CN103590740B - Rotatable roller blind supporting base and roller blind - Google Patents
Rotatable roller blind supporting base and roller blind Download PDFInfo
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- CN103590740B CN103590740B CN201310544211.7A CN201310544211A CN103590740B CN 103590740 B CN103590740 B CN 103590740B CN 201310544211 A CN201310544211 A CN 201310544211A CN 103590740 B CN103590740 B CN 103590740B
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- roller shutter
- swiveling wheel
- rotatable roller
- roller blind
- arc
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Abstract
The invention provides a rotatable roller blind supporting base and a roller blind and belongs to the field of building components. The rotatable roller blind supporting base solves the problem that an existing roller blind supporting base is troublesome to disassemble and assemble. The rotatable roller blind supporting base comprises a support, an annular base fixed to the surface of the support, a rotating wheel connected to the outer surface of the annular base and positioning assemblies. The annular base comprises an annular disk and a plurality of arc-shaped bosses arranged on the surface of the annular disk along the circumference, wherein the inner diameter of each arc-shaped boss is smaller than the inner diameter of the annular disk to form a protruding arc. A center hole is formed in the axis of the rotating wheel, fan-shaped openings from the radial directions of the circumference to the center hole are formed in the rotating wheel, and elastic pieces stretching into the fan-shaped openings are arranged on the side walls of the fan-shaped openings; an annular groove is formed in the lateral circumferential surface of the rotating wheel, and the protruding arcs of the arc-shaped bosses are clamped into the annular groove; a plurality of positioning holes are formed in the surface of the support along the circumference, mounting holes are formed in the positions, deviating from the center hole, of the rotating wheel, and the positioning assemblies pass through the mounting holes and the positioning holes. The rotatable roller blind supporting base is simple in structure and convenient to disassemble and assemble.
Description
Technical field
The invention belongs to building unit field, relate to that a kind of roller shutter parts, particularly a kind of structure are simple, the rotatable roller shutter bearing of easy accessibility and roller shutter.
Background technology
Roller shutter generally includes the curtain rod hanging with cord and the roll bar assembly realizing curtain rod rotation, drive cord to pack up or put down.In order to rotate, curtain rod two ends need to insert respectively on a roller shutter bearing, and this roller shutter bearing is provided with square hole or circular hole, and the corresponding rotary driving wheel in curtain rod two ends or driven pulley outer end are provided with square column axle or cylinder axis, in its square hole accordingly inserting roller shutter bearing or circular hole, realize steadily rotating.
But use existing roller shutter bearing, if need when roller shutter is pulled down from bearing very inconvenient, needing the bearing being fixed on wall or in window frame to disassemble, could curtain rod be taken out, consuming timely to take a lot of work.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose that a kind of structure is simple, the rotatable roller shutter bearing of easy accessibility and roller shutter.
Object of the present invention realizes by following technical proposal: a kind of rotatable roller shutter bearing, for installing roller shutter, comprise the support be fixedly connected with wall or curtain cover, the annular base being fixed on described rack surface, the swiveling wheel being connected to described annular base external surface and positioning component;
Described annular base comprises circle ring disk, and described circle ring disk is circumferentially provided with multiple arc boss on the surface, interval between adjacent two arc boss and form sector open, and the internal diameter of each described arc boss is less than described circle ring disk internal diameter and forms protrusion arc;
Described swiveling wheel is provided with centre bore in axle center, and described swiveling wheel offers the sector open leading to described centre bore from circumference radial direction, and the radial sidewalls of described sector open is provided with the flexure strip stretched in described sector open; Described swiveling wheel is provided with annular groove towards the one side of described annular base, and the protrusion arc of described arc boss snaps in described annular groove;
Described rack surface is circumferentially provided with multiple locating hole along one, and the position of described swiveling wheel departing from described centre bore is provided with installing hole, and described positioning component through described installing hole and locating hole, and can rotate with described swiveling wheel and snap in different locating holes.
In above-mentioned rotatable roller shutter bearing, the bottom surface towards described annular base of described swiveling wheel is provided with protruding elasticity and supports sheet.
In above-mentioned rotatable roller shutter bearing, described elasticity is supported sheet end and is connected on described swiveling wheel, and front end is free end, and the surface towards described support of front end is provided with curved surface salient point, and described curved surface salient point can buckle in the locating hole of described support.
In above-mentioned rotatable roller shutter bearing, described elasticity is supported sheet and is provided with multiple, all along the circumferential direction extends.
In above-mentioned rotatable roller shutter bearing, described support is right angle L shape, comprises the top board and side plate that is vertical with described top board, that be connected with described annular base that are fixedly connected with wall or curtain cover.
In above-mentioned rotatable roller shutter bearing, described annular base is combined into by two semicircular ring, each described semicircular ring is respectively provided with two arc boss.
In above-mentioned rotatable roller shutter bearing, described side plate external surface is provided with cannelure, and the circle ring disk of described annular base to be placed in described cannelure and to be fixed by securing member.
In above-mentioned rotatable roller shutter bearing, described swiveling wheel excircle is provided with the profile of tooth tooth that a circle is conveniently stirred.
In above-mentioned rotatable roller shutter bearing, the spring that described positioning component comprises round end pin, holding screw and is positioned at therebetween.
The present invention also protects a kind of roller shutter, comprises roller shutter curtain rod and above-mentioned rotatable roller shutter bearing, and the two ends of described roller shutter curtain rod are inserted in the centre bore of described swiveling wheel from described sector open radial direction.
Compared with prior art, adopt rotatable roller shutter bearing of the present invention, for being arranged on roller shutter curtain rod two ends, make it align with sector grooves by rotation wheel or stagger and realize moving radially or locked location of roller shutter curtain rod, its structure is simple, easy accessibility, time saving and energy saving, there is good application prospect.
Accompanying drawing explanation
Fig. 1 is the part explosive view of rotatable roller shutter bearing of the present invention;
Fig. 2 is another view of rotatable roller shutter support part explosive view shown in Fig. 1;
Fig. 3 is the assembly structure figure of rotatable roller shutter bearing of the present invention;
Fig. 4 is the sectional view of rotatable roller shutter bearing shown in Fig. 3;
Fig. 5 is the structural representation of roller shutter of the present invention;
Fig. 6 is another view of roller shutter shown in Fig. 5.
In figure, 1, tapping screw; 2, support; 21, locating hole; 3, annular base; 31, circle ring disk; 32, arc boss; 33, sector grooves; 4, swiveling wheel; 41, flexure strip; 42, centre bore; 43, installing hole; 44, elasticity supports sheet; 45, sector open; 46, annular groove; 5, round end pin; 6, holding screw; 7, spring; 8, roller shutter curtain rod.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1 and Figure 2, rotatable roller shutter bearing of the present invention comprises support 2, annular base 3, swiveling wheel 4, positioning component.
Support 2 is right angle L shape, and the top board comprising level and the side plate be connected with top board end, the two is orthogonal.Wherein, top board is used for being connected with wall or the curtain cover that is fixedly assembled to wall, and side plate is then for being connected by securing member such as screw with annular base 3.On side plate, with its center for the center of circle is provided with a circle hole 21, be 8 locating holes 21 in the present embodiment.
Annular base 3 is arranged on the inner surface of side plate, and the center conllinear of its central axis and side plate.Annular base 3 comprises two semicircular ring, and each semicircular ring comprises semicircular ring dish and two arc boss, 32, two the semicircular ring dishes be positioned in semicircular ring panel surface and is combined into an overall circle ring disk 31.Interval between adjacent two arc boss 32 and with circle ring disk 31 surface form sector grooves 33.
Arc boss 32 comprises exterior arc surface and inner arc surface, and the external diameter of exterior arc surface is identical with the external diameter of circle ring disk, and the internal diameter of inner arc surface is less than the internal diameter of circle ring disk 31 and becomes protruding arc relative to circle ring disk 31 medial surface.
Swiveling wheel 4 is disc, and it is contained in the opposite side of the side plate dorsad of arc boss 32 on the surface.The axle center of swiveling wheel 4 is provided with centre bore 42, and swiveling wheel 4 is radially provided with the sector open 45 leading to centre bore from external peripheral surface.And, as shown in Figure 3, the side sidewall of sector open 45 is provided with flexure strip 41, flexure strip 41 one end is arranged on sector open 45, end extends to sector open 45 center, make flexure strip 41 end be less than the internal diameter of centre bore to the distance of sector open 45 opposite side sidewall, and when being extruded can there is elastic deformation to the direction away from opposite side sidewall in flexure strip 41.
Further, as shown in Figure 4, the side towards arc boss 32 of swiveling wheel 4 is provided with step lateral circumference face, and this step periphery and spoke face, sector open 45 place connect and compose annular groove 46.Two semicircular ring fasten from two side direction centers respectively, and make the protrusion arc of arc boss 32 snap in annular groove 46, swiveling wheel 4 connection can be limited it and move axially, and can be rotated about axis.After having assembled, then two semicircular ring are fixedly attached on side plate.
As shown in Figure 2, the protruding elasticity that is also provided with on the bottom surface of annular base 3 of swiveling wheel 4 supports sheet 44.In the present embodiment, elasticity supports sheet 44 to be had multiple, is specially 2, and each elasticity is supported sheet 44 and along the circumferential direction extended.Adopt elasticity to support sheet 44, can flexibly be against on side plate, strengthen structural stability therebetween.
Further, elasticity supports sheet 44 as shown in Figure 2, and end is connected with swiveling wheel 4 bottom surface, and the other end is free end, and the surface towards support 2 of free end is provided with curved surface salient point, is specially spherical calotte in the present embodiment.The curved surface salient point of free end is slightly to bottom surface outer lug, and free end can flush to swiveling wheel 4 bottom surface in elastic deformation under external force and being pressed back.
The side towards swiveling wheel 4 of support 2 is provided with multiple locating hole 21 on the surface, and multiple locating hole 21 equidistantly distributes around a circumference, and this circumference and multiple elasticity support the circumference concentrically axle at sheet 44 place, and radius is identical.Then will buckle in this locating hole 21 this curved surface salient point time corresponding with one of them locating hole 21 position when swiveling wheel 4 turns to curved surface salient point, and be left locating hole 21 when swiveling wheel 4 leaves this locating hole 21 by upspringing.In the action buckling into and leave, small vibrations can be brought and the sense that pauses, also with tiny occlusion sound, thus the use feel of user can be improved, obtain good Consumer's Experience.
Further, for the ease of stirring swiveling wheel 4, in the present embodiment, swiveling wheel 4 excircle is provided with a circle profile of tooth tooth, can increasing friction force, conveniently stir.
Positioning component as shown in Figure 1 and Figure 2, the spring 7 comprising round end pin 5, holding screw 6 and be positioned at therebetween.Positioning component enters into locating hole 21 from the installing hole 43 of eccentric setting swiveling wheel 4 through annular base 3, and wherein round end pin 5 is arranged in locating hole 21, and holding screw 6 is arranged in installing hole 43.When stirring swiveling wheel 4, make it according to when carrying out circular motion under the fiting constraint of protruding arc and annular groove, round end pin 5 is driven and leaves one of them locating hole 21, and inserts in this locating hole under the thrust of spring 7 when reaching another locating hole.This design can prevent relatively rotating of in non-artificial situation swiveling wheel 4 and annular base 3.
The present invention also protects a kind of roller shutter, below in conjunction with this rotatable roller shutter bearing its action principle of application note in roller shutter.As shown in Figure 5, Figure 6, described roller shutter comprises the roller shutter curtain rod that hangs with cord and two above-mentioned rotatable roller shutter bearings, and two rotatable roller shutter bearings lay respectively at the two ends of roller shutter curtain rod, are described below by for the structure of left end.
As shown in Figure 5, Figure 6, the end face towards rotatable roller shutter bearing of roller shutter curtain rod 8 is provided with protruding circular shaft, and the diameter of this circular shaft is suitable with the centre bore 42 of swiveling wheel 4.
When roller shutter curtain rod 8 installed by needs, stir swiveling wheel 4, the sector open 45 of swiveling wheel 4 is alignd with the sector grooves 33 of annular base 3, the circular shaft of roller shutter curtain rod 8 is made to align in the space that formed perpendicular to side plate in the radial centre bore 42 moving to swiveling wheel 4 inwards of excircle from sector open 45 and sector grooves 33, flexure strip 41 is pushed open by the circular shaft of roller shutter curtain rod 8, after circular shaft enters centre bore, flexure strip 41 resets, and can prevent circular shaft radial direction from skidding off.Then rotation wheel 4, sector open 45 and sector grooves 33 are staggered, the round end pin 5 of positioning component correspondingly moves in other locating hole 21, now roller shutter curtain rod 8 radial direction is blocked by arc boss 32 and can not move radially, realizing the installation of roller shutter curtain rod.
Otherwise, when needs dismounting roller shutter curtain rod 8, stir swiveling wheel 4, sector open 45 alignd with sector grooves 33, roller shutter curtain rod 8 radially can be taken out from sector open 45.
In sum, adopt rotatable roller shutter bearing of the present invention, for being arranged on roller shutter curtain rod two ends, make it align with sector grooves by rotation wheel or stagger and realize moving radially or locked location of roller shutter curtain rod, its structure is simple, easy accessibility, time saving and energy saving, there is good application prospect.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ the terms such as roller shutter, bearing, swiveling wheel, boss herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (9)
1. a rotatable roller shutter bearing, for installing roller shutter curtain rod, it is characterized in that, comprise the support be fixedly connected with wall or curtain cover, the annular base being fixed on described support inner surface, be connected to swiveling wheel, positioning component that described annular base deviates from support one side surface;
Described annular base comprises circle ring disk, and described circle ring disk is circumferentially provided with multiple arc boss on the surface, interval between adjacent two arc boss and form sector grooves, and the internal diameter of each described arc boss is less than described circle ring disk internal diameter and forms protrusion arc;
Described swiveling wheel is provided with centre bore in axle center, and described swiveling wheel offers the sector open leading to described centre bore from circumference radial direction, and the radial sidewalls of described sector open is provided with the flexure strip stretched in described sector open; The lateral circumference face of described swiveling wheel is provided with annular groove, and the protrusion arc of described arc boss snaps in described annular groove;
Described rack surface is circumferentially provided with multiple locating hole along one, and the position of described swiveling wheel departing from described centre bore is provided with installing hole, and described positioning component through described installing hole and locating hole, and can rotate with described swiveling wheel and snap in different locating holes.
2. rotatable roller shutter bearing according to claim 1, is characterized in that, the bottom surface towards described support of described swiveling wheel is provided with protruding elasticity and supports sheet.
3. rotatable roller shutter bearing according to claim 2, is characterized in that, described elasticity is supported sheet and is provided with multiple, all along the circumferential direction extends.
4. rotatable roller shutter bearing according to claim 2, it is characterized in that, described elasticity is supported sheet end and is connected on described swiveling wheel, and front end is free end, and the surface towards described support of front end is provided with curved surface salient point, described curved surface salient point can buckle in the locating hole of described support.
5. rotatable roller shutter bearing according to claim 1, is characterized in that, described support is right angle L shape, comprises the top board and side plate that is vertical with described top board, that be connected with described annular base that are fixedly connected with wall or curtain cover.
6. rotatable roller shutter bearing according to claim 1, is characterized in that, described annular base is combined into by two semicircular ring, each described semicircular ring is respectively provided with two arc boss.
7. rotatable roller shutter bearing according to claim 1, is characterized in that, described swiveling wheel excircle is provided with the profile of tooth tooth that a circle is conveniently stirred.
8. rotatable roller shutter bearing according to claim 1, is characterized in that, the spring that described positioning component comprises round end pin, holding screw and is positioned at therebetween.
9. a roller shutter, is characterized in that, comprises the rotatable roller shutter bearing described in roller shutter curtain rod and any one of claim 1 to 8, and the two ends of described roller shutter curtain rod are inserted in the centre bore of described swiveling wheel from described sector open radial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544211.7A CN103590740B (en) | 2013-11-06 | 2013-11-06 | Rotatable roller blind supporting base and roller blind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544211.7A CN103590740B (en) | 2013-11-06 | 2013-11-06 | Rotatable roller blind supporting base and roller blind |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103590740A CN103590740A (en) | 2014-02-19 |
| CN103590740B true CN103590740B (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310544211.7A Active CN103590740B (en) | 2013-11-06 | 2013-11-06 | Rotatable roller blind supporting base and roller blind |
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| Country | Link |
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| CN (1) | CN103590740B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116692613A (en) * | 2019-02-22 | 2023-09-05 | 胡斯华纳有限公司 | Hose box assembly |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2276237C (en) * | 1998-06-22 | 2007-05-01 | Hunter Douglas Inc. | Control and suspension system for a covering for architectural openings |
| GB2393203B (en) * | 2003-08-19 | 2004-08-11 | Louver Lite Ltd | Improvements in control units |
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| CN103590740A (en) | 2014-02-19 |
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Address after: 315127 jishigang town shanxiazhuang village Haishu District Ningbo City Zhejiang Province Patentee after: NINGBO XIANFENG NEW MATERIAL Co.,Ltd. Address before: 315127 jishigang town shanxiazhuang village, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: NINGBO XIANFENG NEW MATERIAL Co.,Ltd. |
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