CN204877805U - A removable fraction wind generating set tower section of thick bamboo - Google Patents
A removable fraction wind generating set tower section of thick bamboo Download PDFInfo
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- CN204877805U CN204877805U CN201520561279.0U CN201520561279U CN204877805U CN 204877805 U CN204877805 U CN 204877805U CN 201520561279 U CN201520561279 U CN 201520561279U CN 204877805 U CN204877805 U CN 204877805U
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- 235000017166 Bambusa arundinacea Nutrition 0.000 title 1
- 235000017491 Bambusa tulda Nutrition 0.000 title 1
- 241001330002 Bambuseae Species 0.000 title 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 title 1
- 239000011425 bamboo Substances 0.000 title 1
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000003466 welding Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 7
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
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- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
本实用新型公开了属于风力发电技术领域的一种可拆分式风力发电机组塔筒。由若干个单节塔筒通过螺栓紧固件连接而成；单节塔筒由3个弧形塔筒栓接而成；弧形塔筒由弧形塔筒法兰、弧形塔筒筒壁、弧形板、连接板、加强筋组成；弧形塔筒法兰与弧形塔筒筒壁焊接相连；弧形塔筒筒壁的内壁与弧形板以齐平方式焊接连接；弧形板与连接板焊接连接；弧形板与加强筋栓接连接；连接板上设置有螺栓孔；加强筋包括筋板，加强筋与单节塔筒成一体。解决了大兆瓦风电塔筒难于运输的问题，保证了大兆瓦风电塔筒在运输过程中不变形；加强筋的设计增加了风电塔筒刚度；降低了输运成本，风电塔筒的制造更加灵活，减小了操作者的劳动强度，提高了工作效率。
The utility model discloses a detachable tower of a wind power generating set, which belongs to the technical field of wind power generation. It is composed of several single-section towers connected by bolt fasteners; the single-section tower is bolted by three arc-shaped towers; the arc-shaped tower is composed of arc-shaped tower flanges and arc-shaped tower walls , arc-shaped plate, connecting plate, and reinforcing rib; the arc-shaped tower tube flange is welded to the arc-shaped tower tube wall; the inner wall of the arc-shaped tower tube wall and the arc-shaped plate are welded in a flush manner; the arc-shaped plate It is welded and connected with the connecting plate; the arc-shaped plate is bolted and connected with the reinforcing rib; the connecting plate is provided with bolt holes; the reinforcing rib includes a rib plate, and the reinforcing rib is integrated with the single-section tower tube. It solves the problem that the large megawatt wind power tower is difficult to transport, and ensures that the large megawatt wind power tower will not be deformed during transportation; the design of the ribs increases the stiffness of the wind power tower; reduces the transportation cost, and the manufacturing of the wind power tower It is more flexible, reduces the labor intensity of the operator, and improves work efficiency.
Description
技术领域technical field
本实用新型属于风力发电技术领域，尤其是涉及一种可拆分式风力发电机组塔筒。The utility model belongs to the technical field of wind power generation, in particular to a detachable tower of a wind power generating set.
背景技术Background technique
近几年，我国风电行业发展迅速，为了最大限度的利用有限的风能资源，风力发电机组向大功率、长叶片、高海拔、低风速发展的趋势越来越迫切。但是，随着风力发电机组功率的增大，风力发电机组塔筒的直径也越来越大，新疆金风科技有限公司2.5MW风机已商业化投产，3.0MW样机、6MW样机也已经吊装完毕；远景风能3.6MW样机已经运行将近1年时间。这些大兆瓦风机的塔筒底部直径一般均大于6m，塔筒运输时，由于直径超大，超过了很多高架桥的高度限制，给运输带来了极大的困难；而如果在风场附件建造塔筒生产基地，又因为资金成本及人员素质等因素，没有执行的可能性；许多风场因为运输问题而不得不被迫放弃大兆瓦风电机组项目的开发，形成了风资源的浪费。因此，本发明提出一种可拆分式风力发电机组塔筒。In recent years, my country's wind power industry has developed rapidly. In order to maximize the use of limited wind energy resources, it is increasingly urgent for wind turbines to develop towards high power, long blades, high altitude, and low wind speed. However, as the power of wind turbines increases, the diameter of the towers of wind turbines is also increasing. Xinjiang Goldwind Technology Co., Ltd. has put into commercial production 2.5MW wind turbines, and the 3.0MW and 6MW prototypes have also been hoisted; The 3.6MW prototype of Envision Wind Energy has been in operation for nearly a year. The diameter of the tower bottom of these large megawatt wind turbines is generally greater than 6m. When the tower is transported, due to the large diameter, it exceeds the height limit of many viaducts, which brings great difficulties to the transportation; and if the tower is built near the wind field There is no possibility of implementation due to factors such as capital cost and personnel quality; many wind farms have to give up the development of large-megawatt wind turbine projects due to transportation problems, resulting in a waste of wind resources. Therefore, the present invention proposes a detachable wind power generating set tower.
实用新型内容Utility model content
为了解决目前大兆瓦风力发电机组塔筒难于运输的问题，本实用新型提出了一种可拆分式风力发电机组塔筒，其特征在于，包括若干个单节塔筒1，相邻单节塔筒1之间通过螺栓紧固件2连接；单节塔筒1由3个弧形塔筒3栓接而成；弧形塔筒3由弧形塔筒法兰4、弧形塔筒筒壁5、弧形板6、连接板7、加强筋8组成；3个弧形塔筒法兰4通过弧形板6和连接板7以栓接方式组成单节塔筒1的塔筒法兰；3个弧形塔筒筒壁5通过弧形板6和连接板7以栓接方式组成单节塔筒1的塔筒筒壁；弧形塔筒法兰4与弧形塔筒筒壁5以焊接方式相连；弧形塔筒筒壁5的内壁与弧形板6以齐平方式焊接连接；弧形板6与连接板7焊接连接；弧形板6与加强筋8以螺栓方式连接；In order to solve the problem that the current large megawatt wind turbine tower is difficult to transport, the utility model proposes a detachable wind turbine tower, which is characterized in that it includes several single-section towers 1, adjacent single sections The towers 1 are connected by bolt fasteners 2; the single-section tower 1 is bolted by three arc-shaped towers 3; the arc-shaped tower 3 is composed of an arc-shaped tower flange 4 and an arc-shaped tower Composed of wall 5, arc plate 6, connecting plate 7, and reinforcing rib 8; three arc-shaped tower tube flanges 4 are bolted to form the tower tube flange of single-section tower tube 1 through arc-shaped plate 6 and connecting plate 7 ; 3 arc-shaped tower tube walls 5 form the tower tube wall of the single-section tower tube 1 in a bolted manner through the arc-shaped plate 6 and the connecting plate 7; the arc-shaped tower tube flange 4 and the arc-shaped tower tube wall 5 Connected by welding; the inner wall of the arc-shaped tower tube wall 5 is welded and connected with the arc-shaped plate 6 in a flush manner; the arc-shaped plate 6 and the connecting plate 7 are welded and connected; the arc-shaped plate 6 and the reinforcing rib 8 are connected by bolts;
所述连接板7上设置有螺栓孔9；The connecting plate 7 is provided with bolt holes 9;
所述加强筋8包括筋板，加强筋8与单节塔筒1成一体。The reinforcing rib 8 includes a rib plate, and the reinforcing rib 8 is integrated with the single-section tower tube 1 .
所述弧形塔筒法兰4上沿圆周方向均匀分布有法兰螺栓孔10。Flange bolt holes 10 are evenly distributed along the circumferential direction on the arc-shaped tower flange 4 .
本实用新型的有益效果在于，提出一种可拆分式风力发电机组塔筒，降低了风电塔筒输运的成本，解决了大兆瓦风电塔筒难于运输的问题，提高了风电塔筒的运输效率，并保证了大兆瓦风电塔筒在运输过程中不变形；风力发电机组塔筒中加强筋的设计增加了风电塔筒刚度，使单位直径的风电塔筒承载能力更大、适应性更广泛；风电塔筒的制造更加灵活，减小了操作者的劳动强度，提高了工作效率。The beneficial effect of the utility model is that a detachable wind power generator set tower is proposed, which reduces the transportation cost of the wind power tower, solves the problem that the large megawatt wind power tower is difficult to transport, and improves the wind power tower. transportation efficiency, and ensure that the large-megawatt wind power tower is not deformed during transportation; the design of the stiffener in the wind turbine tower increases the stiffness of the wind power tower, making the wind power tower with a larger bearing capacity and better adaptability per unit diameter Extensive; the manufacture of wind power towers is more flexible, reducing the labor intensity of the operator and improving work efficiency.
附图说明Description of drawings
图1为一种可拆分式风力发电机组塔筒示意图。Fig. 1 is a schematic diagram of a detachable wind turbine tower.
图2为单节塔筒截面示意图。Figure 2 is a schematic cross-sectional view of a single-section tower.
图中标号：1-单节塔筒、2-螺栓紧固件、3-弧形塔筒、4-弧形塔筒法兰、5-弧形塔筒筒壁、6-弧形板、7-连接板、8-加强筋、9-螺栓孔、10-法兰螺栓孔。Numbers in the figure: 1-single section tower, 2-bolt fastener, 3-arc tower, 4-arc tower flange, 5-arc tower wall, 6-arc plate, 7 -connecting plate, 8-reinforcing rib, 9-bolt hole, 10-flange bolt hole.
具体实施方式Detailed ways
本实用新型提出一种可拆分式风力发电机组塔筒，下面结合附图和具体实施例对本实用新型作详细说明。The utility model proposes a detachable wind power generating set tower, and the utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
图1所示为一种可拆分式风力发电机组塔筒示意图，包括若干个单节塔筒，相邻单节塔筒之间通过螺栓紧固件连接；单节塔筒由3个弧形塔筒栓接而成；弧形塔筒由弧形塔筒法兰、弧形塔筒筒壁、弧形板、连接板、加强筋组成；3个弧形塔筒法兰通过弧形板和连接板以栓接方式组成单节塔筒的塔筒法兰；3个弧形塔筒筒壁通过弧形板和连接板以栓接方式组成单节塔筒的塔筒筒壁；弧形塔筒法兰与弧形塔筒筒壁以焊接方式相连；弧形塔筒筒壁的内壁与弧形板以齐平方式焊接连接；弧形板与连接板焊接连接；弧形板与加强筋以螺栓方式连接；连接板上设置有螺栓孔；加强筋包括筋板，加强筋与单节塔筒成一体。Figure 1 shows a schematic diagram of a detachable wind turbine tower, which includes several single-section towers, and the adjacent single-section towers are connected by bolt fasteners; the single-section tower is composed of three arc-shaped The tower tube is bolted; the arc tower tube is composed of arc tower tube flange, arc tower tube wall, arc plate, connecting plate and reinforcing rib; three arc tower tube flanges pass through the arc plate and The connecting plate is bolted to form the tower flange of the single-section tower; the three arc-shaped tower walls are bolted to form the single-section tower wall through the arc-shaped plate and the connecting plate; the arc-shaped tower The tube flange is connected to the arc-shaped tower tube wall by welding; the inner wall of the arc-shaped tower tube wall and the arc-shaped plate are welded in a flush manner; the arc-shaped plate and the connecting plate are welded; the arc-shaped plate and the reinforcing rib are connected by Bolt connection; bolt holes are provided on the connecting plate; the reinforcement includes a rib plate, and the reinforcement is integrated with the single-section tower.
其中，弧形塔筒法兰上沿圆周方向均匀分布有法兰螺栓孔。Wherein, flange bolt holes are evenly distributed along the circumferential direction on the arc tower flange.
一种可拆分式风力发电机组塔筒由若干个单节塔筒通过栓接方式连接而成，相邻单节塔筒的塔筒法兰进行配对，将配对塔筒法兰的法兰螺栓孔对齐，螺栓紧固件穿过法兰螺栓孔，从而将单节塔筒连接在一起。A detachable tower of a wind power generation unit is formed by connecting several single-section towers by bolting. The tower flanges of adjacent single-section towers are matched, and the flange bolts of the paired tower flanges The holes are aligned and bolt fasteners pass through the flange bolt holes to join the single-section towers together.
单节塔筒由弧形塔筒栓接而成，根据设计及运输需求，弧形塔筒的数量可以选择为大于等于2个，本实用新型中，单节塔筒由3个弧形塔筒栓接而成，如图1(a)所示。弧形塔筒由弧形塔筒法兰、弧形塔筒筒壁、弧形板、连接板、加强筋组成，如图1(b)所示；弧形塔筒筒壁呈圆弧状，弧形塔筒筒壁的材料一般为低合金钢，如Q235、Q345等，弧形塔筒筒壁的厚度可根据风力发电机组的功率及风资源的状况，选择不同的厚度；加强筋的材料可由玻璃纤维、聚酯纤维等合成材料构成，或者由金属等碳钢材料构成，但推荐加强筋选择与单节塔筒相同的材料，以使加强筋和单节塔筒的塔筒筒壁热膨胀性能大体相同，加强筋的厚度可根据风力发电机组的功率及风资源的状况，由设计人员选择不同的厚度。The single-section tower tube is bolted by arc-shaped tower tubes. According to the design and transportation requirements, the number of arc-shaped tower tubes can be selected to be greater than or equal to 2. In the utility model, the single-section tower tube is composed of 3 arc-shaped tower tubes Bolted together, as shown in Figure 1(a). The arc-shaped tower tube is composed of arc-shaped tower tube flange, arc-shaped tower tube wall, arc-shaped plate, connecting plate, and reinforcing rib, as shown in Figure 1(b); the arc-shaped tower tube wall is arc-shaped, The material of the arc-shaped tower wall is generally low alloy steel, such as Q235, Q345, etc. The thickness of the arc-shaped tower wall can be selected according to the power of the wind turbine and the condition of wind resources; the material of the rib It can be made of synthetic materials such as glass fiber and polyester fiber, or carbon steel materials such as metal, but it is recommended that the reinforcing ribs be selected from the same material as the single-section tower so that the thermal expansion of the reinforcing ribs and the tower wall of the single-section tower The performance is roughly the same, and the thickness of the rib can be selected by the designer according to the power of the wind turbine and the condition of the wind resource.
弧形板和连接板为连接机构，如图1(c)所示，连接机构根据单节塔筒可做成一体化模式，也可设计成彼此间隔的多块模式，本实用新型选择一体化模式；弧形板呈圆弧状，弧形板外壁的轮廓与弧形塔筒筒壁的内壁轮廓一致，弧形板与弧形塔筒筒壁的内壁之间的连接方式可选择焊接或栓接等方式，本实用新型中，弧形板与弧形塔筒筒壁的内壁以齐平方式焊接连接；连接板呈直板状，与弧形板通过焊接方式连接，连接板上设置有螺栓孔；连接板的材料可由玻璃纤维、聚酯纤维等合成材料构成，或者由金属等碳钢材料构成，但推荐连接板选择与弧形板相同的材料，以使连接板和弧形板的热膨胀性能大体相同，连接板的厚度可根据风力发电机组的功率及风资源的状况，由设计人员选择不同的厚度；要将相邻弧形塔筒连接在一起，可将相邻弧形塔筒的连接板进行配对，使配对连接板上的螺栓孔对齐，螺栓紧固件穿过对齐的螺栓孔从而将相邻弧形塔筒连接在一起，如图2所示。The arc-shaped plate and the connecting plate are connecting mechanisms, as shown in Figure 1(c), the connecting mechanism can be made into an integrated mode according to a single tower, or can be designed into a multi-block mode spaced apart from each other. The utility model chooses to integrate Mode; the arc-shaped plate is arc-shaped, the outline of the outer wall of the arc-shaped plate is consistent with the inner wall of the arc-shaped tower tube wall, and the connection method between the arc-shaped plate and the inner wall of the arc-shaped tower tube wall can be welded or bolted In this utility model, the arc-shaped plate and the inner wall of the arc-shaped tower tube wall are welded and connected in a flush manner; the connecting plate is in the shape of a straight plate, and is connected with the arc-shaped plate by welding, and the connecting plate is provided with bolt holes ;The material of the connecting plate can be composed of synthetic materials such as glass fiber and polyester fiber, or carbon steel materials such as metal, but it is recommended that the connecting plate choose the same material as the curved plate so that the thermal expansion performance of the connecting plate and the curved plate It is roughly the same, and the thickness of the connecting plate can be selected by the designer according to the power of the wind turbine and the condition of the wind resource; to connect adjacent arc-shaped towers, the connection of adjacent arc-shaped towers can be The plates are paired so that the bolt holes on the paired connecting plates are aligned, and the bolt fasteners pass through the aligned bolt holes to connect adjacent arc-shaped towers together, as shown in Figure 2.
加强筋根据单节塔筒可做成一体化模式，也可设计成彼此间隔的多块模式，本实用新型中加强筋与单节塔筒成一体；加强筋包括筋板，筋板从加强筋的内侧延伸，可以稳定并加固加强筋，从而进一步加强单节塔筒；筋板可穿过加强筋的整个宽度或仅穿过加强筋宽度的一部分。The reinforcing rib can be made into an integrated mode according to the single-section tower tube, or it can be designed into a multi-block mode spaced apart from each other. In the utility model, the reinforcing rib is integrated with the single-section tower tube; The inner side extension of the rib stabilizes and strengthens the rib, thereby further strengthening the single-section tower; the rib plate can pass through the entire width of the rib or only a part of the width of the rib.
本实用新型提出的一种可拆分式风力发电机组塔筒，降低了风电塔筒输运的成本，解决了大兆瓦风电塔筒难于运输的问题，提高了风电塔筒的运输效率，并保证了大兆瓦风电塔筒在运输过程中不变形；风力发电机组塔筒中加强筋的设计增加了风电塔筒刚度，使单位直径的风电塔筒承载能力更大、适应性更广泛；风电塔筒的制造更加灵活，减小了操作者的劳动强度，提高了工作效率。The utility model proposes a detachable wind power generating set tower, which reduces the transportation cost of the wind power tower, solves the problem that the large megawatt wind power tower is difficult to transport, improves the transportation efficiency of the wind power tower, and It ensures that the large-megawatt wind power tower will not be deformed during transportation; the design of the stiffener in the wind turbine tower increases the stiffness of the wind power tower, making the wind power tower with a larger bearing capacity and wider adaptability per unit diameter; the wind power tower The manufacturing of the barrel is more flexible, which reduces the labor intensity of the operator and improves the work efficiency.
以上所述，仅为本实用新型较佳的具体实施方式，但本实用新型的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内，可轻易想到的变化或替换，都应涵盖在本实用新型的保护范围之内。因此，本实用新型的保护范围应该以权力要求的保护范围为准。The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386327A (en) * | 2018-04-26 | 2018-08-10 | 明阳智慧能源集团股份公司 | Top protection structure after two section of wind-power tower lifting setting and its laying method |
| CN109969929A (en) * | 2019-04-04 | 2019-07-05 | 明阳智慧能源集团股份公司 | A kind of omnipotent tail portion suspender of wind-power tower lifting |
-
2015
- 2015-07-29 CN CN201520561279.0U patent/CN204877805U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386327A (en) * | 2018-04-26 | 2018-08-10 | 明阳智慧能源集团股份公司 | Top protection structure after two section of wind-power tower lifting setting and its laying method |
| CN108386327B (en) * | 2018-04-26 | 2024-03-26 | 明阳智慧能源集团股份公司 | Top protection structure for wind power tower after hoisting and erecting two sections and laying method thereof |
| CN109969929A (en) * | 2019-04-04 | 2019-07-05 | 明阳智慧能源集团股份公司 | A kind of omnipotent tail portion suspender of wind-power tower lifting |
| CN109969929B (en) * | 2019-04-04 | 2024-03-15 | 明阳智慧能源集团股份公司 | Universal tail lifting appliance for lifting wind power tower |
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