CN104048585A - Multi-rotation angle measurement device - Google Patents
Multi-rotation angle measurement device Download PDFInfo
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- CN104048585A CN104048585A CN201410307709.6A CN201410307709A CN104048585A CN 104048585 A CN104048585 A CN 104048585A CN 201410307709 A CN201410307709 A CN 201410307709A CN 104048585 A CN104048585 A CN 104048585A
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- toothed disc
- disconnector
- output shaft
- measurement mechanism
- fixed
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Abstract
The invention discloses a multi-rotation angle measurement device which is installed on an isolating switch transition flange. The multi-rotation angle measurement device comprises an angle dial and a gear plate. The gear plate is meshed with the output shaft of an isolating switch. The angle dial and the gear plate are coaxial, and the angle dial is fixed to the isolating switch transition flange. The gear plate is provided with a pointer used for measuring the rotation angle of the output shaft of the isolating switch. According to the multi-rotation angle measurement device, the gear plate is meshed with the output shaft of the isolating switch, the multi-rotation angle (larger than 360 degrees) of the output shaft of the isolating switch are transformed into the rotation angle within 360 degrees through the ratio of the number of teeth of the gear plate to the number of teeth of the output shaft of the isolating switch, the angle which is shown by the pointer on the angle dial is read, the rotation angle of the output shaft of the isolating switch is converted, and rotation angle measurement of the output shaft is finished when the isolating switch is switched off to a switching-on point (namely the stroke) and makes contact with the stroke.
Description
[technical field]
The present invention relates to the high-tension switch gear technical field in electric system, particularly many gyrations of disconnector output shaft measurement mechanism for a kind of Cubicle Gas-Insulated Switchgear (GIS).
[background technology]
In electric system, disconnector is one of critical elements of Cubicle Gas-Insulated Switchgear, at present, the gearing of disconnector adopts rack-and-pinion transmission, many corners export structure more, the feature of this drive mechanism is stable drive, and speed is even, when disconnector divides, closes a floodgate, disconnector impulsive force is less, but disconnector output shaft corner is all greater than 360 °.Disconnector assembled or field maintemance maintenance after, its stroke and contacting travel are located by measuring output shaft corner.In disconnector factory inspection item file, to from separating brake to firm chalaza when (being stroke) and contacting travel position the corresponding output shaft anglec of rotation all have setting requirement, be all that dispatch from the factory must inspection item.
The method of the anglec of rotation routine measurement of disconnector output shaft is: the mark position of beginning together on output shaft, the artificial disconnector output shaft that rotates, and record the angle in the output shaft rotation angle number of turns and final position, with the 360 ° * number of turns+terminal of formula corner, obtain the anglec of rotation of output shaft.The method of this measurement is subject to the impact of human factor, once if number of turns misregistration, the anglec of rotation of output shaft will differ greatly, cause stroke and contacting travel measuring error, cause disconnector to divide, close a floodgate not in place, when serious, can electric fault occur and damage high-tension switch gear.
Based on above-mentioned defect, the present invention has designed a kind of disconnector output shaft rotating angle measurement apparatus, be called for short many gyrations measurement mechanism, realize disconnector and in 360 °, directly measure the disconnector output shaft anglec of rotation in factory's assembling or field maintemance maintenance assembling rear output shaft.
[summary of the invention]
The object of this invention is to provide a kind of many gyrations measurement mechanism, the many corners of disconnector output shaft are converted to 360 ° with interior corner by toothed disc, thereby realize, in 360 °, directly measure corner.
A kind of many gyrations measurement mechanism, be arranged on disconnector counter flange, described many gyrations measurement mechanism comprises angle dial and toothed disc, described toothed disc and disconnector output shaft are intermeshing, coaxial and the angle dial of described angle dial and toothed disc is fixed on disconnector counter flange, pointer is installed in order to measure the anglec of rotation of disconnector output shaft on described toothed disc.
On described angle dial, the angle of each lattice is corresponding with the ratio of the number of teeth of toothed disc and disconnector output shaft.
The modulus of described toothed disc and disconnector output shaft equates.
Take the center of toothed disc is initial point, and what take toothed disc is axially X-axis, and what take toothed disc is radially Y-axis, and Y-axis positive dirction, described pointed Y-axis positive dirction are pointed in 0 degree position of described angle dial.
Described many gyrations measurement mechanism is connected with disconnector counter flange by fixed mechanism, on described fixed mechanism, bearing is installed, and described toothed disc is connected with bearing through the center pit of angle dial.
Described fixed mechanism is the magnet that is provided with shrinkage pool, and described bearing is arranged in this shrinkage pool.
If disconnector counter flange shape and material restriction, fixed mechanism adopts screw to connect or other fixed form.
The one side of described toothed disc is provided with and the cylindrical boss that runs through the center pit of angle dial, and an other end face is provided with the fixed part of fixed pointers.
The fixed part of described fixed pointers adopts cylinder symmetria bilateralis trimming shape.
The hollow space of described toothed disc adopts two sector structures.
Described angle dial includes and the index dial of angle lattice is set and is fixed on the connecting portion on disconnector counter flange, described connecting portion is the outward extending L shaped structure of one side from index dial, and this L shaped structure is fixed by screws on disconnector counter flange.
Compared with prior art, the present invention at least has following beneficial effect: the toothed disc of many gyrations of the present invention measurement mechanism and disconnector output shaft are intermeshing relations, by toothed disc and the disconnector output shaft number of teeth than many corners of disconnector output shaft (being greater than 360 °) are converted to 360 ° with interior corner, read angle dial (angle shown in upper pointer, converse the disconnector output shaft anglec of rotation, the rotation angle measurement of output shaft while completing disconnector separating brake to firm chalaza (being stroke), contacting travel.
Many gyrations measurement mechanism of the present invention also can be used for grounding switch for Cubicle Gas-Insulated Switchgear (many corners export structure).
[accompanying drawing explanation]
Fig. 1 is the telltale mark schematic diagram on disconnector output shaft and counter flange.
Fig. 2 (a) is the front elevation of many gyrations measurement mechanism.
Fig. 2 (b) is that the A of Fig. 2 (a) is to view.
Fig. 3 (a) is the front elevation of toothed disc structure.
Fig. 3 (b) is the left view of toothed disc structure.
The front elevation that Fig. 3 (c) is fixed part.
Fig. 4 (a) is the front elevation of angle dial structure.
Fig. 4 (b) is the left view of angle dial structure.
In figure, 1. pointer, 2. toothed disc, 3. angle dial, 4. screw, 5. bearing, 6. magnet, 100. disconnector output shafts, 200. disconnector counter flanges.
[embodiment]
Refer to shown in Fig. 2 (a) and Fig. 2 (b), the present invention is many gyrations measurement mechanism of disconnector output shaft for Cubicle Gas-Insulated Switchgear, mainly pointer 1, toothed disc 2, angle dial 3, screw 4, bearing 5, magnet 6, consist of, described angle dial and toothed disc are coaxial; The A position that measurement mechanism is inhaled at disconnector counter flange 200 by magnet 6, described toothed disc 2 and 100 engagements of disconnector output shaft, modulus is identical, toothed disc 2 is relevant with disconnector output shaft 100 corners with the ratio of disconnector output shaft 100 numbers of teeth, object is that disconnector output shaft corner more than 100 is converted to 360 ° with interior corner by toothed disc 2, thereby realize, directly measures corner in 360 °.Pointer is installed in order to measure the anglec of rotation of disconnector output shaft on described toothed disc.
On described magnet 6, be provided with shrinkage pool, bearing 5 is installed in this shrinkage pool, described toothed disc 2 is connected with bearing 5 through the center pit of angle dial 3.
Please consult especially Fig. 3 (a) and Fig. 3 (b), the one side of described toothed disc 2 is provided with the cylindrical boss B of the center pit that runs through angle dial, and an other end face is provided with the fixed part C of fixed pointers.The fixed part C of described fixed pointers adopts cylinder symmetria bilateralis trimming shape (forming two parallel rectangle planes in the symmetrical trimming of cylindrical two sides, shown in shape shown in Fig. 3 (a) center and Fig. 3 (c)).The hollow space of described toothed disc 2 adopts two sector structures, alleviates on the one hand the rotating mass of toothed disc, can pass through this double-scallop-hole observation angle on the one hand in addition.
Take the center of toothed disc 2 is initial point, and what take toothed disc 2 is axially X-axis, and what take toothed disc 2 is radially Y-axis, and Y-axis positive dirction is pointed in 0 degree position of described angle dial 3, and described pointer 1 points to Y-axis positive dirction.
Please consult especially Fig. 4 (a) and Fig. 4 (b), described angle dial 3 includes and is provided with the index dial of angle lattice and is fixed on the connecting portion on disconnector counter flange, described connecting portion is the outward extending L shaped structure of one side from index dial, and this L shaped structure is fixed by screws on disconnector counter flange.
The following order of installation method:
1., after disconnector has assembled, when doing respectively separating brake excess of stroke position and operating mechanism being installed on disconnector output shaft 100 and counter flange 200, contact open position, is shown in Fig. 1;
2. first bearing 5 is packed in the shrinkage pool of magnet 6, the A place of subsequently magnet 6 that packs bearing 5 into being inhaled on disconnector counter flange 200, sees Fig. 1;
3. positive Y direction is pointed to in 0 degree position of angle dial 3, with screw 4, angle dial 3 is fixed on disconnector counter flange 200, see Fig. 2;
4. by B platform on toothed disc 2 (being cylindrical boss), the center pit through angle dial 3 packs in bearing 5, sees Fig. 2;
5. the C platform (being fixed part) that pointer 1 is enclosed within to toothed disc 2 is upper, and pointer 1 points to positive Y direction.
Groundwork principle is:
First, each lattice on angle dial 3 is conversed to the angle of corresponding disconnector output shaft 100 according to toothed disc 2 and disconnector output shaft 100 gear ratios, when the number of teeth, the modulus of disconnector output shaft 100 and toothed disc 2, determine, the angle of the corresponding disconnector output shaft 100 of each lattice on angle dial 3 is unique.
Along with disconnector output shaft 100 is rotated counterclockwise, toothed disc 2 turns clockwise, see Fig. 2, because pointer 1 is to be enclosed within toothed disc 2, therefore pointer 1 is along with toothed disc 2 turns clockwise, and its anglec of rotation is identical with toothed disc 2 anglecs of rotation, records the anglec of rotation that stroke and contacting travel are corresponding, convert, both drawn disconnector output shaft 100 anglecs of rotation.
The principal feature of patent of the present invention is as follows:
1. disconnector output shaft gyration more than 100 is measured and can in 360 °, be completed, and reduces the impact of human factor, avoids causing unnecessary mistake;
2. toothed disc 2 hollow spaces adopt biparting shape, see Fig. 3 (a), can alleviate toothed disc (rotating mass, and can pass through double-scallop-hole observation angle;
3. see Fig. 3 (b), the C end place of toothed disc 2 adopts cylinder symmetria bilateralis trimming shape, simple in structure, is convenient to assemble pointer 1, and can realize pointer 1 and rotate with toothed disc 2;
4. toothed disc 2 can change according to disconnector output shaft 100 numbers of teeth, modulus and disconnector stroke, to meet the rotation angle measurement of the disconnector (many corners export structure) of different cultivars;
5. angle dial 3 can change according to disconnector real space, to meet the rotation angle measurement of the disconnector output shaft (many corners export structure) of different cultivars;
6. magnet 6 can directly be inhaled on disconnector counter flange 200, and assembling and convenient disassembly, without perforate on disconnector counter flange.
Claims (10)
1. gyration measurement mechanism more than a kind, be arranged on disconnector counter flange (200), it is characterized in that: described many gyrations measurement mechanism comprises angle dial (3) and toothed disc (2), described toothed disc (2) is intermeshing with disconnector output shaft (100), it is upper that the coaxial and angle dial (3) of described angle dial (3) and toothed disc (2) is fixed on disconnector counter flange (200), pointer (1) is installed in order to measure the anglec of rotation of disconnector output shaft on described toothed disc.
2. a kind of many gyrations measurement mechanism according to claim 1, is characterized in that: the angle of upper each lattice of described angle dial (3) is corresponding with the ratio of the number of teeth of toothed disc (2) and disconnector output shaft (100).
3. a kind of many gyrations measurement mechanism according to claim 1, is characterized in that: the modulus of described toothed disc (2) and disconnector output shaft (100) equates.
4. a kind of many gyrations measurement mechanism according to claim 1, it is characterized in that: take the center of toothed disc is initial point, and what take toothed disc is axially X-axis, and what take toothed disc is radially Y-axis, Y-axis positive dirction, described pointed Y-axis positive dirction are pointed in 0 degree position of described angle dial.
5. according to a kind of many gyrations measurement mechanism described in any one in claim 1 to 4, it is characterized in that: described many gyrations measurement mechanism is connected with disconnector counter flange by fixed mechanism, bearing (5) is installed on described fixed mechanism, and described toothed disc is connected with bearing through the center pit of angle dial.
6. a kind of many gyrations measurement mechanism according to claim 5, is characterized in that: described fixed mechanism is the magnet (6) that is provided with shrinkage pool, and described bearing is arranged in this shrinkage pool.
7. a kind of many gyrations measurement mechanism according to claim 5, is characterized in that: the one side of described toothed disc is provided with and the cylindrical boss that runs through the center pit of angle dial, and an other end face is provided with the fixed part of fixed pointers (1).
8. a kind of many gyrations measurement mechanism according to claim 7, is characterized in that: the fixed part of described fixed pointers (1) adopts cylinder symmetria bilateralis trimming shape.
9. according to a kind of many gyrations measurement mechanism described in any one in claim 1 to 4, it is characterized in that: the hollow space of described toothed disc (2) adopts two sector structures.
10. according to a kind of many gyrations measurement mechanism described in any one in claim 1 to 4, it is characterized in that: described angle dial (3) includes and the index dial of angle lattice is set and is fixed on the connecting portion on disconnector counter flange, described connecting portion is the outward extending L shaped structure of one side from index dial, and this L shaped structure is fixed by screws on disconnector counter flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410307709.6A CN104048585B (en) | 2014-06-30 | 2014-06-30 | Many gyrations measurement apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410307709.6A CN104048585B (en) | 2014-06-30 | 2014-06-30 | Many gyrations measurement apparatus |
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| Publication Number | Publication Date |
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| CN104048585A true CN104048585A (en) | 2014-09-17 |
| CN104048585B CN104048585B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410307709.6A Active CN104048585B (en) | 2014-06-30 | 2014-06-30 | Many gyrations measurement apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198192A (en) * | 2016-08-18 | 2016-12-07 | 河南理工大学 | The sample angle of attack of a kind of rotary erosion abrasion test device adjusts assembly and method |
| CN108692643A (en) * | 2018-03-15 | 2018-10-23 | 华能上海燃机发电有限责任公司 | A kind of Turbine Steam inside wall of cylinder roundness measuring instrument |
| CN110701983A (en) * | 2019-11-19 | 2020-01-17 | 中国兵器装备集团自动化研究所 | Changeable turned angle measuring device of same pivot multi-angle measuring range |
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| US20080163502A1 (en) * | 2007-01-05 | 2008-07-10 | Sick Stegmann Gmbh | Rotary position transducer |
| CN201138632Y (en) * | 2007-12-10 | 2008-10-22 | 河南森源电气股份有限公司 | Crank angle positioning apparatus for isolation switch |
| JP2009133773A (en) * | 2007-11-30 | 2009-06-18 | Hitachi Cable Ltd | Absolute angle detection method and absolute angle detector |
| CN102735144A (en) * | 2012-06-13 | 2012-10-17 | 南京金鑫传动设备有限公司 | Angle measuring device and measuring method thereof |
| CN202547571U (en) * | 2012-04-10 | 2012-11-21 | 三峡大学第一临床医学院 | Device for measuring raising angle of bedside |
| CN203047356U (en) * | 2013-02-01 | 2013-07-10 | 重庆理工大学 | Measuring device for rotation angle of automotive steering wheel |
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2014
- 2014-06-30 CN CN201410307709.6A patent/CN104048585B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080163502A1 (en) * | 2007-01-05 | 2008-07-10 | Sick Stegmann Gmbh | Rotary position transducer |
| JP2009133773A (en) * | 2007-11-30 | 2009-06-18 | Hitachi Cable Ltd | Absolute angle detection method and absolute angle detector |
| CN201138632Y (en) * | 2007-12-10 | 2008-10-22 | 河南森源电气股份有限公司 | Crank angle positioning apparatus for isolation switch |
| CN202547571U (en) * | 2012-04-10 | 2012-11-21 | 三峡大学第一临床医学院 | Device for measuring raising angle of bedside |
| CN102735144A (en) * | 2012-06-13 | 2012-10-17 | 南京金鑫传动设备有限公司 | Angle measuring device and measuring method thereof |
| CN203047356U (en) * | 2013-02-01 | 2013-07-10 | 重庆理工大学 | Measuring device for rotation angle of automotive steering wheel |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198192A (en) * | 2016-08-18 | 2016-12-07 | 河南理工大学 | The sample angle of attack of a kind of rotary erosion abrasion test device adjusts assembly and method |
| CN108692643A (en) * | 2018-03-15 | 2018-10-23 | 华能上海燃机发电有限责任公司 | A kind of Turbine Steam inside wall of cylinder roundness measuring instrument |
| CN110701983A (en) * | 2019-11-19 | 2020-01-17 | 中国兵器装备集团自动化研究所 | Changeable turned angle measuring device of same pivot multi-angle measuring range |
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| Publication number | Publication date |
|---|---|
| CN104048585B (en) | 2016-08-24 |
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