WO2015106481A1 - Nodular cast iron inserting-connection tower rods - Google Patents

Nodular cast iron inserting-connection tower rods Download PDF

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Publication number
WO2015106481A1
WO2015106481A1 PCT/CN2014/072447 CN2014072447W WO2015106481A1 WO 2015106481 A1 WO2015106481 A1 WO 2015106481A1 CN 2014072447 W CN2014072447 W CN 2014072447W WO 2015106481 A1 WO2015106481 A1 WO 2015106481A1
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WIPO (PCT)
Prior art keywords
tower
rod
tower rod
pole
plug
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PCT/CN2014/072447
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French (fr)
Chinese (zh)
Inventor
于佩
Original Assignee
于佩
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Publication of WO2015106481A1 publication Critical patent/WO2015106481A1/en

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/02Structures made of specified materials
    • E04H12/08Structures made of specified materials of metal
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04HBUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H12/00Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
    • E04H12/18Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic
    • E04H12/185Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures movable or with movable sections, e.g. rotatable or telescopic with identical elements

Abstract

Nodular cast iron inserting-connection tower rods are formed by sequentially connecting a bottom tower rod (1), middle tower rods (2, 3, 4, 5) and a top tower rod (6) comprising conical hollow rod bodies of nodular cast iron. The bottom tower rod (1) is divided into a flange (1.1) in a bottom segment, a bottom tower rod body part (1.3) in a middle segment and a bottom tower rod inserting-connection part (1.4) in an upper segment; middle tower rods (2, 3, 4, 5) are divided into middle tower rod inserting-receiving parts (2.1, 3.1, 4.1, 5.1) in a bottom segment, middle tower rod body parts (2.2, 3.2, 4.2, 5.2) in a middle segment and middle tower rod inserting-connection parts (2.3, 3.3, 4.3, 5.3) in an upper segment; and the top tower rod (6) is divided into a top tower rod inserting-receiving part (6.1) in a bottom segment, a top tower rod body part (6.2) in a middle segment and a tower cap (6.3) in an upper segment. The bottom tower rod inserting-connection part (1.4) is inserted into the middle tower rod inserting-receiving part (2.1) connected to the bottom tower rod (1), the middle tower rod inserting-connection part (2.3) connected to the bottom tower rod (1) is inserted into the middle tower rod inserting-receiving part (3.1) of a upper section connected thereto, and the middle tower rod inserting-connection part (5.3) of a top section is inserted into the top tower rod inserting-receiving part (6.1). A length of each inserting-connection part is 1-2 times of an outer diameter of an end face of the inserting-connection part. The tower rods are provided with high corrosion-resistant strength and low production cost, and are convenient to transport and mount.

Description

球墨铸铁插接塔杆  Ductile iron plug tower
技术领域 Technical field
本发明属于电力输送技术领域, 尤其涉及高压电塔杆技术。  The invention belongs to the technical field of power transmission, and in particular relates to a high voltage electric tower technology.
背景技术 Background technique
现有技术的 10KV、 35KV和 1 10KV高压电塔杆多采用 Q345钢板用卷板机将 钢板卷制成正 12边形棱台或圆台型; 电塔高度为 12-34米。 安装方式是: 电塔 底部带有法兰盘, 与地下桩管法兰对接后用螺栓连接。  The prior art 10KV, 35KV and 1 10KV high-voltage electric towers are mostly made of Q345 steel plate rolling machine to make the steel plate roll into a regular 12-sided prismatic or round table type; the height of the electric tower is 12-34 meters. The installation method is as follows: The bottom of the electric tower is provided with a flange, which is connected with the flange of the underground pile pipe and bolted.
现有技术的不足是: Q345钢板的耐腐蚀性差, 使用寿命短, 承载能力不强, 抗风能力不足, 遇到冰雪天气, 冰雪易将高压电塔压弯, 造成电力中断事故, 制造成本高。  The shortcomings of the prior art are: Q345 steel plate has poor corrosion resistance, short service life, low bearing capacity, insufficient wind resistance, ice and snow weather, ice and snow easy to bend high voltage electric tower, causing power interruption accident, manufacturing cost high.
发明内容 Summary of the invention
本发明的目的是提供一种球墨铸铁插接塔杆, 用于 10〜154KV 电力输送的 高压电塔杆。  SUMMARY OF THE INVENTION It is an object of the present invention to provide a ductile iron plug-in tower for a high-voltage tower for power transmission of 10 to 154 kV.
本发明的技术方案是: 球墨铸铁插接塔杆, 包括球墨铸铁制成的底塔杆、 中塔杆和顶塔杆, 底塔杆、 中塔杆和顶塔杆依次连接形成一支塔杆, 其特征在 于: 所述底塔杆、 中塔杆和顶塔杆依次连接形成一支塔杆是由一节底塔杆, 一 节以上中塔杆和一节顶塔杆插接组成, 所述底塔杆、 中塔杆和顶塔杆都是圆锥 形空心柱体, 圆锥形空心柱体的锥度为: 1000 : 1 1-26; 形成同一支塔杆的底塔 杆、 中塔杆和顶塔杆的锥度相同, 所述底塔杆分为三段, 底段为法兰, 法兰上 有与基础桩连接的连接孔, 中段为底塔杆杆体部、 上段为底塔杆插接部, 底塔 杆插接部的长度为底塔杆插接部端面外径的 1〜2倍; 所述中塔杆分三段, 下段 为中塔杆承接部, 中段为中塔杆杆体部, 上段为中塔杆插接部, 与底塔杆相插 接的中塔杆承接部的内径与底塔杆插接部外径相配合, 长度与底塔杆插接部长 度相同, 与底塔杆相插接的中塔杆插接部外径与后续与之插接的中塔杆承接部 内径相配合,与底塔杆相插接的中塔杆插接部长度是插接部端面外径的 1〜2倍, 后续相互插接的每一节中塔杆都和与底塔杆相连的中塔杆结构相同, 依次插接; 所述顶塔杆分三段, 下段为顶塔杆承接部、 中段为顶塔杆杆体部、 上段为塔帽, 塔帽顶端封闭, 顶塔杆承接部的内径和与顶塔杆相插接的中塔杆插接部外径相 配合, 顶塔杆承接部的长度是与顶塔杆相插接的中塔杆插接部端面外径的 1〜2 倍; 所述插接是底塔杆插接部插入与底塔杆连接的中塔杆承接部内, 与底塔杆 连接的中塔杆插接部插入与之连接的上面一节中塔杆承接部内孔, 最上面一节 中塔杆插接部插入顶塔杆承接部内孔。 The technical scheme of the invention is: a ductile iron plug-in tower, comprising a bottom tower rod, a middle tower pole and a top tower pole made of ductile iron, the bottom tower pole, the middle tower pole and the top tower pole are connected in sequence to form a tower pole The utility model is characterized in that: the bottom tower pole, the middle tower pole and the top tower pole are connected in sequence to form a tower pole, which is composed of a bottom tower pole, one or more middle tower poles and one top tower pole being inserted, The bottom tower, the middle tower and the top tower are all conical hollow cylinders, and the taper of the conical hollow cylinder is: 1000: 1 1-26; the bottom tower, the middle tower and the same tower The top tower has the same taper. The bottom tower is divided into three sections. The bottom section is a flange. The flange has a connecting hole connected to the foundation pile. The middle section is the bottom tower pole body, and the upper section is the bottom tower pole. The length of the bottom tower insertion portion is 1 to 2 times the outer diameter of the end surface of the bottom tower insertion portion; the middle tower rod is divided into three sections, the lower section is the middle tower rod receiving part, and the middle section is the middle tower pole part The upper part is the middle tower rod insertion part, and the inner diameter of the middle tower rod receiving part which is inserted into the bottom tower pole and the outer diameter of the bottom tower rod insertion part The length is the same as the length of the bottom tower plug, and the outer diameter of the middle tower plug portion that is inserted into the bottom tower rod is matched with the inner diameter of the middle tower rod receiving portion that is subsequently inserted, and the bottom tower rod phase The length of the inserted middle tower rod insertion portion is 1 to 2 times the outer diameter of the end surface of the plug portion, and the tower rods in each section which are subsequently inserted and connected are the same as the middle tower rod structure connected to the bottom tower rod, and are sequentially inserted. The top tower rod is divided into three sections, the lower section is the top tower rod receiving part, the middle section is the top tower pole body part, the upper section is the tower cap, the top end of the tower cap is closed, the inner diameter of the top tower rod receiving part is opposite to the top tower pole Interposed outer diameter of the middle tower plug The length of the top tower receiving portion is 1 to 2 times the outer diameter of the end surface of the middle tower plug portion that is inserted into the top tower rod; the plug is the bottom tower rod insertion portion inserted and connected to the bottom tower rod In the middle tower receiving portion, the middle tower rod insertion portion connected to the bottom tower rod is inserted into the inner hole of the tower receiving portion in the upper section connected thereto, and the tower pole insertion portion is inserted into the top tower rod receiving portion in the uppermost section hole.
本发明所述球墨铸铁插接塔杆, 其特征在于: 所述底塔杆底部法兰的外径 为 Φ 645〜 1727mm,底口外径为 Φ 449〜 1250mm,所述塔帽外径为 Φ 228〜650πιπι。  The ductile iron plug-in tower of the present invention is characterized in that: the outer diameter of the bottom flange of the bottom tower rod is Φ 645~ 1727mm, the outer diameter of the bottom port is Φ 449~ 1250mm, and the outer diameter of the tower cap is Φ 228 ~650πιπι.
本发明所述球墨铸铁插接塔杆, 其特征在于: 所述圆锥形空心柱体壁厚为 4〜20mm。  The ductile iron plug-in tower of the present invention is characterized in that: the conical hollow cylinder has a wall thickness of 4 to 20 mm.
使用时, 将底塔杆的法兰与地面的桩管用螺栓连接紧固即可。  When in use, the flange of the bottom tower and the pile pipe on the ground can be fastened by bolting.
本发明的有益效果是: 改变了传统塔杆的制造材料和制造方法, 耐腐蚀性 增强; 使用寿命延长; 制造成本降低; 运输和安装更便捷。  The invention has the beneficial effects that: the manufacturing material and the manufacturing method of the traditional tower are changed, the corrosion resistance is enhanced; the service life is prolonged; the manufacturing cost is reduced; and the transportation and installation are more convenient.
附图说明 DRAWINGS
附图 1 : 1ft底塔杆示意图  Figure 1 : Schematic diagram of 1ft bottom tower
附图 2 : 2ft中塔杆示意图  Figure 2: Schematic diagram of the 2ft middle tower
附图 3 : 3ft中塔杆示意图  Figure 3: Schematic diagram of the 3ft middle tower
附图 4: 4ft中塔杆示意图  Figure 4: Schematic diagram of the 4ft middle tower
附图 5: 5ft中塔杆示意图  Figure 5: Schematic diagram of the 5ft middle tower
附图 6: 6ft顶塔杆示意图  Figure 6: Schematic diagram of 6ft top tower
附图 7: 6节塔杆连接示意图  Figure 7: Schematic diagram of the 6-section tower connection
附图 8: 塔杆连接部局部示意图  Figure 8: Partial schematic view of the tower connection
图中:  In the picture:
1- lft底塔杆, 1. 1法兰, 1. 2-连接孔, 1. 3-lft底塔杆杆体部, 1. 4-lft底塔杆 插接部  1- lft bottom tower, 1. 1 flange, 1. 2-connecting hole, 1. 3-lft bottom tower body, 1. 4-lft bottom tower plug
2- 2ft中塔杆, 2. l-2ft中塔杆承接部, 2. 2-2ft中塔杆杆体部, 2. 3_2ft中塔杆 插接部  2- 2ft middle tower pole, 2. l-2ft middle tower pole receiving part, 2. 2-2ft middle tower pole body, 2. 3_2ft middle tower pole plug-in
3- 3ft中塔杆, 3. l-3ft中塔杆承接部, 3. 2-3ft中塔杆杆体部, 3. 3_3ft中塔杆 插接部  3- 3ft middle tower, 3. l-3ft middle tower receiving part, 3. 2-3ft middle tower pole body, 3. 3_3ft middle tower pole
4- 4ft中塔杆, 4. l-4ft中塔杆承接部, 4. 2-4ft中塔杆杆体部, 4. 3_4ft中塔杆 插接部  4- 4ft middle tower, 4. l-4ft middle tower receiving part, 4. 2-4ft middle tower pole body, 4. 3_4ft middle tower plug
5- 5ft中塔杆, 5. l-5ft中塔杆承接部, 5. 2-5ft中塔杆杆体部, 5. 3_5ft中塔杆 插接部 5- 5ft middle tower pole, 5. l-5ft middle tower pole receiving part, 5. 2-5ft middle tower pole body, 5. 3_5ft middle tower pole Plug-in
6-6ft顶塔杆, 6. l-6ft顶塔杆承接部, 6. 2-6ft顶塔杆杆体部, 6. 3_塔帽 具体实施方式  6-6ft top tower pole, 6. l-6ft top tower rod receiving part, 6. 2-6ft top tower pole body, 6. 3_ tower cap
以下结合附图和实例对本发明作进一步说明。  The invention will be further described below in conjunction with the drawings and examples.
实施例 1  Example 1
由一节底塔杆、 一节顶塔杆和四节中塔杆插接组成的球墨铸铁插接塔杆, 包括球墨铸铁制成的 lft底塔杆 1、 2ft中塔杆 2、 3ft中塔杆 3、 4ft中塔杆 4、 5ft中 塔杆 5和 6ft顶塔杆 6。 1ft底塔杆 1、 2ft中塔杆 2、 3ft中塔杆 3、 4ft中塔杆 4、 5ft 中塔杆 5和 6ft顶塔杆 6都是圆锥形空心柱体, 圆锥形空心柱体的锥度为 1000 : 20。 1ft底塔杆 1分为三段, 底段为法兰 1. 1, 法兰 1. 1上有与基础桩连接的连接 孔 1. 2, 中段为 1ft底塔杆杆体部 1. 3、 上段为 1ft底塔杆插接部 1. 4, 1ft底塔杆插 接部 1. 4的长度为 1ft底塔杆插接部端面外径的 1. 5倍。 2ft中塔杆 2分为三段, 下段为 2ft中塔杆的承接部 2. 1, 中段为 2ft中塔杆杆体部 2. 2, 上段为 2ft中塔杆 插接部 2. 3, 2ft中塔杆承接部 2. 1的内径与 1ft底塔杆插接部 1. 4外径相配合, 长度与 1ft底塔杆插接部 1. 4长度相同, 2ft中塔杆插接部 2. 3的长度为 2ft中塔杆 插接部端面外径的 1. 5倍。 3ft中塔杆 3分为三段,下段为 3ft中塔杆的承接部 3. 1, 中段为 3ft中塔杆杆体部 3. 2、上段为 3ft中塔杆插接部 3. 3, 3ft中塔杆承接部 3. 1 的内径与 2ft中塔杆插接部 2. 3外径相配合, 长度与 2ft中塔杆插接部 2. 3长度相 同, 3ft中塔杆插接部 3. 3的长度为 3ft中塔杆插接部端面外径的 1. 5倍。 4ft中塔 杆 4分为三段, 下段为 4ft中塔杆的承接部 4. 1, 中段为 4ft中塔杆杆体部 4. 2, 上段为 4ft中塔杆插接部 4. 3,4ft中塔杆承接部 4. 1的内径与 3ft中塔杆插接部 3. 3 外径相配合, 长度与 3ft中塔杆插接部 3. 3长度相同, 4ft中塔杆插接部 4. 3的长 度为 4ft中塔杆插接部端面外径的 1. 5倍。 5ft中塔杆 5分为三段, 下段为 5ft中塔 杆的承接部 5. 1, 中段为 5ft中塔杆杆体部 5. 2, 上段为 5ft中塔杆插接部 5. 3, 5ft 中塔杆承接部 5. 1的内径与 4ft中塔杆插接部 4. 3外径相配合, 长度与 4ft中塔杆 插接部 4. 3长度相同, 5ft中塔杆插接部 5. 3的长度为 5ft中塔杆插接部端面外径 的 1. 5倍。 6ft顶塔杆 6分为三段, 下段为 6ft顶塔杆的承接部 6. 1, 中段为 6ft顶 塔杆杆体部 6. 2, 上段为塔帽 6. 3, 6ft顶塔杆承接部 6. 1的内径与 5ft中塔杆插接 部 5. 3外径相配合, 长度与 5ft中塔杆插接部 5. 3长度相同。 1ft底塔杆底部法兰 1. 1的外径为 Φ 1200πιπι, 底口外径(D)为 Φ 800πιπι, 塔帽外径为 Φ 300πιπι。 圆锥 形空心柱体壁厚为 10匪。 A ductile iron plug-in tower consisting of a bottom tower, a top tower and four middle tower poles, including a lft bottom tower made of ductile iron, a 2ft middle tower 2, a 3ft middle tower Rod 3, 4ft middle tower 4, 5ft middle tower 5 and 6ft top tower 6. 1ft bottom tower 1, 2ft middle tower 2, 3ft middle tower 3, 4ft middle tower 4, 5ft middle tower 5 and 6ft top tower 6 are conical hollow cylinders, conical hollow cylinder taper For 1000: 20. 1,上段。 The 1ft bottom tower pole 1 is divided into three sections, the bottom section is a flange 1. 1, the flange 1. 1 has a connection hole to the foundation pile 1. 2, the middle section is 1ft bottom tower pole body 1. 3, upper section 5倍。 The outer diameter of the outer end of the end of the 1ft bottom tower plug is 1.5 times. The 2ft middle tower pole 2 is divided into three sections, the lower section is the 2ft middle tower pole receiving part 2. 1, the middle section is 2ft middle tower pole body 2. 2, the upper section is 2ft middle tower pole insertion part 2. 3, 2ft The same length, 2ft middle tower plug 2. 3, the same length, 1ft length of the tower plug connector 2. 3 5倍。 The length of the outer diameter of the end of the pole of the plug is 1.5 times. The 3ft middle tower pole 3 is divided into three sections, the lower section is the 3ft middle tower pole receiving part 3. 1, the middle section is the 3ft middle tower pole body 3. 2. The upper section is 3ft middle tower pole insertion part 3. 3, 3ft The 3ft middle tower plug portion 3. 3 The same length as the 2ft middle tower plug portion 2. 3 length middle tower plug connector 3. 3 5倍。 The length of the outer diameter of the end of the tower rod plug portion of 1. 5 times. The 4ft middle tower pole 4 is divided into three sections, the lower section is the 4ft middle tower pole receiving part 4. 1, the middle section is 4ft middle tower pole body part 4. 2, the upper section is 4ft middle tower pole insertion part 4. 3, 4ft 5 The middle tower plug portion 4. 3 The same length as the 3ft middle tower plug portion 3. 3 length middle tower plug portion 4. 3 5倍。 The length of the outer diameter of the end of the pole of the plug is 1.5 times. The 5ft middle tower pole 5 is divided into three sections, the lower section is the 5ft middle tower pole receiving part 5. 1, the middle section is the 5ft middle tower pole body part 5. 2, the upper section is the 5ft middle tower pole insertion part 5. 3, 5ft 5 The middle tower plug portion 5. 3 The same length as the 4ft middle tower plug portion 4.3, the length is the same as the 4ft middle tower plug portion. 5倍。 The length of the outer diameter of the end of the pole of the plug is 1.5 times. The 6ft top tower pole 6 is divided into three sections, the lower section is the 6ft top tower pole receiving part 6. 1, the middle section is the 6ft top tower pole body part 6. 2, the upper section is the tower cap 6. 3, 6ft top tower pole receiving part 6 The length is the same as the length of the 5ft middle tower plug portion 5.3. The outer diameter of the bottom flange of the 1ft bottom tower is 1.1 Φ 1200πιπι, the outer diameter of the bottom opening (D) is Φ 800πιπι, and the outer diameter of the tower cap is Φ 300πιπι. Cone The hollow cylinder has a wall thickness of 10 匪.
实施例 2  Example 2
由一节底塔杆、 一节顶塔杆和一节中塔杆插接组成的球墨铸铁插接塔杆, 包括球墨铸铁制成的 lft底塔杆 1、 2ft中塔杆 2和 6ft顶塔杆 6。 1ft底塔杆 1、 2ft 中塔杆 2和 6ft顶塔杆 6都是圆锥形空心柱体, 圆锥形空心柱体的锥度为 1000 : 15。 1ft底塔杆 1分为三段, 底段为法兰 1. 1, 法兰 1. 1上有与基础桩连接的连接 孔 1. 2, 中段为 1ft底塔杆杆体部 1. 3、 上段为 1ft底塔杆插接部 1. 4, 1ft底塔杆插 接部 1. 4的长度为 1ft底塔杆插接部端面外径的 2倍。 2ft中塔杆 2分为三段, 下 段为 2ft中塔杆的承接部 2. 1, 中段为 2ft中塔杆杆体部 2. 2, 上段为 2ft中塔杆插 接部 2. 3, 2ft中塔杆承接部 2. 1的内径与 1ft底塔杆插接部 1. 4外径相配合, 长 度与 1ft底塔杆插接部 1. 4长度相同, 2ft中塔杆插接部 2. 3的长度为 2ft中塔杆插 接部端面外径的 2倍。 6ft顶塔杆 6分为三段, 下段为 6ft顶塔杆的承接部 6. 1, 中段为 6ft顶塔杆杆体部 6. 2、 上段为塔帽 6. 3, 6ft顶塔杆承接部 6. 1的内径与 2ft中塔杆插接部 2. 3外径相配合, 长度与 2ft中塔杆插接部 2. 3长度相同。 1ft底 塔杆底部法兰 1. 1的外径为 Φ 1000匪, 底口外径(D)为 Φ 600匪, 塔帽外径为 Φ 400πιπι。 圆锥形空心柱体壁厚为 10mm。  A ductile iron plug-in tower consisting of a bottom tower, a top tower and a middle tower plug, including a lft bottom tower made of ductile iron, a 2ft middle tower 2 and a 6ft top tower Rod 6. 1ft bottom tower 1, 2ft middle tower 2 and 6ft top tower 6 are conical hollow cylinders, and the conical hollow cylinder has a taper of 1000:15. 1,上段。 The 1ft bottom tower pole 1 is divided into three sections, the bottom section is a flange 1. 1, the flange 1. 1 has a connection hole to the foundation pile 1. 2, the middle section is 1ft bottom tower pole body 1. 3, upper section The length of the end face of the 1 ft bottom tower plug is 1.4 times the outer diameter of the end face of the 1 ft bottom tower plug. The 2ft middle tower pole 2 is divided into three sections, the lower section is the 2ft middle tower pole receiving part 2. 1, the middle section is 2ft middle tower pole body 2. 2, the upper section is 2ft middle tower pole insertion part 2. 3, 2ft The same length, 2ft middle tower plug 2. 3, the same length, 1ft length of the tower plug connector 2. 3 The length is 2 times the outer diameter of the end face of the 2ft middle tower plug. The 6ft top tower pole 6 is divided into three sections, the lower section is the 6ft top tower pole receiving part 6. 1, the middle section is the 6ft top tower pole body part 6. 2. The upper section is the tower cap 6. 3, 6ft top tower pole receiving part 6 The length is the same as the length of the 2ft middle tower plug portion 2.3. 1ft bottom The bottom flange of the tower 1. The outer diameter of 1 is Φ 1000匪, the outer diameter (D) of the bottom is Φ 600匪, and the outer diameter of the tower is Φ 400πιπι. The conical hollow cylinder has a wall thickness of 10 mm.
实施例的塔杆均为球墨铸铁离心铸造的空心圆椎体, 经过高温石墨化退火 处理后, 再经过精整和防腐处理。 球墨铸铁性能如下:  The tower rods of the examples are all hollow hollow cones of centrifugally cast iron of ductile iron, which are subjected to high temperature graphitization annealing treatment, and then subjected to finishing and anti-corrosion treatment. Ductile iron properties are as follows:
抗拉强度: 。b^500MPa tensile strength: . b ^500MPa
屈服强度: 。。.2 350MPa Yield Strength: . . . 2 350MPa
布氏硬度: HBS 230  Brinell hardness: HBS 230
实施例的塔杆可用作 1 10KV塔杆、 35KV塔杆或 10KV塔杆。  The tower of the embodiment can be used as a 1 10 KV tower, a 35 KV tower or a 10 KV tower.

Claims

权 利 要 求 书 claims
1、 球墨铸铁插接塔杆, 包括球墨铸铁制成的底塔杆 (1)、 中塔杆 (2、 3、 4、 5) 和顶塔杆 (6), 底塔杆 (1)、 中塔杆 (2、 3、 4、 5) 和顶塔杆 (6) 依次 连接形成一支塔杆, 其特征在于: 所述底塔杆 (1)、 中塔杆 (2、 3、 4、 5) 和 顶塔杆 (6) 依次连接形成一支塔杆是由一节底塔杆 (1), 一节以上中塔杆 (2、 3、 4、 5) 和一节顶塔杆 (6) 插接组成, 所述底塔杆 (1)、 中塔杆 (2、 3、 4、 5)和顶塔杆(6)都是圆锥形空心柱体, 圆锥形空心柱体的锥度为: 1000: 11-26; 形成同一支塔杆的底塔杆 (1)、 中塔杆 (2、 3、 4、 5) 和顶塔杆 (6) 的锥度相 同, 所述底塔杆 (1) 分为三段, 底段为法兰 (1.1), 法兰 (1.1) 上有与基础 桩连接的连接孔(1.2),中段为底塔杆杆体部(1.3)、上段为底塔杆插接部(1.4), 底塔杆插接部 (1.4) 的长度为底塔杆插接部端面外径的 1〜2倍; 所述中塔杆 1. Ductile iron plug-in tower rods, including bottom tower rods (1), middle tower rods (2, 3, 4, 5) and top tower rods (6) made of ductile iron. The bottom tower rod (1), middle tower rod The tower poles (2, 3, 4, 5) and the top tower pole (6) are connected in sequence to form a tower pole, which is characterized by: the bottom tower pole (1), the middle tower pole (2, 3, 4, 5) ) and top tower poles (6) are connected in sequence to form a tower pole, which is composed of one bottom tower pole (1), one or more middle tower poles (2, 3, 4, 5) and one top tower pole (6) Composed by plugging, the bottom tower rod (1), the middle tower rod (2, 3, 4, 5) and the top tower rod (6) are all conical hollow cylinders, and the taper of the conical hollow cylinder is: 1000 : 11-26; The bottom tower pole (1), the middle tower pole (2, 3, 4, 5) and the top tower pole (6) forming the same tower pole have the same taper, and the bottom tower pole (1) has the same taper. It has three sections, the bottom section is the flange (1.1), the flange (1.1) has a connecting hole (1.2) connected to the foundation pile, the middle section is the bottom tower rod body (1.3), and the upper section is the bottom tower rod plug-in part (1.4), the length of the bottom tower rod plug-in part (1.4) is 1 to 2 times the outer diameter of the end face of the bottom tower rod plug-in part; the middle tower rod
(2、 3、 4、 5) 分三段, 下段为中塔杆承接部 (2.1、 3.1、 4.1、 5.1、), 中段 为中塔杆杆体部(2.2、 3.2、 4.2、 5.2), 上段为中塔杆插接部(2.3、 3.3、 4.3、 5.3), 与底塔杆相插接的中塔杆承接部 (2.1) 的内径与底塔杆插接部 (1.4) 外径相配合, 长度与底塔杆插接部 (1.4) 长度相同, 与底塔杆相插接的中塔杆 插接部 (2.3) 外径与后续与之插接的中塔杆承接部 (3.1) 内径相配合, 与底 塔杆相插接的中塔杆插接部 (2.3) 长度是插接部端面外径的 1〜2倍, 后续相 互插接的每一节中塔杆 (3、 4、 5) 都和与底塔杆相连的中塔杆 (2) 结构相同, 依次插接; 所述顶塔杆 (6) 分三段, 下段为顶塔杆承接部 (6.1)、 中段为顶塔 杆杆体部 (6.2)、 上段为塔帽 (6.3), 塔帽顶端封闭, 顶塔杆承接部 (6.1) 的 内径和与顶塔杆相插接的中塔杆插接部(5.3)外径相配合,顶塔杆承接部(6.1) 的长度是与顶塔杆相插接的中塔杆插接部 (5.3) 端面外径的 1〜2倍; 所述插 接是底塔杆插接部 (1.4) 插入与底塔杆连接的中塔杆承接部 (2.1) 内, 与底 塔杆连接的中塔杆插接部 (2.3) 插入与之连接的上面一节中塔杆承接部 (3.1) 内孔, 最上面一节中塔杆插接部 (5.3) 插入顶塔杆承接部 (6.1) 内孔。 (2, 3, 4, 5) is divided into three sections, the lower section is the middle tower rod receiving part (2.1, 3.1, 4.1, 5.1,), the middle section is the middle tower rod body (2.2, 3.2, 4.2, 5.2), and the upper section is The inner diameter of the middle tower rod socket (2.3, 3.3, 4.3, 5.3) and the middle tower rod socket (2.1) that is socketed with the bottom tower rod matches the outer diameter of the bottom tower rod socket (1.4). The length The length is the same as the bottom tower rod plug-in part (1.4). The outer diameter of the middle tower rod plug-in part (2.3) that is plugged into the bottom tower rod matches the inner diameter of the middle tower rod receiving part (3.1) that is plugged into it later. , the length of the middle tower rod plug-in part (2.3) that is plugged into the bottom tower rod is 1 to 2 times the outer diameter of the end face of the plug-in part, and each subsequent middle tower rod (3, 4, 5) is plugged into each other. They have the same structure as the middle tower rod (2) connected to the bottom tower rod, which is plugged in sequence; the top tower rod (6) is divided into three sections, the lower section is the top tower pole receiving part (6.1), and the middle section is the top tower pole body (6.2), the upper section is the tower cap (6.3), the top of the tower cap is closed, the inner diameter of the top tower rod receiving part (6.1) matches the outer diameter of the middle tower rod plug-in part (5.3) that is plugged into the top tower rod , the length of the top tower rod receiving portion (6.1) is 1 to 2 times the outer diameter of the end face of the middle tower rod plug-in portion (5.3) that is plugged into the top tower rod; the plug-in is the bottom tower rod plug-in portion (5.3). 1.4) Insert into the middle tower rod socket (2.1) connected to the bottom tower rod. Insert the middle tower rod socket (2.3) connected to the bottom tower rod into the upper middle tower rod socket (3.1) connected to it. Insert the inner hole of the top tower rod socket (5.3) into the inner hole of the top tower rod receiving portion (6.1).
2、 根据权利要求 1所述球墨铸铁插接塔杆, 其特征在于: 所述底塔杆底部 法兰 (1.1) 的外径为 Φ645〜1727πιπι, 底口外径为 Φ449〜1250πιπι, 所述塔帽 外径为 Φ228〜650πιπι。 2. The ductile iron plug-in tower rod according to claim 1, characterized in that: the outer diameter of the bottom flange (1.1) of the bottom tower rod is Φ645~1727μm, the outer diameter of the bottom opening is Φ449~1250μm, and the tower cap The outer diameter is Φ228~650ππm.
3、 根据权利要求 1所述球墨铸铁插接塔杆, 其特征在于: 所述圆锥形空心 柱体壁厚为 4〜20mm。 3. The ductile iron plug-in tower rod according to claim 1, characterized in that: the wall thickness of the conical hollow cylinder is 4~20mm.
PCT/CN2014/072447 2014-01-16 2014-02-24 Nodular cast iron inserting-connection tower rods WO2015106481A1 (en)

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