TWM528534U - Receptacle connector - Google Patents

Description

Socket connector

The present invention relates to a socket connector, and more particularly to a socket connector in which a clamp arm is free to rebound.

According to the conventional socket connector, an insulative housing, a plurality of conductive terminals, a clamping arm and a shielding housing are included. The front surface of the insulative housing has a plug-in space for inserting the mating plug connector. The left and right sides of the rear surface of the insulative housing are respectively provided with a card slot. The front ends of the two card slots are respectively from the left and right side walls of the plug space. The middle of the connection is connected to the docking space. The plurality of conductive terminals are arranged in a horizontal direction and are fixed in the insulating body. The front ends of the conductive terminals extend into the plugging space, and the rear ends of the conductive terminals protrude from the lower surface of the insulating body and are soldered to a circuit board. The clamping arm includes a fixing plate and two elastic arms respectively bent forward from the two ends of the fixing plate, and the end edges of the two elastic arms are connected with a clamping portion. The fixing plate is fixed on the insulating body, and the two elastic arms are respectively disposed in a card slot, and the two clamping portions respectively elastically extend from the front end of the card slot into the insertion space. The shielding shell is sleeved outside the insulating body.

However, when the mating plug connector is inserted and removed, the plastics on the left and right side walls of the plugging space at the front end of the card slot are easily squeezed, so that the top wall and the bottom wall of the front end of the card slot clamp the clamping portion, resulting in a clamping portion. Can't rebound freely, which affects the grip function and feel.

The purpose of this creation is to provide a socket connector in which the grip portion is free to rebound in response to the drawbacks and deficiencies of the prior art.

To achieve the above object, the present socket connector is soldered to a circuit board and includes an insulative housing, a plurality of conductive terminals, a clamping arm, two pairs of reinforcing blocks and a shielding housing; and an intermediate inward of the front surface of the insulative housing A plug-in space is provided, and a card slot is formed on the left and right sides of the rear surface. The front ends of the two card slots are respectively connected with the plug-in space from the middle of the left and right side walls of the plug-in space; the plurality of conductive terminals are arranged in a horizontal direction. In the insulating body, the front end protrudes into the insertion space, the rear end protrudes from the lower surface of the insulating body and is soldered to the circuit board; the clamping arm has a fixing plate, and both ends of the fixing plate are bent forward An elastic arm is extended, and the end edges of the two elastic arms are connected with a clamping portion. The fixing plate is fixed on the insulating body, and the two elastic arms are respectively installed in a card slot, and the two clamping portions are respectively respectively from the front end of the card slot. The two pairs of reinforcing blocks are respectively fixed on the left and right sides of the front portion of the insulating body at the top wall and the bottom wall of the front end of the two card slots; the shielding shell is sleeved on the outside of the insulating body.

As described above, the present socket connector is provided with two pairs of reinforcing blocks, and the two pairs of reinforcing blocks are respectively fixed on the left and right sides of the front portion of the insulating body at the top wall and the bottom wall of the front ends of the two card slots, thereby being docked When the plug connector is inserted and removed, the left and right side walls of the plugged space are pressed by the mating plug connector at the front end of the card slot. The plastic between the reinforcing plate and the plug connector is limited to minimize the squeezed down. The amount of plastic, the top wall and the bottom wall of the front end of the card slot do not clamp the clamping portion, and the clamping portion can rebound freely.

100‧‧‧Socket connector 10‧‧‧Insulated body 11‧‧‧Main insulator 111‧‧‧Main base 112‧‧‧Extension 1121‧‧‧ Missing slot 1122‧‧‧Gap 1123‧‧‧Installation slot 1124‧ ‧‧Mounting hole 1125‧‧‧ Stopping part 113‧‧‧Fixed hole 114‧‧‧ Opening 115‧‧‧Card slot 116‧‧‧Upper terminal slot 117‧‧‧ Lower terminal slot 12‧‧‧Upper fixing block 121‧‧‧Upper substrate 122‧‧‧Upright plate 123‧‧‧Fixed column 124‧‧‧Horizontal plate 125‧‧‧Limited slot 13‧‧‧ Lower fixed block 131‧‧‧ Mounting lug 20‧‧‧ Conductive Terminal 21‧‧‧Upper terminal 211‧‧‧Upholding part 2111‧‧‧First holding plate 2112‧‧‧Second holding plate 212‧‧‧ Upper contact part 213‧‧‧ Upper welding part 22‧‧‧ Lower terminal 221‧‧‧ Under the holding department 222‧‧‧ Lower contact part 223‧‧‧ Lower welding part 30‧‧‧Clamping arm 31‧‧ Fixing plate 32‧‧‧Fixed hole 33‧‧‧Flexible arm 34‧‧‧Clamping part 40‧‧‧Strength block 50‧‧‧Shielding shell 51‧‧‧Upper casing 511‧‧‧Upper abutment 52 ‧‧‧Lower housing 521‧‧‧Under the 60‧‧‧ docking space

The first figure is a perspective view of the present socket connector.
The second figure is a perspective view of another angle of the socket connector shown in the first figure.
The third figure is a perspective view of the socket connector shown in the first figure without a shield housing. The fourth figure is a perspective view of the socket connector shown in the second figure without a shield housing.
The fifth figure is an exploded perspective view of the socket connector shown in the first figure.
Figure 6 is an exploded perspective view of the receptacle connector shown in Figure 2.
The seventh figure is a perspective view of the terminal of the present socket connector being fixed on the upper fixing block.
The eighth figure is a perspective view of the terminal of the present socket connector fixed to the lower fixing block.
The ninth drawing is a cross-sectional view of the main insulator of the present invention, which is shown in the fifth figure, on the IX-IX line of the main insulator.

To clarify the technical content, structural features, objectives, and effects of the present invention, the embodiments are described in detail below with reference to the drawings.

Referring to the first, second and fifth figures, the present socket connector 100 is soldered to a circuit board (not shown) for docking with a plug connector (not shown), including an insulation. The body 10, the plurality of conductive terminals 20, a clamping arm 30, two pairs of reinforcing blocks 40 and a shielding housing 50.

Referring to the fourth and fifth figures, the insulative housing 10 includes a main insulator 11, an upper fixing block 12 and a lower fixing block 13. The main insulator 11 has a main body base portion 111 having a rectangular shape, and an extension portion 112 is protruded from the lower surface of the rear surface of the main body base portion 111.

Referring to FIG. 4 to FIG. 6 and FIG. 9 , a socket space 60 is defined in the middle of the front surface of the insulative housing 10 , and a card slot 115 is defined in the front and rear sides of the rear surface of the insulative housing 10 . The front ends of the two card slots 115 are respectively communicated with the insertion space 60 from the middle of the left and right side walls of the insertion space 60. The left and right sides of the top surface of the insulative housing 10 and the front and rear sides of the bottom surface are respectively provided with a fixing hole communicating with the card slot 115. 113. The front portion of the top surface and the bottom surface of the insulative housing 10 between the two fixing holes 113 are open inwardly with at least one opening 114 communicating with the insertion space 60. Specifically, the insertion space 60 is formed inwardly from the front surface of the main body base portion 111, and the fixing holes 113 are respectively formed inwardly from the left and right sides of the top surface of the main body base portion 111 and the front portion of the bottom surface. The front portion of the top surface and the bottom surface of the main body base 111 between the two fixing holes 113 are downwardly provided with the two horizontally arranged opening holes 114 communicating with the insertion space 60. The two card slots 115 are extended from the bottom. The left and right sides of the upper portion of the rear surface of the portion 112 are opened forward and extend to the front and rear sides of the main body base portion 111 on the left and right sides of the insertion space 60 and communicate with the insertion space 60.

A notch 1121 is defined in a rear portion of the top surface of the extending portion 112, and a notch 1122 is formed in a middle portion of the rear end of the notch 1121. A mounting groove 1123 is defined in a front portion of the bottom surface of the extending portion 112. A front portion of the bottom surface of the extending portion 1121 is downwardly disposed above the mounting groove 1123 to form a plurality of horizontally arranged mounting holes 1124, and the bottom surface of the missing portion 1121 A stop portion 1125 protrudes upward from both the left and right sides.

The top surface of the insulative housing 10 is provided with a plurality of upper terminal slots 116. The front ends of the upper terminal slots 116 are communicated with the insertion space 60 from the top wall of the insertion space 60. The insulative housing 10 A plurality of lower terminal grooves 117 are arranged in the lateral direction, and the front ends of the respective lower terminal grooves 117 are communicated with the insertion space 60 from the bottom wall of the insertion space 60. Specifically, each of the upper terminal slots 116 is disposed at a rear surface of the top surface of the main body base portion 111 and a top surface of the extending portion 112. The lower terminal slots 117 are laterally arranged on the bottom surface of the main body base portion 111. The rear portion and the front portion of the bottom surface of the extension portion 112.

The upper fixing block 12 has an upper substrate 121. The front end of the upper surface of the upper substrate 121 protrudes upwardly from a vertical plate 122. The central portion of the rear surface of the vertical plate 122 is convexly disposed with a fixing post 123, and the upper end of the front surface of the vertical plate 122. A horizontal plate 124 is protruded forwardly, and a limiting groove 125 is defined in the left and right sides of the horizontal plate 124. The upper surface of the lower fixing block 13 is convexly provided with a plurality of mounting protrusions 131 arranged in a lateral direction.

The plurality of conductive terminals 20 includes a plurality of upper terminals 21 and a plurality of lower terminals 22. Each of the upper terminals 21 has an upper holding portion 211. The upper holding portion 211 has a first holding plate 2111 extending upward and downward, and a second holding plate 2112 extending forward from the upper end edge of the first holding plate 2111. The front end edge of the second holding plate 2112 is connected with an upper contact portion 212 which is bent upward and then extended upward and then bent downward and extends forward and downward. The lower end edge of the first holding plate 2111 is connected with a backward bent extension. Upper weld portion 213.

Each of the lower terminals 22 has a lower holding portion 221 extending upwardly and downwardly. The upper end edge of the front surface of the lower holding portion 221 extends forwardly from the lower contact portion 222, and the lower end edge of the rear surface of the lower holding portion 221 extends rearwardly to the welded portion. 223.

The clamping arm 30 has a U-shaped shape and has a fixing plate 31 extending laterally. A fixing hole 32 is defined in the middle of the fixing plate 31. Both ends of the fixing plate 31 are bent forward to extend a resilient arm 33. The end edges of the elastic arms 33 are all connected with an inwardly arched clamping portion 34. The reinforcing block 40 is made of a metal material and has a T-shaped plate shape.

Referring to the first and fifth figures, the shielding housing 50 includes an upper housing 51 and a lower housing 52. At least one upper resilient portion 511 is connected to the front end of the upper casing 51, and at least a lower resilient portion 521 is connected to the front end of the lower casing 52. Specifically, the front end edge of the upper casing 51 is connected with two upwardly protruding upper abutting portions 511, and the front end edge of the lower casing 52 is connected with two downwardly projecting lower abutting portions 521.

Referring to the first to eighth figures, when the plug connector 100 is assembled, the lower terminals 22 are respectively arranged in the horizontal direction and are fixed in the lower terminal slot 117, and the front ends of the lower terminals 22 are respectively separated from the lower terminal slots. The front end of the 117 extends into the insertion space 60, and the rear ends of the lower terminals 22 protrude from the lower surface of the insulative housing 10 and are soldered to the circuit board. Specifically, first, the lower end portion of the lower holding portion 221, the rear portion of the lower contact portion 222, and the lower end portion of the lower soldering portion 223 are molded into the lower fixing block 13, and the lower end of the lower soldering portion 223 is exposed to the lower surface of the lower fixing block 13 Then, the lower fixing block 13 is fixed in the mounting groove 1123, and the mounting protrusions 131 are respectively fixed in a mounting hole 1124, and the lower surface of each mounting protrusion 131 protrudes from the lower surface of the extending portion 112. The front end of each of the lower contact portions 222 is disposed in the lower terminal groove 117, and the front end of each lower contact portion 222 extends from the front end of each lower terminal groove 117 into the insertion space 60, and the lower surface of each lower soldering portion 223 The lower surface of the extension 112 is projected and soldered to the circuit board.

The upper terminals 21 are respectively arranged in a horizontal direction and are fixed in an upper terminal slot 116. The front ends of the upper terminals 21 respectively extend from the front end of the upper terminal slot 116 into the insertion space 60, and the rear ends of the upper terminals 21 are respectively The lower surface of the insulative housing 10 is soldered to the circuit board. Specifically, each of the upper terminals 21 is first molded into the upper fixing block 12, and further, the first holding plate 2111 is formed in the horizontal direction in the vertical plate 122, and the second holding plate 2112 of each upper terminal 21 is formed. The rear end is axially formed in the transverse plate 124, and the upper soldering portions 213 are formed in the lateral direction of the substrate 121 and expose the lower surface of the substrate 121, and then the horizontal plate of the upper fixing block 12 The first stop portion 1125 is fixed in a limiting slot 125, the vertical plate 122 is fixed in the notch 1222, and the lower surface of the substrate 121 protrudes from the lower surface of the extending portion 112. The upper soldering portions 213 are soldered to the circuit board, and the front ends of the second holding plates 2112 and the upper contact portions 212 are respectively fixed in an upper terminal slot 116, and the upper contacts are respectively contacted. The front end of the portion 212 extends from the front end of the upper terminal groove 116 into the insertion space 60, respectively.

The clamping arm 30 is fixed to the rear end of the insulative housing 10 . Specifically, the fixing plate 31 is disposed on the rear surface of the vertical plate 122, and the fixing column 123 is fixed in the fixing hole 32. The rear ends of the two elastic arms 33 are respectively disposed at the rear ends of the two card slots 115. The two clamping portions 34 are elastically extended from the front end of the card slot 115 into the insertion space 60, respectively.

The two pairs of reinforcing blocks 40 are respectively fixed on the left and right sides of the front portion of the insulative housing 10 at the top wall and the bottom wall of the front ends of the two card slots 115. Specifically, each of the reinforcing blocks 40 is relatively fixedly fixed in a fixing hole 32.

The shielding shell 50 is sleeved outside the insulating body 10 . Specifically, the lower casing 52 is fixed to the lower portion of the insulative housing 10, and the upper casing 51 is fixed to the upper portion of the insulative housing 10 and fixed to the lower casing 52. The two upper resilient portions 511 and two The lower resilient portions 521 extend into the insertion space 60 from an opening 114, respectively.

When the socket connector 100 of the present invention is inserted and removed from the mating plug connector, the plastics pressed between the left and right side walls of the plugging space 60 at the front end of the card slot 115 are limited to the plastic between the reinforcing plate 40 and the plug connector, so The amount of the squeezed plastic can be minimized, and the top wall and the bottom wall of the front end of the slot 115 do not sandwich the clamping portion 34, and the clamping portion 34 can rebound freely, thereby not affecting the clamping function of the clamping arm 30. And the feel of the plug connector when plugging and unplugging.

As described above, the present invention is provided with two pairs of reinforcing blocks 40, and the two pairs of reinforcing blocks 40 are respectively fixed on the left and right sides of the front portion of the insulative housing 10 at the top and bottom walls of the front ends of the two card slots 115. Therefore, when the plug connector is inserted and removed, the left and right side walls of the plug space 60 are pressed by the mating plug connector at the front end of the card slot 115, and the plastic is limited to the plastic between the reinforcing plate 40 and the plug connector. The amount of the squeezed plastic is minimized, and the top wall and the bottom wall of the front end of the card slot 115 do not sandwich the clamping portion 34, and the clamping portion 34 is free to rebound.

100‧‧‧ socket connector

11‧‧‧Main insulator

111‧‧‧Substantial base

112‧‧‧Extension

1121‧‧‧ Missing slot

1125‧‧‧stop

113‧‧‧Fixed holes

114‧‧‧Opening

115‧‧‧ card slot

116‧‧‧Upper terminal slot

12‧‧‧Upper block

121‧‧‧Upper substrate

122‧‧‧ riser

124‧‧‧ horizontal board

125‧‧‧ Limit slot

13‧‧‧Under the fixed block

131‧‧‧ Mounting bumps

21‧‧‧Upper terminal

2111‧‧‧First holding plate

2112‧‧‧Second holding plate

22‧‧‧ Lower terminal

30‧‧‧Clamping arm

31‧‧‧ fixed plate

32‧‧‧Fixed holes

33‧‧‧Flexible arm

34‧‧‧Clamping Department

40‧‧‧Strengthen block

51‧‧‧Upper casing

511‧‧‧Uplifting

52‧‧‧ Lower case

521‧‧‧Bottom of the strike

60‧‧‧Dock space

Claims (7)

A socket connector soldered to a circuit board, comprising:
An insulative housing has a socket space in the middle of the front surface, and a card slot is formed on the left and right sides of the rear surface. The front ends of the two card slots are respectively connected to the socket space from the middle of the left and right side walls of the socket space. ;
a plurality of conductive terminals are arranged in a horizontal direction and are fixed in the insulating body, the front end protrudes into the insertion space, and the rear end protrudes from the lower surface of the insulating body and is soldered to the circuit board;
A clamping arm has a fixing plate, and both ends of the fixing plate are bent forward to extend a resilient arm, and the end edges of the two elastic arms are connected with a clamping portion, and the fixing plate is fixed on the insulating body, and the two elastic plates are respectively elastic. The arms are respectively installed in a card slot, and the two clamping portions respectively elastically extend from the front end of the card slot into the insertion space;
Two pairs of reinforcing blocks are respectively fixed on the left and right sides of the front part of the insulating body at the top wall and the bottom wall of the front ends of the two card slots;
A shielding shell is sleeved on the outside of the insulating body. The socket connector of claim 1, wherein the left and right sides of the front surface and the front surface of the insulating body are inwardly provided with a fixing hole communicating with the card slot, and the reinforcing block is made of metal. The reinforcing blocks are respectively fixed in a fixing hole. The socket connector of claim 2, wherein the insulative housing comprises a main insulator, the main insulator has a main body base, and the insertion space is opened inward from a front surface of the main body base. Each of the fixing holes is formed inwardly from the left and right sides of the top surface of the main body base and the front portion of the bottom surface. The socket connector of claim 3, wherein the lower surface of the rear surface of the main body base protrudes rearwardly from an extension portion, and the two card slots are respectively from left and right sides of the upper portion of the rear surface of the extension portion. The front side of the main body base extends to the left and right sides of the insertion space and communicates with the insertion space; the fixing plate is fixed to the rear surface of the extension portion. The socket connector of claim 1, wherein the plurality of conductive terminals comprise a plurality of upper terminals and a plurality of lower terminals; the top surface of the insulating body is provided with a plurality of upper terminal slots arranged in a lateral direction, and each of the upper terminals The front end of the slot is connected to the plugging space from the top wall of the plugging space. The bottom surface of the insulating body is provided with a plurality of lower terminal slots arranged in a lateral direction, and the front ends of the lower terminal slots are all from the bottom wall of the docking space. The upper terminals are respectively fixed in an upper terminal slot, and the front ends of the upper terminals respectively extend from the front end of the upper terminal slot into the insertion space, and the rear ends of the upper terminals are protruded The lower surface of the insulative housing is soldered to the circuit board, and the lower terminals are respectively fixed in the lower terminal slots, and the front ends of the lower terminals respectively extend from the front end of the lower terminal slot into the insertion space, and the lower terminals are respectively The lower end of each of the rear ends protrudes from the lower surface of the insulative body and is soldered to the circuit board. The socket connector of claim 1, wherein the shielding housing comprises an upper housing and a lower housing; the front end of the upper housing is coupled with at least one upper resilient portion, the lower housing The front end of the body is connected with at least a lower resilient portion; the front portion of the top surface and the bottom surface of the insulating body are respectively provided with at least one opening communicating with the insertion space; the lower housing is fixed to the lower portion of the insulating body The upper casing is fixed to an upper portion of the insulative housing and is fixed to the lower casing, and the upper elastic portion and the lower elastic abutting portion are elastically extended from an opening of the top surface and the bottom surface of the insulating body, respectively. In the docking space. The socket connector of claim 1, wherein each of the reinforcing blocks has a T-shaped plate shape.