CN113200241A

CN113200241A - Packing box with long refrigerating time

Info

Publication number: CN113200241A
Application number: CN202110526167.1A
Authority: CN
Inventors: 杨义之; 管越峰; 连升炯; 卢蝶; 鲁豪; 戚江浩
Original assignee: Hangzhou Dianzi University
Current assignee: Xiamen Hexing Industrial Co ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2021-08-03
Anticipated expiration: 2039-05-10
Also published as: CN110228664A; CN110228664B; CN113200241B; CN113200242B; CN113200242A

Abstract

The invention belongs to the technical field of packing cases, and particularly relates to a packing case with long refrigerating time, which comprises a top cover, an outer case body, a reaction module and a storage case body, wherein when the packing case is used, a freezing shell is required to be frozen at first; meanwhile, in the process of refrigerating the articles in the storage box body, if the freezing medium in the freezing shell and the freezing block absorbs heat and melts, the reaction module is triggered through the change of the volume of the freezing medium, so that substances on two sides of the partition board in the shell of the reaction module are contacted to generate chemical reaction, and the freezing medium in the freezing shell and the freezing block absorbs heat to be frozen again; the refrigerating time of the packing box is improved.

Description

Packing box with long refrigerating time

Technical Field

The invention belongs to the technical field of packaging boxes, and particularly relates to a packaging box with long refrigerating time.

Background

At present the rapid development of express delivery trade, when the refrigerated express delivery article of transportation needs, generally can wrap up the one deck ice-cube with the outside of express delivery article, again with the outside parcel of ice-cube on the foam keep warm, but like this in the transportation, the ice-cube can melt gradually along with time lapse, will lose efficacy to the cold-stored of express delivery article, make the express delivery article be heated badly, its cold insulation time is shorter, be applicable to the express delivery trade in the design, the fridge that cold insulation time is longer is very necessary.

The invention designs a packing box with long refrigerating time to solve the problems.

Disclosure of Invention

In order to solve the defects in the prior art, the invention discloses a packing box with long refrigerating time, which is realized by adopting the following technical scheme.

A packing box with long refrigerating time is characterized in that: the reaction device comprises a top cover, an outer box body, a reaction module, a freezing shell, a storage box body and a freezing block, wherein the storage box body is arranged on the inner side of the outer box body and is positioned in the middle of the outer box body; providing a storage space for the articles to be refrigerated through the storage box body; the top cover is arranged on the upper side of the outer box body; the freezing shell is square, the lower side of the freezing shell is respectively provided with a freezing block in the front, back, left and right directions, the freezing block is hollow, and the freezing block is communicated with the freezing shell; the freezing block is made of soft material; the freezing shell is arranged on the lower side of the top cover, and the four freezing blocks are matched with the space between the storage box body and the outer box body; the freezing shell and the four freezing blocks are internally provided with freezing media; when the freezing shell is used for freezing, the freezing media in the four freezing blocks flow back into the freezing shell, and then the four freezing blocks are pressed into a cluster and placed on the freezing shell; the freezing block is made of soft material, and the effect of the freezing block is that the freezing block is compressed after the freezing medium in the freezing block flows back into the freezing shell.

The reaction module is installed in the freezing shell.

The reaction module has two substances which are contacted to generate endothermic reaction.

As a further improvement of the technology, a plurality of heat-conducting fins are uniformly arranged around the reaction module, and the heat-conducting fins are used for facilitating the reaction module to absorb the heat of the freezing medium in the freezing shell so as to cool the freezing medium as soon as possible.

As a further improvement of the technology, the reaction module comprises a shell, a trigger block, a first support, a trigger rod, a trigger triangular block, a driving triangular block, a return spring, a separation plate, a return spring, a sliding plate, a V-shaped clamping strip, a V-shaped groove, a fixing plate and a communication hole, wherein one end of the shell is an open end, the V-shaped clamping strip is symmetrically arranged on the upper end surface and the lower end surface in the shell, and the shell is arranged on the upper side surface in the freezing shell; the partition board is provided with a communication hole and is arranged on the inner side of the shell; a trigger block is arranged at one end of the trigger rod, a trigger triangular block is arranged at the other end of the trigger rod, the trigger rod is arranged on the inner side of the shell through a first support, the trigger block is matched with the communicating hole on the isolating plate, two V-shaped grooves are symmetrically formed in the upper end surface and the lower end surface of the sliding plate, a sliding groove is formed in one side surface of the sliding plate, the sliding plate is arranged on the inner side of the shell through sliding fit, and the two V-shaped grooves are matched with a V-shaped clamping strip arranged on the shell; limiting the sliding block in an initial state to ensure that the return spring has certain precompression force; two return springs are symmetrically arranged between the sliding plate and the isolating plate; a fixed plate is arranged on one side of the driving triangular block, the driving triangular block is arranged on the sliding plate through the sliding fit of the fixed plate and the sliding groove, and a return spring is arranged between the fixed plate and the sliding groove; the driving triangular block is matched with the triggering triangular block; when the freezing shell is in a freezing state, the freezing medium in the freezing shell can expand to extrude the sliding plate, the driving triangular block is extruded by the sliding plate, meanwhile, the sliding plate can extrude the reset spring, so that the reset spring in the original compression state is continuously pressed, the driving triangular block can extrude the triggering triangular block when being extruded, the triggering rod drives the triggering block to be tightly attached to the communication hole on the isolation plate through the triggering triangular block, the triggering triangular block can reversely extrude the driving triangular block, the driving triangular block can slide upwards after being subjected to bidirectional extrusion, in the sliding process of the driving triangular block, when the driving triangular block is separated from the triggering triangular block, the driving triangular block can move downwards under the action of the reset spring, so that the back surface of the driving triangular block is tightly attached to the back surface of the triggering triangular block, and in the state, the sliding plate is contacted with the triggering triangular block to limit the triggering triangular block, the triggering block is prevented from being separated from the communicating hole on the isolating plate, and meanwhile, the V-shaped groove on the sliding block and the V-shaped clamping strip on the shell which are originally in a matched state can be damaged in the moving process of the sliding block; after the freezing medium in the freezing shell absorbs heat and melts, the volume of the freezing medium is reduced, at the moment, the freezing medium in the freezing shell flows into the freezing block, the extrusion of the freezing medium in the freezing shell on the sliding block disappears, in the state, the sliding block moves towards one side far away from the partition plate in a reverse direction through the reset spring, the sliding block moves to drive the trigger triangular block to move through the driving triangular block, the trigger triangular block moves to drive the trigger rod to move, the trigger rod moves to drive the trigger block to be separated from the communication hole in the partition plate, so that the two sides of the partition plate are communicated, substances on the two sides of the partition plate contact and react to generate heat absorbing substances, and the freezing medium in the freezing shell and the freezing block absorbs heat to be frozen again; two substances which are contacted and then have endothermic reaction are arranged on the two sides of the isolation board in the shell.

As a further improvement of the technology, two guide grooves are symmetrically formed in two sides of the sliding groove, two guide blocks are symmetrically installed on two sides of one end of the fixed plate, and one end of the fixed plate, on which the guide blocks are installed, is installed in the sliding groove through the matching of the two guide blocks and the two guide grooves; the fixing plate is guided by the matching of the two guide blocks and the two guide grooves.

As a further improvement of the technology, two guide grooves are symmetrically formed in the two side faces in the shell, two guide blocks are symmetrically arranged on the two sides of the sliding plate, the sliding plate is arranged on the inner side of the shell through the matching of the two guide blocks and the two guide grooves, and the sliding plate is guided through the matching of the two guide blocks and the two guide grooves.

As a further improvement of the present technology, the return spring is a compression spring.

As a further improvement of this technique, the freezing medium in the freezing shell and the four freezing blocks is water, so that the cost is low, and the freezing medium can be a fluid freezing medium in the existing refrigerating bag.

As a further improvement of the technology, the inner parts of the outer box body and the top cover are provided with foam heat-insulating layers which play a role in insulating the freezing shell and the freezing block.

As a further improvement of the technology, the shell is internally provided with saltpeter and water at two sides of the isolation plate respectively; the reaction between saltpeter and water can absorb heat, and the product of the reaction is a substance harmless to human body.

Compared with the traditional packing box technology, the packing box designed by the invention needs to be frozen firstly in the use process, when the freezing shell is frozen, freezing media in four freezing blocks flow back into the freezing shell, and then the four freezing blocks are pressed into a group to be placed on the freezing shell, so that the space occupied by the freezing shell during freezing is reduced, and the freezing shell can be conveniently frozen; meanwhile, in the process of refrigerating the articles in the storage box body, if the freezing medium in the freezing shell and the freezing block absorbs heat and melts, the reaction module is triggered through the change of the volume of the freezing medium, so that substances on two sides of the partition board in the shell of the reaction module are in contact with each other to generate chemical reaction, and the freezing medium in the freezing shell and the freezing block absorbs heat to be frozen again, so that the refrigerating time of the packing box is prolonged.

Drawings

Fig. 1 is an external view of an entire part.

Fig. 2 is a schematic view of the overall component distribution.

Fig. 3 is a schematic view of the internal structural distribution of the whole component.

Figure 4 is a schematic view of the reaction module installation.

FIG. 5 is a schematic view of the storage compartment being installed.

FIG. 6 is a schematic diagram of a frozen block.

Fig. 7 is a schematic view of the top cover structure.

FIG. 8 is a schematic diagram of a reaction module distribution.

Fig. 9 is a schematic view of a freezer housing construction.

FIG. 10 is a schematic diagram of the reaction module structure.

Fig. 11 is a schematic view of the housing structure.

Fig. 12 is a schematic view of the sliding panel construction.

Fig. 13 is a schematic view of trigger block installation.

Fig. 14 is a schematic view of a drive triangle block structure.

Fig. 15 is a schematic view of a separator structure.

Number designation in the figures: 1. a top cover; 2. an outer case; 4. a heat conductive sheet; 5. a reaction module; 6. freezing the shell; 7. a storage box body; 8. a housing; 9. a trigger block; 10. a first support; 11. a trigger lever; 12. triggering the triangular block; 13. driving the triangular block; 14. a return spring; 15. a separator plate; 22. freezing the block; 23. a return spring; 24. a sliding plate; 25. a guide groove; 26. a V-shaped clamping strip; 27. a sliding groove; 28. a guide groove; 29. a guide block; 30. a V-shaped groove; 33. a fixing plate; 34. a guide block; 35. and a communicating hole.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples or figures are illustrative of the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 and 2, the reaction device comprises a top cover 1, an outer box 2, a reaction module 5, a freezing shell 6, a storage box 7 and a freezing block 22, wherein as shown in fig. 5, the storage box 7 is installed inside the outer box 2 and is located in the middle of the outer box 2; a storage space is provided for the articles to be refrigerated through the storage box body 7; as shown in fig. 3 and 7, the top cover 1 is mounted on the upper side of the outer box 2; as shown in fig. 6 and 9, the freezing shell 6 is square, one freezing block 22 is respectively installed on the lower side of the freezing shell 6 in the front, back, left and right directions, the freezing block 22 is hollow, and the freezing block 22 is communicated with the freezing shell 6; freezing block 22 is a soft material; as shown in fig. 3, the freezing case 6 is installed at the lower side of the top cover 1, and four freezing blocks 22 are fitted to the space between the storage compartment 7 and the outer case 2; freezing media are arranged in the freezing shell 6 and the four freezing blocks 22; in the using process of the packaging box, firstly, the freezing shell 6 needs to be frozen, freezing media in the four freezing blocks 22 flow back into the freezing shell 6 before freezing, and as the freezing blocks 22 are made of soft materials, after the freezing media in the freezing blocks 22 flow back into the freezing shell 6, the four freezing blocks 22 can be pressed into a cluster and placed on the freezing shell 6, then the freezing shell 6 is placed in a refrigerator, and the freezing shell 6 is frozen, so that the freezing shell 6 is frozen, when the freezing shell 6 is frozen, the freezing media in the four freezing blocks 22 flow back into the freezing shell 6, then the four freezing blocks 22 are pressed into a cluster and placed on the freezing shell 6, the space of the refrigerator occupied by the freezing shell 6 during freezing is reduced, and the freezing shell 6 is convenient to freeze; in the present invention, the freezing block 22 is made of soft material, and the function of the freezing block 22 is to facilitate the freezing medium in the freezing block 22 to flow back into the freezing casing 6 and then the freezing block 22 is compressed.

As shown in fig. 3, the reaction module 5 is installed in the freezing case 6.

The reaction module 5 has two kinds of substances which undergo endothermic reactions upon contact.

In summary, the following steps:

the beneficial effects of the design of the invention are as follows: according to the packing box, in the using process, the freezing shell 6 needs to be frozen, when the freezing shell 6 is frozen, freezing media in the four freezing blocks 22 flow back into the freezing shell 6, then the four freezing blocks 22 are pressed into a group to be placed on the freezing shell 6, the space of a refrigerator occupied by the freezing shell 6 during freezing is reduced, and the freezing shell 6 is convenient to freeze; meanwhile, in the process of refrigerating the articles in the storage box body 7, if the freezing media in the freezing shell 6 and the freezing block 22 absorb heat and melt, the reaction module 5 is triggered through the change of the volume of the freezing media, so that substances on two sides of the partition plate 15 in the shell 8 of the reaction module 5 are in contact with each other to generate a chemical reaction, heat absorption substances are generated, and the freezing media in the freezing shell 6 and the freezing block 22 absorb heat to be frozen again; the refrigerating time of the packing box is improved.

As shown in fig. 2 and 4, a plurality of heat-conducting fins 4 are uniformly installed around the reaction module 5, and the heat-conducting fins 4 function to facilitate the reaction module 5 to absorb the temperature of the freezing medium in the freezing shell 6.

As shown in fig. 4 and 8, the reaction module 5 includes a housing 8, a trigger block 9, a first support 10, a trigger rod 11, a trigger triangle block 12, a driving triangle block 13, a return spring 14, a partition plate 15, a return spring 23, a sliding plate 24, V-shaped clamping strips 26, V-shaped grooves 30, a fixed plate 33, and a communication hole 35, wherein as shown in fig. 11, one end of the housing 8 is an open end, the V-shaped clamping strips 26 are symmetrically installed on the upper and lower end faces in the housing 8, and as shown in fig. 4, the housing 8 is installed on the upper side face in the freezing shell 6; as shown in fig. 15, the partition plate 15 is provided with a communication hole 35, and as shown in fig. 10, the partition plate 15 is mounted inside the housing 8; as shown in fig. 13, a trigger block 9 is mounted at one end of a trigger rod 11, a trigger triangular block 12 is mounted at the other end of the trigger rod 11, as shown in fig. 10, the trigger rod 11 is mounted inside the housing 8 through a first support 10, and the trigger block 9 is matched with a communication hole 35 on the partition plate 15, as shown in fig. 12, two V-shaped grooves 30 are symmetrically formed on the upper and lower end faces of the sliding plate 24, a sliding groove 27 is formed on one side face of the sliding plate 24, as shown in fig. 10, the sliding plate 24 is mounted inside the housing 8 through sliding matching, as shown in fig. 4, the two V-shaped grooves 30 are matched with a V-shaped clamping strip 26 mounted on the housing 8; in the initial state, the sliding block is limited, so that the return spring 23 has a certain precompression force; as shown in fig. 10, two return springs 23 are symmetrically installed between the sliding plate 24 and the partition plate 15; as shown in fig. 14, a fixed plate 33 is installed at one side of the driving triangle block 13, as shown in fig. 10, the driving triangle block 13 is installed on the sliding plate 24 through the sliding fit of the fixed plate 33 and the sliding groove 27, and a return spring 14 is installed between the fixed plate 33 and the sliding groove 27; the driving triangular block 13 is matched with the triggering triangular block 12; when the freezing shell 6 is in a freezing state, the freezing medium in the freezing shell 6 expands to extrude the sliding plate 24, the driving triangular block 13 is extruded through the sliding plate 24, meanwhile, the sliding plate 24 extrudes the return spring 23, so that the return spring 23 in the original compression state is continuously compressed, the driving triangular block 13 is extruded to extrude the triggering triangular block 12, the triggering rod 11 drives the triggering block 9 to be tightly attached to the communication hole 35 on the isolation plate 15 through the triggering triangular block 12, the triggering triangular block 12 reversely extrudes the driving triangular block 13, the driving triangular block 13 slides upwards after being subjected to bidirectional extrusion, in the sliding process of the driving triangular block 13, when the driving triangular block 13 is separated from the triggering triangular block 12, the driving triangular block 13 moves downwards under the action of the return spring 14, so that the back of the driving triangular block 13 is tightly attached to the back of the triggering triangular block 12, in this state, the sliding plate 24 contacts with the trigger triangular block 12 to limit the trigger triangular block, so as to prevent the trigger block 9 from disengaging from the communicating hole 35 on the isolation plate 15, and meanwhile, the V-shaped groove 30 on the sliding block which is originally in the matching state and the V-shaped clamping strip 26 on the shell 8 can be damaged in the moving process of the sliding block; after the freezing medium in the freezing shell 6 absorbs heat and melts, the volume of the freezing medium is reduced, at the moment, the freezing medium in the freezing shell 6 flows into the freezing block 22, the extrusion of the freezing medium in the freezing shell 6 on the sliding block disappears, in this state, the sliding block moves towards one side away from the partition plate 15 in a reverse direction through the return spring 23, the sliding block moves to drive the triangular block 13 to drive the trigger triangular block 12 to move, the trigger triangular block 12 moves to drive the trigger rod 11 to move, the trigger rod 11 moves to drive the trigger block 9 to be separated from the communication hole 35 on the partition plate 15, so that two sides of the partition plate 15 are communicated, substances on two sides of the partition plate 15 contact and react to generate heat absorbing substances, and the freezing medium in the freezing shell 6 and the freezing block 22 absorbs heat to be frozen again; meanwhile, the original space occupied by the freezing medium flowing into the freezing block 22 in the shell 8 can be made up by the movement of the sliding shell, so that the heat transfer efficiency is improved; two substances which are contacted to generate endothermic reaction are arranged on two sides of the separation plate 15 in the shell 8.

As shown in fig. 12, two guide grooves 28 are symmetrically formed on both sides of the sliding groove 27, as shown in fig. 14, two guide blocks 34 are symmetrically installed on both sides of one end of the fixing plate 33, as shown in fig. 10, one end of the fixing plate 33, on which the guide blocks 34 are installed, is installed in the sliding groove 27 by the cooperation of the two guide blocks 34 and the two guide grooves 28; the fixing plate 33 is guided by the two guide blocks 34 cooperating with the two guide grooves 28.

As shown in fig. 11, two guide grooves 25 are symmetrically formed on both sides of the inside of the housing 8, as shown in fig. 12, two guide blocks 29 are symmetrically installed on both sides of the slide plate 24, as shown in fig. 10, the slide plate 24 is installed inside the housing 8 by the engagement of the two guide blocks 29 with the two guide grooves 25, and the slide plate 24 is guided by the engagement of the two guide blocks 29 with the two guide grooves 25.

The return spring 14 is a compression spring.

The freezing medium in the freezing case 6 and the four freezing blocks 22 is water, which has a low cost effect, and the freezing medium may be a fluid freezing medium in a conventional cold storage bag.

The inner parts of the outer box body and the top cover 1 are provided with foam heat insulation layers which play a role in heat insulation of the freezing shell 6 and the freezing block 22.

The return spring 23 is a compression spring.

Saltpeter and water are respectively arranged at two sides of the isolation plate 15 in the shell 8; the reaction between saltpeter and water can absorb heat, and the product of the reaction is a substance harmless to human body.

The specific working process is as follows: when the packaging box designed by the invention is used, the top cover 1 is firstly turned over and placed in the using process, the freezing media in the four freezing blocks 22 flow back into the freezing shell 6, the four freezing blocks 22 can be pressed into a cluster after the freezing media in the freezing blocks 22 flow back into the freezing shell 6 due to the soft freezing blocks 22, the cluster is placed on the freezing shell 6, then the freezing shell 6 is placed in a refrigerator to carry out freezing treatment on the freezing shell 6, after freezing is finished, the freezing shell 6 is taken out and placed on the upper side of the storage box body 7, namely, the storage of articles is finished, in the using process, if the freezing media in the freezing shell 6 absorbs heat and melts, the squeezing of the sliding blocks by the freezing media in the freezing shell 6 disappears, meanwhile, due to the gravity, the freezing media in the freezing shell 6 flow into the freezing blocks 22, and in this state, through the return spring 23, the sliding block moves towards one side away from the partition board 15 in a reverse direction, the sliding block moves to drive the trigger triangular block 12 to move through the drive triangular block 13, the trigger triangular block 12 moves to drive the trigger rod 11 to move, the trigger rod 11 moves to drive the trigger block 9 to be separated from the communicating hole 35 on the partition board 15, so that two sides of the partition board 15 are communicated, substances on two sides of the partition board 15 are contacted to generate an endothermic reaction, and the freezing medium in the freezing shell 6 and the freezing block 22 absorbs heat to be frozen again; the refrigerating time of the packing box is improved; when the article needs to be taken out, the top cover 1 and the freezing case 6 are opened to take out the article.

Claims

1. A packing box with long refrigerating time is characterized in that: the reaction device comprises a top cover, an outer box body, a reaction module, a freezing shell, a storage box body and a freezing block, wherein the storage box body is arranged on the inner side of the outer box body and is positioned in the middle of the outer box body; the top cover is arranged on the upper side of the outer box body; the freezing shell is square, the lower side of the freezing shell is respectively provided with a freezing block in the front, back, left and right directions, the freezing block is hollow, and the freezing block is communicated with the freezing shell; the freezing block is made of soft material; the freezing shell is arranged on the lower side of the top cover, and the four freezing blocks are positioned in a space between the storage box body and the outer box body; the freezing shell and the four freezing blocks are internally provided with freezing media;

the reaction module is arranged in the freezing shell;

the reaction module comprises a shell, a trigger block, a first support, a trigger rod, a trigger triangular block, a drive triangular block, a return spring, a partition plate, a return spring, a sliding plate, V-shaped clamping strips, a V-shaped groove, a fixed plate and a communication hole, wherein one end of the shell is an opening end, the V-shaped clamping strips are symmetrically arranged on the upper end surface and the lower end surface in the shell, and the shell is arranged on the upper side surface in the freezing shell; the partition board is provided with a communication hole and is arranged on the inner side of the shell; a trigger block is arranged at one end of the trigger rod, a trigger triangular block is arranged at the other end of the trigger rod, the trigger rod is arranged on the inner side of the shell through a first support, the trigger block is matched with the communicating hole on the isolating plate, two V-shaped grooves are symmetrically formed in the upper end surface and the lower end surface of the sliding plate, a sliding groove is formed in one side surface of the sliding plate, the sliding plate is arranged on the inner side of the shell through sliding fit, and the two V-shaped grooves are matched with a V-shaped clamping strip arranged on the shell; two return springs are symmetrically arranged between the sliding plate and the isolating plate; a fixed plate is arranged on one side of the driving triangular block, the driving triangular block is arranged on the sliding plate through the sliding fit of the fixed plate and the sliding groove, and a return spring is arranged between the fixed plate and the sliding groove; the driving triangular block is matched with the triggering triangular block; two substances which are in endothermic reaction after contact are arranged at the two sides of the isolating plate in the shell, and the product is a substance harmless to human body;

the return spring is a compression spring;

the freezing medium in the freezing shell and the four freezing blocks is water;

foam heat insulation layers are arranged in the outer box body and the top cover;

the return spring is a compression spring;

the shell is internally provided with saltpeter and water at two sides of the isolation plate respectively.

2. A long refrigerated storage time package according to claim 1 wherein: a plurality of heat conductive fins are uniformly installed around the reaction module.

3. A long refrigerated storage time package according to claim 1 wherein: two guide grooves are symmetrically formed in two sides of the sliding groove, two guide blocks are symmetrically arranged on two sides of one end of the fixing plate, and one end, provided with the guide blocks, of the fixing plate is arranged in the sliding groove through the matching of the two guide blocks and the two guide grooves.

4. A long refrigerated storage time package according to claim 1 wherein: two guide grooves are symmetrically formed in the two side faces in the shell, two guide blocks are symmetrically arranged on two sides of the sliding plate, and the sliding plate is arranged on the inner side of the shell through the matching of the two guide blocks and the two guide grooves.