WO2021036673A1 - Refrigerated container - Google Patents

Abstract

A refrigerated container, comprising a container body, a battery mounting structure, and a power battery set. The battery mounting structure is fixed on an end portion of the container body. The power battery set is disposed on the battery mounting structure. The battery mounting structure of the refrigerated container where the battery mounting structure is mounted can effectively utilize the dead volume to minimize the volume occupation of the power battery set, which meets the long-distance rail transport and the requirement for the transport battery capacity. Moreover, the utilized dead volume is large enough to provide a battery box having the sufficient capacity so as to meet the railway cold chain transport supplied energy and refrigerated by the power battery set.

Description

Refrigerated container

Cross-references to related applications

This application requires the Chinese patent application filed on August 30, 2019 with the application number 201910817963.3 and the name "Refrigerated Container" and the Chinese patent application filed on August 30, 2019 with the application number 201921433506.6 and the name "Refrigerated Container" The priority of the patent application, the entire content of which is incorporated herein by reference.

Technical field

The present disclosure belongs to the technical field of containers, and in particular relates to a refrigerated container.

Background technique

A refrigerated container refers to a special container that has good heat insulation and can maintain a certain low temperature requirement, and is suitable for the transportation and storage of various perishable foods. In the process of using refrigerated containers, electric energy is needed to drive the refrigeration unit, so as to refrigerate the transported and stored items.

In the prior art, all railway refrigerated trucks are mechanical refrigeration using diesel as energy. When using diesel as the energy source for mechanical refrigeration, the carbon dioxide and sulfur-phosphorus-containing compound exhaust gas emitted by the combustion of fuel will cause serious environmental pollution, which is not conducive to railway energy saving and emission reduction. At the same time, diesel generator sets are noisy, which is in the cold chain of railway transportation. Noise pollution will be caused to the surroundings during cargo.

How to design a power battery pack with sufficient capacity, that is, the proper arrangement of the power battery pack, to meet the requirements of long-distance transportation and transportation capacity of railways, has become a technical problem that needs to be solved urgently for railway cold chain transportation.

Therefore, it is necessary to design a refrigerated container driven by a power battery pack to replace the existing cooling method that uses diesel as a power source, so as to reduce environmental pollution and noise pollution, and is beneficial to energy saving and emission reduction. .

Summary of the invention

In view of the above-mentioned problems in the prior art, the present disclosure provides a refrigerated container driven by a power battery pack to replace the refrigeration method in the prior art that uses diesel as a power source, thereby reducing environmental pollution and noise pollution. , And is conducive to the beneficial effects of energy saving and emission reduction.

In one aspect of the present disclosure, a refrigerated container is provided, which may include a box body, a battery mounting structure, and a power battery pack; wherein the battery mounting structure may be fixedly arranged at the end of the box body, and The power battery pack may be installed on the battery installation structure.

In some embodiments of the present disclosure, the power battery pack may include a plurality of battery boxes, and the battery mounting structure may include a mounting frame; the mounting frame may include: a support layer, the support layer may be arranged in sequence There are multiple, and one battery box can be fixedly clamped between two adjacent support layers; the two ends of each support layer can be fixedly connected to two opposite support columns of the container, respectively Supporting column, the supporting column can connect a plurality of the supporting layers into a whole, and the supporting column can be fixedly arranged on the floor of the container.

In some embodiments of the present disclosure, each of the supporting layers may include: cross beams, two of the cross beams may be arranged oppositely, and both ends of each of the cross beams may be fixedly connected to two of the container. On the opposite support column; vertical beams, the vertical beams may be arranged in multiple intervals; a plurality of the vertical beams may be arranged between the two transverse beams, and both ends of each vertical beam may be fixed Connected to the two beams.

In some embodiments of the present disclosure, each of the cross beams may be vertically connected to the supporting column of the container.

In some embodiments of the present disclosure, each of the vertical beams may be vertically connected to the cross beam.

In some embodiments of the present disclosure, there may be two supporting pillars opposite to each other, and the supporting pillars and the beams may be arranged in one-to-one correspondence; the top end of the supporting pillar may be fixedly connected to the uppermost layer. The bottom of the middle part of the corresponding beam in the supporting layer; the bottom end of the supporting column can be fixed through the middle of the corresponding beam in the remaining supporting layer in turn, and the bottom end of the supporting column It can be fixedly arranged on the floor of the container.

In some embodiments of the present disclosure, the end of the box body may be provided with a fixed frame, and the fixed frame includes: four supporting columns; wherein, four of the supporting columns may be arranged in a square shape, and four The top of the supporting column may be connected by a connecting plate; the middle parts of the four supporting columns may be connected by a partition, and the partition may divide the fixing frame into an upper part and a lower part; the battery mounting structure may be provided In the lower part of the fixed frame; the two supporting columns on the rear side can be connected by a partition wall; the two supporting columns on both sides can be respectively provided with shutters, and the shutters can be located The lower part of the fixed frame; an opening door may be provided between the two supporting columns on the front side, and the opening door may be located at the lower part of the fixed frame; the bottoms of the four supporting columns may be fixedly arranged On the floor of the container.

In some embodiments of the present disclosure, the support layer located at the uppermost layer can support the partition; the two ends of each support layer can be fixedly connected to two opposite support columns.

In some embodiments of the present disclosure, a refrigeration unit may be installed on the upper part of the fixed frame.

In some embodiments of the present disclosure, the refrigeration unit may be fixedly installed on the partition wall, and there may be a gap between the refrigeration unit and the partition wall.

The beneficial effects of the present disclosure include at least the following:

First of all, the refrigerated container provided by the present disclosure includes a box, a refrigeration unit, a battery installation structure, and a power battery pack, which is driven by the power battery pack as an energy source, and can replace the cooling method in the prior art that uses diesel as a power source. In this way, the beneficial effects of reducing environmental pollution and noise pollution and conducive to energy saving and emission reduction are realized.

Secondly, in the prior art, the refrigeration unit required for refrigerated container refrigeration is installed on the upper side of the end of the box, and the volume below it except for the oil tank is an invalid volume, that is, the refrigeration unit is installed on the end face of the oil tank The space formed by the installation end face cannot meet the loading size of the standard loading pallet, so it cannot be loaded. In the refrigerated container provided by the present disclosure, because the battery installation structure is fixedly arranged at the end of the box body, and the power battery pack is installed on the battery installation structure, the battery installation structure for installing the power battery pack can be effectively used This large enough ineffective volume can install a power battery pack with sufficient capacity and minimize the occupation of other volumes by the power battery pack, so as to meet the needs of long-distance transportation and transportation capacity using power battery pack refrigeration.

Description of the drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the following will briefly introduce the drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present disclosure. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of a refrigerated container according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of the structure of the fixed frame in FIG. 1; and

Fig. 3 is a schematic structural diagram of the battery installation structure in Fig. 1.

detailed description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only a part of the embodiments of the present disclosure, rather than all the embodiments. Based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present disclosure.

Fig. 1 is a schematic structural diagram of a refrigerated container according to an embodiment of the present disclosure. FIG. 2 is a schematic diagram of the structure of the fixed frame in FIG. 1. Fig. 3 is a schematic structural diagram of the battery installation structure in Fig. 1. With reference to Figures 1, 2 and 3, in some embodiments of the present disclosure, the refrigerated container may include a box, a power battery pack, and a battery installation structure; the end of the box may be provided with a fixed frame, and the power battery The group can be fixed on the fixed frame through the mounting structure.

In the prior art, the refrigeration unit required for refrigerated container refrigeration is installed on the upper side of the end of the box, and the lower part is an invalid volume, that is, when the height of the goods exceeds the height of the refrigeration unit, it cannot be loaded. . In the refrigerated container provided by the present disclosure, the battery installation structure can be fixedly arranged at the end of the box body, and the power battery pack can be installed on the battery installation structure, that is, the battery installation structure for installing the power battery pack can be effective Make good use of this large enough ineffective volume to install a battery box 1 with sufficient capacity, and minimize the occupation of other volumes by the power battery pack, so as to meet the requirements of using the power battery pack to drive the refrigeration unit for long-distance transportation and transportation. The need for battery capacity.

In some embodiments of the present disclosure, the power battery pack may include a plurality of battery boxes 1, and the battery mounting structure may include a mounting frame; the power battery pack may be mounted on the mounting frame, and the mounting frame may include supports connected together Layer and support column 3.

With reference to Figures 1, 2 and 3, in some embodiments of the present disclosure, the power battery pack may include a plurality of battery boxes 1, and a plurality of supporting layers may be provided in sequence; between two adjacent supporting layers The battery box 1 can be fixed and clamped, and the two ends of each supporting layer can be fixedly connected to two opposite supporting columns of the container; the supporting column 3 can connect multiple supporting layers into a whole, and the supporting column 3 can It is fixed on the floor 4 of the container.

With reference to Figures 1, 2 and 3, in some embodiments of the present disclosure, each support layer may include: two oppositely arranged beams 5 and a plurality of spaced vertical beams 6; Both ends can be fixedly connected to the two opposite support columns of the container; multiple vertical beams 6 can be arranged between the two cross beams 5, and both ends of each vertical beam 6 can be fixedly connected to the two cross beams 5 on.

In some embodiments of the present disclosure, each cross beam 5 can be vertically connected to the supporting column of the container, and each vertical beam 6 can be vertically connected to the cross beam 5. In some embodiments of the present disclosure, welding may be used to connect each vertical beam 6 and cross beam 5. In some embodiments of the present disclosure, other connection methods may also be used to connect each vertical beam 6 and the cross beam 5, such as plugging, welding after plugging, etc., which is not limited in the present disclosure. In some embodiments of the present disclosure, a plurality of vertical beams 6 may be arranged at equal intervals to facilitate the installation of the battery box 1 and the increase of the strength of the battery support, as well as heat dissipation of the battery box during operation.

With reference to Figures 1, 2 and 3, in some embodiments of the present disclosure, two supporting columns 3 may be arranged oppositely, and the supporting columns 3 and the beams 5 may be arranged in one-to-one correspondence; the top of the supporting column 3 may be fixed It is connected to the bottom of the middle of the corresponding beam 5 in the uppermost support layer, and the bottom end of the support column 3 can be fixed to pass through the middle of the corresponding beam 5 in the remaining support layers; the bottom end 3 of the support column is fixedly arranged On the floor 4 of the container.

In some embodiments of the present disclosure, the support column 3 and each beam 5 may be connected by welding, and the support column 3 and the floor 4 may be connected by welding. In some embodiments of the present disclosure, other connection methods may also be used to connect the support column 3 and the floor 4, such as plugging, welding after plugging, etc., which is not limited in the present disclosure.

In some embodiments of the present disclosure, the battery box 1 can be installed between two adjacent support layers of the mounting frame, and the beams, support columns and container support columns of the mounting frame can form multiple point and surface connections, so that The installation frame is integrated with the container, which can ensure that the battery box will not undergo large displacement due to collision or vibration, and is safe, reliable and stable.

With reference to Figures 1 and 2, in some embodiments of the present disclosure, the fixed frame may include: four support columns 7; the four support columns 7 may be arranged in a square shape, and the tops of the four support columns 7 may pass through a connecting plate 8 connection; the middle of the four support columns 7 can be connected by a partition 9, and the partition 9 can divide the fixing frame into an upper part and a lower part; the battery installation structure can be arranged in the lower part of the fixing frame; two supports located on the rear side The columns 7 can be connected by a partition wall 10; the two support columns 7 on both sides can be provided with blinds 11, and the blinds 11 can be located in the lower part of the fixed frame; between the two support columns 7 on the front side An opening door 12 may be provided, and the opening door 12 may be located at the lower part of the fixed frame; the bottoms of the four supporting columns 7 may be fixedly arranged on the floor 4 of the container.

In some embodiments of the present disclosure, since the power battery pack can be fixed at the end of the box, by opening the opening door 12, the entire power battery pack can be seen, which facilitates the installation, maintenance and replacement of the battery pack, and It can also be convenient for emergency treatment in case of danger.

With reference to Figures 1 and 2, in some embodiments of the present disclosure, the uppermost support layer can be welded to the separator 9 so that the separator 9 can fix the mounting frame and further prevent battery installation The frame vibrates or shifts due to collision during transportation, thereby improving the safety, reliability and stability of the power battery pack during operation.

In conjunction with FIG. 1 and FIG. 2, in some embodiments of the present disclosure, the two ends of each support layer (two ends of the beam) can be fixedly connected to two opposite support columns 7. In some embodiments of the present disclosure, the two ends of each support layer (the two ends of the beam) can be fixedly connected to two opposite support columns 7 by welding. In some embodiments of the present disclosure, the two ends of each support layer (two ends of the beam) can be fixedly connected to the two opposing support columns 7 by other connection methods, such as plugging, welding after plugging, etc. , This disclosure does not limit this.

With reference to Figures 1 and 2, in some embodiments of the present disclosure, a refrigeration unit 13 can be installed on the upper part of the fixed frame, and the refrigeration unit 13 can be connected to the power battery pack through a cable, so that electric energy can be used nearby to drive refrigeration. Equipment, so as to refrigerate the goods being transported and stored.

1 and 2, in some embodiments of the present disclosure, the refrigeration unit 13 may be fixedly installed on the partition wall 10, and there may be a gap between the refrigeration unit 13 and the partition 9, so that the refrigeration unit 13 can be The installation completely relies on the partition wall 10 and does not need to be supported by the partition 9 so as to prevent damage to the partition 9 caused by the weight of the refrigeration unit 13 and thereby avoid squeezing and deformation of the battery installation structure.

In some embodiments of the present disclosure, since the power battery pack can be arranged at the front end of the box and can be located under the refrigeration unit 13, the wiring harness link between the two is the shortest, which is beneficial to improve the wiring harness link efficiency and reduce the wiring harness. The length of fixation and protection improves the safety of the entire power supply system and reduces costs.

In some embodiments of the present disclosure, the connection between the mounting frame and the fixed frame can also improve the overall strength of the container and increase safety.

The following examples are preferred implementations of the present disclosure. They are only used to facilitate the description of the present disclosure, and are not intended to limit the present disclosure in any form. Anyone with ordinary knowledge in the technical field, if he does not depart from Within the scope of the technical features of the present disclosure, the equivalent embodiments that are partially changed or modified using the technical content disclosed in the present disclosure, and do not deviate from the technical features of the present disclosure, still belong to the technology of the present disclosure Within the range of features.

Claims (10)

A refrigerated container, including: a box body, a battery installation structure, and a power battery pack; Wherein, the battery installation structure is fixedly arranged at the end of the box body, and the power battery pack is installed on the battery installation structure. The refrigerated container according to claim 1, wherein the power battery pack includes a plurality of battery boxes, and the battery mounting structure includes a mounting frame; The installation frame includes: Support layer, the support layer is provided with a plurality of support layers in turn, and a battery box is fixed and clamped between two adjacent support layers; both ends of the support layer of each layer are fixedly connected to the container On two opposing support columns; The supporting column connects a plurality of the supporting layers into a whole, and the supporting column is fixedly arranged on the floor of the container. The refrigerated container according to claim 2, wherein each of the supporting layers includes: Cross beams, two cross beams are arranged oppositely, and both ends of each cross beam are fixedly connected to two opposite support columns of the container; Vertical beams, a plurality of vertical beams are arranged at intervals; a plurality of vertical beams are arranged between two horizontal beams, and both ends of each vertical beam are fixedly connected to the two horizontal beams. The refrigerated container according to claim 3, wherein each of the cross beams is vertically connected to the support column of the container. The refrigerated container according to claim 3, wherein each of the vertical beams is vertically connected to the cross beam. The refrigerated container according to claim 3, wherein two support columns are arranged oppositely, and the support columns and the cross beams are arranged in a one-to-one correspondence; The top end of the support column is fixedly connected to the bottom of the middle part of the corresponding cross beam in the support layer located on the uppermost layer; The bottom ends of the supporting columns are sequentially fixed through the middle of the corresponding cross beams in the remaining supporting layers, and the bottom ends of the supporting columns are fixedly arranged on the floor of the container. The refrigerated container according to claim 1, wherein the end of the box body is provided with a fixed frame; The fixed frame includes: four support columns; Four of the support columns are arranged in a square shape, and the tops of the four support columns are connected by connecting plates; The middle parts of the four support columns are connected by a partition, and the partition divides the fixed frame into an upper part and a lower part; The battery installation structure is arranged at the lower part of the fixed frame; The two supporting columns located on the rear side are connected by a partition wall; Blinds are respectively arranged between the two support columns on both sides, and the blinds are located at the lower part of the fixed frame; An opening door is provided between the two support columns on the front side, and the opening door is located at the lower part of the fixed frame; The bottoms of the four support columns are fixedly arranged on the floor of the container. The refrigerated container according to claim 7, wherein the support layer at the uppermost layer is connected to the partition; The two ends of each supporting layer are fixedly connected to two opposite supporting columns. The refrigerated container according to claim 7, wherein a refrigeration unit is installed on the upper part of the fixed frame. The refrigerated container according to claim 9, wherein the refrigeration unit is fixedly installed on the partition wall, and there is a gap between the refrigeration unit and the partition wall.

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