CN204203328U - The wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line - Google Patents
The wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line Download PDFInfo
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- CN204203328U CN204203328U CN201420537705.2U CN201420537705U CN204203328U CN 204203328 U CN204203328 U CN 204203328U CN 201420537705 U CN201420537705 U CN 201420537705U CN 204203328 U CN204203328 U CN 204203328U
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- human body
- transmission line
- power transmission
- real time
- monitoring apparatus
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Abstract
The utility model discloses the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line, it is characterized in that, comprise metallic conductor, insulation rod, ankle band, the insulating boot that may be worn on pin, described ankle band is connected with ground wire, the described ground wire other end is connected with ground rod, described ground wire is provided with a current probe, and described current probe is connected with monitor, described monitor is also connected with a voltage probe, described ground wire has been arranged in series electrostatic leakage resistance.As high-tension line erection with reference to and line under the secure reference of operation.Structure is simple, easy to operate, easy to use.
Description
Technical field
The utility model relates to the wearable real time monitoring apparatus of human body induced electricity under a kind of ultra-high-tension power transmission line.
Background technology
Stronger power frequency electric field is there is below ultra-high-tension power transmission line, its mainly electric current that ecology is impacted, when human or animal contacts the electric conductor of insulation against ground in electric field, the electric current of tingle may be produced, namely shock by electricity, along with the increase of the magnitude of current, this stimulation may be tingled because shocking by electricity from feeling or burn, until can not break away from and have difficulty in breathing, if electric current is very strong, the chatter of ventricle can be there is.Electric shock is different by the time of effect, and transient state electric shock and stable state can be divided into shock by electricity two kinds.Wherein transient state electric shock refers to when electric conductor in human contact's electric field, Contact because of electrostatic induction accumulate in electric charge on this object or person body with the form of spark discharge by human body to greatly discharging the electric shock caused; When stable state electric shock refers to the electric conductor grasped as people in electric field, energized conductor produces by capacitive coupling the electric shock that the lasting power current that flows through human body causes.
At present, induction electric shock is suffered not form industry standard for human body under ultra-high-tension power transmission line, such as in " environmental impact assessment fire protection technology project of transmitting and converting electricity ", corresponding prediction and assessment has been done on power frequency electric field, power frequency magnetic field impact etc. under ultra-high-tension power transmission line, but under not relating to ultra-high-tension power transmission line, human body suffers test and the measurement of responding to electric shock.
Utility model content
Suffer respond to electric shock test and weigh the vacancy of device for human body under current ultra-high-tension power transmission line, the utility model provides the wearable real time monitoring apparatus of human body induced electricity under a kind of ultra-high-tension power transmission line, as the safety guarantee of operating personnel under line.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is achieved through the following technical solutions:
The wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line, it is characterized in that, comprise metallic conductor, insulation rod, ankle band, the insulating boot that may be worn on pin, described ankle band is connected with ground wire, the described ground wire other end is connected with ground rod, described ground wire is provided with a current probe, and described current probe is connected with monitor, described monitor is also connected with a voltage probe, described ground wire has been arranged in series electrostatic leakage resistance.
Measured stable state shock current, the transient state shock current of human body below ultra-high-tension power transmission line by current probe, monitor shows in real time, can be used as the foundation of real-time judge electric shock degree, for staff near circuit provides actual time safety to warn; Measure its discharge current by the induced voltage of insulation against ground conductor below voltage probe measuring circuit, current probe, monitor shows in real time, can estimate the maximum electric shock degree that conductor may cause human body; By the induced voltage of voltage probe measuring circuit underlying conductor and human body, and measure conductor to human body discharge's electric current by current probe, monitor shows in real time, can survey shock energy.
Preferably, described ankle band is woven by resilient material and conductive material and forms.Keep the contact good with human leg.
Preferably, ankle band is connected by movable button with between ground wire.Convenient connection and disconnection.
The beneficial effects of the utility model are: the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line, be intended to suffer the level responding to electric shock to monitor in real time, effectively estimate, accurately test to human body below ultra-high-tension power transmission line, as high-tension line erection with reference to and line under the secure reference of operation.Structure is simple, easy to operate, easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the wearable real time monitoring apparatus of human body induced electricity under the utility model ultra-high-tension power transmission line;
Stable state shock current oscillogram when Fig. 2 is the utility model test;
Transient state shock current oscillogram when Fig. 3 is the utility model test;
The mark implication of accompanying drawing is as follows:
1: ground wire; 2: ground rod; 3: current probe; 4: monitor; 5: voltage probe; 6: electrostatic leakage resistance; 7: insulation rod; 8: insulating boot; 9: ankle band.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, technical solutions of the utility model are described in further detail, to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
The wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line, as shown in Figure 1, comprise metallic conductor, insulation rod, ankle band, the insulating boot that may be worn on pin, described ankle band is connected with ground wire, preferably, ankle band is connected by movable button with between ground wire, and convenient connection and disconnection, human body shock current can leak into underground by ankle band → ground wire → ground rod.Wherein, preferred ankle band is woven by resilient material and conductive material and forms, and can keep the contact good with human leg.
The described ground wire other end is connected with ground rod, in order to reduce the chance of ankle band and ground short circuit, is in series with 1-10M Ω electrostatic leakage resistance in ground wire, and near the contact point being arranged on ankle band and human body.Described ground wire is provided with a current probe, described current probe is connected with monitor.Current probe is micro-electric current dedicated probe preferably, and such as Taiwan product cause PT-70101mA ~ 4.5A or the rich TR30100.05 ~ 10A of Taiwan wound, use powered battery.Current probe is enclosed within ground wire, for measure flow through human body stable state shock current, transient state shock current and conductor ground connection discharge current, result is input on portable monitor for real-time display.
Described monitor is also connected with a voltage probe, voltage probe is high-voltage probe, such as attenuation ratio is 1000:1, full test voltage be 10kV (generally speaking, full test voltage reach more than 4KV all can), for measuring the induced voltage of human body and conductor, result is input on portable monitor for real-time display.Monitor can adopt powered battery, and can be fixed on health by hook or braces, is convenient for carrying.Preferably, monitor is connected with alarm, carries out alarm when the numerical value of monitoring exceeds the threshold value of corresponding physiological reaction.
Specific embodiment is as follows:
Sag lowest part below certain 500kV double back extra high voltage network, recording electric field intensity is 5.8kV/m, and field intensity is enough to cause some induced electricity phenomenons.Wherein, the current threshold that human body produces physiological reaction to power frequency steady-state current is as shown in table 1, and the quantity of electric charge threshold value that human body produces physiological reaction to transient state electric shock is as shown in table 2, and the energy threshold that human body produces physiological reaction to transient state electric shock is as shown in table 3.
Table 1 human body produces the current threshold (mA) of physiological reaction to power frequency steady-state current
| Physiological reaction | Perception | Shock | Break away from | Respiratory spasm | Ventricular fibrillation |
| Current threshold (male sex) | 1.1 | 3.2 | 16.0 | 23.0 | 100.0 |
| Current threshold (women) | 0.8 | 2.2 | 10.5 | 15.0 | 100.0 |
Table 2 human body produces the quantity of electric charge threshold value (uC) of physiological reaction to transient state electric shock
| Physiological effect | Perception | Numb | Pain |
| Quantity of electric charge threshold value | 0.3 | 1 | 3 |
Table 3 human body produces the energy threshold (mJ) of physiological reaction to transient state electric shock
| Physiological effect | Perception | Worried | Damage or dead |
| Energy threshold | 0.1 | 0.5～1.5 | 25000 |
Operating personnel is according to the wearable real time monitoring apparatus of human body induced electricity under the signal wearing ultra-high-tension power transmission line of Fig. 1, enter below transmission line of electricity, keep ankle band 9 and human leg's good contact, and by ground wire 1 ground connection, both hands hold unsettled metallic conductor, show the stable state shock current I by human body that current probe is measured in monitor 4 or oscillograph
people, wherein Fig. 2 is stable state shock current oscillogram, I
people=35uA; The singlehanded short time touches unsettled metallic conductor, and it is i (t) that current probe 3 is measured by the transient state shock current of human body
people, then by the transient state electric shock quantity of electric charge Q of human body
people=∫ i (t)
peopledt, wherein Fig. 3 is transient state shock current oscillogram, calculates Q
people=0.0334uC.By the comparing with table 1, table 2, stable state shock current and the transient state quantity of electric charge that shocks by electricity all does not reach perception level, therefore alarm can not give a warning.
Voltage probe 5 is used to measure the induced voltage U of unsettled metallic conductor
metal, then being taken off from ankle band by ground wire 1, ground wire 1 is connected to the top of insulation rod 8, touch unsettled metallic conductor, is i (t) by the transient state shock current of ground wire
metal, then the quantity of electric charge Q of metallic conductor accumulation
metal=∫ i (t)
metaldt, the energy of metallic object accumulation
by its value and table 3 comparison, metallic conductor can make assessment thus to the maximum injury that human body produces transient state electric shock.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in the technical field that other are relevant, be all in like manner included in scope of patent protection of the present utility model.
Claims (7)
1. the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line, it is characterized in that, comprise metallic conductor, insulation rod (7), ankle band (9), may be worn on the insulating boot (8) on pin, described ankle band (9) is connected with ground wire (1), described ground wire (1) other end is connected with ground rod (2), described ground wire (1) is provided with a current probe (3), described current probe (3) is connected with monitor (4), described monitor (4) is also connected with a voltage probe (5), described ground wire (1) is arranged in series electrostatic leakage resistance (6).
2. the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line according to claim 1, is characterized in that, described ankle band (9) is woven by resilient material and conductive material and forms.
3. the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line according to claim 1, is characterized in that, is connected between ankle band (9) with ground wire (1) by movable button.
4. the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line according to claim 3, is characterized in that, described electrostatic leakage resistance (6) resistance is 1-10M Ω.
5. the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line according to claim 1, is characterized in that, described current probe (3) is micro-electric current dedicated probe.
6. the wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line according to claim 5, is characterized in that, described voltage probe (5) attenuation ratio is 1000:1, and full test voltage is 10kV.
7. under the ultra-high-tension power transmission line according to claim 1-6 any one, the wearable real time monitoring apparatus of human body induced electricity, is characterized in that, also comprises the alarm be connected with monitor (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537705.2U CN204203328U (en) | 2014-09-18 | 2014-09-18 | The wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537705.2U CN204203328U (en) | 2014-09-18 | 2014-09-18 | The wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line |
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| Publication Number | Publication Date |
|---|---|
| CN204203328U true CN204203328U (en) | 2015-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420537705.2U Expired - Fee Related CN204203328U (en) | 2014-09-18 | 2014-09-18 | The wearable real time monitoring apparatus of human body induced electricity under ultra-high-tension power transmission line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267236A (en) * | 2014-09-18 | 2015-01-07 | 江苏省电力公司 | Wearable real-time monitoring device for human body induced electricity under high-voltage transmission line |
-
2014
- 2014-09-18 CN CN201420537705.2U patent/CN204203328U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267236A (en) * | 2014-09-18 | 2015-01-07 | 江苏省电力公司 | Wearable real-time monitoring device for human body induced electricity under high-voltage transmission line |
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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 |
Granted publication date: 20150311 Termination date: 20210918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |