CN101089355A - Rolling shutter lifting device - Google Patents
Rolling shutter lifting device Download PDFInfo
- Publication number
- CN101089355A CN101089355A CN 200710069550 CN200710069550A CN101089355A CN 101089355 A CN101089355 A CN 101089355A CN 200710069550 CN200710069550 CN 200710069550 CN 200710069550 A CN200710069550 A CN 200710069550A CN 101089355 A CN101089355 A CN 101089355A
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- China
- Prior art keywords
- gear
- box
- pedestal
- lifting device
- bead dish
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- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The present invention discloses a rolling screen lifting and falling device. It includes the following several portions: base seat, gear box, driving output shaft with several projected columns, several planetary gears, damping fin and pulling disk. Said invention provides the connection mode of all the above-mentioned portions, and also provides the working principle of said rolling screen lifting and falling device and its concrete operation method.
Description
Technical field
The present invention relates to a kind of accessory of rolling curtain, refer in particular to a kind of rolling shutter lifting device that is used for rolling curtain.
Background technology
Rolling curtain, because it is easy for installation, simple to operate, with low cost, of all shapes and colors, be subjected to many customers' favor, at home, be widely used in the places such as office and hotel, the rolling curtain that generally uses generally is divided into two kinds of hand and electrodynamic types at present.The rolling curtain of hand wherein, curtain rolling shaft on the output shaft that mainly comprise the lifting gear, the stay cord that is located in the band bead on the lifting gear that are fixed on the body of wall, is arranged on lifting gear and be arranged on casement on the curtain rolling shaft, casement is risen or decline, as long as by forward or reverse pulling stay cord, the rope sheave that bead on the stay cord will drive lifting gear rotates, then make the output shaft forward or the backwards rotation that link to each other with the rope sheave transmission, and curtain rolling shaft just rotates thereupon, thereby realizes being arranged on the vertical lift of the casement on the curtain rolling shaft.Wherein, the two ends of curtain rolling shaft can respectively be provided with a lifting gear, like this, both sides at casement all can be operated its lifting, but for to make the rotation of curtain axle lighter, also can save cost, general the end at curtain rolling shaft is provided with a lifting gear, get final product and the other end of curtain rolling shaft just is provided with a supporting seat, this curtain rolling shaft can freely rotate on this supporting seat.
At present, the rolling shutter lifting device kind that is used for rolling curtain is many, many also have can allow casement at the auto-lock function of certain altitude location, be that the Chinese utility model patent " novel bead termination " of ZL200420114293.8 (notification number is CN2758428Y) discloses so a kind of lifting gear as the patent No..This lifting gear includes pedestal, is arranged on the bead dish that can rotate to it in the pedestal, the multi-stage gear that links to each other with the output transmission of bead dish, and worm screw that have gear that link to each other with the multi-stage gear transmission, with the worm gear of worm engaging and with worm gear generation stationary sleeve, this lifting gear links to each other with the transmission of worm gear by the bead dish, realization is rotated by stay cord pulling bead dish, makes then with the worm gear stationary sleeve and rotates.Because this lifting gear is realized the rotation of sleeve by multi-stage gear and worm gear, the transmission mechanism that has a worm screw of gear, its transmission mechanism parts are more, make the lifting gear overall weight heavier, structure is more complicated also, manufacturing cost is also higher, and gear quantity is many more, cooperates amiss probability just high more between gear and the gear, makes lifting gear stuck in the halfway that draws high easily; And this lifting gear is a reverse auto-lock function of realizing curtain rolling shaft by the structure of worm and worm wheel, the structure more complicated of worm gear and worm screw, and enlarged horizontal and vertical space, and cause the increase of lifting gear overall volume, influence attractive in appearance.
Summary of the invention
Technical problem to be solved by this invention is that the rolling shutter lifting device that a kind of structure is simple more, work is flexible and single unit system is light, volume is small and exquisite is provided at above-mentioned prior art present situation.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this rolling shutter lifting device, include pedestal and the bead dish that is positioned at the pedestal front side and can rotates relative to pedestal, it is characterized in that also including the gear-box that is fixed on the pedestal, be disposed with transmission output shaft, a plurality of planetary gear, damping fin and described bead dish from front to back in this gear-box and between the described pedestal;
Wherein, the dorsal part of described transmission output shaft is provided with a plurality of projections, and described a plurality of planetary gears are set in outside the projection of corresponding transmission output shaft;
Described gear-box side has through hole, the end of described transmission output shaft is passed this through hole and is exposed outside gear-box, and this gear-box inwall is provided with the gear that matches with described a plurality of planetary gears, and this gear-box just is engaged on outside a plurality of planetary gears;
The output outer periphery of described bead dish is equipped with a circle gear that is complementary with a plurality of planetary gears, and the output of this bead dish just is engaged on described a plurality of planetary central authorities;
And the damping fin between described bead dish and a plurality of planetary gear is to be set in outside the output of described bead dish, and the two side contacts with described bead dish and a plurality of planetary sidewall respectively.
During actual the use, the curtain rolling shaft that is connected with casement just can be set in outside the described transmission output shaft, and the stay cord that has a bead just is set on the bead dish.
For ease of producing assembling, described bead dish can comprise the last wheel disc that has positioning boss and have the following wheel disc of described bead dish output, the position of corresponding described positioning boss has hole clipping on the described pedestal, wherein, last wheel disc and the following wheel disc projection and the mutual card of aperture by setting respectively established and is connected as a single entity, can under the drive of bead on the stay cord, rotate together, and, by positioning boss being embedded of hole clipping on pedestal, make bead dish energy spacing on pedestal, and can freely rotate relative to pedestal.
Described upward wheel disc can be two parts that separate with the positioning boss of one side, but, add man-hour in actual production, described bead dish, a plurality of planetary gears, transmission output shaft generally all adopts kirsite to make, and the mutual friction of parts that zinc alloy material is made just is easy to generate bigger heat, if last wheel disc and two individual components of positioning boss for separating, when wheel disc meeting relative positioning boss being rotated when stay cord pulling bead dish, friction between the two certainly leads to bigger heat, in the course of time can reduce the application life of product, therefore, described positioning boss and last wheel disc are good to be made into integral piece, thereby avoid friction taking place and the generation heat between positioning boss and the last wheel disc.
Equally, for reducing planetary gear when rotating, with the projection of transmission output shaft friction and the heat that produces mutually, a plurality of projections on the described transmission output shaft are outer can also to be arranged with steel bushing respectively.
Described gear-box can simply take place fixing by screw with pedestal, specifically be that screw passes pedestal and is fixed on the sidewall of gear-box, as further improvement, can have blind hole longitudinally on the sidewall of described gear-box, in order to strengthen the firmness of gear-box, also reduced the material of making gear-box.
The back side for the protection pedestal can be arranged with a protective cover on the back side of described pedestal, and this protective cover can also prevent to be located in the accidental of the screw on the pedestal.
For strengthening damping, heavier casement also can well be located, described damping fin can simply be made up of the multi-disc pad, produce damping action by the friction between the multi-disc pad, for further strengthening damping, also can carry out following design: this damping fin comprises first pad, second pad and be folded in elastic damping sheet between these two pads, this elastic damping sheet upper punch is pressed with the shell fragment to the side direction perk, make first by this elastic damping sheet that is provided with the shell fragment of perk, second pad is respectively on tightly the side that is attached to a plurality of planetary gears and bead dish, when the bead dish is under the state of stopping operating, driving planetary gear if transmission output shaft is subjected to pull-back forces makes the bead dish toward back rotation in advance, pull-back forces on the transmission output shaft just must overcome between first pad and the planetary side, between first pad and the elastic damping sheet, between the elastic damping sheet and second pad, damping frictional force between the side of second pad and bead dish, these damping frictional force are just bigger, particularly, the elastic damping sheet is tight against effect because giving the elasticity of two pads, make the past back rotation of bead dish become very difficult, therefore, by cooperating of these two pads and elastic damping sheet, between planetary gear and bead dish, form bigger damping rubbing action, prevent that transmission output shaft is arbitrarily toward back rotation, thereby realize the location of casement at a certain height, and because of having bigger damping action, make lifting gear can bear heavier casement, very practical.
Compared with prior art, the invention has the advantages that: by bead dish and a plurality of planetary engaged transmission, planetary gear cooperates with the transmission of transmission output shaft, make the spinning movement of bead dish give transmission output shaft by the planetary gear transmission, because the gearratio that exists between the gear of a plurality of planetary gears and gear-box inwall, make stay cord also relatively easily to the operation of bead dish pulling force, cooperate compact between the parts, the lifting action of curtain is flexible, and this rolling shutter lifting device is relatively simple for structure, parts are less and reduce manufacturing cost, also make whole lifting gear very light and handy, eliminated the heaviness sense that existing lifting gear had; Simultaneously, also because the gearratio that exists between the gear of planetary gear and gear-box inwall,, transmission output shaft drives planetary gear if rotating, and the bead dish is reversed, need on transmission output shaft, apply bigger power, thereby this lifting gear has certain auto-lock function of reversing of preventing; And, be set in the unique design of damping fin on the bead dish output, make to have bigger damping friction effect between planetary gear and the bead dish, thereby the heavier casement of assurance also can arbitrarily be located at certain altitude, make this lifting gear can be adapted to heavy curtain, very practical; Rolling shutter lifting device structure of the present invention is light, volume is small and exquisite, and is actual easy to use, can cooperate the supporting assistant support of curtain rolling shaft in house, office, public place and installs and uses.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 be among Fig. 1 A-A to sectional view;
Fig. 3 is the upward view of Fig. 1;
Fig. 4 be among Fig. 3 B-B to sectional view;
Fig. 5 is the three-dimensional exploded view of the embodiment of the invention;
Fig. 6 is the user mode figure of the embodiment of the invention.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Extremely shown in Figure 6 as Fig. 1, this rolling shutter lifting device, comprise pedestal 8, be fastened on protective cover 9 on pedestal 8 back sides, be fixed on the gear-box 1 on the pedestal 8 and be successively set on gear-box 1 from front to back and pedestal 8 between transmission output shaft 2, planetary gear 3, damping fin, bead dish 6, in the present embodiment, described gear-box 1 is fixed on pedestal 8 front sides by screw 10, and described planetary gear 3 is provided with three;
Wherein, the dorsal part of described transmission output shaft 2 is provided with three projections 21, also is arranged with steel bushing 22 respectively outside these three projections 21, and three planetary gears 3 are set in outside the steel bushing 22 on the corresponding transmission output shaft 2;
Described gear-box 1 side has through hole, the end 23 of transmission output shaft 2 is passed this through hole and is exposed outside gear-box 1, and, this gear-box 1 inwall is provided with the gear 11 that matches with three planetary gears 3, this gear-box 1 just is engaged on outside three planetary gears 3, and, have blind hole 12 on the sidewall of this gear-box 1 longitudinally in order to strengthen the firmness of gear-box 1;
Described bead dish 6 is positioned at pedestal 8 front sides and can rotates relative to pedestal 8, and output 63 outer periphery of this bead dish 6 are equipped with a circle gear that is complementary with three planetary gears 3, and the output 63 of this bead dish 6 just is engaged on the central authorities of described three planetary gears 3;
Described bead dish 6 comprises last wheel disc 61 that has positioning boss 64 and the following wheel disc 62 that has bead dish 6 outputs 63, wherein, positioning boss 64 is an integral piece with last wheel disc 61, establish and be connected as a single entity and go up wheel disc 61 and following wheel disc 62 projection 61a and the mutual card of aperture 62a by setting respectively, on the pedestal 8 position that should positioning boss 64 is had hole clipping 81;
And the damping fin between described bead dish 6 and three planetary gears 3, be to be set in outside the output 63 of bead dish 6, this damping fin comprises first pad 41, second pad 42 and is folded in elastic damping sheet 5 between these two pads, these elastic damping sheet 5 upper punches are pressed with the shell fragment 51 to the side direction perk, and first pad 41 wherein, the sidewall of second pad 42 contact with the sidewall of bead dish 6 and three planetary gears 3 respectively.
During the actual use of this rolling shutter lifting device, can be on the end 23 of its transmission output shaft 2 the direct sheathed curtain rolling shaft that is wound with casement, and the other end of curtain rolling shaft is supported on the supporting seat, the stay cord 7 that has bead 71 is through between wheel disc 61 and the following wheel disc 62, and the bead on the stay cord 7 71 is embedded between the wheel disc respective saw teeth, pulling stay cord 7, bead dish 6 can be owing to the bead on the stay cord 7 71 rotates, then the engagement by the output on the bead dish 6 63 and three planetary gears 3, rotate and make planetary gear 3 drive transmission output shaft 2, realization is set in the rotation of curtain rolling shaft on the transmission output shaft 2, thereby realizes the rising or the decline of casement.
Claims (7)
1, a kind of rolling shutter lifting device, include pedestal (8) and the bead dish (6) that is positioned at pedestal (8) front side and can rotates relative to pedestal (8), it is characterized in that also including the gear-box (1) that is fixed on the described pedestal (8), be disposed with transmission output shaft (2), a plurality of planetary gear (3), damping fin and described bead dish (6) from front to back in this gear-box (1) and between the described pedestal (8);
Wherein, the dorsal part of described transmission output shaft (2) is provided with a plurality of projections (21), and described a plurality of planetary gears (3) are set in outside the projection (21) of corresponding transmission output shaft (2);
Described gear-box (1) side has through hole, the end (23) of described transmission output shaft (2) is passed this through hole and is exposed outside gear-box (1), and, this gear-box (1) inwall is provided with the gear (11) that matches with described a plurality of planetary gears (3), and this gear-box (1) just is engaged on outside a plurality of planetary gears (3);
Output (63) outer periphery of described bead dish (6) is equipped with a circle gear that is complementary with a plurality of planetary gears (3), and the output (63) of this bead dish (6) just is engaged on the central authorities of described a plurality of planetary gear (3);
And the damping fin between described bead dish (6) and a plurality of planetary gear (3) is to be set in outside the output (63) of described bead dish (6), and the two side contacts with the sidewall of described bead dish (6) and a plurality of planetary gear (3) respectively.
2, rolling shutter lifting device according to claim 1, it is characterized in that: described bead dish (6) comprises last wheel disc (61) that has positioning boss (64) and the following wheel disc (62) that has described bead dish (6) output (63), wherein, last wheel disc (61) and following wheel disc (62) are established by the mutual card of the projection (61a) that is provided with respectively and aperture (62a) and are connected as a single entity, and the position of corresponding described positioning boss (64) has hole clipping (81) on the described pedestal (8).
3, rolling shutter lifting device according to claim 2 is characterized in that: described positioning boss (64) is an integral piece with last wheel disc (61).
4, rolling shutter lifting device according to claim 1 is characterized in that: the outer steel bushing (22) that also is arranged with respectively of a plurality of projections (21) on the described transmission output shaft (2).
5, rolling shutter lifting device according to claim 1 is characterized in that: have blind hole (12) on the sidewall of described gear-box (1) longitudinally.
6, rolling shutter lifting device according to claim 1 is characterized in that: be arranged with a protective cover (9) on the back side of described pedestal (8).
7, according to the described rolling shutter lifting device of arbitrary claim in the claim 1 to 6, it is characterized in that: this damping fin comprises first pad (41), second pad (42) and is folded in elastic damping sheet (5) between these two pads that this elastic damping sheet (5) upper punch is pressed with the shell fragment (51) to the side direction perk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710069550 CN101089355A (en) | 2007-07-13 | 2007-07-13 | Rolling shutter lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710069550 CN101089355A (en) | 2007-07-13 | 2007-07-13 | Rolling shutter lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101089355A true CN101089355A (en) | 2007-12-19 |
Family
ID=38942838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710069550 Pending CN101089355A (en) | 2007-07-13 | 2007-07-13 | Rolling shutter lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101089355A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9175512B2 (en) | 2013-06-06 | 2015-11-03 | Ningo Xianfeng New Material Co., Ltd. | Curtain pull bead fixing apparatus |
| 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 |
| CN107191126A (en) * | 2017-06-30 | 2017-09-22 | 宁波先锋新材料股份有限公司 | A kind of curtain head |
-
2007
- 2007-07-13 CN CN 200710069550 patent/CN101089355A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9175512B2 (en) | 2013-06-06 | 2015-11-03 | Ningo Xianfeng New Material Co., Ltd. | Curtain pull bead fixing apparatus |
| 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 |
| CN107191126A (en) * | 2017-06-30 | 2017-09-22 | 宁波先锋新材料股份有限公司 | A kind of curtain head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20071219 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |