CN216588960U - Direct-driven wind driven generator rotation detection tool and device - Google Patents
Direct-driven wind driven generator rotation detection tool and device Download PDFInfo
- Publication number
- CN216588960U CN216588960U CN202123319789.1U CN202123319789U CN216588960U CN 216588960 U CN216588960 U CN 216588960U CN 202123319789 U CN202123319789 U CN 202123319789U CN 216588960 U CN216588960 U CN 216588960U
- Authority
- CN
- China
- Prior art keywords
- direct
- rotation detection
- driven generator
- wind driven
- drive wind
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to a directly drive aerogenerator and detect technical field, disclose a directly drive aerogenerator and rotate detection frock and device, should detect the frock, including antifriction bearing, pivot support, the pivot support be used for with directly drive aerogenerator's the detachable connection of pivot interface, antifriction bearing includes interconnect's inner circle, outer lane, the pivot support with inner circle fixed connection. The utility model provides a solve the relatively poor scheduling problem of detection accuracy and real-time that prior art exists.
Description
Technical Field
The utility model relates to a directly drive aerogenerator and detect technical field, specifically a directly drive aerogenerator and rotate detection frock and device.
Background
With the development of the wind power generation industry, the capacity of the unit is larger and larger. Because the larger the single machine capacity is, the lower the electricity consumption cost of the machine set is correspondingly. Because the gearbox of the large-scale unit has high manufacturing difficulty, and the gear box unit has the problems of high failure rate, high maintenance cost and the like, the direct-drive generator becomes the inevitable choice of the large-scale unit. The direct-drive wind generating set is simple in overall mechanism, high in reliability and low in later maintenance cost.
In order to ensure the reliability of the generator set, a full power test needs to be carried out on the direct-drive generator set, and the rotating speed and the power of the generator need to be controlled by a control system during the test. In order to realize closed-loop control, information such as the real-time rotating speed and the azimuth angle of the generator must be input into a control system, so that a set of device for detecting the information such as the rotating speed and the azimuth angle of the direct-drive generator needs to be designed, the device is required to have high detection precision and stable detection signals. At present, the industry does not have a special detection device, only relevant information is obtained through calculation of other measurement data, but the calculation value is poor in accuracy and real-time performance due to the fact that intermediate links are more.
SUMMERY OF THE UTILITY MODEL
For overcoming the not enough of prior art, the utility model provides a directly drive aerogenerator and rotate and detect frock and device solves the relatively poor scheduling problem of detection accuracy and real-time that prior art exists.
The utility model provides a technical scheme that above-mentioned problem adopted is:
the utility model provides a directly drive aerogenerator and rotate detection frock, includes antifriction bearing, pivot support, the pivot support be used for with directly drive the detachable connection of aerogenerator's pivot interface, antifriction bearing includes interconnect's inner circle, outer lane, the pivot support with inner circle fixed connection.
As a preferable technical solution, the bearing further comprises a transmission member, and one end of the transmission member is fixedly connected with the inner ring.
As a preferred technical solution, the transmission member is rod-shaped.
As a preferred technical scheme, still include the mounting, one end of mounting with outer lane fixed connection.
The rotation detection device for the direct-driven wind driven generator comprises a rotation detection tool for the direct-driven wind driven generator and a sensor, wherein the sensor is fixedly connected with one end, far away from an outer ring, of a fixing piece.
As a preferable technical solution, the sensor includes a sensing portion and a signal processing portion connected to each other, and the signal processing portion is fixedly connected to one end of the fixing member far from the outer ring.
As a preferable technical solution, the device further comprises a bolt, and the signal processing part is fixedly connected with one end of the fixing piece far away from the outer ring through the bolt.
As a preferable technical solution, one end of the transmission member far away from the inner ring is fixedly connected with the sensing part.
As a preferable technical scheme, one end of the transmission piece, which is far away from the inner ring, is connected with the induction part in a clamping groove manner.
Compared with the prior art, the utility model, following beneficial effect has:
the utility model discloses a pivot support and synchronous frock's design, will directly drive aerogenerator rotation action synchronous to the sensor, the sensor obtains directly driving aerogenerator's corresponding information through information such as the rotational speed of detection self, azimuth; therefore, the measurement of the rotation parameters of the direct-drive wind driven generator is realized in real time, and the problems of poor detection accuracy and instantaneity and the like in the prior art are solved.
Drawings
Fig. 1 is a schematic structural view of a connection part of a direct-drive wind driven generator and a rotating shaft bracket of the utility model;
fig. 2 is a schematic structural view of the rotating shaft bracket of the present invention;
fig. 3 is a schematic view of a connection structure of the synchronous rotating shaft tool and the sensor of the present invention;
fig. 4 is a schematic view of an installation structure of the direct-drive wind driven generator and the rotating shaft bracket of the present invention;
fig. 5 is a schematic view of a mounting structure of a direct-drive wind power generator rotation detection device and a direct-drive wind power generator.
Reference numbers and corresponding part names in the drawings: 1. the direct-drive wind driven generator comprises a direct-drive wind driven generator body 11, a rotating shaft interface 2, a rotating shaft support 3, a rolling bearing 31, an inner ring 32, an outer ring 33, a bearing interface 4, a fixing piece 5, a sensor 51, an induction part 52, a signal processing part 6, a bolt 7 and a transmission piece.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Example 1
As shown in fig. 1 to 5, a rotation detection tool for a direct-driven wind power generator comprises a rolling bearing 3 and a rotating shaft support 2, wherein the rotating shaft support 2 is detachably connected with a rotating shaft interface of the direct-driven wind power generator, the rolling bearing 3 comprises an inner ring 31 and an outer ring 32 which are connected with each other, and the rotating shaft support 2 is fixedly connected with the inner ring 31.
When the generator works, the rotor of the direct-drive wind driven generator drives the rotating shaft support 2 and the rolling bearing 3 to rotate, and the external detection device is convenient to rotate by detecting the rolling bearing 3, so that the measurement of the rotating parameters of the direct-drive wind driven generator is realized in real time. Therefore, the problems of poor detection accuracy, poor real-time performance and the like in the prior art are solved.
As a preferable technical solution, the device further comprises a transmission member 7, and one end of the transmission member 7 is fixedly connected with the inner ring 31.
The transmission piece 7 transmits the rotation of the inner ring 31, so that the rotation is further transmitted, and the installation of an external detection device is more convenient.
As a preferred solution, the transmission member 7 is rod-shaped.
The rod-shaped structure is easy to manufacture, and the transmission and rotation effect is good.
As a preferable technical solution, the device further comprises a fixing member 4, and one end of the fixing member 4 is fixedly connected with the outer ring 32.
The fixing part 4 is convenient for fixing the outer ring 32 and an external detection device, and effectively avoids errors caused by vibration and the like in the rotation process, so that the detection accuracy is further improved.
Example 2
As shown in fig. 1 to fig. 5, as a further optimization of embodiment 1, this embodiment includes all the technical features of embodiment 1, and in addition, this embodiment further includes the following technical features:
the rotation detection device for the direct-driven wind driven generator comprises a rotation detection tool for the direct-driven wind driven generator and further comprises a sensor 5, wherein the sensor 5 is fixedly connected with one end, far away from an outer ring 32, of a fixing piece 4.
The sensor 5 detects the rotation of the rolling bearing 3, so that the measurement of the rotation parameters of the direct-drive wind driven generator is realized in real time. Therefore, the problems of poor detection accuracy and instantaneity and the like in the prior art are solved. The fixing part 4 is convenient for fixing the outer ring 32 and an external detection device, and errors caused by vibration and the like in the rotating process are effectively avoided, so that the detection accuracy is further improved.
Preferably, the sensor 5 includes a sensing portion 51 and a signal processing portion 52 connected to each other, and the signal processing portion 52 is fixedly connected to one end of the fixing member 4 away from the outer ring 32.
The rotation action of the direct-drive wind driven generator is synchronized to the induction part 51 of the sensor 5, so that the induction part 51 of the sensor 5 generates synchronous action with the direct-drive wind driven generator 1, and the sensor 5 detects information such as the rotating speed, the azimuth angle and the like of the induction part 51 thereof through the signal processing part 52 to obtain corresponding information of the direct-drive wind driven generator 1.
Sensing part 51
As a preferable technical solution, the device further includes a bolt 6, and the signal processing unit 52 is fixedly connected to one end of the fixing member 4 away from the outer ring 32 by the bolt 6.
The bolt connection facilitates the installation operation, and the fixing effect of the signal processing part 52 and the fixing part 4 is good.
As a preferred technical solution, one end of the transmission member 7 far away from the inner ring 31 is fixedly connected with the sensing part 51.
This facilitates further accurate rotational transmission to the transmitting member 7, thereby further improving the detection accuracy.
As a preferable technical solution, one end of the transmission member 7 far away from the inner ring 31 is connected with the sensing part 51 in a snap-in manner.
The clamping groove type connection is convenient to install.
Example 3
As shown in fig. 1 to 5, as a further optimization of the embodiments 1 and 2, this embodiment includes all the technical features of the embodiments 1 and 2, and in addition, the following technical features are included in this embodiment:
the embodiment discloses a rotation detection device for a direct-drive wind driven generator, which comprises a rotating shaft support 2, a synchronous rotating shaft tool (comprising a rolling bearing 3, a transmission part 7 and a fixing part 4) and a sensor 5.
The two ends of the rotating shaft support 2 are provided with a first support interface 21 matched with the rotating shaft interface 11 of the direct-drive wind driven generator and a second support interface 22 matched with the synchronous rotating shaft tool (specifically, the rolling bearing 3).
The synchronous rotating shaft is provided with a bearing interface 33 matched with the second support interface 22, and the inside of the tool comprises a rolling bearing 3.
The sensor 5 is connected with the synchronous rotating shaft tool.
When the direct-drive wind driven generator 1 works, the rotating shaft bracket 2 and the synchronous rotating shaft tool are used for synchronously transmitting the rotating action of the rotating shaft of the direct-drive wind driven generator 1 to the induction part 51 of the sensor 5, and the signal processing part 52 of the sensor 5 detects the information such as the rotating speed, the position and the like of the induction part 51, so that the rotating speed and the azimuth angle signal of the generator are obtained. Further, the sensor 5 realizes accurate detection of the rotating speed and the azimuth angle of the direct-drive generator, and transmits a detection signal to the control system.
When in use, the following steps can be adopted:
s1, the rotating shaft bracket 2 is arranged on a corresponding interface of the rotating shaft of the generator through the rotating shaft interface 11;
s2, installing the sensor 5 in the synchronous rotating shaft tool;
and S3, mounting the synchronous rotating shaft tool through the rotating shaft interface 11 of the interface matching rotating shaft bracket 2.
S4, when the generator works, the rotor of the direct-drive wind driven generator 1 drives the rotating shaft bracket 2 and the transmission piece 7 in the synchronous rotating shaft tool to rotate, so that the induction part 51 of the sensor 5 is synchronously driven to rotate, and the signal processing part 52 detects the rotating speed and the azimuth angle signals of the induction part 51, namely the rotating speed and the azimuth angle signals of the generator.
And S5, transmitting the rotation speed and azimuth angle information to a control system through a signal cable of the sensor 5 for the system to perform closed-loop control.
In the embodiment, mainly through the design of the rotating shaft bracket 2 and the synchronous tool, the rotation action of the direct-drive wind driven generator 1 is synchronized to the induction part 51 of the sensor 5, so that the induction part 51 of the sensor 5 generates synchronous action with the direct-drive wind driven generator 1, and the sensor 5 detects information such as the rotating speed, the azimuth angle and the like of the induction part 51 thereof through the signal processing part 52 to obtain corresponding information of the direct-drive wind driven generator 1.
It should be noted that the induction part 51 generates synchronous action with the direct-drive wind turbine generator 1, and the signal processing part 52 detects the rotation speed and the azimuth angle signal of the induction part 51; the specific structure of the sensor 5 can be realized by adopting more prior art, and an integrated sensor capable of measuring and detecting the rotation speed and the azimuth angle signal of the self-induction part 51 is provided, for example, 8.5853.2284.B723 of Kuebu corporation has an absolute value encoder with incremental output, and a sensing detection structure formed by a plurality of circuits is also provided, so the specific detection principle and the detection process are not detailed herein; as for the installation manner of the sensor 5, preferably, the sensor signal processing part 52 is partially provided with a fixed installation hole matched with the bolt 6, the bolt 6 is installed at a corresponding position of the synchronous tool, and the sensing part 51 is installed in a corresponding clamping groove.
The utility model discloses rotational speed and azimuth signal when can accurate measurement directly drive aerogenerator 1 operation to provide control system with the signal, make control system accomplish the closed-loop control when moving the motor.
As described above, the present invention can be preferably realized.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and the technical essence of the present invention is that within the spirit and principle of the present invention, any simple modification, equivalent replacement, and improvement made to the above embodiments are all within the protection scope of the technical solution of the present invention.
Claims (9)
1. The utility model provides a directly drive aerogenerator and rotate detection frock, its characterized in that, includes antifriction bearing (3), pivot support (2) are used for with directly drive aerogenerator's detachable the being connected of pivot interface, antifriction bearing (3) include interconnect's inner circle (31), outer lane (32), pivot support (2) with inner circle (31) fixed connection.
2. The rotation detection tool for the direct-drive wind driven generator according to claim 1, further comprising a transmission member (7), wherein one end of the transmission member (7) is fixedly connected with the inner ring (31).
3. The rotation detection tool for the direct-drive wind driven generator as claimed in claim 2, wherein the transmission member (7) is rod-shaped.
4. The rotation detection tool for the direct-drive wind driven generator according to claim 3, further comprising a fixing piece (4), wherein one end of the fixing piece (4) is fixedly connected with the outer ring (32).
5. A rotation detection device of a direct-drive wind driven generator is characterized by comprising the rotation detection tool of the direct-drive wind driven generator as claimed in claim 4, and further comprising a sensor (5), wherein the sensor (5) is fixedly connected with one end, far away from the outer ring (32), of the fixing piece (4).
6. The rotation detection device of a direct-drive wind driven generator according to claim 5, characterized in that the sensor (5) comprises an induction part (51) and a signal processing part (52) which are connected with each other, and the signal processing part (52) is fixedly connected with one end of the fixing part (4) far away from the outer ring (32).
7. The rotation detection device of a direct-drive wind driven generator according to claim 6, characterized by further comprising a bolt (6), wherein the signal processing part (52) is fixedly connected with one end of the fixing part (4) far away from the outer ring (32) through the bolt (6).
8. The rotation detection device of a direct-drive wind power generator as claimed in claim 7, characterized in that one end of the transmission member (7) far away from the inner ring (31) is fixedly connected with the induction part (51).
9. The rotation detection device of a direct-drive wind power generator as claimed in claim 8, wherein one end of the transmission member (7) far away from the inner ring (31) is in snap-in connection with the induction part (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319789.1U CN216588960U (en) | 2021-12-27 | 2021-12-27 | Direct-driven wind driven generator rotation detection tool and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319789.1U CN216588960U (en) | 2021-12-27 | 2021-12-27 | Direct-driven wind driven generator rotation detection tool and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216588960U true CN216588960U (en) | 2022-05-24 |
Family
ID=81629159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123319789.1U Active CN216588960U (en) | 2021-12-27 | 2021-12-27 | Direct-driven wind driven generator rotation detection tool and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216588960U (en) |
-
2021
- 2021-12-27 CN CN202123319789.1U patent/CN216588960U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2423716C2 (en) | Method and device of mechanism monitoring | |
| CN100529699C (en) | Micro-bearing friction torgue measuring instrument | |
| CN107186751B (en) | Modularized ball joint of cooperative robot | |
| EP2302210B1 (en) | Azimuth angle measurement system | |
| CN108372516A (en) | Joint of robot and robot | |
| CN202710670U (en) | Single-shaft heavy antenna testing rotary table | |
| US11946448B2 (en) | System for contactless displacement measurement of a blade root of a wind turbine | |
| CN100354078C (en) | Double ring detecting mechanism for robot joint speed reducer flexibility | |
| CN203509913U (en) | Numerical control grinder workpiece main shaft | |
| CN106042001B (en) | Robot end's spatial position measuring device | |
| CN216588960U (en) | Direct-driven wind driven generator rotation detection tool and device | |
| CN102313530A (en) | Corner measurement device | |
| CN101826778B (en) | Electric motor with torque sensor | |
| CN201547503U (en) | Reinforcement-type circular tube detecting robot with preposed sensor | |
| CN202204504U (en) | Rotation angle measuring device | |
| CN213274664U (en) | Torque measuring device and actuator | |
| CN202744212U (en) | Rotation angle monitoring device for tower crane | |
| CN2731821Y (en) | Magnetic induction type electronic range tubular dynamo | |
| CN108020247A (en) | A kind of servo turntable to be tested the speed based on absolute type encoder angle measurement | |
| CN201687667U (en) | Megawatt wind generating set speed measuring device | |
| CN109612417A (en) | Precision detection method and detection system for rotary transformer | |
| CN112504212A (en) | Gyration angle monitoring devices and engineering machine tool | |
| CN203743414U (en) | Gear sensing device for automatic gearbox | |
| CN220231778U (en) | Wind wheel speed measuring device and wind generating set | |
| CN219938105U (en) | Electric cylinder for servo spinning machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |