JPH0791157A - Electric vertical type blind - Google Patents

Abstract

PURPOSE:To simplify the assembly operation and maintenance operation of an electric vertical type blind with a wiring cord. CONSTITUTION:Each slat 3 is transported along a hanger rail 1 by transferring a head runner 31 by the driving force of a motor LM, a position sensing means for sensing the position of the head runner 31 and a controller controlling the operation of the motor LM on the basis of the output signal of the position sensing means are installed near the hanger rail, and the position sensing means and the controller are connected electrically by a wiring cord 36. A hanger frame 6 is mounted outside the hanger rail 1, a drive rail 13, to which the motor LM is set up, is attached detachably to the hanger frame 6, closed space S is formed between the hanger frame 6 and the drive rail 13, and the wiring cord 36 is disposed into the closed space S.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric vertical blind for pulling out and folding a slat by a driving force of a motor.

[0002]

2. Description of the Related Art The following has been proposed as one type of conventional electric vertical blinds. That is, a motor is disposed at one end of a hanger rail that movably supports the slat, and the slat drive shaft is rotationally driven by the driving force of the motor. Then, based on the rotation of the slat drive shaft, the slat is moved along the hanger rail and the angle of each slat is adjusted.

Further, an endless drive belt for transferring the slats is arranged in the hanger rails, and the drive belt is driven by a motor to transfer the slats along the hanger rails. Blinds are also proposed.

In the electric vertical blind as described above, the limit for detecting the position of the leading runner at a predetermined position on the hanger rail is provided so that the motor operation is automatically stopped when the slat is pulled out to the maximum extent. Some have a switch. Then, the output signal of the limit switch is output to, for example, a control device arranged outside the hanger rail, and the control device automatically stops the operation of the motor based on the output signal of the limit switch.

[0005]

In the electric vertical blind provided with the limit switch as described above, it is necessary to connect the limit switch and the control device with a wiring cord. The wiring cord is usually arranged in the hanger rail and fixed to a position where it does not interfere with other parts with an adhesive tape or the like.

However, disposing the wiring cord in the hanger rail as described above complicates the assembling work and makes it difficult to perform maintenance work such as replacement of the limit switch including the wiring cord. There is. Further, it is aesthetically unfavorable to dispose the wiring cord outside the hanger rail.

An object of the present invention is to simplify the assembly work and maintenance work of an electric vertical blind provided with a wiring cord.

[0008]

In order to achieve the above-mentioned object, the present invention movably supports a plurality of runners in a hanger rail, and slats are respectively suspended and supported on the runners so that the leading runner is a motor. Each slat can be transferred along the hanger rail by transferring with the driving force of the position detecting means for detecting the position of the leading runner in the vicinity of the hanger rail, and the output signal of the position detecting means. A control device for controlling the operation of the motor based on the above is provided, and the position detecting means and the control device are electrically connected by a wiring cord. A hanger frame is attached to the outside of the hanger rail over the entire length of the hanger rail, a drive rail for attaching the motor is detachably attached to the hanger frame, and the hanger frame and the same hanger frame are attached. A closed space is formed between the drive rail and the attached drive rail, and the wiring cord is arranged in the closed space.

Further, the hanger frame is formed in a substantially angled shape, a pair of locking pieces facing each other is formed at both front and rear edges of its side, and the drive rail is formed in a groove shape with one side opened. On the upper surface of the upper side thereof, there is formed a suspending piece that engages with the locking piece and suspends and supports the drive rail from the hanger frame.

[0010]

By the above means, the wiring cord for electrically connecting the position detecting means and the control device is housed in the closed space formed between the hanger frame and the drive rail.
The drive rail is detachably attached to the hanger frame.

[0011]

1 and 2 show an embodiment of a vertical blind embodying the present invention. As shown in FIG. 2, a large number of runners 2 are movably supported in a hanger rail 1 attached to a wall surface or the like at the top of a window, and slats 3 are suspended from each runner 2.

A tilt case 4 is attached to one end of the hanger rail 1, and a stepping motor (not shown) for adjusting the angle of each slat 3 is arranged in the tilt case 4.

A guide rail 5 is attached to the rear of the hanger rail 1 over the entire length of the hanger rail 1, and a drive source for transferring the slats 3 along the hanger rail 1 to the guide rail 5. A linear motor that operates as is provided.

The guide rail 5 and the guide rail 5
The configuration of the linear motor disposed inside will be described with reference to FIG. The guide rail 5 includes a hanger frame 6 and a drive rail 13.

A hanger frame 6 is supported on the rear side surface of the hanger rail 1. That is, a protrusion 7 protruding upward is formed on the upper edge of the rear side surface of the hanger rail 1, and a protrusion 8 protruding downward is formed on the lower edge of the rear side surface of the hanger rail 1.

The hanger frame 6 is made of a substantially angled aluminum extruded mold material, and concave lines 9 and 10 facing each other are formed at both upper and lower edges of its vertical side. The interval between the concave lines 9 and 10 is set to be slightly larger than the distance between the convex lines 7 and 8. Then, by inserting the hanger rail 1 from the lateral side in the longitudinal direction of the hanger frame 6 so that the protrusions 7 and 8 engage with the recesses 9 and 10, the hanger frame is located behind the hanger rail 1. 6 are connected.

A pair of locking pieces 11 and 12 facing each other are formed at both front and rear edges of the hanger frame 6 on the horizontal side. Locking pieces 11, 1 of the hanger frame 6
A drive rail 13 is suspended from and supported by 2. That is, the drive rail 13 is made of an aluminum extrusion mold material and is formed in a groove shape in which one side of the hanger rail 1 side is opened.
A pair of hanging pieces 14 and 15 projecting in a hook shape in the front-rear direction are formed on the upper surface of the upper side thereof. Both hanging pieces 14, 15
Is set to be slightly smaller than the distance between the locking pieces 11 and 12. Then, by inserting the drive rail 13 from the lateral side in the longitudinal direction of the hanger frame 6 so that the hanging pieces 14 and 15 engage with the locking pieces 11 and 12, the drive rail 13 can be inserted into the hanger frame. 6 is suspended and supported.

On the lower surface of the upper side of the drive rail 13, a pair of first holding pieces 16 and 17 protruding in a hook shape are formed so as to face each other. A trolley holder 18 is inserted and supported between the first holding pieces 16 and 17,
On the lower surface of the trolley holder 18, three trolleys 19 as power feed lines are supported in parallel along the longitudinal direction of the drive rail 13. The trolley holder 18 is made of electrically insulating synthetic resin, and the trolley 19 is made of a thin copper plate. In addition, the trolley 19
A wiring cord (not shown) for supplying a control current to the trolley 19 is soldered to one end of the.

On the upper surface of the lower side of the drive rail 13,
The pair of second holding pieces 20, 21 projecting in the directions opposite to each other and their tip portions projecting upward.
Are formed.

A long plate-shaped yoke 2 is provided between the second holding pieces 20 and 21 and the upper surface of the lower side of the drive rail 13.
2 is inserted, and a large number of disk-shaped magnets 23a and 23b are adhesively fixed to the upper surface of the yoke 22. In each of the magnets 23a and 23b, an even number of S-pole magnets 23a and N-pole magnets 23b are alternately arranged in the longitudinal direction of the drive rail 13, and each magnet 23a, 23b is the second magnet of the drive rail 13. Is located between the holding pieces 20 and 21.

Both ends of the yoke 22 are fixed to both ends of the drive rail 13 and are positioned with respect to the drive rail 13. Further, the magnets 23a and 23b may have a shape other than the disk shape, and may have a configuration in which an odd number of magnets are alternately arranged.

A mover 24 of a linear motor is movably arranged in the drive rail 13. The mover 24 is formed in a rectangular parallelepiped shape, has a plurality of coils C built therein, and wheels 25 are supported by support legs 26 at the four corners of the lower surface thereof so as to be rotatable along the longitudinal direction of the drive rail 13. . A guide groove 27 for guiding the wheel 25 is provided on the front side of the second holding piece 20 of the drive rail 13 and on the rear side of the second holding piece 21 along the longitudinal direction of the drive rail 13. The wheel 25 is formed so as to roll along the guide groove 27 thereof.

Therefore, the mover 24 is movably supported in the drive rail 13 in the longitudinal direction of the drive rail 13. In addition, each support leg 2 located in the front-back direction
Since the tip ends of the second holding pieces 20 and 21 are erected close to the respective support legs 26 between the six, the second holding pieces 2 are provided.
The tips of 0 and 21 form guide pieces 20a and 21a for guiding the moving direction of the mover 24.

Six brushes 2 are provided on the upper surface of the mover 24.
8 is provided, and the tip of each brush 28 is projected upward so as to contact the trolley 19. Then, the trolley 19, the mover 24, and the magnets 23a and 23b.
And form a linear motor LM.

On the front surface of the mover 24, a connecting arm 29 whose tip projects downward from the hanger frame 6 is provided.
Is formed, and the base end of the drive arm 30 is attached to the tip of the connecting arm 29. The tip of the drive arm 30 is detachably fitted to the leading runner 31. Therefore, the leading runner 31 moves along the hanger rail 1 as the mover 24 moves.

In the hanger rail 1, a plurality of tilt guides 32 are attached at regular intervals. A tilt rail 33 is supported by the tilt guide 32 via a suspension member 33a so as to be movable in the longitudinal direction of the hanger rail 1, and is moved in the longitudinal direction of the hanger rail 1 along with the movement in the longitudinal direction. It is supported.

Each of the runners 2 is attached to the tilt rail 33.
An upper end portion of a turn arm 34 rotatably supported by 31 is movably and rotatably supported. Therefore, when the tilt rail 33 is moved in the front-back direction of the hanger rail 1, each turn arm 34 is rotated,
Each slat 3 is adapted to be rotated.

The tilt rail 33 is reciprocally driven by the stepping motor along the longitudinal direction of the hanger rail 1. Therefore, when the tilt rail 33 is driven based on the operation of the stepping motor, the tilt rail 33 is moved in the front-back direction of the hanger rail 1 by the action of the tilt guide 32. And turn arm 3
4 is rotated and the slat 3 is rotated.

The runners 2 and 31 are connected by a well-known spacer 35, and the distance between them is set within a fixed value. Therefore, when the leading runner 31 is moved in the slat pull-out direction, the succeeding runner 2 follows the preceding runners 2 and 31 at a constant interval. Also,
When the leading runner 31 is moved in the slat folding direction, the leading runner 31 operates so as to sequentially push back the following runners 2 in the slat folding direction.

As shown in FIG. 2, a control device 37 is connected to the tilt case 4 via a wiring cord 36, and an operation switch 39 is connected to the control device 37 via a wiring cord 38. By operating the operation switch 39, the operations of the linear motor and the stepping motor are controlled so that the slats 3 can be pulled out and folded in and the slats 3 can be adjusted in angle.

The operation switch 39 may be of a remote control type and the wiring cord 38 may be omitted. At the other end of the drive rail 13, a limit switch 40 is arranged on the track along which the mover 24 moves. When the mover 24 comes into contact with the limit switch 40, the limit switch 40 sends a detection signal indicating that the leading slat 3 suspended and supported by the leading runner 31 has reached the maximum drawing position to the control device 3.
Output to 7.

The limit switch 40 and the control device 37 are connected by the wiring cord 36. Then, as shown in FIG. 1, the wiring cord 36 is attached to the drive rail 13
The limit switch 40 inside the guide rail 5 guides it through the closed space S formed between the hanger frame 6 and the drive rail 13 into the tilt case 4 at one end of the guide rail 5, and from the tilt case 4 to the control device 37. Will be guided to.

In the electric vertical blind constructed as described above, when the operation switch 39 is appropriately operated, the control device 3
A control current is supplied to the coil C of the mover 24 via the trolley 19 by 7. Then, a magnetic force is generated in the mover 24, an attractive force and a repulsive force are generated between the mover 24 and the magnets 23a and 23b, and the mover 24 is moved along the drive rail 13. Then, the leading runner 31 is moved along with the movement of the mover 24, so that the slats 3 are pulled out and folded. Further, the stepping motor is operated to move the tilt rail 33, and the angle of each slat 3 is adjusted.

As described above, in the vertical blind, the wiring cord 36 connecting the limit switch 40 and the control device 37 has the hanger frame 6 and the drive rail 13.
It is housed in a closed space S between and. The drive rail 13 can be easily assembled by inserting it into the hanger frame 6 from the side in the longitudinal direction thereof.
The work of housing the wiring cord 36 in the space S is extremely easy. Similarly, since the wiring cord 36 can be taken out from the closed space S very easily, maintenance work such as replacement of the limit switch 40 including the wiring cord 36 can be easily performed.

Further, the wiring cord 36 is the hanger rail 1
Since it is not exposed to the outside, the aesthetics can be improved.

[0036]

As described above in detail, the present invention exhibits an excellent effect that the assembling work and the maintenance work of the electric vertical blind provided with the wiring cord can be simplified.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing an electric vertical blind of one embodiment.

FIG. 2 is a front view showing an electric vertical blind of one embodiment.

[Explanation of symbols]

 1 Hanger Rail 2 Runner 3 Slat 6 Hanger Frame 13 Drive Rail 31 Lead Runner 36 Wiring Code 37 Control Device 40 Position Detection Means LM Linear Motor S Closed Space

Claims (2)

[Claims] 1. A plurality of runners (2) are movably supported in a hanger rail (1), slats (3) are respectively suspended and supported on the runners (2), and a leading runner (31) is a motor. Each slat (3) can be transferred along the hanger rail (1) by transferring with the driving force of (LM), and the position of the leading runner (31) is detected in the vicinity of the hanger rail (1). And a control device (37) for controlling the operation of the motor (LM) based on the output signal of the position detecting means (40), and the position detecting means (40) and the position detecting means (40). An electric vertical blind electrically connected to a control device (37) by a wiring cord (36), wherein a hanger frame is provided outside the hanger rail (1) over the entire length of the hanger rail (1). 6) attaching the drive rail to attach the motor (LM) (1
3) is detachably attached to the hanger frame (6), and a closed space () is provided between the hanger frame (6) and the drive rail (13) attached to the hanger frame (6). S) is formed, and the wiring cord (36) is arranged in the closed space (S). 2. The hanger frame (6) is formed in a substantially angled shape, and a pair of locking pieces (11, 12) facing each other are formed at both front and rear edges of its side, and the drive rail (13) is formed. ) Is formed in the shape of a groove with one side open, and the drive rail (13) is suspended from the hanger frame (6) by engaging the locking pieces (11, 12) on the upper surface of the upper side thereof. The electric vertical blind according to claim 1, characterized in that a hanging piece (14, 15) is formed.