CN103837782B - The detection device of data wire - Google Patents
The detection device of data wire Download PDFInfo
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- CN103837782B CN103837782B CN201410118064.1A CN201410118064A CN103837782B CN 103837782 B CN103837782 B CN 103837782B CN 201410118064 A CN201410118064 A CN 201410118064A CN 103837782 B CN103837782 B CN 103837782B
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- 238000001514 detection method Methods 0.000 title claims abstract description 167
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- 230000008878 coupling Effects 0.000 claims abstract description 46
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Abstract
The present invention provides a kind of detection device of data wire, including：Input module is used for the testing conditions for obtaining project to be detected and each detection project；Insulation monitoring module is used to detect electric current to data wire isolated input to detect the coupling electrical characteristics between data wire according to Insulation monitoring condition, and the comparative result of the coupling electrical characteristics detected and default Insulation monitoring threshold value is exported；High pressure detection module is used to input high-tension current into data wire to be detected according to what high pressure testing conditions were prescribed a time limit, and detects the leakage current characteristic between data wire and ground wire, and the leakage current characteristic detected and the comparative result of default detection of electrical leakage threshold value are exported；Polarity conduction detection module is used to the two ends of data wire are carried out into polarity continuity test, and output polarity conducting situation according to high pressure testing conditions；Link block is used to data wire correspondence being connected to corresponding detection module；Control module is used for the operation that link block and corresponding detection module are controlled according to project to be detected and condition to be detected, and the result exported according to corresponding detection module determines whether data wire is qualified.
Description
Technical field
The present invention relates to a kind of detection device, more particularly to a kind of detection device of data wire.
Background technology
The function of data wire has been not only data transfer, moreover it is possible to expands to and serves as power line.For example, USB data line.Therefore
And, data wire not only needs to carry out data wire the detection related to data transfer in industrial detecting step, in addition it is also necessary to
The detection related to power line is carried out to data wire.
However, the detection means to the USB data line of data wire, particularly mobile phone is all independent research design at present, and
And with specific customized, thus mostly using detecting that power line is reequiped, it is impossible to flexibly, the comprehensive work(for detecting data wire
Energy and performance.
So, it is necessary to the detection device of existing data wire is improved.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of detection device of data wire,
The problem of for solving comprehensively not detecting data wire in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of detection device of data wire, and it includes：It is defeated
Enter module, the testing conditions for obtaining project to be detected and each detection project；Insulation monitoring module, for according to the input
The Insulation monitoring condition that module is provided, detects electric current, and detect in the insulation inspection to data wire isolated input to be detected
Survey the coupling electrical characteristics between the data wire during electric current conveying, and by the coupling electrical characteristics detected and default Insulation monitoring
Threshold value is compared, and the comparative result for coupling electrical characteristics is exported；High pressure detection module, for according to the input module
The high pressure testing conditions provided, in limited time input high-tension current into data wire to be detected, and detect the data wire with
Leakage current characteristic between ground wire, and the leakage current characteristic detected is compared with default detection of electrical leakage threshold value, electric leakage is special
The comparative result of property is exported；Polarity conduction detection module, for the high pressure detector bar provided according to the input module
The two ends of data wire to be detected are carried out polarity continuity test, and the polarity at the data wire two ends detected is led by part
Understanding and considerate condition is exported；Link block, is examined for data wire correspondence to be detected to be connected into the insulation monitoring module, high pressure
Survey module or polarity conduction detection module；Control module, for the project control to be detected provided according to the input module
The link block operation, and the condition to be detected provided according to the input module starts the insulation monitoring module, height
Detection module or polarity conduction detection module are pressed, and the insulation monitoring module, high pressure detection module and polarity are turned on
The result that detection module is each exported determines whether the data wire is qualified, to control the link block that the data wire is defeated
To qualified area or unqualified area.
Preferably, the input module includes：Human-computer interaction device.
Preferably, the insulation monitoring module includes：The Insulation monitoring power supply circuit being connected with the control module, is used for
According to the Insulation monitoring output with conditions DC current and/or the Insulation monitoring electric current of oscillating AC electric current；With the control mould
The insulation regulation resistance that block is connected with Insulation monitoring power supply circuit, for adjusting itself resistance according to the Insulation monitoring condition
Value, so that the Insulation monitoring power supply circuit exports the Insulation monitoring electricity for detecting the coupling electrical characteristics between the data wire
Stream；The Insulation test main circuit being connected with the insulation regulation resistance, for testing the data wire according to the DC current
Between include line between couple DC voltage coupling electrical characteristics, and will between the line couple DC voltage with being coupled between default line
DC voltage threshold value is compared, to obtain the first comparative result；And/or for being included according to the oscillating AC testing current
Between line couple alternating voltage coupling electrical characteristics, and will between the line couple alternating voltage conversion DC voltage, and with it is default
Couple AC voltage threshold between line to be compared, to obtain the second comparative result；And compare for exporting comprising described first
As a result and/or the second comparative result coupling electrical characteristics comparative result；Then the control module is used to receive described the
When one comparative result is more than DC voltage threshold value is coupled between the line, determine that the insulation characterisitic of the data wire is unqualified, instead
The insulation characterisitic for then determining the data wire it is qualified；For being more than coupling between the line receiving second comparative result
When closing AC voltage threshold, determine that the length of the data wire is unqualified, length that is on the contrary then determining the data wire is qualified.
Preferably, the high pressure detection module includes：High pressure detection power supply circuit comprising timer, in limited time defeated
Go out high-tension current；The high pressure regulator that power supply circuit is connected is detected with the high pressure, for being adjusted according to the high pressure testing conditions
Save the output that the high pressure detects power supply circuit；The Hi-pot test main circuit being connected with the high pressure regulator, for detecting
The leakage current characteristic between data wire and ground wire is stated, and the leakage current characteristic detected is compared with default detection of electrical leakage threshold value
Compared with high voltage bearing comparative result being exported if detection of electrical leakage threshold value is not stated very much, if more than exporting not if the detection of electrical leakage threshold value
High voltage bearing comparative result.
Preferably, the high pressure detection module also includes：The short-circuit protection circuit being connected with the Hi-pot test main circuit.
Preferably, the link block includes：The fixed component of the fixed data wire；It is arranged at the Insulation monitoring mould
Block and the insulated contact device that the data wire is connected and disconnected with insulation monitoring module under the control of the control module；
It is arranged at the high pressure detection module and is connected the data wire with high pressure detection module under the control of the control module
And the high voltage connector disconnected；It is arranged at the polarity conduction detection module and under the control of the control module by described in
The polarity conducting contact device that data wire is connected and disconnected with polarity conduction detection module.
Preferably, the fixed component includes：Fixture for fixing the data wire；It is described for fastening/loosening
The air cylinder group of fixture, wherein, the air cylinder group will be locked fixed data wire also under the control of the control module and be pushed to
The qualified area or non-qualified area；The magnetic valve being connected with the air cylinder group.
Preferably, the detection device also includes：Display module, the result for being provided according to the control module is given
To show.
Preferably, the display module includes：The multiple indicator lamps being connected respectively with the control module, for according to bag
Containing the acceptance or rejection each obtained according to the insulation monitoring module, high pressure detection module and polarity conduction detection module
Control instruction is accordingly lighted；Display screen, for according to the control instruction by the data wire in the Insulation monitoring mould
The testing result of block, high pressure detection module and polarity conduction detection module is shown.
Preferably, the detection of electrical leakage threshold value is 3V；The Insulation monitoring threshold value includes：AC voltage threshold is coupled between line
For 0.7V, coupling DC voltage threshold value is 0.3V between line.
As described above, the detection device of the data wire of the present invention, has the advantages that：The detection device is a kind of
The artificial intelligence electromechanical integration system that industry automatic control, software and circuit are combined has been merged, a variety of data can be directed to
Line carries out the comprehensive detection of production wire type.
Brief description of the drawings
Fig. 1 is shown as the structural representation of the detection device of the data wire of the present invention.
Fig. 2 is shown as the course of work flow chart of Insulation monitoring in the detection device of the data wire of the present invention.
Fig. 3 is shown as the course of work flow chart of the detection device mesohigh detection of the data wire of the present invention.
Fig. 4 is shown as a kind of structural representation of preferred scheme of the detection device of the data wire of the present invention.
Component label instructions
1 detection device
11 input modules
12 insulation monitoring modules
13 high pressure detection modules
14 polarity conduction detection modules
15 link blocks
16 control modules
17 display modules
2 data wires
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
Fig. 1 is referred to Fig. 4.It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., is only used to
Coordinate the content disclosed in specification, so that those skilled in the art is understood with reading, being not limited to the present invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influenceing effect of the invention that can be generated and the purpose that can reach, all should still it fall in disclosed skill
Art content is obtained in the range of covering.It should be noted that, in the case where not conflicting, the feature in following examples and embodiment
It can be mutually combined.
It should be noted that the diagram provided in following examples only illustrates the basic structure of the present invention in a schematic way
Think, then in schema only display with relevant component in the present invention rather than according to component count, shape and the size during actual implement
Draw, it is actual when implementing, and kenel, quantity and the ratio of each component can be a kind of random change, and its assembly layout kenel
It is likely more complexity.
As shown in figure 1, the present invention provides a kind of detection device of data wire.The detection device 1 includes：Input module
11st, insulation monitoring module 12, high pressure detection module 13, polarity conduction detection module 14, link block 15, control module 16.Its
In, the data wire 2 includes but is not limited to：USB data line, interface line, printer data line, COM data wires etc..
The input module 11 is used for the testing conditions for obtaining project to be detected and each detection project.
Wherein, the input module 11 can be the interface being connected with external control devices, be passed with receiving the interface
Defeated project to be detected and the testing conditions of each detection project；Can also be set comprising man-machine interactions such as display screen, mouse, keyboards
Standby terminal, so that testing staff inputs the detector bar of each detection project using the detection project form shown by display screen
Part.Wherein, the input module 11 can also include touch-screen etc..
Wherein, for different detection projects, the testing conditions acquired in the input module 11 are different.The inspection
Survey project at least includes：Insulation monitoring project, high pressure detection project and the polarity conduction detection project of data wire.For data wire
Insulation monitoring project, corresponding testing conditions include but is not limited to：Data line length, data wire type and according to data
Line length and DC current and oscillating AC electric current for setting etc..For the high pressure detection project of data wire, corresponding detection
Condition includes but is not limited to：At least one in high pressure resistant testing time, the high pressure volt-ampere number of test, the selection of leakage current test gear
Kind.For the polarity conduction detection project of data wire, corresponding testing conditions include but is not limited to：It is arranged on data wire two ends
Electrode etc..
The insulation monitoring module 12 is used for the Insulation monitoring condition that is provided according to the input module 11, to be detected
The isolated input of data wire 2 detection electric current, and detect the coupling during the Insulation monitoring electric current is conveyed between the data wire
Electrical characteristics, and the coupling electrical characteristics detected are compared with default Insulation monitoring threshold value, the comparison of electrical characteristics will be coupled
As a result exported.Wherein, the Insulation monitoring electric current includes but is not limited to：In DC current, oscillating AC electric current at least
It is a kind of.Coupling electrical characteristics between the data wire include but is not limited to：Couple at least one in DC voltage, coupling alternating voltage
Kind.
For example, the insulation monitoring module 12 inputs 270V direct currents according to Insulation monitoring condition to data wire 2 to be detected
Electric current, and the coupling DC current between the data wire is detected simultaneously；Further according to data wire 2 resistance respectively by measured coupling
Close DC current and be converted into coupling DC voltage V1；Then it is respectively that the coupling DC voltage V1 is straight with being coupled between default line
Stream voltage threshold is compared, and first comprising coupling DC voltage threshold value between the coupling default lines of DC voltage V1 is compared
As a result exported.
It should be noted that it should be appreciated by those skilled in the art that above-mentioned DC current and the electricity of oscillating AC electric current
Pressure value is depending on the Insulation monitoring condition, rather than limitation of the present invention.In addition, the insulation monitoring module 12 can be examined only
One surveyed in coupling DC voltage and coupling alternating voltage, can also detect and couple electrical characteristics between other lines.
Preferably, the insulation monitoring module 12 includes：Insulation monitoring power supply circuit, insulation regulation resistance and insulation are surveyed
Try main circuit.
Wherein, the Insulation monitoring power supply circuit is connected with the control module 16, for according to the Insulation monitoring bar
Part exports the Insulation monitoring electric current of DC current and/or oscillating AC electric current.
The insulation regulation resistance is connected with the control module 16 and Insulation monitoring power supply circuit, for according to described exhausted
Edge testing conditions adjust itself resistance, export the coupling for detecting the data wire so as to the Insulation monitoring power supply circuit
The Insulation monitoring electric current of electrical characteristics.
The Insulation test main circuit is connected with the insulation regulation resistance, for according to DC current test
The coupling electrical characteristics for including coupling DC voltage between line between data wire, and DC voltage and default line will be coupled between the line
Between coupling DC voltage threshold value be compared, to obtain the first comparative result；And/or for being surveyed according to the oscillating AC electric current
Examination includes the coupling electrical characteristics that alternating voltage is coupled between line, and will couple alternating voltage conversion DC voltage between the line, and with
Couple AC voltage threshold between default line to be compared, to obtain the second comparative result；And for exporting comprising described the
The comparative result of the coupling electrical characteristics of one comparative result and/or the second comparative result.
Specifically, the Insulation test main circuit include be used for gathering line between coupling electrical characteristics Acquisition Circuit and for than
Compared with comparison circuit.Wherein, coupled between the default line between DC voltage threshold value and default line and couple AC voltage threshold
It can adjust accordingly for fixed value or according to the Insulation monitoring condition.For example, coupling DC voltage threshold value is between the line
It is 0.7V that AC voltage threshold is coupled between 0.3V, the line.
The detection device 1 can also carry out the high pressure resistant test of data wire 2.So, the detection device 1 also includes described
High pressure detection module 13, for the high pressure testing conditions provided according to the input module 11, in limited time to number to be detected
According to inputting high-tension current in line 2, and detect the data wire 2 and ground wire（For example, can be the shell of the detection device 1）Between
Leakage current characteristic, and the leakage current characteristic detected is compared with default detection of electrical leakage threshold value, by the comparison of leakage current characteristic
As a result exported.Wherein, the leakage current characteristic includes but is not limited to：Electrical leakage voltage between the data wire 2 and ground wire etc..
Wherein, the detection of electrical leakage threshold value should be configured according to the standards for safe use of corresponding data line, and the time limit can be solid
Definite value, can also be set by the high pressure testing conditions.For example, the detection of electrical leakage threshold value corresponding to USB data line is 3V.
Depending on the voltage of the high-tension current is according to the high pressure testing conditions.For example, the voltage of the high pressure detection electric current is in 3KV-
Between 5KV.
Preferably, the high pressure detection module 13 includes：High pressure detection power supply circuit, high pressure regulator, Hi-pot test master
Circuit.
Wherein, the high pressure detection power supply circuit includes timer, for providing institute to Hi-pot test main circuit in limited time
State high pressure detection electric current.
The high pressure regulator is connected with high pressure detection power supply circuit, for being adjusted according to the high pressure testing conditions
The high pressure detects the output of power supply circuit.
The Hi-pot test main circuit is connected with the high pressure regulator, for detecting between the data wire 2 and ground wire
Leakage current characteristic, and the leakage current characteristic detected is compared with default detection of electrical leakage threshold value, if not stating detection of electrical leakage very much
Threshold value then exports high voltage bearing comparative result, and not high voltage bearing comparative result is exported if the detection of electrical leakage threshold value is more than.
Specifically, voltmeter and comparison circuit are included in the Hi-pot test main circuit, electric leakage inspection is being carried out to data wire 2
During survey, voltmeter is in real time shown the electrical leakage voltage detected, while the comparison circuit is electric by the electric leakage detected
Pressure is compared with default detection of electrical leakage threshold value, and high voltage bearing comparative result is exported if detection of electrical leakage threshold value is not stated very much（Such as,
High level）, not high voltage bearing comparative result is exported if the detection of electrical leakage threshold value is more than（Such as, low level）.
In order to which various short-circuit conditions occur during preventing high pressure resistant detection, the Hi-pot test main circuit also includes short circuit guarantor
Protection circuit.
The detection device 1 can also carry out the polarity continuity test of data wire 2.So, the detection device 1 also includes institute
Polarity conduction detection module 14 is stated, for the high pressure testing conditions provided according to the input module 11, by number to be detected
Polarity continuity test is carried out according to the two ends of line 2, and the polarity at the two ends of the data wire 2 detected conducting situation is given defeated
Go out.
Specifically, polarity continuity test process is fairly simple, and the polarity conduction detection module 14 provides a 0V letter
Number, and polarity continuity test is carried out to the same interface end point at every two ends in data wire, the interface end points of data wire one end is given
0V signals, the same interface end points of the other end of the data wire 2 is also 0V if polarity is turned on, should if polarity is not turned on
The other end of data wire 2 is then without output.
By taking USB data line as an example, table 1 is shown obtained by certain USB data line of the detection of polarity conduction detection module 14
Polarity turns on situation.
Table 1
Above-mentioned insulation monitoring module 12, high pressure detection module 13 and polarity conduction detection module 14 are due to each self-contained difference
Test circuit, so need link block 15 to connect the correspondence of data wire 2 to be detected.It need to be provided with each detection module
Contactor for connecting data wire 2.Specifically, as shown in figure 4, the link block 15 includes：It is arranged at the insulation inspection
Survey module 12 and under the control of the control module 16 by the data wire be connected and disconnect with insulation monitoring module 12 it is exhausted
Edge contactor, is arranged at the high pressure detection module 13 and under the control of the control module 16 by the data wire and height
Pressure detection module 13 high voltage connector that connects and disconnect, and it is arranged at the polarity conduction detection module 14 and described
The polarity conducting contact device that the data wire is connected and disconnected with polarity conduction detection module 14 under the control of control module 16.
In addition, the link block 15 also includes：The fixed component of the fixed data wire.Wherein, the fixed component can be tight
Firmware.In the present embodiment, the fixed component includes：For fixing the fixture of the data wire, it is described for fastening/loosening
The air cylinder group of fixture, the magnetic valve being connected with the air cylinder group, wherein, the air cylinder group is also in the control of the control module
The lower data wire that will lock fixation pushes to the qualified area or non-qualified area.For example, the fixed component comprising 4 magnetic valves and
6 cylinders.
The operation of above-mentioned each detection module and the controlled module 16 of the motion of link block 15 are controlled.
The control module 16 is used to connect mould according to the project control to be detected that the input module 11 is provided
Block 15 is run, and the condition to be detected provided according to the input module 11 starts the insulation monitoring module 12, high pressure and examined
Survey module 13 or polarity conduction detection module 14, and by the insulation monitoring module 12, high pressure detection module 13 and polarity
The result that conduction detection module 14 is each exported determines whether the data wire is qualified, qualified to control to transport to the data wire
Area or unqualified area.
Specifically, the course of work described in reference picture 2, when testing staff or external equipment are selected by the input module 11
Insulation monitoring module 12 and isolated input testing conditions, then the control module 16 control the link block 15 to treat fixed
Detection data wire is connected to the insulated contact device for being arranged at the insulation monitoring module 12, and starts the insulation monitoring module 12
To export DC current to the data wire according to the Insulation monitoring condition and exchange oscillating current, and test the data wire
Between coupling DC voltage V1 and coupling alternating voltage V2, while the coupling alternating voltage V2 tested is converted into another coupling
DC voltage V3, then, the insulation monitoring module 12 compare V1 and couple DC voltage threshold value V0 with default, and compare V3
With default coupling AC voltage threshold v0, and two comparative results are transported into the control module 16, then the control module 16
The implication of corresponding comparative result according to represented by default low and high level, it is determined that during V1≤V0, determining the data wire
Insulation monitoring is qualified, it is determined that during V3≤v0, it is determined that the length setting of the data wire set in Insulation monitoring condition
It is without exception, if conversely, the control module 16 is it is determined that V1 ＞ V0, it is determined that the Insulation monitoring of the data wire is unqualified,
Determine V3 ＞ v0, then assert that in Insulation monitoring condition the length setting of the set data wire is improper, in this way, then to
The input module 11 resets the length value in Insulation monitoring condition or allows testing staff to confirm inputted length value
It is whether correct, and assert that the Insulation monitoring of the data wire is unqualified in the case of confirming correctly；
The course of work described in reference picture 3, selects high pressure to examine when testing staff or external equipment pass through the input module 11
Survey module 13 and input high pressure testing conditions, then the control module 16 controls the link block 15 by fixed number to be detected
The high voltage connector for being arranged at the high pressure detection module 13 is connected to according to line 2, and starts the high pressure detection module 13 to press
High-tension current is exported to the data wire according to the high pressure testing conditions, and tests the electricity of the electric leakage between the data wire and ground wire
Press, and the comparative result of the electrical leakage voltage tested and default electrical leakage voltage threshold value is transported into the control module 16, then institute
The implication of corresponding comparative result of the control module 16 according to represented by default low and high level or data signal is stated, it is determined that being surveyed
The electrical leakage voltage of examination is less than default electrical leakage voltage threshold value, then confirms that the high pressure resistant detection of the data wire is qualified, conversely, then not
It is qualified；
When testing staff or external equipment select polarity conduction detection module 14 by the input module 11 and input bag
Polarity conduction detection condition containing each interface end point-polarity detection ordering and data wire type, the then control module 16 control institute
State link block 15 and fixed data to be tested line is connected to the polarity conducting for being arranged at the polarity conduction detection module 14
Contactor, and start the polarity conduction detection module 14 to be exported according to the polarity conduction detection condition to the data wire
0V voltages, and test the polarity at each interface end points two ends in the data wire two ends, and by the pole for each interface end points tested
Property continuity test result transports to the control module 16, then the control module 16 is according to corresponding to default data wire type
The polarity conduction detection criterion of acceptability of each interface end points is compared, and is with the polarity conducting situation for determining detected data wire
It is no qualified；
If data wire to be detected is being passed sequentially through Insulation monitoring, high pressure inspection by the control module 16 according to default sequential
Survey and polarity conduction detection, and when qualified, then control air cylinder group and magnetic valve in the link block 15 to be fixed
Data wire pushes to qualified area, if conversely, there is a detection unqualified, controlling air cylinder group and electricity in the link block 15
The data wire fixed is pushed to unqualified area by magnet valve.
As a kind of preferred scheme, the detection device 1 also includes：Display module 17.As shown in Figure 4.
The result that the display module 17 is used to be provided according to the control module 16 is shown.
Specifically, the control module 16 is led according to the insulation monitoring module 12, high pressure detection module 13 and polarity
When the test information that logical detection module 14 is provided determines testing result, the testing result in each stage is transported into the display module
17.Wherein, the display module 17 can be the touch-screen of display screen or the correspondence input module 11.Preferably,
The display module 17 includes：Indicator lamp and display screen.
The quantity of the indicator lamp is multiple, is connected respectively with the control module 16, for according to comprising according to described
The control for the acceptance or rejection that insulation monitoring module 12, high pressure detection module 13 and polarity conduction detection module 14 are each obtained
Instruction is accordingly lighted.
The display screen is used to be examined the data wire in the insulation monitoring module 12, high pressure according to the control instruction
The testing result for surveying module 13 and polarity conduction detection module 14 is shown.
Preferably, the display module 17 can also be counted to the qualification rate of the data wire detected, disqualification rate.
In summary, the detection device of data wire of the invention, is that one kind has merged industry automatic control, software and circuit
The artificial intelligence electromechanical integration system being combined, can carry out the comprehensive detection of production wire type for a variety of data wires；Wherein,
The present invention is detected to the high pressure of data wire, using conveying high-pressure electric current in limited time high-tension current long duration of action can be prevented in data
On line, data wire is damaged；In addition, when the present invention carries out Insulation monitoring to data wire, according to the coupling between data wire
Whether alternating voltage is suitable come the length of the data wire set by determining, can prevent the detection error artificially caused；Further, originally
Whether invention is correct come the polarity of the line between the interface end points in test data line according to polarity conduction detection；In addition, sharp
Control link block that data wire is chronologically carried out to every detection successively with control module, to ensure that the data wire of production is every
Detection is qualified, effectively increases the quality of data wire.So, the present invention effectively overcome various shortcoming of the prior art and
Has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (9)
1. a kind of detection device of data wire, it is characterised in that including：
Input module, the testing conditions for obtaining project to be detected and each detection project；
Insulation monitoring module, it is defeated to data wire to be detected for the Insulation monitoring condition provided according to the input module
Enter Insulation monitoring electric current, detect the coupling electrical characteristics between the data wire, and by the coupling electrical characteristics detected with it is default absolutely
Edge detection threshold value is compared, and the comparative result for coupling electrical characteristics is exported；
High pressure detection module, for the high pressure testing conditions provided according to the input module, in limited time to number to be detected
According to high-tension current is inputted in line, detect the leakage current characteristic between the data wire and ground wire, and by the leakage current characteristic detected with
Default detection of electrical leakage threshold value is compared, and the comparative result of leakage current characteristic is exported；
Polarity conduction detection module, for the high pressure testing conditions provided according to the input module, by data to be detected
The two ends of line carry out polarity continuity test, and the polarity conducting situation at the data wire two ends detected is exported；
Link block, for data wire correspondence to be detected to be connected into the insulation monitoring module, high pressure detection module or pole
Property conduction detection module；
Control module, runs for the link block according to the project control to be detected that the input module is provided, and root
The condition to be detected provided according to the input module starts the insulation monitoring module, high pressure detection module or polarity conducting
Detection module, and the result that the insulation monitoring module, high pressure detection module and polarity conduction detection module are each exported
Determine whether the data wire is qualified, to control the link block that the data wire is delivered into qualified area or unqualified area；
The insulation monitoring module includes：
The Insulation monitoring power supply circuit being connected with the control module, for according to the Insulation monitoring output with conditions DC current
And/or the Insulation monitoring electric current of oscillating AC electric current；
The insulation regulation resistance being connected with the control module and Insulation monitoring power supply circuit, for according to the Insulation monitoring bar
Part adjusts itself resistance, so that the Insulation monitoring power supply circuit is exported for detecting the coupling electrical characteristics between the data wire
Insulation monitoring electric current；
The Insulation test main circuit being connected with the insulation regulation resistance, for testing the data wire according to the DC current
Between include line between couple DC voltage coupling electrical characteristics, and will between the line couple DC voltage with being coupled between default line
DC voltage threshold value is compared, to obtain the first comparative result；And/or for being included according to the oscillating AC testing current
Between line couple alternating voltage coupling electrical characteristics, and will between the line couple alternating voltage conversion DC voltage, and with it is default
Couple AC voltage threshold between line to be compared, to obtain the second comparative result；And compare for exporting comprising described first
As a result and/or the second comparative result coupling electrical characteristics comparative result；
It is more than coupling DC voltage threshold value between the line that then the control module, which is used for receiving first comparative result,
When, determine that the insulation characterisitic of the data wire is unqualified, insulation characterisitic that is on the contrary then determining the data wire is qualified；For connecing
When receiving second comparative result for more than AC voltage threshold is coupled between the line, determine that the length of the data wire does not conform to
Lattice, length that is on the contrary then determining the data wire is qualified.
2. the detection device of data wire according to claim 1, it is characterised in that the input module includes：Man-machine friendship
Mutual equipment.
3. the detection device of data wire according to claim 1, it is characterised in that the high pressure detection module includes：
High pressure detection power supply circuit comprising timer, for output high-tension current in limited time；
The high pressure regulator that power supply circuit is connected is detected with the high pressure, for adjusting the height according to the high pressure testing conditions
The output of pressure detection power supply circuit；
The Hi-pot test main circuit being connected with the high pressure regulator, for detecting that the electric leakage between the data wire and ground wire is special
Property, and the leakage current characteristic detected and default detection of electrical leakage threshold value are compared, it is defeated if detection of electrical leakage threshold value is not stated very much
Go out high voltage bearing comparative result, not high voltage bearing comparative result is exported if the detection of electrical leakage threshold value is more than.
4. the detection device of data wire according to claim 3, it is characterised in that the high pressure detection module also includes：
The short-circuit protection circuit being connected with the Hi-pot test main circuit.
5. the detection device of data wire according to claim 1, it is characterised in that the link block includes：
The fixed component of the fixed data wire；
It is arranged at the insulation monitoring module and under the control of the control module by the data wire and insulation monitoring module
Connection and the insulated contact device disconnected；
It is arranged at the high pressure detection module and under the control of the control module by the data wire and high pressure detection module
Connection and the high voltage connector disconnected；
It is arranged at the polarity conduction detection module and turns on the data wire and polarity under the control of the control module
The polarity conducting contact device that detection module is connected and disconnected.
6. the detection device of data wire according to claim 5, it is characterised in that the fixed component includes：
Fixture for fixing the data wire；
For the air cylinder group for the fixture that fastens/loosen, wherein, the air cylinder group will also under the control of the control module
The fixed data wire of lock pushes to the qualified area or non-qualified area；
The magnetic valve being connected with the air cylinder group.
7. the detection device of data wire according to claim 1, it is characterised in that the detection device also includes：Displaying
Module, the result for being provided according to the control module is shown.
8. the detection device of data wire according to claim 7, it is characterised in that the display module includes：
The multiple indicator lamps being connected respectively with the control module, for according to comprising according to the insulation monitoring module, high pressure
The control instruction for the acceptance or rejection that detection module and polarity conduction detection module are each obtained accordingly is lighted；
Display screen, for according to the control instruction by the data wire the insulation monitoring module, high pressure detection module and
The testing result of polarity conduction detection module is shown.
9. according to the detection device of any described data wire in claim 1 to 8, it is characterised in that the detection of electrical leakage threshold
It is worth for 3V；The Insulation monitoring threshold value includes：It is that coupling DC voltage threshold value is between 0.7V, line that AC voltage threshold is coupled between line
0.3V。
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| CN201410118064.1A CN103837782B (en) | 2014-03-27 | 2014-03-27 | The detection device of data wire |
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| CN201410118064.1A CN103837782B (en) | 2014-03-27 | 2014-03-27 | The detection device of data wire |
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| CN103837782B true CN103837782B (en) | 2017-10-31 |
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| CN104459386B (en) * | 2014-11-24 | 2017-11-03 | 东莞理工学院 | A kind of USB data line tester |
| CN105259436A (en) * | 2015-10-13 | 2016-01-20 | 上海斐讯数据通信技术有限公司 | Performance detecting device based on cell phone data cable |
| CN105486964A (en) * | 2015-11-25 | 2016-04-13 | 上海斐讯数据通信技术有限公司 | Device and method for testing USB cable performance |
| CN106932663B (en) * | 2015-12-29 | 2021-04-30 | 中国石油天然气股份有限公司 | Measuring instrument of frequency conversion system |
| CN105954614A (en) * | 2016-04-28 | 2016-09-21 | 乐视控股（北京）有限公司 | Method and device for prompting data line type, and terminal device |
| CN107123915A (en) * | 2017-05-23 | 2017-09-01 | 重庆腾毅兴精密电子有限公司 | A kind of USB data line manufacture method |
| CN110346681B (en) * | 2019-08-27 | 2021-09-07 | 成都天衡仪器设备有限公司 | Comprehensive test system and method for USB interface and data line |
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| CN101114001A (en) * | 2007-09-07 | 2008-01-30 | 中国科学院长春光学精密机械与物理研究所 | Switching device for detecting electrical cable network switching, insulating and overpressure resistant performance |
| CN101769963A (en) * | 2008-12-29 | 2010-07-07 | 北京卫星环境工程研究所 | Line insulation testing system |
| CN201425614Y (en) * | 2009-04-28 | 2010-03-17 | 陕西海泰电子有限责任公司 | Multicore-cable parameter tester |
| CN102803976B (en) * | 2009-06-24 | 2015-02-11 | 斯蒂芬·艾伦·莫顿 | Power lead testing system and electronic tag |
| CN202903935U (en) * | 2012-06-27 | 2013-04-24 | 中航航空服务保障(天津)股份公司 | A multifunctional portable line detector |
| CN103048581A (en) * | 2012-12-18 | 2013-04-17 | 北京航天易联科技发展有限公司 | Cable testing device |
| CN203054094U (en) * | 2013-01-09 | 2013-07-10 | 李涛 | Cable tester |
| CN103399251B (en) * | 2013-07-30 | 2017-05-10 | 广州视睿电子科技有限公司 | USB (Universal Serial Bus) communication line detection device |
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