CN104682299B - Vertical bus bar supporting device - Google Patents
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- CN104682299B CN104682299B CN201310642589.0A CN201310642589A CN104682299B CN 104682299 B CN104682299 B CN 104682299B CN 201310642589 A CN201310642589 A CN 201310642589A CN 104682299 B CN104682299 B CN 104682299B
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- 238000009434 installation Methods 0.000 claims description 19
- 239000012212 insulator Substances 0.000 claims description 8
- 230000002787 reinforcement Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 229910000746 Structural steel Inorganic materials 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000004020 conductor Substances 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 7
- 235000000396 iron Nutrition 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
本发明提供一种立母线支撑装置。该立母线支撑装置包括：安装部，安装部与立母线固定连接；固定部，固定部固定设置在固定物上，并与安装部固定连接；支撑部，支撑部连接在安装部和固定部之间。通过本发明的立母线支撑装置能够保证立母线的下端的稳固，进而保证线路运行安全。
The invention provides a riser support device. The riser support device includes: a mounting part, which is fixedly connected with the riser; a fixed part, which is fixedly arranged on a fixed object, and is fixedly connected with the mounting part; between. The riser support device of the present invention can ensure the stability of the lower end of the riser, thereby ensuring the safe operation of the line.
Description
技术领域technical field
本发明涉及电力线路架设领域，具体而言，涉及一种立母线支撑装置。The invention relates to the field of power line erection, in particular to a riser support device.
背景技术Background technique
现有的10kV配电线路内母式变台的立母线直接接在线路上，立母线随线路主导线弧垂发生变化而受力不同。存在威胁线路运行隐患，主导线运动容易将立母线的下端担固定处拔出，严重的时候能够将针式绝缘子顶拔断，威胁线路运行安全。由于立引线过长，不易控制，不能实施带电断接引流线作业。The vertical bus of the existing 10kV power distribution line internal female transformer is directly connected to the line, and the force of the vertical bus varies with the sag of the main conductor of the line. There are hidden dangers that threaten the operation of the line. The movement of the main conductor can easily pull out the fixed part of the lower end of the riser. In severe cases, the top of the pin insulator can be pulled off, threatening the safety of the line operation. Because the vertical lead wire is too long, it is difficult to control, and the work of disconnecting the lead wire with power cannot be implemented.
发明内容Contents of the invention
本发明旨在提供一种立母线支撑装置，以解决现有技术中立母线与主导线连接，容易由于主导线的弧垂造成立母线的下端从保险器拔出，威胁线路运行安全的问题。The purpose of the present invention is to provide a supporting device for riser bars to solve the problem in the prior art that when the riser bars are connected to the main conductor, the lower end of the riser bar is easily pulled out from the fuse due to the sag of the main conductor, threatening the safety of line operation.
为了实现上述目的，根据本发明的一个方面，提供了一种立母线支撑装置，该立母线支撑装置包括安装部，安装部与立母线固定连接；固定部，固定部固定设置在固定物上，并与安装部固定连接；支撑部，支撑部连接在安装部和固定部之间。In order to achieve the above object, according to one aspect of the present invention, a vertical bus support device is provided, the vertical bus support device includes a mounting part, the mounting part is fixedly connected with the vertical bus; a fixed part, the fixed part is fixedly arranged on the fixed object, And it is fixedly connected with the installation part; the support part is connected between the installation part and the fixed part.
进一步地，固定部包括固定件和抱箍，抱箍与固定件固定连接，并与固定件配合箍设在固定物的外周。Further, the fixing part includes a fixing part and a hoop, the hoop is fixedly connected with the fixing part, and is arranged on the outer periphery of the fixing part in cooperation with the fixing part.
进一步地，固定物为电杆，固定件水平设置在电杆的一侧，固定件与电杆之间还设置有夹片，夹片包括：弧形段，弧形段的形状与电杆的外周的形状相适应；连接段，连接段连接在弧形段的两端，抱箍的两端与两个连接段一一对应地设置，并与固定件固定连接。Further, the fixed object is an electric pole, and the fixed piece is horizontally arranged on one side of the electric pole. A clip is also provided between the fixed piece and the electric pole. The clip includes: an arc segment whose shape is consistent with that of the electric pole. The shape of the outer circumference is adapted; the connection section is connected to the two ends of the arc section, and the two ends of the hoop are set in one-to-one correspondence with the two connection sections, and are fixedly connected with the fixing piece.
进一步地，支撑部包括水平设置的支撑件，支撑件的第一端固定连接在一个固定部的固定件上，且支撑件的长度方向与该固定件的长度方向垂直。Further, the support part includes a support piece arranged horizontally, the first end of the support piece is fixedly connected to a fixing piece of a fixing part, and the length direction of the support piece is perpendicular to the length direction of the fixing piece.
进一步地，沿电杆的长度方向间隔设置有两个固定部，支撑件与位于上方的固定部连接，支撑部还包括加强件，加强件连接于位于下方的固定部与支撑件之间。Further, two fixing parts are arranged at intervals along the length direction of the pole, the supporting part is connected to the upper fixing part, and the supporting part further includes a reinforcing part, and the reinforcing part is connected between the lower fixing part and the supporting part.
进一步地，加强件支撑在支撑件的中部。Further, the reinforcement is supported in the middle of the support.
进一步地，安装部包括安装件，安装件固定设置在支撑件的第二端，且安装件平行于固定件设置。Further, the mounting part includes a mounting part, the mounting part is fixedly arranged on the second end of the supporting part, and the mounting part is arranged parallel to the fixing part.
进一步地，沿安装件的长度方向间隔设置有多个绝缘子，立母线与绝缘子固定连接。Further, a plurality of insulators are arranged at intervals along the length direction of the mounting part, and the riser is fixedly connected to the insulators.
进一步地，安装件和固定件均为三角铁，三角铁包括横板和与横板连接并垂直于横板的竖板。Furthermore, both the mounting part and the fixing part are triangular irons, and the triangular irons include a horizontal plate and a vertical plate connected with the horizontal plate and perpendicular to the horizontal plate.
进一步地，安装件和固定件相对设置，支撑件的第一端连接在固定件的竖板的内壁面上，支撑件的第二端连接在安装件的竖板的内壁面上。Further, the mounting part and the fixing part are arranged oppositely, the first end of the supporting part is connected to the inner wall of the riser of the fixing part, and the second end of the supporting part is connected to the inner wall of the rising board of the mounting part.
应用本发明的技术方案，立母线支撑装置包括安装部、固定部和支撑部，安装部与立母线固定连接，以防止安装部与立母线的衔接处以下的立母线向上移动；固定部固定设置在固定物上，并与安装部固定连接，以将立母线支撑装置固定在固定物上；支撑部连接在安装部和固定部之间，以支撑安装部，保证立母线与安装部能够稳固地连接。通过立母线支撑装置与立母线固定连接，使得安装部与立母线的连接处的位置固定，能够在主导线产生弧垂或是晃动时，防止立母线整体移动，保证立母线的连接处至立母线下端的部分的位置不变，进而避免立母线的下端从保险器内拔出。Applying the technical solution of the present invention, the riser support device includes a mounting part, a fixing part and a supporting part, and the mounting part is fixedly connected with the riser to prevent the riser below the connection between the mounting part and the riser from moving upward; the fixed part is fixedly arranged On the fixed object, and fixedly connected with the installation part to fix the riser support device on the fixed object; the support part is connected between the installation part and the fixed part to support the installation part to ensure that the riser and the installation part can be firmly connected connect. The riser support device is fixedly connected to the riser, so that the position of the connection between the installation part and the riser is fixed, and when the main conductor sags or shakes, the riser can be prevented from moving as a whole, and the connection of the riser can be ensured to the vertical position. The position of the part of the lower end of the busbar remains unchanged, thereby preventing the lower end of the riser from being pulled out of the fuse.
附图说明Description of drawings
构成本发明的一部分的附图用来提供对本发明的进一步理解，本发明的示意性实施例及其说明用于解释本发明，并不构成对本发明的不当限定。在附图中：The drawings constituting a part of the present invention are used to provide a further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention. In the attached picture:
图1示出了本发明的实施例的立母线支撑装置的立体结构示意图。Fig. 1 shows a schematic perspective view of the three-dimensional structure of a riser support device according to an embodiment of the present invention.
附图标记说明：11、固定件；20、支撑部；21、支撑件；22、加强件；31、安装件。Explanation of reference numerals: 11, fixing part; 20, supporting part; 21, supporting part; 22, reinforcing part; 31, installing part.
具体实施方式detailed description
下文中将参考附图并结合实施例来详细说明本发明。需要说明的是，在不冲突的情况下，本申请中的实施例及实施例中的特征可以相互组合。Hereinafter, the present invention will be described in detail with reference to the drawings and examples. It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other.
如图1所示，根据本发明的实施例，立母线支撑装置包括安装部、固定部和支撑部，安装部与立母线固定连接，以防止安装部与立母线的衔接处以下的立母线向上移动；固定部固定设置在固定物上，并与安装部固定连接，以将立母线支撑装置固定在固定物上；支撑部20连接在安装部和固定部之间，以支撑安装部，保证立母线与安装部能够稳固地连接。通过立母线支撑装置与立母线固定连接，使得安装部与立母线的连接处的位置固定，能够在主导线产生弧垂或是晃动时，防止立母线整体移动，保证立母线的连接处至立母线下端的部分的位置不变，进而避免立母线的下端从保险器内拔出。As shown in Figure 1, according to an embodiment of the present invention, the riser support device includes a mounting part, a fixing part, and a supporting part, and the mounting part is fixedly connected to the riser to prevent the riser below the connection between the mounting part and the riser from going upward. Move; the fixed part is fixedly arranged on the fixed object, and is fixedly connected with the installation part to fix the riser support device on the fixed object; the support part 20 is connected between the installation part and the fixed part to support the installation part to ensure the vertical The bus bar and the installation part can be connected firmly. The riser support device is fixedly connected to the riser, so that the position of the connection between the installation part and the riser is fixed, and when the main conductor sags or shakes, the riser can be prevented from moving as a whole, and the connection of the riser can be ensured to the vertical position. The position of the part of the lower end of the busbar remains unchanged, thereby preventing the lower end of the riser from being pulled out of the fuse.
在本实施例中，固定部包括固定件11和抱箍，固定件11位于固定物的一侧，抱箍与固定件11固定连接，并与固定件11配合箍设在固定物的外周。抱箍和固定件11组合成固定空间，并箍紧在固定物的外周，以使整个立母线支撑装置能够稳固地固定在固定物上。In this embodiment, the fixing part includes a fixing part 11 and a hoop, the fixing part 11 is located on one side of the fixing object, the hoop is fixedly connected with the fixing part 11, and is arranged on the outer periphery of the fixing object in cooperation with the fixing part 11. The hoop and the fixing part 11 are combined to form a fixing space, and are tightened on the periphery of the fixing object, so that the entire riser support device can be firmly fixed on the fixing object.
固定物为电杆，固定件11为三角铁，固定件11水平设置在电杆的一侧，固定件11与电杆之间还设置有夹片，以加强固定部与电杆的连接强度，提高稳固性。夹片包括弧形段和连接段。弧形段的形状与电杆的外周的形状相适应，以便能够很好地与电杆的外周贴合，提高连接强度；连接段连接在弧形段的两端，抱箍的两端与两个连接段一一对应地设置，并与固定件11固定连接。抱箍的两端设置有螺杆，两个螺杆之间设置有形状与电杆的外周形状相适应的连接段。抱箍通过两个螺杆与固定件11和夹片连接，螺杆通过夹片和固定件11上的通孔，之后通过螺母锁紧，使抱箍、固定件11和夹片锁紧在电杆的外周，以实现稳固地固定。The fixed object is an electric pole, and the fixed part 11 is a triangle iron. The fixed part 11 is horizontally arranged on one side of the electric pole, and a clip is also arranged between the fixed part 11 and the electric pole to strengthen the connection strength between the fixed part and the electric pole and improve the stability. The clip includes an arc segment and a connecting segment. The shape of the arc section is adapted to the shape of the outer circumference of the pole so that it can fit well with the outer circumference of the pole and improve the connection strength; the connecting section is connected at both ends of the arc section, and the two ends of the hoop are connected The connecting sections are arranged in one-to-one correspondence, and are fixedly connected with the fixing member 11. Two ends of the hoop are provided with screw rods, and a connecting section whose shape is adapted to the outer peripheral shape of the pole is arranged between the two screw rods. The hoop is connected with the fixing part 11 and the clip through two screws, the screw passes through the through hole on the clip and the fixing part 11, and then is locked by a nut, so that the hoop, the fixing part 11 and the clip are locked on the pole. peripheral for a firm fixation.
支撑部20包括水平设置的支撑件21，支撑件21的第一端固定连接在一个固定部的固定件11上，且支撑件21的长度方向与该固定件11的长度方向垂直。支撑件21也为三角铁。支撑件21与固定件11可以通过焊接的方式固定连接。The supporting part 20 includes a horizontally arranged supporting part 21 , the first end of the supporting part 21 is fixedly connected to the fixing part 11 of a fixing part, and the length direction of the supporting part 21 is perpendicular to the length direction of the fixing part 11 . The support member 21 is also a triangle iron. The supporting member 21 and the fixing member 11 can be fixedly connected by welding.
优选地，沿电杆的长度方向间隔设置有两个固定部，支撑件21与位于上方的固定部连接，支撑部20还包括加强件22，加强件22连接于位于下方的固定部与支撑件21之间。加强件22也为三角铁。加强件22连接在支撑件21与位于下方的固定部之间，以加强支撑件21的强度，防止支撑件21远离电杆的一端在受力过大的情况下弯折造成损坏。Preferably, two fixing parts are arranged at intervals along the length direction of the pole, the support part 21 is connected to the upper fixing part, and the supporting part 20 also includes a reinforcing part 22, and the reinforcing part 22 is connected to the lower fixing part and the supporting part Between 21. The reinforcement 22 is also a triangular iron. The reinforcing member 22 is connected between the supporting member 21 and the fixed part below to strengthen the strength of the supporting member 21 and prevent the end of the supporting member 21 away from the electric pole from being bent and damaged due to excessive force.
在本实施例中，加强件22支撑在支撑件21的中部，以便能够使支撑件21的受力更加合理。In this embodiment, the reinforcing member 22 is supported at the middle of the supporting member 21 so as to make the supporting member 21 bear more reasonable force.
安装部包括安装件31，安装件31固定设置在支撑件21的第二端，且安装件31平行于固定件11设置。安装件31也为三角铁。安装件31用于承载立母线，固定立母线的位置，防止立母线上端随主导线运动时连带立母线下端运动造成的立母线下端拔出。The mounting part includes a mounting part 31 fixedly disposed on the second end of the supporting part 21 , and the mounting part 31 is disposed parallel to the fixing part 11 . The mounting part 31 is also a triangle iron. The mounting part 31 is used to carry the riser, fix the position of the riser, and prevent the lower end of the riser from being pulled out when the upper end of the riser moves with the main conductor.
安装件31和固定件11均为三角铁，该三角铁包括横板和与横板连接并垂直于横板的竖板。安装件31和固定件11相对设置，支撑件21的第一端连接在固定件11的竖板的内壁面上，支撑件21的第二端连接在安装件31的竖板的内壁面上。Both the mounting part 31 and the fixing part 11 are triangle irons, and the triangle irons include a horizontal plate and a vertical plate connected with the horizontal plate and perpendicular to the horizontal plate. The mounting part 31 is opposite to the fixing part 11 , the first end of the supporting part 21 is connected to the inner wall of the riser of the fixing part 11 , and the second end of the supporting part 21 is connected to the inner wall of the rising plate of the mounting part 31 .
沿安装件31的长度方向间隔设置有多个绝缘子，立母线与绝缘子固定连接，绝缘子能够防止漏电，避免立母线漏电造成伤害。在本实施例中，立母线与安装部的连接处至立母线上端的立母线处于放松状态，以便主导线运动时立母线上端能够随主导线运动而不致于拉伤立母线。立母线与安装部的连接处至立母线下端的立母线处于绷紧状态，以避免立母线下端拔出。A plurality of insulators are arranged at intervals along the length direction of the mounting part 31, and the riser is fixedly connected with the insulators, and the insulators can prevent electric leakage and avoid damage caused by the riser. In this embodiment, the riser from the connection between the riser and the mounting part to the upper end of the riser is in a relaxed state, so that the upper end of the riser can move with the main lead when the main lead moves without straining the riser. The riser from the connection between the riser and the installation part to the lower end of the riser is in a tight state to prevent the lower end of the riser from being pulled out.
立母线固定在安装部上后相当于减小了立母线的长度，能够方便地控制立母线，实现带电断接引流线作业。After the riser is fixed on the installation part, it is equivalent to reducing the length of the riser, which can conveniently control the riser and realize the operation of disconnecting the drain line with power.
从以上的描述中，可以看出，本发明上述的实施例实现了如下技术效果：通过立母线支撑装置能够避免立母线下端拔出的隐患，提高线路安全运行水平；立母线支撑装置能够缩短立母线与主导线的距离，可以实现地电位带电断接引流线作业。From the above description, it can be seen that the above embodiments of the present invention have achieved the following technical effects: the hidden danger of the lower end of the riser can be avoided through the riser support device, and the safe operation level of the line can be improved; the riser support device can shorten the length of the riser. The distance between the busbar and the main conductor can realize the disconnection of the ground potential live wire.
以上所述仅为本发明的优选实施例而已，并不用于限制本发明，对于本领域的技术人员来说，本发明可以有各种更改和变化。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.
Claims (8)
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| CN201310642589.0A CN104682299B (en) | 2013-12-03 | 2013-12-03 | Vertical bus bar supporting device |
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| CN201310642589.0A CN104682299B (en) | 2013-12-03 | 2013-12-03 | Vertical bus bar supporting device |
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| CN104682299B true CN104682299B (en) | 2017-02-15 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004057718A3 (en) * | 2002-12-20 | 2004-08-19 | Siemens Ag | Arrangement for protecting a bus bar system from internal arcing |
| CN201149132Y (en) * | 2007-12-24 | 2008-11-12 | 川开电气有限公司 | Bus-bar clamping equipment |
| CN101752805A (en) * | 2008-12-17 | 2010-06-23 | 北京市电力公司 | Insulator bracket for ground potential upright post and operating method thereof |
| CN201860070U (en) * | 2010-11-03 | 2011-06-08 | 江苏大全封闭母线有限公司 | Bearing structure for phase-isolated bus with long vertical section |
| CN201966556U (en) * | 2010-12-24 | 2011-09-07 | 川开电气股份有限公司 | Bottom support of vertical bus bar |
| CN202094564U (en) * | 2011-06-17 | 2011-12-28 | 施耐德(广州)母线有限公司 | Bus installing support |
| CN102361236A (en) * | 2011-06-10 | 2012-02-22 | 广东电网公司东莞供电局 | 220kV tubular busbar ground cutter replacement bracket for power grid |
| CN202159899U (en) * | 2011-07-14 | 2012-03-07 | 上海人民电力设备股份有限公司 | Bus clip of distribution box |
| CN202790919U (en) * | 2012-09-12 | 2013-03-13 | 北京城建设计研究总院有限责任公司 | Adjustable pipeline fixing support for underground tunnels |
| CN203589645U (en) * | 2013-12-03 | 2014-05-07 | 国家电网公司 | Vertical bus supporting device |
-
2013
- 2013-12-03 CN CN201310642589.0A patent/CN104682299B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004057718A3 (en) * | 2002-12-20 | 2004-08-19 | Siemens Ag | Arrangement for protecting a bus bar system from internal arcing |
| CN201149132Y (en) * | 2007-12-24 | 2008-11-12 | 川开电气有限公司 | Bus-bar clamping equipment |
| CN101752805A (en) * | 2008-12-17 | 2010-06-23 | 北京市电力公司 | Insulator bracket for ground potential upright post and operating method thereof |
| CN201860070U (en) * | 2010-11-03 | 2011-06-08 | 江苏大全封闭母线有限公司 | Bearing structure for phase-isolated bus with long vertical section |
| CN201966556U (en) * | 2010-12-24 | 2011-09-07 | 川开电气股份有限公司 | Bottom support of vertical bus bar |
| CN102361236A (en) * | 2011-06-10 | 2012-02-22 | 广东电网公司东莞供电局 | 220kV tubular busbar ground cutter replacement bracket for power grid |
| CN202094564U (en) * | 2011-06-17 | 2011-12-28 | 施耐德(广州)母线有限公司 | Bus installing support |
| CN202159899U (en) * | 2011-07-14 | 2012-03-07 | 上海人民电力设备股份有限公司 | Bus clip of distribution box |
| CN202790919U (en) * | 2012-09-12 | 2013-03-13 | 北京城建设计研究总院有限责任公司 | Adjustable pipeline fixing support for underground tunnels |
| CN203589645U (en) * | 2013-12-03 | 2014-05-07 | 国家电网公司 | Vertical bus supporting device |
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|---|---|
| CN104682299A (en) | 2015-06-03 |
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