CN108845252A - A kind of automobile fuse performance detection device - Google Patents
A kind of automobile fuse performance detection device Download PDFInfo
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- CN108845252A CN108845252A CN201810966446.8A CN201810966446A CN108845252A CN 108845252 A CN108845252 A CN 108845252A CN 201810966446 A CN201810966446 A CN 201810966446A CN 108845252 A CN108845252 A CN 108845252A
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- 238000001514 detection method Methods 0.000 title claims abstract description 67
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
Abstract
The invention discloses a kind of automobile fuse performance detection device, including setup module, control module, electric current generation module, feedback module, wherein：Setup module includes test current value in test parameters for test parameters to be arranged；Control module exports current signal corresponding with test current value to automobile fuse to be measured for controlling electric current generation module according to test current value；Feedback module, for feeding back the state of the automobile fuse to be measured after accessing current signal.The present invention can automatically adjust output to the current signal of automobile fuse to be measured according to test parameters, do not need manual adjustment, reduce debugging difficulty, improve detection efficiency and detection accuracy, application value with higher.
Description
Technical field
The present invention relates to detection fields, more particularly to a kind of automobile fuse performance detection device.
Background technique
Auto manufacturing is the important component of modern industry, and automobile fuse is the most frequently used in current automobile industry
A kind of circuit brake.During automobile starting, automobile fuse often will by the impact of immediate current, therefore,
The transient current tolerance of test automobile fuse is the important link in the test of automobile fuse performance, test result pair
Analysis automobile fuse shielding failure reason in use and its continues durability and provide important evidence.Traditional wink
State dash current test equipment acquires related output signal generally by manual adjustment impedance, by oscillograph, is repeated
Debugging simulates required test current to test automobile fuse, but manual adjustment speed is slower, so that existing
There is the great instantaneous current test equipment detection efficiency in technology low.
Therefore, how to provide a kind of scheme of solution above-mentioned technical problem is that those skilled in the art need to solve at present
Problem.
Summary of the invention
The object of the present invention is to provide a kind of automobile fuse performance detection devices, can be automatically adjusted according to test parameters
Export to the current signal of automobile fuse to be measured, do not need manual adjustment, reduce debugging difficulty, improve detection efficiency and
Detection accuracy, application value with higher.
In order to solve the above technical problems, the present invention provides a kind of automobile fuse performance detection device, including setting mould
Block, control module, electric current generation module, feedback module, wherein：
The setup module includes test current value in the test parameters for test parameters to be arranged；
The control module fuses for controlling the electric current generation module according to the test current value to automobile to be measured
Device exports current signal corresponding with the test current value；
The feedback module, for feeding back the state of the automobile fuse to be measured after accessing the current signal.
Preferably, the electric current generation module includes afterflow unit, dash current unit and superpositing unit, the afterflow list
Include load unit in member, includes capacitor cell in the dash current unit；
The control module is specifically used for：
Load value to be put into and capacitance to be put into are calculated according to the test current value；
The load corresponding with the load value to be put into of load unit investment is controlled, the afterflow unit output is continued
Flow current signal；And capacitor cell investment capacitor corresponding with the capacitance to be put into is controlled, make the dash current
Unit exports dash current signal；
Correspondingly, the superpositing unit, for obtaining the freewheel current signal and the dash current Signal averaging
Current signal, so that the electric current generation module exports the current signal to automobile fuse to be measured.
Preferably, the load unit is the load unit for including multiple resistive loads, and the afterflow unit further includes more
A first switch, the first switch connect one to one with the resistive load；
Then the process of control load unit investment load corresponding with the load value to be put into is specially：
Handled to obtain load switching signal to the load value to be put into, by the load switching signal control to
The first switch of closure is closed, so that the load unit investment resistive load corresponding with the load value to be put into.
Preferably, the capacitor cell is the capacitor cell for including multiple capacitors, and the dash current unit further includes
Multiple second switches, the second switch connect one to one with the capacitor；
Then the process of control capacitor cell investment capacitor corresponding with the capacitance to be put into is specially：
The capacitance to be put into is handled to obtain capacitor switching signal, by the capacitor switching signal control to
The second switch of closure is closed, so that the capacitor cell investment capacitor corresponding with the capacitance to be put into.
Preferably, which further includes：
Monitoring module for obtaining the current signal of the electric current generation module output, and is obtained according to the current signal
To actual current value, the actual current value is fed back into the control module；
The then control module is also used to when the actual current value is unsatisfactory for preset condition, according to the practical electricity
Flow valuve calculates new load value to be put into and new capacitance to be put into；Control load unit investment with it is described newly wait throw
Enter the corresponding load of load value, the afterflow unit is made to export new freewheel current signal；And control the capacitor cell investment
Capacitor corresponding with the new capacitance to be put into, makes the dash current unit export new dash current signal；
The then superpositing unit is also used to fold the new freewheel current signal and the new dash current signal
Add, obtain new current signal, so that the electric current generation module exports the new electric current to the automobile fuse to be measured
Signal.
Preferably, the dash current unit further includes pressure regulation unit and rectifier bridge；
The pressure regulation unit is also used to output and institute for exporting alternating voltage corresponding with the capacitance to be put into
State the corresponding alternating voltage of new capacitance to be put into；
The rectifier bridge, for the alternating voltage to be converted into DC voltage.
Preferably, which further includes：
Memory module, for storing the detection data of the automobile fuse to be measured.
Preferably, the setup module is host computer.
Preferably, the setup module is human-computer interaction module.
Preferably, the human-computer interaction module includes touch screen.
The present invention provides a kind of automobile fuse performance detection device, including setup module, control module, electric current is generated
Module, feedback module, wherein：Setup module includes test current value in test parameters for test parameters to be arranged；Control mould
Block exports electricity corresponding with test current value to automobile fuse to be measured for controlling electric current generation module according to test current value
Flow signal；Feedback module, for feeding back the state of the automobile fuse to be measured after accessing current signal.The present invention can be according to examination
Parameter automatic adjustment output is tested to the current signal of automobile fuse to be measured, manual adjustment is not needed, reduces debugging difficulty, mention
High detection efficiency and detection accuracy, application value with higher.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to institute in the prior art and embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of automobile fuse performance detection device provided by the present invention；
Fig. 2 is the structural schematic diagram of another automobile fuse performance detection device provided by the present invention；
Fig. 3 is a kind of structural schematic diagram of electric current generation module provided by the present invention；
Fig. 4 is the structural schematic diagram of another automobile fuse performance detection device provided by the present invention；
Fig. 5 is a kind of structural schematic diagram of conditioning circuit provided by the present invention.
Specific embodiment
Core of the invention is to provide a kind of automobile fuse performance detection device, can be automatically adjusted according to test parameters
Export to the current signal of automobile fuse to be measured, do not need manual adjustment, reduce debugging difficulty, improve detection efficiency and
Detection accuracy, application value with higher.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Fig. 1 is please referred to, Fig. 1 is a kind of structural schematic diagram of automobile fuse performance detection device provided by the present invention,
Including setup module 1, control module 2, electric current generation module 3, feedback module 4, wherein：
Setup module 1 includes test current value in test parameters for test parameters to be arranged；
Specifically, a kind of automobile fuse performance detection device provided by the present invention has certain versatility, master
If meeting ISO8820-1~ISO8820-7 designed by the great instantaneous current detection field for automobile automobile fuse
The demand of serial examination criteria.The maximum value and minimum value of test current are defined in each examination criteria.Test parameters packet
Include the information of automobile fuse to be measured, test environmental information, examination criteria clause, automobile fuse test current peak value, defeated
Duration, one or more in test number (TN) out, the information of automobile fuse to be measured include automobile fuse model to be measured,
One or more in examination criteria, manufacturer, the test environment information includes testDate, test equipment number, week
It is one or more in collarette border temperature and humidity, atmospheric value.It can be to the examination criteria of this test in setup module 1
And test current value is set, test current value should be greater than the minimum value of test current in the examination criteria, and be less than the inspection
Survey the maximum value of standard pilot galvanoscope.
Control module 2 is exported and is tried to automobile fuse to be measured for controlling electric current generation module 3 according to test current value
The corresponding current signal of electrical verification flow valuve；
Feedback module 4, for feeding back the state of the automobile fuse to be measured after accessing current signal.
Specifically, can also send a stimulus to control module 2, control after setup module 1 sets test parameters
Module 2 reads and analyzes test current value after receiving the control signal, corresponding control signal is exported, to control electric current
Generation module 3 generates and the corresponding current signal of test current value, and the current signal is exported to automobile fuse to be measured, with
This simulates great instantaneous current, and then feedback module 4 feeds back the state of automobile fuse to be measured after through the current signal,
Wherein, the state of automobile fuse to be measured includes on state and off-state, according to the state of automobile fuse to be measured
Judge the performance of automobile fuse to be measured, it is to be understood that the present invention is the transient state electricity in order to detect automobile fuse to be measured
Therefore stream suffertibility when receiving current signal, if automobile fuse to be measured is in the conductive state, illustrates automobile to be measured
The bearing performance of fuse is good, if automobile fuse to be measured turns off, illustrates that the bearing performance of automobile fuse to be measured is bad.This
Invention can export corresponding great instantaneous current signal according to the test current value that operator is arranged automatically, molten to automobile to be measured
The performance of disconnected device is detected, and detection speed is fast, high-efficient, and can satisfy the examination criteria of current all automobile fuses,
Increase the versatility of automobile fuse performance detection device.Specifically, the control signal that control module 2 exports can be PWM
(Pulse Width Modulation, pulse width modulation) pulse signal or contact signal etc..
The present invention provides a kind of automobile fuse performance detection device, including setup module, control module, electric current is generated
Module, feedback module, wherein：Setup module includes test current value in test parameters for test parameters to be arranged；Control mould
Block exports electricity corresponding with test current value to automobile fuse to be measured for controlling electric current generation module according to test current value
Flow signal；Feedback module, for feeding back the state of the automobile fuse to be measured after accessing current signal.The present invention can be according to examination
Parameter automatic adjustment output is tested to the current signal of automobile fuse to be measured, manual adjustment is not needed, reduces debugging difficulty, mention
High detection efficiency and detection accuracy, application value with higher.
Referring to figure 2., Fig. 2 is the structural representation of another automobile fuse performance detection device provided by the present invention
Figure, the electric current generation module 3 include afterflow unit 31, dash current unit 32 and superpositing unit 33, include in afterflow unit 31
Load unit includes capacitor cell in dash current unit 32；
Control module 2 is specifically used for：
Load value to be put into and capacitance to be put into are calculated according to test current value；
It controls load unit and puts into load corresponding with load value to be put into, afterflow unit 31 is made to export freewheel current letter
Number；And control capacitor cell and put into capacitor corresponding with capacitance to be put into, so that dash current unit 32 is exported dash current letter
Number；
Correspondingly, superpositing unit 33, for obtaining current signal for freewheel current signal and dash current Signal averaging,
So that electric current generation module 3 is to automobile fuse output current signal to be measured.
Specifically, electric current generation module 3 includes dash current unit 32 and afterflow unit 31, dash current unit 32 and continuous
31 parallel running of unit is flowed, the electric current that the electric current and afterflow unit 31 that dash current unit 32 generates generate passes through superpositing unit 33
It is overlapped.Wherein, in afterflow unit 31 include power supply and load unit, control module 2 can by control power supply capacity or
The size of load input by load unit controls the size of freewheel current signal.Dash current unit 32 includes capacitor list
The size of member, capacitance input by capacitor cell is generally required according to current examination criteria, electric current of testing capacitor etc.
Grade and the size of load determine.Wherein, superpositing unit 33 can be an add circuit.
Specifically, size of the control module 2 by analysis test current value, calculates investment required for load unit first
Load size, that is, load value to be put into；Then, in conjunction with the time constant of electric current, investment required for capacitor cell is calculated
Capacitance, that is, capacitance to be put into control the size and impact of the freewheel current signal of the generation of afterflow unit 31 with this
The size for the dash current signal that current unit 32 generates, the two is synthesized to obtain the electricity for being used to export to automobile fuse to be measured
Signal is flowed, current signal here is the transient impact electricity of automobile fuse performance detection device simulation provided by the present invention
Flow signal.It is understood that the present invention obtains the side of current signal using freewheel current signal and dash current Signal averaging
Formula, it is possible to reduce the number of capacitor cell charge and discharge ensures the service life of capacitor cell, while it is long-term not need load unit
Electric current is born, so that detection device is not susceptible to failure, has further ensured testing efficiency.It is understood that in above-mentioned control
In the process, afterflow unit 31 and dash current unit 32 are mutually indepedent, non-interference, and are not electrified for a long time, in conjunction with software logic
Control, while accomplishing a tractor serves several purposes, effectively reduces the size of resistive load.
Embodiment as one preferred, load unit are the load unit for including multiple resistive loads, afterflow unit 31
It further include multiple first switches, first switch connects one to one with resistive load；
It then controls load unit and puts into the process of corresponding with load value to be put into load and be specially：
It treats investment load value and is handled to obtain load switching signal, control to be closed the by loading switching signal
One closes the switch, so that load unit puts into resistive load corresponding with load value to be put into.
Embodiment as one preferred, capacitor cell are the capacitor cell for including multiple capacitors, dash current unit
32 further include multiple second switches, and second switch connects one to one with capacitor；
It then controls capacitor cell and puts into the process of corresponding with capacitance to be put into capacitor and be specially：
It treats investment capacitance to be handled to obtain capacitor switching signal, controls to be closed the by capacitor switching signal
Two close the switch, so that capacitor cell puts into capacitor corresponding with capacitance to be put into.
Specifically, include the load unit being made of multiple resistive loads and multiple first switches in afterflow unit 31,
Each resistive load and first switch are connected in series, and are denoted as a load branch, are connected in parallel between each load branch, impact
It include the capacitor cell and multiple second switches being made of multiple capacitors, each capacitor and second in current unit 32
Switch is connected in series, and is denoted as a capacitive branch, is connected in parallel between each capacitive branch.Referring to shown in Fig. 3, resistive load with
Resistance form indicates, is denoted as R respectively1、R2To Rn, first switch is denoted as K respectively11、K12To K1n, capacitor is denoted as C respectively1、C2Extremely
Cn, second switch is denoted as K respectively21、K22To K2n, wherein it further include will not recoil for ensureing electric current two in afterflow unit 31
Pole pipe D1。
Specifically, control module 2 calculates load value to be put by analysis test current value；Then, in conjunction with electric current
Time constant calculates capacitance to be put into, and according to load value to be put into and capacitance to be put into, generates corresponding Digital Logic
Signal (can be pwm pulse signal or contact signal etc.) be controlled, digital logic control signals generate switching letter after DA is converted
Number, which determines to be closed first according to switching signal by the switching of control first switch and the second switch
Switch and second switch are realized with this to dash current to control the ON/OFF of each capacitive branch and each load branch
The two, is synthesized the great instantaneous current signal simulated (i.e. by the control of the size of the size and freewheel current signal of signal
Output signal), it realizes simply, and the device needed is less, reduces automobile fusing provided by the present invention to a certain extent
The volume of device device for detecting performance.
Referring to figure 4., Fig. 4 is the structural representation of another automobile fuse performance detection device provided by the present invention
Figure, the automobile fuse performance detection device is on the basis of the above embodiments：
Embodiment as one preferred, the automobile fuse performance detection device further include：
Monitoring module 5 obtains practical electricity according to current signal for obtaining the current signal of the output of electric current generation module 3
Actual current value is fed back to control module 2 by flow valuve；
Then control module 2 are also used to when actual current value is unsatisfactory for preset condition, are calculated newly according to actual current value
Load value to be put into and new capacitance to be put into；The load corresponding with new load value to be put into of load unit investment is controlled,
Afterflow unit 31 is set to export new freewheel current signal；And control capacitor cell investment electricity corresponding with new capacitance to be put into
Hold, dash current unit 32 is made to export new dash current signal；
Then superpositing unit 33 are also used to obtain new freewheel current signal and new dash current Signal averaging new
Current signal, so that electric current generation module 3 exports new current signal to automobile fuse to be measured.
Specifically, before the current signal that will be simulated inputs automobile fuse to be measured, it can also be real-time by monitoring module 5
Current signal, the voltage signal etc. that electric current generation module 3 exports are obtained, and feeds back to control module 2, specifically, being believed with electric current
For number, the current signal of acquisition is judged, including judges whether the corresponding current value of current signal meets preset value,
Whether waveform meets corresponding waveform of preset rules etc., is improved by conditioning circuit current signal, the knot of conditioning circuit
Referring to Figure 5, the current signal after conditioning is sent to AD conversion unit and is converted structure schematic diagram, the number being then converted to
Word signal (current value) is transmitted to control module 2, so that control module 2 completes the operation and transmission of related data.Monitoring module 5
In include sensor or acquisition chip for collection voltages signal or current signal.
Specifically, when the corresponding actual current value of current signal that electric current generation module 3 exports is unsatisfactory for preset condition,
Illustrate to need to adjust control parameter, control parameter here includes capacitance, load value to be put into and power supply capacity to be put into
Deng, it is contemplated that there may be some inevitable errors in practical applications, therefore, preset condition here refers to permission
The range that test current value fluctuates up and down.Control module 2 recalculates load value to be put into according to actual current value, and according to new
Load value to be put into and the parameters such as time constant calculate new capacitance to be put into, regenerate switching instruction, control wait close
The closure of the first switch and the second switch of conjunction controls the disconnection of other first switch and the second switches, exports new current signal,
Certain monitoring module 5 can also be acquired and convert to new current signal, and feed back to control module 2, until the electricity of output
Until stream signal meets test condition, i.e., actual current value meets test current value, and output waveform meets preset rules etc., then will
Current signal is exported to automobile fuse to be measured, carries out performance detection, further improves detection efficiency and detection accuracy, and this
Invention can automatically adjust the size of the current signal of the output of electric current generation module 3, closed loop feedback accurately be realized, to improve
Reliability and safety of the invention.Correspondingly, passing through actual current value to impact current signal and freewheel current signal
When being adjusted, the size of the size and freewheel current signal that need to guarantee dash current signal is in automobile fuse examination criteria
Specified detection current range in.
Embodiment as one preferred, dash current unit 32 further include pressure regulation unit 321 and rectifier bridge 322；
Pressure regulation unit 321 is also used to export with new wait throw for exporting alternating voltage corresponding with capacitance to be put into
Enter the corresponding alternating voltage of capacitance；
Rectifier bridge 322, for alternating voltage to be converted into DC voltage.
Specifically, size of the pressure regulation unit 321 connecting with electric network source according to capacitance to be put into, adjusts its output
Alternating voltage realizes the control to 322 input voltage of rectifier bridge, to realize the control to capacitor cell both end voltage, in turn
Realize the control to impact current signal size.Wherein, pressure regulation unit 321 can use loop resistance method, PWM control methods and change
Transformer voltage ratio adjusting method etc..
Embodiment as one preferred, the automobile fuse performance detection device further include：
Memory module, for storing the detection data of automobile fuse to be measured.
Specifically, after detecting to a certain automobile fuse to be measured detection data should be recorded and stored, here
Detection data, including test parameters, the state of automobile fuse to be measured, test current value, actual current value, deviation, test name
Claim etc., so as to subsequent examination, call.
It is recorded specifically, the mode of recording detection data can be by way of table, concrete form is referred to
Table 1.
The detection data table of the automobile fuse to be measured of table 1
| Test name | Test parameters | Actual value | Deviation % |
| 2Ir | 100.0A | 100.4A | -0.4 |
| 2Ir-1.3Ir | 0.250S | 0.248S | 0.8 |
| Steady-state current 0.5Ir or more | ≥25A | 26.0A | Meet |
| Current duration | 10S | 10.06S | -0.6 |
| The a cycle duration | 60S | 60.1S | -0.2 |
Embodiment as one preferred, setup module 1 are host computer.
Specifically, test parameters can be arranged by host computer, host computer is made of industrial personal computer and man-machine interface, industrial personal computer
By the link control modules such as RS485 2, man-machine interface passes through RS232 serial ports link control module 2.
Correspondingly, in order to meet the requirement of industry 4.0, the concept of Internet of Things has obtained answering extensively in more field
With proposing requirements at the higher level to the network-enabled intelligent of detection device.Automobile fuse performance detection dress provided by the present invention
It sets and is integrated with various communication interfaces, the modes such as ModBUS, Ethernet and wireless telecommunications can be provided and directly led to host computer
Letter, can directly receive the dependent instruction of host computer, can also will test data and be transmitted directly to host computer, host computer is receiving phase
After closing information, the operation such as secondary development and data sharing can be carried out according to user demand.
Embodiment as one preferred, setup module 1 are human-computer interaction module.
Embodiment as one preferred, human-computer interaction module include touch screen.
Certainly, it can also be configured by human-computer interaction module in addition to that test parameters can be arranged by host computer, this
Human-computer interaction module in invention can be realized using keyboard and independent display mode, can also be realized using touch screen.Using
When keyboard and independent display mode are realized, test parameters can be inputted by keyboard, with independent display portion (can for liquid crystal display or
Charactron mode) realize detection data displaying.By the collective effect of keyboard and independent display portion, finishing man-machine interaction
Function, this kind of mode is relatively inexpensive, and multiple choices demand can be provided for client.Correspondingly, there is knot by the way of touch screen
Structure is simple, realizes the advantages that facilitating, and can promote the intelligence degree of automobile fuse performance detection device, and atmosphere is beautiful,
Friendly interface can realize that related communication function, control module 2 can pass through by the configuration function built in touch screen
The communication modes such as RS485 are directly communicated with touch screen, receive the correlation detection signal that touch screen issues, and by coherent detection
Data are transmitted directly to touch screen.The integrated advanced development function of touch screen is utilized, realizes that good human-computer interaction, raising are set
Standby lasting scalability equally can satisfy different Client application demands.
In conclusion a kind of automobile fuse performance detection device provided by the invention is at work, by host computer or people
Machine interactive module setting test parameters analyzes test parameters after module 2 to be controlled receives the test parameters of setting,
And export corresponding control signal, which generates and is tested automobile fuse to be measured after data conversion
Current signal is inputted automobile fuse to be measured by current signal, to simulate great instantaneous current signal to automobile fuse to be measured
Performance detected, record and store the detection data of the automobile fuse to be measured, and it is defeated by control module 2 to will test data
Out to host computer or human-computer interaction module, the detection data is shown will pass through host computer or human-computer interaction module.The present invention can
Generate multiple waveforms, the size of test current can be automatically adjusted, accurately realize closed loop feedback, and have it is stronger intelligent and
Communication function, it is convenient test, quick, measuring accuracy and efficiency are improved, the automobile automobile of current all standards can be not only met
Fuse examination criteria demand, also greatly reduces the volume of automobile fuse performance detection device, increases automobile fuse
The versatility of device for detecting performance, practical value with higher.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of automobile fuse performance detection device, which is characterized in that including setup module, control module, electric current generates mould
Block, feedback module, wherein：
The setup module includes test current value in the test parameters for test parameters to be arranged；
The control module, it is defeated to automobile fuse to be measured for controlling the electric current generation module according to the test current value
Current signal corresponding with the test current value out；
The feedback module, for feeding back the state of the automobile fuse to be measured after accessing the current signal.
2. automobile fuse performance detection device according to claim 1, which is characterized in that the electric current generation module packet
Afterflow unit, dash current unit and superpositing unit are included, includes load unit, the dash current unit in the afterflow unit
In include capacitor cell；
The control module is specifically used for：
Load value to be put into and capacitance to be put into are calculated according to the test current value；
The load corresponding with the load value to be put into of load unit investment is controlled, keeps the afterflow unit output afterflow electric
Flow signal；And capacitor cell investment capacitor corresponding with the capacitance to be put into is controlled, make the dash current unit
Export dash current signal；
Correspondingly, the superpositing unit, for obtaining electric current for the freewheel current signal and the dash current Signal averaging
Signal, so that the electric current generation module exports the current signal to automobile fuse to be measured.
3. automobile fuse performance detection device according to claim 2, which is characterized in that the load unit is to include
The load unit of multiple resistive loads, the afterflow unit further include multiple first switches, the first switch with it is described resistive
Load connects one to one；
Then the process of control load unit investment load corresponding with the load value to be put into is specially：
The load value to be put into is handled to obtain load switching signal, is controlled by the load switching signal to be closed
First switch closure so that the load unit investment resistive load corresponding with the load value to be put into.
4. automobile fuse performance detection device according to claim 3, which is characterized in that the capacitor cell is to include
The capacitor cell of multiple capacitors, the dash current unit further include multiple second switches, the second switch and the electricity
Container connects one to one；
Then the process of control capacitor cell investment capacitor corresponding with the capacitance to be put into is specially：
The capacitance to be put into is handled to obtain capacitor switching signal, is controlled by the capacitor switching signal to be closed
Second switch closure so that the capacitor cell investment capacitor corresponding with the capacitance to be put into.
5. automobile fuse performance detection device according to claim 4, which is characterized in that automobile fuse performance inspection
Surveying device further includes：
Monitoring module for obtaining the current signal of the electric current generation module output, and obtains reality according to the current signal
The actual current value is fed back to the control module by border current value；
The then control module is also used to when the actual current value is unsatisfactory for preset condition, according to the actual current value
Calculate new load value to be put into and new capacitance to be put into；Control load unit investment and newly negative wait put into
Load is worth corresponding load, and the afterflow unit is made to export new freewheel current signal；And control the capacitor cell investment and institute
The corresponding capacitor of new capacitance to be put into is stated, the dash current unit is made to export new dash current signal；
The then superpositing unit is also used to obtain the new freewheel current signal and the new dash current Signal averaging
To new current signal, so that the electric current generation module exports the new current signal to the automobile fuse to be measured.
6. automobile fuse performance detection device according to claim 5, which is characterized in that the dash current unit is also
Including pressure regulation unit and rectifier bridge；
The pressure regulation unit, for exporting alternating voltage corresponding with the capacitance to be put into, be also used to export with it is described newly
The corresponding alternating voltage of capacitance to be put into；
The rectifier bridge, for the alternating voltage to be converted into DC voltage.
7. automobile fuse performance detection device described in -6 any one according to claim 1, which is characterized in that the automobile is molten
Disconnected device device for detecting performance further includes：
Memory module, for storing the detection data of the automobile fuse to be measured.
8. automobile fuse performance detection device according to claim 7, which is characterized in that the setup module is upper
Machine.
9. automobile fuse performance detection device according to claim 7, which is characterized in that the setup module is man-machine
Interactive module.
10. automobile fuse performance detection device according to claim 9, which is characterized in that the human-computer interaction module
Including touch screen.
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| CN114002591A (en) * | 2020-07-28 | 2022-02-01 | 株洲中车时代电气股份有限公司 | Locomotive servicing test switch detection method and device and related components |
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| CN117607756A (en) * | 2024-01-18 | 2024-02-27 | 杭州布雷科电气有限公司 | Fuse performance test platform based on antagonistic neural network |
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