CN101021139B - Rolling curtain - Google Patents
Rolling curtain Download PDFInfo
- Publication number
- CN101021139B CN101021139B CN2007100271075A CN200710027107A CN101021139B CN 101021139 B CN101021139 B CN 101021139B CN 2007100271075 A CN2007100271075 A CN 2007100271075A CN 200710027107 A CN200710027107 A CN 200710027107A CN 101021139 B CN101021139 B CN 101021139B
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- Prior art keywords
- pipe
- initiatively
- roller shutter
- axle
- projection
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Abstract
The present invention relates to a roller blind. It is characterized by that it is made up by using turning device set on the machine frame, engagement and disengagement device connected together with said turning device and blind fabric spool connected together with engagement and disengagement device.
Description
Technical field:
The present invention relates to a kind of curtain.
Background technology:
Existing need not want artificial just can be automatically with the roller shutter of casement rolling, when putting down casement, be to drive the casement reel by a rotating mechanism to rotate, the casement that is wound on the casement reel is discharged, simultaneously, rotation is arranged on the spring in the casement reel, make spring have rotating trend, in the time of in case casement need being turned round back the casement reel, only need make casement reel and spring be in free state, the casement reel will turn round back casement on the casement reel under the effect of the turning power of spring.Though this kind roller shutter when the casement rolling, need not want artificial just can be by spring turning power with the casement rollback of release to the casement reel, but, because the acquisition of the turning power of spring utilization obtains when discharging casement, when the casement of being opened very long, very big, during Heavy Weight, along with the casement that is discharged is big more, the screen resilience that spring obtained is also big more, it is also big more to discharge the needed rotatory force of casement, like this, needed manpower when not only having increased the release casement, and, also exceed the turning power that spring can bear easily spring is damaged.
Summary of the invention:
Goal of the invention of the present invention is to provide a kind of that can automatically casement be put down, easy to use, labour-saving, it is very long, very big to be applicable to, the roller shutter of the casement of Heavy Weight.
The present invention is achieved in that the casement reel that couples together by the arrangement of clutch that is arranged on tumbler on the frame, couple together with tumbler, with arrangement of clutch constitutes.During use, need with the casement rolling when the casement reel, arrangement of clutch be closed, makes tumbler and casement reel interlock, rotate tumbler then, drive the casement reel with the casement rolling on the casement reel.
Here, arrangement of clutch is by the pipe that is connected in the casement reel, the active pipe that is driven by tumbler constitutes, pipe, initiatively manage opposing end faces and be provided with intermeshing tooth, be connected with axle on the frame, axle is provided with the one-directional rotation device, initiatively pipe is connected with the one-directional rotation device, initiatively the lateral surface of pipe is provided with groove, the trend of groove departs from the initiatively axis of pipe, rolling disc on the tumbler is enclosed within on the active pipe, the corresponding initiatively groove of pipe of rolling disc endoporus is provided with projection, the direction of the axis that departs from the active pipe of the trend of groove is opposite with the one-directional rotation direction of one-directional rotation device, and initiatively groove on the pipe and the projection in the rolling disc endoporus can be exchanged setting.During use, rotate rotating disk, when the one-directional rotation direction of the rotation direction of rotating disk and one-directional rotation device is identical, driving initiatively, pipe rotates, initiatively pipe is by rotating with the moving pipe of the cingulum of pipe engagement, and pipe then drives the casement reel and rotates, and casement is twisted in above the casement reel; During the backward rotation rotating disk, because the one-directional rotation device can only be done the rotation with respect to frame in one direction, under the restriction of one-directional rotation device, initiatively pipe can not rotate, can only make axial linear movement, and the direction of the axis that departs from the active pipe of the trend of groove, when rotating rotating disk, projection makes the active pipe along axial-movement along the groove operation, and tooth above it and the tooth on the pipe break away from, pipe is in free state together with the casement reel, under the traction of casement, the casement that is wound on the casement reel discharges, thereby casement is opened.
Being short of power when causing because of gravity deficiency that casement on the casement reel is initial to be discharged when all being wound on the casement reel in order to overcome casement, on frame, be connected with roller shutter cloth and discharge actuating unit, roller shutter cloth discharges actuating unit by the axle that links together with frame, be arranged on the screw mandrel of axle head, be threaded in the cover on the screw mandrel, be arranged on the spring on the axle, the change that links together with spring free end constitutes, change is rotated and is actively socketed on the axle, the fixed end of spring is fixed on the axle head, that end that puts facing to change is provided with the hole that matches with change, be provided with projection in the hole, the external surface of change is provided with projection, and cover links together with roller shutter cloth reel.During work, do the action of rolling roller shutter cloth by the tumbler drive roller shutter cloth reel that is arranged on the frame, rotation along with roller shutter cloth reel, the cover that links together with it is also along with rotation, and move toward the change direction along screw mandrel, when rolling roller shutter cloth finishes soon, cover also moves to change place, change is entered in the hole of cover, under the effect of the projection of the projection drive change external surface in trepanning, change is also rotated, along with the end of rolling roller shutter cloth, spring has also been saved certain screen resilience under the drive of change; When needing to be wound on roller shutter cloth on the roller shutter cloth reel and discharging, by arrangement of clutch tumbler is separated with roller shutter cloth reel, make roller shutter cloth reel be in free rotary state, at this moment, under the effect of the screen resilience of spring, change drives the rotation that interplanting discharges roller shutter cloth, a part of roller shutter cloth is discharged from roller shutter cloth reel, simultaneously, cover leaves change, cover and change are no longer interacted, at this moment, because part roller shutter cloth discharges from roller shutter cloth reel and forms enough gravity, under the pulling of roller shutter cloth gravity, roller shutter cloth constantly discharges from roller shutter cloth reel so in this section, makes tumbler and roller shutter cloth reel interlock is together again until touching arrangement of clutch again, make roller shutter cloth reel no longer be in free rotary state, will be wound on the action that the casement on the roller shutter cloth reel puts down automatically thereby finish.
The speed of whereabouts is connected with deceleration device in the end of screw mandrel when discharging in order to control roller shutter cloth, and deceleration device is connected with roller shutter cloth reel endoporus.During use, along with speeding up that roller shutter cloth falls, the resistance that deceleration device acts on the screw mandrel is just big more, thereby plays the effect of deceleration.
Deceleration device is by the box body that is connected with roller shutter cloth reel endoporus, be arranged on the gear that links together with screw mandrel in the box body, the friction eceleration mechanism that is driven by gear constitutes, gear is by rotating shaft, the gear that links together with rotating shaft, constitute with gears engaged worm screw together, the output shaft of worm screw is arranged in the box body by bearing, output shaft of worm screw and friction eceleration mechanism link together, friction eceleration mechanism is by rotation seat, swing is connected the brake pad on the rotation seat, the circular cavity that is arranged on the box body constitutes, and brake pad is positioned at circular cavity.During work, roller shutter cloth is under the effect of himself weight, fall, the rotating shaft that drives deceleration device is rotated with respect to screw mandrel, rotating shaft is by the rotation seat quick rotation in the gear drive friction eceleration mechanism, brake pad is under action of centrifugal force, outwards move and abut against on the box body circular cavity sidewall, and, along with the quickening of rotating speed, its power that abuts against on the circular cavity sidewall just strengthens fast, frictional force also just strengthens fast, because gear, the gear ratio of worm screw is very big, and the power that the frictional force of brake pad is delivered to rotating shaft also is very big, like this, under the acting in opposition of frictional force, just slowed down the speed that roller shutter cloth falls effectively, and planted the attenuating of terminal-velocity degree along with roller shutter, the frictional force of brake pad also reduces fast, makes roller shutter plant the situation that the terminal-velocity degree maintains a relative low speed.
In order to guarantee that clutch often is in united state, between one-directional rotation device and active pipe, be provided with compression spring.Like this, under the effect of compression spring, initiatively tooth and the tooth on the pipe on the pipe often is in engagement.
The one-directional rotation device is actively socketed on the axle on the frame by rotation and cover that link together with the active pipe, be arranged on the spring on the axle, and an end and the cover of spring are fixed together, and the other end is in free state.During work, when rotation direction and the spring of cover around when identical, the rotatory force of cover makes the spring lock ring on axle, and cover can not be rotated again; When rotation direction and the spring of cover around when opposite, the rotatory force of cover makes the spring pine from axle, like this, overlaps and just can successfully rotate.
The active pipe that cover is provided with the corresponding projection of projection is provided with recess, embeds recess by projection the active pipe is coupled together with the one-directional rotation device.
The engagement of tooth for convenience, the tooth on pipe, the active pipe is the right-angled triangle tooth that hypotenuse makes progress.Initiatively the side right-angle side of pipe towards identical with the rotation direction of one-directional rotation device, the side right-angle side of pipe towards with the side right-angle side of active pipe towards opposite.
The present invention compared with the prior art, owing to adopted arrangement of clutch, roller shutter cloth can automatically be discharged from roller shutter cloth reel, therefore, have that automatically casement to be put down, easy to use, labour-saving, can be applicable to the advantage of the casement of very long, very big, Heavy Weight.
Description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of deceleration device.
The specific embodiment:
Now in conjunction with the accompanying drawings and embodiments the present invention is described in further detail:
As shown in the figure, the casement reel 4 that couples together by the arrangement of clutch 3 that is arranged on tumbler 2 on the frame 1, couple together with tumbler 2, with arrangement of clutch 3 of the present invention constitutes.
Arrangement of clutch 3 is by the pipe 3a that is connected in the casement reel 4, the active pipe 3b that is driven by tumbler 2 constitutes, pipe 3a, initiatively manage the 3b opposing end faces and be provided with intermeshing tooth 3c, be connected with axle 5 on the frame 1, axle 5 is provided with one-directional rotation device 6, initiatively managing 3b is connected with one-directional rotation device 6, the lateral surface of initiatively managing 3b is provided with groove 3b1, the C that moves towards of groove 3b1 departs from the axis A that initiatively manages 3b, rolling disc 2a on the tumbler 2 is enclosed within and initiatively manages on the 3b, the corresponding groove 3b1 that initiatively manages 3b of rolling disc 2a endoporus is provided with protruding 2a1, the direction of moving towards the axis A that departing from of C initiatively manage 3b of groove 3b1 is opposite with the one-directional rotation direction B of one-directional rotation device 6, initiatively manages groove 3b1 on the 3b and the protruding 2a1 in the rolling disc 2a endoporus and can exchange setting.At one-directional rotation device 6 and initiatively manage and be provided with compression spring 7 between 3b.Be provided with separation sleeve 10 at compression spring 7 and 5 on axle, the effect of separation sleeve 10 is to prevent that compression spring 7 and 5 on axle from producing frictional force and hindering the rotation of initiatively managing 3b.Pipe 3a, the tooth 3c that initiatively manages on the 3b are the right-angled triangle tooth that hypotenuse makes progress.Initiatively manage 3b side right-angle side E towards identical with the rotation direction B of one-directional rotation device 6, the pipe 3a side right-angle side F towards with the side right-angle side E that initiatively manages 3b towards opposite.The outside of rolling disc 2a is provided with box 2b.
On frame 1, be connected with roller shutter cloth and discharge actuating unit 8, roller shutter cloth discharges actuating unit 8 by the axle 8a that links together with frame 1, be arranged on a screw mandrel 8b of 8a end, be threaded in the cover 8c on the screw mandrel 8b, be arranged on the spring 8d on the 8a, the change 8e that links together with spring 8d free end constitutes, change 8e rotates and is actively socketed on the 8a, the fixed end of spring 8d is fixed on the 8a end, that end that cover 8c goes up facing to change 8e is provided with the hole 8c1 that matches with change 8e, be provided with protruding 8c2 in the 8c1 of hole, the external surface of change 8e is provided with protruding 8e1, and cover 8c and roller shutter cloth reel 4 link together.Axle 8a links together by the screw 9 that passes axle 5 with axle 5.Evenly is provided with raised line 5b around in axle 5 the hole 5a,, roller shutter can not be rotated along hook so that be fixed on suspension hook 11 on wall or the ceiling when hooking hole 5a.
Be connected with deceleration device 9 in the end of screw mandrel 8b, deceleration device 9 is connected with roller shutter cloth reel 4 endoporus.Deceleration device 9 is by the box body 9a that is connected with roller shutter cloth reel 4 endoporus, be arranged on the gear 9b that links together with screw mandrel 8b in the box body 9a, the 9c of friction eceleration mechanism that is driven by gear 9b constitutes, gear 9b is by rotating shaft 91, the gear 92 that links together with rotating shaft 91, the worm screw 93 that meshes together with gear 92 constitutes, the output shaft of worm screw 93 is arranged in the box body 9a by bearing 94, output shaft of worm screw 93 and the 9c of friction eceleration mechanism link together, friction eceleration machine 9c is by rotation seat 95, swing is connected the brake pad 96 on the rotation seat 95, the circular cavity 97 that is arranged on the box body 9a constitutes, and brake pad 96 is positioned at circular cavity 97.
One-directional rotation device 6 by rotation be actively socketed on axle on the frame 1 on 5 and with initiatively manage cover 6a that 3b links together, be arranged on the spring 6b on the axle 5, the end of spring 6b is fixed together with overlapping 6a, the other end is in free state.Cover 6a is provided with projection 6c, and the active pipe 3b of corresponding projection 6c is provided with recess 3b2, embeds recess 3b2 by projection 6c and makes and initiatively manage 3b and one-directional rotation device 6 couples together.
Claims (2)
1. roller shutter, it is characterized in that comprising the tumbler that is arranged on the frame, the arrangement of clutch that couples together with tumbler, the casement reel that couples together with arrangement of clutch, arrangement of clutch is by the pipe that is connected in the casement reel, the active pipe that is driven by tumbler constitutes, pipe, initiatively manage opposing end faces and be provided with intermeshing tooth, be connected with axle on the frame, axle is provided with the one-directional rotation device, initiatively pipe is connected with the one-directional rotation device, rolling disc on the tumbler is enclosed within on the active pipe, the one-directional rotation device is actively socketed on the axle on the frame and cover that link together with the active pipe by rotation, be arranged on the spring on the axle, one end and the cover of spring are fixed together, the other end is in free state, cover is provided with projection, the active pipe of corresponding projection is provided with recess, embedding recess by projection makes the active pipe couple together with the one-directional rotation device, initiatively the lateral surface of pipe is provided with groove, the corresponding initiatively groove of pipe of rolling disc endoporus is provided with projection, perhaps initiatively the lateral surface of pipe is provided with projection, the corresponding initiatively projection of pipe of rolling disc endoporus is provided with groove, the trend of groove departs from the initiatively axis of pipe, the direction of the axis that departs from the active pipe of the trend of groove is opposite with the one-directional rotation direction of one-directional rotation device, between one-directional rotation device and active pipe, be provided with compression spring, pipe, initiatively the tooth on the pipe is the right-angled triangle tooth that hypotenuse makes progress, the side right-angle side of pipe initiatively towards identical with the rotation direction of one-directional rotation device, the side right-angle side of pipe towards with the side right-angle side of active pipe towards opposite, on frame, be connected with roller shutter cloth and discharge actuating unit, roller shutter cloth discharges actuating unit by the axle that links together with frame, be arranged on the screw mandrel of axle head, be threaded in the cover on the screw mandrel, be arranged on the spring on the axle, the change that links together with spring free end constitutes, change is rotated and is actively socketed on the axle, the fixed end of spring is fixed on the axle head, that end that puts facing to change is provided with the hole that matches with change, be provided with projection in the hole, the external surface of change is provided with projection, and cover links together with roller shutter cloth reel.
2. roller shutter according to claim 1, it is characterized in that being connected with deceleration device in the end of screw mandrel, deceleration device is connected with roller shutter cloth reel endoporus, deceleration device is by the box body that is connected with roller shutter cloth reel endoporus, be arranged on the gear that links together with screw mandrel in the box body, the friction eceleration mechanism that is driven by gear constitutes, gear is by rotating shaft, the gear that links together with rotating shaft, constitute with gears engaged worm screw together, the output shaft of worm screw is arranged in the box body by bearing, output shaft of worm screw and friction eceleration mechanism link together, friction eceleration mechanism is by rotation seat, swing is connected the brake pad on the rotation seat, the circular cavity that is arranged on the box body constitutes, and brake pad is positioned at circular cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100271075A CN101021139B (en) | 2007-03-12 | 2007-03-12 | Rolling curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100271075A CN101021139B (en) | 2007-03-12 | 2007-03-12 | Rolling curtain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101021139A CN101021139A (en) | 2007-08-22 |
| CN101021139B true CN101021139B (en) | 2010-07-28 |
Family
ID=38709009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100271075A Expired - Fee Related CN101021139B (en) | 2007-03-12 | 2007-03-12 | Rolling curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101021139B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10302172B2 (en) | 2016-01-22 | 2019-05-28 | Nien Made Enterprise Co., Ltd. | Window covering system and window covering control assembly thereof |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101263970B (en) * | 2008-04-29 | 2011-08-10 | 朱晓荧 | Curtain |
| CN101328782B (en) * | 2008-07-26 | 2011-08-10 | 朱晓荧 | Curtain |
| FR2938869B1 (en) * | 2008-11-24 | 2011-11-18 | Alain Laumonier | VENETIAN STORE DEVICE INTEGRABLE BETWEEN TWO GLASSES. |
| CN102747945B (en) * | 2012-06-29 | 2015-01-14 | 宁波先锋新材料股份有限公司 | Wind-resistance window screen |
| US10612299B2 (en) | 2016-01-22 | 2020-04-07 | Nien Made Enterprise Co., Ltd. | Control device of window covering system |
| CN205532187U (en) | 2016-01-29 | 2016-08-31 | 亿丰综合工业股份有限公司 | Curtain lifting control structure |
| CN107269203B (en) | 2016-04-06 | 2019-05-17 | 亿丰综合工业股份有限公司 | Mechanism for controlling curtain and its blind system |
| CN107676021B (en) * | 2017-10-11 | 2019-09-27 | 河北鞍雨虹门窗有限公司 | A kind of multifunctional assembled structure of rolling of smart home door and window |
| CN114016838A (en) * | 2021-10-25 | 2022-02-08 | 葛伟 | Gravity type door closer |
| CN113974383B (en) * | 2021-10-29 | 2023-05-30 | 浙江星星冷链集成股份有限公司 | Horizontal open air curtain cabinet with night curtain |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2697285Y (en) * | 2004-04-09 | 2005-05-04 | 朱向荣 | Automatic roller shutter |
| CN201013201Y (en) * | 2007-03-12 | 2008-01-30 | 朱晓荧 | Rolling curtain |
-
2007
- 2007-03-12 CN CN2007100271075A patent/CN101021139B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2697285Y (en) * | 2004-04-09 | 2005-05-04 | 朱向荣 | Automatic roller shutter |
| CN201013201Y (en) * | 2007-03-12 | 2008-01-30 | 朱晓荧 | Rolling curtain |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10302172B2 (en) | 2016-01-22 | 2019-05-28 | Nien Made Enterprise Co., Ltd. | Window covering system and window covering control assembly thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101021139A (en) | 2007-08-22 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100728 Termination date: 20160312 |
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| CF01 | Termination of patent right due to non-payment of annual fee |