CN2553694Y

CN2553694Y - Driving device of automatic curtain machine

Info

Publication number: CN2553694Y
Application number: CN 02259835
Authority: CN
Inventors: 揭雪强
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-04-10
Filing date: 2002-09-28
Publication date: 2003-06-04
Anticipated expiration: 2012-09-28

Abstract

The utility model provides a driving device of automatic curtain machine, which overcomes the shortcomings that the prior driving device of automatic curtain machine has fairly high cost and frequent fault rate as well as difficult elimination, and consists of a driving wheel, a driven wheel, a ring belt-shaped driving component, a ring belt-shaped manual component, a clutch, a driving motor, a driving axle, a common curtain rail, a ring belt-shaped driving component and the connection component of curtain pulley hook, etc. the outer parts at the two ends of a common curtain rail are provided with a driving wheel and a driven wheel; the ring belt-shaped driving component is sleeved on the two driving wheels, and the ring belt-shaped manual component is arranged on the other driving wheel; besides, the driving wheel and the driving axle realize connection and separation through the clutch. The utility model is characterized in that only a common curtain rail is required, the driving part is separated from the curtain rail, and most part of the driving mechanism can be injection molded. The utility model is extensively applicable to the curtain automatization for the household and the company.

Description

A kind of transmission mechanism of automatic curtain machine

Affiliated technical field

The utility model relates to a kind of transmission mechanism of automatic curtain machine, particularly uses the transmission mechanism of the automatic curtain machine of common curtain rail.

Background technology

At present, the transmission mechanism of known automatic curtain machine is loaded in the pelmet, and pelmet includes curtain rail.Pelmet is for supporting and custom-designed with transmission mechanism, so cost is all higher.Because transmission mechanism is loaded in the pelmet, mechanism requires compact, the required precision height.In case transmission mechanism breaks down, easily make whole window curtain driving mechanism at a standstill.And be not easy to fix a breakdown.The required curtain size differences of user is very big now, and the curtain that existing automatic curtain machine can mate dispatching from the factory size is definite substantially, difficult the adjustment, so be not suitable for producing in enormous quantities, this also is the higher reason of cost.

Summary of the invention

Higher for the transmission mechanism cost that overcomes existing automatic curtain machine, relatively be easy to generate fault, and be difficult for the shortcoming of eliminating.The utility model provides a kind of transmission mechanism of automatic curtain machine, does not need special pelmet, only needs common curtain rail, and running part and curtain rail are separated, but and transmission mechanism major part injection mo(u)lding.It can use existing common curtain rail, and simple in structure, cost is low, and is not fragile, is easy to safeguard that energy and all size curtain are complementary, and is fit to produce in enormous quantities.Can freely select manual or automatic clutch for use, and all have two kinds of functions of manual and automatic operation, satisfy the demand of different crowd, reduce cost as much as possible.Can be widely used in the curtain automation of family, unit.

The technical scheme that its technical problem that solves the utility model adopts is: this utility model comprises drive motors, motor fixture, common curtain rail, the connector of one or two ring-like banded driving member and curtain roller hook, ring-like banded driving member, ring-like banded manual piece, two limit switches, two limit switches trigger piece, axle in the driving wheel, driving wheel, driving shaft, the clutch separation part, clutch spring, the little ball of clutch, the clutch seizing wire, the pull unit of clutch seizing wire, axle in the driven pulley, driven pulley, the driven pulley keeper, driven pulley keeper screw.Ring-like banded driving member and two drive structures supporting with it can also can be used the structure of driving-belt and drive pulley with known driving-chain and chain sprocket structure, comprise the structure of transmission rope and rope sheave.Ring-like banded manual piece and the drive structure supporting with it can be with known ring-like manual chain and sprocket structures, also can reach the structure of ring-like shipper rope and rope sheave with the structure of manual synchronization band and synchronous pulley.Clutch separation part profile is a column, the one end is one section cylinder, the other end is the polygon post, the axle center is a small sircle hole, the length of its polygon post is when tension clutch seizing wire, the polygon post of clutch separation part breaks away from the polygon groove that driving shaft and polygon post are complementary, but does not break away from the polygonal hole that driving wheel and polygon post are complementary; Axle can be identical with the structure of the interior axle of driven pulley in the driving wheel, the one end is a fixed strip, its fixed strip top dogleg section has fixing hole, nestle up with fixed strip and vertical with it be a cylinder, place, cylinder axle center is a circular hole, this circular hole runs through fixed strip, but is divided into two parts by an interlayer, and there is a small sircle hole at this interlayer center; The structure of driving wheel and driven pulley can be identical, two grooves are arranged above, one is endless belt-shaped manual piece groove (manually groove), another is an endless belt-shaped driving member groove (driving groove), one end has a circular hole, the other end has a polygonal hole, circular hole and polygonal hole are communicated with also and the drive concentric, a drive in two drives can have only a driving groove, the cross section at drive two ends is vertical with its axle center, two grooves of drive can be known chain sprocket structures, it also can be the structure that belt wheel comprises rope sheave, in this way the rope sheave transmission rope can on the driving groove of driving wheel and driven pulley around on a circle or an a few circle, manually the structure type of groove and driving groove can be different, the polygonal hole of driven pulley also can be hole, a garden; One end of driving shaft has a polygon groove, and the other end links to each other with electric machine main shaft, and the axle center of electric machine main shaft is identical with the axle center of polygon groove inscribed cylinder.Each member fitting structure of driving wheel part is that clutch seizing wire one end is fixed on the pull unit of clutch seizing wire, the circular hole of the other end this end of axle fixed strip in the driving wheel penetrates, pass the small sircle hole on the axle circular hole interlayer in the driving wheel, pass clutch spring again, small sircle hole from clutch separation part cylindrical end penetrates then, come out from clutch separation part polygon styletable, end points connects the little ball of a clutch, its diameter is bigger than the small sircle hole diameter of a circle in clutch separation part axle center, but littler than the diameter of the inscribed cylinder of the polygon groove of driving shaft.Clutch spring and can insert in the circular hole of axial cylindrical end in the driving wheel with the cylinder of clutch separation part one end of its coupling, and free to rotate.The circular hole of driving wheel one end just is enclosed within on the cylinder of axle in the driving wheel, and has a gap free to rotate, and the length of cylinder and the degree of depth of circular hole are complementary.The polygon post of clutch separation part one end and the little ball of clutch pass the polygonal hole that driving wheel one end and polygon post are complementary, there is a gap freely to twitch, the polygon groove that a part of then polygon post insertion transmission driving shaft one end and polygon post are complementary, and a gap is arranged.Pull unit tension or releasing clutch seizing wire by seizing wire, just can spur the clutch separation part, the polygon post that makes the clutch separation part breaks away from the polygon groove of driving shaft but does not break away from the polygonal hole of driving wheel, or releasing clutch separation member, by clutch spring a part of polygon post of clutch separation part is compressed into the polygon groove of driving shaft, thereby realize being connected or separation of driving shaft and driving wheel.Driving shaft is connected with electric machine main shaft, the hole, garden of axial cylindrical, driving wheel and polygonal hole in the electric machine main shaft, driving shaft polygon groove inscribed cylinder, driving wheel, clutch separation part driving wheel partly assemble finish after their axle center identical.Each member fitting structure of driven pulley part is that the circular hole of driven pulley one end just is enclosed within on the cylinder of axle in the driven pulley, and has a gap free to rotate, and the length of cylinder and the degree of depth of circular hole are complementary; Driven pulley keeper one end has the cylinder of screw hole to pass the polygonal hole of driven pulley and injects in the circular hole of axial cylindrical end in the driven pulley, the small sircle hole of fixed screw by axle circular hole interlayer in the driven pulley be the driven pulley keeper fixedly, the driven pulley keeper does not have an end of screw hole bigger than the polygonal hole of driven pulley one end, deviate from rotation to prevent driven pulley, hole, garden and polygonal hole, driven pulley keeper one end that driven pulley partly assembles axial cylindrical in the back front driven wheel, driven pulley has the axle center of garden post of screw hole identical, and this moment, driven pulley was free to rotate.The utility model respectively has a drive in the outside at common curtain rail two, one is driving wheel, another is a driven pulley, axial direction by the pulley at two ends in both axial directions and the curtain rail is parallel, also parallel with horizontal plane, endless belt-shaped driving member one end is enclosed within the endless belt-shaped driving member groove of driving wheel, the other end is enclosed within the endless belt-shaped driving member groove of driven pulley, endless belt-shaped manual piece places the endless belt-shaped manual piece groove of a drive, and gravity ring of cover can improve the pulling effect on endless belt-shaped manual piece.As endless belt-shaped manual piece is a ring-like shipper rope, then need in the manual grooving of drive around on a circle or an a few circle.Two symmetrical curtain in this way, then the left-half of curtain links to each other with connector with the close endless belt-shaped driving member in bottom (or top) by a middle pulley hook, and the right half part of curtain links to each other with connector with the close endless belt-shaped driving member in top (or bottom) by a middle pulley hook; Monolithic curtain in this way, then pulley hook on curtain the most left (right side) limit with close following (on) the endless belt-shaped driving member of portion links to each other with connector.Realize being connected and separating of driving wheel and driving shaft by clutch, can be with the manual folding curtain of endless belt-shaped manual piece during separation.The arrangement that two limit switches and pairing thereof trigger piece requires: trigger piece and will run into limit switch with its pairing when curtain standard-sized sheet or full cut-off, and trigger limit switch.The pull unit of clutch seizing wire can be by clutch seizing wire overcoat, manual clutch control stick, form in the dynamic clutch control handwheel, form manual clutch together with clutch separation part, the little ball of clutch, clutch seizing wire, clutch spring, the diameter of clutch seizing wire overcoat is bigger than the small sircle hole diameter on the axle circular hole interlayer in the driving wheel.The principle of the structure of the pull unit of this manual clutch seizing wire and pulling seizing wire is identical with the operation board of known multi-speed bicycle speed regulator.Also can with electromagnet and fixture thereof be used for seizing wire pull unit and and clutch separation part, the little ball of clutch, clutch seizing wire, clutch spring form automatic clutch together.Clutch seizing wire one end is connected on the axis of traction of electromagnet, and the adhesive of controlling electromagnet by Electronic Control Box spurs seizing wire.

The utility model can constitute the automatic remote control window curtain driving mechanism with the Electronic Control Box of automatic curtain machine and the remote controller supporting with it, and Electronic Control Box and motor have lead to link to each other between the limit switch.When operating automatically, Electronic Control Box receives control of remote controller order control motor and rotates, and motor rotates the drive drive shaft turns.At this moment as using manual clutch, clutch operating lever should place automated location, and the seizing wire of clutch will be in release conditions (automatic clutch will be finished automatically).Clutch spring will be pressed into the part of the polygon post of clutch separation part one end and the little garden of clutch ball in the polygon groove of driving shaft.By the clutch separation part driving shaft is connected with driving wheel, drives driving wheel and rotate.And and driven pulley cooperate to drive endless belt-shaped driving member, thereby drive curtain; During manual operation, manual clutch then earlier places manual position with clutch operating lever in this way, at this moment will strain the clutch steel wire rope, and the clutch separation part is separated with driving shaft, thus the endless belt-shaped manual piece of available hand direct pull, the folding curtain; Automatic clutch in this way, when motor stopped, control box was with the automatic output control signal, and control electromagnet tension clutch seizing wire makes the clutch separation part separate with driving shaft.At this moment the endless belt-shaped manual piece of available hand direct pull, the folding curtain.

Description of drawings

Below in conjunction with accompanying drawing, implementation procedure of the present utility model is further specified.

Fig. 1 is to use the utility model and drive to adopt the remote-controlled curtain machine schematic diagram of pelletron chain sprocket structure.

Fig. 2 be among Fig. 1 A to the structural map and the decomposing schematic representation thereof of, driving wheel part.

Fig. 3 be among Fig. 1 A to the structural map and the decomposing schematic representation thereof of, driven pulley part.

Fig. 4 is that driving wheel and driven pulley cooperate schematic diagram with of nylon beads chain during with the pelletron chain sprocket structure.

Fig. 5 is that manual nylon beads chain and nylon pelletron sprocket groove one cooperates schematic diagram

Fig. 6 is the front view (axle is identical in two) of axle in interior axle of driving wheel and the driven pulley.

Fig. 7 is the left view of Fig. 6.

Fig. 8 is that the A-A of Fig. 6 is to cutaway view.

Fig. 9 is the front views (two sprocket wheels identical) of two grooves of driving wheel and driven pulley when being the nylon beads key way.

Figure 10 is Fig. 9 left view.

Figure 11 be Fig. 9 A-A to cutaway view.

Figure 12 is that one of two groove of driving wheel and driven pulley are the nylon beads key way, and one when being manual grooving

Front view (two chain sprocket structures can be identical, but one of them can have only a nylon beads key way).

Figure 13 is Figure 12 left view.

Figure 14 be Figure 12 A-A to cutaway view.

Figure 15 is that driving wheel and driven pulley are when being a belt wheel structure and the cooperation schematic diagram of driving-belt.

Figure 16 is that ring-like manual stay cord and drive rope sheave groove one cooperates schematic diagram.

Figure 17 is that manual clutch is contained in the schematic diagram on the axle in the driving wheel.

Figure 18 is the front view of clutch separation part.

Figure 19 is the left view of Figure 18.

The schematic diagram of driving wheel part when Figure 20 is this utility model use automatic clutch.

Figure 21 is that automatic clutch is contained in the schematic diagram on the axle in the driving wheel.

Figure 22 is that the polygon post when clutch separation part right-hand member is the quadrangle post, and the polygonal hole of drive right-hand member is a quadrilateral hole, when the polygon groove of driving shaft left end is the quadrangle groove, the A-A of Fig. 2 to cutaway view.

Figure 23 is that the polygon post when clutch separation part right-hand member is the quadrangle post, and the polygonal hole of drive right-hand member is a quadrilateral hole, when the polygon groove of driving shaft left end is the quadrangle groove, the B-B of Fig. 2 to cutaway view.Annotate 1: the polygon post of clutch separation part right-hand member, the polygon groove of the polygonal hole of drive right-hand member and driving shaft left end all are example with the quadrangle.Annotate 2: limit switch can be selected dry-reed tube switch, optoelectronic switch and microswitch for use.

The manual chain of 1. nylon beads among the figure, 2. manual clutch, 3. curtain, 4. driven pulley, nylon beads chain and curtain roller the hook connector, 6. pulley in the curtain rail and hook, 7. nylon beads chain, 8. common curtain rail, 9. driving wheel, 10. Electronic Control Box, 11. in reed pipe A, 12. clutch spring, 13. clutch separation part, 14. driving shaft, 15. drive motors, 16. axle in the driven pulley, 17. axle in the driving wheel, 19. motor fixture, 20. driven pulley keepers, 21. permanent magnet A, 22. the little ball on the clutch, 23. the seizing wire of clutch, 24. clutch seizing wire overcoats, 25. manual clutch control sticks, 26. manual clutch control handwheel, 27. driven pulley keeper screw, the manual sprocket channel of 28. driving wheels, 29. driving wheel driving-chain teeth groove, 30. tongue tube B, 31. permanent magnet B, the small sircle hole in the quadrilateral hole in 32. driving wheel axle center, 33. driving wheels on the circular hole interlayer in axle axle center, 34. the circular hole in axial cylindrical axle center in the driving wheel, 36. electromagnet, the cylinder in the 37. electromagnet fixtures, 38. driving wheels on the axle, 39. driven pulley driving-chain teeth groove, 40. the cylinder in the circular hole in driving wheel axle center, 41. driven pulleys on the axle, the circular hole in 42. driven pulley axle center, 43. the cylinder of driven pulley fastener tapes screw nose end, 44. the small sircle hole in clutch separation part axle center, the cylinder of 45. clutch separation parts, the quadrangle post of 46. clutch separation parts, 47. the quadrilateral hole in driven pulley axle center, the driving-chain teeth groove when 48. the circular hole in axial cylindrical axle center in the driven pulley, the small sircle hole in 49. driven pulleys on the circular hole interlayer in axle axle center, 50. driving wheels adopt the manual grooving structure of a transmission key way and, 51. remote controller, 52. driving wheel transmission trough of belt, 53. driven pulley transmission troughs of belt, the quadrangle groove of 54. driving shafts, 55. automatic clutch, 56. manual stay cord, 57. gravity rings, the manual grooving of 58. drives.

The specific embodiment

Fig. 1, drive adopts the pelletron chain sprocket structure in 17, and driving wheel (9) cooperates by nylon beads driving chain (7) and driven pulley (4) and carries out transmission, and spurs curtain by two connectors (5) that nylon beads driving chain and curtain roller are linked up with and do open and close movement.These two connectors must be one and go up under another root, just the left-half of curtain links to each other with connector by the node of a middle hook and close bottom nylon beads driving chain, and the right half part of curtain is linked up with the node of close top nylon beads driving chain by middle one and linked to each other with connector; Otherwise the right half part of curtain links to each other with connector by the node of a middle hook and close bottom nylon beads driving chain.In driving wheel (9) side tongue tube (11) and (30) are housed, and on the nylon beads driving chain permanent magnet (21) and (31) are arranged respectively up and down.The connection of now setting connector (5) is according to shown in Figure 1, then when curtain (3) runs to whole closure, permanent magnet (21) on the nylon beads driving chain of top runs into tongue tube (11) and adhesive tongue tube (11), and control box (10) obtains signal and controls the motor stall.When curtain (3) runs to when all opening, the permanent magnet (31) on the nylon beads driving chain of bottom runs into tongue tube (30) and adhesive tongue tube (30), and control box (10) obtains signal and controls the motor stall.Can select manually or automatically controlling curtain by the setting of manual clutch control stick (25) position.Electronic Control Box (10) and motor have lead to link to each other between the limit switch, and can motor just be changeed, reverse, stop to control by Digiplex or IR remote controller (51) to carrying out remote control with its coupling Electronic Control Box (10).

Fig. 2,6,9,17 are to use driving wheel part-structure and the critical piece figure of manual clutch, the embodiment when driving wheel adopts the pelletron chain sprocket structure, the circular hole (40) of driving wheel among the figure (9) can be enclosed within on the cylinder (38) of axle (17) in the driving wheel, and be close to the fixed strip of axle (17) in the driving wheel, there is a gap free to rotate.The fixed strip of axle (17) can be fixed on the crown wall in the driving wheel.The quadrilateral hole (32) on driving wheel (9) the right and the quadrangle groove (54) on driving shaft (14) left side, the quadrangle post (46) on the right of clutch separation part (13) is connected.When needs manually spur curtain and strain clutch steel wire rope (23), can clutch separation part (13) be moved to left pulling clutch little garden ball (22), the quadrangle groove (54) that quadrangle post (46) up to clutch separation part (13) the right breaks away from driving shaft (14) left side, but the quadrilateral hole (32) that does not break away from driving wheel (9), driving wheel (9) and driving shaft (14) are separated, and at this moment available manual nylon beads chain (1) manually spurs curtain.When needs spur curtain automatically and discharge steel wire rope (23), by clutch spring (12) the part of the quadrangle post (46) on clutch separation part (13) the right and the quadrangle groove (54) of the left end that the little garden of clutch ball (22) is compressed into driving shaft (14), driving wheel (9) is connected with driving shaft (14), and the main shaft of driving shaft (14) and drive motors (15) is connected, and clutch spring this moment (12) is in free state.Drive motors (15) can be fixed on the crown wall by fixture (19).Manually nylon beads chain (1) can be placed in the manual sprocket channel of nylon beads (28) of driving wheel (9), and ring-like nylon beads driving-chain (7) one ends are placed in the nylon beads driving-chain teeth groove (29) of driving wheel (9).It is identical that the hole, garden (40) that the cylinder (38) of axle, driving wheel (9) and axle center are located in electric machine main shaft, driving shaft quadrangle groove (54) inscribed cylinder, the driving wheel and the garden post (46) of quadrilateral hole (32), clutch separation part are finished back axis in assembling.

Fig. 3,6,9th, embodiment and critical piece figure when driven pulley adopts the pelletron chain sprocket structure, the assembling of the interior axle of driven pulley (16), driven pulley (4) is identical with the driving wheel part among the figure.The left end cylinder of driven pulley keeper (20) can pass the quadrilateral hole (47) (this hole also can be the hole, garden) of driven pulley (4) right-hand member, and in the circular hole (48) of the interior axle of reeve driven pulley (16) right-hand member, the circle of driven pulley keeper (20) right-hand member cylinder circle is bigger than the quadrangle inscribed circle of the quadrilateral hole (47) of driven pulley (4) right-hand member, by driven pulley keeper screw (27) driven pulley keeper (20) is connected with axle (16) in the driven pulley, in rotation, deviates to prevent driven pulley (4).After driven pulley partly installed, garden post (43) four axle center of the hole, garden (42) in the cylinder (41) of axle (16), driven pulley (4) axle center and quadrilateral hole (47), driven pulley keeper (20) were identical in the driven pulley.The other end of ring-like nylon beads chain (7) is placed in the nylon beads driving-chain teeth groove (39) of driven pulley (4).When driving wheel rotated, nylon beads driving chain (7) rotated, and driven pulley (4) is also driven.

Fig. 4, the 5th, drive adopts the pelletron chain sprocket structure, the cooperation schematic diagram of driving chain, manual chain and teeth groove.Annular nylon beads driving chain (7) one ends are enclosed within the driving-chain teeth groove (29) of driving wheel (9) among the figure, the other end is enclosed within the driving-chain teeth groove (39) of driven pulley (4), when driving wheel (9) rotates, just can drive driven pulley (4) and rotate by nylon beads driving chain (7).The manual chain of nylon beads (1) places the manual sprocket channel (28) of driving wheel (9).When being in manual state, the pulling manual chain of nylon beads (1) will make driving wheel (9) rotate, and rotates thereby drive nylon beads driving chain (7).

Fig. 6 be in the driving wheel in axle and the driven pulley spool front view, both structures can be identical.The size of the small sircle hole (33) among the figure on the circular hole interlayer at the interior axle of driving wheel center is to pass steel wire rope, but can not pass the overcoat of steel wire rope.

Fig. 9,10,11st, front view when driving wheel and driven pulley adopt the pelletron chain sprocket structure fully and relevant view.Two sprocket grooves are arranged, and one is manual key way (28), and one is transmission key way (29).There is hole, a garden (40) in drive axle center in the left side among Fig. 6, and there is a quadrilateral hole (32) on the right.

Figure 12,13,14th, driving wheel and driven pulley adopt the front view and the relevant view of manual grooving and transmission pelletron groove structure combining.Figure 12 has two grooves, and one is manual grooving (58), and one is transmission pelletron groove (50), and the hole, garden at place, axle center is identical with Fig. 9 with quadrilateral hole.

Figure 15 is that driving wheel and driven pulley adopt belt wheel structure (comprising rope sheave), and annular transmission belt one end is enclosed within the transmission trough of belt (52) of driving wheel, and the other end is enclosed within the transmission trough of belt (53) of driven pulley.

Ring-like shipper rope is enclosed within the manual grooving of drive among Figure 16, in order to increase frictional force, can be in groove around on a circle or an a few circle.Put a gravity ring in the bottom of ring-like shipper rope, so that reliability service.

Figure 17, the 18th, the example structure of manual clutch and critical piece figure, clutch steel wire rope (23) one ends are fixed on the manual clutch control stick (25) among the figure, the other end at first passes the small sircle hole (33) on the circular hole interlayer at axle center in clutch steel wire rope overcoat (24) and the driving wheel, pass clutch spring (12) again, pass the small sircle hole (44) in clutch separation part (13) axle center then, end points is connected with a little ball (22), its diameter is bigger than small sircle hole (44), but littler than the inscribed cylinder diameter of the quadrangle groove (54) of driving shaft.The operation board of the principle of the structure of manual clutch control handwheel (26), manual clutch control stick (25), clutch seizing wire (23), clutch steel wire rope overcoat (24) and pulling seizing wire and the speed regulator of known multi-speed bicycle is identical.When manual clutch control stick (25) when placing manual position, then strain clutch seizing wire (23), clutch steel wire rope overcoat (24) right-hand member will be blocked by small sircle hole (33), and by little ball (22) pulling clutch separation part (13).As when placing automated location, releasing clutch seizing wire (23) then, by clutch spring (12) part of the quadrangle post (46) of clutch separation part (13) right-hand member and the little garden of clutch ball (22) are compressed into the quadrangle groove (54) of the left end of driving shaft (14), clutch spring this moment (12) is in free state.The left side of clutch separation part is a cylinder (45), the right is a quadrangle post (46), there is a circular hole (44) in the axle center, the size of the circle of this cylinder is the tetragonal circumcircle of quadrangle post, the length of cylinder and quadrangle post is that the right quadrangle post (46) breaks away from the quadrangle groove (54) that matches of the left end of driving shaft (14) when tension clutch steel wire (23).At this moment clutch separation part (13) right endpoint concordant with the right-hand member of driving wheel (9) or slightly indentation a bit, the cylinder on its left side then can insert in the circular hole (34) of axle (17) right-hand member in the transmission driving wheel, and can freely rotate.

Figure 20, the embodiment of 21,18 driving wheels when being to use automatic clutch.Be that when having a power failure (or) automatic clutch (55) can tense wire rope (23) when motor stops among the figure, clutch separation part (13) separated with driving shaft (14), thereby can manually spur curtain.Other is identical with Fig. 2 except that clutch part on the transmission mechanism.Clutch seizing wire (23) one ends are fixed on the end points of axis of traction of electromagnet (36) among the figure, pass the small sircle hole (33) on the interlayer of axle (17) center in the driving wheel earlier, pass clutch spring (12) again, pass the small sircle hole (44) in clutch separation part axle center then, end points connects a little ball (22), and the diameter of little ball is bigger than the small sircle hole (44) of clutch separation part.When by automatic clutch (55) tense wire rope (23), will spur clutch separation part (13), the quadrangle groove (54) that quadrangle post (46) up to clutch separation part (13) the right breaks away from driving shaft (14) left side, but the quadrilateral hole (32) that does not break away from driving wheel (9) is separated driving shaft (14) and driving wheel (9).When discharging steel wire rope (23), by clutch spring (12) part of the quadrangle post (46) of clutch separation part (13) and the little garden of clutch ball (22) are compressed into the quadrangle groove (54) of driving shaft (14), clutch spring this moment (12) is in free state.Driving shaft (14) is connected with driving wheel (9).

Figure 22-Figure 23 be Fig. 2 A-A to B-B to profile, the polygon post that has reflected clutch separation part right-hand member, the polygonal hole of driving wheel right-hand member, the polygon groove of driving shaft left end is a quadrangle, clutch separation part (13) is when release conditions, the clutch separation part, driving wheel, the matching relationship of driving shaft.

Use the Remote Control Automatic window curtain driving mechanism operating process of this utility model as follows: one. automatic mode

1, as using manual clutch, then clutch operating lever is placed automated location (omitting as using this step of automatic clutch).

2, press remote controller, as opening and closing, stop.(press the controlled stop of remote controller and end, also can allow it run to curtain standard-sized sheet or complete shut-down state voluntarily, stop by limit switch control.)

3, rotate by Electronic Control Box control motor, drive driving wheel (9) simultaneously, and spur curtain (3) by the connector (5) of nylon beads driving chain (7) and driven pulley (4) and nylon beads driving chain and curtain roller hook.Two. manual mode

1, as using manual clutch, then clutch operating lever is placed manual position (omitting as using this step of automatic clutch).

2, start nylon beads chain (1) with pulling, can the folding curtain.

By above accompanying drawing, can understand overall structure, transmission principle and the design feature of this utility model, also understood the function and the characteristics of each main parts size simultaneously.This utility model compare with the transmission mechanism of existing automatic curtain machine have simple in structure, convenient for installation and maintenance, characteristics such as cost is low, and is reliable.

Claims

1. the transmission mechanism of an automatic curtain machine, comprise drive motors (15), the connector of one or two ring-like banded driving member and curtain roller hook, ring-like banded driving member, ring-like banded manual piece, two limit switches (11) (30), two limit switches trigger piece (21) (31), the arrangement that two limit switches and pairing thereof trigger piece is: trigger piece and will run into limit switch with its pairing when curtain standard-sized sheet or full cut-off, and the triggering limit switch, it is characterized in that the transmission mechanism of this automatic curtain machine also comprises common curtain rail (8), axle (16) in the driven pulley, axle (17) in the driving wheel, driving wheel, driven pulley, driving shaft (14), driven pulley keeper (20), driven pulley keeper screw (27), clutch separation part (13), clutch spring (12), the little ball of clutch (22), clutch seizing wire (23), the pull unit of clutch seizing wire; The principle of the pull unit of clutch seizing wire is identical with the operation board of known multi-speed bicycle speed regulator; Clutch separation part (13) profile is a column, the one end is one section cylinder (45), the other end is polygon post (46), the axle center is a small sircle hole (44), the length of its polygon post (46) is when tension clutch seizing wire (23), the polygon post (46) of clutch separation part breaks away from the polygon groove (54) that transmission driving shaft (14) and polygon post (46) are complementary, but does not break away from the polygonal hole (32) that driving wheel and polygon post (46) are complementary; Axle (17) can be identical with the interior axle of driven pulley (a 16) structure in the driving wheel, the one end is a fixed strip, fixed strip top dogleg section has fixing hole, nestle up with fixed strip and vertical with it be a cylinder (38), place, cylinder axle center is a circular hole (34), this circular hole (34) runs through fixed strip, but is divided into two parts by an interlayer, and there is a small sircle hole (33) at this interlayer center; The structure of driving wheel and driven pulley can be identical, two grooves are arranged above, one is endless belt-shaped manual piece groove, another is endless belt-shaped driving member groove, one end has a circular hole (40), and the other end has a polygonal hole (32), and circular hole and polygonal hole are communicated with also and the drive concentric, a drive in two drives can have only an endless belt-shaped driving member groove, and the cross section at drive two ends is vertical with its axle center; One end of driving shaft (14) has a polygon groove (54), and the other end is connected with electric machine main shaft; Each member fitting structure of driving wheel part is that clutch seizing wire (23) one ends are fixed on the pull unit of clutch seizing wire, and the circular hole of axle (17) this end of fixed strip penetrates in the driving wheel, pass the small sircle hole (33) on the axle circular hole interlayer in the driving wheel, pass clutch spring (12) again, small sircle hole (44) from clutch separation part (13) cylindrical end penetrates then, come out from clutch separation part (13) polygon styletable, end points connects the little ball of a clutch (22), its diameter is bigger than small sircle hole (44) diameter of a circle in clutch separation part (13) axle center, but littler than the diameter of the inscribed cylinder of the polygon groove (54) of driving shaft (15); Clutch spring (12) and can insert in the circular hole (34) of the cylindrical end of axle (17) in the driving wheel with the cylinder (45) of clutch separation part (13) one ends of its coupling, and it is free to rotate, the circular hole (40) of driving wheel one end just is enclosed within on the cylinder (38) of axle (17) in the driving wheel, and there is a gap free to rotate, the degree of depth of the length of cylinder (38) and circular hole (40) is complementary, the polygon post (46) of clutch separation part (13) one ends and the little ball of clutch (22) pass the polygonal hole (32) that driving wheel one end and polygon post (46) are complementary, there is a gap freely to twitch, the polygon groove (54) that a part of then polygon post and the little ball of clutch (22) insertion driving shaft (14) one ends and polygon post (46) are complementary, and a gap is arranged; Pull unit tension or releasing clutch seizing wire (23) by seizing wire, also just can spur or releasing clutch separation member (13), thereby the polygon post (46) that makes clutch separation part (13) breaks away from the polygon groove (54) of driving shaft (14) or by clutch spring (12) a part of polygon post (46) of clutch separation part (13) is compressed into the polygon groove (54) of driving shaft (14), thereby realizes being connected or separation of driving shaft (14) and driving wheel; Driving shaft (14) is connected with electric machine main shaft, the hole, garden (40) of axial cylindrical (38), driving wheel and polygonal hole (32) in the polygon groove inscribed cylinder of electric machine main shaft, driving shaft (14), driving wheel, clutch separation part (13) driving wheel partly assemble finish after their axle center identical; Each member fitting structure of driven pulley part is that the circular hole (42) of driven pulley one end then just is enclosed within on the cylinder (41) of axle (16) in the driven pulley, and has a gap free to rotate, and the degree of depth of the length of cylinder (41) and circular hole (42) is complementary; The polygonal hole (47) that driven pulley keeper (20) one ends have the cylinder (43) of screw hole to pass driven pulley injects in the circular hole (48) of axle (16) cylindrical end in the driven pulley, the small sircle hole (49) of driven pulley keeper screw (27) by axle (16) circular hole interlayer in the driven pulley be driven pulley keeper (20) fixedly, driven pulley keeper (20) does not have an end of screw hole bigger than the polygonal hole (47) of driven pulley one end, deviate from rotation to prevent driven pulley (4), driven pulley assembles axial cylindrical (41) in the back front driven wheel, the hole, garden (42) of driven pulley and polygonal hole (47), driven pulley keeper one end has the axle center of garden post (43) of screw hole identical, and this moment, driven pulley was free to rotate; The utility model respectively has a drive in the outside at common curtain rail (8) two, one is driving wheel, another is a driven pulley, axial direction by the pulley at two ends in both axial directions and the curtain rail is parallel, also parallel with horizontal plane, endless belt-shaped driving member one end is enclosed within the endless belt-shaped driving member groove of driving wheel, and the other end is enclosed within the endless belt-shaped driving member groove of driven pulley, and endless belt-shaped manual piece places the endless belt-shaped manual piece groove of a drive; Realize being connected and separating of driving wheel and driving shaft (14) by clutch, can be with endless belt-shaped manual piece folding curtain during separation; Two symmetrical curtain in this way, then the left-half of curtain links to each other with connector with the close endless belt-shaped driving member in bottom (or top) by a middle pulley hook, and the right half part of curtain links to each other with connector with the close endless belt-shaped driving member in top (or bottom) by a middle pulley hook; Monolithic curtain in this way, then pulley hook on curtain the most left (right side) limit with close following (on) the endless belt-shaped driving member of portion links to each other.

2. as the transmission mechanism of the said automatic curtain machine of claim 1, it is characterized in that its driving wheel, driven pulley can be the pelletron sprocket wheel; Its ring-like banded driving member, ring-like banded manual piece are ring-like transmission pelletron and the ring-like manual pelletrons that is complementary with the pelletron sprocket wheel.

3. as the transmission mechanism of the said automatic curtain machine of claim 1, it is characterized in that its driving wheel, driven pulley can be synchronous pulley; Its ring-like banded driving member, ring-like banded manual piece can be synchronous band of ring-like transmission and the ring-like manual synchronization bands that is complementary with synchronous pulley.

4. as the transmission mechanism of the said automatic curtain machine of claim 1, it is characterized in that its driving wheel, driven pulley can be rope sheave; Its ring-like banded driving member, ring-like banded manual piece can be ring-like transmission rope and the ring-like shipper ropes that is complementary with rope sheave.

5. as the transmission mechanism of the said automatic curtain machine of claim 1, it is characterized in that its driving wheel and the ring-like banded driving member groove of driven pulley can be transmission pelletron grooves, and the ring-like banded manual piece groove of its driving wheel and driven pulley is manual grooving; Its ring-like banded driving member can be the ring-like transmission pelletron that is complementary with transmission pelletron groove, and its ring-like banded manual piece can be the ring-like shipper rope that is complementary with manual grooving.

6. as the transmission mechanism of the said automatic curtain machine of claim 1, it is characterized in that its driving wheel and the ring-like banded driving member groove of driven pulley can be the transmission groovings, and the ring-like banded manual piece groove of its driving wheel and driven pulley is the pelletron groove; Its ring-like banded driving member can be the ring-like transmission rope that is complementary with the transmission grooving, and its ring-like banded manual piece can be the ring-like manual pelletron that is complementary with the pelletron groove.

7. as claim 4 or the said ring-like transmission rope of claim 6, it is characterized in that it is enclosed within can be around a last circle or an a few circle on the transmission grooving of driving wheel and driven pulley.

8. as claim 4 or the said ring-like shipper rope of claim 5, it is characterized in that it is enclosed within will be around a last circle or an a few circle on the manual grooving of driving wheel and driving wheel.

9. as the transmission mechanism of the said automatic curtain machine of claim 1, it is characterized in that its ring-like banded manual piece is with a gravity ring.

10. as the transmission mechanism of the said automatic curtain machine of claim 1, the pull unit that it is characterized in that its clutch seizing wire can be formed manual pull unit by clutch seizing wire overcoat, manual clutch control stick, manual clutch control handwheel, and forms manual clutch together with clutch separation part, the little ball of clutch, clutch seizing wire, clutch spring; The diameter of clutch seizing wire overcoat is bigger than small sircle hole (33) diameter on the axle circular hole interlayer in the driving wheel, the clutch seizing wire passes clutch seizing wire overcoat and is connected with the manual clutch control stick, and the principle of the structure of the pull unit of this manual clutch seizing wire and pulling seizing wire is identical with the operation board of known multi-speed bicycle speed regulator.

11. transmission mechanism as the said automatic curtain machine of claim 1, it is characterized in that the pull unit of its clutch seizing wire can be used for the pull unit of seizing wire by electromagnet and fixture thereof, and form automatic clutch together with clutch separation part, the little ball of clutch, clutch seizing wire, clutch spring.Clutch seizing wire one end is connected on the axis of traction of electromagnet, and the adhesive of controlling electromagnet by Electronic Control Box spurs seizing wire.