KR20110000692U - USB Device Combined Air Tube - Google Patents

Abstract

Disclosed is a USB device to which an air tube is added. The USB device is coupled to the main body to which the USB cable is coupled and has an opening on the upper surface, at least one connector coupled to the side of the main body, a blowing fan assembled in the main body, and an opening on the upper surface of the main body, The air flow is fluttered while the shape change is made by the air injection provided, and a control circuit unit mounted inside the main body and driving the blower fan with the power supplied through the USB cable. Therefore, the USB device mounted on the desk can be brought to life, and it can be provided as a moving advertisement on the desk to provide enjoyment to the user with a decorative effect.

Description

USB Device with Air Tube {USB Device Combined Air Tube}

The present invention relates to a USS device to which an air tube is added, and more particularly, to a USS hub to which an air tube moving by air blowing is coupled.

In general, the USB (Universal serial bus: abbreviated as 'USB') is the center of the Intel (Intel) aimed at facilitating the connection between the existing personal computer (PC) and peripheral devices, and to respond to the multimedia environment in the future As a result, it is a standard for universal serial buses with a transmission speed of up to 12Mbps jointly determined by Microsoft, Compaq, and Nippon Electric (NEC). In addition, USB Hub is a hardware that acts as a medium for connecting up to 127 peripheral devices to one PC according to USB standard. It handles data and power classification.

Therefore, in recent years, various UBS devices using UBS have been introduced. Examples include USB hubs, USB chargers, USB flash memory drivers, and the like.

Korean Patent Laid-Open No. 2006-96709 discloses a "doll type portable USB flash drive" and introduces a technology that adds an advertisement effect with light emission and voice output.

Korean Utility Model Registration No. 405881 discloses a "fragrance volatilizer using various power sources" and introduces a technique for supplying incense by blown wind.

Registered Utility Model No. 440258 discloses a "pencil holder with a built-in USB hub" and introduces a technique for increasing the utilization of desk space by combining a USB holder and a pencil holder.

However, most of the USAB devices show only static effects and not dynamic effects, and thus, they do not sufficiently exhibit the decorative effect on the desk.

An object of the present invention for solving the above problems is to provide a USB device with an air tube efficient dynamic movement.

Another object of the present invention is to provide a USB device to which the air tube operated in conjunction with the USB use in order to reduce the power consumption of the dynamic airtube.

Still another object of the present invention is to provide a USB device in which an air tube having excellent decorative effect is added even when the air tube is not used.

The apparatus of the present invention for achieving the above object is a main body that is connected to the USB cable and the opening is formed on the upper surface, at least one connector coupled to the side of the main body, a blower fan assembled in the main body, and the upper surface of the main body The control circuit unit is coupled to the opening and is blown by the air tube provided from the blower fan to make a change in shape. Characterized in that provided. The connector may be a USB connector, a flash memory connector, and the like. The main body may have various shapes such as a box shape or a character doll.

In the present invention, it is preferable that the control circuit unit drives the blowing fan at a random variable speed in order to vividly express the movement of the air tube. By varying the amount of air injected into the air tube by varying and rotating it at random rather than driving the rotational speed of the blower fan constantly, the movement of the air tube can be changed in various ways, thereby inducing more dynamic shape changes. The control circuit unit may further include a sensing unit for detecting use of at least one connector and a blowing fan driving unit which stops the blowing fan in the standby state and drives the blowing fan when the device is connected to the at least one connector by the sensing unit. Include. Therefore, in the standby state, the blower fan can be stopped to prevent power consumption, and when the user connects the device to the connector, the air tube moves in conjunction with it, thereby reducing power consumption and indicating that it is in use. In addition, when the control circuit unit is removed, the control unit slows down the rotational speed of the blower fan and reverses the rotational direction so that the air tube is forcibly stored in the storage space.

In addition, the main body of the present invention further includes a cylindrical housing extending upward from the opening, the end of the air tube has a structure with a cap covering the cylindrical housing. When not in use, the air tube part is accommodated in the cylindrical housing and covered with a cap to maintain the appearance of a neat appearance.

The USB device according to an embodiment of the present invention can give life to the movement of the air tube when in use, indirectly indicates that the state of use is used, and even when not in use, the air tube is stored and maintains a clean appearance, thereby improving the molding beauty of the USB device. You can.

Hereinafter, with reference to the accompanying drawings, it will be described in detail the present invention. The present invention is capable of various modifications and various forms, and specific embodiments are illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to the specific disclosed form, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

Figure 1 shows an external perspective view of a state of use of the USB device 100 to which the air tube is added, which is a preferred embodiment of the present invention. Figure 2 shows an external perspective view of an unused state of the USB device 100 to which the air tube is added, which is a preferred embodiment of the present invention. 3 shows a side cross-sectional view of FIG. 2.

Referring to the drawing, the USB device 100 includes a box-shaped body 110 and a scarecrow-shaped air tube 120. Two UBS connectors 112 and a flash memory connector 114 are mounted at the lower front side of the main body 110, and a UHB cable 116 is connected to the rear surface thereof and a cylindrical housing 116 extending upward at the upper surface thereof. Is provided. In addition, the rear surface is provided with a through hole provided to the air inlet. Here, the USB connector 112 and the flash memory connector 114 are not limited to the number shown, and various combinations are possible, and various connectors such as a mini USB connector, an SD flash memory connector, a memory stick connector, a micro flash memory connector, etc. A combination of these is also possible.

The air tube 120 is formed of a flexible material such as a scarecrow-like cloth or vinyl, and includes a body portion 122, both arms 124, a face portion 126, and a cap 1280. The air tube 120 The fixed end 121, which is the lower end of the body portion 122, is bonded to the lower end of the cylindrical housing 118, and the free end 129, which is the upper end of the face part 126, is attached to the cap 128. Both arms 124 extends on both sides at the boundary between the body portion 122 and the face portion 126. The cap 128 is formed of a lightweight material such as a sponge, and a plurality of through holes 128a are formed at the center thereof. An accommodating groove 128b for accommodating the cylindrical accommodating portion is formed, and includes an advertising surface 122a in which an advertising phrase is described on the entire body of the torso 122.

The blowing fan 130 includes an impeller 138 rotatably mounted to the fixed shaft 131 inside the main body 110. The fixed shaft 131 is disposed on the center line of the cylindrical housing 118. A driven gear 136 is integrally formed in the impeller 138 coaxially with the impeller 138. The DC motor 132 is fixed to the circuit board 150 and the drive gear 134 is fixed to the rotating shaft 132a of the DC motor 132. Therefore, when the motor shaft 9132a is rotated, the drive gear 136 is rotated to rotate the driven gear 136 that is engaged to rotate the impeller 128. The rotational speed of the impeller is decelerated by the gear ratio of the drive gear 134 and the driven gear. The fixed shaft 131 has a pipe shape and a hollow inside thereof, and the light emitting diode 140 is mounted in the space to emit light upward. Therefore, the light emitted from the light emitting diodes 140 is radiated upward and is reflected to the outside through the air tube 120.

4 shows a circuit diagram of a preferred embodiment of the control circuit unit 151 according to the present invention.

The printed circuit board 150 is accommodated in the main body and the control circuit unit 151 is formed. The control circuit unit 151 includes a power supply unit 152, a control unit 153, a detection unit 154, a motor driver 155, a display unit 156, and a memory driver 157.

The power supply unit 152 is connected to the power supply terminal of the USB cable 116 to generate and provide a driving voltage (Vcc) of each circuit unit with a 5V voltage. The power supply unit 152 may include a rechargeable battery.

The control unit 153 controls the data exchange between the personal computer and the devices connected to the plurality of USB connectors 112, including a CPU, DRAM, ROM, clock generator, reset circuit, USB hub chip, etc. Run the program.

The sensing unit 154 captures the use state signals of the connectors 112 and 114 from the control unit 153, detects a device connection state to the connector, generates a switching control signal S1, and drives the switch SW1. .

The motor driver 155 or the blower fan driving unit is constituted by a DC motor 132 driving circuit and is supplied with driving power through the switch SW1, and the acceleration / deceleration control is performed by the motor control signal S2 of the controller 153. Rotation is controlled.

The display unit 156 turns the light emitting diode 140 on and off by using a power supply voltage provided through the switch SW2. The switch SW2 is switched in response to the control signal S3 of the controller 153.

The memory driver 157 drives data exchange on the personal computer and the flash memory chip connected to the flash memory connector 114 under the control of the controller 153.

5 shows a timing chart for explaining the operation of the air tube control program according to the present invention.

As shown in the speed control timing diagram of the motor 132, the blower fan 130 is kept in the standby state before the time t1 is reached. When the user attaches a USB device such as a portable memory device to the connector 122, the controller 153 transmits a device connection status signal to the personal computer. The device connection state signal is captured by the sensing unit 152 to generate a signal S1 to turn on the switch SW1. Accordingly, power is supplied to the motor driver 155 and the control unit 153 generates a control signal S2 to accelerate the motor 132. When the motor 132 is accelerated, air is injected into the air tube so that the air tube 120 accommodated in the cylindrical housing 118 is extended to unfold upward. Between t2 and t3, the motor driver 155 controls the motor 132 at variable speed in response to the control signal S2 of the controller 153. Therefore, the elastic motion of the air tube 120 is moved to a larger motion by such a variable speed control, thereby maximizing vitality.

When all devices are separated from the connectors at the time t3, the sensing unit 154 captures this state signal and turns off the switch SW1 at a time t6 after the predetermined time is delayed, thereby providing power to the motor driver 155. To block.

The control unit 153 decelerates and controls the motor driver 155 at t3 time and accelerates the motor in the opposite direction at t5 to reversely rotate the blowing fan 130 to force the air tube 120 into the cylindrical housing 118. Inhale and automatically store.

The control unit ends all control signals at t6, turns off the switch SW2, turns off the light emitting diode 140, and ends the control of the motor driver 155.

As described above, in the present invention, the air tube is combined with the UBS devices used on the desk such as a USB hub, a USB memory driver, a USB charger, etc. to express lively in conjunction with the use of the device, thereby inducing an interest in use and the desk. It can improve the molding beauty of. In addition, it can be widely used as a promotional material because it can be used as a moving billboard on the desk by advertising display on the surface of the air tube.

Figure 1 shows an external perspective view of a state of use of the USB device 100 to which the air tube is added, which is a preferred embodiment of the present invention.

Figure 2 shows an external perspective view of an unused state of the USB device 100 to which the air tube is added, which is a preferred embodiment of the present invention.

3 shows a side cross-sectional view of FIG. 2.

4 shows a circuit diagram of a preferred embodiment of the control circuit unit 151 according to the present invention.

5 shows a timing chart for explaining the operation of the air tube control program according to the present invention.

Claims (5)

A main body to which the USB cable is coupled and an opening is formed in an upper surface thereof; At least one connector coupled to a side of the body; A blowing fan assembled in the main body; An air tube coupled to an opening of an upper surface of the main body and fluttered while being changed in shape by an air injection provided from the blowing fan; And a control circuit unit mounted inside the main body and configured to drive the blower fan with the power supplied through the UBS cable. The method of claim 1, wherein the control circuit unit And a USS device to which the air tube is added, wherein the blowing fan is driven at a random variable speed in order to vividly express the movement of the air tube. The method of claim 1, wherein the control circuit unit A detector for detecting whether the at least one connector is used; And And a blower fan hole for stopping the blower fan in the standby state and driving the blower fan when the device is connected to the at least one connector by the sensing unit. The method of claim 3, wherein the control circuit unit The USB device having an air tube added to the at least one connector by the sensing unit, when the device is detached, controls the blowing fan to rotate in reverse to suck and store the air tube. According to claim 1, The main body further comprises a cylindrical housing extending in the upward direction from the opening, And a cap covering the cylindrical housing portion at an end of the air tube.

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