CN205484200U - Detection device - Google Patents
Detection device Download PDFInfo
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- CN205484200U CN205484200U CN201520864650.0U CN201520864650U CN205484200U CN 205484200 U CN205484200 U CN 205484200U CN 201520864650 U CN201520864650 U CN 201520864650U CN 205484200 U CN205484200 U CN 205484200U
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- mobile platform
- detection device
- dimensional mobile
- ultrasound wave
- wave receiving
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Abstract
The utility model discloses a detection device installs on three -dimensional moving platform, and detection device includes the ultrasonic emission probe, and ultrasonic wave receiving probe is with ultrasonic emission probe connection's launch angle dish and the acceptance angle scale of being connected with ultrasonic wave receiving probe, ultrasonic emission probe and ultrasonic wave receiving probe are connected with three -dimensional moving platform through launch angle dish and acceptance angle scale respectively. The utility model discloses an advantage and beneficial effect lie in: have the high characteristics that directly reflect welding quality of sensitivity, it is harmless to the field operation personnel, need not the protection, need not to use the couplant coupling, avoided the influence to being inspected appearance, be favorable to realizing automatic and real -time comprehensive detection.
Description
Technical field
This utility model relates to ultrasound examination field, detects device particularly to one.
Background technology
It is that new energy resource power battery encapsulates groups of key link that battery electrode connection in series-parallel connects, and it must be used for ensureing system
Required voltage and current and power output；Current driving force battery connecting mode mainly has thread connection and welding two kinds；
Although thread connection is due to its design and technique is simple, it is convenient to change, and it is little and apply relatively wide to produce equipment investment,
But because its electrode contact does not forms composite bed, during being electrified for a long time use, between contact surface, easily form oxidation or corrosion
Layer, causes connecting impedance and increases, make system effectiveness reduce, the raw potential safety hazard of concurrent delivery in hot weather；Additionally, due to thread connection easily by outward
Power affects and changes, if designing unreasonable, easily makes contact impedance change with external force impact, and this is to battery quality control
And the hidden danger that uses of seat belts.
It is multiple that electrokinetic cell connecting mode is welded with laser welding, ultrasonic bonding, resistance welding, HFI welding etc.
Mode, owing to welding can form composite bed connecting between metal, thus it couples the performance such as impedance, resistance to oxidation corrosion and is superior to general
Logical threaded connection mode, and will not be affected by external force, security performance is high, has ready conditions the most at present and the producer of scale uses mostly
Welding, and its application the most progressively expands, wherein increasingly extensive with the application of laser welding automaticity height；
The reliability of Laser Welding Quality is mainly ensured by composite bed, and composite bed welding quality cannot by naked eyes or
Video image analysis directly judges, the welding quality of this composite bed directly affects the contact resistance of electrode, such as loose contact not
Only battery does not reaches required output voltage electric current and power index, and because long-term overheat work easily causes burning to pacify
Full accident；
Therefore, the welding detection method that current factory commonly uses is mechanical force detection, and mechanical force detection is mainly manually entered
The modes such as row draws, sled detect welding quality, are typically only applicable to sampling observation, and there is certain destructiveness.Mechanical force detects not
Only need substantial amounts of manually, add quality testing and obtain cost, it is impossible to realize automatization, and there is risk and the detection of missing inspection
The accidental injury brought.
Utility model content
In order to solve the problems referred to above, this utility model provides one detection device.The technical program solves techniques below and asks
Topic,
1. use ultrasound probe excitation ultrasound ripple to detect a flaw, highly sensitive direct reflection welding quality, compares CT pair
Operating environment requires low harmless to site operation personnel, it is not necessary to protection；
2. use contactless ultrasonic excitation and receiving method, it is to avoid by the ultrasonic excitation of couplant coupling with connect
Affected produced by tested sample by mode, easily realize the complete detection that automatization is real-time.
A kind of detection device in this utility model, is arranged in three-dimensional mobile platform, is used for detecting electrokinetic cell module
Electrode, described detection device includes that ultrasonic emitting is popped one's head in, ultrasound wave receiving transducer, with described ultrasonic emitting probe be connected
Angle of departure scale, and the acceptance angle scale being connected with described ultrasound wave receiving transducer；Described angle of departure scale and described reception
Angle scale is separately fixed in described three-dimensional mobile platform；Described ultrasonic emitting is popped one's head in by described angle of departure scale with described
Three-dimensional mobile platform connects, and described ultrasound wave receiving transducer is connected with described three-dimensional mobile platform by described acceptance angle scale；
Described electrokinetic cell module is positioned at the lower section of described three-dimensional mobile platform；Described electrokinetic cell module at least has an electrode.
In such scheme, described three-dimensional mobile platform has moving slide block, described angle of departure scale and described receiving angle
Dish is separately fixed on described moving slide block；Described ultrasonic emitting probe and described ultrasound wave receiving transducer are respectively facing institute
State the lower section of three-dimensional mobile platform.
In such scheme, described detection device also includes conveyer belt, and one end of described conveyer belt is towards described three-dimensional mobile
Platform；Described electrokinetic cell module is placed on described conveyer belt, is sent to described three-dimensional mobile platform through described conveyer belt
Lower section.
In such scheme, described detection device also include control processor, described control processor respectively with described three-dimensional
Mobile platform, described ultrasonic emitting probe and described ultrasound wave receiving transducer connect.
In such scheme, described ultrasonic emitting probe has transmission piezoelectric material, and described ultrasound wave receiving transducer has
Receiving piezoelectric, described control processor includes control module, emitter, amplifier and digital signal processing module；Described control
Module is connected with described three-dimensional mobile platform, described amplifier respectively with described reception piezoelectric and described digital signal processing module
Connecting, described emitter is connected with described transmission piezoelectric material.
In such scheme, described control processor also includes that display, described display are connected with described digital signal processing module.
Advantage of the present utility model and having the beneficial effects that: this utility model provides one detection device, has sensitivity
High and directly reflect the feature of welding quality, compare CT and operating environment is required low harmless to site operation personnel, it is not necessary to protection；
Without using couplant to couple, it is to avoid the impact on tested sample, it is advantageously implemented automatization and real-time complete detection.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of structural representation detecting device of this utility model；
Fig. 2 is three-dimensional mobile platform, ultrasound wave receiving transducer and control processor in this utility model one detection device
Annexation schematic block diagram；
Fig. 3 is a kind of using method flow chart detecting device of this utility model；
Fig. 4 is for utilizing this utility model one detection device to shown by first underproof electrokinetic cell module of detection
The image of the electrode assessment curve of output；
Fig. 5 is for utilizing this utility model one detection device to shown by second underproof electrokinetic cell module of detection
The image of the electrode assessment curve of output；
Fig. 6 is for utilizing this utility model one detection device to shown by the 3rd underproof electrokinetic cell module of detection
The image of the electrode assessment curve of output.
In figure: 1, electrokinetic cell module 2, ultrasonic emitting probe 3, ultrasound wave receiving transducer
4, angle of departure scale 5, acceptance angle scale 6, three-dimensional mobile platform
7, processor 8, moving slide block 11, electrode are controlled
21, transmission piezoelectric material 31, reception piezoelectric 71, control module
72, amplifier 73, digital signal processing module 74, display
75, emitter
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is further described.Hereinafter implement
Example is only used for clearly illustrating the technical solution of the utility model, and can not limit protection model of the present utility model with this
Enclose.
As depicted in figs. 1 and 2, this utility model is a kind of detection device, is arranged in three-dimensional mobile platform 6, is used for examining
Surveying the electrode 11 of electrokinetic cell module 1, detection device includes ultrasonic emitting probe 2, and ultrasound wave receiving transducer 3, with ultrasound wave
The angle of departure scale 4 that transmitting probe 2 connects, and the acceptance angle scale 5 being connected with ultrasound wave receiving transducer 3；Angle of departure scale 4 He
Acceptance angle scale 5 is separately fixed in three-dimensional mobile platform 6；Ultrasonic emitting probe 2 is moved with three-dimensional by angle of departure scale 4
Platform 6 connects, and ultrasound wave receiving transducer 3 is connected with three-dimensional mobile platform 6 by acceptance angle scale 5；Electrokinetic cell module 1 is positioned at
The lower section of three-dimensional mobile platform 6；Electrokinetic cell module 1 at least has an electrode 11.
The operation principle of technique scheme is: ultrasonic emitting probe 2 and ultrasound wave receiving transducer 3 are respectively by launching
Angle scale 4 and acceptance angle scale 5 are fixed on lathe；Ultrasonic emitting probe 2 is launched super to the electrode 11 of electrokinetic cell module 1
Sound wave, ultrasound wave reaches ultrasound wave receiving transducer 3 through being reflected back of electrode 11.
Preferably, three-dimensional mobile platform 6 has moving slide block 8, angle of departure scale 4 and acceptance angle scale 5 and is separately fixed at
On moving slide block 8；Ultrasonic emitting probe 2 and ultrasound wave receiving transducer 3 are respectively facing the lower section of three-dimensional mobile platform 6.
Further, detection device also includes conveyer belt (not shown), one end court of conveyer belt (not shown)
To three-dimensional mobile platform 6；Electrokinetic cell module 1 is placed in conveyer belt (not shown), communicated band (not shown)
It is sent to the lower section of three-dimensional mobile platform 6.
Further, detection device also includes controlling processor 7, control processor 7 respectively with three-dimensional mobile platform 6, super
Acoustic emission probe 2 and ultrasound wave receiving transducer 3 connect.
Further, ultrasonic emitting probe 2 has transmission piezoelectric material 21 for launching ultrasound wave, and ultrasound wave receives to be visited
3 have reception piezoelectric 31 for receiving ultrasound wave, control processor 7 and include control module 71, emitter 75, amplifier
72 and digital signal processing module 73；Control module 71 is connected with three-dimensional mobile platform 6, amplifier 72 respectively with receive piezoelectric
31 and digital signal processing module 73 connect；Controlling processor 7 and also include display 74, display 74 is with digital signal processing module 73 even
Connecing, emitter 75 is connected with transmission piezoelectric material 21；Wherein, piezoelectric 31 is received for being connect by ultrasound wave receiving transducer 3
The ultrasound wave received is converted to ultrasonic electrical signal, and ultrasonic electrical signal the most amplified formation ultrasound wave amplifies signal, and ultrasound wave is put
Big signal is analyzed by digital signal processing module 73 again, analysis result is shown by display 74.
As it is shown on figure 3, the using method of the detection device in technique scheme comprises the following steps:
Electrokinetic cell module 1 to be detected is placed in conveyer belt (not shown) by step S1., and by conveyer belt
(not shown) is sent to the lower section of three-dimensional mobile platform 6, and wherein, the electrode 11 of electrokinetic cell module 1 is upward；
Step S2. utilizes detection device to detect the electrode 11 of electrokinetic cell module 1, comprises the following steps,
Step S21. operation control module 71 makes three-dimensional mobile platform 6 drive ultrasonic emitting probe 2 and ultrasound wave to receive
Probe 3 moves on three dimensions, makes ultrasonic emitting probe 2 and ultrasound wave receiving transducer 3 be positioned at the upper of electrokinetic cell module 1
Side；Operation angle of departure scale 4 and acceptance angle scale 5 make ultrasonic emitting probe 2 and ultrasound wave receiving transducer 3 rotate respectively, make
Ultrasonic emitting probe 2 and one of them electrode 11 of the corresponding electrokinetic cell module 1 of ultrasound wave receiving transducer 3；
Step S22. operation emitter 75 makes ultrasonic emitting probe 2 launch ultrasound wave by transmission piezoelectric material 21；Super
The ultrasound wave of acoustic emission probe 2 transmitting is reflected back through electrode 11 and reaches ultrasound wave receiving transducer 3；
Step S23. adjusts angle of departure scale and acceptance angle scale respectively, make ultrasonic emitting probe 2 sent ultrasonic
Ripple, through the bounce-back of electrode 11, accurately recoils to ultrasound wave receiving transducer 3；
The ultrasound wave received is obtained ultrasound wave electricity by receiving piezoelectric 31 by step S24. ultrasound wave receiving transducer 3
Signal also sends to amplifier 72, and amplifier 72 forms ultrasound wave after being amplified by ultrasonic electrical signal and amplifies signal and be sent to
Digital signal processing module 73, ultrasound wave is amplified signal and is analyzed by digital signal processing module 73, to obtain after electrode 11 reflects
The power of ultrasound wave；
Step S25. digital signal processing module 73 continues to calculate the power of ultrasound wave, it is thus achieved that the electrode assessment of electrode 11
Coefficient；
Step S3. judges that the electrode 11 of electrokinetic cell module 1 detects complete the most completely；
If the electrode 11 of step S31. electrokinetic cell module 1 detects complete completely, then enter into step S4；
If the electrode 11 of step S32. electrokinetic cell module 1 detects complete the most completely, then return to step S2, to electrokinetic cell
Other electrodes not detected 11 of module 1 detect；
Step S4. electrode metewand is put down along with ultrasonic emitting probe 2, ultrasound wave receiving transducer 3 and three-dimensional movement
The movement of platform 6 and change；When each electrode 11 of electrokinetic cell module 1 is examined by ultrasonic emitting probe 2 and ultrasound wave receiving transducer 3
When surveying complete, digital signal processing module 73 will be drawn out with electrode metewand as the longitudinal axis, the electrode assessment song with the time as transverse axis
Line；Wherein, electrode assessment curve has some number peaks, and the numerical value of the longitudinal axis corresponding to each several peaks is respectively the electricity of each electrode 11
Pole metewand；
Step S5. digital signal processing module 73 is provided with threshold range, it is judged that whether the electrode metewand of each electrode 11 exists
In threshold range；
If each several peaks on step S6. electrode assessment curve are all in threshold range, then the electrode being considered as each electrode 11 is commented
Estimate coefficient all in threshold range, and then judge that electrokinetic cell module 1 is as qualified；
If at least a number peak not in threshold range, is then considered as at each electrode 11 on step S7. electrode assessment curve
In, at least the electrode metewand of an electrode 11 is not in threshold range, and then judges that electrokinetic cell module 1 is not as conforming to
Lattice.
Preferably, in step s 24, the power of the ultrasound wave that digital signal processing module 73 sends with ultrasonic emitting probe 2
For sampled power, the power of the ultrasound wave being sent to ultrasound wave receiving transducer 3 after electrode 11 reflects is normalized calculating,
The normalized power obtained is electrode metewand.
Further, in step s 4, electrode assessment curve negotiating display 74 shows；In step s 5, threshold range
To show in conjunction with electrode assessment curve negotiating display 74.
Further, by observing the electrode assessment curve shown on display 74, it is judged that in electrokinetic cell module 1
Underproof electrode 11, and then process that underproof electrode 11 is keeped in repair or does over again.
Concrete, by utilizing technique scheme respectively three underproof electrokinetic cell modules to be detected, its
In, set threshold range as 0.5-0.9；Concrete testing result is as follows:
1, utilize technique scheme that first electrokinetic cell module 1 is detected, four electrodes 11 of electrokinetic cell module 1
Electrode metewand respectively corresponding diagram 4 in several peaks of four electrodes assessment curves；It is found to have two number peaks at threshold range
In, there are two to exceed threshold range, are then judged as defective；
2, utilize technique scheme that second electrokinetic cell module 1 is detected, four electrodes 11 of electrokinetic cell module 1
Electrode metewand respectively corresponding diagram 5 in several peaks of four electrodes assessment curves；It is found to have two number peaks at threshold range
In, there are two to exceed threshold range, are then judged as defective；
3, utilize technique scheme that the 3rd electrokinetic cell module 1 is detected, three electrodes 11 of electrokinetic cell module 1
Electrode metewand respectively corresponding diagram 6 in several peaks of three electrodes assessment curves；It is found to have two number peaks at threshold range
In, there is one to exceed threshold range, be then judged as defective.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (6)
1. a detection device, is arranged in three-dimensional mobile platform, and for detecting the electrode of electrokinetic cell module, its feature exists
In, described detection device includes that ultrasonic emitting is popped one's head in, ultrasound wave receiving transducer, with sending out that described ultrasonic emitting probe is connected
Firing angle scale, and the acceptance angle scale being connected with described ultrasound wave receiving transducer；Described angle of departure scale and described receiving angle
Dish is separately fixed in described three-dimensional mobile platform；Described ultrasonic emitting probe is by described angle of departure scale and described three-dimensional
Mobile platform connects, and described ultrasound wave receiving transducer is connected with described three-dimensional mobile platform by described acceptance angle scale；Described
Electrokinetic cell module is positioned at the lower section of described three-dimensional mobile platform；Described electrokinetic cell module at least has an electrode.
A kind of detection device the most according to claim 1, it is characterised in that it is sliding that described three-dimensional mobile platform has motion
Block, described angle of departure scale and described acceptance angle scale are separately fixed on described moving slide block；Described ultrasonic emitting is popped one's head in
With the lower section that described ultrasound wave receiving transducer is respectively facing described three-dimensional mobile platform.
A kind of detection device the most according to claim 2, it is characterised in that described detection device also includes conveyer belt, institute
State one end of conveyer belt towards described three-dimensional mobile platform；Described electrokinetic cell module is placed on described conveyer belt, through described
Conveyer belt is sent to the lower section of described three-dimensional mobile platform.
A kind of detection device the most according to claim 3, it is characterised in that described detection device also includes that control processes
Device, described control processor receives visit with described three-dimensional mobile platform, described ultrasonic emitting probe and described ultrasound wave respectively
Head connects.
A kind of detection device the most according to claim 4, it is characterised in that described ultrasonic emitting probe has transmitting pressure
Electric material, described ultrasound wave receiving transducer has reception piezoelectric, described control processor include control module, emitter,
Amplifier and digital signal processing module；Described control module is connected with described three-dimensional mobile platform, and described amplifier is respectively with described
Receiving piezoelectric and described digital signal processing module connects, described emitter is connected with described transmission piezoelectric material.
A kind of detection device the most according to claim 5, it is characterised in that described control processor also includes display,
Described display is connected with described digital signal processing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520864650.0U CN205484200U (en) | 2015-11-02 | 2015-11-02 | Detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520864650.0U CN205484200U (en) | 2015-11-02 | 2015-11-02 | Detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205484200U true CN205484200U (en) | 2016-08-17 |
Family
ID=56660039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520864650.0U Withdrawn - After Issue CN205484200U (en) | 2015-11-02 | 2015-11-02 | Detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205484200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372328A (en) * | 2015-11-02 | 2016-03-02 | 侬泰轲（上海）检测科技有限责任公司 | Detection device and method |
-
2015
- 2015-11-02 CN CN201520864650.0U patent/CN205484200U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372328A (en) * | 2015-11-02 | 2016-03-02 | 侬泰轲（上海）检测科技有限责任公司 | Detection device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170920 Address after: Bridge Road Kunshan city Jiangsu province 215332 town Xu room 341 No. 2 Patentee after: Lennon Tai Ke (Kunshan) Detection Technology Co. Ltd. Address before: 200433 room 323, No. 301-2, National Road, Shanghai, Yangpu District Patentee before: Lennon Tai Ke (Shanghai) detection technology limited liability company |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160817 Effective date of abandoning: 20190219 |