CN203054146U - Multi-core cable test device - Google Patents
Multi-core cable test device Download PDFInfo
- Publication number
- CN203054146U CN203054146U CN 201220670386 CN201220670386U CN203054146U CN 203054146 U CN203054146 U CN 203054146U CN 201220670386 CN201220670386 CN 201220670386 CN 201220670386 U CN201220670386 U CN 201220670386U CN 203054146 U CN203054146 U CN 203054146U
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- proving installation
- power supply
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Abstract
The utility model discloses a multi-core cable test device. The device comprises a main machine and a hand-held terminal, wherein a power supply circuit, a pulse triggering circuit connected with the power supply circuit and a first indication circuit are arranged inside a housing of the main machine, and the power supply circuit powers the pulse triggering circuit and the first indication circuit; and the pulse triggering circuit is composed of an astable multi-resonant oscillator circuit and a decade counter; and the hand-held terminal is internally provided with a second indication circuit. According to the utility model, the multi-core cable test device can automatically carry out quick detection on the connection and disconnection of each core wire, providing good use effect; and the device can be used for detecting RJ cables, and double-core and multi-core low-voltage signal cables, the detection speed is high, the detection is accurate, and the working efficiency is significantly improved, greatly facilitating the detection and maintenance of multiple wire cores of the cable by working personnel.
Description
Technical field
The utility model relates to the cable detection technical field, especially relates to a kind of polycore cable proving installation.
Background technology
When the control system of erecting equipment, often need to connect the cable of multicore, also to all to find out each root lead wherein at the two ends of cable, and can not confuse.At present, be to find out single line in the cable earlier as concentric line with multimeter to the inspection of multi-core cable wire method commonly used, then by this concentric line again with the line of finding out other successively.When the cable core number more for a long time, adopt the method to waste time and energy, speed is slow, easy omission flase drop also, inefficiency is unfavorable for more large batch of monitoring.
Summary of the invention
For addressing the above problem, the purpose of this utility model provide a kind of simple in structure, easy to use, test polycore cable proving installation accurately.
For achieving the above object, the utility model adopts following technical scheme:
A kind of polycore cable proving installation, it comprises main frame and handheld terminal, is provided with power circuit, the pulsed triggering circuit that links to each other with power circuit and first indicating circuit in the described host shell, power circuit is pulsed triggering circuit, the power supply of first indicating circuit; Pulsed triggering circuit is made up of stable multi-oscillation circuit and decade counter, and the output terminal of stable multi-oscillation circuit is connected with the input end of decade counter; First indicating circuit comprises first connection terminal and several light emitting diodes, the positive pole of several light emitting diodes is connected with the output terminal of decade counter, the negative pole of several light emitting diodes is connected with first connection terminal, and each light emitting diode is parallel with an opposite polarity diode with it; Be provided with second indicating circuit in the described handheld terminal housing, second indicating circuit comprises second connection terminal and several light emitting diodes, the negative pole of several light emitting diodes is connected with second connection terminal, and each light emitting diode is parallel with an opposite polarity diode with it.
Described polycore cable proving installation, its power circuit adopts electric network source and two kinds of power supply modes of electric battery, switches by switch.
Described polycore cable proving installation, its decade counter are one or more cascades.
Described polycore cable proving installation, the output terminal of the stable multi-oscillation circuit of its pulsed triggering circuit also is connected with a buzzing cue circuit, the buzzing cue circuit is made up of switch, triode and hummer, the output terminal of stable multi-oscillation circuit is connected with the base stage of triode through switch, the collector of triode is connected with hummer one end, the grounded emitter of triode, another termination power of hummer.
Owing to adopt aforesaid technical scheme, the utlity model has following superiority:
This polycore cable proving installation, it can carry out fast detecting to the break-make of every core automatically, and result of use is good, for detection of RJ cable, twin-core and multicore low-voltage signal cable, the order of lighting according to light emitting diode, can search many cores of cable simultaneously, detection speed is fast, and is accurate, significantly improved work efficiency, be very easy to the staff to detection and the maintenance work of many cores of cable, be conducive to more large batch of monitoring, have good application value.
Description of drawings
Fig. 1 is the schematic diagram of the power circuit of the utility model polycore cable proving installation;
Fig. 2 is the schematic diagram of the stable multi-oscillation circuit of the utility model polycore cable proving installation;
Fig. 3 is the schematic diagram of the decade counter of the utility model polycore cable proving installation;
Fig. 4 is the schematic diagram of first indicating circuit of the utility model polycore cable proving installation;
Fig. 5 is the schematic diagram of the buzzing cue circuit of the utility model polycore cable proving installation;
Fig. 6 is the schematic diagram of second indicating circuit of the utility model polycore cable proving installation.
Embodiment
Also by reference to the accompanying drawings the technical solution of the utility model is described in further detail below by embodiment.
This polycore cable proving installation, it comprises main frame and handheld terminal, be provided with power circuit, the pulsed triggering circuit that links to each other with power circuit and first indicating circuit in the described host shell, power circuit is pulsed triggering circuit, the power supply of first indicating circuit, is provided with second indicating circuit in the described handheld terminal housing.
With reference to Fig. 1, described power circuit adopts electric network source and two kinds of power supply modes of electric battery, and the alternating current 220V electric network source inserts by connection terminal CON1, output 9V DC voltage behind rectifying and wave-filtering; Electric battery is the 9V dry cell batteries, and the two switches by switch K1, and LED 1 is the power supply indication.
With reference to Fig. 2,3, described pulsed triggering circuit is made up of stable multi-oscillation circuit and decade counter, the stable multi-oscillation circuit is 555 multivibrators, decade counter adopts the CD4017 chip, and the output terminal of NE555 chip (pin 3) is connected with the input end of clock (pin 14) of CD4017 chip.
With reference to Fig. 3,4, described first indicating circuit comprises the first connection terminal CON2 and several LEDs 2～LED5, LED16～LED21, the positive pole of above-mentioned each light emitting diode is connected with the count pulse output terminal (pin 1～7,9～11) of NE555 chip, negative pole is connected with the first connection terminal CON2, and each light emitting diode is parallel with an opposite polarity diode with it.
With reference to Fig. 2,5, the output terminal of the stable multi-oscillation circuit of described pulsed triggering circuit also is connected with a buzzing cue circuit, the output terminal of NE555 chip (pin 3) also is connected with a buzzing cue circuit, the buzzing cue circuit is made up of switch S PK-K, triode SCBG and hummer SPK, the output terminal of NE555 chip (pin 3) is connected with the base stage of triode SCBG through switch S PK-K, the collector of triode SCBG is connected with hummer SPK one end, the grounded emitter of triode SCBG, another termination power of hummer SPK.
With reference to Fig. 6, described second indicating circuit comprises the second connection terminal CON3 and several LEDs 6～LED15, the negative pole of above-mentioned each light emitting diode is connected with the second connection terminal CON3, and each light emitting diode is parallel with an opposite polarity diode with it.
RJ45 cable with 8 cores is the principle of work of example explanation the utility model polycore cable proving installation below.
During use, the two ends of the core RJ1～RJ8 of RJ cable are connected on respectively on the first connection terminal CON2, the second connection terminal CON3;
Connect power supply, the NE555 chip is started working, power supply is through resistance R 1,7 chargings of 2 pairs of capacitor C of resistance R, voltage uc is risen by index law, when uc rises to (2/3) Vcc, discharge end (pin 7) work, capacitor C 7 electric currents enter discharge end by resistance R 2 and discharge by chip NE555 inside, this moment, the output terminal (pin 3) of chip NE555 was exported high level pulse, when discharge off, pin 6 voltages are lower than (1/3) Vcc, high level trigger end (pin 6), low level trigger end (pin 2) is in low level state again, and discharge end (pin 7) is closed automatically, power supply is again through resistance R 1,7 chargings of 2 pairs of capacitor C of resistance R, this moment output terminal (pin 3) output low level, so periodic duty is for the CD4017 chip provides stable oscillating impulse;
The CP pulse is through the output of the output terminal (pin 3) of chip NE555, makes the base stage of triode SCBG obtain being higher than the forward voltage of 0.6v, triode SCBG conducting, and hummer SPK two ends are applied in voltage, ring;
After connecting power supply, the CD4017 chip gets electric work, and power supply is through 10 chargings of 4 pairs of capacitor C of resistance R, and reset terminal when capacitor C 10 is full of (pin 15) is high level, and the CD4017 chip triggers and automatically resets, and begins output from count pulse output terminal Q0;
Simultaneously, the CP pulse of the output terminal of chip NE555 (pin 3) output enters the input end of clock (pin 14) of CD4017 chip, the output pulse of the output terminal (pin 3) of a NE555 of the every acceptance of input end of clock (pin 14), then automatic carry output, count pulse output terminal Q1 is output as high level, and count pulse output terminal Q2～Q9 is output as low level;
Core makes main frame and handheld terminal constitute the loop, when chip CD4017 output high level, lights simultaneously corresponding to the LED in second indicating circuit of first indicating circuit of the main frame of this core and handheld terminal, and this core is good as can be known; Otherwise LED does not work, and there is fault in this core.
Polycore cable proving installation of the present utility model adopts a plurality of chip CD4017 cascade, can test more core.
Claims (4)
1. polycore cable proving installation, it is characterized in that: it comprises main frame and handheld terminal, be provided with power circuit, the pulsed triggering circuit that links to each other with power circuit and first indicating circuit in the described host shell, power circuit is pulsed triggering circuit, the power supply of first indicating circuit; Pulsed triggering circuit is made up of stable multi-oscillation circuit and decade counter, and the output terminal of stable multi-oscillation circuit is connected with the input end of decade counter; First indicating circuit comprises first connection terminal and several light emitting diodes, the positive pole of several light emitting diodes is connected with the output terminal of decade counter, the negative pole of several light emitting diodes is connected with first connection terminal, and each light emitting diode is parallel with an opposite polarity diode with it; Be provided with second indicating circuit in the described handheld terminal housing, second indicating circuit comprises second connection terminal and several light emitting diodes, the negative pole of several light emitting diodes is connected with second connection terminal, and each light emitting diode is parallel with an opposite polarity diode with it.
2. polycore cable proving installation according to claim 1 is characterized in that: its power circuit adopts electric network source and two kinds of power supply modes of electric battery, switches by switch.
3. polycore cable proving installation according to claim 1, it is characterized in that: its decade counter is one or more cascades.
4. polycore cable proving installation according to claim 1, it is characterized in that: the output terminal of the stable multi-oscillation circuit of its pulsed triggering circuit also is connected with a buzzing cue circuit, the buzzing cue circuit is made up of switch, triode and hummer, the output terminal of stable multi-oscillation circuit is connected with the base stage of triode through switch, the collector of triode is connected with hummer one end, the grounded emitter of triode, another termination power of hummer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220670386 CN203054146U (en) | 2012-12-07 | 2012-12-07 | Multi-core cable test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220670386 CN203054146U (en) | 2012-12-07 | 2012-12-07 | Multi-core cable test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203054146U true CN203054146U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220670386 Expired - Fee Related CN203054146U (en) | 2012-12-07 | 2012-12-07 | Multi-core cable test device |
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| CN (1) | CN203054146U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104991158A (en) * | 2015-07-29 | 2015-10-21 | 湖南汇盛科技有限公司 | Multi-core wire rod bending detection apparatus and detection method |
| CN105738955A (en) * | 2014-12-11 | 2016-07-06 | 安徽惠洲地质安全研究院股份有限公司 | Direct-current-electric-method-based rapid electrode distribution system for advanced detection of water hazard in tunnel and detection method thereof |
| CN109324256A (en) * | 2018-12-14 | 2019-02-12 | 浙江大有实业有限公司杭州科技发展分公司 | A kind of line connector |
| CN109856491A (en) * | 2017-11-30 | 2019-06-07 | 中国飞机强度研究所 | A kind of splitting visible multi-path signal intelligent detection device |
| CN110888089A (en) * | 2019-10-10 | 2020-03-17 | 内蒙古第一机械集团有限公司 | FANUC encoder cable tester and testing method |
| CN111638473A (en) * | 2020-06-08 | 2020-09-08 | 西安西电光电缆有限责任公司 | Push rod cable integrated detection device and detection method thereof |
| US11428724B2 (en) | 2014-09-24 | 2022-08-30 | Kinney Industries, Inc. | Testing systems and methods |
-
2012
- 2012-12-07 CN CN 201220670386 patent/CN203054146U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11428724B2 (en) | 2014-09-24 | 2022-08-30 | Kinney Industries, Inc. | Testing systems and methods |
| CN105738955A (en) * | 2014-12-11 | 2016-07-06 | 安徽惠洲地质安全研究院股份有限公司 | Direct-current-electric-method-based rapid electrode distribution system for advanced detection of water hazard in tunnel and detection method thereof |
| CN105738955B (en) * | 2014-12-11 | 2017-11-14 | 安徽惠洲地质安全研究院股份有限公司 | A kind of quick cloth electrode systems of tunnel water damage forward probe and its detection method based on DC electrical method |
| CN104991158A (en) * | 2015-07-29 | 2015-10-21 | 湖南汇盛科技有限公司 | Multi-core wire rod bending detection apparatus and detection method |
| CN109856491A (en) * | 2017-11-30 | 2019-06-07 | 中国飞机强度研究所 | A kind of splitting visible multi-path signal intelligent detection device |
| CN109324256A (en) * | 2018-12-14 | 2019-02-12 | 浙江大有实业有限公司杭州科技发展分公司 | A kind of line connector |
| CN110888089A (en) * | 2019-10-10 | 2020-03-17 | 内蒙古第一机械集团有限公司 | FANUC encoder cable tester and testing method |
| CN111638473A (en) * | 2020-06-08 | 2020-09-08 | 西安西电光电缆有限责任公司 | Push rod cable integrated detection device and detection method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20131207 |