CN201430392Y

CN201430392Y - Transitional hardware of transfer tubular bus bars

Info

Publication number: CN201430392Y
Application number: CN2009201725900U
Authority: CN
Inventors: 余炜; 邱蜀萍; 余晓东
Original assignee: Maanshan Huaneng Electric Power Line Accessories Co Ltd
Current assignee: Maanshan Huaneng Electric Power Line Accessories Co Ltd
Priority date: 2009-06-16
Filing date: 2009-06-16
Publication date: 2010-03-24
Anticipated expiration: 2019-06-16

Abstract

The utility model relates to a transitional hardware of transfer tubular bus bars, which belongs to power transmission and distribution circuit equipment, and is characterized in that a fixed supportis fixedly installed on the left end section of a tubular bus bar, a bottom board of the fixed support is connected with a terminal of a current mutual-inductor, a sliding support is installed on theright end section of the tubular bus bar, an ear plate hole on the bottom part of a lower bracket of the sliding support is connected with a penetrating long pin shaft in a long slotted hole of the sliding seat in a sliding mode, when the tubular bus bar expands with hot and contracts with cold, the tubular bus bar can expand and contract freely and keep in a horizontal supporting state, the rightportion of the bottom board of the sliding seat is connected with a terminal of a breaker through a screw bolt, a telescopic line clamp is fixedly installed on the tubular bus bar on the left side ofthe sliding support, the bottom of the lower bracket of the telescopic line clamp is provided with a lower run-off plate, a bow-shaped telescopic node between the lower run-off plate and the left endof the bottom board of the sliding seat of the sliding support is adopted for the flexible connection, when the tubular bus bar expands with hot and contracts with cold, the telescopic node expands or contracts synchronously, thereby the normal operation of electric conduction is guaranteed, the use is safe and reliable, the structure is simplified, and the manufacturing cost is reduced.

Description

Road-cross pipe line transition gold utensil

Technical field

The utility model belongs to the high voltage substation transmitting device, especially relates to a kind of pipe bus transition gold utensil.

Background technology

The equipment on the high voltage substation left side: the equipment on current transformer and the right: generally all adopt the pipe bus of certain diameter to be connected between the circuit breaker with conduction current, this connection should be satisfied the requirement of conduction current, satisfy the requirement that the pipe bus expands with heat and contract with cold again, and to make the pipe bus be in level all the time, now adopt road-cross pipe line transition gold utensil to connect usually, but existing road-cross pipe line transition gold utensil structure is complicated, the manufacturing cost height, especially manage bus and be extension state down, managed bus deadweight influence, cantilevered slide bar often can not keep level, poor rigidity, make sliding support be not easy to slide, and can not satisfy the needs that the pipe bus expands with heat and contract with cold.

Summary of the invention

The purpose of this utility model provides a kind of road-cross pipe line transition gold utensil, will manage bus and make the support formula into by suspension type, and is not only stressed reasonable, the pipe bus is the level of state, and not yielding, sliding support slides freely, and simplified structure, reduce manufacturing cost, use installation all convenient and reliable.

The purpose of this utility model is achieved like this: a kind of road-cross pipe line transition gold utensil, comprise the pipe bus, it is characterized in that: at the left end section fixed installation hold-down support of pipe bus, play conduction current, regulate height and support, hold-down support mainly is made up of the upper cover plate of band concaved circular cambered surface, following bracket and cross shaft, the horizonal base plate of band concave arc groove, be Al-alloy parts, between upper cover plate and following bracket, connect and will manage bus and fixedly mount therein with bolt, horizonal base plate then with left side electrical equipment: the current transformer terminal is connected; Right-hand member section fixed installation sliding support at the pipe bus, this sliding support is mainly by the upper cover plate of being with concaved circular cambered surface, the following bracket and the otic placode of band concave arc groove, slide is formed, connecting to be fixedly mounted on the pipe bus with bolt between upper cover plate and the following bracket, before the bottom of bracket has down, back otic placode, lead plug axis hole symmetrically on otic placode, slide is straight trough shape, its horizonal base plate two sides to the left and right is overhanging, before slide, offer horizontal long slot bore on the back side panel symmetrically, in the long slot bore of the otic placode hole of following bracket bottom and slide, install and have strong market potential axle and be slidingly connected, when the pipe bus expands with heat and contract with cold, the pipe bus is freely scalable and keep horizontal support state, connects the right electrical equipment at the right part of slide base plate with bolt: the terminal of circuit breaker; On the pipe bus in sliding support left side, fixedly mount flexing line clamp, this flexing line clamp is mainly by the upper cover plate of being with concaved circular cambered surface, the following bracket and the following end tab of band concave arc groove, expansion joint or telescopic band are formed, connecting to be fixedly mounted on the pipe bus with bolt between upper cover plate and the following bracket, have earlier the following end tab of back right angle bending to the right downwards in the bottom of following bracket, between the left end of following end tab and sliding support base plate, adopt arc expansion joint or telescopic band to flexibly connect, when the pipe bus expands with heat and contract with cold, expansion joint or telescopic band are made synchronization telescope, guarantee normally carrying out of the work of conducting electricity, the vertical discrepancy in elevation required between hold-down support base plate and the following end tab is adjusted by the length of the cross shaft of hold-down support.

A kind of road-cross pipe line transition gold utensil that the utility model proposed, rational in infrastructure, safe and reliable, the pipe bus is the level of state not yielding, and sliding support slides freely, and simplifies the structure, and has reduced manufacturing cost.

Now in conjunction with the accompanying drawings and embodiments the road-cross pipe line transition gold utensil that the utility model proposed is described further.

Description of drawings

Fig. 1 is that the master of the road-cross pipe line transition gold utensil that proposes of the utility model looks schematic diagram.

Among Fig. 1: 1, hold-down support 2, flexing line clamp 3, sliding support 4, pipe bus

5, upper cover plate 6, the right electrical equipment terminal 7, otic placode 8, slide 9, following bracket

10, expansion joint 11, following end tab 12, left side electrical equipment terminal

Specific implementation method:

As can be seen from Figure 1: a kind of road-cross pipe line transition gold utensil, comprise pipe bus 4, it is characterized in that: at the left end section fixed installation hold-down support 1 of pipe bus 4, play conduction current, regulate height and support, hold-down support 1 mainly is made up of the upper cover plate 5 of band concaved circular cambered surface, following bracket 9 and cross shaft, the horizonal base plate of band concave arc groove, be Al-alloy parts, to manage bus 4 fixed installations therein with the bolt connection between upper cover plate 5 and following bracket 9, horizonal base plate is that current transformer is connected with left side electrical equipment terminal 12 then; Right-hand member section fixed installation sliding support 3 at pipe bus 4, this sliding support 3 is mainly by the upper cover plate 5 of being with concaved circular cambered surface, the following bracket 9 and the otic placode 7 of band concave arc groove, slide 8 is formed, connecting to be fixedly mounted on the pipe bus 4 with bolt between upper cover plate 5 and the following bracket 9, before the bottom of bracket 9 has down, back otic placode 7, lead plug axis hole symmetrically on otic placode 7, slide 8 is straight trough shape, its horizonal base plate two sides to the left and right is overhanging, before slide 8, offer horizontal long slot bore on the back side panel symmetrically, in the long slot bore of the otic placode hole of following bracket 9 bottoms and slide 8, install and have strong market potential axle and be slidingly connected, when pipe bus 4 expands with heat and contract with cold, pipe bus 4 is freely scalable and keep horizontal support state, and connecting the right electrical equipment terminal 6 at the right part of slide 8 base plates with bolt is circuit breaker; Fixed installation flexing line clamp 2 on the pipe bus 4 in sliding support 3 left sides, this flexing line clamp 2 is mainly by the upper cover plate 5 of being with concaved circular cambered surface, the following bracket 9 and the following end tab 11 of band concave arc groove, expansion joint 10 or telescopic band are formed, connecting to be fixedly mounted on the pipe bus 4 with bolt between upper cover plate 5 and the following bracket 9, have earlier the following end tab 11 of back right angle bending to the right downwards in the bottom of following bracket 9, between the left end of following end tab 11 and sliding support 3 base plates, adopt arc expansion joint 10 or telescopic band to flexibly connect, when pipe bus 4 expands with heat and contract with cold, expansion joint 10 or telescopic band are made synchronization telescope, guarantee normally carrying out of the work of conducting electricity, vertical discrepancy in elevation H required between hold-down support 1 base plate and the following end tab 11 is adjusted by the length of the cross shaft of hold-down support 1.

Claims

1, a kind of road-cross pipe line transition gold utensil comprises pipe bus (4), it is characterized in that:

A, at the left end section fixed installation hold-down support (1) of pipe bus (4), hold-down support (1) mainly is made up of the upper cover plate (5) of band concaved circular cambered surface, following bracket (9) and cross shaft, the horizonal base plate of band concave arc groove, be Al-alloy parts, to manage bus (4) fixed installation therein with the bolt connection between upper cover plate (5) and following bracket (9), horizonal base plate then is connected with left side electrical equipment terminal (12);

B, right-hand member section fixed installation sliding support (3) at pipe bus (4), this sliding support (3) is mainly by the upper cover plate (5) of being with concaved circular cambered surface, the following bracket (9) and the otic placode (7) of band concave arc groove, slide (8) is formed, connecting to be fixedly mounted on the pipe bus (4) with bolt between upper cover plate (5) and the following bracket (9), before the bottom of bracket (9) has down, back otic placode (7), lead plug axis hole symmetrically on otic placode (7), slide (8) is straight trough shape, its horizonal base plate two sides to the left and right is overhanging, before slide (8), offer horizontal long slot bore on the back side panel symmetrically, in the long slot bore of the otic placode hole of following bracket (9) bottom and slide (8), install and have strong market potential axle and be slidingly connected, connect the right electrical equipment terminal (6) with bolt at the right part of slide (8) base plate;

C, go up fixed installation flexing line clamp (2) at the pipe bus (4) in sliding support (3) left side, this flexing line clamp (2) is mainly by the upper cover plate (5) of being with concaved circular cambered surface, the following bracket (9) and the following end tab (11) of band concave arc groove, expansion joint (10) is formed, connecting to be fixedly mounted on the pipe bus (4) with bolt between upper cover plate (5) and the following bracket (9), have earlier the following end tab (11) of back right angle bending to the right downwards in the bottom of following bracket (9), the arc expansion joint of employing (10) flexibly connects between the left end of following end tab (11) and sliding support (3) base plate.