CN205353286U - Transmission line safety precaution system - Google Patents
Transmission line safety precaution system Download PDFInfo
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- CN205353286U CN205353286U CN201620076071.4U CN201620076071U CN205353286U CN 205353286 U CN205353286 U CN 205353286U CN 201620076071 U CN201620076071 U CN 201620076071U CN 205353286 U CN205353286 U CN 205353286U
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Abstract
The utility model provides a transmission line safety precaution system relates to transmission line early warning technical field, can't use to the problem of patrolling and examining the operation in -process for the detecting system volume among the solution prior art is great. Transmission line safety precaution system includes: signal pickup assembly, signal processing device, controlling means and alarm device, signal processing device and signal pickup assembly signal connection for the amplitude and signal the accounting for in all gather the signal of the signal that analysis signal collection system gathered are compared, amplitude that controlling means is used for judging the signal that signal processing device branch appeared exceeds the amplitude threshold value than whether and accounts for than the threshold value with accounting for, and controlling means judges that the amplitude of the signal that signal processing device branch appeared exceeds the amplitude threshold value, and the accounting for than exceeding and account for when the threshold value of signal, and controlling means control and alarm devices reports to the police. Transmission line safety precaution system is applied to transmission line inspection in -process.
Description
Technical field
This utility model relates to transmission line of electricity early warning technology field, especially relates to a kind of transmission line of electricity safety pre-warning system.
Background technology
The phenomenon of high voltage transmission line corona is very general, and producing of high voltage transmission line corona is excessive mainly due to the intensity of conductive line surfaces electric field, and then causes the ionization of air to occur in that the phenomenon of a kind of electric discharge.It is relatively big that the transmission line of electricity harm when corona discharge is mainly manifested in discharge process sound, temperature around rising sharply, it is easy to cause multiple natural disaster；Wireless telecommunications are caused very big impact；Solid dielectric and metal electrode are caused damage or corrosion.
Corona is to cause one of factor closing on electronic system malfunction, therefore at present to corona information gathering many employings on-line detecting system, owing to corona discharge process will radiate ultraviolet in a large number, adopt highly sensitive ultraviolet radiation accepter, gather the ultraviolet of radiation in corona and system surfaces discharge process, it is analyzed gathering signal, the evaluation to system status can be completed.This detection technique can find and predict the system insulation corruptions being likely to occur in time and electronic system interference source finds, for the maintenance of system, maintenance, it is to avoid power grid accident has important practical significance.
But, ultraviolet detection factor affected by environment is many, and detection system dimension is generally relatively larger, not portable, therefore cannot be applied to patrol and examine in operation process.
Utility model content
The purpose of this utility model is in that to provide transmission line of electricity safety pre-warning system, cannot be applied to more greatly the problem patrolling and examining in operation process solving detection system bulk of the prior art.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
The transmission line of electricity safety pre-warning system that this utility model provides, including: signal pickup assembly, signal processing apparatus, control device and alarm device；Wherein,
Signal processing apparatus is connected with signal pickup assembly signal, for analyzing amplitude and the described signal accounting in all collection signals of the signal that signal pickup assembly gathers；
Alarm device is connected with signal pickup assembly, and is connected with described control device signal；
Control device to be connected with described signal processing apparatus signal, for judging that whether the amplitude of signal that described signal processing apparatus analyzes and accounting are beyond amplitude thresholds and accounting threshold value, described control device judges that the amplitude of the signal that described signal processing apparatus analyzes is beyond amplitude thresholds, and the accounting of described signal beyond accounting threshold value time, described control device controls described alarm device and reports to the police.
Preferably, described signal pickup assembly includes film antenna and circuit board, described film antenna includes freedom portion and connecting portion, described connecting portion is connected with described circuit board, described freedom portion is used for gathering signal, and described circuit board is provided with low-noise amplifier, frequency mixer, the first wave filter and signal transmitting module.
Preferably, described circuit board is additionally provided with central processing unit.
Preferably, described transmission line of electricity safety pre-warning system also includes: the second wave filter that the signal that described signal pickup assembly is gathered is filtered.
Preferably, described signal processing device is set to centralized control system.
Preferably, the frequency of the signal of described signal pickup assembly collection is 100MHz-3GHz.
Preferably, described alarm device includes buzzer.
Preferably, described alarm device includes warning lamp.
Preferably, described alarm device includes the first display screen.
Preferably, described signal processing apparatus includes second display screen.
Relative to prior art, transmission line of electricity safety pre-warning system described in the utility model has the advantage that
In the process patrolled and examined, patrol officer carries signal pickup assembly and alarm device, signal is also passed to signal processing apparatus by the mode of radio communication by signal pickup assembly Real-time Collection signal, signal processing apparatus analyzes amplitude and the accounting of signal, whether control the amplitude of the signal that device judges to collect beyond amplitude thresholds, and the accounting that this signal is in all signals collected, when the amplitude of this signal is beyond amplitude thresholds, and the accounting of this signal beyond accounting threshold value time, alarm device is reported to the police, thus reminding patrolman away from the region at the transmission line of electricity place that corona discharge phenomenon occurs, thus avoiding the device that patrolman and patrolman carry that damage occurs.
Function owing to realizing needed for signal pickup assembly and alarm device is simple, therefore the components and parts that signal pickup assembly is internal and alarm device inside is required are less, therefore, signal pickup assembly and alarm device is smaller, it is simple to patrolman carries when carrying out inspection operation.Signal processing apparatus and the required function realized of control device are complex, and therefore signal processing apparatus components and parts that are internal and that control device inside required are more, it is possible to concentrate and are placed on sensing chamber, do not need patrolman to carry when carrying out inspection operation.Due between signal pickup assembly and signal processing apparatus, between signal processing apparatus and control device, and carry out information transmission each through communication between alarm device and control device, therefore, only need to carry smaller signal pickup assembly and alarm device just can the collection of complete pair signals, analysis and warning function.
Compared with detection system of the prior art, the transmission line of electricity safety pre-warning system that this utility model provides includes signal pickup assembly, signal processing apparatus, control device and alarm device, patrolman only need to carry signal pickup assembly and alarm device in inspection operation process, between signal pickup assembly and signal processing apparatus, between signal processing apparatus and control device, and carry out information transmission each through communication between alarm device and control device, thus achieving that the collection to signal, analyze and warning function, and signal pickup assembly and alarm device is smaller, it is easy to carry about with one, thus solving the problem that detection system bulk of the prior art cannot be applied to more greatly in inspection operation process.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The system schematic of the transmission line of electricity safety pre-warning system that Fig. 1 provides for this utility model embodiment.
Accompanying drawing labelling:
10-signal pickup assembly；20-signal processing apparatus；
30-controls device；40-alarm device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described, it is clear that described embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be for only for ease of description this utility model and simplifying and describe; rather than instruction or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " are only for descriptive purposes, and it is not intended that indicate or hint relative importance.
In description of the present utility model, it is necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be the connection of two element internals.For the ordinary skill in the art, it is possible to concrete condition understands above-mentioned term concrete meaning in this utility model.
The system schematic of the transmission line of electricity safety pre-warning system that Fig. 1 provides for this utility model embodiment, as shown in Figure 1, the transmission line of electricity safety pre-warning system that this utility model embodiment provides, including: signal pickup assembly 10, signal processing apparatus 20, control device 30 and alarm device 40；Wherein,
Signal processing apparatus 20 is connected with signal pickup assembly 10 signal, for analyzing amplitude and the signal accounting in all collection signals of the signal that signal pickup assembly 10 gathers；
Alarm device 40 is connected with signal pickup assembly 10, and is connected with controlling device 30 signal；
Control device 30 to be connected with signal processing apparatus 20 signal, for judging that whether the amplitude of signal that signal processing apparatus 20 analyzes and accounting are beyond amplitude thresholds and accounting threshold value, control the amplitude of the signal that device 30 judges that signal processing apparatus 20 analyzes beyond amplitude thresholds, and the accounting of signal beyond accounting threshold value time, control device 30 and control alarm device 40 and report to the police.
For example, frequency acquisition signal in 100MHz-3GHz scope (100MHz-3GHz is setpoint frequency scope), and the signal collected is changed into data signal, the amplitude of analytical data signal and accounting, when the amplitude of data signal, more than a, (a is amplitude thresholds, can according to the selected occurrence of frequency separation), when accounting is more than 30% (accounting threshold value), send warning to remind patrolman to avert danger region.
Specifically, in the process patrolled and examined, patrol officer carries signal pickup assembly 10 and alarm device 40, signal is also passed to signal processing apparatus 20 by the mode of radio communication by signal pickup assembly 10 Real-time Collection signal, signal processing apparatus 20 analyzes amplitude and the accounting of signal, whether control the amplitude of the signal that device 30 judges to collect beyond amplitude thresholds, and the accounting that this signal is in all signals collected, when the amplitude of this signal is beyond amplitude thresholds, and the accounting of this signal beyond accounting threshold value time, alarm device 40 is reported to the police, thus reminding patrolman away from the region at the transmission line of electricity place that corona discharge phenomenon occurs, thus avoiding the device that patrolman and patrolman carry that damage occurs.
Owing to signal pickup assembly 10 and the required function realized of alarm device 40 are simple, therefore the components and parts that signal pickup assembly 10 is internal and alarm device 40 inside is required are less, therefore, signal pickup assembly 10 and alarm device 40 is smaller, it is simple to patrolman carries when carrying out inspection operation.Signal processing apparatus 20 and the required function realized of control device 30 are complex, and therefore signal processing apparatus 20 components and parts that are internal and that control device 30 inside required are more, it is possible to concentrate and are placed on sensing chamber, do not need patrolman to carry when carrying out inspection operation.Due between signal pickup assembly 10 and signal processing apparatus 20, between signal processing apparatus 20 and control device 30, and carry out information transmission each through communication between alarm device 40 and control device 30, therefore, only need to carry smaller signal pickup assembly 10 and alarm device 40 just can the collection of complete pair signals, analysis and warning function.
Compared with detection system of the prior art, the transmission line of electricity safety pre-warning system that this utility model embodiment provides includes signal pickup assembly 10, signal processing apparatus 20, control device 30 and alarm device 40, patrolman only need to carry signal pickup assembly 10 and alarm device 40 in inspection operation process, between signal pickup assembly 10 and signal processing apparatus 20, between signal processing apparatus 20 and control device 30, and carry out information transmission each through communication between alarm device 40 and control device 30, thus achieving that the collection to signal, analyze and warning function, and signal pickup assembly 10 and alarm device 40 is smaller, it is easy to carry about with one, thus solving the problem that detection system bulk of the prior art cannot be applied to more greatly in inspection operation process.
In the present embodiment, signal pickup assembly 10 includes film antenna and circuit board, and film antenna includes freedom portion and connecting portion, and connecting portion is connected with circuit board, freedom portion is used for gathering signal, and circuit board is provided with low-noise amplifier, frequency mixer, the first wave filter and signal transmitting module.Film antenna is used for gathering signal, and signal is via the amplification of low-noise amplifier, the reduction frequency effect of frequency mixer, and after the filter action of the first wave filter, signal transmitting module transmits a signal to signal processing apparatus 20.
In the present embodiment, circuit board is additionally provided with central processing unit (CPU).Central processing unit is for controlling the gain of low-noise amplifier and the bandwidth of wave filter.
In the present embodiment, transmission line of electricity safety pre-warning system also includes: the signal that signal pickup assembly 10 is gathered carries out the second wave filter of secondary filtering, and the signal collected is converted into the A/D modular converter of data signal.
In the present embodiment, signal processing apparatus 20 is centralized control system.
The process setting amplitude thresholds and accounting threshold value is as follows: film antenna gathers the signal in certain frequency, such as frequency acquisition is the signal within the scope of 100MHz-3GHz, the signal collected is transferred to the second wave filter via after the amplification of low-noise amplifier, the filtering of filtration module and the frequency reducing of frequency reducing module, second wave filter is transferred to A/D modular converter after signal is carried out secondary filtering, A/D modular converter is sent to centralized control system by communication after converting a signal into data signal.After the digital signal received is carried out spectrum transformation by centralized control system, by stages distribution display, and safe early warning threshold value is set, safe early warning threshold value includes amplitude thresholds and accounting threshold value.
In the process patrolled and examined, film antenna gathers the signal in certain frequency, such as frequency acquisition is the signal within the scope of 100MHz-3GHz, the signal collected is transferred to the second wave filter via after the amplification of low-noise amplifier, the filtering of filtration module and the frequency reducing of frequency reducing module, second wave filter is transferred to A/D modular converter after signal is carried out secondary filtering, A/D modular converter is sent to centralized control system by communication after converting a signal into data signal.The amplitude of the digital signal that centralized control system analysis receives and accounting, control device 30 amplitude of digital signal and accounting and amplitude thresholds and accounting threshold value to be compared, when the amplitude of digital signal more than amplitude thresholds and accounting more than accounting threshold value time, control device 30 and control alarm device 40 and report to the police.
Wherein, signal processing apparatus 20 also includes second display screen, in the process that signal is analyzed, the data signal received is divided with 100MHz for interval, and by signal amplitude size in diagramatic way display interval in second display screen, this frequency signal is accounting in all signals, checks with convenient working personnel and carries out data analysis.
In the present embodiment, alarm device 40 includes in buzzer, warning lamp and the first display screen any or several.Include buzzer, warning lamp and the first display screen for alarm device 40 below the application of alarm device 40 is illustrated: buzzer, warning lamp and the first display screen are connected with control device 30 respectively simultaneously, when control device 30 judge the amplitude of digital signal more than amplitude thresholds and accounting more than accounting threshold value time, control device 30 controls buzzer and sends alarm tone, control warning lamp light or glimmer, and control word or the symbol of the first display screen display expression information warning.
Specifically, control device 30 and can judge that patrolman is also being remote from deathtrap near deathtrap according to the change of the frequency of data signal and accounting situation, then controlling device 30 can by controlling the size that buzzer sounds the alarm, the flicker frequency of warning lamp, or the word content warning patrolman that first shows screen display, for example, alarm song becomes larger, the flicker frequency of warning lamp accelerates, and show that the information such as screen display " near deathtrap " warn patrolman close to deathtrap first, thus reminding patrolman should go to other directions.
Last it is noted that various embodiments above is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technical characteristic is carried out equivalent replacement；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of this utility model.
Claims (10)
1. a transmission line of electricity safety pre-warning system, it is characterised in that including: signal pickup assembly, signal processing apparatus, control device and alarm device；Wherein,
Signal processing apparatus is connected with signal pickup assembly signal, for analyzing amplitude and the described signal accounting in all collection signals of the signal that signal pickup assembly gathers；
Alarm device is connected with signal pickup assembly, and is connected with described control device signal；
Control device to be connected with described signal processing apparatus signal, for judging that whether the amplitude of signal that described signal processing apparatus analyzes and accounting are beyond amplitude thresholds and accounting threshold value, described control device judges that the amplitude of the signal that described signal processing apparatus analyzes is beyond amplitude thresholds, and the accounting of described signal beyond accounting threshold value time, described control device controls described alarm device and reports to the police.
2. transmission line of electricity safety pre-warning system according to claim 1, it is characterized in that, described signal pickup assembly includes film antenna and circuit board, described film antenna includes freedom portion and connecting portion, described connecting portion is connected with described circuit board, described freedom portion is used for gathering signal, and described circuit board is provided with low-noise amplifier, frequency mixer, the first wave filter and signal transmitting module.
3. transmission line of electricity safety pre-warning system according to claim 2, it is characterised in that be additionally provided with central processing unit on described circuit board.
4. transmission line of electricity safety pre-warning system according to claim 1, it is characterised in that described transmission line of electricity safety pre-warning system also includes: the second wave filter that the signal that described signal pickup assembly is gathered is filtered.
5. transmission line of electricity safety pre-warning system according to claim 1, it is characterised in that described signal processing device is set to centralized control system.
6. transmission line of electricity safety pre-warning system according to claim 1, it is characterised in that the frequency of the signal of described signal pickup assembly collection is 100MHz-3GHz.
7. transmission line of electricity safety pre-warning system according to claim 1, it is characterised in that described alarm device includes buzzer.
8. transmission line of electricity safety pre-warning system according to claim 7, it is characterised in that described alarm device includes warning lamp.
9. transmission line of electricity safety pre-warning system according to claim 7, it is characterised in that described alarm device includes the first display screen.
10. transmission line of electricity safety pre-warning system according to claim 1, it is characterised in that described signal processing apparatus includes second display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620076071.4U CN205353286U (en) | 2016-01-26 | 2016-01-26 | Transmission line safety precaution system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620076071.4U CN205353286U (en) | 2016-01-26 | 2016-01-26 | Transmission line safety precaution system |
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| CN205353286U true CN205353286U (en) | 2016-06-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425131A (en) * | 2016-01-26 | 2016-03-23 | 众芯汉创（北京）科技有限公司 | Safety early warning system and method for electric transmission line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425131A (en) * | 2016-01-26 | 2016-03-23 | 众芯汉创（北京）科技有限公司 | Safety early warning system and method for electric transmission line |
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