CN2184249Y - Spring pressed switch - Google Patents

Abstract

The utility model discloses a spring clamping switch, which is the structural improvement of the switch of a minitype electric appliance. The utility model is mainly formed by that the electrical wire of a power supply, or the electrical wire of a load, and switch end pieces are clamped by using the elasticity of a spring; a magnetic column or an iron column can be arranged in the spring; a fluctuating slide board is provided with an insulating sheet; the entrance hole and the exit hole of the electrical wire can be positioned at the bottom part or both sides of the base seat of the switch, or can be positioned at the bottom part and both sides of the base seat of the switch; the switch end pieces can be of a bimetallic material. The utility model has the advantages that structure is simple, elasticity of the copper wire spring is not easily fatigued, and electric conducting contact is good. The utility model is very convenient when the utility model is assembled in a factory and is used, and the utility model is very convenient when the electrical wire is inserted and connected, is maintained, is pulled out and changed, etc.

Description

Spring pressed switch

The utility model relates to a kind of appliance switch, and specifically describing is a kind of spring clip compact form switch.

Switch of a great variety has regular tap, knife switch, no-fuse switch, key switch, electronic switch etc.; The flush type switch that can not arbitrarily move and the bright switch that can arbitrarily move etc. are arranged again in the wall of submerging.Its structure is almost similar, and removing two ends respectively has the power supply terminal of connection and face terminals, in the middle of both, entirely by the keying contact chip with contact, cooperates switch bracket, reaches the Push And Release of circuit jointly.And the bridging mode of two end terminals and external cord has nothing in common with each other, and approximately can be divided into the screw lockable, and scolding tin welded type, terminal plug-in type, steel piece clip compact form etc. are multiple, and its function and good and bad point are respectively arranged.Wherein the screw lockable is the most common, as big or small electric switch.Scolding tin Welder and terminal plug-in type are more common in the electronic switch class.The steel piece clip compact form then is used for building, in the wall that submerges, is commonly called as flush type switch.

The purpose of this utility model is to provide a kind of elasticity with spring, clamps the spring clip compact form switch of power cable or load wires and switch dististyle.

To achieve these goals, the utility model adopts following technical scheme: spring clip compact form switch, comprise spring, switch dististyle, fluctuation slide plate, switch pedestal and switch bottom, it is characterized in that in the groove of switch pedestal two ends, spring being housed, clamp power cable or load wires and switch dististyle with spring.

In the spring of the present utility model, can pack into magnetic post or iron prop form the magnetic field boundary.

The fluctuation slide plate of the utility model switch has heat insulating lamella, is made for the usefulness that whether separates of switch keying and contact.

The power cable of the utility model switch or the access hole of load wires can be positioned at the bottom of switch pedestal, also can be positioned at the both sides of switch pedestal, or these two kinds have simultaneously.

Switch dististyle of the present utility model can be the bimetallic material, in the energising distortion of being heated gradually, after a period of time, breaks away from and opens a way, and forms the bimetal leaf timing switch.

Compared with the prior art the utility model has conspicuous advantage.Simple structure, the elasticity of copper cash spring is difficult for tired, conduction with contact all well, when no matter being factory's combine and assemble or use, the grafting of electric wire, overhauling, substitute etc., all very easy, part is few, cost is low.

Below in conjunction with drawings and Examples the utility model is elaborated.

Fig. 1 is the main spare and accessory parts schematic diagram of this prior art switch, but except the copper cash spring 8;

Fig. 2 is that the utility model changes the structural representation that the steel reed is the copper cash spring;

Fig. 3 is the utility model copper cash spring end view when to clamp electric wire and switch be closed circuit;

Fig. 4 is the utility model inner body schematic diagram;

Fig. 5 is that T type switch dististyle and power lead are clipped in the middle schematic diagram of copper cash spring;

End view when Fig. 6 becomes closed circuit in the middle of the copper cash spring for T type switch dististyle is clipped in;

Vertical view when Fig. 7 becomes closed circuit in the middle of the copper cash spring for T type switch dististyle is clipped in;

Fig. 8 is that T type switch dististyle is clipped in the vertical view when the copper cash spring is middle to be become to open a way;

Fig. 9 is heat insulating lamella dislocation vertical view outside bimetallic T type switch dististyle of fluctuation slide plate;

Figure 10 is the vertical view of bimetallic T type switch dististyle when becoming closed circuit with general T type switch dististyle (for a long time);

Figure 11 is the vertical view of bimetallic T type switch dististyle when becoming closed circuit with general T type switch dististyle (temporarily);

Wherein: 1,2 show the switch dististyle; 3 show that U-shaped opens and closes contact chip;

4 show the steel reed; 4 ' show T type switch dististyle;

Slide plate is moved in 5 oscillographys; 5 ' show the off-line button;

The fluted column of the moving slide plate of 6 oscillographys; 7 show the spring that fluted column is interior;

8 show the copper cash spring; 9 show the silver tipped contact on the switch dististyle;

Heat insulating lamella under the moving slide plate of 10 oscillographys;

11 show the breach of switch dististyle both sides current supply line insertion;

12 show the not end projection of switch dististyle extension;

13 show that the U type opens and closes the recess of contact chip bottom;

The support of the moving slide plate both sides of 14 oscillographys;

15 show the switch bottom;

16 show switch pedestal;

17 show the electric lead patchhole of switch pedestal below;

17 ' show the electric lead patchhole of switch pedestal both sides;

18 show that make and break contact is closed and switch on;

19 show that make and break contact is insulated thin slice and separates and cut off the power supply;

20 show interior power supply or the load wire of insertion copper cash spring;

21 show power supply or load wires;

22 show magnetic post or iron prop;

Shown in Fig. 1-11;

It is to keep main spare and accessory parts in the earlier figures 1 that the utility model one of is improved one's methods, and only changes crooked steel reed 4 into copper cash spring 8, and discard off-line button 5 ', all the other are constant, device is as Fig. 2, Fig. 3 again.The elasticity of this copper cash spring 8; not only can closely clamp external power supply or load wire 20, be difficult for getting loose, install with maintenance and all can peg graft fast and plug; very convenient; this copper cash spring 8 is a ring-spring simultaneously, if pack magnetic post or iron prop 22 in ring-spring 8, as shown in Figure 2; between Shun of switch connection; certainly lead to the magnetic field boundary, absorb noise and surging, protect accurate electric type.

What the utility model was improved one's methods two is only with three kinds of accessories, promptly two T type switch dististyles 4 ', two flat copper wire springs 8 and T type with heat insulating lamella 10 fluctuate slide plate 5 ', as shown in Figure 4.With T type switch dististyle 4 ' be clipped in the copper cash spring 8, synthetic one group, as Fig. 5, totally two two ends that are assembled into switch pedestal 16, the silver tipped contact 9 of its T type switch dististyle 4 ' go up must two groups of correspondences, the centre pack into the T type fluctuation slide plate 5 of heat insulating lamella 10 ', cover switch bottom 15, as shown in Figure 6.When pull T type fluctuation slide plate 5 ', heat insulating lamella 10 slips off, when two silver tipped contacts contacted with each other, circuit became closed circuit 18 and connect, as shown in Figure 7.Slip into otherwise work as heat insulating lamella 10, when two silver tipped contacts were thrown off, circuit became open circuit 19 and cuts off the power supply, as shown in Figure 8.

Above-mentioned both, structure is all simplified than prior art, the latter especially constructs simplyr, spare and accessory parts are minimum, it is the easiest to assemble, suitable automation is produced in a large number, cost is low, has competitiveness.Again, the utility model is used ring-spring instead and is clamped electric wire, so electric wire insertion holes is more unrestricted, if in the middle of the switch pedestal two ends outsides, near T type switch dististyle 4 ' bending part, increase in addition electric wire insertion holes 17 ', the electric wire of its external power supply and load then, just can directly insert from this hole, as shown in Figure 8, installation and maintenance are more convenient.

The utility model improve one's methods three be with two T type switch dististyles 4 ' in a slice, change the bimetallic material, another sheet is constant, both are sandwiched in the copper cash spring 8 equally, but the T type of the heat insulating lamella 10 in the middle of being installed in fluctuation slide plate 5 ' the same side, but not both sides as Fig. 9, just are installed in bimetallic material T type switch dististyle 4 " outside side.Then constitute spring clip compact form switch with timing function.Usually time spent not, this switch dististyle 4 ' and 4 " two silver tipped contacts 9, be split up into open circuit 19.During use, pull T type fluctuation slide plate 5 ', make heat insulating lamella 10, from bimetallic material T type switch dististyle 4 " outside lateral edges slide into the other end; the silver tipped contact 9 of compressing bimetallic material T type switch dististyle 4 ", slightly slightly crooked to the inside, impel this bimetallic material T type switch dististyle 4 "; with another general T type switch dististyle 4 ' silver tipped contact 9, contact with each other into closed circuit 18 and conducting.This moment is after if T type fluctuation slide plate 5 ' plate moves, promptly give the location, that is the position of pass certainly, after pulling the position that places out, no longer turn back the position of former pass, oppress this bimetallic material T type switch dististyle 4 " silver tipped contact 9; with another general T type switch dististyle 4 ' silver tipped contact 9, contact with each other into path, though this bimetallic material T type switch dististyle 4 " because of can temperature distortion after the energising, but because of be subjected to T type fluctuation slide plate 5 ' obstruction, also can't be out of shape recovery, unless pull T type fluctuation slide plate 5 ' again to the position of pass, otherwise become closed circuit all the time, then its effect is the same with regular tap, as shown in figure 10.But, if when using, painstakingly, pull to the position of opening, turn back the position of pass again at once from the position of pass, this bimetallic material T type switch dististyle 4 then "; because of being subjected to the extruding of T type fluctuation slide plate 5 ' slips, have to be subjected to 23 groups of base insulation columns every crooked skew of opposite side, urge to make bimetallic material T type switch dististyle 4 " silver tipped contact 9, with another general T type switch dististyle 4 ' silver tipped contact 9, contact with each other into path, as Figure 11, again because of this bimetallic material T type switch dististyle 4 " outside side; because of T type fluctuation slide plate 5 ' dialled the back position of original position pass; not interrupted, a period of time to be switched on, this bimetallic material T type switch dististyle 4 ", then be heated and be out of shape because of conduction, revert to original state gradually, and escape is when flicking, as the original state of Fig. 9, cut off the power supply at once and open a way, promptly reach the purpose of timing switch.And the length of this timing, entirely according to used bimetallic material T type switch dististyle 4 " thick, thin, wide, narrow and decide.If the switch of shaddock ladder lamp is used this timing switch instead, can provide equally people up and down the shaddock ladder with outside, still can avoid always lighting of stair light, forget and turn off the light, save the electricity charge.

Claims (5)

1, a kind of spring clip compact form switch comprises spring, switch dististyle, fluctuation slide plate, switch pedestal and switch bottom, it is characterized in that spring is contained in the groove of switch pedestal two ends, clamps power cable or load wires and switch dististyle with spring.

2, spring clip compact form switch according to claim 1 is characterized in that in the described spring, can pack into magnetic post or iron prop.

3, spring clip compact form switch according to claim 1 is characterized in that the fluctuation slide plate of described switch having heat insulating lamella.

4, spring clip compact form switch according to claim 1 is characterized in that the power cable of switch or the access hole of load wires, can be positioned at the bottom of switch pedestal, also can be positioned at the both sides of switch pedestal, or these two kinds have simultaneously.

5, spring clip compact form switch according to claim 1 is characterized in that described switch dististyle, can be the bimetallic material.

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