Universal mobile phone lithium battery flat cable

Abstract

The utility model provides a universal mobile phone lithium battery flat cable which comprises a connecting piece, a battery anode contact piece and a battery cathode contact piece, the connecting piece comprises a flexible circuit board, an upper insulating layer and a lower insulating layer, and the flexible circuit board comprises a first connecting section, a second connecting section and a connecting bridge. The two ends of the first connecting section are connected with a first circuit board positive electrode contact pin and a first circuit board negative electrode contact pin respectively, and the first circuit board positive electrode contact pin and the first circuit board negative electrode contact pin are electrically connected with the battery positive electrode contact piece and the battery negative electrode contact piece respectively. Two ends of the second connecting section are respectively connected with a second circuit board negative electrode contact pin and a second circuit board positive electrode contact pin; and the second circuit board negative electrode contact pin and the second circuit board positive electrode contact pin are respectively and electrically connected with the battery negative electrode contact piece and the battery positive electrode contact piece. The connector is flexible and changeable in use mode, can adapt to connection requirements of different positions of positive and negative electrodes of a circuit board, has good universality, and is worthy of popularization and use.

Description

Technical Field

[0001] The utility model relates to the technical field of battery cable arrangement, in particular to a universal mobile phone lithium battery cable arrangement. Background Art

[0002] Mobile phone lithium battery cables are a medium for connecting mobile phone lithium batteries to mobile phone circuit boards and are widely used in mobile phones. For mobile phones of different brands and models, the positions of the positive and negative contact terminals of the power supply of their circuit boards are not uniform. Since the existing cables are not universal, when assembling mobile phones of different brands and models, it is necessary to purchase or customize cables that match the positions of the positive and negative contact terminals of the mobile phone circuit boards, which increases the difficulty of cable material management for mobile phone manufacturers. Summary of the invention

[0003] The problem to be solved by the utility model is to provide a universal mobile phone lithium battery cable, which is suitable for mobile phones of different brands and models and has universality.

[0004] To solve the above technical problems, a universal mobile phone lithium battery cable is provided according to the utility model, comprising a connecting piece, a battery positive contact piece, and a battery negative contact piece. The connecting piece comprises a flexible circuit board, an upper insulating layer coated on the top surface of the flexible circuit board, and a lower insulating layer coated on the bottom surface of the flexible circuit board. The flexible circuit board comprises a first connecting section and a second connecting section arranged in parallel, and a connecting bridge connected between the middle parts of the first connecting section and the second connecting section. The battery positive contact piece and the battery negative contact piece are symmetrically arranged on both sides of the top of the first connecting section. The two ends of the first connecting section are respectively connected to the first circuit board positive contact foot and the first circuit board negative contact foot. The first circuit board positive contact foot and the first circuit board negative contact foot are electrically connected to the battery positive contact piece and the battery negative contact piece respectively. The two ends of the second connecting section are respectively connected to the second circuit board negative contact foot and the second circuit board positive contact foot. The second circuit board negative contact foot and the second circuit board positive contact foot are electrically connected to the battery negative contact piece and the battery positive contact piece respectively.

[0005] Preferably, a reinforcing sheet is bonded to the middle portion of the bottom of the first connecting section.

[0006] Preferably, the reinforcing sheet is a FR-4 glass substrate.

[0007] The beneficial effects of the utility model are as follows: the utility model provides a universal mobile phone lithium battery cable. When the cable is installed on the mobile phone, the positive electrode and the negative electrode of the lithium battery are in contact with the positive electrode contact sheet and the negative electrode contact sheet of the battery respectively. According to the position of the positive and negative electrodes of the mobile phone circuit board power supply, the positive electrode contact foot of the first circuit board and the negative electrode contact foot of the first circuit board can be selected to be connected to the negative electrode contact foot of the second circuit board or to the positive electrode contact foot of the second circuit board. The second connecting section can be folded along the connecting bridge to the lower side of the first connecting section to change the orientation of the negative electrode contact foot of the second circuit board and the positive electrode contact foot of the second circuit board. The contact foot and the negative contact foot of the first circuit board can be folded and retracted toward the end of the first connecting section, and the negative contact foot of the second circuit board and the positive contact foot of the second circuit board can be folded and retracted toward the end of the second connecting section. The positions of the positive contact foot of the first circuit board and the negative contact foot of the first circuit board can be changed by folding the two ends of the first connecting section, and the positions of the negative contact foot of the second circuit board and the positive contact foot of the second circuit board can be changed by folding the two ends of the second connecting section. The usage is flexible and varied, and can adapt to the connection requirements of different positions of the positive and negative poles of the circuit board. It has good versatility and is worthy of popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 The schematic diagram of the appearance structure of the utility model is illustrated.

[0009] Figure 2 The front view structural schematic diagram of the utility model is illustrated.

[0010] Figure 3 The back view structural schematic diagram of the utility model is illustrated.

[0011] Explanation of the accompanying drawings: connecting piece 1, first connecting section 10, second connecting section 11, connecting bridge 12, first circuit board positive contact pin 13, first circuit board negative contact pin 14, second circuit board negative contact pin 15, second circuit board positive contact pin 16, battery positive contact piece 2, battery negative contact piece 3, reinforcement piece 4. DETAILED DESCRIPTION

[0012] To make the purpose, technical solution and advantages of the embodiments of the present disclosure clearer, the technical solution of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings of the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, not all of the embodiments.

[0013] Based on the described embodiments of the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative work are within the scope of protection of the present disclosure.

[0014] refer to Figure 1-3 .

[0015] The utility model provides a universal mobile phone lithium battery cable, comprising a connecting piece 1, a battery positive electrode contact piece 2, and a battery negative electrode contact piece 3. The connecting piece 1 comprises a flexible circuit board, an upper insulating layer coated on the top surface of the flexible circuit board, and a lower insulating layer coated on the bottom surface of the flexible circuit board. The flexible circuit board comprises a first connecting section 10 and a second connecting section 11 arranged in parallel, and a connecting bridge 12 connected between the middle parts of the first connecting section 10 and the second connecting section 11. The battery positive electrode contact piece 2 and the battery negative electrode contact piece 3 are symmetrically arranged on both sides of the top of the first connecting section 10. The two ends of the first connecting section 10 are respectively connected to the first circuit board positive contact pin 13 and the first circuit board negative contact pin 14, and the first circuit board positive contact pin 13 and the first circuit board negative contact pin 14 are electrically connected to the battery positive contact sheet 2 and the battery negative contact sheet 3 respectively. The two ends of the second connecting section 11 are respectively connected to the second circuit board negative contact pin 15 and the second circuit board positive contact pin 16, and the second circuit board negative contact pin 15 and the second circuit board positive contact pin 16 are electrically connected to the battery negative contact sheet 3 and the battery positive contact sheet 2 respectively.

[0016] Its working principle is that when the flat cable is installed on the mobile phone, the positive and negative electrodes of the lithium battery are in contact with the positive contact sheet 2 and the negative contact sheet 3 of the battery respectively. According to the position of the positive and negative electrodes of the mobile phone circuit board power supply, it can be selected to connect to the positive contact pin 13 of the first circuit board and the negative contact pin 14 of the first circuit board or to connect to the negative contact pin 15 of the second circuit board and the positive contact pin 16 of the second circuit board. The second connecting section 11 can be folded along the connecting bridge 12 to the lower side of the first connecting section 10 to change the orientation of the negative contact pin 15 of the second circuit board and the positive contact pin 16 of the second circuit board. The positive contact pin 13 of the first circuit board and the negative contact pin 14 of the first circuit board can be connected to the positive contact pin 14 of the first circuit board. The contact pin 14 can be folded and retracted toward the end of the first connecting section 10, and the second circuit board negative contact pin 15 and the second circuit board positive contact pin 16 can be folded and retracted toward the end of the second connecting section 11. The positions of the first circuit board positive contact pin 13 and the first circuit board negative contact pin 14 can be changed by folding the two ends of the first connecting section 10, and the positions of the second circuit board negative contact pin 15 and the second circuit board positive contact pin 16 can be changed by folding the two ends of the second connecting section 11. The usage method is flexible and changeable, which can adapt to the connection requirements of different positions of the positive and negative poles of the circuit board. It has good versatility and is worthy of popularization.

[0017] Based on the above embodiment, a reinforcing sheet 4 is bonded to the middle part of the bottom of the first connecting section 10, which can strengthen the rigidity of the middle area of ​​the first connecting section 10, ensure the stability of the position of the battery positive contact sheet 2 and the battery negative contact sheet 3, and ensure that the positive and negative electrodes of the mobile phone battery can be in stable contact with the battery positive contact sheet 2 and the battery negative contact sheet 3.

[0018] Based on the above embodiment, the reinforcing sheet 4 is a FR-4 glass substrate. The FR-4 glass substrate has high mechanical and dielectric properties, good heat resistance and moisture resistance, and good machinability.

[0019] The above implementation modes are merely descriptions of the preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering and technical personnel in the field shall fall within the protection scope determined by the claims of the present invention.

Claims

1. A universal mobile phone lithium battery cable, characterized in that: The invention comprises a connecting piece, a positive contact piece for a battery, and a negative contact piece for a battery. The connecting piece comprises a flexible circuit board, an upper insulating layer coated on the top surface of the flexible circuit board, and a lower insulating layer coated on the bottom surface of the flexible circuit board. The flexible circuit board comprises a first connecting section and a second connecting section arranged in parallel, and a connecting bridge connected between the middle parts of the first connecting section and the second connecting section. The positive contact piece for the battery and the negative contact piece for the battery are symmetrically arranged on both sides of the top of the first connecting section. The two ends of the first connecting section are respectively connected to the positive contact pin of the first circuit board and the negative contact pin of the first circuit board. The positive contact pin of the first circuit board and the negative contact pin of the first circuit board are respectively electrically connected to the positive contact piece for the battery and the negative contact piece for the battery. The two ends of the second connecting section are respectively connected to the negative contact pin of the second circuit board and the positive contact pin of the second circuit board. The negative contact pin of the second circuit board and the positive contact pin of the second circuit board are respectively electrically connected to the negative contact piece for the battery and the positive contact piece for the battery.

2. The universal mobile phone lithium battery cable according to claim 1, characterized in that: A reinforcing sheet is bonded to the middle portion of the bottom of the first connecting section.

3. The universal mobile phone lithium battery cable according to claim 2, characterized in that: The reinforcing sheet is a FR-4 glass substrate.

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