阅读说明：本技术 一种组合电器封闭母线金属导体柔性固定装置 (A kind of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device ) 是由 郭跃东 郭小娴 郭丽华 于 2019-09-20 设计创作，主要内容包括：本发明提供了组合电器封闭母线金属导体柔性固定装置,属于电力设备技术领域。一种组合电器封闭母线金属导体柔性固定装置,包括固定座、与所述固定座的第一端活动连接的球头万向节、内设在所述固定座中部的弹性模块、以及设置在所述固定座第二端的金属导体插入槽,所述球头万向节由球头和连接座构成,所述球头与所述固定座的第一端活动连接,所述连接座与盆式绝缘子连接,所述弹性模块包括相对设置的第一护板和第二护板、以及设置在所述第一护板和第二护板之间的压簧,所述金属导体插入槽的内侧面设置触指。本发明能够方便检修或更换金属导体,以提高组合电器的检修效率,同时避免因某段金属导体检修而需要其他设备大面积陪停问题的发生。(The present invention provides combined electrical apparatus enclosed busbar metallic conductor flexible fixing devices, belong to electrical equipment technical field.A kind of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device, including fixing seat, the ball head universal being flexibly connected with the first end of the fixing seat, the elastic module being inside located in the middle part of the fixing seat, and the metallic conductor insertion groove of the fixing seat second end is set, the ball head universal is made of bulb and attachment base, the bulb is flexibly connected with the first end of the fixing seat, the attachment base is connect with disc insulator, the elastic module includes the first backplate and the second backplate being oppositely arranged, and the pressure spring between first backplate and the second backplate is set, fingertip is arranged in the medial surface of the metallic conductor insertion groove.The present invention can be convenient to overhaul or replaces metallic conductor, to improve the overhaul efficiency of combined electrical apparatus, while avoiding that other equipment large area is needed to accompany the generation for stopping problem because of certain section of metallic conductor maintenance.)

1. a kind of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device, it is characterised in that: including fixing seat, with it is described solid Ball head universal, the interior elastic module being located in the middle part of the fixing seat and the setting that the first end of reservation is flexibly connected are in institute The metallic conductor insertion groove of fixing seat second end is stated, the ball head universal is made of bulb and attachment base, the bulb and institute The first end for stating fixing seat is flexibly connected, and the attachment base is connect with disc insulator, and the elastic module includes being oppositely arranged The first backplate and the second backplate and the pressure spring being arranged between first backplate and the second backplate, the metallic conductor Fingertip is arranged in the medial surface of insertion groove.

2. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 1, it is characterised in that: described Spherical groove is arranged in the first end of fixing seat, and the spherical groove and the bulb are cooperatively connected.

3. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 2, it is characterised in that: described Fingertip is embedded the medial surface in the metallic conductor insertion groove, and contacts with the metallic conductor.

4. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 3, it is characterised in that: described Thread bush is set in disc insulator, and the end of the thread bush connects bolt, and the attachment base is bolted with described.

5. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 4, it is characterised in that: described The side of first backplate is connect with fixing seat, and the other side is connect with one end of the pressure spring, the other end of the pressure spring with it is described The side of second backplate connects, and first backplate and the second backplate are insulation product.

6. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 5, it is characterised in that: described Length between first backplate and the second backplate is inserted into 2 times of the depth of the fixing seat at least equal to the metallic conductor.

7. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 6, it is characterised in that: described Length between first backplate and the second backplate is 60mm, and the depth that the metallic conductor is inserted into the fixing seat is 25mm.

8. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 7, it is characterised in that: described The length of fixing seat is 120mm.

9. combined electrical apparatus enclosed busbar metallic conductor flexible fixing device according to claim 8, it is characterised in that: described Metallic conductor is the silver-plated copper rod that diameter is 60mm.

Technical field

The invention belongs to electrical equipment technical fields, and in particular to a kind of combined electrical apparatus enclosed busbar metallic conductor flexibility is solid Determine device.

Background technique

Due to combined electrical apparatus have small in size, land occupation less, easy for installation, reliable, maintenance workload it is small etc. many excellent More property, therefore be widely used in the power system.But break down if encountering combined electrical apparatus bus, in processing Other than needing to have a power failure faulty equipment, stop because need of work also needs to accompany the equipment of adjacent spaces, will lead to so for a long time Have a power failure on a large scale, and repair the particular problems such as the amount of resuming work is big, seriously affects the safety in production of enterprise and the day of resident Normal household electricity.

In order to ensure power supply reliability, combined electrical apparatus mostly uses double-bus to run greatly, and breaker runs on I under normal circumstances Breaker, for uninterrupted supplying power for outside, can be temporarily switched to mother's II operation when mother I breaks down by mother.Two sections of buses are long Degree is consistent, about at 60 meters or so, for the ease of the metallic conductor in in-site installation and fixed closed bus, exists under normal circumstances Enclosed busbar can be separated into 2 to 3 meter Wei Yi section when design, manufacture, often will be installed a disc insulator between adjacent two sections, 3 symmetrical and electroplate fixing seats are respectively installed on the both sides of disc insulator, be respectively used to fixed closed bus A, B, C three-phase metallic conductor is the Hard link using plug-in between metallic conductor and fixing seat.When event occurs for certain section of metallic conductor When barrier, in order to be overhauled to this section of metallic conductor, it is necessary to this section of metallic conductor is disassembled, but since benzvalene form insulate Son between fixing seat to be fixedly connected, and be hard plug connection between metallic conductor and fixing seat, therefore to disassemble this Section metallic conductor, must just disassemble whole metallic conductors of adjacent side, so not only heavy workload, low efficiency, and not Not force a large amount of metallic conductor accompany stopping, while overhaul after, it is also necessary to by the metallic conductor disassembled all by It is installed according to one section one section of order, time-consuming and laborious, overhaul efficiency is very low.

The patent of 106099660 A of Publication No. CN provides a kind of GIS device detachable bus structure, the shell With the first conducting rod, connector and the second conducting rod that are successively detachably connected are equipped in the bellows；Described first is conductive Bar and the non-side connecting with the connector of second conducting rod are connected with insulator and touch base respectively, and described There is gap and can be along the direction close to or far from the touch base between one conducting rod and second conducting rod and the touch base It is mobile；The shell is equipped with and pulls out mouth, described to pull out that mouth is mating to be equipped with cover board.The invention is directed to long bus structure, leads first Connector is set between electric pole and the second conducting rod, and by between the setting between the first conducting rod and the second conducting rod and touch base Gap, allows the connector to remove, and then realizes the disassembly of the first conducting rod and the second conducting rod, which insulate for two Than advantageous for long bus between son, but the disassembly nargin of the mode of this kind disassembly simultaneously is very small, it is also necessary to consider connection The Supply Security of part access.

The patent of Publication No. CN108183451A discloses a kind of novel 1100kV GIS bus structure, is related to high pressure Equipment, including shell, shell both ends pass through bolt, and to be equipped with disc insulator, the first conductor and third conductor solid by bolt It is scheduled on the threaded hole among disc insulator, shell is equipped with multiple supporting insulators, is connected with abnormity in supporting insulator Conductor, special-shaped conductor two sides are fixedly installed with contact, and special-shaped conductor two sides are equipped with shielding.Benzvalene form in the bus structure of the invention To be fixedly connected between insulator and conductor, when its certain section conductor breaks down, there are overhaul efficiency above-mentioned is low, adjacent side is needed Conductor accompanies the problem of stopping.

Summary of the invention

In view of this, technical problem to be solved by the invention is to provide one kind to make up the shortcomings of the prior art Combined electrical apparatus enclosed busbar metallic conductor flexible fixing device, convenient to overhaul or replacement metallic conductor, to improve combined electrical apparatus Overhaul efficiency, while avoiding that other equipment large area is needed to accompany the generation for stopping problem because of certain section of metallic conductor maintenance.

In order to solve the above technical problems, the technical scheme adopted by the invention is that:

A kind of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device, the first end including fixing seat and the fixing seat The ball head universal of flexible connection, the interior elastic module being located in the middle part of the fixing seat and setting are in the fixing seat second The metallic conductor insertion groove at end, the ball head universal are made of bulb and attachment base, and the of the bulb and the fixing seat One end is flexibly connected, and the attachment base connect with disc insulator, the elastic module include the first backplate for being oppositely arranged with Second backplate and the pressure spring being arranged between first backplate and the second backplate, the inside of the metallic conductor insertion groove Fingertip is arranged in face.

Preferably, spherical groove is arranged in the first end of the fixing seat, and the spherical groove and the bulb are cooperatively connected.

Preferably, the fingertip is embedded the medial surface in the metallic conductor insertion groove, and contacts with the metallic conductor.

Preferably, thread bush is set in the disc insulator, and the end of the thread bush connects bolt, the attachment base It is bolted with described.

Preferably, the side of first backplate is connect with fixing seat, and the other side is connect with one end of the pressure spring, described The other end of pressure spring is connect with the side of second backplate, and first backplate and the second backplate are insulation product.

Preferably, the length between first backplate and the second backplate is inserted into described solid at least equal to the metallic conductor 2 times of the depth of reservation.

Preferably, the length of the fixing seat is 120mm, and the length between first backplate and the second backplate is 60mm, the depth that the metallic conductor is inserted into the fixing seat is 25mm.

Preferably, the metallic conductor is the silver-plated copper rod that diameter is 60mm.

Disc insulator is fixedly connected with fixing seat in combined electrical apparatus enclosed busbar at present, and metallic conductor is with fixing seat Hard plug-in connection.Usually when installing at the scene, first installation fixes the metallic conductor in first segment enclosed busbar, then installs the Metallic conductor in two sections of enclosed busbars, and so on, until installing the metallic conductor in final stage enclosed busbar.Due to It is the hard connecting mode using plug-in between metallic conductor and fixing seat, when being located in the middle in any one section of enclosed busbar Metallic conductor breaks down when needing to overhaul, it is necessary to which opposite program when according to installation successively removes mounted each section of envelope Metallic conductor in close nut line.For example, certain combined electrical apparatus main bus-bar length is 60 meters, by 2 meters one section, it is divided into 30 sections.If Metallic conductor in operation in the 15th section of enclosed busbar has occurred failure and needs to overhaul, and needs at this time the 1st to 14 section of closing is female Metallic conductor in line is removed, or the metallic conductor in the 16th to 30 section of enclosed busbar is removed, can be to breaking down The 15th section of enclosed busbar in metallic conductor overhauled or replaced.The 1st to 14 section or the 16th to 30 section is sealed in this way For metallic conductor in close nut line, be all because service work needs must carry out accompany and stop.Above-mentioned technology is asked at present Topic, the prior art there is no highly efficient solution.

Compared with prior art, the beneficial effects of the present invention are:

It is the present invention provides a kind of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device, traditional fixing seat and benzvalene form is exhausted Rigid Hard link between edge, between metallic conductor and fixing seat becomes the flexibility in the present invention and is flexible coupling.The present invention is first It is one ball head universal of installation between fixing seat and disc insulator, it is exhausted that ball head universal is bolted on benzvalene form On edge, while an elastic region is processed in the intermediate part interior of fixing seat, pressure spring is installed inside elastic region, in fixation Tail portion, that is, second end of seat processes a spherical groove, which is connected with the bulb of ball head universal；Metallic conductor The depth of fixing seat and the size of elastic region are inserted by rationally designing, in this way in normal course of operation, is needed when breaking down When overhauling or replacing metallic conductor, it is only necessary to which the fixing seat for metallic conductor any side in the horizontal direction of holding with a firm grip is exerted oneself, and is overcome The top power of pressure spring inside fixing seat elastic region, i.e., dismountable or installation metallic conductor.

Secondly as the spherical groove of fixing seat tail portion is connected with ball head universal, in the process of dismounting metallic conductor In, fixing seat can not only increase working efficiency, and eliminate original around 360 degree of upper and lower, left and right rotations of ball head universal Lead to the major safety risks of disc insulator crackle since the generated stress distribution that is rigidly connected is uneven, avoids simultaneously Other equipment large area was needed to accompany the problem of stopping due to one section of metallic conductor maintenance in the past.

Detailed description of the invention

The present invention is done with reference to the accompanying drawing and is further described in detail.

A kind of Fig. 1: structural schematic diagram of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device of the present invention；

Fig. 2: the cross-sectional view of Fig. 1 of the present invention；

A kind of Fig. 3: structural schematic diagram of combined electrical apparatus enclosed busbar of the present invention；

Fig. 4: the front view of Fig. 3 of the present invention；

Wherein, 1- fixing seat, 2- spherical groove, 3- bulb, 4- attachment base, 5- disc insulator, the first backplate of 6-, 7- second are protected Plate, 8- pressure spring, 9- fingertip, 10- metallic conductor insertion groove, 11- metallic conductor, 1101-A phase metallic conductor, 1102-B phase metal Conductor, 1103-C phase metallic conductor, 12- thread bush, 13- bolt.

Specific embodiment

For a better understanding of the present invention, the contents of the present invention, but this hair are further fairly set out below with reference to embodiment Bright protection content is not limited solely to the following examples.In the following description, give a large amount of concrete details so as to More thorough understanding of the invention is provided.It will be apparent, however, to one skilled in the art that the present invention can be with It is carried out without one or more of these details.