TWM573068U - Pushbutton - Google Patents

Abstract

The present invention relates to a push switch, which provides a body having a receiving slot and a terminal slot, and fixing a terminal set to the bottom of the base. The terminal set includes at least two first contacts and a first The two contact portions expose the two first contact portions and the second contact portion in the terminal slot, and a conductive elastic piece is continuously disposed in the terminal slot, and the conductive elastic piece and the two first contact portions are kept electrically Sexual contact, and a protective elastic piece is disposed in the accommodating groove. The protective elastic piece forms a closed state of the terminal groove to form a sealed state, and the terminal group located under the terminal groove can be tightly protected to achieve the creation. The push switch has excellent waterproof and dustproof functions.

Description

Push switch

The present invention provides a push switch, in particular, a protective elastic piece is disposed outside the terminal group of the push switch, and the terminal set can be made into a cover to form a sealed state, so as to achieve an excellent waterproof and dustproof structure.

The development of electronic products has been the basic condition for compactness and refinement. For example, the design of the LCD screen with a narrow orientation is one of them. The knobs and buttons that will damage the aesthetics of electronic products should be placed as far as possible without damaging the outline of the electronic products. Do whatever you can to hide it, and try to make it small and beautiful if you can't hide it. The micro switch (or push switch) is the product that is born under the above conditions. The small mechanical switch structure is used to generate the ON/OFF electronic signal. Because of its small size, it is easy to design in any corner of the electronic product. The aesthetic standard, so the micro switch has been widely used in many small electronic and electrical products.

The advantages of the push switch are as described in the previous paragraph, so the application is very extensive. The structural design is mostly provided with a receiving slot on the body, and the plurality of terminals having the retracting contact portion are disposed in the receiving slot, and a The conductive elastic piece is also disposed in the accommodating groove, and the conductive elastic piece has a embossed pressing portion at the center thereof, and an abutting portion of the contact portion contacting the terminal is disposed around the conductive elastic piece so that the conductive elastic piece and the terminal are in contact with each other. A two-point contact is formed, and a pressing member is disposed above the conductive elastic piece, and a cover plate coupled to the base body is disposed above the pressing member. When the switch is pressed, the force is applied The conductive elastic piece is pressed downward by the pressing member, so that the other contact portion of the conductive elastic piece is electrically connected to the other terminal as a switch. However, the above structure design still has disadvantages in use. For example, the push switch lacks a waterproof design, so it is highly susceptible to corrosion of metal parts caused by splashing water and moisture, thereby causing metal parts to break or rust to contact the circuit contacts to form a short circuit, or The failure of dust or fines entering the electrical connection between the barrier metal parts causes the shortening of the service life of the push switch, and how to avoid the aforementioned problems is to be solved by those in the industry.

Therefore, in view of the above-mentioned problems and deficiencies, the creators have collected relevant information, evaluated and considered through various parties, and accumulated many years of experience in the industry, through continuous trial and modification, to form a waterproof and dustproof structure. switch.

The main purpose of the present invention is to provide a body having a receiving slot and a terminal slot for fixing a terminal set to the bottom of the base. The terminal set includes at least two first contact portions and a second contact portion. The two first contact portions and the second contact portion are exposed in the terminal slot, and a conductive elastic piece is continuously disposed in the terminal slot, and the conductive elastic piece is kept in electrical contact with the two first contact portions, and A protective elastic piece is disposed at the bottom of the accommodating groove, and the protective elastic piece forms a cover state of the terminal groove to form a sealed state, and the terminal group located under the terminal groove can be tightly protected to achieve the pole of the present pressing switch. Excellent waterproof and dustproof function.

The secondary purpose of the present invention is that each of the two sides of the cover body has a latching portion extending downwardly, and the two sides of the cover body do not extend downwardly to form a resisting side, and the base body corresponds to the cover body. The two engaging portions are provided with a plurality of engaging walls, wherein the engaging walls are configured to clamp the two sides of the two engaging portions of the cover body to form a fixed state, and the two resisting sides of the cover body abut the same The base body has two corresponding retaining edges to form a fixed structure of the cover body and the base body.

1‧‧‧ body

10‧‧‧ accommodating slots

11‧‧‧Terminal slot

12‧‧‧ positioning slot

13‧‧‧Card wall

14‧‧‧Resistance

2‧‧‧Terminal group

21‧‧‧First terminal

211‧‧‧ first contact

212‧‧‧First Welding Department

22‧‧‧second terminal

221‧‧‧Second contact

2211‧‧‧ chip flute

222‧‧‧Second welding department

3‧‧‧Electrical shrapnel

31‧‧‧Reciprocating Department

32‧‧‧Apartment

4‧‧‧Protection shrapnel

5‧‧‧ buttons

51‧‧‧ base

52‧‧‧ Pressing Department

53‧‧‧Resistance Department

6‧‧‧ Cover

60‧‧‧through hole

61‧‧‧Clock Department

62‧‧‧Resistance side

The first figure is a three-dimensional appearance structure diagram of the creative push switch.

The second figure is a three-dimensional exploded structure diagram of the creation press switch.

The third figure is another perspective exploded structural view of the creative push switch.

The fourth figure is a structural diagram of the embossing of the surface of the creation terminal group.

The fifth figure is a side cross-sectional structural view of the creative push switch.

The sixth figure is another side cross-sectional structural view of the creative push switch.

In order to achieve the above objectives and effects, the technical means used in the creation, its construction, the method of implementation, etc., are described in detail in the preferred embodiment of the present invention, and the features and functions are as follows.

Please refer to the first to sixth figures, which are the three-dimensional external structure diagram of the creative push switch, the three-dimensional exploded structure diagram of the push switch, another three-dimensional exploded structure diagram of the push switch, and the grid surface of the terminal group. The structure diagram of the flower, the side cross-sectional structure diagram of the push switch, and the other side cross-sectional structure diagram of the push switch can be clearly seen from the figure. The creation push switch mainly includes: the seat body 1, the terminal group 2 The conductive elastic piece 3, the protective elastic piece 4, the button 5, and the cover body 6 are described in detail as follows: the seat body 1 is recessed with a receiving groove 10, and the bottom of the receiving groove 10 has a terminal slot 11 therein. The bottom side of the base body 1 has a positioning groove 12.

The terminal group 2 includes a first terminal 21 and a second terminal 22. The first terminal 21 has at least two first contact portions 211 and two first solder portions 212. The second terminal 22 has a second contact portion 221 and two second soldering portions 222. The first terminal 21 and the second terminal 22 are assembled in the positioning slot 12 of the base body 1 to make the two first soldering portions. The portion 212 and the second soldering portion 222 are fastened to the outer side walls of the base 1 , and the first contact portion 211 and the second contact portion 221 are exposed in the terminal slot 11 , and the second terminal 22 is The second contact portion 221 is disposed between the two first contact portions 211 of the first terminal 21 . Those skilled in the art can manufacture the first and second terminals (21, 22) and the body 1 by an insert molding technique.

The upper surface of the second contact portion 221 of the second terminal 22 is provided with a "cross" type chip flute 2211 for removing the conductive elastic piece 3 from the second contact portion 221 multiple times. The metal or other material debris generated after the friction is touched to maintain a good electrical connection between the conductive elastic piece 3 and the second contact portion 221 .

Referring to the fourth figure, the upper surface of the first terminal 21 and the second terminal 22 are further provided with a lattice embossing structure, the lattice embossing structure is disposed on the two first soldering portions 212 and the second When the soldering portion 222 is soldered, the blocking flux penetrates into the upper surface of the first terminal 21 and the second terminal 22.

The conductive elastic piece 3 includes a reciprocating portion 31 and a peripheral abutting portion 32 at the center, and is received in the terminal slot 11 of the base body 1. The abutting portion 32 of the conductive elastic piece 3 and the first terminal The first contact portion 211 of the 21 forms at least two-point contact, and generates a normal electrical connection with the first terminal, and the person skilled in the art may also use the abutting portion 32 of the conductive elastic piece 3 with The first contact portion 211 of the first terminal 21 forms four points, six points or other multi-point contacts, which is also the protection scope of the present invention.

The protective elastic piece 4 is disposed in the accommodating groove 10 of the base body 1. The protective elastic piece 4 is made of a waterproof or dustproof plastic or rubber material.

The button 5 includes a base portion 51. A pressing portion 52 is formed on the base portion 51, and a pressing portion 53 is formed under the base portion 51. The button 5 is disposed in the receiving slot 10 of the base body 1 and The pressing portion 53 is abutted against the upper surface of the protective elastic piece 4. When the button 5 is moved downward by the pressing force, the protective elastic piece 4 is also moved downward by the stress, and the reciprocating portion 31 of the conductive elastic piece 3 receives the The pressing portion 53 of the button 5 and the protective elastic piece 4 are downwardly pressed to move downward, and the reciprocating portion 31 is electrically connected to the second contact portion 221 of the second terminal 22, and the conductive elastic piece 3 and the The first terminal 21 is normally electrically connected, so that the first terminal 21 and the second terminal 22 are electrically connected through the conductive elastic piece 3, so that a contact of a circuit board (not shown) is generated. /OFF electronic signal.

The cover body 6 has a through hole 60 at the center thereof. The through hole 60 is received by the pressing portion 52 of the button 5, and the cover body 6 is covered and assembled on the seat body 1. An engaging portion 61 is defined on each of the two sides of the cover body 6. The two sides of the cover body 6 are formed with a resisting side 62, and the base body 1 corresponds to the cover body 6. The two engaging portions 61 are provided with a plurality of engaging walls 13 for clamping the two sides of the two engaging portions 61 of the cover body 6 to form a fixed state, and the two of the cover bodies 6 are The abutting side 62 abuts against the two abutting edges 14 of the seat body 1 to form a fixed structure of the cover body 6 and the seat body 1 .

When the push switch of the present invention is to be assembled, the first terminal 21 and the second terminal 22 are first assembled in the positioning slot 12 of the base 1 to make the two first soldering portions 212 and the second The soldering portion 222 is fastened to the outer side wall of the base 1 and the first contact portion 211 and the second contact portion 221 are exposed in the terminal slot 11 . The electric elastic piece 3 is placed in the terminal slot 11 of the base body 1 to keep the conductive elastic piece 3 in electrical contact with the two first contact portions 211, and the protective elastic piece 4 is disposed at the bottom of the receiving groove 10. The protective elastic piece 4 is formed in a closed state by the terminal slot 11 as a cover, and the terminal group 2 located under the terminal slot 11 is tightly protected, and the button 5 is disposed in the receiving slot 10 of the base body 1. And the pressing portion 53 is abutted against the upper surface of the protective elastic piece 4, the cover body 6 is covered and assembled on the seat body 1, and the engaging portion 61 of the cover body 6 is engaged with the seat body 1. The engaging wall 13 is formed in a fixed state, and the two resisting sides 62 of the cover 6 abut against the two abutting edges 14 of the base 1 to form a fixed structure of the cover 6 and the base 1 The assembly of the push switch is completed.

According to the disclosure of the first to sixth figures, it can be understood that the push switch of the present invention mainly provides a body, the base has a receiving slot and a terminal slot, and a terminal set is fixed to the bottom of the base. The terminal group includes at least two first contact portions and a second contact portion, so that the two first contact portions and the second contact portion are exposed in the terminal slot, and a conductive elastic piece is continuously disposed in the terminal slot, and The conductive elastic piece is electrically connected to the two first contact portions, and a protective elastic piece is disposed at the bottom of the receiving groove. The protective elastic piece forms a closed state of the terminal groove, and can be located under the terminal groove. The terminal group is tightly protected to achieve the excellent waterproof and dustproof function of the push switch of the present invention, and is highly competitive in the market of precision switches, so a patent application is filed to seek patent protection.

Therefore, this design is mainly for the design of the push switch, which is a lack of waterproof design of the conventional push switch, which is susceptible to corrosion of metal parts caused by splashing water and moisture, thereby causing the metal parts to break or the rust contact with the circuit contacts to form a short circuit. The problem of shortening the service life of the push switch is to set a protective elastic piece outside the terminal group of the push switch, and the terminal group can be made one. The cover is formed into a sealed state to achieve an excellent waterproof and dustproof structure. However, the above description is only a preferred embodiment of the present invention, and thus the scope of the patent is not limited thereby. And the simple modifications and equivalent structural changes of the contents of the drawings shall be included in the scope of the patent of this creation and shall be combined with Chen Ming.

In summary, the above-mentioned push switch is actually implemented and implemented, so that it can achieve its efficacy and purpose. Therefore, this creation is a practical and excellent research and development, in order to meet the application requirements of the new patent, and apply in accordance with the law. I hope that the trial committee will grant this case as soon as possible to protect the creators' hard work in R&D and creation. If there is any doubt in the trial committee, please do not hesitate to give instructions, the creators will try their best to cooperate and feel good.

Claims (7)

A pressing switch includes: a body having a receiving groove recessed therein, a receiving groove at the bottom of the receiving groove, and a positioning groove on a bottom side of the base; a terminal set including a first terminal and a a second terminal having at least two first contact portions and two first soldering portions, the second terminal having a second contact portion and two second soldering portions, the first terminal and the second terminal assembly In the positioning groove of the base body, the two first welding portions and the second welding portion are fastened to the two outer side walls of the seat body, and the first contact portion and the second contact portion are exposed In the terminal slot, a conductive elastic piece includes a reciprocating portion at one of the center and an abutting portion of the peripheral edge, and is received in the terminal slot of the base body, the abutting portion of the conductive elastic piece and the first terminal The first contact portion forms at least two points of contact; a protective elastic piece is disposed in the receiving groove of the base body; a button includes a base portion, a pressing portion is formed above the base portion, and a bottom portion is formed under the base portion a pressing portion, the button is disposed in the receiving groove of the seat body, The pressing portion is abutted against the upper surface of the protective elastic piece; and a cover body has a through hole at a center thereof, the through hole is received by the pressing portion of the button, and the cover system is covered and assembled Above the block. The push switch of claim 1, wherein the two sides of the cover body each extend downwardly with a latching portion, and the two sides of the cover body do not extend downwardly form a resisting side, and the seat a plurality of engaging walls are disposed at the two engaging portions of the body, and the engaging walls are configured to clamp the two sides of the two engaging portions of the cover to form a fixed state, and the two of the covers are Resisting side Resisting the two abutting edges of the seat body to form a fixed structure of the cover body and the seat body. The push switch of claim 1, wherein the second contact portion of the second terminal is disposed between the two first contact portions of the first terminal. The push switch of claim 1, wherein an upper surface of the second contact portion of the second terminal is provided with a cross type chip flute for removing the conductive elastic piece and the second The contact portion repeatedly touches and rubs metal or other material scraps to maintain a good electrical connection between the conductive elastic piece and the second contact portion. The push switch according to claim 1, wherein the protective shrapnel is made of a waterproof or dustproof plastic or rubber material. The push switch according to claim 1, wherein the first terminal and the upper surface of the second terminal are further provided with a lattice embossing structure, the lattice embossing structure is disposed on the two first welding portions and the When the second soldering portion is soldered, the barrier flux penetrates into the upper surface of the first terminal and the second terminal. The push switch according to claim 1, wherein the first and second terminals and the seat system are manufactured by a one-shot molding technique.