CN209103140U - A kind of infant's monitoring system - Google Patents
A kind of infant's monitoring system Download PDFInfo
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- CN209103140U CN209103140U CN201920136393.7U CN201920136393U CN209103140U CN 209103140 U CN209103140 U CN 209103140U CN 201920136393 U CN201920136393 U CN 201920136393U CN 209103140 U CN209103140 U CN 209103140U
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Abstract
The utility model relates to monitoring technology field more particularly to a kind of infant's monitoring systems.It includes monitoring end and receiving end, wherein monitoring end includes shell, and monitoring circuit board, camera and main power source are equipped in shell, and main power source powers to monitoring circuit board, camera, and monitoring circuit board is electrically connected with camera；The shell is equipped with the mounting hole for installing backup power source, the monitoring circuit board is equipped with the switching circuit for switch mains power and backup power source, when the voltage drop of main power source is down to pre- timing, main power source switches to backup power source and powers to monitoring circuit board and main power source.The utility model can install backup power source by presetting external power supply mounting hole when main power source electricity weakens, and guarantee the working time at monitoring end, easy to use.
Description
Technical field
The utility model relates to monitoring technology field more particularly to a kind of infant's monitoring systems.
Background technique
With the development of society, it is increasing in townie young man's pressure, when looking after infant, in face of high
Living cost, many young men select oneself to look after children, and part-time on network；In order to facilitate monitoring infant activity,
There are many monitoring systems on the market at present；By the way that the monitoring end of monitoring system to be placed in the activity space of infant, supervise
Depending on support it is continuous obtain the movable image of infant, and by image transmitting to receiving end, supervisor by receiving end can remotely into
Row monitoring, stays in beside infant without the moment.However in monitoring end use process, built-in chargeable power supply is generally used,
Without being powered using adapter, with the movement and placement for facilitating monitoring end can be convenient, do not limited by position.However monitor end
Power using time, as time increases, power using time can gradually shorten, and generally be only had to below using the time several
A hour needs charge every a period of time, causes monitoring discontinuous in this way, needs supervisor to replace, to supervisor's
Using making troubles.
Summary of the invention
The purpose of this utility model is that in view of the deficiencies of the prior art, providing a kind of infant's monitoring system, baby children
The monitoring of youngster's monitoring system supports to continue can be guaranteed using the time, easy to use.
A kind of infant's monitoring system comprising monitoring end and receiving end, wherein monitoring end includes shell, is set in shell
There are monitoring circuit board, camera and main power source, main power source powers to monitoring circuit board, camera, monitoring circuit board and camera shooting
Head electrical connection；The shell is equipped with the mounting hole for installing backup power source, and the monitoring circuit board is equipped with for switching main electricity
The switching circuit of source and backup power source, when the voltage drop of main power source is down to pre- timing, main power source switches to backup power source to prison
Control circuit board and main power source power supply.
Further, switching circuit includes that amplifier U1, relay KA and triode Q1, the backup power source pass through series connection
Resistance R1, resistance R2 ground connection；The non-inverting input terminal of amplifier U1 is connect with the tie point of resistance R1 and resistance R2；Amplifier U1's is anti-
Phase input terminal is connect with main power source；The output end of amplifier U1 is connect by resistance R3 with the base stage of triode Q1；Triode Q1's
The collector of emitter ground connection, triode Q1 is connect by the control unit of relay KA with backup power source；The relay KA's
Two input terminals of switching switch portion are connect with main power source, stand-by power source respectively, and the output end for switching switch portion is switching circuit
Output end.
Further, the output end of switching circuit is grounded by capacitor C1.
Still further, the control unit of the relay KA is parallel with the diode D1 of reversal connection.
Further, the monitoring end is equipped with for the light filling LED11 to camera light filling, and the setting of monitoring circuit plate is useful
In the luminous light-operated circuit of control light filling LED11, the light-operated circuit includes photo resistance R5 and triode Q2, switching circuit
Output end is grounded by resistance R4, photo resistance R5, and the output end of switching circuit is connect with the anode of light filling LED11, light filling
The cathode of LED11 is connect by resistance R7 with the collector of triode Q2, and the output end of resistance R4 passes through resistance R6 and triode
The base stage of Q2 connects, the emitter ground connection of triode Q2.
Further, the monitoring end is equipped with the first wireless communication apparatus, and the receiving end is filled equipped with the second wireless telecommunications
It sets, the receiving end is additionally provided with processor and display screen, the first wireless communication apparatus and monitoring circuit board electrical connection, and first is wireless
Communication device externally sends the picture signal that camera obtains, and the second wireless communication apparatus of receiving end receives picture signal simultaneously
It is transferred to processor, processor sends picture signal to display screen and shows.
Preferably, receiving end is mobile phone, flat circuits or laptop.
Further, first wireless communication apparatus, the second wireless communication apparatus be blue-tooth device, WIFI device or
Radio-frequency communication device.
The utility model has the beneficial effects that the utility model by preset external power supply mounting hole, can be in main power source electricity
Backup power source is installed when decrease, guarantees the working time at monitoring end, it is easy to use.
Detailed description of the invention
Fig. 1 is a kind of schematic illustration of the present embodiment.
Fig. 2 is a kind of schematic diagram of switching circuit of the present embodiment.
Fig. 3 is a kind of schematic diagram of the light-operated circuit of the present embodiment.
Appended drawing reference includes:
1 --- monitoring end；2 --- receiving end；11 --- light filling LED11；12 --- camera；13 --- shell；
14 --- monitoring circuit board；15 --- main power source；16 --- mounting hole；17 --- backup power source.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing.As shown in Figure 1 to Figure 3.
A kind of infant's monitoring system comprising monitoring end 1 and receiving end 2, wherein monitoring end 1 includes shell 13, shell
Monitoring circuit board 14, camera 12 and main power source 15 are equipped in 13,15 pairs of monitoring circuit boards 14 of main power source, camera 12 supply
Electricity, monitoring circuit board 14 are electrically connected with camera 12；The shell 13 is equipped with the mounting hole 16 for installing backup power source 17, institute
It states monitoring circuit board 14 and is equipped with the switching circuit for being used for switch mains power 15 and backup power source 17, when the voltage drop of main power source 15
Down to pre- timing, main power source 15 switches to 17 pairs of monitoring circuit boards 14 of backup power source and main power source 15 is powered.
The technical program is in such a way that built-in main power source 15 and external backup power source 17 combine, when main power source 15
When electricity supports monitoring end 1 enough, it uneasy can fill reserve battery or reserve battery does not work.When monitoring end 1 is longer using the time
Afterwards, the electricity of main power source 15 reduces, and after the working time cannot meet the requirements, external backup power source is installed in shell 13
17, backup power source 17 can be battery, rechargeable battery etc.；When the voltage drop of main power source 15 is down to predetermined value, switching circuit is cut
The power supply of backup power source 17 is shifted to, extends and uses the time.Since backup power source 17 can replace, dismantle, can be used disposable
Battery etc., it is easy to use.The technical program, which is avoided, simultaneously is powered using reserve battery to main power source 15, then passes through main power source
15 power supplies, improve power supply service efficiency.Secondly, the prior art can be used in switching circuit, such as by electric quantity detecting circuit to main electricity
The output voltage in source 15 is detected, and main power source 15, backup power source 17 pass through the switching switch portion supplying power for outside of electromagnetic relay,
When the output voltage of main power source 15 is lower than predetermined value, the switching switch portion switching of electromagnetic relay.Monitoring circuit board 14 can be with
For the prior art, the monitoring circuit board 14 of other current cameras 12 is such as used.
Further, switching circuit includes that amplifier U1, relay KA and triode Q1, the backup power source 17 pass through string
Resistance R1, the resistance R2 of connection are grounded；The non-inverting input terminal of amplifier U1 is connect with the tie point of resistance R1 and resistance R2；Amplifier U1's
Inverting input terminal is connect with main power source 15；The output end of amplifier U1 is connect by resistance R3 with the base stage of triode Q1；Triode
The emitter of Q1 is grounded, and the collector of triode Q1 is connect by the control unit of relay KA with backup power source 17；The relay
Two input terminals of the switching switch portion of device KA are connect with main power source 15, stand-by power source respectively, and the output end for switching switch portion is to cut
Change the output end of circuit.
Resistance R1 and resistance R2 connect to form bleeder circuit, by comparing with main power source 15 again 17 pairs of backup power source partial pressures
Compared with such as after the output voltage of main power source 15 is reduced to original half, switching circuit is switched over, at this time resistance R1, resistance R2
Resistance value it is equal；The R2/(R1+R2 of 17 voltage of backup power source) compared with 15 voltage of main power source, it is reduced when under 15 voltage of main power source
In predetermined value, amplifier U1 is externally exported, and the base voltage of triode Q1 is higher than blanking voltage, triode Q1 conducting, relay KA
Control unit work, switching switch portion carry out switching, backup power source 17 externally export.Circuit structure is simple, easy to implement.
Further, the output end of switching circuit is grounded by capacitor C1.
Capacitor C1 is filtered the output of main power source 15 or backup power source 17.
Still further, the control unit of the relay KA is parallel with the diode D1 of reversal connection.
After the technical program is by reversal connection diode D1 in parallel, the voltage of relay KA control unit is limited, is avoided
It is damaged.
Further, the monitoring end 1 is equipped with for the light filling LED11 to 12 light filling of camera, the setting of monitoring circuit plate
Have for controlling the luminous light-operated circuit of light filling LED11, the light-operated circuit includes photo resistance R5 and triode Q2, switching electricity
The output end on road is grounded by resistance R4, photo resistance R5, and the output end of switching circuit is connect with the anode of light filling LED11, is mended
The cathode of light LED11 is connect by resistance R7 with the collector of triode Q2, and the output end of resistance R4 passes through resistance R6 and three poles
The base stage of pipe Q2 connects, the emitter ground connection of triode Q2.
The resistance value of photo resistance R5 determines the voltage of triode Q2 base stage in the light-operated circuit, to influence triode
The electric current that Q2 is flowed through, when there is light, the resistance value of photo resistance R5 is smaller, and the voltage of triode Q2 base stage is less than blanking voltage, and three
Pole pipe Q2 cut-off, light filling LED11 open circuit；When not having light or dark, the resistance value of photo resistance R5 is larger, triode Q2 base
The voltage of pole is beaten in blanking voltage, triode Q2 conducting, and light filling LED11 access shines.Light filling LED11 is set, camera shooting can be improved
First 12 obtain the quality of image.
Further, the monitoring end 1 is equipped with the first wireless communication apparatus, and the receiving end 2 is equipped with the second wireless telecommunications
Device, the receiving end 2 are additionally provided with processor and display screen, and the first wireless communication apparatus is electrically connected with monitoring circuit board 14, the
One wireless communication apparatus externally sends the picture signal that camera 12 obtains, and the second wireless communication apparatus of receiving end 2 receives
Picture signal is simultaneously transferred to processor, and processor sends picture signal to display screen and shows.
Preferably, receiving end 2 is mobile phone, flat circuits or laptop.
In the technical program, monitoring end 1 by the first wireless communication apparatus, the second wireless communication apparatus and receiving end 2 into
Row communication, receiving end 2 by the image information display received on a display screen.To be easy to carry, hand can be set by receiving end 2
Machine, tablet computer etc..
Further, first wireless communication apparatus, the second wireless communication apparatus be blue-tooth device, WIFI device or
Radio-frequency communication device.
Blue-tooth device, WIFI device or radio-frequency communication device are the mature prior art, easy to use, at low cost.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality
With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as
Limitations of the present invention.
Claims (8)
1. a kind of infant's monitoring system comprising monitoring end and receiving end, wherein monitoring end includes shell, is equipped in shell
Circuit board, camera and main power source are monitored, main power source powers to monitoring circuit board, camera, monitors circuit board and camera
Electrical connection；It is characterized by: the shell is equipped with the mounting hole for installing backup power source, the monitoring circuit board is equipped with and is used for
The switching circuit of switch mains power and backup power source, when the voltage drop of main power source is down to pre- timing, main power source switches to spare
Power supply powers to monitoring circuit board and main power source.
2. a kind of infant's monitoring system according to claim 1, it is characterised in that: switching circuit include amplifier U1, after
Electric appliance KA and triode Q1, the backup power source are grounded by concatenated resistance R1, resistance R2；The non-inverting input terminal of amplifier U1
It is connect with the tie point of resistance R1 and resistance R2；The inverting input terminal of amplifier U1 is connect with main power source；The output end of amplifier U1 is logical
Resistance R3 is crossed to connect with the base stage of triode Q1；The emitter of triode Q1 is grounded, and the collector of triode Q1 passes through relay
The control unit of KA is connect with backup power source；Two input terminals of the switching switch portion of the relay KA respectively with main power source, standby
Power supply connection, the output end for switching switch portion is the output end of switching circuit.
3. a kind of infant's monitoring system according to claim 2, it is characterised in that: the output end of switching circuit passes through electricity
Hold C1 ground connection.
4. a kind of infant's monitoring system according to claim 2, it is characterised in that: the control unit of the relay KA is simultaneously
It is associated with the diode D1 of reversal connection.
5. a kind of infant's monitoring system according to any one of claims 1 to 4, it is characterised in that: the monitoring end is equipped with
For the light filling LED11 to camera light filling, monitoring circuit plate is provided with for controlling the luminous light-operated circuit of light filling LED11,
The light-operated circuit includes photo resistance R5 and triode Q2, and the output end of switching circuit is connect by resistance R4, photo resistance R5
Ground, the output end of switching circuit are connect with the anode of light filling LED11, and the cathode of light filling LED11 passes through resistance R7 and triode Q2
Collector connection, the output end of resistance R4 connect by resistance R6 with the base stage of triode Q2, and the emitter of triode Q2 connects
Ground.
6. a kind of infant's monitoring system according to claim 5, it is characterised in that: it is wireless that the monitoring end is equipped with first
Communication device, the receiving end are equipped with the second wireless communication apparatus, and the receiving end is additionally provided with processor and display screen, the first nothing
Line communication device and monitoring circuit board electrical connection, the first wireless communication apparatus externally send the picture signal that camera obtains,
Second wireless communication apparatus of receiving end receives picture signal and is transferred to processor, and processor sends picture signal to
Display screen is shown.
7. a kind of infant's monitoring system according to claim 6, it is characterised in that: receiving end is mobile phone, flat circuits
Or laptop.
8. a kind of infant's monitoring system according to claim 7, it is characterised in that: first wireless communication apparatus,
Second wireless communication apparatus is blue-tooth device, WIFI device or radio-frequency communication device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136393.7U CN209103140U (en) | 2019-01-27 | 2019-01-27 | A kind of infant's monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920136393.7U CN209103140U (en) | 2019-01-27 | 2019-01-27 | A kind of infant's monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209103140U true CN209103140U (en) | 2019-07-12 |
Family
ID=67164042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920136393.7U Active CN209103140U (en) | 2019-01-27 | 2019-01-27 | A kind of infant's monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209103140U (en) |
-
2019
- 2019-01-27 CN CN201920136393.7U patent/CN209103140U/en active Active
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