CN218731940U

CN218731940U - A kind of interface unit

Info

Publication number: CN218731940U
Application number: CN202222695040.5U
Authority: CN
Inventors: 徐红强; 陈楠; 许立军
Original assignee: Dongguan Leader Precision Industry Co Ltd
Current assignee: Dongguan Leader Precision Industry Co Ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-03-24
Anticipated expiration: 2032-10-13
Also published as: TWM642906U

Abstract

The utility model discloses a connector has high-efficient shielding and shields the effect, reduces and reveals the route, promotes product transmission performance. The utility model comprises a main shell with a holding cavity, wherein one end of the main shell far away from the holding cavity is provided with a fixed shell extending forwards, two sides of the holding cavity are provided with symmetrical side screens extending backwards, one end of the side screen close to the fixed shell is provided with a protective shell, one side of the protective shell far away from the fixed shell is provided with an opening part, and the opening part is communicated with the holding cavity; an auxiliary shell frame is embedded in the accommodating cavity and comprises a rear screen wall, and the rear screen wall is arranged at one end of the side screen plate far away from the protective shell; the main shell is arranged on the circuit board, one side of the circuit board is provided with a clamping groove, the protective shell is clamped in the clamping groove, and the side screen plates are arranged on the circuit board in an aligned mode; the back screen wall is arranged on the circuit board in a neat fit. The welding plate surface of the utility model shields and shields the whole body, has no leakage channel and realizes better shielding effect; the manufacturing process is optimized, and two-time injection molding is adopted, so that the production period is shortened, and the cost is reduced.

Description

A kind of interface unit

Technical Field

The utility model relates to a connector technical field especially relates to an ultra-thin, high waterproof, high transmission, high-efficient shielded connector structure technique.

Background

The connector is mainly assembled on products such as computer periphery, servers, routers, switching equipment and the like, is used for data transmission, peripheral connection and the like, and is widely applied to the fields of networks, communication, automatic control and the like.

With the increasingly rich functions and diversified development of the electronic product, the requirements on the structure of the product are increased, the shielding and protection requirements of the connector are increasingly popularized, and the shielding and protection structure needs to be added on the connector to achieve the protection purpose.

The thickness of the leakage part of the tongue piece of the existing connector is too thick, and the leakage part seriously occupies the space of a mechanism panel; plastic or iron shell windows are arranged on the upper and lower surfaces of the exposed tongue pieces, and the whole machine space is occupied;

the isolating piece at the bottom of the PIN of the traditional connector is provided with a cut hole, and the ceramic hole of the isolating piece below has a large influence on 40G high-frequency transmission, so that 40G high-speed transmission is seriously influenced;

the traditional connector bonding pad surface cannot effectively achieve a good shielding effect and has a vacancy for leaking signals; the signal shielding and shielding effect is poor, and the signal is easy to leak or be interfered by external signals;

the traditional connector is complex in structure, generally needs 3 times or 4 times of injection molding, is prolonged in production period, is increased in cost, and is high in marketing cost and low in efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model aims to provide a high waterproof connector which saves the space of the whole mechanism, has high-efficiency shielding and shielding effects and reduces leakage paths; the connector process cost is reduced, and the product transmission performance and the efficient shielding performance are improved.

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

a connector comprises a main shell with an accommodating cavity, wherein a fixing shell extending forwards is arranged at one end, far away from the accommodating cavity, of the main shell, side shielding plates extending backwards and matched symmetrically are arranged on two sides of the accommodating cavity, a protective shell is arranged at one end, close to the fixing shell, of each side shielding plate, an opening portion is arranged at one side, far away from the fixing shell, of each protective shell, and the opening portions are communicated with the accommodating cavity;

an auxiliary shell frame is embedded in the accommodating cavity and comprises a rear screen wall, and the rear screen wall is arranged at one end of the side screen plate (of the accommodating cavity) far away from the protective shell;

the main shell is arranged on the circuit board, one side of the circuit board is provided with a clamping groove, the protective shell is clamped in the clamping groove, and the side screen plates are arranged on the circuit board in an aligned mode; the rear screen wall is arranged on the circuit board in a neat fit;

the containing cavity is internally provided with a tongue plate seat, the tongue plate seat is internally provided with terminal components, and a middle partition plate is clamped between the terminal components;

the terminal component is internally provided with signal terminals which are matched and symmetrical up and down, and the middle clapboard is provided with a whole piece of strip-shaped isolating piece; the signal terminals are respectively arranged at two sides of the isolating sheet, and the upper signal terminal and the lower signal terminal are separated by the (flat sheet) isolating sheet.

Further, in some embodiments, the terminal assemblies and the middle spacer are injection molded on the first terminal carrier and the second terminal carrier; the first terminal carrier is provided with a first embedded shell and a second embedded shell, a frame cavity formed by the first embedded shell and the second embedded shell surrounds the outer side of the first terminal carrier, and the first embedded shell, the second embedded shell, the first terminal carrier and the second terminal carrier are arranged in the tongue plate seat in an injection molding mode.

Further, in some embodiments, the two sides of the protective shell are provided with inner side walls protruding out of the opening part, an included angle between the inner side walls and the opening part forms a clamping opening, and the clamping opening is arranged on the side screen plate; the end of the side screen plate far away from the protective shell is provided with a positioning groove.

Further, in some embodiments, the side surface of the rear screen wall is arranged in the positioning groove in a propping manner; the two ends of one surface of the rear screen wall facing the containing cavity are provided with bending brackets extending towards the containing cavity, the two bending brackets are symmetrically arranged on the edges of the two sides of the rear screen wall in a matching manner, one end of each bending bracket far away from the rear screen wall is provided with a front screen arm parallel to the rear screen wall, and the front screen arm transversely spans the end parts of the two bending brackets;

the front screen arms are arranged on the opening part of the protective shell in a neat fit manner; the both ends of front screen arm are equipped with the short lateral wall of outside protrusion, and short lateral wall supports tightly to be set up in the card is held the mouth.

Further, in some embodiments, the height B1 of the inner sidewall corresponds to the height C1 of the short sidewall, and the height B2 of the side panel corresponds to the height C2 of the rear panel.

Further, in some embodiments, the height B1 of the inner sidewall is the same as the height C1 of the short sidewalls, and the height B2 of the side panel is the same as the height C2 of the rear panel;

the auxiliary shell frame is provided with a plurality of welding points and is connected with the main shell body through the welding points.

Further, in some embodiments, a tongue plate seat is disposed in the accommodating cavity, and the insertion end of the tongue plate seat passes through the fixing shell and extends outside the main shell.

Further, in some embodiments, the side surface of the side panel is provided with a connecting lug extending outwards, the connecting lug of the main housing is connected with the circuit board and the base through a screw, the base is provided with a plugging cavity, the plugging end of the tongue plate seat is arranged in the plugging cavity, the welding end of the tongue plate seat is arranged on the circuit board, and the welding end of the tongue plate seat is located in the accommodating cavity.

Further, in some embodiments, the fixing shell of the main housing is inserted on the base, and a silicone ring is arranged between the fixing shell and the base and located behind the insertion cavity.

The utility model discloses be applied to Type C high waterproof, high transmission, high-efficient shielding female coupling connector; the utility model cancels the window iron shell, reduces the thickness of the connector, saves space for the mechanism panel, and the whole machine can be thinner;

the signal PIN bottom spacer is not provided with a ceramic hole, so that a 40G high-frequency effect is realized;

the SMT welding plate surface is shielded and shielded integrally, a leakage channel is avoided, and a better shielding effect is realized;

the window iron shell directly uses the client structure panel;

the process is optimized, the structure of the utility model only needs two times of injection molding; and the production period is shortened and the cost is reduced by adopting two-time injection molding.

Drawings

Fig. 1 is a schematic diagram of a circuit board portion according to an embodiment of the present invention;

fig. 2 is a schematic diagram of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 5 is an assembly view of a housing portion according to an embodiment of the present invention;

FIG. 6 is a schematic view of injection molding according to an embodiment of the present invention;

FIG. 7 is a schematic view of a spacer portion in an embodiment of the present invention;

FIG. 8 is an enlarged view of portion A of FIG. 7;

fig. 9 is an exploded view of an embodiment of the present invention;

fig. 10 is a schematic view of a sub-housing portion according to an embodiment of the present invention;

FIG. 11 is a schematic view of the present invention implemented on a circuit board;

FIG. 12 is a schematic view of a main housing portion of an embodiment of the present invention;

fig. 13 is a schematic structural diagram of a housing portion according to an embodiment of the present invention.

The notation in the figure is:

the electronic device comprises a main shell 11, a connecting lug 12, a protective shell 13, a fixed shell 14, an opening part 15, an inner side wall 16, a positioning groove 17, a clamping opening 18, a side screen plate 19, a secondary shell frame 21, a rear screen wall 22, a bending support frame 23, a front screen arm 24, short side walls 25, welding spots 26, an accommodating cavity 27, a spacer 28, a signal terminal 29, a base 31, a circuit board 32, a silica gel ring 33, a screw 34, a tongue plate seat 35, waterproof glue 36, a first embedded shell 37, a terminal component 38, a middle partition plate 39, a second terminal carrier 41, a first terminal carrier 42, a second embedded shell 43, an inserting cavity 45 and a clamping groove 46.

Detailed Description

In order to further understand the features and technical means of the present invention and the specific objects and functions achieved, the embodiments and features of the embodiments can be combined without conflict. For further understanding the utility model discloses a specific purpose, function, the analysis that characteristic, technological means and reached the utility model discloses an advantage and spirit are right through following combination drawing and detailed implementation the utility model discloses a detailed description obtains further understanding.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "front," "back," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The utility model discloses be applied to Type C ultra-thin, high waterproof, high transmission, high-efficient shielding female socket connector, the utility model discloses a main casing body 11 with holding chamber 27, the one end that main casing body 11 kept away from holding chamber 27 is equipped with the set casing 14 that extends forward, and holding chamber 27 both sides are equipped with the side screen 19 that extends backward of matcing the symmetry, and the one end that side screen 19 is close to set casing 14 is equipped with (covers on it) protective housing 13, and one side that protective housing 13 kept away from set casing 14 is equipped with opening 15, opening 15 and holding chamber 27 intercommunication.

The two sides of the protective shell 13 are provided with inner side walls 16 protruding out of the opening part 15, the included angle between the inner side walls 16 and the opening part 15 forms a clamping opening 18, and the clamping opening 18 is arranged on the side screen 19; the side screen 19 is provided with a positioning slot 17 at one end far away from the protective shell 13.

In other words, the side panel 19 is provided with a holding opening 18 at the corner between the opening 15 and the inner sidewall 16, and the holding opening 18 (formed by three surfaces) is formed by the included angle between the opening 15 and the inner sidewall 16 and the surface of the side panel 19.

Further, in one embodiment, the accommodating cavity 27 is embedded with a sub-housing 21, the sub-housing 21 includes a rear wall 22, and a side surface (side end) of the rear wall 22 is disposed in the positioning groove 17; two ends of one surface of the rear screen wall 22 facing the accommodating cavity 27 are provided with bending brackets 23 extending to the accommodating cavity 27, the two bending brackets 23 are symmetrically arranged on two side edges of the rear screen wall 22 in a matching manner, one end of the bending bracket 23 far away from the rear screen wall 22 is provided with a front screen arm 24 parallel to the rear screen wall 22, and the front screen arm 24 transversely spans the end parts of the two bending brackets 23; the front screen arm 24 is arranged on the opening part 15 of the protective shell 13 in a flush manner; the two ends of the front screen arm 24 are provided with short side walls 25 protruding outwards, and the short side walls 25 are arranged in the clamping opening 18 in a butting mode.

The height B1 of the inner side wall 16 is matched and corresponds to the height C1 of the short side wall 25; further, the height B1 of the inner side wall 16 is the same as the height C1 of the short side wall 25;

the height B2 of the side screen plate 19 is matched and corresponds to the height C2 of the rear screen wall 22; further, the height B2 of the side panel 19 is the same as the height C2 of the rear wall 22.

The sub-housing frame 21 is provided with a plurality of welding points 26, and the sub-housing frame 21 is connected (welded) with the main housing 11 through the plurality of welding points 26.

Further, in one embodiment, the main housing 11 is disposed on the circuit board 32, a slot 46 is formed on one side of the circuit board 32, the protective housing 13 is clamped in the slot 46, and the top surface of the side shield 19 is flush with the circuit board 32. The side surface of the side screen plate 19 is provided with a connecting lug 12 extending outwards; the soldering portion (soldering land) of the circuit board 32 is entirely shielded and shielded in the accommodation chamber 27 between the main housing 11 and the sub-housing frame 21.

A tongue plate seat 35 is arranged in the accommodating cavity 27, and the insertion end of the tongue plate seat 35 passes through the fixed shell 14 and extends outside the main shell 11; the tongue plate base 35 is provided with waterproof glue 36, and the waterproof glue 36 is arranged in the main shell 11.

Further, in one embodiment, the connecting lug 12 of the main housing 11 is connected to the circuit board 32 and the base 31 through a screw 34, the base 31 is provided with a plug cavity 45, the plug end of the tongue plate 35 is disposed in the plug cavity 45, the soldering end of the tongue plate 35 is disposed on the circuit board 32, and the soldering end of the tongue plate 35 is disposed in the receiving cavity 27.

A silicone ring 33 is arranged between the main shell 11 and the base 31, and the silicone ring 33 is positioned behind the plugging cavity 45.

Further, in one embodiment, the tongue plate holder 35 is provided with the terminal assemblies 38 therein, the middle partition plate 39 is sandwiched between the terminal assemblies 38, and the terminal assemblies 38 and the middle partition plate 39 are disposed on the first terminal carrier 42 and the second terminal carrier 41 by injection molding; the first terminal carrier 42 is provided with a first embedded shell 37 and a second embedded shell 43, a frame cavity formed by the first embedded shell 37 and the second embedded shell 43 surrounds the outside of the first terminal carrier 42, and the first embedded shell 37, the second embedded shell 43, the first terminal carrier 42 and the second terminal carrier 41 are arranged in the tongue plate seat 35 through injection molding.

The terminal assembly 38 is provided with signal terminals 29 which are matched and symmetrical up and down, and the middle partition plate 39 is provided with a whole strip-shaped isolating sheet 28 (without ceramic holes); referring to fig. 7 and 8, the upper and lower signal terminals 29 are respectively disposed on both sides of the spacer 28, in other words, the spacer 28 is disposed between the signal terminals 29, and the upper and lower signal terminals 29 are completely separated by the flat sheet-like spacer 28.

Referring to the attached figure 6, the utility model discloses a twice injection moulding:

s1, a terminal component 38 and a middle partition plate 39 are arranged on a first terminal carrier 42 and a second terminal carrier 41 in an injection molding mode;

s2, a frame cavity formed by the first embedded shell 37 and the second embedded shell 43 is surrounded on the outer side of the first terminal carrier 42, and then is disposed in the tongue plate seat 35 by injection molding.

The foregoing examples, which represent several preferred embodiments of the invention and are described in considerable detail with the understanding that the present invention is not limited to the forms disclosed herein, but is to be considered as excluding other examples and from numerous other combinations, modifications, and environments and is capable of modifications within the scope of the invention as expressed herein, commensurate with the above teachings or the skill or knowledge of the relevant art, and not limited thereby. It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the spirit and scope of the present invention, and these changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the present invention, which is to be construed as being limited only by the appended claims. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A connector comprises a main shell (11) with an accommodating cavity (27), wherein one end of the main shell (11) far away from the accommodating cavity (27) is provided with a fixing shell (14) extending forwards, and two sides of the accommodating cavity (27) are provided with side screens (19) extending backwards and matched symmetrically; the screen is characterized in that a protective shell (13) is arranged at one end, close to the fixed shell (14), of the side screen plate (19), an opening part (15) is arranged at one side, far away from the fixed shell (14), of the protective shell (13), and the opening part (15) is communicated with the accommodating cavity (27);

an auxiliary shell frame (21) is embedded in the accommodating cavity (27), the auxiliary shell frame (21) comprises a rear screen wall (22), and the rear screen wall (22) is arranged at one end, far away from the protective shell (13), of the side screen plate (19);

the main shell (11) is arranged on a circuit board (32), a clamping groove (46) is formed in one side of the circuit board (32), the protective shell (13) is clamped in the clamping groove (46), and the side screen plates (19) are arranged on the circuit board (32) in an aligned mode; the rear screen wall (22) is arranged on the circuit board (32) in an aligned mode;

a tongue plate seat (35) is arranged in the accommodating cavity (27), terminal assemblies (38) are arranged in the tongue plate seat (35), and a middle partition plate (39) is clamped between the terminal assemblies (38);

the terminal component (38) is internally provided with signal terminals (29) which are matched and symmetrical up and down, and the middle partition plate (39) is provided with a whole strip-shaped isolating sheet (28); the signal terminals (29) are respectively arranged on two sides of the isolation sheet (28), and the upper signal terminal (29) and the lower signal terminal (29) are separated by the isolation sheet (28).

2. A connector according to claim 1, wherein said terminal assembly (38) and said intermediate plate (39) are provided on a first terminal carrier (42), a second terminal carrier (41) by injection molding; be equipped with first embedded shell (37) and second embedded shell (43) on first terminal carrier (42), first embedded shell (37) with the frame chamber that second embedded shell (43) are constituteed encloses and covers first terminal carrier (42) outside, first embedded shell (37) second embedded shell (43) first terminal carrier (42) second terminal carrier (41) injection moulding sets up in tongue board seat (35).

3. A connector according to claim 1, wherein both sides of the protective housing (13) are provided with inner side walls (16) protruding out of the opening portion (15), the inner side walls (16) and the opening portion (15) form a holding opening (18), and the holding opening (18) is arranged on the side shielding plate (19); and one end of the side screen plate (19) far away from the protective shell (13) is provided with a positioning groove (17).

4. A connector according to claim 3, characterized in that the rear wall (22) is arranged laterally abutting in the positioning slot (17); two ends of one surface, facing the accommodating cavity (27), of the rear screen wall (22) are provided with bending brackets (23) extending towards the accommodating cavity (27), the two bending brackets (23) are symmetrically arranged on edges of two sides of the rear screen wall (22) in a matched manner, one end, far away from the rear screen wall (22), of each bending bracket (23) is provided with a front screen arm (24) parallel to the rear screen wall (22), and the front screen arm (24) transversely spans the end parts of the two bending brackets (23);

the front screen arm (24) is arranged on the opening part (15) of the protective shell (13) in a flush manner; two ends of the front screen arm (24) are provided with short side walls (25) protruding outwards, and the short side walls (25) are tightly arranged in the clamping openings (18).

5. A connector according to claim 4, wherein the height B1 of the inner side wall (16) corresponds to the height C1 of the short side wall (25) and the height B2 of the side shroud (19) corresponds to the height C2 of the rear wall (22).

6. A connector according to claim 5, wherein the height B1 of the inner side wall (16) is the same as the height C1 of the short side wall (25), and the height B2 of the side panel (19) is the same as the height C2 of the rear panel (22);

a plurality of welding points (26) are arranged on the auxiliary shell frame (21), and the auxiliary shell frame (21) is connected with the main shell body (11) through the plurality of welding points (26).

7. A connector according to claim 1, wherein the tongue plate seat (35) insertion end extends outside the main housing (11) through the stationary housing (14).

8. A connector according to claim 1, wherein the side panel (19) is provided with an outwardly extending engaging lug (12) at a side thereof, and the engaging lug (12) of the main housing (11) is connected to the circuit board (32) and the base (31) by a screw (34);

the socket is characterized in that an inserting cavity (45) is formed in the base (31), an inserting end of the tongue plate seat (35) is arranged in the inserting cavity (45), a welding end of the tongue plate seat (35) is arranged on the circuit board (32), and the welding end of the tongue plate seat (35) is located in the accommodating cavity (27).

9. A connector according to claim 8, wherein the fixing shell (14) of the main housing (11) is inserted on the base (31), a silicone ring (33) is arranged between the fixing shell (14) and the base (31), and the silicone ring (33) is positioned behind the insertion cavity (45).