CN206224792U - A kind of sound emission long distance control system - Google Patents
A kind of sound emission long distance control system Download PDFInfo
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- CN206224792U CN206224792U CN201621340462.9U CN201621340462U CN206224792U CN 206224792 U CN206224792 U CN 206224792U CN 201621340462 U CN201621340462 U CN 201621340462U CN 206224792 U CN206224792 U CN 206224792U
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Abstract
The utility model is related to a kind of sound emission long distance control system, including acoustic emission sensor, signal preamplifier, sound emission main frame, the first optical transmitter and receiver, the second optical transmitter and receiver and user terminal, acoustic emission sensor is coupling on Devices to test outer surface, is received inside Devices to test due to the sound emission analog signal produced by material crack change；The input of signal preamplifier is connected with acoustic emission sensor, and output end is connected with sound emission main frame, and sound emission analog signal is amplified；Sound emission main frame includes the sound emission capture card, CAN USB modular converters, Ethernet serial data modular converter and the network interface card that are connected with signal preamplifier successively；The input of the first optical transmitter and receiver is connected with network interface card, and output end is connected by the second optical transmitter and receiver and is connected with user terminal.By the technical solution of the utility model, can solve in the prior art due to being carried out data transmission based on USB between Acoustic radiating instrument and user terminal, it is impossible to realize the problem of remote monitoring.
Description
Technical field
The utility model is related to sound emission monitoring device technical field, and in particular to a kind of sound emission long distance control system.
Background technology
Local source energy quick release in material and produce the phenomenon referred to as sound emission of Elastic wave.Acoustic emission is made
It is a kind of dynamic detection method, is particularly well-suited to dynamic security detection, monitoring, Integrity Assessment, the morning of plant equipment structure
Phase damage alarming and Failure prevention etc..When acoustic emission equipment is applied to the monitoring test such as tunnel, mine, wind-power electricity generation, operation
Personnel generally need remotely to be isolated with test site, are controlled in collection of the operating room to instrument.When object under test exists
Defect generation activity during plus structural stress, at this moment has a large amount of acoustic emission signals and produces, and one of Acoustic radiating instrument crucial work
With being that the acoustic emission signal that will be collected is transmitted to client computer in time with parametric form, data are entered by sound emission software
Row analyzing and processing, final feedback obtains result.The communication mode between Acoustic radiating instrument and computer is most commonly that general string at present
Row bus (USB) standard, but can be restricted using the transmission range of USB communication mode data, and coverage is on 100 meters of left sides
The right side, and stablize the most for telecommunication demand and the ripe transmission that data are exactly realized by the network architecture.
Utility model content
In view of this, the purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of sound emission is remotely supervised
Control system, to solve in the prior art due to carrying out data biography based on USB between Acoustic radiating instrument and user terminal
It is defeated, it is impossible to realize the problem of remote monitoring.
To realize object above, the utility model is adopted the following technical scheme that：
A kind of sound emission long distance control system, including acoustic emission sensor, signal preamplifier, sound emission main frame,
One optical transmitter and receiver, the second optical transmitter and receiver and user terminal, wherein,
The acoustic emission sensor is coupling on Devices to test outer surface, for receiving inside Devices to test because material splits
Sound emission analog signal produced by line change；The input of the signal preamplifier connects with the acoustic emission sensor
Connect, output end is connected with the sound emission main frame, for being amplified to the sound emission analog signal；
The sound emission main frame includes the sound emission capture card, the CAN-USB that are connected with the signal preamplifier successively
Modular converter, Ethernet serial data modular converter and network interface card；The input of first optical transmitter and receiver is connected with the network interface card, defeated
Go out end to be connected with second optical transmitter and receiver, second optical transmitter and receiver is connected with the user terminal.
Preferably, the input of first optical transmitter and receiver is connected by the first high speed cable with the network interface card, and output end is led to
Cross fiber optic cables to be connected with second optical transmitter and receiver, second optical transmitter and receiver is connected by the second high speed cable with the user terminal
Connect.
Preferably, the transmitting main frame also includes water proof and dust proof shell, the sound emission capture card, CAN-USB moduluss of conversion
Block, Ethernet serial data modular converter and Network card setup are in the water proof and dust proof shell.
Preferably, power supply interface and USB interface are provided with the water proof and dust proof shell, wherein, the power supply interface with
External power supply is connected, for being the transmitting host supplying power；The USB interface is connected with external computer, for realizing data
Collection and the control to sound emission main frame.
Preferably, the RJ45 network interfaces for leaning out the water proof and dust proof shell are provided with the network interface card, the network interface card leads to
RJ45 network interfaces are crossed to be connected with first optical transmitter and receiver.
Preferably, the sound emission long distance control system is that multiple channel acousto launches long distance control system, and each passage includes
One acoustic emission sensor and the signal preamplifier and sound emission capture card that are sequentially connected with the acoustic emission sensor, each
The sound emission capture card of passage is connected with the CAN-USB modular converters respectively.
Preferably, the user terminal is desktop computer, notebook computer, panel computer and/or smart mobile phone.
The utility model uses above technical scheme, at least possesses following beneficial effect：
As shown from the above technical solution, this sound emission long distance control system that the utility model is provided, due to sound emission
Main frame except set acoustic emission capture card and CAN-USB modular converters, be additionally provided with Ethernet serial data modular converter and
Network interface card, the stream compression of universal serial bus standard is changed to the data flow for meeting underlying network protocols (TCP/IP) form, phase
Than prior art, remote transmission and the monitoring of acoustic emission signal can be realized.
Further, due between network interface card and the first optical transmitter and receiver from the first high speed cable transmit, the second optical transmitter and receiver with use
Transmitted from the second high speed cable between the terminal of family, fiber optic cables are selected between the first optical transmitter and receiver and the second optical transmitter and receiver, make data
The decline degree of percent of pass is in tolerance interval, while being transmitted from fiber optic cables between the first optical transmitter and receiver and the second optical transmitter and receiver
Data, have increased considerably user terminal and have treated the data transmission distance between sound emission main frame, and theoretical maximum distance is reachable
100km, can be well applied to the monitoring of the equipment such as tunnel, mine, wind-power electricity generation.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic block diagram of sound emission long distance control system that the embodiment of the utility model one is provided.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, below will be to technology of the present utility model
Scheme is described in detail.Obviously, described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Resulting all other implementation method is put, the scope that the utility model is protected is belonged to.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Referring to a kind of sound emission long distance control system that Fig. 1, the embodiment of the utility model one are provided, including voice sending sensor
Device 1, signal preamplifier 2, sound emission main frame 3, the first optical transmitter and receiver 4, the second optical transmitter and receiver 5 and user terminal 6, wherein,
The acoustic emission sensor 1 is coupling on Devices to test outer surface, for receiving inside Devices to test due to material
Sound emission analog signal produced by crackle change；The input of the signal preamplifier 2 and the acoustic emission sensor 1
Connection, output end is connected with the sound emission main frame 3, for being amplified to the sound emission analog signal；
The sound emission main frame 3 includes the sound emission capture card 31, CAN- being connected with the signal preamplifier 2 successively
USB modular converters 32, Ethernet serial data modular converter 33 and network interface card 34；The input of first optical transmitter and receiver 4 with it is described
Network interface card 34 is connected, and output end is connected with second optical transmitter and receiver 5, and second optical transmitter and receiver 5 is connected with the user terminal 6.
It is understood that under normal circumstances due to the sound emission simulation produced by material crack change inside Devices to test
Signal is more faint, signal preamplifier is added between acoustic emission sensor and transmitting main frame, by sound emission analog signal
It is amplified in the strength range that transmitting main frame is capable of identify that in sound emission main frame incoming again, is easy to sound emission main frame to sound emission mould
Intend signal to be processed.
Sound emission capture card is mainly used in being filtered the sound emission analog signal for receiving, amplifies, analog-to-digital conversion etc.
Treatment, and according to pre-conditioned generation acoustic emission parameters, and CAN-USB modular converters, CAN- are sent to digital signal form
USB modular converters convert data to USB (USB) standard, then will in Ethernet serial data modular converter
Data are converted to the data flow for meeting underlying network protocols (TCP/IP) form, be finally sent to network interface card, and network interface card will be received
Data are encapsulated as frame, realize the network transmission communication of sound emission data.
The electric signal that first optical transmitter and receiver will be received is converted to optical signal transmission to the second optical transmitter and receiver, and the second optical transmitter and receiver is by light
Signal is reconverted into electric signal, and transmitting to user terminal carries out data analysis.If user terminal needs to send out sound emission main frame
Instruction is sent, is instructed be sent in electrical signal form the second optical transmitter and receiver first, optical signal is converted at the second optical transmitter and receiver, then by
One optical transmitter and receiver is received, and being sent to sound emission main frame after the first optical transmitter and receiver completion opto-electronic conversion performs order.
As shown from the above technical solution, this sound emission long distance control system that the utility model is provided, due to sound emission
Main frame except set acoustic emission capture card and CAN-USB modular converters, be additionally provided with Ethernet serial data modular converter and
Network interface card, the stream compression of universal serial bus standard is changed to the data flow for meeting underlying network protocols (TCP/IP) form, phase
Than prior art, remote transmission and the monitoring of acoustic emission signal can be realized.
Preferably, the input of first optical transmitter and receiver 4 is connected by the first high speed cable with the network interface card 34, output end
It is connected with second optical transmitter and receiver 5 by fiber optic cables, second optical transmitter and receiver 5 passes through the second high speed cable and user's end
End 6 connects.
It is understood that due to being transmitted from the first high speed cable between network interface card and the first optical transmitter and receiver, the second optical transmitter and receiver
Transmitted from the second high speed cable between user terminal, fiber optic cables are selected between the first optical transmitter and receiver and the second optical transmitter and receiver, made
The decline degree of data pass rate is in tolerance interval, while selecting fiber optic cables between the first optical transmitter and receiver and the second optical transmitter and receiver
Transmission data, have increased considerably user terminal and have treated the data transmission distance between sound emission main frame, and theoretical maximum distance can
Up to 100km, the monitoring of the equipment such as tunnel, mine, wind-power electricity generation can be well applied to.
Preferably, the transmitting main frame 3 also includes water proof and dust proof shell, sound emission capture card 31, the CAN-USB conversion
Module 32, Ethernet serial data modular converter 33 and network interface card 34 are arranged in the water proof and dust proof shell.
Preferably, power supply interface 35 and USB interface 36 are provided with the water proof and dust proof shell, wherein, the power supply connects
Mouth 35 is connected with external power supply, for being powered for the transmitting main frame 3；The USB interface 36 is connected with external computer, for reality
The collection and the control to sound emission main frame 3 of existing data.
It is understood that when remote monitoring is not needed, sound emission main frame can be by USB interface and USB data line
Directly it is connected with external computer, realizes the collection of data and the control of sound emission main frame.
Preferably, the RJ45 network interfaces 37 for leaning out the water proof and dust proof shell, the net are provided with the network interface card 34
Card 34 is connected by RJ45 network interfaces 37 with first optical transmitter and receiver 4.
Preferably, the sound emission long distance control system is that multiple channel acousto launches long distance control system, and each passage includes
One acoustic emission sensor 1 and the signal preamplifier 2 and sound emission capture card 31 that are sequentially connected with the acoustic emission sensor,
The sound emission capture card 31 of each passage is connected with the CAN-USB modular converters 32 respectively.
Preferably, the user terminal 6 is desktop computer, notebook computer, panel computer and/or smart mobile phone.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.Term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying phase
To importance.Term " multiple " refers to two or more, unless otherwise clearly restriction.
Claims (7)
1. a kind of sound emission long distance control system, it is characterised in that including acoustic emission sensor, signal preamplifier, sound hair
Main frame, the first optical transmitter and receiver, the second optical transmitter and receiver and user terminal are penetrated, wherein,
The acoustic emission sensor is coupling on Devices to test outer surface, for receiving inside Devices to test because material crack becomes
Sound emission analog signal produced by changing；The input of the signal preamplifier is connected with the acoustic emission sensor, defeated
Go out end to be connected with the sound emission main frame, for being amplified the sound emission analog signal；
The sound emission main frame includes the sound emission capture card, the CAN-USB conversions that are connected with the signal preamplifier successively
Module, Ethernet serial data modular converter and network interface card；The input of first optical transmitter and receiver is connected with the network interface card, output end
It is connected with second optical transmitter and receiver, second optical transmitter and receiver is connected with the user terminal.
2. sound emission long distance control system according to claim 1, it is characterised in that the input of first optical transmitter and receiver
It is connected with the network interface card by the first high speed cable, output end is connected by fiber optic cables with second optical transmitter and receiver, described
Two optical transmitter and receivers are connected by the second high speed cable with the user terminal.
3. sound emission long distance control system according to claim 1, it is characterised in that the transmitting main frame also includes waterproof
Dust cover, the sound emission capture card, CAN-USB modular converters, Ethernet serial data modular converter and Network card setup exist
In the water proof and dust proof shell.
4. sound emission long distance control system according to claim 3, it is characterised in that set on the water proof and dust proof shell
There are power supply interface and USB interface, wherein, the power supply interface is connected with external power supply, for being the transmitting host supplying power；Institute
State USB interface to be connected with external computer, collection and the control to sound emission main frame for realizing data.
5. sound emission long distance control system according to claim 3, it is characterised in that be provided with the network interface card and lean out institute
The RJ45 network interfaces of water proof and dust proof shell are stated, the network interface card is connected by RJ45 network interfaces with first optical transmitter and receiver.
6. the sound emission long distance control system according to any one of Claims 1 to 5, it is characterised in that the sound emission is remote
Range monitoring system be multiple channel acousto launch long distance control system, each passage include an acoustic emission sensor and with the sound emission
Signal preamplifier and sound emission capture card that sensor is sequentially connected, the sound emission capture card of each passage respectively with it is described
CAN-USB modular converters are connected.
7. the sound emission long distance control system according to any one of Claims 1 to 5, it is characterised in that the user terminal
It is desktop computer, notebook computer, panel computer and/or smart mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340462.9U CN206224792U (en) | 2016-12-07 | 2016-12-07 | A kind of sound emission long distance control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340462.9U CN206224792U (en) | 2016-12-07 | 2016-12-07 | A kind of sound emission long distance control system |
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| Publication Number | Publication Date |
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| CN206224792U true CN206224792U (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621340462.9U Active CN206224792U (en) | 2016-12-07 | 2016-12-07 | A kind of sound emission long distance control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412693A (en) * | 2019-01-07 | 2019-03-01 | 上海海洋大学 | Multi-channel electric signal turns Fiber Optical Communication System and method |
-
2016
- 2016-12-07 CN CN201621340462.9U patent/CN206224792U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412693A (en) * | 2019-01-07 | 2019-03-01 | 上海海洋大学 | Multi-channel electric signal turns Fiber Optical Communication System and method |
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