Flexible circuit board in coiled magnetic connection

Abstract

The utility model discloses a flexible circuit board in coiled magnetic connection, which comprises a plurality of flexible circuit board bodies capable of being stored in a coiled manner, and is also provided with a magnetic switching assembly connected with the flexible circuit board bodies, and the magnetic switching assembly comprises a bottom sheet, a top sheet and a plurality of conductive thimbles; magnets are uniformly embedded and fixed on the bottom sheet and the top sheet; the conductive thimbles are arranged at the two ends of the top piece, and conductive wires connected with the conductive thimbles are arranged in the top piece; the end edge of the flexible circuit board body is provided with a plurality of conductive contacts. The bottom sheet and the top sheet are magnetically attracted and positioned through the magnet block, and the conductive ejector pin is electrically connected with the conductive contact. The flexible circuit board is reasonable in structural arrangement, the magnetic attraction switching assembly comprises the bottom sheet, the top sheet and the conductive ejector pin, the bottom sheet and the top sheet are uniformly provided with the magnet blocks, the flexible circuit board body can be quickly spliced, the flexible circuit board body can be electrically connected through the conductive ejector pin, the connection universality can be improved, and the service life of the flexible circuit board body can be prolonged. And the applicability and the practicability are high.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit boards, and in particular relates to a flexible circuit board with rolled magnetic connection. Background Art

[0002] Flexible circuit boards are printed circuits made of flexible insulating substrates. They provide excellent electrical properties and can meet the requirements of smaller size and higher density installation. They are also conducive to reducing assembly processes and increasing reliability. When in use, flexible circuit boards need to be connected to other circuit structures, and their connections are mostly made by male and female connectors. Although they can meet market demand, the adapter models, wiring sequences and pin definitions are different, which limits their versatility and affects the effectiveness and stability of the connection. Utility Model Content

[0003] The utility model aims to provide a flexible circuit board with a rolled magnetic connection which has a reasonable structure and is conducive to improving the connection versatility.

[0004] The technical solution to achieve the purpose of the utility model is a roll-up magnetically connected flexible circuit board, comprising a plurality of flexible circuit board bodies that can be stored in a roll, and a magnetic transfer assembly connected to the flexible circuit board bodies, wherein the magnetic transfer assembly comprises a bottom sheet, a top sheet and a plurality of conductive ejector pins;

[0005] Magnet blocks are evenly inlaid and fixed on the bottom sheet and the top sheet;

[0006] The conductive ejector pins are arranged at both ends of the top sheet, and conductive wires connected to the conductive ejector pins are arranged in the top sheet;

[0007] A plurality of conductive contacts are arranged on the end edges of the flexible circuit board body;

[0008] The edge of the flexible circuit board body is located between the bottom sheet and the top sheet, and the bottom sheet and the top sheet are magnetically positioned by a magnet block, and the conductive ejector pin is electrically connected to the conductive contact.

[0009] Further preferably, a strip groove is provided on the top sheet, a plurality of I-shaped slides are provided in the strip groove, and the conductive ejector pins are respectively fixed on the I-shaped slides;

[0010] The I-shaped sliding piece moves in the strip groove and adjusts the position of the conductive ejector pin.

[0011] More preferably, the bottom sheet and the top sheet are both made of silicone or PC structures.

[0012] It is further preferred that: the bottom sheet and the top sheet have the same width, and the width of the bottom sheet is not less than the width of the flexible circuit board body.

[0013] It is further preferred that: anti-slip grooves are provided at the bottom edge of the top sheet.

[0014] More preferably, the I-shaped sliding piece is an insulating plastic or silicone structure.

[0015] The utility model has positive effects: the structure of the utility model is reasonably arranged, and the magnetic transfer assembly thereof includes a bottom sheet, a top sheet and a conductive ejector pin, and magnet blocks are evenly arranged on the bottom sheet and the top sheet. When in use, the bottom sheet and the top sheet are magnetically positioned by the magnet blocks, so that the flexible circuit board body can be quickly spliced, and at the same time, the flexible circuit board body can be electrically connected through the conductive ejector pin, which is conducive to improving the connection versatility, and at the same time, it will not affect the rolling operation of the flexible circuit board, and has strong applicability and good practicality;

[0016] Moreover, there is a strip groove on the top plate to cooperate with the I-shaped slide, and the position of the I-shaped slide can be adjusted as needed, so as to realize the position adjustment of the conductive ejector pin, which can meet the use requirements in different situations, improves its versatility and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to make the content of the utility model easier to understand, the utility model is further described in detail below according to specific embodiments and in conjunction with the accompanying drawings, wherein:

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the specific structure of the top sheet in the utility model;

[0020] Figure 3 It is a schematic diagram of the specific structure of the I-shaped sliding piece and the conductive ejector pin in the utility model.

[0021] Reference numerals: flexible circuit board body 1, magnetic adapter assembly 2, bottom sheet 21, top sheet 22, conductive ejector pin 23, magnet block 24, conductive wire 3, conductive contact 4, strip groove 5, I-shaped slide 6, anti-slip groove 7. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0023] See Figures 1 to 3 As shown, a flexible circuit board with a rolled magnetic connection includes a plurality of flexible circuit board bodies 1 that can be stored in a roll, and a magnetic adapter assembly 2 connected to the flexible circuit board body. In this embodiment, the flexible circuit board body is a conventional structure of the prior art, which is simply applied, so it is not described in detail;

[0024] At the same time, in actual application, the magnetic adapter assembly 2 includes a bottom sheet 21, a top sheet 22 and a plurality of conductive pins 23; and magnet blocks 24 are evenly embedded and fixed on the bottom sheet and the top sheet; in this embodiment, the arrangement of the magnet blocks is staggered with the conductive contact area on the flexible circuit board body, that is, the magnet blocks do not affect the effectiveness of the conductive connection.

[0025] And in the actual application process, the conductive ejector pins are arranged at both ends of the top sheet, and a conductive wire 3 connected to the conductive ejector pins is arranged in the top sheet; in this embodiment, the conductive wire can be a conductive copper film or a conductive copper-gold hand, which is a conventional structure of the prior art, which will not affect the winding operation, and can also ensure the effectiveness of the electrical connection. In this embodiment, the bottom sheet and the top sheet are both silicone or PC structures. The width of the bottom sheet and the top sheet is the same, and the width of the bottom sheet is not less than the width of the flexible circuit board body. Thereby, the winding operation will not be affected. In this embodiment, the end of the conductive wire is an elastic wire, which is welded and fixed to the conductive ejector pin, so that when the conductive ejector pin moves to a certain range of positions, it will not affect the effectiveness of the conduction.

[0026] In actual application, a plurality of conductive contacts 4 are arranged on the end edge of the flexible circuit board body; during installation, the edge of the flexible circuit board body is between the bottom sheet and the top sheet, and the bottom sheet and the top sheet are magnetically positioned by a magnet block, and the conductive ejector pin is electrically connected to the conductive contact. The conductive contact can be a gold finger, or a round copper contact or a round silver contact, which is mainly used to contact with the conductive ejector pin to achieve electrical connection.

[0027] In actual application, the top sheet is provided with a strip groove 5, and a plurality of I-shaped slides 6 are provided in the strip groove, and the I-shaped slides are made of insulating plastic or silicone structure. The conductive ejector pins are fixed on the I-shaped slides respectively; the I-shaped slides move in the strip grooves and adjust the positions of the conductive ejector pins. The positions of different conductive ejector pins can be adjusted as needed to meet the use requirements of different situations, thereby improving its versatility. In actual application, the width of the I-shaped slides can be slightly larger than the diameter of the conductive ejector pins.

[0028] In order to prevent it from loosening or falling off, the bottom edge of the top sheet is provided with anti-skid grooves 7. The anti-skid grooves can prevent the flexible circuit board body from falling off.

[0029] The utility model has positive effects: the structure of the utility model is reasonably arranged, and the magnetic transfer assembly thereof includes a bottom sheet, a top sheet and a conductive ejector pin, and magnet blocks are evenly arranged on the bottom sheet and the top sheet. When in use, the bottom sheet and the top sheet are magnetically positioned by the magnet blocks, so that the flexible circuit board body can be quickly spliced, and at the same time, the flexible circuit board body can be electrically connected through the conductive ejector pin, which is conducive to improving the connection versatility, and at the same time, it will not affect the rolling operation of the flexible circuit board, and has strong applicability and good practicality;

[0030] Moreover, there is a strip groove on the top plate to cooperate with the I-shaped slide, and the position of the I-shaped slide can be adjusted as needed, so as to realize the position adjustment of the conductive ejector pin, which can meet the use requirements in different situations, improves its versatility and strong practicality.

[0031] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural components recorded in the specification can also be directly processed according to existing technical common sense. At the same time, the connection method of each component adopts the mature conventional means in the prior art, and the machinery, parts and equipment all adopt the conventional models in the prior art, so no specific description will be given here.

[0032] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still belong to the protection scope of the present invention.

Claims

1. A flexible circuit board with magnetic connection in a roll, comprising a plurality of flexible circuit board bodies that can be stored in a roll, and a magnetic transfer assembly connected to the flexible circuit board bodies, characterized in that: The magnetic transfer assembly includes a bottom sheet, a top sheet and a plurality of conductive ejector pins; Magnet blocks are evenly inlaid and fixed on the bottom sheet and the top sheet; The conductive ejector pins are arranged at both ends of the top sheet, and conductive wires connected to the conductive ejector pins are arranged in the top sheet; A plurality of conductive contacts are arranged on the end edges of the flexible circuit board body; The edge of the flexible circuit board body is located between the bottom sheet and the top sheet, and the bottom sheet and the top sheet are magnetically positioned by a magnet block, and the conductive ejector pin is electrically connected to the conductive contact.

2. The flexible circuit board with rolled magnetic connection according to claim 1, characterized in that: The top sheet is provided with a strip groove, a plurality of I-shaped slides are provided in the strip groove, and the conductive ejector pins are respectively fixed on the I-shaped slides; The I-shaped sliding piece moves in the strip groove and adjusts the position of the conductive ejector pin.

3. The flexible circuit board with rolled magnetic connection according to claim 2, characterized in that: The bottom sheet and the top sheet are both made of silica gel or PC structure.

4. The flexible circuit board with rolled magnetic connection according to claim 3, characterized in that: The bottom sheet and the top sheet have the same width, and the width of the bottom sheet is not less than the width of the flexible circuit board body.

5. The flexible circuit board with rolled magnetic connection according to claim 1, characterized in that: Anti-slip grooves are arranged at the bottom edge of the top sheet.

6. The flexible circuit board with rolled magnetic connection according to claim 2, characterized in that: The I-shaped sliding piece is an insulating plastic or silicone structure.

Images