CN2576943Y

CN2576943Y - Horizontal blind window curtain

Info

Publication number: CN2576943Y
Application number: CN 02252378
Authority: CN
Inventors: 林雅莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-10-16
Filing date: 2002-10-16
Publication date: 2003-10-01
Anticipated expiration: 2012-10-16

Abstract

The utility model relates to a horizontal blind window curtain, which comprises an upper track, a lower track of which parallel position is positioned below the upper track and which is used for providing counterweight, a plurality of vanes which are arranged at intervals between the upper track and the lower track, and two pull rope mechanisms which are used for unfolding and folding the lower track and the vanes, wherein, one pull rope mechanism is arranged on the left, the other is arranged on the right, and each pull rope mechanism is provided with an upper pulley which is pivoted in the upper track, and the pull rope is used for lifting up the lower track. Each of the two pull rope mechanisms is provided with a lower pulley, the lower pulley is pivoted in the lower track and is positioned below the corresponding upper pulley, one end of both of the two pull ropes is fixed at the bottom of the upper track, and the two pull ropes are continuously penetrated the lower track, are revolved and sheathed around the corresponding lower pulley, are upward extended, and are penetrated in the upper track after the pull ropes are penetrated through each vane. After the two pull ropes are subsequently sheathed around the corresponding upper pulley wheel, and the two pull ropes are penetrated through the upper track in the positioning mode, and are downward extended. The utility model has the effect of labour saving of unfolding and folding.

Description

The horizontal type louver curtain

[technical field]

The utility model relates to a kind of sun blind, particularly relates to a kind of horizontal type louver curtain.

[background technology]

The general curtain of in window, being installed, its installing effect is normally for shielded from sunlight and confidentiality is provided, horizontal type louver curtain as shown in Figure 1, include a hollow strip and have the last rail 11 in U font cross section, one parallel position is used to provide the following rail 12 of counterweight below the rail 11 on this, most sheet parallel interval are arranged on the blade 13 of 12 on rail 11 and following rail on this, two are used for folding the pull rope mechanism 2 of this time rail 12 and these blades 13, one is installed in and is used for adjusting the angle-adjusting mechanism 14 that these blades 13 are set up angle on this on the rail 11, and a stay cord locator 15.

Should go up rail 11 can be used to be horizontally fixed on the metope or window frame of window top.

These blades 13 all have two respectively the position at it at both ends and along the perforation 131 of extending perpendicular to its length direction.

But this angle-adjusting mechanism 14 has one to be extended and rotatably is installed in the beat wheel 142, that axostylus axostyle 141, two one in the rail 11 this on are assembled in respectively on the two opposite ends of axostylus axostyle 21 rotatably rail 11 adjusting levers 144 inner and that provide these drivings box 143 driving forces that this axostylus axostyle 141 is rotated for the driving boxes 143, that this axostylus axostyle 141 passes can be operated rotation this on fixedly are provided along going up rail 11 length directions, reaches two and is subjected to this two beat to take turns 142 synchronous drives respectively and changes the positioning rope group 145 of the angle of these blades 13.

This stay cord locator 15 is proximal end positions that are packed in rail 11 on this.

These two pull rope mechanism, 2 summarys are to be the first from left right side state is set, and all have a top sheave 21 that is journaled into rail 11 inside on this, and one walks around on the stay cord 22 of this top sheave 21 with the middle part cover.

Cooperate shown in Figure 2, each top sheave 21 has a wheel seat 211 and and takes turns body 212, this takes turns body 212 is to be journaled into rotationally on this wheel seat 211, and wheel seat 211 is to be fixed on this in rail 11, and making wheel body 212 is flatly to be journaled on this in rail 11 along a bearing of trend perpendicular to rail on this 11 with the one pivot axis.

Each stay cord 22 all has the position and holds end 222 in the end 221 of wearing of its two end opposite with drawing, this wears end 221 is the perforation 131 of passing rail 11 and these blades 13, and be fixed in down rail 12 with end, stay cord 22 cover walk around corresponding top sheave 21 one be the extension of turning right after taking turns ditch 213, draw with it again and hold end 222 and penetrate this stay cord locator 15 and, pull operation for the user from last rail 11 positive passing and past sagging establishing.

When this two stay cord 22 of drawing down hold pull end portion 222 time, rolling by top sheave 21, can make the lifting of stay cord 22 comparatively sliding suitable, and then but this time of interlock rail 12 is toward top offset, when the strength of drawing the pull end portion 222 of holding of holding this two stay cord 22 disappears, the past bottom offset of the weight that can borrow this time rail 12 to possess.

The function that is provided with as for this stay cord locator 15, be can be when drawing of this two stay cord 22 held end 222 toward two opposite transverse direction drawings, clamping is provided or loosens the effect of this two stay cord 22, rail 12 is positioned on the predetermined height, and because the operative relationship of this stay cord locator 15 and stay cord 22 is not the design focal point of this case, therefore no longer describe in detail.

In addition, aforementionedly being used for adjusting the angle-adjusting mechanism 14 that these blades 13 are set up angle, is not this case emphasis place equally, does not therefore further specify its operation situation yet.

Rail 12 is positioned at predetermined altitude to the above-mentioned curtain of horizontal type louver in the past under these two stay cords, 22 interlocks by operating, make rising, the decline of blade 13 because of last rail 12, and be superimposed with each other or down expansion at interval, that is to say, when curtain does not provide screening effect, down drawing of this two stay cord 22 of application of force drawing held end 222, makes that these blades 13 are up overlapping to fold, and its applied force amount is equivalent to the following rail 12 and each blade 13 weight summation that are up folded.On the contrary, when needs utilize curtain to do to cover, hold end 222,, just can down launch these blades 13 automatically by the counterweight of rail down 12 itself as long as discharge drawing of these stay cords 22.

Because this type of horizontal type louver curtain is held the application of force that end 222 is provided drawing of this two stay cord 22 of drawing down, be to be used for up drawing high down rail 12 and to be folded overlapping blade 13, therefore be of a size of when not only high but also wide when curtain, will be because of down rail 12 be very heavy with the overall weight of blade 13, and have effort, be difficult for the puzzlement of drawing.

[utility model content]

The purpose of this utility model is to provide a kind of labour-saving horizontal type louver curtain that folds.

Based on above-mentioned purpose, the utility model provides a kind of horizontal type louver curtain, include about one blade, two pull rope mechanism that rail on the hollow strip that extends, parallel the position following rail below the rail, most sheet parallel interval on this are arranged on this between rail and following rail and are provided with perforation at both ends, reach a stay cord locator that is packed in rail end on this;

This two pull rope mechanism is that a first from left is right to be provided with, and all has a top sheave that is journaled into rail inside this on, and a stay cord, and this stay cord is to pass this stay cord locator and past sagging establishing; It is characterized in that:

This two pull rope mechanism has a lower sheave respectively, this lower sheave is to be journaled into the interior also position of this time rail below the corresponding top sheave of institute, this two stay cord all is to be fixed on flange of rail portion with the one end, and its other end then down passes the perforation of each blade and penetrates down rail and revolving sleeve is walked around pairing lower sheave and up passed the perforation of each blade and penetrate rail and cover is walked around institute's corresponding top sheave and pass this stay cord locator.

Described horizontal type louver curtain, it is characterized in that: the perforation of this blade all is along extending perpendicular to its length direction, the top sheave of each pull rope mechanism is along a bearing of trend perpendicular to rail on this with the one pivot axis, flatly be journaled on this in rail, and the lower sheave of this pull rope mechanism is to stretch direction with its pivot axis along the edge of this time rail, flatly is journaled in this time rail.

Described horizontal type louver curtain is characterized in that: this lower sheave can have a wheel seat and and take turns body, and this takes turns body is to be journaled into rotationally in this wheel seat, and this wheel seat is to fill in dress to be fixed in the rectangular embedding hole of being offered by this time tread face.

Take a broad view of above-mentioned, the utility model can provide a kind of labour-saving horizontal type louver curtain that folds really, by the labor-saving effect that these pull rope mechanism provided, make when whole horizontal type louver curtain is not only wide but also high, can effectively improve the puzzlement that designing institute existence in the past folds effort, is difficult for drawing, so very practical really and progressive.

[description of drawings]

Below by most preferred embodiment and accompanying drawing horizontal type louver curtain of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is the stereogram of horizontal type louver curtain in the past.

Top sheave among Fig. 2 Fig. 1 is assembled in the side cutaway view in the rail on.

Fig. 3 is the schematic perspective view of the utility model horizontal type louver curtain embodiment.

Fig. 4 is the partial elevational generalized section of a pull rope mechanism region of interest among this embodiment.

Fig. 5 is the local side-looking section enlarged diagram of this pull rope mechanism region of interest among Fig. 4.

[specific embodiment]

As shown in Figure 3, the horizontal type louver curtain of the utility model embodiment, include 3, the one parallel position of rail on and on this, be used to provide the following rail 4 of counterweight, most sheet parallel interval below the rail 3 and be arranged on the pull rope mechanism 6 that rail 3 and the blade 5, two of 4 on following rail on this are used for folding this time rail 4 and these blades 5, reach a stay cord locator 7 that is used for locating this two pull rope mechanism 6.Should go up rail 3 is to be the hollow strip with U shaped sections equally, can be used to be horizontally fixed on the metope or window frame of window top.These blades 5 all have two respectively the position at it at both ends and along the perforation 51 of extending perpendicular to its length direction.This stay cord locator 7 is proximal end places that are packed in rail 3 on this.

Improvement of the present utility model focuses on this two pull rope mechanism 6, these two pull rope mechanism, 6 summarys are the first from left right side state are set, all have a top sheave 61, that is journaled into rail 3 inside on this and be journaled in this time rail 4 and the lower sheaves 62 of corresponding position below this top sheave 61, and be used for slinging this time rail 4 and pass the stay cord 63 of these blades 5.

The setting of each top sheave 61 was with curtain was identical in the past, be equally with the one pivot axis along a bearing of trend perpendicular to rail on this 4, flatly be journaled on this in rail 3.

Cooperate shown in Figure 4ly, each lower sheave 62 is to stretch direction with its pivot axis along the edge of this time rail 4, flatly is journaled in this time rail 4.This lower sheave 62 has a wheel seat 621 and and takes turns body 622, this takes turns body 622 is to be journaled into rotationally in this wheel seat 621, and this wheel seat 621 to be a rectangular embedding hole 41 plug dresses of offering via this time rail 4 end faces from top to bottom be fixed in this time rail 4, making this take turns body 622 is flatly to be journaled in this time rail 4 with the bearing of trend of one pivot axis along this time rail 4.

Cooperate shown in Figure 5, this two stay cord 63 all has the position and holds end 630 in the end 631 of wearing of its two end opposite with drawing, the end 631 that wears of each stay cord 63 is to be fixed on rail 3 bottoms with one end 632 (only seeing Fig. 5), and after down passing the perforation 51 of each blade 5, continuous penetrate down rail 4 and with 180 spend the angular convolution pivoted housings walk around corresponding lower sheave 62 wheel body 622 one take turns ditch 623, then up extend and penetrate rail 4 and walk around one of top sheave 61 with 90 degree corner covers and take turns ditch 611, draw with it more at last and hold end 630 and penetrate this stay cord locator 7 and, pull operation for the user from last rail 3 positive passing and past sagging establishing.

Borrow the composition of above-mentioned member, each pull rope mechanism 6 setting up in the present embodiment by this lower sheave 62, principle according to merit is calculated, as long as with one times the power pull end portion 630 of holding of drawing stay cord 63 down, the unrolled effect of lower sheave 62 of end 631 that wears via stay cord 63, but weight with regard to the pull-up double weight, that is to say, when the pull end portion 630 of holding of these pull rope mechanism 622 medium pulling ropes 63 of drawing down, when up folding down rail 4 with each blade 5, can make the pulling force that is applied be reduced to down half of rail 4 and each blade 5 weight, therefore possess extraordinary labor-saving effect.

Claims

1, a kind of horizontal type louver curtain, include about one blade, two pull rope mechanism that rail on the hollow strip that extends, parallel the position following rail below the rail, most sheet parallel interval on this are arranged on this between rail and following rail and are provided with perforation at both ends, reach a stay cord locator that is packed in rail end on this;

2, horizontal type louver curtain as claimed in claim 1, it is characterized in that: the perforation of this blade all is along extending perpendicular to its length direction, the top sheave of each pull rope mechanism is along a bearing of trend perpendicular to rail on this with the one pivot axis, flatly be journaled on this in rail, and the lower sheave of this pull rope mechanism is to stretch direction with its pivot axis along the edge of this time rail, flatly is journaled in this time rail.

3, horizontal type louver curtain as claimed in claim 1, it is characterized in that: this lower sheave has a wheel seat and and takes turns body, this takes turns body is to be journaled into rotationally in this wheel seat, and this wheel seat is to fill in dress to be fixed in the rectangular embedding hole of being offered by this time tread face.