Energy storage device and electric two-wheeled vehicle

Abstract

The utility model relates to the technical field of energy storage appliances, and discloses an energy storage device and an electric two-wheeled vehicle, which comprise a shell, a pressing ring body and a power interface connected with a connecting wire, a gap is formed in the pressing ring body, the connecting wire penetrates into an inner hole of the pressing ring body from the gap, and the shell and the pressing ring body jointly clamp and fix the power interface. According to the energy storage device and the electric two-wheeled vehicle, the assembly efficiency of the energy storage device can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage appliance technical field especially, relates to a kind of energy storage device and electric two-wheeled vehicle. BACKGROUND

[0002] Energy storage device is a kind of device that can store electric energy, and energy storage device generally exports electric energy to outside through a power interface, and charges through another power interface.

[0003] Energy storage battery generally includes shell, electric core installed in shell and power interface connected with electric core by connecting line, and the shell needs to be connected with the fixing structure for fixing the power interface. The fixing structure generally includes multiple pressing plates and multiple fastening screws, and the multiple pressing plates are arranged at intervals around the power interface, so as to apply relatively uniform pressing force to the power interface, and press the power interface tightly fixed on the shell. The fixing structure fixes the power interface, and multiple fastening screws need to be tightened to fix multiple pressing plates. The installation of the pressing plate is relatively complex, needs to avoid the connecting line and is prone to the situation that the pressing plate is installed skew, which is not conducive to improving the assembly efficiency.

[0004] Therefore, it is necessary to design an energy storage device and electric two-wheeled vehicle that can improve the assembly efficiency of the energy storage device.

[0005] The above information is given as background information only to assist with understanding the present disclosure, and does not constitute admission or recognition that any of the above information constitutes prior art with respect to the present disclosure. UTILITY MODEL CONTENT

[0006] The utility model provides a kind of energy storage device and electric two-wheeled vehicle, which can improve the assembly efficiency of the energy storage device.

[0007] To achieve the above purpose, the utility model provides the following technical scheme:

[0008] An energy storage device includes a shell, a pressing ring body and a power interface connected with a connecting line.

[0009] The pressing ring body is provided with a notch, the connecting line passes into the inner hole of the pressing ring body from the notch, and the shell and the pressing ring body jointly clamp and fix the power interface.

[0010] Optionally, the shell is provided with a mounting hole, and the pressing ring body is detachably mounted on the inner side of the shell.

[0011] The outer periphery of the power interface is provided with a protruding positioning mounting part, and the shell and the pressing ring body jointly clamp the two sides opposite to the positioning mounting part, so that one end of the power interface passes out of the shell from the mounting hole.

[0012] Optionally, the positioning mounting portion is provided with an anti-fool slot, and the hole wall of the mounting hole is provided with a positioning protrusion for being inserted into the anti-fool slot.

[0013] Optionally, the mounting hole is a stepped hole, and the stepped hole has a limiting step surface for stopping the positioning mounting portion.

[0014] Optionally, the compression ring body has an abutting surface for abutting the shell.

[0015] The abutting surface is a plane.

[0016] Optionally, the energy storage device further comprises a fastener.

[0017] The compression ring body is provided with a plurality of fastening holes at intervals, the shell is provided with a fastening portion corresponding to the fastening hole, and the fastener is fixedly connected through the fastening hole and the fastening portion.

[0018] Optionally, the fastening portion is provided with a threaded hole corresponding to the fastening hole, and the fastener is a threaded fastener.

[0019] The center lines of the fastening hole and the corresponding threaded hole coincide with each other.

[0020] Optionally, a plurality of positioning mounting groove portions are formed on the compression ring body, and the bottom wall of the positioning mounting groove portion is provided with the fastening hole.

[0021] The fastening portion is a protruding column portion, and the shape of the protruding column portion matches the shape of the positioning mounting groove portion.

[0022] Optionally, the shell is provided with a mounting hole, and the compression ring body is detachably mounted on the outer side of the shell.

[0023] The outer periphery of the power interface is provided with a protruding positioning mounting portion, and the shell and the compression ring body jointly clamp the opposite sides of the positioning mounting portion to fix the power interface on the shell.

[0024] An electric two-wheeled vehicle comprises the energy storage device.

[0025] Compared with the prior art, the energy storage device has the following beneficial effects:

[0026] The energy storage device and the electric two-wheeled vehicle have the following beneficial effects: the compression ring body with the notch is arranged, so that the connecting line can enter the inner hole of the compression ring body, and only one compression ring needs to be fixed to fix the power interface on the shell, thereby effectively simplifying the mounting structure of the energy storage device and improving the assembly efficiency of the energy storage device.

[0027] The present application has other characteristics and advantages, which will be apparent from the accompanying drawings and subsequent detailed description incorporated herein, or will be described in detail in the accompanying drawings and subsequent detailed description incorporated herein, which are collectively used to explain the specific principles of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiment or prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0029] Figure 1 is an explosion schematic diagram of the energy storage device provided by the embodiment of the present application;

[0030] Figure 2 is an explosion schematic diagram of the energy storage device provided by the embodiment of the present application in another view direction;

[0031] Figure 3 is a cross-sectional structure schematic diagram of the energy storage device provided by the embodiment of the present application Figure 4

[0032] Figure 4 is a three-dimensional structure schematic diagram of the energy storage device provided by the embodiment of the present application.

[0033] Reference signs: 1, shell; 101, positioning protrusion; 102, limiting step surface; 103, fastening part; 11, mounting hole; 32, positioning mounting part; 321, foolproof slot; 2, compression ring body; 21, notch; 22, positioning installation groove part; 3, power supply interface; 31, connecting line; 4, fastener. DETAILED DESCRIPTION

[0034] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiment or prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0035] The term "embodiment" is mentioned in this document means that the specific features, structures or characteristics described in connection with the embodiment can be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in this application, as long as there is no technical contradiction or conflict, the technical features mentioned in each embodiment can be combined in any way to form a corresponding implementable technical solution.

[0036] Unless otherwise defined, the meaning of technical terms used in this document is the same as that generally understood by those skilled in the art to which the present application belongs; the use of related terms in this document is only for the purpose of describing specific embodiments, and is not intended to limit the present application.

[0037] In the description of the present application, the phrase "and / or" is a description of the logical relationship between the objects, which means that there can be three relationships, for example, A and / or B, which means that there are three cases: A exists, B exists, and A and B exist at the same time. In addition, the character " / " in this document generally represents that the associated objects before and after are a "or" logical relationship.

[0038] In this application, such as "first" and "second", the terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual quantity, primary and secondary or order relationship between the entities or operations.

[0039] In this application, without more limitation, the "includes", "contains", "has" or other similar expressions used in the sentence are intended to cover non-exclusive inclusion, and these expressions do not exclude the presence of other elements in the process, method or product including the described elements, so that the process, method or product including a series of elements can not only include those limited elements, but also include other elements not explicitly listed, or also include the elements inherent in such process, method or product.

[0040] As the same understanding as in the "Guidelines for Examination", in this application, "greater than", "less than", "exceed" and other expressions are understood as not including the number; "above", "below", "within" and other expressions are understood as including the number. In addition, the meaning of "multiple" in the description of the embodiments of the present application is more than two (including two), and similar expressions related to "multiple" are also understood in this way, for example, "multiple groups", "multiple times" and the like, unless otherwise explicitly limited.

[0041] In the description of the embodiments of the present application, the spatial relative expressions such as "central", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "vertical", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship shown in the specific embodiments or the drawings, and are only for the convenience of describing the specific embodiments of the present application or for the reader to understand, and do not indicate or imply that the indicated device or component must have a particular position, a particular orientation, or be constructed or operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0042] Unless otherwise expressly specified or limited, in the description of the embodiments of the present application, the terms "mount", "connect", "connect", "fix", "set", and the like should be broadly understood. For example, the "connection" can be fixed connection, or detachable connection, or integral setting; it can be mechanical connection, or electrical connection, or communication connection; it can be direct connection, or indirect connection through intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art to which the present application belongs, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0043] Embodiment one

[0044] In view of the defects of the existing energy storage device, the applicant, based on many years of rich practical experience and professional knowledge in designing and manufacturing such products, and with the use of theory, actively researches and innovates, in order to create an energy storage device that can solve the defects in the prior art, and make the energy storage device more practical. After continuous research, design, and repeated trial of samples and improvement, the present utility model is finally created.

[0045] Please refer to Figures 1 to 4 The embodiment of the present application provides an energy storage device, which comprises a shell 1, a compression ring body 2 and a power interface 3 connected with a connecting line 31.

[0046] The compression ring body 2 is provided with a notch 21, the connecting line 31 penetrates into the inner hole of the compression ring body 2 from the notch 21, and the shell 1 and the compression ring body 2 jointly clamp and fix the power interface 3.

[0047] It should be noted that the power interface 3 can be a charging interface or a discharging interface. In one energy storage device, one power interface 3 for charging and one power interface 3 for discharging can be provided at the same time.

[0048] In the embodiment, the connecting line 31 penetrates the inner hole of the compression ring body 2 from the gap 21, so that the compression ring body 2 does not compress the connecting line 31 while compressing the power supply interface 3. The compression ring body surrounds the connecting line 31, so that the compression force of the compression ring body 2 on the power supply interface 3 is more uniform and reliable.

[0049] It should be further noted that the compression ring body 2 in the embodiment is one component, and there is no need to fix multiple compression plates as in the prior art, so that the assembly process is effectively simplified and the assembly efficiency is improved.

[0050] Optionally, the shell 1 is provided with a mounting hole 11, and the compression ring body 2 is detachably mounted on the inner side of the shell 1. The mounting hole 11 can make the power supply interface 3 more easily connected to a charging line or a power transmission line.

[0051] The outer periphery of the power supply interface 3 is provided with a protruding positioning mounting portion 32, and the shell 1 and the compression ring body 2 jointly clamp the opposite sides of the positioning mounting portion 32, so that one end of the power supply interface 3 penetrates out of the shell 1 from the mounting hole 11. The power supply interface 3 can be more easily connected to other interfaces by penetrating out of the shell 1 from the mounting hole 11.

[0052] In the embodiment, the shell 1 and the compression ring body 2 jointly clamp the positioning mounting portion 32, so as to fix the power supply interface 3. The maximum size of the positioning mounting portion 32 is greater than the size of the mounting hole 11, so as to improve the mounting stability of the power supply interface 3. The shell 1 and the compression ring body 2 jointly limit the positioning mounting portion 32, so that the length of the power supply interface 3 extending out of the mounting hole 11 is controllable and reasonable.

[0053] Optionally, the positioning mounting portion 32 is provided with a foolproof slot 321, and the hole wall of the mounting hole 11 is provided with a positioning protrusion 101 for plugging with the foolproof slot 321. The foolproof slot 321 and the positioning protrusion 101 are matched with each other, so as to effectively avoid the situation that the power supply interface 3 is incorrectly installed.

[0054] Optionally, the mounting hole 11 is a stepped hole, and has a limiting stepped surface 102 for stopping the positioning mounting portion 32. That is, one side surface of the positioning mounting portion 32 is attached to the limiting stepped surface 102, so that the length of the power supply interface 3 extending out of the shell 1 is a suitable length, and the power supply interface 3 and other plug-in connectors are conveniently plugged.

[0055] Preferably, the compression ring body 2 has an attachment surface for attaching to the shell 1, and the attachment surface is a plane. In the embodiment, the attachment surface is used to attach to the limiting stepped surface 102.

[0056] Optionally, the energy storage device further comprises fasteners 4; the compression ring body 2 is provided with a plurality of fastening holes at intervals, the shell 1 is provided with fastening portions 103 corresponding to the fastening holes, and the fasteners 4 are fixedly connected to the fastening holes and the fastening portions 103. Preferably, the fastening portions 103 are provided with threaded holes corresponding to the fastening holes, and the fasteners 4 are threaded fasteners 4; the center lines of the fastening holes and the corresponding threaded holes coincide with each other. The fasteners 4 are threadedly connected to the fastening holes and the corresponding threaded holes, so as to fix the compression ring body 2 on the shell 1. Specifically, the fasteners 4 need to be provided with at least three, so as to improve the fixing stability of the compression ring body 2.

[0057] Optionally, the compression ring body 2 is formed with a plurality of positioning and mounting groove portions 22, the bottom wall of the positioning and mounting groove portion 22 is provided with a fastening hole; the fastening portion 103 is a protruding column portion, and the shape of the protruding column portion matches the shape of the positioning and mounting groove portion 22. Specifically, the cooperation of the protruding column portion and the positioning and mounting groove portion 22 can enable the compression ring body 2 to be accurately installed at the set position of the shell 1, and reduce the possibility that the compression ring body 2 shakes relative to the shell 1, thereby further improving the installation stability of the compression ring body 2.

[0058] In another specific embodiment, the shell 1 is provided with a mounting hole 11, and the compression ring body 2 is detachably installed on the outer side of the shell 1; the outer periphery of the power supply interface 3 is provided with a protruding positioning and mounting portion 32, and the shell 1 and the compression ring body 2 jointly clamp the opposite sides of the positioning and mounting portion 32, so as to fix the power supply interface 3 on the shell 1. It needs to be particularly emphasized that in this specific embodiment, the compression ring body 2 is installed on the outer side of the shell.

[0059] Embodiment Two

[0060] This embodiment one discloses an electric two-wheeled vehicle, which comprises the energy storage device as any one of the embodiments one. The electric two-wheeled vehicle can be an electric bicycle, an electric motorcycle or other types of electrically driven two-wheeled vehicles.

[0061] Finally, it needs to be pointed out that although the above embodiments have been described in the specification and drawings of the present application, the patent protection scope of the present application should not be limited. Any technical solutions obtained by replacing or modifying the equivalent structures or equivalent processes based on the essential concept of the present application, and the technical solutions obtained by directly or indirectly applying the technical solutions of the above embodiments to other related technical fields, are all included in the patent protection scope of the present application.

Claims

1. An energy storage device, characterized by, The shell (1), the compression ring body (2) and the power interface (3) connected with the connecting line (31) are included. The compression ring body (2) is provided with a notch (21), the connecting line (31) penetrates the inner hole of the compression ring body (2) from the notch (21), and the shell (1) and the compression ring body (2) jointly clamp and fix the power interface (3).

2. The energy storage device of claim 1, wherein, The shell (1) is provided with a mounting hole (11), and the compression ring body (2) is detachably mounted on the inner side of the shell (1). The outer periphery of the power interface (3) is provided with a protruding positioning mounting part (32), and the shell (1) and the compression ring body (2) jointly clamp the opposite sides of the positioning mounting part (32), so that one end of the power interface (3) penetrates out of the shell (1) from the mounting hole (11).

3. The energy storage device of claim 2, wherein, The positioning mounting part (32) is provided with an anti-fool slot (321), and the hole wall of the mounting hole (11) is provided with a positioning protrusion (101) for plugging with the anti-fool slot (321).

4. The energy storage device of claim 2, wherein, The mounting hole (11) is a stepped hole, which has a limiting step surface (102) for stopping the positioning mounting part (32).

5. The energy storage device of claim 2, wherein, The compression ring body (2) has a fitting surface for fitting the shell (1). The fitting surface is a plane.

6. The energy storage device of claim 1, wherein, It also includes a fastener (4). A plurality of fastening holes are arranged on the compression ring body (2) at intervals, the shell (1) is provided with a fastening part (103) corresponding to the fastening hole, and the fastener (4) is fixedly connected through the fastening hole and the fastening part (103).

7. The energy storage device of claim 6, wherein, The fastening part (103) is provided with a threaded hole corresponding to the fastening hole, and the fastener (4) is a threaded fastener (4); The center lines of the fastening hole and the corresponding threaded hole coincide with each other.

8. The energy storage device of claim 6, wherein, A plurality of positioning mounting groove parts (22) are formed on the compression ring body (2), and the bottom wall of the positioning mounting groove part (22) is provided with the fastening hole; The fastening part (103) is a protruding column part, and the shape of the protruding column part matches the shape of the positioning mounting groove part (22).

9. The energy storage device of claim 1, wherein, The shell (1) is provided with a mounting hole (11), and the compression ring body (2) is detachably mounted on the outer side of the shell (1); The outer periphery of the power interface (3) is provided with a protruding positioning mounting part (32), and the shell (1) and the compression ring body (2) jointly clamp the opposite sides of the positioning mounting part (32) to fix the power interface (3) on the shell (1).

10. An electric two-wheeled vehicle characterized by comprising: The energy storage device as claimed in any one of claims 1 to 9 is included.

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