JP5366092B2 - Blind bottom fixing device - Google Patents

Description

  The present invention constrains a lower support member such as a bottom rail or a weight bar provided under a blind shielding material to a fixed surface such as a window frame or a wall surface, so that the blind shielding material is blown or shaken by the wind. The present invention relates to a lower fixing device for a blind.

  Conventionally, what is shown by patent document 1 is known as this kind of apparatus. According to this, a suspension belt holder is fitted in a lower housing below the blind plate, and a ball chain is attached to the suspension belt holder, and the ball chain is fixed to a window frame or the like. It is designed to be hooked into the notch hole.

  As a result, the upper and lower appropriate balls on the ball chain are hooked to hold the entire blind, and the length of one ball can be adjusted as necessary, and the window is opened to receive wind pressure and the like. Even in that case, the blinds are held.

Japanese Utility Model Publication No. 39-26807

  However, the ball chain always hangs down from the lower housing even when it is not hooked to the clasp, so that the design may not look good and the blinds may sway in the middle of lifting Has a problem that the ball chain may collide with the glass.

  The present invention has been made in view of such problems, and restrains the lower support member to a fixed surface such as a window frame or a wall surface to prevent the blind shielding material from being beaten or shaken by the wind, and to support the lower portion. An object of the present invention is to provide a blind lower fixing device with improved design appearance when a member is not restrained.

In order to achieve the above-described object, the invention according to claim 1 is a blind lower fixing device in which a lower support member provided at a lower portion of a blind shielding material can be constrained to a fixing surface.
A locking member is connected to the lower support member via a connecting member, and the locking member is detachable from the lower support member.
A locking member to which the locking member can be engaged and disengaged is attached to the fixed surface, and the movement of the shielding material is restricted by locking the locking member to the locked member, and the locking member and the locked surface When the locking of the member is released, the shielding member can be moved in a state where the locking member is locked to the lower support member.

  According to a second aspect of the present invention, in the first aspect, the lower support member is a bottom rail of a horizontal blind, and a ladder tape that suspends and supports a shielding material is fixed to the bottom rail. A locking portion for locking the locking portion of the tape holder is formed, and the locking member has a locking portion having the same structure as the locking portion of the tape holder, and the locked member Is provided with a locked portion having the same structure as the locked portion of the bottom rail.

  The invention according to claim 3 is the one according to claim 1 or 2, wherein the connecting member is a cord-like or tape-like member, and is connected to the lower support member and the locking member so as to be adjustable in length. It is characterized by.

  According to a fourth aspect of the present invention, in any one of the first to third aspects, a part of the connecting member can be wound around the main body of the locking member.

  According to a fifth aspect of the present invention, in the apparatus according to any one of the first to third aspects, a part of the connecting member can be stored in the main body of the locking member.

  According to the present invention, since the locking member can be engaged with and disengaged from the lower support member and the locked member attached to the fixed surface, the locking member is detached from the lower support member and the locking member is engaged. By locking the locking member, the locked member and the lower support member are connected to each other by the connecting member, so that the lower support member provided at the lower portion of the shielding material is constrained to the fixed surface, thereby moving the shielding material. It is possible to prevent the shielding material from being beaten or shaken by the wind.

  Further, by locking the locking member to the lower support member, the shielding material can be moved. At this time, the locking member can be made inconspicuous, so that the appearance can be improved. it can.

  Furthermore, in the case of a horizontal blind, the shape of the bottom rail is changed by making the locking portion of the locking means of the locking member the same structure as the locking portion of the tape holder that fixes the ladder tape to the bottom rail. Without this, the locking member can be locked to the bottom rail without a sense of incongruity.

  By adjusting the length of the cord-like or tape-like member as the connecting member, the length between the lower support member and the locking member can be adjusted, so that the lower support member stops at different height positions. Even if the connection member is in a state of holding the tension without loosening, the locked member and the lower support member can be connected, and the lower support member is securely restrained to restrict the movement of the shielding material, thereby shielding It is possible to prevent the material from being beaten or shaken by the wind.

  By winding the connecting member around the main body of the locking member or storing the connecting member in the main body, the connecting member can be prevented from slackening or drooping, and the appearance can be improved.

It is a front view showing the lower fixing device of the blind concerning the 1st embodiment of the present invention, and showing the state where the shielding material of a blind is going up and down. It is a front view showing the lower fixing device of the blind which concerns on 1st Embodiment, and showing the state which the shielding material of the blind stopped in the lowest position. It is a front view showing the lower fixing device of the blind which concerns on 1st Embodiment, and showing the state which the shielding material of the blind stopped in the up-down direction middle position. It is a perspective view of the latching member of the lower fixing device of the blind which concerns on 1st Embodiment. It is a perspective view of the locking member showing the state which wound the connection member around the main body of the locking member. In 1st Embodiment, (a) is a side view showing the state in which the shielding material of a blind is in the middle of a fall, (b) is a side view showing a state in which the blind shielding material stopped in the lowest lowered position. It is a figure, (c) is a side view showing the state which removed the locking member from the bottom rail, (d) is a side view showing the state which locked the locking member to the to-be-latched member. . It is an expanded sectional side view of FIG.6 (b). It is an expanded sectional side view of FIG.6 (d). It is a perspective view of the latching member of the lower fixing device of the blind which concerns on 2nd Embodiment. It is a perspective view of the locking member showing the state which adjusted the length of the connection member of the lower fixing device of the blind which concerns on 2nd Embodiment. In 2nd Embodiment, it is a sectional side view showing the state which latched the locking member to the to-be-latched member.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 to 8 are views showing a first embodiment of a blind lower fixing device according to the present invention.

  In the figure, reference numeral 10 denotes a blind, and the blind 10 has a head box 12 fixed by a bracket on an upper part of a fixed surface such as a window frame or a wall surface.

  The illustrated blind 10 is a horizontal blind, and a ladder tape 14 hangs down from the head box 12 to support a large number of slats 16 as shielding materials in an aligned state in the vertical direction. The lower end of the ladder tape 14 is fixed to a bottom rail 18 provided below the slat 16. Specifically, the tape holder 22 is locked to the bottom rail 18, and the ladder tape 14 is fixed to the bottom rail 18 by sandwiching the ladder tape 14 between the tape holder 22 and the bottom rail 18. The locking portion 22b (see FIG. 8) of the tape holder 22 is locked to the locked portions 18b that protrude from the front and rear sides of the bottom rail 18, and the main body 22a of the tape holder 22 (FIG. 8). Has a curvature adapted to the curvature of the lower surface 18a of the bottom rail 18.

  The ladder tape 14 can be operated by a rotation operation rod 24 disposed at one end of the head box 12. By operating the rotation operation rod 24 to rotate, the ladder tape 14 tilts and the slat 16 is moved. It is designed to rotate.

  Further, one end of the lifting / lowering cord 20 is suspended from the head box 12, and one end of the lifting / lowering cord 20 passes through a number of slats 16 and is attached to the bottom rail 18. The other end of the lifting / lowering cord 20 is introduced into the head box 12, extends in the head box 12 in the longitudinal direction, and is led out from one end of the head box 12 through a stopper (not shown) to constitute the lifting operation unit 26. ing.

  A lower fixing device is provided between the bottom rail 18 as a lower support member and a fixing surface 32 such as a window frame or a wall surface to prevent the slats 16 from being beaten or shaken by the wind. It is done.

  The lower fixing device includes a locking member 28 that is coupled to the bottom rail 18 via a coupling member 30.

  Similarly to the tape holder 22, the locking member 28 can be locked to the locked portion 18 b formed on the bottom rail 18, and the main body has a curvature surface adapted to the curvature of the lower surface 18 a of the bottom rail 18. 28a and a locking portion 28b formed on each of the front and rear sides of the main body 28a and locked to the locked portion 18b of the bottom rail 18. Since the locking portion 28b has substantially the same structure as the locking portion 22b of the tape holder 22 and is locked to the locked portion 18b in the same manner as the tape holder 22, the shape of the bottom rail 18 is changed. And the locking member 28 can be locked to the bottom rail 18 at an appropriate position different from the position at which the tape holder 22 of the bottom rail 18 is fixed in the longitudinal direction. It is possible to remove.

  As shown in FIGS. 4 and 5, the main body 28a of the locking member 28 has a substantially H-shaped shape in plan view, and a narrow width portion 28d is formed at the center thereof. A recessed portion 28e that is recessed from the other portion is formed on the side facing the locked member 34 that is to be engaged. A through hole 28c is formed in the narrow portion 28d of the main body 28a.

  One end of the connecting member 30 is inserted into the through hole 28c, and one end of the connecting member 30 is attached to the main body 28a by forming a knot at the concave portion 28e. The other end of the connecting member 30 is connected to the bottom rail 18. The knot is formed in the bottom rail 18 by passing through the through hole 18c formed in the bottom rail 18, and is attached to the bottom rail 18.

  The connecting member 30 is formed of a member that can be bent or folded without rigidity, such as a cord-like or tape-like member. The connecting member 30 can be wound around the narrow width portion 28 d and can be folded and stored in the concave portion 28 e of the locking member 28.

  Further, the lower fixing device includes a locked member 34 attached to a fixing surface 32 such as a window frame or a wall surface on which the blind 10 is set. The to-be-latched member 34 has the same structure as the to-be-latched portion 18b of the bottom rail 18 and includes the to-be-latched portions 34b that project from the front and rear sides, and has the same curvature as that of the lower surface 18a of the bottom rail 18. The upper surface 34a is provided. As a result, the locking member 28 can be engaged with and disengaged from both the locked portion 34 b of the locked member 34 and the locked portion 18 b of the bottom rail 18.

  Next, the operation of the lower fixing device of the first embodiment will be described.

  As shown in FIGS. 1 and 6A, when the slats 16 and the bottom rail 18 of the blind 10 are in the ascending / descending state or at a relatively elevated position, the locking member 28 is locked to the bottom rail 18. .

  Thus, since the locking member 28 is integrated with the bottom rail 18, the locking member 28 does not stand out and has a good design.

  At this time, as shown in FIG. 7, the connecting member 30 may be folded and housed in the concave portion 28 e of the main body 28 a of the locking member 28, and the locking member 28 is locked to the bottom rail 18. Thus, the concave portion 28e is covered by the bottom rail 18, and the connecting member 30 stays in the concave portion 28e and does not hang outside. Therefore, the connecting member 30 does not collide with the surroundings during raising and lowering, and the appearance is not deteriorated.

  On the other hand, in the state where the slat 16 and the bottom rail 18 are lowered and stopped as shown in FIGS. 2, 6B and 7, the locking member 28 is moved from the bottom rail 18 as shown in FIG. 6C. Remove. As a result, the connecting member 30 housed between the engaging member 28 and the concave portion 28e of the main body 28a is pulled out, and the engaging member 28 is movable within the length of the connecting member 30. Then, as shown in FIGS. 6D and 8, the connecting member 30 is wound around the narrow width portion 28d so that the connecting member 30 is not loosened between the locking member 28 and the locked member 34. Thus, the locking portion 28 b of the locking member 28 is locked to the locked portion 34 b of the locked member 34. As a result, in order to connect the locked member 34 and the bottom rail 18 in a state where the connecting member 30 is not loosened, the bottom rail 18 is restrained with respect to the fixed surface 32, and the movement of the slat 16 is restricted. Even if wind blows on the blind 10, the slat 16 can be prevented from being beaten or shaken.

  Further, as shown in FIG. 3, when the slat 16 and the bottom rail 18 are stopped at the position where the slat 16 and the bottom rail 18 are in the middle of raising and lowering, the locking member 28 is removed from the bottom rail 18 as described above. The length of the connecting member 30 between the locking member 28 and the bottom rail 18 is adjusted according to the height of the locking member 34 and the locked member 34 is locked. That is, the winding amount of the connecting member 30 around the narrow width portion 28d is adjusted. Thereby, since the bottom rail 18 is restrained by the to-be-latched member 34, even if a wind blows on the blind 10, it can prevent that the slat 16 is beaten or shaken. Further, the loosening of the connecting member 30 can be prevented and the connecting member 30 is in a tensioned state, so that the bottom rail 18 can be reliably restrained with respect to the fixed surface 32 with little play.

  9 to 11 are views showing a second embodiment of the blind lower fixing device of the present invention. In the present embodiment, the same parts and members as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.

  In the locking member 28 of the second embodiment, the ring 40 is inserted through the narrow width portion 28d of the locking member 28 instead of forming the through hole 28c in the main body 28a. The ring 40 is doubled, and one end of the tape-like connecting member 30 passes between the ring 40 and the narrow width portion 28d, is wound around one ring portion 40a, and the inner circumference of the other ring portion 40b. It passes through between the surface and the locking member 28 and is led out to the outside.

  In the present embodiment, as shown in FIG. 11, a stop ring 42 having a diameter larger than that of the through hole 18c in the bottom rail 18 is attached to the other end of the connecting member 30 to connect the connecting member 30 from the through hole 18c. Prevents falling off.

  As shown in FIG. 11, the connecting member led out from the ring 40 as shown in FIG. 10 by pulling one end of the connecting member 30 while the locking member 28 is locked to the locked member 34. Since one end side of 30 is pulled out more, the length of the connecting member 30 between the ring 40 and the bottom rail 18 can be shortened. On the contrary, by pulling the connecting member 30 between the ring 40 and the bottom rail 18, the one end side of the connecting member 30 is pulled back to increase the length of the connecting member 30 between the ring 40 and the bottom rail 18. Can do. In this way, the length of the connecting member 30 between the locking member 28 and the bottom rail 18 is adjusted according to the height of the bottom rail 18, and the locked member 34 and the bottom rail 18 are connected.

  As a result, the slack of the connecting member 30 can be prevented and the connecting member 30 is in a tensioned state, so that the bottom rail 18 can be reliably restrained with respect to the fixed surface 32 with little play, and the blind Even if the wind blows on 10, the shielding material 16 can be prevented from being beaten or shaken.

  Also in the second embodiment, when the locking member 28 is locked to the bottom rail 18, the connecting member 30 can be accommodated in the concave portion 28e. As described above, in each of the embodiments described above, the connecting member 30 can be accommodated in the concave portion 28e of the main body 28a of the locking member 28, and thus, the bottom rail 18 can be greatly changed. It doesn't cost. However, the present invention is not limited to this, and the connecting member 30 may be housed inside the bottom rail 18, and an opening through which the connecting member 30 can be taken in and out is provided on the lower surface of the bottom rail 18. Good.

  In addition, the lower fixing device according to each of the above embodiments is applied to a horizontal blind, but is not limited thereto, and can be applied to other types of blinds such as a vertical blind and a roll screen. For example, in the case of a vertical blind, the weight provided at the lower part of each of the plurality of louvers constituting the shielding material is used as the lower support member, and the lower support member is restrained to the fixed surface by the lower fixing device of the present invention. , Can prevent the louver from being beaten or shaken.

10 Blind 14 Ladder tape 16 Slat (shielding material)
18 Bottom rail (lower support member)
18b Locked portion 22 Tape holder 22b Locking portion 28 Locking member 28a Main body 28b Locking portion 30 Connecting member 32 Fixed surface 34 Locked member 34b Locked portion

Claims (5)

In the lower fixing device for the blind, in which the lower support member (18) provided at the lower part of the shielding member (16) of the blind (10) can be restrained by the fixing surface (32),
The locking member (28) is connected to the lower support member (18) via the connecting member (30), and the locking member (28) can be engaged with and disengaged from the lower support member (18).
A locking member (34) to which the locking member (28) can be engaged and disengaged is attached to the fixed surface (32), and the locking member (28) is locked to the locked member (34). When the movement of the shielding material is restricted and the locking of the locking member (28) and the locked member (34) is released, the locking member (28) is locked to the lower support member (18). A device for fixing a lower part of a blind, characterized in that the shielding material can be moved in a closed state.   The lower support member (18) is a bottom rail of a horizontal blind, and the bottom rail is locked with a tape holder (22) for fixing a ladder tape (14) for suspending and supporting a shielding material to the bottom rail. A locked portion (18b) to which the portion (22b) is locked is formed, and the locking member (28) has a locking portion (28b) having the same structure as the locking portion (22b) of the tape holder. The blind lower fixing device according to claim 1, wherein the locked member (34) includes a locked portion (34b) having the same structure as the locked portion (18b) of the bottom rail. .   3. The blind lower fixing device according to claim 1, wherein the connecting member is a cord-like or tape-like member and is connected to the lower support member and the locking member so as to be adjustable in length.   The blind lower fixing device according to any one of claims 1 to 3, wherein a part of the connecting member can be wound around the main body (28a) of the locking member.   The blind lower fixing device according to any one of claims 1 to 4, wherein a part of the connecting member can be stored in the main body (28a) of the locking member.

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