CN102996368A - Engine room truss of wind generation set - Google Patents
Engine room truss of wind generation set Download PDFInfo
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- CN102996368A CN102996368A CN2012105547364A CN201210554736A CN102996368A CN 102996368 A CN102996368 A CN 102996368A CN 2012105547364 A CN2012105547364 A CN 2012105547364A CN 201210554736 A CN201210554736 A CN 201210554736A CN 102996368 A CN102996368 A CN 102996368A
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- side frame
- wind turbine
- longeron
- frame
- turbine cabin
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Abstract
The invention discloses an engine room truss of a wind generation set. The engine room truss comprises a left side frame, a right side frame, a front beam, a back beam and more than one middle beam, wherein the front end of the left side frame is connected with the front end of the right side frame through the front beam; the back end of the left side frame is connected with the back end of the right side frame through the back beam; and the middle beams are bridged between the left side frame and the right side frame. According to the engine room truss, a triangular support and an inclined strut are used for being connected with the bottom of a support; the improvement comes from a load transmitting path of a traveling car and an engine room cover; and the left side frame and the right side frame in bilateral symmetry are connected by the middle beams, so that the stability of the whole engine room truss is greatly improved and the wind loading resistance action is obvious.
Description
Technical field
The present invention relates to the wind power technology field, particularly relate to a kind of wind turbine cabin truss.
Background technique
Wind-powered electricity generation is as a kind of clean energy resource, and the exploitation of the wind-powered electricity generation energy constantly promotes the wind-powered electricity generation unit to maximization, specialized direction development.Increasing along with the wind-powered electricity generation capacity of power unit, place the volume and weight of the parts such as Transmitted chains in the cabin also to increase thereupon, cabin weight has reflected the quality of whole wind-powered electricity generation unit design, and high-power wind turbine set engine room layout design is generally comparatively compact, with supporting structures such as frames before and after optimizing.
In addition, generally need configuration maintenance crane assembling system in order to when component break down, repair or replace in the wind turbine cabin, the high-power wind turbine unit, especially offshore type high-power wind turbine unit, for reducing maintenance cost and improving maintainable, place the more employing bridge crane structure of the maintenance crane assembling system form of tight space in the cabin, the supporting structure design of driving needs to consider the series of problems such as bearing capacity, stability, cabin space utilization and manufacturing process.
Notice of authorization number be CN201851287U patent disclosure a kind of truss member of wind generating set, consisted of by two groups of one-sided component trusses, one-sided component truss comprises pillar, tiltedly holds support and light rail fixed plate, tiltedly holding support one end is fixed in the middle of the pillar, the other end is fixed on the light rail fixed plate, pillar is provided with carriage, is used for supporting and reaches fixedly engine room cover.During the larger component of this structure hoisting weight, bearing capacity is not enough, only can satisfy the load bearing requirements of little tonnage driving, and stability is bad, carries effect when larger at engine room cover side institute wind-engaging, and one-sided truss is yielding.Also have a kind of engine room frame structure of the large-tonnage bridge crane for supporting the Liftable gear-box, it adopts welding procedure, is meeting under the minimum arrangement requirement prerequisite of cabin space, can satisfy carrying and the connection request of driving.This structure forms because of integral solder, so make, transport and install all comparatively difficult.
This shows, cabin of the prior art truss, there are obvious deficiency and defective in use, structure, demand further improvement urgently, how to found a kind of requirement of satisfying the large tonnage crane hoisting heavy, effectively alleviate deadweight and reduce cost, and the obvious cabin of wind load resistance effect truss, real one of the current important research and development problem that belongs to.
Summary of the invention
The purpose of this invention is to provide a kind of wind turbine cabin truss, can optimize the load bang path from engine room cover and driving, improve its stability and wind load resistance effect, satisfy the requirement of large tonnage crane hoisting heavy, and convenient disassembly, weight reduction, cost, thus overcome the deficiencies in the prior art.
For solving the problems of the technologies described above, a kind of wind turbine cabin truss of the present invention, comprise left frame, left side frame, front-axle beam, the back rest and an above intermediate beam, wherein: the left frame front end connects the front end of left side frame by front-axle beam, the rear end of left frame is by the rear end of back rest connection left side frame, and intermediate beam is connected across between left frame and the left side frame.
As a further improvement on the present invention, the bottom of described left frame and left side frame, and be provided with the yielding support seat with the joint of front-axle beam, intermediate beam, the back rest.
Described left frame and left side frame comprise respectively: the longeron that is connected with front-axle beam, intermediate beam, the back rest; Two of support stringer with upper supporting column; The top is connected with longeron, and the bottom connects the trivet of adjacent struts; And turn forward, the bottom is connected with the pillar that is positioned at foremost, the diagonal brace that the top is connected with longeron.
Described pillar top is connected with an end of the back rest or intermediate beam.
Described longeron comprises longitudinal beam front section and longeron back segment, and the middle part of longitudinal beam front section and longeron back segment all is connected with intermediate beam.
Described pillar is provided with the top fixed interface of regulator cubicle and cooling unit.
Described longeron is provided with driving walking track mounting interface.
Described trivet is provided with the top fixed interface of regulator cubicle and cooling unit.
Described front-axle beam is provided with the interface that connects the cabin forebay.
Described left frame and left side frame symmetrical configuration.
After adopting above design, the present invention has following beneficial effect compared with the prior art:
1, the present invention adopts trivet and diagonal brace to be connected with a column bottom, can optimize the load bang path from engine room cover and driving;
2, the present invention adopts intermediate beam that left and right side frame is connected, and whole cabin truss stability is significantly promoted, and makes the wind load resistance successful;
3, the present invention's mode with bolts forms bogie side frame and whole cabin truss, makes its manufacturing, transportation and dismounting comparatively convenient;
4, the present invention adopts longeron segmented mode structure, makes driving walking track deformation measure better control, and whole cabin truss is truss structure, when satisfying the required bearing capacity of large tonnage crane hoisting heavy, has effectively alleviated deadweight and has reduced cost;
5, cabin of the present invention truss structure utilizes space, both sides in the cabin, when adapting to the compact type Arrangement of Engine-room, for lifting to set up, maintenance provides the working space that can cover whole cabin, this truss structure can be regulator cubicle and cooling unit etc. better top fixed interface is provided, thereby prevents from waving the damage that causes device.
Below by drawings and Examples, technological scheme of the present invention is described in further detail.
Description of drawings
Above-mentioned only is the general introduction of technical solution of the present invention, and for can clearer understanding the present invention, the present invention is described in further detail below in conjunction with accompanying drawing and embodiment.
Fig. 1 is cabin of the present invention truss the first embodiment's structural representation.
Fig. 2 is cabin of the present invention truss the second embodiment's structural representation.
Fig. 3 is the Space Layout Structure schematic representation of cabin of the present invention truss in the compact type cabin.
Fig. 4 is the local structure for amplifying schematic representation at I place among Fig. 2.
Fig. 5 is the local structure for amplifying schematic representation at II place among Fig. 2.
Fig. 6 is the local structure for amplifying schematic representation at III place among Fig. 2.
Fig. 7 is the local structure for amplifying schematic representation at IV place among Fig. 2.
Fig. 8 is the local structure for amplifying schematic representation at V place among Fig. 2.
Fig. 9 is the local structure for amplifying schematic representation at VI place among Fig. 2.
Embodiment
See also Fig. 1, Fig. 2, shown in Figure 3, a kind of wind turbine cabin truss of the present invention comprises left frame 1, left side frame 2, front-axle beam 3, the back rest 5 and an above intermediate beam 4.Wherein, left frame 1 front end is by the front end of front-axle beam 3 connection left side frame 2, and the rear end of left frame 1 is by the rear end of the back rest 5 connection left side frame 2, and middle 4 girder spans are connected between left frame 1 and the left side frame 2.
Furthermore, the present invention also comprises yielding support seat 6, this yielding support seat 6 can be arranged on the bottom of left frame 1 and left side frame 2, and the joint of left frame 1, left side frame 2 and front-axle beam 3, intermediate beam 4, the back rest 5, can adopt the square plate of four jiaos of band screws as shown in Figure 5, and cooperate to install yielding support by screw, nut and screw.
Left frame 1 of the present invention and left side frame 2 mainly are comprised of longeron, pillar, trivet and diagonal brace respectively.Wherein, longeron is connected with front-axle beam 3, intermediate beam 4, the back rest 5.Pillar respectively is more than two, is used for support stringer, by the yielding support seat 6 that is arranged on its bottom yielding support is installed, and is connected with the engine room cover of wind-powered electricity generation unit.The top of trivet is connected with longeron, and the two ends, bottom connect respectively the bottom of adjacent struts.Diagonal brace turns forward, and the bottom is connected with a column bottom that is positioned at foremost, and the top is connected with longeron.
Specifically, longeron can be one-part form structure shown in Figure 1, also can be assembled by connecting plate, bolt by longitudinal beam front section 14 and an above longeron back segment 15 as shown in Figure 2, and longitudinal beam front section 14 all is connected with intermediate beam 4 with the middle part of longeron back segment 15.The quantity of pillar and setting position are to correspond to suitablely with intermediate beam 4, the back rest 5, and each pillar top is connected with an end of the back rest 5 or intermediate beam 4 respectively, and arranging of intermediate beam 4 needs on the height to satisfy driving by requiring.The structure of left frame 1 and left side frame 2 forms with mutually to being called the best.
In addition, the present invention also can arrange at pillar and/or trivet the top fixed interface of regulator cubicle and cooling unit etc., at longeron driving walking track mounting interface is set, and at front-axle beam 3 interface that connects the cabin forebay is set.Above-mentioned interface can according to the needs design is installed, for example can simply adopt circular mounting platform as shown in Figure 4, and offer the mode of structure of four mounting holes at platform.
Embodiment one
Please cooperate and consult shown in Figure 1ly, the cabin truss of one-part form longeron of the present invention comprises left frame 1, left side frame 2, front-axle beam 3, intermediate beam 4, the back rest 5 and yielding support seat 6, and left frame 1 and left side frame 2 are symmetrical set.
Wherein, left frame 1 comprises pillar 11, trivet 12, diagonal brace 13 and longeron; Corresponding, left side frame 2 comprises pillar 21, trivet 22, diagonal brace 23 and longeron, and in the present embodiment, longeron is one section, and trivet 12 or trivet 22 quantity respectively are one, and intermediate beam 4 magnitude settings are one.
Embodiment two
See also shown in Figure 2ly, the cabin truss comprises left frame 1, left side frame 2, front-axle beam 3, intermediate beam 4, the back rest 5 and yielding support seat 6, left frame 1 and left side frame 2 bilateral symmetry.
Wherein, left frame 1 comprises pillar 11, trivet 12, diagonal brace 13, longitudinal beam front section 14 and longeron back segment 15; Corresponding, left side frame 1 comprises pillar 21, trivet 22, diagonal brace 23, longitudinal beam front section 24 and longeron back segment 25.In the present embodiment, longeron is divided into longitudinal beam front section and longeron back segment, and trivet 12 and trivet 22 magnitude settings are two, and intermediate beam 4 magnitude settings are two.
See also shown in Figure 4ly, front-axle beam of the present invention is provided with the frame connection interface, is used for fixedly truss front end.See also shown in Figure 5, intermediate beam cross-over connection interface structure of the present invention, yielding support seat 6 is fixedly connected with intermediate beam 4, intermediate beam 4 is fixedly connected with pillar 21 by bolt, longeron is fixedly connected with pillar 21.See also shown in Figure 6, the back rest of the present invention and left side frame connection interface structure, yielding support seat 6 is fixedly connected with longeron 25, longeron 25 is fixedly connected with pillar 21 with the back rest 5 respectively.See also shown in Figure 7, diagonal brace of the present invention, trivet and pillar connection interface structure, trivet 12 bottoms, diagonal brace 13, pillar 11 and elastic base 6 are fixedly connected with.See also shown in Figure 8, longitudinal beam front section of the present invention, longeron back segment and trivet connection interface structure, longitudinal beam front section 14, longeron back segment 15 are bolted to connection, and are fixedly connected with trivet 12 tops respectively.See also shown in Figure 9, trivet of the present invention and pillar connection interface structure, the bottom of adjacent two trivets 12, the root of pillar 11 and yielding support seat 6 are fixedly connected with.
A kind of wind turbine cabin truss of the present invention satisfies its lifting in the scope of whole cabin mainly as supporting high-power wind turbine set engine room maintenance travelling crane and safeguards simultaneously supporting and fixedly engine room cover, regulator cubicle and cooling unit etc.
The above; it only is preferred embodiment of the present invention; be not that the present invention is done any pro forma restriction, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection scope of the present invention.
Claims (10)
1. a wind turbine cabin truss is characterized in that comprising left frame, left side frame, front-axle beam, the back rest and an above intermediate beam, wherein:
The left frame front end is by the front end of front-axle beam connection left side frame, and the rear end of left frame is by the rear end of back rest connection left side frame, and intermediate beam is connected across between left frame and the left side frame.
2. wind turbine cabin truss according to claim 1 is characterized in that:
The bottom of described left frame and left side frame, and be provided with the yielding support seat with the joint of front-axle beam, intermediate beam, the back rest.
3. wind turbine cabin truss according to claim 1 is characterized in that described left frame and left side frame comprise respectively:
The longeron that is connected with front-axle beam, intermediate beam, the back rest;
Two of support stringer with upper supporting column;
The top is connected with longeron, and the bottom connects the trivet of adjacent struts; And
Turn forward, the bottom is connected with the pillar that is positioned at foremost, the diagonal brace that the top is connected with longeron.
4. wind turbine cabin truss according to claim 3 is characterized in that described pillar top is connected with an end of the back rest or intermediate beam.
5. wind turbine cabin truss according to claim 3 is characterized in that described longeron comprises longitudinal beam front section and longeron back segment, and the middle part of longitudinal beam front section and longeron back segment is connected with respectively intermediate beam.
6. wind turbine cabin truss according to claim 3 is characterized in that described pillar is provided with the top fixed interface of regulator cubicle and cooling unit.
7. wind turbine cabin truss according to claim 3 is characterized in that described longeron is provided with driving walking track mounting interface.
8. wind turbine cabin truss according to claim 3 is characterized in that described trivet is provided with the top fixed interface of regulator cubicle and cooling unit.
9. wind turbine cabin truss according to claim 1 is characterized in that described front-axle beam is provided with the interface that connects the cabin forebay.
10. each described wind turbine cabin truss is characterized in that described left frame and left side frame symmetrical configuration according to claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210554736.4A CN102996368B (en) | 2012-12-19 | 2012-12-19 | Engine room truss of wind generation set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210554736.4A CN102996368B (en) | 2012-12-19 | 2012-12-19 | Engine room truss of wind generation set |
Publications (2)
| Publication Number | Publication Date |
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| CN102996368A true CN102996368A (en) | 2013-03-27 |
| CN102996368B CN102996368B (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210554736.4A Active CN102996368B (en) | 2012-12-19 | 2012-12-19 | Engine room truss of wind generation set |
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| Country | Link |
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| CN (1) | CN102996368B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329227B (en) * | 2014-08-28 | 2017-03-15 | 太原重工股份有限公司 | A kind of frame structure of generating set |
| CN109196224A (en) * | 2016-06-22 | 2019-01-11 | 维斯塔斯风力系统有限公司 | Wind turbine nacelle including the afterframe structure with flexible joint |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2657037A1 (en) * | 2006-07-14 | 2008-01-17 | Vestas Wind Systems A/S | Wind turbine comprising enclosure structure formed as a faraday cage |
| CN201746245U (en) * | 2010-07-27 | 2011-02-16 | 三一电气有限责任公司 | Aerogenerator unit and maintenance crane thereof |
| CN102052262A (en) * | 2009-11-02 | 2011-05-11 | 通用电气公司 | Configuration of a wind turbine nacelle |
| EP2322795A2 (en) * | 2009-11-17 | 2011-05-18 | Vestas Wind Systems A/S | Nacelle for a wind turbine |
| CN201851287U (en) * | 2010-11-23 | 2011-06-01 | 南车株洲电力机车研究所有限公司 | Truss member of wind generating set |
| CN202449761U (en) * | 2012-02-27 | 2012-09-26 | 华仪风能有限公司 | Hoister in cabin and wind generating set applying same |
| CN202991363U (en) * | 2012-12-19 | 2013-06-12 | 国电联合动力技术有限公司 | Truss for cabins in wind turbine generators |
-
2012
- 2012-12-19 CN CN201210554736.4A patent/CN102996368B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2657037A1 (en) * | 2006-07-14 | 2008-01-17 | Vestas Wind Systems A/S | Wind turbine comprising enclosure structure formed as a faraday cage |
| CN102052262A (en) * | 2009-11-02 | 2011-05-11 | 通用电气公司 | Configuration of a wind turbine nacelle |
| EP2322795A2 (en) * | 2009-11-17 | 2011-05-18 | Vestas Wind Systems A/S | Nacelle for a wind turbine |
| CN201746245U (en) * | 2010-07-27 | 2011-02-16 | 三一电气有限责任公司 | Aerogenerator unit and maintenance crane thereof |
| CN201851287U (en) * | 2010-11-23 | 2011-06-01 | 南车株洲电力机车研究所有限公司 | Truss member of wind generating set |
| CN202449761U (en) * | 2012-02-27 | 2012-09-26 | 华仪风能有限公司 | Hoister in cabin and wind generating set applying same |
| CN202991363U (en) * | 2012-12-19 | 2013-06-12 | 国电联合动力技术有限公司 | Truss for cabins in wind turbine generators |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329227B (en) * | 2014-08-28 | 2017-03-15 | 太原重工股份有限公司 | A kind of frame structure of generating set |
| CN109196224A (en) * | 2016-06-22 | 2019-01-11 | 维斯塔斯风力系统有限公司 | Wind turbine nacelle including the afterframe structure with flexible joint |
| CN109196224B (en) * | 2016-06-22 | 2020-05-08 | 维斯塔斯风力系统有限公司 | Wind turbine nacelle comprising a rear frame structure with a flexible joint |
| US10895247B2 (en) | 2016-06-22 | 2021-01-19 | Vestas Wind Systems A/S | Wind turbine nacelle comprising a rear frame structure with flexible joints |
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| Publication number | Publication date |
|---|---|
| CN102996368B (en) | 2015-03-11 |
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