CN204627379U - The balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit - Google Patents
The balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit Download PDFInfo
- Publication number
- CN204627379U CN204627379U CN201520183796.9U CN201520183796U CN204627379U CN 204627379 U CN204627379 U CN 204627379U CN 201520183796 U CN201520183796 U CN 201520183796U CN 204627379 U CN204627379 U CN 204627379U
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- rope
- curtain
- stopper
- falls
- sheet unit
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Abstract
The utility model is the balanced folding and unfolding structure about a kind of curtain without stretching wire curtain sheet unit, mainly by the stopper rope of curtain without stretching wire, the elastic force arranging it to pull to draw is from homology, and to be jointly directed to the direction of a reverse revers turn part, wherein a stopper rope is by this reverse revers turn part inflection, article one, stopper rope then crosses over this reverse revers turn part and by guiding one forward breakover portion, and all fallen by the respective cord hole that falls and connect a curtain sheet unit, make two stopper ropes in the paths with convergence synchronous be passed to curtain sheet unit, make the stopper rope strength convergence being delivered to curtain sheet unit average, reduce the deflection of curtain sheet unit or discharge the structure had some setbacks with rolling.
Description
Technical field
Utility model is relevant with the coiling structure of curtain, espespecially a kind of curtain coiling structure without stay cord.
Background technology
Curtain is in modern room, mainly as the use of sunshade with protection privacy, is also used for interspersing, decorating the attractive in appearance of room, even show the taste in room; But modern curtain conveniently launches and furls blade, its structure all can arrange a stay cord, so as to drawing the lifting of blade; But the Naked of stay cord reveals length and but easily enwinds the child in playing.Especially in the country paying attention to the human rights, a kind of trend and specification has even been become.
The curtain having developed many " without stay cord " even is at present (so-called without stay cord, it is the rope exempting staff direct pull, and directly with the folding and unfolding of stopper rope stopper curtain sheet unit), though the primary structure of those curtain has difference, the curtain sheet unit so presented launches and rolling state, describe with simple element relation, one end of a stopper rope is mainly connected by one group of scrolling spring (or claiming scroll spring), one end of this stopper rope is then incorporated into the curtain sheet unit of this curtain, and formed with the curtain sheet unit weight of this curtain and this elasticity and balance, when wanting drop-down curtain sheet unit or rolling curtain sheet unit, then with the destruction of balance of staff force.
Aforementionedly to illustrate for single stopper rope, but material object often has the spring leaf of plural groups scrollwork connect a plurality of stopper ropes respectively and directly or indirectly, and a plurality of stopper ropes are fixed in curtain sheet unit, because elastic force source may respectively from different spring leafs, cause the factor of elastic force often different, or the turnover factor of process and making finally to be passed to the strength of curtain sheet unit unequal, and produce the deflection of curtain sheet unit or discharge and the having some setbacks of rolling.
Utility model content
Because the problem of prior art, this novel creator, based on the motivation of research and development, thinks that to have a kind of stopper rope strength convergence that can make to be delivered to curtain sheet unit average, and the deflection or discharge reducing curtain sheet unit has some setbacks with rolling.
The utility model is the balanced folding and unfolding structure about a kind of curtain without stretching wire curtain sheet unit, mainly for providing a curtain sheet unit to launch the use with rolling state.Comprise a top frame, this top frame is provided with one first cord hole and one second that falls and falls cord hole, and: a reverse revers turn part: be located in this top frame; One forward breakover portion: be located at a scroll spring unit in this top frame: be located in this top frame, and this scroll spring unit directly or indirectly connects one first stopper rope and the second stopper rope first end separately with one group of first spring mechanism, this the first stopper rope and this second stopper rope are with equidirectional extension, and wherein the second end of this first stopper rope is by falling for connection one curtain sheet unit by this first cord hole that falls after the turnover of this forward breakover portion; Second end of the second stopper rope is by being fallen for this curtain sheet unit of connection by this second cord hole that falls after the inflection of this reverse revers turn part.
The balanced folding and unfolding structure of a kind of curtain without stretching wire curtain sheet unit of the present utility model, it comprises a top frame, and this top frame is provided with one first fall cord hole and one second cord hole that falls, and: a reverse revers turn part: be located in this top frame; A forward breakover portion: be located in this top frame; A scroll spring unit: be located in this top frame, and this scroll spring unit directly or indirectly connects one first stopper rope and the second stopper rope first end separately with one group of first spring mechanism, this the first stopper rope and this second stopper rope are with equidirectional extension, and wherein the second end of this first stopper rope is by falling for connection one curtain sheet unit by this first cord hole that falls after the turnover of this forward breakover portion; Second end of the second stopper rope is by being fallen for this curtain sheet unit of connection by this second cord hole that falls after the inflection of this reverse revers turn part.
Wherein, this reverse revers turn part is a guide pillar or guide wheel, this forward breakover portion is a guide pillar or guide wheel, and this reverse revers turn part and this forward breakover portion are located at a framework frame inside respectively, and this framework frame is provided with the body of rod of a cross-over connection between this reverse revers turn part and this forward breakover portion, for this first stopper rope and this second stopper rope respectively at first around this body of rod more respectively around this forward breakover portion and this reverse revers turn part.
Wherein, also be provided with a stopper rope distributor, this stopper rope distributor comprises a framework, and this reverse revers turn part to be located at this framework inner and close to the side of this scroll spring unit, and to be located at this framework inner and away from the side of this scroll spring unit in this forward breakover portion, the rope portion if a far-end falls, this first cord hole that falls is located at bottom this stopper rope distributor, and this second cord hole that falls is located at this far-end and is fallen bottom rope portion.
Wherein, post taken turns by the first round post and second that this first spring mechanism comprises two mutual folding and unfolding spring leafs, and a third round post providing this first stopper rope and the second stopper rope coiling, and this second takes turns post and this third round post is provided with an intermeshing gear separately.
Wherein, this scroll spring unit more comprises second spring mechanism, and post taken turns by a fourth round post and the 5th of this second spring mechanism mutual folding and unfolding one spring leaf, and the 5th takes turns post and this first round post is provided with an intermeshing gear separately.
Wherein, this first cord hole that falls of this stopper rope distributor formed by the gap of two guide wheel generations separately.
Wherein, this far-end this of rope portion cord hole that falls that falls formed by the gap of two guide wheel generations separately.
Wherein, the inner inside, rope portion that falls with this far-end of this stopper rope distributor is respectively provided with a right cylinder, enters this first to fall cord hole for this first stopper rope, and this second stopper rope enters this and second falls before cord hole to being subject to a correcting.
Wherein, this scroll spring unit occupy this stopper rope distributor and this far-end falls between rope portion.
Advantageous Effects of the present utility model is, by said structure, pull that to draw elasticity to originate be come from same spring leaf so as to what make this first stopper rope and the second stopper rope, therefore be " elastic force is homology ", the direction of this reverse revers turn part and the second end of this first stopper rope and the second stopper rope leads all jointly, wherein the second end of this first stopper rope is by falling for connection one curtain sheet unit by this first cord hole that falls after the turnover of this forward breakover portion; Second end of the second stopper rope is by falling for this curtain sheet unit of connection by this second cord hole that falls after the inflection of this reverse revers turn part, though there is the gap of a little distance, but two guiding processes also level off to identical, therefore " elastic force is homology ", and " jointly leading " this reverse revers turn part is identical with the path convergence in this forward breakover portion, the pulling force therefore making this curtain sheet unit be subject to this first stopper rope and this second stopper rope levels off on average.The stopper strength convergence that can make to be delivered to curtain sheet unit is average, and the deflection or discharge reducing curtain sheet unit has some setbacks with rolling.
Accompanying drawing explanation
Fig. 1 is that the installation position of this novel creation second embodiment is with people's hand operation schematic perspective view.
Fig. 2 is the three-dimensional combination figure of this novel creation second embodiment.
Fig. 3 is this novel creation second embodiment and curtain sheet unit angle adjusting mechanism decomposing schematic representation.
Fig. 4 is that the first stopper rope of this novel creation second embodiment and the second stopper rope distribution state are from pushing up the schematic perspective view taking out performance in frame.
Fig. 5 is that the first stopper rope of this novel creation second embodiment and the second stopper rope distribution state are from pushing up the schematic top plan view of taking out performance in frame.
Fig. 6 is the scroll spring unit setting position figure of this novel creation second embodiment.
Fig. 7 is that the first embodiment component of this novel creation and the cord hole that falls take out the schematic diagram of performance in the frame of top.
Fig. 8 is the sectional perspective enlarged drawing of this novel creation first embodiment.
[critical element symbol description]
(1). curtain sheet unit
(2). top frame
(21). side plate
(22). side plate
(3). far-end falls rope portion
(30). second falls cord hole
(31). entrance guide wheel
(32). framework
(33). guide wheel
(34). guide wheel
(35). right cylinder
(4). stopper rope distributor
(40). first falls cord hole
(41). oppositely revers turn part
(42). framework
(43). guide wheel
(44). guide wheel
(45). right cylinder
(47). forward breakover portion
(48). framework frame
(49). the body of rod
(5). scroll spring unit
(50). spring leaf
(5A). the first spring mechanism
(51). first round post
(511). gear
(52). second takes turns post
(521). gear
(53). third round post
(531). gear
(5B). the second spring mechanism
(54). fourth round post
(541). gear
(55). the 5th takes turns post
(551). gear
(60). the first stopper rope
(61). the second stopper rope
(7). angle adjuster
(8). horn shape bar.
Detailed description of the invention
Below by graphic explanation content of the present invention, feature and embodiment, in order to do making your audit crew the present invention had and further understand.
Refer to Fig. 1, this novel creation is the balanced folding and unfolding structure about a kind of curtain without stretching wire curtain sheet unit, mainly for providing a curtain sheet unit (1) to launch the use with rolling state.This curtain sheet unit (1) please refer to shown in Fig. 3 for shutter kenel, can coordinate an angle adjuster (7) and can for this angle adjuster (7) pull turn horn shape bar (8) combination and.
Fig. 1 also shows when wanting rolling curtain sheet unit (1), then with the schematic diagram of staff force destruction of balance.
The utility model is with the first embodiment, please first consult shown in Fig. 7 and Fig. 8, (Fig. 7 is performance internal structure to comprise a top frame (2), therefore omit this top frame, top frame please refer to and coordinates Fig. 1 and Fig. 3), this top frame (2) two end is provided with closed side plate (21), (22), this top frame (2) is provided with one first cord hole (40) and one second that falls and falls that (the first embodiment is for asking clear performance for cord hole (30), by this first fall cord hole (40) and one second fall cord hole (30) taken out show), and:
One reverse revers turn part (41): be located in this top frame (2); One forward breakover portion (47): be located in this top frame (2); One scroll spring unit (5): be located in this top frame (2), and this scroll spring unit (5) directly or indirectly connects one first stopper rope (60) first end respective with the second stopper rope (61) with one group of first spring mechanism (5A), this the first stopper rope (60) and this second stopper rope (61) are with equidirectional extension, and wherein the second end of this first stopper rope (60) is by falling for connection one curtain sheet unit (1) by this first cord hole (40) that falls after the turnover of this forward breakover portion (47); Please coordinate shown in Fig. 1, the second end of the second stopper rope is by being fallen for this curtain sheet unit (1) of connection by this second cord hole (30) that falls after the inflection of this reverse revers turn part (41).
Pull that to draw elasticity to originate be come from same first spring mechanism (5A) due to this first stopper rope (60) and this second stopper rope (61), therefore be " elastic force homology ", the direction of this reverse revers turn part (41) and the second end of this first stopper rope (60) and this second stopper rope (61) leads all jointly, wherein the second end of this first stopper rope (61) is by falling for connection one curtain sheet unit (1) by this first cord hole (40) that falls after the turnover of this forward breakover portion (47); Second end of the second stopper rope (61) is by falling for this curtain sheet unit (1) of connection by this second cord hole (30) that falls after the inflection of this reverse revers turn part (41), though there is the gap of a little distance, but two guiding processes also level off to identical, therefore in " elastic force homology ", and " jointly leading " this reverse revers turn part (41) is identical with the path convergence in this forward breakover portion (47), therefore makes this curtain sheet unit (1) be subject to this first stopper rope (60) and level off on average with the pulling force of this second stopper rope (61).The stopper strength convergence that can make to be delivered to curtain sheet unit (1) is average, and the deflection or discharge reducing curtain sheet unit (1) has some setbacks with rolling.
This reverse revers turn part (41) is a guide pillar, may also be guide wheel and more reduces friction.This forward breakover portion (47) is a guide pillar, may also be guide wheel and more reduce friction, and this reverse revers turn part (41) and this forward breakover portion (47) are located at framework frame (48) inside respectively, and this framework frame (48) is provided with the body of rod (49) of a cross-over connection between this reverse revers turn part (41) and this forward breakover portion (47), with provide this first stopper rope (60) and this second stopper rope (61) respectively at first around this body of rod (49) more respectively around this forward breakover portion (47) and this reverse revers turn part (41), the body of rod (49) by this cross-over connection makes this first stopper rope (60) and this second stopper rope (61) can first obtain one in coiling process to correct or modify, to work as before this forward breakover portion (47) with this reverse revers turn part (41), first obtain the synchronous coiling state of a convergence.
Refer to shown in Fig. 1,3,4,5, this novel creation second embodiment, if a stopper rope distributor (4), this stopper rope distributor (4) comprises a framework (42), the part of this stopper rope distributor (4) can be contained in this framework (42), and be convenient to the overall installation that locks this top frame (2) in or be embedded and group is established.And this reverse revers turn part (41) to be located at this framework (42) inner and close to the side of this scroll spring unit (5), and to be located at this framework (42) inner and away from the side of this scroll spring unit (5) in this forward breakover portion (47), if a far-end falls rope portion (3), this far-end rope portion (3) that falls can comprise a framework (32), so that be assembled in this top frame (2), and this far-end falls, rope portion (3) are provided with an entrance guide wheel (31), this entrance guide wheel (31) also can smooth and easyly pass through when can allow that this second stopper rope (61) passes through from side or this second stopper rope (61) auxiliary touches, this first cord hole (40) that falls is located at this stopper rope distributor (4) bottom, this second fall cord hole (30) be located at this far-end fall rope portion (3) bottom, to make arrangement of components comparatively firm.
Coordinate shown in Fig. 4, in second embodiment (the first embodiment is also identical), post (52) taken turns by the first round post (51) and one second that this first spring mechanism (5) comprises two mutual folding and unfolding one spring leafs (50), and one provides the third round post (53) of this first stopper rope (60) with the second stopper rope (61) coiling, and this second is taken turns post (52) and this third round post (53) and is provided with an intermeshing gear (521) separately, (531) by this gear (521), (531) engage each other to cushion rotating speed effect as effective.
Coordinate shown in Fig. 7, in a first embodiment (the second embodiment is also identical), this scroll spring unit (5A) more comprises second spring mechanism (5B), post (55) taken turns by the one fourth round post (54) and the 5th of mutual folding and unfolding one spring leaf of this second spring mechanism (5B), and the 5th takes turns post (55) and this first round post (51) and is provided with an intermeshing gear (551) separately, (511) (engaging each other under interlock, therefore this first spring mechanism and the second spring mechanism still belong to elastic force homology), when there being this heavier curtain sheet unit (1), so as to increasing the elastic force of shell fragment.
In the second embodiment, refer to Fig. 4, this first cord hole (40) that falls of this stopper rope distributor (4) formed by the gap of two guide wheels (43) separately, (44) generation, so as to promoting the smooth and easy of hole.Fall this cord hole that falls (30) in rope portion (3) of this far-end is also formed by the gap of two guide wheels (33) separately, (34) generation, also can so as to promoting the smooth and easy of hole.
In the second embodiment, refer to Fig. 4, inner rope portion (3) inside that falls with this far-end of this stopper rope distributor (4) is respectively provided with a right cylinder (45), (35), enter this for this first stopper rope (60) first to fall cord hole (40), and this second stopper rope (61) enters this and second falls before cord hole (30) to being subject to a correcting, to avoid rope because having some setbacks of causing of angle.
Refer to shown in Fig. 4, in second embodiment (the first embodiment is same), this scroll spring unit (5) occupy this stopper rope distributor (4) and this far-end falls between rope portion (3), the position that this first stopper rope (60) and the second stopper rope (61) distance can be made to transfer is comparatively near, and reduces the friction parameter before turnover.Or as shown in Figure 6, also can select and be located at the outside (namely away from this stopper rope turner (4)) of rope portion (3) that fall at this far-end in this top frame (2), so that overhauled by outside nearby or change, or consider this first stopper rope (60) and this second stopper rope (61) fall into the smooth and easy of cord hole, select its position at this top frame (2).
But above-mentioned institute is old, is a preferred embodiment in industry of the present invention, such as according to the equalization change that claims of the present invention is done, all belong to the category of the utility model demand target.
Claims (9)
1. the balanced folding and unfolding structure of a curtain without stretching wire curtain sheet unit, is characterized in that, comprise a top frame, this top frame is provided with one first fall cord hole and one second cord hole that falls, and:
A reverse revers turn part: be located in this top frame;
A forward breakover portion: be located in this top frame;
A scroll spring unit: be located in this top frame, and this scroll spring unit directly or indirectly connects the first stopper rope and the second stopper rope first end separately with one group of first spring mechanism, this the first stopper rope and this second stopper rope are with equidirectional extension, and wherein the second end of this first stopper rope is by falling for connection one curtain sheet unit by this first cord hole that falls after the turnover of this forward breakover portion; Second end of the second stopper rope is by being fallen for this curtain sheet unit of connection by this second cord hole that falls after the inflection of this reverse revers turn part.
2. the balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit as claimed in claim 1, it is characterized in that, this reverse revers turn part is a guide pillar or guide wheel, this forward breakover portion is a guide pillar or guide wheel, and this reverse revers turn part and this forward breakover portion are located at a framework frame inside respectively, and this framework frame is provided with the body of rod of a cross-over connection between this reverse revers turn part and this forward breakover portion, for this first stopper rope and this second stopper rope respectively at first around this body of rod more respectively around this forward breakover portion and this reverse revers turn part.
3. the balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit as claimed in claim 1, it is characterized in that, also be provided with stopper rope distributor, this stopper rope distributor comprises framework, and this reverse revers turn part to be located at this framework inner and close to the side of this scroll spring unit, and to be located at this framework inner and away from the side of this scroll spring unit in this forward breakover portion, the rope portion if a far-end falls, this first cord hole that falls is located at bottom this stopper rope distributor, and this second cord hole that falls is located at this far-end and is fallen bottom rope portion.
4. the balanced folding and unfolding of curtain without stretching wire curtain sheet unit constructs as claimed in claim 2 or claim 3, it is characterized in that, post taken turns by the first round post and second that this first spring mechanism comprises two mutual folding and unfolding spring leafs, and a third round post providing this first stopper rope and the second stopper rope coiling, and this second takes turns post and this third round post is provided with pitch wheel separately.
5. the balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit as claimed in claim 4, it is characterized in that, this scroll spring unit more comprises second spring mechanism, post taken turns by the fourth round post and the 5th of the mutual folding and unfolding spring leaf of this second spring mechanism, and the 5th takes turns post and this first round post is provided with pitch wheel separately.
6. the balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit as claimed in claim 3, is characterized in that, this first cord hole that falls of this stopper rope distributor formed by the gap of two guide wheel generations separately.
7. the balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit as claimed in claim 3, is characterized in that, this far-end this of rope portion cord hole that falls that falls formed by the gap of two guide wheel generations separately.
8. the balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit as claimed in claim 3, it is characterized in that, the inner inside, rope portion that falls with this far-end of this stopper rope distributor is respectively provided with right cylinder, enter this for this first stopper rope first to fall cord hole, and this second stopper rope enters this and second falls before cord hole to being subject to a correcting.
9. the balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit as claimed in claim 3, it is characterized in that, this scroll spring unit occupy this stopper rope distributor and this far-end falls between rope portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520183796.9U CN204627379U (en) | 2015-03-30 | 2015-03-30 | The balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520183796.9U CN204627379U (en) | 2015-03-30 | 2015-03-30 | The balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204627379U true CN204627379U (en) | 2015-09-09 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520183796.9U Active CN204627379U (en) | 2015-03-30 | 2015-03-30 | The balanced folding and unfolding structure of curtain without stretching wire curtain sheet unit |
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| Country | Link |
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| CN (1) | CN204627379U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108433504A (en) * | 2018-05-22 | 2018-08-24 | 楼玲燕 | A kind of sucker based on screw-thread fit |
-
2015
- 2015-03-30 CN CN201520183796.9U patent/CN204627379U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108433504A (en) * | 2018-05-22 | 2018-08-24 | 楼玲燕 | A kind of sucker based on screw-thread fit |
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