CN205861758U - Portable step voltage prior-warning device - Google Patents
Portable step voltage prior-warning device Download PDFInfo
- Publication number
- CN205861758U CN205861758U CN201620667991.3U CN201620667991U CN205861758U CN 205861758 U CN205861758 U CN 205861758U CN 201620667991 U CN201620667991 U CN 201620667991U CN 205861758 U CN205861758 U CN 205861758U
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- China
- Prior art keywords
- device case
- step voltage
- processor
- voltage prior
- warning
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Abstract
This utility model belongs to power equipment maintaining auxiliary equipment field, particularly relates to a kind of portable step voltage prior-warning device.Including for being placed on the detecting electrode of insulated shoes rear and front end and for arranging the circuit board of voltage collection circuit, detecting electrode is electrical connected with circuit board, circuit board is arranged in device case, voltmeter and the processor with voltmeter communication connection it is additionally provided with in device case, the outer surface of device case is additionally provided with the alarming horn for reporting to the police, and the outer surface of device case is additionally provided with the bandage for tying up on lower limb by device case.This utility model is by providing a kind of portable step voltage prior-warning device so that it is be placed on the single insulated shoes of staff, the method changing tradition both feet prediction, measure step voltage the most in advance, ensure that the life security of staff, meanwhile, this utility model compact structure, portable carry, during use, the most only need to be enclosed within foot, when can use, convenient, fast, it is suitable for large-scale promotion and uses.
Description
Technical field
This utility model belongs to power equipment maintaining auxiliary equipment field, relates to step voltage, particularly relate to a kind of portable across
Step voltage prior-warning device.
Background technology
After step voltage is electrical equipment grounding, the electricity produced between the people of process or the limbs of animal near earth point
Pressure.This voltage can produce electric shock accidents.Step voltage often occurs near electrical equipment malfunction earth point and electric line
Broken string lands place.Additionally, there is also step voltage near discharging rod earthing pole during thunderbolt.Generally, 20 meters, these trouble points model
The danger that step voltage is got an electric shock all is there is in enclosing.
In order to meet growing electric power needs, China's high voltage dc transmission technology is developed rapidly, it has also become
The dominant technology of long-distance and large-capacity power transmission.Meanwhile, for conveying high-pressure electricity, China has built a large amount of high-pressure delivery electricity within the border
Road, but, along with weather, geology, some unpredictable factors such as artificial, it is easy to cause in the circuit of high-pressure delivery
Disconnected, cause electric wire to fall on the ground, it addition, near high voltage line iron tower, can ask because of electric leakage or faradism etc. sometimes
Topic, causes ground to there is step voltage.The event got an electric shock because of step voltage, happens occasionally.
Electric company personnel, in the maintenance interrupted for high-voltage line, need to carry out finding the point of interruption along high-voltage line on foot, this
Just making to be easy to occur that step voltage is got an electric shock the when of staff's breakpoint upon the look, staff is by step voltage
Time, electric current, along the lower part of the body of people, forms path to foot with the earth from foot again through lower limb, crotch, owing to staff is by higher
During step voltage effect, both feet can knot, and makes health fall on the ground.This not only makes the electric current acting on health increase, and
Passing the current through the path changing of human body, electric current may flow through human body vitals, such as the most in one's hands or foot, and, after people falls down to the ground
Electric current continuous action 2 seconds in vivo, this electric shock will be fatal.
Utility model content
This utility model for above-mentioned staff find high-voltage line break drop point time, exist step voltage get an electric shock can
Can, it is provided that a kind of simple in construction, reasonable in design, easy to process, use cost is cheap and can stride by the portable of early warning in time
Voltage prior-warning device.
In order to achieve the above object, the technical solution adopted in the utility model is, this utility model provides a kind of portable
Step voltage prior-warning device, including for being placed on the detecting electrode of insulated shoes rear and front end and for arranging voltage acquisition electricity
The circuit board on road, described detecting electrode is electrical connected with circuit board, and described circuit board is arranged in device case, described device shell
Internal be additionally provided with voltmeter and with voltmeter communication connection processor, described voltmeter, processor are arranged at circuit
On plate, the outer surface of described device case is additionally provided with the alarming horn for reporting to the police, described alarming horn and processor communication
Connecting, the outer surface of described device case is additionally provided with the bandage for tying up on lower limb by device case.
As preferably, the both sides of described detecting electrode are provided with the degree of tightness for being strapped on insulated shoes by detecting electrode
Band.
As preferably, the outer surface of described device case is additionally provided with warning lamp, described warning lamp and processor communication link
Connect.
As preferably, described warning lamp is light emitting diode.
As preferably, described processor is STC89C51 chip microprocessor.
As preferably, in described device case, it is additionally provided with power supply.
As preferably, described power supply is chargeable storage.
As preferably, in described device case, it is additionally provided with nearly electric induction element, described nearly electric induction element and processor
Communication connection.
Compared with prior art, advantage of the present utility model and good effect are,
1, this utility model is by providing a kind of portable step voltage prior-warning device so that it is be placed on the list of staff
On individual insulated shoes, the method changing tradition both feet prediction, measure step voltage the most in advance, it is ensured that staff
Life security, meanwhile, this utility model compact structure, portable carry, during use, the most only need to be enclosed within foot, when can use,
Convenient, fast, it is suitable for large-scale promotion and uses.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, required in embodiment being described below
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is embodiments more of the present utility model,
For those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings
Obtain other accompanying drawing.
The structural representation of the portable step voltage prior-warning device that Fig. 1 provides for embodiment 1；
The fundamental diagram of the portable step voltage prior-warning device that Fig. 2 provides for embodiment 1；
In the most each figure, 1, detecting electrode；11, electric wire；2, device case；3, alarming horn；4, bandage；41, snap close；
42, lockhole；43, button is unlocked；5, elastic cord；6, warning lamp.
Detailed description of the invention
In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the accompanying drawings and real
Execute example this utility model is described further.It should be noted that in the case of not conflicting, embodiments herein and reality
Execute the feature in example can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding this utility model, but, this practicality
Novel can be different from other modes described here implement to use, therefore, this utility model is not limited to described below
The restriction of the specific embodiment of description.
Embodiment 1, as shown in Figure 1 and Figure 2, the present embodiment provide a kind of portable step voltage prior-warning device, including for
It is placed on the detecting electrode 1 of insulated shoes rear and front end and for arranging the circuit board (not shown) of voltage collection circuit,
It is that detecting electrode 1 is placed by the present embodiment with the difference of the existing bipod that detector unit is placed on staff
On foot of staff, certainly, that foot placed, must be staff the most at first step foot, so,
Can accomplish prompting at first, the maximum voltage that people can bear is 36V, so, in the present embodiment, when voltage reaches 10V
～during about 20V, i.e. propose to report to the police, so, can be arranged on single foot, and voltage collection circuit is existing comparative maturity
Technology, therefore in the present embodiment, this circuit is not described in detail and accompanying drawing, in the present embodiment, by voltage acquisition electricity
Road is arranged on circuit boards, and in the present embodiment, detecting electrode 1 realizes being electrical connected, for side by electric wire 11 with circuit board
Portable belt, in an embodiment, is provided with device case 2, and circuit board is arranged in device case 2, and certainly, detecting electrode 1 is remote
Arrange from device case 2, in device case 2, be additionally provided with voltmeter (not shown) and communicate to connect with voltmeter
Processor (not shown), in the present embodiment, the communication connection of indication refers to be provided with signal electricity between processor
Road is in order to realize the control signal that processor receives or release is relevant, and in the present embodiment, voltmeter, processor are arranged at electricity
On the plate of road, the outer surface at device case 2 is additionally provided with the alarming horn 3 for reporting to the police, alarming horn 3 and processor communication link
Connecing, the outer surface of device case 2 is additionally provided with the bandage 4 for being tied up by device case on lower limb, in the present embodiment, bandage 4
For elastic webbing, one end of bandage 4 is fixed on device case 2, and the other end is provided with snap close 41, sets in the side of device case 2
It is equipped with the lockhole 42 that snap close 41 matches, is provided with the unblock button 43 for being discharged by snap close 41 at the top of device case 2.
Time specifically used, before and after detecting electrode 1 is placed on the insulated shoes that staff likes stepping at first foot at ordinary times
Two ends, are so arranged, it is possible to ensure that the distance between detecting electrode is maximum, preferably obtain detection information, then, utilize
Snap close 41 on bandage 4, is inserted into snap close 41 in lockhole 42, makes crust of the device 2 tie up on the lower limb of staff, then, when
Staff enters into after the voltage range of high-tension bus-bar pick-up point, and detecting electrode detects voltage, after voltage is more than about 15V,
Voltage signal is sent to processor by voltmeter, and the magnitude of voltage that processor presets according to realization, when voltage exceedes predeterminated voltage
After value, processor sends a signal to alarming horn, and alarming horn is started working, and plays police whistle sound, to point out staff to stop
Advance.
In view of the convenience of the placement of detecting electrode 1, in the present embodiment, the both sides of detecting electrode 1 be provided with for
The elastic cord 5 being strapped on insulated shoes by detecting electrode 1, specifically, in the present embodiment, is placed on the inspection of insulated shoes front end
Surveying electrode 1 is the electrode of cuboid, is provided with elastic cord 5 in its both sides, is tied up detecting electrode 1 at insulated shoes by elastic cord 5
Front end, and be placed on the electrode that detecting electrode 1 is L-type of insulated shoes rear end, it is contemplated that be placed on detecting electrode 1 below
Elastic cord 5 needs to be enclosed within the vamp of insulated shoes, and is placed on the vamp of insulated shoes and easilys lead to detecting electrode 1 forward
Running, this effect resulting in voltage detecting reduces, and therefore, arranges L-shaped by rear detecting electrode 1 so that it is after being stuck in footwear, Ji Kebao
Consolidating of card detecting electrode.
In order to provide more preferable alarming effect, in the present embodiment, the outer surface at device case 2 is additionally provided with warning lamp
6, warning lamp 6 communicates to connect with processor, and more specifically, warning lamp 6 is light emitting diode, and is red diodes.
In the present embodiment, it is contemplated that reduce in the present embodiment, reduce the distance between two detecting electrodes 1,
May result in the reduction of Detection results, therefore in the present embodiment, STC89C51 chip microprocessor selected by processor,
STC89C51 chip microprocessor is a new generation 8051 single-chip microcomputer of high-speed low-consumption energy, and maximum operating frequency can respectively reach
25MHz～50MHz, therefore uses this chip microprocessor can meet use, the needs of detection completely.
In order to provide power supply to processor, warning lamp, alarming horn, in the present embodiment, also set up in device case 2
Having power supply (not shown), specifically, power supply is chargeable storage.
Sometimes operation is carried out at the charging equipment being currently running in view of staff, and, this type of charging equipment is in fortune
During row, also it is easy to produce danger, occurs step voltage to get an electric shock, therefore in the present embodiment, be additionally provided with near in device case
Electric induction element, nearly electric induction element communicates to connect with processor.The strong of the induced field in air measured by nearly electric induction element
Degree, magnetic field intensity is the biggest, illustrates by charging equipment the nearest, just reports to the police when magnetic field intensity arrives setting value, prevents personnel from continuing
Near charging equipment, nearly electric induction element is prior art, therefore in the present embodiment, is not described in detail its structure.
The above, be only preferred embodiment of the present utility model, is not that this utility model is made other form
Restriction, any those skilled in the art are changed possibly also with the technology contents of the disclosure above or are modified as equivalent
The Equivalent embodiments of change is applied to other field, but every without departing from technical solutions of the utility model content, according to this reality
Any simple modification, equivalent variations and the remodeling made above example by novel technical spirit, still falls within this practicality new
The protection domain of type technical scheme.
Claims (8)
1. a portable step voltage prior-warning device, it is characterised in that include the inspection for being placed on insulated shoes rear and front end
Surveying electrode and for arranging the circuit board of voltage collection circuit, described detecting electrode is electrical connected with circuit board, described circuit
Plate is arranged in device case, is additionally provided with voltmeter and the processor with voltmeter communication connection in described device case,
Described voltmeter, processor are respectively provided with on circuit boards, and the outer surface of described device case is additionally provided with the warning for reporting to the police
Loudspeaker, described alarming horn communicates to connect with processor, and the outer surface of described device case is additionally provided with for by device case
Tie up the bandage on lower limb.
Portable step voltage prior-warning device the most according to claim 1, it is characterised in that the both sides of described detecting electrode
It is provided with the elastic cord for being strapped on insulated shoes by detecting electrode.
Portable step voltage prior-warning device the most according to claim 2, it is characterised in that the appearance of described device case
Face is additionally provided with warning lamp, and described warning lamp communicates to connect with processor.
Portable step voltage prior-warning device the most according to claim 3, it is characterised in that described warning lamp is luminous two
Pole is managed.
Portable step voltage prior-warning device the most according to claim 4, it is characterised in that described processor is
STC89C51 chip microprocessor.
Portable step voltage prior-warning device the most according to claim 5, it is characterised in that also set in described device case
It is equipped with power supply.
Portable step voltage prior-warning device the most according to claim 6, it is characterised in that described power supply is for filling
Electrical storage cell.
Portable step voltage prior-warning device the most according to claim 7, it is characterised in that also set in described device case
Being equipped with nearly electric induction element, described nearly electric induction element communicates to connect with processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620667991.3U CN205861758U (en) | 2016-06-29 | 2016-06-29 | Portable step voltage prior-warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620667991.3U CN205861758U (en) | 2016-06-29 | 2016-06-29 | Portable step voltage prior-warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205861758U true CN205861758U (en) | 2017-01-04 |
Family
ID=57644022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620667991.3U Expired - Fee Related CN205861758U (en) | 2016-06-29 | 2016-06-29 | Portable step voltage prior-warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205861758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929221A (en) * | 2016-06-29 | 2016-09-07 | 国网山东省电力公司高唐县供电公司 | Portable step voltage early-warning apparatus |
-
2016
- 2016-06-29 CN CN201620667991.3U patent/CN205861758U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929221A (en) * | 2016-06-29 | 2016-09-07 | 国网山东省电力公司高唐县供电公司 | Portable step voltage early-warning apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20170629 |