WO2020147581A1

WO2020147581A1 - Metal electrode

Info

Publication number: WO2020147581A1
Application number: PCT/CN2019/130512
Authority: WO
Inventors: 韩璧丞; 田相瑞; 程交
Original assignee: 浙江强脑科技有限公司
Priority date: 2019-01-15
Filing date: 2019-12-31
Publication date: 2020-07-23
Also published as: CN209826723U

Abstract

Disclosed is a metal electrode, comprising an upper cover (10) made of a soft material, an elastic electrode body (20), and a base (30) made of a hard material, wherein the upper cover (10) and the base (30) enclose an accommodating socket adapted to the electrode body (20); the bottom (202) of the electrode body (20) is fixed inside the accommodating socket, and a top end (201) of the electrode body (20) elastically protrudes from the accommodating socket such that the top end (201) of the electrode body (20) is tightly attached to a muscle body to be measured. During electromyographic signal measurement, the top end (201) of the electrode body (20) protrudes from the accommodating socket and is elastically and tightly attached to the muscle body to be measured, and the bottom (202) of the electrode body (20) is connected to a measurement circuit, such that measurement can be performed. Since the top end (201) of the electrode body (20) is tightly attached to the muscle body, the upper cover (10) is tightly attached around a site to be measured, such that the muscle body is mainly tightly attached to the upper cover (10) during measurement. Since the upper cover (10) is made of a soft material, the discomfort of the muscle body is effectively alleviated. In addition, the electrode body (20) can be used repeatedly, thereby avoiding the waste of resources caused by the one-time use of hydrogel in the prior art.

Description

Metal electrode

This application claims the priority of the Chinese patent application filed with the Chinese Patent Office on January 15, 2019, the application number is 201920065088.3, and the invention name is "metal electrode", the entire content of which is incorporated into the application by reference.

Technical field

This application relates to the field of bioelectric technology, in particular to metal electrodes.

Background technique

Myoelectricity refers to when skeletal muscle is excited, due to the generation, conduction and spreading of action potentials of muscle fibers, the potential changes are called myoelectricity. Bioelectricity mainly refers to bioelectric signals such as myoelectricity, electrocardiography and brain electricity. In addition, indicators such as pressure, strength, and joint angle changes can be converted into electrical signals by sensors, and then tested and analyzed using computers.

In the prior art, when collecting or stimulating biological EMG signals, hydrogel is usually used as a carrier. When hydrogel is used as a carrier to realize EMG signals, it is usually one-time use and has a short service life. Large waste; or it is made of conductive rubber and metal materials, but when conductive rubber or metal materials collect EMG signals, because conductive rubber or metal materials are hard materials, they will easily make the body feel uncomfortable when in contact with the body.

Technical solution

The main purpose of this application is to provide a metal electrode, which aims to solve the problem that the body feels uncomfortable when detecting myoelectric signals in the prior art.

In order to achieve the above objective, the present application provides a metal electrode including an upper cover made of a soft material, an electrode body with elasticity, and a base made of hard material. The upper cover and the base surround the electrode The body is adapted to the receiving groove, the bottom of the electrode body is fixed in the receiving groove, and the top end of the electrode body elastically protrudes from the receiving groove, so that the top end of the electrode body can be pressed tightly. Measure the body.

Preferably, the upper cover is provided with a through hole adapted to the top end of the electrode body, the base is provided with a snap hole adapted to the bottom of the electrode body, the upper cover is fixedly connected to the base, so The top end of the electrode body protrudes from the through hole, and the bottom of the electrode body is fixedly connected to the clamping hole.

Preferably, the electrode body includes a top cover, a connecting portion, and a bottom cover. The top end of the electrode body is disposed on the top cover, and the bottom of the electrode body is disposed on the bottom end of the bottom cover; The cover is elastically connected with one end of the connecting part, and the other end of the connecting part is fixedly connected with the bottom cover.

Preferably, the connecting portion is provided with a spring, the bottom cover is provided with a connecting post for sleeved spring, the other end of the connecting portion is sleeved on the connecting post, and the top cover passes through the spring It is elastically connected with one end of the connecting part.

Preferably, the bottom cover is further provided with a connection stand, the connection post protrudes from one side of the connection stand, and the bottom of the electrode body protrudes from the other side of the connection stand.

Preferably, the diameter of the connecting platform is larger than the diameter of the clamping hole, and the bottom diameter of the electrode body is smaller than the diameter of the clamping hole.

Preferably, the bottom of the electrode body and the clamping hole are fixed by riveting, bonding or screw connection.

Preferably, the number of the electrode bodies is one or more, and the number of the receiving grooves corresponds to the number of the electrode bodies.

Preferably, the bottom cover is provided with a groove convenient to grasp.

Preferably, the soft material is one or more of foam, silica gel, rubber, TPU material or TPR material; the hard material is a plastic material or a metal material.

In this application, through the cooperation of the upper cover of the soft material, the elastic electrode body and the base of the hard material, when the EMG signal is measured, the top of the electrode body protrudes from the containing groove to elastically close the body to be measured , And the bottom of the electrode body is connected to the measuring circuit to complete the measurement; because the top of the electrode body is tightly attached to the body, the upper cover is tightly attached to the vicinity of the position to be measured. The body is mainly pressed tightly by the upper cover during detection. The soft material, therefore, effectively reduces the discomfort of the body; and the electrode body can be used multiple times, avoiding the waste of resources in the prior art that the hydrogel is used once. In this application, the top end of the electrode body is elastically extended and then tightly attached to the body to be tested, so that the upper cover of the soft material is tightly attached to the body to be tested, effectively reducing the discomfort of the body and avoiding the use of hydrogel as a carrier in the prior art It is a waste of one-time use of resources.

BRIEF DESCRIPTION

Figure 1 is an exploded view of the metal electrode of this application;

Figure 2 is a schematic diagram of the structure of Figure 1 after being combined.

Description of Drawing Symbols:

标号 Label	名称 name	标号 Label	名称 name
10 10	上盖 Upper cover	20 20	电极本体 Electrode body
30 30	底座 Base	100 100	通孔 Through hole
201 201	顶端 top	202 202	底部 bottom
203 203	顶盖 Top cover	204 204	连接部 Connection part
205 205	底盖 Bottom cover	206 206	弹簧 spring
2050 2050	连接柱 Connecting column	2051 2051	连接台 Connection station
300 300	卡孔 Kakong	301 301	槽位 Slot

The realization of the objectives, functional characteristics and advantages of the application will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Implementation of this application

It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

As shown in Figs. 1-2, Fig. 1 is an exploded view of the metal electrode of the application; Fig. 2 is a schematic diagram of the structure of Fig. 1 combined.

Referring to Figure 1, Figure 1 is an exploded view of the metal electrode of the application.

The present application provides a metal electrode. The metal electrode includes an upper cover 10 made of soft material, an electrode body 20 with elasticity, and a base 30 made of hard material. The upper cover 10 and the base 30 are enclosed to form a matching electrode body 20 In the accommodating groove, the bottom 202 of the electrode body 20 is fixed in the accommodating groove, and the top end 201 of the electrode body 20 elastically protrudes from the accommodating groove, so that the top end 201 of the electrode body 20 is close to the body to be tested.

In the present application, through the cooperation of the upper cover 10 made of soft material, the electrode body 20 with elasticity and the base 30 made of hard material, when measuring the electromyographic signal, the top end 201 of the electrode body 20 protrudes from the containing groove to be measured The body is elastically attached and the bottom 202 of the electrode body 20 is connected to the measuring circuit to complete the measurement; since the top 201 of the electrode body 20 is tightly attached to the body, the upper cover 10 is tightly attached to the vicinity of the position to be measured. The body is mainly It is tightly attached by the upper cover 10, since the upper cover 10 is made of soft material, it effectively reduces the discomfort of the body; and the electrode body 20 can be used multiple times, avoiding the one-time use of hydrogel resources in the prior art waste. In this application, the top end 201 of the electrode body 20 is elastically extended and then tightly attached to the body to be tested, so that the upper cover 10 of soft material is tightly attached to the surrounding body to be tested, which effectively reduces the discomfort of the body and avoids the use of hydraulic condensation in the prior art. Glue is a waste of resources when used as a carrier.

Preferably, the upper cover 10 is provided with a through hole 100 adapted to the top end 201 of the electrode body 20, the base 30 is provided with a clamping hole 300 adapted to the bottom 202 of the electrode body 20, and the upper cover 10 is fixedly connected to the base 30 , The top end 201 of the electrode body 20 protrudes from the through hole 100, and the bottom 202 of the electrode body 20 is fixedly connected to the clamping hole 300.

The through hole 100 is used to protrude the top end 201 of the electrode body 20. Since the electrode body 20 is elastic, a through hole 100 is provided so that the top end 201 of the electrode body 20 protrudes. When the electromyographic signal is detected, the top end 201 of the electrode body 20 It is close to the body to be tested, and the periphery of the through hole 100 of the upper cover 10 around the top 201 of the electrode body 20 can be close to the surrounding of the body to be tested, which effectively improves the comfort during detection.

Preferably, the electrode body 20 includes a top cover 203, a connecting portion 204, and a bottom cover 205. The top end 201 of the electrode body 20 is disposed on the top cover 203, and the bottom 202 of the electrode body 20 is disposed on the bottom end of the bottom cover 205; the top cover 203 It is elastically connected to one end of the connecting portion 204, and the other end of the connecting portion 204 is fixedly connected to the bottom cover 205.

The top cover 203 and the connecting portion 204 are elastically connected, so that the top cover 203 is pressed against the body to be tested, and the bottom cover 205 is fixed to the base 30.

Preferably, the connecting portion 204 is provided with a spring 206, the bottom cover 205 is provided with a connecting post 2050 for sheathing the spring 206, the other end of the connecting portion 204 is sleeved on the connecting post 2050, and the top cover 203 is connected to the connecting post 2050 through the spring 206 One end of the connecting portion 204 is elastically connected.

The spring 206 makes the top cover 203 and the connecting portion 204 elastically connected. The connecting post 2050 is used for positioning the spring 206. The spring 206 is sleeved on the connecting post 2050. The spring 206 is elastically deformed when the top cover 203 is pressed.

Preferably, the bottom cover 205 is further provided with a connecting platform 2051, the connecting post 2050 extends from one side of the connecting platform 2051, and the bottom 202 of the electrode body 20 extends from the other side of the connecting platform 2051.

The connection stand 2051 is used to receive the connection post 2050 and the bottom 202 of the electrode body 20, and when the bottom 202 of the electrode body 20 is put into the card hole 300, the connection stand 2051 abuts on the card hole 300.

Preferably, the diameter of the connection platform 2051 is larger than the diameter of the clamping hole 300, and the diameter of the bottom 202 of the electrode body 20 is smaller than the diameter of the clamping hole 300.

The diameter of the connection platform 2051 is larger than the diameter of the card hole 300, so that when the bottom 202 of the electrode body 20 is put into the card hole 300, the connecting post 2050 will not fall into the card hole 300, and the bottom 202 of the electrode body 20 is used to connect the detection circuit .

Preferably, the bottom 202 of the electrode body 20 and the clamping hole 300 are fixed by riveting, bonding or screw connection. Of course, the connection between the bottom 202 of the electrode body 20 and the card hole 300 in this case is not limited to be fixed by riveting, bonding or threaded connection, and other fixing methods can also be used, as long as the bottom 202 of the electrode body 20 can be fixed to the card hole 300. The fixed connection of the hole 300 is a simple deformation and transformation of this case and falls within the scope of protection of this case.

Preferably, the number of electrode bodies 20 is one or more, and the number of receiving grooves corresponds to the number of electrode bodies 20. The number of the electrode body 20 can be one or more. The embodiment of this case is one. If the number of the electrode body 20 is two, then the number of the receiving grooves is also two, so that the top 201 of the electrode body 20 can be easily extended. .

Preferably, the bottom cover 205 is provided with a slot 301 that is convenient for grasping. The slot 301 is convenient to handle the entire metal electrode.

Preferably, the soft material is one or more of foam, silica gel, rubber, TPU material or TPR material; the hard material is a plastic material or a metal material. The upper cover 10 in this case is made of a soft material, so that the top of the electrode body 20 reduces discomfort when it is pressed against the body to be tested. It is not limited to one or more of foam, silicone, rubber or TPU, as long as it is soft. Any material can be used; the base 30 is made of a hard material, and the hard material can be plastic or other hard materials.

It should be noted that the technical solutions of the various embodiments of this application can be combined with each other, but they must be based on what can be achieved by those skilled in the art. When the combination of technical solutions conflicts or cannot be achieved, people should consider this technology The combination of the schemes does not exist and is not within the scope of protection required by this application.

The above are only the preferred embodiments of the application, and do not limit the scope of the patent for this application. Any equivalent structural transformation made using the content of the description and drawings of the application, or directly or indirectly applied to other related technical fields, is the same. Included in the scope of patent protection of this application.

Claims

A metal electrode, characterized in that the metal electrode includes an upper cover made of soft material, an electrode body with elasticity, and a base made of hard material, and the upper cover and the base are enclosed to form a fit to the electrode body In the containing groove, the bottom of the electrode body is fixed in the containing groove, and the top end of the electrode body elastically protrudes from the containing groove, so that the top end of the electrode body is close to the body to be tested.
The metal electrode according to claim 1, wherein the upper cover is provided with a through hole adapted to the top of the electrode body, and the base is provided with a card hole adapted to the bottom of the electrode body The upper cover is fixedly connected to the base, the top end of the electrode body protrudes from the through hole, and the bottom of the electrode body is fixedly connected to the card hole.
The metal electrode according to claim 2, wherein the electrode body includes a top cover, a connecting portion, and a bottom cover, the top end of the electrode body is disposed on the top cover, and the bottom of the electrode body is disposed on the top cover. The bottom end of the bottom cover; the top cover is elastically connected to one end of the connecting portion, and the other end of the connecting portion is fixedly connected to the bottom cover.
The metal electrode according to claim 3, wherein the connecting portion is provided with a spring, the bottom cover is provided with a connecting post for sheathing the spring, and the other end of the connecting portion is sheathed on the On the connecting column, and the top cover is elastically connected to one end of the connecting portion through a spring.
The metal electrode according to claim 4, wherein the bottom cover is further provided with a connection stand, the connection post extends from one side of the connection stand, and the bottom of the electrode body extends from the connection stand The other side sticks out.
5. The metal electrode of claim 5, wherein the diameter of the connecting platform is larger than the diameter of the hole, and the bottom diameter of the electrode body is smaller than the diameter of the hole.
The metal electrode according to claim 2, wherein the bottom of the electrode body and the hole are fixed by riveting, bonding or screw connection.
The metal electrode according to claim 1, wherein the number of the electrode bodies is one or more, and the number of the receiving grooves corresponds to the number of the electrode bodies.
3. The metal electrode according to claim 2, wherein the number of the electrode bodies is one or more, and the number of the receiving grooves corresponds to the number of the electrode bodies.
The metal electrode according to claim 3, wherein the number of the electrode bodies is one or more, and the number of the receiving grooves corresponds to the number of the electrode bodies.
The metal electrode according to claim 4, wherein the number of the electrode bodies is one or more, and the number of the receiving grooves corresponds to the number of the electrode bodies.
The metal electrode according to claim 5, wherein the number of the electrode body is one or more, and the number of the receiving groove corresponds to the number of the electrode body.
7. The metal electrode according to claim 6, wherein the number of the electrode body is one or more, and the number of the receiving groove corresponds to the number of the electrode body.
8. The metal electrode according to claim 7, wherein the number of the electrode bodies is one or more, and the number of the receiving grooves corresponds to the number of the electrode bodies.
The metal electrode according to any one of claims 1, wherein the bottom cover is provided with a groove convenient for grasping.
The metal electrode according to any one of claims 1, wherein the soft material is one or more of foam, silica gel, rubber, TPU material or TPR material; the hard material is Plastic materials or metal materials.