CN216774076U - Live installation system for switches on poles of 10 kV distribution lines - Google Patents
Live installation system for switches on poles of 10 kV distribution lines Download PDFInfo
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Abstract
Description
技术领域:Technical field:
本实用新型涉及一种10千伏配电线路柱上开关的带电安装系统。The utility model relates to a live installation system of a switch on a pole of a 10 kilovolt distribution line.
背景技术:Background technique:
柱上开关是10KV配电线路上常用的电气设备,目前在更换现有线路上的柱上开关、或者在现有线路上新增柱上开关时,通常需要停电作业,容易造成投诉事件,或者给该用电线路的用户造成停产损失。The pole switch is a commonly used electrical equipment on 10KV distribution lines. At present, when replacing the pole switch on the existing line or adding a pole switch on the existing line, it usually requires power outage, which is easy to cause complaints or give the Users of power lines cause production downtime losses.
发明内容:Invention content:
为克服现有技术的缺陷,本实用新型的目的在于提供一种10千伏配电线路柱上开关的带电安装系统,采用本系统安装或更换柱上开关时无需停电。In order to overcome the defects of the prior art, the purpose of the present utility model is to provide a live installation system of a 10kV distribution line on-post switch, which does not require a power outage when installing or replacing the on-post switch.
本实用新型解决技术问题采用如下技术方案:The utility model adopts the following technical solutions to solve the technical problems:
10千伏配电线路柱上开关的带电安装系统,所述安装系统包括:A live installation system for switches on poles of 10kV distribution lines, the installation system includes:
绝缘隔离挡板,所述绝缘隔离挡板安装于杆塔最下层横担的下方;an insulating isolation baffle, the insulating isolation baffle is installed below the lowermost cross arm of the tower;
安装在杆塔上所述绝缘隔离挡板下方的支撑吊架以及第一定滑轮和第二定滑轮,所述第一定滑轮和第二定滑轮分别安装于支撑吊架的前端和靠近杆塔的后端;在所述第二定滑轮的正下方还设置有地脚滑轮;The support hanger and the first fixed pulley and the second fixed pulley are installed on the tower under the insulating isolation baffle, and the first fixed pulley and the second fixed pulley are respectively installed at the front end of the support hanger and the rear close to the tower. A foot pulley is also provided directly below the second fixed pulley;
所述安装系统还包括连接在柱上开关上的千斤绳以及连接在所述千斤绳上的动滑轮;The installation system also includes a jack rope connected to the switch on the column and a movable pulley connected to the jack rope;
还包括吊绳,所述吊绳的一端固定连接在所述支撑吊架的前端,另一端依次穿过所述动滑轮、第一定滑轮、第二定滑轮以及地脚滑轮。It also includes a hanging rope, one end of the hanging rope is fixedly connected to the front end of the support hanger, and the other end passes through the movable pulley, the first fixed pulley, the second fixed pulley and the anchor pulley in sequence.
作为优选,进一步地,所述安装系统还包括揽风绳,所述揽风绳的一端连接在柱上开关支架上,另一端由地面操作人员控制。Preferably, further, the installation system further includes a wind rope, one end of the wind rope is connected to the switch bracket on the column, and the other end is controlled by the ground operator.
作为优选,进一步地,所述支撑吊架本体为杆状部件,其后端可拆装式地连接在杆塔上,所述支撑吊架还具有斜撑杆,所述斜撑杆的一端连接于支撑吊架本体的中部,另一端可拆装式地连接在杆塔上。Preferably, further, the support hanger body is a rod-shaped component, the rear end of which is detachably connected to the tower, the support hanger also has a diagonal strut, and one end of the diagonal strut is connected to The middle part of the hanger body is supported, and the other end is detachably connected to the tower.
作为优选,进一步地,所述绝缘隔离挡板为环氧树脂绝缘板,安装于杆塔最下层横担下方1米处,绝缘隔离挡板由两瓣构成,两瓣绝缘隔离挡板的相向端各有半圆形凹槽,两瓣扣合在杆塔上时由绝缘抱箍将两瓣绝缘隔离挡板锁紧在杆塔上。Preferably, further, the insulating isolation baffle is an epoxy resin insulating plate, which is installed at 1 meter below the lowermost cross arm of the tower. The insulating isolation baffle is composed of two lobes. There is a semi-circular groove, and when the two petals are fastened on the tower, the insulating hoop locks the two insulating isolation baffles on the tower.
作为优选,进一步地,所述地脚滑轮安装在第二定滑轮正下方的杆塔或地面上,所述地脚滑轮载重5吨。Preferably, further, the anchor pulley is installed on the pole tower or the ground directly below the second fixed pulley, and the anchor pulley has a load of 5 tons.
与已有技术相比,本实用新型的有益效果体现在:Compared with the prior art, the beneficial effects of the present utility model are embodied in:
本实用新型的柱上开关带电安装系统,结构简单,设计合理,易于一线作业人员现场操作,可以根据实际情况,在平原、丘陵、山地等各种地形下均可开展作业,使用灵活,方便高效,适合广泛推广应用。使用绝缘挡板将作业点与带电部位可靠隔离,作业人员采用滑轮组对开关进行安装。The live installation system of the switch on the column of the utility model has the advantages of simple structure, reasonable design, easy on-site operation by front-line operators, and can be operated in various terrains such as plains, hills and mountains according to actual conditions, and is flexible in use, convenient and efficient. , suitable for widespread application. Use an insulating baffle to reliably isolate the operating point from the live part, and the operator uses a pulley block to install the switch.
本实用新型的实施既能保证线路不停电,又能保证施工安全,对提高供电可靠性,让客户用上放心电具有很大的促进作用。The implementation of the utility model can not only ensure the uninterrupted power of the line, but also ensure the safety of construction, and has a great promotion effect on improving the reliability of power supply and allowing customers to use safe electricity.
附图说明:Description of drawings:
图1为本实用新型系统的结构示意图;图2为支撑吊架的结构示意图;图3和图4为绝缘隔离挡板的俯视图(长方形和圆形)。Fig. 1 is the structural schematic diagram of the utility model system; Fig. 2 is the structural schematic diagram of the support hanger;
图中标号:1绝缘隔离挡板,2支撑吊架,21第一定滑轮,22第二定滑轮,23斜撑杆,3地脚滑轮,4柱上开关,5千斤绳,6动滑轮,7吊绳,8揽风绳。Labels in the figure: 1 insulation isolation baffle, 2 support hanger, 21 first fixed pulley, 22 second fixed pulley, 23 diagonal strut, 3 foot pulley, 4 column switch, 5 kg rope, 6 movable pulley, 7 Sling, 8 wind rope.
以下通过具体实施方式,并结合附图对本实用新型作进一步说明。The present utility model will be further described below through specific embodiments and in conjunction with the accompanying drawings.
具体实施方式:Detailed ways:
为使本实用新型实施例的目的、技术方案和优点更加清楚,下面将结合本实用新型实施例,对本实用新型实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例是本实用新型一部分实施例,而不是全部的实施例。基于本实用新型中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本实用新型保护的范围。In order to make the purposes, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model. Obviously, the described embodiments are Some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.
实施例:参见附图,本实施例的10千伏配电线路柱上开关的带电安装系统,其包括:Embodiment: Referring to the accompanying drawings, the live installation system of the switch on the pole of the 10kV distribution line of this embodiment includes:
绝缘隔离挡板1,该绝缘隔离挡板1安装于杆塔最下层横担的下方;
安装在杆塔上前述绝缘隔离挡板1下方的支撑吊架2以及第一定滑轮21和第二定滑轮22,第一定滑轮21和第二定滑轮22分别安装于支撑吊架的前端和靠近杆塔的后端;在第二定滑轮22的正下方还设置有地脚滑轮3;The
该安装系统还包括连接在柱上开关4上的千斤绳以及连接在千斤绳5上的动滑轮6(动滑轮载重三吨)。The installation system also includes a jack rope connected to the
还包括吊绳7,吊绳7的一端固定连接在支撑吊架2的前端,另一端依次穿过动滑轮6、第一定滑轮21、第二定滑轮22以及地脚滑轮3,该地脚滑轮3安装在第二定滑轮22正下方的杆塔或地面上,地脚滑轮3载重5吨,吊绳7采用的绝缘蚕丝绳或麻绳制成。It also includes a
具体地,如图3和4所示,绝缘隔离挡板1为环氧树脂绝缘板,安装于杆塔最下层横担下方1米处,该绝缘隔离挡板1由两瓣构成,两瓣绝缘隔离挡板的相向端各有半圆形凹槽,两瓣扣合在杆塔上时由绝缘抱箍将两瓣绝缘隔离挡板锁紧在杆塔上,该绝缘隔离挡板1可以为方形、圆形或其他形状,当采用方形时,每块方形挡板长100厘米,宽60厘米,厚度为0.3厘米;当绝缘隔离挡板采用圆形时,每块圆形挡板半径为60厘米,厚度为0.3厘米,都是采用环氧树脂材质。Specifically, as shown in Figures 3 and 4, the
如图2所示,支撑吊架2本体为杆状部件,采用60*6*1200mm镀锌角钢制成,其后端可拆装式地连接在杆塔上,支撑吊架2还具有斜撑杆23,斜撑杆采用60*6*900mm镀锌角钢制成,该斜撑杆的一端连接于支撑吊架2本体的中部,另一端可拆装式地连接在杆塔上,对支撑吊架2本体起着支撑作用。第一定滑轮21和第二定滑轮22分别安装于支撑吊架本体的前端和靠近杆塔的后端部位,两个定滑轮的载重均为三吨。As shown in Figure 2, the main body of the
如图1所述,该安装系统还包括揽风绳8,揽风绳8的一端连接在柱上开关支架上,另一端由地面操作人员控制,该揽风绳采用的绝缘蚕丝绳或麻绳制成。As shown in FIG. 1 , the installation system also includes a
具体实施过程:Specific implementation process:
1、测量1m距离并做标记。作业人员登杆至合适处用绝缘测距杆量至距最下层横担1米处做一标记。1. Measure the distance of 1m and mark it. The operator climbs the pole to a suitable place and uses an insulating distance measuring pole to measure the
2、安装隔离挡板。作业人员在标记处安装绝缘挡板,起吊前,作业人员应对隔离挡板进行绑扎,确保牢靠固定,绝缘挡板与杆身呈90度状态。2. Install the isolation baffle. The operator installs the insulating baffle at the mark. Before lifting, the operator should bind the isolation baffle to ensure a firm fixation, and the insulating baffle and the rod body are in a state of 90 degrees.
3、安装开关吊架。作业人员在绝缘挡板下方安装支撑吊架,作业人员身体各部位不得超越隔离挡板,起吊前作业人员应对支撑吊架进行绑扎,确保牢靠固定,支撑吊架安装位置与柱上开关的支架位置平行。3. Install the switch hanger. The operator installs the support hanger under the insulating baffle. All parts of the operator's body should not exceed the isolation baffle. Before lifting, the operator should bind the support hanger to ensure a firm fixation. The installation position of the support hanger and the bracket position of the switch on the column parallel.
4、安装滑轮及穿绳。作业人员将绝缘吊绳穿过两个定滑轮,并将绝缘吊绳首段通过U型环固定在吊点最前段(即支撑吊架的最前端),将地脚滑轮固定在吊点的垂直下方,并将动滑轮从绝缘吊绳上段引出,将整体安装好的柱上开关4与固定支架用绝缘无极绳固定好并引出吊点,将吊点挂在动滑轮上,在柱上开关的合适位置另系一根绝缘揽风绳。4. Install pulleys and ropes. The operator passes the insulating sling through the two fixed pulleys, and fixes the first section of the insulating sling to the foremost section of the hoisting point (that is, the front end of the support hanger) through the U-ring, and fixes the anchor pulley to the vertical of the hoisting point. Below, pull out the movable pulley from the upper section of the insulating hanging rope, fix the integrally installed
5、安装开关。在起吊柱上开关刚离地面后,工作负责人要检查各方受力是否均匀,并进行冲击试验,确认无误后方可继续起吊,作业人员使用机动绞磨配合滑轮或使用人工起吊,起吊设专人统一指挥,当起吊物稍离地面时,再次检查各方受力是否均匀并进行冲击试验,保持平衡,在起吊过程中,起吊物不得失去揽风绳的保护。起吊过程中,始终用揽风绳保护开关,让其与杆塔设备保持足够的距离,以免损伤开关。开关起吊至合适位置后,调整开关方向,并固定开关。地面作业人员要拉紧吊绳,防止拉升开关过程中突然滑落。作业人员身体各部位不得超越隔离挡板,作业人员在电杆上移位及作业时,要正确使用安全带及二次保险绳,挂在牢靠的地方,二次保险绳要高挂低用,脚扣要根据杆径随时调整,防止脱落。5. Install the switch. After the switch on the lifting column is just off the ground, the person in charge of the work should check whether the force on all parties is even, and conduct an impact test. After confirming that it is correct, the lifting can be continued. The operator uses a motorized grinder with pulleys or manual lifting, and a special person is installed for lifting. Unified command, when the lifting object is slightly off the ground, check again whether the force of all parties is even and carry out the impact test to maintain the balance. During the lifting process, the lifting object must not lose the protection of the wind rope. During the hoisting process, always use the wind rope to protect the switch and keep it at a sufficient distance from the tower equipment to avoid damage to the switch. After the switch is lifted to a suitable position, adjust the direction of the switch and fix the switch. The ground operator should tighten the sling to prevent it from slipping off suddenly during the lifting switch. All parts of the operator's body shall not exceed the isolation baffle. When the operator moves and works on the pole, he must correctly use the safety belt and the secondary safety rope, and hang it in a reliable place. The secondary safety rope should be used high and low. The foot buckle should be adjusted at any time according to the rod diameter to prevent it from falling off.
6、拆除开关支撑吊架。作业人员身体各部位不得超越隔离挡板,开关支撑吊架拆除后,作业人员应对开关支撑吊架进行绑扎,确保牢靠固定。高处作业下方应装设遮拦,作业点下方禁止有人通行或停留。6. Remove the switch support hanger. All parts of the operator's body should not exceed the isolation baffle. After the switch support hanger is removed, the operator should bind the switch support hanger to ensure a firm fixation. Barriers should be installed below the high-altitude operation, and no one should pass or stay below the operation point.
7、拆除绝缘隔离挡板。作业人员身体各部位不得超越距横担下方1m标记线,绝缘隔离挡板拆除后,作业人员应对绝缘隔离挡板进行绑扎,确保牢靠固定。高处作业下方应装设遮拦,作业点下方禁止有人通行或停留。7. Remove the insulating isolation baffle. All parts of the operator's body shall not exceed the marked line 1m below the cross arm. After the insulating isolation baffle is removed, the operator should bind the insulating isolation baffle to ensure a firm fixation. Barriers should be installed below the work at heights, and no one is allowed to pass or stay below the work point.
需要说明的是,本实用新型中未详细阐述部分属于本领域公知技术,或可直接从市场上采购获得,本领域技术人员不需要付出创造性劳动即可获得,其具体的连接方式在本领域或日常生活中有着极其广泛的应用,此处不再详述。It should be noted that the parts that are not described in detail in the present invention belong to the known technology in the art, or can be directly purchased from the market, and can be obtained by those skilled in the art without creative work. The specific connection method is in the art or It has an extremely wide range of applications in daily life, and will not be described in detail here.
此外,在不相互矛盾的情况下,本领域的技术人员可以将本说明书中描述的不同实施例或示例以及不同实施例或示例的特征进行结合和组合。尽管上面已经示出和描述了本实用新型的实施例,可以理解的是,上述实施例是示例性的,不能理解为对本实用新型的限制,本领域的普通技术人员在本实用新型的范围内可以对上述实施例进行变化、修改、替换和变型。Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other. Although the embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limitations of the present invention, and those of ordinary skill in the art are within the scope of the present invention Variations, modifications, substitutions and variations can be made to the above-described embodiments.
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CN116142994A (en) * | 2022-12-30 | 2023-05-23 | 国网北京市电力公司 | Hoisting device and method for installing line switch |
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