JPH0422716Y2 - - Google Patents

Description

[Detailed explanation of the idea] Purpose of invention (Industrial application field) This invention concerns blinds.

(Prior art) Generally, in order to improve the operability of slats, etc., operating devices such as a self-weight drop prevention device, an angle adjustment string guide device, etc. are attached to the head box, and lifting cords and angle 2. Description of the Related Art Blinds are known in which the adjustment strings are operated to raise and lower the blind and adjust the angle of the slats.

(Problems that the invention attempts to solve) However, in the above conventional blinds,
Since the operating device is exposed from the front side of the head box to the inside of the room, there is a problem in that the exposed portion spoils the aesthetic appearance of the room.

This invention was devised in view of the above-mentioned problems, and its purpose is to provide a blind that contributes to improving the aesthetics of a room while reducing production and assembly costs.

Structure of the invention (Means for solving the problem) In order to achieve the above object, this invention provides the operation devices 10, 2 for the head boxes 2, 17, 19.
1 and its head box 2,
Covering members 9, 16, and 23 are disposed on the outside of the operating devices 10 and 21 to cover the exposed portions of the operating devices 10 and 21 on the front surface of the head box, and cover the exposed portions or the outer surface of the head box near the exposed portions. has an engaging relationship with the locking portions 15, 18, 24 provided on the covering members 9, 16, 23, and when engaged, the covering members 9, 16, 23 cover the exposed portions. Support part 12,1 that supports the state
7b and 22 are provided.

(Function) By the above means, the locking parts 15, 18, 24 of the covering members 9, 16, 23 are engaged with the exposed parts of the operating devices 10, 21 or the supporting parts 12, 17b, 22 provided on the outer surface of the head box. The covering members 9, 16, and 23 are supported while covering the exposed portions.

(Embodiment) An embodiment embodying this invention will be described below with reference to the drawings. As shown in FIG. A slat 4 is suspended and supported, and a bottom rail 5 is suspended and supported from the lowest stage of the ladder cord 3. The upper end of the ladder cord 3 is located in the first position in the head box 2.
By rotating an operating rod 7 supported by the angle adjustment shaft 6 shown in the figure and suspended from one side of the head box 2, the angle of each slat 4 can be adjusted in the same phase via the angle adjustment shaft 6 and the ladder cord 3. It's becoming like that.

Lifting cords 8 are passed through each slat 4 near the support portions of the ladder cords 3 on both the left and right sides, and one end of the two lifting cords 8 is connected to the bottom rail 5, and the other end is connected to the inside of the head box 2 on one side. After being led to the same head box 2
In the vicinity of the operating rod 7 at one end, it is suspended from a dead weight drop prevention device 10 (described later) as an operating device covered by a cover 9 as a covering member.

As shown in FIG. 1, this self-weight drop prevention device 10 has a main body 11 fixed to an opening provided at the front bottom of the head box 2, and supports on both sides of the portion of the main body 11 exposed from the front surface of the head box 2. A mounting groove 12 is provided as a section. A fixed roller (not shown) whose outer peripheral surface is provided with a non-slip surface is rotatably supported within the main body 11, and a gear-shaped movable roller 14 is supported on a lower support rod 13. The moving roller 1
The movable roller 14 is placed on the inner surface of the main body 11 that is in contact with the moving roller 14.
An engagement surface (not shown) with a serrated cross section is provided for engagement. And Headbox Stux 2
Two elevating cords 8 guided inside are suspended downward after passing between a fixed roller and a movable roller 14.

The cover 9, which can be attached and detached to the dead weight drop prevention device 10, is molded in a hollow shape from a synthetic resin of the same color as the head box 2 and the slats 4, and has a locking portion on the back side that is hooked to the mounting groove 12 of the dead weight drop prevention device 10. When the protrusion 15 is engaged with the mounting groove 12, as shown in FIG. Twisted and covered.

The operation of the dead weight drop prevention device 10 covered with the cover 9 as described above will be explained. By pulling the lifting cord 8 hanging down from the cover 9 downward, the bottom rail 5 and the slat 4 can be pulled up. Further, when the blind 1 is pulled up to a desired position and the lifting cord 8 is released, the lifting cord 8 tries to rise within the dead weight drop prevention device 10 due to the weight of the bottom rail 5 and the slats 4, but at the same time, the moving roller 14 Since the lifting cord 8 moves upward while engaging with the engaging surface of the roller 11, the lifting cord 8 is sandwiched between the fixed roller and the movable roller 14, and further movement of the lifting cord 8 is prevented. Therefore, by such an operation, blind 1
can be suspended and supported at the desired height.

Now, in Blind 1 as above,
The self-weight drop prevention device 10 is covered with a cover 9 that is engaged with a mounting groove 12 of a main body 11 of the device. Since the cover 9 has the same color as the head box 2 and the slats 9, the metal-colored self-weight fall prevention device 10 is hidden, thereby improving the aesthetic appearance of the room. Moreover, in order to cover the exposed portion of the self-weight drop prevention device 10 toward the indoor side, the protrusion 1 of the cover 9 must be
5 only needs to be engaged with the mounting groove 12 of the device main body 11, so the assembly work can be easily performed. Furthermore, the mounting groove 12 is connected to the protrusion 15 on the cover 9 side.
The cover 9 may be formed in any position and manner on the exposed part or on the outer surface of the head box 2 near the exposed part as long as the cover 9 can be supported while covering the exposed part when engaged with the head box 2. The aspect is not limited to the one in which the support is fitted and supported, but it is also possible to have a configuration in which the support is latched. Therefore, there is a degree of freedom in design, and a simpler configuration can be selected depending on the installation location, so that the production cost can be reduced while achieving the above-mentioned objective of improving the aesthetic appearance of the room.

Note that this invention is not limited to the above-mentioned embodiment. For example, in the above-mentioned embodiment, the cover 9 has a structure in which the protrusion 15 of the cover 9 is engaged with the mounting groove 12 of the self-weight drop prevention device 10. As shown in FIG. 4, a hook portion 18 as a locking portion that is hooked to the upper edge 17b (support portion) of the head box 17 is provided on the upper part of the cover 16;
The cover 16 may be attached to the head box 17 by the engaging portion 18. A shielding plate 17a is provided at the lower rear of the head box 17, and when the slat 4 is fully closed, the uppermost slat 4 and the head box 1 are protected by the shielding plate 17a.
7 is shielded to prevent leakage of external light.

In addition, as shown in FIG.
An angle adjustment string guide device 21 is provided near the dead weight drop prevention device 10 on the front side, and hangs an angle adjustment string 20 wound around an angle adjustment pulley (not shown) fixed to the angle adjustment shaft 6. Attachment grooves 22 are formed on both sides of the exposed part of the angle adjustment string guide device 21, and the angle of the protrusion 24 of the cover 23 for covering the operating devices of both the self-weight drop prevention device 10 and the angle adjustment string guide device 21 is adjusted. It may be inserted into the mounting groove 22 on one side of the string guide device 21 and the mounting groove 12 on one side of the dead weight drop prevention device 10 to cover both the dead weight drop prevention device 10 and the angle adjustment string guide device 21. Alternatively, separate covers may be attached to the self-weight drop prevention device 10 and the angle adjustment string guide device 21, respectively.

Furthermore, the color of the cover 9 is not necessarily the same as the color of the headbox 2 and slats 4, and even if it is different from the color of the headbox 2 and slats 4, any combination may be used as long as it improves the aesthetic appearance. Further, the cover 9 can also function as a decoration depending on its color and shape.
Furthermore, if the color of the blind 1 is determined in advance, the cover 9 may be non-removably fixed to the head box 2.

Effects of the invention As detailed above, the present invention provides the operating device 10,
21 are covered with the covering members 9, 16, 23, the presence of the operating devices 10, 21 is not noticeable and the aesthetic appearance of the room can be improved. The side locking parts 15, 18, 24 are connected to the exposed part side support part 1.
2, 17b, 22, the assembly cost can be reduced, and furthermore, the locking portions 15, 18, 24 that have an engaging relationship with each other can be lowered.
Since there is a degree of freedom in design between the blinds and the support parts 12, 17b, and 22, a simpler configuration can be selected depending on the mounting location of the blind, and manufacturing costs can be lowered, which is an excellent effect. do.

[Brief explanation of drawings]

Fig. 1 is an exploded perspective view showing the dead weight drop prevention device and cover embodying the present invention, Fig. 2 is a front view also showing the blind, and Fig. 3 is a perspective view showing the cover attached to the dead weight drop prevention device. 4 and 5 are perspective views showing another embodiment. Head box...2, 17, 19, cover as a covering member...9, 16, 23, dead weight drop prevention device 10 and angle adjustment string guide device as an operating device...21, mounting groove as a support section...12 ，
22 and the upper edge of the head box...17b, the protrusion as a locking part...15, 24, and the hook part...1
8.

Claims (1)

[Claims for Utility Model Registration] 1. The operating devices 10, 21 are attached to the head boxes 2, 17, 19, and the operating devices 10, 21 are exposed to the front surface of the head boxes on the outside of the head boxes 2, 17, 19. Covering members 9, 16, 2 formed to be able to cover
3, and the covering members 9, 16,
Support parts 12, 17b which have an engaging relationship with the locking parts 15, 18, 24 provided in 23, and support the covering members 9, 16, 23 in a covering state with respect to the exposed parts when engaged. , 22. 2 The support portion is a support groove 1 provided in the exposed portion of the operating device 10, 21 to the front surface of the head box.
2, 22, and the locking portion is the covering member 9, 2.
3. The blind according to claim 1, which is a utility model, wherein the ridges 15 and 24 are provided so as to be able to engage with the support grooves 12 and 22. 3. The support portion is the upper edge 17b of the head box 17 having a channel-shaped cross section, and the locking portion is the upper edge 17b of the head box 17 with respect to the covering member 16.
The blind according to claim 1, which is a hook portion 18 that can be hooked onto an upper edge 17b of the blind.