Integrated battery module structure

Abstract

The utility model relates to the technical field of battery packs, in particular to an integrated battery module structure which comprises a positioning partition plate, a plurality of mutually symmetrical module positioning areas are respectively arranged on the surface and the bottom surface of the positioning partition plate, and screw rod through holes through which screw rods penetrate and positioning pins capable of positioning battery modules are arranged in the module positioning areas; the battery module comprises module end plates which are positioned at the two ends and are symmetrical to each other; screw rod serial connection holes for serial connection of the screw rods and positioning pin holes for sleeving the positioning pins are formed in the module end plates. The integrated battery module structure has the advantages that the structure is simple, the upper and lower and / or left and right battery modules can be quickly positioned, stacked and mounted conveniently, the assembly efficiency of the battery modules can be effectively improved, and the stability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of battery packs, and in particular to an integrated battery module structure. Background Art

[0002] At present, new energy vehicles have attracted wide attention from all walks of life due to their excellent environmental performance. The requirements for new energy vehicles are also constantly increasing. As a new energy vehicle, electric vehicles are also developing in the direction of high safety, high energy ratio and light weight. The main factor that determines the mileage of electric vehicles is the power supply battery. Different specifications of power supply batteries can be selected for different models to meet driving requirements.

[0003] The power supply battery for electric vehicles is generally a battery pack composed of multiple battery modules, that is, multiple battery modules are stacked up and down in the same box, and then the battery modules are connected. In traditional technology, the connection between multiple battery modules is mostly stacked in a frame structure. When the battery module is subjected to external impact or vibration, it is very easy to cause the displacement between the stacked battery modules, thus affecting the life of the battery pack.

[0004] Therefore, a new technical solution is urgently needed to solve the above technical problems. Utility Model Content

[0005] The purpose of the present utility model is to overcome the above-mentioned problems of the prior art and to provide an integrated battery module structure for solving the problem that in the traditional technology, when battery modules are stacked in a frame structure, they are easily susceptible to external impact or vibration, which may cause displacement between the stacked battery modules up and down or left and right, thereby affecting the life of the battery pack.

[0006] The above objectives are achieved through the following technical solutions:

[0007] An integrated battery module structure comprises a positioning partition, wherein the surface and bottom of the positioning partition are respectively provided with a plurality of mutually symmetrical module positioning areas, wherein the module positioning areas are provided with screw holes for screws to pass through, and positioning pins capable of positioning the battery module;

[0008] The battery module comprises module end plates located at both ends and symmetrical to each other. The module end plates are provided with screw connection holes for connecting the screws in series and positioning pin holes for sleeve-mounting the positioning pins.

[0009] Furthermore, there are four screw through holes in each module positioning area, and the four screw through holes correspond to four corners of the battery module respectively;

[0010] Correspondingly, the number of the screw serial connection holes on each module end plate is 2.

[0011] Furthermore, the number of the positioning pins in each module positioning area is not less than 2, and correspondingly, the number of the positioning pin holes on each module end plate is not less than 2.

[0012] Furthermore, there are two positioning pins in each module positioning area, and the two positioning pins are arranged diagonally.

[0013] Furthermore, the number of the positioning pins in each module positioning area is 4, and the 4 positioning pins correspond to the 4 corners of the battery module respectively;

[0014] Correspondingly, the number of the positioning pin holes on each module end plate is 4.

[0015] Furthermore, the positioning pin hole and the screw rod serial connection hole are both through holes that can penetrate the upper and lower ends of the module end plate, and the positioning pin hole and the screw rod serial connection hole are parallel to each other.

[0016] Furthermore, the screw rod serial connection hole is located on the inner side of the positioning pin hole.

[0017] Furthermore, the screw is a T-shaped screw, and the bottom end is screwed via a nut.

[0018] Furthermore, the positioning pin hole is a blind hole opened on the module end plate, and the depth of the blind hole is not less than the length of the positioning pin.

[0019] Furthermore, the positioning partition is a metal plate.

[0020] Beneficial Effects

[0021] The utility model provides an integrated battery module structure, which facilitates the precise positioning of the battery module by providing a positioning partition with a module positioning area; and through the interaction between the module end plate provided with positioning pin holes and screw series holes, and the positioning pins provided on the positioning partition and the screw through holes, the upper and lower battery modules can be quickly positioned and stacked and locked relative to the positioning partition. The integrated battery module structure is not only simple in structure, but also convenient for the rapid positioning and stacking installation of the upper and lower and / or left and right battery modules, which can effectively improve the assembly efficiency of the battery module and has high stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a structural schematic diagram of an integrated battery module structure described in the utility model;

[0023] Figure 2 This is a schematic diagram of the assembly of an integrated battery module structure described in the utility model;

[0024] Figure 3It is a structural schematic diagram of a positioning partition in an integrated battery module structure described in the utility model.

[0025] Graphic marking:

[0026] 1-positioning partition, 2-module positioning area, 3-screw, 4-screw through hole, 5-battery module, 6-module end plate, 7-positioning pin, 8-screw series hole, 9-positioning pin hole. DETAILED DESCRIPTION

[0027] The utility model is further described in detail below based on the accompanying drawings and embodiments. The described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] like Figure 1 and 3 As shown, the present solution provides an integrated battery module structure, including a positioning partition 1, wherein the surface and bottom of the positioning partition 1 are respectively provided with a plurality of mutually symmetrical module positioning areas 2, wherein the module positioning areas 2 are provided with screw holes 4 for screws 3 to pass through, and positioning pins 7 capable of positioning the battery module 5;

[0029] The battery module 5 comprises module end plates 6 located at both ends and symmetrical to each other, and the module end plates 6 are provided with screw connection holes 8 for connecting the screws 3 in series, and positioning pin holes 9 for sleeve mounting the positioning pins 7;

[0030] Specifically, Figure 2 As shown, this embodiment can be used to position the two battery modules 5 located on the surface and bottom of the positioning partition 1 in the designated module positioning area 2 by inserting the positioning pin 7 through the positioning pin hole 9, and longitudinally connect them in series through the screw 3 to achieve stacking of the battery modules 5.

[0031] As an optimization of the screw through holes 4 in this embodiment, there are four screw through holes 4 in each module positioning area 2, and the four screw through holes 4 correspond to the four corners of the battery module 5 respectively;

[0032] Correspondingly, the number of the screw serial connection holes 8 on each module end plate 5 is 2.

[0033] The positioning pins 7 in this embodiment are used to quickly arrange the battery module 5 in the designated module positioning area 2. Therefore, the number of the positioning pins 7 in each module positioning area 2 is not less than 2, and correspondingly, the number of the positioning pin holes 9 on each module end plate 6 is not less than 2; the structural forms of the positioning pins 7 in this embodiment include but are not limited to the following two types provided in this embodiment:

[0034] The first one is that the number of the positioning pins 7 in each module positioning area 2 is two, and the two positioning pins 7 are arranged diagonally.

[0035] The second type is that the number of the positioning pins 7 in each module positioning area 2 is 4, and the 4 positioning pins 7 correspond to the 4 corners of the battery module 5 respectively; correspondingly, the number of the positioning pin holes 9 on each module end plate 6 is 4.

[0036] As an optimization of the positioning pin hole 9 and the screw series hole 8 in this embodiment, the positioning pin hole 9 and the screw series hole 8 are both through holes that can penetrate the upper and lower ends of the module end plate 6, and the positioning pin hole 9 and the screw series hole 8 are parallel to each other.

[0037] Alternatively, the positioning pin hole 9 is a blind hole opened on the module end plate 6 , and the depth of the blind hole is not less than the length of the positioning pin 7 .

[0038] It should be noted that the screw rod serial connection hole 8 in this embodiment is located inside the positioning pin hole 9, which can better facilitate positioning and assembly.

[0039] In addition, the screw rod 3 in this embodiment is a T-shaped screw rod, and the bottom end is screwed with a nut to achieve vertical quick connection between the two battery modules 5 and the module end plate 6.

[0040] The positioning partition 1 is preferably a metal plate, the surface of which can support more of the battery modules.

[0041] The above description is only for illustrating the implementation mode of the present invention and is not intended to limit the present invention. For those skilled in the art, any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An integrated battery module structure, characterized in that: It comprises a positioning partition (1), wherein the surface and bottom of the positioning partition (1) are respectively provided with a plurality of mutually symmetrical module positioning areas (2), wherein the module positioning areas (2) are provided with screw through holes (4) for screws (3) to pass through, and positioning pins (7) capable of positioning the battery module (5); The battery module (5) comprises module end plates (6) located at both ends and symmetrical to each other, the module end plates (6) being provided with screw connection holes (8) for connecting the screws (3) in series, and positioning pin holes (9) for sleeve-mounting the positioning pins (7).

2. The integrated battery module structure according to claim 1, characterized in that: There are four screw through holes (4) in each module positioning area (2), and the four screw through holes (4) correspond to four corners of the battery module (5) respectively; Correspondingly, the number of the screw rod serial connection holes (8) on each module end plate (6) is 2.

3. An integrated battery module structure according to claim 1 or 2, characterized in that: The number of the positioning pins (7) in each module positioning area (2) is not less than 2, and correspondingly, the number of the positioning pin holes (9) on each module end plate (6) is not less than 2.

4. The integrated battery module structure according to claim 3, characterized in that: The number of the positioning pins (7) in each module positioning area (2) is two, and the two positioning pins (7) are arranged diagonally.

5. The integrated battery module structure according to claim 3, characterized in that: The number of the positioning pins (7) in each module positioning area (2) is four, and the four positioning pins (7) correspond to the four corners of the battery module (5) respectively; Correspondingly, the number of the positioning pin holes (9) on each module end plate (6) is four.

6. The integrated battery module structure according to claim 1, characterized in that: The positioning pin hole (9) and the screw rod serial connection hole (8) are both through holes that can penetrate the upper and lower ends of the module end plate (6), and the positioning pin hole (9) and the screw rod serial connection hole (8) are parallel to each other.

7. The integrated battery module structure according to claim 6, characterized in that: The screw rod serial connection hole (8) is located inside the positioning pin hole (9).

8. The integrated battery module structure according to claim 1, characterized in that: The screw rod (3) is a T-shaped screw rod, the bottom end of which is screwed on by a nut.

9. The integrated battery module structure according to claim 1, characterized in that: The positioning pin hole (9) is a blind hole opened on the module end plate (6), and the depth of the blind hole is not less than the length of the positioning pin (7).

10. The integrated battery module structure according to claim 1, characterized in that: The positioning partition (1) is a metal plate.

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