An operating life test system for the opening and closing coils of a GIS

Abstract

The present invention discloses an operating life test system for a GIS closing and opening coil, comprising: a test unit, a transmission unit and a control unit; the test module includes a protection and monitoring cover, a position sensor, a coil fixing table for fixing the closing and opening coil, a simulated load and an adjustable actuating component; the position sensor is arranged on the protection and monitoring cover and is used for recording the position data of the ejector rod of the closing and opening coil; the coil fixing table and the simulated load are both movably fixed on the test base, the adjustable actuating component is movably fixed on the simulated load, and the signal output end of the position sensor is connected to the signal input end of the control unit; the control end of the control unit is connected to the signal input end of the transmission unit; the control ends of the transmission unit are respectively connected to the enabling ends of the coil fixing table, the simulated load and the adjustable actuating component, so as to perform the operating life test of the closing and opening coil, accurately simulate the operating life test of the GIS closing and opening coil, with a reasonable and simple structure, and the test process is safe and reliable.

Description

Technical Field

[0001] The present invention relates to the technical field of opening and closing coil tests, and particularly relates to an operating life test system for GIS opening and closing coils. Background Art

[0002] Gas Insulated Switchgear (GIS) has the advantages of small floor area, high reliability, strong safety, and very little maintenance work. Since its appearance in the 1960s of the 20th century, it has occupied an important position in the power transmission and transformation system. The opening and closing coils used in GIS are used to drive a series of actions such as the movement of the ejector rod to complete the opening and closing actions of the circuit breaker, and are indispensable core components in GIS.

[0003] In practical applications, on the one hand, due to the lack of effective control over the process requirements, technical conditions, and quality control of the opening and closing coils themselves, and on the other hand, due to their long-term exposure to different working conditions such as temperature, humidity, salt spray, and vibration, insulation damage or rust jamming is likely to occur, resulting in faults such as the refusal of the opening and closing coils to operate, seriously threatening the safe and reliable operation of GIS equipment. In the existing technology, there is still a lack of research on the operating life test system for GIS opening and closing coils. Summary of the Invention

[0004] An embodiment of the present invention provides an operating life test system for GIS opening and closing coils, which can accurately simulate the working state of GIS opening and closing coils under actual working conditions and accurately simulate the operating life test of GIS opening and closing coils. The entire system structure is reasonably and simply arranged, and the test process is safe, convenient, and reliable.

[0005] An embodiment of the present invention provides an operating life test system for GIS opening and closing coils, including: a test unit, a transmission unit, and a control unit;

[0006] The test unit includes a test base and a test module; the test module includes a protection and monitoring cover, a position sensor, a coil fixing table for fixing the opening and closing coil, a simulated load, and an adjustable action component;

[0007] The position sensor is arranged on the protection and monitoring cover and is used to record the position data of the ejector rod supporting the opening and closing coil; the protection and monitoring cover is fixed on the test base, the coil fixing table and the simulated load are both movably fixed on the test base, and the protection and detection cover covers the upper part of the simulated load; the adjustable action component is movably fixed on the simulated load and is installed on one side of the simulated load close to the coil fixing table;

[0008] The signal output end of the position sensor is connected to the signal input end of the control unit; the control end of the control unit is connected to the signal input end of the transmission unit; the control ends of the transmission unit are all connected to the enabling ends of the coil fixing table, the analog load, and the adjustable moving component, so as to drive the coil fixing table, the analog load, and the adjustable moving component to move, and realize the action life test of the closing and opening coils.

[0009] As an improvement of the above solution, the test module further includes a coil fixing table track;

[0010] The coil fixing table track is fixed on the test base; the coil fixing table is installed on the coil fixing table track, so that the coil fixing table moves along the coil fixing table track.

[0011] As an improvement of the above solution, the test module further includes an analog load track;

[0012] The analog load track is fixed on the test base; the analog load is installed on the analog load track, so that the analog load moves along the analog load track.

[0013] As an improvement of the above solution, the test module further includes an adjustable moving component track;

[0014] The adjustable moving component track is vertically fixed on the analog load; the adjustable moving component is installed on the adjustable moving component track, so that the adjustable moving component moves up and down along the adjustable moving component track.

[0015] As an improvement of the above solution, the test module further includes an action button for the reset time, and the action button is arranged on the adjustable moving component.

[0016] As an improvement of the above solution, the system further includes a protective housing; the protective housing covers the outside of the test unit, the transmission unit, and the control unit.

[0017] As an improvement of the above solution, the protective housing is a transparent protective housing.

[0018] As an improvement of the above solution, limit devices are provided on both the coil fixing table track and the analog load track.

[0019] As an improvement of the above solution, the control unit is carried on a computer device terminal; the computer device terminal is also carried with an I / O interface and stores a computer program executed by the control unit for receiving data sent by the position sensor and sending control signals to the transmission unit.

[0020] Compared with the prior art, an operating life test system for a GIS closing and opening coil disclosed in an embodiment of the present invention has the following beneficial effects:

[0021] The operating life test system for the GIS closing and opening coil includes a test unit, a transmission unit, and a control unit; the test unit includes a test base and a test module; the test module includes a protection and monitoring cover, a position sensor, a coil fixing table for fixing the closing and opening coil, a simulated load, and an adjustable action component; the position sensor is arranged on the protection and monitoring cover and is used for recording the position data of the ejector rod matched with the closing and opening coil; the protection and monitoring cover is fixed on the test base, the coil fixing table and the simulated load are both movably fixed on the test base, and the protection and detection cover covers above the simulated load; the adjustable action component is movably fixed on the simulated load and is arranged on one side of the simulated load close to the coil fixing table; the signal output end of the position sensor is connected with the signal input end of the control unit; the control end of the control unit is connected with the signal input end of the transmission unit; the control ends of the transmission unit are respectively connected with the enabling ends of the coil fixing table, the simulated load, and the adjustable action component to drive the coil fixing table, the simulated load, and the adjustable action component to move, so as to perform the operating life test on the closing and opening coil.

[0022] By setting the coil fixing table, the closing and opening coil is fixed, and the transmission unit is controlled by the control unit to drive the coil fixing table to move to a specified position; by arranging the position sensor on the protection and monitoring cover, the horizontal and vertical position data of the ejector rod matched with the closing and opening coil are recorded; then, by connecting the control unit with the position sensor, the position data are received; then, after the control unit processes the position data, the simulated load and the adjustable action component are driven to move to the specified position by controlling the transmission unit, and the load value of the simulated load and the reset time of the adjustable action component are adjusted by the transmission unit; the control unit sets the number of operating life times and the action interval, and makes the closing and opening coil act to the set conditions by controlling the transmission unit. Thus, by constructing a test unit with a reasonable structure and by controlling the transmission unit through the control unit to test the closing and opening coil in the test unit, the whole test system accurately simulates the working state of the closing and opening coil under actual working conditions, which is beneficial to accurately complete the operating life data of the measured closing and opening coil, and further analyze and obtain the life prediction of the measured closing and opening coil under different environmental parameters and different test parameters. At the same time, the whole test system has a reasonable structure, and the test process is safe, convenient and reliable. Description of the Drawings

[0023] Figure 1 is a schematic structural diagram of an operating life test system for a GIS closing and opening coil provided by an embodiment of the present invention;

[0024] Figure 2 is a schematic structural diagram of a test unit provided by an embodiment of the present invention;

[0025] Figure 3 is a schematic diagram of the working principle of a GIS opening and closing coil operation life test system provided by an embodiment of the present invention. Specific embodiments

[0026] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0027] See Figure 1 , which is a schematic structural diagram of a GIS opening and closing coil operation life test system provided by an embodiment of the present invention, and see Figure 2 , which is a schematic structural diagram of a test unit provided by an embodiment of the present invention. The GIS opening and closing coil operation life test system includes: a test unit 1, a transmission unit 2, and a control unit 3;

[0028] The test unit 1 includes a test base 11 and a test module; the test module includes a protection and monitoring cover 12, a position sensor 18, a coil fixing table 13 for fixing the opening and closing coil, a simulation load 15, and an adjustable action component 16;

[0029] The position sensor 18 is arranged on the protection and monitoring cover 12 for recording the position data of the ejector rod matched with the opening and closing coil; the protection and monitoring cover 12 is fixed on the test base 11, the coil fixing table 13 and the simulation load 15 are movably fixed on the test base 11, and the protection and detection cover 12 covers above the simulation load 15; the adjustable action component 16 is movably fixed on the simulation load 15 and is installed on one side of the simulation load 15 close to the coil fixing table 13;

[0030] The signal output end of the position sensor 18 is connected to the signal input end of the control unit 3; the control end of the control unit 3 is connected to the signal input end of the transmission unit 2; the control ends of the transmission unit 2 are respectively connected to the enabling ends of the coil fixing table 13, the simulation load 15, and the adjustable action component 16 to drive the coil fixing table 13, the simulation load 15, and the adjustable action component 16 to move, so as to realize the operation life test of the opening and closing coil.

[0031] In a specific embodiment, by setting four test modules evenly distributed on the test base 11, the test efficiency can be effectively improved.

[0032] The on-off coil operation life test system for GIS provided by the embodiment of the present invention realizes the fixation of the on-off coil by setting a coil fixing table, and controls the driving unit through the control unit to drive the coil fixing table to move to a specified position; by setting a position sensor on the protection monitoring cover, the horizontal and vertical position data of the ejector rod matched with the on-off coil are recorded; then, by connecting the control unit with the position sensor, the position data is received; then, after the control unit processes the position data, the analog load and the adjustable action component are driven to move to the specified position by controlling the driving unit, and the load value of the analog load and the reset time of the adjustable action component are adjusted through the driving unit; the control unit sets the number of operation life times and the operation interval, and makes the on-off coil act to the set conditions by controlling the driving unit. Thus, by constructing a test unit with a reasonable structure and testing the on-off coil in the test unit through the control unit controlling the driving unit, the whole test system accurately simulates the working state of the on-off coil under actual working conditions, which is beneficial to accurately complete the operation life data of the measured on-off coil, and further analyze and obtain the life prediction of the measured on-off coil under different environmental parameters and different test parameters. At the same time, the whole test system has a reasonable structure, and the test process is safe, convenient and reliable.

[0033] In some embodiments, please refer to Figure 2 , the test module further includes a coil fixing table track 14;

[0034] The coil fixing table track 14 is fixed on the test base 11; the coil fixing table 13 is installed on the coil fixing table track 14, so that the coil fixing table 13 moves along the coil fixing table track 14.

[0035] Specifically, by setting the coil fixing table track 14, the coil fixing table 13 is fixed on the coil fixing table track 14 and can move along the coil fixing table track 14, ensuring the mobility of the coil fixing table 13. Furthermore, different-sized on-off coils can be fixed above the coil fixing table 13.

[0036] In some embodiments, please refer to Figure 2 , the test module further includes an analog load track 17;

[0037] The analog load track 17 is fixed on the test base 11; the analog load 15 is installed on the analog load track 17, so that the analog load 15 moves along the analog load track 17.

[0038] In some embodiments, refer to Figure 2 , the test module further includes an adjustable moving part track;

[0039] The adjustable moving part track is vertically fixed on the simulation load 15; the adjustable moving part 16 is installed on the adjustable moving part track, so that the adjustable moving part 16 moves up and down along the adjustable moving part track.

[0040] Specifically, by setting the simulation load track 17, the simulation load 15 is fixed on the simulation load track 17 and can move along the simulation load track 17, ensuring the mobility of the simulation load 15. By setting the adjustable moving part track, the adjustable moving part 16 is arranged at the front position of the simulation load and can move up and down along its own track, ensuring the mobility of the adjustable moving part 16. Among them, the simulation load 15 can vary the load size and is connected to the adjustable moving part 16 as its load. In the present invention, the control unit 3 controls the transmission unit 2 to adjust the load value of the simulation load 15.

[0041] In some embodiments, the test module further includes an action button for reset time, and the action button is arranged on the adjustable moving part 16. During the test process of the present invention, the ejector rod configured in the closing and opening coils strikes this action button.

[0042] Specifically, the adjustable moving part 16 is provided with a resetable action button, and the reset time is adjustable. In the present invention, the control unit 3 controls the transmission unit 2 to adjust the reset time of the adjustable moving part 16.

[0043] In some embodiments, to protect the entire test system and ensure the safety of the test process, the system further includes a protective housing; the protective housing covers the outside of the test unit 1, the transmission unit 2, and the control unit 3.

[0044] More specifically, the protective housing is a transparent protective housing.

[0045] In some embodiments, the system is arranged in a sealed box, and the box is provided with different environmental parameters for setting different test conditions, so as to realize the action life test of the closing and opening coils under different environmental parameters and different test parameters.

[0046] In some embodiments, limit devices are provided on both the coil fixing table track 14 and the simulation load track 17, so as to ensure that the coil fixing table 13 and the simulation load 15 remain in place during the test process.

[0047] In some embodiments, refer to Figure 3, which is a schematic diagram of the working principle of the operating life test system for GIS closing and opening coils provided by an embodiment of the present invention. The control unit 3 is mounted on the computer device terminal; the computer device terminal is also equipped with an I / O interface 31 and stores a computer program executed by the control unit 3 for receiving data sent by the position sensor 18 and sending control signals to the transmission unit 2.

[0048] Specifically, please refer to Figure 3 , the working principle of the operating life test system for GIS closing and opening coils is as follows:

[0049] The control unit receives external data input, where the external data includes the technical parameters of the closing and opening coil to be tested (including coil stroke data, rated load, and operating time data) and test parameters, and places the closing and opening coil to be tested in the coil fixing table and fixes it; the control unit drives the coil fixing table to move to a specified position through the transmission unit according to the coil stroke data of the closing and opening coil to be tested; furthermore, the protection monitoring cover detects the horizontal and vertical position data of the ejector rod supporting the closing and opening coil to be tested through the position sensor and transmits the data to the control unit, so that after processing the data, the control unit drives the simulation load and the adjustable operating component to move to the specified position through the transmission unit; moreover, the control unit adjusts the load value of the simulation load and the reset time of the adjustable operating component through the transmission unit according to the rated load and operating time data of the closing and opening coil to be tested; the control unit drives the coil fixing table, the simulation load, and the adjustable operating component to operate through the transmission unit according to the preset number of operating life times and operating intervals of the test parameters, so that the test is completed after the closing and opening coil to be tested operates to the set conditions.

[0050] The above is the preferred embodiment of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and refinements can be made, and these improvements and refinements are also regarded as the protection scope of the present invention.

Claims

1. An operating life test system for a GIS closing and opening coil, characterized in that, Including: A test unit, a transmission unit, and a control unit; The test unit includes a test base and a test module; the test module includes a protection monitoring cover, a position sensor, a coil fixing table for fixing the closing and opening coils, a simulated load, and an adjustable action component; The position sensor is arranged on the protection monitoring cover and is used for recording the position data of the ejector rod matched with the closing and opening coils; the protection monitoring cover is fixed on the test base, the coil fixing table and the simulated load are movably fixed on the test base, and the protection monitoring cover covers above the simulated load; the adjustable action component is movably fixed on the simulated load and is installed on one side of the simulated load close to the coil fixing table; The signal output end of the position sensor is connected to the signal input end of the control unit; the control end of the control unit is connected to the signal input end of the transmission unit; the control ends of the transmission unit are all connected to the enabling ends of the coil fixing table, the simulated load, and the adjustable action component to drive the coil fixing table, the simulated load, and the adjustable action component to move, so as to perform the action life test of the closing and opening coils; Wherein, the test module further includes an adjustable action component track; The adjustable action component track is vertically fixed on the simulated load; the adjustable action component is installed on the adjustable action component track, so that the adjustable action component moves up and down along the adjustable action component track.

2. The operating life test system for the opening and closing coil of the GIS according to claim 1, wherein The test module further includes a coil fixing table track; The coil fixing table track is fixed on the test base; the coil fixing table is installed on the coil fixing table track, so that the coil fixing table moves along the coil fixing table track.

3. The operating life test system for the GIS opening and closing coil as described in claim 1, characterized in that, The test module further includes a simulated load track; The simulated load track is fixed on the test base; the simulated load is installed on the simulated load track, so that the simulated load moves along the simulated load track.

4. The operating life test system for the opening and closing coil of the GIS according to claim 1, characterized in that, The test module further includes an action button for reset time, and the action button is arranged on the adjustable action component.

5. The operating life test system for the opening and closing coil of a GIS according to claim 1, characterized in that The system further includes a protection housing; the protection housing covers the outside of the test unit, the transmission unit, and the control unit.

6. The operating life test system for the opening and closing coil of the GIS according to claim 5, characterized in that, The protection housing is a transparent protection housing.

7. The operating life test system for the GIS opening and closing coil according to claim 2 or 3, characterized in that, Limit devices are arranged on both the coil fixing table track and the simulated load track.

8. The operating life test system for the opening and closing coil of the GIS according to claim 1, characterized in that, The control unit is carried on a computer device terminal; the computer device terminal is also carried with an I / O interface and stores a computer program executed by the control unit for receiving the data sent by the position sensor and sending control signals to the transmission unit.

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