CN216055347U

CN216055347U - High-strength injection molding terminal structure

Info

Publication number: CN216055347U
Application number: CN202122124324.4U
Authority: CN
Inventors: 肖彩辉
Original assignee: Shenzhen Xiao Duan Electronics Co ltd
Current assignee: Shenzhen Xiao Duan Electronics Co ltd
Priority date: 2021-09-04
Filing date: 2021-09-04
Publication date: 2022-03-15
Anticipated expiration: 2031-09-04

Abstract

The utility model discloses a high-strength injection molding terminal structure which comprises a steel shell, a rubber shell, a rear plug, a terminal, a clamping hook and a reinforcing sheet, wherein the steel shell is sleeved at one end of the rubber shell, the rear plug is clamped at the other end of the rubber shell, the terminal and the clamping hook are embedded in the rubber shell, the reinforcing sheet is arranged in the rubber shell and comprises two first sheet bodies and two second sheet bodies, the first sheet bodies are arranged between the terminal and the clamping hook, the extending directions of the first sheet bodies are opposite and parallel to the extending direction of the terminal, two ends of the second sheet bodies are respectively fixed on the side walls of the two first sheet bodies, the second sheet bodies cover the terminal, and the terminals of the second sheet bodies are not in contact with each other. The utility model provides a high-strength injection molding terminal structure, which is characterized in that a reinforcing sheet is embedded in a rubber shell, and the strength of the rubber shell is increased through the reinforcement of a first sheet body and a second sheet body in two dimensions, so that the rubber shell is not easy to break.

Description

High-strength injection molding terminal structure

Technical Field

The utility model relates to the technical field of charging terminals, in particular to a high-strength injection molding terminal structure.

Background

MICRO USB 4PIN connector is a current commonly used cell-phone connector type, cup joints on the grafting portion of gluing the shell through the steel casing, and pothook and conductive terminal are installed in gluing the shell, and steel casing tail end and gluing shell cooperation joint form. The existing structure that the steel shell and the rubber shell are matched and spliced has poor supporting strength, and a user is easy to bend and damage the connector at an angle when plugging and unplugging the connector; in addition, some of the connector strength requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-strength injection molding terminal structure which is not easy to break.

The utility model discloses a high-strength injection molding terminal structure, which adopts the technical scheme that:

the utility model provides a high strength terminal structure of moulding plastics, includes the box hat, glues shell, back stopper, terminal, pothook and strengthens the piece, the box hat cover is located and is glued shell one end, back stopper joint is in the box hat other end, inside terminal and pothook were inlayed and are located and glue the shell, it arranges in and glue the shell inside to strengthen the piece, it includes two first lamellar bodies and second lamellar body to strengthen the piece, first lamellar body is arranged in between terminal and the pothook, just the extension of first lamellar body is reverse parallel with the extending direction of terminal, second lamellar body both ends are fixed in respectively on two first lamellar body lateral walls, second lamellar body lid is arranged in on the terminal, just second lamellar body terminal does not contact each other.

Preferably, the side wall of the first sheet body is provided with a reinforcing rib, and the first sheet body and the second sheet body are integrally formed.

As preferred scheme, the first lamellar body and second lamellar body all seted up the through-hole.

As a preferred scheme, an upper inserting piece and a lower inserting piece extend from the upper end face and the lower end face of the steel shell, the upper inserting piece is provided with an upper clamping hole, and the lower inserting piece is provided with a lower clamping hole; the upper inserting piece and the lower inserting piece clamp the rubber shell, a lower clamping block is arranged at the bottom of the rubber shell, and the lower clamping block is clamped into the lower clamping hole for fixing; the top of the rear plug is provided with an upper clamping block, the upper inserting piece extends out of the rubber shell to the upper end of the rear plug, and the upper clamping block is clamped into the upper clamping hole for fixation.

According to the preferable scheme, the side wall of the steel shell extends to form an inserting strip, the side wall of the rubber shell is provided with an inserting seam, the two sides of the rear plug extend to form an inserting block, and the inserting strip and the inserting block are respectively inserted into the inserting seam in a sliding mode along the two ends of the inserting seam.

As a preferred scheme, the upper end face, the lower end face and the upper end of the rear plug, which are opposite to each other, of the rubber shell are respectively provided with a sliding groove, and the upper insertion piece and the lower insertion piece are respectively inserted into the sliding grooves.

As a preferred scheme, the outer wall of the steel shell is provided with a plurality of reinforcing protrusions.

As preferred scheme, the terminal is kept away from shell steel one end and is equipped with the pad, the back stopper is equipped with a plurality of rails, will the back stopper is separated into a plurality of independent regions, the pad runs through gluey shell and back stopper in proper order, and a plurality of pads are arranged in a plurality of independent regions respectively.

The high-strength injection molding terminal structure disclosed by the utility model has the beneficial effects that: the steel shell is sleeved at one end of the rubber shell, the rear plug is clamped at the other end of the rubber shell, the terminal and the clamping hook are embedded inside the rubber shell, and the reinforcing sheet is arranged inside the rubber shell. The reinforcing sheet comprises two first sheet bodies and a second sheet body, the first sheet body is arranged between the terminal and the clamping hook, the extending direction of the first sheet body is parallel to the extending direction of the terminal, two ends of the second sheet body are fixed on the side walls of the two first sheet bodies respectively, the second sheet body covers the terminal, and the terminals of the second sheet bodies are not in contact with each other. Inlay the enhancement piece in gluing the shell, through the reinforcement of first lamellar body and second lamellar body in two dimensions to increase and glue shell intensity, make it be difficult for losing.

Drawings

Fig. 1 is a schematic structural view of a high-strength injection-molded terminal structure according to the present invention.

Fig. 2 is an exploded view of the high strength injection molded terminal structure of the present invention.

Fig. 3 is a schematic view of the internal structure of the high-strength injection molded terminal structure of the present invention.

Fig. 4 is an assembly schematic view of the high strength injection molded terminal structure of the present invention.

Detailed Description

The utility model will be further elucidated and described with reference to the embodiments and drawings of the specification:

referring to fig. 1-4, a high strength injection molding terminal structure includes a steel shell 10, a rubber shell 20, a rear plug 30, four terminals 41, two hooks 42 and a reinforcing plate 50.

The steel shell 10 is sleeved on one end of the rubber shell 20, and the rear plug 30 is clamped on the other end of the rubber shell 20. Two relative upper and lower terminal surfaces of box hat 10 extend respectively and are equipped with inserted sheet 11 and lower inserted sheet 12, go up inserted sheet 11 and seted up last calorie of hole 111, lower inserted sheet 12 has seted up lower calorie of hole 121. Go up inserted sheet 11 and lower inserted sheet 12 centre gripping and glue shell 20, glue shell 20 bottom and be equipped with down fixture block 21, lower fixture block 21 is gone into to block down card hole 121 internal fixation. The top of the rear plug 30 is provided with an upper fixture block 31, the upper inserting sheet 11 extends out of the rubber shell 20 to the upper end of the rear plug 30, and the upper fixture block 31 is clamped into the upper fixture hole 111 for fixing.

The side wall of the steel shell 10 extends to form an inserting strip 13, the side wall of the rubber shell 20 is provided with an inserting seam 22, two sides of the rear plug 30 extend to form an inserting block 32, and the inserting strip 13 and the inserting block 32 are respectively inserted into the inserting seam 22 along two ends of the inserting seam 22 in a sliding mode. The stability of fixation among the three is improved.

The upper end face and the lower end face of the rubber shell 20 which are opposite to each other and the upper end of the rear plug 30 are both provided with a sliding groove 23, and the upper inserting piece 11 and the lower inserting piece 12 are respectively inserted into the sliding grooves 23. The upper insert sheet 11 and the lower insert sheet 12 in the sedimentation type can save space and make the three more compact.

Preferably, the outer wall of the steel shell 10 is provided with a plurality of reinforcing protrusions 14 to enhance the strength of the steel shell 10.

The terminal 41, the hook 42 and the reinforcing plate 50 are embedded inside the rubber case 20.

The reinforcing sheet 50 includes two first sheet bodies 51 and two second sheet bodies 52, the first sheet body 51 is disposed between the terminal 41 and the hook 42, the extending direction of the first sheet body 51 is opposite and parallel to the extending direction of the terminal 41, two ends of the second sheet body 52 are respectively fixed on the side walls of the two first sheet bodies 51, the second sheet body 52 covers the terminal 41, and the terminals 41 of the second sheet body 52 are not contacted with each other.

The reinforcing sheet 50 is embedded in the rubber case 20, and the first sheet body 51 and the second sheet body 52 reinforce in two dimensions, so that the strength of the rubber case 20 is increased, and the rubber case is not easy to break.

Preferably, the side wall of the first sheet body 51 is provided with the reinforcing rib 53, and the first sheet body 51 and the second sheet body 52 are integrally formed, so that the strength of the reinforcing sheet 50 can be obviously improved, and further, more stable support can be provided for the whole body.

Through-hole 54 has all been seted up to first lamellar body 51 and second lamellar body 52, makes shell 20 and the inseparabler integration of strengthening the piece 50, and lifting strength.

In this embodiment, a pad 411 is disposed at one end of the terminal 41, which is far away from the steel shell 10, the rear plug 30 is provided with a plurality of fences 33, the rear plug 30 is divided into a plurality of independent areas, the pad 411 sequentially penetrates through the rubber shell 20 and the rear plug 30, and the pads 411 are disposed in the independent areas respectively. A good isolation effect can be achieved to prevent the solder from overflowing to the adjacent pads 411.

The utility model provides a high-strength injection molding terminal structure, wherein a steel shell is sleeved at one end of a rubber shell, a rear plug is clamped at the other end of the rubber shell, a terminal and a clamping hook are embedded in the rubber shell, and a reinforcing sheet is arranged in the rubber shell. The reinforcing sheet comprises two first sheet bodies and a second sheet body, the first sheet body is arranged between the terminal and the clamping hook, the extending direction of the first sheet body is parallel to the extending direction of the terminal, two ends of the second sheet body are fixed on the side walls of the two first sheet bodies respectively, the second sheet body covers the terminal, and the terminals of the second sheet bodies are not in contact with each other. Inlay the enhancement piece in gluing the shell, through the reinforcement of first lamellar body and second lamellar body in two dimensions to increase and glue shell intensity, make it be difficult for losing.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a high strength terminal structure of moulding plastics, includes the box hat, glues shell, back stopper, terminal and pothook, the box hat cover is located and is glued shell one end, back stopper joint is in gluing the shell other end, inside terminal and pothook inlayed and are located and glue the shell, its characterized in that still including strengthening the piece, it is inside to strengthen the piece and arrange in the shell, it includes two first lamellar bodies and second lamellar body to strengthen the piece, the first lamellar body is arranged in between terminal and the pothook, just the extension of first lamellar body is reverse parallel with the extending direction of terminal, second lamellar body both ends are fixed in respectively on two first lamellar body lateral walls, second lamellar body lid is arranged in on the terminal, just second lamellar body terminal is each other not contacted.

2. The high strength injection molded terminal structure of claim 1, wherein the first sheet side wall is provided with a rib, and the first sheet and the second sheet are integrally formed.

3. The high-strength injection-molded terminal structure of claim 2, wherein the first sheet and the second sheet are both provided with through holes.

4. The high-strength injection molding terminal structure of any one of claims 1 to 3, wherein an upper insert and a lower insert extend from the opposite upper and lower end faces of the steel shell, respectively, the upper insert is provided with an upper clamping hole, and the lower insert is provided with a lower clamping hole;

the upper inserting piece and the lower inserting piece clamp the rubber shell, a lower clamping block is arranged at the bottom of the rubber shell, and the lower clamping block is clamped into the lower clamping hole for fixing;

the top of the rear plug is provided with an upper clamping block, the upper inserting piece extends out of the rubber shell to the upper end of the rear plug, and the upper clamping block is clamped into the upper clamping hole for fixation.

5. The injection molding terminal structure with high strength as claimed in claim 4, wherein the side wall of the steel shell is extended with an insert strip, the side wall of the rubber shell is opened with an insert slot, the two sides of the rear plug are extended with insert blocks, and the insert strip and the insert blocks are respectively inserted into the insert slot along the two ends of the insert slot in a sliding manner.

6. The high-strength injection molding terminal structure according to claim 4, wherein the opposite upper and lower end surfaces of the rubber housing and the upper end of the rear plug are provided with sliding grooves, and the upper insert and the lower insert are respectively inserted into the sliding grooves.

7. The high-strength injection-molded terminal structure according to claim 4, wherein the outer wall of the steel shell is provided with a plurality of reinforcing protrusions.

8. The high-strength injection molding terminal structure of claim 4, wherein a bonding pad is arranged at one end of the terminal, which is far away from the steel shell, the rear plug is provided with a plurality of fences to divide the rear plug into a plurality of independent areas, the bonding pad penetrates through the rubber shell and the rear plug in sequence, and the bonding pads are respectively arranged in the plurality of independent areas.