CN204314369U - There is the test pencil of voltage digital detection and temperature acquisition function - Google Patents
There is the test pencil of voltage digital detection and temperature acquisition function Download PDFInfo
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- CN204314369U CN204314369U CN201420811945.7U CN201420811945U CN204314369U CN 204314369 U CN204314369 U CN 204314369U CN 201420811945 U CN201420811945 U CN 201420811945U CN 204314369 U CN204314369 U CN 204314369U
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- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 229910052754 neon Inorganic materials 0.000 claims abstract description 12
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000009530 blood pressure measurement Methods 0.000 abstract description 4
- KRQUFUKTQHISJB-YYADALCUSA-N 2-[(E)-N-[2-(4-chlorophenoxy)propoxy]-C-propylcarbonimidoyl]-3-hydroxy-5-(thian-3-yl)cyclohex-2-en-1-one Chemical compound CCC\C(=N/OCC(C)OC1=CC=C(Cl)C=C1)C1=C(O)CC(CC1=O)C1CCCSC1 KRQUFUKTQHISJB-YYADALCUSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
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Abstract
The utility model relates to test pencil technical field, is a kind of test pencil with voltage digital detection and temperature acquisition function.Comprise electroprobe housing, voltage detection module, power supply, temperature detecting module and display module, metal detection head is installed with in the termination of electroprobe housing, electroprobe housing is provided with test pencil button, be provided with neon tube, two divider resistances, voltage detection module, power supply, temperature detecting module and display modules at electroprobe housing internal fixtion, metal detection head, neon tube, two divider resistances and test pencil button be electricity serial connection sequentially.The utility model reasonable and compact in structure, can be realized the Real-time Collection of circuit, device temperature by temperature detecting module, improve security, and carries out entirety judgement by pressure measurement and thermometric to equipment, improves accuracy rate.
Description
Technical field
the utility model relates to test pencil technical field, is a kind of test pencil with voltage digital detection and temperature acquisition function.
Background technology
test pencil is extensively used in electric power electrician trade, and traditional test pencil is used for differentiating that whether object is charged, and it is by the neon bulb of two electrodes, and nib is received in a pole, connects and receive the other end of pen after a high resistance in another pole.When two voltage across poles of neon bulb reach certain value, two interpolars just produce aura, and aura power is directly proportional to two voltage across poles.When electrified body voltage-to-ground is greater than the initial glow voltage of neon bulb, and when the pen tip of test pencil is contacted it, the other end is then by human body grounding, so test pencil can be luminous.At present, a kind of digital display test pencil on market, 12V can be tested, 36V, 55V, the voltage of 110V and 220V, contact can be carried out and induction mode carries out voltage, line break-point test, differentiate zero, phase line, isopen is tested, purposes is also comparatively extensive, but in actual Electrician Operation, in order to ensure the safety of staff, by electric line, consumer circuit, the normal operation detection such as socket is while test voltage current conditions, also need by detecting its working temperature, whether common decision circuitry is normal, the equipment that working current is larger is considered that its device line temperature is to the security implication of operating personnel, avoid causing scald because circuit is overheated, but also there is not such test pencil at present.
Summary of the invention
the utility model provides a kind of test pencil with voltage digital detection and temperature acquisition function, overcomes the deficiency of above-mentioned prior art, and it effectively can solve existing test pencil cannot thermometric and cause the problem of potential safety hazard.
the technical solution of the utility model is realized by following measures: a kind of test pencil with voltage digital detection and temperature acquisition function, comprise electroprobe housing, voltage detection module, power supply, temperature detecting module and display module, metal detection head is installed with in the termination of electroprobe housing, electroprobe housing is provided with test pencil button, at electroprobe housing internal fixtion, neon tube is installed, two divider resistances, voltage detection module, power supply, temperature detecting module and display module, metal detection head, neon tube, two divider resistances and test pencil button be electricity serial connection sequentially, be electrically connected by wire with the electro-detection end of voltage detection module by wire between two divider resistances, voltage detection module, temperature detecting module and display module are electrically connected with power supply respectively, voltage detection module and temperature detecting module are electrically connected with display module respectively, the display location of display module is on housing.
here is the further optimization and/or improvements to above-mentioned utility model technical scheme:
above-mentioned voltage detection module comprises MCU and ADC0809 analog to digital conversion circuit, be electrically connected by wire with the electro-detection end of ADC0809 analog to digital conversion circuit between two divider resistances with by wire, the signal output part of ADC0809 analog to digital conversion circuit is electrically connected with first signal input part of MCU, first signal output part of MCU is electrically connected with the first signal input part of display module, temperature detecting module comprises MCU and DS18B20 sensor, the signal output part of DS18B20 sensor and the secondary signal input end electrical connection of MCU, the secondary signal output terminal of MCU is electrically connected with the secondary signal input end of display module.
above-mentioned display module is 1602LCD.
above-mentioned power supply is 5 volts of supplying cells.
the utility model reasonable and compact in structure, can be realized the Real-time Collection of circuit, device temperature by temperature detecting module, improve security, and carries out entirety judgement by pressure measurement and thermometric to equipment, improves accuracy rate.
Accompanying drawing explanation
accompanying drawing 1 is block diagram of the present utility model.
accompanying drawing 2 is voltage tester Acquisition Circuit connection diagram of the present utility model.
coding in accompanying drawing is respectively: 1 is power supply, and 2 is metal detection head, and 3 is test pencil button, and 4 is neon tube, and 5 is divider resistance, and 6 is MCU, and 7 is ADC0809 analog to digital conversion circuit, and 8 is DS18B20 sensor, and 9 is 1602LCD.
Embodiment
the utility model by the restriction of following embodiment, can not determine concrete embodiment according to the technical solution of the utility model and actual conditions.
in the utility model, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description, as: the position relationship of upper and lower, left and right etc. determines according to the Butut direction of Figure of description.
below in conjunction with embodiment and accompanying drawing, the utility model is further described:
as accompanying drawing 1, shown in 2, this test pencil with voltage digital detection and temperature acquisition function comprises electroprobe housing, voltage detection module, power supply 1, temperature detecting module and display module, metal detection 2 is installed with in the termination of electroprobe housing, electroprobe housing is provided with test pencil button 3, at electroprobe housing internal fixtion, neon tube 4 is installed, two divider resistances 5, voltage detection module, power supply 1, temperature detecting module and display module, metal detection 2, neon tube 4, two divider resistances 5 and test pencil button 3 be electricity serial connection sequentially, be electrically connected by wire with the electro-detection end of voltage detection module by wire between two divider resistances 5, voltage detection module, temperature detecting module and display module are electrically connected with power supply 1 respectively, voltage detection module and temperature detecting module are electrically connected with display module respectively, the display location of display module is on housing.Can be realized the Real-time Collection of circuit, device temperature by temperature detecting module, improve security, and by pressure measurement and thermometric, entirety judgement be carried out to equipment, improve accuracy rate.
according to actual needs, the above-mentioned test pencil with voltage digital detection and temperature acquisition function can be made further optimization and/or improvements:
as accompanying drawing 1, shown in 2, voltage detection module comprises MCU6 and ADC0809 analog to digital conversion circuit 7, be electrically connected by wire with the electro-detection end of ADC0809 analog to digital conversion circuit 7 between two divider resistances 5 with by wire, the signal output part of ADC0809 analog to digital conversion circuit 7 is electrically connected with first signal input part of MCU6, first signal output part of MCU6 is electrically connected with the first signal input part of display module, temperature detecting module comprises MCU6 and DS18B20 sensor 8, the signal output part of DS18B20 sensor 8 and the secondary signal input end electrical connection of MCU6, the secondary signal output terminal of MCU6 is electrically connected with the secondary signal input end of display module.Pressure measurement and thermometric work can be carried out better by adopting ADC0809 analog to digital conversion circuit 7 and DS18B20 sensor 8.
as required, display module is 1602LCD9.1602LCD9 is dot lcd display, can adapt to working environment better.
as required, power supply 1 is 5 volts of supplying cells.
above technical characteristic constitutes most preferred embodiment of the present utility model, and it has stronger adaptability and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
Claims (4)
1. one kind has the test pencil of voltage digital detection and temperature acquisition function, it is characterized in that comprising electroprobe housing, voltage detection module, power supply, temperature detecting module and display module, metal detection head is installed with in the termination of electroprobe housing, electroprobe housing is provided with test pencil button, at electroprobe housing internal fixtion, neon tube is installed, two divider resistances, voltage detection module, power supply, temperature detecting module and display module, metal detection head, neon tube, two divider resistances and test pencil button be electricity serial connection sequentially, be electrically connected by wire with the electro-detection end of voltage detection module by wire between two divider resistances, voltage detection module, temperature detecting module and display module are electrically connected with power supply respectively, voltage detection module and temperature detecting module are electrically connected with display module respectively, the display location of display module is on housing.
2. the test pencil with voltage digital detection and temperature acquisition function according to claim 1, it is characterized in that voltage detection module comprises MCU and ADC0809 analog to digital conversion circuit, be electrically connected by wire with the electro-detection end of ADC0809 analog to digital conversion circuit between two divider resistances with by wire, the signal output part of ADC0809 analog to digital conversion circuit is electrically connected with first signal input part of MCU, first signal output part of MCU is electrically connected with the first signal input part of display module, temperature detecting module comprises MCU and DS18B20 sensor, the signal output part of DS18B20 sensor and the secondary signal input end electrical connection of MCU, the secondary signal output terminal of MCU is electrically connected with the secondary signal input end of display module.
3. the test pencil with voltage digital detection and temperature acquisition function according to claim 2, is characterized in that display module is 1602LCD.
4. the test pencil with voltage digital detection and temperature acquisition function according to claim 1 or 2 or 3, is characterized in that power supply is 5 volts of supplying cells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420811945.7U CN204314369U (en) | 2014-12-19 | 2014-12-19 | There is the test pencil of voltage digital detection and temperature acquisition function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420811945.7U CN204314369U (en) | 2014-12-19 | 2014-12-19 | There is the test pencil of voltage digital detection and temperature acquisition function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204314369U true CN204314369U (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420811945.7U Active CN204314369U (en) | 2014-12-19 | 2014-12-19 | There is the test pencil of voltage digital detection and temperature acquisition function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204314369U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105866516A (en) * | 2016-03-29 | 2016-08-17 | 国网山东省电力公司平阴县供电公司 | Lower voltage test light having digital function and neon tube function |
| CN108872685A (en) * | 2018-09-28 | 2018-11-23 | 广东电网有限责任公司 | Voltage measurement pen |
-
2014
- 2014-12-19 CN CN201420811945.7U patent/CN204314369U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105866516A (en) * | 2016-03-29 | 2016-08-17 | 国网山东省电力公司平阴县供电公司 | Lower voltage test light having digital function and neon tube function |
| CN105866516B (en) * | 2016-03-29 | 2018-08-07 | 国网山东省电力公司平阴县供电公司 | Have both digital and neon tube formula function low pressure electroscope |
| CN108872685A (en) * | 2018-09-28 | 2018-11-23 | 广东电网有限责任公司 | Voltage measurement pen |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |