CN212648399U

CN212648399U - Lithium battery box and lithium battery box fixing device

Info

Publication number: CN212648399U
Application number: CN202021730781.7U
Authority: CN
Inventors: 柯巍; 吴德胜
Original assignee: Wuxi Geyuan New Energy Power Co ltd
Current assignee: Wuxi Geyuan New Energy Power Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-03-02
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a lithium battery box and a lithium battery box fixing device, wherein the lithium battery box comprises a box body with a top opening and an upper cover with a bottom opening, and the upper cover is slidably sleeved on the top of the box body; the side wall of the box body is provided with a plurality of mounting holes which are arranged at intervals along the height direction of the box body, and the position of the upper cover corresponding to the mounting holes is provided with an adjusting hole; the inside of box body is provided with lithium cell group, the lateral wall of box body is provided with the arch, the arch is along the direction of height of box body extends the setting, the inside wall of upper cover with the position that the arch corresponds is provided with the recess, protruding slip sets up in the recess. The utility model discloses can make the upper cover slide in order to adjust the size of the cavity that upper cover and box body formed at the box body top to can adjust the battery capacity of lithium battery box, improve the application scope of lithium battery box.

Description

Lithium battery box and lithium battery box fixing device

Technical Field

The utility model relates to an electric motor car spare part technical field especially relates to a lithium battery box and lithium battery box fixing device.

Background

With the popularization and the continuous development of electric vehicles, people have higher and higher requirements on the electric vehicles. The electric vehicle not only needs to meet the sensory and aesthetic requirements of people in appearance, but also needs to meet the use requirements of people in function and practicability. The conventional electric vehicle battery comprises a lead-acid battery and a lithium battery, and the lead-acid battery has a large volume and a large weight, so that the demand of people on miniaturization and light electric vehicles can not be met more and more. The lithium battery has high safety, good environmental adaptability, ultra-long cycle life, and high energy density, and can realize the miniaturization and light weight of the battery box. However, the battery capacity of the existing lithium battery box is fixed, and lithium battery boxes with different battery capacities need to be manufactured according to different requirements, so that the manufacturing cost is high, and the application range is narrow.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compact structure and can adjust battery capacity's lithium battery box and lithium battery box fixing device.

In order to solve the technical problem, one technical scheme adopted by the utility model is to provide a lithium battery box, which comprises a box body with an opening at the top and an upper cover with an opening at the bottom, wherein the upper cover is slidably sleeved at the top of the box body; the side wall of the box body is provided with a plurality of mounting holes which are arranged at intervals along the height direction of the box body, and the position of the upper cover corresponding to the mounting holes is provided with an adjusting hole; the inside of box body is provided with lithium cell group, the lateral wall of box body is provided with the arch, the arch is along the direction of height of box body extends the setting, the inside wall of upper cover with the position that the arch corresponds is provided with the recess, protruding slip sets up in the recess.

In one embodiment, the protrusion extends along a top end of the outer sidewall of the case to a bottom end thereof.

In a specific embodiment, the four outer side walls of the box body are provided with the protrusions, the number of the protrusions is at least two, and the protrusions are arranged in parallel at intervals; correspondingly, four inside walls of the upper cover are provided with the grooves, and the number of the grooves is at least two.

In a specific embodiment, the protrusion is semi-cylindrical and is provided with an arc surface and a plane, the plane is connected with the outer side wall of the box body, and the arc surface is connected with the groove in a sliding manner; correspondingly, the groove is also in a semi-cylindrical shape.

In a specific embodiment, the upper cover is provided with a handle, a socket module and a power display module.

In order to solve the technical problem, the utility model discloses a further technical scheme be provided a lithium battery box fixing device, include as above lithium battery box and fixing base, the bottom of the box body of lithium battery box is provided with the slot, be provided with the boss on the fixing base, the lithium battery box passes through the slot with the boss is pegged graft and is fixed.

In a specific embodiment, fixing base open-top sets up, the lateral wall of the box body of lithium battery box with the inside wall of fixing base passes through buffering subassembly and connects, the interior diapire of fixing base is provided with the boss.

In a specific embodiment, the buffer assembly comprises a mounting seat, a pressing seat is slidably arranged in the mounting seat, and a spring is arranged between the mounting seat and the pressing seat; and one end of the pressing seat close to the box body is provided with a pressing block through a rotating shaft.

In a specific embodiment, a sliding groove is formed in the side wall of the mounting seat, a sliding rod is arranged in the sliding groove in a sliding mode, and the sliding rod is fixedly connected with the pressing seat.

In a specific embodiment, the pressing block is a sphere, and the rotating shaft is arranged at the diameter of the sphere.

The technical scheme provided by the utility model, following advantage has:

compared with the prior art, the embodiment of the utility model provides a through be provided with a plurality of mounting holes and a plurality of mounting holes along the direction of height interval setting of box body at the lateral wall of box body, be provided with the regulation hole in the position that upper cover and mounting hole correspond, according to different demands, can make the upper cover slide in the box body top in order to adjust the size of the cavity that upper cover and box body formed, and after adjusting to finish, can pass regulation hole and different mounting holes through fasteners such as screw and fix upper cover and box body, thereby can adjust the battery capacity of lithium battery box, improve the application scope of lithium battery box; further, through the lateral wall at the box body be provided with protruding and protruding along the direction of height extension setting of box body, the inside wall of upper cover is provided with the recess with protruding position that corresponds, and protruding slip sets up in the recess to make the upper cover can establish at the box body top steadily and slide from top to bottom along the box body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic top view of an embodiment of the lithium battery pack of the present invention;

fig. 3 is a schematic bottom view of an embodiment of the lithium battery pack of the present invention;

fig. 4 is a schematic structural diagram of an embodiment of the lithium battery box fixing device of the present invention;

fig. 5 is a schematic structural diagram of a buffer assembly in an embodiment of the lithium battery box fixing device of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the embodiment of the lithium battery box of the present invention includes a box body 2 with an opening at the top and an upper cover 1 with an opening at the bottom, wherein the upper cover 1 is slidably sleeved on the top of the box body 2; a plurality of mounting holes 21 are formed in the side wall of the box body 2, the mounting holes 21 are arranged at intervals along the height direction (the vertical direction in fig. 1) of the box body 2, and adjusting holes 11 are formed in the positions, corresponding to the mounting holes 21, of the upper cover 1; the inside of box body 2 is provided with lithium cell group, and the lateral wall of box body 2 is provided with arch 22, and arch 22 extends the setting along the direction of height of box body 2, and the inside wall of upper cover 1 is provided with recess 12 with the position that arch 22 corresponds, and arch 22 slides and sets up in recess 12.

The embodiment of the utility model provides a through be provided with a plurality of mounting holes 21 and a plurality of mounting holes 21 along the direction of height interval setting of box body 2 at the lateral wall of box body 2, be provided with regulation hole 11 in the position that upper cover 1 corresponds with mounting hole 21, according to different demands, can make upper cover 1 slide in the top of box body 2 in order to adjust the size of the cavity that upper cover 1 and box body 2 formed, and after adjusting, can pass regulation hole 11 and different mounting holes 21 through fasteners such as screw and fix upper cover 1 and box body 2, thereby can adjust the battery capacity of lithium battery box, improve the application scope of lithium battery box; further, through being provided with protruding 22 and extend the setting along the direction of height of box body 2 at the lateral wall of box body 2, the inside wall of upper cover 1 is provided with recess 12 with the position that protruding 22 corresponds, and protruding 22 slides and sets up in recess 12 to make upper cover 1 can overlap stably and establish at box body 2 top and slide from top to bottom along box body 2 steadily.

In this application, box body 2 and upper cover 1 all have the cavity, and the lateral wall of definition box body 2 and upper cover 1 is the inside wall near one side of cavity, and the one side of keeping away from the cavity is the lateral wall.

In the present embodiment, the protrusion 22 extends along the top end of the outer sidewall of the case 2 to the bottom end thereof. In this way, the protrusions 22 may also function as reinforcing ribs, which may improve the structural strength of the case body 2 and prevent the case body 2 from being deformed.

In this embodiment, the four outer side walls of the box body 2 are provided with at least two protrusions 22, and the protrusions 22 are arranged in parallel at intervals; correspondingly, four inner side walls of the upper cover 1 are provided with grooves 12, and the number of the grooves 12 is at least two. Thus, the structural strength of the case 2 can be greatly improved, and the case 2 can be effectively prevented from being deformed.

In this embodiment, the protrusion 22 is in a semi-cylindrical shape and has an arc surface and a plane, the plane is connected with the outer side wall of the box body 2, and the arc surface is slidably connected with the groove 12; correspondingly, the groove 12 is also semi-cylindrical.

In the present embodiment, the upper cover 1 is provided with a handle 13, a socket module 14, and a power display module 15. The handle 13 can be rotatably arranged on the upper cover 1 and can be accommodated in the avoidance groove 131 on the upper cover 1 when the handle 13 is not used; the socket module 14 can adopt different types of sockets as required, and the modularized socket improves the application range of the lithium battery box; the electric quantity display module 15 can display the electric quantity of the lithium battery pack in the lithium battery box, for example, an LED display lamp is adopted, and the electric quantity is displayed by the quantity of the LED display lamps which are turned on.

Referring to fig. 4-5, the embodiment of the fixing device for a lithium battery box of the present invention includes a lithium battery box and a fixing base 3, wherein the bottom of the box body 2 of the lithium battery box is provided with a slot 23, the fixing base 3 is provided with a boss (not shown), the fixing base 3 can be arranged on an electric vehicle, and the lithium battery box is inserted and fixed through the slot 23 and the boss.

In this embodiment, 3 open-top of fixing base sets up, and the lateral wall of the box body 2 of lithium battery box is connected through buffer assembly 4 with the inside wall of fixing base 3, and the interior diapire of fixing base 3 is provided with the boss. Like this, when the electric motor car went on the road surface of jolting, the lithium cell box can cushion the shock attenuation in fixing base 3.

In this application, fixing base 3 has the inner chamber, and the one side that the lateral wall of definition fixing base 3 is close to the cavity is the inside wall, and the one side of keeping away from the cavity is the lateral wall, and the one side that the diapire of fixing base 3 is close to the cavity is interior diapire.

In the present embodiment, the damping assembly 4 includes a mounting seat 41, a pressing seat 44 is slidably disposed in the mounting seat 41, and a spring 42 is disposed between the mounting seat 41 and the pressing seat 44; one end of the pressing base 44 close to the box body 2 is provided with a pressing block 46 through a rotating shaft 45. The pressing block 46 is abutted against the outer side wall of the box body 2 through the abutting seat 44 of the spring 42, and when the lithium battery box shakes, the spring 42 applies acting force to the box body 2 to buffer and absorb shock to the box body 2.

In this embodiment, the side wall of the mounting seat 41 is provided with a sliding slot 411, a sliding rod 43 is slidably arranged in the sliding slot 411, and the sliding rod 43 and the pressing seat 44 are fixedly connected. By sliding the sliding rod 43 in the sliding slot 411, the moving stroke of the pressing base 44 can be limited, the pressing base 44 is prevented from being separated from the mounting base 41, and the movement of the pressing base 44 in the mounting base 41 can be more stable.

In the present embodiment, the pressing piece 46 is a sphere, and the rotating shaft 45 is provided at the diameter of the sphere. The spherical pressing block 46 is adopted, so that the lithium battery box can be conveniently installed on the fixed seat 3.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The lithium battery box is characterized by comprising a box body with an opening at the top and an upper cover with an opening at the bottom, wherein the upper cover is sleeved at the top of the box body in a sliding manner; the side wall of the box body is provided with a plurality of mounting holes which are arranged at intervals along the height direction of the box body, and the position of the upper cover corresponding to the mounting holes is provided with an adjusting hole; the inside of box body is provided with lithium cell group, the lateral wall of box body is provided with the arch, the arch is along the direction of height of box body extends the setting, the inside wall of upper cover with the position that the arch corresponds is provided with the recess, protruding slip sets up in the recess.

2. The lithium battery cell of claim 1, wherein the protrusion extends along a top end of an outer sidewall of the cell to a bottom end thereof.

3. The lithium battery box according to claim 2, wherein the protrusions are arranged on four outer side walls of the box body, the number of the protrusions is at least two, and the protrusions are arranged in parallel at intervals; correspondingly, four inside walls of the upper cover are provided with the grooves, and the number of the grooves is at least two.

4. The lithium battery box of claim 1, wherein the protrusion is semi-cylindrical and has an arc surface and a flat surface, the flat surface is connected with the outer side wall of the box body, and the arc surface is slidably connected with the groove; correspondingly, the groove is also in a semi-cylindrical shape.

5. The lithium battery box of claim 1, wherein the upper cover is provided with a handle, a socket module and a power display module.

6. A lithium battery box fixing device is characterized by comprising the lithium battery box and a fixing seat according to any one of claims 1 to 5, wherein a slot is formed in the bottom of the box body of the lithium battery box, a boss is arranged on the fixing seat, and the lithium battery box is fixed through the insertion of the slot and the boss.

7. The lithium battery box fixing device of claim 6, wherein the fixing seat is provided with a top opening, the outer side wall of the box body of the lithium battery box is connected with the inner side wall of the fixing seat through a buffering assembly, and the boss is arranged on the inner bottom wall of the fixing seat.

8. The lithium battery box fixing device according to claim 7, wherein the buffer assembly comprises a mounting seat, a pressing seat is slidably arranged in the mounting seat, and a spring is arranged between the mounting seat and the pressing seat; and one end of the pressing seat close to the box body is provided with a pressing block through a rotating shaft.

9. The lithium battery box fixing device of claim 8, wherein a sliding groove is formed in a side wall of the mounting seat, a sliding rod is arranged in the sliding groove in a sliding mode, and the sliding rod is fixedly connected with the pressing seat.

10. The lithium battery box fixing device of claim 9, wherein the pressing block is a sphere, and the rotating shaft is arranged at the diameter of the sphere.