CN202138335U - Warning system for safety belt - Google Patents
Warning system for safety belt Download PDFInfo
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- CN202138335U CN202138335U CN201120203834U CN201120203834U CN202138335U CN 202138335 U CN202138335 U CN 202138335U CN 201120203834 U CN201120203834 U CN 201120203834U CN 201120203834 U CN201120203834 U CN 201120203834U CN 202138335 U CN202138335 U CN 202138335U
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Abstract
The utility model belongs to the technical field of automobile safety, and particularly relates to a warning system for a safety belt, wherein the system mainly comprises a buckle holder switch disposed in a safety belt buckle holder; the buckle holder switch and an automobile speed detector are connected with a signal processing unit respectively; and the signal processing unit is connected with an alarm device; when the buckling sheet of the safety belt is inserted into the safety belt buckle holder, the buckle holder switch disposed in the safety belt buckle holder is extruded, and the buckle holder switch sends a signal and transmits the signal to the processing unit, so as to determine whether the safety belt is in a used state; simultaneously, the signal processing unit determines whether the reminding alarm device is started according to an automobile speed signal input by the automobile speed detector; if no signal is input because the buckle holder switch is not extruded, and the automobile speed detector inputs the automobile speed signal, the signal processing unit sends an instruction to start the alarm device to remind driver and passengers of wearing safety belts in time; or else, the signal processing unit does not send an instruction to start the alarm device.
Description
Technical field
The utility model belongs to the automotive safety technical field, is specifically related to a kind of safety strap caution system.
Background technology
At present, safety strap is installed all on the automobile, is used at automobile brake or meets accident straining the personnel on chaufeur or the copilot position when colliding, make it keep certain distance to avoid bumping safety with car chamber front deck as much as possible thereby raising is driven.Safety strap all belongs to a kind of passive protection at present as a kind of safety prevention measure, and promptly wear safety belt is to be realized by driver and crew oneself control fully; Practical implementation in order to ensure this safety measure of safety strap; Play that real prevention is dangerous, the effect of protection driver and crew safety, Ministry of Communication has put into effect relevant laws and regulations, makes necessary behavior when driver and crew's wear safety belt becomes a kind of driving; But because the passivity of safety strap; Forget driver and crew, very short driver and crew of driving age or under the careless and inadvertent situation of driver and crew especially, the potential safety hazard of forgetting wear safety belt exists constantly and happens occasionally, especially under the situation of low speed, short distance operation; This phenomenon regular meeting generation of forgetting wear safety belt brings very big hidden danger to safety.
The patent No. is the utility model patent (losing efficacy) of CN99255422.5; Its disclosed double loop car belt automatic warning device; Structure comprises that two safety strap Button Blocks, two elastic force switches, two touch switchs and can send the double loop caution main frame of caution sound separately; Each elastic force switch is located in the safety strap Button Block; The mat RCA is connected in the touch switch be located on the suicide seat chair back, and the mat RCA is connected with caution main frame body, and the internal circuit of warning main frame is connected in the power supply of switch or Cigarette lighter.When each touch switch was compressed, caution main frame promptly give a warning sound and/or flash of light treated that driver and passenger are inserted to buckle of safety belt contact pin in the safety strap Button Block, and the elastic force switch promptly can cut off the caution sound that double loop caution main frame sends/or glisten.There is baroque defective equally in this device, and when driver and crew just take seat and be not the startup car, wrong report can occur.
Summary of the invention
The purpose of the utility model provides the safety strap caution system of the timely wear safety belt of a kind of driver and crew of prompting.
For realizing above-mentioned purpose; The utility model has adopted following technical scheme: a kind of safety strap caution system; This system mainly comprises the Button Block switch that is arranged in the safety strap Button Block; This Button Block switch is connected with signal processing unit respectively with speed of a motor vehicle detector, and signal processing unit is connected with alarm device.
Owing to adopt above technical scheme; When the snapping sheet of safety strap inserts in the safety strap Button Block, just can push the Button Block switch that is arranged in the safety strap Button Block, this Button Block switch just can send signal and signal is transferred to processing unit; Judge thus whether safety strap is in running condition; The synchronous signal processing unit judges whether to start the reminder alarm device according to the GES of speed of a motor vehicle detector input, if the Button Block switch has the GES input because of not being extruded no signal input and speed of a motor vehicle detector; Then signal processing unit sends instruction startup alarm device; Prompting driving person timely wear safety belt, otherwise, the signal processing unit startup alarm device that can not send instructions.
Description of drawings
The functional block diagram of Fig. 1 the utility model;
The schematic circuit diagram of Fig. 2 the utility model.
The specific embodiment
Like Fig. 1, a kind of safety strap caution system, this system mainly comprises the Button Block switch 10 that is arranged in the safety strap Button Block, and this Button Block switch 10 is connected with signal processing unit 30 respectively with speed of a motor vehicle detector 20, and signal processing unit 30 is connected with alarm device 40.Button Block switch 10 itself and signal processing unit 30 conductings when not being depressed, on the contrary break off, or it breaks off with signal processing unit 30 when not being depressed, on the contrary conducting, the utility model preferably the former.
The implementation method of this system may further comprise the steps:
1), signal processing unit 30 detects the incoming signal of speed of a motor vehicle detectors 20, if the incoming signal of speed of a motor vehicle detector 20 surpasses the regulation speed of a motor vehicle, then execution in step 2, otherwise finish;
2), signal processing unit 30 detects the incoming signal of Button Block switches 10, if Button Block switch 10 no incoming signals, then execution in step 3, otherwise end;
3) signal processing unit 30 sends signal and gives alarm device 40, starts reminder alarm device 40.
This method is simple; And can effectively avoid wrong report; Such as insert in the safety strap Button Block be not the snapping sheet (playing) of safety strap like child or stop after when forgetting the dismounting safety strap; Under the situation that does not have the GES input,, Button Block switch 1 can not change the output signal of signal processing unit 3 even being depressed yet.
Described signal processing unit 30 adopts micro controller system or logic gates; When if signal processing unit 30 adopts micro controller system; The setting value of the incoming signal of speed of a motor vehicle detector 20 can specifically be set according to actual needs, and like 5 kilometer per hours or 10 kilometer per hours etc., same Button Block switch 10 also can be imported certain voltage or current signal to monolithic; This setting value is through this Button Block switch 10 and micro controller system bonded assembly electric power output voltage value according to being 5v or 12v voltage signal generally.Signal processing unit 30 also can adopt logic gates, and the utility model adopts logic gates as shown in Figure 3, and wherein the setting value of the incoming signal of speed of a motor vehicle detector 20 can specifically be set according to actual needs; Like 5 kilometer per hours or 10 kilometer per hours etc.; And incoming signal big or speed of a motor vehicle detector 20 when equaling this setting value is 1 (high level) when the speed of a motor vehicle, otherwise is 0 (low level), and Button Block switch 10 incoming signal that is depressed is 1 (high level); Otherwise be 0 (low level); Start to report to the police when alarm device 40 output signals are 1 (high level), output signal is that 0 (low level) do not reported to the police, in this circuit, have only when speed of a motor vehicle detector 20 incoming signals be that 1 (high level) is when the incoming signal of Button Block switch 10 is 0 (low level) simultaneously; Could start alarm device 40 reminds; This circuit is the circuit common of knowing, and is simple in structure, with low cost.
Said Button Block switch 10 is the elastic force switch.
Described speed of a motor vehicle detector 20 is car speed sensor or tachogen, has been provided with this two kinds of sensors on the vehicle body at present, need not to set up sensor, reduces the use of part, cost-cutting.
Described alarm device 40 is loud speaker or flash light, according to layout in the car can be installed on the seat back, on the vehicle window inwall, the first-class place of roof inwall, very convenient.
Claims (5)
1. safety strap caution system; It is characterized in that: this system mainly comprises the Button Block switch (10) that is arranged in the safety strap Button Block; This Button Block switch (10) is connected with signal processing unit (30) respectively with speed of a motor vehicle detector (20), and signal processing unit (30) is connected with alarm device (40).
2. safety strap caution system according to claim 1 and 2 is characterized in that: described signal processing unit (30) adopts micro controller system or logic gates.
3. safety strap caution system according to claim 1 is characterized in that: said Button Block switch (10) is the elastic force switch.
4. safety strap caution system according to claim 1 and 2 is characterized in that: described speed of a motor vehicle detector (20) is car speed sensor or tachogen.
5. safety strap caution system according to claim 1 and 2 is characterized in that: described alarm device (40) is loud speaker or flash light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120203834U CN202138335U (en) | 2011-06-16 | 2011-06-16 | Warning system for safety belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120203834U CN202138335U (en) | 2011-06-16 | 2011-06-16 | Warning system for safety belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202138335U true CN202138335U (en) | 2012-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120203834U Expired - Fee Related CN202138335U (en) | 2011-06-16 | 2011-06-16 | Warning system for safety belt |
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| Country | Link |
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| CN (1) | CN202138335U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941835A (en) * | 2012-10-24 | 2013-02-27 | 安徽誉丰汽车技术有限责任公司 | Automobile safety belt reminding device and control method thereof |
| CN103507749A (en) * | 2012-08-24 | 2014-01-15 | Tcl集团股份有限公司 | Method and system for prompting non-wearing of seat belts |
| CN104163157A (en) * | 2014-07-31 | 2014-11-26 | 沙洲职业工学院 | Automobile safety belt speed-limiting alarm device |
| CN109034061A (en) * | 2018-07-26 | 2018-12-18 | 周小凤 | Big data processing formula bodily form identifying system |
-
2011
- 2011-06-16 CN CN201120203834U patent/CN202138335U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103507749A (en) * | 2012-08-24 | 2014-01-15 | Tcl集团股份有限公司 | Method and system for prompting non-wearing of seat belts |
| CN102941835A (en) * | 2012-10-24 | 2013-02-27 | 安徽誉丰汽车技术有限责任公司 | Automobile safety belt reminding device and control method thereof |
| CN104163157A (en) * | 2014-07-31 | 2014-11-26 | 沙洲职业工学院 | Automobile safety belt speed-limiting alarm device |
| CN109034061A (en) * | 2018-07-26 | 2018-12-18 | 周小凤 | Big data processing formula bodily form identifying 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: 20120208 Termination date: 20140616 |
|
| EXPY | Termination of patent right or utility model |