CN216598149U - Electrical connector - Google Patents

Electrical connector Download PDF

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Publication number
CN216598149U
CN216598149U CN202122740899.9U CN202122740899U CN216598149U CN 216598149 U CN216598149 U CN 216598149U CN 202122740899 U CN202122740899 U CN 202122740899U CN 216598149 U CN216598149 U CN 216598149U
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CN
China
Prior art keywords
contact
arm
insulating body
electrical connector
accommodating cavity
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CN202122740899.9U
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Chinese (zh)
Inventor
赵俊
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Fuyu Electronic Technology Huaian Co Ltd
Foxconn Interconnect Technology Ltd
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Fuyu Electronic Technology Huaian Co Ltd
Foxconn Interconnect Technology Ltd
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Priority to CN202122740899.9U priority Critical patent/CN216598149U/en
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Abstract

An electric connector comprises an insulating body with an accommodating cavity, a terminal exposed in the accommodating cavity and a cover covering the accommodating cavity and matched with the insulating body in a buckling mode, wherein a convex block is formed in the insulating body in a protruding mode, and buckling arms which are located on two sides of the convex block and are separated from each other are formed in the cover in a protruding mode. The cover body of the electric connector is buckled with the lug of the insulating body through the pair of buckling arms which are separately arranged, so that the cover body and the insulating body can be reliably fixed, and the condition of poor appearance caused by outward expansion of the buckling arms along the protruding direction of the lug can be avoided.

Description

Electrical connector
[ technical field ] A method for producing a semiconductor device
The present disclosure relates to electrical connectors, and particularly to a touch switch connector.
[ background of the utility model ]
Chinese utility model patent No. CN201204145Y discloses a touch switch, which comprises an insulating body, an injection molding, a first and a second fixed terminals in the insulating body, a return member assembled in the insulating body, a movable terminal, an operating member for pivot operation, and a cover covering the insulating body. The cover body is in buckling fit with the insulating body, the outer wall surface of the insulating body protrudes to form a convex block, and the cover body protrudes to form a closed buckling part which is provided with a buckling hole and is in buckling fit with the convex block. However, if the fastening portion of the cover body of the touch switch needs to be matched with the bump of the insulating body, the fastening portion needs to be outwardly expanded along the protruding direction of the bump, and finally the bump is fastened into the fastener of the fastening portion.
Accordingly, there is a need for an improved electrical connector that overcomes the above-mentioned deficiencies.
[ Utility model ] content
The utility model aims to provide an electric connector which is reliably fixed between a cover body and an insulating body and has qualified appearance.
The purpose of the utility model is realized by the following technical scheme: an electric connector comprises an insulating body with an accommodating cavity, a terminal exposed in the accommodating cavity and a cover covering the accommodating cavity and matched with the insulating body in a buckling mode, wherein a convex block is formed in the insulating body in a protruding mode, and buckling arms which are located on two sides of the convex block and are separated from each other are formed in the cover in a protruding mode.
Furthermore, the insulating body comprises a rear wall, a top wall, a bottom wall and a pair of side walls arranged on the left and right sides, the rear wall, the top wall, the bottom wall and the pair of side walls are surrounded to form an accommodating cavity, the cover body covers the front end face of the insulating body, which is arranged opposite to the rear wall, from front to back so as to cover the accommodating cavity, the outer wall face of at least one of the top wall, the bottom wall and the pair of side walls integrally protrudes to form the protruding block, and the periphery of the cover body protrudes to form the buckling arm which is arranged separately.
Furthermore, two sides of the front end of the bump are provided with guide inclined planes for guiding the outward expansion of the buckling arm, and the free tail end of the buckling arm protrudes inwards to form a buckling hook buckled on the rear surface of the bump.
Furthermore, when the protruding block is seen from the protruding direction, the front end of the protruding block is in an isosceles trapezoid structure, and the rear end of the protruding block is in a rectangular structure.
Furthermore, the electric connector also comprises a metal recovery piece and an operation piece which are assembled in the containing cavity of the insulating body, the terminals comprise a first fixed terminal and a second fixed terminal which are injection molded on the insulating body, the first fixed terminal includes a first contact portion, the second fixed terminal includes a second contact portion, 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 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, the first contact portion and the second contact portion are arranged at intervals left and right, the metal restoring piece is accommodated in the accommodating cavity, one end of the fixing arm is bent upwards to form the elastic arm which is arranged at intervals up and down with the fixing arm, and the rear side of the elastic arm in the width direction extends upwards to form the first contact arm and the second contact arm which are arranged at intervals left and right.
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.
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 protrudes into the accommodating cavity to downwards compress the elastic arm.
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.
Compared with the prior art, the cover body of the electric connector is buckled with the lug of the insulating body through the pair of buckling arms which are separately arranged, so that the cover body and the insulating body can be reliably fixed, and the condition of poor appearance caused by outward expansion of the buckling arms along the protruding direction of the lug can be avoided.
[ description of the drawings ]
Fig. 1 is a perspective view of the electrical connector of the present invention.
Fig. 2 is a perspective view of fig. 1 from another perspective.
Fig. 3 is an exploded view of the electrical connector 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 electrical connector of the present invention.
Fig. 6 is a schematic view of the operating member of the electrical connector of the present invention without pressing the metal restoring member.
Fig. 7 is a schematic view of the operating member of the electrical connector of the present invention pressing the metal return member.
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, an electrical connector 100 of the present invention includes an insulating housing 1 having a receiving cavity 10, a terminal 2 exposed in the receiving cavity 10, and a cover 5 covering the receiving cavity 10 and snap-fitted to the insulating housing 1. The electrical connector 100 of the present invention is a touch switch connector, but may be other connectors, and only the touch switch connector will be described below.
The electrical connector 100 further includes a metal return part 3 and an operating part 4 assembled to the insulating housing 1, and the terminal 2 includes a first fixed terminal 21 and a second fixed terminal 22 injection-molded in the insulating housing 1. 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 arranged on the left and right, the insulation body 1 is recessed from a front end face 15 opposite to the rear wall 11 to form the accommodating cavity 10, namely, the accommodating cavity 10 is formed by the surrounding of the rear wall 11, the top wall 12, the bottom wall 13 and the pair of side walls 14. The cover 5 covers the front end face 15 of the insulating body 1 from front to back to cover the accommodating cavity 10. The outer wall surfaces of the top wall 12 and the bottom wall 13 of the insulating body 1 integrally protrude to form bumps 16, and the periphery of the cover 5 protrudes to form a pair of snap arms 51 located at two sides of each bump 16 and separated from each other. During the process of assembling the cover 5 to the housing 1 from front to back, the pair of latch arms 51 are spread outward along the two sides of the protruding block 16 and finally latched to the protruding block 16. The two sides of the front end of the projection 16 have guiding slopes 160 for guiding the outward expansion of the latch arm 51, and the free end of the latch arm 51 protrudes inward to form a hook 511 fastened to the rear surface 161 of the projection 16. Specifically, when the bump 16 is viewed from the protruding direction, the front end of the bump 16 forms an isosceles trapezoid structure 162, the rear end of the bump 16 forms a rectangular structure 163, the guiding inclined planes 160 are formed on two sides of the isosceles trapezoid structure 162, and the hook 511 is fastened to the rear surface 161 of the rectangular structure 163. The cover 5 is fastened with the bump 16 of the insulating body 1 through a pair of separately arranged fastening arms 51, when one of the fastening arms 51 is broken, the cover 5 can still fasten the bump 16 through the other fastening arm 51, so that the cover 5 and the insulating body 1 are reliably fixed, and the outward extending direction of the fastening arm 51 is not the protruding direction of the bump 16, and the fastening of the fastening arm 51 and the bump 16 does not cause the poor appearance of the electrical connector 100.
The rear wall 11 of the insulating body 1 protrudes into the accommodating cavity 10 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 10 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 first fixed terminal 21 includes a first body portion 210, a first contact portion 211 bent and extended downward from one end of the first body portion 210, a first bent portion 212 bent and extended from the other end of the first body portion 210, and a first connection portion 213 extended from the first bent portion 212 and connected to an external circuit, wherein the first contact portion 211 and the first body portion 210 are located on the same plane, and the first connection portion 213 and the first body portion 210 are not located on the same plane. 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 10, 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 10 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 (10)

1. An electric connector comprises an insulating body with an accommodating cavity, a terminal exposed in the accommodating cavity and a cover covering the accommodating cavity and matched with the insulating body in a buckling manner, and is characterized in that: the insulating body is provided with a protruding block in a protruding mode, and the cover body is provided with buckling arms which are located on two sides of the protruding block in a protruding mode and are separated from each other in a protruding mode.
2. The electrical connector of claim 1, wherein: insulator includes back wall, roof, diapire and controls a pair of lateral wall that sets up, back wall, roof, diapire and a pair of lateral wall enclose to establish and form and accept the chamber, the lid from preceding back cover in insulator with the preceding terminal surface that the back wall set up relatively is in order to cover accept the chamber, the integrative projection of outer wall of at least one in roof, diapire, a pair of lateral wall forms the lug, the periphery projection of lid forms the separation setting the buckle arm.
3. The electrical connector of claim 2, wherein: the two sides of the front end of the convex block are provided with guide inclined planes for guiding the buckling arms to expand outwards, and the free tail ends of the buckling arms protrude inwards to form a buckling hook buckled on the rear surface of the convex block.
4. The electrical connector of claim 3, wherein: the front end of the lug is in an isosceles trapezoid structure and the rear end of the lug is in a rectangular structure when seen from the projecting direction of the lug.
5. The electrical connector of claim 2, wherein: the electric connector also comprises a metal restoring piece and an operating piece which are assembled in the containing cavity of the insulating body, the terminals comprise a first fixed terminal and a second fixed terminal which are injection molded on the insulating body, the first fixed terminal includes a first contact portion, the second fixed terminal includes a second contact portion, 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.
6. The electrical connector of claim 5, wherein: the first contact portion and the second contact portion are formed in the rear wall in an injection molding mode and exposed in the containing cavity, the first contact portion and the second contact portion are arranged at left and right intervals, 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 upper and lower intervals 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 left and right intervals.
7. The electrical connector of claim 6, 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.
8. The electrical connector of claim 7, 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.
9. The electrical connector of claim 6, 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 protrudes into the accommodating cavity to downwards compress the elastic arm.
10. The electrical connector of claim 6, 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.
CN202122740899.9U 2021-11-10 2021-11-10 Electrical connector Active CN216598149U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122740899.9U CN216598149U (en) 2021-11-10 2021-11-10 Electrical connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122740899.9U CN216598149U (en) 2021-11-10 2021-11-10 Electrical connector

Publications (1)

Publication Number Publication Date
CN216598149U true CN216598149U (en) 2022-05-24

Family

ID=81644150

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122740899.9U Active CN216598149U (en) 2021-11-10 2021-11-10 Electrical connector

Country Status (1)

Country Link
CN (1) CN216598149U (en)

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