JP2000295360A - Post-installed cordless interphone unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily and quickly perform speech communication with a common entrance and an unlocking operation of an electric lock by a cordless slave unit by attaching an adapter that does not need electric circuit improvement to the existing interphone equipment. SOLUTION: In the existing interphone 100 installed in each dwelling unit of a multiple dwelling housing where an electric lock 400 is installed at a common entrance, a charge type cordless slave unit 700 and an adapter 600 consisting of a wireless transmitting and receiving part for transmitting and receiving voice and a radio signal, a controlling part capable of operating an inner switch or the like of the existing unit 100, etc., are attached by post- installation, and speech communication with the existing unit 100, the unit 700 and a visitor at the common entrance and the unlocking of the lock 400 can be performed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adapter and a cordless cordless handset unit which are retrofitted to an intercom installed in a dwelling unit of a condominium or the like where an electric lock is installed at a common entrance.

[0002]

2. Description of the Related Art Recently, in apartment houses such as condominiums, an electric lock (auto lock) is often installed at a common entrance, and the unlocking is performed by an existing machine fixed in a dwelling unit. In other words, in each dwelling unit, when entering a guest or the like, after confirming the visitor etc. by connecting with the common entrance and using the existing machine fixed to the inside wall of the dwelling unit, the resident etc. By operating the unlock button, the electric lock is temporarily unlocked so that visitors and the like can enter. As a prior example, there is Japanese Patent Application Laid-Open No. Hei 5-236553, which discloses a device incorporated in an operation panel of a common entrance of an apartment house or the like in which an electric lock is installed, and a specific wireless transmitter. Only the electric lock is unlocked. The present invention is different from the above in that in a dwelling unit, a call with a common entrance and unlocking of an electric lock are enabled by a cordless handset, making it unnecessary to move in the dwelling unit before a call, and dramatically improving convenience. Things.

[0003]

In the prior art, in order to unlock an electric lock in a dwelling unit, it is necessary to directly operate an existing machine in the dwelling unit. Pre-operation before moving (moving to a fixed place)
Elderly and handicapped people have a burden on their feet and legs, which takes time. Even a healthy person is burdened with the pre-operation for answering a call at bedtime or the like. In order to solve such a problem, a specific intercom to which a cordless cordless handset is attached may be attached at the time of new construction. However, it is hardly used in existing apartment houses and the like. Some models can be changed to cordless handset-attached intercoms, but it is important to replace existing machines in dwelling units.
If the model is changed after the replacement work is performed, the elderly or the like will need to learn a new operation method.

[0004] The present invention has been proposed in view of the above points, and it is possible for a resident to use a cordless handset to perform a pre-operation until an intercom call is made while maintaining the conventional operation method. Rented condominiums by making telephone calls and unlocking operations simple and quick, and making installation work completed within dwelling units, making installation easier, removing and returning to the current state Its purpose is to make it available to residents and others.

[0005]

According to the first aspect of the present invention, there is provided a cordless intercom unit according to the present invention, wherein the cordless intercom unit comprises an existing machine 100, a common control panel 200, a common operation panel 300, and an electric lock. 400, an adapter 60 to be retrofitted to the existing machine 100 in the existing auto lock system A including the dedicated entrance slave device 500
0, a cordless handset 700 and a charger 800 are provided.

【Example】

As shown in FIG. 1, an adapter unit U according to the present invention is an adapter 600 composed of a group of parts which can be easily installed inside and outside an existing machine 100 in a dwelling unit of an auto lock system A installed in an apartment house or the like. And a slave unit 70 for communicating with the communal entrance and unlocking the electric lock via the same
0 and a charger 800. Existing machine 10
Numeral 0 is connected to the dedicated entrance slave unit 500, the common control panel 200, the common operation panel 300, and the electric lock 400 of the common entrance via the existing common wiring in the apartment house.

FIG. 2 is a schematic view of the main parts related to the unit U in the most common auto-locking type existing machine 100 in a dwelling unit. (A), (b),
(C), (d) and (e) show the most standard shape of each of the main parts. Although there are slight differences in the internal circuit and the like depending on the manufacturer, a chime sound connector 110, a main switch 120 having a lever 121 for turning the switch on and off, a voice connector 130, an electric connector The tact switch 140 for transmitting the unlock signal of the lock 400 is almost the same. FIG. 4 is a front view of the receiver 150, and FIG. The resin hook part 170 that moves to turn the main switch 120 on and off when the projection 160 of the receiver 150 hits is also a specification common to each manufacturer.

FIG. 6 schematically shows a mounting structure of each part of the adapter 600. The component group includes a chime sound branching connector 610, a hook type switch 620 for turning the main switch 120 on and off, a voice branching connector 630, a short-circuiting component 640, a control unit 650, and a communication unit 660. The communication units 660 are all connected to the control unit 650. The voice or the like is converted into a signal by the conversion circuit 654 in the control unit 650, and the communication unit 6
The connection with the slave unit 700 is made via a wireless system via 60. FIG. 7 shows a protrusion 670 on the protrusion 160 of the handset 150.
FIG. 8 is a front view of a state in which is attached, and FIG.

FIG. 9 shows the outer shape of the hook type switch 620. The outer shape of the hook type switch 620 is
This is a cutout of the hatched portion 170 (a) from the outer shape of 0.
The hook type switch 620 is connected to the protrusion 16 of the handset 150.
The protrusion 670 attached to the main switch 120 prevents the lever 121 of the main switch 120 from being pushed even when the lever is pushed in the most. In FIG. 10, even when the receiver 150 is hung on the existing machine 100 as before,
Shows an assembled state in which is not pressed (to be in a call ON state). The hook type switch 620 includes a driving unit 621 driven by a current supplied from the control unit 650, and a main switch 120 by the driving unit 621.
And a switch 623 incorporating a mechanism for transmitting and extinguishing a conduction signal to and from a specific circuit by a protrusion 670 when the handset 150 is attached to or detached from the existing machine 100 to turn on / off the lever 121. It is. FIG. 11 shows the concept of an example of the internal configuration of the driving unit 621 and the operating unit 622 of the hook type switch 620 using a small motor and a worm gear. FIG. 12 shows an example of a combination of a worm gear and the like. The driving unit 621 and the operating unit 622
Is also constituted by a small geared motor, a small hammer solenoid, a cam and the like. FIG. 13 shows how the main switch 120 and the hook type switch 620 are assembled in an initial state. In the initial state, the operation unit 622 is the hook type switch 6
20 and is in a state where the lever 121 of the main switch 120 is pressed (the call is OFF). These are maintained as shown in FIG. 13 in the initial state by the frictional force of the gear and the spring.

The switch 623 incorporated in the hook type switch 620 can be constituted by a push-off type detection switch, various sensors, and the like. FIG. 14 shows an example of an ultra-thin push-off detection switch. Switch 623
The protrusion 670 attached to the protrusion 160 of the handset 150 as shown in FIG.
When it is set to 0, the wire is disconnected in the switch 623.
Conversely, as shown in FIG. 16, the receiver 150 is separated from the existing device 100 to be connected. Switch 6
Reference numeral 23 is connected to a hook-type switch control circuit 652 of the control unit 650 by switch signal lines 623a and 623b.

FIG. 17 shows a configuration example of the short-circuit component 640. The short-circuit component 640 is a tact switch 1 that generates a signal for unlocking the electric lock 400 in the existing machine 100.
40 is connected to the switch circuit 653 in the control section 650, and the tact switch 140 is electrically short-circuited. FIG. 5D shows an example in which the tact switch 140 of the existing machine 100 has six terminals.
Shown in The internal circuit of the tact switch 140 is usually the one shown in FIG.
The circuit shown in FIG.
When the button 0 is pressed, the conduction movable plate 141 in FIG. 18 is short-circuited as shown in FIG. As shown in FIG. 20, the short-circuiting component 640 is made of a pair of a backing sheet 641 made of an insulator such as a thin polyurethane foam having an adhesive property on one side and a soft and highly conductive metal as shown in FIG. Contact terminal 642
a, 642b and a pair of signal lines 643a, 643b drawn from the contact terminals. The back side of the board of the tact switch 140 for mounting the short-circuiting component 640 is about 5 mm as shown in FIG.
mm projections 142 are protruding, and the short-circuit component 6
40 is easily attached by the adhesiveness of the mount 641 and the projection 142. FIG. 22 shows a cross-sectional view of a configuration example of the short-circuit component 640. The surface on the opposite side of the adhesive surface 644 of the mount 641 is insulated by an insulating film 645 such as plastic. Further, the adhesive surface 644 is uniformly coated with an adhesive material and protected by a release paper 646, and is simply peeled off at the time of attachment. As described above, the signal lines 643a and 643
When “b” is short-circuited by the switch circuit 653 in the control unit 650, an unlock signal of the electric lock 400 is generated in the same manner as the normal switch operation of the tact switch 140 in the existing device 100.

FIG. 23 shows an example of the configuration of a chime sound branching connector 610 for branching a chime sound from the common operation panel 300 and the dedicated entrance terminal 500 that has been input to the existing machine 100. At one end, a chime sound branch connector board connection part 611 similar to the existing insertion port (male) 111 to be attached to the existing receptacle (female) 110 is installed, and at one end of the branch line, the receptacle (female) of the existing machine 100 is provided. )
The same chime sound branch connector speaker connection part 612 as 110 is attached, and a chime sound branch connector adapter connection part 613 connected to the control part 650 is attached to the other end. The number of contacts is two.

FIG. 24 shows a configuration of an example of a voice branch connector 630 for branching a voice signal from the common operation panel 300 and the dedicated entrance terminal 500 that has been input to the existing device 100 to the existing receiver 150 and the control unit 650. Is shown. Although the number of contacts is 4, which is twice the number of the chime sound branching connector 610, the specifications of each connection are the same, and the voice branching connector board connection 631, the voice branching connector receiver 632,
It is configured by a voice branching connector adapter connection section 633.

FIG. 25 shows the internal configuration concept and appearance of the slave unit 700. The operation unit of the slave unit is a slave unit main switch 710,
Slave unit gate switch 720, slave unit volume switch 7
30 and includes a slave unit timer circuit 740 and a rechargeable battery 750 in addition to the communication control circuit. The child device volume switch 730 is configured to adjust the chime sound and the reception sound volume of the child device 700. Rechargeable battery 750 is charged by charger 800.

FIG. 26 shows the relationship between the internal configuration concept of the control unit 650 and the communication unit 660. The control unit 650 includes a contact point with each component of the unit U, a power supply unit, a circuit for controlling each component, and the like. The control unit 650 converts a signal received by the communication unit 660 into a current or the like that allows each component to operate, or converts an incoming voice or signal to be transmitted to the slave unit. The communication unit 660 and the slave unit 700 communicate with each other using radio waves of a specific low power type or the like, and are configured to be able to perform a simultaneous call.

The power supply circuit 651 is always energized, is connected to the chime sound branching connector adapter connection section 613, detects this chime signal, and communicates with the components in the control section 650 other than the power supply circuit 651 and the communication section. The power supply 660 includes a circuit for turning on the power, a circuit for converting a chime sound from the communication unit 660 to the slave unit 700, and the like.

The hook type switch control circuit 652 for controlling the operation of the hook type switch 620 of the configuration example shown in FIG. 12 will be described. Hook type switch control circuit 65
2 is a circuit that receives an ON signal from the slave unit main switch 710 via the communication unit 660 and supplies a necessary current to the drive unit 621 in the hook type switch 620, and a drive unit that receives an OFF signal of the slave unit main switch 710. The 621 has a built-in circuit for supplying a current in a direction opposite to that when the ON signal is received. In the slave unit 700, the built-in slave unit timer circuit 740 turns ON the slave unit main switch 710.
If a predetermined time has passed after the signal was sent,
Send F signal. Hook type switch control circuit 652
Is detected in the same manner as described above, and O
A circuit for supplying a current in the opposite direction to that at the time of receiving the N signal is built in.

Further, a hook type switch control circuit 652
Receives the conduction signal from the switch 623 and supplies a necessary current to the driving unit 621 in the hook type switch 620,
When the conduction signal from the switch 623 disappears, a circuit for supplying a current in a direction opposite to that at the time of receiving the ON signal to the drive unit 621 is incorporated. Similarly to the slave unit 700, the control unit 650 also has a built-in timer circuit 655, and if the conduction signal of the switch 623 does not disappear after a certain period of time, a signal for forcibly returning the hook type switch 620 to the initial state is hooked. It has a circuit configuration for transmitting to the pattern switch control circuit 652.

The switch circuit 653 receives the ON signal from the slave unit main switch 710 via the communication unit 660, and short-circuits the signal lines 643a and 643b from the short-circuit component 640 only once.

The conversion circuit 654 in the control section 650 converts the audio signal from the audio branch connector adapter connection section 633 and sends it to the communication section 660.

The components other than the power supply circuit 651 in the control unit 650 and the power supply of the communication unit 660 are connected to the main unit main switch 71.
The driving circuit 621 is configured to be turned off when the driving of the driving unit 621 is completed by detecting the OFF signal from 0 or the disappearance of the conduction signal from the switch 623, or by the timer circuit 655.

Next, a description will be given of an example of use and operation of the unit U according to the above configuration example. A visitor who comes to a common entrance of an apartment or the like in which the auto-lock system A is installed inputs a destination unit number and the like using the common operation panel 300 in FIG. Of the existing machine 100 as a chime sound.

The chime sound is a chime sound branch connector 6.
After 10, power is input to the control unit 650, detected by the power supply circuit 651, and the power of the entire adapter is turned on. At the same time, the chime sound is converted into a transmittable signal, and the communication unit 66
0, the signal is transmitted to the child device 700 which is always set in the standby state by the rechargeable battery 750, and sounds as a chime sound from the child device speaker through the circuit in the child device 700.

When the user in the dwelling unit takes the slave unit 700 and turns on the slave unit main switch 710, the signal is transmitted to the communication unit 660, and the hook type switch control circuit 652 of the control unit 650 sends the signal to the drive unit 621. The necessary current is supplied, and the operation unit 622 is stored inside the hook type switch 620. As a result, the lever 121 is raised and the handset 15
A call with the common operation panel 300 is possible even when 0 is applied. At this time, the voice input to the receiver 150 is branched by the voice branching connector 630, transmitted through the conversion unit 654 of the control unit 650, transmitted from the communication unit 660 to the child device 700, and visited by the visitor of the common entrance and the child device 700. You can talk between them.

When the user in the dwelling unit turns on the slave unit gate switch 720 after confirming the visitor with the slave unit 700, the switch is turned on only once by the switch circuit 653 in the control unit 650 via the communication unit 660, and the short circuit occurs. The tact switch 140 for unlocking the electric lock 400 is short-circuited by the component 640, and an unlock signal for the electric lock 400 is transmitted through the existing machine 100. The signal reaches the common control panel 200 via the existing circuit, and unlocks the electric lock 400.

After the end of the call, when the user in the dwelling unit turns off the main unit main switch 710 or forcibly sends an OFF signal by the sub unit timer circuit 740, the control unit 650 passes through the communication unit 660. A current for operating the operation unit 622 in the reverse direction is supplied from the hook type switch control circuit 652 to the driving unit 621, and the operation unit 622 exits from the hook type switch 620 and returns to the original position. As a result, the lever 121 of the main switch 120 is pressed (the handset is hung by the existing device), and the connection with the common entrance is cut off.

In addition, for the chime sound of the call, as before,
When the user in the dwelling unit receives the call using the handset 150 of the existing machine 100, the handset 150 comes off and the protrusion 670 separates.
The switch 623 is turned on, the hook-type switch control circuit 652 detects the conduction, and the current is supplied to the drive unit 621. As a result, the components attached to the existing machine 100 function as described above, and a call with the common entrance becomes possible.

Release button 14 of electric lock 400 of existing machine 100
Since 0 functions regardless of any part of the adapter unit U, the unlocking operation of the electric lock 400 is the same as the conventional operation.

After completion of the operation, the user in the dwelling unit
0 to the original position of the existing machine 100,
The protrusion 670 attached to the zero protrusion 160 pushes the push-off detection switch 623, and the switch 623 is disconnected. The hook-type switch control circuit 652 detects this and supplies a current in the reverse direction to the driving unit 621, the operating unit 622 returns to the original position, the lever 121 is pressed, and the main switch 1 is pressed.
20 turns off.

Similarly, the response to the call from the door-to-door unit 500 which does not require the operation of unlocking the electric lock 400 is performed in the same manner as described above, except that the operation of unlocking the electric lock 400 is not involved. It is performed in.

The timer circuit 6 built in the control unit 650
According to 55, the required current is driven from the hook-type switch control circuit 652 so that the main switch 120 is forcibly returned to the initial state regardless of whether the handset 150 is attached or detached even when a certain period of time has elapsed after the incoming of the chime sound. Section 621.

[0032]

As described above, the unit U can be easily retrofitted to the existing auto-lock system A, and it is not necessary to move the unit U to the existing intercom installation location. As a result, the burden of moving indoors, such as the elderly and those who have disabilities, when responding to a call chime from the common entrance is significantly reduced. In addition, even when it is difficult to learn a new usage method, the user can use the conventional usage method, so that there is no discomfort or confusion.

As described above, the unit U is composed of a group of independent components, and the mounting of each component is greatly simplified by connectors and the like, and the mounting of the unit U can be easily performed.

Also, since each of the parts is independent,
It can easily cope with new standardization and replacement in case of manufacturing defects. In particular, in the communication unit 660, if a method suitable for the adapter unit U can be used in the future due to technological innovation, deregulation, or the like, the function can be easily improved by replacing the component.

Further, since the construction of the unit U is completed in the dwelling unit without any need for modification in the common area, the resident of the dwelling unit is installed regardless of the regulations such as the sectional ownership law. It is possible to determine

In addition, since it is easy to remove and return to the current state, the present invention can be used even when renting in a rental house in which the electric lock 400 is installed at the common entrance or a condominium rented.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing a configuration example in which a retrofit cordless intercom unit according to the present invention is used in an existing auto lock system A.

FIG. 2 is a schematic view of a component configuration inside an existing machine to which an adapter of a retrofit cordless intercom unit according to the present invention is attached.

FIG. 3 is a schematic view of main internal parts of an existing machine.

FIG. 4 is a front view of a receiver attached to an existing machine.

FIG. 5 is a side view of a receiver attached to an existing machine.

FIG. 6 is a schematic view showing an attachment configuration of an adapter and connection with a control unit.

FIG. 7 is a front view of the receiver showing a mounting position of a protrusion.

FIG. 8 is a side view of the receiver showing a mounting position of a protrusion.

FIG. 9 is a schematic external view of a hook type switch.

FIG. 10 is a schematic view showing an assembled state of a hook type switch and a main switch of an existing machine.

FIG. 11 is a schematic diagram showing an assembled state of an initial state of a hook type switch and a main switch of an existing machine.

FIG. 12 is a schematic diagram showing an example of the internal configuration of a hook type switch.

FIG. 13 is an explanatory diagram showing an assembled state of gears in the internal configuration example of the hook type switch.

FIG. 14 is a schematic diagram illustrating an outer shape of a switch.

FIG. 15 is an explanatory diagram showing the state of the switch when the handset is separated.

FIG. 16 is an explanatory diagram showing an assembled state of a receiver and a switch in an initial state.

FIG. 17 is a schematic view illustrating the concept of a short-circuit component.

FIG. 18 is an explanatory diagram showing an internal circuit configuration of the tact switch.

FIG. 19 is an explanatory diagram showing an internal circuit state by a push button of a tact switch.

FIG. 20 is a schematic view showing a configuration example of a short-circuit component.

FIG. 21 is an explanatory diagram showing a situation of the back surface of the circuit board of the tact switch.

FIG. 22 is a schematic view showing an example of a cross-sectional configuration of a short-circuit component.

FIG. 23 is an explanatory diagram showing a configuration example and a mounting configuration example of a chime sound branching connector.

FIG. 24 is an explanatory diagram showing a configuration example and a mounting configuration example of the audio branch connector.

FIG. 25 is a schematic diagram showing an outline of an external configuration and an example of an internal configuration of a slave unit.

FIG. 26 is a schematic diagram showing an outline of connection between an internal circuit of the control unit and each component.

[Description of Signs] 100 Existing machine 110 Chime sound connector 120 Main switch 121 On / off lever 130 Voice connector 140 Tact switch 141a Common movable plate 141b Conductive movable plate 142 Projection 150 Handset 160 Handset protrusion 170 Hook component 200 Common control panel 300 Common operation panel 400 Electric lock 500 Dedicated entrance slave unit 600 Adapter 610 Chime sound branch connector board connection part 612 Chime sound branch connector speaker connection part 613 Chime sound branch connector adapter connection part 620 Hook type switch 621 Drive part 621a Drive unit signal line 621b Drive unit signal line 622 Operating unit 623 Switch 623a Switch signal line 623b Switch signal line 630 Voice branching connector 631 Voice branching connector board connection 632 Voice branching connector receiver connection 633 Voice branching connector adapter connection 640 Shorting parts 641 Backing paper 642a Contact terminal 642b Contact terminal 643a Signal line 643b Signal line 644 Adhesive surface 645 Insulation coating 646 Peeling Paper 651 Power supply circuit 652 Hook type switch control circuit 653 Switch circuit 654 Conversion circuit 655 Timer circuit 660 Communication unit 670 Projection 700 Cordless handset 710 Handset main switch 720 Handset gate switch 730 Handset volume switch 740 Handset timer circuit 750 Handset Machine rechargeable battery 800 Charger

Claims (1)

[Claims] In an existing auto-lock system A including an existing machine 100, a common control panel 200, a common operation panel 300, an electric lock 400, and a dedicated entrance slave unit 500, the existing machine 100
A retrofit cordless intercom unit, which is provided with an adapter 600, a cordless cordless handset 700, and a charger 800 to be retrofitted.