CN109416862A - A kind of warning circuit and device removed for equipment - Google Patents
A kind of warning circuit and device removed for equipment Download PDFInfo
- Publication number
- CN109416862A CN109416862A CN201880001289.5A CN201880001289A CN109416862A CN 109416862 A CN109416862 A CN 109416862A CN 201880001289 A CN201880001289 A CN 201880001289A CN 109416862 A CN109416862 A CN 109416862A
- Authority
- CN
- China
- Prior art keywords
- equipment
- signal
- detection
- warning circuit
- processing unit
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
- G08B13/1445—Mechanical actuation by lifting or attempted removal of hand-portable articles with detection of interference with a cable tethering an article, e.g. alarm activated by detecting detachment of article, breaking or stretching of cable
- G08B13/1454—Circuit arrangements thereof
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
- G08B13/1409—Mechanical actuation by lifting or attempted removal of hand-portable articles for removal detection of electrical appliances by detecting their physical disconnection from an electrical system, e.g. using a switch incorporated in the plug connector
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/14—Mechanical actuation by lifting or attempted removal of hand-portable articles
- G08B13/149—Mechanical actuation by lifting or attempted removal of hand-portable articles with electric, magnetic, capacitive switch actuation
Abstract
A kind of warning circuit and device removed for equipment, the equipment are fixed on predeterminated position, by detecting whether the equipment is removed in predeterminated position, and export detection signal；Then after detection signal being handled and is judged, output control signal；Finally according to the control signal, alarm signal is exported；It is thus achieved that warning circuit design is succinct to the effect of equipment Removal real-time detection, have a wide range of application；Power supply unit (104) are provided with simultaneously to be powered warning circuit, so that equally can detecte when equipment is shut down or is powered off, the problem of avoiding detection failure, no matter whether equipment is working, as long as dismounting behavior occur can effectively be detected, the existing alarm technique removed for equipment is solved there is that can not detect when equipment is shut down or is powered off, limits the usable range for removing warning function；And when abnormity of power supply, detection function failure, the problem for causing reliability not high.
Description
Technical field
The invention belongs to electronic circuit technology field more particularly to a kind of warning circuits and device removed for equipment.
Background technique
Currently, many industries for the reason of the safety management, need to install electronic monitoring equipment.Due to the spy of these equipment
Different property does not allow to be removed or replaced unauthorizedly.Therefore, it is essential that a set of reliable equipment removal alarm system is set.
The existing most common mode is passed through using an active detection switch unit, such as mechanical switch, optoelectronic switch
Special structure design, when equipment is removed, active detection switch realizes warning function when being triggered.However, which is deposited
It can not detected when equipment is shut down or is powered off, limit the usable range for removing warning function；And when abnormity of power supply, this
Scheme has the risk of failure, and reliability is not high.
Therefore, it is existing for equipment remove alarm technique there is when equipment shut down or power off when can not detect,
Limit the usable range for removing warning function；And when abnormity of power supply, detection function failure, the problem for causing reliability not high.
Summary of the invention
The purpose of the present invention is to provide a kind of warning circuits and device removed for equipment, it is intended to solve existing use
In equipment remove alarm technique there is when equipment shut down or power off when can not detect, limit remove warning function can
Use range；And when abnormity of power supply, detection function failure, the problem for causing reliability not high.
First aspect present invention provides a kind of warning circuit removed for equipment, and the equipment is fixed on default position
It sets, the warning circuit includes:
It is connected with the equipment, for detecting whether the equipment is removed in the predeterminated position, and exports detection
The detection unit of signal；
Be connected with the detection unit, for receiving the detection signal, and to the detection signal carry out processing and
After judgement, the signal processing unit of output control signal；
It is connected with the signal processing unit, the power supply unit for being powered to the signal processing unit；With
And
It is connected with the signal processing unit, for exporting the alarm unit of alarm signal according to the control signal.
Second aspect of the present invention provides a kind of warning device removed for equipment, including equipment and warning circuit, institute
It states equipment and is fixed on predeterminated position, the warning circuit includes:
It is connected with the equipment, for detecting whether the equipment is removed in the predeterminated position, and exports detection
The detection unit of signal；
Be connected with the detection unit, for receiving the detection signal, and to the detection signal carry out processing and
After judgement, the signal processing unit of output control signal；
It is connected with the signal processing unit, the power supply unit for being powered to the signal processing unit；With
And
It is connected with the signal processing unit, for exporting the alarm unit of alarm signal according to the control signal.
A kind of warning circuit and device removed for equipment provided by the invention, the equipment are fixed on predeterminated position, lead to
It crosses and detects whether the equipment is removed in predeterminated position, and export detection signal；Then detection signal is handled and is judged
Afterwards, output control signal；Finally according to the control signal, alarm signal is exported；It is thus achieved that equipment Removal real-time detection
Effect, warning circuit design is succinct, has a wide range of application；It is provided with power supply unit simultaneously to be powered warning circuit, makes
The problem of equally can detecte when proper equipment shutdown or power-off, avoid detection failure, no matter whether equipment is working, only
Dismounting behavior occur can effectively be detected, and solving the existing alarm technique removed for equipment, there is work as equipment
It can not be detected when shutdown or power-off, limit the usable range for removing warning function；And when abnormity of power supply, detection function is lost
Effect, the problem for causing reliability not high.
Detailed description of the invention
Fig. 1 is a kind of cellular construction schematic diagram of warning circuit removed for equipment provided in an embodiment of the present invention.
Fig. 2 is a kind of exemplary circuit figure of warning circuit removed for equipment provided in an embodiment of the present invention.
Fig. 3 is the specific of signal processing unit in a kind of warning circuit removed for equipment provided in an embodiment of the present invention
Electrical block diagram.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
A kind of above-mentioned warning circuit and device removed for equipment, the equipment are fixed on predeterminated position, pass through detection
Whether the equipment is removed in predeterminated position, and exports detection signal；Then after detection signal being handled and is judged, output
Control signal；Finally according to the control signal, alarm signal is exported；It is thus achieved that the effect of equipment Removal real-time detection,
Warning circuit design is succinct, has a wide range of application；It is provided with power supply unit simultaneously to be powered warning circuit, so that working as equipment
The problem of equally can detecte when shutdown or power-off, avoiding detection failure, no matter whether equipment is working, as long as tearing open
Except behavior can be detected effectively.Wherein, equipment is to be installed on according to provisions of laws and regulations by monitoring equipment or personnel
On, have the equipment of monitoring management function；It removes alarm and refers to whether detection above equipment is mounted on designated position, if equipment
Designated mounting position is left, then triggers certain alarm signal prompt relevant device or personnel.
Fig. 1 shows a kind of cellular construction of warning circuit removed for equipment provided in an embodiment of the present invention, in order to
Convenient for explanation, only the parts related to this embodiment are shown, and details are as follows:
A kind of above-mentioned warning circuit removed for equipment, the equipment are fixed on predeterminated position, and the warning circuit includes
Detection unit 101, signal processing unit 102, power supply unit 104 and alarm unit 103.
Whether detection unit 101 is connected with equipment, be removed in predeterminated position for detection device, and exports detection letter
Number.
Signal processing unit 102 is connected with detection unit 101, carries out for receiving detection signal, and to detection signal
After processing and judgement, output control signal.
Power supply unit 104 is connected with signal processing unit 102, for being powered to signal processing unit 102.
Alarm unit 103 is connected with signal processing unit 102, for exporting alarm signal according to the control signal.
As an embodiment of the present invention, above equipment is to be installed on according to provisions of laws and regulations by monitoring equipment or people
On member, has the equipment of monitoring management function；The removal warning function of above-mentioned warning circuit refers to whether detection above equipment pacifies
Mounted in designated position, if equipment leaves designated mounting position, certain alarm signal prompt relevant device or personnel are triggered.
Specifically, when detection unit 101 detects that equipment does not remove when predeterminated position, then the detection signal exported is
Low level signal；When detection unit 101 detects that equipment removes when predeterminated position, then the detection signal exported is high level letter
Number.
Then, when signal processing module 102 is handled to above-mentioned detection signal and is judged as high level signal, then determine
Equipment is removed in predeterminated position, and exports control signal, is alarmed with controlling alarm unit 103.
Also, warning circuit is individually powered by above-mentioned power supply unit 104, even if when equipment shutdown or power-off, report
Alert circuit works as usual to be operated, and is no matter whether equipment is working, as long as dismounting behavior occur can effectively be detected.
Fig. 2 shows it is provided in an embodiment of the present invention it is a kind of for equipment remove warning circuit exemplary circuit, in order to
Convenient for explanation, only the parts related to this embodiment are shown, and details are as follows:
As an embodiment of the present invention, above-mentioned detection unit 101 includes in on-off switch, sensor and Electric Wires & Cables
Any one, Fig. 2 indicate that the first end and second end of on-off switch S1 connects signal processing unit 102 using on-off switch S1.It is logical
The off and on state for disconnecting pass S1 can also pass through sensor-triggered taking human as triggering.Once equipment is removed or moves
Dynamic to disconnect triggering on-off switch S1, detection unit 101 will test equipment and be removed or move.Certainly, if detection unit 101
When for Electric Wires & Cables, principle is also similar with on-off switch S1, and when equipment is removed, then Electric Wires & Cables can not be formed into a loop,
As off state.Above-mentioned detection unit implementation is simple, at low cost and easy for installation.
As an embodiment of the present invention, above-mentioned signal processing unit 102 can be by chip microcontroller comprising backup deposit
Device；It is described original after there is the database of back-up registers initial data, back-up registers to be used to receive the detection signal
Data change.Specifically, (high level signal is changed by low level signal) when detecting signal and changing, then backed up
Data in register will be lost, and be that initial data changes.Back-up registers are powered using DC power supply B1
Memory can be used other devices with memory function and replace.
As an embodiment of the present invention, above-mentioned power supply unit 104 includes the DC power supply B1 for having preset voltage value, described
Preset voltage value is 5V or 12V.Certainly, preset voltage value can also be set according to actual needs.
As an embodiment of the present invention, above-mentioned alarm unit 103 includes buzzer or loudspeaker.Certainly, alarm unit 103
, to notify staff, alarm can also be played to be uploaded to server by way of wire transmission or wireless communication
Effect.
Fig. 3 shows signal processing unit in a kind of warning circuit removed for equipment provided in an embodiment of the present invention
Particular circuit configurations, for ease of description, only the parts related to this embodiment are shown, and details are as follows:
As an embodiment of the present invention, in signal processing unit 102, signal input terminal X1 and signal input terminal X2
It is respectively turned on the first end and second end for disconnecting and closing S1.Wherein, signal input terminal X2 connects together with the cathode of DC power supply B1
Ground, signal input terminal X1 access back-up registers by route 2, and DC power supply B1 is powered by route 1 to back-up registers,
Route 2 is connected to by resistance R1 simultaneously.When on-off switch S1 conducting, the signal of signal input terminal X1 is low level；When logical
When disconnecting pass S1 disconnection, the signal of signal input terminal X1 is high level.Low and high level signal enters back-up registers, then backs up
Data in register change, and the data of back-up registers are transferred to higher level's computer system, computer system root by route 3
Judge whether to need to issue alarm signal according to the difference of register data and initial data.
The warning circuit is powered using DC power supply B1 (i.e. reserce cell), can persistently be supervised when equipment does not have external power supply
Whether control has warning message.The warning circuit passes through the difference for judging data and initial data inside back-up registers, identification
Whether there is warning message, due to being unable to Reverse recovery after the data variation of back-up registers, can repeatedly read back-up registers
Data, avoid warning message because transmission failure or artificial origin caused by information lose.
The present invention also provides a kind of warning device removed for equipment, including equipment and warning circuit, the equipment
It is fixed on predeterminated position, the warning circuit is as described above.
Below in conjunction with Fig. 1-Fig. 3, to a kind of above-mentioned working principle progress of warning circuit and device for equipment removal
It is described as follows:
Firstly, equipment is fixed on predeterminated position, and detection unit 101 is connected with equipment.
Under normal circumstances, on-off switch S1 is in closed state, the signal input terminal X1 and letter of signal processing unit 102
Number input terminal X2 is in an ON state.
When equipment is removed, on-off switch S1 is in an off state or on-off switch S1 and signal processing unit 102
Connection disconnects, and the signal input terminal X1 and signal input terminal X2 of signal processing unit 102 are in unaccessed state at this time.By
In the signal intensity of signal input terminal X1 and signal input terminal X2, then the loss of data of back-up registers, therefore at signal
Reason unit 102 detects that equipment is removed, then controls alarm unit 103 and alarm.
Meanwhile warning circuit is powered using DC power supply B1 (i.e. reserce cell), utmostly reduce external rings
Influence of the border to the warning circuit reliability；So that equally can detecte when equipment is shut down or is powered off, avoids detection and lose
The problem of effect, no matter whether equipment is working, as long as dismounting behavior occur can effectively be detected.
To sum up, a kind of warning circuit and device removed for equipment provided in an embodiment of the present invention, the equipment are fixed on
Predeterminated position by detecting whether the equipment is removed in predeterminated position, and exports detection signal；Then detection signal is carried out
After processing and judgement, output control signal；Finally according to the control signal, alarm signal is exported；It is thus achieved that being torn open to equipment
Except the effect of real-time detection, warning circuit design is succinct, has a wide range of application；Simultaneously be provided with power supply unit to warning circuit into
Row power supply so that when equipment shut down or power off when equally can detecte, avoid detection failure the problem of, no matter equipment whether
It is working, as long as dismounting behavior occur can effectively be detected, is solving the existing alarm technique removed for equipment and deposit
It can not detected when equipment is shut down or is powered off, limit the usable range for removing warning function；And when abnormity of power supply, inspection
Brake failure, the problem for causing reliability not high.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of warning circuit removed for equipment, the equipment are fixed on predeterminated position, which is characterized in that the alarm electricity
Road includes:
It is connected with the equipment, for detecting whether the equipment is removed in the predeterminated position, and exports detection signal
Detection unit；
It is connected with the detection unit, is handled and judged for receiving the detection signal, and to the detection signal
Afterwards, the signal processing unit of output control signal；
It is connected with the signal processing unit, the power supply unit for being powered to the signal processing unit；And
It is connected with the signal processing unit, for exporting the alarm unit of alarm signal according to the control signal.
2. warning circuit as described in claim 1, which is characterized in that the detection unit include on-off switch, sensor with
And any one in Electric Wires & Cables.
3. warning circuit as described in claim 1, which is characterized in that the signal processing unit includes back-up registers；
The database of the back-up registers has initial data, and the back-up registers are for receiving the detection signal
Afterwards, the initial data changes.
4. warning circuit as described in claim 1, which is characterized in that the power supply unit includes have preset voltage value straight
Galvanic electricity source, the preset voltage value are 5V or 12V.
5. warning circuit as described in claim 1, which is characterized in that the alarm unit includes buzzer or loudspeaker.
6. a kind of warning device removed for equipment, including equipment and warning circuit, the equipment are fixed on predeterminated position,
It is characterized in that, the warning circuit includes:
It is connected with the equipment, for detecting whether the equipment is removed in the predeterminated position, and exports detection signal
Detection unit；
It is connected with the detection unit, is handled and judged for receiving the detection signal, and to the detection signal
Afterwards, the signal processing unit of output control signal；
It is connected with the signal processing unit, the power supply unit for being powered to the signal processing unit；And
It is connected with the signal processing unit, for exporting the alarm unit of alarm signal according to the control signal.
7. warning device as claimed in claim 6, which is characterized in that the detection unit include on-off switch, sensor with
And any one in Electric Wires & Cables.
8. warning device as claimed in claim 6, which is characterized in that the signal processing unit includes back-up registers；
The database of the back-up registers has initial data, and the back-up registers are for receiving the detection signal
Afterwards, the initial data changes.
9. warning device as claimed in claim 6, which is characterized in that the power supply unit includes have preset voltage value straight
Galvanic electricity source, the preset voltage value are 5V or 12V.
10. warning device as claimed in claim 6, which is characterized in that the alarm unit includes buzzer or loudspeaker.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2018/104833 WO2020051736A1 (en) | 2018-09-10 | 2018-09-10 | Alarm circuit and device for detecting removal of apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109416862A true CN109416862A (en) | 2019-03-01 |
Family
ID=65462542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880001289.5A Pending CN109416862A (en) | 2018-09-10 | 2018-09-10 | A kind of warning circuit and device removed for equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109416862A (en) |
| WO (1) | WO2020051736A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935660Y (en) * | 2006-08-02 | 2007-08-15 | 康佳集团股份有限公司 | Theft-proof alarm handset |
| CN201364626Y (en) * | 2009-03-19 | 2009-12-16 | 扬州宝尔电子有限公司 | Theftproof alarming terminal for electric power facility |
| CN202866527U (en) * | 2012-09-27 | 2013-04-10 | 叶答疆 | Shift warning device of safe box |
| CN202916932U (en) * | 2012-05-18 | 2013-05-01 | 中国科学院信息工程研究所 | Embedded equipment for object moving detection and alarming |
| US20160343219A1 (en) * | 2012-10-18 | 2016-11-24 | Invue Security Products Inc. | Smart sensor line alarm system |
| CN207799846U (en) * | 2018-02-14 | 2018-08-31 | 许东平 | A kind of generally applicable anti-theft device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101266709A (en) * | 2008-04-18 | 2008-09-17 | 美新半导体（无锡）有限公司 | Intelligent heat distribution principle theft prevention monitoring method and its micro alarm device |
| CN103685691A (en) * | 2012-09-11 | 2014-03-26 | 上海斐讯数据通信技术有限公司 | Mobile terminal capable of guarding against theft and mobile terminal anti-theft method |
| CN102865009A (en) * | 2012-09-27 | 2013-01-09 | 叶答疆 | Mobile alarm device of safe deposit box |
| CN202976361U (en) * | 2012-12-19 | 2013-06-05 | 山东省科学院海洋仪器仪表研究所 | Battery anti-theft device and battery |
| CN104401183B (en) * | 2014-10-28 | 2016-11-09 | 浙江吉利汽车研究院有限公司 | A kind of anti-theft device for vehicle tire |
| CN106184490A (en) * | 2016-08-18 | 2016-12-07 | 南京九致信息科技有限公司 | The anti-theft device for battery of electrically assisted bicycle and electrically assisted bicycle |
-
2018
- 2018-09-10 WO PCT/CN2018/104833 patent/WO2020051736A1/en active Application Filing
- 2018-09-10 CN CN201880001289.5A patent/CN109416862A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2935660Y (en) * | 2006-08-02 | 2007-08-15 | 康佳集团股份有限公司 | Theft-proof alarm handset |
| CN201364626Y (en) * | 2009-03-19 | 2009-12-16 | 扬州宝尔电子有限公司 | Theftproof alarming terminal for electric power facility |
| CN202916932U (en) * | 2012-05-18 | 2013-05-01 | 中国科学院信息工程研究所 | Embedded equipment for object moving detection and alarming |
| CN202866527U (en) * | 2012-09-27 | 2013-04-10 | 叶答疆 | Shift warning device of safe box |
| US20160343219A1 (en) * | 2012-10-18 | 2016-11-24 | Invue Security Products Inc. | Smart sensor line alarm system |
| CN207799846U (en) * | 2018-02-14 | 2018-08-31 | 许东平 | A kind of generally applicable anti-theft device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020051736A1 (en) | 2020-03-19 |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190301 |
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