KR100960752B1

KR100960752B1 - Handheld device equipped with detachable and rotatable connector

Info

Publication number: KR100960752B1
Application number: KR1020090054525A
Authority: KR
Inventors: 김효승
Original assignee: 김효승
Priority date: 2009-06-18
Filing date: 2009-06-18
Publication date: 2010-06-01
Also published as: WO2010147349A2; WO2010147349A3

Abstract

PURPOSE: A portable device with an attachable/detachable and rotatable connector is provided to enable reuse by attaching/detaching the connector and purchasing only a broken part about damage or loss of the connector or a body. CONSTITUTION: A connector(100) revolves in an angle of 360 degrees. A hinge arm(120) of a cylindrical shape is projected in the bottom of both sides of the connector. A dual cylindrical terminal(130) is electrically connected to terminals(110). A connector insertion space part(210) is formed in the middle of the upper end of housing(200). The connector is inserted to the inside of the connector insertion space part. The hinge arm is inserted into a hinge arm holder(220) of the cylindrical shape.

Description

HANDHELD DEVICE EQUIPPED WITH DETACHABLE AND ROTATABLE CONNECTOR}

The present invention has been made in order to solve the problems of the prior art as described above, and the connector can be detached from the main body, and at the same time to provide a portable device that improves the ease of use, economics and durability by allowing a 360 ° rotation. do.

As your computing environment changes, you're not just working in the presence of workstations or desktop computers, but in mobile environments like personal data assistants (PDAs), laptops, and ultra-mobile PCs. Computing has become possible.

On the other hand, along with this trend, the number of portable peripheral devices (Peripheral Device) to connect and exchange data by inserting directly into the slot mounted in the computer is also increasing, and in the form of an MP3 player, an external hard disk drive or an external flash memory, etc. It is widely spotlighted.

However, portable devices of the type directly inserted into slots often have a long shape in the horizontal direction, and they often protrude vertically from the slot installation surface in the state of being inserted into the slots. As it is a weak plastic material, it is often broken by a worker or other object.

In particular, when the connector part is broken, it is very uneconomical because it is difficult to repair despite being expensive.

In addition, such a conventional portable device has to be designed in a shape that the connector protrudes on one side, so there is a big limitation in the design of the product, so that many portable devices are difficult to escape from a similar design.

Portable device having a removable and rotatable connector of the present invention for achieving the above object is provided with four lines of terminals 110 corresponding to VCC, GND, DATA +, DATA-in the upper side, both sides of the lower side The cylindrical hinge arm 120 is protruded, and a double circular terminal 130 consisting of a circular terminal and a ring-shaped terminal is provided on the end face of each hinge arm 120, and the four lines of terminals 110 and one unit are provided. The connector is electrically connected to 1, the center of the circular terminal and the ring-shaped terminal coincides with the center of the end of the hinge arm 120, the connector having a rectangular cross-section with a larger inner radius of the ring-shaped terminal than the outer radius of the circular terminal 100; And

The circuit 250 is provided therein, and a connector insertion space 210 having a connector inserted into the center of the upper end of the connector is formed by drilling, and the hinge arm 120 is formed at both upper ends of the connector insertion space 210. The inserted cylindrical hinge arm holder 220 is recessed, and the inner end surface of the hinge arm holder 220 is provided with a double circular terminal counterpart 230 formed of a circular terminal and a ring-shaped terminal. A housing electrically connected to each of the plurality of terminals, the center of the circular terminal and the ring-shaped terminal coinciding with the center of the inner end surface of the hinge arm holder 220, and having a larger inner radius of the ring-shaped terminal than an outer radius of the circular terminal. 200; provided,

When the hinge arm 120 is inserted into the hinge arm holder 220, the connector 100 inserts the connector with the center of the double circular terminal 130 and the double circular terminal counterpart 230 as a rotation axis. Passing through the space portion 210 is characterized in that 360 ° rotatable.

According to the present invention as described above, by making the connector detachable, there is an economic effect that can be reused by purchasing only the damaged or missing parts when the connector or the body is damaged or lost,

When an impact is applied from the outside, the connector is separated to absorb the impact applied to prevent damage to the product, thereby increasing durability.

On the other hand, since the connector can be rotated 360 ° while being coupled to the main body, the main body can be rotated while the connector is inserted into the external slot to be in close contact with the slot mounting surface, thereby improving the stability of the product. And

The connector can be made detachable while preventing the increase in volume, thereby maintaining a compact structure.

Further, by making the connector detachable, the design of the main body can be freely deformed regardless of the connector, and the effect of free design in the design of the product appearance is accompanied by a secondary effect.

Hereinafter, a configuration of a portable USB device having a detachable and rotatable connector according to the present invention will be described with reference to the accompanying drawings.

1 is a perspective view illustrating an external shape of a portable USB device having a removable and rotatable connector according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view of a connector uneven portion and a housing uneven portion corresponding to the portable USB device shown in FIG. 1. 3 is a cross-sectional view illustrating a connector hinge arm of the portable USB device illustrated in FIG. 1 being inserted into a housing hinge arm holder, and FIG. 4 is a path electrically connected within the connector and the housing. Is a perspective view showing.

1 (a) shows a state in which the connector 100 and the housing 200 are separated, and FIG. 1 (b) shows a state in which the connector 100 is coupled with the housing 200 to rotate 360 °. .

A portable device having a detachable and rotatable connector according to the present invention comprises a detachable connector 100 and a housing 200 as shown in FIG.

As shown in (a) of FIG. 1, the connector 100 has a rectangular cross section when viewed from above and has a long shape in the vertical direction. Meanwhile, four rows of terminals 110 are provided inside the upper end of the connector 100, and cylindrical hinge arms 120 protrude from lower ends of both sides.

In this case, the four lines of terminals 110 correspond to the common collector voltage (VCC), the ground (GND), the DATA +, and the DATA-, respectively. When the connector 110 is inserted into the slot provided in the computer as described below, The terminal electrically connects the slot with the circuit 250 inside the housing 200. Since the connector 100 has two data terminals, it is used for serial communication. In the example of FIG. 1, four terminals are arranged side by side on the inner side of the upper side of the connector 100, but two on one side thereof. It may be arranged so as to face each other on two sides.

Referring to (a) of FIG. 1, it can be seen that the double circular terminal 110 is provided on an end surface (ie, left and right sides of the hinge arm 120 in FIG. 1) protruding in a cylindrical shape. In this case, the double circular terminal 110 is a circular terminal bonded to the center of the end of the hinge arm 120 and a ring-shaped terminal bonded to the outside of the circular terminal, as shown more clearly in (a) of FIG. Is done. (I.e., the inner radius of the ring-shaped terminal is larger than the radius of the circular terminal.)

At this time, the center of the circular terminal and the ring-shaped terminal respectively coincides with the center of the end surface of the hinge arm 120, as shown in Figure 4 is electrically connected to each of the four terminals 110, one by one. The double circular terminal 130 is composed of a circular terminal and a ring-shaped terminal, respectively, and is provided on each end of both hinge arms 120, so a total of four, respectively, the four lines of terminals corresponding to VCC, GND, DATA +, DATA- 1 to 1 to 110.

Meanwhile, the double circular terminal 130 is electrically connected to the terminal 110 along the inside of the hinge arm 120, wherein the double circular terminal 130 and the terminal 110 are connected to both ends of the electric wire. It may be connected by soldering or may be electrically connected by a separate printed circuit board (PCB) pattern.

Meanwhile, as shown in FIG. 1A, the connector insertion space 210 is formed at the center of the upper end of the housing 200, and as shown in FIG. 1B, the connector ( 100 is inserted into the connector insertion space 210. The expression that the space in which the connector 100 is inserted is formed by puncture means that a space enough to accommodate the connector 100 is formed through the front, rear, left, and right sides of the connector 100, As shown in (b) of FIG. 1, the connector 100 can rotate through the insertion space 210 with the connector hinge arm 120 as the rotation axis.

Meanwhile, cylindrical hinge arm holders 220 into which the hinge arms 120 are inserted are recessed at upper ends of both sides of the connector insertion space 210.

As shown in (a) of FIG. 1, it can be seen that the hinge arm holder 220 is recessed in a cylindrical shape in the upper left and right directions at both sides of the connector insertion space 210, which is illustrated in FIG. 1 (b). As shown, the hinge arm 120 is inserted into the hinge arm holder 220 and rotated.

On the other hand, when the housing 200 is made of an elastic plastic material, it is possible to detach the connector 100 by slightly opening the hinge arm holder 200 to both sides.

That is, due to the presence of the connector inserting space 210, the hinge arm holder 200 is a relatively thin and thin section, as shown in Figure 1 (a) may have a higher elasticity, and thus By slightly spreading, it is possible to insert the hinge arm 120 into the hinge arm holder 220 or vice versa to remove the connector 100 from the housing 200 by pulling it out of the hinge arm holder 220.

Meanwhile, as illustrated in (a) of FIG. 1, the inner end surface of the hinge arm holder 220 (that is, the circular surface surrounded by the inner circumferential surface) corresponds to the double circular terminal 130 corresponding to the double circular terminal 130. The unit 230 is provided. Like the double circular terminal 130, the double circular terminal counterpart 230 includes a circular terminal and a ring-shaped terminal bonded to the outside of the circular terminal, and an inner radius of the ring-shaped terminal is smaller than a radius of the circular terminal. The center of the two coincides with the center of the inner end surface of the hinge arm holder (220).

The double circular terminal counterpart 230 is electrically connected to the circuit 240 along the inside of the housing 200 as shown in FIG. 4.

The circuit 240 is generally manufactured by mounting a semiconductor chip on a PCB substrate and soldering it. The double terminal terminal 230 is directly soldered to a solder pad of the PCB substrate or through an electric wire. It can be connected to a PCB substrate.

According to this structure, when the hinge arm 120 of the connector 100 is inserted into the hinge arm holder 220 of the housing 200, the four-row terminals 110 provided inside the upper portion of the connector 100 are double circular. It is electrically connected to the circuit 240 via the terminal 130 and the double circular terminal counterpart 230, and the electrical connection is maintained even while the connector 100 rotates 360 ° with the hinge arm 120 as the rotation axis. Can be.

At this time, the hinge arm 120 is rotated in contact with the inner end surface of the hinge arm holder 220, so that despite the rotation of the connector 100, the dual circular terminal 130 and the dual circular terminal counterpart 230 are mutually It contacts and rotates to correspond precisely, so that it does not break or escape by friction.

On the other hand, as shown in Figure 2 it can be seen that the concave-convex portion 121 and the concave-convex portion 221 is formed on the end surface of the hinge arm 120 and the inner end surface of the hinge arm holder 220, respectively.

2 (a) below shows the end face of the hinge arm 120, and the top shows the cross section of the end face of the hinge arm 120. On the other hand, (b) the bottom of Figure 2 shows the inner end surface of the hinge arm holder 220, the upper side shows a cross section of the inner end surface of the hinge arm holder 220.

According to (a) of FIG. 2, the central portion of the end face of the hinge arm 120 is recessed so that its cross section is close to the semicircle, and the outer surface of the hinge arm 120 protrudes convexly so that the cross section is close to the semi-circle to draw a circle. The uneven part 121 is formed. The circular terminal and the ring-shaped terminal of the double circular terminal 130 are bonded to the uneven portion 121, respectively.

On the other hand, according to (b) of FIG. 2, the hinge arm holder 220, on the contrary, protrudes convexly from the central portion thereof, and is recessed in a circle to the outside of the central portion to form an uneven portion 221. . And the circular terminal and the ring-shaped terminal of the double circular terminal correspondence part 230 are adhere | attached to this uneven correspondence part 221, respectively.

As shown in FIG. 3, the hinge arm 120 and the inner end surface of the hinge arm holder 220 overlap each other, so that the uneven parts are correctly engaged with each other, such that the double circular terminal 130 and the double circular terminal counterpart 230 are in contact with each other. Will be connected.

In addition, by forming the concave-convex portion 121 as described above, the coupling relationship between the double circular terminal 130 and the double circular terminal counterpart 230 is further strengthened, and the electrical connection is not broken even when the connector 100 is free to rotate. Do not.

On the other hand, although the concave-convex portion 121 and the concave-convex portion 221 may be formed convexly or concavely, the same effect by convex or concave the double circular terminal 130 and the double circular terminal corresponding portion 230 itself. You might be able to get

By this configuration, the connector 100 can be freely detached from the housing 200,

Furthermore, as shown in (b) of FIG. 1, the connector 100 is connected to the connector 100 using a straight line connecting the centers of the end faces of both hinge arms 120, that is, the circular terminal centers of the double circular terminals 130. It can be rotated 360 ° through the insertion space 210.

On the other hand, with reference to the accompanying drawings will be described the configuration of a portable device having a removable and rotatable connector according to this embodiment of the present invention.

This embodiment of the present invention illustrated in FIG. 5 is formed by recessing the hinge arm holder 130 ′ at the lower left and right sides of the connector 100, unlike the embodiment described above, and the connector insertion space of the housing 100. Hinge arm 220 'protrudes from both sides of the upper end.

The position of the hinge arm and the hinge arm holder is different from the embodiment in that they are interchanged with each other, in addition, the position, shape and concave-convex portion 121 and the double circular terminal 130 and the dual circular terminal counterpart 230 is formed and The same applies in that the uneven portion 221 is formed.

Although the present invention has been described in detail with reference to some embodiments, the present invention is not limited to these embodiments and can be freely modified and practiced within the scope of the technical idea described in the claims.

1 is a perspective view showing the appearance of a portable USB device having a removable and rotatable connector according to an embodiment of the present invention,

FIG. 2 is a reference diagram showing a cross section of a connector uneven portion and a housing uneven portion corresponding to the portable USB device shown in FIG. 1;

3 is a cross-sectional view illustrating a connector hinge arm of the portable USB device shown in FIG. 1 being inserted into a housing hinge arm holder.

4 is a perspective view showing a path electrically connected inside the connector and the housing,

Fig. 5 is a perspective view showing the appearance of a portable USB device having a detachable and rotatable connector according to this embodiment of the present invention.

100: connector

110: terminal 120: hinge arm

130: double circular terminal

200: housing

210: connector insertion space 220: hinge arm holder

230: double circular terminal counterpart 240: circuit

Claims

It is provided with four rows of terminals 110 corresponding to VCC, GND, DATA +, and DATA-at the upper side, and cylindrical hinge arms 120 protrude from the lower sides of both sides, and end surfaces of the respective hinge arms 120. Is provided with a double circular terminal 130 consisting of a circular terminal and a ring-shaped terminal is electrically connected to the four lines of the terminal 110 in a one-to-one, the center of the circular terminal and the ring-shaped terminal and the hinge arm (120) A connector 100 having a rectangular cross-section coinciding with the center of the end face and having a larger inner radius of the ring-shaped terminal than an outer radius of the circular terminal; And

Rounded corners are formed at a portion on which the double circular terminal 110 of the hinge arm 120 is seated, and a protruding or recessed recessed portion 121 is formed, and the double circular terminal of the inner end surface of the hinge arm holder 220 is formed. On the part where the counterpart 220 is seated, the counterpart uneven portion 221 is formed to be recessed or protruded as opposed to the uneven portion 121,

When the hinge arm 120 is inserted into the hinge arm holder 220, the connector 100 inserts the connector with the center of the double circular terminal 130 and the double circular terminal counterpart 230 as a rotation axis. Portable device having a removable and rotatable connector, characterized in that rotatable 360 ° through the space (210).

delete

The method of claim 1,

The uneven part 121 is a portable device having a detachable and rotatable connector, characterized in that the portion where the circular terminal is seated protrudes and the portion where the ring-shaped terminal is seated is recessed or vice versa.

The method of claim 1,

The circular terminal and the ring-shaped terminal of the double circular terminal 130 are convex or concave so that the cut surface forms a semicircle, and the circular terminal and the ring-shaped terminal of the double circular terminal counterpart 230 are formed with the double circular terminal 130. Handheld device having a detachable and rotatable connector, which in turn is concave or convex, respectively.

The method of claim 1,

The double circular terminal 130 is made of a conductive metal material and bonded to the end surface of the hinge arm 120, and the double circular terminal counterpart 230 is made of a conductive metal material and has an inner end surface of the hinge arm holder 220. A portable device having a detachable and rotatable connector, wherein the connector is adhered to.

It is provided with four rows of terminals 110 corresponding to VCC, GND, DATA +, and DATA-at the upper side, and cylindrical hinge arm holders 120 'are formed at the lower sides of both sides, and each hinge arm holder is formed. The inner end surface of the 120 (120 ') is provided with a double circular terminal 130 consisting of a circular terminal and a ring-shaped terminal is electrically connected to the four lines of terminals 110 in a one-to-one, the circular terminal and the ring-shaped terminal A center of the hinge arm holder (120 ') and a center of the inner end surface of the connector 100, the connector having a rectangular cross-section with a larger inner radius of the ring-shaped terminal than an outer radius of the circular terminal; And

A connector 250 having a circuit 250 therein, and a connector insertion space 210 for inserting a connector at the center of the upper end of the connector, is formed in a perforated shape, and the hinge arm holder 120 is disposed at both upper ends of the connector insertion space 210. A cylindrical hinge arm 220 'inserted into the protrusion protrudes, and the inner end surface of the hinge arm 220' is provided with a double circular terminal counterpart 230 formed of a circular terminal and a ring-shaped terminal. Each of the housings electrically connected to each other, the center of the circular terminal and the ring-shaped terminal coinciding with the center of the end face of the hinge arm 220 ', and the inner radius of the ring-shaped terminal being larger than the outer radius of the circular terminal. 200);

When the hinge arm 220 'is inserted into the hinge arm holder 120', the connector 100 is configured to rotate the center of the double circular terminal 130 and the double circular terminal counterpart 230 as a rotation axis. A portable device having a detachable and rotatable connector, characterized in that it is rotatable 360 ° through a connector insertion space 210.

The method of claim 6,

Rounded corners are formed at a portion at which the double circular terminal 110 of the inner end surface of the hinge arm holder 120 'is seated to form an uneven portion 121 protruding or recessed, and the double end of the hinge arm 220' end surface. A portable device having a detachable and rotatable connector, characterized in that the recessed or protruding concave-convex counterpart 221 is formed in a portion where the circular terminal counterpart 220 is seated, as opposed to the concave-convex part 121.

The method of claim 6,