CN220855030U - Online resistance measurement system - Google Patents
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- CN220855030U CN220855030U CN202322382585.5U CN202322382585U CN220855030U CN 220855030 U CN220855030 U CN 220855030U CN 202322382585 U CN202322382585 U CN 202322382585U CN 220855030 U CN220855030 U CN 220855030U
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- 238000005259 measurement Methods 0.000 title claims abstract description 64
- 238000001514 detection method Methods 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000000691 measurement method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses an on-line resistance measurement system which can perform on-line measurement on loop resistance of a thick film hybrid integrated circuit; the special measuring jig is configured, so that the stability of electric connection of all parts can be ensured, and measurement errors or dislocation caused by unstable electric connection can be avoided; and the electrical connection step in the measurement of the utility model is more convenient, and the measurement efficiency can be improved.
Description
Technical Field
The utility model relates to an online resistance measurement system.
Background
Chinese patent application number 200610064695.5 discloses an on-line resistance measurement system that can perform on-line measurements of loop resistance of thick film hybrid integrated circuits.
The on-line resistance measurement system of this patent includes: thick film hybrid integrated circuits, loop resistance measurement transducers, and digital multimeters;
The thick film hybrid integrated circuit includes: a circuit body and a resistor loop arranged on the top surface of the circuit body; the resistor loop comprises three resistors electrically connected end to end in sequence: a protection resistor R1, a measured resistor R2 and a third resistor R3; and three detected points are arranged in the resistor loop: a detected point a as a connection point of the third resistor R3 and the protection resistor R1, a detected point B as a connection point of the protection resistor R1 and the detected resistor R2, and a detected point C as a connection point of the detected resistor R2 and the third resistor R3;
The loop resistance measurement converter includes: the converter comprises a converter body, a protection resistor end voltage zero setting circuit arranged on the top surface of the converter body, a detection terminal A, a detection terminal B and a detection terminal C arranged on the left side of the top surface of the converter body, and a positive stylus access end and a negative stylus access end arranged on the right side of the top surface of the converter body; the access end of the meter pen is electrically connected with the detection terminal A through a protection resistor end voltage zero setting circuit; the front pen access end is also electrically connected with the detection terminal B; the negative pen access end is electrically connected with the detection terminal C;
The digital multimeter includes: a multimeter main body, and a positive pen and a negative pen connected with the multimeter main body.
Before measuring the measured resistor R2, a plurality of electrical connections need to be made: the method comprises the steps of electrically connecting a positive stylus of a digital multimeter with a positive stylus access end of a loop resistance measurement converter, electrically connecting a negative stylus of the digital multimeter with a negative stylus access end of the loop resistance measurement converter, electrically connecting a detection terminal A of the loop resistance measurement converter with a detected point A of a thick film hybrid integrated circuit, electrically connecting a detection terminal B of the loop resistance measurement converter with a detected point B of the thick film hybrid integrated circuit, and electrically connecting a detection terminal C of the loop resistance measurement converter with a detected point C of the thick film hybrid integrated circuit; then a subsequent measurement is made (measurement of the measured resistance R2).
However, the on-line resistance measurement system of the patent lacks a special measurement jig, and multiple electrical connections are required, but the solution of the patent cannot guarantee the stability of the electrical connections everywhere, and may cause measurement errors or dislocation.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides an on-line resistance measurement system, which comprises: thick film hybrid integrated circuits, loop resistance measurement transducers, and digital multimeters;
The thick film hybrid integrated circuit includes: a circuit body and a resistor loop arranged on the top surface of the circuit body; the resistor loop comprises three resistors electrically connected end to end in sequence: a protection resistor R1, a measured resistor R2 and a third resistor R3; and three detected points are arranged in the resistor loop: a detected point a as a connection point of the third resistor R3 and the protection resistor R1, a detected point B as a connection point of the protection resistor R1 and the detected resistor R2, and a detected point C as a connection point of the detected resistor R2 and the third resistor R3;
The loop resistance measurement converter includes: the converter comprises a converter body, a protection resistor end voltage zero setting circuit arranged on the top surface of the converter body, a detection terminal A, a detection terminal B and a detection terminal C arranged on the left side of the top surface of the converter body, and a positive stylus access end and a negative stylus access end arranged on the right side of the top surface of the converter body; the access end of the meter pen is electrically connected with the detection terminal A through a protection resistor end voltage zero setting circuit; the front pen access end is also electrically connected with the detection terminal B; the negative pen access end is electrically connected with the detection terminal C;
the digital multimeter includes: a multimeter main body, a positive stylus and a negative stylus connected with the multimeter main body;
the measuring tool is also included; the measuring jig includes: the device comprises a horizontally arranged jig bottom plate, a circuit main body bearing area arranged on the left side of the top surface of the jig bottom plate, a converter main body bearing area arranged in the middle of the top surface of the jig bottom plate, a universal meter main body bearing area arranged on the right side of the top surface of the jig bottom plate, and three electric connection components arranged on the left side of the top surface of the jig bottom plate and positioned on the periphery of the circuit main body bearing area;
The electrical connection assembly includes: the bottom end of the vertical shaft rod is fixedly connected with the top surface of the bottom plate of the jig, the raised head is fixedly arranged at the top end of the shaft rod, the shaft sleeve is sleeved on the shaft rod, the spring is sleeved on the shaft rod and compressed between the raised head and the shaft sleeve, the horizontally arranged telescopic rod is arranged at one end of the horizontal telescopic rod and at the shaft sleeve side Zhou Gujie, the insulating sleeve is fixedly connected with the other end of the telescopic rod, and the vertical conductive pressing needle penetrates through the insulating sleeve;
The converter main body of the loop resistance measurement converter is horizontally placed in a converter main body bearing area on the top surface of the jig bottom plate; and the top surface of the converter main body is also provided with two pen chucks: a positive stylus chuck at the positive stylus access end and electrically connected with the positive stylus access end, and a negative stylus chuck at the negative stylus access end and electrically connected with the negative stylus access end;
The multimeter main body of the digital multimeter is horizontally arranged in a multimeter main body bearing area on the top surface of the jig bottom plate; the positive pen of the digital multimeter is clamped and fixed by a positive pen chuck on the top surface of the converter main body, and the positive pen is electrically connected with a positive pen access end through the positive pen chuck; the negative pen of the digital multimeter is clamped and fixed by a negative pen chuck on the top surface of the converter main body, and the negative pen is electrically connected with a negative pen access end through the negative pen chuck;
The circuit main body of the thick film hybrid integrated circuit is horizontally arranged in a circuit main body bearing area on the top surface of the bottom plate of the jig; the three electric connection components of tool bottom plate top surface include: the circuit comprises a first electric connection component, a second electric connection component and a third electric connection component, wherein the first electric connection component is pressed on a detected point A on the top surface of a circuit main body by a conductive voltage pin, the second electric connection component is pressed on a detected point B on the top surface of the circuit main body by a conductive voltage pin, and the third electric connection component is pressed on a detected point C on the top surface of the circuit main body by a conductive voltage pin;
The top end of the voltage conducting pin of the first electric connection assembly is electrically connected with a detection terminal A on the top surface of the converter main body through a first electric wire;
the top end of the voltage conducting pin of the second electric connection assembly is electrically connected with the detection terminal B on the top surface of the converter main body through a second electric wire;
the top end of the conductive pressing pin of the third electric connection assembly is electrically connected with the detection terminal C on the top surface of the converter main body through a third electric wire.
Preferably, the measuring jig further comprises: an insulating pad attached to the circuit main body bearing area; and the circuit main body of the thick film hybrid integrated circuit is horizontally arranged on the insulating pad of the circuit main body bearing area on the top surface of the bottom plate of the jig.
Preferably, the measuring jig further comprises: the pair of converter body fixing clamps are arranged in the middle of the top surface of the jig bottom plate and positioned at the front side and the rear side of the converter body bearing area; and the front and rear ends of the converter body are fixed by a pair of converter body fixing jigs on the front and rear sides of the converter body carrying area.
Preferably, the measuring jig further comprises: the universal meter main body fixing clamps are arranged on the right side of the top surface of the jig bottom plate and positioned on the front side and the rear side of the universal meter main body bearing area; and the front and rear ends of the multimeter main body are fixed by a pair of multimeter main body fixing clamps on the front and rear sides of the multimeter main body bearing area.
Preferably, the electrical connection assembly further comprises: a handle arranged on the telescopic rod.
Preferably, the positive pen clamping head is welded and fixed with the positive pen access end, and the negative pen clamping head is welded and fixed with the negative pen access end.
Preferably, two ends of the first electric wire are welded and fixed with the detection terminal A on the top surface of the converter main body and the top end of the voltage conducting pin of the first electric connection assembly respectively.
Preferably, two ends of the second electric wire are welded and fixed with the detection terminal B on the top surface of the converter main body and the top end of the voltage conducting pin of the second electric connection assembly respectively.
Preferably, two ends of the third wire are welded and fixed with the detection terminal C on the top surface of the converter body and the top end of the conductive pressing pin of the third electrical connection assembly respectively.
Preferably, the first, second and third wires are all flexible wires (wires extending in a spiral).
The utility model has the advantages and beneficial effects that: the on-line resistance measurement system is provided, and is provided with a special measurement jig, so that the stability of electric connection of each part can be ensured, and measurement errors or dislocation caused by unstable electric connection can be avoided; and the electrical connection step in the measurement of the utility model is more convenient, and the measurement efficiency can be improved.
The utility model relates to a local improvement of an on-line resistance measurement method disclosed in China patent with the application number 200610064695.5, which mainly comprises the addition of a measurement jig, an electric connection assembly and the like. The present utility model does not improve other parts of the patent, and other parts of the on-line resistance measurement system (such as the specific principle of the loop resistance measurement converter and how to measure the measured resistance R2 specifically) can refer to the specification of the patent, and will not be described herein.
Drawings
FIG. 1 is a schematic illustration of the present utility model;
fig. 2 is a schematic diagram of an electrical connection assembly.
Description of the embodiments
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
The technical scheme of the utility model is as follows:
as shown in fig. 1 and 2, an on-line resistance measurement system includes: a thick film hybrid integrated circuit (thick film hybrid integrated circuit not shown in fig. 1 and 2), a loop resistance measurement transducer 60, a digital multimeter 50, and a measurement jig 70;
The thick film hybrid integrated circuit includes: a circuit body and a resistor loop arranged on the top surface of the circuit body; the resistor loop comprises three resistors electrically connected end to end in sequence: a protection resistor R1, a measured resistor R2 and a third resistor R3; and three detected points are arranged in the resistor loop: a detected point a as a connection point of the third resistor R3 and the protection resistor R1, a detected point B as a connection point of the protection resistor R1 and the detected resistor R2, and a detected point C as a connection point of the detected resistor R2 and the third resistor R3;
The loop resistance measurement converter 60 includes: the converter body 60, the protection resistor end voltage zeroing circuit 61 arranged on the top surface of the converter body 60, the detection terminal A68, the detection terminal B67 and the detection terminal C66 arranged on the left side of the top surface of the converter body 60, and the positive stylus 51 access end and the negative stylus 52 access end arranged on the right side of the top surface of the converter body 60; the access end of the meter correcting pen 51 is electrically connected with a detection terminal A68 through a protection resistor end voltage zero setting circuit 61; the access end of the meter correcting pen 51 is also electrically connected with a detection terminal B67; the access end of the negative stylus 52 is electrically connected with the detection terminal C66;
The digital multimeter 50 includes: a multimeter main body 50, a positive stylus 51 and a negative stylus 52 connected to the multimeter main body 50;
The measuring jig 70 includes: the device comprises a horizontally arranged jig bottom plate 70, a circuit main body bearing area 71 arranged on the left side of the top surface of the jig bottom plate 70, an insulating pad 74 attached to the circuit main body bearing area 71, a converter main body bearing area 72 arranged in the middle of the top surface of the jig bottom plate 70, a pair of converter main body fixing clamps 75 arranged in the middle of the top surface of the jig bottom plate 70 and positioned on the front side and the rear side of the converter main body bearing area 72, a multimeter main body bearing area 73 arranged on the right side of the top surface of the jig bottom plate 70, a pair of multimeter main body fixing clamps 76 arranged on the right side of the top surface of the jig bottom plate 70 and positioned on the front side and the rear side of the multimeter main body bearing area 73, and three electric connection assemblies 77, 78 and 79 arranged on the left side of the top surface of the jig bottom plate 70 and positioned on the periphery of the circuit main body bearing area 71;
The electrical connection assembly (77, 78, 79) comprises: the bottom end of the vertical shaft rod 11 is fixedly connected with the top surface of the jig bottom plate 70, the raised head 12 is fixedly arranged at the top end of the shaft rod 11, the shaft sleeve 13 is sleeved on the shaft rod 11, the spring 14 is sleeved on the shaft rod 11 and compressed between the raised head 12 and the shaft sleeve 13, the horizontally arranged telescopic rod 15 is fixedly connected with one end of the shaft sleeve 13 side Zhou Gujie, the insulating sleeve 16 is fixedly connected with the other end of the telescopic rod 15, the vertical conductive pressing needle 17 penetrates through the insulating sleeve 16 (the conductive pressing needle 17 is fixedly connected with the insulating sleeve 16), and the handle 18 is fixedly arranged on the telescopic rod 15;
The converter body 60 of the loop resistance measuring converter 60 is horizontally placed on the converter body bearing area 72 on the top surface of the jig bottom plate 70, and the front and rear ends of the converter body 60 are fixed by a pair of converter body fixing jigs 75 on the front and rear sides of the converter body bearing area 72; and the top surface of the converter main body 60 is also provided with two pen chucks: a positive stylus chuck 21 fixedly arranged at the access end of the positive stylus 51 and electrically connected with the access end of the positive stylus 51, and a negative stylus chuck 22 fixedly arranged at the access end of the negative stylus 52 and electrically connected with the access end of the negative stylus 52;
The multimeter main body 50 of the digital multimeter 50 is horizontally placed on a multimeter main body bearing area 73 on the top surface of the jig bottom plate 70, and the front and rear ends of the multimeter main body 50 are fixed by a pair of multimeter main body fixing clamps 76 on the front and rear sides of the multimeter main body bearing area 73; the positive pen 51 of the digital multimeter 50 is clamped and fixed by the positive pen chuck 21 on the top surface of the converter main body 60, and the positive pen 51 is electrically connected with the positive pen 51 access end through the positive pen chuck 21; the negative pen 52 of the digital multimeter 50 is clamped and fixed by the negative pen chuck 22 on the top surface of the converter main body 60, and the negative pen 52 is electrically connected with the access end of the negative pen 52 through the negative pen chuck 22;
The circuit body of the thick film hybrid integrated circuit is horizontally placed on the insulating pad 74 of the circuit body bearing area 71 on the top surface of the jig bottom plate 70; the three electrical connection assemblies on the top surface of the jig base plate 70 include: a first electrical connection component 77 with the conductive pin 17 pressed against the detected point a on the top surface of the circuit body, a second electrical connection component 78 with the conductive pin 17 pressed against the detected point B on the top surface of the circuit body, and a third electrical connection component 79 with the conductive pin 17 pressed against the detected point C on the top surface of the circuit body;
The top end of the conductive pin 17 of the first electrical connection assembly 77 is electrically connected with the detection terminal a 68 on the top surface of the converter main body 60 through the first wire 41, and two ends of the first wire 41 are welded and fixed with the detection terminal a 68 on the top surface of the converter main body 60 and the top end of the conductive pin 17 of the first electrical connection assembly 77 respectively;
the top end of the conductive pin 17 of the second electrical connection assembly 78 is electrically connected with the detection terminal B67 on the top surface of the converter main body 60 through the second electrical wire 42, and two ends of the second electrical wire 42 are welded and fixed with the detection terminal B67 on the top surface of the converter main body 60 and the top end of the conductive pin 17 of the second electrical connection assembly 78 respectively;
The top ends of the conductive pins 17 of the third electrical connection assembly 79 are electrically connected with the detection terminal C66 on the top surface of the converter main body 60 through the third electrical wire 43, and two ends of the third electrical wire 43 are welded and fixed with the detection terminal C66 on the top surface of the converter main body 60 and the top ends of the conductive pins 17 of the third electrical connection assembly 79 respectively;
The first, second and third wires 41, 42, 43 are all flexible wires (spirally extending wires).
Loop resistance measurement transducer 60 and digital multimeter 50 are normally secured to fixture base plate 70; when on-line resistance measurement is required to be carried out on a certain thick film hybrid integrated circuit, firstly, the conductive press pins 17 of three electric connection assemblies are all transferred to the periphery of the circuit main body bearing area 71, and then the circuit main body of the thick film hybrid integrated circuit is horizontally placed on the insulating pad 74 of the circuit main body bearing area 71 on the top surface of the jig bottom plate 70; then, the conductive pins 17 of the three electrical connection assemblies are all transferred to the circuit main body bearing area 71, the conductive pins 17 of the first electrical connection assembly 77 are pressed on the detected point A on the top surface of the circuit main body, the conductive pins 17 of the second electrical connection assembly 78 are pressed on the detected point B on the top surface of the circuit main body, and the conductive pins 17 of the third electrical connection assembly 79 are pressed on the detected point C on the top surface of the circuit main body; then, the subsequent measurement (the measured resistance R2 is measured) can be carried out; after the measurement is completed, the conductive pins 17 of the three electrical connection assemblies are transferred to the periphery of the circuit body carrying area 71, and then the circuit body of the thick film hybrid integrated circuit is removed from the jig base plate 70.
Specific:
When the conductive pressing pin 17 of a certain electrical connection assembly needs to be transferred to the periphery of the circuit main body bearing area 71 (the conductive pressing pin 17 is pressed on the insulating pad 74 of the circuit main body bearing area 71 or the circuit main body of the thick film hybrid integrated circuit), firstly, the telescopic rod 15 is pulled up by the handle 18, and the telescopic rod 15 drives the shaft sleeve 13, the insulating sleeve 16 and the conductive pressing pin 17 to move upwards (the shaft sleeve 13 can slide vertically along the shaft rod 11), so that the conductive pressing pin 17 is separated from the insulating pad 74 of the circuit main body bearing area 71 or the circuit main body of the thick film hybrid integrated circuit; then the telescopic rod 15 is rotated by the handle 18, the telescopic rod 15 drives the shaft sleeve 13, the insulating sleeve 16 and the conductive pressing needle 17 to rotate (the shaft sleeve 13 can rotate around the shaft rod 11), so that the conductive pressing needle 17 moves to the periphery of the circuit main body bearing area 71; then the handle 18 is released, the conductive pressing needle 17 can move downwards and press on the top surface of the jig bottom plate 70 (the spring 14 is always in a compressed state), and the conductive pressing needle 17 is positioned at the periphery of the circuit main body bearing area 71 at the moment;
When the conductive pins 17 of a certain electrical connection assembly are required to be transferred to the circuit main body bearing area 71 (the conductive pins 17 are pressed on the top surface of the jig bottom plate 70 and are positioned at the periphery of the circuit main body bearing area 71), the telescopic rod 15 is pulled up through the handle 18, the telescopic rod 15 drives the shaft sleeve 13, the insulating sleeve 16 and the conductive pins 17 to move upwards (the shaft sleeve 13 can slide vertically along the shaft rod 11), so that the conductive pins 17 are separated from the top surface of the jig bottom plate 70, and the conductive pins 17 are higher than various devices on the circuit main body of the thick film hybrid integrated circuit; then the telescopic rod 15 is rotated by the handle 18, the telescopic rod 15 drives the shaft sleeve 13, the insulating sleeve 16 and the conductive pressing needle 17 to rotate (the shaft sleeve 13 can rotate around the shaft rod 11), so that the conductive pressing needle 17 moves above the circuit main body bearing area 71, and the telescopic length of the telescopic rod 15 is controlled by the insulating sleeve 16, so that the conductive pressing needle 17 is opposite to a detected point (even if the conductive pressing needle 17 is positioned right above the detected point); then, the handle 18 is released, the conductive pin 17 can move down and be pressed against the detected point (the spring 14 is always in a compressed state), and at this time, the conductive pin 17 is stably and electrically connected with the detected point.
As can be seen from the above, the online resistance measurement system of the present utility model is configured with the special measurement tool 70, which can ensure the stability of the electrical connection everywhere and avoid measurement errors or dislocation caused by unstable electrical connection; and the electrical connection step in the measurement of the utility model is more convenient, and the measurement efficiency can be improved.
The utility model is to carry out local improvement on an online resistance measurement method disclosed in China patent with the application number 200610064695.5, and mainly adds a measurement jig 70, an electric connection component and the like. The present utility model does not improve other parts of the patent, and other parts of the on-line resistance measurement system (such as the specific principle of the loop resistance measurement converter 60 and how to measure the measured resistance R2 specifically) can refer to the specification of the patent, and will not be described herein.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (10)
1. An on-line resistance measurement system, comprising: thick film hybrid integrated circuits, loop resistance measurement transducers, and digital multimeters; the thick film hybrid integrated circuit includes: a circuit main body, a detected point A, a detected point B and a detected point C which are arranged on the top surface of the circuit main body; the loop resistance measurement converter includes: the converter comprises a converter body, a detection terminal A, a detection terminal B, a detection terminal C, a positive stylus access end and a negative stylus access end which are arranged on the top surface of the converter body; the digital multimeter includes: a multimeter main body, a positive stylus and a negative stylus connected with the multimeter main body; it is characterized in that the method comprises the steps of,
The measuring tool is also included; the measuring jig includes: the device comprises a jig bottom plate, a circuit main body bearing area arranged on the left side of the top surface of the jig bottom plate, a converter main body bearing area arranged in the middle of the top surface of the jig bottom plate, a universal meter main body bearing area arranged on the right side of the top surface of the jig bottom plate, and three electric connection components arranged on the left side of the top surface of the jig bottom plate and positioned on the periphery of the circuit main body bearing area;
The electrical connection assembly includes: the bottom end of the vertical shaft rod is fixedly connected with the top surface of the bottom plate of the jig, the raised head is fixedly arranged at the top end of the shaft rod, the shaft sleeve is sleeved on the shaft rod, the spring is sleeved on the shaft rod and compressed between the raised head and the shaft sleeve, the horizontally arranged telescopic rod is arranged at one end of the horizontal telescopic rod and at the shaft sleeve side Zhou Gujie, the insulating sleeve is fixedly connected with the other end of the telescopic rod, and the vertical conductive pressing needle penetrates through the insulating sleeve;
the converter main body of the loop resistance measurement converter is horizontally placed in a converter main body bearing area on the top surface of the jig bottom plate; and the top surface of the converter main body is also provided with two pen chucks: a positive stylus chuck fixedly arranged at the positive stylus access end, and a negative stylus chuck fixedly arranged at the negative stylus access end;
The multimeter main body of the digital multimeter is horizontally arranged in a multimeter main body bearing area on the top surface of the jig bottom plate; the positive pen of the digital multimeter is clamped and fixed by a positive pen chuck on the top surface of the converter main body; the negative pen of the digital multimeter is clamped and fixed by a negative pen chuck on the top surface of the converter main body;
The circuit main body of the thick film hybrid integrated circuit is horizontally arranged in a circuit main body bearing area on the top surface of the bottom plate of the jig; the three electric connection components of tool bottom plate top surface include: the circuit comprises a first electric connection component, a second electric connection component and a third electric connection component, wherein the first electric connection component is pressed on a detected point A on the top surface of a circuit main body by a conductive voltage pin, the second electric connection component is pressed on a detected point B on the top surface of the circuit main body by a conductive voltage pin, and the third electric connection component is pressed on a detected point C on the top surface of the circuit main body by a conductive voltage pin; the top end of the voltage conducting pin of the first electric connection assembly is electrically connected with a detection terminal A on the top surface of the converter main body through a first electric wire; the top end of the voltage conducting pin of the second electric connection assembly is electrically connected with a detection terminal B on the top surface of the converter main body through a second electric wire; the top end of the conductive pressing pin of the third electric connection assembly is electrically connected with the detection terminal C on the top surface of the converter main body through a third electric wire.
2. The on-line resistance measurement system of claim 1, wherein the measurement jig further comprises: an insulating pad attached to the circuit main body bearing area; and the circuit main body of the thick film hybrid integrated circuit is horizontally arranged on the insulating pad of the circuit main body bearing area on the top surface of the bottom plate of the jig.
3. The on-line resistance measurement system of claim 1, wherein the measurement jig further comprises: the pair of converter body fixing clamps are arranged in the middle of the top surface of the jig bottom plate and positioned at the front side and the rear side of the converter body bearing area; and the front and rear ends of the converter body are fixed by a pair of converter body fixing jigs on the front and rear sides of the converter body carrying area.
4. The on-line resistance measurement system of claim 1, wherein the measurement jig further comprises: the universal meter main body fixing clamps are arranged on the right side of the top surface of the jig bottom plate and positioned on the front side and the rear side of the universal meter main body bearing area; and the front and rear ends of the multimeter main body are fixed by a pair of multimeter main body fixing clamps on the front and rear sides of the multimeter main body bearing area.
5. The on-line resistance measurement system of claim 1, wherein the electrical connection assembly further comprises: a handle arranged on the telescopic rod.
6. The on-line resistance measurement system of claim 1, wherein the positive stylus cartridge is welded to the positive stylus access end and the negative stylus cartridge is welded to the negative stylus access end.
7. The on-line resistance measuring system according to claim 1, wherein both ends of the first wire are welded and fixed to the detection terminal a of the top surface of the converter body and the tip of the voltage conducting pin of the first electrical connection assembly, respectively.
8. The on-line resistance measuring system according to claim 1, wherein both ends of the second wire are welded and fixed to the detection terminal B of the top surface of the converter body and the tip of the voltage conducting pin of the second electrical connection assembly, respectively.
9. The on-line resistance measuring system according to claim 1, wherein both ends of the third wire are welded and fixed to the detection terminal C of the top surface of the converter body and the top end of the conductive pin of the third electrical connection assembly, respectively.
10. The on-line resistance measurement system of claim 1, wherein the first, second, and third wires are all telescoping wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322382585.5U CN220855030U (en) | 2023-09-04 | 2023-09-04 | Online resistance measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322382585.5U CN220855030U (en) | 2023-09-04 | 2023-09-04 | Online resistance measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220855030U true CN220855030U (en) | 2024-04-26 |
Family
ID=90782018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322382585.5U Active CN220855030U (en) | 2023-09-04 | 2023-09-04 | Online resistance measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220855030U (en) |
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2023
- 2023-09-04 CN CN202322382585.5U patent/CN220855030U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |