CN206332407U - A kind of current conversion station is slidably connected excessively stream gold utensil with converter transformer sleeve T adapter mothers - Google Patents

A kind of current conversion station is slidably connected excessively stream gold utensil with converter transformer sleeve T adapter mothers Download PDF

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Publication number
CN206332407U
CN206332407U CN201621129319.5U CN201621129319U CN206332407U CN 206332407 U CN206332407 U CN 206332407U CN 201621129319 U CN201621129319 U CN 201621129319U CN 206332407 U CN206332407 U CN 206332407U
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CN
China
Prior art keywords
gold utensil
excessively stream
ball
socket
chute
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201621129319.5U
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Chinese (zh)
Inventor
文卫兵
王赞
李明
吴方劼
祝全乐
梅念
秦海波
王慧萍
程炜
吴延坤
厉璇
柳新枝
余世峰
刘哲
王海猷
刘思源
于慧芳
李晓军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Wanglian HVDC Engineering Technology Co Ltd
China Energy Construction Group Nanjing Line Equipment Co Ltd
State Grid Corp of China SGCC
State Grid Economic and Technological Research Institute
Original Assignee
Beijing Wanglian HVDC Engineering Technology Co Ltd
China Energy Construction Group Nanjing Line Equipment Co Ltd
State Grid Corp of China SGCC
State Grid Economic and Technological Research Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Wanglian HVDC Engineering Technology Co Ltd, China Energy Construction Group Nanjing Line Equipment Co Ltd, State Grid Corp of China SGCC, State Grid Economic and Technological Research Institute filed Critical Beijing Wanglian HVDC Engineering Technology Co Ltd
Priority to CN201621129319.5U priority Critical patent/CN206332407U/en
Application granted granted Critical
Publication of CN206332407U publication Critical patent/CN206332407U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

It is slidably connected excessively stream gold utensil with converter transformer sleeve T adapter mothers the utility model discloses a kind of current conversion station.Including excessively stream armour clamp assembly, adjustable type connection cue stick components and chute and ball-and-socket armour clamp assembly;The two ends of excessively stream armour clamp assembly are used to connect the pipe bus that converter transformer sleeve and T connect;Adjustable type connection club includes body of rod A and body of rod B, and body of rod B is sheathed in body of rod A, and body of rod B can along body of rod A axial movement;Body of rod A free-end is connected with the connection converter transformer sleeve end of excessively stream armour clamp assembly, and body of rod B free-end is hinged a bulb;Chute and ball-and-socket armour clamp assembly include chute and ball-and-socket gold utensil body;The end face of chute and ball-and-socket gold utensil body is provided with ball-and-socket, and other end is provided with chute;Bulb coordinates with ball-and-socket;Chute is connected by the connection T of the bolt and excessively stream armour clamp assembly pipe bus ends connect.One end of the utility model gold utensil is arranged on converter transformer sleeve and realizes excessively stream and mechanical connection.

Description

A kind of current conversion station is slidably connected excessively stream gold utensil with converter transformer sleeve T adapter mothers
Technical field
The utility model is related to a kind of current conversion station and is slidably connected excessively stream gold utensil with converter transformer sleeve T adapter mothers, belongs to flexible DC power transmission line engineering field.
Background technology
Technology of HVDC based Voltage Source Converter is a kind of based on voltage source converter, turn-off device and pulse modulation technology VSC-HVDC technology, is the important equipment for building intelligent grid.Compared with traditional approach, Technology of HVDC based Voltage Source Converter has The advantages of controllability is high, design and construction need not conveniently communicate between environmental protection, the small and current conversion station of occupation of land, in island with power, city power distribution There is stronger technical advantage in terms of the capacity-increasing transformation of net, AC system interconnection, large-scale wind power are grid-connected, be to change big electricity The strategic choice of net development pattern.And flexible DC power transmission can carry the cleaning energy such as the wind energy from multiple websites, solar energy Source, by Large Copacity, the power transm ission corridor of long range, reaches the load center in multiple cities, and this is new-energy grid-connected, big city The city field such as power provides a kind of effective solution.Therefore, this technology of transmission of electricity is favored by countries in the world, with The fast development of new energy, the market demand of Technology of HVDC based Voltage Source Converter will be more wide.
Technology of HVDC based Voltage Source Converter is as HVDC Transmission Technology of new generation, and it is similar with D.C. high voltage transmission in structure, Still it is made up of current conversion station and DC power transmission line.Current conversion station is a wherein indispensable part, is responsible for AC and DC conversion Important duty, station equipment is numerous, and electrical connection is complicated, is used as the gold of essential electrical connecting elements between each equipment in station Tool, due to profile, size, its surface electric field distribution deformity is more serious, and local easily outlet field intensity is too high and causes electricity Corona, therefore current conversion station gold utensil is except the requirement in terms of mechanical strength to be met, excessively stream, in terms of more bearing electric property Long-term test.
Utility model content
The purpose of this utility model is to provide a kind of current conversion station and is slidably connected excessively stream gold utensil with converter transformer sleeve T adapter mothers, The utility model considers electric and mechanical performance, solves converter transformer sleeve and the pipe that T connects therewith in ± 320kV current conversion stations female Between line the problems such as being slidably connected, mechanically connect and be anti-corona.
To achieve these goals, ± 320kV the current conversion stations that the utility model is provided are slided with converter transformer sleeve T adapters are female Excessively stream gold utensil is connected, is installed between the pipe bus that converter transformer sleeve and T connect, realizes between converter transformer sleeve and pipe bus Excessively stream is connected, and meets mechanical strength and anti-corona requirement.
Current conversion station provided by the utility model is slidably connected excessively stream gold utensil, including excessively stream with converter transformer sleeve T adapter mothers Armour clamp assembly, adjustable type connection cue stick components and chute and ball-and-socket armour clamp assembly;
Realize that the change of current becomes set for connecting the pipe bus that converter transformer sleeve and T connect in the two ends of the excessively stream armour clamp assembly Excessively stream between the pipe bus that pipe and the T connect is connected;
Adjustable type connection club includes body of rod A and body of rod B, and the body of rod B is sheathed in the body of rod A, and described Body of rod B can along the body of rod A axial movement;The free-end of the body of rod A described in the connection of the excessively stream armour clamp assembly with changing Rheology sleeve end is connected, and the free-end of the body of rod B is hinged a bulb;
Chute and the ball-and-socket armour clamp assembly includes chute and ball-and-socket gold utensil body;Chute and ball-and-socket the gold utensil body End face is provided with ball-and-socket, and other end is provided with chute;The bulb coordinates with the ball-and-socket;The waist type chute passes through spiral shell Bolt is connected with the connection T of the excessively stream armour clamp assembly pipe bus ends connect.
In described excessively stream gold utensil, the excessively stream armour clamp assembly includes sleeve pipe excessively stream gold utensil body, pipe mother T and connects gold utensil sheet The female excessively stream gold utensil body of body, pipe and aluminum stranded conductor;
The aluminum stranded conductor is curved;
The two ends of the aluminum stranded conductor are connected with described sleeve pipe excessively stream gold utensil body and the female excessively stream gold utensil body of pipe respectively, have Body can be connected in the following way:Described sleeve pipe excessively stream gold utensil body and the female excessively stream gold utensil body of the pipe are welded provided with twisted wire Hole, is inserted for the aluminum stranded conductor end and plug welding is integrated.
The converter transformer sleeve is with setting Copper-Aluminum compound piece on the joint face of described sleeve pipe excessively stream gold utensil body, because described The material of converter transformer sleeve is that copper is silver-plated, and the material of described sleeve pipe excessively stream gold utensil body is cast aluminium alloy gold, and the two is directly contacted Can occur electrochemical corrosion, therefore, both set the Copper-Aluminum compound piece on contact surface, first the Copper-Aluminum compound piece during installation Copper face fit the cylindrical of the converter transformer sleeve, then to be clamped in two described sleeve pipe excessively stream gold utensil bodies aluminium face cylindrical, i.e., Realize that the excessively stream of sleeve pipe gold utensil avoids occurring electrochemical corrosion again.
In described excessively stream gold utensil, described sleeve pipe excessively stream gold utensil body is bolted with the body of rod A, such as described Hole is threaded at the end cap of sleeve pipe excessively stream gold utensil body, being connected with the ring flange on the body of rod A can to install fixation Tune type connects club;
The pipe mother T connects gold utensil body and the female excessively stream gold utensil body of the pipe wraps up the pipe bus that the T connects.
In described excessively stream gold utensil, to be threadedly coupled between the body of rod A and the body of rod B, i.e., described body of rod A sets interior Screw thread, the body of rod B sets external screw thread.
In described excessively stream gold utensil, chute and the ball-and-socket armour clamp assembly also includes a baffle plate, the baffle plate and the cunning Groove and ball-and-socket gold utensil body are connected, the mode being specifically connected by screw bolts.
The bulb coordinates through the ball-and-socket hole on the baffle plate with the ball-and-socket, makes the bulb with the ball of the ball-and-socket The heart does taper rotation for the point of rotation.
In described excessively stream gold utensil, the chute concretely waist type chute.
The utility model current conversion station is slidably connected excessively stream gold utensil including three parts with converter transformer sleeve T adapter mothers:Excessively stream gold Have component, adjustable type connection cue stick components and chute and ball-and-socket armour clamp assembly.Wherein, excessively stream armour clamp assembly is used for converter transformer sleeve Excessively stream between pipe bus is connected;Adjustable type connects cue stick components and chute and ball-and-socket armour clamp assembly three is connected with each other, For the mechanical connection (slide and rotate) between converter transformer sleeve and pipe bus, realized by the installation of this three parts gold utensil Excessively stream between converter transformer sleeve and pipe bus, mechanically connect, and the anticorona ring put, gold utensil in itself round and smooth are become by the change of current Transition Design and fine aluminium twisted wire curve after radian itself is anti-corona, realize the anti-corona requirement of gold utensil.Adjustable type connection club is used Connection between converter transformer sleeve excessively stream gold utensil and chute and ball-and-socket armour clamp assembly, screw thread pipe flange side becomes installed in the change of current The end of sleeve pipe gold utensil, club side is arranged in the ball-and-socket of chute and ball-and-socket armour clamp assembly, by adjusting club in screwed pipe Screw-in length meet the mounting distance between pipe bus and converter transformer sleeve end.Chute and ball-and-socket armour clamp assembly are used for can Tune type connects the connection between club and the female excessively stream gold utensil of pipe, with chute and ball-and-socket, can make pipe bus direct-axis to certain limit It is interior to slide, and can the tapered rotary of facing sleeve meet space mounting angle.
Brief description of the drawings
Fig. 1 is the structural representation that the utility model current conversion station converter transformer sleeve T takes over female excessively stream gold utensil that is slidably connected.
Fig. 2 is Fig. 1 top view.
Fig. 3 is the signal for the excessively stream armour clamp assembly that this current conversion station takes over female excessively stream gold utensil that is slidably connected with converter transformer sleeve T Figure.
Fig. 4 is Fig. 3 top view.
The left view (omitting the female excessively stream gold utensil of pipe) that Fig. 5 is Fig. 3.
Fig. 6 is the adjustable type connection that the utility model current conversion station converter transformer sleeve T takes over female excessively stream gold utensil that is slidably connected The schematic diagram of cue stick components.
Fig. 7 is Fig. 6 top view.
Fig. 8 is the chute and ball-and-socket that the utility model current conversion station converter transformer sleeve T takes over female excessively stream gold utensil that is slidably connected The schematic diagram of armour clamp assembly.
Fig. 9 is Fig. 8 top view.
Each mark is as follows in figure:
1 converter transformer sleeve;2 excessively stream armour clamp assemblies;3 adjustable types connect cue stick components;4 chutes and ball-and-socket armour clamp assembly;5 pipes Bus;6 pipe excessively stream gold utensil bodies;7 fine aluminium twisted wires;8 band Pin hole bolts;9 pipes mother T connects gold utensil body;10 pipes mother's excessively stream gold utensil lid Plate;11 Copper-Aluminum compound pieces;12 fastening bolt A;13 screwed pipes;14 clubs;15 fastening bolt B;16 baffle plates;17 chutes and ball-and-socket gold Has body.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings, but the utility model is not limited to following implementation Example.
As depicted in figs. 1 and 2, it is that the utility model ± 320kV current conversion stations were slidably connected with converter transformer sleeve T adapter mothers Flow the structural representation of gold utensil, it is possible to achieve the excessively stream connection between the pipe bus 5 that converter transformer sleeve 1 and T connect, and meet machinery Intensity and anti-corona requirement.
The utility model excessively stream installation between converter transformer sleeve 1 and pipe bus 5, including excessively stream armour clamp assembly 2, can Tune type connects cue stick components 3 and chute and the part of ball-and-socket armour clamp assembly 4 three.Wherein, excessively stream armour clamp assembly 2 rises in a whole set of gold utensil The effect of water conservancy diversion, between converter transformer sleeve 1 and pipe bus 5, forms path to realize converter transformer sleeve 1 and pipe bus Excessively stream between 5;Adjustable type connects cue stick components 3 and chute and ball-and-socket armour clamp assembly 4 plays mechanical connection in a whole set of gold utensil Effect, between converter transformer sleeve 1 and pipe bus 5, can along converter transformer sleeve 1 axially, pipe bus 5 slide axially it is flexible with And around club centre of sphere tapered rotary, to ensure in-site installation requirement.Adjust mounting distance and position is realized and mechanically connected, and can root The length of screw-in length of the club 14 in screwed pipe 13 is adjusted according to live actual installation, rotatable connection club adjustment angle comes real The installation of existing product needs.The anti-corona of a whole set of gold utensil becomes the rounding off design of itself anticorona ring/ball, gold utensil in itself by the change of current Itself anti-corona realizing after radian is curved with fine aluminium twisted wire 7.
Excessively stream armour clamp assembly 2 is used for the excessively stream connection of a whole set of gold utensil, and as shown in Fig. 3, Fig. 4 and Fig. 5, it includes sleeve pipe excessively stream Gold utensil body 6, fine aluminium twisted wire 7, band Pin hole bolt 8, pipe mother T connect the female excessively stream gold utensil body 10 of gold utensil body 9, pipe and Copper-Aluminum compound Piece 11.Twisted wire welding hole with welding fine aluminium twisted wire 7 on sleeve pipe excessively stream gold utensil body 6 and the female excessively stream gold utensil body 10 of pipe, is used It is inserted in the end of fine aluminium twisted wire 7 and plug welding is integrated.Because the material of converter transformer sleeve 1 is that copper is silver-plated, excessively stream gold utensil material is Electrochemical corrosion can occur for cast aluminium alloy gold, the two directly contact, therefore, in the design of copper aluminium contact surface when material is copper Material is the Copper-Aluminum compound piece 11 of aluminium, first that the copper face of Copper-Aluminum compound piece 11 converter transformer sleeve 1 of fitting is cylindrical during installation, then with two Individual sleeve pipe excessively stream gold utensil body 6 is clamped in that aluminium face is cylindrical, that is, realizes that the excessively stream of sleeve pipe gold utensil avoids occurring electrochemical corrosion again.Set Screwed hole is designed with pipe excessively stream hardware end end socket, is connected that fixedly adjustable type connection is installed with the ring flange on screwed pipe 13 Club.Pipe mother T, which is connect, be designed with gold utensil body 9 band Pin hole bolt 8, and pipe bus 5 is installed in the female excessively stream gold utensil body 10 of pipe On, while pipe mother T connects gold utensil body 9 by being connected with Pin hole bolt 8 with the chute of chute and ball-and-socket gold utensil body 17.
The mechanical connection that adjustable type connection cue stick components 3 are used between converter transformer sleeve 1 and pipe bus 5, is a whole set of gold utensil Rigid load part, as shown in Figure 6 and Figure 7, including fastening bolt A12, screwed pipe 13, club 14 and mating fastener.Spiral shell The one end of line pipe 13 is internal thread, for the club 14 that is spirally connected, and the other end, which is welded with ring flange, ring flange, carries waist type bolt hole, It is fixed together by the screwed hole on fastening bolt A12 and the end cap of sleeve pipe excessively stream gold utensil body 6.One end of club 14 is set Have an external screw thread, and screwed pipe 13 screw-internal thread fit, link bulb outside the other end, and chute and ball-and-socket armour clamp assembly 4 ball-and-socket Coordinate.This part can be female and cannula tip to meet pipe during in-site installation by adjusting the length of the screw-in screwed pipe 13 of club 14 Actual range, and the relative change of current change set of pipe bus 5 during in-site installation can be met by taper of the club 14 in ball-and-socket rotation The real space setting angle of pipe, the design of this part can meet in-site installation range error adjustment and space angle not Certainty, can also meet the rigid support of set 1 pair of pipe bus 5 of converter transformer sleeve.
Chute and ball-and-socket armour clamp assembly 4 are used for adjustable type and connect connection between cue stick components 3 and pipe bus 5, such as Fig. 8 and Shown in Fig. 9, including fastening bolt B15, baffle plate 16 and chute and ball-and-socket gold utensil body 17.Baffle plate 16 is a rigid disc, is provided with Ball-and-socket hole and bolt hole.And ball-and-socket and bolt hole are designed with chute and the side plectane of ball-and-socket gold utensil body 17, side is waist type Chute, club 14 wears the ball-and-socket hole on baffle plate 16, bulb be placed on and chute and ball-and-socket gold utensil body 17 on ball-and-socket in, baffle plate 16 and and chute and ball-and-socket gold utensil body 17 the hinge joint bulb of club 14 is lived by fastening bolt B15 clampings, be attached thereto it And can taper rotation.And the chute on chute and ball-and-socket gold utensil body 17 connects gold utensil body 9 by band Pin hole bolt 8 and pipe mother T Connection, after installation, that is, meets the requirement that is rigidly connected, the structure that can be tangled again according to real space angle flexible rotating ball, which is met, to be installed. The structure of chute can meet pipe bus and expand with heat and contract with cold the axial displacement caused again simultaneously.
The utility model connects cue stick components 3 and chute and ball-and-socket armour clamp assembly 4 three by flowing armour clamp assembly 2, adjustable type Part constitutes a whole set of gold utensil, realizes excessively stream and mechanical connection, and this gold utensil one end is arranged on converter transformer sleeve, is covered on sleeve pipe Anti-dizziness ball/ring in it is anti-corona, the member profile of no anti-dizziness ball/ring is both designed as arc transition, it is to avoid sharp chamfering bloom, simultaneously The design of fine aluminium twisted wire 7 is welded on gold utensil both sides, and gold utensil part is located on the inside of fine aluminium twisted wire, and wire forms certain shielding to gold utensil Protection, the anti-corona of gold utensil is realized by these three aspects.A whole set of gold utensil is ensureing between converter transformer sleeve 1 and pipe bus 5 , also can be along the axial direction of converter transformer sleeve 1, the axial direction of pipe bus 5 and the facing sleeve more than 1 of pipe bus 5 while rigid mechanical is connected Orientation easy slide or rotation, and be effectively accomplished anti-corona purpose, it is easy for installation, detachably, meet engineering performance and Requirement in terms of construction and installation.

Claims (7)

  1. The excessively stream gold utensil 1. a kind of current conversion station is slidably connected with converter transformer sleeve T adapter mothers, it is characterised in that:Including excessively stream gold utensil group Part, adjustable type connection cue stick components and chute and ball-and-socket armour clamp assembly;
    The two ends of the excessively stream armour clamp assembly be used to connecting the pipe bus that converter transformer sleeve and T connect realize the converter transformer sleeve with Excessively stream connection between the pipe bus that the T connects;
    The adjustable type connection club includes body of rod A and body of rod B, and the body of rod B is sheathed in the body of rod A, and the body of rod B Can along the body of rod A axial movement;The free-end of the body of rod A becomes with the connection change of current of the excessively stream armour clamp assembly to be covered Pipe end is connected, and the free-end of the body of rod B is hinged a bulb;
    Chute and the ball-and-socket armour clamp assembly includes chute and ball-and-socket gold utensil body;One end of chute and ball-and-socket the gold utensil body Face is provided with ball-and-socket, and other end is provided with chute;The bulb coordinates with the ball-and-socket;The chute by bolt with it is described The pipe bus end connection that the connection T of excessively stream armour clamp assembly connects.
  2. 2. excessively stream gold utensil according to claim 1, it is characterised in that:The excessively stream armour clamp assembly includes sleeve pipe excessively stream gold utensil Body, pipe mother T connect the female excessively stream gold utensil body of gold utensil body, pipe and aluminum stranded conductor;
    The aluminum stranded conductor is curved;
    The two ends of the aluminum stranded conductor are connected with described sleeve pipe excessively stream gold utensil body and the female excessively stream gold utensil body of pipe respectively;
    The converter transformer sleeve is with setting Copper-Aluminum compound piece on the joint face of described sleeve pipe excessively stream gold utensil body.
  3. 3. excessively stream gold utensil according to claim 2, it is characterised in that:Described sleeve pipe excessively stream gold utensil body and the body of rod A It is bolted;
    The pipe mother T connects gold utensil body and the female excessively stream gold utensil body of the pipe wraps up the pipe bus that the T connects.
  4. 4. the excessively stream gold utensil according to any one of claim 1-3, it is characterised in that:The body of rod A and the body of rod B it Between for threaded connection.
  5. 5. the excessively stream gold utensil according to any one of claim 1-3, it is characterised in that:Chute and the ball-and-socket armour clamp assembly Also include a baffle plate, the baffle plate is connected with the chute and ball-and-socket gold utensil body;
    The bulb coordinates through the ball-and-socket hole on the baffle plate with the ball-and-socket, make the bulb using the centre of sphere of the ball-and-socket as The point of rotation does taper rotation.
  6. 6. excessively stream gold utensil according to claim 5, it is characterised in that:The baffle plate and the chute and ball-and-socket gold utensil body Between be bolt connection.
  7. 7. the excessively stream gold utensil according to any one of claim 1-3, it is characterised in that:The chute is waist type chute.
CN201621129319.5U 2016-10-17 2016-10-17 A kind of current conversion station is slidably connected excessively stream gold utensil with converter transformer sleeve T adapter mothers Withdrawn - After Issue CN206332407U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107959270A (en) * 2016-10-17 2018-04-24 国家电网公司 Current conversion station is slidably connected overcurrent gold utensil with converter transformer sleeve T adapter mothers
CN108667060A (en) * 2018-04-18 2018-10-16 中国电力工程顾问集团西南电力设计院有限公司 A kind of method that current conversion station improves change of current valve tower operational reliability
CN110198020A (en) * 2019-05-24 2019-09-03 国家电网有限公司 Pipe bus-bar T-shaped connection gold utensil
CN110504652A (en) * 2019-09-20 2019-11-26 国网河南省电力公司南阳供电公司 A kind of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107959270A (en) * 2016-10-17 2018-04-24 国家电网公司 Current conversion station is slidably connected overcurrent gold utensil with converter transformer sleeve T adapter mothers
CN107959270B (en) * 2016-10-17 2024-01-26 国家电网公司 Current-converting bushing T-connection tube female sliding connection current-passing fitting for current-converting station
CN108667060A (en) * 2018-04-18 2018-10-16 中国电力工程顾问集团西南电力设计院有限公司 A kind of method that current conversion station improves change of current valve tower operational reliability
CN110198020A (en) * 2019-05-24 2019-09-03 国家电网有限公司 Pipe bus-bar T-shaped connection gold utensil
CN110504652A (en) * 2019-09-20 2019-11-26 国网河南省电力公司南阳供电公司 A kind of combined electrical apparatus enclosed busbar metallic conductor flexible fixing device

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