CN201312040Y - USB device - Google Patents

Abstract

The utility model discloses a USB device, including a USB joint base and a circuit board, this USB connects a tip of base to form an opening, and the concave a plurality of slots that are equipped with in its one surface, all be fixed with a pin in each slot, this circuit board is type of calligraphy protrudingly, including a narrow portion and a wide portion, a surface of this narrow portion be equipped with a plurality with the contact that the pin corresponds, and this narrow portion penetrates this opening, so that the contact with USB connects the base the tip contact of pin, the utility model discloses set up the pin in USB connects the base, and not outstanding outside, let the narrow portion that is type of calligraphy circuit board stretch into in the USB connects the base with the pin contact forms the electricity and connects, because the utility model discloses make full use of the space in this USB connects the base, borrow this volume that can reduce the USB device is holistic, improve the market competition of this USB device.

Description

USB device

technical field

The utility model relates to a USB device, in particular to a USB device with reduced volume.

Background technique

Due to the convenience of hot plugging and rapid transmission rate of the Universal Serial Bus (Universal Serial Bus, commonly referred to as USB), it has become a widely used computer interface for connecting the host computer with external electronic devices, and can also be used in Such as card readers, flash memory devices, wireless network cards and other electronic devices.

Existing USB devices can refer to the patent case of Taiwan Invention Application No. 96129181, which includes a USB connector base and a circuit board. There are a plurality of pins, and one end of each pin extends from a corresponding through hole, so that the end of the USB connector base formed with a perforation protrudes from a plurality of pins, and the circuit board is a rectangular board, which is connected to the The USB connector bases are adjacent, and a plurality of contacts corresponding to the pins of the USB connector bases are formed at one end thereof, and each contact is in contact with the corresponding pin.

In the above-mentioned existing USB device, one end of each internal pin protrudes from one end of the USB connector base, and then the contacts of the circuit board are in contact with the pins. A device must comply with this trend in order to be competitive in the market. Therefore, how to further reduce the size of the existing USB device is a topic currently being studied by related industries.

Utility model content

The purpose of the utility model is to provide a USB device with reduced volume to enhance market competitiveness.

In order to achieve the above object, the utility model provides a USB device, comprising:

A USB connector base, an opening is formed at one end, and a plurality of grooves are recessed on one surface, and a pin is fixed in each groove;

A circuit board, which is convex, includes a narrow part and a wide part, a surface of the narrow part is provided with a plurality of contacts corresponding to the pins, and the narrow part passes through the opening of the USB connector base so that the contacts are in contact with the ends of the pins of the USB connector base.

In the aforementioned USB device, wherein the USB connector base is stepped and includes a closed end and an open end, the height of the open end is greater than the height of the closed end, and the narrow portion of the circuit board is accommodated in the open end of the USB connector base .

The above-mentioned USB device, wherein, also includes a casing, which includes a main casing and the USB connector base, one end of the main casing forms a receiving groove with a notch, and the height of the open end of the USB connector base and The widths are all smaller than the main casing, the opening of the USB connector base communicates with the accommodating groove, and the wide part of the circuit board is arranged in the main casing.

In the aforementioned USB device, the USB connector base is integrally formed with the main casing.

In the aforementioned USB device, the casing further includes a cover, which closes the notch of the casing.

The above-mentioned USB device, wherein, the main casing is detachable, including a lower casing and an upper sheet body that can be matched with each other, the lower casing is rectangular, has an open top and a closed bottom, one of which A U-shaped notch is recessed on the end surface from the top to the bottom. The notch is deeply recessed with a card slot near the inner side of the lower shell, and the upper body corresponds to the shape of the lower shell. An upper card slot that fits in the lower card slot of the lower housing, and the outer peripheral edge of the open end of the USB connector base is protruded with a flange corresponding to and engaged with the upper card slot and the lower card slot to fix the USB connector base and the main casing.

The above-mentioned USB device is characterized in that, the other end surface of the lower casing is concavely provided with an engaging groove from the top to the bottom, the inner surfaces of the two sides are respectively concavely provided with a coupling groove, and the bottom of the upper body is convexly provided with There is an engaging plate corresponding to and aligned with the engaging groove, and a hook corresponding to the combining groove and interlocking with each other protrudes from both sides of the bottom of the upper sheet, so that the upper sheet and the upper sheet The lower cases are combined with each other.

The above-mentioned USB device is characterized in that it further includes a connector shell, which is in the form of a rectangular frame, covering the outside of the USB connector base.

The above-mentioned USB device is characterized in that a plurality of electronic components are also arranged on the circuit board.

The utility model also provides a USB device, which at least includes:

A main casing, the first end of which has a USB connector base, and one side of the USB connector base is provided with a plurality of pins;

A circuit board has a plurality of electronic components, one end of which is provided with a plurality of contacts; the circuit board is inserted through an opening of the USB connector base, and the plurality of pins are correspondingly connected to the plurality of contacts; wherein the main Said electronic components are accommodated in the casing and the USB connector base respectively.

Since the current sockets for accommodating the USB connector base are all of uniform specifications, the length of the USB connector base is fixed, while the utility model sets the pins in the USB connector base without protruding outside, so that the circuit is in a convex shape. The narrow part of the board extends into the USB connector base to contact with the pins to form an electrical connection. Since the utility model makes full use of the space in the USB connector base, the overall volume of the USB device can be reduced, so it can meet the current requirements. Market requirements for electronic devices, thereby improving the market competitiveness of the USB device.

Description of drawings

Fig. 1 is the perspective view of an embodiment of the utility model;

Fig. 2 is a three-dimensional exploded view of an embodiment of the utility model;

Fig. 3 is a side sectional view of an embodiment of the utility model;

Fig. 4 is a three-dimensional exploded view of another embodiment of the utility model;

Fig. 5 is a side sectional view of another embodiment of the present invention.

Explanation of main component labels:

10 Shell 11 Main shell

111 slot 112 receiving slot

12 USB connector base 121 closed end

122 open end 123 groove

124 pins 125 opening

13 flange 14 lower shell

141 notch 142 lower card slot

143 engaging groove 144 combining groove

15 upper body 151 upper card slot

152 cardboard 153 hook

20 circuit board 21 narrow part

22 wide part 23 contacts

2425 electronic components 30 caps

40 Connector Housing

Detailed ways

Please refer to Fig. 2 and Fig. 3, the USB device of the present invention includes but is not limited to a micro card reader, a wireless signal receiver, a wireless network card, a flash drive...etc.; it mainly includes a USB connector base 12 and a circuit board 20, and in the present embodiment, this USB device comprises:

A casing 10, which includes a main casing 11, the USB connector base 12 integrally formed with the main casing 11, and a cover 30, one end of the main casing 11 forms a receiving groove 112 with a notch 111 , and the USB connector base 12 is stepped, including a closed end 121 and an open end 122, the height of the open end 122 is greater than the height of the closed end 121, and the height and width of the open end 122 are smaller than the main shell Body 11, so that the casing 10 is roughly in a convex shape, the open end 122 of the USB connector base 12 forms an opening 125, the opening 125 communicates with the receiving groove 112, and a plurality of grooves are recessed on the top 123, each groove 123 is provided with a pin 124, in this embodiment, four grooves 123 are recessed on the closed end 121, and four pins 124 are provided, the cover 30 closes the main shell a notch 111 at one end of the body 11;

The circuit board 20, which matches the shape of the casing 10 and is in a convex shape, includes a narrow portion 21 accommodated in the open end 122 of the USB connector base 12 and a narrow portion 21 accommodated in the accommodation groove 112. The wide part 22, the upper surface of the narrow part 21 is provided with a plurality of contacts 23 corresponding to the pins 124, and the narrow part 21 penetrates the opening 125, so that the contacts 23 and all the USB connector base 12 The ends of the pins 124 are in contact;

A connector shell 40 is a rectangular frame and covers the outer side of the USB connector base 12 .

Please refer to shown in Figure 3, the top of the USB device is still provided with a plurality of electronic components 24,25, the smaller electronic components 24 can be arranged on the narrow portion 21 of the circuit board 20, and the larger electronic components 25 can be disposed near the wide portion 22 of the circuit board 20 to fully utilize the space of the USB device.

Please refer to Fig. 1, after the assembly of this embodiment is completed, it will become the structure shown in the figure. The USB device of the present utility model can shorten the length of the pin 124, and can also shorten the length of the main casing 11 of the casing 10. , so that the overall volume of the USB device can be reduced, so as to meet the current requirements for light, thin and small electronic devices.

Please refer to Fig. 4 and Fig. 5, which is another embodiment of the present utility model, which is roughly the same as the above-mentioned embodiment, except that the casing includes a detachable main casing and is connected with the main casing The USB connector base 12 combined with the body;

The main casing includes a lower casing 14 and an upper sheet body 15. The lower casing 14 is rectangular and has an open top, a closed bottom, two end faces and two sides, and one end face is recessed from the top toward the bottom. There is a U-shaped notch 141, and the notch 141 is deeply recessed with a locking groove 142 near the inner side of the lower housing 14, while the other end surface is recessed with an engaging groove 143 from the top to the bottom, and the inner surfaces of the two sides Each recess is provided with a combination groove 144; the upper sheet body 15 corresponds to the shape of the lower casing 14, and is matched with the lower casing 14, and the bottom of the upper sheet body 15 is formed with a groove corresponding to and matched with the lower casing. An upper card slot 151 of the lower card slot 142 of the body 14 is protruded with an engaging plate 152 corresponding to and engaged with the engaging groove 143, and the two sides of the bottom of the upper body 15 are protrudingly provided with corresponding A hook 153 combined with the groove 144 and engaged with it, so that the upper body 15 and the lower shell 14 are combined with each other;

The USB connector base 12 is also substantially the same as the above-mentioned embodiment, the difference is that the outer peripheral edge of the open end 122 is protruded with a corresponding flange 13 that engages with the upper slot 151 and the lower slot 142 to fix The USB connector base 12 and the main casing.

Since the utility model makes full use of the space in the USB connector base 12, the overall volume of the USB device can be reduced, so it can meet the requirements of the current market for electronic devices, thereby improving the market competitiveness of the USB device.

Claims (10)

1. A USB device, characterized in that the USB device comprises: A USB connector base, an opening is formed at one end, and a plurality of grooves are recessed on one surface, and a pin is fixed in each groove; A circuit board, which is convex, includes a narrow part and a wide part, a surface of the narrow part is provided with a plurality of contacts corresponding to the pins, and the narrow part passes through the opening, and the contacts make contact with the ends of the pins of the USB connector base. 2. The USB device according to claim 1, wherein the USB connector base is stepped and includes a closed end and an open end, the height of the open end is greater than the height of the closed end, and the narrow portion of the circuit board accommodates in the open end of the USB connector base. 3. The USB device according to claim 2, characterized in that, the USB device further comprises a housing, which includes a main housing and the USB connector base, one end of the main housing forms a notch The height and width of the open end of the USB connector base are smaller than the main housing, the opening of the USB connector base communicates with the housing groove, and the wide part of the circuit board is arranged in the main housing. 4. The USB device according to claim 3, wherein the USB connector base is integrally formed with the main housing. 5. The USB device according to claim 3, wherein the casing further comprises a cover, which closes the notch of the casing. 6. The USB device according to claim 3, wherein the main casing is detachable and includes a lower casing and an upper sheet that can be combined with each other, the lower casing is rectangular and has an open The top of the top and the closed bottom are provided with a U-shaped notch on one end surface from the top to the bottom. The notch is deeply recessed near the inner side of the lower shell with a card slot, and the upper body corresponds to the bottom of the lower shell. shape, the bottom of which is formed with an upper card slot corresponding to and engaged with the lower card slot of the lower housing, and the outer peripheral edge of the open end of the USB connector base is provided with a corresponding and engaged with the upper card slot and the lower card slot The flange fixes the USB connector base and the main shell. 7. The USB device according to claim 6, characterized in that, the other end surface of the lower housing is recessed from the top to the bottom with an engaging groove, and the inner surfaces of the two sides are each recessed with a coupling groove, the The bottom of the upper body is protruded with an engaging plate corresponding to the engaging groove, and the two sides of the bottom of the upper body are respectively protruded with a hook corresponding to the coupling groove and engaged with each other. The upper sheet body and the lower casing are combined with each other. 8 . The USB device according to any one of claims 1 to 7 , further comprising a connector housing, which is a rectangular frame, covering the outer side of the USB connector base. 9. The USB device according to any one of claims 1 to 7, wherein a plurality of electronic components are arranged on the circuit board. 10. A USB device, characterized in that the USB device at least includes: A main casing, the first end of which has a USB connector base, and one side of the USB connector base is provided with a plurality of pins; A circuit board has a plurality of electronic components, one end of which is provided with a plurality of contacts; the circuit board is inserted through an opening of the USB connector base, and the plurality of pins are correspondingly connected to the plurality of contacts; wherein the main Said electronic components are accommodated in the casing and the USB connector base respectively.

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