CN205769153U - A kind of automotive safety reminds control system - Google Patents
A kind of automotive safety reminds control system Download PDFInfo
- Publication number
- CN205769153U CN205769153U CN201620768977.2U CN201620768977U CN205769153U CN 205769153 U CN205769153 U CN 205769153U CN 201620768977 U CN201620768977 U CN 201620768977U CN 205769153 U CN205769153 U CN 205769153U
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- Prior art keywords
- car body
- door
- body controller
- ultrasonic testing
- switch
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- 238000012360 testing method Methods 0.000 claims abstract description 49
- 238000002604 ultrasonography Methods 0.000 claims description 21
- 238000007493 shaping process Methods 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 206010039203 Road traffic accident Diseases 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
This utility model relates to technical field of vehicle safety, it is specifically related to a kind of automotive safety and reminds control system, this system includes: the door that car body controller electrically connects with described car body controller touches switch, also includes: the ignition lock that electrically connects with described car body controller respectively, buzzer and the ultrasonic testing module group being connected by CAN with described car body controller；Car body controller detects igniting lock status in real time, detecting that ignition lock state is after ON shelves become OFF shelves, start ultrasonic testing module group, so that ultrasonic testing module group exports obstacle distance value in real time to car body controller, when described obstacle distance value touches switching signal set less than or equal to setting alarm distance and door, car body controller enables buzzer, by this utility model, has ensured the safety of driver or occupant.
Description
Technical field
This utility model relates to technical field of vehicle safety, is specifically related to a kind of automotive safety and reminds control system.
Background technology
The most in the art, after driver is stopped, the most directly open the door and get off, do not note the vehicle feelings of motor vehicle environment
Condition, causes driver to be reminded with other vehicles or pedestrian collision to grasp so car load needs to increase during car door opening
The safety prompt function control system made, to avoid the generation of traffic accident.
Utility model content
This utility model provides a kind of automotive safety and reminds control system, with after vehicle parking, it is to avoid driver or
Occupant and the collision of barrier.
For achieving the above object, this utility model provides following technical scheme:
A kind of automotive safety reminds control system, including: the door that car body controller electrically connects with described car body controller touches
Switch, also includes: the ignition lock, the buzzer that electrically connect with described car body controller respectively and pass through with described car body controller
The ultrasonic testing module group that CAN connects；Car body controller detects igniting lock status in real time, ignition lock state detected
After ON shelves become OFF shelves, start ultrasonic testing module group, so that ultrasonic testing module group is the most defeated to car body controller
Go out obstacle distance value, when described obstacle distance value touches switching signal set less than or equal to setting alarm distance and door,
Car body controller enables buzzer.
Preferably, described door touches switch and includes: driver's side door touches switch and/or secondary driver side door touches switch.
Preferably, described ultrasonic testing module group includes: four ultrasonic testing modules；Described four ultrasonic testings
Module be respectively left front door ultrasonic testing module, right front door ultrasonic testing module, left back door ultrasonic testing module and
Right-rear-door ultrasonic testing module.
Preferably, described ultrasonic testing module includes: single-chip microcomputer, amplifying circuit, shaping circuit, ultrasonic emitting electricity
Road and ultrasound wave receive circuit；
Described amplifying circuit is connected between described single-chip microcomputer and described shaping circuit；
Described shaping circuit receives circuit electrically connect with described ultrasound emission circuit, ultrasound wave respectively.
Preferably, an I/O port of described car body controller electrically connects with generator charging display lamp end.
Preferably, described system also includes: door interlock switch；Described door interlock switch electrically connects with described car body controller, with
To described car body controller feedback car door whether locking.
Preferably, described door interlock switch includes: touch the driver's side door interlock switch that switch is corresponding with described driver's side door.
And/or the secondary driver's side door interlock switch that switch is corresponding is touched with described secondary driver side door.
The beneficial effects of the utility model are:
Car body controller touches switch, ignition lock, buzzer and ultrasound wave biography set of test modules respectively and is connected with door, works as car
Body controller detects that ignition lock state, after ON shelves become OFF shelves, starts ultrasonic testing module group, so that ultrasonic testing
Module group exports obstacle distance value in real time to car body controller, when described obstacle distance value less than or equal to set report to the police away from
From and time door touches switching signal set, car body controller enables buzzer；Occupant can be reminded by this utility model
Note the outer barrier of car before door opening, reduce the probability that traffic accident occurs, thus ensured the safety of driver or passenger.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation that this utility model embodiment automotive safety reminds control system.
Fig. 2 is the another kind of structural representation that this utility model embodiment automotive safety reminds control system.
Fig. 3 is a kind of structural representation of ultrasonic testing module in this utility model embodiment.
Labelling in accompanying drawing:
F, buzzer L, generator charging display lamp end SS, driver's side door interlock switch FS, secondary driver's side door interlock switch SC, department
Pusher side door touches switch FC, secondary driver side door touches switch VBAT, often electricity
Detailed description of the invention
In order to make those skilled in the art can be further understood that feature of the present utility model and technology contents, below in conjunction with
This utility model embodiment is elaborated by drawings and embodiments.
Being a kind of structural representation of this utility model embodiment automotive safety prompting control system as shown in Figure 1, this is
System includes: the door that car body controller electrically connects with described car body controller touches switch, and this system also includes: respectively with described car
The ignition lock of body controller electrical connection, buzzer F and the ultrasonic testing being connected by CAN with described car body controller
Module group；Car body controller detects igniting lock status in real time, is detecting that ignition lock state, after ON shelves become OFF shelves, starts
Ultrasonic testing module group, so that ultrasonic testing module group exports obstacle distance value in real time to car body controller, when described
When obstacle distance value touches switching signal set less than or equal to setting alarm distance and door, car body controller enables buzzer.
It should be noted that in this utility model embodiment, car body controller is to be powered by often electricity VBAT, car body controller
Enable buzzer can enable buzzer continuously and can also intermittently enable buzzer, and car body controller can also be ultrasound wave
Set of test modules is powered, and detects du vehicule obstacle distance in real time controlling ultrasonic testing module group.
During this practicality is novel, car body controller starts ultrasonic testing module group, mainly uses ultrasound die trial
The distance of block group detection du vehicule barrier.Once obstacle distance value is less than or equal to setting alarm distance, then Body Control
Device needs to send alarm by enable buzzer to driver or occupant.Setting alarm distance can be true according to vehicle situation
Fixed, such as, set alarm distance as 200cm.
Specifically, car body controller electrically connects with ignition lock OFF gear switch one end with ignition lock ON gear switch one end respectively,
The ignition lock ON gear switch other end electrically connects with often electricity VBAT, and the ignition lock OFF gear switch other end is connected to ground；Work as Body Control
Device detects that ignition lock ON gear switch goes off from closure state, and ignition lock OFF gear switch becomes closing from off-state
Close, it is determined that ignition lock becomes OFF shelves from ON shelves.
Specifically, in this utility model embodiment, door touch switch be connected to and car body controller between, work as door closing
Time, it is 0 that door touches switching signal；When car door opening.The tactile switching signal set of door is 1.
Specifically, as in figure 2 it is shown, door touches switch includes: driver's side door touches switch SC and/or secondary driver side door touches switch
FC。
Described ultrasonic testing module group includes: four ultrasonic testing modules；Described four ultrasonic testing modules are divided
Wei left front door ultrasonic testing module, right front door ultrasonic testing module, left back door ultrasonic testing module and right-rear-door
Ultrasonic testing module.
Specifically, as it is shown on figure 3, ultrasonic testing module includes: single-chip microcomputer, amplifying circuit, shaping circuit, ultrasound wave are sent out
Radio road and ultrasound wave receive circuit；Described amplifying circuit is connected between described single-chip microcomputer and described shaping circuit；Described
Shaping circuit receives circuit electrically connect with described ultrasound emission circuit, ultrasound wave respectively.
Usually, single-chip microcomputer+crystal oscillating circuit+reset circuit, just constitute a single-chip minimum system；When described monolithic
Machine has been internally integrated CAN controller function, is referred to as the single-chip microcomputer of band CAN function, and the monolithic of band CAN function
Machine can realize CAN communication function.Specifically, the single-chip microcomputer of band CAN function is such as the SAB-of Siemens
The TMS320LF2407 of C505C, TI, in this utility model, ultrasonic testing module can also include: crystal oscillating circuit, reset electricity
Road；And single-chip microcomputer is the single-chip microcomputer of above-mentioned band CAN function in this utility model.
Ultrasonic testing module specific works principle is: single-chip microcomputer is completed and Body Control by CAN interface on it
The communication of device, and export obstacle distance value by CAN to car body controller, single-chip microcomputer is sent out to ultrasonic emitting circuit
Send pumping signal, accept simultaneously ultrasound wave receive circuit echo-signal, calculate obstacle distance value, finally complete barrier away from
Reporting of distance values.Specifically, single-chip microcomputer produces one and triggers pulse (pumping signal), starts timing, the most described pumping signal
After amplifying circuit and shaping circuit, trigger ultrasonic emitting circuit, so that ultrasonic emitting circuit output ultrasonic wave.Output
Ultrasound wave encounter and form echo after barrier, partially reflective ripple returns and acts on ultrasound wave and receive circuit, and ultrasound wave receives
The echo received is become the faint signal of telecommunication by circuit, and this amplified circuit of faint signal of telecommunication, shaping circuit produce negative
Leaping voltage, sends interruption application to single-chip microcomputer.After single-chip microcomputer receives the signal interrupting application, make an immediate response interruption, outside execution
Portion's interrupt service routine, stops timing, obtains the time T that ultrasound wave sends and returns, calculates launch point from obstacle distance
Value S, it may be assumed that S=(C T)/2.C is the aerial spread speed of ultrasound wave.Ultrasonic testing module passes through CAN to car
Body controller exports obstacle distance value S in real time, and car body controller detects described obstacle distance value S less than or equal to setting report
Alert distance, and when door touches switching signal set, enable buzzer F.
Further for realizing car body controller, ignition lock non-stateful redundant is verified, in this utility model embodiment, vehicle body
One I/O mouth of controller electrically connects with generator charging display lamp end L.Specifically, as in figure 2 it is shown, the one of car body controller
Individual I/O mouth electrically connects with generator charging display lamp end L, and car body controller can obtain generator charging by this I/O mouth and refer to
Show the level of lamp end L, when car body controller detects that generator charging display lamp end L is high level, then confirm that vehicle is in ON
State；When car body controller detects that generator charging display lamp end L is low level, then confirm that vehicle is in flameout state, i.e.
This utility model, is changed by the level of generator charging display lamp end L and can verify igniting lock status whether from ON shelves to OFF
Shelves, when car body controller detects that generator charging display lamp end L change is inconsistent with the change of ignition lock state, then Body Control
Device can enable buzzer by interval, and prompting driver or occupant's vehicle are currently at malfunction.Certainly, in order to be different from
In this utility model, ignition lock state after ON shelves become OFF shelves, obstacle distance value less than or equal to set alarm distance and
And door when touching switching signal set car body controller enable buzzer, car body controller detects generator charging display lamp end L
When change is inconsistent with the change of ignition lock state, it is also possible to enable buzzer continuously.
Further, in order to realize the accurate detection that car body controller opposite house touches the switching signal of switch, this utility model is real
Executing in example, automotive safety reminds control system to include: door interlock switch；Described door interlock switch and described car body controller electricity
Connect, with to described car body controller feedback car door whether locking.When car body controller detects the door interlock switch of door interlock switch
Signal is in lockup state, then can confirm that the door of vehicle touches the door of switch and touches the non-set of switching signal；If car body controller
Detect that the door interlock switch letter AND gate that lock switchs touches the door of switch and touches switching signal not to confirming vehicle trouble, car during correspondence
Body controller takes corresponding troubleshooting measure, such as prompting driver or occupant to check door control system and the car of vehicle
Door.
Specifically, described door interlock switch may include that touch driver's side door lock corresponding for switch SC opens with described driver's side door
Close SS, and/or touch secondary driver's side door interlock switch FS corresponding to switch FC with described secondary driver side door.
The automotive safety that this utility model embodiment provides reminds control system, car body controller switch tactile with door respectively,
Ignition lock, buzzer and ultrasound wave pass set of test modules and connect, when car body controller detects that ignition lock state becomes from ON shelves
For OFF shelves, start ultrasonic testing module group, and when door touches switching signal set, enable buzzer；Pass through car body controller
Judging motoring condition, the distance of ultrasonic testing module group detection barrier, car body controller drives buzzer to send police
The sound shown, notes the outer barrier of car, reduces the purpose of the probability that traffic accident occurs before reminding occupant's door opening,
Thus ensured the safety of driver or passenger.
Being described in detail this utility model embodiment above, detailed description of the invention used herein is to this practicality
Novel being set forth, the explanation of above example is only intended to help and understands this utility model；Simultaneously for this area one
As technical staff, according to thought of the present utility model, the most all will change, to sum up
Described, this utility model content should not be construed as restriction of the present utility model.
Claims (7)
1. automotive safety reminds a control system, including: the door that car body controller electrically connects with described car body controller touches and opens
Close, it is characterised in that also include: the ignition lock that electrically connects with described car body controller respectively, buzzer and with described vehicle body
The ultrasonic testing module group that controller is connected by CAN；Car body controller detects igniting lock status in real time, is detecting
Ignition lock state, after ON shelves become OFF shelves, starts ultrasonic testing module group, so that ultrasonic testing module group is to vehicle body control
Device processed exports obstacle distance value in real time, when described obstacle distance value is less than or equal to setting alarm distance and the tactile switch of door
During home position signal, car body controller enables buzzer.
Automotive safety the most according to claim 1 reminds control system, it is characterised in that described door touches switch and includes: department
Pusher side door touches switch and/or secondary driver side door touches switch.
Automotive safety the most according to claim 1 reminds control system, it is characterised in that described ultrasonic testing module group
Including: four ultrasonic testing modules；Before described four ultrasonic testing modules are respectively left front door ultrasonic testing module, the right side
Door ultrasound wave test module, left back door ultrasonic testing module and right-rear-door ultrasonic testing module.
Automotive safety the most according to claim 3 reminds control system, it is characterised in that described ultrasonic testing module bag
Include: single-chip microcomputer, amplifying circuit, shaping circuit, ultrasonic emitting circuit and ultrasound wave receive circuit；
Described amplifying circuit is connected between described single-chip microcomputer and described shaping circuit；
Described shaping circuit receives circuit electrically connect with described ultrasound emission circuit, ultrasound wave respectively.
5. remind control system according to the automotive safety described in any one of claim 1-4, it is characterised in that described Body Control
One I/O port of device electrically connects with generator charging display lamp end.
Automotive safety the most according to claim 2 reminds control system, it is characterised in that described system also includes: door lock
Switch；Described door interlock switch electrically connects with described car body controller, with to described car body controller feedback car door whether locking.
Automotive safety the most according to claim 6 reminds control system, it is characterised in that described door interlock switch includes: with
Described driver's side door touches the driver's side door interlock switch that switch is corresponding,
And/or the secondary driver's side door interlock switch that switch is corresponding is touched with described secondary driver side door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768977.2U CN205769153U (en) | 2016-07-20 | 2016-07-20 | A kind of automotive safety reminds control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768977.2U CN205769153U (en) | 2016-07-20 | 2016-07-20 | A kind of automotive safety reminds control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205769153U true CN205769153U (en) | 2016-12-07 |
Family
ID=58120722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620768977.2U Expired - Fee Related CN205769153U (en) | 2016-07-20 | 2016-07-20 | A kind of automotive safety reminds control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205769153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874432A (en) * | 2021-02-08 | 2021-06-01 | 一汽解放汽车有限公司 | Brake lamp control system and method and driving equipment |
-
2016
- 2016-07-20 CN CN201620768977.2U patent/CN205769153U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112874432A (en) * | 2021-02-08 | 2021-06-01 | 一汽解放汽车有限公司 | Brake lamp control system and method and driving equipment |
| CN112874432B (en) * | 2021-02-08 | 2023-03-24 | 一汽解放汽车有限公司 | Brake lamp control system and method and driving equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automotive Co., Ltd. |
|
| 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: 20161207 Termination date: 20190720 |