CN202855653U - Electromagnetic type power supply master switch for vehicle - Google Patents
Electromagnetic type power supply master switch for vehicle Download PDFInfo
- Publication number
- CN202855653U CN202855653U CN 201220545068 CN201220545068U CN202855653U CN 202855653 U CN202855653 U CN 202855653U CN 201220545068 CN201220545068 CN 201220545068 CN 201220545068 U CN201220545068 U CN 201220545068U CN 202855653 U CN202855653 U CN 202855653U
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- still
- moving plate
- stainless steel
- contacts
- silver
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- Withdrawn - After Issue
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Abstract
The utility model relates to an electromagnetic type power supply master switch for a vehicle, comprising a housing and an insulating housing, wherein inside the housing there are provided a coil and a moving iron, wherein a moving plate is mounted above the moving iron, the left and right ends of the moving plate is welded with two moving plate silver contacts, the bottom portion of the moving plate is riveted with a stainless steel elastic sheet, the bottom portion of the stainless steel elastic sheet is provided with a copper soft woven band, the front and rear sides of the stainless steel elastic sheet are respectively provided a hole, and two moving plate tungsten steel contacts are respectively pressed and riveted inside the holes; and a fixed plate, wherein the fixed plate is arranged above the moving plate, the fixed plate comprises a fixed plate stainless steel support and an insulating layer, the positions of the fixed plate stainless steel support, corresponding to the two moving plate silver contacts and two moving plate tungsten steel contacts are provided with two fixed plate silver contacts and two fixed plate tungsten steel contacts. The electromagnetic power supply master switch for a vehicle has the beneficial effects that the master switch enables two silver contacts to be connected in series for resisting arc, and then connected with a set of tungsten steel contacts in series, and enables outer side of the fixed plate stainless steel support to be welded with the inner wall of the housing in a manner of sealing, thereby not only increasing arc resistance, but also prolonging the service life.
Description
Technical field
The utility model relates to a kind of electromagnetic power main switch for vehicle.
Background technology
The electromagnetic power-supply general switch that adopts on the automobile of 24V system at present because the factors such as electric current excessive (sometimes can reach more than the 1000A) can produce arcing, thereby burn out master switch, more can cause the vehicle spontaneous combustion when serious when outage.
The utility model content
The purpose of this utility model provides a kind of electromagnetic power main switch for vehicle, with the vehicle spontaneous combustion of avoiding switch to burn out and cause therefrom.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of electromagnetic power main switch for vehicle, comprise cylinder type shell and the insulating cover that is covered in cover top portion, be provided with coil and moving iron in the described shell, also comprise moving plate, described moving plate is installed on moving iron top, and the two ends melting welding of the moving plate left and right sides has two moving plate silver contacts, the riveted joint of moving plate bottom has the stainless steel shell fragment, stainless steel shell fragment bottom arranges the soft braid over braid of copper, all has the hole near place, both sides before and after the moving plate on the stainless steel shell fragment, and two moving plate wolfram steel contacts press respectively in described hole; Still, this still is arranged at the moving plate top, described still comprises the still stainless steel stent and is arranged at the insulating barrier at still stainless steel stent top, be provided with two still silver contacts and two still wolfram steel contacts with described two moving plate silver contacts and corresponding position, two moving plate wolfram steel contacts on the still stainless steel stent, be provided with the lead-out wires of coil terminal in described still bottom, this lead-out wires of coil terminal connects the lead-out wire on the insulating cover; And two electrodes, described two electrodes are installed between insulating cover and the still, and wherein an electrode connects respectively a still silver contact and a still wolfram steel contact, and another electrode connects respectively another still silver contact and another still wolfram steel contact.
Described still stainless steel stent outboard end and outer casing inner wall welding.
The beneficial effects of the utility model are: on the series connection of two silver contacts just can the basis of anti-arc again and on the wolfram steel contact of one group of series connection, and the form of employing sealing, with still stainless steel stent outboard end and outer casing inner wall welding, not only improved anti-arc grade, also prolonged useful life.
Description of drawings
The below is described in further detail the utility model with reference to the accompanying drawings.
Fig. 1 is the structure chart of still in the described electromagnetic power main switch for vehicle of the utility model embodiment;
Fig. 2 is the structure chart of moving plate in the described electromagnetic power main switch for vehicle of the utility model embodiment;
Fig. 3 is the cut-away view of the described electromagnetic power main switch for vehicle housing of the utility model embodiment;
Fig. 4 is the structure chart of the described electromagnetic power main switch for vehicle of the utility model embodiment;
Fig. 5 is the upward view of Fig. 4.
Embodiment
Shown in Fig. 1-5, the described a kind of electromagnetic power main switch for vehicle of the utility model embodiment, the insulating cover 20 that comprises cylinder type shell 17 and be covered in shell 17 tops, be provided with coil 18 and moving iron 19 in the described shell 17, also comprise moving plate 10, described moving plate 10 is installed on moving iron 19 tops, the two ends melting welding of moving plate 10 left and right sides has two moving plate silver contacts 11,12, the riveted joint of moving plate 10 bottoms has stainless steel shell fragment 13, stainless steel shell fragment 13 bottoms arrange the soft braid over braid 14 of copper, all have the hole near place, both sides, moving plate 10 front and back on the stainless steel shell fragment 13, two moving plate wolfram steel contacts 15,16 press respectively in described hole, the two ends of the soft braid over braid 14 of copper are welded together with the quilt face of pressing of moving plate wolfram steel contact 15 and moving plate wolfram steel contact 16 respectively, not only guaranteed moving plate wolfram steel contact 15,16 and still silver contact 2,3 simultaneously actions have guaranteed that also stainless steel shell fragment 13 has flexibly elastic force.
Also comprise still 1, this still 1 is arranged at moving plate 10 tops, described still 1 comprises still stainless steel stent 8 and is arranged at the insulating barrier 21 at still stainless steel stent 8 tops, be provided with two still silver contacts 2,3 and two still wolfram steel contacts 5,6 with described two moving plate silver contacts 11,15,16 corresponding positions, 12 and two moving plate wolfram steel contacts on the still stainless steel stent 8, be provided with lead-out wires of coil terminal 9 in described still 1 bottom, the lead-out wire that this lead-out wires of coil terminal 9 connects on the insulating cover 20; And two electrode 4,7, described two electrodes 4,7 are installed between insulating cover 20 and the still 1, and wherein electrode 4 connects respectively still silver contact 2 and still wolfram steel contact 5, and another electrode 7 connects respectively still silver contact 3 and still wolfram steel contact 6.
During installation, only need successively coil 18, moving iron 19, moving plate 10 are packed in the shell 17, covering still 1 gets final product, guarantee on the still 1 a pair of still silver contact 2,3 with moving plate 10 on a pair of moving plate silver contact 11,12 corresponding, still wolfram steel contact 5,6 is corresponding with moving plate wolfram steel contact 15,16, after assembling is finished at last still stainless steel stent 8 exposed edge on shell 17 and the still 1 are welded together, thereby reach sealing state, not only improve anti-arc grade, also prolonged useful life.
The utility model is connected still silver contact 2 and moving plate silver contact 11 with still silver contact 3 and moving plate silver contact 12 respectively mutually, still wolfram steel contact 5 and moving plate wolfram steel contact 15 with after connecting in still wolfram steel contact 6 and moving plate wolfram steel contact 16 again and be in the same place, guaranteed when work still wolfram steel contact 5 and moving plate wolfram steel contact 15 connects first still silver contact 2 and moving plate silver contact 11 and still silver contact 3 and the 12 rear connections of moving plate silver contact with still wolfram steel contact 6 and moving plate wolfram steel contact 16; During disconnection, still silver contact 2 and moving plate silver contact 11 disconnect first with still silver contact 3 and moving plate silver contact 12, still wolfram steel contact 5 and moving plate wolfram steel contact 15 and still wolfram steel contact 6 and the 16 rear disconnections of moving plate wolfram steel contact, guarantee that still silver contact 2 and moving plate silver contact 11 and still silver contact 3 and moving plate silver contact 12 each break-makes all are to carry out in the situation of still wolfram steel contact 5 and moving plate wolfram steel contact 15 and still wolfram steel contact 6 and the 16 abundant conductings of moving plate wolfram steel contact, and two pairs of contact tandem workings, the gap has increased by one times, improved power of resisting voltaic impingement, reduce ablation, prolonged the life-span.And the anti-ablation in wolfram steel contact, guarantee that each break-make all disconnects after the first conducting, mainly be the tension arc, equally also be two pairs of contact tandem workings, the interval has also increased by one times, has improved tension arc ability, has prolonged the life-span.And still stainless steel stent 8 outsides and the welding of shell 17 inwalls, cut off the impact of outside air, further improved tension arc ability.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, all drops within the protection range of the present utility model.
Claims (2)
1. an electromagnetic power main switch for vehicle comprises cylinder type shell and the insulating cover that is covered in cover top portion, is provided with coil and moving iron in the described shell, it is characterized in that, also comprises
Moving plate, described moving plate is installed on moving iron top, the two ends melting welding of the moving plate left and right sides has two moving plate silver contacts, the riveted joint of moving plate bottom has the stainless steel shell fragment, stainless steel shell fragment bottom arranges the soft braid over braid of copper, all have the hole near place, both sides before and after the moving plate on the stainless steel shell fragment, two moving plate wolfram steel contacts press respectively in described hole;
Still, this still is arranged at the moving plate top, described still comprises the still stainless steel stent and is arranged at the insulating barrier at still stainless steel stent top, be provided with two still silver contacts and two still wolfram steel contacts with described two moving plate silver contacts and corresponding position, two moving plate wolfram steel contacts on the still stainless steel stent, be provided with the lead-out wires of coil terminal in described still bottom, this lead-out wires of coil terminal connects the lead-out wire on the insulating cover; And
Two electrodes, described two electrodes are installed between insulating cover and the still, and wherein an electrode connects respectively a still silver contact and a still wolfram steel contact, and another electrode connects respectively another still silver contact and another still wolfram steel contact.
2. electromagnetic power-supply general switch as claimed in claim 1 is characterized in that, described still stainless steel stent outboard end and outer casing inner wall welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220545068 CN202855653U (en) | 2012-10-24 | 2012-10-24 | Electromagnetic type power supply master switch for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220545068 CN202855653U (en) | 2012-10-24 | 2012-10-24 | Electromagnetic type power supply master switch for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202855653U true CN202855653U (en) | 2013-04-03 |
Family
ID=47986822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220545068 Withdrawn - After Issue CN202855653U (en) | 2012-10-24 | 2012-10-24 | Electromagnetic type power supply master switch for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202855653U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102945772A (en) * | 2012-10-24 | 2013-02-27 | 北京八大处奥博科技发展有限公司 | Electromagnetic power supply master switch for vehicle |
-
2012
- 2012-10-24 CN CN 201220545068 patent/CN202855653U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102945772A (en) * | 2012-10-24 | 2013-02-27 | 北京八大处奥博科技发展有限公司 | Electromagnetic power supply master switch for vehicle |
| CN102945772B (en) * | 2012-10-24 | 2015-08-19 | 北京八大处奥博科技发展有限公司 | electromagnetic power main switch for vehicle |
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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: 20130403 Effective date of abandoning: 20150819 |
|
| RGAV | Abandon patent right to avoid regrant |