CN218122208U

CN218122208U - Sensor electrode detection device

Info

Publication number: CN218122208U
Application number: CN202221495435.4U
Authority: CN
Inventors: 胡浩; 张伟; 王铸辉; 陈立新; 廖东山
Original assignee: Sinocare Inc
Current assignee: Sinocare Inc
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-12-23
Anticipated expiration: 2032-06-16

Abstract

The utility model provides a sensor electrode detection device, which comprises a host and a supporting seat, wherein the supporting seat is provided with a supporting plate, the supporting plate is provided with a plurality of grooves, and first conductive silica gel is arranged in the grooves; a plurality of mounting seats which correspond to the grooves one to one are arranged on one side of the supporting plate, and a plurality of electric shock points are formed on the mounting seats; the host comprises a controller and a power supply unit, and the electric shock points are electrically connected with the controller and the power supply unit respectively. The contact parts of the sensor electrode detection device and the electrodes of the sensor are all made of silica gel, so that the electrodes are effectively prevented from being scratched; through setting up a plurality of recesses, mount pad isotructure for detection device can detect the electrode resistance of a plurality of sensors simultaneously, and its convenient operation, and can reduce the test number of times, effectively improve detection efficiency.

Description

Sensor electrode detection device

Technical Field

The utility model relates to a detection device technical field indicates a sensor electrode detection device very much.

Background

The dynamic blood sugar monitoring system (CGMS) is a novel blood sugar continuous monitoring system used clinically, which monitors the blood sugar value of a human body in real time by connecting an electrode of a sensor with one end implanted into the human body to a main board and collecting the voltage change on the electrode.

In order to realize mass production, the sensors of the conventional CGMS system are generally divided into a plurality of sensors 11 from the sensor chip 1 on which the electrodes and the conductive regions are printed. As shown in fig. 1-2, the sensor 11 includes a front end portion 12 and a rear end portion 13, a first working electrode 121 and a second working electrode 122 are longitudinally formed on a front surface of the front end portion 12, a reference electrode (not shown) is longitudinally formed on a back surface of the front end portion 12, and the first working electrode 121, the second working electrode 122 and the reference electrode are not electrically conducted with each other; three conductive regions 14, which are in one-to-one correspondence with the first working electrode 121, the second working electrode 122, and the reference electrode, are formed on the front surface of the rear end portion 13. In order to simplify the manufacturing process, one electrode is generally formed by printing on the front surface of the front end, and then the first working electrode 121 and the second working electrode 122 are cut by laser to be electrically disconnected from each other. In order to prevent the performance of the electrodes from being affected by abnormal conditions existing in printing and laser cutting, a universal meter is generally adopted to test the resistance value between every two electrodes in the prior art so as to detect the sensor electrodes. However, the stylus of the multimeter is relatively sharp, which easily causes scratching of the sensor, and has many operation times and low efficiency.

Therefore, the prior art has a larger improvement space.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sensor electrode detection device in order to compensate prior art not enough.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model relates to a sensor electrode detection device, which comprises a host and a supporting seat, wherein the supporting seat is provided with a supporting plate, the supporting plate is provided with a plurality of grooves, and first conductive silica gel is arranged in the grooves; a plurality of mounting seats which correspond to the grooves one to one are arranged on one side of the supporting plate, and a plurality of electric shock points are formed on the mounting seats; the host comprises a controller and a power supply unit, and the electric shock points are electrically connected with the controller and the power supply unit respectively.

Through the setting, the front end of a plurality of sensors on the sensor piece is placed in the corresponding groove, the positive first working electrode of the front end of the sensor, the second working electrode is in contact with the first conductive silica gel to enable the two electrodes to be conducted, the conductive area of the rear end is in one-to-one contact with the electric contact point on the mounting seat, the controller controls the power supply unit to apply voltage to the electric contact point corresponding to the first working electrode, the controller collects the current value and calculates the resistance value, the first working electrode can be judged according to the resistance value, whether the second working electrode meets the requirements or not, the operation is convenient, and the detection efficiency is high.

According to the scheme, the pressing plate in press fit is arranged above the supporting plate. The first working electrode and the second working electrode at the front end part of the sensor can be in close contact with the first conductive silica gel by arranging the pressing plate.

According to the scheme, the pressing plate comprises a first pressing plate, and an insulating silica gel sheet corresponding to the first conductive silica gel is arranged on one side, close to the supporting seat, of the first pressing plate.

According to the scheme, the pressing plate comprises a second pressing plate, and second conductive silica gel corresponding to the first conductive silica gel is arranged on one side, close to the supporting seat, of the second pressing plate.

Be equipped with the electrically conductive silica gel of second on the second clamp plate, make when second clamp plate and backup pad pressure tight fit, the electrically conductive silica gel of second wraps up around the front end portion of sensor with first electrically conductive silica gel, thereby make first working electrode, second working electrode and reference electrode switch on each other, controller control power supply unit is through applying voltage to two arbitrary in the above-mentioned electrodes respectively with a plurality of electric shock points that the conductive region of sensor corresponds, thereby it obtains a plurality of resistance values to gather a plurality of current values calculation, judge whether the electrode appears breaking with the resistance value.

According to the scheme, the pressing plate is tightly pressed above the supporting plate through magnetic adsorption, and the handle is fixed on the upper surface of the pressing plate.

According to the scheme, a cover plate in compression fit is arranged above the mounting seat. Through setting up the apron, can make the conductive area of sensor rear end portion and the electric shock point on the mount pad in close contact with.

According to the scheme, the cover plate is tightly pressed above the mounting seat through magnetic adsorption, and the handle is fixed on the upper surface of the cover plate.

According to the scheme, the supporting seat is provided with a positioning pin matched with the positioning hole of the sensor sheet. The positioning efficiency is improved through the cooperation of the positioning pin and the positioning hole.

According to above scheme, the backup pad passes through magnetic adsorption's mode and can dismantle the connection on the supporting seat.

The beneficial effects of the utility model reside in that:

the contact parts of the sensor electrode detection device and the sensor electrode are all silica gel, so that the electrodes are effectively prevented from being scratched; through setting up a plurality of recesses, mount pad isotructure for detection device can detect the electrode resistance of a plurality of sensors simultaneously, and its convenient operation, and can reduce the test number of times, effectively improve detection efficiency.

Drawings

FIG. 1 is a schematic view of a prior art sensor sheet;

FIG. 2 is a schematic front view of a single sensor resulting from the slitting of a sensor sheet;

fig. 3 is a schematic structural diagram of the present invention;

FIG. 4 is a schematic structural view of the present invention in cooperation with the sensor chip;

fig. 5 is a first usage state diagram of the present invention;

fig. 6 is a second usage state diagram of the present invention.

In the figure: 1. a sensor sheet; 11. a sensor; 12. a front end portion; 121. a first working electrode; 122. a second working electrode; 13. a rear end portion; 14. a conductive region; 15. positioning holes; 2. a host; 3. a supporting seat; 31. positioning pins; 4. a support plate; 41. a groove; 42. a first conductive silica gel; 5. a mounting base; 51. electric shock points; 6. a cover plate; 61. a handle; 7. a first platen; 71. an insulating silica gel sheet; 8. a second platen; 81. and second conductive silica gel.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

As shown in fig. 3-6, the sensor electrode detecting device of the present invention comprises a main frame 2 and a supporting base 3, wherein the supporting base 3 is provided with a supporting plate 4, the supporting plate 4 is provided with a plurality of grooves 41, and first conductive silica gel 42 is disposed in the grooves 41; a plurality of mounting seats 5 corresponding to the grooves 41 one by one are arranged on one side of the supporting plate 4, and a plurality of electric contact points 51 are formed on the mounting seats 5; the host 2 includes a controller and a power supply unit, and the electric contact point 51 is electrically connected to the controller and the power supply unit respectively.

Through the arrangement, the front end parts 12 of the plurality of sensors 11 on the sensor sheet 1 are placed in the corresponding grooves 41, the first working electrode 121 and the second working electrode 122 on the front surface of the front end part 12 of each sensor 11 are in contact with the first conductive silica gel 42 to conduct the two electrodes, the conductive area 14 of the rear end part 13 is in one-to-one corresponding contact with the electric contact point 51 on the mounting seat 5, the controller controls the power supply unit to apply voltage to the electric contact point 51 corresponding to the first working electrode 121, the controller collects a current value and calculates the resistance value, whether the first working electrode 121 and the second working electrode 122 meet the requirements or not can be judged according to the resistance value, the operation is convenient, and the detection efficiency is high.

Furthermore, a pressing plate in a press fit manner is arranged above the supporting plate 4. The first and second working

electrodes

121 and 122 of the front end portion 12 of the sensor 11 can be brought into close contact with the first conductive silicone rubber 42 by providing the pressure plate.

Furthermore, the pressing plate comprises a first pressing plate 7, and an insulating silica gel sheet 71 corresponding to the first conductive silica gel 42 is arranged on one side of the first pressing plate 7 close to the supporting seat 3.

Furthermore, the pressing plate comprises a second pressing plate 8, and a second conductive silica gel 81 corresponding to the first conductive silica gel 42 is arranged on one side, close to the supporting seat 3, of the second pressing plate 8.

The second conductive silica gel 81 is arranged on the second pressing plate 8, so that when the second pressing plate 8 is in tight press fit with the supporting plate 4, the second conductive silica gel 81 and the first conductive silica gel 42 wrap the periphery of the front end portion 12 of the sensor 11, so that the first working electrode 121, the second working electrode 122 and the reference electrode are mutually conducted, the controller controls the power supply unit to apply voltage to any two of the electrodes through a plurality of electric contact points 51 corresponding to the conductive area 14 of the sensor 11, and a plurality of current values are collected, so that a plurality of resistance values are calculated, and whether the electrodes are broken is judged according to the resistance values.

Furthermore, the pressing plate is pressed above the supporting plate 4 through magnetic adsorption, and a handle 61 is fixed on the upper surface of the pressing plate.

Furthermore, a cover plate 6 in a press fit manner is arranged above the mounting seat 5. By providing the cover plate 6, the conductive area 14 of the rear end portion 13 of the sensor 11 can be brought into close contact with the contact point 51 on the mounting seat 5.

More specifically, the cover plate 6 is pressed above the mounting seat 5 by magnetic attraction, and a handle 61 is fixed on the upper surface of the cover plate 6.

Furthermore, the supporting seat 3 is provided with a positioning pin 31 which is matched with the positioning hole 15 of the sensor sheet 1. The positioning efficiency is improved by the cooperation of the positioning pin 31 and the positioning hole 15.

Further, the support plate 4 is detachably connected to the support base 3 in a magnetic adsorption manner.

As shown in fig. 4, when the sensor electrode detecting device of the present invention is used, the supporting plate 4 is fixed on the supporting seat 3 by magnetic adsorption, and then the positioning hole 15 on the sensor sheet is inserted into the positioning pin 31 on the supporting seat 3, so that the front end portions 12 of the plurality of sensors 11 on the sensor sheet 1 can be placed in the corresponding grooves 41, the first working electrode 121 and the second working electrode 122 on the front surface of the front end portion 12 of the sensor 11 are in contact with the first conductive silica gel 42, so that the two electrodes are conducted, and the conductive areas 14 of the rear end portion 13 are in one-to-one contact with the electric contact points 51 on the mounting seat 5;

as shown in fig. 5, the cover plate 6 is then magnetically pressed onto the mounting base 5 so that the conductive area 14 is in close contact with the contact point 51; the second pressing plate 8 is pressed above the supporting plate 4 in a magnetic adsorption manner, the second conductive silica gel 81 and the first conductive silica gel 42 wrap the periphery of the front end part 12 of the sensor 11, so that the first working electrode 121, the second working electrode 122 and the reference electrode are mutually conducted, the controller controls the power supply unit to apply voltage to any two electrodes through three electric contact points 51 corresponding to three conductive areas 14 of the sensor 11, three current values are acquired, three resistance values are calculated, and whether the electrodes are broken is judged according to the resistance values; by presetting a maximum resistance value, a single sensor 11 can obtain three resistance values in this step, and if one resistance value exceeds the maximum resistance value, the corresponding electrode of the sensor 11 has an open circuit condition;

the second pressing plate 8 is removed, the first pressing plate 7 is used for being attracted and pressed above the supporting plate 4, the first working electrode 121 and the second working electrode 122 of the front end portion 12 of the sensor 11 are conducted through the first conductive silica gel 42 in the groove 41, the controller controls the power supply unit to apply voltage to the electric contact point 51 corresponding to the first working electrode 121, the controller collects current values and calculates resistance values, and whether the first working electrode 121 and the second working electrode 122 meet requirements or not can be judged according to the resistance values; by presetting the maximum resistance value and the minimum resistance value between the first working electrode 121 and the second working electrode 122, if the resistance value obtained in this step is not in the range between the maximum resistance value and the minimum resistance value, the corresponding electrode of the sensor 11 does not meet the requirement;

as shown in fig. 6, finally, the first pressing plate 7 and the supporting plate 4 are removed, at this time, the conductive area 14 of the rear end portion 13 of the sensor 11 contacts the contact point 51, and the front end portion 12 of the sensor 11 is suspended, so that the first working electrode 121, the second working electrode 122 and the reference electrode on the sensor 11 are not conducted with each other, the controller controls the power supply unit to apply voltages to any two of the electrodes through the three contact points 51 corresponding to the three conductive areas 14 of the sensor 11, and three current values are collected to calculate three resistance values, so as to determine whether the electrodes are short-circuited by the resistance values; by presetting a minimum resistance value, when one of three resistance values obtained by detecting a single sensor 11 is lower than the minimum resistance value, the sensor 11 has an electrode short-circuit problem. And (4) finishing the test, calculating qualified products by the sensors which pass the test, and entering the next production process.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The sensor electrode detection device is characterized by comprising a host (2) and a support seat (3), wherein a support plate (4) is arranged on the support seat (3), a plurality of grooves (41) are formed in the support plate (4), and first conductive silica gel (42) is arranged in each groove (41); a plurality of mounting seats (5) which correspond to the grooves (41) one by one are arranged on one side of the supporting plate (4), and a plurality of electric contact points (51) are formed on the mounting seats (5); the host (2) comprises a controller and a power supply unit, and the electric shock point (51) is electrically connected with the controller and the power supply unit respectively.

2. The sensor electrode detection device according to claim 1, wherein a press-fit pressing plate is arranged above the support plate (4).

3. The sensor electrode detection device according to claim 2, wherein the pressing plate comprises a first pressing plate (7), and an insulating silicone sheet (71) corresponding to the first conductive silicone (42) is arranged on one side of the first pressing plate (7) close to the supporting seat (3).

4. The sensor electrode detection device according to claim 2, wherein the pressing plate comprises a second pressing plate (8), and a second conductive silicone (81) corresponding to the first conductive silicone (42) is disposed on one side of the second pressing plate (8) close to the supporting seat (3).

5. The sensor electrode detection device according to claim 2, wherein the pressure plate is pressed above the support plate (4) by magnetic attraction, and a handle (61) is fixed on the upper surface of the pressure plate.

6. The sensor electrode detection device according to claim 1, wherein a press-fit cover plate (6) is arranged above the mounting seat (5).

7. The sensor electrode detection device according to claim 6, wherein the cover plate (6) is pressed above the mounting seat (5) through magnetic attraction, and a handle (61) is fixed on the upper surface of the cover plate (6).

8. The sensor electrode detecting device according to claim 1, wherein the supporting base (3) is provided with a positioning pin (31) engaged with the positioning hole (15) of the sensor sheet (1).

9. The sensor electrode detection device according to claim 1, wherein the support plate (4) is detachably attached to the support base (3) by magnetic attraction.