CN109177963A - A kind of inactive alarm system of parking braking and warning note method - Google Patents
A kind of inactive alarm system of parking braking and warning note method Download PDFInfo
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- CN109177963A CN109177963A CN201810890275.5A CN201810890275A CN109177963A CN 109177963 A CN109177963 A CN 109177963A CN 201810890275 A CN201810890275 A CN 201810890275A CN 109177963 A CN109177963 A CN 109177963A
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- Prior art keywords
- parking brake
- function module
- draw
- warning function
- state
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
Abstract
The present invention relates to a kind of inactive alarm systems of parking braking, including parking brake switch, ignition switch, main drive door, instrument assembly, the liquid crystal display and buzzer being integrated in instrument assembly;It is also integrated with parking brake in instrument assembly and does not draw warning function module;Parking brake switch and ignition switch do not draw warning function module to connect with parking brake respectively;Main door of driving does not draw warning function module to connect by CAN bus with the parking brake;Parking brake does not draw warning function module to be electrically connected with liquid crystal display, and parking brake does not draw warning function module to be electrically connected with buzzer.The present invention also provides a kind of inactive warning note methods of parking braking.The present invention can issue the dual-alarm of parking brake non-pull-up word alarm prompt and buzzing alarm sound, prompt driver's pull-up parking brake in driver in the case where no pull-up parking brake, after ignition switch is placed in OFF grades.
Description
Technical field
The present invention relates to brake system of car, and in particular to a kind of inactive alarm system of parking braking and warning note side
Method.
Background technique
Automobile industry high speed development in recent years, people no longer solely pursue comfort, also propose to safety higher
Requirement.Parking brake is most important automobile safety components when vehicle stationary is parked, and can guarantee that automobile is parked under various road conditions
When locked wheel, prevent the generation of car slipping accident.However many drivers tend to forget pull-up parking brake after flame-out, causing can
The insecurity factor of car slipping can occur.Currently, the vehicle with automatic parking function usually configures EPB (Electrical Park
The abbreviation of Brake, i.e. electronic brake system) etc. more multi-configuration, vehicle price is higher, and the purchase vehicle beyond some consumers is pre-
It calculates.
CN 203888785U discloses a kind of safety alarm device of automobile hand brake, passes through the size of parking brake pretightning force
Come judge parking brake whether pull-up, issue audio alert in the non-pull-up of parking brake.But it still has following problem:
(1) parking brake detection unit detection pretightning force size needs to pre-tighten force snesor, and system is more complex;
(2) there was only audio alert, warning note mode is single;
(3) it cannot detect whether to have after driver stops working and be intended to from vehicle, alarm urgency level cannot be distinguished;
(4) when unclamping parking brake intention starting after driver's igniting, redundant warning can be generated, interference driver is just common
Vehicle.
Therefore, the safety alarm device needs of existing automobile hand brake are improved.
CN 202175045U bulletin " a kind of automotive parking brake unloosening alarm ", including alarm body, prior-warning device and
Control circuit, the control circuit are arranged in alarm body, and the prior-warning device is external in control circuit, the control electricity
Road includes parking brake signal processing circuit, throttle position signal processing circuit, signal judgement processing driving circuit, sound-light alarm electricity
Road and voltage-stabilized power supply circuit, the utility model are double by voice and indicator light by designing a kind of automotive parking brake unloosening alarm
It brings up again the mode shown and carries out early warning, it, only need to be by the report from without to oil circuit, automobile inner part structure re-starts design
Alert device accesses former automobile circuit, therefore can greatly save the production cost or improvement cost of automobile.Unquestionably, this is institute
State a kind of good try of technical field.
Summary of the invention
The object of the present invention is to provide a kind of inactive alarm systems of parking braking, can be in driver in no pull-up
In the case where parking brake, after ignition switch is placed in OFF grades, the non-pull-up word alarm prompt of parking brake and buzzing alarm sound are issued
Dual-alarm, prompt driver's pull-up parking brake.The present invention also provides a kind of inactive warning note methods of parking braking.
The inactive alarm system of a kind of parking braking of the present invention, including parking brake switch, ignition switch, master drive
Door, instrument assembly, the liquid crystal display and buzzer being integrated in instrument assembly, it is characterized in that: also integrated in the instrument assembly
There is parking brake not draw warning function module;The parking brake switch and ignition switch pass through rigid line respectively and do not draw alarm function with the parking brake
It can module connection;Parking brake pull-up/non-pull-up signal that the parking brake switch will test is sent to parking brake and does not draw warning function module,
The ignition lock state signal that the ignition switch will test is sent to parking brake and does not draw warning function module;
Master door of driving by CAN bus with the parking brake does not draw warning function module to connect;The master drives goalkeeper
The master of a detection open/closed signal of driving is sent to parking brake and does not draw warning function module;
The parking brake does not draw warning function module to be electrically connected with liquid crystal display, does not draw text report to control liquid crystal display progress parking brake
Alert prompt;
The parking brake does not draw warning function module to be electrically connected with buzzer, does not draw buzzing report to control buzzer progress parking brake
Alert prompt.
A kind of inactive warning note method of parking braking of the present invention, using the inactive alarm of above-mentioned parking braking
System, characterized in that the following steps are included:
The first step, parking brake do not draw warning function module to judge that the ignition switch of automobile is in IGN OFF state or place
In IGN ON state;When being in IGN ON state, then second step is executed;
Second step, parking brake do not draw warning function module to remove alarm, close word alarm prompt and the buzzer of liquid crystal display
Buzzing warning note, and record parking brake switch signal condition;Then the first step is executed, when ignition switch is in IGN
OFF state then executes third step;
Third step, parking brake do not draw warning function module to judge that parking brake switch is in non-pull-up state or in pull-up shape
State then executes the 4th step when being to be in non-pull-up state;When being to be in pull-up state, then the first step is executed;
4th step, parking brake do not draw warning function module to judge whether the non-pull-up state of parking brake switch is to be remembered by second step
Record then executes the 5th step when being recorded by second step;When being recorded by second step, the first step is executed;
5th step, it is in the open state or in closing shape that parking brake, which does not draw the main door of driving of warning function module judgement,
State;When main door of driving be it is in the open state, then execute the 7th step;It is to be in close state when leading door of driving, then executes the 6th
Step;
6th step, it is level-one that parking brake, which does not draw warning function module definition alert levels, and control liquid crystal display shows and " please shake hands
Stop " word alarm prompt, and control buzzer and issue buzzing warning note;Level-one alarm sound advisory frequency is 1Hz, is then held
The 8th step of row;
7th step, it is second level that parking brake, which does not draw warning function module definition alert levels, and control liquid crystal display shows and " please shake hands
Stop " word alarm prompt, and control buzzer and issue buzzing warning note, secondary alarm auditory tone cues frequency is 2Hz, is then held
The 8th step of row;
8th step, parking brake do not draw warning function module to judge whether alert levels change, when alert levels do not change, then
Execute the 9th step;When alert levels have change, then the tenth step is executed;
9th step, parking brake do not draw warning function module to reset the alarm cumulative time, then execute the tenth step;
Tenth step, parking brake do not draw warning function module to judge that word alarm prompts and whether is the sound warning note duration
Reach 10s, when reaching 10s, then the 11st step is executed;When not reaching 10s, then the first step is executed;
11st step, parking brake do not draw warning function module to remove alarm, close word alarm prompt and and the bee of liquid crystal display
The buzzing warning note of ring device, then executes the first step.
Compared with prior art, the present invention having the effect that
(1) parking brake switch signal detection parking brake state is used, using ignition switch signal detection vehicle fired state, is used
The main main door state of driving of gate signal detection of driving.Do not draw warning function module to these using the parking brake being integrated in instrument assembly
Signal is handled, and is carried out word alarm prompt according to the liquid crystal display that processing result control is integrated in instrument and show/do not shown
Show, controls the buzzer progress buzzing alarm sound being integrated in instrument and open/close, system building is simple, at low cost.
(2) when ignition switch is in IGN OFF state and the non-pull-up of parking brake, if the non-tension state of this parking brake is by lighting a fire
It is recorded when switch is in IGN ON, warning note is prompted by liquid crystal display text importing and buzzer buzzing, from vision and is listened
Feel that double sense organ dimensions remind driver's pull-up parking brake, warning note effect is good.
(3) when ignition switch is in IGN OFF state and the non-pull-up of parking brake, if the non-tension state of this parking brake is by lighting a fire
It is recorded when switch is in IGN ON, parking brake, which does not draw warning function module to detect driver according to car door opening or closed state, is
It is no to have from vehicle intention, it controls liquid crystal display and buzzer carries out the warning note of different stage, to distinguish the urgent journey of different alarms
Degree, alarm discrimination are high.
(4) judge whether driver has starting to be intended to according to ignition switch signal condition, if ignition switch signal is in
IGN ON state, parking brake do not draw warning function module
The prompt of control liquid crystal display word alarm and buzzer buzzing warning note are removed, is having starting to anticipate to eliminate driver
Redundant warning when figure will not interfere driver's to use vehicle.
Detailed description of the invention
Fig. 1 is the schematic block diagram of the inactive alarm system of parking braking.
Fig. 2 is the warning note flow chart of the inactive alarm system of parking braking.
In figure: 1-parking brake switch, 2-ignition switches, 3-main doors of driving, 4-instrument assemblies, 5-liquid crystal displays, 6-bees
Ring device, and 7-parking brakes do not draw warning function module.
Specific embodiment
It elaborates with reference to the accompanying drawing to the present invention.
The inactive alarm system of a kind of parking braking shown in Figure 1, including parking brake switch 1, ignition switch 2, master drive
Car door 3, instrument assembly 4, the liquid crystal display 5 and buzzer 6 being integrated in instrument assembly, it is characterized in that: in the instrument assembly 4
It is also integrated with parking brake and does not draw warning function module 7;The parking brake switch 1 and ignition switch 2 pass through rigid line and the parking brake respectively
Warning function module 7 is not drawn to connect;The parking brake pull-up that the parking brake switch 1 will test/non-pull-up signal is sent to parking brake and does not draw
Warning function module 7, the ignition lock state signal that the ignition switch 2 will test are sent to parking brake and do not draw warning function module
7;
Master door 3 of driving by CAN bus with the parking brake does not draw warning function module 7 to connect;The master drives door 3
The master that a will test open/closed signal of driving is sent to parking brake and does not draw warning function module 7;
The parking brake does not draw warning function module 7 to be electrically connected with liquid crystal display 5, does not draw text to control liquid crystal display progress parking brake
Warning note (show/is not shown);
The parking brake does not draw warning function module 7 to be electrically connected with buzzer 6, does not draw buzzing to control buzzer progress parking brake
Warning note (opens/closes).
Referring to fig. 2, the inactive warning note method of a kind of parking braking, using the inactive report of above-mentioned parking braking
Alert system, characterized in that the following steps are included:
The first step, parking brake do not draw warning function module 7 judge automobile ignition switch 2 be in IGN OFF state or
In IGN ON state;When being in IGN ON state, then second step is executed;
Second step, parking brake do not draw warning function module 7 to remove alarm, close the word alarm prompt and buzzing of liquid crystal display 5
The buzzing warning note of device 6, and record the signal condition of parking brake switch 1;Then the first step is executed, when ignition switch 2 is to be in
IGN OFF state, then execute third step;
Third step, parking brake do not draw warning function module 7 to judge that parking brake switch 1 is in non-pull-up state or in pull-up
State then executes the 4th step when being to be in non-pull-up state;When being to be in pull-up state, then the first step is executed;
4th step, parking brake do not draw warning function module 7 to judge whether the non-pull-up state of parking brake switch 1 is by second step institute
Record then executes the 5th step when being recorded by second step;When being recorded by second step, the first step is executed;
5th step, it is in the open state or in closing shape that parking brake, which does not draw the main door 3 of driving of the judgement of warning function module 7,
State;When main door 3 of driving be it is in the open state, then execute the 7th step;When main door 3 of driving is to be in close state, then the is executed
Six steps;
6th step, it is level-one that parking brake, which does not draw warning function module 7 to define alert levels, and the control display of liquid crystal display 5 " please shake hands
Stop " word alarm prompt, and control buzzer 6 and issue buzzing warning note;Level-one alarm sound advisory frequency is 1Hz, then
Execute the 8th step;
7th step, it is second level that parking brake, which does not draw warning function module 7 to define alert levels, and the control display of liquid crystal display 5 " please shake hands
Stop " word alarm prompt, and control buzzer 6 and issue buzzing warning note, secondary alarm auditory tone cues frequency is 2Hz, then
Execute the 8th step;
8th step, parking brake do not draw warning function module 7 to judge whether alert levels change, when alert levels do not change,
Then execute the 9th step;When alert levels have change, then the tenth step is executed;
9th step, parking brake do not draw warning function module 7 to reset the alarm cumulative time, then execute the tenth step;
Tenth step, parking brake do not draw warning function module 7 to judge that word alarm prompt is with the sound warning note duration
It is no to reach 10s, when reaching 10s, then the 11st step is executed;When not reaching 10s, then the first step is executed;
11st step, parking brake do not draw warning function module 7 remove alarm, close liquid crystal display 5 word alarm prompt and and
The buzzing warning note of buzzer 6, then executes the first step.
When ignition switch is in IGN OFF state, if parking brake is in non-pull-up state, and this state is by lighting a fire out
It is recorded when closing in IGN ON, and master drives closing of the door, then it is one that parking brake, which does not draw warning function module definition alert levels,
Grade.Level-one alert levels alarm content includes: that parking brake does not draw warning function module control liquid crystal display to show " please pull the hand brake " text
Warning note, and control buzzer and make a sound warning note, alarm sound advisory frequency is setting advisory frequency, text report
Alert prompt and sound warning note duration are setting time, remove alarm, text after reaching the warning note duration
Warning note and buzzer warning prompt are turned off.
When ignition switch is in IGN OFF state, if parking brake is in non-pull-up state, and this state is by lighting a fire out
It is recorded when closing in IGN ON, and master drives car door opening, then it is two that parking brake, which does not draw warning function module definition alert levels,
Grade.Secondary alarm rank alarm content includes: that parking brake does not draw warning function module control liquid crystal display to show " please pull the hand brake " text
Warning note, and control buzzer and make a sound warning note, alarm sound advisory frequency is setting advisory frequency, text report
Alert prompt and sound warning note duration are setting time, remove alarm, text after reaching the warning note duration
Warning note and buzzer warning prompt are turned off.
IGN OFF state is in ignition switch and when parking brake does not draw warning function module to be in level-one alarm condition
When, if main door state of driving becomes opening from closing, alert levels become second level, reset warning note cumulative time, report
Alert content is secondary alarm content.
IGN OFF state is in ignition switch and when parking brake does not draw warning function module to be in secondary alarm state
When, if main door state of driving becomes closing from opening, alert levels become level-one, reset warning note cumulative time, report
Alert content is level-one alarm content.
Wherein, the warning note duration setting time is preferably 10s, the level-one alert levels buzzer warning
It is preferably 1Hz that sound, which sets advisory frequency, and the secondary alarm rank buzzer warning sound setting advisory frequency is preferably
2Hz。
Word alarm prompt and sound warning note duration, level-one alarm sound advisory frequency and secondary alarm sound
The values such as advisory frequency are chosen based on experience value, can also be changed accordingly according to the actual situation.
Claims (2)
1. a kind of inactive alarm system of parking braking, including parking brake switch (1), ignition switch (2), main drive door (3), instrument
Assembly (4), the liquid crystal display (5) being integrated in instrument assembly and buzzer (6), it is characterized in that: in the instrument assembly (4) also
It is integrated with parking brake and does not draw warning function module (7);Parking brake switch (1) and ignition switch (2) pass through respectively rigid line with it is described
Parking brake does not draw warning function module (7) to connect;Parking brake pull-up/non-pull-up signal that the parking brake switch (1) will test is sent to
Parking brake is not drawn warning function module (7), and the ignition lock state signal that the ignition switch (2) will test is sent to parking brake and does not draw
Warning function module (7);
The master drive door (3) by CAN bus do not draw warning function module (7) to connect with the parking brake;The master drives door
(3) master that a will test open/closed signal of driving is sent to parking brake and does not draw warning function module (7);
The parking brake does not draw warning function module (7) to be electrically connected with liquid crystal display (5), does not draw text to control liquid crystal display progress parking brake
Warning note (show/is not shown);
The parking brake does not draw warning function module (7) to be electrically connected with buzzer (6), does not draw buzzing to control buzzer progress parking brake
Warning note (opens/closes).
2. a kind of inactive warning note method of parking braking, using the inactive alarm system of above-mentioned parking braking, characterized in that
The following steps are included:
The first step, parking brake do not draw warning function module (7) judge automobile ignition switch (2) be in IGN OFF state or
In IGN ON state;When being in IGN ON state, then second step is executed;
Second step, parking brake do not draw warning function module (7) to remove alarm, close the word alarm prompt and buzzing of liquid crystal display (5)
The buzzing warning note of device (6), and record the signal condition of parking brake switch (1);Then the first step is executed, when ignition switch (2)
It is then to execute third step in IGN OFF state;
Third step, parking brake do not draw warning function module (7) to judge that parking brake switch (1) is in non-pull-up state or in pull-up
State then executes the 4th step when being to be in non-pull-up state;When being to be in pull-up state, then the first step is executed;
4th step, parking brake do not draw warning function module (7) to judge whether the non-pull-up state of parking brake switch (1) is by second step institute
Record then executes the 5th step when being recorded by second step;When being recorded by second step, the first step is executed;
5th step, it is in the open state or in closing shape that parking brake, which does not draw the main door (3) of driving of warning function module (7) judgement,
State;When main door (3) of driving be it is in the open state, then execute the 7th step;It is to be in close state when leading door (3) of driving, then holds
The 6th step of row;
6th step, it is level-one that parking brake, which does not draw warning function module (7) to define alert levels, and control liquid crystal display (5) display " please shake hands
Stop " word alarm prompt, and control buzzer (6) and issue buzzing warning note;Level-one alarm sound advisory frequency is 1Hz, so
The 8th step is executed afterwards;
7th step, it is second level that parking brake, which does not draw warning function module (7) to define alert levels, and control liquid crystal display (5) display " please shake hands
Stop " word alarm prompt, and control buzzer (6) and issue buzzing warning note, secondary alarm auditory tone cues frequency is 2Hz, so
The 8th step is executed afterwards;
8th step, parking brake do not draw warning function module (7) to judge whether alert levels change, when alert levels do not change, then
Execute the 9th step;When alert levels have change, then the tenth step is executed;
9th step, parking brake do not draw warning function module (7) to reset the alarm cumulative time, then execute the tenth step;
Tenth step, parking brake do not draw warning function module (7) to judge that word alarm prompts and whether is the sound warning note duration
Reach 10s, when reaching 10s, then executes the 11st step;When not reaching 10s, then the first step is executed;
11st step, parking brake do not draw warning function module (7) remove alarm, close liquid crystal display (5) word alarm prompt and and
The buzzing warning note of buzzer (6), then executes the first step.
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CN201810890275.5A CN109177963B (en) | 2018-08-07 | 2018-08-07 | Parking brake non-starting alarm system and alarm prompt method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810890275.5A CN109177963B (en) | 2018-08-07 | 2018-08-07 | Parking brake non-starting alarm system and alarm prompt method |
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CN109177963A true CN109177963A (en) | 2019-01-11 |
CN109177963B CN109177963B (en) | 2021-05-04 |
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CN201810890275.5A Active CN109177963B (en) | 2018-08-07 | 2018-08-07 | Parking brake non-starting alarm system and alarm prompt method |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111645650A (en) * | 2020-06-15 | 2020-09-11 | 湖南行必达网联科技有限公司 | Automatic parking control system and method for vehicle |
CN111845780A (en) * | 2019-04-30 | 2020-10-30 | 比亚迪股份有限公司 | Method and device for preventing hand brake from being pulled and vehicle |
CN112026733A (en) * | 2020-08-31 | 2020-12-04 | 重庆长安汽车股份有限公司 | Electronic hand brake non-pull-up alarm reminding method and system, vehicle and storage medium |
CN112776773A (en) * | 2021-02-27 | 2021-05-11 | 重庆长安汽车股份有限公司 | Anti-sliding safety control method and system and automobile |
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CN103264693A (en) * | 2013-05-31 | 2013-08-28 | 浙江吉利汽车研究院有限公司杭州分公司 | Method and device for reminding driver to start parking braking |
CN207106489U (en) * | 2017-07-21 | 2018-03-16 | 安徽江淮汽车集团股份有限公司 | Automobile hand brake does not open alarm set |
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JPH08310383A (en) * | 1995-05-18 | 1996-11-26 | Mitsubishi Motors Corp | Parking brake alarm device and vehicle brake auxiliary device having parking brake alarm device |
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CN111845780A (en) * | 2019-04-30 | 2020-10-30 | 比亚迪股份有限公司 | Method and device for preventing hand brake from being pulled and vehicle |
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CN112776773A (en) * | 2021-02-27 | 2021-05-11 | 重庆长安汽车股份有限公司 | Anti-sliding safety control method and system and automobile |
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