CN202245670U - Special detachable hoisting point device for double-fed wind generating set base - Google Patents

Special detachable hoisting point device for double-fed wind generating set base Download PDF

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Publication number
CN202245670U
CN202245670U CN2011202873381U CN201120287338U CN202245670U CN 202245670 U CN202245670 U CN 202245670U CN 2011202873381 U CN2011202873381 U CN 2011202873381U CN 201120287338 U CN201120287338 U CN 201120287338U CN 202245670 U CN202245670 U CN 202245670U
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double
base
generating set
wind generating
point device
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CN2011202873381U
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段志坤
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NANJING WIND POWER TECHNOLOGY CO LTD
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NANJING WIND POWER TECHNOLOGY CO LTD
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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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Abstract

The utility model discloses a special detachable hoisting point device of double-fed formula wind generating set back cabin base, including lug and bolt, the lug passes through bolt fixed mounting on the base top panel in double-fed formula wind generating set back cabin. The wind generating set further comprises a reinforcing plate, and the reinforcing plate is fixedly installed on a base upper panel of the rear cabin of the double-fed wind generating set. The reinforcing plate is welded on the lower surface of a base upper panel of a rear cabin of the double-fed wind generating set. And screw holes matched with the bolts are formed in the upper panel of the base and the reinforcing plate of the rear engine room of the double-fed wind generating set. The utility model discloses convenient the dismantlement, firm in connection moreover, stability is high.

Description

双馈式风力发电机组底座专用可拆卸式吊点装置Detachable lifting point device for doubly-fed wind turbine base

技术领域 technical field

本实用新型涉及一种可拆卸式吊点装置，具体涉及一种双馈式风力发电机组专用可拆卸式吊点装置。 The utility model relates to a detachable suspension point device, in particular to a detachable suspension point device dedicated to a double-fed wind power generating set.

背景技术 Background technique

目前，风力发电机组后机舱底座多为焊接件，底座上的吊耳多为焊接式，即与底座焊接为一个整体。这样虽然方便起吊，却有着明显的不足。在风机安装结束后，吊耳不再起作用，且因为吊耳的位置基本固定，一方面，影响了主控柜门的开启角度，导致电气维护相对不便。另一方面，一定程度上造成了行走不便。 At present, the base of the rear nacelle of the wind power generating set is mostly a welded part, and the lifting lugs on the base are mostly welded, that is, welded with the base as a whole. Although this is convenient for lifting, it has obvious shortcomings. After the fan is installed, the lifting lug no longer works, and because the position of the lifting lug is basically fixed, on the one hand, it affects the opening angle of the main control cabinet door, making electrical maintenance relatively inconvenient. On the other hand, it caused walking inconvenience to a certain extent.

实用新型内容 Utility model content

本实用新型所要解决的技术问题是针对上述现有技术的不足，提供一种双馈式风力发电机组后机舱底座专用可拆卸式吊点装置，其特征在于：包括吊耳和螺栓，所述可拆卸式吊耳通过螺栓固定安装在双馈式风力发电机组后机舱的底座上面板上。所述的吊耳为可拆卸式，安装完成后可拆卸式吊耳可通过拆卸钢结构用高强度螺栓而拆卸除去，从而主控柜门可开启更大的角度，方便电气维护人员进行维护，也一定程度上方便了在机舱内的行走。另外，可拆卸式吊耳可通过机舱内起吊机运至地面，又可在其余底座上循环使用，节省了材料，降低了生产成本。 The technical problem to be solved by the utility model is to provide a special detachable lifting point device for the rear nacelle base of the doubly-fed wind power generating set, which is characterized in that it includes lifting lugs and bolts, and the detachable The detachable lifting lug is fixedly installed on the upper panel of the base of the rear nacelle of the doubly-fed wind power generating set through bolts. The lifting lugs are detachable. After the installation is completed, the detachable lifting lugs can be disassembled and removed by disassembling the high-strength bolts used in the steel structure, so that the main control cabinet door can be opened to a larger angle, which is convenient for electrical maintenance personnel to perform maintenance. It also facilitates walking in the cabin to a certain extent. In addition, the detachable lifting lug can be transported to the ground by a hoist in the engine room, and can be recycled on the rest of the base, saving materials and reducing production costs.

作为本实用新型进一步改进的技术方案，还包括加固板，所述加固板固定安装在双馈式风力发电机组后机舱的底座上面板上。通过设置加固板，使底座上面板可承受足够大的承载力。 As a further improved technical solution of the utility model, a reinforcing plate is further included, and the reinforcing plate is fixedly installed on the base upper plate of the rear nacelle of the doubly-fed wind power generating set. By setting the reinforcing plate, the upper panel of the base can bear a large enough bearing capacity.

作为本实用新型进一步改进的技术方案，所述加固板焊接在双馈式风力发电机组后机舱的底座上面板的下表面。通过焊接加固板，使加固板与底座上面板充分固定连接，以使底座上面板可承受足够大的承载力。 As a further improved technical solution of the utility model, the reinforcing plate is welded on the lower surface of the upper panel of the base of the rear nacelle of the doubly-fed wind power generating set. By welding the reinforcing plate, the reinforcing plate is fully fixedly connected with the upper panel of the base, so that the upper panel of the base can bear a large enough bearing capacity.

作为本实用新型进一步改进的技术方案，所述吊耳上设有与螺栓相适配的螺孔。 As a further improved technical solution of the utility model, screw holes matching the bolts are provided on the lifting lugs.

作为本实用新型进一步改进的技术方案，所述双馈式风力发电机组后机舱底座的面板以及加固板上设有与螺栓相适配的螺孔。螺栓穿过底座上面板和加固板上的螺孔，并且与螺孔为之间螺纹配合，一方面可以将吊耳固定在底座上面板上，另一方面，通过拆卸螺栓，实现了吊耳的可拆卸功能。 As a further improved technical solution of the utility model, the panel and the reinforcing plate of the rear nacelle base of the doubly-fed wind power generating set are provided with screw holes matching the bolts. The bolts pass through the screw holes on the upper panel of the base and the reinforcement plate, and are threadedly matched with the screw holes. On the one hand, the lifting lug can be fixed on the upper panel of the base; Detachable feature.

作为本实用新型进一步改进的技术方案，所述螺栓为钢结构用高强度螺栓。 As a further improved technical solution of the utility model, the bolts are high-strength bolts for steel structures.

本实用新型采用可拆卸式吊耳，安装完成后吊耳可拆卸除去；所述底座上面板通过焊接加固板，使底座上面板可承受足够大的承载力；所述的底座上面板以及加固板上设有有螺孔，吊耳与底座上面板以及加固板通过螺栓连接。所述螺栓为钢结构用高强度螺栓，并利用加固板材对双馈式风力发电机组的底座上面板进行加固，通过钢结构用高强度螺栓连接吊耳与机舱底座。吊装前先将吊耳装在后机舱底座上，待吊装完成后取下螺栓，并将吊耳移除，从而主控柜门可开启更大的角度，方便电气维护人员进行维护，也一定程度上方便了在机舱内的行走。另外，吊耳可通过机舱内起吊机运至地面，又可在其余底座上循环使用，节省了材料，降低了生产成本。 The utility model adopts detachable lifting lugs, and the lifting lugs can be disassembled and removed after the installation is completed; the upper panel of the base is welded with a reinforcing plate, so that the upper panel of the base can bear a large enough bearing capacity; the upper panel of the base and the reinforcing plate There are screw holes on the top, and the lifting lug is connected with the upper panel of the base and the reinforcement plate by bolts. The bolts are high-strength bolts for steel structure, and the upper panel of the base of the doubly-fed wind power generating set is reinforced with a reinforcement plate, and the lifting lug and the nacelle base are connected with high-strength bolts through the steel structure. Before hoisting, install the lifting lugs on the base of the rear engine room. After the hoisting is completed, remove the bolts and remove the lifting lugs, so that the door of the main control cabinet can be opened at a larger angle, which is convenient for electrical maintenance personnel to perform maintenance. It is convenient to walk in the cabin. In addition, the lifting lug can be transported to the ground by a hoist in the engine room, and can be recycled on the rest of the base, saving materials and reducing production costs.

附图说明 Description of drawings

图1是本双馈式风力发电机组后机舱底座专用可拆卸式吊点装置的结构示意图。 Fig. 1 is a structural schematic diagram of a special detachable lifting point device for the rear nacelle base of the doubly-fed wind power generating set.

图中：1可拆卸式吊耳、2钢结构用高强度螺栓、3底座上面板、4加固板。 In the figure: 1 detachable lifting lug, 2 high-strength bolts for steel structure, 3 upper panel of the base, 4 reinforcement plate.

下面结合附图对本实用新型的具体实施方式做进一步说明。 Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described further.

具体实施方式 Detailed ways

参见图1，本双馈式风力发电机组后机舱底座专用可拆卸式吊点装置，包括吊耳1和螺栓2，所述螺栓2为钢结构用高强度螺栓，所述吊耳1通过钢结构用高强度螺栓固定安装在双馈式风力发电机组后机舱的底座上面板3上。所述的吊耳1为可拆卸式，安装完成后可拆卸式的吊耳1可通过拆卸钢结构用高强度螺栓而拆卸除去，从而主控柜门可开启更大的角度，方便电气维护人员进行维护，也一定程度上方便了在机舱内的行走。另外，可拆卸式的吊耳1可通过机舱内起吊机运至地面，又可在其余底座上循环使用，节省了材料，降低了生产成本。还包括加固板4，所述加固板4固定安装在双馈式风力发电机组后机舱的底座上面板2上。通过设置加固板4，使底座上面板3可承受足够大的承载力。所述加固板4焊接在双馈式风力发电机组后机舱的底座上面板3的下表面。通过焊接加固板3，使加固板4与底座上面板3充分固定连接，以使底座上面板3可承受足够大的承载力。所述吊耳1、双馈式风力发电机组后机舱的底座上面板3以及加固板4上设有与钢结构用高强度螺栓相适配的螺孔。钢结构用高强度螺栓穿过底座上面板3和加固板4上的螺孔以及吊耳1上的螺孔，并且与螺孔为螺纹配合，同时在螺帽的配合下，一方面可以将可拆卸式的吊耳1固定在底座上面板3上，另一方面，通过拆卸钢结构用高强度螺栓，实现了吊耳1的可拆卸功能。 Referring to Fig. 1, the special detachable lifting point device for the rear nacelle base of the doubly-fed wind turbine includes a lifting lug 1 and a bolt 2, the bolt 2 is a high-strength bolt for a steel structure, and the lifting lug 1 passes through the steel structure Use high-strength bolts to fix and install on the base upper panel 3 of the rear nacelle of the doubly-fed wind power generating set. The lifting lug 1 is detachable. After the installation is completed, the detachable lifting lug 1 can be removed by disassembling the steel structure with high-strength bolts, so that the main control cabinet door can be opened to a larger angle, which is convenient for electrical maintenance personnel. Maintenance also facilitates walking in the cabin to a certain extent. In addition, the detachable lifting lug 1 can be transported to the ground by a hoist in the engine room, and can be recycled on the rest of the base, saving materials and reducing production costs. It also includes a reinforcing plate 4, which is fixedly installed on the upper panel 2 of the base of the rear nacelle of the doubly-fed wind power generating set. By setting the reinforcing plate 4, the upper panel 3 of the base can bear a large enough bearing capacity. The reinforcing plate 4 is welded on the lower surface of the upper panel 3 of the base of the rear nacelle of the doubly-fed wind power generating set. By welding the reinforcing plate 3, the reinforcing plate 4 is fully fixedly connected with the upper panel 3 of the base, so that the upper panel 3 of the base can bear a large enough bearing capacity. Screw holes matching high-strength bolts for steel structures are provided on the lifting lug 1 , the base upper panel 3 of the rear nacelle of the doubly-fed wind turbine generator set, and the reinforcing plate 4 . The steel structure uses high-strength bolts to pass through the screw holes on the upper panel 3 of the base and the reinforcement plate 4 and the screw holes on the lifting lug 1, and cooperate with the screw holes as threads. At the same time, with the cooperation of the nuts, on the one hand, the The detachable lifting lug 1 is fixed on the upper panel 3 of the base, on the other hand, the detachable function of the lifting lug 1 is realized by disassembling the high-strength bolts used for the steel structure.

本实用新型的使用过程是：吊装前先将吊耳1放置在双馈式风力发电机组后机舱底座上，旋入钢结构用高强度螺栓使二者连接牢固，即可起吊。起吊完成后，将钢结构用高强度螺栓拆下，吊耳即可移除。从而主控柜门可开启更大的角度，方便电气维护人员进行维护，也一定程度上方便了在机舱内的行走。吊耳1可通过机舱内起吊机运至地面，又可在其余底座上循环使用。 The use process of the utility model is: before hoisting, the lifting lug 1 is placed on the rear nacelle base of the doubly-fed wind power generating set, screwed into the steel structure with high-strength bolts to make the two firmly connected, and then it can be hoisted. After the lifting is completed, the steel structure is removed with high-strength bolts, and the lifting lugs can be removed. Therefore, the door of the main control cabinet can be opened to a larger angle, which is convenient for electrical maintenance personnel to perform maintenance, and also facilitates walking in the engine room to a certain extent. The lifting lug 1 can be transported to the ground by a hoist in the nacelle, and can be recycled on the remaining bases.

Claims (7)

1. the special-purpose detachable lifting-point device of a double-feedback aerogenerator group after engine room base; It is characterized in that: comprise hanger (1) and bolt (2), said hanger (1) is fixedly mounted on the base top panel (3) of double-feedback aerogenerator group after engine room through bolt (2).
2. the special-purpose detachable lifting-point device of double-feedback aerogenerator group after engine room base according to claim 1; It is characterized in that: also comprise reinforced plate (4), said reinforced plate (4) is fixedly mounted on the base top panel (3) of double-feedback aerogenerator group after engine room.
3. the special-purpose detachable lifting-point device of double-feedback aerogenerator group after engine room base according to claim 2, it is characterized in that: said reinforced plate (4) is welded on the lower surface of the base top panel (3) of double-feedback aerogenerator group after engine room.
4. according to claim 2 or the special-purpose detachable lifting-point device of 3 described double-feedback aerogenerator group after engine room bases, it is characterized in that: the base top panel (3) of institute's double-feedback aerogenerator group after engine room and reinforced plate (4) are provided with and the suitable screw of bolt (2).
5. the special-purpose detachable lifting-point device of double-feedback aerogenerator group after engine room base according to claim 4, it is characterized in that: said bolt (2) is used high strength bolt for steel structure.
6. the special-purpose detachable lifting-point device of double-feedback aerogenerator group after engine room base according to claim 1, it is characterized in that: said hanger (1) is provided with the screw suitable with bolt.
7. according to claim 1 or the special-purpose detachable lifting-point device of 2 or 3 or 6 described double-feedback aerogenerator group after engine room bases, it is characterized in that: said bolt (2) is used high strength bolt for steel structure.
CN2011202873381U 2011-08-09 2011-08-09 Special detachable hoisting point device for double-fed wind generating set base Expired - Lifetime CN202245670U (en)

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CN2011202873381U CN202245670U (en) 2011-08-09 2011-08-09 Special detachable hoisting point device for double-fed wind generating set base

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103552911A (en) * 2013-09-13 2014-02-05 中交第二航务工程勘察设计院有限公司 Movable hoisting apparatus and construction installation method used by same
CN106379483A (en) * 2016-09-28 2017-02-08 广船国际有限公司 Ship propeller renewing method and ship
CN109291944A (en) * 2018-08-28 2019-02-01 吉林大学 A combined high-speed train equipment cabin connecting beam
CN110713109A (en) * 2019-11-29 2020-01-21 上海电气集团上海电机厂有限公司 Array bolt hoisting underframe

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103552911A (en) * 2013-09-13 2014-02-05 中交第二航务工程勘察设计院有限公司 Movable hoisting apparatus and construction installation method used by same
CN106379483A (en) * 2016-09-28 2017-02-08 广船国际有限公司 Ship propeller renewing method and ship
CN109291944A (en) * 2018-08-28 2019-02-01 吉林大学 A combined high-speed train equipment cabin connecting beam
CN110713109A (en) * 2019-11-29 2020-01-21 上海电气集团上海电机厂有限公司 Array bolt hoisting underframe

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C14 Grant of patent or utility model
GR01 Patent grant
C53 Correction of patent of invention or patent application
CB03 Change of inventor or designer information

Inventor after: Pan Aihua

Inventor after: Wang Anzheng

Inventor after: Yu Changsheng

Inventor after: Zhao Baode

Inventor before: Duan Zhikun

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: DUAN ZHIKUN TO: PAN AIHUA WANG ANZHENG YU CHANGSHENG ZHAO BAODE

DD01 Delivery of document by public notice

Addressee: Person in charge of Nanjing Wind Power Technology Co., Ltd.

Document name: Notification that Application Deemed not to be Proposed

C56 Change in the name or address of the patentee
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Address after: Ningyuan Economic Development Zone Binjiang Road, Jiangning District of Nanjing City, Jiangsu province 211100

Patentee after: Nanjing Wind Power Technology Co., Ltd.

Address before: 211100, Jiangsu, Nanjing Province, 55 general Avenue, take-off, The Creative Center, block C, 3

Patentee before: Nanjing Wind Power Technology Co., Ltd.

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CX01 Expiry of patent term

Granted publication date: 20120530