JPH083118Y2 - Small electronic devices - Google Patents

Description

[Detailed description of the device]

[0001]

TECHNICAL FIELD The present invention relates to a small electronic device such as a radio.

[0002]

2. Description of the Related Art Recently, as a small electronic device,
Various thin card type thin radios have been developed,
It has been commercialized. In order to reduce the thickness of this type of thin radio, earphones are used to listen to the radio sound, but in conventional thin radios, the device case and the earphone are separate, so the earphone is lost. Or
It is easily damaged. Therefore, it is desired to store the earphone in the device case. In response to such a demand, conventionally, as shown in FIG. 5, the earphone is housed in the device case 1 of the thin radio. That is, in this type of earphone housing structure, an earphone housing portion is provided at the upper corner of the device case 1, and the earphone housing 2 is openably and closably closed. In this case, the earphone cover 2 is formed by bending a flat plate into a "U" shape, and both ends thereof are vertically aligned with the guide grooves 1a, 1a (one of which is not shown) formed on the front and back surfaces of the device case 1. It is slidably attached to the center, and a notch 2a through which the earphone cord is inserted is provided at the upper part and a non-slip part 2b is provided at the lower part. Therefore, when using the earphone, the earphone cover 2 is slid downward along the guide groove 1a to open the earphone housing portion, and in this state, the earphone is pulled out from the earphone housing portion. Then, after the earphone is pulled out by a predetermined length, the earphone cover 2 is slid upward, the earphone cord is arranged in the cutout portion 2a of the earphone cover 2, and the earphone housing portion is closed. In this state, you can listen to the radio sound with your earphones. When the earphone is stored, the earphone cover 2 is slid downward to open the earphone storage portion, and the unlocking knob 3 is slid upward in this state. The take-up reel automatically winds the earphone cord, and the earphone is stored in the earphone storage section. After that, the earphone cover 2 is slid upward again to close the earphone housing portion. However, in the thin radio as described above, the earphone cover 2 is formed by bending a flat plate into a "U" shape, and both ends thereof are slid into the guide grooves 1a, 1a formed on the front and back surfaces of the device case 1. Since the structure is freely fitted, the earphone cover 2 is easily removed. In addition, when the earphone is taken out, it has to be pulled out from the earphone storage part, which is disadvantageous in that it is inconvenient to use.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned circumstances. The purpose of the present invention is to prevent the earphone cover from coming off from the equipment case, to store the earphone well, and to take out the earphone. It is to provide an easy-to-use small electronic device.

[0004]

SUMMARY OF THE INVENTION In order to achieve the above-mentioned object, the present invention relates to a small electronic device equipped with an earphone, an electronic circuit inside a device case, and a winding device for winding the earphone cord, and the winding device. The battery storage portion is arranged so as not to overlap the take-out device, and the earphone storage portion for storing the earphone having the notch of the device case is provided at the corner of the device case, and the cutout is provided. An earphone cover for covering the cutout is provided so as to be openable and closable with respect to the cutout, the earphone cord is wound into the device case by the winding device, and the earphone is stored in the earphone storage portion. , Covering the earphone by closing the earphone cover, and storing the earphone in the earphone storage portion. When opening the earphone cover during, and is characterized in that the earphone is to be exposed to the device case outside.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a thin radio will be described below with reference to FIGS. Structure Fig. 1 shows the appearance of a thin radio, Fig. 2 shows its usage, and Fig. 3 shows the thin radio in a disassembled state. In these figures, 10 is a device case. The device case 10 is constituted by a main body case 11 and a lid case 12 into a thin plate-like box shape, and has therein a circuit board 13, an earphone 14, a battery 15 and other electronic components necessary for a radio function and an earphone 14 described later. For accommodating the take-up mechanism 16 and the like, and the earphone accommodating portion 17 is provided at the upper left corner thereof.
However, a battery housing portion 18 is provided on the lower side thereof, a winding mechanism 16 is provided at substantially the center of the inside thereof, and a circuit board 13 is provided at substantially the entire inside thereof. In this case, the main body case 11 has a thin plate-like box shape with an open upper surface, and the lid case 12 has a flat plate shape and is attached to the upper surface side of the main body case 11.

The earphone housing 17 at the upper left corner accommodates the earphone 14, and is closed by the earphone cover 19 so as to be openable and closable, and the device case 10 and the earphone cover 19 in this portion are each elliptical in the thickness direction. It is inflated. That is, the upper left corner of the device case 10 is cut into a rectangular shape in the middle of the elliptical shape, and the earphone cover 19 having the remaining bulge of the elliptical shape is openably and closably attached to the cut portion. The earphone cover 19 covers the earphone housing 17 so as to be openable and closable to protect the earphone 14, and
The device case 10 forms a part of the device case 10 and has the same thickness as the device case 10 and has a bag shape with two continuous side surfaces open. The notch 19b is provided at the corner opposite to this.
However, lock pieces 19c are formed at the open corners. The attachment portion 19a at one end corner is a portion that is rotatably attached to the device case 10, and a through hole 19a ₁ is provided in the center thereof, and the boss portions 11a and 12a of the device case 10 are provided in the through hole 19a ₁ . Insert it from both sides, and the earphone cover 19 will be inserted into the device case 10.
It is attached so that it can rotate. The cutout portion 19b is for inserting the pulled out earphone cord 14a when the earphone cover 19 is closed.
c is a locking recess 11b formed on the bottom of the main body case 11.
The earphone cover 19 is locked so that the earphone cover 19 is closed. Further, guide pieces 11c and 12c are provided in the earphone housing portion 17 so as to project toward the opening / closing direction side of the earphone cover 19. When the earphone cover 19 closes the earphone housing portion 17, the guide pieces 11c and 12c are used for the device case 1 respectively.
The inner surface of the earphone cover 19 is guided so that the surface of the earphone cover 19 and the surface of the earphone cover 19 are continuous with each other without a step.

Further, the winding device 16 is the earphone cord 1
4a is wound up so that it can be pulled out, and is composed of a winding reel 16a and its lock mechanism 16b.
The take-up reel 16a is rotatably supported by a shaft 11d provided upright on the bottom of the main body case 11, and is rotated in a direction in which the earphone cord 14a is constantly wound by a mainspring (not shown) incorporated therein. The upper surface thereof is provided with the connection fitting 16a ₁ , and the lower surface thereof is provided with ratchet portions 16a ₂ and 16a ₂ as shown in FIG. The take-up reel 16a is provided on the bottom of the main body case 11 with a protective wall 11a.
It is surrounded and protected by e. With locking mechanism 16b prevents reverse rotation of the take-up reel 16a, is intended to stop at a predetermined position, the slide knob 16b ₁ provided on a side surface of the device case 10, the knob the slide 1
6b ₁ includes a lock claw 16b ₂ slidably mounted in the same direction as the lock 6b ₁ and a spring member 16b ₃ for constantly biasing the lock claw 16b ₂ in the unlocking direction. Thus, the locking mechanism 16b is normally engaged with the ratchet portion 16a ₂ of the tip of the lock claw 16b ₂ are formed on the lower surface of the take-up reel 16a, it stops the rotation of the take-up reel 16a. In addition, when the earphone cord 14a is pulled out, as the take-up reel 16a rotates,
The ratchet portion 16a ₂ attaches the lock pawl 16b ₂ to the spring member 16
Since presses against the b _3, the locking pawl 16b ₂ are sequentially unlock the ratchet portion 16a ₂ slides. Further, when the slide knob 16b ₁ is slid in the unlocking direction, the lock claw 16b ₂ moves in the direction away from the ratchet portion 16a ₂ of the take-up reel 16a against the spring member 16b ₃ to unlock the lock. . As a result, the take-up reel 16a rotates and the earphone cord 14a pulled out is wound up.

The battery housing 18 houses the battery holder 20 housing the battery 15, and the device case 1
An insertion / removal opening 11f is formed on the side surface of 0, and the battery holder 20 is removably housed through this insertion / removal opening 11f. The circuit board 13 is the main part of the radio function,
I, a chip component such as a chip capacitor, a tuning knob 21, and a volume knob 22 are attached, a battery 15 is connected through an electrode plate 13a, and an earphone cord 14a stops the take-up reel 16a by a lock mechanism 16b. It is electrically connected at a position through the contact metal fitting 16a ₁ . In this case, the tuning knob 21 and the volume knob 22 are partially projected to the outside from the openings 11g and 11g formed on the side surface of the device case 10, respectively. A power switch 23 and a tuning indicator 24 are provided on the side surface of the device case 10.

[0009] The operation will now be described a case of using the configured thin radio as described above. First, the earphone 14 is pulled out from the earphone housing portion 17. In this case, the earphone cover 19 is pinched with fingers, and the earphone cover 19 is pulled out sideways against the engagement force of the lock piece 19c. Then, the earphone cover 19 pivots around the boss portions 11a and 12a that pivotally support the mounting portion 19a to open the earphone housing portion 17 and expose the earphone 14 to the outside. As a result, the earphone 14 can be pulled out by grasping it with a finger. When the earphone 14 is pulled out in this manner, the earphone cord 14a is pulled out while rotating the take-up reel 16a of the winding device 16, and when the earphone cord 14a is pulled out by a predetermined length, the locking mechanism 1
The take-up reel 16a is locked in place at 6b.
After the earphone 14 is pulled out in this manner, the earphone cord 14a is attached to the cutout portion 1 of the earphone cover 19.
The earphone cover 19 is rotated in the opposite direction and closed while being inserted into the 9b. At this time, the inner surface of the earphone cover 19 is guided by the guide pieces 11c and 12c formed in the earphone accommodating portion 17, and the device case 10
The surface of the earphone cover 19 and the surface of the earphone cover 19 become the same continuous surface without forming a step to close the earphone storage 17, and the lock piece 19c is locked in the locking recess 11b of the device case 10. Even when the earphone cover 19 is closed in this manner, the earphone cord 14a is pulled out to the outside through the cutout portion 19b of the earphone cover 19, so that the earphone 14 is pulled out by a predetermined length. In this state, the power switch 23 is turned on and the tuning knob 21 is operated to select the radio wave to be received. Then, if the volume is adjusted with the volume knob 22, the radio sound can be heard well.

When the earphone 14 is to be housed, first, the earphone cover 19 is pulled against the engaging force of the lock piece 19c to attach the earphone cover 19 to the mounting portion 19 of the earphone cover 19.
The earphone cover 19 is rotated around the boss portions 11a and 12a that pivotally support a, and the earphone storage portion 17 is opened. In this state, the winding device 16 uses the earphone cord 14
When a is rewound, the earphone 14 is pulled into the earphone housing 17 of the device case 10. That is, when the slide knob 16b ₁ of the retractor 16 slid,
Along with this, the lock claw 16b ₂ is separated from the ratchet portion 16a ₂ of the take-up reel 16a.
6a is wound by a mainspring (not shown) to wind up the earphone cord 14a. Earphone cord 1 like this
When 4a is wound up, the earphone 14 is housed in the earphone housing 17 and the guide piece 11 thereof
It is sandwiched between c and 12c. In this state, when the earphone cover 19 is rotated in the closing direction, the earphone 14 is inserted into a portion of the earphone cover 19 which is bulged in an elliptical shape to close the earphone housing portion 17. At this time, the earphone cover 19 serves as the guide piece 11 of the earphone housing portion 17.
As described above, the earphone housing 17 is closed by the c and 12c on the same plane that is continuous with the surface of the device case 10 without forming a step. Also, the lock piece 19b
Is locked in the locking recess 11b on the device case 10 side and locked so that the earphone cover 19 is not opened without permission.

However, according to the above-described thin radio, the boss portions 11a and 12a provided on the device case 10 can be inserted from both sides into the through hole 19a ₁ formed in the mounting portion 19a of the earphone cover 19. As a result, the earphone cover 19 is attached to the earphone storage portion 1 of the device case 10.
Since it is rotatably attached to 7, the earphone cover 19
Does not easily come off from the device case 10, the earphone cover 19 can be firmly attached, and there is no fear of loss. Moreover, the earphone cover 19 as described above is guided by the guide pieces 11c and 12c provided in the earphone storage portion 17 when the earphone storage portion 17 is closed, and the surface thereof does not make a step with the surface of the device case 10. Since the earphone covers 19 are on the same plane, they can be carried very well without being caught in a pocket or the like of clothes, and when the earphone storage portion 17 is closed, the earphone cover 19 is guided by the guide pieces 11c and 12c. The earphone 14 can be stored reliably and satisfactorily without being twisted.
In addition, the thin radio as described above has an earphone housing 17
Also, since only the earphone cover 19 has an elliptical shape and swells in the thickness direction of the device case 10, the earphone 14 can be satisfactorily accommodated and
The overall thickness of the device case 10 can be reduced.

Although the above-described embodiment has been described for the case of being applied to a thin radio, the present invention is not limited to this and can be widely applied to other small electronic devices.

[0013]

As described in detail above, according to the small electronic device of the present invention, in the small electronic device equipped with the earphone, the electronic circuit and the earphone cord for winding up are wound inside the device case. A device and a battery storage part are arranged so as not to overlap the winding device, and an earphone storage part for storing the earphone provided with a cutout of the device case is provided at a corner of the device case. Along with the cutout, an earphone cover that covers the cutout is provided so as to be openable and closable with respect to the cutout, and the earphone cord is wound into the device case by the winding device, and is stored in the earphone storage portion. The earphone is stored by closing the earphone cover, and the earphone of the earphone is covered. The earphones are exposed to the outside of the device case when the earphone cover is opened while the earphones are being stored in the compartment, so that the earphones can be stored well, and the advantages that the earphones can be easily taken out and used are obtained. To be

[Brief description of drawings]

FIG. 1 shows an embodiment in which the present invention is applied to a thin radio, and FIGS. 1A to 1C are external views thereof.

FIG. 2 is an external view when using the earphone.

FIG. 3 is an exploded perspective view thereof.

FIG. 4 is a rear perspective view of the take-up reel.

FIG. 5 is a diagram showing a conventional example.

[Explanation of symbols]

 10 Equipment Case 11a, 12a Boss 11c, 12c Guide Piece 14 Earphone 17 Earphone Storage 19 Earphone Cover

Claims (1)

[Scope of utility model registration request] 1. A small electronic device equipped with an earphone.
The electronic circuit and earphone cord inside the equipment case.
The take-up device for taking up and the take-up device do not overlap
The battery compartment and the notch of the device case at the corner of the device case.
Earphone storage part for storing the earphone
And the cutout near this cutout.
The earphone cover to cover the notch
The earphone cord can be opened and closed, and the earphone cord can be used with the winding device.
It is wound inside and the earphone is stored in the earphone storage section.
And then close the earphone cover
While covering the earphone, while the earphone is being stored in the earphone storage part,
Note When the earphone cover is opened, the earphones
It is characterized in that it is exposed to the outside of the equipment case.
Small electronic devices.