CN206400048U - Automate cable cruising inspection system control circuit - Google Patents
Automate cable cruising inspection system control circuit Download PDFInfo
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- CN206400048U CN206400048U CN201621008322.1U CN201621008322U CN206400048U CN 206400048 U CN206400048 U CN 206400048U CN 201621008322 U CN201621008322 U CN 201621008322U CN 206400048 U CN206400048 U CN 206400048U
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Abstract
The utility model proposes automation cable cruising inspection system control circuit, including electronic tag, governor circuit, rfid circuit, antenna circuit, processing terminal；The governor circuit includes main control chip U1, resistance R5, resistance R6, LED diode D2, triode Q1, buzzer B1；The crystal oscillator X1 connected between the 1st pin and the 24th pin including chip U2, electric capacity CC1, resistance R8, diode DS1 and the chip U2；The antenna part circuit, including inductance L1, electric capacity C1, C3 and inductance L2, the one-level resonance circuit of electric capacity C2, C4 composition；Electric capacity C6, C7, C8, C9, C10, C11, two grades of resonance circuits of composition.By simple in the less circuit of peripheral component, stability is good low in energy consumption, make with debugging also relatively simple and because it employs noncontact device card reader chip FM1702SL, this chip only needs to MCU and send order by SPI interface can just to complete the operation to card.A variety of radio frequency identification application systems can be conveniently applied to.
Description
Technical field
The utility model is related to test technique automatic field, more particularly to automates cable cruising inspection system control circuit.
Background technology
Now, in network system, in order to ensure that cable can normally work, it usually needs periodically to each cable
Carry out inspection.
It is then a large amount of at these, it is necessary to which patrol officer carries a large amount of related paper documents during existing inspection
Paper document in browse search just inspection cable related data, with this determination, whether the cable defective.However, by
Too many in paper document, it is extremely inconvenient that patrol officer browses, and time-consuming, inefficiency.Existing cable inspection
It in system, can only alarm whether cable damages, have no idea to show the particular location of cable, overhauled in staff
During, it can usually be wasted time because of detection less than particular location, influence the maintenance of cable.Therefore research automation cable is patrolled
Check system circuit, has practical significance for the realization of intelligent cable inspection
Utility model content
The purpose of this utility model is intended at least solve one of described technological deficiency.
Therefore, a purpose of the present utility model is to propose automation cable cruising inspection system control circuit, including electronics
Label, governor circuit, rfid circuit, antenna circuit, processing terminal, the electronic tag are connected by antenna and antenna circuit
Connect, the antenna circuit, rfid circuit, governor circuit are sequentially connected；The governor circuit using serial communication modular with
Processing middle-end is connected；
The governor circuit includes main control chip U1 and driver element, and the driver element is connected with main control chip U1；
The rfid circuit includes clock unit, chip U2；The clock unit is connected with chip U2；
The antenna circuit includes one-level resonant element, two grades of resonant elements, filter units；The one-level resonant element with
Two grades of resonant elements are connected, and the filter unit is connected with two grades of resonant elements.
It is preferred that, the main control chip U1 uses ATmega128 chips；The drive circuit include resistance R5, resistance R6,
LED diodes D2, triode Q1, buzzer B1；
The PC1 pins of the main control chip U1 are connected with resistance R6 one end, resistance R6 other end connection LED diodes
D2 negative electrode, LED diode D2 anodes connect high level and triode Q1 colelctor electrode；Main control chip U1 PC0 pins and resistance
R5 one end is connected, resistance R5 other end connecting triode Q1 base stage, triode Q1 emitter stage connection buzzer B1's
One end, buzzer B1 other end ground connection；Main control chip U1 connects rfid circuit chip U2 by SPI communication interface.
It is preferred that, the rfid circuit chips U2, using FM1702SL chips；The clock unit includes electric capacity
CC1, resistance R8, diode DS1, crystal oscillator X1, electric capacity CC2；
The electric capacity CC1 is connected between chip U2 the 5th pin and the 7th pin；The resistance R8 connection diodes DS1
Anode be connected between chip U2 the 16th pin and the 17th pin；Between the 1st pin and the 24th pin of the chip U2
Connect crystal oscillator X1, the crystal oscillator X1 two ends difference series capacitance CC1 and electric capacity CC2 ground connection；The chip U2 the 12nd, 13,
14th, 15,23 pins be sequentially connected main control chip U1 the 33rd, 34,35,32,31 pins.
It is preferred that, in the antenna circuit, the one-level resonant element includes inductance L2, electric capacity C2, electric capacity C4；It is described
Two grades of resonant elements include electric capacity C6, electric capacity C7, electric capacity C8, electric capacity C9, electric capacity C10, electric capacity C11；The filter unit includes
Electric capacity C5, electric capacity C14, electric capacity C15, resistance R1 and resistance R2；
Inductance L1 one end connection chip U2 the 6th pin, other end connection electric capacity C1, electric capacity C3 and electric capacity C6, the electricity
Hold C3 in parallel with electric capacity C1, the electric capacity C6 other ends connection electric capacity C8, C10；The electric capacity C1, electric capacity C3, electric capacity C8, electric capacity C10
The other end ground connection；The 4th pin other end connection electric capacity C2, electric capacity C4 and the electric capacity of inductance L2 one end connection chip U2
C7, the electric capacity C2 is in parallel with electric capacity C4, electric capacity C7 other ends connection electric capacity C9, electric capacity C11；The electric capacity C2, electric capacity C4, electricity
Hold C9, electric capacity C11 other end ground connection；Electric capacity C7 and electric capacity the C9 junction is also connected with resistance R3, the resistance R3, electric capacity
C50, resistance R2 are sequentially connected in series, and the 21st pin of the resistance R2 other ends connection chip U2 is while series resistance R1, the electricity
The resistance R2 other ends are also connected with chip U2 the 22nd pin；The 22nd pin connection electric capacity C15 ground connection of the chip U2；The resistance
R1 and resistance R2 tie point series capacitances C14 is grounded.
It is preferred that, the main control chip U1 connects MAX232 serial port circuits respectively by the 2nd pin and the 3rd pin.
It is preferred that, the processing terminal is connected with the MAX232 serial port circuits.
To achieve these goals, the automation cable cruising inspection system control that the embodiment of the utility model one side is provided
Circuit at least has advantages below：
By simple in the less circuit of peripheral component, stability is good low in energy consumption, make with debugging it is also relatively simple and
Because it employs noncontact device card reader chip FM1702SL, this chip only needs to MCU and order is sent by SPI interface just
The operation to card can be completed.A variety of radio frequency identification application systems can be conveniently applied to.
The additional aspect of the utility model and advantage will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from description of the accompanying drawings below to embodiment is combined
Become substantially and be readily appreciated that, wherein：
Fig. 1 is that the utility model automates the circuit theory diagrams that cable cruising inspection system controls circuit governor circuit；
Fig. 2 is that the utility model automates the circuit theory diagrams that cable cruising inspection system controls circuit radio circuit；
Fig. 3 is that the utility model automates the circuit theory diagrams that cable cruising inspection system controls circuit antenna；
Fig. 4 is the utility model automation cable cruising inspection system control circuit connection block diagram.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
The utility model embodiment
As shown in figure 4, automation cable cruising inspection system control circuit, including electronic tag, governor circuit, radio frequency identification electricity
Road, antenna circuit, processing terminal；
As shown in figure 1, the governor circuit includes main control chip U1, resistance R5, resistance R6, LED diode D2, triode
Q1, buzzer B1；The PC1 pins of the main control chip U1 are connected with resistance R6 one end, resistance R6 other end connection LED bis-
Pole pipe D2 negative poles, LED diode D2 positive poles connect 5V and triode Q1 colelctor electrode；Main control chip U1PC0 pins are with resistance R5's
One end is connected, resistance R5 other end connecting triode Q1 base stage, triode Q1 emitter stage connection buzzer B1 one end,
Buzzer B1 other end ground connection；Main control chip U1 instructs to control rfid circuit chip by SPI communication interface Transmission
U2；
As shown in Fig. 2 the rfid circuit includes chip U2, electric capacity CC1, resistance R8, diode DS1, the electricity
Hold CC1 to be connected between chip U2 the 5th pin and the 7th pin；The positive pole of the resistance R8 connection diodes DS1 is connected on core
Between piece U2 the 16th pin and the 17th pin；Connect crystal oscillator X1 between the 1st pin and the 24th pin of the chip U2, described
Crystal oscillator X1 two ends difference series capacitance CC1 and CC2 ground connection；The chip U2 the 12nd, 13,14,15,23 pins are sequentially connected
Main control chip U1 the 33rd, 34,35,32,31 pins.
As shown in figure 3, the antenna part circuit, including inductance L1, electric capacity C1, C3 and inductance L2, electric capacity C2, C4 group
Into one-level resonance circuit；Electric capacity C6, C7, C8, C9, C10, C11, two grades of resonance circuits of composition；Also include electric capacity C5, C14,
C15 and resistance R1, R2；The 6th pin of inductance L1 one end connection chip U2, other end connection electric capacity C1, C3 and electric capacity C6,
The electric capacity C3 is in parallel with electric capacity C1, the electric capacity C6 other ends connection electric capacity C8, C10；Described electric capacity C1, C3, C8, C10's is another
End ground connection；The 4th pin other end connection electric capacity C2, C4 and electric capacity C7 of inductance L2 one end connection chip U2, the electric capacity
C2 is in parallel with electric capacity C4, the electric capacity C7 other ends connection electric capacity C9, C11；Described electric capacity C2, C4, C9, C11 other end ground connection；
Electric capacity C7 and electric capacity the C9 junction is also connected with resistance R3 described in resistance R3, electric capacity C5, resistance R2 and is sequentially connected in series, the resistance
R2 other ends connection chip U2 the 21st pin is while series resistance R1, connection chip U2 the 22nd pin.The chip U2's
22nd pin connection electric capacity C15 ground connection；The resistance R1 and resistance R2 tie point series capacitances C14 is grounded.
The main control chip U1 connects MAX232 serial port circuits respectively by the 2nd pin and the 3rd pin.The main control chip
U1 uses ATmega128 chips.The radio frequency chip U2 uses FM1702SL chips.
It can be seen that the utility model is mainly made up of AVR processors, FM1702SL, antenna circuit from Fig. 1 and Fig. 2, its
Middle AVR processors instruct to control FM1702SL by SPI communication interface Transmission, are constantly exported by the pin TX2 of FM1702SL the 6th
13.56M carrier signal is coupled to first order LC resonance circuits,
This grade of LC resonance circuits its main function is to filter out higher hamonic wave and amplify signal resonance.Amplify by this one-level
Signal be coupled to second level LC resonance circuits through C6 and C7.Second level LC resonance circuits are by antenna and C8, C9, C10, C11 group
Into making their resonance in 13.56M frequencies by adjusting C8, C9, C10, C11 capacitance size, by two grades of resonance circuits
Resonance amplifies, now existing enough outside surface launching radio magnetic waves of energy on antenna.When electronic tag enters radio frequency electrical
When within the scope of the Antenna Operation on road, due to there is a LC series resonant circuit in radio circuit, its frequency is sent out with radio-frequency module
The frequency penetrated is identical, under the excitation of electromagnetic wave, and LC resonance circuits produce resonance, so that there is electric charge in electric capacity, pass through two
Electric charge in electric capacity is sent in another electric capacity and stored by pole pipe, when the electric charge accumulated reaches to a certain degree, by electronics mark
Data in label are launched.The data that antenna is received are coupled to FM1702SL RX pin, and data are gone through inner decoding demodulation,
So as to complete the read-write operation to electronic tag.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is not departing from the utility model
Principle and objective in the case of above-described embodiment can be changed in the range of the utility model, change, replace and
Modification.Scope of the present utility model is by appended claims and its equivalent limits.
Claims (7)
1. automate cable cruising inspection system control circuit, it is characterised in that including electronic tag, governor circuit, radio frequency identification electricity
Road, antenna circuit, processing terminal, the electronic tag are connected by antenna with antenna circuit, the antenna circuit, radio frequency identification
Circuit, governor circuit are sequentially connected；The governor circuit is connected using serial communication modular with processing middle-end；
The governor circuit includes main control chip (U1) and driver element, and the driver element is connected with main control chip (U1)；
The rfid circuit includes clock unit, chip (U2)；The clock unit is connected with chip (U2)；
The antenna circuit includes one-level resonant element, two grades of resonant elements, filter units；The one-level resonant element and two grades
Resonant element is connected, and the filter unit is connected with two grades of resonant elements.
2. automation cable cruising inspection system control circuit according to claim 1, it is characterised in that：The main control chip
(U1) ATmega128 chips are used；The drive circuit includes resistance (R5), resistance (R6), LED diodes (D2), triode
(Q1), buzzer (B1)；
The PC1 pins of the main control chip (U1) are connected with one end of resistance (R6), other end connection LED bis- poles of resistance (R6)
The negative electrode of (D2) is managed, LED diodes (D2) anode connects the colelctor electrode of high level and triode (Q1)；The PC0 of main control chip (U1)
Pin is connected with the one end of resistance (R5), the base stage of the other end connecting triode (Q1) of resistance (R5), the hair of triode (Q1)
One end of emitter-base bandgap grading connection buzzer (B1), the other end ground connection of buzzer (B1)；Main control chip (U1) is connected by SPI communication interface
Connect rfid circuit chip (U2).
3. automation cable cruising inspection system control circuit according to claim 1, it is characterised in that：The radio frequency identification electricity
Road chips (U2), using FM1702SL chips；The clock unit include electric capacity (CC1), resistance (R8), diode (DS1),
Crystal oscillator (X1), electric capacity (CC2)；
The electric capacity (CC1) is connected between the 5th pin of chip (U2) and the 7th pin；The resistance (R8) connects diode
(DS1) anode is connected between the 16th pin of chip (U2) and the 17th pin；The 1st pin and the 24th of the chip (U2)
Series connection crystal oscillator (X1) between pin, crystal oscillator (X1) the two ends difference series capacitance (CC1) and electric capacity (CC2) ground connection；The core
Piece (U2) the 12nd, 13,14,15,23 pins be sequentially connected main control chip (U1) the 33rd, 34,35,32,31 pins.
4. automation cable cruising inspection system control circuit according to claim 1, it is characterised in that：In the antenna circuit
In, the one-level resonant element includes inductance (L2), electric capacity (C2), electric capacity (C4)；Two grades of resonant elements include electric capacity
(C6), electric capacity (C7), electric capacity (C8), electric capacity (C9), electric capacity (C10), electric capacity (C11)；The filter unit include electric capacity (C5),
Electric capacity (C14), electric capacity (C15), resistance (R1) and resistance (R2)；
6th pin of one end connection chip (U2) of inductance (L1), other end connection electric capacity (C1), electric capacity (C3) and electric capacity (C6)
One end, the electric capacity (C3) be in parallel with electric capacity (C1), one end of electric capacity (C6) other end connection electric capacity (C8), electric capacity (C10)
One end；The electric capacity (C1), electric capacity (C3), electric capacity (C8), the other end ground connection of electric capacity (C10)；Described inductance (L2) one end
The 4th pin of chip (U2) is connected, the other end connects the one of one end, one end of electric capacity (C4) and electric capacity (C7) of electric capacity (C2)
End, the electric capacity (C2) is in parallel with electric capacity (C4), electric capacity (C7) other end connection electric capacity (C9), electric capacity (C11)；The electric capacity
(C2), the other end ground connection of electric capacity (C4), electric capacity (C9), electric capacity (C11)；The electric capacity (C7) and electric capacity (C9) junction also connect
Connecting resistance (R3), the resistance (R3), electric capacity (C50), resistance (R2) are sequentially connected in series, and resistance (R2) other end connects chip
(U2) the 21st pin is while series resistance (R1), resistance (R2) other end is also connected with the 22nd pin of chip (U2)；Institute
State the 22nd pin connection electric capacity (C15) ground connection of chip (U2)；The resistance (R1) and resistance (R2) tie point series capacitance
(C14) it is grounded.
5. automation cable cruising inspection system control circuit according to claim 2, it is characterised in that：The main control chip
(U1) MAX232 serial port circuits are connected by the 2nd pin and the 3rd pin respectively.
6. automation cable cruising inspection system control circuit according to claim 5, it is characterised in that：The processing terminal with
The MAX232 serial port circuits are connected；The main control chip (U1) uses ATmega128 chips.
7. automation cable cruising inspection system control circuit according to claim 1, it is characterised in that：The radio frequency chip
(U2) FM1702SL chips are used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621008322.1U CN206400048U (en) | 2016-08-31 | 2016-08-31 | Automate cable cruising inspection system control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621008322.1U CN206400048U (en) | 2016-08-31 | 2016-08-31 | Automate cable cruising inspection system control circuit |
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| Publication Number | Publication Date |
|---|---|
| CN206400048U true CN206400048U (en) | 2017-08-11 |
Family
ID=59508101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621008322.1U Active CN206400048U (en) | 2016-08-31 | 2016-08-31 | Automate cable cruising inspection system control circuit |
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| Country | Link |
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| CN (1) | CN206400048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422340A (en) * | 2019-08-29 | 2019-11-08 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Power supply unit, power supply system, cable loosen detection method and aircraft |
-
2016
- 2016-08-31 CN CN201621008322.1U patent/CN206400048U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110422340A (en) * | 2019-08-29 | 2019-11-08 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Power supply unit, power supply system, cable loosen detection method and aircraft |
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