CN2371323Y

CN2371323Y - Louvre window lifting mechanism without exposed pulling rope

Info

Publication number: CN2371323Y
Application number: CN 99200163
Authority: CN
Inventors: 王惟正; 郑陈嵚; 陈瑞田; 徐雅威
Original assignee: Industrial Technology Research Institute ITRI; Nien Made Enterprise Co Ltd
Current assignee: Industrial Technology Research Institute ITRI; Nien Made Enterprise Co Ltd
Priority date: 1999-01-07
Filing date: 1999-01-07
Publication date: 2000-03-29
Anticipated expiration: 2009-01-07

Abstract

The utility model relates to a louvre window lifting mechanism without an exposed pulling rope, which is provided with a blading set, a roll receiving assembly, a blade roll rope and a positioning assembly, wherein, the blading set is provided with a plurality of blades, and the roll receiving assembly is provided with at least one rope receiving component and at least one spring returning and releasing unit. The rope receiving component is interlinked with the spring returning and releasing unit which is provided with a returning and releasing preforcer to make the rope receiving component have the force for rolling and shifting. One end of a pull rope assembly penetrates through the blading set, the other end is fixedly arranged on the rope receiving component to make the blade roll rope have a returning and rolling forcer, and the positioning assembly is provided with a clamping piece which is arranged on the roll receiving assembly.

Description

There is not the shutter elevating mechanism that exposes stay cord

The utility model relates to shutter, and detailed is to refer to that a kind of nothing exposes the shutter elevating mechanism of stay cord.

Press, shutter is to be installed on the window, and its purposes is attractive in appearance and intercepts the light penetration person, is to have the formed vane group of plurality of vanes; It is shutheight by the control vane group with the long-pending size of decision shutter integral installation facing, in addition by the angle of inclination of control blade to determine each interlobate printing opacity gap;

Press again, commonly use the control mode of blade of louver window group adjustable height and stop position, driven by a stay cord elevating mechanism, this elevating mechanism has a vertical outer outer stay cord of blade that places, an one vane group stay cord and a ratchet stopper assembly, should outer stay cord be to expose to the curtain side wherein so that the staff pulling to be provided, this vane group stay cord is to link vane group is arranged, mode by the outer stay cord of pulling, make vane group stay cord interlock and and then control vane group lift in height person, drive this ratchet stopper assembly simultaneously and form states such as stopper or disengaging, and this vane group optional position fixed or be the person that to spur the jacking condition.

The above-mentioned structure of commonly using, be beyond stay cord expose to the lifting of operation blade of curtain side so that the staff pulling to be provided; This kind exposes the mode of operation of stay cord, though still have a convenience,, but form a kind of potential hazards in the life for the child, in case misoperation or anxiety that form to disobey evil safety is arranged, even the child is taken place play with because of contact and expose the unfortunate event generation that stay cord is strangled; In addition, we all know, rope body quantity with around the scroll attitude the more, more easily produce and be entangled with peripheral things, with regard to commonly using structure, this exposes stay cord easily is entangled with the vane group generation and forms inconvenient person.

Edge this, main purpose of the present utility model is to be to provide a kind of shutter elevating mechanism that reveals stay cord that do not have, it has tight security and splendid property convenient for control.

In another purpose of utility model is that the shutter elevating mechanism that provides a kind of nothing to expose stay cord is provided, it has less rope body quantity and simplifies the rope body around the scroll attitude, to form external form simply and the optimum design of attractive in appearanceization.

Edge is to reach above-mentioned purpose, and a kind of nothing of the present utility model exposes the shutter elevating mechanism of stay cord, and it has a vane group, a rolling assembly, a blade serving and certain hyte part; Wherein vane group is to have plurality of vanes; This rolling assembly has at least one receipts rope member and at least one spring and returns and release the unit; This lanyard assembly is that an end passes vane group, and the other end is to be fixedly arranged on this receipts rope member; This positioning component has a clip engine piece and is arranged on the rolling assembly.

Wherein this rolling assembly and this positioning component are the lowermost ends that is arranged at this vane group.

Wherein this lanyard assembly has two stay cords, and this each stay cord one end is fixed on the left and right both sides of top frame portion of shutter, and the other end is fixedly arranged on this receipts rope member.

Wherein this receipts rope member has a reeling end, a clip engine part and a fitting portion; This fitting portion sets firmly the end that this spring returns releasing unit.

Wherein the clip engine part of this receipts rope member generally is a gear-like, and this clip engine piece one end is provided with a tooth bar.

Wherein this clip engine piece is provided with at least one line channel, and the curtain body of putting this clip engine piece is provided with at least one line channel.

Wherein this reeling end, clip engine part and this fitting portion are to be divided on the runner.

Wherein this receipts rope member is to be provided with a driving section, and wherein this fitting portion and this driving section are to set up separately on the runner, and this reeling end and this clip engine part are to set up separately on another runner.

Wherein to return and release the unit be to have a scroll spring to this spring.

Wherein to return and release the unit be to have a permanent torsion spring to this spring.

Should perseverance torsion spring one end be to be fixedly arranged on this receipts rope member wherein, the other end be free state.

Wherein the clip engine piece of this positioning component is a ratchet mechanism with the clip engine part of receiving the rope member.

For being had for the purpose of this utility model, feature and effect, your juror further understands and approval, after enumerating following examples now and cooperating graphic being described in more detail in, wherein:

Fig. 1 is the front elevational schematic of first preferred embodiment of the present utility model.

Fig. 2 is the 2-2 sectional view among Fig. 1, is the enlarged diagram that shows this rolling assembly and positioning component.

Fig. 3 is the exploded perspective view of Fig. 2.

Fig. 4 is the rolling assembly of second preferred embodiment of the present utility model and the enlarged diagram of positioning component.

Fig. 5 is the exploded perspective view of Fig. 4.

Fig. 6 is the front elevational schematic of the 3rd preferred embodiment of the present utility model.

Fig. 7 is the rolling assembly among Fig. 5 and the enlarged diagram of positioning component.

Fig. 8 is same Fig. 2, is to be the 4th preferred embodiment of the present utility model.

Fig. 9 is same Fig. 2, is to be the 5th preferred embodiment of the present utility model.

At first see also Fig. 1 to shown in Figure 3, the utility model does not have the shutter elevating mechanism that exposes stay cord, has a framework 10, a vane group 20, a rolling assembly 30, a lanyard assembly 40 and certain hyte assembly 50, wherein:

This framework 10 is the tops that are arranged in shutter, and in order to be set up in person on the forms, its two ends, bottom are arranged with a fixed part 11A, 11B;

This vane group 20 has plurality of vanes 21, and its lowermost end is to be provided with rail (this vane group overall weight is represented with W);

This rolling assembly 30, having a box body 31 is to be arranged in the following rail 22 of this vane group 20, is provided with two in it and receives

rope member

32A, 32B and two springs and return and

release unit

33A, 33B; Wherein these box body 31 both sides are arranged with a wire casing 311, and the bottom face precalculated position is provided with two guide rails 312,2 first fixed axis 313 and 2 second fixed axis 314; Should each receive

rope member

32A, 32B, be generally to be a runner kenel and to be hubbed on this each first fixed axis 313, be to be free rotary state, and have a

reeling end

321A, 321B, a

clip engine part

322A, 322B and a fitting portion 323A, 323B, wherein this reeling

end

321A, 321B establish this lanyard assembly 40 in order to volume; This

clip engine part

322A, 322B generally are a gear kenel; This fitting portion 323A, 323B return an end of releasing

unit

33A, 33B in order to chimeric this each spring; This each spring returns releases

unit

33A, 33B, has a

scroll spring

331A, 331B, and its inner is to be fixedly arranged on this each second fixed axis 314, and the outer end is on fitting portion 323A, the 323B that is fixedly arranged on this each

receipts rope member

32A, 32B; This scroll

spring

331A, 331B store the pre-power of releasing once (with the R signifier) that furls when assembling in addition; Wherein this time released furls pre-power R, is that a part overcomes the frictional force under the stay cord scrolling, and a part is come auxiliary with this vane group required power person that rises; On the implementation, this time released furls pre-Etech and vane group weight more near better;

This lanyard assembly 40, have two

stay cord

41A, 41B, this each stay

cord

41A, 41B are that an end is fixedly arranged on fixed part 11A, the 11B of this framework 10 respectively, the other end is to wear downwards around this each blade 21 to this time rail 22, and in following rail 22, pass these each wire casing 311 backs of this box body 31 and batch in this that each is received on reeling end 321A, the 321B of

rope member

32A, 32B, make this each stay

cord

41A, 41B have a backrush strength person;

This positioning component 50, have a clamping piece 51 and be arranged in two of this rolling assembly 30 and receive rope member 32A, the 32B top, wherein these clip engine piece 51 bottoms are provided with two guide grooves 511 and are cross-placed in the guide rail 312 of box body 31, make this clip engine piece 51 can follow the motion of certain rectilinear direction and be unlikely skew person, and these clip engine piece 51 fronts are provided with tooth bar 512, and the back side is provided with a plurality of springs 513, top by this each spring 513 is sincere, make this clip engine piece 51 under normal condition, get so that these tooth bar 513 stoppers are respectively received rope member 32A in this, the fitting portion 323A of 32B, person on the gear of 323B; By the stopper power (representing) that 50 pairs of these rolling assemblies 30 of this positioning component are produced with F, overcome the pre-power R person that furls that this lanyard assembly releases for 40 times, make this stay cord be able to stable suspension, thus blade be able to rise or descending stroke in the location, optional position;

When need carry out rising, the decline operation of blade, as shown in Figure 1 and Figure 2, when pressing the clip engine piece 51 of this positioning component 50 with staff, this moment, these clip engine piece 51 tooth bars 513 broke away from clip engine part 322A, the 322B of this each

receipts rope member

32A, 32B, make this positioning component 50 no longer have stopper power to this rolling assembly 40, therefore when desiring to make blade to rise, only hand need be taken advantage of a situation and upwards push, because this

stay cord

41A, 41B have a backrush strength, make this vane group can take advantage of a situation upwards, so application of force smaller; Otherwise, desire to make blade height to reduce, then move the clip engine piece 51 of this locking assembly 50 with hand, make this positioning component 50 no longer have stopper power to this rolling assembly 30, this moment has been because the weight of vane group has been offset the backrush power that this stay

cord

41A, 41B major part make progress, so the pulling force of the hand application of force can make the blade height descender only need impose greater than rising the time; And, also need only the clip engine piece in the hand 51 to be got loose to get final product when desiring to make blade when the optional position is standing;

See also Fig. 4, shown in Figure 5 again, be to be second preferred embodiment of the present utility model, itself and first preferred embodiment are not both, fitting portion 323A, 323B and a 324A of travelling gear portion, the 324B that should respectively receive

rope member

32A, 32B independently form a runner, and this

clip engine part

322A, 322B and reeling

end

321A, 321B independently form another runner, then make the single runner that originally has three functions among former first embodiment, in second embodiment, present two runners, make the whole height descender to reduce runner height originally, to use; See also Fig. 6, shown in Figure 7 again, be to be the 3rd preferred embodiment of the present utility model, what they were different with second preferred embodiment is, is that this each

stay cord

41A, 41B are arranged in respectively with setting on this each rolling assembly 30A of corresponding end, make furl effect more can balance person; See also shown in Figure 8 again, be that it different with first preferred embodiment is for the 4th preferred embodiment of the present utility model, this each spring returns releases

unit

33A, 33B, be to be a

permanent torsion spring

332A, 332B, this each permanent torsion spring 332A wherein, 332B one end is to be fixedly arranged on this each serving member 32A, the fitting portion 323A of 32B, on the 323B, the other end is sheathed on this second fixed axis 314 (this and general scroll spring different in kind with then being free state, mounting means is also inequality), make this

perseverance torsion spring

332A, 332B one end is a fixed end, and the other end is the storage end of free state; Because the setting of this perseverance torsion spring, mainly being all can provide constant elastic force under its any crimped position, therefore when assembling this serving

member

32A, 32B is had a constant backrush power, and this backrush power is then greater than this vane group overall weight person; More see also shown in Figure 9, be to be the 5th preferred embodiment of the present utility model, what they were different with the 4th preferred embodiment is, show permanent torsion spring 332A, the another kind of mounting means of 332B, it is to utilize two catch 333A, the spacing permanent torsion spring 332A of 333B, the position of 332B, make this perseverance torsion spring 332A, the storage end of 332B is free state, that is should perseverance torsion spring 332A, on this second fixed axis 314 of the also non-need of 332B, it only will establish this stay cord 41A to having volume installing to produce, the receipts rope member 32A of 41B, 32B has interlock effect person to get final product;

What must be illustrated is that the utility model does not have the shutter elevating mechanism that exposes stay cord, can have the stay cord number of varying number in response to window breadth is different, and increase the quantity of receiving the rope member; In addition, clip engine piece in this positioning component and the clip engine part of receiving on the rope part can be ratchet mechanism, have the function of unidirectional release, make and exempt to operate this clip engine piece person when rising.Therefore, implement according to the described equivalence of claim, all should be considered as creation spirit person of the present utility model with all.

To sum up institute is old, the utility model really can be reached above-mentioned effect, and confirm really can reach the effect of our expection through sample, its practicality is unquestionable, and its technological means does not see the person of commonly using, and really can promote effect, and having met novelty and progressive, the whence proposes patent application person in accordance with the law.

Claims

1. a nothing exposes the shutter elevating mechanism of stay cord, and it has a vane group, a rolling assembly, a blade serving and certain hyte part;

It is characterized in that:

Wherein vane group is to have plurality of vanes; This rolling assembly has at least one receipts rope member and at least one spring and returns and release the unit; This lanyard assembly is that an end passes vane group, and the other end is to be fixedly arranged on this receipts rope member; This positioning component has a clip engine piece and is arranged on the rolling assembly.

2. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 1, it is characterized in that, wherein this rolling assembly and this positioning component are the lowermost ends that is arranged at this vane group.

3. expose the shutter elevating mechanism of stay cord according to claim 1 or 2 described nothings, it is characterized in that, wherein this lanyard assembly has two stay cords, and this each stay cord one end is fixed on the left and right both sides of top frame portion of shutter, and the other end is fixedly arranged on this receipts rope member.

4. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 1, it is characterized in that, wherein this receipts rope member has a reeling end, a clip engine part and a fitting portion; This fitting portion sets firmly the end that this spring returns releasing unit.

5. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 1, it is characterized in that, wherein the clip engine part of this receipts rope member generally is a gear-like, and this clip engine piece one end is provided with a tooth bar.

6. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 1, it is characterized in that wherein this clip engine piece is provided with at least one line channel, and the curtain body of putting this clip engine piece is provided with at least one line channel.

7. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 4, it is characterized in that, wherein this reeling end, clip engine part and this fitting portion are to be divided on the runner.

8. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 4, it is characterized in that, wherein this receipts rope member is to be provided with a driving section, and wherein this fitting portion and this driving section are to set up separately on the runner, and this reeling end and this clip engine part are to set up separately on another runner.

9. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 1, it is characterized in that, wherein to return and release the unit be to have a scroll spring to this spring.

10. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 1, it is characterized in that, wherein to return and release the unit be to have a permanent torsion spring to this spring.

11. expose the shutter elevating mechanism of stay cord according to the described nothing of claim 10, it is characterized in that, should perseverance torsion spring one end be to be fixedly arranged on this receipts rope member wherein, the other end is free state.

12. expose the shutter elevating mechanism of stay cord, it is characterized in that wherein the clip engine piece of this positioning component is a ratchet mechanism with the clip engine part of receiving the rope member according to the described nothing of claim 1.