CN205426820U - Crackle detection system - Google Patents
Crackle detection system Download PDFInfo
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- CN205426820U CN205426820U CN201520981695.6U CN201520981695U CN205426820U CN 205426820 U CN205426820 U CN 205426820U CN 201520981695 U CN201520981695 U CN 201520981695U CN 205426820 U CN205426820 U CN 205426820U
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Abstract
The utility model provides a crackle detection system, its including install on waiting to detect the component the crackle sensor and rather than communication connection's wireless detection instrument, wherein, wireless detection instrument configuration for to the crackle sensor sends the electromagnetic wave in order to send inquiry signal and electric energy to it to according to its whether received with the corresponding answer signal of inquiry signal is judged whether there is the crackle on the component, crackle sensor placement is for detecting whether there is the crackle on the component, and does when its detection when not having the crackle on the component, to wireless detection instrument send with the corresponding answer signal of inquiry signal, do when its detection when having the crackle on the component, not to wireless detection instrument is sent a signal. The utility model provides a crackle detection system has easy to assemblely and does not need outer power supply source, detects the high characteristics of precision.
Description
Technical field
This utility model relates to structural crack detection field, particularly a kind of crack detection system.
Background technology
The most both at home and abroad to structural crack detection generally use techniques below and method:
1, liquid infiltration method Liquid penetrant testing (PT) is to coat tool certain colored liquid permeable in metal surface, after wiping, owing to remaining liquid in crackle, therefore can demonstrate crackle.It is mainly used in the detection of casting/forged part.
2, magnetic particle method magnetic particle detection (MT) is the particulate utilizing magnetic powder, when entering the stray field caused due to crackle, will be stayed by holding, and owing to stray field is wider than the crack by, therefore the magnetic powder of accumulation is with the naked eye readily seen.It is usually used in foundry goods, forge piece, rolling steel plate, the detection of heat treatment part.
3, this method of detection method of eddy utilizes eddy current crack detector to carry out.When its principle is detector contact crackle, makes the impedance of probe coil weaken and the change that obtains on voltage, on instrument calibration dish, i.e. demonstrate respective value or send chimes of doom.Eddy-current method can also be utilized equally to measure the depth value of crackle.
4, ray detection method ray detection (RT), commonly uses and readily penetrates through the χ of material, gamma-rays.When ray is during penetrating object, owing to being absorbed and scattering, making strength reduction, the degree of its decay is relevant with the kind of object thickness, the character of material and ray, and therefore when object has pore equal-volume defect, ray is easy for passing through.Otherwise, if the foreign body being mixed with absorption ray is mingled with, ray is just difficult to pass through.The object detected with the roentgenization of even intensity, makes the ray passed through photosensitive on photographic plate, by the observation of egative film is determined defect kind, size and distribution situation, evaluates the extent of injury of defect according to corresponding standard.But this method is costly, operator to properly protect, against injury.
5, ultrasonic testing ultrasound examination (UT) is the inside utilizing the high-frequency ultrasonic (1～10MHz) launched to be injected into detected material, reflected at fault location as run into ultrasound wave that internal flaw then some people penetrates or decayed, then amplify again after probe receives, by the waveform shown to determine position and the size thereof of defect, carry out the extent of injury of assessment further according to corresponding standard.Being applicable to the detection of the discontinuous flaw of plane, operation requires height, it is necessary to could be operated by professional.
Further, above several crack detecting methods are all structure member to disassemble or carries out paint removal, polishing etc. process from machine or equipment, carry out crack detection the most again, belong to offline inspection afterwards, it is impossible to find crackle in time, and operating process is the most more complicated.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of crack detection system using communication and need not outer power supply source.
In order to solve above-mentioned technical problem, this utility model adopts the technical scheme that
A kind of crack detection system, including the crack sensor being installed on component to be detected and the wireless exploration instrument communicating with connection, wherein, described wireless exploration instrument is configured to described crack sensor transmission electromagnetic wave to be sent to inquire about signal and electric energy, and whether receives the answer signal corresponding with described inquiry signal judges whether there is crackle on described component according to it；
Described crack sensor includes being fitted on component to be detected to detect the crackle perceptron of crackle, and the first wireless transmit/receive units being connected electrically；Described first wireless transmit/receive units is configured to communicate to connect with described wireless exploration instrument, and is configured to when described crackle perceptron is detected as there is not crackle on described component, sends the answer signal corresponding with described inquiry signal to described wireless exploration instrument；When described crackle perceptron is detected as there is crackle on described component, do not send signal to described wireless exploration instrument.
Wherein, described first wireless transmit/receive units includes radio-frequency module and the LC oscillating circuit being electrically connected to each other, and described crackle perceptron electrically connects with described radio-frequency module and LC oscillating circuit respectively；And when described crackle perceptron sensing is not for existing crackle on component, the frequency of oscillation of described LC oscillating circuit is identical with the transmission frequency of described wireless exploration instrument, and when described crackle perceptron sensing is for existing crackle on component, the frequency of oscillation of described LC oscillating circuit differs with the transmission frequency of described wireless exploration instrument；A part for inducer in wherein said LC oscillating circuit is configured to antenna.
Wherein, described radio-frequency module is configured to storage data within it are encrypted and are modulated, and to be sent out by described antenna, and the inquiry signal receiving described antenna is demodulated and deciphers, and the data after deciphering and demodulation is stored in wherein.
Wherein, described wireless exploration instrument includes:
Second wireless transmit/receive units, itself and described first wireless transmit/receive units communication connection；
Data processing module, it electrically connects with described second wireless transmit/receive units, and the answer signal being configured to be received described second wireless transmit/receive units is demodulated and deciphers, and inquiry signal to be sent is encrypted and modulates, to be sent out by described second wireless transmit/receive units；Further, according to being further configured, whether described second wireless transmit/receive units receives the answer signal corresponding with the inquiry signal sent, it is judged that whether described crackle perceptron detects crackle；
Driver module, it is configured to drive display to show the reply message that described crack sensor sends；
Power module, it provides electric power for described wireless exploration instrument；
Memory module, its for store described data processing module solution harmonic solution close after information, and storage corresponding with corresponding crack sensor, also store and have the installation site information of each crack sensor；
Control module, it electrically connects with described data processing module, driver module, power module and memory module, to control the operation of described data processing module, driver module and memory module.
Wherein, described wireless exploration instrument also includes the communication module electrically connected with described control module, to send data to outside terminal unit.
Wherein, described communication module includes: at least one in bluetooth module and WIFI module.
Wherein, described wireless exploration instrument also includes the login module electrically connected with described control module, described login module is configured to when ID and code matches enter the operation interface of described wireless exploration instrument, and id information that in described memory module, also storage has each user and the encrypted message that matches with this id information, and the login time information of each described user.
Wherein, described wireless exploration instrument also includes the result queries module electrically connected with control module and the inquiry button being arranged on described operation interface, described result queries module also electrically connects with described memory module, and described inquiry button includes: time inquiring button, sensor query button, user's inquiry button；Described control module be further configured according to its receive inquiry button signal, control described result queries module and inquire about, and by driver module control display display Query Result.
Wherein, described first wireless transmit/receive units and described second wireless transmit/receive units are arranged in opposite directions.
Wherein, the quantity of described crack sensor is multiple, and each described crack sensor has unique numbering, and described answer signal includes described number information.
Compared with prior art, the beneficial effects of the utility model are:
1, use communication to be in communication with each other between this utility model crack sensor and structural crack survey meter, and crack sensor can obtain energy by way of electromagnetic induction from crack detector, be not required to outer power supply source and carry out the system wiring of complexity；But also multiple crack sensors can be distinguished simultaneously, possess Anti-knocking function；
2 and this utility model on the premise of not detaching structure parts, whether crackle can occur in situ detection component and, can double concealed structure, the position of concealed structure detect；
3, detection process of the present utility model is easy and simple to handle, interpretation easy, can carry out at any time detecting and finding crackle in time；
4, crack sensor can become how shape by Random Design, metal material, composite can be carried out structural crack monitoring, because easily crack sensor being placed in monitored site without lead-in wire, and especially concealed structure；
6, graph direct, quickly display crack site and crackle size can be passed through；
7, can the collection result of each sensor of real-time storage, and can to each point of observation crackle, a situation arises carries out statistical analysis, produce various statistical report form.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the crack detection system in this utility model embodiment；
Fig. 2 is the structured flowchart of the crack sensor in this utility model embodiment；
Fig. 3 is the installation site schematic diagram of the crackle perceptron in this utility model embodiment and component；
Fig. 4 is the structured flowchart of the wireless exploration instrument in this utility model embodiment；
Fig. 5 is the oscillogram of the modulated signal in this utility model embodiment；
Fig. 6 is the form schematic diagram of the inquiry signal that in this utility model embodiment, wireless exploration instrument sends；
Fig. 7 is the form schematic diagram of the answer signal that structural crack perceptron sends in this utility model embodiment；
Fig. 8 is the response sequential chart of the crackle perceptron in this utility model embodiment；
Fig. 9 is the flow chart of the detection method of the crack detection system in this utility model embodiment.
Description of reference numerals
1-component 2-crack sensor
3-wireless exploration instrument 21-crackle perceptron
22-the first wireless transmit/receive units 221-radio-frequency module
222-LC oscillating circuit 31-the second wireless transmit/receive units
32-data processing module 33-driver module
34-power module 35-memory module
36-control module 37-display
38-communication module 39-login module
310-initialization module 320-result queries module
Detailed description of the invention
With specific embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings, but not as to restriction of the present utility model.
As shown in Figure 1, structured flowchart for crack detection system of the present utility model, wherein, this system includes the crack sensor 2 being installed on component 1 to be detected and the wireless exploration instrument 3 communicating with connection, wherein, wireless exploration instrument 3 is configured to send electromagnetic wave to be sent to inquire about signal and electric energy to crack sensor 2, and whether receives the answer signal corresponding with this inquiry signal judges whether there is crackle on component 1 according to it.It addition, crack sensor 2 is configured in detection means 1 whether exist crackle, and when it is detected as there is not crackle on component 1, send the answer signal corresponding with inquiry signal to wireless exploration instrument 3；When it is detected as there is crackle on described component, not sending signal to wireless exploration instrument 3, now wireless exploration instrument 3 also would not receive any answer signal.Crack sensor 2 of the present utility model may also receive from the electromagnetic wave of wireless exploration instrument, the electric energy self being operated to receive its radio-frequency (RF) energy to be converted to.
As shown in Figure 2, the crack sensor 2 of this utility model embodiment includes the crackle perceptron 21 being fitted on component 1 to be detected, and the first wireless transmit/receive units 22 being connected electrically, wherein, first wireless transmit/receive units 22 is configured to communicate to connect with wireless exploration instrument 3, to receive the electromagnetic wave of wireless exploration instrument 3 transmission and to send the answer signal corresponding with inquiry signal.In the present embodiment, can be multiple with the quantity of the crack sensor 2 of same wireless exploration instrument 3 communication connection, and each crack sensor 2 has unique numbering, its answer signal sent includes described number information.
As in figure 2 it is shown, the first wireless transmit/receive units 22 includes the radio-frequency module 221 and LC oscillating circuit 222 being electrically connected to each other, and crackle perceptron 21 electrically connects with radio frequency (RFID) module 221 and LC oscillating circuit 222 respectively；And when crackle perceptron 21 sensing is not for existing crackle on component 1, the frequency of oscillation of LC oscillating circuit 222 is identical with the transmission frequency of wireless exploration instrument 3, and when crackle perceptron 21 sensing is for existing crackle on component 1, captured by LC oscillating circuit owing to the perception characteristic of crackle perceptron 21 changes, make the frequency of oscillation of LC oscillating circuit 222 differ with the transmission frequency of wireless exploration instrument 3；Wherein a part for the inducer in LC oscillating circuit 222 is configured to antenna, to carry out transmission and the reception of signal.
It addition, radio-frequency module 221 is configured to storage data within it are encrypted and are modulated, to be sent out by described antenna, and the inquiry signal receiving antenna is demodulated and deciphers, and the data after deciphering and demodulation is stored in wherein.In the present embodiment, the data being stored in radio-frequency module of indication can include the number information about crack sensor 2 and number information etc..Accordingly, the most just include number information and the number information of crack sensor 2 in answer signal, and according to the answer signal received, wireless exploration instrument can judge whether which crack sensor 2 detects crackle.
Concrete, the antenna (induction coil) in the present embodiment is used for the radio-frequency (RF) energy that induction wireless survey meter is emitted, and completes the renewal of data, and answer signal is also returned to wireless exploration instrument in the way of radiofrequency signal by this outside antenna.
RFID module 221 is mainly used in controlling the operation frequency of LC oscillating circuit 222, data transmission rate, and to the modulation /demodulation of signal, encrypting and decrypting, the read-write mechanism etc. of data.After RFID module 221 obtains the energy required for work, can be by the data encryption of memory block, and in the way of modulated signal through antenna transmission to wireless exploration instrument 3, or the signal that wireless exploration instrument 3 sends over is demodulated and is decrypted in the data write RFID module 221 of renewal.The radio-frequency module 221 of this utility model embodiment uses Philip ICODE2 module, this module transfer distance is up to 1 meter of distance, this module uses the consensus standard of IS015693, only need to simply connect little a few turn coil, just can be received under 13.56MHz carrier wave or launch.I CODE2 module has anti-collision function, and this function allows to operate multiple crack sensor 2 in antenna field simultaneously, has the effect of anti-collision, it is to avoid being transmitted data by other crack sensor 2 is affected.
It addition, the crackle perceptron 21 in the present embodiment is made up of flexible perception inducer.This inducer is made up of the conducting film of tens microns, has stress distortion perception characteristic.I.e. it is combined as a whole (as shown in Figure 3) with detected tired dangerous position (or heavily stressed position) after flexible perception inducer is fixing with component 1, when there is crackle in component 1, the stress distorted signal that cracks produces is captured by the inducer with stress distortion perception characteristic, thus reflects crackle size and direction.
After the antenna of crack sensor 2 receives the inquiry signal (wireless modulated signals) that wireless exploration instrument 3 sends, under the excitation of electromagnetic wave, owing to the frequency of oscillation of LC oscillating circuit 222 and the frequency of this electromagnetic wave are identical, then LC oscillating circuit 222 produces resonance, so that having electric charge in crack sensor 2.When the electric charge accumulated reaches 2V, the first wireless transceiver 21 in crack sensor 2 is started working, the wireless modulated signals received from it demodulates the inquiry signal of crack detector, then sends corresponding answer signal (response modulated signal) according to the content of inquiry to wireless exploration instrument 3.When crackle occurring on component 1, the perception part inductance value of crack sensor 2 sends change, the frequency of vibration of LC vibrating circuit changes, resonance can not be produced, energy needed for then the first wireless transmit/receive units 22 in crack sensor 2 can not obtain normal work, wireless exploration instrument 3 decides that out that the relevant position (the most not carrying out the installed position of the crack sensor 2 replied) of this component 1 occurs crackle.
As shown in Figure 4, structured flowchart for the crack detection system of this utility model embodiment, wherein, this wireless exploration instrument 3 includes: the second wireless transmit/receive units 31, data processing module 32, driver module 33, power module 34, memory module 35 and control module 36, wherein the second wireless transmit/receive units 31 communicates to connect with the first wireless transmit/receive units 22, to receive and to send signal, preferably, first wireless transmit/receive units 22 and described second wireless transmit/receive units 31 are arranged in opposite directions, to strengthen the intensity receiving signal；Data processing module 32 electrically connects with the second wireless transmit/receive units 31, and the second wireless transmit/receive units 31 received data is demodulated and deciphers, and data to be sent are encrypted and modulate, to be sent out by the second wireless transmit/receive units 31, the answer signal that the inquiry signal that simultaneously further determines whether to receive and send is corresponding, thus judge whether crackle perceptron 21 detects crackle；Driver module 33, it is configured to the reply message driving display 37 to send with display crack sensor 2；Power module 34 provides electric power for each parts in wireless exploration instrument 3；It addition, power module 34 can also include: provide the battery of electric power, such as lithium battery, regulation curtage is to carry out the Charge Management unit protected, and the supply module electrically connected with control module 36；Memory module 35 for store data processing module 32 solve harmonic solution close after information, and with the corresponding corresponding storage of crack sensor 2；Control module 36 electrically connects with data processing module 32, driver module 33, power module 34 and memory module 35, to control data processing module 32, driver module 33 and the operation of memory module 35.
In a preferred embodiment, wireless exploration instrument 3 also includes the communication module 38 electrically connected with control module 36, to send data to outside terminal unit.Communication module 38 in the present embodiment includes at least one in bluetooth module and WIFI module.Wireless exploration instrument 3 also includes the login module 39 electrically connected with control module 36, this login module 39 is configured to enter the operation interface of wireless exploration instrument 3 when ID and code matches, and memory module 35 also stores the id information having each user and the encrypted message matched with this id information, and the login time information of each user.
Additionally, wireless exploration instrument 3 can also include the result queries module 320 electrically connected with control module 36 and the inquiry button being arranged on described operation interface, result queries module 320 also electrically connects with memory module 35, and the inquiry button in the present embodiment includes: time inquiring button, sensor query button, user's inquiry button；Control module 36 be further configured according to its signal of inquiry button received, control result queries module 320 and inquire about, and control display 37 by driver module 33 and show Query Result.Simultaneously, user can also select crack sensor 2 to be inquired in the operation interface of wireless exploration instrument 3, after control module 36 receives corresponding instruction, control data processing module 32 and carry out modulation and the cryptographic operation of corresponding signal, to be sent out by the second wireless transmit/receive units 31.
Also including the initialization module 310 electrically connected with control module 36 in wireless exploration instrument 3, it initializes and self-inspection for the software and hardware of wireless exploration instrument 3, to ensure that wireless exploration instrument 3 can run normally.Concrete, in the present embodiment, after wireless exploration instrument 3 powers on, first carry out software and hardware initialization and self-inspection, subsequently into the operation interface of wireless exploration instrument.Wireless exploration instrument 3 transmits electromagnetic energy by the second wireless transmit/receive units 31 to crack sensor 2, it provide when it is for radiation pattern by the conversion of the guiding wave direction free space wave on transmission line, provide again by free space wave to the conversion of guided wave when receiving mode.In order to realize the conversion of this energy, the second wireless transmit/receive units 31 is an electromagnetism open systems, and matches with the load in source, its radiation has directivity, i.e. launch electromagnetic wave as much as possible, the effectiveness of enhanced rad to given direction, reduce the interference in other environment and noise.By above-mentioned process, crack sensor 2 obtains energy and powers to internal circuit so that it is can work and pass back relevant useful information to wireless exploration instrument 3.
Wireless exploration instrument 3 in the present embodiment communicates according to communication physical layer protocol and the crack sensor 2 of ISO/IEC15693-2 defined, its operating frequency can be with 13.56MHz, using AM modulation system, modulation rate 100%, returning data baud rate can be 6.67kb/s.By the modulation waveform of above-mentioned configuration as shown in Figure 5:
It addition, the general format of querying command that wireless exploration instrument 3 in the present embodiment sends is as shown in Figure 6, wherein, FLAGS is for specifying the existence in some optional territory in querying command content.The general format of the response structure of crack sensor 2 is as it is shown in fig. 7, wherein start bit S2 is for representing that crack sensor 2 replies the beginning of data, and its definition is when SCLOCK is high level, and DOUT produces a rising edge.Stop bits ES2 then represents the end of crack sensor 2 (VICC) response data, and is defined as when SCLOCK is high level, and DOUT produces a trailing edge (as shown in Figure 8).
Second wireless transmit/receive units 31 of wireless exploration instrument 3 receives a reply after signal (response modulated signal), demodulate the data signal of reaction crack sensor 2 working condition, data processing module 32 is according to the installation site of crack sensor 2 corresponding with this numbering in the unique number ID consults memory of crack sensor 2, after all of crack sensor 2 has all detected, just can determine whether out which position does not find crackle, there is crackle in the position of the sensor which position discovery crackle does not the most return answer signal.Control unit 36 controls intuitively to be shown result of detection by the way of figure by display 37, simultaneously the result of detection of each crack sensor and operator and detection date is saved in memory module 35.When needs inquiry, analyze and add up time user can enter operate interface accordingly by login module 39, can temporally, user, the querying condition such as sensor and fault inquire about；Also can temporally each sensor Changing Pattern be analyzed；Statistics can be carried out by certain condition simultaneously and produce various statistical report forms.
As it is shown in figure 9, be the flow chart of the detection method of the crack detection system of this utility model embodiment, including following steps:
S1: wireless exploration instrument sends electromagnetic wave to the crack sensor communicating with connection, to be sent to inquire about signal and electric energy；
S2: described crack sensor receives described electromagnetic wave, and detects whether there is crackle on the component at its place；When it is detected as there is not crackle on described component, send the answer signal corresponding with described inquiry signal to described wireless exploration instrument；When it is detected as there is crackle on described component, do not send signal to described wireless exploration instrument；
S3: described wireless exploration instrument receives whether receive described answer signal judges whether there is crackle on described component according to it.
Concrete, when structural crack to be detected by user, open the on and off switch of wireless exploration instrument 3, enter wireless exploration system interface, just can detect after inputting the name (ID) of correct operator (user) and password.nullOperator takes out the antenna of wireless exploration instrument 3，First wireless transmit/receive units 22 of alignment crack sensor，Second wireless transmit/receive units of wireless exploration instrument 3 can produce the data modulated electromagnetic wave of 13.56MHz frequency，The frequency of oscillation of the LC oscillating circuit 222 in crack sensor 2 is identical with the tranmitting frequency of wireless exploration instrument，Under the excitation of electromagnetic wave，LC resonance circuit 22 produces resonance，So that there is electric charge in crack sensor 2，When the electric charge accumulated reaches 2V，The first wireless transmit/receive units 221 in crack sensor 2 is started working，And radio-frequency module 222 demodulates the inquiry signal of wireless exploration instrument 3 from the modulating wave of inquiry signal，Then send to wireless exploration instrument 3 according to the content inquired and reply modulated signal accordingly，Second wireless transmit/receive units 31 of wireless exploration instrument 3 receives a reply after modulated signal，Data processing module 32 demodulates the data signal of the working condition of reaction crack sensor 2，It is analyzed processing and judging by data processing module 32，And by the control of control unit 36，Result directly perceived is shown by the way of figure by display 37，The result of detection of each crack sensor 2 and operator and detection date are saved in memory module 35 simultaneously.When needs inquiry, analyze and add up time enter and operate interface accordingly, can temporally, operator, the querying condition such as sensor and fault inquire about；Also can temporally each sensor Changing Pattern be analyzed；Statistics can be carried out by certain condition simultaneously and produce various statistical report forms.
Above example is only exemplary embodiment of the present utility model, is not used in restriction this utility model, and protection domain of the present utility model is defined by the claims.This utility model can be made various amendment or equivalent in essence of the present utility model and protection domain by those skilled in the art, and this amendment or equivalent also should be regarded as in protection domain of the present utility model.
Claims (9)
1. a crack detection system, it is characterized in that: include the crack sensor being installed on component to be detected and communicate with the wireless exploration instrument of connection, wherein, described wireless exploration instrument is configured to described crack sensor transmission electromagnetic wave to be sent to inquire about signal and electric energy, and whether receives the answer signal corresponding with described inquiry signal judges whether there is crackle on described component according to it；
Described crack sensor is configured to detect on described component whether there is crackle, and when it is detected as there is not crackle on described component, sends the answer signal corresponding with described inquiry signal to described wireless exploration instrument；When it is detected as there is crackle on described component, do not send signal to described wireless exploration instrument.
Crack detection system the most according to claim 1, it is characterized in that: described crack sensor includes the crackle perceptron being fitted on component to be detected, and the first wireless transmit/receive units being connected electrically, described first wireless transmit/receive units is configured to communicate to connect with described wireless exploration instrument, to receive described electromagnetic wave and to send described answer signal.
Crack detection system the most according to claim 2, it is characterised in that: described first wireless transmit/receive units includes radio-frequency module and the LC oscillating circuit being electrically connected to each other, and described crackle perceptron electrically connects with described radio-frequency module and LC oscillating circuit respectively；And when described crackle perceptron sensing is not for existing crackle on component, the frequency of oscillation of described LC oscillating circuit is identical with the transmission frequency of described wireless exploration instrument, and when described crackle perceptron sensing is for existing crackle on component, the frequency of oscillation of described LC oscillating circuit differs with the transmission frequency of described wireless exploration instrument；A part for inducer in wherein said LC oscillating circuit is configured to antenna.
Crack detection system the most according to claim 3, it is characterized in that: the data that described radio-frequency module is configured to storing within it are encrypted and modulate, to be sent out by described antenna, and the inquiry signal receiving described antenna is demodulated and deciphers, and the data after deciphering and demodulation are stored in wherein.
Crack detection system the most according to claim 2, it is characterised in that: described wireless exploration instrument includes:
Second wireless transmit/receive units, itself and described first wireless transmit/receive units communication connection；
Data processing module, it electrically connects with described second wireless transmit/receive units, and the answer signal being configured to be received described second wireless transmit/receive units is demodulated and deciphers, and inquiry signal to be sent is encrypted and modulates, to be sent out by described second wireless transmit/receive units；Further, according to being further configured, whether described second wireless transmit/receive units receives the answer signal corresponding with the inquiry signal sent, it is judged that whether described crackle perceptron detects crackle；
Driver module, it is configured to drive display to show the reply message that described crack sensor sends；
Power module, it provides electric power for described wireless exploration instrument；
Memory module, its for store described data processing module solution harmonic solution close after information, and storage corresponding with corresponding crack sensor, also store and have the installation site information of each crack sensor；
Control module, it electrically connects with described data processing module, driver module, power module and memory module, to control the operation of described data processing module, driver module and memory module.
Crack detection system the most according to claim 5, it is characterised in that: described wireless exploration instrument also includes the communication module electrically connected with described control module, to send data to outside terminal unit.
Crack detection system the most according to claim 5, it is characterized in that: described wireless exploration instrument also includes the login module electrically connected with described control module, described login module is configured to when ID and code matches enter the operation interface of described wireless exploration instrument, and id information that in described memory module, also storage has each user and the encrypted message that matches with this id information, and the login time information of each described user.
Crack detection system the most according to claim 7, it is characterized in that: described wireless exploration instrument also includes the result queries module electrically connected with control module and the inquiry button being arranged on described operation interface, described result queries module also electrically connects with described memory module, and described inquiry button includes: time inquiring button, sensor query button, user's inquiry button；Described control module be further configured according to its receive inquiry button signal, control described result queries module and inquire about, and by driver module control display display Query Result.
Crack detection system the most according to claim 1, it is characterised in that: the quantity of described crack sensor is multiple, and each described crack sensor has unique numbering, and described answer signal includes described number information.
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| CN201520981695.6U CN205426820U (en) | 2015-12-01 | 2015-12-01 | Crackle detection system |
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| CN201520981695.6U CN205426820U (en) | 2015-12-01 | 2015-12-01 | Crackle detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334235A (en) * | 2015-12-01 | 2016-02-17 | 兰毓华 | Crack detecting system and detecting method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334235A (en) * | 2015-12-01 | 2016-02-17 | 兰毓华 | Crack detecting system and detecting method thereof |
| CN105334235B (en) * | 2015-12-01 | 2019-02-01 | 兰毓华 | A kind of crack detection system and its detection method |
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