CN208565144U - The oil collector sump tank and wind power generating set of wind power generating set - Google Patents

The oil collector sump tank and wind power generating set of wind power generating set Download PDF

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Publication number
CN208565144U
CN208565144U CN201821326131.9U CN201821326131U CN208565144U CN 208565144 U CN208565144 U CN 208565144U CN 201821326131 U CN201821326131 U CN 201821326131U CN 208565144 U CN208565144 U CN 208565144U
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China
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oil
petroleum pipeline
wind power
power generating
generating set
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申翔
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Beijing Goldwind Science and Creation Windpower Equipment Co Ltd
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Beijing Goldwind Science and Creation Windpower Equipment Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)

Abstract

The utility model discloses a kind of oil collector sump tank of wind power generating set and wind power generating set, which includes: oil drain pan, and oil drain pan is mounted on the lower section for the leakage point in the cabin of wind power generating set and being located in cabin, rotates with the rotation of cabin;Oily part is connect, oily part is connect and is fixed in the tower of wind power generating set;Oil drain pan is connected to by the first petroleum pipeline, the first petroleum pipeline with oily part is connect.The oil collector sump tank of embodiment according to the present utility model is connected oil-collecting unit not at the same level using petroleum pipeline, prevents the oil leak collected from revealing again.The oil collector sump tank of embodiment according to the present utility model adapts to the operating condition of yaw etc. by rotatable petroleum pipeline.

Description

The oil collector sump tank and wind power generating set of wind power generating set
Technical field
The utility model relates to wind power generation fields, in particular, the utility model relates to a kind of wind power generating sets Oil collector sump tank and wind power generating set.
Background technique
Wind power generating set includes various hydraulic systems, for example, variable pitch hydraulic system, yaw brake hydraulic system, impeller Lock hydraulic system etc..These hydraulic systems generally comprise the components such as hydraulic oil container, pump, various valves, accumulator, petroleum pipeline.
The damage of all parts in hydraulic system all may cause the leakage of hydraulic oil.For example, wind power generating set (example Such as, offshore wind turbine) the variable pitch hydraulic system mailbox that contains up to a few hectolitre hydraulic oil be built in hub cast, When variable pitch hydraulic system failure and when oil leak, the hydraulic oil of leakage may leak to tower along power cable or tower Each platform in cylinder, in some instances it may even be possible to which the electrical equipment (for example, electrical cabinet) for leaking to tower bottom causes the damage of electrical equipment It is bad, increase wind power generating set risk on fire.
The outside of tower is arranged in existing hydraulic oil oil collector sump tank more, and the amount that can collect hydraulic oil has very much Limit, the path of the appearance or oil-collecting that influence wind power generating set cannot be applicable in rotation when cabin yaw.
Utility model content
The purpose of this utility model is to provide a kind of oil collector sump tanks of wind power generating set, prevent the oil of leakage from influencing wind The normal operation of power generator group.
One side according to the present utility model, a kind of oil collector sump tank of wind power generating set include: oil drain pan, oil drain pan peace The lower section of leakage point in the cabin of wind power generating set and in cabin, rotates with the rotation of cabin;Connect oil Part connects oily part and is fixed in the tower of wind power generating set;First petroleum pipeline, the first petroleum pipeline is by oil drain pan and meets oily part company It is logical.Setting second level oil collector sump tank simultaneously will connect oily part setting in tower, and oil-collecting efficiency can be improved and reduce oil collector sump tank in machine Occupied space in cabin.
Embodiment according to the present utility model, connecing oily part can be ring-shaped, be mounted on the inner wall of tower, connect oily part Outer diameter can be equal to the internal diameter of tower.The shape for connecing oily part is corresponding with tower shape, is easily installed and connects oily part and be conducive to prevent The only secondary leakage of hydraulic oil.
Embodiment according to the present utility model, connecing oily part can have oil-containing groove, and the oil inlet end of the first petroleum pipeline can be with The bottom of oil drain pan connects, and the oil extraction end of the first petroleum pipeline can be arranged in the top of oil-containing groove or protrude into oil-containing groove, the One petroleum pipeline can be rotated with the rotation of cabin and the shape pair of the rotational trajectory at the oil extraction end of the first petroleum pipeline and oil-containing groove It answers.Oil drain pan is connected to the secondary leakage that can prevent oil, and the mistake that can be rotated in cabin via petroleum pipeline with oil-containing groove The oil of leakage is received in journey.
Embodiment according to the present utility model, oil drain pan can be connect with the first petroleum pipeline via pressure opening and closing valve.Pressure Opening and closing valve can timely and effectively exclude oil leak, and the oil leak in hydraulic oil container is avoided to gather.
Embodiment according to the present utility model, the first petroleum pipeline may include: the first extended segment, and the first extended segment is located at machine The bottom in cabin is simultaneously laterally extended in tower, and the second extended segment, the second extended segment is connected to the first extended segment, and along the height of tower Degree direction, which extends to, connects oily part.It thus it can be prevented that influence of the petroleum pipeline to other component in tower.
Embodiment according to the present utility model, the first petroleum pipeline can via the bottom for being mounted on cabin bracket relative to Cabin is kept fixed or the first extended segment and the second extended segment are protected by being mounted on the bracket of the bottom of cabin relative to cabin Hold fixation.It is kept fixed petroleum pipeline by bracket, petroleum pipeline can be caused arbitrarily to shake with the rotation of cabin to avoid petroleum pipeline It is dynamic.
Embodiment according to the present utility model, the oil collector sump tank can also include: the second petroleum pipeline, the second petroleum pipeline into Oily end is connected to the bottom for connecing oily part;Fuel tank is collected, the bottom that fuel tank is located at tower, and the oil extraction end of the second petroleum pipeline are collected It is connected to fuel tank is collected.It by three-level oil-collecting, can be leaked again to tower to avoid the oil of leakage, or even leak to tower bottom Electrical equipment, substantially reduce machinery space fire load and fire risk.
Embodiment according to the present utility model, leakage point can be the leakage point of hydraulic oil container.Hydraulic oil container is prevented as a result, The hydraulic oil of leakage reveals the normal operation for influencing wind power generating set in leakage point.
Embodiment according to the present utility model, the oil collector sump tank can also include: third petroleum pipeline, third petroleum pipeline into Oily end is connected to connecing oily part and/or collect fuel tank, the oil extraction end of third petroleum pipeline via the middle part for connecing oily part space with it is hydraulic Fuel tank connection;Pump, including oil inlet and oil outlet, oil inlet with connect oily part and/or collection fuel tank is connected to, oil outlet and hydraulic oil Case connection.Thus, it is possible to improve the recycling and reusing of the oil of leakage.
Embodiment according to the present utility model, hydraulic oil container can be variable pitch hydraulic oil container.Thus, it is possible to avoid hydraulic oil The oil leak of case is gathered.
Another aspect according to the present utility model, a kind of wind power generating set are provided with above-mentioned oil collector sump tank.
The oil collector sump tank of embodiment according to the present utility model realizes multistage oil-collecting, prevents oil leak from influencing wind power generating set Normal operation.
The oil collector sump tank of embodiment according to the present utility model is connected oil-collecting unit not at the same level using petroleum pipeline, is prevented The oil leak of collection is revealed again.
The oil collector sump tank of embodiment according to the present utility model adapts to yaw etc. by rotatable petroleum pipeline Operating condition.
The oil collector sump tank of embodiment according to the present utility model opens and closes valve by being set to the pressure inside oil drain pan, can Timely and effectively draining.
The oil collector sump tank of embodiment according to the present utility model can be dropped when safeguarding to the hydraulic system in cabin Low oil extraction connects inconvenience caused by oil, reduces the load of maintenance personnel.
The safety of wind power generating set can be improved in the oil collector sump tank of embodiment according to the present utility model.
Detailed description of the invention
Fig. 1 is the schematic diagram for showing the oil collector sump tank of embodiment according to the present utility model;
Fig. 2 is the stereoscopic schematic diagram for showing the oil collector sump tank of embodiment according to the present utility model;
Fig. 3 is the stereoscopic schematic diagram for showing the mounting means of oil collector sump tank of embodiment according to the present utility model.
Drawing reference numeral explanation:
1: cabin;2: tower;3: hydraulic oil container;10: oil drain pan;11: pressure opens and closes valve;12: platform;20: connecing oily part; 21: oil-containing groove;22: inner wall;23: space;24: outer wall;30: the first petroleum pipelines;31: the first extended segments;32: the second extended segments; 40: the second petroleum pipelines;50: collecting fuel tank.
Specific embodiment
Embodiment according to the present utility model is arranged multistage oil-collecting unit in the inside of cabin and tower, and passes through oil transportation Multistage oil-collecting unit is connected to by pipe, to prevent the leakage of oily (for example, hydraulic oil).
It is right with reference to the accompanying drawing in order to make the technical concept those skilled in the art can better understand that the utility model Specific embodiment of the utility model is described in detail, and in the accompanying drawings, identical label always shows identical component.
Fig. 1 is the schematic diagram for showing the oil collector sump tank of embodiment according to the present utility model, and Fig. 2 is shown according to originally practical The stereoscopic schematic diagram of the oil collector sump tank of novel embodiment, Fig. 3 are the oil collector sump tanks for showing embodiment according to the present utility model Mounting means stereoscopic schematic diagram.
The oil collector sump tank of embodiment according to the present utility model can be used for collecting wind power generating set (for example, Oversea wind Generating set) leakage oil, be preferably applied to wind power generating set hydraulic system leakage hydraulic oil.
The oil collector sump tank of embodiment according to the present utility model may include oil drain pan 10, connect oily part 20 and the first petroleum pipeline 30.Oil drain pan 10 can be level-one oil-collecting unit, and connecing oily part 20 can be second level oil-collecting unit.First petroleum pipeline 30 can be by this The connection of two-stage oil-collecting unit.
As shown in Figure 1 to Figure 3, oil drain pan 10 may be mounted in the cabin 1 of wind power generating set, and can be with cabin 1 rotation and rotate, for example, in During yaw, cabin 1 is rotated around tower 2 in the horizontal plane.At this point, being fixedly mounted on wind Oil drain pan 10 in the cabin 1 of power generator group can also be rotated with cabin 1.
Preferably, each hydraulic system that oil drain pan 10 may be mounted in the cabin 1 of wind power generating set is (for example, become Paddle hydraulic system, yaw brake hydraulic system, impeller locking hydraulic system etc.) hydraulic oil container 3 bottom, to collect from hydraulic The hydraulic oil of all parts (for example, hydraulic oil container 3) leakage of system.
As needed, oil drain pan 10 can also be mounted on the easy oil leak of the component (for example, hydraulic system) in cabin Position (for example, leakage point), other than collecting hydraulic oil, oil drain pan 10 can also collect other kinds of oil, for example, lubrication Oil etc..
In addition, oil drain pan 10 can be integrally formed with hydraulic oil container 3, it is also possible to the component isolated with hydraulic oil container 3, And oil drain pan 10 can be one or more, for example, oil drain pan 10 may include first be integrally formed with hydraulic oil container 3 Oil drain pan can also include separating and being mounted in cabin with hydraulic oil container 3 (for example, the position of the easy oil leak of hydraulic system Set) the second oil drain pan, and multiple oil drain pans 10 are mountable in cabin 1, or at least part is mounted on cabin 1 It is interior.
The size and shape of oil drain pan 10 can be selected arbitrarily as needed, as long as the component leakage in cabin 1 can be received Oil.
As shown in Figures 2 and 3, connecing oily part 20 can be fixed in the tower 2 of wind power generating set, and connecing oily part 20 can lean on The top layout of the tower 2 of nearly wind power generating set, the distance for connecing bottom of the oily part 20 apart from tower 2, which can be much larger than, connects oil The distance at top of the part 20 apart from tower 2.
Connecing oily part 20 can be in disk form, and can be arranged in connecing oily part 20 around inner wall one week of tower 2 Through-hole, to facilitate transmission line to pass through the component in through-hole connection tower 2 and the component in cabin 1.Connecing oily part 20 can also be with In circular ring shape, for example, the middle part for connecing oily part 20 can have space 23, for example, circular space, so that above-mentioned transmission line passes through. In addition, the outer diameter for connecing oily part 20 can be equal to the internal diameter of tower 2.
As shown in Figure 1, the first petroleum pipeline 30 can discharge the oil collected in oil drain pan 10, collection in oil drain pan 10 is prevented Secondary leakage occurs for oily (for example, hydraulic oil).For example, oil drain pan 10 can be connected to by the first petroleum pipeline 30 with oily part 20 is connect.
Specific as shown in Figures 2 and 3, the oil inlet end (for example, upper end) of the first petroleum pipeline 30 can be with the bottom of oil drain pan 10 Portion's connection, the oil extraction end (for example, lower end) of the first petroleum pipeline 30 can be arranged in the top for connecing oily part 20, or protrude into and connect oily part In 20.It is not shown, still connecing oily part 20 can have inner space, the oil extraction end flexible of the first petroleum pipeline 30 can be with It protrudes into the inner space for connecing oily part 20.
In addition, connecing oily part 20 also can have oil-containing groove 21, oil-containing groove 21 can be opened up along the periphery for connecing oily part 20, connect oil Part 20 can independently form oil-containing groove 21, that is, oil-containing groove 21 can have U-shaped section.Connecing oily part 20 can also be with wind-driven generator The tower 2 of group is formed together oil-containing groove 21, that is, oil-containing groove 21 can have L-type section, and the outer wall 24 for connecing oily part 20 can be tower The inner wall of cylinder 2.Oil-containing groove 21 can be arranged along the periphery for connecing oily part 20, to form annular oil-containing groove.
As described above, the middle section for connecing oily part 20 can be hollow space 23, for example, round hole.Connect oily part 20 That middle section is also possible to entity or circular groove, the circular groove can be separated from each other by partition and oil-containing groove 21, And it is used equally for oil-collecting.
In addition, connecing the inner wall 22 of oily part 20 can raise upward, at least part at the oil extraction end of the first petroleum pipeline 30 can To be inserted into the space that the inner wall of inner wall 22 and tower 2 is formed, thus, it is possible to keep the oil extraction end of the first petroleum pipeline 30 as far as possible Positioned at the top of oil-containing groove 21, so that the oil for preventing the first petroleum pipeline 30 from conveying leaks to the bottom of tower 2 by space 23.
Preferably, the first petroleum pipeline 30 can rotate and the rotational trajectory of the first petroleum pipeline 30 with the rotation of cabin 1 Can be corresponding with oil-containing groove 21, for example, the rotational trajectory of the first petroleum pipeline 30 can be circle, oil-containing groove 21 can be circular ring shape Oil-containing groove.
For example, the oil extraction end (for example, lower end) of the first petroleum pipeline 30 can be arranged in the top of oil-containing groove 21 or protrude into In oil-containing groove 21, specifically, oil drain pan 10 is connected to by the platform 12 that the first petroleum pipeline 30 can pass through cabin with oily part 20 is connect. First petroleum pipeline 30 can connect oil around the central axis rotation of tower 2, the oil extraction end (that is, lower end) of the first petroleum pipeline 30 The rotation of in the slot 21 or surface of oil-containing groove 21.Pass through secondary recovery as a result, and oily part 20 will be connect and is arranged in tower 2, it can To improve oil-collecting efficiency and reduce occupied space of the oil collector sump tank in cabin 1.
Embodiment according to the present utility model, oil drain pan 10 and the first petroleum pipeline 30 can open and close valve 11 via pressure and connect It connects.
Pressure opening and closing valve 11 can timely and effectively exclude oil leak, and oil leak is avoided to gather.For example, pressure opening and closing valve 11 can be with It is mounted in oil drain pan 10 or is mounted on the bottom of oil drain pan 10, and can reach predetermined in the hydraulic oil in oil drain pan 10 It is automatically turned on when amount, connects oily part 20 to be transported to the oil collected in oil drain pan 10 by the first petroleum pipeline 30.
At least part that at least part of first petroleum pipeline 30 can be flexible pipe or the first petroleum pipeline 30 can be with It is rigid pipe.For example, the oil inlet end of the first petroleum pipeline 30 can be rigid pipe, the oil extraction end of the first petroleum pipeline 30 can be flexibility Pipe, and can protrude into the oil-containing groove 21 for connecing oily part 20.The middle section of first petroleum pipeline 30 is also possible to rigid.
For example, the first petroleum pipeline 30 may include the first extended segment 31 and the second extended segment 32.First extended segment 31 can be with Positioned at cabin bottom and be laterally extended in tower 2, the second extended segment 32 can be connected to the first extended segment 31, and can be with It is extended to along the short transverse of tower 2 and connects oily part 20 (for example, extending in the oil-containing groove 21 for connecing oily part 20).It is possible thereby to anti- Only the layout of petroleum pipeline impacts other component in tower.
In the present invention, " rigid petroleum pipeline " refers to that petroleum pipeline can independently keep its form, " oil transportation flexible Pipe " refers to that petroleum pipeline itself cannot keep it and fix form, and needs additional support member.
It is not shown, still the first petroleum pipeline 30 can be via the bracket for the bottom for being mounted on cabin relative to cabin 1 be kept fixed or the first extended segment 31 and the second extended segment 32 can by be mounted on cabin bottom bracket relative to Cabin 1 is kept fixed.
Here, bracket, which can be, covers in 30 periphery of the first petroleum pipeline and has rigid with the correspondingly-shaped of the first petroleum pipeline 30 Property bracket.Bracket can be fixed in cabin 1, for example, being fixed on the bottom of cabin 1.Make petroleum pipeline (for example, by bracket One petroleum pipeline 30) it is kept fixed, petroleum pipeline can be caused arbitrarily to shake with the rotation of cabin to avoid petroleum pipeline.
Embodiment according to the present utility model, oil collector sump tank can also include the second petroleum pipeline 40, and the second petroleum pipeline 40 can With the bottom that will be connect the oil in oily part 20 and be delivered to tower 2.
For example, the oil inlet end (for example, upper end) of the second petroleum pipeline 40 can be connected to the bottom for connecing oily part 20, the second oil transportation The oil extraction end of pipe 40 can be connected to the collection fuel tank 50 (three-level collector unit) for the bottom for being located at tower 2, the second petroleum pipeline 40 It can be arranged completely along the short transverse of tower 2, the second petroleum pipeline 40 can leak in tower again to avoid the oil of leakage, very To the electrical equipment of tower bottom is leaked to, to substantially reduce machinery space fire load and fire risk.
It is not shown, still the oil collector sump tank of the utility model can also include third petroleum pipeline and pump, third is defeated The oil inlet end (lower end) of oil pipe can be connected to oily part 20 (for example, the bottom for connecing oily part 20) is connect, the oil extraction end of third petroleum pipeline It can be connected to via the space 23 for the middle section for connecing oily part 20 with hydraulic oil container 3, pump can send the oil pump connect in oily part 20 To hydraulic oil container 3.Specifically, pump may include oil inlet and oil outlet, which can be connected to oily part 20 is connect, oil outlet It can be connected to hydraulic oil container 3.Thus, it is possible to improve the utilization rate of the oil of leakage.
Optionally, third petroleum pipeline can will collect fuel tank 50 and be connected to hydraulic oil container 3, and can will be collected by pump The oil collected in fuel tank 50 is delivered to hydraulic oil container 3.For example, the oil inlet of pump can be connected to fuel tank 50 is collected, oil outlet can To be connected to hydraulic oil container 3.
In addition, the valve unit similar to pressure opening and closing valve 11 also can be set in the bottom for connecing oily part 20, for example, the valve Unit can be set in the bottom of oil-containing groove 21, and when the oil collected in oil-containing groove 21 reaches predetermined amount, automatically turn on, from And the oil in oil-containing groove 21 is discharged by the second petroleum pipeline 40 and collects fuel tank 50.
As described above, the inside for connecing oily part 20 can be hollow space 23.Thus, it is possible to make the electrical communications of cabin 1 Line is connected to the electrical equipment for being mounted on the bottom of tower 2 via space 23.
The oil collector sump tank of embodiment according to the present utility model realizes multistage oil-collecting, prevents oil leak from influencing wind power generating set Normal operation.
The oil collector sump tank of embodiment according to the present utility model is connected oil-collecting unit not at the same level using petroleum pipeline, is prevented The oil leak of collection is revealed again.
The oil collector sump tank of embodiment according to the present utility model adapts to yaw etc. by rotatable petroleum pipeline Operating condition.
The oil collector sump tank of embodiment according to the present utility model opens and closes valve timely and effectively draining by pressure.
The oil collector sump tank of embodiment according to the present utility model can be dropped when safeguarding to the hydraulic system in cabin Low oil extraction connects inconvenience caused by oil, reduces the load of maintenance personnel.
The safety of wind power generating set can be improved in the oil collector sump tank of embodiment according to the present utility model.
Specific embodiment of the present utility model is described in detail above, although having show and described some realities Example is applied, it will be understood by those skilled in the art that not departing from the principles of the present invention for being defined by the claims its range In the case where spirit, these embodiments can be combined, be modified and perfect (for example, can be to the utility model not It is combined with technical characteristic to obtain new technical solution).These combine, modify and improve also should be in the guarantor of the utility model It protects in range.

Claims (11)

1. a kind of oil collector sump tank of wind power generating set characterized by comprising
Oil drain pan (10), the oil drain pan (10) are mounted in the cabin (1) of the wind power generating set and are located at the machine The lower section of leakage point in cabin (1) is rotated with the rotation of the cabin (1);
It connects oily part (20), the oily part (20) that connects is fixed in the tower (2) of the wind power generating set;
The oil drain pan (10) is connected to by the first petroleum pipeline (30), first petroleum pipeline (30) with the oily part (20) that connects.
2. the oil collector sump tank of wind power generating set according to claim 1, which is characterized in that described connect oily part (20) are ring Shape is mounted on the inner wall of the tower (2), and the outer diameter for connecing oily part (20) is equal to the internal diameter of the tower (2).
3. the oil collector sump tank of wind power generating set according to claim 2, which is characterized in that the oily part (20) that connects has The oil inlet end of oil-containing groove (21), first petroleum pipeline (30) is connect with the bottom of the oil drain pan (10), first oil transportation The oil extraction end of pipe (30) is arranged in the top of the oil-containing groove (21) or protrudes into the oil-containing groove (21), first oil transportation Pipe (30) is rotated with the rotation of the cabin (1) and the rotational trajectory at the oil extraction end of first petroleum pipeline (30) connects with described The shape of oil groove (21) is corresponding.
4. the oil collector sump tank of wind power generating set according to any one of claim 1-3, which is characterized in that described to connect oil Disk (10) is connect with first petroleum pipeline (30) via pressure opening and closing valve (11).
5. the oil collector sump tank of wind power generating set according to claim 4, which is characterized in that first petroleum pipeline (30) Include:
First extended segment (31), first extended segment (31) are located at the bottom of the cabin (1) and the cross in the tower (2) To extension,
Second extended segment (32), second extended segment (32) are connected to first extended segment (31), and along the tower (2) Short transverse extend to and described connect oily part (20).
6. the oil collector sump tank of wind power generating set according to claim 5, which is characterized in that first petroleum pipeline (30) It is kept fixed via the bracket for the bottom for being mounted on the cabin (1) relative to the cabin (1) or first extended segment (31) it is kept admittedly by being mounted on the bracket of the bottom of the cabin (1) relative to the cabin (1) with the second extended segment (32) It is fixed.
7. the oil collector sump tank of wind power generating set according to claim 6, which is characterized in that further include:
Second petroleum pipeline (40), the oil inlet end of second petroleum pipeline (40) are connected to the bottom for connecing oily part (20);
It collects fuel tank (50), the bottom collected fuel tank (50) and be located at the tower (2), and second petroleum pipeline (40) Oil extraction end be connected to the collection fuel tank (50).
8. the oil collector sump tank of wind power generating set according to claim 7, which is characterized in that the leakage point is hydraulic oil The leakage point of case (3).
9. the oil collector sump tank of wind power generating set according to claim 8, which is characterized in that further include:
Third petroleum pipeline, the oil inlet end of the third petroleum pipeline connect oily part (20) and/or the collection fuel tank (50) even with described It is logical, the oil extraction end of the third petroleum pipeline via the middle part for connecing oily part (20) space (23) and the hydraulic oil container (3) Connection;
Pump, including oil inlet and oil outlet, the oil inlet connect oily part (20) and/or the collection fuel tank (50) even with described Logical, the oil outlet is connected to the hydraulic oil container (3).
10. the oil collector sump tank of wind power generating set according to claim 9, which is characterized in that the hydraulic oil container (3) is Variable pitch hydraulic oil container.
11. a kind of wind power generating set, which is characterized in that be provided with oil-collecting dress according to claim 1 to 10 It sets.
CN201821326131.9U 2018-08-16 2018-08-16 The oil collector sump tank and wind power generating set of wind power generating set Active CN208565144U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821326131.9U CN208565144U (en) 2018-08-16 2018-08-16 The oil collector sump tank and wind power generating set of wind power generating set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821326131.9U CN208565144U (en) 2018-08-16 2018-08-16 The oil collector sump tank and wind power generating set of wind power generating set

Publications (1)

Publication Number Publication Date
CN208565144U true CN208565144U (en) 2019-03-01

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CN201821326131.9U Active CN208565144U (en) 2018-08-16 2018-08-16 The oil collector sump tank and wind power generating set of wind power generating set

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