CN210198352U - Circle measuring device for rotor of hydraulic generator - Google Patents
Circle measuring device for rotor of hydraulic generator Download PDFInfo
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- CN210198352U CN210198352U CN201921015812.8U CN201921015812U CN210198352U CN 210198352 U CN210198352 U CN 210198352U CN 201921015812 U CN201921015812 U CN 201921015812U CN 210198352 U CN210198352 U CN 210198352U
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Abstract
The utility model discloses a hydraulic generator rotor surveys circle device, a serial communication port, survey the circle frame including spider, the rotor of setting on spider, the circle frame is surveyed to the rotor is including rotating cover positioning mechanism, gimbal mechanism, measurement frame mechanism and landing leg mechanism, gimbal mechanism passes through the flange and is connected with rotating cover positioning mechanism, it is connected with gimbal mechanism through fastening bolt to measure frame mechanism, it carries out the rotation through rotating cover positioning mechanism and surveys the circle to measure frame mechanism, landing leg mechanism sets up through bearing structure and is rotating cover positioning mechanism lower extreme. The utility model aims at providing an easy operation, the hydraulic generator rotor of being convenient for loading and unloading survey circle device can adjust at certain size within range and survey the circle radius, can be used to the work of surveying the circle of many specifications rotor, thereby avoided every rotor to design supporting survey circle mechanism one by one and leaded to phenomenons such as work load is big, raw and other materials are extravagant, measurement accuracy is high, repeatedly usable, and has improved measurement of efficiency.
Description
Technical Field
The utility model relates to a hydraulic turbine makes technical field, especially relates to a hydraulic generator rotor circle measuring device.
Background
A rotor mechanism of a vertical unit is a core mechanism of a generator. The roundness of the rotor is related to the stability of the power generation of the generator, and the smaller the roundness error of the rotor is, the smoother the magnetic field formed by the rotor is, the more stable the current generated by the stator after cutting the magnetic induction lines is, and the roundness of the rotor during rotation also affects the stability of the rotation. The rotor roundness measurement is very important during rotor assembly, the position deviation of each magnetic pole during installation can be seen through the measurement, and the purpose of adjusting the rotor roundness is achieved by adjusting the magnetic poles.
The existing rotor circle measuring device mainly has 2 types: 1. a hub. The central body is sleeved on the rotor large shaft, and a supporting ring is arranged below the sleeve. The sleeve rotates on the rotor large shaft to measure the circle. 2. A central body with a central axis. The central body is mounted on top of the rotor shaft, referenced to the central shaft. The rounding is performed by rotating the central body on the central axis.
The rotor circle measuring device has certain limitation, is complex to assemble and disassemble, cannot adjust the circle measuring radius within a certain size range, cannot be well suitable for circle measuring work of rotors with multiple specifications, and accordingly, each rotor is enabled to design the matched circle measuring device one by one, and accordingly the defects of large workload, waste of raw materials and the like are overcome.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model aims at providing a circle device is surveyed to hydraulic generator rotor easy operation, loading and unloading of being convenient for can survey the circle radius at certain size within range adjustment, can be used to the circle of surveying work of many specifications rotor, thereby avoided every rotor to design supporting circle mechanism one by one and leaded to phenomenons such as work load is big, raw and other materials are extravagant, measurement accuracy is high, repeatedly usable, and has improved measurement of efficiency.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: a circle measuring device for a hydraulic generator rotor comprises a rotor support and a circle measuring frame of the rotor arranged on the rotor support, wherein the circle measuring frame of the rotor comprises a rotary sleeve positioning mechanism, a support mechanism, a measuring frame mechanism and a support leg mechanism, the support mechanism is connected with the rotary sleeve positioning mechanism through a flange, the measuring frame mechanism is connected with the support mechanism through a fastening bolt, the measuring frame mechanism rotates through the rotary sleeve positioning mechanism to measure a circle, the support leg mechanism is arranged at the lower end of the rotary sleeve positioning mechanism through a supporting structure,
the rotary sleeve positioning mechanism comprises a rotary sleeve, the rotary sleeve comprises a first rotary sleeve and a second rotary sleeve, the first rotary sleeve and the second rotary sleeve respectively comprise a shaft sleeve, a bearing bush and a fixing plate, the rotary sleeve is formed by connecting two semicircular first rotary sleeves and second rotary sleeves through bolts, the bearing bush comprises a first bearing bush and a second bearing bush, the first bearing bush is connected with the second bearing bush through a bolt, the bearing bush is arranged in the rotary sleeve, and the fixing plate is arranged on the outer surface of the rotary sleeve and is fixedly connected with the rotary sleeve;
the support mechanism comprises a first support structure and a second support structure, one end of the first support structure is fixedly connected with the rotary sleeve through a fixing plate, the other end of the first support structure is fixedly connected with the measuring frame mechanism, one end of the second support structure is fixedly connected with the rotary sleeve through a fixing plate, and the other end of the second support structure is provided with a balancing weight;
the measuring frame mechanism comprises a telescopic end, a fixed end and a measuring end, the fixed end is fixedly connected with the first support structure, the telescopic end is telescopically connected with the fixed end, and the measuring end is fixedly connected with the telescopic end through a connecting piece;
the landing leg mechanism comprises a bearing support, an adjusting screw seat, an adjusting screw, a first bearing and a second bearing, the adjusting screw seat is fixedly connected with the rotary sleeve positioning mechanism, the adjusting screw is connected with the adjusting screw seat through a locking nut, the first bearing is arranged on one side, close to the adjusting screw, of the bearing support, and the second bearing is arranged at the other end of the bearing support through a rotating shaft.
Furthermore, the supporting structure is a supporting ring, and two ends of the supporting ring are respectively and fixedly connected with the rotary sleeve positioning mechanism and the supporting leg mechanism.
Further, the fixed plate is "T" type, fixed plate quantity is two, and sets up respectively in the both sides of rotating the cover.
Further, the connecting piece is a supporting angle steel.
Further, first supporting structure and second supporting structure all include the support main part, the support main part is the triangle-shaped structure, the support main part passes through bolted connection with the cover positioning mechanism soon.
Furthermore, the rotary sleeve positioning mechanism comprises a plurality of supporting plates, the supporting plates are fixedly connected with the rotary sleeve, and each supporting plate is provided with a lifting lug.
Further, a support block is arranged at the upper end of the bearing support, a bearing cover plate is arranged on the support block, the bearing cover plate is connected with the support block through a bolt, and the first bearing is arranged between the support blocks.
Further, the first bearing is a thrust bearing.
Further, the second bearing is a cylindrical roller bearing.
The utility model has the advantages that:
the utility model discloses a survey circle device easy operation, be convenient for load and unload repeatedly usable, survey the circle frame through setting up spider, setting rotor on spider, the circle frame is surveyed to the rotor is including rotating cover positioning mechanism, gimbal mechanism, measuring frame mechanism and landing leg mechanism, can adjust at certain size within range and survey the circle radius, can be used to the circle of surveying work of many specifications rotor, and application scope is extensive, thereby has avoided every rotor to design supporting circle mechanism one by one and has leaded to phenomenons such as work load is big, raw and other materials are extravagant, and has improved measurement accuracy and measurement of efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the rotating sleeve positioning mechanism of the present invention.
Fig. 3 is a top view of the rotating sleeve positioning mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the support mechanism of the present invention.
Fig. 5 is a schematic structural diagram of the leg mechanism of the present invention.
Fig. 6 is a sectional view of the support mechanism of the present invention.
Fig. 7 is a schematic structural diagram of the fixing plate of the present invention.
Wherein:
1. a main shaft, 2, a rotor support, 3, a rotor circle measuring frame, 4, a rotating sleeve positioning mechanism, 41, a first rotating sleeve, 42, a second rotating sleeve, 43, a bearing bush, 431, a first bearing bush, 432, a second bearing bush, 44, a lifting lug, 45, a support plate, 46, a shaft sleeve, 47, a fixing plate, 48, a set screw, 5, a support mechanism, 51, a first support structure, 52, a second support structure, 53, a support main body, 6, a measuring frame mechanism, 61, a fixed end, 62, a telescopic end, 63, a connecting piece, 64, a measuring end, 7, a support leg mechanism, 71, an adjusting screw seat, 72, a locking nut, 73, an adjusting screw rod, 74, a bearing support, 75, a support block, 76, a bearing cover plate, 77, a first bearing, 78, a rotating shaft, 79, a second bearing, 8, a balancing weight block, 9, a stop block, 10, a support ring, 11, a bolt connecting pair, 12, a fastening bolt, 13 and an adjusting bolt, 14. and (4) a flange.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, a circle measuring device for a rotor of a hydraulic generator comprises a rotor support 2 and a circle measuring frame 3 arranged on the rotor support 2, wherein the circle measuring frame 3 comprises a rotary sleeve positioning mechanism 4, a support mechanism 5, a measuring frame mechanism 6 and a support leg mechanism 7, the support mechanism 5 is connected with the rotary sleeve positioning mechanism 4 through a flange 14, the measuring frame mechanism 6 is connected with the support mechanism 5 through a fastening bolt 12, the measuring frame mechanism 6 rotates through the rotary sleeve positioning mechanism 4 to measure a circle, the support leg mechanism 7 is arranged at the lower end of the rotary sleeve positioning mechanism 4 through a support structure, namely a support ring 10, the support ring 10 is composed of two halves and is connected through a bolt, so that the support ring is convenient to detach and mount, and two ends of the support ring 10 are fixedly connected with the rotary sleeve positioning mechanism 4 and the support leg mechanism 7 respectively,
as shown in fig. 2, 3 and 7, the rotating sleeve positioning mechanism 4 includes a rotating sleeve, the rotating sleeve includes a first rotating sleeve 42 and a second rotating sleeve 43, the first rotating sleeve 42 and the second rotating sleeve 43 each include a sleeve 46, a bush 43, and a fixing plate 47, the rotating sleeve is composed of two semicircular first rotating sleeve 42 and second rotating sleeve 43 connected by a bolt, the bush 43 includes a first bush 431 and a second bush 431, the first bush 431 and the second bush 432 are connected by a bolt, the bush 43 is disposed in the rotating sleeve, the bush 42 is made of a metal material with excellent performance by casting and machining, the bush 42 is assembled in the rotating sleeve 41, the gap between the bush 42 and the main shaft 1 is adjusted by an adjusting bolt 13 on the rotating sleeve 41 for positioning adjustment, the fixing plate 43 is disposed on the outer surface of the rotating sleeve 41 and is fixedly connected with the rotating sleeve 41, the fixing plate 43 is in a "T" shape, the number of the fixing plates 43 is two, the fixing plates 43 are provided with a plurality of connecting holes 47, the rotating sleeve positioning mechanism 4 further comprises a plurality of supporting plates 44, the supporting plates 44 are fixedly connected with the rotating sleeve 41, each supporting plate 44 is provided with a lifting lug 45, and the lifting lugs 45 are used for lifting;
as shown in fig. 1, 4 and 6, the bracket mechanism 5 includes a first bracket structure 51 and a second bracket structure 52, one end of the first supporting structure 51 is fixedly connected with the rotary sleeve 41 through the fixing plate 43, the other end of the first supporting structure 51 is fixedly connected with the measuring frame mechanism 6, one end of the second support structure 52 is fixedly connected with the rotary sleeve 41 through a fixing plate 43, the other end of the second support structure 52 is provided with a balancing weight 8, the first and second mounting structures 51, 52 each comprise a mounting body 53, the mounting body 53 being of triangular configuration, the bracket main body 53 is connected with the rotating sleeve positioning mechanism 4 through bolts and connecting holes 47, the bracket main body 53 is made of metal with excellent performance, the measuring structure is manufactured by a machining method and a welding method, and the stability of the measuring structure and the counterweight structure is realized by adopting a triangular frame structure;
as shown in fig. 1, the measuring frame mechanism 6 includes a telescopic end 62, a fixed end 61 and a measuring end, the fixed end is fixedly connected with the first support structure, the telescopic end is telescopically connected with the fixed end, the measuring end 64 is fixedly connected with the telescopic end 62 through a connecting piece 63, the measuring end 64 is specifically a measuring rod, the connecting piece 63 is a supporting angle steel, the measuring frame mechanism 6 is made of metal with excellent performance by a machining method and a welding method, the telescopic structure is adopted to facilitate measurement of rotors with different specifications, and high-strength bolts and nuts are adopted to perform structural connection and compression;
as shown in fig. 5, the leg mechanism 7 includes a bearing support 74, an adjusting screw seat 71, an adjusting screw 73, a first bearing 77 and a second bearing 79, the adjusting screw seat 71 is fixedly connected with the rotating sleeve positioning mechanism 4, the adjusting screw 73 is connected with the adjusting screw seat 71 through a lock nut 72, one side of the bearing support 74 close to the adjusting screw 73 is provided with the first bearing 77, the other end of the bearing support 74 is provided with the second bearing 79 through a rotating shaft 78, the upper end of the bearing support 74 is provided with a support block 75, the support block 75 is provided with a bearing cover plate 76, the bearing cover plate 76 is connected with the support block 74 through bolts, the first bearing 77 is arranged between the support blocks 75, the first bearing 77 is a thrust bearing, the second bearing 79 is a cylindrical roller bearing, and the leg mechanism 7 is a universal structure composed of a cylindrical roller bearing and a thrust bearing, the circle measuring structure can rotate on the rotor smoothly and conveniently.
The working mode is as follows:
all the driving parts (referring to power elements), the electric devices and the adaptive power supply are connected through leads, and specific connecting means refer to the following working principle that the electric devices are electrically connected in sequence.
1. And (1) the roundness of the outer circle of the assembled rotor must reach certain precision according to the working position and action of the rotor. In order to adjust the roundness of the outer circle of the rotor, a rotor circle measuring device is required to measure and adjust the position of the magnetic pole of the rotor, so that the precision required by design is achieved.
(2) The rotor circle measuring mechanism determines the overall dimensions of the rotating support and the measuring frame according to the diameter of the rotor, the general dimensions are the length of the support, the height of the support, the specification of a steel pipe required by the support and the length of the measuring rod, and the rotor circle measuring mechanism also determines the dimensions of the rotating sleeve positioning mechanism 4 and the supporting leg mechanism 7 according to the diameter of the main shaft 1 of the hydraulic generator, wherein the general dimensions are the dimensions of the inner diameter and the outer diameter of the rotating sleeve 41, the height of the rotating sleeve 41, the inner diameter and the outer diameter of the supporting ring 10, the height of the supporting leg mechanism 7 and the like. Then, a series of sizes determined by integration are selected, and the size and the number of the balancing weights 8, the number of the leg mechanisms 7, the size of the connecting bolt pair 11 and the like are selected.
(3) The process contents of blanking, processing and the like of the parts such as the counterweight 8, the measuring frame mechanism 6 and the like in fig. 2, 3, 4, 5 and 1 are completed by using methods such as thermal cutting, welding, machining and the like.
(4) After the welding necessary for the assembling machine is completed for each processed part according to each structure (figure 2, figure 3, figure 4 and figure 5) of the part, the using requirement and the performance of each mechanism are met by a mechanical processing method.
2. The inner diameter of the bearing shell 42, and thus the series of dimensions of the bearing shell 42, and the dimensions of the swivel nut 41, are determined (fig. 2) according to the diameter of the generator main shaft 1. The bearing bush 42 and the rotary sleeve 41 are both of a split structure. After the rotary sleeve formed by assembling and welding the fixing plate 43, the shaft sleeve 41, the lifting lug 45 and the supporting plate 44 is subjected to relevant machining (working face, hole and the like), the two-piece first rotary sleeve 41 and the two-piece second rotary sleeve 42 are combined into a whole by using the connecting bolt pair 11, and then relevant machining (working face, hole and the like) is performed; after the machining is finished, the bearing bush 43 is assembled on the rotary sleeve, and then relevant machining (working surface, hole and the like) is carried out to finish the use requirement and performance of each part, and the adjusting bolt 13 and the set screw 12 are assembled to adjust the relative position of the bearing bush 43 and the main shaft 1.
3. The holder main body 53 is sized according to the rotor diameter and the height. The bracket main body 53 of fig. 4 is cut to be long and short, beveled and the like according to actual dimensions and is welded into a whole, and the flange 14 is welded with the bracket main body 53 after blanking and related machining (working face, hole and the like).
4. The measuring frame mechanism 6 of the circle measuring device is an adjustable mechanism and is used for measuring rotors with different sizes. In fig. 1, the fixing end 61 is blanked and machined (hole) and then welded at a proper position of the bracket main body 53, and the telescopic end 64 is blanked and assembled in the fixing end 61, and then the extension length is adjusted and tightened by the fastening bolt 12. The measuring end 64 can be connected to the telescopic end 62 through the bolt connecting pair 11 and can also be welded to the fixed end 61, and then a connecting piece 63 is welded at a proper position to support angle steel.
5. After the support mechanism 5 and the measuring frame mechanism 6 of the circle device to be measured are determined, the size and the number of the balancing weights 8 and the size of the second support structure 52 can be determined. And then the bolt connecting pair 11 and the stop block 9 are used for connecting and fixing.
6. The relevant dimensions of the support ring 10 are determined according to the dimensions of the bearing bush 43, the rotor support 2 and the main shaft 1. The support ring 10 is of a two-petal structure, is connected and fastened by a bolt connecting pair 11 (positioning bolt), performs related machining after blanking by using a thermal cutting machine (numerical control cutting machine), is connected and fastened by the bolt connecting pair 11, and performs machining, so that the service performance and the requirements of the mechanism are met.
7. After the above steps are completed, the selection of the first bearing 77 and the second bearing 79 in fig. 5 is completed according to the weight of each structure, two bearings of the first bearing 77 and the second bearing 79 form a universal structure so as to meet the rotation requirement of the circle measuring mechanism, and the second bearing 79 also serves as a wheel; according to the external dimension of the bearing, the dimension and specification of each part in the figure 5 are determined, and each part is subjected to corresponding machining after being blanked so as to meet the performance and requirements of each workpiece; the adjusting screw seat 71 and the adjusting screw 73 are in threaded connection, and the relative height of the leg mechanism 7 can be changed by adjusting the adjusting screw 73, so that the horizontal height of the circle measuring mechanism can be adjusted. After the horizontal height is adjusted, the adjusting screw seat 71 and the adjusting screw 73 can be locked by the locking nut 72 to prevent relative rotation. The bearing cover plate 76 and the support block 75 function to fix the first bearing 77 and prevent the first bearing from separating vertically.
8. Although the size of the rotor is different, the circle measuring mechanism can adjust the circle measuring radius by adjusting the telescopic amount of the telescopic end 62 within a certain size range; the circle measuring mechanism can be used for circle measuring work of rotors with multiple specifications, and the phenomena of large workload, waste of raw materials and the like caused by the fact that each rotor is designed with a matched circle measuring mechanism one by one are avoided.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. A circle measuring device for a hydraulic generator rotor is characterized by comprising a rotor support and a circle measuring frame of the rotor arranged on the rotor support, wherein the circle measuring frame of the rotor comprises a rotary sleeve positioning mechanism, a support mechanism, a measuring frame mechanism and a support leg mechanism, the support mechanism is connected with the rotary sleeve positioning mechanism through a flange, the measuring frame mechanism is connected with the support mechanism through a fastening bolt, the measuring frame mechanism rotates through the rotary sleeve positioning mechanism to measure a circle, the support leg mechanism is arranged at the lower end of the rotary sleeve positioning mechanism through a supporting structure,
the rotary sleeve positioning mechanism comprises a rotary sleeve, the rotary sleeve comprises a first rotary sleeve and a second rotary sleeve, the first rotary sleeve and the second rotary sleeve respectively comprise a shaft sleeve, a bearing bush and a fixing plate, the rotary sleeve is formed by connecting two semicircular first rotary sleeves and second rotary sleeves through bolts, the bearing bush comprises a first bearing bush and a second bearing bush, the first bearing bush is connected with the second bearing bush through a bolt, the bearing bush is arranged in the rotary sleeve, and the fixing plate is arranged on the outer surface of the rotary sleeve and is fixedly connected with the rotary sleeve;
the support mechanism comprises a first support structure and a second support structure, one end of the first support structure is fixedly connected with the rotary sleeve through a fixing plate, the other end of the first support structure is fixedly connected with the measuring frame mechanism, one end of the second support structure is fixedly connected with the rotary sleeve through a fixing plate, and the other end of the second support structure is provided with a balancing weight;
the measuring frame mechanism comprises a telescopic end, a fixed end and a measuring end, the fixed end is fixedly connected with the first support structure, the telescopic end is telescopically connected with the fixed end, and the measuring end is fixedly connected with the telescopic end through a connecting piece;
the landing leg mechanism comprises a bearing support, an adjusting screw seat, an adjusting screw, a first bearing and a second bearing, the adjusting screw seat is fixedly connected with the rotary sleeve positioning mechanism, the adjusting screw is connected with the adjusting screw seat through a locking nut, the first bearing is arranged on one side, close to the adjusting screw, of the bearing support, and the second bearing is arranged at the other end of the bearing support through a rotating shaft.
2. The hydraulic generator rotor circle measuring device according to claim 1, wherein the supporting structure is a supporting ring, and two ends of the supporting ring are respectively and fixedly connected with the rotating sleeve positioning mechanism and the supporting leg mechanism.
3. The hydraulic generator rotor circle measuring device according to claim 1, wherein the fixing plates are T-shaped, and the number of the fixing plates is two, and the fixing plates are respectively arranged on two sides of the rotary sleeve.
4. The hydro-generator rotor circle measuring device according to claim 1, wherein the connecting piece is a support angle steel.
5. The hydraulic generator rotor circle measuring device according to claim 1, wherein the first support structure and the second support structure each comprise a support main body, the support main bodies are triangular structures, and the support main bodies are connected with the rotating sleeve positioning mechanisms through bolts.
6. The hydro-generator rotor circle measuring device according to any one of claims 2 and 5, wherein the rotating sleeve positioning mechanism comprises a plurality of supporting plates, the supporting plates are fixedly connected with the rotating sleeve, and each supporting plate is provided with a lifting lug.
7. The hydro-generator rotor circle measuring device according to claim 1, wherein a support block is arranged at an upper end of the bearing support, a bearing cover plate is arranged on the support block, the bearing cover plate is connected with the support block through a bolt, and the first bearing is arranged between the support blocks.
8. The hydro-generator rotor roundness measuring device of claim 7, wherein the first bearing is a thrust bearing.
9. The hydro-generator rotor circle measuring device according to claim 1, wherein the second bearing is a cylindrical roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015812.8U CN210198352U (en) | 2019-07-02 | 2019-07-02 | Circle measuring device for rotor of hydraulic generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921015812.8U CN210198352U (en) | 2019-07-02 | 2019-07-02 | Circle measuring device for rotor of hydraulic generator |
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| CN210198352U true CN210198352U (en) | 2020-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921015812.8U Active CN210198352U (en) | 2019-07-02 | 2019-07-02 | Circle measuring device for rotor of hydraulic generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307815A (en) * | 2019-07-02 | 2019-10-08 | 天津市天发重型水电设备制造有限公司 | A kind of hydraulic generator rotor survey circle device |
| CN114285238A (en) * | 2021-11-29 | 2022-04-05 | 江苏中车电机有限公司 | Method for adjusting rotor support out-of-roundness for motor |
-
2019
- 2019-07-02 CN CN201921015812.8U patent/CN210198352U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307815A (en) * | 2019-07-02 | 2019-10-08 | 天津市天发重型水电设备制造有限公司 | A kind of hydraulic generator rotor survey circle device |
| CN114285238A (en) * | 2021-11-29 | 2022-04-05 | 江苏中车电机有限公司 | Method for adjusting rotor support out-of-roundness for motor |
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