CN2425191Y - Improved structure of shutters - Google Patents

Abstract

The utility model relates to an improved structure of a shutter curtain, which comprises an upper rail, a lower rail, a plurality of tying belts, a plurality of blades, two pull ropes, a regulating rod and two block stop parts, wherein, the pull ropes can control the lift of the lower rail in order to unfold and fold the shutter curtain, and the regulating rod is used for users to rotate and regulate the angle of the blades. In addition, the block stop parts are arranged on the rope segment for users to pull when the shutter curtain is unfolded. The block stop parts are arranged at a position with a preset distance away from the upper part of a penetrating opening of the upper rail. When the rope segment penetrating through the blades is pulled, the block stop parts can timely bunt the outer part of the penetrating opening in order to prevent the rope from being pulled continuously to form a large segment of wrapping rope.

Description

The structure-improved of sun blind

The utility model is relevant with sun blind, the more detailed structure-improved that is meant a kind of sun blind.

See also shown in Figure 1, the structure of commonly using sun blind is on one, following rail 1, be binding with number system band 3 between 2, and form in these frenulums 3 and parallelly between the gap to have placed most curtain blades 4, in addition with two stay cord 5a, the end of 5b distinctly is fixedly arranged on two side positions of this time rail 2, and stay cord 5a, the 5b other end is after passing these blades 4 and going up rail 1, one of rail 1 wears mouthful (figure does not show) and locates to pass on this, this ran that passes is to control this time rail 2 liftings location for user's drawing, in other words, it is to change this regular length stay cord 5a, 5b for the ran length of user drawing for controlling these sun blind for launching or placing, in addition, be provided with an adjusting lever 6 on these sun blind again and revolve the effect of holding predetermined angular and reaching light modulation according to this to adjust these blades 4.

Yet, above-mentioned sun blind structurally still have not attain and improve and hiding dangerous place, promptly, when if this child of the ran 5a ignorant that is arranged in these blades 4 plays when pullling out, this part 5a ' that is drawn out of will form a ran that unrolls, for fond of play and do not know for the dangerous child, in case played when being placed on the neck when the ran that unrolls, then easy asphyxiant danger, as shown in Figure 1; To this, just there is the dealer will supply the ran of drawing fixed to twine the mode and the collar tied up, phase prevents that to utilize this collar to keep out to reach in the wearing mouthful the place of last rail stay cord from forming the possibility of the ran that unrolls, only, above-mentioned consolidation style must form a doubling end face in the doubling mode with the stage casing of stay cord and wear formation one loops behind the collar, the stay cord free end being worn this loops in good time and tie a knot to begin to constitute is enough to keep out in wearing mouthful knot in the outside, and it causes inconvenience in the whole fixed operation and time-consuming.

In view of this, this case creator thinks funiculus through detailed, and the long-pending experience of being engaged in curtain manufacturing and developmental research for many years, and generation of the present utility model is arranged eventually.

That is, main purpose of the present utility model is to provide a kind of structure-improved of sun blind, and it provides the product of the curtain with more convenient usability.

Edge is to reach above-mentioned purpose, the structure-improved of a kind of sun blind provided by the utility model, be in rail on one and once wear most blades and form this sun blind with two stay cords between the rail, and these stay cord one ends also one wear a mouthful place and pass from what should go up rail, and this ran that passes is to locate with the lifting of controlling this time rail for user's drawing; It is characterized in that: the ran of this confession drawing is in being formed with a knot at a distance of mouthful preset distance that wears that should go up rail; At least one stop part, be the knot top place that cover is set in this confession drawing ran, it has one of export of smaller aperture due and larger aperture and penetrates mouth, and this export just confession stay cord wears, wear the entrance and this knot plug is butted on this, use making the unlikely downslide of this stop part; By this, when these sun blind when launch using, this stop part can wear a mouthful place in being located in time to fasten in this when ran between these blades is pullled, so that prevent that the ran at this place from being pulled out.

Wherein this stop part has a class hole that provides, and this top, class hole is this export, and its bottom is then for this penetrates mouth, and the knot of other this stay cord is worn the entrance from this and filled in and be contained in this class hole.

Wherein this stop part has with this export and this and penetrates the profile groove that is communicated with of mouth.

Wherein the following rail of these sun blind is can utilize the one group of fixator that is installed on the wall to do to fix the location.

Wherein this time rail both sides end face is respectively equipped with a hole clipping, and this group fixator sets firmly respectively with second splint on the wall that is positioned at this time rail two side positions, and the clamping plate inner face is convexly equipped with a tenon.

Wherein the knot of this stay cord is to be located on this rail to wear mouthful about 3 to 4 inches positions, below be good.

Below, enumerate preferred embodiment of the present utility model now, and after cooperating following diagram to be described in more detail in, wherein:

Fig. 1 is the hiding dangerous user mode schematic diagrames of general sun blind.

Fig. 2 is the part sectional block diagram of the utility model stop part.

Fig. 3 is the relevant position schematic diagram of the utility model stop part and stay cord.

Schematic diagram when Fig. 4 is the utility model stop part and stay cord blocking.

Fig. 5 partly cuts open schematic diagram for another form of the utility model stop part.

Fig. 6 is applied to the schematic diagram of sun blind for the utility model stop part.

Fig. 7 is another preferred embodiment schematic diagram of the utility model stop part.

Fig. 8 will descend the fixing schematic diagram of rail for the utility model utilizes one group of fixator.

Please cooperate earlier consult shown in Figure 6, the utility model sun blind are by rail 10 on, once rail 20, number system band 30, most blade 40, two stay cords 50 and an adjusting lever 60 are formed, because above-mentioned member is the composition structure that belongs to general sun blind, holds and does not give unnecessary details; And the safeguard construction design of main improvement of the present utility model when focusing on sun blind and launching to use fully:

Please consult Fig. 2 simultaneously to shown in Figure 4, this is gone up one of rail 10 separately and wears mouthful 11 places to pass on the ran 51 for user's drawing be that cover out of the ordinary earlier is installed with a columned stop part 70, this stop part 70 has a class hole 71 that provides, and these 71 tops, class hole are that an export 711 of smaller aperture due just can wear for this stay cord 50, its bottom then penetrates mouth 712 for one of larger aperture, again, 71 stage casings, class hole form a shoulder 713 of bringing together; In addition, this ran 51 at a distance of should go up rail 10 to wear mouthful 11 preset distances (about 3 to 4 inches) be to have formed a knot 511, this knot 511 can penetrate mouthful 712 places from this and fill in and be resisted against on this shoulder 713, in view of the above, makes that this stop part 70 is unlikely to carry over stay cord and glide.

More than be the structure of the utility model sun blind each member when launch using fully and the explanation of relevant position thereof, again the effect that is provided with of this stop part 70 be described below now:

When sun blind when launch using, it exposes for ran 51 length of user's drawing fixes, the user just is installed in this stop part 70 on this rail 10 in view of the above and wears mouthful about 3 to 4 an inches distance and position place, 11 belows, with this stay cord 50 of box lunch be arranged between these blades 40 ran not very this child play when pullling, this stop part 70 will be kept out in this and be worn mouthful 11 outsides, and the knot 511 of stay cord 50 resists because of the shoulder 713 of this stop part 70, therefore, this stay cord 50 can't continue to be formed the ran that unrolls from these blades 40 middle partly pulling out again, or, though this stay cord 50 has the possibility that is drawn out a bit of length, but its ran of pulling out is not sufficient to constitute big loop, so the backstop action that this stop part 70 is provided has more safe handling to sun blind.

Again, this stop part is can give its form suitably changing design under the constant condition of basic structure again, uses can be the effect that sun blind bring decoration, and spheroidal stop part as shown in Figure 5 promptly is.

In addition, see also shown in Figure 7, it is another embodiment schematic diagram of the utility model stop part, wherein, this stop part 80 has this class hole of running through 81 equally, and this class hole 81 has this export and this penetrates mouth, and stop part 80 is also cut and is provided with a profile groove 82 that is communicated with this class hole 81, by this, this stop part 80 can these profile groove 82 places and be incorporated into the knot top of this ran from stay cord one side in the mode of plugging, and it provides the structure of more quick assembling.

Again, as shown in Figure 8, the utility model sun blind are respectively equipped with a hole clipping 21 on the both sides end face of rail 20 under it, and one group of fixator 90 is made up of second splint 91, these each clamping plate 91 installings are positioned on the wall of 20 liang of side positions of this time rail, and these clamping plate 91 inner faces are convexly equipped with a tenon 92, with these sun blind of box lunch when launch using fully, utilize these tenon 92 buttons to tie in these hole clippings 21, it is spacing to make that this time rail 20 stably is fixed, in view of the above, be placed through on this, following rail 10, stay cord 50 between 20 is drawn out unlikely, and it more increases the safe handling of these sun blind.

In sum, the utility model is with easy structure setting, stops that stay cord by mistake extracted and form out the hiding danger that ran brought of unrolling so that can provide, and it increases the insurance safety that product uses, and, the utility model has its progressive practicality in fact in like product, go up conveniently with use, again, the utility model there is no identical items and sees publication or public use before application, being to have possessed novel patent requirement so that, the utility model is real, files an application in the whence in accordance with the law.

Only, the above person only is a preferable possible embodiments of the present utility model, changes so use the equivalent structure that the utility model manual and claim do such as, ought to be included in the claim of the present utility model.

Claims (6)

1. the structure-improved of sun blind, be in rail on one and once wear most blades and form these sun blind person with two stay cords between the rail, and these stay cord one ends also one wear a mouthful place and pass from what should go up rail, and this ran that passes is to locate with the lifting of controlling this time rail for user's drawing; It is characterized in that:

The ran of this confession drawing is in being formed with a knot at a distance of mouthful preset distance that wears that should go up rail;

At least one stop part is the knot top place that cover is set in this confession drawing ran, and it has one of export of smaller aperture due and larger aperture and penetrates mouth, and this export just confession stay cord wears, and this knot plug is butted on this and wears the entrance.

2. according to the structure-improved of the described sun blind of claim 1, it is characterized in that wherein this stop part has a class hole that provides, this top, class hole is this export, its bottom is then for this penetrates mouth, and the knot of other this stay cord is worn the entrance from this and filled in and be contained in this class hole.

3. according to the structure-improved of the described sun blind of claim 1, it is characterized in that wherein this stop part has with this export and this and penetrates the profile groove that is communicated with of mouth.

4. according to the structure-improved of the described sun blind of claim 1, it is characterized in that wherein the following rail of these sun blind is can utilize the one group of fixator that is installed on the wall to do to fix the location.

5. according to the structure-improved of the described sun blind of claim 4, it is characterized in that wherein this time rail both sides end face is respectively equipped with a hole clipping, and this group fixator sets firmly respectively with second splint on the wall that is positioned at this time rail two side positions, and the clamping plate inner face is convexly equipped with a tenon.

6. according to the structure-improved of the described sun blind of claim 1, it is characterized in that wherein the knot of this stay cord is to be located on this rail to wear mouthful about 3 to 4 inches positions, below be good.

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