CN205898937U - Hand -held type intelligence multichannel detects inspection of a line ware - Google Patents
Hand -held type intelligence multichannel detects inspection of a line ware Download PDFInfo
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- CN205898937U CN205898937U CN201620446607.7U CN201620446607U CN205898937U CN 205898937 U CN205898937 U CN 205898937U CN 201620446607 U CN201620446607 U CN 201620446607U CN 205898937 U CN205898937 U CN 205898937U
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Abstract
The utility model discloses a hand -held type intelligence multichannel detects inspection of a line ware, it includes: mains operated part, the six pairs of crocodile fastener adaptation lines, signal receiving and processing three, the mains operated part comprises switch, power supply voltage stabilizing unit, resistive voltage divider unit, voltage filtering unit, voltage follower and output terminal, the signal receiving and processing part comprises received signal binding post unit, filtering unit, signal sampling unit, signal processing chip TMS320F2812, signal processor auxiliary power supply module, crystal oscillator module, auxiliary protection module, LCM liquid crystal display module, signal LED pilot lamp, its advantage is: can once carry out the inspection of a line to 1~5 route way simultaneously, can show in time on liquid crystal display LCM and LED pilot lamp whether correct the wiring is, and intelligent degree is high, has reduced field commissionning duplication of labour rate, has improved work efficiency.
Description
Technical field
The utility model is related to a kind of handheld-type intelligent multi-way detecting testing device, and especially a kind of low-voltage distribution cabinet of searching connects
Line, the handheld-type intelligent multi-way detecting testing device of power cable wiring, are mainly used in power system and the fields such as communication.
Background technology
In the process of construction of transformer station, check one of the whether correct commissioning staff of core wire, power cable wiring
Groundwork.Before equipment bringing normally into operation, commissioning staff needs all devices wiring is checked to guarantee that transformer station can
Bringing normally into operation, but in usual transformer station, secondary device wiring is a lot, each time can only be to a line using traditional line-checking tool
Road carries out the line inspection, and the working strength making commissioning staff is big, duplication of labour rate is high, and therefore how to design one kind can be simultaneously to a plurality of
Circuit carries out the line inspection, and whether correctly intelligent decision goes out to be looked into connections, improves produced on-site efficiency, reduces the weight of commissioning staff
Multiple work rate is urgent problem.
Utility model content
For solving the above problems, the utility model designs a kind of handheld-type intelligent multi-way detecting testing device, can once simultaneously
The line inspection is carried out to 1～5 route road, whether display wiring in time is correct on LCDs with signal led indicator lamp, intelligent
Degree is high, saves the working time, reduces field adjustable duplication of labour rate, improve operating efficiency.
In order to achieve the above object, the utility model employs the following technical solutions realization:
A kind of handheld-type intelligent multi-way detecting testing device, is characterized in that fitting including: power supply power pack, six pairs of crocodile wire clamps
Distribution, signal reception processing part；Described power supply power pack is by power switch, power supply voltage regulation unit, electric resistance partial pressure unit, electricity
Pressure filter unit, voltage follower and output wiring terminal are constituted；Described signal receive box by receipt signal binding post unit,
Filter unit, signal sampling unit, signal processor module, signal processor auxiliary power module, crystal oscillator module, auxiliary protection
Module, lcm display module, led indicator lamp are constituted.Can once 1～5 tunnel be carried out detecting whether line just by line inspection road simultaneously
Really, if the correct LCD MODULE of line shows the magnitude of voltage on each road, corresponding signal led indicator lamp brightens, if wiring error
LCD MODULE shows the corresponding magnitude of voltage of fault lines, and corresponding signal led indicator lamp extinguishes, can be according to the electricity of liquid crystal display
Pressure value judge should correct wiring position；
Further, power supply division module is to power supply partial pressure using resistant series mode, and the pressure drop of each resistance is identical, altogether
There are five tunnels different output voltages over the ground, unit is connected to voltage follower to output voltage after filtering, is connected to defeated by voltage follower
Go out connecting terminal block.
Further, tested voltage signal receives binding post by signal and is incorporated in signal reception processing box, filtered list
Unit, voltage sampling circuit deliver to signal processor, are done by signal processor and after algorithm judges export result to lcm display mould
Block and signal led display module.
The output 5v that further, has six one end to be respectively connected to power supply power pack in described crocodile wire clamp fit line,
4v, 3v, 2v, 1v and earth terminal rim of the mouth, the other end clamps one end of test line with crocodile wire clamp；Remaining six crocodile lines
Folder fit line one end is respectively connected to 1,2,3,4,5 and earth terminal rim of the mouth of signal reception processing part, other end crocodile wire clamp
Clamp the other end of test line.
The beneficial effects of the utility model are:
1) described a kind of handheld-type intelligent multi-way detecting testing device, wire that can be longer to core, power cable are looked into
Line.
2) described a kind of handheld-type intelligent multi-way detecting testing device, intelligence degree is high, described signal transacting control module
Use tms320f2812 a low power consumption digital processor, have system working stability, powerful signal handling capacity,
Peripheral hardware in abundant piece.
3) described signal processor tms320f2812 by collect 1～5 road voltage signal, and will be able to sample
The magnitude of voltage that voltage signal is designed with tms320f2812 internal processes is compared, and then lcm display data is exported, to led
Indicator lamp signal output.
4) described lcm display module, displayable signal receives each road voltage actual value on box, by every on display module
The corresponding magnitude of voltage in one tunnel judges whether cable connection is correct.
5) described led display module, can circuit connect whether correct.When cable connection is correct, corresponding line
Led lights.When cabling error, the led of corresponding line extinguishes.
Brief description
Fig. 1 is power supply power pack structural representation.
Fig. 2 is signal reception processing part-structure schematic diagram.
Fig. 3 is power supply power pack circuit diagram.
Fig. 4 is voltage signal sampling circuit diagram.
Fig. 5 is main control chip tms320f2812 functional structure chart.
Fig. 6 is tms320f2812 auxiliary power supply circuit diagram.
Fig. 7 is led indicating module circuit diagram.
Fig. 8 is lcm12864 module circuit diagram.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described further.
As shown in figure 1, power supply power pack is powered by direct current+5v, power supply panel of powering has six output ports, point
It is not output 5v port, output 4v port, output 3v port, output 2v port, output 1v port and output equipment earth terminal
Mouthful；Start line inspection work, press power switch, power supply instruction led brightens, crocodile wire clamp fit line one terminates power supply module
Output end, opposite side is connected to by one end of line inspection core.
As shown in Fig. 2 signal transacting receives box being shown by five signal input ports, ground connection input port, a led instruction
Show, liquid crystal display lcm12864, device power supply (DPS) shift knob and power work indicator lamp form；Five signal input parts are by crocodile
Wire clamp fit line is connected to by the other end of line inspection core.When being connected correct by line inspection core wire, signal accepts No. 1 end of handle box
Mouth magnitude of voltage is 5v, and No. 2 port voltage values are 4v, and No. 3 port voltage values are 3v, and No. 4 port voltage values are 2v, No. 5 port electricity
Pressure is worth for 1v, signal designation LED lamp all light, and liquid crystal lcm12864 shows the virtual voltage of each voltage signal input.When being looked into
When having connection error in core wire, extinguished by signal designation LED lamp and judge respective lines connection error, can be according to liquid crystal
Display lcm12864 carries out judging wiring error position.
As shown in figure 3, power supply module circuit is by dc source, DC power supply switch, voltage regulation unit, electric resistance partial pressure
Unit, first-order low-pass wave circuit, voltage follower and output wiring terminal row's composition.Voltage regulation unit is by the voltage stabilizing an of+5v
Diode is constituted, and when DC power supply has fluctuation more than 5v, but realizes, to voltage stabilization, increasing power work precision.
Electric resistance partial pressure unit is made up of r1, r2, r3, r4, r5 resistance, reaches the purpose of equilibrium partial pressure.First-order low-pass ripple is by r6, c1 group
Become.Voltage follower is made up of two panels lm324 chip, and its effect is to increase the impedance of output voltage.The 1 of output wiring terminal p1
Number port voltage is 5v, and No. 2 port voltages are 4v, and No. 3 port voltages are 3v, and No. 4 port voltages are 4v, and No. 5 port voltages are
1v, No. 6 port ground connection.
As shown in figure 4, voltage sampling unit specifically includes that second-order low-pass filter unit, voltage distribution unit and
Tms320f2812 input protection circuit is constituted.Second-order low-pass filter circuit is made up of r201, r202, c201 and lm248；Voltage
Partial pressure unit is made up of r203 and r204, and tms320f2812 is made up of d6 and d7；adcin1、adcin2、adcin3、adcin4、
Adcin5 is separately input into adcina1, adcina2, adcina3, adcina4, adcina5 pin of tms320f2812.
As shown in figure 5, by program, five tunnel signal inputs, to tms320f2812 chip, judge whether corresponding wiring is correct.
As shown in fig. 6, signal led indicating module is made up of r101 and d1, voutled1, voutled2, voutled3,
Voutled4, voutled5 are respectively connected to gpioa1, gpioa2, gpioa3, gpioa4, gpioa5 pin of tms320f2812.
As shown in fig. 7, signal led indicating module is made up of r101 and d1, voutled1, voutled2, voutled3,
Voutled4, voutled5 are respectively connected to gpioa1, gpioa2, gpioa3, gpioa4, gpioa5 pin of tms320f2812.
As shown in figure 8, the res pin of liquid crystal display lcm, a0 pin, res pin, scl pin and si pin are respectively connected to
Gpoib12, gpoib11, gpoib15 and gpoib14 pin of tms320f2812.
Claims (6)
1. a kind of handheld-type intelligent multi-way detecting testing device, is characterized in that including: power supply power pack, six pairs of crocodile wire clamps adaptations
Line, signal reception processing part；Described power supply power pack by power switch button, power supply voltage regulation unit, electric resistance partial pressure unit,
Low-pass filter unit, voltage follower and output wiring terminal are constituted；Described signal reception processing part is by receipt signal wiring
Terminal unit, filter unit, signal sampling unit, signal processor, signal processor auxiliary power module, crystal oscillator module, auxiliary
Protection module, liquid crystal display lcm module, signal led indicator lamp is helped to constitute；A kind of described handheld-type intelligent multi-way detecting line inspection
Device, can once be carried out detecting whether that wiring is correct by line inspection road to 1～5 tunnel, if the correct LCD MODULE of line shows simultaneously
The magnitude of voltage on each road, corresponding signal led indicator lamp brightens, if wiring error liquid crystal display mode module display fault lines correspond to
Virtual voltage, to induction signal led indicator lamp extinguish, according to the magnitude of voltage of liquid crystal display judge should correct wiring position
Put.
2. as claimed in claim 1 a kind of handheld-type intelligent multi-way detecting testing device it is characterised in that: described power supply division module
It is to power supply partial pressure using resistant series mode, the pressure drop of each resistance is identical, have five tunnels different output voltages over the ground, output
Unit is connected to voltage follower to voltage after filtering, is connected to output wiring terminal row by voltage follower.
3. as claimed in claim 1 a kind of handheld-type intelligent multi-way detecting testing device it is characterised in that: described signal processor is adopted
It is tms320f2812 a low power consumption digital processor, there is system working stability, powerful signal handling capacity, rich
Peripheral hardware in rich piece.
4. as claimed in claim 1 a kind of handheld-type intelligent multi-way detecting testing device it is characterised in that: described signal processor
Collect 1～5 road voltage signal is compared by tms320f2812 with tms320f2812 inner setting magnitude of voltage, and then to lcm
Display module is exported with signal led indicator lamp.
5. as claimed in claim 1 a kind of handheld-type intelligent multi-way detecting testing device it is characterised in that: described lcm display module,
By the corresponding magnitude of voltage in road each on display module, each road voltage actual value in displayable signal wiring, judges that core is led
Line, whether cable connection is correct.
6. as claimed in claim 1 a kind of handheld-type intelligent multi-way detecting testing device it is characterised in that: described signal led shows
Correctly whether module, can circuit connect, when cable connection is correct, the led of corresponding line lights, and works as cabling error
When, the signal LED lamp of corresponding line extinguishes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620446607.7U CN205898937U (en) | 2016-05-17 | 2016-05-17 | Hand -held type intelligence multichannel detects inspection of a line ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620446607.7U CN205898937U (en) | 2016-05-17 | 2016-05-17 | Hand -held type intelligence multichannel detects inspection of a line ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205898937U true CN205898937U (en) | 2017-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620446607.7U Expired - Fee Related CN205898937U (en) | 2016-05-17 | 2016-05-17 | Hand -held type intelligence multichannel detects inspection of a line ware |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107876939A (en) * | 2017-11-07 | 2018-04-06 | 舒琦 | A kind of new independent power supply of inverter type welder |
| CN108020757A (en) * | 2017-12-22 | 2018-05-11 | 贵州思源信息科技有限公司 | A kind of multi-functional line walking device |
| CN112415335A (en) * | 2020-12-01 | 2021-02-26 | 广东电网有限责任公司清远供电局 | Line detection device |
| CN113933759A (en) * | 2021-10-25 | 2022-01-14 | 国网山东省电力公司临沂供电公司 | Quick wire checking tool for wiring of meter |
| CN113985317A (en) * | 2021-09-29 | 2022-01-28 | 中国铁路通信信号上海工程局集团有限公司 | Intelligent number checking device |
| CN114898639A (en) * | 2022-05-06 | 2022-08-12 | 南京红松信息技术有限公司 | College experiment box with automatic judging function and college experiment method |
-
2016
- 2016-05-17 CN CN201620446607.7U patent/CN205898937U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107876939A (en) * | 2017-11-07 | 2018-04-06 | 舒琦 | A kind of new independent power supply of inverter type welder |
| CN108020757A (en) * | 2017-12-22 | 2018-05-11 | 贵州思源信息科技有限公司 | A kind of multi-functional line walking device |
| CN108020757B (en) * | 2017-12-22 | 2024-04-30 | 贵州思源信息科技有限公司 | Multifunctional line inspection device |
| CN112415335A (en) * | 2020-12-01 | 2021-02-26 | 广东电网有限责任公司清远供电局 | Line detection device |
| CN113985317A (en) * | 2021-09-29 | 2022-01-28 | 中国铁路通信信号上海工程局集团有限公司 | Intelligent number checking device |
| CN113933759A (en) * | 2021-10-25 | 2022-01-14 | 国网山东省电力公司临沂供电公司 | Quick wire checking tool for wiring of meter |
| CN114898639A (en) * | 2022-05-06 | 2022-08-12 | 南京红松信息技术有限公司 | College experiment box with automatic judging function and college experiment method |
| CN114898639B (en) * | 2022-05-06 | 2024-05-03 | 南京红松信息技术有限公司 | College experiment box with automatic judging function and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Wei Shengjun Document name: Notification of Termination of Patent Right |
|
| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20170517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |