CN219696582U - Battery device and power utilization device - Google Patents
Battery device and power utilization device Download PDFInfo
- Publication number
- CN219696582U CN219696582U CN202321120809.9U CN202321120809U CN219696582U CN 219696582 U CN219696582 U CN 219696582U CN 202321120809 U CN202321120809 U CN 202321120809U CN 219696582 U CN219696582 U CN 219696582U
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- battery
- positioning
- battery pack
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- pack
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- 230000000694 effects Effects 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract 1
- 230000000670 limiting effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a battery device and an electricity utilization device, wherein the battery device comprises: at least two rows of battery packs, wherein the at least two rows of battery packs extend along the same direction, and the adjacent two rows of battery packs are arranged in a staggered manner; the extending direction of the battery bracket is the same as that of the battery pack, and the battery pack is placed on the battery bracket; the positioning piece is arranged on the battery bracket and is arranged at least one end part of the extending direction of the battery pack. According to the battery device, the locating piece is arranged to limit the end part of the battery pack in the extending direction, so that the battery pack can be placed at a designated position, a preset arrangement effect is achieved, and the structural stability of the battery device is guaranteed. On the basis that the structural stability of the battery device is improved through regular arrangement of the battery packs, the battery device is used in the power utilization device, the safety of the power utilization device can be improved, and safety accidents are avoided.
Description
Technical Field
The present utility model relates to the field of battery technologies, and in particular, to a battery device and an electric device.
Background
With the development and progress of technology, electric vehicles are increasingly used. A battery pack is provided in an electric vehicle for storing electric energy and supplying the electric vehicle with energy. The battery pack generally includes a case and a plurality of battery packs provided in the case. In the prior art, when a plurality of rows of battery packs are arranged, two arrangement methods are generally available, wherein the first method is that the plurality of rows of battery packs are arranged side by side, namely, the corresponding ends of the plurality of rows of battery packs are flush; the second is that the battery packs in multiple columns are arranged in a staggered way, namely, the corresponding ends of the two adjacent battery packs are staggered.
With the second arrangement method, when the battery pack is assembled into the battery pack, it is difficult for the battery pack to be accurately assembled into a specified position, and in the case of movement of the battery pack or the like, the position of the battery pack is easily shifted, so that a preset arrangement effect is not achieved.
Disclosure of Invention
In order to solve the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a battery device, which can accurately define the assembly position of a battery pack to achieve a predetermined arrangement effect.
In order to solve the above-mentioned drawbacks of the prior art, a second object of the present utility model is to provide an electric device with high safety.
According to one of the purposes of the utility model, the technical scheme is as follows:
a battery device, comprising:
at least two rows of battery packs, wherein the at least two rows of battery packs extend along the same direction, and the adjacent two rows of battery packs are arranged in a staggered manner;
the extending direction of the battery bracket is the same as that of the battery pack, and the battery pack is placed on the battery bracket;
the positioning piece is arranged on the battery bracket and is arranged at least one end part of the extending direction of the battery pack.
According to the battery device, the locating piece is arranged to limit the end part of the battery pack in the extending direction, so that the battery pack can be placed at the appointed position, the preset arrangement effect is achieved, and the structural stability of the battery device is guaranteed.
The technical scheme provided by the second purpose of the utility model is as follows:
an electric device comprises the battery device.
On the basis that the structural stability of the battery device is improved through regular arrangement of the battery packs, the battery device is used in the power utilization device, the safety of the power utilization device can be improved, and safety accidents are avoided.
Drawings
Fig. 1 is a schematic view of a battery device according to an embodiment;
FIG. 2 is a schematic view of a battery pack positioned on a battery carrier according to an embodiment;
fig. 3 is a schematic view of a portion of the structure of fig. 2.
Wherein the reference numerals have the following meanings:
1. a battery pack; 11. a single battery; 2. a battery bracket; 3. a positioning piece; 4. a positioning part; 5. an outer frame; 51. a first end beam; 52. a second end beam; 53. a first side member; 54. and a second side member.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
The present embodiment provides a battery device, which may be a battery pack commonly used in the prior art, referring to fig. 1, and the battery device includes a battery case and a battery module. Referring to fig. 1, the battery case includes an outer frame 5 and a bottom plate, and specifically, the outer frame 5 includes a first end beam 51 and a second end beam 52 disposed at opposite intervals, and a first side beam 53 and a second side beam 54 disposed at opposite intervals, and the first end beam 51, the first side beam 53, the second end beam 52, and the second side beam 54 are connected end to end in order to form an annular outer frame 5. The bottom plate is arranged at the bottom of the outer frame 5 and is surrounded by the outer frame 5, and the periphery of the bottom plate is fixedly connected with the bottom of the outer frame 5 to form a battery box body. The battery module is arranged in the battery box body, specifically, the battery module is arranged on the bottom plate and is surrounded by the outer frame 5, so that the battery module is supported and protected through the battery box body.
Referring to fig. 1, the battery module includes at least two rows of battery packs 1, and more precisely, the battery module includes a plurality of rows of battery packs 1, the plurality of rows of battery packs 1 all extend along the same direction, and the adjacent two rows of battery packs 1 are arranged in a staggered manner. Specifically, the plurality of rows of battery packs 1 extend in the first direction with the connecting line direction of the first end beam 51 and the second end beam 52 as the first direction. The plurality of rows of battery packs 1 are arranged along the second direction on a plane parallel to the bottom plate with a direction perpendicular to the first direction as the second direction, and the ends of the plurality of rows of battery packs 1 near the first end beam 51 are arranged in a staggered manner, and/or the ends of the plurality of rows of battery packs 1 near the second end beam 52 are arranged in a staggered manner.
Because the multi-column battery pack 1 is arranged in a staggered manner, the end parts are not flush, and when the battery pack is placed in the battery box body, the staggered dimension is difficult to control, so that the battery pack 1 cannot be arranged according to a preset position, the connection stability of internal devices of the battery device is greatly possibly influenced, and the structural stability of the battery device is influenced. In order to solve the problem, referring to fig. 2, the battery device of the present embodiment includes a battery bracket 2 and a positioning member 3, the extending direction of the battery bracket 2 is the same as the extending direction of the battery pack 1, both the battery pack 1 and the positioning member 3 are disposed on the battery bracket 2, and the positioning member 3 is attached to at least one end of the extending direction of the battery pack 1. The battery device of this embodiment carries out spacingly through setting up setting element 3 to the tip of group battery 1 extending direction, can guarantee that group battery 1 places in the assigned position, not only reaches the effect of arranging of predetermineeing, has guaranteed battery device's structural stability moreover.
Specifically, the battery pack 1 includes a plurality of unit cells 11 sequentially arranged along the extending direction, i.e., the first direction, and the positioning member 3 is attached to the unit cells 11 at least one end portion of the extending direction of the battery pack 1, so that the corresponding battery pack 1 is limited by the positioning member 3.
In this embodiment, as shown in fig. 2, two rows of battery packs 1 are placed on each battery bracket 2, so that the battery modules are supported by the plurality of battery brackets 2. During installation, place every two battery packs 1 on a battery bracket 2, then put into the battery box in proper order, compare in that the battery pack 1 of many rows is placed on a big battery bracket 2, the placing method of this embodiment can place battery pack 1 more stably, avoids battery pack 1 to take place the offset in position.
On the basis, the two ends of each row of battery packs 1 are provided with positioning pieces 3 so as to better limit the battery packs 1. And in order to secure the stability of the internal structure of the battery device, the positioning members 3 are provided at both end portions of the battery brackets 2 in the first direction so that the corresponding end portions of the respective battery brackets 2 are flush. However, as shown in fig. 2, the number of the unit batteries 11 included in each of the battery packs 1 is not necessarily equal, and accordingly, the lengths of the battery packs 1 in the first direction are not necessarily equal, and the thicknesses of the positioning members 3 in the first direction are not necessarily equal under the condition that the lengths of the battery holders 2 in the first direction are equal, and the thicknesses of the positioning members 3 are determined according to the lengths of the battery packs 1, so long as the equal total lengths of the battery packs 1 and the positioning members 3 in each of the rows are ensured.
Further, the locating piece 3 is attached to one side face of the single battery 11 and is matched with the corresponding side face of the single battery 11, so that the single battery 11 at the end portion can be well limited through the locating piece 3.
Specifically, the single battery 11 in this embodiment is a cylindrical battery, and one side surface of the positioning member 3 attached to the cylindrical battery is an arc surface structure adapted to the side surface of the cylindrical battery, so that the cylindrical battery at the end is effectively limited by the positioning member 3.
Further, the cambered surface structure of the positioning piece 3 has a curvature radius R 1 The radius of the cylindrical battery is R 2 ，R 1 -R 2 More than or equal to 0.3mm to ensure that the cylindrical battery at the end part in the first direction can be conveniently and rapidly installed, if R 1 And R is R 2 The phase difference is too small, and the cambered surface of the positioning piece 3 is nearly and completely matched with the side surface of the cylindrical battery, so that the installation is inconvenient. On the basis, the radian of the cambered surface structure of the positioning piece 3 is 30-120 degrees, so that the problem that the cylindrical battery is inconvenient to install due to the fact that the radian of the positioning piece 3 is too small is avoided, and the limiting effect is poor; on the other hand, the problem that the installation of other devices is affected due to the fact that the radian of the positioning piece 3 is too large and the length along the second direction is too long is avoided.
In addition, the height of the positioning piece 3 of the embodiment is not higher than that of the single battery 11, so that a cylindrical battery positioned at the end part in the first direction can be conveniently installed, and once the height of the positioning piece 3 is higher than that of the single battery 11, the positioning piece 3 can influence the operation when the single battery 11 at the end part is placed on the battery bracket 2, so that the single battery 11 is not placed in place or the placement time is prolonged. On this basis, the height of the positioning piece 3 in this embodiment is not less than 20% of the height of the single battery 11, so that the reduction of the limiting effect caused by the too low positioning piece 3 is avoided, or when the battery pack 1 is impacted, the single battery 11 at the end is subjected to position deviation, and even falls out of the battery bracket 2 through the positioning piece 3.
In addition, referring to fig. 3, a positioning portion 4 is disposed between two adjacent unit cells 11 in each battery pack 1 in the present embodiment, and the positioning portion 4 is disposed to be attached to the unit cells 11, and the positioning portion 4 is disposed on the battery bracket 2. Therefore, not only the single battery 11 at the end part is limited, but also other single batteries 11 in the battery pack 1 can be limited by the positioning part 4, so that all the single batteries 11 can be effectively limited, and the accuracy of the position of the battery pack 1 is ensured.
Further, the positioning portion 4 is attached to one side surface of the single battery 11 and is adapted to the side surface shape of the corresponding single battery 11, so that the single battery 11 at the end portion can be well limited by the positioning portion 4. On the basis that the single battery 11 of the embodiment is a cylindrical battery, one side surface of the positioning part 4 attached to the cylindrical battery is of an arc surface structure matched with the side surface of the cylindrical battery, so that the cylindrical battery at the end part is effectively limited by the positioning part 4.
The height of the positioning portion 4 of the present embodiment is not more than 20% of the height of the single battery 11. On the one hand, the mounting of the single battery 11 is prevented from being influenced by the overhigh positioning part 4; on the other hand, too high a positioning portion 4 increases the weight of the battery device, thereby reducing the mass energy density of the battery device, and therefore, the embodiment provides that the positioning portion 4 has a low height to effectively improve the mass energy density of the battery device.
In the present embodiment, the height of the positioning member 3, the unit cells 11, and the positioning portion 4 means a height perpendicular to the direction of the battery bracket 2.
In addition to the above battery device, the present embodiment also provides an electric device, which includes the above battery device. On the basis that the structural stability of the battery device is improved through regular arrangement of the battery packs 1, the battery device is used in the power utilization device, the safety of the power utilization device can be improved, and safety accidents are avoided.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (10)
1. A battery device, characterized by comprising:
at least two rows of battery packs, wherein at least two rows of battery packs extend along the same direction, and the adjacent two rows of battery packs are arranged in a staggered manner;
a battery bracket having an extension direction identical to an extension direction of the battery pack, the battery pack being placed on the battery bracket;
the positioning piece is arranged on the battery bracket and is arranged at least one end part of the extending direction of the battery pack.
2. A battery device according to claim 1, wherein: the battery pack comprises a plurality of single batteries which are sequentially arranged along the extending direction of the battery pack, the positioning piece is attached to the single battery at least at one end part of the extending direction of the battery pack, and one side surface of the single battery is attached to the positioning piece in a shape matching with the corresponding side surface of the single battery.
3. A battery device according to claim 2, wherein: the single battery is a cylindrical battery, and one side surface of the positioning piece, which is attached to the cylindrical battery, is of a cambered surface structure which is matched with the side surface of the cylindrical battery.
4. A battery device according to claim 3, wherein: the curvature radius of the cambered surface structure of the positioning piece is R 1 The radius of the cylindrical battery is R 2 ，R 1 -R 2 ≥0.3mm。
5. A battery device according to claim 4, wherein: the radian of the cambered surface structure of the positioning piece is 30-120 degrees.
6. A battery device according to claim 2, wherein: the height of the locating piece is not higher than that of the single battery.
7. A battery device according to claim 6, wherein: the height of the locating piece is not lower than 20% of the height of the single battery.
8. A battery device according to claim 2, wherein: and a positioning part is arranged between two adjacent single batteries in each battery pack, the positioning parts are attached to the single batteries, one side surface of each single battery is attached to the positioning part, the shape of the corresponding side surface of the single battery is matched with that of the corresponding single battery, and the positioning parts are arranged on the battery bracket.
9. A battery device according to claim 8, wherein: the height of the positioning part is not more than 20% of the height of the single battery.
10. An electrical device, characterized in that: a battery device comprising the battery device of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321120809.9U CN219696582U (en) | 2023-05-11 | 2023-05-11 | Battery device and power utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321120809.9U CN219696582U (en) | 2023-05-11 | 2023-05-11 | Battery device and power utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219696582U true CN219696582U (en) | 2023-09-15 |
Family
ID=87965461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321120809.9U Active CN219696582U (en) | 2023-05-11 | 2023-05-11 | Battery device and power utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219696582U (en) |
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2023
- 2023-05-11 CN CN202321120809.9U patent/CN219696582U/en active Active
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