Secret controller mounting structure for GIS (Gas Insulated Switchgear)

Abstract

The utility model relates to the technical field of high-voltage combined electric appliance power transmission, in particular to a GIS (Gas Insulated Switchgear)-used dense controller mounting structure, which comprises an air pipe, a welding flange, a valve hanging plate, a valve and a flange hanging plate mounted on a flange at the lower end of equipment to be detected, the valve hanging plate is connected with a flange hanging plate; the welding flange is mounted on the valve hanging plate; the valve is connected with the welding flange in a matched mode and provided with a meter connector used for installing a sealing controller. One end of the air pipe is connected with the welding flange and communicated with the valve, and the other end of the air pipe is connected with the to-be-detected equipment and communicated with the GIS air chamber of the to-be-detected equipment. According to the utility model, the sealing controller can be led to the lower part from the original upper part of the interval, so that the sealing controller can be checked conveniently, the gas leakage condition of the gas chamber and the use condition of the sealing controller can be monitored conveniently, and the structure is suitable for leading down the gas chamber of the conventional old GIS sealing controller with a relatively high sealing controller mounting position; the structure is simple, manufacturing is easy, and good practicability and popularization prospects are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to high voltage combined electric appliance power transmission technical field, concretely relates to a GIS is with control ware mounting structure. BACKGROUND

[0002] GIS is the circuit breaker, the isolating switch, the grounding switch, the current transformer, the voltage transformer, the lightning arrester, the bus, the incoming and outgoing line bushing or the cable terminal element combination closed in the grounded metal shell, fills the SF6 gas of certain pressure as the insulating medium and is composed of the complete switchgear, is applicable to three -phase alternating current 50Hz, the rated voltage 72.5~126kV electric power system. A GIS complete interval is generally divided into multiple GIS gas chambers by not hole basin type insulator, and each gas chamber needs to be equipped with a block control ware, to carry out real -time monitoring to the leakage condition of SF6.

[0003] The existing old -fashioned GIS part gas chamber block control ware position is higher, and it is inconvenient to carry out the on -the -spot inspection, maintenance, and taking single -phase inverted PT gas chamber as an example, the block control ware is generally directly fixed on the PT body valve, and it is not easy to observe. UTILITY MODEL CONTENT

[0004] The utility model aims at the problems in the background art, and proposes a GIS is with control ware mounting structure.

[0005] The utility model discloses a GIS is with control ware mounting structure, including the gas pipe, the welding flange, the valve hanger plate, the valve and the flange hanger plate for installing on the flange of the equipment to be detected lower end;

[0006] The valve hanger plate is connected with the flange hanger plate.

[0007] The welding flange is installed on the valve hanger plate.

[0008] The valve is connected with the welding flange, and the valve is provided with a surface connector for installing the block control ware.

[0009] One end of the gas pipe is connected with the welding flange and communicates with the valve, and the other end of the gas pipe is connected with the equipment to be detected and communicates with the GIS gas chamber of the equipment to be detected.

[0010] Preferably, the equipment to be detected is a PT device.

[0011] Preferably, the GIS gas chamber has a gas charging connector on the equipment to be detected, and the gas pipe is detachably connected with the gas charging connector.

[0012] Preferably, the utility model further includes a nut, and the other end of the gas pipe is provided with a connecting connector.

[0013] In the mounting state of the connecting connector and the gas charging connector, the nut is sleeved outside the connecting connector, the nut is threadedly connected with the gas charging connector, and the gas charging connector is pressed against the connecting connector.

[0014] Preferably, the sealing ring is arranged at the end face of the inflation joint and the connecting joint.

[0015] Preferably, the flange hanging plate is connected to the flange at the lower end of the device to be detected.

[0016] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0017] The GIS control device mounting structure provided by the utility model is characterized in that the welding flange, the valve hanging plate, the flange hanging plate and the valve structure are arranged, the control device is led from the original installation on the interval top to the lower part, the control device is convenient to view, the monitoring of the gas chamber gas leakage condition and the control device use condition is facilitated, the structure is suitable for leading down the gas chamber of the existing old type GIS control device with a high control device installation position, the structure is simple, easy to manufacture, has good practicability and popularization prospect. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The structure schematic view of one embodiment of the utility model is shown.

[0019] Figure 2 The structure schematic view of one embodiment of the utility model is shown. Figure 1 The structure schematic view of one embodiment of the utility model is shown.

[0020] Figure 3 The structure schematic view of one embodiment of the utility model is shown. Figure 1 The structure schematic view of one embodiment of the utility model is shown.

[0021] Reference signs: 1, gas pipe; 2, inflation joint; 3, sealing ring; 4, connecting joint; 5, nut; 6, welding flange; 7, valve hanging plate; 8, flange hanging plate; 9, valve. DETAILED DESCRIPTION

[0022] Embodiment one

[0023] As shown in the structure schematic view of one embodiment of the utility model, the GIS control device mounting structure comprises a gas pipe 1, a welding flange 6, a valve hanging plate 7, a valve 9 and a flange hanging plate 8 for being installed on the flange at the lower end of the device to be detected. Figures 1-3 In one optional embodiment, the flange hanging plate 8 is connected to the flange of the GIS by bolts.

[0024]

[0025] ​The valve hanging plate 7 is connected with the flange hanging plate 8; the valve hanging plate 7 and the flange hanging plate 8 are selected but not limited to an integrated structure; the welding flange 6 is installed on the valve hanging plate 7;

[0026] The valve 9 is connected with the welding flange 6, and the valve 9 is provided with a surface joint for installing the control device;

[0027] One end of the air pipe 1 is connected with the welding flange 6 and communicates with the valve 9, and the other end of the air pipe 1 is connected with the to-be-detected equipment and communicates with a GIS gas chamber of the to-be-detected equipment.

[0028] Embodiment two

[0029] As Figures 1-3 shown, the utility model discloses a GIS control device mounting structure, compared with embodiment one, this embodiment still includes nut 5;

[0030] The GIS gas chamber has a gas charging joint 2 on the to-be-detected equipment; the gas charging joint 2 is provided on the original PT body valve; the air pipe 1 is detachably connected with the gas charging joint 2, and the air pipe 1 and the gas charging joint 2 communicate and further communicate with the GIS gas chamber.

[0031] In an optional embodiment, the other end of the air pipe 1 is provided with a connecting joint 4; the connecting joint 4 is a ZF10-126 type GIS air pipe joint;

[0032] In the connecting and installing state of the connecting joint 4 and the gas charging joint 2, the nut 5 is sleeved on the outer side of the connecting joint 4, the nut 5 is threadedly connected with the gas charging joint 2; the gas charging joint 2 is pressed against the connecting joint 4; the end surface of the gas charging joint 2 and the connecting joint 4 being pressed against each other is provided with a sealing ring 3, so as to improve the sealing property.

[0033] In summary, the welding flange 6, the valve hanging plate 7, the flange hanging plate 8 and the valve 9 structure are arranged to lead the control device from the original installation position on the interval to the lower part, so as to facilitate the checking of the control device, and the monitoring of the gas chamber gas leakage and the use of the control device; the structure is suitable for leading down the gas chamber of the existing old GIS control device with a high installation position of the control device, and the structure is simple, easy to manufacture, has good practicability and popularization prospect.

[0034] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to this, and various changes can be made within the knowledge range possessed by the person skilled in the art without departing from the purpose of the utility model.

Claims

1. A GIS controller installation structure characterized by comprising: The valve (9) is connected with the welding flange (6) in a matching mode, and a surface joint for installing a control device is arranged on the valve (9); The valve hanging plate (7) is connected with the flange hanging plate (8); The welding flange (6) is installed on the valve hanging plate (7); The valve (9) is connected with the welding flange (6) in a matching mode, and a surface joint for installing a control device is arranged on the valve (9); One end of the air pipe (1) is connected with the welding flange (6) and communicates with the valve (9), and the other end of the air pipe (1) is connected with the to-be-detected equipment and communicates with a GIS gas chamber of the to-be-detected equipment.

2. The GIS controller mounting structure according to claim 1, wherein The to-be-detected equipment is a PT equipment.

3. The GIS controller mounting structure according to claim 1 or 2, characterized by The GIS gas chamber has a gas charging joint (2) on the to-be-detected equipment; and the air pipe (1) is detachably connected with the gas charging joint (2).

4. The GIS controller mounting structure according to claim 3, wherein Further comprising a nut (5); the other end of the air pipe (1) is provided with a connecting joint (4); In a matching installation mode of the connecting joint (4) and the gas charging joint (2), the nut (5) is arranged outside the connecting joint (4), the nut (5) is threadedly connected with the gas charging joint (2), and the gas charging joint (2) is pressed against the connecting joint (4).

5. The GIS controller mounting structure according to claim 3, wherein A sealing ring (3) is arranged at the end face of the gas charging joint (2) and the connecting joint (4) which are pressed against each other.

6. The GIS controller mounting structure according to claim 1, wherein The flange hanging plate (8) is connected with the flange at the lower end of the to-be-detected equipment through bolts.

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