CN107069616A - A kind of GIS pore structures through walls - Google Patents
A kind of GIS pore structures through walls Download PDFInfo
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- CN107069616A CN107069616A CN201710423370.XA CN201710423370A CN107069616A CN 107069616 A CN107069616 A CN 107069616A CN 201710423370 A CN201710423370 A CN 201710423370A CN 107069616 A CN107069616 A CN 107069616A
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- wall
- gis
- steel plate
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
本发明涉及一种GIS穿墙孔结构，该结构包括GIS线管和穿墙预留孔洞，其特征在于：所述穿墙预留孔洞内侧设置有勺型钢板，在所述勺型钢板内靠近户外的所述穿墙预留孔洞内设置有封口内板；在所述封口内板与所述穿墙预留孔洞的户外墙之间，以及所述GIS线管与所述勺型钢板之间设置有保温耐候层，在所述勺型钢板与所述穿墙预留孔洞之间也设置有所述保温耐候层；在所述保温耐候层与所述GIS线管之间的间隙处环设有止水钢板，所述止水钢板由间隙沿所述GIS线管向户外延伸形成延伸部；在所述止水钢板延伸部的端部通过钢绞线固定在所述GIS线管上。本发明具有保温耐火、防水功能，安装快速，维护便利。
The invention relates to a GIS wall-through hole structure, which includes a GIS line pipe and a reserved hole for passing through the wall. A sealing inner plate is arranged in the reserved hole through the wall outdoors; between the inner sealing plate and the outdoor wall of the reserved hole through the wall, and between the GIS line pipe and the spoon-shaped steel plate A thermal insulation and weather-resistant layer is provided, and the thermal insulation and weather-resistant layer is also provided between the spoon-shaped steel plate and the reserved hole through the wall; a ring is provided at the gap between the thermal insulation and weather-resistant layer and the GIS line pipe. There is a water-stop steel plate, and the water-stop steel plate extends outdoors along the GIS line pipe from the gap to form an extension; the end of the water-stop steel plate extension is fixed on the GIS line pipe by steel strands. The invention has the functions of heat preservation, fire resistance and waterproof, fast installation and convenient maintenance.
Description
技术领域technical field
本发明涉及一种穿墙孔，特别是关于一种GIS(气体绝缘金属封闭开关设备)穿墙孔结构。The invention relates to a wall hole, in particular to a GIS (gas-insulated metal-enclosed switchgear) wall hole structure.
背景技术Background technique
在电力工业中，户内GIS(气体绝缘金属封闭开关设备)布置越来越被广泛应用在110kV～500kV变电站中，GIS母线管(或分支母线管)在穿外墙预留孔洞时，现有做法基本无保温耐火构造，防水做法不到位，易造成预留孔洞封堵连接处漏水，影响变电站正常运行。In the power industry, indoor GIS (gas-insulated metal-enclosed switchgear) layout is more and more widely used in 110kV ~ 500kV substations. When the GIS bus duct (or branch bus duct) passes through the outer wall to reserve holes, the existing The method basically has no heat preservation and fire-resistant structure, and the waterproof method is not in place, which may easily cause water leakage at the joints of the reserved holes and blockage, which will affect the normal operation of the substation.
发明内容Contents of the invention
针对上述问题，本发明的目的是提供一种GIS穿墙孔结构，其具有保温耐火、防水功能，安装快速，维护便利。In view of the above problems, the object of the present invention is to provide a GIS through-wall hole structure, which has the functions of heat preservation, fire resistance, waterproof, quick installation and convenient maintenance.
为实现上述目的，本发明采取以下技术方案：一种GIS穿墙孔结构，该结构包括GIS线管和穿墙预留孔洞，其特征在于：所述穿墙预留孔洞内侧设置有勺型钢板，在所述勺型钢板内靠近户外的所述穿墙预留孔洞内设置有封口内板；在所述封口内板与所述穿墙预留孔洞的户外墙之间，以及所述GIS线管与所述勺型钢板之间设置有保温耐候层，在所述勺型钢板与所述穿墙预留孔洞之间也设置有所述保温耐候层；在所述保温耐候层与所述GIS线管之间的间隙处环设有止水钢板，所述止水钢板由间隙沿所述GIS线管向户外延伸形成延伸部；在所述止水钢板延伸部的端部通过钢绞线固定在所述GIS线管上。In order to achieve the above object, the present invention adopts the following technical solutions: a GIS wall-through hole structure, which includes a GIS line pipe and a wall-through reserved hole, and is characterized in that a scoop-shaped steel plate is arranged inside the wall-through reserved hole , a sealed inner panel is arranged in the reserved hole through the wall in the spoon-shaped steel plate close to the outside; between the sealed inner panel and the outdoor wall of the reserved hole through the wall, and the GIS line A thermal insulation and weather-resistant layer is provided between the pipe and the spoon-shaped steel plate, and the thermal insulation and weather-resistant layer is also provided between the spoon-shaped steel plate and the reserved hole through the wall; the thermal insulation and weather-resistant layer and the GIS The gap between the line pipes is provided with a water-stop steel plate, and the water-stop steel plate extends from the gap to the outdoors along the GIS line pipe to form an extension; the end of the water-stop steel plate extension is fixed by a steel strand on the GIS line pipe.
进一步，所述保温耐候层包括保温层和耐候防水胶；所述保温层设置在所述GIS线管与所述勺型钢板之间，位于所述保温层与所述GIS线管之间设置有所述耐候防水胶，位于所述勺型钢板与所述穿墙预留孔洞之间也设置有所述耐候防水胶。Further, the thermal insulation and weather-resistant layer includes a thermal insulation layer and a weather-resistant waterproof glue; the thermal insulation layer is arranged between the GIS line pipe and the spoon-shaped steel plate, and is located between the thermal insulation layer and the GIS line pipe. The weather-resistant and waterproof glue is also provided between the spoon-shaped steel plate and the reserved hole through the wall.
进一步，所述保温层采用岩棉保温耐火材料制成。Further, the insulation layer is made of rock wool insulation refractory material.
进一步，所述勺型钢板通过螺栓或自攻螺栓固定在墙体上。Further, the spoon-shaped steel plate is fixed on the wall by bolts or self-tapping bolts.
进一步，所述止水钢板与所述GIS线管之间设置有遇水膨胀胶垫。Further, a water-swellable rubber pad is provided between the waterproof steel plate and the GIS line pipe.
进一步，在所述钢绞线外侧缠绕有膨胀止水带。Further, an expansion waterstop is wound around the outside of the steel strand.
进一步，所述钢绞线两端分别设置有连接钢板，两所述连接钢板上都设置有螺栓孔。Further, the two ends of the steel strand are respectively provided with connecting steel plates, and bolt holes are provided on the two connecting steel plates.
本发明由于采取以上技术方案，其具有以下优点：1、本发明采用在GIS线管与勺型钢板之间设置有保温耐候层，在勺型钢板与穿墙预留孔洞之间也设置有保温耐候层，实现了GIS穿墙预留孔洞保温耐火性能。2、本发明采用在保温耐候层与GIS线管之间的间隙处环设有止水钢板，并在保温层与GIS线管之间设置有耐候防水胶，位于勺型钢板与穿墙预留孔洞之间也设置有耐候防水胶，实现了GIS穿墙预留孔洞的防水性能。3、本发明的勺型钢板通过螺栓或自攻螺栓固定在墙体上，其安装快速，维护便利。Due to the adoption of the above technical scheme, the present invention has the following advantages: 1. The present invention adopts a thermal insulation and weather-resistant layer between the GIS line pipe and the scoop-shaped steel plate, and a thermal insulation layer between the scoop-shaped steel plate and the reserved hole through the wall. The weather-resistant layer realizes the thermal insulation and fire resistance of the holes reserved for GIS through the wall. 2. In the present invention, a waterproof steel plate is arranged in the gap between the thermal insulation and weather-resistant layer and the GIS line pipe, and a weather-resistant and waterproof glue is arranged between the thermal insulation layer and the GIS line pipe, which is located between the spoon-shaped steel plate and the wall reserved There is also a weather-resistant waterproof glue between the holes, which realizes the waterproof performance of the holes reserved for GIS through the wall. 3. The spoon-shaped steel plate of the present invention is fixed on the wall by bolts or self-tapping bolts, which is quick to install and easy to maintain.
附图说明Description of drawings
图1是本发明的整体结构示意图。Fig. 1 is a schematic diagram of the overall structure of the present invention.
具体实施方式detailed description
下面结合附图和实施例对本发明进行详细的描述。The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.
如图1所示，本发明提供一种GIS穿墙孔结构，该结构包括GIS母线管或分支母线管和穿墙预留孔洞2，以下将母线管或分支母线管统称为GIS线管1。本发明的特征为，穿墙预留孔洞2内侧设置有勺型钢板3，在勺型钢板3内靠近户外的穿墙预留孔洞2内设置有封口内板4；在封口内板4与穿墙预留孔洞2的户外墙之间，以及GIS线管1与勺型钢板3之间设置有保温耐候层，在勺型钢板3与穿墙预留孔洞2之间也设置有保温耐候层。在保温耐候层与GIS线管1之间的间隙处环设有止水钢板5，止水钢板5由间隙沿GIS线管1向户外延伸形成延伸部。在止水钢板5延伸部的端部通过钢绞线6固定在GIS线管1上。As shown in FIG. 1 , the present invention provides a GIS wall-through hole structure, which includes a GIS busbar or branch busbar and a reserved hole 2 through the wall. The busbar or branch busbar is collectively referred to as GIS line duct 1 below. The present invention is characterized in that a scoop-shaped steel plate 3 is provided inside the reserved hole 2 through the wall, and a sealing inner plate 4 is arranged in the reserved hole 2 through the wall in the scoop-shaped steel plate 3 close to the outdoor; A thermal insulation and weather-resistant layer is provided between the outdoor walls of the reserved hole 2 in the wall, and between the GIS line pipe 1 and the spoon-shaped steel plate 3 , and a thermal insulation and weather-resistant layer is also provided between the spoon-shaped steel plate 3 and the reserved hole 2 through the wall. A water-stop steel plate 5 is ringed at the gap between the thermal insulation and weather-resistant layer and the GIS line pipe 1 , and the water-stop steel plate 5 extends from the gap to the outside along the GIS line pipe 1 to form an extension. The end of the extension of the waterproof steel plate 5 is fixed on the GIS line pipe 1 by a steel strand 6 .
上述实施例中，保温耐候层包括保温层7和耐候防水胶8，保温层7设置在GIS线管1与勺型钢板3之间，位于保温层7与GIS线管1之间设置有耐候防水胶8，位于勺型钢板3与穿墙预留孔洞2之间也设置有耐候防水胶8，以实现GIS线管1周围防止漏水的目的。其中，保温层7采用岩棉保温耐火材料制成。In the above-mentioned embodiment, the thermal insulation and weather-resistant layer includes the thermal insulation layer 7 and the weather-resistant waterproof glue 8. The thermal insulation layer 7 is arranged between the GIS line pipe 1 and the spoon-shaped steel plate 3, and the weather-resistant and waterproof glue is arranged between the thermal insulation layer 7 and the GIS line pipe 1. The glue 8 is also provided with a weatherproof and waterproof glue 8 between the spoon-shaped steel plate 3 and the reserved hole 2 through the wall, so as to prevent water leakage around the GIS line pipe 1 . Wherein, the thermal insulation layer 7 is made of rock wool thermal insulation refractory material.
在一个优选地实施例中，靠近穿墙预留孔洞2户外墙侧的保温层7上环设有封口面板9，封口面板9通过螺栓固定在保温层7上。In a preferred embodiment, a sealing panel 9 is provided on the upper ring of the insulation layer 7 near the outer wall side of the reserved hole 2 through the wall, and the sealing panel 9 is fixed on the insulation layer 7 by bolts.
上述各实施例中，勺型钢板3通过螺栓10或自攻螺栓固定在墙体上。In the above embodiments, the scoop-shaped steel plate 3 is fixed on the wall by bolts 10 or self-tapping bolts.
上述各实施例中，止水钢板5与GIS线管1之间设置有遇水膨胀胶垫；并在钢绞线6外侧缠绕有膨胀止水带11。In the above-mentioned embodiments, a water-swellable rubber pad is provided between the water-stop steel plate 5 and the GIS line pipe 1;
上述各实施例中，钢绞线6两端分别设置有连接钢板，两连接钢板上都设置有螺栓孔，通过螺栓10将钢绞线6固定在GIS线管1上。In the above-mentioned embodiments, the two ends of the steel strand 6 are respectively provided with connecting steel plates, and bolt holes are provided on the two connecting steel plates, and the steel strand 6 is fixed on the GIS line pipe 1 through bolts 10 .
综上所述，本发明在使用时，通过采用保温耐候层及耐候防水胶8，达到防火及防止漏水的目的。在穿墙预留孔洞2内的勺型钢板3采用螺栓或自攻螺栓连接固定在墙体上，实现了安装快速便利。To sum up, when the present invention is in use, the purpose of fire prevention and water leakage prevention is achieved by adopting the thermal insulation and weather-resistant layer and the weather-resistant and waterproof glue 8 . The scoop-shaped steel plate 3 in the reserved hole 2 through the wall is connected and fixed on the wall by bolts or self-tapping bolts, which realizes fast and convenient installation.
上述各实施例仅用于说明本发明，各部件的结构、尺寸、设置位置及形状都是可以有所变化的，在本发明技术方案的基础上，凡根据本发明原理对个别部件进行的改进和等同变换，均不应排除在本发明的保护范围之外。The above-mentioned embodiments are only used to illustrate the present invention, and the structure, size, location and shape of each component can be changed. On the basis of the technical solution of the present invention, all improvements to individual components according to the principles of the present invention and equivalent transformations shall not be excluded from the protection scope of the present invention.
Claims (7)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111441451A (en) * | 2020-05-18 | 2020-07-24 | 北京首创股份有限公司 | Connecting joint for jacking pipe and reserved hole |
| CN114825228A (en) * | 2022-04-28 | 2022-07-29 | 中国电力工程顾问集团中南电力设计院有限公司 | GIS branch bus for alternating current wall penetration of converter station valve hall and connecting structure thereof |
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| CN107069616B (en) | 2018-07-06 |
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