JP4041840B1 - Cord connector for mobile phone charging - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cord connector for charging a mobile phone provided with a miniaturized connector that can be connected to a plurality of types of charging connector portions in the mobile phone.
SOLUTION: A power device side connector 10, a cord 20 extending from the power device side connector 10, and a mobile phone side connector 30 to which the tip of the cord is connected, are different from each other. First, second, and third charging connection terminal portions 32, 33, and 34 that are detachably connected to charging connector portions of three types of mobile phones are formed.
[Selection] Figure 2

Description

  The present invention relates to a cord connector for charging a mobile phone.

  In recent years, the penetration rate of mobile phones has been tremendous, and it is no exaggeration to say that mobile phones are daily necessities. Recent mobile phones are not only used for calling, but are frequently used for e-mail and the Internet, and are used for various purposes such as those equipped with an audio function and a camera function. As a result, the charge decreases (or disappears) quickly. Thus, various chargers for mobile phones have been developed.

JP 2007-174823 A

  In the technology described in Patent Document 1, since mobile phones with different communication methods have different connector shapes, when charging the batteries of the mobile phones, a dedicated charger corresponding to each connector is not used. A mobile phone charger having a multi-tap having a plurality of (for example, three) insertion portions so as to be charged is disclosed.

  However, a device provided with a plurality of connectors, such as a multi-tap in Patent Document 1, can be connected in correspondence with a plurality of types of charging connectors in a mobile phone, but is enlarged. In the multi-tap of Patent Document 1, the four corners are cut into square shapes to form stepped portions, but it is difficult to say that they are miniaturized and made compact.

  An object of the present invention is made in view of the above circumstances, and provides a cord connector for charging a mobile phone that can be connected to a plurality of types of charging connector portions in a mobile phone and includes a miniaturized connector. .

Means for Solving the Problems and Effects of the Invention

In order to solve the above problems, the cord connector for charging a mobile phone of the present invention is:
A mobile phone charging cord connector for connecting a USB port of a power supply device and a charging connector portion of the mobile phone to charge the mobile phone from the power supply device,
A power device side connector that is detachably connected to the USB port of the power device;
A cord extending from the power device side connector;
The cord connection portion to which the tip of the cord is connected, the wiring portion branched in parallel from the cord connection portion, and three different types of mobile phones connected to the three wires one by one A portable device including first, second, and third charging connection terminal portions that are detachably connected to the charging connector portion, and a case that accommodates the wiring portion, the cord connection portion, and the first to third charging connection terminal portions. A telephone-side connector;
The case has a quadrangular shape with four sides where the cord connecting portion and the first, second and third charging connection terminal portions are arranged one by one, and the cord is connected to one of the four sides. It is a cord connection part, and the first charging connection terminal part is formed on the side part opposite to the side part of the code connection part so as to protrude outward from the side part on the opposite side at a right angle,
The left and right side portions located on both sides of the side portion of the cord connection portion are formed so that the second and third charging connection terminal portions protrude perpendicularly from each side portion, respectively.
Further, the left and right side portions where the second and third charging connection terminal portions are formed are based on the center line connecting the cord connection portion and the first charging connection terminal portion. Formed in a tapered shape so that the width gradually decreases from the portion toward the cord connecting portion side,
Thereby, the 2nd and 3rd charge connection terminal part is inclined and arranged so that it may incline to the code connection part side to a straight line orthogonal to the center line, respectively.

In addition, a specific aspect of the mobile phone charging cord connector is:
A mobile phone charging cord connector for connecting a USB port of a power supply device and a charging connector portion of the mobile phone to charge the mobile phone from the power supply device,
A power device side connector that is detachably connected to the USB port of the power device;
A cord extending from the power device side connector;
The cord connection portion to which the tip of the cord is connected, the wiring portion branched in parallel from the cord connection portion, and three different types of mobile phones connected to the three wires one by one A portable device including first, second, and third charging connection terminal portions that are detachably connected to the charging connector portion, and a case that accommodates the wiring portion, the cord connection portion, and the first to third charging connection terminal portions. A telephone-side connector;
The case has an isosceles trapezoidal shape, and a cord is connected to a short parallel short side portion of two parallel side portions to form a cord connection portion, and a first charging connection terminal portion is also formed on the long parallel long side portion. It is formed so as to protrude outward from the parallel long side at a right angle. On the other hand, a second charging connection terminal portion is provided on one of the two oblique sides of the isosceles trapezoidal shape and a third charging connection is provided on the other The terminal portions may be formed so as to protrude from the respective oblique sides outward at a right angle.

  According to these mobile phone charging cord connectors, the power supply device side connector (for example, USB terminal) connected to the USB port provided in the power supply device (for example, personal computer) and the charging connector portion of the mobile phone are connected. A mobile phone side connector, and a cord for connecting the power supply device side connector and the mobile phone side connector are provided. Thereby, the mobile phone can be charged via the USB port of the personal computer. Recently, personal computers are often installed in restaurants, public facilities, etc., and if you carry a laptop personal computer, it can be used in various places when charging of the mobile phone is reduced or lost. Can be charged with.

  Further, the mobile phone side connector is formed with first, second and third charging connection terminal portions that are detachably connected to charging connector portions of three different types of mobile phones. Connection can be made corresponding to the type (plurality) of charging connector portions.

  In the case of the mobile phone side connector, the left and right side portions located on both sides of the side portion of the cord connecting portion to which the cord is connected are the first charging connection on the side opposite to the cord connecting portion and the cord connecting portion. Since it is formed in a tapered shape (for example, symmetrically) so that the width gradually decreases from the first charging connection terminal portion toward the cord connection portion side with respect to the center line connecting the terminal portion, the small size And compactness can be achieved. Further, since the second and third charging connection terminal portions are arranged to be inclined toward the cord connection portion with respect to a straight line orthogonal to the center line, for example, the first and second, the first and third, It is easy to avoid mutual interference due to simultaneous connection of mobile phones at the second and third charging connection terminals, and a plurality (two or three) of mobile phones can be charged simultaneously, and as a result It also has a positive effect.

  Note that any two or all of the first, second, and third charge connection terminal portions may be formed by charge connection terminal portions corresponding to the charge connector portions of the same mobile phone. In that case, a plurality of mobile phones having the same charging connector portion can be charged simultaneously.

  Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic diagram for explaining a use state of a cord connector according to the present invention, FIG. 2 is a front view showing an example of a cord connector according to an embodiment of the present invention, FIG. 3 is a side view in FIG. FIG. 5 is a diagram conceptually showing wiring in a section, and FIG. 5 is an equivalent circuit diagram in FIG.

  As shown in FIG. 1, a cellular phone charging cord connector (hereinafter also referred to as a cord connector) 1 according to an embodiment of the present invention is a USB (Universal) of a personal computer (hereinafter abbreviated as a personal computer) 2 as a power supply device. Serial Bus) The port 2a and the charging connector 3a of the mobile phone 3 are connected to charge the mobile phone 3 using the personal computer 2 as a power source.

  As shown in FIGS. 1 to 3, the cord connector 1 includes a USB terminal 10 as a power device side connector detachably connected to the USB port 2 a of the personal computer 2, a cord 20 extending from the USB terminal 10, And a mobile phone side connector 30 to which the tip (the other end) of the cord 20 is connected.

  The USB terminal 10 is one of serial bus standards for connecting peripheral devices to a computer as is well known, and has a USB connection unit 11 to which a cord 20 is connected.

  2 and 3, the cord 20 includes a coil portion 21 that can be expanded and contracted by being wound in a coil shape, and extending portions 22 and 23 that extend from both ends of the coil portion 21. . The USB connection part 11 of the USB terminal 10 and the cord connection part 31 of the mobile phone side connector 30 are connected to the distal ends of the extension parts 22 and 23, respectively. Thereby, the cord connector 1 is made compact as a whole, and it becomes easy to carry.

  As shown in FIGS. 2 to 4, the cellular phone side connector 30 includes a cord connecting portion 31 to which the cord 20 is connected, and a wiring portion 40 that is branched in parallel from the cord connecting portion 31 (see FIG. 4). ), First, second, and third charging connection terminals that are detachably connected to charging connector portions 3a (see FIG. 1) of three different types of mobile phones 3 that are connected to the three wirings one by one. Parts 32, 33, and 34, and a wiring case 40, a cord connection part 31, and a case 39 that accommodates the first to third charging connection terminal parts 32, 33, and 34.

  As shown in FIG. 2, the case 39 has a quadrangular shape (for example, a trapezoidal shape or an isosceles trapezoidal shape) when viewed from the front, and includes a cord connection portion 31 and first, second, and third charging connection terminal portions 32, Four sides on which one 33 and 34 are arranged are formed. Specifically, the case 39 has a predetermined thickness (see FIG. 3), and the connection side portion 31 s where the cord connection portion 31 is disposed, and the first to third charging connection terminal portions 32 to 34 are disposed. First to third side portions 32s to 34s are formed.

  Also, the case 39 has a parallel short side where the connection side 31s to which the cord 20 is connected is a trapezoidal parallel short side and the first side 32s on the opposite side is a trapezoidal parallel long side. It is formed to be a part. And the 1st thru | or 3rd charge connection terminal parts 32-34 are protruded at right angles (perpendicular with respect to each side part) outward from the 1st thru | or 3rd side parts 32s-34s arrange | positioned, respectively. (See FIG. 2). Thereby, since the area (angle) occupied by the connection side portion 31s is reduced, the overall size can be reduced, and the areas of the first to third side portions 32s to 34s can be made relatively large.

  Moreover, the cord connection part 31 and the 1st charge connection terminal part 32 are formed along the straight line L1 which passes through each center of the connection side part 31s and the 1st side part 32s, for example (henceforth, the straight line L1 is called). Also referred to as center line L1). Therefore, the center line L1 forms a right angle (orthogonal) with the connection side portion 31s and the first side portion 32s.

  Here, the second and third side portions 33 s and 34 s on which the left and right second and third charging connection terminal portions 33 and 34 located on both sides of the connection side portion 31 s of the cord connection portion 31 are formed on the center line Tapering so that the width gradually becomes narrower symmetrically from the first side portion 32s side (first charging connection terminal portion 32 side) toward the connection side portion 31s side (cord connection portion 31 side) with reference to L1. It is formed in a shape. That is, the second and third charging connection terminal portions 33 and 34 are inclined so that the straight lines L2 and L3 are inclined toward the cord connecting portion 31 by a predetermined angle θ with respect to the straight line L4 orthogonal to the center line L1. Is done.

  Next, the operation of the cord connector 1 according to the embodiment of the present invention described above will be described. As shown in FIG. 1, first, the USB terminal 10 of the cord connector 1 is inserted into the USB port 2a of the personal computer 2 and connected. And among the 1st thru | or 3rd charge connection terminal parts 32-34 with which the mobile telephone side connector 30 is provided, the charge connection terminal part corresponding to the charge connector part 3a of the mobile telephone 3 which is going to implement charge is selected, The selected charging connection terminal portion is inserted into the charging connector portion 3a and connected. As a result, power is supplied from the personal computer 2 to the mobile phone 3 via the cord connector 1, and charging of the mobile phone 3 is started.

  Here, as described above, the case 39 is formed on the cord connector 1 so that a plurality of mobile phones 3 can be easily connected. Therefore, when the mobile phone 3 that performs charging corresponds to the first to third charging connection terminal portions 32 to 34, a plurality of mobile phones 3 can be charged. In that case, as shown in FIGS. 4 and 5, the wiring portion 40 is formed so as to connect the charging connection terminal portions in parallel, so that the current that flows when one mobile phone 3 is connected is If it is X milliampere (mA), it becomes X / 2 milliampere (mA) when two mobile phones 3 are connected, and X / 3 milliampere (mA) when three mobile phones 3 are connected.

  Although the embodiments of the present invention have been described above, these are merely examples, and the present invention is not limited to these embodiments, and the knowledge of those skilled in the art can be used without departing from the spirit of the claims. Various modifications based on this are possible.

The schematic diagram explaining the use condition of the cord connector which concerns on this invention. The front view which shows an example of the cord connector which concerns on embodiment of this invention. The side view in FIG. The figure which shows notionally the wiring in the principal part. The equivalent circuit diagram in FIG.

Explanation of symbols

1 Cord connector (Code connector for charging mobile phone)
2 Personal computer (power supply equipment)
2a USB port 3 Mobile phone 3a Charging connector 10 USB terminal (power device side connector)
DESCRIPTION OF SYMBOLS 11 USB connection part 20 Cord 21 Coil part 22,23 Extension part 30 Cell-phone side connector 31 Cord connection part 31s-34s Side part 32 1st charge connection terminal part 33 2nd charge connection terminal part 34 3rd charge Connection terminal part 40 Wiring part L1 Straight line (center line)
L2 to L4 straight line

Claims (1)

A mobile phone charging cord connector for connecting a USB port of a power supply device and a charging connector portion of a mobile phone to charge the mobile phone from the power supply device,
A power device side connector detachably connected to the USB port of the power device;
A cord extending from the power device side connector;
Three different types of mobile telephones connected to the cord connecting portion to which the tip of the cord is connected, a wiring portion branched in parallel from the cord connecting portion, and one to each of the three wires Including first, second, and third charging connection terminal portions that are detachably connected to the charging connector portion, and a case that accommodates the wiring portion, the cord connection portion, and the first to third charging connection terminal portions. A mobile phone side connector,
The case has a quadrangular shape having four sides, each of the cord connecting portion and the first, second, and third charging connection terminal portions arranged one by one, and the cord is on one side of the four sides. Connected to the cord connecting portion, and the first charging connection terminal portion protrudes at a right angle from the opposite side to the side opposite to the side of the cord connecting portion. Formed into
The left and right side portions located on both sides of the side portion of the cord connection portion are formed so that the second and third charging connection terminal portions protrude perpendicularly from each side portion, respectively.
Furthermore, the left and right side portions where the second and third charging connection terminal portions are formed have the first charging on the basis of a center line connecting the cord connection portion and the first charging connection terminal portion. It is formed in a tapered shape so that the width gradually decreases from the connection terminal portion toward the cord connection portion side,
Thereby, the second and third charging connection terminal portions are inclined so as to incline toward the cord connection portion side with respect to a straight line orthogonal to the center line. Cord connector.

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