TWI766371B - Electrode slice and connecting wire - Google Patents

Abstract

An electrode sheet includes a main body and a pin. The pin includes a plug-in portion and a stopper. The plug-in portion is electrically connected to the main body for inserting a plug spring. The stopper is located at the end of the plug-in portion close to the main body. The stopper is used to limit the insertion distance of the plug-in part. The end of the plug-in part away from the stop part is provided with a positioning hole for accommodating the convex hull on the plug spring to locate the plug-in part. A connecting wire is used to connect with the above-mentioned electrode sheet. One end of the connecting wire is connected to the main board, and the other end is connected to a plug spring. The above-mentioned electrode sheet realizes the purpose of convenient disassembly, and the connecting wire realizes the purpose of long-distance conduction to the main board.

Description

Electrode sheet and connecting wire connected to the electrode sheet

The present application relates to an electrode sheet and a connecting wire connected to the electrode sheet.

Conventional ECG tests usually use the combination of ECG electrodes and metal shrapnel to directly install them on the motherboard for testing, such as electronic watches, electronic bracelets, etc., but this solution is not suitable when the ECG electrodes are far away from the motherboard. There are also problems of difficult disassembly and low reworkability after the ECG electrodes are installed on the motherboard.

In view of this, it is necessary to provide an electrode sheet that can be easily disassembled and a connecting wire that can conduct the electrode sheet to the motherboard at a long distance.

An embodiment of the present application provides an electrode sheet, which includes a main body part and a pin, the pin includes a plug-in part and a stopper part, the plug-in part is electrically connected to the main body part for inserting an insertion spring, and the stopper part is located close to the plug-in part. One end of the main body part is used to limit the insertion distance of the plugging part; one end of the plugging part away from the stop part is provided with a positioning hole for accommodating the protrusion on the plug spring for positioning the plugging part.

Further, in some embodiments, the electrode pads are ECG electrode pads.

Further, in some embodiments, an end of the plug-in portion away from the main body portion is provided with a rounded corner to facilitate insertion of the plug-in spring.

Further, in some embodiments, the thickness and width of the plug-in portion are less than or equal to the height and width of the socket of the plug-in spring.

Further, in some embodiments, the plug-in portion is made of metal conductive material.

Further, in some embodiments, the blocking portions are disposed on opposite sides of the plugging portion.

Further, in some embodiments, the plug-in portion is vertically installed on the main body portion.

An embodiment of the present application also provides a connecting wire for connecting with the above-mentioned electrode sheet. One end of the connecting wire is connected to the motherboard, and the other end is connected to a plug spring. The electrode sheet is inserted through the plug-in portion. For the insertion spring, the stop portion is used to limit the insertion distance of the insertion portion, and the positioning hole is used to accommodate the protrusion on the insertion spring to position the electrode sheet.

Further, in some embodiments, a connector male end is provided at one end of the connecting wire away from the insertion spring, a connector female end is provided on the motherboard, and the connecting wire is provided with a connector male end. The connector is inserted into the female end of the connector to connect to the motherboard.

Further, in some embodiments, an end of the connecting wire away from the mainboard is connected to the insertion spring along the length direction of the insertion spring, or is connected to the insertion spring perpendicular to the length direction of the insertion spring.

The above-mentioned electrode sheets and connecting wires are easily disassembled and reworkable by inserting or pulling out the springs. The electrodes are connected to the motherboard through the springs and connecting wires to achieve the purpose of long-distance conduction of the motherboard.

100: Electrode

10: Main body

20: pin

21: Unplugging part

22: Stopper

21a: Positioning hole

21b: rounded corners

200: Insert spring

200a: Socket

210: Convex Hull

300: The electrode pad is connected to the motherboard structure

400: Motherboard

410: Connector female

500: connecting line

510: Connector male

FIG. 1 is a three-dimensional schematic diagram of an electrode sheet in an embodiment of the present application.

FIG. 2 is an exploded view of the electrode sheet and the insertion spring in FIG. 1 .

FIG. 3 is a three-dimensional schematic diagram of the structure of electrode pads connected to the motherboard.

FIG. 4 is an exploded view of the structure in which the electrode pads are connected to the motherboard in FIG. 3 .

The technical solutions of the present application will be described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments.

It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or it can also be present on an intervening element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or may be co-existing with intervening elements. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or it may be co-existing with an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only.

Unless otherwise defined, 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 application belongs. The terms used herein in the specification of the present application are for the purpose of describing particular embodiments only and are not intended to limit the present application. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

An embodiment of the present application provides an electrode sheet, which includes a main body part and a pin, the pin includes a plug-in part and a stopper part, the plug-in part is electrically connected to the main body part for inserting an insertion spring, and the stopper part is located close to the plug-in part. One end of the main body part is used to limit the insertion distance of the plugging part; one end of the plugging part away from the stop part is provided with a positioning hole for accommodating the protrusion on the plug spring for positioning the plugging part.

An embodiment of the present application also provides a connecting wire for connecting with the above-mentioned electrode sheet. One end of the connecting wire is connected to the motherboard, and the other end is connected to a plug spring. The electrode sheet is inserted through the plug-in portion. For the insertion spring, the stop portion is used to limit the insertion distance of the insertion portion, and the positioning hole is used to accommodate the protrusion on the insertion spring to position the electrode sheet.

The above-mentioned electrodes and connecting wires are easily disassembled and reworkable by inserting or pulling out the springs. The electrodes are connected to the motherboard through the springs and connecting wires to achieve the purpose of long-distance conduction of the motherboard.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.

Please refer to FIG. 1 and FIG. 2 , the present application provides an electrode sheet 100 including a main body 10 and a lead 20 . The pin 20 includes a plug-in part 21 and a stopper part 22 , the plug-in part 21 is electrically connected to the main body part 10 , and the plug-in part 21 is used for inserting the plug-in spring 200 ; the stopper part 22 is located at one end of the plug-in part 21 close to the main body part 10 It is used to limit the insertion distance of the plug-in part 21; one end of the plug-in part 21 away from the stop part 22 is provided with a positioning hole 21a. Further, the electrode sheet 100 is positioned. The design can realize multiple disassembly of the electrode sheet 100 under the condition of ensuring the function, and improve the assembly and reworkability of the electrode sheet 100 . In one embodiment, the electrode sheet 100 is an electrocardiographic electrode sheet for performing electrocardiographic sensing.

In one embodiment, the plug-in portion 21 is substantially in the shape of a rectangular sheet, and one end away from the main body portion 10 is provided with a rounded corner 21b , and the rounded corner 21b is convenient for inserting the plug-in spring 200 . In other embodiments, the rounded corners 21b can also be chamfered corners.

In one embodiment, the thickness and width of the plug-in portion 21 are smaller than or equal to the height and width of the socket 200 a of the plug-in spring 200 .

In one embodiment, the plug-in portion 21 is made of metal conductive material.

In one embodiment, the stopper portion 22 is substantially in the shape of a rectangular sheet, and there are two in number, which are respectively disposed on opposite sides of the plug-in portion 21 .

In one embodiment, the length direction of the plug-in portion 21 is perpendicular to the back surface of the main body portion 10 .

In one embodiment, the positioning hole 21a is circular, the convex hull 210 is a spherical convex shape to reduce friction, and the diameter of the convex hull 210 is the same as the diameter of the positioning hole 21a.

Please refer to FIG. 3 and FIG. 4 , the present application further provides a connecting wire 500 . The main board 400 , the springs 200 , the connecting wires 500 and the electrode pads 100 form the structure 300 for connecting the electrode pads to the main board. The insertion spring 200 is electrically connected to the motherboard 400 through the connecting wire 500 , the electrode sheet 100 is inserted into the insertion spring 200 through the plugging part 21 , the stopper 22 is used to limit the insertion distance of the plugging part 21 , and the positioning hole 21 a is used to accommodate the plugging part 21 . The protrusion 210 on the spring 200 is positioned to the electrode sheet 100 .

In one embodiment, the insertion spring 200 may be a straight insertion spring or a flag-shaped insertion spring according to the space of the structure. The straight insertion spring is connected to the connecting wire 500 at the tail along the length direction of the insertion spring 200 ;

In one embodiment, a connector male end 510 is installed at one end of the connecting wire 500 away from the insertion spring 200 ; the connector female end 410 is welded on the motherboard 400 . When connecting, the electrode sheet 100 is inserted into the spring 200 through the pins 20 , and the connecting wire 500 is inserted into the connector female end 410 through the connector male end 510 , so that the electrode sheet 100 is connected to the motherboard 400 .

In one embodiment, the length of the connecting wire 500 can be customized according to the distance between the electrode sheet 100 and the motherboard 400 ; and the diameter of the connecting wire 500 can be customized according to the size of the insertion spring 200 . The connecting wire 500 can also play a role of anti-interference and stable performance of the electrode sheet 100 while realizing the long-distance connection.

In one embodiment, the motherboard 400 may be a motherboard of a smart watch, a smart bracelet, a mobile phone, or other electronic devices or test equipment.

It can be understood that, in other embodiments, the positioning hole 21a and the convex hull 210 can also be in other shapes, such as a square shape; the plug-in portion 21 and the plug-in spring 200 can also be positioned in other ways, such as snaps.

The above-mentioned electrode sheet 100 and the connecting wire 500 are easily disassembled by inserting or unplugging the insertion spring 200 through the pins 20, and the reproducibility is improved. The purpose of conducting the mainboard 400 from a distance.

The above embodiments are only used to illustrate the technical solutions of the present application and not to limit them. Although the present application has been described in detail with reference to the above preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present application can be modified or equivalently replaced. Neither should depart from the spirit and scope of the technical solutions of the present application. Those skilled in the art can also make other changes within the spirit of the present application, etc. for the design of the present application, as long as they do not deviate from the technical effects of the present application. Such changes made in accordance with the spirit of the present application should all be included within the scope of the disclosure of the present application.

100: Electrode

10: Main body

20: pin

21: Unplugging part

22: Stopper

21a: Positioning hole

21b: rounded corners

Claims (9)

An electrode sheet, comprising: a main body part; and a pin, including a plug-in part and a stop part, the plug-in part is electrically connected to the main body part for inserting an insertion spring, and the stop part is located in the plug-in part. An end of the insertion part close to the main body part is used to limit the insertion distance of the insertion part; an end of the insertion part away from the stop part is provided with a positioning hole for accommodating the protrusion on the insertion spring , to locate the plug-in part; the positioning hole is circular, the convex hull is in the shape of a spherical protrusion, the diameter of the convex hull is the same as the diameter of the positioning hole; the thickness of the plug-in part is equal to the thickness of the The height of the socket where the spring is inserted. The electrode sheet according to claim 1, wherein: the electrode sheet is an ECG electrode sheet. The electrode sheet according to claim 1, wherein one end of the plug-in portion away from the main body portion is provided with a rounded corner to facilitate insertion of the plug-in spring. The electrode sheet according to claim 1, wherein: the plug-in portion is made of a metal conductive material. The electrode sheet according to claim 1, wherein: the stopper portions are disposed on opposite sides of the plug-in portion. The electrode sheet according to claim 1, wherein: the plug-in portion is vertically installed on the main body portion. A connecting line, wherein: the connecting line is used to connect with the electrode sheet described in any one of claim 1 to 6, one end of the connecting line is connected to a motherboard, the other end is connected to an insert spring, the electrode sheet The inserting spring is inserted through the inserting portion, the stop portion is used to limit the insertion distance of the inserting portion, and the positioning hole is used for accommodating the protrusion on the inserting spring to align the electrode slice positioning. The connecting wire according to claim 7, wherein: one end of the connecting wire away from the inserting spring is provided with a connector male end, the main board is provided with a connector female end, and the connecting wire is provided with the The male end of the connector is inserted into the female end of the connector and connected to the motherboard. The connecting wire according to claim 7, wherein: one end of the connecting wire away from the mainboard is connected to the plugging spring along the length direction of the plugging spring, or connecting the plugging spring perpendicular to the length direction of the plugging spring .

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