JP2001016305A - Waterproof telephone set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To attain sure waterproof performance of a telephone set by preparing an operation switch on the side face of the telephone set and using a magnetic contact part, which is formed in a casing and having its contact the secures the contact/ noncontact states by the magnetic force and a switch operation part which is prepared outside a part, where a sealing member and the casing are sealed together and slide together with a permanent magnet for securing contact/noncontact states of the magnetic contact part to construct the operation switch part. SOLUTION: Upper and lower cases 7 and 8 are combined together as a casing 1a via a circular sealing member 9, and a sliding operation switch part 10 is prepared on the side face of the casing 1a and near the member 9. The part 10 consists of a magnetic contact part which is formed in the casing 1a and secures its contact state by the magnetic force and a switch operation part, which is prepared outside a part where the member 9, and the casing 1a are sealed together. The switch operation part slides together with a permanent magnet and secures contact/noncontact states of the magnetic contact part included in the casing 1a via the sliding of the permanent magnet. As a result, the member 9 will not move even with any switch operation, so that it is free of deterioration and attains sure waterproof performance.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waterproof telephone, and is particularly suitable for a satellite radio telephone used in a water place such as the sea.

[0002]

Conventionally, a waterproof telephone described in Japanese Patent Application Laid-Open No. 10-164196 is well known. In this portable telephone, water is prevented from entering the upper and lower cases by interposing a seal rubber between the upper case and the lower case. Further, in this publication, a power button required for operation is arranged on the seal rubber portion on the side of the telephone body.

The structure of the power button is as follows. The operation part of the button is formed integrally with the seal rubber, and has an inflated shape on the button.
A switch pressing portion is integrally formed with a portion of the seal rubber corresponding to the back side of the operation portion, and also has an expanded shape.

[0004] A push-type switch is incorporated in the case corresponding to the switch pressing portion. Thereby, when the button operation part is pressed, the seal rubber itself is elastically deformed, and the switch pressing part turns on and off the push-type switch, and the operation is performed.

However, in the above publication, since the seal rubber itself functions as a movable portion of the switch, there is a problem that the seal rubber itself is easily degraded by the switch operation, and the waterproof durability is deteriorated. Further, the button structure of the above-mentioned conventional publication only describes a push-type switch structure, but does not describe at all a structure in which a slide-type switch is arranged on a side surface of the wireless device.

SUMMARY OF THE INVENTION It is an object of the present invention to reliably perform waterproofing when a slide switch is arranged on a side surface of a waterproof telephone.

[0007]

In order to achieve the above object, according to the present invention, a first case (7) and a second case (8) are combined in an intermediate state through an annular sealing material (9). Then, a housing (1a) is formed, and a slide-type operation switch unit (10) is provided near the sealing material (9) on the side surface of the housing.
Wherein the operation switch section (10) is disposed in the housing, and a magnetic contact section (31) with which a contact is made by a magnetic force; and the sealing material (9).
And the casing (1a) is disposed outside the seal part (27), and slides together with the permanent magnet (33), and the slide of the permanent magnet (33) causes the magnetic contact part (3) to slide.
1) It is characterized by being constituted by a magnet switch comprising a switch operation unit (30) for bringing the contact and separation of 1) apart.

Thus, the operation switch section is of a magnet type, and the switch operation section, which is a component thereof, is disposed outside the seal section with the housing. Even in this case, the waterproof function can be reliably exhibited. Further, in the present invention, the seal member does not move by any switch operation, and deterioration of the seal member due to the switch operation can be eliminated.

In the invention according to the second aspect, the sealing material (9) is connected to the first case (7) and the second case (8) while being exposed to the outside of the housing (1a). The operation unit (32) of the operation switch unit (10), which is directly touched by a user and operated, is provided between the first and second operation switches (10).
The first case (7) slides in a slide space (16) surrounded by only the case (7) and the sealing material (9).
A pocket-shaped holding portion (17) for holding and positioning 2) when assembling the sealing material (9) is formed.

Thus, the operating section is securely held by the holding section of the upper case when the housing is assembled.
The seal member and the lower case can be easily assembled.

According to the third aspect of the present invention, in the sealing member (9), a portion inside the space portion (26) constituting the slide space has a substantially waterproof function. ), And the seal material (9) is provided with an insertion hole (28) between the seal portion (24) and a portion constituting the slide space portion (16).
The second case (8) is inserted into the insertion hole (28) and the operation switch (10) is formed.
A guide portion (29) for guiding the slide is provided.

Thus, the guide portion is inserted into the insertion hole when the lower case is assembled to the upper case. The guide portion holds a portion of the operation switch portion which is arranged outside the seal portion, and functions as a guide for guiding a slide. This makes it possible to guide the slide satisfactorily while suppressing rattling of the operation switch section.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. The present embodiment is applied to a satellite communication telephone (hereinafter, simply referred to as a telephone) capable of talking on the sea or the like as the waterproof telephone of the present invention. FIG. 1 shows an overall perspective view of a telephone receiver 1.

On the back side of the receiver 1, there are provided a speaker 2 for outputting the voice of the other party and a microphone 3 for capturing the voice. On the other hand, on the front side of the receiver 1, a display unit 4 for displaying various information (telephone number, time, etc.) and a key operation unit 5 for performing various operations such as numeric keys are arranged. A curl cord 6 connected to a receiver stand (not shown) is provided at the lower end of the receiver 1.

In the receiver 1, an upper case (first case) 7 and a lower case 8 (second case) are combined in the middle via an annular seal member 9, and an electric board (not shown) is provided inside. Is configured. Seal material 9
Is sandwiched between the upper case 7 and the lower case 8 while being exposed to the outside of the housing 1a as shown in FIG.

A power switch 1 for turning on / off the power of the receiver 1 is provided on the side surface of the housing 1a near the seal member 9.
0 is arranged. The power switch 10 is a slide switch that slides in a direction indicated by an arrow A in FIG.

Hereinafter, the upper case 7 will be described first with reference to FIGS. FIG. 2 is an upper case single view showing the inside of the housing, FIG. 3 is a side view of FIG. 2 viewed from left to right, and FIG. 4 is an enlarged view of a portion B in FIG.

The upper case 7 is formed in a bowl shape from an ABS resin material. The upper case 7 is formed with a window 11 in which the display unit 4 is arranged, and a plurality of key windows 12 in which ten keys and the like of the key operation unit 5 are arranged. Key operation unit 5
Is composed of a membrane switch (not shown) and a rubber key top (not shown) forming a design operation surface. The key window 12 has a button portion 5a ( 1 (see FIG. 1).

As shown in FIGS. 3 and 4, the upper case 7 is integrally formed as a bowl-shaped side wall portion with a holding wall portion 13 into which the inner peripheral surface of the annular sealing material 9 abuts and fits. A groove 14 is formed outside the holding wall 13. Groove 14
Are shown in oblique lines in the lower left direction because they are difficult to understand in FIG. The side wall of the upper case 7 has a short wall 1 on the outside.
The holding wall 13 is formed inside the wall 15 with a groove 14 therebetween, as shown in FIG. The wall 15, the groove 14, and the holding wall 13 are formed over substantially the entire peripheral wall of the upper case 7.

In FIG. 4, the portion where the holding wall portion 13 is interrupted is a sliding space 1 in which the power switch 10 slides.
6 (slide space). In the upper case 7, inside the sliding space 16, a pocket-shaped holding portion 17 for holding and positioning an operation portion 30a (described later) of the power switch 10 at the time of assembling the sealing material 9 is integrally formed. .

In FIG. 4, the pocket space 18 in the holding portion 17 is shown by obliquely lower right diagonal lines. The holding portion 17 has an outer wall portion 19 that forms a hocket space portion. Outer wall 19
Among them, a positioning portion 20 for positioning when projecting from the outer wall portion 19 is formed at the innermost portion when combined with the lower case 8. The positioning part 20 is provided in the lower case
Abuts the inner surface of the As shown in FIG. 2, a plurality of claw portions 21 are integrally formed on the upper case 7, and the claw portions 21 are engaged with claw engaging portions 22 of the lower case 8 (see FIG. 5). Combine.

Next, as the configuration of the lower case 8, FIG. 5 shows the inside of the housing as a single case of the lower case, and FIG. 6 shows a side view of FIG. The lower case 8 is also formed of ABS resin, and the above-described claw engaging portion 22 is integrally formed. Two guide portions 29 are integrally formed on the lower case 8 at positions corresponding to the pocket space portions 18.

Next, the sealing material 9 will be described. 7 is a front view of the sealing material 9, and FIG. 8 is a view of FIG. 7 viewed from left to right. The sealing member 10 is formed in an annular shape in conformity with the outer shape of the housing 1a using, for example, silicon rubber that can be elastically deformed. A hook-shaped holding portion 23 that engages with the upper end portion of the holding wall portion 13 is integrally formed at an inner portion of the sealing material 10. In the left part in FIG. 8, the lower end of the sealing material 9 is a thin rib 24 which is thinner than the upper end.

The rib 24 is used to seal the sealing material 9 to the upper case 7.
When it is attached to the holding wall portion 13, the holding portion 23 is inserted into the groove 14 and the holding portion 23 is
And engages with the upper end of the. Then, in this state, the inner peripheral side of the seal material 9 abuts on the outer surface of the holding wall portion 13 and is disposed outside the holding wall portion 13.

As shown in FIG. 8, a part of the lower end of the sealing material 9 is cut out to form a notch 25.
The notch 25 is provided in the sliding space 16 of the operation unit 30a.
A part of. That is, as shown in FIG. 1, the operation unit 30 a includes the first case 7 and the sealing material 9 (the notch 25).
It slides in a sliding space 16 (sliding space) surrounded by only the space.

As shown in FIG. 7, the sealing member 9 has an overhanging portion 26 which projects inward corresponding to the notch portion 25 forming portion.
Are integrally formed. When the sealing material 9 is fitted into the upper case 7, the overhang portion 26 just contacts the upper end of the outer wall portion 19, covers the holding portion 17 and holds the holding portion 18.
It is formed in a shape that closes.

As shown in FIG. 9, a rib 27 for improving the waterproof sealing performance is integrally formed on the side of the sealing material 9 which comes into contact with the lower case 8. And this rib 2
Reference numeral 7 is formed on the entire circumference along the annular shape of the sealing material 9. Here, as shown in FIG. 9, the overhang portion 26 of the seal material 9 is formed at a position where the rib 27 is the innermost and just above the outer wall portion 19.

This position is a portion of the sealing material 9 that substantially fulfills the sealing function when the housing 1a is configured. That is, in the state where the housing 1a is configured, a force is concentrated on the rib 27 by the wall 40 of the lower case,
By being crushed, a sealing effect is achieved. As described above, in the present example, a portion inside the cutout portion 25 (space portion) constituting the slide space 16 of the seal material 9 is a seal portion that substantially performs a waterproof function. The overhanging portion 26 has a notch 26 and a rib 2.
7, an insertion hole 28 is formed. Insertion hole 28
Are formed at positions corresponding to the pocket space portions 18.

Next, the power switch 10 (operation switch section)
Will be described. FIG. 11 is a top view of the power switch 10, and FIG. 12 is a side view of the power switch 10. The power switch 10 includes a magnetic switch (reed switch) including a magnetic contact portion 31 having a magnetic tongue piece 31a that contacts with a magnetic force as shown in FIG. The magnetic contact portion 31 is electrically connected to the electric board in the housing 1a.

The switch operation unit 30 is provided in the pocket space 1
The slide unit 32 includes a plate-shaped slide guide plate 32 inserted and arranged in the guide plate 8 and the operation unit 30a integrally formed with the guide plate 32. The operation unit 30a is a part operated by direct contact with the user. The operation unit 30a is formed in a pocket shape,
Inside, a permanent magnet 33 is housed and arranged.

As shown in FIG. 12, the slide guide plate 32 is integrally formed at its lower end with an elastic pressing piece 34 which is in contact with the bottom of the holding portion 17. The elastic pressing piece 34 is for preventing the switch operation unit 30 from rattling when the housing 1a is assembled.

The elastic pressing piece 34 has a semicircular tip at the tip as shown in FIG. 11, which gives a click feeling of switching on and off the operation. That is, upper case 7
A protrusion (not shown) is formed at the bottom of the groove 18 so that the elastic pressing piece 34 gets over the protrusion, whereby the position of the power switch 10 is determined and a click feeling is provided.

The slide guide plate 32 is entirely inserted into the slide space 18, and the operation portion 30 a is disposed in the slide space 16 formed by the upper case 7 and the notch 25. As a result, the switch operation unit 30 is disposed outside the sealing portion (rib 27) between the sealing material 9 and the housing 1a.

After the switch operating section 30 is attached to the upper case 7 in this way, the sealing material 9 is fitted as described above and attached to the upper case 7. Thereby, the overhang portion 26 is arranged so as to close the pocket space portion 19. For this reason, both sides of the switch operation part 30 are held by the upper case 7 and the overhang part 26. However, since the assembly error of the seal member 9 and the overhang portion 26 are made of a flexible rubber material, it is difficult to reliably prevent the switch operation portion 30 from rattling.

Therefore, the rattling is prevented by the guide portion 29 of the lower case 8. That is, the guide portion 29 is inserted into the insertion hole 28 in a state where the lower case 8 is assembled to the upper case 8. And this guide part 29
Functions as a guide for guiding the slide while holding the end of the switch operation unit 30 (slide guide plate 32. Thereby, the rattle of the switch operation unit 30 can be suppressed and the slide can be guided well. Can be.

The power switch 10 operates as follows. For example, when the switch operation unit 30 is operated to a predetermined position on the left side in FIG. Power is supplied. On the other hand, when the switch operation unit 30 is operated to a predetermined position on the right side in FIG. 11, the magnetic contact unit 31 separates and the power is turned off,
The power supply to the handset 1 stops.

As described above, the power switch 10 is of the magnet type, and the switch operation unit 30 as a component thereof is
Since it is arranged outside the sealing part (rib 27) with the housing 1a, even if a slide switch is used on the side surface of the waterproof telephone, the waterproof function can be reliably exhibited.

In the above publication, the seal rubber itself functions as a movable portion of the switch.
The seal member 9 does not move by any switch operation, and the deterioration of the seal member 9 due to the switch operation can be eliminated. Further, since the switch operating section 30 is securely held by the holding section 17 of the upper case 7 when the housing 1a is assembled, the seal member 9 and the lower case 8 can be easily assembled.

[Brief description of the drawings]

FIG. 1 is a perspective view of a telephone (receiver) according to an embodiment of the present invention.

FIG. 2 is a configuration diagram of the upper case 7 in the embodiment as viewed from the inside.

FIG. 3 is a view of the upper case 7 in FIG. 2 viewed from left to right.

FIG. 4 is an enlarged view of a portion indicated by B in FIG. 2;

FIG. 5 is a configuration diagram of the lower case 8 in the embodiment as viewed from the inside.

6 is a view of the lower case 8 in FIG. 6 viewed from left to right.

FIG. 7 is a configuration diagram of a sealing material 9 in the embodiment.

8 is a diagram viewed from the left side to the right side in FIG. 7;

FIG. 9 is an enlarged view of a portion indicated by C in FIG. 7;

FIG. 10 is an enlarged view of a portion indicated by D in FIG.

FIG. 11 is a configuration diagram of a power switch 10 in the embodiment.

12 is a view of the switch operation unit 30 in FIG. 11 viewed from the lower side to the upper side.

[Explanation of symbols]

1a: housing, 7: upper case (first case), 8: lower case (second case), 9: sealing material, 10: power switch (operation switch part), 27: rib (seal part), 30 ...
Operation unit, 31: magnetic contact unit, 33: permanent magnet.

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 4E360 AA02 AB04 AB05 AB12 AB33 AB42 BA02 BC03 BC04 BC06 BC07 BD03 BD05 EA13 EA18 ED03 ED12 ED14 ED23 ED28 EE03 FA02 FA08 GA06 GA35 GA53 GB26 5K023 AA07 BB25 FF07 GG03 Q04

Claims (4)

[Claims] 1. A casing (1a) is formed by combining a first case (7) and a second case (8) in an intermediate state via an annular sealing material (9). A sliding operation switch section (10) near the sealing material (9) at the section.
Wherein the operation switch section (10) is disposed in the housing (1a), and a magnetic contact section (31) to which a contact is made by magnetic force, and the sealing material (9). And the housing (1a) is disposed outside the seal portion (27), and slides together with the permanent magnet (33), and the sliding of the permanent magnet (33) causes the magnetic contact portion (31) to contact and separate. A waterproof telephone comprising a magnet switch comprising a switch operation unit (30) for causing the telephone to operate. 2. The sealing material (9) is provided on the housing (1).
a) It is interposed between the first case (7) and the second case (8) in a state of being exposed to the outside, and the user directly touches and operates the operation switch section (10). The operation unit (32) slides in a slide space (16) configured to be surrounded only by the first case (7) and the seal material (9). 2. The waterproof telephone according to claim 1, wherein a pocket-shaped holding portion (17) for holding and positioning the operation portion (32) at the time of assembling the sealing material (9) is formed in the sealing member. 3. The seal member (9) has a seal portion (27) that substantially performs a waterproof function at a portion inside a space portion (26) that forms the slide space. The material (9) has an insertion hole (28) formed between the seal portion (24) and a portion constituting the slide space portion (16), and the second case (8) has the insertion hole (28). The waterproof telephone according to claim 2, further comprising a guide portion (29) inserted into the insertion hole (28) to guide the slide of the operation switch portion (10). 4. The waterproof telephone according to claim 3, wherein the sealing portion is a rib integrally formed with the sealing material.