CN208985904U - A kind of one or two fusion outdoor SF6 gas breakers - Google Patents
A kind of one or two fusion outdoor SF6 gas breakers Download PDFInfo
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- CN208985904U CN208985904U CN201821633853.9U CN201821633853U CN208985904U CN 208985904 U CN208985904 U CN 208985904U CN 201821633853 U CN201821633853 U CN 201821633853U CN 208985904 U CN208985904 U CN 208985904U
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- tank shell
- mutual inductor
- gas tank
- casing tube
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Abstract
The utility model discloses a kind of one or two fusion outdoor SF6 gas breakers, including killer switch, zero sequential potential transformer, phase current mutual inductor, zero sequence current mutual inductor, entrance bushing, outlet casing tube, gas tank shell, mechanism case and voltage transformer, killer switch is installed in the gas tank shell, the moved end of killer switch and static side are electrically connected with entrance bushing and outlet casing tube respectively, entrance bushing and outlet casing tube are separately mounted to two side positions of gas tank shell, the beneficial effects of the utility model are: having small in size, it is light-weight, the advantages of low energy consumption, and realize metering, protection, zero-sequenceprotection, the functions such as data acquisition transmission and electriferous state digital measuring, line loss module is provided in FTU mechanism, ETC can be acquired, EVT signal, three-phase voltage can be measured, electric current, frequency, power factor Equal electric energy parameter value, realizes protection control function and communication function.
Description
Technical field
The utility model relates to a kind of SF6 breaker, specifically a kind of one or two fusions outdoor SF6 gas breaker.
Background technique
National grid transport inspection department starts one or two fusion work of controller switching equipment in May, 2016, and one or two times integration technology is
The main task of the following intelligent distribution network.It can effectively push China's power distribution automation horizontal after the project implementation, improve resident and use
The safety and reliability of electricity.It can be very good to solve increment equipment power distribution automation covering in power distribution network scale construction retrofit
And the unmatched problem of secondary device.
Wherein outdoor SF6 gas breaker is exactly the primary switchgear of this subtask.Exist in existing distribution network system
Various problem, complex circuit, failure be more, circuit breaker trip phenomenon frequently etc..Especially outdoor SF6 gas breaker needs
On-site manual operation, which is closed, divides breaker, lacks long-distance intelligent control, and route once breaks down and searches difficulty, not can be carried out
Automatically it detects and handles, be delayed accident treatment, cause failure further expansion.
Utility model content
The purpose of this utility model is to provide a kind of one or two fusion outdoor SF6 gas breakers, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions:
A kind of one or two fusion outdoor SF6 gas breakers, including killer switch, zero sequential potential transformer, phase current mutual inductance
Device, zero sequence current mutual inductor, entrance bushing, outlet casing tube, gas tank shell, mechanism case and voltage transformer,
Killer switch is installed in the gas tank shell, the moved end of killer switch and static side respectively with entrance bushing and
Outlet casing tube electrical connection, entrance bushing and outlet casing tube are separately mounted to two side positions of gas tank shell；
Zero sequential potential transformer, phase current mutual inductor and zero sequence current mutual inductance are also equipped on the inner wall of the gas tank shell
Device, wherein the primary connection terminal of zero sequential potential transformer is electrically connected outlet casing tube, zero sequential potential transformer by a conducting wire
Secondary wiring terminals aviation plug is electrically connected by secondary wiring, aviation plug is mounted on mechanism case, and mechanism case is fixed on
At one side position of gas tank shell, phase current mutual inductor is sleeved on outlet casing tube, and the secondary connection end of phase current mutual inductor
Son is electrically connected aviation plug by secondary wiring；Zero sequence current mutual inductor is sleeved on entrance bushing, zero sequence current mutual inductor
Secondary wiring terminals are electrically connected aviation plug by secondary wiring；
The voltage transformer is mounted at a side position of gas tank shell, the primary connection terminal of voltage transformer with into
Thread casing electrical connection, voltage transformer are electrically connected FTU mechanism by secondary wiring；
The main shaft of operating mechanism and killer switch link in the mechanism case, control route and aviation in operating mechanism
Plug electrical connection；
The aviation plug is connect by cable with FTU mechanism, and FTU mechanism is connect with remote monitoring platform.
As a further solution of the present invention: the voltage transformer is double winding voltage transformer.
The FTU mechanism is bell-jar FTU or box FTU as a further solution of the present invention,.
Energy accumulation handle, manual operation hand are also equipped on the mechanism case as a further solution of the present invention,
Handle and divide-shut brake instruction.
Fluorescent material is coated in the divide-shut brake instruction as a further solution of the present invention,.
Compared with prior art, the utility model has the beneficial effects that have the advantages that small in size, light-weight, low energy consumption,
And realize the functions such as metering, protection, zero-sequenceprotection, data acquisition transmission and electriferous state digital measuring, it is arranged in FTU mechanism
There is line loss module, ETC, EVT signal can be acquired, the electric energy parameter value such as three-phase voltage, electric current, frequency, power factor can be measured,
Realize protection control function and communication function；The outdoor breaker Overall Design Standards, functional module are independent, equipment exchanges spirit
It is living, solve the telesignalling dithering faced in Distribution Automation Construction, the compatibility and scaling concern of a second interface.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of one or two fusions outdoor SF6 gas breaker.
Fig. 2 is that a kind of one or the two times structural schematic diagrams for merging mechanism case in outdoor SF6 gas breaker (connect with bell-jar FTU
It connects).
Fig. 3 is a kind of one or the two times structural schematic diagrams (connecting with box FTU) for merging mechanism case in outdoor SF6 gas breaker.
Fig. 4 is a kind of one or the two times structural schematic diagrams for merging voltage transformer in outdoor SF6 gas breaker.
In figure: 1- killer switch, 2- zero sequential potential transformer, 3- phase current mutual inductor, 4- zero sequence current mutual inductor, 5-
Operating mechanism, 6- entrance bushing, 7- outlet casing tube, 8- aviation plug, 9- gas tank shell, 10- mechanism case, 11- energy accumulation handle,
12- Manual operation handle, the instruction of 13- divide-shut brake, 14- cable, box FTU, 17- voltage transformer of 15- bell-jar FTU, 16-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Fig. 1~4, in the utility model embodiment, a kind of one or two fusion outdoor SF6 gas breakers, including open circuit
Device switch 1, zero sequential potential transformer 2, phase current mutual inductor 3, zero sequence current mutual inductor 4, entrance bushing 6, outlet casing tube 7, gas
Tank shell 9, mechanism case 10 and voltage transformer 17,
Killer switch 1 is installed in the gas tank shell 9, the moved end of killer switch 1 and static side respectively with inlet wire set
Pipe 6 and outlet casing tube 7 are electrically connected, and entrance bushing 6 and outlet casing tube 7 are separately mounted to two side positions of gas tank shell 9, and into
Connecting terminal on thread casing 6 and outlet casing tube 7 needs to meet one or two fusion standardisation requirements, is mainly used for overhead transmission line
Electrical connection；
Zero sequential potential transformer 2, phase current mutual inductor 3 and zero-sequence current are also equipped on the inner wall of the gas tank shell 9
Mutual inductor 4, wherein the primary connection terminal of zero sequential potential transformer 2 is electrically connected outlet casing tube 7, residual voltage by a conducting wire
The secondary wiring terminals of mutual inductor 2 are electrically connected aviation plug 8 by secondary wiring, and aviation plug 8 is mounted on mechanism case 10, machine
Structure case 10 is fixed at a side position of gas tank shell 9, and phase current mutual inductor 3 is sleeved on outlet casing tube 7, and phase current mutual inductance
The secondary wiring terminals of device 3 are electrically connected aviation plug 8 by secondary wiring；Zero sequence current mutual inductor 4 is sleeved on entrance bushing 6
On, the secondary wiring terminals of zero sequence current mutual inductor 4 are electrically connected aviation plug 8 by secondary wiring；
The voltage transformer 17 is mounted at a side position of gas tank shell 9, and voltage transformer 17 is double winding voltage
Mutual inductor, according to killer switch 1 in overhead transmission line function option and installment 1-2 platform voltage transformer 17, each voltage is mutual
Sensor 17 all has 1 road power supply and 1 route voltage signal, the primary connection terminal and entrance bushing 6 of voltage transformer 17
Electrical connection, 17 secondary wiring of voltage transformer are electrically connected FTU mechanism；
The main shaft of operating mechanism 5 and killer switch 1 link in the mechanism case 10, i.e., can be with when operating mechanism 5 acts
Killer switch 1 is driven to carry out on/off switch operation, operating mechanism 5 here is the intrinsic component belonged in mechanism case 10, this reality
It applies example not make improvements, therefore, just operating mechanism 5 is not specifically described and is defined herein, operating mechanism 5
In control route be electrically connected with aviation plug 8；
The aviation plug 8 is connect by cable 14 with FTU mechanism, FTU mechanism, that is, panel switches monitor terminal, comprising distant
Module, remote signal module, remote control module, line loss module etc. are surveyed, can meet that three is distant, two telekinesis are required and performance simultaneously；FTU machine
Structure is connect with remote monitoring platform realizes information transmitting and long-range monitoring control, and FTU mechanism is by unified aviation plug 8 each
The signals such as the voltage and current of the acquisitions such as mutual inductor and sensor are collected processing analysis record, reliable judgement, detection zero sequence electricity
Stream and phase fault electric current, to realize automatic excision singlephase earth fault and phase fault；Meanwhile one is recorded in real time
The operation information (three-phase voltage, electric current, frequency, power factor, line loss etc.) of secondary fusion breaker, so as to electric current
The retrospect of failure and one or two fusion breakers are accurately controlled；In addition remote monitoring platform is also able to achieve to open breaker
1 long-range control is closed, troubleshooting timeliness is improved, guarantees the safety and stability of power supply system operation.
Embodiment 2
On the basis of embodiment 1, the present embodiment continues to carry out the components such as FTU mechanism, mechanism case 10 in embodiment 1
It is further to limit, specific:
The FTU mechanism is bell-jar FTU15 or box FTU16, is matched according to particular condition in use.
The mechanisms behaviour such as energy accumulation handle 11, Manual operation handle 12 and divide-shut brake instruction 13 are also equipped on the mechanism case 10
Make and indicate components, preferably, fluorescent material is coated in divide-shut brake instruction 13, even if the feelings bad in night light
It can also be recognized under condition convenient for personnel.
It should be strongly noted that in the technical program, killer switch 1, zero sequential potential transformer 2, phase current mutual inductance
Device 3, zero sequence current mutual inductor 4, entrance bushing 6, outlet casing tube 7, gas tank shell 9, mechanism case 10 and voltage transformer 17 etc. are equal
For the application of the prior art, and by FTU mechanism and the organic assembling of above structure it is the innovative point of the application, with volume
The advantages of small, light-weight, low energy consumption, and realize metering, protection, zero-sequenceprotection, data acquisition transmission and electriferous state digitlization
The functions such as detection are provided with line loss module in FTU mechanism, can acquire ETC, EVT signal, can measure three-phase voltage, electric current, frequency
The electric energy parameter value such as rate, power factor realizes protection control function and communication function；The outdoor breaker Overall Design Standards,
Functional module is independent, equipment is exchanged flexibly, solves the telesignalling dithering faced in Distribution Automation Construction, the compatibility of a second interface
Property and scaling concern.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of one or two fusion outdoor SF6 gas breakers, including killer switch (1), zero sequential potential transformer (2), phase current
Mutual inductor (3), zero sequence current mutual inductor (4), entrance bushing (6), outlet casing tube (7), gas tank shell (9), mechanism case (10) and
Voltage transformer (17), which is characterized in that be equipped with killer switch (1) in the gas tank shell (9), killer switch (1)
Moved end and static side be electrically connected respectively with entrance bushing (6) and outlet casing tube (7), entrance bushing (6) and outlet casing tube (7) are respectively
It is mounted on two side positions of gas tank shell (9)；
Zero sequential potential transformer (2), phase current mutual inductor (3) and zero sequence electricity are also equipped on the inner wall of the gas tank shell (9)
Current transformer (4), wherein the primary connection terminal of zero sequential potential transformer (2) is electrically connected outlet casing tube (7) by a conducting wire,
The secondary wiring terminals of zero sequential potential transformer (2) are electrically connected aviation plug (8) by secondary wiring, aviation plug (8) installation
On mechanism case (10), mechanism case (10) is fixed at a side position of gas tank shell (9), and phase current mutual inductor (3) is sleeved on
On outlet casing tube (7), and the secondary wiring terminals of phase current mutual inductor (3) are electrically connected aviation plug (8) by secondary wiring；Zero
Sequence current transformer (4) is sleeved on entrance bushing (6), and the secondary wiring terminals of zero sequence current mutual inductor (4) are led by secondary
Line is electrically connected aviation plug (8)；
The voltage transformer (17) is mounted at a side position of gas tank shell (9), the primary connection of voltage transformer (17)
Terminal is electrically connected with entrance bushing (6), and voltage transformer (17) is electrically connected FTU mechanism by secondary wiring；
The main shaft of the interior operating mechanism of the mechanism case (10) (5) and killer switch (1) are linked, the control in operating mechanism (5)
Route is electrically connected with aviation plug (8)；
The aviation plug (8) is connect by cable (14) with FTU mechanism, and FTU mechanism is connect with remote monitoring platform.
2. a kind of one or two fusions outdoor SF6 gas breaker according to claim 1, which is characterized in that the mutual induction of voltage
Device (17) is double winding voltage transformer.
3. a kind of one or two fusions outdoor SF6 gas breaker according to claim 1, which is characterized in that the FTU mechanism is
Bell-jar FTU15 or box FTU16.
4. a kind of one or two fusions outdoor SF6 gas breaker according to claim 1, which is characterized in that the mechanism case
(10) energy accumulation handle (11), Manual operation handle (12) and divide-shut brake instruction (13) are also equipped on.
5. a kind of one or two fusions outdoor SF6 gas breaker according to claim 4, which is characterized in that the divide-shut brake refers to
Show and is coated with fluorescent material on (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633853.9U CN208985904U (en) | 2018-10-09 | 2018-10-09 | A kind of one or two fusion outdoor SF6 gas breakers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633853.9U CN208985904U (en) | 2018-10-09 | 2018-10-09 | A kind of one or two fusion outdoor SF6 gas breakers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208985904U true CN208985904U (en) | 2019-06-14 |
Family
ID=66786854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821633853.9U Active CN208985904U (en) | 2018-10-09 | 2018-10-09 | A kind of one or two fusion outdoor SF6 gas breakers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208985904U (en) |
-
2018
- 2018-10-09 CN CN201821633853.9U patent/CN208985904U/en active Active
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