CN204270983U - A kind of safety electromagnetic switch for household small-size generator - Google Patents
A kind of safety electromagnetic switch for household small-size generator Download PDFInfo
- Publication number
- CN204270983U CN204270983U CN201420714731.8U CN201420714731U CN204270983U CN 204270983 U CN204270983 U CN 204270983U CN 201420714731 U CN201420714731 U CN 201420714731U CN 204270983 U CN204270983 U CN 204270983U
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- electromagnetic switch
- fixed
- winding
- movable contact
- iron core
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model discloses a kind of safety electromagnetic switch for household small-size generator, comprise terminal, fixed iron core, moving core, sucking coil, hold-in winding, movable contact and fixed contact; Described terminal is installed on electromagnetic switch housing exterior, and described electromagnetic switch outer casing back has been bolted bonnet; Described fixed iron core is fixed on electromagnetic switch rear end, is fixed with copper sheathing, is provided with back-moving spring outside described copper sheathing in the middle of described fixed iron core; Described moving core is arranged on after described fixed iron core, and described moving core front end is provided with movable contact, and described moving core front center is fixed with push rod, and described push rod front end sleeve is in copper sheathing, and electromagnetic switch outside is stretched out in rear end; Described fixed contact is arranged on described movable contact opposite, is separated with space in the middle of described fixed contact and described movable contact; Described hold-in winding rear end and described sucking coil front end are linked in sequence; It is outside that described hold-in winding and sucking coil are wrapped in described moving core.
Description
Technical field
The utility model belongs to electromagnetic switch technical field, is specifically related to a kind of safety electromagnetic switch for household small-size generator.
Background technology
At present, China's white goods industry development rapidly, switching device for household electrical appliance is varied, but still there is inconvenient operation in household small-size generator electromagnetic switch used, complex structure, poorly sealed, easily produce security hidden trouble, limit the universal of household small-size generator and use.Application number is the Chinese patent of 200920267917, and particular content is: the utility model provides a kind of electromagnetic switch, belongs to switching technique field.The junction it solving existing electromagnetic switch cover plate and shell lacks the problem that effective hermetically-sealed construction carries out sealing.This electromagnetic switch, comprise the shell of tubular and the end cap of one end open, electromagnet portion and switch sections is respectively equipped with in shell and end cap, the openend of end cap to insert in shell and has the train of dress protruded laterally, the edge fold inward of one end that shell inserts for end cap acts on train of dress after being formed and turning edge, and turns edge and is provided with the sealing ring be socketed on end cap between train of dress.This electromagnetic switch seals by being provided with a sealing ring in the junction of shell and end cap, improves the sealing of electromagnetic switch.
Utility model content
It is simple, reasonable in design that the purpose of this utility model is just to provide a kind of structure to solve the problem, and long service life is simple and convenient, effectively can avoid the safety electromagnetic switch for household small-size generator of potential safety hazard.
The utility model is achieved through the following technical solutions above-mentioned purpose:
For a safety electromagnetic switch for household small-size generator, comprise terminal, fixed iron core, moving core, sucking coil, hold-in winding, movable contact and fixed contact; Described terminal is installed on electromagnetic switch housing exterior, and described electromagnetic switch outer casing back has been bolted bonnet; Described fixed iron core is fixed on electromagnetic switch rear end, is fixed with copper sheathing, is provided with back-moving spring outside described copper sheathing in the middle of described fixed iron core; Described moving core is arranged on after described fixed iron core, and described moving core front end is provided with movable contact, and described moving core front center is fixed with push rod, and described push rod front end sleeve is in copper sheathing, and electromagnetic switch outside is stretched out in rear end; Described fixed contact is arranged on described movable contact opposite, is separated with space in the middle of described fixed contact and described movable contact; Described hold-in winding rear end and described sucking coil front end are linked in sequence; It is outside that described hold-in winding and sucking coil are wrapped in described moving core.
As further prioritization scheme of the present utility model; described fixed contact is connected with binding post; described binding post one end is connected with described fixed contact in electromagnetic switch inside; electromagnetic switch outside is stretched out in one end; sealed by O type circle fixing between described binding post and electromagnetic switch shell, between described binding post and electromagnetic switch shell, be provided with insulation protective jacket.
As further prioritization scheme of the present utility model, described terminal and described binding post are arranged at electromagnetic switch shell both sides respectively, and are connected with wiring respectively; Described terminal is connected with described sucking coil middle interconnecting piece position with described hold-in winding.
The beneficial effects of the utility model are: the utility model structure is simple, reasonable in design, simple and convenient, and sealing is fine, can be used for switching on and off alternating current-direct current main circuit continually at a distance, effectively can avoid the various potential safety hazards in the unlatching of household small-size generator and use procedure, generator can be disconnected when loose contact in time and connect, prevent household small-size generator from use producing danger.
Accompanying drawing explanation
Fig. 1 is structural representation described in the utility model;
Fig. 2 is vertical view of the present utility model;
Fig. 3 is binding post schematic diagram of the present utility model.
In figure: 1, bonnet; 2, back-moving spring; 3, bolt; 4, terminal; 5, copper sheathing; 6, fixed iron core; 7, hold-in winding; 8, electromagnetic switch shell; 9, sucking coil; 10, moving core; 11, push rod; 12, movable contact; 13, fixed contact; 14, insulation protective jacket; 15, O type circle; 16, binding post.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, Figure 2 and Figure 3, a kind of safety electromagnetic switch for household small-size generator, comprises terminal 4, fixed iron core 6, moving core 10, sucking coil 9, hold-in winding 7, movable contact 12 and fixed contact 13; It is outside that described terminal 4 is installed on electromagnetic switch shell 8, and described electromagnetic switch shell 8 rear end is fixed with bonnet 1 by bolt 3; Described fixed iron core 6 is fixed on electromagnetic switch rear end, and described fixed iron core 6 maintains static, and be fixed with copper sheathing 5 in the middle of described fixed iron core 6, be provided with back-moving spring 2 outside described copper sheathing 5, effect is that moving core 10 movable part is resetted; Described moving core 10 is arranged on after described fixed iron core 6, described moving core 6 front end is provided with movable contact 12, and described moving core 6 front center is fixed with push rod 11, and described push rod 11 front end sleeve is in copper sheathing 5, can axially move in copper sheathing, electromagnetic switch outside is stretched out in rear end; Described fixed contact 13 is arranged on described movable contact 12 opposite, and be separated with space in the middle of described fixed contact 13 and described movable contact 12, effect can be contacting and separating timely rapidly when coil electricity and power-off; Described hold-in winding 7 rear end and described sucking coil 9 front end are linked in sequence; It is outside that described hold-in winding 7 and sucking coil 9 are wrapped in described moving core 10.
Described fixed contact 13 is connected with binding post 16; described binding post 16 one end is connected with described fixed contact 13 in electromagnetic switch inside; electromagnetic switch outside is stretched out in one end; sealed fixing between described binding post 16 and electromagnetic switch shell 8 by O type circle 15; effect is the sealing strengthening electromagnetic switch; be provided with insulation protective jacket 14 between described binding post 16 and electromagnetic switch shell 8, the bad or short circuit of wiring circuit contact can be avoided, cause dangerous hidden danger.
Described terminal 4 is arranged at electromagnetic switch shell 8 both sides respectively with described binding post 16, and is connected with wiring respectively; The wiring of described terminal 4 is connected with described sucking coil 9 middle interconnecting piece position with described hold-in winding 7, when the flow direction that sucking coil 9 and hold-in winding 7 energising produce is identical, its electromagnetic attraction superposes mutually, the active force that moving core 10 can be attracted to overcome back-moving spring 2 moves forward, until the movable contact 12 of front end touches fixed contact 13, now motor switch contacting, generator main circuit is connected.When the flow direction that sucking coil 9 and hold-in winding 7 energising produce is contrary, its electromagnetic attraction is cancelled out each other, and under the effect of back-moving spring 2, moving core 10 movable part automatically resets, and movable contact 12 and fixed contact 13 disconnect, and generator main circuit disconnects.
More than show and describe general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and effect thing thereof.
Claims (2)
1. for a safety electromagnetic switch for household small-size generator, it is characterized in that: comprise terminal, fixed iron core, moving core, sucking coil, hold-in winding, movable contact and fixed contact; Described terminal is installed on electromagnetic switch housing exterior, and described electromagnetic switch outer casing back has been bolted bonnet; Described fixed iron core is fixed on electromagnetic switch rear end, is fixed with copper sheathing, is provided with back-moving spring outside described copper sheathing in the middle of described fixed iron core; Described moving core is arranged on after described fixed iron core, and described moving core front end is provided with movable contact, and described moving core front center is fixed with push rod, and described push rod front end sleeve is in copper sheathing, and electromagnetic switch outside is stretched out in rear end; Described fixed contact is arranged on described movable contact opposite, is separated with space in the middle of described fixed contact and described movable contact; Described hold-in winding rear end and described sucking coil front end are linked in sequence; It is outside that described hold-in winding and sucking coil are wrapped in described moving core; Described fixed contact is connected with binding post; described binding post one end is connected with described fixed contact in electromagnetic switch inside; electromagnetic switch outside is stretched out in one end; sealed by O type circle fixing between described binding post and electromagnetic switch shell, between described binding post and electromagnetic switch shell, be provided with insulation protective jacket.
2. the safety electromagnetic switch for household small-size generator according to claim 1, is characterized in that: described terminal and described binding post are arranged at electromagnetic switch shell both sides respectively, and are connected with wiring respectively; Described terminal is connected with described sucking coil middle interconnecting piece position with described hold-in winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420714731.8U CN204270983U (en) | 2014-11-25 | 2014-11-25 | A kind of safety electromagnetic switch for household small-size generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420714731.8U CN204270983U (en) | 2014-11-25 | 2014-11-25 | A kind of safety electromagnetic switch for household small-size generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204270983U true CN204270983U (en) | 2015-04-15 |
Family
ID=52805835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420714731.8U Expired - Fee Related CN204270983U (en) | 2014-11-25 | 2014-11-25 | A kind of safety electromagnetic switch for household small-size generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204270983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328443A (en) * | 2015-07-02 | 2017-01-11 | 北京佩特来电器有限公司 | Electromagnetic switch and vehicle starter applying same |
-
2014
- 2014-11-25 CN CN201420714731.8U patent/CN204270983U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106328443A (en) * | 2015-07-02 | 2017-01-11 | 北京佩特来电器有限公司 | Electromagnetic switch and vehicle starter applying same |
| CN106328443B (en) * | 2015-07-02 | 2019-10-29 | 北京佩特来电器有限公司 | A kind of electromagnetic switch and the vehicle starter using the electromagnetic switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20151125 |