CN202159845U - Cable connector assembly - Google Patents

Abstract

The utility model discloses a cable connector combination, including a board-end connector and a line-end connector that cooperate with each other, the board-end connector including a board-end insulator, a board-end terminal installed in the board-end insulator, and a board-end shell covered outside the board-end insulator. The line-end connector includes a line-end insulator, a line-end terminal installed in the line-end insulator, and a line-end shell covered outside the line-end insulator. The board-end shell is bent and extended to form a clamping strip, and a clamping slot is punched. The wire-end shell is bent and extended to form a clamping foot that is elastically clamped with the clamping strip, and a fixing plate is connected to the wire-end insulator, and a convex rib protrudes from the fixing plate, which helps to be fixed in the clamping slot of the board-end connector, so that the board-end shell and the wire-end shell are tightly inserted and ensure their anti-electromagnetic interference function.

Description

Cable Connector Combination

technical field

The utility model relates to a cable connector combination, in particular to a cable connector combination capable of preventing electromagnetic interference.

Background technique

Printed circuit boards in systems and electronic equipment send and receive signals and require connections to the outside of the substrate. In many cases, there is a certain distance between the printed board and the substrate, and a wire-to-board connector is usually required for the connection. The structure of the traditional wire-to-board connector is very simple, and the contacts are placed in the housing. There are two types of contacts commonly used: rod-shaped or blade-shaped "plugs" and "sockets". Squeeze the plug completely into the socket to achieve the contact connection and "mating", so as to realize the signal transmission.

However, after the above-mentioned wire-to-board connectors are combined with each other, electromagnetic waves and electronic components will interact to cause interference, which cannot meet customer requirements and design needs.

Utility model content

The purpose of this utility model is to provide a cable connector assembly capable of preventing mutual interference between electromagnetic waves and electronic components in view of the defects and deficiencies of the prior art.

In order to achieve the above purpose, the cable connector combination provided by the utility model includes a board end connector and a wire end connector that cooperate with each other, and the board end connector includes a board end insulator, and a board end installed in the board end insulator. The terminal and the board end housing covered by the board end insulator, the board end housing is surrounded by the front wall, the rear wall and the two side walls. The two sides of the back wall and the ends on both sides of the wall are bent inwards and extended downwards to form clamping strips, and both sides of the front wall are also punched inwards and upwards to provide a bayonet through the front wall; the line end connector includes a line end insulator, The wire end terminal installed on the wire end insulator and the wire end shell covering the wire end insulator, the wire end shell is surrounded by the front plate, two side plates and the rear plate, and the two sides of the rear plate and the two side plates The lower end is bent and extended inwards, and then bent and extended downwards to form clamping feet. The clamping feet are elastically clamped with the clamping strip. The wire end insulator includes a main body and a butt joint protruding downward from the lower end of the main body. The main body A fixed plate extending up and down is connected to the front surface, and a convex rib protrudes from the surface of the fixed plate facing the insulator of the wire end, and the protrusion helps to be held in the bayonet socket of the board end connector.

To sum up, the cable connector combination of the present invention covers the board end insulator through the board end shell, the wire end shell covers the wire end insulator, and the protrusion of the wire end connector is held on the board end connector In the bayonet socket, the clip feet and the clip strips are elastically clamped, so that the board end shell and the wire end shell are tightly inserted and ensure their anti-electromagnetic interference function.

Description of drawings

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

FIG. 2 is an exploded perspective view of the cable connector assembly shown in FIG. 1 .

FIG. 3 is a perspective exploded view of a more detailed cable connector assembly.

FIG. 4 is a perspective view of the board end insulator of the cable connector assembly shown in FIG. 1 .

FIG. 5 is a perspective view of a wire end insulator of the cable connector assembly shown in FIG. 1 .

The reference signs in the figure are explained as follows:

[this utility model]

Header Connector 1 Header Insulator 11

Plug-in space 110 Bottom wall 111

Front wall 112 Card slot 1121

Rear wall 113 Side wall 114

Block 1141 Tongue 115

Terminal slot 116 Slotted 117

Boss 118 Fool-proof block 119

Board terminal 12 Holding part 121

Elastic arm 122 Welding part 123

Board end enclosure 13 Front wall 131

Rear wall 132 Side wall 133

Clip 134 Gap 135

Card Holder 136 Card 137

Welding foot 138 Bayonet 139

Wire-end connector 2 Wire-end insulator 21

Main part 211 Docking part 212

Groove 213 Terminal slot 214

Card table 215 Card slot 216

Fixed plate 217 Convex rib 2171

Card foot slot 218 Fool-proof wall 219

Wire-end terminal 22 pair of pins 221

Clamping part 222 Thread clamping part 223

Wire end housing 23 recessed part 230

side panel 231 rear panel 232

Front plate 233 Clip feet 234

Elastic sheet 235

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to FIG. 1 and FIG. 2 , the cable connector assembly of the present invention includes a board-end connector 1 and a wire-end connector 2 that cooperate with each other. The board connector 1 includes a board insulator 11 , a board terminal 12 installed in the board insulator 11 , and a board housing 13 covering the board insulator 11 . The wire-end connector 2 includes a wire-end insulating body 21 , a wire-end terminal 22 mounted on the wire-end insulator 21 , and a wire-end shell 23 covering the wire-end insulator 21 . The cable connector combination realizes the circuit between the circuit board and the cable through the mutual insertion of the board end terminal 12 electrically connected to the circuit board (not shown) and the wire end terminal 22 electrically connected to the cable (not shown). connect.

3 and 4, the plate end insulator 11 has a bottom wall 111, a front wall 112 extending vertically upward from the front and rear side edges and side edges of the bottom wall, a rear wall 113 and two side walls 114, the bottom wall 111 , the front wall 112 , the rear wall 113 and the two side walls 114 enclose an insertion space 110 . A tongue 115 protrudes from the middle of the bottom wall 111 into the insertion space 110 , and a terminal groove 116 is formed on the lower surface of the bottom wall 111 to penetrate the tongue 115 , the front wall 112 , and the rear wall 113 . The two sides of the rear wall 113 and the upper ends of the two side walls 114 are concavely provided with slots 117, and the inner sides of the two side walls 114 adjacent to the rear wall 113 are all protruding inwardly and provided with fool-proof blocks 119, and the outer surfaces of the two side walls 114 A locking block 1141 is provided, a boss 118 is provided on the outer surfaces of the front wall 112 and the rear wall 113 , and a card slot 1121 is also provided on the outer surface of the front wall 112 .

Please refer to Fig. 3 and Fig. 4, the board end terminals 12 are held in the terminal groove 116 of the board end insulator 11 in two rows, front and back, and include a holding part 121, which is formed by extending upward from the upper edge of the holding part 121 at a certain distance. Two elastic arms 122 and a welding portion 123 formed by extending outward from one end of the holding portion 121 . The holding portion 121 is fixed in the terminal groove 116 , the spring arm 122 protrudes from the tongue portion 115 and the insertion space 110 between the front plate 112 and the rear plate 113 , and the welding portion 123 protrudes out of the board end insulator 11 .

Please continue to refer to FIG. 3 , the board end housing 13 is surrounded by a front wall 131 , a rear wall 132 and two side walls 133 . The two sides of the rear wall 132 and the upper ends of the two side walls 133 are bent inward and downward to form a clamping strip 134, and the two side walls 133 are provided with a gap 135 that engages with the clamping block 1141, and the front wall 131 and the rear wall 132 are punched inward. Holders 136 are provided, and both sides of the front wall 131 are also punched inwards and upwards with cards 137 and bayonets 139 penetrating the front wall. on the circuit board. The board end shell 13 is covered on the board end insulator 11, the clamp strip 134 bypasses the slot 117 and is clamped on the inner side of the rear wall 113 and the two side walls 114, and the clamp 136 is clamped on the boss 118 from the upper side, so that The board end shell 13 cannot produce downward displacement relative to the board end insulator 12; Displacement, so that the board end shell 13 is covered and fixed on the board end insulator 12 .

Please continue to refer to Figures 3 and 5, the wire end insulator 21 includes a main body 211 and a docking part 212 protruding downward from the lower end of the main body 211, a groove 213 is opened on the docking part 212, the docking part 212 is inserted In the insertion space 110 , the tongue 115 is accommodated in the groove 213 . The main body portion 211 defines a terminal groove 214 extending to the mating portion 212 . A card platform 215 and a card slot 216 are disposed on the front and rear surfaces of the main body 211 . A fixing plate 217 extending up and down is connected to the front surface of the main body 211 , and a rib 2171 protrudes from the fixing plate 217 toward the surface of the wire end insulator 21 . The main body part 211 of the line end insulator 21 and the two sides and the back side surface of the docking part 212 are also concavely provided with the clip grooves 218 extending up and down, and the surfaces of both sides of the front end of the docking part 212 are convexly provided with a fool-proof wall 219, so as to Cooperate with the fool-proof block 119 to realize the fool-proof function.

Please continue to refer to Fig. 3 and Fig. 4, the wire end terminals 22 are held in the terminal slot 214 of the wire end insulator 21 in two rows, front and back, and include a pair of pins 221, a clamping portion 222 connected to the end of the pin 221 and a clamping portion connected to the clamping pin 221. The clamping portion 223 at the free end of the portion 222.

Please continue to refer to Fig. 3 and Fig. 4, the wire end housing 23 is surrounded by a front plate 233, two side plates 231 and a rear plate 232, the two sides of the rear plate 232 and the lower ends of the two side plates 231 are bent inward and extended Then bend downwards and extend to form four clamping feet 234. The front plate 233 and the rear plate 232 are respectively punched with two recesses 230, and the front plate 233 and the rear plate 232 are respectively punched with two elastic pieces inwards and upwards. 235. The wire-end housing 23 is covered on the wire-end insulator 21, the clamping feet 234 are clamped in the clamping grooves 218 of the wire-end insulator 21, and the concave portion 230 is clamped on the card table 215 from the upper side, so that the wire-end housing 23 cannot face each other. The line end insulator 21 produces a downward displacement; the elastic piece 235 is clamped in the clamping groove 216, so that the line end shell 23 cannot produce an upward displacement relative to the line end insulator 21, so that the line end shell 23 is covered and fixed on the line end insulator 21 on.

Please continue to refer to Figure 2 and Figure 3, when the board end connector 1 is mated with the wire end connector 2, the board end terminal 12 is installed on the board end insulator 11, the wire end terminal 22 is installed on the wire end insulator 21, and the board end housing 13 is coated on the outside of the board end insulator 11, the wire end housing 23 is covered on the outside of the wire end insulator 21, the butt joint 212 is plugged into the insertion space 110, the tongue 115 is accommodated in the groove 213, and the wire end connector The protrusion 2171 of 2 is fixed in the bayonet 139 of the board end connector 1, the clip 234 is clipped in the clip groove 218 and elastically clamped with the clip 134, and the board terminal 12 electrically connected with the circuit board and the The wire end terminals 22 electrically connected to the cables are inserted into each other, so as to realize the circuit connection between the circuit board and the cables. And because of the setting of the fool-proof block 119 and the fool-proof wall 219, when the board end connector 1 and the line end connector 2 are reversely inserted, the fool-proof block 119 will block the fool-proof wall 219, so that the board end connector 1 and the wire end connector End connector 2 cannot be docked to prevent reverse insertion.

To sum up, the cable connector combination of the present invention covers the board end insulator 11 through the board end shell 13, the wire end shell 23 covers the wire end insulator 21, and the protrusion 2171 of the wire end connector 2 It is fixed in the bayonet socket 139 of the board connector 1 , and the clip feet 234 are elastically clamped with the clip bar 134 , so that the board case 13 and the wire case 23 are tightly inserted and ensure their anti-electromagnetic interference function.

Claims (9)

1. cable connector combination; It is characterized in that: comprise the plate terminal adapter and the line-end connector that cooperatively interact, said plate terminal adapter comprises plate end insulator, is installed on the plate end terminal in the plate end insulator and is coated on the outer plate end housing of plate end insulator; The plate end housing is surrounded by front wall, back wall and both walls, inwardly bend downwards on Hou Qiang both sides and the both walls and extend to form card article, and the front wall both sides is also inwardly upwards towards being provided with the bayonet socket through front wall; Said line-end connector comprises the line end insulator, is installed on the line end terminal of line end insulator and is coated on the outer line end shell of line end insulator; The line end shell is enclosed mutually by header board, biside plate and back plate and forms; Bend downwards again after back plate both sides and biside plate lower end bend inwards and extend and extend to form card base; Card base and card article elasticity chucking, said line end insulator comprises main part and the docking section that is protruded out by the main part lower surface downwards, connects the fixed head that extends below on the main part front surface; Fixed head protrudes out a fin towards the surface of line end insulator, protruding helping in the bayonet socket that is immobilizated in the plate terminal adapter.

2. cable connector combination as claimed in claim 1; It is characterized in that: said plate end insulator has diapire, lateral margin and both side edges upwards vertically extend before and after the diapire antetheca, rear wall and two side, this diapire, antetheca, rear wall and two side surround a grafting space; Diapire middle part protrudes out a tongue in the grafting space, the diapire lower surface offers the terminal groove that is through on tongue and antetheca, the rear wall; Said plate end terminal is immobilizated in the terminal groove.

3. cable connector combination as claimed in claim 2; It is characterized in that: said plate end housing is surrounded by front wall, back wall and both walls; Offer breach on the plate end housing both walls, said plate end insulator two side outer surface is provided with fixture block, and fixture block is immobilizated on the breach of plate end housing.

4. cable connector combination as claimed in claim 2; It is characterized in that: the rear wall both sides of said plate end insulator and upper end, two side are concaved with fluting downwards; Said plate end housing Hou Qiang both sides and both walls upper end inwardly bending downwards extend to form card article, and card article is walked around the fluting of plate end insulator and is held on rear wall and inboard, two side.

5. cable connector combination as claimed in claim 2 is characterized in that: said plate end insulator antetheca and rear wall outer surface are provided with boss, and plate end insulator antetheca outer surface is provided with draw-in groove; Inwardly hold towards being provided with on the front wall of said plate end housing and the back wall, inwardly making progress to dash on the plate end housing front wall is provided with card, holds from upside to be fastened on the boss of plate insulator, and card is fastened in the draw-in groove of plate end insulator.

6. cable connector combination as claimed in claim 2 is characterized in that: the inboard, two side of said plate end insulator is faced and is met the rear wall place and all inwardly convex with the fool proof piece, and the docking section front end both side surface of line end insulator all outwards convexes with the fool proof wall.

7. cable connector combination as claimed in claim 1; It is characterized in that: be equipped with Ka Tai on the main part front and rear surfaces of said line end insulator; Said line end shell is enclosed mutually by header board, biside plate and back plate and forms; Each inwardly dashes and is provided with two recesses on header board and the back plate, and recess is fastened on the Ka Tai of line end insulator from upside.

8. cable connector combination as claimed in claim 7; It is characterized in that: said line end insulator body portion front and rear surfaces is provided with draw-in groove; Each inwardly upwards dashes and is provided with two flexure strips on said line end shell header board and the back plate, and flexure strip is fastened in the draw-in groove of line end insulator.

9. cable connector combination as claimed in claim 1 is characterized in that: also be concaved with the card base groove that extends below on the main part of said line end insulator and both sides, docking section and the rear side surface, said card base is held in the card base groove of line end insulator.

Images