CN203276444U - Vibration detection alarm for ATM machine - Google Patents
Vibration detection alarm for ATM machine Download PDFInfo
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- CN203276444U CN203276444U CN 201320291880 CN201320291880U CN203276444U CN 203276444 U CN203276444 U CN 203276444U CN 201320291880 CN201320291880 CN 201320291880 CN 201320291880 U CN201320291880 U CN 201320291880U CN 203276444 U CN203276444 U CN 203276444U
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- 238000001514 detection method Methods 0.000 title claims abstract description 45
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
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- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a vibration detection alarm for an ATM machine, and the alarm comprises a power management module, a vibration detection module for detecting a vibration signal, a signal amplification module for amplifying a signal, an A/D conversion module, a threshold control module for setting alarm difficulty, a pulse-number control module for selecting counting times of the number of pulses, and an alarm output module. The alarm is small in size and convenient to use, and can be directly pasted on an object which needs to be protected. When a protective object is invaded to vibrate, or a cable is damaged, or the vibration detection alarm for an ATM machine is removed, or an alarm terminal sheds, the alarm provided by the utility model can sends an alarm signal to an alarm host. The alarm is high in detection sensitivity and high in security and reliability.
Description
Technical Field
The utility model relates to a security technology guards alarm system, especially relates to an ATM vibration detection alarm.
Background
The ATM cash dispenser of the bank is very popular with the users due to the convenient use. Along with the mass use of the ATM in China, some criminals stare at the ATM, some criminals try to destroy the normal use of the ATM, and the ATM is always exposed to violent invasion.
Aiming at the condition that the existing ATM cash dispenser of a bank is mostly located outdoors and is inconvenient to monitor, the vibration detection alarm is an effective precaution measure. The alarm is required to be sensitive in detection, real-time in alarm and free of false alarm.
At present, the vibration detection part of most vibration detectors has a large volume in appearance, and the safety and the reliability are not very high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough of above-mentioned prior art, provide a ATM vibration detection alarm, the utility model discloses very high security and reliability have, and all have the advantage than traditional vibration detector on volume and shape.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a vibration detector of an ATM comprises a power management module, a vibration detection module for detecting vibration signals, a signal amplification module for amplifying signals, an A/D conversion module, a threshold control module for setting alarm difficulty, a pulse number control module for selecting pulse number counting times and an alarm output module, wherein the power management module is respectively connected with the signal amplification module, the A/D conversion module, the threshold control module, the pulse counting control module and the alarm output module through leads; the output end of the vibration detection module is connected with the input end of the signal amplification module; the output end of the signal amplification module is connected with the input end of the A/D conversion module; the A/D conversion module is respectively connected with the threshold control module and the pulse counting module; the A/D conversion module is connected with the alarm output module, and the output end of the alarm output module is connected to the alarm host.
Furthermore, the vibration detection module adopts a piezoelectric ceramic piece.
Further, the number of the vibration detection modules is two.
Furthermore, the threshold control module adopts MCU to carry out internal processing and is provided with a dial switch for selecting the alarm difficulty level.
Furthermore, the pulse number control module adopts MCU to process the interior and is provided with a dial switch for selecting the pulse counting times.
Further, the alarm output module comprises a vibration alarm mechanism and a disassembly prevention alarm mechanism.
Further, the vibration alarm mechanism comprises a relay and an MCU for controlling the relay.
Further, the anti-dismantling alarm mechanism is provided with an anti-dismantling switch.
Furthermore, the signal amplification module adopts a single power supply for power supply.
Further, the A/D conversion module is a module which is integrated in the singlechip to convert signals.
The utility model has the advantages that:
(1) the vibration detection module of the utility model adopts the piezoelectric ceramic plate, has simple structure, small volume, small mass and long service life, and particularly has good dynamic characteristics, so the vibration module is suitable for periodic acting force with wide frequency band and impact force with high-speed change; the utility model discloses can insert two way vibration detection module parallelly, can increase the detection area of ATM detector like this, also can survey two different objects.
(2) The utility model provides a signal amplification module uses single power supply, and it has the characteristics of accurate amplification, and is high to the detectivity of small signal.
(3) The utility model provides an AD conversion module integration is in the singlechip, and its circuit is simple, the sampling precision is higher.
(4) The utility model provides a threshold control module and pulse number control module can set up the degree of difficulty grade and the pulse number count number of reporting to the police respectively, can do different settings according to the protection object of difference like this, make its adaptability higher.
(5) The utility model discloses detectivity is high, has very high security and reliability.
Drawings
Fig. 1 is a schematic diagram of the vibration detector of the ATM machine according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Fig. 1 is a schematic diagram of an embodiment of the present invention, as shown in fig. 1, which mainly includes a power management module, a vibration detection module, a signal amplification module, an a/D conversion module, a threshold control module, a pulse counting control module, and an alarm output module; wherein,
the power management module is respectively connected with the signal amplification module, the A/D conversion module, the threshold control module, the pulse counting control module and the alarm output module through leads and provides power for the modules; the power management module supplies power by 5V, on one hand, the power management module directly supplies power to the alarm output module, and on the other hand, the power management module converts the power into 3.3V power through the power chip and supplies the power to the signal amplification module, the A/D conversion module, the threshold control module, the alarm output module and the pulse counting control module.
The output end of the vibration detection module is connected with the input end of the signal amplification module, the output end of the signal amplification module is connected with the input end of the A/D conversion module, the A/D conversion module is respectively connected with the threshold control module and the pulse counting module, the A/D conversion module is connected with the alarm output module, and the output end of the alarm output module is connected to the alarm host.
The vibration detection module converts the detected vibration force into an electric signal and transmits the electric signal to the signal amplification module; the signal amplification module amplifies the electric signal received from the vibration detection module and transmits the amplified electric signal to the A/D conversion module; the A/D conversion module converts the amplified analog signals received from the signal amplification module into digital signals.
When the pulse number of the digital signal is greater than or equal to the pulse count set by the pulse number control module and the digital signal is greater than or equal to the threshold set by the threshold control module, the A/D conversion module transmits the digital signal to the alarm output module; the alarm output module sends an alarm signal to the alarm host.
The vibration detection module adopts a piezoelectric ceramic piece, is adhered to the surface of the protected object and detects the vibration condition of the protected object; filtering and amplifying the detection signal by impedance matching; the device has the advantages of simple structure, small volume, small mass, small power consumption, long service life and particularly good dynamic characteristic, so that the device is suitable for periodic acting force with very wide frequency band and impact force with high-speed change; the ATM vibration detector provided by the embodiment can be parallelly connected into two vibration detection modules, so that the detection area can be increased, and two different objects can be detected.
The signal amplification module is powered by a single power supply of 3.3V and has the characteristic of precise amplification, and the signal is adjusted and processed on the basis of amplification, so that the sensitivity of small signal detection is high, and the detection distance is increased; before the input signal enters the amplifying circuit, a sensitivity adjusting fine tuning potentiometer is also arranged, and the potentiometer can select a test range to prevent the signal from being seriously distorted; the amplified signal can be directly transmitted to an A/D conversion module without other processing.
The A/D conversion module is integrated in a single chip microcomputer, and the circuit is simple and the sampling precision is high.
The threshold control module is used for selecting the difficulty degree of alarming, the difficulty degree of alarming is divided into 4 grades, a user can select the threshold of alarming through the dial switch according to needs, and the MCU carries out internal processing according to the threshold selected by the user.
The pulse number control module is used for selecting the pulse number counting times and setting the pulse counting number through the code pulling switch according to needs, and the MCU performs internal processing according to the set pulse counting number.
The threshold control module and the pulse number control module can enable a user to set differently according to different protective objects, so that the ATM vibration detection alarm provided by the embodiment has higher adaptability.
The alarm output module comprises an anti-disassembly alarm mechanism and a vibration alarm mechanism; wherein, vibration alarm mechanism passes through MCU control relay and realizes, and it is latched by a pair of non-, and normally closed relay sends the warning, and the contact will break off 1s when it detects alarm information, and this relay is in the circular telegram state usually, and the pilot lamp is long bright 1s when cutting off the power supply, the cable is destroyed or the terminal has fallen and can directly report to the police. The anti-dismantling alarm mechanism is provided with an anti-dismantling switch which can directly control the anti-dismantling alarm, and when the product box is dismantled, the anti-dismantling switch is disconnected, the loop is disconnected, and the alarm is directly started.
To sum up, the utility model provides a small in size, simple to use of ATM detection alarm, it can directly paste the smooth face at the object (wall body or ATM etc.) of required protection. When the protector is damaged by invasion and cables, the ATM vibration detection alarm is disassembled or the alarm terminal falls off, the alarm output is connected to the alarm host, an alarm signal is sent to the alarm host, and meanwhile, the alarm indication is on; the utility model discloses detectivity is high, has very high security and reliability.
The above are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; the scope of the appended claims should be accorded the broadest interpretation so as to encompass all such modifications and equivalent arrangements as is within the spirit and scope of the present invention.
Claims (10)
1. An ATM vibration detection alarm comprising: a power management module, a vibration detection module for detecting vibration signals, a signal amplification module for amplifying the signals, an A/D conversion module, a threshold control module for setting alarm difficulty, a pulse number control module for selecting pulse number counting times and an alarm output module, wherein,
the power management module is respectively connected with the signal amplification module, the A/D conversion module, the threshold control module, the pulse counting control module and the alarm output module through leads;
the output end of the vibration detection module is connected with the input end of the signal amplification module;
the output end of the signal amplification module is connected with the input end of the A/D conversion module; the A/D conversion module is respectively connected with the threshold control module and the pulse counting module;
the A/D conversion module is connected with the alarm output module, and the output end of the alarm output module is connected to the alarm host.
2. An ATM vibration detection alarm according to claim 1 wherein the vibration detection module is a piezoelectric ceramic plate.
3. An ATM vibration detection alarm according to claim 1 or 2 wherein there are two vibration detection modules.
4. An ATM vibration detection alarm according to claim 1 wherein the threshold control module is an MCU for internal processing and is provided with a dial switch for selecting the level of difficulty of the alarm.
5. An ATM vibration detection alarm according to claim 1 wherein the pulse number control module is a dial switch for internal processing by MCU and for selecting the number of pulse counts.
6. An ATM vibration detection alarm according to claim 1 in which the alarm output module includes a vibration alarm mechanism and a tamper alarm mechanism.
7. An ATM vibration detection alarm according to claim 6 in which the vibration alarm mechanism includes a relay and an MCU controlling the relay.
8. An ATM vibration detection alarm according to claim 6 in which the tamper alarm mechanism is provided with a tamper switch.
9. An ATM vibration detection alarm according to claim 1 in which the signal amplification module is powered by a single power supply.
10. An ATM vibration detection alarm according to claim 1 wherein the a/D conversion module is a module integrated into a single chip microcomputer for signal conversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291880 CN203276444U (en) | 2013-05-24 | 2013-05-24 | Vibration detection alarm for ATM machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320291880 CN203276444U (en) | 2013-05-24 | 2013-05-24 | Vibration detection alarm for ATM machine |
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| Publication Number | Publication Date |
|---|---|
| CN203276444U true CN203276444U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320291880 Expired - Lifetime CN203276444U (en) | 2013-05-24 | 2013-05-24 | Vibration detection alarm for ATM machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103745199A (en) * | 2013-12-31 | 2014-04-23 | 北京中科金财科技股份有限公司 | Risk prevention financial self-help acceptance device and method on basis of face recognition technology |
| CN105258791A (en) * | 2015-10-30 | 2016-01-20 | 广州市浩云安防科技股份有限公司 | Smashed detection method and system applied to ATM |
| CN111579057A (en) * | 2020-05-26 | 2020-08-25 | 郑州海为电子科技有限公司 | Omnidirectional vibration perception detector |
-
2013
- 2013-05-24 CN CN 201320291880 patent/CN203276444U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103745199A (en) * | 2013-12-31 | 2014-04-23 | 北京中科金财科技股份有限公司 | Risk prevention financial self-help acceptance device and method on basis of face recognition technology |
| CN105258791A (en) * | 2015-10-30 | 2016-01-20 | 广州市浩云安防科技股份有限公司 | Smashed detection method and system applied to ATM |
| CN111579057A (en) * | 2020-05-26 | 2020-08-25 | 郑州海为电子科技有限公司 | Omnidirectional vibration perception detector |
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Granted publication date: 20131106 |
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| CX01 | Expiry of patent term |