box body 1 is heated or cooled through the semiconductor refrigerating sheet 17, on one hand, the battery 20 can be protected through the heat insulation plate 18, the battery 20 is prevented from being influenced by high temperature or low temperature, the service life is prolonged, on the other hand, the temperature in the box body 1 is prevented from losing from the bottom end, and the box body 1 is prevented from violent vibration in the transportation process through the damping spring 19, and then the deposit in the protection box 1, can play the effect of support to box 1 through support frame 8, the phenomenon of collapsing takes place when preventing to place the heavy object on the box 1, because through threaded rod 9 between dead lever 3 and the support frame 8, through-hole 10 and screw hole 11 fixed connection, can make dead lever 3 and support frame 8 separation through twisting threaded rod 9, the staff of being convenient for dismantles, it is fixed through bonding between box 1 and the cushion socket 7 simultaneously, when box 1 damages, can tear box 1 from cushion socket 7, make battery 20 and semiconductor refrigeration piece 17 can reuse, and then practice thrift the cost.

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 (10)

1. The utility model provides a packing carton with heat preservation effect, includes box (1), its characterized in that: the box comprises a box body (1), a box cover (2) is movably mounted above the box body (1), a fixed rod (3) is fixedly mounted at the upper end of the box body (1), a sealing rod (4) is fixedly mounted at the right end of the fixed rod (3), a heat-insulating cover (5) is movably mounted below the sealing rod (4), a buffer base (7) is fixedly mounted below the box body (1), a bottom plate (6) is movably mounted below the buffer base (7), a supporting frame (8) is fixedly mounted below the fixed rod (3), a threaded rod (9) is fixedly mounted above the fixed rod (3), a first magnet strip (12) is fixedly mounted on the heat-insulating cover (5), a groove (13) is formed in the bottom end of the fixed rod (3), a second magnet strip (14) is fixedly mounted inside the groove (13), and a first sealing gasket (15) is fixedly mounted at the right end of the heat-insulating cover (5), the lower extreme fixed mounting of box (1) has heat-conducting plate (16), the below fixed mounting of heat-conducting plate (16) has semiconductor refrigeration piece (17), the below fixed mounting of semiconductor refrigeration piece (17) has heat insulating board (18), the below fixed mounting of heat insulating board (18) has battery (20).

2. A packaging carton having a warming effect according to claim 1, wherein: the utility model discloses a heat preservation cover, including support frame (8), heat preservation cover (5), two sets of heat preservation cover (5) are provided with two sets ofly altogether, and two sets of heat preservation cover (5) are fixed mounting respectively and are both ends about support frame (8), and equal fixed mounting has a set of handle on every heat preservation cover (5), through pivot swing joint between heat preservation cover (5) and support frame (8), first sealed pad (15) are provided with two sets ofly altogether, and wherein a set of first sealed pad (15) fixed mounting is at the right-hand member of one of them group heat preservation cover (5), and a set of first sealed pad (15) fixed mounting is at the left end of another group heat preservation cover (5) in addition, through first sealed pad (15) sealing connection between two sets of heat preservation covers (5).

3. A packaging carton having a warming effect according to claim 1, wherein: recess (13) are provided with two sets ofly altogether, and both ends bottom about dead lever (3) is seted up respectively in two sets of recesses (13), and the equal fixed mounting in inside of every group recess (13) has a set of second magnet strip (14), be connected through first magnet strip (12) and second magnet strip (14) magnetism between heat preservation lid (5) and dead lever (3).

4. A packaging carton having a warming effect according to claim 1, wherein: the semiconductor refrigeration piece (17) is provided with a plurality of groups altogether, and a plurality of groups of semiconductor refrigeration piece (17) evenly distributed are in the below of heat-conducting plate (16), pass through wire electric connection between semiconductor refrigeration piece (17) and battery (20), it is fixed through bonding between box (1) and cushion socket (7).

5. A packaging carton having a warming effect according to claim 1, wherein: through-hole (10) have been seted up to the upper surface of dead lever (3), threaded hole (11) have been seted up to the upper surface of support frame (8), pass through threaded rod (9), through-hole (10) and threaded hole (11) fixed connection between dead lever (3) and support frame (8).

6. A packaging carton having a warming effect according to claim 1, wherein: a plurality of groups of damping springs (19) are fixedly mounted inside the bottom plate (6), and the bottom plate (6) is movably connected with the buffer seat (7) through the damping springs (19).

7. A packaging carton having a warming effect according to claim 1, wherein: the box (1) comprises aerogel (21), kraft paper (22), corrugated board (23), foam board (24) and aluminum foil board (25), the kraft paper (22) is bonded and fixed on the left surface of the corrugated board (23), the aluminum foil board (25) is bonded and fixed on the right surface of the foam board (24), and the aerogel (21) is filled between the corrugated board (23) and the foam board (24).

8. The packaging carton with insulation effect as claimed in claim 7, wherein: the left surface of the kraft paper (22) is coated with a waterproof layer.

9. A packaging carton having a warming effect according to claim 1, wherein: the bottom of sealing rod (4) is the arc structure, the bottom fixed mounting of sealing rod (4) has the sealed pad of second (26).

10. A packaging carton having a warming effect according to claim 1, wherein: four sets of case lid (2) are provided with altogether, and four sets of case lid (2) evenly distributed are on box (1), and wherein the seal groove has been seted up to the lower extreme of two sets of case lids (2), and the seal groove has been seted up to the upper end of two sets of case lids (2) in addition.

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