CN205938513U - GIS constant voltage air supplement unit - Google Patents
GIS constant voltage air supplement unit Download PDFInfo
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- CN205938513U CN205938513U CN201620801948.1U CN201620801948U CN205938513U CN 205938513 U CN205938513 U CN 205938513U CN 201620801948 U CN201620801948 U CN 201620801948U CN 205938513 U CN205938513 U CN 205938513U
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- 239000013589 supplement Substances 0.000 title abstract 2
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 58
- 239000010959 steel Substances 0.000 claims abstract description 58
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 230000000295 complement effect Effects 0.000 claims description 23
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Abstract
The utility model relates to a SF6 electrical equipment tonifying qi field, concretely relates to GIS constant voltage air supplement unit, include and aerify steel bottle interface, GIS equipment inflation interface, its characterized in that, the steel bottle interface of aerifing pass through the steel bottle connecting tube and connect the steel bottle, GIS equipment inflation interface passes through the GIS connecting tube and connects GIS body tonifying qi interface, still including being used for detecting the 2nd a pressure detection module of steel bottle pressure and a pressure detection module that is used for detecting GIS body pressure. The beneficial effect of the utility model: the utility model discloses a CPU control system is delivered to with the bi -polar pressure value that detects to a pressure detection module and the 2nd pressure detection module, realizes state judgement voluntarily, need not the intervention of manpower, saves time and the manpower, automatic control system can realize through the control electrical ball valve that assurance equipment end principle is invariable often from adding the constant voltage tonifying qi, avoids the dangerous condition to appear, the automatic alarm unit can send alarm information or teletransmission alarm signal when the unit exception.
Description
Technical field
The utility model is related to SF6 electrical equipment tonifying Qi field and in particular to a kind of GIS Constant Pressure Complementary Air Device.
Background technology
In recent years, with the raising developing rapidly with technical equipment of China's power industry, SF6 electrical equipment is big
Amount puts into operation, and SF6 gas, with its excellent insulation and arc extinction performance, is used widely in power system, almost become middle pressure,
Unique insulation used in high pressure and ultra-high pressure switch and arc-extinguishing medium.At present, in China's 63～750KV power system,
The application of SF6 gas insulation breaker and SF6 gas insulated transformer substation (GIS) has been quite extensive, therefore to SF6 electrical equipment
Day-to-day supervision work become more and more important.Because SF6 equipment has the gas leak phenomenon of far super leakage rate per year 1% through long-play,
But it is subject to voltage levels, interruption maintenance is relatively costly, cannot enter in the impact certain time of objective factor such as social influence is serious
Row interruption maintenance, this is accomplished by irregularly frequently carrying out tonifying Qi.
Irregularly there is problems with during frequent tonifying Qi operation：1）The waste of a large amount of human resources.GIS nominal operation air pressure
In 0.7MPa about, need tonifying Qi less than this value, a tonifying Qi operation will be carried out within averagely every 2 weeks when slip is more than 1%,
Certain human resources need to be used for causing the waste of human resources by overhauling company herein.2）The waste of a large amount of material resources.When
Using hanging device, steel cylinder need to be transported to GIS interior when air compensation is larger, frequently tonifying Qi is frequently carried steel cylinder and caused a large amount of things
The waste of power resource.3）Frequently multiple carrying steel cylinder improves steel cylinder and injures by a crashing object, the hazards odds such as lifting carrying.
Existing making-up air device design feature such as Fig. 4：1 ', pressure-reducing valve；2 ', pipeline；3 ', joint.Existing steel cylinder heater
Design feature is：1st, pressure-reducing valve is utilized to control air compensation, staff will constantly pay close attention to the numerical value of pressure-reducing valve；2nd, pipeline far-end does not have
There is pressure feedback in pressure sensing cell no GIS, need staff to stop tonifying Qi operation manually.
Utility model content
The purpose of this utility model is to overcome the problems referred to above, provides one kind to be automatically obtained GIS body tonifying Qi, have warning
The GIS Constant Pressure Complementary Air Device of function.
To achieve these goals, the technical scheme that the utility model is adopted is：GIS Constant Pressure Complementary Air Device, including filling
Gas cylinder interface, GIS device inflatable interface are it is characterised in that described inflation steel cylinder interface is connected by steel cylinder connecting pipe
Steel cylinder, described GIS device inflatable interface connects GIS body tonifying Qi interface by GIS connecting pipe, also includes for detecting steel cylinder
The second pressure detection module of pressure and the first pressure detection module for detecting GIS bulk density, first pressure detects mould
Block and second pressure detection module are connected with controller simultaneously, and described controller connects electric-controlled ball valve；Electric-controlled ball valve is arranged at
Between first pressure detection module and second pressure detection module；Described controller is connected with alarm module.
Aforesaid GIS Constant Pressure Complementary Air Device, controller controls the opening and closing of electric-controlled ball valve, in steel cylinder when electric-controlled ball valve is opened
Gas fills into GIS, and this is internal.
Aforesaid GIS Constant Pressure Complementary Air Device, described alarm module passes through live acousto-optic voice alarm or is wirelessly transferred report
Alert.
GIS Constant Pressure Complementary Air Device, the body of described GIS Constant Pressure Complementary Air Device is box-structure, and box-structure is by panel
Lock locking, is provided with carrying handle and protecting cover for joint outside box-structure；Described box-structure side is provided with GIS device and fills
Gas interface, inflation steel cylinder interface, GIS device inflatable interface, reserved vacuumize special purpose interface, scalable attaching plug, box is tied
It is provided with liquid crystal operation screen, thermal printer, relay indicating light, the second pressure detection mould for detecting steel cylinder pressure inside structure
Block, first pressure detection module, fault audible-visual annunciator for detecting GIS bulk density；Described inflation steel cylinder interface leads to
Cross steel cylinder connecting pipe and connect steel cylinder, described GIS device inflatable interface connects GIS body tonifying Qi interface by GIS connecting pipe.
The pressure value that can be shown by first pressure detection module and second pressure detection module, with default pressure value manpower comparing
Relatively, tonifying Qi is realized in artificial operation.
The described reserved special purpose interface that vacuumizes connects GIS connecting pipe and steel cylinder connecting pipe respectively and GIS is connected
Pipeline and steel cylinder connecting pipe vacuumize.
Aforesaid GIS Constant Pressure Complementary Air Device, also includes the automatic winder stretching for power line.Scalable attaching plug
The power supply being applied to different distance takes requirement.
With respect to prior art, the beneficial effects of the utility model：The utility model pass through first pressure detection module and
The both-end detecting pressure value is delivered to system control cpu by second pressure detection module, realizes condition adjudgement, dry without manpower
In advance, time-consuming and manpower；Controller passes through to control electrical ball valve can realize certainly adding constant voltage tonifying Qi；Automatic alarm unit is permissible
Send warning message or teletransmission alarm signal in unit exception so that operation maintenance personnel need not constantly be stood fast at about equipment, section
Human-saving, improves efficiency.The utility model gas circuit is reasonable in design, gets rid of those redundant links, and reduces equipment gas leakage hidden danger；Reserve and take out very
Pipeline can be vacuumized tonifying Qi again by null interface in advance, removes venting rinsing step, it is to avoid pollution environment；Device adopts high-precision
Degree pressure transmitter, precision is up to 0.001, can more authentic and valid reacting gas situation；Install automatically inside the utility model
Winder, can automatic winding.
Brief description
Fig. 1 is structure chart of the present utility model；
Fig. 2 is electric-controlled ball valve, pressure gauge（It is pressure detecting module）Structure chart；
Fig. 3 is connection status figure of the present utility model；
Fig. 4 is the structure chart of prior art；
Fig. 5 is the utility model schematic diagram of gas circuit；
1 protecting cover for joint, 2 panel locks, 3 carrying handles, 4 liquid crystal operation screens, 5 thermal printers, 6 pressure detecting moulds
Block, 6a first pressure detection module, 6b second pressure detection module, 7 fault audible-visual annunciators, 8 inflation steel cylinder interfaces, 9 steel cylinders
Connecting pipe, 10 AC220V can shrink attaching plug automatically, 11 relay indicating lights, 12 power switches, and the inflation of 13GIS equipment connects
Mouthful, 14 reserved vacuumize special purpose interface, 15 GIS connecting pipes, 16 electric-controlled ball valves, 17 steel cylinders, 18 GIS body tonifying Qi interfaces.
Specific embodiment
Figure is preferred embodiment of the present utility model, below in conjunction with the accompanying drawings the utility model is further described.
According to Fig. 1-3, GIS Constant Pressure Complementary Air Device, including inflation steel cylinder interface 8, GIS device inflatable interface 13, described
Inflation steel cylinder interface connects steel cylinder 17 by steel cylinder connecting pipe 9, and described GIS device inflatable interface passes through GIS connecting pipe 15
Connect GIS body tonifying Qi interface 18, also include pressure detecting module 6, be divided into and detecting for the second pressure detecting steel cylinder pressure
Module 6b and the first pressure detection module 6a for detecting GIS bulk density, first pressure detection module and second pressure inspection
Survey module to be connected with controller, described controller simultaneously（I.e. CPU）Connect electric-controlled ball valve 16 and control the opening and closing of electric-controlled ball valve,
Gas in steel cylinder when electric-controlled ball valve is opened fills into GIS, and this is internal；Electric-controlled ball valve is arranged at first pressure detection module（I.e. Fig. 2
Pressure gauge）With second pressure detection module（The i.e. pressure gauge of Fig. 2）Between；Described controller is connected with alarm module.
The body of described GIS Constant Pressure Complementary Air Device is box-structure, and box-structure is locked by panel lock 2, and box is tied
It is provided with carrying handle 3 and protecting cover for joint 1 outside structure.Protecting cover for joint is used for protecting some interfaces outside box-structure.
Described box-structure side is provided with described GIS device inflatable interface, inflation steel cylinder interface, GIS device inflation
Interface, reserved vacuumize special purpose interface 14, AC220V can shrink attaching plug 10 automatically, is provided with liquid crystal operation inside box-structure
Screen 4, thermal printer 5, relay indicating light 11, power switch 12, described first pressure detection module, described second pressure
Detection module, fault audible-visual annunciator 7.
The described reserved special purpose interface that vacuumizes connects GIS connecting pipe and vacuumizes process to GIS connecting pipe.Also wrap
Include the automatic winder stretching for power line.Scalable attaching plug is used for passing through of power line.Described alarm module leads to
Cross live acousto-optic voice alarm or be wirelessly transferred warning.
It is by necessity of Constant Pressure Complementary Air Device and the connection of GIS body and unique pipeline according to Fig. 1-3,5, GIS connecting pipe,
First pass through this pipeline intrinsic for GIS device pressure value can be balanced to making-up air device so that making-up air device can be read
Taking equipment internal pressure, is that the gas in steel cylinder is supplemented to GIS originally in vivo by this pipeline again.
Tonifying Qi steel cylinder can be positioned over any correct position at tonifying Qi scene（Do not affect the appearance and hinder other equipment to run
Position, here do not limit）, it is connected with Constant Pressure Complementary Air Device steel cylinder connector by pressure piping, constant voltage tonifying Qi after connection
Device can read steel cylinder pressure and control the gas in steel cylinder to GIS device tonifying Qi.
After GIS connecting pipe connects GIS device body, Constant Pressure Complementary Air Device can be utilized this dress to Constant Pressure Complementary Air Device
The first high accuracy pressure transmitter put（A part for first pressure detection module）The interior pressure value reading GIS device, leads to
After crossing steel cylinder connecting pipe connection steel cylinder, Constant Pressure Complementary Air Device can be utilized second high accuracy pressure transmitter of this device（For
A part for second pressure detection module）Read steel cylinder in pressure value, then by reading value with start shooting before CPU preset value carry out right
Ratio judgement, opens electric-controlled ball valve when reading value is less than setting value and is less than steel cylinder pressure value, can be certainly using both-end pressure differential
So implement tonifying Qi operation, during tonifying Qi, high accuracy pressure transmitter constantly monitors tonifying Qi process, when the pressure of GIS body reaches
During setting value, electric-controlled ball valve executes closing motion, stops tonifying Qi.Complete tonifying Qi operation.When steel pressure of the inside of a bottle is relatively low, system
Warning message will be proposed, point out to change steel cylinder.In Fig. 5, V1, V2 are Non-follow control ball valve, and V3 is Electronic control ball valve（Automatically controlled ball
Valve）.Admission pressure detection is corresponding with GIS pressure detecting to be pressure detecting module, and pressure detecting module includes pressure display unit
And pressure transmitter.
This device adopts the high accuracy pressure transmitter of two different ranges, constantly monitoring steel cylinder end and GIS end pressure feelings
Condition, high accuracy proportional ball valve according to monitoring pressure value under the control of high-speed CPU action at any time it is ensured that GIS end pressure is constant.Dress
Put inside and active safety warning system is installed simultaneously, actively send report steel cylinder pressure is relatively low, in the case of equipment pressure anomaly
Alert signal, reminds operator on duty.Device arranges numerical value pre-entered port, can be gentle according to the power equipment of different electric pressures
Body pressure value, sets corresponding superfeed pressure, and high-precision A/D change-over circuit can truly reflect equipment pressure and operating pressure,
Without human intervention when efficient control circuit makes equipment run.
Device adopts AC220 and UPS duplicate supply pattern, can select in conjunction with field condition freedom and flexibility.In addition consider
The actually used situation at scene, device interior is furnished with automatic winder, and tonifying Qi can eliminate manual volume with automatic winding after terminating
The trouble of line, improves operating efficiency.
Above-described embodiment does not limit the utility model, all institutes by the way of equivalent or equivalent transformation in any form
The technical scheme obtaining, all falls within protection domain of the present utility model.
Claims (6)
1. GIS Constant Pressure Complementary Air Device, including inflation steel cylinder interface, GIS device inflatable interface it is characterised in that described inflation
Steel cylinder interface connects steel cylinder by steel cylinder connecting pipe, and described GIS device inflatable interface connects GIS originally by GIS connecting pipe
Body tonifying Qi interface, also includes the second pressure detection module for detecting steel cylinder pressure and for detecting GIS bulk density the
One pressure detecting module, first pressure detection module and second pressure detection module are connected with controller simultaneously, described control
Device connects electric-controlled ball valve；Electric-controlled ball valve is arranged between first pressure detection module and second pressure detection module；Described control
Device processed is connected with alarm module.
2. GIS Constant Pressure Complementary Air Device according to claim 1 it is characterised in that controller control electric-controlled ball valve opening and closing,
Gas in steel cylinder when electric-controlled ball valve is opened fills into GIS, and this is internal.
3. GIS Constant Pressure Complementary Air Device according to claim 1 is it is characterised in that described alarm module passes through acoustic scene
Light audio alert or be wirelessly transferred warning.
4. GIS Constant Pressure Complementary Air Device is it is characterised in that the body of described GIS Constant Pressure Complementary Air Device is box-structure, box
Structure is locked by panel lock, is provided with carrying handle and protecting cover for joint outside box-structure；Described box-structure side sets
There are GIS device inflatable interface, inflation steel cylinder interface, GIS device inflatable interface, reserved vacuumize special purpose interface, scalable power supply
Plug, is provided with liquid crystal operation screen, thermal printer, relay indicating light, is used for detecting the second of steel cylinder pressure inside box-structure
Pressure detecting module, the first pressure detection module for detecting GIS bulk density；Described inflation steel cylinder interface passes through steel cylinder
Connecting pipe connects steel cylinder, and described GIS device inflatable interface connects GIS body tonifying Qi interface by GIS connecting pipe.
5. GIS Constant Pressure Complementary Air Device according to claim 4 is it is characterised in that described reserved vacuumize special purpose interface
Connect GIS connecting pipe and steel cylinder connecting pipe respectively and GIS connecting pipe and steel cylinder connecting pipe are vacuumized.
6. GIS Constant Pressure Complementary Air Device according to claim 4 is it is characterised in that also include automatic winder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801948.1U CN205938513U (en) | 2016-07-27 | 2016-07-27 | GIS constant voltage air supplement unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620801948.1U CN205938513U (en) | 2016-07-27 | 2016-07-27 | GIS constant voltage air supplement unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205938513U true CN205938513U (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620801948.1U Active CN205938513U (en) | 2016-07-27 | 2016-07-27 | GIS constant voltage air supplement unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN205938513U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090602A (en) * | 2016-07-27 | 2016-11-09 | 国网江苏省电力公司检修分公司 | GIS Constant Pressure Complementary Air Device |
| CN108521093A (en) * | 2018-04-13 | 2018-09-11 | 广东电网有限责任公司 | A kind of the O＆M device and application method of SF6 air insulating devices |
-
2016
- 2016-07-27 CN CN201620801948.1U patent/CN205938513U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106090602A (en) * | 2016-07-27 | 2016-11-09 | 国网江苏省电力公司检修分公司 | GIS Constant Pressure Complementary Air Device |
| CN108521093A (en) * | 2018-04-13 | 2018-09-11 | 广东电网有限责任公司 | A kind of the O＆M device and application method of SF6 air insulating devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210000, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Co-patentee after: Jiang HNP Electric Technology Co., Ltd. Patentee after: National network Jiangsu Electric Power Co., Ltd. maintenance branch Co-patentee after: STATE GRID JIANGSU ELECTRIC POWER COMPANY Co-patentee after: State Grid Corporation of China Address before: 210000, Jiangsu, Jiangning Development Zone, Nanjing, the source of the road, No. 58, -5 Co-patentee before: Jiang HNP Electric Technology Co., Ltd. Patentee before: State Grid Jiangsu Electric Power Company Maintenance Branch Company Co-patentee before: STATE GRID JIANGSU ELECTRIC POWER COMPANY Co-patentee before: State Grid Corporation of China |
|
| CP01 | Change in the name or title of a patent holder |