CN104459282A - Multifunctional circuit testing electroprobe - Google Patents
Multifunctional circuit testing electroprobe Download PDFInfo
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- CN104459282A CN104459282A CN201410764246.6A CN201410764246A CN104459282A CN 104459282 A CN104459282 A CN 104459282A CN 201410764246 A CN201410764246 A CN 201410764246A CN 104459282 A CN104459282 A CN 104459282A
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- triode
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- circuit board
- rechargeable battery
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Abstract
The invention relates to a multifunctional circuit testing electroprobe which comprises a shell, a testing probe end, a metal tip, a circuit board and a current-limiting carbon resistor. The testing probe end is installed at one end of the shell, the metal tip is installed at the other end of the shell, both the circuit board and the current-limiting carbon resistor are installed in the shell, the testing probe end is in electrical connection with the current-limiting carbon resistor, the current-limiting carbon resistor is in electrical connection with the circuit board, the circuit board is in electrical connection with the metal tip, and the circuit board is provided with an audion T1, an audion T2, a light emitting diode D and a rechargeable battery. The multifunctional circuit testing electroprobe can test electrification conditions in an AC circuit, a DC circuit and an insulation line, and has the advantages of being simple in structure, convenient to use and easy to apply and popularize.
Description
Technical field
The present invention relates to a kind of circuit test electroprobe, particularly a kind of can to the multifunctional circuit of AC/DC circuit test test electroprobe.
Background technology
Whether test pencil is a kind of conventional electrician tool, be used in test wires charged, therefore play very important effect in test pencil electric work, because the whether accurate personal safety being related to electrician person of test pencil test.At present, known test electroprobe is divided into alternating circuit to test electroprobe and DC circuit test electroprobe two kinds.
Existing disclosed alternating-current measurement electroprobe can only be tested alternating circuit, DC test electroprobe can only be tested DC circuit, and these two kinds of test pens can not carry out integration test, and can not work during sniffing.Circuit operationally can produce electric arc and electric signal, and these two kinds of test pens all can not sense electric signal in the working line of insulation, when the line broken circuit of tape insulation rubber, cannot trip point be detected.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of multifunctional circuit test electroprobe can tested alternating circuit and DC circuit.
The technical scheme solved the problems of the technologies described above is: a kind of multifunctional circuit test electroprobe, comprise housing, the test tip of the brushstyle of a writing or painting, metal termination, circuit board and current limliting carbon resistance, the described test tip of the brushstyle of a writing or painting is arranged on one end of housing, described metal termination is arranged on the other end of housing, described circuit board and current limliting carbon resistance are installed in housing, the described test tip of the brushstyle of a writing or painting conducts electricity with current limliting carbon resistance and is connected, described current limliting carbon resistance is connected with circuit board conductive, described circuit board conducts electricity with metal termination and is connected, described circuit board is provided with triode T1, triode T2, light emitting diode D and rechargeable battery, the positive pole of described rechargeable battery is connected with the anode of light emitting diode D, the negative electrode of described light emitting diode D is connected with the collector of triode T2, the described emitter of triode T2 is connected with the negative pole of rechargeable battery, the positive pole of described rechargeable battery is connected with the collector of triode T1, the emitter of described triode T1 is connected with the base stage of triode T2.
Further technical scheme of the present invention is: by spring fitting in the housing, the described test tip of the brushstyle of a writing or painting is connected by spring with current limliting carbon resistance described current limliting carbon resistance.
Described circuit board is connected by line terminals with metal termination.
The described emitter of triode T2 is connected by line terminals with the negative pole of rechargeable battery.
Described rechargeable battery is chargeable 3V dry cell.
Owing to adopting technique scheme, the multifunctional circuit test electroprobe of the present invention, has following beneficial effect:
The present invention includes housing, the test tip of the brushstyle of a writing or painting, metal termination, circuit board and current limliting carbon resistance, be beneficial to the biasing circuit that it is formed, the present invention can test alternating circuit, charged situation in DC circuit and insulated circuit, can only test alternating circuit to solve alternating-current measurement electroprobe in prior art, DC test electroprobe can only be tested DC circuit, the problem of integration test can not be carried out, also solve these two kinds of test pens and all can not sense electric signal in the working line of insulation, when the line broken circuit of tape insulation glue, the problem of trip point cannot be detected.Structure of the present invention is simple, easy to use, is convenient to promote the use of.
Below, in conjunction with Figure of description and specific embodiment, the technical characteristic to the multifunctional circuit test electroprobe of the present invention is further described.
Accompanying drawing explanation
Fig. 1: the structural representation of the multifunctional circuit test electroprobe of the present invention.
Fig. 2: in the present invention, the circuit of circuit board was schemed originally.
In above-mentioned accompanying drawing, each label declaration is as follows:
Housing 1, the test tip of the brushstyle of a writing or painting 2, metal termination 3, circuit board 4, current limliting carbon resistance 5, spring 6.
Embodiment
A kind of multifunctional circuit test electroprobe, comprise housing 1, the test tip of the brushstyle of a writing or painting 2, metal termination 3, circuit board 4 and current limliting carbon resistance 5, the described test tip of the brushstyle of a writing or painting 2 is arranged on one end of housing 1, described metal termination 3 can be flattened metal termination, this metal termination 3 is arranged on the other end of housing 1, described circuit board 4 and current limliting carbon resistance 5 are installed in housing 1, described current limliting carbon resistance 5 is installed within the case 1 by spring 6, the described test tip of the brushstyle of a writing or painting 2 and current limliting carbon resistance 5 are conducted electricity by spring 6 and are connected, described current limliting carbon resistance 5 is conducted electricity with circuit board 4 one end and is connected, the other end of described circuit board 4 and metal termination 3 are conducted electricity by line terminals and are connected, described circuit board 4 is provided with triode T1, triode T2, light emitting diode D and rechargeable battery, the positive pole of described rechargeable battery is connected with the anode of light emitting diode D, the negative electrode of described light emitting diode D is connected with the collector of triode T2, the described emitter of triode T2 is connected by line terminals with the negative pole of rechargeable battery, the positive pole of described rechargeable battery is connected with the collector of triode T1, the emitter of described triode T1 is connected with the base stage of triode T2, described rechargeable battery is chargeable 3V dry cell.
During use:
1. when the test tip of the brushstyle of a writing or painting 2 link positive pole, during human contact's metal termination 3, form biasing circuit, for triode T1, triode T2 provide suitable electric current and voltage, the emitter of triode T1 and the base stage of triode T2 are connected, electric current flows to light emitting diode D, triode T2, triode T1, line terminals from the positive pole of the 3V dry cell 10 that can charge, then lead to the 3V dry cell 10 that can charge negative pole formed loop, light emitting diode D have electric current by time light.If this circuit does not have electric current to pass through, the triode T1 of test pen, triode T2 not conducting, light emitting diode D is not luminous, concludes that this line is open circuit.
2. when the test tip of the brushstyle of a writing or painting 2 link negative pole, during human contact's metal termination 3, form biasing circuit, for triode T1, triode T2 provide suitable electric current and voltage, the emitter of triode T1 and the base stage of triode T2 are connected, electric current flows to light emitting diode D, triode T2, triode T1, line terminals from the positive pole of the 3V dry cell 10 that can charge, then lead to the 3V dry cell 10 that can charge negative pole formed loop, light emitting diode D have electric current by time light.If this circuit does not have electric current to pass through, test pen triode T1, triode T2 then not conducting, light emitting diode D is not luminous, concludes that this line is open circuit.
3. when the circuit contacting insulation with the test tip of the brushstyle of a writing or painting 2, during human contact's metal termination 3, if this circuit have electric current by time will produce electric arc and electric signal, the test tip of the brushstyle of a writing or painting 2 of test electroprobe senses electric signal, form biasing circuit, for triode T1, triode T2 provides suitable electric current and voltage, the emitter of triode T1 and the base stage of triode T2 are connected, electric current flows to light emitting diode D from the positive pole of the 3V dry cell 10 that can charge, triode T2, triode T1, line terminals, the negative pole leading to the 3V dry cell 10 that can charge again forms loop, light emitting diode D have electric current by time light.If this circuit does not have electric current to pass through, test pen triode T1, triode T2 not conducting, light emitting diode D is not luminous, concludes that this line is open circuit.
Claims (5)
1. a multifunctional circuit test electroprobe, it is characterized in that: comprise housing (1), the test tip of the brushstyle of a writing or painting (2), metal termination (3), circuit board (4) and current limliting carbon resistance (5), the described test tip of the brushstyle of a writing or painting (2) is arranged on one end of housing (1), described metal termination (3) is arranged on the other end of housing (1), described circuit board (4) and current limliting carbon resistance (5) are installed in housing (1), the described test tip of the brushstyle of a writing or painting (2) conducts electricity with current limliting carbon resistance (5) and is connected, described current limliting carbon resistance (5) is conducted electricity with circuit board (4) and is connected, described circuit board (4) conducts electricity with metal termination (3) and is connected, described circuit board (4) is provided with triode T1, triode T2, light emitting diode D and rechargeable battery, the positive pole of described rechargeable battery is connected with the anode of light emitting diode D, the negative electrode of described light emitting diode D is connected with the collector of triode T2, the described emitter of triode T2 is connected with the negative pole of rechargeable battery, the positive pole of described rechargeable battery is connected with the collector of triode T1, the emitter of described triode T1 is connected with the base stage of triode T2.
2. multifunctional circuit test electroprobe according to claim 1, it is characterized in that: described current limliting carbon resistance (5) is arranged in housing (1) by spring (6), the described test tip of the brushstyle of a writing or painting (2) is connected by spring (6) with current limliting carbon resistance (5).
3. multifunctional circuit test electroprobe according to claim 1, is characterized in that: described circuit board (4) is connected by line terminals with metal termination (3).
4. multifunctional circuit test electroprobe according to claim 1, is characterized in that: the described emitter of triode T2 is connected by line terminals with the negative pole of rechargeable battery.
5. the multifunctional circuit test electroprobe according to the arbitrary claim of claim 1-4, is characterized in that: described rechargeable battery is chargeable 3V dry cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410764246.6A CN104459282A (en) | 2014-12-11 | 2014-12-11 | Multifunctional circuit testing electroprobe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410764246.6A CN104459282A (en) | 2014-12-11 | 2014-12-11 | Multifunctional circuit testing electroprobe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104459282A true CN104459282A (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410764246.6A Pending CN104459282A (en) | 2014-12-11 | 2014-12-11 | Multifunctional circuit testing electroprobe |
Country Status (1)
| Country | Link |
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| CN (1) | CN104459282A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2253064A (en) * | 1990-12-05 | 1992-08-26 | Tan Teow Kee | Multifunction circuit tester |
| CN2260332Y (en) * | 1996-06-10 | 1997-08-20 | 顺德市容奇测电器厂 | Multi-function test pencil |
| CN2282193Y (en) * | 1996-08-26 | 1998-05-20 | 林耀辉 | Acousto-optic display multifuncional test pencil |
| CN201314939Y (en) * | 2008-09-28 | 2009-09-23 | 深圳创维－Rgb电子有限公司 | Route detection device |
| CN102081147A (en) * | 2009-11-26 | 2011-06-01 | 张海艇 | Testing pen capable of displaying direct current and alternating current |
| KR20120005254U (en) * | 2011-01-10 | 2012-07-18 | 양수영 | SAT Practice Pen |
| CN104062535A (en) * | 2014-06-13 | 2014-09-24 | 苏州华徕光电仪器有限公司 | Inductive alternating current detecting electroprobe circuit |
| CN204359852U (en) * | 2014-12-11 | 2015-05-27 | 柳州铁道职业技术学院 | Multifunctional circuit test electroprobe |
-
2014
- 2014-12-11 CN CN201410764246.6A patent/CN104459282A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2253064A (en) * | 1990-12-05 | 1992-08-26 | Tan Teow Kee | Multifunction circuit tester |
| CN2260332Y (en) * | 1996-06-10 | 1997-08-20 | 顺德市容奇测电器厂 | Multi-function test pencil |
| CN2282193Y (en) * | 1996-08-26 | 1998-05-20 | 林耀辉 | Acousto-optic display multifuncional test pencil |
| CN201314939Y (en) * | 2008-09-28 | 2009-09-23 | 深圳创维－Rgb电子有限公司 | Route detection device |
| CN102081147A (en) * | 2009-11-26 | 2011-06-01 | 张海艇 | Testing pen capable of displaying direct current and alternating current |
| KR20120005254U (en) * | 2011-01-10 | 2012-07-18 | 양수영 | SAT Practice Pen |
| CN104062535A (en) * | 2014-06-13 | 2014-09-24 | 苏州华徕光电仪器有限公司 | Inductive alternating current detecting electroprobe circuit |
| CN204359852U (en) * | 2014-12-11 | 2015-05-27 | 柳州铁道职业技术学院 | Multifunctional circuit test electroprobe |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150325 |