CN2623861Y - Device for furlling curtain - Google Patents
Device for furlling curtain Download PDFInfo
- Publication number
- CN2623861Y CN2623861Y CN 03200326 CN03200326U CN2623861Y CN 2623861 Y CN2623861 Y CN 2623861Y CN 03200326 CN03200326 CN 03200326 CN 03200326 U CN03200326 U CN 03200326U CN 2623861 Y CN2623861 Y CN 2623861Y
- Authority
- CN
- China
- Prior art keywords
- central siphon
- gear
- coil spring
- driven shaft
- heavy 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.)
- Expired - Lifetime
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The utility model relates to a shade furling device, which arranges a tortile spring driven by a shaft tube inner the shaft tube; when the shaft tube is pulled out and rotates along the shade, the tortile spring is driven at the same time and then the tortile spring prepares force; when the shade is furled, the force stored by the tortile spring balances weight of the shade; a shifting gear group is positioned between the shaft tube and the tortile spring, and when the shaft tube is pulled out and rotates along the shade, the shifting gear group drives the tortile spring in a rotation speed which is times of than of the shaft tube, and then the force stored by the tortile spring is magnified, so as to achieve a labor saving effect at a plurality of times.
Description
Technical field
The utility model provides a kind of retracting device of heavy curtain, it mainly is at the central siphon of heavy curtain and turns round between coil spring, cooperate and be provided with the change-speed gearing group, with the pulling out and when rotating, drive with multiple central siphon revolution by the change-speed gearing group and to turn round coil spring of heavy curtain, turn round the active force that coil spring institute stores up in advance at central siphon with amplification, and when heavy curtain furls, by turn round coil spring the active force subband moving axis pipe counter-rotating of pre-storage, when heavy curtain furls, can form the retracting device of several times labor-saving effect.
Background technology
Mostly the Curtain structure of general coiling type is that a end with heavy curtain is installed in to be subjected on the central siphon that rotating disk drives, and cooperates by stay cord and drive rotating disk and drive shaft tube rotates, and by the rotation of central siphon, heavy curtain is wrapped on the central siphon, and then reaches the effect that heavy curtain is furled; When heavy curtain when putting down, the weight of heavy curtain will increase with the length that it put down, the inside that therefore need be engaged in central siphon in addition is provided with the coil spring of turning round that is subjected to the central siphon drive, with central siphon with heavy curtain pull out and when rotating, turn round coil spring by the central siphon drive, order is turned round coil spring and is stored up active force in advance, with when heavy curtain furls, by turn round coil spring the weight of force balance heavy curtain of pre-storage, but and constitute the retracting device of appropriate balance payment heavy curtain weight.Its major defect is:
Because the coil spring of turning round in the conventional roll receiving apparatus is along with central siphon reverses with identical revolution, therefore its institute force limited of storing up in advance, can not complete equipilibrium offset the weight of heavy curtain, and still need can drive the rotary disk driving shaft pipe heavy curtain is furled with bigger power pulling stay cord.
Summary of the invention
Main purpose of the present utility model provides the retracting device that a kind of curtain is admired, by at the central siphon of heavy curtain and turn round between coil spring, cooperate and be provided with the first stud gear group, central siphon with heavy curtain pull out and when rotating, drive with multiple central siphon revolution by the first stud gear group and to turn round coil spring, turn round the active force of the pre-storage of coil spring institute, and when heavy curtain furls, reverse by turning round the active force subband moving axis pipe that coil spring institute stores up in advance with amplification, overcome the drawback of prior art, reach several times labour-saving purpose.
Another purpose of the present utility model provides the retracting device that a kind of curtain is admired, by being provided with the second stud gear group between the rotating disk that is engaged in the rotation of central siphon and drive shaft tube, when pulling rotary disk driving shaft pipe furls heavy curtain, can further slow down the rotating speed of rotating disk, reach relative formation labour-saving purpose by the second stud gear group.
The purpose of this utility model is achieved in that a kind of retracting device of heavy curtain, it is included in the central siphon inside that furls heavy curtain and is provided with the coil spring of turning round that is subjected to the central siphon drive, it is characterized in that: this central siphon and turning round between coil spring, be provided with the first stud gear group, this first stud gear group is to have a ring gear, and be provided with a main shaft and connect mutually with central siphon, and be provided with a driven shaft and be linked in the end that this turns round coil spring, its driven shaft is to be provided with the center that a driven gear is set in this ring gear, and this main shaft is provided with the main gear that changes and is equipped between this driven gear and the ring gear in planetary mode.
Be provided with the second stud gear group between the rotating disk of this central siphon and drive shaft tube rotation, this second stud gear group is to have a ring gear, and be provided with a main shaft and connect mutually with rotating disk, and be provided with a driven shaft and connect mutually with this central siphon, this main shaft is to be provided with the center that a main commentaries on classics gear is set in this ring gear, and this driven shaft is provided with driven gear and is equipped between this master's commentaries on classics gear and the ring gear in planetary mode.
Main shaft in this first stud gear group is to connect mutually with this central siphon by first coupling sleeve, this first coupling sleeve is directly to overlap the inner ring that is fixed in this central siphon, and there is a mandrel to pass this first coupling sleeve, main shaft, driven shaft and an axle sleeve in regular turn, the two ends of this axle sleeve respectively with this driven shaft with wear this bar of turning round coil spring and socket-connect, this end of turning round coil spring is directly inserted solid at this driven shaft place, constitutes the connection with this driven shaft.This outside of turning round coil spring is arranged with a bushing pipe in addition, and the ring gear socket place of this bushing pipe and this first stud gear group is respectively equipped with locating slot and raised line, and this locating slot and raised line form the location to this bushing pipe, and this bushing pipe is turned round coil spring formation to this and covered protection.
The main shaft of this second stud gear group is a core of directly being located at this rotating disk; The driven shaft of this second stud gear group is to connect mutually with this central siphon by second coupling sleeve, and this second coupling sleeve is directly to overlap the inner ring that is fixed in this central siphon, and other has a coupling piece and this second coupling sleeve Joint, and this coupling piece connects mutually with driven shaft.Be provided with damping spring between this coupling piece and driven shaft.
Further specify below in conjunction with the preferred embodiment conjunction with figs..
Description of drawings
Fig. 1 is the configuration structure schematic diagram of rotating disk of the present utility model and central siphon.
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of second stud gear group of the present utility model.
Fig. 3 is the cross-sectional schematic of retracting device of the present utility model.
Fig. 4 is the STRUCTURE DECOMPOSITION schematic diagram of first gear train of the present utility model.
The specific embodiment
Consult Fig. 1-shown in Figure 4, the retracting device of heavy curtain of the present utility model, be in order to the central siphon A1 inside that furls heavy curtain A be provided be subjected to that central siphon drives turn round coil spring A2, with central siphon A1 with heavy curtain A pull out and when rotating, can drive simultaneously and turn round coil spring A2 and reverse, the active force of the pre-storage of coil spring A2 is turned round in order, when furling to admire A at curtain, by turning round the weight that force balance curtain that coil spring A2 institute stores up is in advance admired A.
It is characterized in that: this central siphon A1 and turning round between coil spring A2, be provided with first stud gear group 10, wherein, first stud gear group 10 is to have a ring gear 11, and be provided with a main shaft 12 and connect mutually with central siphon A1, and be provided with a driven shaft 13 and be linked in an end of turning round coil spring A2, its driven shaft 13 is to be provided with the center that a driven gear 131 is set in ring gear 11, its main shaft 12 then is provided with the main gear 121 that changes, be equipped between driven gear 131 and the ring gear 11 in planetary mode, when main shaft 12 rotates, then can be by the main gear 121 that changes, the gear ratio that ring gear 11 and driven gear are 131 reaches the effect of amplifying revolution.
Central siphon A1 with heavy curtain A pull out and when rotating, can be by first stud gear group 10 with several times central siphon A1 revolution, drive and turn round coil spring A2 and reverse, turn round the active force that coil spring A2 institute stores up in advance with amplification, and reach the several times labor-saving effect.
In addition, its first stud gear group 10 and central siphon A1 and turn round the bind mode of coil spring A2, as shown in Figure 4, wherein, main shaft 12 in the first stud gear group 10 is to connect mutually with central siphon A1 by first coupling sleeve 20, its first coupling sleeve 20 is directly to overlap the inner ring that is fixed in central siphon A1, and there is a mandrel 21 to pass first coupling sleeve 20 in regular turn, main shaft 12, a driven shaft 13 and an axle sleeve 30, cooperate shown in Figure 3, the two ends of axle sleeve 30 then respectively with driven shaft 13 with wear the bar A21 that turns round coil spring A2 and socket-connect, its end of turning round coil spring A2 is then directly inserted solid at driven shaft 13 places, and the connection of formation and driven shaft 13.
As for, it turns round the outside of coil spring A2, then be to be arranged with a bushing pipe A5 in addition, as shown in Figures 3 and 4, ring gear 11 socket places of its bushing pipe A5 and first stud gear group 10, be to be respectively equipped with locating slot A51 and raised line 111, bushing pipe A5 being formed location effect, and form an effect of covering protection to turning round coil spring A2 by bushing pipe A5 by the sheathed of locating slot A51 and raised line 111.
As shown in Figures 1 and 2, whole retracting device of the present utility model is engaged between the rotating disk A3 of central siphon A1 and drive shaft tube A1 rotation in addition, be provided with second stud gear group 40, wherein, second stud gear group 40 is to have a ring gear 41 equally, and be provided with a main shaft 42 and connect mutually with rotating disk A3, and be provided with a driven shaft 43 and connect mutually with central siphon A1, its main shaft 42 is to be provided with the center that a main commentaries on classics gear 421 is set in ring gear 41,43 of its driven shafts are provided with driven gear 431, be equipped on main the commentaries on classics between gear 421 and the ring gear 41 in planetary mode, when rotating with main shaft 42 as rotating disk A3, can be by the main gear 421 that changes, the gear ratio that ring gear 41 and driven gear are 431 reaches the effect of deceleration, with at pulling stay cord A4, by rotating disk A3 drive shaft tube A1, when heavy curtain A is furled, can further be slowed down the rotating speed of rotating disk by second stud gear group 40, relative can form the labour-saving effect.
In addition, the bind mode of its second stud gear group 40 and central siphon A1 and rotating disk A3, as shown in Figure 2, wherein, the main shaft 42 of second stud gear group 40 is the cores that can directly be located at rotating disk A3; As for, 43 of its driven shafts are to connect mutually with central siphon A1 by one second coupling sleeve 50, wherein, second coupling sleeve 50 is directly to overlap the inner ring that is fixed in central siphon A1, other has a coupling piece 61 and second coupling sleeve, 50 Joints, connecting mutually with driven shaft 43, and be provided with damping spring 62, with in good time generation damping at coupling piece 61 and 43 of driven shafts by coupling piece 61.
The retracting device of heavy curtain of the present utility model, by at the central siphon of heavy curtain and turn round between coil spring, cooperate and be provided with the first stud gear group, with at central siphon with the pulling out and when rotating, drive with multiple central siphon revolution by the first stud gear group and to turn round coil spring of heavy curtain, turn round the active force that coil spring institute stores up in advance with amplification, and when heavy curtain furls, by turn round coil spring the active force subband moving axis pipe counter-rotating of pre-storage, and reach the several times labor-saving effect, provide heavy curtain one preferable retracting device.
Above embodiment and graphic shown in, be preferred embodiment of the present utility model, be not to limit the utility model with this, structure all and of the present utility model, device, feature etc. are approximate or duplicate, and all should belong within the protection domain of the present utility model.
Claims (6)
1, a kind of retracting device of heavy curtain, it is included in the central siphon inside that furls heavy curtain and is provided with the coil spring of turning round that is subjected to the central siphon drive, it is characterized in that: this central siphon and turning round between coil spring, be provided with the first stud gear group, this first stud gear group is to have a ring gear, and be provided with a main shaft and connect mutually with central siphon, and be provided with a driven shaft and be linked in the end that this turns round coil spring, its driven shaft is to be provided with the center that a driven gear is set in this ring gear, and this main shaft is provided with the main gear that changes and is equipped between this driven gear and the ring gear in planetary mode.
2, the retracting device of heavy curtain according to claim 1, it is characterized in that: be provided with the second stud gear group between the rotating disk of this central siphon and drive shaft tube rotation, this second stud gear group is to have a ring gear, and be provided with a main shaft and connect mutually with rotating disk, and be provided with a driven shaft and connect mutually with central siphon, this main shaft is to be provided with the center that a main commentaries on classics gear is set in this ring gear, and this driven shaft is provided with driven gear and is equipped between this master's commentaries on classics gear and the ring gear in planetary mode.
3, the retracting device of heavy curtain according to claim 1, it is characterized in that: the main shaft in this first stud gear group is to connect mutually with this central siphon by first coupling sleeve, this first coupling sleeve is directly to overlap the inner ring that is fixed in this central siphon, and there is a mandrel to pass this first coupling sleeve, main shaft, driven shaft and an axle sleeve in regular turn, the two ends of this axle sleeve respectively with this driven shaft with wear this bar of turning round coil spring and socket-connect, this end of turning round coil spring is directly inserted solid at this driven shaft place, constitutes the connection with this driven shaft.
4, the retracting device of heavy curtain according to claim 1, it is characterized in that: this outside of turning round coil spring is arranged with a bushing pipe in addition, the ring gear socket place of this bushing pipe and this first stud gear group, be respectively equipped with locating slot and raised line, this locating slot and raised line form the location to this bushing pipe, and this bushing pipe is turned round coil spring formation to this and covered protection.
5, the retracting device of heavy curtain according to claim 2 is characterized in that: the main shaft of this second stud gear group is a core of directly being located at this rotating disk; The driven shaft of this second stud gear group is to connect mutually with this central siphon by second coupling sleeve, and this second coupling sleeve is directly to overlap the inner ring that is fixed in this central siphon, and other has a coupling piece and this second coupling sleeve Joint, and this coupling piece connects mutually with driven shaft.
6, the retracting device of heavy curtain according to claim 2 is characterized in that: be provided with damping spring between this coupling piece and driven shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03200326 CN2623861Y (en) | 2003-01-07 | 2003-01-07 | Device for furlling curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03200326 CN2623861Y (en) | 2003-01-07 | 2003-01-07 | Device for furlling curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2623861Y true CN2623861Y (en) | 2004-07-07 |
Family
ID=34240985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03200326 Expired - Lifetime CN2623861Y (en) | 2003-01-07 | 2003-01-07 | Device for furlling curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2623861Y (en) |
Cited By (1)
| 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 |
-
2003
- 2003-01-07 CN CN 03200326 patent/CN2623861Y/en not_active Expired - Lifetime
Cited By (1)
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130107 Granted publication date: 20040707 |