CN207817110U - Feeder line fault detection control apparatus - Google Patents
Feeder line fault detection control apparatus Download PDFInfo
- Publication number
- CN207817110U CN207817110U CN201721925315.2U CN201721925315U CN207817110U CN 207817110 U CN207817110 U CN 207817110U CN 201721925315 U CN201721925315 U CN 201721925315U CN 207817110 U CN207817110 U CN 207817110U
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- China
- Prior art keywords
- temperature
- control apparatus
- feeder line
- coupled
- detection control
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Abstract
The utility model discloses a kind of feeder line fault detection control apparatus,Solve the problems, such as that existing master controller detects that temperature anomaly ends conductive paths and staff is allowed to overhaul existing erroneous judgement,Its key points of the technical solution are that,Including temperature sensing circuit,It is coupled to the temperature fault counter of temperature sensing circuit,Temperature fault counter is connected with master controller,When the temperature fault number that temperature fault counter checks the position generation of certain circuit is more,Master controller outputs control signals to temperature anomaly transmitting module,Temperature anomaly transmitting module emission temperature abnormal signal,Temperature anomaly transmitting module is connected with mobile terminal and the two passes through wireless network connection,A kind of feeder line fault detection control apparatus of the utility model,The exception information record that temperature sensing circuit is detected,When frequency of abnormity is more within the regular hour for conductor temperature,Track walker is reminded to overhaul or check by temperature anomaly transmitting module.
Description
Technical field
The utility model belongs to wireline inspection field, more particularly to feeder line fault detection control apparatus.
Background technology
Electric power line fault indicator is applied on electric line, power cable and switchgear inlet-outlet line, for referring to
Show the device of fault current circulation, once line failure, track walker can be rapid to determine by the alarm indication of indicator
Failure is discharged in fault point, changes blindness line walking in the past, and segmentation combined floodgate power transmission searches the backwardness way of failure.But traditional event
Hinder indicator using Analogical Circuit Technique and small shell encapsulation design, realizes that function is too simple, detect the type of failure also mistake
In single, and track walker's on-the-spot make an inspection tour is needed, cannot achieve remote failure alarm, there is prodigious technical limitation.
A kind of feeder line fault detection control is disclosed in China's utility model patent that notification number is CN206387873U
Device processed includes the real time data for detecting power circuit and according to the status information system of real time data output power circuit
At the data collector of data packet, communication network is formed by short-distance wireless frequency modulation with the digital fault indicator；For
The master controller of the data collector information is received, master controller is connected with pick-off signal transmitting module, when master controller is true
After determining fault point, control pick-off signal transmitting module sends pick-off signal to pick-off signal receiving module to cut faulty line
Disconnected, wherein fault detector includes the detection of electric current, voltage and temperature, when electric current or voltage when something goes wrong, line walking people
Member can repair larger safety problem occur at once, but temperature is more than certain value, is all many times extraneous
The factors such as weather influence, and just go to overhaul or check without the need for temperature slightly high point, but existing master controller can cut off and lead
The access of line, there are the situations of erroneous judgement, and therefore, there is also certain rooms for improvement.
Utility model content
The purpose of this utility model is to provide a kind of feeder line fault detection control apparatus, can be different to temperature on circuit
Normal number is detected, and when the frequency of abnormity of conductor temperature is more, temperature anomaly transmitting module reminds track walker to carry out
Maintenance.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of feeder line fault detection control apparatus includes for detecting conductor temperature and output temperature detection signal
Temperature sensing circuit further includes being coupled to temperature sensing circuit to receive the temperature of temperature detection signal and the output temperature number of stoppages
Failure counter is spent, the temperature fault counter is connected with for receiving temperature fault number and judging that feeder line fault is believed
The master controller of breath, the master controller is connected with temperature anomaly transmitting module and the master controller is provided with a standard value,
When temperature fault counter check the temperature fault number that the position of certain circuit occurs be above standard value when, the main control
Device outputs control signals to temperature anomaly transmitting module, and the temperature anomaly transmitting module is in response to control signal and emission temperature
Abnormal signal, the temperature anomaly transmitting module is connected with mobile terminal and the two passes through wireless network connection.
Using the above scheme, by the way that temperature fault counter is arranged, the exception information that temperature sensing circuit is detected is remembered
Record, when frequency of abnormity is more within the regular hour for conductor temperature, by temperature anomaly transmitting module remind track walker into
Row maintenance is checked.
Preferably, temperature sensing circuit includes the temperature detection for detecting conductor temperature and output temperature detection signal
Unit is coupled to temperature detecting unit to receive the comparing unit of temperature detection signal, and the comparing unit has an a reference value,
The a reference value corresponds to the normal temperature of conducting wire, and the value of temperature detection signal is compared by the comparing unit with a reference value
After export corresponding comparison signal, be coupled on the comparing unit for receiving comparison signal and output temperature abnormal signal
Execution unit.
Using the above scheme, the temperature change that conducting wire can be effectively monitored by temperature detecting unit, when the temperature of conducting wire
When higher than normal temperature, execution unit output temperature abnormal signal.
Preferably, the comparing unit includes the reference voltage adjustment portion for adjusting a reference value.
Using the above scheme, adjustment portion can adjust a reference value of comparing unit, to adjust corresponding normal temperature value,
To adapt to different operating modes, the scope of application is increased.
Preferably, the temperature sensing circuit is coupled with power circuit, the power circuit includes power switch, power supply
Transformer, rectifier bridge stack, filter condenser and three terminal regulator.
Using the above scheme, it by simple and less electrical components, realizes and provides voltage to temperature detecting unit,
And reliability is high, stability is good, strong antijamming capability, cost of manufacture is cheap, has extensive promotional value.
Preferably, the temperature fault counter further includes number of stoppages detection circuit, the number of stoppages detection electricity
Road is coupled to temperature sensing circuit, and the execution unit includes light emitting diode, and the number of stoppages detection circuit includes response
In light emitting diode switch element and the switch element be coupled to counting module.
Using the above scheme, by the way that light emitting diode is arranged, when temperature detecting unit detects the temperature anomaly of conducting wire,
Execution unit control light emitting diode is bright, and switch element is closed at this time, and counting module record is primary abnormal at this time, realizes to leading
The record of the frequency of abnormity of line temperature.
Preferably, the tie point between the switch element and counter is coupled with the amplification for amplifying switching signal
Portion.
Using the above scheme, when switch original paper is closed, pass through the amplification of the setting of enlarging section so that counting module is rung
It answers, increases the sensitivity and accuracy of number of stoppages detection circuit.
Preferably, the switch element is phototriode.
Using the above scheme, phototriode is most common optical switch element, cheap with cost-effective.
Preferably, the enlarging section is coupled with filter capacitor.
Using the above scheme, filter capacitor can filter out alternating component, keep the signal that output is exported through enlarging section smoother.
Preferably, the mobile terminal is tablet computer or mobile phone.
Using the above scheme, tablet computer and mobile phone are relatively conventional electronic products in life, compact structure it is deep by
People like, receive abnormal signal with tablet computer or mobile phone, improve the working efficiency of patrol officer.
In conclusion the utility model has the advantages that：
By the way that temperature fault counter is arranged, the exception information that temperature sensing circuit is detected records, and works as conductor temperature
When frequency of abnormity is more within the regular hour, track walker is reminded to overhaul or look by temperature anomaly transmitting module
It sees.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present embodiment feeder line fault detection control apparatus；
Fig. 2 is the circuit diagram of the present embodiment feeder line fault detection control apparatus.
In figure：1, temperature sensing circuit；11, temperature detecting unit；12, comparing unit；121, reference voltage adjustment portion；
13, execution unit；2, power circuit；3, number of stoppages detection circuit；31, enlarging section.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of feeder line fault detection control apparatus, in conjunction with shown in Fig. 1 and Fig. 2, including is used for disclosed in the present embodiment
The temperature sensing circuit 1 for detecting conductor temperature and output temperature detection signal further includes being coupled to temperature sensing circuit 1 to receive
The temperature fault counter of temperature detection signal and the output temperature number of stoppages, temperature fault counter are connected with for receiving temperature
The degree number of stoppages and the master controller for judging electric power circuit fault information, master controller are connected with temperature anomaly transmitting module and institute
It states main control unit and is provided with a standard value, when temperature fault counter checks the temperature fault that the position of certain circuit occurs
Number be above standard value when, master controller outputs control signals to temperature anomaly transmitting module, the response of temperature anomaly transmitting module
In control signal and emit temperature anomaly signal, temperature anomaly transmitting module is connected with mobile terminal and the two passes through wireless network
Connection, wherein mobile terminal can be tablet computer, can also be mobile phone.
Temperature sensing circuit 1 include the temperature detecting unit 11 that signal is detected for detecting conductor temperature and output temperature,
Temperature detecting unit 11 is coupled to receive the comparing unit 12 of temperature detection signal, comparing unit 12 has an a reference value, base
Quasi- value corresponds to the normal temperature of conducting wire, and the value of temperature detection signal is compared rear the output phase with a reference value by comparing unit 12
The comparison signal answered is coupled with the execution unit for receiving comparison signal and output temperature abnormal signal on comparing unit 12
13。
Temperature detecting unit 11 includes thermistor Rt, resistance R1 and R2, and one end of thermistor Rt is coupled to power supply, separately
One end is coupled to one end of resistance R1, the other end ground connection of resistance R1；One end of resistance R2 is coupled to thermistor Rt and resistance
The tie point of R1, the other end output signal to comparing unit 12；Wherein thermistor Rt preferably uses negative temperature coefficient thermistor power
Resistance, i.e., resistance value reduces with the raising of temperature, and the tie point voltage between resistance R1 reduces therewith, conversely, with temperature
Reduction and increase, the tie point voltage between resistance R1 rises therewith.
Comparing unit 12 is comparator U1, and the inverting input of comparator U1 is coupled to the output of temperature detecting unit 11
End, the in-phase input end of comparator are coupled with the reference voltage adjustment portion 121 for adjusting a reference value.
Reference voltage adjustment portion 121 includes variable resistance RP1 and resistance R3, and the ends a of variable resistance RP1 are coupled to voltage
The end V2, b is coupled to one end of resistance R3, and the other end of resistance R3 is grounded, and the tie point of variable resistance RP1 and resistance R3 are coupled to
The in-phase input end of comparator U1.
Variable resistance RP1 and resistance R3 together constitutes bleeder circuit, and the resistance value by adjusting RP1 can adjust the two
Between tie point voltage, which acts on the in-phase input end of comparator U1, base as the benchmark threshold voltage of comparing unit 12
Normal temperature of the quasi- value corresponding to conducting wire.
Execution unit 13 includes triode Q1, light emitting diode, resistance R4, and the base stage of triode Q1 is coupled to comparator U1
Output end, the emitter ground connection of triode Q1, the collector of triode Q1 be coupled to light emitting diode, light emitting diode it is another
One end is coupled to power supply after being coupled to resistance R4.
Wherein, temperature sensing circuit 1 is coupled to power circuit 2, power circuit 2 include power switch S, power transformer T,
Rectifier bridge stack UR, filter condenser C1 and filter condenser C2 and three terminal regulator IC, wherein three terminal regulator are preferably
78L09 type three terminal regulators, rectifier bridge stack UR select the rectifier bridge stack of IA, 50Y, and filter condenser C1 and filter condenser C2 are equal
Using aluminium electrolutic capacitor；By simple and less electrical components, realizes and provide voltage to temperature detecting unit 11, and
Reliability is high, stability is good, strong antijamming capability, and cost of manufacture is cheap, has extensive promotional value.
Temperature fault counter further includes number of stoppages detection circuit 3, and number of stoppages detection circuit 3 is coupled to temperature detection
Circuit 1, execution unit 13 include light emitting diode, and number of stoppages detection circuit 3 includes the switch member in response to light emitting diode
Part and switch element are coupled to counting module, and wherein switch element is phototriode, the company between switch element and counter
Contact is coupled with the enlarging section 31 for amplifying switching signal, and wherein switch element is phototriode Q2, and enlarging section 31 is three poles
Pipe Q3.
The collector of phototriode is coupled with divider resistance R5, and the other end of divider resistance R5 is coupled to power supply, transmitting
Pole is coupled to divider resistance R6, the other end ground connection of divider resistance R6；Enlarging section 31 is using triode Q3, the base of triode Q3
Pole is coupled to the emitter of phototriode Q2, and the collector of triode Q3 is coupled with resistance R7, the other end coupling of resistance R7
In power supply, the emitter of triode Q3 is grounded, in being coupled with counting module, and coupling on triode Q3 on the collector of triode Q3
It is connected to filter capacitor C3.
When the temperature of conducting wire normal temperature corresponding higher than a reference value, LED light lamp is bright, at this time phototriode
Q2 is connected so that triode Q3 conductings, counter records frequency of abnormity is primary at this time, when the temperature anomaly number of conducting wire is more than pre-
If when value, main controller controls temperature anomaly transmitting module emits signal to the mobile terminal of patrol officer, to remind inspection people
Member is overhauled.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (9)
1. a kind of feeder line fault detection control apparatus, it is characterized in that：Including being used to detect conductor temperature and output temperature inspection
Survey the temperature sensing circuit of signal（1）, further include being coupled to temperature sensing circuit（1）To receive temperature detection signal and export temperature
The temperature fault counter of the number of stoppages is spent, the temperature fault counter is connected with for receiving temperature fault number and judging
The master controller of electric power circuit fault information, the master controller is connected with temperature anomaly transmitting module and the master controller is set
It is equipped with a standard value, is above standard value when temperature fault counter checks the temperature fault number that the position of certain circuit occurs
When, the master controller outputs control signals to temperature anomaly transmitting module, and the temperature anomaly transmitting module is in response to control
Signal simultaneously emits temperature anomaly signal, and the temperature anomaly transmitting module is connected with mobile terminal and the two is connected by wireless network
It connects.
2. feeder line fault detection control apparatus according to claim 1, it is characterized in that：Temperature sensing circuit（1）Packet
Include the temperature detecting unit for detecting conductor temperature and output temperature detection signal（11）, be coupled to temperature detecting unit（11）
To receive the comparing unit of temperature detection signal（12）, the comparing unit（12）With an a reference value, a reference value corresponds to
In the normal temperature of conducting wire, the comparing unit（12）The value of temperature detection signal is compared rear the output phase with a reference value to answer
Comparison signal, the comparing unit（12）On be coupled with execution list for receiving comparison signal and output temperature abnormal signal
Member（13）.
3. feeder line fault detection control apparatus according to claim 2, it is characterized in that：The comparing unit（12）Packet
Include the reference voltage adjustment portion for adjusting a reference value（121）.
4. feeder line fault detection control apparatus according to claim 2, it is characterized in that：The temperature sensing circuit
（1）It is coupled with power circuit（2）, the power circuit（2）Including power switch, power transformer, rectifier bridge stack, filter capacitor
Device and three terminal regulator.
5. feeder line fault detection control apparatus according to claim 2, it is characterized in that：The temperature fault counter
It further include number of stoppages detection circuit（3）, the number of stoppages detection circuit（3）It is coupled to temperature sensing circuit（1）, described to hold
Row unit（13）Including light emitting diode, the number of stoppages detection circuit（3）It include the switch member in response to light emitting diode
The part and switch element is coupled to counting module.
6. feeder line fault detection control apparatus according to claim 5, it is characterized in that：The switch element and counting
Tie point between device is coupled with the enlarging section for amplifying switching signal（31）.
7. feeder line fault detection control apparatus according to claim 5, it is characterized in that：The switch element is photosensitive
Triode.
8. feeder line fault detection control apparatus according to claim 6, it is characterized in that：The enlarging section（31）Coupling
There is filter capacitor.
9. feeder line fault detection control apparatus according to claim 1, it is characterized in that：The mobile terminal is tablet
Computer or mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721925315.2U CN207817110U (en) | 2017-12-30 | 2017-12-30 | Feeder line fault detection control apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721925315.2U CN207817110U (en) | 2017-12-30 | 2017-12-30 | Feeder line fault detection control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207817110U true CN207817110U (en) | 2018-09-04 |
Family
ID=63329353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721925315.2U Expired - Fee Related CN207817110U (en) | 2017-12-30 | 2017-12-30 | Feeder line fault detection control apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207817110U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110763952A (en) * | 2019-10-29 | 2020-02-07 | 湖南国奥电力设备有限公司 | Underground cable fault monitoring method and device |
| CN110988579A (en) * | 2019-12-31 | 2020-04-10 | 国网河南省电力公司信息通信公司 | Power grid fault real-time monitoring system |
| CN111239635A (en) * | 2018-11-29 | 2020-06-05 | 丰田自动车株式会社 | Power supply system |
| CN114241730A (en) * | 2021-12-13 | 2022-03-25 | 任晓龙 | Substation equipment monitoring and early warning system based on data acquisition |
-
2017
- 2017-12-30 CN CN201721925315.2U patent/CN207817110U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111239635A (en) * | 2018-11-29 | 2020-06-05 | 丰田自动车株式会社 | Power supply system |
| CN110763952A (en) * | 2019-10-29 | 2020-02-07 | 湖南国奥电力设备有限公司 | Underground cable fault monitoring method and device |
| CN110988579A (en) * | 2019-12-31 | 2020-04-10 | 国网河南省电力公司信息通信公司 | Power grid fault real-time monitoring system |
| CN114241730A (en) * | 2021-12-13 | 2022-03-25 | 任晓龙 | Substation equipment monitoring and early warning system based on data acquisition |
| CN114241730B (en) * | 2021-12-13 | 2024-04-09 | 任晓龙 | Substation equipment monitoring and early warning system based on data acquisition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180904 Termination date: 20181230 |