CN207623495U - Automobile semi-mounted car light tester - Google Patents
Automobile semi-mounted car light tester Download PDFInfo
- Publication number
- CN207623495U CN207623495U CN201721467587.2U CN201721467587U CN207623495U CN 207623495 U CN207623495 U CN 207623495U CN 201721467587 U CN201721467587 U CN 201721467587U CN 207623495 U CN207623495 U CN 207623495U
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- CN
- China
- Prior art keywords
- test
- switch
- car light
- circuit
- microcontroller
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model has opened a kind of automobile semi-mounted car light tester, including test circuit and test cable, test circuit controls the test switch K1...Kn of test loop by microcontroller, provides power supply for automobile semi-mounted car light, connect test lamp L1...Ln on test switch K1...Kn；It selects circuit to be tested by control panel or is automatically controlled by microcontroller to carry out light test, short-circuit detecting is carried out by current transformer, avoids short trouble.The utility model circuit is simple, and equipment is small and exquisite, easy to carry, and it is simple to organize and implement program；It no longer needs to employ tractor, has saved the energy；Due to blocking for not no tractor, also very convenient observation semi-mounted car light.
Description
Technical field
The utility model is related to a kind of automobile semi-mounted car light testers, belong to automotive inspection equipment field.
Background technology
The lighting system of automobile semitrailer is one of safety component of automobile, the quality of the light of semitrailer and safe driving
There is direct relationship.In order to improve conevying efficiency and reduce transportation cost, forwarding motor generally use Drop and pull transport mode, i.e.,
Semitrailer compartment and tractor are often in discrete state, when transshipment cargo, need to be affiliated to temporarily, the inspection of the lighting system of semitrailer
It is one of the content having to check for before being affiliated to look into.Semitrailer lighting system by 7 cores or 13 core standard type electric connectors with lead
Draw vehicle be connected, semitrailer lighting system be divided into a lamp/clearance lamps/license plate lamp, left steering lamp, Brake lamp, right turn lamp, fog lamp and
The 6 street lamp group such as back-up lamp, the driving of semi-mounted car light are realized by the special flash control unit of tractor.The lamp of semitrailer
The inspection of photosystem, more current way are to be electrically connected tractor and semitrailer, and real vehicle checks semi-mounted car light
Whether system is working properly.This method has the following problems：First, needing to employ tractor, trouble is organized and implemented；Second is that employing
Tractor waste of energy；Third, the shape of tractor and semitrailer is larger, influence to observe.It is there is no on the market for semitrailer at present
The special equipment of signal system detection.
Invention content
The utility model aim is that automobile semi-mounted car light tester, the tester can replace tractor to complete automobile
Semi-mounted car light test job.
To achieve the above object, a kind of automobile semi-mounted car light tester of the utility model, including casing, test circuit and
Test cable, the test circuit include test power supply and signal accessory power outlet；The test power supply and signal output are inserted
Several test loops in parallel between seat, each test loop are all composed in series by a test lamp and a test switch,
That is test lamp L1 ..., test lamp Ln and test switch K1 ..., test switch Kn；Test lamp is indicated for circuit break-make, is surveyed
Runin is closed to be controlled for the gating of test loop；Test cable is connected with signal accessory power outlet.
When carrying out the inspection of semi-mounted car light using the utility model, it is only necessary to by test cable by the utility model and partly
Trailer connect, in turn switch on switch K1 ..., switch Kn, observe semitrailer car light can determine.The utility model circuit letter
Single, equipment is small and exquisite, easy to carry, and it is simple to organize and implement program；It no longer needs to employ tractor, has saved the energy；Due to not having
Tractor blocks, and also easily observes semi-mounted car light.
Description of the drawings
Fig. 1 is the electrical schematic diagram of the utility model；
Fig. 2 is the electrical schematic diagram that the utility model improves embodiment；
Fig. 3 is the structural schematic diagram of the utility model adaptation；
Fig. 4 is the setting principle figure of the utility model photoisolator.
Specific implementation mode
The utility model is further illustrated With reference to embodiment：
As shown in Figure 1, a kind of automobile semi-mounted car light tester, including casing, test circuit and test cable, the survey
It includes test power supply and signal accessory power outlet to try circuit；It is several in parallel between the test power supply and signal accessory power outlet
Test loop, each test loop all by a test lamp and one test switch be composed in series, i.e. test lamp L1 ..., survey
Try lamp Ln and test switch K1 ..., test switch Kn；Test lamp indicates that test switch is used for test loop for circuit break-make
Gating control；Test cable is connected with signal accessory power outlet.
When carrying out the inspection of semi-mounted car light using the utility model, it is only necessary to by test cable by the utility model and partly
Trailer connects, in turn switch on test switch K1 ..., test switch Kn, semitrailer vehicle can be given by test loop by testing power supply
Lamp provides power supply, and observation semitrailer car light can determine whether car light and lighting circuit are normal.The utility model circuit is simple,
Delicate structure, it is easy to carry, it is simple to organize and implement program；It no longer needs to employ tractor, has saved the energy；Due to not drawing
Vehicle blocks, and also easily observes semi-mounted car light.
Further, as shown in Fig. 2, the test switch K1 ..., test switch Kn be relay switch, the test is electric
Road further includes microcontroller, control panel and several triode switch G1...Gn for driving relay switch；Control panel
It is equipped with the gating switch of manual/auto selecting switch and each test loop；The gating switch is manually entered control；
Microcontroller by triode switch G1...Gn control test switch K1 ..., test switch Kn；Microcontroller acquisition control face
Switching information on plate, when manual/auto switch is in manual mode, microcontroller is according to the gating switch shape of control panel
The corresponding test switch K1 of state control ..., test switch Kn break-makes, when it is manual/auto switch be in auto state when, it is described
Microcontroller automatically control test switch K1 ..., test switch Kn break-makes.
Above-described embodiment is an intelligent tester, can also can automatically be tested, testing efficiency with manual test
It is high.
Further, as shown in Fig. 2, the utility model further includes current transformer, the current transformer is connected on test electricity
The 24V output ends in source, the induced current that microcontroller passes through A/D transformation and acquisition current transformers.By the way that current transformer is arranged,
Short-circuit test can be carried out to semitrailer lighting circuit.When short-circuit conditions occurs in lighting circuit, test loop will appear big electricity
Stream, current transformer will produce high current, and microcontroller is cut off immediately checks circuit, and short trouble police is sent out by indicator light
Report.
Further, as shown in Fig. 2, the utility model further includes alarm, the alarm is controlled by microcontroller；Micro-control
Device processed carries out test result judgement according to the current conditions that current transformer measures.When the mutual inducing current for testing a certain street lamp light is
When zero, it can be determined that the road open circuit fault；When the mutual inducing current for testing a certain street lamp light exceeds normal value, it can be determined that the road
Short circuit.When there is both the above situation, alarm is sent out by alarm, the audible frequency by changing alarm can be distinguished
It is short trouble or open circuit fault.For example short circuit can send out very brief alarm, can send out what one is long and the other is short when breaking
Alarm.Audible alarm can more remind tester note that effect is good.
Further, the utility model further includes adaptation, as shown in figure 3, the adaptation includes end and several
Build-out resistor R1...Rn；The resistance of the build-out resistor R1...Rn and auto lamp matches, and is connected on test signal point and signal
Between ground.By test cable matching connection device and test circuit, build-out resistor can complete tester relative to semi-mounted car light
The machine self-test.
Further, the utility model further includes short-circuiting device, and the short-circuiting device is each for exporting signal accessory power outlet
Test signal and signal ground short circuit.The short-circuiting device is identical as adaptation principle, only no build-out resistor, for carrying out the machine
Short-circuit self-test.
Further, to avoid triode switch G1...Gn and test switch K1...Kn from generating interference to microcontroller,
As shown in figure 4, the utility model further includes several photoisolator OC1...OCn, the output signal of the microcontroller is through light
Electric isolator OC1...OCn enters triode switch G1...Gn.
The interface of ISO and national standard between road vehicle traction and semitrailer has carried out specification, more commonly used
Include 7 core 24N types of national standard, 7 core 12N types of national standard, European 13 core, European 7 core and American 7 core totally five kinds of interfaces, due in reality
During border is implemented, the lorry of the lorry of each producer's production or even the different model of same producer production, tractor and half
The electric connector of trailer has a certain difference the type selecting of interface and the definition of stitch, this just needs user to these interfaces
Stitch purposes carries out self-defined.To adapt to 7 cores and 13 core interfaces simultaneously, the utility model signal accessory power outlet is arranged two, i.e.,
Signal accessory power outlet I and signal accessory power outlet II.
The definition of accessory power outlet I is：
(1) ground wire
(2) starboard markers line/clearance lamps/anteposition lamp/license plate lamp
(3) left steering lamp
(4) Brake lamp
(5) right turn lamp
(6) port markers line/clearance lamps/anteposition lamp/fog lamp
(7) back-up lamp
Signal accessory power outlet II is defined as：
(1) left steering lamp
(2) Rear Fog Lamp
(3) ground wire
(4) right turn lamp
(5) right travel night-light
(6) brake lamp
(7) left lateral sails night-light
(8) back-up lamp
(9) 12V accumulators
(10) battery charging or refrigerator charging
(11) 10 ground wire of needle
(12) spare
(13) 9 ground wire of needle.
Claims (6)
1. a kind of automobile semi-mounted car light tester, including casing, test circuit and test cable, which is characterized in that the survey
It includes test power supply and signal accessory power outlet to try circuit；Several tests in parallel between the test power supply and signal accessory power outlet
Circuit, each test loop all by a test lamp and one test switch be composed in series, i.e. test lamp L1 ..., test lamp
Ln and test switch K1 ..., test switch Kn；Test lamp indicates that test switch is used for the choosing of test loop for circuit break-make
Logical control；Test cable is connected with signal accessory power outlet.
2. automobile semi-mounted car light tester according to claim 1, which is characterized in that the test switch K1 ...,
It is relay switch to test switch Kn, and the test circuit further includes microcontroller, control panel and several is used to drive relay
The triode switch G1...Gn of device switch；Control panel is equipped with the choosing of manual/auto selecting switch and each test loop
Open up pass；Microcontroller by triode switch G1...Gn control test switch K1 ..., test switch Kn；Microcontroller is adopted
Collect the switching information on control panel, when manual/auto switch is in manual mode, microcontroller is according to the choosing of control panel
Open up the corresponding test switch K1 of off status control ..., test switch Kn break-makes, switched in auto state when manual/auto
When, the microcontroller automatically control test switch K1 ..., test switch Kn break-makes.
3. automobile semi-mounted car light tester according to claim 2, which is characterized in that further include current transformer, institute
State the 24V output ends that current transformer is connected on power circuit, the induced electricity that microcontroller passes through A/D transformation and acquisition current transformers
Stream.
4. automobile semi-mounted car light tester according to claim 3, which is characterized in that further include alarm, the police
Report device is controlled by microcontroller.
5. the automobile semi-mounted car light tester according to Claims 1-4 any claim, which is characterized in that also wrap
Adaptation is included, the adaptation includes end and several build-out resistors R1...Rn；The build-out resistor R1...Rn and vapour
The resistance of car light matches, and is connected between test signal point and signal ground.
6. automobile semi-mounted car light tester according to claim 5, which is characterized in that further include short-circuiting device, it is described short
Each test signal that road device is used to export signal accessory power outlet and signal ground short circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721467587.2U CN207623495U (en) | 2017-11-07 | 2017-11-07 | Automobile semi-mounted car light tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721467587.2U CN207623495U (en) | 2017-11-07 | 2017-11-07 | Automobile semi-mounted car light tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207623495U true CN207623495U (en) | 2018-07-17 |
Family
ID=62827711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721467587.2U Expired - Fee Related CN207623495U (en) | 2017-11-07 | 2017-11-07 | Automobile semi-mounted car light tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207623495U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107783063A (en) * | 2017-11-07 | 2018-03-09 | 中国人民解放军陆军工程大学 | A kind of automobile semi-mounted car light tester |
| CN113156330A (en) * | 2021-04-19 | 2021-07-23 | 东风柳州汽车有限公司 | Automatic detection method, device and system for trailer steering lamp |
-
2017
- 2017-11-07 CN CN201721467587.2U patent/CN207623495U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107783063A (en) * | 2017-11-07 | 2018-03-09 | 中国人民解放军陆军工程大学 | A kind of automobile semi-mounted car light tester |
| CN113156330A (en) * | 2021-04-19 | 2021-07-23 | 东风柳州汽车有限公司 | Automatic detection method, device and system for trailer steering lamp |
| CN113156330B (en) * | 2021-04-19 | 2024-05-07 | 东风柳州汽车有限公司 | Automatic detection method, device and system for trailer steering lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180717 Termination date: 20201107 |