CN210681536U

CN210681536U - Retractable preservation box

Info

Publication number: CN210681536U
Application number: CN201921674747.XU
Authority: CN
Inventors: 赵圃圃; 江皓; 张龙; 李娜; 刘星辰; 谭瑞楠; 周晨晨; 张往祥
Original assignee: Yangzhou Little Apple Gardening Co Ltd; Nanjing Forestry University
Current assignee: Yangzhou Little Apple Gardening Co Ltd; Nanjing Forestry University
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-06-05
Anticipated expiration: 2029-10-08

Abstract

The utility model provides a retractable preservation box belongs to articles for daily use field, establish the second box in the first box including first box and cover, and the second box can follow and stretch out in the first box, and first box and second box enclose by cold storage ice crystal plate and close and form, are equipped with cold-storage liquid in the cold storage ice crystal plate and are used for storing up cold. The volume of the retractable preservation box is changed through the retractable arrangement of the second box body, so that when the second box body retracts into the first box body, the retractable preservation box is small in appearance and convenient to carry; when the second box stretches out of the first box, the volume of the retractable preservation box is increased, and more materials can be stored. First box and second box enclose by cold storage ice crystal plate and close and form, through cold storage ice crystal plate's setting, make the fresh-keeping box of retractable have the fresh-keeping function of longer time cooling.

Description

Retractable preservation box

Technical Field

The utility model relates to the field of household items, particularly, relate to a retractable preservation box.

Background

The fresh-keeping case is used for keeping fresh and cooling the materials stored in the fresh-keeping case, and the fresh-keeping means of the existing fresh-keeping case is to place an ice bag in the fresh-keeping case, or like an authorized patent CN201720392418.0, a frozen water layer is arranged in the fresh-keeping case to achieve the effect of low-temperature fresh keeping.

However, the two types of the food preservation box have the defects that the ice bag is easy to melt and cannot be preserved for a long time; the ice-water layer is arranged in the fresh-keeping box, the ice-water layer is supplemented by adding ice water, but the ice-water temperature cannot be guaranteed sometimes, the ice-water layer fails due to overhigh water temperature, and the fresh-keeping box is large in size and cannot meet the portable requirement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a retractable preservation box, it is fresh-keeping to cool down longer time, and scalable, portable.

The embodiment of the utility model is realized like this:

an embodiment of the utility model provides a retractable preservation box, it includes that first box and cover are established second box in the first box, just the second box can be followed stretch out in the first box, first box with the second box encloses by cold-storage ice crystal plate and closes and form, be equipped with cold-storage liquid in the cold-storage ice crystal plate and be used for storing up cold.

Optionally, the first box and the second box are rectangular bodies, two through holes are formed in the two ends of the side wall of the first box along the extending direction of the second box, a protrusion is arranged on the side wall of the second box, and the protrusions are respectively matched with the two through holes, so that the second box is located in the first box, or the second box extends out of the first box.

Optionally, the lateral wall of the first box body comprises a first side edge and a second side edge which are oppositely arranged, and the through holes are respectively arranged at the edges of the first side edge and the second side edge.

Optionally, the side wall of the second box body includes a third side and a fourth side which are oppositely arranged, and the protrusion is arranged at the edge of the third side.

Optionally, the box body further comprises an elastic sheet, one end of the elastic sheet is fixed on the side wall of the second box body, and the other end of the elastic sheet is provided with the protrusion.

Optionally, a pulling rope is arranged on the second box body and used for pulling the second box body out of the first box body.

Optionally, the heat preservation cover comprises a first heat preservation cover and a second heat preservation cover detachably connected with the first heat preservation cover; the second box body is accommodated in the first box body, the first heat-preservation cover is sleeved outside the first box body, the second box body extends out of the first box body, and the second heat-preservation cover is sleeved outside the second box body and connected with the first box body.

Optionally, the heat-preserving cover is an aluminum film.

Optionally, a handle is arranged on the first box body.

Optionally, a throwing bag opening communicated with the first box body is formed in the first box body and used for throwing materials.

The utility model discloses beneficial effect includes:

the embodiment of the utility model provides a retractable preservation box includes first box and the cover establishes the second box in the first box, and the second box can stretch out from the first box in, through the scalable setting of second box to change the volume of retractable preservation box, make when the second box retracts into the first box in, the retractable preservation box appearance diminishes, portable; when the second box stretches out of the first box, the volume of the retractable preservation box is increased, and more materials can be stored. First box and second box enclose by cold storage ice crystal plate and close and form, through cold storage ice crystal plate's setting, make the fresh-keeping box of retractable have the fresh-keeping function of longer time cooling, the fresh-keeping effectual of cooling.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a retractable preservation box provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a first box provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second box provided in an embodiment of the present invention;

fig. 4 is a schematic structural view illustrating the first heat-insulating cover according to an embodiment of the present invention;

fig. 5 is a schematic structural view illustrating the second heat-insulating cover according to the embodiment of the present invention.

10-first box; 11-inner layer splint; 12-a through hole; 13-a first side; 14-a second side edge; 20-a second box; 22-a bump; 23-a hauling rope; 24-a third side; 25-fourth side; 30-a third box; 31-a bag throwing opening; 32-a handle; 40-a fourth box.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Referring to fig. 1, the present embodiment provides a retractable preservation box, which includes a first box 10 and a second box 20 sleeved in the first box 10, wherein the second box 20 can extend out from the first box 10, the first box 10 and the second box 20 are enclosed by a cold storage ice crystal plate, and a cold storage liquid is disposed in the cold storage ice crystal plate for storing cold.

It should be noted that, the first box 10 and the second box 20 are both hollow structures, the second box 20 is sleeved in the first box 10, and the second box 20 can extend out of the first box 10, when the second box 20 extends out of the first box 10, the volume of the retractable preservation box is enlarged; when the second box 20 is sleeved in the first box 10, the external dimension of the retractable preservation box is the external dimension of the first box 10, and at the moment, the second box 20 retracts into the first box 10, so that the retractable preservation box is convenient to carry.

And secondly, the first box body 10 and the second box body 20 are formed by enclosing cold storage ice crystal plates, namely, each box wall (comprising a side wall) of the first box body 10 and each box wall (comprising a side wall) of the second box body 20 are cold storage ice crystal plates, the cold storage ice crystal plates are hollow, and cold storage liquid filled in the cold storage ice crystal plates is used for storing cold and is used for cooling and keeping the temperature of materials in the telescopic preservation box fresh.

During the specific use, at first place cold-storage ice crystal plate in the refrigerator, the cold-storage liquid in the cold-storage ice crystal plate can freeze the blocking, then will cold-storage ice crystal plate takes out from the refrigerator, and cold-storage ice crystal plate has just had the cooling function, treats that the cold-storage liquid of blocking dissolves into liquid after, puts the cold-storage ice crystal plate into the refrigerator again, recycles.

Cold storage ice crystal board stores up cold enough, the cooling is fast, and the fresh-keeping effect of cold storage ice crystal board is better than other mediums that are used for the cooling fresh-keeping such as ice bag, and the plate body of cold storage ice crystal board adopts high strength, low temperature resistant material, consequently not fragile, ageing-resistant, durable. The cold-storage ice crystal plate is directly used as each box wall of the first box body 10 and the second box body 20 which are enclosed, not only plays a role in forming the first box body 10 and the second box body 20, but also can play a role in cooling and refreshing, and compared with an ice bag, the cold bag needs to be additionally placed in a formed structure, so that the volume of materials which need to be refreshed and are accommodated in the formed structure is reduced.

The embodiment of the utility model provides a retractable preservation box, including first box 10 and the second box 20 of cover-mounted in first box 10, and second box 20 can stretch out from first box 10, through the scalable of second box 20 to change the volume of retractable preservation box, make when second box 20 retracts into first box 10, the retractable preservation box appearance diminishes, portable; when the second box 20 extends out of the first box 10, the volume of the retractable preservation box is increased, and more materials can be stored. First box 10 and second box 20 enclose by cold-storage ice crystal plate and close and form, through cold-storage ice crystal plate's setting, make the fresh-keeping box of retractable have the fresh-keeping function of longer time cooling, and the fresh-keeping effect of cooling is good. Specifically, the first box 10 and the second box 20 are rectangular bodies, two through holes 12 are disposed at two ends of a side wall of the first box 10 along a direction in which the second box 20 extends, a protrusion 22 is disposed on a side wall of the second box 20, and the protrusion 22 can be respectively matched with the two through holes 12, so that the second box 20 is located in the first box 10, or the second box 20 extends out of the first box 10.

Illustratively, as shown in fig. 2, two through holes 12 are provided on the side wall of the first casing 10, the two through holes 12 are provided at the upper end and the lower end of the side wall of the first casing 10, as shown in fig. 3, a protrusion 22 is provided on the second side wall, the protrusion 22 is a semi-spherical protrusion 22, the protrusion 22 can be respectively matched with the two through holes 12, and when the protrusion 22 is matched with the through hole 12 at the upper end of the side wall of the first casing 10, the second casing 20 is received in the first casing 10; when the projection 22 is matched with the through hole 12 of the lower end of the side wall of the first casing 10, the second casing 20 is protruded out of the first casing 10.

One protrusion 22 matches with the two through holes 12 to form a telescopic structure, and the second casing 20 can extend out of the first casing 10 or the second casing 20 can be retracted into the first casing 10 through the arrangement of the telescopic structure.

The number of the telescopic structures of the present embodiment is not limited, for example, as shown in fig. 2 and fig. 3, the telescopic structures include two groups of telescopic structures, which are respectively located on the two sides of the side wall in the direction perpendicular to the extending direction of the second box 20, of course, in the present embodiment, the first box 10 and the second box 20 are both rectangular bodies, so that the telescopic structures can be arranged on the side walls of the four sides of the rectangular body, so that the second box 20 and the first box 10 are connected more stably.

Further, the sidewall of the first casing 10 includes a first side 13 and a second side 14 disposed opposite to each other, and the through holes 12 are respectively formed at edges of the first side 13 and the second side 14.

As shown in fig. 2, the first side 13 is an upper side of the sidewall, the second side 14 is a lower side of the sidewall, the through hole 12 at the upper end is close to the upper side, and the through hole 12 at the lower end is close to the lower side, that is, the two through holes 12 are respectively disposed at the edges of the first side 13 and the second side 14. Thus, the height of the second housing 20 is the same as that of the first housing 10 (the extending direction of the second housing 20), so that the second housing 20 can be retracted into or extended out of the first housing 10 to the maximum extent, and the volume of the retractable fresh keeping box can be enlarged to the maximum extent.

As shown in fig. 3, the sidewall of the second casing 20 includes a third side 24 and a fourth side 25 which are oppositely disposed, the protrusion 22 is disposed at an edge close to the third side 24, when the second casing 20 is nested in the first casing 10, the third side 24 overlaps the first side 13, and the fourth side 25 overlaps the second side 14, so that the second casing 20 is completely retracted into the first casing 10.

An elastic sheet is further arranged in the second box body 20, one end of the elastic sheet is fixed on the side wall of the second box body 20, and the other end of the elastic sheet is provided with the protrusion 22.

This arrangement allows the projections 22 to be automatically ejected and manually retracted when they are respectively mated with the through holes 12 of the first side 13 and the second side 14 of the first side wall. When the second box 20 is retracted into the first box 10, the protrusion 22 is manually pressed to separate the protrusion 22 from the through hole 12 of the first side 13, the second box 20 slides down along the inner wall of the first box 10, the second box 20 extends out of the first box 10, when the protrusion 22 is located in the through hole 12 of the second side 14, the protrusion 22 is automatically popped up by the elastic piece to be clamped into the through hole 12, and at this time, the second box 20 stops moving to complete the extending process.

In order to accelerate the extension speed of the second box 20 from the first box 10 and to facilitate the operation, a pulling rope 23 is provided on the second box 20 for pulling the second box 20 out of the first box 10, and the pulling rope 23 can be adhered to the second box 20 by a strong adhesive. Illustratively, the pull cord 23 is located at the bottom of the second casing 20, i.e., at the position of the fourth side 25, from which the second casing 20 is pulled downward, the second casing 20 protruding in a downward direction from within the first casing 10.

The retractable preservation box also comprises a heat preservation cover, and the heat preservation cover comprises a first heat preservation cover and a second heat preservation cover detachably connected with the first heat preservation cover; when the second box body 20 is received in the first box body 10, the volume of the retractable preservation box is the volume of the first box body 10, and at the moment, the first heat preservation cover is sleeved outside the first box body 10; when the second box 20 stretches out in first box 10, the retractable preservation box has carried out the dilatation, and its volume is the volume of first box 10 and the volumetric sum of second box 20, and the second heat preservation cover is located outside second box 20 and with first box 10 is connected this moment, links together through first heat preservation cover and second heat preservation cover this moment and overlaps jointly and establish outside the retractable preservation box after the dilatation promptly.

The heat preservation cover can isolate the heat outside the retractable preservation box, so that the retractable preservation box is kept in a low-temperature state, the time for cooling and preserving is prolonged, and the preservation effect is good.

The heat preservation cover is made of an aluminum film, and the aluminum film has good heat insulation effect. As shown in fig. 4 and 5, the one-piece heat preservation cover made of aluminum film can be adhered according to a relation of a1 and a2, B1 and B2, C1 and C2, and D1 and D2, so as to form the heat preservation cover capable of being sleeved outside the retractable preservation box.

Fig. 4 shows the first heat-insulating cover when the second casing 20 is retracted into the first casing 10, and fig. 5 shows the second heat-insulating cover which is enclosed outside the second casing 20 after the second casing 20 is extended out of the first casing 10, and the first heat-insulating cover and the second heat-insulating cover are connected together by the adhesion of C1 and C2.

The first box body 10 and the second box body 20 can be telescopic, so that a telescopic preservation box is formed. When only the first box 10 and the second box 20 are provided, the first box 10 and the second box 20 share the bottom wall, that is, the first box 10 does not have the bottom wall, the second box 20 is provided with the bottom wall, and when the second box 20 is retracted into the first box 10, the bottom wall of the second box 20 is the bottom wall of the first box 10. The first box 10 has no bottom wall, the second box 20 can extend out from the bottom of the first box 10, and the bottom of the retractable preservation box formed after the extension is the bottom wall of the second box 20.

On the other hand, the first box 10 and the second box 20 can be regarded as an intermediate telescopic structure, and become a part of the telescopic fresh-keeping box structure. Illustratively, the retractable fresh-keeping box further comprises a third box body 30 and a fourth box body 40, the third box body 30 and

the first box body 10 is connected, the fourth box body 40 is connected with the second box body 20, and the side wall of the third box body 30 and the side wall of the fourth box body 40 are enclosed by cold storage ice crystal plates.

As shown in FIG. 1, the third casing 30, the first casing 10, the second casing 20, the fourth casing 40, the third casing 30, the first casing 10, the fourth casing 40, the fourth casing 10, the fourth casing,

intercommunication each other between second box 20 and the fourth box 40, the diapire of fourth box 40 is the diapire of whole retractable preservation box this moment, and third box 30, first box 10, second box 20 all do not have the diapire, and the extending structure through first box 10 and the formation of second box 20 makes whole retractable preservation box scalable in second box 20 position department.

When the first casing 10 and the second casing 20 are in an intermediate telescopic structure, the first casing 10 may be made of a double-layer common plastic plate, as shown in fig. 2, a gap is formed between the inner plywood 11 of the first casing 10 and the side wall of the first casing 10, and the gap is used for accommodating the second casing 20 after contraction. The second box 20, the third box 30 and the fourth box 40 are all made of cold accumulation ice crystal plates and used for cooling and refreshing the whole telescopic refreshing box.

Be equipped with on the lateral wall of third box 30 and throw the sack 31 and communicate to in the third box 30, throw the material through this sack 31 of throwing in to the retractable fresh-keeping box, also can throw the material from the roof (the case lid) of third box 30, the roof of third box 30 is connected with the lateral wall accessible of third box 30 is articulated, is equipped with the handle on the roof of third box 30, opens the roof of third box 30 through the handle.

Cover openings are respectively formed in the first heat-preservation cover and the second heat-preservation cover and used for correspondingly matching the bag throwing openings 31, so that materials can be thrown into the third box body 30 through the cover openings after the first heat-preservation cover and the second heat-preservation cover are sleeved.

Of course, if the retractable preservation box only includes the first box 10 and the second box 20, the handle 32 and the bag throwing opening 31 are both disposed on the top wall of the first box 10, and the explanation is omitted here for the same reason. Each tank wall includes roof, diapire and lateral wall, encloses in proper order and closes in order to form the box structure, and the extending structure that protruding 22 and through-hole 12 formed all sets up on the lateral wall.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A retractable crisper, comprising: first box and cover are established second box in the first box, just the second box can be followed stretch out in the first box, first box with the second box encloses to close by cold-storage ice crystal plate and forms, be equipped with cold-storage liquid in the cold-storage ice crystal plate and be used for cold-storage.

2. The retractable preservation box according to claim 1, characterized in that the first box and the second box are rectangular, two through holes are provided on the side wall of the first box along the extending direction of the second box, a protrusion is provided on the side wall of the second box, the protrusion is respectively matched with the two through holes, so that the second box is located in the first box, or the second box extends out of the first box.

3. The retractable preservation box according to claim 2, wherein the side wall of the first box comprises a first side and a second side which are oppositely arranged, and the through holes are respectively arranged at the edges of the first side and the second side.

4. The retractable crisper of claim 3, wherein the sidewall of the second container comprises a third side and a fourth side opposite to each other, and the protrusion is disposed at an edge of the third side.

5. The retractable preservation box according to any of claims 2-4, further comprising a spring, wherein one end of the spring is fixed on the side wall of the second box, and the other end of the spring is provided with the protrusion.

6. The retractable crisper of claim 1, wherein a pull cord is provided on the second housing for pulling the second housing out of the first housing.

7. The retractable preservation box according to claim 1, further comprising a heat preservation cover, wherein the heat preservation cover comprises a first heat preservation cover and a second heat preservation cover detachably connected with the first heat preservation cover;

the second box body is accommodated in the first box body, the first heat-preservation cover is sleeved outside the first box body, the second box body extends out of the first box body, and the second heat-preservation cover is sleeved outside the second box body and connected with the first box body.

8. The retractable crisper of claim 7, wherein the heat-retaining cover is an aluminum film.

9. The retractable crisper of claim 1, wherein a handle is provided on the first box.

10. The retractable preservation box according to claim 1, characterized in that the first box is provided with a throwing bag mouth communicating with the first box for throwing the material.