CN215266837U - USB connector - Google Patents

Abstract

The utility model discloses a USB connector, which comprises a shell, a tongue plate and a reinforcing piece, wherein the tongue plate is arranged in the shell, and a plurality of contact terminals are arranged on the tongue plate and used for connecting two electronic devices; and the reinforcing piece is arranged on the tongue plate and connected with the shell to support the tongue plate. The utility model discloses improve the structure of USB connector, improved the connection stability of USB connector.

Description

USB connector

Technical Field

The utility model relates to a connector technical field especially relates to a USB connector.

Background

The existing USB connector generally includes a metal shell, a tongue plate, and a plurality of signal terminals, wherein the metal shell is surrounded to form an installation space, the plurality of signal terminals are uniformly embedded on the tongue plate at intervals, and the tongue plate is fixed in the installation space of the metal shell and is surrounded with the metal shell to form a plug hole for plugging a male/female plug of the USB connector.

However, the tongue plate of this structure is poor in stability, and is prone to misalignment and even breakage after long-term use, which results in poor connection stability of the USB connector.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a USB connector, which is improved in connection stability.

In order to achieve the above object, the present invention provides a USB connector, the USB connector includes:

a housing;

the tongue plate is arranged in the shell, and a plurality of contact terminals are arranged on the tongue plate and used for connecting two electronic devices; and

and the reinforcing piece is arranged on the tongue plate and connected with the shell to support the tongue plate.

In one embodiment, the reinforcing member is a sheet, and the material of the reinforcing member is 304 stainless steel.

In one embodiment, the reinforcement is secured to the housing by a spot weld connection.

In one embodiment, the reinforcement member is fixed to the tongue plate in a snap fit manner.

In an embodiment, the reinforcement includes a body and a covering edge disposed on an edge of the body, and the covering edge covers and tightly clamps the side wall of the tongue plate on the body.

In an embodiment, when the USB connector is a female connector, an elastic connection portion is disposed on a side of the body opposite to the tongue plate, and the elastic connection portion is used for being snapped into a bayonet on a side wall of the USB male connector.

In an embodiment, the body is provided with an avoiding hole, and the elastic connecting portion is an arm-shaped structure extending from a hole wall on one side of the avoiding hole to the other side of the avoiding hole opposite to the avoiding hole and protruding toward a direction close to the inner wall of the housing.

In one embodiment, the tongue plate has an extended end, and the USB connector further includes:

the cover plate is covered on the extending end of the tongue plate and is fixedly connected with the shell through spot welding so as to fix the tongue plate on the shell.

In one embodiment, the outer side of the shell is provided with connecting pins for welding and fixing with a circuit board.

In one embodiment, the width of the housing is 9.30mm-12.00 mm.

The technical scheme of the utility model among, because this USB connector includes casing, hyoplastron and reinforcement, the hyoplastron is installed in the casing, is equipped with a plurality of contact terminals on the hyoplastron to be used for connecting two electron devices, the reinforcement is located on the hyoplastron and is connected with the casing, in order to support the hyoplastron, makes the installation of hyoplastron more firm, has improved the connection stability of USB connector.

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 the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a viewing angle according to an embodiment of the USB connector of the present invention;

fig. 2 is a schematic structural diagram of another view angle of an embodiment of the USB connector according to the present invention;

fig. 3 is a schematic structural diagram of another view angle of an embodiment of the USB connector according to the present invention;

fig. 4 is an exploded view of an embodiment of the USB connector of the present invention;

fig. 5 is a schematic structural diagram of a reinforcing member according to an embodiment of the USB connector of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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 belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

In some exemplary technologies, the USB connector includes a metal shell, a tongue plate, and a plurality of signal terminals, the metal shell encloses to form a mounting space, the plurality of signal terminals are embedded on the tongue plate at regular intervals, and the tongue plate is fixed in the mounting space of the metal shell and encloses with the metal shell to form a plug hole for plugging a male/female plug of the USB connector.

However, the tongue plate of this structure is poor in stability, and is prone to misalignment and even breakage after long-term use, which results in poor connection stability of the USB connector.

In order to improve the connection stability of the USB connector, the present invention provides a USB connector, which is suitable for various connectors with tongue plates, and can be USB2.0, USB3.0, USB3.1 or other types of connectors, and can be applied to USB disks, computers, automobiles, etc., without limitation.

Referring to fig. 1 to 3, in an embodiment of the present invention, the USB connector includes a housing 100, a tongue plate 200 and a reinforcement member 300, wherein the tongue plate 200 is installed in the housing 100, and a plurality of contact terminals 210 are disposed on the tongue plate 200 for connecting two electronic devices; a reinforcement member 300 provided on the tongue plate 200 and connected to the case 100 to support the tongue plate 200.

In this embodiment, the width of the housing 100 may be set to 9.30mm to 12.00mm, and the thickness may be set to 0.20mm, so as to satisfy a certain connection strength and facilitate assembly. The tongue plate 200 may be an integrally formed plastic structure or a split assembly structure. The tongue plate 200 may be made of plastic material, especially black plastic material of PA9T 30% glass fiber + UL 94V-0. The contact terminals 210 may be integrally nickel plated, the contact areas may be gold plated, and the soldering areas may be fog tin plated. Here, specific structures and materials of the case 100, the tongue plate 200, and the contact terminal 210 are not limited.

The reinforcing member 300 may be a sheet, a plate, a strip, or the like, and is not limited herein. The material of the reinforcing piece 300 can be metal or plastic, preferably stainless steel, the type of the reinforcing piece can be SUS304R-1/2H, the thickness of the reinforcing piece can be 0.20mm, the middle steel sheet of the type and the specification has certain plasticity, toughness and strength, good machinability, and good comprehensive mechanical property after quenching and tempering.

In addition, the surfaces of the shell 100 and the reinforcement 300 may be plated with nickel (amino sulfur nickel), so as to improve the surface condition of the parts, resist the attack of active anions, and improve the mechanical properties (wear resistance, hardness, etc.) and corrosion resistance, thereby expanding the application range and prolonging the service life of the USB connector.

During production and assembly, the tongue plate 200 can be fixed on the reinforcing piece 300 through clamping or welding and the like, then the tongue plate assembly is inserted into the insertion hole 100a in the shell 100, the tongue plate 200 and the shell 100 can be pre-installed through clamping or welding and the like, and then the shell 100 and the reinforcing piece 300 are connected and fixed through spot welding and the like so as to support and fix the tongue plate 200 in the insertion hole 100a of the shell 100, so that the whole installation process is simple and convenient.

It should be noted that when the casing 100 and the reinforcement member 300 are fixed by spot welding (as shown in fig. 1, where the spot welding position is the first spot welding position 101 in fig. 1), the connection strength between the casing 100 and the reinforcement member 300 can be ensured, and the weight of the tongue plate hanger can reach 7kg or more, so that the tongue plate 200 can be inserted into the casing 100 more stably. Of course, in some other embodiments, the housing 100 and the stiffener 300 may be connected by ultrasonic welding or the like according to the requirement, but not limited thereto.

It can be understood that, the present invention installs the tongue plate 200 of the USB connector in the casing 100, the tongue plate 200 is provided with a plurality of contact terminals 210 for connecting two electronic devices, and the stiffener 300 is disposed on the tongue plate 200 and connected to the casing 100 to support the tongue plate 200, so that the tongue plate 200 is more stably installed, and the connection stability of the USB connector is improved.

In order to improve the connection stability between the tongue plate 200 and the reinforcement member 300, in an embodiment, referring to fig. 4 and 5, the reinforcement member 300 may include a body 310 and a covering edge 320 disposed at an edge of the body 310, wherein the covering edge 320 covers and clamps the side wall of the tongue plate 200 on the body 310. As shown in fig. 4 and 5, a block 321 may be protruded from an inner wall of the covering edge 320, and a snap-fit slot 201 may be disposed on the tongue plate 200 corresponding to the block 321, so as to fasten and fix the reinforcement member 300 and the tongue plate 200.

In this embodiment, the covering edge 320 of the reinforcement member 300 may wrap the two side walls of the tongue plate 200 or partially wrap the side walls of the exposed end of the tongue plate 200, so as to tightly mount the tongue plate 200 to the body 310 of the reinforcement member 300.

Further, in an embodiment, referring mainly to fig. 5, the USB connector is a female connector, and a side of the body 310 opposite to the tongue plate 200 may be provided with an elastic connection portion 311, and the elastic connection portion 311 is used for being snapped into a bayonet on a side wall of the USB male connector. So set up, can conveniently plug the public head, this USB connector's casing 100 need not to set up opening and shell fragment structure to inserting the public head, and whole surface is more smooth, has more industry aesthetic feeling.

In this embodiment, referring to fig. 4 and 5, the body 310 may be formed with an avoiding hole, and the elastic connection portion 311 is an arm-shaped structure extending from a hole wall on one side of the avoiding hole to the other side of the avoiding hole opposite to the avoiding hole and protruding toward a direction close to the inner wall of the housing 100.

It should be noted that, in this embodiment, the elastic connection portion 311 has certain elasticity, so that the insertion and the removal are convenient, and the convenience of the assembly and the disassembly of the USB connector is improved.

In addition, in order to facilitate fixing the USB connector to an electronic device such as a circuit board, in some embodiments, referring to fig. 1 and 2, a connection pin 110 for fixing with the circuit board may be disposed on an outer side of the housing 100, and the connection pin 110 may be inserted into a mounting hole on the circuit board and fixed by welding. In this embodiment, the metal shell 100 may be integrally formed by stamping or the like to form the connecting legs 110.

It should be noted that the number of the connecting pins 110 in this embodiment may be multiple, and the connecting pins 110 may be separately disposed on two outer walls of the casing 100 that are oppositely disposed. So set up, can strengthen the joint strength between USB connector and the circuit board, improve the steadiness of equipment.

In order to prevent the tongue plate 200 from moving out of the insertion hole 100a of the housing 100, in some embodiments, with reference to fig. 2 and 4, the USB connector may further include a cover plate 400, the tongue plate 200 has a protruding end, and the cover plate 400 is covered on the protruding end of the tongue plate 200 and fixed to the housing 100 by spot welding (as shown in fig. 2, the spot welding position is the second spot welding position 102 in fig. 2) to limit the movement of the tongue plate 200 in a direction away from the housing 100.

In this embodiment, the cover 400 may be made of the same material as the reinforcement 300 or the housing 100, or may be made of a different material, preferably, stainless steel of SUS304R-3/4H type may be used, and the thickness may be set to 0.15mm, and the cover 400 and the housing 100 may be fixed by spot welding or the like, so as to improve the stability of the USB connector.

The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims (10)

1. A USB connector, comprising:

a housing;

the tongue plate is arranged in the shell, and a plurality of contact terminals are arranged on the tongue plate and used for connecting two electronic devices; and

and the reinforcing piece is arranged on the tongue plate and connected with the shell to support the tongue plate.

2. The USB connector of claim 1, wherein the reinforcement is configured as a sheet, and the reinforcement is made of 304 stainless steel.

3. The USB connector of claim 2, wherein the stiffener is secured to the housing by a spot weld connection.

4. The USB connector according to claim 2, wherein the stiffener is snap-fit to the tongue.

5. The USB connector according to claim 4, wherein the reinforcement member comprises a body and a covering edge disposed at an edge of the body, and the covering edge covers and clamps the side wall of the tongue plate to the body.

6. The USB connector according to claim 5, wherein when the USB connector is a female connector, a side of the body facing away from the tongue plate is provided with an elastic connecting portion for being snapped into a bayonet on a side wall of the USB male connector.

7. The USB connector according to claim 6, wherein the body has an avoiding hole, and the elastic connecting portion is an arm-shaped structure extending from a hole wall on one side of the avoiding hole to the opposite side of the avoiding hole and protruding toward a direction close to the inner wall of the housing.

8. The USB connector according to any one of claims 1 to 7, wherein the tongue plate has an extended end, the USB connector further comprising:

the cover plate is covered on the extending end of the tongue plate and is fixedly connected with the shell through spot welding so as to fix the tongue plate on the shell.

9. The USB connector according to any of claims 1-7, wherein the housing has connection pins on its outer side for soldering to a circuit board.

10. The USB connector of claim 1, wherein the housing has a width in the range of 9.30mm to 12.00 mm.

Images