CN2678161Y - USB connector - Google Patents

Abstract

A USB connector comprises an insulating main body, a plurality of terminals, a metal shell and a metal cover body, wherein the insulating main body is provided with a plurality of longitudinal terminal grooves, the insulating main body is provided with a convex block, the terminals are respectively accommodated in the corresponding terminal grooves of the insulating main body, the metal shell is provided with an inserting part, a stopping part is formed on the inserting part, the rear end of the inserting part is connected with a bearing part, the insulating main body is inserted into the inserting part of the metal shell, the convex block of the insulating main body is accommodated in the stopping part, the metal cover body is covered on the bearing part of the metal shell, the metal cover body is clamped and combined on the metal shell, the front end of the metal cover body is provided with a top abutting part, the top abutting part abuts against the rear end of the convex block of the insulating main body, and the top abutting part is arranged in the stopping part of the metal shell; therefore, when the outer die is poured, the metal cover body does not warp and is not separated.

Description

usb connector

technical field

The utility model relates to a USB connector, in particular to a USB connector which can be connected to a signal line and can be plugged with a docking connector to achieve electrical connection.

Background technique

Please refer to Fig. 1 and Fig. 2, the existing USB connector includes: an insulating main body 60, which has a plurality of longitudinal terminal slots 61, and this insulating main body 60 is provided with two card slots 62 on one surface; , respectively accommodated in the corresponding terminal grooves 61; a metal shell 80, which is a hollow body, can be inserted into the insulating body 60, and the metal shell 80 has two card bodies 81 corresponding to the card slots 62 These terminals 70 are arranged in the terminal groove 61, when the insulating body 60 is inserted into the metal shell 80, the card body 81 and the card slot 62 can be engaged with each other; and a metal cover 90, which is engaged with the The metal shell 80 is used to shield the rear end of the terminal 70 and has the effect of electromagnetic shielding.

Just, above-mentioned existing USB connector, because metal cover body 90 and metal casing 80 only utilize snap-in body 91 and snap-in hole 82 simple snap-in combination, when pouring outer mould, due to snap-in body 91 and snap-in hole 82, The clamping force of the connecting hole 82 is insufficient, and the metal cover 90 is easily warped and detached.

There is another kind of existing USB connector, which is provided with blocking plates on both sides of the insulating body, which cooperate with the corresponding bumps on the two sides of the metal cover, in order to increase the bonding strength. However, the strength of the baffles on both sides of the insulating body is too weak, and the baffles are easy to break when filling the outer mold, and the insulating body (plastic part) will rush out of the metal shell, and its clamping force is insufficient, and the metal cover will still warp Disengagement occurs.

It can be seen from the above that the above-mentioned existing USB connector obviously has inconvenience and defects in actual use, and needs to be improved.

Utility model content

The main purpose of this utility model is to provide a USB connector. When the outer mold is filled, the metal cover will not be warped and detached, and the two sides of the insulating body do not need to be provided with baffles, so there will be no A situation where the flap breaks occurs.

In order to achieve the above object, the utility model provides a USB connector, which includes: an insulating body, which has a plurality of longitudinal terminal slots, and a bump is protruded from the insulating body; a plurality of terminals, which are respectively accommodated in In the terminal slot corresponding to the insulating main body; a metal shell, which has an inserting part, the inserting part is a hollow body, and a stop part corresponding to the protrusion is formed on the inserting part, the inserting part The rear end of the connection part is connected with a receiving part, the insulating main body is inserted into the insertion part of the metal shell, and the protrusion of the insulating main body is accommodated inside the stopper part; and a metal cover, which is placed on the metal housing On the receiving part of the housing, the metal cover is clamped and combined with the metal housing, and a front end of the metal cover is provided with a propping part, and the propping part is in contact with the rear end of the bump of the insulating body, And the abutting part is placed in the stopper part of the metal shell.

The aforementioned USB connector, wherein each of the terminals has a pin portion and a contact portion, the pin portions of the terminals protrude from the rear end of the insulating body, and the contact portions of the terminals are exposed on the surface of the insulating body.

The above-mentioned USB connector, wherein, the two opposite sides of the receiving part of the metal shell are respectively provided with a snap-in hole, and the two opposite sides of the metal cover are respectively provided with a snap-in body corresponding to the snap-in hole. The connecting body and the clamping hole are engaged with each other.

According to the USB connector mentioned above, a support piece is formed extending from the bottom rear end of the receiving portion of the metal shell.

The USB connector as described above, wherein, the top and rear end of the metal cover extend to form a clamping piece.

In order to further understand the features and technical contents of the present utility model, please refer to the following detailed description and accompanying drawings of the present utility model. However, the accompanying drawings are only for reference and illustration, and are not intended to limit the present utility model.

The beneficial effect of the utility model is that the abutting part of the front end of the metal cover is inserted into the stop part of the metal shell, and when the outer mold is filled, the metal cover will not be warped and detached. The two sides of the insulating body do not need to be provided with baffles, and the baffles will not break when the outer mold is filled.

Description of drawings

FIG. 1 is an exploded perspective view of an existing USB connector;

Fig. 2 is a three-dimensional combined view of an existing USB connector;

Fig. 3 is a three-dimensional exploded view of the utility model;

Fig. 4 is the three-dimensional assembled figure of the utility model;

Fig. 5 is a sectional view of the utility model.

Wherein, the reference signs are explained as follows:

60 insulation body

61 terminal slots 62 card slots

70 terminals

80 metal shell

81 card body 82 card socket

90 metal cover

91 card connector

10 insulating body

11 terminal slot 12 bump

20 terminals

21 pin part 22 contact part

30 metal shell

31 socket part 32 stop part

33 Accepting part 34 Card socket

35 supporting pieces

40 metal cover

41 snap-in body 42 top contact

43 packs of clips

Detailed ways

Please refer to Figure 3, Figure 4 and Figure 5, the utility model provides a USB connector, which includes an insulating body 10, a plurality of terminals 20, a metal shell 30 and a metal cover 40, wherein the insulating body 10 is made of plastic material, which has a plurality of longitudinal terminal grooves 11, and a protrusion 12 protrudes from a surface (top surface) of the insulating body 10 near the rear end.

The terminals 20 are made of a metal material with good electrical conductivity, which are elongated and bent into proper shapes. The terminals 20 are accommodated in the corresponding terminal grooves 11 of the insulating body 10 . Each terminal 20 has a pin portion 21 and a contact portion 22. The pin portion 21 of these terminals 20 protrudes from the rear end of the insulating body 10 and can be used for soldering connection to the signal line. The contact portion 22 of these terminals 20 It is exposed on the surface of the insulating body 10 so as to be in contact with the terminals of the mating connector to achieve electrical connection.

The metal shell 30 is made of a metal material with good shielding properties, and has an insertion portion 31, which is a hollow body, and a surface (top surface) of the insertion portion 31 is punched near the rear end. A blocking portion 32 protruding upward corresponding to the bump 12 is formed. The rear end of the insertion part 31 is connected with a receiving part 33 with a cross-section in the shape of "凵". The opposite sides of the receiving part 33 are respectively provided with a locking hole 34, and an arc is formed at the bottom rear end of the receiving part 33. The support piece 35 can be used to support the signal line connected to the terminal 20 . The insulating main body 10 is inserted into the socket part 31 of the metal shell 30, and the protrusion 12 of the insulating main body 10 is accommodated in the corresponding stop part 32, and the stop part 32 provides the protrusion 12 The function of blocking positioning is used to prevent the insulating body 10 from moving forward.

The metal cover 40 is made of a metal material with good shielding properties, and its cross-section is in the shape of "冂", which can be placed on the receiving part 33. The opposite sides of the metal cover 40 are respectively provided with a protrusion protruding from the outside. The clamping body 41 on the surface and corresponding to the clamping hole 34 , the clamping body 41 and the clamping hole 34 are clamped to each other, so that the metal cover 40 can be clamped and combined with the metal shell 30 to cover the terminal 20 The connection between the pin portion 21 at the rear end and the signal line has the effect of electromagnetic shielding. A tongue-shaped abutting portion 42 protrudes from the front end of the top of the metal cover 40 , and the abutting portion 42 abuts against the rear end of the bump 12 of the insulating body 10 to prevent the insulating body 10 from moving backward. In addition, an arc-shaped clamping piece 43 is formed on the top and rear end of the metal cover 40, which can be used to clamp and fix the signal line connected to the terminal 20; the USB connector of the present invention is formed by the above-mentioned composition.

The utility model is mainly provided with a protrusion 12 on the insulating main body 10, and a stopper 32 is provided on the insertion part 31 of the metal shell 30, so that the protrusion 12 of the insulating main body 10 can be accommodated in the Inside the corresponding stop portion 32, the stop portion 32 provides the function of blocking and positioning the bump 12 to prevent the insulating body 10 from moving forward. The abutting portion 42, the abutting portion 42 can abut against the rear end of the bump 12 of the insulating body 10 to prevent the insulating body 10 from moving backward, so that the insulating body 10 can be firmly positioned on the metal shell 30 The inside of the plug-in portion 31 without fear of moving forward or backward, so that the insulating body 10 and the metal shell 30 can be firmly combined, and the insulating body 10 will not loosen.

The abutting part 42 of the front end of the metal cover 40 of the utility model is inserted into the stopper part 32 of the metal shell 30. When the outer mold is filled, the metal cover 40 will not be warped and detached. The two sides of the novel insulating body 10 do not need to be provided with baffles, and the baffles will not break when the outer mold is filled.

The above is only a preferred feasible embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made according to the specification and drawings of the utility model are included in the scope of the utility model. within the scope of the patent.

Claims (5)

1. A USB connector, characterized in that it comprises: An insulating main body, which has a plurality of longitudinal terminal slots, and a bump is protruded from the insulating main body; a plurality of terminals, which are respectively accommodated in corresponding terminal grooves of the insulating body; A metal shell, which has an insertion part, the insertion part is a hollow body, a stop part corresponding to the protrusion is formed on the insertion part, and a receiving part is connected to the rear end of the insertion part, The insulating main body is inserted into the socket part of the metal shell, and the protrusion of the insulating main body is accommodated inside the stopper part; and A metal cover, the cover is placed on the receiving part of the metal shell, and the metal cover is clamped and combined with the metal shell. The rear end of the projection bumps against the insulating body, and the abutting portion is placed in the stop portion of the metal casing. 2. The USB connector according to claim 1, wherein each of the terminals has a pin portion and a contact portion, the pin portions of the terminals protrude from the rear end of the insulating body, and the contacts of the terminals The part is exposed on the surface of the insulating body. 3. The USB connector as claimed in claim 1, characterized in that, the two opposite sides of the receiving part of the metal shell are respectively provided with a snap-in hole, and the two opposite sides of the metal cover are respectively provided with a snap-in hole corresponding to the snap-in hole. The snap-in body, the snap-in body and the snap-in hole are snapped together. 4. The USB connector as claimed in claim 1, wherein a support piece is formed extending from the bottom rear end of the receiving portion of the metal shell. 5 . The USB connector as claimed in claim 1 , wherein a wrapping piece is formed extending from the top and rear end of the metal cover.

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