JPH098882A - Main equipment of home telephone - Google Patents

Abstract

PURPOSE: To obtain the main equipment of a home telephone provided with satisfactory operability which meet the operation convenience of a user. CONSTITUTION: The main equipment 20 forming a housing is provided with an equipment with a function exchanging a line wire and extension, an operation part 21 movable in a recessed part 20a provided for the two surfaces of the housing, a handset 3 and a louver 4 for heat radiation. The operation part 21 is provided with two rollers for both terminal parts to move along a guide groove part 20b in the recessed part 20 provided on the top and the side of the housing. As the operation part is positioned by engaging the roller into a fixing groove part 20c provided for a moving terminal, the main equipment can be changed from a flat posture to a vertical posture. At the time of providing the louver 4 for the operation part 21, heat rediation is improved both in the cases of the horizontal and vertical postures. In another way, the guide groove is removed and an opening and a click part capable of being engaged with each other are provided for the operation part and the recessed part 20a to move and fix the operation part 21.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a home telephone main unit having a line switching function, and more particularly to the external structure of its housing.

[0002]

2. Description of the Related Art As shown in the perspective view of FIG. 9 (A), a conventional home telephone main unit has an operation section 61 provided on the upper surface of the main unit 60 and a handset holder 3 on the front side of the main unit 60.
Handset 3 detachably attached by a and 3b
And a louver 4 provided on the upper surface of the main device for facilitating heat dissipation from a power source (not shown) provided inside the main device. In order to do so, it generally has a vertical housing.

The layout of the keys of the operation unit 61 is shown in FIG. 9 (B).
As shown in, the dial key unit 201 and the setting key unit 2
02, a mode key unit 203, and a liquid crystal display unit 204. The dial key unit 201 is used when dialing using the handset 3 and when inputting data. The setting key unit 202 is used to move the cursor of the liquid crystal display unit 204 or switch the display when setting data. The mode key unit 203 is a key for setting a special function of the main device 60, and the liquid crystal display unit 204 displays the above-mentioned settings and the data when dialing.

FIG. 10 is a schematic diagram showing the configuration of a telephone system using a home telephone main unit 60, which includes two external lines connected to a public network and three dedicated telephones 5 connected to four extension lines. FIG. 3 is a diagram of a key telephone device including a wireless base unit 6 wirelessly connected to a slave unit 7.

The main unit 60 has two external line control units 101 connected to an analog public network, four extension line control units 102 connected to three dedicated telephones 5 and a wireless master device 6 via a line cord 8, and an operation unit. Master function unit 10 for controlling the unit 61
3, an SLT unit (subscriber line terminal device) 104 connected to the FAX 9, and a power failure function unit 105 connected to the outside line control unit 101 at the time of power failure. Here, the master function unit 103 is an input / output unit for information such as speed dial and charge management, and has a function of providing various information to each dedicated telephone 5.

[0006]

In the conventional home telephone main device described above, since the structure of the casing is vertical in order to reduce the installation space, when the main device is placed on the desk, the operation unit Since it is located considerably above, there are drawbacks such that the keys of the operation unit are difficult to press and the liquid crystal display unit is difficult to see.

It is an object of the present invention to provide a home telephone main unit which is suitable for user's usability and has good operability except for the above-mentioned drawbacks.

[0008]

A home telephone main unit of the present invention is a device having a line exchange function, an operation unit for performing an exchange operation, a holding unit for holding a handset, and an internal heat source. In a home telephone main unit having a housing including a means for dissipating the light, an operation unit that is separated from the housing and has a substantially rectangular parallelepiped shape having a low height is continuously provided over two adjacent surfaces of the housing. A concave portion for accommodating the operating portion is provided on each one of the two surfaces, and rollers provided on both end portions of the operating portion on each of the inner surfaces facing each other of the concave portion are guided to guide the operating portion. A guide groove for moving from the recess on one surface of the housing to the other recess, and a guide groove for fitting the roller to position the operation unit when the operation unit is in one of the recesses. And a continuous fixing groove portion.

The operation section has a recess for forming one of the holding sections of the handset on the upper surface of one end, and for holding the handset on the bottom surface of the recess for accommodating the operation section. It is also possible to provide one recess of the holding part.

Furthermore, it is preferable to provide a means for dissipating the heat inside the housing at one end of the operating portion.

Another home telephone main unit of the present invention is a device having a function of exchanging a line, an operation unit for performing an exchange operation, a holding unit for holding a handset, and for dissipating internal heat. In a home telephone main unit having a housing including the means of (1), an operation unit having a low height and a substantially rectangular parallelepiped shape separated from the housing, and continuously provided over two adjacent surfaces of the housing, A recess for accommodating the operating part on each one of the surfaces, a fixing hole for fixing the operating part, which is provided in each of the recesses across the two surfaces, for fixing the lower surface of the operating part An elastic claw portion that is provided at a position facing the hole portion and that engages with the fixing hole portion so that the operation portion can be attached to and detached from the housing,
Cover the part of the recess that does not house the operating part,
It has a claw portion that engages with the fixing hole portion, and has a detachable cover that has substantially the same outer shape as the operation portion.

[0012]

The operation unit of the main unit is formed so as to be movable so that it can be moved by a roller fitted to a guide provided in the recess in a recess provided over the upper surface and the side surface of the vertical main unit. , Or the operation part is made removable so that it can be fixed by engagement in the recess on the upper surface or side surface of the main unit, and one cradle part of the handset is formed integrally with the operation part so that the position of the operation part is If the cradle part changes, the louver for heat dissipation is formed integrally with the operation part, and if the position of the operation part changes, the position of the louver also changes. To prioritize the space for installation, mount the operation unit on the top surface of the main unit placed vertically, and to prioritize operability, mount the operation unit on the front surface of the main unit or install the main unit. Be placed horizontally Accordingly, good operability main device is obtained.

[0013]

Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 (A) is a perspective view of the external appearance of the home telephone main device according to the first embodiment of the present invention when it is used vertically, and FIG. 1 (B) is an X- of the main device of FIG. 1 (A). 3 is a schematic view of a cross section along the X-ray.

The main unit 20 has a substantially rectangular parallelepiped casing having the same electrical function as the main unit 60 described in the prior art, and has an operation unit 21 movable on the upper surface and a power source () inside the main unit 20. A louver 4 for heat dissipation (not shown) is provided, and the handset 3 is detachably provided by the handset holding portions 3a and 3b provided on the front side surface of the main device. The concave portion 20a is a recess that is provided from the side surface to the upper surface of the main device 20 and can accommodate the movable operation portion 21 on the upper surface or the side surface of the main device, and when the operation portion 21 moves along the guide. Also forms a space.
The guide groove portion 20b for moving the operation portion 21 is
It is a continuous groove having a ⊃-shaped cross section formed on both sides of the recess 20a. Two rollers 21b are provided at each end of the operating portion 21 in the longitudinal direction, are fitted in the guide groove portions 20b, and roll in the groove to move the operating portion 21. The fixing groove portion 20c is formed at both end portions of the guide groove portion 20b and the turning portions of the central portion, and is provided so as to accommodate and position the roller 21b when the operating portion 21 comes to the fixed position. Is. The movable operation unit 21 is provided with the same keys as the operation unit 61 according to the conventional technique shown in FIG. 9B.

A panel board 21a is provided inside the operation section 21, and a mother board 20e inside the main unit 20 is provided.
A cable 21c electrically connects the two main boards 20d connected to the connector to the main board 20d.
A connector 21d is provided at one end of the cable 21c,
It is detachably connected to a connector 20f provided on the main board 20d. The panel substrate 21a is a portion that controls information from the liquid crystal display portion and keys provided on the upper surface of the operation portion 21, and the main substrate 20d is a portion that performs the above-mentioned outside line control and extension line control.

Next, the operation of the home telephone main unit 20 of the first embodiment of the present invention will be described with reference to FIG. FIG. 2 shows FIG.
2B is a schematic cross-sectional view similar to that of FIG. 2B, in which the operation unit 21 of the main device 20 is used in a vertical orientation to a horizontal orientation in the direction of arrow A. FIG. That is, by raising the operation portion 21, the roller 21b is disengaged from the fixing groove portion 20c and fitted into the guide groove portion 20b, and the operation portion 21 can be moved.

FIG. 2B shows a state in which the operation unit 21 is being rotated and moved in the direction of arrow B in order to use the operation unit 21 from the vertically placed state to the horizontally placed state.

FIG. 2C is a diagram showing a position immediately before the main unit 20 is used in a horizontally placed state by further moving the operation unit 21 along the guide groove 20b. If the operating portion 21 is moved in the direction of arrow C from this state, the roller 21b is fitted into the fixing groove portion 20c, so that the position of the operating portion 21 is fixed. Main device 2 placed vertically in this state
The operation unit 21 can be operated on the front surface of 0.
Further, if the main device 20 is installed horizontally as shown in FIG. 3, the main device 20 having the operation portion 21 with good operability can be obtained.

When the above-mentioned operation portion 21 is moved, the cable 21c is pulled around by removing the connector 21d provided at one end, passed through a hole (not shown) provided in a part of the guide groove portion 20b, and again. It can be easily moved by connecting with the connector 20f.

Next, a home telephone main unit according to a second embodiment of the present invention will be described with reference to FIG. FIG. 4 (A) is a perspective view of the external appearance of the main device placed vertically, FIG. 4 (B).
4 is a schematic view of a cross section taken along line YY of the main device of FIG.

The main device 30 has the same electrical function as that of the first embodiment and has substantially the same external appearance, but the operation portion 31 is moved by attachment / detachment without using a guide groove. In addition, the panel cover 32 having substantially the same outer shape as the operation unit 31 covers the recessed portion of the operation unit 31 after the movement. Four fixing holes 30a and 30b are provided near the upper surface and near the front surface of the main device 30, respectively.
Four elastic claws 31a are provided on the lower surfaces of both ends in the longitudinal direction of the operation part 31 so that they can be engaged with the fixing holes 30a and 30b, respectively. Has been. Holes 30a and 30b and claw 3
The shape of 1a is such that the operating portion 3
1 can be fixed at a predetermined position and can be easily removed. The panel cover 32 is provided to fill the recessed portion after the operation section 31 has been moved, and four claws 32a similar to the operation section are provided on the lower surface of the panel cover 32 for attachment / detachment. The material of the claw portions 31a and 32a may be formed of an elastic member such as spring or rubber.

When the operating portion 31 and the panel cover 32 are attached to the upper surface and the front surface of the main device 30, respectively, the claw portion 3
1a and 32a are inserted into the respective fixing holes 30a and 30b facing each other while elastically deforming and fixed to the main device 30. At this time, the cable 21c can be easily moved by detaching the connector 21d from the connector 20f and being routed, and then being connected to the connector 20f again.

In this embodiment, the operating portion 31 and the panel cover 32 are fixed to the main unit 30 by the engagement between the claw portions 31a and 32a and the fixing hole portions 30a and 30b. It may be fixed by screwing without depending on.

FIG. 5A is a perspective view of the main unit 30 of the above-described second embodiment when installed horizontally.
FIG. 5B is a schematic view of a cross section taken along line ZZ in FIG. In this case, the operation unit 31 and the panel cover 32 are detached and replaced from the vertically installed main device 30 shown in FIGS. 4A and 4B, and the main device 30 is horizontally installed. In this way, by adopting the structure in which the detachable operation part 31 and the panel cover 32 are attached to the main device 30, the same effect as the first embodiment can be obtained.

Next, a home telephone main unit of a third embodiment of the present invention will be described with reference to FIG. FIG. 6 is a perspective view of the external appearance of the main device placed vertically, and FIG. 6B is a schematic cross-sectional view taken along the line U-U of the main device of FIG. 6A.

The main device 40 has the same electric function as in the first and second embodiments, and the mechanism for moving the operating portion 41 is the guide groove similar to that in the first embodiment. Recess 45
a is a recess that is provided from the front side surface to the upper surface of the main device 40 and that can accommodate the movable operation unit 41 on the upper surface or the side surface of the main device, and is used when the operation unit 41 moves along the guide. It also forms a space. An operation unit cradle unit 41a is provided on the upper surface of the operation unit 41, and when the operation unit 41 is fixed to the front side surface of the main device, one end of the handset 3 can be accommodated to hold the handset. . A main device cradle unit 40a is provided in a part of the recess 45a integrally with the recess, and the operation unit 41 is connected to the main unit 4a.
In order to hold the handset 3 on the front surface of the main device when the handset 3 is on the upper surface of 0, a convex portion 40b is provided in a part of the cradle portion 40a, and the handset 3 is held by the main device 40.
When the handset 3 is set to the concave portion 3c and the convex portion 40
It is formed so as to engage with b. The guide groove portions 20 similar to those of the first embodiment are provided on opposite side surfaces of the recess 45a.
b and the fixing groove portion 20c are provided. The shapes and positions of the fixing groove portion 20b and the fixing groove portion 20c are such that the two rollers 21b provided at both ends in the longitudinal direction of the operation portion 41 are moved and the operation portion 41 is operated at the fixed position. It is provided so that the parts can be positioned.

FIG. 7A shows the main device 40 of the third embodiment.
7 is a perspective view of the horizontal installation of FIG.
It is a schematic diagram of the section which follows the VV line of (A). In this case, the vertical main device 40 shown in FIGS. 6A and 6B is placed horizontally, and the operation unit 41 is moved to the side where the handset 3 is located and fixed, whereby the handset 3 is operated. It is held by the cradle portion 41a and the holding portion 3b. At this time, as shown in FIG.
Since there is no convex portion 40b as shown in (B), the settability of the handset 3 is good. As described above, by horizontally placing the main device 40, the operating portion 41 moves to the upper surface and the cradle portion of the handset changes, so that the setting property of the handset 3 is improved.

Next, a home telephone main unit according to a fourth embodiment of the present invention will be described with reference to FIG. FIG. 8 (A) is a perspective view when the main device is placed vertically, and FIG. 8 (B) is a perspective view of the appearance when the main device is placed horizontally.

The main device 50 has the same electric function as that of the first embodiment, and the mechanism for moving the operating portion 51 is also the same, but the operating portion 51 is extended above the power source 53 to operate the operating portion 5.
1 is different from the first embodiment in that a louver 54 is provided. The heat generated from the power source 53 is applied to the louver 54 from the direction A shown in FIG.
When the main device 50 is placed horizontally, the
It is discharged through the louver 54 from the direction A shown in (B). By thus providing the louver 54 on the operation unit 51, the louver 54 is always located on the upper surface of the main device 50 even if the installation form of the main device 50 is changed.
The heat generated from is easily released to the outside.

[0030]

As described above, according to the present invention, since the position of the operation unit of the main unit of the home telephone can be easily changed according to the installation form of the main unit, the main unit can be installed in the vertical installation. When priority is given to space, the operation unit can be set on the top surface of the main unit, and when priority is given to operability, the operation unit can be set on the front face of the main unit or the main unit can be placed horizontally and used. There is an effect that a main device having good operability that matches the usability of the handset can be obtained, and as shown in the third embodiment, when the position of the operating part changes, the cradle part of the handset also switches and the settability of the handset is improved. Further, as in the fourth embodiment, by providing the louver on the operation portion, it is possible to obtain good heat dissipation according to the installation state of the main device.

[Brief description of drawings]

FIG. 1 is a schematic view of a first embodiment of a home telephone main device of the present invention, (A) is a perspective view, and (B) is a schematic cross-sectional view taken along line XX of (A).

2A and 2B are explanatory diagrams of the operation of the main device shown in FIG. 1B, in which FIG. 2A is a diagram of the operating portion lifted in the A direction, and FIG. 2B is a diagram of the operating portion being moved in the B direction. , (C) are diagrams immediately before the operation unit is set in the C direction.

FIG. 3 is a perspective view in which the main unit of the first embodiment of the present invention is placed horizontally.

4A and 4B are schematic diagrams of a second embodiment of the home telephone main unit of the present invention, in which FIG. 4A is a perspective view and FIG. 4B is a schematic cross-sectional view taken along line YY of FIG.

5A and 5B are schematic views in which the main device of the second embodiment of the present invention is placed horizontally, FIG. 5A is a perspective view, and FIG. 5B is a schematic view of a cross section taken along line ZZ of FIG.

6A and 6B are schematic diagrams of a third embodiment of the home telephone main unit of the present invention, in which FIG. 6A is a perspective view and FIG. 6B is a schematic cross-sectional view taken along line U-U of FIG.

FIG. 7 is a schematic view in which the main device of the third embodiment of the present invention is placed horizontally, (A) is a perspective view, and (B) is a schematic cross-sectional view taken along line VV of (A).

FIG. 8 is a schematic view of a fourth embodiment of a home telephone main device of the present invention, (A) is a perspective view and (B) is a horizontal perspective view.

9A is a perspective view of a home telephone main device according to the related art, and FIG. 9B is a schematic partial plan view showing the arrangement of keys of an operation unit.

FIG. 10 is a diagram showing a configuration of an indoor telephone system.

[Explanation of symbols]

 3 Handset 3a, 3b Handset holding part 3c Handset recess 4,54 Louver 5 Private telephone 6 Wireless base unit 7 Handset 8 Line code 9 Fax 20, 30, 40, 50, 60 Main device 20a, 45a Main device recess 20b Guide Groove portion 20c Fixing groove portion 20d Main substrate 20e Motherboard substrate 20f Connector 21, 31, 41, 51, 61 Operation portion 21a Panel substrate 21b Roller 21c Cable 21d Connector 30a Fixing hole portion (upper surface) 30b Fixing hole portion (front surface) 31a, 32a Claw part 32 Panel cover 40a Main device cradle part 41a Operating part cradle part 40b Hook part 53 Power supply 101 External line control part 102 Extension line control part 103 Master function part 104 SLT part (subscriber line terminal device) 105 Power failure function part 201 dial key unit 202 setting key unit 203 mode key unit 204 liquid crystal display unit

Claims (4)

[Claims] 1. A casing having a device having a line exchange function, an operation unit for performing an exchange operation, a holding unit for holding a handset, and a unit for dissipating internal heat. In the home telephone main unit, an operation unit having a substantially rectangular parallelepiped shape that is separated from the housing and has a low height, and is continuously provided over two adjacent surfaces of the housing. A concave portion for accommodating the operating portion in a portion, and rollers provided at both opposite inner surfaces of the concave portion and provided at both end portions of the operating portion to guide the operating portion to one of the housings. The guide groove for moving from the concave portion of the surface to the other concave portion, and the guide groove portion for fitting the roller to position the operating portion when the operating portion is in one of the concave portions. Is characterized by having a continuous fixing groove. Home telephone main apparatus to be. 2. A casing having a device having a line exchange function, an operation unit for performing an exchange operation, a holding unit for holding a handset, and a unit for dissipating internal heat. In the home telephone main unit, an operation unit having a substantially rectangular parallelepiped shape that is separated from the housing and has a low height, and is continuously provided over two adjacent surfaces of the housing. A recess for accommodating the operation part in a portion, a fixing hole for fixing the operation part, which is provided in each of the recesses extending over the two surfaces, and the fixing hole on the lower surface of the operation part An elastic claw portion that is provided at a position facing the portion and that engages with the fixing hole portion to allow the operation portion to be attached to and detached from the housing; and the operation portion of the recessed portion. It has a claw part that covers the part on the non-existing side and that engages with the fixing hole part. Part-home telephone main device, characterized in that it comprises a removable cover that substantially forms the same external. 3. A handset is formed on a bottom surface of one of the holding portions of the handset, the bottom surface of the recess for accommodating the operation portion. The home telephone main unit according to claim 1, which has one recess of a holding portion for holding. 4. The in-home telephone main unit according to claim 1, further comprising means for dissipating heat inside the casing, at one end of the operation unit.