CN209079756U - A kind of turn signal detection system and vehicle - Google Patents
A kind of turn signal detection system and vehicle Download PDFInfo
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- CN209079756U CN209079756U CN201821713888.3U CN201821713888U CN209079756U CN 209079756 U CN209079756 U CN 209079756U CN 201821713888 U CN201821713888 U CN 201821713888U CN 209079756 U CN209079756 U CN 209079756U
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- 230000007246 mechanism Effects 0.000 description 4
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Abstract
The utility model provides a kind of turn signal detection system and vehicle, the system comprises: car body controller, the first turn signal, the second turn signal and power supply；Fault detection module is provided in the car body controller, the first end of the fault detection module is connect with first turn signal, the second end of the fault detection module is connect with second turn signal, and the fault detection module is for detecting the state of first turn signal and the state of second turn signal；The third end of the fault detection module is connect with the power supply；The car body controller is used to determine according to the state of first turn signal and the state of second turn signal state in turn signal circuit.The utility model embodiment detects the state of the first turn signal and the state of the second turn signal, and be inferred to the state in turn signal circuit, achievees the purpose that intuitive judgment failure by the way that fault detection module is arranged in car body controller.
Description
Technical field
The utility model relates to field of fault detection, in particular to a kind of turn signal detection system and vehicle.
Background technique
Vehicle turn signal refers in Ackermann steer angle, by opening the flashing indicator light of respective direction, come warn Chinese herbaceous peony or
Pedestrian or vehicle after vehicle, prompt the driving direction of this vehicle.As China's passenger car technology is increasingly mature, car body controller
(Body Control Module, BCM) is widely used on passenger car, and the BCM application of commercial vehicle is still seldom.And BCM
Design function is only used to realize interior control, not up to intuitively judges the purpose of failure cause.
Utility model content
In view of this, being able to solve the purpose of this utility model is to provide a kind of turn signal detection system and vehicle
Above-mentioned technical problem.
The embodiments of the present invention are achieved in that
In a first aspect, the utility model embodiment provides a kind of turn signal detection system, comprising: car body controller,
One turn signal, the second turn signal and power supply；
Fault detection module, the first end of the fault detection module and described first are provided in the car body controller
Turn signal connection, the second end of the fault detection module are connect with second turn signal, and the fault detection module is used for
Detect the state of first turn signal and the state of second turn signal；
The third end of the fault detection module is connect with the power supply；The car body controller is used for according to described first
The state of turn signal and the state of second turn signal determine the state in turn signal circuit.
Further, the fault detection module includes field effect transistor, and the field effect transistor is for detecting institute
State the state of the first turn signal and the state of second turn signal.
Further, current detection module is provided in the car body controller, the current detection module is for detecting
The pin electric current of the field effect transistor, and export corresponding analog signal.
Further, the car body controller is additionally provided with analog-to-digital conversion module, and the analog-to-digital conversion module is for obtaining
The analog signal, and the analog signal is converted into digital signal.
Further, the car body controller is additionally provided with processor, and the processor is used to obtain the digital signal,
And the state of first turn signal and the state of second turn signal are determined according to the digital signal.
Further, the car body controller is additionally provided with memory, and the memory is turned to for storing described first
The state of the state of lamp and second turn signal.
Further, the model BNC0101-11 of the car body controller.
Further, the field effect transistor model BTS7008-2EPA.
Further, first turn signal is left steering lamp, and the left steering lamp includes turn lamp, left front, left side steering
Lamp and left back turn signal, the turn lamp, left front, the left side turn signal and the left back turn signal are in parallel；Described second turns to
Lamp is right turn lamp, and the right turn lamp includes right front turn lamp, right hand steering lamp and right rear directional, the right front steering
Lamp, the right hand steering lamp and the right rear directional are in parallel.
Second aspect, the utility model embodiment also provide a kind of vehicle, and the vehicle is provided with above-mentioned steering lamp inspection
Examining system.
The beneficial effect of the utility model embodiment is:
The utility model embodiment provides a kind of turn signal detection system and vehicle, by being arranged in car body controller
Fault detection module detects the state of the first turn signal and the state of the second turn signal, and is inferred to the state in turn signal circuit,
Achieve the purpose that intuitive judgment failure.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of turn signal detection system provided by the embodiment of the utility model；
Fig. 2 is a kind of structural schematic diagram of car body controller provided by the embodiment of the utility model；
Fig. 3 is a kind of structural representation of the turn signal detection system applied to vehicle provided by the embodiment of the utility model
Figure；
Fig. 4 is a kind of testing mechanism schematic diagram applied to turn signal detection system provided by the embodiment of the utility model.
Icon: 100- car body controller；110- fault detection module；120- current detection module；130- analog-to-digital conversion mould
Block；140- processor；150- memory.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or
The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area
Divide description, is not understood to indicate or imply relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Other feature and advantage of the utility model will illustrate in subsequent specification, also, partly from specification
It becomes apparent, or is understood and implementing the utility model embodiment.The purpose of this utility model and other advantages can
It is achieved and obtained by structure specifically indicated in the written description, claims, and drawings.
Fig. 1 is a kind of structural schematic diagram of turn signal detection system provided by the embodiment of the utility model, as shown in Figure 1,
The utility model embodiment provides a kind of turn signal detection system, comprising: car body controller 100, the first turn signal L1, second
Turn signal L2 and power supply U1.
Fault detection module 110, the first end of the fault detection module 110 are provided in the car body controller 100
It is connect with the first turn signal L1, the second end of the fault detection module 110 is connect with the second turn signal L2, described
Fault detection module 110 is for detecting the state of the first turn signal L1 and the state of the second turn signal L2；The event
The third end of barrier detection module 110 is connect with the power supply U1；The car body controller 100 is used for according to first turn signal
The state of L1 and the state of the second turn signal L2 determine the state in turn signal circuit.
Specifically, fault detection module 110 is set in car body controller 100, by fault detection module 110 to first
Turn signal L1 and the second turn signal L2 are detected, and the state of the first turn signal L1 and the state of the second turn signal L2 are obtained.Again
The state of state and the second turn signal L2 based on the first turn signal L1, by car body controller 100 it is preset with turn
To the corresponding relationship in lamp circuit, it can be deduced that the state in turn signal circuit.Wherein, turn signal circuit is substantially by switch, the
The circuit that one turn signal L1, the second turn signal L2 and power supply U1 are constituted.And power supply U1 here can be generator in the car,
It is also possible to vehicle battery power supply U1.Specific power supply U1 type can be according to actual steering lamp circuit first turn in utilization
It is selected to the state of lamp L1 and the second turn signal L2.
For example, if detected by fault detection module 110, car body controller 100 learns the first turn signal L1's
State is open circuit, and the state of the second turn signal L2 is open circuit.Car body controller 100 can be inferred that at this time, it may be possible to turn signal
Power supply U1 or switch sections in circuit break down, and cause the first turn signal L1 and the second turn signal L2 to there is open circuit existing
As.It is manually checked by this deduction again, abort situation can be determined more accurately, without examining to each device
It surveys.
On the basis of the above embodiments, the fault detection module 110 includes field effect transistor, and the field-effect is brilliant
Body pipe is for detecting the state of the first turn signal L1 and the state of the second turn signal L2.
Specifically, field effect transistor is set in fault detection module 110, and field effect transistor is sealing in turn signal time
When road, due to the connection type of turn signal and fault detection module 110, the pin electric current of field effect transistor be can reflect
The state of the state of first turn signal L1 and the second turn signal L2.
It is worth noting that fault detection module 110 can be the set of multiple field effect transistors, specific field-effect
The quantity and connection type of transistor, can be according in practice, specifically can be according in the turn signal circuit to be measured
The quantity of turn signal is adjusted.
For example, the number of field effect transistor can be two in the utility model embodiment, the first field effect transistor
For detecting the state of the first turn signal L1, the second field effect transistor is used to detect the state of the second turn signal L2.When first
When turn signal L1 is in normal operating conditions, the pin electric current of the first field effect transistor is within the scope of predetermined current；When first
When turn signal L1 is in open-circuit condition, the pin electric current of the first field effect transistor is zero；When the first turn signal L1 is in short circuit
The pin electric current of state, the first field effect transistor has exceeded predetermined current range.Similarly, when the second turn signal L2 is in normal
When working condition, the pin electric current of the second field effect transistor is within the scope of predetermined current；When the second turn signal L2 is in open circuit
When state, the pin electric current of the second field effect transistor is zero；When the second turn signal L2 is in short-circuit condition, the second field-effect is brilliant
The pin electric current of body pipe has exceeded predetermined current range.
Wherein, predetermined current range can work normally shape according to actual first turn signal L1 and the second turn signal L2
Under state, the value of the pin electric current of corresponding field effect transistor is adjusted.
Fig. 2 is a kind of structural schematic diagram of car body controller 100 provided by the embodiment of the utility model as shown in Fig. 2, institute
It states and is provided with current detection module 120 in car body controller 100, the current detection module 120 is for detecting the field-effect
The pin electric current of transistor, and export corresponding analog signal.
Specifically, car body controller 100 is additionally provided with current detection module 120, passes through detection and the first turn signal L1 and the
The pin electric current of the corresponding field effect transistor of two turn signal L2 obtains and the state of the first turn signal L1 and the second turn signal L2
The corresponding analog signal of state, car body controller 100 can be obtained by analog signal the state of the first turn signal L1 with
The state of second turn signal L2.
It is worth noting that because the first turn signal L1 and the second turn signal L2 may be in short-circuit condition, field-effect
The pin electric current of transistor may be larger, and current detection module 120 should pay attention to the selection of range.Current detection module 120
Concrete model can be selected according to the variation range of the pin electric current of field effect transistor.Also, the simulation of output
Signal can export multiple analog signals with more than one analog signal, and is reflected by the combination of multiple analog signals
The state of the state of one turn signal L1 and the second turn signal L2.
On the basis of the above embodiments, the car body controller 100 is additionally provided with analog-to-digital conversion module 130, the mould
The analog signal is converted to digital signal for obtaining the analog signal by number conversion module 130.
Specifically, car body controller 100 passes through the analog signal that current detection module 120 obtains, it is also necessary to pass through modulus
Conversion module 130 converts analog signals into digital signal, and sends digital signal.Wherein, analog-to-digital conversion module 130 be by when
Between continuous, amplitude also continuous analog quantity is converted to time discrete, amplitude also discrete digital signal.Also, digital signal sheet
Body does not have practical significance, is merely representative of a relative size.
It is worth noting that analog-to-digital conversion module 130 needs a standard with reference to analog quantity as conversion, with reference to simulation
The selection of amount can be adjusted according to the demand of practical car body controller 100.Also, the number that analog-to-digital conversion module 130 exports
Word signal can be multiple digital signals corresponding with analog signal quantity, and the quantity of specific digital signal can be according to reality
Needs be adjusted.
On the basis of the above embodiments, the car body controller 100 is additionally provided with processor 140, the processor 140
For obtaining the digital signal, and the state of the first turn signal L1 and second turn described is determined according to the digital signal
To the state of lamp L2.
Specifically, processor 140, which is obtained, handles obtained digital signal by analog-to-digital conversion module 130, then passes through number
Signal obtains the state of corresponding first turn signal L1 and the second turn signal L2.For example, if the number that processor 140 obtains
Signal is within the scope of preset number, then corresponding first turn signal L1 and the second turn signal L2 are in normal operating conditions；If
The digital signal that processor 140 obtains is lower than preset number range, then the first turn signal L1 and the second turn signal L2 is in open circuit
State；If the digital signal that processor 140 obtains exceeds preset number range, at the first turn signal L1 and the second turn signal L2
In short-circuit condition.Processor 140 can also send the state of the first turn signal L1 and the state of the second turn signal L2 to memory
150, carry out state storage.
It is worth noting that digital signal should be with the state of the first turn signal L1 and the state pair of the second turn signal L2
It answers.Preset number range also should basis, the number that the first turn signal L1 and the second turn signal L2 are exported in the case where working normally
The value of word signal is adjusted.
On the basis of the above embodiments, the car body controller 100 is additionally provided with memory 150, the memory 150
For storing the state of the first turn signal L1 and the state of the second turn signal L2.
Specifically, processor 140, can be to storage after the state that determined the first turn signal L1 and the second turn signal L2
Device 150 issues first state information corresponding with the first turn signal L1 and corresponding second status signal of the second turn signal L2, place
Reason device 140 can judge the state in turn signal circuit with the presence or absence of failure according to first state information and the second status information.
It is worth noting that needing to check Body Control when carrying out maintenance and inspection to car body controller 100 later
The history disposition of device 100 can check first state information and the second status information that memory 150 stores.Artificial inspection
Whether the state for looking into the first turn signal L1 is corresponding with the state of first state information, the state and the second state of the second turn signal L2
Whether the state of information corresponds to, and can detecte out fault detection module 110, the current detection module of car body controller 100 in this way
120, it whether there is failure between analog-to-digital conversion module 130 and processor 140.
On the basis of the above embodiments, the model BNC0101-11 of the car body controller 100.
Specifically, the car body controller 100 of model BNC0101-11 can use in commercial vehicle, traditional meeting
While electrical control function, the various protocols such as can agreement can also be supported.
It is worth noting that car body controller 100 can support the model of various protocols, specific vehicle body for other
The type selecting of controller 100 can be adjusted according to actual needs.
On the basis of the above embodiments, the field effect transistor model BTS7008-2EPA.
It is worth noting that the model of field effect transistor is not limited to BTS7008-2EPA in fault detection module 110, this
In be only a kind of optimum embodiment provided by the embodiment of the utility model, for detect the first turn signal L1 state and second turn
To the state of lamp L2.
Fig. 3 is a kind of structural representation of the turn signal detection system applied to vehicle provided by the embodiment of the utility model
Figure, as shown in figure 3, the first turn signal L1 is left steering lamp, the left steering lamp includes turn lamp, left front L1a, left side turn
To lamp L1b and left back turn signal L1c, the turn lamp, left front L1a, the left side turn signal L1b and the left back turn signal L1c
It is in parallel；The second turn signal L2 be right turn lamp, the right turn lamp include right front turn lamp L2a, right hand steering lamp L2b and
Right rear directional L2c, the right front turn lamp L2a, the right hand steering lamp L2b and the right rear directional L2c are in parallel.
Specifically, turn signal is that unlatching is important to prompt vehicle all around and pedestrian to pay attention to when motor vehicles turn to
Indicator light.Some turn signal fluorescent tubes use xenon fluorescent tube, single chip machine controlling circuit, left and right rotation stroboscopic non-stop run；Also
Turn signal use flasher, realize light flash.Present turn signal fluorescent tube can be divided mainly into resistance wire form, condenser type and electronics
Formula three types.
And in the practice of vehicle, the turn signal of vehicle is divided into left steering lamp and right turn according to display effect
Lamp.Wherein, left steering lamp further includes turn lamp, left front L1a, left side turn signal L1b and left back turn signal L1c according to riding position.
Turn lamp, left front L1a, left side turn signal L1b and left back these three turn signals of turn signal L1c are in parallel, survey turn signal in detection and return
Lu Shi can be used as left steering lamp and be analyzed together.It can similarly obtain, right turn lamp further includes right front steering according to riding position
Lamp L2a, right hand steering lamp L2b and right rear directional L2c.Right front turn lamp L2a, right hand steering lamp L2b and right rear directional L2c
These three turn signals are in parallel, when turn signal circuit is surveyed in detection, can be used as right turn lamp and analyzed together.
For example, if the fault detection module 110 of vehicle control device detects vehicle turn signal, vehicle control device passes through
Digital signal is inferred to turn lamp, left front L1a, left side turn signal L1b and left back turn signal L1c and is in off state, that is, turns left
It is in off state to lamp, and right front turn lamp L2a, right hand steering lamp L2b and right rear directional L2c are in normal work shape
State, i.e. right turn lamp are in normal operating conditions.Thus vehicle control device is it can be concluded that left steering lamp in turn signal circuit
Power supply U1 plug may unclamp or fall off, and need manually to check it later again, without to each of turn signal circuit
Device carries out artificial detection.
On the basis of the above embodiments, the utility model embodiment also provides a kind of vehicle, and the vehicle is provided with
The turn signal detection system stated.
Fig. 4 is a kind of testing mechanism schematic diagram applied to turn signal detection system provided by the embodiment of the utility model,
As shown in figure 4, the utility model is middle in turn signal detection system to use a kind of testing mechanism, it can be by detecting circuit a
Break down and detect that circuit b breaks down, fault type and generation area in conjunction with circuit a and circuit b may infer that back
The failure problems of road c, then carry out artificial detection.Line fault problem can be intuitively determined by above-mentioned testing mechanism.
In conclusion the utility model provides a kind of turn signal detection system and vehicle, and the system comprises: vehicle body control
Device 100, the first turn signal L1, the second turn signal L2 and power supply U1 processed；Fault detection mould is provided in the car body controller 100
Block 110, the first end of the fault detection module 110 are connect with the first turn signal L1, the fault detection module 110
Second end is connect with the second turn signal L2, and the fault detection module 110 is used to detect the shape of the first turn signal L1
The state of state and the second turn signal L2；The third end of the fault detection module 110 is connect with the power supply U1；The vehicle
Body controller 100 is used to determine that turn signal returns according to the state of the first turn signal L1 and the state of the second turn signal L2
The state on road.The utility model embodiment detects first turn by the way that fault detection module 110 is arranged in car body controller 100
To the state of lamp L1 and the state of the second turn signal L2, and it is inferred to the state in turn signal circuit, reaches intuitive judgment failure
Purpose.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of turn signal detection system characterized by comprising
Car body controller, the first turn signal, the second turn signal and power supply；
Fault detection module is provided in the car body controller, the first end of the fault detection module and described first turn to
Lamp connection, the second end of the fault detection module are connect with second turn signal, and the fault detection module is for detecting
The state of the state of first turn signal and second turn signal；
The third end of the fault detection module is connect with the power supply；
The car body controller is used to determine to turn to according to the state of first turn signal and the state of second turn signal
The state in lamp circuit.
2. turn signal detection system according to claim 1, which is characterized in that the fault detection module includes field-effect
Transistor, the field effect transistor is for detecting the state of first turn signal and the state of second turn signal.
3. turn signal detection system according to claim 2, which is characterized in that be provided with electric current in the car body controller
Detection module, the current detection module are used to detect the pin electric current of the field effect transistor, and export corresponding simulation
Signal.
4. turn signal detection system according to claim 3, which is characterized in that the car body controller is additionally provided with modulus
The analog signal is converted to digital signal for obtaining the analog signal by conversion module, the analog-to-digital conversion module.
5. turn signal detection system according to claim 4, which is characterized in that the car body controller is additionally provided with processing
Device, the processor determine the state of first turn signal for obtaining the digital signal according to the digital signal
With the state of second turn signal.
6. turn signal detection system according to claim 5, which is characterized in that the car body controller is additionally provided with storage
Device, the memory is for storing the state of first turn signal and the state of second turn signal.
7. turn signal detection system according to claim 1, which is characterized in that the model of the car body controller
BNC0101-11。
8. turn signal detection system according to claim 2, which is characterized in that the field effect transistor model
BTS7008-2EPA。
9. turn signal detection system according to claim 1-8, which is characterized in that first turn signal is a left side
Turn signal, the left steering lamp include turn lamp, left front, left side turn signal and left back turn signal, the turn lamp, left front, described
Left side turn signal and the left back turn signal are in parallel；
Second turn signal is right turn lamp, and the right turn lamp includes right front turn lamp, right hand steering lamp and right rear steering
Lamp, the right front turn lamp, the right hand steering lamp and the right rear directional are in parallel.
10. a kind of vehicle, which is characterized in that the vehicle is provided with turn signal detection system described in the claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821713888.3U CN209079756U (en) | 2018-10-22 | 2018-10-22 | A kind of turn signal detection system and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821713888.3U CN209079756U (en) | 2018-10-22 | 2018-10-22 | A kind of turn signal detection system and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN209079756U true CN209079756U (en) | 2019-07-09 |
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|---|---|---|---|
| CN201821713888.3U Expired - Fee Related CN209079756U (en) | 2018-10-22 | 2018-10-22 | A kind of turn signal detection system and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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2018
- 2018-10-22 CN CN201821713888.3U patent/CN209079756U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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Granted publication date: 20190709 |