CN105443022A - Curtain rolling travel control structure - Google Patents

Curtain rolling travel control structure Download PDF

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Publication number
CN105443022A
CN105443022A CN201410408023.6A CN201410408023A CN105443022A CN 105443022 A CN105443022 A CN 105443022A CN 201410408023 A CN201410408023 A CN 201410408023A CN 105443022 A CN105443022 A CN 105443022A
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CN
China
Prior art keywords
brake
curtain
combination
unit
shaft sleeve
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Granted
Application number
CN201410408023.6A
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Chinese (zh)
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CN105443022B (en
Inventor
董正宗
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Fushuai Enterprise Co Ltd
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Fushuai Enterprise Co Ltd
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Priority to CN201410408023.6A priority Critical patent/CN105443022B/en
Publication of CN105443022A publication Critical patent/CN105443022A/en
Application granted granted Critical
Publication of CN105443022B publication Critical patent/CN105443022B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention provides a curtain rolling travel control structure comprising a curtain body, an assembly member, a detent member, a stirring unit and a rotary shaft sleeve. Through the detent member of an elastic pressing switch, the curtain is located. Through the movement of protruding and inwards-retracting of the pressed detent member, clamping and inlaying position or disengaging is formed between the detent member and positioning ribs. Through the control structure, the usage of the curtain body is more accurate and convenient; and the difficulty of structure assembly is reduced; the manufacture and assembly of the structure are simpler; the manufacture cost is effectively reduced; the production efficiency is greatly increased and the control structure has economic benefit. Furthermore, multiple positioning ribs and multiple clamping and inlaying position states are provided between the rotary shaft sleeve and the detent member so that the accuracy of positioning is effectively increased, obvious segment difference caused by the curtain rolling travel is reduced, and the stability of curtain unfolding and folding is increased.

Description

The retracting stroke controlling structure of curtain
Technical field
The present invention is relevant a kind of Window curtain structure, espespecially a kind of retracting stroke controlling structure of curtain.
Background technology
The stroke brake of known a kind of curtain, please coordinate participation Figure 18, shown in 19, it is provided with axle sleeve 60, and be provided with guide groove 61 vertically in axle sleeve 60 hollow bulb inwall, rotating shaft 70 is provided with again and roll bar group founds part 80 in the hollow bulb of axle sleeve 61, and make rotating shaft 70 perisporium be provided with groove 71, and groove 71 right position place is formed with clip depression 711, ball 90 is provided with again between the groove 71 of rotating shaft 70 and the guide groove 91 of axle sleeve 60, separately founding group between part 80 and rotating shaft 70 in roll bar group is provided with spring 81, and make spring 81 one end and rotating shaft 70 Joint, spring 81 another end then group connects roll bar group and founds part 80, an axis hole 82 is established again in roll bar group Li Jian 80 center, the axis hole 82 that this roll bar group founds part 80 can wear affixed for roll bar 83, thus, this ball 90 is the clip depressions 711 (as shown in figure 20) at the groove 71 of rotating shaft 70, locate with the guide groove 61 of axle sleeve 60, rotate forward when user pulls pearl to refine to drive roll bar 83 and the roll bar group that connects to found part 80, now ball 90 is driven to curved arc section 712, cannot rotate in this rotating shaft 70 is that is restricted, see also Figure 21, shown in 22, due to the roll bar group rotated forward, to found part 80 rotation direction contrary with spring 81 rotation direction, the shrinking section making roll bar group found part 80 stands in part 80 connection terminal rotatable in the roll bar group of spring 81, therefore make cord can continue upwards to furl, put for off-position when being pulled to, when stopping drag pearl refining, ball 90 can be repositioned to clip depression 711, the shrinking section that roll bar group founds part 80 can pull spring 81 to screw, and spring 81 internal diameter bundle is contracted, and make the spring 81 roll bar group that locks found part 80, related roll bar 83 and the cord of making stops, moreover, when user is for closing cord downwards, user then pulls pearl refine and discharge immediately, namely ball 90 departs from the clip depression 711 of rotating shaft 70, the naturally vertical heavy downward drive roll bar 83 of cord and the roll bar group connected found part 80, now, the rotation direction that roll bar 83 and roll bar group found part 80 is identical with spring 81 rotation direction, therefore, spring 81 internal diameter bundle can be pulled to contract, and make spring 81 and roll bar group found part 80 phase to lock, and then drive the rotating shaft synchronous axial system affixed with rotating shaft 70 connection terminal through spring 81, now, see also shown in Figure 23, the ball 90 departing from clip depression 711 just can move in the circulation section 713 of rotating shaft 70, and in the guide groove 61 of axle sleeve 60 shift reciprocately, after cord drops to desired location, pearl refining is drawn and is pulled by user, now roll bar 83 and roll bar group are found part 80 and are namely stopped operating, the ball 90 of movement in circulation section 713 is last then forms location along with rotating shaft 70 is returned in the clip depression 711 of groove 71, reach the start of curtain thus.
The above-mentioned known structure of detailed sight is not difficult to realize its shortcoming part, main cause be return as follows: (one), the stroke controlling structure of known curtain is mainly by the groove of ball engagement rotating shaft, and locate with the guide groove 61 of axle sleeve 60, when making rotating shaft 70 and cord form synchronous rotary state, clip or disengaged position can be reached by interlock ball 90, but the volume of timber of ball 90 is less, need assemble in comparatively accurate mode, and the guide groove 61 of the groove 71 of this rotating shaft 70 and axle sleeve 60 also must through Fine design, accurately can reach the clip location of ball 90 or depart from slip, cause structure manufacture, inconvenience in assembling, and then raising manufacturing cost, do not have an economic benefit, and ball 90 also easy assembling process in omit, lose, form defective products, another when rotating shaft 70 and axle sleeve 60 slide displacements, also gap friction problem can be produced, form curtain and draw having some setbacks in start of pulling, do not have a practicality.
(2) moreover, the groove 71 of known rotating shaft 70 and guide groove 61 location of cooperation axle sleeve 60 are that circulation has a regularity, the clip state of location can be reached after making the locating effect of curtain must curl up a circle with rotating shaft 70, the degree of accuracy that curtain is located is not good, and draw pull location time easily produce backrush and cause height drop, the stability that curtain open/close of not having uses, lacks the effect that curtain is accurately located.
In view of this, the present inventor, in manufacturing development and design experiences that to be engaged in Related product for many years, for above-mentioned target, in detail after design and scrupulous assessment, obtains the present invention of a true tool practicality eventually.
Summary of the invention
The stroke controlling structure of known curtain is mainly by the groove of ball engagement rotating shaft, and locate with the guide groove of axle sleeve, when making rotating shaft and cord form synchronous rotary state, clip or disengaged position can be reached by interlock ball, but the volume of timber of ball is less, need assemble in comparatively accurate mode, and the guide groove of the groove of this rotating shaft and axle sleeve also must through Fine design, accurately can reach the clip location of ball or depart from slip, cause structure manufacture, inconvenience in assembling, and then raising manufacturing cost, do not have an economic benefit, and ball also easy assembling process in omit, lose, form defective products, another when rotating shaft and shaft room slide displacement, also gap friction problem can be produced, form curtain and draw having some setbacks in start of pulling, do not have a practicality.
Moreover, the groove of known rotating shaft and the guide groove location of cooperation axle sleeve are that circulation has a regularity, the clip state of location can be reached after making the locating effect of curtain must curl up a circle with rotating shaft, the degree of accuracy that curtain is located is not good, and draw pull location time easily produce backrush and cause height drop, the stability that curtain open/close of not having uses, lacks the effect that curtain is accurately located.
Therefore, the invention provides a kind of retracting stroke controlling structure of curtain, it comprises: a curtain body, one composite member, one brake, one stirs unit and a shaft sleeve, one curtain body has a central siphon, and be provided with curtain part by central siphon volume, one composite member has a combination section, this center, combination section extends one in conjunction with projection, and in being provided with a brake in conjunction with the eccentric group in projection side, one brake is for a kind of elasticity is by the setting element compressed switch, this brake has a Partner, and in Partner side projection one interlock fin, one stir unit have one central shaft hole coordinate be mounted on combination section in conjunction with projection, another is that the center of circle is provided with stopper sheet with central shaft hole, and this to stir unit outer wall be provided with interlock pad, one shaft sleeve end has a linking part provides group to establish an elastic component, and shaft sleeve is hollow has a combination room, this combination room inwall is convexly equipped with some positioning ribs, and the axial linking part that runs through is provided with an axle perforation in combination room center, and provide a central shaft to be arranged in axle perforation, separately central shaft end and elastic component inlay card are located, sequentially group is established and is stirred unit and composite member again, this composite member be by stirring unit and central shaft packing sets firmly in conjunction with projection, and make the interlock fin of brake can be subject to stirring the stopper sheet of unit against pressing, stir unit then with the interlock pad of outer wall with combination room to touching interlock, again the central siphon close-fitting of shaft sleeve and curtain body is formed interlock thus, pass through said structure, a kind of retracting stroke controlling structure of curtain can be formed.
Effect of contrast prior art:
(1), the present invention is the location being reached curtain part by elasticity by the brake compressed switch, the action protruding out and inside contract after utilizing brake to press and positioning rib form inlay card and locate or depart from, make the use of curtain body more accurate, convenient, reduce the difficulty of structure assembling in addition, make the manufacture of structure, assembling comparatively simple and easy, effective reduction manufacturing cost, and then significantly improving production efficiency, tool economic benefit.
(2) be, again coordinate to be provided with some positioning ribs there is many inlay cards positioning states between this shaft sleeve with brake, effectively increase the accuracy of location, reduce the obvious section that curtain backrush produces poor, the stability increase curtain expansion, folding.
Accompanying drawing explanation
For enable auditor to object of the present invention, feature and effect have further understand with understanding, below please coordinate accompanying drawing describe in detail as after, wherein:
Fig. 1 is stereogram of the present invention.
Fig. 2 is exploded view of the present invention.
Fig. 3 is the exploded view of brake of the present invention.
Fig. 4 is the assembled sectional view of brake of the present invention.
Fig. 5 is assembled sectional view of the present invention.
Fig. 6 is the using state schematic diagram of drop-down curtain of the present invention.
Fig. 7 is another angle schematic diagram of using state of drop-down curtain of the present invention.
Fig. 8 is the sectional view limiting location after drop-down curtain of the present invention.
Fig. 9 is the sectional view limiting location after drop-down curtain of the present invention.
Figure 10 is the schematic diagram of drop-down curtain restriction location of the present invention.
Figure 11 is the stereogram of another embodiment of the present invention.
Figure 12 is the exploded view of another embodiment of the present invention.
Figure 13 is the assembled sectional view of another embodiment of the present invention.
Figure 14 is the pull-down state schematic diagram of another embodiment of the present invention.
Figure 15 is the drop-down of another embodiment of the present invention and positioning states schematic diagram.
Figure 16 is the exploded view of another embodiment of brake of the present invention.
Figure 17 is the sectional view of another embodiment of brake of the present invention.
Figure 18 is known three-dimensional exploded view.
Figure 19 is known assembled sectional view.
Figure 20 is known inactive state schematic diagram.
Figure 21 is known using state schematic diagram ().
Figure 22 is known using state schematic diagram (two).
Figure 23 is known using state schematic diagram (three).
Detailed description of the invention
First, first refer to Fig. 1, 2 coordinate Fig. 3, shown in 4, a kind of retracting stroke controlling structure of curtain, it comprises: a curtain body 10, one composite member 20, one brake 30, one stirs unit 40 and a shaft sleeve 50, one curtain body 10 has a central siphon 11, and be provided with curtain part 12 by central siphon 11 volume, one composite member 20 has a combination section 21, this center, combination section 21 extends one in conjunction with projection 22, and in being provided with a brake 30 in conjunction with the eccentric group in projection 22 side, wherein the combination section 21 of composite member 20 is in bar shape, and be provided with by combination section 21 bias the assembling that a combination tank 211 provides brake 30, separately in dodging cambered surface 221 in the face of the end face of combination tank 211 forms one in conjunction with projection 22, composite member 20 outboard end is the combination protuberance 23 with a non-cylindrical again, and be embedded and be fixed on a support 24, one brake 30 is for a kind of elasticity is by the setting element compressed switch, it has an outer tube 31, pipe 32 in one, positioning piece 33 and a spring 34, this outer tube 31 inwall is convexly equipped with some position-limited rail bars 311, this interior pipe 32 is that cooperation group enters in outer tube 31, wherein one end convexedly stretches in outer tube 31 outer formation Partner 321 and is provided with interlock fin 322, the other end is then provided with some drive teeth 323, this keeper 33 also cooperation group enters in outer tube 31, and corresponding position-limited rail bar 311 is provided with some location teeth portion 331 in end, separately be provided with some caulking grooves 332 relative between each location teeth portion 331, being extended with projection 333 by end is again arranged in interior pipe 32, last again 34 groups, spring entered in outer tube 31 and to be resisted against keeper 33 rear end, after this brake 30 cooperation group enters to combine tank 211 again, this interlock fin 322 is that relative orientation is in conjunction with projection 22, one stir unit 40 have one central shaft hole 41 coordinate be mounted on composite member 20 in conjunction with projection 22, another with central shaft hole 41 for the center of circle is provided with stopper sheet 42, and this to stir unit 40 be block in a C type, and stopper sheet 42 is the lamellar bodies being formed bending arc shape by the wall of central shaft hole 41, this stirs unit 40 outer wall is again be provided with interlock pad 43, this interlock pad 43 is a kind of wool felt unit, one shaft sleeve 50 end has a linking part 51 provides group to establish an elastic component 52, and shaft sleeve 50 is hollow has a combination room 53, this combination room 53 inwall is convexly equipped with some positioning ribs 531, and the axial linking part 51 that runs through is provided with an axle perforation 54 in combination room 53 center, and provide a central shaft 55 to be arranged in axle perforation 54, this central shaft 55 end has a profile groove 551 and locates with elastic component 52 inlay card, and after central shaft 55 end and elastic component 52 inlay card locate, another engagement sleeves has an axle center stator 56, again sequentially with stir unit 40 and composite member 20 and combine and link, this composite member 20 be set firmly with central shaft 55 packing by stirring unit 40 in conjunction with projection 22, relatedly enter in the combination room 53 of shaft sleeve 50 by stirring unit 40 cooperation group, and make the interlock fin 322 of brake 30 can be subject to stirring the stopper sheet 42 of unit 40 against pressing, brake 30 is mounted in eccentric combination tank 211 again, when making that brake 30 is related to be entered to combine room 53 by group, Partner 321 and the positioning rib 531 of this brake 30 form alignment, stir unit 40 then with the interlock pad 43 of outer wall with combination room 53 to touching interlock, again shaft sleeve 50 and central siphon 11 one end close-fitting of curtain body 10 are formed interlock thus, the opposite side then cooperation group of the central siphon 11 of curtain body 10 establishes a pipe close 13, and be fixed on a support 14.
The composition of its structure, refer to Fig. 2 again, 3 coordinate shown in Fig. 5, this composite member 20 combines tank 211 cooperation group to enter a brake 30, and by the interlock fin 322 of brake 30 in the face of the sudden strain of a muscle wall cambered surface 221 in conjunction with projection 22, and the non-start of this brake 30 is when being in the normal state, position-limited rail bar 311 end that teeth portion 331 is resisted against outer tube 31 located by this keeper 33, interior pipe 32 is formed and inside contracts state and Compress Spring 34, and this composite member 20 coordinates to stir unit 40 and be mounted in shaft sleeve 50, this composite member 20 is first to enter to stir the central shaft hole 41 of unit 40 in conjunction with projection 22 groups, when stirring after unit 40 to provide passing through in conjunction with projection 22 of composite member 20 with central shaft hole 41, separately with the interlock fin 322 of stopper sheet 42 and brake 30 against pressing, sequentially will stir unit 40 and composite member 20 groups enters in the combination room 53 of shaft sleeve 50 again, this is stirred unit 40 and namely utilizes interlock pad 43 and combination room 53 inwall conflict interlock, again because brake 30 is mounted in the combination tank 211 of combination section 21 bias, make the contraposition mutual to the positioning rib 531 of combination room 53 of the Partner 321 of brake 30, and shaft sleeve 50 is coordinated by axle perforation 54 to wear a central shaft 55, coordinate again urgent be fixed on composite member 20 in conjunction with on projection 22, and the linking part 51 of shaft sleeve 50 sets firmly an elastic component 52, and profile groove 551 inlay card of elastic component 52 end and central shaft 55 is located, central shaft 55 and elastic component 52 is made all to be subject to composite member 20 integrated positioning, again shaft sleeve 50 cooperation group is entered in the central siphon 11 of curtain body 10 thus, separately in central siphon 11, an axle center stator 56 is provided to be set in central shaft 55, and this shaft sleeve 50 is in a cone column, when making this shaft sleeve 50 cooperation group enter central siphon 11, group of taking advantage of a situation enters and forms a packing shape, separately central shaft 55 is made to be able to group in the center position of central siphon 11 by axle center stator 56, last combination with the combination protuberance outside combination section 21 and a support 24 is again fixed, and central siphon 11 other end cooperation group establishes pipe close 13, and be connected to support 14, a kind of Window curtain structure can be completed thus, and utilize two supports 14, 24 are mounted on metope.
The state of the actual use of its structure, continuous refer to Fig. 5 and coordinate Fig. 6, shown in 7, when this curtain body 10 uses, directly draw by curtain part 12 start of pulling, when this curtain body 10 does not use and forms the state furled completely, this brake 30 is formed to inside contract not spacing state, and curtain part 12 utilizes the elastic compression of elastic component 52 to intervolve location, thus when user from curtain part 12 root edge by curtain toward drop-down pulling time, drive shaft sleeve 50 also interlock stirs unit 40, this stir unit 40 namely with central shaft hole 41 in composite member 20 in conjunction with projection 22 turn, and with the interlock fin 322 of stopper sheet 42 against brake 30, and then along with stirring unit 40 turn state, inside for pipe 32 in brake 30 extruding is reached pressed state, make interior pipe 32 to drive the location teeth portion 331 of the meshing keeper 33 of teeth 323, and by keeper 33, along drive teeth 323, fine motion rotates, and then it is relative with position-limited rail bar 311 with caulking groove 332, and when stir unit 40 pressed brake 30 and curtain part 12 or continue drop-down and interlock shaft sleeve 50 rotates time, because of stir unit 40 stopper sheet 42 with the interlock fin 322 of brake against spacing, and pass through the characteristic of interlock pad 43 wool felt, when external force be greater than wool felt against, during friction strength, namely this interlock pad 43 loses and attaches interlock state, and then make to stir unit 40 and cannot rotate with shaft sleeve 50 again, make shaft sleeve 50 along with the central siphon 11 of curtain body 10 is in stirring idle running on unit 40 and composite member 20, and simultaneously compression elastic piece 52, thus for the drop-down length of fixing curtain part 12 and when loosening, please refer to Fig. 8, 9, shown in 10, this curtain part 12 is upwards furled by the resilience of elastic component 52, recycling central siphon 11 reverses start drive shaft sleeve 50, and then interlock is stirred unit 40 and to be reversed start, make to stir unit 40 to reverse stopper sheet 42 outwards exited, brake 30 is made to depart from the restriction of stopper sheet 42, the spring 34 of brake 30 is utilized to be extrapolated by keeper 33, embed position-limited rail bar 311 with caulking groove 332 and then interior pipe 32 is outwards ejected and protrude out, location is formed between the positioning rib 531 namely utilizing Partner 321 to embed shaft sleeve 50 inwall, make the central siphon 11 of curtain part 12 cannot the length of start and fixing curtain part 12 again, curtain part 12 can be reached and draw the use length after opening of pulling.
Moreover, when curtain part 12 after drop-down is replied for retracting, i.e. pulled down curtain part 12 again, make to stir unit 40 to rotate along with central siphon 11 and shaft sleeve 50 again, and utilize stopper sheet 42 again toward the interior interlock fin 322 against interior pipe 32, and then by interior pipe 32 toward interior compression pressing keeper 33, fine motion rotation is relative with position-limited rail bar 311 end of outer tube 31 to locate teeth portion 331 again to make keeper 33, loosen the interlock fin 322 that curtain part 12 makes to stir pipe 32 in unit 40 reversion disengaging again, keeper 33 is allowed to promote by spring 34 and position-limited rail bar 311 end can only be resisted against, in being formed, pipe 32 inside contracts state, and make Partner 321 depart from the positioning rib 531 of shaft sleeve 50, now by elastic component 52 elastic recovery, curtain part 12 is furled reset.
Another embodiment of its structure, refer to Figure 11 again, shown in 12, the combination section 21 of this composite member 20 is in lid shape, and cooperation is covered in outside the combination room 53 of shaft sleeve 50, and this inside, combination section 21 is in being provided with the assembling of horizontal combination tank 211 for brake 30 in conjunction with projection 22 side, this stopper sheet 42 stirring unit 40 is the lamellar bodies being extended a fan by end again, and be provided with the arcuation track 421 of a limit, when composite member 20 and shaft sleeve 50 groups are established, this brake 30 is restricted in combination room 53, and the arcuation track 421 being subject to stopper sheet 42 is against pressing, and the combination room 53 of this shaft sleeve 50 outwards forms stratum's expansion shape, and be convexly equipped with some positioning ribs 531 in inwall, combination room 53 inwall being just resisted against shaft sleeve 50 after the Partner 321 of brake 30 is ejected, and by positioning rib 531 against location.
The composition of its another embodiment of structure, continue and refer to Figure 12, shown in 13, this composite member 20 combines tank 211 to coordinate assembling one brake 30, the interlock fin of this brake 30 is towards the outside of combination section 21, coordinate again and stir unit 40 and sequentially assemble with shaft sleeve 50, wherein this stir unit 40 be in outer wall coordinate be provided with interlock pad 43 again group enter to combine in room 53, composite member 20 is then coordinate combination to be covered in outside shaft sleeve 50, and with in conjunction with projection 22 through the central shaft hole 41 stirring unit 40, fix with central shaft 55 close-fitting again, brake 30 group of taking advantage of a situation is made to enter in the combination room 53 of shaft sleeve 50, and the stopper sheet 42 being subject to stirring unit 40 is against pressing, and the linking part 51 groups of shaft sleeve 50 establishes an elastic component 52, and be subject to the chimeric restriction of profile groove 551 of central shaft 55, again shaft sleeve 50 cooperation group is entered in the central siphon 11 of curtain body 10 thus, separately in central siphon 11, an axle center stator 56 is provided to be set in central shaft 55, and this shaft sleeve 50 is in a cone column, when making this shaft sleeve 50 cooperation group enter central siphon 11, group of taking advantage of a situation enters and forms a packing shape, separately central shaft 55 is made to be able to group in the center position of central siphon 11 by axle center stator 56, last combination with the combination protuberance outside combination section 21 and a support 24 is again fixed, and central siphon 11 other end cooperation group establishes pipe close 13, and be connected to support 14, a kind of Window curtain structure can be completed thus, and utilize two supports 14, 24 are mounted on metope.
The state of the actual use of its another embodiment of structure, refer to Figure 13 again, 14, shown in 15, this stirs unit 40 is against restriction with fan-shaped stopper sheet 42, and there is with arcuation track 421 state of pressing, now, when user is for during by drop-down for curtain part 12 expansion, shaft sleeve 50 interlock is driven to stir unit 40 by central siphon 11, the stopper sheet 42 making to stir unit 40 with central shaft hole 41 for the center of circle rotates, arcuation track 421 is utilized to compress pressing against the interlock fin 322 of brake 30 gradually, make the interior pipe 32 of brake 30 by past interior pressing, interlock keeper 33 depart from position-limited rail bar 311 against, when wish fixes the length of run of curtain part 12 thus, loosen curtain part 12 and by elastic component 52 backrush, make central siphon 11, shaft sleeve 50 and stir unit 40 and all form an inverted status, the interior pipe 32 of brake 30 is made to depart from the compression of arcuation track 421, spring 34 elastic recoil is separately utilized keeper 33 and interior pipe 32 to be extrapolated, and then be resisted against combination room 53 inwall by the Partner 321 of interior pipe 32, and along with shaft sleeve 50 reversion and positioning rib 531 are against location, make the central siphon 11 of curtain part 12 cannot the length of start and fixing curtain part 12 again, curtain part 12 can be reached and draw the use length after opening of pulling.
Moreover, this brake 30 can be an electronic component, shown in Figure 16,17, wherein brake 30 comprises body 35, shell 36 and a locating unit 37, this body 35 is that cover has a spring 38, and it is outer to form a Partner 351 one end to be convexedly stretched in shell 36, and be provided with an interlock fin 352 in Partner side, body 36 other end is then coated in shell 36 and is subject to positioning unit 37 interference location, the using state having evagination, inside contract after making Partner 321 coordinate spring 38 to be pressed.
By the structure of above-mentioned specific embodiment, following benefit can be obtained: (one) the present invention is the location being reached curtain part 12 by elasticity by the brake 30 compressed switch, the action protruding out and inside contract after utilizing brake 30 to press and positioning rib 531 form inlay card and locate or depart from, make the use of curtain body 10 more accurate, convenient, reduce the difficulty of structure assembling in addition, make the manufacture of structure, assembling comparatively simple and easy, effective reduction manufacturing cost, and then significantly improving production efficiency, tool economic benefit.
(2) be again coordinate to be provided with some positioning ribs 531 there is many inlay cards positioning states between this shaft sleeve 50 with brake 30, effectively increase the accuracy of location, reduce the obvious section that curtain backrush produces poor, the stability increase curtain expansion, folding.
In sum, the present invention has reached breakthrough structure design really, and there is the summary of the invention of improvement, the usability in industry and progressive can be reached again simultaneously, and the present invention does not see any publication, also have a novelty, to be correlated with the regulation of law when meeting Patent Law, therefore to propose application for a patent for invention in accordance with the law.
Only above-described, be only a preferred embodiment of the present invention, when can not with restriction scope of the invention process; Namely every equalization change done according to the present patent application the scope of the claims with modify, all should still belong in scope that the claims in the present invention contain.

Claims (10)

1. a retracting stroke controlling structure for curtain, it comprises:
One curtain body, this curtain body has a central siphon, and is provided with curtain part by central siphon volume;
One composite member, this composite member has a combination section, and this center, combination section extends one in conjunction with projection, and in being provided with a brake in conjunction with the eccentric group in projection side;
One brake, this brake be a kind of elasticity by the setting element compressed switch, this brake has a Partner, and in Partner side projection one interlock fin;
One stirs unit, this stir unit have a central shaft hole coordinate be mounted on combination section in conjunction with projection, be separately that the center of circle is provided with stopper sheet with central shaft hole, and this is stirred unit outer wall and is provided with interlock pad;
One shaft sleeve, this shaft sleeve end has a linking part provides group to establish an elastic component, and shaft sleeve is hollow has a combination room, this combination room inwall is convexly equipped with some positioning ribs, and the axial linking part that runs through is provided with an axle perforation in combination room center, and provide a central shaft to be arranged in axle perforation, separately central shaft end and elastic component inlay card are located, sequentially group is established and is stirred unit and composite member again, this composite member in conjunction with projection by stirring unit and central shaft packing sets firmly, and make the interlock fin of brake can be subject to stirring the stopper sheet of unit against pressing, stir unit then with the interlock pad of outer wall with combination room to touching interlock, again the central siphon close-fitting of shaft sleeve and curtain body is formed interlock thus.
2. the retracting stroke controlling structure of curtain according to claim 1, wherein, this composite member outboard end has the combination protuberance of a non-cylindrical, and is embedded and is fixed on a support.
3. the retracting stroke controlling structure of curtain according to claim 1, wherein, the central siphon opposite side cooperation group of this curtain body establishes a pipe close, and is fixed on a support.
4. the retracting stroke controlling structure of curtain according to claim 1, wherein, after this central shaft end and elastic component inlay card are located, another engagement sleeves has an axle center stator.
5. the retracting stroke controlling structure of curtain according to claim 1, wherein, the interlock pad of this sliding piece is a kind of wool felt unit.
6. the retracting stroke controlling structure of curtain according to claim 1, wherein, this central shaft end has a profile groove and elastic component inlay card is located.
7. the retracting stroke controlling structure of curtain according to any one of claim 1 to 6, wherein, the combination section of this composite member is that bar shape cooperation group enters in the combination room of shaft sleeve, and be provided with by combination section bias the assembling that a combination tank provides brake, separately in dodging cambered surface in the face of the end face of combination tank forms one in conjunction with projection, and after this brake group enters to combine tank, this interlock fin then relative orientation in conjunction with projection, this stirs unit is again that a C type is block, and stopper sheet forms the lamellar body of bending arc shape by the wall of central shaft hole, when stirring after unit to provide passing through in conjunction with projection of composite member with central shaft hole, separately with the interlock fin of stopper sheet and brake against pressing, brake is mounted in eccentric combination tank again, when making that brake is related to be entered to combine room by group, the Partner of this brake and positioning rib form alignment.
8. the retracting stroke controlling structure of curtain according to any one of claim 1 to 6, wherein, the combination section of this composite member is lid shape, and cooperation is covered in outside the combination room of shaft sleeve, and this combination section is inner in being provided with the assembling of horizontal combination tank for brake in conjunction with projection side, the stopper sheet stirring again unit is extended the lamellar body of a fan by end, and be provided with the arcuation track of a limit, when composite member and shaft sleeve group are established, this brake is restricted in combination room, and the arcuation track being subject to stopper sheet is against pressing, and the combination room of this shaft sleeve outwards forms stratum's expansion shape, and be convexly equipped with some positioning ribs in inwall, the combination room inwall of shaft sleeve is just resisted against after the Partner of brake is ejected, and by positioning rib against location.
9. the retracting stroke controlling structure of curtain according to claim 1, wherein, brake has an outer tube, pipe in one, positioning piece and a spring, this outer tube wall is convexly equipped with some position-limited rail bars, this interior pipe is that cooperation group enters in outer tube, wherein one end convexedly stretches in outer tube and forms Partner outward and be provided with interlock fin, the other end is then provided with some drive teeth, this keeper also cooperation group enters in outer tube, and corresponding position-limited rail bar is provided with some location teeth portion in end, separately be provided with some caulking grooves relative between the teeth portion of each location, being extended with projection by end is again arranged in interior pipe, last again groups of springs entered in outer tube and to be resisted against keeper rear end.
10. the retracting stroke controlling structure of curtain according to claim 1, wherein, brake comprises a body, a shell and locating unit, this body is that cover has a spring, and it is outer to form a Partner one end to be convexedly stretched in shell, the other end is then coated in shell and is subject to positioning unit interference location, the using state having evagination, inside contract after making Partner coordinate spring to be pressed.
CN201410408023.6A 2014-08-19 2014-08-19 Curtain rolling travel control structure Expired - Fee Related CN105443022B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410408023.6A CN105443022B (en) 2014-08-19 2014-08-19 Curtain rolling travel control structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410408023.6A CN105443022B (en) 2014-08-19 2014-08-19 Curtain rolling travel control structure

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Publication Number Publication Date
CN105443022A true CN105443022A (en) 2016-03-30
CN105443022B CN105443022B (en) 2017-05-24

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107716235A (en) * 2017-10-24 2018-02-23 镇江市丹徒区开源制刷厂 A kind of quick detachable round brush head
CN110273640A (en) * 2018-03-15 2019-09-24 程田有限公司 Sling
CN110439452A (en) * 2018-05-03 2019-11-12 程田有限公司 The Quick locating structure of Safety rolling screen limiter
CN114059908A (en) * 2020-08-07 2022-02-18 深圳瑞庆兴业塑胶有限公司 Roller shutter convenient to fix and fixing device thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200940436Y (en) * 2006-08-25 2007-08-29 孙宜培 Rolling rope and travel distance position limiter for electric rolling curtain
TWM330811U (en) * 2007-10-31 2008-04-21 Full Shuay Entpr Co Ltd Curtain sheet fixing structure of curtain
TW201106902A (en) * 2009-08-31 2011-03-01 zheng-zong Dong Window curtain safety design
DE102011050666A1 (en) * 2011-05-27 2012-11-29 Achim Lienert Winding assembly for winding cord to blind or roller curtain on rotatably mounted hollow shaft, has spring motor arranged in hollow shaft, where unwinding operation is supported by applying rotational force on hollow shaft

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200940436Y (en) * 2006-08-25 2007-08-29 孙宜培 Rolling rope and travel distance position limiter for electric rolling curtain
TWM330811U (en) * 2007-10-31 2008-04-21 Full Shuay Entpr Co Ltd Curtain sheet fixing structure of curtain
TW201106902A (en) * 2009-08-31 2011-03-01 zheng-zong Dong Window curtain safety design
DE102011050666A1 (en) * 2011-05-27 2012-11-29 Achim Lienert Winding assembly for winding cord to blind or roller curtain on rotatably mounted hollow shaft, has spring motor arranged in hollow shaft, where unwinding operation is supported by applying rotational force on hollow shaft

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107716235A (en) * 2017-10-24 2018-02-23 镇江市丹徒区开源制刷厂 A kind of quick detachable round brush head
CN110273640A (en) * 2018-03-15 2019-09-24 程田有限公司 Sling
CN110439452A (en) * 2018-05-03 2019-11-12 程田有限公司 The Quick locating structure of Safety rolling screen limiter
CN110439452B (en) * 2018-05-03 2021-01-15 程田有限公司 Quick positioning structure of safety rolling shutter limiter
CN114059908A (en) * 2020-08-07 2022-02-18 深圳瑞庆兴业塑胶有限公司 Roller shutter convenient to fix and fixing device thereof
CN114059908B (en) * 2020-08-07 2023-04-18 深圳瑞庆兴业塑胶有限公司 Roller shutter convenient to fix and fixing device thereof

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