CN202268664U

CN202268664U - 250 tubular bus bar bridging suspension fitting for 400kV converter station

Info

Publication number: CN202268664U
Application number: CN2011204104425U
Authority: CN
Inventors: 秦海波; 赵宏伟; 蓝海; 余乐; 梅念; 方伊莉; 姜广东; 袁清云; 种芝艺; 黄杰; 陈东; 朗鹏越; 乐波; 杜晓磊; 余世峰; 程炜; 傅颖; 于洋; 王慧萍; 顾莉
Original assignee: Beijing Wanglian HVDC Engineering Technology Co Ltd; DC CONSTRUCTION BRANCH STATE GRID CORP OF CHINA; NANJING CURCUIT APPLIANCE FACTORY
Current assignee: Beijing Wanglian Dc Engineering & Technology Co ltd; China Energy Construction Group Nanjing Line Equipment Factory; China Energy Engineering Group Nanjing Line Equipment Co ltd; State Grid Dc Engineering Construction Co
Priority date: 2011-10-25
Filing date: 2011-10-25
Publication date: 2012-06-06
Anticipated expiration: 2021-10-25

Abstract

The utility model discloses a 250 tubular bus bar bridging suspension fitting for a 400kV converter station. The 250 tubular bus bar bridging suspension fitting is connected with two tubular bus bars, and comprises a corona-preventing ball, two tubular bus bar fixing fittings, a drainage wire, a tubular bus bar supporting fixed claw disc, a hanging plate, an upper rotary body, a lower rotary body, a bracket and a tubular bus supporting sliding claw disc, wherein one end of the bracket is connected and fixed to an inner wall of the corona-preventing ball while the other end thereof is connected and fixed to the hanging plate; centers of two surfaces of the hanging plate are respectively provided with the movably hinged upper rotary body and lower rotary body in connections; and the other end of the lower rotary body is respectively connected with the tubular bus bar supporting sliding claw disc and the tubular bus bar supporting fixed claw disc. The 250 tubular bus bar bridging suspension fitting has the beneficial effects of providing a suspension or supporting fitting for rationally mounting a space structure, simultaneously, reducing corona discharge and audible noise, and forming a flexible system with the tubular bus bar supporting sliding claw disc, the drainage wire and the tubular bus bar fixing fittings to guarantee heat-expansion and cold-contraction and current conductivity of the tubular bus bar.

Description

The 400kV current conversion station is with 250 pipe bus cross-over connection suspention gold utensils

Technical field

The utility model relates to a kind of electric armour clamp, particularly relates to a kind of 400kV current conversion station with 250 pipe bus cross-over connection suspention gold utensils.

Background technology

At present, China has become operation in the world and has built the direct current transportation big country that DC engineering is maximum, capacity is maximum, circuit is the longest.Valve Room gold utensil in the DC converter station generally can be divided into the valve Room and connect gold utensil, radome (ball), shielding semi-ring and some transition switching gold utensil.Along with the raising of direct-current transmission voltage, valve Room gold utensil also more and more becomes vitals indispensable in the valve Room.

The current conversion station valve Room is an enclosure space; Be provided with visual plants such as valve tower, sleeve pipe, voltage transformer in the valve Room, the conversion of AC and DC also is in the valve Room, to carry out, so the valve Room is strict especially to corona and radio interference; Simultaneously because space, the valve Room is limited; The gold utensil layout is intricate in the valve Room, and it is strict especially to the gold utensil structural requirement, and the cost of the suspention gold utensil that uses on the current market is high; Can not can also prevent that corona discharge from reducing audible noise in the space mounting structure of accurately installing the flexibly while that has under the good little spatial complex environment.

The utility model content

The purpose of the utility model is to solve the space mounting unreasonable structure of valve Room suspention gold utensil and the corona discharge of valve Room suspention gold utensil, the problem that audible noise is big.

For solving the problems of the technologies described above; The utility model provides a kind of 400kV current conversion station with 250 pipe bus cross-over connection suspention gold utensils; Connect two pipe buses, comprise anti-dizziness ball, two pipe buses fixedly gold utensil, drainage thread and pipe bus support fixation pawl dish, two pipe buses fixedly gold utensil are managed and are interconnected through drainage thread after the bus correspondence is fixedly connected again with two respectively; Comprise that also extension dish, last rotary body, following rotary body, support and pipe bus support the sliding jaw dish; One end of support is fastened on the inwall of anti-dizziness ball, and the other end is fastened on the extension dish, and the center on extension dish two sides is connected with the last rotary body and following rotary body that is movably hinged respectively; The other end of following rotary body also is connected with the pipe bus respectively and supports sliding jaw dish and pipe bus support fixation pawl dish; The inwall that the pipe bus supports a pipe of sliding jaw dish insertion bus is connected with rotary body is horizontally hinged, and the inwall that pipe bus support fixation pawl dish inserts another pipe bus is fixedly connected with rotary body, and anti-dizziness ball is provided with adaptive through hole.

Said pipe bus supports the sliding jaw dish and comprises sliding jaw dish and connecting rod; The sliding jaw dish is connected with the connecting rod vertical fixing; The horizontally hinged connection of one end of the other end of connecting rod and following rotary body, adaptive being inserted in the pipe bus inwall that is attached thereto of sliding jaw dish of adopting nylon material.

Anti-dizziness ball comprises episphere and lower semisphere, and two hemisphere connect as one through screw, and the anti-dizziness ball outer surface is arranged to bright and clean cambered surface, and the sphere of anti-dizziness ball has and manage bus and the discontiguous through hole of last rotary body, the inside bending in the outside at vias place.

The inwall of the episphere of anti-dizziness ball is provided with hangers, and support one end of aluminium alloy is through being bolted on the extension dish, and the other end is connected on the hangers, and the bolt hole at support two ends is arranged to slotted hole.

Pipe bus fixedly gold utensil is linked as integral body through welding procedure and drainage thread, and drainage thread is made into the arc of rule.

The spheroid of anti-dizziness ball guarantees to have certain space; Other parts of gold utensil are installed in the spheroid; Guaranteeing simultaneously has a rational distance between spheroid and the parts; Pipe bus fixedly gold utensil is linked as integral body through welding procedure and drainage thread, and drainage thread is made into the arc of rule, to guarantee expanding with heat and contract with cold of pipe bus; Pipe bus fixedly gold utensil connects 250 pipe buses through bolt, and electric current is successively through the pipe bus, and the pipe bus is gold utensil fixedly, drainage thread, and the pipe bus is gold utensil fixedly, and the pipe bus forms path.

Two rotary bodies can rotate in a plurality of directions and guarantee to manage the not specified smooth installation of bus; The pipe bus supports the sliding jaw dish and comprises sliding jaw dish and connecting rod; Sliding jaw dish and connecting rod can slide in the pipe bus, and its sliding jaw disk material is a nylon, and nylon is wear-resisting on the one hand; Electric current capable of blocking on the other hand avoids electromagnetic eddy to cause energy loss; Connecting rod and following rotary body horizontally hinged that the pipe bus supports the sliding jaw dish plays the effect of stay pipe bus when being connected the connection that can adapt to different directions pipe bus; Thereby reduce to manage the fixedly bending resistance moment of gold utensil of bus; The outer end points of sliding jaw dish is suitable with pipe bus internal diameter, slides smoothly in the pipe bus to guarantee the pawl dish.

When the beneficial effect of the utility model has provided a kind of suspention of reasonable installing space structure or has supported gold utensil; Reduced corona discharge and audible noise, and make the pipe bus support sliding jaw dish, drainage thread and pipe bus fixedly flexiblesystem of gold utensil formation guarantee to manage expanding with heat and contract with cold of bus and pass through electric current.

Description of drawings

Fig. 1 is the sectional structure sketch map of the utility model embodiment one.

Fig. 2 is the schematic top plan view of Fig. 1.

Fig. 3 is the sectional structure sketch map of the utility model embodiment two.

Fig. 4 is the schematic top plan view of Fig. 3.

Wherein: the 1-anti-dizziness ball, 2-pipe bus is gold utensil fixedly, the last rotary body of 3-, 4-extension dish, 5-sliding jaw dish, the 6-connecting rod, the 7-drainage thread, the 8-support, 9-manages bus, 10-through hole, 11-pipe bus support fixation pawl dish, rotary body under the 12-.

Embodiment

Specify the preferred embodiment of the utility model below in conjunction with description of drawings.

Embodiment is just like Fig. 1, shown in Figure 2; Present embodiment provides a kind of 400kV current conversion station with 250 pipe bus cross-over connection suspention gold utensils; Connect two pipe buses 9 point-blank; Comprise anti-dizziness ball 1, two pipe buses fixedly gold utensil 2, drainage thread 7, pipe bus support fixation pawl dish 11, extension dish 4, go up rotary body 3, rotary body 12, support 8 and pipe bus support sliding jaw dish 5 down

Anti-dizziness ball 1 comprises episphere and lower semisphere, and the spheroid of anti-dizziness ball 1 is fixed on the extension dish 4 through reinforced support 8, and an end of support 8 fixed connection points is positioned on the inboard hangers of ring body of anti-dizziness ball 1 episphere; The other end is positioned at extension dish upside, and support 8 is to be welded to guarantee its intensity with the alloy aluminium sheet of two thick 10mm is angled, and the bolt connecting hole at support 8 two ends is made slotted hole; Arc radius is R9; Make things convenient for the trace adjustment of position, the spheroid of anti-dizziness ball 1 forms with the bending of 3mm alloy aluminium sheet, and two hemisphere connects as one through the cross recess countersunk head spiral shell of 16 M4 * 15 surely up and down; The outer surface of spheroid of anti-dizziness ball 1 guarantees its fineness through grinding and buffing technology; The inside bending of the vias of spheroid, bending radian are R30, in case should locate bloom; Present embodiment adopts four supports 8 to be connected with episphere, perhaps also can be connected with lower semisphere.

Two pipe buses fixedly gold utensil 2 are linked as integral body through welding procedure and drainage thread, and drainage thread 7 is made into the arc of rule, manages expanding with heat and contract with cold of bus 9 with assurance.Pipe bus fixedly gold utensil 2 connects 250 pipe buses through bolt; Electric current successively through pipe bus 9, pipe bus fixedly gold utensil 2, drainage thread 7, pipe bus fixedly gold utensil 2, manage bus 9 formation paths, perhaps also can connect a plurality of drainage threads or a plurality of pipe bus fixedly gold utensil and drainage thread.

Two rotary bodies can rotate in a plurality of directions and guarantee to manage the not specified smooth installation of bus; The pipe bus supports the sliding jaw dish and comprises sliding jaw dish 5 and connecting rod 6; Sliding jaw dish 5 can slide in pipe bus 9; Its sliding jaw disk material is a nylon, and nylon is wear-resisting on the one hand, electric current capable of blocking on the other hand.Connecting rod 6 through the different length selecting to be fit to; The pipe bus supports the sliding jaw dish can stay pipe bus 9; Thereby reduce to manage the fixedly bending resistance moment of gold utensil 2 of bus, the pipe bus support sliding jaw dish, drainage thread 7 and pipe bus fixedly flexiblesystem of gold utensil 2 formation guarantee to manage expanding with heat and contract with cold of bus 9 and pass through electric current.

When the beneficial effect of present embodiment has provided a kind of suspention gold utensil of reasonable installing space structure; Reduced corona discharge and audible noise, and make the pipe bus support sliding jaw dish, drainage thread 7 and pipe bus fixedly flexiblesystem of gold utensil 2 formation guarantee to manage expanding with heat and contract with cold of bus and pass through electric current.

Embodiment two is like Fig. 3, shown in Figure 4; Two pipe buses 9 each other in vertical state; Last rotary body 3 is connected with the pipe bus and supports sliding jaw dish and pipe bus support fixation pawl dish 11, and following rotary body 12 plays the support fixation effect, and support 8 is connected interior the survey on the hangers that is provided with of lower semisphere of anti-dizziness ball 1; The corresponding adaptive setting in the position of through hole 10, all the other are like embodiment one.

Claims

1. a 400kV current conversion station is with 250 pipe bus cross-over connection suspention gold utensils; Connect two pipe buses; Comprise anti-dizziness ball, two pipe buses fixedly gold utensil, drainage thread and pipe bus support fixation pawl dish; Two pipe buses fixedly gold utensil interconnect through drainage thread respectively with after two corresponding fixed connections of pipe bus again, it is characterized in that: also comprise the extension dish, go up rotary body, following rotary body, support and pipe bus support sliding jaw dish that one end of support is fastened on the inwall of anti-dizziness ball; The other end is fastened on the extension dish; The center on extension dish two sides is connected with the last rotary body and following rotary body that is movably hinged respectively, and the other end of following rotary body also is connected with pipe bus support sliding jaw dish and pipe bus support fixation pawl dish respectively, and the inwall that the pipe bus supports a pipe of sliding jaw dish insertion bus is connected with rotary body is horizontally hinged; The inwall that pipe bus support fixation pawl dish inserts another pipe bus is fixedly connected with rotary body, and anti-dizziness ball is provided with adaptive through hole.

2. 400kV current conversion station according to claim 1 is with 250 pipe bus cross-over connection suspention gold utensils; It is characterized in that: said pipe bus supports the sliding jaw dish and comprises sliding jaw dish and connecting rod; The sliding jaw dish is connected with the connecting rod vertical fixing; The horizontally hinged connection of one end of the other end of connecting rod and following rotary body, adaptive being inserted in the pipe bus inwall that is attached thereto of sliding jaw dish of adopting nylon material.

3. 400kV current conversion station according to claim 1 and 2 is with 250 pipe bus cross-over connection suspention gold utensils; It is characterized in that: anti-dizziness ball comprises episphere and lower semisphere; Two hemisphere connect as one through screw; The anti-dizziness ball outer surface is arranged to bright and clean cambered surface, and the sphere of anti-dizziness ball has and manage bus and the discontiguous through hole of last rotary body, the inside bending in the outside at vias place.

4. 400kV current conversion station according to claim 3 is with 250 pipe bus cross-over connection suspention gold utensils; It is characterized in that: the inwall of the episphere of anti-dizziness ball is provided with hangers; Support one end of aluminium alloy is through being bolted on the extension dish; The other end is connected on the hangers, and the bolt hole at support two ends is arranged to slotted hole.

5. 400kV current conversion station according to claim 4 is with 250 pipe bus cross-over connection suspention gold utensils, and it is characterized in that: pipe bus fixedly gold utensil is linked as integral body through welding procedure and drainage thread, and drainage thread is made into the arc of rule.