CN206375134U - Multi-functional cold-storage transport case - Google Patents

Abstract

The utility model discloses a multifunctional cold storage transport box. The upper wall of the box body of the utility model is equipped with LED red and blue light modules, and the inner wall is placed with a cold storage plate. The thermal insulation packaging box is divided into upper and lower layers. The upper layer is used for refrigeration and preservation of fruits and vegetables, and the lower layer is used for meat storage. The thermal insulation packing box is a polypropylene foaming functional packing box, and the cold storage plate is composed of a hollow shell made of light alloy, an adsorption material and a nanofluid cold storage material. The multi-functional cold storage transport box of the utility model uses the phase change cold storage material Al ₂ O ₃ ‑H ₂ O nanofluid as the cold storage agent, which has a large cold storage capacity and strong stability, and the lower phase change temperature can make fruits, vegetables and meat quickly placed in ice. temperate zone. At the same time, the use of LED red and blue light in a low temperature environment can maintain a slow and normal physiological metabolism of fruits and vegetables, reduce material consumption, and achieve better storage quality. Combining the two, fruits, vegetables and meat can be stored in one box, which meets the transportation requirements of certain small batches of multiple types of goods.

Description

Multifunctional cold storage transport box

technical field

The utility model relates to the field of cold-storage and fresh-keeping equipment, and more specifically relates to a multi-functional cold-storage transport box that can store fruits and vegetables and store meat at the same time.

Background technique

With the improvement of living standards, people have higher and higher requirements for the quality and safety of fruits, vegetables and meat. However, under the current conditions, not only the post-harvest processing technology of agricultural products in my country is relatively weak and the production and sales areas are scattered, but also the number of refrigerated vehicles is insufficient. The imperfect infrastructure of cold chain logistics obviously contradicts this demand of people, so it is imminent to transport goods at low temperature and long distance effectively, reliably and economically.

Scholars have applied LED weak light irradiation to fruits and vegetables during the shelf life and found that intermittent or continuous irradiation of LED red and blue light can maintain the physiological characteristics of some fruits and vegetables in low temperature environments, delay aging, help prevent the rapid loss of nutrients, and effectively improve food quality. The storage quality meets people's fresh-keeping requirements more economically. At the same time, the use of Al ₂ O ₃ -H ₂ O nanofluid cold storage materials not only provides the low temperature environment required for cargo storage, but also overcomes some shortcomings of water as a phase change cold storage material, such as Al ₂ O ₃ -H ₂ O Compared with water, nanofluid has higher thermal conductivity, shorter cold storage time, less energy consumption and more stable.

The combination of the two can realize the simultaneous or separate storage of fruits, vegetables and meat, making the use of cold storage transport boxes more convenient, flexible and efficient, but there are still the following shortcomings that need to be improved:

Which fruits and vegetables are beneficial to the storage of LED weak light irradiation, and the optimal storage light parameters of these fruits and vegetables, including light intensity, light type and light time, are rarely mentioned in existing studies and need to be determined by further experiments.

Utility model content

The utility model provides a multi-functional cold storage transport box, aiming to solve the current imperfect logistics transportation technology and people's current concern for fruits and vegetables through the combination of LED modules and Al ₂ O ₃ -H ₂ O nanofluid cold storage materials to a certain extent. The contradiction of high freshness requirements for meat.

For realizing the purpose of this utility model, adopt following technical scheme:

Including thermal insulation packing box, LED module, cold storage board, in which the thermal insulation packaging box is divided into upper and lower layers by the middle partition, LED module is installed on the top surface of the upper layer in the thermal insulation packaging box, cold storage plate is installed on the side wall of the lower layer in the thermal insulation packaging box, and the heat preservation The side wall of the lower layer of the packing box is provided with a door, the middle partition is made of thermal insulation material, the LED module is composed of a red LED module and a blue LED module evenly distributed alternately, and the LED module regulator controls the LED module .

The cold storage plate includes a hollow shell, an adsorption material and an Al ₂ O ₃ -H ₂ O nanofluid cold storage material, and the adsorption material and an Al ₂ O ₃ -H ₂ O nanofluid cold storage material are stored in the hollow shell in vivo.

The hollow shell has stable physical and chemical properties, excellent thermal conductivity, is impervious to water, does not react with cold storage materials, is not easy to leak and damage, and is preferably made of light alloy.

The absorbent material is a sponge, which is a low-density porous material with water absorption.

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

The utility model adds LED modules under refrigerated conditions, and can freely adjust light parameters for different fruits and vegetables, including light intensity, light type and light time, so as to better maintain the physiological characteristics of fruits and vegetables, extend shelf life, and improve storage quality.

In the utility model, the storage of the adsorption material and the Al ₂ O ₃ -H ₂ O nanofluid cold storage material is a hollow shell made of a light alloy. Compared with the PVC plastic bag, it is not easy to leak and damage, which further ensures the transportation of goods safety and quality.

The utility model uses Al ₂ O ₃ -H ₂ O nanofluid, a phase change cool storage material, as a cool storage agent, rationally utilizes electric energy, further improves economy, safety and stability, is recyclable, and simultaneously saves manufacturing and transportation costs.

The utility model combines the LED module and the Al ₂ O ₃ -H ₂ O nanofluid of the phase-change cold storage material, and realizes the simultaneous or separate storage of fruits and vegetables and meat under the premise of improving the storage quality of goods, so that the storage capacity of the cold storage transport box It is more convenient, flexible and efficient to use.

The utility model adopts the low-density porous sponge as the adsorption material, which is stable in property, cheap and easy to obtain, and solves the difficult problem that the nano-particles are easy to lose stability during freeze-thaw cycles to a certain extent.

The utility model realizes the transportation of goods with different temperature requirements in the same direction in the same vehicle, and ordinary trucks can also be loaded with multifunctional cold storage transport boxes, and the economy is obvious.

Description of drawings

Figure 1 is a schematic diagram of the three-dimensional structure of the multifunctional cold storage transport box.

Figure 2 is a schematic diagram of the arrangement of LED red and blue modules.

detailed description

Below in conjunction with accompanying drawing and specific example the utility model is described in further detail.

The three-dimensional schematic diagram of the utility model multifunctional cold storage transport box is shown in Figure 1, which is composed of a thermal insulation packing box 1, an LED module 2, a cold storage plate 3, a middle partition 4 and two doors 5. Including thermal insulation packing box, LED module, cold storage plate, wherein the thermal insulation packaging box is divided into upper and lower layers by the middle partition, LED module is installed on the top surface of the upper layer in the thermal insulation packaging box, cold storage plate is installed on the side wall of the lower layer in the thermal insulation packaging box, heat preservation Two doors are arranged on the side wall of the lower layer of the packaging box, the middle partition is made of thermal insulation material, the LED module is composed of red LED module and blue LED module, and the LED module regulator controls the LED module. Group.

The heat preservation packing box 1 is divided into upper and lower layers, the upper layer is the fresh-keeping control layer for fruits and vegetables, and the lower layer is the frozen meat compartment. The built-in insulation material of the middle partition plate 4 reduces the loss of the cooling capacity of this layer and the heat entering from the outside due to the opening of another door.

The LED module 2 includes red and blue modules, arranged as shown in Figure 2, the LED red light module 6 and the LED blue light module 7 are evenly distributed in phases, and the LED module regulator can be adjusted according to the type of stored fruits and vegetables. Adjust to its optimal storage light parameters, including light intensity, light type and light time, to obtain ideal light.

Fig. 1 exemplarily shows the placement positions of the cold storage plates 3, the number of which can be determined according to the actual situation. The manufacturing steps of the cold storage plate 3 are as follows: ① Obtain the cold storage material: Pour an appropriate amount of uniform Al ₂ O ₃ -H ₂ O nanofluid into the shell with the sponge, and roll it to seal. ② Obtaining cold capacity: put the cold storage material into the cold storage until it is completely frozen. ③Release the cold capacity: Put the frozen cold storage material on the inner wall of the required packing box, then put the goods in, and close the door. Then repeat steps ②③ to recycle the cold storage plate.

Finally, the multi-functional cold storage transport boxes of the stored goods are concentrated on the trucks and transported to the destination.

The above is only a preferred embodiment of the present invention, it should be pointed out that, for those of ordinary skill in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, these improvements and Retouching should also be regarded as the protection scope of the present invention.

Claims (4)

1. A multi-functional cold storage transport box, characterized in that it comprises a thermal insulation packaging box, an LED module, and a cold storage plate, wherein the thermal insulation packaging box is divided into upper and lower layers by a middle partition board, and an LED module is installed on the top surface of the upper layer in the thermal insulation packaging box. The cold storage plate is installed on the lower side wall of the thermal insulation packaging box, the lower side wall of the thermal insulation packaging box is provided with a door, the middle partition is made of thermal insulation material, and the LED module is composed of a red LED module and a blue LED module Composed of uniform distribution between phases, the LED module regulator controls the LED module. 2. The multifunctional cold storage transport box according to claim 1, characterized in that, the cold storage plate comprises a hollow shell, an adsorption material and an Al ₂ O ₃ -H ₂ O nanofluid cold storage material, and the adsorption The material and the Al ₂ O ₃ -H ₂ O nanometer fluid cold storage material are stored in the hollow shell. 3. The multi-functional cold storage transport box according to claim 2, characterized in that, the adsorption material is a closed space made of light alloy, and the adsorption material is a low-density porous material. 4. The multifunctional cold storage transport box according to claim 3, characterized in that, the adsorption material is sponge.