CN-224203115-U - Silver-silver chloride electrode with stable silver wire connection

Abstract

The utility model relates to the technical field of bioelectric signal measurement, in particular to a silver-silver chloride electrode with stable silver wire connection, which comprises an insulating shell, wherein a wire is sleeved in the insulating shell, the bottom of the insulating shell is fixedly connected with a sealing ring, one side of the sealing ring is fixedly connected with a connecting seat, the bottom of the connecting seat is fixedly connected with a rubber protective sleeve, the bottom of the rubber protective sleeve is fixedly connected with a sleeve, the wire penetrates through the sleeve to extend to the bottom of the sleeve, the inside of the insulating shell is fixedly connected with a connecting bin, and the bottom of the wire is fixedly communicated with a platinum wire. This silver-silver chloride electrode that silver silk is connected stably makes insulating housing and connecting seat be connected through installing the sealing washer, and the sealing washer wearability is strong simultaneously, under long-time work and high strength's pressure, guarantees that electrolyte can not take place to leak, and then influences the inside electrode of casing and change, has promoted the practicality of device.

Inventors

• ZHANG JINGCHEN

Assignees

• 天津艾利安电子科技有限公司

Dates

Publication Date

20260505

Application Date

20250327

Claims (5)

1. 1. The silver-silver chloride electrode with the stable silver wire connection comprises an insulating shell (1) and is characterized in that a wire (2) is sleeved in the insulating shell (1), a sealing ring (3) is fixedly connected to the bottom of the insulating shell (1), a connecting seat (4) is fixedly connected to one side of the sealing ring (3), a rubber protection sleeve (5) is fixedly connected to the bottom of the connecting seat (4), a sleeve (6) is fixedly connected to the bottom of the rubber protection sleeve (5), and the wire (2) penetrates through the sleeve (6) and extends to the bottom of the sleeve (6).
2. 2. The silver-silver chloride electrode with stable silver wire connection according to claim 1, wherein a connection bin (7) is fixedly connected inside the insulating shell (1), a platinum wire (8) is fixedly connected to the bottom of the conducting wire (2), a substance layer (9) is fixedly connected to the bottom of the connection bin (7), and the platinum wire (8) is connected inside the substance layer (9) in a penetrating mode.
3. 3. The silver-silver chloride electrode with stable silver wire connection according to claim 1, wherein a top cover (10) is fixedly connected to the top of the insulating shell (1), holes (11) are formed in the upper surface of the top cover (10), and an anti-corrosion layer (12) is arranged outside the top cover (10).
4. 4. The silver-silver chloride electrode with stable silver wire connection according to claim 1, wherein the outer wall of the insulating shell (1) is fixedly communicated with a liquid supplementing opening (13), and the outer wall of the liquid supplementing opening (13) is fixedly connected with a rubber cap (14).
5. 5. The silver-silver chloride electrode with stable silver wire connection according to claim 1, wherein an electrode (15) is fixedly connected inside the insulating shell (1), the lead (2) is fixedly connected to the top of the electrode (15), and the electrode (15) is fixedly arranged inside the connecting bin (7).

Description

Silver-silver chloride electrode with stable silver wire connection Technical Field The utility model relates to the technical field of bioelectric signal measurement, in particular to a silver-silver chloride electrode with stable silver wire connection. Background Silver-silver chloride electrodes are currently used as electrodes with very good potential stability in electrochemical measurements and body surface electrical signal detection. However, silver chloride is a strong oxidant at the same time, and when meeting metal and electrolyte, the silver chloride is reduced into silver at the same time of corroding the metal, so that the excellent performance of the silver-silver chloride electrode is lost. The silver/silver chloride reference electrode is generally composed of a shell, an electrolyte, a silver-silver chloride electrode, an outgoing wire and a liquid junction, wherein the electrolyte is generally a potassium chloride solution with a certain concentration, and the concentration of chloride ions on the surface of the electrode is unchanged when the concentration of the electrolyte is unchanged because the potential is in a functional relation with the concentration of chloride ions on the surface of the electrode and the periphery of the electrode, so that the stability of the potential can be maintained. When the existing silver-silver chloride electrode is used, the installation structure is simple, and the existing silver-silver chloride electrode is easy to shake in the use process, so that the accuracy of experimental record is affected. Disclosure of utility model The utility model aims to provide a silver-silver chloride electrode with stable silver wire connection, so as to solve the problem that the existing silver-silver chloride electrode provided in the background art is easy to shake in the use process due to the simple installation structure when being used, and further the accuracy of experimental record is affected. The silver wire connecting stable silver-silver chloride electrode comprises an insulating shell, wherein a wire is sleeved in the insulating shell, a sealing ring is fixedly connected to the bottom of the insulating shell, a connecting seat is fixedly connected to one side of the sealing ring, a rubber protecting sleeve is fixedly connected to the bottom of the connecting seat, a sleeve is fixedly connected to the bottom of the rubber protecting sleeve, the wire penetrates through the sleeve to the bottom of the sleeve, the insulating shell is connected with the connecting seat through the sealing ring, meanwhile, the sealing ring is high in wear resistance, electrolyte is prevented from leaking under long-time working and high-strength pressure, the electrode in the shell is further influenced to change, and the practicability of the device is improved. Further preferably, the inside fixedly connected with of insulating casing connects the storehouse, the fixed intercommunication in bottom of wire has the platinum silk, the bottom fixedly connected with material layer of connection storehouse, the platinum silk through-connection is in the inside of material layer, through installing the connection storehouse, can place the electrode in this connection storehouse, through platinum silk connection electrode, in the inside of through-connection at material layer, through injecting electrolyte to its inside to ensure the stability of electrode. Further preferably, the top fixedly connected with top cap of insulating housing, the hole has been seted up to the upper surface of top cap, the outside of top cap is provided with the anticorrosive coating, through having installed the top cap, put into the electrolyte with the device again, the electrolyte passes through the hole and gets into the inside of device and carry out the use of electrode, has set up the anticorrosive coating in the outside of top cap simultaneously, not only can improve the anticorrosive ability and the durability of device, has still improved the life of device effectively increase the device. Further preferably, the outer wall of the insulating shell is fixedly communicated with a liquid supplementing port, the outer wall of the liquid supplementing port is fixedly connected with a rubber cap, and electrolyte can be supplemented into the insulating shell through the liquid supplementing port, so that the electrode potential is prevented from being deviated due to the change of the concentration of the electrolyte, the unstable potential is further ensured, and the use of the electrode is further ensured. Further preferably, the inside fixedly connected with electrode of insulating casing, wire fixed connection is at the top of electrode, the fixed inside that sets up at the connection storehouse of electrode, through the installation electrode, can record the response of electrode in the in-process of using to can know the electric potential of change in the electrochemical analysis fast. Comp