CN101699214B - Device for measuring large-scaled bulb tubular hydraulic generator rotor - Google Patents
Device for measuring large-scaled bulb tubular hydraulic generator rotor Download PDFInfo
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- CN101699214B CN101699214B CN2009100709233A CN200910070923A CN101699214B CN 101699214 B CN101699214 B CN 101699214B CN 2009100709233 A CN2009100709233 A CN 2009100709233A CN 200910070923 A CN200910070923 A CN 200910070923A CN 101699214 B CN101699214 B CN 101699214B
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Abstract
The invention relates to a device for measuring a large-scaled bulb tubular hydraulic generator rotor. The device is characterized in that: the device comprises a rotor measuring frame, an upper rotary disk connected to the left side of the rotor measuring frame, a lower rotary disk connected with the upper rotary disk and a dial indicator which is arranged the inner wall on the right side of the rotor measuring frame and of which a hand is extended to the external diameter of a magnetic pole, wherein the inner side on the top part of the rotor measuring frame is provided with a bearing device stuck to a hub of the rotor frame; the upper rotary disk is evenly provided with a plurality of bearing devices along a circumferential direction, and each bearing device is stuck to the upper flange surface of the rotor frame; and the lower end surface of the lower rotary disk is evenly provided with a plurality of horizontal bearing devices along the circumferential direction, and each bearing device is stuck to the inner porous surface of the rotor frame. The device can be produced by waste scraps in power stations or assembling fields, so that the cost is saved, the measurement is quick and accurate, the time and labor are saved, and the production efficiency is improved. The device has the advantages of quick measurement, easy operation, accurate data, time-saving and labor-saving measurement and the like.
Description
Technical field
The invention belongs to the hydraulic power generation technology field, particularly relate to a kind of device for measuring large-scaled bulb tubular hydraulic generator rotor.
Background technology
Scaled bulb tubular hydraulic generator rotor is the vitals in the hydrogenerator; Its structure is several magnetic poles are mounted on the external diameter circumference of rotor field spider equably and are combined into rotor, and it is the parts of a high speed rotating, and common hydraulic generator rotor external diameter maximum is to 10000 millimeters; And diameter of stator bore that matches with rotor and the gap between the rotor diameter have only 5～9 millimeters; And the gap of stator and rotor is a very important numerical value in the hydrogenerator, if the gap is inhomogeneous, then causes the variation in magnetic field and makes generator produce vibrations and noise; And then cause the accident; Therefore the size of every rotor diameter must satisfy the tolerance of drawing, and satisfies the requirement of drawing, must have good survey instrument to support.
At present, the generator amature measurement mechanism is to do two jacket casings in advance on the top of main shaft, and one is stop sleeve; One is turnbarrel, and the support of measurement bay is welded on the external diameter of turnbarrel, and sounding rod extends to the tested position of rotor; Just can measure; And the top of main shaft has 4000～6000 millimeters high (generator capacity is different, and the height of main shaft is different) according to the tested position of rotor, and sounding rod also needs 4000～6000 millimeters; Because the sounding rod growing way must cause its degree of accuracy that error is arranged; And measurement bay high workload personnel also will promote support by the top that instrument is climbed main shaft rotor circumference is measured, and labor strength is big like this, the poor accuracy of measurement, take material, time-consuming and efficient is low.
Summary of the invention
The present invention provides a kind of raising to detect progress for solving the technical matters that exists in the known technology, and is simple to operate, fast, accurately, save time, the labour-saving device for measuring large-scaled bulb tubular hydraulic generator rotor.
The technical scheme that the present invention takes for the technical matters that exists in the solution known technology is:
A kind of device for measuring large-scaled bulb tubular hydraulic generator rotor; It is characterized in that: comprise the rotor measurement frame of processing П shape; The top rotary table that rotor measurement frame left side connects; Top rotary table connects the lower rotary table be positioned at downside and the parallel installation of top rotary table through securing member, and the dial gauge of several measurement magnetic poles is installed on the right side inwall of rotor measurement frame, and the indicator of dial gauge extends to the external diameter of magnetic pole; The inside top of said rotor measurement frame is provided with bearing arrangement, and the wheel hub of this bearing arrangement and rotor field spider is fitted; Said top rotary table along the circumferential direction is uniformly distributed with several bearing arrangements that are equipped with, and each bearing arrangement is all fitted with the upper flange surface of rotor field spider; The lower surface of lower rotary table along the circumferential direction is uniformly distributed with and several are installed are horizontal bearing devices, and each bearing arrangement is all fitted with the inner hole surface of rotor field spider.
The present invention can also adopt following technical measures:
The bearing arrangement of the inside top setting of said rotor measurement frame comprises a bearing seat that curves П shape, and screw rod is installed in the upper end of bearing seat, and screw rod connects the top of rotor measurement frame, in bearing seat, through axle the bearing of fitting with the wheel hub of rotor field spider is installed.
The bearing arrangement that said top rotary table along the circumferential direction is uniformly distributed with installation comprises the card that is connected with top rotary table, is coated with axle between two cards, and the bearing of fitting with the upper flange surface of rotor field spider is installed on the axle.
The said bearing arrangement that is installed in the lower rotary table lower surface comprises a bearing seat that curves П shape; Through axle bearing is installed on the bearing seat; One end of bearing seat is installed guide pillar, and the other end of guide pillar is inserted in the adjustment cover of an end opening, and the other end of adjustment cover is equipped with the adjustment bolt that the adjustment guide pillar stretches out; On the outer circumference surface of guide pillar, be processed with the adjustment groove, the position adjustment of corresponding adjustment groove puts and is coated with trip bolt.
Advantage and good effect that the present invention has are: device for measuring large-scaled bulb tubular hydraulic generator rotor; Owing to adopted brand-new technology scheme of the present invention; Therefore promoting the rotor measurement frame just can measure the more any size on the rotor circumference accurately; This invention can be in the power station or the erecting stage utilize discarded corner blanking to make, save cost, fast, accurately, save time, laborsaving, enhance productivity.The present invention has advantages such as detection is quick, simple to operate, data accurate, measurement is time saving and energy saving.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 be among Fig. 1 K to view;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is centre bearer device 7 structural representations of the present invention;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is centre bearer device 9 structural representations of the present invention;
Fig. 7 is centre bearer device 10 structural representations of the present invention;
Fig. 8 is Fig. 7 vertical view;
Fig. 9 is a user mode structural representation of the present invention.
Among the figure: 1, rotor measurement frame; 2, top rotary table; 3, coupling bolt; 4, lower rotary table; 5, dial gauge; 6, magnetic pole; 7, bearing arrangement; 7-1, bearing seat; 7-2, screw rod; 7-3, axle; 7-4, bearing; 8, rotor field spider; 8-1, wheel hub; 8-2, upper flange; 8-3, inner hole surface; 9, bearing arrangement; 9-1, card; 9-2, axle; 9-3, bearing; 10, bearing arrangement; 10-1, bearing seat; 10-2, guide pillar; 10-3, adjustment cover; 10-4, adjustment bolt; 10-5, adjustment groove; 10-6, trip bolt; 10-7, bearing; 10-8, axle.
Embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, the following examples of giving an example now, and conjunction with figs. specifies as follows:
Embodiment: see also Fig. 1 to Fig. 3; A kind of device for measuring large-scaled bulb tubular hydraulic generator rotor; This patent measurement mechanism comprises the rotor measurement frame 1 of processing П shape, and the top rotary table 2 that rotor measurement frame 1 left side connects, top rotary table 2 connect the lower rotary table 4 that is positioned at top rotary table 2 downsides and top rotary table 2 parallel installations through securing member coupling bolt 3; The dial gauge 5 that several measure magnetic pole is installed on the right side inwall of rotor measurement frame 1, and the indicator of dial gauge 5 extends to the external diameter of magnetic pole 6; The inside top of said rotor measurement frame 1 is provided with bearing arrangement 7; The wheel hub 8-1 of this bearing arrangement 7 and rotor field spider 8 fits; See also Fig. 4 and Fig. 5, this bearing arrangement 7 comprises a bearing seat 7-1 who curves П shape, and screw rod 7-2 is installed in the upper end of bearing seat 7-1; Screw rod 7-2 connects the top of rotor measurement frame 1, in bearing seat 7-1, passes through the bearing 7-4 that axle 7-3 installs and the wheel hub 8-1 of rotor field spider 8 fits.Said top rotary table 2 along the circumferential direction is uniformly distributed with several bearing arrangements 9 that are equipped with; Each bearing arrangement 9 is all fitted with the upper flange 8-2 face of rotor field spider 8; See also Fig. 6; Each bearing arrangement 9 all mainly comprises the card 9-1 that is connected with top rotary table 2, is coated with a 9-2 between the two card 9-1, and axle 9-2 goes up the bearing 9-3 that fits with the upper flange 8-2 face of rotor field spider 8 is installed.The lower surface of said lower rotary table 4 along the circumferential direction is uniformly distributed with and several are installed are horizontal bearing devices 10; Each bearing arrangement 10 is all fitted with the inner hole surface 8-3 of rotor field spider 8; See also Fig. 7 and Fig. 8; This bearing arrangement 10 mainly comprises a bearing seat 10-1 who curves П shape, through axle 10-8 bearing 10-7 is installed on the bearing seat, and the end of bearing seat 10-1 is installed guide pillar 10-2; The other end of guide pillar 10-2 is inserted in the adjustment cover 10-3 of an end opening; The other end of adjustment cover 10-3 is equipped with the adjustment bolt 10-4 that adjustment guide pillar 10-2 stretches out, and on the outer circumference surface of guide pillar 10-2, is processed with adjustment groove 10-5, is coated with trip bolt 10-6 on the position adjustment cover 10-3 of corresponding adjustment groove 10-5.
The process that specifically installs and measures of present embodiment: see also Fig. 9: the utility model is placed on the hydraulic generator rotor, when placing, makes the indicator of dial gauge 5 extend to the external diameter of magnetic pole 6; The bearing arrangement 7 of the inside top of rotor measurement frame 1 is fitted with the wheel hub 8-1 of rotor field spider 8; Top rotary table 2 along the circumferential direction is uniformly distributed with the bearing arrangement 9 of installation and fits with the upper flange 8-2 face of rotor field spider 8, and the lower surface of lower rotary table 4 along the circumferential direction is uniformly distributed with the inner hole surface 8-3 applying of bearing arrangement 10 with the rotor field spider 8 of installation; After the installation, promote the right side cantilever of rotor measurement frame, rotor measuring device is rotated arbitrarily along the circumferencial direction of rotor, dial gauge just can be measured the outside dimension of any magnetic pole on the rotor arrangement.
Claims (4)
1. device for measuring large-scaled bulb tubular hydraulic generator rotor; It is characterized in that: comprise the rotor measurement frame of processing ∏ shape; The top rotary table that rotor measurement frame left side connects; Top rotary table connects the lower rotary table be positioned at downside and the parallel installation of top rotary table through securing member, and the dial gauge of several measurement magnetic poles is installed on the right side inwall of rotor measurement frame, and the indicator of dial gauge extends to the external diameter of magnetic pole; The inside top of said rotor measurement frame is provided with bearing arrangement, and the wheel hub of this bearing arrangement and rotor field spider is fitted; Said top rotary table along the circumferential direction is uniformly distributed with several bearing arrangements is installed, and each said top rotary table along the circumferential direction is uniformly distributed with the bearing arrangement of installation and all fits with the upper flange surface of rotor field spider; The lower surface of lower rotary table along the circumferential direction is uniformly distributed with and several are installed are horizontal bearing devices, and each said bearing arrangement that is installed in the lower rotary table lower surface is all fitted with the inner hole surface of rotor field spider.
2. device for measuring large-scaled bulb tubular hydraulic generator rotor according to claim 1; It is characterized in that: the bearing arrangement of the inside top setting of said rotor measurement frame comprises a bearing seat that curves ∏ shape; Screw rod is installed in the upper end of bearing seat; Screw rod connects the top of rotor measurement frame, in bearing seat, through axle the bearing of fitting with the wheel hub of rotor field spider is installed.
3. device for measuring large-scaled bulb tubular hydraulic generator rotor according to claim 1; It is characterized in that: the bearing arrangement that said top rotary table along the circumferential direction is uniformly distributed with installation comprises the card that is connected with top rotary table; Be coated with axle between two cards, the bearing of fitting with the upper flange surface of rotor field spider is installed on the axle.
4. device for measuring large-scaled bulb tubular hydraulic generator rotor according to claim 1; It is characterized in that: the said bearing arrangement that is installed in the lower rotary table lower surface comprises a bearing seat that curves ∏ shape; Through axle bearing is installed on the bearing seat; One end of bearing seat is installed guide pillar, and the other end of guide pillar is inserted in the adjustment cover of an end opening, and the other end of adjustment cover is equipped with the adjustment bolt that the adjustment guide pillar stretches out; On the outer circumference surface of guide pillar, be processed with the adjustment groove, the position adjustment of corresponding adjustment groove puts and is coated with trip bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100709233A CN101699214B (en) | 2009-10-22 | 2009-10-22 | Device for measuring large-scaled bulb tubular hydraulic generator rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100709233A CN101699214B (en) | 2009-10-22 | 2009-10-22 | Device for measuring large-scaled bulb tubular hydraulic generator rotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101699214A CN101699214A (en) | 2010-04-28 |
| CN101699214B true CN101699214B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100709233A Expired - Fee Related CN101699214B (en) | 2009-10-22 | 2009-10-22 | Device for measuring large-scaled bulb tubular hydraulic generator rotor |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462132A (en) * | 2017-06-29 | 2017-12-12 | 重庆大唐国际彭水水电开发有限公司 | A kind of measurement apparatus and method of the absolute radius of hydraulic generator rotor |
| CN110149033B (en) * | 2019-06-28 | 2023-12-08 | 南京汽轮电机(集团)有限责任公司 | Generator rotating shaft position measurement comparison device and method |
| CN113315318A (en) * | 2021-05-11 | 2021-08-27 | 中国长江电力股份有限公司 | Inspection device and inspection method suitable for large-scale hydraulic generator stator and rotor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201081683Y (en) * | 2007-09-27 | 2008-07-02 | 天津市天发重型水电设备制造有限公司 | Guide blade arm angle measuring device |
| CN201297910Y (en) * | 2008-11-20 | 2009-08-26 | 天津市天发重型水电设备制造有限公司 | Tool equipment for detecting guide vane levers of guide hydraulic turbine of adjustable hydro generator |
| CN201548169U (en) * | 2009-10-22 | 2010-08-11 | 天津市天发重型水电设备制造有限公司 | Hydro-turbo generator rotor measuring device |
-
2009
- 2009-10-22 CN CN2009100709233A patent/CN101699214B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201081683Y (en) * | 2007-09-27 | 2008-07-02 | 天津市天发重型水电设备制造有限公司 | Guide blade arm angle measuring device |
| CN201297910Y (en) * | 2008-11-20 | 2009-08-26 | 天津市天发重型水电设备制造有限公司 | Tool equipment for detecting guide vane levers of guide hydraulic turbine of adjustable hydro generator |
| CN201548169U (en) * | 2009-10-22 | 2010-08-11 | 天津市天发重型水电设备制造有限公司 | Hydro-turbo generator rotor measuring device |
Non-Patent Citations (3)
| Title |
|---|
| JP特开2006-153546A 2006.06.15 |
| JP特开2006-60979A 2006.03.02 |
| 仇宝云等.《大型立式泵电机转子测圆方法分析》.《水泵技术》.2003,(第6期),29-31. * |
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| Publication number | Publication date |
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| CN101699214A (en) | 2010-04-28 |
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