CN2447538Y - Burglar alarm with cipher for motorcycle - Google Patents
Burglar alarm with cipher for motorcycle Download PDFInfo
- Publication number
- CN2447538Y CN2447538Y CN 00215280 CN00215280U CN2447538Y CN 2447538 Y CN2447538 Y CN 2447538Y CN 00215280 CN00215280 CN 00215280 CN 00215280 U CN00215280 U CN 00215280U CN 2447538 Y CN2447538 Y CN 2447538Y
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- CN
- China
- Prior art keywords
- circuit
- pin
- output terminal
- link
- transistor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Burglar Alarm Systems (AREA)
Abstract
The utility model discloses a cipher burglar alarm for a motorcycle. The utility model is together composed of a coding circuit which is composed of three decimal counters and three keys, an opening circuit which is composed of four strobing gates, a transistor, and a relay, a delay control circuit which is composed of two transistors, an integrated circuit, and a controlled silicon, and an alarm circuit which is composed of an alarm whistle sound music integrated circuit, a power amplifier, and a loudspeaker. The utility model has the advantages of novel design, simple and practical characters, concealed installation, high security, stable performance, and low cost.
Description
The utility model relates to a kind of cipher anti theft warning device, particularly relates to the cipher anti theft warning device of using on a kind of motorcycle.
Along with improving constantly of people's living standard, motorcycle progresses into huge numbers of families, brings great convenience for people's life, work, but also brings new problem, i.e. motorcycle anti-theft problem simultaneously.Many kinds of alarms are arranged on the market, and all unsatisfactory, what have can not report to the police, and what have does not have a password, though have have password but too complicated, and cost an arm and a leg, be difficult to promote.
The purpose of design of the utility model motorcycle cipher anti-theft device, be to overcome the deficiency of the various alarms of present appearance, be provided with cryptochannel, to increase its control security performance: be provided with the flame-out warning function of time-delay, to prevent that motorcycle from being stolen by the people unconsciously, improved anti-theft capability greatly.
For achieving the above object, the technical solution of the utility model is to be made of coding circuit, open circuit, delay control circuit and warning circuit, wherein:
A) coding circuit is by three decimal counter IC
1, IC
2, IC
3With three button S
1, S
2, S
3And the password input circlult of prescribing a time limit constitutes; Button S
1The positive pole of a termination power, another termination IC
114 pin; Button S
2A termination IC
1Output terminal 2 pin, another termination IC
214 pin; Button S
3A termination IC
2Output terminal 1 pin, another termination IC
314 pin; At IC
1And IC
2Output terminal be provided with password input delay switching circuit, by D
1, R
5, C
6Constitute first password input delay switching circuit, resistance R
5One termination IC
1Output terminal, the other end and D
1, C
5Link to each other D
1Another termination IC
1Reset terminal, C
5The other end ground connection; By D
2, R
6C
6Constitute second password input delay switching circuit, resistance R
6One termination IC
2Output terminal, the other end and D
2, C
6Link to each other D
2Another termination IC
2Reset terminal, C
6The other end ground connection;
B) open circuit is by four gated circuit IC
5, IC
6, IC
7, IC
8, a transistor V
3, a relay J constitute; IC
5The A input end by diode D
5Link to each other with positive source, B holds through second tube sheet D
4With IC
3Output terminal 9 pin link to each other IC
5Output terminal and IC
6Input end link to each other IC
6Output terminal one tunnel and IC
7Input end link to each other, another road is through R
12, D
6Be sent to IC again
5The B input end, IC
7Output terminal and IC
8B ' input end link to each other IC
8A ' end through R
14, D
7With IC
4Output terminal 3 pin link to each other, through D
8Link to each other IC with the hot junction of motorcycle neutral gear tutorial light H
8Output terminal through R
16With transistor V
3Base stage link to each other V
3Grounded-emitter connection, collector connecting relay J, the break-make of the ignition circuit of relay J control motorcycle.
C) delay control circuit is by two transistor V
1, V
2, IC
4And a controllable silicon BCR constitutes; Transistor V
1Base stage through D
3Meet IC
33 pin, the current collection collection meets transistor V
2Base stage, V
2Collector electrode connect positive source, emitter meets IC
42,6 pin, and at transistor V
2Collector electrode and emitter between by capacitor C is arranged
9, IC
4Output terminal 3 pin one tunnel join with controllable silicon BCR, control its conducting, IC is sent on another road
8A ' end, the break-make of controllable silicon BCR control warning circuit power supply.
D) warning circuit is by police whistle sound music integrated circuit IC
9, power amplification circuit IC
10And loudspeaker Y constitutes; Delay circuit work, the output high level makes the BCR conducting, IC
9, IC
10Get electric work, IC
9The audio signal of output is sent into amplifier IC
10Amplify, send loud and clear chimes of doom through loudspeaker Y.
The utility model is provided with coding circuit, delay control circuit, open circuit and warning circuit owing to adopted technique scheme, and disguised strong, stability is high, reaches effective antitheft purpose.
Accompanying drawing is the circuit theory diagrams of the utility model motorcycle cipher anti-theft device
Be further described below in conjunction with the working principle of accompanying drawing the utility model motorcycle cipher anti theft warning device:
In the drawings, three decimal counter IC
1, IC
2, IC
3, a small amount of R, C and three button S
1, S
2, S
3Form coding circuit.Diode D
1, D
2, R
5, R
6, C
5, C
6Form the password input circlult of prescribing a time limit.Closing Switch K
1, scaling circuit gets electric, three counter IC
1, IC
2, IC
33 pin all export high level, this moment press by strong S
1, whenever press once IC
1The output terminal level will change once.When pressing one time, IC
12 pin Q
1The output high level passes through R
5To C
5The charging, be charged to certain numerical value after, D
1Conducting, this voltage acts on IC
1Reset terminal, counter IC
1Be reset, choose suitable RC value, make Q
1Keep high level output in 7 seconds, in these 7 seconds, press S again
25 times, IC
21 pin Q
5Also can export a high level that keeps 7 seconds, press S then
38 times, IC
39 pin Q
8Can export a high level again, and pass through D
4Be sent to IC
5The B input end, for open circuit provides control voltage, this process only continued for 7 seconds, if can not correctly input password, will make IC in this 7 second
33 pin Q
0Keep high level, the high level of its output will make delay control circuit work, sends alarm sound.Though this circuit is very simple, its confidentiality is very strong.Because want for open circuit provides control voltage, must be according to S
1, S
2, S
3Order, it is just passable to press 1 time, 5 times, 8 times respectively, and must import just effectively in 7 seconds, is also out of the question in any case only rely on fortune.Want to change the password electricity and be easy to, as long as change IC
1, IC
2, IC
3Output terminal get final product.For example, IC
1Output terminal reconfiguration 5 pin Q
6, IC
2Reconfiguration 7 pin Q
3, IC
3Reconfiguration 4 pin Q
2, press number of times and promptly become 6,3,2.
Open circuit is by four storbing gate IC
5, IC
6, IC
7, IC
8, a transistor V
3A relay J constitutes.Its core is storbing gate IC
8, the neutral switch K of its input end A ' and motorcycle
2The hot junction and the time-delay limiting circuit output terminal link to each other the other end B ' and storbing gate IC
7Output terminal link to each other storbing gate IC
5A end link to each other B input end and coding circuit IC with positive source
3Output terminal link to each other.Closing Switch K
1, storbing gate IC
1A end be high level, do not input password or import when wrong, the B input end is a low level, IC
5The output high level, IC
6Output low level, IC
7The output high level, IC
8B ' input end be high level, A ' input end is at K
2When closed is low level, IC
8The output high level, transistor V
3Saturation conduction, the relay J adhesive, ignition circuit is connected, and motor can start, if engage a gear, neutral switch K
2Disconnect IC
8A ' end become high level, IC
8Be output low level, V
3End, relay J is separated, and ignition circuit disconnects, engine misses, and motorcycle can not travel, and surpasses after 10 seconds, and motorcycle promptly sends chimes of doom.If correctly input password, IC
39 pin Q
8Can export high level, storbing gate IC
5A, B two ends be high level, its output low level, IC
6The output high level, this high level one tunnel is sent to IC
5B end, make it keep output low level, another road makes IC
7Output low level, i.e. IC
6B ' hold and be low level, IC during neutral gear
8A ' hold and be low level, IC
8The output high level, if engage a gear, A ' end becomes high level, IC
8Still export high level, motorcycle can normally start and travels.
Delay control circuit is by two transistor V
1, V
2, an IC
4Constitute with a controllable silicon BCR.Closed K
1, counter IC
33 pin output high level, this high level makes transistor V
1Saturation conduction, V
2End capacitor C
9Become charged state by original short-circuit condition, make IC
42, the high level of 6 pin is little by little reduced to low level.The process that this section level descends promptly is a delay time.In the delay time, though can ride ato unit, engage a gear can make engine misses, can not travel.Even engage a gear is not worked as C
9Charging voltage when rising to 2/3 supply voltage, IC
4Working state just overturn, its 3 pin becomes high level by original low level, this high level can make storbing gate IC
8A ' end become high level, make IC
8Output low level makes engine misses, thereby limits travelling of motorcycle.IC
4The high level of output also can make controllable silicon BCR conducting simultaneously, and warning circuit gets the electric chimes of doom that sends.In the delay time, if adopt electric switch ato unit, IC
4Working state can overturn rapidly, fail also high level, not only can ato unit, but can make warning circuit work send chimes of doom.
Warning circuit is by police whistle sound music integrated circuit IC
9, power amplifier IC
10Constitute with loudspeaker Y.After the controllable silicon BCR conducting, IC
9, IC
10Get electric work, IC
9The audio signal of output is sent into amplifier IC
10Amplify, send chimes of doom through loudspeaker Y.The utility model motorcycle cipher anti theft warning device can be welded in a 5 * 8cm
2Circuit board on, the preceding photograph that is contained in motorcycle is too in the lamp housing, button S
1, S
2, S
3Draw with line, be installed in a shelter and get final product.
The utility model motorcycle cipher anti theft warning device does not have specific (special) requirements to the selection of electronic component, and resistance can be selected the fixed carbon resister of 1/8w, R for use
4Select the fixed carbon resister of 1/2w for use, electrochemical capacitor can be selected the above common electric capacity of withstand voltage 16V for use, the optional ceramic disc capacitor of other electric capacity, and diode can be used 1N4001, and triode can be with 9013 or 9014 etc., IC
1, IC
2, IC
3Can select CD4017 for use, IC
4Be selected to 555 time base circuits, as NE555, MA555 etc., IC
5-IC
8Can select a CD4093 for use, IC
9Can select KD9561 for use, IC
10Available LM386, relay can be selected JZC-22F, 23F etc., the optional used as television sensitive switch of using of key switch for use.
Claims (2)
1, a kind of motor cycle cipher anti theft warning device is characterized in that it is to be made of coding circuit, open circuit, delay control circuit, warning circuit, wherein:
A) coding circuit is by three decimal counter IC
1, IC
2, IC
3With three button S
1, S
2, S
3And the password input circlult of prescribing a time limit constitutes; Button S
1The positive pole of a termination power, another termination IC
114 pin; Button S
2A termination IC
1Output terminal 2 pin, another termination IC
214 pin; Button S
3A termination IC
2Output terminal 1 pin, another termination IC
314 pin;
B) open circuit is by four gated circuit IC
5, IC
6, IC
7, IC
8, a transistor V
3, a relay J constitute; IC
5The A input end by diode D
5Link to each other with positive source, B holds through diode D
4With IC
3Output terminal 9 pin link to each other IC
5Output terminal and IC
6Input end link to each other IC
6Output terminal one tunnel and IC
7Input end link to each other, another road is through R
12, D
6Be sent to IC again
5The B input end, IC
7Output terminal and IC
8B ' input end link to each other IC
8A ' end through R
14, D
7With IC
4Output terminal 3 pin link to each other, through D
8Link to each other IC with the hot junction of motorcycle neutral gear tutorial light II
8Output terminal through R
16With transistor V
3Base stage link to each other V
3Grounded-emitter connection, collector connecting relay J, the break-make of the ignition circuit of relay J control motorcycle;
C) delay control circuit is by two transistor V
1, V
2, IC
4And a controllable silicon BCR constitutes; Transistor V
1Base stage through D
3Meet IC
33 pin, the current collection collection meets transistor V
2Base stage, V
2Collector electrode connect positive source, emitter meets IC
42,6 pin, and at transistor V
2Collector electrode and emitter between be connected to capacitor C
9, IC
4Output terminal 3 pin one tunnel join with controllable silicon BCR, control its conducting, IC is sent on another road
8A ' end, the break-make of controllable silicon BCR control warning circuit power supply;
D) warning circuit is by police whistle sound music integrated circuit IC
9, power amplification circuit IC
10And loudspeaker Y constitutes; Delay circuit work, the output high level makes the BCR conducting, IC
9, IC
10Get electric work, IC
9The audio signal of output is sent into the device IC that sets fire
10Amplify, send loud and clear chimes of doom through loudspeaker Y.
2, motorcycle cipher anti theft warning device according to claim 1 is characterized in that: be provided with in the described coding circuit two passwords prescribe a time limit input circlult respectively with IC
1And IC
2Output terminal link.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00215280 CN2447538Y (en) | 2000-06-22 | 2000-06-22 | Burglar alarm with cipher for motorcycle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00215280 CN2447538Y (en) | 2000-06-22 | 2000-06-22 | Burglar alarm with cipher for motorcycle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2447538Y true CN2447538Y (en) | 2001-09-12 |
Family
ID=33581250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 00215280 Expired - Fee Related CN2447538Y (en) | 2000-06-22 | 2000-06-22 | Burglar alarm with cipher for motorcycle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2447538Y (en) |
-
2000
- 2000-06-22 CN CN 00215280 patent/CN2447538Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |