CN104036979B - Fixed contact assembly of valve hall and tubular bus and fixed contact connection fitting thereof - Google Patents
Fixed contact assembly of valve hall and tubular bus and fixed contact connection fitting thereof Download PDFInfo
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- CN104036979B CN104036979B CN201410233566.9A CN201410233566A CN104036979B CN 104036979 B CN104036979 B CN 104036979B CN 201410233566 A CN201410233566 A CN 201410233566A CN 104036979 B CN104036979 B CN 104036979B
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- plate
- bus
- anchor ear
- gold utensil
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- 239000010931 gold Substances 0.000 claims description 75
- 229910052737 gold Inorganic materials 0.000 claims description 75
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 74
- 230000003068 static effect Effects 0.000 claims description 48
- 238000003032 molecular docking Methods 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 241000469816 Varus Species 0.000 claims description 2
- 239000012212 insulator Substances 0.000 description 10
- 208000002173 dizziness Diseases 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002343 gold Chemical class 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Multiple-Way Valves (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention relates to fixed contact assembly of a valve hall and a tubular bus and fixed contact connection fitting thereof. The tubular bus and fixed contact connection fitting comprises a shielding ball which comprises a spherical casing; the casing walls of the opposite sides of the spherical casing are provided with a pair of bus punched holes for a corresponding tubular bus to penetrate; a bus fitting which is used for fixing the spherical casing on the tubular bus is fixedly arranged on the casing wall of the spherical casing and located inside the shielding ball; a contact fitting which is used for installing a corresponding fixed contact is fixedly arranged on the bus fitting and located inside the shielding ball. According to the tubular bus and fixed contact connection fitting and the fixed contact assembly utilizing the same, the structure is simple.
Description
Technical field
The present invention relates to the static contact assembling in the valve Room in high-voltage dc transmission electrical domain and its tubular bus and static contact
Connection gold utensil.
Background technology
At present, China has become as and runs in the world and building the direct current that DC engineering is most, capacity is maximum, circuit is the longest
Transmission of electricity big country.Current conversion station is the important component part in DC transmission engineering, and converter station valve hall is a closing space, and the valve Room sets
There are the visual plants such as valve tower, sleeve pipe, voltage transformer, the conversion of AC and DC is also carried out in the valve Room, therefore the corona in the valve Room
With radio interference phenomenon especially severe.In order to increase the anticorona ability of tubular bus and static contact, generally require using even
Connect gold utensil tubular bus and static contact are attached, existing connection gold utensil is as disclosed in Chinese patent CN103646797A
" a kind of 800kV current conversion station low side valve Room static contact gold utensil ", this gold utensil includes anti-dizziness ball, anti-dizziness ball include by episphere, under
The housing that hemisphere is formed by connecting, the housing wall of housing is provided with the side port that Liang Ge center angle is more than 90 degree, one of side
Mouth is used for wearing wire fixation gold utensil, and another side port wears for grounding switch, and the bottom of housing offers props up for wearing
The base opening of post insulator, the top of housing offers the top opening for wearing pipe bus gold utensil, and gold utensil also includes quiet for fixing
The stationary contact head support of contact.During use, housing is fixed on support insulator by ball stand, and pipe bus gold utensil and wire are solid
Deposit tool is arranged on support insulator by club fixed underpan, and stationary contact head support also is secured on support insulator, pipe
The excessively stream plate that on bus gold utensil, fixing tubular bus pass through to fix on current carrying conductor gold utensil fixing with wire electrically connects.Pillar is exhausted
Edge plays a part a support, and it supports anti-dizziness ball, pipe bus gold utensil, stationary contact head support and wire and fixes gold utensil,
Existing this connection gold utensil has problems in that：Gold utensil fixed by anti-dizziness ball, pipe bus gold utensil, stationary contact head support and wire
All supported by support insulator and fix, the attachment structure between the setting of support insulator and support insulator and each part increases
Add the complex degree of structure of connection gold utensil, also needed to the base opening passing through for support insulator is opened up on anti-dizziness ball simultaneously, many
Opening a mouth not only increases the manufacture difficulty of anti-dizziness ball, also can reduce the anti-corona effect of anti-dizziness ball simultaneously；Tubular bus pass through to carry
Conductance line electrically connects, with excessively stream plate, the complex degree of structure also increasing within anti-dizziness ball, is unfavorable for the assembling of anti-dizziness ball.
Content of the invention
It is an object of the invention to provide the connection gold utensil of a kind of simple tubular bus of structure and static contact；The present invention's
Purpose also resides in provides a kind of static contact in valve Room using this connection gold utensil to assemble.
In order to solve the above problems, the technical scheme is that：
Tubular bus and the connection gold utensil of static contact, including the shielding ball with spherical shell, the opposite side of spherical shell
It is provided with a pair on housing wall to bore a hole for the bus that corresponding tubular bus run through, in described screen on the housing wall of described spherical shell
Cover the bus gold utensil being fixedly provided with for being fixed on described spherical shell on described tubular bus of ball, on bus gold utensil in
The contact gold utensil being fixedly provided with for installing corresponding static contact of described shielding ball.
It is provided with the housing wall of described spherical shell and corresponding to described static contact pass through for corresponding grounding switch
Disconnecting link is bored a hole.
Described spherical shell is formed by the docking of upper and lower hemisphere, and two bus perforation in a pair of bus perforation are respectively provided with
On upper and lower hemisphere, it is provided with the docking location of upper and lower hemisphere along the circumferentially extending connection ring flat-plate of butt joint interface, connects ring flat-plate
It is fixedly connected with lower semisphere, episphere is sheathed on described connection ring flat-plate, connect ring flat-plate and episphere is removable connected, described bus
Gold utensil includes the anchor ear for holding described tubular bus tightly, and anchor ear includes being bolted a left side half anchor ear together and right half
Anchor ear, left half anchor ear is fixed on described connection ring flat-plate by left link, and right half anchor ear is fixed on described by right link
Connect on ring flat-plate.
Four connecting plates overhanging towards spherical shell center position are installed with described connection ring flat-plate, four connecting plates divide
Not Wei first, second, third and fourth connecting plate, described left link includes two pendant plates, and one end of two pendant plates leads to
Cross and be bolted on described left half anchor ear, the other end of two pendant plates is bolted respectively in first, second connection
On plate；Described right link includes a horizontal link plate, and the two ends of horizontal link plate are connected on the three, the 4th connecting plates, horizontal extension
Two perpendicular link plates are installed with plate, described right half anchor ear is fixedly arranged on described perpendicular link plate.
The bolt penetration hole that the confession respective bolt opening up on each connecting plate runs through is what length radially extended along spherical shell
Elongated hole.
Described contact gold utensil include two connection link plates, two connect link plate respectively sandwiched be fixed on described left half anchor ear with
Between each pendant plate, two connect link plate and are installed with contact connecting plate away from one end of described left half anchor ear, on contact connecting plate
Offer common phase to answer clamping screw to pass through and realize the connection elongated hole being fixed on static contact on contact connecting plate.
In the present invention, the technical scheme of the static contact assembling in the valve Room is：
The static contact assembling in the valve Room, including static contact and tubular bus and the company connecting described static contact and tubular bus
Connect gold utensil, connection gold utensil includes the shielding ball with spherical shell, the opposite side housing wall of spherical shell is provided with a pair of mother
Line is bored a hole, and described tubular bus run through described bus perforation, in the inside of described shielding ball on the housing wall of described spherical shell
Be installed with bus gold utensil, described spherical shell is fixedly arranged on described tubular bus by described bus gold utensil, on bus gold utensil in
Described shielding ball be fixedly provided with the contact gold utensil installing described static contact.
Described spherical shell is formed by the docking of upper and lower hemisphere, and two bus perforation in a pair of bus perforation are respectively provided with
On upper and lower hemisphere, it is provided with the docking location of upper and lower hemisphere along the circumferentially extending connection ring flat-plate of butt joint interface, connects ring flat-plate
It is fixedly connected with lower semisphere, episphere is sheathed on described connection ring flat-plate, connect ring flat-plate and episphere is removable connected, described bus
Gold utensil includes the anchor ear for holding described tubular bus tightly, and anchor ear includes being bolted a left side half anchor ear together and right half
Anchor ear, left half anchor ear is fixed on described connection ring flat-plate by left link, and right half anchor ear is fixed on described by right link
Connect on ring flat-plate.
Four connecting plates overhanging towards spherical shell center position are installed with described connection ring flat-plate, four connecting plates divide
Not Wei first, second, third and fourth connecting plate, described left link includes two pendant plates, and one end of two pendant plates leads to
Cross and be bolted on described left half anchor ear, the other end of two pendant plates is bolted respectively in first, second connection
On plate；Described right link includes a horizontal link plate, and the two ends of horizontal link plate are connected on the three, the 4th connecting plates, horizontal extension
Two perpendicular link plates are installed with plate, described right half anchor ear is fixedly arranged on described perpendicular link plate.
Described contact gold utensil include two connection link plates, two connect link plate respectively sandwiched be fixed on described left half anchor ear with
Between each pendant plate, two connect link plate and are installed with contact connecting plate away from one end of described left half anchor ear, on contact connecting plate
Offer common phase to answer clamping screw to pass through and realize the connection elongated hole being fixed on static contact on contact connecting plate.
Beneficial effects of the present invention are：In the present invention, tubular bus run through whole by running through a pair of bus perforation
Shielding ball, the tubular bus running through shielding ball have enough rigidity, and it is entirely to connect gold that tubular bus utilize the rigidity of itself
Tool and static contact provide a support, shielding ball and static contact to be all fixedly arranged on tubular bus it is not necessary to arrange in shielding ball
Support insulator, therefore avoids the need for opening up, on shielding ball, the perforation passing through for support insulator, non-in the making of shielding ball
Often simple, reduce the complex degree of structure of connection gold utensil, simultaneously fewer perforate on shielding ball, the anti-corona effect of shielding ball is also
Better；In addition, tubular bus itself outwards transmit electric current, it is not required to arrange the fixing gold utensil of corresponding wire and crosses current carrying conductor,
While convenient for assembly, further reduce the complex degree of structure of connection gold utensil.
Brief description
Fig. 1 is the structural representation of an embodiment of static contact assembling in the valve Room in the present invention, is also the present invention simultaneously
The use state figure of one embodiment of connection gold utensil of middle tubular bus and static contact；
Fig. 2 is the structural representation shielding ball in Fig. 1；
Fig. 3 is the structural representation of episphere in Fig. 2；
Fig. 4 is the structural representation of lower semisphere in Fig. 2；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the A-A of Fig. 5 to sectional view；
Fig. 7 is the B-B direction sectional view of Fig. 5；
Fig. 8 is Fig. 1 median generatrix gold utensil, the cooperation schematic diagram of contact gold utensil；
Fig. 9 is the top view of Fig. 8；
Figure 10 is the structural representation of right link in Fig. 8；
Figure 11 is the structural representation of right half anchor ear in Fig. 8；
Figure 12 is the structural representation of contact connecting plate in Fig. 8.
Specific embodiment
The enforcement of the static contact assembling in the valve Room is for example shown in Fig. 1 ~ 12：Quiet including static contact 1, tubular bus 6 and connection
Contact 1 and the connection gold utensil of tubular bus 6, connection gold utensil includes the shielding ball 2 with spherical shell, the opposite side of spherical shell
A pair of bus perforation 7 is provided with housing wall, along to the internal varus of shielding ball, spherical shell is by episphere in the aperture of bus perforation
1st, lower semisphere 3 docking forms, and upper and lower hemisphere is made by metal material, is preferably made using aluminum, upper and lower hemisphere
The polished process in surface, two bus perforation in a pair of bus perforation are respectively arranged on upper and lower hemisphere, and tubular bus 6 pass through
Wear described bus perforation 7.It is provided with the docking location of upper and lower hemisphere along the circumferentially extending connection ring flat-plate 9 of butt joint interface, connection ring
Plate 9 is fixedly welded on lower semisphere 3, and upper half ball cover 1, located at connecting on ring flat-plate 9, connects ring flat-plate and passes through releasable connection with episphere
Structure is removable to be connected, and releasable connection structure includes the screw perforation 15 being arranged on episphere 1 and is arranged at described connection ring flat-plate 9
On the screwed hole 16 corresponding with each screw perforation 15, install locking screw in each screw perforation and corresponding screwed hole during use
Upper and lower hemisphere is fixed up by nail 14.It is fixedly provided with bus gold utensil in shielding ball, shielding on the housing wall of spherical shell
Ball 2 is fixed on tubular bus 6 by bus gold utensil, and bus gold utensil includes the anchor ear 5 for holding tubular bus 6 tightly, anchor ear bag
Include and be bolted a left side half anchor ear 52 together and right half anchor ear 51, left and right anchor ear supplies the hole that bolt is installed using heavy
Pore structure 19, leaves certain interval between left and right anchor ear, and this is primarily to be conveniently adjusted when holding tubular bus tightly, at this
O-ring seal is enclosed within the bolt connecting left and right anchor ear by gap location, so that being difficult to fall when bolt is installed in high-altitude.Left half
Anchor ear 52 is fixed on connection ring flat-plate 9 by left link 8, and right half anchor ear 51 is fixed on connection ring flat-plate 9 by right link 4
On, connect and four connecting plates 17 overhanging towards spherical shell center position are installed with ring flat-plate 9, four connecting plates are respectively the
First, second, third and the 4th connecting plate, each connecting plate all offers bolt penetration hole 18, bolt penetration hole 18 is length along ball
The elongated hole that shape housing radially extends, left link includes two pendant plates 81, and one end of two pendant plates 81 is bolted
On left half anchor ear 52, the other end of two pendant plates is bolted respectively on first, second connecting plate；Right link
4 include a horizontal link plate 41, and the two ends of horizontal link plate 41 are connected on the three, the 4th connecting plates, horizontal link plate 41 weld solid
Surely there are two perpendicular link plates 42, right half anchor ear 51 is fixedly arranged on perpendicular link plate 42 by bolt.In the inside of shielding ball on bus gold utensil
It is installed with the contact gold utensil installing described static contact, contact gold utensil includes two connection link plates 12, two connect link plate and press from both sides respectively
If being fixed between left half anchor ear 52 and each pendant plate 81, two connect link plate 12 away from left half anchor ear 52 one end be installed with tactile
Head connecting plate 13, contact connecting plate 13 offers and passes through for clamping screw and contact 11 is fixed on contact connecting plate 13 by realization
On connection elongated hole 20.The knife that for corresponding grounding switch pass through corresponding to static contact is provided with the housing wall of spherical shell
Lock perforation 10, disconnecting link perforation is the particular location scene perforate according to grounding switch at the construction field (site), so can ensure that disconnecting link
The accuracy of punch position.
Shielding ball working mechanism be：The voltages such as shielding ball, gold utensil, tubular bus holding, shielding ball internal electric field is less,
Outside shielding ball, even if shielding ball surface voltage is higher, because shielding ball surface is smooth, in shielding ball surface and external electrical field
Intensity is also far below the bloom field intensity of air, will not bloom.Without shielding ball, gold utensil surface voltage is higher, simultaneously because
There is wedge angle in the geometry of gold utensil, easily cause electric field to concentrate and lead to bloom.
Tubular bus in the present invention run through whole shielding ball, therefore have certain rigidity, shielding ball is by bus gold
Tool is fixed on tubular bus, and static contact is fixed on tubular bus by contact gold utensil, and tubular bus are static contact and entirely
Connection gold utensil provides a support, enormously simplify the structure of product, can also improve the anti-corona effect of shielding ball simultaneously.Bolt
Bore a hole can facilitate using long pore structure and in installation process, left and right link is adjusted；Connect elongated hole also to tie for elongated hole
Structure, can facilitate the equipment adjustment of static contact；Screw perforation on episphere and the screwed hole connecting on ring flat-plate take pairing to add
Work form it is ensured that install accuracy；Four connecting plates form four strong points it is ensured that shielding the stability of ball.
In the other embodiments of this static contact assembling：Left and right side support can also adopt identical structure；Connecting plate is also
Can be arranged on episphere or lower semisphere, certain connecting plate can also be without setting, now left and right side support can directly weld admittedly
On shielding ball；Left and right side support can also be an integrally-built support, and now anchor ear can be fixed by this support
On connection ring flat-plate, episphere or lower cricket；Connecting ring flat-plate can be with integrally casting shaping with lower semisphere；Horizontal link plate and perpendicular link plate
Can also integrally casting shaping；Contact connecting plate and connection link plate can also integrally casting shapings；Connect elongated hole and bolt penetration hole
Can also be without is long pore structure.
The enforcement of the connection gold utensil of tubular bus and static contact is for example shown in Fig. 1 ~ 12：Tubular bus and the connection of static contact
The concrete structure of gold utensil is identical with the connection gold utensil described in above-mentioned each static contact assembling embodiment, will not be described in detail herein.
Claims (7)
1. the connection gold utensil of tubular bus and static contact, including the shielding ball with spherical shell it is characterised in that：Spherical shell
Opposite side housing wall on be provided with the bus running through for corresponding tubular bus a pair and bore a hole, the aperture of bus perforation is along to shielding
The internal varus of ball, being fixedly provided with for described spherical shell is solid in described shielding ball on the housing wall of described spherical shell
Bus gold utensil on described tubular bus, accordingly quiet for installing in being fixedly provided with of described shielding ball on bus gold utensil
The contact gold utensil of contact, the housing wall of described spherical shell is provided with corresponding to described static contact for corresponding grounding switch
The disconnecting link perforation passing through；Described spherical shell is formed by the docking of upper and lower hemisphere, two bus perforation point in a pair of bus perforation
It is not arranged on upper and lower hemisphere, be provided with along the circumferentially extending connection ring flat-plate of butt joint interface at the docking location of upper and lower hemisphere, even
Connect ring flat-plate to be fixedly connected with lower semisphere, episphere is sheathed on described connection ring flat-plate, connect ring flat-plate and episphere is removable connected, institute
State the anchor ear that bus gold utensil includes for holding described tubular bus tightly, anchor ear includes being bolted a left side half anchor ear together
With right half anchor ear, left half anchor ear by left link be fixed on described connection ring flat-plate on, right half anchor ear is fixed by right link
On described connection ring flat-plate.
2. tubular bus according to claim 1 and static contact connection gold utensil it is characterised in that：On described connection ring flat-plate
It is installed with four connecting plates overhanging towards spherical shell center position, four connecting plates are respectively first, second, third and the
Four connecting plates, described left link includes two pendant plates, and one end of two pendant plates is bolted at described left half armful
On hoop, the other end of two pendant plates is bolted respectively on first, second connecting plate；Described right link includes one
Individual horizontal link plate, the two ends of horizontal link plate are connected on the three, the 4th connecting plates, and horizontal link plate is installed with two perpendicular link plates, institute
State right half anchor ear to be fixedly arranged on described perpendicular link plate.
3. tubular bus according to claim 2 and static contact connection gold utensil it is characterised in that：Open up on each connecting plate
The bolt penetration hole that runs through of confession respective bolt be the elongated hole that length radially extends along spherical shell.
4. tubular bus according to claim 2 and static contact connection gold utensil it is characterised in that：Described contact gold utensil bag
Include two connection link plates, two connect link plate respectively sandwiched be fixed between described left half anchor ear and each pendant plate, two connection
Link plate is installed with contact connecting plate away from one end of described left half anchor ear, contact connecting plate offers common phase and answers clamping screw to wear
Cross and realize connection elongated hole static contact being fixed on contact connecting plate.
5. the static contact assembling in the valve Room, including static contact and tubular bus and the connection connecting described static contact and tubular bus
Gold utensil, connection gold utensil include the shielding ball with spherical shell it is characterised in that：Arrange on the opposite side housing wall of spherical shell
There is a pair of bus perforation, described tubular bus run through described bus perforation, in described shielding on the housing wall of described spherical shell
Ball be fixedly provided with bus gold utensil, described spherical shell is fixedly arranged on described tubular bus by described bus gold utensil, bus
On gold utensil in described shielding ball be fixedly provided with the contact gold utensil installing described static contact, on the housing wall of described spherical shell
It is provided with for disconnecting link that corresponding grounding switch pass through bore a hole corresponding to described static contact；Described spherical shell is by upper and lower half
Ball docking forms, and two bus perforation in a pair of bus perforation are respectively arranged on upper and lower hemisphere, the docking of upper and lower hemisphere
It is provided with position along the circumferentially extending connection ring flat-plate of butt joint interface, connect ring flat-plate and be fixedly connected with lower semisphere, episphere is sheathed on
On described connection ring flat-plate, connect ring flat-plate and episphere is removable connected, described bus gold utensil is included for holding described tubular bus tightly
Anchor ear, anchor ear includes being bolted a left side half anchor ear together and right half anchor ear, and it is solid that left half anchor ear passes through left link
On described connection ring flat-plate, right half anchor ear is fixed on described connection ring flat-plate by right link.
6. the valve Room according to claim 5 static contact assembling it is characterised in that：It is installed with four on described connection ring flat-plate
The connecting plate overhanging towards spherical shell center position, four connecting plates are respectively first, second, third and fourth connecting plate,
Described left link includes two pendant plates, and one end of two pendant plates is bolted on described left half anchor ear, two
The other end of pendant plate is bolted respectively on first, second connecting plate；Described right link includes a horizontal link plate,
The two ends of horizontal link plate are connected on the three, the 4th connecting plates, and horizontal link plate is installed with two perpendicular link plates, described right half anchor ear
It is fixedly arranged on described perpendicular link plate.
7. the valve Room according to claim 6 static contact assembling it is characterised in that：Described contact gold utensil includes two connections
Link plate, two connect link plate respectively sandwiched be fixed between described left half anchor ear and each pendant plate, two connect link plates away from institute
The one end stating left half anchor ear is installed with contact connecting plate, contact connecting plate offers common phase answer clamping screw to pass through and realize by
Static contact is fixed on the connection elongated hole on contact connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233566.9A CN104036979B (en) | 2014-05-29 | 2014-05-29 | Fixed contact assembly of valve hall and tubular bus and fixed contact connection fitting thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233566.9A CN104036979B (en) | 2014-05-29 | 2014-05-29 | Fixed contact assembly of valve hall and tubular bus and fixed contact connection fitting thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104036979A CN104036979A (en) | 2014-09-10 |
| CN104036979B true CN104036979B (en) | 2017-02-15 |
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ID=51467716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410233566.9A Active CN104036979B (en) | 2014-05-29 | 2014-05-29 | Fixed contact assembly of valve hall and tubular bus and fixed contact connection fitting thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104036979B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337230B (en) * | 2015-11-27 | 2018-08-17 | 平高集团有限公司 | A kind of pipe bus jump wire connection gold utensil |
| CN106229207B (en) * | 2016-08-23 | 2019-06-07 | 国家电网公司 | Shield fitting and the disconnecting switch using the shielding fitting |
| CN108173203B (en) * | 2017-12-20 | 2021-05-11 | 国家电网有限公司 | Shielding ball and shielding ball mounting structure using same |
| CN108922820B (en) * | 2018-09-29 | 2023-07-21 | 湖南长高高压开关有限公司 | Large-scale suspension open-pore split type shielding cover for extra-high voltage isolating switch and buckling method |
| CN111203793A (en) * | 2020-02-20 | 2020-05-29 | 长春博瑞达光电子有限公司 | Hyper-hemispherical fairing |
| CN112133507B (en) * | 2020-08-10 | 2022-05-24 | 国家电网有限公司 | Shielding ball |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3527875A (en) * | 1967-11-08 | 1970-09-08 | Anderson Electric Corp | High voltage bus connectors shielded against corona discharge |
| CN202268664U (en) * | 2011-10-25 | 2012-06-06 | 南京线路器材厂 | 250 tubular bus bar bridging suspension fitting for 400kV converter station |
| CN103618213A (en) * | 2013-12-05 | 2014-03-05 | 国家电网公司 | Casing tube end portion connecting fitting for 800kV converter station |
| CN203839222U (en) * | 2014-05-29 | 2014-09-17 | 国家电网公司 | Static contact assembling for valve hall, and connecting metal fitting for connecting tubular busbar with static contact |
-
2014
- 2014-05-29 CN CN201410233566.9A patent/CN104036979B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3527875A (en) * | 1967-11-08 | 1970-09-08 | Anderson Electric Corp | High voltage bus connectors shielded against corona discharge |
| CN202268664U (en) * | 2011-10-25 | 2012-06-06 | 南京线路器材厂 | 250 tubular bus bar bridging suspension fitting for 400kV converter station |
| CN103618213A (en) * | 2013-12-05 | 2014-03-05 | 国家电网公司 | Casing tube end portion connecting fitting for 800kV converter station |
| CN203839222U (en) * | 2014-05-29 | 2014-09-17 | 国家电网公司 | Static contact assembling for valve hall, and connecting metal fitting for connecting tubular busbar with static contact |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104036979A (en) | 2014-09-10 |
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