JPH0411392Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a portable radio device capable of making short-distance telephone calls by radio, and particularly relates to the structure of its switch operation section.

[Conventional technology]

Portable radios, commonly known as transceivers, can easily communicate over short distances (for example, several kilometers or less than 10 kilometers), so they can be used at police stations, municipal offices, various construction sites, and other places. It is widely used. This type of portable radio equipment has a call switch for switching between transmitting and receiving when making a call, and tests to check the status of the radio equipment, such as whether it is ready to make a call, whether there is a battery, etc. It is equipped with a switch. These switches are operated by a switch operating section provided in the radio housing.

FIG. 3 is a schematic diagram of a portable wireless device 40 equipped with a conventional switch operation section 30, in which A is a front view (partially shown in cross section), and B is a left side as seen from the direction of arrow P in A. 4 is a front view (A) of the pressing member 31 in FIG. 3, a left side view (B), and a sectional view (C) taken along the line R ₁ - R ₂ in (A). ,
FIG. 3 is a diagram showing a bottom view of FIG.

This switch operation section 30 includes a first operation section 30-1 for operating a call switch 42 disposed inside the left side wall 41a of the radio housing 41;
It is composed of a second operating section 30-2 for operating the test switch 43 disposed inside the upper wall 41b of the radio housing 41.

The first operation section 30-1 basically consists of the left side wall 4
a switch pressing member 31 fitted and attached to 1a;
A protective cover 32 is attached to the pressing member 31 so as to cover the outer surface and side surfaces thereof. As shown in FIG. 4, the pressing member 31 is made of an elastic material such as elastic resin and has a rectangular outer shape. A continuous slotted groove 31a is provided, an operating portion 31b is formed on the inside, and a rectangular frame-shaped mounting portion 31c is formed on the outside. Actuation part 3
1b is integrally connected at its base 31d with the mounting section 31c, and has a switch actuating projection 31f integrally formed at its free end 31e. As clearly shown in FIG. 4C, the cross-sectional shape of the actuating portion 31b is formed such that its thickness gradually becomes thinner as it advances from the base portion 31d to the free end portion 31e, and the switch actuating projection 31f An inclined surface 31h is formed at the tip thereof. The mounting portion 31c has engagement claws 31g (four in total) integrally formed in the center of each of its left and right, upper and lower edges. As shown in FIG. 3, this pressing member 31
The engaging claws 31g are inserted into the mounting through holes 41c (total of 4 holes) formed in the left side wall 41a of No. 1 corresponding to each of the engaging claws 31g, and are engaged with the inner surface of the left side wall 41a. Therefore, it is attached to the radio device housing 41. In this installed state, a gap M is formed between the free end 31e of the actuating portion 31b of the pressing member 31 and the left side wall 41a of the housing 41, and the inclined surface 31h of the switch actuating projection 31f is connected to the telephone switch. 42. Protective cover 32
As shown in FIG. 3, the box is shaped like a box with an opening on one side and is made of an elastic material, such as a rubber-like resin, and is tightly fitted onto the pressing member 31 so as to cover its outer surface. Ru. The protective cover 32 has the functions of improving the appearance, being drip-proof (preventing water droplets from entering due to rain, etc.), and dust-proofing.

The first operating section 30-1 configured as described above operates as follows. That is, in FIG. 3A, when the free end 31e of the operating portion 31b is pressed in the direction of the arrow x, the protrusion 31f moves in the direction of the arrow x by the space M.
When the switch 42 is switched by moving the switching button 42a of the switch 42 in the direction of the arrow y using the inclined surface 31h and removing the pressing force, the projection 31f is moved by the elastic force of the actuating portion 31b. Therefore, it automatically returns to its original position, and at the same time, the switching button 42a of the switch 42 also automatically returns to its original position.

The second operating section 30-2 is formed in the shape of a push button and is disposed on the upper wall 41b of the housing 41, and by pushing the push button 30-2a, the switching button 43a of the switch 43 is pressed. switch 4
Perform the switching operation in step 3.

The operating section 30 configured as described above is operated as follows. First, normally, you hold the housing 41 with your left hand and operate the first operating section 30-1 with your left thumb to make a call, and then use your right hand to operate the second operating section 30-1.
2 to test the radio.

[Problem that the invention attempts to solve]

In the case of the above configuration, the first operating section 30
Since the -1 and the second operating section 30-2 are provided separately, there are problems such as a lack of operability, a large number of assembly steps, and a large installation space. The present invention was devised for the purpose of solving these problems.

[Means for solving problems]

In order to achieve the above object, according to the present invention,
A wireless casing in which a call switch and a test switch are disposed inside corresponding to the through holes penetrating the outer wall, and switch actuating protrusions are provided at both longitudinal ends of a rectangular plate made of an elastic material, and A switch pressing member is provided between the protrusions with a fulcrum part biased to one side, the longer one is a call switch pressing part, the shorter one is a test switch pressing part, and the switch pressing member is integrally formed with resin, and the outer surface and side surface of the pressing member. and a box-shaped protective cover made of an elastic resin having a rubbery substance. The pressing member is loosely inserted into the through hole formed in the radio device casing, and the protective cover is fitted onto the pressing member so that the periphery thereof is in contact with the vertical surface of the recess in the outer wall of the radio device casing. Provided is a switch operation unit for a portable radio device, which is characterized by:

[Effect]

The above-mentioned switch operation section has switch operation protrusions provided at both ends of the switch pressing member, so that the call switch and test switch can be freely switched and operated with one hand through each of these protrusions, saving space. It is possible to reduce the size of the assembly and the number of assembly steps.

〔Example〕

Hereinafter, embodiments of the present invention will be described in detail based on the drawings.

FIGS. 1 and 2 are diagrams for explaining an embodiment of the switch operating section of the present invention. FIG. 1 is a schematic diagram of a portable radio device 20 equipped with a tenth embodiment of the present invention, in which FIG. FIG. 1C is a left side view seen from the direction of arrow P in FIG. 1A, FIG. B is a right side view of A, C is a sectional view taken along line S ₁ - S ₂ of A, and D is a bottom view of A.

This embodiment 10 basically consists of a radio device housing 21
A switch pressing member 11 is screwed and fixed to the left side wall 41a of the switch. It has a protective cover 13. As shown in FIG. 2, the pressing member 11 is made of an elastic material, such as a resin having elasticity, and has a rectangular outer shape.
Slit grooves 11b, 11c, and 11 that continue along the left and right edges from both ends to the vicinity of the mounting hole 11a
d, 11e are provided, and these slot grooves 11
A first actuating part 11f and a second actuating part 11g are formed on the inner side divided into b, 11c and 11d, 11e, and switch actuating protrusions 11j, 1 are provided at free ends 11h, 11i of these actuating parts 11f, 11g.
1k are formed respectively, and the actuating portions 11f, 1
Mounting hole 11a between 1g base 11l and 11m
A fulcrum portion 11n centered on is integrally formed,
Furthermore, slotted grooves 11b, 11c, 11d, 11e
Cover attachment parts 11p and 11q are formed integrally with the fulcrum part 11n along both side edges on the outside. The actuating parts 11f and 11g have respective base parts 11l and 1
Notch groove 11 perpendicular to the longitudinal direction on the inside of 1 m
r, 11s (see Figure C), and as shown in the cross section in Figure 2C, free ends 11h, 11 are connected from the respective bases 11l, 11m.
It is formed so that the thickness becomes gradually thinner as it advances to i. As shown in FIG. 1, this pressing member 11 is attached to a fulcrum by a fixing screw 12 through a mounting hole 11a (see FIG. 2 C) on the outside of the left side wall 21a of the radio housing 21. At the same time as fixing 11n with screws, attach the protrusions 11j and 11k to the left side wall 2.
It is attached to the radio housing 21 by inserting it into the insertion holes 21b and 21c formed in 1a, respectively. In this installed state, the switch actuating protrusions 11j and 11k of the pressing member 11 are attached to the radio housing 21.
The free end portions 11h and 11i of the pressing member 11 are disposed corresponding to the telephone call switch 22 and the test switch 23 disposed inside the left side wall 21a of the press member 11.
and the left side wall 21a of the housing 21, there is a gap M ₁ ,
M ₂ are formed respectively. The protective cover 13 is
As shown in FIG. 1, it is formed into a box shape with an opening on one side and is made of an elastic material, such as a rubber-like resin, and is tightly fitted to the pressing member 11 so as to cover the outer and side surfaces of the pressing member 11. As shown in FIG.
3b are formed in different patterns. Due to this difference in pattern, it is possible to easily visually identify the pressed position of the call switch 22 and the pressed position of the test switch 23. Further, the protective cover 13 serves to improve the appearance, to provide drip-proofing (preventing the intrusion of water droplets due to rain, etc.), dust-proofing, and the like.

The tenth embodiment thus configured operates as follows. That is, in FIG.
When pressed in the direction, the switch actuating protrusion 11j moves in the direction of the arrow x by _one minute of the gap M, and its end surface pushes the switch button 22a of the telephone switch 22.
Push in to operate the switch 22,
When the pressing force is removed, the projection 11j automatically returns to its original position due to the elastic force of the first actuating portion 11f, and at the same time, the switching button 2 of the switch 22 is pressed.
2a also automatically returns to its original position. In this manner, the switching operation of the call switch 22 is performed. Next, the free end portion 11i of the second actuating portion 11g of the pressing member 11 is pressed in the direction of the arrow x through the protective cover 13, and this pressing force is removed. The switching operation of the test switch 23 is performed in exactly the same manner. Note that the reference numeral 23a indicates a switching button of the switch 23. In addition, in the case of the present embodiment 10, as clearly shown in FIG _.
and the distance l ₂ to the protrusion 11k are set in a relationship such that l ₁ > l ₂ . As a result, the first actuating section 11
The pressing force of the free end 11h of f is set small, while the pressing force of the free end 11i of the second actuating part 11g is set large. This means that the frequently used call switch 22 requires less operating force, while the less frequently used test switch 23 requires heavier operating force, making it easier to distinguish between the two using the sense of touch. , and is devised to prevent the test switch 23 from being operated indiscriminately. As described above, in the present embodiment 10, the operating protrusions 11j and 11k for switching the call switch 22 and the test switch 23, respectively, are integrally provided on one pressing member 11, so that the switches 22 and 23 can be operated. can be centrally arranged in one place, both switches 22 and 23 can be freely operated with only one hand, and furthermore, the operating points of both switches 22 and 23 can be easily distinguished by touch or vision. can do.

It should be noted that the present invention is not limited to the above-mentioned embodiments, and can of course be applied to other modifications that follow the gist of the present invention.

[Effects of the invention] As explained above, according to the invention, by providing switch activation protrusions at both ends of one switch pressing member, the call switch and the test switch can be centrally arranged in one place. Both of these switches can be operated freely with only one hand, greatly improving operability, reducing the space required for the switch operation section, and reducing assembly man-hours. Remarkable effects such as being able to achieve the desired results can be obtained.

[Brief explanation of drawings]

FIG. 1 shows a 10th embodiment of the switch operating section of the present invention.
FIG. 2 is a schematic diagram of a portable radio device 20 equipped with a first
Figure A is its front view (partially shown in cross section);
1B is a left side view seen from the direction of arrow P in FIG. 1A, FIG. 1C is a plan view seen from the direction of arrow Q in FIG. 1A, and FIG. Figure 2A is the front view of the unit, Figure 2B is the right side view of Figure 2A, and Figure 2C is the _S1 of Figure 1A.
-S ₂ line sectional view, FIG. 2D is a bottom view of FIG. 2A, and FIG. Front view, Figure 3B is a left side view seen from the direction of arrow P in Figure 3A, Figure 3C is a plan view seen from the direction of arrow Q in Figure 3A, and Figure 4 shows the switch pressed in Figure 3. Part 3
1, in which FIG. 4A is a front view thereof, FIG. 4B is a left side view of FIG. _4A , and _FIG . FIG. 4D is a bottom view of FIG. 4A. 10...Example of the switch operation part of the present invention, 1
1...Switch pressing member, 11a...Mounting hole, 1
1f...first operating section, 11g...second operating section, 1
1j, 11k...Protrusion for switch operation, 11n...
...Fully point, 11p, 11q...Cover mounting part, 1
2... Fixing screw, 13... Protective cover, 13a,
13b... Pattern provided on the outer surface, 20... Portable wireless device equipped with Example 10 of the present invention, 21...
Radio housing, 21a...Left wall (outer wall), 22...
...Telephone switch, 23...Test switch.

Claims (1)

[Scope of Claim for Utility Model Registration] A wireless casing in which a call switch and a test switch are arranged inside corresponding to a through hole penetrating the outer wall, and a switch actuated at both longitudinal ends of a rectangular plate made of an elastic material. A switch pressing member integrally formed of resin is provided with a fulcrum portion between the projections, and a fulcrum portion is provided between the projections, the longer one being a switch pressing portion for calling, and the shorter one being a testing switch pressing portion. , a box-shaped protective cover made of an elastic resin having a rubbery substance and covering the outer surface and side surface of the pressing member; At the same time, each of the protrusions is loosely inserted into a through hole formed in the outer wall, and the pressing member is disposed in the radio casing, and a protective cover is fitted onto the pressing member so that the surrounding area is the radio casing. A switch operation part of a portable radio device, characterized in that it is in contact with a vertical surface of a recess in an outer wall.