CN216866894U - Four-segment wind power blade module structure - Google Patents
Four-segment wind power blade module structure Download PDFInfo
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- CN216866894U CN216866894U CN202220800187.3U CN202220800187U CN216866894U CN 216866894 U CN216866894 U CN 216866894U CN 202220800187 U CN202220800187 U CN 202220800187U CN 216866894 U CN216866894 U CN 216866894U
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Abstract
The utility model relates to the technical field of wind power blade manufacturing, in particular to a four-segment wind power blade module structure, which comprises: the front edge body is arranged in an arc opening shape and is arranged at the front end of the blade; the front web plate is connected with the opening end of the front edge body and is used for supporting the blade cavity; the middle shell is provided with an upper part and a lower part, and the same end of the middle shell is connected with the opening end of the front edge body; the rear web plate is connected with the other end of the middle shell and is parallel to the front web plate; the rear edge body is connected with the other end of the middle shell to form a closed shell structure; the front edge body, the front web plate, the middle shell, the rear web plate and the rear edge body are spliced into a first module, a second module, a third module and a fourth module, and the first module, the second module, the third module and the fourth module are spliced into a complete wind power blade. According to the utility model, through the arrangement of the four modules, the processing can be synchronously carried out, the processing efficiency is improved, the quality can be conveniently mastered, and the integral quality level of the wind power blade is improved.
Description
Technical Field
The utility model relates to the technical field of wind power blade manufacturing, in particular to a four-section type wind power blade module structure.
Background
The wind power blade is a core component for converting natural wind energy into electric energy of a wind generating set in the wind generating set, the requirement for clean energy is larger and larger, particularly, the wind power generation is developed rapidly, the wind power blade on the market is longer and longer, about 70 meters is common, the wind power blade of the latest model is more than 100 meters in length, and the size is huge.
In the related art, the processing difficulty of large-scale wind power blades is more and more large, and the specific expression is that on one hand, the blade laying area is large, the laying time is more than 6 hours, personnel in different areas wait in the process, and the manpower cannot be fully utilized. On the other hand, the vacuum pump required for vacuum pressure maintaining has large power and long vacuum filling time, once defects occur, the whole product can be influenced, and the maintenance cost is high;
the information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: the utility model provides a four segmentation wind-powered electricity generation blade modular structure to improve the machining efficiency of wind-powered electricity generation blade, and improve the control to the quality.
In order to achieve the purpose, the utility model adopts the technical scheme that: a four-segmented wind turbine blade modular structure comprising:
the front edge body is arranged in an arc opening shape and is arranged at the front end of the blade;
the front web plate is connected with the opening end of the front edge body and is used for supporting the blade cavity;
the middle shell is provided with an upper part and a lower part, and the same end of the middle shell is connected with the opening end of the front edge body;
the rear web plate is connected with the other end of the middle shell and is parallel to the front web plate;
the rear edge body is connected with the other end of the middle shell to form a closed shell structure;
the front edge body, the front web, the middle shell, the rear web and the rear edge body are spliced into a first module, a second module, a third module and a fourth module, and the first module, the second module, the third module and the fourth module are spliced into a complete wind power blade.
Further, the wind power blade is arranged in a segmented or non-segmented mode in the length direction.
Further, the front web is of a single-web structure.
Further, the first module is the leading edge body, the second module is the front web and one of them middle part casing constitute, the third module is back web and another middle part casing constitute, the fourth module is the trailing edge body.
Further, the front edge body and the rear edge body are divided into an upper part and a lower part, the upper part comprises an upper front edge, a lower front edge, an upper rear edge and a lower rear edge, and the middle shell comprises an upper shell and a lower shell;
the first module is the upper front edge, the second module is the front web, the lower front edge and the lower shell, the third module is the upper shell and the upper rear edge, and the fourth module is the lower rear edge and the rear web.
Further, the front edge body and the rear edge body are divided into an upper part and a lower part, the upper part comprises an upper front edge, a lower front edge, an upper rear edge and a lower rear edge, and the middle shell comprises an upper shell and a lower shell;
the first module is the lower front edge, the second module is the upper front edge, the upper shell and the front web form, the third module is the upper rear edge and the rear web form, and the fourth module is the lower rear edge and the lower shell form.
Further, the front web is a double-web structure and comprises a first web, a second web and a connecting plate for connecting the first web and the second web.
Further, the first module is the leading edge body, the second module is first web and connecting plate constitute, the third module is second web, middle part casing and back web constitute, the fourth module is the trailing edge body.
Further, the first module is that the leading edge body constitutes with first web, the second module is the connecting plate, the third module is that second web, middle part casing and back web constitute, the fourth module is the trailing edge body.
Further, the first module is the leading edge body, the second module is the front web, the third module is the middle shell and the rear web, and the fourth module is the trailing edge body.
The utility model has the beneficial effects that: according to the utility model, the wind power blade is divided into the first to the fourth modules, the modules are firstly manufactured during specific processing, and then the blade is assembled and molded, so that each module can be processed synchronously, the processing efficiency is improved, and meanwhile, compared with the prior art, each module has lower process requirements for integral manufacturing, the quality is more convenient to master, and the integral quality level of the wind power blade is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a four-segment wind turbine blade module structure in an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another four-segment wind turbine blade module structure according to the first embodiment of the present invention;
FIG. 3 is a schematic view of a non-segmented structure of a wind turbine blade along the length direction according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a sectional structure of a wind turbine blade along a length direction according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a four-segment wind turbine blade module structure according to a second embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a three-quarter segment type wind turbine blade module structure according to the embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a four-segment wind turbine blade module structure according to a fourth embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a fifth four-segment wind turbine blade module structure according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a four-segment wind power blade module structure in the sixth embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example one
In the embodiment of the present invention, in order to facilitate the processing and forming of the composite wind power blade, the wind power blade is manufactured in a transverse modularized manner, specifically as shown in fig. 1, the wind power blade includes, along a width direction thereof, a leading edge body 10, a leading web 20, a middle shell 30, a trailing web 40, and a trailing edge body 50, wherein:
the front edge body 10 is arranged in an arc opening shape and is arranged at the front end of the blade, and each part can be processed and formed in a die according to components during processing or a module die according to modules;
the front web plate 20 is connected with the opening end of the front edge body 10 and is used for supporting the blade cavity; as shown in fig. 1, the front web 20 is vertically disposed and connected to the inside of the open end of the front edge body 10 to enhance the supporting strength of the front edge body 10;
the middle shell 30 has an upper part and a lower part, and the same end is connected with the opening end of the front edge body 10; the middle shell 30 is located at the middle position in the width direction of the wind power blade and is divided into an upper shell 31 and a lower shell 32;
the rear web 40 is connected with the other end of the middle shell 30 and is parallel to the front web 20; the rear web plate 40 is positioned at the middle rear end position in the width direction of the wind power blade and is used for providing support connection for the rear part;
the rear edge body 50 is connected with the other end of the middle shell 30 to form a closed shell structure, and the rear edge body 50 is in a flat structure and is closed at the tail end;
referring to fig. 1, in the embodiment of the present invention, the front edge body 10, the front web 20, the middle shell 30, the rear web 40, and the rear edge body 50 are spliced to form a first module 1, a second module 2, a third module 3, and a fourth module 4, and the first module 1, the second module 2, the third module 3, and the fourth module 4 are spliced to form a complete wind turbine blade. In this way, by dividing the wind power blade into four modules in the width direction, during specific processing, the wind power blade can be processed and molded according to the module model to improve the processing efficiency and quality control. When the modules and the sections in the length direction are specifically connected, the modules and the sections can be connected in a lap joint gluing mode, or bonding flanges can be arranged at the edges of the modules and connected, and the connection mode of the segmented modules is not specifically limited; the sectional structural form of the wind power blade is described below, the wind power blade is in a single-web structural form in the first three embodiments of the utility model, and is in a double-web structural form in the last three embodiments;
as shown in fig. 1 and 2, in the first embodiment of the present invention, the first module 1 is a leading edge body 10, the second module 2 is composed of a front web 20 and one of the middle shells 30, the third module 3 is composed of a rear web 40 and the other middle shell 30, and the fourth module 4 is a trailing edge body 50. Through the arrangement of the mode, each module is of an open triangular structure, the manufacturing process is simple, and the forming is convenient. The connection between the middle shell 30 and the front web 20 is in two forms, namely, the upper shell 31 is connected with the front web 20, the lower shell 32 is connected with the rear web 40, and the upper shell 31 is connected with the rear web 40, and the lower shell 32 is connected with the front web 20.
Example two
In a second embodiment of the present invention, as shown in fig. 5, in order to further improve the processing convenience, the leading edge body 10 and the trailing edge body 50 are divided into upper and lower parts including an upper leading edge 11, a lower leading edge 12, an upper trailing edge 51 and a lower trailing edge 52, and the middle shell 30 includes an upper shell 31 and a lower shell 32;
the first module 1 is an upper front edge 11, the second module 2 is composed of a front web 20, a lower front edge 12 and a lower shell 32, the third module 3 is composed of an upper shell 31 and an upper rear edge 51, and the fourth module 4 is composed of a lower rear edge 52 and a rear web 40. Through the arrangement of the structural form, each module is in a large-opening open form, so that the construction personnel can conveniently carry out layer laying and solidification forming.
EXAMPLE III
As shown in fig. 6, in a modified structure of the second embodiment, in the embodiment of the present invention, the leading edge body 10 and the trailing edge body 50 are divided into an upper portion and a lower portion, and include an upper leading edge 11, a lower leading edge 12, an upper trailing edge 51, and a lower trailing edge 52, and the middle shell 30 includes an upper shell 31 and a lower shell 32;
the first module 1 is a lower front edge 12, the second module 2 is composed of an upper front edge 11, an upper shell 31 and a front web 20, the third module 3 is composed of an upper rear edge 51 and a rear web 40, and the fourth module 4 is composed of a lower rear edge 52 and a lower shell 32. Furthermore, the structural form in which the upper shell 31 and the upper front edge 11 are connected together by the front web 20 also contributes to the structural reinforcement in the width direction.
Example four
In a fourth embodiment of the present invention, as shown in fig. 7, the front web 20 is a dual-web structure including a first web, a second web, and a connecting plate connecting the two. A first web is arranged on the side close to the front edge body 10 and a second web is arranged on the side close to the middle shell 30, and connecting plates are arranged at the top and bottom positions of the two for reliably connecting the two. The structural style of double webs can be used for manufacturing large-scale wind power blades, the overall strength is further improved, and at least one of the four modules forms a box structure, so that the structural strength is further improved.
As shown in fig. 7, in the fourth embodiment, the first module 1 is the leading edge body 10, the second module 2 is constituted by a first web and a connecting plate, the third module 3 is constituted by a second web, a middle shell 30 and a rear web 40, and the fourth module 4 is the trailing edge body 50. Here, the third module 3 constitutes a box structure, improving the overall structural strength.
EXAMPLE five
Example five a variation of example four, as shown in fig. 8, the first module 1 is formed of a leading edge body 10 and a first web, the second module 2 is a web, the third module 3 is formed of a second web, a middle shell 30 and a rear web 40, and the fourth module 4 is a trailing edge body 50. Through the first web with preceding web 20 and first web separately, constitute two box structures in first module 1 and third module 3 respectively to connect two modules through the connecting plate, it is convenient to connect, and the reliability is higher.
EXAMPLE six
In a sixth embodiment of the present invention, the front web 20 is taken as a single body, as shown in fig. 9, the first module 1 is the front edge body 10, the second module 2 is the front web 20, the third module 3 is composed of the middle shell 30 and the rear web 40, and the fourth module 4 is the rear edge body 50. It should be noted here that, when the connection is specifically performed, the connection plates on the front web 20 may be respectively arranged to protrude from the first web and the second web, so as to facilitate the connection with the first module 1 and the third module 3.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. A four-segment wind turbine blade modular structure, comprising:
the front edge body is arranged in an arc opening shape and is arranged at the front end of the blade;
the front web plate is connected with the opening end of the front edge body and is used for supporting the blade cavity;
the middle shell is provided with an upper part and a lower part, and the same end of the middle shell is connected with the opening end of the front edge body;
the rear web plate is connected with the other end of the middle shell and is parallel to the front web plate;
the rear edge body is connected with the other end of the middle shell to form a closed shell structure;
the front edge body, the front web, the middle shell, the rear web and the rear edge body are spliced into a first module, a second module, a third module and a fourth module, and the first module, the second module, the third module and the fourth module are spliced into a complete wind power blade.
2. A segmented wind blade modular structure according to claim 1, characterised in that the wind blade is segmented or not in length.
3. The segmented wind blade modular structure of claim 2 wherein said front web is a single web structure.
4. The modular structure of a four-segment wind turbine blade according to claim 3, wherein the first module is the leading edge body, the second module is formed by the front web and one of the middle shells, the third module is formed by the rear web and the other middle shell, and the fourth module is the trailing edge body.
5. The four-segment wind power blade module structure according to claim 3, wherein the front edge body and the rear edge body are divided into an upper portion and a lower portion, and comprise an upper front edge, a lower front edge, an upper rear edge and a lower rear edge, and the middle shell comprises an upper shell and a lower shell;
the first module is the upper front edge, the second module is the front web, the lower front edge and the lower shell, the third module is the upper shell and the upper rear edge, and the fourth module is the lower rear edge and the rear web.
6. The four-segment wind power blade modular structure of claim 3, wherein the leading edge body and the trailing edge body are divided into an upper portion and a lower portion, including an upper leading edge, a lower leading edge, an upper trailing edge and a lower trailing edge, and the middle shell includes an upper shell and a lower shell;
the first module is the lower front edge, the second module is the upper front edge, the upper shell and the front web form, the third module is the upper rear edge and the rear web form, and the fourth module is the lower rear edge and the lower shell form.
7. The modular structure of a four-segmented wind blade according to claim 2, wherein the front web is a double web structure comprising a first web, a second web and a connecting plate connecting the two.
8. The modular structure of a four-segment wind turbine blade of claim 7, wherein the first module is the leading edge body, the second module is comprised of the first web and a connecting plate, the third module is comprised of the second web, a middle shell and a rear web, and the fourth module is a trailing edge body.
9. The modular structure of a four-segment wind turbine blade of claim 7, wherein the first module is comprised of the leading edge body and a first web, the second module is the connecting plate, the third module is comprised of the second web, a middle shell and a rear web, and the fourth module is the trailing edge body.
10. The modular structure of a four-segment wind turbine blade of claim 7, wherein the first module is the leading edge body, the second module is the leading web, the third module is comprised of the middle shell and a rear web, and the fourth module is the trailing edge body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220800187.3U CN216866894U (en) | 2022-04-07 | 2022-04-07 | Four-segment wind power blade module structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220800187.3U CN216866894U (en) | 2022-04-07 | 2022-04-07 | Four-segment wind power blade module structure |
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| Publication Number | Publication Date |
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| CN216866894U true CN216866894U (en) | 2022-07-01 |
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| CN202220800187.3U Active CN216866894U (en) | 2022-04-07 | 2022-04-07 | Four-segment wind power blade module structure |
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- 2022-04-07 CN CN202220800187.3U patent/CN216866894U/en active Active
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Effective date of registration: 20221104 Address after: 213127 No. 329, Huanghai Road, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Xinchuang Carbon Valley Group Co.,Ltd. Address before: 213135, No. 28, Lijiang Road, textile industry garden, Xixia Town villa, Xinbei District, Jiangsu, Changzhou Patentee before: CHANGZHOU HONGFA ZONGHENG ADVANCED MATERIAL TECHNOLOGY Co.,Ltd. |