CN201298485Y

CN201298485Y - Double-pole switch with convenient assembly

Info

Publication number: CN201298485Y
Application number: CNU2008201694791U
Authority: CN
Inventors: 杨家明
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-03
Filing date: 2008-12-03
Publication date: 2009-08-26
Anticipated expiration: 2018-12-03

Abstract

A double-pole switch with convenient assembly comprises a push-button and a shell consisting of an outer sleeve, a bottom shell and a soleplate. Two groups of connection and disconnection switching devices formed by springboards, contact terminals and bracket terminals are arranged in the bottom shell; two spring boards are mutually parallel with the heads opposite to the tails; taking corresponding bracket terminals as fulcrums, the spring boards are matched with a stationary contact which is positioned at the upper part and fixed below the contact terminal and a stationary contact which is positioned at the lower part and fixed on the contact terminal; the spring boards are pressed down and tilt under the pressure of a steel ball below the push-button so that moving contacts are separable and inseparable from stationary contacts matched with the moving contacts; the front side and the rear side of the outer sleeve are provided with reverse buckles which extend downwards and protrude inwards; and the front end and the rear end of the bottom shell are provided with buckling parts which are buckled with the reverse buckles. Other parts inside the switch are not needed to be riveted, thereby the performance and the assembly speed of the double-pole switch are improved; the outer sleeve and the bottom shell are buckled mutually by the reverse buckles at the front and rear ends, therefore the switch is simplified in structure and can be assembled and disassembled conveniently, the labor capacity of the switch is improved and the cost of the switch is reduced.

Description

The double-pole switch of being convenient to assemble

Technical field

The utility model relates to the compact electric apparatus switch and makes the field, and specifically a kind of assembling is double-pole switch very easily.

Background technology

Along with the fast development of household electrical appliances industry, the demand of supporting with it all kinds of compact electric apparatus switches significantly increases, and in order to satisfy the demand in market, various types of double-pole switchs are come out one after another.Especially this double-pole switch and the supply socket of many jacks are supporting, can control the break-make of live wire and zero line simultaneously, can control power supply along separate routes again, use as safe as a house.Four pin conducting terminals of traditional double-pole switch all are to be plugged in the switch pedestal side by side successively basically, when it and supply socket are supporting, often first and second order conducting terminal is as power input, third and fourth order conducting terminal is as power output end, when the assembling wiring, exist the cross-coupled problem of circuit, can use to socket and bring potential safety hazard.For this reason, the patent No. of on the Chinese patent communique, announcing " 20062015120.9 ", " a kind of split type input terminal is the double-pole switch of bending upwards " by my development, it adopts the method that middle two input terminals are upwards bent towards the housing shell, switch two die openings can be increased, the problem of circuit improved cross connect when supporting can be solved with all kinds of sockets again.But this product is also the same with all kinds of double-pole switchs of tradition, no working of plastics is isolated between two groups of break-make switching device shifters, so very easily cause the electromagnetic interference at the two poles of the earth, influence the performance that product uses, simultaneously its housing is to adopt and arranged on left and right sides at lower house and base that the assembling of linking closely mutually of four mutual supporting seams, therefore very inconvenience of dismounting are set.In case switch breaks down and quality problems, lower house need be separated with base when keeping in repair, because four buckles that closely fasten are not quick detachable, so very easily cause product rejection during dismounting.

Summary of the invention

The purpose of this utility model is that at the defective of above-mentioned prior art and deficiency for the appliance switch industry provides a kind of assembling, convenient disassembly, the double-pole switch that performance is safe and reliable is to adapt to and to satisfy the needs of all kinds of supply sockets.

Technical solution adopted in the utility model is for achieving the above object: the double-pole switch that this is convenient to assemble, it comprises button, by overcoat, drain pan, the housing that base plate is formed, dress is by springboard in drain pan, the molecular two groups of break-make switching device shifters of contact terminal and bracket end, double bounce wrench tail is relative, parallel mutually, they are fulcrum with each self-corresponding support terminal respectively, with be in upper fixed in the fixed contact of contact terminal below be in the below and be fixed in the fixed contact of another contact terminal top and match, under the compressing of the steel ball below the button, springboard is depressed with perk or perk and is depressed, realize that moving contact separates or closure with the fixed contact that cooperates separately, before the described overcoat, back both sides are provided with down stretches and the back-off of projection inwards, before drain pan, back two ends are provided with the buckling parts that is interlocked with described back-off.

The insulation isolated column perpendicular with base plate is housed between two groups of break-make switching device shifters on the described base plate.

Two contact terminals of described centre are perpendicular to the support terminal, and And vertically bends towards the outside and upwards.

Described base plate is provided with groove and the projection that is complementary with the contact terminal bottom shape, and the bottom of drain pan is provided with corresponding with it projection and groove.

The described lead-out terminal that to be positioned at the left and right two stands terminal of base plate be switch, two contact terminals in the middle of being positioned at are the input terminal of switch.

The utility model base plate is provided with groove and the projection that is complementary with the contact terminal bottom shape, and the bottom of drain pan is provided with corresponding with it projection and groove.The conducting terminal of switch inside need not be riveted, and just can firmly fix.Adopt the overcoat and arranged on left and right sides to be provided with down to stretch and the back-off of projection inwards, it and the buckling parts that is arranged on drain pan and arranged on left and right sides projection are interlocked, and have just finished assembling.Not only simplified the structure of switch case, be convenient to dismounting, and performance improves the raising assembling speed greatly.Be installed in the power patch panel with this product, control each the road power supply on the terminal block respectively, the intersection that can avoid the terminal block circuit to connect is provided with isolated column between two groups of break-make switching device shifters, improved security of products.

Description of drawings

Fig. 1 is the utility model three-dimensional exploded view.

Fig. 2 is the cutaway view of the utility model forehand switch.

Fig. 3 is the counter cutaway view of opening the pass of the utility model.

Fig. 4 is the structure chart that shows that drain pan cooperates with base plate.

Embodiment

As Fig. 1, Fig. 2, shown in Figure 3, this double-pole switch of being convenient to assemble comprises button 3, by the housing that overcoat 1, drain pan 9, base plate 17 are formed, and two groups of on/off switching device shifters are housed in drain pan 9.Neon lamp seat 6 is equipped with in button 3 belows, and the neon lamp 5 that is serially connected with current-limiting resistance 4 is housed in the neon lamp seat 6.The below of neon lamp seat 6 is provided with spring base, two springs 8 and 8 ' place spring base, the steel ball 7 of its below with 7 ' respectively with two groups of break-make switching device shifters in

springboard

15 and 12 compress mutually, form one group by support terminal 11, the fixed contact 13 shelving springboard 12 and the moving contact 10 and the contact terminal 14 of springboard top thereon and fix its below and instead get through disconnected switching device shifter.Form another group forehand break-make switching device shifter by support terminal 11 ', the fixed contact 13 ' shelving springboard 15 and the moving contact 10 ' and the contact terminal 16 of springboard below thereon and fix its top.Forehand springboard 15 is with instead to make springboard 12 relative end to end, parallel to each other, they are fulcrum with support terminal 11 ' and 11 respectively, under the compressing of steel ball 7 ' below the button and 7, press down synchronously and upwarp, make the moving contact 10 ' on the forehand springboard 15, anti-beat on the springboard 12 moving contact 10 respectively with

contact terminal

16 and 14 on fixed contact 13 ' and 13 synchronizing closes with separate, realize positive and negative being switched on or switched off synchronously of two groups of break-make switching device shifter circuit of making a call to, when circuit is connected, neon lamp 5 is bright, otherwise neon lamp goes out.Be provided with insulation isolated column 18 in the centre of base plate 17, this isolated column and base plate are injection molded into one, and it keeps apart forward and backward two groups of break-make switching device shifters, to reduce mutual electromagnetic interference, enhances product performance.Base plate 17 is provided with groove 19 and the projection that is complementary with two contact terminals, 14,16 shapes, be provided with the jack 23 that is complementary with support terminal 11 ' and 11 in the base plate and arranged on left and right sides, in the bottom of drain pan 9 or the corresponding projection of inwall setting and shape 22,22 ' and groove, so that after both connections, two groups of contact terminals, support terminal need not just be riveted and be firmly fixed in the housing.The back-off 20 of projection under the left and right two ends of described overcoat 1 are provided with, stretching to, be provided with the buckling parts 21 that is interlocked with back-off 20 at drain pan 9 left and right two ends, when overcoat 1 is sleeved on drain pan 9 and pushing downwards, under stretch position elasticity and open, the back-off 20 of shell fastens with the buckling parts of drain pan 9 21, in the time of taking apart, as long as the following position of stretching of overcoat is slightly opened, back-off 20 promptly separates with the buckling parts 21 of drain pan 9, and dismounting is very convenient.

With the above-mentioned switch that assembles, can insert some overcoats 1 the supply socket jack from descending earlier, then, again will be corresponding some the drain pans 9 that install the switch module of support terminal etc. form one group, and from top to bottom cooperate with overcoat 1, the middle upwards

contact terminal

14 and 16 of bending is connected respectively in the ring set that two enter conductive films are socketed on corresponding supply socket,

contact terminal

14 and 16 is the input of switch, connect the live wire and the zero line of power supply, base plate two ends support terminal 11 ' and 11 is the input of switch, it is very convenient that this double-pole switch is assembled into the multi-receptacle electrical connector of platoon, with its function admirable of multi-receptacle electrical connector of this switch, and can improve the efficient of assembling greatly.

Claims

1, a kind of double-pole switch of being convenient to assemble, it comprises button (3), by overcoat (1), drain pan (9), the housing that base plate (17) is formed, dress is by springboard (12 in drain pan (9), 15), contact terminal (14,16) and support terminal (11,11 ') two groups of break-make switching device shifters of Zu Chenging, springboard (12) is relative end to end with springboard (15), parallel mutually, they are fulcrum with support terminal (11) and (11 ') respectively, with be in upper fixed in the fixed contact of contact terminal (14) below be in the fixed contact (13 ') that is fixed on the contact terminal (16) below and match, steel ball (7) in button (3) below, under the compressing of (7 '), depress and perk springboard (12) and (15), realization moving contact (10) and (10 ') separate with (13 ') with the fixed contact (13) that cooperates separately or are closed, it is characterized in that described overcoat (1) before, back both sides are provided with down stretches and the back-off of projection (20) inwards the left side in drain pan (9), right two ends are provided with the buckling parts (21) that is interlocked with described back-off (20).

2, the double-pole switch of being convenient to assemble according to claim 1 is characterized in that described base plate (17) upward is equipped with the insulation isolated column (18) perpendicular to base plate (17) between two groups of break-make switching device shifters.

3, the double-pole switch of portable dismounting according to claim 1 and 2 is characterized in that described contact terminal (14,16) respectively perpendicular to support terminal (11,11 '), and the one end vertically bends towards the outside and upwards respectively.

4, the double-pole switch of being convenient to assemble according to claim 3, it is characterized in that described base plate (17) is provided with groove (19) and the projection (22) that is complementary with contact terminal (14,16) bottom shape, the bottom of drain pan (9) is provided with corresponding with it projection (22) and groove.

5, the double-pole switch of being convenient to assemble according to claim 3 is characterized in that the described left and right two stands terminal (11,11 ') that is positioned on the base plate (17) is the lead-out terminal of switch, and two contact terminals in the middle of being positioned at are the input terminal of switch.