CN206650404U - A kind of power circuit snow-removing device - Google Patents
A kind of power circuit snow-removing device Download PDFInfo
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- CN206650404U CN206650404U CN201720360753.2U CN201720360753U CN206650404U CN 206650404 U CN206650404 U CN 206650404U CN 201720360753 U CN201720360753 U CN 201720360753U CN 206650404 U CN206650404 U CN 206650404U
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Abstract
The utility model discloses a kind of power circuit snow-removing device, including single-chip microcomputer, ultrasonic transducer, the first photo-coupler, the second photo-coupler and SPM；The delivery outlet of single-chip microcomputer is connected with the input of the first photo-coupler；The output end of first photo-coupler is connected with the control signal input of SPM；The driving signal output end of SPM is connected with the electric signal input end of ultrasonic transducer.The utility model eliminates workload with can effectively reduce the inspection of power circuit accumulated snow, the advantages of improving operating efficiency and avoid that artificial missing inspection occurs.
Description
Technical field
A kind of snow-removing device is the utility model is related to, it is particularly a kind of that ultrasound is controlled by single-chip microcomputer and SPM
Wave transducer produces ultrasonic wave to realize the snow-removing device of power circuit snow removing.
Background technology
Under sleety weather situation, power transmission lines accumulated snow be endanger transmission line safety operation an important factor for it
One.Power circuit accumulated snow can cause transmission line of electricity to fall tower, the major accidents such as bar, broken string, gold utensil damage that fall, or even cause power network paralysed
Paralysis.
At present, manual inspection removing is still to the main processing means of power circuit accumulated snow.There's a sudden fall in temperature running into
Extreme weather, when accumulated snow or even icing occurs in power circuit, Utilities Electric Co. can carry out special after shield line person's report is connected to circuit
Patrol, each section lead under the necessary observational record of special training staff, each base steel tower, for accumulated snow icing more serious in equipment
Removed in time.Obviously this traditional inspection reset mode is present：Workload is big, operating efficiency is not high, easy leaks
The defects of inspection, and a large amount of High aititudes and geographical position remote area be present in northern China, in these regions, power circuit
Patrol officer is more faced with hillside accumulated snow landslide during entirely making an inspection tour and creeping and tumbles the natural calamity such as the danger in mountain valley
Evil, under such harsh climate and environment, the accumulated snow inspection removing work difficulty of power circuit and equipment is very big, work
Safety is also difficult to be protected.
Utility model content
Regarding to the issue above and deficiency, technical problem to be solved in the utility model are：There is provided one kind can intelligently examine
Power circuit and equipment accumulated snow degree are surveyed, and the power circuit snow-removing device of Snowremoval is realized using ultrasonic wave.In order to solve
Above mentioned problem, the utility model employ following technical scheme.
A kind of power circuit snow-removing device, it is characterised in that：Including single-chip microcomputer, ultrasonic transducer, the first photo-coupler,
Second photo-coupler and SPM；The SPM is PM200DSA060 type power models；
The delivery outlet of the single-chip microcomputer is connected with the input of the first photo-coupler；The output end of first photo-coupler with
The control signal input of the SPM is connected；The fault-signal output end of the SPM with it is described
The input of second photo-coupler is connected, and the output end of the second photo-coupler is connected with the input port of single-chip microcomputer；
The driving signal output end of the SPM is connected with the electric signal input end of ultrasonic transducer；
The single-chip microcomputer is also connected by RS232 interface with snowfall sensor.
Further, the snowfall sensor is HSC-SE80 type snowfall sensors.
Further, the single-chip microcomputer uses MSP430G2553 cake cores.
Compared with prior art, the utility model has the following advantages that：
The utility model, which is based on MSP430G2553 types single-chip microcomputer and PM200DSA060 type SPMs, to be realized pair
The drive control of ultrasonic transducer, and accumulated snow degree detecting is carried out using snowfall sensor, if accumulated snow degree exceedes threshold value
Then start ultrasonic transducer work, circuit accumulated snow be purged using caused mechanical oscillation in ultrasonic wave transmittance process,
The utility model realizes automation snow removing, pure physics mode removes the snow and does not contact contact circuit body.Therefore this practicality is new
Type eliminates workload with can effectively reduce the inspection of power circuit accumulated snow, improves operating efficiency and avoids that artificial missing inspection occurs
The advantages of.
Brief description of the drawings
Fig. 1 is the utility model circuit theory diagrams；
Fig. 2 is the structured flowchart of SPM PM200DSA060 in the utility model.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in figure 1, a kind of power circuit snow-removing device, including single-chip microcomputer, ultrasonic transducer, the first photo-coupler,
Second photo-coupler and SPM；
Wherein, single-chip microcomputer uses MSP430G2553 chips, and MSP430G2553 chips can realize PWM ripple signal outputs；
First photo-coupler can use model 6N137 High-Speed Coupled Device, have signal isolation and enlarging function.Second optocoupler
Clutch uses common low speed photo-coupler.
SPM uses PM200DSA060 type power models；SPM is so that switching speed is fast, loss
It is small, low in energy consumption, have the advantages that multi-protective function, strong antijamming capability, need not take anti-static precautions, small volume electric power electricity
Subdomains obtain more and more extensive application.PM200DSA060 type power models are exactly Typical Representative therein.Intelligent power mould
It is made up of inside block PM200DSA060 high speed, low-power IGBT and gate leve driver.Wherein, IGBT is GTR (huge crystal
Pipe) and MOSFET's is compound, and GTR is driven by MOSFET, thus the chip has GTR high current densities, low saturation voltage, height resistance to
The advantages of pressure, MOSFET high input impedances, high switching frequency and low driving power.The chip internal integrates 2 IGBT, in chip
There are driving and protection circuit, defencive function has control line under-voltage locking protection, overtemperature protection, overcurrent protection and short-circuit protection,
When any of which defencive function acts, chip will export fault-signal.SPM PM200DSA060 internal circuits
The peripheral circuit for its design specialized is needed without the signal isolation circuit of interference is prevented.
More than to the introduction of the chip it was found from：SPM PM200DSA060 devices contain drive circuit in itself,
Only need to provide the pwm signal for meeting driving power requirement, drive circuit power supply and the electrical isolation for preventing interference when in use
Peripheral circuit.
The utility model circuit concrete structure is as follows：Delivery outlet (output PWM ripples signal) and the first optical coupling of single-chip microcomputer
The input of device (High-Speed Coupled Device) is connected, and the output end of the first photo-coupler and the control signal of SPM are defeated
Enter end to be connected, that is to say that single-chip microcomputer is isolated to SPM by the first photo-coupler and send pwm control signal.Intelligence
The fault-signal output end of power model is connected with the input of the second photo-coupler, the output end and list of the second photo-coupler
The input port of piece machine is connected, and that is to say that the fault-signal output end of SPM is isolated to list by the second photo-coupler
Piece machine sends failure alarm signal.
The driving signal output end of SPM is connected with the electric signal input end of ultrasonic transducer；Intelligent work(
Requirement of the rate module to drive circuit output voltage is very strict：Drive voltage range is 13.5V~16.5V, and voltage is less than 13.5V
Under-voltage protection will occur, voltage may damage internal part higher than 16.5V, and the utility model is powered using 15V.Single-chip microcomputer is also logical
RS232 interface is crossed with snowfall sensor to be connected.Snowfall sensor is HSC-SE80 type snowfall sensors.SPM
Power end VCC is connected with the output end of rectifier module.SPM can drive two ultrasonic transducers to realize more
Big mechanical oscillation are exported to improve snow removing effect.
Utility model works principle is as follows：The utility model general principle is opened in single-chip microcomputer control SPM
The turn-on and turn-off time of element (IGBT) is closed than controlling the size of alternating voltage and frequency, so as to producing driving ultrasonic waves
The electric signal of energy device.The electrical power of input can be converted into mechanical output (i.e. ultrasonic wave) and pass again by ultrasonic transducer,
The seldom a part of power of face its own consumption.In other words ultrasonic transducer is a kind of energy conversion device, and it utilizes material
The piezo-electric effect of material converts electrical signals to mechanical oscillation.Can be with reality using caused mechanical oscillation in ultrasonic wave transmittance process
Now to the removing of circuit accumulated snow, therefore this is a kind of non-contact snow removing mode of pure physics.Ultrasonic transducer can be divided into typically
There are magnetostriction type and piezoelectric ceramic type etc., the utility model is using conventional piezoelectric ceramic type.Snow depth sensor is then used for
The Snow Thickness of circuit and equipment accumulated snow is detected, just starts snow removing function when Snow Thickness reaches to a certain degree.
Snow depth is gone out by the time measurement for measuring ultrasonic pulse transmitting and returning.It is by Hua Chuan wind and cloud group
(HUATRON) the measurement snow depth intelligence sensor of patented technology research and development, the technology have reached technical merit leading in the world.Can be extensive
Applied to industries such as meteorology, traffic, agricultural, environmental protection.
The physical circuit course of work of the present utility model is as follows：Single-chip microcomputer is by the first photo-coupler to SPM
Pwm signal is sent, although and single-chip microcomputer MSP430G2553 chips can realize that PWM ripple signals are defeated used by the utility model
It is 3.6V to go out still its operating voltage, therefore also needs to carry out the amplification of PWM ripple signals, therefore the utility model make use of here
High-Speed Coupled Device 6N137 isolation enlarging function, the first photo-coupler (single-chip microcomputer in addition to realizing strong and weak electricity isolation features
For weak electricity system, SPM is strong power system) pwm signal amplifying circuit of the present utility model is also constituted, it can incite somebody to action
The PWM ripple signals that the amplitude of single-chip microcomputer output is 3.6V are enlarged into the pwm signal that amplitude is 5V.Single-chip microcomputer is through the first photo-coupler
The turn-on and turn-off time ratio of switch element (IGBT) in the PWM ripples signal control SPM PM200DSA060 of output
To realize the voltage and frequency of the drive signal (ac signal) of SPM PM200DSA060 outputs.Intelligent power
The drive signal of module PM200DSA060 outputs further controls ultrasonic transducer to work.It that is to say SPM
PM200DSA060 is the main devices for forming ultrasonic transducer power supply, and it completes direct current to the conversion exchanged, and intelligent work(
Rate module PM200DSA060 power supply can then be supplied using high-capacity lithium battery.Can also 220V civil powers exchange-
Direct current is converted to, if using civil power, the power end VCC of SPM is connected with the output end of rectifier module.
In addition, SPM PM200DSA060 is internally integrated You Ge roads IGBT drive circuit and abnormal conditions inspection
Slowdown monitoring circuit, such as over-voltage detection circuit, over-current detection circuit, excess temperature detection circuit, when one of above detection signal is abnormal,
Its failure alarm signal output end is changed into low level, and the input port that the signal delivers to single-chip microcomputer (is carried out by the second photo-coupler
Isolation), carry out corresponding failure alarm.Single-chip microcomputer can be closed after being connected to failure alarm signal by way of turning off the output of PWM ripples
Disconnected SPM PM200DSA060 work.
Snow depth sensor goes out snow depth by the time measurement for measuring ultrasonic pulse transmitting and returning.The utility model uses
Snowfall sensor be HSC-SE80 type snowfall sensors, the sensor application is more universal and ripe, can be widely applied to gas
As industries such as, traffic, agricultural, environmental protection.The measuring principle of HSC-SR80 snow depth sensors is by sending a ultrasonic pulse, so
Receive this echo again afterwards, measure the time of this communication process, because spread speed is one to ultrasonic wave at a certain temperature
Fixed, so by measuring the propagation time, air themperature can calculates this segment distance.Sensor is built-in with TEMP
Device, the temperature as obtained by this temperature sensor measurement are modified to ultrasonic velocity, and distance measurement data can pass through RS-
232 serial ports are exported with ASCII character.
The output output of HSC-SE80 type snowfalls sensor sends single-chip microcomputer to by RS-232 serial ports, and single-chip microcomputer receives number
Judge whether current snow depth reaches given threshold according to rear, (single-chip microcomputer is sent the snow removing function of starting device if reaching
PWM ripples produce ultra sonic machinery and can removed the snow through photo-coupler and SPM driving ultrasonic transducer).
Use mounting means of the present utility model is fixed：Namely it is fixedly mounted on the tower of power circuit, bar etc. and fixes
On facility.
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent substitution, without departing from the objective and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (3)
- A kind of 1. power circuit snow-removing device, it is characterised in that：Including single-chip microcomputer, ultrasonic transducer, the first photo-coupler, Two photo-couplers and SPM；The SPM is PM200DSA060 type power models；The delivery outlet of the single-chip microcomputer is connected with the input of the first photo-coupler；The output end of first photo-coupler with it is described The control signal input of SPM is connected；The fault-signal output end of the SPM and described second The input of photo-coupler is connected, and the output end of the second photo-coupler is connected with the input port of single-chip microcomputer；The driving signal output end of the SPM is connected with the electric signal input end of ultrasonic transducer；The single-chip microcomputer is also connected by RS232 interface with snowfall sensor.
- A kind of 2. power circuit snow-removing device according to claim 1, it is characterised in that：The snowfall sensor is HSC- SE80 type snowfall sensors.
- A kind of 3. power circuit snow-removing device according to claims 1 or 2, it is characterised in that：The single-chip microcomputer uses MSP430G2553 cake cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360753.2U CN206650404U (en) | 2017-04-07 | 2017-04-07 | A kind of power circuit snow-removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720360753.2U CN206650404U (en) | 2017-04-07 | 2017-04-07 | A kind of power circuit snow-removing device |
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| Publication Number | Publication Date |
|---|---|
| CN206650404U true CN206650404U (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720360753.2U Expired - Fee Related CN206650404U (en) | 2017-04-07 | 2017-04-07 | A kind of power circuit snow-removing device |
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| CN (1) | CN206650404U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661342A (en) * | 2019-10-22 | 2020-01-07 | 成都高斯电子技术有限公司 | Electrical equipment hidden danger monitoring system and working method thereof |
| CN111404104A (en) * | 2020-03-30 | 2020-07-10 | 哈尔滨工业大学 | High-voltage cable deicing device based on ultrasonic deicing |
| CN116561038A (en) * | 2023-04-26 | 2023-08-08 | 深圳市锐能微科技有限公司 | Serial communication method, device, serial communication system and medium |
-
2017
- 2017-04-07 CN CN201720360753.2U patent/CN206650404U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110661342A (en) * | 2019-10-22 | 2020-01-07 | 成都高斯电子技术有限公司 | Electrical equipment hidden danger monitoring system and working method thereof |
| CN110661342B (en) * | 2019-10-22 | 2023-04-11 | 成都高斯电子技术有限公司 | Electrical equipment hidden danger monitoring system and working method thereof |
| CN111404104A (en) * | 2020-03-30 | 2020-07-10 | 哈尔滨工业大学 | High-voltage cable deicing device based on ultrasonic deicing |
| CN111404104B (en) * | 2020-03-30 | 2021-07-30 | 哈尔滨工业大学 | High-voltage cable deicing device based on ultrasonic deicing |
| CN116561038A (en) * | 2023-04-26 | 2023-08-08 | 深圳市锐能微科技有限公司 | Serial communication method, device, serial communication system and medium |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171117 Termination date: 20190407 |
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| CF01 | Termination of patent right due to non-payment of annual fee |