CN216597378U

CN216597378U - Switch with a switch body

Info

Publication number: CN216597378U
Application number: CN202122740309.2U
Authority: CN
Inventors: 赵俊
Original assignee: Fuyu Electronic Technology Huaian Co Ltd; Foxconn Interconnect Technology Ltd
Current assignee: Fuyu Electronic Technology Huaian Co Ltd; Foxconn Interconnect Technology Ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-05-24
Anticipated expiration: 2031-11-10

Abstract

A switch comprises an insulating body, a fixed terminal, a metal restoring piece and an operating piece, wherein the fixed terminal is formed in the insulating body in an injection molding mode, the metal restoring piece and the operating piece are assembled in the insulating body, the fixed terminal comprises a first fixed terminal and a second fixed terminal, the first fixed terminal and the second fixed terminal respectively comprise a first contact part and a second contact part, the metal restoring piece comprises a fixing arm fixed on the insulating body, an elastic arm formed by extending from the fixing arm and used for compressing the operating piece, and a contact arm formed by extending from the elastic arm, the contact arm comprises a first contact arm which is not contacted with the first contact part under a normal state and a second contact arm which is contacted with the second contact part under the normal state, and when the operating piece compresses the elastic arm downwards, the first contact arm moves downwards and keeps contacted with the first contact part, and the second contact arm moves downwards to realize contact with the second contact part. The switch has simple structure and low manufacturing cost.

Description

Switch with a switch body

[ technical field ] A

The present disclosure relates to switches, and particularly to a touch switch.

[ background ] A method for producing a semiconductor device

Chinese utility model patent No. CN201204145Y discloses a switch, which comprises an insulating body, a first and a second fixed terminals in the insulating body, a return member assembled in the insulating body, a movable terminal and an operating member for pivot operation. The restoring piece supports the operating piece upwards, and the movable terminal is fixedly held on the operating piece and can move with the operating piece in a pivoting mode. The first fixed terminal has a first contact portion, the second fixed terminal has a second contact portion, the movable terminal has a first leg portion normally not in contact with the first contact portion and a second leg portion normally in contact with the second contact portion, and when the operating member is pivotally operated, the first leg portion moves downward and maintains contact with the first contact portion while the second leg portion moves downward to make contact with the second contact portion. However, the switch has a large number of components, which increases the manufacturing cost, and the extending direction of the pin of the movable terminal easily causes the pin to be damaged.

Accordingly, there is a need for an improved switch that overcomes the above-mentioned deficiencies.

[ Utility model ] content

The utility model aims to provide a switch which is simple in structure and low in manufacturing cost.

The purpose of the utility model is realized by the following technical scheme: a switch comprises an insulating body, a fixed terminal injection-molded in the insulating body, a metal restoring piece and an operating piece assembled in the insulating body, the fixed terminal includes a first fixed terminal and a second fixed terminal, the first fixed terminal includes a first contact portion, the second fixed terminal comprises a second contact part, the metal restoring piece comprises a holding arm held on the insulating body, an elastic arm formed by extending from the holding arm and used for compressing the operating piece, and a contact arm formed by extending from the elastic arm, the contact arms include a first contact arm which is not in contact with the first contact portion normally and a second contact arm which is in contact with the second contact portion normally, when the operating piece compresses the elastic arm downwards, the second contact arm moves downwards and keeps in contact with the second contact part, and the first contact arm moves downwards to realize contact with the first contact part.

Furthermore, the operating part is provided with a rotating part which is pivotally connected to the insulating body and an operating part which extends out of the insulating body and is used for pressing operation, and the rotating part compresses the elastic arm downwards.

Furthermore, the insulating body comprises a rear wall, a top wall, a bottom wall and a pair of side walls arranged on the left side and the right side, the rear wall, the top wall, the bottom wall and the pair of side walls are arranged in a surrounding mode to form an accommodating cavity, and the first contact part and the second contact part are formed in the rear wall in an injection molding mode and exposed in the accommodating cavity.

Furthermore, the first contact portion and the second contact portion are arranged at a left-right interval, the metal restoring piece is contained in the containing cavity, one end of the fixing arm is upwards folded to form the elastic arm which is arranged at a vertical interval with the fixing arm, and the rear side of the elastic arm in the width direction upwards extends to form the first contact arm and the second contact arm which are arranged at a left-right interval.

Furthermore, a positioning block adjacent to the bottom wall is formed in the rear wall in a protruding mode towards the containing cavity, and the fixing arm is arranged in a gap formed by the positioning block and the bottom wall.

Furthermore, the lower part of the rear end of the positioning block is connected with the bottom wall to form a first limiting block, the bottom wall protrudes upwards to form a second limiting block positioned on the right side of the first limiting block, the fixing arm is flat and comprises a first section part and a second section part, the first section part is vertically clamped in the gap, the second section part is integrally connected to the rear side of the right side of the first section part and is widened, and the left side and the right side of the second section part are clamped between the first limiting block and the second limiting block.

Further, the switch still includes the lid, the lid cover in insulator with the preceding terminal surface that the back wall set up relatively is in order to cover accept the chamber, insulator protruding is equipped with the pivot, be equipped with on the operating parts with pivot complex perforation, be equipped with on the lid with pivot complex recess.

Furthermore, the operating part is provided with a rotating part which is pivotally connected to the insulating body and protrudes into the accommodating cavity, and an operating part which extends out of the insulating body and is used for pressing operation, and the through hole is formed in the rotating part.

Further, the first contact portion and the second contact portion are located on the same plane and are spaced from each other, and the extending direction of the first contact arm and the second contact arm is opposite to the moving direction of the first contact arm and the second contact arm when the elastic arm is compressed downwards by the operating piece.

Furthermore, the insulating body is provided with an accommodating cavity, the metal restoring piece is accommodated in the accommodating cavity, the first contact portion and the second contact portion are exposed in the accommodating cavity, the switch further comprises a cover body covering the accommodating cavity, and the cover body is in buckle fit with the insulating body.

Compared with the prior art, in the switch, the metal restoring piece not only provides elastic support for the operating piece, but also can be used as a movable terminal to communicate the first contact part and the second contact part of the first fixed terminal and the second fixed terminal.

[ description of the drawings ]

Fig. 1 is a perspective view of the switch of the present invention.

Fig. 2 is a perspective view of fig. 1 from another perspective.

Fig. 3 is an exploded view of the switch of the present invention.

Fig. 4 is an exploded view from another perspective of fig. 3.

Fig. 5 is a partially exploded view of the switch of the present invention.

FIG. 6 is a schematic view of the operating member of the switch of the present invention without the metal return depressed.

FIG. 7 is a schematic view of the operating member of the switch of the present invention depressing the metal return.

The following detailed description will further illustrate the utility model in conjunction with the above-described figures.

[ detailed description ] embodiments

Referring to fig. 1 to 5, a switch 100 of the present invention includes an insulating body 1, a fixed terminal 2 injection-molded in the insulating body 1, a metal restoring member 3 assembled in the insulating body 1, an operating member 4, and a cover 5.

The insulation body 1 comprises a rear wall 11, a top wall 12, a bottom wall 13 connected with the top wall 12 and a pair of side walls 14, the insulation body 1 is recessed from a front end face 15 opposite to the rear wall 11 to form an accommodating cavity 16, the accommodating cavity 16 is formed by surrounding the rear wall 11, the top wall 12, the bottom wall 13 and the pair of side walls 14, and the cover body 5 covers the front end face 15 of the insulation body 1 to shield the accommodating cavity 16. The rear wall 11 of the insulating body 1 protrudes into the accommodating cavity 16 to form a positioning block 111, and the positioning block 111 is adjacent to the bottom wall 13 and forms a gap 112 between itself and the bottom wall 13 for holding the metal recovery part 3. The upper right corner of the accommodating cavity 16 of the insulating body 1 is provided with an opening, and is correspondingly provided with a pivot 17 formed by protruding forwards, the operating part 4 is provided with a through hole 40 matched with the pivot 17, the cover body 5 is provided with a groove 50 matched with the pivot 17, preferably, the groove 50 penetrates through the front plate surface and the rear plate surface of the cover body 5, and the pivot 17 sequentially penetrates through the through hole 40 and the groove 50 so that the operating part 4 can pivot relative to the insulating body 1. The cover 5 is snap-fitted to the insulating body 1, specifically, the top wall 12, the bottom wall 13 and the side wall 14 of the insulating body 1 protrude to form a protrusion 18, and the cover 5 is provided with a snap-fit portion 51 having a snap-fit hole 510 and snap-fitted to the protrusion 18.

The fixed terminal 2 includes a first fixed terminal 21 and a second fixed terminal 22, the first fixed terminal 21 includes a first body 210, a first contact portion 211 bent and extended downward from one end of the first body 210, a first bent portion 212 connected to the other end of the first body 210 and bent and extended, and a first connection portion 213 extended from the first bent portion 212 and connected to an external circuit, the first contact portion 211 and the first body 210 are located on the same plane, and the first connection portion 213 is not located on the same plane as the first body 210. The second fixed terminal 22 includes a second main body 220, a second contact portion 221 bent and extended upward from one end of the second main body 220, a second bent portion 222 bent and extended from the other end of the second main body 220, and a second connection portion 223 extended from the second bent portion 222 and connected to an external circuit, wherein the second contact portion 221 and the second main body 220 are located on the same plane, and the second connection portion 223 and the second main body 220 are not located on the same plane. The first and

second body portions

210, 220 are disposed up and down and located on the same plane, and the first and

second contact portions

211, 221 extend downward and upward from the first and

second body portions

210, 220, respectively, to form complementary structures.

The first contact portion 211 of the first fixed terminal 21 and the second contact portion 221 of the second fixed terminal 22 are injection molded on the rear wall 11 of the insulating housing 1 and exposed to the receiving cavity 16, and the first contact portion 211 and the second contact portion 221 are located on the same plane and spaced from each other. The metal restoring member 3 includes a holding arm 31 received and held in the insulating housing 1, an elastic arm 32 extended from the holding arm 31 and formed for compressing the operating element 4, and a contact arm 33 extended from the elastic arm 32, and as shown in fig. 6, the contact arm 33 includes a first contact arm 331 which is not in contact with the first contact portion 211 in a normal state and a second contact arm 332 which is in contact with the second contact portion 221 in a normal state, where the elastic arm 32 is not compressed by the operating element 4 in the normal state. As shown in fig. 7, when the operating element 4 compresses the elastic arm 32 downward, the second contact arm 332 moves downward and keeps contacting with the second contact portion 221, and the first contact arm 331 moves downward to contact with the first contact portion 211. The contact arm 33 is integrally provided as a part of the metal return 3, which effectively simplifies the structure of the switch 100.

Specifically, the left end of the holding arm 31 is folded upwards to form the elastic arm 32 which is arranged at an interval with the holding arm 31, and the holding arm 31 and the elastic arm 32 are in a flat plate shape. The rear side of the width direction of the elastic arm 32 extends upwards to form the first contact arm 331 and the second contact arm 332, the first contact arm 331 is located at the left side of the second contact arm 332, that is, the first contact arm 331 and the second contact arm 332 are arranged at left and right intervals and respectively correspond to the first contact part 211 and the second contact part 221, and the extending direction of the first contact arm 331 and the second contact arm 332 is opposite to the moving direction of the first contact arm 331 and the second contact arm 332 when the elastic arm 32 is compressed downwards by the operating part 4, so that deformation of the first contact arm 331 and the second contact arm 332 during movement can be avoided. The lower part of the rear end of the positioning block 111 is connected with the bottom wall 13 to form a first limiting block 113, the bottom wall 13 protrudes upwards to form a second limiting block 131 positioned on the right side of the first limiting block, the fixing arm 31 comprises a first section 311 clamped in the gap 112 from top to bottom and a second section 312 which is integrally connected with the rear side of the right side of the first section 311 and is widened, and the left side and the right side of the second section 312 are clamped between the first limiting block 113 and the second limiting block 131. The operating member 4 specifically includes a rotating portion 41 pivotally connected to the insulating body 1 and protruding into the receiving cavity 16 to press the elastic arm 32, and an operating portion 42 extending out of the insulating body 1 for pressing operation, wherein the through hole 40 is disposed in the rotating portion 41, and in the present invention, the operating portion 42 is pressed upward to enable the rotating portion 41 to compress the elastic arm 32 downward.

The above description is only a part of the embodiments of the present invention, and not all embodiments, and any equivalent variations of the technical solutions of the present invention, which are made by those skilled in the art through reading the present specification, are covered by the claims of the present invention.

Claims

1. A switch comprises an insulating body, a fixed terminal, a metal recovery piece and an operation piece, wherein the fixed terminal is formed in the insulating body in an injection molding mode, and the metal recovery piece and the operation piece are assembled in the insulating body, the fixed terminal comprises a first fixed terminal and a second fixed terminal, the first fixed terminal comprises a first contact part, the second fixed terminal comprises a second contact part, and the switch is characterized in that: the metal restoring piece comprises a holding arm held on the insulating body, an elastic arm formed by extending from the holding arm and used for compressing the operating piece, and a contact arm formed by extending from the elastic arm, wherein the contact arm comprises a first contact arm which is not contacted with the first contact part under normal conditions and a second contact arm which is contacted with the second contact part under normal conditions, and when the operating piece compresses the elastic arm downwards, the second contact arm moves downwards and keeps being contacted with the second contact part, and the first contact arm moves downwards to realize the contact with the first contact part.

2. The switch of claim 1, wherein: the operating piece is provided with a rotating part which is pivotally connected to the insulating body and an operating part which extends out of the insulating body and is used for pressing operation, and the rotating part compresses the elastic arm downwards.

3. The switch of claim 1, wherein: the insulation body comprises a rear wall, a top wall, a bottom wall and a pair of side walls arranged on the left and the right, the rear wall, the top wall, the bottom wall and the pair of side walls are arranged in a surrounding mode to form an accommodating cavity, and the first contact portion and the second contact portion are formed in the rear wall in an injection molding mode and exposed in the accommodating cavity.

4. The switch of claim 3, wherein: the first contact part and the second contact part are arranged at a left-right interval, the metal restoring piece is contained in the containing cavity, one end of the fixing arm is upwards folded to form the elastic arm which is arranged at a left-right interval with the fixing arm, and the rear side of the elastic arm in the width direction upwards extends to form the first contact arm and the second contact arm which are arranged at a left-right interval.

5. The switch of claim 4, wherein: the rear wall protrudes into the accommodating cavity to form a positioning block adjacent to the bottom wall, and the fixing arm is arranged in a gap formed by the positioning block and the bottom wall.

6. The switch of claim 5, wherein: the rear end below of locating piece with the diapire links to each other and forms first stopper, the diapire upwards stretches out and forms and is located the second stopper on first stopper right side, the holding arm is flat-plate-shaped and including centre gripping from top to bottom in first section portion and integrated connection in the rear side on first section portion right side widens the second section portion that sets up, the left and right sides centre gripping of second section portion in first stopper with between the second stopper.

7. The switch of claim 3, wherein: the switch further comprises a cover body, the cover body covers the front end face of the insulating body, which is opposite to the rear wall, so as to cover the accommodating cavity, a pivot is convexly arranged on the insulating body, a through hole matched with the pivot is formed in the operating piece, and a groove matched with the pivot is formed in the cover body.

8. The switch of claim 7, wherein: the operating piece is provided with a rotating part which is pivotally connected to the insulating body and protrudes into the accommodating cavity, and an operating part which extends out of the insulating body and is used for pressing operation, and the through hole is formed in the rotating part.

9. The switch of claim 1, wherein: the first contact part and the second contact part are positioned on the same plane and are arranged at intervals, and the extending direction of the first contact arm and the second contact arm is opposite to the moving direction of the first contact arm and the second contact arm when the elastic arm is compressed downwards by the operating piece.

10. The switch of claim 1, wherein: the switch is characterized in that the insulating body is provided with an accommodating cavity, the metal restoring piece is accommodated in the accommodating cavity, the first contact part and the second contact part are exposed in the accommodating cavity, the switch further comprises a cover body covering the accommodating cavity, and the cover body is in buckle fit with the insulating body.