CN210112390U - Compatible PCB structure and mobile terminal - Google Patents

Abstract

The embodiment of the utility model provides a compatible formula PCB plate structure and mobile terminal. The compatible PCB structure includes: the PCB comprises a PCB main body and a functional unit arranged on the PCB main body. And the bottom edge of the PCB main body is provided with a welding disc of the internal battery connector and an external battery connector. This PCB plate structure adopts compatible formula design, has built-in battery connector and external battery connector simultaneously, can be according to the needs of project, and the transform uses built-in battery structure or external battery structure, need not carry out redesign to whole PCB board, the shortening design cycle that can be very big.

Description

Compatible PCB structure and mobile terminal

Technical Field

The utility model relates to an electronic equipment technical field especially relates to a compatible formula PCB plate structure and mobile terminal.

Background

The existing mobile intelligent terminal, such as a mobile phone, a tablet computer, etc., generally has two different battery structure forms, one of which is an internal battery, and the other is an external battery. Both battery configurations have their own advantages and disadvantages. For example, the capacity of the built-in battery is larger than that of the external battery under the same volume, and the situations of poor contact, battery damage and the like caused by manual disassembly of the battery can be avoided. The external battery has the advantages of convenient replacement and good heat dissipation performance. Therefore, in different products, the form of an internal battery or an external battery is often designed and used according to the needs of actual conditions.

In implementing the present invention, the inventor finds that the following problems exist in the related art: the structural requirements of the existing built-in battery and external battery structural forms on the PCB are different, when the design project is changed into different battery structural forms, the PCB needs to be designed again, the design project is more, the development period is long, the compatibility of the PCB is not good, and the management of the whole project is not convenient to carry out.

Disclosure of Invention

To the technical problem, the embodiment of the utility model provides a compatible formula PCB plate structure and mobile terminal is provided to solve the unable compatible different battery structural style of current PCB board, the longer problem of development cycle.

A first aspect of the embodiments of the present invention provides a compatible PCB board structure. This compatible formula PCB plate structure includes: the PCB comprises a PCB main body and a functional unit arranged on the PCB main body, wherein a welding disc of an internal battery connector and an external battery connector are arranged at the bottom edge of the PCB main body.

Optionally, the PCB main body is provided with a plurality of arc-shaped recesses serving as stud fixing regions.

Optionally, the external battery connector is a 3-pin external battery connector on a board contacted by the elastic sheet.

A second aspect of the embodiments of the present invention provides a mobile terminal with a built-in battery. The mobile terminal comprises a terminal body, a built-in battery and a PCB arranged in the terminal body. The PCB is a compatible PCB structure as described above; and the built-in battery connector is welded in the welding plate of the built-in battery connector.

Optionally, a reserved space for accommodating a heat dissipation material is arranged in the terminal body.

The utility model provides a third aspect provides an external battery's mobile terminal. The mobile terminal comprises a terminal body, an external battery and a PCB arranged in the terminal body. The PCB is a compatible PCB structure as described above; the external battery is connected with the PCB through the external battery connector.

Optionally, a handle fastening position for detaching the external battery is arranged in the terminal main body.

The embodiment of the utility model provides an among the technical scheme, adopted compatible formula design, had built-in battery connector and external battery connector simultaneously, can use built-in battery structure or external battery structure according to the needs of project, adaptation that can be fine and compatible different mobile terminal's battery structural style, need not redesign whole PCB board, design cycle that shortens that can be very big.

Drawings

Fig. 1 is a schematic view of a compatible PCB board structure according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used herein, the terms "vertical," "horizontal," "left," "right," "upper," "lower," "inner," "outer," "bottom," and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience in describing the present invention and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Fig. 1 is a compatible PCB board structure provided by an embodiment of the present invention. As shown in fig. 1, the compatible PCB board structure includes: a PCB main body 100 and a plurality of functional units 110 disposed on the PCB main body.

The functional unit 110 may be any suitable type of functional unit, and is disposed at a corresponding position on the PCB according to actual project requirements, for example, as shown in fig. 1, the functional unit may include different types of connectors, a coaxial cable base 111, an earphone base 112, and the like.

The PCB main body 100 is reserved with a pad 140 for fixedly arranging an internal battery connector and an external battery connector. The external battery connectors 130 are fixedly disposed at the corresponding pad sites.

Specifically, the external connector 130 is a 3-pin external battery connector in a spring contact manner. The external battery connector is in contact with the external battery through the elastic sheet, so that the external battery supplies power for the PCB.

The PCB can be used as a main board of the assembled mobile terminal and is used for supporting corresponding intelligent functions. The internal battery or the external battery is used as a power supply source, and can provide power for the functional unit on the PCB or the functional module connected with the PCB so as to realize corresponding functions.

The embodiment of the utility model provides a compatible formula PCB plate structure, it has two kinds of different battery connector pad positions to reserve, can compatible different battery structural style and need not modify the territory overall arrangement of PCB board, and reduction design project that can be very big shortens design cycle to better use assembling process who satisfies the reality.

In some embodiments, as shown in fig. 1, the PCB main body 100 is further provided with a plurality of circular arc-shaped recesses 120 or through holes for bolts to pass through. The arc-shaped depressions or the through holes are areas for stud wiring prohibition and are used for copper leakage grounding treatment.

Use the embodiment of the utility model provides a compatible formula PCB plate structure can assemble the mobile terminal who obtains the built-in or external structural style of battery.

In some embodiments, a mobile terminal with a built-in battery may include: the terminal comprises a terminal body, a built-in battery and a PCB arranged in the terminal body.

The PCB board is provided with corresponding connector interfaces which can be connected with the functional modules accommodated in the terminal main body, so that data and control instructions can be transmitted. The welding pad position of the built-in battery connector of the PCB board is welded with a built-in battery connector 140 which can be connected with the built-in battery through the built-in battery connector. The corresponding part of the external battery connector of the PCB board adopts a hollow paste form.

Specifically, in order to ensure the heat dissipation effect of the internal battery, a reserved space for accommodating a heat dissipation material is further arranged in the terminal body. When assembling, the reserved space is filled with corresponding heat dissipation materials to ensure the heat dissipation effect of the built-in battery.

In other embodiments, the mobile terminal with an external battery may include: the terminal comprises a terminal body, an external battery and a PCB arranged in the terminal body.

The PCB board is provided with an external battery connector 130, and is attached to a pad of the internal battery connector. The external battery is connected with the PCB through the external battery connector and supplies power for the PCB. The external battery and the external battery connector can be in tight contact through the elastic sheet.

Specifically, in order to facilitate the user to detach the external battery, a corresponding handle fastening position and a corresponding mounting gap can be further arranged in the terminal main body, so that the user can conveniently detach the battery from the battery compartment.

In the entire product project design process of the mobile terminal, a preliminary stack may be first output according to the product definition. In this embodiment, the basic version is designed as an external battery structure (while the PCB panel frame reserves the internal battery connector pads).

And then, outputting the part evaluation and outputting a feasibility analysis report. After the report is passed, a 2D wire frame is output and principle design is performed. And outputting a schematic diagram and a 2D plate frame diagram for layout evaluation and detailed layout design.

And after the layout is finished, outputting a corresponding layout diagram for structure confirmation, and designing and confirming the stacking structure. And simultaneously synchronously routing. And after the wiring is finished, checking and reviewing. And finally, sending out the board and carrying out board returning debugging, and after the debugging is finished, assembling the whole machine to carry out the whole machine test.

The compatible PCB structure that provides in this embodiment has carried out compatible design on same mainboard, can satisfy the demand of built-in battery structure and external battery structure simultaneously. When a customer needs to change the structural mode of the battery, only the material needs to be replaced, the PCB does not need to be redesigned, and the design period is greatly shortened.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.

Claims (7)

1. The compatible PCB structure comprises a PCB main body and a functional unit arranged on the PCB main body, and is characterized in that a welding pad of an internal battery connector and an external battery connector are arranged at the bottom edge of the PCB main body.

2. The compatible PCB board structure of claim 1, wherein the PCB board main body is provided with a plurality of circular arc-shaped recesses as the wiring-prohibiting regions.

3. The compatible PCB board structure of claim 1, wherein the external battery connector is a spring-loaded on-board 3-pin external battery connector.

4. A mobile terminal with a built-in battery, comprising a terminal body, a built-in battery and a PCB board disposed in the terminal body, wherein the PCB board is a compatible PCB board structure according to any one of claims 1-3; and the built-in battery connector is welded in the welding plate of the built-in battery connector.

5. A mobile terminal according to claim 4, characterized in that a headspace for accommodating a heat dissipating material is provided in the terminal body.

6. A mobile terminal with an external battery comprises a terminal main body, the external battery and a PCB arranged in the terminal main body, wherein the PCB is a compatible PCB structure as claimed in any one of claims 1 to 3; the external battery is connected with the PCB through the external battery connector.

7. The mobile terminal according to claim 6, wherein a handle position for detaching the external battery is provided in the terminal body.

Images