CN213989444U - Stable and reliable plug connector and flat cable connecting assembly - Google Patents

Abstract

The utility model discloses a stable and reliable plug connector and a flat cable connecting assembly, which comprises an insulating body, a metal shell and a first terminal group; at least one surface of the front end of the metal shell is provided with a window for exposing the insulating body; the first terminal group is fixed in the insulating body and comprises two grounding terminals and a plurality of first connecting terminals, welding parts of the two grounding terminals extend backwards out of the insulating body, contact parts of the plurality of first connecting terminals are exposed out of the front end surface of the insulating body side by side at intervals and are positioned in the window, and the welding parts of the plurality of first connecting terminals extend backwards out of the insulating body; through fixing first terminal group in insulator, this metal casing cladding is outside insulator and first terminal group to the inner of two ground terminal in the first terminal group all switches on with metal casing's inner wall contact, and ground connection switches on more reliable stable, makes signal transmission better, thereby reduces the probability that contact failure appears easily between metal casing and the earth connection.

Description

Stable and reliable plug connector and flat cable connecting assembly

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a reliable and stable type plug connector.

Background

The information industry is rapidly developing, various high-tech products are continuously emerging, electronic products such as mobile phones, notebook computers and the like are undergoing the high-speed development period, and various plug connectors matched with the electronic products become indispensable components of various electronic equipment. The existing metal shell needs to be connected with a grounding wire in a conduction mode, poor contact is easy to occur, grounding is not stable and reliable enough, functions required by a client finished product cannot be achieved, and a plug connector with high conduction efficiency needs to be developed to solve the problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a plug connector with high reliability, which can effectively solve the problem of poor contact between the metal shell and the ground wire of the existing plug connector.

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

a stable and reliable plug connector comprises an insulating body, a metal shell and a first terminal group; the metal shell is covered on the insulating body, and at least one surface of the front end of the metal shell is provided with a window for exposing the insulating body; the first terminal group is fixed in the insulating body and comprises two grounding terminals and a plurality of first connecting terminals, the inner ends of the two grounding terminals are in contact conduction with the inner wall of the metal shell, welding parts of the two grounding terminals extend backwards out of the insulating body, contact parts of the plurality of first connecting terminals are exposed out of the front end surface of the insulating body side by side at intervals and are located in the window, and the welding parts of the plurality of first connecting terminals extend backwards out of the insulating body.

As a preferred embodiment: the two grounding terminals are respectively positioned at two sides of the first connecting terminals, and the welding parts of the two grounding terminals and the welding parts of the first connecting terminals are arranged in an up-down row and are arranged in a left-right staggered manner.

As a preferred embodiment: the insulating body comprises an inner insulating piece and an outer insulating piece, the inner insulating piece is fixedly embedded and formed with the first terminal group, and the outer insulating piece is fixedly embedded and formed with the inner insulating piece and the metal shell.

As a preferred embodiment: the metal shell further comprises a second terminal group, the upper surface and the lower surface of the front end of the metal shell are respectively provided with a window for exposing the insulating body, the second terminal group comprises a plurality of second connecting terminals, the contact parts of the first connecting terminals and the contact parts of the second connecting terminals are respectively exposed on the upper surface and the lower surface of the front end of the insulating body and are positioned in the corresponding windows, and the welding parts of the second connecting terminals extend out of the insulating body backwards.

As a preferred embodiment: the insulating body comprises two inner insulating pieces and an outer insulating piece, the first terminal group and the second terminal group are respectively embedded, formed and fixed with the two inner insulating pieces together, the two inner insulating pieces are overlapped up and down, and the outer insulating piece is embedded, formed and fixed with the two inner insulating pieces and the metal shell together.

A flat cable connecting assembly comprises a base, a flat cable, a face cover and the stable and reliable plug connector; the bottom surface of the base is provided with a concave cavity, the connecting end of the flat cable is arranged in the concave cavity, and the surface cover covers the opening of the concave cavity; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

A flat cable connecting assembly comprises a bracket, a flat cable, a fixing block and the stable and reliable plug connector; the support is provided with a connecting through hole, the support extends outwards to form a mounting arm, the mounting arm is provided with a mounting hole, the connecting end of the flat cable is arranged on one side of the connecting through hole, and the flat cable is fixed on the support by the fixing block; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

A flat cable connecting assembly comprises a base, a flat cable, a surface cover, a steel sheet and the stable and reliable plug connector; the bottom surface of the base is provided with a concave cavity, the connecting end of the flat cable is arranged in the concave cavity, the surface cover covers the opening of the concave cavity, and the steel sheet is fixed on the outer surface of the surface cover; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

A flat cable connecting assembly comprises a bracket, a flat cable, a fixing block and the stable and reliable plug connector; the support is provided with a connecting through hole, the support extends outwards to form a mounting arm, a clamping groove is concavely arranged on the mounting arm, a mounting hole is also formed in the mounting arm, the connecting end of the flat cable is arranged on one side of the connecting through hole, and the flat cable is fixed on the support by the fixing block; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

The utility model provides a winding displacement coupling assembling, is equipped with heat shrinkage bush including winding displacement, aforementioned reliable and stable type plug connector and insulating cover on this winding displacement, and this reliable and stable type plug connector switches on with the link welding of winding displacement, and this insulating cover is fixed in the junction of reliable and stable type plug connector and winding displacement through the mode of moulding plastics.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

the first terminal group is fixed in the insulating body, the metal shell is coated outside the insulating body and the first terminal group, the inner ends of the two grounding terminals in the first terminal group are in contact conduction with the inner wall of the metal shell, the grounding conduction is more reliable and stable, signal transmission is better, and the probability of poor contact between the metal shell and a grounding wire is reduced.

And secondly, the first terminal group and the second terminal group are arranged in the plug connector, the upper surface and the lower surface of the front end of the metal shell are respectively provided with a window for exposing the insulating body, and the contact parts of the plurality of first connecting terminals and the contact parts of the plurality of second connecting terminals are respectively exposed on the upper surface and the lower surface of the front end of the insulating body and are positioned in the corresponding windows, so that the plug connector has a double-sided plugging function, and the blind plugging effect is realized.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of a first embodiment of the present invention;

fig. 2 is an assembled perspective view of the first embodiment of the present invention from another angle;

fig. 3 is a perspective view of a metal shell according to a first embodiment of the present invention;

fig. 4 is an assembly view of the first terminal set and the insulating housing according to the first embodiment of the present invention;

FIG. 5 is an assembled perspective view of a second embodiment of the present invention;

fig. 6 is a perspective view of a metal shell according to a second embodiment of the present invention;

fig. 7 is an assembly view of the first terminal set and the insulating body according to the second embodiment of the present invention;

fig. 8 is an assembly view of a second terminal set and an insulating body according to a second embodiment of the present invention;

fig. 9 is a perspective view of a first flat cable connection assembly according to the present invention;

fig. 10 is a perspective view of another angle of the first flat cable connection assembly of the present invention;

fig. 11 is an assembly view of a second flat cable connection assembly according to the present invention;

fig. 12 is a perspective view of a second flat cable connection assembly according to the present invention;

fig. 13 is an assembly view of a third flat cable connection assembly of the present invention;

fig. 14 is a perspective view of a third flat cable connection assembly according to the present invention;

fig. 15 is an assembly view of a fourth flat cable connection assembly according to the present invention;

fig. 16 is a perspective view of a fourth flat cable connection assembly according to the present invention;

fig. 17 is a perspective view of a fifth flat cable connection assembly according to the present invention;

fig. 18 is a perspective view of a fifth flat cable connection assembly according to another embodiment of the present invention.

The attached drawings indicate the following:

10. insulating body 11, inner insulating member

12. Outer insulator 20, metal shell

201. Window opening

10', insulating body 11', internal insulator

12', outer insulator 20', metal shell

201' window

30. First terminal group 301, welded part

302. Contact portion 31, first connection terminal

32. Ground terminal 40, second terminal set

41. Second connecting terminal

10a, a base 101a, a cavity

20a, flat cable 21a, connecting end

30a, a surface cover 40a, and a stable and reliable plug connector

10b, a support 101b, a connecting through hole

11b, mounting arm 111b, mounting hole

20b, flat cable 21b, connecting end

30b, fixed block 40b, reliable and stable type plug connector

10c, a base 101c, a cavity

20c, flat cable 21c, connecting end

30c, a surface cover 40c, a steel sheet

50c, reliable and stable type plug connector

10d, support 101d, connecting through hole

11d, mounting arm 111d, clip groove

112d, mounting hole 20d, flat cable

21d, a connecting end 30d and a fixing block

40d, reliable and stable plug connector

10e, flat cable 11e, heat-shrinkable sleeve

20e, stable and reliable plug connector 21e, and connection terminal

30e and an insulating sleeve.

Detailed Description

Referring to fig. 1 to 4, a specific structure of a first embodiment of the present invention is shown, which includes an insulating housing 10, a metal shell 20 and a first terminal set 30.

The metal shell 20 is covered on the insulation body 10, and at least one surface of the front end of the metal shell 20 is provided with a window 201 for exposing the insulation body 10; the first terminal set 30 is fixed in the insulating body 10, the insulating body 10 is used for fixing the first terminal set 30, the first terminal set 30 includes two ground terminals 32 and a plurality of first connection terminals 31, in this embodiment, the number of the first connection terminals 31 is 8, the inner ends of the two ground terminals 32 are in contact conduction with the inner wall of the metal shell 20, the metal shell 20 can more effectively realize conduction, thereby greatly reducing the fraction defective of the plug connector, the welding parts 301 of the two ground terminals 32 extend backwards out of the insulating body 10 and are in conduction connection with a wire (not shown), the contact parts 302 of the plurality of first connection terminals 31 are exposed out of the front end surface of the insulating body 10 side by side at intervals and are located in the window 201, the window 201 can enable the contact parts 302 of the first connection terminals 31 to realize conduction connection with a butted connector, the welding parts 301 of the plurality of first connection terminals 31 extend backwards out of the insulating body 10, and meanwhile, the conducting connection with the conducting wire is realized.

In the present embodiment, the two ground terminals 32 are respectively located at two sides of the plurality of first connection terminals 31, and the soldering portions 301 of the two ground terminals 32 and the soldering portions 301 of the plurality of first connection terminals 31 are arranged in two rows, one above the other and offset from each other. The insulating body 10 includes an inner insulating member 11 and an outer insulating member 12, the inner insulating member 11 is insert-molded and fixed with the first terminal group 30, the outer insulating member 12 is insert-molded and fixed with the inner insulating member 11 and the metal housing 20, and the outer insulating member 12 is used for fixing the inner insulating member 11 and the first connection terminal 31 in the metal housing 20.

Referring to fig. 5 to 8, a specific structure of a second embodiment of the present invention is shown, the specific structure of this embodiment is basically the same as that of the first preferred embodiment, except that:

the embodiment further includes a second terminal set 40, the upper and lower surfaces of the front end of the metal housing 20' are respectively provided with a window 201' for exposing the insulating body 10', the second terminal set 40 includes a plurality of second connection terminals 41, in the embodiment, the number of the second connection terminals 41 is 10, the number of the second connection terminals 41 can be customized according to the functional requirements of the actual product of the user, and the number of the second connection terminals 41 can be properly increased or decreased. The contact portions 302 of the first connection terminals 31 and the contact portions 302 of the second connection terminals 41 are respectively exposed on the upper and lower surfaces of the front end of the insulating body 10 'and located in the corresponding windows 201', the windows 201 'on the upper and lower surfaces enable the contact portions 302 of the first connection terminals 31 and the second connection terminals 41 to be in conductive connection with a butted connector, so that both sides of the connector are provided with the contact portions 302 in conductive connection with an external connector, and the welding portions 301 of the second connection terminals 41 extend backwards out of the insulating body 10' and are in conductive connection with a conducting wire. The insulating body 10' includes two inner insulating members 11' and an outer insulating member 12', the first terminal group 30 and the second terminal group 40 are respectively fixed to the two inner insulating members 11' by insert molding, the two inner insulating members 11' are stacked up and down, the outer insulating member 12' is fixed to the two inner insulating members 11' and the metal housing 20' by insert molding, and the outer insulating member 12' is used for fixing the two inner insulating members 11' and the second connecting terminal 41 in the metal housing 20 '.

Referring to fig. 9 and 10, a specific structure of a first flat cable connecting assembly of the aforementioned reliable and stable plug connector 40a is shown, which includes a base 10a, a flat cable 20a, a face cover 30a and the reliable and stable plug connector 40 a; the bottom surface of the base 10a has a cavity 101a, the connecting end 21a of the flat cable 20a is placed in the cavity 101a, the surface cover 30a covers the opening of the cavity 101a, and the connecting end 21a of the flat cable 20a is fixed in the base 10 a; the plug connector 40a is fixed on the base 10a and is soldered to the connecting end 21a of the flat cable 20 a.

Referring to fig. 11 and 12, a second flat cable connecting assembly of the aforementioned reliable and stable plug connector 40b is shown, which includes a bracket 10b, a flat cable 20b, a fixing block 30b, and a reliable and stable plug connector 40 b; the bracket 10b is provided with a connecting through hole 101b, the bracket 10b extends outwards to form a mounting arm 11b, the mounting arm 11b is provided with a mounting hole 111b, the mounting arm 11b is mainly used for fixing the bracket 10b at a required position, the connecting end 21b of the flat cable 20b is arranged at one side of the connecting through hole 101b, and the fixing block 30b fixes the flat cable 20b on the bracket 10b and covers one side of the connecting through hole 101 b; the plug connector 40b is fixed on the base and is soldered to the connecting end 21b of the flat cable 20 b.

Referring to fig. 13 and 14, a third flat cable connecting assembly of the aforementioned reliable and stable plug connector 50c is shown, which includes a base 10c, a flat cable 20c, a surface cover 30c, a steel sheet 40c, and a reliable and stable plug connector 50 c; the bottom surface of the base 10c has a cavity 101c, the connecting end 21c of the flat cable 20c is placed in the cavity 101c, the surface cover 30c covers the opening of the cavity 101c, and the connecting end 21c of the flat cable 20c is fixed in the base 10 c; the steel sheet 40c is fixed on the outer surface of the face cover 30c, and the steel sheet 40c plays a role in protecting the face cover 30 c; the plug connector 50c is fixed on the base 10c and is soldered to the connecting end 21c of the flat cable 20 c.

Referring to fig. 15 and 16, a fourth flat cable connecting assembly of the above-mentioned plug connector 40d is shown, which includes a bracket 10d, a flat cable 20d, a fixing block 30d, and a plug connector 40 d; the bracket 10d is provided with a connecting through hole 101d, the bracket 10d extends outwards to form a mounting arm 11d, the mounting arm 11d is mainly used for fixing the bracket 10d at a required position, the mounting arm 11d is concavely provided with a clamping groove 111d, the clamping groove 111d can fix the bracket 10d more conveniently, the mounting arm 11d is also provided with a mounting hole 112d, the connecting end 21d of the flat cable 20d is arranged at one side of the connecting through hole 101d, and the flat cable 20d is fixed on the bracket 10d by the fixing block 30 d; the plug connector 40d is fixed on the base and is soldered to the connecting end 21d of the flat cable 20 d.

Please refer to fig. 17 and 18, which show a specific structure of the fifth flat cable connection assembly of the aforementioned reliable and stable plug connector 20e, which includes a flat cable 10e, a reliable and stable plug connector 20e, and an insulating sleeve 30e, wherein the flat cable 10e is sleeved with a heat-shrinkable tube 11e, the heat-shrinkable tube 11e can improve the identification of the flat cable 10e, and also can protect the flat cable 10e and prolong the service life of the flat cable 10e, the reliable and stable plug connector 20e is welded to the connection end 21e of the flat cable 10e, and the insulating sleeve 30e is fixed at the connection position of the reliable and stable plug connector 20e and the flat cable 10e by injection molding, so that the connection position of the reliable and stable plug connector 20e and the flat cable 10e is more stable, and the insulating sleeve 30e can also perform the function of preventing the electric leakage.

The utility model discloses a design focus lies in:

the first terminal group is fixed in the insulating body, the metal shell is coated outside the insulating body and the first terminal group, the inner ends of the two grounding terminals in the first terminal group are in contact conduction with the inner wall of the metal shell, the grounding conduction is more reliable and stable, signal transmission is better, and the probability of poor contact between the metal shell and a grounding wire is reduced.

And secondly, the first terminal group and the second terminal group are arranged in the plug connector, the upper surface and the lower surface of the front end of the metal shell are respectively provided with a window for exposing the insulating body, and the contact parts of the plurality of first connecting terminals and the contact parts of the plurality of second connecting terminals are respectively exposed on the upper surface and the lower surface of the front end of the insulating body and are positioned in the corresponding windows, so that the plug connector has a double-sided plugging function, and the blind plugging effect is realized.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims (10)

1. A reliable and stable type plug connector which characterized in that: the power supply comprises an insulating body, a metal shell and a first terminal group; the metal shell is covered on the insulating body, and at least one surface of the front end of the metal shell is provided with a window for exposing the insulating body; the first terminal group is fixed in the insulating body and comprises two grounding terminals and a plurality of first connecting terminals, the inner ends of the two grounding terminals are in contact conduction with the inner wall of the metal shell, welding parts of the two grounding terminals extend backwards out of the insulating body, contact parts of the plurality of first connecting terminals are exposed out of the front end surface of the insulating body side by side at intervals and are located in the window, and the welding parts of the plurality of first connecting terminals extend backwards out of the insulating body.

2. The robust plug connector of claim 1, wherein: the two grounding terminals are respectively positioned at two sides of the first connecting terminals, and the welding parts of the two grounding terminals and the welding parts of the first connecting terminals are arranged in an up-down row and are arranged in a left-right staggered manner.

3. The robust plug connector of claim 1, wherein: the insulating body comprises an inner insulating piece and an outer insulating piece, the inner insulating piece is fixedly embedded and formed with the first terminal group, and the outer insulating piece is fixedly embedded and formed with the inner insulating piece and the metal shell.

4. The robust plug connector of claim 1, wherein: the metal shell further comprises a second terminal group, the upper surface and the lower surface of the front end of the metal shell are respectively provided with a window for exposing the insulating body, the second terminal group comprises a plurality of second connecting terminals, the contact parts of the first connecting terminals and the contact parts of the second connecting terminals are respectively exposed on the upper surface and the lower surface of the front end of the insulating body and are positioned in the corresponding windows, and the welding parts of the second connecting terminals extend out of the insulating body backwards.

5. The robust plug connector of claim 4, wherein: the insulating body comprises two inner insulating pieces and an outer insulating piece, the first terminal group and the second terminal group are respectively embedded, formed and fixed with the two inner insulating pieces together, the two inner insulating pieces are overlapped up and down, and the outer insulating piece is embedded, formed and fixed with the two inner insulating pieces and the metal shell together.

6. A winding displacement coupling assembling which characterized in that: comprises a base, a flat cable, a surface cover and the stable and reliable plug connector as claimed in any one of claims 1 to 5; the bottom surface of the base is provided with a concave cavity, the connecting end of the flat cable is arranged in the concave cavity, and the surface cover covers the opening of the concave cavity; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

7. A winding displacement coupling assembling which characterized in that: the plug connector comprises a bracket, a flat cable, a fixing block and the stable and reliable plug connector as claimed in any one of claims 1 to 5; the support is provided with a connecting through hole, the support extends outwards to form a mounting arm, the mounting arm is provided with a mounting hole, the connecting end of the flat cable is arranged on one side of the connecting through hole, and the flat cable is fixed on the support by the fixing block; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

8. A winding displacement coupling assembling which characterized in that: the plug connector comprises a base, a flat cable, a surface cover, a steel sheet and the stable and reliable plug connector as claimed in any one of claims 1 to 5; the bottom surface of the base is provided with a concave cavity, the connecting end of the flat cable is arranged in the concave cavity, the surface cover covers the opening of the concave cavity, and the steel sheet is fixed on the outer surface of the surface cover; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

9. A winding displacement coupling assembling which characterized in that: the plug connector comprises a bracket, a flat cable, a fixing block and the stable and reliable plug connector as claimed in any one of claims 1 to 5; the support is provided with a connecting through hole, the support extends outwards to form a mounting arm, a clamping groove is concavely arranged on the mounting arm, a mounting hole is also formed in the mounting arm, the connecting end of the flat cable is arranged on one side of the connecting through hole, and the flat cable is fixed on the support by the fixing block; the stable and reliable plug connector is fixed on the base and is welded and conducted with the connecting end of the flat cable.

10. A winding displacement coupling assembling which characterized in that: the plug connector comprises a flat cable, a stable and reliable plug connector according to any one of claims 1 to 5 and an insulating sleeve, wherein the flat cable is sleeved with a heat-shrinkable sleeve, the stable and reliable plug connector is welded and conducted with a connecting end of the flat cable, and the insulating sleeve is fixed at the connecting position of the stable and reliable plug connector and the flat cable in an injection molding mode.

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