CN209070043U - A kind of cable detection device - Google Patents
A kind of cable detection device Download PDFInfo
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- CN209070043U CN209070043U CN201821441224.6U CN201821441224U CN209070043U CN 209070043 U CN209070043 U CN 209070043U CN 201821441224 U CN201821441224 U CN 201821441224U CN 209070043 U CN209070043 U CN 209070043U
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- winding displacement
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Abstract
The utility model provides a kind of cable detection device, including power circuit, warning circuit, reset circuit, communicating circuit, I/O port expanded circuit, dial-up circuit, light-coupled isolation imput output circuit.The utility model provides the device that a kind of pair of winding displacement detects automatically, can intuitively detect to winding displacement, and suitable for the winding displacement of various different harness, speed is fast, zero defect.It may determine that and sort out the various abnormal conditions of winding displacement.
Description
Technical field
The utility model relates to cable detection device fields.
Background technique
Winding displacement is also flexible circuit board (FPC).It provides winding displacement rule, line sequence, line color, line according to affiliated industry standard
Number etc., for the data transmission in movable part and zone of action, if mainboard connects the data line of hard disk, CD-ROM drive inside computer,
Cell phone mainboard connects the data line of display screen, and there are also the data lines connected between equipment to be all referred to as winding displacement.
Winding displacement is small in size, light-weight, and the initial design of winding displacement plate is for the biggish harness lead of substituted volume.Winding displacement can
Mobile, bending is reversed without damaging conducting wire, and different shape and special package dimension can be deferred to.Itself only restriction is that
Volumetric spaces problem.Due to that can bear millions of dynamic bendings, winding displacement can be perfectly suitable for continuously movement or regular
It is linked in system in movement, becomes a part of final products function.In addition, winding displacement have excellent electrical property, dielectric properties,
Heat resistance.
At present on the market temporarily it has not been found that having specifically dedicated for the Electronic apparatus of detection winding displacement quality
Words are typically all to be fixed by some machine dies, and operator is then allowed to go the quality for individually measuring line by hand with multimeter.And
This winding displacement model is different, and line footpath is very thin and more, close.The amount that general this winding displacement production is got up is again very big, if operator
Member is gone by hand if checking in this way, bad docking, and workload is very big and takes up one's energy, and is also easy to malfunction.It is time-consuming if integrating
Arduously, error rate is high.
Summary of the invention
For above situation, the utility model provides a set of automatic electronic dedicated for detecting the winding displacement of different harness
Detection device.This cable detection device is easy to operate, and suitable for the winding displacement of various different harness, speed is fast, zero defect.It can sentence
Break and sort out the various abnormal conditions of winding displacement.
The utility model realizes that its technical purpose technical solution is: a kind of cable detection device, including in one end of winding displacement
Into winding displacement, each conducting wire sends the sender unit of electric signal, receives in winding displacement on each conducting wire from the winding displacement other end
Signal signal receiving device, comparison signal emitter transmitting signal and signal receiving device received signal comparison
Device, if sender unit has sent signal from a certain of winding displacement one end conducting wire, and winding displacement other end signal receiving device from
Signal is not received on same root conducting wire, then this root conducting wire is obstructed in the winding displacement；It is characterized by: the sender unit
It is formed respectively by an I/O port of microprocessor with signal receiving device, further includes transmitting I/O expansion circuit and reception I/O expansion electricity
Road；I/O port in microprocessor as sender unit is extended to and number of lead wires in winding displacement by the transmitting I/O expansion circuit
Identical transmitting I/O port is measured, transmitting I/O port is connected with the conducting wire in winding displacement one end respectively；The reception I/O expansion circuit will be micro-
I/O port in processor as signal receiving device is extended to the identical reception I/O port of number of conductors in winding displacement, receives I/O port difference
It is connected with the conducting wire in the winding displacement other end.
The utility model provides the device that a kind of pair of winding displacement detects automatically, can intuitively detect to winding displacement, is applicable in
In the winding displacement of various different harness, speed is fast, zero defect.It may determine that and sort out the various abnormal conditions of winding displacement.
Further, in above-mentioned cable detection device: further including light-coupled isolation output circuit and light-coupled isolation input electricity
Road, the light-coupled isolation output circuit are separately positioned between each transmitting I/O port and the every winding displacement conducting wire of winding displacement one end；
The light-coupled isolation input circuit is separately positioned between every winding displacement conducting wire of each reception I/O port and the winding displacement other end.
Further, in above-mentioned cable detection device: the light-coupled isolation output circuit includes optocoupler U01, current limliting
Resistance R29, light emitting diode O1；First operating voltage connects the 1st pin of optocoupler U01, and the 2nd pin of optocoupler U01 passes through current limliting
I/O port is penetrated in the pole P of resistance R29 sending and receiving optical diode O1, the pole the N sending and receiving of light emitting diode O1；The 4th pin of optocoupler U01 connects second
Working power, the 3rd pin of optocoupler U01 run in the conducting wire of line one end.
Further, in above-mentioned cable detection device: the light-coupled isolation input circuit includes optocoupler Ui1, shines
Diode I, resistance R31, resistance R32 and capacitor C30；A piece conducting wire of the winding displacement other end connects the 1st pin of optocoupler Ui1, optocoupler
The 2nd pin of Ui1 is grounded by resistance R32, and capacitor C30 is connected between the 1st pin of optocoupler Ui1 and ground；
First working power successively passes through light emitting diode I, resistance R31 connects the 4th pin of optocoupler Ui1, and described shines
The pole P of diode I connects the first working power end, the 3rd pin ground connection of optocoupler Ui1.
Further, in above-mentioned cable detection device: it further include system reset circuit, the system reset circuit packet
Include single channel schmidt trigger reverser chip U1, resistance R1, resistance R2 and resistance R3, capacitor C1；
Working power VCC is grounded by resistance R1 and capacitor C1 series winding, and the common end order road of resistance R1 and capacitor C1 are applied
Mi Te triggers the A pin of reverser chip U1, between working power VCC and the A pin of single channel schmidt trigger reverser chip U1
It is connected with resistance R2, resistance R3；The public affairs that the Y pin connecting resistance R2 of single channel schmidt trigger reverser chip U1 is connected with resistance R3
End, which is formed, altogether resets output.
Further, in above-mentioned cable detection device: the buzzer circuit includes buzzing electric bell and driving circuit,
Operating voltage VCC connects the anode of buzzing electric bell, and driving circuit is arranged between buzzing electric bell cathode and ground；The driving circuit
Including triode Q1, the collector and emitter of the triode Q1 meets the cathode and ground of buzzing electric bell, triode Q1 respectively
Base stage connect the interrupt output of MCU.
Below with reference to drawings and examples, the utility model is described in detail.
Detailed description of the invention
Fig. 1 is 1 system principle block diagram of the utility model embodiment.
Fig. 2 is reset circuit schematic diagram.
Fig. 3 is warning circuit schematic diagram.
Fig. 4 is light-coupled isolation output circuit.
Fig. 5 is light-coupled isolation input circuit.
Specific embodiment
The present embodiment be it is a kind of detect winding displacement device, as shown in Figure 1, the device mainly by power circuit, warning circuit,
Reset circuit, communicating circuit, I/O port expanded circuit, dial-up circuit, light-coupled isolation imput output circuit composition.
Under normal circumstances, the device for detecting winding displacement includes that into winding displacement, each conducting wire sends electric signal in one end of winding displacement
Sender unit, from the winding displacement other end receive the signal receiving device of the signal in winding displacement on each conducting wire, compare letter
The signal of number emitter transmitting and the comparison unit of signal receiving device received signal, if sender unit is from winding displacement one
A certain conducting wire is held to have sent signal, and winding displacement other end signal receiving device does not receive signal from same root conducting wire, then
This root conducting wire is obstructed in the winding displacement；In the present embodiment, the sender unit and signal receiving device are respectively by micro process
One I/O port of device is formed, and further includes transmitting I/O expansion circuit and reception I/O expansion circuit；Emit I/O expansion circuit for micro process
I/O port in device as sender unit is extended to transmitting I/O port identical with number of conductors in winding displacement, transmitting I/O port respectively with
Conducting wire in winding displacement one end is connected；The I/O expansion circuit that receives will expand in microprocessor as the I/O port of signal receiving device
Exhibition is the identical reception I/O port of number of conductors in winding displacement, receives I/O port and is connected respectively with the conducting wire in the winding displacement other end.
After being inserted into winding displacement above device, system will be detected automatically, corresponding after detecting that winding displacement is plugged
Indicator light light, then system waiting for the start detection signal instruction, after receiving sense command, device start automatically from
The connection (disconnecting, short circuit intersects) that first foot starts successively to detect winding displacement is exported by photoelectric coupled circuit one end, and the other end is defeated
Enter, MCU can receive signal when normal.How much the detection harness of winding displacement can be by the dial-up numerical value in dial-up circuit Lai corresponding
Configuration.When detecting has abnormal conditions in winding displacement, corresponding indicator light is bright and stops here, while warning circuit receives phase
The abnormal conditions signal level answered, warning circuit are started to work, and buzzer is rung.It is different that occurs in prompt people's winding displacement
Often.When needing to detect again, system can be made to return to original state by reset circuit.
Fig. 2 show the special circuit for system reset, which is exactly to reset to use to MCU main control chip
, fortuitous event is prevented, chip operation pathological system stops working, it is allowed to return to original state.In the present embodiment, it is
System reset circuit, the system reset circuit includes single channel schmidt trigger reverser chip U1, resistance R1, resistance R2 and electricity
Hinder R3, capacitor C1；
Working power VCC is grounded by resistance R1 and capacitor C1 series winding, and the common end order road of resistance R1 and capacitor C1 are applied
Mi Te triggers the A pin of reverser chip U1, between working power VCC and the A pin of single channel schmidt trigger reverser chip U1
It is connected with resistance R2, resistance R3；The public affairs that the Y pin connecting resistance R2 of single channel schmidt trigger reverser chip U1 is connected with resistance R3
End, which is formed, altogether resets output.The best advantage of this circuit is exactly to reset accurate, fast response time, strong antijamming capability.Can have
Is made to order by most effective reaction for effect ground.
Warning circuit is as shown in figure 3, its working principle: when detecting winding displacement exception, alarm signal BEEP becomes high level,
To which driving triode is connected, buzzer has electric current to flow through at this time, and buzzer is rung, alarm.
Light-coupled isolation output circuit is as shown in figure 4, the circuit includes optocoupler U01, current-limiting resistance R29, light emitting diode O1；
First operating voltage connects the 1st pin of optocoupler U01, and the 2nd pin of optocoupler U01 passes through current-limiting resistance R29 sending and receiving optical diode O1
The pole P, the pole the N sending and receiving of light emitting diode O1 penetrate I/O port；The 4th pin of optocoupler U01 connects the second working power, and the 3rd of optocoupler U01 the
Pin runs in the conducting wire of line one end.Output end -- when driver foot is low level, optocoupler one end, which is led, alives, inside two
Pole pipe issues optical signal, so that the photosensitive triode ON of the other end, output foot exports high level.
Light-coupled isolation input circuit such as Fig. 5's shows, including optocoupler Ui1, light emitting diode I, resistance R31, resistance R32 and electricity
Hold C30；A piece conducting wire of the winding displacement other end connects the 1st pin of optocoupler Ui1, and the 2nd pin of optocoupler Ui1 is grounded by resistance R32,
Capacitor C30 is connected between the 1st pin of optocoupler Ui1 and ground；First working power successively passes through light emitting diode I, resistance R31
The 4th pin of optocoupler Ui1 is connect, the pole P of the light emitting diode I connects the first working power end, and the 3rd pin of optocoupler Ui1 connects
Ground.
Input terminal -- when INPUT foot obtains high level, this end of optocoupler conducting, internal diode optical signal is provided, that end
Photosensitive triode ON, IN foot becomes low level.
Claims (6)
1. a kind of cable detection device, including one end in winding displacement, into winding displacement, each conducting wire sends the signal transmitting of electric signal
Device, signal receiving device, the comparison signal emitter that the signal in winding displacement on each conducting wire is received from the winding displacement other end
The signal of transmitting and the comparison unit of signal receiving device received signal, if sender unit is led for a certain from winding displacement one end
Line has sent signal, and winding displacement other end signal receiving device does not receive signal from same root conducting wire, then this in the winding displacement
Root conducting wire is obstructed；It is characterized by: the sender unit and signal receiving device are respectively by an IO of microprocessor
Mouth is formed, and further includes transmitting I/O expansion circuit and reception I/O expansion circuit；The transmitting I/O expansion circuit will be in microprocessor
I/O port as sender unit is extended to transmitting I/O port identical with number of conductors in winding displacement, transmitting I/O port respectively with winding displacement
Conducting wire in one end is connected；I/O port in microprocessor as signal receiving device is extended to by the reception I/O expansion circuit
The identical reception I/O port of number of conductors in winding displacement receives I/O port and is connected respectively with the conducting wire in the winding displacement other end.
2. cable detection device according to claim 1, it is characterised in that: further include light-coupled isolation output circuit and optocoupler
Isolation input circuit, the light-coupled isolation output circuit are separately positioned on every winding displacement of each transmitting I/O port and winding displacement one end
Between conducting wire；The light-coupled isolation input circuit is separately positioned on each reception I/O port and every winding displacement conducting wire of the winding displacement other end
Between.
3. cable detection device according to claim 2, it is characterised in that:
The light-coupled isolation output circuit includes optocoupler U01, current-limiting resistance R29, light emitting diode O1；First operating voltage connects
The 1st pin of optocoupler U01, the 2nd pin of optocoupler U01 pass through the pole P of current-limiting resistance R29 sending and receiving optical diode O1, light-emitting diodes
I/O port is penetrated in the pole the N sending and receiving of pipe O1；The 4th pin of optocoupler U01 connects the second working power, and the 3rd pin of optocoupler U01 runs in line one end
A conducting wire.
4. cable detection device according to claim 3, it is characterised in that:
The light-coupled isolation input circuit includes optocoupler Ui1, light emitting diode I, resistance R31, resistance R32 and capacitor C30；Row
A piece conducting wire of the line other end connects the 1st pin of optocoupler Ui1, and the 2nd pin of optocoupler Ui1 is grounded by resistance R32, capacitor C30
It is connected between the 1st pin of optocoupler Ui1 and ground；
First working power successively passes through light emitting diode I, resistance R31 connects the 4th pin of optocoupler Ui1, the light-emitting diodes
The pole P of pipe I connects the first working power end, the 3rd pin ground connection of optocoupler Ui1.
5. cable detection device according to claim 1, it is characterised in that: further include system reset circuit, described is
Reset circuit of uniting includes single channel schmidt trigger reverser chip U1, resistance R1, resistance R2 and resistance R3, capacitor C1；
Working power VCC passes through resistance R1 and capacitor C1 series winding ground connection, the common end order road Schmidt of resistance R1 and capacitor C1
The A pin for triggering reverser chip U1, connects between working power VCC and the A pin of single channel schmidt trigger reverser chip U1
There are resistance R2, resistance R3；The common end that the Y pin connecting resistance R2 of single channel schmidt trigger reverser chip U1 is connected with resistance R3
It is formed and resets output.
6. cable detection device according to claim 1, it is characterised in that: it further include buzzer circuit, the buzzing
Device circuit includes buzzing electric bell and driving circuit, and operating voltage VCC connects the anode of buzzing electric bell, in buzzing electric bell cathode and ground
Between driving circuit is set；The driving circuit includes triode Q1, the collector and emitter difference of the triode Q1
The cathode and ground of buzzing electric bell are connect, the base stage of triode Q1 connects the interrupt output of MCU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441224.6U CN209070043U (en) | 2018-09-04 | 2018-09-04 | A kind of cable detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441224.6U CN209070043U (en) | 2018-09-04 | 2018-09-04 | A kind of cable detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209070043U true CN209070043U (en) | 2019-07-05 |
Family
ID=67091661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821441224.6U Active CN209070043U (en) | 2018-09-04 | 2018-09-04 | A kind of cable detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209070043U (en) |
-
2018
- 2018-09-04 CN CN201821441224.6U patent/CN209070043U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220610 Address after: 414000 workshop 2, east side of Tianli Road, Miluo circular economy industrial park, Xinshi Town, Miluo City, Yueyang City, Hunan Province Patentee after: Hunan Tianyong Chenwei Intelligent Equipment Co.,Ltd. Address before: 414400 south of Hexin Road, East Tianli Road, Miluo circular economy industrial park, Yueyang City, Hunan Province Patentee before: HUNAN CHENWEI TECHNOLOGY CO.,LTD. |