CN202869825U - Test system for vehicle centralized controller - Google Patents
Test system for vehicle centralized controller Download PDFInfo
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- CN202869825U CN202869825U CN 201220515251 CN201220515251U CN202869825U CN 202869825 U CN202869825 U CN 202869825U CN 201220515251 CN201220515251 CN 201220515251 CN 201220515251 U CN201220515251 U CN 201220515251U CN 202869825 U CN202869825 U CN 202869825U
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Abstract
The utility model discloses a test system for a vehicle centralized controller. The test system comprises a computer, a signal conditioning board, a power module and a plurality of first load modules, wherein each of the first load modules includes a simulation load and a light emitting diode which are connected in parallel, the signal conditioning board is respectively connected with the computer and the vehicle centralized controller, and the power module and the first load modules are respectively connected with the vehicle centralized controller. The test system for the vehicle centralized controller can be used to simulate testing a vehicle centralized controller on a real vehicle and has the advantages of good versatility, portability and low cost.
Description
Technical field
The utility model relates to the automobile component technical field of measurement and test, relates in particular to a kind of automobile centralized control device test macro.
Background technology
The automobile centralized control device is to carry out central controlled electronic unit for body of a motor car electronic apparatus parts, is mainly used in vehicle window control, light control, car door control, loudspeaker control and wiper control etc.The reliability that this shows the automobile centralized control device will directly affect the vehicle performance of automobile.At present, mainly be to carry out at real vehicle to the test of automobile centralized control device, complicated operation, testing cost is higher.
China Patent Publication No. CN2850209Y, open day on Dec 20th, 2006, the name of utility model is called central controller box for automobile, this application case discloses a kind of central controller box for automobile, it comprises a box body and the connection plug of being located on the box body, be respectively equipped with the gusset that is connected as a single entity with box body on a pair of opposite flank of described box body, this gusset is provided with mounting hole.Its weak point is that this central controller box for automobile can not be tested the performance of automobile centralized control device.
The utility model content
The purpose of this utility model is that to overcome existing test to the automobile centralized control device mainly be to carry out at real vehicle, complicated operation, the technical matters that testing cost is higher, a kind of automobile centralized control device test macro is provided, it can be tested at real vehicle by emulation automobile centralized control device, versatility is good, and is portable, and cost is lower.
Automobile centralized control device test macro of the present utility model, comprise computing machine, signal regulating panel, power module and several the first load blocks, described the first load blocks comprises fictitious load and light emitting diode in parallel, described signal regulating panel links to each other with the automobile centralized control device with computing machine respectively, and described power module links to each other with the automobile centralized control device respectively with the first load blocks.
In the technical program, power module is powered to the automobile centralized control device; Computing machine is used for providing the man-machine interface of automobile centralized control device test macro, bears the running software of automobile centralized control device test macro; Signal regulating panel is used for finishing the signal conversion between computing machine and the tested automobile centralized control device; Fictitious load in several first load blocks is the different car electrics parts that will control of simulated automotive central controller respectively.
The user can send control signal by computing machine, and control signal sends to the automobile centralized control device after signal regulating panel is processed.The automobile centralized control device is given corresponding the first load blocks power supply according to control signal, thereby simulation is to the control of car electrics parts corresponding to this first load blocks.If the light emitting diode in this first load blocks is lighted, expression automobile centralized control device is normal to the control function of car electrics parts corresponding to this first load blocks; If the light emitting diode in this first load blocks is not lighted, expression automobile centralized control device breaks down.
As preferably, described computing machine links to each other by usb bus with signal regulating panel.Usb bus is hot-swappable, and transfer rate is high, powers to signal regulating panel.
As preferably, described automobile centralized control device test macro also comprises driving circuit, driving circuit is comprised of several triodes and several resistance, the base stage of each triode links to each other with signal regulating panel by a resistance, the collector of each triode links to each other with power module, and the emitter of each triode links to each other with the automobile centralized control device.
The high level signal of being exported by the signal regulating panel output interface of usb bus power supply can only be the 5V voltage signal, and the input signal of automobile centralized control device can have three kinds of states: low level 0V voltage signal, high level 5V voltage signal and high level 12V voltage signal.The collector of the triode in the driving circuit links to each other with the 12V voltage output end of power module, and signal regulating panel can make the control signal level of its output change 12V into by 5V by driving circuit.
As preferably, described automobile centralized control device test macro also comprises several the second load blocks, the second load blocks comprises current sensor, fictitious load and light emitting diode, the current input terminal of current sensor links to each other with the automobile centralized control device, the current output terminal of current sensor links to each other with fictitious load, the signal output part of current sensor links to each other with signal regulating panel, and light emitting diode is in parallel with fictitious load.
Fictitious load in several second load blocks is the simulated automotive central controller different car electrics parts that need to control and have rated current to require respectively.After the automobile centralized control device receives the control signal of computing machine, give corresponding the second load blocks power supply.Current sensor in this second load blocks detects current data, and sends it to signal regulating panel, and current data sends to computing machine after signal regulating panel is processed, and is convenient to the user and observes.If the current value that the light emitting diode in this second load blocks is lighted and current sensor detects is no more than the rated current of car electrics parts corresponding to this second load blocks, represent that then the automobile centralized control device is normal to the control function of car electrics parts corresponding to this second load blocks; If the current value that the light emitting diode in this second load blocks is not lighted or current sensor detects surpasses the rated current of car electrics parts corresponding to this second load blocks, represent that then the automobile centralized control device breaks down.
As preferably, described fictitious load is the adjustable high-power rheostat of resistance.By regulating the different car electrics parts of resistance simulation of fictitious load.
As preferably, described power module comprises power switch, AC/DC power module and DC/DC power module, the input end of AC/DC power module links to each other with AC power by power switch, and the output terminal of AC/DC power module links to each other with the input end of DC/DC power module.The break-make of power switch control power module, the AC/DC power module is converted to the 12V DC voltage with the 220V alternating voltage, and the DC/DC power module is converted to the 5V DC voltage with the 12V DC voltage.
The beneficial effects of the utility model are: (1) can be tested at real vehicle by emulation automobile centralized control device.(2) versatility is good, and is portable, easily expansion, and cost is lower.(3) can to the automobile centralized control device with fictitious load in the electric current that passes through carry out Real-Time Monitoring.
Description of drawings
Fig. 1 is that a kind of circuit theory of the present utility model connects block diagram.
Among the figure: 1, computing machine, 2, signal regulating panel, 3, power module, 4, driving circuit, the 5, first load blocks, the 6, second load blocks, 7, fictitious load, 8, light emitting diode, 9, current sensor, 10, usb bus, 11, the automobile centralized control device, 12, AC power, 31, AC/DC power module, 32, the DC/DC power module, 33, power switch, 41, triode, 42, resistance.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the automobile centralized control device test macro of the present embodiment, as shown in Figure 1, comprise computing machine 1, signal regulating panel 2, power module 3, driving circuit 4, six the first load blocks 5 and four the second load blocks 6, computing machine 1 links to each other with signal regulating panel 2 by usb bus 10, signal regulating panel 2 respectively with driving circuit 4 input ends, automobile centralized control device 11 links to each other with four the second load blocks 6, driving circuit 4 output terminals link to each other with automobile centralized control device 11, and automobile centralized control device 11 also links to each other with four the second load blocks 6 with six the first load blocks 5 respectively.
Power module 3 comprises power switch 33, AC/DC power module 31 and DC/DC power module 32, the input end of AC/DC power module 31 links to each other with AC power 12 by power switch 33, and the output terminal of AC/DC power module 31 links to each other with the input end of DC/DC power module 32.AC/DC power module 31 output 12V DC voltage, DC/DC power module 32 output 5V DC voltage.
Driving circuit 4 comprises three triodes 41 and three resistance 42, the base stage of each triode 41 links to each other with signal regulating panel 2 by a resistance 42, the collector of each triode 41 links to each other with AC/DC power module 31 output terminals, and the emitter of each triode 41 links to each other with automobile centralized control device 11.
The first load blocks 5 comprises fictitious load 7 and light emitting diode 8, fictitious load 7 and light emitting diode 8 parallel connections.The second load blocks 6 comprises current sensor 9, fictitious load 7 and light emitting diode 8, the power end of current sensor 9 links to each other with the output terminal of DC/DC power module 32, the current input terminal of current sensor 9 links to each other with automobile centralized control device 11, the current output terminal of current sensor 9 links to each other with fictitious load 7, the signal output part of current sensor 9 links to each other with signal regulating panel 2, fictitious load 7 and light emitting diode 8 parallel connections.Fictitious load 7 is the adjustable high-power rheostat of resistance, can be by regulating the different car electrics parts of resistance simulation of fictitious load 7.
The break-make of power switch 33 control power modules 3, AC/DC power module 31 is converted to the 12V DC voltage with the 220V alternating voltage, gives driving circuit 4 and 11 power supplies of automobile centralized control device.DC/DC power module 32 is converted to the 5V DC voltage with the 12V DC voltage, gives current sensor 9 power supplies.
The high level signal of being exported by signal regulating panel 2 output interfaces of usb bus 10 power supplies can only be the 5V voltage signal, and the input signal of automobile centralized control device 11 can have three kinds of states: low level 0V voltage signal, high level 5V voltage signal and high level 12V voltage signal.The collector of the triode 41 in the driving circuit 4 links to each other with the output terminal of AC/DC power module 31, and signal regulating panel 2 can make the control signal level of its output change 12V into by 5V by driving circuit 4.
Computing machine 1 is used for providing the man-machine interface of automobile centralized control device test macro, bears the running software of automobile centralized control device test macro; Signal regulating panel 2 is used for finishing the signal conversion between computing machine 1 and the automobile centralized control device 11; Fictitious load 7 is the different car electrics parts that will control of simulated automotive central controller 11 respectively.
The user can send control signal by computing machine 1, and control signal sends to automobile centralized control device 11 after signal regulating panel 2 is processed.Automobile centralized control device 11 is given corresponding the first load blocks 5 or 6 power supplies of the second load blocks according to control signal, thereby simulation is to the control of car electrics parts.
When needing 11 pairs of testing automobile central controllers whether normal without the control function of the car electrics parts of rated current restriction, when automobile centralized control device 11 is given some the first load blocks 5 power supplies.If the light emitting diode 8 in this first load blocks 5 is lighted, the control function of the car electrics parts of 11 pairs of these the first load blocks 5 correspondences of expression automobile centralized control device is normal; If the light emitting diode 8 in this first load blocks 5 is not lighted, expression automobile centralized control device 11 breaks down.
Whether when needing 11 pairs of testing automobile central controllers to have the control function of car electrics parts of rated current restriction normal, automobile centralized control device 11 gives some the second load blocks 6 power supplies.Current sensor 9 in this second load blocks 6 detects current data, and sends it to signal regulating panel 2, and current data sends to computing machine 1 after signal regulating panel 2 is processed, and is convenient to the user and observes.If the current value that the light emitting diode 8 in this second load blocks 6 is lighted and current sensor 9 detects is no more than the rated current of the car electrics parts of these the second load blocks 6 correspondences, represent that then the control function of car electrics parts of 11 pairs of these the second load blocks 6 correspondences of automobile centralized control device is normal; If the current value that the light emitting diode 8 in this second load blocks 6 is not lighted or current sensor 9 detects surpasses the rated current of the car electrics parts of these the second load blocks 6 correspondences, represent that then automobile centralized control device 11 breaks down.
Claims (6)
1. automobile centralized control device test macro, it is characterized in that: comprise computing machine (1), signal regulating panel (2), power module (3) and several the first load blocks (5), described the first load blocks (5) comprises fictitious load (7) and light emitting diode (8) in parallel, described signal regulating panel (2) links to each other with automobile centralized control device (11) with computing machine (1) respectively, and described power module (3) links to each other with automobile centralized control device (11) respectively with the first load blocks (5).
2. automobile centralized control device test macro according to claim 1, it is characterized in that: described computing machine (2) links to each other by usb bus (10) with signal regulating panel (2).
3. automobile centralized control device test macro according to claim 2, it is characterized in that: also comprise driving circuit (4), driving circuit (4) is comprised of several triodes (41) and several resistance (42), the base stage of each triode (41) links to each other with signal regulating panel (2) by a resistance (42), the collector of each triode (41) links to each other with power module (3), and the emitter of each triode (41) links to each other with automobile centralized control device (11).
4. according to claim 1 and 2 or 3 described automobile centralized control device test macros, it is characterized in that: also comprise several the second load blocks (6), the second load blocks (6) comprises current sensor (9), fictitious load (7) and light emitting diode (8), the current input terminal of current sensor (9) links to each other with automobile centralized control device (11), the current output terminal of current sensor (9) links to each other with fictitious load (7), the signal output part of current sensor (9) links to each other with signal regulating panel (2), and light emitting diode (8) is in parallel with fictitious load (7).
5. automobile centralized control device test macro according to claim 4, it is characterized in that: described fictitious load (7) is the adjustable high-power rheostat of resistance.
6. according to claim 1 and 2 or 3 described automobile centralized control device test macros, it is characterized in that: described power module (3) comprises power switch (33), AC/DC power module (31) and DC/DC power module (32), the input end of AC/DC power module (31) links to each other with AC power (12) by power switch (33), and the output terminal of AC/DC power module (31) links to each other with the input end of DC/DC power module (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220515251 CN202869825U (en) | 2012-10-09 | 2012-10-09 | Test system for vehicle centralized controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220515251 CN202869825U (en) | 2012-10-09 | 2012-10-09 | Test system for vehicle centralized controller |
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| Publication Number | Publication Date |
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| CN202869825U true CN202869825U (en) | 2013-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220515251 Expired - Fee Related CN202869825U (en) | 2012-10-09 | 2012-10-09 | Test system for vehicle centralized controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487529A (en) * | 2016-01-25 | 2016-04-13 | 南京越博新能源汽车科技有限公司 | Portable load box for detecting controller of battery electric vehicle |
-
2012
- 2012-10-09 CN CN 201220515251 patent/CN202869825U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105487529A (en) * | 2016-01-25 | 2016-04-13 | 南京越博新能源汽车科技有限公司 | Portable load box for detecting controller of battery electric vehicle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20171009 |