CN204008929U - A kind of solenoid trouble-shooter - Google Patents
A kind of solenoid trouble-shooter Download PDFInfo
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- CN204008929U CN204008929U CN201420481279.5U CN201420481279U CN204008929U CN 204008929 U CN204008929 U CN 204008929U CN 201420481279 U CN201420481279 U CN 201420481279U CN 204008929 U CN204008929 U CN 204008929U
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Abstract
The utility model relates to solenoid trouble-shooter, particularly a kind of solenoid trouble-shooter of the electromagnetic fan clutch for air conditioning for automobiles, sound equipment and feed-tank heat radiation.Comprise protection module 3; at least one Function detection module; power supply indication and signal detection module; voltage reference module; voltage basic module; wherein the indication of Function detection module, power supply and signal detection module, voltage reference module, voltage basic module is connected in parallel by power lead and be connected with, power cathode anodal with out-put supply respectively, before protection module and positive source are connected in series and are positioned at Function detection module, voltage basic module.Compared with prior art, the feature of this utility model is that the duty of solenoid is carried out automatic diagnosis, and in time, exactly its working condition is carried out to early warning, demonstration, make to drive, maintenance personal is able to clearly.
Description
Technical field
The utility model relates to solenoid trouble-shooter, particularly a kind of solenoid trouble-shooter of the electromagnetic fan clutch for air conditioning for automobiles, sound equipment and feed-tank heat radiation.
Technical background
Along with the fast development of Domestic Automotive Industry, the importance of all kinds of electrical systems in automobile becomes increasingly conspicuous.In the electromagnetic fan clutch such as air conditioning for automobiles, automobile audio and feed-tank heat radiation, solenoid is indispensable.And due to specified conditions such as its high ambient temperatures, sealing, high rotating speeds, make the testing of product extremely loaded down with trivial details, and testing staff's technical merit has been proposed to higher requirement.Therefore, manually overhauling maximum shortcoming is that efficiency is low, inaccurate, the problems such as easy generation is served not in time, erroneous judgement, and lost labor, and work efficiency is low.
Utility model content
For above the deficiencies in the prior art, the utility model provides a kind of solenoid trouble-shooter, its object is the duty of solenoid to carry out automatic diagnosis, and in time, exactly its working condition is carried out to early warning, demonstration, make to drive, maintenance personal is able to clearly.
For this reason, the technical scheme that the utility model provides is: a kind of solenoid trouble-shooter, comprise protection module 3, at least one Function detection module 1, power supply indication and signal detection module 5, voltage reference module 6, voltage basic module 4, wherein Function detection module 1, power supply indication and signal detection module 5, voltage reference module 6, voltage basic module 4 by power lead, be connected in parallel and with respectively with external positive source 17, power cathode 16 is connected, protection module 3 is connected in series with positive source 17 and is positioned at Function detection module 1, before voltage basic module 4, described Function detection module 1 comprises solenoid failure indication module 7, solenoid driver module 8, protection circuit 9, current signal detecting module 10, current failure indicating module 11, solenoid 12, described voltage basic module 4 provides voltage reference signal to current signal detecting module 10, wherein solenoid failure indication module 7, solenoid driver module 8 composes in parallel solenoid detecting fault unit, solenoid 12, protection circuit 9 composes in parallel solenoid unit, current signal detecting module 10, current failure indicating module 11 composes in parallel current failure detecting unit, wherein the comparative voltage signal wire 13 of current signal detecting module 10 and the burning voltage signal wire 14 of voltage basic module 4 are connected, the zero line voltage signal line 15 of current signal detecting module 10 is connected with power cathode 16, solenoid detecting fault unit, form solenoid unit, current failure detecting unit is connected in series.
The technical program can be optimized for, and Function detection module 1 is two.
On the above basis of optimizing, can further be optimized to described voltage reference module 6 can be the circuit consisting of voltage stabilizing diode, resistance, electric capacity, also can be the circuit by three-terminal voltage-stabilizing module composition, can also be the circuit being formed through overcommutation, filtering, voltage stabilizing by transformer, power supply indication and signal detection module 5 current-limiting resistances and light emitting diode circuit in series.
Can also be optimized for described solenoid failure indication module 7 and be composed in series by current-limiting resistance and light emitting diode, solenoid driver module 8 by switch form, protection circuit 9 by the diode of solenoid 12 reverse parallel connections form, current signal detecting module 10 by electromagnetic inductor be composed in series, current failure indicating module 11 is composed in series by current-limiting resistance and light emitting diode.
Can also further be optimized for described switch is triode, and wherein emitter is connected with solenoid 12, and collector is connected with positive source, and base stage is connected with external control signal source by starting control signal wire 18.
Also can be optimized for switch is field effect transistor, and wherein drain electrode is connected with solenoid 12, and source electrode is connected with positive source, and grid is connected with external control signal source by starting control signal wire 18.
Can also be optimized to described switch is mechanical switch, and switch one end connection positive source 17 or power cathode 16, the other end connect solenoid 12.
Also can be optimized to described switch is relay, contactor, and switch ends connects respectively power cathode 16 and solenoid 12, and the startup control signal wire 18 of relay, contactor is connected with external control signal source.
Further described electromagnetic inductor can be current transformer, current sensor or shunt, and described protection module 3 can be one or more strings in fuse, self-healing fuse, TVS pipe, stabilivolt, snowslide pipe or compose in parallel.
Also can further be optimized to described voltage basic module 4 and be formed by three terminal regulator and filter capacitor, overcurrent protection resistance and clamp resistance, also can be formed by voltage stabilizing diode and filtering, overcurrent protection resistance and clamp resistance.
Compared with prior art, advantage of the present utility model is as follows:
1. diagnostic mode is automatically to detect and contrast, saves manually, and work efficiency improves, and improves working environment;
2. reliability improves;
3. reduce user's maintenance cost;
4. improving diagnosis and accuracy in detection improves;
Accompanying drawing explanation
Fig. 1 is the circuit theory schematic diagram of fet switch of the present utility model;
Fig. 2 is the circuit theory schematic diagram of mechanical switch of the present utility model;
Label in accompanying drawing is respectively: 1, Function detection module; 3, protection module; 4, voltage basic module; 5, power supply indication and signal detection module; 6, voltage reference module; 7, failure indication module; 8, coil drive module; 9, holding circuit; 10, current signal detecting module; 11, current failure indicating module; 12, coil; 13, comparative voltage signal wire; 14, burning voltage signal wire; 15, zero line voltage signal line; 16, power cathode; 17, positive source; 18, start control signal wire.
Embodiment
In order to understand better and to implement, below with reference to Fig. 1 and embodiment, the utility model is described in further detail.
Specific embodiment 1,
A kind of solenoid trouble-shooter, comprise protection module 3, two Function detection modules 1, power supply indication and signal detection module 5, voltage reference module 6, voltage basic module 4, wherein Function detection module 1, power supply indication and signal detection module 5, voltage reference module 6, voltage basic module 4 by power lead, be connected in parallel and with respectively with external positive source 17, power cathode 16 is connected, protection module 3 is connected in series with positive source 17 and is positioned at Function detection module 1, before voltage basic module 4, power supply indication and signal detection module 5, after voltage reference module 6, described Function detection module 1 comprises solenoid failure indication module 7, solenoid driver module 8, protection circuit 9, current signal detecting module 10, current failure indicating module 11, solenoid 12, described voltage basic module provides voltage reference signal to current signal detecting module 10, wherein solenoid failure indication module 7, solenoid driver module 8 composes in parallel solenoid detecting fault unit, solenoid 12, protection circuit 9 composes in parallel solenoid unit, current signal detecting module 10, current failure indicating module 11 composes in parallel current failure detecting unit, wherein the comparative voltage signal wire 13 of current signal detecting module 10 and the burning voltage signal wire 14 of voltage basic module 4 are connected, the zero line voltage signal line 15 of current signal detecting module 10 is connected with power cathode 16, solenoid detecting fault unit, form solenoid unit, current failure detecting unit is connected in series.Described voltage reference module 6 is the circuit by three-terminal voltage-stabilizing module composition, power supply indication and signal detection module 5 current-limiting resistances and light emitting diode circuit in series.Described solenoid failure indication module 7 is composed in series by current-limiting resistance and light emitting diode, solenoid driver module 8 by switch form, protection circuit 9 by the diode of solenoid 12 reverse parallel connections form, current signal detecting module 10 by electromagnetic inductor be composed in series, current failure indicating module 11 is composed in series by current-limiting resistance and light emitting diode.Described switch is triode, and wherein emitter is connected with solenoid 12, and current collection level is connected with positive source, and base stage is connected with external control signal source by starting control signal wire 18.Described electromagnetic inductor is that current transformer, described protection module 3 fuses are composed in series.Described voltage basic module 4 is comprised of three terminal regulator and filter capacitor, overcurrent protection resistance and clamp resistance.
When device external power supply occurs when abnormal, the light emitting diode in power supply indication and signal detection module 5 will be lighted, and sends alerting signal; When current signal occurs that when abnormal, the light emitting diode of current failure indicating module 11 will be lighted, and sends alerting signal; When solenoid 12 occurs, the light emitting diode of solenoid failure indication module 7 will be lighted, and sends alerting signal; When device electric current or voltage occur abnormal and can affect device itself when safe, the fuse in protection module 3 fuses, and plays the object of protective device.
Specific embodiment 2
Identical with specific embodiment 1, difference is: described switch is field effect transistor, and wherein drain electrode is connected with solenoid 12, and source electrode is connected with positive source, and grid is connected with external control signal source by starting control signal wire 18.Described electromagnetic inductor is current sensor, and described protection module 3TVS pipe is composed in series.Described voltage basic module 4 is comprised of voltage stabilizing diode and filtering, overcurrent protection resistance and clamp resistance.
Specific embodiment 3
Identical with specific embodiment 1, difference is: described switch is mechanical switch, and switch ends connects respectively positive source 17 and solenoid 12.Described electromagnetic inductor shunt, described protection module 3 is composed in series by stabilivolt.Described voltage basic module 4 is comprised of three terminal regulator and filter capacitor, overcurrent protection resistance and clamp resistance.
Specific embodiment 4
Identical with specific embodiment 1; difference is: described switch is relay; switch ends connects respectively power cathode 16 and solenoid 12, and the startup control signal wire 18 of relay is connected with external control signal source, and described protection module 3 is composed in series by snowslide pipe.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the those of ordinary skill under the utility model, not departing under the prerequisite of this utility model thinking, can also make simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. a solenoid trouble-shooter, comprise protection module (3), at least one Function detection module (1), power supply indication and signal detection module (5), voltage reference module (6), voltage basic module (4), Function detection module (1) wherein, power supply indication and signal detection module (5), voltage reference module (6), voltage basic module (4) by power lead, be connected in parallel and with respectively with external positive source (17), power cathode (16) is connected, protection module (3) and positive source (17) are connected in series and are positioned at Function detection module (1), voltage basic module (4) before, it is characterized in that described Function detection module (1) comprises solenoid failure indication module (7), solenoid driver module (8), protection circuit (9), current signal detecting module (10), current failure indicating module (11), solenoid (12), described voltage basic module (4) provides voltage reference signal to current signal detecting module (10), solenoid failure indication module (7) wherein, solenoid driver module (8) composes in parallel solenoid detecting fault unit, solenoid (12), protection circuit (9) composes in parallel solenoid unit, current signal detecting module (10), current failure indicating module (11) composes in parallel current failure detecting unit, wherein the comparative voltage signal wire (13) of current signal detecting module (10) and the burning voltage signal wire (14) of voltage basic module (4) are connected, the zero line voltage signal line (15) of current signal detecting module (10) is connected with power cathode (16), solenoid detecting fault unit, form solenoid unit, current failure detecting unit is connected in series.
2. a kind of solenoid trouble-shooter according to claim 1, is characterized in that described Function detection module (1) is two.
3. a kind of solenoid trouble-shooter according to claim 1, it is characterized in that described voltage reference module (6) is the circuit consisting of voltage stabilizing diode, resistance, electric capacity, or by the circuit of three-terminal voltage-stabilizing module composition, or the circuit being formed by transformer, rectification module, filtration module, Voltage stabilizing module, power supply indication and signal detection module (5) they are by current-limiting resistance and light emitting diode circuit in series.
4. a kind of solenoid trouble-shooter according to claim 3; it is characterized in that described solenoid failure indication module (7) is composed in series by current-limiting resistance and light emitting diode, solenoid driver module (8) by switch form, protection circuit (9) by forming with the diode of solenoid (12) reverse parallel connection, current signal detecting module (10) by electromagnetic inductor be composed in series, current failure indicating module (11) is composed in series by current-limiting resistance and light emitting diode.
5. a kind of solenoid trouble-shooter according to claim 4, it is characterized in that described switch is triode, wherein emitter is connected with solenoid (12), current collection level is connected with positive source, and base stage is connected with external control signal source by starting control signal wire (18).
6. a kind of solenoid trouble-shooter according to claim 4, it is characterized in that described switch is field effect transistor, wherein drain electrode is connected with solenoid (12), source electrode is connected with positive source, and grid is connected with external control signal source by starting control signal wire (18).
7. a kind of solenoid trouble-shooter according to claim 4, is characterized in that described switch is mechanical switch, and switch one end connection positive source (17) or power cathode (16), the other end connect solenoid (12).
8. a kind of solenoid trouble-shooter according to claim 4, it is characterized in that described switch is relay or contactor, switch ends connects respectively power cathode (16) and solenoid (12), and the startup control signal wire (18) of relay or contactor is connected with external control signal source.
9. according to the arbitrary described a kind of solenoid trouble-shooter of claim 4 to 8; it is characterized in that described electromagnetic inductor is current transformer, current sensor or shunt, described protection module (3) is one or more strings in fuse, self-healing fuse, TVS pipe, stabilivolt, snowslide pipe or composes in parallel.
10. according to the arbitrary described a kind of solenoid trouble-shooter of claim 4 to 8; it is characterized in that described voltage basic module (4) is comprised of three terminal regulator and filter capacitor, overcurrent protection resistance and clamp resistance, or formed by voltage stabilizing diode and filtering, overcurrent protection resistance and clamp resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481279.5U CN204008929U (en) | 2014-08-26 | 2014-08-26 | A kind of solenoid trouble-shooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481279.5U CN204008929U (en) | 2014-08-26 | 2014-08-26 | A kind of solenoid trouble-shooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204008929U true CN204008929U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420481279.5U Withdrawn - After Issue CN204008929U (en) | 2014-08-26 | 2014-08-26 | A kind of solenoid trouble-shooter |
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| CN (1) | CN204008929U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251947A (en) * | 2014-08-26 | 2014-12-31 | 龙口中宇机械有限公司 | Electromagnetic coil fault diagnosis device |
| CN104483588A (en) * | 2014-12-18 | 2015-04-01 | 重庆长安汽车股份有限公司 | Electrical failure diagnosis method and device for relay control terminal |
| CN112345935A (en) * | 2020-10-21 | 2021-02-09 | 大唐陕西发电有限公司西安热电厂 | Knocking device for searching stator coil fault |
-
2014
- 2014-08-26 CN CN201420481279.5U patent/CN204008929U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251947A (en) * | 2014-08-26 | 2014-12-31 | 龙口中宇机械有限公司 | Electromagnetic coil fault diagnosis device |
| CN104251947B (en) * | 2014-08-26 | 2017-06-06 | 龙口中宇机械有限公司 | A kind of magnet coil trouble-shooter |
| CN104483588A (en) * | 2014-12-18 | 2015-04-01 | 重庆长安汽车股份有限公司 | Electrical failure diagnosis method and device for relay control terminal |
| CN112345935A (en) * | 2020-10-21 | 2021-02-09 | 大唐陕西发电有限公司西安热电厂 | Knocking device for searching stator coil fault |
| CN112345935B (en) * | 2020-10-21 | 2021-09-07 | 大唐陕西发电有限公司西安热电厂 | Knocking device for searching stator coil fault |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20170606 |
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| AV01 | Patent right actively abandoned |