CN201653335U - Automatic roundness measurement device for hydroelectric generating set - Google Patents
Automatic roundness measurement device for hydroelectric generating set Download PDFInfo
- Publication number
- CN201653335U CN201653335U CN2010202401600U CN201020240160U CN201653335U CN 201653335 U CN201653335 U CN 201653335U CN 2010202401600 U CN2010202401600 U CN 2010202401600U CN 201020240160 U CN201020240160 U CN 201020240160U CN 201653335 U CN201653335 U CN 201653335U
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- roundness measurement
- measurement device
- central shaft
- generating set
- sleeve body
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Abstract
The utility model relates to a roundness measurement device for a rotor and a rotating wheel of a vertical hydroelectric generating set, in particular to an automatic roundness measurement device for rotary parts of the hydroelectric generating set. The automatic roundness measurement device comprises a roundness measurement device; the roundness measurement device comprises a center sleeve body; a long arm and a short arm are arranged on both sides of the center sleeve body; a balance weight is arranged on the short arm; a percent meter bracket is arranged at the outer end of the long arm; and the center sleeve body is sheathed on the central shaft of the rotary part to be measured. The roundness measurement device also includes a motor, and a decelerator, wherein the central shaft of the output gear of the decelerator is connected with a thrust plate through a thrust bearing; the motor is fixed on the thrust plate; the output gear of the decelerator is horizontally fixed on the flange of counter shaft of the central shaft of the rotary part to be measured through bolts; and the upper end of the center sleeve body is pressed on the thrust plate. The automatic roundness measurement device has the advantages of simple, reasonable and smart structure, large torque, stable rotation, simple operation, and low labor intensity, and can completely substitute for the manual mobile roundness measurement support system to improve the roundness measurement accuracy and the work efficiency of the rotary parts of the hydroelectric generating set.
Description
Technical field
The utility model relates to a kind of vertical hydrogenerator group rotor, runner roundness measuring device, i.e. hydraulic generator unit rotatable parts circularity self-operated measuring unit.
Background technology
In the prior art, vertical hydrogenerator group rotor, runner roundness measuring device still adopt manpower to promote to survey the mode of circle frame.Described roundness measuring device is by a center body, and body both sides, center draw money on credit arm and short support arm have balancing weight on the short support arm, and there is an indicator bracket arm outer end of drawing money on credit, and the center body is enclosed within on the tested rotatable parts central shaft.Its shortcoming is that manpower promotes the inequality of exerting oneself, and surveys the vibration of circle frame support arm in the rotation process greatly, and labour intensity is big, and reading error is big, inefficiency or the like.
The utility model content
The purpose of this utility model is the hydraulic generator unit rotatable parts circularity self-operated measuring unit that a kind of measuring accuracy and high efficiency are provided at above-mentioned deficiency.
Technical solution of the present utility model is: hydraulic generator unit rotatable parts circularity self-operated measuring unit comprises roundness measuring device, roundness measuring device is by a center body, body both sides, center draw money on credit arm and short support arm, on the short support arm balancing weight is arranged, there is an indicator bracket arm outer end of drawing money on credit, and the center body is enclosed within on the tested rotatable parts central shaft.Also comprise a motor, speed reduction unit, the output gear of speed reducer central shaft is connected with thrust disc by thrust bearing, and motor is fixed on the thrust disc; Output gear of speed reducer is horizontally fixed on tested rotatable parts central shaft countershaft upper flange with bolt; Body upper end, center is pressed on the thrust disc.During use, rotate by above-mentioned control system control motor, by deceleration system couple is delivered on the roundness measuring device, motor rotates with thrust disc and roundness measuring device, starts or stops by above-mentioned control system control roundness measuring device.Control system also comprises a controller and a telepilot composition.
The utility model has the advantages that: 1, adopt electronic and remote control control roundness measuring device rotates around unit under test, simple and reasonable for structure, ingenious, torque is big, stability of rotation, easy and simple to handle, can replace manpower to promote to survey the circle frame system fully, reduce labour intensity.2, rest point standard, reading is accurate, and is easy to control, and the work efficiency height has improved hydrogenerator rotatable parts roundness measurement precision and work efficiency.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Description of drawings
Fig. 1 is the utility model structure diagram.
Fig. 2 is the utility model electric control gear structure diagram.
Fig. 3 is the utility model roundness measuring device structure diagram.
Fig. 4 is the plan structure sketch of Fig. 3.
Fig. 5 is the guide bearing block structure diagram.
Fig. 6 is Fig. 5 plan structure sketch.
Fig. 7 is Fig. 5 left side TV structure sketch.
Fig. 8 is a watt holder structure sketch.
Fig. 9 is Fig. 8 plan structure sketch.
Figure 10 is Fig. 8 left side TV structure sketch.
Embodiment
Referring to Fig. 1,3,4, hydraulic generator unit rotatable parts circularity self-operated measuring unit comprises roundness measuring device 18, roundness measuring device 18 is by a center body 7, center body 7 both sides draw money on credit arm 8 and short support arm 9, on the short support arm 9 balancing weight 10 (being used for keeping 18 liang of lateral balances of roundness measuring device) is arranged, there is an indicator bracket 17 arm 8 outer ends of drawing money on credit, and center body 7 is enclosed within on the central shaft (rotor countershaft) 16 of tested rotatable parts 15 (rotor).Body 7 upper ends 14 in center are pressed on the thrust disc 3.
Referring to Fig. 1,2, automatically controlled deceleration system comprises motor 1, speed reduction unit, and speed reduction unit is made up of pinion wheel 6, output gear 5 (gear wheel), and output gear 5 central shafts are connected with thrust disc 3 by thrust bearing 4, and motor 1 is fixed on the thrust disc 3; Speed reduction unit gear wheel 5 usefulness bolts are horizontally fixed on tested rotatable parts central shaft 16 upper flanges; Body 7 upper ends in center are pressed on the thrust disc 3.
Referring to Fig. 1,3-10, each is fixed on center body 7 top and the bottom of roundness measuring device 18 on the central shaft 16 with four guide bearing blocks 19, eight above-mentioned guide bearing blocks 19 be separately fixed at center body 7 up and down eight watts the holder 20 on, eight watts of above-mentioned holders 20 are fixed by bolts to ring 11 and following the ring on 12 on the center body 7 respectively, regulate guide bearing block 19 and central shaft 16 gaps by above-mentioned adjusting screw 13.During use, rotate, couple is delivered on the above-mentioned roundness measuring device 18 by above-mentioned deceleration system by above-mentioned control system control motor 1.Above-mentioned motor 1 rotates with thrust disc 3 and roundness measuring device 18, starts or stops by above-mentioned control system control roundness measuring device 18.
Claims (1)
1. hydraulic generator unit rotatable parts circularity self-operated measuring unit, comprise roundness measuring device (18), roundness measuring device (18) is by a center body (7), the arm of drawing money on credit (8) of center body (7) both sides and short support arm (9) are formed, on the short support arm (9) balancing weight (10) is arranged, there is an indicator bracket (17) arm (8) outer end of drawing money on credit, center body (7) is enclosed within on the tested rotatable parts central shaft (16), it is characterized in that also comprising a motor (1), speed reduction unit, output gear of speed reducer (5) central shaft is connected with thrust disc (3) by thrust bearing (4), and motor (1) is fixed on the thrust disc (3); Output gear of speed reducer (5) is horizontally fixed on tested rotatable parts central shaft (16) upper flange with bolt; Center body (7) upper end is pressed on the thrust disc (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202401600U CN201653335U (en) | 2010-06-29 | 2010-06-29 | Automatic roundness measurement device for hydroelectric generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202401600U CN201653335U (en) | 2010-06-29 | 2010-06-29 | Automatic roundness measurement device for hydroelectric generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201653335U true CN201653335U (en) | 2010-11-24 |
Family
ID=43118576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202401600U Expired - Fee Related CN201653335U (en) | 2010-06-29 | 2010-06-29 | Automatic roundness measurement device for hydroelectric generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201653335U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829701A (en) * | 2012-09-17 | 2012-12-19 | 重庆水轮机厂有限责任公司 | Circle measuring frame for large-size hydro-generator rotor and use method thereof |
| CN103954210A (en) * | 2014-05-21 | 2014-07-30 | 中国葛洲坝集团股份有限公司 | Automatic non-contact hydro-generator rotor roundness measuring device and method |
| CN105135993A (en) * | 2015-08-27 | 2015-12-09 | 哈尔滨电机厂有限责任公司 | Turbine generator rotor assembly roundness measuring device |
| CN105318799A (en) * | 2014-07-09 | 2016-02-10 | 西安嘉瀚机电科技有限公司 | Device for detecting arc-shaped element |
| CN107024164A (en) * | 2017-05-17 | 2017-08-08 | 广西桂冠电力股份有限公司大化水力发电总厂 | Hydroelectric generating set rotor surveys circle method and surveys circle device |
| CN110095103A (en) * | 2019-05-07 | 2019-08-06 | 中国水利水电科学研究院 | Survey round frame and the roundness measuring system with it |
| CN110793488A (en) * | 2019-11-07 | 2020-02-14 | 南昌工程学院 | Hydroelectric generating set rotor circle measuring device and circle measuring adjustment calculation method thereof |
-
2010
- 2010-06-29 CN CN2010202401600U patent/CN201653335U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829701A (en) * | 2012-09-17 | 2012-12-19 | 重庆水轮机厂有限责任公司 | Circle measuring frame for large-size hydro-generator rotor and use method thereof |
| CN103954210A (en) * | 2014-05-21 | 2014-07-30 | 中国葛洲坝集团股份有限公司 | Automatic non-contact hydro-generator rotor roundness measuring device and method |
| CN103954210B (en) * | 2014-05-21 | 2015-06-03 | 中国葛洲坝集团股份有限公司 | Measuring device and method of automatic non-contact hydro-generator rotor roundness |
| CN105318799A (en) * | 2014-07-09 | 2016-02-10 | 西安嘉瀚机电科技有限公司 | Device for detecting arc-shaped element |
| CN105135993A (en) * | 2015-08-27 | 2015-12-09 | 哈尔滨电机厂有限责任公司 | Turbine generator rotor assembly roundness measuring device |
| CN107024164A (en) * | 2017-05-17 | 2017-08-08 | 广西桂冠电力股份有限公司大化水力发电总厂 | Hydroelectric generating set rotor surveys circle method and surveys circle device |
| CN110095103A (en) * | 2019-05-07 | 2019-08-06 | 中国水利水电科学研究院 | Survey round frame and the roundness measuring system with it |
| CN110095103B (en) * | 2019-05-07 | 2024-02-02 | 中国水利水电科学研究院 | Circle measuring frame and roundness measuring system with same |
| CN110793488A (en) * | 2019-11-07 | 2020-02-14 | 南昌工程学院 | Hydroelectric generating set rotor circle measuring device and circle measuring adjustment calculation method thereof |
| CN110793488B (en) * | 2019-11-07 | 2021-08-20 | 南昌工程学院 | Hydroelectric generating set rotor circle measuring device and circle measuring adjustment calculation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20150629 |
|
| EXPY | Termination of patent right or utility model |