CN2819997Y

CN2819997Y - Pull cord structure of curtain top beam

Info

Publication number: CN2819997Y
Application number: CN 200520113339
Authority: CN
Inventors: 梁文颖
Original assignee: Ching Feng Blinds Ind Co Ltd
Current assignee: Ching Feng Blinds Ind Co Ltd
Priority date: 2005-07-11
Filing date: 2005-07-11
Publication date: 2006-09-27
Anticipated expiration: 2015-07-11

Abstract

The utility model relates to a pull rope structure of a curtain top beam. The top beam of the utility model is provided with a containing slot which is used for clamping and fixing for a fixing seat and an adjustment seat, the fixing seat is provided with a pivot plate at the scheduled part of a bottom plate and the pivot plate is used for containing and positioning of a rolling shaft. The adjustment seat is provided with a support part and a branch part, the branch part is provided with a pivot plate with a clamping slot and a rope penetration hole at the proper position of the bottom plate and the support part is provided with a pivot plate with a clamping slot at the scheduled part of the bottom plate. A plurality of support part rolling shafts and branch part rolling shafts, which are matched with each other are arranged in a containing way and positioned in the clamping slot. Penetration space with proper width is arranged, a second penetration rope which penetrates the main body of a curtain body penetrates a top beam perforation and the rope penetration hole at the branch part and orderly penetrates the branch part rolling shafts in a winding way and a guide section which is arranged at the support part rolling shafts by the penetration space and penetrates a pulley seat is formed. A minimum DEG which is smaller than thirty DGE is formed by the second penetration rope and the pulley seat through the structure, and the main body of the curtain body can be unfolded and folded quickly and smoothly with labor saving. The condition of clamping, blocking and not smoothing can not be generated and the efficiency of labor saving and convenience in use can be reached.

Description

The structure of tow line of Upper beam for window curtain

Technical field

The utility model is relevant for a kind of structure of tow line of Upper beam for window curtain, its side by branch is established one and is worn the space and a support part passes branch's roller bearing in regular turn, wears space and support part roller bearing for second wire rope handling, makes second wire rope handling can not produce blocking when pullling state, hinder and have some setbacks and cost the situation of power pulling.

Background technology

As shown in Figure 1, flat assembly drawing for existing Upper beam for window curtain structure of tow line, it is put the beams in place and 10 to establish a holder 11,12 in the both sides book office, this holder 11,12 is established a tool draw-in groove 112,122 in the appropriate location symmetry pin plate 111,121 is the ccontaining engaging of horizontal vertical for the

roller

13,14 that a tool blocks post 131,141 relatively, and establishes a

stay cord hole

15,16 in a side-lower and pass in the pulley 191 of pulley base 19 for first stay cords 17 and second stay cord 18 and bore a hole 192.

There is following shortcoming in aforesaid Upper beam for window curtain structure of tow line: (one), its second stay cord 18 are from bottom to top directly to walk around roller 14 and pass in the pulley 191 of pulley base 19 in regular turn and bore a hole 192, make second stay cord 18 and pulley base 19 form one and than wide-angle A second stay cord 18 are pullled to have some setbacks greater than 30 degree; (2), its second stay cord 18 easily produces in joint with roller 14 when pulling and supporting state and one fastens, the fastening end A ' of blocking effect, and makes second stay cord 18 comparatively require great effort when operation spurs and have some setbacks.

As shown in Figure 2, flat assembly drawing for another existing Upper beam for window curtain structure of tow line, it is put the beams in place and 20 to establish first, second holder 21,22 in the both sides book office, this first, second holder 21,22 is established a tool draw-in groove 212,222 in the appropriate location symmetry pin plate 211,221 is second roller, the 24 mutually ccontaining engagings that the horizontal tilt shape is provided with for a tool card post 231 is first roller 23 of horizontal vertical and tool card post 241, and establishes a stay cord hole 25,26 in a side-lower and pass in the pulley 291 of pulley base 29 for first stay cords 27 and second stay cord 28 and bore a hole 292.

Still there is following shortcoming in aforesaid another existing Upper beam for window curtain structure of tow line: (one), its second stay cord 28 are from bottom to top directly walked around second roller 24 and are passed in the pulley 291 of pulley base 29 in regular turn and bore a hole 292, make second stay cord 28 and pulley base 29 form one and than wide-angle A second stay cord 28 are pullled to have some setbacks; (2), its second stay cord 28 easily produces in joint with second roller 24 when pulling and supporting state and one fastens, the fastening end A ' of blocking effect, and makes second stay cord 28 comparatively require great effort when the operation pulling and have some setbacks.

The utility model content

Main purpose of the present utility model is to provide a kind of structure of tow line of Upper beam for window curtain, You Zhiqi establishes one by a side of branch and wears a space and a support part, make second wire rope handling of curtain body can pass branch's roller bearing in regular turn, wear the support part roller bearing of space and support part in branch, make second wire rope handling and pulley base form a very small angles and make it when pullling state, can not produce blocking, hinder the situation that has some setbacks, more laborsaving and convenient in the use.

The technical solution of the utility model and beneficial effect are as follows: a kind of structure of tow line of Upper beam for window curtain, the storage tank that its upper beam is established a tool section of fastening for the holder of a tool supporting part and adjust seat be installed with fix spacing, the pin plate that this holder is established a tool draw-in groove in the base plate book office supplies the roller bearing of a tool card post to be installed with the location, establish a lacing hole that matches with the perforation of putting the beams in place in a side bottom and pass pulley and perforation in pulley base for first wire rope handling that is arranged in curtain body body, and the adjustment seat is established the branch of a tool base plate, establish the pin plate and a lacing hole that matches with the perforation of putting the beams in place of a tool draw-in groove in base plate appropriate location symmetry, and branch's roller bearing of establishing a tool card post is installed with in the draw-in groove that is equipped in pin plate; Adjust seat in the support part that branch's one side is established a tool base plate, make between support part and branch and to form one and wear the space, the pin plate of a tool draw-in groove is established in this support part in the base plate book office, and establish a support part roller bearing that matches tool card post and be installed with in the draw-in groove that is equipped in pin plate, by this, second wire rope handling that makes the curtain body pass curtain body body can pass the perforation of putting the beams in place, the lacing hole of branch and be around branch's roller bearing in regular turn and form a lead segment and be set around the support part roller bearing and pass pulley and perforation in pulley base by wearing the space, make second wire rope handling and pulley base form a very small angles, can make second wire rope handling when pulling and supporting state, can not produce blocking, the situation that obstruction has some setbacks reaches more laborsaving and effect easily in the use.

Description of drawings

Fig. 1 is the flat assembly drawing of existing Upper beam for window curtain structure of tow line.

Fig. 2 is the flat assembly drawing of another existing Upper beam for window curtain structure of tow line.

Fig. 3 is a three-dimensional exploded view of the present utility model.

Fig. 4 is a three-dimensional combination figure of the present utility model.

Fig. 5 is a combination view of the present utility model.

Fig. 6 is folding state action schematic diagram for curtain body body of the present utility model.

Fig. 7 is the plane combination schematic diagram of another embodiment of the utility model.

Fig. 8 is the utility model plane combination schematic diagram of an embodiment again.

The main element symbol description

30 ... put the beams in place 31 ... storage tank

311 ... the .. section of fastening 32 ... perforation

33 ... pulley base 331...... pulley

332 ... .. perforation 34 ... perforation

40 ... holder 41 ... supporting part

42 ... base plate 43 ... pin plate

44 ... draw-in groove 45 ... roller bearing

451 ... .. card post 46 ... lacing hole

50 ... adjust seat 501 ... the .. supporting part

51 ... support part 51 ' ... the support part

51 " ... .. support part 511 ... the .. base plate

511 " .... base plate 5111 " ... draw-in groove

512 ... .. pin plate 512 " .... pin plate

513 ... .. draw-in groove 513 " .... draw-in groove

52 ... branch 521 ... the .. base plate

522 ... .. pin plate 523 ... the .. draw-in groove

524 ... .. lacing hole 53 ... the support part roller bearing

531..... card post 54...... branch roller bearing

541..... card post 55...... wears the space

60...... curtain body 61...... curtain body body

62...... the first wire rope handling 63......, second wire rope handling

631..... lead segment B....... very small angles

The specific embodiment

As Fig. 3,4, shown in 5, upper beam 30 of the present utility model is established the storage tank 31 of a tool section of fastening 311 for a tool supporting part 41, it is spacing that 501 holder 40 and adjustment seat 50 are installed with fixing, the pin plate 43 that this holder 40 is established a tool draw-in groove 44 in base plate 42 book office symmetries is installed with the location for the roller bearing 45 that a tool blocks post 451 relatively, establish one passes in the pulley 331 of pulley base 33 and bores a hole 332 with match first wire rope handling 62 that the lacing hole 46 that is the shape that communicates passes curtain body body 61 for curtain bodies 60 of 30 perforation 32 of putting the beams in place in a side bottom, and a tool base plate 511 is established in the both sides of adjusting seat 50,521 support part 51 and branch 52, branch 52 in base plate 521 appropriate location symmetries establish a tool draw-in groove 523 be rectangular column pin plate 522 and one with 30 perforation, 34 lacing holes 524 that match and be the shape that communicates of putting the beams in place, and the pin plate 512 that a tool draw-in groove 513 is rectangular column is established in base plate 511 book office symmetries in support part 51, and establish some tool card posts 531 that match, 541 and horizontal support part roller bearing 53 and branch's roller bearing 54 be installed with and be equipped in pin plate 512,522 draw-in groove 513, in 523, wherein support part 51 and branch 52 can be arranged in a tool proper width in conjunction with shape wear 55 both ends, space, make curtain body 60 pass second wire rope handling 63 of curtain body body 61 through the perforation 32 of putting the beams in place, the lacing hole 524 of branch 52 is around branch's roller bearing 54 in regular turn and forms linearly a lead segment 631 and is set around support part roller bearing 53 and passes in the pulley 331 of pulley base 33 and bore a hole 332 by wearing space 55, makes second wire rope handling 63 and pulley base 33 form the very small angles B less than 30 degree.

When its desire is used, first, second wire rope handling 62,63 of curtain body 60 is pullled downwards, utilize very small angles B that second wire rope handling 63 and pulley base 33 form simultaneously can easily laborsaving curtain body body 61 to furl fast and be folding shape (as shown in Figure 6) by expansion shape (as shown in Figure 4) with curtain body 60 by the lead segment 631 linearly guide functions that on branch's roller bearing 54 and support part roller bearing 53, slide, and can not produce blocking, hinder the situation have some setbacks, can reach more laborsaving and effect easily in the use.

As shown in Figure 7, be the plane combination schematic diagram of another embodiment of the utility model, wherein adjust the support part 51 ' of seat 50 and branch 52 ' can establish be shape separately and be arranged in the tool proper width wear 55 both sides, space.

As shown in Figure 8, for the utility model makes up schematic diagram in the plane of an embodiment again, wherein adjust the support part 51 of seat 50 " and branch 52 " can independently be arranged in and wear place, 55 two ends, space, in the support part 51 " base plate 511 " appropriate location and establish a draw-in groove 5111 " be the draw-in groove 513 of " pin plate 512 of shape " with one " and relative and be installed with fixing one be the vertical setting support part roller bearing 53 card post 531 and pass in the pulley 331 of pulley base 33 through 63 windings of second wire rope handling and bore a hole 332.

The above only is a possible embodiments of the present utility model, can not limit the scope that the utility model is implemented with this; All equalizations of doing according to the utility model change and modify, and all should still belong in the scope that the utility model patent contains.

Claims

1, a kind of structure of tow line of Upper beam for window curtain, the storage tank that its upper beam is established a tool section of fastening for the holder of a tool supporting part and adjust seat be installed with fix spacing, the pin plate that this holder is established a tool draw-in groove in the base plate book office supplies the roller bearing of a tool card post to be installed with the location, establish a lacing hole that matches with the perforation of putting the beams in place in a side bottom and pass pulley and perforation in pulley base for first wire rope handling that is arranged in curtain body body, and the adjustment seat is established the branch of a tool base plate, symmetry is established the pin plate and a lacing hole that matches with the perforation of putting the beams in place of a tool draw-in groove on base plate, and branch's roller bearing of establishing a tool card post is installed with in the draw-in groove that is equipped in pin plate, it is characterized in that:

Adjust seat in the support part that branch's one side is established a tool base plate, form one between support part and branch and wear the space, the pin plate of a tool draw-in groove is established in this support part in the base plate book office, and establish a support part roller bearing that matches tool card post and be installed with in the draw-in groove that is equipped in pin plate, second wire rope handling that the curtain body passes curtain body body passes the lacing hole of put the beams in place perforation, branch and is around branch's roller bearing in regular turn and forms a lead segment and be set around the support part roller bearing and pass pulley and perforation in pulley base by wearing the space, and second wire rope handling and pulley base form a very small angles.

2, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: pin plate is rectangular column.

3, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: wear space tool certain width.

4, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: support part and branch are to be arranged in conjunction with shape and wear the both ends, space.

5, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: support part and branch independently are arranged in and wear place, two ends, space.

6, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: the horizontal setting of support part roller bearing of support part.

7, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: the support part roller bearing of support part is the vertical setting.

8, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: the very small angles that second wire rope handling and pulley base form is less than 30 degree.

9, the structure of tow line of Upper beam for window curtain as claimed in claim 1 is characterized in that: the lead segment of second wire rope handling is linearly.