CN103712537B - Measurement apparatus for high-voltage switch cabinet mechanical stroke - Google Patents
Measurement apparatus for high-voltage switch cabinet mechanical stroke Download PDFInfo
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- CN103712537B CN103712537B CN201310671440.5A CN201310671440A CN103712537B CN 103712537 B CN103712537 B CN 103712537B CN 201310671440 A CN201310671440 A CN 201310671440A CN 103712537 B CN103712537 B CN 103712537B
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- 238000005259 measurement Methods 0.000 title claims abstract description 47
- 230000000694 effects Effects 0.000 claims abstract description 65
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The invention discloses a kind of measurement apparatus for high-voltage switch cabinet mechanical stroke, including main scale, secondary chi and measurement stroke adjustment assembly, main scale, it is slidably matched between secondary chi, main scale is provided with the first measurement head and main dial, secondary chi is provided with the second measurement head and secondary graduated disc, main dial is adjacently positioned with secondary graduated disc, first measurement head and second is measured and is arranged parallel between head, one end of main scale is provided with the first hinged seat, one end of secondary chi is provided with the second hinged seat, measure stroke adjustment assembly and include that the first hinged activity adjustment arm of spinner and the second activity adjustment arm are passed through in middle part, the front end of the first activity adjustment arm is articulated and connected with the first hinged seat, the front end of the second activity adjustment arm is articulated and connected with the second hinged seat.The present invention can be readily achieved and measure high-tension switch cabinet breaker in middle, the mechanical trip of primary cut-out and overtravel, has that accurate testing degree is high, compact is light, easy to operate, the advantage of simple in construction.
Description
Technical field
The present invention relates to field of electrical equipment, be specifically related to a kind of measurement apparatus for high-voltage switch cabinet mechanical stroke.
Background technology
The reliability of high-tension switch cabinet depends on the stroke of chopper in the reliability of its machine operating system, particularly high-tension switch cabinet, contacting travel, divide-shut brake speed, time, three-phase separate switching synchronization, combined floodgate contact bounce time etc. to a great extent.After high-tension switch cabinet installs at the scene at present, it is typically necessary and switch, primary cut-out mechanical trip and overtravel are measured and adjust, if not measuring and adjusting, be then susceptible to divide-shut brake coil burnout, divide, closing speed declines, and thrust spring is the most aging.The measurement apparatus being presently used for high-voltage switch cabinet mechanical stroke typically uses slide gauge.But, current slide gauge is applied to the switch to high-tension switch cabinet, primary cut-out mechanical trip and overtravel when measuring, have the disadvantage that 1, the door of high-tension switch cabinet the narrowest, hardly enter, particularly common slide gauge is stretched into into and is more difficult to, wanted stroke, overtravel measurement work the most difficult；2, the stroke measurment space that primary cut-out provides is the least, and for common slide gauge, main scale length is long, puts difficulty, easily cause measurement error in the stroke measurment space of primary cut-out.3, not having the strong point time during common slide gauge is placed in the stroke measurment space of primary cut-out, operate extremely difficult, causing measuring work wastes time and energy, and measuring result error is the biggest.
Summary of the invention
The technical problem to be solved in the present invention be to provide a kind of can be readily achieved high-tension switch cabinet breaker in middle, the mechanical trip of primary cut-out and overtravel are measured, accurate testing degree is high, compact is light, easy to operate, the measurement apparatus for high-voltage switch cabinet mechanical stroke of simple in construction.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:
A kind of measurement apparatus for high-voltage switch cabinet mechanical stroke, including main scale, secondary chi and measurement stroke adjustment assembly, described main scale, it is slidably matched between secondary chi, described main scale is provided with the first measurement head and main dial, described secondary chi is provided with the second measurement head and secondary graduated disc, described main dial is adjacently positioned with secondary graduated disc, described first measurement head and second is measured and is arranged parallel between head, one end of described main scale is provided with the first hinged seat, one end of described secondary chi is provided with the second hinged seat, described measurement stroke adjustment assembly includes that the first hinged activity adjustment arm of spinner and the second activity adjustment arm are passed through in middle part, the front end of described first activity adjustment arm is articulated and connected with the first hinged seat, the front end of described second activity adjustment arm is articulated and connected with the second hinged seat.
Further, the rear end of described first activity adjustment arm is provided with positioning screw, the rear end of described second activity adjustment arm is provided with hole, location, described positioning screw is provided with the first clamp nut and the second clamp nut, described positioning screw is inserted in hole, location, and described second activity adjustment arm is arranged between the first clamp nut and the second clamp nut.
Further, between spinner, positioning screw, it is provided with thrust spring on described first activity adjustment arm, one end of described thrust spring is connected with the first activity adjustment arm, and the other end of described thrust spring is connected to the position between spinner on the second activity adjustment arm, hole, location.
Further, length M of described main scale is 60mm, and length N of described first activity adjustment arm and the second activity adjustment arm is 150mm.
nullFor the measurement apparatus of high-voltage switch cabinet mechanical stroke, the present invention has an advantage that the present invention improves main scale on the basis of common calliper、The structure of secondary chi also adds measurement stroke adjustment assembly，Measure stroke adjustment assembly and include that the first hinged activity adjustment arm of spinner and the second activity adjustment arm are passed through in middle part，And by the first hinged seat at main scale、Second hinged seat of secondary chi is connected with measuring stroke adjustment member hinges，When measuring stroke, the first measurement head and second are measured head and be individually positioned in the two ends of tested stroke，Main scale can be realized by the regulation of the first activity adjustment arm and the second activity adjustment arm、The regulation being slidably matched between secondary chi，So that first measures head、Second measurement head is close to the device of measured stroke，It is thus possible to overcome, the door of high-tension switch cabinet is the narrowest makes common slide gauge be difficult to deep problem，Make high-tension switch cabinet breaker in middle、The mechanical trip of primary cut-out and overtravel are measured very convenient，First activity adjustment arm and the second activity adjustment arm can also provide the function of the strong point when carrying out stroke measurment simultaneously，When making stroke measurment convenient to operation，There is accurate testing degree high、Compact is light、Convenient to operation、The advantage of simple in construction，The security risk of the Burnout of Closing Coil of high-tension switch cabinet can be reduced，Ensure the equipment safe and stable operation in high-tension switch cabinet，Ensure that equipment quality sampling observation staff can successfully carry out quality examination work.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the embodiment of the present invention.
Fig. 2 is main scale and the partial enlargement structural representation at secondary chi position in Fig. 1.
Fig. 3 is the partial enlargement sectional structure schematic diagram of the second activity adjustment arm rear end in Fig. 1.
Marginal data: 1, main scale；11, first head is measured；12, main dial；13, the first hinged seat；2, secondary chi；21, second head is measured；22, secondary graduated disc；23, the second hinged seat；3, stroke adjustment assembly is measured；31, spinner；32, the first activity adjustment arm；321, positioning screw；33, the second activity adjustment arm；34, hole, location；35, the first clamp nut；36, the second clamp nut；37, thrust spring.
Detailed description of the invention
nullAs depicted in figs. 1 and 2，The present embodiment includes main scale 1 for the measurement apparatus of high-voltage switch cabinet mechanical stroke、Secondary chi 2 and measurement stroke adjustment assembly 3，Main scale 1、It is slidably matched between secondary chi 2，Main scale 1 is provided with the first measurement 11 and main dial 12，Secondary chi 2 is provided with the second measurement 21 and secondary graduated disc 22，Main dial 12 is adjacently positioned with secondary graduated disc 22，It is arranged parallel between first measurement 11 and the second measurement 21，One end of main scale 1 is provided with the first hinged seat 13，One end of secondary chi 2 is provided with the second hinged seat 23，Measure stroke adjustment assembly 3 and include that the first activity adjustment arm 32 and the second activity adjustment arm 33 that spinner 31 is hinged is passed through at middle part，The front end of the first activity adjustment arm 32 is articulated and connected with the first hinged seat 13，The front end of the second activity adjustment arm 33 is articulated and connected with the second hinged seat 23.nullThe present embodiment improves main scale 1 on the basis of common calliper、The structure of secondary chi 2 also adds measurement stroke adjustment assembly 3，Measure stroke adjustment assembly 3 and include that the first activity adjustment arm 32 and the second activity adjustment arm 33 that spinner 31 is hinged is passed through at middle part，And by the first hinged seat 13 at main scale 1、Second hinged seat 23 of secondary chi 2 is articulated and connected with measuring stroke adjustment assembly 3，When measuring stroke, the first measurement 11 and the second measurement 21 are individually positioned in the two ends of tested stroke，Main scale 1 can be realized by the regulation of the first activity adjustment arm 32 and the second activity adjustment arm 33、The regulation being slidably matched between secondary chi 2，So that the first measurement 11、Second measurement 21 is close to the device of measured stroke，The first measurement 11 can be read with reference to the reading mode of existing slide gauge according to main dial 12 and the scale on secondary graduated disc 22、Stroke measured between second measurement 21，It is thus possible to overcome, the door of high-tension switch cabinet is the narrowest makes common slide gauge be difficult to deep problem，Make high-tension switch cabinet breaker in middle、The mechanical trip of primary cut-out and overtravel are measured very convenient，First activity adjustment arm 32 and the second activity adjustment arm 33 can also provide the function of the strong point when carrying out stroke measurment simultaneously，When making stroke measurment convenient to operation，There is accurate testing degree high、Compact is light、Convenient to operation、The advantage of simple in construction，The security risk of the Burnout of Closing Coil of high-tension switch cabinet can be reduced，Ensure the equipment safe and stable operation in high-tension switch cabinet，Ensure that equipment quality sampling observation staff can successfully carry out quality examination work.In the present embodiment, in order to ensure including main scale 1, secondary both chis 2 and the stable connection measured between stroke adjustment assembly 3, the front end of the first activity adjustment arm 32 is articulated and connected with the first hinged seat 13 by connecting shaft, and the front end of the second activity adjustment arm 33 is articulated and connected with the second hinged seat 23 by connecting shaft.
As shown in figures 1 and 3, in the present embodiment, the rear end of the first activity adjustment arm 32 is provided with positioning screw 321, the rear end of the second activity adjustment arm 33 is provided with hole 34, location, positioning screw 321 is provided with the first clamp nut 35 and the second clamp nut 36, positioning screw 321 is inserted in hole 34, location, and the second activity adjustment arm 33 is arranged between the first clamp nut 35 and the second clamp nut 36.The present embodiment passes through positioning screw the 321, first clamp nut 35 and the second clamp nut 36, the location enabling to the first activity adjustment arm 32 and the second activity adjustment arm 33 is simple and convenient, regulate the first clamp nut 35 after a measurement and the relative position between the second activity adjustment arm 33 i.e. lockable main dial 12 with secondary graduated disc 22 locked by the second clamp nut 36, prevent from being subjected to displacement between main dial 12 and secondary graduated disc 22 so that the measurement of the present embodiment is more accurate.
As depicted in figs. 1 and 2, the present embodiment is provided with thrust spring 37 on the first activity adjustment arm 32 between spinner 31, positioning screw 321, one end of thrust spring 37 is connected with the first activity adjustment arm 32, and the other end of thrust spring 37 is connected to the position between spinner 31 on the second activity adjustment arm 33, hole 34, location.The thrust spring 37 of the present embodiment is in compressive state by default, after a test the first clamp nut 35 and the second clamp nut 36 are locked the second i.e. readable of activity adjustment arm 33, the second clamp nut 36 is unclamped after reading, then thrust spring 37 produces tension force the first activity adjustment arm 32 and the second activity adjustment arm 33 is opened, and then make main scale 1, secondary chi 2 is overlapped by gathering, first measurement 11 of main scale 1, second measurement 21 of secondary chi 2 is the most also drawn in, it is thus possible to complete main scale 1, secondary chi 2 automatically draw function in, use more convenient, but also the measurement apparatus of the present embodiment can be protected.
As it is shown in figure 1, length M of main scale 1 is 60mm in the present embodiment, length N of the first activity adjustment arm 32 and the second activity adjustment arm 33 is 150mm.The present embodiment is long so that putting difficult problem in the stroke measurment space of primary cut-out for the length of the main scale 1 of common calliper, scope according to high-tension switch cabinet breaker in middle, primary cut-out mechanical trip and overtravel shortens the length of main scale 1 and by the first longer activity adjustment arm 32 and the second activity adjustment arm 33, make the present embodiment short and small to operate along the length direction structure of main scale 1, so that the present embodiment can be put in the stroke measurment space of primary cut-out nimblely, it is possible to increase the precision of DATA REASONING.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-described embodiment, and all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (2)
- null1. the measurement apparatus for high-voltage switch cabinet mechanical stroke，It is characterized in that: include main scale (1)、Secondary chi (2) and measurement stroke adjustment assembly (3)，Described main scale (1)、It is slidably matched between secondary chi (2)，Described main scale (1) is provided with the first measurement head (11) and main dial (12)，Described secondary chi (2) is provided with the second measurement head (21) and secondary graduated disc (22)，Described main dial (12) is adjacently positioned with secondary graduated disc (22)，Described first measurement head (11) and second is measured and is arranged parallel between head (21)，One end of described main scale (1) is provided with the first hinged seat (13)，One end of described secondary chi (2) is provided with the second hinged seat (23)，Described measurement stroke adjustment assembly (3) includes that the first hinged activity adjustment arm (32) of spinner (31) and the second activity adjustment arm (33) are passed through in middle part，The front end of described first activity adjustment arm (32) is articulated and connected with the first hinged seat (13)，The front end of described second activity adjustment arm (33) is articulated and connected with the second hinged seat (23)；The rear end of described first activity adjustment arm (32) is provided with positioning screw (321), the rear end of described second activity adjustment arm (33) is provided with hole, location (34), described positioning screw (321) is provided with the first clamp nut (35) and the second clamp nut (36), described positioning screw (321) is inserted in hole, location (34), and described second activity adjustment arm (33) is arranged between the first clamp nut (35) and the second clamp nut (36)；It is positioned between spinner (31), positioning screw (321) on described first activity adjustment arm (32) and is provided with thrust spring (37), one end of described thrust spring (37) is connected with the first activity adjustment arm (32), and the other end of described thrust spring (37) is connected to the position between the upper spinner (31) of the second activity adjustment arm (33), hole, location (34).
- Measurement apparatus for high-voltage switch cabinet mechanical stroke the most according to claim 1, it is characterised in that: length M of described main scale (1) is 60mm, and length N of described first activity adjustment arm (32) and the second activity adjustment arm (33) is 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671440.5A CN103712537B (en) | 2013-12-11 | 2013-12-11 | Measurement apparatus for high-voltage switch cabinet mechanical stroke |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671440.5A CN103712537B (en) | 2013-12-11 | 2013-12-11 | Measurement apparatus for high-voltage switch cabinet mechanical stroke |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103712537A CN103712537A (en) | 2014-04-09 |
| CN103712537B true CN103712537B (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310671440.5A Active CN103712537B (en) | 2013-12-11 | 2013-12-11 | Measurement apparatus for high-voltage switch cabinet mechanical stroke |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107816934B (en) * | 2017-12-04 | 2024-04-09 | 中国南方电网有限责任公司超高压输电公司昆明局 | Automatic measuring device for disc spring compression amount of hydraulic disc spring mechanism of circuit breaker |
| CN109945758A (en) * | 2019-04-25 | 2019-06-28 | 陕西工业职业技术学院 | A kind of clamp |
| CN111981938A (en) * | 2020-08-05 | 2020-11-24 | 中冶建筑研究总院有限公司 | Dimension measuring device and using method thereof |
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| CN201255620Y (en) * | 2008-08-26 | 2009-06-10 | 镇瑜 | Vernier caliber |
| CN101581561A (en) * | 2009-06-29 | 2009-11-18 | 陈焕春 | Level vernier caliper |
| CN201434656Y (en) * | 2009-06-29 | 2010-03-31 | 陈焕春 | Measuring ruler of circular groove diameter at bottom part of hole |
| CN202166376U (en) * | 2011-08-05 | 2012-03-14 | 陈熙 | Direct-reading measuring caliper |
| TWM433554U (en) * | 2012-03-01 | 2012-07-11 | sheng-xiang Zhang | Vernier caliper for both left-hand and right-hand use |
| CN203704825U (en) * | 2013-12-11 | 2014-07-09 | 国家电网公司 | An apparatus for measuring a high voltage switch cabinet mechanical stroke |
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2013
- 2013-12-11 CN CN201310671440.5A patent/CN103712537B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008111784A1 (en) * | 2007-03-09 | 2008-09-18 | Doo Man Im | Bone gauge |
| CN201255620Y (en) * | 2008-08-26 | 2009-06-10 | 镇瑜 | Vernier caliber |
| CN101581561A (en) * | 2009-06-29 | 2009-11-18 | 陈焕春 | Level vernier caliper |
| CN201434656Y (en) * | 2009-06-29 | 2010-03-31 | 陈焕春 | Measuring ruler of circular groove diameter at bottom part of hole |
| CN202166376U (en) * | 2011-08-05 | 2012-03-14 | 陈熙 | Direct-reading measuring caliper |
| TWM433554U (en) * | 2012-03-01 | 2012-07-11 | sheng-xiang Zhang | Vernier caliper for both left-hand and right-hand use |
| CN203704825U (en) * | 2013-12-11 | 2014-07-09 | 国家电网公司 | An apparatus for measuring a high voltage switch cabinet mechanical stroke |
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| CN103712537A (en) | 2014-04-09 |
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