CN202042400U

CN202042400U - Push switch

Info

Publication number: CN202042400U
Application number: CN2011201369960U
Authority: CN
Inventors: 余映德
Original assignee: DELIWER ELECTRONIC Co Ltd
Current assignee: DELIWER ELECTRONIC Co Ltd
Priority date: 2011-04-29
Filing date: 2011-04-29
Publication date: 2011-11-16
Anticipated expiration: 2021-04-29

Abstract

The utility model discloses a push switch, which comprises an insulating seat, a terminal set and a key, wherein the side wall in an accommodating space of the insulating seat is convexly provided with two convex rails; reducing inclined planes are arranged at the positions of openings on the adjacent side of the two convex rails; the terminal set comprises two signal terminals which penetrate into the insulating seat outside the two adjacent convex rails; the front part of each signal terminal is bent outwards and extends to form contact convex parts adjacent to the two sides of the inclined planes of the two convex rails; the key which is arranged in the accommodating space is elastically reset through a telescopic elastic body; the bottom of a base of the key is concavely provided with a limiting groove for accommodating a conduction element; two connection parts which are positioned on the inclined planes of the two convex rails are arranged on the two sides of the conduction element and are simultaneously contacted with the contact convex parts at the highest positions of the two signal terminals of the terminal set, so that normally open contact electrical conduction is formed; and the conduction element is disconnected with the terminal set by pushing the key, so that the aim of quickly recovering a conduction state through bounce of the telescopic elastic body after the switch is cut off is fulfilled.

Description

Push switch

Technical field

The utility model is for providing a kind of push switch, the push switch of the conducting that resets fast after outstanding confession under directions push switch open in usual disconnects.

Background technology

Along with electronics, the extensive use of electric product, the power supply supply provides various electronics, electric product running kinetic energy, and the unlatching of control power supply, close, it then is the critical function of switch, disconnect or connection by switch, to electronics, electric product provides power supply or outage, generally in order to the control electronics, the switch of electric product running, have switch open in usual or normally closed type switch, switch open in usual is constant maintained switch "on" position, when not powering, switch is disconnected, forming off state does not power, as for the normally closed type switch promptly is that constant maintenance off-state is not powered, and when desiring turn-on power, again the switch switching is conducting state with continued power, also pass through the switch of various different types, switch for the different electrical power supply respectively and use, switch open in usual is generally used for the electromagnetic type lockset, gate inhibition's control control system etc., the normally closed type switch then is used for the switch of general electrical equipment, domestic power supply switch etc. is controlled use; But present employed switch open in usual, for example use in general building or gate inhibition's control of company's turnover, the magnetic-type door lock of installing on the door-plate of turnover, connecting inductive switch with magnetic-type door lock again is located at outdoors, and being connected with push switch is located in the door, then when door-plate cuts out, magnetic-type door lock is the energising closed condition, when inductive switch or push switch are touched, cause inductive switch or push switch the outage and magnetic-type door lock by breakdown, but the door-plate switch number of times of general gate inhibition's control is along with personnel pass in and out frequently, the energising of magnetic-type door lock, the outage number of times also increases thereupon, and the make and break contact open in usual that makes inductive switch or push switch is easy to generate wearing and tearing and the situation that causes poor electric contact maybe can't electrically contact influence inductive switch or push switch shortening in useful life, the easy fault of magnetic-type door lock, cause shortcomings such as to open or to close.

Therefore, how to improve present switch open in usual, be and engage in the direction place that this journey dealer desires most ardently the research improvement because of contact is easy to generate the problem that wearing and tearing influence poor electric contact.

Summary of the invention

So according to considering of above-mentioned all some shortcoming, the designer analyses in depth and inquires at doing one on the characteristic of push switch, and via assessing in many ways and considering, and by doing painstaking research and research and develop, and then studying and revising with what work with perseverance, the beginning is designed the novel patent of this kind push switch.

Main purpose of the present utility model is the signal terminal that is to be convexly equipped with on the internal face of insulating base frame of push switch two protruding rails and two protruding rail outsides, and two protruding rails form the inclined-plane of gradually-reducing shape in the adjacent apertures position, and make corresponding two signal terminals of incline position bend the contact protuberance of peak position, breakover element for button can be connected with the contact protuberance of two signal terminals for the both sides connecting portion along with moving to the inclined-plane, forms stable the electrically contacting of often opening signal conduction.

Secondary objective of the present utility model is to be that terminal group further is provided with the location terminal, and the location terminal respectively intercalation be positioned on the base portion of insulating base frame, make two signal terminals and location terminal respectively be positioned angular position on the base portion, and the location terminal also is provided with to pass and exposes to the outer pin of base portion, pin by the location terminal auxiliary, when the pin of two signal terminals of confession carries out weld job on circuit board, can be the triangle firm support and be positioned on the circuit board, and make things convenient for the effect of pin welding.

The utility model provides a kind of push switch in order to achieve the above object, comprises insulating base frame, terminal group and button,

Base portion one side of this insulating base frame offers the opening that is communicated with inner accommodation space, convexes with two adjacent protruding rails on the wall of this accommodation space inboard, and these two protruding rails all are provided with the inclined-plane of gradually-reducing shape at adjacent described aperture position place;

This terminal group is located in the accommodation space of described insulating base frame, described terminal group includes two relative formula signal terminals, these two relative formula signal terminals bottoms are respectively equipped with and pass the outer a plurality of pins of insulating base frame, these two signal terminals in the position, both sides, inclined-plane of described two protruding rails outwardly lateral buckling be provided with the contact protuberance; And

This button has the pedestal in the accommodation space that is installed in insulating base frame, pedestal one side be provided be piercing in accommodation space supply outward pressed by external force by press button, and other side of pedestal is provided with the telescopic resilience body in being limited between ccontaining appearance, in base bottom, be concaved with the stopper slot of ccontaining breakover element, described breakover element both sides are respectively equipped with two connecting portions on the inclined-plane that is positioned at described two protruding rails, these two connecting portions contact respectively on the contact protuberance of two signal terminals of described terminal group, be often open the contact shape conduct.

During enforcement, described insulating base frame includes the enclosing cover of plastic cement or metal material, this enclosing cover is fixed on the described opening for covering, be provided with the location division of corresponding combination in described enclosing cover and base portion both sides, described outer covering offers for the set shaft-like spacing axis hole that exposes that passes by press button of described button.

During enforcement, described location division is for convexing with protruding button in the base portion both sides, and described enclosing cover both sides form the side arm with catching groove and are sticked in protruding buckling.

During enforcement, being formed with chute between two protruding rails of described insulating base frame, slides in chute in contraposition for extending set slide block downwards in the both sides of the base bottom stopper slot of described button.

During enforcement, described terminal group further is provided with the location terminal, and location terminal intercalation is positioned on the base portion of insulating base frame, and described two signal terminals and location terminal respectively are positioned the angular position on the base portion, and the location terminal is provided with to pass and exposes to the outer pin of base portion.

During enforcement, described button is provided with the reception hole of taking in the telescopic resilience body in the relative side in addition by the pedestal of press button, and described telescopic resilience body side in addition is to be nested with on the gag lever post that is convexly equipped with in the accommodation space inboard of insulating base frame.

During enforcement, two connecting portions of the breakover element of described button contact simultaneously on the contact protuberance of two signal terminal peak positions of described terminal group.

Description of drawings

Fig. 1 is a stereo appearance figure of the present utility model;

Fig. 2 is a three-dimensional exploded view of the present utility model;

Fig. 3 is the three-dimensional exploded view of the utility model other direction;

Fig. 4 is a side cutaway view of the present utility model;

Fig. 5 is the side cutaway view of the utility model after pushing.

Description of reference numerals: 1-insulating base frame; The 10-accommodation space; The 13-protruding rail; The 101-opening; The 131-inclined-plane; The 102-gag lever post; The 14-chute; The 11-base portion; The 15-location division; The 12-enclosing cover; The protruding button of 151-; The spacing axis hole of 121-; The 152-catching groove; The 2-terminal group; The 21-signal terminal; 22-locatees terminal; 211-contacts protuberance; The 221-pin; The 212-pin; The 3-button; The 31-pedestal; 32-presses press button; The 310-reception hole; 33-telescopic resilience body; The 311-stopper slot; The 34-breakover element; The 312-slide block; The 341-connecting portion; The 4-circuit board; The 41-contact.

Embodiment

For reaching above-mentioned purpose and effect, the purpose that the utility model adopted, technical feature of structure with and effect, drawing now illustrates in detail that with regard to preferred embodiment of the present utility model its feature and function are as follows, in order to understanding fully.

See also Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, be respectively the three-dimensional exploded view and the side cutaway view of stereo appearance figure of the present utility model, three-dimensional exploded view, other direction, find out that by knowing among the figure push switch of the present utility model comprises insulating base frame 1, terminal group 2 and button 3, wherein:

This insulating base frame 1 comprises base portion 11 and enclosing cover 12, its base portion 11 1 sides offer the opening 101 that is communicated with inner accommodation space 10, and convex with two adjacent protruding rails 13 on the same side wall of accommodation space 10 inboards, and be formed with chute 14 between two protruding rails 13, and be provided with the inclined-plane 131 of gradually-reducing shape in two protruding rails, 13 adjacent apertures, 101 positions, on the wall of accommodation space 10 deep inside, convex with gag lever post 102 again, and enclosing cover 12 is fixed on the opening 101 for covering, and offers spacing axis hole 121 on the enclosing cover 12.

This terminal group 2 comprises two signal terminals 21 of relative formula, two signal terminals 21 are arranged at respectively in the accommodation space 10 of base portion 11 of insulating base frame 1, and be positioned at the position, both sides of two protruding rails 13, and in two signal terminal 21 the place aheads outwardly lateral buckling extend contact protuberance 211 adjacent to 131 both sides, inclined-plane of two protruding rails 13, then be respectively equipped with a plurality of pins 212 that pass outside the base portion 11 that exposes to insulating base frame 1 in the bottom of two signal terminals 21 again.

This button 3 has the pedestal 31 in the accommodation space 10 that is installed in insulating base frame 1, and pedestal 31 1 sides are extended with outer shaft-like by press button 32 of the spacing axis hole 121 that passes enclosing cover 12, relatively the side in addition by the pedestal 31 of press button 32 is provided with the reception hole 310 of taking in telescopic resilience body 33, and telescopic resilience body 33 in addition sides be to be nested with on the gag lever post 102 of accommodation space 10 inboards of insulating base frame 1, in pedestal 31 bottoms, be concaved with the stopper slot 311 of ccontaining breakover element 34 again, and breakover element 34 both sides are respectively equipped with two connecting portions 341 on the inclined-plane 131 that is positioned at two protruding rails 13, and two connecting portions 341 contact simultaneously on the contact protuberance 211 of two signal terminals, the 21 peak positions of terminal group 2.

Above-mentioned each member is when assembling, can utilize insulating base frame 1 plastic cement to coat and penetrate the one-body molded terminal group 2 that has, or by assembling mode with two signal terminal 21 intercalations of terminal group 2 in accommodation space 10, the telescopic resilience body 33 that is about to button 3 is inserted in the reception hole 310 afterwards, and breakover element 34 is contained in the stopper slot 311 of pedestal 31, hold the stopper slot of aiming in the accommodation space 10 102 sheathed by button 3 in addition with telescopic resilience body 33 again, and application of force pressurization is packed the pedestal 31 of button 3 in the accommodation space 10 into, promptly with 341 contrapositions of breakover element 34 both sides connecting portions on two protruding rails, 13 inclined-planes 131, and simultaneously on the contact protuberance 211 of two signal terminals 21 of contact terminal set 2, again enclosing cover 12 is contained on the opening 101 of base portion 11, make the corresponding set location division 15 in enclosing cover 12 and base portion 11 both sides do combination, for passing outside the spacing axis hole 121 of enclosing cover 12 of button 3, just by insulating base frame 1 by press button 32, terminal group 2 and button constitute the utility model push switch for 3 groups.

In addition, the location division 15 of enclosing cover 12 and base portion 11 both sides combinations, can utilize corresponding structure by mode combinations such as trip or rivet hots, its trip mode can convex with protruding button 151 in base portion 11 both sides, enclosing cover 12 both sides then form the side arm with catching groove 152 and fasten in conjunction with (as shown in Figure 2), and the material of enclosing cover 12 can be plastic cement or metal is made.

And terminal group 2 of the present utility model further is provided with location terminal 22, and the location terminal 22 respectively intercalation be positioned on the base portion 11 of insulating base frame 1, make two signal terminals 21 and location terminal 22 respectively be positioned angular position on the base portion 11, and location terminal 22 also is provided with and passes the pin 221 that exposes to outside the base portion 11, after the push switch assembling is finished, each pin 212 that promptly can expose, 221 penetrate in the corresponding perforate contact 41 of circuit board 4 (as shown in Figure 4), by assisting of location terminal 22, when the pin 212 of two signal terminals 21 of confession carries out weld job on circuit board 4, can be the triangle firm support and be positioned on the circuit board 4, and make things convenient for the effect of pin 212 welding.

And two signal terminal 21 bottoms of the relative formula of terminal group 2 and terminal 22 bottoms, location, respectively be provided with pin 212,221, and after each pin 212,221 is passed by the base portion 11 of insulating base frame 1 respectively again, can utilize penetration type (through hole) or in SMD LED surface-mount device LED modes such as (SMT), be incorporated on the preinstalled circuit plate 4, formation conducts.

See also Fig. 2, Fig. 4, shown in Figure 5, be three-dimensional exploded view of the present utility model, sectional axonometric drawing, side cutaway view when pushing, find out by knowing shown in the figure, push switch of the present utility model is for can be used in board, use on the structure such as server or door-plate, put in place as the detecting object, when reality is used, can be by pressing keys 3 press press button 32, the breakover element 34 that button 3 is driven in the stopper slot 311 is inner mobile towards the accommodation space 10 of base portion 11, and pedestal 31 bottom stopper slots 311 both sides are to extend set slide block 312 downwards to be spacing slip in the chute 14 of contraposition between two protruding rails 13, when inclined-plane 131 positions of breakover element 34 by protruding rail 13 continue after accommodation space 10 inner moving, the contact protuberance 211 that these breakover element 34 both sides connecting portions 341 can break away from two signal terminal 21 peak positions, when making both sides connecting portion 341 move to accommodation space 10 inside, can be resisted against on two protruding rails 13 and be hanging shape, and allow the electric conducting state formation of original two signal terminals 21 open circuit, outage, transmission signals no longer, button 3 is extruding telescopic resilience body 33 this moment, and when decontroling button 3, the rebound effect of then utilizing telescopic resilience body 33 ejects the pedestal 31 of button 3 outwardly, and pedestal 31 when ejecting to enclosing cover 12 for being a location, breakover element 34 then can be subjected to the slide block 312 spacing drives that stretch out pedestal 31 bottom stopper slots 311 and stopper slot 311 both sides downwards, make both sides connecting portion 341 reply 131 positions, inclined-plane in two protruding rail 13 the place aheads, promptly support once more on the contact protuberance 211 that touches two signal terminals 21, make the contact protuberance 211 of two signal terminals 21 be the electricity conflict by breakover element 34, form conducting state open in usual, transmitted for signal.

Therefore, the above only is preferred embodiment of the present utility model, non-so limit to claim of the present utility model, the utility model push switch also can be by user demand, and be designed to the off-position of normally closed type, and after pushing, present the moment step mode of electrical connection, for the accommodation space 10 with insulating base frame 1 supplies to take in terminal group 2, button 3, and will contact the position that protuberance 211 is arranged at accommodation space 10 deep inside by 2 two signal terminals 21 of terminal group, when two connecting portions 341 of the breakover element 34 after pushing are connected to contact protuberance 211, can be the mode that electrically contacts conducting, be able to the moment electrical connection and the effect of transmission signals, and after pushing the external force releasing, pedestal 31 is held by telescopic resilience body 33 to reset, and drive breakover element 34 breaks away from the protuberance 211 that contacts of two signal terminals 21 again, can reach the off-position of normally closed type, so can reach the structure of aforementioned effect such as, device is contained by the utility model all should, simple and easy modification of this kind and equivalent structure change, all should in like manner be contained in the claim of the present utility model, close and give Chen Ming.

So; the utility model is the design that is primarily aimed at push switch; for the accommodation space that utilizes insulating base frame supplies to take in terminal group; button; and with two relative formula signal terminals of terminal group; the contact protuberance that utilizes two signal terminal bendings to extend; supply the breakover element of the base bottom of button to electrically contact; form the normal open switch pattern; and be convexly equipped with two protruding rails on the insulating base frame accommodation space internal face; and two protruding rails form the inclined-plane of gradually-reducing shape in the adjacent apertures position; come the contact protuberance of corresponding two signal terminals bending peak position; can be connected with the contact protuberance of two signal terminals for the both sides connecting portion along with moving to the inclined-plane for breakover element; form stable electrically contacting and be main key protection point; and breakover element contacts with two between protuberance because of repeating contact; the action that disconnects; the wearing and tearing that produce; can't influence electro-contact effect to each other; be only to make push switch have the advantage of stable signal conduction open in usual; and the electro-contact effect that resets after pushing is good; and breakover element can be the spring or the sheet metal of conductivity effect; only; the above only is preferred embodiment of the present utility model; non-so promptly limit to claim of the present utility model; so the simple and easy modification and the equivalent structure that use the utility model specification and graphic content to do such as change; all should in like manner be contained in the claim of the present utility model, close and give Chen Ming.

In sum, the above-mentioned push switch of the utility model in use, for reaching its effect and purpose really, so the utility model really is the utility model of a practicality excellence, for meeting the application important document of novel patent, so file an application in accordance with the law, expect that examining committee grants accurate this case early, to ensure designer's arduous utility model, if an ancient unit of weight office examine committee have any check doubtful, the indication of please writing to us without sparing, settled the doing one's utmost of designer cooperates, and the true feeling moral is just.

Claims

1. a push switch comprises insulating base frame, terminal group and button, it is characterized in that,

2. push switch as claimed in claim 1, it is characterized in that, described insulating base frame includes the enclosing cover of plastic cement or metal material, this enclosing cover is fixed on the described opening for covering, be provided with the location division of corresponding combination in described enclosing cover and base portion both sides, described outer covering offers for the set shaft-like spacing axis hole that exposes that passes by press button of described button.

3. push switch as claimed in claim 2 is characterized in that, described location division is for convexing with protruding button in the base portion both sides, and described enclosing cover both sides form the side arm with catching groove and are sticked in protruding buckling.

4. push switch as claimed in claim 1 is characterized in that, is formed with chute between two protruding rails of described insulating base frame, slides in chute in contraposition for extending set slide block downwards in the both sides of the base bottom stopper slot of described button.

5. push switch as claimed in claim 1, it is characterized in that, described terminal group further is provided with the location terminal, and location terminal intercalation is positioned on the base portion of insulating base frame, described two signal terminals and location terminal respectively are positioned angular position on the base portion, and the location terminal is provided with to pass and exposes to the outer pin of base portion.

6. push switch as claimed in claim 1, it is characterized in that, described button is provided with the reception hole of taking in the telescopic resilience body in the relative side in addition by the pedestal of press button, and described telescopic resilience body side in addition is to be nested with on the gag lever post that is convexly equipped with in the accommodation space inboard of insulating base frame.

7. push switch as claimed in claim 1 is characterized in that, two connecting portions of the breakover element of described button contact simultaneously on the contact protuberance of two signal terminal peak positions of described terminal group.