CN110491308A - The quick-fried sudden strain of a muscle device of light sensation is torn in a kind of ground line leakproof open - Google Patents
The quick-fried sudden strain of a muscle device of light sensation is torn in a kind of ground line leakproof open Download PDFInfo
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- CN110491308A CN110491308A CN201910726381.4A CN201910726381A CN110491308A CN 110491308 A CN110491308 A CN 110491308A CN 201910726381 A CN201910726381 A CN 201910726381A CN 110491308 A CN110491308 A CN 110491308A
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- Prior art keywords
- light sensation
- ground line
- open
- light
- fried
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
- G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
- G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
- G09F2013/222—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent with LEDs
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
Light sensation is torn open the invention discloses a kind of ground line leakproof and dodges quick-fried device, dodges quick-fried electronic building brick including device housing, the shell fixing piece being fixed on outside device housing and the light sensation being fixed in device housing；The light sensation dodge quick-fried electronic building brick include be fixed on the power supply inside device housing, the LED light that is connected electrically on power supply and is located at outside device housing and the light sensation circuit that is connected between power supply and LED light.It is provided by the invention be conducive to the ground line worked at night leakage tear the quick-fried sudden strain of a muscle device of light sensation open, when carrying out Substation Switch Changing Operation at night, due to light, it is easy to cause ground line to omit, after this device, due to being mounted with light sensitive device, variable L ED light source can be issued at night, greatly improve can identification, reduce ground wire leakage a possibility that tearing open, improve power grid security reliability.
Description
Technical field
The present invention relates to electrical equipment technical fields, and in particular to a kind of ground line leakproof tears light sensation open and dodges quick-fried device, is applicable in
It is used in substation's electricity failure at night inspection earthing line.
Background technique
It is grounded in the power system: guarantee when being to unexpectedly voltage occur in the equipment and route having had a power failure
The important tool of staff.Regulation is issued by portion, ground line must be made of two naked copper flexible cords of diameter 25mm or more.
The effect of substation's high-voltage grounding wire: high-voltage grounding wire is for route and Substation construction, to prevent from closing on electrical body
Guarantee that safety is used when generating electrostatic induction electric shock or false switching.
Ground line has two-sidedness, it has the function of safety, and improper use can also generate damage effect, so having worked
Ground line will be removed in time by finishing.Line combination switch with ground can damage electrical equipment and destroy the stabilization of power grid, will lead to serious
Pernicious electrical hazard
It is important component in electricity safety production that power transformation operation personnel's interruption maintenance, which hangs dismounting ground wire, operations staff by
Tearing ground wire open in work mistake leakage can cause greatly to the safe and stable operation of personal safety, power grid, main equipment and responsible consumer
It threatens.Especially at night large operation scene, hanging ground-wire is torn in leakage, which open, will cause line short threat power grid operation, voltage class
Influence and range caused by higher are bigger, and leakage dismounting ground wire maloperation belongs to pernicious misoperation fault.
Under the premise of rules and regulations cannot inherently solve operator's behavioural norm, due in interruption maintenance operation
It hangs in ground line, since repair apparatus is more, position dispersion, in transmission process since work mistake etc. causes ground wire leakage to tear feelings open
Condition causes power grid accident, and research and development, which prevent leakproof from tearing hanging earthing conductor safety auxiliary Work tool open, becomes inevitable choice.
Therefore, light sensation is torn open it is urgent to provide a kind of ground line leakproof to solve the above problems dodge quick-fried device.
Summary of the invention
Tear light sensation open the object of the present invention is to provide a kind of ground line leakproof and dodge quick-fried device, raising can identification, prevent
The case where ground wire leakage is torn open, improves power grid security reliability.
To achieve the goals above, the technical solution adopted by the present invention is as follows:
A kind of ground line leakproof tears light sensation open and dodges quick-fried device, including device housing, the shell fixing piece being fixed on outside device housing
And the light sensation being fixed in device housing dodges quick-fried electronic building brick；
It includes being fixed on power supply inside device housing, be connected electrically on power supply and being located at device that the light sensation, which dodges quick-fried electronic building brick,
The LED light of hull outside and the light sensation circuit being connected between power supply and LED light；
The light sensation circuit includes that the switch for controlling on/off, collector c electric connection of power supply anode and emitter e are electrically connected
The triode of LED light, both ends are simultaneously connected in the base stage b of triode and the resistance R and both ends on positive pole and are connected in triode
Base stage b and power cathode on photo resistance RG。
As a further improvement of the present invention, described device shell is transparent shell, so that photo resistance RGBy light
It irradiates and resistance value reduction.
As a further improvement of the present invention, described device shell is hexahedron comprising bottom panel, position positioned at bottom plate
In bottom panel two sides left plate and right side plate, the front panel on front side of bottom panel, the backplate on rear side of bottom panel with
And the top panel positioned at top；The switch is located on the outside of front panel, and the LED light is located on the outside of top panel.
As a further improvement of the present invention, the shell fixing piece include the left bandage that is fixedly connected on left plate and
The right bandage being fixedly connected on right side plate；
The quantity of the left bandage and right bandage is two.
As a further improvement of the present invention, velcro generatrix are fixedly installed on the left bandage, on the right bandage
It is provided with magic notice face；It is glued in the velcro generatrix that right bandage is sticked on corresponding left bandage by magic notice face
Device is fixed on earth wire insulating rod by knot.
As a further improvement of the present invention, the light sensation circuit further includes being connected electrically in photo resistance RGOn communication mould
Block, the communication module are fixed on top panel；
The communication module is communicated with terminal is received, and is received terminal and is torn open for remotely detecting ground line leakage.
As a further improvement of the present invention, the backplate is the concave arc shape to match with earth wire insulating rod.
As a further improvement of the present invention, fixation is laid with insulating blanket on the backplate, for increasing and electric wire
Frictional force between insulating bar.
As a further improvement of the present invention, the insulating blanket uses elastomeric material.
As a further improvement of the present invention, the triode uses 9014 triodes, and the power supply uses button cell,
The LED light uses LED light emitting diode.
Compared with prior art, obtained by the present invention to have the beneficial effect that:
It is provided by the invention be conducive to the ground line worked at night leakage tear the quick-fried sudden strain of a muscle device of light sensation open, by photo resistance, LED light-emitting diodes
The quick-fried sudden strain of a muscle device that pipe, 9014 triodes, button cell, device box lamp group are dressed up.When carrying out Substation Switch Changing Operation at night, due to
Light reason is easy to cause ground line to omit, after this device, due to being mounted with light sensitive device, can issue at night variable
LED light source, greatly improve can identification, reduce ground wire leakage a possibility that tearing open, improve power grid security reliability.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the embodiment of the present invention one；
Attached drawing 2 is the circuit diagram of the embodiment of the present invention one；
Attached drawing 3 is the structural schematic diagram of the embodiment of the present invention two；
Attached drawing 4 is the working principle block diagram of the embodiment of the present invention two；
Attached drawing 5 is the overlooking structure diagram of the embodiment of the present invention one；
Attached drawing 6 is the overlooking structure diagram of the embodiment of the present invention three；
Attached drawing 7 is the overlooking structure diagram of the embodiment of the present invention four.
In attached drawing,
10 front panels, 11 LED light, 12 switches, 13 left bandages, 14 velcro generatrix, 15 right bandages, 16 magic notice faces, 17 lead to
Interrogate module, 18 reflective strips, 19 top panels, 20 backplates, 21 left plates, 22 right side plates, 23 insulating blankets.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the application and its application or making
Any restrictions.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall in the protection scope of this application.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited scope of the present application processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
In the description of the present application, it is to be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System is merely for convenience of description the application and simplifies description, and in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is the limitation to the application protection scope；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
Apply for the limitation of protection scope.
Embodiment one
As shown in attached drawing 1,2 and 5；
A kind of ground line leakproof tears light sensation open and dodges quick-fried device, including device housing, the shell fixing piece being fixed on outside device housing
And the light sensation being fixed in device housing dodges quick-fried electronic building brick；
It includes being fixed on power supply inside device housing, be connected electrically on power supply and being located at device that the light sensation, which dodges quick-fried electronic building brick,
The LED light 11 of hull outside and the light sensation circuit being connected between power supply and LED light 11；
The light sensation circuit includes that the switch 12 for controlling on/off, collector c electric connection of power supply anode and emitter e are electrically connected
The triode of LED light 11, both ends are simultaneously connected in the base stage b of triode and the resistance R and both ends on positive pole and are connected in three-level
The base stage b and the photo resistance R on power cathode of pipeG。
Further, described device shell is transparent shell, so that photo resistance RGBy light irradiation, resistance value reduces.
Further, described device shell is hexahedron comprising positioned at the bottom panel of bottom plate, positioned at bottom panel two sides
Left plate 21 and right side plate 22, the front panel 10 on front side of bottom panel, the backplate 20 on rear side of bottom panel and it is located at
The top panel 19 at top；The switch 12 is located at 10 outside of front panel, and the LED light 11 is located at 19 outside of top panel.
Further, the shell fixing piece includes the left bandage 13 being fixedly connected on left plate 21 and is fixedly connected on
Right bandage 15 on right side plate 22；
The quantity of the left bandage 13 and right bandage 15 is two.
Further, the triode uses 9014 triodes, and the power supply uses button cell, and the LED light 11 is adopted
With LED light emitting diode.
When the present embodiment is in use, device is bundled on earth wire insulating rod by left bandage 13 and right bandage 15, is beaten
Switch 12 is removed one by one after maintenance and is grounded and turns off the switch 12；The luminous energy that LED light 11 issues reminds operator
Member after the completion of night maintenance, do not remove by ground line, connects power distribution network in the case where anti-leak-stopping dismounting ground wire.
The present embodiment is conducive to the ground line worked at night leakage and tears the quick-fried sudden strain of a muscle device of light sensation open, carries out substation's back brake behaviour at night
When making, due to light, it is easy to cause ground line to omit, after this device, due to being mounted with light sensitive device, in night energy
Issue variable L ED light source, greatly improve can identification, reduce ground wire leakage a possibility that tearing open, it is reliable to improve power grid security
Property.
As a further improvement of the present invention, velcro generatrix 14 are fixedly installed on the left bandage 13, the right side is tied up
Magic notice face 16 is provided on band 15；Right bandage 15 sticks in the magic on corresponding left bandage 13 by magic notice face 16
Patch
In operation when installing ground line, it is connected on earth wire insulating rod at the conducting wire of ground line by velcro first,
The simple dismounting of velcro connection is quickly, elastic easy to adjust；Then it turns on the power switch, then carries out ground line and hang.Daytime
When, due to having sunray, the photo resistance R of alarmGIn off state, circuit is not turned on, and light emitting diode is not
It can shine.When evening, the not irradiation of sunlight, photo resistance RGIn the conductive state, the circuit of alarm, which is also at, leads
Logical state, light emitting diode issues continuous LED light source at this time, and carries out colour switching, reminds operations staff to have herein in time
Ground line, can prevent the leakage of ground wire from tearing open, guarantee electric network reliability.
Embodiment two
As shown in figures 3 and 4；
A kind of ground line leakproof tears light sensation open and dodges quick-fried device, including device housing, the shell fixing piece being fixed on outside device housing
And the light sensation being fixed in device housing dodges quick-fried electronic building brick；
It includes being fixed on power supply inside device housing, be connected electrically on power supply and being located at device that the light sensation, which dodges quick-fried electronic building brick,
The LED light 11 of hull outside and the light sensation circuit being connected between power supply and LED light 11；
The light sensation circuit includes that the switch 12 for controlling on/off, collector c electric connection of power supply anode and emitter e are electrically connected
The triode of LED light 11, both ends are simultaneously connected in the base stage b of triode and the resistance R and both ends on positive pole and are connected in three-level
The base stage b and the photo resistance R on power cathode of pipeG。
As a further improvement of the present invention, described device shell is transparent shell, so that photo resistance RGBy light
It irradiates and resistance value reduction.
As a further improvement of the present invention, described device shell is hexahedron comprising bottom panel, position positioned at bottom plate
Left plate 21 and right side plate 22, the front panel 10 on front side of bottom panel, the back on rear side of bottom panel in bottom panel two sides
Panel 20 and top panel 19 positioned at top；The switch 12 is located at 10 outside of front panel, and the LED light 11 is located at top panel
19 outsides.Further, reflective strip 18 is posted on plate 10 in front, enhances visual alarm effect.
As a further improvement of the present invention, the shell fixing piece includes the left bandage being fixedly connected on left plate 21
13 and the right bandage 15 that is fixedly connected on right side plate 22；
The quantity of the left bandage 13 and right bandage 15 is two.
As a further improvement of the present invention, velcro generatrix 14 are fixedly installed on the left bandage 13, the right side is tied up
Magic notice face 16 is provided on band 15；Right bandage 15 sticks in the magic on corresponding left bandage 13 by magic notice face 16
It is bonded on patch generatrix 14 and device is fixed on earth wire insulating rod.
As a further improvement of the present invention, the light sensation circuit further includes being connected electrically in photo resistance RGOn communication mould
Block 17, the communication module 17 are fixed on top panel 19；
Further, the communication module 17 is communicated with terminal is received, and is received terminal and is torn open for remotely detecting ground line leakage.
The triode uses 9014 triodes, and the power supply uses button cell, and the LED light 11 is shone using LED
Diode.
The present embodiment has the ground line leakage for being conducive to work at night and tears the quick-fried sudden strain of a muscle device of light sensation open, carries out substation at night and falls
When lock operates, due to light, it is easy to cause ground line to omit, after this device, due to being mounted with light sensitive device, at night
Between can issue variable L ED light source, greatly improve can identification, reduce ground wire leakage a possibility that tearing open, improve power grid security
Reliability；It is connected on earth wire insulating rod by velcro, connects simple dismounting quickly, it is elastic easy to adjust；Further,
It is also equipped with the function of remotely monitoring, communication module 17 and reception terminal carry out telecommunication, and service personnel can receive terminal
The leakage of discovery ground line is torn open in time.
Embodiment three
As indicated with 6；
On the basis of example 1, the backplate 20 is the concave arc shape to match with earth wire insulating rod；Make this quick-fried sudden strain of a muscle dress
Set more fitting earth wire insulating rod stable connection.
Example IV
As shown in Fig. 7；
On the basis of embodiment three, fixation is laid with insulating blanket 23 on the backplate 20, for increasing and wire insulation
Frictional force between bar.The insulating blanket 23 uses elastomeric material.There is antiskid effect after fixation, the present apparatus is avoided to exist
It is slid on earth wire insulating rod.
Claims (10)
1. light sensation is torn in a kind of ground line leakproof, which open, dodges quick-fried device, it is characterised in that: including device housing, be fixed on outside device housing
Shell fixing piece and the light sensation that is fixed in device housing dodge quick-fried electronic building brick；
It includes being fixed on power supply inside device housing, be connected electrically on power supply and being located at device that the light sensation, which dodges quick-fried electronic building brick,
The LED light of hull outside and the light sensation circuit being connected between power supply and LED light；
The light sensation circuit includes that the switch for controlling on/off, collector c electric connection of power supply anode and emitter e are electrically connected
The triode of LED light, both ends are simultaneously connected in the base stage b of triode and the resistance R and both ends on positive pole and are connected in triode
Base stage b and power cathode on photo resistance RG。
2. light sensation is torn in a kind of ground line leakproof according to claim 1, which open, dodges quick-fried device, it is characterised in that: described device shell
For transparent shell, so that photo resistance RGBy light irradiation, resistance value reduces.
3. light sensation is torn in a kind of ground line leakproof according to claim 2, which open, dodges quick-fried device, it is characterised in that: described device shell
For hexahedron comprising positioned at the bottom panel of bottom plate, the left plate positioned at bottom panel two sides and right side plate, be located on front side of bottom panel
Front panel, the backplate on rear side of bottom panel and the top panel positioned at top；The switch is located on the outside of front panel, institute
LED light is stated to be located on the outside of top panel.
4. light sensation is torn in a kind of ground line leakproof according to claim 3, which open, dodges quick-fried device, it is characterised in that: the shell is fixed
Part includes the left bandage being fixedly connected on left plate and the right bandage that is fixedly connected on right side plate；
The quantity of the left bandage and right bandage is two.
5. light sensation is torn in a kind of ground line leakproof according to claim 4, which open, dodges quick-fried device, it is characterised in that: on the left bandage
Velcro generatrix are fixedly installed, magic notice face is provided on the right bandage；Right bandage is sticked in by magic notice face
It is bonded in velcro generatrix on corresponding left bandage and device is fixed on earth wire insulating rod.
6. light sensation is torn in a kind of ground line leakproof according to claim 5, which open, dodges quick-fried device, it is characterised in that: the light sensation circuit
It further include being connected electrically in photo resistance RGOn communication module, the communication module is fixed on top panel；
The communication module is communicated with terminal is received, and is received terminal and is torn open for remotely detecting ground line leakage.
7. light sensation is torn in a kind of ground line leakproof according to claim 6, which open, dodges quick-fried device, it is characterised in that: the backplate is
The concave arc shape to match with earth wire insulating rod.
8. light sensation is torn in a kind of ground line leakproof according to claim 7, which open, dodges quick-fried device, it is characterised in that: on the backplate
Fixation is laid with insulating blanket, for increasing the frictional force between wire insulation bar.
9. light sensation is torn in a kind of ground line leakproof according to claim 8, which open, dodges quick-fried device, it is characterised in that: the insulating blanket
Using elastomeric material.
10. -9 described in any item a kind of ground line leakproofs according to claim 1 tear light sensation open and dodge quick-fried device, it is characterised in that: institute
Triode is stated using 9014 triodes, the power supply uses button cell, and the LED light uses LED light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726381.4A CN110491308A (en) | 2019-08-07 | 2019-08-07 | The quick-fried sudden strain of a muscle device of light sensation is torn in a kind of ground line leakproof open |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726381.4A CN110491308A (en) | 2019-08-07 | 2019-08-07 | The quick-fried sudden strain of a muscle device of light sensation is torn in a kind of ground line leakproof open |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110491308A true CN110491308A (en) | 2019-11-22 |
Family
ID=68550144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910726381.4A Pending CN110491308A (en) | 2019-08-07 | 2019-08-07 | The quick-fried sudden strain of a muscle device of light sensation is torn in a kind of ground line leakproof open |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110491308A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2059287U (en) * | 1989-10-18 | 1990-07-11 | 翟有圣 | Sight protector |
| JP3150943B2 (en) * | 1998-07-10 | 2001-03-26 | エヌ・ティ・ティ・アドバンステクノロジ株式会社 | Defense management system |
| CN102867389A (en) * | 2012-09-20 | 2013-01-09 | 保定供电公司 | Position alarming device of grounding wire |
| CN104408867A (en) * | 2014-10-31 | 2015-03-11 | 国家电网公司 | Alarm system for ground wire position of electric power overhaul |
| US9051905B2 (en) * | 2013-04-07 | 2015-06-09 | Ford Global Technologies, Llc | Evaporative emission control system |
| CN107657323A (en) * | 2017-10-30 | 2018-02-02 | 国网湖北省电力公司检修公司 | Transmission line safety measure control terminal and its control method |
| CN108109333A (en) * | 2017-12-23 | 2018-06-01 | 成都正光恒电子科技有限责任公司 | A kind of acousto-optic warning system for temporary grounding wire management |
| CN109873261A (en) * | 2019-03-27 | 2019-06-11 | 广东电网有限责任公司 | Alarming device is torn in a kind of ground line leakproof open |
-
2019
- 2019-08-07 CN CN201910726381.4A patent/CN110491308A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2059287U (en) * | 1989-10-18 | 1990-07-11 | 翟有圣 | Sight protector |
| JP3150943B2 (en) * | 1998-07-10 | 2001-03-26 | エヌ・ティ・ティ・アドバンステクノロジ株式会社 | Defense management system |
| CN102867389A (en) * | 2012-09-20 | 2013-01-09 | 保定供电公司 | Position alarming device of grounding wire |
| US9051905B2 (en) * | 2013-04-07 | 2015-06-09 | Ford Global Technologies, Llc | Evaporative emission control system |
| CN104408867A (en) * | 2014-10-31 | 2015-03-11 | 国家电网公司 | Alarm system for ground wire position of electric power overhaul |
| CN107657323A (en) * | 2017-10-30 | 2018-02-02 | 国网湖北省电力公司检修公司 | Transmission line safety measure control terminal and its control method |
| CN108109333A (en) * | 2017-12-23 | 2018-06-01 | 成都正光恒电子科技有限责任公司 | A kind of acousto-optic warning system for temporary grounding wire management |
| CN109873261A (en) * | 2019-03-27 | 2019-06-11 | 广东电网有限责任公司 | Alarming device is torn in a kind of ground line leakproof open |
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Application publication date: 20191122 |