CN102102485A - Safe curtain winding structure - Google Patents
Safe curtain winding structure Download PDFInfo
- Publication number
- CN102102485A CN102102485A CN 201010114634 CN201010114634A CN102102485A CN 102102485 A CN102102485 A CN 102102485A CN 201010114634 CN201010114634 CN 201010114634 CN 201010114634 A CN201010114634 A CN 201010114634A CN 102102485 A CN102102485 A CN 102102485A
- Authority
- CN
- China
- Prior art keywords
- fastener
- head sprocket
- curtain winding
- bead
- safe curtain
- 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.)
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The invention discloses a safe curtain winding structure. The safe curtain winding structure comprises a main chain wheel, a bead chain rope driving the main chain wheel to rotate and a bracket assembly for arranging the main chain wheel; the bead chain rope consists of a plurality of beads and a line connected among beads; the safe curtain winding structure is characterized in that: the bracket assembly comprises a fixed bracket and a detachable clamp piece; the left and right sides and the upper end face of the clamp piece and the fixed bracket form a passage for moving the bead chain rope; the beads on the bead chain rope are matched with tooth slots on the lower part of the main chain wheel, so that the bead chain rope does not fall off when normally pulled, and the bead chain rope falls off when powerfully pulled accidently; and the safe curtain winding structure can be used stably, has a reasonable structure and does not influence the whole beauty.
Description
Technical field
The present invention relates to a kind of curtain winding-structure.
Background technology
Manual curtain coiling apparatus, majority are to rely on pelletron, and with pulling moving bead cord, the drive curtain is done and rolled or put down; This kind bead cord stretch out a sagging bead cord, in family uses, can occur twining baby's incident, cause and cause injury, disable, even deadly incident; Increase a pulley in the free end bottom, this pulley is fixed on the body of wall for this reason, but also because of the user does not pack into pulley to bead cord, causes above-mentioned incident to still have the possibility of generation, and institute is still dangerous in this way; For this reason through constantly very improvement of research, the patent No. is that 200420071930.8 Chinese patent discloses a kind of safe pelletron that is used to drive the curtain body folding and unfolding, this pelletron is made up of several beads and the line that is connected between bead, the two ends of pelletron is incorporated on a connecting seat, form a chain link, form the holding tank that is complementary with bead in the Connection Block, and be extended with splitting groove by holding tank towards the Connection Block end, the width of splitting groove is less than the holding tank internal diameter; Bead on the described pelletron termination is embedded in the holding tank.Adopt such structure, chain link is subjected to certain external force and does the time spent, but it is embedded at the termination bead trip-free in the Connection Block, promptly utilize the connectivity structure design of holding tank and splitting groove and splitting groove to rise automatically to receive principle and realize, thereby the oneself who reaches chain link unties, avoid its cover to be buckled in the people and to cause unnecessary accident, but the defective of this structure is possible at normal pulling chain rope or stressedly just may cause untiing automatically of chain link when a little bigger, use unstable, frequent coming off causes certain puzzlement to the user, and unreasonable structure, also influence attractive in appearancely, need further to improve.
Summary of the invention
Technical problem to be solved by this invention provides and a kind ofly bead cord can not occur come off when normal pulling bead cord, accident firmly spurs bead cord and just can cause bead cord to come off, thereby avoid the incident of injury to take place, use stable, rational in infrastructure, and do not influence the safe curtain winding-structure of overall appearance.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: a kind of safe curtain winding-structure, comprise head sprocket and the bracket component that is used to drive the bead cord of head sprocket rotation and is used to install head sprocket, this bead cord is made up of several beads and the line that is connected between bead, it is characterized in that: described bracket component comprises fixed support and removable lining fastener, fastener and fixed support constitute the passage for the bead cord activity, and the bead on the bead cord cooperates with the teeth groove of head sprocket bottom.
As preferred site, the upper surface of described fastener left and right side and fastener is connected with fixed support.
As improvement, described fastener links to each other with support bracket fastened lower snap.
As improvement, the structure that described buckle links to each other is: the front-back in the fastener bottom is provided with card base, and the bayonet socket on this card base and the fixed support matches.
As improvement, the upper surface of described fastener is curved, and the radian of this arc is identical with the cooperation section radian of head sprocket with bead cord, and fastener integral body is inverted U.
As improvement, the middle part of described base has an installation shaft, and the face of gear of described head sprocket is installed in the support bracket fastened top by installation shaft is rotating.
As improvement, described installation shaft connects and composes a box body with base, fixed support and head sprocket, and the face of gear of head sprocket places in this box body.
Compared with prior art, the invention has the advantages that: fastener and fixed support constitute the passage for the bead cord activity, when the pulling bead cord, owing to be so that the stressed bead cord of a side is free to slide, normally can not cause bead cord to come off when stressed, it is stable that it is used, and it is rational in infrastructure, because fixed support and fastener constitute an integral support assembly, do not influence overall appearance, the front-back of fastener bottom is provided with card base, and the bayonet socket on this card base and the fixed support matches, when bead cord is twined the formation lasso, and accident takes place to be inserted in as baby's health or pet, firmly struggles, and makes fastener break away from fixed support, fall down thereby bead cord is twined, avoid free end lasso because of bead cord to cause injury the user.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the STRUCTURE DECOMPOSITION figure of head sprocket device;
Fig. 3 is the STRUCTURE DECOMPOSITION figure of follower device;
The rear elevation of head sprocket device when Fig. 4 is normal operating condition;
The rear elevation of head sprocket device when Fig. 5 is overweight user mode.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
A kind of safe curtain winding-structure shown in Fig. 1～5, comprise base 1, head sprocket 2 and the bracket component 27 that is used to drive the bead cord 3 of head sprocket 2 rotations and is used to install head sprocket 2, described head sprocket 2 comprises joint face and face of gear 5, on joint face, be provided with connection strap 6, there have one first aluminum pipe plug 7 to combine with connection strap 6 on the joint face to be fixing, described bracket component 27 comprises fixed support 8 and removable lining fastener 9, has an installation shaft 10 at the middle part of base 1, this installation shaft 10 is with base 1, fixed support 8 and head sprocket 2 connect and compose a box body 11, susceptor surface 12 and fixed support 8 surfaces constitute the lid of box body 11, fixed support 8 tops constitute the box body of box body 11, on susceptor surface 12, have some installing holes, the face of gear 5 of described head sprocket 2 is installed in rotation in the box body 11 by installation shaft 10, there is a back-moving spring 13 to be located between the first aluminum pipe plug 7 and the installation shaft 10 and is nested with on installation shaft 10, make its maintenance have the trend of resetting, bead cord 3 is made up of several beads 14 and the line 15 that is connected in 14 of beads, described fastener 9 integral body are inverted U, fastener 9 links to each other with the lower snap of fixed support 8, the structure that this buckle links to each other is: the front-back in fastener 9 bottoms is provided with card base 16, bayonet socket 17 on card base 16 and the fixed support 8 matches, card base 16 is 4 with the quantity of bayonet socket 17, when card base 16 is buckled on the fixed support 8, the upper surface 18 of the left and right side of fastener 9 and fastener 9 constitutes the passage that supplies bead cord 3 activities with fixed support 8, bead 14 on the bead cord 3 cooperates with the teeth groove 19 of head sprocket 2 bottoms, be exactly bead cord 3 be not to be wrapped on the head sprocket 2, but pass through from head sprocket 2 bottoms, the upper surface 18 of described fastener 9 is curved, the radian of this arc cooperates the radian of section identical with bead cord 3 and head sprocket 2 bottoms, opposite at head sprocket 2 also is provided with follower 20, the connection chamber 25 that has protrusion in the side of follower 20, there is a movable part 21 to insert in the connection chamber 25, positioned inside at movable part 21 has one 22, there is an end of a spring 23 to be enclosed within on the axle head, this spring 23 is located between the second aluminum pipe plug 24 and the axle 22, the described second aluminum pipe plug 24 utilizes rivet 27 to be enclosed within the outside of connection chamber 25, above-mentioned movable part 21, axle 22 and spring 23 all place in the passage of the second aluminum pipe plug 24, there is an aluminum pipe 26 to be enclosed within on the first aluminum pipe plug 7 and the second aluminum pipe plug 24, can spur head sprocket 2 by bead cord 3, aluminum pipe 26 is rotated along with the rotation of head sprocket 2, and then drive curtain folding and unfolding, this device is because bracket component is the front-back card base 16 of fastener 9 is buckled on the fixed support 8, when the gravity that is subjected to exceeds certain limit, fastener 9 will come off automatically, avoided free end lasso because of bead cord 3 to cause injury to the baby, again because when pulling bead cord 3, be that a side is stressed, so bead cord 3 is free to slide, the stressed bead cord 3 that greatly also can not cause again comes off, and it is stable that it is used.
Here requiring emphasis be that fastener is connected with support bracket fastened clamping can be various, can be to be stuck in support bracket fastened the inside, also can be to be stuck in support bracket fastened bottom surface, and principle is similar.
Claims (7)
1. safe curtain winding-structure, comprise head sprocket and the bracket component that is used to drive the bead cord of head sprocket rotation and is used to install head sprocket, this bead cord is made up of several beads and the line that is connected between bead, it is characterized in that: described bracket component comprises fixed support and removable lining fastener, fastener and fixed support constitute the passage for the bead cord activity, and the bead on the bead cord cooperates with the teeth groove of head sprocket bottom.
2. safe curtain winding-structure according to claim 1, it is characterized in that: the upper surface of described fastener left and right side and fastener is connected with fixed support.
3. safe curtain winding-structure according to claim 2 is characterized in that: described fastener links to each other with support bracket fastened lower snap.
4. safe curtain winding-structure according to claim 3 is characterized in that: the structure that described buckle links to each other is: the front-back in the fastener bottom is provided with card base, and the bayonet socket on this card base and the fixed support matches.
5. according to the described safe curtain winding-structure of any claim of claim 1～4, it is characterized in that: the upper surface of described fastener is curved, and the radian of this arc is identical with the cooperation section radian of head sprocket with bead cord, and fastener integral body is inverted U.
6. safe curtain winding-structure according to claim 5 is characterized in that: the face of gear of described head sprocket is installed in rotation in the support bracket fastened upper cavity by installation shaft, and described installation shaft is arranged on the middle part of base.
7. safe curtain winding-structure according to claim 6 is characterized in that: described installation shaft connects and composes a flat box body with base, fixed support and head sprocket, and the face of gear of head sprocket places in this box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010114634 CN102102485B (en) | 2010-02-25 | 2010-02-25 | Safe curtain winding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010114634 CN102102485B (en) | 2010-02-25 | 2010-02-25 | Safe curtain winding structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102102485A true CN102102485A (en) | 2011-06-22 |
| CN102102485B CN102102485B (en) | 2012-09-26 |
Family
ID=44155522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010114634 Expired - Fee Related CN102102485B (en) | 2010-02-25 | 2010-02-25 | Safe curtain winding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102102485B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321564A (en) * | 2013-06-06 | 2013-09-25 | 宁波先锋新材料股份有限公司 | Curtain bead chain fixator |
| 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 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1267206B1 (en) * | 1994-12-16 | 1997-01-28 | Mottura Spa | SUPPORT AND CONTROL DEVICE FOR A ROLLER BLIND. |
| DE29816233U1 (en) * | 1998-09-10 | 1998-12-10 | Mhz Hachtel & Co | Cladding for window or door openings |
| CN2620072Y (en) * | 2003-01-30 | 2004-06-09 | 刘泰平 | Rolling shutter controller |
| CN201351451Y (en) * | 2009-02-04 | 2009-11-25 | 宁波先锋新材料股份有限公司 | Manual curtain winding device |
| CN201610719U (en) * | 2010-02-25 | 2010-10-20 | 宁波先锋新材料股份有限公司 | Winding structure of safe curtain |
-
2010
- 2010-02-25 CN CN 201010114634 patent/CN102102485B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321564A (en) * | 2013-06-06 | 2013-09-25 | 宁波先锋新材料股份有限公司 | Curtain bead chain fixator |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102102485B (en) | 2012-09-26 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20190225 |