JP2007107302A - Fixing device of shading equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a fixing device of shading equipment, which enables a head box to be supported without the use of a mounting screw between opposed mounting surfaces, and which can reduce the depth of the head box. <P>SOLUTION: The fixing device of the shading equipment enables the head box to be fixed between the opposed mounting surfaces by a temporary fixing means which can protrude/recede in the longitudinal direction of the head box at the at least one end of the head box, and a fixing means which is urged in the direction of protruding from the end of the head box by an urging means. The temporary fixing means 21 and 42 and the fixing means 23 are vertically juxtaposed in the head box 2. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a fixing device that fixes a head box of a pleated curtain or a horizontal blind between opposing mounting surfaces.

  As a type of fixing device that fixes pleated curtains and horizontal blinds to the mounting surface, a support member is supported at both ends of the head box so that it can protrude and retract in the longitudinal direction of the head box, and the head is pressed against the mounting surface. Some boxes can be fixed between opposing mounting surfaces.

  Such a fixing device includes clearance adjusting means for adjusting the clearance between the support member and the mounting surface, and biasing means for pressing the support member against the mounting surface. The head box is fixed between the mounting surfaces without using mounting screws by pressing the support member against the mounting surfaces.

Patent Documents 1 and 2 disclose a fixing device that fixes a head box between opposing mounting surfaces.
Japanese Patent No. 3415798 No. 2-7188

  In recent years, pleated curtains with reduced folding width of curtain fabric and horizontal blinds with reduced slat width have been put into practical use. In these pleated curtains and horizontal blinds, it is necessary to reduce the size of the head box in accordance with the folding width and slat width of the curtain fabric. In particular, it is necessary to reduce the depth of the head box.

  In the fixing device described in Patent Document 1, a press contact shaft that can be moved in and out of the head box, a moving shaft that moves the press contact shaft with respect to the wall surface, and a coil spring that biases the press contact shaft toward the wall surface. It is arranged on the same axis.

Therefore, since the diameter of the moving shaft accommodated in the head box increases, it is difficult to reduce the size of the head box.
In the fixing device described in Patent Document 2, an adjustment shaft for pressing the case against the wall surface is exposed on the lower surface of the head box, and the adjustment shaft is offset from the center of the head box. This is to prevent interference with the slat when the adjustment shaft is rotated. Therefore, it is difficult to reduce the depth of the head box.

  An object of the present invention is to provide a fixing device for a solar radiation shielding device that can support a head box without using mounting screws between opposing mounting surfaces and can reduce the depth of the head box.

  According to a first aspect of the present invention, at least one end of the head box, a temporary fixing means capable of protruding and retracting in the longitudinal direction of the head box, and a fixing means biased by the biasing means in a direction protruding from the end of the head box, Thus, in the solar shading device that enables the head box to be fixed between the opposing mounting surfaces, the temporary fixing means and the fixing means are arranged in parallel in the vertical direction in the head box.

  According to a second aspect of the present invention, the temporary fixing means includes a screw shaft that protrudes and protrudes based on a rotation operation of the adjustment dial, and the fixing means is attached to the pressure contact shaft that can protrude and retract with respect to the head box, and the pressure contact shaft. An urging means for supplying urging force and a switching means for switching between supply and interruption of the urging force to the press contact shaft are provided.

  According to a third aspect of the present invention, the pressure contact shaft is movably supported by a spring receiver that houses the biasing means, and the spring contact is attached to the tip of the screw shaft so that the pressure contact shaft can be moved together with the screw shaft. The switching means is attached to the spring receiver.

According to a fourth aspect of the present invention, a receiving member is bonded to the mounting surface, and a recessed portion and a protruding portion that are engageable with each other are provided at the receiving member, the tip of the spring receiver, and the tip of the press contact shaft.
According to a fifth aspect of the present invention, a cover that covers between the head box and the mounting surface is supported on the head box so as to be slidable in the longitudinal direction of the head box.

  ADVANTAGE OF THE INVENTION According to this invention, the fixing device of the solar radiation shielding apparatus which can support a head box without using an attachment screw between opposing attachment surfaces, and can reduce the depth of a head box can be provided.

  An embodiment of a solar shading device embodying the present invention will be described below with reference to the drawings. In the pleated curtain shown in FIGS. 1 and 2, a head box 2 is supported between opposing mounting surfaces 1, and a curtain fabric 3 that can be folded in a zigzag manner from the head box 2 is supported in a suspended manner.

  A weight bar 4 is attached to the lower end of the curtain fabric 3, and the lower end of the lifting / lowering cord 5 is connected to both ends of the weight bar 4. The lifting / lowering cord 5 is inserted into the curtain cloth 3, and the upper end portion thereof is guided to one end side of the head box 2 through the guide roller 6 in the head box 2 and is suspended from the head box 2 through the stopper device 7. An operation cord 9 is connected to an end portion of the lifting / lowering cord 5 via a cord equalizer 8.

  And if the operating cord 9 is operated and the raising / lowering cord 5 is pulled out from the head box 2, the weight bar 4 will be pulled up and the curtain cloth 3 will be folded up. If the lifting / lowering cord 5 is pulled into the head box 2 based on the weight of the weight bar 4, the weight bar 4 is lowered and the curtain fabric 3 is stretched downward. When the weight bar 4 is lowered to the lower limit, the pitch holding cord 10 provided on the back surface of the curtain fabric 3 keeps the crease interval of the curtain fabric 3 constant.

The stopper device 7 has a known configuration for preventing the weight bar 4 from dropping its own weight when the operation cord 9 is not operated.
Next, a fixing device for fixing the head box 2 between the mounting surfaces 1 will be described. As shown in FIG. 10, one end of the head box 2 is supported by a plate-shaped first receiving member 12 that is bonded to the mounting surface 1 with a double-sided tape 11. As shown in FIG. 12, spherical projections 13 and 14 are formed on the first receiving member 12 in the vertical direction on the surface facing the end of the head box 2. The lower protrusion 14 is formed larger than the upper protrusion 13.

  A stopper cover 7 a that covers the end of the stopper device 7 is fitted to one end of the head box 2. Concave portions 15 and 16 corresponding to the protrusions 13 and 14 of the first receiving member 12 are formed on the side surface of the stopper cover 7a. The stopper cover 7 a can be easily positioned with respect to the first receiving member 12 by engaging the recesses 15 and 16 with the protrusions 13 and 14.

An auxiliary piece 17 is formed on the lower edge of the first receiving member 12 to engage the lower surface of the stopper cover 7a to facilitate the positioning operation.
As shown in FIGS. 3 and 4, an operation unit 18 is attached to the other end of the head box 2. The operation unit 18 has a flange portion 20 formed at the end of the case 19, and can be fitted into the head box 2 with the flange portion 20 left.

  A square-shaped screw shaft 21 is supported on the upper portion of the case 19 so as to be movable in the axial direction and non-rotatable. An adjustment dial 42 is screwed onto the screw shaft 21 outside the head box 2. . Then, by rotating the adjustment dial 42 in contact with the flange portion 20, the screw shaft 21 comes and goes with respect to the case 19.

  Below the screw shaft 21, a spring receiver 22 is supported by the case 19 so as to be movable in the same direction as the screw shaft 21, and a tip 22a of the spring receiver 22 extends upward, as shown in FIG. Thus, the tip of the screw shaft 21 is attached. Accordingly, the spring receiver 22 moves together with the screw shaft 21.

  A push lock 23 is supported on the spring receiver 22 so as to be movable in the same direction as the spring receiver 22, and a coil spring 24 is disposed between the base end of the push lock 23 and the base end of the spring receiver 22. Has been. Accordingly, the push lock 23 is urged in the direction of being pushed out from the spring receiver 22 by the urging force of the coil spring 24.

  A push lever (switching means) 25 is rotatably supported by the spring receiver 22. The push lever 25 is supported by the spring receiver 22 so that the round shaft portions 26 at both ends are rotatable and immovable.

  The round shaft portion 26 passes through a long hole 27 provided in the push lock 23, and a lever portion 28 is integrally provided at an intermediate portion of the round shaft portion 26. Further, a groove portion 29 that allows the lever portion 28 to rotate is formed in an intermediate portion of the push lock 23.

  Accordingly, as shown in FIG. 6, when the push lever 25 is rotated so that the lever portion 28 presses the proximal end portion of the push lock 23, the push lock 23 moves toward the coil spring 24 with the spring receiver 22 as a fulcrum. In order to move, the coil spring 24 is compressed between the push lock 23 and the spring receiver 22.

  A D-shaped operation hole 30 is formed on the end surface of the round shaft portion 26 of the push lever 25, and a base end portion of an L-shaped wrench 31 shown in FIG. The base end portion of the wrench 31 is formed in a D-shaped cross section corresponding to the operation hole 30.

Therefore, the push lever 25 can be rotated by fitting the base end portion of the wrench 31 into the operation hole 30 and rotating it.
As shown in FIGS. 5 and 6, the plate-like second receiving member 32 for supporting the operation unit 18 on the mounting surface 1 has protrusions 33 and 34 similar to the first receiving member 12. It is formed in the vertical direction and is adhered to the mounting surface 1 with a double-sided tape 11.

  Concave portions 35 and 36 corresponding to the protrusions 33 and 34 of the second receiving member 32 are formed at the distal end portion 22 a of the spring receiver 22 and the distal end portion of the push lock 23. The operation unit 18 can be easily positioned with respect to the second receiving member 32 by engaging the recesses 35 and 36 with the protrusions 33 and 34.

An auxiliary piece 37 is formed on the lower edge of the second receiving member 32 to engage the lower surface of the spring receiver 22 and facilitate the positioning operation.
The second receiving member 32 is formed thicker than the first receiving member 12, and as shown in FIG. 5, a storage groove 38 is formed on the side surface facing the indoor side. As shown in FIG. 6, a through hole 39 is formed at the upper end of the storage groove 38 so that the tip of the wrench 31 can be stored. The entire wrench 31 can be stored in the storage groove 38 by inserting the tip of the wrench 31 into the through hole 39.

  As shown in FIGS. 1 and 8, covers 40 a and 40 b are attached to both ends of the head box 2 so as to be movable in the longitudinal direction of the head box 2. As shown in FIG. 9, the covers 40a and 40b are formed in a U-shape that is opened downward and sideways with synthetic resin, and the upper sides thereof are cut off at both ends in the left-right direction. The head box 2 is fitted from above using elasticity. Further, on the front and rear surfaces of the covers 40a and 40b, either the operation direction of the wrench 31 when the head box 2 is fixed between the mounting surfaces 1 or the fixed state is released, or both ends of the head box 2 are provided. An R or L letter indicating whether it corresponds is shown.

  Such a cover 40a, 40b, when fixing the head box 2 between the mounting surfaces 1, is moved and connected to the center side of the head box 2 as shown in FIG. After fixing between the surfaces 1, as shown by a chain line in FIG.

  Then, the portion exposed from the head box 2 of the operation unit 18 and the second receiving member 32 are covered and hidden by the cover 40a, and the portion exposed from the head box 2 of the stopper device 7 and the first receiving member 12 are covered by the cover 40b. It is supposed to be obscured.

  As shown in FIG. 13, the elevating cord 5 is suspended downward from the stopper cover 7a. A guide piece 41 extending downward along the end of the head box 2 is formed in the stopper cover 7a.

  Accordingly, when the rectangular parallelepiped code equalizer 8 is raised until it comes into contact with the stopper cover 7a, the code equalizer 8 is guided by the guide piece 41 as shown in FIG. It is positioned in a direction along the side surface of the two.

Next, the operation of the head box fixing device configured as described above will be described.
When fixing the head box 2 between the mounting surfaces 1, first, the first and second receiving members 12 and 32 are bonded to the mounting surface 1 with the double-sided tape 11. Further, the push lever 25 of the operation unit 18 is in a state of pressing the push lock 23 as shown in FIGS. 3 and 6. In this state, since the urging force of the coil spring 24 is received by the push lever 25, the urging force of the coil spring 24 does not act on the push lock 23.

  In this state, the recesses 15 and 16 of the stopper cover 7a on one end side of the head box 2 are engaged with the protrusions 13 and 14 of the first receiving member 12, and the spring receiver 22 and push lock on the other end side of the head box 2 are further engaged. The recesses 35 and 36 formed at the front end of 23 are opposed to the protrusions 33 and 34 of the second receiving member 32.

  Then, the adjustment dial 42 is rotated, the screw shaft 21 is moved, the spring receiver 22 and the push lock 23 are moved toward the second receiving member 32, and the recesses 35 and 36 are engaged with the protrusions 33 and 34. Let In this state, the head box 2 is temporarily fixed between the mounting surfaces 1.

  Next, the tip of the wrench 31 is fitted into the operation hole 30 at the tip of the push lever 25, and the wrench 31 is rotated 90 degrees as shown in FIG. Then, the push lever 25 is rotated as shown in FIG. 7, and the engagement with the push lock 23 is released.

  Then, the urging force of the coil spring 24 acts on the push lock 23, and the recess 36 is strongly pressed against the protrusion 34 based on the urging force. As a result, the head box 2 is fixed between the mounting surfaces 1.

  On the other hand, when removing the head box 2 from the mounting surface 1, the urging force of the coil spring 24 is received by the push lever 25 if the wrench 31 is rotated 90 degrees in the reverse direction. In this state, the head box 2 can be detached from the mounting surface 1 by rotating the adjustment dial 42 to separate the recesses 35 and 36 from the protrusions 33 and 34.

After the operation of attaching the head box 2 is completed, the wrench 31 is stored in the storage groove 38 of the second receiving member 32. Then, the covers 40 a and 40 b are moved toward the mounting surface 1.
With the fixing device configured as described above, the following operational effects can be obtained.
(1) A screw shaft 21 as a temporary fixing means, a push lock 23 as a fixing means, and a coil spring 24 as an urging means for pressing the push lock 23 against the second receiving member 32 are arranged in parallel in the vertical direction. . Therefore, the depth of the head box 2 can be reduced.
(2) The protrusions 13, 14, 33, 34 provided in the vertical direction on the first and second receiving members 12, 32, and the stopper cover 7a and the operation unit 18 at the end of the head box 2 are provided in the vertical direction. Due to the recesses 15, 16, 35, 36, the head box 2 can be easily positioned between the first and second receiving members 12, 32 without being inclined in the vertical direction.
(3) Since the concave portion 36 of the push lock 23 and the projection 34 engaging with the concave portion 36 are larger than the concave portion 35 and the projection 33 located above the concave portion 36, the urging force of the coil spring 24 is efficiently generated. By acting, the head box 2 can be securely fixed.
(4) After the head box 2 is fixed, the stoppers 7a, the first receiving member 12, the operation unit 18, and the second receiving member 32 are moved by moving the covers 40a, 40b until they come into contact with the mounting surface 1. Is covered with the covers 40a and 40b. Therefore, aesthetics can be improved.
(5) The wrench 31 can be stored in the storage groove 38 of the second receiving member 32 when not in use. Therefore, loss of the wrench 31 can be prevented.
(6) When the code equalizer 8 moves to the upper limit by the guide piece 41 provided on the stopper cover 7a, the direction of the stored state can be made constant. Therefore, aesthetics can be improved.

You may implement the said embodiment in the following aspects.
-The above-mentioned embodiment can also be used as a fixing device which fixes the head box of a horizontal blind between attachment surfaces.

It is a front view which shows a pleated curtain. It is a side view which shows a pleated curtain. It is a front view which shows an operation unit. It is a perspective view which shows an operation unit. It is a perspective view which shows a 2nd receiving member. It is sectional drawing which shows an operation unit. It is sectional drawing which shows operation | movement of an operation unit. It is a front view which shows a cover. It is a perspective view which shows a cover. It is sectional drawing which shows a stopper apparatus. It is a front view which shows operation of a wrench. It is a perspective view which shows a 1st receiving member. It is a perspective view which shows a code equalizer.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Mounting surface, 2 ... Head box, 21 ... Temporary fixing means (screw shaft), 24 ... Biasing means (coil spring), 25 ... Switching means (push lever), 42 ... Temporary fixing means (adjustment dial)

Claims (5)

At least one end of the head box is provided with a temporary fixing means capable of protruding and retracting in the longitudinal direction of the head box, and a fixing means urged in a direction protruding from the end of the head box by the urging means. In the solar shading device that can fix the head box between the mounting surfaces to be
A fixing device for a solar radiation shielding device, wherein the temporary fixing means and the fixing means are arranged in a vertical direction in a head box. The temporary fixing means is
Consists of screw shafts that appear and disappear based on the rotation operation of the adjustment dial
The fixing means includes
A pressure contact shaft capable of appearing and retracting with respect to the head box;
A biasing means for supplying a biasing force to the press contact shaft;
2. The solar radiation shielding device fixing device according to claim 1, further comprising switching means for switching between supply and blocking of the urging force to the press contact shaft.   The pressure contact shaft is movably supported by a spring receiver that accommodates the biasing means, and the spring receiver is attached to the tip of the screw shaft so that the pressure contact shaft can be moved together with the screw shaft. 3. The solar shading device fixing device according to claim 2, wherein the switching means is attached to the solar shading device.   4. A receiving member is bonded to the mounting surface, and a recessed portion and a protruding portion that are engageable with each other are provided at the receiving member, the tip of the spring receiver, and the tip of the press contact shaft. The fixing device of the solar radiation shielding apparatus as described.   The cover according to any one of claims 1 to 4, wherein a cover covering the space between the head box and the mounting surface is supported on the head box so as to be slidable in a longitudinal direction of the head box. Fixing device for solar shading device.

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