CN218472308U

CN218472308U - Sinking plate type HDMI connector

Info

Publication number: CN218472308U
Application number: CN202222520366.4U
Authority: CN
Inventors: 黄华
Original assignee: SHENZHEN HUALIANWEI ELECTORNIC TECHNOLOGY CO LTD
Current assignee: SHENZHEN HUALIANWEI ELECTORNIC TECHNOLOGY CO LTD
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-02-10
Anticipated expiration: 2032-09-22

Abstract

The utility model relates to the technical field of connectors, in particular to a sinking plate type HDMI connector, which comprises a connector main body and a circuit board matched with the connector main body, wherein the connector main body comprises an insulation supporting seat, conductive terminals embedded and uniformly distributed on the insulation supporting seat and a metal shielding shell surrounding and wrapping the insulation supporting seat; the front end of the conductive terminal is exposed out of the front part of the insulating support seat, the front ends of the metal shielding shell, the insulating support seat and the conductive terminal are used as connecting ends of the connector, the upper end of the metal shielding shell extends backwards to form a first extending part, the upper part of the insulating support seat extends backwards to form a second extending part, and the rear end of the conductive terminal is inserted into the circuit board along the lower end of the second extending part; the metal shielding shell and the circuit board can realize the matching relation of a sinking plate type, so that the thickness of the connector main body and the whole circuit board is the thickness of the connector main body, and more universal small or flat electronic equipment is achieved.

Description

Sinking plate type HDMI connector

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to a sink plate formula HDMI connector is related to.

Background

The high-definition multimedia interface is a full digital video and audio transmission interface, and can transmit uncompressed audio and video signals. The HDMI can be used in set-top boxes, DVD players, personal computers, televisions, game consoles, comprehensive amplifiers, digital audio and television sets, and other devices. The HDMI can simultaneously send audio and video signals, and the audio and video signals adopt the same wire, so that the installation difficulty of a system circuit is greatly simplified; in the structure setting, it mainly includes the outside metal shielding shell that is used for shielding the signal, inserts the insulating support seat of establishing in metal shielding shell inside and a plurality of conductive terminal of establishing in the insulating support seat of inserting, through fixed arrangement and directional grafting structure for HDMI plug connector and HDMI socket connector one insert promptly and lead to.

The existing HDMI connector is basically matched with a circuit board by welding the connector on the circuit board, specifically, a metal shielding shell is provided with a welding pin, the welding pin is inserted on the circuit board, and then the welding pin is welded with the circuit board, so that the effect of fixing the HDMI connector is achieved; in the prior art, the HDMI connector is basically arranged on one side of a circuit board, so that the total thickness of the circuit board and the HDMI connector is larger, and the HDMI connector cannot adapt to some small or flat electronic equipment, in order to reduce the circuit board and the HDMI connector and achieve more universal small or flat electronic equipment, a clamping plate type welding mode is adopted in the prior art, the HDMI connector is clamped at the front end of the circuit board through a clamping plate structure, so that the whole thickness is only the thickness of the HDMI connector, meanwhile, welding pins are arranged behind the HDMI connector, the whole thickness is reduced to a larger extent, but the connection between the HDMI connector and the circuit board is not firm due to the clamping plate type welding mode, and the HDMI connector and the circuit board are easy to break at the welding position; therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

A sinking plate type HDMI connector comprises a connector body and a circuit board matched with the connector body, wherein the connector body comprises an insulation supporting seat, conductive terminals embedded and uniformly distributed on the insulation supporting seat and a metal shielding shell surrounding and wrapping the insulation supporting seat; the front end of the conductive terminal is exposed out of the front part of the insulating support seat, the front ends of the metal shielding shell, the insulating support seat and the conductive terminal are used as a connecting end of the connector, the upper end of the metal shielding shell extends backwards to form a first extending part, the upper part of the insulating support seat extends backwards to form a second extending part, and the rear end of the conductive terminal is inserted into the circuit board along the lower end of the second extending part;

the left side at the metal shielding shell, the right side both sides are provided with the first welding foot of bending downwards respectively, the left side of first extension, the right side both sides are provided with the second welding foot respectively, offer the evacuation mouth that is used for holding the connector main part on the circuit board, lie in the left side of evacuation mouth on the circuit board, right side both sides position department is provided with the first welding hole that matches in first welding foot respectively, the rear that lies in the evacuation mouth on the circuit board is provided with the second welding hole that matches in second welding foot, the rear that the circuit board lies in the evacuation mouth is provided with the electrically conductive hole that matches in conductive terminal.

Preferably, the first welding foot comprises an extension part extending outwards and transversely along the metal shielding shell and a welding part extending downwards along the extension tail end of the extension part, the extension part is connected to the side part of the metal shielding shell, and the welding part is fixedly welded with the first welding hole.

Preferably, the left side and the right side of the metal shielding shell are respectively formed with a punching strip through punching, and the first welding foot is formed by bending the punching strip.

Preferably, the left and right sides of the first extending portion are respectively bent downwards to form a first reinforcing portion for supporting the left and right sides of the second extending portion, the second welding leg is disposed at the rear end of the first reinforcing portion, and the second welding leg extends downwards to correspond to the lower end of the welding portion in height.

Preferably, the rear end of the insulating support base is formed with a stopper upward, the stopper exposes out of the rear end of the metal shielding shell, and the stopper abuts against the upper portion of the rear end of the metal shielding shell.

Preferably, a transition part which bypasses the blocking part is formed between the first extension part and the metal shielding shell in a bending way, and the second extension part is formed by extending backwards along the rear end of the blocking part.

Preferably, the conductive terminal has a front end, a middle end and a rear end, the front end of the conductive terminal is embedded in the insulating support seat, the rear end of the conductive terminal is embedded in the second extension portion, and the middle end of the conductive terminal is provided with an inclined structure connecting the front end to the rear end.

Preferably, a second reinforcing part extends backwards from the lower part of the rear end of the metal shielding shell, and the second reinforcing part abuts against the part of the insulating support seat, which is exposed out of the rear end of the metal shielding shell.

Preferably, the left and right sides of the second reinforcing portion are respectively provided with a fixing notch with a backward opening, and a fixing insertion block matched with the fixing notch is formed on the part of the insulating support seat exposed out of the rear end of the metal shielding shell.

Preferably, the lower extreme at metal shielding shell rear portion is provided with the strip of bending, and insulating supporting seat supports tightly through bending of the strip of bending after inserting metal shielding shell along metal shielding shell rear end.

Compared with the prior art, the beneficial effects of the utility model are that:

the metal shielding shell and the circuit board can realize the matching relation of a sinking plate type, so that the thickness of the connector main body and the circuit board is the thickness of the connector main body, and more small or flat electronic equipment can be used universally;

by adopting the structure that the upper part of the connector main body extends backwards to the circuit board and arranging the welding feet along the left side and the right side of the connector main body, the connector main body can be inserted on the circuit board in a plugging mode, compared with a clamping plate type connector, the firmness and the stability are high, and the connector is just sunk into the circuit board by matching the connector with the circuit board, so that the connector can be prevented from protruding out of one side of the circuit board, and the whole body is more compact;

the setting of extension is through setting up first extension and second extension respectively at metal shield shell rear end and insulating support seat rear end, first extension can enough wrap up the second extension, can also set up the second welding foot and consolidate the rear end of connector main part and the being connected of circuit board, and the second extension extends along insulating support seat upper portion rear, through this design, set up conductive terminal at the lower extreme of second extension, it can insert simultaneously on the circuit board to be conductive terminal and welding foot homoenergetic, make overall structure set up compactly rationally, the cooperation fastness of connector main part and circuit board can be ensured.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the connector main body of the present invention after being separated from the circuit board;

fig. 3 is a schematic cross-sectional view of the connector body according to the present invention;

fig. 4 is a schematic structural view of the connector body according to the present invention;

fig. 5 is a schematic structural diagram of the present invention at a in fig. 2.

The reference numerals and names in the figures are as follows:

the circuit board comprises a circuit board 10, a first welding hole 11, a second welding hole 12, a conductive hole 13, an insulating support 20, a second extending portion 21, a blocking portion 22, a fixed plug 23, a conductive terminal 30, a metal shielding shell 40, a first extending portion 41, a first welding pin 42, an extending portion 421, a welding portion 422, a second welding pin 43, a first reinforcing portion 44, a transition portion 45, a second reinforcing portion 46, a fixing notch 47 and a bending strip 48.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, in an embodiment of the present invention, a sinking plate type HDMI connector includes a connector body and a circuit board 10 matching with the connector body, wherein the connector body includes an insulating support 20, conductive terminals 30 embedded and uniformly arranged on the insulating support 20, and a metal shielding shell 40 surrounding and wrapping the insulating support 20; the front end of the conductive terminal 30 is exposed out of the front part of the insulating support base 20, the front ends of the metal shielding shell 40, the insulating support base 20 and the conductive terminal 30 are used as a connecting end of the connector, and are arranged according to the standard of the HDMI connector, the upper end of the metal shielding shell 40 extends backwards to form a first extending part 41, the upper part of the insulating support base 20 extends backwards to form a second extending part 21, and the rear end of the conductive terminal 30 is inserted into the circuit board 10 along the lower end of the second extending part 21;

the left side and the right side of the metal shielding shell 40 are respectively provided with a first welding pin 42 bent downwards, the left side and the right side of the first extending portion 41 are respectively provided with a second welding pin 43, a clearance opening for accommodating a connector main body is formed in the circuit board 10, positions on the left side and the right side of the clearance opening in the circuit board 10 are respectively provided with a first welding hole 11 matched with the first welding pin 42, a second welding hole 12 matched with the second welding pin 43 is formed in the rear of the clearance opening in the circuit board 10, and a conductive hole 13 matched with the conductive terminal 30 is formed in the rear of the circuit board 10 positioned in the clearance opening.

Through the arrangement, the metal shielding shell 40 and the circuit board 10 realize the matching relationship of a sinking plate type, the thickness of the connector main body and the circuit board 10 is the thickness of the connector main body, and more small or flat electronic equipment can be used universally; by adopting the structure that the upper part of the connector main body extends backwards to the circuit board 10 and then arranging the welding pins along the left side and the right side of the connector main body, the connector main body can be inserted on the circuit board 10 in an inserting mode, compared with a clamping plate type connector, the connector has high firmness and stability, and the connector is just sunk into the circuit board 10 due to the matching of the connector and the circuit board 10, so that the connector can be prevented from protruding out of one side of the circuit board 10, and the whole body is more compact; the setting of extension is through setting up first extension 41 and second extension 21 respectively at metal shield shell 40 rear end and insulating support seat 20 rear end, first extension 41 can enough wrap up second extension 21, can also set up second welding foot 43 and consolidate the rear end of connector main part and being connected of circuit board 10, and second extension 21 is to extending backward along insulating support seat 20 upper portion, through this design, set up conductive terminal 30 at the lower extreme of second extension 21, it can insert simultaneously on circuit board 10 with the welding foot homoenergetic to be conductive terminal 30, make overall structure set up compactly rationally, the cooperation fastness of connector main part and circuit board 10 can be ensured.

Referring to fig. 1-2, the present invention is mainly applied to an HDMI socket connector, wherein the first welding foot 42 includes an extension portion 421 extending along the outer side of the metal shielding shell 40 and a welding portion 422 extending along the extension portion 421, the extension portion 421 is connected to the side of the metal shielding shell 40, the welding portion 422 is welded to the first welding hole 11, the first welding foot 42 is formed by punching strips on the left and right sides of the metal shielding shell 40, and the first welding foot 42 is formed by bending the punching strips.

Referring to fig. 3-4, the left and right sides of the first extending portion 41 are respectively bent downward to form a first reinforcing portion 44 for abutting against the left and right sides of the second extending portion 21, so that the metal shielding shell 40 and the insulating supporting base 20 are more firmly and stably engaged; then, according to the first reinforcing part 44, the second welding feet 43 are arranged at the rear end of the first reinforcing part 44, and the second welding feet 43 extend downwards to correspond to the height of the lower end of the welding part 422, in order to make the fit between the connector body and the circuit board 10 more stable, the distance between the two second welding feet 43 and the distance between the two first welding feet 42 are set to be unequal, for example, the distance between the two second welding feet 43 is smaller than the distance between the two first welding feet 42, so that the two first welding feet 42 and the two second welding feet 43 form an isosceles trapezoid shape after being connected.

Referring to fig. 1-4, the assembly of the metal shielding shell 40 and the insulating support base 20 is performed by inserting the insulating support base 20 into the metal shielding shell 40 from the rear of the metal shielding shell 40, and forming a stopper 22 at the rear end of the insulating support base 20 upward, wherein the stopper 22 exposes the rear end of the metal shielding shell 40, and the stopper 22 abuts against the upper portion of the rear end of the metal shielding shell 40, so that the insulating support base 20 can be limited by the stopper 22 after being inserted into the metal shielding shell 40; the first extending portion 41 cannot extend from the upper end of the metal shielding shell 40 to the right rear direction due to the arrangement of the first blocking portion 22, so that a transition portion 45 bypassing the blocking portion 22 is formed between the first extending portion 41 and the metal shielding shell 40 by bending, and the second extending portion 21 is formed by extending rearward along the rear end of the blocking portion 22; the conductive terminal 30 is provided with a front end, a middle end and a rear end, the front end of the conductive terminal 30 is embedded on the insulating support seat 20, the rear end of the conductive terminal 30 is embedded on the second extension part 21, the middle end of the conductive terminal 30 is provided with an inclined structure connecting the front end to the rear end, and the first extension part 41 and the blocking part 22 can be supported through the conductive terminal 30 with the inclined structure.

Referring to fig. 2, 4 and 5, a second reinforcing portion 46 extends rearward from a lower portion of the rear end of the metal shielding shell 40, and the second reinforcing portion 46 abuts against a portion of the insulating support base 20 exposed from the rear end of the metal shielding shell 40; the left and right sides of the second reinforcing portion 46 are respectively provided with a fixing notch 47 with a backward opening, and the portion of the insulating support base 20 exposed out of the rear end of the metal shielding shell 40 is formed with a fixing insertion block 23 matched with the fixing notch 47, so that the matching stability of the metal shielding shell 40 and the insulating support base 20 is further improved.

Referring to fig. 4, the lower end of the rear portion of the metal shielding shell 40 is provided with a bending strip 48, and the insulating support base 20 is inserted into the metal shielding shell 40 along the rear end of the metal shielding shell 40 and then is abutted by bending the bending strip 48, so that after the metal shielding shell 40 and the insulating support base 20 are assembled, the metal shielding shell 40 abuts against the insulating support base 20 by bending the bending strip 48, thereby preventing the assembled insulating support base 20 from being separated from the metal shielding shell 40 from the rear, and improving the matching firmness of the metal shielding shell 40 and the insulating support base 20.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The sinking plate type HDMI connector is characterized by comprising a connector body and a circuit board matched with the connector body, wherein the connector body comprises an insulation supporting seat, conductive terminals embedded and uniformly distributed on the insulation supporting seat and a metal shielding shell surrounding and wrapping the insulation supporting seat; the front end of the conductive terminal is exposed out of the front part of the insulating support seat, the front ends of the metal shielding shell, the insulating support seat and the conductive terminal are used as a connecting end of the connector, the upper end of the metal shielding shell extends backwards to form a first extending part, the upper part of the insulating support seat extends backwards to form a second extending part, and the rear end of the conductive terminal is inserted into the circuit board along the lower end of the second extending part;

the left and right sides at the metal shielding shell are provided with the first welding foot of bending downwards respectively, the left and right sides of first extension portion are provided with second welding foot respectively, offer the evacuation mouth that is used for holding the connector main part on the circuit board, lie in the left side of evacuation mouth on the circuit board, right side both sides position department is provided with the first welding hole that matches in first welding foot respectively, the rear that lies in the evacuation mouth on the circuit board is provided with the second welding hole that matches in second welding foot, the rear that the circuit board lies in the evacuation mouth is provided with the electrically conductive hole that matches in conductive terminal.

2. The HDMI connector as claimed in claim 1, wherein the first soldering leg comprises an extension extending transversely outward along the shielding shell and a soldering portion extending along an extending end of the extension and bent downward, the extension is connected to a side of the shielding shell, and the soldering portion is soldered to the first soldering hole.

3. The sinking plate type HDMI connector according to any one of claims 1-2, wherein the left and right sides of the metal shielding shell are respectively formed with a punching strip by punching, and the first welding foot is formed by bending the punching strip.

4. The sinking-plate type HDMI connector according to claim 2, wherein the first extending portion is bent downward at left and right sides thereof to form a first reinforcing portion to abut against the second extending portion, the second welding leg is disposed at a rear end of the first reinforcing portion, and the second welding leg extends downward to a height corresponding to a lower end of the welding portion.

5. The sinking-plate type HDMI connector of claim 1, wherein a stopper is formed upward at the rear end of the insulating support, the stopper is exposed out of the rear end of the metallic shield shell, and the stopper abuts against the upper portion of the rear end of the metallic shield shell.

6. The HDMI connector as claimed in claim 5, wherein a transition portion is formed between the first extending portion and the shielding shell by bending and extending around the blocking portion, and the second extending portion is formed by extending and extending rearward along a rear end of the blocking portion.

7. The sinking-plate type HDMI connector according to claim 6, wherein the conductive terminal has a front end, a middle end and a rear end, the front end of the conductive terminal is embedded in the insulating support base, the rear end of the conductive terminal is embedded in the second extending portion, and the middle end of the conductive terminal is configured to be an inclined structure connecting the front end to the rear end.

8. The HDMI connector as claimed in any one of claims 5 to 7, wherein a second reinforcement extends rearward from a lower portion of the rear end of the metal shielding shell, and the second reinforcement abuts against a portion of the insulating support exposed from the rear end of the metal shielding shell.

9. The HDMI connector as claimed in claim 8, wherein the second reinforcement has a rear-facing opening formed on each of left and right sides thereof, and a fixing plug is formed on the portion of the insulating support exposed from the rear end of the metal shielding shell to match the fixing opening.

10. The sinking-plate type HDMI connector according to claim 6, wherein the lower end of the rear portion of the metal shielding shell is provided with a bending strip, and the insulation supporting seat is pressed tightly by the bending of the bending strip after the rear end of the metal shielding shell is inserted into the metal shielding shell.