JPH06189846A - Motor-driven curtain equipment - Google Patents

Abstract

PURPOSE:To make a receiver inconspicuous, to satisfactorily receive a wireless signal, and to prevent deterioration of a receiving state by using the receiver of a ceiling fitting type, type providing a wide angle lens for setting a receiving range to wide angle in accordance with a photodetecting window of a photodetecting module, in the receiver. CONSTITUTION:The equipment consists of a structure for opening and closing a curtain by a linear motor, and in a receiver, a photodetecting module 7 for photodetecting a wireless signal by infrared ray from a transmitter is provided, a terminal cover 22 is attached from one end side of a terminal 20 of a cover 12, and the upper part of the terminal 20 is covered. On the lower face side of an opening of a body 11, a wide angle lens 14 for widening a photodetecting range of the photodetecting module 7 is fixed thermally by an ultrasonic wave, and in a back part positioned in a photodetecting window 7a of the photodetecting module 7, a circular recessed part 14a is formed. Also, in a plate 13, a circular opening for exposing the wide angle lens 14 is formed in the center part. Moreover, in the receiver, a fixing piece 15 for fixing it to a ceiling is provided, and it is attached with a screw 19.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric curtain having a transmitter for opening and closing the curtain, and a receiver for receiving a wireless signal transmitted from the transmitter and giving it to a controller for driving and controlling a linear motor. It relates to the receiver of the device.

[0002]

2. Description of the Related Art Recently, there has been provided an electric curtain device for automatically opening and closing a curtain and wirelessly performing an opening and closing operation. For example, as an electric curtain device of this type, a linear motor is used, a mover is movably attached to a curtain race integrally provided with a stator, the curtain is hung on the mover, and the mover is curtained. Some curtains open and close automatically by moving along the race.

In order to perform the opening / closing operation wirelessly, a transmitter for opening / closing the curtain and a receiver for receiving a wireless signal from the transmitter are provided.
Here, infrared rays are generally used as wireless signals in this wireless device. The reception output of the receiver is input to a controller that controls the drive of the linear motor, and the controller controls the drive of the linear motor to open and close the curtain. It should be noted that the controller is placed in a curtain box in which the curtain rail including the linear motor and the upper portion of the curtain are housed so as to be inconspicuous.

[0004]

However, the conventional electric curtain device of this type has a problem that the receiver is conspicuous. The present invention has been made in view of the above points, and an object thereof is to provide a receiver of an electric curtain device in which the receiver is not conspicuous.

[0005]

According to the present invention, in order to achieve the above object, the receiver is a ceiling mount type, and the receiver is provided with a wide-angle lens having a wide reception range corresponding to the light receiving window of the light receiving module. It is provided.

[0006]

The present invention makes the receiver inconspicuous by making it a ceiling-embedded type as described above. Further, when the ceiling-embedded type is used, it becomes difficult to receive a wireless signal. Therefore, a wide-angle lens having a wide reception range is provided in the receiver so that the wireless signal can be favorably received.

[0007]

EXAMPLE FIG. 7 shows the overall structure of the electric curtain device of this example. The electric curtain device of the present embodiment has two curtain rails 2 installed in parallel in a curtain box 1.
A linear motor is run along each curtain rail 2, and the curtain 3 is opened and closed for each linear motor. In addition, in this type of electric curtain device, there is a curtain double-opening type or a single-sided curtain 3.

Here, for example, when a moving coil type linear motor is used, the curtain rail 2 constitutes a part of the stator block, and the mover block travels along the curtain rail 2. . The curtain 3 is driven in a suspended form with respect to a suspender integrally attached to the mover block. Linear motor is controller 4
Is controlled by. The controller 4 operates using a commercial power source as a power source. The linear motor is operated by the transmitter 5, the wireless signal from the transmitter 5 is received by the receiver 6, and an operation command is given to the controller 4. As shown in FIG. 10, the transmitter 5 includes curtain opening / closing switches 51, 52, an opening / closing stop switch 53, and a display unit 54 for displaying an opening / closing operation or a transmission operation.

As shown in FIG. 7, the receiver 6 has a light receiving module 7 which receives a wireless signal from the transmitter 5 by infrared rays, and a controller which converts the output of the light receiving module 7 into an impedance as shown in FIG. 4 and an smoothing capacitor 9 for stabilizing the driving power supply V _CC . The circuit is configured as a circuit block by mounting electronic components on the printed board 16. This circuit block consists of a body 11 and a cover 1.
2 and the plate 13 are housed in a housing 10. The body 11 has a disc shape, and has a rectangular opening 1 in the center.
7 is formed. The circuit block is mounted on the printed circuit board 16 on the bosses 11a which are projected upward from both sides of the opening 17.
Is fixed by screwing with a screw 31.

The cover 12 has a box shape with an open lower surface, and is attached so as to cover the circuit block. Cover 12
Is attached by screwing the screw 21 into the screw hole 11b of the body 11 through the insertion holes 12c formed in the recessed portions on both sides. The upper surface of the cover 12 is a partition wall 12a.
The terminal is divided into sections, and a screw terminal 20 including a terminal screw 20a with a washer and a terminal plate 20b bent in an L shape is attached to each of the divided sections. Here, the printed board 16 and the terminal board 20b of each terminal 20 are connected by a lead wire 40.

In the case of this receiver 6, one end of the cord 14 is screwed to the terminal 20, and the other end of the cord 14 is connected to the controller 4 as shown in FIG.
To connect the receiver 6 and the controller 4. In consideration of sending a reception signal from the receiver 6 to the plurality of controllers 4, a quick-connect terminal 64 for sending wiring is provided on the side of the quick-connect terminal 63.

A boss 12b is projected from one end of the terminal 20 of the cover 12, and the terminal cover 22 is attached to the boss 12b with a fixing screw 23 so that the terminal cover 22 covers the upper portion of the terminal 20. I am doing it. Body 11
A wide-angle lens 14 that widens the light-receiving range of the light-receiving module 7 is attached to the lower surface side of the opening 17, and the wide-angle lens 14 is fixed by fitting the plate 13 to the body 11.

Here, it is preferable that the wide-angle lens 14 be able to receive a wireless signal from a range of 170 degrees or more in solid angle. FIG. 3B shows a sectional view of the wide-angle lens 14 of the present embodiment, and the light receiving module 7 shown in FIG.
It has a structure in which a circular recess 14a is formed in the back surface portion located in the light receiving window 7a. The light-receiving surface of the light-receiving element 70 of the light-receiving module 7 is shown by the diagonal line (70a) in FIG.

The plate 13 has a flat bottomed cylindrical shape with an open upper surface, and has a circular opening 13a for exposing the wide-angle lens 14 formed in the central portion thereof. The formed locking claw 13b is the body 11
Is locked and fitted to the peripheral edge of. The receiver 6 of this embodiment is provided with a fixing piece 15 for fixing it in an embedding hole formed in the ceiling. The fixing piece 15 is rotatably attached by engaging the ear pieces 15a formed at both ends of the lower end with the rotation support portions 30a and 30b formed on both sides of the upper surface of the cover 12. The return spring 18 is attached between the one ear piece 15a of the fixing piece 15 and the locking piece 15b formed at the tip, and the lower portion of the return spring 18 is locked to the side surface of the cover 12 to fix the fixing piece. It is biased in a direction of narrowing the opening of the tip of 15.

An insertion hole 15c through which the screw 19 is inserted is formed in the central portion of the fixing piece 15. The long holes 1 formed on both sides of the opening 17 of the body 11 are inserted into the insertion holes 15c.
The screw 19 is inserted through 1c. A nut 24 is screwed onto the tip of the screw 19. When the tightened state of the screw 19 and the nut 24 is loosened, the spring force of the return spring 18 narrows the width between the tips of the fixing pieces 15b. In this state,
Pass through the embedding hole formed in the ceiling.

Then, by tightening the screw 19, the position of the nut 24 is moved to the body 11 side. At this time, the width of the tip of the fixed piece 15 expands outward. Then, in a state where the fixing piece 15 is opened until the upper surface of the body 11 and the tip of the fixing piece 15 sandwich the peripheral edge of the embedding hole,
The portion excluding the plate 13 and the wide-angle lens 14 is attached to the ceiling. Finally, by mounting the wide-angle lens 14 and the plate 13 on the body 11, the mounting of the receiver 6 on the ceiling is completed.

The body 11 of this embodiment has an insertion hole 1
1d is provided, and the insertion hole 11d can be attached to an embedded box used when attaching a ready-made wiring device to a construction surface.

[0018]

As described above, according to the present invention, since the receiver is of the ceiling-embedded type, the receiver is inconspicuous. In addition, since the receiver is provided with a wide-angle lens that has a wide reception range corresponding to the light-receiving window of the light-receiving module, it is possible to satisfactorily receive wireless signals, which is a drawback when the receiver is a ceiling embedded type. It is possible to prevent the reception state from deteriorating.

[Brief description of drawings]

1A and 1B are a partially cutaway bottom view and a partially cutaway side view, respectively, of a receiver according to an embodiment of the present invention.

2A and 2B are a plan view of a receiver and a plan view with a cover removed.

3A and 3B are a bottom view of a body and a cross-sectional view showing the structure of a wide-angle lens.

FIG. 4 is a front view of a light receiving module.

FIG. 5 is an exploded perspective view of a receiver.

FIG. 6 is a perspective view of a receiver.

FIG. 7 is a circuit diagram of a receiver.

FIG. 8 is a perspective view showing a configuration of an electric curtain.

FIG. 9 is an explanatory diagram of a connection method between a receiver and a controller.

10A and 10C are a plan view, a side view, and a front view of a transmitter.

[Explanation of symbols]

 5 transmitter 6 receiver 7 light receiving module 14 wide-angle lens

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[Procedure amendment]

[Submission date] April 5, 1993

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0007

[Correction method] Change

[Correction content]

[0007]

[Embodiment] FIG. 1 is a diagram showing the overall configuration of an electric curtain device of the present embodiment .
8 shows. The electric curtain device of the present embodiment has two curtain rails 2 installed in parallel in a curtain box 1.
A linear motor is run along each curtain rail 2, and the curtain 3 is opened and closed for each linear motor. In addition, in this type of electric curtain device, there is a curtain double-opening type or a single-sided curtain 3.

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0012

[Correction method] Change

[Correction content]

A boss 12b is projected from one end of the terminal 20 of the cover 12, and the terminal cover 22 is attached to the boss 12b with a fixing screw 23 so that the terminal cover 22 covers the upper portion of the terminal 20. I am doing it. Body 11
A wide-angle lens 14 that widens the light-receiving range of the light-receiving module 7 is attached to the lower surface side of the opening 17, and the wide-angle lens 14 is ultrasonically heat-fixed to the body 11 and fixed.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0013

[Correction method] Change

[Correction content]

Here, it is preferable that the wide-angle lens 14 be able to receive a wireless signal from a range of 170 degrees or more in solid angle. FIG. 3B shows a sectional view of the wide-angle lens 14 of the present embodiment, and the light receiving module 7 shown in FIG.
It has a structure in which a circular recess 14a is formed in the back surface portion located in the light receiving window 7a. Incidentally, showing the receiving <br/> light surface of the light-receiving module 7 by oblique lines (70a) in FIG.

[Procedure amendment 4]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 2

[Correction method] Change

[Correction content]

[Fig. 2]

[Procedure Amendment 5]

[Document name to be corrected] Drawing

[Name of item to be corrected] Fig. 4

[Correction method] Change

[Correction content]

[Figure 4]

[Procedure correction 6]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 5

[Correction method] Change

[Correction content]

[Figure 5] ─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] January 17, 1994

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be corrected] Fig. 10

[Correction method] Change

[Correction content]

10 (a), (b), (c) are plan views of a transmitter,
It is a side view and a front view.

Front page continuation (72) Inventor Sadayoshi Sakai 2856 Shiratsuka-cho, Tsu City, Mie Prefecture Asahi Denki Kogyo Co., Ltd.

Claims (1)

[Claims] 1. An electric curtain device comprising: a transmitter for opening and closing a curtain; and a receiver for receiving a wireless signal transmitted from the transmitter to a controller for driving and controlling a linear motor. An electric curtain device, characterized in that the receiver is provided with a wide-angle lens having a wide reception range corresponding to a light-receiving window of a light-receiving module as a ceiling-mounted type.