CN101749163A - Starter alarm device and starter - Google Patents
Starter alarm device and starter Download PDFInfo
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- CN101749163A CN101749163A CN200810207520A CN200810207520A CN101749163A CN 101749163 A CN101749163 A CN 101749163A CN 200810207520 A CN200810207520 A CN 200810207520A CN 200810207520 A CN200810207520 A CN 200810207520A CN 101749163 A CN101749163 A CN 101749163A
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- contact
- starter motor
- magnetic switch
- monitoring portion
- alarm unit
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Abstract
The present invention relates to a starter and an alarm device thereof. The starter comprises an electromagnetic switch and an electromotor. The alarm device comprises a monitoring part and an alarm unit. The monitoring part is arranged on a channel between the electromagnetic switch and the electromotor. Alarm and prompt messages are produced by the alarm unit electrically connected with the monitoring part under the conditions of the electromagnetic switch of abnormal contact and the channel switched on, so relaxant personnel can adopt measures in time according to the alarm and prompt messages. Starter damage or burnt damage due to long-term contact of the electromagnetic switch is avoided.
Description
Technical field
The present invention relates to a kind of warning device and starter motor of starter motor.
Background technique
Magnetic switch on the existing automobile starter, its contact part is made up of two stationary contacts and two movable contacts, and the contact material is fine copper substantially.Two movable contacts contact with two stationary contacts during work, make to constitute a conductive path between two stationary contacts, when two movable contacts separate with two stationary contacts, just cut off conductive path.Described two movable contacts are controlled by ignition switch.
Usually, in the automobile traveling process, can produce vibrations, and ignition switch lost efficacy than being easier in the vibrations process.Specifically, ignition switch switches on magnetic switch because the quality problems of making produce closedly under the situation of vibrations for a long time, controls two movable contact starts and near stationary contact, makes two movable contacts and two improper contacts of stationary contact.In addition, in another case, increase along with starter motor power, the electric current of magnetic switch contact break-make is increasing, even surpasses hundreds of amperes, has contact resistance during owing to the contact contact, big electric current by the time can produce high temperature, make the contact segment fusing of fine copper contact when serious, movable contact is sticked together with stationary contact and can't separates, the adhesion phenomenon of so-called magnetic switch promptly takes place.No matter be the improper contact of magnetic switch that defective ignition switch (more common) or high temperature melting adhesion (rarer) are caused, the capital causes: the electric current of storage battery and generator has no to enter temperately the motor part of starter motor, and the motor of the starter motor of short time duty is partly burnt owing to surpassing the operating time (operating time of regulation for example is 5 seconds) of stipulating.Even easily formation is counter after engine start drags, and the starter motor rotating speed uprises, easier rapid heating burnout.The inflammable component of the flame that produces when simultaneously starter motor burns in may the ignition engine cabin, and then cause the generation of the accident of burning car load.
Therefore, need a kind of warning device, when the improper contact of magnetic switch takes place, can send alarm immediately.And in the warning device of prior art, a test point is set near ignition switch commonly, can produce when the defective ignition switch by this test point and report to the police.Specifically, defective ignition switch, electromagnetic coil energising, movable contact moves along the direction near stationary contact, until touching stationary contact, movable contact and stationary contact closure, promptly produce to report to the police this moment, causes the improper rotation of starter motor and cause burning of starter motor avoiding.But, above-mentioned warning device only limits to defective ignition switch and produce to report to the police, and in other cases, and for example the stationary contact of magnetic switch is because high temperature or big electric current make movable contact and stationary contact adhesion, just warning can be do not produced, still the problem that starter motor burns can't be solved.
Summary of the invention
The problem that the present invention solves is, a kind of warning device of starter motor is provided, and avoids the problem of magnetic switch generation Long contact time damage starter motor.
The invention provides a kind of warning device of starter motor, described starter motor comprises magnetic switch and motor; Described warning device comprises: monitoring portion, be located on the path between magnetic switch and the motor; Alarm unit with described monitoring portion electrically connects takes place in magnetic switch under the situation of improper contact, described path conducting, produces prompt messages.
Alternatively, also comprise channel selector between monitoring portion and alarm unit, described channel selector surpassed under the default appearance situation of fair time in the endurance that detects power supply signal, conducting described monitoring portion and alarm unit.
Alternatively, described channel selector comprises that also the endurance of more described detected power supply signal and default appearance permit the time control circuit of time.
Alternatively, the movable contact that improper contact comprises that defective ignition switch causes takes place and stationary contact generation misconnection is touched or because high temperature or big electric current cause movable contact and stationary contact to stick together in described magnetic switch.
Alternatively, described alarm unit is light emitting diode, buzzer or their combination.
The present invention provides a kind of starter motor in addition, comprises magnetic switch, motor and warning device, and described warning device comprises: monitoring portion, be located on the path between magnetic switch and the motor; Alarm unit with described monitoring portion electrically connects takes place in magnetic switch under the situation of improper contact, described path conducting, produces prompt messages.
Alternatively, also comprise channel selector between monitoring portion and alarm unit, described channel selector surpassed under the default appearance situation of fair time in the endurance that detects power supply signal, conducting described monitoring portion and alarm unit.
Alternatively, described channel selector comprises that also the endurance of more described detected power supply signal and default appearance permit the time control circuit of time.
Alternatively, described magnetic switch comprises two stationary contacts and two movable contacts by ignition switch control, and described two stationary contacts lay respectively at power end and motor terminal.
Alternatively, the movable contact that improper contact comprises that defective ignition switch causes takes place and stationary contact generation misconnection is touched or because high temperature or big electric current cause movable contact and stationary contact to stick together in described magnetic switch.
Alternatively, described alarm unit is light emitting diode, buzzer or their combination.
Compared with prior art, warning device provided by the present invention and starter motor with warning device, be provided with monitoring portion by the path between magnetic switch and the motor, make take place improperly to contact in magnetic switch with the alarm unit of monitoring portion electric connection, under the situation of described path conducting, produce prompt messages, avoid the magnetic switch Long contact time to cause starter motor to be damaged or burn.
Description of drawings
Fig. 1 shows the warning device structural representation in one embodiment of the improper contact of magnetic switch in the embodiment of the present invention;
Fig. 2 shows the warning device structural representation in one embodiment of the improper contact of magnetic switch in the embodiment of the present invention.
Embodiment
The invention provides a kind of electrizer and comprise magnetic switch, motor and warning device, described warning device comprises: monitoring portion, be located on the path between magnetic switch and the motor; The alarm unit that electrically connects with described monitoring portion, take place in magnetic switch under the situation of improper contact, described path conducting, produce prompt messages, make magnetic switch on the starter motor can in time produce prompt messages when improper contact takes place, avoid starter motor to be damaged or burn.
Below in conjunction with accompanying drawing embodiments of the invention are described.
Fig. 1 shows the warning device structural representation in one embodiment of electrizer in the embodiment of the present invention.As shown in Figure 1, described warning device 12 is to be applied in the starter motor of Motor Vehicle product, and described starter motor comprises motor 10, driving mechanism (diagram) and magnetic switch 11.Described starter motor can provide working power by power supply 100, and described power supply can be provided by storage battery or generator.When described power supply for example is storage battery, can provide the multiple working power that comprises 12 volts, 18 volts or 24 volts.
The working principle of magnetic switch 11 is: close ignition switch 110, path conducting between power supply 100 and the electromagnetic coil 111, electromagnetic coil 111 energising backs produce electromagnetic effect and convert electrical energy into mechanical energy, promote two movable contacts 112 (shown in the direction of arrow among the figure), make it towards stationary contact 113a, 113b moves, until working as two movable contacts 112 near stationary contact 113a, 113b and when contacting, path conducting between motor 10 and the power supply 100, provide working power to make motor 10 start working by power supply 100, when work, electric energy is converted into mechanical energy, drive the starting that the engine flywheel rotation realizes motor.
Therefore, among the present invention since monitoring portion 120 be located on the path between magnetic switch 11 and the motor 10, when two movable contacts 112 in the magnetic switch 11 near stationary contact 113a, 113b and when improper contact takes place.No matter described improper contact is because movable contact 112 that ignition switch 110 inefficacies cause and stationary contact 113a, 113b generation misconnection are touched or because high temperature or big electric current cause movable contact 112 and stationary contact 113a, 113b to stick together, all can be judged by monitoring portion 120 place's power supply signals.Be arranged on other positions than monitoring portion, for example at the ignition switch place, can only detect the problem of defective ignition switch, and when the stationary contact of magnetic switch since high temperature or big electric current just can not produce the prior art of warning when making movable contact and compare with the stationary contact adhesion, the present invention is provided with the technology of monitoring portion on the path between magnetic switch 11 and the motor 10, its detectability and effect thereof can be improved significantly.
In fact, it should be noted that, alarm unit 121 prompt messages that produces can only show two movable contacts 112 of this moment near stationary contact 113a, 113b and contact is arranged, rather than determines two movable contacts 112 inevitably and with stationary contact 113a, 113b the improper fault that contacts has taken place.Have only when the time that described prompt messages continues has surpassed fair time (for example being 5 seconds or shorter) of described default appearance, could judge movable contact 112 and closely the improper fault that contacts has taken place really for stationary contact 113a, 113b.
In one embodiment, alarm unit 121 can be luminous alarm appliance, for example light emitting diode.Described light emitting diode is arranged on the fore side of automobile driver seat, instrument panel next door for example, and by lead and 120 electric connections of monitoring portion.When movable contact 112 contacted near stationary contact 113a, 113b, described light emitting diode can be luminous because power supply 100 provides working power, causes driver's attention like this.It should be noted that the luminous form here promptly can be that continuous lamp Chang Liang also can be the lamp flicker; In addition, except light emitting diode, also comprise and adopt other other luminous body as luminous alarm appliance.In another embodiment, alarm unit 121 also can be sounding alarm device, for example buzzer.Because the sounding characteristics of buzzer, so buzzer can be bigger for the leeway that is provided with, it both can be arranged on the fore side of automobile driver seat, and instrument panel next door for example for example also can be arranged on by the seat side, position such as roof.Described in addition buzzer is to electrically connect by lead and monitoring portion 120, like this when two movable contacts 112 near stationary contact 113a, 113b and when contacting, described buzzer can since power supply 100 power and sounding, thereby play the warning effect.It should be noted that the sounding form here promptly can be that the yowl of continuous single tone also can be the changing voice of multiple tone or the rhythm of music rhythm; In addition, comprise that also other other sounding body of employing is as the sounding alarm device.In other embodiments, alarm unit 121 can also be the dual alarm appliance of acousto-optic that light emitting diode and buzzer combine, described light emitting diode and buzzer in conjunction with the time be connected with parallel way.Be well known to those skilled in the art because employing is luminous or tune is reported to the police, so do not give unnecessary details at this.
In actual applications, specifically, when stationary contact generation high temperature or big electric current owing to ignition switch 110 inefficacies or magnetic switch 11 cause movable contact 112 and stationary contact 113a, during the improper contact of 113b, path between monitoring portion 120 and the power supply 100 all can conducting, make and to receive the power supply signal that transmitted by power supply 100 in monitoring portion 120 positions and it is supplied power to the alarm unit 121 (for example light emitting diode and/or buzzer) that electrically connects with monitoring portion 120, make alarm unit 121 produce prompt messages (for example luminous and/or sounding), because what take place is the fault of improper contact, so described prompt messages can continue for some time, and then cause enough attentions of driver, the fault of the improper contact of magnetic switch had taken place in the decidable automobile when driver surpassed fair time (for example being 5 seconds or shorter) of certain appearance in endurance of described prompt messages, and then measure such as can take for example to kill engine.
Fig. 2 shows the warning device structural representation in another embodiment of electrizer in the embodiment of the present invention.As shown in Figure 2, as shown in Figure 1, described warning device 12 ' is to be applied in the starter motor of Motor Vehicle product, and described starter motor comprises motor 10, driving mechanism (diagram) and magnetic switch 11, and described starter motor can provide working power by power supply 100.
Wherein, warning device 12 ' comprises the channel selector 123 ' and the alarm unit 121 ' of monitoring portion 120 ', band time control circuit 122 ', monitoring portion 120 ' is located on the path between magnetic switch 11 and the motor 10, band time control circuit 122 ' and channel selector 123 ' are to be positioned between monitoring portion 120 ' and the alarm unit 121 ', are used to control the break-make of the path between monitoring portion 120 ' and the alarm unit 121 '.
Time control circuit 122 ' and channel selector 123 ' are between monitoring portion 120 and alarm unit 121.In the present embodiment, described time control circuit 122 ' is used for the endurance that detects power supply signal in monitoring portion 120 is added up, and when the described endurance permits the time above default appearance (movable contact 112 with stationary contact 113a the improper fault that contacts takes place), then can make channel selector 123 ' action, make path conducting between monitoring portion 120 ' and the alarm unit 121 '.Alarm unit 121 ' promptly produces prompt messages then according to the working power that is provided from power supply 100, the driver is that two movable contacts 112 of decidable with stationary contact 113a, 113b the improper fault that contacts have taken place according to described prompt messages, and measure such as can take for example to kill engine.With respect to alarm unit 121 in the warning device 12 of above-mentioned first embodiment's the improper contact of magnetic switch at two movable contacts 112 and stationary contact 113a, produce prompt messages during the 113b contact, and endurance that need to wait for prompt messages surpasses the fault whether default appearance the improper contact of magnetic switch could final decision after the fair time have taken place, the warning device 12 ' of the improper contact of magnetic switch in the present embodiment, as long as alarm unit 121 ' produces the fault that the improper contact of magnetic switch has taken place with regard to decidable prompt messages, simple and easy, the accuracy of judgement and effect thereof are higher relatively.
In fact, each assembly in the warning device 12 ' still can be done other change.For example in the above-described embodiments, the channel selector 123 ' of band time control circuit 122 ' is to be positioned between monitoring portion 120 and the alarm unit 121 ', and in other embodiments, the channel selector 123 ' of band time control circuit 122 ' also can be located at monitoring portion 120 ' before, and monitoring portion 120 electrically connects with alarm unit 121 '.Equally, have only when time control circuit 122 ' when the endurance that detects power supply signal surpasses fair time of default appearance (movable contact 112 with stationary contact 113a the improper fault that contacts takes place), can make channel selector 123 ' action, make path conducting between power supply 100 and monitoring portion 120 ', the alarm unit 121 ', alarm unit 121 ' produces prompt messages.
In sum, warning device provided by the present invention and starter motor with warning device, be provided with monitoring portion by the path between magnetic switch and the motor, make and to take place under the situation of improper contact the (comprise misconnection is touched or adhesion), described path conducting in magnetic switch with the alarm unit of monitoring portion electric connection, produce prompt messages, avoid the magnetic switch Long contact time to cause starter motor to be damaged or burn.
Though the present invention with preferred embodiment openly as above; but it is not to be used for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can make possible change and modification, so protection scope of the present invention should be as the criterion with the scope that claim of the present invention was defined.
Claims (11)
1. the warning device of a starter motor, described starter motor comprises magnetic switch and motor; It is characterized in that described warning device comprises:
Monitoring portion is located on the path between magnetic switch and the motor;
Alarm unit with described monitoring portion electrically connects takes place in magnetic switch under the situation of improper contact, described path conducting, produces prompt messages.
2. the warning device of starter motor as claimed in claim 1, it is characterized in that, also comprise channel selector between monitoring portion and alarm unit, described channel selector surpassed under the default appearance situation of fair time in the endurance that detects power supply signal, conducting described monitoring portion and alarm unit.
3. the warning device of starter motor as claimed in claim 2 is characterized in that, described channel selector comprises that also the endurance of more described detected power supply signal and default appearance permit the time control circuit of time.
4. the warning device of starter motor as claimed in claim 1, it is characterized in that the movable contact that improper contact comprises that defective ignition switch causes takes place described magnetic switch and stationary contact generation misconnection is touched or because high temperature or big electric current cause movable contact and stationary contact to stick together.
5. the warning device of starter motor as claimed in claim 1 is characterized in that, described alarm unit is light emitting diode, buzzer or their combination.
6. a starter motor comprises magnetic switch and motor; It is characterized in that also comprise warning device, described warning device comprises:
Monitoring portion is located on the path between magnetic switch and the motor;
Alarm unit with described monitoring portion electrically connects takes place in magnetic switch under the situation of improper contact, described path conducting, produces prompt messages.
7. starter motor as claimed in claim 6, it is characterized in that, also comprise channel selector between monitoring portion and alarm unit, described channel selector surpassed under the default appearance situation of fair time in the endurance that detects power supply signal, conducting described monitoring portion and alarm unit.
8. starter motor as claimed in claim 7 is characterized in that, described channel selector comprises that also the endurance of more described detected power supply signal and default appearance permit the time control circuit of time.
9. starter motor as claimed in claim 6 is characterized in that, described magnetic switch comprises two stationary contacts and two movable contacts by ignition switch control, and described two stationary contacts lay respectively at power end and motor terminal.
10. starter motor as claimed in claim 9 is characterized in that, the movable contact that improper contact comprises that defective ignition switch causes takes place described magnetic switch and stationary contact generation misconnection is touched or because high temperature or big electric current cause movable contact and stationary contact to stick together.
11. starter motor as claimed in claim 6 is characterized in that, described alarm unit is light emitting diode, buzzer or their combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102075204A CN101749163B (en) | 2008-12-22 | 2008-12-22 | Starter alarm device and starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102075204A CN101749163B (en) | 2008-12-22 | 2008-12-22 | Starter alarm device and starter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101749163A true CN101749163A (en) | 2010-06-23 |
| CN101749163B CN101749163B (en) | 2012-07-25 |
Family
ID=42476665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008102075204A Active CN101749163B (en) | 2008-12-22 | 2008-12-22 | Starter alarm device and starter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101749163B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005214118A (en) * | 2004-01-30 | 2005-08-11 | Tokai Rika Co Ltd | Starter control device, switched circuit for starter electric power supply passage and operation limiting circuit |
| CN2675888Y (en) * | 2004-02-27 | 2005-02-02 | 卞长友 | Alarming device for starter |
| CN2908835Y (en) * | 2006-05-17 | 2007-06-06 | 厦门金龙联合汽车工业有限公司 | Protection device of starting device |
| CN201159129Y (en) * | 2008-02-29 | 2008-12-03 | 赵金 | Start motor protector for car |
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2008
- 2008-12-22 CN CN2008102075204A patent/CN101749163B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101749163B (en) | 2012-07-25 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI MAPLE AUTOMOBILE CO., LTD. Free format text: FORMER OWNER: SHANGHAI MAPLE ENGINE CO., LTD. Effective date: 20120111 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20120111 Address after: 201501 Shanghai city Jinshan District Fengjing Industrial Park Wanfeng Road No. 2888 Applicant after: Shanghai Maple Automobile Co., Ltd. Address before: 201501 Shanghai city Jinshan District Fengjing Industrial Park Applicant before: Shanghai Huapu Engine Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220217 Address after: 310051 No. 1760, Jiangling Road, Hangzhou, Zhejiang, Binjiang District Patentee after: ZHEJIANG GEELY HOLDING GROUP Co.,Ltd. Address before: 201501 Shanghai city Jinshan District Fengjing Industrial Park Wanfeng Road No. 2888 Patentee before: SHANGHAI MAPLE AUTOMOBILE Co.,Ltd. |
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| TR01 | Transfer of patent right |