CN202600090U - Fusing tester - Google Patents
Fusing tester Download PDFInfo
- Publication number
- CN202600090U CN202600090U CN2012200927324U CN201220092732U CN202600090U CN 202600090 U CN202600090 U CN 202600090U CN 2012200927324 U CN2012200927324 U CN 2012200927324U CN 201220092732 U CN201220092732 U CN 201220092732U CN 202600090 U CN202600090 U CN 202600090U
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- fusing
- electrically connected
- tester
- housing
- detection module
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Abstract
The utility model relates to the field of electronic circuit design, and particularly relates to a fusing tester. The fusing tester provided by the utility model comprises a detection module which is electrically connected with a voltmeter, an ammeter and a counter, wherein the detection module includes an operational amplifier, so that fusing current and fusing time of a fuse on a motorcycle, various switch voltage drops, and forward voltage drop performance of a silicon controlled rectifier (SCR) and a diode inside a rectifying voltage stabilizer can be detected rapidly and accurately, thereby not only reducing detection steps, but also improving the detection efficiency. In addition, the detection precision and safety are improved greatly.
Description
Technical field
The utility model relates to electronic circuit design field, relates in particular to a kind of fusing tester.
Background technology
Motor cycle insurance silk, switch etc. are very important components and parts on the motorcycle circuit, are directly connected to driver's traffic safety.For this reason; In the motorcycle production run need to fusting current and fusing time, various switch pressure drop, the inner silicon controlled rectifier of rectifying pressurizer (Silicon Controlled Rectifier is called for short SCR) and diode (Diode) forward pressure drop etc. detect.But at present can only be through using multiple appliance such as constant voltage dc source, electric current tunable load, voltage table, reometer, timer, various leads; Multinomial testing conditions combines and just can detect; Not only detection efficiency is low, means backward, and accuracy of detection is low, poor stability.
The utility model content
The utility model discloses a kind of fusing tester; Can realize simultaneously that forward index such as pressure drop or parameter detect to fusting current and fusing time, various switch pressure drop, the inner silicon controlled rectifier of rectifying pressurizer (Silicon Controlled Rectifier is called for short SCR) and diode (Diode); Wherein, comprise the detection module that is electrically connected with voltage table, reometer, counter respectively, said detection module includes operational amplifier.
Above-mentioned fusing tester, wherein, said operational amplifier is precision operational-amplifier 0P07.
Above-mentioned fusing tester wherein, also comprises a housing, and said voltage table, reometer and detection module all are arranged on said enclosure interior.
Above-mentioned fusing tester, wherein, the front of said housing is provided with the voltage display device, and said voltage table is electrically connected with said voltage display device.
Above-mentioned fusing tester, wherein, the front of said housing is provided with the electric current display device, and said reometer is electrically connected with said electric current display device.
Above-mentioned fusing tester, wherein, the front of said housing is provided with the timing display device, and said counter is electrically connected with said timing display device.
Above-mentioned fusing tester; Wherein, The front of said housing also is provided with power switch, detection line connects button and current knob, and said power switch and detection line connect button and be electrically connected with said detection module respectively, and said current knob is electrically connected with said operational amplifier through high power valve.
Above-mentioned fusing tester, wherein, the front of said housing also is provided with starting switch and reset switch, and said starting switch connects button with said detection line and is electrically connected, and said reset switch is electrically connected with said counter.
Above-mentioned fusing tester, wherein, the back side of said housing is provided with direct current supply line and connects button, and a direct current power supply connects button through said direct current supply line and is electrically connected with said detection module.
Above-mentioned fusing tester, wherein, the top that the front of said housing is positioned at said starting switch and reset switch also is respectively arranged with the startup display lamp and stops display lamp, and said startup display lamp is electrically connected with said starting switch.
In sum; Owing to adopted technique scheme, the utility model to propose a kind of fusing tester, come the Control current size through adopting precision operational-amplifier 0P07 control high power valve; Thereby can detect the motorcycle forward pressure drop performance of the inner SCR of a fusing current and fusing time, various switch pressure drop and rectifying pressurizer and diode of insuring quickly and accurately; Not only reduced the detection step, also improved detection efficiency, and accuracy of detection and security all are greatly improved.
Description of drawings
Fig. 1 is the inner structure synoptic diagram of the utility model fusing tester;
Fig. 2 is the outer casing frontispiece structural representation of the utility model fusing tester;
Fig. 3 is the shell structure synoptic diagram of the utility model fusing tester;
Fig. 4 is the connection synoptic diagram that carries out test job of the utility model fusing tester.
Embodiment
Be further described below in conjunction with the embodiment of accompanying drawing the utility model:
Fig. 1 is the inner structure synoptic diagram of the utility model fusing tester; As shown in Figure 1; Comprise detection module 1, voltage table 2, reometer 3 sum counters 4; Wherein, voltage table 2, reometer 3 sum counters 4 are electrically connected with detection module 1 respectively, and detection module 1 includes the instrument internal circuit; And through adopting operational amplifier 5 (generally adopting precision operational-amplifier 0P07) to control high power valve, thereby the size of control circuit electric current.
Fig. 2 is the outer casing frontispiece structural representation of the utility model fusing tester; As shown in Figure 2; The utility model fusing tester also comprises housing 6; Above-mentioned detection module 1, voltage table 2, reometer 3 sum counters 4 all are fixedly installed on the inside of housing 6; Wherein, the positive outside top of this housing 6 also embeds and is provided with voltage display 7, Current Display 8 and timing display 9, and the bottom is provided with power switch 10, current knob 11, two detection lines connect button 12,13 (each one of both positive and negative polarity connects button), starting switch 14 and reset switch 15; Wherein, Voltage display 7 is electrically connected with voltage table 2; Current Display 8 is electrically connected with reometer 3; Timing display 9 is electrically connected with counter 4, and power switch 10 and two detection lines connect button 12,13 and are electrically connected with detection module 1 respectively, and current knob 11 is electrically connected with precision operational-amplifier 0P07 through high power valve; The front of housing 6 is positioned at starting switch 14 tops and also is provided with and stops display lamp 16; Be positioned at reset switch 15 tops and be provided with startup display lamp 17; Start and be electrically connected electrical connection after counter 4 is connected with reset switch 15 after display lamp 17 is connected with starting switch 14 with detection module 1.
Fig. 3 is the shell structure synoptic diagram of the utility model fusing tester; As shown in Figure 3, the back side of the housing 6 in the utility model fusing tester also is provided with two direct current supply lines and connects button 18,19 (each one of both positive and negative polarity connects button).
Fig. 4 is the connection synoptic diagram that carries out test job of the utility model fusing tester; As shown in Figure 4; When the utility model fusing tester carries out test job; With the both positive and negative polarity of a direct current power supply 20 respectively through lead respectively with the housing 6 of fusing tester on two direct current supply lines connect button 18,19 (with reference to Fig. 3) and connect one to one; Electric energy is provided for the fusing tester; Two detection lines on the housing 6 of fusing tester connect button 12,13 (with reference to Fig. 2) and are connected with the two ends of motor cycle insurance silk 21 respectively through lead, with the fusing current that carries out this fuse 21 and the test (also can test various switches, the SCR of rectifier inside and the forward pressure drop of diode) of fusing time thereof.
Concrete, like Fig. 2 and shown in Figure 4, turn on the power switch 10; Opening starting switch 14 simultaneously makes fuse 21 switch on; This moment, voltage display 7 demonstrated the voltage and the electric current at these fuse 21 two ends respectively with Current Display 8, and passed through rotatory current knob 11 adjustment size of current, simultaneously according to timing display 9 recording test times; When fuse 21 fusing, write down time, voltage and the electric current of its fusing; Before testing once more, carry out zero clearing through 15 pairs of timing displays of reset switch 9.
In sum; Owing to adopted technique scheme; The utility model proposes a kind of fusing tester; Through adopting precision operational-amplifier 0P07 control high power valve to come the Control current size, thereby can detection motorcycle promptly and accurately insure the forward performance of pressure drop of a fusing current and the inner silicon controlled rectifier of fusing time, various switch pressure drop and rectifying pressurizer and diode, not only reduced the detection step; Also improved detection efficiency, and accuracy of detection and security are greatly improved all.
Through explanation and accompanying drawing, provided the exemplary embodiments of the ad hoc structure of embodiment, based on the utility model spirit, also can do other conversion.Although above-mentioned utility model has proposed existing preferred embodiment, yet these contents are not as limitation.
For a person skilled in the art, read above-mentioned explanation after, various variations and revise undoubtedly will be obvious.Therefore, appending claims should be regarded the true intention that contains the utility model and the whole variations and the correction of scope as.Any and all scope of equal value and contents all should be thought still to belong in the intention and scope of the utility model in claims scope.
Claims (10)
1. a fusing tester is characterized in that, comprises the detection module that is electrically connected with voltage table, reometer, counter respectively, and said detection module includes operational amplifier.
2. fusing tester according to claim 1 is characterized in that, said operational amplifier is precision operational-amplifier 0P07.
3. fusing tester according to claim 1 and 2 is characterized in that, also comprises a housing, and said voltage table, reometer and detection module all are arranged on said enclosure interior.
4. fusing tester according to claim 3 is characterized in that the front of said housing is provided with the voltage display device, and said voltage table is electrically connected with said voltage display device.
5. fusing tester according to claim 4 is characterized in that the front of said housing is provided with the electric current display device, and said reometer is electrically connected with said electric current display device.
6. fusing tester according to claim 5 is characterized in that the front of said housing is provided with the timing display device, and said counter is electrically connected with said timing display device.
7. fusing tester according to claim 6; It is characterized in that; The front of said housing also is provided with power switch, detection line connects button and current knob; Said power switch and detection line connect button and are electrically connected with said detection module respectively, and said current knob is electrically connected with said operational amplifier through high power valve.
8. fusing tester according to claim 7 is characterized in that the front of said housing also is provided with starting switch and reset switch, and said starting switch connects button with said detection line and is electrically connected, and said reset switch is electrically connected with said counter.
9. fusing tester according to claim 8 is characterized in that the back side of said housing is provided with direct current supply line and connects button, and a direct current power supply connects button through said direct current supply line and is electrically connected with said detection module.
10. fusing tester according to claim 9; It is characterized in that; The top that the front of said housing is positioned at said starting switch and reset switch also is respectively arranged with the startup display lamp and stops display lamp, and said startup display lamp is electrically connected with said starting switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200927324U CN202600090U (en) | 2012-03-13 | 2012-03-13 | Fusing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200927324U CN202600090U (en) | 2012-03-13 | 2012-03-13 | Fusing tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202600090U true CN202600090U (en) | 2012-12-12 |
Family
ID=47317621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200927324U Expired - Fee Related CN202600090U (en) | 2012-03-13 | 2012-03-13 | Fusing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202600090U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103364690A (en) * | 2013-07-17 | 2013-10-23 | 北京汽车股份有限公司 | Testing system and method for safety |
| CN108351376A (en) * | 2015-07-20 | 2018-07-31 | 伊顿智能动力有限公司 | electric fuse current sensing system and monitoring method |
| CN111025197A (en) * | 2019-12-23 | 2020-04-17 | 杭州广立微电子有限公司 | Test circuit and test method for E-fuse fusing characteristic |
-
2012
- 2012-03-13 CN CN2012200927324U patent/CN202600090U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103364690A (en) * | 2013-07-17 | 2013-10-23 | 北京汽车股份有限公司 | Testing system and method for safety |
| CN103364690B (en) * | 2013-07-17 | 2016-03-02 | 北京汽车股份有限公司 | A kind of test macro of insurance and method |
| CN108351376A (en) * | 2015-07-20 | 2018-07-31 | 伊顿智能动力有限公司 | electric fuse current sensing system and monitoring method |
| CN108351376B (en) * | 2015-07-20 | 2020-09-08 | 伊顿智能动力有限公司 | Electrical fuse current sensing system and monitoring method |
| CN111025197A (en) * | 2019-12-23 | 2020-04-17 | 杭州广立微电子有限公司 | Test circuit and test method for E-fuse fusing characteristic |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20150313 |
|
| EXPY | Termination of patent right or utility model |