JPS6313518B2 - - Google Patents

Description

Detailed Description of the Invention Technical Field and Purpose This invention relates to a headbox support structure in a headbox elevating type blind in which the blind is opened and closed by moving the headbox of the blind up and down. To provide a head box support structure that can be moved up and down with a simple structure.

Embodiment Hereinafter, an embodiment in which the present invention is embodied in a double glass shoji with a built-in blind will be described with reference to the drawings. , the double glass shoji 2,
3 are movable on rails 5 provided on the window frame 4.

Since the double glass shoji 2 and 3 have almost the same structure, the structure of the same shoji 2 will be explained below. 6 is the outer shoji of the double glass shoji 2, and 7 is the lower stile of the outer shoji 6. It is an inner shoji movably provided on the rail 8, and includes both shojis 6,
A blind 9 is provided between the windows 7 and 7.

As shown in FIG.
A head box 12 is supported by a runner 11 that is movable up and down inside the head box 1.
It is designed to open and close by moving 2 up and down. The detailed structure of this blind 9 will be explained according to FIGS. 3 to 11.
In the figure, reference numeral 13 denotes a drive belt for moving the runner 11 up and down, and has an endless configuration with one end tied to the upper end of the runner 11 and the other end tied to the lower end of the runner 11. Frame 10
It is hung on a pulley 14 rotatably supported at the upper end, and a weight 16 is suspended from the lower endless edge via a movable pulley 15.

Further, the drive belt 13 passes through a handle 17 of the double glass shoji 2 in order to move the runner 11 up and down by external operation. The handle 17 will be explained with reference to FIGS. 4 and 5. Reference numeral 18 is a recessed portion of the handle 17, and a saw blade-shaped uneven portion 19 is provided at the upper end thereof. The upper end of the handhold recess 18 is opened into the vertical stile 10, and a guide pulley 20 is rotatably supported in the opening. Reference numeral 21 denotes a stopper which is rotatably supported in the front-rear direction with respect to the handle 17 at a position facing the uneven portion 19 about a shaft 22 as a fulcrum, and rotatably supports the pressure contact pulley 23 facing the uneven portion 19. are doing.

24 is a leaf spring whose base end is fixed to the stopper 21, and whose tip end is connected to the guide pulley 20.
The pulley 20 is always used as a fulcrum to urge the stopper 21 in the direction of the uneven portion 19. The drive belt 13 inserted between the pressure pulley 23 and the uneven portion 19 is pressed against the uneven portion 19 by the pulley 23, and the drive belt 13 is immovably fixed.

The lower end of the handhold recess 18 is opened into the stile 10 in the same way as the upper end, and two guide pulleys 2 are installed in the opening.
5 and 26 are rotatably supported. and,
The drive belt 13 exposed within the handle recess 18 of the handle 17 through the space between the pressure contact pulley 23 and the uneven portion 19 is guided into the vertical stile 10 again through guide pulleys 25 and 26.

In the handle 17 configured in this way, the drive belt 13 is normally tensioned obliquely in the front and back direction within the handhold recess 18 as shown in FIG. 5 by the action of the stopper 21 and the weight 16, is becoming easier to hang. When the drive belt 13 is pulled forward, the stopper 21 is rotated slightly toward the front, and the drive belt 13 is moved between the guide pulley 20 and the pressure pulley 20.
If the drive belt 13 is pulled out in this state, the runner 11 inside the vertical stile 10 can be moved upward. At this time, the drawn-out drive belt 13 is automatically drawn into the vertical stile 10 via the guide pulleys 25 and 26 by the action of the weight 16.

Furthermore, when moving the runner 11 downward, by placing your finger on the stopper 21 and rotating it toward you against the urging force of the leaf spring 24, the drive belt 13 becomes movable and the runner 11 is automatically moved by the weight of the blind 9. move it downwards.

Next, the structure of the runner 11 will be explained according to FIGS. 6 to 10. In FIG. 6, 27 is a groove-shaped runner body, and a pair of upper rollers 28 are rotatably mounted on both sides of the upper part. Supported.
29 is a shaft inserted and fixed to the lower end of the runner main body 27, 30 is a rotating leg rotatably supported by the shaft 29, and a pair of lower rollers 31 are rotatably mounted on both sides of the lower end. Supported. Also,
A slit 32 is provided in the rotating leg 30 between the lower rollers 31.
A support frame 33 connecting both sides of the slit 32 is provided at the lower end of the support frame 33 to support the drive belt 1.
The ends of 3 can be tied together.

34 is a recess with a semicircular cross section provided at the upper end of the rotating leg 30, and as shown in FIG. The long hole 3 is located on the front of the runner body 27.
A long hole 36 communicating with 5 is transparently provided. Numeral 37 is a nut member formed in a semi-cylindrical shape that can be fitted into the recess 34, and a screw hole 38 is provided in the center. Then, by inserting the bolt 39 into the elongated holes 35 and 36 from the front of the runner body 27, and screwing the bolt 39 into the threaded hole 38 of the nut member 37 fitted in the recess 34, In FIG. 8, the rotation of the rotation leg 30 in the direction of arrow A with respect to the runner body 27 is restricted, and the bolt 39
By adjusting the amount of screwing in, the position of the lower roller 31 relative to the runner body 27 can be arbitrarily adjusted as shown in the figure.

The upper end portion of the runner body 27 is formed into a square tube shape, as shown in FIG. 40 is a connecting member provided to be able to fit inside the square cylinder,
A support frame 41 is provided on its upper surface to which the drive belt 13 can be tied, and a screw hole 42a is provided on the side surface corresponding to the rear portion of the runner body 27. Then, as shown in FIG. 7, the connecting member 40 is fitted into the square tube, and the bolt 43 is screwed into the screw hole 42a from the through hole 42b provided on the rear side of the square tube. The connecting member 40 that has been tied together can be fixed to the runner body 27.

Reference numeral 44 denotes a head box support frame that projects forward from the upper end of the runner main body 27, and has a narrow portion 45 at its base end. and,
As shown in FIG. 9, the runner 11
moves up and down within the stile 10, and the headbox support frame 44 protrudes outside the stile 10 from the opening groove 10a. Reference numeral 45a denotes a screw hole provided on the upper surface near the base end of the head box support frame 44. As shown in FIG. By screwing in the head box 12, the runner 11 can support the head box 12.

When in use, the runner 11 configured in this manner is suspended at its upper end from the drive belt 13 within the vertical stile 10, and is attached to the head box support frame 4.
Since the weight of the blind 9 acts on the blind 9, the upper roller 28 comes into contact with the inner wall on both sides of the opening groove 10a, and the lower roller 31 comes into contact with the inner wall on the opposite side, as shown in FIGS. 9 and 10. When, for example, the bolt 39 is further screwed into the nut member 37 from the state shown in FIG. 10, the lower roller 31 is positioned in the front-rear direction by the inner wall of the vertical stile 10, so that the runner body 2 is rotated about the upper roller 28, and at the same time the head box support frame 44 is rotated upward about the upper roller 28. Therefore, by adjusting the bolts 39, the headbox 12 relative to the stile 10 can be adjusted.
The angle can be adjusted.

Next, the angle adjustment device for the blind 9 will be explained. In FIG. 11, 46 is a slat of the blind 9, and 47 is a ladder cord that supports each slat 46. 48 is a support shaft that supports the upper end of each ladder cord 47, and
They are each rotatably supported by a support member 49 fixed in the interior of the support member 2 . Reference numeral 50 denotes a drive shaft fitted into the support shaft 48, which cannot rotate relative to the support shaft 48, and can be moved relative to the support shaft 48 in the axial direction by a set screw (not shown) or the like screwed into the outer periphery of the support shaft 48. It is impossible.

Reference numeral 51 indicates three protrusions formed in a spiral shape on the outer peripheral surface of the central portion of the drive shaft 50, and reference numeral 52 indicates a protrusion 51 that is slidably fitted in the drive shaft 50 in the axial direction while meshing with the protrusion 51 at the protrusion 51 portion. The combined transmitting body is formed into a substantially rectangular plate shape so as to be unrotatable with respect to the head box 12, and is adapted to rotate the drive shaft 50 when moved in the axial direction.

53 is a wire for moving the transmission body 52 left and right along the drive shaft 50, and is connected to the head box 1.
Its endless edge is supported by a pulley 54 rotatably supported at the other end of the runner 11 , and the pulley 54 and the runner 11
A transmission body 52 is connected in series to one of two wires 53 stretched in parallel between the two wires 53 . As shown in FIG. 7, the two wires 53 guided to the runner 11 pass through the base end portions of the head box support frame 44 and are guided to the rear of the runner 11. The wire 53 led out to the rear of the runner 11 is guided inside the vertical stile 10 to the handle 17 position while being covered with a coiled outer cable 55, as shown in FIG. They are wound in mutually opposite directions around a winding shaft 56 that is rotatably supported inside. An operating dial 57 is fitted onto the winding shaft 56, and a portion of the operating dial 57 is exposed in the hand grip recess 18 of the handle 17, as shown in FIG. 4, so that it can be operated from the outside. .

In the slat angle adjusting device for the blind 9 constructed in this way, when the operation dial 57 is rotated, the winding shaft 56 is rotated, and one of the two wires 53 is wound up while the other one is unwinded. Then, as the wire 53 within the head box 12 moves, the transmission body 52 is moved in either the left or right direction, and at the same time, the drive shaft 50 is rotated. Then, the support shaft 48 is rotated, and each slat 46 is tilted via the ladder cord 47. Therefore, the angle of each slat 46 can be adjusted as desired by operating the operation dial 57. The bottom rail of this blind 9 is fixed within the lower stile of the inner shoji 7, and the lower end of the ladder cord 47 is connected to a support shaft rotatably supported by the bottom rail. Further, in FIG. 11, reference numeral 58 denotes a support string passing through the end of each slat 46, and its upper and lower ends are tied to the head box 12 and the bottom rail to prevent each slat 46 from moving from side to side.

Next, the operation of the sliding window 1 configured as described above will be explained.

Now, by operating the double sliding window 1 by placing a finger on the handle 17, the double glass shoji 2 and 3 are moved on the rails 5. When the drive belt 13 exposed in the handle recess 18 of the handle 17 is pulled forward, the runner 11 is moved upward within the vertical stile 10, and the head box 12 supported by the head box support frame 44 of the runner 11 is moved upward. The blinds 9 are moved and closed. Further, when the stopper 21 is rotated toward the front, the headbox 12 is moved downward by the weight of the headbox 12 and the slat 46 suspended from the headbox 12, and the blind 9 is opened.

When the operation dial 57 exposed in the handle recess 18 of the handle 17 is rotated with the blind 9 closed, the drive shaft 50 in the head box 12 is rotated.
is rotated, and the rotation is transmitted to the support shaft 48 of the ladder cord 47, and the angle of each slat 46 is adjusted by tilting the ladder cord 47, so that the amount of light entering the room can be adjusted.

Blind 9 as above is head box 1
One end of 2 is cantilevered by a runner 11 provided to be able to move up and down within the vertical stile 10, and the runner 1
1 is connected by a pulley 14 and a weight 16 to a drive belt 13 stretched endlessly inside the vertical stile 10, and the drive belt 13 is connected to a handle 1 having a stopper 21.
7, the head box 12 can be moved up and down by operating the drive belt 13 or the stopper 21. Therefore, by connecting the drive belt 13 to the runner 11 supporting one end of the headbox 12, the headbox 12 can be easily moved up and down with a simple mechanism.

Also, by adjusting the bolts 39 of the runner 11, the head box 1 can be closed by the runner 11.
Since the support angles of the slats 46 can be adjusted, even if the slats 46 are supported in a cantilevered manner, the slats 46 are not suspended from side to side.

Effects As detailed above, this invention provides glass shoji 2,
One end of the headbox 12 of the blind 9 is cantilever-supported on a runner 11 provided inside one vertical stile 10 of the third class so as to be movable up and down by external operation, and a large number of slats 46 are connected to the headbox 12 from the headbox 12 via a ladder cord 47. By suspending the headbox, an elevating type blind can be provided with a simple structure and exhibits an excellent effect.

[Brief explanation of the drawing]

Fig. 1 is a vertical sectional view of a double glass sliding window embodying this invention, Fig. 2 is a front view thereof, Fig. 3 is a perspective view showing the runner drive mechanism, and Fig. 4 is a view of the handle portion. Front view, Figure 5 is a vertical sectional view of the handle, Figure 6 is a perspective view of the runner, Figure 7 is a vertical sectional view of the runner, and Figure 8 is a partially cutaway front view of the runner showing the action of the rotating legs. 9 is a plan view showing the runner inside the stile, FIG. 10 is a front view showing the runner inside the stile, and FIG. 11 is a front view showing the slat angle adjustment mechanism inside the headbox. Double glass shoji 2, 3, outer shoji 6, inner shoji 7, blinds 9, vertical stile 10, runner 11, headbox 12, slat 46, ladder cord 47.

Claims (1)

[Scope of Claims] 1. One end of the head box 12 of the blind 9 is cantilever-supported on a runner 11 provided inside the vertical frame 10 of one of the glass shoji 2, 3, etc. so as to be movable up and down by external operation, and the head box 12 of the blind 9 is A headbox support structure for a headbox elevating type blind, characterized in that a large number of slats 46 are suspended via ladder cords 47. 2. The blind 9 is disposed between the outer shoji 6 and the inner shoji 7 of the double glass shoji 2 and 3, and the runner 11 is provided so as to be movable up and down within one vertical stile 10 of the inner shoji 6. Claim No. 1
The headbox support structure of the headbox elevating type blind described in 2. 3 The runner 11 is a drive belt 13 that is stretched endlessly up and down inside the vertical stile 10 using a pulley 14 and a weight 16.
2. The headbox support structure for a headbox elevating type blind according to claim 1, wherein the drive belt 13 is externally operable via the handles 7 of the double glass shoji 2, 3. 4 The runner 11 includes a pair of upper rollers 28 supported on the upper part of the runner body 27 and the runner body 2
A pair of lower rollers 31 are supported at the lower part of the runner body 7, and the upper roller 28 is provided so that its position cannot be adjusted with respect to the runner body 27, and the lower roller 31 is provided so that its tilting can be adjusted with respect to the runner body 27. A headbox support structure for a headbox elevating type blind according to claim 1. 5 The head box 12 has a runner 1 at one end.
1. A head box support frame 4 protruding from the upper end of 1.
4. A head box support structure for a head box elevating type blind according to claim 1, wherein the head box is fitted with a screw 45b and is attached with a screw 45b. 6. The lower roller 31 is supported at the lower end of a rotating leg 30 rotatably supported by the runner body 27, and the rotating leg 30 is provided with a bolt 39 so as to be tiltable relative to the runner body 27. The headbox support structure of the headbox elevating type blind according to scope 4. 7. The bolt 39 is a semi-cylindrical bolt that passes through a long hole 36 provided in the runner body 27 and a long hole 35 provided in the rotating leg 30, and is fitted to the rotating leg 30 so that it can rotate in the vertical direction. A head box support structure for a head box elevating type blind according to claim 6, wherein the head box support structure is screwed into a nut member 37 of the head box.