CN220508327U - Wind generating set gear box weeping monitoring alarm equipment - Google Patents
Wind generating set gear box weeping monitoring alarm equipment Download PDFInfo
- Publication number
- CN220508327U CN220508327U CN202321767264.0U CN202321767264U CN220508327U CN 220508327 U CN220508327 U CN 220508327U CN 202321767264 U CN202321767264 U CN 202321767264U CN 220508327 U CN220508327 U CN 220508327U
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- wind generating
- generating set
- liquid level
- collecting tank
- liquid
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 75
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 239000012530 fluid Substances 0.000 claims abstract description 16
- 238000005339 levitation Methods 0.000 claims abstract description 14
- 238000007667 floating Methods 0.000 claims description 3
- 239000010808 liquid waste Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 24
- 238000009825 accumulation Methods 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to the technical field of wind generating sets, in particular to a device for monitoring and alarming leakage of a gearbox of a wind generating set. Including the wind generating set gear box, still include the collecting tank, the collecting tank is located wind generating set gear box below, and the collecting tank collects wind generating set gear box oil leakage fluid, is equipped with magnetic levitation ball level gauge, liquid level detection sensing alarm and pinhole camera in the collecting tank, and magnetic levitation ball level gauge floats on oil leakage fluid liquid level, and liquid level detection sensing alarm is located the collecting tank lateral wall, and oil leakage fluid liquid level is pressed close to the warning suggestion when liquid level detection sensing alarm, pinhole camera real-time supervision oil leakage fluid liquid level height. The utility model can be used for carrying out nondestructive installation on the existing wind generating set gearbox, so that the wind generating set gearbox has a liquid leakage detection function. And detecting the leakage condition in real time.
Description
Technical Field
The utility model relates to the technical field of wind generating sets, in particular to a device for monitoring and alarming leakage of a gearbox of a wind generating set.
Background
The installed capacity of new energy in China increases exponentially in the last two years, and the accumulated installed capacity of wind power is about 3.5 hundred million kilowatts by 10 months in 2022. The existing wind driven generator has three forms of direct drive type, semi-direct drive type and double-fed type, and the main structural difference between the direct drive type wind driven generator set and the double-fed type and semi-direct drive type wind driven generator set is that a gear box connected between a wind wheel and a generator is omitted, and the running stability of the gear box serving as a variable speed and vulnerable part determines the running stability, reliability and safety of the double-fed type and semi-direct drive type wind driven generator. And the number of semi-direct drive type and double-feed type installation machines is huge, and the safe operation cannot be ensured due to limited operation condition monitoring modes of the existing gearbox.
In addition, the gear box is used as a core component of a semi-direct drive and double-fed fan transmission chain system, the inside of the gear box is composed of a gear transmission system, a lubricating system, a cooling system, a heating system and the like, and any equipment faults influence the stable operation of the gear box. The lubrication mode of the gear box is generally classified into splash lubrication or forced lubrication, and is generally commonly known as forced lubrication. The main functions of the lubricating oil in the gear box are lubrication, forming an oil film, playing the roles of reducing noise, absorbing vibration, reducing friction and the like, cooling to ensure heat conduction, reducing the temperature of a gear bearing, cleaning and taking away pollutants, and protecting parts from corrosion. Therefore, the lubrication oil which is clean and suitable in temperature is continuously provided, the reliability of the gears and the bearings can be effectively improved, and the operation reliability and the service life of the gear box are ensured. If the gearbox leaks oil, on the one hand, the environment of the fan cabin is polluted, and the operation of other equipment is influenced; on the other hand, the damage of the gear box is caused, the fan cannot be put into operation, on-line state monitoring of oil leakage of the gear box of the fan is enhanced, and operation and maintenance personnel can judge the health state of the gear box at the first time, so that the operation safety of equipment is improved. Therefore, an effective safety monitoring alarm device is urgently needed for the existing gear box.
Disclosure of Invention
The utility model solves the defects of the prior art and provides a device for monitoring and alarming the leakage of the gearbox of the wind generating set, which is convenient and accurate to install.
The utility model aims to provide a semi-direct-drive double-feed type wind turbine generator system gearbox liquid leakage monitoring alarm device, which is characterized in that a liquid accumulation groove is arranged at the bottom of a gearbox to collect oil leakage of the gearbox, a magnetic floating ball liquid level meter is arranged in the liquid accumulation groove, a measuring signal of the liquid level meter is used for judging whether the gearbox leaks oil, a liquid level detection sensing alarm is arranged to detect the highest liquid leakage level, the oil leakage is close to the liquid level detection sensing alarm to alarm and remind manual treatment, meanwhile, an oil leakage picture is monitored in real time by a pinhole camera to monitor the whole oil accumulation picture, the oil accumulation degree is recorded clearly, and the real-time accurate monitoring of operators is facilitated.
The utility model solves the problems in the prior art by adopting the following technical scheme:
the utility model provides a wind generating set gear box weeping monitoring alarm device, including the wind generating set gear box, still include the collecting tank, the collecting tank is located wind generating set gear box below, the collecting tank collects wind generating set gear box weeping fluid, be equipped with magnetic levitation ball level gauge, liquid level detection sensor alarm and pinhole camera in the collecting tank, magnetic levitation ball level gauge floats on oil leak fluid liquid level, liquid level detection sensor alarm is located the collecting tank lateral wall, alarm suggestion when oil leak fluid liquid level is pressed close to liquid level detection sensor alarm, pinhole camera real-time supervision oil leak fluid liquid level height. The utility model can be used for carrying out nondestructive installation on the existing wind generating set gearbox, so that the wind generating set gearbox has a liquid leakage detection function. And detecting the leakage condition in real time.
The upper part of the liquid collecting tank is provided with a cover plate, and the side end of the cover plate is connected with the liquid collecting tank through a hinge. The gearbox oil leakage of the wind generating set is effectively collected, the oil leakage is prevented from polluting the inside of the wind generating set, the cover plate is provided with the inserting grooves, the inserting plates are inserted into the inserting grooves, the collecting holes are formed in one inserting plate, and the collecting holes are provided with the gauze. The cover plate can only collect leakage liquid to prevent foreign matters from falling into the cover plate. Meanwhile, the plug-in type structure is greatly convenient for the detection and maintenance of independent parts, a cover plate does not need to be unfolded in a large area, and the plug-in type structure is particularly suitable for the later maintenance of a narrow wind generating set.
One end of the magnetic ball liquid level meter is fixedly connected with the plugboard, and the other end of the magnetic ball liquid level meter stretches into leaked oil. The pinhole camera is fixedly connected with the plugboard. The combination connection mode of multi-position adjustment and multi-equipment exchange splicing is realized, and the functionality is more various.
The beneficial effects of the utility model are as follows:
1. the utility model aims to provide the remote monitoring of oil leakage of the double-fed or half-driven fan gearbox, double monitoring of the liquid accumulation tank can be realized through signal transmission and video monitoring, the oil leakage condition can be accurately monitored remotely, and convenience is provided for operation and maintenance personnel to discover fan faults in early stage.
2. The utility model can be popularized and utilized on the double-fed or half-driven wind driven generator gear box, and improves the safety of stable operation of equipment. In particular to an on-line monitoring and alarming device for oil leakage of a gearbox of a semi-direct-drive type double-fed wind generating set, which is used for judging whether the gearbox leaks oil or not through dual monitoring of measuring signals and camera shooting monitoring of a liquid level meter, so that real-time accurate monitoring of operators is facilitated.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of a collection hole plugboard;
FIG. 3 is a cross-sectional view of a magnetic levitation ball level gauge connected with a plugboard;
in the figure: base 1, support column 2, pinhole camera 3, magnetic levitation ball level gauge 4, collecting hole 5, collecting vat 6, liquid level detection sensor alarm 7, apron 8, jack groove 9, plugboard 10, waste liquid outlet 11.
Detailed Description
The utility model provides a wind generating set gear box weeping monitoring alarm device, including wind generating set gear box, still include collecting tank 6, collecting tank 6 is located wind generating set gear box below, collecting tank 6 collects wind generating set gear box weeping fluid, be equipped with magnetic levitation ball level gauge 4 in the collecting tank 6, liquid level detection sensor alarm 7 and pinhole camera 3, magnetic levitation ball level gauge 4 floats on the oil leak fluid liquid level, liquid level detection sensor alarm 7 is located collecting tank 6 lateral wall, alarm suggestion when the oil leak fluid liquid level is pressed close to liquid level detection sensor alarm 7, pinhole camera 3 real-time supervision oil leak fluid liquid level height.
The upper part of the liquid collecting tank 6 is provided with a cover plate 8, and the side end of the cover plate 8 is connected with the liquid collecting tank 6 through a hinge. The cover plate 8 is provided with a plug-in groove 9, a plurality of plug-in boards 10 are inserted into the plug-in groove 9, and one of the plug-in boards 10 is provided with a collecting hole 5. One end of the magnetic ball liquid level meter 4 is fixedly connected with the plugboard 10, and the other end of the magnetic ball liquid level meter 4 stretches into leaked oil. The pinhole camera 3 is fixedly connected with the plugboard 10. The lower part of the liquid collecting tank 6 is provided with a waste liquid outlet 11. And the collecting hole 5 is provided with a gauze for discharging waste liquid. The liquid collecting tank 6 is fixed on the base 1 through the supporting column 2.
When the device is used, the liquid collecting groove 6 is formed by welding stainless steel, the thickness of a plate is larger than 2mm, the lower part of the engine room internal gear box is welded with a support column through a cold welding technology, the liquid collecting groove is placed on the support column after the welding is finished, and the four end parts are fixed in a spiral mode, so that the liquid collecting groove is required to be free from deformation and play in the use process; the model of the magnetic levitation ball liquid level meter 4 is HJ-UQK, the magnetic levitation ball liquid level meter 4 outputs a switching value signal and a current value 4-20 mA signal, and the signals are connected into the fan DI and the fan AI module, so that remote transmission and monitoring of the switching value signal and the analog value signal are realized; the magnetic ball level meter 4 consists of a magnetic ball, a detection tube and a signal transmitter. When the magnetic levitation ball rises and falls along with the liquid level, the transmitter converts a resistance signal in the detection tube into a 4-20 mA DC standard current signal to be output, so that the measurement and monitoring of the liquid level are realized, and meanwhile, when the liquid level reaches a set height, a switching value signal acts to send out an alarm signal; and a pinhole camera is arranged at the parallel position of the HJ-UQK magnetic levitation ball liquid level meter of the gear box liquid accumulation groove, so that the liquid leakage state is monitored in real time, and abnormal detection or abnormal signal action caused by liquid leakage and turbidity are avoided.
Claims (8)
1. The utility model provides a wind generating set gear box weeping monitoring alarm device, including wind generating set gear box, its characterized in that still includes collecting tank (6), collecting tank (6) are located wind generating set gear box below, collecting tank (6) collect wind generating set gear box weeping fluid, be equipped with magnetic levitation ball level gauge (4) in collecting tank (6), liquid level detection sensor alarm (7) and pinhole camera (3), magnetic levitation ball level gauge (4) float on oil leak fluid liquid level, liquid level detection sensor alarm (7) are located collecting tank (6) lateral wall, alarm suggestion when oil leak fluid liquid level is pressed close to liquid level detection sensor alarm (7), pinhole camera (3) real-time supervision oil leak fluid liquid level height.
2. The wind generating set gearbox liquid leakage monitoring and alarming device according to claim 1 is characterized in that a cover plate (8) is arranged on the upper portion of the liquid collecting groove (6), and the side end of the cover plate (8) is connected with the liquid collecting groove (6) through a hinge.
3. The wind generating set gearbox liquid leakage monitoring and alarming device according to claim 2 is characterized in that a plugging groove (9) is formed in the cover plate (8), a plurality of plug boards (10) are inserted into the plugging groove (9), and a collecting hole (5) is formed in one plug board (10).
4. The wind generating set gearbox liquid leakage monitoring and alarming device according to claim 1 is characterized in that one end of the magnetic floating ball liquid level meter (4) is fixedly connected with the plug board (10), and the other end of the magnetic floating ball liquid level meter (4) stretches into leaked oil.
5. The wind generating set gearbox liquid leakage monitoring and alarming device according to claim 4 is characterized in that the pinhole camera (3) is fixedly connected with the plugboard (10).
6. The wind generating set gearbox liquid leakage monitoring and alarming device according to claim 1 is characterized in that a liquid waste outlet (11) is formed in the lower portion of the liquid collecting tank (6).
7. A wind turbine gearbox leakage monitoring alarm device according to claim 3, characterised in that the collecting hole (5) is provided with a gauze.
8. The wind generating set gearbox liquid leakage monitoring and alarming device according to claim 1 is characterized in that the liquid collecting tank (6) is fixed on the base (1) through the supporting column (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321767264.0U CN220508327U (en) | 2023-07-06 | 2023-07-06 | Wind generating set gear box weeping monitoring alarm equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321767264.0U CN220508327U (en) | 2023-07-06 | 2023-07-06 | Wind generating set gear box weeping monitoring alarm equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220508327U true CN220508327U (en) | 2024-02-20 |
Family
ID=89879036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321767264.0U Active CN220508327U (en) | 2023-07-06 | 2023-07-06 | Wind generating set gear box weeping monitoring alarm equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220508327U (en) |
-
2023
- 2023-07-06 CN CN202321767264.0U patent/CN220508327U/en active Active
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