CN204556089U - A kind of GIS device vibration characteristics analoging detecting device - Google Patents
A kind of GIS device vibration characteristics analoging detecting device Download PDFInfo
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- CN204556089U CN204556089U CN201520134288.1U CN201520134288U CN204556089U CN 204556089 U CN204556089 U CN 204556089U CN 201520134288 U CN201520134288 U CN 201520134288U CN 204556089 U CN204556089 U CN 204556089U
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- gis device
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Abstract
The utility model relates to a kind of GIS device vibration characteristics analoging detecting device, described analoging detecting device comprises GIS device test cavity, disc insulator, centre pilot, be placed on the vibration acceleration sensor on GIS device shell and guide rod respectively, oscillograph and percussion power hammer, described disc insulator is placed in GIS device test cavity, centre pilot passes from the center of disc insulator, percussion power hammer produces vibration signal by knocking centre pilot on centre pilot and GIS device test cavity, oscillograph is connected with vibration acceleration sensor, for to the collection of vibration signal and display.Analoging detecting device of the present utility model can be used in studying vibration signal that GIS device guide rod produces and is delivered to the feature difference after shell by disc insulator and solves current GIS device vibration signal and cannot measure its problem by signal intensity after insulator.
Description
Technical field
The utility model relates to technical field of electric power, especially the pick-up unit of GIS device.
Background technology
Along with the development of national economy, more and more higher to the requirement of electric system reliability service, gas insulated combined electrical equipment (GIS device) is the key equipment in electrical network, floor area is little, reliability is high feature that it has; The application of current GIS device in electrical network is more and more extensive.GIS device is in operation and there will be various fault, wherein electrically and the fault of mechanical aspects be the most common fault type of GIS device, although current much for the research of electric insulation fault, the research for its mechanical fault aspect is then little.GIS device is in operation that the mechanical fault that there will be has that contact is bad, guide rod not to the heart etc., the long-term existence if these mechanical faults are in operation, will cause the defects such as physical strength reduction, gas leakage.
In running for GIS device at present, the detection of machine performance, does not also have relevant pick-up unit.
Utility model content
In order to solve above technical matters, the vibration characteristics of research GIS device, the utility model discloses a kind of GIS device vibration characteristics analoging detecting device, the vibration signal produced for studying GIS device guide rod is delivered to the feature difference after shell by disc insulator.
A kind of GIS device vibration characteristics analoging detecting device comprises cavity, centre pilot, disc insulator, vibration acceleration sensor, percussion power hammer; Described disc insulator is placed in cavity, disc insulator is fixedly connected with cavity, centre pilot is placed in the center of disc insulator, and vibration acceleration sensor is arranged on shell cavity and centre pilot, and percussion power hammer produces vibration signal by knocking centre pilot on centre pilot and cavity.
The vibration acceleration sensor being arranged in shell cavity and centre pilot carries out the measurement of vibration signal simultaneously.Described analoging detecting device can be used for studying the vibration signal that GIS device guide rod produces and is delivered to the feature difference after shell by disc insulator;
Described cavity adopts Open architecture, is concentric cylinder structure.
Described disc insulator and cavity are bolted.
The length of described centre pilot is greater than the length of cavity.
Described device also comprises oscillograph, and described oscillograph is connected with vibration acceleration sensor by concentric cable, and the vibration signal for measuring vibration acceleration sensor gathers and shows.
The quantity of described disc insulator is one or more.
The beneficial effects of the utility model are, by the difference of research GIS device vibration signal on guide rod and shell, obtain the propagation law of vibration signal, and the analysis for Site Detection result provides data basis.Realize obtaining its machine performance by carrying out detection to the case vibration signal of GIS device, and then the mechanical fault of discovering device.Solve current GIS device vibration signal and cannot measure its problem by signal intensity after insulator.
Accompanying drawing explanation
Fig. 1 is GIS device vibration characteristics analoging detecting device schematic diagram of the present utility model;
Wherein 1-cavity; 2-disc insulator; 3-vibration acceleration sensor; 4-centre pilot; 5-oscillograph; 6-percussion power is hammered into shape.
Embodiment
The explanation of embodiment is carried out below in conjunction with system schematic of the present utility model.
As shown in Figure 1, the utility model discloses a kind of GIS device vibration characteristics analoging detecting device, and described analoging detecting device comprises cavity 1, centre pilot 4, vibration acceleration sensor 3 and disc insulator 2, percussion power hammer 6.
Disc insulator 2 is placed in cavity 1; The quantity of described disc insulator 2 is one or more, adopts the disc insulator 2 of varying number to study the disc insulator 2 of different number to the impact of vibration signal; Disc insulator 2 and cavity 1 are by bolt compact siro spinning technology.
Cavity 1 adopts Open architecture, i.e. inner blow-by gas;
Centre pilot 4 passes from the center of disc insulator 2,
Preferably, the length of centre pilot 4 is slightly longer than cavity 1, convenient for applying vibration signal; Percussion power hammer 6 produces vibration signal by knocking centre pilot 4 on centre pilot 4, and centre pilot 4 is connected with disc insulator 2, produces vibration signal by described disc insulator 2 on cavity 1.
Preferably, device also comprises oscillograph 5; The vibration signal measured for acceleration transducer 3 carries out gathering and showing.Oscillograph 5 is connected with vibration acceleration sensor 3 by concentric cable.
Preferably, the quantity of vibration acceleration sensor 3 is multiple, is arranged on cavity 1 and centre pilot 4, carries out the measurement of vibration signal simultaneously;
More preferred, oscillograph is high-speed oscilloscope.
The vibration signal that the guide rod that analoging detecting device can be used for studying GIS device produces is delivered to the feature difference after shell by disc insulator, during the actual test of analoging detecting device, utilize percussion power to hammer 6 into shape and knock centre pilot 4 side, now can produce vibration on centre pilot 4, vibration signal can be delivered on cavity 1 shell by disc insulator 2, carried out the measurement of vibration signal by the vibration acceleration sensor 3 be arranged on centre pilot and cavity 1 shell simultaneously, and utilize oscillograph 5 to carry out collection and the display of vibration signal, difference relatively, thus obtain the impact that disc insulator 2 transmits vibration signal.
The utility model is not limited to above-described embodiment; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a GIS device vibration characteristics analoging detecting device, is characterized in that: comprise cavity (1), centre pilot (4), disc insulator (2), vibration acceleration sensor (3), percussion power hammer (6); Described disc insulator (2) is placed in cavity (1), disc insulator (2) is fixedly connected with cavity (1), centre pilot is placed in the center of disc insulator (2), vibration acceleration sensor is arranged on cavity (1) shell and centre pilot, and percussion power hammer (6) produces vibration signal by knocking centre pilot (4) on centre pilot (4) and cavity (1).
2. a kind of GIS device vibration characteristics analoging detecting device according to claim 1, is characterized in that: described cavity (1) adopts Open architecture, is concentric cylinder structure.
3. a kind of GIS device vibration characteristics analoging detecting device according to claim 1, is characterized in that: the quantity of described disc insulator is one or more.
4. a kind of GIS device vibration characteristics analoging detecting device according to claim 1, is characterized in that: described disc insulator and cavity are bolted.
5. a kind of GIS device vibration characteristics analoging detecting device according to claim 1, is characterized in that: the length of described centre pilot is greater than the length of cavity.
6. a kind of GIS device vibration characteristics analoging detecting device according to claim 1, it is characterized in that: described device also comprises oscillograph, described oscillograph is connected with vibration acceleration sensor by concentric cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520134288.1U CN204556089U (en) | 2015-03-09 | 2015-03-09 | A kind of GIS device vibration characteristics analoging detecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520134288.1U CN204556089U (en) | 2015-03-09 | 2015-03-09 | A kind of GIS device vibration characteristics analoging detecting device |
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| CN204556089U true CN204556089U (en) | 2015-08-12 |
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| CN201520134288.1U Active CN204556089U (en) | 2015-03-09 | 2015-03-09 | A kind of GIS device vibration characteristics analoging detecting device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115684A (en) * | 2015-08-24 | 2015-12-02 | 国家电网公司 | Gas insulated switchgear vibration signal propagation property test apparatus and method |
| CN105352589A (en) * | 2015-10-13 | 2016-02-24 | 广西电网有限责任公司电力科学研究院 | Device and method for testing distribution characteristics of vibration signals of gas insulation combined electric appliance |
| CN107024343A (en) * | 2017-03-23 | 2017-08-08 | 国家电网公司 | A kind of GIS disc insulators fixing bolt loosening test system |
| CN110068753A (en) * | 2019-05-16 | 2019-07-30 | 国网山西省电力公司检修分公司 | GIS detecting device for basin type insulator and method based on case vibration signal |
| CN110824312A (en) * | 2019-11-22 | 2020-02-21 | 重庆大学 | GIS equipment defect simulation analysis equipment and method |
| CN111693831A (en) * | 2020-06-09 | 2020-09-22 | 国网天津市电力公司电力科学研究院 | Vibration detection method for loosening basin-type insulator of combined electrical appliance |
| CN111753392A (en) * | 2020-05-18 | 2020-10-09 | 缤谷电力科技（上海）有限公司 | GIS vibration characteristic test system and method containing local hot spots |
| CN111912610A (en) * | 2020-07-06 | 2020-11-10 | 国网江苏省电力有限公司检修分公司 | GIS mechanical fault vibration characteristic test system and method |
-
2015
- 2015-03-09 CN CN201520134288.1U patent/CN204556089U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115684A (en) * | 2015-08-24 | 2015-12-02 | 国家电网公司 | Gas insulated switchgear vibration signal propagation property test apparatus and method |
| CN105115684B (en) * | 2015-08-24 | 2017-09-15 | 国家电网公司 | Vibration signal propagation characteristic experimental rig and method in gas insulated combined electrical equipment |
| CN105352589A (en) * | 2015-10-13 | 2016-02-24 | 广西电网有限责任公司电力科学研究院 | Device and method for testing distribution characteristics of vibration signals of gas insulation combined electric appliance |
| CN107024343A (en) * | 2017-03-23 | 2017-08-08 | 国家电网公司 | A kind of GIS disc insulators fixing bolt loosening test system |
| CN110068753A (en) * | 2019-05-16 | 2019-07-30 | 国网山西省电力公司检修分公司 | GIS detecting device for basin type insulator and method based on case vibration signal |
| CN110824312A (en) * | 2019-11-22 | 2020-02-21 | 重庆大学 | GIS equipment defect simulation analysis equipment and method |
| CN111753392A (en) * | 2020-05-18 | 2020-10-09 | 缤谷电力科技（上海）有限公司 | GIS vibration characteristic test system and method containing local hot spots |
| CN111693831A (en) * | 2020-06-09 | 2020-09-22 | 国网天津市电力公司电力科学研究院 | Vibration detection method for loosening basin-type insulator of combined electrical appliance |
| CN111912610A (en) * | 2020-07-06 | 2020-11-10 | 国网江苏省电力有限公司检修分公司 | GIS mechanical fault vibration characteristic test system and method |
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