JP2003035078A - Architectural electric switchgear - Google Patents

Abstract

(57) [Problem] To provide a motor-operated shutter device that can easily and easily open and close a shutter curtain even when a power failure occurs. SOLUTION: While a switch 4 for opening and closing a shutter curtain 1 is configured using a DC motor,
The control panel 8 is provided with a power supply conversion means 8a for driving the switchgear 4 based on the supply of AC power, so that it can be driven by either AC or DC power. , An AC power supply connector 7a and a DC power supply connector 7b are provided. On the other hand, an AC supply connector 9b and a DC supply connector 12a which are detachably connected to the receiving connector 7 have corresponding connection portions 7a or 7b. Connection terminals 9c and 12b that enable connection of
A configuration is provided in which dummy portions 9d and 12c that are disconnected are provided.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to an opening portion of a building,
In particular, it belongs to the technical field of a building electric switchgear installed in an opening of a garage or the like.

[0002]

2. Description of the Related Art Generally, in this type of electric opening / closing device for construction, such as an electric shutter device provided in an opening of a garage provided in a general house,
The shutter device's switch is configured using an electric motor,
There is one that is controlled to open and close by being supplied with power from a household AC power supply. In such a shutter device,
It is required to configure the shutter so that it can be operated even in an emergency such as when a power outage occurs. The shutter device can be switched from electric operation to manual operation. However, in this case, since the handle operation and the clutch switching operation for switching to the manual operation are operations near the control panel provided above the body, it is particularly difficult to work on a stepladder in the dark at night. There is a problem that is. Therefore, for example, JP-A-57-151791
As shown in the publication, both motors of an AC motor and a DC motor are provided in the shutter device, and opening / closing of the shutter curtain is usually performed by supplying AC power to the AC motor, but in an emergency such as a power failure, It has been proposed that it can be performed by supplying a DC power from a battery power source mounted on an automobile or the like.

[0003]

However, in this structure, since the shutter device is provided with the opening / closing device in which both AC and DC motors are incorporated in advance, not only the structure of the opening / closing device becomes complicated, but also the structure of the opening / closing device becomes complicated. There is a problem that the switch itself becomes large and the cost becomes high, and there is a problem to be solved by the present invention.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances in order to solve these problems, and an opening / closing member arranged in an opening is provided in a switchgear. In a building electric switchgear that opens and closes based on drive control, while the switch is constituted by a DC motor,
The control unit for controlling the drive of the switch is provided with a power conversion means for driving the switch based on the supply of the AC power, and the switch is supplied with either one of the AC power and the DC power. It is configured to be driven by. By doing so, it is possible to drive with either a household AC power supply or a DC power supply without increasing the size of the switch. In this one,
The DC power supply of the present invention can be supplied from a cigarette lighter outlet installed in a vehicle. Further, in this one, an AC power supply and a DC power supply which are removably connected to the receiving connector are provided while an AC power supply connection part and a DC power supply connection part are provided in the receiving connector for connecting to the control part of the present invention. Each of the supply side connectors from and can be configured as a connectable portion that enables electrical connection with the corresponding connecting portion and a non-connecting portion that disconnects the connection with the non-corresponding connecting portion. Therefore, the power supply to the switch can be forcibly regulated to either AC or DC. Also, in this one,
The direct current power supply of the present invention is supplied to the switch using a direct current power supply device, and the direct current power supply device has an input wiring provided with a plug that can be inserted into and removed from a cigarette lighter outlet, and is inserted into and removed from a receiving connector. Equipped with an output wiring provided with a flexible DC power supply side connector and an open / close drive circuit with push-cut type switch contacts, and supplies DC power to the switch during push operation of the switch contacts. Can be configured as follows. Furthermore, in this, the receiving connector of the present invention may be provided at least inside or inside the body. Further, in this structure, the receiving connector provided outside the body of the present invention may be housed in a lockable box.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Next, a first embodiment of the present invention will be described with reference to the drawings of FIGS. In the drawings, reference numeral 1 denotes a shutter curtain (corresponding to an opening / closing body of the present invention) of a shutter device built at an entrance / exit of a garage adjacent to a house.
Is wound around a winding shaft 3 which is rotatably supported by a shutter case 2 provided above the opening. An opening / closing device 4 is provided on one of the side plates 2a of the shutter case 2 (on the left side in FIG. 1 (A)). The opening / closing device 4 includes an electric motor which is a DC motor and necessary members such as a speed reducer. It is configured. The winding shaft 3 that is interlocked with the opening / closing device 4 is configured to rotate forward / reversely based on forward / reverse driving (opening / closing driving) of the opening / closing device 4.
The shutter curtain 1 wound around the take-up shaft 3 is configured to open and close between a closed posture in which the opening is closed and an open posture in which the opening is opened, both of which have the conventional configurations. Has become. Reference numeral 5 is a guide rail that is provided upright on both sides of the opening, and is set so as to move and guide the left and right sides of the shutter curtain 1.

Reference numeral 6 denotes a switch box for opening / closing operation provided on the body. The switch box 6 is provided on the inside of the body, that is, on the indoor side where the vehicle is housed, and can be opened and closed by the switch box 6. From the attached cover 6a on the front surface side, the opening switch PBU, the stop switch PB
The switches S and the closing switch PBD are exposed toward the indoor side. A receiving connector 7 is provided in the switch box 6 so that supply side connectors 9b and 12a for supplying power from the outside, which will be described later, can be removably fitted. The receiving connector 7 is formed in a horizontally long shape, and has a pair of AC power source connecting portions (connection terminals) 7a for electrically connecting to a household AC power source.
And a pair of DC power supply connecting portions 7b for electrically connecting to the DC power supply are arranged in a row in the lateral direction.

On the other hand, the switch box 6 includes a switch 4
A control panel (control unit of the present invention) 8 for controlling the drive of the switch is internally provided, and the control panel 8 includes switches PBU and PBU.
Wirings from BS and PBD are connected. The control panel 8 is provided with a power conversion means (power conversion circuit) 8a for converting an AC power into a direct current, and receives the signals from the respective switches PBU, PBS, PBD to open the switch 4. Necessary circuits such as a drive circuit (not shown) for open / close drive control, an obstacle detection circuit (not shown) for performing an obstacle avoidance operation when an obstacle is detected are incorporated. The wiring from the AC power supply connection portion 7a of the receiving connector 7 is input to the control panel 8 and connected to the output terminal 8b for wiring to the switchgear 4 side via each circuit such as the power supply conversion circuit 8a. It is set to be done. On the other hand, the wiring from the DC power supply connection portion 7b is directly connected to the output terminal 8b to the switch 4 side without passing through the control panel 8.

Reference numeral 9 is a wiring cord for connecting to a household power source. One end of the wiring cord 9 is provided with a plug 9a which is removably fitted into the household power source, and the other end thereof. Is provided with an AC supply side connector 9b which is removably fitted into the receiving connector 7. The AC supply side connector 9b is formed in a horizontally elongated shape having substantially the same shape as the receiving connector 7, and is formed so that it can be fitted to the receiving connector 7 only in one direction, that is, the fitting state is restricted. There is. The AC supply side connector 9b is provided with a connection terminal (corresponding to the connectable part of the present invention) 9c from the wiring cord 9 at an exposed portion of the receiving connector 7 facing the AC power supply connection part 7a. , AC power supply connection 7a
Is set to allow connections with. On the other hand, a portion of the AC supply side connector 9b facing the DC power supply connecting portion 7b is formed by forming a dummy portion 9d whose exposed terminals are covered with an insulating material (tape) to form a DC power connecting portion 7b. It is configured so as not to be connected to and is the non-connection portion of the present invention. As a result, when the AC supply side connector 9b of the AC power supply wiring cord 9 is fitted to the receiving connector 7 of the switch box 6, AC power should be supplied to the AC power supply connection portion 7a. When the connection is made, the connection is set to be rejected with respect to the DC power supply connection portion 7b. As described above, when the AC supply side connector 9b from the household AC power supply is received and fitted into the connector 7 and only the AC power supply is supplied to the switchgear 4, as shown in FIG. The switch 4 via the control panel 8 on which the circuit 8a and the like are arranged.
Thus, the opening / closing switch 4 is set to open / close the shutter curtain 1 by opening / closing under the drive control based on the switch operation of the switches PBU, PBS, PBD of the switch box 6. ing.

On the other hand, 10 is a DC power supply device for supplying DC power to the receiving connector 7. The DC power supply device 10 is easy to take out in an emergency such as a power failure in a normal time. Switch box 6,
Or a storage unit (not shown) provided near the shutter device
Etc. The DC power supply device 10 has a configuration in which a switch portion 10b is arranged at the tip of a grip portion 10a on the base end side, and the switch portion 10b has a two-point switching push-off type held in a neutral state. Switch contact 10
c is arranged. Further, as shown in FIG. 2B, the switch portion 10b of the DC power supply device 10 has a built-in shutter curtain drive circuit (open / close drive circuit) 10d incorporating the switch contact 10c, and An input wiring cord 1 for supplying power from the grip portion 10a to the shutter curtain drive circuit 10d.
1 and an output wiring cord 12 for outputting the power from the shutter curtain drive circuit 10d to the switch 4 side are drawn out.

The input wiring cord 11 is connected to a plug 11a which can be inserted into a cigarette lighter outlet (not shown) mounted on the vehicle at the leading end of the drawer, and the output wiring cord 12 is At the leading end of the drawer, a direct-current-supply side connector 12a that can be freely inserted and removed is connected to a receiving connector 7 provided in the switch box 6. In this DC supply side connector 12a, a connection terminal (corresponding to a connectable part of the present invention) 12b from the output wiring cord 12 is provided in an exposed state at a portion facing the DC power supply connection part 7b of the receiving connector 7. It is set so that the connection with the DC power supply connection portion 7b is permitted. On the other hand, the AC power supply connection portion 7a of the DC supply side connector 12a
The exposed portion is formed so that the exposed terminal is formed on the dummy portion 12c covered with the insulating material (tape) so as not to be connected to the AC power source connecting portion 7a. It is a non-connection part. As a result, when the DC supply side connector 12a of the output wiring cord 12 of the DC power supply device 10 is fitted to the receiving connector 7 of the switch box 6, the DC power supply connection portion 7b is formed.
A connection is made so that a DC power is supplied thereto, and a connection is rejected with respect to the AC power supply connection portion 7a. Incidentally, the AC and DC supply side connectors 9b and 12a are each constituted by a general-purpose four-terminal connector, and can be constituted by selecting a portion to be a non-connection portion and insulating it.

Then, the cover 6a of the switch box 6 is opened, the AC power supply side connector 9b of the wiring cord 9 from the household power supply is received and removed from the connector 7, and then the DC power supply side connector 12a of the DC power supply device 10 is opened. By fitting the receiving connector 7 into the receiving connector 7 and inserting the plug 11a of the input wiring cord 11 into the cigarette lighter outlet,
As shown in FIG. 3 (C), only the DC power is supplied to the switch 4. In this case, the shutter curtain 1 is operated based on the switch operation of the switch contact 10c of the switch unit 10b of the DC power supply device 10. In this case, by forcibly pushing the switch contact 10c upward, for example, and continuing the switch contact 10c, the shutter curtain drive circuit 10d becomes a closed circuit because the circuit passing through the terminals A and C becomes a closed circuit. 4 is set so that the shutter curtain 1 is driven to the open side only while the button 4 is kept pressed. On the other hand, by forcibly pressing the switch contact 10c downward, the shutter curtain drive circuit 10d closes the circuit passing through the terminals B and D, and only while the switch 4 is continuously pressed. The shutter curtain 1 is set to be driven to the closing side.

In the embodiment of the present invention constructed as described above, the shutter curtain 1 is opened / closed based on forward / reverse driving of the opening / closing device 4. In this case,
The switch 4 uses a DC motor, and the control panel 8 is provided with a power conversion circuit 8a.
Can be opened and closed by the opening and closing mechanism 4 to open and close the shutter curtain 1 regardless of whether it is supplied from an AC power supply or a DC power supply. As a result, when power cannot be supplied from the household AC power supply due to a power failure or the like, the shutter curtain 1 can be opened and closed by supplying power from the cigarette lighter outlet using the DC power supply device 10. You can Therefore, even though the shutter curtain 1 can be opened and closed in the event of a power failure, the structure becomes complicated like the conventional one in which both AC motors and DC motors are provided, Since the size of the shutter device is not increased, the shutter device provided with the operation mechanism at the time of power failure can be made compact and can be provided at low cost.

Moreover, in this device, the DC power supply device 1
No. 0 is designed to be plugged into a cigarette lighter outlet provided in a vehicle parked in a garage, and uses a cigarette lighter outlet as a DC power source, so it is easy to handle even when there is a sudden power failure in the dark. And easy to deal with.

Further, in this one, the switch box 6
To the receiving connector 7 provided in each of the supply side connectors 9b, 1
Power is supplied to the switch 4 by fitting and connecting either one of the connectors 9b or 12a of 2a. At this time, each supply side connector 9b or 12a is formed in the same shape as the receiving connector 7. The receiving connector 7 can be fitted only to either one of the supply side connectors 9b or 12a, and is configured to be supplied with either one of AC power and DC power. As a result, in the case of switching from AC power supply to DC power supply in an emergency such as a power failure, the AC supply side connector 9b is pulled out from the receiving connector 7 and the DC supply connector 12a is inserted into the receiving connector 7. The power can be switched by a simple operation, and the power supply to the switchgear 4 can be forcibly regulated to one of AC and DC, and both AC and DC power are supplied to the switchgear 4 at the same time. It is possible to reliably eliminate such troubles and improve safety.

The present invention is not limited to the above-described embodiment, and it is also assumed that a power failure will occur when the vehicle is outside (outdoor side). It is preferable that the power can be supplied from the DC power source in the above. A second embodiment as an example thereof will be described with reference to FIGS. In the second embodiment, the switch box 6 having the same structure as that of the first embodiment is provided on the indoor side, and the outdoor side portion just facing the switch box 6 is also provided with the locking tool. The outdoor box 13 is provided, and the auxiliary connector 14 is installed in the outdoor box 13. This auxiliary connector 14
An intermediate connector that is detachably connected to each of the connecting portions provided on the switch box 6 while being connected to both the AC power source connecting portion 7a and the DC power source connecting portion 7b of the receiving connector 7 on the switch box 6 side. The wiring from 15 is connected,
As a result, the auxiliary connector 14 is provided with the AC power supply connection portion 14a and the DC power supply connection portion 14b, and the auxiliary connector 14 and the receiving connector 7 are set to have the same configuration.

In a normal state, the AC current is supplied to the switch 4 by connecting the AC supply side connector 9b of the wiring cord 9 from the household AC power supply to the auxiliary connector 14 in the outdoor box 13. Thus, the forward / reverse drive control of the switch 4 is set. In this case, when a power failure occurs while the vehicle is outdoors, the connection box 13 with a locking tool on the outdoor side is opened, the AC supply side connector 9b is removed from the auxiliary connector 14, and the auxiliary connector 14 is attached. On the other hand, by inserting and fitting the DC supply side connector 12a of the DC power supply device 10 described above, while inserting the plug 11a of the input wiring cord 11 into the cigarette lighter outlet of the vehicle, the AC power supply is replaced with the DC power supply. Is set so as to be supplied to the switch 4. By the way, in this case, when the vehicle is parked indoors at the time of power failure, the intermediate connector 15 in the switch box 6 is pulled out, and the DC supply side connector 12a of the DC power supply device 10 is inserted and fitted therein. On the other hand, DC power can be supplied to the switch 4 by inserting the plug 11a of the input wiring cord 11 into the cigarette lighter outlet of the vehicle. And in any case,
AC supply side connector 9b and DC supply side connector 12
By making a a similar to the receiving connector 7 or the auxiliary connector 14 and providing a connectable portion and a non-connectable portion on each connector 9b, 12a, the connection can be switched safely and reliably.

The DC power supply device may be any device that receives power from a power source capable of driving a DC motor, and is not limited to a device that receives power from a cigarette lighter outlet, and is installed in, for example, a vehicle. A power supply from a battery, a power supply from a dry cell, or the like can be appropriately selected as necessary.

[Brief description of drawings]

1A, 1B, and 1C are respectively a front view, a side view, and a pattern diagram for explaining a circuit from an indoor side of a shutter device.

2A and 2B are a perspective view and a circuit diagram for explaining a circuit of a DC power supply device, respectively.

3A, 3B, and 3C are respectively a front view, a side view, and a pattern diagram for explaining a circuit from the indoor side of the shutter device at the time of power failure.

4A and 4B are respectively a front view and a side view from the indoor side of the shutter device at the time of a power failure of the second embodiment.

FIG. 5 is a pattern diagram for explaining a circuit for explaining a connection state from a normal time to a power failure in the second embodiment.

[Explanation of symbols]

1 shutter curtain 3 winding shaft 4 switch 6 switch boxes 6a lid 7 Receiving connector 7a AC power supply connection 7b Connection for DC power supply 8 control panel 8a conversion means 9 wiring code 9b AC supply side connector 9c connection terminal 9d dummy part 10 DC power supply device 10c switch contact 10d shutter curtain drive circuit 11 Input wiring code 12 Output wiring code 12a DC supply side connector 12b connection terminal 12c dummy part

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Yasushi Nakatsuka             2-1, 1-1 Nishishinjuku, Shinjuku-ku, Tokyo Sanwa             Inside Shatter Industry Co., Ltd. (72) Inventor Takanobu Kuribayashi             2-1, 1-1 Nishishinjuku, Shinjuku-ku, Tokyo Sanwa             Inside Shatter Industry Co., Ltd. F-term (reference) 2E042 AA00 AA01 BA01 CA01 CA12                       DA01

Claims (6)

[Claims] 1. An electric switchgear for construction, wherein an opening / closing member arranged in an opening is opened / closed based on drive control of the opening / closing machine, and the opening / closing machine is constituted by a DC motor, and the opening / closing machine is drive-controlled. The control unit is provided with a power conversion means for driving the switch based on the supply of the AC power, and is configured to drive the switch with either one of the AC power supply and the DC power supply. Electric switchgear for construction. 2. The electric switchgear for construction according to claim 1, wherein the DC power source can be supplied from a cigarette lighter outlet installed in a vehicle. 3. The AC connector as claimed in claim 1, wherein the receiving connector for connecting to the control unit is provided with an AC power source connecting part and a DC power source connecting part, and is detachably connected to the receiving connector. Each supply side connector from the power supply and the DC power supply is composed of a connectable part that enables electrical connection with the corresponding connecting part and a non-connecting part that disconnects the connection with the non-corresponding connecting part. Electric switchgear for cars. 4. The DC power supply according to claim 2, wherein the DC power supply is supplied to the switch using a DC power supply device, and the DC power supply device is provided with a plug that can be inserted into and removed from a cigarette lighter outlet. Input wiring,
Equipped with an output wiring that has a DC power supply side connector that can be freely inserted into and removed from the receiving connector, and an opening and closing drive circuit with a push-cut type switch contact arranged. A motorized building switchgear configured to provide power. 5. The electric switchgear for construction according to claim 1, 2, 3 or 4, wherein the receiving connector is provided inside or outside the body. 6. The electric switchgear for construction according to claim 5, wherein the receiving connector provided outside the body is housed in a lockable box.