CN206513194U - A kind of anti-theft automatic alarming system - Google Patents
A kind of anti-theft automatic alarming system Download PDFInfo
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- CN206513194U CN206513194U CN201720158204.7U CN201720158204U CN206513194U CN 206513194 U CN206513194 U CN 206513194U CN 201720158204 U CN201720158204 U CN 201720158204U CN 206513194 U CN206513194 U CN 206513194U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000010355 oscillation Effects 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 4
- 238000010008 shearing Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims 1
- 230000002262 irrigation Effects 0.000 abstract 1
- 238000003973 irrigation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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Abstract
The utility model discloses a kind of anti-theft automatic alarming system, solve after safety box password is cracked, safety box is opened, so that the valuables for causing to be positioned in safety box are stolen, and hotel, all unwitting problem of the staff in hotel, its drip irrigation device is：It is provided with door-plate on infrared launcher, casing and is provided with infrared receiving device, in addition to infrared control device, alarm device；Also include wireless launcher, radio receiver；When radio receiver receives wireless transmission signal, the current supply circuit of infrared receiving device disconnects, after safety box is opened, alarm device is not alerted, a kind of anti-theft automatic alarming system of the present utility model, when being not turned on wireless launcher, after safety box is opened, alarm will be sent, the staff of surrounding is effectively reminded.
Description
Technical field
The utility model is related to a kind of burglary-resisting system, more particularly to a kind of anti-theft automatic alarming system.
Background technology
Valuables it is antitheft as an important component in hotel, hotel safety and protection system engineering, it is existing
Burglar alarm management system is mainly in some important regions such as guest room, foreground and needs the position of defence, installs various protect
Dangerous case.
When in use, security is not high for safety box, although the password of safety box can be modified, still, once password
After being cracked, safety box is still able to be opened, so that after the valuables for causing to be positioned in safety box are stolen, and hotel,
The all unwitting situation of the staff in hotel, also improved space.
Utility model content
The purpose of this utility model is to provide a kind of anti-theft automatic alarming system, when being not turned on wireless launcher,
After safety box is opened, alarm will be sent, the staff of surrounding is effectively reminded.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of anti-theft automatic alarming system, including the safety box being arranged in hotel, hotel, the safety box include case
The infrared launcher for launching infrared emission signal, the case are provided with body, the door-plate being pivotally connected with casing, the door-plate
It is provided with body and is coupled to infrared launcher to receive infrared emission signal and export the infrared receiver dress of received IR signal
Put, in addition to be coupled to infrared receiving device and filled with receiving received IR signal and exporting the infrared control of infrared control signal
Put, be coupled to infrared control device to receive infrared control signal and fill with the alarm for realizing alarm in response to infrared control signal
Put；
The wireless launcher that also includes being used for launching wireless transmission signal, to be coupled to wireless launcher wireless to receive
Transmission signal and for open and close infrared receiving device current supply circuit radio receiver；
When the radio receiver receives wireless transmission signal, the current supply circuit of the infrared receiving device breaks
Open, after safety box is opened, the alarm device is not alerted.
Using such scheme, by the setting of infrared launcher, infrared receiving device, to the casing and door on safety box
The keying situation of plate detected, while coordinate alarm device to be alerted, and when people use safety box, can will be wirelessly
Emitter is opened, so that prevent the mistake of alarm device from alerting, and when stranger opens safety box, due to wireless transmission dress
Put and be not turned on, alarm will be sent, so as to point out staff.
Preferably, being provided with the door-plate on the first mounting hole for installing infrared launcher, the door-plate
The first end cap for covering the first mounting hole is additionally provided with, the first end, which is covered, is additionally provided with first through hole.
Using such scheme, the first mounting hole can be installed infrared launcher, so as to coordinate the first end cap to enter
Row is covered, and improves the stability of the installation to infrared launcher, practical.
Preferably, being provided with the casing on the second mounting hole for installing infrared receiving device, the casing
The second end cap for covering the second mounting hole is additionally provided with, the first end, which is covered, is additionally provided with the second through hole.
Using such scheme, the second mounting hole can be installed infrared receiving device, so as to coordinate the second end cap to enter
Row is covered, and improves the stability of the installation to infrared receiving device, practical.
Turn preferably, being provided with light transmission piece, the light transmission piece and being provided with first end cap, the second end cap
The buckling groove for rotor rotary clamping is provided with piece, first end cap, the second end cap.
Using such scheme, the setting of light transmission piece, the second through hole in the first through hole that first end is covered, the second end cap
Closed, so that introduced contaminants and infrared launcher, the influence of infrared receiving device are reduced, while coordinating rotor and clamping
Groove, makes the installation of rotor more facilitate with dismounting.
Preferably, the signal that the wireless launcher is also coupled to for indicating wireless launcher transmits situation
Instruction device.
Using such scheme, the setting of instruction device improves the instruction to wireless launcher, people is being used nothing
During line emitter, it can be realized that whether the signal transmission of wireless launcher is normal, practical.
Preferably, the infrared launcher includes being used for the oscillating circuit of outputting oscillation signal, is coupled to vibration electricity
Road is to receive oscillator signal and export infrared emission signal to the infrared transmitting circuit of infrared receiving device.
Using such scheme, the setting of oscillating circuit primarily serves the work that driving infrared transmitting circuit starts in circuit
With when oscillating circuit is powered, vibration will be produced, so as to carry out starting of oscillation, and the oscillator signal of certain frequency is exported, by red
Outer radiating circuit launches signal, makes the output frequency of infrared transmitting circuit consistent, improves the steady of infrared transmitting circuit
It is qualitative, it is practical.
Preferably, the infrared receiving device includes being coupled to infrared launcher receiving infrared emission signal and defeated
Go out the infrared switch circuit of infrared switch signal, be coupled to infrared switch circuit to receive infrared switch signal and export infrared connect
Collect mail number to infrared control device infrared control circuit.
Using such scheme, infrared switch circuit is in circuit as the circuit of an on-off action, when infrared switch electricity
Road is received after the infrared emission signal of infrared launcher output, will be turned on, so that infrared control device is triggered, and is controlled
The startup of infrared control device processed, improves the jamproof ability of circuit.
Preferably, the infrared control device includes being coupled to infrared receiving device receiving received IR signal and defeated
Go out the infrared controlled switch circuit of infrared controlled switch signal, be coupled to infrared controlled switch circuit to receive infrared controlled switch
The photoelectric coupled circuit of signal and output light coupling signal, it is coupled to photoelectric coupled circuit to receive optocoupler signal and export infrared control signal extremely
The triggers circuit of alarm device.
Using such scheme, infrared controlled switch circuit is in circuit as the circuit of on-off action, when infrared control is opened
When powered-down road one receives the signal of high level, will turn on, and the speed of conducting is fast, photoelectric coupled circuit have to electric signal every
From effect, while there are good electrical isolation capabilities and antijamming capability, common mode inhibition capacity, while making infrared trigger circuit
Triggering, and control alarm device is operated rapidly, reaction speed is fast.
Preferably, the alarm device includes being coupled to infrared control device receiving infrared control signal and exporting certainly
The latching circuit of lock signal, it is coupled to latching circuit to receive latch signal and in response to latch signal to realize the alarm of alarm
Circuit.
Using such scheme, latching circuit is set carries out self-locking by the current supply circuit of warning circuit, so as to ensure alarm electricity
Road can be alerted with the progress of continuation, and warning circuit is warned in the form of sound, improves and staff is carried
Show effect.
Preferably, the alarm device is also coupled to for cutting off the current supply circuit of alarm device realize cutting for reset
Disconnected device.
Using such scheme, the setting of shearing device can cut off the progress of continuation, prevent people using insurance
During case, forget to open the situation of wireless launcher, reduce the situation of false alarm, it is practical.
In summary, the utility model has the advantages that：
1st, by the setting of infrared launcher, infrared receiving device, the accuracy of detection to casing and door-plate is improved；
2nd, when being not turned on wireless launcher, after safety box is opened, alarm will be sent, surrounding is effectively reminded
Staff.
Brief description of the drawings
Fig. 1 is the structural representation of safety box；
Fig. 2 is the enlarged diagram in A portions in Fig. 1；
Fig. 3 is the enlarged diagram in B portions in Fig. 1；
Fig. 4 is wireless launcher, the circuit connection diagram of radio receiver；
Fig. 5 is infrared launcher, the circuit connection diagram of infrared receiving device；
Fig. 6 is infrared control device, the circuit connection diagram of alarm device.
In figure：1st, safety box；2nd, casing；3rd, door-plate；4th, infrared launcher；5th, infrared receiving device；6th, infrared control
Device；7th, alarm device；8th, wireless launcher；9th, radio receiver；10th, the first mounting hole；11st, the first end cap；12nd,
One through hole；13rd, the second mounting hole；14th, the second end cap；15th, the second through hole；16th, light transmission piece；17th, rotor；18th, buckling groove；19、
Instruction device；20th, oscillating circuit；21st, infrared transmitting circuit；22nd, infrared switch circuit；23rd, infrared control circuit；24th, it is infrared
Controlling switch circuit；25th, photoelectric coupled circuit；26th, triggers circuit；27th, latching circuit；28th, warning circuit；29th, shearing device.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in figure 1, a kind of anti-theft automatic alarming system disclosed in the present embodiment, including be arranged in hotel, hotel
Safety box (1), safety box (1) includes casing (2), the door-plate (3) being pivotally connected with casing (2).
As shown in Fig. 2 being provided with the second mounting hole (13) on casing (2), the second mounting hole is provided with infrared connect in (13)
Receiving apparatus (5), and the second end cap (14) and the cooperation of the second mounting hole (13) screw thread, the second end cap (14) is close to infrared receiving device
(5) side is provided with ring on the second through hole (15) for being provided with and being transmitted for signal on light-passing board, the second end cap (14), light-passing board
Shape is provided with the buckling groove (18) being provided with rotor (17), the second end cap (14) for rotor (17) rotary clamping, and the second end
Non-slip texture is additionally provided with lid (14).
As shown in figure 3, being provided with the first mounting hole (10) on door-plate (3), it is provided with the first mounting hole (10) infrared anti-
Injection device, and the first end cap (11) and the cooperation of the first mounting hole (10) screw thread, the first end cap (11) is close to infrared launcher (4)
Side be provided with the first through hole (12) for being provided with and being transmitted for signal on light-passing board, the first end cap (11), annular on light-passing board
It is provided with the buckling groove (18) being provided with rotor (17), the first end cap (11) for rotor (17) rotary clamping, and the first end cap
(11) non-slip texture is additionally provided with.
Wireless launcher (8) include transmitter, switch S1, battery VDD, radio receiver (9) include receiver,
Resistance R8, relay KM1, and the model 315M of transmitter and receiver superregenerative module.Instruction device (19) is luminous
Diode (LED) 3.
Switch S1 one end is connected with battery VDD positive pole, and battery VDD negative pole connects with the negative electrode of LED 3
Connect, the anode of LED 3 and one end of transmitter are connected, the other end of transmitter is connected with switching the S1 other end.
One end of receiver is connected with power supply VCC, and the other end of receiver is connected with resistance R8 one end, and resistance R8's is another
One end is connected with relay KM1 one end, and the relay KM1 other end is connected with ground GND.
When switching S1 closures, transmitter obtains electric, while LED 3 obtains electroluminescence, receiver receives transmitting
After the signal of device, relay KM1 will be made to obtain electric.When switching S1 disconnections, transmitter must not be electric, and LED 3 is not sent out
Light, receiver can not receive the signal of transmitter, therefore relay KM1 disconnects.
Infrared launcher (4) includes oscillating circuit (20), infrared transmitting circuit (21).Oscillating circuit (20) includes chip
U1, resistance R1, resistance R2, resistance R3, electric capacity C1, chip U1 can be NE555, UA555, SL555 time-base integrated circuit, this reality
Apply and NE555 is preferentially used in example, infrared transmitting circuit (21) is infrared transmitting tube LED1.
The one end of chip U1 1 pin respectively with ground GND, electric capacity C1 is connected, and the electric capacity C1 other end is respectively with resistance R1's
One end, chip U1 2 pin, chip U1 6 pin connection, the resistance R1 other end 7 pin respectively with chip U1, resistance R2 one end
Connection, 4 pin, chip U1 8 pin, resistance R3 one end, the power supply VCC of the resistance R2 other end respectively with chip U1 be connected, electric
The resistance R3 other end is connected with infraluminescence pipe LED1 anode, and infraluminescence pipe LED1 negative electrode is connected with chip U1 3 pin.
When chip U1 obtains electric, the oscillator signal of certain frequency will be sent, the frequency of oscillator signal is by resistance and electric capacity
Control, and pass through infraluminescence pipe LED1 output signals.
Infrared receiving device (5) includes infrared switch circuit (22), infrared control circuit (23).Infrared switch circuit (22)
For infrared receiving tube LED2.Infrared control circuit (23) includes electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, electric capacity C6, electric capacity
C7, resistance R4, resistance R5, resistance R6, resistance R7, inductance L, chip U2, chip U2 model UPC1373H.
One end, the inductance L one end of chip U2 3 pin respectively with electric capacity C6 are connected, the inductance L other end respectively with electric capacity
C6 one end, resistance R4 one end, chip U2 8 pin, resistance R5 one end, electric capacity C7 positive pole, relay normally-closed contact
KM1-1 one end connection, the relay normally-closed contact KM1-1 other end is connected with power supply VCC, the resistance R4 other end respectively with
The negative electrode connection of electric capacity C2 positive pole, infrared receiving tube LED2, electric capacity C2 negative pole is connected with ground GND, infrared receiving tube LED2
Anode be connected with chip U2 7 pin, chip U2 6 pin are connected with resistance R7 one end, the resistance R7 other end and electric capacity C3
One end connection, the electric capacity C3 other end respectively with ground GND, electric capacity C4 one end, chip U2 5 pin, electric capacity C5 one end, electricity
Hinder R6 one end connection, the electric capacity C4 other end is connected with chip U2 2 pin, the electric capacity C5 other end respectively with chip U2 1
The other end connection of pin, resistance R5, the resistance R6 other end point is connected with chip U2 4 pin, electric capacity C7 negative pole.
When relay normally-closed contact closes KM1-1, the signal of infraluminescence pipe LED1 transmittings is by infrared receiving tube LED2
When receiving, chip U2 1 pin exports low level signal.The signal of hot outer luminous tube LED1 transmittings is separated, and is caused red
When outer reception pipe LED2 can not receive the signal of infraluminescence pipe LED1 transmittings, chip U2 1 pin exports the signal of high level.
When relay normally-closed contact disconnects, because chip U2 must not be electric, therefore, chip U2 1 pin exports low level signal.
Infrared control device (6) includes infrared controlled switch circuit (24), photoelectric coupled circuit (25), infrared trigger circuit
(26).Infrared controlled switch circuit (24) is triode Q1, triode Q1 for NPN type triode and model 2SC4019, it is red
External trigger circuit (26) is relay KM2, and photoelectric coupled circuit (25) is photo-coupler U1.
Chip U2 1 pin is connected with triode Q1 base stage, and triode Q1 emitter stage is connected with ground GND, triode Q1
Colelctor electrode be connected with the negative electrode of the light emitting diode in photo-coupler U1, the anode of the light emitting diode in photo-coupler U1 with
The colelctor electrode of photosensitive three pole is connected with relay KM2 one end in power supply VCC connections, photo-coupler U1, and relay KM2's is another
End is connected with power supply VCC, and the emitter stage of the phototriode in photo-coupler U1 is connected with ground GND.
Alarm device (7) includes latching circuit (27), warning circuit (28).Latching circuit (27) include photo-coupler U2,
Photo-coupler U3, warning circuit (28) is electric bell HA, and shearing device (29) is normally closed switch S2.
The anode of light emitting diode in photo-coupler U2 is connected with relay normally open contact KM2-1 one end, relay
The normally opened contact KM2-1 other end is connected with power supply VCC, and the negative electrode of the light emitting diode in photo-coupler U2 is connected with ground GND,
The colelctor electrode of phototriode in photo-coupler U2 colelctor electrode respectively with the phototriode in photo-coupler U3, switch S2
One end connection, the switch S2 other end is connected with power supply VCC, the emitter stage of the phototriode in photo-coupler U2 respectively with
The emitter stage connection of the anode of light emitting diode in photo-coupler U3, the phototriode in photo-coupler U2, photo-coupler
The negative electrode of light emitting diode in U3 is connected with electric bell HA one end, and the electric bell HA other end is connected with ground GND.
When switching S2 closures, when relay normally open contact KM2-1 is closed, photo-coupler U2, photo-coupler U3 are both turned on,
Self-locking is completed simultaneously, and electric bell HA starts to ring a bell；When relay normally open contact KM2-1 disconnects, photo-coupler U2, photo-coupler U3
It is not turned on, and electric bell HA does not work.When switching S2 disconnections, relay normally open contact KM2-1 is closed or not closed, optocoupler
Clutch U2, photo-coupler U3 are not turned on, and electric bell HA does not work.
The course of work：
1st, oscillating circuit (20) outputting oscillation signal of chip U1 compositions gives infraluminescence pipe LED1, when door-plate (3) and case
When body (2) is in open mode, the signal of infraluminescence pipe LED1 outputs is not received by infrared receiving tube LED2, while wirelessly
When reception device (9) is not received by the signal of wireless launcher (8), chip U2 1 pin exports the signal of high level, three poles
Pipe Q1 is turned on after receiving the signal of high level, photo-coupler U1 conductings, and now relay KM2 is turned on, relay normally open contact
KM2-1 obtains electric closure, and photo-coupler U2, photo-coupler U3 complete self-locking, and electric bell HA starts to ring a bell, and presses after switch S2, stops
Ring a bell.
2nd, oscillating circuit (20) outputting oscillation signal of chip U1 compositions gives infraluminescence pipe LED1, when door-plate (3) and case
When body (2) is in open mode, the signal of infraluminescence pipe LED1 outputs is not received by infrared receiving tube LED2, while wirelessly
When reception device (9) receives the signal of wireless launcher (8), chip U2 1 pin exports low level signal, triode Q1
It is not turned on after receiving low level signal, photo-coupler U1 is not turned on, now relay KM2 is not turned on, relay normally open is touched
Point KM2-1 disconnects, and photo-coupler U2, photo-coupler U3 must not be electric, and electric bell HA does not work.
3rd, oscillating circuit (20) outputting oscillation signal of chip U1 compositions gives infraluminescence pipe LED1, when door-plate (3) and case
When body (2) is closed, the signal of infraluminescence pipe LED1 outputs is received by infrared receiving tube LED2, wireless receiving dress
Put no matter can (9) receive the signal of wireless launcher (8), chip U2 1 pin all exports low level signal, triode
Q1 is not turned on after receiving low level signal, and photo-coupler U1 is not turned on, and now relay KM2 is not turned on, relay normally open
Contact KM2-1 dead electricity disconnects, and photo-coupler U2, photo-coupler U3 must not be electric, and electric bell HA does not work.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (10)
1. a kind of anti-theft automatic alarming system, including the safety box (1) being arranged in hotel, hotel, the safety box (1) include
Casing (2), the door-plate (3) being pivotally connected with casing (2), it is characterized in that：It is provided with the door-plate (3) for launching infrared emission letter
Number infrared launcher (4), be provided with the casing (2) and be coupled to infrared launcher (4) to receive infrared emission letter
Number and export the infrared receiving device (5) of received IR signal, in addition to be coupled to infrared receiving device (5) to receive infrared connect
The collection of letters number simultaneously exports the infrared control device (6) of infrared control signal, is coupled to infrared control device (6) to receive infrared control
Signal and in response to infrared control signal to realize the alarm device (7) of alarm；
Also including being used to launch the wireless launcher (8) of wireless transmission signal, being coupled to wireless launcher (8) to receive nothing
Line transmission signal and for open and close infrared receiving device (5) current supply circuit radio receiver (9)；
When the radio receiver (9) receives wireless transmission signal, the current supply circuit of the infrared receiving device (5) breaks
Open, after safety box (1) is opened, the alarm device (7) does not alert.
2. a kind of anti-theft automatic alarming system according to claim 1, it is characterized in that：Use is provided with the door-plate (3)
It is used to cover the first mounting hole in being additionally provided with the first mounting hole (10) for installing infrared launcher (4), the door-plate (3)
(10) first through hole (12) is additionally provided with the first end cap (11), first end cap (11).
3. a kind of anti-theft automatic alarming system according to claim 2, it is characterized in that：Use is provided with the casing (2)
It is used to cover the second mounting hole in being additionally provided with the second mounting hole (13) for installing infrared receiving device (5), the casing (2)
(13) the second through hole (15) is additionally provided with the second end cap (14), first end cap (11).
4. a kind of anti-theft automatic alarming system according to claim 3, it is characterized in that：First end cap (11), second
It is provided with end cap (14) on light transmission piece (16), the light transmission piece (16) and is provided with rotor (17), first end cap (11),
The buckling groove (18) for rotor (17) rotary clamping is provided with second end cap (14).
5. a kind of anti-theft automatic alarming system according to claim 1, it is characterized in that：The wireless launcher (8) is also
It is coupled with the instruction device (19) that the signal for indicating wireless launcher (8) transmits situation.
6. a kind of anti-theft automatic alarming system according to claim 1, it is characterized in that：Infrared launcher (4) bag
Include the oscillating circuit (20) for outputting oscillation signal, be coupled to oscillating circuit (20) to receive oscillator signal and export infrared hair
Signal is penetrated to the infrared transmitting circuit (21) of infrared receiving device (5).
7. a kind of anti-theft automatic alarming system according to claim 1, it is characterized in that：Infrared receiving device (5) bag
Include and be coupled to infrared launcher (4) to receive infrared emission signal and export the infrared switch circuit of infrared switch signal
(22) infrared switch circuit (22), is coupled to receive infrared switch signal and export received IR signal to infrared control device
(6) infrared control circuit (23).
8. a kind of anti-theft automatic alarming system according to claim 1, it is characterized in that：Infrared control device (6) bag
Include and be coupled to infrared receiving device (5) to receive received IR signal and export the infrared controlled switch of infrared controlled switch signal
Circuit (24), it is coupled to infrared controlled switch circuit (24) to receive the optocoupler of infrared controlled switch signal and output light coupling signal
Circuit (25), be coupled to photoelectric coupled circuit (25) with receive optocoupler signal and export infrared control signal to alarm device (7) touch
Power Generation Road (26).
9. a kind of anti-theft automatic alarming system according to claim 1, it is characterized in that：The alarm device (7) includes coupling
Infrared control device (6) is connected to receive infrared control signal and export the latching circuit (27) of latch signal, be coupled to self-locking
Circuit (27) is to receive latch signal and in response to latch signal to realize the warning circuit (28) of alarm.
10. a kind of anti-theft automatic alarming system according to claim 9, it is characterized in that：The alarm device (7) is also coupled to
Have for cutting off the current supply circuit of alarm device (7) to realize the shearing device (29) of reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158204.7U CN206513194U (en) | 2017-02-21 | 2017-02-21 | A kind of anti-theft automatic alarming system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720158204.7U CN206513194U (en) | 2017-02-21 | 2017-02-21 | A kind of anti-theft automatic alarming system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206513194U true CN206513194U (en) | 2017-09-22 |
Family
ID=59868635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720158204.7U Active CN206513194U (en) | 2017-02-21 | 2017-02-21 | A kind of anti-theft automatic alarming system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206513194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI708885B (en) * | 2020-02-11 | 2020-11-01 | 義守大學 | Anti-theft system by using radio wave detection and method thereof |
-
2017
- 2017-02-21 CN CN201720158204.7U patent/CN206513194U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI708885B (en) * | 2020-02-11 | 2020-11-01 | 義守大學 | Anti-theft system by using radio wave detection and method thereof |
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