CN1693651A

CN1693651A - Rolling curtain

Info

Publication number: CN1693651A
Application number: CN 200510035324
Authority: CN
Inventors: 朱向荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-06-13
Filing date: 2005-06-13
Publication date: 2005-11-09
Anticipated expiration: 2025-06-13
Also published as: WO2006133639A1; CN100359125C

Abstract

This invention discloses a roller shutter. It includes curtain frame, curtain reel set on the frame, power driven mechanism that driven curtain reel rotate set at one end of curtain reel, elastic force traversing mechanism and traversing release device set in the reel. Its features are that there are two set of reel, the power driven mechanism is consisted by gear box connected to the frame, bead chain, and main gear set in the gear box and driven by the bead chain, one way rotation mechanism driven by the main gear, transmission gear that set in the box and engaged to the main gear, driven gear that set in the box and engaged to transmission gear, one way transmission mechanism driven by driven gear. Driving head connected to one way rotation mechanism is set on elastic force traversing mechanism, the driving dead is consisted by rotation axis, axial sleeve that muff coupled on the rotation axis, axial sleeve elasticity organ. The advantages are simple structure, compact, easy installation and using.

Description

A kind of roller shutter

Technical field:

The utility model relates to a kind of curtain.

Background technology:

The existing two fan curtain that use on same window, the transmission of its curtain overlap independently by two, and transmission mechanism constitutes.During work, overlap independently transmission mechanism by two and control two fan curtain work respectively.This kind curtain, owing to need two sets of transmission mechanism to drive two fan curtain work, therefore, its structure is too fat to move, installs, uses very inconvenient.

Summary of the invention:

Goal of the invention of the present utility model is to provide a kind of simple in structure, compact, installation, the two-way transmission mechanism of curtain easy to use.

The utility model is to realize like this, comprise Curtain rod, be arranged on the curtain reel on the Curtain rod, be arranged on the power drive mechanism of the drive curtain reel scrolling of curtain reel one end, be arranged on the elastic force slew gear in the curtain reel, the revolution releasing device, the fixed end that links together with spring fixed end of elastic force slew gear is connected on the support, the movable end and the reel that link together with the spring movable end of elastic force slew gear link together, the movable part and the reel of revolution releasing device link together, standing part and support are connected all, its special feature is that the curtain reel has two covers, power drive mechanism is by the gearcase that links together with support, pelletron, that drive by pelletron and be arranged on master gear in the gearcase, one-directional rotation mechanism by the master gear drive, with master gear meshing be arranged on travelling gear in the gearcase, with travelling gear meshing be arranged on driven gear in the gearcase, the one-way driving mechanism that is driven by driven gear constitutes, the power transmission shaft of two one-directional rotation mechanisms is connected on the two curtain reels, the one-directional rotation direction of two one-directional rotation mechanisms is opposite, the elastic force slew gear is provided with the driving head that links together with one-directional rotation mechanism, driving head is by turning cylinder, be socketed in the axle sleeve on the turning cylinder, be arranged on turning cylinder, axle sleeve degree of tightness office constitutes, turning cylinder and one-directional rotation mechanism link together, and axle sleeve and reel link together.During work, pelletron drives master gear and rotates, master gear drives one-directional rotation mechanism and rotates, simultaneously, pass through travelling gear, driven gear drives another one-directional rotation mechanism and rotates, when the one-directional rotation mechanism rotation direction that the rotation direction that drives when pelletron and driving gear directly drive is consistent, the turning cylinder that one-directional rotation mechanism drives on the driving head rotates, at this moment, under the effect that turning cylinder rotates, degree of tightness office tightens up, make the axle sleeve that is socketed on the turning cylinder also along with rotation, the drive reel rotates, and the rotation direction of driven gear is then inconsistent with corresponding one-directional rotation mechanism rotation direction, like this, this one-directional rotation mechanism just can not drive corresponding roller and rotate, so analogize, when pelletron drives the driving gear rotation toward a direction, have only an one-directional rotation mechanism to drive corresponding roller and rotate, another one-directional rotation mechanism just can not drive corresponding roller and rotate, like this, by spurring pelletron respectively, just the curtain on two reels can be opened fully toward both direction.When needing rolling up curtains, as long as draw again horse back to unclamp by the direction that pelletron is opened toward curtain, the revolution releasing device will discharge, and standing part and movable part can be rotated mutually, and reel will be in the effect turning down of the revolution elastic force of elastic force slew gear, because the axle sleeve that also drives on the driving head during reel revolution rotates, under the effect that axle sleeve rotates, degree of tightness office unclamps, and makes axle sleeve break away from turning cylinder and rotates alone, like this, curtain is not got back on the reel by one-directional rotation mechanism restriction last volume.

Here, degree of tightness office is by the drive sleeve that is connected the axle sleeve afterbody by end cap, be arranged on the driving spring circle above the drive sleeve, rotation is arranged on the location arc shifting block on the screen resilience regulating shaft of elastic force slewing equipment standing part, be arranged on the retainer spring circle that rotates on the screen resilience regulating shaft that is arranged on elastic force slewing equipment standing part, the arc shifting block that is arranged on the turning cylinder constitutes, driving spring circle two ends are provided with group bar and two groups of bars are positioned at location arc shifting block, in the sphere of action of the arc shifting block on the turning cylinder, a wherein end of retainer spring circle is provided with dials bar, and the bar of dialling of retainer spring circle is stuck on the arc shifting block of location.During work, when the turning cylinder on the one-directional rotation mechanism drive driving head rotates, arc shifting block on the turning cylinder drives the rotation of driving spring circle by dialling bar, because the pitch of the laps direction of driving spring circle is identical with the rotation direction of turning cylinder, and the pitch of the laps direction of retainer spring circle and the direction of rotation of turning cylinder, therefore, the driving spring circle tightens up on drive sleeve, the retainer spring circle unclamps on the screen resilience regulating shaft, the retainer spring circle, location arc shifting block rotates with turning cylinder, like this by the driving spring circle, drive sleeve, axle sleeve, turning cylinder drives the action that reel is opened curtain; When reel under the effect of elastic force slew gear during rolling, reel drives axle sleeve and does oppositely to change, axle sleeve then drives the revolution of driving spring circle by drive sleeve, another group bar of driving spring circle leans against on the arc shifting block of location, because the rotation direction of the driving spring circle of this moment is identical with retainer spring circle pitch of the laps direction, like this, the retainer spring circle tightens up on the screen resilience regulating shaft, location arc shifting block can not be rotated, and the direction that location arc shifting block stops is opposite with the pitch of the laps direction of driving spring circle, like this, the driving spring circle just unclamps on drive sleeve and does not rotate with drive sleeve, turning cylinder is not rotated with axle sleeve, and like this, reel is with regard to the restriction that is not subjected to one-directional rotation mechanism and independently with the curtain rolling.

Here, one-directional rotation mechanism by be fixed on fixed axis on the gearcase cover plate, rotate the power transmission shaft that is actively socketed on the fixed axis, have the turn of dialling bar, the ring that inwall has block constitutes, ring and driving gear or driven gear are fixed together, the turning cylinder that power transmission shaft passes on the driving head of ring, power transmission shaft and elastic force slew gear links together, turn is socketed on the power transmission shaft, and the pitch of the laps direction of the turn on master gear, the driven gear is opposite.During use, the gear band rotating ring rotates, ring rotates by the band spring coil of moving of dialling on its block and the turn, when the rotation direction of gear consistent with the direction of turn pitch of the laps, ring rotates turn is tightened up on power transmission shaft by the band spring coil of moving of dialling on its block and the turn, and drive power transmission shaft and rotate, rotate thereby drive reel by the turning cylinder on the driving head of the elastic force slew gear that links together with reel, the curtain that is wound on the reel is opened.

Be provided with direct puncture and cross the regulating shaft of gearcase cover plate in fixed axis, the screen resilience regulating shaft of the standing part of regulating shaft and elastic force slew gear links together.During use, rotate the screen resilience regulating shaft by regulating shaft and regulate the rotating screen resilience of elastic force slew gear drive reel.

In order to slow down reel backrush impact force with the casement rolling under the screen resilience effect, on the elastic force slew gear, be provided with reducing gear, reducing gear mainly by airtight staving, the rotating shaft that is arranged on the rotor that has tooth or blade in the airtight staving, is arranged on liquid in the airtight staving, link together with rotor constitutes, the standing part of rotating shaft and elastic force slew gear links together, and staving is connected in the reel.During use, during reel revolution rolling curtain, staving rotates with respect to rotor with reel, and the liquid of staving has blocked the rotation acceleration of staving under the stopping of rotor, make staving can do the rolling action reposefully together with reel.

On the revolution releasing device, be provided with curtain and open detent mechanism, curtain is opened detent mechanism and is made of screw rod, embedding head, support head, screw rod links together with the standing part of revolution releasing device, the standing part of revolution releasing device is arranged on the support bogie side frame by regulating shaft, the support head is fixed on the screw rod, and the embedding head is threaded on the screw rod respectively and is slidingly connected in the reel.During use, open curtain fully, by rotating the regulating shaft rotating screw bolt, regulate the distance between embedding head and support head then, make the reel rolling then, the embedding head rotates under the drive of reel, and moves toward a support direction under the guiding of screw rod, when the embedding head arrives support head place, can not move by stopping of support head, like this, reel just can not continue rolling, and curtain will be opened a part according to setting.

On the support head, be provided with the buffer spring circle, to avoid of the hard impact of embedding head to the support head.

Compared with the prior art the utility model has simple in structure, compact, installation, advantage easy to use, that function is many.

Description of drawings:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of the utility model another side;

Fig. 3 is the structural representation of driving head;

Fig. 4 is the structural representation of reducing gear mechanism;

Fig. 5 opens the structural representation of detent mechanism for curtain;

Fig. 6 is the surface development of revolution releasing device rotating cylinder.

The specific embodiment:

Now in conjunction with the accompanying drawings and embodiments the utility model is described in further detail:

The utility model comprises Curtain rod 1, be arranged on the curtain reel 2 on the Curtain rod 1, be arranged on the power drive mechanism 3 of drive curtain reel 2 scrollings of curtain reel 2 one ends, be arranged on the elastic force slew gear 4 in the curtain reel 2, revolution releasing device 5, the fixed end 4b that links together with spring 4a fixed end of elastic force slew gear 4 is connected on the support 1, the movable end 4c and the reel 2 that link together with spring 4a movable end of elastic force slew gear 4 link together, the movable part and the reel 2 of revolution releasing device 5 link together, standing part and support 1 link together, its special feature is that curtain reel 2 has two covers, elastic force slew gear 4, revolution releasing device 5 has two covers, the elastic force gyratory directions of two cover elastic force slew gears 4 is opposite, the release direction of two cover revolution releasing devices 5 is opposite, power drive mechanism 3 is by the gearcase 6 that links together with support 1, pelletron 7, that drive by pelletron 7 and be arranged on master gear 8 in the gearcase 6, one-directional rotation mechanism 9 by master gear 8 drives, with master gear 8 meshing be arranged on travelling gear 10 in the gearcase 6, with travelling gear 10 meshing be arranged on driven gear 11 in the gearcase 6, the one-way driving mechanism 9 that is driven by driven gear 11 constitutes, the power transmission shaft 9a of two one-directional rotation mechanisms 9 is connected on the two curtain reels 2, the one-directional rotation direction of two one-directional rotation mechanisms 9 is opposite, elastic force slew gear 4 is provided with the driving head 16 that links together with one-directional rotation mechanism 9, driving head 16 is by turning cylinder 16a, be socketed in the axle sleeve 16b on the turning cylinder 16a, be arranged on turning cylinder 16a, axle sleeve 16b degree of tightness office 17 constitutes, turning cylinder 16a and one-directional rotation mechanism 9 link together, and axle sleeve 16b and reel 2 link together.

Degree of tightness office 17 is by the drive sleeve 17b that is connected axle sleeve 16b afterbody by end cap 17a, be arranged on the driving spring circle 17c above the drive sleeve 17b, rotation is arranged on the location arc shifting block 17d on the screen resilience regulating shaft 4b of elastic force slewing equipment 4 standing parts, rotation is arranged on the retainer spring circle 17e on the screen resilience regulating shaft 4b of elastic force slewing equipment 4 standing parts, the arc shifting block 17f that is arranged on the turning cylinder 16a constitutes, driving spring circle 17c two ends are provided with group bar 17g and two groups of bar 17g are positioned at location arc shifting block 17d, in the sphere of action of arc shifting block 17f on the turning cylinder 16a, the wherein end of retainer spring circle 17e is provided with dials bar 17h, the bar 17h that dials of retainer spring circle 17e is stuck on the arc shifting block 17d of location, and the pitch of the laps direction of driving spring circle 17c is opposite with the pitch of the laps direction of retainer spring circle 17e.

One-directional rotation mechanism 9 is by being fixed on fixed axis 9b on the gearcase 6 cover plate 6a, rotating the power transmission shaft 9a that is actively socketed on the fixed axis 9b, having the ring 9f that turn 9d, the inwall of dialling bar 9c have block 9e and constitute, ring 9f and driving gear 8 or driven gear 11 are fixed together, the turning cylinder 16a that power transmission shaft 9a passes on the driving head 16 that encircles 9f and elastic force slew gear 4 links together, turn 9d is socketed on the power transmission shaft 9a, and the pitch of the laps direction of the turn 9d on driving gear 8, the driven gear 11 is opposite.

Be provided with direct puncture and cross the regulating shaft 12 of gearcase 6 cover plate 6a in fixed axis 9b, regulating shaft 12 links together with the screen resilience regulating shaft of the standing part 4b of elastic force slew gear 4.

On elastic force slew gear 4, be provided with reducing gear 13, reducing gear 13 mainly by airtight staving 13a, the rotating shaft 13e that is arranged on the rotor 13c that has tooth or blade 13b in the airtight staving 13a, is arranged on liquid 13d in the airtight staving 13a, link together with rotor 13c constitutes, the standing part 4b of rotating shaft 13e and elastic force slew gear 4 links together, and staving 13a is connected in the reel 2.

On revolution releasing device 5, be provided with curtain and open detent mechanism 14, curtain is opened detent mechanism 14 and is made of screw rod 14a, an embedding 14b, a support 14c, screw rod 14a links together with the standing part of revolution releasing device 5, the standing part of revolution releasing device 5 is arranged on the support 1 bogie side frame 1a by regulating shaft 15, a support 14c is fixed on the screw rod 14a, an embedding 14b is threaded in screw rod 14a respectively and goes up and be slidingly connected in the reel 2, is provided with buffer spring circle 14d on a support 14c.

Here, the movable part that links together with curtain reel 2 of revolution releasing device 5 is sleeve 5a, standing part is arranged on the rotating cylinder 5b in the sleeve 5a, rotating cylinder 5b and screw rod 14a and regulating shaft 15 link together, sleeve 5a inside wall is provided with guide groove 5c, 5d is provided with logical slideway 5e from beginning to end along rotating cylinder 5b surface, between guide groove 5c and slideway 5e, be provided with ball 5f, slideway 5e is by a group or more left and right sides linear ramp 5e1,5e2, middle V-arrangement slideway 5e3 constitutes, at left linear ramp 5e1, one of them direction of middle V-arrangement slideway 5e3 is provided with the right linear ramp 5e2 that leads respectively, the targeting port 5e4 of left side linear ramp 5e1,5e5 is provided with the targeting port 5e6 of V-arrangement slideway 5e3 in the middle of the guiding on the right linear ramp 5e2 of another direction.During work, sleeve 5a rotates under power drive mechanism 3 drives together with curtain reel 2, ball 5f is along guide groove 5c, slideway 5e moves, when the rotation direction of sleeve 5a is when making ball 5f enter right linear ramp 5e2, sleeve 5a successfully rotates together with curtain reel 2, curtain is opened, when sleeve 5a stops operating, sleeve 5a is together with the effect end revolution of curtain reel 2 in the turning power of elastic force slew gear 4, make ball 5f enter by targeting port 5e6 in the middle of V-arrangement slideway 5e3 and be stuck in the middle of in the V-arrangement slideway 5e3, sleeve 5a can not be turned round together with curtain reel 2, rotate until make sleeve 5a open direction along curtain by power drive mechanism 3 together with curtain reel 2, make ball 5f import left linear ramp 5e1 by targeting port 5e5 from middle V-arrangement slideway 5e3, V-arrangement slideway 5e3 in the middle of no longer being stuck in, like this, sleeve 5a is together with the effect turning down of curtain reel 2 in the turning power of elastic force slew gear 4, with the curtain rolling.

Claims

1, a kind of roller shutter, comprise Curtain rod (1), be arranged on the curtain reel (2) on the Curtain rod (1), be arranged on the power drive mechanism (3) of drive curtain reel (2) scrolling of curtain reel (2) one ends, be arranged on the elastic force slew gear (4) in the curtain reel (2), revolution releasing device (5), the fixed end (4b) that links together with spring (4a) fixed end of elastic force slew gear (4) is connected on the support (1), the movable end (4c) that links together with spring (4a) movable end and the reel (2) of elastic force slew gear (4) link together, the movable part and the reel (2) of revolution releasing device (5) link together, standing part and support (1) are connected all, it is characterized in that curtain reel (2) has two covers, power drive mechanism (3) is by the gearcase (6) that links together with support (1), pelletron (7), that drive by pelletron (7) and be arranged on master gear (8) in the gearcase (6), one-directional rotation mechanism (9) by master gear (8) drive, with master gear (8) meshing be arranged on travelling gear (10) in the gearcase (6), with travelling gear (10) meshing be arranged on driven gear (11) in the gearcase (6), the one-way driving mechanism (9) that is driven by driven gear (11) constitutes, the power transmission shaft (9a) of two one-directional rotation mechanisms (9) is connected on the two curtain reels (2), the one-directional rotation direction of two one-directional rotation mechanisms (9) is opposite, elastic force slew gear (4) is provided with the driving head (16) that links together with one-directional rotation mechanism (9), driving head (16) is by turning cylinder (16a), be socketed in the axle sleeve (16b) on the turning cylinder (16a), be arranged on turning cylinder (16a), axle sleeve (16b) degree of tightness office (17) constitutes, turning cylinder (16a) links together with one-directional rotation mechanism (9), and axle sleeve (16b) links together with reel (2).

2, roller shutter according to claim 1, it is characterized in that degree of tightness office (17) is by the drive sleeve (17b) that is connected axle sleeve (16b) afterbody by end cap (17a), be arranged on the driving spring circle (17c) above the drive sleeve (17b), rotation is arranged on the location arc shifting block (17d) on the screen resilience regulating shaft (4b) of elastic force slewing equipment (4) standing part, rotation is arranged on the retainer spring circle (17e) on the screen resilience regulating shaft (4b) of elastic force slewing equipment (4) standing part, the arc shifting block (17f) that is arranged on the turning cylinder (16a) constitutes, driving spring circle (17c) two ends are provided with group bar (17g) and two groups of bars (17g) are positioned at location arc shifting block (17d), in the sphere of action of the arc shifting block (17f) on the turning cylinder (16a), a wherein end of retainer spring circle (17e) is provided with dials bar (17h), and the bar (17h) of dialling of retainer spring circle (17e) is stuck on the location arc shifting block (17d)

3, roller shutter according to claim 1, it is characterized in that one-directional rotation mechanism (9) is by the fixed axis (9b) that is fixed on gearcase (6) cover plate (6a), rotation is actively socketed on the power transmission shaft (9a) on the fixed axis (9b), have the turn (9d) of dialling bar (9c), the ring (9f) that inwall has block (9e) constitutes, ring (9f) is fixed together with driving gear (8) or driven gear (11), the turning cylinder (16a) that power transmission shaft (9a) passes on the driving head (16) of ring (9f) and elastic force slew gear (4) links together, turn (9d) is socketed on the power transmission shaft (9a), driving gear (8), the pitch of the laps direction of the turn (9d) on the driven gear (11) is opposite.

4, roller shutter according to claim 3, it is characterized in that being provided with in fixed axis (9b) regulating shaft (12) that direct puncture is crossed gearcase (6) cover plate (6a), regulating shaft (12) links together with the screen resilience regulating shaft of the standing part (4b) of elastic force slew gear (4).

5, roller shutter according to claim 1 and 2, it is characterized in that on elastic force slew gear (4), being provided with reducing gear (13), reducing gear (13) mainly by airtight staving (13a), the rotating shaft (13e) that is arranged on the rotor (13c) that has tooth or blade (13b) in the airtight staving (13a), is arranged on liquid (13d) in the airtight staving (13a), link together with rotor (13c) constitutes, rotating shaft (13e) links together with the standing part (4b) of elastic force slew gear (4), and staving (13a) is connected in the reel (2).

6, according to claim 1 or 3 described roller shutters, it is characterized in that on elastic force slew gear (4), being provided with reducing gear (13), reducing gear (13) mainly by airtight staving (13a), the rotating shaft (13e) that is arranged on the rotor (13c) that has tooth or blade (13b) in the airtight staving (13a), is arranged on liquid (13d) in the airtight staving (13a), link together with rotor (13c) constitutes, rotating shaft (13e) links together with the standing part (4b) of elastic force slew gear (4), and staving (13a) is connected in the reel (2).

7, roller shutter according to claim 6, it is characterized in that being provided with curtain on revolution releasing device (5) opens detent mechanism (14), curtain is opened detent mechanism (14) by screw rod (14a), embedding head (14b), support head (14c) constitutes, screw rod (14a) links together with the standing part of revolution releasing device (5), the standing part of revolution releasing device (5) is arranged on support (1) bogie side frame (1a) by regulating shaft (15), support head (14c) is fixed on the screw rod (14a), and embedding head (14b) is threaded in screw rod (14a) respectively and goes up and be slidingly connected in the reel (2).

8, roller shutter according to claim 7 is characterized in that being provided with buffer spring circle (14d) on support head (14c).

9, according to claim 1 or 3 described roller shutters, it is characterized in that being provided with curtain on revolution releasing device (5) opens detent mechanism (14), curtain is opened detent mechanism (14) by screw rod (14a), embedding head (14b), support head (14c) constitutes, screw rod (14a) links together with the standing part of revolution releasing device (5), the standing part of revolution releasing device (5) is arranged on support (1) bogie side frame (1a) by regulating shaft (15), support head (14c) is fixed on the screw rod (14a), and embedding head (14b) is threaded in screw rod (14a) respectively and goes up and be slidingly connected in the reel (2).

10, roller shutter according to claim 9 is characterized in that being provided with buffer spring circle (14d) on support head (14c).