CN109629904A - A kind of GIS safety warning fence - Google Patents
A kind of GIS safety warning fence Download PDFInfo
- Publication number
- CN109629904A CN109629904A CN201811522314.2A CN201811522314A CN109629904A CN 109629904 A CN109629904 A CN 109629904A CN 201811522314 A CN201811522314 A CN 201811522314A CN 109629904 A CN109629904 A CN 109629904A
- Authority
- CN
- China
- Prior art keywords
- fence
- gis
- inflatable
- shaped buckle
- safety warning
- 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.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The present invention relates to electrical equipment technical fields, a kind of GIS safety warning fence is provided, including the fixed device of fence, fence body and locking device, the fixed device of the fence, it is fixed on the fence body, for when GIS device is overhauled, the fence body to be fixed on GIS device cylinder；The fence body, in GIS device maintenance, the operation part of the GIS device to be isolated；The locking device, be arranged in fence body front end, for when carrying out fence measure, lockking the fence body, thus realize to GIS device operation part it is completely isolated, not to service personnel there are the gap passed through and may, and accomplish it is time saving and energy saving.
Description
Technical field
The present invention relates to electrical equipment technical field, specially a kind of GIS safety warning fence.
Background technique
Currently, existing 110kV and above are mostly used breaker, disconnecting switch, earthing switch, mutual induction of voltage
Device, current transformer, arrester, bus, cable termination, inlet-outlet sleeve etc., it is optimized to design a kind of obtained cartridge type combination
Structure is whole.
GIS device needs that part will be overhauled with fence when overhauling and having a power failure is isolated with operation part.It is examined at present in GIS device
There are mainly three types of the safety warning fences used during repairing: single reticular fence, band stake formula fence and sucked type fence.Three kinds
GIS operation part can not be tightly isolated in safety warning fence, in particular for the GIS device feelings of bus upper layer and lower layer arrangement
The case where plane is above the ground level in condition, bracket base and the narrow situation of the device space, fence can not be arranged into device end, simultaneously
Fence is time-consuming and laborious in placement process and easily deforms, and can not play good protection and warning function.
Summary of the invention
In order to overcome the defect of the prior art as indicated above, the present inventor has made intensive studies this, is paying
After a large amount of creative works, so as to complete the present invention.
Specifically, the technical problems to be solved by the present invention are: providing a kind of GIS safety warning fence, it is intended to solve
GIS operation part can not be tightly isolated in the safety warning fence that certainly prior art provides, and can not play good protection and warning
The technical issues of effect.
In order to solve the above technical problems, the technical scheme is that
A kind of GIS safety warning fence, including the fixed device of fence, fence body and locking device, in which:
The fixed device of the fence, is fixed on the fence body, is used in GIS device maintenance, by the fence
Body is fixed on GIS device cylinder；
The fence body, in GIS device maintenance, the operation part of the GIS device to be isolated；
The locking device is arranged in fence body front end, for lockking the fence when carrying out fence measure
Body.
As an improvement scheme, the fixed device of the fence is that U-shape lock has, and the fixed device of the fence includes filling
Gas formula U-shaped buckle and Intelligent pressing unit；
The inflatable U-shaped buckle, one end are detachably arranged on the fence body, and the other end is equipped with U-shaped mouth, institute
U-shaped mouth is stated to be installed in the state of inflation on the GIS device cylinder；
The Intelligent pressing unit is arranged on the fence body, for carrying out charge and discharge to the inflatable U-shaped buckle
Gas controls the working condition of the inflatable U-shaped buckle.
As an improvement scheme, the Intelligent pressing unit includes trigger switch, single-chip microcontroller, pressure sensor, fills
Air pump and vent valve, in which:
The trigger switch is arranged on the fence body, and the trigger switch includes gas-filled switching tube and air escape cock；
The single-chip microcontroller is generated with the trigger switch connection for the trigger action according to the trigger switch
For controlling the action command of the inflator pump and vent valve, and it is sent to the inflator pump and vent valve；
The inflator pump, with the single-chip microcontroller connection, the inflating port of the inflator pump and the inflatable U-shaped buckle
Air inlet connection, for the action command according to inflator pump, movement is inflated to the inflator pump；
The pressure sensor is arranged in the air bag of the inflatable U-shaped buckle, and the single-chip microcontroller connection,
The pressure in air bag for detecting the inflatable U-shaped buckle, and send collected pressure parameter to the single-chip microcontroller,
Wherein, the single-chip microcontroller controls the inflator pump and stops inflation movement according to preset pressure threshold parameter；
The vent valve is arranged in the inflatable U-shaped buckle, with the single-chip microcontroller connection for receiving
The action command for stating the vent valve of single-chip microcontroller transmission, the gas in the air bag of the inflatable U-shaped buckle is discharged.
As an improvement scheme, the end of the inflatable U-shaped buckle is additionally provided with velcro, and the inflatable U
The internal diameter of type buckle in the deflated condition and the outer diameter of the GIS device are adapted.
As an improvement scheme, the fence body includes flexible fence main body, controller and driver,
In:
The flexible fence main body includes mounting rack and several layers scissor type telescopic fence, and the scissor type telescopic encloses
The one end on column is respectively arranged on the mounting rack, and hinged with the mounting rack at the top of one end of the scissor type telescopic fence
Installation, one end bottom of the scissor type telescopic fence is in sliding setting on the mounting rack；
The front end of flexible fence main body is arranged in the driver, receives operation/stopping letter that the controller issues
Number, drive the flexible fence main body stretching/withdrawal；
The controller is arranged in the flexible fence main body, for generates the operation for controlling the driver and working/
Stop signal.
As an improvement scheme, be fixedly installed with two mounting plates being correspondingly arranged at the top of the mounting rack, it is described
One end tip of scissor type telescopic fence is fixedly installed with installation axle, and the installation axle is rotatablely installed described in two by bearing block
Between mounting plate；
One end bottom of the scissor type telescopic fence is fixedly installed with mounting rod, the end of the mounting rod and the connecting rod
Portion is hinged, and the both ends of the mounting rod are rotatably equipped with idler wheel, and the idler wheel is arranged against the mounting rack, the installation
Bar, which is slided by the idler wheel along the mounting rack, to be arranged.
As an improvement scheme, the locking device includes Intelligent key and the intelligence that matches with the Intelligent key
It can lock core.
As an improvement scheme, the Intelligent key include authority recognition module, identity binding module and communication mould
Block, in which:
The authority recognition module, for identifying to user right, the user right includes identity authority, operation
Permission and lockset increase permission newly；
The identity binding module carries out permission binding for that will meet the identity information of user of operating right；
Communication module is connect, for will be provided with operating right and body with the authority recognition module and identity binding module
The operational order of the user of part is sent to the intelligent lock core, opens the intelligent lock core.
In embodiments of the present invention, GIS includes that fence fixes device, fence body and locking dress with safety warning fence
It sets, the fixed device of the fence is fixed on the fence body, in GIS device maintenance, the fence body to be consolidated
It is scheduled on GIS device cylinder；The fence body, in GIS device maintenance, to the operation part of the GIS device into
Row isolation；The locking device is arranged in fence body front end, for lockking the fence when carrying out fence measure
Body, thus realize that there are the gaps passed through and possibility to service personnel to the completely isolated of GIS device operation part, and
And accomplish it is time saving and energy saving.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of GIS safety warning fence provided by the invention；
Fig. 2 is the structural schematic diagram of Intelligent pressing unit provided by the invention；
Fig. 3 is the partial structural diagram of fence body provided by the invention；
Wherein, 1, inflatable U-shaped buckle, 2, GIS device cylinder, 3, trigger switch, 4, single-chip microcontroller, 5, pressure sensor,
6, inflator pump, 7, vent valve, 8, velcro, 9, mounting rack, 10, scissor type telescopic fence, 11, mounting plate, 12, installation axle, 13,
Bearing block, 14, mounting rod, 15, connecting rod.
Specific embodiment
Below with reference to specific embodiment, the present invention is further described.But the purposes and mesh of these exemplary embodiments
Be only used to enumerate the present invention, any type of any restriction not is constituted to real protection scope of the invention, it is more non-to incite somebody to action this
The protection scope of invention is confined to this.
Fig. 1 shows the structural schematic diagram of GIS safety warning fence provided by the invention, for ease of description, in figure
Only give part related to the embodiment of the present invention.
GIS includes that fence fixes device, fence body and locking device with safety warning fence, in which:
The fixed device of the fence, is fixed on the fence body, is used in GIS device maintenance, by the fence
Body is fixed on GIS device cylinder 2；
The fence body, in GIS device maintenance, the operation part of the GIS device to be isolated；
The locking device is arranged in fence body front end, for lockking the fence when carrying out fence measure
Body.
Wherein, as shown in connection with fig. 1, the fixed device of fence is U-shape lock tool, and the fixed device of the fence includes inflatable U
Type buckle 1 and Intelligent pressing unit；
The inflatable U-shaped buckle 1, one end are detachably arranged on the fence body, and the other end is equipped with U-shaped mouth,
The U-shaped mouth is installed on the GIS device cylinder 2 in the state of inflation；
The Intelligent pressing unit is arranged on the fence body, for filling to the inflatable U-shaped buckle 1
It deflates, controls the working condition of the inflatable U-shaped buckle 1.
In this embodiment, which is common inflatable tensioner band, and details are not described herein.
In embodiments of the present invention, as shown in Fig. 2, Intelligent pressing unit includes trigger switch 3, single-chip microcontroller 4, pressure sensing
Device 5, inflator pump 6 and vent valve 7, in which:
The trigger switch 3 is arranged on the fence body, and the trigger switch 3 includes that gas-filled switching tube and deflation are opened
It closes；
The single-chip microcontroller 4, and 3 connection of trigger switch, for the trigger action according to the trigger switch 3,
It generates for controlling the action command of the inflator pump 6 and vent valve 7, and is sent to the inflator pump 6 and vent valve 7；
The inflator pump 6, with 4 connection of single-chip microcontroller, the inflating port and the inflatable of the inflator pump 6 are U-shaped
The air inlet connection of buckle 1, for the action command according to inflator pump 6, is inflated movement to the inflator pump 6；
The pressure sensor 5 is arranged in the air bag of the inflatable U-shaped buckle 1, connects with 4 route of single-chip microcontroller
It connects, the pressure in air bag for detecting the inflatable U-shaped buckle 1, and sends collected pressure parameter to the list
Piece machine 4, wherein the single-chip microcontroller 4 controls the inflator pump 6 and stop inflation movement according to preset pressure threshold parameter；
The vent valve 7 is arranged in the inflatable U-shaped buckle 1, with 4 connection of single-chip microcontroller for receiving
Gas in the air bag of the inflatable U-shaped buckle 1 is discharged the action command for the vent valve 7 that the single-chip microcontroller 4 is sent.
In this embodiment, when the fixed device of fence need to be suspended on GIS device cylinder 2, press first triggering by
Key, inflator pump 6 pressurize to gas chamber, detect inner wall pressure by pressure sensor 5 and feed back signal when pressure reaches target value
To single-chip microcontroller 4, stop pressurization.At this point, inflatable U-shaped buckle 1 has been reliably fixed on GIS device cylinder 2；
When that need to remove, triggering key is pressed again, and vent valve 7 just automatically excludes the gas in air bag, and inflatable is U-shaped
Buckle 1 can be removed easily from GIS device.
In embodiments of the present invention, as shown in connection with fig. 1, the end of inflatable U-shaped buckle 1 is additionally provided with velcro 8, and described
The outer diameter of the internal diameter of inflatable U-shaped buckle 1 in the deflated condition and the GIS device is adapted.
In embodiments of the present invention, fence body includes flexible fence main body, controller and driver, in which:
The flexible fence main body includes mounting rack 9 and several layers scissor type telescopic fence 10, and the scissor-type is stretched
One end of contracting fence 10 is respectively arranged on the mounting rack 9, and the scissor type telescopic fence 10 one end at the top of with it is described
Mounting rack 9 is hingedly installed, and one end bottom of the scissor type telescopic fence 10 is in sliding setting on the mounting rack 9；
The front end of flexible fence main body is arranged in the driver, receives operation/stopping letter that the controller issues
Number, drive the flexible fence main body stretching/withdrawal；
The controller is arranged in the flexible fence main body, for generates the operation for controlling the driver and working/
Stop signal.
Wherein, fence body can be common fence using conventional Fence structure, above-mentioned scissor type telescopic fence 10
Structure, if Fig. 1 and Fig. 3 provides two kinds of situations respectively, details are not described herein, but not to limit the present invention.
As shown in figure 3, the top of mounting rack 9 is fixedly installed with two mounting plates 11 being correspondingly arranged, the scissor type telescopic
One end tip of fence 10 is fixedly installed with installation axle 12, and the installation axle 12 is rotatablely installed by bearing block 13 in two peaces
Between loading board 11；
One end bottom of the scissor type telescopic fence 10 is fixedly installed with mounting rod 14, the mounting rod 14 and the company
The end of bar 15 is hinged, and the both ends of the mounting rod 14 are rotatably equipped with idler wheel (unmarked in figure), the idler wheel against
The mounting rack 9 is arranged, and the mounting rod 14, which is slided by the idler wheel along the mounting rack 9, to be arranged, and connecting rod 15 is vacantly arranged.
In this embodiment, the above-mentioned mounting structure for providing a kind of scissor type telescopic fence 10 and mounting rack 9, certainly may be used
To use other modes, details are not described herein.
In embodiments of the present invention, the locking device is set in the other end of fence body, which can use
Diversified forms realization, such as:
Locking device includes Intelligent key and the intelligent lock core that matches with the Intelligent key；
The Intelligent key includes authority recognition module, identity binding module and communication module, in which:
The authority recognition module, for identifying to user right, the user right includes identity authority, operation
Permission and lockset increase permission newly；
The identity binding module carries out permission binding for that will meet the identity information of user of operating right；
Communication module is connect, for will be provided with operating right and body with the authority recognition module and identity binding module
The operational order of the user of part is sent to the intelligent lock core, opens the intelligent lock core.
In this embodiment, the Intelligent key and intelligent lock core may be implemented as follows: following four function can be achieved: (1) knowing
Other default opereating specification, operation time limit, prevent unauthorized operation；(2) lockset is increased newly in automatic identification permission, without awarding again
Power；(3) handset binding uses, and effectively identifies user's identity, clearly using responsibility and prevents key stolen, it is ensured that key
Using safe；(4) long-range monitoring is realized by the way that mobile phone is split, shuts operation.Pass through function of Bluetooth communication completion and handset binding.
The Intelligent Passive lock core and Intelligent Passive padlock being used cooperatively with Intelligent key use digital coding and coded communication technology
To ensure using safe.With switch lock sensor inside lock core, lockset open and close state of catching can be flutterred, and passes through the interior of lock core
Storage records operation (unlock, shut, night watching etc.) log, so that switch lockset can be managed, be can be traced.Lock core passes through interior
Portion carries key corner Position Design, prevents key from extracting during open and close lock, causes false lock, the false risk opened.
In embodiments of the present invention, GIS includes that fence fixes device, fence body and locking dress with safety warning fence
It sets, the fixed device of the fence is fixed on the fence body, in GIS device maintenance, the fence body to be consolidated
It is scheduled on GIS device cylinder 2；The fence body, in GIS device maintenance, to the operation part of the GIS device into
Row isolation；The locking device is arranged in fence body front end, for lockking the fence when carrying out fence measure
Body, thus realize that there are the gaps passed through and possibility to service personnel to the completely isolated of GIS device operation part, and
And accomplish it is time saving and energy saving.
It should be appreciated that the purposes of these embodiments is merely to illustrate the present invention and is not intended to limit protection model of the invention
It encloses.In addition, it should also be understood that, after reading the technical contents of the present invention, those skilled in the art can make the present invention each
Kind change, modification and/or variation, all these equivalent forms equally fall within guarantor defined by the application the appended claims
Within the scope of shield.
Claims (8)
1. a kind of GIS safety warning fence, which is characterized in that device, fence body and locking device are fixed including fence,
In:
The fixed device of the fence, is fixed on the fence body, is used in GIS device maintenance, by the fence body
It is fixed on GIS device cylinder；
The fence body, in GIS device maintenance, the operation part of the GIS device to be isolated；
The locking device is arranged in fence body front end, for lockking the fencing machine when carrying out fence measure
Body.
2. GIS safety warning fence according to claim 1, which is characterized in that the fixed device of the fence is U-shape lock
Tool, and the fixed device of the fence includes inflatable U-shaped buckle and Intelligent pressing unit；
The inflatable U-shaped buckle, one end are detachably arranged on the fence body, and the other end is equipped with U-shaped mouth, the U
Type mouth is installed on the GIS device cylinder in the state of inflation；
The Intelligent pressing unit is arranged on the fence body, for carrying out inflation/deflation to the inflatable U-shaped buckle,
Control the working condition of the inflatable U-shaped buckle.
3. GIS safety warning fence according to claim 2, which is characterized in that the Intelligent pressing unit includes touching
Send out switch, single-chip microcontroller, pressure sensor, inflator pump and vent valve, in which:
The trigger switch is arranged on the fence body, and the trigger switch includes gas-filled switching tube and air escape cock；
The single-chip microcontroller, with the trigger switch connection, for the trigger action according to the trigger switch, generation is used for
The action command of the inflator pump and vent valve is controlled, and is sent to the inflator pump and vent valve；
The inflator pump, and the single-chip microcontroller connection, the inflating port of the inflator pump and the inflatable U-shaped buckle into
Port connection, for the action command according to inflator pump, is inflated movement to the inflator pump；
The pressure sensor is arranged in the air bag of the inflatable U-shaped buckle, with the single-chip microcontroller connection, is used for
The pressure in the air bag of the inflatable U-shaped buckle is detected, and sends collected pressure parameter to the single-chip microcontroller,
In, the single-chip microcontroller controls the inflator pump and stops inflation movement according to preset pressure threshold parameter；
The vent valve is arranged in the inflatable U-shaped buckle, with the single-chip microcontroller connection for receiving the list
Gas in the air bag of the inflatable U-shaped buckle is discharged the action command for the vent valve that piece machine is sent.
4. GIS safety warning fence according to claim 3, which is characterized in that the end of the inflatable U-shaped buckle
It is additionally provided with velcro, and the outer diameter of the inflatable U-shaped buckle internal diameter in the deflated condition and the GIS device
It is adapted.
5. GIS safety warning fence according to claim 1, which is characterized in that the fence body includes extensible enclosing
Column main body, controller and driver, in which:
The flexible fence main body includes mounting rack and several layers scissor type telescopic fence, the scissor type telescopic fence
One end is respectively arranged on the mounting rack, and is hingedly pacified at the top of one end of the scissor type telescopic fence with the mounting rack
Dress, one end bottom of the scissor type telescopic fence is in sliding setting on the mounting rack；
The front end of flexible fence main body is arranged in the driver, receives operation/stop signal that the controller issues, band
Move the flexible fence main body stretching/withdrawal；
The controller is arranged in the flexible fence main body, for generating the operation/stopping for controlling the driver work
Signal.
6. GIS safety warning fence according to claim 5, which is characterized in that the fixed peace in the top of the mounting rack
The mounting plate being correspondingly arranged equipped with two, one end tip of the scissor type telescopic fence are fixedly installed with installation axle, the installation
Axis is rotatablely installed between two mounting plates by bearing block；
One end bottom of the scissor type telescopic fence is fixedly installed with mounting rod, the end hinge of the mounting rod and the connecting rod
It connects, and the both ends of the mounting rod are rotatably equipped with idler wheel, the idler wheel is arranged against the mounting rack, and the mounting rod is logical
It crosses the idler wheel and is slided along the mounting rack and is arranged.
7. GIS safety warning fence according to claim 6, which is characterized in that the locking device includes intelligent key
Spoon and the intelligent lock core to match with the Intelligent key.
8. GIS safety warning fence according to claim 8, which is characterized in that the Intelligent key includes that permission is known
Other module, identity binding module and communication module, in which:
The authority recognition module, for identifying to user right, the user right includes identity authority, operating right
And lockset increases permission newly；
The identity binding module carries out permission binding for that will meet the identity information of user of operating right；
Communication module is connect with the authority recognition module and identity binding module, for will be provided with operating right and identity
The operational order of user is sent to the intelligent lock core, opens the intelligent lock core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522314.2A CN109629904A (en) | 2018-12-13 | 2018-12-13 | A kind of GIS safety warning fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811522314.2A CN109629904A (en) | 2018-12-13 | 2018-12-13 | A kind of GIS safety warning fence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109629904A true CN109629904A (en) | 2019-04-16 |
Family
ID=66073519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811522314.2A Pending CN109629904A (en) | 2018-12-13 | 2018-12-13 | A kind of GIS safety warning fence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109629904A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761211A (en) * | 2019-10-16 | 2020-02-07 | 国网河北省电力有限公司 | Electrified position warning isolation frame of GIS equipment of transformer substation |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104809795A (en) * | 2015-05-21 | 2015-07-29 | 河南传通电子科技有限公司 | Circuit structure utilizing mobile phone APP (Application Program), cloud platform and Bluetooth intelligent key control switch lock and implementation method of circuit structure |
| CN204609464U (en) * | 2015-05-14 | 2015-09-02 | 国家电网公司 | A kind of ight safe fence of intelligent-induction |
| CN204676987U (en) * | 2015-05-21 | 2015-09-30 | 河北天创电气材料制造有限公司 | Telescopic safety fence |
| CN107198538A (en) * | 2017-07-07 | 2017-09-26 | 李钢 | A kind of adaptive air-cushion type head fixing device |
| CN207092694U (en) * | 2017-07-31 | 2018-03-13 | 国网江西省电力公司电力科学研究院 | A kind of electric power equipment on-site safeguards special-purpose multifunctional fence |
| CN207436656U (en) * | 2017-11-23 | 2018-06-01 | 国家电网公司 | Moveable high-pressure electrical test safe fence |
| CN207686404U (en) * | 2017-12-27 | 2018-08-03 | 国网山东省电力公司枣庄供电公司 | A kind of controllable extensible magnetic force fence |
| CN108775201A (en) * | 2018-08-13 | 2018-11-09 | 广东电网有限责任公司 | A kind of three-dimensional safe fence suitable for GIS device |
-
2018
- 2018-12-13 CN CN201811522314.2A patent/CN109629904A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204609464U (en) * | 2015-05-14 | 2015-09-02 | 国家电网公司 | A kind of ight safe fence of intelligent-induction |
| CN104809795A (en) * | 2015-05-21 | 2015-07-29 | 河南传通电子科技有限公司 | Circuit structure utilizing mobile phone APP (Application Program), cloud platform and Bluetooth intelligent key control switch lock and implementation method of circuit structure |
| CN204676987U (en) * | 2015-05-21 | 2015-09-30 | 河北天创电气材料制造有限公司 | Telescopic safety fence |
| CN107198538A (en) * | 2017-07-07 | 2017-09-26 | 李钢 | A kind of adaptive air-cushion type head fixing device |
| CN207092694U (en) * | 2017-07-31 | 2018-03-13 | 国网江西省电力公司电力科学研究院 | A kind of electric power equipment on-site safeguards special-purpose multifunctional fence |
| CN207436656U (en) * | 2017-11-23 | 2018-06-01 | 国家电网公司 | Moveable high-pressure electrical test safe fence |
| CN207686404U (en) * | 2017-12-27 | 2018-08-03 | 国网山东省电力公司枣庄供电公司 | A kind of controllable extensible magnetic force fence |
| CN108775201A (en) * | 2018-08-13 | 2018-11-09 | 广东电网有限责任公司 | A kind of three-dimensional safe fence suitable for GIS device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110761211A (en) * | 2019-10-16 | 2020-02-07 | 国网河北省电力有限公司 | Electrified position warning isolation frame of GIS equipment of transformer substation |
| CN110761211B (en) * | 2019-10-16 | 2021-07-30 | 国网河北省电力有限公司 | Electrified position warning isolation frame of GIS equipment of transformer substation |
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