CN214502829U - Hydroelectric generating set dynamic signal testing and analyzing device - Google Patents
Hydroelectric generating set dynamic signal testing and analyzing device Download PDFInfo
- Publication number
- CN214502829U CN214502829U CN202120821379.8U CN202120821379U CN214502829U CN 214502829 U CN214502829 U CN 214502829U CN 202120821379 U CN202120821379 U CN 202120821379U CN 214502829 U CN214502829 U CN 214502829U
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- CN
- China
- Prior art keywords
- casing
- eddy current
- generating set
- current sensor
- hydroelectric generating
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- Expired - Fee Related
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Abstract
The utility model discloses a hydroelectric generating set dynamic signal testing and analyzing device, including first casing and test analysis terminal, be provided with the battery in the first casing, the vibration generator, the vibration sensor, wireless sending module and controller, the upper end of first casing is provided with the second casing, install eddy current sensor and photoelectric type speedtransmitter in the second casing, eddy current sensor and photoelectric type speedtransmitter are vertical and set up side by side, eddy current sensor and photoelectric type speedtransmitter's probe all stretch out the front end of second casing, vibration sensor, wireless sending module, eddy current sensor and photoelectric type speedtransmitter all link with the controller electricity; a wireless receiving module is arranged in the test analysis terminal, and the wireless sending module is in wireless communication with the wireless receiving module. The utility model discloses install a plurality of sensors on the next door of hydroelectric generating set main shaft in a concentrated manner, need not use cable transmission signal, do not have mixed and disorderly cable influence staff's work.
Description
Technical Field
The utility model relates to a hydroelectric generating set monitoring technology field, in particular to hydroelectric generating set dynamic signal test analytical equipment.
Background
The test and analysis device for accurately measuring and analyzing the dynamic signal of the hydroelectric generating set can be used for measuring and analyzing the frame vibration, the large shaft throw, the pressure pulsation and the working condition parameters of the hydroelectric generating set, and performing various conventional stability tests, transitional tests and other related performance tests, thereby becoming an important way for quickly acquiring the running state of the hydroelectric generating set and searching fault causes.
The existing method for acquiring the running state of the hydroelectric generating set is to install various sensors on the hydroelectric generating set for detection, but the existing sensors are separately installed at different positions of the hydroelectric generating set and are connected with a test analysis terminal by cables, so that a plurality of signal transmission cables are arranged around the hydroelectric generating set, and the operation of workers is affected in a mess.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hydroelectric generating set dynamic signal tests analytical equipment installs a plurality of sensors concentratedly on the next door of hydroelectric generating set main shaft, need not use cable transmission signal, does not have mixed and disorderly cable influence staff's work.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a dynamic signal testing and analyzing device of a hydroelectric generating set comprises a first shell and a testing and analyzing terminal, wherein a battery, a vibration generator, a vibration sensor, a wireless sending module and a controller are arranged in the first shell, the battery is electrically connected with the vibration generator and the controller, a second shell is arranged at the upper end of the first shell, an eddy current sensor and a photoelectric speed sensor are arranged in the second shell, the eddy current sensor and the photoelectric speed sensor are vertically arranged side by side, probes of the eddy current sensor and the photoelectric speed sensor extend out of the front end of the second shell, and the vibration sensor, the wireless sending module, the eddy current sensor and the photoelectric speed sensor are electrically connected with the controller; and a wireless receiving module is arranged in the test analysis terminal, and the wireless sending module is in wireless communication with the wireless receiving module.
By adopting the technical scheme, the device is arranged beside a large shaft of the hydroelectric generating set during installation, so that probes of the eddy current sensor and the photoelectric speed sensor are opposite to the large shaft, the large shaft is attached with a reflecting film matched with the photoelectric speed sensor for use, the vibration generator generates electricity by utilizing vibration of the hydroelectric generating set and stores the electricity in a battery, the vibration sensor directly monitors the vibration state of the hydroelectric generating set, the eddy current sensor monitors the swing degree condition of the large shaft, the photoelectric speed sensor is matched with the reflecting film to monitor the rotating speed of the large shaft, and finally the rotation speed is sent to the test analysis terminal through the wireless sending module for data analysis.
The utility model discloses a further set up to: the lower extreme of first casing is provided with the mounting panel, runs through a plurality of mounting holes have been seted up to the edge of mounting panel.
Compared with the prior art, the utility model discloses following beneficial effect has:
firstly, the utility model installs a plurality of sensors beside the large shaft of the hydroelectric generating set in a centralized way, so that no cable is needed to transmit signals, and no messy cable influences the work of workers;
secondly, the utility model discloses a vibration generator utilizes hydroelectric generating set's vibration electricity generation, for each component power supply of device, does not need external power supply.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is mainly used to show the internal structure of the first housing.
In the figure: 1. a first housing; 2. testing the analysis terminal; 3. mounting a plate; 31. mounting holes; 41. a battery; 42. a vibration generator; 43. a vibration sensor; 44. a wireless transmission module; 45. a controller; 5. a second housing; 6. an eddy current sensor; 7. photoelectric speed sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment, referring to fig. 1-2, a hydroelectric generating set dynamic signal testing and analyzing device comprises a first casing 1 and a testing and analyzing terminal 2, wherein a mounting plate 3 is disposed at the lower end of the first casing 1, a plurality of mounting holes 31 are formed through the edge of the mounting plate 3, a battery 41, a vibration generator 42, a vibration sensor 43, a wireless transmission module 44 and a controller 45 are disposed in the first casing 1, the battery 41 is electrically connected with the vibration generator 42 and the controller 45, a second casing 5 is disposed at the upper end of the first casing 1, an eddy current sensor 6 and a photoelectric speed sensor 7 are disposed in the second casing 5, the eddy current sensor 6 and the photoelectric speed sensor 7 are vertically arranged side by side, probes of the eddy current sensor 6 and the photoelectric speed sensor 7 extend out of the front end of the second casing 5, the vibration sensor 43, the wireless transmission module 44, the eddy current sensor 6 and the photoelectric speed sensor 7 are all electrically connected with the controller 45; the test analysis terminal 2 is provided with a wireless receiving module (not shown), and the wireless sending module 44 is in wireless communication with the wireless receiving module.
The working principle is as follows: when the device is installed, the device is installed beside a large shaft of a hydroelectric generating set, probes of an eddy current sensor 6 and a photoelectric speed sensor 7 are opposite to the large shaft, a reflection film matched with the photoelectric speed sensor 7 is attached to the large shaft, a vibration generator 42 generates electricity by utilizing vibration of the hydroelectric generating set and stores the electricity in a battery 41, a vibration sensor 43 directly monitors the vibration state of the hydroelectric generating set, the eddy current sensor 6 monitors the swing degree condition of the large shaft, and the photoelectric speed sensor 7 is matched with the reflection film to monitor the rotating speed of the large shaft and finally sends the rotation speed to a test analysis terminal 2 through a wireless sending module 44 for data analysis.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (2)
1. The utility model provides a hydroelectric generating set dynamic signal test analytical equipment, includes first casing (1) and test analysis terminal (2), its characterized in that: a battery (41), a vibration generator (42), a vibration sensor (43), a wireless sending module (44) and a controller (45) are arranged in the first shell (1), the battery (41) is electrically connected to the vibration generator (42) and the controller (45), a second shell (5) is arranged at the upper end of the first shell (1), an eddy current sensor (6) and a photoelectric speed sensor (7) are arranged in the second shell (5), the eddy current sensor (6) and the photoelectric speed sensor (7) are vertically arranged side by side, probes of the eddy current sensor (6) and the photoelectric speed sensor (7) extend out of the front end of the second shell (5), the vibration sensor (43), the wireless transmission module (44), the eddy current sensor (6) and the photoelectric speed sensor (7) are all electrically connected with the controller (45); and a wireless receiving module is arranged in the test analysis terminal (2), and the wireless sending module (44) is in wireless communication with the wireless receiving module.
2. The hydroelectric generating set dynamic signal testing and analyzing device according to claim 1, wherein: the lower extreme of first casing (1) is provided with mounting panel (3), runs through a plurality of mounting holes (31) have been seted up to the edge of mounting panel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120821379.8U CN214502829U (en) | 2021-04-21 | 2021-04-21 | Hydroelectric generating set dynamic signal testing and analyzing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120821379.8U CN214502829U (en) | 2021-04-21 | 2021-04-21 | Hydroelectric generating set dynamic signal testing and analyzing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214502829U true CN214502829U (en) | 2021-10-26 |
Family
ID=78203437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120821379.8U Expired - Fee Related CN214502829U (en) | 2021-04-21 | 2021-04-21 | Hydroelectric generating set dynamic signal testing and analyzing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214502829U (en) |
-
2021
- 2021-04-21 CN CN202120821379.8U patent/CN214502829U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211026 |