CN109932590A - A kind of high temperature durability test macro and method based on car networking intelligent terminal - Google Patents
A kind of high temperature durability test macro and method based on car networking intelligent terminal Download PDFInfo
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- CN109932590A CN109932590A CN201910197307.8A CN201910197307A CN109932590A CN 109932590 A CN109932590 A CN 109932590A CN 201910197307 A CN201910197307 A CN 201910197307A CN 109932590 A CN109932590 A CN 109932590A
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Abstract
The present invention relates to a kind of high temperature durability test macros and method based on car networking intelligent terminal, its key points of the technical solution are that, including, the climatic chamber placed for intelligent terminal；It is electrically connected to the power supply of the measured device；It is electrically connected to the vehicle simulator of the measured device；Cloud platform；It is wirelessly connected user equipment in the cloud platform and the measured device, for receiving and uploading the measured device data information and remotely controlled the measured device；And back-end data processing center.Achieve the purpose that the thermic load that simulation car networking intelligent terminal is born and the heat-resisting quantity that car networking intelligent terminal can be tested comprehensively.
Description
Technical field
The present invention relates to vehicle networking technical field, in particular to a kind of high temperature durability based on car networking intelligent terminal is surveyed
Test system and method.
Background technique
Car networking intelligent terminal is the huge Internet being made of information such as vehicle location, speed and routes.Pass through
Devices, the vehicles such as GPS, RFID, sensor, camera image processing can complete the finance and economics of itself environment and status information；It is logical
Internet technology is crossed, all vehicles can be by the various information Transmission Convergences of itself to central processing unit；Pass through computer skill
Art, these a large amount of information can be analyzed and processed, to calculate the best route of different vehicle, report without delay road conditions
Deng.
Since vehicle can encounter the weather of high temperature during enforcement, along with vehicle itself can generate during enforcement
A large amount of heat, so the requirement to the performance of car networking intelligent terminal is especially high.Currently without system comprehensively to car networking
Intelligent terminal carries out high temperature resistant test, and vehicle (installation car networking intelligent terminal) can not be put into environmental cabinet carry out it is resistance to
High temperature test, so being also difficult to determine the service life of car networking intelligent terminal.
Summary of the invention
In view of the deficienciess of the prior art, the first purpose of the invention is to provide one kind to be based on car networking intelligent terminal
High temperature durability test macro, realize the thermic load born of simulation car networking intelligent terminal and can test comprehensively
The purpose of the heat-resisting quantity of car networking intelligent terminal.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of high temperature durability test macro based on car networking intelligent terminal, comprising: the constant temperature placed for measured device
Constant humidity cabinet；It is electrically connected to the power supply of the measured device；It is electrically connected to the vehicle simulator of the measured device；Yun Ping
Platform；Be wirelessly connected it is in the cloud platform and the measured device, for receive and upload the measured device data information,
And to the user equipment that the measured device is remotely controlled；And back-end data processing center.
The further setting of the present invention, the measured device include communication module, GPS module and temperature sensor mould
Block；The temperature sensor module is used to detect the temperature information of the measured device, and is passed to by the communication module
The cloud platform.
The further setting of the present invention, the communication module include wifi module, 4G module.
The further setting of the present invention, the test macro include following four groups of test patterns:
A. the measured device is placed in TmaxIn=80 ° of environment, work t=555 hours；
B. the measured device is placed in TmaxIn=75 ° of environment, work t=686 hours；
C. the measured device is placed in TmaxIn=70 ° of environment, work t=853 hours；
D. the measured device is placed in TmaxIn=65 ° of environment, work t=1068 hours.
A second object of the present invention is to provide a kind of high temperature durability test method based on car networking intelligent terminal, with
It solves the problems, such as to be difficult to determine the car networking intelligent terminal service life.
Above-mentioned purpose of the invention has the technical scheme that
A kind of high temperature durability test method based on car networking intelligent terminal, which comprises
S1: each performance of measured device is checked at room temperature, it is ensured that measured device is in normal operating conditions；
S2: measured device is placed in climatic chamber；
S3: according to any group of test pattern in a-d, the temperature of climatic chamber is adjusted to Tmax, intelligent terminal is made to exist
TmaxIt works in environment t hours, and observes the working condition of measured device；
S4: after the completion of test, after taking-up measured device restores two hours under normal temperature environment, measured device is checked again for
Whether each performance is normal.
Each performance of measured device check in the further setting of the present invention, S1 and S4 and is specifically included: checking quilt
Whether the appearance for surveying device is normal, and whether measured device can normally start, and can GPS position information, the data of temperature information
It is normal to upload, the state of measured device can be remotely checked by user equipment, whether the radio-frequency performance of 4G module is normal, with
And whether GPS module positioning is accurate.
The particular content of the further setting of the present invention, S3 includes:
Step 1: the temperature of climatic chamber is adjusted to Tmax, and constant 0.5 hour；
Step 2: measured device is opened, in Tmax17 hours of environmental work, observation measured device in start-up course and
State in the course of work；
Step 3: closing measured device, and make measured device in TmaxContinue to be kept for 1 hour under environment；
Step 4: second step, third step are repeated, according to TmaxCycle-index is determined, such as mode c, TmaxIt=70 °, then needs
47 circulations.
The further setting of the present invention, in S2, the measured device quantity placed in the climatic chamber is 6pcs.
In conclusion the invention has the following advantages:
In the present invention, by the way that vehicle simulator is arranged, so that simulation vehicle body data are passed to measured device, it is tested device
Part can simulate the various thermic loads that car networking intelligent terminal is born, and then test the high temperature resistant of car networking intelligent terminal comprehensively
Performance improves the production standard of car networking intelligent terminal, and guarantee product goes out yield and quality.
Detailed description of the invention
Fig. 1 is the high temperature durability test system structure block diagram in the embodiment of the present invention based on car networking intelligent terminal.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Embodiment: as shown in Figure 1, a kind of high temperature durability test macro based on car networking intelligent terminal, comprising: a kind of
High temperature durability test macro based on car networking intelligent terminal, comprising: the climatic chamber placed for measured device；Electrical connection
In the power supply of measured device；It is electrically connected to the vehicle simulator of measured device；Cloud platform；Be wirelessly connected in cloud platform and
The user equipment of measured device, and, back-end data processing center can remotely control measured device by user equipment
System, and the data information of device under test is received or uploads, vehicle-mounted simulator is used to provide all vehicle body data to measured device,
So that measured device simulates all thermic loads of car networking intelligent terminal completely, and is simulated by climatic chamber and stablize high temperature ring
Border carries out comprehensive high temperature resistant detection to measured device.
Measured device includes communication module, GPS module and temperature sensor module；Temperature sensor module is for detecting
The temperature information of measured device, and cloud platform is passed to by communication module, wherein communication module includes wifi module, 4G mould
Block, meanwhile, the data information of measured device will also be uploaded to user equipment, and user can check the data shape of measured device at any time
State, to carry out preferable test judgement to it.
In the present embodiment, power supply is D.C. regulated power supply, when testing measured device, is additionally provided with spare
Power supply, and the testing standard of measured device is the working life that need to meet 3000 hours, is calculated according to A Huaniwusi model, it should
Test macro includes following four groups of test patterns:
A. measured device is placed in TmaxIn=80 ° of environment, work t=555 hours；
B. measured device is placed in TmaxIn=75 ° of environment, work t=686 hours；
C. measured device is placed in TmaxIn=70 ° of environment, work t=853 hours；
D. measured device is placed in TmaxIn=65 ° of environment, work t=1068 hours.
Based on the above-mentioned high temperature durability test macro based on car networking intelligent terminal, the present embodiment further relates to one kind and is based on
The high temperature durability test method of car networking intelligent terminal, this method comprises:
S1: each performance of measured device is checked at room temperature, it is ensured that measured device is in normal operating conditions；
The performance checking of measured device specifically includes: 1, checking whether the appearance of measured device is normal；2, whether can be just
Often starting, 3, the GPS position information of measured device, the data of temperature information can normally upload, 4, user equipment can be passed through
Remotely check the state of measured device, 5, the radio-frequency performance of 4G module it is whether normal, 6, GPS module positioning it is whether accurate, only
Ensure that the even normal condition that is in of all properties can be tested measured device before detection.
S2: measured device is placed in climatic chamber；
In the present embodiment, the measured device quantity placed in climatic chamber is 6, with the accuracy for ensuring to test
And the outgoing of product.
S3: according to any group of test pattern in a-d, the temperature of climatic chamber is adjusted to Tmax, intelligent terminal is made to exist
TmaxIt works in environment t hours, and observes the working condition of measured device；
Particular content includes:
Step 1: the temperature of climatic chamber is adjusted to Tmax, and constant 0.5 hour；
Step 2: starting measured device, in Tmax17 hours of environmental work, observation measured device in start-up course and
State in the course of work；
Measured device can be adjusted to ACC-ON by vehicle simulator or user equipment, at this time all data of measured device
Information is wirelessly transmitted to cloud platform and user equipment by WiFi module, 4G module.
Step 3: closing measured device, and make measured device in TmaxContinue to be kept for 1 hour under environment, vehicle can be passed through
Measured device is adjusted to ACC-OFF by simulator or user equipment；
Step 4: second step, third step are repeated, according to TmaxDetermine cycle-index；
Such as: according to c mode, then the temperature of climatic chamber is adjusted to T by the first stepmax=70 °, by 17 in second step
The hot environment of hour, it is also necessary to 47 circulations are carried out, so that close in c mode, 853 hours testing times.
S4: after the completion of test, taking out measured device, and after restoring two hours under normal temperature environment, checks again for being tested device
Whether each performance of part is normal.
The performance checking of measured device specifically includes: 1, checking whether the appearance of measured device is normal；2, whether can be just
Often starting, 3, the GPS position information of measured device, the data of temperature information can normally upload, 4, user equipment can be passed through
Remotely check the state of measured device, 5, the radio-frequency performance of 4G module it is whether normal, 6, GPS module positioning it is whether accurate.
If the properties inspection of measured device complies with standard, then it represents that the high temperature resistant of this batch of product after the completion of test
Property is good, meets product requirement；If there are one and the above performance checking not to be inconsistent standardization for measured device, then it represents that this batch produces
The product service life is too short, does not meet production standard.
Specific work process and principle: measured device is placed in climatic chamber, and setting assigned temperature makes to be tested
Device works specified time under its temperature environment, while the data information of test process is obtained by user equipment, judges quilt
It surveys whether device is in normal operating conditions, after the completion of test, then all round properties inspection is carried out to measured device, further examined
The high temperature resistance of measured device.
More than, it is only used to illustrate the technical scheme of the present invention and not to limit it, those of ordinary skill in the art are to of the invention
The other modifications or equivalent replacement that technical solution is made as long as it does not depart from the spirit and scope of the technical scheme of the present invention should all
It is included within the scope of the claims of the present invention.
Claims (8)
1. a kind of high temperature durability test macro based on car networking intelligent terminal characterized by comprising put for measured device
The climatic chamber set；
It is electrically connected to the power supply of the measured device；
It is electrically connected to the vehicle simulator of the measured device；
Cloud platform；
Be wirelessly connected it is in the cloud platform and the measured device, for receiving and uploading the measured device data letter
Breath and the user equipment that the measured device is remotely controlled；And
Back-end data processing center.
2. a kind of high temperature durability test macro based on car networking intelligent terminal according to claim 1, feature exist
In the measured device includes communication module, GPS module and temperature sensor module；
The temperature sensor module is used to detect the temperature information of the measured device, and is passed to by the communication module
The cloud platform.
3. a kind of high temperature durability test macro based on car networking intelligent terminal according to claim 2, feature exist
In the communication module includes wifi module, 4G module.
4. a kind of high temperature durability test macro based on car networking intelligent terminal according to claim 3, feature exist
In the test macro includes following four groups of test patterns:
A. the measured device is placed in TmaxIn=80 ° of environment, work t=555 hours；
B. the measured device is placed in TmaxIn=75 ° of environment, work t=686 hours；
C. the measured device is placed in TmaxIn=70 ° of environment, work t=853 hours；
D. the measured device is placed in TmaxIn=65 ° of environment, work t=1068 hours.
5. a kind of high temperature durability test method based on car networking intelligent terminal, which is characterized in that the described method includes:
S1: each performance of measured device is checked at room temperature, it is ensured that measured device is in normal operating conditions；
S2: measured device is placed in climatic chamber；
S3: according to any group of test pattern in a-d, the temperature of climatic chamber is adjusted to Tmax, make intelligent terminal in TmaxRing
It works in border t hours, and observes the working condition of measured device；
S4: after the completion of test, after taking-up measured device restores two hours under normal temperature environment, each property of measured device is checked again for
Can whether normal.
6. a kind of high temperature durability test method based on car networking intelligent terminal according to claim 5, feature exist
Each performance of measured device check in, S1 and S4 and is specifically included:
Check whether the appearance of measured device is normal, and whether measured device can normally start, GPS position information, temperature information
Data can normally upload, can remotely check that the state of measured device, the radio-frequency performance of 4G module are by user equipment
It is no normal, and, whether GPS module positioning is accurate.
7. a kind of high temperature durability test method based on car networking intelligent terminal according to claim 5, feature exist
In the particular content of S3 includes:
Step 1: the temperature of climatic chamber is adjusted to Tmax, and constant 0.5 hour；
Step 2: measured device is opened, in Tmax17 hours of environmental work observe measured device in start-up course and work
State in the process；
Step 3: closing measured device, and make measured device in TmaxContinue to be kept for 1 hour under environment；
Step 4: second step, third step are repeated, according to TmaxCycle-index is determined, such as mode c, Tmax=70 °, then need 47
Circulation.
8. a kind of high temperature durability test method based on car networking intelligent terminal according to claim 5, feature exist
In in S2, the measured device quantity placed in the climatic chamber is 6.
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