CN203376381U - Charged situation indication device for high-voltage transmission lines - Google Patents
Charged situation indication device for high-voltage transmission lines Download PDFInfo
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- CN203376381U CN203376381U CN201320523593.0U CN201320523593U CN203376381U CN 203376381 U CN203376381 U CN 203376381U CN 201320523593 U CN201320523593 U CN 201320523593U CN 203376381 U CN203376381 U CN 203376381U
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Abstract
A charged situation indication device for high-voltage transmission lines comprises an electric energy acquiring unit arranged on the high-voltage transmission line and used for acquiring the electric energy from the high-voltage transmission line in the inductive way, an adjustment unit with an input end electrically connected with an output end of the electric energy acquiring unit and used for outputting the stable DC current, and an indication unit electrically connected with an output end of the adjustment unit and used for indicating the charged situation of the high-voltage transmission line. The whole device is supplied with power in the isolation power acquiring way and has no contact with the high-voltage line, and avoids the safety hidden trouble. The charged situation indication device can definitely indicate whether the high-voltage transmission line is at the charged situation or not, and when the fault occurs in the high-voltage transmission line, the fault information is timely sent out and the fault position of the high-voltage transmission line is indicated, so that the maintenance personnel has strong purposiveness in the maintenance process and conveniently and timely clears the fault, and moreover the work efficiency is improved and the manpower is saved.
Description
Technical field
The utility model relates to a kind of charge indicating device, relates in particular to a kind of ultra-high-tension power transmission line charge indicating device.
Background technology
Ultra-high-tension power transmission line is the transmission line of electricity to electricity consumption destination far away by the delivery of electrical energy of generating plant production, adopts the mode of high pressure, is beneficial to the use that reduces electric energy loss and conductor material.
Ultra-high-tension power transmission line is in the process of electric energy transmitting, impact due to external environment, the time and be short-circuited or without faults such as electricity, production and life to the electricity consumption destination cause negative effect, the discharge of the current fault for transmission line of electricity all adopts the mode of searching piecemeal along transmission line of electricity, this mode, and efficiency is very low, the negative effect that aggravation is produced and lived the electricity consumption destination, and waste of manpower; On the other hand, during to the maintenance of transmission line of electricity, can not clear and definite circuit whether charged, bring great potential safety hazard to the maintainer like this.
Therefore, need to propose a kind of ultra-high-tension power transmission line charge indicating device, can clearly indicate whether charged ultra-high-tension power transmission line is, be convenient to fix a breakdown in time when ultra-high-tension power transmission line breaks down, increase work efficiency, save manpower.
The utility model content
A kind of ultra-high-tension power transmission line charge indicating device that the utility model provides, can clearly indicate whether charged ultra-high-tension power transmission line is, is convenient to fix a breakdown in time when ultra-high-tension power transmission line breaks down, and increases work efficiency, and saves manpower.
A kind of ultra-high-tension power transmission line charge indicating device that the utility model provides, comprise be arranged at ultra-high-tension power transmission line by induction mode from ultra-high-tension power transmission line obtain the power taking unit of electric energy, the galvanic adjustment unit for stable output that input end is electrically connected to the output terminal of described power taking unit and with described adjustment unit output terminal, be electrically connected to for ultra-high-tension power transmission line being carried out to the indicating member of charged indication;
Further, described adjustment unit comprises the current conversion module be electrically connected to described power taking unit output terminal and the rectification circuit be electrically connected to described current conversion module output terminal, and the input end of described indicating member is electrically connected to the output terminal of described rectification circuit;
Further, also comprise the energy storage Alarm Unit with described rectification circuit output end, described energy storage Alarm Unit comprises energy-storage module and control module, one end of described energy-storage module is electrically connected to the output terminal of described rectification circuit, other end ground connection, described control module is arranged between described rectification circuit and indication power supply, for controlling the break-make of indicating member supply line;
Further, energy-storage module is storage capacitor C1;
Further, described control module comprises the current sensor for detection of the electric current of rectification circuit output end, central processing unit, the first K switch 1 and warning circuit, the signal output part of described current sensor is connected with the input end of central processing unit, described warning circuit comprises second switch K2, resistance R 2 and light emitting diode D2, one end of described resistance R 2 is electrically connected on the output terminal of rectification circuit and the points of common connection of storage capacitor C1 by second switch K2, the other end is electrically connected on the positive pole of described light emitting diode D2, the minus earth of described light emitting diode D2, described the first K switch 1 is arranged between rectification circuit and indicating member, described central processing unit is respectively to the first K switch 1 and second switch K2 sending controling instruction,
Further, described energy storage Alarm Unit also comprises the warning information sending module, described warning information sending module comprises the 3rd K switch 3, amplifying circuit and wireless signal transmission circuit, the input end of described amplifying circuit is electrically connected on the output terminal of rectification circuit and the points of common connection of storage capacitor C1 by the 3rd K switch 3, output terminal and wireless signal transmission circuit are electrically connected to, the alarm signal input end of described radio transmitter is electrically connected to the output terminal of central processing unit, the control signal that described the 3rd K switch 3 receives central processing unit is controlled the supply access of amplifying circuit,
Further, described indicating member comprises resistance R 1 and light emitting diode D1, and an end of described resistance R 1 is electrically connected on described the first on-off circuit, and the other end is electrically connected on the positive pole of light emitting diode D1, the minus earth of light emitting diode D1;
Further, described rectification circuit output end also is provided with diode D3, the positive pole of described diode D3 is electrically connected on the output terminal of rectification circuit, negative pole is electrically connected to described the first K switch 1, and the negative pole of described diode D3 is as the points of common connection of input end, second switch K2, the 3rd K switch 3 and first K switch 1 for electrical input, amplifying circuit of described storage capacitor C1, central processing unit;
Further, described power taking unit is iron core and inductive coil;
Further, described current conversion module is current transformer.
The beneficial effects of the utility model: the ultra-high-tension power transmission line charge indicating device that the utility model provides, carry out the power supply of whole device by the mode of isolation power taking, contactless with hi-line, avoid potential safety hazard; Can clearly indicate whether charged ultra-high-tension power transmission line is, and when ultra-high-tension power transmission line breaks down, send in time failure message, and can indicate the position that fault occurs, make maintainer's purpose in maintenance process strong, be convenient to fix a breakdown in time, increase work efficiency, save manpower; Can play charged warning function in maintainer's routine is patrolled and examined process, avoid the maintainer maloperation to occur and cause security incident.
The accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure, a kind of ultra-high-tension power transmission line charge indicating device that the utility model provides, comprise that being arranged at ultra-high-tension power transmission line 1 obtains the power taking unit of electric energy, the galvanic adjustment unit for stable output that input end is electrically connected to the output terminal of described power taking unit and the indicating member for ultra-high-tension power transmission line 1 is carried out to charged indication be electrically connected to described adjustment unit output terminal by induction mode from ultra-high-tension power transmission line 1; The ultra-high-tension power transmission line charge indicating device that the utility model provides, carry out the power supply of whole device by the mode of isolation power taking, contactless with hi-line, avoids potential safety hazard; Can clearly indicate whether charged ultra-high-tension power transmission line is, and when ultra-high-tension power transmission line breaks down, send in time failure message, and can indicate the position that fault occurs, make maintainer's purpose in maintenance process strong, be convenient to fix a breakdown in time, increase work efficiency, save manpower; Can play charged warning function in maintainer's routine is patrolled and examined process, avoid the maintainer maloperation to occur and cause security incident.
In the present embodiment, described adjustment unit comprises the current conversion module 7 be electrically connected to described power taking unit output terminal and the rectification circuit 8 be electrically connected to described current conversion module 7 output terminals, and the input end of described indicating member is electrically connected to the output terminal of described rectification circuit 8; Described current conversion module 7 is current transformer, can be little electric current by large current conversion, avoids each circuit of rear end to be burnt.
In the present embodiment, also comprise the energy storage Alarm Unit with described rectification circuit 8 output terminals, described energy storage Alarm Unit comprises energy-storage module and control module, one end of described energy-storage module is electrically connected to the output terminal of described rectification circuit 8, other end ground connection, described control module is arranged between described rectification circuit 8 and indication power supply, for controlling the break-make of indicating member supply line; Energy-storage module is that storage capacitor C1(is super capacitor), described storage capacitor C1 breaks down and uses as power supply after without electricity at ultra-high-tension power transmission line 1.
In the present embodiment, described control module comprises the current sensor 9 for detection of the electric current of rectification circuit 8 output terminals, central processing unit 6, the first K switch 1 and warning circuit, the signal output part of described current sensor 9 is connected with the input end of central processing unit 6, described warning circuit comprises second switch K2, resistance R 2 and light emitting diode D2, one end of described resistance R 2 is electrically connected on the output terminal of rectification circuit 8 and the points of common connection of storage capacitor C1 by second switch K2, the other end is electrically connected on the positive pole of described light emitting diode D2, the minus earth of described light emitting diode D2, described the first K switch 1 is arranged between rectification circuit 8 and indicating member, described central processing unit is respectively to the first K switch 1 and second switch K2 sending controling instruction, described central processing unit is single-chip microcomputer.
In the present embodiment, described energy storage Alarm Unit also comprises the warning information sending module, described warning information sending module comprises the 3rd K switch 3, amplifying circuit 5 and wireless signal transmission circuit 4, the input end of described amplifying circuit 5 is electrically connected on the output terminal of rectification circuit 8 and the points of common connection of storage capacitor C1 by the 3rd K switch 3, output terminal and wireless signal transmission circuit 4 are electrically connected to, the alarm signal input end of described radio transmitter 8 is electrically connected to the output terminal of central processing unit 6, the control signal that described the 3rd K switch 3 receives central processing unit 6 is controlled the supply access of amplifying circuit.
In the present embodiment, described indicating member comprises resistance R 1 and light emitting diode D1, and an end of described resistance R 1 is electrically connected on described the first K switch 1, and the other end is electrically connected on the positive pole of light emitting diode D1, the minus earth of light emitting diode D1; Described light emitting diode D1 is as charged indication, and described light emitting diode D2, as indicating fault, adopts different colors, is convenient to identification.
In the present embodiment, described rectification circuit output end also is provided with diode D3, play buffer action, avoid when ultra-high-tension power transmission line during without electricity, during storage capacitor C1 electric discharge, direction of current flow in rectification circuit, the positive pole of described diode D3 is electrically connected on the output terminal of rectification circuit, negative pole is electrically connected to described the first K switch 1, and the negative pole of described diode D3 is as described storage capacitor C1, the confession electrical input of central processing unit, the input end of amplifying circuit, second switch K2, the points of common connection of the 3rd K switch 3 and the first K switch 1, described the first K switch 1, second switch K2 and the 3rd K switch 3 are on-off circuit, for prior art, do not repeat them here, controlled by central processing unit, and the first K switch 1 is closed type, when breaking down, ultra-high-tension power transmission line disconnects, described second switch K2 and the 3rd K switch 3 are open type, when closure when ultra-high-tension power transmission line breaks down.
In the present embodiment, described power taking unit is iron core 2 and inductive coil 3, by the contactless power taking in power taking unit, avoids contacting with hi-line and causes security incident.
Principle of work of the present utility model:
When ultra-high-tension power transmission line is working properly, light emitting diode D1 is luminous to show that ultra-high-tension power transmission line is normal, and now, second switch K2 and the 3rd K switch 3 disconnect, and the signal of central processing unit received current sensor, do not export steering order.
When ultra-high-tension power transmission line without the electricity (after breaking down), the non-inductive electric current output of inductive coil, now, current sensor detects rectification circuit does not have electric current output, now, central processing unit output control signal, on the one hand, the first K switch 1 is disconnected, light emitting diode D1 extinguishes, on the other hand, make second switch K2 and the 3rd K switch 3 closures, central processing unit now, light emitting diode and wireless signal transmission circuit are powered by storage capacitor C1, central processing unit presets position and the coded message of this device, and be transmitted into Surveillance center by wireless transmitting unit, after Surveillance center receives information, confirmed and send the staff to go to the alert locations maintenance, and but central processing unit transmission information setting-up time is 10-30 second, after arriving setting-up time, the output steering order disconnects the 3rd K switch 3, with saves energy light emitting diode D2 use altogether.
After the ultra-high-tension power transmission line fault is got rid of, inductive coil has induction current output, current sensor output induced signal, the central processing unit output order, disconnect second switch K2, and make the first K switch 1 again closed, light emitting diode D1 is luminous carries out charged indication.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. a ultra-high-tension power transmission line charge indicating device is characterized in that: comprise be arranged at ultra-high-tension power transmission line by induction mode from ultra-high-tension power transmission line obtain the power taking unit of electric energy, the galvanic adjustment unit for stable output that input end is electrically connected to the output terminal of described power taking unit and with described adjustment unit output terminal, be electrically connected to for ultra-high-tension power transmission line being carried out to the indicating member of charged indication.
2. ultra-high-tension power transmission line charge indicating device according to claim 1, it is characterized in that: described adjustment unit comprises the current conversion module be electrically connected to described power taking unit output terminal and the rectification circuit be electrically connected to described current conversion module output terminal, and the input end of described indicating member is electrically connected to the output terminal of described rectification circuit.
3. ultra-high-tension power transmission line charge indicating device according to claim 2, it is characterized in that: also comprise the energy storage Alarm Unit with described rectification circuit output end, described energy storage Alarm Unit comprises energy-storage module and control module, one end of described energy-storage module is electrically connected to the output terminal of described rectification circuit, other end ground connection, described control module is arranged between described rectification circuit and indication power supply, for controlling the break-make of indicating member supply line.
4. ultra-high-tension power transmission line charge indicating device according to claim 3, it is characterized in that: energy-storage module is storage capacitor C1.
5. ultra-high-tension power transmission line charge indicating device according to claim 4, it is characterized in that: described control module comprises the current sensor for detection of the electric current of rectification circuit output end, central processing unit, the first K switch 1 and warning circuit, the signal output part of described current sensor is connected with the input end of central processing unit, described warning circuit comprises second switch K2, resistance R 2 and light emitting diode D2, one end of described resistance R 2 is electrically connected on the output terminal of rectification circuit and the points of common connection of storage capacitor C1 by second switch K2, the other end is electrically connected on the positive pole of described light emitting diode D2, the minus earth of described light emitting diode D2, described the first K switch 1 is arranged between rectification circuit and indicating member, described central processing unit is respectively to the first K switch 1 and second switch K2 sending controling instruction.
6. ultra-high-tension power transmission line charge indicating device according to claim 5, it is characterized in that: described energy storage Alarm Unit also comprises the warning information sending module, described warning information sending module comprises the 3rd K switch 3, amplifying circuit and wireless signal transmission circuit, the input end of described amplifying circuit is electrically connected on the output terminal of rectification circuit and the points of common connection of storage capacitor C1 by the 3rd K switch 3, output terminal and wireless signal transmission circuit are electrically connected to, the alarm signal input end of described radio transmitter is electrically connected to the output terminal of central processing unit, the control signal that described the 3rd K switch 3 receives central processing unit is controlled the supply access of amplifying circuit.
7. ultra-high-tension power transmission line charge indicating device according to claim 6, it is characterized in that: described indicating member comprises resistance R 1 and light emitting diode D1, one end of described resistance R 1 is electrically connected on described the first on-off circuit, the other end is electrically connected on the positive pole of light emitting diode D1, the minus earth of light emitting diode D1.
8. ultra-high-tension power transmission line charge indicating device according to claim 7, it is characterized in that: described rectification circuit output end also is provided with diode D3, the positive pole of described diode D3 is electrically connected on the output terminal of rectification circuit, negative pole is electrically connected to described the first K switch 1, and the negative pole of described diode D3 is as the points of common connection of input end, second switch K2, the 3rd K switch 3 and first K switch 1 for electrical input, amplifying circuit of described storage capacitor C1, central processing unit.
9. ultra-high-tension power transmission line charge indicating device according to claim 8, it is characterized in that: described power taking unit is iron core and inductive coil.
10. ultra-high-tension power transmission line charge indicating device according to claim 9, it is characterized in that: described current conversion module is current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523593.0U CN203376381U (en) | 2013-08-26 | 2013-08-26 | Charged situation indication device for high-voltage transmission lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320523593.0U CN203376381U (en) | 2013-08-26 | 2013-08-26 | Charged situation indication device for high-voltage transmission lines |
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| Publication Number | Publication Date |
|---|---|
| CN203376381U true CN203376381U (en) | 2014-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320523593.0U Expired - Lifetime CN203376381U (en) | 2013-08-26 | 2013-08-26 | Charged situation indication device for high-voltage transmission lines |
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| CN (1) | CN203376381U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412179A (en) * | 2013-08-26 | 2013-11-27 | 国家电网公司 | Charge indicator of high-voltage power transmission line |
| CN104701092A (en) * | 2015-02-17 | 2015-06-10 | 福建工程学院 | Intelligent contactor integrated with contact current detection structure |
-
2013
- 2013-08-26 CN CN201320523593.0U patent/CN203376381U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103412179A (en) * | 2013-08-26 | 2013-11-27 | 国家电网公司 | Charge indicator of high-voltage power transmission line |
| CN103412179B (en) * | 2013-08-26 | 2016-06-22 | 国家电网公司 | Charge indicator of high-voltage power transmission line |
| CN104701092A (en) * | 2015-02-17 | 2015-06-10 | 福建工程学院 | Intelligent contactor integrated with contact current detection structure |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |
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| CX01 | Expiry of patent term |