CN201273127Y - Winding drum driving device used for coiling curtain - Google Patents
Winding drum driving device used for coiling curtain Download PDFInfo
- Publication number
- CN201273127Y CN201273127Y CNU2008200449612U CN200820044961U CN201273127Y CN 201273127 Y CN201273127 Y CN 201273127Y CN U2008200449612 U CNU2008200449612 U CN U2008200449612U CN 200820044961 U CN200820044961 U CN 200820044961U CN 201273127 Y CN201273127 Y CN 201273127Y
- Authority
- CN
- China
- Prior art keywords
- stay cord
- rotating shaft
- clutch
- curtain
- rotating disk
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
A drum drive device for rolling curtain is characterized by comprising a pull rope rotary table box fixed on a curtain support; a pull rope rotary table rotationally arranged in the pull rope rotary table box and coiled with a pull rope; a curtain drum rotationally arranged on a drum shaft of the pull rope rotary table box; and a one-way clutch device arranged between the curtain drum and the pull rope rotary table, wherein a rollback spring is provided between the pull rope rotary table and the pull rope rotary table box; a sleeve with external screw is provided in the curtain drum and is connected with the pull rope rotary table box; the screws of the sleeve are connected with a positioning block; and the positioning block is transversely connected in the curtain drum in sliding type. Compared with the prior art, the utility model has the advantages that the drum drive device can prevent reversely coiling curtain on the curtain drum, the pull rope rotating wheel can contain more ropes, and the curtain drum in rollback is not affected by pull rope drive mechanisms.
Description
Technical field:
The utility model relates to a kind of curtain drive unit.
Background technology:
Existing roller shutter drum driving apparatus all is to handle by the pelletron (stay cord) of a ring-type, realizes opening or backrush of roller shutter.But because pelletron (stay cord) is ring-type, so pelletron (stay cord) is suspended on the fake that forms a U-shaped when aerial, when child played near the fake of U-shaped, child was suspended to neck and causes unexpected dead thing to happen occasionally in the fake.Therefore, its safety, particularly the safety for child is not enough.In order to address this problem, disclosed as patent application 200610132312.3, the inventor has designed this patent application technology and has solved the problems referred to above, this patent application technology is by box body, rotation is actively socketed on the runner in the box body, the rotating shaft that the drive reel that links together with runner rotates, the stay cord runner that rotation is actively socketed on the runner constitutes, the stay cord runner is provided with the clockwork spring groove, be provided with clockwork spring in the clockwork spring groove, one end of clockwork spring is connected on the stay cord runner, the other end and box body link together, in being actively socketed on axis hole on the runner, the rotation of stay cord runner is horizontally arranged with one or more than one ball grooves, be provided with by annular guide channel along the runner external surface, the side of annular guide channel is provided with the one or more groove that protrudes from annular guide channel, be provided with gathering sill between groove and annular guide channel, between annular guide channel and ball groove, be provided with ball, at the external surface of stay cord runner around stay cord is arranged.During work, the pulling stay cord, stay cord drives the stay cord runner and rotates, the stay cord runner drives clockwork spring simultaneously and tightens and drive ball and move along the annular guide channel of runner external surface, when ball enters the groove of annular guide channel side, then drive and rotate, thereby drive reel curtain is opened, after stay cord draws to the greatest extent, unclamp stay cord, the stay cord runner is in the effect turning down of clockwork spring screen resilience, make stay cord again rollback to the stay cord runner, during the revolution of stay cord runner, because ball can not enter the groove of annular guide channel side, therefore, ball can only move along annular guide channel, therefore,, the revolution of stay cord runner the time is that can not to drive runner rotating, like this, constantly draw, put stay cord, just drive reel curtain is opened fully.Owing to be single rope, when child played, child just can not be suspended to neck in the fake, and therefore, it is safe.But, because curtain reel revolution is with on the curtain rollback reel time, must rotate together with runner, be subjected to structural restriction, the diameter of stay cord runner is bigger, and the volume of drum driving apparatus is the restriction that is subjected to environment for use, can not be very big, cause the not very long rope of intrinsic energy of stay cord runner, and curtain reel when revolution, the influence of the resistance of the runner that can be subjected to therewith rotating has inevitably influenced its rotating smoothness.In addition, after roller shutter discharged fully, if pull on rope, the reel that is driven can be rotated further, and oppositely roller shutter is rolled up on the coiling, caused the reel can not be normally with on the roller shutter rollback reel.
Summary of the invention:
Goal of the invention of the present utility model is to provide a kind of drum driving apparatus that roller shutter on the coiling, the many ropes of stay cord runner intrinsic energy, the curtain reel is not influenced by the stay cord driving mechanism when turning round is used that can prevent from oppositely roller shutter to be rolled up.
The utility model is to realize like this, by the stay cord rotating disk box that is fixed on the Curtain rod, rotation is arranged on the stay cord rotating disk that is wound with stay cord in the stay cord rotating disk box, rotation is arranged on the curtain reel on the spool shaft of stay cord rotating disk box, the one-way clutch that is arranged between curtain reel and stay cord rotating disk constitutes, be provided with the backrush spring between stay cord rotating disk and stay cord rotating disk box, in the curtain reel, be provided with one and have externally threaded cover, cover links together with stay cord rotating disk box, put the location block that is threaded, position block laterally is slidingly connected in the curtain reel.The rotating shaft that arrangement of clutch is rotated by the drive curtain reel that is arranged on the curtain spool axis, the clutch slip rotary head that is positioned on the same axis of rotating shaft constitutes, the end face that rotating shaft and clutch slip rotary head join is provided with the tooth of one way engagement, stay cord rotating disk box is provided with the curtain reel and is positioned at axis hole on the same axis, clutch rotating shaft and clutch slip rotary head that rotating shaft and clutch slip rotary head join are positioned on the axis hole, the other end of clutch slip rotary head is positioned at the cover of stay cord rotating disk side, the external surface of the other end of clutch slip rotary head is provided with skewed slot, be provided with slide block in the cover of the stay cord rotating disk side of corresponding skewed slot, between clutch slip rotary head external surface and axis hole, be connected with turn.During use, stay cord down, drive the stay cord dial rotation, stay cord rotating disk band cover and is rotated together with slide block, owing to have certain stiction between turn and clutch slip rotary head external surface and axis hole, this stiction is greater than the frictional force between slide block and skewed slot, slide block is moved along skewed slot, promote clutch slip rotary head and move, its end face and the engagement of rotating shaft end face to rotating shaft, like this, clutch slip rotary head drives rotating shaft and rotates, and rotating shaft then drives the curtain reel and rotates, when unclamping stay cord, under the drive of backrush spring, stay cord rotating disk revolution is pulled back the stay cord rolling on the rope rotating disk, simultaneously, stay cord rotating disk band cover and is reversed together with slide block, slide block is oppositely moved and under the effect of compression spring along skewed slot, and promoting clutch slip rotary head, to leave rotating shaft moving, and its end face leaves the rotating shaft end face, make rotating shaft be in free state, rotating shaft is rotated along sliding together with the curtain reel.Since do not had prior art must runner, therefore, can adopt bigger backrush spring, make the stay cord rotating disk of same diameter can hide many stay cords.In addition, when the curtain reel rotates, also drive position block along having externally threaded cover rotation and doing simultaneously laterally to move to stay cord rotating disk box, after position block arrives stay cord rotating disk box, under the stopping of stay cord rotating disk box, position block can not move laterally, the curtain reel that causes linking together with it can not rotate, like this, can set the quantity that the curtain reel rotates to the distance between stay cord rotating disk box by setting position block, and then set the length of the roller shutter that discharges from the curtain reel, thereby prevent to discharge the appearance of the phenomenon that occurs curtain reel warp roller shutter in the roller shutter process.
Between rotating shaft and clutch slip rotary head, be provided with compression spring.The effect of compression spring is to guarantee that slide block is reverse when mobile under the effect of compression spring along skewed slot, and promoting clutch slip rotary head, to leave rotating shaft moving, and its end face leaves the rotating shaft end face, makes rotating shaft be in free state, and rotating shaft is rotated along sliding together with the curtain reel.
Here, the turn lateral surface leans against on the shaft hole inner wall, is vertically arranged with groove at clutch slip rotary head outer wall, and a wherein end of turn is positioned at groove.During work, owing to have certain stiction between turn and axis hole, this stiction is greater than the frictional force between slide block and skewed slot, and a wherein end of turn is limited by the groove that clutch slip rotary head outer wall vertically is provided with, turn can not be rotated relative to clutch slip rotary head, but can move along the vertical non-resistance of groove, slide block is moved along skewed slot, promoting clutch slip rotary head moves to rotating shaft, its end face and the engagement of rotating shaft end face, like this, clutch slip rotary head drives rotating shaft and rotates, and rotating shaft then drives the curtain reel and rotates.When rotating in order to make clutch slip rotary head drive rotating shaft, kinetic force of friction between turn and axis hole can not increase, the turn number of turns is suitable little unsuitable many, spring is identical around the rotation direction when driving the rotating shaft rotation with clutch slip rotary head, like this, when clutch slip rotary head drives the rotating shaft rotation, the termination of the turn by being positioned at groove drives turn and rotates, because the spring of turn is identical around the rotation direction when driving the rotating shaft rotation with clutch slip rotary head, like this, the termination of the turn of clutch slip rotary head by being positioned at groove drives turn when rotating, make the diameter of turn become big, turn is abutted against on the shaft hole inner wall, make the kinetic force of friction between turn and axis hole constant, and counter-rotating the time is to rotate the diameter of turn is diminished by the backrush spring band spring coil of moving, and makes the frictional force minimizing of turn and axis hole, thereby make the elastic force setting of backrush spring need not be too big, in order to avoid the pulling force when making the pulling stay cord strengthens the comfortableness that influence the product use.
The utility model compared with the prior art, owing to adopted clutch and had the cover of position block, and clutch has adopted form of structure cleverly, therefore, has the advantage that not influenced by the stay cord driving mechanism in the time of to prevent from oppositely roller shutter to be rolled up on the coiling, the many ropes of stay cord runner intrinsic energy, curtain reel revolution.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of clutch slip rotary head external surface.
The specific embodiment:
Now in conjunction with the accompanying drawings and embodiments the utility model is described in further detail:
As shown in the figure, the utility model is by the stay cord rotating disk box 2 that is fixed on the Curtain rod 1, rotation is arranged on the stay cord rotating disk 4 that is wound with stay cord 3 in the stay cord rotating disk box 2, rotation is arranged on the curtain reel 5 on the spool shaft 2a of stay cord rotating disk box 2, the arrangement of clutch 6 that is arranged on 4 of curtain reel 5 and stay cord rotating disks constitutes, curtain reel 5 rotates by pipe crimping cover 8 and is actively socketed on the spool shaft 2a, stay cord rotating disk 4 and 2 in stay cord rotating disk box are provided with backrush spring 7, the rotating shaft 6a that arrangement of clutch 6 is rotated by the drive curtain reel 5 that is arranged on curtain reel 5 axis, the clutch slip rotary head 6b that is positioned on the same axis of rotating shaft 6a constitutes, the end face that rotating shaft 6a and clutch slip rotary head 6b join is provided with the tooth 6c of one way engagement, between rotating shaft 6a and clutch slip rotary head 6b, be provided with compression spring 10, stay cord rotating disk box 2 is provided with curtain reel 5 and is positioned at axis hole 2b on the same axis, clutch rotating shaft 6a1 and clutch slip rotary head 6b that rotating shaft 6a and clutch slip rotary head 6b join are positioned on the axis hole 2b, the other end of clutch slip rotary head 6b is positioned at the cover 4a of stay cord rotating disk 4 sides, the cover 4a of stay cord rotating disk 4 sides rotates and is actively socketed in the axis hole 2b, the external surface of the other end of clutch slip rotary head 6b is provided with skewed slot 6b1, be provided with slide block 4b in the cover 4a of stay cord rotating disk 4 sides of corresponding skewed slot 6b1, between clutch slip rotary head 6b external surface and axis hole 2b, be connected with turn 9, the both sides of turn 9 are pressed close to the end face of axis hole 2b end face and stay cord rotating disk 4 sides cover 4a respectively, so as not to clutch slip rotary head 6b when doing axially-movable turn 9 also occur moving axially.In curtain reel 5, be provided with one and have externally threaded cover 11, cover 11 links together with stay cord rotating disk box 2, a location block 12 is threaded on the cover 11, position block 12 is jagged to be cooperated with vertical lines (groove) of curtain reel 5 inwalls, and position block 12 laterally is slidingly connected in the curtain reel 5.In order to guarantee to be rotated further again after position block 12 arrives stay cord rotating disk box 2, simultaneously, can successfully leave stay cord rotating disk box 2 again.Block on the throne 12 sides are provided with protrudes block 12a, and correspondence is protruded the stay cord rotating disk box 2 of block 12a or overlapped baffle plate 13 is set on 11.In order to prevent that moving axially from appearring in pipe crimping cover 8, overlap the external diameter of the external diameter of 11 terminations greater than spool shaft 2a, like this, under the restriction of cover 11 terminations and stay cord rotating disk box 2, the pipe crimping cover 8 that is positioned at spool shaft 2a outside just can not move axially.
Assembling for convenience, rotating shaft 6a is made of clutch rotating shaft 6a1 and reel driving shaft 6a3, the end of reel driving shaft 6a3 is provided with the driving wheel 6a4 that is connected with the curtain reel, driving wheel 6a4 is upward jagged to be cooperated with vertical lines (groove) of curtain reel 5 inwalls, cover 11 is socketed on the reel driving shaft 6a3 between the spool shaft 2a of driving wheel 6a4 and stay cord rotating disk box 2, and spool shaft 2a couples together with cover 11 by connector 11a and rotates with curtain reel 5 to prevent to overlap.The endoporus that is socketed in the reel driving shaft 6a3 on the clutch rotating shaft 6a1 is non-circular inner hole (as triangle or a polygon endoporus), the clutch rotating shaft 6a1 profile of corresponding endoporus is non-circular, and the reel driving shaft 6a3 that is socketed on the clutch rotating shaft 6a1 connects on the clutch rotating shaft 6a1 by the screw 6a5 that is fixed on the clutch rotating shaft 6a1.
In order to make rotating shaft 6a and clutch slip rotary head 6b clutch swimmingly, the end face axis of rotating shaft 6a is provided with a 6a2, and clutch slip rotary head 6b turning set is connected on the 6a2.
For rotating shaft 6a is positioned in the axis hole 2b, axis hole 2b end is provided with perforation 2b1, drive shaft 6a3 passes perforation 2b1 and curtain reel 5 couples together, and clutch rotating shaft 6a1 is positioned at axis hole 2b, is provided with the positioning mandril 4c that heads on clutch rotating shaft 6a1 end face in stay cord rotating disk 4 sides.Like this, rotating shaft 6a can be positioned in the axis hole 2 and can not move forward and backward, and simultaneously, does not influence the smooth and easy of its rotation again.
Turn 9 lateral surfaces lean against on the axis hole 2b inwall, are vertically arranged with groove 6b2 at clutch slip rotary head 6b outer wall, and a wherein end 9a of turn 9 is positioned at groove 6b2.The spring of turn 9 is identical around the rotation direction when driving rotating shaft 6a rotation with clutch slip rotary head 6b.
Claims (10)
1, the drum driving apparatus that a kind of roller shutter is used, it is characterized in that by the stay cord rotating disk box that is fixed on the Curtain rod, rotation is arranged on the stay cord rotating disk that is wound with stay cord in the stay cord rotating disk box, rotation is arranged on the curtain reel on the spool shaft of stay cord rotating disk box, the one-way clutch that is arranged between curtain reel and stay cord rotating disk constitutes, be provided with the backrush spring between stay cord rotating disk and stay cord rotating disk box, in the curtain reel, be provided with one and have externally threaded cover, cover links together with stay cord rotating disk box, put the location block that is threaded, position block laterally is slidingly connected in the curtain reel.
2, the drum driving apparatus that roller shutter according to claim 1 is used, it is characterized in that the rotating shaft that arrangement of clutch is rotated by the drive curtain reel that is arranged on the curtain spool axis, the clutch slip rotary head that is positioned on the same axis of rotating shaft constitutes, the end face that rotating shaft and clutch slip rotary head join is provided with the tooth of one way engagement, stay cord rotating disk box is provided with the curtain reel and is positioned at axis hole on the same axis, clutch rotating shaft and clutch slip rotary head that rotating shaft and clutch slip rotary head join are positioned on the axis hole, the other end of clutch slip rotary head is positioned at the cover of stay cord rotating disk side, the external surface of the other end of clutch slip rotary head is provided with skewed slot, be provided with slide block in the cover of the stay cord rotating disk side of corresponding skewed slot, between clutch slip rotary head external surface and axis hole, be connected with turn.
3, the drum driving apparatus used of roller shutter according to claim 2 is characterized in that being provided with compression spring between rotating shaft and clutch slip rotary head.
4, the drum driving apparatus of using according to claim 2 or 3 described roller shutters, it is characterized in that rotating shaft is made of clutch rotating shaft and reel driving shaft, the end of reel driving shaft is provided with the driving wheel that is connected with the curtain reel, be socketed on the reel driving shaft between the spool shaft of driving wheel and stay cord rotating disk box, spool shaft is connected with cover by connector, the endoporus that is socketed in the reel driving shaft in the clutch rotating shaft is non-circular inner hole, the clutch rotating shaft profile of corresponding endoporus is non-circular, and the reel driving shaft that is socketed in the clutch rotating shaft connects in the clutch rotating shaft by the screw that is fixed in the clutch rotating shaft.
5, the drum driving apparatus of using according to claim 2 or 3 described roller shutters is characterized in that the end face axis of rotating shaft is provided with axle, and clutch slip rotary head turning set is connected on the axle.
6, the drum driving apparatus used of roller shutter according to claim 5, it is characterized in that the axis hole end is provided with perforation, drive shaft passes perforation and couples together with the curtain reel, and the clutch rotating shaft is positioned at axis hole, is provided with the positioning mandril that heads on clutch rotating shaft end face in stay cord rotating disk side.
7, the drum driving apparatus of using according to claim 2 or 3 or 6 described roller shutters is characterized in that the turn lateral surface leans against on the shaft hole inner wall, is vertically arranged with groove at clutch slip rotary head outer wall, and a wherein end of turn is positioned at groove.
8, the drum driving apparatus used of roller shutter according to claim 7, the spring that it is characterized in that turn is around identical to the rotation direction when clutch slip rotary head drives rotating shaft and rotates.
9, the drum driving apparatus used of roller shutter according to claim 8 is characterized in that block on the throne side is provided with the protrusion block, corresponding protrude the stay cord rotating disk box of block or put baffle plate is set.
10, according to Claim 8 or the drum driving apparatus used of 9 described roller shutters, it is characterized in that overlapping the external diameter of the external diameter of termination greater than spool shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200449612U CN201273127Y (en) | 2008-03-17 | 2008-03-17 | Winding drum driving device used for coiling curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200449612U CN201273127Y (en) | 2008-03-17 | 2008-03-17 | Winding drum driving device used for coiling curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201273127Y true CN201273127Y (en) | 2009-07-15 |
Family
ID=40883475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200449612U Expired - Fee Related CN201273127Y (en) | 2008-03-17 | 2008-03-17 | Winding drum driving device used for coiling curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201273127Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101240691B (en) * | 2008-03-17 | 2011-07-20 | 朱晓荧 | Wound roll drive apparatus for roll screen |
| CN102772115A (en) * | 2012-07-02 | 2012-11-14 | 李七妹 | Single draw rope driving device with positioning function and used by curtains |
| KR200472441Y1 (en) * | 2009-07-16 | 2014-04-28 | 시앙롱 추 | Drum driving device for window shade |
| CN105525857A (en) * | 2016-02-04 | 2016-04-27 | 王海锋 | Curtain controller |
| TWI800429B (en) * | 2022-07-15 | 2023-04-21 | 安得富興業有限公司 | Curling control device for roller blinds |
-
2008
- 2008-03-17 CN CNU2008200449612U patent/CN201273127Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101240691B (en) * | 2008-03-17 | 2011-07-20 | 朱晓荧 | Wound roll drive apparatus for roll screen |
| KR200472441Y1 (en) * | 2009-07-16 | 2014-04-28 | 시앙롱 추 | Drum driving device for window shade |
| EP2275640A3 (en) * | 2009-07-16 | 2015-01-07 | Xiangrong Zhu | Drum driving device for window shade |
| CN102772115A (en) * | 2012-07-02 | 2012-11-14 | 李七妹 | Single draw rope driving device with positioning function and used by curtains |
| CN102772115B (en) * | 2012-07-02 | 2015-07-08 | 李七妹 | Single draw rope driving device with positioning function and used by curtains |
| CN105525857A (en) * | 2016-02-04 | 2016-04-27 | 王海锋 | Curtain controller |
| CN105525857B (en) * | 2016-02-04 | 2017-05-10 | 王海锋 | Curtain controller |
| TWI800429B (en) * | 2022-07-15 | 2023-04-21 | 安得富興業有限公司 | Curling control device for roller blinds |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101240691B (en) | Wound roll drive apparatus for roll screen | |
| CN101139910B (en) | Winding drum driving device for rolling screen | |
| CN201273127Y (en) | Winding drum driving device used for coiling curtain | |
| US9127500B2 (en) | Cord-winding device for venetian blind | |
| US8281846B2 (en) | Curtain | |
| US9062494B2 (en) | Coilable shade | |
| CN101476443B (en) | Winding drum driving device used for coiling curtain | |
| CN102767329B (en) | Single pull rope driving device for curtain | |
| US9963933B2 (en) | Blind body braking mechanism for non-cord window blind assembly | |
| CN101608530B (en) | Improved structure of rolling drum driving device for rolling curtains | |
| CN102772115A (en) | Single draw rope driving device with positioning function and used by curtains | |
| CN201148833Y (en) | Reel drum drive device for roll curtain | |
| US20120298317A1 (en) | Automatic roll-up device of a venetian blind | |
| CN101025073B (en) | Rolling drum driving apparatus for rolling curtain | |
| CN201152137Y (en) | Wound roll drive apparatus for roll screen | |
| CN202866619U (en) | Windproof screen window | |
| CN201193473Y (en) | Multi-functional curtain | |
| CN101263969B (en) | Multifunctional curtain | |
| CN201253113Y (en) | Curtain | |
| CN101634217B (en) | Roller shutter limiting mechanism | |
| CN101263970B (en) | Curtain | |
| CN201106396Y (en) | Suspension type reel window curtain | |
| CN101139909A (en) | Suspension type reel spindle window curtain | |
| CN210087204U (en) | Shutter rope winder | |
| CN2883638Y (en) | Concealed screen window |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20120317 |