CN2660080Y

CN2660080Y - Gravity regulator of curtain down rail

Info

Publication number: CN2660080Y
Application number: CN 03238457
Authority: CN
Inventors: 粘铭
Original assignee: Nien Made Enterprise Co Ltd
Current assignee: Nien Made Enterprise Co Ltd
Priority date: 2003-04-21
Filing date: 2003-04-21
Publication date: 2004-12-01
Anticipated expiration: 2013-04-21

Abstract

The utility model provides a gravity center adjuster for curtain bottom rail; the gravity center adjuster mainly comprises an adjusting wheel, a rewinding wheel, a clump weight and a rope; the adjusting wheel and the rewinding wheel are equipped under the curtain side by side; the clump weight is equipped between the adjusting wheel and the rewinding wheel and can be displaced right and left; the rope is wound on the cirque surfaces of the adjusting wheel and the rewinding wheel and connected with the clump weight; when users rotate the adjusting wheel, the rope can be driven to glide and wind along the rope direction and draw the clump weight right and left; in this way, people can realize the object of adjusting the gravity center of the bottom rail and keeping the bottom rail level.

Description

The center of gravity adjusting device of rail under the curtain

Technical field

The utility model is relevant with curtain, particularly about a kind of ascending/decending curtain (for example roller shutter, blind) that is applied to, can adjust the device of following rail (bottom rail) center of gravity of this curtain.

Background technology

Shown in Figure 7 is a kind of existing roller shutter, and this roller shutter 90 consists predominantly of: a reel 91 laterally is hubbed at the window apical margin; Once rail 92, are parallel to reel 91 belows; Some soft blades 93 are listed in reel 91 and reach down between the rail 92; Two zephyr sheets 95, cover is overlying on these blade 93 the place aheads and rears respectively, apical margin is linked to reel 91, root edge is linked to down rail 92, and these blades 93 of one in front and one in back contacting respectively, like this, hazily cover the both sides, front and back that are overlying on these blades 93 by this two cloth sheet 95, can produce the sieve light and the screening effect that are different from traditional blind, and be a kind of graceful unique style of indoor construction.The user can (by manual or electronic mode) control make this reel 91 continue rotation, so that these blades 93 and cloth sheet 95 are up furled to reel 91 side faces.

Aforementioned existing roller shutter 90 has one and waits improvements, promptly; This time rail 92 is suspended in midair by this two cloth sheet 95, should keep level ideally; But on practice because the tension force that cloth sheet 95 is generally tulle and so on is difficult to symmetery, following rail 92 strength of being suspended in midair in fact be not bilateral symmetry; Add this time rail 92 (be generally aluminium extruded type, and plastic cover being established at two ends, the left and right sides in addition) when producing and assemble, the distribution of weight of itself is difficult to uniformity, and this is also influential for aforementioned suspention harmony; Therefore, this reel 91 and can't be kept the level of this time rail 92 really on the practice when furling blade 93 and cloth sheet 95, promptly descends rail 92 regular meetings to present high low attitude gradually on one side on one side along with raising distance, as shown in Figure 8.So, when existing roller shutter 90 furled the curtain face to the window apical margin or is positioned at midway height, following rail 92 regular meetings obviously presented the heeling condition of certain direction, influence curtain and indoor attractive in appearance.

The utility model content

Main purpose of the present utility model is promptly providing the center of gravity adjusting device of rail under a kind of curtain, it is the following rail that is applied to aforementioned roller shutter or other ascending/decending curtain, be available for users to remove to adjust its position of centre of gravity in response to the existing unbalanced situation of this time rail, use making down rail keep horizontal attitude, allow curtain and the indoor neat appearance that shows.

Another purpose of the present utility model is then at the curtain that rail center of gravity under a kind of the adjustment is provided, its down rail be available for users to remove to adjust position of centre of gravity in response to existing unbalanced situation, use making down rail keep horizontal attitude, allow curtain and indoor apparent neat appearance.

Take off purpose for before reaching, the utility model is that rail is pivoted and one adjusts wheel and a wheel that unrolls under curtain, and the pivot axle center of the two is vertically, and is the right arrangement of a first from left and the segment distance of being separated by, and wherein, this adjustment is taken turns and is available for users to direct rotation; But adjust wheel and unroll and be provided with the balancing weight of a left and right displacement between the wheel; Other has a rope to adjust the wheel and the wheel side face that unrolls around being placed in, but and engage and interlock with balancing weight; So, the user is promptly rotatable to be adjusted wheel and drives rope and rotate along the slippage of rope body direction, uses drawing balancing weight left and right displacement, reaches the purpose of adjusting rail center of gravity down, making down rail maintenance level.

For the utility model can be described, a conjunction with figs. and a preferred embodiment now is elaborated to structure of the present utility model and effect.Wherein used brief description of drawings is as follows:

Description of drawings

Fig. 1 is the stereogram of the utility model one preferred embodiment;

Fig. 2 is the three-dimensional exploded view of the following rail part of the utility model one preferred embodiment;

Fig. 3 is the sectional top plan view of the following rail part of the utility model one preferred embodiment;

Fig. 4 is the front section view of the following rail part of the utility model one preferred embodiment;

Fig. 5 is the sectional view along 5-5 hatching line among Fig. 3; And

Fig. 6 is Fig. 3 roughly the same, is the state after the balancing weight displacement that shows wherein.

The specific embodiment

Please consulting Fig. 1 earlier, is the roller shutter 10 that an application has the utility model " the center of gravity adjusting device of rail under the curtain ", and the general structure of this roller shutter 10 is that it includes: a reel 11 laterally is hubbed at the window apical margin for existing; Once rail 12, are parallel to reel 11 belows; Some blades 13 are listed in reel 11 and reach down between the rail 12; Two connection cord groups, 14, one the first from left right sides, these blades 13 of vertically contacting separately, and two ends, the end, top are linked to reel 11 and following rail 12 respectively; One cloth sheet 15, its only about half of area position be in these blade 13 the place aheads, and second half area position is at these blade 13 rears, and the central part between the two halves of front and back holds down rail 12 bottom sides, and the apical margin of front and back two halves all is linked to reel 11.Wherein, this cloth sheet 15 that pattern is set is different with " a cloth sheet 95 is respectively established in forward and backward both sides " of before taking off existing roller shutter 90, only this partly be this case inventor another invention

Separate case is applied for a patent, and its structure, effect all do not have direct correlation with the utility model, so not at this detailed description.Except structure, this roller shutter 10, basic functions such as lifting, blade lean also are known, will not give unnecessary details equally.

Only just have this time rail 12 of direct correlation partly to be described further with the utility model herein: please cooperate and consult Fig. 2, this time rail 12 is one to be the aluminium extruded type of flat strip, and its end face is the plane, and the bottom surface is a convex globoidal; Following rail 12 inner hollow, and central authorities have one along the mesospore 16 of major axis to complete extension, this mesospore 16 will descend rail 12 inside to be divided into forward and backward two chambers 17,18; The middle position of these mesospore about 16 two ora terminalis respectively adds out a notch 19.

Please cooperate again and consult 3～5 figure, the two ends, the left and right sides of this time rail 12 engage an end cap 21 respectively, and each end cap 21 penetrates one-body molded with plastic cement, generally be a L shaped plate sheet, are haply to be made of the horizontal supporting spring 23 that a lateral plate 22 and of erectting is linked to lateral plate 22 root edges.An abaculus 24 is respectively protruded in close two lateral margin positions at lateral plate 22 inner faces; Each end cap 21 is by this two abaculus 24 being inserted down the inner and caulkeds of rail 12 in forward and backward two corners, and is fixed in rail 12 ends down.During end cap 21 location, lateral plate 22 is to cover the end face opening of rail 12 down, and 23 of supporting springs are kept a determining deviation with following rail 12 bottom surfaces and passed through for aforementioned cloth sheet 15.In addition, the position of the lateral plate 22 of each end cap 21 rail 12 the place ahead chambers 17 under correspondence is respectively equipped with the hollow mouth 25 of a lalongate.In order to save cost, this example is when moulding end cap 21, on lateral plate 22, form the two shaped as frame lines 26 (can be indenture or discontinuous crack) of symmetry in advance, the assembler can be by shaped as frame line 26 auxiliary, shaped as frame line 26 internal areas with lateral plate 22 certain side remove (another side then keeps complete) simply, to form the hollow mouth 25 of rail 12 the place ahead chambers 17 under the aforementioned correspondence; By this, the end cap 21 of same specification can be used in down two ends, rail 12 left and right sides.

As shown in Figure 1, present embodiment is at two ends, this time rail 12 inner left and right sides one center of gravity adjusting device 30 to be set respectively, the structure of this two adjusting device 30 identical (correct should decide bilateral symmetry), and Fig. 2～6 only show and are arranged on down rail 12 left end persons.As shown in the figure, respectively this center of gravity adjusting device 30 is to include:

One casket seat 40 is flat strip, and its central part is provided with the activity space 41 of a break-through top, end two side faces, and in addition, casket seat 40 two ends are respectively equipped with one by the room 42,43 of end face break-through to this activity space 41.Casket seat 40 is to be intercalated in the place ahead chamber 17 of this time rail 12, and casket seat 40 outer end inner edges have a projection 44, is to fasten in the notch 19 of rail 12 mesospores 16 down, makes casket seat 40 be positioned at the position that the outer end trims down rail 12 end faces.

One adjusts wheel 50, is flat circle wheel, and side face is provided with in an annular recess 51 and the groove and is provided with the coarse groove (not shown).Adjusting wheel 50 and be mat one vertical shaft tip 52 is hubbed at and holds in the room 42 outside this casket seat 41, and (in other words adjustment wheel 50 outsides appropriateness is protruding exposes casket seat 40 outer ends, be to exceed rail 12 end faces down), simultaneously, adjusting wheel 50 is hollow mouth 25 positions that correspondence is positioned at this end cap 21, makes the user to take turns 50 side faces and to be dialled commentaries on classics with the finger touch adjustment.

One wheel 60 that unrolls, shape is same as adjusts wheel 50, is that mat one vertical shaft tip 62 is hubbed at end room 43 within this casket seat 40, with adjust take turns 50 relative about being.

One balancing weight 70, metal material is flat rectangular plate, and length and width are all less than the activity space 41 of this casket seat 40; Balancing weight 70 is provided with along long axially extended two slotted eyes 71, and each slotted eye 71 is top, end two side faces of break-through balancing weight 70, and in addition, balancing weight 70 two ends respectively are provided with the two rope holes 72 that are through to this two slotted eye 71 by end face respectively.Balancing weight 70 is the activity spaces 41 that are positioned at this casket seat 40, can be in it left and right displacement.

One rope 80 sees also Fig. 3, and its rope body is simultaneously around the side face (being annular recess 51,61) that is placed in this adjustment wheel 50 and this wheel 60 that unrolls, and two ends all are incorporated into this balancing weight 70; In the present embodiment, rope 80 is rope hole 72 and the slotted eyes 71 that loosely run through balancing weight 70 rear sides with rope body stage casing, two ends then penetrate in the same slotted eye 71 by the rope hole 72 of balancing weight 70 front sides and form

knot

81,82, are against slotted eye 71 and rope hole 72 adjoiners separately.This rope 80 and adjust wheel 50, have enough frictional force between the side face of the wheel 60 that unrolls makes can drive rope 80 slippages when adjusting wheel 50 rotates, and uses drawing balancing weight 70 left and right displacement.For example, if dial the whole wheel 50 of modulation in a clockwise direction at the state of Fig. 3, can drive rope 80 same direction slippages rotates, rope 80 is moved balancing weight 70 (simultaneously toward the Zola with left end knot 81, balancing weight 70 right-hand members are also turned left rope 80 right-hand member knots 82 and are pushed and the drawing rope), become the state of Fig. 1.

More than be the structure of the utility model one preferred embodiment.What must remark additionally is, the foregoing description structure is fully to consider assembling practice is designed draws, based on said structure, can be hubbed at casket seat 40 two ends with adjusting wheel 50 with the wheel 60 that unrolls earlier during assembling, again balancing weight 70 is placed in the activity space 41 of casket seat 40, then rope 80 1 ends are tied a knot, the rope body passes via rope hole 72 in the slotted eye 71 of balancing weight 70 front sides, then penetrate end room 42 or inner room 43 outside the casket seat 40, walk around and adjust wheel 50 (or after the wheel 60 that unrolls, (annotate: the rope hole confession rope that balancing weight of the present utility model also can be established direct break-through two ends runs through, and it is the wire rope handling operation that helps the assembler that present embodiment is established this slotted eye 71 to run through balancing weight via the rope hole 72 of balancing weight 70 rear sides and slotted eye 71 again; Certainly, rope is as long as two ends combine with balancing weight with aforementioned manner, even not running through balancing weight, the rope body also can not accomplish aforementioned drawing action), then again rope 80 is walked around the wheel 60 that unrolls (or adjusting wheel 60), at last wear return-enclosure hole 71 and give knotting, so finish the center of gravity adjusting device 30 of external member formula by the rope hole 72 of balancing weight 70 front sides; In the rail 12, cover end cap 21 at last and finish the application assembling under afterwards adjusting device 30 being embedded.

By the center of gravity adjusting device 30 that the utility model provides, the user can remove to adjust its position of centre of gravity according to this time rail 12 existing unbalanced situations, uses to make down rail 12 keep horizontal attitude.For example, suppose that down rail 12 presents the tilt phenomenon that left end is higher, right-hand member is lower at present, the user can see through and adjust wheel 50 with the balancing weight 70 adjustments (notes of turning left; Basically as long as adjust the center of gravity adjusting device 30 of rail 12 left ends down, certainly, the situation of looking also can be simultaneously with about the adjustment of turning left of the balancing weight 70 of two groups of devices 30), the center of gravity appropriateness of rail 12 is moved to left, to correct the unbalanced of previous suspention strength, and allow down rail 12 present the good horizontal attitude, make this roller shutter 10 still keep neat appearance under the state furling.

On take off the purpose that embodiment is installed in down center of gravity adjusting device 30 in rail 12 inclined to one side the place aheads, be because this roller shutter 10 is when furling, following rail 12 rear sides can be drawn high gradually, the front side then reduces (because cloth sheet 15 and blade 13 are to be wound on the reel by reel 11 rears) relatively, and complanation setting attitude forward, by with weight layout in following rail 12 inclined to one side the place aheads, can make down rail 12 when erectting the center of gravity position in the bottom side, can not only make attitude stabilization, also can positively down compress this cloth sheet 15, make cloth sheet 15 smooth supporting.

The utility model also can be only under curtain rail one group of center of gravity adjusting device (for example be located at middle position, and the displacement range of balancing weight is strengthened) is set, can reach aforementioned functional equally.

In addition, the center of gravity adjusting device of rail is not limited to be applied in aforementioned roller shutter under the utility model curtain, such as general roller shutter, translamella formula blind, pleated curtain ... wait the following rail of ascending/decending curtain, all can arrange in pairs or groups and install above-mentioned center of gravity adjusting device, will descend rail to be adjusted to the good horizontal attitude in response to situation for the user.

Claims

1. the center of gravity adjusting device of rail under the curtain is characterized in that, includes;

One adjusts wheel, is hubbed at this time rail with vertical axle center;

One wheel that unrolls is hubbed at this time rail with vertical axle center, is with this adjustment wheel that a first from left is right to be arranged and the segment distance of being separated by;

One balancing weight, but left and right displacement be located at this adjustment wheel and this unrolls between the wheel; And

One rope is taken turns and this wheel side face that unrolls around being placed in this adjustment, and is engaged with this balancing weight; Has frictional force between the side face of this rope and this adjustment wheel, this wheel that unrolls.

2. according to the center of gravity adjusting device of rail under the described curtain of claim 1, it is characterized in that described this adjustment wheel, this wheel that unrolls, this balancing weight and this rope are to be located in the casket seat of a hollow, this casket seat is installed in this time rail.

3. according to the center of gravity adjusting device of rail under the described curtain of claim 2, it is characterized in that, to the strip that extends, it was provided with an activity space near middle position, and two ends, the left and right sides are respectively equipped with one by the room of end face break-through to this activity space about described this casket seat was; This adjustment wheel and this unroll to take turns and are hubbed at respectively in two rooms of this casket seat, and should adjust outside this casket seat of the local protrusion of wheel side face; This balancing weight can be in the activity space of this casket seat left and right displacement.

4. according to the center of gravity adjusting device of rail under the described curtain of claim 1, it is characterized in that, about described this balancing weight is to the strip that extends, it is provided with along long axially extended two slotted eyes, respectively this slotted eye is the relative two side faces of break-through balancing weight, in addition, these two ends, balancing weight left and right sides respectively are provided with the two rope holes that are through to this two slotted eye by end face respectively; This rope is loosely to run through this balancing weight wherein the rope hole and the slotted eye of a side with rope body stage casing, and two ends then penetrate in the same slotted eye by the rope hole of this balancing weight opposite side and form knot, are against this slotted eye and this rope hole adjoiner separately.

5. according to the center of gravity adjusting device of rail under the described a kind of curtain of claim 1, it is characterized in that the two ends, the left and right sides of described this time rail respectively are provided with this center of gravity adjusting device.

6. according to the center of gravity adjusting device of rail under the described a kind of curtain of claim 1, it is characterized in that the adjustment wheel side face part of described respectively this center of gravity adjusting device is to reveal now in this time rail end face.