CN111403656B

CN111403656B - New energy automobile and battery box thereof

Info

Publication number: CN111403656B
Application number: CN202010514891.8A
Authority: CN
Inventors: 陈家莲
Original assignee: Shenzhen Sharemore Technology Co ltd
Current assignee: Shenzhen Sharemore Technology Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-09-04
Anticipated expiration: 2040-06-08
Also published as: CN111403656A

Abstract

The invention provides a new energy automobile and a battery box thereof, wherein the bottom surface of a box body is provided with a mounting part, the side surface of the box body is provided with a mounting chute, a propping assembly is arranged in the box body and comprises a propping part and an elastic propping part, the elastic propping part is partially exposed out of the box body in a natural state, the elastic propping part is completely positioned in the propping part in a stressed state, and the included angle between the elastic deformation direction of the elastic propping part and the mounting direction of the box body is changed within the range of 50-90 degrees. The design mode that only the installation part is arranged on one bottom surface and the installation tool is connected to apply force to the box body not only enables the disassembly and assembly efficiency of the battery box during maintenance or repair to be higher, but also enables the space to be saved in the aspect of appearance design of the battery box on the bottom surface, so that the energy density is improved by relatively arranging more battery monomers; the mounting sliding groove can help an operator to quickly position and align and stably mount the battery box; the abutting assembly and the elastic abutting piece thereof enable an operator to know that the proper position is installed during installation.

Description

New energy automobile and battery box thereof

Technical Field

The invention relates to improvement of a battery box, in particular to a new energy automobile and the battery box thereof.

Background

The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source, or adopts conventional automobile fuel, a novel vehicle-mounted power device and the like, integrates advanced technologies in the aspects of power control and driving of the automobile, and has advanced technical principle, new technology and new structure. The new energy automobile refers in particular to an oil-electric hybrid electric vehicle or a pure electric vehicle. To new energy automobile, no matter be oil-electricity hybrid vehicle or pure electric vehicles, all use a large amount of batteries to constitute the Battery box by the cooperation of a plurality of batteries, can adopt BMS (Battery Management System) to realize intelligent Management and maintain each Battery box usually, prevent that the Battery from appearing overcharging and overdischarging, prolong the life of Battery, the state of control Battery. In consideration of maintenance cost, the existing new energy vehicle generally uses thousands of small batteries instead of the single-form integral battery, and the small batteries can also be called as battery cells, such as cylindrical 18650 batteries, etc., to form a battery box, so as to reduce maintenance cost and use risk severity.

Along with the use of new energy vehicles in large quantities, a large number of existing battery boxes are basically cubes with large volumes or shapes similar to the cubes, but no matter the hybrid electric vehicles or the pure electric vehicles are vehicles in nature, the structures of the vehicles are always full of irregular shapes and are not cuboids in absolute significance, so that the usable volume is also considered to be increased, and how to realize the distribution of a large number of batteries in a limited space is also considered to increase the energy in the limited volume and avoid the waste of the space. In addition, in order to improve the efficiency of disassembly and assembly during maintenance or repair, the convenience of disassembling and assembling the battery box needs to be considered on the basis of stable installation.

Disclosure of Invention

The invention aims to provide a new energy automobile and a battery box thereof, and aims to solve the technical problems that the battery box is square or is similar to the square and is difficult to adapt to the limited space in the automobile so as to limit the energy in the limited volume, the disassembly and assembly efficiency of the battery box is low during maintenance or repair, the mode of vertically and vertically disassembling and assembling a large battery box is usually laborious and the like.

The embodiment of the invention discloses the following technical scheme:

a battery box comprises a box body which is integrally in a preset shape, wherein battery monomers and connecting circuits thereof which are regularly arranged are arranged in the box body;

the box body is provided with two opposite bottom surfaces and a side surface positioned between the two bottom surfaces, and the two bottom surfaces are arranged in parallel;

one of the bottom surfaces is provided with an installation part which is used for connecting an installation tool to apply force to the box body;

the side surface is provided with an installation sliding chute parallel to the extending direction of the side surface, and the installation sliding chute is used for being matched and slidably installed outside to fix the box body;

the box body is internally provided with at least two abutting components, each abutting component comprises an abutting part and an elastic abutting part, the abutting part is connected with the elastic abutting part, the elastic abutting part is partially exposed out of the box body in a natural state and is partially positioned in the abutting part, and the elastic abutting part is completely positioned in the abutting part in a stressed state;

the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is changed within the range of 50-90 degrees.

In some embodiments, the elastic abutting part is arranged in a conductive manner to form a conductive connecting terminal, and the abutting part is arranged in an insulating manner.

In some embodiments, the preset shape is a prism or a cylinder, wherein the height of the preset shape is 5 to 25 times the maximum diameter of the preset shape. Wherein the radius is the longest diagonal of the prism, or the radius is the diameter of the cylinder.

In some embodiments, the prism is a cuboid, and a bottom face of the cuboid has an aspect ratio of 2 to 6.

In some embodiments, the mounting runners are tongue and groove, and the number of the mounting runners is plural.

In some embodiments, the mounting runner has a rectangular slot surface.

In some embodiments, the holding portion has a cylindrical shape or a combined strip shape.

In some embodiments, the mounting location is a groove, screw, perforation, or handle.

In some embodiments, the new energy automobile is provided with a battery mounting frame and any one of the battery boxes, and the box body of the battery box is slidably mounted on the battery mounting frame through the mounting chute.

In some embodiments, the new energy automobile further comprises an enclosing plate with an open side, and the installation direction of the battery box is perpendicular to the use direction of the enclosing plate.

In each embodiment of the invention, the preset shape of the box body is set according to requirements, the box body can be matched and adapted to the limited space in the automobile, so that the adaptability of the layout of the battery box is improved, and the battery box can be well placed above a tire or in a front cabin, a middle cabin or a rear cabin; the design mode that only the installation part is arranged on one bottom surface and the installation tool is connected to apply force to the box body not only enables the disassembly and assembly efficiency of the battery box during maintenance or repair to be high, but also enables the space to be saved in the aspect of appearance design of the battery box on the bottom surface, so that the energy density is improved by relatively arranging more battery monomers; the mounting sliding groove can help an operator to quickly position and align and stably mount the battery box; the abutting assembly and the elastic abutting piece thereof enable an operator to know that the proper position is installed during installation.

Drawings

FIG. 1 is a schematic view of one embodiment of a battery compartment of the present invention;

FIG. 2 is a schematic view of another embodiment of a battery case of the present invention;

FIG. 3 is a schematic view of another embodiment of a battery case of the present invention;

FIG. 4 is a schematic view of another embodiment of a battery case of the present invention;

FIG. 5 is a schematic view of another embodiment of a battery case of the present invention;

FIG. 6 is a schematic view of another embodiment of a battery case of the present invention;

FIG. 7 is a schematic view of another embodiment of a battery case of the present invention;

fig. 8 is a schematic view of another embodiment of a battery case of the present invention;

fig. 9 is a schematic view of another embodiment of the battery case of the present invention;

fig. 10 is a schematic view of another embodiment of the battery case of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. When an element is referred to as a first element, a second element, a third element, or the like, the first element, the second element, the third element, and the like are named for identification and distinction and are not used to limit the specific structure of the element.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

One embodiment of the invention is a battery box, which comprises a box body which is integrally in a preset shape, wherein battery monomers and connecting circuits thereof which are regularly arranged are arranged in the box body; the box body is provided with two opposite bottom surfaces and a side surface positioned between the two bottom surfaces, and the two bottom surfaces are arranged in parallel; one of the bottom surfaces is provided with an installation part which is used for connecting an installation tool to apply force to the box body; the side surface is provided with an installation sliding chute parallel to the extending direction of the side surface, and the installation sliding chute is used for being matched and slidably installed outside to fix the box body; the box body is internally provided with at least two abutting components, each abutting component comprises an abutting part and an elastic abutting part, the abutting part is connected with the elastic abutting part, the elastic abutting part is partially exposed out of the box body in a natural state and is partially positioned in the abutting part, and the elastic abutting part is completely positioned in the abutting part in a stressed state; the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is changed within the range of 50-90 degrees. The preset shape of the box body is set according to requirements, the box body can be matched and adapted to the limited space in the automobile, so that the adaptability of the layout of the battery box is improved, and the battery box can be well placed above a tire or in a front cabin, a middle cabin or a rear cabin; the design mode that only the installation part is arranged on one bottom surface and the installation tool is connected to apply force to the box body not only enables the disassembly and assembly efficiency of the battery box during maintenance or repair to be high, but also enables the space to be saved in the aspect of appearance design of the battery box on the bottom surface, so that the energy density is improved by relatively arranging more battery monomers; the mounting sliding groove can help an operator to quickly position and align and stably mount the battery box; the abutting assembly and the elastic abutting piece thereof enable an operator to know that the proper position is installed during installation. In some embodiments, the battery box comprises a box body which is integrally in a preset shape, wherein the box body is internally provided with regularly arranged battery cells and connecting circuits thereof; the box body is provided with two opposite bottom surfaces and a side surface positioned between the two bottom surfaces, and the two bottom surfaces are arranged in parallel; one of the bottom surfaces is provided with an installation part which is used for connecting an installation tool to apply force to the box body; the side surface is provided with an installation sliding chute parallel to the extending direction of the side surface, and the installation sliding chute is used for being matched and slidably installed outside to fix the box body; the box body is internally provided with at least two abutting components, each abutting component comprises an abutting part and an elastic abutting part, the abutting part is connected with the elastic abutting part, the elastic abutting part is partially exposed out of the box body in a natural state and is partially positioned in the abutting part, and the elastic abutting part is completely positioned in the abutting part in a stressed state; the mounting part is provided with stress points in a balanced manner relative to the bottom surface where the mounting part is located, the groove depth of the mounting chute is in millimeter level, and the abutting components are arranged in a mutually ectopic manner relative to the outside of the box body, so that a connecting line of any two elastic abutting parts in a natural state is not parallel to the mounting direction of the box body; the box body is provided with a avoidance groove at the position, corresponding to the elastic deformation position of each elastic abutting part, of the wall part of the box body, the extension direction of the avoidance groove is parallel to the installation direction of the box body, and the elastic abutting parts are rotatably arranged relative to the avoidance groove in a stressed state, so that the included angle between the elastic deformation direction of the elastic abutting parts and the installation direction of the box body is changed within the range of 50-90 degrees.

In some embodiments, the battery box comprises a box body which is integrally in a preset shape, wherein the box body is internally provided with regularly arranged battery cells and connecting circuits thereof; the invention has no improvement on the specific battery monomer, only adopts the existing battery monomer, and the battery monomer can be 18650 type, also can be 21700 type, and also can be square; the connecting lines can adopt single lines or circuit boards and the like. The interior of the box body can also be provided with a matrix, a connecting terminal, a contact switch, an induction control structure and the like. In some embodiments, the matrix is a thermally conductive resin. In some embodiments, as shown in fig. 1, the interior of the case 300 is provided with the battery cells 400 and the connection lines thereof, which are regularly arranged. Alternatively, in some embodiments, as shown in fig. 2, the interior of the case 300 is provided with the regularly arranged cylindrical battery cells 400 and their connection lines. The interior of the box 300 may also be provided with a matrix or the like.

In some embodiments, the preset shape is a prism or a cylinder, wherein the height of the preset shape is 5 to 25 times the maximum diameter of the preset shape. Wherein the radius is the longest diagonal of the prism, or the radius is the diameter of the cylinder. In some embodiments, the predetermined shape is a cuboid, and the radius is a diagonal of the cuboid. In some embodiments, the height of the preset shape is 8 to 15 times the maximum diameter of the preset shape. In some embodiments, the height of the preset shape is 10 times 11 times, or 12 times the maximum diameter of the preset shape. In some embodiments, the predetermined shape is a cylinder having a diameter of 14.8cm and a height of 155 to 168 cm. In some embodiments, the prism is a cuboid, and a bottom face of the cuboid has an aspect ratio of 2 to 6. For example, the battery box comprises a box body which is integrally in a preset shape, wherein the preset shape is a cuboid, the length-width ratio of the bottom surface of the cuboid is 2-6, and battery cells and connecting circuits thereof which are regularly arranged are arranged in the box body; the box body is provided with two opposite bottom surfaces and a side surface positioned between the two bottom surfaces, and the two bottom surfaces are arranged in parallel; one of the bottom surfaces is provided with an installation part which is used for connecting an installation tool to apply force to the box body; the side surface is provided with an installation sliding chute parallel to the extending direction of the side surface, and the installation sliding chute is used for being matched and slidably installed outside to fix the box body; the box body is internally provided with at least two abutting components, each abutting component comprises an abutting part and an elastic abutting part, the abutting part is connected with the elastic abutting part, the elastic abutting part is partially exposed out of the box body in a natural state and is partially positioned in the abutting part, and the elastic abutting part is completely positioned in the abutting part in a stressed state; the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is changed within the range of 50-90 degrees. Other embodiments are analogized. In some embodiments, the cuboid is 16cm long, 4cm wide and 155 to 168cm high. Other embodiments are analogized. The height is 5 to 25 times of the maximum diameter degree, the box body is a long-strip-shaped box body, the box body is convenient to assemble and disassemble from the upper part of a hood and is side-mounted, but the box body is more suitable for side mounting from the front part of a vehicle, the back part of the vehicle or beside the vehicle, manual implementation can be realized during mounting, automatic mechanical assistance can be adopted, the long-strip-shaped box body can be matched with a large number of layers of irregular structures to be stacked, a cuboid can be stacked, a prism can be stacked, and the box body is particularly suitable for being used in irregular vehicle mounting environments caused by tires, motors and the like.

In some embodiments, the box body is provided with two opposite bottom surfaces and a side surface positioned between the two bottom surfaces, and the two bottom surfaces are arranged in parallel; one of the bottom surfaces is provided with an installation part which is used for connecting an installation tool to apply force to the box body; in some embodiments, the mounting location is a groove, screw, perforation, or handle. Preferably, in some embodiments, the number of the mounting positions is one or more, such as a groove or a plurality of screw holes. Preferably, in some embodiments, the mounting portion is evenly provided with force bearing points relative to the bottom surface on which the mounting portion is arranged. Preferably, in some embodiments, the number of the mounting positions is one and is arranged in a central symmetry manner relative to the bottom surface; alternatively, the number of the mounting portions is even and is arranged in a central symmetry or an axial symmetry with respect to the bottom surface. Preferably, in some embodiments, the installation parts are arranged on both bottom surfaces, so that when the device is maintained and assembled, the device can be pushed and pulled at one side, and the force is applied more uniformly. The mounting part is matched with the mounting chute to form one of important invention points of the invention, the index of energy density is a very important index for the battery box, so that the energy in the limited volume is improved and the waste of space is avoided, the mounting part is usually matched with a mounting tool for use, the mounting part can be connected with the mounting tool to apply force to the box body, the box body for pushing the battery box slides to a preset position through the mounting chute, and then the battery box is fixed; the installation spout sets up its tongue height or recess depth according to the demand in the in-service use, but this tongue height or recess depth are all millimeter level usually, need not waste the space and influence the distribution of battery monomer as far as possible, namely influence energy density.

In some embodiments, the side face is provided with a mounting sliding groove parallel to the extending direction of the side face, and the mounting sliding groove is used for being matched and slidably mounted on the outside to fix the box body; in some embodiments, the mounting runners are tongue and groove, and the number of the mounting runners is plural. Preferably, in some embodiments, the mounting runners are parallel to one another. In some embodiments, the mounting runner has a rectangular slot surface. Preferably, in some embodiments, the mounting runner has a square groove face. Preferably, in some embodiments, the groove depth of the mounting chute is in millimeter level, that is, the depth or height of the mounting chute is in millimeter level, and in some embodiments, the depth or height of the mounting chute is 1 to 9 millimeters. In some embodiments, the depth or height of the mounting chute is 2, 3, 4, or 5 millimeters. As mentioned earlier, the design of installation spout cooperation installation position can minimize the unnecessary structure in outside of the box of battery box for the box appearance of battery box can be neatly orderly, no matter be the cuboid or other shapes, all helps range upon range of orderly putting fixedly.

In some embodiments, at least two abutting components are further arranged inside the box body, each abutting component comprises an abutting portion and an elastic abutting piece, the abutting portion is connected with the elastic abutting piece, the elastic abutting piece is partially exposed outside the box body and partially located in the abutting portion in a natural state, and the elastic abutting piece is completely located in the abutting portion in a stressed state; in some embodiments, the holding portion has a cylindrical shape or a combined strip shape. The cylindrical shape has a bottom to prevent the elastic holding member from coming off. The strips in the combined strips are connected to each other to enhance physical strength. In some embodiments, the elastic abutting part is arranged in a conductive manner to form a conductive connecting terminal, and the abutting part is arranged in an insulating manner. The design can provide a conductive mode of elastic contact, and the safety control effect can be enhanced by matching with the connection mode of other embodiments.

In some embodiments, as shown in fig. 3, the box body has two opposite bottom surfaces and side surfaces located between the two bottom surfaces, the two bottom surfaces are arranged in parallel, one bottom surface 100 is provided with a mounting portion 101, the mounting portion 101 is used for connecting a mounting tool to apply force to the box body, such as pushing or pulling the box body, the side surface 200 is provided with three mounting chutes 201 parallel to the extending direction of the side surfaces, and the mounting chutes 201 are used for matching and sliding mounting on the outside to fix the box body 100; two abutting components 202 are further arranged inside the box body, and the elastic abutting pieces of the abutting components 202 are partially exposed outside the box body and partially positioned in the abutting parts in a natural state. In this embodiment, the mounting portion 101 may be a groove or a pull groove.

In some embodiments, as shown in fig. 4, one of the bottom surfaces 100 is provided with four mounting portions 101, and the inside of the box is further provided with four abutting assemblies 202, in which the mounting portions 101 may be screw holes or through holes. In some embodiments, as shown in fig. 6, the mounting portion 101 may be a magnetically attractive element.

Preferably, in some embodiments, the box body or the shell thereof has a plurality of side faces, one side face of the box body or the shell thereof is provided with a mounting sliding groove parallel to the extending direction of the side face, the other side face of the box body or the shell thereof is provided with a pair of parallel side faces, the outside of the pair of parallel side faces is provided with a convex groove group and a concave groove group matched with the convex groove group, the convex groove group is positioned on one side face of the pair of side faces, and the concave groove group is positioned on the other side face of the pair of side faces; the groove group is used for being vacant or matched with the convex groove group of other box bodies; the convex groove group is used for being vacant or matched with the concave groove groups of other box bodies; the convex groove group comprises at least two parallel convex groove bodies; the groove group comprises at least two parallel concave groove bodies. Preferably, in some embodiments, each concave groove body of the groove group is used for being vacant or matched and installed with each convex groove body of the convex groove group of other box bodies in a one-to-one correspondence manner; the convex groove bodies of the convex groove groups are used for being vacant or matched and installed with the concave groove bodies of the groove groups of other box bodies in a one-to-one correspondence mode. When the convex groove group and the concave groove group are installed in a matching mode, the convex groove group and the concave groove group are tightly matched to be fixed with each other. Similarly, when the convex groove body and the concave groove body are installed in a matching way, the convex groove body and the concave groove body are tightly matched to be fixed with each other. Preferably, in some embodiments, the side surface provided with the mounting chute is further provided with at least two positioning structures for matching and positioning the mounting position of the box body. In some embodiments, as shown in fig. 5, the side 200 is further provided with four positioning structures 203, and the four positioning structures 203 are respectively provided at four corners of the side 200. In some embodiments, the positioning structure is a screw hole or a boss.

In some embodiments, an included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is changed within a range of 50 to 90 degrees. Preferably, in some embodiments, an included angle between the elastic deformation direction of the elastic holding piece and the installation direction of the box body varies within a range from 50 to 90 degrees, and includes: the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is 50-90 degrees; or the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is a variable angle value, and the variable angle value is 50-90 degrees; or the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is changed along with the elastic deformation of the elastic abutting piece, and the change range is 50-90 degrees. In some embodiments, an included angle between the elastic deformation direction of the elastic abutting member and the installation direction of the box body varies according to the position variation of the elastic abutting member, but is always within a range of 50 to 90 degrees. The elastic abutting piece is telescopic and is an important fit for assisting the positioning of the installation sliding groove, the installation sliding groove provides a structural design for linear positioning, but on the premise of improving energy density, the installation sliding groove cannot be too deep or too high, so that a three-dimensional fixing mode is realized by matching the elastic abutting piece with the linear positioning, and the elastic abutting piece is particularly suitable for being applied to a new energy automobile in a use state with continuous vibration. Preferably, in some embodiments, an included angle between the elastic deformation direction of the elastic abutting member and the installation direction of the box body varies within a range from 50 to 90 degrees, which is equivalent to an included angle between the elastic deformation direction of the elastic abutting member and the installation direction of the box body being from 50 to 90 degrees.

In some embodiments, as shown in fig. 7, the abutting assembly 202 includes an abutting portion 212 and an elastic abutting member 211, the abutting portion 212 is connected to the elastic abutting member 211, the elastic abutting member 211 is partially exposed outside the box body in a natural state and is partially located in the abutting portion 212, and the elastic abutting member 211 is completely located in the abutting portion 212 in a stressed state. In this embodiment, the elastic deformation direction of the elastic abutting member is the C direction or the D direction, the installation direction of the box body is the a direction and the disassembly direction is the B direction, and an included angle α between the elastic deformation direction of the elastic abutting member and the installation direction of the box body is changed within a range of 50 to 90 degrees. The elastic deformation direction of the elastic abutting member is the elastic deformation direction of the elastic portion in the above embodiment, and when the elastic portion is elastically deformed, the abutting portion of the elastic abutting member 211 rotates relatively. When the abutting portion of the elastic abutting member 211 is completely turned into the abutting portion 212, that is, the elastic abutting member 211 is completely located in the abutting portion 212 in a stressed state, as shown in fig. 8, an included angle α between an elastic deformation direction of the elastic abutting member and an installation direction of the box body is 90 degrees.

In some embodiments, as shown in fig. 9, the elastic deformation direction of the elastic holding member is the C direction or the D direction, the installation direction of the box body is the a direction and the removal direction is the B direction, and an included angle α between the elastic deformation direction of the elastic holding member and the installation direction of the box body varies within a range of 50 to 90 degrees. Preferably, in some embodiments, an included angle α between the elastic deformation direction of the elastic holding piece and the installation direction of the box body is 60 degrees.

Preferably, in some embodiments, each of the abutting assemblies is disposed at a different position relative to the outside of the box body, so that a connection line of any two elastic abutting pieces in a natural state is non-parallel to an installation direction of the box body. Preferably, in some embodiments, the box body is further provided with a butting position corresponding to the position of the elastic butting piece in a matching manner, and the butting position is used for being vacant or installed in a matching manner with the elastic butting piece of other box bodies; when the abutting position is matched and installed with the elastic abutting pieces of other box bodies, the abutting position and the elastic abutting pieces are tightly matched to be fixed with each other. That is to say, the abutting components are matched with each other in a one-level and one-level mode, so that the battery boxes or the box bodies thereof can be mutually fixed one by one, and then a more stable fixing effect can be obtained by matching with the battery mounting rack. Moreover, the positions of the abutting components are not aligned, when the box body of the battery box is installed, the former elastic abutting part cannot be ejected to the position of the latter elastic abutting part, the design solves the problem that the ejection positions of the elastic abutting parts interfere with each other possibly when the box body is installed or disassembled, and the disassembly and assembly efficiency of the box body is improved.

Preferably, in some embodiments, the box body is provided with a clearance groove at an elastically deformed position of the wall portion of the box body corresponding to each of the elastic abutting pieces, an extending direction of the clearance groove is parallel to an installation direction of the box body, and the elastic abutting pieces are rotatably arranged relative to the clearance groove in a stressed state, so that an included angle between the elastic deformation direction of the elastic abutting pieces and the installation direction of the box body is changed within a range of 50 to 90 degrees. In some embodiments, as shown in fig. 10, the box body is provided with a avoiding groove 204 at an elastically deformed position of the wall portion of the box body corresponding to each elastic abutting member 211, an extending direction of the avoiding groove 204 is parallel to an installation direction of the box body, and the elastic abutting member 211 is rotatably disposed relative to the avoiding groove 204 under a stressed state, so that an included angle between the elastic deformation direction of the elastic abutting member 211 and the installation direction of the box body is changed within a range of 50 to 90 degrees. Preferably, in some embodiments, the elastic abutting member includes an abutting portion, a shaft connecting portion, and an elastic portion, the abutting portion has two ends, a first end of the abutting portion is rotatably installed inside the box body through the shaft connecting portion and located in the abutting portion, the elastic portion has two ends, the first end of the elastic portion is connected to the abutting portion, a second end of the elastic portion is connected to the second end of the abutting portion, the elastic portion naturally ejects and exposes the second end of the abutting portion to the outside of the box body, at this time, the first end of the abutting portion is located in the abutting portion, the second end of the abutting portion presses down the second end of the elastic portion under a stress state, and the second end of the abutting portion is entirely located in the abutting portion. The included angle between the elastic deformation direction of the elastic part and the installation direction of the box body is 50 to 90 degrees, that is, in the process of elastic deformation, the included angle between the elastic deformation direction of the elastic part and the installation direction of the box body is changed within the range of 50 to 90 degrees, and in some embodiments, the included angle may be a fixed angle value or a changed angle value, but is certainly within the range. Preferably, in some embodiments, the resilient portion is a spring or a porous resilient block. In the design, the elastic direction of the elastic abutting piece can be the same as the extending direction of the abutting part, and can also form a certain angle relative to the extending direction of the abutting part, different battery boxes can be obtained by different structures, but as long as the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is changed within the range of 50-90 degrees, the elastic abutting piece can be prevented from blocking the box body from sliding through the installation chute to a certain extent.

Preferably, in some embodiments, the mounting portion is provided with stress points in a balanced manner with respect to a bottom surface where the mounting portion is located, a groove depth of the mounting chute is a millimeter level, and the abutting assemblies are arranged in a mutually different position with respect to the outside of the box body, so that a connecting line of any two elastic abutting pieces in a natural state is not parallel to a mounting direction of the box body; the box body is provided with a position avoiding groove at the position, corresponding to the elastic deformation position of each elastic abutting part, of the wall part of the box body, the extending direction of the position avoiding groove is parallel to the installation direction of the box body, and the elastic abutting parts are rotatably arranged relative to the position avoiding groove under the stress state, so that the included angle between the elastic deformation direction of the elastic abutting parts and the installation direction of the box body is changed within the range of 50-90 degrees; for example, a battery box comprises a box body which is integrally in a preset shape, wherein battery cells and connecting circuits thereof which are regularly arranged are arranged in the box body; the box body is provided with two opposite bottom surfaces and a side surface positioned between the two bottom surfaces, and the two bottom surfaces are arranged in parallel; one of the bottom surfaces is provided with an installation part which is used for connecting an installation tool to apply force to the box body; the side surface is provided with an installation sliding chute parallel to the extending direction of the side surface, and the installation sliding chute is used for being matched and slidably installed outside to fix the box body; the box body is internally provided with at least two abutting components, each abutting component comprises an abutting part and an elastic abutting part, the abutting part is connected with the elastic abutting part, the elastic abutting part is partially exposed out of the box body in a natural state and is partially positioned in the abutting part, and the elastic abutting part is completely positioned in the abutting part in a stressed state; the included angle between the elastic deformation direction of the elastic holding piece and the installation direction of the box body is changed within the range of 50-90 degrees; stress points are evenly arranged on the mounting part relative to the bottom surface where the mounting part is located, the groove depth of the mounting sliding groove is millimeter-sized, and the abutting components are arranged in a mutual ectopic mode relative to the outside of the box body, so that the connecting line of any two elastic abutting parts in a natural state is not parallel to the mounting direction of the box body; the box body is provided with a avoidance groove at the position, corresponding to the elastic deformation position of each elastic abutting part, of the wall part of the box body, the extension direction of the avoidance groove is parallel to the installation direction of the box body, and the elastic abutting parts are rotatably arranged relative to the avoidance groove in a stressed state, so that the included angle between the elastic deformation direction of the elastic abutting parts and the installation direction of the box body is changed within the range of 50-90 degrees. Other embodiments are analogized. The design can reduce the redundant external structure of the box body of the battery box as much as possible, so that the box body of the battery box can be orderly in appearance, the side mounting is convenient in the aspects of front of the vehicle, back of the vehicle or beside the vehicle, the box body can be made into the laminated mounting of a strip-shaped solid irregular structure, and the battery box is particularly suitable for being used in irregular vehicle mounting environments caused by tires, motors and the like; the installation part is matched with an installation tool to apply force to the box body, the height of a convex groove or the depth of a groove of the installation sliding groove is usually millimeter-sized, and the influence on energy density due to space waste is avoided; the problem that the ejection positions of the elastic abutting pieces are interfered with each other when the box body is installed or disassembled is solved, and the disassembly and assembly efficiency of the box body is improved; the abutting assembly and the elastic abutting piece thereof enable an operator to know that the box body is installed at a proper position during installation, and the box body can be better disassembled and assembled by matching with the avoiding groove, so that the maintenance or the repair is facilitated. Preferably, in some embodiments, the box body is further provided with the abutting position in a matching manner corresponding to the position of the elastic abutting piece, and the abutting position is used for being vacant or mounted in a matching manner with the elastic abutting piece of another box body; when the abutting position is matched with the elastic abutting pieces of other box bodies, the abutting position and the elastic abutting pieces are tightly matched to be fixed with each other; the elastic abutting part comprises an abutting part, a shaft connecting part and an elastic part, the abutting part is provided with two ends, the first end of the abutting part is rotatably arranged in the box body through the shaft connecting part and is positioned in the abutting part, the elastic part is provided with two ends, the first end of the elastic part is connected with the abutting part, the second end of the elastic part is connected with the second end of the abutting part, the elastic part pushes out the second end of the abutting part in a natural state and is exposed outside the box body, the second end of the abutting part presses down the second end of the elastic part in a stressed state, and the second end of the abutting part is completely positioned in the abutting part; for example, a battery box comprises a box body which is integrally in a preset shape, wherein battery cells and connecting circuits thereof which are regularly arranged are arranged in the box body; the box body is provided with two opposite bottom surfaces and a side surface positioned between the two bottom surfaces, and the two bottom surfaces are arranged in parallel; one of the bottom surfaces is provided with an installation part which is used for connecting an installation tool to apply force to the box body; the side surface is provided with an installation sliding chute parallel to the extending direction of the side surface, and the installation sliding chute is used for being matched and slidably installed outside to fix the box body; the box body is internally provided with at least two abutting components, each abutting component comprises an abutting part and an elastic abutting part, the abutting part is connected with the elastic abutting part, the elastic abutting part is partially exposed out of the box body in a natural state and is partially positioned in the abutting part, and the elastic abutting part is completely positioned in the abutting part in a stressed state; the included angle between the elastic deformation direction of the elastic holding piece and the installation direction of the box body is changed within the range of 50-90 degrees; stress points are evenly arranged on the mounting part relative to the bottom surface where the mounting part is located, the groove depth of the mounting sliding groove is millimeter-sized, and the abutting components are arranged in a mutual ectopic mode relative to the outside of the box body, so that the connecting line of any two elastic abutting parts in a natural state is not parallel to the mounting direction of the box body; the box body is provided with a position avoiding groove at the position, corresponding to the elastic deformation position of each elastic abutting part, of the wall part of the box body, the extending direction of the position avoiding groove is parallel to the installation direction of the box body, and the elastic abutting parts are rotatably arranged relative to the position avoiding groove under the stress state, so that the included angle between the elastic deformation direction of the elastic abutting parts and the installation direction of the box body is changed within the range of 50-90 degrees; the box body is also provided with the abutting position corresponding to the elastic abutting part in a matching way, and the abutting position is used for being vacant or matched and installed with the elastic abutting parts of other box bodies; when the abutting position is matched with the elastic abutting pieces of other box bodies, the abutting position and the elastic abutting pieces are tightly matched to be fixed with each other; the elastic abutting part comprises an abutting part, a shaft connecting part and an elastic part, the abutting part is provided with two ends, the first end of the abutting part is rotatably arranged in the box body through the shaft connecting part and is positioned in the abutting part, the elastic part is provided with two ends, the first end of the elastic part is connected with the abutting part, the second end of the elastic part is connected with the second end of the abutting part, the elastic part pushes out the second end of the abutting part in a natural state and is exposed outside the box body, the second end of the abutting part presses down the second end of the elastic part in a stressed state, and the second end of the abutting part is completely positioned in the abutting part. Other embodiments are analogized. Above-mentioned design, support and hold the subassembly and can realize matching each other one-level ground with other boxes for battery box or its box can be fixed each other one by one, then cooperate the battery mounting bracket just can obtain more surely fixed effect. Moreover, the positions of the abutting components are not aligned, when the box body of the battery box is installed, the former elastic abutting part cannot be ejected to the position of the latter elastic abutting part, so that the problem of mutual interference of the ejection positions of the elastic abutting parts possibly generated when the box body is installed or disassembled is solved, and the disassembly and assembly efficiency of the box body is improved; the elastic direction of the elastic abutting piece can be the same as the extending direction of the abutting part, and can also form a certain angle relative to the extending direction of the abutting part, different battery boxes can be obtained by different structures, but as long as the included angle between the elastic deformation direction of the elastic abutting piece and the installation direction of the box body is changed within the range of 50-90 degrees, the elastic abutting piece can be prevented from blocking the box body from sliding through the installation sliding chute to a certain degree.

Preferably, in some embodiments, the battery box body further has an obliquely arranged side surface as a mounting inclined surface for matching with a limited space inside the automobile to improve the layout adaptability of the battery box, the mounting inclined surface may be a flat surface which is obliquely arranged with respect to at least one other surface of the battery box body to form a surface similar to a slope, and the mounting inclined surface may also be a curved surface, such as a smooth curved surface, which is also called a smooth curved surface, having a continuously varying tangent plane curved surface. The installation inclined plane is used for matching with the internal installation space of the new energy automobile adopting the battery box and the box body of the battery box, and it needs to be explained that the internal installation space of the new energy automobile has a plurality of irregular areas, and the irregular areas can be better utilized by the ingenious design of the installation inclined plane. In order to better improve the utilization effect of the limited space in the new energy automobile, the battery box or the box body of the battery box can be well placed above the tire or in the front cabin. In some embodiments, the inside of the box body is filled with a matrix for fixing each battery cell and increasing the heat conductivity; in order to solve the problem that the design of the position of the battery unit matched with the installation inclined plane causes irregular space inside the box body, it is preferable that in some embodiments, a reinforcing and edging structure is further provided inside the box body, so that the box body has a planar shape and the structural strength of the box body is enhanced. Preferably, in some embodiments, the reinforcing flange structure is a metal bracket, or the reinforcing flange structure is integrally disposed with the matrix. Preferably, in some embodiments, the reinforcing bead structures are integrally disposed with the interstice and reinforcing ribs are further disposed inside the box body, and the reinforcing ribs are located in the interstice. Preferably, in some embodiments, the reinforcing bead structure is integrally provided with the matrix and the cooling duct is provided only near the battery cells without being distributed in the reinforcing bead structure. Above-mentioned design has been solved in the limited problem that leads to the box to have more clearance of battery monomer shape and installation environment, strengthens mending limit structure and can help the box whole deal with some anomalous exterior spaces and internally mounted clearance, thereby can promote the structural strength of box, this design is more effectual to the new forms of energy car that adopts the battery in a large number, and the box is protecting inside battery monomer and interconnecting link etc. and strengthen mending limit structure and can help balanced atress, strengthen the anti-seismic performance of box, thereby the suitability that the reinforcing battery box is applied to new forms of energy car.

Preferably, in some embodiments, the case is further provided with a heat sink at an outer portion thereof, and in some embodiments, the case is further provided with a heat sink at an outer portion of one side thereof. Preferably, in some embodiments, the heat sink is configured to be empty or to mate with a heat sink of another housing. When the radiating fins are matched and installed with the radiating fins of other boxes, the outer surfaces of the shapes of the radiating fins and the radiating fins of other boxes are tightly matched and fixed with each other, gaps exist in the inner parts of the radiating fins and the radiating fins, or the shapes of the radiating fins and the radiating fins are substantially mutually matched and fixed with each other, or the shapes of the radiating fins and the radiating fins of other boxes are tightly matched and. For example, the fixing may be performed by bolts or hooks, and in some embodiments, it is preferable to perform the fixing by inserting in a direction perpendicular to the ground, and the fixing is performed by gravity, for example, by inserting in a slot type fixing way with a big top and a small bottom, so as to avoid increasing the installation process. In order to better improve the heat dissipation effect in cooperation with the interstitial substance, it is preferable that in some embodiments, the box body further has a heat dissipation fin extending from the outside of the box body, the heat dissipation fin is bent from the body to form an air flow channel, the air flow channel is configured to be parallel to the body direction of the new energy automobile to which the battery box is mounted, and this design enables the air entering the air intake grid of the new energy automobile to take away more heat of the heat dissipation fin from the air flow channel on the premise of avoiding increasing the wind resistance. It should be noted that the air flow pipeline is not an absolutely significant blocking design, but only provides some narrow small channels for the air entering the air inlet grid, namely more outlets are provided on the original ventilation structure, so that the wind power naturally generated by the travelling crane is ingeniously utilized without increasing the wind resistance, the air cooling effect is directly acted on the box body and the battery monomer therein, the heating degree of the battery monomer is reduced, and the possibility of safety accidents is reduced. Preferably, in some embodiments, the heat sink is self-bent to form a plurality of the air flow channels; in order to avoid the effect of whistle noise, it is preferable that in some embodiments the airflow channel is provided intermittently, i.e. the airflow channel in these embodiments may not be a whole and may have many mouths in between. Preferably, in some embodiments, the length of the air flow channel is 96% to 98% of the length of the box body, and this design can form a little small gap when the box bodies are stacked and installed, so that the dissipation of hot air can be improved, and meanwhile, the noise of a whistle pipe can be avoided. Preferably, in some embodiments, the heat dissipation fins are further bent from the body to form a wind dissipation direction channel forming an included angle with the wind flow channel, the wind dissipation direction channel is used for forming an angle of 150 to 170 degrees with the advancing direction of the new energy vehicle, and the angle design enables the wind entering the air inlet grid to have a larger contact area and a larger dissipation path on the premise of avoiding increasing wind resistance. Preferably, in some embodiments, the number of the wind direction dissipating channels is multiple, and the end of each wind direction dissipating channel communicated with the wind direction dissipating channel is distributed in an equal-diameter spiral manner, so that the design can not only improve the heat dissipation contact area and the hot wind dissipation path, but also better avoid the generation of whistle noise. Preferably, in some embodiments, the cooling fin is further provided with a sound-deadening sponge at the end of the airflow channel, that is, the end not facing the forward direction of normal driving. Preferably, in some embodiments, the heat sink forms a plurality of the airflow channels, and the airflow channels are parallel to each other. Preferably, in some embodiments, two adjacent air flow channels are further communicated with each other through at least one wind dispersing direction channel. In some embodiments, two adjacent wind flow channels are also communicated with each other through a plurality of wind dispersing direction channels. This design not only can utilize the interior space of car to promote the energy in the finite volume to break through the free limit of battery and promote energy density to a certain extent, can also make full use of the wind-force heat dissipation of driving but not increase too big windage, especially can cooperate the cavity and both ends open-ended cooling tube to promote the free radiating effect of battery inside the box jointly.

Preferably, in some embodiments, the battery case further comprises a flow conduit located inside the case, that is, inside the case of the case; preferably, in some embodiments, the flow conduit has a cooling fluid therein to effect fluid cooling. Preferably, in some embodiments, the flow conduit is located inside the housing and the flow conduit is located in the interstice. Preferably, in some embodiments, the matrix is a thermally conductive resin. The thermally conductive resin can be directly commercially available. The heat conductive resin has a good heat dissipation effect when matched with the flow pipeline. Preferably, in some embodiments, the flow conduit is open at both ends and is arranged in a hollow manner, i.e. has a cylindrical shape, and the flow conduit is open at both ends through the housing, i.e. air can enter the flow conduit from the outside of one side of the housing and then flow out to the outside of the other side of the housing. The design can realize good air cooling effect. In some embodiments, the flow conduit is a round tube. Preferably, in some embodiments, the circulation duct is configured to be arranged parallel to a body direction of the new energy automobile to which the battery pack is mounted, namely a general driving direction of the automobile, and the design enables wind entering an air inlet grid of the new energy automobile to take more heat of the battery cells in the shell away from the circulation duct under the condition of slightly increasing wind resistance. It should be noted that, the circulation pipeline and the air flow pipeline are not absolutely plugging designs, but only narrow small channels are added to the air entering the air inlet grid, namely more outlets are provided on the original ventilation structure, so that the wind power naturally occurring in the traveling crane is ingeniously utilized without increasing the wind resistance, and the air cooling effect is directly acted on the battery box and the battery monomer therein, thereby reducing the heating degree of the battery monomer and reducing the possibility of safety accidents. In some embodiments, the pipe diameter of the circulation pipe and the pipe diameter of the airflow channel are 1: 8 to 1: 10. the matching of the air flow channel and the air dispersing direction channel can further match with a circulation pipeline to promote the heat dissipation of the battery monomer in the battery box, the pipe diameter of the circulation pipeline is smaller and is usually not larger than a millimeter magnitude under the condition of pursuing the requirement of energy density, and the air flow channel can be slightly larger and can be in a centimeter magnitude; the angle design of the air dissipation direction channel can enable the air entering the air inlet grid to have larger contact area and dissipation path on the premise of avoiding increasing the wind resistance, so that the air entering the air inlet grid of the new energy automobile takes away more heat of the battery monomer inside the shell from the circulating pipeline, the air flow channel and the air dissipation direction channel without increasing too large wind resistance, and the ventilation performance is increased; the air flow channel is matched with the hollow flow channel with openings at two ends penetrating through the shell, and the battery box has excellent heat dissipation function of both inside and outside in the current technical background environment without improving the heat generation of the battery monomer. Preferably, in an embodiment, the battery box is further provided with an induction baffle at a position corresponding to each of the flow conduits on the box body or the casing thereof, the induction baffle is connected to an induction control structure, and the induction control structure is further configured to control the induction baffle to be closed or opened when a preset induction condition is met. Preferably, in an embodiment, the induction baffle is a baffle provided with a plurality of grids, and the positions of the grids are arranged in one-to-one correspondence to the positions of the circulation pipelines. This response baffle design cooperation circulation pipeline, the inside air inlet condition of battery box can be controlled, and when battery monomer was overheated, can close the circulation pipeline air inlet when cutting off the circuit, only dispel the heat through modes such as fin, avoids the wind-force combustion-supporting of overheated spontaneous combustion to cause serious incident.

In some embodiments, the new energy automobile comprises a battery mounting frame and the battery box in any embodiment, and the box body of the battery box is slidably mounted on the battery mounting frame through the mounting chute. Preferably, in some embodiments, the battery mounting bracket is provided with a mounting chute matching with the mounting chute, the mounting chute is used for matching and sliding mounting on the mounting chute of the battery mounting bracket, where "up" is a relative concept, and it can also be understood that the mounting chute is used for matching and sliding mounting in the mounting chute of the battery mounting bracket. In some embodiments, the new energy automobile further comprises an enclosing plate with an open side, and the installation direction of the battery box is perpendicular to the use direction of the enclosing plate. The coaming includes preceding that is located locomotive the place ahead encloses, is located the front fender of locomotive both sides, is located the side coaming of automobile body, is located the lower coaming of automobile body below and/or is located the rear fender of rear of a vehicle etc.. Preferably, in some embodiments, the shape of the battery case includes at least one of an E-shape, an H-shape, an L-shape, a T-shape, and a V-shape, or a combination of at least two of the E-shape, the H-shape, the L-shape, the T-shape, and the V-shape. Preferably, in some embodiments, in the new energy automobile, a plurality of the battery boxes are stacked. According to the design, the preset shape of the box body is set according to requirements, the box body can be matched and adapted to the limited space in the automobile, so that the adaptability of the layout of the battery box is improved, and the battery box can be well placed above a tire or in a front cabin, a middle cabin or a rear cabin; the design mode that only the installation part is arranged on one bottom surface and the installation tool is connected to apply force to the box body not only enables the disassembly and assembly efficiency of the battery box during maintenance or repair to be high, but also enables the space to be saved in the aspect of appearance design of the battery box on the bottom surface, so that the energy density is improved by relatively arranging more battery monomers; the mounting sliding groove can help an operator to quickly position and align and stably mount the battery box; the abutting assembly and the elastic abutting piece thereof enable an operator to know that the elastic abutting assembly is installed at a proper position during installation; and a plurality of stacked cases can be adapted to various in-vehicle mounting positions.

It should be noted that some embodiments of the present invention further include a new energy vehicle and a battery box thereof, which are obtained by combining the above embodiments; or the technical characteristics of part or even all of the parts are combined with each other to obtain the new energy automobile and the battery box thereof.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The battery box is characterized by comprising a box body which is integrally in a preset shape, wherein battery monomers and connecting circuits thereof which are regularly arranged are arranged in the box body;

the box body is internally provided with at least two abutting components, each abutting component comprises an abutting part and an elastic abutting part, the abutting part is connected with the elastic abutting part, the elastic abutting part is partially exposed out of the box body in a natural state and is partially positioned in the abutting part, and the elastic abutting part is completely positioned in the abutting part in a stressed state; the mounting part is provided with stress points in a balanced manner relative to the bottom surface where the mounting part is located, the groove depth of the mounting chute is in millimeter level, and the abutting components are arranged in a mutually ectopic manner relative to the outside of the box body, so that a connecting line of any two elastic abutting parts in a natural state is not parallel to the mounting direction of the box body; the box body is also provided with a butting position corresponding to the position of the elastic butting piece in a matching way, and the butting position is used for being vacant or matched with the elastic butting piece of other box bodies; when the abutting position is matched with the elastic abutting pieces of other box bodies, the abutting position and the elastic abutting pieces are tightly matched to be fixed with each other; the elastic abutting part comprises an abutting part, a shaft connecting part and an elastic part, the abutting part is provided with two ends, the first end of the abutting part is rotatably arranged in the box body through the shaft connecting part and is positioned in the abutting part, the elastic part is provided with two ends, the first end of the elastic part is connected with the abutting part, the second end of the elastic part is connected with the second end of the abutting part, the elastic part pushes out the second end of the abutting part in a natural state and is exposed outside the box body, the first end of the abutting part is positioned in the abutting part, the second end of the abutting part presses down the second end of the elastic part in a stressed state, and the second end of the abutting part is completely positioned in the abutting part;

the box body is provided with a avoidance groove at the position, corresponding to the elastic deformation position of each elastic abutting part, of the wall part of the box body, the extension direction of the avoidance groove is parallel to the installation direction of the box body, and the elastic abutting parts are rotatably arranged relative to the avoidance groove in a stressed state, so that the included angle between the elastic deformation direction of the elastic abutting parts and the installation direction of the box body is changed within the range of 50-90 degrees.

2. The battery box according to claim 1, wherein the elastic abutting member is arranged in a conductive manner to form a conductive connection terminal, and the abutting portion is arranged in an insulating manner.

3. The battery box according to claim 1, wherein the predetermined shape is a prism or a cylinder, and wherein the height of the predetermined shape is 5 to 25 times the maximum diameter of the predetermined shape.

4. The battery case according to claim 3, wherein the prism body is a rectangular parallelepiped, and an aspect ratio of a bottom surface of the rectangular parallelepiped is 2 to 6.

5. The battery box according to claim 1, wherein the mounting sliding grooves are convex grooves or concave grooves, and the number of the mounting sliding grooves is plural; the box body or the shell thereof is provided with a plurality of side surfaces, wherein one side surface is provided with an installation sliding groove parallel to the extending direction of the side surface, the other side surfaces are provided with a pair of parallel side surfaces, the outer part of the pair of parallel side surfaces is provided with a convex groove group and a concave groove group matched with the convex groove group, the convex groove group is positioned on one side surface of the pair of side surfaces, and the concave groove group is positioned on the other side surface of the pair of side surfaces; the groove group is used for being vacant or matched with the convex groove group of other box bodies; the convex groove group is used for being vacant or matched with the concave groove groups of other box bodies; the convex groove group comprises at least two parallel convex groove bodies; the groove group comprises at least two parallel concave groove bodies; the box body is also provided with radiating fins outside the box body, the radiating fins are used for being vacant or matched with radiating fins of other box bodies, when the radiating fins are matched with radiating fins of other box bodies, the outer surfaces of the radiating fins and the radiating fins of the other box bodies are tightly matched and mutually fixed, and gaps are reserved inside the radiating fins and the radiating fins of the other box bodies.

6. The battery box of claim 5, wherein the mounting channel has a rectangular channel surface.

7. The battery box according to claim 1, wherein the abutting portion has a cylindrical shape or a combined strip shape.

8. The battery box of claim 1, wherein the mounting portion is a groove, a screw, a perforation, or a handle.

9. A new energy automobile, characterized in that, it has battery mounting bracket and according to any one of claims 1-8 the battery box, the box of battery box through the installation spout slidable mounting in the battery mounting bracket.

10. The new energy automobile as claimed in claim 9, further comprising a side opening coaming, wherein the installation direction of the battery box is perpendicular to the use direction of the coaming.