CN203888785U - Safety alarm device of automobile hand brake - Google Patents
Safety alarm device of automobile hand brake Download PDFInfo
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- CN203888785U CN203888785U CN201320735960.3U CN201320735960U CN203888785U CN 203888785 U CN203888785 U CN 203888785U CN 201320735960 U CN201320735960 U CN 201320735960U CN 203888785 U CN203888785 U CN 203888785U
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- hand brake
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- parking brake
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- 238000002474 experimental method Methods 0.000 description 2
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Abstract
The utility model provides a safety alarm device of an automobile hand brake, belongs to the technical field of automobile safety and solves the problem in the prior art that a driver is likely to forget to tighten or loosen a hand brake while an automobile is used. The safety alarm device of the automobile hand brake comprises an ECU (Electronic Control Unit), a speed detection unit, a hand brake detection unit and a voice alarm unit, wherein the speed detection unit can be used for detecting the running speed of a vehicle, the hand brake detection unit can be used for detecting the tightness degree of the automobile hand brake, and the voice alarm unit can be used for emitting voice prompt, the speed detection unit, the hand brake detection unit and the voice alarm unit are all connected with the ECU, and the ECU can be used for receiving detection signals sent by the speed detection unit and the hand brake detection unit and sending a control signal to the voice alarm unit for controlling the voice alarm unit to emit corresponding voice prompt when the detection signal sent by the hand brake detection unit does not reach a set value. The safety alarm device of the automobile hand brake, provided by the utility model, has the advantage that the using safety and the service life of the automobile can be ensured.
Description
Technical field
The utility model belongs to automotive safety technical field, relates to a kind of safety alarm device, relates in particular to a kind of safety alarm device of automobile hand brake.
Background technology
Along with the development of auto trade and the raising of people's living standard, automobile starts progressively to come into every household, has all had one's own automobile in most of families.Yet because the recoverable amount of automobile increases gradually, the supply of the parking stall of automobile is just slightly inadequate, part vehicle cannot rest on smooth parking area, need to be docked on some slopes, for preventing that vehicle from slipping the phenomenon of car at slope place, vehicle stop needs pull-up parking brake later.
But some new hand's chaufeurs or senior chaufeur are very easily forgotten pull-up parking brake because being in a hurry, and the prompting of parking brake status indicator lamp is directly perceived not, easily causes vehicle to move along slope and traffic accident occurs.New hand's chaufeur or senior chaufeur are easily forgotten and are unclamped parking brake too when vehicle launch travels, especially present automatic catch automobile still can normally not travel in the situation that parking brake unclamps, more easily there is above situation, and in the process of moving as parking brake does not unclamp, can damage automobile brake disc hugely, shorten service life of automobile.Therefore, design a kind of can be in time and remind intuitively that chaufeur, the device that parking brake is not strained or parking brake does not unclamp are very necessary.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for prior art, proposed a kind of can be in time and remind intuitively its parking brake of chaufeur not strain or the safety alarm device of the automobile hand brake that do not unclamp.
The purpose of this utility model can realize by following technical proposal:
A kind of safety alarm device of automobile hand brake, comprise ECU, can detect the speed detection unit of the moving velocity of vehicle, can detect the parking brake detecting unit of degree of tightness state of automobile hand brake and the audio alert unit that can send voice message, described speed detection unit, parking brake detecting unit and audio alert unit are all connected with above-mentioned ECU, described ECU can receive the detection signal of above-mentioned speed detection unit and the transmission of parking brake detecting unit and transmit control signal and to control it, send corresponding voice message to audio alert unit when the detection signal of parking brake detecting unit transmission does not reach setting value.
The safety alarm device of this automobile hand brake first be take and judged that it is as motoring condition or quiescence by the moving velocity of speed detection unit detection automobile, and determines the corresponding setting value of parking brake respectively.If the moving velocity of automobile is zero, and parking brake detecting unit is while sending to the detection signal of ECU to represent that the degree of its tension is less than tension setting value, and ECU transmits control signal and to audio alert unit, to control it, sends the voice message of " parking brake is not tight "; Otherwise, as non-vanishing in the moving velocity of automobile, and parking brake detecting unit sends to the detection signal of ECU to represent that its tension degree is greater than while unclamping setting value, and ECU transmits control signal and to audio alert unit, to control it, sends the voice message of " parking brake is pine ".
In the safety alarm device of above-mentioned automobile hand brake, described parking brake detecting unit is the predetermincd tension sensor that can detect its predetermincd tension size that is arranged at above-mentioned parking brake place.Unclamping with tension of parking brake all has certain predetermincd tension, the predetermincd tension scope when obtaining by experiment the predetermincd tension scope in parking brake when tension and parking brake and unclamping, and suitably adjust according to actual needs its scope and using as parking brake tension and the setting value of unclamping.
As another kind of situation, in the safety alarm device of above-mentioned automobile hand brake, described parking brake detecting unit is the position transduser that is arranged at the position that can detect parking brake at above-mentioned parking brake place.
In the safety alarm device of above-mentioned automobile hand brake, described speed detection unit is car speed sensor.
As another kind of situation, in the safety alarm device of above-mentioned automobile hand brake, described speed detection unit is for detecting the wheel speed sensors of the vehicle wheel rotational speed of vehicle.
Compared with prior art, the safety alarm device of this automobile hand brake has the following advantages:
1, safety warning device can stop and parking brake sends voice message in the situation that parking brake not unclamping in pull-up or vehicle traveling process at automobile, and prompting in time and directly perceived, has guaranteed safety and service life that vehicle uses.
2, safety warning device utilizes the predetermincd tension shown in predetermincd tension sensor as incoming signal, can carry out more exactly that automobile hand brake does not close or the prompting of pine.
3, safety warning device is simple in structure, and use cost is low and be difficult for aging.
Accompanying drawing explanation
Fig. 1 is the theory structure block diagram of the safety alarm device of this automobile hand brake.
In figure, 1, ECU; 2, speed detection unit; 3, parking brake detecting unit; 4, audio alert unit.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, the safety alarm device of this automobile hand brake comprises ECU1, can detect the speed detection unit 2 of the moving velocity of vehicle, can detect the parking brake detecting unit 3 of degree of tightness state of automobile hand brake and the audio alert unit 4 that can send voice message, and speed detection unit 2, parking brake detecting unit 3 and audio alert unit 4 are all connected with ECU1.In the present embodiment, parking brake detecting unit 3 is for being arranged at the predetermincd tension sensor that can detect its predetermincd tension size at parking brake place; Speed detection unit 2 is car speed sensor.
When the safety alarm device of this automobile hand brake is worked, by car speed sensor, detect the moving velocity of automobile and send to ECU1 to process the vehicle speed signal detecting, with judgement vehicle, be in motoring condition or halted state, predetermincd tension sensor is big or small for detection of the predetermincd tension at automobile hand brake place.
When unclamping or strain, the parking brake of automobile all there is certain predetermincd tension, predetermincd tension scope in the time of can obtaining by experiment the predetermincd tension scope in parking brake when tension and parking brake and unclamp, and suitably adjust according to actual needs its scope and using as parking brake tension and the setting value of unclamping.For example, the setting value of the predetermincd tension when setting automobile hand brake and unclamping when parking brake arm and horizon level is A ox, the setting value of predetermincd tension during parking brake tension is B ox, when vehicle starting travels, the predetermincd tension of parking brake arm should be reduced to A ox to unclamp parking brake from B ox, and during vehicle stationary, the predetermincd tension of parking brake arm should be elevated to B ox with tension parking brake by A ox.
When the moving velocity of automobile is zero and predetermincd tension sensor while sending to the detection signal of ECU1 to represent that the predetermincd tension at parking brake place is less than B ox, ECU1 transmits control signal and to audio alert unit 4, to control it, sends the voice message of " parking brake is not tight "; Otherwise, as non-vanishing in the moving velocity of automobile, and predetermincd tension sensor is while sending to the detection signal of ECU1 to represent that the predetermincd tension at parking brake place is greater than A ox, and ECU1 transmits control signal and to audio alert unit 4, to control it, sends the voice message of " parking brake is pine ".
In addition, above parking brake detecting unit 3 also can be the position transduser of the position that can detect parking brake that is arranged at parking brake place; And speed detection unit 2 can be the wheel speed sensors of the vehicle wheel rotational speed that can detect vehicle.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (3)
1. the safety alarm device of an automobile hand brake, it is characterized in that, described safety alarm device comprises ECU (1), can detect the speed detection unit (2) of the moving velocity of vehicle, can detect the parking brake detecting unit (3) of degree of tightness state of automobile hand brake and the audio alert unit (4) that can send voice message, described speed detection unit (2), parking brake detecting unit (3) and audio alert unit (4) are all connected with above-mentioned ECU (1), described ECU (1) does not transmit control signal to audio alert unit (4) while reaching setting value for the detection signal that receives the detection signal of above-mentioned speed detection unit (2) and parking brake detecting unit (3) transmission and send at parking brake detecting unit (3), described parking brake detecting unit (3) is for being arranged at the predetermincd tension sensor that can detect its predetermincd tension size at above-mentioned parking brake place.
2. the safety alarm device of automobile hand brake according to claim 1, is characterized in that, described speed detection unit (2) is car speed sensor.
3. the safety alarm device of automobile hand brake according to claim 1, is characterized in that, described speed detection unit (2) is for detecting the wheel speed sensors of the vehicle wheel rotational speed of vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320735960.3U CN203888785U (en) | 2013-11-19 | 2013-11-19 | Safety alarm device of automobile hand brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320735960.3U CN203888785U (en) | 2013-11-19 | 2013-11-19 | Safety alarm device of automobile hand brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203888785U true CN203888785U (en) | 2014-10-22 |
Family
ID=51715224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320735960.3U Expired - Fee Related CN203888785U (en) | 2013-11-19 | 2013-11-19 | Safety alarm device of automobile hand brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203888785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107399313A (en) * | 2016-05-18 | 2017-11-28 | 何达江 | Automobile intelligent audible alarm system |
-
2013
- 2013-11-19 CN CN201320735960.3U patent/CN203888785U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107399313A (en) * | 2016-05-18 | 2017-11-28 | 何达江 | Automobile intelligent audible alarm system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |