CN202947732U - Automobile inclination alarm - Google Patents
Automobile inclination alarm Download PDFInfo
- Publication number
- CN202947732U CN202947732U CN 201220546001 CN201220546001U CN202947732U CN 202947732 U CN202947732 U CN 202947732U CN 201220546001 CN201220546001 CN 201220546001 CN 201220546001 U CN201220546001 U CN 201220546001U CN 202947732 U CN202947732 U CN 202947732U
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- circuit
- pin
- alarm
- driving circuit
- automobile
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- Expired - Fee Related
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- Emergency Alarm Devices (AREA)
Abstract
The utility model discloses an automobile inclination alarm which comprises a mercury switch, a driving circuit, an alarm integrated circuit, an inclination degree indicator, a loudspeaker and a power supply circuit, wherein the mercury switch comprises a first electrode and a second electrode; the first electrode is connected with a first end of a first resistor; a second end of the first electrode is connected with a first pin of the driving circuit and the output end of the power supply circuit; the second electrode is connected with a fifth pin of the driving circuit; the mercury switch is connected with one end of the inclination degree indicator; the other end of the inclination degree indicator is connected with a fourth pin of the driving circuit; a second pin of the driving circuit is connected with the power supply input end of the alarm integrated circuit; and the signal output end of the alarm integrated circuit is connected with a first end of the loudspeaker. By utilizing the automobile inclination alarm, once an automobile is inclined, the inclination degree indicator is lighted, at the same time the driving circuit is supplied with a voltage to work, the alarm integrated circuit is also supplied with power to work, and then the loudspeaker makes an alarm sound so as to prevent the automobile from tip-over in traveling.
Description
Technical field
The utility model relates to a kind of car alarm, particularly relates to a kind of tilting of automobile alarm.
Background technology
Along with development and the application of electronic technology, the security of automobile, comfortableness and intelligent more and more higher.The application of tilting of automobile alarm is to prevent that automobile from a kind of effective ways of overthrow accident occuring under steam, is the important measures that improve vehicle safety, and the automobile that particularly center of gravity such as offroad vehicle, double decker coach is higher more is necessary.
Summary of the invention
The purpose of this utility model is that a kind of easy for installation, energy consumption is low, circuit is simple, alarm reliability is high tilting of automobile alarm is provided in order to address the above problem.
The utility model is achieved through the following technical solutions:
a kind of tilting of automobile alarm, comprise by mercury cut-off, the first resistance, driving circuit, integrated alarm circuit, the degree of tilt indicator, loudspeaker and power circuit, described mercury cut-off comprises the first electrode and the second electrode, described the first electrode is connected with the first end of described the first resistance, the second end of described the first resistance and 1 pin of described driving circuit be connected the output terminal of power circuit and be connected, described the second electrode is connected with 5 pin of described driving circuit, described mercury cut-off is connected with an end of described degree of tilt indicator, the other end of described degree of tilt indicator is connected with 4 pin of described driving circuit, 2 pin of described driving circuit are connected with the power input of described integrated alarm circuit, the signal output part of described integrated alarm circuit is connected with the first end of described loudspeaker.
When automobile when horizontality is travelled, Hg switch bottom is parallel with the earth, only have the first probe to contact with mercury, the second probe breaks away from mercury, the degree of tilt indicator also breaks away from mercury, thus degree of tilt indicator no current by not working, the driving circuit no-voltage also is in off state, the integrated alarm circuit dead electricity is not worked, and whole circuit remains static.In case tilting of automobile, cause mercury cut-off Hg to tilt, mobility due to mercury. it remains that horizontality is constant, make its second probe also contact with mercury, probe 1 end of LED1 also contacts mercury simultaneously, and have electric current to pass through R1=this moment〉probe a=〉Hg probe b=〉the degree of tilt indicator=, make the degree of tilt indicator light, simultaneously 5 pin of driving circuit obtain voltages and work, integrated alarm circuit also electric work, thereby loudspeaker sends alarm sound.
Further, described degree of tilt indicator is connected to form side by side by three LED light.LED1-LED3 indicates respectively inclination in various degree, when LED1 lights, and expression inclination 15 degree; When LED2 lights, expression inclination 30 degree; When LED3 lights, expression inclination 45 degree.
further, described tilting of automobile alarm also comprises the first transistor and transistor seconds, the base stage of described the first transistor is connected with the signal output part of described integrated alarm circuit, the second end of the emitter of described the first transistor and described loudspeaker be connected the power output end of integrated alarm circuit and be connected, the collector of described the first transistor is connected with the base stage of described transistor seconds, the collector of described transistor seconds is connected with the first end of described loudspeaker, 1 pin of the emitter of described transistor seconds and described driving circuit be connected the power output end of power circuit and be connected.Inadequate in view of directly driving sounding power by A 2, therefore installed the complementary amplifier that is consisted of by triode VT1, VT2 additional, promote loudspeaker B and send loud sound.
As preferably, described power circuit comprises circuit of three-terminal voltage-stabilizing integrated, the first electric capacity and the second electric capacity, the first end of described the first electric capacity respectively with the emitter of described transistor seconds be connected 2 pin of circuit of three-terminal voltage-stabilizing integrated and be connected, 1 pin of described circuit of three-terminal voltage-stabilizing integrated is connected with power supply with the first end of described the second electric capacity, the second end of described the first electric capacity respectively with 3 pin of described circuit of three-terminal voltage-stabilizing integrated be connected the second end of the second electric capacity and be connected.
The beneficial effects of the utility model are:
Adopt the utility model, when horizontality was travelled, the slope indicator no current was not by working when automobile, and the driving circuit no-voltage also is in off state, and the integrated alarm circuit dead electricity is not worked; In case tilting of automobile makes the degree of tilt indicator light, the acquisition voltage of driving circuit and working simultaneously, integrated alarm circuit also electric work, thereby loudspeaker sends alarm sound.In sum, adopt the utility model can prevent that automobile from overthrow accident occuring under steam.
Description of drawings
Fig. 1 is the circuit diagram of the utility model tilting of automobile alarm.
Embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments:
as shown in Figure 1, the utility model tilting of automobile alarm, comprise by mercury cut-off Hg, the first resistance R 1, driving circuit A1, integrated alarm circuit A2, the degree of tilt indicator, loudspeaker BL, the first transistor VT1, transistor seconds VT2 and power circuit, described mercury cut-off Hg comprises the first electrode a and the second electrode b, described the first electrode a is connected with the first end of described the first resistance R 1, the second end of described the first resistance R 1 and 1 pin of described driving circuit A1 be connected the output terminal of power circuit and be connected, described the second electrode b is connected with 5 pin of described driving circuit A1, described mercury cut-off Hg is connected with an end of described degree of tilt indicator, the other end of described degree of tilt indicator is connected with 4 pin of described driving circuit A1, 2 pin of described driving circuit A1 are connected with the power input of described integrated alarm circuit A2, the base stage of described the first transistor VT1 is connected with the signal output part of described integrated alarm circuit A2, the second end of the emitter of described the first transistor VT1 and described loudspeaker BL be connected the power output end of integrated alarm circuit A2 and be connected, the collector of described the first transistor VT1 is connected with the base stage of described transistor seconds VT2, the collector of described transistor seconds VT2 is connected with the first end of described loudspeaker BL, 1 pin of the emitter of described transistor seconds VT2 and described driving circuit A1 be connected the power output end of power circuit and be connected.Inadequate in view of directly driving sounding power by A 2, therefore installed the complementary amplifier that is consisted of by triode VT1, VT2 additional, promote loudspeaker BL and send loud sound.
When automobile when horizontality is travelled, Hg switch bottom is parallel with the earth, only have the first probe to contact with mercury, the second probe breaks away from mercury, the degree of tilt indicator also breaks away from mercury, thus degree of tilt indicator no current by not working, the driving circuit no-voltage also is in off state, the integrated alarm circuit dead electricity is not worked, and whole circuit remains static.In case tilting of automobile, cause mercury cut-off Hg to tilt, mobility due to mercury. it remains that horizontality is constant, make its second probe also contact with mercury, probe 1 end of LED1 also contacts mercury simultaneously, and have electric current to pass through R1=this moment〉probe a=〉Hg probe b=〉the degree of tilt indicator=, make the degree of tilt indicator light, simultaneously 5 pin of driving circuit obtain voltages and work, integrated alarm circuit also electric work, thereby loudspeaker sends alarm sound.
Described degree of tilt indicator is connected to form side by side by three LED light.LED1-LED3 indicates respectively inclination in various degree, when LED1 lights, and expression inclination 15 degree; When LED2 lights, expression inclination 30 degree; When LED3 lights, expression inclination 45 degree.
Described power circuit comprises circuit of three-terminal voltage-stabilizing integrated A3, the first capacitor C 1 and the second capacitor C 2, the first end of described the first capacitor C 1 respectively with the emitter of described transistor seconds VT2 be connected 2 pin of circuit of three-terminal voltage-stabilizing integrated A3 and be connected, 1 pin of described circuit of three-terminal voltage-stabilizing integrated A3 is connected with power supply E with the first end of described the second capacitor C 2, the second end of described the first capacitor C 1 respectively with 3 pin of described circuit of three-terminal voltage-stabilizing integrated A3 be connected the second end of the second capacitor C 2 and be connected.
Claims (4)
1. tilting of automobile alarm, it is characterized in that: comprise by mercury cut-off, the first resistance, driving circuit, integrated alarm circuit, the degree of tilt indicator, loudspeaker and power circuit, described mercury cut-off comprises the first electrode and the second electrode, described the first electrode is connected with the first end of described the first resistance, the second end of described the first resistance and 1 pin of described driving circuit be connected the output terminal of power circuit and be connected, described the second electrode is connected with 5 pin of described driving circuit, described mercury cut-off is connected with an end of described degree of tilt indicator, the other end of described degree of tilt indicator is connected with 4 pin of described driving circuit, 2 pin of described driving circuit are connected with the power input of described integrated alarm circuit, the signal output part of described integrated alarm circuit is connected with the first end of described loudspeaker.
2. tilting of automobile alarm according to claim 1, it is characterized in that: described degree of tilt indicator is connected to form side by side by three LED light.
3. tilting of automobile alarm according to claim 1, it is characterized in that: described tilting of automobile alarm also comprises the first transistor and transistor seconds, the base stage of described the first transistor is connected with the signal output part of described integrated alarm circuit, the second end of the emitter of described the first transistor and described loudspeaker be connected the power output end of integrated alarm circuit and be connected, the collector of described the first transistor is connected with the base stage of described transistor seconds, the collector of described transistor seconds is connected with the first end of described loudspeaker, 1 pin of the emitter of described transistor seconds and described driving circuit be connected the power output end of power circuit and be connected.
4. tilting of automobile alarm according to claim 1, it is characterized in that: described power circuit comprises circuit of three-terminal voltage-stabilizing integrated, the first electric capacity and the second electric capacity, the first end of described the first electric capacity respectively with the emitter of described transistor seconds be connected 2 pin of circuit of three-terminal voltage-stabilizing integrated and be connected, 1 pin of described circuit of three-terminal voltage-stabilizing integrated is connected with power supply with the first end of described the second electric capacity, the second end of described the first electric capacity respectively with 3 pin of described circuit of three-terminal voltage-stabilizing integrated be connected the second end of the second electric capacity and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220546001 CN202947732U (en) | 2012-10-24 | 2012-10-24 | Automobile inclination alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220546001 CN202947732U (en) | 2012-10-24 | 2012-10-24 | Automobile inclination alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202947732U true CN202947732U (en) | 2013-05-22 |
Family
ID=48423430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220546001 Expired - Fee Related CN202947732U (en) | 2012-10-24 | 2012-10-24 | Automobile inclination alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202947732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776421A (en) * | 2012-10-24 | 2014-05-07 | 四川奥格科技有限公司 | Automobile inclination alarm apparatus |
-
2012
- 2012-10-24 CN CN 201220546001 patent/CN202947732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103776421A (en) * | 2012-10-24 | 2014-05-07 | 四川奥格科技有限公司 | Automobile inclination alarm apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130522 Termination date: 20131024 |