CN214122341U - Rod position detector testing device and rod position detector tester - Google Patents
Rod position detector testing device and rod position detector tester Download PDFInfo
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- CN214122341U CN214122341U CN202022932517.8U CN202022932517U CN214122341U CN 214122341 U CN214122341 U CN 214122341U CN 202022932517 U CN202022932517 U CN 202022932517U CN 214122341 U CN214122341 U CN 214122341U
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Abstract
The application discloses a rod position detector testing device and a rod position detector tester, wherein the rod position detector testing device comprises a data acquisition module, a logic control module, a power supply module, an insulation measuring module, a resistance measuring module and an upper computer; the data acquisition module is respectively connected with the upper computer and the logic control module and is used for converting a control instruction of the upper computer and sending the control instruction to the logic control module; the logic control module is connected with a coil of the rod position detector to be detected and used for carrying out gating control on the relay array according to the received control instruction; the insulation measuring module is used for measuring the insulation value of the coil of the rod position detector to be measured and sending the insulation value to the data acquisition module; the resistance measuring module is used for measuring the resistance value of the coil of the rod position detector to be measured and sending the resistance value to the data acquisition module; the data acquisition module sends the insulation value and the resistance value to an upper computer; the power supply module supplies power to the logic control module, the insulation measurement module and the resistance measurement module.
Description
Technical Field
The application relates to the technical field of nuclear power station testing, in particular to a rod position detector testing device and a rod position detector tester.
Background
During the nuclear power station maintenance, technical personnel need to measure the insulation value and the resistance value of a rod position detector coil in a rod position control system and verify whether the technical indexes meet the design requirements. At present, the method mainly adopted is as follows: during testing, the testing end points are connected out of the coil and then connected to measuring equipment through the testing end points, so that the insulation value and the resistance value of the coil are measured. Because the number of coils of the rod position detector to be tested is large, and the installation position is special, technical personnel adopt the method for directly connecting the measuring equipment after the testing end point is connected from the coils, the operation is complex, the workload is large, the efficiency is low, and certain safety risk exists.
Patent No. ZL201320707913.8 provides a special test system for a rod position detector, which includes: the connector is connected with the test box through a test cable; the connector is connected to the insulated switch group through the connecting terminal through a test cable; then connecting to an insulation test terminal; the insulation test end is connected with insulation measuring equipment; the connector is connected to the resistance switch group through the connecting terminal through a test cable; then connecting to a resistance test end; the resistance test end is connected with resistance measuring equipment. When the test system is used for measurement, the insulation switch group or the resistance switch group needs to be manually rotated to realize switching conduction with the rod position detector coil, and a tester respectively and manually reads and records the insulation value and the resistance value of each coil. After long-term use, the contact of the switch group is abraded, the contact resistance in a channel is increased, a new measurement error is introduced, and a test result is wrong when the measurement error is serious.
Disclosure of Invention
The object of the present application is to solve at least to some extent one of the above mentioned technical problems.
Therefore, the first purpose of this application is to provide a rod position detector testing device, convenient operation improves efficiency of software testing and rate of accuracy, safe and reliable.
A second object of the present application is to provide a rod position detector tester.
In order to achieve the above object, an embodiment of the first aspect of the present application provides a rod position detector testing apparatus, which includes a data acquisition module, a logic control module, a power supply module, an insulation measurement module, a resistance measurement module, and an upper computer;
the data acquisition module is respectively connected with the upper computer and the logic control module, and is used for converting a control instruction of the upper computer and sending the control instruction to the logic control module;
the logic control module is composed of a relay array, one end of the logic control module is connected with a coil of the rod position detector to be detected, the other end of the logic control module is connected with the data acquisition module, and the logic control module is used for carrying out gating control on the relay array according to a received control instruction;
the insulation measuring module is connected with the data acquisition module and used for measuring the insulation value of the coil of the rod position detector to be measured and sending the insulation value to the data acquisition module;
the resistance measuring module is connected with the data acquisition module and used for measuring the resistance value of the coil of the rod position detector to be measured and sending the resistance value to the data acquisition module;
the data acquisition module is also used for sending the insulation value and the resistance value to the upper computer;
the power supply module is respectively connected with the logic control module, the insulation measurement module and the resistance measurement module and is used for supplying power to the logic control module, the insulation measurement module and the resistance measurement module.
Optionally, the power supply module includes a first power supply circuit, a second power supply circuit and a third power supply circuit,
the first power supply circuit is used for converting externally input AC220V into DC5V and supplying power to the logic control module;
the second power supply circuit is used for converting externally input AC220V into DC9V and supplying power to the resistance measurement module;
the third power supply circuit is used for isolating the externally input AC220V and supplying power to the insulation measurement module.
Optionally, the relay array is composed of 22 relay modules.
Optionally, the relay module includes a gating switch, a relay, and a diode, the relay is connected in parallel with the diode, and the gating switch is configured to be turned on or off according to the control instruction.
Optionally, one end of the relay module is connected with the output end of the data acquisition module, and the other end of the relay module is connected with the coil of the rod position detector to be detected.
Optionally, the upper computer is used for analyzing the insulation value and the resistance value uploaded by the data acquisition module and generating a report.
The rod position detector testing device provided by the embodiment of the application automatically acquires test data by executing a test program in the upper computer, automatically analyzes the test data and generates a report, realizes the measurement of the insulation value and the resistance value of the coil of the rod position detector, can avoid human errors caused by manual measurement, recording and data processing, is convenient to operate, effectively improves the testing efficiency and the accuracy, and is safe and reliable.
In order to achieve the above object, a second embodiment of the present application provides a rod position detector tester, including a housing and a testing device, where the testing device is installed in a cavity formed by the housing;
the shell comprises an upper panel, the upper panel is provided with a load interface, a power interface, a data interface, a power switch and a safety, the load interface is connected with a coil of the rod position detector to be detected, the power interface is connected with an external power supply, and the data interface is connected with an upper computer;
the testing equipment comprises a concentrator, a universal meter, an insulation meter, a control circuit and a relay array, wherein the concentrator is connected with the universal meter through a first data line, is connected with the insulation meter through a second data line, and is connected with the control circuit through a third data line, and the control circuit is connected with the relay array.
Optionally, the power interface is connected with the positive electrode and the negative electrode of the power supply of the multimeter through the first connector, and the power interface is connected with the negative electrode of the insulation meter.
Optionally, the power interface is connected to the power switch through a fuse, and the power switch is connected to the positive electrode of the insulation meter.
Optionally, the multimeter and the insulation meter are connected to the load interface via a second connector.
Optionally, the upper panel is further provided with a resistance testing hole and an insulation testing hole, the resistance testing hole is connected with the universal meter through a second connector, and the insulation testing hole is connected with the insulation meter through the second connector.
Optionally, the relay array is composed of 22 relay modules, one end of each relay module is connected with the control circuit through a third connector, and the other end of each relay module is connected with the coil of the rod position detector to be detected.
Optionally, the load interface is connected to the rod position detector coil to be detected through a fourth connector, the rod position detector coil to be detected includes a secondary coil, a primary coil and an auxiliary coil, and the secondary coil includes five connecting ends.
Optionally, the relay module includes a gating switch, a relay and a diode, the relay is connected in parallel with the diode, and the gating switch is turned on or off to test different types of coils of the rod position detector to be tested.
The rod position detector tester provided by the embodiment of the application automatically acquires test data by executing a test program in an upper computer, automatically analyzes the test data and generates a report, realizes the measurement of the insulation value and the resistance value of the rod position detector coil, can avoid human errors caused by manual measurement, recording and data processing, is convenient to operate, effectively improves the test efficiency and the accuracy, and is safe and reliable.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a rod position detector testing device according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a rod position detector testing apparatus according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a rod position detector testing device according to another embodiment of the present application;
FIG. 4 is a schematic diagram of a rod position detector tester according to an embodiment of the present application;
FIG. 5 is a schematic diagram of the internal structure of the test apparatus according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of a relay array according to an embodiment of the present application.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The present invention is described in further detail below with reference to specific examples, which are not to be construed as limiting the scope of the invention as claimed.
The rod position detector testing apparatus and the rod position detector tester according to the embodiments of the present application are described below with reference to the drawings.
FIG. 1 is a schematic structural diagram of a rod position detector testing device according to an embodiment of the present application.
As shown in fig. 1, the rod position detector testing device includes a data acquisition module 100, a logic control module 200, a power supply module 300, an insulation measurement module 400, a resistance measurement module 500, and an upper computer 600.
The data acquisition module 100 is respectively connected with the logic control module 200 and the upper computer 600. The data acquisition module 100 is configured to convert the control instruction of the upper computer 600 and send the control instruction to the logic control module 200.
The logic control module 200 is comprised of an array of relays. One end of the logic control module 200 is connected to the rod position detector coil 700 to be detected, and the other end of the logic control module 200 is connected to the data acquisition module 100. The logic control module 200 is configured to perform gating control on the relay array according to the received control instruction. The rod position detector coil 700 to be measured may include a secondary coil, a primary coil, and an auxiliary coil. The secondary coil further includes coil a, coil B, coil C, coil D, and coil E. This application can be according to the type of the stick position detector coil that awaits measuring, selects the relay in the relay array through control command, like the relay array that 22 relays constitute, selects wherein the relay intercommunication of serial number 1, 5, 6, 8, and other relay disconnection, realize coil A's test. And if other coils are to be measured, the relays corresponding to the coils can be selected to communicate.
The insulation measuring module 400 is connected to the data collecting module 100, and is configured to measure an insulation value of the rod position detector coil 700 to be measured, and send the insulation value to the data collecting module 100.
The resistance measuring module 500 is connected to the data collecting module 100, and is configured to measure a resistance value of the rod position detector coil 700 to be measured, and send the resistance value to the data collecting module 100.
The data acquisition module 100 is further configured to send the insulation value and the resistance value to the upper computer 600.
The upper computer 600 is used for analyzing the insulation value and the resistance value uploaded by the data acquisition module 100 and generating a report. The upper computer 600 is used for automatically analyzing the test data and generating reports, so that the manual work of recording, processing and arranging a large number of data and reports is replaced, the test efficiency and accuracy are improved, and meanwhile, the possible human errors in the data processing and recording process are effectively avoided.
The power supply module 300 is respectively connected to the logic control module 200, the insulation measurement module 400, and the resistance measurement module 500, and is configured to supply power to the logic control module 200, the insulation measurement module 400, and the resistance measurement module 500.
In one embodiment of the present application, as shown in fig. 2, the relay array is made up of 22 relay modules 210.
The relay module 210 includes a gate switch 211, a relay 212, and a diode 213, the relay 212 and the diode 213 are connected in parallel, and the gate switch 211 is configured to be closed or opened according to a control command. That is, whether the relay module 210 is connected to the test path or not needs to be controlled by closing or opening the gate switch 211.
One end of the relay module 210 is connected to the output end of the data acquisition module 100, and the other end of the relay module 210 is connected to the coil 700 of the rod position detector to be detected.
In one embodiment of the present application, as shown in fig. 3, the power supply module 300 includes a first power supply circuit 310, a second power supply circuit 320 and a third power supply circuit 330,
the first power supply circuit 310 is used for converting externally input AC220V into DC5V and supplying power 200 to the logic control module; the second power supply circuit 320 is used for converting externally input AC220V into DC9V to supply power to the resistance measurement module 500; the third power supply circuit 330 is used to isolate the externally input AC220V and supply power to the insulation measurement module 400.
The rod position detector testing device provided by the embodiment of the application automatically acquires test data by executing a test program in the upper computer, automatically analyzes the test data and generates a report, realizes the measurement of the insulation value and the resistance value of the coil of the rod position detector, can avoid human errors caused by manual measurement, recording and data processing, is convenient to operate, effectively improves the testing efficiency and the accuracy, and is safe and reliable.
In order to realize the embodiment, the application also provides a rod position detector tester.
As shown in fig. 4-6, the rod position detector tester includes a housing 41 and a test device 42.
The test device 42 is mounted in a cavity formed by the housing 41 (the test device 42 is embedded in the housing 41 and not shown in the figure). For example, the rod position detector tester is designed to be portable, and the housing 41 is designed to be a standard protective box made of aluminum alloy. The test equipment 42 is flush mounted into the enclosure.
As shown in fig. 4, the housing 41 includes a top panel 411, and the top panel 411 is provided with a load interface 4111, a power interface 4112, a data interface 4113, and a power switch 4114. The load interface 4111 may be a 19-pin aviation interface, which is connected to the coil of the rod position detector to be tested. The power interface 4112 may be a 5-pin interface that connects to an external power source. The data interface 4113 may be a USB interface, which is connected to an upper computer.
As shown in fig. 5 and 6, the test equipment 42 includes a hub 421, a multimeter 422, an insulation meter 423, a control circuit 424, and a relay array 425. The hub 421 is connected to the multimeter 422 through a first data line, which may be a USB revolution RS232 revolution data line. The hub 421 is connected to the insulation table 423 through a second data line, which may be a data line of a USB revolution RS232 bus. The hub 421 is connected to the control circuit 424 through a third data line, which may be a USB male a to USB male B data line. A data interface 4113 may be disposed on the hub 421, which is connected to the upper computer through a data line of USB dual male connector a.
The control circuit 424 is connected to a relay array 425.
The top panel 411 may also be provided with a safety 44. The power interface 4112 is connected to a power switch 4114 through a fuse 44, and the power switch 4114 is connected to the positive electrode of the insulation gauge 423.
The relay array 425 is composed of 22 relay modules 4251, one end of each relay module 4251 is connected with the control circuit 424 through the third connector 46, and the other end of each relay module 4251 is connected with a coil of the rod position detector to be detected. Wherein the third connector may be a 25 pin adapter. Taking fig. 6 as an example for explanation, the positive electrodes of the five relay modules in the first row are respectively labeled as DO1, DO3, DO5, DO7 and DO9, and then they respectively correspond to pins DO1, DO3, DO5, DO7 and DO9 of the control circuit 424. Again, for example, the anodes of the three relays in the last row are all labeled DO0, and they are all connected to the DO0 pin of the control circuit 424. It should be understood that the arrangement of the relay arrays described above is merely an example.
The load port 4111 is connected to the coil of the rod position detector to be tested via a fourth connector 47 (not shown). The coil of the rod position detector to be detected comprises a secondary coil, a primary coil and an auxiliary coil. Wherein the secondary coil includes five connection ends. The fourth connector 47 may be a 19-pin to 19-pin adapter.
Further, the relay module includes a gate switch, a relay, and a diode. The relay is connected with the diode in parallel, and the gating switch is switched on or switched off to test the coils of the rod position detectors to be tested in different types.
For example, assume that the primary coil has pins connected to DO5 and DO29, and the auxiliary coil has pins connected to DO7 and DO 31. The secondary coil comprises a coil A, a coil B, a coil C, a coil D and a coil E, wherein pins connected with the coil A are DO9 and DO29, pins connected with the coil B are DO9 and DO29, pins connected with the coil C are DO9 and DO29, pins connected with the coil D are DO9 and DO29, and pins connected with the coil E are DO9 and DO 29. If testing of the primary coil is required, the test can be performed by closing K1, K2, K5, K6.
The top panel 411 is further provided with a resistance test hole 4115 and an insulation test hole 4116. Resistance test port 4115 includes a positive port and a negative port that are connected to multimeter 422 via second connector 45. The insulation test hole 4116 also includes a positive electrode hole and a negative electrode hole, which are connected to the insulation gauge 423 through the second connector 45.
The rod position detector tester provided by the embodiment of the application automatically acquires test data by executing a test program in an upper computer, automatically analyzes the test data and generates a report, realizes the measurement of the insulation value and the resistance value of the rod position detector coil, can avoid human errors caused by manual measurement, recording and data processing, is convenient to operate, effectively improves the test efficiency and the accuracy, and is safe and reliable.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It should be noted that in the description of the present specification, reference to the description of the term "one embodiment", "some embodiments", "example", "specific example", or "some examples", etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Claims (14)
1. The rod position detector testing device is characterized by comprising a data acquisition module, a logic control module, a power supply module, an insulation measuring module, a resistance measuring module and an upper computer;
the data acquisition module is respectively connected with the upper computer and the logic control module, and is used for converting a control instruction of the upper computer and sending the control instruction to the logic control module;
the logic control module is composed of a relay array, one end of the logic control module is connected with a coil of the rod position detector to be detected, the other end of the logic control module is connected with the data acquisition module, and the logic control module is used for carrying out gating control on the relay array according to a received control instruction;
the insulation measuring module is connected with the data acquisition module and used for measuring the insulation value of the coil of the rod position detector to be measured and sending the insulation value to the data acquisition module;
the resistance measuring module is connected with the data acquisition module and used for measuring the resistance value of the coil of the rod position detector to be measured and sending the resistance value to the data acquisition module;
the data acquisition module is also used for sending the insulation value and the resistance value to the upper computer;
the power supply module is respectively connected with the logic control module, the insulation measurement module and the resistance measurement module and is used for supplying power to the logic control module, the insulation measurement module and the resistance measurement module.
2. The rod position detector testing device of claim 1, wherein the power supply module comprises a first power supply circuit, a second power supply circuit, and a third power supply circuit,
the first power supply circuit is used for converting externally input AC220V into DC5V and supplying power to the logic control module;
the second power supply circuit is used for converting externally input AC220V into DC9V and supplying power to the resistance measurement module;
the third power supply circuit is used for isolating the externally input AC220V and supplying power to the insulation measurement module.
3. The rod position detector testing apparatus of claim 1, wherein the relay array is comprised of 22 relay modules.
4. The rod position detector testing device of claim 3, wherein the relay module comprises a gating switch, a relay and a diode, the relay and the diode are connected in parallel, and the gating switch is used for being closed or opened according to the control instruction.
5. The rod position detector testing device of claim 3, wherein one end of the relay module is connected with the output end of the data acquisition module, and the other end of the relay module is connected with the coil of the rod position detector to be tested.
6. The rod position detector testing device according to claim 1, wherein the upper computer is used for analyzing the insulation value and the resistance value uploaded by the data acquisition module and generating a report.
7. A rod position detector tester is characterized by comprising a shell and a testing device,
the test equipment is arranged in a cavity formed by the shell;
the shell comprises an upper panel, the upper panel is provided with a load interface, a power interface, a data interface, a power switch and a safety, the load interface is connected with a coil of the rod position detector to be detected, the power interface is connected with an external power supply, and the data interface is connected with an upper computer;
the testing equipment comprises a concentrator, a universal meter, an insulation meter, a control circuit and a relay array, wherein the concentrator is connected with the universal meter through a first data line, is connected with the insulation meter through a second data line, and is connected with the control circuit through a third data line, and the control circuit is connected with the relay array.
8. The rod position detector tester of claim 7, wherein the power interface is connected to the positive and negative poles of the power supply of the multimeter via a first connector, and the power interface is connected to the negative pole of the insulation meter.
9. The rod position detector tester of claim 7, wherein the power interface is connected to the power switch through a fuse, the power switch being connected to the positive pole of the insulation gauge.
10. The rod position detector tester of claim 7, wherein said multimeter and said insulation gauge are connected to said load interface by a second connector.
11. The rod position detector tester as recited in claim 7, wherein the top panel further comprises a resistance test hole and an insulation test hole, the resistance test hole is connected to the multimeter through a second connector, and the insulation test hole is connected to the insulation meter through a second connector.
12. The rod position detector tester of claim 7 wherein the relay array is comprised of 22 relay modules, one end of each relay module being connected to the control circuit via a third connector, the other end of each relay module being connected to the coil of the rod position detector under test.
13. The rod position detector tester of claim 7, wherein the load interface is connected to the rod position detector coil under test via a fourth connector, the rod position detector coil under test comprising a secondary coil, a primary coil, and an auxiliary coil, wherein the secondary coil comprises five connections.
14. The rod position detector tester of claim 12, wherein the relay module comprises a gate switch, a relay and a diode, the relay and the diode being connected in parallel, the gate switch enabling testing of different types of rod position detector coils to be tested by being closed or opened.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022932517.8U CN214122341U (en) | 2020-12-09 | 2020-12-09 | Rod position detector testing device and rod position detector tester |
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| CN202022932517.8U CN214122341U (en) | 2020-12-09 | 2020-12-09 | Rod position detector testing device and rod position detector tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877799A (en) * | 2022-04-21 | 2022-08-09 | 山东核电设备制造有限公司 | Method and system for automatically testing multi-core cable and coil of rod position detector |
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2020
- 2020-12-09 CN CN202022932517.8U patent/CN214122341U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114877799A (en) * | 2022-04-21 | 2022-08-09 | 山东核电设备制造有限公司 | Method and system for automatically testing multi-core cable and coil of rod position detector |
| CN114877799B (en) * | 2022-04-21 | 2024-05-17 | 山东核电设备制造有限公司 | Automatic testing method and system for multi-core cable and coil of rod position detector |
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