CN106950284A - Multi-channel ultrasonic flaw-inspecting apparatus and method - Google Patents
Multi-channel ultrasonic flaw-inspecting apparatus and method Download PDFInfo
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- CN106950284A CN106950284A CN201710206945.2A CN201710206945A CN106950284A CN 106950284 A CN106950284 A CN 106950284A CN 201710206945 A CN201710206945 A CN 201710206945A CN 106950284 A CN106950284 A CN 106950284A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/228—Details, e.g. general constructional or apparatus details related to high temperature conditions
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
A kind of multi-channel ultrasonic flaw-inspecting apparatus and method, including multiple ultrasonic modules, each ultrasonic module connect 2 64 ultrasonic probes, and each ultrasonic module is connected by Ethernet switch with host computer again；The quantity of the Ethernet switch is multiple, it is arranged in the Main Control Tank in operation room, the Main Control Tank includes to turn down to enclose and is connected in the internal cube-shaped profile with cube space and the branch that can be turned down for two Dui of straight segment structure can be stretched out via gemel connection, all branches that can be turned down, containing casing and the Ethernet switch in the casing, the equipment of supplying gas that low temperature nitrogen is transmitted by low temperature nitrogen transmission channel are provided with the bottom in the cube space to attached bag；Associated methods effectively realize giving priority to execution emphasis refrigeration in place residing for elevated part of be easier a little to temperature, and the high air-flow of temperature is sent out Main Control Tank.
Description
Technical field
The present invention relates to inspection technique field, and in particular to a kind of multi-channel ultrasonic flaw-inspecting apparatus and method.
Background technology
Using the ultrasonic wave characteristic such as spread speed is fast in a metal, judgement defect is detected by analyzing reflection echo.Mesh
Before, the instrument of domestic ultrasound examination has a lot, but traditional live ultra-sonic equipment is generally analog, by discrete
Element and small scale integration composition, volume is big, weight is big, power consumption is big, and the problem of carrying out flaw detection speed is low etc. does not obtain very
Good solution, very big inconvenience is brought to user, so then traditional ultra-sonic equipment is improved, is thus had
A kind of distributed multi-channel ultrasonic flaw-inspecting system, including display, host computer, warning device, printer, Ethernet switch,
Ultrasonic probe, positioning spray mark module, outside positioning nameplate spraying device, the system are made up of multiple ultrasonic modules, each ultrasound mould
Block connects 2-64 ultrasonic probe, and each ultrasonic module is connected by Ethernet switch with host computer again, and host computer divides again
It is not connected with display, printer, warning device；Positioning spray mark module is connected with one of ultrasonic probe, positioning spray mark
The outside positioning nameplate spraying device of module connection.
Described ultrasonic module may be programmed amplifying unit, A/D sampling units, FPGA by ultrasound emission receiving unit, echo
Long interface unit, Ethernet interface composition are marked and surveyed in real-time processing unit, FPGA communication processing units, spray, and ultrasound emission is received
Unit connection echo may be programmed amplifying unit, and echo may be programmed amplifying unit connection A/D sampling units, the connection of A/D sampling units
Long interface unit, FPGA are marked and surveyed in the real-time processing units of FPGA, the real-time processing unit connection FPGA communication processing units of FPGA, spray
Real-time processing unit is also connected with ultrasound emission receiving unit, echo and may be programmed amplifying unit, the connection of FPGA communication processing units with
Too network interface.
The course of work of the distributed multi-channel ultrasonic flaw-inspecting system is：
Each ultrasonic module is field-programmable gate array with two FPGA (Field Programmable Gate Array)
Control core is classified as, the real-time processing units of wherein lower floor FPGA produce ultrasound of the trigger pulse by transmitter module to each passage
Ripple is popped one's head in, and the echo-signal that each channel ultrasonic is popped one's head in by ultrasonic reception unit module is single by the programmable amplification of echo
AD conversion unit (A/D sampling units) is sent to after member amplification, the data signal of conversion is sent to the real-time processing units of lower floor FPGA,
And be equipped with lower floor's FPGA softwares of special differentiation defect to realize that ultrasonic examination is detected.Upper strata FPGA communication processing units are main
The various parameters and Wave data of the real-time processing units of lower floor FPGA are transmitted, then transmit various mutually with host computer by Ethernet
Parameter and Wave data, host computer is by 100,000,000 nets and upper strata FPGA communication processing units Transfer Parameters and according to the waveform transmitted
Data, carry out the various waveforms of display, hinder data, while having wound to alarm and can print hinders result.
And on the other hand, in the case of more than ultrasonic module quantity, the quantity of Ethernet switch can also increase therewith,
These Ethernet switches are often located in control cabinet, and refrigeration machine, gas outlet are installed with the operation room where control cabinet and is come
The Ethernet exchanging mechanism cold allowed in control cabinet, such control cabinet is not usually small according to the space having, and to reduce according to the space having, more
Be conducive to operation with arranging, can just be turned in operating conditions using the wallboard of control cabinet is passed through gemel connection when operation
Roll over for hollow rectangular structure, allow construction to reduce further according to the space having with this.
But under this turnover situation, its refrigeration can be further not good；In addition in the fortune of such Ethernet switch
Row is different to be easier rise plus temperature local residing for some parts, is risen with regard to must must give priority to be easier temperature a little
Place residing for high part performs emphasis refrigeration, and the high air-flow of temperature is sent out Main Control Tank.
The content of the invention
To solve the above problems, the invention provides a kind of multi-channel ultrasonic flaw-inspecting apparatus and method, effectively realize
Place residing for elevated part is easier to institute's emphasis to temperature and performs emphasis refrigeration, and the high air-flow of temperature is sent out master control
Case.
In order to overcome deficiency of the prior art, the invention provides a kind of solution of multi-channel ultrasonic flaw-inspecting apparatus and method
Certainly scheme, specific as follows：
A kind of multi-channel ultrasonic flaw-inspecting device, including multiple ultrasonic modules, each ultrasonic module connect 2-64 ultrasonic wave
Probe, each ultrasonic module is connected by Ethernet switch with host computer again；
The quantity of the Ethernet switch is multiple, is arranged in the Main Control Tank in operation room, the master control case and bag
It is flat containing that can turn down circle and be connected in the internal cube-shaped profile with cube space P800 and can be stretched out via gemel connection
The branch that two couple of straight section structure can turn down, all branches that can be turned down are to attached bag P80 containing casing and located at the casing P80
Interior Ethernet switch 109, is provided with low by low temperature nitrogen transmission channel P61 transmission in the bottom of the cube space P800
The equipment P82 of supplying gas of warm nitrogen, the equipment P82 that supplies gas provided with inlet channel P6 comprising coming with the low temperature nitrogen transmission channel
Round that P61 is communicated and the cover body P15 with inner space, the round and the cover body P15 with inner space include via
The bottom that disposable casting pressure technique is constituted is empty for round body P152 and the bulk containers P151, the cover body P15 on top inside
Between be on edge surface in the inner space P150 communicated for same low temperature nitrogen, the bulk containers P151 and along coiling
It can be revolved for same provided with some through passage P4 equidistantly arranged described in the direction on the edge surface in bulk containers P151
Prop up dynamicly in the wreath P31 of the projection of the upper edge of the communication type round body P3 in the edge in the bulk containers P151
The interior conduit P2 between realizes the round surface of the edge in alternatively relative UNICOM, the wreath P31 of the projection with passing through
Provided with some covers for carrying inner space with described in along low temperature nitrogen flow direction into gradually-reducing shape passage P20 support chip P17
The connection sheet P19 provided with flexing passage that body P15 bulk containers P151 top is connected firmly can be combined to turn, described provided with the wrong
The connection sheet P19 in triton road flexing passage to be some with the channel of nitrogen P21 turned round, it is all described with turning round in addition
Each same some gradually-reducing shape passage P20 are communicated and with some through passage P4 phases one by one channel of nitrogen P21
Should, so the low temperature nitrogen can be transferred to the gradually-reducing shape passage via the alternatively relative UNICOM of the conduit P2
P20, the communication type round body P3 disc portion P30, the disc portion in the wreath P31 of projection bottom connection
The P30 interface being provided with where between is used for realizing with the stable bottom located at the cover body P15 with inner space
Center line side of the energy of drive motor P7 in rim-shaped part P152 positioning port along the swingle being fixedly connected with drive motor
Connection, when between the rotations of position of the swingle P11 with the drive motor can be moved to mobile swingle P11 top
The swivel P5 slot of position between can move connection and bottom is used for move with the jack P8 in spacer P12 provided with inserted sheet P9
Dynamic to be coupled, the spacer P12 supports the cover body P15 for carrying inner space via pivoting support P14, if all described
The horizontal walls of dry gradually-reducing shape passage P20 each with the support chip P17 are into differentiated gradually-reducing shape passage P20 angle of supplying gas
Degree, the winding P16 of the drive motor is connected via the terminals P 200 of energy turn with storage battery；The inlet channel P6's
Afterbody is provided with plenum fan P62, and the airflow direction of the plenum fan P62 is flowed to by the inlet channel P6 in described carry
The cover body P15 in portion space；The iron core P16 of the drive motor determining where between of the cover body P15 with inner space with described in
The bottom provided with noise elimination layer material P165, the inserted sheet P9 is provided with to stop the inserted sheet P9 down between surface in the mouth of position
The first catch P92 of the lowest part of setting is moved past, the top of first catch, which is provided with, to be used for stopping the inserted sheet P9 courts
On move past setting highest point the second catch P91.
The temperature of the low temperature nitrogen is between 5-10 degree.
Thermocouple is provided with the casing P80, for determining the temperature of the respective position of all Ethernet switches.
The spacer P12 is also connected with the lift P10.
The spacer P12 also is provided with fastener P13 and comes controllable that the cover body P15 with inner space is same described
Withhold to relative turn between spacer P12.
The described two pairs branches that can be turned down stretch out a pair of energy of the position at two for straight segment structure via gemel connection
The Divisional of turnover install can open conjunction bayonet device P801 be used for being connected in turnover circle it is internal with cube space P800
Realized when outside cube-shaped and open box-like buckle function.
The method of the multi-channel ultrasonic flaw-inspecting device, comprises the following steps：
The multichannel radiating circuit of ultrasound emission receiving unit 1 sends the high electric field pulse of excitation ultrasound ripple probe, passes through sound
The electric signal that electric energy conversion receives ultrasonic probe return is echo-signal, by many inside ultrasound emission receiving unit 1
After the receiving circuit of road, controlled to be converted into the echo letter that timesharing all the way is exported after the analog switch of switching by sequential square wave by one
Number；
It is the echo-signal that ultrasound emission receiving unit 1 is produced that echo, which may be programmed amplifying unit 2, is located in real time by FPGA
The real-time control of unit 4 is managed, the waveform amplification of amplifying unit 2 is may be programmed by echo, amplification range is -10~90dB, is produced not
With the waveform of programmable amplification quantity；
100Mhz A/D sampling units 3 may be programmed echo the waveform signal produced by amplifying unit 2, by differential amplification
Afterwards, then by A/D converter analog waveform is changed into the Wave data of data signal.Produced by 100Mhz A/D sampling units 3
The Wave data of data signal be connected to the real-time processing units 4 of FPGA；
The data signal ripple that the real-time processing units 4 of FPGA pass through FPGA softwares, in real time collection 100Mhz A/D sampling units 3
Shape, and the respective memory locations of different passages are sent to, real time discriminating defect controls the such ginseng of amplification quantity of each passage in real time
Number, real-time analyzing and processing data；The real-time processing units 4 of FPGA obtain current defect by controlling spray mark and surveying long interface unit 7
Position, and made marks on a corresponding position by spraying mark, waveform number of the real-time processing units 4 of FPGA each passage
FPGA communication processing units 5 are passed to according to, defective locations of each passage and other specification；
FPGA communication processing units 5 give the Wave data of each passage, the defective locations of each passage and other specification
To 100M Ethernet interfaces 6；
100M Ethernet interfaces 6 are that the data of FPGA communication processing units 5 are sent to Ethernet by Ethernet interface to hand over
The passage changed planes；
Driven via the driving equipment of the swingle P11, i.e. drive motor P7 the swingle P11 be located at top it
Border, the top of the swingle P11 is combined with the socket, and the inserted sheet P9 is with the jack P8 in the spacer P12 in addition
It is separated, so described drive motor can draw the communication type round body P3 turns and carry out optional needed gradually-reducing shape passage
The gradually-reducing shape passage P20 of P20 angle of supplying gas is communicated with the cover body P15 with inner space, is passing through the swingle
P11 driving equipment, i.e. drive motor P7 come drive the swingle P11 be located at bottom when, the top of the swingle P11
With socket separation, furthermore such that the inserted sheet P9 is combined with the jack P8 in the spacer P12, so described driving
Motor can draw the cover body P15 turns with inner space and then draw the support chip P17 turns, come adjust it is described gradually
Contracting shape passage P20 turn radian.
Beneficial effects of the present invention are：
By towards execution emphasis refrigeration in place residing for elevated part is easier to temperature, realizing the high air-flow of temperature
Disperse and finally send out Main Control Tank, rely on Ethernet switch working characteristics, take the present invention structure because gradually-reducing shape is led to
Stable sets up of road P20 every kind of radian also set up such gradually-reducing shape passage P20 for carrying every kind of radian, can reduce as much as possible
In the motion framework of outer portion, and then the uncertain influence during work is prevented, via the optional radian of drive motor
Gradually-reducing shape passage P20 is identical with low temperature nitrogen, and via the drive motor gradually-reducing shape passage P20 outlet to alignment temperature
It is easily local residing for elevated part, so performs cooling to place at this, such framework takes up space small, works and pacifies
Full performance is secure, and can greatly reducing temperature, to be easier temperature local residing for elevated part higher than temperature elsewhere.
Brief description of the drawings
Fig. 1 is the part-structure figure of the present invention；
Fig. 2 is the frame circuit diagram of ultrasonic module of the present invention；
Fig. 3 is the structural representation of the Main Control Tank of the present invention；
Fig. 4 is the schematic diagram of the equipment of supplying gas of the present invention.
Embodiment
The present invention is described further below in conjunction with drawings and Examples.
Embodiment 1
As Figure 1-Figure 4, including display 111, host computer 110, warning device 112, printer 113, Ethernet hand over
Change planes 109, ultrasonic module 106, ultrasonic module 107, ultrasonic module 108, ultrasonic probe 102, ultrasonic probe 103, ultrasound
Ripple probe 104, positioning spray mark module 105, outside positioning nameplate spraying device 101, the system are made up of multiple ultrasonic modules, Mei Gechao
Sound module connects 2-64 ultrasonic probe, and each ultrasonic module is connected by Ethernet switch with host computer again, host computer
It is connected respectively with display, printer, warning device again；Positioning spray mark module is connected with one of ultrasonic probe, is positioned
The outside positioning nameplate spraying device of spray mark module connection；
Described ultrasonic module may be programmed amplifying unit 2,100MhHz A/D and sampled by ultrasound emission receiving unit 1, echo
Long interface unit 7,100M Ethernet interfaces 6 are marked and surveyed in the real-time processing unit 4 of unit 3, FPGA, FPGA communication processing units 5, spray
Composition, the connection echo of ultrasound emission receiving unit 1 may be programmed amplifying unit 2, and echo may be programmed amplifying unit connection 100MhHz
A/D sampling units 3, the connection real-time processing units 4 of FPGA of 100MhHz A/D sampling units 3, the real-time processing units 4 of FPGA are connected
FPGA communication processing units 5, spray are marked and survey long interface unit 7, and the real-time processing units 4 of FPGA are also connected with ultrasound emission receiving unit
1st, echo may be programmed amplifying unit 2, and the connection Ethernet of FPGA communication processing units 5 connects 6 mouthfuls.
The quantity of the Ethernet switch is multiple, is arranged in the Main Control Tank in operation room, the master control case and bag
It is flat containing that can turn down circle and be connected in the internal cube-shaped profile with cube space P800 and can be stretched out via gemel connection
The branch that two couple of straight section structure can turn down, all branches that can be turned down are to attached bag P80 containing casing and located at the casing P80
Interior Ethernet switch 109, is provided with low by low temperature nitrogen transmission channel P61 transmission in the bottom of the cube space P800
The equipment P82 of supplying gas of warm nitrogen, the equipment P82 that supplies gas provided with inlet channel P6 comprising coming with the low temperature nitrogen transmission channel
Round that P61 is communicated and the cover body P15 with inner space, the round and the cover body P15 with inner space include via
The bottom that disposable casting pressure technique is constituted is empty for round body P152 and the bulk containers P151, the cover body P15 on top inside
Between be on edge surface in the inner space P150 communicated for same low temperature nitrogen, the bulk containers P151 and along coiling
It can be revolved for same provided with some through passage P4 equidistantly arranged described in the direction on the edge surface in bulk containers P151
Prop up dynamicly in the wreath P31 of the projection of the upper edge of the communication type round body P3 in the edge in the bulk containers P151
The interior conduit P2 between realizes the round surface of the edge in alternatively relative UNICOM, the wreath P31 of the projection with passing through
Provided with some covers for carrying inner space with described in along low temperature nitrogen flow direction into gradually-reducing shape passage P20 support chip P17
The connection sheet P19 provided with flexing passage that body P15 bulk containers P151 top is connected firmly can be combined to turn, described provided with the wrong
The connection sheet P19 in triton road flexing passage to be some with the channel of nitrogen P21 turned round, it is all described with turning round in addition
Each same some gradually-reducing shape passage P20 are communicated and with some through passage P4 phases one by one channel of nitrogen P21
Should, so the low temperature nitrogen can be transferred to the gradually-reducing shape passage via the alternatively relative UNICOM of the conduit P2
P20, the communication type round body P3 disc portion P30, the disc portion in the wreath P31 of projection bottom connection
The P30 interface being provided with where between is used for realizing with the stable bottom located at the cover body P15 with inner space
Center line side of the energy of drive motor P7 in rim-shaped part P152 positioning port along the swingle being fixedly connected with drive motor
Connection, when between the rotations of position of the swingle P11 with the drive motor can be moved to mobile swingle P11 top
The swivel P5 slot of position between can move connection and bottom is used for move with the jack P8 in spacer P12 provided with inserted sheet P9
Dynamic to be coupled, the spacer P12 supports the cover body P15 for carrying inner space via pivoting support P14, if all described
The horizontal walls of dry gradually-reducing shape passage P20 each with the support chip P17 are into differentiated gradually-reducing shape passage P20 angle of supplying gas
Degree, so driving the swingle P11 to be located at top in the driving equipment via the swingle P11, i.e. drive motor P7
When, the top of the swingle P11 is combined with the socket, and the inserted sheet P9 is with the jack in the spacer P12 in addition
P8 is separated, and so described drive motor can draw the communication type round body P3 turns and carry out optional needed gradually-reducing shape passage
The gradually-reducing shape passage P20 of P20 angle of supplying gas is communicated with the cover body P15 with inner space, is passing through the swingle
P11 driving equipment, i.e. drive motor P7 come drive the swingle P11 be located at bottom when, the top of the swingle P11
With socket separation, furthermore such that the inserted sheet P9 is combined with the jack P8 in the spacer P12, so described driving
Motor can draw the cover body P15 turns with inner space and then draw the support chip P17 turns, come adjust it is described gradually
Contracting shape passage P20 turn radian；Here, the winding P16 of the drive motor via can turn the same electric power storage of terminals P 200
Pond is electrically connected；The afterbody of the inlet channel P6 is provided with plenum fan P62, and the airflow direction of the plenum fan P62 is by described
Inlet channel P6 and flow to the cover body P15 for carrying inner space, it is high for high temperature gas flow that Ethernet switch is produced
Effect is sent into the inner space P150 communicated to the same low temperature nitrogen；The iron core P16 of the drive motor is with described with inside
In positioning ports of the cover body P15 in space where between noise elimination layer material P165, the noise elimination layer material are provided between surface
P165 is used for reducing the hum sent when the drive motor work, and the bottom of the inserted sheet P9, which is provided with, to be used for stopping described insert
Piece P9 moves past the first catch P92 of the lowest part of setting down, and the top of first catch, which is provided with, to be used for stopping described
Inserted sheet P9 moves past the second the catch P91, the first catch P91 and the second catch P92 of the highest point of setting upward
The effect stopped with damping is brought to the inserted sheet P9.
The temperature of the low temperature nitrogen is between 5-10 degree.
(10Mbit speed is that video transmission can be achieved) ultrasonic module 106 controls the transmitting of ultrasonic trigger pulse, receiving area
Ultrasound echo signal is managed, is sentenced data after wound identification by Ethernet interface, is sent to Ethernet switch 109, then transmits again
To host computer, extended to 32 (each module can connect 2-64 probe) according to system requirements；
Positioning spray mark module：Controlled by No. 1 ultrasonic module, output spray mark alarm signal receives encoder pulse signal, visited
Head, which plays falling signal, is used for defect location.
Outside positioning nameplate spraying device：Spray gun, external probes play falling signal, the speed feedback pulse signal of motor.These
Long locating module is marked and surveyed to signal by spraying mark and surveying long interface to be sent to spray.
The method of the multi-channel ultrasonic flaw-inspecting device, comprises the following steps：
The multichannel radiating circuit of ultrasound emission receiving unit 1 sends the high electric field pulse of excitation ultrasound ripple probe, passes through sound
The electric signal that electric energy conversion receives ultrasonic probe return is echo-signal, by many inside ultrasound emission receiving unit 1
After the receiving circuit of road, controlled to be converted into the echo letter that timesharing all the way is exported after the analog switch of switching by sequential square wave by one
Number；
It is the echo-signal that ultrasound emission receiving unit 1 is produced that echo, which may be programmed amplifying unit 2, is located in real time by FPGA
The real-time control of unit 4 is managed, the waveform amplification of amplifying unit 2 is may be programmed by echo, amplification range is -10~90dB, is produced not
With the waveform of programmable amplification quantity；
100Mhz A/D sampling units 3 may be programmed echo the waveform signal produced by amplifying unit 2, by differential amplification
Afterwards, then by A/D converter analog waveform is changed into the Wave data of data signal.Produced by 100Mhz A/D sampling units 3
The Wave data of data signal be connected to the real-time processing units 4 of FPGA；
The data signal ripple that the real-time processing units 4 of FPGA pass through FPGA softwares, in real time collection 100Mhz A/D sampling units 3
Shape, and the respective memory locations of different passages are sent to, real time discriminating defect controls the such ginseng of amplification quantity of each passage in real time
Number, real-time analyzing and processing data, so as to reach that carrying out flaw detection speed is fast, differentiates the accurate work characteristics of defect；FPGA locates in real time
Reason unit 4 is marked by spraying on a corresponding position by controlling spray mark and surveying the position that long interface unit 7 obtains current defect
To make marks, the real-time processing units 4 of FPGA pass the Wave data of each passage, the defective locations of each passage and other specification
Pass FPGA communication processing units 5；
FPGA communication processing units 5 give the Wave data of each passage, the defective locations of each passage and other specification
To 100M Ethernet interfaces 6；
100M Ethernet interfaces 6 are that the data of FPGA communication processing units 5 are sent to Ethernet by Ethernet interface to hand over
The passage changed planes；
Driven via the driving equipment of the swingle P11, i.e. drive motor P7 the swingle P11 be located at top it
Border, the top of the swingle P11 is combined with the socket, and the inserted sheet P9 is with the jack P8 in the spacer P12 in addition
It is separated, so described drive motor can draw the communication type round body P3 turns and carry out optional needed gradually-reducing shape passage
The gradually-reducing shape passage P20 of P20 angle of supplying gas is communicated with the cover body P15 with inner space, is passing through the swingle
P11 driving equipment, i.e. drive motor P7 come drive the swingle P11 be located at bottom when, the top of the swingle P11
With socket separation, furthermore such that the inserted sheet P9 is combined with the jack P8 in the spacer P12, so described driving
Motor can draw the cover body P15 turns with inner space and then draw the support chip P17 turns, come adjust it is described gradually
Contracting shape passage P20 turn radian.
The present embodiment has the beneficial effect that：
By towards execution emphasis refrigeration in place residing for elevated part is easier to temperature, realizing the high air-flow of temperature
Disperse and finally send out Main Control Tank, rely on Ethernet switch working characteristics, take the present invention structure because gradually-reducing shape is led to
Stable sets up of road P20 every kind of radian also set up such gradually-reducing shape passage P20 for carrying every kind of radian, can reduce as much as possible
In the motion framework of outer portion, and then the uncertain influence during work is prevented, via the optional radian of drive motor
Gradually-reducing shape passage P20 is identical with low temperature nitrogen, and via the drive motor gradually-reducing shape passage P20 outlet to alignment temperature
It is easily local residing for elevated part, so performs cooling to place at this, such framework takes up space small, works and pacifies
Full performance is secure, and can greatly reducing temperature, to be easier temperature local residing for elevated part higher than temperature elsewhere.
Embodiment 2
Multi-channel ultrasonic flaw-inspecting device, including display 111, host computer 110, warning device 112, printer 113, ether
Network switch 109, ultrasonic module 106, ultrasonic module 107, ultrasonic module 108, ultrasonic probe 102, ultrasonic probe 103,
Ultrasonic probe 104, positioning spray mark module 105, outside positioning nameplate spraying device 101, the system are made up of multiple ultrasonic modules, often
Individual ultrasonic module connects 2-64 ultrasonic probe, and each ultrasonic module is connected by Ethernet switch with host computer again, on
Position machine is connected with display, printer, warning device respectively again；Positioning spray mark module is connected with one of ultrasonic probe,
The outside positioning nameplate spraying device of positioning spray mark module connection；
Described ultrasonic module may be programmed amplifying unit 2,100MhHz A/D and sampled by ultrasound emission receiving unit 1, echo
Long interface unit 7,100M Ethernet interfaces 6 are marked and surveyed in the real-time processing unit 4 of unit 3, FPGA, FPGA communication processing units 5, spray
Composition, the connection echo of ultrasound emission receiving unit 1 may be programmed amplifying unit 2, and echo may be programmed amplifying unit connection 100MhHz
A/D sampling units 3, the connection real-time processing units 4 of FPGA of 100MhHz A/D sampling units 3, the real-time processing units 4 of FPGA are connected
FPGA communication processing units 5, spray are marked and survey long interface unit 7, and the real-time processing units 4 of FPGA are also connected with ultrasound emission receiving unit
1st, echo may be programmed amplifying unit 2, and the connection Ethernet of FPGA communication processing units 5 connects 6 mouthfuls.
The quantity of the Ethernet switch is multiple, is arranged in the Main Control Tank in operation room, the master control case and bag
It is flat containing that can turn down circle and be connected in the internal cube-shaped profile with cube space P800 and can be stretched out via gemel connection
The branch that two couple of straight section structure can turn down, all branches that can be turned down are to attached bag P80 containing casing and located at the casing P80
Interior Ethernet switch 109, is provided with low by low temperature nitrogen transmission channel P61 transmission in the bottom of the cube space P800
The equipment P82 of supplying gas of warm nitrogen, the equipment P82 that supplies gas provided with inlet channel P6 comprising coming with the low temperature nitrogen transmission channel
Round that P61 is communicated and the cover body P15 with inner space, the round and the cover body P15 with inner space include via
The bottom that disposable casting pressure technique is constituted is empty for round body P152 and the bulk containers P151, the cover body P15 on top inside
Between be on edge surface in the inner space P150 communicated for same low temperature nitrogen, the bulk containers P151 and along coiling
It can be revolved for same provided with some through passage P4 equidistantly arranged described in the direction on the edge surface in bulk containers P151
Prop up dynamicly in the wreath P31 of the projection of the upper edge of the communication type round body P3 in the edge in the bulk containers P151
The interior conduit P2 between realizes the round surface of the edge in alternatively relative UNICOM, the wreath P31 of the projection with passing through
Provided with some covers for carrying inner space with described in along low temperature nitrogen flow direction into gradually-reducing shape passage P20 support chip P17
The connection sheet P19 provided with flexing passage that body P15 bulk containers P151 top is connected firmly can be combined to turn, described provided with the wrong
The connection sheet P19 in triton road flexing passage to be some with the channel of nitrogen P21 turned round, it is all described with turning round in addition
Each same some gradually-reducing shape passage P20 are communicated and with some through passage P4 phases one by one channel of nitrogen P21
Should, so the low temperature nitrogen can be transferred to the gradually-reducing shape passage via the alternatively relative UNICOM of the conduit P2
P20, the communication type round body P3 disc portion P30, the disc portion in the wreath P31 of projection bottom connection
The P30 interface being provided with where between is used for realizing with the stable bottom located at the cover body P15 with inner space
Center line side of the energy of drive motor P7 in rim-shaped part P152 positioning port along the swingle being fixedly connected with drive motor
Connection, when between the rotations of position of the swingle P11 with the drive motor can be moved to mobile swingle P11 top
The swivel P5 slot of position between can move connection and bottom is used for move with the jack P8 in spacer P12 provided with inserted sheet P9
Dynamic to be coupled, the spacer P12 supports the cover body P15 for carrying inner space via pivoting support P14, if all described
The horizontal walls of dry gradually-reducing shape passage P20 each with the support chip P17 are into differentiated gradually-reducing shape passage P20 angle of supplying gas
Degree, so driving the swingle P11 to be located at top in the driving equipment via the swingle P11, i.e. drive motor P7
When, the top of the swingle P11 is combined with the socket, and the inserted sheet P9 is with the jack in the spacer P12 in addition
P8 is separated, and so described drive motor can draw the communication type round body P3 turns and carry out optional needed gradually-reducing shape passage
The gradually-reducing shape passage P20 of P20 angle of supplying gas is communicated with the cover body P15 with inner space, is passing through the swingle
P11 driving equipment, i.e. drive motor P7 come drive the swingle P11 be located at bottom when, the top of the swingle P11
With socket separation, furthermore such that the inserted sheet P9 is combined with the jack P8 in the spacer P12, so described driving
Motor can draw the cover body P15 turns with inner space and then draw the support chip P17 turns, come adjust it is described gradually
Contracting shape passage P20 turn radian；Here, the winding P16 of the drive motor via can turn the same electric power storage of terminals P 200
Pond is electrically connected；The afterbody of the inlet channel P6 is provided with plenum fan P62, and the airflow direction of the plenum fan P62 is by described
Inlet channel P6 and flow to the cover body P15 for carrying inner space, it is high for high temperature gas flow that Ethernet switch is produced
Effect is sent into the inner space P150 communicated to the same low temperature nitrogen；The iron core P16 of the drive motor is with described with inside
In positioning ports of the cover body P15 in space where between noise elimination layer material P165, the noise elimination layer material are provided between surface
P165 is used for reducing the hum sent when the drive motor work, and the bottom of the inserted sheet P9, which is provided with, to be used for stopping described insert
Piece P9 moves past the first catch P92 of the lowest part of setting down, and the top of first catch, which is provided with, to be used for stopping described
Inserted sheet P9 moves past the second the catch P91, the first catch P91 and the second catch P92 of the highest point of setting upward
The effect stopped with damping is brought to the inserted sheet P9.
The temperature of the low temperature nitrogen is between 5-10 degree.
Thermocouple is provided with the casing P80, for determining the temperature of the respective position of all Ethernet switches, is entered
And the correct angle that the gradually-reducing shape passage P20 must be freezed towards outlet.
Display 111 uses liquid crystal widescreen display, meets ergonomic requirements.
Warning device 112 selects the audio amplifier integrated with display, can simulate the flaw detection of different frequency auditory tone cues, coupling
Alarm, can voice prompt alarm content.
Printer 113 selects laser printer, and the result of detection of every steel pipe can be got at any time.
Host computer 110 selects brand name computer or server, and no card plugging structure reduces fault rate.Host computer external connection keyboard mouse,
Display, printer, can be achieved human-computer dialogue, alarm, the function of testing result printout, software Vcc++ language
Write, operate under WIN98/WIN2000/WINXP operating systems.
Ethernet switch 109 connects multiple ultrasonic module communications, it is ensured that individual module 100Mbit communication speeds.
(10Mbit speed is that video transmission can be achieved) ultrasonic module 106 controls the transmitting of ultrasonic trigger pulse, receiving area
Ultrasound echo signal is managed, is sentenced data after wound identification by Ethernet interface, is sent to Ethernet switch 109, then transmits again
To host computer, extended to 32 (each module can connect 2-64 probe) according to system requirements；
Positioning spray mark module：Controlled by No. 1 ultrasonic module, output spray mark alarm signal receives encoder pulse signal, visited
Head, which plays falling signal, is used for defect location.
Outside positioning nameplate spraying device：Spray gun, external probes play falling signal, the speed feedback pulse signal of motor.These
Long locating module is marked and surveyed to signal by spraying mark and surveying long interface to be sent to spray.
The method of the multi-channel ultrasonic flaw-inspecting device, comprises the following steps：
The multichannel radiating circuit of ultrasound emission receiving unit 1 sends the high electric field pulse of excitation ultrasound ripple probe, passes through sound
The electric signal that electric energy conversion receives ultrasonic probe return is echo-signal, by many inside ultrasound emission receiving unit 1
After the receiving circuit of road, controlled to be converted into the echo letter that timesharing all the way is exported after the analog switch of switching by sequential square wave by one
Number；
It is the echo-signal that ultrasound emission receiving unit 1 is produced that echo, which may be programmed amplifying unit 2, is located in real time by FPGA
The real-time control of unit 4 is managed, the waveform amplification of amplifying unit 2 is may be programmed by echo, amplification range is -10~90dB, is produced not
With the waveform of programmable amplification quantity；
100Mhz A/D sampling units 3 may be programmed echo the waveform signal produced by amplifying unit 2, by differential amplification
Afterwards, then by A/D converter analog waveform is changed into the Wave data of data signal.Produced by 100Mhz A/D sampling units 3
The Wave data of data signal be connected to the real-time processing units 4 of FPGA；
The data signal ripple that the real-time processing units 4 of FPGA pass through FPGA softwares, in real time collection 100Mhz A/D sampling units 3
Shape, and the respective memory locations of different passages are sent to, real time discriminating defect controls the such ginseng of amplification quantity of each passage in real time
Number, real-time analyzing and processing data, so as to reach that carrying out flaw detection speed is fast, differentiates the accurate work characteristics of defect；FPGA locates in real time
Reason unit 4 is marked by spraying on a corresponding position by controlling spray mark and surveying the position that long interface unit 7 obtains current defect
To make marks, the real-time processing units 4 of FPGA pass the Wave data of each passage, the defective locations of each passage and other specification
Pass FPGA communication processing units 5；
FPGA communication processing units 5 give the Wave data of each passage, the defective locations of each passage and other specification
To 100M Ethernet interfaces 6；
100M Ethernet interfaces 6 are that the data of FPGA communication processing units 5 are sent to Ethernet by Ethernet interface to hand over
The passage changed planes；
Driven via the driving equipment of the swingle P11, i.e. drive motor P7 the swingle P11 be located at top it
Border, the top of the swingle P11 is combined with the socket, and the inserted sheet P9 is with the jack P8 in the spacer P12 in addition
It is separated, so described drive motor can draw the communication type round body P3 turns and carry out optional needed gradually-reducing shape passage
The gradually-reducing shape passage P20 of P20 angle of supplying gas is communicated with the cover body P15 with inner space, is passing through the swingle
P11 driving equipment, i.e. drive motor P7 come drive the swingle P11 be located at bottom when, the top of the swingle P11
With socket separation, furthermore such that the inserted sheet P9 is combined with the jack P8 in the spacer P12, so described driving
Motor can draw the cover body P15 turns with inner space and then draw the support chip P17 turns, come adjust it is described gradually
Contracting shape passage P20 turn radian.
The present embodiment has the beneficial effect that：
By towards execution emphasis refrigeration in place residing for elevated part is easier to temperature, realizing the high air-flow of temperature
Disperse and finally send out Main Control Tank, rely on Ethernet switch working characteristics, take the present invention structure because gradually-reducing shape is led to
Stable sets up of road P20 every kind of radian also set up such gradually-reducing shape passage P20 for carrying every kind of radian, can reduce as much as possible
In the motion framework of outer portion, and then the uncertain influence during work is prevented, via the optional radian of drive motor
Gradually-reducing shape passage P20 is identical with low temperature nitrogen, and via the drive motor gradually-reducing shape passage P20 outlet to alignment temperature
It is easily local residing for elevated part, so performs cooling to place at this, such framework takes up space small, works and pacifies
Full performance is secure, and can greatly reducing temperature, to be easier temperature local residing for elevated part higher than temperature elsewhere.
Thermocouple is provided with the casing P80, for determining the temperature of the respective position of all Ethernet switches, and then causes institute
State the correct angle that gradually-reducing shape passage P20 must freeze towards outlet.
Embodiment 3
Multi-channel ultrasonic flaw-inspecting device, multi-channel ultrasonic flaw-inspecting device, including display 111, host computer 110, alarm dress
112, printer 113, Ethernet switch 109, ultrasonic module 106, ultrasonic module 107, ultrasonic module 108, ultrasonic wave is put to visit
First 102, ultrasonic probe 103, ultrasonic probe 104, positioning spray mark module 105, outside positioning nameplate spraying device 101, the system
It is made up of multiple ultrasonic modules, each ultrasonic module connects 2-64 ultrasonic probe, each ultrasonic module passes through Ethernet again
Interchanger is connected with host computer, and host computer is connected with display, printer, warning device respectively again；Positioning spray mark module with
One of ultrasonic probe connection, the outside positioning nameplate spraying device of positioning spray mark module connection；
Described ultrasonic module may be programmed amplifying unit 2,100MhHz A/D and sampled by ultrasound emission receiving unit 1, echo
Long interface unit 7,100M Ethernet interfaces 6 are marked and surveyed in the real-time processing unit 4 of unit 3, FPGA, FPGA communication processing units 5, spray
Composition, the connection echo of ultrasound emission receiving unit 1 may be programmed amplifying unit 2, and echo may be programmed amplifying unit connection 100MhHz
A/D sampling units 3, the connection real-time processing units 4 of FPGA of 100MhHz A/D sampling units 3, the real-time processing units 4 of FPGA are connected
FPGA communication processing units 5, spray are marked and survey long interface unit 7, and the real-time processing units 4 of FPGA are also connected with ultrasound emission receiving unit
1st, echo may be programmed amplifying unit 2, and the connection Ethernet of FPGA communication processing units 5 connects 6 mouthfuls.
The quantity of the Ethernet switch is multiple, is arranged in the Main Control Tank in operation room, the master control case and bag
It is flat containing that can turn down circle and be connected in the internal cube-shaped profile with cube space P800 and can be stretched out via gemel connection
The branch that two couple of straight section structure can turn down, all branches that can be turned down are to attached bag P80 containing casing and located at the casing P80
Interior Ethernet switch 109, is provided with low by low temperature nitrogen transmission channel P61 transmission in the bottom of the cube space P800
The equipment P82 of supplying gas of warm nitrogen, the equipment P82 that supplies gas provided with inlet channel P6 comprising coming with the low temperature nitrogen transmission channel
Round that P61 is communicated and the cover body P15 with inner space, the round and the cover body P15 with inner space include via
The bottom that disposable casting pressure technique is constituted is empty for round body P152 and the bulk containers P151, the cover body P15 on top inside
Between be on edge surface in the inner space P150 communicated for same low temperature nitrogen, the bulk containers P151 and along coiling
It can be revolved for same provided with some through passage P4 equidistantly arranged described in the direction on the edge surface in bulk containers P151
Prop up dynamicly in the wreath P31 of the projection of the upper edge of the communication type round body P3 in the edge in the bulk containers P151
The interior conduit P2 between realizes the round surface of the edge in alternatively relative UNICOM, the wreath P31 of the projection with passing through
Provided with some covers for carrying inner space with described in along low temperature nitrogen flow direction into gradually-reducing shape passage P20 support chip P17
The connection sheet P19 provided with flexing passage that body P15 bulk containers P151 top is connected firmly can be combined to turn, described provided with the wrong
The connection sheet P19 in triton road flexing passage to be some with the channel of nitrogen P21 turned round, it is all described with turning round in addition
Each same some gradually-reducing shape passage P20 are communicated and with some through passage P4 phases one by one channel of nitrogen P21
Should, so the low temperature nitrogen can be transferred to the gradually-reducing shape passage via the alternatively relative UNICOM of the conduit P2
P20, the communication type round body P3 disc portion P30, the disc portion in the wreath P31 of projection bottom connection
The P30 interface being provided with where between is used for realizing with the stable bottom located at the cover body P15 with inner space
Center line side of the energy of drive motor P7 in rim-shaped part P152 positioning port along the swingle being fixedly connected with drive motor
Connection, when between the rotations of position of the swingle P11 with the drive motor can be moved to mobile swingle P11 top
The swivel P5 slot of position between can move connection and bottom is used for move with the jack P8 in spacer P12 provided with inserted sheet P9
Dynamic to be coupled, the spacer P12 supports the cover body P15 for carrying inner space via pivoting support P14, if all described
The horizontal walls of dry gradually-reducing shape passage P20 each with the support chip P17 are into differentiated gradually-reducing shape passage P20 angle of supplying gas
Degree, so driving the swingle P11 to be located at top in the driving equipment via the swingle P11, i.e. drive motor P7
When, the top of the swingle P11 is combined with the socket, and the inserted sheet P9 is with the jack in the spacer P12 in addition
P8 is separated, and so described drive motor can draw the communication type round body P3 turns and carry out optional needed gradually-reducing shape passage
The gradually-reducing shape passage P20 of P20 angle of supplying gas is communicated with the cover body P15 with inner space, is passing through the swingle
P11 driving equipment, i.e. drive motor P7 come drive the swingle P11 be located at bottom when, the top of the swingle P11
With socket separation, furthermore such that the inserted sheet P9 is combined with the jack P8 in the spacer P12, so described driving
Motor can draw the cover body P15 turns with inner space and then draw the support chip P17 turns, come adjust it is described gradually
Contracting shape passage P20 turn radian；Here, the winding P16 of the drive motor via can turn the same electric power storage of terminals P 200
Pond is electrically connected；The afterbody of the inlet channel P6 is provided with plenum fan P62, and the airflow direction of the plenum fan P62 is by described
Inlet channel P6 and flow to the cover body P15 for carrying inner space, it is high for high temperature gas flow that Ethernet switch is produced
Effect is sent into the inner space P150 communicated to the same low temperature nitrogen；The iron core P16 of the drive motor is with described with inside
In positioning ports of the cover body P15 in space where between noise elimination layer material P165, the noise elimination layer material are provided between surface
P165 is used for reducing the hum sent when the drive motor work, and the bottom of the inserted sheet P9, which is provided with, to be used for stopping described insert
Piece P9 moves past the first catch P92 of the lowest part of setting down, and the top of first catch, which is provided with, to be used for stopping described
Inserted sheet P9 moves past the second the catch P91, the first catch P91 and the second catch P92 of the highest point of setting upward
The effect stopped with damping is brought to the inserted sheet P9.
The temperature of the low temperature nitrogen is between 5-10 degree.
Thermocouple is provided with the casing P80, for determining the temperature of the respective position of all Ethernet switches, is entered
And the correct angle that the gradually-reducing shape passage P20 must be freezed towards outlet.
The spacer P12 is also connected with the lift P10.
The spacer P12 also is provided with fastener P13 and comes controllable that the cover body P15 with inner space is same described
Withhold to relative turn between spacer P12.
The described two pairs branches that can be turned down stretch out a pair of energy of the position at two for straight segment structure via gemel connection
The Divisional of turnover install can open conjunction bayonet device P801 be used for being connected in turnover circle it is internal with cube space P800
Realized when outside cube-shaped and open box-like buckle function.
Display 111 uses liquid crystal widescreen display, meets ergonomic requirements.
Warning device 112 selects the audio amplifier integrated with display, can simulate the flaw detection of different frequency auditory tone cues, coupling
Alarm, can voice prompt alarm content.
Printer 113 selects laser printer, and the result of detection of every steel pipe can be got at any time.
Host computer 110 selects brand name computer or server, and no card plugging structure reduces fault rate.Host computer external connection keyboard mouse,
Display, printer, can be achieved human-computer dialogue, alarm, the function of testing result printout, software Vcc++ language
Write, operate under WIN98/WIN2000/WINXP operating systems.
Ethernet switch 109 connects multiple ultrasonic module communications, it is ensured that individual module 100Mbit communication speeds.
(10Mbit speed is that video transmission can be achieved) ultrasonic module 106 controls the transmitting of ultrasonic trigger pulse, receiving area
Ultrasound echo signal is managed, is sentenced data after wound identification by Ethernet interface, is sent to Ethernet switch 109, then transmits again
To host computer, extended to 32 (each module can connect 2-64 probe) according to system requirements；
Positioning spray mark module：Controlled by No. 1 ultrasonic module, output spray mark alarm signal receives encoder pulse signal, visited
Head, which plays falling signal, is used for defect location.
Outside positioning nameplate spraying device：Spray gun, external probes play falling signal, the speed feedback pulse signal of motor.These
Long locating module is marked and surveyed to signal by spraying mark and surveying long interface to be sent to spray.
The method of the multi-channel ultrasonic flaw-inspecting device, comprises the following steps：
The multichannel radiating circuit of ultrasound emission receiving unit 1 sends the high electric field pulse of excitation ultrasound ripple probe, passes through sound
The electric signal that electric energy conversion receives ultrasonic probe return is echo-signal, by many inside ultrasound emission receiving unit 1
After the receiving circuit of road, controlled to be converted into the echo letter that timesharing all the way is exported after the analog switch of switching by sequential square wave by one
Number；
It is the echo-signal that ultrasound emission receiving unit 1 is produced that echo, which may be programmed amplifying unit 2, is located in real time by FPGA
The real-time control of unit 4 is managed, the waveform amplification of amplifying unit 2 is may be programmed by echo, amplification range is -10~90dB, is produced not
With the waveform of programmable amplification quantity；
100Mhz A/D sampling units 3 may be programmed echo the waveform signal produced by amplifying unit 2, by differential amplification
Afterwards, then by A/D converter analog waveform is changed into the Wave data of data signal.Produced by 100Mhz A/D sampling units 3
The Wave data of data signal be connected to the real-time processing units 4 of FPGA；
The data signal ripple that the real-time processing units 4 of FPGA pass through FPGA softwares, in real time collection 100Mhz A/D sampling units 3
Shape, and the respective memory locations of different passages are sent to, real time discriminating defect controls the such ginseng of amplification quantity of each passage in real time
Number, real-time analyzing and processing data, so as to reach that carrying out flaw detection speed is fast, differentiates the accurate work characteristics of defect；FPGA locates in real time
Reason unit 4 is marked by spraying on a corresponding position by controlling spray mark and surveying the position that long interface unit 7 obtains current defect
To make marks, the real-time processing units 4 of FPGA pass the Wave data of each passage, the defective locations of each passage and other specification
Pass FPGA communication processing units 5；
FPGA communication processing units 5 give the Wave data of each passage, the defective locations of each passage and other specification
To 100M Ethernet interfaces 6；
100M Ethernet interfaces 6 are that the data of FPGA communication processing units 5 are sent to Ethernet by Ethernet interface to hand over
The passage changed planes；
Driven via the driving equipment of the swingle P11, i.e. drive motor P7 the swingle P11 be located at top it
Border, the top of the swingle P11 is combined with the socket, and the inserted sheet P9 is with the jack P8 in the spacer P12 in addition
It is separated, so described drive motor can draw the communication type round body P3 turns and carry out optional needed gradually-reducing shape passage
The gradually-reducing shape passage P20 of P20 angle of supplying gas is communicated with the cover body P15 with inner space, is passing through the swingle
P11 driving equipment, i.e. drive motor P7 come drive the swingle P11 be located at bottom when, the top of the swingle P11
With socket separation, furthermore such that the inserted sheet P9 is combined with the jack P8 in the spacer P12, so described driving
Motor can draw the cover body P15 turns with inner space and then draw the support chip P17 turns, come adjust it is described gradually
Contracting shape passage P20 turn radian.
Beneficial effects of the present invention are：
By towards execution emphasis refrigeration in place residing for elevated part is easier to temperature, realizing the high air-flow of temperature
Disperse and finally send out Main Control Tank, rely on Ethernet switch working characteristics, take the present invention structure because gradually-reducing shape is led to
Stable sets up of road P20 every kind of radian also set up such gradually-reducing shape passage P20 for carrying every kind of radian, can reduce as much as possible
In the motion framework of outer portion, and then the uncertain influence during work is prevented, via the optional radian of drive motor
Gradually-reducing shape passage P20 is identical with low temperature nitrogen, and via the drive motor gradually-reducing shape passage P20 outlet to alignment temperature
It is easily local residing for elevated part, so performs cooling to place at this, such framework takes up space small, works and pacifies
Full performance is secure, and can greatly reducing temperature, to be easier temperature local residing for elevated part higher than temperature elsewhere.
The present invention is described in the way of brief description of the drawings above, it will be understood by those of skill in the art that the disclosure
Embodiments described above is not limited to, in the case of without departing from the scope of the present invention, can make a variety of changes, change and replace
Change.
Claims (7)
1. a kind of multi-channel ultrasonic flaw-inspecting device, it is characterised in that including multiple ultrasonic modules, each ultrasonic module connects 2-64
Individual ultrasonic probe, each ultrasonic module is connected by Ethernet switch with host computer again；
The quantity of the Ethernet switch is multiple, is arranged in the Main Control Tank in operation room, and the Main Control Tank is included can
The internal cube-shaped profile with cube space is connected in turnover circle and can be stretched out via gemel connection as straight segment structure
The branch that can turn down of two couples, all branch that can be turned down is to attached bag containing casing and the Ethernet exchanging in the casing
Machine, the equipment of supplying gas that low temperature nitrogen is transmitted by low temperature nitrogen transmission channel is provided with the bottom in the cube space, described to send
The round that gas equipment includes provided with inlet channel to communicate with the low temperature nitrogen transmission channel and the cover body with inner space,
It is round body and top that the round and cover body with inner space, which include pressing the bottom that technique is constituted via disposable casting,
Bulk containers, the inner space of the cover body is the inner space communicated for same low temperature nitrogen, the side in the bulk containers
What is equidistantly arranged on portion surface and along being provided with described in the direction on the edge surface in coiling bulk containers is some through logical
Road is used for propping up in the circle of the projection of the upper edge of the communication type round body in the edge in the bulk containers with energy turn
Conduit in shape thing between realizes that the round surface of the edge in alternatively relative UNICOM, the wreath of the projection is set with passing through
There are some tubbiness with the cover body with inner space along low temperature nitrogen flow direction into the support chip of gradually-reducing shape passage
Combine to the connection sheet energy turn provided with flexing passage that the top of container is connected firmly, the connection sheet provided with flexing passage bend
Triton road is some channel of nitrogen with turn, if all described each same described with the channel of nitrogen turned round in addition
Dry gradually-reducing shape passage is communicated and corresponding one by one with some through passages, so can be via the alternatively relative of the conduit
UNICOM the low temperature nitrogen to be transferred to the gradually-reducing shape passage, and the communication type round body is in the wreath of the projection
Bottom connection disc portion, and the interface being provided with where between of the disc portion is used for realizing with stabilization located at described with interior
The rotation that the energy edge of drive motor in the positioning port of the rim-shaped part of the bottom of the cover body in portion space is fixedly connected with drive motor
The top of the swingle of the centerline direction movement of bull stick can move connection, and the swingle is with the drive motor between
The slot of position between of the rotary body of position can move connection and bottom is used for move with the jack in spacer provided with inserted sheet
Dynamic to be coupled, the spacer supports the cover body for carrying inner space, all some gradually-reducing shapes via pivoting support
Passage each with the support chip horizontal wall into differentiated gradually-reducing shape passage angle of supplying gas, the drive motor
Winding carrys out same storage battery via the terminal of energy turn and connected；The afterbody of the inlet channel is provided with plenum fan, and this is described to supply gas
The airflow direction of fan flows to the cover body for carrying inner space by the inlet channel；The iron core of the drive motor is same
In positioning port of the cover body with inner space where between noise elimination layer material, the bottom of the inserted sheet are provided between surface
Portion is provided with to be set for stopping that the inserted sheet is moved past down at the top of the first catch of the lowest part of setting, first catch
Have for stopping that the inserted sheet moves past the second catch of the highest point of setting upward.
2. multi-channel ultrasonic flaw-inspecting device according to claim 1, it is characterised in that the temperature of the low temperature nitrogen is in 5-
Between 10 degree.
3. multi-channel ultrasonic flaw-inspecting device according to claim 1, it is characterised in that thermocouple is provided with the casing,
For determining the temperature of the respective position of all Ethernet switches.
4. multi-channel ultrasonic flaw-inspecting device according to claim 1, it is characterised in that the spacer also rises and falls with described
Mechanism is connected.
5. multi-channel ultrasonic flaw-inspecting device according to claim 4, it is characterised in that the spacer also is provided with fastener
It is controllable that the cover body with inner space is withheld with the relative turn between the spacer.
6. multi-channel ultrasonic flaw-inspecting device according to claim 4, it is characterised in that the described two pairs branches that can be turned down pass through
The Divisional that can be turned down for a pair that the position at two for straight segment structure is stretched out by gemel connection installs and can open the buckle of conjunction
Equipment be used for turnover circle be connected in it is internal with cube space it is cube-shaped it is outer when realize and open box-like buckle function.
7. the method for multi-channel ultrasonic flaw-inspecting device according to claim 1, it is characterised in that comprise the following steps：
The multichannel radiating circuit of ultrasound emission receiving unit sends the high electric field pulse of excitation ultrasound ripple probe, passes through acoustic-electric energy
The electric signal that conversion receives ultrasonic probe return is echo-signal, by the multipath reception electricity inside ultrasound emission receiving unit
Lu Hou, is controlled to be converted into the echo-signal that timesharing all the way is exported after the analog switch of switching by one by sequential square wave；
It is the echo-signal that ultrasound emission receiving unit is produced that echo, which may be programmed amplifying unit, passes through the real-time processing units of FPGA
Real-time control, may be programmed amplifying unit waveform amplification by echo, amplification range is -10~90dB, produce different programmable
The waveform of amplification quantity；
100Mhz A/D sampling units may be programmed echo the waveform signal produced by amplifying unit, after differential amplification, then
Analog waveform is changed into by A/D converter the Wave data of data signal.Numeral produced by 100Mhz A/D sampling units
The Wave data of signal is connected to the real-time processing units of FPGA；
The real-time processing units of FPGA gather the digital signal waveform of 100Mhz A/D sampling units in real time by FPGA softwares, and
The respective memory locations of different passages are sent to, real time discriminating defect controls parameter as the amplification quantity of each passage in real time, it is real
When analyzing and processing data；The position that long interface unit obtains current defect is marked and surveyed to the real-time processing units of FPGA by controlling spray,
And made marks on a corresponding position by spraying mark, FPGA real-time processing units are the Wave data of each passage, each leads to
The defective locations and other specification in road pass to FPGA communication processing units；
The Wave data of each passage, the defective locations of each passage and other specification are sent to 100M by FPGA communication processing units
Ethernet interface；
100M Ethernet interfaces are that the data of FPGA communication processing units are sent to Ethernet switch by Ethernet interface
Passage；
Driven via the driving equipment of the swingle, i.e. drive motor the swingle be located at top when, the rotation
The top of bar is combined with the socket, and the inserted sheet is separated with the jack in the spacer in addition, so described driving horse
It is same up to the gradually-reducing shape passage that can draw the angle of supplying gas that the communication type round body turn carrys out optional needed gradually-reducing shape passage
The cover body with inner space is communicated, and the rotation is driven in the driving equipment by the swingle, i.e. drive motor
When bull stick is located at bottom, the top of the swingle is separated with the socket, furthermore such that the inserted sheet is with the spacer
Interior jack is combined, and so described drive motor can draw the cover body turn with inner space and then draw the branch
Blade turn, to adjust the turn radian of the gradually-reducing shape passage.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108918687A (en) * | 2018-05-18 | 2018-11-30 | 北京科安特无损检测公司 | The test method of A type pulse reflection digital ultrasound detection system horizontal linearity |
| CN109655527A (en) * | 2019-01-31 | 2019-04-19 | 武汉大学 | A kind of integrated form ultrasound detection mechanism |
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| CN108918687A (en) * | 2018-05-18 | 2018-11-30 | 北京科安特无损检测公司 | The test method of A type pulse reflection digital ultrasound detection system horizontal linearity |
| CN109655527A (en) * | 2019-01-31 | 2019-04-19 | 武汉大学 | A kind of integrated form ultrasound detection mechanism |
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Application publication date: 20170714 |