CN201514899U - Intelligent starting relay - Google Patents
Intelligent starting relay Download PDFInfo
- Publication number
- CN201514899U CN201514899U CN2009201869305U CN200920186930U CN201514899U CN 201514899 U CN201514899 U CN 201514899U CN 2009201869305 U CN2009201869305 U CN 2009201869305U CN 200920186930 U CN200920186930 U CN 200920186930U CN 201514899 U CN201514899 U CN 201514899U
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- CN
- China
- Prior art keywords
- triode
- iron core
- positioning sleeve
- lead
- moving contact
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses an intelligent starting relay which comprises a magnetic-conductive casing; a positioning sleeve is accommodated in the magnetic-conductive casing; a coil is arranged outside the positioning sleeve; a moving iron core is mounted in the positioning sleeve in a sliding manner; a junction box is embedded on the right side of the magnetic-conductive casing; the moving iron core passes through a stationary iron core fixed in the positioning sleeve rightward and extends into the junction box; a moving contact is in slide fit with the right end of the moving iron core; a return spring is arranged between the moving contact and the inner wall of the junction box on the right side of the moving contact; stationary contacts embedded on the junction box are respectively and correspondingly arranged on the two sides of the moving contact; and the stationary contacts are respectively connected to the positive pole of a power supply and an electromagnetic switch line of a starting motor. The utility model has the advantage that the accident that automobile components are damaged is prevented even if an operator operates incorrectly, thereby greatly improving the safety of drivers and automobiles.
Description
Technical field
The utility model belongs to relay, specifically is a kind of starter motor relay of intelligence.
Background technology
Starter motor is the vitals of engine, the rated voltage that starter motor uses low (general 12V or 24V), and power is big during starter motor work, moment of torsion is big, rotating speed is high, short-term operation, and electric current is big when therefore working.With a 7.5KW, need the 600-700 Ampere currents during 24V starter motor operate as normal, when stall, reach about 1000 amperes.The electromagnetic switch transient current of control starter motor is also very big.Electromagnetic switch with 7.5KW, 24V starter motor is an example, reaches 200 amperes, and holding current is 60 amperes.Main cause has: one, electromagnetic switch main contacts electric current is very big, so the contact contact pressure also is very big, and electromagnetic switch is inhaled pulling force and wanted big.Two, electromagnetic switch also will spur starter motor one-way clutch and the engagement of engine gear wheel, needs bigger power.Three, electromagnetic switch also need overcome the power of return spring, is the back-moving spring storage power, can break away from smoothly after making ato unit, also needs bigger power.Therefore the big more starter motor of the power powerful electromagnetic switch that will match, general electromagnetic switch winding coil (magnet exciting coil) has two groups: one group is hold-in winding, and electric current is less, enamelled wire is thinner; One group is pull in winding, and electric current is bigger, and the enamelled wire footpath is bigger.Hold-in winding starts to finishing the overall process work of all switching at starter motor, and pull in winding just disconnects after the contact of electromagnetic switch main contacts, and at this moment starter motor just begins to export high-power moment of torsion.
The utility model content
The purpose of this utility model provides a kind of intelligent starting relay, does not take place even if operator's misoperation does not also have the accident of damaging vehicle body fittings, improves the safety of human pilot and vehicle greatly.
The technical solution of the utility model is as follows:
A kind of intelligent starting relay, include magnetic conduction casing, the magnetic conduction casing internal fixation has positioning sleeve, described positioning sleeve has coil outward, be slidingly fitted with moving iron core in the positioning sleeve, the right side of magnetic conduction casing is embedded with terminal box, it is characterized in that: described moving iron core passes to the right and is fixed in the static iron core in the positioning sleeve and extend in the terminal box, block is arranged on the moving iron core, the right side of block has and can be provided with the overhead spring between described block and the bar shaped moving contact along the bar shaped moving contact of moving iron core slip; Be equipped with return spring between the terminal box inwall on bar shaped moving contact and its right side, the two ends of bar shaped moving contact are corresponding respectively to be provided with the fixed contact that is flush-mounted on the terminal box, and fixed contact is external to the electromagnetic switch line of positive source, starter motor respectively.
The left side of described magnetic conduction casing is equipped with control box, control box is built-in with the control circuit board circuit, described control circuit board circuit includes switch terminals, generator N termination line end and earth terminal, described switch terminals lead to lead, be connected to terminals of a parallel circuits, described parallel circuits includes two parallel branches, and first parallel branch comprises the resistance R of mutual series connection
3With triode T
1, resistance R
3With triode T
1Collector electrode connect inductance L that second parallel branch is connected mutually and triode T
2, inductance L and triode T
2Collector electrode connect, the two ends of described inductance L also are parallel with diode D
1, described triode T
2Base stage and described triode T
1Collector electrode between also connect by lead; The triode T of described two parallel branches
1, T
2Emitter converge mutually by lead, serial connection goes up diode D again
2After, receive described earth terminal; Described generator N termination line end also leads to lead, successively series resistor R
1, voltage stabilizing didoe DW
1And resistance R
2After, be connected to described inductance L and triode T
2Between terminals on, described voltage stabilizing didoe DW
1With resistance R
2Between also lead to lead, be serially connected with capacitor C, and be concatenated into described diode D
2On, receive described earth terminal; Described triode T
1Base stage and described capacitor C between also be serially connected with voltage stabilizing didoe DW
2
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the circuit diagram of the utility model control circuit board.
Embodiment
A kind of intelligent starting relay, include magnetic conduction casing, the magnetic conduction casing internal fixation has positioning sleeve, described positioning sleeve has coil outward, be slidingly fitted with moving iron core in the positioning sleeve, the right side of magnetic conduction casing is embedded with terminal box, it is characterized in that: described moving iron core passes to the right and is fixed in the static iron core in the positioning sleeve and extend in the terminal box, block is arranged on the moving iron core, the right side of block has and can be provided with the overhead spring between described block and the bar shaped moving contact along the bar shaped moving contact of moving iron core slip; Be equipped with return spring between the terminal box inwall on bar shaped moving contact and its right side, the two ends of bar shaped moving contact are corresponding respectively to be provided with the fixed contact that is flush-mounted on the terminal box, and fixed contact is external to the electromagnetic switch line of positive source, starter motor respectively.
Referring to accompanying drawing, a kind of intelligent starting relay, include magnetic conduction casing 1, be equipped with positioning sleeve in the magnetic conduction casing 1, positioning sleeve has coil 2 outward, be slidingly fitted with moving iron core 3 in the positioning sleeve, the right side of magnetic conduction casing 1 is embedded with terminal box 4, moving iron core 3 passes to the right and is fixed in the static iron core 5 in the positioning sleeve and extend in the terminal box 4, the right-hand member of moving iron core 3 is fixedly connected with block 14, block 14 right sides have slip cap to be loaded on bar shaped moving contact 6 on the moving iron core 3, between bar shaped moving contact 6 and the block 14 overhead spring 15 is arranged, be equipped with return spring 7 between terminal box 4 inwalls on bar shaped moving contact 6 and its right side, the two ends of moving contact 6 are corresponding respectively to be provided with the fixed contact 8 that is flush-mounted on the terminal box 4, and fixed contact 8 is external to positive source respectively, the electromagnetic switch line of starter motor.The left side of magnetic conduction casing 1 is equipped with control box 9, control box 9 is built-in with control circuit board 10, control circuit board 10 includes switch terminals 11, generator N termination line end 12, earth terminal 13, and when generator N termination line end had voltage, coil 2 all the time must not; When engine normally started, engine remained static, the generator generating of not turning round, so generator N terminal voltage is zero, generator N termination line end 12 is a no-voltage, so triode T
1Do not work.When the operator connects electric door lock, switch terminals 11 have voltage, triode T
2Start working, the starting relay coil gets electric, the starting relay closing of contact, and starter motor gets electric work, starter motor power output and moment of torsion, engine has just been worked, and generator also begins generating, and generator N termination line end 12 has voltage to produce, T
1Triode is in the conducting operating state, pins triode T
2Therefore no matter under any circumstance the coil 2 of starting relay is electricly impossible, and starter motor can not be restarted under engine behavior.
Claims (2)
1. intelligent starting relay, include magnetic conduction casing, the magnetic conduction casing internal fixation has positioning sleeve, described positioning sleeve has coil outward, be slidingly fitted with moving iron core in the positioning sleeve, the right side of magnetic conduction casing is embedded with terminal box, it is characterized in that: described moving iron core passes to the right and is fixed in the static iron core in the positioning sleeve and extend in the terminal box, block is arranged on the moving iron core, the right side of block has and can be provided with the overhead spring between described block and the bar shaped moving contact along the bar shaped moving contact of moving iron core slip; Be equipped with return spring between the terminal box inwall on bar shaped moving contact and its right side, the two ends of bar shaped moving contact are corresponding respectively to be provided with the fixed contact that is flush-mounted on the terminal box, and fixed contact is external to the electromagnetic switch line of positive source, starter motor respectively.
2. a kind of intelligent starting relay according to claim 1, it is characterized in that: the left side of described magnetic conduction casing is equipped with control box, control box is built-in with the control circuit board circuit, described control circuit board circuit includes switch terminals, generator N termination line end and earth terminal, described switch terminals lead to lead, be connected to terminals of a parallel circuits, described parallel circuits includes two parallel branches, and first parallel branch comprises the resistance R of mutual series connection
3With triode T
1, resistance R
3With triode T
1Collector electrode connect inductance L that second parallel branch is connected mutually and triode T
2, inductance L and triode T
2Collector electrode connect, the two ends of described inductance L also are parallel with diode D
1, described triode T
2Base stage and described triode T
1Collector electrode between also connect by lead; The triode T of described two parallel branches
1, T
2Emitter converge mutually by lead, serial connection goes up diode D again
2After, receive described earth terminal; Described generator N termination line end also leads to lead, successively series resistor R
1, voltage stabilizing didoe DW
1And resistance R
2After, be connected to described inductance L and triode T
2Between terminals on, described voltage stabilizing didoe DW
1With resistance R
2Between also lead to lead, be serially connected with capacitor C, and be concatenated into described diode D
2On, receive described earth terminal; Described triode T
1Base stage and described capacitor C between also be serially connected with voltage stabilizing didoe DW
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201869305U CN201514899U (en) | 2009-08-13 | 2009-08-13 | Intelligent starting relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201869305U CN201514899U (en) | 2009-08-13 | 2009-08-13 | Intelligent starting relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201514899U true CN201514899U (en) | 2010-06-23 |
Family
ID=42486310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201869305U Expired - Lifetime CN201514899U (en) | 2009-08-13 | 2009-08-13 | Intelligent starting relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201514899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426988A (en) * | 2011-09-08 | 2012-04-25 | 瑞立集团瑞安汽车零部件有限公司 | Adjustable electromagnetic power supply switch |
-
2009
- 2009-08-13 CN CN2009201869305U patent/CN201514899U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426988A (en) * | 2011-09-08 | 2012-04-25 | 瑞立集团瑞安汽车零部件有限公司 | Adjustable electromagnetic power supply switch |
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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: 20100623 Effective date of abandoning: 20090813 |