CN218563548U

CN218563548U - Bottom beam structure for electric fabric roller shutter

Info

Publication number: CN218563548U
Application number: CN202222674049.8U
Authority: CN
Inventors: 马昌伟; 吕峰; 任宝霖
Original assignee: Nanjing Jinxingyu Energy Saving Technology Co ltd
Current assignee: Nanjing Jinxingyu Energy Saving Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-03
Anticipated expiration: 2032-10-11

Abstract

The utility model relates to an electronic fabric rolls up curtain equipment technical field, concretely relates to floorbar structure for electronic fabric rolls up curtain. The inside of crossbeam has the cavity that holds the balancing weight in this floorbar structure. The balancing weight is embedded in the cavity. The top of crossbeam is provided with the first draw-in groove that links to each other with the tail end of fabric curtain. The bottom of crossbeam is provided with the second draw-in groove. The first clamping groove and the second clamping groove both extend along the axial direction of the cross beam. And a sealing strip is embedded in the second clamping groove. Liang Duan is attached to the end of the beam. Liang Duan is provided with a through slot for the side of the fabric curtain to pass through. 5363 the outer side of Liang Duan is provided with a limit boss embedded in the motorized textile roller shade guide rail assembly. Be provided with spacing boss on Liang Duan in this floorbar structure and imbed in guide rail assembly's slide, further promoted guide rail assembly to the spacing effect of fabric curtain side, optimized the bottom structure of fabric curtain of rolling up, avoided the fabric curtain to take place to deflect in vertical face, and then promoted the stability of fabric curtain operation.

Description

Bottom beam structure for electric fabric roller shutter

Technical Field

The utility model relates to an electronic fabric rolls up curtain equipment technical field, concretely relates to floorbar structure for electronic fabric rolls up curtain.

Background

At present, the electric fabric roller blinds for external sunshade are fixedly installed on the outer wall of a building through a housing. The head end of the fabric roller shutter is inserted into a driving shaft of the driving component through an upper buckle strip. The tail end of the fabric roller shutter is clamped in the lower buckling strip groove of the bottom beam through the lower buckling strip. The side edge of the fabric roller shutter is provided with a roller shutter side bulge. The surfaces of the left guide rail and the right guide rail which are opposite are provided with guide grooves. The guide groove is connected with a buckling groove in a clamping manner, and a sliding groove is connected in the buckling groove in an inserting manner. The rolling curtain side is inserted into the track of the sliding chute in a convex way.

In order to further improve the unfolding effect of the fabric roller blind in the direction of gravity, a counterweight is usually connected to the tail end of the fabric roller blind as a support structure. The balancing weight provides tension for the fabric roller shutter in the gravity direction, and therefore stability of the fabric roller shutter in the winding and unwinding processes is improved. However, the side edge of the fabric roller shutter is lack of a limiting structure, and the fabric roller shutter is easy to deflect in the sun shading surface in the folding and unfolding process, so that the rolling smoothness of the fabric roller shutter is influenced. When outdoor wind power is too large, S-shaped folds can even appear on the sun-shading surface of the fabric roller shutter, and the sun-shading effect is greatly influenced.

In summary, in the process of using the electric fabric roller blind, how to design a bottom beam structure to optimize the bottom structure of the fabric roller blind and improve the running stability of the fabric roller blind becomes a technical problem to be solved by those skilled in the art.

Disclosure of Invention

An object of the utility model is to provide a floorbar structure for the in-process that electronic fabric book curtain used for optimize the bottom structure that the fabric rolled up the curtain, promote the stability that the curtain moved is rolled up to the fabric.

In order to achieve the above purpose, the utility model adopts the following scheme: the utility model provides a floorbar structure for electronic fabric roller shutter, includes crossbeam, balancing weight and Liang Duan;

the fabric curtain is characterized in that a cavity for accommodating a balancing weight is formed in the beam, the balancing weight is embedded in the cavity, a first clamping groove connected with the tail end of the fabric curtain is formed in the top of the beam, a second clamping groove is formed in the bottom of the beam, the first clamping groove and the second clamping groove both extend along the axial direction of the beam, and a sealing strip is embedded in the second clamping groove;

liang Duan is connected with the end of the beam, a through groove for the side edge of the fabric curtain to pass through is arranged on Liang Duan, and a limit boss embedded in the electric fabric curtain rolling guide rail component is arranged on the outer side of Liang Duan.

As preferred, electronic fabric rolls up curtain guide rail subassembly includes the guide rail base, the guide rail lid, compound guide rail and zip fastener slide rail, the lateral wall of guide rail base links to each other with building structure, the guide rail lid passes through the fastener and links to each other with the guide rail base, the guide rail is covered to have the first spout that holds compound guide rail, the inside of compound guide rail has the second spout that holds the zip fastener slide rail, the inside of zip fastener slide rail has the third spout to the side formation direction of fabric curtain, the embedding of compound guide rail is in first spout, the embedding of zip fastener slide rail is in the second spout, the side embedding of fabric curtain is in the third spout. So set up, reduced the degree of difficulty of guide rail assembly, the side of the fabric curtain of being convenient for links to each other with guide rail assembly, is favorable to guide rail assembly to form spacingly to the floorbar structure, has promoted the stability of fabric curtain operation.

Preferably, the edge of the second sliding groove of the composite guide rail is provided with a baffle, the pair of baffles extends along the axial direction of the composite guide rail, a sliding way for limiting the beam end seat is arranged between the pair of baffles, and the beam end seat is embedded in the sliding way. So set up, the embedding of beam-ends seat has further promoted the spacing effect of compound guide rail to fabric curtain side in the slide of compound guide rail, has avoided the fabric curtain to take place to deflect in vertical face, and then has further promoted the stability of fabric curtain operation.

Preferably, the beam end seat is connected with the end part of the beam through a fastener, and the tail end of the fabric curtain is wound in the first clamping groove. So set up, be convenient for Liang Duan implement the assembly with the side of crossbeam and fabric curtain respectively, improved assembly efficiency, be favorable to accelerating electronic fabric roller shutter site operation progress.

Preferably, the cross beam is made of aluminum alloy sections, and the cross section of the cavity is rectangular.

Preferably, the balancing weight comprises a lead block and a magnet block, the lead block and the magnet block are both embedded in the cavity of the cross beam, the magnet block is located at the lower portion of the cavity, and the lead block is located above the magnet block. So set up, the magnet piece is used for providing magnetic force for the crossbeam, and then is favorable to crossbeam and windowsill closely to laminate, has promoted the leakproofness of floorbar structure bottom, and the lead block is used for further optimizing the size structure of crossbeam, reduces the thickness and the height of floorbar structure to and be used for promoting the corrosion resisting property of balancing weight.

Preferably, be provided with the elastic support strip in the second spout, be provided with the pressure-bearing step on the lateral wall of zip fastener slide rail, a pair of elastic support strip is the symmetry along the extending direction of composite guideway and arranges, and the elastic support strip has the link that links to each other with composite guideway to and the end that compresses tightly that contacts with the pressure-bearing step. So set up, the elastic support strip forms linear support between zip fastener slide rail and compound guide rail, has optimized steel wire spring's among the prior art point bearing structure, provides more even tension for the fabric curtain on the horizontal direction, and when strong wind blows on the fabric curtain, the elastic support strip provides even tension for the zip fastener slide rail, has further promoted the smoothness nature that the fabric curtain receive and releases.

The utility model provides a pair of a floorbar structure for electronic fabric roller shutter compares with prior art, has following substantive characteristics and progress: this a floorbar structure for electronic fabric rolls up curtain links to each other with the tail end of fabric curtain through the first draw-in groove on the crossbeam, the sealing strip passes through the bottom of second draw-in groove and crossbeam and links to each other, sealing performance for promoting the floorbar structure, the balancing weight is used for increaseing the fabric curtain at the ascending tension of perpendicular and horizontal direction, the roughness of fabric curtain in receiving and releasing the in-process has further been improved on the one hand, on the other hand has further promoted the fabric curtain and has prevent wind the performance under the expansion state, be provided with spacing boss embedding in the slide of guide rail set spare on the roof beam end seat, further promoted the spacing effect of guide rail set spare to fabric curtain side, the substructure of the fabric curtain has been optimized, the fabric curtain has been avoided taking place to deflect in vertical face, and then the stability of fabric curtain operation has been promoted.

Drawings

Fig. 1 is a schematic perspective view of a bottom beam structure for an electric fabric roller blind according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of a bottom beam structure for an electric fabric roller blind according to an embodiment of the present invention;

FIG. 3 is a schematic view of the assembly of Liang Duan with a rail assembly;

fig. 4 is a partially enlarged schematic view at a in fig. 1.

Reference numerals: 1. a cross beam; 2. liang Duan; 3. a guide rail assembly; 4. a balancing weight; 5. a first card slot; 6. a second card slot; 7. a sealing strip; 21. a through groove; 22. a limiting boss; 31. a guide rail base; 32. a guide rail cover; 33. a composite guide rail; 34. a zipper slide; 35. an elastic support bar; 36. and a baffle plate.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings.

A sill structure for a motorized fabric roller shade as shown in fig. 1-4, for optimizing the bottom structure of the fabric roller shade. The bottom beam structure is connected with the tail end of the fabric curtain through a first clamping groove in the cross beam, and the sealing strip is connected with the bottom of the cross beam through a second clamping groove to improve the sealing performance of the bottom beam structure. The balancing weight is used for increasing the tension of the fabric curtain in the vertical and horizontal directions, so that the flatness of the fabric curtain in the folding and unfolding processes is further improved on the one hand, and the wind-proof performance of the fabric curtain in the unfolding state is further improved on the other hand. Liang Duan is provided with a limiting boss embedded in a slide way of the guide rail assembly, so that the limiting effect of the guide rail assembly on the side edge of the fabric curtain is further improved, the bottom structure of the fabric curtain is optimized, the fabric curtain is prevented from deflecting in a vertical plane, and the running stability of the fabric curtain is further improved.

As shown in fig. 1 and fig. 2, a bottom beam structure for an electric fabric roller blind includes a cross beam 1, a weight block 4, and a beam end base 2; . The inside of the beam 1 has a cavity that accommodates a counterweight 4. The balancing weight 4 is embedded in the cavity. The top of the beam 1 is provided with a first clamping groove 5 connected with the tail end of the fabric curtain. The bottom of crossbeam 1 is provided with second draw-in groove 6. The first locking groove 5 and the second locking groove 6 both extend in the axial direction of the cross beam 1. A sealing strip 7 is embedded in the second clamping groove 6.

As shown in fig. 3, the beam end mount 2 is connected to the end of the cross beam 1. Liang Duan 2 is provided with a through slot 21 for the side of the fabric curtain to pass through. 5363 and 5363 a limiting boss 22 embedded in the motorized textile roller shade guide rail assembly 3 is provided on the outside of Liang Duan.

Wherein, the crossbeam 1 is made for the aluminum alloy ex-trusions. The cross section of the cavity is rectangular. The weight 4 includes a lead block and a magnet block. The lead block and the magnet block are both embedded in the cavity of the beam 1. The magnet block is positioned at the lower part of the cavity, and the lead block is positioned above the magnet block. So set up, the magnet piece is used for providing magnetic force for crossbeam 1, and then is favorable to crossbeam 1 and the windowsill closely to laminate, has promoted the leakproofness of floorbar structure bottom, and the lead block is used for further optimizing crossbeam 1's size structure, reduces the thickness and the height of floorbar structure to and be used for promoting the corrosion resisting property of balancing weight 4.

As shown in fig. 3, the motorized fabric roller shade guide rail assembly 3 includes a guide rail base 31, a guide rail cover 32, a composite guide rail 33, and a zipper slide 34. The side walls of the rail base 31 are connected to the building structure. The rail cover 32 is connected to the rail base 31 by a fastener. The guide cover 32 has a first runner thereon that receives a composite guide 33. The interior of the composite rail 33 has a second runner that receives a zipper slide 34. The interior of the zipper slide 34 has a third runner that guides the side of the fabric curtain. The composite rail 33 is embedded in the first runner. The zipper slide 34 is embedded in the second runner. The side edge of the fabric curtain is embedded in the third sliding groove. So set up, reduced the degree of difficulty of 3 assemblies of guide rail set spare, the side of the fabric curtain of being convenient for links to each other with guide rail set spare 3, is favorable to guide rail set spare 3 to the floorbar structural formation spacing, has promoted the stability of fabric curtain operation.

In order to further improve the limiting effect of the guide rail assembly 3 on the bottom beam structure, as shown in fig. 3, a baffle 36 is arranged at the edge of the second sliding groove of the composite guide rail 33. A pair of baffles 36 extend axially along the compound guide rail 33. A slideway which limits the beam end seat 2 is arranged between the pair of baffles 36. Liang Duan 2 is embedded in the slide. So set up, liang Duan imbeds in the slide of composite guide rail 33, has further promoted composite guide rail 33 to the spacing effect of fabric curtain side, has avoided the fabric curtain to take place to deflect in vertical face, and then has further promoted the stability of fabric curtain operation.

Wherein, the second chute is provided with an elastic support bar 35. The side walls of the zipper slide 34 are provided with pressure-bearing steps. The pair of elastic support bars 35 are symmetrically arranged along the extending direction of the composite guide rail 33. The elastic support strip 35 has a connection end connected to the composite guide rail 33, and a compression end contacting the pressure-bearing step. So set up, elastic support strip 35 forms linear support between zip fastener slide rail 34 and compound guide rail 33, has optimized steel wire spring's among the prior art point bearing structure, provides more even tension for the fabric curtain on the horizontal direction, and when strong wind blows on the fabric curtain, elastic support strip 35 provides even tension for zip fastener slide rail 34, has further promoted the smoothness nature that the fabric curtain receive and releases.

For example, the composite guide rail 33 and the elastic support bar 35 are integrally formed by soft and hard co-extrusion of PVC strips and TPE strips, respectively. The elastic support strip 35 includes a first lath, a second lath, a third lath and a fourth lath connected in sequence. The connecting ends of the resilient support strips 35 are located on the first slats which are connected to the composite guide rail. The first lath is used as a connecting strip for the whole elastic supporting strip 35 and the composite guide rail 33 which are formed integrally by soft and hard co-extrusion. The pressing end of the elastic support strip 35 is located on the fourth strip, and the outer side surface of the fourth strip is in contact with the pressure-bearing step of the zipper slide 34.

As shown in fig. 4, liang Duan 2 is attached to the end of beam 1 by fasteners. The tail end of the fabric curtain is wound in the first clamping groove 5. So set up, be convenient for Liang Duan implement the assembly with the side of crossbeam 1 and fabric curtain respectively, improved assembly efficiency, be favorable to accelerating electronic fabric roller shutter site operation progress.

The present invention is not limited to the specific technical solutions described in the above embodiments, and other embodiments can be provided in addition to the above embodiments. It should be understood by those skilled in the art that any modifications, equivalent substitutions, improvements and the like that are made within the spirit and principle of the present invention are within the scope of the present invention.

Claims

1. A bottom beam structure for an electric fabric roller shutter is characterized by comprising a cross beam, a balancing weight and Liang Duan;

liang Duan is connected with the end of the crossbeam, liang Duan is provided with a through groove for the side edge of the fabric curtain to pass through, and the outer side of Liang Duan is provided with a limit boss embedded in the electric fabric curtain rolling guide rail component.

2. The sill structure for a motorized textile roller shade of claim 1, wherein the motorized textile roller shade guide rail assembly includes a guide rail base, a guide rail cover, a composite guide rail, and a zipper slider, wherein the side wall of the guide rail base is connected to the building structure, the guide rail cover is connected to the guide rail base by a fastener, the guide rail cover has a first slot for receiving the composite guide rail, the composite guide rail has a second slot for receiving the zipper slider, the zipper slider has a third slot for guiding the side of the textile shade, the composite guide rail is embedded in the first slot, the zipper slider is embedded in the second slot, and the side of the textile shade is embedded in the third slot.

3. The sill structure for an electromotive fabric roller blind as claimed in claim 2, wherein a pair of baffles are provided at the edge of the second sliding slot of the composite guide rail, a pair of baffles extends axially along the composite guide rail, a slide for limiting the beam end seat is provided between the pair of baffles, and the Liang Duan is embedded in the slide.

4. The sill structure for a motorized fabric roller shade of claim 1, wherein the Liang Duan is attached to the end of the cross beam by a fastener, the trailing end of the fabric shade being wound into the first slot.

5. The sill structure for an electric fabric roller shutter according to claim 1, wherein the cross member is made of an aluminum alloy section bar and the cavity has a rectangular cross section.

6. The sill structure for an electric fabric roller shutter according to claim 1, wherein the weight member includes a lead block and a magnet block, both of which are embedded in the cavity of the cross member, the magnet block being located at a lower portion of the cavity, the lead block being located above the magnet block.

7. The sill structure of claim 3, wherein the second sliding groove has a resilient support bar, the side walls of the slide fastener rails have a pressure-bearing step, a pair of resilient support bars are symmetrically arranged along the extension direction of the composite guide rail, and the resilient support bars have a connecting end connected to the composite guide rail and a pressing end contacting the pressure-bearing step.