CN2489451Y

CN2489451Y - Multi-step button switch

Info

Publication number: CN2489451Y
Application number: CN 01226628
Authority: CN
Inventors: 张茂良
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-06-11
Filing date: 2001-06-11
Publication date: 2002-05-01
Anticipated expiration: 2011-06-11

Abstract

The utility model relates to a multi-step button switch, which essentially consists of a shell case, a panel, a plurality of pressure levers and keystrokes corresponding to the pressure levers, conducting strips, a plurality of conducting clips, stopplates and catches. The conducting strips are arranged in the shell case one by one and crossly contacted with the housing on the down extreme of the pressure levers so to make the nose-up pitch sheet one end of the conducting strip communicate with the extending foot of the conducting strips by contacting, while in normal times support the pressure levers and present a restoration state. The utility model has the advantages of simple structure, easy carrying, components downsizing, cost reducing, stable combination; the utility model effectively solves the harassment in manufacturing for makers.

Description

The multisection type key switch

The utility model relates to a kind of multisection type key switch, particularly becomes form to bestow improvement at depression bar wherein, rectangular conducting strip, most component sets such as electroconductive elastic sheet, to obtain the multisection type key switch that structure is simplified.

The known common multisection type key switch that is used in electric fan, as shown in Figure 4, it is formed structure and comprises: most buttons 10, depression bar 20, locking plate 30, catch 40 and be riveting in most electroconductive elastic sheets 60 of base plate 50, when using, it selects to push wherein certain section button 10, make depression bar 20 can promote locking plate 30 downwards towards a side shifting, making the depression bar 20 set grooves 301 that support post 201 embedding locking plates 30 be conducting to force its corresponding electroconductive elastic sheet 60 to be pressed down with the L shaped lug plate that is fixedly arranged on base plate 50 contacts, a described majority button 10 in addition, and keep one as the dead band diverter switch, so integral body can have one section, two sections, three sections ... selection function with multisection types such as dead band diverter switches.

Above-mentioned known multisection type key switch design, this depression bar 20 all must be nested with a spring element 90 between each button 10 and housing face-plate 80, and utilize each button 10 to combine with depression bar 20, so that can not decomposing, every part of key switch is not scattered, so spring element 90 is an indispensable main member, but, therefore cause the increase of its whole cost owing to must establish some spring elements 90 more, and make it when assembling, increase many inconvenience, make producer's utmost point sense puzzlement; Remove this, complicated trifling because of member, the scattered anxiety of member is not only arranged, and simplify whole the composition inadequately.

Main purpose of the present utility model is to provide a kind of multisection type key switch, formed by an outer shell base, a panel, most depression bars and corresponding button, rectangular conducting strip, most members such as electroconductive elastic sheet, locking plate and catch, electroconductive elastic sheet is inserted outer shell base one by one, and can be to bridge with the recess of depression bar lower end and contact, when depression bar is pressed down, make the sheet of facing upward of electroconductive elastic sheet one end just be and contact conducting with the extension pin of rectangular conducting strip, then can upwards hold depression bar at ordinary times and be and reset, it is convenient that its overall structure or assembling all claim to simplify.

Secondary objective of the present utility model is to provide a kind of multisection type key switch, a described majority depression bar can upwards hold the location by the sheet of facing upward of electroconductive elastic sheet one end, it is in conjunction with firm, has good reset function, and can omit conventional construction and must additionally be nested with a spring element at each button, economize member, reduce cost with refinement, and simplify assembling, effectively solve the puzzlement of producer when producing.

The technical scheme that the utility model adopted is: a kind of multisection type key switch, mainly comprise an outer shell base, a panel, most depression bars and corresponding button, a rectangular conducting strip, most members such as electroconductive elastic sheet, and locking plate and catch are set at outer shell base one side inwall; It is characterized in that:

Outer shell base is inserted but members such as voltage supply bar, button, rectangular conducting strip, electroconductive elastic sheet, locking plate and catch hold, and its bottom face has most depression bars respectively and holds into groove and electroconductive elastic sheet and hold hand-hole;

Panel is embedded and is closed in the outer shell base end face, and offers most corresponding perforates;

A most depression bar place the depression bar of outer shell base to hold into groove respectively one by one, and the corresponding perforate of panel is run through in its upper end, and is chimeric with corresponding button, and each depression bar stage casing is equipped with a spreader, and the bottom has a recess;

Button is chimericly pushed for you to choose for forming with the depression bar upper end;

Rectangular conduction agreement that contracts a film or TV play to an actor or actress is L-shaped, and an end vertical leg passes the bottom of outer shell base, is connected with lead, and its horizontal leg extends internally and has most adjacent at interval extension pin;

A most electroconductive elastic sheet all are suitable bending, its lower end is run through electroconductive elastic sheet and is held hand-hole, the other end then sticks up to facing upward and constitutes the sheet of facing upward, and forms to bridge with the recess of depression bar lower end to contact, and can be with the extension pin of rectangular conducting strip when making depression bar press down to contact conducting.

Described locking plate is located at the outer shell base inwall with the sheathed spring of the adjutage of side top; Described electroconductive elastic sheet lower end connects for a lead, presses down selected button, and this electroconductive elastic sheet contacts conducting with the extension pin of rectangular conducting strip; The sheet of facing upward of described electroconductive elastic sheet all can be established the conductive stud grain in the contact end face; Described majority button keeps one as the dead band diverter switch, and this dead band diverter switch only plants a coil tension spring and provides and reset in depression bar holds groove; The conduction of described rectangular conducting strip is extended pin can adhere on that depression bar holds groove and electroconductive elastic sheet holds between the hand-hole; The stage casing of each electroconductive elastic sheet can bridge and be positioned the wall that electroconductive elastic sheet holds hand-hole, and the sheet position of facing upward is in the recess below of depression bar, forms to bridge with the recess of depression bar lower end to contact.

The beneficial effects of the utility model are: in the utility model, electroconductive elastic sheet is inserted outer shell base one by one, and can be to bridge with the recess of depression bar lower end and contact, when depression bar is pressed down, make the sheet of facing upward of electroconductive elastic sheet one end just be and contact conducting with the extension pin of rectangular conducting strip, then can upwards hold depression bar at ordinary times and be and reset, it is convenient that its overall structure or assembling are simplified very much; And most depression bars can upwards hold the location by the sheet of facing upward of electroconductive elastic sheet one end, and it is in conjunction with firm, has good reset function, and can omit conventional construction and must additionally be nested with a spring element at each button, reach the smart effect of economizing member, reducing cost, and simplify assembling.

With embodiment the utility model is described in further detail with reference to the accompanying drawings below.

The explanation of accompanying drawing drawing:

Fig. 1 is an exploded perspective view of the present utility model;

Fig. 2 is a combination transverse cross of the present utility model;

Fig. 3 is the vertical sectional drawing of combination of the present utility model;

Fig. 4 is the combination stereogram of known multisection type key switch.

As shown in Figure 1 to Figure 3, the utility model mainly comprises an outer shell base 1, a panel 2, most depression bars 3 and corresponding button 4, one rectangular conducting strip 5, most members such as electroconductive elastic sheets 6, and at the setting of outer shell base 1 one side inwalls and known identical locking plate 7 and catch 8 members, this locking plate 7 pushes up with adjutage 71 sheathed springs 72 of a side and is located at outer shell base 1 inwall, about the formation of locking plate 7 and catch 8 and action with known identical, so do not give unnecessary details in addition; Wherein:

Outer shell base 1 is inserted but members such as voltage supply bar 3, button 4, rectangular conducting strip 5, electroconductive elastic sheet 6, locking plate 7 and catch 8 hold, and its bottom face has most depression bars respectively and holds into groove 11 and electroconductive elastic sheet and hold hand-hole 12;

Panel 2 is embedded and is closed in outer shell base 1 end face, and offers most corresponding perforates 21;

Most depression bars 3 place the depression bar of outer shell base 1 to hold into groove 11 one by one, and the corresponding perforate 21 of panel 2 is run through in its upper end 31, and for chimeric with corresponding button 4, each depression bar 3 stage casing is equipped with a spreader 32, and the bottom has a recess 33;

Button 4 forms with depression bar 3 upper ends 31 and chimericly to push for you to choose; Rectangular conducting strip 5 is L-shaped approximately, one end vertical leg 51 passes the bottom of outer shell base 1, be connected with lead, its horizontal leg 52 extends internally and has most adjacent at interval extension pin 53, and each conduction is extended pin 53 can adhere on just that depression bar holds groove 11 and electroconductive elastic sheet holds between the hand-hole 12;

A most electroconductive elastic sheet 6, all be suitable bending, its lower end is run through electroconductive elastic sheet and is held hand-hole 12, the other end then sticks up to facing upward and constitutes the sheet 61 of facing upward, the stage casing just can bridge and be positioned the wall 121 (as shown in Figure 2) that electroconductive elastic sheet holds hand-

hole

12, and 61 of the sheets of facing upward are in recess 33 belows of depression bar 3, forms to bridge with the recess 33 of depression bar 3 lower ends to contact, and can be with the extension pin 53 of rectangular conducting strip 5 when making depression bar 3 press down and contact conducting, then upwards hold depression bar 3 at ordinary times and be reset mode;

Above-mentionedly wear electric shell fragment 6, its lower end connects for another lead, press down selected button 4, this electroconductive elastic sheet 6 contacts conducting with the extension pin 53 of rectangular conducting strip 5, represent that promptly this select segment switch is user mode (as shown in Figure 3), the sheet 61 of facing upward of electroconductive elastic sheet 6 all can be established conductive stud grain 611 in the contact end face, with the good conducting of holding circuit.

As an above-mentioned majority button 4, must keep one as the dead band diverter switch, this dead band diverter switch there is no electroconductive elastic sheet 6 is set, only in holding groove 11, depression bar plants a coil tension spring 9, reset with the depression bar 3 that this dead band diverter switch is provided, make its integral body have one section, two sections, three sections ... selection function with multisection types such as dead band diverter switches.

In sum, it serves to show that the utility model means utilizations very claims innovation to simplify, and can obtain easy assembling, simple element and reduce real benefit such as its whole cost, so possessed progressive.

Claims

1, a kind of multisection type key switch, mainly comprise an outer shell base (1), a panel (2), most individual depression bar 3 and corresponding button (4), a rectangular conducting strip (5), most electroconductive elastic sheet members such as (6), and locking plate (7) and catch (8) are set at outer shell base (1) one side inwall; It is characterized in that:

Outer shell base (1), insert but voltage supply bar (3), button (4), rectangular conducting strip (5), electroconductive elastic sheet (6), locking plate (7) and catch members such as (8) hold, its bottom face has most depression bars respectively and holds into groove (11) and electroconductive elastic sheet and hold hand-hole (12);

Panel (2) is embedded and is closed in outer shell base (1) end face, and offers most corresponding perforates (21);

A plurality of depression bars (3), place the depression bar of outer shell base (1) to hold into groove (11) respectively one by one, its upper end (31) run through the corresponding perforate (21) of panel (2), and are chimeric with corresponding button (4), each depression bar (3) stage casing is equipped with a spreader (32), and the bottom has a recess (33);

Button (4) is for pushing for you to choose with depression bar (3) upper end (31) formation is chimeric;

Its body of rectangular conducting strip (5) is L-shaped approximately, and an end vertical leg (51) passes the bottom of outer shell base (1), is connected with lead, and its horizontal leg (52) extends internally and has most adjacent at interval extension pin (53);

A most electroconductive elastic sheet (6) all are bending, its lower end is run through electroconductive elastic sheet and is held hand-hole (12), the other end then sticks up to facing upward and constitutes the sheet of facing upward (61), form to bridge with the recess (33) of depression bar (3) lower end and contact, depression bar (3) can be with the extension pin (53) of rectangular conducting strip (5) when pressing down and contacts conducting.

2, multisection type key switch according to claim 1 is characterized in that: described locking plate (7) is located at outer shell base (1) inwall with the sheathed spring of adjutage (71) (72) top of a side.

3, multisection type key switch according to claim 1 is characterized in that: described electroconductive elastic sheet (6) lower end connects for a lead, presses down selected button (4), and this electroconductive elastic sheet (6) contacts conducting with the extension pin (53) of rectangular conducting strip (5).

4, multisection type key switch according to claim 1 is characterized in that: the sheet of facing upward (61) of described electroconductive elastic sheet (6) all can be established conductive stud grain (611) in the contact end face.

5, multisection type key switch according to claim 1 is characterized in that: a described majority button (4) keeps one as the dead band diverter switch, and this dead band diverter switch only plants a coil tension spring (9) and provides and reset in depression bar holds groove (11).

6, multisection type key switch according to claim 1 is characterized in that: the conduction of described rectangular conducting strip (5) is extended pin (53) can adhere on that depression bar holds groove (11) and electroconductive elastic sheet holds between the hand-hole (12).

7, multisection type key switch according to claim 1, it is characterized in that: the stage casing of each electroconductive elastic sheet (6) can bridge and be positioned the wall (121) that electroconductive elastic sheet holds hand-hole (12), and the sheet of facing upward (61) position is in recess (33) below of depression bar (3), forms to bridge with the recess (33) of depression bar (3) lower end to contact.