CN108398585A - Pincerlike electric measurement instrument - Google Patents
Pincerlike electric measurement instrument Download PDFInfo
- Publication number
- CN108398585A CN108398585A CN201710069066.XA CN201710069066A CN108398585A CN 108398585 A CN108398585 A CN 108398585A CN 201710069066 A CN201710069066 A CN 201710069066A CN 108398585 A CN108398585 A CN 108398585A
- Authority
- CN
- China
- Prior art keywords
- chela
- current transformer
- current
- electric
- indicator light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/12—Circuits for multi-testers, i.e. multimeters, e.g. for measuring voltage, current, or impedance at will
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The present invention discloses a kind of pincerlike electric measurement instrument, each chela of left and right is equipped with for a host, two chelas can be by manual closing or unlatching, measured object data are obtained whereby, and be transferred to display after host is read and be read Data Data, host is equipped with screen, button may switch to the data for thinking viewing display, present invention be primarily characterized in that, the chela is equipped with multiple indicator lights, can provide operator's direct viewing indicator lamp signal whereby and obtain current data at once.
Description
Technical field
The present invention only is used for measuring the measuring instrument of the datas such as electric current, the voltage of electric wire.
Background technology
General pincer electric measurement instrument refers to the tester that a voltmeter is equipped with a pair of pincerlike pawl.Pincer folder is as test electricity
The current signal acquirement function of device electric wire, pincer electric measurement instrument of today have more measurement functions, also add in the processor
Some voltage measurement functions are entered.The pincerlike electric measurement instrument of today has digital multimeter（DMM）Basic function, wherein
US6975104B2 discloses the pincerlike electric measurement instrument of a double screen, which believes acquired electric current, voltage
Number being transferred to display panel reads the data, however when display panel failure, user can not just learn current data；Also
Have, user can not learn whether measured object has energization immediately, therefore be to have misgivings or user can not in safety.
Invention content
The present invention is to provide a kind of pincerlike electric measurement instrument for the purpose of improveing the function of increasing safety, is electrically surveyed pincerlike
It measures and is provided with multiple indicator lights above the chela of instrument.That is other than test data reads except through screen, pass through chela
Instruction from above lamp, allow user can intuitively know very much measured object whether have energization and current data range be it is how many, this
Sample user can learn electric current, the voltage of measured object immediately, injured to avoid accidentally touching.
Pincer electric measurement instrument provided by the invention, including a main body, built-in to be equipped with processor, which can be handled
Measured various electric parameters, such as alternating voltage, DC voltage, resistance and electric current；And the main body is equipped with display screen
Curtain and multiple buttons, are generally arranged at before ontology；
And one first chela, the second chela, first chela, the second chela are hubbed at the top of ontology, to provide electricity
Stream, voltage detecting function；In correspondence with each other, can be mutually closed mutually to open for first chela, the second chela；With
And first chela, the second chela all have first end and the second end that extends to form, the first end to setting respectively between second end
There are the first current transformer and the second current transformer, first current transformer and the second current transformer are by multiple silicon steel
Group gathers into folds piece one by one, and all can last layer insulating coating, first current transformer and the second electric current per a piece of outside
Received by mutual inductor when the electromagnetic signal of current or voltage, resistance, a sensing component can be delivered it to；And the
One chela, the second chela mutual second end correspond to be closed form a test space area, by the first chela, the second chela institute
If the first current transformer and the second current transformer form the test space area of induced current magnetic force, the test in correspondence with each other
Space region is for sensing electric current flowing；And the first end is equipped with multiple indicator lights, the indicator light to the face between second end
Along chela shaped formation, the sensing component, which had circuit to be connected to indicator light, to be also connected to subject processor with circuit, borrow
This test space area provides measured object and thus enters, via entering test space area, first current transformer and the
Two current transformers sense the signal of measured object, and the signal is via the first chela, the first current transformer each other of the second chela
It is correspondingly formed magnetic field with the second current transformer and directly obtains current signal, and is mutual via the first current transformer and the second electric current
Sensor transmits signals to sensing component, and signal point is transmitted to indicator light and ontology processor by sensing component again, can by the first chela,
Multiple indicator lamp signals above second chela directly show the general data of electric current according to current signal by indicator light amount of luminescence,
And the display screen of main body can also show the apparent data of electric current, voltage signal.
Description of the drawings
Fig. 1 is constitutional diagram of the present invention；
Fig. 2 is exploded view of the present invention；
Fig. 3 is the amplification decomposition figure of the first chela and the second chela of the invention；
Fig. 4 is present invention combination vertical profile display diagram.
In figure：
Main body 1；Display panel 11；Button 12,13,14；
First chela 2a；Second chela 2b；Test space area 25；
First shell 22a1,22a2；Second shell 22b1,22b2；
Groove portion 23a1,23a2；First end 21；Second end 22；
First current transformer 24a；Second current transformer 24b；Non-conductive partition board 28a, 28b；
Indicator light 26；Circuit 27；Circuit 28.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments, so that those skilled in the art can be with
It is better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Pincer electric measurement instrument of the invention, please refer to Fig.1 shown in, an including main body 1 is built-in to be equipped with processor (drawing
Do not show), which can handle and measure various electric parameters, such as alternating voltage, DC voltage, resistance and electric current；It is described
Main body 1 is equipped with display panel 11, is generally arranged at before ontology 1；And further include being equipped with more than one a buttons 12,13,14,
The button 13 controls the program of operational transformation processing signal, such as conversion process current signal or voltage, resistance signal, the button
12 be as switch and changeover program.
The top that first chela 2a and the second chela 2b, the first chela 2a and the second chela 2b are set to ontology 1 extends such as
Shown in Fig. 2, Fig. 3, the first chela 2a can be mutually closed and can also open with the second chela 2b, wherein the first chela 2a with
Second chela 2b is to form a test space area 25 when being closed in correspondence with each other；And the button 14 is by the first chela 2a
First end 21 extends to form, unlatching and the closure for borrowing button 14 to control the first chela 2a and the second chela 2b；And in the present invention
The first chela 2a is corresponded by first shell 22a1,22a2 with second shell 22b1,22b2 respectively with the second chela 2b in embodiment
In conjunction with composition, wherein first shell 22a1,22a2 is equipped with groove portion 23a1,23a2；And first chela 2a and the second chela 2b have
The groove portion 23a1 of first end 21 and the second end 22 extended to form, wherein first shell 22a1 is embedded in one first current transformer 24a
It is embedded in one second current transformer 24b with groove portion 23a2, as shown in Figure 3, Figure 4, then lid is corresponded to by second shell 22b1,22b2 and closes the
One shell 22a1,22a2 forms the first chela 2a and the second chela 2b；And first chela 2a and the second chela 2b first end 21
It is respectively equipped with non-conductive partition board 28a；And first the second end 22 of chela 2a and the second chela 2b be respectively equipped with non-conductive partition board
28b；Whereby, when the first chela 2a and the second chela 2b second ends 22 are mutually closed, first end 21 and second end 22 are by not
Conductive separator plate 28a, 28b separates so that the face that contacts with each other of first end 21, second end 22 will not be conductive, and its first built-in electricity
Current transformer 24a and the second current transformer 24b is then electromagnetic field faradic in correspondence with each other, makes the first chela 2a and second
The spaces of chela 2b in correspondence with each other form a test space area 25, and the electric current which is used for sensing measured object is formed
Electromagnetic field, therefore form electromagnetism after the electromagnetic field of the first current transformer 24a measured objects corresponding with the second current transformer 24b
Field signal；And the face of the first chela 2a and the second chela 2b are equipped with multiple indicator lights 26, the indicator light 26 is along the first pincers
The shaped formation of pawl 2a and the second chela 2b, and it is labeled with current digital by each indicator light 26；And the circuit of indicator light 26 connects
Meet the first current transformer 24a and the second current transformer 24b；And 26 power source of indicator light is that circuit 28 connects ontology 1
Power supply, whereby the test space area 25 provide measured object and thus enter, in test space area 25 via the first Current Mutual Inductance
The electromagnetic field that the electric current of device 24a measured objects corresponding with the second current transformer 24b generates, the electromagnetism of corresponding sensing measured object electric current
, the sensing component (drawing which connect via the first current transformer 24a with the second current transformer 24b again
Do not show) electromagnetic field signal is obtained, and directly shown with amount of luminescence by indicator light 26 according to measured electromagnetic field signal；Another definition
It is the indicator light 26 of the first chela 2a and the second chela 2b when the first chela 2a and the second chela 2b senses voltage or electric current
It according to the current signal of acquirement can make that lamp amount of luminescence is instigated to increase or decrease, it can more obvious reminder alerting user.
And sensing component is connect with the second current transformer 24b via the first current transformer 24a and obtain electromagnetic field letter
Number, sensing component again by the sensing signal via indicator light 26 directly display hair work(cresset quantity, and in addition via circuit 27 again
Signal is transmitted to can also show electric current, voltage signal with 1 processor of ontology (drawing does not show), the display screen 11 of main body 1
Detailed data.
Embodiment described above is only to absolutely prove preferred embodiment that is of the invention and being lifted, protection model of the invention
It encloses without being limited thereto.Those skilled in the art on the basis of the present invention made by equivalent substitute or transformation, in the present invention
Protection domain within.Protection scope of the present invention is subject to claims.
Claims (5)
1. a kind of pincer electric measurement instrument, which is characterized in that including：One main body, built-in to be equipped with processor, which can locate
Reason and the various electric parameters of measurement；And the main body is equipped with display screen and multiple buttons, before being generally arranged at ontology
Face；
One first chela, the second chela, first chela, the second chela are hubbed at the top of ontology；And first pincers
Pawl, the second chela in correspondence with each other, can be mutually closed and mutually open；First chela, the second chela have first end and second
End, the first end is to being respectively equipped with the first current transformer and the second current transformer between second end, first Current Mutual Inductance
Device connect a sensing component with the second current transformer；And the second end of a pair of of chela corresponds to be closed and forms test sky
Between area make two chelas by set the first current transformer and the second current transformer induced current magnetic field in correspondence with each other
It is correspondingly formed the test space area in magnetic field, which is for sensing electromagnetic field signal caused by electric current flowing；
And the first end is equipped with multiple indicator lights, the sense of the first current transformer and the second current transformer to the face between second end
Survey assembly circuit be connected to indicator light should and circuit be also connected to subject processor, the test space area provides tested whereby
Thus object enters, via test space area is entered, first current transformer and the second current transformer sense measured object
Current or voltage electromagnetic field, the measured object enter the first chela, the second chela test space area, the first current transformer
It senses the electromagnetic field of measured object, therefore directly corresponding generation electromagnetic field signal in correspondence with each other with the second current transformer, and passes through
The sensing component connecting is transmitted signals to the second current transformer by the first current transformer and obtains electromagnetic field signal, sensing group
Electromagnetic field signal point is transmitted to indicator light again and is converted into out the electromagnetic field data with ontology processor by part, can by the first chela,
Multiple indicator lamp signals above second chela directly show current data according to current signal by indicator light amount of luminescence, and
The display screen of main body can also show the apparent data of electric current, voltage signal.
2. pincer electric measurement instrument according to claim 1, which is characterized in that wherein the multiple indicator light is along first
The shaped formation of chela and the second chela, and it is labeled with current digital by each indicator light.
3. a kind of pincer electric measurement instrument, including a main body, built-in to be equipped with processor, which can handle and measure various
Electric parameter, the electric parameter include alternating voltage, resistance and electric current；The main body is equipped with display panel, is generally arranged at
Before ontology；And further include being equipped at least one button, electric parameter program should be handled by key control operational transformation；With
And one first chela and the second chela, first chela and the second chela are hubbed at the top of ontology, the first chela and the second pincers
Pawl can be mutually closed and open, wherein first chela and the second chela are to form a test sky when being closed in correspondence with each other
Between area；And the button is extended to form by the first chela first end, borrows the unlatching by key control the first chela and the second chela
With closure；First chela and the second chela are arranged with one first current transformer and the second current transformer；First chela and
A test space area is formed in mutual corresponding space in correspondence with each other when two chelas are mutually closed, the test space area is by built-in
The first current transformer and the second current transformer in correspondence with each other measured object current field generate electromagnetic field signal；
It is characterized in that：The face of described first chela and the second chela is equipped with multiple indicator lights, and the indicator light is along the first pincers
The shaped formation of pawl and the second chela, and it is labeled with current digital by each indicator light；And the first electricity of circuit connection of indicator light
Current transformer and the second current transformer, whereby the test space area provide measured object and thus enter, it is mutual via the first electric current
The sensor electromagnetic field for generating magnetic field and sensing the electric current of measured object in test space area corresponding with the second current transformer, the electromagnetic field
Signal is conducted to sensing component via the first current transformer and the second current transformer and obtains signal, and straight according to measured signal
It connects and is shown with amount of luminescence by indicator light.
4. pincer electric measurement instrument according to claim 3, which is characterized in that wherein, indicator light power source is circuit
Connect the power supply of ontology.
5. pincer electric measurement instrument according to claim 3, which is characterized in that wherein, the sensing component divides signal
It is transmitted to ontology processor, electric current, voltage signal, resistance are shown via the display screen of main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069066.XA CN108398585A (en) | 2017-02-08 | 2017-02-08 | Pincerlike electric measurement instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069066.XA CN108398585A (en) | 2017-02-08 | 2017-02-08 | Pincerlike electric measurement instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108398585A true CN108398585A (en) | 2018-08-14 |
Family
ID=63093939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710069066.XA Pending CN108398585A (en) | 2017-02-08 | 2017-02-08 | Pincerlike electric measurement instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108398585A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050184722A1 (en) * | 2004-02-20 | 2005-08-25 | Gregorec James L.Jr. | Clamp meter with dual display |
| US20090189597A1 (en) * | 2008-01-30 | 2009-07-30 | Fluke Corporation | Instrument for testing an electrical circuit |
| CN201549819U (en) * | 2009-04-03 | 2010-08-11 | 刘智慧 | Electricity checking clamp used for repair |
| JP4618763B2 (en) * | 2003-06-04 | 2011-01-26 | ミドリ安全株式会社 | Clamp type leak current meter |
| CN201876488U (en) * | 2010-09-03 | 2011-06-22 | 上海仪华仪器有限公司 | Clip-on ammeter with waterproof shell |
| CN202649288U (en) * | 2012-06-07 | 2013-01-02 | 刘波 | A test pencil capable of lighting |
| CN203178348U (en) * | 2013-04-08 | 2013-09-04 | 临安亿安电力电子科技有限公司 | Large-aperture leakage current clamp meter |
| CN104515890A (en) * | 2013-09-30 | 2015-04-15 | 西安敏海电子科技有限公司 | Tong-type ammeter with LED (light emitting diode) lamps and detecting mirror |
| CN204495897U (en) * | 2015-02-13 | 2015-07-22 | 李萍 | A kind of test pencil with illumination functions |
-
2017
- 2017-02-08 CN CN201710069066.XA patent/CN108398585A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4618763B2 (en) * | 2003-06-04 | 2011-01-26 | ミドリ安全株式会社 | Clamp type leak current meter |
| US20050184722A1 (en) * | 2004-02-20 | 2005-08-25 | Gregorec James L.Jr. | Clamp meter with dual display |
| US20090189597A1 (en) * | 2008-01-30 | 2009-07-30 | Fluke Corporation | Instrument for testing an electrical circuit |
| CN201549819U (en) * | 2009-04-03 | 2010-08-11 | 刘智慧 | Electricity checking clamp used for repair |
| CN201876488U (en) * | 2010-09-03 | 2011-06-22 | 上海仪华仪器有限公司 | Clip-on ammeter with waterproof shell |
| CN202649288U (en) * | 2012-06-07 | 2013-01-02 | 刘波 | A test pencil capable of lighting |
| CN203178348U (en) * | 2013-04-08 | 2013-09-04 | 临安亿安电力电子科技有限公司 | Large-aperture leakage current clamp meter |
| CN104515890A (en) * | 2013-09-30 | 2015-04-15 | 西安敏海电子科技有限公司 | Tong-type ammeter with LED (light emitting diode) lamps and detecting mirror |
| CN204495897U (en) * | 2015-02-13 | 2015-07-22 | 李萍 | A kind of test pencil with illumination functions |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106133533B (en) | The measuring device of at least one physical quantity of electric utility | |
| JP2018105850A (en) | Non-contact electrical parameter measurement system | |
| JP5951005B2 (en) | Method and apparatus for non-contact detection of the potential of an object with two different values of electric flux | |
| TW201830031A (en) | Non-contact voltage measurement system | |
| CN103063895B (en) | Pliers-shaped anti-interference current transformer and transformer iron core grounding current testing system | |
| EP3321699B1 (en) | Sensor subsystems for non-contact voltage measurement devices | |
| CN102187252A (en) | Method and system for magnetic induction tomography | |
| TW201830032A (en) | Non-contact voltage measurement system using multiple capacitors | |
| CN205484494U (en) | Take jaw type universal meter of semiconductor laser location | |
| CN108398585A (en) | Pincerlike electric measurement instrument | |
| CN103460057B (en) | Contactlessly determine method and the equipment of electromotive force | |
| JP2023169302A (en) | Vehicle battery current detection system | |
| US20190162758A1 (en) | Current-measuring apparatus, series of current-measuring apparatuses, and method for measuring current | |
| CN201057534Y (en) | Induction type digital high-voltage electroscope | |
| CN205809179U (en) | Circuit resistance tester | |
| CN205450171U (en) | Plug temperature -rise tests machine | |
| CN108780012A (en) | AC Electrical Machine Winding temperature sensing circuit, temperature monitor and alternating current generator | |
| CN204789969U (en) | LEAKAGE CURRENT TEST appearance time constant detector | |
| CN207780060U (en) | A kind of tester for ultra-high-tension power transmission line | |
| CN209400611U (en) | Electric field measurement equipment and safety cap with it | |
| CN209525442U (en) | DC simulation resistance generator | |
| CN208537602U (en) | A kind of emulation clamp on amperemeter | |
| CN205539282U (en) | Electricity force measuring instrument | |
| CN204330944U (en) | Instrument for testing polarity of current transformer | |
| CN105954626B (en) | Portable microcomputer busbar protective device tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180814 |
|
| WD01 | Invention patent application deemed withdrawn after publication |