CN106291075A - A kind of wearable step voltage warning device - Google Patents

A kind of wearable step voltage warning device Download PDF

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Publication number
CN106291075A
CN106291075A CN201610914996.6A CN201610914996A CN106291075A CN 106291075 A CN106291075 A CN 106291075A CN 201610914996 A CN201610914996 A CN 201610914996A CN 106291075 A CN106291075 A CN 106291075A
Authority
CN
China
Prior art keywords
step voltage
wearable
voltage
warning device
alarm
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
Application number
CN201610914996.6A
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Chinese (zh)
Inventor
马永波
马晨光
王桂莲
贾飞
闫凌涛
杨柳松
孙久仓
冯建
盛守才
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengwu Power Supply Company State Grid Shandong Electric Power Co Ltd
Heze Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
Chengwu Power Supply Company State Grid Shandong Electric Power Co Ltd
Heze Power Supply Co of State Grid Shandong Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chengwu Power Supply Company State Grid Shandong Electric Power Co Ltd, Heze Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical Chengwu Power Supply Company State Grid Shandong Electric Power Co Ltd
Priority to CN201610914996.6A priority Critical patent/CN106291075A/en
Publication of CN106291075A publication Critical patent/CN106291075A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values

Abstract

The invention provides a kind of wearable step voltage warning device, belong to electric power safety guard technology field, when solving change, distribution operation maintenance personnel and circuit operation maintenance personnel charged tour fault high pressure equipment or circuit, owing to faulty equipment or line-to-ground fault point, the problem causing step voltage injury accident cannot be predicted in advance.This device is worn on operation maintenance personnel both feet, voltage by the current step of voltage sensor perception, the voltage of acquisition is sent to computer, calculate step voltage value, when step voltage value exceedes threshold value, controller sends early warning signal to alarm, and alarm sends sound, light alarm, reminds the operation maintenance personnel in making an inspection tour to take care.The operation maintenance personnel in tour can be made to find faulty equipment or line-to-ground point in time, be avoided that again the generation of step voltage electric shock accidents, ensured the personal safety of operation maintenance personnel.The present invention can be used for the power departments such as State Grid Corporation of China.

Description

A kind of wearable step voltage warning device
Technical field
The present invention relates to electric power safety guard technology field, reporting to the police in particular to a kind of wearable step voltage fills Put.
Background technology
At present, " State Grid Corporation of China's electric power safety working regulation " (power transformation part) 5.2.4 bar regulation: high pressure equipment occurs During ground connection, indoor occupant is answered beyond distance fault point 4 meters, and outside work personnel answer beyond distance fault point 8 meters.The most so Regulation, be because when electrical equipment touch shell fault, wire fracture lands or line insulation punctures and causes single-phase earthing former During barrier, the most grounded body of electric current or wire pick-up point are hemispherical wandering to the earth.Similar by one block of stone input water, can go out Now a lot of circles, from the center of circle more close to place, current potential is the highest, from the center of circle more away from place, current potential is the lowest, the current potential of same circle It is then identical.If someone comes into these circles forming different potentials, the potential difference that two feet bear is the formation of striding Voltage.When people touches step voltage, electric current will pass through human body, although electric current is not over the vitals of human body, only edge The lower part of the body to flow through, but when step voltage is higher, both feet cramp will occur, fall on situation, due to head foot it Between distance big, the voltage pretended on the person increases, and electric current increases accordingly, and it is possible to make electric current pass through human body Vitals, cause the person to get an electric shock and die accident.
It is power equipment that spy before and after electric line and the periodical inspection of converting equipment, vile weather patrols with fault inspection The routine work of operation maintenance personnel.When change, distribution operation maintenance personnel and circuit operation maintenance personnel charged tour fault high pressure equipment or circuit, Operation maintenance personnel is needed to possess stronger specialized capability, particularly when electric line generation earth fault, owing to shifting to an earlier date Precognition faulty equipment or line-to-ground fault point, within operation maintenance personnel is strayed into faulty equipment or line-to-ground point 8 meters, cause striding The accident of voltage injury happens occasionally, and operation maintenance personnel is caused personal injury.
The conventional method avoiding step voltage electric shock accidents is to wear insulating boot or both feet tightly jumping to move ahead, and wears insulating boot Can avoid electric shock accidents, but be difficult to find in time earth fault;Both feet the method moved ahead of tightly jumping are the most unfavorable Make an inspection tour for a long time in operation maintenance personnel, therefore, how to make operation maintenance personnel find faulty equipment or line-to-ground point in time, it is to avoid to stride Voltage causes person electric shock injury to be extremely urgent.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of wearable step voltage warning device, it is possible to make O&M people Member finds faulty equipment or line-to-ground point in time, it is to avoid step voltage causes person electric shock injury.
First aspect, embodiments provides a kind of wearable step voltage warning device, including voltage sensor, Computer, controller and alarm;
Described voltage sensor is for the voltage of the current step of perception, and the voltage of acquisition is sent to described computer;
Described computer receives the voltage that described voltage sensor sends, and calculates step voltage value;
Described controller, for when described step voltage value exceedes threshold value, sends early warning signal to described alarm;
After described alarm receives described early warning signal, send alarm.
In conjunction with first aspect, embodiments provide the first possible embodiment of first aspect, wherein, institute State controller and include input module and comparison module;
Described input module is for inputting threshold value and the numbering of contemporary wearable step voltage warning device of step voltage;
Described comparison module is for comparing the step voltage value of current step with described threshold value.
In conjunction with first aspect, embodiments provide the embodiment that the second of first aspect is possible, wherein, institute State alarm and include sound module and optical module;
Described sound module is used for sending voice message, and described voice message includes alarm voice, the wearing of the position of fault Wear step voltage warning device numbering and positional information;
Described optical module is used for converting the electrical signal to optical signal;
Described alarm receives the early warning signal that described controller sends, and starts described sound module and described optical module, Send described voice message and described optical signal.
In conjunction with first aspect, embodiments provide the third possible embodiment of first aspect, wherein, also Including transformer;
Described transformer is for reducing the step voltage through human body.
In conjunction with first aspect, embodiments provide the 4th kind of possible embodiment of first aspect, wherein, institute State controller and also include timer, be used for calculating alarm duration.
In conjunction with first aspect, embodiments provide the 5th kind of possible embodiment of first aspect, wherein, institute Stating controller also to include calling for help module, described calling for help module, when alarm duration exceedes preset value, sends to general headquarters and exhales Rescue signal.
In conjunction with first aspect, embodiments provide the 6th kind of possible embodiment of first aspect, wherein, institute Stating controller and also include locating module, described locating module is used for positioning accurate location and the fault ground that described distress call sends The accurate location of point.
In conjunction with first aspect, embodiments provide the 7th kind of possible embodiment of first aspect, wherein, also Including communication module, for the numbering of contemporary wearable step voltage warning device and positional information are sent wearable to other Step voltage warning device.
In conjunction with first aspect, embodiments provide the 8th kind of possible embodiment of first aspect, wherein, institute State communication module to be additionally operable to receive numbering and the positional information that other wearable step voltage warning devices send.
In conjunction with first aspect, embodiments provide the 9th kind of possible embodiment of first aspect, wherein, also Including bandage, described bandage for being fixed on the both feet of staff by described wearable step voltage warning device.
The embodiment of the present invention brings following beneficial effect: the wearable step voltage that the embodiment of the present invention provides is reported to the police and filled In putting, by the voltage of the current step of voltage sensor perception, the voltage of acquisition is sent to computer, calculates step voltage Value, when step voltage value exceedes threshold value, controller sends early warning signal to alarm, and alarm sends sound, light alarm, reminds Operation maintenance personnel in tour is taken care and judges whether current location is faulty equipment or line-to-ground point.
In view of this, the embodiment of the present invention can make the operation maintenance personnel in tour find faulty equipment or line-to-ground in time Point, is avoided that again step voltage causes the person to get an electric shock and injures, and Instant alarming, the operation maintenance personnel that warning works at the scene is prohibited from entering Or withdraw faulty equipment or line-to-ground point possibly immediately, prevent accident of human electric shock, ensure the people of operation maintenance personnel Body safety.As a kind of wearable device, directly it is worn on the foot of operation maintenance personnel, there is portability, intelligent and business-like Characteristic.The one wearable step voltage warning device volume that the embodiment of the present invention provides is little, and function is intensive, it is possible to further It is provided with and reduces what human body infringement, step voltage electric shock calling for help and the position of fault, location and operation maintenance personnel distress call were sent by high pressure The functions such as accurate location, effectively reduce the probability that step voltage electric shock accidents occurs, and decrease operation maintenance personnel and stride electricity The injury of pressure electric shock accidents, practical, reliability is high.The present invention meets country about technical standard and code, range of application Extensively, promotion prospect is preferable.
Other features and advantages of the present invention will illustrate in the following description, and, partly become from description Obtain it is clear that or understand by implementing the present invention.The purpose of the present invention and other advantages are at description, claims And specifically noted structure realizes and obtains in accompanying drawing.
For making the above-mentioned purpose of the present invention, feature and advantage to become apparent, preferred embodiment cited below particularly, and coordinate Appended accompanying drawing, is described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by embodiment required use attached Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right to be therefore not construed as The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to this A little accompanying drawings obtain other relevant accompanying drawings.
Fig. 1 shows the structural representation of a kind of wearable step voltage warning device that the embodiment of the present invention is provided;
Fig. 2 shows in the wearable step voltage warning device of one that the embodiment of the present invention is provided, the tool of controller Body structural representation.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention Middle accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only It is a part of embodiment of the present invention rather than whole embodiments.Therefore, enforcement to the present invention provided in the accompanying drawings below The detailed description of example is not intended to limit the scope of claimed invention, but is merely representative of the selected enforcement of the present invention Example.Based on embodiments of the invention, it is all that those skilled in the art are obtained on the premise of not making creative work Other embodiments, broadly fall into the scope of protection of the invention.
At present, when change, distribution operation maintenance personnel and circuit operation maintenance personnel charged tour fault high pressure equipment or circuit, due to nothing Method predicts faulty equipment or line-to-ground fault point in advance, within operation maintenance personnel is strayed into faulty equipment or line-to-ground point 8 meters, leads The accident causing step voltage injury happens occasionally, and operation maintenance personnel is caused personal injury, and based on this, the embodiment of the present invention provides A kind of wearable step voltage warning device, can make operation maintenance personnel find faulty equipment or line-to-ground point in time, it is to avoid across Step voltage causes person electric shock injury.
Embodiment one:
As it is shown in figure 1, embodiments provide a kind of wearable step voltage warning device, including voltage sensor 1, computer 2, controller 3 and alarm 4.This wearable step voltage warning device is worn on change, distribution operation maintenance personnel and line On the operation maintenance personnel both feet of road, wherein, the voltage of acquisition, for the voltage of the current step of perception, is sent to meter by voltage sensor 1 Calculating device 2, computer 2 receives the voltage that voltage sensor 1 is sent, and calculates step voltage value, and controller 3 is in step voltage When value exceedes threshold value, send early warning signal to alarm 4, after alarm 4 receives early warning signal, send alarm, remind and make an inspection tour In operation maintenance personnel have step voltage, should be noted that safety, and earth fault be the most nearby.
Concrete, alarm 4 includes sound module and optical module.Sound module is used for sending voice message, including striding Alarm voice when magnitude of voltage exceedes threshold value, it is in the wearable step voltage warning device numbering near the position of fault and position The contents such as information, optical module is used for opto-electronic conversion, converts the electrical signal to optical signal.Alarm 4 receives the pre-of controller 3 transmission Alert signal, starts sound module and optical module, sends alarm voice and optical signal.
Further, in the present embodiment, also include transformer 5, for reducing the step voltage through human body.Work as warning While device 4 sends alarm, transformer 5, for reducing the step voltage through human body, completely cuts off the high voltage that strides, by high-voltage variable Become low-voltage, personal injury can be reduced within the very first time to greatest extent, ensure the personal safety of operation maintenance personnel.
It is in the present embodiment, concrete, as in figure 2 it is shown, controller 3 includes input module 31 and comparison module 32.Input mould The threshold value of the step voltage that human body is likely damaged by block 31 for input and contemporary wearable step voltage warning device Numbering." State Grid Corporation of China's electric power safety working regulation " specifies, when there is ground connection in high pressure equipment, outside work personnel's Safe distance is beyond 8 meters, and in theory, step voltage does not allow more than 40V.In order to protect change, distribution operation maintenance personnel and circuit The personal safety of operation maintenance personnel, in actual application, can be according to the physical condition of operation maintenance personnel and the situation making an inspection tour place, will Threshold value is set greater than 10V and less than a certain numerical value of 40V, makes operation maintenance personnel both it appeared that faulty equipment or line-to-ground Point, does not results in again damage to person.When multiple operation maintenance personnel charged tour fault high pressure equipment or circuit, everyone dress across When step voltage alarm device is both provided with a numbering, general headquarters' monitoring and overall each wearable step voltage warning device of control Being difficult to confusion, the contact between each operation maintenance personnel can also be convenient.Comparison module 32 is for working as of being calculated by computer 2 The step voltage value of front step compares with threshold value, and when current stride magnitude of voltage is less than threshold value, comparison module 32 does not responds, Working on, when current stride magnitude of voltage is more than threshold value, comparison module 32 responds, and controller 3 sends early warning letter to alarm 4 Number.
Preferably, as in figure 2 it is shown, controller also includes timer 33, it is used for calculating alarm duration.
In the present embodiment, controller also includes calling for help module 34, calls for help module 34 and exceedes default in alarm duration During value, send out a signal for help to general headquarters, enable general headquarters' unusual circumstance in time.Warning duration is long, and fortune is described Dimension personnel are in the environment that step voltage is too high for a long time, it is most likely that this is abnormal to cause physical impairment, headquarters to find After situation, other operation maintenance personnel at this operation maintenance personnel or scene can be contacted in time, confirm the health of this operation maintenance personnel, Participate in rescue in time, infringement is down to minimum.Preset value can set according to the practical situation making an inspection tour environment.
Additionally, controller 3 also includes locating module 35, the accurate location that locating module 35 sends for positioning emergency signal Accurate location with the position of fault.After calling for help module 34 sends out a signal for help, general headquarters can be according to locating module 35 display Location information, confirms the accurate location of on-the-spot operation maintenance personnel.Operation maintenance personnel in making an inspection tour finds faulty equipment or line-to-ground During point, locating module 35 can position this position exactly.
Further, as it is shown in figure 1, in the wearable step voltage warning device of embodiment of the present invention offer, also wrap Include communication module 6, for sending device numbering and positional information to other wearable step voltage warning devices.Further, logical Letter module 6 is additionally operable to receive device numbering and the positional information that other wearable step voltage warning devices send.This communication mould Block, after operation maintenance personnel finds the position of fault, sends other operation maintenance personnel of signalisation.
Further, the wearable step voltage warning device that the embodiment of the present invention provides includes two sub-devices, point Not being worn on two feet of operation maintenance personnel, every sub-device includes bandage, and bandage is for dress of wearable step voltage being reported to the police Put on the both feet being fixed on staff.
The embodiment of the present invention can make the operation maintenance personnel in tour find faulty equipment or line-to-ground point in time, can keep away again Exempting from step voltage and cause person electric shock injury, the operation maintenance personnel that warning works at the scene is prohibited from entering or withdraws immediately event possibly Barrier equipment or line-to-ground point, ensured the personal safety of operation maintenance personnel.As a kind of wearable smart machine, volume is little, merit Can be intensive and there is portability, it is possible to be further provided with the function reducing high pressure infringement, calling for help and position, effectively reduce across The probability that step voltage electric shock accidents occurs, decreases the injury of operation maintenance personnel generation step voltage electric shock accidents, practical.
Embodiment two:
In the present embodiment, before and after electric line and converting equipment periodical inspection, vile weather, spy patrols and with fault inspection is The routine work of power equipment operation maintenance personnel, especially needs to rush to repair faulty equipment or electricity in the environment of night or light are bad Road, for operation maintenance personnel, difficulty is bigger.
State Grid Corporation of China sends 4 changes, distribution operation maintenance personnel and circuit operation maintenance personnel charged tour fault high pressure equipment Or circuit, wearable step voltage warning device bandage is tied up on both feet, difference numbered 1,2,3,4, towards four not Same one rupture of line earth fault of direction finding.
When dressing the operation maintenance personnel of wearable step voltage warning device of numbered No. 3 near rupture of line earth fault Point, when entering into the circle of near trouble point 8 meters, the voltage of No. 3 current steps of operation maintenance personnel of the voltage sensor perception in device, The voltage of acquisition is sent to computer, and computer receives the voltage that voltage sensor is sent, and calculates step voltage value, strides When magnitude of voltage exceedes threshold value (being set to 20V), send early warning signal to alarm, after alarm receives early warning signal, send Voice alarm and light alarm.Meanwhile, transformer is started working, and high voltage is reduced to low-voltage, reduces step voltage thing Therefore the probability occurred, the personal safety of protection operation maintenance personnel.
After operation maintenance personnel receives alarm, both feet close up by the jump return of former direction.Confirm rupture of line earth fault After, notify other three operation maintenance personnel by communication module (being designed as button).Other three operation maintenance personnel pass through communication module After receiving the message of No. 3 operation maintenance personnel, the location information provided according to locating module, it is thus achieved that the accurate position of No. 3 operation maintenance personnel Put, go to the position of fault to rush to repair.
Embodiment three:
State Grid Corporation of China sends 3 changes, distribution operation maintenance personnel and circuit operation maintenance personnel charged tour fault high pressure equipment Or circuit, wearable step voltage warning device bandage to be tied up on both feet, difference numbered 1,2,3, towards three differences One rupture of line earth fault of direction finding.
When dressing the operation maintenance personnel of wearable step voltage warning device of numbered No. 1 near rupture of line earth fault Point, when entering into the circle of near trouble point 8 meters, the voltage of the voltage sensor current step of perception operation maintenance personnel in device, will The voltage obtained is sent to computer, and computer receives the voltage that voltage sensor is sent, and calculates step voltage value, and stride electricity When pressure value exceedes threshold value (being set to 28V), send early warning signal to alarm, after alarm receives early warning signal, send language Tone alerts and light alarm.Meanwhile, transformer is started working, and uprising voltage is low-voltage, reduces the people that step voltage is got an electric shock Body injures.
But owing to No. 1 operation maintenance personnel lacks specialized capability, it is eager to rush to repair line-to-ground fault point, exits the most in time to peace Full distance, causes step voltage electric shock accidents.
No. 1 operation maintenance personnel is in step voltage hazardous environment for a long time, and the preset value exceeding timer (is set to 15s), call for help module to send out a signal for help to general headquarters.After general headquarters receive distress call, contact No. 1 operation maintenance personnel and other two Name operation maintenance personnel, is obtained the accurate information of No. 1 operation maintenance personnel, and takes rescue measure in time by locating module, and minimizing strides The damage to person of voltage electric shock accidents.
In the wearable step voltage warning device of one that the embodiment of the present invention is provided, if described function is with software merit The form of unit can realize and as independent production marketing or when using, the storage of embodied on computer readable can be stored in and be situated between In matter.Based on such understanding, part that prior art is contributed by technical scheme the most in other words or The part of this technical scheme can embody with the form of software product, and this computer software product is stored in a storage and is situated between In matter, including some instructions with so that a computer equipment (can be personal computer, server, or the network equipment Deng) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium includes: USB flash disk, movement Hard disk, read only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), the various medium that can store program code such as magnetic disc or CD.
It is last it is noted that the detailed description of the invention of embodiment described above, the only present invention, in order to the present invention to be described Technical scheme, be not intended to limit, protection scope of the present invention is not limited thereto, although with reference to previous embodiment to this Bright it is described in detail, it will be understood by those within the art that: any those familiar with the art In the technical scope that the invention discloses, the technical scheme described in previous embodiment still can be modified or can be light by it It is readily conceivable that change, or wherein portion of techniques feature is carried out equivalent;And these are revised, change or replace, do not make The essence of appropriate technical solution departs from the spirit and scope of embodiment of the present invention technical scheme.All should contain the protection in the present invention Within the scope of.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.

Claims (10)

1. a wearable step voltage warning device, it is characterised in that include voltage sensor, computer, controller and report Alert device;
Described voltage sensor is for the voltage of the current step of perception, and the voltage of acquisition is sent to described computer;
Described computer receives the voltage that described voltage sensor sends, and calculates step voltage value;
Described controller, for when described step voltage value exceedes threshold value, sends early warning signal to described alarm;
After described alarm receives described early warning signal, send alarm.
Wearable step voltage warning device the most as claimed in claim 1, it is characterised in that described controller includes inputting mould Block and comparison module;
Described input module is for inputting threshold value and the numbering of contemporary wearable step voltage warning device of step voltage;
Described comparison module is for comparing the step voltage value of current step with described threshold value.
Wearable step voltage warning device the most as claimed in claim 1, it is characterised in that described alarm includes sound mould Block and optical module;
Described sound module is used for sending voice message, described voice message include alarm voice, the position of fault wearable across Step voltage alarm device numbering and positional information;
Described optical module is used for converting the electrical signal to optical signal;
Described alarm receives the early warning signal that described controller sends, and starts described sound module and described optical module, sends Described voice message and described optical signal.
Wearable step voltage warning device the most as claimed in claim 1, it is characterised in that also include transformer;
Described transformer is for reducing the step voltage through human body.
Wearable step voltage warning device the most as claimed in claim 2, it is characterised in that described controller also includes timing Device, is used for calculating alarm duration.
Wearable step voltage warning device the most as claimed in claim 5, it is characterised in that described controller also includes calling for help Module, described calling for help module, when alarm duration exceedes preset value, sends out a signal for help to general headquarters.
Wearable step voltage warning device the most as claimed in claim 6, it is characterised in that described controller also includes location Module, described locating module is for positioning accurate location and the accurate location of the position of fault that described distress call sends.
Wearable step voltage warning device the most as claimed in claim 1, it is characterised in that also include communication module, be used for Numbering and the positional information of contemporary wearable step voltage warning device are sent to other wearable step voltage warning devices.
Wearable step voltage warning device the most as claimed in claim 8, it is characterised in that described communication module is additionally operable to connect Receive numbering and positional information that other wearable step voltage warning devices send.
Wearable step voltage warning device the most as claimed in claim 1, it is characterised in that also include bandage, described bandage For described wearable step voltage warning device being fixed on the both feet of staff.
CN201610914996.6A 2016-10-20 2016-10-20 A kind of wearable step voltage warning device Pending CN106291075A (en)

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CN202566495U (en) * 2012-04-25 2012-12-05 辽宁省电力有限公司丹东供电公司 Intelligent safety protection insulating boot
US20140062497A1 (en) * 2012-09-04 2014-03-06 Hagenuk Kmt Kabelmesstechnik Gmbh Method and Apparatus for Reducing Interference in Electrical Locating of a Buried Cable Sheathing Fault
CN204330025U (en) * 2015-01-21 2015-05-13 重庆大学 Overground cable security of operation online monitoring system
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