CN104251947B - A kind of magnet coil trouble-shooter - Google Patents
A kind of magnet coil trouble-shooter Download PDFInfo
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- CN104251947B CN104251947B CN201410421314.9A CN201410421314A CN104251947B CN 104251947 B CN104251947 B CN 104251947B CN 201410421314 A CN201410421314 A CN 201410421314A CN 104251947 B CN104251947 B CN 104251947B
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Abstract
The present invention relates to magnet coil trouble-shooter, the magnet coil trouble-shooter in more particularly to a kind of electromagnetic fan clutch for the radiating of air conditioning for automobiles, sound equipment and feed-tank.Including protection module 3; at least one function detection module; power supply instruction and signal detection module; voltage reference module; voltage basic module; wherein function detection module, power supply instruction and signal detection module, voltage reference module, voltage basic module be connected in parallel by power line and be connected with out-put supply positive pole, power cathode respectively, protection module is connected in series and before function detection module, voltage basic module with positive source.Compared with prior art, it is that the working condition of magnet coil is diagnosed automatically the characteristics of the invention, and its working condition is carried out into early warning, display accurately and in time, becomes clear from driving, maintenance personal.
Description
Technical field
It is more particularly to a kind of to be used for air conditioning for automobiles, sound equipment and feed-tank the present invention relates to magnet coil trouble-shooter
Magnet coil trouble-shooter in the electromagnetic fan clutch of radiating.
Technical background
With the fast development of Domestic Automotive Industry, all kinds of electrical systems importance in the car becomes increasingly conspicuous.All
In the electromagnetic fan clutch of air conditioning for automobiles, automobile audio and feed-tank radiating, magnet coil is indispensable.And due to its week
Enclose the specified conditions such as high temperature, sealing, rotating speed high so that the detection operation irregularity of product is cumbersome, and to the technology water of testing staff
It is flat to propose requirement higher.Therefore, the maximum shortcoming of artificial maintenance is low, inaccurate efficiency, is also easy to produce service not in time, by mistake
The problems such as sentencing, and lost labor, operating efficiency are low.
The content of the invention
For above the deficiencies in the prior art, the present invention provides a kind of magnet coil trouble-shooter, its object is to
Working condition to magnet coil is diagnosed automatically, and accurately and in time by its working condition carry out early warning, display, make to drive
Sail, maintenance personal becomes clear from.
Therefore, the technical scheme that the present invention is provided is：A kind of magnet coil trouble-shooter, including protection module 3, extremely
Few One function detection module 1, power supply instruction and signal detection module 5, voltage reference module 6, voltage basic module 4, wherein
Function detection module 1, power supply instruction and signal detection module 5, voltage reference module 6, voltage basic module 4 pass through power line simultaneously
Connection connection and be connected with external positive source 17, power cathode 16 respectively, protection module 3 is connected in series with positive source 17
And before function detection module 1, voltage basic module 4, described function detection module 1 includes magnet coil indicating fault
Module 7, magnet coil drive module 8, protection circuit 9, current signal detecting module 10, current failure indicating module 11, electromagnetism
Coil 12, described voltage basic module 4 provides voltage reference signal, wherein magnet coil event to current signal detecting module 10
Barrier indicating module 7, magnet coil drive module 8 compose in parallel magnet coil detecting fault unit, magnet coil 12, protection circuit
9 compose in parallel solenoid unit, and current signal detecting module 10, current failure indicating module 11 compose in parallel current failure and detect
Survey unit, wherein the burning voltage signal of the comparison voltage holding wire 13 of current signal detecting module 10 and voltage basic module 4
Line 14 is connected, and the neutral voltage holding wire 15 of current signal detecting module 10 is connected with power cathode 16, magnet coil event
Barrier detecting unit, solenoid unit, current failure detecting unit are connected in series.
The technical program can be optimized for, and function detection module 1 is two.
On the basis of optimizing more than, it can be by voltage stabilizing two that can further be optimized to described voltage reference module 6
Circuit, or the circuit by three-terminal voltage-stabilizing module composition that pole pipe, resistance, electric capacity are constituted, can also be and passed through by transformer
The circuit that over commutation, filtering, voltage stabilizing are constituted, power supply instruction and the current-limiting resistance of signal detection module 5 and light emitting diode series connection structure
Into circuit.
Described magnet coil failure indication module 7 can also be optimized for by current-limiting resistance and light emitting diode series connection group
Into magnet coil drive module 8 is made up of switch, and protection circuit 9 is made up of the diode of the reverse parallel connection of magnet coil 12, electricity
Stream signal detection module 10 is composed in series by electromagnetic inductor, and current failure indicating module 11 is by current-limiting resistance and light emitting diode
It is composed in series.
Described switch can also be further optimized for for triode, wherein emitter stage is connected with magnet coil 12, collected
Electric level is connected with positive source, and base stage is connected by starting control signal wire 18 with external control signal source.
Described switch can also be optimized for for FET, wherein drain electrode is connected with magnet coil 12, source electrode with it is electric
Source positive pole is connected, and grid is connected by starting control signal wire 18 with external control signal source.
Described switch can also be optimized to for mechanical switch, the connection of switch one end positive source 17 or power cathode
16th, other end connection magnet coil 12.
Described switch can also be optimized to for relay, contactor, switch ends connect power cathode 16 and electricity respectively
Magnetic coil 12, relay, the startup control signal wire 18 of contactor are connected with external control signal source.
Further described electromagnetic inductor can be current transformer, current sensor or current divider, described guarantor
Shield module 3 can be one or more strings in fuse, self-healing fuse, TVS pipe, voltage-stabiliser tube, snowslide pipe or compose in parallel.
Described voltage basic module 4 can also be further optimized to by three terminal regulator and filter capacitor, overcurrent protection
Resistance and clamp resistance are constituted, it is also possible to be made up of with filtering, overcurrent protection resistance and clamp resistance voltage-regulator diode.
Compared with prior art, advantages of the present invention is as follows：
1. diagnostic mode is automatic detection and contrast, saves artificial, and operating efficiency is improved, and improves working environment；
2. reliability is improved；
3. user's maintenance cost is reduced；
4. improve diagnosis and accuracy in detection is improved.
Brief description of the drawings
Fig. 1 is the circuit theory schematic diagram of fet switch of the invention；
Fig. 2 is the circuit theory schematic diagram of mechanical switch of the invention;
Label in accompanying drawing is respectively：1st, function detection module；3rd, protection module；4th, voltage basic module；5th, power supply refers to
Show and signal detection module；6th, voltage reference module；7th, failure indication module；8th, coil drive module；9th, protection circuit；10、
Current signal detecting module；11st, current failure indicating module；12nd, coil；13rd, comparison voltage holding wire；14th, burning voltage letter
Number line；15th, neutral voltage holding wire；16th, power cathode；17th, positive source；18th, control signal wire is started.
Specific embodiment
For better understanding of and implement, referring to Fig. 1 and embodiment, the present invention is described in further detail.
Specific embodiment 1,
A kind of magnet coil trouble-shooter, including protection module 3, two function detection modules 1, power supply instruction and letter
Number detecting module 5, voltage reference module 6, wherein voltage basic module 4, function detection module 1, power supply instruction and signal detection
Module 5, voltage reference module 6, voltage basic module 4 be connected in parallel by power line and with respectively with external positive source
17th, power cathode 16 is connected, and protection module 3 is connected in series and positioned at function detection module 1, voltage basis mould with positive source 17
Before block 4, power supply instruction and signal detection module 5, after voltage reference module 6, described function detection module 1 includes electromagnetism
Coil fault indicating module 7, magnet coil drive module 8, protection circuit 9, current signal detecting module 10, current failure are indicated
Module 11, magnet coil 12, described voltage basic module provide voltage reference signal to current signal detecting module 10, wherein
Magnet coil failure indication module 7, magnet coil drive module 8 compose in parallel magnet coil detecting fault unit, magnet coil
12nd, protection circuit 9 composes in parallel solenoid unit, current signal detecting module 10, current failure indicating module 11 and joint group
Into current failure detecting unit, wherein the comparison voltage holding wire 13 of current signal detecting module 10 and voltage basic module 4
Burning voltage holding wire 14 is connected, and the neutral voltage holding wire 15 of current signal detecting module 10 is connected with power cathode 16
Connect, magnet coil detecting fault unit, solenoid unit, current failure detecting unit are connected in series.Described voltage reference
Module 6 is by the circuit of three-terminal voltage-stabilizing module composition, power supply instruction and the current-limiting resistance of signal detection module 5 and light emitting diode string
Join the circuit for constituting.Described magnet coil failure indication module 7 is composed in series by current-limiting resistance and light emitting diode, electromagnetism
Coil drive module 8 is made up of switch, and protection circuit 9 is made up of the diode of the reverse parallel connection of magnet coil 12, current signal
Detecting module 10 is composed in series by electromagnetic inductor, and current failure indicating module 11 is by current-limiting resistance and light emitting diode series connection group
Into.Described switch is triode, wherein wherein emitter stage is connected with magnet coil 12, current collection level is connected with positive source
Connect, base stage is connected by starting control signal wire 18 with external control signal source.Described electromagnetic inductor is Current Mutual Inductance
Device, the described fuse of protection module 3 are composed in series.Described voltage basic module 4 is by three terminal regulator and filter capacitor, mistake
Stream protective resistance and clamp resistance composition.
When device external power supply occurs abnormal, the light emitting diode in power supply instruction and signal detection module 5 will point
It is bright, send alarm signal;When current signal occurs abnormal, the light emitting diode of current failure indicating module 11 will be lighted,
Send alarm signal；When magnet coil 12 occurs, the light emitting diode of magnet coil failure indication module 7 will be lighted, and be sent
Alarm signal;When there is exception and device can be influenceed safe in itself in device electric current or voltage, the fuse in protection module 3
Fuse, play the purpose of protection device.
Specific embodiment 2
Identical with specific embodiment 1, difference is：Described switch is FET, wherein drain electrode and magnet coil
12 are connected, and source electrode is connected with positive source, and grid is connected by starting control signal wire 18 with external control signal source.
Described electromagnetic inductor is current sensor, and described protection module 3TVS pipes are composed in series.Described voltage basic module 4
It is made up of with filtering, overcurrent protection resistance and clamp resistance voltage-regulator diode.
Specific embodiment 3
Identical with specific embodiment 1, difference is：Described switch is mechanical switch, and switch ends are connected respectively
Positive source 17 and magnet coil 12.Described electromagnetic inductor current divider, described protection module 3 is connected group by voltage-stabiliser tube
Into.Described voltage basic module 4 is made up of three terminal regulator with filter capacitor, overcurrent protection resistance and clamp resistance.
Specific embodiment 4
Identical with specific embodiment 1, difference is：Described switch is relay, and switch ends connect power supply respectively
Negative pole 16 and magnet coil 12, the startup control signal wire 18 of relay are connected with external control signal source, described protection
Module 3 is composed in series by snowslide pipe.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
Specific implementation of the invention is confined to these explanations.For the those of ordinary skill belonging to the present invention, this is not being departed from
On the premise of thinking of the present invention, simple deduction or replace can also be made, should all be considered as belonging to protection scope of the present invention.
Claims (10)
1. a kind of magnet coil trouble-shooter, including protection module（3）, at least one function detection module（1）, power supply refers to
Show and signal detection module（5）, voltage reference module（6）, voltage basic module（4）, wherein function detection module（1）, power supply
Indicate and signal detection module（5）, voltage reference module（6）, voltage basic module（4）Be connected in parallel by power line and with point
Not with external positive source（17）, power cathode（16）It is connected, protection module（3）With positive source（17）It is connected in series and position
In function detection module（1）, voltage basic module（4）Before, it is characterised in that described function detection module（1）Including electromagnetism
Coil fault indicating module（7）, magnet coil drive module（8）, protection circuit（9）, current signal detecting module（10）, electric current
Failure indication module（11）, magnet coil（12）, described voltage basic module（4）Give current signal detecting module（10）There is provided
Voltage reference signal, wherein magnet coil failure indication module（7）, magnet coil drive module（8）Compose in parallel magnet coil
Detecting fault unit, magnet coil（12）, protection circuit（9）Compose in parallel solenoid unit, current signal detecting module
（10）, current failure indicating module（11）Compose in parallel current failure detecting unit, wherein current signal detecting module（10）'s
Comparison voltage holding wire（13）With voltage basic module（4）Burning voltage holding wire（14）It is connected, current signal detecting mould
Block（10）Neutral voltage holding wire（15）With power cathode（16）It is connected, magnet coil detecting fault unit, magnet coil
Unit, current failure detecting unit are connected in series.
2. a kind of magnet coil trouble-shooter according to claim 1, it is characterised in that described Function detection mould
Block（1）It is two.
3. a kind of magnet coil trouble-shooter according to claim 1, it is characterised in that described voltage reference mould
Block（6）It is the circuit being made up of voltage-regulator diode, resistance, electric capacity, or by the circuit of three-terminal voltage-stabilizing module composition, or by becoming
The circuit that depressor, rectification module, filtration module, Voltage stabilizing module are constituted, power supply instruction and signal detection module（5）It is by current limliting electricity
Resistance and light emitting diode circuit in series.
4. a kind of magnet coil trouble-shooter according to claim 3, it is characterised in that described magnet coil therefore
Barrier indicating module（7）It is composed in series by current-limiting resistance and light emitting diode, magnet coil drive module（8）It is made up of switch, is protected
Shield circuit（9）Be by with magnet coil（12）The diode composition of reverse parallel connection, current signal detecting module（10）By electromagnetism sense
Device is answered to be composed in series, current failure indicating module（11）It is composed in series by current-limiting resistance and light emitting diode.
5. a kind of magnet coil trouble-shooter according to claim 4, it is characterised in that described switch is three poles
Pipe, wherein emitter stage and magnet coil（12）It is connected, current collection level is connected with positive source, and base stage is by starting control signal
Line（18）It is connected with external control signal source.
6. a kind of magnet coil trouble-shooter according to claim 4, it is characterised in that described switch is field effect
Ying Guan, wherein drain electrode and magnet coil（12）It is connected, source electrode is connected with positive source, grid is by starting control signal wire
（18）It is connected with external control signal source.
7. a kind of magnet coil trouble-shooter according to claim 4, it is characterised in that described switch is machinery
Formula is switched, switch one end connection positive source（17）Or power cathode（16）, the other end connection magnet coil（12）.
8. a kind of magnet coil trouble-shooter according to claim 4, it is characterised in that described switch is relay
Device or contactor, switch ends connect power cathode respectively（16）And magnet coil（12）, the startup of relay or contactor
Control signal wire（18）It is connected with external control signal source.
9. according to a kind of any described magnet coil trouble-shooter of claim 4 to 8, it is characterised in that described electromagnetism
Inductor is current transformer, current sensor or current divider, described protection module（3）Be by self-healing fuse, TVS pipe,
One or more in voltage-stabiliser tube, snowslide pipe are gone here and there or are composed in parallel.
10. according to a kind of any described magnet coil trouble-shooter of claim 4 to 8, it is characterised in that described electricity
Pressure basic module（4）It is made up of with filter capacitor, overcurrent protection resistance and clamp resistance three terminal regulator, or by the pole of voltage stabilizing two
Pipe and filtering, overcurrent protection resistance and clamp resistance composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410421314.9A CN104251947B (en) | 2014-08-26 | 2014-08-26 | A kind of magnet coil trouble-shooter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410421314.9A CN104251947B (en) | 2014-08-26 | 2014-08-26 | A kind of magnet coil trouble-shooter |
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| CN104251947A CN104251947A (en) | 2014-12-31 |
| CN104251947B true CN104251947B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410421314.9A Active CN104251947B (en) | 2014-08-26 | 2014-08-26 | A kind of magnet coil trouble-shooter |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104760613B (en) * | 2015-03-12 | 2017-02-01 | 江苏大学 | Power-off protection and fault prompt system and method of electromagnetic slip clutch |
| CN111505530B (en) * | 2020-04-09 | 2022-03-08 | 中北大学 | Non-contact coil fault detection system based on electromagnetic induction and detection method thereof |
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| US4924398A (en) * | 1986-09-25 | 1990-05-08 | Mitsubishi Denki Kabushiki Kaisha | Fault diagnosis system for automotive electronic devices |
| CN101059548A (en) * | 2007-06-06 | 2007-10-24 | 常熟开关制造有限公司(原常熟开关厂） | Magnet coil break detection circuit |
| JP2013088284A (en) * | 2011-10-18 | 2013-05-13 | Gs Yuasa Corp | Fault diagnosis device of current sensor, sensor system, and fault diagnosis method of current sensor |
| CN103207326A (en) * | 2012-01-12 | 2013-07-17 | 现代摩比斯株式会社 | Fault detection apparatus of solenoid valve |
| CN204008929U (en) * | 2014-08-26 | 2014-12-10 | 龙口中宇机械有限公司 | A kind of solenoid trouble-shooter |
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2014
- 2014-08-26 CN CN201410421314.9A patent/CN104251947B/en active Active
Patent Citations (5)
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|---|---|---|---|---|
| US4924398A (en) * | 1986-09-25 | 1990-05-08 | Mitsubishi Denki Kabushiki Kaisha | Fault diagnosis system for automotive electronic devices |
| CN101059548A (en) * | 2007-06-06 | 2007-10-24 | 常熟开关制造有限公司(原常熟开关厂） | Magnet coil break detection circuit |
| JP2013088284A (en) * | 2011-10-18 | 2013-05-13 | Gs Yuasa Corp | Fault diagnosis device of current sensor, sensor system, and fault diagnosis method of current sensor |
| CN103207326A (en) * | 2012-01-12 | 2013-07-17 | 现代摩比斯株式会社 | Fault detection apparatus of solenoid valve |
| CN204008929U (en) * | 2014-08-26 | 2014-12-10 | 龙口中宇机械有限公司 | A kind of solenoid trouble-shooter |
Non-Patent Citations (2)
| Title |
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| 电磁力矩马达线圈故障仿真研究;王志刚 等;《河北工业大学学报》;20001231;第29卷(第6期);32-34 * |
| 马淑萍 等.400型液压打包机电磁线圈故障判断与排除.《中国棉花加工》.2010,(第3期), * |
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| CN104251947A (en) | 2014-12-31 |
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Effective date of registration: 20220301 Address after: 265716 Longkou Economic Development Zone, Yantai, Shandong, Longkou City Patentee after: LONGKOU ZHONGYU THERMAL MANAGEMENT SYSTEM TECHNOLOGY Co.,Ltd. Address before: 265717 Da Chen family, North MA Town, Longkou City, Yantai, Shandong Patentee before: LONGKOU ZHONGYU MACHINERY Co.,Ltd. |
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Denomination of invention: An Electromagnetic Coil Fault Diagnosis Device Effective date of registration: 20221104 Granted publication date: 20170606 Pledgee: Yantai Xincai Haohan Investment Center (L.P.) Pledgor: LONGKOU ZHONGYU THERMAL MANAGEMENT SYSTEM TECHNOLOGY Co.,Ltd. Registration number: Y2022370000143 |
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Date of cancellation: 20230619 Granted publication date: 20170606 Pledgee: Yantai Xincai Haohan Investment Center (L.P.) Pledgor: LONGKOU ZHONGYU THERMAL MANAGEMENT SYSTEM TECHNOLOGY Co.,Ltd. Registration number: Y2022370000143 |