CN104537785B - Object moves alarm device - Google Patents
Object moves alarm device Download PDFInfo
- Publication number
- CN104537785B CN104537785B CN201410776797.4A CN201410776797A CN104537785B CN 104537785 B CN104537785 B CN 104537785B CN 201410776797 A CN201410776797 A CN 201410776797A CN 104537785 B CN104537785 B CN 104537785B
- Authority
- CN
- China
- Prior art keywords
- electric capacity
- magnetic
- resistance
- logical device
- alarm device
- 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.)
- Expired - Fee Related
Links
- 239000000126 substance Substances 0.000 claims abstract description 23
- 210000001550 testis Anatomy 0.000 claims abstract description 14
- 125000006850 spacer group Chemical group 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 41
- 230000005611 electricity Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 2
- 230000006698 induction Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- G08B13/1436—Mechanical actuation by lifting or attempted removal of hand-portable articles with motion detection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a kind of object movement alarm device.Described device includes：Magnetic testi module, be used to detect the magnetic substance part being arranged on testee relative to the Magnetic testi module move when the changes of magnetic field that occurs；Processing module, for according to changes of magnetic field generation object movement alarm signal.The present invention is based on magnetic induction, by setting magnetic substance part on testee, deployment can detect the magnetic substance parts magnetic field and the Magnetic testi module of its changes of magnetic field situation on object movement alarm device, so that object movement alarm device does not need directly contact with testee, though between there is non-magnetic spacer（Such as wall）, it is also possible to, the object movement alarm device can successfully be detected and obtained according to the changes of magnetic field situation of the magnetic substance parts magnetic field in the testee when being moved, using the present invention, improve the disguise and availability of object movement alarm.
Description
Technical field
The present invention relates to alarm, alarm device is moved in particular to a kind of object.
Background technology
The stolen situation of article frequently occurs in all trades and professions, for example：The rare cultural relics of museum are stolen, expensive in room
Heavy articles are stolen etc..Therefore, user generally needs to carry out security settings to the article that these can be moved, to cause the thing
Product generate audible ringing signal, vibrations alarm signal, light alarm signal etc. to point out user or fright when illegally being moved
Stealer.
At present, object movement alarm method is mainly used：The alarm methods such as broken string open circuit, microswitch and light reflection,
For example when using short-term open circuit alarm scheme, once detecting line broken circuit, then audible and visual alarm, but human hair of the present invention are produced
Existing, these existing object movement alarm methods have as a drawback that：
Alarm device have to object to be detected directly contact, or alarm device must be by light detecting signal
Contacted with object to be detected, when alarm device and object to be detected have barrier or cannot directly contact when, it is impossible to base
Accurately alarm is realized in the existing alarm scheme, so that its availability is relatively low.
The content of the invention
In order to solve the problems, such as to be limited by barrier influence in the prior art, the purpose of the embodiment of the present invention is offer one
Plant object movement alarm device.
In order to achieve the above object, the embodiment of the present invention is realized using following technical scheme：
A kind of object moves alarm device, and it includes：
Magnetic testi module, is used to detect that the magnetic substance part being arranged on testee is moved relative to the Magnetic testi module
The changes of magnetic field of Shi Fasheng；
Processing module, for according to changes of magnetic field generation object movement alarm signal；
Wherein, the Magnetic testi module includes：
First detection unit, it is corresponding with the first magnet of the magnetic substance part, and for detecting first magnet
One changes of magnetic field；
Second detection unit, it is corresponding with the second magnet of the magnetic substance part, and for detecting second magnet
Two changes of magnetic field；
Wherein, first magnet and the second magnet are the different arrangement of polarity.
Preferably, described object movement alarm device also includes：
Alarm module, performs physical alert and moves for the object movement alarm signal that foundation is received from the processing module
Make.
Preferably, described object movement alarm device also includes：
Communication module, the object for will be received from the processing module moves alarm signal by Wireless/wired communication
Mode is sent to third party's monitor supervision platform.
It is further preferred that having magnetic isolation unit part between first magnet and the second magnet.
It is further preferred that first detection unit includes the first electric capacity C12, first resistor R14 and the first Hall
The one termination high level of sensor U10, the first electric capacity C12, the other end ground connection of the first electric capacity C12, the first Hall sensor U10
VCC termination high level, the output end OUT of the first Hall sensor U10 connects high level, the first Hall by first resistor R14
The GND ends ground connection of sensor U10；And
Second detection unit includes the second electric capacity C11, second resistance R13 and the second Hall sensor U9, second
The one termination high level of electric capacity C11, the other end ground connection of the second electric capacity C11, the VCC terminations electricity high of the second Hall sensor U9
Flat, the output end OUT of the second Hall sensor U9 connects high level, the GND ends of the second Hall sensor U9 by second resistance R13
Ground connection.
Preferably, the processing module includes 3rd resistor R1, the 4th resistance R2, the 3rd electric capacity C1 and XOR gate logic
Device U1, one end of 3rd resistor R1 is connected to the output end of the first detection unit, and the other end of 3rd resistor R1 is connected to different
One end of the first input end A, the 4th resistance R2 of OR gate logical device U1 are connected to the output end of the second detection unit, the 4th electricity
The other end for hindering R2 is connected to the second input B of XOR gate logical device U1, and the GND ends of XOR gate logical device U1 are grounded,
The VCC termination high level of XOR gate logical device U1 is simultaneously grounded, the output end of XOR gate logical device U1 by the 3rd electric capacity C1
Y output object movement alarm signals.
It is further preferred that the processing module also includes the 5th resistance R4, the 4th electric capacity C3, the 5th electric capacity C4, the 6th
Electric capacity C5 and OR gate logical device U3, one end of the 5th resistance R4 is connected to the output end Y of XOR gate logical device U1, the 5th
The other end of resistance R4 is connected to the first input end B of OR gate logical device U3 and is grounded by the 5th electric capacity C4, OR gate logic
The second input A of device U3 is connected to its output end Y and is grounded by the 6th electric capacity C5, the GND ends of OR gate logical device U3
Ground connection, the VCC termination high level of OR gate logical device U3 is simultaneously grounded by the 4th electric capacity C3.
It is further preferred that the processing module also includes the 6th resistance R3, the 7th electric capacity C2 and single channel reverser lock
U2, one end of the 6th resistance R3 is connected to the output end Y of XOR gate logical device U1, and the other end of the 6th resistance R3 is connected to list
The GND ends ground connection of the input A of road reverser lock U2, single channel reverser lock U2, the VCC terminations electricity high of single channel reverser lock U2
Put down and be grounded by the 7th electric capacity C2, the output end Y of single channel reverser lock U2 is connected to one end of the 5th resistance R4.
Preferably, being moved in the object has non-magnetic spacer between alarm device and magnetic substance part.
The present invention is based on magnetic induction, by setting magnetic substance part on testee, on object movement alarm device
Deployment can detect the magnetic substance parts magnetic field and the Magnetic testi module of its changes of magnetic field situation, so that described
Object moves alarm device and testee and does not need directly contact, though between there is non-magnetic spacer (such as wall),
Can also be in the testee when being moved, the object movement alarm device can be according to the magnetic substance parts magnetic field
Changes of magnetic field situation and successfully detect and obtain, using the present invention, improve the disguise and availability of object movement alarm.
Brief description of the drawings
Fig. 1 is a kind of object movement alarm device structural representation provided in an embodiment of the present invention；
Fig. 2 moves alarm device structural representation for a kind of object that another embodiment of the present invention is provided；
Fig. 3 is the first detection cell circuit figure provided in an embodiment of the present invention；
Fig. 4 is the second detection cell circuit figure provided in an embodiment of the present invention；
Fig. 5 is processing module circuit diagram provided in an embodiment of the present invention；
The processing module circuit diagram that Fig. 6 is provided for another embodiment of the present invention；
The processing module circuit diagram that Fig. 7 is provided for another embodiment of the present invention.
The realization of the object of the invention, functional characteristics and excellent effect, below in conjunction with specific embodiment and accompanying drawing do into
The explanation of one step.
Specific embodiment
Technical scheme of the present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that this
The technical staff in field can be better understood from the present invention and can be practiced, but illustrated embodiment is not as to limit of the invention
It is fixed.
Referring to shown in Fig. 1 and Fig. 2, the embodiment of the invention provides a kind of object movement alarm device 20, it includes：
Magnetic testi module 201, is used to detect the magnetic substance part 10 being arranged on testee (not shown) in relative magnetic
The changes of magnetic field that occurs when detection module 201 is moved, in the middle of concrete application, the magnetic substance part is fixedly installed or removably
It is arranged on the testee；
Processing module 203, for according to changes of magnetic field generation object movement alarm signal；
Wherein, the Magnetic testi module 201 includes：
First detection unit 2011, it is corresponding with the first magnet 101 of the magnetic substance part 10, for detecting described first
First changes of magnetic field of magnet 101；
Second detection unit 2012, it is corresponding with the second magnet 102 of the magnetic substance part 10, for detecting described second
Second changes of magnetic field of magnet 102；
Wherein, the magnet 102 of first magnet 101 and second is the different arrangement of polarity.
The embodiment of the present invention moves the top of alarm device 20 by setting magnetic substance part 10 on testee in object
Administration can detect the magnetic field of magnetic substance part 10 and the Magnetic testi module 201 of its changes of magnetic field situation, so that
The object movement alarm device 20 does not need directly contact with testee, even if the object movement alarm device 20 and quilt
Survey between object and there is non-magnetic spacer 30 (with reference to shown in Fig. 2), such as wall, cabinet wall, box body wall other spacers etc., answer
Work as understanding, moved in the object and can also be without setting any obstacle between alarm device 20 and testee (with reference to Fig. 1 institutes
Show), when the testee is illegally moved, the object movement alarm device 20 can be according to the magnetic of magnetic substance part 10
Changes of magnetic field situation and successfully detect and obtain the illegal movement, therefore using the present invention, improve object movement alarm
Disguise and availability.
In a preferred embodiment, described object movement alarm device 20 also includes：
Alarm module 205, performs physics and accuses for the object movement alarm signal that foundation is received from the processing module 203
Alert action.
The physical alert action is included but is not limited to：Sound and light alarm, vibration alarming etc..
Further, in a preferred embodiment, described object movement alarm device 20 also includes：
Communication module 204, for by the object received from the processing module 203 movement alarm signal by it is wireless/have
Line communication modes are sent to third party's monitor supervision platform (not shown).
Third party's monitor supervision platform performs corresponding emergency processing and acts according to object movement alarm signal, such as to pipe
The mobile terminal of reason personnel sends alarm information etc..It is appreciated that third party's monitor supervision platform can be in long-range monitoring
The heart, or move the corresponding user terminal of alarm device 20 with the object.
As a example by non-magnetic spacer cabinet wall 30 is arranged between the Magnetic testi module 201 and magnetic substance part 10, described
One detection unit 2011 and the side that is adjacent and being separately mounted to cabinet wall 30 of the second detection unit 2012, first magnet 101
With the opposite side that is adjacent and being separately mounted to cabinet wall 30 of the second magnet 102, spatially, first detection unit 2011 and institute
State the correspondence of the first magnet 101, second detection unit 2012 is corresponding with second magnet 102, first magnet 101 with
Second magnet 102 is designed to round pie, and it is each other the different arrangement of polarity, referring for example to shown in Fig. 2, first magnetic
The N poles of body 101 are towards the cabinet wall 30, and the S poles of second magnet 102 are towards the cabinet wall 30.
In addition, in this embodiment, it is preferred that, first magnet 101 is vertical with the magnetic line of force of the second magnet 102 to be worn
Saturating cabinet wall 30.In one alternatively preferred embodiment, also have every magnetic between the magnet 102 of first magnet 101 and second
Part 103.
In present embodiment, the detection unit 2012 of first detection unit 2011 and second includes Hall sensor,
The changes of magnetic field produced when being moved of its detection magnet 102 of the first magnet 101 and second, in specific works, two
Hall sensor detects the changes of magnetic field situation of the first magnet 101 and the second magnet 102 respectively, and the processing module 203 can root
Judge whether the testee there occurs displacement according to the changes of magnetic field situation for detecting, if it is, generation object
Mobile alarm signal, and object movement alarm signal is respectively supplied to local alarm module 205, it is corresponding to produce
Physical alert acts (such as audible and visual alarm), and object movement alarm signal is further sent by communication module 204
To third party's monitor supervision platform.
So that ATM bank card information is antitheft as an example, in occupy-place device, the Hall that first detection unit 2011 includes is passed
Second magnet 101 of the 1 N extreme direction of position of sound production corresponding to sensor, the Hall that second detection unit 2012 includes is passed
Second magnet 102 of sensor 1 S extreme direction of corresponding position of sound production.If lawless person removes occupy-place block by force, the object is moved
First detection unit 2011 and the second detection unit 2012 of dynamic alarm device 20 can detect the changes of magnetic field of opposed polarity,
So as to alarm can be triggered.If lawless person simulates magnetic signal in outside with magnet：It is described when such as removing analog magnetic field with magnet N poles
Second detection unit 2012 can detect changes of magnetic field, so as to trigger alarm；When lawless person is influenceed with magnet S poles, first
Detection unit 2011 can detect changes of magnetic field.So as to trigger alarm.Based on this, the object movement alarm device can be improved
20 reliability and security.
Referring further to shown in Fig. 3 and Fig. 4, in the preferred embodiment, first detection unit 2011 includes first
Electric capacity C12, first resistor R14 and the first Hall sensor U10 (such as commercially available SS341RT products), the first electricity
Hold a termination high level of C12, the other end ground connection of the first electric capacity C12, the VCC of the first Hall sensor U10 terminates high level,
The output end OUT of the first Hall sensor U10 connects high level, the GND ends of the first Hall sensor U10 by first resistor R14
Ground connection；
And, second detection unit 2012 includes the second electric capacity C11, second resistance R13 and the second hall sensing
The one termination high level of device U9 (same such as commercially available SS341RT products), the second electric capacity C11, the second electric capacity C11's
The other end is grounded, the VCC of the second Hall sensor U9 termination high level, and the output end OUT of the second Hall sensor U9 is by the
Two resistance R13 connect high level, the GND ends ground connection of the second Hall sensor U9.
In the present embodiment, the first Hall sensor U10 and the second Hall sensor U9 composition heteropolarities magnetic field
Detection, is used to the changes of magnetic field situation for detecting the first magnet 101 and the second magnet 102 respectively, and export first detection signal
HALL-A and the second detection signal HALL-B are to processing module 203.
In the present embodiment, referring to shown in Fig. 5, the processing module 203 includes 3rd resistor R1, the 4th resistance R2, the 3rd
Electric capacity C1 and XOR gate logical device U1 (such as SN74LVC1G86), one end of 3rd resistor R1 is connected to the first detection unit
2011 output end, the other end of 3rd resistor R1 is connected to the first input end A, the 4th resistance R2 of XOR gate logical device U1
One end be connected to the output end of the second detection unit 2012, the other end of the 4th resistance R2 is connected to XOR gate logical device U1
The second input B, XOR gate logical device U1 GND ends ground connection, XOR gate logical device U1 VCC termination high level and
It is grounded by the 3rd electric capacity C1, the output end Y output object movement alarm signals of XOR gate logical device U1.
In the present embodiment, the XOR gate logical device U1 is 2 in-gate circuits, and in other embodiments, the U1 is also
OR circuit can be designed as according to physical circuit requirement or with gate circuit etc., and be not limited to be 2 in-gate circuits.It is described different
First detection signal HALL-A and the second detection unit that OR gate logical device U1 is provided according to the first detection unit 2011
2012 the second detection signal HALL-B for providing, after being processed through gate, the object movement alarm signal that output has been digitized.
In a kind of preferred embodiment, referring to shown in Fig. 6, the processing module 203 also includes the 5th resistance R4, the 4th electricity
Hold C3, the 5th electric capacity C4, the 6th electric capacity C5 and OR gate logical device U3 (such as SN74AHC1G32), one end of the 5th resistance R4
The output end Y of XOR gate logical device U1 is connected to, the other end of the 5th resistance R4 is connected to the first of OR gate logical device U3
Input B is simultaneously grounded by the 5th electric capacity C4, and the second input A of OR gate logical device U3 is connected to its output end Y and leads to
The 6th electric capacity C5 ground connection is crossed, the GND ends ground connection of OR gate logical device U3, the VCC termination high level of OR gate logical device U3 simultaneously leads to
Cross the 4th electric capacity C3 ground connection.
In the present embodiment, the OR gate logical device U3 is 2 input OR circuits.Wherein one second input A with it is defeated
Go out to hold Y short circuits to constitute loop-locking feedback, and be grounded by one the 6th electric capacity C5, there is this 6th electric capacity C5 upper level to determine
And filtering noise elimination effect.In the middle of concrete application, the 5th resistance R4 and the 5th electric capacity C4 can be according to practical application needs
Its parameter is adjusted, it is act as in power up, it is ensured that be defined as low level.
One end of 5th resistance R4 is connected to the output end Y of XOR gate logical device U1, under normal circumstances, the XOR gate
The output end Y output low levels of logical device U1, when there is early warning to occur, the output end Y of the XOR gate logical device U1 is defeated
Go out high level, this high level exports high level by OR gate logical device U3 in the output end Y of the OR gate logical device U3,
And the high level is fed back to the first input end A of the OR gate logical device U3 by crossing, so as to be high level.Now,
No matter the input of the first input end B of the OR gate logical device U3 is high or low level, the OR gate logical device U3's is defeated
Going out to hold the output of Y can all be locked as high level, so as to realize the function of block level and signal.Based on the circuit, when object is moved
After dynamic alarm signal is produced, will alarm status locking, even if the testee for illegally being moved puts in back original position, also without
Method unlocks the alarm status.Even if being therefore replaced, alarm condition cannot be also released, such that it is able to effectively prevent testee
Stolen or movement separation etc..
In further preferred embodiment, referring to shown in Fig. 7, the processing module 203 also includes the 6th resistance R3, the 7th
Electric capacity C2 and single channel reverser lock U2, one end of the 6th resistance R3 is connected to the output end Y of XOR gate logical device U1, the 6th
The other end of resistance R3 is connected to the input A of single channel reverser lock U2, and the GND ends ground connection of single channel reverser lock U2, single channel is anti-
To device lock U2 VCC termination high level and be grounded by the 7th electric capacity C2, the output end Y of single channel reverser lock U2 is connected to the
One end of five resistance R4.
In the middle of practical application, using the method that the object movement alarm device 20 of above-mentioned offer realizes object movement alarm
Embodiment can be with continued reference to mentioned above, here is omitted.
The preferred embodiments of the present invention are the foregoing is only, the scope of the claims of the invention, every utilization is not thereby limited
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, be included within the scope of the present invention.
Claims (8)
1. a kind of object moves alarm device, it is characterised in that including：
Magnetic testi module, be used to detect the magnetic substance part being arranged on testee relative to the Magnetic testi module move when send out
Raw changes of magnetic field；
Processing module, for according to changes of magnetic field generation object movement alarm signal；
The Magnetic testi module includes：
First detection unit, it is corresponding with the first magnet of the magnetic substance part, the first magnetic for detecting first magnet
Field change；First detection unit includes the first electric capacity (C12), first resistor (R14) and the first Hall sensor
(U10), a termination high level of the first electric capacity (C12), the other end ground connection of the first electric capacity (C12), the first Hall sensor
(U10) VCC termination high level, the output end (OUT) of the first Hall sensor (U10) connects electricity high by first resistor (R14)
It is flat, the GND ends ground connection of the first Hall sensor (U10)；
Second detection unit, it is corresponding with the second magnet of the magnetic substance part, the second magnetic for detecting second magnet
Field change；Second detection unit includes the second electric capacity (C11), second resistance (R13) and the second Hall sensor (U9),
One termination high level of the second electric capacity (C11), the other end ground connection of the second electric capacity (C11), the VCC of the second Hall sensor (U9)
Termination high level, the output end OUT of the second Hall sensor (U9) connects high level by second resistance (R13), and the second Hall is passed
The GND ends ground connection of sensor (U9).
2. a kind of object moves alarm device as claimed in claim 1, it is characterised in that also include：
Alarm module, physical alert action is performed for the object movement alarm signal that foundation is received from the processing module.
3. a kind of object moves alarm device as claimed in claim 1, it is characterised in that also include：
Communication module, the object movement alarm signal for will be received from the processing module passes through Wireless/wired communication modes
It is sent to third party's monitor supervision platform.
4. a kind of object moves alarm device as claimed in claim 1, it is characterised in that in first magnet and the second magnet
Between have magnetic isolation unit part.
5. a kind of object moves alarm device as claimed in claim 1, it is characterised in that the processing module includes 3rd resistor
(R1), the 4th resistance (R2), the 3rd electric capacity (C1) and XOR gate logical device (U1), one end of 3rd resistor (R1) is connected to
The output end of the first detection unit, the other end of 3rd resistor (R1) is connected to the first input end of XOR gate logical device (U1)
(A), one end of the 4th resistance (R2) is connected to the output end of the second detection unit, and the other end of the 4th resistance (R2) is connected to different
Second input (B) of OR gate logical device (U1), the GND ends ground connection of XOR gate logical device (U1), XOR gate logical device
(U1) VCC is terminated high level and is grounded by the 3rd electric capacity (C1), output end (Y) output of XOR gate logical device (U1)
Object moves alarm signal.
6. a kind of object moves alarm device as claimed in claim 5, it is characterised in that the processing module also includes the 5th electricity
Resistance (R4), the 4th electric capacity (C3), the 5th electric capacity (C4), the 6th electric capacity (C5) and OR gate logical device (U3), the 5th resistance
(R4) one end is connected to the output end (Y) of XOR gate logical device (U1), and the other end of the 5th resistance (R4) is connected to OR gate
The first input end (B) of logical device (U3) is simultaneously grounded by, the 5th electric capacity (C4), and the second of OR gate logical device (U3) is defeated
Enter end (A) to be connected to its output end (Y) and be grounded by the 6th electric capacity (C5), the GND ends ground connection of OR gate logical device (U3),
The VCC termination high level of OR gate logical device (U3) is simultaneously grounded by the 4th electric capacity (C3).
7. a kind of object moves alarm device as claimed in claim 6, it is characterised in that the processing module also includes the 6th electricity
Resistance (R3), the 7th electric capacity (C2) and single channel reverser lock (U2), one end of the 6th resistance (R3) is connected to XOR gate logic device
The output end (Y) of part (U1), the other end of the 6th resistance (R3) is connected to the input (A) of single channel reverser lock (U2), single channel
The GND ends ground connection of reverser lock (U2), the VCC termination high level of single channel reverser lock (U2) is simultaneously connect by the 7th electric capacity (C2)
Ground, the output end (Y) of single channel reverser lock (U2) is connected to one end of the 5th resistance (R4).
8. a kind of object as described in claim any one of 1-7 moves alarm device, it is characterised in that in object movement
There is non-magnetic spacer between alarm device and magnetic substance part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410776797.4A CN104537785B (en) | 2014-12-15 | 2014-12-15 | Object moves alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410776797.4A CN104537785B (en) | 2014-12-15 | 2014-12-15 | Object moves alarm device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104537785A CN104537785A (en) | 2015-04-22 |
| CN104537785B true CN104537785B (en) | 2017-06-30 |
Family
ID=52853304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410776797.4A Expired - Fee Related CN104537785B (en) | 2014-12-15 | 2014-12-15 | Object moves alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104537785B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105632065A (en) * | 2016-03-04 | 2016-06-01 | 广东中威保安服务有限公司 | Remote alarm monitoring alarm clock |
| CN105632067A (en) * | 2016-03-04 | 2016-06-01 | 广东中威保安服务有限公司 | Remote control alarm clock |
| CN105632066A (en) * | 2016-03-04 | 2016-06-01 | 广东中威保安服务有限公司 | Camera shooting type alarm clock |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6078257A (en) * | 1995-06-15 | 2000-06-20 | Ferraro; Joseph C. | Current detector flood light lamp removal alarm |
| CN101021739A (en) * | 2007-03-28 | 2007-08-22 | 威盛电子股份有限公司 | Resetting system and resetting method |
| CN202976375U (en) * | 2012-12-28 | 2013-06-05 | 太原理工大学 | Anti-theft alarm based on magnetic field sensor |
| CN103794023A (en) * | 2012-11-02 | 2014-05-14 | 北京计算机技术及应用研究所 | Low-power anti-dismantling alarm device |
| CN203825746U (en) * | 2014-05-20 | 2014-09-10 | 哈尔滨体育学院 | Computer burglar alarm |
| CN204360495U (en) * | 2014-12-15 | 2015-05-27 | 深圳怡化电脑股份有限公司 | Object moves alarm device |
-
2014
- 2014-12-15 CN CN201410776797.4A patent/CN104537785B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6078257A (en) * | 1995-06-15 | 2000-06-20 | Ferraro; Joseph C. | Current detector flood light lamp removal alarm |
| CN101021739A (en) * | 2007-03-28 | 2007-08-22 | 威盛电子股份有限公司 | Resetting system and resetting method |
| CN103794023A (en) * | 2012-11-02 | 2014-05-14 | 北京计算机技术及应用研究所 | Low-power anti-dismantling alarm device |
| CN202976375U (en) * | 2012-12-28 | 2013-06-05 | 太原理工大学 | Anti-theft alarm based on magnetic field sensor |
| CN203825746U (en) * | 2014-05-20 | 2014-09-10 | 哈尔滨体育学院 | Computer burglar alarm |
| CN204360495U (en) * | 2014-12-15 | 2015-05-27 | 深圳怡化电脑股份有限公司 | Object moves alarm device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104537785A (en) | 2015-04-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104537785B (en) | Object moves alarm device | |
| CN105261132B (en) | Intelligent transformer burglary-resisting system | |
| CN103295350A (en) | Family anti-theft monitoring device achieved through internet | |
| CN203299946U (en) | Household anti-theft monitoring device enabled by Internet | |
| CN203733242U (en) | Door magnetic induction device | |
| CN106033628A (en) | Mechanical-electrical integration intelligent security door system | |
| CN202662108U (en) | Anti-theft device of mobile base station based on vibration sensors, infrared and sound monitoring | |
| CN103345807A (en) | Security and protection monitoring system and method based on acceleration sensor | |
| CN105401853A (en) | Intelligent antitheft door | |
| CN204360495U (en) | Object moves alarm device | |
| CN206696979U (en) | A kind of transformer anti-theft, tamper-proof monitoring device | |
| CN202720742U (en) | Family voice antitheft alarm system | |
| CN206931168U (en) | A kind of burglar alarm based on LoRa Internet of Things transmission technologys | |
| CN201972550U (en) | Non-contact all-directional monitoring anti-theft door system | |
| CN206820777U (en) | A kind of identification comparison system based on gate inhibition's block chain | |
| CN103593932A (en) | Voice antitheft alarm system based on special-purpose processing chip for infrared sensing signals | |
| CN202736214U (en) | Household voice antitheft alarm system based on special-purpose processing chip for infrared sensing signal | |
| CN107833424A (en) | It is family can anti-theft intelligent clean robot | |
| CN104574659B (en) | Anti-theft alarm device applied to ATM | |
| CN105303740A (en) | Domestic anti-theft alarm | |
| CN204440592U (en) | Anti-theft alarm device | |
| CN106934983A (en) | Family expenses remote alarming system | |
| CN107507376B (en) | A kind of vibration detecting system and its application method | |
| CN109728521A (en) | A kind of antitheft electrical cabinet | |
| CN207053523U (en) | A kind of warning system based on quantum communications |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201019 Address after: 210000 Jiangsu, Nanjing City, Jiangsu Province, Yuhuatai District, Ande Gate Street, No. 50, East China Development and operation center, A seat 12 Patentee after: NANJING YIHUA INFORMATION TECHNOLOGY Co.,Ltd. Address before: 27, A02, building 518000, Allianz building, 4018 Jintian Road, Shenzhen, Guangdong, Futian District Patentee before: SHENZHEN YIHUA COMPUTER Co.,Ltd. Patentee before: SHENZHEN YIHUA TIME TECHNOLOGY Co.,Ltd. Patentee before: SHENZHEN YIHUA FINANCIAL INTELLIGENT Research Institute |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |