CN101853553A - Light-efficiency electronic fence state indicating device - Google Patents
Light-efficiency electronic fence state indicating device Download PDFInfo
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- CN101853553A CN101853553A CN 201010199470 CN201010199470A CN101853553A CN 101853553 A CN101853553 A CN 101853553A CN 201010199470 CN201010199470 CN 201010199470 CN 201010199470 A CN201010199470 A CN 201010199470A CN 101853553 A CN101853553 A CN 101853553A
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Abstract
The invention discloses a light-efficiency electronic fence state indicating device, which is used for indicating the normal state and the alarm state of an electronic fence. The indicating device indicates different states through changing light efficiency. The light efficiency is changed through changing light display frequency. When in the normal state, the light display frequency is 40-50 times per minute; and when in the alarm state, the light display frequency is 60-150 times per minute. Thereby, the harsh alarm is prevented from being generated and the device is suitable for keeping the security of places in which noises are strictly controlled.
Description
Technical field
The present invention relates to security equipment field, in particular a kind of light-efficiency electronic fence state indicating device.
Background technology
Fence is present state-of-the-art circumference guard against theft and alarm system, and it is surveyed fence by high-voltage electronic pulse main frame and front end and forms.The high-voltage electronic pulse main frame is to produce and receive high-voltage pulse signal, and can produce alerting signal when front end detection fence is in net-fault, short circuit, off state, and an invasion signal is sent to the security alarm center; Front end is surveyed the tangible circumference that fence is made up of members such as bar and plain conductors.Fence belongs to the anti-fence more of a kind of active invasion, intrusion attempt is made counterattack, beat back the invador, postpone the invasion time, and do not threaten people's life, and an invasion signal sent on security department's watch-dog, can in time understand the situation of alarm region to guarantee managerial personnel, deal with fast.
The barrier effect of fence at first is embodied on the deterrence function, hangs warning sign on the metal wire, produces psychological pressure once seeing, and touching has the sensation of electric shock during fence, is enough to make the invador to hang back; Secondly fence itself is again tangible barrier, and suitable height and angle are installed, and is difficult to climb up and over; If force one's way through the barrier, main frame can send alerting signal.
The alerting signal of main frame generation at present mainly is a form of sound, produces sharp-pointed or ear-piercing piping, and reach the caution purpose, and as a rule, this sharply piping is not welcome by the people.
Therefore, there is defective in prior art, needs to improve.
Summary of the invention
Technical matters to be solved by this invention provides a kind of device of warning that changes by light efficiency, be a kind of indicating device specifically, it is under normal condition, light efficiency easily can be provided as the breathing of calmness, and under alarm condition, provide a kind of as rapid the breathing nervous light efficiency, reach the caution purpose.
Technical scheme of the present invention is as follows:
A kind of light-efficiency electronic fence state indicating device, the normal condition and the alarm condition of indication fence, described indicating device is by changing light efficiency indication different conditions, described light efficiency changes by changing the light display frequency, during normal condition, the light display frequency is 40-50 per minute, and during alarm condition, the light display frequency is 90-150 per minute.
Described indicating device, described indicating device comprises control module, amplification module and the display module that connects in turn, described control module is used for control provides control signal, described control signal is exported to described display module after amplification module strengthens driving force, the control display module changes light efficiency.
Described indicating device, described control module change the light efficiency of described display module by the dutycycle that changes described control signal.
Described indicating device, described light demonstration refers to: finish once light from bright deepening or from secretly brightening and show, repeat above-mentioned light and show.
Described indicating device, described control module are the single-chip microcomputer that carries PWM and PCA timer.
Described indicating device is characterized in that, described display module is made up of three-color LED etc.
The present invention has following beneficial effect:
Avoid producing ear-piercing alarm, be fit to the place security of noise control strictness is used;
Light efficiency relatively meets human biology rhythm, and normal condition keeps breathing consistent frequency with ordinary person substantially, and under the alarm condition, flickering as rapid tense situation of breathing then can occur, and by the direct display working condition of vision, comes into plain view;
Light efficiency also helps the fright invador, and the original just fragile nerve of invador is collapsed immediately.
Description of drawings
Fig. 1 is circuit theory diagrams of the present invention;
Fig. 2 is a PWM oscillogram of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment 1
A kind of light-efficiency electronic fence state indicating device, the normal condition and the alarm condition of indication fence, described indicating device is by changing light efficiency indication different conditions, and described light efficiency changes by changing the light display frequency, during normal condition, the light display frequency is 40-50 per minute, for example can also be 45 times that during alarm condition, the light display frequency is 60-150 per minute, for example can also be 80 per minutes, 100 per minutes.
Preferably, as shown in Figure 1, light-efficiency electronic fence state indicating device comprises: one-chip computer module, the current amplifier module, light emitting diode, power unit, its working method is: the supply voltage of one-chip computer module output PWM control light emitting diode reaches the light and shade of light emitting diode to be regulated, it is the dutycycle that constantly changes PWM by program that the light and shade of light emitting diode is regulated, slowly the dutycycle of variation PWM in the regular hour just can be regulated the light and shade gradual change period of change of light emitting diode.
The dutycycle of alarm condition changes: increase or minimizing positive pulse width change in the time at 1-10us apace within a certain period of time, the drive current of light emitting diode is also along with variation, the brightness of lamp is also along with variation, will produce the effect of fast breathing, for example, as shown in Figure 1, under the alarm condition: the T0 time is one-period time 256us, T1 is the power-on time to the LED lamp, in 20ms, change the time of T1 fast, the T1 time also changes length fast then for the power-on time of LED when increasing, and LED is brightening.During the T1 time decreased, also shortening then for the power-on time of LED fast, LED, breathes and quickens just as the people through gloomy anxiety is being in deepening fast.
The dutycycle of normal condition changes: increase or minimizing positive pulse width change in the time at 1-10us at leisure within a certain period of time, the drive current of light emitting diode is also along with variation, the brightness of lamp is also along with variation, will produce the effect of slow breathing, for example, also as shown in Figure 1, the T0 time is one-period time 256us, T1 is for to the power-on time of LED lamp, and slowly time of change T1 in 500ms, the T1 time is when elongated, the LED lamp is brightening slowly, during the T1 time decreased, the LED lamp is in slowly deepening, just as people's at the uniform velocity breathing when the normal condition.
Preferably, the single-chip microcomputer of use is: 8, and 16,32 single-chip microcomputer, it carries PWM, PCA timer, or internal counter, the single-chip microcomputer of functions such as interruption all can.
Preferably, can select the combination of the three-primary color LED that can send shades of colour light for use, the LED that sends different colours light by Single-chip Controlling switches the light that sends different colours.
For example: three-color LED, allow green produce the slow breathing effect during operate as normal, the fast effect of breathing of red generation during warning, green light goes out simultaneously, and traffic lights go out during holding state, and blue lamp is bright.Perhaps allow redly, green, blue lamp is lighted in the identical respectively time of being separated by one by one, will produce and dazzle color effect, and color combinations is also just abundanter, and monochromatic LED does not have seven color LED good-looking.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (7)
1. light-efficiency electronic fence state indicating device, the normal condition and the alarm condition of indication fence, it is characterized in that, described indicating device is by changing light efficiency indication different conditions, described light efficiency changes by changing the light display frequency, and during normal condition, the light display frequency is 40-50 per minute, during alarm condition, the light display frequency is 60-150 per minute.
2. indicating device according to claim 1, it is characterized in that, described indicating device comprises control module, amplification module and the display module that connects in turn, described control module is used to provide control signal, described control signal is exported to described display module after amplification module strengthens driving force, the control display module changes light efficiency.
3. indicating device according to claim 2 is characterized in that, described control module changes the light efficiency of described display module by the dutycycle that changes described control signal.
4. indicating device according to claim 1 is characterized in that, described light demonstration refers to: finish once light from bright deepening or from secretly brightening and show.
5. indicating device according to claim 2 is characterized in that, described control module is the single-chip microcomputer that carries PWM and PCA timer.
6. indicating device according to claim 2 is characterized in that described display module is made up of monochromatic LED.
7. indicating device according to claim 2 is characterized in that described display module is made up of three-color LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010199470 CN101853553A (en) | 2010-06-13 | 2010-06-13 | Light-efficiency electronic fence state indicating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010199470 CN101853553A (en) | 2010-06-13 | 2010-06-13 | Light-efficiency electronic fence state indicating device |
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| CN101853553A true CN101853553A (en) | 2010-10-06 |
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| CN 201010199470 Pending CN101853553A (en) | 2010-06-13 | 2010-06-13 | Light-efficiency electronic fence state indicating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719633A (en) * | 2016-03-22 | 2016-06-29 | 奇瑞汽车股份有限公司 | Alarm sound generation method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2765264Y (en) * | 2005-01-17 | 2006-03-15 | 吴洪伟 | Intelligent blocking and security protection alarm for preventing boundary overstep |
| CN201107352Y (en) * | 2007-11-26 | 2008-08-27 | 西安信源高压电器有限公司 | High voltage electrified display safety and defend apparatus |
| CN201111670Y (en) * | 2007-09-21 | 2008-09-10 | 武建钢 | Perimeter safety and defence alarm system |
| CN201188259Y (en) * | 2008-03-19 | 2009-01-28 | 武光杰 | Combustible gas induction module |
| KR20100049896A (en) * | 2008-11-04 | 2010-05-13 | 은기전자 주식회사 | System for invisible electronic fence and control method thereof |
-
2010
- 2010-06-13 CN CN 201010199470 patent/CN101853553A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2765264Y (en) * | 2005-01-17 | 2006-03-15 | 吴洪伟 | Intelligent blocking and security protection alarm for preventing boundary overstep |
| CN201111670Y (en) * | 2007-09-21 | 2008-09-10 | 武建钢 | Perimeter safety and defence alarm system |
| CN201107352Y (en) * | 2007-11-26 | 2008-08-27 | 西安信源高压电器有限公司 | High voltage electrified display safety and defend apparatus |
| CN201188259Y (en) * | 2008-03-19 | 2009-01-28 | 武光杰 | Combustible gas induction module |
| KR20100049896A (en) * | 2008-11-04 | 2010-05-13 | 은기전자 주식회사 | System for invisible electronic fence and control method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719633A (en) * | 2016-03-22 | 2016-06-29 | 奇瑞汽车股份有限公司 | Alarm sound generation method and device |
| CN105719633B (en) * | 2016-03-22 | 2019-10-11 | 奇瑞汽车股份有限公司 | Alarm sound production method and device |
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| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Lingfang Inventor before: Wu Zhuojing |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WU ZHUOJING TO: LI LINGFANG |
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Addressee: Vibo Information Technology ShanghaiCo., Ltd. Wu Zhuojing Document name: the First Notification of an Office Action |
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Application publication date: 20101006 |