JP2553562Y2 - Curtain rail device for linear motor type curtain - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a curtain rail device for a linear motor type curtain having a cross-top runner.

[0002]

2. Description of the Related Art In general, a curtain rail device includes a plurality of runners which support the upper end of a curtain via a curtain hook and are movable along the curtain rail. Further, a cross-top runner for supporting a part of each curtain substantially at the center of the curtain rail when both curtains are closed by supporting each free end side of the double curtain is also known. .

A conventional cross-top runner has a runner main body movable along a curtain rail, a front end of the runner main body, which is offset in a width direction of the curtain rail, extends forward, and has a free end of a curtain at a front end. In addition to being constituted by an arm portion having a hanging portion whose end is hung, a balance engaging portion is provided on the runner main body portion to keep the runner main body portion in a balanced state against a load acting on the arm portion. The balance engaging portion is provided with a support shaft portion on the opposite side to the offset direction of the arm portion from the runner main body portion, and a relatively large-diameter roller is rotatably provided on the support shaft portion, and this roller is curtain It was in contact with the lower surface of the rail.

[0004]

However, the cross-top runner in the conventional curtain rail device described above is
The rollers and shafts that make up the balance engaging portion are exposed outside the curtain rail, so that dust and the like easily adhere and objects come in contact with it, preventing sufficient protection of the balance engaging portion and smooth operation. In particular, hotels and restaurants are likely to cause problems, as the mechanical structure is exposed to the outside, and the roller slides on the lower surface of the curtain rail, causing a reduction in appearance. It is not preferable for business use such as offices.

[0005] The present invention solves the above-mentioned problems in the prior art, and achieves sufficient protection of the balance engaging portion in the cross-top runner, and further enhances the appearance, thereby increasing the commerciality. It is an object of the present invention to provide a curtain rail device for a linear motor type curtain which can be improved in terms of quality.

[0006]

According to the present invention, a runner main body 3 movable along a curtain rail 10 and a front end of the runner main body 3 are offset in the width direction of the curtain rail 10 and extend forward. And curtain C at the tip
4 having a hanging portion 5 for hanging the free end Cf side of the arm 4
Linear motor with a cross-top runner 2
In constructing the curtain rail device 1 for a curtain curtain, in particular, the curtain rail 1 is provided with a balance engaging portion 6 projecting from the runner body 3 on the opposite side to the offset and facing the interior of the curtain rail 10.
Inside the 0, distal end side engaged balanced engagement portion 6, and
Also serves as a magnet support frame F that forms the field portion E
The restriction rail part 7 is provided integrally. Note that a regulation rail portion 7 is provided at the tip of the balance engagement portion 6.
It is desirable to provide a rotatable roller 8 that slides over it.
No.

[0007]

According to the curtain rail device 1 for a linear motor type curtain according to the present invention, the balance engaging portion 6 protrudes from the runner main body portion 3 on the opposite side to the offset direction of the arm portion 4. The tip (roller 8) engages with the regulation rail 7. For this reason, when a downward load is applied to the arm 4, the tip of the balance engaging portion 6 tends to be displaced upward, but the tip (the roller 8) comes into contact with the regulating rail 7, so that the displacement is reduced. It is regulated and in a state of balance. In this case, since the balance engaging portion 6 (the roller 8) is disposed inside the curtain rail 10, it is covered by the curtain rail 10 and protected from the outside. Also, curtain rail
The magnet supporting frame constituting the field portion E is
Since the arms F are integrally provided so as to protrude , the length, size, position and the like of the balance engaging portion 6 are selected so that the magnet supporting frame F is also used as the regulating rail portion 7.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments according to the present invention will now be described in detail with reference to the drawings.

First, a linear motor type court according to the present invention is provided.
The configuration of emissions for curtain rail device 1, FIGS. 1 to 4
This will be described with reference to FIG.

As the linear motor type curtain , for example, a curtain driving device disclosed in JP-A-63-216510 can be used. That is, as shown in FIG. 1, the cross section of the curtain rail 10 is formed in a substantially rectangular shape, and its lower surface 10d
Is provided with a runner rail 10r by forming a groove 10s along the longitudinal direction. In addition, the curtain rail 10
Is provided with a yoke 11 and a field E having a group of magnets 12 alternately having different polarities along the yoke 11. On the other hand, a movable unit (not shown) is movably mounted on the curtain rail 10. The movable portion is formed by winding a coil around a plurality of cores integrally formed by projecting from the core base facing the magnet group 12 toward the magnet group 12. Furthermore, curtain rail 10
The other side plate 10t is provided with a commutator 13 for switching the polarity with respect to the movable part. If the linear motor M is configured as described above and a runner (cross-top runner) is provided so as to follow the movable portion, the curtain is automatically opened and closed.

In this case, the yoke 11 and the magnet group 12 in the field portion E are held by a magnet support frame F projecting at right angles (horizontally) from an intermediate position of the inner wall of the side plate portion 10u.

Next, the cross-top runner 2 constituting a main part of the present invention will be described.

The runner rail 10r of the curtain rail 10
, A plurality of runners (not shown) are slidably loaded. And, among these runners, a cross-top runner 2 is provided at the leading position to suspend the free end Cf side of the curtain C (FIG. 5).

The cross-top runner 2 comprises a runner body 3 and an arm 4, as shown in FIGS. The runner main body 3 includes front and rear long runner halves 22 and rear runner halves 23 which are disposed at predetermined intervals in the front and rear, and a connecting portion 24 which connects the runner halves 22 and 23 to the middle position in the vertical direction. It is formed integrally. And the front runner half 22
Moving rollers 26x and 26y rotatably supported by a horizontal shaft 25 are provided on both left and right sides of the upper half of the rear runner half 23, and both left and right sides of the upper half of the rear runner half 23 are freely rotatable by a horizontal shaft 27. Are provided with moving rollers 28x and 28y supported. When the runner main body 3 is loaded on the curtain rail 10, each of the moving rollers 26x.
are mounted on the upper surface of the runner rail 10r and slide freely, and the connecting portion 24 is located below the runner rail 10r. The runner body 3 is provided at the upper end of the connecting portion 24.
It has integrally regulating portions 29 protruding on both left and right sides for regulating the upward displacement of.

On the other hand, the arm portion 4 is elongated in the front and rear direction, and the rear half portion 4b is provided with a screw 3 in the lower half portion of each of the runner halves 22 and 23.
Fixed by 0 ... The front half 4f is offset from the front end of the front runner half 22 in the runner body 3 to one side in the width direction of the curtain rail 10, and extends forward. That is, the front half portion 4f extends obliquely forward from the front end of the front runner half portion 22 and is gradually curved so that the front end side is substantially parallel to the rear half portion 4b.
Furthermore, a hanging portion 31 for hanging the curtain hook X on the free end Cf side of the curtain C is provided by forming a hanging hole 31 at the tip of the front half 4f. It is desirable to provide hanging holes 32, 33 for hanging other curtain hooks at predetermined positions of the rear half 4b.

On the other hand, a balance engaging portion 6 is provided next to the moving roller 26x in the front runner half 22. The balance engaging portion 6 protrudes from the runner main body 3 on the opposite side to the offset of the arm portion 4, and
Facing inside. As shown in FIG.
It comprises a support shaft 35 projecting in the horizontal direction and a roller 8 rotatably provided at the tip of the support shaft 35. And the support shaft 3
As shown in FIG. 1, the length and size of the roller 5 and the roller 8 are set such that the peripheral surface of the roller 8 contacts the lower surface of the magnet support frame F when the runner body 3 is loaded on the curtain rail 10. Select the diameter (diameter), position, etc. A similar balance engaging portion 6 is provided in the rear runner half 22 next to the moving roller 26y. Note that the magnet support frame F also serves as the regulation rail portion 7.

Next, the function of the curtain rail device 1 will be described with reference to FIGS.

First, the balance engaging portions 6, 6 are
And the rollers 8, 8 abut against the regulating rail 7. Therefore, even if a downward load is applied to the tip of the offset arm portion 4, the pair of balance engagement portions 6 that are to be displaced upward,
The rollers 8, 8 of 6 are regulated by the regulation rail 7, and are in a balanced state. Therefore, as shown in FIG. 5, a pair of cross-top runners 2 and
When the curtains C are closed, the ends Cf, Cf of the pair of left and right curtains C, C are suspended from the cross-top runners 2, 2, respectively. In, each of the curtains C, C partially overlap. Then, for example, if the movable part is disposed between the front runner half 22 and the rear runner half 23, the cross-top runner 2 can
Self-running along zero, curtain C is automatically opened and closed.

With such a configuration, the balance engaging portion 6, ie, the support shaft portion 35 and the roller 8 are connected to the curtain rail 1.
0, it is covered by the curtain rail 10 and protected from the outside, and the appearance is improved.

The embodiment has been described in detail above.
The present invention is not limited to such an embodiment.
For example, it is optional to use a roller for the balance engagement part.
It is. In addition , in the configuration, shape, quantity, etc. of details,
It can be changed arbitrarily without departing from the gist of the present invention.

[0021]

[Effect of the Invention] As described above, the present invention relates to the linear motor according to the present invention.
A curtain rail device for a curtain curtain is provided with a balance engaging portion projecting from the runner body portion of the cross-top runner on the opposite side to the offset of the arm portion and facing the inside of the curtain rail, and a balance member inside the curtain rail. the distal end side of the engaging portion is engaged, configured to and field portion
Since the regulating rail portion also serving as the formed magnet supporting frame is integrally provided, the following remarkable effects are obtained.

Since the rollers and the support shafts that constitute the balance engaging portion are disposed inside the curtain rail, the curtain rail effectively protects against the adhesion of dust and the like and the collision of objects and the like, and provides a smooth operation for a long time. Can be expected.

[0023] Since the mechanical structure is not exposed to the outside from the curtain rail, the overall appearance is improved, and the merchantability can be drastically improved. In addition, regulation
The part is also used as the magnet support frame that constitutes the field part
Can be reduced by simplifying the internal structure of the curtain rail.
The weight of the mold can be reduced.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view of a curtain rail device according to the present invention,

FIG. 2 is a plan view of a cross-top runner in the curtain rail device,

FIG. 3 is a front view of the cross-top runner;

FIG. 4 is a partial vertical sectional view of a balance engaging portion in the cross-top runner;

FIG. 5 is an operation explanatory view of the curtain rail device;

[Description of Signs] 1 Curtain rail device 2 Cross-top runner 3 Runner body 4 Arm 5 Hanging part 6 Balance engaging part 7 Restriction rail 8 Roller 10 Curtain rail C Curtain Cf Free end E Field part F Magnet support frame

Claims (2)

(57) [Scope of request for utility model registration] 1. A runner main body movable along a curtain rail, and offset from a front end of the runner main body in a width direction of the curtain rail, extend forward, and suspend a free end side of the curtain at a front end. Linear with cross-top runner consisting of arms with suspension
In a curtain rail device for a motorized curtain , projecting from the runner body to the opposite side to the offset,
And provided with a balance engaging portion facing the inside of the curtain rail, the inside of the curtain rail, a magnet tip side of the balance engagement portion is engaged, constituting and field portion supported
A curtain rail device for a linear motor type curtain, wherein a regulating rail portion also serving as a holding frame is integrally provided. 2. The curtain rail device for a linear motor type curtain according to claim 1, further comprising a rotatable roller slidable on the regulating rail portion at the tip of the balance engaging portion.