CN112505370A - Electron conversion auxiliary contact detection device - Google Patents
Electron conversion auxiliary contact detection device Download PDFInfo
- Publication number
- CN112505370A CN112505370A CN202011431005.1A CN202011431005A CN112505370A CN 112505370 A CN112505370 A CN 112505370A CN 202011431005 A CN202011431005 A CN 202011431005A CN 112505370 A CN112505370 A CN 112505370A
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- CN
- China
- Prior art keywords
- circuit board
- board assembly
- power supply
- positive pole
- auxiliary contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
The invention provides an electronic conversion auxiliary contact detection device; the circuit board assembly comprises a circuit board assembly, wherein the positive pole of a power interface of the circuit board assembly is connected with the positive pole of a power supply, the negative pole of the circuit board assembly is connected with the positive pole of the power supply through an analog coil and an auxiliary conversion contact, and a switch is arranged on a connecting line of the positive pole of the power interface of the circuit board assembly and the positive pole of the power supply. The invention detects the electronic conversion auxiliary contact through the detection clamp, solves the problems of complicated detection method, low detection precision and difficult operation of operators of the electronic conversion auxiliary contact arranged in the double coils, and improves the detection precision and the detection efficiency of the electronic conversion auxiliary contact.
Description
Technical Field
The invention relates to an electronic conversion auxiliary contact detection device.
Background
The contactor with the double-coil structure with the coil auxiliary points can cause carbide to be gathered on the surface of a contact point when the contactor works for a long time, so that the work of a product is abnormal; the existing method is to replace the traditional mechanical auxiliary point by an electronic conversion auxiliary point, so as to prevent the contact surface of the contactor from carbonizing.
The general electronic conversion auxiliary contact is mainly formed by electrically combining structures (devices) such as a printed circuit board, a resistor, a capacitor, a diode and the like. Before the electronic conversion auxiliary contact is installed in a contactor product, the function detection of the electronic conversion auxiliary contact is needed, the detection method is adopted at present, the process is complicated, detection tools are scattered, manual wiring is needed, the operability is poor, and the detection precision is not high enough.
Disclosure of Invention
In order to solve the technical problem, the invention provides an electronic conversion auxiliary contact detection device.
The invention is realized by the following technical scheme.
The invention provides an electronic conversion auxiliary contact detection device; the circuit board assembly comprises a circuit board assembly, wherein the positive pole of a power interface of the circuit board assembly is connected with the positive pole of a power supply, the negative pole of the circuit board assembly is connected with the positive pole of the power supply through an analog coil and an auxiliary conversion contact, and a switch is arranged on a connecting line of the positive pole of the power interface of the circuit board assembly and the positive pole of the power supply.
And a current clamp is also arranged on a connecting line between the positive electrode of the power interface of the circuit board assembly and the positive electrode of the power supply, and the current clamp is connected with an oscilloscope.
And the positive end and the negative end of the analog coil and the auxiliary conversion contact are respectively connected with the positive electrode and the negative electrode of the power supply.
And MID ends of the analog coil and the auxiliary conversion contact are connected with an MID interface of the circuit board assembly.
The power supply is a 30V direct current power supply.
The invention has the beneficial effects that: the electronic conversion auxiliary contact is detected through the detection clamp, the problems that the detection method of the electronic conversion auxiliary contact arranged in the double coils is complicated, the detection precision is low, and an operator is not easy to operate are solved, and the detection precision and the detection efficiency of the electronic conversion auxiliary contact are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
An electronic switching auxiliary contact detecting device; the circuit board assembly comprises a circuit board assembly, wherein the positive pole of a power interface of the circuit board assembly is connected with the positive pole of a power supply, the negative pole of the circuit board assembly is connected with the positive pole of the power supply through an analog coil and an auxiliary conversion contact, and a switch is arranged on a connecting line of the positive pole of the power interface of the circuit board assembly and the positive pole of the power supply.
And a current clamp is also arranged on a connecting line between the positive electrode of the power interface of the circuit board assembly and the positive electrode of the power supply, and the current clamp is connected with an oscilloscope.
And the positive end and the negative end of the analog coil and the auxiliary conversion contact are respectively connected with the positive electrode and the negative electrode of the power supply.
And MID ends of the analog coil and the auxiliary conversion contact are connected with an MID interface of the circuit board assembly.
The power supply is a 30V direct current power supply.
Claims (5)
1. An electronic switching auxiliary contact detection device, characterized in that: the circuit board assembly comprises a circuit board assembly, wherein the positive pole of a power interface of the circuit board assembly is connected with the positive pole of a power supply, the negative pole of the circuit board assembly is connected with the positive pole of the power supply through an analog coil and an auxiliary conversion contact, and a switch is arranged on a connecting line of the positive pole of the power interface of the circuit board assembly and the positive pole of the power supply.
2. The electronic transfer auxiliary contact detection apparatus of claim 1, wherein: and a current clamp is also arranged on a connecting line between the positive electrode of the power interface of the circuit board assembly and the positive electrode of the power supply, and the current clamp is connected with an oscilloscope.
3. The electronic transfer auxiliary contact detection apparatus of claim 1, wherein: and the positive end and the negative end of the analog coil and the auxiliary conversion contact are respectively connected with the positive electrode and the negative electrode of the power supply.
4. The electronic transfer auxiliary contact detection apparatus of claim 1, wherein: and MID ends of the analog coil and the auxiliary conversion contact are connected with an MID interface of the circuit board assembly.
5. The electronic transfer auxiliary contact detection apparatus of claim 1, wherein: the power supply is a 30V direct current power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431005.1A CN112505370A (en) | 2020-12-09 | 2020-12-09 | Electron conversion auxiliary contact detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011431005.1A CN112505370A (en) | 2020-12-09 | 2020-12-09 | Electron conversion auxiliary contact detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112505370A true CN112505370A (en) | 2021-03-16 |
Family
ID=74970282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011431005.1A Pending CN112505370A (en) | 2020-12-09 | 2020-12-09 | Electron conversion auxiliary contact detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112505370A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102339677A (en) * | 2010-07-16 | 2012-02-01 | 泰科电子Amp有限责任公司 | Contact protectin circuit and high voltage relay comprising the same |
| CN206960614U (en) * | 2017-06-23 | 2018-02-02 | 西安中车永电捷通电气有限公司 | Contactor test device |
| CN210608675U (en) * | 2019-10-09 | 2020-05-22 | 广东核电合营有限公司 | Nuclear power station dual power supply switching control circuit, switching device and power supply system |
| CN111740277A (en) * | 2020-06-13 | 2020-10-02 | 台州携康电子有限公司 | Leakage protection plug |
-
2020
- 2020-12-09 CN CN202011431005.1A patent/CN112505370A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102339677A (en) * | 2010-07-16 | 2012-02-01 | 泰科电子Amp有限责任公司 | Contact protectin circuit and high voltage relay comprising the same |
| CN206960614U (en) * | 2017-06-23 | 2018-02-02 | 西安中车永电捷通电气有限公司 | Contactor test device |
| CN210608675U (en) * | 2019-10-09 | 2020-05-22 | 广东核电合营有限公司 | Nuclear power station dual power supply switching control circuit, switching device and power supply system |
| CN111740277A (en) * | 2020-06-13 | 2020-10-02 | 台州携康电子有限公司 | Leakage protection plug |
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