Insulation monitoring device testing device
By designing an insulation monitoring device test apparatus that includes a CATⅢ 1000V safety banana socket and a position indicator nameplate, the problem of inaccurate insulation resistance measurement was solved, and insulation monitoring with improved accuracy and portability was achieved.
Patent Information
- Application Number
- CN202423225253.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2026-01-09
- Estimated Expiration
- 2034-12-26
AI Technical Summary
The existing JJY-1 insulation monitoring instrument for ships is inaccurate in measuring insulation resistance, resulting in low insulation levels that are not known to operators, thus damaging the equipment.
Design an insulation monitoring device test apparatus, including a CATⅢ 1000V safety banana plug, a position indicator nameplate and a band switch. By rotating the band switch, different resistance values can be selected to simulate insulation resistance, and the connected resistance value can be accurately selected for testing.
It improves the accuracy and reliability of insulation resistance measurement, avoids the inconvenience of testing caused by large size, and achieves portability and improved accuracy.
Smart Images
Figure CN223784390U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the application field of warship insulation monitoring device alarm test and test, especially relates to an insulation monitoring device test device. BACKGROUND
[0002] At present, the warship JJY-1 insulation monitor mainly comprises a host computer, a main conversion box, a mobile conversion box and various branch load leakage current sensors, all function operations can be carried out on the host computer panel, the host computer mainly comprises a central processing unit, a coded signal generator and a sensor signal processor, a multi-signal power supply component, an isolation amplifier, a relay unit and an operation display alarm unit and other functional modules, the converter mainly completes signal acquisition of the branch, fault positioning judgment and other functions, the front and rear host computers and the converter are interconnected through 485 communication, in order to better test the accuracy of the device for insulation resistance measurement, it is necessary to simulate fixed resistance value for the insulation resistance value of each branch, and the insulation value measurement is not accurate, which causes low equipment insulation but the operator is unaware, and the equipment is damaged. SUMMARY
[0003] The utility model discloses a kind of insulation monitoring device test devices for testing JJY-1 insulation monitor insulation low alarm;Easy to carry, precision improves, reliable insulation monitoring device test device of measurement.
[0004] The utility model discloses the technical scheme that the above-mentioned purpose is achieved: a kind of insulation monitoring device test device, including two CAT III 1000V safety type banana socket for connecting matching cable (1), gear indicating nameplate (3), wave band switch (4) and device body (5), two CAT III 1000V safety type banana socket for connecting matching cable (1) one end is connected on device body (5), the other end is respectively connected on the cable terminal of branch cable to be measured and ground terminal, gear indicating nameplate (3) and wave band switch (4) are respectively installed on device body (5), by rotating wave band switch (4), select the resistance resistance value corresponding on gear indicating nameplate (3), and then select the resistance resistance value of analog insulation accessed, test is carried out.
[0005] The resistance resistance value corresponding on gear indicating nameplate (3) is respectively five gears of 5 KΩ, 10 KΩ, 25 KΩ, 55 KΩ and 65 KΩ, and five gears are selected by rotating wave band switch (4).
[0006] The utility model discloses a kind of insulation monitoring device test devices for testing JJY-1 insulation monitor insulation low alarm;Resistance value is accurate, easy to carry;Precision improves, reliable measurement;When simulating different resistance insulation resistance, precision improves, avoid because volume is relatively large and lead to inconvenient test. BRIEF DESCRIPTION OF DRAWINGS
[0007] Figure 1 is a front view of the utility model of an insulation monitoring device test device.
[0008] Figure 2 is a side view of the utility model of an insulation monitoring device test device.
[0009] In the figure: 1, CAT III 1000V safety type banana socket for connecting matching cable, 2, fixing screw, 3, gear indication nameplate, 4, waveband switch, 5, device body. DETAILED DESCRIPTION
[0010] As shown in Figure 1 and Figure 2 , the insulation monitoring device test device includes two CAT III 1000V safety type banana sockets for connecting matching cable 1, gear indication nameplate 3, waveband switch 4 and device body 5, one end of the two CAT III 1000V safety type banana sockets for connecting matching cable 1 is connected to the device body 5, the other end is respectively connected to the cable terminal of the branch line to be measured and the grounding terminal, the gear indication nameplate 3 and the waveband switch 4 are respectively installed on the device body 5, by rotating the waveband switch 4, the corresponding resistance value on the gear indication nameplate 3 is selected, and then the resistance value of the simulated insulation is selected for access to carry out the test, the corresponding resistance value on the gear indication nameplate 3 is respectively five gears of 5KΩ, 10KΩ, 25KΩ, 55KΩ and 65KΩ, five gears are selected by rotating the waveband switch 4, the device body 5 is connected and fixed by the fixing screw 2, in the actual simulation of low insulation process, the insulation value that wants to simulate is selected according to the gear of the waveband switch 4, one of the CAT III 1000V safety type banana sockets for connecting matching cable 1 is clamped on the bus bar of the branch line to be measured by using the head alligator clip, the other head alligator clip is clamped on the grounding terminal, by rotating the waveband switch 4, the gear on the gear indication nameplate 3 is selected, the operator can carry the device body 5 by hand, the utility model of the insulation monitoring device test device improves the precision when simulating different resistance insulation resistors, is reliable in measurement, and avoids the inconvenience of test caused by large size.
Claims
1. An insulation monitoring device test device, characterized by: Including two CAT III 1000V safety type banana socket for connecting matching cable (1), gear indication nameplate (3), wave band switch (4) and device body (5), the two CAT III 1000V safety type banana socket for connecting matching cable (1) one end is connected on the device body (5), the other end is connected on the to-be-measured branch cable terminal and ground terminal respectively, the gear indication nameplate (3) and wave band switch (4) are installed on the device body (5) respectively, by rotating wave band switch (4), the corresponding resistance value on gear indication nameplate (3) is selected, and then the resistance value of the analog insulation accessed is selected, and the test is carried out.
2. An insulation monitoring device test device according to claim 1, characterized in that The corresponding resistance value on the gear indication nameplate (3) is 5 KΩ, 10 KΩ, 25 KΩ, 55 KΩ and 65 KΩ five gears respectively, and the five gears are selected by rotating wave band switch (4).