CN207571322U - Novel high-end holds metal detector - Google Patents
Novel high-end holds metal detector Download PDFInfo
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- CN207571322U CN207571322U CN201721589083.8U CN201721589083U CN207571322U CN 207571322 U CN207571322 U CN 207571322U CN 201721589083 U CN201721589083 U CN 201721589083U CN 207571322 U CN207571322 U CN 207571322U
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Abstract
A kind of Novel high-end holds metal detector involved by the utility model, including metal detection circuit, the earphone remote alarm interface circuit being connect respectively with metal detection circuit, shake motor warning circuit, sound light alarming circuit, digital voltage regulator, Ni-MH battery is connect with digital voltage regulator, nickel-hydrogen battery charging circuit is connect with Ni-MH battery, and timing control circuit is connect with digital voltage regulator, and vibration switch is connect with timing control circuit.In use, the metal detector generates the sinusoidal signal of oscillation using LC resonance principle, the detection of metal is realized using mutual inductance principle, signal processing uses the amplifier of high speed, can quickly and accurately handle signal, there is preferable detectivity.Timing control circuit realizes timing auto sleep function, starts timing when not operated, timing time has arrived automatically cutting off power source, simultaneously vibration switch is increased to be detected the movement of metal detector, it is quick so as to reach, it is brief, it is easy to use, easy to operate effect.
Description
【Technical field】
The utility model is related to the Novel high-ends in a kind of common occasion more for flow of the people to hold metal detector.
【Background technology】
At the bus stop or the flow of the people on railway station or airport is relatively more, to consider that most of passenger's common securities are asked
Topic checks that hand baggage is one of important procedure before getting on the bus.In the prior art, typically staff takes detector
The inspection work is completed to the scanning of passenger's personal belongings.Since the detector is persistently switched on to check passenger
Luggage for a long time, easily so that the detector cruising ability is poor, causes to bring when in use highly inconvenient.Separately
Outside, the frequent manual switch of the detector causes the inconvenience of some sequence of maneuvers.
【Utility model content】
In view of this, the technical problem to be solved by the utility model is to provide a kind of quick, brief, easy to use, behaviour
Make convenient Novel high-end and hold metal detector.
Solve above-mentioned technical problem thus, the technical solution in the utility model uses a kind of Novel high-end to hold metal
Detector including metal detection circuit, shakes motor warning circuit, earphone remote alarm interface circuit, sound light alarming circuit, number
Regulator circuit, Ni-MH battery, nickel-hydrogen battery charging circuit, timing control circuit and vibration switch；The earphone remote alarm interface
Circuit, shakes motor warning circuit, sound light alarming circuit, and digital voltage regulator is connect respectively with metal detection circuit；The nickel
Hydrogen battery is connect with digital voltage regulator, and the nickel-hydrogen battery charging circuit is connect with Ni-MH battery, the timing controlled
Circuit is connect with digital voltage regulator, and the vibration switch is connect with timing control circuit.
According to described in above-mentioned technical characteristics, the metal detection circuit includes transistor circuit, with triode electricity
The operational amplification circuit of road connection；The transistor circuit includes triode Q1, triode Q2, triode Q3, triode Q4；
The inductance L2 of triode Q1 base terminals is connected to, is connected to the inductance L1 of triode Q1 collector terminals, is connected to triode Q1 transmittings
Extreme resistance R1；Resistance R3 is connected on triode Q2 base terminals, resistance R4, resistance R3 are connect with resistance R4 parallel ways,
The resistance R2 of triode Q2 emitter terminals is connected to, the resistance R2 other ends are connect with triode Q3 collector terminals, connection
Resistance R5 on triode Q3 emitter terminals, the resistance R6 being connected in parallel on triode Q3 base terminals, resistance R6 are connected to
Capacitance C3 on triode Q4 base terminals, capacitance C6 are connected to the resistance R13 of triode Q4 collector terminals；The operation amplifier
Circuit includes amplifier U4A, amplifier U4B, amplifier U4C, amplifier U4D, amplifier U3D, amplifier U3A, amplifier
U3C；The resistance R8 of amplifier U4C negative pole ends is connected to, is connected to the rectifying tube D3 of amplifier U4B positive terminals, rectifying tube D2, institute
The amplifier U4B negative pole ends stated are connect with amplifier U4D positive terminals, and amplifier U4D negative pole ends connect with triode Q4 collector terminals
It connects, the capacitance C7 being connected on amplifier U4D negative pole ends, resistance R14, capacitance C3；It is connected to resistance on amplifier U4A negative pole ends
R28 is connected to capacitance C8 on amplifier U4A positive terminals；The adjustable resistance M being connected on amplifier U3D positive terminals, being connected to can
The resistance R31 and switch SW-PB, the capacitance C8 being connected on amplifier U3D negative pole ends for adjusting resistance M one end are connected to amplifier
Resistance R26 on U3D negative pole ends, resistance R24；Amplifier U3C positive terminals are connect with resistance R26 with resistance R24 intersections, connection
In resistance R23, rectifying tube D6 on amplifier U3C negative pole ends, also include resistance R29, resistance R35.
According to described in above-mentioned technical characteristics, the sound light alarming circuit includes triode Q5, triode Q6, three poles
Pipe Q7, buzzer JP1；The resistance R38 being connected on the triode Q5 base terminals, and connect with amplifier U3C output terminals
, the switch S1 being connected on triode Q5 transmitting terminals, the resistance R19 being connected on triode Q5 collector terminals are connected to resistance
The buzzer JP1 at R19 both ends；The resistance R17 being connected on triode Q6 base terminals, the electricity being connected on triode Q7 base terminals
Hinder R20, the diode (LED)-R being connected between triode Q6 collector terminals and triode Q7 emitter terminals, diode (LED)-G；Institute
It states resistance R19 one end and diode (LED)-R and diode (LED)-G intersections connects.
According to described in above-mentioned technical characteristics, the vibrations motor warning circuit includes vibrator MD, is connected to and shakes
Resistance R37 on dynamic device MD, resistance R37 are connected with each other with switch S1.
According to described in above-mentioned technical characteristics, the earphone remote alarm interface circuit includes chip NE555, is connected to core
Capacitance C11 on piece NE555, capacitance C13, resistance R16, resistance R18, capacitance C12；Capacitance C10 on chip NE555 is connected to,
The rectifying tube ZK1 being connected on capacitance C10 one end, the power outlet being connected on rectifying tube ZK1.
According to described in above-mentioned technical characteristics, the digital voltage regulator includes chip U1, is connected on chip U1
Capacitance C10, capacitance C20, capacitance C30, be connected to the resistance R101 of the capacitance C30 other ends.
According to described in above-mentioned technical characteristics, the nickel-hydrogen battery charging circuit includes chip U2, is connected to chip
Resistance R301 on U2, the triode Q20 being connected on the resistance R301 other ends, the triode being connected on triode Q20
Q10 is connected to the resistance R201 at triode Q10 both ends, and the rectifying tube D20 being connected on triode Q20 is connected to triode
Inductance L10 on Q20, the rectifying tube D10 being connected on the inductance L10 other ends are connected to the resistance of the rectifying tube D10 other ends
R40, resistance R70, resistance R50, the capacitance C40 being parallel between resistance R70 both ends, three be connected on the resistance R50 other ends
Pole pipe Q30, the resistance R100 being connected on triode Q30, resistance R110, resistance R120, resistance R130.
According to described in above-mentioned technical characteristics, the timing control circuit includes chip U3, is connected on chip U3
Triode Q50, rectifying tube D40, capacitance C70, the vibroswitch circuit being connected on capacitance C70；It is connected on triode Q50
Resistance R140 and triode Q40, be connected to the capacitance C60 of the rectifying tube D40 other ends and rectifying tube D30, be connected to chip U3
Resistance R160 between triode Q50 is connected to resistance R131 between rectifying tube D40 and triode Q40.
The advantageous effects of the utility model：Because of the earphone remote alarm interface circuit, motor warning circuit, acousto-optic are shaken
Warning circuit, digital voltage regulator are connect respectively with metal detection circuit；The Ni-MH battery is connect with digital voltage regulator, institute
The nickel-hydrogen battery charging circuit stated is connect with Ni-MH battery, and the timing control circuit is connect with digital voltage regulator, described
Vibration switch connect with timing control circuit.In use, the metal detector is generating oscillation just using LC resonance principle
String signal, the detection of metal is realized using mutual inductance principle, and signal processing uses the amplifier of high speed, can quickly and accurately handle letter
Number, there is preferable detectivity.The timing control circuit realizes timing auto sleep function, opens when not operated
Beginning timing, timing time have arrived automatically cutting off power source, while increase vibration switch and the movement of metal detector is detected,
Realize that automatic turn-on function not only improves cruising ability, but also manual operation has been lacked in letter, substantially increases peace when realization shakes
The working efficiency of inspection personnel.
With reference to the accompanying drawings and examples, the technical solution of the utility model is described in further detail.
【Description of the drawings】
Fig. 1 is the frame principle figure that Novel high-end holds metal detector in the utility model；
Fig. 2 be the utility model in Novel high-end hold metal detector one of circuit diagram；
Fig. 3 be the utility model in Novel high-end hold metal detector two circuit diagrams；
【Specific embodiment】
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect clearer, clear, with
Under in conjunction with the accompanying drawings and embodiments, the present invention is further described in detail.It should be appreciated that specific reality described herein
Example is applied only to explain the utility model, is not used to limit the utility model.
It please refers to Fig.1 to shown in Fig. 3, illustrates that a kind of Novel high-end holds metal detector with reference to embodiment, wrap
Metal detection circuit is included, shakes motor warning circuit, earphone remote alarm interface circuit, sound light alarming circuit, digital voltage regulator, nickel
Hydrogen battery, nickel-hydrogen battery charging circuit, timing control circuit and vibration switch.
The metal detection circuit includes transistor circuit, the operational amplification circuit being connect with transistor circuit；It is described
Transistor circuit include triode Q1, triode Q2, triode Q3, triode Q4；It is connected to the electricity of triode Q1 base terminals
Feel L2, be connected to the inductance L1 of triode Q1 collector terminals, be connected to the resistance R1 of triode Q1 emitter terminals；Triode Q2 base stages
Resistance R3 is connected on end, resistance R4, resistance R3 are connect with resistance R4 parallel ways, are connected to the electricity of triode Q2 emitter terminals
R2 is hindered, the resistance R2 other ends are connect with triode Q3 collector terminals, the resistance being connected on triode Q3 emitter terminals
R5, the resistance R6 being connected in parallel on triode Q3 base terminals, resistance R6 are connected to the capacitance C3 on triode Q4 base terminals, electricity
Hold C6, be connected to the resistance R13 of triode Q4 collector terminals；The operational amplification circuit includes amplifier U4A, amplifier U4B,
Amplifier U4C, amplifier U4D, amplifier U3D, amplifier U3A, amplifier U3C；It is connected to the resistance of amplifier U4C negative pole ends
R8 is connected to the rectifying tube D3 of amplifier U4B positive terminals, rectifying tube D2, the amplifier U4B negative pole ends and amplifier U4D
Positive terminal connects, and amplifier U4D negative pole ends are connect with triode Q4 collector terminals, the electricity being connected on amplifier U4D negative pole ends
Hold C7, resistance R14, capacitance C3；Resistance R28 on amplifier U4A negative pole ends is connected to, amplifier U4A positive terminals is connected to and powers on
Hold C8；The adjustable resistance M being connected on amplifier U3D positive terminals is connected to the resistance R31 of adjustable resistance M one end and switch SW-
PB, the capacitance C8 being connected on amplifier U3D negative pole ends, the resistance R26 being connected on amplifier U3D negative pole ends, resistance R24；
Amplifier U3C positive terminals are connect with resistance R26 with resistance R24 intersections, are connected to resistance R23 on amplifier U3C negative pole ends, whole
Flow tube D6 also includes resistance R29, resistance R35.
The sound light alarming circuit includes triode Q5, triode Q6, triode Q7, buzzer JP1；It is connected to described
Triode Q5 base terminals on resistance R38, and connect with amplifier U3C output terminals, be connected on triode Q5 transmitting terminals
Switch S1, the resistance R19 being connected on triode Q5 collector terminals, be connected to the buzzer JP1 at resistance R19 both ends；It is connected to
Resistance R17 on triode Q6 base terminals, the resistance R20 being connected on triode Q7 base terminals are connected to triode Q6 collectors
Diode (LED)-R, diode (LED)-G between end and triode Q7 emitter terminals；Described resistance R19 one end and diode
LED-R and diode (LED)-G intersections connect.
The vibrations motor warning circuit includes vibrator MD, is connected to resistance R37 on vibrator MD, resistance R37
It is connected with each other with switch S1.The earphone remote alarm interface circuit includes chip NE555, the capacitance being connected on chip NE555
C11, capacitance C13, resistance R16, resistance R18, capacitance C12；Capacitance C10 on chip NE555 is connected to, is connected to capacitance C10 mono-
Rectifying tube ZK1 on end, the power outlet being connected on rectifying tube ZK1.The digital voltage regulator includes chip U1, connection
In the capacitance C10 on chip U1, capacitance C20, capacitance C30, it is connected to the resistance R101 of the capacitance C30 other ends.
The nickel-hydrogen battery charging circuit includes chip U2, and the resistance R301 being connected on chip U2 is connected to resistance
Triode Q20 on the R301 other ends, the triode Q10 being connected on triode Q20 are connected to the electricity at triode Q10 both ends
R201 is hindered, the rectifying tube D20 being connected on triode Q20, the inductance L10 being connected on triode Q20 are connected to inductance L10
Rectifying tube D10 on the other end, is connected to the resistance R40 of the rectifying tube D10 other ends, and resistance R70, resistance R50 are parallel to resistance
Capacitance C40 between R70 both ends, the triode Q30 being connected on the resistance R50 other ends, the resistance being connected on triode Q30
R100, resistance R110, resistance R120, resistance R130.
The timing control circuit includes chip U3, the triode Q50 being connected on chip U3, rectifying tube D40, capacitance
C70, the vibroswitch circuit being connected on capacitance C70；The resistance R140 and triode Q40 being connected on triode Q50, connection
In the capacitance C60 of the rectifying tube D40 other ends and rectifying tube D30, the resistance R160 being connected between chip U3 and triode Q50,
It is connected to resistance R131 between rectifying tube D40 and triode Q40.
The earphone remote alarm interface circuit, shake motor warning circuit, sound light alarming circuit, digital voltage regulator respectively with
Metal detection circuit connects；The Ni-MH battery is connect with digital voltage regulator, the nickel-hydrogen battery charging circuit and ni-mh
Battery connects, and the timing control circuit is connect with digital voltage regulator, and the vibration switch connects with timing control circuit
It connects.In use, metal detector generates the sinusoidal signal of oscillation using LC resonance principle, the spy of metal is realized using mutual inductance principle
It surveys, signal processing uses the amplifier of high speed, can quickly and accurately handle signal, there is preferable detectivity.The timing control
Circuit processed realizes timing auto sleep function, starts timing when not operated, and timing time has arrived automatically cutting off power source,
It increases vibration switch simultaneously to be detected the movement of metal detector, automatic turn-on function had been realized both when realization shakes
Cruising ability is improved, and manual operation has been lacked in letter, substantially increase the working efficiency of security staff.
In the present embodiment, the technical solution formed enhances the detection speed of metal detector, while improves gold
Belong to the accuracy of detection of detector, while the power-supply management system added in, automatic shutdown during standing, Auto Power On when picking up manually,
Artificial frequent operation is simplified while improving the cruising ability that metal hand is visited, substantially increases the working efficiency of security staff.
It can realize the switching of 2 grades of detected intensities, realize and alarm different size of metal detection object, adapt to a variety of different fields
Conjunction demand.Self-timing sleep mode and shock detection function when increasing static placement simultaneously, during mobile metal detector from
Dynamic booting, not only improves cruising ability, but also manual operation has been lacked in letter, substantially increases the working efficiency of security staff.
In conclusion because of the earphone remote alarm interface circuit, motor warning circuit is shaken, sound light alarming circuit, number is surely
Volt circuit is connect respectively with metal detection circuit；The Ni-MH battery is connect with digital voltage regulator, and the Ni-MH battery fills
Circuit is connect with Ni-MH battery, and the timing control circuit is connect with digital voltage regulator, and the vibration switch is with determining
When control circuit connect.In use, metal detector generates the sinusoidal signal of oscillation using LC resonance principle, mutual inductance principle is utilized
Realize metal detection, signal processing use high speed amplifier, can quickly and accurately handle signal, have preferably detect it is sensitive
Degree.The timing control circuit realizes timing auto sleep function, starts timing when not operated, timing time arrives
Automatically cutting off power source, while increase vibration switch and the movement of metal detector is detected, realization is realized when shaking
Automatic turn-on function not only improves cruising ability, but also manual operation has been lacked in letter, substantially increases the working efficiency of security staff.
Above by reference to the preferred embodiment for having illustrated the utility model, not thereby limit to the right of the utility model
Range.Those skilled in the art do not depart from any modification made in the scope of the utility model and essence, equivalent replacement and change
Into should all be within the interest field of the utility model.
Claims (8)
1. a kind of Novel high-end holds metal detector, including metal detection circuit, motor warning circuit, earphone alarm are shaken
Interface circuit, sound light alarming circuit, digital voltage regulator, Ni-MH battery, nickel-hydrogen battery charging circuit, timing control circuit, with
And vibration switch；It is characterized in that：The earphone remote alarm interface circuit shakes motor warning circuit, sound light alarming circuit, number
Regulator circuit is connect respectively with metal detection circuit；The Ni-MH battery is connect with digital voltage regulator, the Ni-MH battery
Charging circuit is connect with Ni-MH battery, and the timing control circuit is connect with digital voltage regulator, the vibration switch with
Timing control circuit connects.
2. Novel high-end holds metal detector according to claim 1, it is characterised in that：The metal detection circuit packet
Transistor circuit is included, the operational amplification circuit being connect with transistor circuit；The transistor circuit includes triode Q1, three poles
Pipe Q2, triode Q3, triode Q4；The inductance L2 of triode Q1 base terminals is connected to, is connected to the electricity of triode Q1 collector terminals
Feel L1, be connected to the resistance R1 of triode Q1 emitter terminals；Resistance R3, resistance R4, resistance are connected on triode Q2 base terminals
R3 is connect with resistance R4 parallel ways, is connected to the resistance R2 of triode Q2 emitter terminals, the resistance R2 other ends and three
The connection of pole pipe Q3 collector terminals, the resistance R5 being connected on triode Q3 emitter terminals is connected in parallel in triode Q3 base terminals
On resistance R6, resistance R6 is connected to the capacitance C3 on triode Q4 base terminals, capacitance C6, is connected to triode Q4 collector terminals
Resistance R13；The operational amplification circuit includes amplifier U4A, amplifier U4B, amplifier U4C, amplifier U4D, amplifier
U3D, amplifier U3A, amplifier U3C；The resistance R8 of amplifier U4C negative pole ends is connected to, is connected to amplifier U4B positive terminals
Rectifying tube D3, rectifying tube D2, the amplifier U4B negative pole ends are connect with amplifier U4D positive terminals, amplifier U4D negative pole ends
It is connect with triode Q4 collector terminals, the capacitance C7 being connected on amplifier U4D negative pole ends, resistance R14, capacitance C3；It is connected to
Resistance R28 on amplifier U4A negative pole ends is connected to capacitance C8 on amplifier U4A positive terminals；It is connected to amplifier U3D positive terminals
On adjustable resistance M, be connected to adjustable resistance M one end resistance R31 and switch SW-PB, be connected on amplifier U3D negative pole ends
Capacitance C8, the resistance R26 being connected on amplifier U3D negative pole ends, resistance R24；Amplifier U3C positive terminals and resistance R26 with
Resistance R24 intersections connect, and are connected to resistance R23 on amplifier U3C negative pole ends, rectifying tube D6, also include resistance R29, electricity
Hinder R35.
3. Novel high-end holds metal detector according to claim 1, it is characterised in that：The sound light alarming circuit packet
Include triode Q5, triode Q6, triode Q7, buzzer JP1；The resistance R38 being connected on the triode Q5 base terminals,
And connect with amplifier U3C output terminals, the switch S1 being connected on triode Q5 transmitting terminals is connected to triode Q5 collector terminals
On resistance R19, be connected to the buzzer JP1 at resistance R19 both ends；The resistance R17 being connected on triode Q6 base terminals, connection
Resistance R20 on triode Q7 base terminals is connected to two poles between triode Q6 collector terminals and triode Q7 emitter terminals
Pipe LED-R, diode (LED)-G；Described resistance R19 one end with, diode (LED)-R and diode (LED)-G intersections connect.
4. Novel high-end holds metal detector according to claim 1, it is characterised in that：The vibrations motor alarm electricity
Road includes vibrator MD, is connected to resistance R37 on vibrator MD, and resistance R37 is connected with each other with switch S1.
5. Novel high-end holds metal detector according to claim 1, it is characterised in that：The earphone remote alarm interface electricity
Road includes chip NE555, the capacitance C11 being connected on chip NE555, capacitance C13, resistance R16, resistance R18, capacitance C12；Even
Capacitance C10 on chip NE555 is connected to, the rectifying tube ZK1 being connected on capacitance C10 one end, the power supply being connected on rectifying tube ZK1
Socket.
6. Novel high-end holds metal detector according to claim 1, it is characterised in that：The digital voltage regulator packet
Chip U1 is included, the capacitance C10 being connected on chip U1, capacitance C20, capacitance C30 are connected to the resistance of the capacitance C30 other ends
R101。
7. Novel high-end holds metal detector according to claim 1, it is characterised in that：The Ni-MH battery charging electricity
Road includes chip U2, the resistance R301 being connected on chip U2, the triode Q20 being connected on the resistance R301 other ends, connection
In the triode Q10 on triode Q20, the resistance R201 at triode Q10 both ends is connected to, is connected to whole on triode Q20
Flow tube D20, the inductance L10 being connected on triode Q20, the rectifying tube D10 being connected on the inductance L10 other ends are connected to whole
The resistance R40 of the flow tube D10 other ends, resistance R70, resistance R50, the capacitance C40 being parallel between resistance R70 both ends are connected to
Triode Q30 on the resistance R50 other ends, the resistance R100 being connected on triode Q30, resistance R110, resistance R120, resistance
R130。
8. Novel high-end holds metal detector according to claim 1, it is characterised in that：The timing control circuit packet
Chip U3 is included, the triode Q50 being connected on chip U3, rectifying tube D40, capacitance C70, the vibration being connected on capacitance C70 opens
Powered-down road；The resistance R140 and triode Q40 being connected on triode Q50 are connected to the capacitance C60 of the rectifying tube D40 other ends
Rectifying tube D40 and triode Q40 are connected to rectifying tube D30, the resistance R160 being connected between chip U3 and triode Q50
Between resistance R131.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721589083.8U CN207571322U (en) | 2017-11-24 | 2017-11-24 | Novel high-end holds metal detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721589083.8U CN207571322U (en) | 2017-11-24 | 2017-11-24 | Novel high-end holds metal detector |
Publications (1)
| Publication Number | Publication Date |
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| CN207571322U true CN207571322U (en) | 2018-07-03 |
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ID=62691963
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721589083.8U Active CN207571322U (en) | 2017-11-24 | 2017-11-24 | Novel high-end holds metal detector |
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| Country | Link |
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| CN (1) | CN207571322U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100372A (en) * | 2018-07-04 | 2018-12-28 | 安徽库硕矿产品销售有限公司 | Portable composition of ores detection device |
-
2017
- 2017-11-24 CN CN201721589083.8U patent/CN207571322U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100372A (en) * | 2018-07-04 | 2018-12-28 | 安徽库硕矿产品销售有限公司 | Portable composition of ores detection device |
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