TWI523628B - Curtain of the curl travel control structure - Google Patents

Description

Curtain roll-up stroke control structure

The invention relates to a curtain structure, in particular to a winding stroke control structure of a curtain.

According to the conventional method, the stroke actuator of the curtain is matched with the participation of the 18th and 19th drawings, and the sleeve 60 is provided, and the guide groove 61 is axially disposed on the inner wall of the hollow portion of the sleeve 60, and The hollow portion of the sleeve 61 is provided with a rotating shaft 70 and a winding rod assembly member 80, and a groove 71 is formed on the peripheral wall of the rotating shaft 70, and a groove 711 is formed in the groove 71, and a groove is formed in the rotating shaft 70. A ball 90 is disposed between the groove 71 and the guide groove 91 of the sleeve 60, and a spring 81 is disposed between the roller set member 80 and the rotating shaft 70, and one end of the spring 81 is fixed to the rotating shaft 70, and the other end of the spring 81 is The roller rod assembly member 80 is disposed at a center of the roller rod assembly member 80. The shaft hole 82 of the roller rod assembly member 80 is configured to be fastened by the winding rod 83. The latching recess 711 of the groove 71 of the rotating shaft 70 (as shown in FIG. 20) is positioned in the guiding groove 61 of the sleeve 60, and when the user pulls the bead chain to drive the winding rod 83 and the connected winding rod assembly 80 is rotated in the forward direction, at which time the ball 90 is driven to the curved section 712, and the rotating shaft 70 is restricted and cannot be rotated. Please refer to the figures 21 and 22 as shown in the figure, the rotating member set 80 rotates due to the forward rotation. square The rotation direction of the spring 81 is reversed, so that the sleeve portion of the roller assembly member 80 is rotatable in the assembly end of the spring assembly 81 of the spring 81, so that the curtain can be continuously wound up; when pulled to the stop position, stop When the bead chain is pulled, the ball 90 will return to the latching pocket 711, and the sleeve section of the winder pack member 80 will pull the spring 81 to tighten, and the inner diameter of the spring 81 will be tightened, and the spring 81 locks the roller. The assembly member 80 is provided with the winding rod 83 and the curtain Stopping; further, when the user wants to close the curtain downward, the user pulls the bead chain and releases it, and the ball 90 is disengaged from the latching pocket 711 of the rotating shaft 70, and the cord naturally moves downwardly to drive the reel 83 and The winding rod assembly member 80 is connected. At this time, the rotation direction of the winding rod 83 and the winding rod assembly member 80 is the same as the rotation direction of the spring 81. Therefore, the inner diameter of the spring 81 is pulled, and the spring 81 and the winding rod are assembled. The member 80 is locked and then rotated synchronously with the rotating shaft of the rotating shaft 70 by the spring 81. At this time, as shown in Fig. 23, the ball 90 which is separated from the latching pocket 711 will be on the rotating shaft. The cycle segment 713 of 70 moves and reciprocates in the guide groove 61 of the sleeve 60. When the curtain is lowered to the desired position, the user pulls the bead chain, and the roller bar 83 and the roller assembly member 80 are The rotation is stopped, and the ball 90 moving in the circulation section 713 is finally positioned as the rotation shaft 70 returns to the pocket 711 of the groove 71, thereby achieving the movement of the curtain.

It is not difficult to find out the shortcomings of the above-mentioned conventional structure. The main reason is Bottom: (1) The stroke control structure of the conventional blind is mainly through the ball matching the groove of the rotating shaft and the positioning of the guiding groove 61 of the sleeve 60, so that the rotating shaft 70 and the curtain form a synchronous rotating state, the ball can be linked 90 is in a stuck or disengaged state, however, the volume of the ball 90 is small and needs to be assembled in a relatively precise manner, and the groove 71 of the rotating shaft 70 and the guide groove 61 of the sleeve 60 must also be carefully designed. Accurately achieving the positioning or detachment of the ball 90, resulting in inconvenience in structure manufacturing and assembly, thereby increasing the manufacturing cost, and having no economic benefit, and the ball 90 is also easily lost or lost in the assembly process, forming a defective product, and When the sliding shaft 70 and the sleeve 60 are slidably displaced, a gap friction problem may also occur, which may cause discomfort in the operation of the curtain pull and is not practical.

(2) Furthermore, the groove 71 of the conventional shaft 70 and the guide groove of the matching sleeve 60 61 positioning system cycle has a regularity, so that the positioning effect of the curtain must be rotated around the rotating shaft 70 to achieve the positioning of the card state, so that the accuracy of the positioning of the curtain is not good, and the positioning of the positioning It is easy to produce rewinding and cause a high degree of drop. It does not have the stability of curtain opening and closing, and lacks the effect of accurate positioning of the curtain.

In view of this, the inventors have been engaged in the manufacturing development and design experience of related products for many years, and after detailed design and careful evaluation of the above objectives, the present invention has finally become practical.

According to the conventional control, the stroke control structure of the curtain is mainly used to match the groove of the shaft through the ball. The groove and the guiding groove of the sleeve are positioned such that when the rotating shaft and the cord are in a synchronized rotating state, the ball can be interlocked or disengaged, but the volume of the ball is small, and the assembly needs to be assembled in a more precise manner. Moreover, the groove of the rotating shaft and the guiding groove of the sleeve must also be carefully designed to accurately achieve the positioning or detachment of the ball, which causes inconvenience in structure manufacturing and assembly, thereby improving the manufacturing cost and not being economical. The ball is also easy to be missing or lost in the process of assembly, forming a defective product. When the sliding shaft and the sliding sleeve are displaced from each other, the gap friction problem may also occur, and the curtain is not smooth and does not have practicality.

Furthermore, the groove of the conventional shaft and the guide groove positioning mechanism of the matching bushing There is a regularity, so that the positioning effect of the curtain must be rotated around the rotation axis to achieve the positioning of the card state, so that the accuracy of the positioning of the curtain is not good, and the positioning of the curtain is easy to rewind and cause a height drop, without curtains. The stability of opening and closing, the lack of accurate positioning of the curtain.

Therefore, the present invention provides a roll-up stroke control structure for a curtain, comprising: a curtain body, a combination member, a swaying member, a sliding unit and a rotating shaft sleeve. The curtain body has a shaft tube, and the shaft tube is wound with a curtain member, and the assembly has a combination portion. The combination A coupling post is extended at a center of the portion, and a slanting member is disposed on the eccentric group on the side of the coupling protrusion. A swaying member is a positioning component of the elastic pressing switch, and the swaying member has a passive end and A movable rib is protruded from one side of the passive end, and a toggle unit has a central shaft hole to be combined with the combined protruding column of the combined portion, and a swaying piece is disposed with the central shaft hole as a center, and the outer wall of the sliding unit The end of the shaft sleeve has a connecting portion for providing an elastic member, and the shaft sleeve is hollow to have a combined chamber, and the inner wall of the combined chamber is convexly provided with a plurality of positioning ribs, and A shaft through hole is formed in the axial through joint portion at the center of the combined chamber, and a central shaft is provided through the shaft through hole, and the end portion of the central shaft is engaged with the elastic member, and then the toggle unit is sequentially assembled. And a combination member, the combined protruding column of the assembly is forcibly fastened by the toggle unit and the central shaft, and the interlocking rib of the swaying member can be pressed against the swaying piece of the sliding unit, and is moved The unit is interlocked with the combined chamber of the outer wall, thereby interlocking the shaft sleeve with the shaft tube of the curtain body, and the above structure can constitute a winding stroke control structure of the curtain .

Compared with the effects of the prior art: (1), the present invention is through a flexible push switch The swaying member reaches the position of the curtain member, and the protrusion and the retracting action of the swaying member are used to form a positioning or detachment with the positioning rib, so that the use of the curtain body is more accurate and convenient, and the difficulty of structural assembly is further reduced. The structure is easy to manufacture and assemble, and the manufacturing cost is effectively reduced, thereby greatly improving production efficiency and being economically beneficial.

(2) The shaft sleeve and the raking member are matched with a plurality of positioning ribs. The multi-card embedded positioning state effectively increases the accuracy of the positioning, reduces the obvious difference caused by the curtain rewinding, and increases the stability of the curtain opening and folding.

〔this invention〕

10‧‧‧ Curtain body

11‧‧‧ shaft tube

12‧‧‧ Curtains

13‧‧‧ pipe plug

14‧‧‧ bracket

20‧‧‧assemblies

21‧‧‧Combination Department

211‧‧‧ combination tank

22‧‧‧ Combined with studs

221‧‧‧Dust avoidance

23‧‧‧ Combination convex

24‧‧‧ bracket

30‧‧‧掣动

31‧‧‧External management

311‧‧‧Limited rail

32‧‧‧Inside

321‧‧‧ Passive end

322‧‧‧ linkage ribs

323‧‧‧Drive teeth

33‧‧‧ Positioning parts

331‧‧‧ positioning tooth

332‧‧‧ slotted

333‧‧‧Bump

34‧‧‧ Spring

35‧‧‧Ontology

351‧‧‧ passive end

352‧‧‧ linkage ribs

36‧‧‧Shell

37‧‧‧ Positioning unit

38‧‧‧ Spring

40‧‧‧Toggle unit

41‧‧‧Center shaft hole

42‧‧‧掣片

421‧‧‧ arc track

43‧‧‧ linkage gasket

50‧‧‧Shaft sleeve

51‧‧‧Connecting Department

52‧‧‧Flexible parts

53‧‧‧ combination room

531‧‧‧ positioning ribs

54‧‧‧Axis perforation

55‧‧‧Center shaft

551‧‧‧ slotting

56‧‧‧Axis fixed piece

[study]

60‧‧‧ bushings

61‧‧‧Guide

70‧‧‧ shaft

71‧‧‧ trench

711 ‧ ‧ 掣 掣

712‧‧‧ curved section

713‧‧‧cyclic section

80‧‧‧roller assembly

81‧‧‧ Spring

82‧‧‧Axis hole

83‧‧‧roller

90‧‧‧ balls

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the invention.

Figure 3 is an exploded view of the turret of the present invention.

Fig. 4 is a sectional view showing the combination of the damper of the present invention.

Figure 5 is a cross-sectional view of the combination of the present invention.

Fig. 6 is a schematic view showing the state of use of the curtain under the present invention.

Fig. 7 is a schematic view showing another angle of use of the curtain under the present invention.

Figure 8 is a cross-sectional view showing the positioning of the curtain after the curtain is under the present invention.

Figure 9 is a cross-sectional view showing the positioning of the curtain after pulling the curtain under the present invention.

Fig. 10 is a schematic view showing the positioning of the curtain under the present invention.

Figure 11 is a perspective view of another embodiment of the present invention.

Figure 12 is an exploded view of another embodiment of the present invention.

Figure 13 is a cross-sectional view showing a combination of another embodiment of the present invention.

Figure 14 is a schematic view showing the state of the pull-down state of another embodiment of the present invention.

Figure 15 is a schematic view showing the state of pulling and positioning under another embodiment of the present invention.

Figure 16 is an exploded view of another embodiment of the damper of the present invention.

Figure 17 is a cross-sectional view showing another embodiment of the damper of the present invention.

Figure 18: A stereoscopic exploded view of the prior art.

Figure 19 is a cross-sectional view of a conventional combination.

Figure 20: Schematic diagram of the static state of the prior art.

Figure 21: Schematic diagram of the state of use (1).

Figure 22: Schematic diagram of the state of use (2).

Figure 23: Schematic diagram of the state of use (3).

In order to enable your review committee to have a better understanding and understanding of the purpose, features and effects of the present invention, please follow the [simplified description of the drawings] as follows: First, please refer to the first and second figures with the third 4 is a scrolling stroke control structure for a curtain, comprising: a curtain body 10, an assembly member 20, a tilting member 30, a toggle unit 40, and a shaft sleeve 50, and a curtain body 10 There is a shaft tube 11 and a curtain member 12 is wound from the shaft tube 11. The assembly member 20 has a combination portion 21, and a combined protrusion 22 is extended at the center of the assembly portion 21, and is eccentrically disposed on the side of the coupling protrusion 22 A splicing member 30 is disposed, wherein the combination portion 21 of the assembly member 20 is in the shape of a cylinder, and the assembly portion 21 is eccentrically provided with a combination receiving groove 211 to provide assembly of the damper member 30, and the combination of the coupling post 22 faces the combination. The outer end of the assembly member 20 has a non-cylindrical combined convex portion 23, and is embedded and fixed on a bracket 24. The tilting member 30 is an elastic pressing. a positioning component of the switch, having an outer tube 31, an inner tube 32, and a positioning 33 and a spring 34, a plurality of limiting rails 311 are protruded from the inner wall of the outer tube 31, and the inner tube 32 is matched into the outer tube 31, and one end of the outer tube 31 protrudes from the outer tube 31 to form a passive end 321 and The interlocking rib 322 is provided, and the other end is provided with a plurality of driving teeth 323. The positioning member 33 is also assembled into the outer tube 31, and corresponding to the limiting rail rod 311, a plurality of positioning tooth portions 331 are arranged at the end portion. A plurality of slots 332 are defined between the positioning teeth 331 , and the protrusions 333 extend through the ends of the inner tube 32 . Finally, the springs 34 are assembled into the outer tube 31 and abut against the positioning member 33 . After the yoke 30 is assembled into the combination yoke 211, the interlocking rib 322 is opposite to the coupling boss 22, and a toggle unit 40 has a central shaft hole 41 and is assembled to the assembly 20. The slanting piece 42 is disposed in the center of the center shaft hole 41, and the sliding unit 40 is formed in a C-shaped block shape, and the swaying piece 42 is formed by the wall surface of the central shaft hole 41. And the outer wall of the dialing unit 40 is provided with a linking pad 43. The interlocking pad 43 is a wool felt unit, and the end of a rotating shaft sleeve 50 has a Junction portion 51 is provided a resilient member providing group 52. The shaft sleeve 50 is hollow and has a combined chamber 53. The inner wall of the combined chamber 53 is convexly provided with a plurality of positioning ribs 531, and a shaft through hole is axially penetrated through the joint portion 51 at the center of the combined chamber 53. And a central shaft 55 is disposed through the shaft through hole 54. The end of the central shaft 55 has a slot 551 and the elastic member 52 is engaged with the elastic member 52, and the end of the central shaft 55 is engaged with the elastic member 52. After that, a shaft fixing piece 56 is further engaged, and then combined with the dialing unit 40 and the assembly 20 in sequence, and the coupling protrusion 22 of the assembly 20 is fastened by the toggle unit 40 and the central shaft 55. It is provided that the toggle unit 40 is assembled into the combined chamber 53 of the spindle sleeve 50, and the interlocking rib 322 of the swaying member 30 can be pressed against the swaying piece 42 of the slidable unit 40, and The movable member 30 is disposed in the eccentric combination receiving groove 211, and when the splicing member 30 is assembled into the combined chamber 53, the passive end 321 of the swaying member 30 and the positioning rib 531 form a aligning state, and the dialing is performed. The moving unit 40 is interlocked with the combined chamber 53 of the outer wall, thereby reciprocating the shaft sleeve 50 with the shaft of the curtain body 10. One end of the tube 11 is tightly coupled to form a linkage, and the other side of the shaft tube 11 of the curtain body 10 is matched with a tube plug 13 and fixed to a bracket 14.

The composition of the structure, please refer to the second and third figures together with the figure shown in Figure 5, the combination The member 20 is assembled into a swaying member 30 by the combined receiving groove 211, and the interlocking rib 322 of the ramming member 30 faces the flashing wall surface 221 of the engaging stud 22, and the cocking member 30 is not actuated. In the normal state, the positioning member 33 abuts the end of the limiting rail 311 of the outer tube 31 with the positioning tooth portion 331 such that the inner tube 32 forms a retracted state and compresses the spring 34, and the assembly 20 is engaged with the toggle The unit 40 is assembled in the shaft sleeve 50. The assembly 20 is first assembled into the central shaft hole 41 of the toggle unit 40 by the coupling protrusion 22, and the combination of the assembly 20 is provided by the toggle unit 40 with the central shaft hole 41. After the protrusions 22 are passed, the ribs 42 and the ribs 322 of the swaying member 30 are pressed against each other, and the sliding unit 40 and the assembly 20 are sequentially assembled into the combined chamber 53 of the shaft sleeve 50. The toggle unit 40 is interlocked with the inner wall of the combined chamber 53 by the interlocking spacers 43, and the tilting member 30 is assembled in the combined pocket 211 of the combination portion 21 to eccentrically The passive end 321 of the member 30 and the positioning rib 531 of the combined chamber 53 are aligned with each other, and the shaft sleeve 50 is coupled with a central shaft 55 by the shaft through hole 54 and then coupled to the combined protrusion of the assembly 20 22, the connecting portion 51 of the rotating sleeve 50 is fixed with an elastic member 52, and the end of the elastic member 52 is engaged with the slot 551 of the central shaft 55, so that the central shaft 55 and the elastic member 52 are both received. The assembly 20 is assembled in combination, whereby the shaft sleeve 50 is assembled into the shaft tube 11 of the curtain body 10, and an axial fixing piece 56 is provided in the shaft tube 11 to be sleeved on the central shaft 55, and the shaft is The sleeve 50 is in the shape of a cone, so that when the shaft sleeve 50 is assembled into the shaft tube 11, the cymbal can be assembled and formed into a pressing shape, and the central shaft 55 can be assembled through the shaft fixing piece 56. At the center of the shaft tube 11, finally, the combined convex portion on the outer side of the combined portion 21 is combined with a bracket 24, and the other end of the shaft tube 11 is combined with the tubular plug 13 and connected to the bracket 14, thereby completing A curtain structure is provided on a wall surface by using two brackets 14, 24.

The actual use of the structure, please refer to Figure 5 in conjunction with the sixth, seventh, and When the curtain body 10 is in use, it is directly actuated by the curtain member 12. When the curtain body 10 is not used and is in a fully retracted state, the swaying member 30 is formed into a retracted unrestricted state, and the curtain member 12 is formed. The elastic compression stitching positioning of the elastic member 52 is utilized, so that when the user pulls the curtain downwardly from the bottom edge of the curtain member 12, the rotating shaft sleeve 50 is driven and the toggle unit 40 is interlocked, and the toggle unit 40 is The central shaft hole 41 is rotated at the coupling post 22 of the assembly 20, and the swaying piece 42 abuts against the interlocking rib 322 of the swaying member 30, so that the swaying member 30 is rotated with the sliding unit 40 The inner tube 32 is pressed inwardly to the pressed state, so that the inner tube 32 is coupled to the positioning tooth portion 331 of the positioning member 33 by the driving tooth 323, and the positioning member 33 is slightly rotated along the driving tooth 323 to be embedded. The slot 332 is opposite to the limit rail 311, and when the toggle unit 40 has pressed the tilting member 30 and the curtain member 12 continues to pull down and rotates the pivot sleeve 50, the flap 42 of the toggle unit 40 has been The interlocking rib 322 of the swaying member abuts the limit position, And through the characteristics of the wool felt of the interlocking gasket 43, when the external force is greater than the abutting and frictional force of the wool felt, the interlocking gasket 43 loses the attached interlocking state, so that the dialing unit 40 can no longer rotate with the rotating shaft sleeve 50. The shaft sleeve 50 is idling with the shaft tube 11 of the curtain body 10 on the dial unit 40 and the assembly 20, and simultaneously compresses the elastic member 52. Therefore, when the length of the curtain member 12 is to be fixed and relaxed, please simultaneously Referring to Figures 8, 9, and 10, the curtain member 12 is wound up by the rebound of the elastic member 52, and then the shaft tube 11 is reversely actuated to drive the shaft sleeve 50, thereby interlocking the toggle unit 40. The reverse operation causes the toggle unit 40 to reverse the outward withdrawal of the swaying piece 42 to release the swaying member 30 from the restriction of the swaying piece 42. The spring 34 of the swaying member 30 is used to push the positioning member 33 outward. The slot 332 is embedded in the limiting rail 311 to eject the inner tube 32 outwardly, that is, the positioning end 321 is inserted into the inner wall of the rotating sleeve 50 by the passive end 321 to form a positioning, so that the shaft tube 11 of the curtain member 12 can no longer be Actuating to fix the length of the curtain member 12, after the curtain member 12 is pulled open Use length.

Moreover, when the curtain member 12 after the pull-down is to be retracted, the window is pulled down again. The curtain 12 rotates the toggle unit 40 along with the shaft tube 11 and the shaft sleeve 50, and further abuts against the rib 322 of the inner tube 32 by the swaying piece 42 to further inward the inner tube 32. Compressing and pressing the positioning member 33, the positioning member 33 is slightly rotated to position the tooth portion 331 opposite to the end portion of the limiting rail 311 of the outer tube 31, and then the curtain member 12 is loosened to reverse the dialing unit 40 away from the inner tube 32. The rib 322 is interlocked, so that the positioning member 33 is pushed by the spring 34 to abut against the end of the limiting rail 311, forming the retracted state of the inner tube 32, and disengaging the passive end 321 from the positioning rib 531 of the rotating sleeve 50. At this time, the curtain member 12 can be retracted and retracted by elastic recovery of the elastic member 52.

Another embodiment of the structure, please refer to the figures 11 and 12, the assembly The combination portion 21 of the 20 is in the shape of a cover and fits over the combined chamber 53 of the shaft sleeve 50, and the inside of the assembly portion 21 is disposed on the side of the coupling post 22 with a lateral combination groove 211. For the tilting member 30 The swaying piece 42 of the sliding unit 40 is extended from the end by a fan-shaped piece, and is provided with a limited arcuate rail 421, so that when the assembly 20 and the shaft sleeve 50 are assembled, The slinger 30 is restrained in the combination chamber 53 and is pressed against the arcuate rail 421 of the swaying piece 42, and the combined chamber 53 of the shaft sleeve 50 is outwardly formed into a layered shape, and The inner wall is convexly provided with a plurality of positioning ribs 531, so that the passive end 321 of the swaying member 30 is ejected to abut against the inner wall of the combined chamber 53 of the rotating shaft sleeve 50, and is positioned by the positioning rib 531.

The composition of another embodiment of the structure, continued as shown in Figures 12 and 13, the group The engaging member 20 is assembled with a coupling member 30, and the interlocking ribs of the rotating member 30 are directed toward the outer side of the combining portion 21, and then assembled with the rotating shaft sleeve 50 in sequence with the dialing unit 40, wherein The dialing unit 40 is disposed on the outer wall and is provided with the interlocking washer 43 and then assembled into the combined chamber 53 , and the assembly 20 is matched with the outer cover of the rotating shaft sleeve 50 , and is coupled with the engaging post 22 . The central shaft hole 41 of the moving unit 40 is tightly fixed to the central shaft 55, so that the swaying member 30 is steadily assembled into the combined chamber 53 of the rotating shaft sleeve 50, and is received by the swaying piece 42 of the sliding unit 40. By pressing, the connecting portion 51 of the shaft sleeve 50 is assembled with an elastic member 52 and is constrained by the slot 551 of the central shaft 55, thereby assembling the shaft sleeve 50 into the shaft tube of the curtain body 10. In the 11th, a shaft fixing piece 56 is provided in the shaft tube 11 to be sleeved on the central shaft 55, and the shaft sleeve 50 is formed in a cone shape, so that the shaft sleeve 50 is assembled into the shaft tube 11 , the 俾 can join in and form a pressing shape, and the central shaft 55 can be assembled at the center of the shaft tube 11 through the axial fixing piece 56, and finally The combined convex portion on the outer side of the combined portion 21 is combined with a bracket 24, and the other end of the shaft tube 11 is matched with the tubular plug 13 and connected to the bracket 14, thereby completing a curtain structure and utilizing the two brackets 14, 24 groups are set on the wall.

The state of actual use of another embodiment of the structure, please refer to 13, 12, As shown in Fig. 15, the toggle unit 40 is abutted against the fan-shaped flap 42 and is in an arcuate path 421. When the user wants to pull down the curtain member 12, the user can drive the shaft sleeve 50 through the shaft tube 11 and interlock the toggle unit 40, so that the flap 42 of the toggle unit 40 is centered. The hole 41 is rotated by the center of the circle, and the arcuate rail 421 gradually abuts against the interlocking rib 322 of the swaying member 30 and compresses and presses, so that the inner tube 32 of the swaying member 30 is pressed inward, and the interlocking positioning member 33 is disengaged from the limit rail. When the 311 is abutted, thereby fixing the unfolding length of the curtain member 12, the curtain member 12 is loosened and retracted through the elastic member 52, so that the shaft tube 11, the shaft sleeve 50 and the toggle unit 40 both form a reverse state. The inner tube 32 of the swaying member 30 is separated from the compression of the arcuate rail 421, and the spring 34 is elastically rebounded to push the positioning member 33 and the inner tube 32 outward, thereby passing through the passive end 321 of the inner tube 32 against the combined capacity. The inner wall of the chamber 53 is positioned opposite to the positioning rib 531 as the shaft sleeve 50 is reversed, so that the shaft tube 11 of the curtain member 12 can no longer be actuated to fix the length of the curtain member 12, so that the curtain member 12 can be opened. The length of use is later.

Furthermore, the swaying member 30 can be an electronic component, please also refer to the 16th and 17th. As shown in the figure, the swaying member 30 includes a body 35, a casing 36 and a positioning unit 37. The body 35 is sleeved with a spring 38 and protrudes from the outside of the casing 36 to form a passive end 351. A movable rib 352 is disposed on one side of the passive end, and the other end of the body 36 is wrapped in the outer casing 36 to be interfered with the positioning unit 37, so that the passive end 321 is pressed and the spring 38 is pressed to have a convex and retracted state. .

By the structure of the above specific embodiment, the following benefits can be obtained: (1) the present invention The positioning of the curtain member 12 is achieved by the swaying member 30 of the elastic pressing switch, and the action of the protrusion and the retraction by the swaying member 30 forms a snap-fit or detachment with the positioning rib 531, so that the use of the curtain body 10 is further improved. In order to be accurate and convenient, the difficulty of structural assembly is further reduced, the manufacturing and assembly of the structure are relatively simple, the manufacturing cost is effectively reduced, and the production efficiency is greatly improved, which is economical.

(2) In addition, the plurality of positioning ribs 531 are arranged in a plurality of positioning ribs 531, and the positioning ribs 531 have a plurality of positioning positions, thereby effectively increasing the positioning accuracy, reducing the obvious difference caused by the curtain rewinding, and adding curtains to expand. The stability of the collection.

In summary, the present invention has indeed achieved a breakthrough structural design, and has improved invention content, and at the same time, can achieve industrial utilization and progress, and the present invention is not found in any publication, but also novel, when In accordance with the provisions of the relevant laws and regulations of the Patent Law, the application for invention patents is filed according to law, and the examination authority of the bureau is required to grant legal patent rights.

The above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto; that is, the equivalent variations and modifications made by the scope of the present invention should still belong to the present invention. Within the scope of the patent.

10‧‧‧ Curtain body

11‧‧‧ shaft tube

12‧‧‧ Curtains

13‧‧‧ pipe plug

14‧‧‧ bracket

20‧‧‧assemblies

21‧‧‧Combination Department

211‧‧‧ combination tank

22‧‧‧ Combined with studs

221‧‧‧Dust avoidance

23‧‧‧ Combination convex

24‧‧‧ bracket

30‧‧‧掣动

31‧‧‧External management

32‧‧‧Inside

321‧‧‧ Passive end

322‧‧‧ linkage ribs

40‧‧‧Toggle unit

41‧‧‧Center shaft hole

42‧‧‧掣片

43‧‧‧ linkage gasket

50‧‧‧Shaft sleeve

51‧‧‧Connecting Department

52‧‧‧Flexible parts

53‧‧‧ combination room

531‧‧‧ positioning ribs

54‧‧‧Axis perforation

55‧‧‧Center shaft

551‧‧‧ slotting

56‧‧‧Axis fixed piece

Claims (10)

A curtain winding stroke control structure, comprising: a curtain body, the curtain body has a shaft tube, and the shaft tube is wound with a curtain member; an assembly having a combination portion at the center of the combination portion Extending a combined protrusion, and eccentrically disposed on one side of the combined protrusion is provided with a swaying member; a swaying member is a positioning component of the elastic pressing switch, the swaying member has a passive end, and a linkage rib is protruded from a side of the passive end; a toggle unit having a central shaft hole and a combined protrusion column disposed at the combination portion, and a pivoting piece is disposed at a center of the central shaft hole. The outer wall of the dialing unit is provided with an interlocking washer; a rotating shaft sleeve having a connecting portion for providing an elastic member, and the rotating shaft sleeve is hollow and having a combined chamber, the combined capacity The indoor wall is convexly provided with a plurality of positioning ribs, and a shaft through hole is formed in the axial through-connection portion at the center of the combined chamber, and a central shaft is provided through the shaft through hole, and the central shaft end and the elastic member are clamped. Inlay positioning, then set the dialing order in sequence And a combination member, the combined protruding column of the assembly is forcibly fastened by the toggle unit and the central shaft, and the interlocking rib of the swaying member can be pressed against the swaying piece of the sliding unit, and is moved The unit is interlocked with the combined chamber of the outer wall, and the shaft sleeve is closely matched with the shaft tube of the curtain body to form a linkage. The roll-up stroke control structure of the curtain according to the first aspect of the invention, wherein the outer end of the assembly has a non-cylindrical combination convex portion and is embedded and fixed on a bracket. According to the claim 1, the winding stroke control structure of the curtain according to the first aspect of the patent application, wherein The other side of the shaft tube of the curtain body is matched with a pipe plug and fixed on a bracket. The roll-up stroke control structure of the curtain according to the first aspect of the invention, wherein the end portion of the center shaft is engaged with the elastic member, and an axial fixing piece is further fitted. The roll-up stroke control structure of the curtain according to the first aspect of the invention, wherein the interlocking pad of the dial piece is a wool felt unit. The winding stroke control structure of the curtain according to the first aspect of the invention, wherein the central shaft end has a slot and the elastic member is engaged and positioned. The roll-up stroke control structure of the curtain according to any one of claims 1 to 6, wherein the combination part of the assembly is in a cylindrical shape and assembled into a combination chamber of the shaft sleeve, and The combination part is eccentrically provided with a combination groove to provide assembly of the swaying member, and a flashing avoidance surface is formed on the end surface of the combined bulge facing the combined groove, and after the ram is assembled into the combined hull, the interlocking rib is The opposite direction is combined with the protruding post, and the toggle unit is in the form of a C-shaped block, and the flap is formed by the wall surface of the central shaft hole to form a curved piece, and the toggle unit provides the assembly with the central shaft hole. After the combined protrusions are passed, the ribs and the swaying parts are pressed against the ribs, and the swaying parts are assembled in the eccentric combination pockets, so that the swaying parts are assembled into the combined chamber. When the passive end of the swaying member and the positioning rib form an alignment state. The roll-up stroke control structure of the curtain according to any one of claims 1 to 6, wherein the combination part of the assembly is in the shape of a cover and fits over the combined outer cover of the sleeve And the inner part of the combination part is provided with a lateral combination groove on the side of the coupling protrusion for assembling the rocking member, and the moving piece of the dialing unit is extended by a fan-shaped piece from the end, and is provided There is a limited arc-shaped track, so that when the assembly and the shaft sleeve are assembled, the swaying member is restricted to the combined chamber and is pressed against the arcuate track of the swaying piece, and The combined chamber of the shaft sleeve is outwardly formed into a layer-like expansion shape, and a plurality of positioning ribs are protruded from the inner wall, so that the passive end of the swaying member is immediately abutted against the combined inner wall of the shaft sleeve. And positioned by the positioning ribs. The winding control stroke control structure of the curtain according to the first aspect of the invention, wherein the swaying member has an outer tube, an inner tube, a positioning member and a spring, and the inner wall of the outer tube has a plurality of limits a position rail rod, the inner tube is matched into the outer tube, wherein one end protrudes from the outer tube to form a passive end and is provided with a linkage rib, and the other end is provided with a plurality of driven teeth, and the positioning member is also matched with the group In the outer tube, and corresponding to the limiting rail rod, a plurality of positioning tooth portions are arranged at the end portion, and a plurality of fitting grooves are arranged between the positioning tooth portions, and then the end portion extends with a protruding column and is disposed in the inner tube. Finally, the spring is assembled into the outer tube and abuts against the rear end of the positioning member. The roll-up stroke control structure of the curtain according to the first aspect of the invention, wherein the swinging member comprises a body, a casing and a positioning unit, the system is sleeved with a spring, and one end is protruded from the casing. The outer end is formed with a passive end, and the other end is covered in the outer casing by the positioning unit to interfere with the positioning, so that the passive end is matched with the spring and has a convex and retracted use state.