JP3154961U - USB connector - Google Patents

Abstract

A USB connector having a simple structure, a small volume, and a reduced cost is provided. A first electric circuit board, a plastic case, and a shortened metal case are provided. The electric circuit board includes a USB interface circuit, and the plastic case is on the inside. The first electric circuit, the support frame, the engagement hook, and the support frame 123 of the electric circuit board are provided, and the elastic frame and the sub-engagement hook 121 are provided on both sides of the support frame of the electric circuit board. The metal case is drilled in the plastic case, covers the electric circuit board support frame and the USB interface circuit, has an engagement hole 21 and a sub-engagement hole 22, each corresponding to a plastic case. Are connected to the engagement hook 111 and the sub-engagement hook, the support frame presses the first electric circuit board, and the USB interface circuit is in the support frame of the electric circuit. It is fixed. [Selection] Figure 1-1

Description

  The present invention relates to a USB connector, and more particularly to a USB connector used for transmitting and receiving information between electronic devices.

FIGS. 2-1 and 2-2 are explanatory views showing an embodiment of a conventional USB wireless connector.

As disclosed in FIG. 2A, the USB wireless connector includes a second upper lid 41, a second lower lid 42, and a second electric circuit board 43 of the USB connector 431.

The second electric circuit board 43 is covered between the second upper lid 41 and the second lower lid 42, the USB connector 431 is exposed to the outside, and a USB wireless connector is formed.

In the USB wireless connector, the USB interface circuit corresponding to the second electric circuit board 43 is provided with the respective pins of the USB connector 431 after the second electric circuit board 43 is provided and necessary electronic components are provided. Must be soldered on top.

Thereafter, the second electric circuit board 43 is covered between the second upper lid 41 and the second lower lid 42, and the second upper lid 41 and the second lower lid 42 are connected by ultrasonic waves to form a USB wireless connector. .

However, in the above-described embodiment, the cost of the connector material and the production method is relatively high, the volume is large, and the length is long.

Moreover, when using the above-mentioned connector, when it receives and contacts external force, it is easily broken and cannot be used.

FIGS. 3A and 3B show another embodiment of a conventional connector.

The conventional wireless connector includes a plastic case 50 and a metal case 53.

The case 50 is formed by combining a third upper lid 51 and a third lower lid 52. The third electric circuit board 54 is accommodated, and a fixing hole 511 is provided in the third upper lid 51.

The metal case 53 is a metal case having the same size (length of 14 mm) as a conventional USB connector, and metal fixing pieces 531 and 532 are provided on the metal surface.

When combining the connectors of this embodiment, the third electric circuit board 54 must be covered in the third upper lid 51 and the third lower lid 52 without fail.

Next, the third upper lid 51 and the third lower lid 52 are connected with ultrasonic waves.

Thereafter, a metal case 53 is formed on the plastic case 50.

The metal fixing pieces 531 and 532 provided in the metal case 53 are inserted into the fixing hole 511 of the plastic case 50 by pressing them using a tool, and the metal case 53 is made of the plastic case. 50 can be tightly connected to form a USB wireless connector.

In the production process of the connector of this embodiment, the frame surface of the third upper lid 51 and the third lower lid 52 is always rubbed at high speed by high-speed vibration using ultrasonic connection equipment, and high heat is applied to the frame surface. Achieve the purpose of generating and connecting.

However, there is a possibility that the electronic components of the third electronic circuit board 54 may be detached, damaged, or damaged due to high-speed vibration caused by the ultrasonic connection equipment, and the product quality is liable to occur. The cost of repair, etc. will increase significantly.

  An object of the present invention is to provide a USB connector that has a simple structure, a small volume, and a reduced cost.

Therefore, as a result of intensive studies in view of the drawbacks found in the prior art, the present inventor comprises a first electric circuit board, a plastic case, and a shortened metal case,
The electrical circuit board comprises a rectangular USB interface circuit;
The plastic case is provided with a first electric circuit on the inner side, and is provided with a support frame, an engagement hook, and a support frame for the electric circuit board. An elastic frame and a sub-engagement hook are provided,
The shortened metal case is perforated in a plastic case, covers the electric circuit board support frame and the rectangular USB interface circuit, and includes an engagement hole and a sub-engagement hole, The engagement hook provided corresponding to the plastic case and the sub-engagement hook are tightly connected to each other, and the support frame presses the first electric circuit board tightly to form a rectangular USB interface circuit. The present invention has been completed based on the knowledge that the problem can be solved by the USB connector fixed in the support frame of the electric circuit.

Hereinafter, this device will be specifically described.
The USB connector according to claim 1 comprises a first electric circuit board, a plastic case, and a shortened metal case.
The electrical circuit board comprises a rectangular USB interface circuit;
The plastic case is provided with a first electric circuit on the inner side, and is provided with a support frame, an engagement hook, and a support frame for the electric circuit board. An elastic frame and a sub-engagement hook are provided,
The shortened metal case is perforated in a plastic case, covers an electric circuit board support frame and a rectangular USB interface circuit, and has an engagement hole and a sub-engagement hole, The engagement hook provided corresponding to the plastic case and the sub-engagement hook are tightly connected to each other, and the support frame presses the first electric circuit board tightly to form a rectangular USB interface circuit. It is fixed in the support frame of the electric circuit.

According to a second aspect of the present invention, the plastic case according to the first aspect is a combination of the first upper lid and the first lower lid.

According to a third aspect of the present invention, the first lower cover according to the second aspect is provided with a support frame for an electric circuit.

According to a fourth aspect of the present invention, the first upper cover according to the second aspect is provided with a support frame, and the engagement hook is provided on the support frame.

According to a fifth aspect of the present invention, in the USB connector according to the first aspect, the shortened type metal case according to the first aspect forms the length of the metal surface of the engagement hole at 11.5 millimeters.

According to a sixth aspect of the present invention, in the USB connector according to the first aspect, the length of the metal surface of the sub-engagement hook is 10 millimeters, and the difference in length is plus or minus 100%. Tens of

  The USB connector according to the present invention can reduce the material and production cost, and can reduce the volume, so that it has the effect of improving portability and practicality.

This device is a USB connector that is simple in structure, small in volume, and capable of reducing costs, and includes a first electric circuit board, a plastic case, and a shortened metal case. And
The electrical circuit board comprises a rectangular USB interface circuit;
The plastic case is provided with a first electric circuit on the inner side, and is provided with a support frame, an engagement hook, and a support frame for the electric circuit board. An elastic frame and a sub-engagement hook are provided,
The shortened metal case is perforated in a plastic case, covers the electric circuit board support frame and the rectangular USB interface circuit, and includes an engagement hole and a sub-engagement hole, The engagement hook provided in correspondence with the plastic case and the sub-engagement hook are closely connected to each other, and the support frame presses the first electric circuit board tightly to form a rectangular USB interface circuit. Specific examples will be given to describe in detail the structure and characteristics of the USB connector fixed in the support frame of the electric circuit board, and will be described below with reference to the drawings.

  FIGS. 1-1 and 1-2 are explanatory views showing a USB connector of the present invention.

  According to the drawings, the USB connector of the present invention includes a plastic case 10 and a shortened metal case 20.

  As disclosed in FIGS. 1 to 3, the plastic case 10 is formed by combining a first upper lid 11 and a first lower lid 12.

  The first upper lid 11 is provided with an engagement hook 111 and a support frame 112 at one end.

  The first lower lid 12 is provided with a support frame 123 of an electric circuit board, and elastic frames 1222 and 1221 and sub-engaging hooks 121 and 122 are provided on both sides of the support frame 123 of the electric circuit board, respectively. .

  The elastic frames 1211 and 1221 are provided so that the sub-engaging hooks 121 and 122 can be easily engaged with the sub-engaging holes 22 and 23 provided in the shortened type metal case 20 and are closely connected to each other.

  As disclosed in FIGS. 1-4 and 1-5, inner engagement holes 114 and 115 are provided in both side frames of the first upper lid 11, and the inner engagement hooks 124 of the frames on both sides of the first lower lid 12 are provided. , 125 are closely connected to each other and used to form a plastic case 10.

  A cross-sectional view of the plastic case 10 after being combined is disclosed in FIGS. 1-6.

  When the USB connector of the present invention is provided in a USB wireless receiver, the first electric circuit board is formed by covering the first electric circuit board 30 with the first upper cover 11 and the first lower cover 12 and providing it in the plastic case 10. Thirty rectangular USB interface circuits 31 are fixed in a support frame 123 of an electric circuit board.

  When the shortened metal case 20 is drilled in the support frame 123 of the electric circuit board of the plastic case 10, the engagement hook 111, the sub-engagement hooks 121 and 122 of the plastic case 10, and the metal case 20 are made. The engagement hole 21 and the sub-engagement holes 22 and 23 of the case 20 are closely connected to each other.

  Further, the support frame 112 of the first upper lid 11 is pressed tightly on the first electric circuit board 30, and the first electric circuit board 30 is fixed in the plastic case 10.

  The shortened metal case 20 is intimately connected to the plastic case 10 and covers and protects the support frame 123 of the electric circuit board and the rectangular USB interface circuit 31 in the first electric circuit board 30. To do.

  Therefore, a micro-type USB wireless connector is formed.

  The shortened metal case 20 is a metal case having a square metal surface, and the length of the metal surface of the engagement hole 21 is about 11.5 mm. The length of the metal surface is about 10 millimeters, and the difference in length is formed to plus or minus tenths.

  Therefore, when the shortened metal case 20 is applied to the USB wireless receiver described above, the length and volume of the USB wireless receiver can be significantly reduced, and the wireless receiver of the metal case 20 can be reduced. The influence on the characteristics of the antenna can be greatly reduced.

  In the combination method of the present invention, after the first electric circuit board 30 is provided in the first lower lid 12, the inner engagement holes 114 and 115 of the first upper lid 11 and the inner engagement hook 124 of the first lower lid 12 are provided. , 125 are connected to each other.

  Therefore, the support frame 112 of the first upper lid 11 is pressed onto the first electric circuit board 30 and the first electric circuit board 30 is fixed in the plastic case 10 (see FIG. 1-2).

  The first electric circuit board 30 is an electric circuit board having a wireless signal transmission function.

  When the support frame 123 of the electric circuit board of the plastic case 10 is drilled in the shortened metal case 20, the engagement hole 21 and the sub-engagement holes 22 and 23 of the shortened metal case 20, and the plastic The engagement hook 111 and the sub-engagement hooks 121 and 122 of the case 10 made of the product are tightly connected to each other.

  Therefore, a micro USB wireless receiver can be formed.

  As described above, as disclosed in FIG. 1-1, the USB connector of the present invention greatly reduces the length and area of the USB wireless receiver, and the metal case has become a handful of antennas for wireless receivers. The influence exerted can be greatly reduced, and the transmission quality and transmission distance of the signal of the micro-type wireless receiver can be ensured.

  In addition, since the USB connector of the present invention has a simple structure and can be easily produced, the material and production cost can be greatly reduced, and the length and volume of the USB means can be greatly reduced. Various properties such as portability and practicality can be enhanced.

The above is a preferred embodiment of the present invention, and does not limit the scope of implementation of the present invention. Therefore, any modifications or changes that can be made by those skilled in the art, which are made in the spirit of the present invention and have an equivalent effect on the present invention, belong to the scope of the utility model registration claim of the present invention. Shall.

It is the perspective view which showed embodiment which applied the USB connector of this invention. It is a partially exploded view showing a USB connector of the present invention. It is the exploded view which showed the USB connector of this invention. It is the top view which showed the inside of the 1st lower cover of the USB connector of this invention. It is sectional drawing which showed the inside of the 1st upper cover of the USB connector of this invention. It is sectional drawing which showed the plastic case of the USB connector of this invention. It is the exploded view which showed the plastic case of the conventional USB connector. It is the perspective view which showed the conventional USB connector. It is the exploded view which showed other embodiment of the conventional USB connector. It is the perspective view which showed other embodiment of the conventional USB connector.

DESCRIPTION OF SYMBOLS 10 Plastic case 11 1st upper cover 111 Engagement hook 112 Support frame 114,115 Inner engagement hole 12 1st lower cover 121,122 Sub-engagement hook 1211,1221 Elastic frame 123 Support frame 124,125 of an electric circuit board Inner engagement hook 20 Metal case 21 Engagement holes 22, 23 Sub-engagement hole 30 First electric circuit board 31 USB interface circuit 32 Antenna 41 Second upper cover 42 Second lower cover 43 Second electric circuit board 431 USB Connector 50 Plastic case 51 Third upper lid 511 Fixing hole 52 Third lower lid 53 Metal case 531, 532 Fixing piece 54 Third electric circuit board

Claims (6)

A first electric circuit board, a plastic case, and a shortened metal case,
The electrical circuit board comprises a rectangular USB interface circuit;
The plastic case is provided with a first electric circuit on the inner side, and is provided with a support frame, an engagement hook, and a support frame for the electric circuit board. An elastic frame and a sub-engagement hook are provided,
The shortened metal case is perforated in a plastic case, covers the electric circuit board support frame and the rectangular USB interface circuit, and includes an engagement hole and a sub-engagement hole, The engagement hook provided in correspondence with the plastic case and the sub-engagement hook are closely connected to each other, and the support frame presses the first electric circuit board tightly to form a rectangular USB interface circuit. A USB connector fixed in a support frame of an electric circuit. The USB connector according to claim 1, wherein the plastic case is formed by combining a first upper lid and a first lower lid. The USB connector according to claim 2, wherein the first lower lid is provided with a support frame for an electric circuit. The USB connector according to claim 2, wherein the first upper cover is provided with a support frame, and the engagement hook is provided on the support frame. 2. The USB connector according to claim 1, wherein the shortened metal case has a length of a metal surface of the engagement hole of 11.5 millimeters. 2. The shortened metal case, wherein the length of the metal surface of the sub-engagement hook is 10 millimeters, and the difference between the lengths is plus or minus a hundredth. USB connector as described.

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