CN207603073U - Prepackage type line change group interval GIS combination electric appliance - Google Patents
Prepackage type line change group interval GIS combination electric appliance Download PDFInfo
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- CN207603073U CN207603073U CN201721826358.5U CN201721826358U CN207603073U CN 207603073 U CN207603073 U CN 207603073U CN 201721826358 U CN201721826358 U CN 201721826358U CN 207603073 U CN207603073 U CN 207603073U
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- earthing switch
- electric appliance
- isolation earthing
- combination electric
- gis combination
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Abstract
The utility model provides prepackage type line change group interval GIS combination electric appliance, including pre-installing nacelle, breaker, sequentially connected first isolation earthing switch in breaker side and the first cable termination cylinder, the sequentially connected current transformer of breaker opposite side, the second isolation earthing switch, third isolation earthing switch and the second cable termination cylinder.The position that prepackage type line change group interval GIS combination electric appliance described in the utility model passes through each electric appliance of reasonable Arrangement, it is whole to be laid out using line-styled, GIS combination electric appliance interval width can effectively be reduced, GIS combination electric appliance overall width is less than 1 meter, and being connected in fore-and-aft plane for above-mentioned each appliance chamber uses more compact snakelike arrangement, avoids space waste, realize miniaturization, GIS length and height can be effectively reduced, GIS combination electric appliance overall length is less than 10 meters, highly less than 2.8 meters.
Description
Technical field
The utility model belongs to power domain, and in particular to prepackage type line change group interval GIS combination electric appliance.
Background technology
Cubicle Gas-Insulated Switchgear, abbreviation GIS are complete with arc-extinguishing medium by the use of SF6 gases as insulating
Combined electrical apparatus, by breaker, isolation earthing switch, high speed grounding switch, current transformer, voltage transformer, arrester, disengaging
The High-Voltage Electrical Appliances such as thread casing or cable termination element forms, and GIS combination electric appliance is generally referred to an interval.It can be applied to different electricity
Press the various power plants in grade AC electric power systems and substation.
At present, for GIS combination electric appliance the problem is that whole floor space is larger, land used cost is higher.For becoming now
The GIS combination electric appliance that power station uses on a large scale, new energy power station and Mobile power plant project gradually propose such as minimum account for
Ground, extremely short period of building a station can be achieved power station migration, meet the lower flexibly requirements such as movement of generic transport requirement.Many users
Demand construction work amount is as far as possible less, installation and debugging are quick, gas insulated metal enclosed swit chgear equipment of the power transmission that puts into operation in a short time.It is and existing
GIS combination electric appliance still have bulky problem, and GIS combination electric appliance and prefabricated cabin are to be transported to scene respectively, so
Site installation test, heavy workload, period are long again afterwards.Therefore, it is necessary to optimized arrangement structures, reduce GIS device volume, as far as possible
Reduce compartment away from and bus length, so as to control power station floor space, improve equipment traffic condition.Producer also should as far as possible by
The joint debugging in preassembly in factory, factory of each component of GIS combination electric appliance to reduce site operation amount, shortens installation period.
Utility model content
For problems of the prior art, the utility model provides prepackage type line change group interval GIS combination electric appliance, should
Equipment disclosure satisfy that the GIS of line change group connection type is spaced in the arrangement requirement in prepackage type power station, by between small design GIS
It is laid out, is pre-installed using factory, whole Transporting mode every with compact, by live integral hoisting, to realize GIS device and prepackage
The synchronous installation of nacelle has the area occupied that saves space, shortens the period of building a station, migrated convenient for power station and reduce working service
Advantage.
The utility model is to be achieved through the following technical solutions：
Prepackage type line change group interval GIS combination electric appliance, including prepackage nacelle, breaker, breaker side is sequentially connected
First isolation earthing switch and the first cable termination cylinder, the sequentially connected current transformer of breaker opposite side, the second isolation connect
Ground switch, third isolation earthing switch and the second cable termination cylinder；
First cable termination cylinder, the first isolation earthing switch, breaker, current transformer, the second isolation earthing switch,
Three isolation earthing switch and the second cable termination cylinder are in serpentine-like arrangement in same plane；
The lower end of third isolation earthing switch is fixedly connected by tee bus cylinder with voltage transformer and arrester respectively,
Voltage transformer is placed in the underface of third isolation earthing switch；
The lower end of breaker, voltage transformer and arrester is placed directly on the chassis of prepackage nacelle, and the first isolation connects
Ground switch, the first cable termination cylinder and the second cable termination cylinder are supported on the chassis of prepackage nacelle respectively by stent, and second
Isolation earthing switch is supported on by pillar on the chassis of prepackage nacelle.
Preferably, breaker is placed longitudinally, and lower part side is fixedly connected with the first isolation earthing switch, top opposite side with
Laterally disposed current transformer is fixedly connected.
Preferably, the first high speed grounding switch is further included, the first isolation earthing switch upper end is by tee bus cylinder two
Side is fixedly connected respectively with the upper end of the first cable termination cylinder and the first laterally disposed high speed grounding switch.
Further, the second high speed grounding switch, the second isolation earthing switch lower end and placed longitudinally second are further included
High speed grounding switch is fixedly connected.
Further, breaker, the first high speed grounding switch and the second high speed grounding switch are equipped with spring actuator
Structure, the first isolation earthing switch, the second isolation earthing switch and third isolation earthing switch are equipped with electric operating mechanism.
Preferably, the convergence control cabinet being supported on by stent on prepackage nacelle chassis, the first cable termination cylinder, first are further included
Isolation earthing switch, breaker, current transformer, the second isolation earthing switch, third isolation earthing switch and the second cable are whole
End cylinder is respectively positioned on the same side of convergence control cabinet.
Preferably, GIS combination electric appliance length is less than 10 meters, and width is less than 1 meter, highly less than 2.8 meters.
Compared with prior art, the utility model has technique effect beneficial below：
Prepackage type line change group interval GIS combination electric appliance described in the utility model is whole by the position of each electric appliance of reasonable Arrangement
Body is laid out using line-styled, can effectively reduce GIS combination electric appliance interval width, and GIS combination electric appliance overall width is less than 1
Rice, being connected in fore-and-aft plane for above-mentioned each appliance chamber use more compact snakelike arrangement, avoid space waste, realize small-sized
Change, can effectively reduce GIS length and height, GIS combination electric appliance overall length is less than 10 meters, highly less than 2.8 meters.This practicality
Novel GIS combination electric appliance can be used for new energy power station and Mobile power plant, relatively low to Equipment Foundations requirement, have floor space
It is small, the period of building a station is short, power station migration can be achieved, the mobile advantages such as flexibly.Disclosure satisfy that user propose few civil construction amount,
Fast Installation debugging, the demand for the power transmission that puts into operation in a short time, and power station expropriation of land fund can be saved, reduce the construction cost in power station.
Description of the drawings
Fig. 1 is the front view of prepackage type line change group interval GIS combination electric appliance described in the utility model；
Fig. 2 is the vertical view of prepackage type line change group interval GIS combination electric appliance described in the utility model；
In figure：1st, breaker；2nd, the first isolation earthing switch；3rd, the first high speed grounding switch；4th, current transformer；5th, it is electric
Press mutual inductor；6th, arrester；7th, the first cable termination cylinder；8th, convergence control cabinet；9th, the second isolation earthing switch；10th, third isolation connects
Ground switchs；11st, the second cable termination cylinder；12nd, the second high speed grounding switch.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, it is described be the explanation to the utility model and
It is not to limit.
As depicted in figs. 1 and 2, it is the present embodiment prepackage type line change group interval GIS combination electric appliance, including breaker 1, open circuit
The lower end of 1 side of device is fixedly connected with the first isolation earthing switch 2, and 2 upper end of the first isolation earthing switch passes through tee bus cylinder
It is fixedly connected respectively with the upper end of the first cable termination cylinder 7 and the first laterally disposed high speed grounding switch 3 in both sides；Breaker
The upper end of 1 opposite side is fixedly connected with one end of laterally disposed current transformer 4, the other end of current transformer 4 and second
Isolation earthing switch 9 is fixedly connected, and the lower end of the second isolation earthing switch 9 is solid with the second placed longitudinally high speed grounding switch 12
Fixed connection, the upper end of the second isolation earthing switch 9 is fixed by one end of tee bus cylinder and third isolation earthing switch 10 to be connected
It connecing, the other end of third isolation earthing switch 10 is fixedly connected by tee bus cylinder with the upper end of the second cable termination cylinder 11,
The lower end of third isolation earthing switch 10 is fixedly connected by tee bus cylinder with voltage transformer 5 and arrester 6 respectively, voltage
Mutual inductor 5 is located at the underface of third isolation earthing switch 10.
Further include convergence control cabinet 8, the first cable termination cylinder 7, the first isolation earthing switch 2, breaker 1, current transformer 4,
Second isolation earthing switch 9,10 and second cable termination cylinder 11 of third isolation earthing switch are in same fore-and-aft plane, laterally
It is arranged in line-styled, the serpentine-like arrangement in longitudinal direction；It is placed in the same side of convergence control cabinet 8.
Whole GIS combination electric appliance is mounted in prepackage nacelle.The lower end of breaker 1, voltage transformer 5 and arrester 6 is equal
It is placed directly on the chassis of prepackage nacelle, the first isolation earthing switch 2, the first cable termination cylinder 7,11 and of the second cable termination cylinder
Convergence control cabinet 8 is supported on the chassis of prepackage nacelle respectively by corresponding stent, and the second isolation earthing switch 9 is supported by pillar
On the chassis of prepackage nacelle.
GIS Special grounding networks are designed in prepackage nacelle, and many places earth point outlet, scene are set outside prepackage nacelle
Grounded screen leading point need to effectively only be accessed to the main earth mat in power station, you can complete the primary of GIS combination electric appliance, electrical secondary system ground connection work
Make.Special grounding network uses copper bar material, and copper bar faying surface carries out anti-electrochemical treatments, and passes through insulation with prepackage nacelle bottom plate
Cushion block is effectively spaced apart.Special grounding network should be able to meet the earth short circuit current under GIS combination electric appliance relevant voltage grade and connect
The requirement of ground resistance.
It pre-installs also reserved GIS combination electric appliance maintenance in nacelle and makes an inspection tour channel, width is not less than 0.9 meter.Pre-install nacelle setting
Integral type head cover, and the special trepanning of GIS combination electric appliance On-Site Testing is set.Pre-install configuration lighting, constant temperature in nacelle
The systems such as constant humidity, ventilation alarm, cigarette sense fire-fighting, safety monitoring, and user's actual need can be combined, carry out different grades of selection
Property configuration.Nacelle design sealing structure is pre-installed, ensures that the degree of protection of prepackage nacelle seam crossing not less than IP54 requirements, is realized high
In indoor GIS running environment.
The present embodiment prepackage type line change group interval GIS combination electric appliance is integrally laid out using line-styled shape, can effectively be contracted
Small GIS combination electric appliance interval width, GIS combination electric appliance overall width are less than 1 meter, and above-mentioned each equipment room is connected to fore-and-aft plane
It is interior to use more compact snakelike arrangement, space waste is avoided, miniaturization is realized, can effectively reduce GIS length and height, GIS
Combined electrical apparatus overall length is less than 10 meters, highly less than 2.8 meters.
The present embodiment prepackage type line change group interval GIS combination electric appliance uses line change group connection type, using plug-in type cable
The inlet-outlet line mode of terminal.And can be GIS combination electric appliance selection combining unit, intelligent terminal, electrification display, shelf depreciation biography
The configurations such as sensor, micro- water on-line measuring device, gas leakage alarm.And monitoring signals are transmitted to convergence control cabinet 8 or power station
Master control room realizes long-range monitoring, distant place control, to meet the needs of different users, adapts to the actual condition in different power stations.
Prepackage type line change group interval GIS combination electric appliance described in the utility model is in a manner that factory pre-installs, in factory
Complete GIS device installation, experiment and the connection with pre-installing nacelle.It pre-installs nacelle length and is less than 13 meters, highly less than 3.2 meters,
Width is less than 2.8 meters, disclosure satisfy that generic transport requirement, realizes GIS combination electric appliance with pre-installing the mode of nacelle whole Transporting, whole
Body lifting is in place, and installation and debugging cycle can be greatly decreased, use manpower and material resources sparingly, and saves power station place area occupied.
The utility model prepackage type line change group interval GIS combination electric appliance can be used for new energy power station and Mobile power plant, cloth
It puts flexibly, Equipment Foundations is required relatively low, disclosure satisfy that few civil construction amount needed for user, from civil engineering workshop, quickly
Installation and debugging, an urgent demand for the power transmission that puts into operation in a short time, and can substantially save power station expropriation of land fund, reduce the construction in power station into
This.It can expand GIS product categories and market, and then create considerable economic benefit, GIS will manufacture and design and engineering at home
Construction field plays the role of larger.
Claims (7)
1. prepackage type line change group interval GIS combination electric appliance, which is characterized in that including pre-installing nacelle, breaker (1), breaker (1)
Sequentially connected first isolation earthing switch (2) in side and the first cable termination cylinder (7), breaker (1) opposite side are sequentially connected
Current transformer (4), the second isolation earthing switch (9), third isolation earthing switch (10) and the second cable termination cylinder (11)；
First cable termination cylinder (7), the first isolation earthing switch (2), breaker (1), current transformer (4), the second isolation connect
Ground switch (9), third isolation earthing switch (10) and second cable termination cylinder (11) serpentine-like arrangement in same plane；
The lower end of third isolation earthing switch (10) is solid with voltage transformer (5) and arrester (6) respectively by tee bus cylinder
Fixed connection, voltage transformer (5) are placed in the underface of third isolation earthing switch (10)；
The lower end of breaker (1), voltage transformer (5) and arrester (6) be placed directly within prepackage nacelle chassis on, first every
Prepackage nacelle is supported on by stent respectively from earthing switch (2), the first cable termination cylinder (7) and the second cable termination cylinder (11)
Chassis on, the second isolation earthing switch (9) by pillar be supported on prepackage nacelle chassis on.
2. prepackage type line change group interval GIS combination electric appliance according to claim 1, which is characterized in that breaker (1) longitudinal direction
It places, lower part side is fixedly connected with the first isolation earthing switch (2), top opposite side and laterally disposed current transformer
(4) it is fixedly connected.
3. prepackage type line change group interval GIS combination electric appliance according to claim 1, which is characterized in that it is fast to further include first
Fast earthing switch (3), the first isolation earthing switch (2) upper end by tee bus cylinder both sides respectively with the first cable termination cylinder
(7) upper end is fixedly connected with laterally disposed the first high speed grounding switch (3).
4. prepackage type line change group interval GIS combination electric appliance according to claim 3, which is characterized in that it is fast to further include second
Fast earthing switch (12), the second isolation earthing switch (9) lower end and the fixed company of placed longitudinally the second high speed grounding switch (12)
It connects.
5. prepackage type line change group interval GIS combination electric appliance according to claim 4, which is characterized in that breaker (1),
One high speed grounding switch (3) and the second high speed grounding switch (12) are equipped with spring operating mechanism, the first isolation earthing switch
(2), the second isolation earthing switch (9) and third isolation earthing switch (10) are equipped with electric operating mechanism.
6. prepackage type line change group interval GIS combination electric appliance according to claim 1, which is characterized in that further include and pass through branch
Frame is supported on the convergence control cabinet (8) on prepackage nacelle chassis, the first cable termination cylinder (7), the first isolation earthing switch (2), open circuit
Device (1), current transformer (4), the second isolation earthing switch (9), third isolation earthing switch (10) and the second cable termination cylinder
(11) it is respectively positioned on the same side of convergence control cabinet (8).
7. prepackage type line change group interval GIS combination electric appliance according to claim 1, which is characterized in that GIS combination electric appliance is long
Degree is less than 10 meters, and width is less than 1 meter, highly less than 2.8 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721826358.5U CN207603073U (en) | 2017-12-23 | 2017-12-23 | Prepackage type line change group interval GIS combination electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721826358.5U CN207603073U (en) | 2017-12-23 | 2017-12-23 | Prepackage type line change group interval GIS combination electric appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207603073U true CN207603073U (en) | 2018-07-10 |
Family
ID=62767435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721826358.5U Active CN207603073U (en) | 2017-12-23 | 2017-12-23 | Prepackage type line change group interval GIS combination electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207603073U (en) |
-
2017
- 2017-12-23 CN CN201721826358.5U patent/CN207603073U/en active Active
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