JPH10255900A - Cap structure of external connection terminal of electronic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cap structure of the external connection terminal of an electronic apparatus, which protects the external connection terminal of the electronic apparatus, such as a wireless telephone and has excellent handling and appearance quality. SOLUTION: This structure is a cap structure for protecting the plug inserting part 21 of the external connection terminal formed on the housing 1 of an electronic apparatus provided with a rotating shaft 32 which is formed in the vicinity of the plug inserting part 21 so as to appear and disappear freely, and which rotates freely around its center line, a cap body 33 which is formed at the front end part of the rotating shaft 32, and an engaging protrusion 34 which engages with the plug inserting part 21 formed at the cap body 33. At a different position from the plug inserting part 21 of the housing 1, a fitting recessed part 42 is formed, to which the engaging protrusion 34 is fitted by rotating the cap body 33.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cap structure of an external connection terminal of an electronic device such as a radio telephone, which protects the external connection terminal of the electronic device and has excellent handling and appearance quality.

[0002]

2. Description of the Related Art FIG. 4 and FIG.
FIG. 4 is a diagram showing an example of a cap structure of an external connection terminal of an electronic device such as a wireless telephone disclosed in Japanese Patent No. 83096, FIG. 4 is a perspective view thereof, and FIG. 5 is a cross section taken along line AA of FIG. FIG.

In these figures, reference numeral 1 denotes a housing of an electronic device, 2 denotes an engagement hole formed in a state penetrating the housing 1, 3 denotes an earphone jack which is inserted into the engagement hole 2 and is provided on an outer peripheral side. (External connection terminal) This is a plug insertion portion on which a male screw 4 is formed. The distal end of the plug insertion section 3 is set so as to protrude from the surface of the housing 1.

Reference numeral 5 denotes a cap fixed to the housing 1. The cap 5 has a fixing portion 7 having a fixing hole 6, a cover portion 9 having an engaging projection 8 for engaging with the plug insertion portion 3, and a fixing portion 7. And a hinge portion 10 which connects the cover portion 9 and has a return elastic force. The cap 5 has a fixing portion 7 attached to the plug insertion portion 3, and the fixing portion 7 is attached to a nut member 11.
Are fixed to the housing 1.

FIGS. 6 and 7 are views showing another example of the cap structure disclosed in the above publication. FIG. 6 is a perspective view of the cap structure, and FIG. 7 is a cross-sectional view taken along line BB of FIG. FIG.
In these figures, reference numeral 21 denotes a plug insertion portion of the earphone jack 4 whose tip is set to be substantially flush with the surface of the housing 1.

Reference numeral 22 denotes a cap fixed to the housing 1, a cover 24 having an engaging projection 23 for engaging with the plug insertion portion 21, and a mounting piece 25 for fixing to the housing 1.
And a hinge portion 26 connecting the cover portion 24 and the mounting piece 25 and having a resilient force. The mounting piece 2
5 includes a retaining portion 2 that engages with a cap mounting hole 27 that is formed near the engagement hole 2 and penetrates the housing 1.
8 is provided.

[0007] The cap 22 is fixed to the housing 1 by press-fitting the mounting piece 25 into the cap mounting hole 27. Then, the plug insertion part 2 of the earphone jack 4
1 is inserted into the engagement hole 2.

[0008]

In the conventional cap structure, when the plug is connected to the plug insertion portion 3 (21) of the earphone jack 4, the cover 9 (2) is connected.
4) has a problem that the plug insertion portion 3 (21) is easily closed.

The reason is that the engaging projection 8 (23) of the cover 9 (24) can be returned to the hinge 10 (26) having a resilient force.
By rotating the cap 5 (22) in one direction with the plug insertion portion 3 (2) of the earphone jack 4.
1), the cap 5 (2
This is because, when 2) is removed, the cover portion 9 (24) returns to its original position due to the return elastic force of the hinge portion 10 (26), and closes the plug insertion portion 3 (21).

In particular, electronic devices such as wireless telephones are often put in pockets or the like. When the electronic device is put in a pocket or the like with the plug connected, the cap 5 (22) is used.
However, there is a problem in that it is liable to be caught and the appearance quality is deteriorated. The reason for this is that when the plug is connected to the earphone jack 4, the cover 9 (24) of the cap 5 (22) has no place to fit and projects from the surface of the housing 1.

The present invention has been made in view of the above circumstances, and has a cap structure for an external connection terminal of an electronic device which protects the external connection terminal of an electronic device such as a wireless telephone and has excellent handling and appearance quality. Is to provide.

[0012]

In order to solve the above-mentioned problems, the present invention employs the following cap structure of an external connection terminal of an electronic device. That is, the cap structure of the external connection terminal of the electronic device according to claim 1 is a cap structure for protecting the plug insertion portion of the external connection terminal provided on the housing of the electronic device, and is provided near the plug insertion portion. A rotating shaft that is rotatable about an axis and that is provided to be able to protrude and retract, a cap body that is provided at the tip of the rotating shaft, and an engagement that is provided on the cap body and engages with the plug insertion portion A projection is provided, and a fitting recess is formed at a position different from the plug insertion portion of the housing to fit the engagement projection by rotating the cap body.

According to a second aspect of the present invention, there is provided a cap structure for an external connection terminal of an electronic device, wherein the housing has the plug insertion portion, a rotating shaft and a fitting concave portion at a bottom portion, and the cap body is removably housed. The storage recess is formed.

According to a third aspect of the present invention, in the cap structure of the external connection terminal of the electronic device, the rotation shaft is provided with a retaining portion for preventing the electronic device from falling off the housing.

According to the first aspect of the present invention, there is provided a cap structure for an external connection terminal of an electronic device, wherein a rotating shaft provided so as to be able to protrude and retract near a plug insertion portion, and a cap body provided at a tip end of the rotating shaft. An engaging protrusion provided on the cap body, and a fitting recess for fitting the engaging protrusion of the cap body at a position different from the plug insertion portion of the housing, thereby forming the cap body. When the engagement projection is removed from the plug insertion portion, the cap main body is rotated around its axis together with the rotation axis to form the engagement projection at a position different from the plug insertion portion of the housing. In the fitting recess.

Therefore, the cap main body is fixed at a position different from the plug insertion portion of the housing by the engagement projection, thereby preventing the plug main body from blocking the plug insertion portion.

In the cap structure for an external connection terminal of an electronic device according to the present invention, the housing has a recess for accommodating the cap body so that the cap body can be taken out. In both cases of engaging with the insertion portion and fitting with the fitting concave portion, it is stored and fixed in the storing concave portion.

Accordingly, when the plug is connected to the external connection terminal, the cap main body is prevented from protruding from the housing surface by fitting the engaging projection with the fitting concave portion. Therefore, even when the electronic device is put in a pocket or the like, the cap body is prevented from being caught.
In addition, since the cap body is housed in the housing recess of the housing, the cap body does not protrude from the surface of the housing, and the appearance quality is improved.

According to a third aspect of the present invention, in the cap structure for an external connection terminal of an electronic device, the rotation shaft is provided with a retaining portion for preventing the rotation shaft from dropping from the housing, so that the rotation shaft is connected to the housing. From falling off.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of a cap structure of an external connection terminal of an electronic device according to the present invention will be described below with reference to the drawings.

FIGS. 1 and 2 are views showing a cap structure of an earphone jack (external connection terminal) of an electronic device such as a wireless telephone. FIG. 1 is a perspective view and FIG. 2 is a front view. In these figures, reference numeral 31 denotes a cap, and a rotating shaft 32 provided so as to be able to protrude and retract near the plug insertion portion 21 of the housing 1, and one end of the back surface is fixed to the tip of the rotating shaft 32. It has a cap body 33 and an engagement projection 34 provided at the other end of the back surface of the cap body 33 to engage with the plug insertion portion 21.

The rotating shaft 32 is engaged with a shaft hole 35 formed so as to penetrate the housing 1, and is movable vertically and rotatable around the axis. As shown in FIG. 3, a retaining portion 36 for preventing the pivot shaft 32 from dropping off the housing 1 is provided at the lower end portion so as to protrude in the horizontal direction. The cap body 33 is formed by processing both ends of a rectangular plate into a substantially semicircular shape. The cap body 33 may be configured by a divided surface of the housing 1.

Reference numeral 41 denotes a housing recess formed on the surface of the housing 1 for housing the cap body 33 so as to be able to be taken out. The shaft hole 35 is provided at the center of the bottom and the shaft recess 35 is provided at one end. Each of the plug insertion portions 21 is provided, and at a point symmetrical position with respect to the plug insertion portion 21 across the shaft hole 35, a fitting recess 42 into which the engagement protrusion 34 is fitted by rotating the cap body 33. Are formed.

The cap body 33 has its engaging projection 3
4 is engaged with the plug insertion portion 21, and
In any case of fitting with 2, the housing is fixed in the housing recess 41 so that its surface is flush. The cap 31 has a retaining portion 36 formed in the shaft hole 35.
It is mounted by press-fitting into the housing 1 from within.

Next, the operation of the cap 31 will be described with reference to FIGS. In the normal use state, as shown in FIG. 3A, the cap body 33 has the engagement protrusion 34 with the plug insertion portion 2 of the earphone jack 4.
1 and is housed in the housing recess 41.

Here, when the plug 43 is used, FIG.
As shown in (b) and (c), by pulling up the cap body 33 upward, the engagement projection 3
4 is removed from the plug insertion portion 21 of the earphone jack 4. After that, the cap body 33 is moved one
The cap body 33 is housed in the housing recess 41 by rotating the fitting protrusion 34 into the fitting recess 42 by turning by 80 °.
In this state, the plug 43 is connected to the plug insertion portion 21 of the exposed earphone jack 4.

As described above, according to the cap structure of the external connection terminal of the electronic device of the embodiment, when the plug 43 is connected to the plug insertion portion 21 of the earphone jack 4, The cap body 33 is rotated by 180 ° about the rotation shaft 32, and the cap body 33 is rotated.
The cap body 33 can be housed and fixed in the housing recess 41 in a state where the plug insertion portion 21 is exposed since the engagement protrusion 34 provided on the housing is fitted into the fitting recess 42.
Therefore, when connecting the plug 43 to the plug insertion portion 21 of the earphone jack 4, it is possible to prevent the cap 31 from blocking the plug insertion portion 21.

Further, since the cap body 33 can be housed and fixed in the housing recess 41, the cap body 33
Does not protrude from the surface of the housing 1 and does not get caught when the electronic device is put in a pocket or the like. Further, the cap 31 can be handled as a part of the design of the electronic device. Therefore, even when the electronic device is put in a pocket or the like with the plug 43 connected to the plug insertion portion 21 of the earphone jack 4, the cap 31 can be prevented from being caught and the appearance quality can be further improved. .

[0029]

As described above, according to the cap structure of the external connection terminal of the electronic device according to the first aspect of the present invention,
A rotating shaft provided near the plug insertion portion so as to be freely retractable and rotatable around an axis; a cap body provided at a tip end of the rotation shaft; and the plug insertion portion provided on the cap body. And an engaging projection for engaging the engaging projection by rotating the cap body at a position different from the plug insertion portion of the housing. When the engagement protrusion of the main body is removed from the plug insertion portion, the cap main body is rotated around its axis together with the rotation axis to form the engagement protrusion at a position different from the plug insertion portion of the housing. The plug body can be fixed by being fitted into the fitted fitting concave portion, and the plug insertion portion can be prevented from being blocked by the cap body.

According to the cap structure of the external connection terminal of the electronic device according to the second aspect, the housing has the plug insertion portion, the rotating shaft and the fitting recess at the bottom, and the cap body can be taken out. Since the storage concave portion for storing is formed, the cap main body is stored and fixed in the storage concave portion in any of the case where the engaging projection is engaged with the plug insertion portion and the case where the cap main body is fitted with the fitting concave portion. be able to. Therefore, the cap main body does not protrude from the surface of the housing, and it is possible to prevent the cap main body from being caught even when the electronic device is put in a pocket or the like. In addition, the cap main body does not protrude from the surface of the housing, and the appearance quality can be improved.

According to the cap structure of the external connection terminal of the electronic device according to the third aspect, since the rotation shaft is provided with a retaining portion for preventing the rotation shaft from dropping from the housing, the rotation shaft is provided with the stopper. It can be prevented from dropping from the housing.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a cap structure of an external connection terminal of an electronic device according to an embodiment of the present invention.

FIG. 2 is a front view showing a cap structure of an external connection terminal of the electronic device according to the embodiment of the present invention.

3A and 3B are views for explaining the operation of the cap structure according to the embodiment of the present invention, wherein FIG. 3A is a cross-sectional view showing a normal use state, and FIG. FIG. 3C is a cross-sectional view showing a state where a plug is connected to a plug insertion portion of the exposed earphone jack.

FIG. 4 is a perspective view illustrating an example of a cap structure of an external connection terminal of a conventional electronic device.

FIG. 5 is a sectional view taken along the line AA in FIG. 4;

FIG. 6 is a perspective view showing another example of a cap structure of an external connection terminal of a conventional electronic device.

FIG. 7 is a sectional view taken along the line BB of FIG. 6;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Enclosure of electronic device 2 Engagement hole 21 Plug insertion part 31 Cap 32 Rotating shaft 33 Cap main body 34 Engagement projection 35 Axis hole 36 Retaining part 41 Storage concave part 42 Fitting concave part 43 Plug

Claims (3)

[Claims] 1. A cap structure for protecting a plug insertion portion of an external connection terminal provided in a housing of an electronic device, wherein the cap structure is provided near the plug insertion portion so as to be able to protrude and retract around an axis. A rotatable rotating shaft, a cap body provided at a tip end of the rotating shaft, and an engaging projection provided on the cap body and engaging with the plug insertion portion; A cap structure for an external connection terminal of an electronic device, wherein a fitting concave portion is formed at a position different from the part so that the engaging protrusion is fitted by rotating the cap body. 2. The housing according to claim 1, wherein the housing has a recess for accommodating the plug main body, which has the plug insertion portion, the rotating shaft, and the fitting recess at the bottom thereof. Item 2. A cap structure of an external connection terminal of the electronic device according to Item 1. 3. A cap structure for an external connection terminal of an electronic device according to claim 1, wherein said pivot shaft is provided with a retaining portion for preventing the pivot shaft from dropping from the housing. .