CN218242357U - Plug board type electric connector structure - Google Patents

Abstract

The utility model relates to the technical field of electronics, and provides a plug board type electric connector structure, which comprises an insulating seat, an insulating cover and an electric contact piece, wherein the insulating seat is provided with a base and a back board, the base is provided with a bottom groove and a concave part, the bottom groove is provided with a terminal hole, and the back board is provided with a positioning hole; the insulating cover comprises a vertical plate opposite to the back plate and a cover plate on the vertical plate, and the vertical plate is provided with a clamping groove and a lug; the cover part is provided with a cover groove and a convex column relative to the bottom groove; the electric contact piece comprises an insertion piece, the insertion piece comprises a transverse insertion part and a vertical insertion part, and the clamping groove clamps the transverse insertion part and enables the transverse contact part exposed by the transverse insertion part to be positioned on the outer side of the vertical plate; the vertical inserting part is provided with a longitudinal contact part which is communicated with the transverse contact part circuit near the lower edge; the convex block is matched with the concave part, the convex column is matched with the positioning hole, the upper edge of the electric contact piece is arranged in the cover groove, and the longitudinal contact part is arranged in the bottom groove and is contacted with the terminal pin.

Description

Plug board type electric connector structure

Technical Field

The utility model belongs to the technical field of the electronic technology and specifically relates to indicate and disclose a picture peg formula electric connector structure.

Background

The problems to be solved in the connector of the prior art are as follows: the structure of the components and the interference (such as mortise and tenon) between the components is reduced because the small-sized electrical connection components are damaged due to hard interference or the product size is reduced due to tight tolerance in the interference fixing process, and the defect rate is difficult to reduce due to such problems. However, in practice, securing and soldering the electrical connectors of the compact, dense electrical plug-type by interference is a challenge to be solved.

Disclosure of Invention

In order to solve the above technical problem, an object of the present invention is to provide a board-inserting type electrical connector structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

disclosed is a plate-type electric connector structure, including the insulating cover of insulating seat and adaptation insulating seat and a plurality of electric contact pieces side by side that stabilize through insulating seat and insulating cover, wherein: the insulating base is provided with a base and a back plate, the base is provided with a bottom groove and a concave part arranged on the front side, the bottom groove is provided with terminal holes, and the back plate is provided with a positioning hole; the insulation cover comprises a vertical plate opposite to the back plate and a cover plate on the upper side of the vertical plate, and the vertical plate is provided with a clamping groove and a convex block; the cover part is provided with a cover groove relative to the bottom groove and a convex column at the rear side; the electric contact piece comprises an inserting piece and a terminal pin, the inserting piece comprises a transverse inserting part and a vertical inserting part, and the clamping groove clamps the transverse inserting part and enables the transverse contact part exposed by the transverse inserting part to be positioned on the outer side of the vertical plate; the vertical inserting part is provided with a longitudinal contact part which is communicated with the transverse contact part circuit near the lower edge; the terminal pins comprise pins exposed out of the back of the base through the terminal holes and fork parts which are positioned in the bottom grooves and have upward fork openings; the convex block is matched with the concave part, and the convex column is matched with the positioning hole, so that the upper edge of the electric contact piece is arranged in the cover groove, and the longitudinal contact part is contacted with the fork part in the bottom groove through the fork opening, and an electric path is formed.

In this embodiment, it is preferable that: the bottom groove is provided with a front opening, symmetrical notches are distributed on the opposite groove walls of the bottom groove at equal intervals, and the terminal hole is positioned in the middle of the symmetrical notches; the concave part is formed along the back surface at the front side of the base in a retracting way.

In this embodiment, it is preferable that: the back plate is positioned at the rear side of the base and is vertical to the base, the vertical ribs are arranged in parallel in the back plate, a plate groove for connecting the bottom grooves is formed between every two adjacent vertical ribs, the vertical ribs occupy 4/5 to 2/3 of the height of the back plate, and the positioning holes are a plurality of positioning holes and are equidistantly arranged above the vertical ribs on the back plate.

In this embodiment, it is preferable that: the vertical plate comprises a tail plate extending outwards from the lower side, the cover plate comprises an eave part opposite to the tail plate and a cover part positioned in the vertical plate, the upper surface of the eave part and the upper surface of the cover part are integrated planes, and the eave part is smaller than the thickness of the cover part but equal to the thickness of the tail plate; the eaves part is provided with an eaves groove which is directly covered by a clamping groove; the tail plate is provided with a tail groove which is directly communicated with the clamping groove relative to the gutter.

In this embodiment, it is preferable that: the inserting sheet is not limited to be formed by a PCB, wherein the horizontal inserting portion is larger than the vertical inserting portion in height and conforms to the height of the adaptive clamping groove, and the upper edge and the lower edge of the horizontal inserting portion are clamped in the eave groove and the tail groove respectively when the horizontal inserting portion is clamped in the clamping groove.

In this embodiment, it is preferable that: the terminal pin comprises a basic part, the fork part is arranged on the upper side of the basic part and extends out of two elastic arms which are relatively inwards convex, the pin is a fisheye pin arranged on the lower side of the basic part, and the pin close to the basic part is arranged in the terminal hole so that the fisheye pin is exposed out of the back of the base.

In this embodiment, it is preferable that: the two elastic arms are provided with tail ends which incline outwards, and the fork openings are formed by the tail ends of the two elastic arms; the basic part is arranged above the terminal hole of the bottom groove and interferes with the symmetrical gap through two opposite sides, so that the terminal pin is firmly fixed in the insulating seat, and the two elastic arms of the terminal pin are respectively positioned in the opposite gaps.

In this embodiment, it is preferable that: further include the metal casing, the metal casing includes shell spare and supplementary firmware, and the shell spare is including bowing the panel and to bowing the panel the perpendicular rear panel that extends of inside and connecting the side board at panel and rear panel both ends, bow panel and rear panel and both sides panel and form the open shell spare space that supplies the setting of picture peg formula electric connector jointly.

In this embodiment, it is preferable that: the convex column is matched with the positioning hole and protrudes out of the back plate; a guide hole matched with the convex column is formed on the rear panel corresponding to the positioning hole, and the guide hole is a long hole; the both sides panel outside symmetry forms connecting portion, and connecting portion are equipped with the screw hole.

In this embodiment, it is preferable that: the auxiliary fixing piece is provided with a strip-shaped plate, and plate holes for the threaded parts of screws to penetrate are respectively arranged at two ends of the plate, which are close to the plate and correspond to the screw holes; when the plugboard type electric connector consisting of the insulating seat, the insulating cover and the electric contact piece is arranged in the space of the shell piece, the convex column protruding out of the back plate is aligned with the guide hole, the outer side of the cover plate is tightly attached to the inner side of the panel, the tail plate is pressed by the plate, and the screw is screwed up through the plate hole and the screw hole, so that the plugboard type electric connector is stabilized in the metal shell.

Compared with the prior art, the utility model, its profitable effect:

firstly, the structure is simple, the manufacture is easy, and the product cost is effectively reduced;

and the inserting plate is matched with the inserting slot, and the inserting plate interferes with the elastic arm, so that the assembly is convenient, the hard interference is avoided, and the yield of the product is improved.

Drawings

Fig. 1 is a perspective view schematically illustrating the present embodiment.

Fig. 2 is a perspective view of the present embodiment different from the view of fig. 1.

Fig. 3 is an exploded perspective view of the present embodiment.

Fig. 4 is an exploded perspective view of the present embodiment from a different perspective than fig. 3.

Fig. 5 is a perspective view of the insulating base in the present embodiment.

Fig. 6 is a schematic view of the insulating base in the present embodiment, which is different from the view shown in fig. 5.

Fig. 7 is a perspective view of the insulating cover and the electrical contacts in the present embodiment.

Fig. 8 is a perspective view of the insulating cover and the electric contact piece of the present embodiment different from fig. 7.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "a" means not only "only one of this but also a case of" more than one ".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In the embodiments shown in the drawings, the directions (such as up, down, left, right, front, and rear) are used to explain the structure and movement of the various components of the present invention not absolutely, but relatively. These illustrations are appropriate when these components are in the positions shown in the figures. If the description of the positions of these components changes, the indication of these directions changes accordingly.

In addition, in the description of the present application, the terms "first," "second," and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.

In the present embodiment, as shown in fig. 1 to 8, a structure of a plate-type electrical connector is disclosed, which comprises an insulating base 10, an insulating cover 20 adapted to the insulating base, and a plurality of electrical contacts 30 held between the insulating base and the insulating cover, wherein:

the insulating base 10 has a base 11 and a back plate 12 perpendicular to the base, bottom slots 111 with front openings for inserting a plurality of electric contacts 30 are arranged at equal intervals on the base bottom, symmetrical notches (or "gaps") 112 for inserting terminal pins 32 are arranged at equal intervals on opposite slot walls (not shown) of the bottom slots in a widening manner and form cross notches with the bottom slots, terminal holes 1121 penetrating through the bottom slots are distributed on the back surface (not marked) of the base in an array manner, each terminal hole is opposite to the gap, and the front side (not marked) of the base retracts along the back surface to form a plurality of concave portions 113; vertical ribs (not marked) occupying 4/5 to 2/3 of the height of the back plate protrude in parallel in the back plate 12, plate grooves 121 for connecting bottom grooves are formed between adjacent vertical ribs, and positioning holes 122 penetrating through the back plate are arranged in a straight line above the vertical ribs (close to the upper edge of the back plate);

insulating cover 20 includes relative backplate 12 riser 21 and the perpendicular apron 22 of connecting in the riser upside and the tailboard 23 of connecting in the riser downside perpendicularly, and the tailboard extends in the riser outside, and the apron includes relative tailboard eaves portion (do not mark) that extends outside the riser and the lid (do not mark) that extends formation inside the riser, and the outside (or "the higher authority") of eaves portion and lid forms whole plane, but eaves portion is less than lid thickness and is equal to the tailboard thickness. In this example, the vertical plate has a clip groove 211 and a projection 212, the clip groove penetrates through the inner and outer surfaces of the vertical plate relative to the plate groove 121, and the projection is arranged on the vertical plate at a position adapted to the recess 113; the cover part is provided with a cover groove 221 opposite to the bottom groove 111 and a convex column 222 matched with the back plate positioning hole 122, the eaves part is provided with an eaves groove (not marked) corresponding to the cover groove, the cover groove is directly communicated with the eaves groove through a clamping groove, and the deep side of the cover groove and the deep side of the eaves groove are in the same plane; the tail plate is provided with a tail groove 231 opposite to the gutter and connected with the clamping groove;

the electrical contact 30 comprises a plug-in piece 31 and terminal pins 32, wherein:

the insertion piece 31 is not limited to be formed by injection molding and curing of a PCB (or a conductor piece embedded mold), and includes a horizontal insertion portion 321 of the front half piece and a vertical insertion portion 311 of the rear half piece, the horizontal insertion portion is larger than the vertical insertion portion and conforms to the height of the fitting clip groove 211, and lateral contact portions (not labeled) exposed outwards (similar to the external electrical terminals of the PCB pad) toward the front edges are respectively arranged on the opposite surfaces of the horizontal insertion portion. When the assembling is carried out, the transverse inserting part enables the transverse inserting part close to the vertical inserting part to be clamped in the clamping groove through the clamping groove, and the upper edge and the lower edge of the transverse inserting part are respectively clamped in the cornice and the tail groove; the vertical insertion portion 311 is provided near the lower edge with a longitudinal contact portion 313 (similar to a PCB pad) for the terminal pin 32 to clamp and form an electrical path with the lateral contact portion. During assembly, the upper edge of the vertical insertion part 311 is positioned in the cover groove 221, and the lower edge is inserted in the bottom groove 111 of the insulating base provided with the terminal pin, so that the longitudinal contact part is inserted in the terminal pin to form a passage;

the terminal pin 32 includes a base portion 321, a prong portion 322, and a pin 324, wherein: the basic part is connected between the fork part and the plug pin, the fork part is formed by two elastic arms which are protruded inwards and forms a splayed fork mouth 323 which is easy to insert, and the plug pin is a fisheye foot. During assembly, the fisheye pin is exposed from the bottom groove through the terminal hole 1121, the basic portion is located in the bottom groove, two opposite sides of the basic portion respectively interfere with the notches, so that the terminal pin is fixed in the insulating base, the two elastic arms of the terminal pin are respectively located in the opposite notches, and the elastic arms are allowed to move in the bottom groove through the notches.

In this embodiment, as shown in fig. 1 to 8, the insertion tab 31 is assembled to the insulation cover 20, which is not repeated herein. However, when the insulating cover 20 and the insulating base 10 are assembled with the inserting piece 31, the vertical plate protrusion 212 is fitted into the concave portion 113, the cover protrusion 222 is fitted into and passes through the positioning hole 122 to protrude outside the rear panel, and at this time, the lower edge of the vertical inserting portion 311 is inserted into the bottom groove 111 and two elastic arms clamp the longitudinal contact portion of the inserting piece 31, so that the terminal pins and the inserting piece 31 are conducted.

In the present embodiment, as shown in fig. 1 to 4, the metal shell 40 further includes a metal shell 40, the metal shell 40 includes a shell 41 and an auxiliary fastener 42, wherein: the housing 41 includes a top panel (not labeled) and a back panel (not labeled) extending vertically into the top panel, and side panels (not labeled) connected to the top panel and the back panel, which together form an open housing space 412 for the electrical connector. In this example, the rear panel corresponds the locating hole and forms guide hole 413, and guide hole 413 is (can hold half to two projection 222 size) slot hole, and the symmetry forms the connecting portion 411 that supplies the external device adaptation outside both sides panel, and two connecting portions (face up) are close to the inside (keep away from the rear panel promptly) edge and are equipped with screw hole (not mark) respectively, because connecting portion are not the utility model discloses a design key point, therefore do not describe in detail here. In this example, the auxiliary fixing member 42 is a (strip-shaped) plate (not labeled) having a length corresponding to the outer side of the connection portion at both sides, plate holes 431 are provided near both ends of the plate corresponding to screw holes (not labeled) respectively for passing screw portions (not labeled) of the screws 43, and the screw portions and the screw holes are screwed to combine the auxiliary fixing member 42 and the housing 41 into a whole. During assembly, the electrical receptacle connector is placed in the housing space with the ends of the posts 222 projecting out of the rear plate aligned with the guide holes, the outer surface of the cover plate (the brim and the cover) is then pressed against the inner surface of the top panel, the tail plate 23 is pressed by the plate, and the plate is screwed to the housing 41 by the screws 43, so that the electrical receptacle connector is secured in the metal shell 40.

In the foregoing embodiments, the descriptions of the respective embodiments have their respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or recited in detail in a certain embodiment.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a picture peg formula electric connector structure, includes the insulating cover of insulating seat and adaptation insulating seat and through a plurality of electric contact plates side by side that insulating seat and insulating cover are firm, its characterized in that: the insulating base is provided with a base and a back plate, the base is provided with a bottom groove and a concave part arranged on the front side, the bottom groove is provided with terminal holes, and the back plate is provided with a positioning hole; the insulation cover comprises a vertical plate opposite to the back plate and a cover plate on the upper side of the vertical plate, and the vertical plate is provided with a clamping groove and a lug; the cover part is provided with a cover groove corresponding to the bottom groove and a convex column at the rear side; the electric contact piece comprises an inserting piece and a terminal pin, the inserting piece comprises a transverse inserting part and a vertical inserting part, and the clamping groove clamps the transverse inserting part and enables the transverse contact part exposed by the transverse inserting part to be positioned on the outer side of the vertical plate; the vertical inserting part is provided with a longitudinal contact part which is communicated with the transverse contact part circuit near the lower edge; the terminal pins comprise pins exposed out of the back of the base through the terminal holes and fork parts which are positioned in the bottom grooves and have upward fork openings; the convex block is matched with the concave part, and the convex column is matched with the positioning hole, so that the upper edge of the electric contact piece is arranged in the cover groove, and the longitudinal contact part is contacted with the fork part in the bottom groove through the fork opening, and an electric path is formed.

2. The patch panel electrical connector structure of claim 1, wherein: the bottom groove is provided with a front opening, symmetrical notches are distributed on the opposite groove walls of the bottom groove at equal intervals, and the terminal hole is positioned in the middle of the symmetrical notches; the concave part is formed along the back surface at the front side of the base in a retracting way.

3. The patch panel electrical connector structure of claim 2, wherein: the back plate is positioned at the rear side of the base and is vertical to the base, the vertical ribs are arranged in parallel in the back plate, a plate groove for connecting the bottom grooves is formed between every two adjacent vertical ribs, the vertical ribs occupy 4/5 to 2/3 of the height of the back plate, and the positioning holes are a plurality of positioning holes and are equidistantly arranged above the vertical ribs on the back plate.

4. The patch panel electrical connector structure of claim 3, wherein: the vertical plate comprises a tail plate formed by extending from the lower side to the outer side, the cover plate comprises a brim part and a cover part, the brim part corresponds to the tail plate, the cover part is positioned in the vertical plate, the upper surface of the brim part and the upper surface of the cover part are integrated planes, and the brim part is smaller than the thickness of the cover part but equal to the thickness of the tail plate; the eaves part is provided with an eaves groove which is directly covered by a clamping groove; the tail plate is provided with a tail groove which is directly communicated with the clamping groove relative to the gutter.

5. The patch panel electrical connector structure of claim 4, wherein: the inserting sheet is not limited to be formed by a PCB, wherein the horizontal inserting portion is larger than the vertical inserting portion in height and conforms to the height of the adaptive clamping groove, and the upper edge and the lower edge of the horizontal inserting portion are clamped in the eave groove and the tail groove respectively when the horizontal inserting portion is clamped in the clamping groove.

6. The patch panel electrical connector structure of claim 5, wherein: the terminal pin comprises a basic part, the fork part is positioned on the upper side of the basic part and extends out of two elastic arms which are relatively inwards convex, the pin is a fisheye pin positioned on the lower side of the basic part, and the pin close to the basic part is positioned in the terminal hole so that the fisheye pin is exposed on the back of the base.

7. The patch panel electrical connector structure of claim 6, wherein: the two elastic arms are provided with tail ends which incline outwards, and the fork openings are formed by the tail ends of the two elastic arms; the basic part is arranged above the terminal hole of the bottom groove and interferes with the symmetrical gap through two opposite sides, so that the terminal pin is firmly fixed in the insulating seat, and the two elastic arms of the terminal pin are respectively positioned in the opposite gaps.

8. The panel-form electrical connector structure of claim 7, wherein: further include the metal casing, the metal casing includes shell spare and supplementary firmware, and the shell spare is including bowing the panel and to bowing the panel the inside vertical extension's rear panel and connecting the side board at panel and rear panel both ends, bow panel and rear panel and both sides panel and form the shell spare space of open confession picture peg formula electric connector setting jointly.

9. The patch panel electrical connector structure of claim 8, wherein: the convex column is matched with the positioning hole and protrudes out of the back plate; a guide hole for the convex column to be matched is formed on the rear panel corresponding to the positioning hole, and the guide hole is a long hole; the both sides panel outside symmetry forms connecting portion, and connecting portion are equipped with the screw hole.

10. The panel-form electrical connector structure of claim 9, wherein: the auxiliary fixing piece is provided with a strip-shaped plate, and plate holes for the threaded parts of screws to penetrate are respectively arranged at two ends of the plate, which are close to the plate and correspond to the screw holes; when the plugboard type electric connector consisting of the insulating seat, the insulating cover and the electric contact piece is arranged in the space of the shell piece, the convex column protruding out of the back plate is aligned with the guide hole, the outer side of the cover plate is tightly attached to the inner side of the panel, the tail plate is pressed by the plate, and the screw is screwed up through the plate hole and the screw hole, so that the plugboard type electric connector is stabilized in the metal shell.

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