CN201351451Y - Manual curtain winding device - Google Patents
Manual curtain winding device Download PDFInfo
- Publication number
- CN201351451Y CN201351451Y CNU2009201135119U CN200920113511U CN201351451Y CN 201351451 Y CN201351451 Y CN 201351451Y CN U2009201135119 U CNU2009201135119 U CN U2009201135119U CN 200920113511 U CN200920113511 U CN 200920113511U CN 201351451 Y CN201351451 Y CN 201351451Y
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- drive
- sleeve
- drive sleeve
- protruding axle
- metal
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- Expired - Lifetime
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Abstract
A manual curtain winding device comprises a base (1), a cam shaft (3), a sprocket wheel (2) which is driven to rotate by a chain rope (21), a guide spring (4), a drive sleeve (5) and a drive socket (6), wherein a curtain tube can be fixed at the periphery of the drive socket; the cam shaft (3) is arranged at the middle part of a recessed cavity (11) of the base (1); the sprocket wheel (2) is sleeved and arranged in the cam shaft (3); the guide spring (4) is tightly sleeved on the circumference surface of the metal material of the cam shaft (3) outside the recessed cavity (11); the drive sleeve (5) can rotatably sleeve and arrange the guide spring (4) in the drive sleeve (5); one end of the drive sleeve (5) is linked together with the sprocket wheel (2) by a transmission structure; and the drive socket (6) is sleeved and arranged on the drive sleeve (5) and is linked together with the drive sleeve (5). The structure of the manual curtain winding device has the advantages that the abrasive resistance strength between the guide spring and the cam shaft is greatly increased, thus reinforcing the service life of the winding device effectively; in addition, the two ends of the guide spring can effectively prevent the abrasion between an arc-shaped convex part in the drive socket and two ends of the spring, and play the effect of heat insulating, thus further protecting the winding device and prolonging the service life.
Description
Technical field
The utility model relates to a kind of manual curtain coiling apparatus.
Background technology
Existing a kind of patent specially discloses a kind of structure for China's invention that the CN200810062760.X name is called " a kind of curtain manual coiling structure ", the fixed mount that its structure comprises sprocket wheel, is used to drive the chain rope of sprocket rotation and is used to install sprocket wheel, on the described chain rope fixed interval have can with the chain pearl of groove transmission on sprocket wheel engagement, it is characterized in that: also be connected with straight down a brake bar on the described fixed mount, described brake bar is provided with can go into for the chain wire clips but not allow the chain pearl to pass snap ring.This winding-structure employing snap ring is spacing to realize the restriction to sprocket wheel to the chain rope, realizes the braking of curtain.Sprocket wheel is a pure rolling rotating, and does not have the damping restriction, thereby reels flexibly, and pulling is light; Braking by friction damping, is not subjected to material, size, and influences such as tolerance are simple in structure; Only need during operation on snap ring, to get final product the chain rope is spacing, simple to operation.But its shortcoming is, the chain rope was in tension all the time when the chain rope was spacing, because the chain pearl in the chain rope is less with the intensity that the chain knot closes, the chain pearl is fragile, and position limiting structure is easily gone wrong, the improvement so its structure awaits.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of manual curtain coiling apparatus ingenious, simple in structure and that can increase the service life effectively that designs at above-mentioned prior art present situation.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this manual curtain coiling apparatus, include pedestal, protruding axle, sprocket wheel by moving its rotation of chain rope belt, retainer spring, drive sleeve and periphery be the drive socket of curtain tube fixedly, described pedestal is provided with cavity, and described protruding axle is arranged at the cavity middle part of pedestal, and axially in cavity, extend the cavity outside, described sprocket wheel is placed in the protruding axle, and be arranged at rotationally in the cavity of pedestal, described retainer spring tightly is placed on the outer protruding axle periphery of cavity, described drive sleeve is placed on retainer spring wherein rotationally, and an end of drive sleeve links together by drive mechanism and sprocket wheel, and described drive socket is for being placed on the drive sleeve and linking together with drive sleeve, and the two ends of retainer spring are arranged on the drive socket, it is characterized in that: described retainer spring is on the metal material periphery that tightly is placed in protruding axle.
As improvement, described metal material periphery may be selected to be metal sleeve, and this metal sleeve is fixed together by tight fit and protruding axle; This described metal sleeve can be adopted as iron pipe, copper pipe or metal alloy pipe or stainless steel tube.
Improve again, described drive socket and drive sleeve interlock structure together may be selected to be: have vestibule on the side of drive sleeve, have at least one to be the arc protuberance of metal covering and in the inwall of drive socket, be provided with, when drive socket is placed on the drive sleeve, one end of protruding axle axially stretches out from drive socket one end, and place the external part of protruding axle and drive socket is limited in protruding axle rotationally by upper shield lid, simultaneously, the arc protuberance is to be buckled in the vestibule of drive sleeve, and the two ends of retainer spring are extended the vestibule of drive sleeve and are buckled on separately on the both sides metal covering of arc protuberance.
Improve again, described metal covering can be preferably sheet metal, this sheet metal is covered on the external surface of arc protuberance for fitting, and an end of sheet metal is provided with slotting ear, in the time of on sheet metal is fitted the external surface be covered in the arc protuberance, the slotting ear of sheet metal is to be inserted in the end face shrinkage pool of arc protuberance and fixed with each other with the arc protuberance.
Improve again, be provided with bearing in the driven pulley on the driven pedestal relative with pedestal.
Compared with prior art, retainer spring of the present utility model is on the metal material periphery that tightly is placed in protruding axle, and the metal material periphery is a metal sleeve, and this metal sleeve is fixed together by tight fit and protruding axle.The advantage of this structure is that the scuff resistance between retainer spring and the protruding axle increases considerably, thereby has strengthened the application life of coiler device effectively; Also have; the two ends of retainer spring are extended the vestibule of drive sleeve and are buckled on separately on the both sides metal covering of arc protuberance; and metal covering adopts sheet metal; this sheet metal is covered on the external surface of arc protuberance for fitting; design makes the two ends of retainer spring can prevent arc protuberance and the wearing and tearing between the both ends of the spring in the drive socket effectively and plays heat insulation effect like this, thereby further plays the protection coiler device and increase the service life.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION figure of utility model embodiment;
Fig. 2 is that pedestal and protruding axle and metal tube are arranged at structure sectional view on the protruding axle among Fig. 1;
Fig. 3 is the stereogram of Fig. 2;
Fig. 4 is the stereogram of drive socket among Fig. 1;
Fig. 5 is the top plan view of Fig. 4;
Fig. 6 is the sectional view of Fig. 5 along the A-A line;
Fig. 7 is the left view of Fig. 6;
Fig. 8 is that curtain tube is placed on the stereogram on pedestal and the driven pedestal;
Fig. 9 is the projection diagrammatic sketch after Fig. 1 assembles.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Extremely shown in Figure 9 as Fig. 1, the manual curtain coiling apparatus of present embodiment, include pedestal 1, protruding axle 3, drive the sprocket wheel 2 of its rotation by chain rope 21, retainer spring 4, drive sleeve 5 and periphery be the drive socket 6 of curtain tube 8 fixedly, see shown in Figure 1, pedestal 1 is provided with cavity 11, and described protruding axle 3 is arranged at cavity 11 middle parts of pedestal 1, and axially in cavity 11, extend cavity 11 outsides, described sprocket wheel 2 is placed in the protruding axle 3, and be arranged at rotationally in the cavity 11 of pedestal 1, described retainer spring 4 is on the metal material periphery that tightly is placed in protruding axle 3, this metal material periphery adopts metal sleeve 31, and this metal sleeve 31 is fixed together by tight fit and protruding axle 3.Metal sleeve 31 concrete materials may be selected to be iron pipe, copper pipe or metal alloy pipe.Drive sleeve 5 is placed on retainer spring 4 wherein rotationally, and an end of drive sleeve 5 links together by drive mechanism and sprocket wheel 2, and described drive socket 6 for be placed on the drive sleeve 5 and with drive sleeve 5 interlocks together, and the two ends of retainer spring 4 are arranged on the drive socket 6.Described drive socket 6 with drive sleeve 5 interlocks structure together is: have vestibule 51 on the side of drive sleeve 5, have at least one to be the arc protuberance 63 of metal covering and in the inwall of drive socket 6, be provided with, when drive socket 6 is placed on the drive sleeve 5, one end of protruding axle 3 axially stretches out from drive socket 6 one ends, and place the external part of protruding axle 3 and drive socket 6 is limited in protruding axle 3 rotationally by upper shield 7 lid, simultaneously, arc protuberance 63 is for to be buckled in the vestibule 51 of drive sleeve 5, and the two ends 41 of retainer spring 4 are extended the vestibule 51 of drive sleeve 5 and are buckled on separately on the both sides metal covering of arc protuberance 63.This metal covering is a sheet metal 61, this sheet metal 61 is covered on the external surface of arc protuberance 63 for fitting, and an end of sheet metal 61 is provided with inserts ear 611, in the time of on sheet metal 61 is fitted the external surface that is covered in arc protuberance 63, the slotting ear 611 of sheet metal 61 is for fixed with each other with arc protuberance 63 in the end face shrinkage pool 62 that is inserted in arc protuberance 63.And be provided with bearing in the driven pulley on the driven pedestal 9 relative with pedestal 1.And an end of above-mentioned drive sleeve 5 links together by drive mechanism and sprocket wheel 2 that structure is a prior art, here no longer describes.
Impulse stroke of the present utility model is as described below:
1. spur pearl rope (being the chain rope) gently, pedestal 1 middle sprocket 2 rotates by pearl rope 21 pulling downwards, owing to driving pinion 53, both meshing relations of sprocket wheel 2 internal tooths and pinion 53 rotate, pinion 53 rotates around being positioned at the toothed protruding axle 3 of pedestal 1 cavity 11 parts, because eight legs 53 on the drive sleeve 5 are the centre positions that are installed in the centre bore of pinion 53 with plant, driving drive sleeve when pinion 53 rotates rotates, meanwhile, the retainer spring 4 that is installed on the protruding axle 3 can produce high temperature, cause the distortion of protruding axle 3, when drawing numbers is accumulated to when a certain amount of, will makes coiler device infringement occur and can't use.For this reason, the utility model is reduced friction by be nested with smooth metal tube 31 by tight fit in protruding axle 3, thereby increased the application life of coiler device greatly.On the inwall arc protuberance 63 of transmission sleeve pipe 6, fit simultaneously and be coated with sheet metal 61, with the wearing and tearing that stop transmission sleeve pipe 6 and the end 41 of retainer spring 6 with play heat insulation effect, and then play the effect of protection coiler device.
2. transmission sleeve pipe 6 is to open the centre position that is enclosed within drive sleeve 5 along an end of drive sleeve 5, and transmission sleeve pipe 6 is followed the rotation of drive sleeve 5 and rotated, and the sleeve pipe of transmission simultaneously 6 also cooperates with curtain tube 8, and the pipe close that makes curtain tube 8 follow curtain tube 8 rotates and rotates.
3. the driven pulley on the driven pedestal 9 also closely cooperates with curtain tube 8, the rotation that makes driven pulley follow curtain tube 8 with pipe close is rotated, at this moment, the bearing that is installed in the driven pulley also and then rotates, bearing itself can carry high radial and axial load, thereby has guaranteed the flexibility of coiler device rotation, has reduced friction simultaneously, it is lighter that pull-up chain rope is come, and keeps motionless and other positions are static.
4. comprehensively above-mentioned: pedestal 1, driven pedestal 9, curtain tube 8, several parts such as chain rope 21 are combined into a mechanism, pulling pearl (the chain rope 21 of promptly restricting) drives the rotation of drive sleeve 5, and curtain tube 8, driven pulley are also being followed and rotated, casement in this process on the curtain tube 8 is also being followed and is being rotated, thereby realizes the expansion of casement and contraction and finish the work.
Claims (6)
1, a kind of manual curtain coiling apparatus, include pedestal (1), protruding axle (3), drive the sprocket wheel (2) of its rotation by chain rope (21), retainer spring (4), drive sleeve (5) and periphery be the drive socket (5) of curtain tube (8) fixedly, described pedestal (1) is provided with cavity (11), and described protruding axle (3) is arranged at cavity (11) middle part of pedestal (1), and axially in cavity (11), extend cavity (11) outside, described sprocket wheel (2) is placed in the protruding axle (3), and be arranged at rotationally in the cavity (11) of pedestal (1), described retainer spring (4) tightly is placed on outer protruding axle (3) periphery of cavity (11), described drive sleeve (5) is placed on retainer spring (4) wherein rotationally, and an end of drive sleeve (5) links together by drive mechanism and sprocket wheel (2), and described drive socket (6) upward and with drive sleeve (5) links together for being placed on drive sleeve (5), and the two ends of retainer spring (4) are arranged on the drive socket (6), it is characterized in that: described retainer spring (4) is on the metal material periphery that tightly is placed in protruding axle (3).
2, manual curtain coiling apparatus according to claim 1 is characterized in that: described metal material periphery is metal sleeve (31), and this metal sleeve (31) is fixed together by tight fit and protruding axle (3).
3, manual curtain coiling apparatus according to claim 2 is characterized in that: described metal sleeve (31) is iron pipe, copper pipe or metal alloy pipe.
4, according to claim 1 or 2 or 3 described manual curtain coiling apparatus, it is characterized in that: described drive socket (6) with drive sleeve (5) interlock structure together is: have vestibule (51) on the side of drive sleeve (5), have at least one to be the arc protuberance (63) of metal covering and in the inwall of drive socket (5), be provided with, when drive socket (6) is placed on the drive sleeve (5), one end of protruding axle (3) axially stretches out from drive socket (6) one ends, and place the external part of protruding axle (3) and drive socket (6) is limited in protruding axle (3) rotationally by upper shield (7) lid, simultaneously, arc protuberance (63) is for to be buckled in the vestibule (51) of drive sleeve (5), and the two ends (41) of retainer spring (4) are extended the vestibule (51) of drive sleeve (5) and are buckled on separately on the both sides metal covering of arc protuberance (63).
5, manual curtain coiling apparatus according to claim 4, it is characterized in that: described metal covering is sheet metal (61), this sheet metal (61) is covered on the external surface of arc protuberance (63) for fitting, and an end of sheet metal (61) is provided with slotting ear (611), in the time of on sheet metal (61) is fitted the external surface that is covered in arc protuberance (63), the slotting ear (611) of sheet metal (61) is for fixed with each other with arc protuberance (63) in the end face shrinkage pool (62) that is inserted in arc protuberance (63).
6, according to claim 1 or 2 or 3 described manual curtain coiling apparatus, it is characterized in that: be provided with bearing in the driven pulley on the driven pedestal (9) relative with pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201135119U CN201351451Y (en) | 2009-02-04 | 2009-02-04 | Manual curtain winding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201135119U CN201351451Y (en) | 2009-02-04 | 2009-02-04 | Manual curtain winding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201351451Y true CN201351451Y (en) | 2009-11-25 |
Family
ID=41374839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201135119U Expired - Lifetime CN201351451Y (en) | 2009-02-04 | 2009-02-04 | Manual curtain winding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201351451Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101481991B (en) * | 2009-02-04 | 2011-08-31 | 宁波先锋新材料股份有限公司 | Manual curtain coiling apparatus |
| CN102102485B (en) * | 2010-02-25 | 2012-09-26 | 宁波先锋新材料股份有限公司 | Safe curtain winding structure |
| AU2014100350B4 (en) * | 2014-04-10 | 2015-12-03 | Uni-Soleil Ent. Co., Ltd. | Curtain control assembly |
| CN107120400A (en) * | 2017-05-10 | 2017-09-01 | 宁波先锋新材料股份有限公司 | A kind of bead type driver |
| CN107642323A (en) * | 2017-11-03 | 2018-01-30 | 佛山市南海区金沙朗丽斯窗饰制品厂（普通合伙） | Pipe with small pipe diameter roller shutter controller |
-
2009
- 2009-02-04 CN CNU2009201135119U patent/CN201351451Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101481991B (en) * | 2009-02-04 | 2011-08-31 | 宁波先锋新材料股份有限公司 | Manual curtain coiling apparatus |
| CN102102485B (en) * | 2010-02-25 | 2012-09-26 | 宁波先锋新材料股份有限公司 | Safe curtain winding structure |
| AU2014100350B4 (en) * | 2014-04-10 | 2015-12-03 | Uni-Soleil Ent. Co., Ltd. | Curtain control assembly |
| CN107120400A (en) * | 2017-05-10 | 2017-09-01 | 宁波先锋新材料股份有限公司 | A kind of bead type driver |
| CN107120400B (en) * | 2017-05-10 | 2023-04-18 | 宁波先锋新材料股份有限公司 | Pull bead type driver |
| CN107642323A (en) * | 2017-11-03 | 2018-01-30 | 佛山市南海区金沙朗丽斯窗饰制品厂（普通合伙） | Pipe with small pipe diameter roller shutter controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20091125 Effective date of abandoning: 20090204 |