CN107843796A - Armored vehicle chassis electronic equipment detection means - Google Patents
Armored vehicle chassis electronic equipment detection means Download PDFInfo
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- CN107843796A CN107843796A CN201711276060.6A CN201711276060A CN107843796A CN 107843796 A CN107843796 A CN 107843796A CN 201711276060 A CN201711276060 A CN 201711276060A CN 107843796 A CN107843796 A CN 107843796A
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- 238000001514 detection method Methods 0.000 title claims abstract description 55
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 18
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- 230000005611 electricity Effects 0.000 claims description 17
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- 101100015484 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) GPA1 gene Proteins 0.000 claims description 3
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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
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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Abstract
The invention discloses armored vehicle chassis electronic equipment detection means, include model IMQX6Q processor main board, also include the analog signal generator that can at least produce 4 type signals, the analog signal detection device of 4 type signals can at least be gathered, capacitance touch liquid crystal panel and multiplexer switch, analog signal generator, analog signal detection device and capacitance touch liquid crystal panel are both connected in processor main board, CAN data collector and SD storage cards are also connected with processor main board, analog signal generator is also sequentially connected multiplexer switch and analog signal output interface, analog signal detection device is also sequentially connected multiplexer switch and analog input interface.The present invention passes through said structure, using function port multiplex design method, simplify signaling interface, increase signal type, the output of integration of equipments polymorphic type multi-parameter analog signal and input detection function, CAN is provided simultaneously and realizes data transmit-receive and the selective store function to receiving data, the production of chassis electronics, maintenance and state analysis are convenient and swift.
Description
Technical field
The present invention relates to the troubleshooting of armored vehicle chassis electronic equipment and performance detection field, and in particular to armored vehicle chassis electricity
Sub- assembly detection apparatus.
Background technology
In the life-span course of armored vehicle, various electronic failures are frequently encountered.Due to armored vehicle
Production is to complete production assembling by main engine plants, and electronic equipment designs for external coordination manufacturer production, and this when may be because of each
Kind of reason causes the incompatible or other problemses of equipment, different from civilian vehicle, in the production of armored vehicle and use environment by
In the limitation and particularity of condition, often because of the erroneous judgement to the source of trouble or the source of trouble can not be found after failure generation
And influence manufacturing schedule and play the tactical qualities of weaponry.
With the continuous development of electronic technology and the update of armored vehicle, the complexity of armored vehicle electronic apparatus system
Degree is also lifted therewith.For vehicle chassis electronic system, miscellaneous sensor, collector, driver, controller, manipulation
The equipment such as panel and display is also more and more, and the maintenance increased undoubtedly to the later stage of electronic equipment brings test, at this moment
Certain efficient means is needed to be quickly found out trouble point to exclude to trouble point and in time, lifts the scientific research life of armored vehicle
Produce efficiency and logistics support ability.
The content of the invention
The technical problems to be solved by the invention are to be quickly found out chassis trouble point so as to the timely exclusion in trouble point, purpose
It is to provide armored vehicle chassis electronic equipment detection means, using function port multiplex design method, simplifies signaling interface, increase
Signal type, the output of integration of equipments polymorphic type multi-parameter analog signal and input detection function, while CAN realization is provided
Data transmit-receive and the selective store function to receiving data, production, maintenance and the state analysis of chassis electronics facilitate fast
It is prompt.
The present invention is achieved through the following technical solutions：
Armored vehicle chassis electronic equipment detection means, includes model IMQX6Q processor main board, in addition at least can
Enough produce the analog signal generator of 4 type signals, can at least gather analog signal detection device, the electricity of 4 type signals
Hold touch LCD panel and multiplexer switch, analog signal generator, analog signal detection device and capacitance touch liquid crystal panel
It is both connected in processor main board, CAN data collector and SD storage cards, analog signal is also connected with processor main board
Generator is also sequentially connected multiplexer switch and analog signal output interface, and analog signal detection device is also sequentially connected multichannel and answered
With switch and analog input interface.
The armored vehicle chassis electronic equipment detection means is using electric capacity liquid crystal touch panel as man-machine interaction medium, function
Selection and parameter setting can be selected by way of touch and typing, select input signal Source Type or output letter generator class
Type and setting signal parameter, also data can be specified to receive and send by CAN interface, so as to reach detection and analysis letter
Number source and the running status and characteristic of signal target equipment, after device fails also can by simulation input output signal come
The source of trouble is identified, it is more convenient to check and operate.The input of analog signal generator and analog signal detection device analog signals
Output realizes single interface input and output using multiplexer switch, and input and output analog signal types are various, and EBI uses
High noise immunity CAN data collector realizes data transmit-receive, receives and dispatches convenient and swift.Multi-media safety digital card SD storage cards
Use, possess input signal record work(, greatly expand the data storage function of equipment, can well adapt to and meet specific
Application environment, as needed record specify data source, be easy to analyze under line so that in the whole life span of panzer all
Can tracking mode and timely solution failure.This programme interface is simple, feature-rich, using function port multiplex design method, letter
Change signaling interface, increase signal type, the output of integration of equipments polymorphic type multi-parameter analog signal and input detection function, simultaneously
CAN is provided and realizes data transmit-receive and the selective store function to receiving data, convenient production to chassis electronics,
Maintenance and state analysis, adapt to the comprehensive detection and maintenance task of current armored vehicle chassis electronics.This programme may be used also
Made to customize design according to special installation, the more efficient and more friendly man-machine interface of equipment can be made.Using CAN2.0B
J1939.71 International Standards enter row data communication.The present invention is different from traditional detection means, subtracts detection device quantity
Few, detection mode is more flexible, and operation is simpler, improves production and the technicalization and intelligent level that ensure after sale.
Preferably, capacitance touch liquid crystal panel is connected using LVDS interface with processor main board.
Preferably, the multiplex switch includes multiple hilted broadsword single turn switches being connected in parallel.
Preferably, in addition to it is processor main board, analog signal generator, analog signal detection device, capacitance touch liquid crystal
Panel and CAN data collector provide the PMU of power supply.
Preferably, analog signal generator can produce voltage signal, frequency signal, current signal and resistance signal, mould
Intending signal detector being capable of collection voltages signal, frequency signal, current signal and resistance signal.
Preferably, the analog signal detection device includes single interface input polymorphic type circuit, PWM process circuits, voltage letter
Number or switching signal identification circuit, voltage follower circuit and collection current signal circuit, the single interface input polymorphic type
Circuit includes triode T1, triode T2, triode T3, triode T4, relay H1, relay H2, relay H3 and relay
Resistance R2 is connected between device H4, triode T1 base stage and emitter stage, triode T1 base stage is also connected with resistance R1 one end, resistance
The R1 other ends connect K1 signal ends, triode T1 collector connection relay H1 one end, relay H1 the other end connection+
26V power supplys, triode T1 grounded emitter, relay H1 can gate to switch S1, switch S1 moved end connection
SIG_IN0 signal ends, switch S1 not moved end connecting valve S2 not moved end；Electricity is connected between triode T2 base stage and emitter stage
R4 is hindered, triode T1 base stage is also connected with resistance R3 one end, resistance R3 other ends connection K2 signal ends, triode T1 colelctor electrode
Connect relay H2 one end, relay H2 other end connection+26V power supplys, triode T2 grounded emitter, relay H2
Switch S2 can be gated, switch S2 moved end connection SIG_IN1 signal ends, moved end connecting valve S3 is not or not switch S2
Moved end；Resistance R6 is connected between triode T3 base stage and emitter stage, triode T3 base stage is also connected with resistance R5 one end, resistance
The R5 other ends connect K3 signal ends, triode T3 collector connection relay H3 one end, relay H3 the other end connection+
26V power supplys, triode T3 grounded emitter, relay H3 can gate to switch S3, switch S3 moved end connection
SIG_IN2 signal ends, switch S3 not moved end connecting valve S4 not moved end；Electricity is connected between triode T4 base stage and emitter stage
R8 is hindered, triode T4 base stage is also connected with resistance R7 one end, resistance R7 other ends connection K4 signal ends, triode T4 colelctor electrode
Connect relay H4 one end, relay H4 other end connection+26V power supplys, triode T4 grounded emitter, relay H4
Switch S4 can be gated, switch S4 moved end connection SIG_IN3 signal ends；The PWM process circuits include resistance R9,
Resistance R10, resistance R11, triode T5, diode D1 and inductance C1, resistance R9 one end connection SIG_IN0 signal ends, the other end
Connect resistance R10 one end, resistance R10, diode D1 positive pole and triode T5 grounded emitter, resistance R9 and resistance R10
Public connecting end connecting triode T5 base stage, diode D1 negative pole and electric capacity C1 one end are all connected with triode T5 base
Pole, triode T5 colelctor electrode connection resistance R11 one end and P_IN signal ends；Voltage signal or switching signal identification circuit
Including the resistance R12, resistance R13 and resistance R14 being sequentially connected in series, resistance R12 one end is also connected with+26V power supplys, in resistance
R14 both ends also shunt inductance C2, SIG_IN1 signal ends, resistance are also connected with resistance R12 and resistance R13 public connecting end
R13 and resistance R14 public connecting end are also connected with V_IN signal ends；Voltage follower circuit includes operational amplifier A, triode
T6, resistance R15, inductance C3, inductance C4 and inductance C5, the inverting input of operational amplifier A and triode T6 emitter stage connect
Connect, triode T6 emitter stage is also connected with resistance R15 one end, resistance R15 other end connection SIG_IN2 signal ends, computing
Amplifier A in-phase input end connects+5V power supplys simultaneously, is gone here and there successively between the in-phase input end of operational amplifier A and port 5
Join electric capacity C4 and electric capacity C3, electric capacity C4 and electric capacity C3 are grounded, and the port 5 of operational amplifier A connects+12V power supplys, operational amplifier
A port 2 is grounded, the output end connecting triode T6 of operational amplifier A base stage, and triode T6 colelctor electrode connects fortune simultaneously
Calculate amplifier A port 5 and electric capacity C5 one end, electric capacity C5 other ends ground connection；The collection current signal circuit includes resistance
R16, resistance R17 and electric capacity C6, resistance R16 and resistance R17 are connected in series, and electric capacity C6 is connected in parallel on resistance R16 both ends, electric capacity C and
Resistance R16 one end is grounded, and SIG_IN3 signal ends connect resistance R16 and resistance R17 public connecting end, and resistance R17 one end is also
Connect I_IN signal ends.
Preferably, the analog signal generator include single interface output polymorphic type on-off circuit, voltage control circuit and
Programmable resistance pio chip DS6203 circuits, single interface output polymorphic type on-off circuit include triode T11, triode
T12, triode T13, relay H11, relay H12 and relay H13, connected between triode T11 base stage and emitter stage
Resistance R12, triode T11 base stage are also connected with resistance R11 one end, resistance R11 other ends connection K5 signal ends, triode T11
Collector connection relay H11 one end, relay H11 other end connection+26V power supplys, triode T11 emitter stage connects
Ground, relay H11 can gate to switch S11, switch S11 moved end connection SIG_OUT0 signal ends, and switch S11 is motionless
Hold connecting valve S12 not moved end；Resistance R14, triode T12 base stage are connected between triode T12 base stage and emitter stage
Resistance R13 one end is also connected with, the resistance R13 other ends connect K6 signal ends, triode T12 collector connection relay H12's
One end, relay H12 other end connection+26V power supplys, triode T12 grounded emitter, relay H12 can be to switches
S12 is gated, and switchs S12 moved end connection SIG_OUT1 signal ends, switch S12 not moved end connecting valve S13 not moved end；
Resistance R16 is connected between triode T13 base stage and emitter stage, triode T13 base stage is also connected with resistance R15 one end, resistance
The R15 other ends connect K6 signal ends, triode T13 collector connection relay H13 one end, the relay H13 other end
Connection+26V power supplys, triode T13 grounded emitter, relay H13 can gate to switch S13, switch the dynamic of S13
End connection SIG_OUT2 signal ends；The voltage control circuit includes operational amplifier A 11, operational amplifier A 12, operation amplifier
Device A13, triode T14, triode T15, triode T16 and triode T17, the in-phase input end of operational amplifier A 11 and end
Electric capacity C12 and electric capacity C11 are sequentially connected in series between mouth 5, the in-phase input end of operational amplifier A 11 is also connected with resistance R17 one end, electricity
R17 other ends connection DAC1 signal ends are hindered, resistance R19 is also connected between the inverting input and output end of operational amplifier A 11,
Be also connected with pull down resistor R18 on the inverting input of operational amplifier A 11, the port 5 and port 2 of operational amplifier A 11 according to
Secondary connection+26V power supplys and earth terminal, electric capacity C11 and electric capacity C12 one end are grounded, the output end of operational amplifier A 11 and computing
Resistance R120 is also connected between amplifier A12 in-phase input end, between the in-phase input end of operational amplifier A 12 and port 5
Electric capacity C14 and electric capacity C13 are sequentially connected in series, the port 5 and port 2 of operational amplifier A 12 are sequentially connected+26V power supplys and earth terminal,
Electric capacity C14 and electric capacity C13 one end are grounded, and are connected between the inverting input of operational amplifier A 12 and triode T14 emitter stage
Connecting resistance R124, resistance R123, operation amplifier are also connected between the port 2 of operational amplifier A 12 and triode T14 emitter stage
Diode D11 and resistance R122 are sequentially connected in series between device A12 port 5 and triode T14 colelctor electrode, diode D11 is just
Pole concatenation operation amplifier A12 port 5, triode T14 colelctor electrode are connected with triode T15 base stage, triode T15's
Resistance R121 is also connected between emitter stage and+26V power supplys, triode T15 colelctor electrode is also connected with resistance R125 one end, resistance
R125 another termination SIG_OUT1 signal ends, are connected between the output end of operational amplifier A 11 and triode T16 colelctor electrode
Resistance R126, triode T16 grounded emitter, triode T16 base stage connection drop-down electric capacity C15, resistance R127 one end connects
Connect PMW signal ends, other end connection resistance R128 one end, resistance R128 other ends ground connection, triode T16 colelctor electrode and computing
Resistance R129 is also connected between amplifier A13 in-phase input end, between the in-phase input end of operational amplifier A 13 and port 5
Electric capacity C16 and electric capacity C17 are sequentially connected in series, the port 5 and port 2 of operational amplifier A 13 are sequentially connected+26V power supplys and earth terminal,
Electric capacity C16 and electric capacity C17 one end are grounded, and the output end of operational amplifier A 13 connects with triode T17 base stage, triode
T17 colelctor electrode and the port 5 of operational amplifier A 13 connect, triode T17 emitter stage simultaneously with operational amplifier A 13
Inverting input connects with SIG_OUT0 signal ends；The programmable resistance pio chip DS6203 circuits include programmable resistance
Resistance R132 and electricity are sequentially connected in series between pio chip DS6203, programmable resistance pio chip DS6203 HD ends and VCC ends
Hold C18, programmable resistance pio chip DS6203 HD ends are also connected with SIG_OUT2 signal ends, electric capacity C18 one end ground connection, can compiled
Resistance R131, programmable resistance pio chip DS6203 are also connected between journey resistance pio chip DS6203 SDA ends and VCC ends
SCL ends and VCC ends between series resistance R130, programmable resistance pio chip DS6203 VCC termination+50V power supplys, GND
End and ADD_SEL ends ground connection.
The present invention compared with prior art, has the following advantages and advantages：
1st, the present invention can be led to using electric capacity liquid crystal touch panel as man-machine interaction medium, function selection and parameter setting
Cross the mode touched to select and typing, select input signal Source Type or output letter generator type and setting signal parameter,
Data can be specified to receive and send by CAN interface, so as to reach detection and signal Analysis source and signal target equipment
Running status and characteristic, also the source of trouble can be identified by simulation input output signal after device fails, check and
Operation is more convenient.
2nd, the input and output of analog signal generator and analog signal detection device analog signals use multichannel in the present invention
Multiplex switch realizes single interface input and output, and input and output analog signal types are various, and interface is simple, feature-rich, integrates more
The output of type multi-parameter analog signal and input detection function, EBI use high noise immunity CAN data transmit-receive
Device realizes that data transmit-receive and the selectivity to receiving data store, and transmitting-receiving is convenient and swift, convenient production to chassis electronics,
Maintenance and state analysis, adapt to the comprehensive detection and maintenance task of current armored vehicle chassis electronics.
3rd, in the present invention SD storage cards use, possess input signal record work(, greatly expand the data storage of equipment
Function, it can well adapt to and meet specific application environment, record specifies data source as needed, is easy to analyze under line, makes
Obtaining can tracking mode and timely solution failure in the whole life span of panzer.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is principle of the invention block diagram；
Fig. 2 is analog signal detection device circuit diagram；
Fig. 3 is analog signal generator circuit diagram.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1：
As Figure 1-3, the present invention includes armored vehicle chassis electronic equipment detection means, includes model IMQX6Q place
Device mainboard is managed, in addition to can at least produce the analog signal generator of 4 type signals, can at least gather 4 types letter
Number analog signal detection device, capacitance touch liquid crystal panel and multiplexer switch, analog signal generator, analog signal detection
Device and capacitance touch liquid crystal panel are both connected in processor main board, and CAN data transmit-receive is also connected with processor main board
Device and SD storage cards, analog signal generator are also sequentially connected multiplexer switch and analog signal output interface, analog signal
Detector is also sequentially connected multiplexer switch and analog input interface.
IMQX6Q processor main boards are 4 core processors, and monokaryon highest runs dominant frequency up to 1GHz, and supports 2D/3D to scheme
As accelerator, possesses abundant Peripheral Interface, including simulation using passage, CAN peripheral hardware, dac channel, arteries and veins
Modulated output, memory expansion etc..Processor main board is circumscribed with 8G eMMC, 1G RAM.SD storage cards are maximum to support 32G
Multi-medium data safety card, can be achieved big data quantity storage.
CAN has been widely used in each automation control system, in vehicle electric field, CAN conduct
An a kind of standard for weighing automobile class, CAN is widely applied on high-grade car at present.In the detection means
CAN data collector use isolated can peripheral hardware, using the international CAN communication protocols of SAE J1939, incite somebody to action from
Body is accessed in vehicle-mounted CAN bus system as an isolated node in CAN, so as to realize bus data resource-sharing,
It is convenient that information of vehicles is received and transmitted.
The armored vehicle chassis electronic equipment detection means is using electric capacity liquid crystal touch panel as man-machine interaction medium, function
Selection and parameter setting can be selected by way of touch and typing, select input signal Source Type or output letter generator class
Type and setting signal parameter, also data can be specified to receive and send by CAN interface, so as to reach detection and analysis letter
Number source and the running status and characteristic of signal target equipment, after device fails also can by simulation input output signal come
The source of trouble is identified, it is more convenient to check and operate.The input of analog signal generator and analog signal detection device analog signals
Output realizes single interface input and output using multiplexer switch, and input and output analog signal types are various, and EBI uses
High noise immunity CAN data collector realizes data transmit-receive, receives and dispatches convenient and swift.Multi-media safety digital card SD storage cards
Use, possess input signal record work(, greatly expand the data storage function of equipment, can well adapt to and meet specific
Application environment, as needed record specify data source, be easy to analyze under line so that in the whole life span of panzer all
Can tracking mode and timely solution failure.This programme interface is simple, feature-rich, using function port multiplex design method, letter
Change signaling interface, increase signal type, the output of integration of equipments polymorphic type multi-parameter analog signal and input detection function, simultaneously
CAN is provided and realizes data transmit-receive and the selective store function to receiving data, convenient production to chassis electronics,
Maintenance and state analysis, adapt to the comprehensive detection and maintenance task of current armored vehicle chassis electronics.This programme may be used also
Made to customize design according to special installation, the more efficient and more friendly man-machine interface of equipment can be made.Using CAN2.0B
J1939.71 International Standards enter row data communication.The present invention is different from traditional detection means, subtracts detection device quantity
Few, detection mode is more flexible, and operation is simpler, improves production and the technicalization and intelligent level that ensure after sale.
Embodiment 2：
The present embodiment is preferably as follows on the basis of embodiment 1：Capacitance touch liquid crystal panel is using LVDS interface and processing
Device mainboard connects.LVDS is the abbreviation of low-voltage differential signal, it is ensured that effective transmission of image data.Capacitance touch
Liquid crystal panel realizes man-machine interaction using touch manner, and the operations such as real-time display and the function selection of data can be achieved.
The multiplex switch includes multiple hilted broadsword single turn switches being connected in parallel.
Also include for processor main board, analog signal generator, analog signal detection device, capacitance touch liquid crystal panel and
CAN data collector provides the PMU of power supply.PMU uses golden rising Yang power module, output electricity
Pressure+12V, power output reach 30W, can fully meet back-end circuit and the power demands of liquid crystal display.The work of the power module
Reachable -40 DEG C~105 DEG C of temperature range, possesses perfect excessively stream, overvoltage, overtemperature protection.
Rear end is depressured to required voltage value, including 5V, 3.3V and 1.5V using linear voltage regulator.Use simultaneously
B0505N-1W isolation power supply modules are supplied to CAN transmission circuit insulating power supplies.
Analog signal generator can produce voltage signal, frequency signal, current signal and resistance signal, analog signal inspection
Surveying device being capable of collection voltages signal, frequency signal, current signal and resistance signal.
Analog signal detection device includes single interface input polymorphic type circuit, PWM process circuits, voltage signal or switch letter
Number identification circuit, voltage follower circuit and collection current signal circuit, single interface input polymorphic type circuit include three poles
Pipe T1, triode T2, triode T3, triode T4, relay H1, relay H2, relay H3 and relay H4, triode T1
Base stage and emitter stage between connect resistance R2, triode T1 base stage is also connected with resistance R1 one end, the connection of the resistance R1 other ends
K1 signal ends, triode T1 collector connection relay H1 one end, relay H1 other end connection+26V power supplys, three poles
Pipe T1 grounded emitter, relay H1 can gate to switch S1, switch S1 moved end connection SIG_IN0 signal ends,
Switch S1 not moved end connecting valve S2 not moved end；Resistance R4, triode T1 are connected between triode T2 base stage and emitter stage
Base stage be also connected with resistance R3 one end, resistance R3 other ends connection K2 signal ends, triode T1 collector connection relay H2
One end, relay H2 other end connection+26V power supplys, triode T2 grounded emitter, relay H2 can to switch S2
Gated, switch S2 moved end connection SIG_IN1 signal ends, switch S2 not moved end connecting valve S3 not moved end；Triode
Resistance R6 is connected between T3 base stage and emitter stage, triode T3 base stage is also connected with resistance R5 one end, and the resistance R5 other ends connect
Connect K3 signal ends, triode T3 collector connection relay H3 one end, relay H3 other end connection+26V power supplys, three
Pole pipe T3 grounded emitter, relay H3 can gate to switch S3, switch S3 moved end connection SIG_IN2 signals
End, switch S3 not moved end connecting valve S4 not moved end；Resistance R8, triode are connected between triode T4 base stage and emitter stage
T4 base stage is also connected with resistance R7 one end, resistance R7 other ends connection K4 signal ends, triode T4 collector connection relay
H4 one end, relay H4 other end connection+26V power supplys, triode T4 grounded emitter, relay H4 can be to switches
S4 is gated, and switchs S4 moved end connection SIG_IN3 signal ends；The PWM process circuits include resistance R9, resistance R10, electricity
Hinder R11, triode T5, diode D1 and inductance C1, resistance R9 one end connection SIG_IN0 signal ends, other end connection resistance R10
One end, resistance R10, diode D1 positive pole and triode T5 grounded emitter, resistance R9 and resistance R10 public connecting end
Connecting triode T5 base stage, diode D1 negative pole and electric capacity C1 one end are all connected with triode T5 base stage, triode T5's
Colelctor electrode connection resistance R11 one end and P_IN signal ends；Voltage signal or switching signal identification circuit include being sequentially connected in series
Resistance R12, resistance R13 and the resistance R14 of connection, resistance R12 one end are also connected with+26V power supplys, at resistance R14 both ends also
Shunt inductance C2, SIG_IN1 signal ends, resistance R13 and resistance R14 are also connected with resistance R12 and resistance R13 public connecting end
Public connecting end be also connected with V_IN signal ends；Voltage follower circuit include operational amplifier A, triode T6, resistance R15,
Inductance C3, inductance C4 and inductance C5, the inverting input of operational amplifier A connect with triode T6 emitter stage, triode T6
Emitter stage be also connected with resistance R15 one end, resistance R15 other end connection SIG_IN2 signal ends, operational amplifier A it is same
Phase input connects+5V power supplys simultaneously, be sequentially connected in series between the in-phase input end of operational amplifier A and port 5 electric capacity C4 and
Electric capacity C3, electric capacity C4 and electric capacity C3 are grounded, and the port 5 of operational amplifier A connects+12V power supplys, and the port 2 of operational amplifier A connects
Ground, the output end connecting triode T6 of operational amplifier A base stage, triode T6 colelctor electrode while concatenation operation amplifier A
Port 5 and electric capacity C5 one end, the electric capacity C5 other ends ground connection；The collection current signal circuit includes resistance R16, resistance R17
It is connected in series with electric capacity C6, resistance R16 and resistance R17, electric capacity C6 is connected in parallel on resistance R16 both ends, electric capacity C and resistance R16 one end
It is grounded, SIG_IN3 signal ends connect resistance R16 and resistance R17 public connecting end, and resistance R17 one end is also connected with I_IN letters
Number end.
The circuit design is that single interface inputs polymorphic type form reduction external interface, and input signal types can pass through electric capacity
Touch LCD panel is selected, and signal gating is carried out using small solid relay on circuit, then real by follow-up circuit again
Existing acquisition function.This circuit possesses counting, current acquisition, electrical resistance collection and the voltage of periods rules signal or switching signal is adopted
Collection.Marked as circuit corresponding to SIG_IN0 signal ends it is PWM process circuits in Fig. 2, for the sine wave to outside input, side
Involve the shaping of triangular wave, convert the signal into the pulse signal for the given voltage that processor can identify, processor passes through interior
Portion's timer module counts, so that it may learns the frequency of input signal.Marked as circuit corresponding to SIG_IN1 signal ends be for
Identification to voltage signal or switching signal, the knowledge to input voltage can be not only realized by the way of three electric resistance partial pressures
Not, vacant state can also be identified, this circuit is adapted to panzer voltage and switching signal circuit application, after being used after electric resistance partial pressure
The ADC collections at end obtain input signal.Circuit marked as SIG_IN2 signal ends is used to gather resistance signal, using amplifier and
Triode forms the voltage follower with enough driving forces, ensure that the scope of collection resistance.Marked as SIG_IN3 signals
The circuit at end is used to gather current signal, and the generic way that applied current turns voltage realizes current acquisition.The circuit realiration is same
When collection to polytype signal, single signal can only be acquired compare compared to existing technology, use is more square
Just it is simple.
It is defeated that analog signal generator includes single interface output polymorphic type on-off circuit, voltage control circuit and programmable resistance
Go out chip DS6203 circuits, single interface output polymorphic type on-off circuit includes triode T11, triode T12, triode
T13, relay H11, relay H12 and relay H13, connection resistance R12 between triode T11 base stage and emitter stage, three
Pole pipe T11 base stage is also connected with resistance R11 one end, resistance R11 other ends connection K5 signal ends, and triode T11 colelctor electrode connects
Contact relay H11 one end, relay H11 other end connection+26V power supplys, triode T11 grounded emitter, relay
H11 can gate to switch S11, switch S11 moved end connection SIG_OUT0 signal ends, switch S11 not open by moved end connection
Close S12 not moved end；Resistance R14 is connected between triode T12 base stage and emitter stage, triode T12 base stage is also connected with electricity
Hinder R13 one end, resistance R13 other ends connection K6 signal ends, triode T12 collector connection relay H12 one end, relay
Device H12 other end connection+26V power supplys, triode T12 grounded emitter, relay H12 can be selected switch S12
It is logical, switch S12 moved end connection SIG_OUT1 signal ends, switch S12 not moved end connecting valve S13 not moved end；Triode T13
Base stage and emitter stage between connect resistance R16, triode T13 base stage is also connected with resistance R15 one end, the resistance R15 other ends
Connect K6 signal ends, triode T13 collector connection relay H13 one end, relay H13 other end connection+26V electricity
Source, triode T13 grounded emitter, relay H13 can gate to switch S13, switch S13 moved end connection SIG_
OUT2 signal ends；The voltage control circuit includes operational amplifier A 11, operational amplifier A 12, operational amplifier A 13, three poles
Pipe T14, triode T15, triode T16 and triode T17, between the in-phase input end of operational amplifier A 11 and port 5 successively
Series capacitance C12 and electric capacity C11, the in-phase input end of operational amplifier A 11 are also connected with resistance R17 one end, the resistance R17 other ends
DAC1 signal ends are connected, resistance R19 are also connected between the inverting input and output end of operational amplifier A 11, in operation amplifier
Pull down resistor R18 is also connected with device A11 inverting input, the port 5 and port 2 of operational amplifier A 11 are sequentially connected+26V
Power supply and earth terminal, electric capacity C11 and electric capacity C12 one end are grounded, the output end and operational amplifier A 12 of operational amplifier A 11
In-phase input end between be also connected with resistance R120, be sequentially connected in series electricity between the in-phase input end of operational amplifier A 12 and port 5
Hold C14 and electric capacity C13, the port 5 and port 2 of operational amplifier A 12 are sequentially connected+26V power supplys and earth terminal, electric capacity C14 and
Electric capacity C13 one end is grounded, and resistance is connected between the inverting input of operational amplifier A 12 and triode T14 emitter stage
R124, resistance R123, operational amplifier A 12 are also connected between the port 2 of operational amplifier A 12 and triode T14 emitter stage
Port 5 and triode T14 colelctor electrode between be sequentially connected in series diode D11 and resistance R122, diode D11 positive pole connection
The port 5 of operational amplifier A 12, triode T14 colelctor electrode are connected with triode T15 base stage, triode T15 emitter stage
Resistance R121 is also connected between+26V power supplys, triode T15 colelctor electrode is also connected with resistance R125 one end, resistance R125's
Another termination SIG_OUT1 signal ends, resistance is connected between the output end of operational amplifier A 11 and triode T16 colelctor electrode
R126, triode T16 grounded emitter, triode T16 base stage connection drop-down electric capacity C15, resistance R127 one end connection PMW
Signal end, other end connection resistance R128 one end, resistance R128 other ends ground connection, triode T16 colelctor electrode and operation amplifier
Resistance R129 is also connected between device A13 in-phase input end, between the in-phase input end of operational amplifier A 13 and port 5 successively
Series capacitance C16 and electric capacity C17, the port 5 and port 2 of operational amplifier A 13 are sequentially connected+26V power supplys and earth terminal, electric capacity
C16 and electric capacity C17 one end are grounded, and the output end of operational amplifier A 13 connects with triode T17 base stage, triode T17's
The port 5 of colelctor electrode and operational amplifier A 13 connects, and triode T17 emitter stage is simultaneously anti-phase defeated with operational amplifier A 13
Enter end to connect with SIG_OUT0 signal ends；The programmable resistance pio chip DS6203 circuits include programmable resistance output core
Resistance R132 and electric capacity C18 are sequentially connected in series between piece DS6203, programmable resistance pio chip DS6203 HD ends and VCC ends,
Programmable resistance pio chip DS6203 HD ends are also connected with SIG_OUT2 signal ends, electric capacity C18 one end ground connection, programmable resistance
Resistance R131, programmable resistance pio chip DS6203 SCL are also connected between pio chip DS6203 SDA ends and VCC ends
End VCC ends between series resistance R130, programmable resistance pio chip DS6203 VCC termination+50V power supplys, GND ends and
ADD_SEL ends are grounded.
As shown in figure 3, the circuit is employed with the path selection similar mode described in Fig. 2 to realize that single interface is believed more
Number analog signal output.Output signal type at SIG_OUT0 signal ends is pulse signal or voltage signal, when need
When wanting output pulse signal, according to the port input pulse signal being arranged on marked as PWM, by defeated marked as DAC port
Go out analog voltage and then amplitude output signal is set to pulse signal by amplification, be so achieved that frequency and amplitude can be set
Signal, when pulse signal input terminal mouth export low level when SIG_OUT0 signal ends just become in order to voltage it is adjustable output this connect
Mouthful.It is voltage-controlled current source marked as circuit corresponding to SIG_OUT1 signal ends, control voltage is multiplexed SIG_OUT0 above
Signal end output voltage control circuit, current signal output using current feedback signal realize, principle be when in circuit for
NPN triodes in electric current when flowing through, pressure drop can be produced in the colelctor electrode and power supply of this triode, using in diode and right
Caused pressure drop on resistance is answered to penetrate pressure drop on the resistance drop between level and power supply and the Vbe of PNP triode equal to PNP triode
The equal principle of sum, this designs the influence that have ignored Ibe, then will be from the colelctor electrode output current signal of PNP triodes.
Resistance output signal uses programmable resistance pio chip DS6203, and this chip provides 2 road programmable resistance output interfaces, output
Resistance is respectively 20K and 30K, in this application, by setting output resistance in the form of resistance output port parallel resistance
Put target zone.The circuit can produce polytype signal simultaneously, compared to existing technology can only be to producing single signal
Compare, it is simple using enhanced convenience.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (7)
1. armored vehicle chassis electronic equipment detection means, include model IMQX6Q processor main board, it is characterised in that also wrap
The analog signal inspection that include and can at least produce the analog signal generator of 4 type signals, can at least gather 4 type signals
Survey device, capacitance touch liquid crystal panel and multiplexer switch, analog signal generator, analog signal detection device and capacitance touch liquid
Crystal panel is both connected in processor main board, and CAN data collector and SD storage cards, mould are also connected with processor main board
Intend signal generator and be also sequentially connected multiplexer switch and analog signal output interface, analog signal detection device is also sequentially connected
Multiplexer switch and analog input interface.
2. armored vehicle chassis electronic equipment detection means according to claim 1, it is characterised in that capacitance touch liquid crystal surface
Plate is connected using LVDS interface with processor main board.
3. armored vehicle chassis electronic equipment detection means according to claim 1, it is characterised in that the multiplex switch bag
Include multiple hilted broadsword single turn switches being connected in parallel.
4. armored vehicle chassis electronic equipment detection means according to claim 1, it is characterised in that it is processor also to include
Mainboard, analog signal generator, analog signal detection device, capacitance touch liquid crystal panel and CAN data collector provide electricity
The PMU in source.
5. armored vehicle chassis electronic equipment detection means according to claim 1, it is characterised in that analog signal generator
Can produce voltage signal, frequency signal, current signal and resistance signal, analog signal detection device can collection voltages signal,
Frequency signal, current signal and resistance signal.
6. armored vehicle chassis electronic equipment detection means according to claim 1, it is characterised in that the analog signal inspection
Survey device include single interface input polymorphic type circuit, PWM process circuits, voltage signal or switching signal identification circuit, voltage with
With device circuit and collection current signal circuit, single interface input polymorphic type circuit includes triode T1, triode T2, three poles
Pipe T3, triode T4, relay H1, relay H2, relay H3 and relay H4, between triode T1 base stage and emitter stage
Resistance R2 is connected, triode T1 base stage is also connected with resistance R1 one end, and the resistance R1 other ends connect K1 signal ends, triode T1's
Collector connection relay H1 one end, relay H1 other end connection+26V power supplys, triode T1 grounded emitter, after
Electrical equipment H1 can gate to switch S1, switch S1 moved end connection SIG_IN0 signal ends, switch S1 not moved end connecting valves
S2 not moved end；Resistance R4 is connected between triode T2 base stage and emitter stage, triode T1 base stage is also connected with resistance R3 mono-
End, resistance R3 other ends connection K2 signal ends, triode T1 collector connection relay H2 one end, relay H2's is another
Connection+26V power supplys, triode T2 grounded emitter are held, relay H2 can gate to switch S2, switch S2 moved end
Connect SIG_IN1 signal ends, switch S2 not moved end connecting valve S3 not moved end；Connect between triode T3 base stage and emitter stage
Connecting resistance R6, triode T3 base stage are also connected with resistance R5 one end, resistance R5 other ends connection K3 signal ends, triode T3 collection
Electrode connection relay H3 one end, relay H3 other end connection+26V power supplys, triode T3 grounded emitter, relay
Device H3 can gate to switch S3, switch S3 moved end connection SIG_IN2 signal ends, switch S3 not moved end connecting valve S4
Not moved end；Resistance R8 is connected between triode T4 base stage and emitter stage, triode T4 base stage is also connected with resistance R7 one end,
The resistance R7 other ends connect K4 signal ends, triode T4 collector connection relay H4 one end, the relay H4 other end
Connection+26V power supplys, triode T4 grounded emitter, relay H4 can gate to switch S4, and the moved end for switching S4 connects
Connect SIG_IN3 signal ends；The PWM process circuits include resistance R9, resistance R10, resistance R11, triode T5, diode D1 and
Inductance C1, resistance R9 one end connect SIG_IN0 signal ends, and other end connection resistance R10 one end, resistance R10, diode D1 are just
Pole and triode T5 grounded emitter, resistance R9 and resistance R10 public connecting end connecting triode T5 base stage, diode
D1 negative pole and electric capacity C1 one end are all connected with triode T5 base stage, triode T5 colelctor electrode connection resistance R11 one end and
P_IN signal ends；Voltage signal or switching signal identification circuit include resistance R12, resistance R13 and the electricity being sequentially connected in series
R14 is hindered, resistance R12 one end is also connected with+26V power supplys, in resistance R14 both ends also shunt inductance C2, in resistance R12 and resistance
R13 public connecting end is also connected with SIG_IN1 signal ends, and resistance R13 and resistance R14 public connecting end are also connected with V_IN signals
End；Voltage follower circuit includes operational amplifier A, triode T6, resistance R15, inductance C3, inductance C4 and inductance C5, computing
Amplifier A inverting input connects with triode T6 emitter stage, and triode T6 emitter stage is also connected with the one of resistance R15
End, resistance R15 other end connection SIG_IN2 signal ends, the in-phase input end of operational amplifier A connect+5V power supplys simultaneously,
Electric capacity C4 and electric capacity C3 are sequentially connected in series between the in-phase input end of operational amplifier A and port 5, electric capacity C4 and electric capacity C3 connect
Ground, the port 5 of operational amplifier A connect+12V power supplys, and the port 2 of operational amplifier A is grounded, and the output end of operational amplifier A connects
Connect triode T6 base stage, triode T6 colelctor electrode while concatenation operation amplifier A port 5 and electric capacity C5 one end, electric capacity
The C5 other ends are grounded；The collection current signal circuit includes resistance R16, resistance R17 and electric capacity C6, resistance R16 and resistance R17
It is connected in series, electric capacity C6 is connected in parallel on resistance R16 both ends, and electric capacity C and resistance R16 one end are grounded, SIG_IN3 signal ends connection electricity
R16 and resistance R17 public connecting end is hindered, resistance R17 one end is also connected with I_IN signal ends.
7. armored vehicle chassis electronic equipment detection means according to claim 1, it is characterised in that the analog signal hair
Raw device includes single interface output polymorphic type on-off circuit, voltage control circuit and programmable resistance pio chip DS6203 circuits,
Single interface output polymorphic type on-off circuit includes triode T11, triode T12, triode T13, relay H11, relay
Resistance R12 is connected between device H12 and relay H13, triode T11 base stage and emitter stage, triode T11 base stage is also connected with
Resistance R11 one end, resistance R11 other ends connection K5 signal ends, triode T11 collector connection relay H11 one end, after
Electrical equipment H11 other end connection+26V power supplys, triode T11 grounded emitter, relay H11 can be carried out to switch S11
Gating, switch S11 moved end connection SIG_OUT0 signal ends, switch S11 not moved end connecting valve S12 not moved end；Triode
Resistance R14 is connected between T12 base stage and emitter stage, triode T12 base stage is also connected with resistance R13 one end, and resistance R13 is another
End connection K6 signal ends, triode T12 collector connection relay H12 one end, relay H12 other end connection+26V
Power supply, triode T12 grounded emitter, relay H12 can gate to switch S12, switch S12 moved end connection
SIG_OUT1 signal ends, switch S12 not moved end connecting valve S13 not moved end；Connect between triode T13 base stage and emitter stage
Connecting resistance R16, triode T13 base stage are also connected with resistance R15 one end, resistance R15 other ends connection K6 signal ends, triode
T13 collector connection relay H13 one end, relay H13 other end connection+26V power supplys, triode T13 transmitting
Pole is grounded, and relay H13 can gate to switch S13, switchs S13 moved end connection SIG_OUT2 signal ends；The electricity
Press control circuit include operational amplifier A 11, operational amplifier A 12, operational amplifier A 13, triode T14, triode T15,
Triode T16 and triode T17, electric capacity C12 and electricity are sequentially connected in series between the in-phase input end of operational amplifier A 11 and port 5
Holding C11, the in-phase input end of operational amplifier A 11 is also connected with resistance R17 one end, and the resistance R17 other ends connect DAC1 signal ends,
Resistance R19 is also connected between the inverting input and output end of operational amplifier A 11, in the anti-phase input of operational amplifier A 11
Pull down resistor R18 is also connected with end, the port 5 and port 2 of operational amplifier A 11 are sequentially connected+26V power supplys and earth terminal, electricity
Hold C11 and electric capacity C12 one end is grounded, between the output end of operational amplifier A 11 and the in-phase input end of operational amplifier A 12
Resistance R120 is also connected with, electric capacity C14 and electric capacity C13 are sequentially connected in series between the in-phase input end of operational amplifier A 12 and port 5,
The port 5 and port 2 of operational amplifier A 12 are sequentially connected+26V power supplys and earth terminal, and electric capacity C14 and electric capacity C13 one end connect
Ground, resistance R124, operational amplifier A 12 are connected between the inverting input of operational amplifier A 12 and triode T14 emitter stage
Port 2 and triode T14 emitter stage between be also connected with resistance R123, the port 5 of operational amplifier A 12 and triode T14
Colelctor electrode between be sequentially connected in series diode D11 and resistance R122, diode D11 positive pole concatenation operation amplifier A12 end
Mouth 5, triode T14 colelctor electrode is connected with triode T15 base stage, between triode T15 emitter stage and+26V power supplys also
Resistance R121 is connected, triode T15 colelctor electrode is also connected with resistance R125 one end, resistance R125 another termination SIG_OUT1
Signal end, resistance R126, triode T16 hair are connected between the output end of operational amplifier A 11 and triode T16 colelctor electrode
Emitter grounding, triode T16 base stage connection drop-down electric capacity C15, resistance R127 one end connection PMW signal ends, other end connection
Resistance R128 one end, resistance R128 other ends ground connection, triode T16 colelctor electrode and the in-phase input end of operational amplifier A 13
Between be also connected with resistance R129, be sequentially connected in series electric capacity C16 and electric capacity between the in-phase input end of operational amplifier A 13 and port 5
C17, the port 5 and port 2 of operational amplifier A 13 are sequentially connected+26V power supplys and earth terminal, electric capacity C16 and electric capacity C17 one end
It is grounded, the output end of operational amplifier A 13 connects with triode T17 base stage, triode T17 colelctor electrode and operation amplifier
Device A13 port 5 connects, and triode T17 emitter stage is believed with the inverting input and SIG_OUT0 of operational amplifier A 13 simultaneously
Number end connection；The programmable resistance pio chip DS6203 circuits include programmable resistance pio chip DS6203, may be programmed
Resistance R132 and electric capacity C18, programmable resistance output core are sequentially connected in series between resistance pio chip DS6203 HD ends and VCC ends
Piece DS6203 HD ends are also connected with SIG_OUT2 signal ends, and electric capacity C18 one end is grounded, programmable resistance pio chip DS6203's
Resistance R131 is also connected between SDA ends and VCC ends, is connected between programmable resistance pio chip DS6203 SCL ends and VCC ends
Resistance R130, programmable resistance pio chip DS6203 VCC termination+50V power supplys, GND ends and ADD_SEL ends ground connection.
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| CN201711276060.6A CN107843796A (en) | 2017-12-06 | 2017-12-06 | Armored vehicle chassis electronic equipment detection means |
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| CN201711276060.6A CN107843796A (en) | 2017-12-06 | 2017-12-06 | Armored vehicle chassis electronic equipment detection means |
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| CN108427054A (en) * | 2018-06-11 | 2018-08-21 | 成都广通汽车有限公司 | Vehicle mounted electrical apparatus detection device and detection operating system |
| CN110745118A (en) * | 2018-07-23 | 2020-02-04 | 比亚迪股份有限公司 | Electronic parking switch and vehicle |
| CN111880063A (en) * | 2020-07-28 | 2020-11-03 | 国家电网有限公司 | Active amplifier power supply circuit for partial discharge detection |
| CN113268100A (en) * | 2021-04-29 | 2021-08-17 | 中科慧远视觉技术(北京)有限公司 | Single-port multi-level input-output circuit and method |
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| CN110745118A (en) * | 2018-07-23 | 2020-02-04 | 比亚迪股份有限公司 | Electronic parking switch and vehicle |
| CN110745118B (en) * | 2018-07-23 | 2021-04-20 | 比亚迪股份有限公司 | Electronic parking switch and vehicle |
| CN111880063A (en) * | 2020-07-28 | 2020-11-03 | 国家电网有限公司 | Active amplifier power supply circuit for partial discharge detection |
| CN111880063B (en) * | 2020-07-28 | 2022-12-13 | 国家电网有限公司 | Active amplifier power supply circuit for partial discharge detection |
| CN113268100A (en) * | 2021-04-29 | 2021-08-17 | 中科慧远视觉技术(北京)有限公司 | Single-port multi-level input-output circuit and method |
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