CN217836483U - Foldable heat insulation box - Google Patents

Abstract

A foldable thermal insulation box comprises a box cover, a superposed box body, a base box body and a foldable hinge structure; the base box body is provided with a first bulge part; the inner cavity of the base box body is provided with a first mounting groove and a first clamping groove; the stacking box body is provided with a first sunken part; the inner cavity of the stacking box body is provided with a second mounting groove and a second clamping groove; clamping the first concave part on the first convex part, so that the superposed box body is clamped on the base box body; the folding loose-leaf structure is provided with a first boss part; the folding loose-leaf structure is provided with a second boss part; and clamping the first boss part and the second boss part in the first clamping groove and the second clamping groove respectively, so that the folded leaflet structure is clamped in the first leaflet mounting groove. This application passes through folding loose-leaf structure with the stack box for the volume of insulation can increase, thereby deposits more article, reduces the use quantity of insulation can, practices thrift the delivery cost.

Description

Foldable heat insulation box

Technical Field

The utility model relates to an insulation can technical field especially relates to a folding insulation can.

Background

The existing heat preservation container is made of expanded materials such as EPS, EPP and the like, and the materials have good toughness but poor rigidity. When the container is used, goods are placed in the container, and then the cover is covered on the box body for distribution. The side plates and the base are integrally formed, the insulation box is a standard fixed box body, and the storage volume of the insulation box is unchanged, so that a large number of insulation boxes are needed when a large number of articles are stored, and the distribution cost is increased.

SUMMERY OF THE UTILITY MODEL

Problem to the background art provides, the utility model aims to provide a folding insulation can has solved the problem with high costs of insulation can delivery.

To achieve the purpose, the utility model adopts the following technical proposal:

a foldable thermal insulation box comprises a box cover, a superposed box body, a base box body and a foldable hinge structure; the top of the base box body is provided with a first bulge; the side surface of the inner cavity of the base box body is provided with a first mounting groove and a first clamping groove; the top of the first clamping groove is communicated with the bottom of the first mounting groove, and the diameter of the first clamping groove is larger than that of the first mounting groove; the bottom of the stacking box body is provided with a first sunken part; the side surface of the inner cavity of the superposition box body is provided with a second mounting groove and a second clamping groove; the bottom of the second clamping groove is communicated with the top of the second mounting groove, and the diameter of the second clamping groove is larger than that of the second mounting groove; clamping the first sunken part on the first bulge part to enable the stacked box body to be clamped on the top of the base box body; when the stacking box body is clamped at the top of the base box body, the top of the first mounting groove is communicated with the bottom of the second mounting groove, so that the first mounting groove, the first clamping groove, the second mounting groove and the second clamping groove form a first hinge mounting groove; the bottom of the folding loose-leaf structure is provided with a first boss part; the top of the folding loose-leaf structure is provided with a second boss part; clamping the first boss part and the second boss part in the first clamping groove and the second clamping groove respectively, so that the folded leaflet structure is clamped in the first leaflet mounting groove; the box cover can cover the top of the stacked box body or the top of the base box body.

Preferably, the folding loose-leaf structure comprises an upper shell, a lower shell and an I-shaped loose-leaf rotating shaft; the I-shaped loose-leaf rotating shaft comprises a first clamping shaft, a second clamping shaft and a central rotating shaft; the bottom of the central rotating shaft is hinged with the first clamping shaft; the top of the central rotating shaft is hinged with the second clamping shaft; the central rotating shaft can rotate around the first clamping shaft or the second clamping shaft in the vertical direction to drive the second clamping shaft or the first clamping shaft to rotate; the second boss part is positioned at the top of the upper shell, and a second rotating shaft cavity is arranged in the upper shell; the first boss part is positioned at the bottom of the lower shell, and a first rotating shaft cavity is arranged in the lower shell; and respectively clamping the first clamping shaft and the second clamping shaft in the first rotating shaft cavity and the second rotating shaft cavity, so that the upper shell and the lower shell are connected into a whole.

Preferably, the stacking box further comprises transverse side plates and longitudinal side plates; second protruding parts are arranged on two sides of the transverse side plate; and second sunken parts are arranged on two sides of the longitudinal side plate, and the second raised parts are clamped in the second sunken parts, so that the transverse side plate and the longitudinal side plate can be spliced to form the stacked box body.

Preferably, a third bulge part and a plurality of third clamping grooves are formed in the top of the stacked box body; the bottom of the box cover is provided with a third concave part and a plurality of third boss parts; and respectively clamping the third boss part and the third sunken part in the third clamping groove and the third bulge part, so that the box cover covers the top of the superposed box body.

Preferably, the case cover includes a first cover body and a second cover body; one side of the first cover body is provided with a plurality of first clamping concave parts; the first clamping concave part is provided with a first strip-shaped groove; one side of the second cover body is provided with a plurality of fourth boss parts; the fourth boss part is provided with a first strip-shaped convex part; clamping the first strip-shaped groove on the first strip-shaped bulge part, so that the first cover body and the second cover body are spliced to form the box cover; the first cover body and the second cover body are both provided with a first connecting groove; the first connecting groove comprises a third mounting groove and a fifth clamping groove; the top of the third mounting groove is communicated with the bottom of the fifth clamping groove, and the diameter of the fifth clamping groove is larger than that of the third mounting groove; a second connecting groove is formed in the outer side face of the stacking box body; the second connecting groove comprises a fourth mounting groove and a fourth clamping groove; the top of the fourth clamping groove is communicated with the bottom of the fourth mounting groove, and the diameter of the fourth clamping groove is larger than that of the fourth mounting groove; when the box cover covers the top of the stacked box body, the first connecting groove and the second connecting groove form a second hinge structure mounting groove; and respectively clamping the upper shell and the lower shell in the first connecting groove and the second connecting groove, so that the folding loose-leaf structure is clamped in the second loose-leaf structure mounting groove.

Preferably, the stacking box body is provided with an uncovering groove; the cover opening groove is communicated with the joint of the first cover body and the second cover body.

Preferably, the bottom of the base box body is also provided with an overlapping groove clamped with the first bulge; the stacking groove is clamped in the first protruding portion, so that the base box bodies can be stacked.

Preferably, the base box further comprises a handle structure; the handle structure comprises a mounting plate and a handle ring; the handle ring is hinged to the mounting plate; the mounting plate is provided with a plurality of first mounting holes; the base box body is provided with a handle mounting groove; a plurality of second mounting holes are formed in the handle mounting groove; and the first mounting hole and the second mounting hole are sequentially connected through a connecting piece, so that the handle structure is mounted in the handle mounting groove.

Preferably, the top of the base box body is provided with a plurality of fourth concave parts clamped with the third boss parts; the bottom of the base box body is provided with a plurality of fifth concave parts; clamping the third boss part and the third recess part on the fourth recess part and the first bulge part respectively, so that the box cover can cover the top of the base box body; and the third boss part is clamped in the fifth concave part, so that the box cover can be clamped at the bottom of the base box body.

Preferably, the top of the box cover is provided with a plurality of stacking grooves; the bottom of the base box body is provided with a plurality of stacking convex parts; the stacking bulge is clamped in the stacking groove, so that the bottom of the base box body can be clamped at the top of the box cover.

Compared with the prior art, one of the technical schemes has the following beneficial effects:

this application passes through folding loose-leaf structure with the stack box for the volume of insulation can increase, thereby deposits more article, reduces the use quantity of insulation can, practices thrift the delivery cost.

Drawings

Fig. 1 is a schematic structural view of an incubator according to an embodiment of the present invention;

fig. 2 is a sectional view of an incubator according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a base box according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a stacked box according to an embodiment of the present invention;

fig. 5 is an exploded view of a folded leaflet structure according to an embodiment of the present invention;

fig. 6 is a folding schematic view of the folding leaflet structure according to one embodiment of the present invention;

fig. 7 is an exploded view of a stacked box according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a case cover according to an embodiment of the present invention;

fig. 9 is a schematic structural view of another view angle of the cover according to an embodiment of the present invention;

fig. 10 is an isometric schematic view of a base housing according to an embodiment of the invention;

fig. 11 is a schematic structural diagram of another view angle of the base housing according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of technical features being indicated. Thus, features defined as "first", "second" and "third" may explicitly or implicitly include one or more of the features.

In a preferred embodiment of the present application, as shown in fig. 1 to 10, a foldable thermal insulation box comprises a box cover 1, a stacked box 2, a base box 3 and a folding hinge structure 4; the top of the base box body 3 is provided with a first bulge part 31; the side surfaces of the inner cavity of the base box body 3 are provided with a first mounting groove 32 and a first clamping groove 33; the top of the first clamping groove 33 is communicated with the bottom of the first mounting groove 32, and the diameter of the first clamping groove 33 is larger than that of the first mounting groove 32; the bottom of the stacking box body 2 is provided with a first sunken part 21; the side surfaces of the inner cavity of the superposition box body 2 are provided with a second mounting groove 22 and a second clamping groove 23; the bottom of the second clamping groove 23 is communicated with the top of the second mounting groove 22, and the diameter of the second clamping groove 23 is larger than that of the second mounting groove 22; clamping the first concave part 21 on the first convex part 31, so that the superposition box 2 is clamped on the top of the base box 3; when the stacking box 2 is clamped at the top of the base box 3, the top of the first mounting groove 32 is communicated with the bottom of the second mounting groove 22, so that the first mounting groove 32, the first clamping groove 33, the second mounting groove 22 and the second clamping groove 23 form a first hinge mounting groove; the bottom of the folding loose-leaf structure 4 is provided with a first boss part 421; the top of the folding loose-leaf structure 4 is provided with a second boss part 411; clamping the first boss part 421 and the second boss part 411 to the first clamping groove 33 and the second clamping groove 23, respectively, so that the folded leaflet structure 4 is clamped to the first leaflet mounting groove; the box cover 1 can cover the top of the stacking box body 2 or the top of the base box body 3.

As shown in fig. 1 to 4, the stacked box 2 is clamped on the first protruding portion 31 of the base box 3 through the first recessed portion 21, so that the stacked box 2 is limited and mounted on the top of the base box 3. Further, a first mounting groove 32 and the first clamping groove 33 are respectively arranged on four inner wall surfaces of the inner cavity of the base box 3, the first mounting groove 32 is positioned right above the first clamping groove 33, the bottom of the first mounting groove 32 is connected with the top of the first clamping groove 33, and the diameter of the first clamping groove 33 is larger than that of the first mounting groove 32. Furthermore, the second mounting groove 22 and the second clamping groove 23 are also arranged on four inner side surfaces of the inner cavity of the superimposed box 2, the second clamping groove 23 is located right above the second mounting groove 22, the bottom of the second clamping groove 23 is communicated with the top of the second mounting groove 22, and the diameter of the second clamping groove 23 is greater than that of the second mounting groove 22. When the stacking box body 2 is installed in the base box body 3 in a limiting manner, the first installation groove 32, the first clamping groove 33, the second installation groove 22 and the second clamping groove 23 are connected to form the first hinge installation groove. The first boss 421 and the second boss 411 are respectively clamped in the first clamping portion and the second clamping portion, so that the folding hinge structure 4 is integrally installed in the first hinge installation groove, and the stacking box 2 and the base box 3 are connected, thereby increasing the storage volume of the incubator, and more preferably, when the article does not need to be stored or the storage volume does not need to be excessive, the folding hinge structure 4 can be pulled out from the first hinge installation groove, so that the stacking box 2 can be separated from the base box 3. When the stack box 2 is installed on the base box 3 and the storage volume of the heat preservation box is increased, the box cover 1 covers the top of the stack box 2. When the heat preservation box does not need to be provided with the superposition box body 2, the box cover 1 can directly cover the top of the base box body 3, so that the heat preservation box with small volume is formed. Therefore, the volume of the heat insulation box can be increased through the folding loose-leaf structure 4 and the stacking box body 2, so that more articles can be stored, the use number of the heat insulation box is reduced, and the distribution cost is saved.

Specifically, the folding hinge structure 4 includes an upper housing 41, a lower housing 42, and an i-shaped hinge shaft; the I-shaped loose-leaf rotating shaft comprises a first clamping shaft 431, a second clamping shaft 432 and a central rotating shaft 433; the bottom of the central rotating shaft 433 is hinged with the first clamping shaft 431; the top of the central rotating shaft 433 is hinged with the second clamping shaft 432; the central rotating shaft 433 can rotate around the first clamping shaft 431 or the second clamping shaft 432 in the vertical direction to drive the second clamping shaft 432 or the first clamping shaft 431 to rotate; the second boss part 411 is located at the top of the upper housing 41, and a second rotating shaft cavity 410 is arranged inside the upper housing 41; the first boss part 421 is located at the bottom of the lower casing 42, and a first rotating shaft cavity 420 is arranged inside the lower casing 42; the first clamping shaft 431 and the second clamping shaft 432 are respectively clamped in the first rotating shaft cavity 420 and the second rotating shaft cavity 410, so that the upper shell 41 and the lower shell 42 are connected into a whole.

As shown in fig. 5 and 6, the upper case 41 or the lower case 42 can be rotated in the vertical direction by the rotation of the central rotation shaft 433, so that the folding hinge structure 4 can perform a folding function. Further, when the folding hinge structure 4 is mounted in the first hinge mounting groove, the upper case 41 is mounted in the second mounting groove 22, the second boss portion 411 is snapped in the second snap groove 23, the lower case 42 is mounted in the first mounting groove 32, and the first boss portion 421 is mounted in the first snap groove 33, so that the stack case 2 is fixedly coupled to the base case 3. In practical application, when articles in the inner cavity of the base box 3 need to be taken out, the folding hinge structures 4 can be folded, so that the transverse side plates 24 and the longitudinal side plates 25 can be turned outwards, the taking-out opening of the incubator is enlarged, and the articles in the base box 3 can be taken out conveniently. Preferably, when the stack box 2 is disassembled, the lower housing 42 can be manually fixed to be stationary, so that the upper housing 41 is folded toward the center of the inner cavity, the upper housing 41 and the second boss portion 411 are separated from the second mounting groove 22 and the second clamping groove 23, the folding hinge structure 4 releases the fixed connection between the stack box 2 and the base box 3, and the stack box 2 can be pulled out from the base box 3, thereby realizing the disassembly of the stack box 2; and folding loose-leaf structure 4 keeps fold condition, install in first mounting groove 32 with first clamping groove 33, avoid folding loose-leaf structure 4 loses, and when installing stack box 2, also only need with upper housing 41 clamps again in second mounting groove 22, can accomplish stack box 2 with fixed connection between the base box 3, make things convenient for stack box 2 with the installation of base box 3 is dismantled, reduces the assemble duration, improves assembly efficiency.

Further, the stacking box 2 further comprises a transverse side plate 24 and a longitudinal side plate 25; two sides of the transverse side plate 24 are provided with second convex parts 241; two sides of the longitudinal side plate 25 are provided with second concave portions 251, and the second convex portions 241 are clamped in the second concave portions 251, so that the transverse side plate 24 and the longitudinal side plate 25 can be spliced to form the stacked box body 2. As shown in fig. 7, the second protruding portion 241 is clamped in the second recessed portion 251, so that the transverse side plate 24 and the longitudinal side plate 25 can be detachably spliced to form the stacking box 2, and this is provided to replace the corresponding transverse side plate 24 or longitudinal side plate 25 only when the stacking box 2 is damaged, without replacing the entire stacking box 2, thereby reducing the replacement cost. Preferably, after the heat preservation box is distributed, the stacked box body 2 can be disassembled into the transverse side plates 24 and the longitudinal side plates 25, and then the transverse side plates and the longitudinal side plates are stored in the base box body 3, so that the overall volume of the heat preservation box is reduced, and the heat preservation box is convenient to transport.

More preferably. The top of the stacking box body 2 is provided with a third boss 27 and a plurality of third clamping grooves 26; the bottom of the box cover 1 is provided with a third concave part 10 and a plurality of third boss parts 16; the third boss portion 16 and the third recess portion 10 are respectively clamped to the third clamping groove 26 and the third protruding portion 27, so that the box cover 1 covers the top of the stacked box body 2. When the incubator is provided with the stack 2 to increase the volume, the cover 1 is clamped to the third protrusion 27 and the third clamping groove 26 through the third recess 10 and the third boss 16, respectively, so that the cover 1 covers the top of the stack 2 to keep the incubator in a sealed state, thereby ensuring the insulation effect of the incubator,

further, the case cover 1 includes a first cover 11 and a second cover 12; one side of the first cover body 11 is provided with a plurality of first clamping concave parts 111; the first clamping concave part 111 is provided with a first strip-shaped groove 112; a plurality of fourth boss portions 121 are disposed on one side of the second cover 12; the fourth boss portion 121 is provided with a first bar-shaped projection 122; the first strip-shaped groove 112 is clamped on the first strip-shaped bulge 122, so that the first cover body 11 and the second cover body 12 are spliced to form the box cover 1; the first cover body 11 and the second cover body 12 are both provided with a first connecting groove 17; the first connecting groove 17 comprises a third mounting groove and a fifth clamping groove; the top of the third mounting groove is communicated with the bottom of the fifth clamping groove, and the diameter of the fifth clamping groove is larger than that of the third mounting groove; a second connecting groove 28 is formed in the outer side surface of the stacking box body 2; the second connecting groove 28 comprises a fourth mounting groove and a fourth clamping groove; the top of the fourth clamping groove is communicated with the bottom of the fourth mounting groove, and the diameter of the fourth clamping groove is larger than that of the fourth mounting groove; when the box cover 1 covers the top of the stacked box body 2, the first connecting groove 17 and the second connecting groove 28 form a second hinge structure mounting groove; the upper case 41 and the lower case 42 are respectively snap-fitted into the first coupling groove 17 and the second coupling groove 28 such that the folded leaflet structure 44 is snap-fitted into the second leaflet structure mounting groove.

As shown in fig. 8 and 9, the integral cover 1 is formed by splicing the first cover 11 and the second cover 12, and this is provided to reduce the flow between the air in the incubator and the outside air and to ensure the heat insulating effect of the incubator by opening only the first cover 11 or the second cover 12 and not the integral cover 1 when articles need to be taken out from the incubator. Preferably, in this embodiment, the first cover 11 and the second cover 12 are both provided with the first connecting groove 17, and when the first connecting groove 17 covers the stacked box 2, the first connecting groove 17 is connected with the second connecting groove 28 to form a second hinge structure mounting groove; the folded hinge structure 4 is installed at the second hinge installation groove such that the upper case 41 is snap-fitted to the first coupling groove 17 and the lower case 42 is installed to the second coupling groove 28. Therefore, the first cover 11 and the second cover 12 can be turned over by the folding function of the folding hinge structure 4, so that the first cover 11 and the second cover 12 are connected to the stacking box 2 when being opened, and the first cover 11 or the second cover 12 can be prevented from being lost.

Further, the stacking box body 2 is provided with an uncovering groove 202; the lid opening groove 202 communicates with a joint of the first lid body 11 and the second lid body 12. A worker may extend a finger to the open cover groove to easily and quickly open the first cover 11 and/or the second cover 12.

Preferably, the bottom of the base box 3 is further provided with an overlapping groove 302 clamped with the first protruding portion 31; the overlapping groove 302 is clamped on the first bulge 31, so that the base boxes can be stacked. As shown in fig. 11, the overlapping groove 302 of the base housing 3 can be clamped to the first protruding portion 31 of another base housing 3, so that the base housings 3 can be stacked. The stacking between the base box bodies 3 can be achieved through the arrangement, the heat insulation box can be used for carrying out heat insulation transportation on various articles, the use of the box cover 1 is reduced, and therefore the production cost is reduced.

Preferably, the base housing 3 further comprises a note chamber 34 and a handle chamber 35. The handle cavity 35 is convenient for workers to carry the incubator. The note cavity 34 may store a label to facilitate identification of the contents of the incubator by the worker.

Preferably, the base box 3 further comprises a handle structure; the handle structure includes a mounting plate 362 and a handle ring 361; the lifting ring 361 is hinged to the mounting plate 362; the mounting plate 362 is provided with a plurality of first mounting holes; the base box body 3 is provided with a handle installation groove 37; a plurality of second mounting holes are formed in the handle mounting groove 37; the first mounting hole and the second mounting hole are connected in sequence through a connecting piece, so that the handle structure is mounted in the handle mounting groove 37. As shown in fig. 10, the handle structure is detachably mounted to the handle mounting groove 37 by a screw, a bolt, or other connecting members, so that the handle structure is mounted on the base box 3. And the worker can move the heat preservation box by holding the lifting ring.

Preferably, the top of the base box 3 is provided with a plurality of fourth concave parts 38 clamped with the third boss parts 16; the bottom of the base box body 3 is provided with a plurality of fifth concave parts 39; clamping the third boss part 16 and the third recess part 10 to the fourth recess part 38 and the first projection part 31, respectively, so that the cover 1 can cover the top of the base case 3; the third boss 16 is clamped in the fifth recess 39, so that the cover 1 can be clamped in the bottom of the base housing 3. When the incubator does not need to be equipped with the stacked box 2 to increase the volume, the cover 1 can be clamped in the fourth concave portion 38 and the first convex portion 31 by clamping the third concave portion 10 in the third convex portion 16, so that the cover 1 covers the top of the base box 3, and the cover 1 and the base box 3 form a small-volume incubator. Further, when the incubator needs to be opened to take articles, the case cover 1 is prevented from being lost due to the fact that the case cover 1 is placed at four positions. Therefore, after the cover 1 is opened, the third boss portion 16 can be snapped into the fifth recess portion 39, so that the cover 1 is snapped into the bottom of the base case 3, thereby preventing the cover 1 from being lost when in use.

Specifically, the top of the box cover 1 is provided with a plurality of stacking grooves 15; the bottom of the base box body 3 is provided with a plurality of stacking convex parts 301; the stacking projection 301 is clamped in the stacking groove 15, so that the bottom of the base box 3 is clamped on the top of the case cover 1. The stacking bulge 301 is clamped in the stacking groove 153, so that the base box body 3 is clamped at the top of the box cover 1, and the plurality of heat preservation boxes can be stacked by the arrangement, and are convenient to store and arrange.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive step, and these embodiments are all intended to fall within the scope of the present invention.

Claims (10)

1. A foldable heat preservation box is characterized by comprising a box cover, a stacked box body, a base box body and a foldable hinge structure;

the top of the base box body is provided with a first bulge;

the side surface of the inner cavity of the base box body is provided with a first mounting groove and a first clamping groove;

the top of the first clamping groove is communicated with the bottom of the first mounting groove, and the diameter of the first clamping groove is larger than that of the first mounting groove;

the bottom of the stacking box body is provided with a first sunken part;

the side surface of the inner cavity of the stacked box body is provided with a second mounting groove and a second clamping groove;

the bottom of the second clamping groove is communicated with the top of the second mounting groove, and the diameter of the second clamping groove is larger than that of the second mounting groove;

clamping the first concave part on the first convex part, so that the stacking box body is clamped on the top of the base box body;

when the stacking box body is clamped at the top of the base box body, the top of the first mounting groove is communicated with the bottom of the second mounting groove, so that the first mounting groove, the first clamping groove, the second mounting groove and the second clamping groove form a first hinge mounting groove;

the bottom of the folding loose-leaf structure is provided with a first boss part;

the top of the folding loose-leaf structure is provided with a second boss part;

clamping the first boss part and the second boss part in the first clamping groove and the second clamping groove respectively, so that the folded leaflet structure is clamped in the first leaflet mounting groove;

the box cover can cover the top of the stacked box body or the top of the base box body.

2. The foldable incubator of claim 1, wherein the folding hinge structure comprises an upper housing, a lower housing and an i-shaped hinge shaft;

the I-shaped loose-leaf rotating shaft comprises a first clamping shaft, a second clamping shaft and a central rotating shaft;

the bottom of the central rotating shaft is hinged with the first clamping shaft;

the top of the central rotating shaft is hinged with the second clamping shaft;

the central rotating shaft can rotate around the first clamping shaft or the second clamping shaft in the vertical direction to drive the second clamping shaft or the first clamping shaft to rotate;

the second boss part is positioned at the top of the upper shell, and a second rotating shaft cavity is arranged in the upper shell;

the first boss part is positioned at the bottom of the lower shell, and a first rotating shaft cavity is arranged inside the lower shell;

and respectively clamping the first clamping shaft and the second clamping shaft in the first rotating shaft cavity and the second rotating shaft cavity, so that the upper shell and the lower shell are connected to form a whole.

3. The foldable incubator of claim 1, wherein the superimposed enclosures further comprise lateral and longitudinal side panels;

second protruding parts are arranged on two sides of the transverse side plate;

two sides of the longitudinal side plate are provided with second concave parts,

and the second bulge part is clamped in the second sunken part, so that the transverse side plate and the longitudinal side plate can be spliced to form the stacked box body.

4. The foldable incubator of claim 1, wherein the top of the stacked box is provided with a third protrusion and a plurality of third clamping grooves;

the bottom of the box cover is provided with a third concave part and a plurality of third boss parts;

and respectively clamping the third boss part and the third sunken part in the third clamping groove and the third bulge part, so that the box cover covers the top of the superposed box body.

5. A foldable incubator according to claim 2 or 4, characterised in that the lid comprises a first lid and a second lid;

one side of the first cover body is provided with a plurality of first clamping concave parts;

the first clamping concave part is provided with a first strip-shaped groove;

one side of the second cover body is provided with a plurality of fourth boss parts;

the fourth boss part is provided with a first strip-shaped boss part;

clamping the first strip-shaped groove on the first strip-shaped bulge part, so that the first cover body and the second cover body are spliced to form the box cover;

the first cover body and the second cover body are both provided with a first connecting groove;

the first connecting groove comprises a third mounting groove and a fifth clamping groove;

the top of the third mounting groove is communicated with the bottom of the fifth clamping groove, and the diameter of the fifth clamping groove is larger than that of the third mounting groove;

a second connecting groove is formed in the outer side face of the stacking box body;

the second connecting groove comprises a fourth mounting groove and a fourth clamping groove;

the top of the fourth clamping groove is communicated with the bottom of the fourth mounting groove, and the diameter of the fourth clamping groove is larger than that of the fourth mounting groove;

when the box cover covers the top of the stacked box body, the first connecting groove and the second connecting groove form a second hinge structure mounting groove;

and respectively clamping the upper shell and the lower shell in the first connecting groove and the second connecting groove, so that the folding loose-leaf structure is clamped in the second loose-leaf structure mounting groove.

6. A foldable incubator according to claim 5, characterised in that the superimposed boxes are provided with cover-opening slots;

the cover opening groove is communicated with the joint of the first cover body and the second cover body.

7. The foldable heat preservation box of claim 1, wherein the bottom of the base box is further provided with an overlapping groove clamped with the first protruding part;

the stacking grooves are clamped in the first protruding portions, so that the base box bodies can be stacked.

8. The foldable incubator of claim 1 wherein the base housing further comprises a handle structure;

the handle structure comprises a mounting plate and a handle ring;

the lifting handle ring is hinged to the mounting plate;

the mounting plate is provided with a plurality of first mounting holes;

the base box body is provided with a handle mounting groove;

a plurality of second mounting holes are formed in the handle mounting groove;

and the first mounting hole and the second mounting hole are sequentially connected through a connecting piece, so that the handle structure is mounted in the handle mounting groove.

9. The foldable thermal container of claim 4, wherein the top of the base box body is provided with a plurality of fourth concave parts clamped with the third boss parts;

the bottom of the base box body is provided with a plurality of fifth concave parts;

clamping the third boss part and the third recess part on the fourth recess part and the first bulge part respectively, so that the box cover can cover the top of the base box body;

and the third boss part is clamped in the fifth concave part, so that the box cover can be clamped at the bottom of the base box body.

10. The foldable thermal container of claim 1, wherein a plurality of stacking grooves are formed on the top of the container cover;

the bottom of the base box body is provided with a plurality of stacking convex parts;

the stacking bulge is clamped in the stacking groove, so that the bottom of the base box body can be clamped at the top of the box cover.

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