Battery case and electric bicycle

Abstract

A battery case and an electric bicycle. The battery case comprises a case body, a battery pack is mounted in the case body, the bottom of the case body is connected to a fixing base, the fixing base is provided with a mounting space, the mounting space is provided with a power connector, and the power connector is connected to a controller; a metal part of the controller is provided with localizing points, snap-fitting parts are provided on the fixing base in the mounting space thereof, and the snap-fitting parts are fitted to the localizing points in one-to-one correspondence, so that the controller is fixed; a fastener is further connected between the fixing base and the metal part so as to fix the metal part. The metal part of the controller is provided with the localizing points, and when the localizing points are fitted to the snap-fitting parts, the controller can be accurately mounted; moreover, due to the fixing effect of the snap-fitting parts and the fastener, stable structural connection of the metal part can be maintained in a vibration process of the battery case, thereby avoiding problems such as poor contact.

Description

Battery box, electric bicycle

[0001] The utility model relates to the technical field of battery boxes, in particular to a battery box and an electric bicycle. Background Art

[0002] In current technology, battery-powered vehicles, also known as "electric vehicles," are pure electric vehicles powered by batteries (batteries) and driven by electric motors (DC, AC, series-excited, or externally-excited). In recent years, they have become very popular in my country, and battery packs are required for their use. Technical issues

[0003] The existing battery is placed directly in the battery box. When the electric vehicle is driving, the shaking may cause the interface components of the battery box to loosen, resulting in poor contact and affecting the normal use of the electric vehicle. Therefore, it is necessary to provide a new technical solution to overcome the above defects. Technical Solutions

[0004] The purpose of the utility model is to provide a battery box and an electric bicycle.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A battery box includes a shell, a battery pack is installed inside the shell, a fixing base is connected to the bottom of the shell, the fixing base is provided with an installation space, the installation space is provided with a power connector, and the power connector is connected to a controller; the metal part of the controller is provided with a positioning point, and the position of the fixing base located in the installation space is provided with a fastener, and the fastener and the positioning point are respectively matched one by one to fix the controller; a fastener is also connected between the fixing base and the metal part to fix the metal part.

[0007] In one embodiment, the housing includes an upper housing and a lower housing, and the lower housing is fixedly connected to a fixing base.

[0008] In one embodiment, a lock is further fixed to the lower shell, and the lock is arranged in the upper shell.

[0009] In one embodiment, a keyhole is provided on the outer side of the lower shell, and the keyhole is connected to the lock.

[0010] In one embodiment, the metal piece is provided with a screw hole, a fastening screw passes through the fixing seat, and the fastening screw is installed in the screw hole.

[0011] In one embodiment, a heat dissipation cavity is provided at the bottom of the installation space of the fixing base.

[0012] In one embodiment, the fixing seat is provided with a mounting rail.

[0013] On the other hand, the present application also proposes an electric bicycle, comprising a frame, on which the battery box as described in any one of the above items is installed.

[0014] In one embodiment, the lock is used to control the installation and removal of the battery box.

[0015] In one embodiment, the battery box is used to supply working power to a driving motor of an electric bicycle. Beneficial effects

[0016] Compared to the prior art, the present invention offers the following advantages: The controller's metal parts are provided with positioning points. When these positioning points cooperate with the fasteners, the controller can be accurately installed. Furthermore, due to the securing effect of the fasteners and fasteners, the metal parts can maintain a stable structural connection during battery box vibration, preventing problems such as poor contact. Furthermore, the present invention utilizes a fixed lock on the lower housing, enabling the charging station and lock to be directly mounted and fixed to the upper and lower ends of the lower housing, saving parts and labor assembly costs and providing enhanced waterproofing.

[0017] The present invention will be further described below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a schematic structural diagram of a battery box of the present invention;

[0019] FIG2 is an exploded schematic diagram of the battery box of FIG1 ;

[0020] FIG3 is a bottom view of FIG2;

[0021] FIG4 is a partial enlarged schematic diagram of FIG3;

[0022] FIG5 is a right side view of the battery box of FIG1. Attached photos

[0023] Housing 101, battery pack 102, fixing base 103, installation space 104, power connector 105, controller 106, metal part 107, positioning point 108, fastener 109, lock 110, keyhole 111, installation hole 112, heat dissipation cavity 113, installation guide 114, upper housing 1011, lower housing 1012. Best Mode for Carrying Out the Invention

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts shall fall within the scope of protection of the present invention.

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0026] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0027] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium, internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0028] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic expressions of the above terms should not be understood as necessarily referring to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification.

[0030] As shown in Figures 1-5, the present application proposes a battery box, including a shell 101, a battery pack 102 is installed inside the shell 101, a fixing seat 103 is connected to the bottom of the shell 101, the fixing seat 103 is provided with an installation space 104, the installation space 104 is provided with a power connector 105, and the power connector 105 is connected to a controller 106; a metal part 107 of the controller 106 is provided with a positioning point 108, and the fixing seat 103 is located in the installation space 104 and is provided with a fastener 109, and the fastener 109 and the positioning point 108 are respectively matched one by one to fix the controller 106; a fastener is also connected between the fixing seat 103 and the metal part 107 to fix the metal part 107. The metal part 107 of the controller 106 is actually the outer shell of the controller. By setting a positioning point 108 on the metal part 107, when the positioning point 108 cooperates with the fastener 109, the installation of the controller 106 can be accurately completed. In addition, due to the fixing effect of the fastener and the fastener, the metal part can also maintain a stable structural connection during the vibration process of the battery box, reducing the occurrence of problems such as poor contact.

[0031] In one embodiment, as shown in Figures 2 and 5, the housing 101 includes an upper housing 1011 and a lower housing 1012. The lower housing 1012 is fixedly connected to the fixing base 103. The lower housing 1012 is also fixed with a lock 110. Since the interior of the upper housing 1011 is a cavity, the lock 110 is naturally accommodated in the upper housing. The lock 110 can control whether the battery compartment housing 101 is fixed to the fixing base 103. When the battery compartment housing 101 needs to be removed, a key is inserted through the keyhole 111 on the outside of the lower housing 1012 to cancel the lock between the lock 110 and the fixing base 103, and the housing 101 can also be removed. The lower housing 1012 fixes the lock 110, so that the fixing base 103 and the lock 110 are directly mounted and fixed at the upper and lower ends of the lower housing 1012, saving parts and labor assembly costs and enhancing waterproof capabilities.

[0032] In one embodiment, the metal member 107 is provided with a screw hole, wherein the screw hole is provided on a side facing the fixing base 103. A fastening screw passes through the fixing base 103 and is installed in the screw hole. Correspondingly, the mounting space 104 is provided with at least two mounting holes 112, through which the fastening screws reach the metal member 107.

[0033] In one embodiment, the fixing seat 103 is provided with a heat dissipation cavity 113 at the bottom of the installation space 104. The heat dissipation cavity 113 can help the controller 106 to dissipate heat better. The fixing seat 103 is provided with a mounting rail 114, which is used for positioning when installed on an electric bicycle. Industrial Applicability

[0034] The controller's metal parts are provided with positioning points. When the positioning points cooperate with the fasteners, the controller can be accurately installed. Due to the fixing effect of the fasteners and fasteners, the metal parts can also maintain a stable structural connection during the vibration of the battery box, without problems such as poor contact. On the other hand, the present application fixes the lock to the lower shell, so that the charging base and lock are directly installed and fixed at the upper and lower ends of the lower shell, saving parts and labor assembly costs and enhancing waterproof capabilities.

[0035] Those skilled in the art can make various other corresponding changes and deformations based on the technical solutions and concepts described above, and all of these changes and deformations should fall within the scope of protection of the claims of this utility model.

Claims

1. A battery box, comprising a shell, wherein a battery pack is installed inside the shell, characterized in that: A fixing base is connected to the bottom of the shell, and the fixing base is provided with an installation space. The installation space is provided with a power connector, and the power connector is connected to a controller; positioning points are provided on both sides of the metal part of the controller, and the fixing base is located at the position of the installation space and is provided with at least two fasteners, and the fasteners and the positioning points are respectively matched one by one to fix the controller; a fastener is also connected between the fixing base and the metal part to fix the metal part.

2. The battery box according to claim 1, characterized in that: The shell comprises an upper shell and a lower shell, and the lower shell is fixedly connected to a fixing seat.

3. The battery box according to claim 2, characterized in that: The lower shell is also fixed with a lock, and the lock is arranged in the upper shell.

4. The battery box according to claim 3, characterized in that: A key hole is provided on the outer side of the lower shell body, and the key hole is connected to the lock.

5. The battery box according to claim 1, characterized in that: The metal piece is provided with a screw hole, a fastening screw passes through the fixing seat, and the fastening screw is installed in the screw hole.

6. The battery box according to claim 1, characterized in that: The fixing base is provided with a heat dissipation cavity at the bottom of the installation space.

7. The battery box according to claim 1, characterized in that: The fixing seat is provided with a mounting guide rail.

8. An electric bicycle, comprising a frame, characterized in that: The frame is equipped with a battery box as described in any one of claims 1-7.

9. The electric bicycle according to claim 8, characterized in that: The lock is used to control the installation and removal of the battery box.

10. The electric bicycle according to claim 8, characterized in that: The battery box is used to supply working power to the driving motor of the electric bicycle.

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