CN209198581U - A kind of 110kV miniaturization is mobile to survey protection device - Google Patents
A kind of 110kV miniaturization is mobile to survey protection device Download PDFInfo
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- CN209198581U CN209198581U CN201821485951.2U CN201821485951U CN209198581U CN 209198581 U CN209198581 U CN 209198581U CN 201821485951 U CN201821485951 U CN 201821485951U CN 209198581 U CN209198581 U CN 209198581U
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- arrester
- voltage transformer
- protection device
- voltage
- mobile
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Abstract
The utility model discloses a kind of 110kV to minimize mobile survey protection device, including the voltage transformer being set on removable support, A, B, C three-phase outlet are distributed on the shell of the voltage transformer and pulls out mouth, each outlet, which is pulled out, is mounted on casing, connection plate and arrester on-line computing model on mouth, arrester is installed in the connection plate, the arrester upper end is fixed by connection conductor with casing connection, and the arrester bottom connects arrester on-line computing model by conducting wire；Terminal box is arranged in the housing side of voltage transformer；Filled with SF6 gas inside described sleeve pipe and voltage transformer, SF6 density monitor and charging valve are installed on the voltage transformer, survey protection device structure disclosed in the utility model is simple, and Integral movable is at low cost, and operational safety is stablized.
Description
Technical field
The utility model relates to high-tension electricities to become distribution technique field, in particular to a kind of 110kV miniaturization is mobile to survey
Protection device.
Background technique
Voltage transformer and arrester play the role of measurement, metering, protection in electrical power distribution system.110kV at present
Electric system is mainly based on gas insulated metal enclosed swit chgear, and using free-standing mode, product size is big for voltage transformer and arrester,
It takes up a large area, arrangement is not flexible, can not move quick arrangement, seriously restrict the development of product.
In order to improve Power System Reliability, while cost is reduced, considered voltage transformer and arrester is integrated
Change, and reasonable setting structure, to reduce cost, improves reliability.
Utility model content
In order to solve the above technical problems, the utility model provides, a kind of 110kV miniaturization is mobile to survey protection device, to reach
To power supply system reliability is improved, the purpose for surveying protection device cost is reduced.
In order to achieve the above objectives, the technical solution of the utility model is as follows:
A kind of mobile survey protection device of 110kV miniaturization, it is described including the voltage transformer being set on removable support
A, B, C three-phase outlet are distributed on the shell of voltage transformer and pulls out mouth, each outlet, which is pulled out, is mounted on casing, connection on mouth
Mounting plate and arrester on-line computing model are equipped with arrester in the connection plate, and the arrester upper end passes through connection
Conductor is fixed with casing connection, and the arrester bottom connects arrester on-line computing model by conducting wire；The shell of voltage transformer
Terminal box is arranged in body side surface；Filled with SF6 gas inside described sleeve pipe and voltage transformer, it is equipped on the voltage transformer
SF6 density monitor and charging valve.
In above scheme, the voltage transformer uses three-phase separate case structure, and the angle between side phase and middle phase is
42°。
In above scheme, explosion-protection equipment is arranged in the voltage transformer bottom.
In above scheme, earthing block is set on the voltage transformer.
Through the above technical solutions, the mobile protection device of surveying of 110kV miniaturization provided by the utility model is by mutual induction of voltage
Device and the integrated design of arrester, structure is simple, Integral movable, can be shown in real time by the way that arrester on-line computing model is arranged
Show monitoring line leak electric current and lightning arrester discharge number, mutual induction of voltage can be monitored in real time by the way that SF6 density monitor is arranged
Device internal gas pressure prevents hypotony from causing apparatus insulated performance losses etc. abnormal；Primary line inside voltage transformer
Circle forms secondary voltage after being powered, the secondary wiring terminals being passed in terminal box, and secondary wiring terminals pass through conducting wire and whole station
Backstage protect connection, can be realized the working voltage of real-time monitoring route, form route protection.When there is abnormal failure,
Line outage maintenance, can will survey protection device by removable support it is integrally out of service, integral replacing, reduce power off time.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.
Fig. 1, which is that a kind of 110kV miniaturization is mobile disclosed in the utility model embodiment, surveys protection device front view；
Fig. 2, which is that the miniaturization of 110kV disclosed in the utility model embodiment is mobile, surveys protection device top view；
Fig. 3, which is that the miniaturization of 110kV disclosed in the utility model embodiment is mobile, surveys protection device side view.
In figure, 1, casing；2, terminal box；3, earthing block；4, explosion-protection equipment；5, removable support；6, voltage transformer；7,
Charging valve；8, arrester；9, arrester on-line computing model；10, conductor is connected；11, SF6 density monitor；12, connection installation
Plate.
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.
The utility model provides a kind of mobile survey protection device of 110kV miniaturization, as shown in Figure 1, the apparatus structure is simple
Single, Integral movable, operational safety is stablized.
A kind of 110kV miniaturization as shown in Figure 1 to Figure 3 is mobile to survey protection device, including voltage transformer 6, and voltage is mutual
A, B, C three-phase outlet are distributed on the shell of sensor 6 and pulls out mouth, voltage transformer 6 uses three-phase separate case structure, side phase and middle phase
Between angle be 42 °, minimum electrification clearance requirement can be met.Each outlet, which is pulled out, is mounted on casing 1, connection plate on mouth
12 and arrester on-line computing model 9, arrester 8 is installed in connection plate 12,8 upper end of arrester by connection conductor 10 with
Casing 1 is connected and fixed, and 8 bottom of arrester connects arrester on-line computing model 9 by conducting wire, can real-time display monitoring line leak
Electric current and lightning arrester discharge number.
1 material of casing is silicone rubber material, and connection plate 12 is aluminum alloy material, and arrester 8 uses compound inslation formula
Arrester, weight merrily and lightheartedly can integrally reduce the overall weight of device.It connects 10 material of conductor and uses aluminum alloy material, it is whole to use
Tin plating technique increases anti-corrosion and electric conductivity.
Terminal box 2 is arranged in the housing side of voltage transformer 6, provides double measurement for backstage protection and measures connection terminal,
Line voltage distribution in 6 actual moving process of voltage transformer is monitored.After primary coil inside voltage transformer 6 is powered
Secondary voltage, the secondary wiring terminals being passed in terminal box 2 are formed, secondary wiring terminals are protected by the backstage at conducting wire and whole station
Shield connection, can be realized the working voltage of real-time monitoring route, form route protection.
Explosion-protection equipment 4 is arranged in 6 bottom of voltage transformer, avoids the danger that shell is burst when failure occurs, ensure that people
Member's personal safety.Earthing block 3 is also set up on voltage transformer 6, is connected by earthing block 3 with substation main grounding grid, is guaranteed fortune
Personnel safety during row.
Filled with SF6 gas inside casing 1 and voltage transformer 6, SF6 density monitor 11 is installed on voltage transformer 6
With charging valve 7.SF6 density monitor 11 can 6 internal gas pressure of real-time monitoring voltage transformer, prevent hypotony from causing
Apparatus insulated performance losses etc. are abnormal.
It after the completion of integral installation, will be integrally fastened on removable support 5, because all centers of equipment all concentrate on voltage
On mutual inductor 6, so can be fast moved in installation and transportational process, stability is high.When there is abnormal failure, route stops
Electric-examination is repaired, and can will be surveyed protection device by whole out of service, the integral replacing of removable support 5, be reduced power off time.
Line voltage distribution accesses 1 top of casing in actual moving process, installation connection conductor 10 and arrester 8 at the top of casing 1
Communicate, and arrester 8 is communicated with arrester on-line computing model 9, can real-time monitoring route Leakage Current, guarantee safe operation.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (4)
1. a kind of 110kV miniaturization is mobile to survey protection device, which is characterized in that the voltage including being set on removable support is mutual
Sensor is distributed with A, B, C three-phase outlet on the shell of the voltage transformer and pulls out mouth, and each outlet is pulled out to be mounted on mouth
Casing, connection plate and arrester on-line computing model are equipped with arrester, the arrester upper end in the connection plate
It is fixed by connection conductor with casing connection, the arrester bottom connects arrester on-line computing model by conducting wire；Voltage is mutual
Terminal box is arranged in the housing side of sensor；Filled with SF6 gas inside described sleeve pipe and voltage transformer, on the voltage transformer
SF6 density monitor and charging valve are installed.
2. a kind of 110kV miniaturization according to claim 1 is mobile to survey protection device, which is characterized in that the voltage is mutual
Sensor uses three-phase separate case structure, and the angle between side phase and middle phase is 42 °.
3. a kind of 110kV miniaturization according to claim 1 is mobile to survey protection device, which is characterized in that the voltage is mutual
Explosion-protection equipment is arranged in sensor bottom.
4. a kind of 110kV miniaturization according to claim 1 is mobile to survey protection device, which is characterized in that the voltage is mutual
Earthing block is set on sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485951.2U CN209198581U (en) | 2018-09-12 | 2018-09-12 | A kind of 110kV miniaturization is mobile to survey protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821485951.2U CN209198581U (en) | 2018-09-12 | 2018-09-12 | A kind of 110kV miniaturization is mobile to survey protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209198581U true CN209198581U (en) | 2019-08-02 |
Family
ID=67405771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821485951.2U Active CN209198581U (en) | 2018-09-12 | 2018-09-12 | A kind of 110kV miniaturization is mobile to survey protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209198581U (en) |
-
2018
- 2018-09-12 CN CN201821485951.2U patent/CN209198581U/en active Active
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