CN209844029U - Electrical connector - Google Patents

Abstract

The utility model provides an electric connector, including insulator, install in insulator's terminal and cladding in the outer casing of insulator, the casing is by the integrative stamping forming of metalwork, and it is equipped with roof, diapire, from the both ends edge downwardly bent extension lateral wall that forms and from the rear side edge backward extension back that forms of roof and keeps off the arm, keep off the arm extending direction in the back and be on a parallel with the rear side edge of roof, and be equipped with lengthwise type clearance between the two, the back keep off the arm with connect through a plurality of linking arms between the rear side edge of roof. Compared with the prior art, the utility model discloses an integrated into one piece's casing design has optimized the joint strength of back fender arm and roof for the back fender arm of long and narrow type has better intensity and stability, is difficult for taking place to warp, and can provide better grabbing board power, makes its welding with the circuit board more reliable.

Description

Electrical connector

Technical Field

The utility model relates to an electric connector field especially relates to an electric connector.

Background

With the trend of miniaturization and lightness of consumer electronic products such as notebook computers, tablet computers, mobile phones and the like, the requirements on the design and manufacturing process of parts of the consumer electronic products are higher and higher, and as the products are lighter and thinner, the internal space of the consumer electronic products becomes very narrow, so that the requirement that the internal parts of the consumer electronic products are required to adopt a dense layout is met, the volume of each electronic part is smaller and thinner, and the consumer electronic products are also brought with the problems in operation and use. Use small-size LVDS connector product as an example, it is widely used in the field of showing, be used for conveying high frequency high speed signal, consequently, the structural design of its own needs more consider the problem in the aspect of the signal shielding, just so can guarantee high frequency signal's transmission quality, present common LVDS connector all can include insulator and the cladding at the metal casing on insulator surface usually, realize shielding interference's effect through metal casing, simultaneously, also can set up the welding foot on the metal casing, be used for with PCB circuit board's welded mounting, help improving the cohesion between connector and the circuit board. However, since the volume is too narrow, the metal shell is also stamped to be very thin and light, which affects the strength of the metal shell, and also causes the bonding force with the circuit board to be not strong enough, and the metal shell is also very easy to deform during soldering.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric connector to improve among the prior art metal casing intensity weak, yielding problem.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides an electric connector, includes insulator, installs in insulator's terminal and cladding in the outer casing of insulator, the casing is by the integrative stamping forming of metalwork, and it is equipped with roof, diapire, from the both ends edge downward buckling extension lateral wall that forms of roof and the back that forms of extending backward from the rear edge of roof and keep off the arm, back keep off the arm extending direction be on a parallel with the rear edge of roof, and be equipped with lengthwise type clearance between the two, back keep off the arm with connect through a plurality of linking arms between the rear edge of roof.

Furthermore, the rear blocking arm is in a sheet shape and is vertically arranged, one end of the connecting arm is connected with the rear side edge of the top wall, and the other end of the connecting arm is connected with the top edge of the rear blocking arm.

Furthermore, the connecting arms are distributed at equal intervals, are arranged in the gaps and separate the longitudinal gaps into a plurality of sections.

Furthermore, the bottom edge of the rear blocking arm is provided with a welding foot which is bent backwards and extends out.

Furthermore, a plug cavity is formed between the top wall and the bottom wall of the shell, a plurality of clamping pieces distributed at equal intervals are arranged on the front side edge of the top wall, and the clamping pieces are bent downwards and are in clamping fit with the insulation body.

Furthermore, a plurality of elastic arms which are distributed at equal intervals are arranged on the bottom wall, and the elastic arms extend backwards and protrude upwards to extend into the inserting cavity.

Furthermore, the insulating body is lengthwise, and is provided with a lengthwise base and arms extending forwards from two lengthwise ends of the base, a concave part is arranged at the joint of the base and the arms, and an elastic sheet extending downwards and clamped into the concave part is arranged at the joint of the top wall and the side wall of the shell.

Further, the side walls include a first side plate and a second side plate, the first side plate covers the front ends of the arm portions, and the second side plate covers the rear ends of the arm portions.

Furthermore, the front side edge of the top wall is also provided with a hook part formed by bending downwards, the hook part is combined with the arm part, and a clamping piece extending backwards into the inserting cavity is arranged.

Further, the clamping piece and the first side plate are respectively positioned on the inner side and the outer side of the arm part.

Compared with the prior art, the utility model discloses an integrated into one piece's casing design has optimized the joint strength of back fender arm and roof for the back fender arm of long and narrow type has better intensity and stability, is difficult for taking place to warp, and can provide better grabbing board power, makes its welding with the circuit board more reliable.

Drawings

Fig. 1 is a perspective view of the electrical connector of the present invention.

Fig. 2 is a side view of the electrical connector of the present invention.

Fig. 3 is an exploded view of the electrical connector of the present invention.

Detailed Description

Referring to fig. 1 to 3, the present invention provides an electrical connector, which includes an insulating housing 10, a terminal 30 mounted on the insulating housing 10, and a housing 20 covering the insulating housing 10, wherein the terminal 30 and the housing 20 are made of metal, and are combined with the insulating housing 10 to respectively implement signal transmission and signal shielding. The respective components are described in detail below.

The insulating body 10 is of a longitudinal shape, and is provided with a longitudinal base 11 and arms 12 extending forward from two longitudinal ends of the base 11, the base 11 is of a flat shape, a plurality of terminal slots (not shown) for accommodating the terminals 30 are formed in the base 11, and a concave portion 13 matched with the housing 20 is formed at the joint of the base 11 and the arms 12; the arm 12 extends forwardly beyond the base 11, and the arm 12 is in the form of a square cylinder for location in conjunction with the housing 20.

The terminal 30 has a fixed arm 31, a contact arm 32 extending from a front end of the fixed arm 31, and a mounting arm 33 extending from a rear end of the fixed arm 31, wherein the fixed arm 31 is clamped in the base portion 11 of the insulating body 10, the contact arm 32 extends forward from the base portion 11 for electrically connecting with a terminating electrical component (not shown), and the mounting arm 33 is used for welding with a circuit board (not shown).

The casing 20 is by the integrative stamping forming of metalwork, and it is equipped with roof 21, diapire 22, the lateral wall 23 that forms and keep off the arm 24 from the rear side edge backward extension of roof 21 that extend from the both ends edge downwardly bending of roof 21, roof 21 and diapire 22 parallel arrangement each other are formed with grafting chamber 25 between the two to supply to dock end electrical component (not shown) to insert. The top wall 21 covers the base 11, a spring plate 26 matched with the concave portion 13 is arranged at the joint of the top wall 21 and the side wall 23, the spring plate 26 extends downwards to be clamped into the concave portion 13, a plurality of clamping pieces 27 distributed at equal intervals are arranged on the front side edge of the top wall 21, and the clamping pieces 27 are bent downwards and are in clamping fit with the base 11. A plurality of elastic arms 28 distributed at equal intervals are arranged on the bottom wall 22, and the elastic arms 28 extend backwards and protrude upwards into the insertion cavity 25. The side wall 23 includes a first side plate 231 and a second side plate 232, the first side plate 231 covers the front end of the arm 12, the second side plate 232 covers the rear end of the arm 12, the first side plate 231, the second side plate 232 and the top wall 21 are of an integral structure, and the bottoms of the first side plate 231 and the second side plate 232 are used for being welded to a circuit board (not shown).

In order to better realize the combination with the insulation body 10, the front side edge of the top wall 21 is further provided with a hook portion 210 formed by bending downward, the hook portion 210 is combined with the arm portion 12, and is provided with a clip 211 extending backward into the plugging cavity 25 for abutting against a butt end electrical element (not shown), and the clip 211 and the first side plate 231 are respectively located at the inner side and the outer side of the arm portion 12.

It is worth mentioning that the rear arm 24 is a longitudinal type, and its extending direction is parallel to the rear edge of the top wall 21, and is equipped with a longitudinal type clearance 240 therebetween, in the preferred embodiment of the present invention, the rear arm 24 is a sheet shape, and is a vertical setting, the rear arm 24 with connect through a plurality of connecting arms 241 between the rear edge of the top wall 21, the one end of connecting arm 241 is connected the rear edge of the top wall 21, the other end is connected the top edge of the rear arm 24, and a plurality of connecting arms 241 are equidistantly distributed, and it is located in the clearance 240 to separate the longitudinal type clearance 240 into a plurality of sections, the bottom edge of the rear arm 24 is equipped with a welding foot 242 that is bent backwards and extended, for being connected with a circuit board (not shown) by welding.

To sum up, the utility model discloses an integrated into one piece's casing 20 design has optimized the joint strength of back fender arm 24 and roof 21 for the back fender arm 24 of long and narrow type has better intensity and stability, and difficult emergence is warp, and can provide better grabbing board power, makes its welding with the circuit board more reliable.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and those skilled in the art can make many variations and modifications of the technical solution of the present invention without departing from the scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides an electric connector, includes insulator, installs in insulator's terminal and cladding in the outer casing of insulator, its characterized in that, the casing is by the integrative stamping forming of metalwork, and it is equipped with roof, diapire, from the both ends edge of roof buckling down and extends the lateral wall that forms and keep off the arm after extending the rear edge of roof and forming, keep off the arm extending direction in the back and be on a parallel with the rear edge of roof, and be equipped with lengthwise type clearance between the two, the back keep off the arm with connect through a plurality of linking arms between the rear edge of roof.

2. The electrical connector of claim 1, wherein: the rear blocking arm is in a sheet shape and is vertically arranged, one end of the connecting arm is connected with the rear side edge of the top wall, and the other end of the connecting arm is connected with the top edge of the rear blocking arm.

3. The electrical connector of claim 2, wherein: the connecting arms are distributed at equal intervals, are arranged in the gaps and separate the longitudinally long gaps into a plurality of sections.

4. The electrical connector of claim 3, wherein: and the bottom edge of the rear blocking arm is provided with a welding foot which is bent backwards and extends out.

5. The electrical connector of claim 4, wherein: the connector is characterized in that a plug-in cavity is formed between the top wall and the bottom wall of the shell, a plurality of clamping pieces distributed at equal intervals are arranged on the front side edge of the top wall, and the clamping pieces are bent downwards and are in clamping fit with the insulation body.

6. The electrical connector of claim 5, wherein: the bottom wall is provided with a plurality of elastic arms which are distributed at equal intervals, and the elastic arms extend backwards and protrude upwards to extend into the inserting cavity.

7. The electrical connector of claim 6, wherein: the insulating body is lengthwise, and is provided with a lengthwise base and arms extending forwards from two lengthwise ends of the base, a concave part is arranged at the joint of the base and the arms, and an elastic sheet extending downwards and clamped in the concave part is arranged at the joint of the top wall and the side wall of the shell.

8. The electrical connector of claim 7, wherein: the side walls comprise a first side plate and a second side plate, the first side plate covers the front ends of the arm portions, and the second side plate covers the rear ends of the arm portions.

9. The electrical connector of claim 8, wherein: the front side edge of the top wall is also provided with a hook part formed by bending downwards, the hook part is combined with the arm part, and a clamping piece extending backwards into the inserting cavity is arranged.

10. The electrical connector of claim 9, wherein: the clamping piece and the first side plate are respectively positioned at the inner side and the outer side of the arm part.