CN102141363A - Device for measuring rotor bracket of hydrogenerator oblique stud support arm structure - Google Patents
Device for measuring rotor bracket of hydrogenerator oblique stud support arm structure Download PDFInfo
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- CN102141363A CN102141363A CN 201010601286 CN201010601286A CN102141363A CN 102141363 A CN102141363 A CN 102141363A CN 201010601286 CN201010601286 CN 201010601286 CN 201010601286 A CN201010601286 A CN 201010601286A CN 102141363 A CN102141363 A CN 102141363A
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- rotor field
- field spider
- yoke
- support arm
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Abstract
The invention relates to a device for measuring a rotor bracket of a hydrogenerator oblique stud support arm structure. The invention belongs to the technical field of hydrogenerators. The device for measuring the rotor bracket of the hydrogenerator oblique stud support arm structure has the characteristics that: the device for measuring the rotor bracket comprises a basic annular plate, a wide yoke rim sheet, and a laminated inspection pin; the height-adjustable basic annular plate is arranged on the external circle bottom of a stud of the rotor bracket; the basic annular plate is provided with the laminated inspection pin to laminate the wide yoke rim sheet into a full circle yoke ring; and an equally-dividing positioning frame is embedded in an internal circle yoke key groove of the laminated full circle yoke ring. The invention has the advantages of simple structure, convenient operation, safe use, reliable performance, precise detection and the like; the requirement of rotor assembling is guaranteed, the progress for detecting the rotor bracket of the hydrogenerator oblique stud support arm structure is greatly improved, the measurement fixture cost is saved, the smoothness of the rotor assembling is guaranteed, and the designing and manufacturing level and the production efficiency are improved.
Description
Technical field
The invention belongs to technical field of hydraulic generators, particularly relate to the measurement mechanism of the rotor field spider of the oblique stud support arm structure of a kind of hydrogenerator.
Background technology
At present, the design of high capacity tubular-turbine generator rotor field spider changes oblique stud support arm structure into by traditional former formula structure, to satisfy rotor structure operation stability and air-conditioning requirement, to save a large amount of starting material simultaneously, reduce welding capacity, its design has more science, advance.But this rotor field spider is big owing to excircle dimension, and the stud isodisperse is many, dimensional tolerence and Geometrical Tolerance Principle height, and detection difficult, repair rate is very high in the assembling of power station, influences construction of hydropower stations progress.
Summary of the invention
The present invention provides the measurement mechanism of the rotor field spider of the oblique stud support arm structure of a kind of hydrogenerator for solving the problem that prior art exists.
The object of the invention provides a kind ofly to be had simple in structurely, easy to operate, safe in utilization, and dependable performance detects the measurement mechanism of rotor field spider of the oblique stud support arm structure of hydrogenerator of characteristics such as accurate.
The pick-up unit of the rotor field spider stud of the oblique stud support arm structure of a kind of hydrogenerator, on adjustable for height basic ring flat-plate with two kinds of magnet yoke blanking sheets of rotor respectively closed assembly be full circle (3+10 layer), fastening with the register pin location, adjust the precision that the foundation ring plate height detects yoke and rotor field spider stud bottom outlet position, be convenient to the power station and install; The round key groove inserts locating rack in the yoke ring of rim lamination closed assembly, with measuring the position precision that pin insertion locating rack and rotor field spider stud radial hole detection rotor prop up bearing rod radial hole and yoke ring equal indicative.Finish the rotor field spider stud axially, the accuracy detection of hole count and five equilibrium string distance radially.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator of the present invention adopts following technical scheme:
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator, be characterized in: the rotor field spider measurement mechanism comprises basic ring flat-plate, wide yoke magnet yoke blanking sheet, folded inspection pin, in rotor field spider stud cylindrical bottom adjustable for height basic ring flat-plate is housed, there is folded inspection pin that wide yoke magnet yoke blanking sheet closed assembly is become the full circle yoke ring on the ring flat-plate of basis, in the full circle yoke ring that closed assembly becomes, studs with the five equilibrium locating rack in the circle yoke keyway.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator of the present invention can also adopt following technical measures:
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of described hydrogenerator is characterized in: adjustable for height basic ring flat-plate is installed on brackets with height-adjustable, and adjustable support is the adjustable height column support type structure that bolt and nut constitutes.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of described hydrogenerator is characterized in: have bottom outlet, full circle yoke ring to have with rotor field spider stud bottom outlet handle bottom the rotor field spider stud and close bolt.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of described hydrogenerator is characterized in: selling with folded inspection on the full circle yoke ring is that the benchmark closed assembly has the common yoke sheet of 5-10 layer.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of described hydrogenerator is characterized in: basic ring flat-plate is the fanning strip package assembly.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of described hydrogenerator is characterized in: there are 20 ° of-45 ° of chamferings that make things convenient for the magnet yoke blanking sheet closed assembly folded inspection pin upper end.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of described hydrogenerator, be characterized in: be processed with a slotted hole on the locating rack, the slotted hole radius is gapped with the measurement pin that detects usefulness, and this gap is less than the permissible error of radial hole position, rotor field spider stud two ends.
Advantage that the present invention has and good effect:
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator, owing to adopted brand-new technology scheme of the present invention, compared with prior art, the measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator of the present invention adopt with on the adjustable for height basic ring flat-plate with two kinds of magnet yoke blanking sheets of rotor respectively closed assembly be full circle (about the 3+10 layer), fastening with the register pin location, adjust the precision that the foundation ring plate height detects yoke and rotor field spider stud bottom outlet position, use locating rack, measure the pin detection rotor and prop up bearing rod radial peg hole site precision, when having guaranteed that the power station unit is installed, on rotor field spider, carry out rim lamination smoothly, more scientifically satisfied the technical requirement of rotor assembling, the rotor field spider that has solved the oblique stud support arm structure of hydrogenerator is installed a preceding detection difficult problem, has greatly improved product design manufacture level and production efficiency.
The present invention has simple in structure, easy to operate, safe in utilization, dependable performance detects advantages such as accurate, has guaranteed the requirement of rotor assembling, greatly improved the detection progress of the rotor field spider of the oblique stud support arm structure of hydrogenerator, save measurement frock cost, guaranteed carrying out smoothly of rotor assembling, improved product design, manufacture level.
Description of drawings
Fig. 1 is a syndeton synoptic diagram of the present invention;
Fig. 2 is folded inspection latch structure synoptic diagram;
Fig. 3 is the locating rack structural representation;
Fig. 4 is wide yoke magnet yoke blanking sheet structural representation;
Fig. 5 is common magnet yoke blanking sheet structural representation;
Fig. 6 is the rotor field spider structural representation of oblique stud support arm structure;
Fig. 7 is the A-A sectional structure synoptic diagram of Fig. 6.
Among the figure, 1. adjust pillar, 2. basic ring flat-plate, 3. wide yoke sheet, 4. rotor field spider, 5. closing bolt, 6. folded inspection pin, 7. locating rack, 8. wide yoke magnet yoke blanking sheet, 9. common magnet yoke blanking sheet, 10. rotor.
Embodiment
For further understanding technology contents of the present invention, characteristics and effect, enumerate following example now, and conjunction with figs. is described in detail as follows:
Embodiment 1
With reference to accompanying drawing 1 to Fig. 7.
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator, comprise basic ring flat-plate 2, wide yoke magnet yoke blanking sheet 8, folded inspection pin 6, in rotor field spider 4 stud cylindricals bottom adjustable for height basic ring flat-plate 2 is housed, adjustable for height basic ring flat-plate 2 is installed on brackets with height-adjustable, and adjustable support is the adjustable height pillar 1 formula structure that bolt and nut constitutes.The basis has on the ring flat-plate 2 folded inspection pin 6 that wide yoke magnet yoke blanking sheet 8 closed assemblies are become full circle yoke ring 3, is that the benchmark closed assembly has the common magnet yoke blanking sheet 9 of 5-10 layer with folded inspection pin 6 on the full circle yoke ring 3.There are 30 ° of chamferings that make things convenient for the magnet yoke blanking sheet closed assembly folded inspection pin 6 upper ends.There are bottom outlet, full circle yoke ring to have bottom 10 bearing rods of rotor and close bolt 5 with rotor field spider stud bottom outlet handle.In the full circle yoke ring that closed assembly becomes, stud with five equilibrium locating rack 7 in the circle yoke keyway.Be processed with a slotted hole on the locating rack 7, the slotted hole radius is gapped with the measurement pin, the permissible error of radial hole position, this gap may command rotor field spider stud two ends.
The structure of present embodiment and operating process:
The measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator detects the equal indicative and the halving hole rigging position of rotor field spider stud.It installs an adjustable for height basic ring flat-plate in rotor field spider stud cylindrical bottom, on this basic ring flat-plate, wide yoke magnet yoke blanking sheet closed assembly is become the full circle yoke ring with folded inspection pin, the basic ring flat-plate that raises makes wide yoke yoke ring and rotor field spider stud bottom outlet closing, continuation is the common yoke sheet of benchmark closed assembly 5-10 layer with folded inspection pin, in the full circle yoke ring that closed assembly becomes, be bumped into the five equilibrium locating rack in the round yoke keyway, use the axial hole of measuring on the pin measurement rotor field spider stud after the locating rack center line aligns with rotor field spider stud center line.Detect entad degree, the halving hole string distance and radius size accuracy requirement of rotor field spider stud; The rotor field spider stud axial hole, radial hole, the many equal indicatives of stud etc. that the invention solves the oblique stud support arm structure of hydrogenerator are measured a difficult problem.Power rotor is installed carried out smoothly, have the characteristics of making simple, easy to use, accurate positioning, saving cost, raising the efficiency simultaneously.
The adjustable for height basic ring flat-plate that install this measurement mechanism rotor field spider stud cylindrical bottom, can carry out height regulates, can make and rise height behind the wide yoke yoke ring closed assembly, and be connected closing with the rotor field spider stud and detect yoke hole and rotor field spider stud bottom outlet positional precision.The basis ring flat-plate can be made into fanning strip, lower end regulating device adjustable-height and level, 3 layers of wide magnet yoke blanking sheet of first closed assembly are located with register pin on the adjustable basic ring flat-plate, promote the foundation ring plate height, install and detect wide magnet yoke blanking sheet hole and rotor field spider stud bottom outlet positional precision.
This pick-up unit uses folded inspection pin to carry out the assembling location of magnet yoke blanking sheet.Folded inspection pin upper end is 30 ° of chamferings, is convenient to the magnet yoke blanking sheet closed assembly, and positioning bar diameter and magnet yoke blanking sheet hole tolerance clearance adopt little clearance fit, have guaranteed the circularity of closed assembly yoke ring.
Depict the five equilibrium center line at boring machine before the boring processing of the rotor field spider stud outside.Be convenient to the measurement of halving hole.Adjust in the full circle yoke ring of level and be bumped into the five equilibrium locating rack in the circle yoke keyway, processing one slotted hole on the locating rack, slotted hole radius be with to measure pin gapped, the permissible error of radial hole position, this gap may command rotor field spider stud two ends.The locating rack center line aligns the back with measuring axial 2 holes of selling on the measurement rotor field spider stud with rotor field spider stud center line.Can directly guarantee the qualified installation site of halving hole of rotor field spider stud.
Claims (7)
1. the measurement mechanism of the rotor field spider of the oblique stud support arm structure of hydrogenerator, it is characterized in that: the rotor field spider measurement mechanism comprises basic ring flat-plate, wide yoke magnet yoke blanking sheet, folded inspection pin, in rotor field spider stud cylindrical bottom adjustable for height basic ring flat-plate is housed, there is folded inspection pin that wide yoke magnet yoke blanking sheet closed assembly is become the full circle yoke ring on the ring flat-plate of basis, in the full circle yoke ring that closed assembly becomes, studs with the five equilibrium locating rack in the circle yoke keyway.
2. according to the measurement mechanism of the rotor field spider of the oblique stud support arm structure of the described hydrogenerator of claim 1, it is characterized in that: adjustable for height basic ring flat-plate is installed on brackets with height-adjustable, and adjustable support is the adjustable height column support type structure that bolt and nut constitutes.
3. according to the measurement mechanism of the rotor field spider of the oblique stud support arm structure of the described hydrogenerator of claim 1, it is characterized in that: rotor field spider stud bottom have bottom outlet, full circle yoke ring have with rotor field spider stud bottom outlet closing bolt.
4. according to the measurement mechanism of the rotor field spider of the oblique stud support arm structure of the described hydrogenerator of claim 1, it is characterized in that: be that the benchmark closed assembly has the common yoke sheet of 5-10 layer with folded inspection pin on the full circle yoke ring.
5. according to the measurement mechanism of the rotor field spider of the oblique stud support arm structure of the described hydrogenerator of claim 1, it is characterized in that: basic ring flat-plate is the fanning strip package assembly.
6. according to the measurement mechanism of the rotor field spider of the oblique stud support arm structure of the described hydrogenerator of claim 1, it is characterized in that: there are 20 ° of-45 ° of chamferings that make things convenient for the magnet yoke blanking sheet closed assembly folded inspection pin upper end.
7. according to the measurement mechanism of the rotor field spider of the oblique stud support arm structure of the described hydrogenerator of claim 1, it is characterized in that: be processed with a slotted hole on the locating rack, the slotted hole radius is gapped with the measurement pin that detects usefulness, and this gap is less than the permissible error of radial hole position, rotor field spider stud two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106012860A CN102141363B (en) | 2010-12-23 | 2010-12-23 | Device for measuring rotor bracket of hydrogenerator oblique stud support arm structure |
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| CN2010106012860A CN102141363B (en) | 2010-12-23 | 2010-12-23 | Device for measuring rotor bracket of hydrogenerator oblique stud support arm structure |
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| CN102141363A true CN102141363A (en) | 2011-08-03 |
| CN102141363B CN102141363B (en) | 2012-11-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102500942A (en) * | 2011-11-21 | 2012-06-20 | 哈尔滨电机厂有限责任公司 | Method for assembling and processing secondary stud for disc type rotor spider of hydraulic turbine generator on site |
| CN105945483A (en) * | 2016-06-20 | 2016-09-21 | 哈尔滨电机厂有限责任公司 | Before-welding adjustment and alignment process for positioning ribs of turbine generator |
| CN114111501A (en) * | 2021-12-06 | 2022-03-01 | 二重(镇江)重型装备有限责任公司 | U-shaped groove size detection tool for foundation ring plate with super-large diameter |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102500942A (en) * | 2011-11-21 | 2012-06-20 | 哈尔滨电机厂有限责任公司 | Method for assembling and processing secondary stud for disc type rotor spider of hydraulic turbine generator on site |
| CN105945483A (en) * | 2016-06-20 | 2016-09-21 | 哈尔滨电机厂有限责任公司 | Before-welding adjustment and alignment process for positioning ribs of turbine generator |
| CN114111501A (en) * | 2021-12-06 | 2022-03-01 | 二重(镇江)重型装备有限责任公司 | U-shaped groove size detection tool for foundation ring plate with super-large diameter |
| CN114111501B (en) * | 2021-12-06 | 2023-11-10 | 二重(镇江)重型装备有限责任公司 | Ultra-large diameter basic annular plate U-shaped groove-shaped position size detection tool |
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|---|---|
| CN102141363B (en) | 2012-11-07 |
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