Battery capable of being directly charged by mobile phone charger

Abstract

The utility model relates to the technical field of chargers, in particular to a directly chargeable battery of a mobile phone charger, which comprises a battery shell, a lithium battery arranged in the battery shell and a DC-DC conversion unit electrically connected with the lithium battery, an accommodating area is arranged in the battery shell, the accommodating area is used for isolating the lithium battery from the DC-DC conversion unit, and the DC-DC conversion unit is electrically connected with the lithium battery. The battery shell is provided with a concave part; the DC-DC conversion unit comprises a DC-DC conversion board with a DC-DC conversion module and a PCB golden finger electrically connected with the DC-DC conversion board. According to the utility model, the DC-DC conversion function is integrated with the battery, the battery is convenient to carry, compatible charging of most mobile phone chargers on the market can be realized, and the accommodating area for isolating the DC-DC conversion unit from the lithium battery is arranged in the battery shell, so that the influence of heat generated when the battery works on the DC-DC conversion unit is effectively reduced, and the service life of the battery is prolonged. And the service life of the DC-DC conversion unit can be ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of chargers, in particular to a battery that can be directly charged by a mobile phone charger. Background Art

[0002] Lithium batteries require external DC-DC conversion during the charger process. The quality of DC-DC conversion on the market is uneven, and they are easy to lose when not in use. Most lithium batteries on the market do not have their own DC-DC charging function, which is inconvenient to carry. For this reason, this application sets up a DC-DC converted mobile phone charger that can directly charge the battery. Utility Model Content

[0003] In view of this, the utility model provides a battery that can be directly charged by a mobile phone charger. The battery that can be directly charged by a mobile phone charger can be charged using most mobile phone chargers on the market. It has its own DC-DC conversion and supports fast charging protocol to meet daily needs.

[0004] The utility model provides a battery that can be directly charged by a mobile phone charger, which is characterized by comprising: a battery shell, a lithium battery arranged in the battery shell, and a DC-DC conversion unit electrically connected to the lithium battery, a containing area is arranged in the battery shell, the lithium battery is arranged in the containing area, the containing area is used to isolate the lithium battery from the DC-DC conversion unit, the battery shell is provided with a recessed portion for pressing the lithium battery to stabilize it in the containing area; the DC-DC conversion unit comprises a DC-DC conversion board with a DC-DC conversion module and a PCB gold finger electrically connected to the DC-DC conversion board.

[0005] The beneficial effects of the utility model are as follows: by arranging a DC-DC conversion board with a DC-DC conversion module in a battery housing, the DC-DC conversion function is integrated with the battery, which is convenient to carry and can be compatible with most mobile phone chargers on the market. In addition, an isolation area for the DC-DC conversion unit and the lithium battery is arranged in the battery housing, which effectively reduces the influence of the heat generated by the battery during operation on the DC-DC conversion unit, and can ensure the service life of the DC-DC conversion unit. BRIEF DESCRIPTION OF THE DRAWINGS

[0006] Figure 1 It is a schematic diagram of the structure of the utility model;

[0007] Figure 2 It is a schematic diagram of the explosion structure of the utility model;

[0008] Figure 3 This is a schematic structural diagram of a battery housing at one angle in the present invention;

[0009] Figure 4It is a structural schematic diagram of the utility model from another angle;

[0010] Figure 5 This is a schematic diagram of the structure of the cover plate in the utility model;

[0011] Figure 6 It is a structural schematic diagram of the limit block in the utility model. DETAILED DESCRIPTION

[0012] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0013] See also Figure 1 and Figure 2 The present embodiment provides a battery that can be directly charged by a mobile phone charger, including a battery housing 10, a housing area is provided in the battery housing 10, a lithium battery 20 is placed in the housing area, and a DC-DC conversion unit 30 electrically connected to the lithium battery 20 is provided on the housing area, the housing area is used to isolate the lithium battery 20 from the DC-DC conversion unit 30, the DC-DC conversion unit 30 includes a DC-DC conversion board 301 with a DC-DC conversion module and a PCB gold finger 302 electrically connected to the DC-DC conversion board 301, and the DC-DC conversion board 301 is provided with a power interface 303 and a type-c interface 304, and a power interface 303 and a type-c interface 304 are provided on the battery housing 10. A window through which the opening 304 passes is provided, and a pluggable silicone plug 305 is provided on the window of the power interface 303. The silicone plug 305 is provided with a plug-in end connected to the battery housing 10. The silicone plug 305 is provided to prevent dust and water. By providing a DC-DC conversion board 301 with a DC-DC conversion module in the battery housing 10, the DC-DC conversion function is integrated with the battery, which is convenient to carry and can be compatible with most mobile phone chargers on the market. In addition, a storage area for isolating the DC-DC conversion unit 30 and the lithium battery 20 is provided in the battery housing, which effectively reduces the influence of the heat generated by the battery during operation on the DC-DC conversion unit 30, and can ensure the service life of the DC-DC conversion unit 30.

[0014] In this embodiment, the battery housing 10 is made of engineering plastic alloy material, so that the battery housing 10 has the properties of corrosion resistance, strong acid and alkali resistance and high temperature resistance, and the battery housing 10 can be recycled and reused to reduce loss costs.

[0015] In one embodiment, to prevent the lithium battery 20 from moving within the accommodation area, please refer to Figure 3 , Figure 4 and Figure 5 , the battery housing 10 has a notch, and a cover plate 40 is fixed to the notch. A recessed portion 401 for pressing against the lithium battery 20 is provided on the cover plate 40. The bottom of the recessed portion 401 is set as a flat surface and abuts against the surface of the lithium battery 20, and the side edges are set as arc surfaces. Through this setting, the bottom surface of the recessed portion 401 is set as a flat surface to press against the lithium battery 20 to avoid scratching, and a pair of side edges are set as arc surfaces, which can make the recessed portion 401 have a certain elasticity to avoid pressing the lithium battery 20.

[0016] In one embodiment, the accommodation area includes a support partition 101 provided on one side of the battery housing 10 and extending along the length direction of the battery housing 10. A positioning partition 102 extending along the width direction of the battery housing 10 is provided on the side edge of one end of the support partition 101. An insertion post 103 is provided on the top of the positioning partition 102. The DC-DC conversion board 301 is installed on the tops of the support partition 101 and the positioning partition 102, and the insertion post 103 passes through the DC-DC conversion board 301. Through this setting, the DC-DC conversion board 301 is effectively fixed in the accommodation area and separated from the lithium battery 20;

[0017] In addition, the accommodation area further includes a clamping plate 104 extending along the width direction of the battery housing 10. Clamping strips 105 are evenly distributed on one side of the clamping plate 104 close to the side wall of the battery housing 10. An installation groove is formed between the clamping strips 105 and the side wall of the battery housing 10. The PCB gold finger 302 is arranged in the installation groove.

[0018] In one embodiment, please refer to Figure 3 , Figure 4 and Figure 6 , on the battery housing 10 at the end opposite to the clamping plate 104, a limit guiding portion for positioning the cover plate 40 is provided. The limit guiding portion is provided with a U-shaped plate 106 and a limit block 110 that is clamped to the U-shaped plate 106 and fixes the cover plate 40. A plurality of guiding strips 107 are provided on the side walls of the battery housing 10 on the opposite sides of the U-shaped plate 106, and the limit block 110 is provided with a sliding groove 108 that coincides with the guiding strips 107. One side surface of the top of the limit block 110 is set as an inclined surface. A window for inserting the top of the limit block 110 is opened on the cover plate 40. By providing the limit block 110, the cover plate 40 can be quickly and effectively positioned, and one side surface of the top of the limit block 110 is set as an inclined surface to facilitate insertion into the window, improving the installation efficiency.

[0019] Furthermore, positioning columns 109 with internal threads are provided around the inside of the battery casing 10, and a plug-in block 402 is provided at the bottom of the cover plate 40 for inserting the positioning columns 109. The plug-in block 402 is provided with a through hole opposite to the internal thread, and the through hole passes through the cover plate 40. The cover plate 40 is fixed to the battery casing 10 by screws, and the positioning columns 109 are inserted into the plug-in block 402 to achieve quick positioning, improve assembly efficiency, and avoid deviation of the screws when they are screwed, thereby ensuring the yield of the product.

[0020] In summary, the utility model provides a battery that can be directly charged by a mobile phone charger: by setting a DC-DC conversion board 301 with a DC-DC conversion module in a battery housing 10, the DC-DC conversion function is integrated with the battery, which is convenient to carry and can achieve compatible charging with most mobile phone chargers on the market, and a storage area for isolating the DC-DC conversion unit 30 and the lithium battery 20 is set in the battery housing, which effectively reduces the influence of the heat generated by the battery during operation on the DC-DC conversion unit 30, and can ensure the service life of the DC-DC conversion unit 30.

[0021] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0022] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A battery that can be directly charged by a mobile phone charger, characterized in that: Comprising: A battery housing, a lithium battery disposed within the battery housing, and a DC-DC conversion unit electrically connected to the lithium battery. An accommodation area is provided within the battery housing, and the lithium battery is disposed within the accommodation area. The accommodation area is used to isolate the lithium battery from the DC-DC conversion unit. The battery housing is provided with a recessed portion for pressing the lithium battery to be stable within the accommodation area; The DC-DC conversion unit includes a DC-DC conversion board having a DC-DC conversion module and a PCB gold finger electrically connected to the DC-DC conversion board.

2. The battery that can be directly charged by a mobile phone charger according to claim 1, characterized in that: The battery housing has a through opening, and a cover plate is fixed to the through opening by screws. The recessed portion is provided on the cover plate. The bottom of the recessed portion is set as a flat surface and abuts against the surface of the lithium battery, and the side edge is set as an arc surface.

3. The battery that can be directly charged by a mobile phone charger according to claim 2, characterized in that: The accommodation area includes a support partition provided on one side of the battery housing and extending along the length direction of the battery housing. A positioning partition extending along the width direction of the battery housing is provided on the side edge of one end of the support partition. A plug post is provided on the top of the positioning partition. The DC-DC conversion board is installed on the tops of the support partition and the positioning partition, and the plug post passes through the DC-DC conversion board.

4. The battery that can be directly charged by a mobile phone charger according to claim 3, characterized in that: The accommodation area further includes a clamping plate extending along the width direction of the battery housing. Clamping strips are evenly distributed on one side of the clamping plate close to the side wall of the battery housing. An installation groove is formed between the clamping strips and the side wall of the battery housing, and the PCB gold finger is disposed within the installation groove.

5. The battery that can be directly charged by a mobile phone charger according to claim 1, characterized in that: The DC-DC conversion board is provided with a power interface and a type-c interface, and the battery housing is provided with windows for the power interface and the type-c interface to pass through. A silica gel plug member is provided on the window located at the power interface, and the silica gel plug member is provided with a plug-in end connected to the battery housing.

6. The battery that can be directly charged by a mobile phone charger according to claim 4, characterized in that: A limit guiding portion for positioning the cover plate is provided on the battery housing at the end opposite to the clamping plate. The limit guiding portion includes a U-shaped plate and a limit block that is clamped to the U-shaped plate and fixes the cover plate. A plurality of guiding strips are provided on the side wall of the battery housing on the opposite sides of the U-shaped plate, and the limit block is provided with a sliding groove that coincides with the guiding strips. One side surface of the top of the limit block is set as an inclined surface.

7. The battery that can be directly charged by a mobile phone charger according to claim 6, characterized in that: Positioning posts with internal threads are provided around the inside of the battery housing. Plug-in blocks that can insert the positioning posts are provided at the bottom of the cover plate. The plug-in blocks are provided with through holes opposite to the internal threads, and the through holes penetrate the cover plate.

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