Battery shell of electric tool

Abstract

The utility model discloses a battery shell of an electric tool, which comprises a first shell and a second shell buckled with the first shell, and is characterized in that one outward side of the first shell protrudes to form a boss, and a connecting assembly is arranged at the bottom of the boss; the sections of the connecting assembly and the first shell are of an inverted-U-shaped structure, and a connecting opening is formed in the position, corresponding to the connecting assembly, of one side of the first shell. The beneficial effects of the utility model are that the circuit board inside the first housing and the second housing and the discharging member on the circuit board cooperate with the connecting assembly on the first housing, so that the structure on the circuit board is connected with the charging port and the socket on the connecting assembly, and a user can use the most common Type-C interface to charge, and the charging port adopts the Type-C interface, so that the charging efficiency is improved. In the use process, due to the use universality of the Type-C interface, a user can easily find a corresponding charging wire, and charging of the battery pack is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of battery casings, and more specifically to a battery casing for a power tool. Background Art

[0002] Wireless power tools and other wireless devices use rechargeable battery packs as power sources. These battery packs are usually detachably connected to other tools or devices. The battery packs can be repeatedly charged and discharged to allow users to reuse the tools without having to purchase new power sources.

[0003] When in use, the battery pack is usually installed inside the battery casing. The charging ports of the existing battery casings on the market usually use round holes for charging and are connected to the battery pack through round hole charging interfaces. However, nowadays, people often use charging cables with other interfaces, resulting in inconvenience when the battery pack needs to be charged. There is a need for a battery casing for a power tool to solve the above problems. Summary of the Utility Model

[0004] The purpose of the present utility model is to overcome the above deficiencies in the background art and provide a battery casing for a power tool.

[0005] It includes a first casing and a second casing that is snap-fitted to the first casing. It is characterized in that a boss protrudes from the outer side of the first casing, and a connecting component is provided at the bottom of the boss, and a spacing is provided between the connecting component and the first casing.

[0006] The cross-section of the connecting component and the first casing is in an inverted U-shaped structure, and a connection port is provided at a position on one side of the first casing corresponding to the connecting component.

[0007] Further, the connecting component includes a connecting piece connected to the first casing and a charging port provided on one side of the connecting piece.

[0008] Further, the charging port is set as a Type-C interface.

[0009] Further, the connecting component further includes a socket provided on one side of the connecting piece. The number of sockets is at least two, and the sockets are provided on both sides of the charging port.

[0010] Further, the second casing is integrally in a box-shaped structure with one side being an open structure. A cavity is formed inside the second casing, and a circuit board is provided inside the cavity.

[0011] Further, a discharging component and a charging component are installed on one side of the circuit board, and the discharging component and the charging component are inserted into the connection port and correspond to the connecting component and are electrically connected to the connecting component.

[0012] Further, the circuit board is attached to the first housing and spaced from the second housing, and a middle plate is provided between the circuit board and the second housing.

[0013] Further, the middle plate is integrally in a frame structure, and a battery pack is installed inside the middle plate, and the battery pack is electrically connected to the circuit board.

[0014] Further, an indicator light is installed on the top of the middle plate, the indicator light is electrically connected to the circuit board, and a light hole is provided at the position of the second housing where the indicator light is located.

[0015] Further, a pressing member is provided on one side of the second housing that is buckled with the first housing, a spring is provided between the pressing member and the second housing, a pressing port adapted to the pressing member is provided on the side of the convex platform of the first housing, the pressing port is communicated with the connection port, and a partial position of the pressing member is arranged inside the pressing port.

[0016] Compared with the prior art, the advantages of the present utility model are as follows: Through the circuit board inside the first housing and the second housing and the discharging member on the circuit board, in cooperation with the connection assembly on the first housing, the structure on the circuit board is connected to the charging port and the socket on the connection assembly, enabling the user to charge using the most common Type-C interface. The charging port adopts a Type-C interface and is communicated with the charging member on the circuit board. During use, due to the universality of the Type-C interface, the user can easily find the corresponding charging cable, facilitating the charging of the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is the overall exploded three-dimensional structure schematic diagram of the present utility model.

[0018] Figure 2 is the disassembled three-dimensional structure schematic diagram of the first housing and the second housing of the present utility model.

[0019] Figure 3 is the overall three-dimensional structure schematic diagram of the present utility model.

[0020] In the figure:

[0021] 1. First housing;

[0022] 2. Pressing port;

[0023] 3. Connecting member;

[0024] 4. Charging port;

[0025] 5. Socket;

[0026] 6. Second housing;

[0027] 7. Light hole;

[0028] 8. Circuit board;

[0029] 9. Discharge component;

[0030] 10. Middle plate;

[0031] 11. Battery pack;

[0032] 12. Pressing component;

[0033] 13. Indicator light. Detailed implementation manners

[0034] Now, specific embodiments of the present invention will be described in detail. Examples of the present invention are illustrated in the accompanying drawings. Although the present invention will be described in conjunction with specific embodiments, it will be understood that it is not intended to limit the present invention to the described embodiments. On the contrary, it is intended to cover modifications, variations, and equivalents included within the spirit and scope of the present invention as defined by the appended claims. It should be noted that the method steps described herein can all be implemented by any functional block or functional arrangement, and any functional block or functional arrangement can be implemented as a physical entity or a logical entity, or a combination of both.

[0035] In order to enable those skilled in the art to better understand the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation manners.

[0036] Note: The examples to be introduced next are only specific examples and do not limit that the embodiments of the present invention must be the following specific steps, numerical values, conditions, data, sequences, etc. Those skilled in the art can use the concept of the present invention to construct more embodiments not mentioned in this specification by reading this specification.

[0037] Wireless power tools and other wireless devices use rechargeable battery packs as power sources. These battery packs are usually detachably connected to other tools or devices. The battery packs can be repeatedly charged and discharged to allow users to reuse the tools without having to purchase new power sources; when in use, the battery packs are usually installed inside the battery housing. The charging ports of the battery housings on the market usually use round holes for charging and are connected to the battery packs through the round hole charging interfaces. However, nowadays, people often use charging cables with other interfaces, resulting in inconvenience when the battery packs need to be charged. An electric tool battery housing is needed to solve the above problems.

[0038] To solve the problems existing in the above-mentioned electric tool batteries, the electric tool battery housing proposed by the present invention is shown in Figures 1 - 3, including a first housing 1 and a second housing 6 that is snap-fitted to the first housing 1. It is characterized in that a boss protrudes from the outer side of the first housing 1, and a connecting component is provided at the bottom of the boss, with a spacing set between the connecting component and the first housing 1; the connecting component and the first housing 1 have an inverted U-shaped cross-sectional structure, and a connection port is opened at a position on one side of the first housing 1 corresponding to the connecting component.

[0039] As Figures 1 - 3 shown, the current structures of the first housing 1 and the second housing 6 are similar, both being box-shaped structures with an open structure on one side, and the edges of the first housing 1 and the second housing 6 fit together and are snap-fitted to each other to form a closed state, so that a closed cavity is formed inside the first housing 1 and the second housing 6;

[0040] The connecting component is connected to the outside of the first housing 1, and an inclined boss protrudes from the position at the top of the outside of the first housing 1. The top of the connecting component is fixedly connected to the bottom of the boss, and there is a certain spacing between the connecting component and the first housing 1. And the connecting component and the first housing 1 have an inverted U-shaped cross-sectional structure, and a connection port is opened at the position of the outside of the first housing 1 corresponding to the connecting component, and the connecting component covers one side of the connection port.

[0041] Please continue to refer to Figures 1 - 3 , the connecting component includes a connecting piece 3 connected to the first housing 1 and a charging port 4 opened on one side of the connecting piece 3, and the charging port 4 is set as a Type-C interface.

[0042] As Figures 1 - 3 shown, the main structure of the connecting component is a plate-shaped connecting piece 3. The connecting piece 3 is connected to the first housing 1, and a Type-C interface is opened on one side of the connecting piece 3. The Type-C interface penetrates the connecting piece 3 to facilitate the user to charge the battery pack 11.

[0043] Please continue to refer to Figures 1 - 3 , the connecting component further includes a socket 5 opened on one side of the connecting piece 3, and the number of sockets 5 is set to at least two, and the sockets 5 are arranged on both sides of the charging port 4.

[0044] As Figures 1 - 3 shown, sockets 5 are opened at the bottom of the connecting piece 3 and are vertical upward. The number of sockets 5 is at least two and is opened according to needs, and is distributed on both sides of the charging port 4 for charging electric tools and for installation on electric tools.

[0045] Please refer to Figure 1 , Figure 2 , the second housing 6 is overall a box-shaped structure with an open structure on one side. A cavity is formed inside the second housing 6, and a circuit board 8 is provided inside the cavity.

[0046] AsFigure 1 , Figure 2 As shown in Figure 2 , the circuit board 8 is disposed inside the second housing 6. A vertical limiting plate (not labeled in the figure) is fixedly provided on one side inside the second housing 6. One side of the limiting plate is attached to one side of the circuit board 8, so that the circuit board 8 is disposed inside the second housing 6 and there is a gap between the circuit board 8 and the inner wall of the second housing 6.

[0047] Please continue to refer to Figure 1 , Figure 2 , a discharging member 9 and a charging member are installed on one side of the circuit board 8, and the discharging member 9 and the charging member are inserted into the connection port and correspond to the connection assembly and are electrically connected to the connection assembly.

[0048] As Figure 1 , Figure 2 shown in Figure 2 , a discharging member 9 and a charging member (not shown in the figure, which belongs to the prior art) are installed on the circuit board 8. The discharging member 9 is located inside the connection port and corresponds to the socket 5, and the charging member is located inside the connection port and is connected to the Type-C interface in the charging port 4.

[0049] Please continue to refer to Figure 1 , Figure 2 , the circuit board 8 is attached to the first housing 1, and there is a gap between the circuit board 8 and the second housing 6. A middle plate 10 is provided between the circuit board 8 and the second housing 6. The middle plate 10 is integrally in a frame structure. A battery pack 11 is installed inside the middle plate 10, and the battery pack 11 is electrically connected to the circuit board 8.

[0050] As Figure 1 , Figure 2 shown in Figure 2 , the middle plate 10 is in a frame structure with openings at the front and back, so that the battery pack 11 can be disposed inside the middle plate 10. The middle plate 10 is disposed inside the second housing 6 and is limited by the limiting plate. The battery pack 11 is connected to the circuit board 8 through wires and the like, so that the battery pack 11 can be charged and discharged through the discharging member 9 inside the charging port 4 and the socket 5.

[0051] Please refer to Figures 1 - 3 , an indicator light 13 is installed on the top of the middle plate 10. The indicator light 13 is electrically connected to the circuit board 8. A light hole 7 is provided at the position of the indicator light 13 on the second housing 6.

[0052] As Figures 1 - 3 shown in Figures 1 - 3 , after the indicator light 13 is connected to the circuit board 8, when the battery pack 11 is charging or discharging, the indicator light 13 emits light, which is convenient for prompting the user whether it is used normally.

[0053] Please continue to refer to Figures 1 - 3A pressing piece 12 is provided on one side where the second shell 6 is buckled with the first shell 1, and a spring is provided between the pressing piece 12 and the second shell 6. A pressing port 2 matching the pressing piece 12 is provided on one side of the boss of the first shell 1, and the pressing port 2 is connected to the connecting port, and part of the pressing piece 12 is arranged inside the pressing port 2.

[0054] like Figures 1 - 3 As shown, the pressing piece 12 has an arc-shaped structure with both ends raised, and most of it is located inside the first shell 1 and the second shell 6. One end is connected to the second shell 6 through a spring, and the other end is located inside the connecting port. When the power tool is inserted, one end of the pressing piece 12 is pushed to compress the spring, so that the pressing piece 12 presses the power tool to prevent the battery shell from falling off. This belongs to the prior art of battery shells.

[0055] When using the utility model, the charging port 4 adopts the common Type-C interface, changes the traditional round hole charging, and is connected to the internal circuit board 8. When the battery pack 11 needs to be charged, it is easy to find the charging cable connected to the Type-C interface to achieve charging.

[0056] In the description of the present utility model, it should be noted that the terms "upper", "lower", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present utility model. Unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0057] It should be noted that in the present utility model, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or device comprising said element.

[0058] The above are only specific embodiments of the present utility model, enabling those skilled in the art to understand or implement the present utility model. Various modifications to these embodiments will be obvious to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to the embodiments shown herein, but rather to the broadest scope consistent with the principles and novel features of the present utility model disclosed herein.

Claims

1. A power tool battery housing, comprising a first housing (1) and a second housing (6) snap-fitted with the first housing (1), characterized in that: One side of the first housing (1) protrudes outward to form a boss, and a connecting component is provided at the bottom of the boss, and a distance is set between the connecting component and the first housing (1); The cross-sections of the connecting component and the first shell (1) are inverted U-shaped structures, and a connecting port is provided on one side of the first shell (1) at a position corresponding to the connecting component.

2. The power tool battery housing according to claim 1, characterized in that: The connection assembly comprises a connection piece (3) connected to the first housing (1) and a charging port (4) opened on one side of the connection piece (3).

3. The power tool battery housing according to claim 2, characterized in that: The charging port (4) is configured as a Type-C interface.

4. The power tool battery housing according to claim 2, characterized in that: The connection assembly further comprises a socket (5) opened on one side of the connection member (3), the number of the sockets (5) is set to at least two, and the sockets (5) are arranged on both sides of the charging port (4).

5. The power tool battery housing according to claim 1, characterized in that: The second shell (6) is in the form of a box-shaped structure with one side being an open structure. A cavity is formed inside the second shell (6), and a circuit board (8) is arranged inside the cavity.

6. The power tool battery housing according to claim 5, characterized in that: A discharge component (9) and a charging component are installed on one side of the circuit board (8), and the discharge component (9) and the charging component are inserted into the connection port and correspond to the connection component, and are electrically connected to the connection component.

7. The power tool battery housing according to claim 5, characterized in that: The circuit board (8) is attached to the first housing (1) and is spaced apart from the second housing (6); a middle plate (10) is provided between the circuit board (8) and the second housing (6).

8. The power tool battery housing according to claim 7, wherein: The middle plate (10) is in a frame-shaped structure as a whole, a battery pack (11) is installed inside the middle plate (10), and the battery pack (11) is electrically connected to the circuit board (8).

9. The power tool battery housing according to claim 7, wherein: An indicator light (13) is installed on the top of the middle plate (10), the indicator light (13) is electrically connected to the circuit board (8), and a lamp hole (7) is provided in the second housing (6) at the position of the indicator light (13).

10. The power tool battery housing according to claim 1, wherein: A pressing piece (12) is provided on one side of the second housing (6) and the first housing (1) that are fastened together, a spring is provided between the pressing piece (12) and the second housing (6), a pressing opening (2) adapted to the pressing piece (12) is provided on one side of the boss of the first housing (1), the pressing opening (2) is communicated with the connecting port, and a portion of the pressing piece (12) is arranged inside the pressing opening (2).

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