CN206672288U - Domestic safety prevention system - Google Patents
Domestic safety prevention system Download PDFInfo
- Publication number
- CN206672288U CN206672288U CN201720382406.XU CN201720382406U CN206672288U CN 206672288 U CN206672288 U CN 206672288U CN 201720382406 U CN201720382406 U CN 201720382406U CN 206672288 U CN206672288 U CN 206672288U
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- radio
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Abstract
The utility model discloses a kind of domestic safety prevention system, its drip irrigation device is that control assembly includes infrared transmitter, infrared remote receiver, radio receiver circuit A, the first controller, control circuit and radio transtation mission circuit B, the input of first controller is connected to radio receiver circuit A output end, two inputs of control circuit are connected to the output end of infrared remote receiver and the first controller, and the output end of control circuit is connected to radio transtation mission circuit B；Remote component includes starting switch, the radio transtation mission circuit A for being connected to the first microcontroller of starting switch and being connected to the first microcontroller and being connected with radio receiver circuit A wireless telecommunications and the power supply for providing electric energy, wherein, the remote component also include be connected with radio transtation mission circuit B wireless telecommunications radio receiver circuit B, be connected to radio receiver circuit B the second microcontroller and be connected to the warning circuit of the second microcontroller.
Description
Technical field
Safety-protection system is the utility model is related to, more particularly to a kind of domestic safety prevention system.
Background technology
With the improvement of living standards, traditional household mode progressively develops to intelligent direction, people enjoy life same
When, more focus on safety precaution.
The door of family's entrance is first of critical point of home security, wherein, forget when user leaves the room of oneself
When door is fastened, the loss of indoor property will be extremely easily caused, and works as user outside, personnel is now stolen and beats door
Open and get in, but user is unaware of such a situation that can not prevent in time, and indoor property will be caused to cause huge loss, because
This, the security of existing door is relatively low, and certain improvements be present.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of domestic safety prevention system, have
The characteristics of safe.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of domestic safety prevention system, including door body and doorframe, the doorframe are provided with lockhole, door are provided with the door body
Lock, the door lock are provided with the dead bolt being engaged with lockhole, and the domestic safety prevention system also includes control assembly and remote component；
Control assembly includes infrared transmitter, infrared remote receiver, radio receiver circuit A, the first controller, control circuit
With radio transtation mission circuit B, infrared transmitter is located at lockhole side, and infrared remote receiver is located at lockhole opposite side and infrared transmitter
Relatively, the input of the first controller is connected to radio receiver circuit A output end, two inputs difference of control circuit
The output end of infrared remote receiver and the first controller is connected to, the output end of control circuit is connected to radio transtation mission circuit B；
Remote component includes starting switch, is connected to the first microcontroller of starting switch and is connected to the first micro-control
Device processed and the radio transtation mission circuit A that is connected with radio receiver circuit A wireless telecommunications and the power supply for providing electric energy,
Wherein, the remote component also include be connected with radio transtation mission circuit B wireless telecommunications radio receiver circuit B, be connected to nothing
Line electricity receiving circuit B the second microcontroller and the warning circuit for being connected to the second microcontroller；
Wherein, when control circuit receives enabling signal from starting switch and does not receive infrared letter at infrared remote receiver
Number when, control circuit sends alarm signal by radio transtation mission circuit B, and the first microcontroller passes through radio receiver circuit B
The warning circuit is controlled to send alarm sound after receiving the alarm signal.
Pass through above-mentioned technical proposal, when being away from home, control starting switch starts user, starting switch output enabling signal
To the first microcontroller, the first microcontroller is sent by radio transtation mission circuit A and is transmitted this enabling signal, the first control
Device processed receives this enabling signal by radio receiver circuit A and transmitted into the input of control circuit, if user from
After opening, the dead bolt of door lock exits from lockhole so that dead bolt does not separate the infrared light that infrared transmitter is sent so that infrared receiver
Device exports low level infrared signal to control circuit, and control circuit will send alarm signal by radio transtation mission circuit B, the
One microcontroller controls the warning circuit to send alarm after receiving the alarm signal by radio receiver circuit B
Sound, thus, user can learn that the door of family is opened in time, in order to go home to be prevented in time, improve the peace of household
Quan Xing.
Preferably, the starting switch is toggle switch.
Pass through above-mentioned technical proposal, starting switch use toggle switch, when remote component is carried by user, avoid stirring
Switch is triggered easily.
Preferably, the control circuit includes NOR gate circuit and gate circuit and second controller；
NOR gate circuit has first input end, the second input and output end, and its first input end is connected to the first control
The output end of device processed, its second input are connected to the output end of infrared remote receiver；
There is first input end, the second input and output end with gate circuit, its first input end is connected to the first control
The output end of device, its second input are connected to the output end of NOR gate circuit；
Second controller has input and output end, and its input is connected to the output end with gate circuit, its output end
It is connected to radio transtation mission circuit B input.
Pass through above-mentioned technical proposal, when starting switch is triggered by control, the first input end of NOR gate circuit will be drawn
Enter the enabling signal of high level and the enabling signal of a high level is introduced into the first input end of gate circuit, this
When, dead bolt does not separate the infrared light that infrared transmitter is sent, and infrared remote receiver will be caused to export low level infrared signal to different
Second input of OR circuit, so as to which NOR gate circuit exports second input of the signal of high level extremely with gate circuit, with
The signal of gate circuit output high level to second controller, alarm signal to the radio of second controller output high level is sent
Circuit B, can trigger warning circuit when the second microcontroller receives the alarm signal of this high level by radio receiver circuit B
Send warning.
Preferably, the warning circuit includes：
First triode, its base stage are connected to the output end of the second microcontroller, its grounded emitter；
Buzzer, its one end are connected to the colelctor electrode of the first triode, and its other end is connected to power supply.
Pass through above-mentioned technical proposal, buzzer carry out the mode of sound warning, can significantly improve the notice of user.
Preferably, the infrared transmitter includes 555 chips, first resistor, second resistance, the first electric capacity and infrared emission
Pipe, one end of the second resistance are coupled to Vcc voltage, and the other end is coupled to one end of first resistor, first resistor it is another
End is coupled to one end of the first electric capacity, the other end ground connection of the first electric capacity, and the octal of 555 chips and four pin are coupled to Vcc voltage,
Seven pin of 555 chips are coupled on the tie point between first resistor and second resistance, and six pin and two pin of 555 chips couple
Between first resistor and the first electric capacity, three pin of 555 chips are grounded after being coupled to infrared transmitting tube.
Pass through above-mentioned technical proposal, it is about 1 in three pin output duty cycles of 555 chips after infrared transmitter is connected:5、
Frequency is 1kHz square wave, to encourage infrared transmitting tube to launch infrared light pulse.
Preferably, the infrared remote receiver includes infrared receiving tube, the 3rd electric capacity, the first diode, the 6th resistance, the 7th
Resistance, the 8th resistance and comparator, the plus earth of the infrared receiving tube, negative electrode are coupled to one end of the 3rd electric capacity, and the 3rd
The other end of electric capacity is coupled to the anode of the first diode, and the negative electrode of the first diode is coupled to one end of the 8th resistance, and the 8th
The other end of resistance is coupled to the backward end of comparator, one end coupling Vdd voltage of the 6th resistance, and the other end is coupled to comparator
In-phase end, one end of the 7th resistance is coupled on the tie point between the 6th resistance and comparator, other end ground connection, comparator
Output end be coupled to one of input of control circuit.
Pass through above-mentioned technical proposal, the 6th resistance and the 7th resistance form bleeder circuit, are provided for the in-phase end of comparator
Reference voltage, reference voltage value are determined by the 6th resistance ratio shared in Vdd voltage；When infrared receiving tube receive it is red
Electric current can be produced during the infrared light that outer transmitting tube is sent, and as infrared light is strong from weak change, electric current, which can be also followed from small, becomes big,
So that the voltage of the 8th resistance becomes big, so that the anti-phase terminal voltage of comparator gradually rises；When the voltage of end of oppisite phase is big
When the reference voltage value of in-phase end, comparator output low level signal；Conversely, when infrared receiving tube does not receive infrared light
Or infrared light it is very weak when, the anti-phase terminal voltage of comparator is close to zero, and now the output end output high level of comparator is red
External signal.
In summary, the utility model having the beneficial effect that in contrast to prior art：
After user is away from home, whether dead bolt detecting door lock detects door body by way of whether being exited from lockhole
Opened from doorframe, user obtains warning message in time by the remote component of carrying after door body opening, in order to user and
Shi Huijia is prevented, and improves the security of household.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is the front view of door body and doorframe；
Fig. 3 is the circuit diagram of remote component；
Fig. 4 is the circuit diagram of control assembly；
Fig. 5 is the circuit diagram of control circuit；
Fig. 6 is the circuit diagram of infrared transmitter；
Fig. 7 is the circuit diagram of infrared remote receiver.
Reference：100th, door body；200th, doorframe；300th, lockhole；400th, door lock；500th, dead bolt；600th, control assembly；
610th, infrared transmitter；620th, infrared remote receiver；630th, control circuit；700th, remote component；710th, starting switch；720th, alarm
Circuit.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
With reference to shown in Fig. 1 and Fig. 2, a kind of domestic safety prevention system, including door body 100 and doorframe 200, doorframe 200 are provided with
Lockhole 300, door lock 400 is provided with door body 100, and door lock 400 is provided with the dead bolt 500 being engaged with lockhole 300, household peace
Anti- system also includes control assembly 600 and remote component 700.
As shown in figure 4, control assembly 600 include infrared transmitter 610, infrared remote receiver 620, radio receiver circuit A,
First controller, control circuit 630 and radio transtation mission circuit B, infrared transmitter 610 are located at the side of lockhole 300, infrared receiver
Device 620 is relative with infrared transmitter 610 located at the opposite side of lockhole 300, and the input of the first controller is connected to radio reception
Circuit A output end, two inputs of control circuit 630 are connected to the defeated of the controller of infrared remote receiver 620 and first
Go out end, the output end of control circuit 630 is connected to radio transtation mission circuit B；
As shown in figure 3, remote component 700 include starting switch 710, be connected to starting switch 710 the first microcontroller,
And it is connected to the first microcontroller and radio transtation mission circuit A, Yi Jiyong for being connected with radio receiver circuit A wireless telecommunications
In the power supply for providing electric energy, the present embodiment, starting switch 710 is toggle switch.Wherein, the remote component 700 also include with
The radio receiver circuit B of radio transtation mission circuit B wireless telecommunications connection, the second micro-control for being connected to radio receiver circuit B
Device processed and the warning circuit 720 for being connected to the second microcontroller；Warning circuit 720 includes：First triode Q1, its base stage
The output end of the second microcontroller is connected to, its grounded emitter；Buzzer HA, its one end are connected to the first triode Q1 collection
Electrode, its other end are connected to power supply.
Wherein, when control circuit 630 receives enabling signal from starting switch 710 and is not connect at infrared remote receiver 620
When receiving infrared signal, control circuit 630 sends alarm signal by radio transtation mission circuit B, and the first microcontroller passes through nothing
Line electricity receiving circuit B controls the warning circuit 720 to send alarm sound after receiving the alarm signal.
Shown in reference picture 5, in the present embodiment, control circuit 630 includes NOR gate circuit H1, controlled with gate circuit Y1 and second
Device processed.
NOR gate circuit H1 has first input end, the second input and output end, and its first input end is connected to first
The output end of controller, its second input are connected to the output end of infrared remote receiver 620；
There is first input end, the second input and output end with gate circuit Y1, its first input end is connected to the first control
The output end of device processed, its second input are connected to NOR gate circuit H1 output end；
Second controller has input and output end, and its input is connected to the output end with gate circuit Y1, and it is exported
End is connected to radio transtation mission circuit B input.
As shown in fig. 6, infrared transmitter 610 include 555 chips, first resistor R1, second resistance R2, the first electric capacity C1 with
Infrared transmitting tube L1, second resistance R2 one end are coupled to Vcc voltage, and the other end is coupled to first resistor R1 one end, and first
The resistance R1 other end is coupled to the first electric capacity C1 one end, the first electric capacity C1 other end ground connection, the octal of 555 chips and four
Pin is coupled to Vcc voltage, and seven pin of 555 chips are coupled on the tie point between first resistor R1 and second resistance R2,555 cores
Six pin and two pin of piece are coupled between first resistor R1 and the first electric capacity C1, and three pin of 555 chips are coupled to infrared emission
It is grounded after pipe L1.It is about 1 in three pin output duty cycles of 555 chips after infrared transmitter 610 is connected:5th, frequency 1kHz
Square wave, to encourage infrared transmitting tube L1 to launch infrared light pulse.
As shown in fig. 7, infrared remote receiver 620 includes infrared receiving tube L2, the 3rd electric capacity C3, the first diode D1, the 6th
Resistance R6, the 7th resistance R7, the 8th resistance R8 and comparator N1, infrared receiving tube L2 plus earth, negative electrode are coupled to the 3rd
Electric capacity C3 one end, the 3rd electric capacity C3 other end are coupled to the first diode D1 anode, the first diode D1 negative electrode coupling
It is connected to the 8th resistance R8 one end, the 8th resistance R8 other end is coupled to comparator N1 backward end, and the one of the 6th resistance R6
End coupling Vdd voltage, the other end are coupled to comparator N1 in-phase end, the 7th resistance R7 one end be coupled to the 6th resistance R6 with
On tie point between comparator N1, other end ground connection, comparator N1 output end is coupled to one of them of control circuit 630
Input.6th resistance R6 and the 7th resistance R7 forms bleeder circuit, and reference voltage, benchmark are provided for comparator N1 in-phase end
Magnitude of voltage is determined by ratio shared in Vdd voltage the 6th resistance R6；When infrared receiving tube L2 receives infrared transmitting tube
Electric current can be produced during the infrared light that L1 is sent, and as infrared light is strong from weak change, electric current, which can be also followed from small, becomes big, so that
The voltage for obtaining the 8th resistance R8 becomes big, so that comparator N1 anti-phase terminal voltage gradually rises；When the voltage of end of oppisite phase is more than
During the reference voltage value of in-phase end, comparator N1 output low level signals；Conversely, when infrared receiving tube L2 do not receive it is infrared
When light or very weak infrared light, comparator N1 anti-phase terminal voltage is close to zero, and now comparator N1 output end output is high electric
Flat infrared signal.
The course of work：
After user is away from home, when starting switch 710 is triggered by control, the first microcontroller passes through radio transtation mission circuit
A sends the enabling signal of high level into control assembly 600, and the first controller receives this high electricity by radio receiver circuit A
Flat enabling signal is simultaneously transmitted into control circuit 630 so that the first input end of the NOR gate circuit H1 in control circuit 630
The startup of a high level is introduced into by the enabling signal for being introduced into high level and with gate circuit Y1 first input end
Signal；
If dead bolt 500 does not separate the infrared light that infrared transmitter 610 is sent, infrared remote receiver 620 will be caused to export low electricity
Flat infrared signal to NOR gate circuit H1 the second input, so as to NOR gate circuit H1 output high level signal to door
Circuit Y1 the second input, it is high electric to second controller, second controller output with the signal of gate circuit Y1 output high level
Flat alarm signal to radio transtation mission circuit B, the second microcontroller receives this high level by radio receiver circuit B
Warning circuit 720 can be triggered during alarm signal and sends warning.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, the scope of protection of the utility model is determined by appended claim.
Claims (6)
1. a kind of domestic safety prevention system, including door body (100) and doorframe (200), the doorframe (200) is provided with lockhole (300),
Door lock (400) is provided with the door body (100), the door lock (400) is provided with the dead bolt being engaged with lockhole (300)
(500), it is characterized in that, the domestic safety prevention system also includes control assembly (600) and remote component (700)；
Control assembly (600) includes infrared transmitter (610), infrared remote receiver (620), radio receiver circuit A, the first control
Device, control circuit (630) and radio transtation mission circuit B, infrared transmitter (610) are located at lockhole (300) side, infrared remote receiver
(620) located at lockhole (300) opposite side and infrared transmitter (610) relatively, the input of the first controller is connected to radio
Receiving circuit A output end, two inputs of control circuit (630) are connected to infrared remote receiver (620) and the first control
The output end of device processed, the output end of control circuit (630) are connected to radio transtation mission circuit B；
Remote component (700) includes starting switch (710), the first microcontroller for being connected to starting switch (710) and connection
In the first microcontroller and the radio transtation mission circuit A that is connected with radio receiver circuit A wireless telecommunications and for providing electricity
The power supply of energy, wherein, the remote component (700) also includes the radio reception being connected with radio transtation mission circuit B wireless telecommunications
Circuit B, the second microcontroller for being connected to radio receiver circuit B and the warning circuit for being connected to the second microcontroller
(720)；
Wherein, when control circuit (630) receives enabling signal and not from infrared remote receiver (620) from starting switch (710)
When receiving infrared signal, control circuit (630) sends alarm signal by radio transtation mission circuit B, and the first microcontroller leads to
Crossing after radio receiver circuit B receives the alarm signal controls the warning circuit (720) to send alarm sound.
2. domestic safety prevention system according to claim 1, it is characterized in that, the starting switch (710) is toggle switch.
3. domestic safety prevention system according to claim 1, it is characterized in that, the control circuit (630) includes XOR gate electricity
Road and gate circuit and second controller；
NOR gate circuit has first input end, the second input and output end, and its first input end is connected to the first controller
Output end, its second input is connected to the output end of infrared remote receiver (620)；
There is first input end, the second input and output end with gate circuit, its first input end is connected to the first controller
Output end, its second input are connected to the output end of NOR gate circuit；
Second controller has input and output end, and its input is connected to the output end with gate circuit, the connection of its output end
In radio transtation mission circuit B input.
4. domestic safety prevention system according to claim 1, it is characterized in that, the warning circuit (720) includes：
First triode, its base stage are connected to the output end of the second microcontroller, its grounded emitter；
Buzzer, its one end are connected to the colelctor electrode of the first triode, and its other end is connected to power supply.
5. domestic safety prevention system according to claim 1, it is characterized in that, the infrared transmitter (610) includes 555 cores
Piece, first resistor, second resistance, the first electric capacity and infrared transmitting tube, one end of the second resistance are coupled to Vcc voltage, separately
One end is coupled to one end of first resistor, and the other end of first resistor is coupled to one end of the first electric capacity, the first electric capacity it is another
End ground connection, the octal of 555 chips and four pin are coupled to Vcc voltage, and seven pin of 555 chips are coupled to first resistor and second resistance
Between tie point on, six pin and two pin of 555 chips are coupled between first resistor and the first electric capacity, the three of 555 chips
Pin is grounded after being coupled to infrared transmitting tube.
6. domestic safety prevention system according to claim 1, it is characterized in that, the infrared remote receiver (620) includes infrared connect
Closed tube, the 3rd electric capacity, the first diode, the 6th resistance, the 7th resistance, the 8th resistance and comparator, the infrared receiving tube
Plus earth, negative electrode are coupled to one end of the 3rd electric capacity, and the other end of the 3rd electric capacity is coupled to the anode of the first diode, and first
The negative electrode of diode is coupled to one end of the 8th resistance, and the other end of the 8th resistance is coupled to the backward end of comparator, the 6th electricity
One end coupling Vdd voltage of resistance, the other end are coupled to the in-phase end of comparator, one end of the 7th resistance be coupled to the 6th resistance with
On tie point between comparator, other end ground connection, the output end of comparator be coupled to control circuit (630) one of them is defeated
Enter end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382406.XU CN206672288U (en) | 2017-04-12 | 2017-04-12 | Domestic safety prevention system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382406.XU CN206672288U (en) | 2017-04-12 | 2017-04-12 | Domestic safety prevention system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206672288U true CN206672288U (en) | 2017-11-24 |
Family
ID=60380299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720382406.XU Expired - Fee Related CN206672288U (en) | 2017-04-12 | 2017-04-12 | Domestic safety prevention system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206672288U (en) |
-
2017
- 2017-04-12 CN CN201720382406.XU patent/CN206672288U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20190412 |