CN216429845U - Oil changing system for gearbox of ultrahigh wind driven generator - Google Patents
Oil changing system for gearbox of ultrahigh wind driven generator Download PDFInfo
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- CN216429845U CN216429845U CN202123214666.1U CN202123214666U CN216429845U CN 216429845 U CN216429845 U CN 216429845U CN 202123214666 U CN202123214666 U CN 202123214666U CN 216429845 U CN216429845 U CN 216429845U
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- oil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The utility model discloses an oil change system for superelevation aerogenerator gear box, including the bottom oil change device of tower, lower part oil change hose, transition oil change device and upper portion oil change hose. One end of the lower oil change hose is connected with an outlet of the tower bottom pump group; the transition oil changing device is arranged on a platform positioned in the middle of the height of the fan tower cylinder and comprises a transition oil tank and a transition pump set; an oil inlet of the transition oil tank is connected with the other end of the upper oil change hose; an upper liquid level sensor, a middle liquid level sensor and a lower liquid level sensor are arranged in the transition oil tank; the high liquid level sensor and the middle liquid level sensor are in signal connection with a controller of the tower bottom pump group; the inlet of the transition pump set is connected with the oil outlet of the transition oil tank, and the controller of the transition pump set is respectively in signal connection with the upper liquid level sensor and the lower liquid level sensor; two ends of the upper oil change hose are respectively connected with an outlet of the transition pump set and an oil port of a gear box in the tower top engine room. The utility model discloses single oil change hose overlength and the risk problem that produces have effectively been solved.
Description
Technical Field
The utility model relates to an oil change system for superelevation aerogenerator gear box.
Background
The heavy-load speed change gear box of the wind driven generator is a key center for the operation of the wind driven generator, and in order to maintain the good operation and the normal service life of the wind driven generator, the good lubrication of the gear box becomes one of the keys in the operation and maintenance of a fan. The lubricating oil in the gear box of the wind driven generator needs to be replaced regularly, namely the waste oil is extracted regularly, and the new oil is added after the gear box is washed.
With the progress of technology, the height of a wind driven generator suitable for low wind speed areas is higher and higher, the tower barrel of the existing wind driven generator has the height of 150-200 m, meanwhile, a long oil pipe of oil changing equipment must be correspondingly lengthened to 150-200 m, however, the longer a single oil changing hose is, the larger the self weight and the weight of internal oil liquid is, the larger the deformation of the part of the oil pipe close to the top of the tower is, the higher the oil pressure born by the part close to the ground is, and the risk that the oil changing hose is broken and burst is very high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect and provide an oil change system for superelevation aerogenerator gear box, it has effectively solved single oil change hose overlength and the various disconnected pipe of production and the risk problem of tube explosion.
The purpose of the utility model is realized like this: an oil change system for a gearbox of an ultrahigh wind driven generator comprises a tower bottom oil change device containing a tower bottom pump group and a tower bottom oil tank, and further comprises a lower oil change hose, a transition oil change device and an upper oil change hose; wherein the content of the first and second substances,
the lower end of the lower oil change hose is connected with an outlet of a tower bottom pump group in the tower bottom oil change device;
the transition oil changing device is arranged on a platform positioned in the middle of the height of the fan tower cylinder and comprises a transition oil tank and a transition pump set;
an oil inlet of the transition oil tank is connected with the upper end of the upper oil change hose; the upper part, the middle part and the lower part of the inner wall of the transition oil tank are provided with a high liquid level sensor, a middle liquid level sensor and a low liquid level sensor in a one-to-one correspondence manner; the high liquid level sensor and the middle liquid level sensor are in signal connection with a controller of the tower bottom pump group;
the inlet of the transition pump set is connected with the oil outlet of the transition oil tank, and the controller of the transition pump set is respectively in signal connection with the middle liquid level sensor and the low liquid level sensor in the transition oil tank;
the lower end of the upper oil change hose is connected with an outlet of the transition pump set; the upper end of the upper oil change hose is connected with an oil port of a gear box in the tower top engine room.
The oil changing system for the gearbox of the ultrahigh wind driven generator is characterized in that the height of the oil inlet of the transition oil tank is higher than that of the high liquid level sensor; the height of the oil outlet of the transition oil tank is lower than that of the low liquid level sensor.
The utility model discloses an oil change system for superelevation aerogenerator gear box is through addding the transition device of changing oil on the platform that is located the high middle part of a fan tower section of thick bamboo to with the oil change hose share of single root length two sections, one section is connected with the bottom device of changing oil, another section is connected with the gear box in the top of the tower cabin, just so can effectively solve single oil change hose overlength and the various disconnected pipe of production and the risk problem of bursting.
Drawings
Fig. 1 is a schematic structural diagram of an oil change system of the present invention;
fig. 2 is a schematic structural diagram of a transition oil change device in the oil change system of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 and 2, the oil changing system for the gearbox of the ultra-high wind power generator of the present invention includes a tower bottom oil changing device 1, a lower oil changing hose 21, a transition oil changing device 3, and an upper oil changing hose 22.
The tower bottom oil changing device 1 comprises a tower bottom pump group and a tower bottom oil tank;
the lower end of the lower oil change hose 21 is connected with an outlet of a tower bottom pump group in the tower bottom oil change device 1;
the transition oil changing device 3 is arranged on a platform 40 positioned in the middle of the height of the fan tower 4 and comprises a transition oil tank 31 and a transition pump group 32; wherein the content of the first and second substances,
an oil inlet 311 of the transition oil tank 31 is connected with the upper end of the upper oil change hose 21; the upper part, the middle part and the lower part of the inner wall of the transition oil tank 31 are provided with a high liquid level sensor 33, a middle liquid level sensor 34 and a low liquid level sensor 35 in one-to-one correspondence; the height of the high liquid level sensor 33 is lower than that of the oil inlet 311 of the transition oil tank 31; the height of the low liquid level sensor 35 is higher than that of the oil outlet 312 of the transition oil tank 31;
the high liquid level sensor 33 and the middle liquid level sensor 34 are in signal connection with a controller of the tower bottom pump group;
the inlet of the transition pump group 32 is connected with the oil outlet 312 of the transition oil tank 31, and the controller of the transition pump group 32 is respectively in signal connection with the middle liquid level sensor 34 and the low liquid level sensor 35 in the transition oil tank 31;
the lower end of the upper oil change hose 22 is connected with the outlet of the transition pump group 32; the upper end of the upper oil change hose 22 is connected to an oil port of a gear box 50 in the tower top nacelle 5.
Because a plurality of working platforms are generally arranged inside the wind turbine tower 4 of the ultrahigh wind driven generator and are distributed at each height of the wind turbine tower 4. The utility model discloses an oil change system, adopt to set up transition oil change device 3 on the platform 40 in the middle of the height of fan tower section of thick bamboo 4, and divide into two sections with the long oil change hose of single root, lower part oil change hose 21 and upper portion oil change hose 22 promptly, when changing oil work, earlier through the tower bottom pump package of tower bottom oil change device 1 squeeze into the transition oil tank 31 in transition oil change device 3 through lower part oil change hose 21 in, when the oil level of transition oil tank 31 reaches well level sensor 34, start transition pump package 32 and squeeze into the gear box 50 of top of the tower cabin 5 with oil through upper portion oil change hose 22, when the oil level in the transition oil tank 31 reaches high level sensor 33, the pump package stops the pump oil at the tower bottom, transition pump package 32 continues to the gear box 50 pump oil; when the oil level in the transition oil tank 31 is lower than the middle liquid level sensor 34, the tower bottom pump set starts to pump oil into the transition oil tank 31, the transition pump set 32 continues to pump oil into the gear box 50 until the oil level in the transition oil tank 31 is lower than the low liquid level sensor 35, the transition pump set 32 will automatically stop pumping oil, so that continuous or discontinuous oil delivery to the gear box 40 in the tower top cabin 5 is realized, the whole flow is totally closed, the safety is ensured, and the cleanliness of the oil is also ensured.
Take a fan that highly is 200 meters as an example, also be the task that high viscosity lubricating oil reaches elevation to 200 meters perpendicularly for the oil hose of 200m at least for single length, through the utility model discloses an oil change system divide into two sections respectively about 100 meters lower part oil change hose 21 and the perpendicular transport task of upper portion oil change hose 22, and the perpendicular transport task of 100 meters high oil hose, its efficiency, maneuverability, security and reliability greatly increased, have obtained the verification of fan oil change operation for many years.
The transition oil change device 3 is fully-automatic start-stop work, is assisted by necessary safety measures, and can completely realize unmanned operation. The rated flow and power of the transition pump group 32 in the transition oil change device 3 must be larger than the flow and power of the tower bottom pump group in the tower bottom oil change device 1.
The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.
Claims (2)
1. An oil change system for a gearbox of an ultrahigh wind driven generator comprises a tower bottom oil change device comprising a tower bottom pump group and a tower bottom oil tank, and is characterized by further comprising a lower oil change hose, a transition oil change device and an upper oil change hose;
the lower end of the lower oil change hose is connected with an outlet of a tower bottom pump group in the tower bottom oil change device;
the transition oil changing device is arranged on a platform positioned in the middle of the height of the fan tower cylinder and comprises a transition oil tank and a transition pump set;
an oil inlet of the transition oil tank is connected with the upper end of the upper oil change hose; the upper part, the middle part and the lower part of the inner wall of the transition oil tank are provided with a high liquid level sensor, a middle liquid level sensor and a low liquid level sensor in a one-to-one correspondence manner; the high liquid level sensor and the middle liquid level sensor are in signal connection with a controller of the tower bottom pump group;
the inlet of the transition pump set is connected with the oil outlet of the transition oil tank, and the controller of the transition pump set is respectively in signal connection with the middle liquid level sensor and the low liquid level sensor in the transition oil tank;
the lower end of the upper oil change hose is connected with an outlet of the transition pump set; the upper end of the upper oil change hose is connected with an oil port of a gear box in the tower top engine room.
2. The oil change system for an ultra-high wind generator gearbox according to claim 1, wherein the height of the oil inlet of the transition oil tank is higher than the height of the high liquid level sensor; the height of the oil outlet of the transition oil tank is lower than that of the low liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123214666.1U CN216429845U (en) | 2021-12-20 | 2021-12-20 | Oil changing system for gearbox of ultrahigh wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123214666.1U CN216429845U (en) | 2021-12-20 | 2021-12-20 | Oil changing system for gearbox of ultrahigh wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216429845U true CN216429845U (en) | 2022-05-03 |
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ID=81318656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123214666.1U Active CN216429845U (en) | 2021-12-20 | 2021-12-20 | Oil changing system for gearbox of ultrahigh wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216429845U (en) |
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2021
- 2021-12-20 CN CN202123214666.1U patent/CN216429845U/en active Active
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