Portable battery pack convenient to disassemble and assemble

Abstract

A shell of the portable battery pack comprises a face shell and a bottom shell which can be buckled in a matched mode, a sliding base is arranged on the inner wall of the face shell in a sliding mode, the rear end of the sliding base is elastically connected with the face shell, a buckle is arranged at the front end of the sliding base, a control panel is arranged on the face shell and located above the sliding base, and the control panel can be controlled to drive the sliding base to slide on the inner wall of the face shell. And the buckle extends out of the battery pack for clamping and positioning or retracts into the battery pack for releasing positioning. The face shell and the bottom shell are both of the U-shaped structures capable of being buckled in a matched mode, the sliding base capable of movably penetrating through the bottom shell is arranged on the inner wall of the face shell and can be matched with a positioning structure at the rear end of the battery pack, the battery pack can be rapidly clamped in a storage bin of electric equipment or disassembled from the storage bin, assembly and disassembly are convenient and fast, and the service life of the battery pack is prolonged. And a complicated clamping structure does not need to be arranged on the electric equipment, so that the processing or refitting is convenient, and the application range is wide.

Description

Technical Field

[0001] This utility model relates to the field of battery pack technology, and in particular to a portable battery pack that is easy to assemble and disassemble. Background Technology

[0002] Battery packs on some small and medium-sized electric equipment often need to be installed and removed for charging or battery replacement, such as lawnmowers. Because the equipment vibrates a lot during operation, in order to ensure the stability of the battery pack on the electric equipment, most of them are equipped with buckles or locking devices to fix the battery pack, which makes installation and removal inconvenient. Summary of the Invention

[0003] To address the problems existing in the prior art, this utility model provides a portable battery pack that is easy to install and remove. The battery pack can be quickly secured in the storage compartment of the electrical device or removed from it. It is easy to install and remove, and there is no need to install a complex securing structure on the electrical device. It is easy to process or modify and has a wide range of applications.

[0004] To solve the above-mentioned technical problems, the present invention adopts the following technical solution:

[0005] A portable battery pack for easy assembly and disassembly includes an outer shell and a battery pack and circuit board installed therein and electrically connected. The outer shell includes a front shell and a bottom shell that can be matched and fastened together. A slide block is slidably mounted on the inner wall of the front shell. The rear end of the slide block is elastically connected to the front shell, and a buckle is provided at its front end. A control panel is provided on the front shell above the slide block. Operating the control panel can drive the slide block to slide back and forth on the inner wall of the front shell, so that the buckle extends out of the battery pack for engagement and positioning or retracts into the battery pack to release the positioning.

[0006] The face shell is an inverted U-shaped shell structure, with its two opposite side walls being the left and right walls of the battery pack, and a first guide member formed on the inner wall of each side. The inner wall of its front end is provided with a limiting member and a first positioning member extending toward the bottom shell, and the inner wall of its rear end is provided with a second guide member and a second positioning member extending toward the bottom shell. The second positioning member extends to the outer side of the rear wall of the battery pack.

[0007] The bottom shell has a U-shaped shell structure, with its two opposite side walls being the front and rear walls of the battery pack, respectively fitted into the two ends of the opposite side walls of the top shell. Its front arm is adapted to the limiting member, and its inner wall is provided with a third positioning member adapted to the first positioning member. Its rear wall is provided with a third guide member adapted to the second guide member and a fourth positioning member adapted to the second positioning member. The left and right ends of its bottom inner wall are both provided with a fourth guide member adapted to the first guide member.

[0008] As a further explanation of the above technical solution:

[0009] In the above technical solution, a plurality of first protrusions are formed on the top inner wall of the faceplate around the control panel. The plurality of first protrusions surround and form a slide rail that is adapted to the slide base and extends back and forth. An elastic member extending along the front and rear direction of the battery pack is detachably fixed on the rear end of the slide rail on one of the first protrusions. The front end of the elastic member abuts against the slide base.

[0010] In the above technical solution, the front end of the slide is provided with the buckle, and the rear end is provided with a limiting baffle on the side of the elastic member. The end of the slide facing the shell is formed with a clearance groove. A pull plate extending towards the top of the shell is provided between the limiting baffle and the clearance groove. The shell is provided with an operating window for avoiding the pull plate and the clearance groove.

[0011] In the above technical solution, the first guide and the fourth guide are both slots or protrusions extending toward the bottom shell or the top shell; the limiting member is a baffle extending toward the bottom shell; the first positioning member and the third positioning member are both post holes, and the inner wall of the third positioning member is provided with a stepped hole, the larger inner hole of which can accommodate the first positioning member, and the smaller inner hole of which penetrates the bottom shell and extends to its bottom outer wall; the second guide and the third guide are both post holes, and the inner hole of the third guide penetrates the bottom shell and extends to its bottom outer wall; the second positioning member and the fourth positioning member are both protrusions extending to the outer side of the rear end of the battery pack.

[0012] In the above technical solution, a micro motor is embedded on the inner wall of the top of the face shell. The micro motor is connected to the slide block through a reversing transmission component. The control panel is provided with an input terminal and an output terminal. The input terminal is a touch screen and / or a membrane switch and / or a button. The output terminal is electrically connected to the micro motor.

[0013] In the above technical solution, the reversing transmission component is a helical gear transmission pair, a gear and rack transmission pair, or a lead screw and nut transmission pair.

[0014] In the above technical solution, the bottom and / or side wall of the bottom shell is provided with one or more heat dissipation holes, and the top outer wall of the top shell is provided with an anti-slip area extending in the same direction as the sliding direction of the slide.

[0015] In the above technical solution, the battery pack is embedded in the inner wall of the front shell, the circuit board is located at its end facing the bottom shell and is detachably fixed to it, and the end of the circuit board facing the bottom shell is provided with a charging connector, an output connector and a signal display component, the two side walls of the front shell are respectively provided with a charging port and a signal light through hole, and the bottom of the bottom shell is provided with an output port.

[0016] Compared with the prior art, the beneficial effects of this utility model are as follows: by setting both the front shell and the bottom shell as U-shaped structures that can be matched and fastened, and by setting a sliding seat on the inner wall of the front shell that can move through the bottom shell, it can cooperate with the positioning structure at the rear end of the battery pack to quickly and secure the battery pack in the storage compartment of the electrical equipment or remove it from it. It is convenient to install and remove, and there is no need to install a complex fastening structure on the electrical equipment. It is easy to process or modify and has a wide range of applications. Attached Figure Description

[0017] Figure 1 This is a structural schematic diagram of this embodiment;

[0018] Figure 2 This is a structural schematic diagram from another perspective of this embodiment;

[0019] Figure 3 yes Figure 2 A schematic diagram of the structure after the bottom shell has been removed;

[0020] Figure 4 This is an exploded structural diagram of the outer shell and the slide in this embodiment;

[0021] Figure 5 This is a schematic diagram of the shell structure in this embodiment;

[0022] Figure 6 This is a schematic diagram of the bottom shell structure in this embodiment;

[0023] Figure 7 This is a schematic diagram of the slide in this embodiment.

[0024] In the diagram: 100, outer casing; 200, battery pack; 300, circuit board; 20, front shell; 30, bottom shell; 40, slide; 50, control panel; 60, elastic element; 70, charging connector; 80, output connector; 90, signal display element; 1, buckle; 2, first guide element; 3, limiting element; 4, first positioning element; 5, second guide element; 6, second positioning element; 7, third positioning element; 8, third guide element; 9, fourth positioning element; 10, fourth guide element; 11, first protrusion; 12, slide rail; 13, limiting baffle; 14, clearance groove; 15, pull plate; 16, control window; 17, heat dissipation slot; 18, anti-slip area; 19, charging port; 21, indicator light through hole; 22, output port. Detailed Implementation

[0025] The present invention will now be described in further detail with reference to the accompanying drawings.

[0026] The embodiments described with reference to the accompanying drawings are exemplary and intended to explain this application, and should not be construed as limiting this application. In the description of this application, it should be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as limiting this application. 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 indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this application, "several" or "more than" means two or more, unless otherwise explicitly specified. In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances. In this application, unless otherwise expressly specified and limited, "above" or "below" a second feature can include direct contact between the first and second features, or it can include contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of a second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" of a second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0027] like Figure 1-2 As shown, the portable battery pack that is easy to assemble and disassemble includes a housing 100 and a battery pack 200 and a circuit board 300 that are installed inside and electrically connected thereto. The housing 100 includes a front shell 20 and a bottom shell 30 that can be matched and fastened together. A slide block 40 is also slidably mounted on the inner wall of the front shell 20. The rear end of the slide block 40 is elastically connected to the front shell 20, and a buckle 1 is provided at its front end. A control panel 50 is provided on the front shell 20 above the slide block 40. The control panel 50 can drive the slide block 40 to slide back and forth on the inner wall of the front shell 20 so that the buckle 1 extends out of the battery pack for engagement and positioning or retracts into the battery pack to release the positioning.

[0028] like Figure 3 As shown, the battery pack 200 is embedded in the inner wall of the front shell 20, the circuit board 300 is located at its end facing the bottom shell 30 and is detachably fixed to it, and the end of the circuit board 300 facing the bottom shell 30 is provided with a charging connector 70, an output connector 80 and a signal display 90, the two side walls of the front shell 20 are respectively provided with a charging port 19 and a signal light through hole 21, and the bottom of the bottom shell 30 is provided with an output port 22.

[0029] like Figure 3-5 As shown, the faceplate 20 is an inverted U-shaped shell structure. Its two opposite sidewalls are the left and right walls of the battery pack, and a first guide member 2 is formed on the inner wall of each sidewall. The inner wall of the front end is provided with a limiting member 3 and a first positioning member 4 extending toward the bottom shell 30. The inner wall of the rear end is provided with a second guide member 5 and a second positioning member 6 extending toward the bottom shell 30. The second positioning member 6 extends to the outer side of the rear wall of the battery pack. A plurality of first protrusions 11 are formed around the control panel 50 on the inner wall of the top of the faceplate 2. The plurality of first protrusions 11 surround and form a slide 12 that is adapted to the slide base 40 and extends back and forth. The rear end of the slide 12 is detachably fixed on a first protrusion 11 with an elastic member 60 extending in the front and rear direction of the battery pack. The front end of the elastic member 60 abuts against the slide base 40.

[0030] like Figure 4 , 6 As shown, the bottom shell 30 has a U-shaped shell structure. Its two opposite side walls are the front wall and the rear wall of the battery pack, respectively, and are respectively fitted into the two ends of the two opposite side walls of the front shell 20. Its front arm is adapted to the limiting member 3, and its inner wall is provided with a third positioning member 7 adapted to the first positioning member 4. Its rear wall is provided with a third guide member 8 adapted to the second guide member 5 and a fourth positioning member 9 adapted to the second positioning member 6. The left and right ends of its bottom inner wall are both provided with a fourth guide member 10 adapted to the first guide member 2.

[0031] like Figure 5-6 As shown, in this embodiment, the buckle 1 is a latch plate provided on the front wall of the slide 40 and extending forward, with a reinforcing rib at its lower end. The first guide 2 and the fourth guide 10 are both slots or protrusions extending towards the bottom shell 30 or the front shell 20. The limiting member 3 is a baffle extending towards the bottom shell 30. The first positioning member 4 and the third positioning member 7 are both post holes, and the inner wall of the third positioning member 7 is provided with a stepped hole. The larger inner hole can accommodate the first positioning member 4, and the smaller inner hole penetrates the bottom shell 30 and extends to its bottom outer wall. The second guide 5 and the third guide 8 are both post holes, and the inner hole of the third guide 8 penetrates the bottom shell 30 and extends to its bottom outer wall. The second positioning member 6 and the fourth positioning member 9 are both protrusions extending to the outer side of the rear end of the battery pack.

[0032] like Figure 7As shown, the front end of the slide block 40 is provided with a buckle 1, and the rear end is provided with a limiting baffle 13 on the side of the elastic member 60. A clearance groove 14 is formed at the end of the slide block facing the face shell 20. A pull plate 15 extending towards the top of the face shell 20 is provided between the limiting baffle 13 and the clearance groove 14. Figure 5 As shown, the faceplate 20 is provided with an operating window 16 for avoiding the pull plate 15 and the clearance groove 14.

[0033] like Figure 2 As shown, the bottom and / or side wall of the bottom shell 30 is provided with one or more heat dissipation slots 17, and the top outer wall of the front shell 20 is provided with an anti-slip area 18 extending in the same direction as the sliding direction of the slide block 40.

[0034] In use, first connect the electric device to the output connector 80 of the battery pack using a data cable. Then, snap the second positioning piece 6 and the fourth positioning piece 9, which are fastened at the rear end of the battery pack, into the slots on the side wall of the storage compartment. Next, pull the pull plate 15 to move the slide 40 backward, compressing the elastic piece 60 and causing the front buckle 1 to retract into the battery pack. Place the battery pack into the storage compartment of the electric device. Release the pull plate 15, and the elastic piece 60 will push the slide 40 back to its original position, causing the buckle 1 to snap into the other side wall of the storage compartment, thus securing the battery pack in the storage compartment of the electric device. To disassemble, pull the pull plate 15 to remove the buckle 1 from the storage compartment and pull the battery pack out of the storage compartment. Then disconnect the data cable from the output connector 80. The assembly and disassembly are convenient. The storage compartment on the electric device only needs two slots on its two opposite inner walls, eliminating the need for a complex securing structure on the electric device. This makes it easy to process and modify, and it has a wide range of applications. The removed battery pack can be charged directly through the charging port 19, and the battery pack's power status can be viewed through the indicator light 90, making it convenient to use.

[0035] In another embodiment of this utility model, a micro motor is embedded in the inner wall of the top of the faceplate 100. The micro motor is connected to the slide block through a reversing transmission component. The control panel 20 is provided with an input terminal and an output terminal. The input terminal is a touch screen and / or a membrane switch and / or a button. The output terminal is electrically connected to the micro motor. The reversing transmission component is a helical gear transmission pair, a gear and rack transmission pair, or a lead screw and nut transmission pair.

[0036] In applications, the movement of the slide 40 can be controlled by an electronic control device according to the actual structure of the housing 100 and the actual situation of the electrical equipment, thereby realizing remote and / or automatic installation and removal of the battery pack.

[0037] The above does not limit the technical scope of this utility model. Any modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of this utility model shall still fall within the scope of the technical solution of this utility model.

Claims

1. A portable battery pack that is easy to assemble and disassemble, comprising a housing and a battery pack and circuit board disposed therein and electrically connected thereto, the housing comprising a front shell and a bottom shell that can be mated and fastened together; characterized in that: A slide block is slidably mounted on the inner wall of the faceplate. The rear end of the slide block is elastically connected to the faceplate, and its front end is provided with a buckle. A control panel is provided on the faceplate above the slide block. Operating the control panel can drive the slide block to slide back and forth on the inner wall of the faceplate, so that the buckle extends out of the battery pack for engagement and positioning or retracts into the battery pack to release positioning; wherein: The face shell is an inverted U-shaped shell structure, with its two opposite side walls being the left and right walls of the battery pack, and a first guide member formed on the inner wall of each side. The inner wall of its front end is provided with a limiting member and a first positioning member extending toward the bottom shell, and the inner wall of its rear end is provided with a second guide member and a second positioning member extending toward the bottom shell. The second positioning member extends to the outer side of the rear wall of the battery pack. The bottom shell has a U-shaped shell structure, with its two opposite side walls being the front and rear walls of the battery pack, respectively fitted into the two ends of the opposite side walls of the top shell. Its front arm is adapted to the limiting member, and its inner wall is provided with a third positioning member adapted to the first positioning member. Its rear wall is provided with a third guide member adapted to the second guide member and a fourth positioning member adapted to the second positioning member. The left and right ends of its bottom inner wall are both provided with a fourth guide member adapted to the first guide member.

2. The portable battery pack for easy assembly and disassembly according to claim 1, characterized in that, On the top inner wall of the faceplate, a plurality of first protrusions are formed around the control panel. The plurality of first protrusions surround and form a slide that is adapted to the slide base and extends back and forth. The rear end of the slide is detachably fixed on a first protrusion with an elastic member extending in the front-back direction of the battery pack. The front end of the elastic member abuts against the slide base.

3. The portable battery pack for easy assembly and disassembly according to claim 2, characterized in that, The front end of the slide is provided with the buckle, and the rear end is provided with a limiting baffle on the side of the elastic member. The end of the baffle facing the shell has a clearance groove. A pull plate extending towards the top of the shell is provided between the limiting baffle and the clearance groove. The shell is provided with an operating window for avoiding the pull plate and the clearance groove.

4. The portable battery pack for easy assembly and disassembly according to claim 1, characterized in that, Both the first and fourth guide members are slots or protrusions extending toward the bottom shell or top shell; the limiting member is a baffle extending toward the bottom shell; both the first and third positioning members are post holes, and the inner wall of the third positioning member is provided with a stepped hole, the larger inner hole of which can accommodate the first positioning member, and the smaller inner hole of which penetrates the bottom shell and extends to its bottom outer wall; both the second and third guide members are post holes, and the inner hole of the third guide member penetrates the bottom shell and extends to its bottom outer wall; both the second and fourth positioning members are protrusions extending to the outer side of the rear end of the battery pack.

5. The portable battery pack for easy assembly and disassembly according to claim 2, characterized in that, A micro motor is embedded in the inner wall of the top of the faceplate. The micro motor is connected to the slide block through a reversing transmission component. The control panel is provided with an input terminal and an output terminal. The input terminal is a touch screen and / or a membrane switch and / or a button. The output terminal is electrically connected to the micro motor.

6. The portable battery pack for easy assembly and disassembly according to claim 5, characterized in that, The reversing transmission component is a helical gear transmission pair, a gear and rack transmission pair, or a lead screw and nut transmission pair.

7. The portable battery pack for easy assembly and disassembly according to any one of claims 1-6, characterized in that, The bottom and / or sidewall of the bottom shell is provided with one or more heat dissipation holes, and the top outer wall of the top shell is provided with an anti-slip area extending in the same direction as the sliding direction of the slide.

8. The portable battery pack with easy disassembly and assembly according to any one of claims 1-6, characterized in that, The battery pack is embedded in the inner wall of the front shell. The circuit board is located at its end facing the bottom shell and is detachably fixed to it. The end of the circuit board facing the bottom shell is provided with a charging connector, an output connector and a signal display. The two side walls of the front shell are respectively provided with a charging port and an indicator light through hole. The bottom of the bottom shell is provided with an output port.

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