CN203732599U - Multifunctional clamp meter - Google Patents
Multifunctional clamp meter Download PDFInfo
- Publication number
- CN203732599U CN203732599U CN201420047580.5U CN201420047580U CN203732599U CN 203732599 U CN203732599 U CN 203732599U CN 201420047580 U CN201420047580 U CN 201420047580U CN 203732599 U CN203732599 U CN 203732599U
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- thermometric
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- signal switch
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- 238000001514 detection method Methods 0.000 claims abstract description 25
- 238000012360 testing method Methods 0.000 claims description 9
- 230000005855 radiation Effects 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 14
- 238000009529 body temperature measurement Methods 0.000 abstract description 6
- 239000004020 conductor Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
Abstract
A multifunctional clamp meter comprises a main control unit, a signal switching unit, a sound and light alarm module, a display unit, a flashlight control unit, an operation indication unit, a multimeter detection unit and a non-contact detection unit. The signal switching unit is connected with the main control unit. The sound and light alarm module, the display unit, the multimeter detection unit and the flashlight control unit are connected to the main control unit. The operation indication unit and the non-contact detection unit are connected to the signal switching unit. The non-contact detection unit comprises a NCV detection module, an alternating current and direct current detection module and a temperature measurement module. The NCV detection module, the alternating current and direct current detection module and the temperature measurement module are connected to the signal switching unit respectively. The temperature measurement module can be separately removed from the multifunctional clamp meter and can work separately. During line detection, one object has many functions, different measurement demands are satisfied and practicality is high.
Description
Technical field
The utility model relates to a kind of measurement instrument, relates to more specifically a kind of multi-functional pincerlike table.
Background technology
Clamp on amperemeter is called for short pincerlike meter.Its working portion is mainly made up of an electromagnetic type reometer and straight-through current transformer.Straight-through current transformer iron core is made active open, and becomes pincerlike, therefore named clamp on amperemeter.Be a kind of just direct portable instrument of slowdown monitoring circuit alternating current of disconnecting circuit that do not need, very easy to use in electrical overhaul, apply quite extensive.
Existing pincerlike meter function singleness, every kind of instrument can only be tested electric, and in practical operation, often must test as surface temperature, thermal equilibrium, ambient temperature and humidity detection etc. several data, staff need to carry several instruments and enter work on the spot, and, in practical operation, also need to use some aids, as electric torch, infrared thermometer etc.Defect or the deficiencies such as that this working method remains is many at carrying implement, operation inconvenience, very inconvenient, cannot practical requirement.
Utility model content
Based on this, the purpose of this utility model is for the deficiencies in the prior art, a kind of one-object-many-purposes is provided, meets the multi-functional pincerlike table of multiple measurement demand.
A kind of multi-functional pincerlike table, comprise main control unit, signal switch unit, sound and light alarm module, display unit, electric torch control module, operation indicating member, multimeter detecting unit and contactless detection cell, described signal switch unit is connected with main control unit, described sound and light alarm module, display unit, multimeter detecting unit, electric torch control module is connected on main control unit, described operation indicating member and contactless detection cell are connected in signal switch unit, described contactless detection cell comprises that NCV surveys module, ac and dc current detects module and thermometric module, described NCV surveys module, ac and dc current detects module and thermometric module is connected with signal switch unit respectively, described thermometric module is installed in the multi-functional pincerlike function working independently of showing to go up and have removably.
Further, described thermometric module is provided with an infrared temperature-test sensor, described thermometric module by the energy accumulating of Target Infrared Radiation on infrared temperature-test sensor.
Further, described thermometric module also comprises optical sensor, and this thermometric module is connected the transmission that realizes data with signal switch unit by optical sensor.
Further, also comprise a temperature measuring unit and laser controlling module, described temperature measuring unit is connected in signal switch unit, and described laser controlling module is connected on thermometric module, and described temperature measuring unit is provided with K type thermopair unit.
In sum, the multi-functional pincerlike table of the utility model is by the cooperation of main control unit, signal switch unit, sound and light alarm module, display unit, electric torch control module, operation indicating member, multimeter detecting unit and contactless detection cell, when wireline inspection, there is the functions such as Contact Temperature measurement, contact-free measurement of temperature, alterating and direct current flow measurement, combined-voltage measurement, resistance capacitance measurement and noncontact voltage detection, electric torch, one-object-many-purposes, meet different measuring demand, practical.
Brief description of the drawings
Fig. 1 is the structural representation of the multi-functional pincerlike table of the utility model.
Fig. 2 is the connection diagram between the each module of the multi-functional pincerlike table of the utility model.
Embodiment
For the technical solution of the utility model can more clearly be showed, below in conjunction with accompanying drawing, the utility model is described in further detail.
Refer to Fig. 1 and Fig. 2, the utility model provides a kind of multi-functional pincerlike table, this multi-functional pincerlike table comprises main control unit 10, signal switch unit 20, sound and light alarm module 30, display unit 40, electric torch control module 50, operation indicating member 60, multimeter detecting unit 70 and contactless detection cell 80, described signal switch unit 20 is connected with main control unit 10, described sound and light alarm module 30, display unit 40, multimeter detecting unit 70, electric torch control module 50 is connected on main control unit 10, described operation indicating member 60 and contactless detection cell 80 are connected in signal switch unit 20.
Described main control unit 10 is made up of single-chip microcomputer, for operation and the control of whole Circuits System.Described operation indicating member 60 is provided with some buttons 62 and rotary switch 61, and in the time of user's operation push-button 62 and rotary switch 61, operation indicating member 60 provides certain instruction by signal switch unit 20 to main control unit 10.Described sound and light alarm module 30 is controlled by main control unit 10, and in the time that the detected data of contactless detection cell 80 exceed setting value, sound and light alarm module 30 sends sound and light alarm.Described electric torch control module 50 is controlled by main control unit 10, makes multi-functional pincerlike table have lighting function.Combined-voltage, resistance and the electric capacity of described multimeter detecting unit 70 detected electrons elements, and by measure after data feedback to main control unit 10, main control unit 10, to after data processing, sends display unit 40 to and on display unit 40, makes corresponding demonstration.
Described contactless detection cell 80 comprises that NCV surveys module 81, ac and dc current detects module 82 and thermometric module 83, and described NCV surveys module 81, ac and dc current detects module 82 and thermometric module 83 is connected with signal switch unit 20 respectively.Described NCV surveys module 81 for noncontact alternating voltage probe unit, for receiving the electromagnetic energy that exchanges voltage radiation on conductor.Described ac and dc current detects module 82 for receiving the electromagnetic energy of alternating current radiation on conductor, has noncontact and surveys function of current.Described thermometric module 83 is provided with an infrared temperature-test sensor, and described thermometric module 83 can be by the energy accumulating of Target Infrared Radiation on infrared temperature-test sensor.Preferably, described thermometric module 83 is an independent part, thermometric module 83 is installed in the front end of the lateral surface of multi-functional pincerlike table removably, this thermometric module 83 can be dismantled separately and work independently from multi-functional pincerlike table, improve the practicality of multi-functional pincerlike table, the independent power supply that thermometric module 83 is provided with display window 831 and works for thermometric module 83, the temperature that thermometric module 83 detects can show separately, also can on display unit 40, show on display window 831.Described thermometric module 83 also comprises optical sensor 832, and this thermometric module 83 is connected with signal switch unit 20 transmission that realizes data by optical sensor 832.
Described display unit 40 is provided with a display screen 41, to show various measurement data.Described signal switch unit 20, for preventing the energy phase mutual interference of electromagnetic energy with infrared radiation of alternating voltage radiation, thereby makes NCV survey module 81, ac and dc current detects separate work between module 82 and thermometric module 83.
After the multi-functional pincerlike table start of the utility model, when the rotary switch 61 of operation indicating member 60 is switched to voltage gear, NCV(non-contact electric voltage test) function enables automatically, if now the receiving antenna of instrument embeds and surveys most advanced and sophisticated position near a conductor, meet the ac voltage signal of certain amplitude and frequency and exist on this conductor, antenna will receive the energy of electromagnetic field radiating from conductor, and convert the ac voltage signal of corresponding frequencies to, this signal enters into an A/D converter on main control unit 10 after signal switch unit 20, after main control unit 10 detected the signal of this receiving antenna, through certain calculation process, the amplitude of this signal is compared with a threshold values of setting in advance with frequency, if signal amplitude is greater than threshold values and the frequency range of setting and also meets, main control unit 10 will send hint instructions, sound and light alarm module 30 sends corresponding auditory tone cues and lamp dodges prompting, point out and on conductor, have ac voltage signal to user, and show current measuring voltage by display unit 40.Correspondingly, when the rotary switch 61 of operation indicating member 60 is switched to current gear, ac and dc current detects module 82 and measures electric current by non-contact measurement, and shows current measurement electric current by display unit 40; In the time that rotary switch 61 is switched to temperature shelves, in the time that operation indicating member 60 is pressed IRT key, thermometric module 83 is by the energy of Target Infrared Radiation, focus on infrared temperature-test sensor and change corresponding electric signal into, this signal enters into an A/D converter on main control unit 10 after signal switch unit 20, after main control unit 10 detects this signal, through certain calculation process, calculate corresponding temperature value, and send display unit 40 to show.
Preferably, the utility model also comprises a temperature measuring unit (figure is mark not) and laser controlling module 90, described temperature measuring unit is connected in signal switch unit 20, described laser controlling module 90 is connected on thermometric module 83, described temperature measuring unit is provided with K type thermopair, in the time that rotary switch 61 is switched to temperature shelves, instrument is by selecting K type thermocouple temperature measurement, and laser controlling module 90 provides laser indication function for instrument.
In sum, the multi-functional pincerlike table of the utility model is by the cooperation of main control unit 10, signal switch unit 20, sound and light alarm module 30, display unit 40, electric torch control module 50, operation indicating member 60, multimeter detecting unit 70 and contactless detection cell 80, when wireline inspection, there is the functions such as Contact Temperature measurement, contact-free measurement of temperature, alterating and direct current flow measurement, combined-voltage measurement, resistance capacitance measurement and noncontact voltage detection, electric torch, one-object-many-purposes, meet different measuring demand, practical.
The above embodiment has only expressed a kind of embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (4)
1. a multi-functional pincerlike table, it is characterized in that: comprise main control unit, signal switch unit, sound and light alarm module, display unit, electric torch control module, operation indicating member, multimeter detecting unit and contactless detection cell, described signal switch unit is connected with main control unit, described sound and light alarm module, display unit, multimeter detecting unit, electric torch control module is connected on main control unit, described operation indicating member and contactless detection cell are connected in signal switch unit, described contactless detection cell comprises that NCV surveys module, ac and dc current detects module and thermometric module, described NCV surveys module, ac and dc current detects module and thermometric module is connected with signal switch unit respectively, described thermometric module is installed in the multi-functional pincerlike function working independently of showing to go up and have removably.
2. multi-functional pincerlike table according to claim 1, is characterized in that: described thermometric module is provided with an infrared temperature-test sensor, described thermometric module by the energy accumulating of Target Infrared Radiation on infrared temperature-test sensor.
3. multi-functional pincerlike table according to claim 1, is characterized in that: described thermometric module also comprises optical sensor, and this thermometric module is connected the transmission that realizes data with signal switch unit by optical sensor.
4. multi-functional pincerlike table according to claim 1, it is characterized in that: also comprise a temperature measuring unit and laser controlling module, described temperature measuring unit is connected in signal switch unit, and described laser controlling module is connected on thermometric module, and described temperature measuring unit is provided with K type thermopair unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047580.5U CN203732599U (en) | 2014-01-24 | 2014-01-24 | Multifunctional clamp meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047580.5U CN203732599U (en) | 2014-01-24 | 2014-01-24 | Multifunctional clamp meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203732599U true CN203732599U (en) | 2014-07-23 |
Family
ID=51202661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420047580.5U Expired - Lifetime CN203732599U (en) | 2014-01-24 | 2014-01-24 | Multifunctional clamp meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203732599U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914296A (en) * | 2015-05-29 | 2015-09-16 | 国家电网公司 | Multifunctional clamp meter |
| CN107907774A (en) * | 2017-03-31 | 2018-04-13 | 国网浙江省电力公司湖州供电公司 | A kind of detection of electrical leakage utensil |
| CN108132444A (en) * | 2017-12-20 | 2018-06-08 | 广州勤正电力科技有限公司 | Direct current ripple coefficient test device |
-
2014
- 2014-01-24 CN CN201420047580.5U patent/CN203732599U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914296A (en) * | 2015-05-29 | 2015-09-16 | 国家电网公司 | Multifunctional clamp meter |
| CN107907774A (en) * | 2017-03-31 | 2018-04-13 | 国网浙江省电力公司湖州供电公司 | A kind of detection of electrical leakage utensil |
| CN107907774B (en) * | 2017-03-31 | 2019-12-24 | 国网浙江省电力公司湖州供电公司 | Electric leakage detection device |
| CN108132444A (en) * | 2017-12-20 | 2018-06-08 | 广州勤正电力科技有限公司 | Direct current ripple coefficient test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201208 Address after: 523649 No. 72 Po East Road, Yu Liang Wai village, Qingxi Town, Dongguan, Guangdong Patentee after: GUANGDONG MAISHI MEASURE Co.,Ltd. Address before: 523000 Guangdong city of Dongguan Province town Yuliang Village Patentee before: DONGGUAN MASTECH INSTRUMENT TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
|
| CX01 | Expiry of patent term |