CN110169618A - A kind of safety cap - Google Patents
A kind of safety cap Download PDFInfo
- Publication number
- CN110169618A CN110169618A CN201910604087.6A CN201910604087A CN110169618A CN 110169618 A CN110169618 A CN 110169618A CN 201910604087 A CN201910604087 A CN 201910604087A CN 110169618 A CN110169618 A CN 110169618A
- Authority
- CN
- China
- Prior art keywords
- signal
- safety cap
- warning
- microprocessor
- electric field
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B1/00—Hats; Caps; Hoods
- A42B1/24—Hats; Caps; Hoods with means for attaching articles thereto, e.g. memorandum tablets or mirrors
- A42B1/242—Means for mounting detecting, signalling or lighting devices
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B1/00—Hats; Caps; Hoods
- A42B1/24—Hats; Caps; Hoods with means for attaching articles thereto, e.g. memorandum tablets or mirrors
- A42B1/245—Means for mounting audio or communication systems
Abstract
The application is suitable for power safety technique field, provides a kind of safety cap, comprising: safety cap ontology and the high voltage electric field prior-warning device being arranged on safety cap ontology;High voltage electric field prior-warning device includes: high voltage electric field detection sensor, for detecting high voltage electric field, and early-warning for high pressure signal is exported after detecting high voltage electric field;Microprocessor exports corresponding first driving control signal for receiving early-warning for high pressure signal, and according to early-warning for high pressure signal;Motor driver exports corresponding motor drive signal for receiving the first driving control signal, and according to the first driving control signal;Motor executes corresponding movement for receiving motor drive signal, and according to motor drive signal.Safety cap provided by the embodiments of the present application exports early-warning for high pressure signal after detecting high voltage electric field, and is handled by microprocessor early-warning for high pressure signal, shakes finally by motor driver driving motor, to realize that automatic high pressure electric field alerts.
Description
Technical field
The application belongs to power safety technique field more particularly to a kind of safety cap.
Background technique
During electric power overhaul, working environment is complicated, and usually lacks necessary alarming sign in working site.Maintenance
Field management more depends on the awareness of safety and consciousness of personnel itself, reminds service work people without effective technology means
Region locating for member with the presence or absence of the danger such as high voltage electric field, substantially by work responsible person monitoring come to service personnel's situation into
Row monitoring.
Summary of the invention
In view of this, the embodiment of the present application provides a kind of safety cap, lacked automatically with solving current electric power overhaul scene
The problem of detecting high voltage electric field device.
According in a first aspect, the embodiment of the present application provides a kind of safety cap, including safety cap ontology and setting described
High voltage electric field prior-warning device on safety cap ontology;The high voltage electric field prior-warning device includes: high voltage electric field detection sensor, is used
In detection high voltage electric field, and early-warning for high pressure signal is exported after detecting high voltage electric field;Microprocessor, for receiving the high pressure
The early-warning for high pressure signal of electric field detection sensor output, and corresponding first drive control is exported according to the early-warning for high pressure signal
Signal;Motor driver, for receiving the first driving control signal of the microprocessor output, and according to first driving
It controls signal and exports corresponding motor drive signal;Motor, for receiving the motor drive signal of the motor driver output,
And corresponding movement is executed according to the motor drive signal.
With reference to first aspect, in some embodiments of the present application, the safety cap further include: amplifier, for receiving
The early-warning for high pressure signal of the high voltage electric field detection sensor output, and the early-warning for high pressure signal is amplified, generation pair
The early-warning for high pressure amplified signal answered;Correspondingly, the microprocessor receives the early-warning for high pressure amplified signal of the amplifier output,
And corresponding first driving control signal is exported according to the early-warning for high pressure amplified signal.
With reference to first aspect, in some embodiments of the present application, the safety cap further include: voice controller and loudspeaking
Device;The microprocessor is also used to pre- according to the high pressure after the early-warning for high pressure amplified signal for receiving the amplifier output
Alert amplified signal generates corresponding second driving control signal;The voice controller is used to receive the microprocessor output
Second driving control signal, and corresponding voice driven signal is exported according to second driving control signal;The loudspeaker
For receiving the voice driven signal of the voice controller output, corresponding audio number is broadcasted according to the voice driven signal
According to.
With reference to first aspect, in some embodiments of the present application, the safety cap further include: antenna and wireless receiving electricity
Road;The antenna is used to obtain the coded modulation wave signal of warning sign or ground line output;The wireless receiving circuit is for connecing
The coded modulation wave signal that the antenna obtains is received, extracts the address code in the coded modulation wave signal, and by the address
Code is sent to the microprocessor.
With reference to first aspect, in some embodiments of the present application, the wireless receiving circuit includes that coded modulation wave connects
Receive device and multi-channel decoder.
With reference to first aspect, in some embodiments of the present application, the coded modulation wave receiver is described for receiving
The coded modulation wave signal that antenna obtains, and the coded modulation wave signal is sent to the multi-channel decoder;It is described more
Channel decoder is used to receive the coded modulation wave signal of the coded modulation wave receiver output, extracts the coded modulation wave
Address code in signal, and the address code is sent to the microprocessor.
With reference to first aspect, in some embodiments of the present application, the microprocessor, which is also used to receive, described wirelessly to be connect
The address code of circuit output is received, and whether wrong according to the address information verifying address code prestored.
With reference to first aspect, in some embodiments of the present application, when according to the address information verifying address prestored
Without mistaking, the microprocessor is also used to export corresponding third driving control signal according to the address code code.
With reference to first aspect, in some embodiments of the present application, the voice controller is also used to receive micro- place
The third driving control signal of device output is managed, and corresponding voice driven signal is exported according to the third driving control signal.
With reference to first aspect, in some embodiments of the present application, the safety cap further includes memory, the memory
It is connect with the microprocessor communication, for storing audio data corresponding with the voice driven signal.
It is existing to detect electric power overhaul work by high voltage electric field detection sensor automatically for safety cap provided by the embodiments of the present application
The voltage of electric field of field exports early-warning for high pressure signal after detecting high voltage electric field, and by microprocessor to early-warning for high pressure signal
It is handled, is shaken finally by motor driver driving motor, to realize the high voltage electric field to electric power overhaul working site
Alarm solves the problems, such as that current electric power overhaul scene lacks automatic detection high voltage electric field device.Due to electric power overhaul work people
Member can safe wearing cap carry out electric power overhaul work, therefore, moved motor vibration high voltage electric field is alerted, can in real time by
The early-warning for high pressure signal that high voltage electric field detection sensor automatically detects is converted into the vibration of safety cap, to remind electric power overhaul
Staff leaves high voltage electric field region in time, or takes safeguard procedures appropriate, to improve the safety of electric power overhaul, has
Conducive to personal safety of guarantee electric power overhaul staff during executing maintenance task.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the application
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the system structure diagram of safety cap provided by the embodiments of the present application;
Fig. 2 is the circuit diagram of high voltage electric field prior-warning device provided by the embodiments of the present application;
Fig. 3 is ground line radio transmitter provided by the embodiments of the present application;
Fig. 4 is warning sign radio transmitter provided by the embodiments of the present application.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed
Body details, so as to provide a thorough understanding of the present application embodiment.However, it will be clear to one skilled in the art that there is no these specific
The application also may be implemented in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, so as not to obscure the description of the present application with unnecessary details.
In order to illustrate technical solution described herein, the following is a description of specific embodiments.
The embodiment of the present application provides a kind of safety cap, as shown in Figure 1, the safety cap includes that safety cap ontology and setting exist
High voltage electric field prior-warning device on safety cap ontology.
In a specific embodiment, high voltage electric field prior-warning device may include: high voltage electric field detection sensor F1, Wei Chu
Manage device U2, motor driver U7 and motor M.
Wherein, high voltage electric field detection sensor F1 is for detecting high voltage electric field, and height is exported after detecting high voltage electric field
Press pre-warning signal
Microprocessor U2 is used to receive the early-warning for high pressure signal of high voltage electric field detection sensor F1 output, and pre- according to high pressure
Alert signal exports corresponding first driving control signal.
Motor driver U7 is used to receive the first driving control signal of microprocessor U2 output, and is controlled according to the first driving
Signal processed exports corresponding motor drive signal.
Motor M is used to receive the motor drive signal of motor driver U7 output, and according to motor drive signal execution pair
The movement answered.
Optionally, in practical applications, amplifier U1 can also be added in safety cap.Amplifier U1 is for receiving high pressure
The early-warning for high pressure signal of electric field detection sensor F1 output, and early-warning for high pressure signal is amplified, it is pre- to generate corresponding high pressure
Alert amplified signal.
Processing is amplified to the high voltage electric field detection sensor F1 early-warning for high pressure signal exported by amplifier U1, it can
The high voltage electric field detection sensor F1 early-warning for high pressure signal exported is converted to the direct current of corresponding 0 to 5V or 1 to 10V
Signal is pressed, input signal is wanted so that the early-warning for high pressure amplified signal handled through amplifier U1 be made to can adapt to microprocessor U2
It asks.
Correspondingly, can will above " microprocessor U2 be used for receive high voltage electric field detection sensor F1 output high pressure
Pre-warning signal, and corresponding first driving control signal is exported according to early-warning for high pressure signal " replacement are as follows:
The early-warning for high pressure amplified signal of microprocessor U2 reception amplifier U1 output, and it is defeated according to early-warning for high pressure amplified signal
Corresponding first driving control signal out.
Optionally, export early-warning for high pressure except through the vibration of motor M, can also by way of the sound early warning, to
Electric power overhaul staff exports high voltage electric field early warning.
Specifically, voice controller U6 and loudspeaker Y can be added in safety cap.
Corresponding, microprocessor U2, can also be according to institute after the early-warning for high pressure amplified signal that reception amplifier U1 is exported
It states early-warning for high pressure amplified signal and generates corresponding second driving control signal.
Voice controller U6 can be used for receiving the second driving control signal of the microprocessor U2 output, and according to institute
It states the second driving control signal and exports corresponding voice driven signal.
Loudspeaker Y can be used for receiving the voice driven signal that the defeated U6 of the voice controller goes out, and be driven according to the voice
Dynamic signal broadcasts corresponding audio data.
Electric power overhaul works, and Zhong Ge substation electrical wiring is different with electrical equipment form, and operation or service personnel are to scene
The familiarity of equipment is also different, and personnel pass in and out the safety measure for needing checking apparatus one by one, due to Overhaul site complexity, ground connection
Line installs no Warning Mark, sign board does not warn informing function.Overhaul site management is more dependent on personnel's itself
Awareness of safety and consciousness remind violating the regulations or carelessness service work personnel to inform, are essentially all logical without effective technology means
It crosses work responsible person's monitoring to be monitored service personnel's situation to realize, there are no effective intelligent detection methods to solve
Certainly this problem.Safety cap used at present itself does not have warning function and site safety informing function, when carelessness or erroneous judgement hair
When raw, mistakenly entering charged chamber electric shock (electrification) accident or operator will occur, maloperation is carried out to alive circuit, cause tight
The accident of weight.Prevent the generation of artificial liability accident, just must standardized administration, start with from slight part, in handle jointly at many levels
It closes.
For this purpose, can also be added in safety cap for acquiring warning sign in the specific embodiment of the application
Or the antenna E1 and wireless receiving circuit of ground line coherent signal.
Specifically, antenna E1 is used to obtain the coded modulation wave signal of warning sign or ground line output
The wireless receiving circuit is used to receive the coded modulation wave signal that the antenna E1 is obtained, and extracts the coding and adjusts
Address code in wave signal processed, and the address code is sent to the microprocessor U2.
In practical applications, the wireless receiving circuit may include coded modulation wave receiver U8 and multi-channel decoder
U9。
Specifically, the coded modulation wave receiver U8 can be used for receiving the coded modulation wave letter that the antenna E1 is obtained
Number, and the coded modulation wave signal is sent to the multi-channel decoder U9.
The multi-channel decoder U9 can be used for receiving the coded modulation wave of the coded modulation wave receiver U8 output
Signal extracts the address code in the coded modulation wave signal, and the address code is sent to the microprocessor U2.
Corresponding, the microprocessor U2 is also used to receive the wireless receiving circuit, i.e. multi-channel decoder U9 output
Address code, whether and it is wrong according to the address information that prestores to verify the address code.
When verifying the address code without mistaking according to the address information prestored, the microprocessor U2 is also used to according to
Address code exports corresponding third driving control signal.
When wrong according to the address information verifying address code prestored, the microprocessor U2 is no longer to the address code
It is handled, and address code can be verified wrong or address code authentication failed information by the microprocessor U2, be fed back to
Coded modulation wave receiver U8 and multi-channel decoder U9 in wireless receiving circuit, to make the coding in wireless receiving circuit
Modulating wave receiver U8 and multi-channel decoder U9 can obtain again work according to the feedback message that microprocessor U2 is exported
Coded modulation wave signal in environment.
It is errorless verifying the address code according to the address information prestored, and the microprocessor U2 is according to the address code
After exporting corresponding third driving control signal, the voice controller U6 is also used to receive the of microprocessor U2 output
Three driving control signal, and corresponding voice driven signal is exported according to the third driving control signal.
For the above-mentioned voice driven signal exported according to the third driving control signal, which can be believed
Number it is further sent to loudspeaker Y1, so that loudspeaker Y1 be enable to broadcast corresponding audio number according to the voice driven signal
According to.
Since in safety cap provided by the embodiments of the present application, the audio data content that loudspeaker Y1 needs to broadcast is more,
Memory can also be added, for storing audio data corresponding with each voice driven signal.
In a specific embodiment, two memories, i.e. memory U4 and memory U5 can be added simultaneously, deposited respectively
Audio data is stored up, redundancy backup is formed.
It should be noted that safety cap ontology is omitted in Fig. 1.Due to safety cap provided by the embodiments of the present application, and
Design is not improved to safety cap ontology, in order to protrude the inventive point of the embodiment of the present application, safety cap sheet is omitted in Fig. 1
Body.
As an example, can circuit diagram according to Fig.2, construct in the embodiment of the present application and be arranged in safety cap sheet
High voltage electric field prior-warning device on body.
High voltage electric field prior-warning device shown in Fig. 2 includes high voltage electric field detection sensor F1, amplifier U1 (i.e. signal level
Enhanced processing module), microprocessor U2, clock chip U3, memory U4, memory U5, the devices such as motor driver U7 and motor M
Part composition.
The course of work of high voltage electric field prior-warning device shown in Fig. 2 is as follows:
Height when electric power overhaul staff mistakenly entering charged chamber or region, in safety cap provided by the embodiments of the present application
Piezoelectricity field-detecting sensor F1 can export corresponding early-warning for high pressure signal after detecting high voltage electric field (i.e. forceful electric power field signal).
The early-warning for high pressure signal of high voltage electric field detection sensor F1 output carries out signal level enhanced processing through amplifier U1
After processing, it is input to 3 end of the port I/O of microprocessor U2, early-warning for high pressure amplified signal is calculated by microprocessor U2, is divided
Analysis and verification.
Specifically, microprocessor U2 can confirm the corresponding data of early-warning for high pressure amplified signal, by with it is preparatory
Threshold value in storage is compared, and makes corresponding control according to comparison result.
When the corresponding data of microprocessor U2 confirmation early-warning for high pressure amplified signal are greater than or equal to corresponding threshold value, micro- place
High level can be exported by its 18 end of port P1.6I/O by managing device U2, to control motor driver U7 starting motor M.
Specifically, motor M can be direct current vibration motor.It is equipped on the machine shaft of direct current vibration motor eccentric convex
Wheel, the direction that eccentric cam generates centrifugal force constantly change with the rotation of eccentric cam, so that direct current vibration motor be made to generate
Vibration by a relatively large margin, the safety cap for wearing the electric power overhaul staff in mistakenly entering charged chamber or region generate larger amplitude
The vibration of degree, to make the electric power overhaul staff in mistakenly entering charged chamber or region discover high voltage electric field risk in time, from danger
Electric power overhaul staff's equipment region in mistakenly entering charged chamber or region is reminded to have electricity in dangerous edge.
Meanwhile microprocessor U2 can also by its 14 end of port P1.2I/O to voice controller U6 (such as serial ports control
Voice module WTV010) send the order in relation to reading AD4 play operation voice.
Microprocessor U2 middle port P04 is CLK input, and port P05 is DI input.Port P04 and port P05 forms two wires
Serial ports control model.
Microprocessor U2 by CLK clock and DI data line sends data, and to voice controller U6, (such as serial ports controls language
Sound module WTV010) it is controlled, and then drive the speaker Y issues the audio prompt data of " equipment has electricity, please don't be close ".
Specifically, U2 microprocessor is the single-chip microcontroller being made of STC11F01.
In Fig. 2, the reset circuit of C9 and R3 composition microprocessor U2, the moment powered on, since supply voltage is logical
Cross the charging process to C9,1 foot of reset terminal of microprocessor U2 obtains a high level reset pulse so that microprocessor U2 into
Enter original state.
Voice controller U6 (such as serial ports control voice module WTV010) is a to repeat the big of erasable voice content
The voice module of capacity storage type, can automatic identification voice document, and can at most store 512 sections of voices and play.Its 7 foot is
P04 is CLK input, and 10 feet are that P05 is DI input, and P04, P05 form two wires serial ports control model.
14 end of the port the P1.3I/O control CLK of microprocessor U2 issues time pulse, and the port DI is used for the reception language of data
The control instruction of sound address when sending out data-triggered, needs to send with voice document name corresponding 16 2 binary datas.
The MCU control terminal CLK signal of microprocessor U2 is sent simultaneously with DI signal, and DI data need to first send out a high position and send out low again
Position.There is no when signaling CLK that will set Chu high level with DI.After chip receives instruction, corresponding audio is read in SD card, is used in combination
4,5 mouthfuls of outputs of chip, realize the broadcasting of music.
Once the signal that high voltage electric field detection sensor F1 is detected is to the electricity at 3 end of the port P3.1I/O of microprocessor U2
Position changes, and microprocessor U2 enters specified subprogram.
High voltage electric field in addition to detecting electric power overhaul working site, safety cap and high voltage electric field provided by the embodiments of the present application
Prior-warning device can also carry out safe informing to working site warning sign and ground line.
Specifically, can be connect by coded modulation wave in the circuit diagram of high voltage electric field prior-warning device shown in Fig. 2
Receive device U8, multi-channel decoding processor U9, clock chip U3, memory U4, memory U5, voice controller U6 and battery charge and discharge
The parts such as electric management module U10 realize that the safety to working site warning sign and ground line is informed.
After microprocessor U2 is powered on and initialized, when antenna receives warning sign or ground line coded modulation wave signal through wireless
The 14 feet input for receiving the coded modulation wave receiver U8 in circuit is exported through signal modulation from 10 feet, is handled to multi-channel decoding
13 feet of device U9 input.Multi-channel decoding processor U9, which has been 24 byte code integrated chips, decodes storage output control, passes through knowledge
The address code of this other radio signal is to determine whether be that same memory identification numeric data code compares.
When identical as received address code, determination is which group # ground line or warning sign.By address code and itself
Identification data code signal is sent to 2 and 3 feet of microprocessor U2 by the port TX, RX of multi-channel decoding processor U9.
Microprocessor U2 is control core, to data signal analysis and makes corresponding control.Calculate verification and to ensure
Received every group of ground line or warning sign data are errorless.Data through confirmation it is correct after, processor in data ground line or
Warning sign ID is compared with ground line stored in memory or warning sign ID value, judges the data from which that with this
The address code of one number ground line or warning sign.After determination, the first via signal such as received is ground line 060.It deposits
Reservoir is by the same 24c512 model of U4/U5 two panels, and memory is provided with different chip address, and such microprocessor can lead to
The difference for crossing chip address is written and read two block storages on same bus respectively.Clock chip U3 read access time control
System.Memory and clock chip are all i2c devices, can share same data line and clock line, the port I/O of microprocessor U2
Serial data address and serial clock data exchange of P1.1, P1.0 foot respectively as memory.When accessing memory, when
Between clock line (SCL) high period, microprocessor issues bus starting signal, makes serial data line (SDA) from high level to low electricity
Flat jump.After being connected to start bit, each memory waits microprocessor to be received to issue eight bit addressing data.Each eight bit data
After reception is sent completely, a received side will issue an answer signal, and the memory being addressed issues a low level signal,
Data line is dragged down, host receive memory data, in entire communication process, on data line the variation of low and high level when
It is completed between clock signal low period, by the variation reservation of voltage is used to refer to bus communication on data line between clock high period
Start and stop.The port I/O P1.2, P1.3 of microprocessor controls voice module U6 by serial ports and reads CD card play operation
Voice command, drive the speaker issue " 036 switchgear of Overhaul site street has installed No. 060 ground line ", " working herein ",
" Keep Clear-High Voltage please don't be close " etc. informs.In order to simplify operation, on the port I/O P3.4, P3.5, P3.7 of microprocessor, if
There are several function buttons, such as acknowledgement key, upper page turning key and lower page turning key.
In circuit shown in Fig. 2, using 3.7V lithium battery power supply, battery charging and discharging management module U10,5V output are selected
When, maximum differential pressure 320MV.Quiescent current representative value be 15UA, using general serial USB interface, easy to plug, plug and play and
The features such as duplicate supply.U11 realizes protocol conversion between USB and serial i/O mouthfuls.On the one hand chip can receive and send from PC host
Usb data, and be converted into serial i/O data format and be sent to microprocessor.The device is mounted on top inside safety cap
Portion, including high voltage electric field detection sensor, shell, circuit board, bottom case.
In order to which the safety for cooperating circuit shown in Fig. 2 normally to execute working site warning sign and ground line is informed, need
Working site setting ground line radio address encoding transmitting circuit and warning sign detection and transmit circuit.
Fig. 3 shows ground line radio address encoding transmitting circuit, including HW1 infrared sensor, BW1 are grounded detection magnetic
Control switch, IC1 signal processing module, IC2 microprocessor, IC3 coding module, IC4WF transmitting module and IC5 battery charging and discharging pipe
Manage module.
IC1 coding module uses EV1527, is decoded by software.Internal Code share 20 bits can pre-burning 1,000,000 groups of Internal Code combination,
It effectively reduces using upper duplicate probability is encoded, substantially increases safety.5 feet are high level triggering end.Internal burning
There are warning sign or ground line address code and itself identification numeric data code.When service work personnel come into Overhaul site, warning sign
And ground line ensures that one group of completely high frequency radio signal output containing address code and itself identification numeric data code,
Receiver can receive correct complete data.Coding module output pulse data is modulated to high-frequency signal and led to by WF transmitting module
It crosses antenna to launch, includes address code and numeric data code two parts in the modulated signal of output.
When grounding rod is inserted into ground stud by operator, grounding rod internal magnet is grounded detection magnetic switch close to BW1,
It is grounded 7 end of the port IC2 microprocessor I/O, is jumped as low level.At this moment HW1 infrared sensor detects staff's activity
Signal is just effective.Active signal enters from 5 feet to be exported through 1 foot of IC1 signal processing module, into 6 end of IC2 microprocessor, P3.2
Mouthful it be external interrupt 0 access port.External interrupt 0, program meeting will be triggered when P3.2 mouthfuls of states change to " 0 " from " 1 "
Automatically interrupt service routine is jumped to, delayed, periodically carry out making corresponding control to it, 18 ends of the port microprocessor I/O are defeated
High level triggers 3 end of IC3 coding module out, and coded data bursts are exported from 4 feet, the 3 end ATAD tune through IC4WF transmitting module
The extremely upper input of system.The high-frequency signal modulated passes through antenna E1 to spatial emission.Wireless transmission frequency uses 433MHz, wireless to send out
Module is penetrated when not having modulated signal, is in off state.
Fig. 4 shows warning sign detection and transmit circuit.When HW1 infrared sensor has testing staff's signal through IC1 signal
When processing module is to IC2 microprocessor, 18 end of the port IC2 microprocessor I/O exports high level and triggers 3 end of IC3 coding module, compiles
Code data pulse string is exported from 4 feet, is inputted on the 3 end ATAD Wehnelt electrodes through IC4WF transmitting module.The high-frequency signal modulated leads to
Antenna E1 is crossed to spatial emission.Wireless transmission frequency uses 433MHz, and wireless transmitter module is not when having modulated signal, place
In off state.
Safety cap provided by the embodiments of the present application and the high voltage electric field prior-warning device being arranged in safety cap, can supervise in real time
Overhaul site warning sign, ground line safety informing and electrification situation are surveyed, service information is informed into service personnel in time, avoids overhauling
Personnel's mistakenly entering into charged region.Flexibility is high, can satisfy the needs of all types substation hotline maintenance.Utilize infrared sensing
Device, contactless electric-field sensor carry out the non-contact detecting of maintenance object, the spy with high reliablity and strong antijamming capability
Point.It can be effectively prevented power generation work Overhaul site, staff is strayed into drive equipment interval, can make service work personnel
Understand job site, be grounded safe installation site, the safety inspection operation of support personnel it is important.The safety cap can monitor
Electric power overhaul field device ground line installation number and electrification situation pass through for having the high voltage alive equipment of harmful to human
Safety cap vibration, can send a warning message to service personnel, guarantee service personnel's operation safety.Pass through the safety of staff
Cap monitors the ground line and warning sign installed in working site, and passes through voice, vibration reminding operator, each operating point
Multiple groups ground line or warning sign same place simultaneously in use, will not there is a phenomenon where mutual string machines interfere, wireless signal examine
160 meters of range or so are surveyed, is reached with this and ground line warning sign of entire service work is monitored, it is ensured that be not in safety
Hidden danger has accomplished to know what's what, has avoided decline in alertness, it is easier to allow people to receive, can effectively avoid occurrence injury life from setting
Standby safety accident.
Embodiment described above is only to illustrate the technical solution of the application, rather than its limitations;Although referring to aforementioned reality
Example is applied the application is described in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features;And these are modified
Or replacement, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution should all
Comprising within the scope of protection of this application.
Claims (10)
1. a kind of safety cap, including safety cap ontology, which is characterized in that the safety cap further includes being arranged in the safety cap sheet
High voltage electric field prior-warning device on body;The high voltage electric field prior-warning device includes:
High voltage electric field detection sensor for detecting high voltage electric field, and exports early-warning for high pressure signal after detecting high voltage electric field;
Microprocessor, for receiving the early-warning for high pressure signal of the high voltage electric field detection sensor output, and according to the high pressure
Pre-warning signal exports corresponding first driving control signal;
Motor driver, for receiving the first driving control signal of the microprocessor output, and according to first driving
It controls signal and exports corresponding motor drive signal;
Motor for receiving the motor drive signal of the motor driver output, and is executed according to the motor drive signal
Corresponding movement.
2. safety cap as described in claim 1, which is characterized in that the safety cap further include: amplifier, it is described for receiving
The early-warning for high pressure signal of high voltage electric field detection sensor output, and the early-warning for high pressure signal is amplified, it generates corresponding
Early-warning for high pressure amplified signal;
Correspondingly, the microprocessor receives the early-warning for high pressure amplified signal of the amplifier output, and pre- according to the high pressure
Alert amplified signal exports corresponding first driving control signal.
3. safety cap as claimed in claim 2, which is characterized in that the safety cap further include: voice controller and loudspeaker;
The microprocessor is also used to pre- according to the high pressure after the early-warning for high pressure amplified signal for receiving the amplifier output
Alert amplified signal generates corresponding second driving control signal;
The voice controller is used to receive the second driving control signal of the microprocessor output, and drives according to described second
Dynamic control signal exports corresponding voice driven signal;
The loudspeaker is used to receive the voice driven signal of the voice controller output, is broadcast according to the voice driven signal
Report corresponding audio data.
4. safety cap as claimed in claim 3, which is characterized in that the safety cap further include: antenna and wireless receiving circuit;
The antenna is used to obtain the coded modulation wave signal of warning sign or ground line output;
The wireless receiving circuit is used to receive the coded modulation wave signal that the antenna obtains, and extracts the coded modulation wave letter
Address code in number, and the address code is sent to the microprocessor.
5. safety cap as claimed in claim 4, which is characterized in that the wireless receiving circuit includes coded modulation wave receiver
And multi-channel decoder.
6. safety cap as claimed in claim 5, which is characterized in that the coded modulation wave receiver is for receiving the antenna
The coded modulation wave signal of acquisition, and the coded modulation wave signal is sent to the multi-channel decoder;
The multi-channel decoder is used to receive the coded modulation wave signal of coded modulation wave receiver output, described in extraction
Address code in coded modulation wave signal, and the address code is sent to the microprocessor.
7. safety cap as claimed in claim 6, which is characterized in that the microprocessor is also used to receive the wireless receiving electricity
The address code of road output, and it is whether wrong according to the address information verifying address code prestored.
8. safety cap as claimed in claim 7, which is characterized in that when according to the address information that prestores verify the address code without
It mistakes, the microprocessor is also used to export corresponding third driving control signal according to the address code.
9. safety cap as claimed in claim 8, which is characterized in that the voice controller is also used to receive the microprocessor
The third driving control signal of output, and corresponding voice driven signal is exported according to the third driving control signal.
10. the safety cap as described in any one of claim 3 to 9, which is characterized in that the safety cap further includes memory,
The memory is connect with the microprocessor communication, for storing audio data corresponding with the voice driven signal.
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