CN104912471A - Cordless roll-up curtain and roll-up device of cordless roll-up curtain - Google Patents
Cordless roll-up curtain and roll-up device of cordless roll-up curtain Download PDFInfo
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- CN104912471A CN104912471A CN201410282682.XA CN201410282682A CN104912471A CN 104912471 A CN104912471 A CN 104912471A CN 201410282682 A CN201410282682 A CN 201410282682A CN 104912471 A CN104912471 A CN 104912471A
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Abstract
The invention provides a cordless roll-up curtain and a roll-up device of the cordless roll-up curtain. The cordless roll-up curtain can be vertically hung or laterally hung on an installing wall and comprises a roll-up curtain unit, a fixing seat and the roll-up device, wherein the fixing seat and the roll-up device are used for installing the roll-up curtain unit onto the installing wall; the roll-up device comprises a hanging seat, a roll-up unit and a connecting mechanism; the roll-up unit enables a reel of the roll-up curtain unit to have the roll-up acting force; the connecting mechanism is used for connecting the hanging seat and the roll-up unit; the connecting mechanism changes the corresponding direction after the installation of the hanging seat and the roll-up unit by the matching between insertion elements and insertion holes of different numbers; therefore the roll-up unit can maintain a vertically standing state no matter whether the hanging seat is positioned in a vertically hung position or a laterally hung position, and the goal of reducing the projected length after the installation can be achieved.
Description
Technical field
The present invention relates to a kind of roller shutter, particularly relating to a kind of stay cord that do not need just can the rope-free roller shutter of folding and unfolding cord, and the retracting device of this roller shutter.
Background technology
Consult Fig. 1,2 TaiWan, China certificate number number I420019 patent of invention, this patent of invention discloses a kind of rope-free roller shutter 1, this roller shutter 1 can be erected on a wall 19, and comprise a holder 11, and this holder 11 between left and right every hanging seat 12, retracting device 13 be arranged on inside this hanging seat 12, an and roller shutter unit 14 be erected between this holder 11 and this retracting device 13.This roller shutter unit 14 comprises a spool 141, and overlaps with this spool 141 the interlock head 142 merging this retracting device 13 contiguous linkedly, and a cord 143 furled at this spool 141 external surface.And this hanging seat 12 comprises second wall built-up 122 that can be arranged on the first wall built-up 121, on this wall 19 and give prominence to perpendicular to this first wall built-up 121 and toward this wall 19 front and the axis bodies 123,124 that two vertically outstanding from this second wall built-up 122 toward this retracting device 13.
This retracting device 13 comprises the rotating retracting wheel 132 be erected on this axis body 124 of lid 131, inside the second wall built-up 122 that a lid is located at this hanging seat 12, and a torque spring 133, this retracting wheel 132 is combined in the mode of interlock with this interlock head 142, and one end of this torque spring 133 is arranged on the axis body 123 of this hanging seat 12, the other end furls and is fixed on this retracting wheel 132.Utilize the torsion of this torque spring 133 and the weight mix of this roller shutter unit 14, can allow this roller shutter unit 14 when without when stay cord maintain balance, (push away such as or this cord 143 drop-down) when this equilibrium relation of outside destroy, just can adjust the lowering length of the cord 143 of this roller shutter unit 14.
Although aforementioned invention can reach by this retracting device 13 object manipulated without stay cord, but when this roller shutter 1 is arranged on wall 19 perpendicular to the ground, the axis body 123 reeled owing to supplying this torque spring 133 and retracting wheel 132 are arranged before and after being, therefore, this roller shutter 1 length of giving prominence to forward is larger after mounting, that is, this lid 131 is in order to cover this torque spring 133, best design is strip, when this roller shutter 1 is arranged on this wall 19, the long limit of this lid 131 is perpendicular to this wall 19, not only the length of this wall 19 outstanding is larger, after assembling more unsightly, if when this structure is used on the large-scale roller shutter 1 that the larger torsion of needs balances, its outstanding length is more obvious, therefore the scope of application is restricted.
Summary of the invention
The object of the present invention is to provide one can improve installation aesthetic property, and be applicable to the rope-free roller shutter being used in the larger torsion occasion of needs, and the retracting device of this roller shutter.
Rope-free roller shutter of the present invention, can hanging or side hang on an assembly wall, and comprise: a retracting device be arranged on this assembly wall being arranged on holder on this assembly wall, and this holder interval, and a roller shutter unit, this roller shutter unit comprises a rotating spool be arranged between this holder and this retracting device, and the cord of a retracting on this spool.
Wherein, this retracting device comprises the hanging seat be arranged on this assembly wall that can be selected a hanging position or extension position, a side, a retracting unit making this spool have retracting active force, and a connect mechanism be arranged on this hanging seat allowing this retracting unit be kept upright, this hanging seat has the fulcrum hole that this spool of confession plugs in a rotatable manner, and this connect mechanism have one be located at hanging seat and this retracting unit one of them on plug-in unit, and one be located at this hanging seat and this retracting unit another on jack units, this jack units has at least two first jacks that can plug for this plug-in unit.
The connect mechanism of this rope-free roller shutter of the present invention also can have at least two be located at this hanging seat and this retracting unit one of them on plug-in unit, and one be located at this hanging seat and this retracting unit another on jack units, this jack units has first jack, and described plug-in unit can be plugged in this first jack when this hanging position and this extension position, side in this hanging seat position respectively.
Rope-free roller shutter of the present invention, the described plug-in unit of this connect mechanism is an equidistant center of rotation around this spool.
Rope-free roller shutter of the present invention, the first jack of this connect mechanism has the expansion portion, hole that a described plug-in unit of confession passes, and the contracting portion, hole of a described plug-in unit engaging of confession.
Rope-free roller shutter of the present invention, this connect mechanism has the plug-in unit of three equidistant center of rotation around this spool.
Rope-free roller shutter of the present invention, this holder has a projection frame wall, this projection frame wall has the fixed mount groove of a rod end erection of this spool of confession, and this fixed mount groove has an openend that can enter thus for the rod end of this spool in this fixed mount groove.
The retracting device of rope-free roller shutter of the present invention again, what be oppositely arranged with a holder is arranged on an assembly wall, and a common erection roller shutter unit, this roller shutter unit comprises a spool, and this retracting device comprises: a hanging seat, a retracting unit, and a connect mechanism, what this hanging seat can select a hanging position or extension position, a side is arranged on this assembly wall, this retracting unit has a shell block, and one to be arranged on this shell block and to provide this spool to furl the retracting element of active force, this connect mechanism is arranged on this hanging seat by upright for this retracting unit, and have two be located at this shell block and this hanging seat one of them on plug-in unit, and one be located at this shell block and this hanging seat another on jack units, this jack units has the described plug-in unit of several confession and plugs and the jack be arranged on this hanging seat making this retracting unit upright.
Retracting device of the present invention, this hanging seat has first wall built-up be arranged on this assembly wall, and one is connected with this first wall built-up is vertical and protrudes from the second wall built-up of this assembly wall, and the shell block of this retracting unit has the first shell wall of the second wall built-up of this hanging seat of vicinity, the described plug-in unit of this connect mechanism and this jack units are located in one of them of this second wall built-up and this first shell wall respectively.
Retracting device of the present invention, this jack units has two the first jacks, and two the second jacks, has first line of centres between described first jack, has second line of centres perpendicular to this first line of centres between described second jack.
Retracting device of the present invention, each first jack of this jack units and the second jack have expansion portion, a hole, and a contracting portion, hole be connected with this expansion portion, hole, described plug-in unit all has one can wear portion through this expansion portion, hole, and a block holding part that can be fastened in the contracting portion, hole of one of them of described first jack and the second jack because of mobile.
The effect that the present invention is useful is: no matter this hanging seat position is in this hanging position or this extension position, side, this retracting unit can be installed in the mode uprightly hung from above because of the relation of connect mechanism, and the length that after therefore reducing installation, element is outstanding and aesthetic property after installing, aforementioned structure is also applicable to the occasion being used in the larger torsion of needs.
Accompanying drawing explanation
Fig. 1 is a three-dimensional exploded view of TaiWan, China certificate number number I420019 patent of invention;
Fig. 2 is an assembled sectional view of the patent of invention of Fig. 1;
Fig. 3 is a front elevation drawing of first preferred embodiment of roller shutter of the present invention;
Fig. 4 is a sectional perspective exploded view of this first preferred embodiment, and a retracting device of this roller shutter is described;
Fig. 5 is a local assembled sectional view of this first preferred embodiment, main this retracting device of explanation;
Fig. 6 is a partial side view of this first preferred embodiment, and a retracting element of this roller shutter is described separately;
Fig. 7 is a using state reference diagram of this first preferred embodiment, and in figure, a hanging seat position of this retracting device is a hanging position;
Fig. 8 is the using state reference diagram of a similar Fig. 7, and in figure, this hanging seat position is in extension position, a side;
Fig. 9 is a combination stereogram of this first preferred embodiment, and in figure, this hanging seat position is in this extension position, side;
Figure 10 is the sectional perspective exploded view of second preferred embodiment of roller shutter of the present invention;
Figure 11 is the sectional perspective exploded view of a similar Figure 10, and the 3rd preferred embodiment of roller shutter of the present invention is described;
Figure 12 is a local assembled sectional view of the 3rd preferred embodiment;
Figure 13 is the sectional perspective exploded view of the 4th preferred embodiment of roller shutter of the present invention;
Figure 14 is a local assembled sectional view of the 4th preferred embodiment, main this connect mechanism of explanation;
Figure 15 is a using state reference diagram of the 4th preferred embodiment, and in figure, this hanging seat position is in this hanging position;
Figure 16 is the using state reference diagram of a similar Figure 15, and in figure, this hanging seat position is in this extension position, side;
Figure 17 is the sectional perspective exploded view of the 5th preferred embodiment of roller shutter of the present invention;
Figure 18 is a local assembled sectional view of the 5th preferred embodiment.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
Consult Fig. 3,4,5, first preferred embodiment of roller shutter 2 of the present invention is applicable to being arranged on an assembly wall 10 in the mode that hanging or side hang, that is, this assembly wall 10 can be the ceiling, the crossbeam that are parallel to ground, also can be perpendicular to the wall on ground, the assembly wall 10 disclosed by Fig. 3 is ceilings.And this roller shutter 2 comprises: the holder 21, of a hanging below this assembly wall 10 to be arranged on below this assembly wall 10 and with this holder 21 relatively spaced retracting device 20, an and roller shutter unit 22 by the erection jointly of this holder 21 and this retracting device 20.This holder 21 comprises one and is arranged on fixation wall 211 below this assembly wall 10 and a projection frame wall 212 perpendicular to this fixation wall 211 by fixture.And this roller shutter unit 22 comprises a rotating spool 221 being arranged on transverse direction between this holder 21 and this retracting device 20, and one deployable and furl the cord 222 on this spool 221 with folding, this spool 221 has the linkage part 223 of this retracting device 20 of vicinity.Because the structure of improvement of the present invention and this holder 21 and this roller shutter unit 22 has nothing to do, no longer describe in detail.
This retracting device 20 of the present embodiment comprise one with this holder 21 between left and right every hanging seat 3, the spool 221 of this roller shutter unit 22 can be made to have the retracting unit 4 furling active force, and one location this retracting unit 4 and this hanging seat 3 between relative position and make the connect mechanism 5 that this retracting unit 4 is kept upright.This hanging seat 3 can be selected to change between a hanging position and extension position, a side, and there is first wall built-up 31 be arranged on this assembly wall 10, and one is vertically connected at this first wall built-up 31 and protrudes from the second wall built-up 32 of this assembly wall 10, after installation, projection frame wall about 212 parallel interval of this second wall built-up 32 and this holder 21.
Consult Fig. 4,5,6, this retracting unit 4 of the present embodiment has the shell block 41 of a strip, and one be arranged on this shell block 41 inner and provide this spool 221 furl active force retracting element 40.This shell block 41 is docked by two housings and forms, and there is the first shell wall 411 of the second wall built-up 32 of a slice this hanging seat 3 contiguous, a slice and spaced and parallel the second shell wall 412 of this first shell wall 411, the connection ring wall 413 of this first shell wall 411 of connection and this second shell wall 412, and one by this first shell wall 411, the room 414 that this second shell wall 412 and this connection ring wall 413 define jointly, the linkage part 223 that this second shell wall 412 has this spool 221 of confession penetrates the perforation 415 in this room 414, and the hack lever 416 that outstanding in this room 414.
This retracting element 40 of the present embodiment is arranged in the room 414 of this shell block 41, and there is rotating the second gear 43 be arranged on this hack lever 416 of first gear 42, and the retracting shell fragment 44 of a retracting between this first gear 42 and this second gear 43.This first gear 42 has the interlock hole 421 plugged of linkage part 223 interlock of this spool 221 of confession, and this second gear 43 engages with this first gear 42, this retracting shell fragment 44 has two and hooks with this first gear 42 and this second gear 43 fixed end 441 blocked respectively, and the cooperation of aforementioned structure can allow this first gear 42 have retracting active force.
This connect mechanism 5 of the present embodiment has two intervals and to arrange and from this shell block 41 toward the outstanding plug-in unit 51 of the second wall built-up 32 of this hanging seat 3, and a jack units 52 be located on the second wall built-up 32 of this hanging seat 3, often prop up plug-in unit 51 all have one with the first portion that wears 511 of being connected of shell wall 411 one of this shell block 41, and diameter is greater than this and wears portion 511 and wear with this block holding part 512 that portion 511 is connected.And this jack units 52 has the described plug-in unit of several confession 51 plugs and the jack be arranged on this hanging seat 3 making this retracting unit 4 upright, specifically, this jack units 52 has two spaced first jacks 520, and two the second jacks 520 ', the expansion portion, hole 521 that the block holding part 512 of one of them that each first jack 520 and each second jack 520 ' have a described plug-in unit 51 of confession passes, and one to be connected with this expansion portion, hole 521 and diameter is less than this expansion portion, hole 521 and the contracting portion, hole 522 clamped for the portion that wears 511 of this plug-in unit 51, the contracting portion, hole 522 of described first jack 520 and the second jack 520 ' is all the counter clockwise direction of position in expansion portion, hole 521, but not as limit in enforcement.Have first line of centres 523 between the contracting portion, hole 522 of described first jack 520 again, be also have second line of centres 524 between the contracting portion, hole 522 of described second jack 520 ', this first line of centres 523 is perpendicular to this second line of centres 524.
Consult Fig. 3,4,7, the hanging seat 3 of this retracting device 20 of the present embodiment is when the hanging position shown in Fig. 3,7, the fixation wall 211 of this holder 21 and the first wall built-up 31 interval of this hanging seat 3 arrange and are arranged on the below of this assembly wall 10, after installation the second wall built-up 32 of the projection frame wall 212 of this holder 21 and this hanging seat 3 down vertical and between left and right every.And the linkage part 223 of the spool 221 of this roller shutter unit 22 penetrates in the perforation 415 of the shell block 41 of this retracting unit 4, and the engaging of interlock hole 421 interlock with the first gear 42 of this retracting element 40, then by this assembly lodge between the projection frame wall 212 of this holder 21 and the second wall built-up 32 of this hanging seat 3.During assembling, the block holding part 512 of described plug-in unit 51 is first allowed to be passed by the expansion portion, hole 521 of described first jack 520 respectively, then be rotated counterclockwise, when the portion that wears 511 of described plug-in unit 51 is through the contracting portion, hole 522 being entrapped in described first jack 520 behind this expansion portion, hole 521 respectively, block holding part 512 is sticked in the contracting portion, hole 522 of described first jack 520 because of mobile, just can complete the installation of this roller shutter 2.
After installation, the retracting unit 4 of strip uprightly hangs the inner side at this hanging seat 3 from above, namely after mounting, first gear 42 of this retracting element 40 and this second gear 43 setting up and down and engage, therefore, if roller shutter 2 hanging of this first preferred embodiment of the present invention is when the below of the assembly wall 10 of such as ceiling, this retracting unit 4 is verticals, and namely long limit is perpendicular to ground.
Consult Fig. 4,8,9, when this hanging seat 3 of the present embodiment will be transformed into the extension position, side shown in Fig. 8,9, when namely this roller shutter 2 will be assembled on the assembly wall 10 of such as wall, being arranged on this assembly wall 10 equally by the first wall built-up 31 interval of the fixation wall 211 of this holder 21 and this hanging seat 3, and this roller shutter unit 22 is erected between this holder 21 and this retracting unit 4.After installation, second line of centres 524 of described second jack 520 ' of this hanging seat 3 will perpendicular to ground, and described plug-in unit 51 is setting up and down being arranged in described second jack 520 '.Because second line of centres 524 in the contracting portion, hole 522 of described second jack 520 ' is perpendicular to ground, therefore after mounting, this retracting unit 4 still hangs from above in the inner side of this hanging seat 3 in upright mode.
That is, the roller shutter 2 of this first preferred embodiment of the present invention, no matter be that side hangs on the assembly wall 10 of such as wall, or hanging is below the assembly wall 10 of such as ceiling, the long limit of this retracting unit 4 is all perpendicular to ground.Aforementioned structure is except avoiding when extension position, side, this retracting unit 4 protrudes from this assembly wall 10, have influence on outside the aesthetic property of installation, when the size of this roller shutter 2 needs larger torsion to coordinate comparatively greatly, the present invention can be connected in series several retracting unit 4 along the direction perpendicular to ground, aforementioned serial connection can not cause element too outstanding, therefore the present invention is well suited for the occasion that applies to need larger torsion.
Consult Figure 10, structure and first preferred embodiment of second preferred embodiment of roller shutter 2 of the present invention are similar, different places is: the described plug-in unit 51 of this connect mechanism 5 exchanges with the setting position of this jack units 52, namely plug-in unit 51 described in this second preferred embodiment is located on the second wall built-up 32 of this hanging seat 3, and this jack units 52 is located on the first shell wall 411 of the shell block 41 of this retracting unit 4, the change of aforementioned structure, can reach equally and avoid installing rear component step-recovery and go out long object.
Consult Figure 11,12, structure and first preferred embodiment of the 3rd preferred embodiment of roller shutter 2 of the present invention are similar, but change the number of elements of this connect mechanism 5, and the structure of this spool 221, that is, second wall built-up 32 of the hanging seat 3 of the 3rd preferred embodiment has the fulcrum hole 321 of a position on a center of rotation of this spool 221, and this spool 221 also has a rotating fulcrum 224 be plugged in this fulcrum hole 321.This connect mechanism 5 has one from the first shell wall 411 of this shell block 41 toward the outstanding plug-in unit 51 of the second wall built-up 32 of this hanging seat 3, and a jack units 52 be located on this second wall built-up 32, this jack units 52 has at least two equidistant the first jacks 520 around this fulcrum hole 321, and this plug-in unit 51 is selectively plugged in one of them of described first jack 520.Previous designs can change the direction that this retracting unit 4 combines with this hanging seat 3 equally, and reaches the effect as described in the first preferred embodiment.In design, the position that this plug-in unit 51 of the present embodiment and this jack units 52 are arranged also can be exchanged.
Consult Figure 13,14,15, structure and the 3rd embodiment of the 4th preferred embodiment of roller shutter of the present invention are similar, different places is: the projection frame wall 212 of this holder 21 has the fixed mount groove 213 of a rod end erection of this spool 221 of confession, and this fixed mount groove 213 has an openend 214 that can enter thus for the rod end of this spool 221 in this fixed mount groove 213.And this connect mechanism 5 comprises the plug-in unit 51 be located on this shell block 41 at least two intervals, and a jack units 52 be located on the second wall built-up 32 of this hanging seat 3, the equidistant center of rotation around this spool 221 of described plug-in unit 51, and this jack units 52 has first jack 520, this first jack 520 has the expansion portion, hole 521 that a described plug-in unit 51 of confession passes, and the contracting portion, hole 522 that a described plug-in unit 51 of confession engages.The line of a center of described plug-in unit 51 and the center of rotation of this spool 221 has the angle 50 of 90 degree.Similarly, in design, this plug-in unit 51 of the present embodiment and the position of this jack units 52 setting also can be exchanged.
Consult Figure 13,15,16, the present invention the 4th preferred embodiment when mounted, no matter this hanging seat 3 as shown in figure 15 position in this hanging position, or position is in this extension position, side as shown in figure 16, described plug-in unit 51 all can make this retracting unit 4 install in the mode uprightly hung from above after being plugged in this first jack 520.And the structure of the openend 214 of the fixed mount groove 213 of this holder 21 of the present embodiment, also can improve convenience when this spool 221 is erected between this holder 21 and this hanging seat 3.
Consult Figure 17,18, structure and the 4th preferred embodiment of the 5th preferred embodiment of roller shutter of the present invention are similar, and different places is: the number of elements of this connect mechanism 5 and the shape of element.That is, the connect mechanism 5 of the present invention the 5th preferred embodiment has three plug-in units 51 around the center of rotation of this spool 221, and a jack units 52 be located on this hanging seat 3, and described plug-in unit 51 is rectangular blocks.And this jack units 52 has the first jack 520 that a shape coordinates with aforementioned plug-in unit 51.The position that aforementioned jack units 52 and described plug-in unit 51 are arranged also can be exchanged, no longer with marginal data.
From illustrating above, this roller shutter 2 of the present invention in use, not only do not need stay cord just can manipulate this cord 222 folding and unfolding, in design, no matter this roller shutter 2 is hanging or side hangs on this assembly wall 10, the long limit of this retracting unit 4 is all perpendicular to ground, and namely this retracting unit 4 can often remain on upright state, reaches to reduce install the object that length given prominence to by rear element by previous designs.And if the present invention will be used in the larger occasion of torsion demand, and when needing be connected in series and set up the quantity of this retracting unit 4, the retracting unit 4 installed additional also can not cause component to give prominence to.Therefore, the present invention except novel structure, install attractive in appearance except, be also applicable to the occasion being used in the larger torsion of needs.
Claims (10)
1. the retracting device of a rope-free roller shutter, what be oppositely arranged with a holder is arranged on an assembly wall, and a common erection roller shutter unit, this roller shutter unit comprises a spool, and this retracting device comprises: a hanging seat and a retracting unit, what this hanging seat can select a hanging position or extension position, a side is arranged on this assembly wall, and this retracting unit has a shell block, and one to be arranged on this shell block and to provide this spool to furl the retracting element of active force; It is characterized in that:
This retracting device also comprises one by the connect mechanism be arranged on this hanging seat upright for this retracting unit, this connect mechanism have two be located at this shell block and this hanging seat one of them on plug-in unit, and one be located at this shell block and this hanging seat another on jack units, this jack units has the described plug-in unit of several confession and plugs and the jack be arranged on this hanging seat making this retracting unit upright.
2. the retracting device of rope-free roller shutter according to claim 1, it is characterized in that: this hanging seat has first wall built-up be arranged on this assembly wall, and one is connected with this first wall built-up is vertical and protrudes from the second wall built-up of this assembly wall, and the shell block of this retracting unit has the first shell wall of the second wall built-up of this hanging seat of vicinity, the described plug-in unit of this connect mechanism and this jack units are located in one of them of this second wall built-up and this first shell wall respectively.
3. the retracting device of rope-free roller shutter according to claim 2, it is characterized in that: this jack units has two the first jacks, and two the second jacks, there is between described first jack first line of centres, there is between described second jack second line of centres perpendicular to this first line of centres.
4. the retracting device of rope-free roller shutter according to claim 3, it is characterized in that: each first jack of this jack units and the second jack have expansion portion, a hole, and a contracting portion, hole be connected with this expansion portion, hole, and described plug-in unit all has the portion that wears that can be passed this expansion portion, hole, and a block holding part that can be fastened in the contracting portion, hole of one of them of described first jack and the second jack because of mobile.
5. a rope-free roller shutter, can hanging or side hang on an assembly wall, and comprise: a holder be arranged on this assembly wall, the retracting device be arranged on this assembly wall at one and this holder interval, and a roller shutter unit, this roller shutter unit comprises a rotating spool be arranged between this holder and this retracting device, and the cord of a retracting on this spool, and this retracting device comprises the hanging seat be arranged on this assembly wall that can be selected a hanging position or extension position, a side, and a retracting unit making this spool have retracting active force,
It is characterized in that: this retracting device also comprises a connect mechanism be arranged on this hanging seat allowing this retracting unit be kept upright, this hanging seat has the fulcrum hole that this spool of confession plugs in a rotatable manner, and this connect mechanism have one be located at hanging seat and this retracting unit one of them on plug-in unit, and one be located at this hanging seat and this retracting unit another on jack units, this jack units has at least two first jacks that can plug for this plug-in unit.
6. a rope-free roller shutter, can hanging or side hang on an assembly wall, and comprise: a holder be arranged on this assembly wall, the retracting device be arranged on this assembly wall at one and this holder interval, and a roller shutter unit, this roller shutter unit comprises a rotating spool be arranged between this holder and this retracting device, and the cord of a retracting on this spool, and this retracting device comprises the hanging seat be arranged on this assembly wall that can be selected a hanging position or extension position, a side, and a retracting unit making this spool have retracting active force,
It is characterized in that: this retracting device also comprises a connect mechanism be arranged on this hanging seat allowing this retracting unit be kept upright, this hanging seat has the fulcrum hole that this spool of confession plugs in a rotatable manner, and this connect mechanism have at least two be located at this hanging seat and this retracting unit one of them on plug-in unit, and one be located at this hanging seat and this retracting unit another on jack units, this jack units has first jack, and described plug-in unit can be plugged in this first jack when this hanging position and this extension position, side in this hanging seat position respectively.
7. rope-free roller shutter according to claim 6, is characterized in that: the described plug-in unit of this connect mechanism is an equidistant center of rotation around this spool.
8. rope-free roller shutter according to claim 7, is characterized in that: the first jack of this connect mechanism has the expansion portion, hole that a described plug-in unit of confession passes, and the contracting portion, hole of a described plug-in unit engaging of confession.
9. rope-free roller shutter according to claim 8, is characterized in that: this connect mechanism has the plug-in unit of three equidistant center of rotation around this spool.
10. the rope-free roller shutter according to any one of claim 6 to claim 9, it is characterized in that: this holder has a projection frame wall, this projection frame wall has the fixed mount groove of a rod end erection of this spool of confession, and this fixed mount groove has an openend that can enter thus for the rod end of this spool in this fixed mount groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410282682.XA CN104912471B (en) | 2014-03-14 | 2014-06-23 | Cordless roll-up curtain and roll-up device of cordless roll-up curtain |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410095223 | 2014-03-14 | ||
| CN2014100952230 | 2014-03-14 | ||
| CN201410282682.XA CN104912471B (en) | 2014-03-14 | 2014-06-23 | Cordless roll-up curtain and roll-up device of cordless roll-up curtain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104912471A true CN104912471A (en) | 2015-09-16 |
| CN104912471B CN104912471B (en) | 2017-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410282682.XA Expired - Fee Related CN104912471B (en) | 2014-03-14 | 2014-06-23 | Cordless roll-up curtain and roll-up device of cordless roll-up curtain |
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| Country | Link |
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| CN (1) | CN104912471B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2661260C (en) * | 2006-09-01 | 2015-01-27 | Hunter Douglas Industries B.V. | Operating and mounting system for a window covering |
| KR101852036B1 (en) * | 2010-01-22 | 2018-04-25 | 헌터더글라스인코포레이티드 | Power assist module for roller shades |
| JP5394595B2 (en) * | 2011-05-25 | 2014-01-22 | 立川ブラインド工業株式会社 | Operation device for solar shading device |
| KR101299925B1 (en) * | 2012-12-13 | 2013-08-26 | (주)윈하우스 | Improvement one cord blind |
| CN103352653B (en) * | 2013-06-24 | 2015-05-06 | 宁波先锋新材料股份有限公司 | Wind-proof and sun-shading roller curtain pulled by synchronous belt |
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2014
- 2014-06-23 CN CN201410282682.XA patent/CN104912471B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104912471B (en) | 2017-05-24 |
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Granted publication date: 20170524 |