技术领域technical field
本实用新型属于超导、高效能电池等其它新材料制备与应用技术领域，具体地，涉及一种结构稳定的电池壳体。The utility model belongs to the technical field of preparation and application of superconducting, high-efficiency batteries and other new materials, and in particular relates to a battery shell with stable structure.
背景技术Background technique
锂电池由于能量密度高、电池重量轻、使用寿命长、自放电率低、无记忆效应，被广泛应用于照相机、烟感警报器、煤气表、电表、水表等用电器领域，通常锂电池使用于电器中作为供电电源，使用方便。目前锂电池的结构主要包括一壳体，壳体内置放有电解质溶液及采用叠片或卷绕装配方式装配的正极片、隔离膜及负极片。其中，各正极片分别以正极极耳焊接，再同时焊接在壳体的正极接线柱的底部，各负极片分别以负极极耳焊接，再同时焊接在壳体的负极接线柱的底部。而正极接线柱及负极接线柱的顶部分别设有外螺纹，借以在分别螺合一螺母后，分别固定不同的接线端子，以向外输出电力。Due to its high energy density, light weight, long service life, low self-discharge rate, and no memory effect, lithium batteries are widely used in electrical appliances such as cameras, smoke alarms, gas meters, electricity meters, and water meters. Lithium batteries are usually used It is used as a power supply in electrical appliances and is easy to use. At present, the structure of a lithium battery mainly includes a casing, and an electrolyte solution is placed inside the casing, and a positive electrode sheet, a separator, and a negative electrode sheet are assembled by lamination or winding assembly. Wherein, each positive electrode piece is respectively welded with positive pole lug, and then welded to the bottom of the positive pole terminal of the shell at the same time, and each negative pole piece is respectively welded with negative pole lug, and then welded at the bottom of the negative pole terminal of the shell at the same time. The tops of the positive terminal and the negative terminal are respectively provided with external threads, so that after screwing a nut respectively, different terminals are respectively fixed to output electric power.
上述锂电池外壳一般由壳体和底板连接而成，底板为平面结构，在电池内部压力增大的情况下，底板会向外凸出，使其变形、爆裂，甚至会爆炸，影响电池的使用寿命。The above-mentioned lithium battery shell is generally formed by connecting the shell and the bottom plate. The bottom plate is a planar structure. When the internal pressure of the battery increases, the bottom plate will protrude outward, causing it to deform, burst, or even explode, affecting the use of the battery. life.
实用新型内容Utility model content
实用新型目的：本实用新型的目的是提供一种结构稳定的电池壳体，解决了锂电池外壳长期使用后，由于电池老化引起的电池外壳变形的问题。Purpose of the utility model: The purpose of this utility model is to provide a battery case with a stable structure, which solves the problem of deformation of the battery case due to battery aging after long-term use of the lithium battery case.
技术方案：本实用新型提供了一种结构稳定的电池壳体，包括上壳、下壳、第一电池固定支架和第二电池固定支架，所述上壳和下壳形成矩形壳体结构，所述上壳罩设在下壳上，所述第一电池固定支架和第二电池固定支架的两端固定设置在下壳的上端面上，并且第一电池固定支架和第二电池固定支架位于上壳和下壳所围腔体内；其中，所述下壳内设有中间隔板，所述中间隔板位于下壳的中间位置，并且中间隔板将下壳分割为第一腔体和第二腔体，所述第一腔体和第二腔体内可设置电池模组，所述下壳内壁上沿两侧长度方向上设有第一凸部，并且第一凸部沿竖直方向设置，所述第一凸部对称设置，所述第一凸部位于下壳内壁的中间位置，所述中间隔板的两侧边与第一凸部连接，所述第一凸部的侧壁上设有一组第一凹槽，所述第一凹槽的截面为弧形。本实用新型的结构稳定的电池壳体，通过中间隔板将电池壳体分成两个对称的第一腔体和第二腔体，便于将电池模组分模块放入第一腔体和第二腔体内，同时设置的第一凸部提高了电池壳体的强度，使得电池壳体稳定性大大提高。Technical solution: The utility model provides a battery case with a stable structure, including an upper case, a lower case, a first battery fixing bracket and a second battery fixing bracket, the upper case and the lower case form a rectangular shell structure, so The upper casing is arranged on the lower casing, the two ends of the first battery fixing bracket and the second battery fixing bracket are fixedly arranged on the upper end surface of the lower casing, and the first battery fixing bracket and the second battery fixing bracket are located between the upper casing and the second battery fixing bracket. In the cavity surrounded by the lower shell; wherein, the lower shell is provided with an intermediate partition, the intermediate partition is located in the middle of the lower shell, and the intermediate partition divides the lower shell into a first cavity and a second cavity , the first cavity and the second cavity can be provided with a battery module, the inner wall of the lower case is provided with a first protrusion along the length direction of both sides, and the first protrusion is provided along a vertical direction, the The first protrusions are arranged symmetrically, the first protrusions are located in the middle of the inner wall of the lower case, the two sides of the intermediate partition are connected to the first protrusions, and a set of The first groove, the cross-section of the first groove is arc-shaped. The battery casing with stable structure of the utility model divides the battery casing into two symmetrical first cavities and second cavities through the middle partition, which is convenient for putting the battery modules into the first cavity and the second cavity. In the cavity, the first protrusion provided at the same time improves the strength of the battery case, so that the stability of the battery case is greatly improved.
进一步的，上述的结构稳定的电池壳体，所述下壳设有第一凸部的侧壁上设有一组第二凸部，并且第二凸部沿竖直方向设置，所述一组第二凸部之间、第二凸部与第一凸部之间设有一组间隙。通过第二凸部与第一凸部提高了下壳的强度，同时之间还设有间隙，便于气体流动。Further, in the battery case with a stable structure, a group of second protrusions is provided on the side wall of the lower case provided with the first protrusions, and the second protrusions are arranged along the vertical direction, and the group of first protrusions A group of gaps are provided between the two convex parts and between the second convex part and the first convex part. The strength of the lower shell is improved by the second convex part and the first convex part, and a gap is provided between them to facilitate gas flow.
进一步的，上述的结构稳定的电池壳体，所述下壳内壁上沿两侧宽度方向上设有一组第二凹槽，所述一组第二凹槽位于下壳内壁的上端部。设置的第二凹槽避免与电池模组侧壁紧密贴合，提高了气体流动性。Further, in the battery case with a stable structure, a set of second grooves is provided on the inner wall of the lower case along the width direction of both sides, and the set of second grooves is located at the upper end of the inner wall of the lower case. The second groove provided prevents close contact with the side wall of the battery module, thereby improving gas flow.
进一步的，上述的结构稳定的电池壳体，所述第一凸部和第二凸部上设有一组限位板，所述一组限位板位于矩形结构的四个角部上，所述第一电池固定支架和第二电池固定支架的下端部置于一组限位板内，所述限位板为直角板。设置的限位板防止第一电池固定支架和第二电池固定支架移动。Further, in the battery case with a stable structure above, a set of limiting plates are provided on the first convex portion and the second convex portion, and the set of limiting plates are located on the four corners of the rectangular structure. The lower ends of the first battery fixing bracket and the second battery fixing bracket are placed in a group of limiting plates, and the limiting plates are right-angled plates. The set limit plate prevents the first battery fixing bracket and the second battery fixing bracket from moving.
进一步的，上述的结构稳定的电池壳体，所述上壳和下壳的上端边缘设有一组安装孔。设置的安装孔设置螺栓，能够将上壳和下壳进行紧密连接。Further, in the aforementioned structurally stable battery case, a set of installation holes are provided on the upper edge of the upper case and the lower case. The provided mounting holes are provided with bolts, which can tightly connect the upper case and the lower case.
进一步的，上述的结构稳定的电池壳体，所述下壳的底面外壁上设有支撑组件，所述支撑组件包括支撑环、第一支撑杆、第二支撑杆和第三支撑杆，所述支撑环位于下壳的中心位置，所述第一支撑杆沿下壳长度方向设置，所述第二支撑杆和第三支撑杆沿下壳对角线交叉设置，所述第一支撑杆、第二支撑杆和第三支撑杆均与支撑环连接。通过支撑环、第一支撑杆、第二支撑杆和第三支撑杆提高了下壳承重能力，能够对电池模组进行稳定支撑。Further, in the aforementioned structurally stable battery case, a support assembly is provided on the outer wall of the bottom of the lower case, and the support assembly includes a support ring, a first support rod, a second support rod and a third support rod. The support ring is located at the center of the lower case, the first support rod is arranged along the length direction of the lower case, the second support rod and the third support rod are arranged crosswise along the diagonal of the lower case, the first support rod, the second support rod Both the second support rod and the third support rod are connected with the support ring. The load-bearing capacity of the lower case is improved through the support ring, the first support rod, the second support rod and the third support rod, which can stably support the battery module.
进一步的，上述的结构稳定的电池壳体，所述第一支撑杆、第二支撑杆和第三支撑杆之间设有一组散热翅片。设置的散热翅片提高了散热性能。Further, in the aforementioned structurally stable battery case, a set of heat dissipation fins is provided between the first support rod, the second support rod and the third support rod. The heat dissipation fins provided improve the heat dissipation performance.
进一步的，上述的结构稳定的电池壳体，所述下壳底面内壁上设有一组电池模组支撑块，所述电池模组支撑块沿下壳宽度方向设置，所述一组电池模组支撑块可支撑下壳内的电池模组，所述一组电池模组支撑块之间设有第一通道。设置的第一通道和电池模组支撑块结构，避免电池模组紧密贴合在下壳底面上。Further, in the above-mentioned battery case with stable structure, a set of battery module support blocks is provided on the inner wall of the bottom surface of the lower case, the battery module support blocks are arranged along the width direction of the lower case, and the set of battery module supports The blocks can support the battery modules in the lower case, and a first channel is provided between the group of battery module support blocks. The provided first channel and the battery module support block structure prevent the battery module from being closely attached to the bottom surface of the lower case.
进一步的，上述的结构稳定的电池壳体，所述电池模组支撑块上设有第一弧形面和第二弧形面，所述第一弧形面和第二弧形面呈由上至下缩小的结构，所述第一弧形面和第二弧形面对称设置，所述电池模组支撑块的上端面设有第一支撑条和第二支撑条，所述第一支撑条和第二支撑条对称设置，并且第一支撑条和第二支撑条的截面为半圆形，所述第一支撑条和第二支撑条之间设有第二通道。通过第一支撑条和第二支撑条能够将电池模组悬空，并且第一支撑条和第二支撑条之间设有第二通道，便于气体的流动，提高了散热性能。Further, in the above-mentioned battery case with stable structure, the battery module support block is provided with a first arc-shaped surface and a second arc-shaped surface, and the first arc-shaped surface and the second arc-shaped surface are formed from the upper To the structure that shrinks down, the first arc surface and the second arc surface are arranged symmetrically, the upper end surface of the battery module support block is provided with a first support bar and a second support bar, and the first support The strips and the second support strips are arranged symmetrically, and the cross sections of the first support strips and the second support strips are semicircular, and a second channel is provided between the first support strips and the second support strips. The battery module can be suspended by the first support bar and the second support bar, and a second channel is provided between the first support bar and the second support bar, which facilitates the flow of gas and improves the heat dissipation performance.
进一步的，上述的结构稳定的电池壳体，所述上壳上设有一组接插件安装孔。设置的接插件安装孔便于进行接插件的安装。Further, in the battery case with a stable structure, the upper case is provided with a set of connector mounting holes. The provided connector mounting holes facilitate the installation of the connector.
上述技术方案可以看出，本实用新型具有如下有益效果：本实用新型所述的结构稳定的电池壳体，结构简单、合理，使用方便，应用成本低，适应性好，通过上壳和下壳能够将电池模组包裹住，使得电池模组形成整体结构，通过在下壳内壁上设置一组凸部，凸部之间设有间隙，不仅便于进行电池模组的散热，而且增强了下壳侧壁的强度，同时在下壳底面上设有支撑和散热结构，能够进行电池模组的稳定支撑个散热，通过下壳底面设置的电池模组支撑块能够将电池模组支撑起来，避免电池模组与底面紧密贴合，提高了散热性能，具有很高的推广价值。It can be seen from the above technical solution that the utility model has the following beneficial effects: the structurally stable battery casing described in the utility model has a simple and reasonable structure, is convenient to use, has low application cost, and has good adaptability. The battery module can be wrapped so that the battery module forms an overall structure. By setting a set of protrusions on the inner wall of the lower case, there is a gap between the protrusions, which not only facilitates the heat dissipation of the battery module, but also strengthens the side of the lower case. The strength of the wall, at the same time, there is a support and heat dissipation structure on the bottom of the lower case, which can stably support and dissipate the battery module, and the battery module can be supported by the battery module support block set on the bottom of the lower case to avoid the It is closely attached to the bottom surface, which improves the heat dissipation performance and has high promotional value.
附图说明Description of drawings
图1为本实用新型所述结构稳定的电池壳体实施例一的结构示意图；Fig. 1 is a structural schematic diagram of Embodiment 1 of a battery case with a stable structure according to the present invention;
图2为本实用新型图1中A处的局部放大图；Fig. 2 is the partial enlarged view of place A in Fig. 1 of the utility model;
图3为本实用新型所述结构稳定的电池壳体的整体结构示意图；Fig. 3 is a schematic diagram of the overall structure of the structurally stable battery case of the present invention;
图4为本实用新型所述结构稳定的电池壳体实施例二的结构示意图；Fig. 4 is a structural schematic diagram of Embodiment 2 of the battery case with a stable structure according to the present invention;
图5为本实用新型所述电池模组支撑块的结构示意图；Fig. 5 is a schematic structural view of the battery module support block described in the present invention;
图6为本实用新型所述电池模组支撑块的截面图。Fig. 6 is a cross-sectional view of the battery module support block of the present invention.
图中：上壳1、中间隔板11、接插件安装孔12、下壳2、第一腔体21、第二腔体22、第一凸部23、第一凹槽231、第二凸部24、间隙25、第二凹槽26、限位板27、安装孔28、第一电池固定支架3、第二电池固定支架4、支撑组件5、支撑环51、第一支撑杆52、第二支撑杆53、第三支撑杆54、散热翅片55、电池模组支撑块6、第一弧形面61、第二弧形面62、第一支撑条63、第二支撑条64、第二通道65。In the figure: upper shell 1, middle partition plate 11, connector mounting hole 12, lower shell 2, first cavity 21, second cavity 22, first protrusion 23, first groove 231, second protrusion 24. Gap 25, second groove 26, limit plate 27, mounting hole 28, first battery fixing bracket 3, second battery fixing bracket 4, support assembly 5, support ring 51, first support rod 52, second Support bar 53, third support bar 54, cooling fins 55, battery module support block 6, first arc surface 61, second arc surface 62, first support bar 63, second support bar 64, second Channel 65.
具体实施方式Detailed ways
下面详细描述本实用新型的实施例，所述实施例的示例在附图中示出，其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图描述的实施例是示例性的，旨在用于解释本实用新型，而不能理解为对本实用新型的限制。Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.
在本实用新型的描述中，需要理解的是，术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“顺时针”、“逆时针”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", The orientation or positional relationship indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" etc. is based on The orientation or positional relationship shown in the accompanying drawings is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood To limit the utility model.
此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本实用新型的描述中，除非另有说明，“多个”的含义是两个或两个以上，除非另有明确的限定。In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more, unless otherwise clearly defined.
在本实用新型中，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本实用新型中的具体含义。In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.
在本实用新型中，除非另有明确的规定和限定，第一特征在第二特征之“上”或之“下”可以包括第一和第二特征直接接触，也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且，第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方，或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方，或仅仅表示第一特征水平高度小于第二特征。In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "below" a second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. The features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.
实施例一Embodiment one
如图1-3所示的结构稳定的电池壳体，包括上壳1、下壳2、第一电池固定支架3和第二电池固定支架4，所述上壳1和下壳2形成矩形壳体结构，所述上壳1罩设在下壳2上，所述第一电池固定支架3和第二电池固定支架4的两端固定设置在下壳2的上端面上，并且第一电池固定支架3和第二电池固定支架4位于上壳1和下壳2所围腔体内；其中，所述下壳2内设有中间隔板11，所述中间隔板11位于下壳2的中间位置，并且中间隔板11将下壳2分割为第一腔体21和第二腔体22，所述第一腔体21和第二腔体22内可设置电池模组，所述下壳2内壁上沿两侧长度方向上设有第一凸部23，并且第一凸部23沿竖直方向设置，所述第一凸部23对称设置，所述第一凸部23位于下壳2内壁的中间位置，所述中间隔板11的两侧边与第一凸部23连接，所述第一凸部23的侧壁上设有一组第一凹槽231，所述第一凹槽231的截面为弧形。此外，下壳2设有第一凸部23的侧壁上设有一组第二凸部24，并且第二凸部24沿竖直方向设置，所述一组第二凸部24之间、第二凸部24与第一凸部23之间设有一组间隙25。下壳2内壁上沿两侧宽度方向上设有一组第二凹槽26，所述一组第二凹槽26位于下壳2内壁的上端部。第一凸部23和第二凸部24上设有一组限位板27，所述一组限位板27位于矩形结构的四个角部上，所述第一电池固定支架3和第二电池固定支架4的下端部置于一组限位板27内，所述限位板27为直角板。上壳1和下壳2的上端边缘设有一组安装孔28。并且上壳1上设有一组接插件安装孔12。The structurally stable battery case shown in Figures 1-3 includes an upper case 1, a lower case 2, a first battery fixing bracket 3 and a second battery fixing bracket 4, and the upper case 1 and the lower case 2 form a rectangular case Body structure, the upper case 1 is covered on the lower case 2, the two ends of the first battery fixing bracket 3 and the second battery fixing bracket 4 are fixedly arranged on the upper end surface of the lower case 2, and the first battery fixing bracket 3 and the second battery fixing bracket 4 are located in the cavity surrounded by the upper case 1 and the lower case 2; wherein, the lower case 2 is provided with a middle partition 11, and the middle partition 11 is located in the middle of the lower case 2, and The middle partition 11 divides the lower case 2 into a first cavity 21 and a second cavity 22, the first cavity 21 and the second cavity 22 can be provided with a battery module, and the upper edge of the inner wall of the lower case 2 First protrusions 23 are provided on both sides in the length direction, and the first protrusions 23 are arranged in the vertical direction, the first protrusions 23 are symmetrically arranged, and the first protrusions 23 are located in the middle of the inner wall of the lower shell 2 , the two sides of the intermediate partition 11 are connected to the first convex portion 23, and the side wall of the first convex portion 23 is provided with a group of first grooves 231, and the cross-section of the first grooves 231 is an arc shape. In addition, a group of second protrusions 24 is provided on the side wall of the lower case 2 provided with the first protrusions 23, and the second protrusions 24 are arranged along the vertical direction. Between the group of second protrusions 24, the first A group of gaps 25 are defined between the second protrusions 24 and the first protrusion 23 . A set of second grooves 26 are provided on the inner wall of the lower shell 2 along the width direction of both sides, and the set of second grooves 26 are located at the upper end of the inner wall of the lower shell 2 . A set of limiting plates 27 are arranged on the first convex portion 23 and the second convex portion 24, and the set of limiting plates 27 are located on the four corners of the rectangular structure. The first battery fixing bracket 3 and the second battery The lower end of the fixing bracket 4 is placed in a group of limiting plates 27, and the limiting plates 27 are right-angled plates. A group of mounting holes 28 are provided on the upper edge of the upper shell 1 and the lower shell 2 . And the upper shell 1 is provided with a set of connector mounting holes 12 .
实施例二Embodiment two
如图1-3所示的结构稳定的电池壳体，包括上壳1、下壳2、第一电池固定支架3和第二电池固定支架4，所述上壳1和下壳2形成矩形壳体结构，所述上壳1罩设在下壳2上，所述第一电池固定支架3和第二电池固定支架4的两端固定设置在下壳2的上端面上，并且第一电池固定支架3和第二电池固定支架4位于上壳1和下壳2所围腔体内；其中，所述下壳2内设有中间隔板11，所述中间隔板11位于下壳2的中间位置，并且中间隔板11将下壳2分割为第一腔体21和第二腔体22，所述第一腔体21和第二腔体22内可设置电池模组，所述下壳2内壁上沿两侧长度方向上设有第一凸部23，并且第一凸部23沿竖直方向设置，所述第一凸部23对称设置，所述第一凸部23位于下壳2内壁的中间位置，所述中间隔板11的两侧边与第一凸部23连接，所述第一凸部23的侧壁上设有一组第一凹槽231，所述第一凹槽231的截面为弧形。此外，下壳2设有第一凸部23的侧壁上设有一组第二凸部24，并且第二凸部24沿竖直方向设置，所述一组第二凸部24之间、第二凸部24与第一凸部23之间设有一组间隙25。下壳2内壁上沿两侧宽度方向上设有一组第二凹槽26，所述一组第二凹槽26位于下壳2内壁的上端部。第一凸部23和第二凸部24上设有一组限位板27，所述一组限位板27位于矩形结构的四个角部上，所述第一电池固定支架3和第二电池固定支架4的下端部置于一组限位板27内，所述限位板27为直角板。上壳1和下壳2的上端边缘设有一组安装孔28。并且上壳1上设有一组接插件安装孔12。The structurally stable battery case shown in Figures 1-3 includes an upper case 1, a lower case 2, a first battery fixing bracket 3 and a second battery fixing bracket 4, and the upper case 1 and the lower case 2 form a rectangular case body structure, the upper case 1 is covered on the lower case 2, the two ends of the first battery fixing bracket 3 and the second battery fixing bracket 4 are fixedly arranged on the upper end surface of the lower case 2, and the first battery fixing bracket 3 and the second battery fixing bracket 4 are located in the cavity surrounded by the upper case 1 and the lower case 2; wherein, the lower case 2 is provided with a middle partition 11, and the middle partition 11 is located in the middle of the lower case 2, and The middle partition 11 divides the lower case 2 into a first cavity 21 and a second cavity 22, the first cavity 21 and the second cavity 22 can be provided with a battery module, and the upper edge of the inner wall of the lower case 2 The first protrusions 23 are arranged in the lengthwise direction on both sides, and the first protrusions 23 are arranged in the vertical direction, the first protrusions 23 are arranged symmetrically, and the first protrusions 23 are located in the middle of the inner wall of the lower shell 2 , the two sides of the intermediate partition 11 are connected to the first convex portion 23, and the side wall of the first convex portion 23 is provided with a group of first grooves 231, and the cross section of the first grooves 231 is an arc shape. In addition, a group of second protrusions 24 is provided on the side wall of the lower case 2 provided with the first protrusions 23, and the second protrusions 24 are arranged along the vertical direction. Between the group of second protrusions 24, the first A group of gaps 25 are defined between the second protrusions 24 and the first protrusion 23 . A set of second grooves 26 are provided on the inner wall of the lower shell 2 along the width direction of both sides, and the set of second grooves 26 are located at the upper end of the inner wall of the lower shell 2 . A set of limiting plates 27 are arranged on the first convex portion 23 and the second convex portion 24, and the set of limiting plates 27 are located on the four corners of the rectangular structure. The first battery fixing bracket 3 and the second battery The lower end of the fixing bracket 4 is placed in a group of limiting plates 27, and the limiting plates 27 are right-angled plates. A group of mounting holes 28 are provided on the upper edge of the upper shell 1 and the lower shell 2 . And the upper shell 1 is provided with a set of connector mounting holes 12 .
如图4所示的下壳2的底面外壁上设有支撑组件5，所述支撑组件5包括支撑环51、第一支撑杆52、第二支撑杆53和第三支撑杆54，所述支撑环51位于下壳2的中心位置，所述第一支撑杆52沿下壳2长度方向设置，所述第二支撑杆53和第三支撑杆54沿下壳2对角线交叉设置，所述第一支撑杆52、第二支撑杆53和第三支撑杆54均与支撑环51连接。第一支撑杆52、第二支撑杆53和第三支撑杆54之间设有一组散热翅片55。As shown in Figure 4, a support assembly 5 is provided on the outer wall of the bottom surface of the lower shell 2, and the support assembly 5 includes a support ring 51, a first support rod 52, a second support rod 53 and a third support rod 54. The ring 51 is located at the center of the lower case 2, the first support rod 52 is arranged along the length direction of the lower case 2, the second support rod 53 and the third support rod 54 are arranged crosswise along the diagonal of the lower case 2, and the The first support rod 52 , the second support rod 53 and the third support rod 54 are all connected to the support ring 51 . A group of heat dissipation fins 55 are provided between the first support bar 52 , the second support bar 53 and the third support bar 54 .
如图5、6所示的下壳2底面内壁上设有一组电池模组支撑块6，所述电池模组支撑块6沿下壳2宽度方向设置，所述一组电池模组支撑块6可支撑下壳2内的电池模组，所述一组电池模组支撑块6之间设有第一通道60。电池模组支撑块6上设有第一弧形面61和第二弧形面62，所述第一弧形面61和第二弧形面62呈由上至下缩小的结构，所述第一弧形面61和第二弧形面62对称设置，所述电池模组支撑块6的上端面设有第一支撑条63和第二支撑条64，所述第一支撑条63和第二支撑条64对称设置，并且第一支撑条63和第二支撑条64的截面为半圆形，所述第一支撑条63和第二支撑条64之间设有第二通道65。As shown in Figures 5 and 6, a group of battery module support blocks 6 are provided on the inner wall of the bottom surface of the lower case 2. The battery module support blocks 6 are arranged along the width direction of the lower case 2. The group of battery module support blocks 6 The battery module in the lower case 2 can be supported, and a first channel 60 is provided between the set of battery module support blocks 6 . The battery module supporting block 6 is provided with a first arc-shaped surface 61 and a second arc-shaped surface 62. The first arc-shaped surface 61 and the second arc-shaped surface 62 are in a structure that shrinks from top to bottom. An arc-shaped surface 61 and a second arc-shaped surface 62 are arranged symmetrically. The upper end surface of the battery module support block 6 is provided with a first support bar 63 and a second support bar 64. The first support bar 63 and the second support bar The support bars 64 are arranged symmetrically, and the cross sections of the first support bar 63 and the second support bar 64 are semicircular, and a second channel 65 is provided between the first support bar 63 and the second support bar 64 .
以上所述仅是本实用新型的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型原理的前提下，还可以做出若干改进，这些改进也应视为本实用新型的保护范围。The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements can also be made, and these improvements should also be considered It is the protection scope of the utility model.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822254298.5UCN209232844U (en) | 2018-12-29 | 2018-12-29 | A structurally stable battery case |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822254298.5UCN209232844U (en) | 2018-12-29 | 2018-12-29 | A structurally stable battery case |
| Publication Number | Publication Date |
|---|---|
| CN209232844Utrue CN209232844U (en) | 2019-08-09 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822254298.5UExpired - Fee RelatedCN209232844U (en) | 2018-12-29 | 2018-12-29 | A structurally stable battery case |
| Country | Link |
|---|---|
| CN (1) | CN209232844U (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864507A (en)* | 2020-12-09 | 2021-05-28 | 国网宁夏电力有限公司检修公司 | Unmanned aerial vehicle battery capacity increasing device |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112864507A (en)* | 2020-12-09 | 2021-05-28 | 国网宁夏电力有限公司检修公司 | Unmanned aerial vehicle battery capacity increasing device |
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