CN107834477A - A kind of converter station valve hall has with pipe capital - Google Patents
A kind of converter station valve hall has with pipe capital Download PDFInfo
- Publication number
- CN107834477A CN107834477A CN201710930803.0A CN201710930803A CN107834477A CN 107834477 A CN107834477 A CN 107834477A CN 201710930803 A CN201710930803 A CN 201710930803A CN 107834477 A CN107834477 A CN 107834477A
- Authority
- CN
- China
- Prior art keywords
- pipe
- converter station
- connection unit
- hinge
- valve hall
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
- H02G5/061—Tubular casings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
Abstract
Have the invention discloses a kind of converter station valve hall with pipe capital, it is related to gold utensil technical field, it can be disconnected to solve existing pipe capital tool under earthquake operating mode because of larger stress damage equipment or with equipment, the problem of so as to cause valve Room equipment to lose its basic electric property.Converter station valve hall pipe capital tool includes two the first pipes mothers, the female one end of two the first pipes is used to connect one to one with two equipment, the other end is connected as a single entity by connection unit, connection unit includes conductive structure, two female one end close to connection unit of the first pipe are connected with conductive structure by wire, the equal casting die for uniform electric field is provided with connection unit, connection unit can allow the motion of two the first pipe mothers in the horizontal direction by deforming upon, so that the distance between female one end for being used to be connected with equipment of two the first pipes changes.The present invention is used to realize the electrical connection of two equipment rooms in converter station valve hall, mechanical support and pressure shielding.
Description
Technical field
The present invention relates to gold utensil technical field, more particularly to a kind of converter station valve hall to have with pipe capital.
Background technology
D.C. high voltage transmission because can at a distance, low-loss, the transmission without drop point a large amount of electric power energies, in China
Extensive use is arrived.Core of the converter station valve hall as DC transmission engineering, it is progress alterating and direct current phase during direct current transportation
The place mutually converted.There is inside the valve Room converter valve, wall bushing, converter transformer valve side sleeve, support insulator, arrester, connect
Numerous equipment such as ground switch.
In the prior art, the electrical connection of two equipment rooms and pressure shielding are that have to realize by pipe capital, i.e., existing
Two connection ends of the pipe capital tool in technology are used for two equipment that connect one to one.
For the current conversion station in high earthquake intensity region, in normal conditions, pipe capital tool can meet electric, load
Stream, temperature rise and the requirement of mechanical performance；But under earthquake operating mode, each equipment can shake because of ground seismic wave function and its own mechanical in the valve Room
The difference of dynamic characteristic and swing in different directions, cause equipment room to produce larger relative displacement, i.e. between two equipment
Away from the change having by a relatively large margin, but it is basically unchanged however, the pipe capital has the distance between two connection ends, this causes two
Larger stress be present between connection end and institute's attached device, be easily damaged equipment or disconnected with corresponding equipment, so as to cause
Lose its basic electric property in the valve Room.
The content of the invention
Embodiments of the invention provide a kind of converter station valve hall to be had with pipe capital, can solve existing pipe capital tool in earthquake work
Under condition equipment can be damaged because of larger stress or is disconnected with corresponding equipment, and then cause the valve Room to lose its basic electricity
The problem of gas performance.
To reach above-mentioned purpose, embodiments of the invention adopt the following technical scheme that：
A kind of converter station valve hall has with pipe capital, including two the first pipes are female, and two female one end of first pipe are used for
Being connected one to one with two equipment, the other end is connected as a single entity by connection unit, and the connection unit includes conductive structure, and two
Individual female one end close to the connection unit of first pipe is connected with the conductive structure by wire, the connection unit
Place is provided with the equal casting die for uniform electric field, and the connection unit can allow two the first pipe mothers to exist by deforming upon
Motion in horizontal direction, so that the distance between female one end for being used to be connected with equipment of two first pipes changes.
Further, the conductive structure includes a strip part, and the connection unit also includes being located at the strip
Two hinges at shape part both ends, the hinge axis of two hinges are vertically arranged, and the both ends of the strip part pass through respectively
The respective end of the corresponding hinge and two the first pipes mothers correspond be hinged.
Further, the strip part and two the first pipe mothers are horizontally disposed.
Further, two the first pipe mother stocks not Wei Yu the strip part bearing of trend both sides, in addition to
Two one-to-one two suspension units of hinge, the bottom of the suspension unit and the hinge axis of respective hinge are fixed,
Top is used to be hinged with the roof in the valve Room.
Further, the strip part is that the second pipe is female.
Further, the equal casting die is equipped with two hinges.
Further, the casting die is grading ring, and the grading ring is fixed on the corresponding hinge by support
On hinge axis.
Further, each both sides of the hinge along its hinge axis bearing of trend are equipped with the grading ring.
Further, the size positioned at two grading rings of the same hinge both sides is identical.
Converter station valve hall provided in an embodiment of the present invention has with pipe capital, due to female including two the first pipes, described in two
The female one end of first pipe is used to connect one to one with two equipment, and the other end is connected as a single entity by connection unit, the connection
Unit includes conductive structure, and two the first pipes mothers are close to one end of the connection unit with the conductive structure by leading
Line is connected, and the equal casting die for uniform electric field is provided with the connection unit, and the connection unit can be permitted by deforming upon
Perhaps the motion of two the first pipe mothers in the horizontal direction, so that the female one end for being used to be connected with equipment of two first pipes
The distance between change, therefore under earthquake operating mode, when the level interval of two equipment changes, two the first pipe mothers can
Move in the horizontal direction, so that the distance between female one end for being used to be connected with equipment of two first pipes adaptability changes
Become, that is, the flexible connection and displacement decoupling of equipment room are realized, so as to prevent two the first pipes are female to be used for what is be connected with equipment
One end is damaged equipment because of larger stress or disconnected with corresponding equipment, and then avoids the valve Room and lose its basic electricity
The problem of gas performance.
Brief description of the drawings
Fig. 1 is the schematic diagram of converter station valve hall pipe of embodiment of the present invention capital tool；
Fig. 2 is another angle schematic diagram of converter station valve hall pipe of embodiment of the present invention capital tool；
Fig. 3 has A, B both ends institute's attached device in reverse geological process power for converter station valve hall pipe of embodiment of the present invention capital
F1And F2In the presence of top view when being located remotely from each other；
Fig. 4 has A, B both ends institute's attached device in reverse geological process power for converter station valve hall pipe of embodiment of the present invention capital
F1And F2In the presence of it is close to each other when top view.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " on ", " under ", "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on shown in the drawings
Orientation or position relationship, be for only for ease of the description present invention and simplify description, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Term " first ", " second " be only used for describe purpose, and it is not intended that instruction or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " be meant that two or
Two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Referring to Figures 1 and 2, have the embodiments of the invention provide a kind of converter station valve hall with pipe capital, including two first
Pipe mother 1, one end of two the first pipe mothers 1 are used to connect one to one with two equipment (not shown)s, and the other end passes through company
Order member 2 is connected as a single entity, and connection unit 2 includes conductive structure 21, two the first pipe mothers 1 close to one end of connection unit 2 with
Conductive structure 21 is connected by wire 3, in general, and wire 3 is aluminum stranded conductor or copper strips, what particular number and type were had by pipe capital
Maximum current-carrying requires to determine (being usually 4~6), provided with the equal casting die 4 for uniform electric field, connection unit 2 at connection unit 2
The motion of two the first pipe mothers 1 in the horizontal direction can be allowed by deforming upon, so that two the first pipe mothers 1 are used for setting
The distance between one end of standby connection changes.
Converter station valve hall provided in an embodiment of the present invention has with pipe capital, due to including two the first pipe mothers 1, two first
One end of pipe mother 1 is used to connect one to one with two equipment, and the other end is connected as a single entity by connection unit 2, and connection unit 2 wraps
Conductive structure 21 is included, two the first pipe mothers 1 are connected close to one end of connection unit 2 with conductive structure 21 by wire 3, connection
The equal casting die 4 for uniform electric field is provided with unit 2, connection unit 2 can allow two the first pipe mothers 1 to exist by deforming upon
Motion in horizontal direction, so that the distance between one end that two the first pipe mothers 1 are used to be connected with equipment changes, therefore on ground
Shake under operating mode, when the level interval of two equipment changes, two the first pipe mothers 1 can move in the horizontal direction, so that two
First pipe mother 1 is used for the distance between one end for be connected with equipment adaptive change, that is, realize the flexible connection of equipment room with
Displacement decouples, so as to prevent one end that two the first pipes mother 1 is used to be connected with equipment damage because of larger stress equipment or
Disconnected with corresponding equipment, and then avoid the problem of its basic electric property is lost in the valve Room.
The embodiment of conductive structure 21 have it is a variety of, example, conductive structure 21 can include multiple strip parts, multiple
Strip part is hinged and electrically connected successively, and its hinge axes is vertical, positioned at both ends two strip parts respectively with two the
The respective end of one pipe mother 1, which corresponds, fixes, and now, connection unit 2 only includes conductive structure 21, and shape occurs for connection unit 2
Change is that conductive structure 21 deforms upon, i.e., the angle in multiple be hinged strip parts between adjacent two changes, so as to permit
Perhaps two the first pipe mothers 1 move in the horizontal direction；In the present embodiment, conductive structure 21 preferably includes a strip part, this
When, connection unit 2 also includes two hinges 22 located at strip part both ends, and the hinge axis of two hinges 22 is vertically arranged,
The both ends of strip part correspond be hinged, connection by the respective end of corresponding hinge 22 and two the first pipe mothers 1 respectively
Unit 2 deforms upon two partial relative rotations in i.e. each hinge 22, so as to allow two the first pipe mothers 1 in the horizontal direction
Upper motion；Include multiple strip parts compared to conductive structure 21, the present embodiment make it that structure is simpler.
Preferably, strip part and two the first pipe mothers 1 are horizontally disposed, and compared to being obliquely installed, being horizontally disposed with to reduce
The space that pipe capital tool takes in the height direction, simplify installation, optimization valve Room air clearance, so as to optimize in the valve Room
Space and layout.
On the basis of above-described embodiment, referring to figs. 1 to Fig. 4, two the first pipe mothers 1 are located at strip respectively in the present embodiment
The both sides of shape part bearing of trend, i.e. two the first pipe mothers 1 are not at the same side of strip part bearing of trend, the pipe capital
Tool also includes and two hinges, 22 one-to-one two suspension units 5, the bottom of suspension unit 5 and the hinge of respective hinge 22
Axle is fixed, and top is used to be hinged with the roof in the valve Room；(it is generally compound exhausted specifically, suspension unit 5 includes suspension insulator 51
Edge), suspension insulator 51 carry suspention hanging plate (not shown) of grading ring 52 and the bottom of suspension insulator 51 etc.；
Pipe capital tool in the present embodiment is to meet the relative position of the level of equipment room under earthquake operating mode in the following manner
Move what is required：
As shown in figure 3, when pipe capital has A, B both ends institute's attached device in reverse earthquake directed force F1And F2In the presence of mutually
When remote, A, B both ends are by reverse pulling force, and now, (it is functionally similar to two partial relative rotations in each hinge 22
The stretching in joint), at the same strip part rotate counterclockwise and tilt, so as to allow two the first pipe mothers 1 to follow relevant device to exist
In horizontal direction away from each other.Wherein, wire 3 is to be flexible coupling, and can adapt to the stretching that pipe capital has by the contraction of itself.
Under nominal situation, the horizontal range at pipe capital tool A, B both ends is L1+L3, under this earthquake operating mode, the water at pipe capital tool A, B both ends
L is can be stretched on flat Distance Theory1+L2+L3, imply that the maximum horizontal stretching displacement that pipe capital tool can adapt to is L2, therefore
By adjusting L2Length, you can meet the horizontal relative displacement requirement of equipment room under different earthquake operating mode；
As shown in figure 4, when pipe capital has A, B both ends institute's attached device in reverse earthquake directed force F1And F2In the presence of mutually
When close, A, B both ends are by reverse thrust, and now, (it is functionally similar to two partial relative rotations in each hinge 22
The contraction in joint), while strip part dextrorotation transfers to tilt, so as to allow two the first pipe mothers 1 to follow relevant device to exist
It is close to each other in horizontal direction.Wherein, wire 3 is to be flexible coupling, and can adapt to the shortening that pipe capital has by the expansion of itself.
Under nominal situation, the horizontal range at pipe capital tool A, B both ends is L1+L3, under this earthquake operating mode, the water at pipe capital tool A, B both ends
L is compressible on flat Distance Theory1+L3-L2(usually, L1With L3It is all higher than L2), imply that pipe capital tool can adapt to most
The flat compression displacement of flood is L2, therefore by adjusting L2Length, you can meet that the level of equipment room under different earthquake operating mode is relative
Displacement request.
Specifically, strip part is that the second pipe is female, the first pipe mother 1 and the second pipe mother are usually hollow aluminum pipe.
Referring to figs. 1 to Fig. 4, equal casting die 4 is equipped with two hinges 22, thus can be improved by each casting die 4 by height
The strip part that voltage band is come and the electric-field intensity of the junction of corresponding first pipe mother 1 distort, and play a part of uniform electric field.
Equal casting die 4 is preferably grading ring, and grading ring is fixed on the hinge axis of corresponding hinge 22 by support 6, compared
Voltage equalizing ball, grading ring allow the escape groove of the first pipe mother 1 and the motion of strip part without being opened up thereon, so as to facilitate pipe mother
The making of gold utensil.
Each both sides of the hinge 22 along its hinge axis bearing of trend are equipped with grading ring, i.e., the top of each hinge 22 is with
Side is equipped with grading ring, thus can play a part of more preferable uniform electric field to corresponding junction, prevent corona discharge.
On the basis of above-described embodiment, the size of two grading rings of the same both sides of hinge 22 is located in the present embodiment
It is identical, so more preferable uniform electric field further can be played a part of to corresponding junction, to meet engine request, specifically,
Caliber, external diameter and the installation site of grading ring can be calculated by Electric Field Simulation.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of converter station valve hall has with pipe capital, it is characterised in that female including two the first pipes, two first pipes are female
One end is used to connect one to one with two equipment, and the other end is connected as a single entity by connection unit, and the connection unit includes leading
Electric structure, two female one end close to the connection unit of first pipe are connected with the conductive structure by wire, institute
The equal casting die being provided with connection unit for uniform electric field is stated, the connection unit can allow described in two by deforming upon
The motion of first pipe mother in the horizontal direction, so that the distance between female one end for being used to be connected with equipment of two first pipes
Change.
2. converter station valve hall according to claim 1 has with pipe capital, it is characterised in that the conductive structure includes one
Strip part, the connection unit also include two hinges located at the strip part both ends, the hinge of two hinges
Axle is vertically arranged, and the both ends of the strip part are corresponding with two the first pipes mothers' by the corresponding hinge respectively
End corresponds be hinged.
3. converter station valve hall according to claim 2 has with pipe capital, it is characterised in that the strip part and two institutes
It is horizontally disposed to state the first pipe mother.
4. converter station valve hall according to claim 3 has with pipe capital, it is characterised in that two the first pipe mother stocks are other
Positioned at the both sides of the strip part bearing of trend, in addition to two one-to-one two suspension units of hinge, institute
State the bottom of suspension unit and the hinge axis of respective hinge is fixed, top is used to be hinged with the roof in the valve Room.
5. converter station valve hall according to claim 2 has with pipe capital, it is characterised in that the strip part is the second pipe
It is female.
6. converter station valve hall according to claim 2 has with pipe capital, it is characterised in that is equipped with two hinges
The equal casting die.
7. converter station valve hall according to claim 6 has with pipe capital, it is characterised in that the casting die is grading ring,
The grading ring is fixed on by support on the hinge axis of the corresponding hinge.
8. converter station valve hall according to claim 7 has with pipe capital, it is characterised in that each hinge is along its hinge
The both sides of axle bearing of trend are equipped with the grading ring.
9. converter station valve hall according to claim 8 has with pipe capital, it is characterised in that positioned at the same hinge two
The size of two grading rings of side is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710930803.0A CN107834477B (en) | 2017-10-09 | 2017-10-09 | Tube master alloy tool for converter station valve hall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710930803.0A CN107834477B (en) | 2017-10-09 | 2017-10-09 | Tube master alloy tool for converter station valve hall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107834477A true CN107834477A (en) | 2018-03-23 |
| CN107834477B CN107834477B (en) | 2023-07-11 |
Family
ID=61647627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710930803.0A Active CN107834477B (en) | 2017-10-09 | 2017-10-09 | Tube master alloy tool for converter station valve hall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107834477B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493981A (en) * | 2018-04-18 | 2018-09-04 | 中国电力工程顾问集团西南电力设计院有限公司 | Doublejointed connection structure between a kind of change of current change and converter valve |
| CN108599066A (en) * | 2018-04-23 | 2018-09-28 | 许继电气股份有限公司 | A kind of the converter valve Room pipe capital tool and the converter valve Room |
| 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 |
| CN108963925A (en) * | 2018-09-20 | 2018-12-07 | 南方电网科学研究院有限责任公司 | A kind of combination hardware fitting |
| CN109243729A (en) * | 2018-09-20 | 2019-01-18 | 南方电网科学研究院有限责任公司 | A kind of grading ring fitting |
| GB2622045A (en) * | 2022-08-31 | 2024-03-06 | Eaton Intelligent Power Ltd | Branch busbar device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201601442U (en) * | 2010-01-25 | 2010-10-06 | 辽宁锦兴电力金具科技股份有限公司 | Welding wire type double tubular bus-bar sleeve valve hall hardware fitting |
| CN203387132U (en) * | 2013-05-27 | 2014-01-08 | 国家电网公司 | Connecting structure of converter station valve hall wall bushing and tubular bus-bar and connecting fitting thereof |
| CN103633592A (en) * | 2013-12-13 | 2014-03-12 | 国家电网公司 | Sleeve and tubular busbar bridging overcurrent fitting for 800kV convertor station |
| CN206332416U (en) * | 2016-10-28 | 2017-07-14 | 国家电网公司 | A kind of current conversion station slides/be fixedly connected excessively stream with pipe mother and static contact fixes gold utensil |
| CN207251138U (en) * | 2017-10-09 | 2018-04-17 | 南方电网科学研究院有限责任公司 | A kind of converter station valve hall has with pipe capital |
-
2017
- 2017-10-09 CN CN201710930803.0A patent/CN107834477B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201601442U (en) * | 2010-01-25 | 2010-10-06 | 辽宁锦兴电力金具科技股份有限公司 | Welding wire type double tubular bus-bar sleeve valve hall hardware fitting |
| CN203387132U (en) * | 2013-05-27 | 2014-01-08 | 国家电网公司 | Connecting structure of converter station valve hall wall bushing and tubular bus-bar and connecting fitting thereof |
| CN103633592A (en) * | 2013-12-13 | 2014-03-12 | 国家电网公司 | Sleeve and tubular busbar bridging overcurrent fitting for 800kV convertor station |
| CN206332416U (en) * | 2016-10-28 | 2017-07-14 | 国家电网公司 | A kind of current conversion station slides/be fixedly connected excessively stream with pipe mother and static contact fixes gold utensil |
| CN207251138U (en) * | 2017-10-09 | 2018-04-17 | 南方电网科学研究院有限责任公司 | A kind of converter station valve hall has with pipe capital |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493981A (en) * | 2018-04-18 | 2018-09-04 | 中国电力工程顾问集团西南电力设计院有限公司 | Doublejointed connection structure between a kind of change of current change and converter valve |
| 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 |
| CN108493981B (en) * | 2018-04-18 | 2024-03-12 | 中国电力工程顾问集团西南电力设计院有限公司 | Double-joint connecting structure between converter transformer and converter valve |
| CN108599066A (en) * | 2018-04-23 | 2018-09-28 | 许继电气股份有限公司 | A kind of the converter valve Room pipe capital tool and the converter valve Room |
| CN108599066B (en) * | 2018-04-23 | 2020-07-07 | 许继电气股份有限公司 | Tubular bus fitting for converter valve hall and converter valve hall |
| CN108963925A (en) * | 2018-09-20 | 2018-12-07 | 南方电网科学研究院有限责任公司 | A kind of combination hardware fitting |
| CN109243729A (en) * | 2018-09-20 | 2019-01-18 | 南方电网科学研究院有限责任公司 | A kind of grading ring fitting |
| CN109243729B (en) * | 2018-09-20 | 2023-12-22 | 南方电网科学研究院有限责任公司 | Equalizing ring hardware fitting |
| CN108963925B (en) * | 2018-09-20 | 2024-02-13 | 南方电网科学研究院有限责任公司 | Combined hardware fitting |
| GB2622045A (en) * | 2022-08-31 | 2024-03-06 | Eaton Intelligent Power Ltd | Branch busbar device |
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| CN107834477B (en) | 2023-07-11 |
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