TWI637419B - Push button with light function - Google Patents

Abstract

The invention relates to a push switch with a light-emitting function, which comprises a base body, a terminal set and a pressing component, wherein a hole for penetrating the outside is provided on one side of the inner space of the seat body, and a terminal is arranged in the receiving space. a pressing assembly is provided on the terminal group, and the pressing assembly has a pressing member for pressing to project light and passing through the through hole, and a conductive member is disposed between the pressing member and the terminal group, when the pressing member is pressed At the same time, the light is directly projected outward, so that the pressing member has both the function of light emitting and button, thereby reducing the manufacturing cost and reducing the volume of the whole switch without occupying too much space, thereby conforming to the electronic The design concept of light, thin, short and small electrical products.

Description

Push button with illuminating function

The invention provides a push switch with a light-emitting function, in particular, the pressing member of the pressing component has two functions of light-emitting and button, and when the pressing member is pressed, the power switch can be switched and the pressing member can be projected outward at the same time. Light is emitted, thereby achieving the purpose of reducing component cost and reducing volume.

According to the advent of the high-tech era, various electronic and electrical products are widely used in daily life and work, and improve the efficiency and convenience of life and work. In addition to indoor use, various electronic and electrical products are also available. Portable and time-limited, such as: notebook computers, multimedia audio and video players, personal digital assistants (PDAs), mobile phones, digital cameras, etc., are electronic and electrical products that can be carried and used with you. In order to make various electronic and electrical products more convenient to carry and use, the design of electronic and electrical products is also designed in the direction of light, thin, short and small, and the various components used in electronic and electrical products, Accessories, etc., are also reduced, lighter and thinner, in order to meet the small and easy to use mode of electronic and electrical products.

Among the components and accessories used in various electronic and electrical products, the push-type switch is also considered to be a relatively common component, such as a photo button used in a digital camera to form a two-stage push switch with a first press focus. Taking a photo with two presses Take the manipulation of the image, but the push-type switch currently used is assembled according to the traditional design method, the button is assembled inside the casing and the cover body, and the diode element is further installed in the button, and because the structure of various components is complicated, The molding volume is large, and the assembly process is quite time-consuming and labor-intensive. After being assembled into a push button switch, the push-button switches of high thickness and large volume are stacked, and the stroke of pressing is long during use, and the pressing is not easy. When the button switch is applied to general electronic and electrical products, it also takes up a large space on the substrate of the electronic and electrical products, so the electronic and electrical products must have sufficient space for storage. The push button switch will lead to the increase in the size of electronic and electrical products, and it will not meet the design requirements of light, thin, short and small electronic and electrical products.

Therefore, how to solve the above problems and shortcomings in the past is the direction for the relevant manufacturers engaged in this industry to research and improve.

Therefore, in view of the above-mentioned shortcomings, the inventors have collected relevant information, and through multi-party evaluation and consideration, and through years of experience in the industry, through continuous trial and modification, the invention of such a push switch with luminous function was designed. Patent holder.

The main purpose of the present invention is to form an accommodating space inside the pedestal, and a through hole penetrating the outside of the accommodating space, and a first terminal and a second terminal of the terminal group are disposed in the accommodating space. a plurality of third terminals further include a pressing component in the accommodating space, the pressing component has a pressing member for pressing to project light, and the pressing member has a substrate received in the accommodating space, and is provided on one side of the substrate At least one illuminating body of the light is projected, and the illuminating body is disposed on the substrate with a plurality of electrode pins electrically connected to the plurality of third terminals, and further formed on the substrate by the light transmissive material and covering the at least one illuminating Body and wear for the perforation The housing is further provided with at least one conductive element on the other side of the substrate. When the pressing member of the pressing member is pressed, at least one conductive element electrically connects the first terminal and the second terminal, and causes at least one light to be emitted. The body projects the light outwardly from the pressing housing, so that the pressing member of the pressing component has both the function of emitting light and the button, thereby reducing the manufacturing cost of the design of the additional button, opening the mold, and the like, and reducing the volume of the overall switch. It does not need to occupy too much space, so as to meet the design concept of light, thin, short and small electronic and electrical products.

The second object of the present invention is that the pressing member of the pressing component can electrically connect with the plurality of third terminals through the plurality of docking terminals of the terminal group, and when the illuminating body in the pressing member is damaged due to long-term use, only The pressing piece will be taken out and replaced, so as to improve the convenience of use and maintenance.

1‧‧‧ body

10‧‧‧ accommodating space

11‧‧‧Base

110‧‧‧Perforation

111‧‧‧Blocking Department

112‧‧‧Glossy buckle

12‧‧‧shims

120‧‧‧ accommodating holes

121‧‧‧through hole

13‧‧‧ Back cover

131‧‧‧ Sockets

132‧‧‧Insulation sheet

14‧‧‧Insulating sheet

141‧‧‧First diaphragm

1410‧‧‧First through hole

1411‧‧‧First opening

142‧‧‧second diaphragm

1421‧‧‧Second opening

1422‧‧‧Resistance Department

1423‧‧‧ Storage trough

1424‧‧‧Resist body

143‧‧‧ third diaphragm

1430‧‧‧Second through hole

1431‧‧‧3rd opening

144‧‧‧ fourth diaphragm

1440‧‧‧ third through hole

1441‧‧‧4th opening

2‧‧‧Terminal group

21‧‧‧First terminal

211‧‧‧ first contact

212‧‧‧First Welding Department

22‧‧‧second terminal

221‧‧‧Second contact

222‧‧‧Second welding department

23‧‧‧ Third terminal

231‧‧‧ Third contact

232‧‧‧ Third Welding Department

24‧‧‧ docking terminal

241‧‧‧Docking Department

242‧‧‧ Pins

3‧‧‧ Pressing components

31‧‧‧Pressing parts

311‧‧‧Substrate

3111‧‧‧Responsible Department

312‧‧‧Lights

3121‧‧‧electrode pins

313‧‧‧ Pressing the housing

32‧‧‧Conductive components

321‧‧‧Flexible convex

322‧‧‧Resistance tablets

4‧‧‧Shield housing

40‧‧‧Location space

41‧‧‧ hollow holes

411‧‧‧ buckle groove

42‧‧‧ positioning foot

5‧‧‧Circuit board

51‧‧‧Metal joints

52‧‧‧ jack

53‧‧‧ solder

The first figure is a three-dimensional appearance of the present invention.

The second figure is a perspective exploded view of the present invention.

The third figure is a perspective exploded view of another angle of the present invention.

The fourth figure is a three-dimensional appearance of the pressing member of the present invention.

Figure 5 is a side cross-sectional view of the present invention before pressing.

Figure 6 is a side cross-sectional view of the present invention after pressing.

Figure 7 is a perspective exploded view of another embodiment of the present invention.

Figure 8 is a perspective exploded view of another embodiment of the present invention.

The ninth diagram is a side cross-sectional view of the present invention.

In order to achieve the above objects and effects, the technical means, the structure, the method of the implementation, and the like, which are used in the present invention, are described in detail in the preferred embodiments of the present invention.

Please refer to the first, second, third and fourth figures, which are respectively the three-dimensional external view, the three-dimensional exploded view, the three-dimensional exploded view of the other angle and the three-dimensional external view of the pressing member, which can be clearly seen from the figure. The present invention includes a base 1, a terminal set 2, a pressing assembly 3, and a shielding case 4. Therefore, the main components and features of the present invention are as follows, wherein the base 1 includes a base 11 and a spacer 12. The rear cover 13 and the insulating sheet 14 are formed with an accommodating space 10 inside the pedestal 11, the shims 12 and the rear cover 13, and the front side of the accommodating space 10 is provided with a through hole 110 penetrating the outside toward the pedestal 11. The accommodating hole 120 is disposed in the accommodating space 10, and the first diaphragm 141 and the second diaphragm which are stacked on the insulating sheet 14 are sandwiched between the pedestal 11 and the spacer 12. 142 and the third diaphragm 143, and the first diaphragm 141 and the third diaphragm 143 are respectively disposed with the first through hole 1410 and the second through hole 1430 corresponding to the position of the receiving hole 120, and then the spacer 12 and the rear The fourth diaphragm 144 of the insulating sheet 14 is sandwiched between the cover 13 and the third diaphragm 144 is disposed with the third through hole 1440 corresponding to the receiving hole 120.

In addition, the two sidewalls of the through hole 110 of the base 11 are formed with a blocking portion 111, and the base 11 is provided with a buckle 112 at two sides of the through hole 110, and the surface of the spacer 12 is located in the receiving hole 120. A plurality of through holes 121 are formed in the periphery, and the back cover 13 is preferably a circuit board or a plastic board having a predetermined circuit wiring, and the surface of the back cover 13 is provided with a plurality of plugs corresponding to the plurality of through holes 121. The hole 131, the first diaphragm 141, the second diaphragm 142, the third diaphragm 143, and the fourth diaphragm 144 of the insulating sheet 14 A plurality of first openings 1411, second openings 1421, third openings 1431 and fourth openings 1441 are respectively formed in the surface corresponding to the plurality of through holes 121. In addition, the base 1 is rearward of the cover 13 The insulating sheet 132 is positioned and pasted.

The terminal group 2 includes a first terminal 21, a second terminal 22, and a plurality of third terminals 23 that are disposed in the rear cover 13, and a plurality of docking terminals 24 received in the accommodating space 10, wherein the first terminal The first terminal 21 is provided with a first contact portion 211 exposed on the surface of the rear cover 13, and the first terminal 21 is provided with a first soldering portion 212 exposed on the outer side of the rear cover 13, and the second terminal 22 is provided on the side of the second terminal 22 The second contact portion 221 is formed on the outer side of the first contact portion 211 and is formed on the outer side of the rear cover 13 on the other side of the second terminal 22, and the third terminal portion 23 is provided on the other side of the second terminal 22 The third contact portion 231 is disposed in the insertion hole 131 of the rear cover 13 , and the third end of each of the third terminals 23 is provided with a third soldering portion 232 exposed at the bottom side of the rear cover 13 , and the plurality of mating terminals 24 ends are respectively opposite inward and forwardly extending with a plurality of intersecting portions 241, and the other ends of the plurality of mating terminals 24 are respectively bent and extended for passing through the first opening 1411, the second opening 1421, and the third. The opening 1431, the through hole 121 and the fourth opening 1441 are inserted into the insertion hole 131 to form electrical contact with the third contact portion 231. The plurality of pins 242 are inserted.

The pressing member 31 is provided with a pressing member 31 and at least one conductive member 32. The pressing member 31 is provided for receiving light and is received in the accommodating space 10 of the base body 1. The pressing member 31 has a substrate 311 and The substrate 311 has a protruding resisting portion 3111 at the center of the rear surface of the substrate 311, and at least one illuminant 312 is disposed on the front surface of the substrate 311, and the illuminant 312 is disposed at opposite sides of the substrate 311 to extend to the rear side of the substrate 311 and respectively interface with the plurality The plurality of abutting portions 241 of the terminal 24 form a flat-shaped plurality of electrode pins 31 that are electrically contacted. 21, a pressing housing 313 for permeable to the through hole 110 of the base 11 and permeable to the substrate 311 is further disposed on the substrate 311, and the at least one conductive member 32 is received in the accommodating space 10 of the base 1. The conductive member 32 is disposed in the receiving hole 120 of the spacer 12, and the conductive member 32 has a convex elastic portion 321 for elastically resisting the resisting portion 3111 of the substrate 311, and is provided at least on the upper and lower sides of the elastic convex portion 321 A flat sheet and a pressing piece 322 which is normally pressed against the second contact portion 221 of the second terminal 22.

The shielding shell 4 is sleeved and positioned on the base body 1, the terminal block 2 and the pressing assembly 3, and a positioning space 40 is formed inside the shielding shell 4, and the front side of the positioning space 40 is provided with a lateral direction for the pressing member 31. The protruding hole 41 is extended, and the buckle groove 411 for the positioning of the buckle 112 of the base 11 is disposed at two sides of the hollow hole 41, and the shielding shell 4 is located at the rear side of the hollow hole 31. Foot 42.

The first terminal 21, the second terminal 22, the plurality of third terminals 23, and the plurality of docking terminals 24 of the terminal group 2 are preferably respectively formed by injection molding on the back cover by means of plastic insert Molding. 13 and the pedestal 11, but in practice, it is not limited thereto. It can also be combined with the back cover 13 and the pedestal 11 by means of mosaic injection molding or assembly according to actual needs or structural design.

Furthermore, the pressing member 31 of the pressing unit 3 and the at least one conductive member 32 are separated by the second diaphragm 142 of the insulating sheet 14; and the pressing member 31 can be a light emitting diode (LED) or Other light-emitting elements for emitting light, and the substrate 311 of the pressing member 31 may be a copper-based substrate, an aluminum-based substrate, a ceramic copper-clad substrate or other substrate 311 having a high thermal conductivity; and at least one of the pressing members 31 emits light. Body 312 is preferred It is a light-emitting diode of a light-emitting diode (LED), but in practical applications, it may be other high-power chips, a plurality of low-power chips or other light-emitting sources that emit light; in addition, the pressing housing 313 of the pressing member 31 It can be composed of epoxy resin and added to the substrate 311 by means of encapsulation. However, in practical applications, the pressing housing 313 can also be made of silicone or other light transmissive materials. The simple modifications and equivalent changes of the invention and the contents of the drawings are included in the scope of the patent of the present invention and are combined with Chen Ming.

Please refer to the fifth and sixth figures, which are respectively a side cross-sectional view before pressing and a side cross-sectional view after pressing, and it can be clearly seen from the figure that when the invention is assembled, it will be The base body 1 is positioned on the external circuit board 5, and the first soldering portion 212, the second contact portion 221, and the third contact portion 231 of the first terminal 21, the second terminal 22, and the plurality of third terminals 23 of the terminal group 2 are respectively respectively Adhering to the corresponding metal contacts 51 on the circuit board 5, and the positioning legs 42 at the two sides of the shielding case 4 respectively pass through the insertion holes 52 of the circuit board 5, and then adhered to the surface by the solder 53 respectively. The technology (SMT) or the through hole (Through Hole) welding method is used to form an electrical connection after the welding, so that the push switch of the present invention is actually positioned on the circuit board 5 to form a conduction, and the terminal group 2 is subjected to the pressing member of the pressing assembly 3. When the ejector action of 31 is not easy to occur, the situation of upward swaying, side swaying or structural damage is prevented, and the structure of the solder 53 on the circuit board 5 is effectively prevented from being damaged or peeled off, thereby achieving the effects of stable structure and good signal transmission.

When the present invention is used, it can be pressed against the pressing housing 313 of the pressing member 31 of the pressing member 3, and the resisting portion 3111 of the pressing member 31 on the side of the substrate 311 is pushed rearwardly against the elastic convex portion of the conductive member 32. The surface of one side of the 321 is elastically deformed, and the other side surface of the elastic convex portion 321 is in contact with the first contact portion 211 of the first terminal 21 . The first and second pressing portions 221 of the conductive member 32 are in contact with the second contact portion 221 of the second terminal 22 to form a normal contact, and the elastic protruding portion 321 and the two pressing members of the conductive member 32 can be used. The first contact portion 211 of the first terminal 21 and the second contact portion 221 of the second terminal 22 are electrically connected to each other.

When the first contact portion 211 of the first terminal 21 and the second contact portion 221 of the second terminal 22 are electrically connected, the plurality of third terminals 23 of the terminal group 2 are turned on by the plurality of docking terminals 24. The signal is transmitted to the pressing member 31 of the pressing member 3 such that at least one of the illuminants 312 of the pressing member 31 projects outwardly toward the pressing housing 313, however, when the pressing force is applied to the surface of the pressing housing 313 of the pressing member 31 After the force, the elastic convex portion 321 of the conductive member 32 returns to the original position through the elastic restoring force to be separated from the first contact portion 211 of the first terminal 21, thereby completing one press to drive the pressing member 31. The use of the present invention can be accomplished by the act of illuminating and allowing the user to press the push switch to close by pressing the push button 31 again.

In addition, in the process of pressing the pressing member 31 of the pressing unit 3, since the conductive member 32 is elastically deformed in the receiving hole 120 of the spacer 12, the spacer 12 can be used to prevent the conductive member 32 from being pushed. The loosening or the detachment occurs, and the effect that the elastic convex portion 321 of the conductive member 32 elastically abuts against the pressing member 31 and the stability when the pressing member 31 is pressed as a whole are ensured.

Please refer to the seventh, eighth and ninth figures, which are respectively an exploded perspective view of another embodiment of the present invention, and another perspective view and a side cross-sectional view of another embodiment, which can be clearly seen from the figure. The substrate 311 of the pressing member 31 of the present invention can omit the resisting portion 3111, and the surface of the second diaphragm 142 of the insulating sheet 14 is convexly disposed toward the pressing member 31. The pressing portion 1422 has a receiving groove 1423 formed on the other side surface of the pressing portion 1422, and the elastic pressing body 1424 is accommodated in the receiving groove 1423. When the pressing member 31 is pressed, the substrate 311 of the pressing member 31 is The pressure is applied to the surface of the pressing portion 1422 of the second diaphragm 142, and the second diaphragm 142 is coupled to the pressing body 1424 to press against the elastic protrusion 321 of the conductive member 32, and the pressing body 1424 can be used. After being pressed, the self-contained compression deformation phenomenon is first generated, and then pressed onto the conductive member 32, thereby achieving the effect of effectively extending the stroke during use and having a better operational feel.

The present invention has the following advantages:

(1) The pressing member 31 of the pressing unit 3 can directly emit light, and the pressing switch 31 can be used to perform the switching operation of the power switch, thereby causing the pressing member 31 to have both the function of emitting light and the button, thereby reducing The additional design of the button, mold opening and other manufacturing costs, and can reduce the size of the overall switch, without taking up too much space, and thus meet the design concept of light, thin, short and small electronic and electrical products.

(2) The pressing member 31 of the pressing unit 3 is electrically connected to the plurality of third terminals 23 by the plurality of mating terminals 24 of the terminal group 2, and when the illuminating body 312 in the pressing member 31 is damaged due to long-term use, It is only necessary to detach the shield case 4 and the base 11 of the base body 1 to directly remove and replace the pressing member 31 without performing the desoldering operation on the plurality of third terminals 23, so as to have an effect of easy replacement. Improve the convenience of use and maintenance.

The above detailed description is intended to be illustrative of a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and other equivalents and modifications may be made without departing from the spirit of the invention. Changes are intended to be included in the scope of the patents covered by the present invention.

In summary, when the push switch with the light-emitting function of the present invention can achieve its efficacy and purpose when used, the present invention is an invention with excellent practicability, and is an application for conforming to the invention patent, and submits an application according to law. I hope that the trial committee will grant this case as soon as possible to protect the inventor's hard work. If there is any doubt in the trial committee, please do not hesitate to give instructions, the inventor will try his best to cooperate and feel polite.

Claims (9)

A push switch with a light-emitting function includes a seat body, a terminal set and a pressing component, wherein: the seat body has an accommodation space formed therein, and a through hole penetrating the outside is provided on one side of the accommodation space; the terminal group Positioned in the accommodating space of the base; the pressing component is a pressing member for pressing to project light, and the pressing member is provided with a substrate received in the accommodating space, and is disposed on one side of the substrate At least one illuminator for projecting light, wherein the illuminator is disposed on the substrate with a plurality of electrode pins electrically connected to the terminal group, and then formed on the substrate by a light-transmitting material and covered And at least one conductive member disposed on the other side of the substrate of the pressing member, and the pressing member of the pressing member is pressed when the pressing member is pressed The at least one conductive element electrically conducts the terminal group such that the at least one illuminator projects light outward toward the pressing housing. The push switch with a light-emitting function according to claim 1, wherein the base body comprises a base, a gasket, a back cover and an insulating sheet, and is formed inside the base, the gasket and the back cover. The accommodating space is provided, and the front side of the accommodating space is provided with the through hole passing through the outside and passing through the pressing housing, and the accommodating space is disposed at the center of the shims for the at least one The conductive component is disposed to receive the positioning hole, and the surface of the gasket is disposed with a plurality of through holes around the receiving hole, and the back cover surface is provided with a plurality of insertion holes corresponding to the plurality of through holes. The terminal group includes a first terminal, a second terminal, and a plurality of third terminals, and the first terminal side is provided with a first contact portion exposed on the surface of the back cover, and the first terminal a first soldering portion is disposed on an outer side of the rear cover, and a second contact portion is disposed on a side of the second terminal and is disposed on the other side of the second terminal. a second soldering portion on the outer side of the back cover, and one end of the plurality of third terminals is respectively provided with a third contact portion in the insertion hole of the back cover, and the other end of each of the third terminals is provided to be exposed a third welded portion at the bottom side of the back cover. The push switch of the light-emitting function according to the second aspect of the invention, wherein the bottom of the substrate of the pressing member has a convex abutting portion, and the conductive member has the arching for elastically resisting the resisting portion. And an elastic pressing portion, and at least one flat piece on the outer side of the elastic convex portion is formed in a flat shape and is in electrical contact with the second terminal. The push switch with a light-emitting function according to the second aspect of the invention, wherein the first film, the second film and the third layer of the insulating sheet are stacked between the base and the gasket. a diaphragm, wherein the second diaphragm is disposed between the pressing member and the conductive member, and the first diaphragm and the third diaphragm respectively pass through the first through hole corresponding to the position of the receiving hole And a second through hole, and the fourth diaphragm of the insulating sheet body is sandwiched between the spacer and the rear cover, and the fourth diaphragm is provided with a third corresponding to the position of the receiving hole The through hole, and the first diaphragm, the second diaphragm, the third diaphragm and the fourth diaphragm surface of the insulating sheet respectively are respectively provided with a plurality of first openings corresponding to the plurality of through holes a second opening, a third opening, and a fourth opening, wherein the terminal group and the plurality of electrode pins of the pressing member are connected with a plurality of mating terminals, and the plurality of mating terminals are respectively extended inwardly and forwardly a plurality of mating portions that are in electrical contact with the plurality of electrode pins, and the other ends of the plurality of mating terminals are respectively bent and extended for Passing through the first opening, the second opening, the third opening, the through hole and the fourth opening, and inserting into the insertion hole to form a plurality of electrical contacts with the third contact portion Insert Pin. The push switch with a light-emitting function according to the fourth aspect of the invention, wherein the second diaphragm surface of the insulating sheet body is provided with a pressing portion protruding toward the pressing member and being pressed against the side surface of the substrate. The other side of the pressing portion is formed with a receiving groove, and the receiving groove houses a pressing body that can be pressed against the conductive element. The push switch with the light-emitting function according to the second aspect of the patent application, wherein the back of the back cover of the seat body is positioned with an insulating sheet. The push switch according to claim 1, wherein the two side wall surfaces of the through hole are formed with a blocking portion for blocking at two sides of the substrate. The push switch with the illuminating function according to the first aspect of the invention, wherein the seat body is located at two sides of the through hole, and is provided with a buckle, and the seat body, the terminal set and the cover assembly are shielded and positioned. a housing, and a positioning space for the seat body, the terminal group and the pressing component to be inserted therein, and a hollow hole for laterally extending the pressing member at a side of the positioning space, And a plurality of buckles for positioning the plurality of convex buckles are disposed on the two sides of the hollow hole, and the shielding shell is disposed at two sides of the rear side of the hollow hole. The push switch with a light-emitting function according to claim 1, wherein the plurality of electrode pins of the light-emitting body of the pressing member extend to a rear side of the substrate and are flat.