CN111624516A - New energy automobile leakage detection device - Google Patents
New energy automobile leakage detection device Download PDFInfo
- Publication number
- CN111624516A CN111624516A CN202010648677.1A CN202010648677A CN111624516A CN 111624516 A CN111624516 A CN 111624516A CN 202010648677 A CN202010648677 A CN 202010648677A CN 111624516 A CN111624516 A CN 111624516A
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- triode
- resistor
- field effect
- electrode
- capacitor
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- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 239000003990 capacitor Substances 0.000 claims abstract description 20
- 230000005669 field effect Effects 0.000 claims abstract description 20
- 230000003287 optical effect Effects 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 3
- 230000006698 induction Effects 0.000 abstract description 5
- 239000000523 sample Substances 0.000 abstract description 5
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract 1
- 239000000446 fuel Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention discloses a new energy automobile leakage detection device, which comprises a battery, a first resistor, a second resistor, a first capacitor, a second capacitor, a field effect tube, a first triode, a second triode, a potentiometer, an optocoupler, a time base integrated chip, a light emitting diode, a switch and a loudspeaker, wherein the grid electrode of the field effect tube is used as a probe, when the field effect tube senses current, the field effect tube is conducted to enable the first triode to be electrified and conducted, a light emitting tube in the optocoupler is switched on and lightened, an induction tube in the optocoupler is conducted, the time base integrated chip sends a control signal to the second triode after receiving a trigger signal to enable the second triode to be conducted, the loudspeaker is electrified to send an alarm sound, and the light emitting diode is lightened to give out a light prompt, the invention forms an induction probe by the field effect tube, the electrified position is judged by induction, direct contact is not needed during detection, and whether electrification can, and the detection sensitivity is adjustable, the inspection result is reminded through sound and light, and the maintenance work efficiency is improved.
Description
Technical Field
The invention relates to a new energy automobile auxiliary tool, in particular to a new energy automobile electric leakage detection device.
Background
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. The new energy automobile comprises a pure electric automobile, an extended range electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like. In the prior art, aiming at an electric new energy automobile, if electric leakage occurs, inestimable potential safety hazards can be caused, the automobile has more lines and is relatively complex to check, and the lines are provided with insulating protective layers and are difficult to judge whether the lines are electrified or not electrified through a conventional test pencil, so that a device convenient for checking is needed.
Disclosure of Invention
The invention aims to solve the problems and provide a new energy automobile leakage detection device.
The invention realizes the purpose through the following technical scheme:
the invention comprises a battery, a first resistor, a second resistor, a fourth resistor, a first capacitor, a second capacitor, a field effect tube, a first triode, a second triode, a potentiometer, an optical coupler, a time base integrated chip, a light emitting diode, a switch and a loudspeaker, wherein the positive pole of the battery is connected with the first end of the switch, the negative pole of the battery is simultaneously connected with the first end of the potentiometer, the sliding end of the potentiometer, the negative pole of a luminous tube in the optical coupler, the emitting electrode of the luminous tube in the optical coupler, the fourth pin of the time base integrated chip, the first end of the first capacitor, the first end of the second capacitor, the first end of the fourth resistor and the emitting electrode of the second triode, the second end of the switch is simultaneously connected with the drain electrode of the field effect tube, the emitting electrode of the first triode, the collecting electrode of the luminous tube in the optical coupler, the first end of the second resistor, the eighth pin of the time base, the source electrode of the field effect tube is connected with the second end of the potentiometer and the base electrode of the first triode simultaneously, the grid electrode of the field effect tube is connected with a metal sheet as a detection end, the collector electrode of the first triode is connected with the first end of the first resistor, the second end of the first resistor is connected with the anode of the light emitting tube in the optical coupler, the second end of the second resistor is connected with the first end of the third resistor and the seventh pin of the time base integrated chip simultaneously, the second end of the third resistor is connected with the second pin of the time base integrated chip simultaneously, the sixth pin is connected with the second end of the first capacitor, the fifth pin of the time-base integrated chip is connected with the second end of the second capacitor, the third pin of the time-base integrated chip is simultaneously connected with the anode of the light-emitting diode and the base of the second triode, the cathode of the light-emitting diode is connected with the second end of the fourth resistor, and the collector of the second triode is connected with the second end of the loudspeaker.
The invention has the beneficial effects that:
the invention relates to a new energy automobile leakage detection device, which is characterized in that an induction probe is formed by a field effect transistor, the electrified position is judged by induction, direct contact is not needed during detection, whether electrification is caused can be judged only by approaching an electrified body, the detection sensitivity is adjustable, the result of detection is reminded by sound and light, the use is convenient, the maintenance work efficiency is improved, and the popularization and application values are realized.
Drawings
Fig. 1 is a schematic diagram of the circuit configuration of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1: the invention comprises a battery E, a first resistor R1 to a fourth resistor R4, a first capacitor C1, a second capacitor C2, a field effect tube BG, a first triode VT1, a second triode VT2, a potentiometer RP, an optocoupler G, a time base integrated chip IC, a light emitting diode LED, a switch S and a loudspeaker B, wherein the positive pole of the battery E is connected with the first end of the switch S, the negative pole of the battery E is simultaneously connected with the first end of the potentiometer RP, the sliding end of the potentiometer RP, the negative pole of an internal luminous tube of the optocoupler G, the emitter of an internal luminous tube of the optocoupler G, the fourth pin of the time base integrated chip IC, the first end of a first capacitor C1, the first end of a second capacitor C2, the first end of a fourth resistor R4 and the emitter of a second triode VT2, the second end of the switch S is simultaneously connected with the drain of the field effect tube G, the emitter of the first triode VT1, the second resistor VT, The collector of the light-sensing tube in the optical coupler G, the first end of the second resistor R2, the eighth pin of the time-base integrated chip IC and the first end of the loudspeaker B are connected, the source of the field-effect tube G is connected with the second end of the potentiometer RP and the base of the first triode VT1, the grid of the field-effect tube G is connected with a metal sheet as a detection end, the collector of the first triode VT1 is connected with the first end of the first resistor R1, the second end of the first resistor R1 is connected with the anode of the light-emitting tube in the optical coupler G, the second end of the second resistor R2 is connected with the first end of the third resistor R3 and the seventh pin of the time-base integrated chip IC, the second end of the third resistor R3 is connected with the second VT pin of the time-base integrated chip IC, the sixth pin and the second end of the first capacitor C1, the fifth pin of the time-base integrated chip IC is connected with the second end of the second capacitor C2, the third pin of the time-base integrated chip IC is connected with the anode of the LED and the base of the second triode 2, the cathode of the light emitting diode LED is connected to the second end of the fourth resistor R4, and the collector of the second transistor VT2 is connected to the second end of the speaker B.
The working principle of the invention is as follows:
the grid through field effect tube BG is as the probe, switch on when field effect tube BG senses the electric current, make first triode VT turn on by the electricity, the luminotron is lighted in the switch-on optical coupler G, the luminotron switches on in the optical coupler, time base integrated chip IC receives trigger signal and then sends control signal to second triode VT2 and make second triode VT2 switch on, speaker B gets the electricity and sends the chimes of doom, light emitting diode LED luminous suggestion simultaneously, the sensitivity of probe is realized through adjusting potentiometre RP.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides a new energy automobile electric leakage detection device which characterized in that: the switch comprises a battery, a first resistor, a second resistor, a third resistor, a fourth resistor, a first capacitor, a second capacitor, a field effect tube, a first triode, a second triode, a potentiometer, an optocoupler, a time base integrated chip, a light emitting diode, a switch and a loudspeaker, wherein the positive electrode of the battery is connected with the first end of the switch, the negative electrode of the battery is simultaneously connected with the first end of the potentiometer, the sliding end of the potentiometer, the negative electrode of a light emitting tube in the optocoupler, the emitting electrode of a light sensing tube in the optocoupler, the fourth pin of the time base integrated chip, the first end of the first capacitor, the first end of the second capacitor, the first end of the fourth resistor and the emitting electrode of the second triode, the second end of the switch is simultaneously connected with the drain electrode of the field effect tube, the emitting electrode of the first triode, the collecting electrode of the light sensing tube in the optocoupler, the first end of the second, the source electrode of the field effect tube is connected with the second end of the potentiometer and the base electrode of the first triode simultaneously, the grid electrode of the field effect tube is connected with a metal sheet as a detection end, the collector electrode of the first triode is connected with the first end of the first resistor, the second end of the first resistor is connected with the anode of the light emitting tube in the optical coupler, the second end of the second resistor is connected with the first end of the third resistor and the seventh pin of the time base integrated chip simultaneously, the second end of the third resistor is connected with the second pin of the time base integrated chip simultaneously, the sixth pin is connected with the second end of the first capacitor, the fifth pin of the time-base integrated chip is connected with the second end of the second capacitor, the third pin of the time-base integrated chip is simultaneously connected with the anode of the light-emitting diode and the base of the second triode, the cathode of the light-emitting diode is connected with the second end of the fourth resistor, and the collector of the second triode is connected with the second end of the loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010648677.1A CN111624516A (en) | 2020-07-07 | 2020-07-07 | New energy automobile leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010648677.1A CN111624516A (en) | 2020-07-07 | 2020-07-07 | New energy automobile leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111624516A true CN111624516A (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010648677.1A Pending CN111624516A (en) | 2020-07-07 | 2020-07-07 | New energy automobile leakage detection device |
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| CN (1) | CN111624516A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206178062U (en) * | 2016-11-07 | 2017-05-17 | 陈海东 | Electric power system's malfunction alerting ware |
| CN206339591U (en) * | 2016-12-19 | 2017-07-18 | 吉安职业技术学院 | A kind of electrotechnical, electronic surveys electric installation |
| CN206725668U (en) * | 2017-03-14 | 2017-12-08 | 重庆文理学院 | A kind of electrical equipment malfunction detection means |
| CN207164163U (en) * | 2017-08-21 | 2018-03-30 | 史晓强 | A kind of electric power overhaul measuring device with electricity |
| CN108072809A (en) * | 2017-12-18 | 2018-05-25 | 季梅 | A kind of electrical load detection of electrical leakage warning circuit |
| CN207908654U (en) * | 2018-03-13 | 2018-09-25 | 全建军 | A kind of unattended seismograph station battery capacity detector |
| CN212845844U (en) * | 2020-07-07 | 2021-03-30 | 广西交通职业技术学院 | New energy automobile leakage detection device |
-
2020
- 2020-07-07 CN CN202010648677.1A patent/CN111624516A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206178062U (en) * | 2016-11-07 | 2017-05-17 | 陈海东 | Electric power system's malfunction alerting ware |
| CN206339591U (en) * | 2016-12-19 | 2017-07-18 | 吉安职业技术学院 | A kind of electrotechnical, electronic surveys electric installation |
| CN206725668U (en) * | 2017-03-14 | 2017-12-08 | 重庆文理学院 | A kind of electrical equipment malfunction detection means |
| CN207164163U (en) * | 2017-08-21 | 2018-03-30 | 史晓强 | A kind of electric power overhaul measuring device with electricity |
| CN108072809A (en) * | 2017-12-18 | 2018-05-25 | 季梅 | A kind of electrical load detection of electrical leakage warning circuit |
| CN207908654U (en) * | 2018-03-13 | 2018-09-25 | 全建军 | A kind of unattended seismograph station battery capacity detector |
| CN212845844U (en) * | 2020-07-07 | 2021-03-30 | 广西交通职业技术学院 | New energy automobile leakage detection device |
Non-Patent Citations (1)
| Title |
|---|
| 崔建国等: "《感应式高压报警电路的探讨与设计》", 《技术交流》 * |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200904 |
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| RJ01 | Rejection of invention patent application after publication |