CN201336062Y - Anti-dismantling, anti-digging, anti-cutting and anti-prying detector - Google Patents
Anti-dismantling, anti-digging, anti-cutting and anti-prying detector Download PDFInfo
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- CN201336062Y CN201336062Y CNU2009201415904U CN200920141590U CN201336062Y CN 201336062 Y CN201336062 Y CN 201336062Y CN U2009201415904 U CNU2009201415904 U CN U2009201415904U CN 200920141590 U CN200920141590 U CN 200920141590U CN 201336062 Y CN201336062 Y CN 201336062Y
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- 238000005520 cutting process Methods 0.000 title claims abstract description 17
- 230000000694 effects Effects 0.000 claims description 9
- 230000005484 gravity Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 12
- 238000005070 sampling Methods 0.000 abstract 2
- 239000000523 sample Substances 0.000 description 10
- 238000004891 communication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 241000282326 Felis catus Species 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of anti-theft detection, in particular to a detector which can effectively prevent disassembly, digging, cutting and prying, compared with the prior art, the detector comprises a shell, two on-off switches are arranged on two sides of the shell, a sampling resistor is connected between the two on-off switches, a loop is formed between the two on-off switches and the sampling resistor, the detector is fixed or bound on the equipment needing to be prevented from being stolen by adopting a mechanical anti-theft detection principle, a thief must move or synchronously move the detector when trying to move the equipment, the resistance value of the detector is changed after the detector moves within a certain range, the alarm system is started through the resistance value change, therefore, the detector achieves the purpose of anti-theft detection, has the advantages of accuracy in alarming, high alarming efficiency, no external interference and the like, and is a very excellent mechanical anti-theft detector.
Description
Technical field
The utility model relates to a kind of antitheft Detection Techniques field, particularly a kind of effectively tamper, the anti-detector that digs, prevents cutting, pick-proof.
Background technology
Now a lot of communications facilitys and electric power facility are all built in more remote mountain area, as communication base station etc., these communications facilitys and electric power facility are concerning people's life and production, some is also concerning the national defence needs, these facilities much all are unattended, it is antitheft and report to the police particularly important with regard to what show, the particularly antitheft detection before theft takes place, the detection method that present domestic and international antitheft intrusion detector generally adopts has infrared, ultrasonic, microwave and infrared, detection methods such as the two technology of microwave, wherein the process of infrared acquisition be needs antitheft around load onto infrared detection device, when the perpetrator steps into this device, the thermal radiation that human body produced is received by infrared detection device, and device is reported to the police according to a value of consult volume of the human body thermal radiation that receives.Supersonic sounding and microwave sounding are to load onto supersonic sounding or microwave sounding unit, MSU at the antitheft scene of needs, when the scene has human body to move or all can produce the dobla effect during movement of objects, device is reported to the police according to this one dimension value of consult volume of received dobla effect.All there are the high serious problems of rate of false alarm in above-mentioned probe method.The reason that causes wrong report is: produce thermal radiation and dobla effect because of the people's physical efficiency that at the scene of detection is not only the perpetrator, and on-the-spot toy such as cat, mouse, bat etc. are when movable, also can produce thermal radiation and dobla effect, the swing of the disturbance that causes as blowing of air flow or outdoor trees can both cause the generation of dobla effect even, the device mistake receives above-mentioned parameter as normal signal, therefore send false alarm information.The two technology probe methods of infrared, microwave, survey to be that the bidimensional parameter instant heating width of cloth and this probe method of dobla effect adopt simple " with " relation, could output alarm signal when the bidimensional parameter exists simultaneously, otherwise do not report to the police, this mode criminal is as easy as rolling off a log to be hidden, and is easy to generate and fails to report.
The utility model content
For solving defectives such as antitheft intrusion detector exists wrong report in the prior art, fail to report, a kind of mechanical tamper is provided, prevents digging, preventing cutting, pick-proof detector.
For addressing the above problem, tamper of the present utility model, anti-dig, anti-cutting, pick-proof detector comprise a housing, in the both sides of housing is two on-off switches, connects a sample resistance between two on-off switches, forms a loop between described two on-off switches and the sample resistance.
Tamper of the present utility model, anti-dig, anti-cutting, the pick-proof detector also comprises and have following technical characterictic:
Two conductive electrode that are provided with in the described on-off switch that one is long and the other is short and a conducting sphere, conducting sphere is placed on above the long conductive electrode, two conductive electrode are fixed on the bottom of on-off switch and are connected with the output terminal of on-off switch, and conducting sphere can slide on long conductive electrode under gravity and the inertia effect.
Described on-off switch is in the sealed vacuum state.
Compared with prior art, tamper of the present utility model, anti-digging, anti-cutting, the pick-proof detector adopts mechanical antitheft detection principle, this detector is fixed or is bundled on the antitheft equipment of needs, when attempting mobile device, the thief must move earlier or with this detector of moved further, change in resistance will take place after moving certain limit in detector, start warning system by change in resistance, thereby reach the purpose of antitheft detection, this detector has accurate warning, warning efficient height, not being subjected to advantages such as external interference fully, is a very outstanding mechanical type pir intrusion detector.
Description of drawings
Below in conjunction with the drawings and specific embodiments to tamper of the present utility model, anti-dig, anti-cutting, pick-proof detector be described further.
Fig. 1 is tamper of the present utility model, anti-dig, anti-cutting, pick-proof detector operation principle schematic.
Embodiment
As shown in Figure 1, tamper of the present utility model, anti-dig, anti-cutting, pick-proof detector comprise a housing 0, housing 0 is generally cylindrical, its length can be adjusted according to the needs of antitheft field apparatus, one end of housing 0 has a signal output connector 1, in the both sides of housing 0 is two on-off switches 10, between two on-off switches 10, connect a sample resistance 20, form series connection between two on-off switches 10, the sample resistance 20, an output terminal and an input end of two on-off switches 10 are electrically connected with signal output connector 1 respectively.
As shown in Figure 1, be provided with a conductive electrode 11 and a conducting sphere 12 in the on-off switch 10, conducting sphere 12 lower ends connect another conductive electrode 13, and conductive electrode 13 is fixed on the connecting portion 14 of the bottom of on-off switch 10, and connecting portion 14 is connected with the output terminal of on-off switch 10.Conducting sphere 12 can slide on conductive electrode 11 under gravity and the inertia effect, conducting sphere 12 slides on conductive electrode 11 and will adjust conducting sphere 12 and be connected distance with the conduction of conductive electrode 13, when conducting sphere 12 belongs to slight slip, just when on-off switch 10 belongs to slight vibration, can not disconnect fully between conducting sphere 12 and the conductive electrode 13, this moment, resistance between the two can cause variation, when conducting sphere 12 belongs to violent slip, just when on-off switch 10 belongs to high vibration, disconnect the resistance infinity between conducting sphere 12 and the conductive electrode 13 at this moment between conducting sphere 12 and the conductive electrode 13 fully.
As shown in Figure 1, in use, earlier by measuring the resistance of 10 two output electrodes of on-off switch, then according to the weight of this resistance and institute's burglary-resisting installation or size and movably scope carry out an adjusting, be adjusted in the warning system by this and reflect, if can not the changing of the resistance of sample resistance 20, warning system will can not reported to the police, if the resistance mobility scale of sample resistance 20 has surpassed setting range, warning system will produce actuation of an alarm so.
As shown in Figure 1, this detector of setting after the sample resistance value is bound mutually or fixed with equipment, some also needs to be embedded in the relevant position of relevant device, if the thief will steal equipment at first or the while mobile detector.After detector was fixing, the signal output connector 1 of housing 0 was connected with the warning system signal input part.When the thief goes to steal equipment, can move or large-scale vibration detector, in case detector position changes, the then also corresponding slip of conducting sphere 12 in the on-off switch 10 in the housing 0, conducting sphere 12 moving on conductive electrode 11 must cause it to connect the variation of electrical distance, the variation of distance can produce the variation of resistance, and the variation of resistance at this moment will be reacted to signal output connector 1 and output to warning system, and warning system determines whether report to the police according to the change in resistance scope of setting.
According to above-mentioned described principle of work as can be known; tamper of the present utility model; anti-digging; anti-cutting; the pick-proof detector can be widely used in the battery case of communication base station; electric battery; outdoor machine of air-conditioner; the base station anti-theft door; the base station body of wall is anti-to burrow; power transformers etc. need the zone of anti-theft protection; because it has adopted mechanical mode of operation; by setting a certain amount of change in resistance preset value; its slight vibration will can not start actuation of an alarm; also just avoided wrong report; work is unstable; the influence of unfavorable factors such as fearness electromagnetic radiation; be a kind of very outstanding detector, can effectively tackle and tear open; dig; cutting; sleds etc. destroy the theft means.
According to examples of implementation of the present utility model to tamper of the present utility model, anti-dig, anti-cutting, being illustrated property of pick-proof detector and nonrestrictive description; but should understand; under the situation that does not break away from relevant protection domain defined by the claims, those skilled in the art can make change and/or revise.
Claims (3)
1, tamper, anti-dig, anti-cutting, pick-proof detector, it is characterized in that, comprise a housing, is two on-off switches in the both sides of housing, between two on-off switches, connect a sample resistance, form a loop between described two on-off switches and the sample resistance.
2, tamper according to claim 1, anti-dig, anti-cutting, pick-proof detector, it is characterized in that, two conductive electrode that are provided with in the described on-off switch that one is long and the other is short and a conducting sphere, conducting sphere is placed on above the long conductive electrode, two conductive electrode are fixed on the bottom of on-off switch and are connected with the output terminal of on-off switch, and conducting sphere can slide on long conductive electrode under gravity and the inertia effect.
3, tamper according to claim 1 and 2, anti-dig, anti-cutting, pick-proof detector, it is characterized in that described on-off switch is in the sealed vacuum state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201415904U CN201336062Y (en) | 2009-01-21 | 2009-01-21 | Anti-dismantling, anti-digging, anti-cutting and anti-prying detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201415904U CN201336062Y (en) | 2009-01-21 | 2009-01-21 | Anti-dismantling, anti-digging, anti-cutting and anti-prying detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201336062Y true CN201336062Y (en) | 2009-10-28 |
Family
ID=41287720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201415904U Expired - Fee Related CN201336062Y (en) | 2009-01-21 | 2009-01-21 | Anti-dismantling, anti-digging, anti-cutting and anti-prying detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201336062Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102231945A (en) * | 2011-04-29 | 2011-11-02 | 三一重工股份有限公司 | Tamper device and global position system (GPS) moving target monitoring terminal |
| CN102842207A (en) * | 2012-08-24 | 2012-12-26 | 王平才 | Dismantling prevention application method of detector |
-
2009
- 2009-01-21 CN CNU2009201415904U patent/CN201336062Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102231945A (en) * | 2011-04-29 | 2011-11-02 | 三一重工股份有限公司 | Tamper device and global position system (GPS) moving target monitoring terminal |
| WO2012146152A1 (en) * | 2011-04-29 | 2012-11-01 | 湖南三一智能控制设备有限公司 | Removal prevention equipment and gps monitoring terminal of moving target |
| CN102842207A (en) * | 2012-08-24 | 2012-12-26 | 王平才 | Dismantling prevention application method of detector |
| CN102842207B (en) * | 2012-08-24 | 2016-08-03 | 王平才 | A kind of tamper application process of detector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20110121 |