CN2520031Y - Connector assembly - Google Patents

Abstract

A connector assembly device mainly comprises a connector body and a plug socket, and is characterized in that a hollow convex part is arranged at the bottom side of an insulating socket of the connector body, the center of the top side of the convex part is slightly sunken, a plurality of transverse guide grooves which are oppositely arranged in parallel at intervals and extend reversely are arranged in the concave part, two rows of L-shaped terminals are oppositely arranged by horizontal extension parts, the vertical extension parts of the terminals extend downwards to the inner edge of the convex part, signal ends of a plurality of coaxial cables preset in the clamping and positioning of the insulating socket are contacted with each horizontal extension part by an upper cover and a lower cover, the plug socket is provided with slots which are correspondingly arranged at the periphery of the central convex part of a socket body, a plurality of elastic terminals are embedded, the elastic terminals extend outwards from the side of the base part, the socket body extends from two outer sides in the lower direction and is welded on a circuit board, the insulating socket is sleeved on the socket body, the vertical extension parts of the terminals are contacted with the elastic, the transmission of signals between the coaxial cable and the circuit board is formed, and the coaxial cable has the advantages of light and exquisite structure, simple and easy assembly, low cost and practicability.

Description

combination of connectors

technical field

The utility model relates to an electrical connector, in particular to a connector combination device used for coaxial cable connection.

Background technique

With the advancement of science and technology and the popular trend of lightweight and delicate products, the connectors used in various current and signal connections also have a tendency to shrink in size and have strict requirements on electrical characteristics. In order to improve production efficiency, its design The convenience of assembly must also be considered. Therefore, under limited space conditions, how to achieve a more precise electrical connection state with a simpler and lower-cost structural design is an issue that the relevant industry needs to work hard to solve.

The electrical connection structure of the common mini (small) coaxial cable (Mini Coaxial Cable) is relatively simple. There are two common board-to-board connectors (Board to Board Connector) respectively soldered to an adapter board and a circuit board. on, and solder a mini-coaxial cable to the adapter board, and use the joint of the two board-to-board connectors to make the mini-coaxial cable form an electrical connection with the preset circuit board; however, this use The connection structure between the adapter plate and the board-to-board connector and the circuit board is not only extremely cumbersome in processing, but also the cost of each component is high, which is not in line with economic benefits. It is designed for the use of axial cables. Therefore, it must meet different height restrictions, and choose different forms of board-to-board connectors, which increases the inconvenience of inventory management.

Furthermore, although there are currently dedicated connectors for mini-coaxial cables, the design of traditional mini-coaxial cable connectors must use special tools to press-fit each terminal into a preset insulating seat , and connectors with different numbers of terminals have different widths. Therefore, when producing connectors with different widths, different special tools must be replaced, which causes troubles during production and seriously affects production efficiency.

In view of the above-mentioned shortcomings of the common mini-coaxial cable connector structure, the author made in-depth research and improvement on these shortcomings, and finally produced the utility model.

Contents of the invention

The utility model is to provide a connector combination device to solve the technical problems of light and delicate structure, easy assembly without special tools, and low cost.

The technical solution adopted to solve the above-mentioned technical problems is as follows:

A connector combination device mainly includes a connector body and a socket, and is characterized in that: the connector body mainly includes:

An insulating seat matched with the receptacle has a hollow protrusion extending from its bottom side, the hollow wall inside the protrusion is provided with a plurality of parallel longitudinal grooves, and the center of the top side of the insulating seat is a depression. There are a plurality of relatively parallel and spaced transverse channels extending in reverse, and each transverse channel communicates with the longitudinal channel through the terminal insertion holes on the two outer end sides;

A plurality of terminals are bent from the middle part, and the extension part on one side can extend into the longitudinal groove of the insulating seat, and the extension parts on the other side can extend upwards from the terminal insertion hole to the longitudinal channel on the top side of the insulating seat. A coplanar surface is formed in the channel;

at least one dielectric shell covering the insulating seat and conducting with the grounding part of the wire;

The periphery of the top side of the insulating seat forms two concave notches at the extension position of the arrangement direction of each terminal insertion hole, which are convenient for accommodating a longer tool to press down the terminal to position it;

The edge of the top side of the insulating seat is provided with a side notch on one side parallel to the extending direction of each transverse groove for the wire to extend into the insulating seat and connect with the terminal;

The grounding parts of the wires are connected and fixed to a grounding piece, and the top edge of the insulating base is respectively provided with a recessed locking recess for the two ends of the grounding piece to be embedded and positioned at the two ends of the side notch. groove;

The top surface of the dielectric housing cover is provided with a plurality of downwardly extending elastic contact pieces on the side of the side notch for elastically abutting against the connecting wire grounding pieces;

The extended end of the elastic contact piece is provided with at least one through hole which is convenient for soldering to join with the grounding piece during welding;

The dielectric shell cover is provided with an extension plate for clamping wires on the upper and lower sides of the side gap adjacent to the insulating seat, and is convenient for gluing and fixing the wires;

The outer peripheral edge of the insulating seat is provided with a plurality of protruding locking bumps for being inserted into predetermined positioning holes on the surface of the dielectric case cover to form positioning joints;

The dielectric shell cover includes: an upper cover and a lower cover, a hollow part is arranged in the center of the lower cover, and the periphery of the hollow part extends downwards to fit on the outer side of the convex part of the insulating seat to form a covered convex ring Edge, the upper cover is closed on the top side of the insulating seat, and the upper and lower covers are fixed and conducted by fastening the preset locking bumps with the corresponding positioning holes;

The terminal is slightly bent in an L-shape with a horizontal extension and a vertical extension. The two extensions are respectively deviated from the two sides of the central line. The vertical extension of the terminal is symmetrically positioned in the terminal insertion hole of the insulating base. Its horizontal extensions are arranged alternately and alternately;

A plurality of terminal insertion holes on one side of the insulating base are inserted into reverse terminals, and the reverse terminal also includes a horizontal extension and a vertical extension, and is respectively aligned with the horizontal extension and the vertical extension of the terminal. The extension direction is opposite, the insertion and positioning of the reverse terminal, the horizontal extension of the reverse terminal and the horizontal extension of the terminal extend in the same direction;

The periphery of the convex part is provided with an eccentric slideway offset to one side to prevent mis-insertion of the socket;

The dielectric housing cover protrudes a protruding elastic piece in the eccentric slideway, and a locking groove for positioning the convex elastic piece is relatively provided on the corresponding side protrusion of the socket;

There is a terminal partition between each transverse channel;

The socket mainly includes:

A seat body engaged with a matching connector has a central protrusion in the center, an insulating wall is provided on one side of the central protrusion separated by an insertion ring groove, and an opening on one side is hollowed out on the opposite side of the insulating wall, The two sides of the central protrusion are provided with a plurality of correspondingly arranged slots;

A plurality of elastic terminals are joined by a base portion and an elastic portion in a bend. The elastic portion protrudes into each slot of the seat body and elastically protrudes to both sides, opposite to the jointed connector. The preset terminals are elastically contacted, and the base protrudes parallel to the outside from the bottom side of the base body, and is electrically connected with the preset circuit board;

One side cover, which is a slightly shaped conductive anti-magnetic shell, covers the side opening of the seat body, the bottom side of the side cover is connected with the grounding part of the circuit board, the connector is inserted into contact, and the outer side The dielectric housing conducts the ground potential of the connector and the circuit board;

The seat body is provided with a slot on both sides where the side opening is connected, and an extension protrudes from both ends of the side cover, and an obliquely extending protruding elastic piece is provided in the center of the extension part, and the extension part extends into the slot Inside, the protruding shrapnel is reversely stuck in it to form a positioning;

The seat body is provided with a plurality of raised positioning bumps on the side opening side, and the side cover is provided with positioning holes at opposite positions;

The side cover is provided with a plurality of inwardly protruding side pressure plates to press against the dielectric housing on the front side of the inserted connector to form a grounding connection;

The two ends of the central convex part of the seat body are provided with side convex blocks that are biased to one side and form sliding guides and prevent mis-insertion;

The center of the side protruding block is provided with a locking groove, and the locking groove is inserted into the preset protruding elastic piece in the relative eccentric slideway of the connector to form a locking positioning.

The utility model is to provide a connector combination device, which is provided with a plurality of parallel horizontal guide grooves in the center of the insulating seat of the connector body, which can be accommodated and inserted into the horizontal extension of the positioned L-shaped terminal. , and the periphery of the top side of the insulating seat is provided with a notch at the extension parts at both ends of each transverse guide groove to accommodate a longer processing tool, which can share a longer processing tool without special processing tools, and can It effectively simplifies the preparation procedures and tools for its production, and reduces the production cost. At the same time, the extensions on both sides of the slightly L-shaped terminal are separated and eccentric. Using this kind of separated and eccentric structure design, the terminals can be arranged in opposite directions. At the same time, the vertical extensions on the bottom side are arranged correspondingly, while the horizontal extensions on the top side are arranged in a staggered interval, so that the number of terminal arrangements (density) per unit length can be increased, which is conducive to the lightness and compactness of the connector structure. Refined. Therefore, the technical problems of light and delicate structure, easy assembly without special tools and low cost are solved.

The utility model has the advantages of simple structure, easy processing and assembling, and the volume can be effectively reduced without special processing tools, which can effectively simplify the production preparation procedures and tools, reduce the production cost, and make the terminal arrangement number (density) per unit length Increase, in order to facilitate the light and delicate structure of the connector, and practical

Description of drawings

Figure 1 is an exploded view of the structure of the connector body of the present invention;

Fig. 2 is an exploded view of the structure of the utility model socket;

Fig. 3 is a schematic diagram of a part of the assembly of the connector body of the present invention and another side view of turning it 180 degrees;

Figure 4 is a schematic diagram of the combination of the connector body and the coaxial cable of the utility model;

Fig. 5 is a schematic diagram of the structure of the connector body of the present invention and the receptacle before they are combined;

Fig. 6 is a schematic diagram of the combination of the connector body and the socket of the utility model;

Fig. 7 is a diagram of another terminal structure embodiment of the present invention;

FIG. 8 is an overall embodiment diagram of the terminal structure in FIG. 7 .

Detailed ways

Figures 1 and 2 are exploded views of the structure of the connector body and the socket socket of the present invention. Referring to Figure 3, it can be clearly seen that the utility model mainly includes two parts: the connector body 1 and the socket socket 2. The connector body 1 is composed of an insulating base 11, an upper cover 12, a lower cover 13, and a plurality of terminals 14. A convex portion 111 extends from the bottom side of the insulating base 11, and a hollow central container is provided in the convex portion 111. The center of the top side of the insulating seat 11 is a depression, and a plurality of parallel and symmetrically arranged terminal insertion holes 113 are arranged in the middle of the top side of the insulating seat 112. 1132, a terminal spacer 1133 is provided between each transverse channel 1131 and the transverse channel 1132, and each terminal insertion hole 113 is downwardly connected to the vertical channel 1134 recessed on the inner edge of the convex part 111, and the peripheral edge of the convex part 111 An eccentric slideway 1111 offset to one side is provided between the two rows of longitudinal grooves 1134, and the extension direction of both ends of the aforementioned terminal insertion holes 113 (the same side as the eccentric slideway 1111) is on the top of the insulating seat 11. Two concave notches 114 are formed on the side peripheral edge, and a side notch 116 is provided between the two notches 114 on the top peripheral edge of the insulating seat 11. The two ends of the side notch 116 are respectively provided with a recessed locking groove 1161, and The outer periphery of the insulating seat 11 is provided with a plurality of protruding locking bumps 115, and the upper cover 12 and the lower cover 13 are housings with a conductive and antimagnetic function. A protruding ring 132 extends downwards from the peripheral edge, which can be fitted on the outside of the convex portion 111 of the insulating seat 11. A flange 134 extends upward from the outer peripheral edge of the lower cover 13, and the flange 134 is parallel to the side facing the opening of the insulating seat. The notch 116 is provided with a notch 133 on one side, the bottom side of the notch 133 is provided with an extension plate 1331 outwards, and the flange 134 is provided with a notch 114 corresponding to the insulating seat 11 and a locking protrusion 115 respectively. In addition to the notch 1343 and the positioning hole 1341, a plurality of protruding locking bumps 1342 are provided on the outer peripheral edge, while a plurality of corresponding and inwardly protruding convex elastic pieces 1321 are provided on the inner peripheral edge of the protruding ring 132 The periphery of the upper cover 12 is provided with a flange 121, which can be used to cover the top side of the insulating seat 11, and the periphery of the upper cover 12 is provided with a plurality of positioning holes 1211 corresponding to the locking protrusions 1342 of the lower cover 13, and the upper cover 12 is provided with a downwardly extending side notch 122 on the other side corresponding to the side notch 116 of the insulating base 11, and the top edge of the side notch 122 is provided with an outwardly protruding extension plate 1221, and the top surface of the upper cover 12 is on the side notch 122 The side is provided with a plurality of elastic contacts 123 extending downwards, and the extended end of the elastic contacts 123 is provided with at least one through hole 1231, and the terminal 14 is roughly formed by a horizontal extension 141 and a vertical extension 142. L-shaped bending, and its horizontal extension 141, vertical extension 142 are respectively deviated from the two sides of the central line; the socket 2 is composed of a base 21, a side cover 22 and a plurality of elastic terminals 23, the seat The center of the body 21 is provided with a central convex portion 211, and the periphery of the central convex portion 211 is provided with an insertion ring groove 212, and one side of the seat body 21 is hollowed out to form a side opening 213, and the central convex portion 211 is provided on both sides. There are a plurality of correspondingly arranged slots 2111, and a side projection 2113 biased to one side is provided at the other two ends, and a locking groove 2112 is provided in the center of the side projection 2113, and the seat body 21 is connected with the side opening 213 There is a slit 2131 on both sides of the side cover, and a plurality of raised positioning protrusions 2132 are provided at the bottom of the side opening 213 side. The side cover 22 is slightly in the shape of a ㄇ, and an extension part 221 protrudes from both ends of the side cover. The center of the extension part 221 is punched with a protruding elastic piece 2211 extending obliquely. The middle part of the side cover 22 is also provided with a plurality of positioning holes 222 corresponding to the positioning protrusions 2132 of the seat body 21, and between the positioning holes 222 there are There is a side pressure plate 223 protruding inward, and a welding part 224 can be extended downwards at both ends of the side cover 22. The elastic terminal 23 is connected in an L shape with a base part 231 and a spring part 232, so that the spring The warped parts 232 extend into the slots 2111 of the base body 21 and elastically protrude toward both sides, while the base part 231 protrudes parallelly outward from the bottom side of the base body 21 .

When assembling, the vertical extension 142 of each terminal 14 can be inserted into the terminal insertion hole 113 of the insulating base 11, and each horizontal extension 141 can be extended relatively, and a strip-shaped tool can be used to press down from above to press the terminal 14. Embedded to the position, at this time, the terminals 14 in the two rows of terminal insertion holes 113 on the insulating base 11 are locked in the horizontal grooves 1131 and 1132 by the horizontal extension 141 and extend in a staggered manner relative to each other, while the vertical extension 142 extends downward. into the longitudinal channel 1134 on the inner edge of the central accommodating portion 112 in the convex portion 111, while the convex portion 111 of the insulating seat 11 can extend into the hollow portion 131 of the lower cover 13 and be covered by the convex ring 132 on its periphery (At this time, the protruding elastic piece 1321 on the inner edge of the protruding ring 132 extends into the eccentric slideway 1111 of the insulating seat 11 ), and can form a positioning engagement by inserting each locking protrusion 115 into the positioning hole 1341 .

The notches 114 on both sides of the above-mentioned insulating seat 11 are for accommodating a longer pressing tool for pressing down without any interference. Only a pressing tool with sufficient length is required for production. Completing the crimping operation of the terminals 14 required by the connector body 1 of various lengths and sizes can effectively simplify the arrangement of production equipment and processes, and improve production efficiency.

Figures 4, 5 and 6 are schematic diagrams of the combination of the connector body and the coaxial cable of the present invention and the combination diagrams of different states between the connector body and the socket. The axial cable 4 is connected in series with the grounding wire on the surface side of the coaxial cable 4 with a conductive grounding piece 41. When assembling, the grounding piece 41 is placed inside the side notch 116 of the insulating seat 11, and its two ends are embedded in the card. In the groove 1161, the signal end of each coaxial cable 4 can be contacted with the horizontal extension 141 of each terminal 14 (and welded and positioned), and the coaxial cable 4 can be prevented from being pulled out by force and loosened;

Then, cover the upper cover 12 on the insulating seat 11, and insert each locking protrusion 1342 of the lower cover 13 into the positioning hole 1211 of the upper cover 12, so that the two can be engaged and positioned. At this time, the extension plate 1221 of the upper cover 12 The extension plate 1331 of the lower cover 13 is respectively clamped on the upper and lower sides of the grounding piece 41 of each coaxial cable 4. In addition to the basic clamping and positioning effect, it is also convenient to be glued and fixed separately. The upper cover 12 The elastic contact piece 123 can be pressed against the ground piece 41 to form a conduction, and can be soldered on its through hole 1231 to form a welding connection with the ground piece 41, and the socket 2 is an extension on both sides of the side cover 22 221 is inserted into the slit 2131 of the seat body 21, and is stuck in it by the convex elastic piece 2211 to form a positioning. The assembled socket 2 is welded to the base 231 of the bottom side of the elastic terminal 23 on the circuit board 3. terminal pads 31, while welding the welding portion 224 of the side cover 22 to the side cover pads 32 of the circuit board 3 to form a ground, and finally, the connector body 1 and the receptacle 2 are relatively fitted to make the connector body 1 The central accommodating part 112 of the insulating seat 11 fits on the central convex part 211 of the seat body 21 of the socket 2, and the corresponding side protrusion 2113 is fitted by the concave notch 114, which can form a sliding guide and prevent errors. Double effect, and when the protruding elastic piece 1321 of the protruding ring 132 is stuck against the locking groove 2112, the connector body 1 and the receptacle 2 can form a joint position, and the side pressure plates 223 of the side cover 22 can also be The elastic pressure is pressed against the outer edge of the convex ring 132 of the connector body 1 to form tight positioning and grounding conduction, so that the vertical extension 142 of each terminal 14 and the spring-up portion 232 of the elastic terminal 23 can be contacted and conducted. And the signal transmitted by the coaxial cable 4 is connected to the circuit board 3 .

The eccentric slideway 1111 of the above-mentioned insulation seat 11 of the utility model and the side protrusion 2113 of the corresponding seat body 21 are correspondingly set at a position deviated from the axis, so that the two can not be inserted in the opposite direction when they are rotated 180 degrees relative to each other, thereby To achieve the preset error prevention effect.

Figures 7 and 8 are another terminal structure of the present utility model and its overall embodiment diagrams. It can be seen from the two diagrams that another usage pattern of the present utility model is to apply a reverse terminal 140, and the reverse terminal 140 There is a horizontal extension part 1401 and a vertical extension part 1402 respectively arranged in the opposite direction to the horizontal extension part 141 and vertical extension part 142 of the terminal 14, so that when the opposite terminal 140 is inserted into the terminal insertion hole 113 of the insulating base 11 Each horizontal extension 1401 of the terminal 14 can extend in the same direction (towards the side notch 116) between the horizontal extensions 141 of the terminal 14, so that the ground piece 401 of the coaxial cable 40 can be pressed against each horizontal extension during assembly. 1401, so as to be suitable for product assembly changes where the coaxial cables 40 are sparsely arranged and have different grounding forms.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the implementation scope of the present utility model. That is, all equivalent changes and modifications made according to the patent scope of the utility model are covered by the patent scope of the utility model.

To sum up, the connector combination device of the present invention does have the effect of sharing processing tools and elastic changes in product assembly, and indeed has industrial applicability, novelty and advancement, and fully meets the requirements for utility model patent applications , so a utility model patent application is filed in accordance with the law.

Claims (20)

1, a kind of connector composite set mainly includes connector body and plug socket, it is characterized in that: this connector body mainly comprises:

One insulating base that engages with the plug socket coupling, the protuberance of a hollow is extended in its bottom side, hollow wall in this protuberance is provided with a plurality of pod roads that extend in parallel, insulating base top side central authorities are a depression, be provided with the cross groove-channel of a plurality of opposing parallel interval and reverse extension in it, each cross groove-channel is to be communicated with this pod road via two outer distolateral terminal inserting holes;

A plurality of terminals are a bending by the position, stage casing, and one side extension can stretch in the pod road of this insulating base, and the extension of two opposite sides then can be extended upwardly in the pod road of insulating base top side by the terminal inserting hole and form a copline;

At least one dielectric cap is coated on outside this insulating base, and forms conducting with the ground connection position of wire rod.

2, connector composite set according to claim 1 is characterized in that: this insulating base top side week be convenient to ccontaining one long instrument because of two of the extended position formation of each terminal inserting hole orientation and press down the concane gap that terminal makes it to locate.

3, connector composite set according to claim 1 and 2 is characterized in that: this insulating base top side week is provided with the side breach that is connected with terminal for wire rod stretches into insulating base because of the side that each cross groove-channel extends in parallel direction.

4, connector composite set according to claim 3, it is characterized in that: the grounding parts of this each wire rod is to be connected to be fixed in a ground strip, and insulating base top side week embeds and the stopper groove of location because of the both ends of this side breach and the both ends that are respectively equipped with recessed this ground strip of confession that contracts.

5, connector composite set according to claim 4 is characterized in that: this dielectric cap end face is resisted against the elastic contact blade that is connected on each wire rod ground strip in the confession elasticity that this side breach side is provided with a plurality of downward extensions.

6, connector composite set according to claim 5 is characterized in that: the extension end of this elastic contact blade is provided with at least one perforation that scolding tin engages with this ground strip when being convenient to weld.

7, connector composite set according to claim 3 is characterized in that: this dielectric cap is arranged with one for wire gripper in the upper and lower side of side breach of facing insulating base, and is convenient to gluing and the fixing extension board of wire rod.

8, connector composite set according to claim 1 and 2 is characterized in that: the outer peripheral edges of this insulating base are provided with the stopper projection that forms locating engagement for embedding in the default location hole in dielectric cap surface of a plurality of projectioies.

9, connector composite set according to claim 1 and 2, it is characterized in that: this dielectric cap comprises: a loam cake and a lower cover, the central authorities of this lower cover are provided with a hollow-out parts, this hollow-out parts periphery and extension one downwards are sleeved on the protuberance outside of insulating base and form a convex ring edge that coats, this loam cake is to be covered on the insulating base top side, between this upper and lower cover is to be fastened and conducting with relative location hole with default stopper projection.

10, connector composite set according to claim 1 and 2, it is characterized in that: this terminal is with a horizontal-extending portion, the slightly L-shaped bending of a vertical stretch, this two extension is the both sides that deviate from the Central Line respectively, this terminal vertical stretch symmetry is positioned the terminal inserting hole of insulating base, and its horizontal-extending portion is alternate staggered arrangement.

11, connector composite set according to claim 1 and 2, it is characterized in that: a plurality of terminal inserting holes of this insulating base one side reverse terminal of planting, this reverse terminal also comprises a horizontal-extending portion and a vertical stretch, and arrangement position and the bearing of trend with the horizontal-extending portion of terminal, vertical stretch is opposite respectively, the plant location of this reverse terminal, the equidirectional extension of horizontal-extending portion of the horizontal-extending portion of its reverse terminal and terminal.

12, connector composite set according to claim 1 and 2 is characterized in that: this protuberance periphery is provided with the eccentric slideway that plug socket misplugs that prevents to one-sided skew.

13, connector composite set according to claim 12 is characterized in that: this dielectric cap protrudes out a protruding shell fragment in this off-centre slideway, and also is provided with a stopper groove for this protruding shell fragment stopper location on the side projection of this plug socket correspondence relatively.

14, connector composite set according to claim 1 and 2 is characterized in that: be provided with a terminal dividing plate between each cross groove-channel.

15, connector composite set according to claim 1, it is characterized in that: this plug socket mainly comprises:

One pedestal that engages with the connector of coupling, its central authorities are provided with a central spud, this central spud one side is plant annular groove and be provided with an insulation wall at interval, and the offside of this insulation wall then hollow out forms a side opening, and these central spud both sides are provided with a plurality of corresponding lines of rabbet joint of arranging;

A plurality of flexible terminals, be to be a bending with a base portion with a bullet portion of sticking up to engage, this bullet portion of sticking up stretches in each line of rabbet joint of this pedestal, and protrude out to two side elasticity, terminal Elastic Contact with absolute presupposition on the connector that engages, base portion is outside parallel the stretching out in the pedestal bottom side then, is electric connection with the circuit board of presetting;

One side cover slightly is the electric conductivity and shielding magnet housing of a ㄇ shape, and it is the side opening that is coated on this pedestal, and this side cover bottom side is connected with the grounding parts of circuit board, and this connector inserts contact, this connector of dielectric casing conducting of its appearance side and the earthing potential of circuit board.

16, connector composite set according to claim 15, it is characterized in that: this pedestal is arranged with an interpolation slit in the both sides that side opening is connected, the both ends of this side cover then protrude out an extension respectively, this extension central authorities also are provided with the protruding shell fragment of an oblique extension, this extension stretches in the interpolation slit, and the reverse stopper of this protruding shell fragment forms the location in it.

17, according to claim 15 or 16 described connector composite sets, it is characterized in that: this pedestal is provided with the locating convex block of a plurality of projectioies in the side opening side, and this side cover then is provided with location hole in relative position.

18, according to claim 15 or 16 described connector composite sets, it is characterized in that: this side cover is provided with a plurality of side guides that inwardly protrude out, and with the dielectric casing of the connector table side that presses on insertion, and forms an earth-continuity.

19, according to claim 15 or 16 described connector composite sets, it is characterized in that: the central spud both ends of this pedestal are provided with the side projection that the one-sided formation of deflection has slide guide concurrently and prevents to misplug.

20, connector composite set according to claim 19 is characterized in that: these side projection central authorities are provided with the stopper groove, and the default protruding shell fragment that protrudes out inserts and formation stopper location in the relative eccentric slideway with this connector of this stopper groove.

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