CN113749501A - Telescopic electric curtain rail - Google Patents
Telescopic electric curtain rail Download PDFInfo
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- CN113749501A CN113749501A CN202111013534.4A CN202111013534A CN113749501A CN 113749501 A CN113749501 A CN 113749501A CN 202111013534 A CN202111013534 A CN 202111013534A CN 113749501 A CN113749501 A CN 113749501A
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- Prior art keywords
- belt
- slide rail
- wheel
- pulley
- belt wheel
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47H—FURNISHINGS FOR WINDOWS OR DOORS
- A47H1/00—Curtain suspension devices
- A47H1/04—Curtain rails
- A47H1/08—Curtain rails extensible
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The invention discloses a telescopic electric curtain rail, which comprises a first slide rail and a second slide rail which are in sliding telescopic connection, wherein a first belt is installed in the first slide rail and is provided with a first pulley which is pulled by the first belt, a second belt is installed in the second slide rail and is provided with a second pulley which is pulled by the second belt, the first pulley and the second pulley adopt pulleys with the same structure, the pulley comprises a sliding piece, a clamping piece and a connecting piece, wherein the sliding piece is slidably arranged on a first sliding rail/a second sliding rail, two rows of slots corresponding to the positions of a first belt and a second belt are arranged on the sliding piece in the width direction, the clamping piece comprises an insertion part which can be inserted into any slot on the sliding piece and a clamping part which is connected with the insertion part and is used for being clamped with the first belt/the second belt, and the connecting piece is fixed outside the sliding piece. The invention solves the problem that the pulleys on the two slide rails of the existing electric curtain rail have different structures and can not be exchanged universally.
Description
Technical Field
The invention relates to the technical field of electric curtains, in particular to a telescopic electric curtain rail.
Background
The electric curtain is a device which drives the curtain to move back and forth along the track by a motor so as to realize automatic opening and closing of the curtain. In the prior art, the track of the electric curtain is generally designed to be a telescopic structure, so that the length of the track can be conveniently adjusted during installation, and the installation requirements of curtains with different widths can be met.
The existing pulley for the electric curtain rail comprises two sliding rails in sliding telescopic connection, a belt is respectively installed in the two sliding rails, the two belts are driven by a transmission device, when a motor drives one of the belts to rotate, the other belt can synchronously rotate, when the two belts rotate, each belt respectively drives one pulley to slide, and then curtains on two sides are driven by the pulleys to synchronously open or close.
To the condition that the belt on two slide rails staggers the setting in width direction, the position that coasters on two slide rails and corresponding belt are connected is different, leads to the coaster structure on two slide rails different, can not general interchange, therefore in production, need make the coaster of two kinds of different shape structures, not only can increase manufacturing cost, but also the coaster configuration of two slide rails appears easily and has the condition that the mistake leads to the unable installation of coaster.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a telescopic electric curtain rail, which aims to solve the problem that the pulleys on two sliding rails of the conventional electric curtain rail have different structures and cannot be exchanged universally.
The invention provides a telescopic electric curtain rail, which comprises a first slide rail and a second slide rail which are in sliding telescopic connection along the axial direction; a first main transmission box and a first auxiliary transmission box are respectively arranged at two ends of the first slide rail, a first belt wheel is installed in the first main transmission box, a second belt wheel is installed in the first auxiliary transmission box, a first belt penetrating through the first slide rail is sleeved between the first belt wheel and the second belt wheel, and a first pulley pulled by the first belt is slidably installed at one side of the first slide rail; a second main transmission box and a second auxiliary transmission box are respectively arranged at two ends of the second slide rail, the first auxiliary transmission box is arranged between the second main transmission box and the second auxiliary transmission box, the second auxiliary transmission box is arranged between the first main transmission box and the first auxiliary transmission box, a third belt wheel is installed in the second main transmission box, a fourth belt wheel is installed in the second auxiliary transmission box, a second belt penetrating through the second slide rail is sleeved between the third belt wheel and the fourth belt wheel, and a second pulley pulled by the second belt is slidably installed at one side of the second slide rail; the first belt and the second belt are arranged in a staggered mode in the width direction and are driven by a transmission mechanism;
the first pulley and the second pulley are pulleys with the same structure, each pulley comprises a sliding piece, a clamping piece and a connecting piece, the sliding pieces are slidably mounted on the first sliding rail/the second sliding rail, two rows of slots corresponding to the positions of the first belt and the second belt respectively are formed in the sliding pieces in the width direction, each clamping piece comprises an insertion portion and a clamping portion, the insertion portions are fixedly connected to any one of the slots on the sliding pieces, the clamping portions are connected with the insertion portions and used for being clamped with the first belt/the second belt, and the connecting pieces are fixedly arranged on the outer portions of the sliding pieces and used for being connected with the curtain.
Further, drive mechanism including install in fifth band pulley, first leading wheel and the second leading wheel in the first auxiliary transmission case, the coaxial one end of locating the second band pulley of fifth band pulley can be followed the axial activity, the relative side of second band pulley and fifth band pulley all is provided with the latch, the latch of fifth band pulley tip can mesh with the latch of second band pulley tip or separate, the both sides of fifth band pulley are located respectively to first leading wheel and second leading wheel, first belt is walked around in proper order first leading wheel, fifth band pulley and second leading wheel.
Furthermore, a first wheel shaft and a second wheel shaft are respectively arranged at two ends of the second belt wheel, the first wheel shaft is rotatably installed on one side wall of the first auxiliary transmission box, a guide hole is formed in one end, right opposite to the second belt wheel, of the fifth belt wheel, the second wheel shaft penetrates into the guide hole and is matched with the guide hole, a third wheel shaft is arranged at one end, back to the second belt wheel, of the fifth belt wheel, the third wheel shaft penetrates out of the other side wall of the first auxiliary transmission box, and a limiting cover which is pressed against the outer end of the third wheel shaft is detachably installed outside the side wall of the first auxiliary transmission box.
Furthermore, the opposite side ends of the second belt wheel and the fifth belt wheel are provided with annular grooves, and return springs supported between the second belt wheel and the fifth belt wheel are arranged in the annular grooves.
Furthermore, the peripheries of the first belt wheel, the second belt wheel, the third belt wheel, the fourth belt wheel and the fifth belt wheel are provided with gear teeth, the inner peripheries of the first belt and the second belt are provided with gear teeth, the gear teeth on the first belt are respectively meshed with the gear teeth on the first belt wheel and the second belt wheel, and the gear teeth on the second belt are respectively meshed with the gear teeth on the third belt wheel, the fourth belt wheel and the fifth belt wheel.
Further, first slide rail and second slide rail adopt the slide rail of looks isostructure, are provided with the coaster slide along the axial in this slide rail, lie in the slide rail the both sides of coaster slide are equipped with two pairs of belt passageways, and are every right at least one in the belt passageway with establish first guide slot between the coaster slide, the positive side of coaster slide is provided with the second guide slot, a pair of belt passageway in first slide rail is passed to first belt, a pair of belt passageway in the second slide rail is passed to the second belt, the slider join in marriage joint spare in wear out in the coaster slide the second guide slot, joint spare passes first guide slot and fixed with first belt or the second belt joint in the belt passageway.
Furthermore, guide grooves extending along the length direction are symmetrically formed in the middles of two sides of the sliding piece, and two side edges of the second guide groove are respectively matched with the corresponding guide grooves.
Furthermore, the sliding part is divided into a first sliding block and a second sliding block in the length direction, and the first sliding block is connected with the second sliding block through a pin shaft.
Further, the back of first slide rail is provided with two parallel first rails, two along the axial the opposite side of first rail is provided with first trip, the back of second slide rail is provided with two parallel second rails, two along the axial the opposite side of second rail is provided with the second trip, the dorsal part of first auxiliary transmission case is equipped with to the first connecting plate that the second rail extends, one side that first connecting plate is close to the second rail be provided with the first cooperation portion of second trip sliding joint complex, the dorsal part of second auxiliary transmission case be equipped with to the second connecting plate that first rail extends, one side that the second connecting plate is close to first rail be provided with first trip sliding joint complex second cooperation portion.
Further, the dorsal part of first slide rail still be provided with first trip slip joint complex first mounting panel, the dorsal part of second slide rail still be provided with second trip slip joint complex second mounting panel.
The invention has the beneficial effects that: the utility model provides a first coaster and second coaster adopt the coaster of isostructure, this coaster is formed by slider and joint spare assembly, through set up two rows of slots in the width direction of slider, can be with the grafting portion cartridge of joint spare in one of them row of slot in order to assemble into first coaster, with the grafting portion cartridge of joint spare in another row of slot in order to assemble into the second coaster, make first coaster and second coaster can be general, exchange, with the money electric window curtain track only need make a section coaster can, be favorable to reducing manufacturing cost, and can avoid two coaster configurations of one set of electric window curtain track to lead to the unable condition of installing of coaster by mistake.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic perspective view of an embodiment of the present invention;
FIG. 3 is a front view of an embodiment of the present invention;
FIG. 4 is a sectional view A-A of FIG. 3;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3;
FIG. 6 is a cross-sectional view taken at C-C of FIG. 3;
FIG. 7 is a cross-sectional view taken along line D-D of FIG. 3;
FIG. 8 is a schematic perspective view of a sled according to an embodiment of the present invention;
fig. 9 is an exploded view of a first sub-transmission casing according to an embodiment of the present invention.
In the drawings, 100-first slide rail; 110-a first belt; 120-a first sled; 130-a first card track; 131-a first hook; 140-a first mounting plate; 200-a second slide rail; 210-a second belt; 220-a second card rail; 221-a second hook; 230-a second mounting plate; 300-a first main transmission case; 310-a first pulley; 400-a first secondary transmission case; 410-a second pulley; 411-a first axle; 412-a second axle; 420-a fifth pulley; 421-a guide hole; 422-third wheel axle; 430-a limit cover; 440-an annular groove; 450-a return spring; 460-latch; 470-a first guide wheel; 480-a second guide wheel; 490-a first connection plate; 491-a first mating portion; 500-a second main transmission case; 510-a third pulley; 600-a second auxiliary transmission case; 610-a fourth pulley; 620-second connecting plate; 621-a second mating portion; 710-a sled run; 720-belt channel; 730-a first guide slot; 740-a second guide slot; 810-a slider; 811-slot; 812-a guide slot; 813-first slider; 814-a second slider; 815-a pin roll; 820-a clip; 821-a plug part; 822-a clamping part; 830-connecting member.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
As shown in fig. 1 to 9, an embodiment of the present invention provides a retractable motorized window treatment track, which includes a first slide rail 100 and a second slide rail 200 that are slidably and telescopically connected in an axial direction.
The two ends of the first slide rail 100 are respectively provided with a first main transmission box 300 and a first auxiliary transmission box 400, a first belt pulley 310 is installed in the first main transmission box 300, a second belt pulley 410 is installed in the first auxiliary transmission box 400, a first belt 110 penetrating the first slide rail 100 is sleeved between the first belt pulley 310 and the second belt pulley 410, and a first pulley 120 pulled through the first belt 110 is slidably installed on one side of the first slide rail 100.
The both ends of second slide rail 200 are equipped with second main gear case 500 and second auxiliary gear case 600 respectively, first auxiliary gear case 400 is located between second main gear case 500 and the second auxiliary gear case 600, second auxiliary gear case 600 is located between first main gear case 300 and the first auxiliary gear case 400, install third band pulley 510 in the second main gear case 500, install fourth band pulley 610 in the second auxiliary gear case 600, the cover is equipped with the second belt 210 that passes second slide rail 200 between third band pulley 510 and the fourth band pulley 610, one side slidable mounting of second slide rail 200 has the second coaster (not shown in the figure) of drawing through second belt 210.
In a preferred embodiment, the back of the first slide rail 100 is axially provided with two parallel first clamping rails 130, opposite sides of the two first clamping rails 130 are provided with first clamping hooks 131, the back of the second slide rail 200 is axially provided with two parallel second clamping rails 220, opposite sides of the two second clamping rails 220 are provided with second clamping hooks 221, the back of the first sub-transmission case 400 is provided with a first connecting plate 490 extending towards the second clamping rails 220, one side of the first connecting plate 490 close to the second clamping rails 220 is provided with a first matching portion 491 in sliding clamping fit with the second clamping hooks 221, the back of the second sub-transmission case 600 is provided with a second connecting plate 620 extending towards the first clamping rails 130, and one side of the second connecting plate 620 close to the first clamping rails 130 is provided with a second matching portion 621 in sliding clamping fit with the first clamping hooks 131. This application sets up through the dorsal part at first auxiliary transmission case 400 with second slide rail 200 sliding fit's first connecting plate 490, set up at the dorsal part of second auxiliary transmission case 600 with first slide rail 100 sliding fit's second connecting plate 620 for first slide rail 100 and second slide rail 200 assemble into a telescopic whole, need not to establish connection structure between first slide rail 100 and the second slide rail 200 again, its simple structure, gliding frictional force is littleer, it is flexible more laborsaving.
Preferably, in this embodiment, the back side of the first slide rail 100 is further provided with a first mounting plate 140 slidably engaged with the first hook 131, the back side of the second slide rail 200 is further provided with a second mounting plate 230 slidably engaged with the second hook 221, the first mounting plate 140 and the second mounting plate 230 are used for fixedly mounting the motorized window shade rail, and the positions of the first mounting plate 140 and the second mounting plate 230 can be adjusted during mounting.
The first belt 110 and the second belt 210 are arranged in a staggered manner in the width direction, and the first belt 110 and the second belt 210 are driven by a transmission mechanism. Specifically, referring to fig. 4, 5 and 9, the transmission mechanism includes a fifth pulley 420, a first guide pulley 470 and a second guide pulley 480 installed in the first sub-transmission case 400, the fifth pulley 420 is coaxially installed at one end of the second pulley 410 and is movable in the axial direction, opposite side ends of the second pulley 410 and the fifth pulley 420 are respectively provided with a latch 460, the latch 460 at the end of the fifth pulley 420 is engageable with or disengageable from the latch 460 at the end of the second pulley 410, the first guide pulley 470 and the second guide pulley 480 are respectively installed at both sides of the fifth pulley 420, and the first belt 110 sequentially passes around the first guide pulley 470, the fifth pulley 420 and the second guide pulley 480.
In order to prevent the slip between the pulleys and the belt, the outer circumferences of the first pulley 310, the second pulley 410, the third pulley 510, the fourth pulley 610 and the fifth pulley 420 are provided with teeth, the inner circumferences of the first belt 110 and the second belt 210 are provided with teeth, the teeth of the first belt 110 are engaged with the teeth of the first pulley 310 and the second pulley 410, respectively, and the teeth of the second belt 210 are engaged with the teeth of the third pulley 510, the fourth pulley 610 and the fifth pulley 420, respectively.
The electric curtain rail provided by the application can be adjusted in a telescopic manner to meet the installation requirements of curtains with different widths, after the length of the electric curtain rail is adjusted, the positions of the first pulley 120 and the second pulley are independently adjusted, so that the positions of the first pulley 120 and the second pulley are symmetrical, when the positions of the first pulley 120 and the second pulley are adjusted, the latch 460 at the end part of the fifth pulley 420 and the latch 460 at the end part of the second pulley 410 are separated, the first belt 110 and the second belt 210 are separated, then the first belt 110 and the second belt 210 are respectively rotated to respectively adjust the positions of the first pulley 120 and the second pulley, after the first pulley 120 and the second pulley are adjusted in place, the latch 460 at the end part of the fifth pulley 420 is engaged with the latch 460 at the end part of the second pulley 410, so that the first belt 110 and the second belt are synchronously linked, as long as any one of the first pulley 310 and the third pulley 510 is driven by the motor to rotate, the first belt 110 and the second belt 210 can be driven to synchronously rotate, and the first pulley 120 and the second pulley can synchronously open and close the curtain, so that the belts of the two slide rails can be better switched between separation and linkage by adopting the transmission mechanism so as to meet the installation regulation and operation of the rails.
Preferably, a first wheel axle 411 and a second wheel axle 412 are respectively arranged at two ends of the second belt wheel 410, the first wheel axle 411 is rotatably mounted on a side wall of the first auxiliary transmission case 400, a guide hole 421 is arranged at one end of the fifth belt wheel 420 facing the second belt wheel 410, the second wheel axle 412 penetrates and is adapted in the guide hole 421, a third wheel axle 422 is arranged at one end of the fifth belt wheel 420 facing away from the second belt wheel 410, the third wheel axle 422 penetrates out of the other side wall of the first auxiliary transmission case 400, and a limit cover 430 abutting against the outer end of the third wheel axle 422 is detachably mounted outside the side wall of the first auxiliary transmission case 400.
When the limiting cover 430 is covered, the limiting cover 430 is pressed against the third pulley 422 on the fifth pulley 420 towards the inner side of the first auxiliary transmission case 400, so that the side end of the fifth pulley 420 is tightly pressed against the side end of the second pulley 410, the latch 460 at the end of the fifth pulley 420 and the latch 460 at the end of the second pulley 410 are ensured to be meshed, further, the second pulley 410 and the fifth pulley 420 can synchronously rotate, the first belt 110 and the second belt 210 are linked, when the limiting cover 430 is opened, the limiting of the third pulley 422 is released by the limiting cover 430, the fifth pulley 420 moves towards the outer side of the first auxiliary transmission case 400, the latch 460 at the end of the fifth pulley 420 is separated from the latch 460 at the end of the second pulley 410, the linkage of the first belt 110 and the second belt 210 is released, the positions of the first pulley 120 and the second pulley can be respectively adjusted, and the structure realizes the clutch between the second pulley 410 and the fifth pulley 420, the device has the advantages of simple and compact structure, reliable and effective operation and convenient operation.
Preferably, in this embodiment, the opposite side ends of the second pulley 410 and the fifth pulley 420 are provided with the annular groove 440, the annular groove 440 is provided with the return spring 450 supported between the second pulley 410 and the fifth pulley 420, and after the limiting cover 430 is opened, the return spring 450 can push the fifth pulley 420 outwards to ensure that the fifth pulley 420 and the second pulley 410 are separated.
Of course, in other embodiments, the return spring 450 may not be provided, and after the position limiting cover 430 is opened, the fifth pulley 420 loses the constraint of the position limiting cover 430, and the latch 460 can be automatically disengaged when the second pulley 410 and the fifth pulley 420 rotate relatively.
As shown in fig. 6 and 8, the first pulley 120 and the second pulley are pulleys having the same structure, the pulleys include a sliding member 810, a clamping member 820 and a connecting member 830, the sliding member 810 is slidably mounted on the first sliding rail 100/the second sliding rail 200, the sliding member 810 is provided with two rows of slots 811 corresponding to the positions of the first belt 110 and the second belt 210, respectively, in the width direction, the clamping member 820 includes an insertion part 821 that can be fixed to any one of the slots 811 on the sliding member 810 in an insertion manner, and a clamping part 822 connected to the insertion part 821 and used for clamping with the first belt 110/the second belt 210, the clamping part 822 is preferably a U-shaped clip, in order to improve the clamping firmness of the U-shaped clip and the belt, the inner side of a side wall of the U-shaped clip is provided with teeth that are matched with the teeth on the inner side of the belt, and the connecting member 830 is fixed to the outer side of the sliding member 810 and used for connecting with the curtain.
The first pulley 120 and the second pulley of the application adopt pulleys with the same structure, the pulley is formed by assembling a sliding part 810 and a clamping part 820, two rows of slots 811 are arranged in the width direction of the sliding part 810, the inserting part 821 of the clamping part 820 can be inserted into one row of the slots 811 to assemble the first pulley 120, the inserting part 821 of the clamping part 820 is inserted into the other row of the slots 811 to assemble the second pulley, the first pulley 120 and the second pulley can be used universally and exchanged, only one pulley needs to be manufactured for the same type of electric curtain rail, the manufacturing cost is favorably reduced, and the condition that the pulley cannot be installed due to the fact that two pulleys of one set of electric curtain rail are configured by mistake can be avoided.
As shown in fig. 6 and 7, the first slide rail 100 and the second slide rail 200 are slide rails with the same structure, a pulley slideway 710 is axially arranged in the slide rail, two pairs of belt channels 720 are arranged on two sides of the pulley slideway 710 in the slide rail, a first guide groove 730 is arranged between at least one of the belt channels 720 and the pulley slideway 710, a second guide groove 740 is arranged on the front side of the pulley slideway 710, the first belt 110 passes through the pair of belt channels 720 in the first slide rail 100, the second belt 210 passes through the pair of belt channels 720 in the second slide rail 200, the slider 810 is provided with a clamping member 820 in the pulley slideway 710 and passes through the second guide groove 740, and the clamping member 820 passes through the first guide groove 730 and is clamped and fixed with the first belt 110 or the second belt 210 in the belt channels 720. The utility model provides a first slide rail 100 and second slide rail 200 adopt the slide rail of looks isostructure for first slide rail 100 and second slide rail 200 can be general, the interchange, can reduce manufacturing cost, and in the time of the equipment, only need in the installation, the selection penetrates a pair of belt passageway 720 in first slide rail 100 with first belt 110, penetrate second belt 210 in the second slide rail 200 with the staggered belt passageway 720 of first belt 110 can.
Preferably, referring to fig. 6 and 8, in order to improve stability of sliding of the block, guide grooves 812 extending in a length direction are symmetrically provided at the middle of both sides of the slider 810, and both side edges of the second guide groove 740 are respectively fitted into the corresponding guide grooves 812.
Preferably, the sliding member 810 is divided into a first sliding block 813 and a second sliding block 814 in the length direction, and the first sliding block 813 and the second sliding block 814 are connected through a pin 815. When the sliding part 810 is installed, the end of the sliding rail, extending out of the belt, can connect the first slider 813 to the belt through the clamping part 820, connect the second slider 814 to the belt through the clamping part 820, and then connect the first slider 813 and the second slider 814 through the synchronous pin shaft 815, so that the installation is convenient and fast.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. A telescopic electric curtain rail comprises a first slide rail and a second slide rail which are connected in a telescopic way along the axial direction in a sliding way; a first main transmission box and a first auxiliary transmission box are respectively arranged at two ends of the first slide rail, a first belt wheel is installed in the first main transmission box, a second belt wheel is installed in the first auxiliary transmission box, a first belt penetrating through the first slide rail is sleeved between the first belt wheel and the second belt wheel, and a first pulley pulled by the first belt is slidably installed at one side of the first slide rail; a second main transmission box and a second auxiliary transmission box are respectively arranged at two ends of the second slide rail, the first auxiliary transmission box is arranged between the second main transmission box and the second auxiliary transmission box, the second auxiliary transmission box is arranged between the first main transmission box and the first auxiliary transmission box, a third belt wheel is installed in the second main transmission box, a fourth belt wheel is installed in the second auxiliary transmission box, a second belt penetrating through the second slide rail is sleeved between the third belt wheel and the fourth belt wheel, and a second pulley pulled by the second belt is slidably installed at one side of the second slide rail; first belt and second belt stagger the setting in width direction, through the drive mechanism transmission, its characterized in that between first belt and the second belt:
the first pulley and the second pulley are pulleys with the same structure, each pulley comprises a sliding piece, a clamping piece and a connecting piece, the sliding pieces are slidably mounted on the first sliding rail/the second sliding rail, two rows of slots corresponding to the positions of the first belt and the second belt respectively are formed in the sliding pieces in the width direction, each clamping piece comprises an insertion portion and a clamping portion, the insertion portions are fixedly connected to any one of the slots on the sliding pieces, the clamping portions are connected with the insertion portions and used for being clamped with the first belt/the second belt, and the connecting pieces are fixedly arranged on the outer portions of the sliding pieces and used for being connected with the curtain.
2. The retractable motorized window treatment track of claim 1, wherein: the transmission mechanism comprises a fifth belt wheel, a first guide wheel and a second guide wheel which are arranged in the first auxiliary transmission box, the fifth belt wheel is coaxially arranged at one end of the second belt wheel and can move along the axial direction, the side ends, opposite to the second belt wheel and the fifth belt wheel, of the end part of the fifth belt wheel are provided with clamping teeth, the clamping teeth at the end part of the fifth belt wheel can be meshed with or separated from the clamping teeth at the end part of the second belt wheel, the two sides of the fifth belt wheel are respectively arranged on the first guide wheel and the second guide wheel, and a first belt sequentially bypasses the first guide wheel, the fifth belt wheel and the second guide wheel.
3. The retractable motorized window treatment track of claim 2, wherein: the two ends of the second belt wheel are respectively provided with a first wheel shaft and a second wheel shaft, the first wheel shaft is rotatably installed on one side wall of the first auxiliary transmission box, the fifth belt wheel is provided with a guide hole right opposite to one end of the second belt wheel, the second wheel shaft penetrates into and is matched with the guide hole, a third wheel shaft is arranged at one end of the fifth belt wheel, which is back to the second belt wheel, the third wheel shaft penetrates out of the other side wall of the first auxiliary transmission box, and a limit cover which is pressed against the outer end of the third wheel shaft is detachably installed outside the side wall of the first auxiliary transmission box.
4. The retractable motorized window treatment track of claim 3, wherein: the opposite side ends of the second belt wheel and the fifth belt wheel are provided with annular grooves, and return springs supported between the second belt wheel and the fifth belt wheel are arranged in the annular grooves.
5. The retractable motorized window treatment track of claim 2, wherein the first, second, third, fourth, and fifth pulleys are provided with gear teeth on an outer periphery thereof, the first and second belts are provided with gear teeth on an inner periphery thereof, the gear teeth on the first belt are engaged with the gear teeth on the first and second pulleys, respectively, and the gear teeth on the second belt are engaged with the gear teeth on the third, fourth, and fifth pulleys, respectively.
6. The retractable motorized window treatment track of claim 1, wherein: first slide rail and second slide rail adopt the slide rail of looks isostructure, are provided with the coaster slide along the axial in this slide rail, lie in the slide rail the both sides of coaster slide are equipped with two pairs of belt passageways, and are every right at least one in the belt passageway with establish first guide slot between the coaster slide, the positive side of coaster slide is provided with the second guide slot, a pair of belt passageway in first slide rail is passed to first belt, a pair of belt passageway in the second slide rail is passed to the second belt, the slider join in marriage joint spare in wear out in the coaster slide the second guide slot, joint spare passes first guide slot and fixed with first belt or the second belt joint in the belt passageway.
7. The retractable motorized window treatment track of claim 6, wherein: the middle parts of the two sides of the sliding part are symmetrically provided with guide grooves extending along the length direction, and the two side edges of the second guide groove are respectively matched in the corresponding guide grooves.
8. The retractable motorized window treatment track of claim 1, wherein: the sliding part is divided into a first sliding block and a second sliding block in the length direction, and the first sliding block is connected with the second sliding block through a pin shaft.
9. The retractable motorized window treatment track of claim 1, wherein: the back of first slide rail is provided with the first card rail of two parallels, two along the axial the opposite side of first card rail is provided with first trip, the back of second slide rail is provided with the second card rail of two parallels, two along the axial the opposite side of second card rail is provided with the second trip, the dorsal part of first auxiliary transmission case is equipped with to the first connecting plate that the second card rail extends, one side that first connecting plate is close to the second card rail be provided with the first cooperation portion of second trip sliding joint complex, the dorsal part of second auxiliary transmission case be equipped with to the second connecting plate that first card rail extends, one side that the second connecting plate is close to first card rail be provided with first trip sliding joint complex second cooperation portion.
10. The retractable motorized window treatment track of claim 9, wherein: the dorsal part of first slide rail still be provided with first trip slip joint complex first mounting panel, the dorsal part of second slide rail still be provided with second trip slip joint complex second mounting panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111013534.4A CN113749501B (en) | 2021-08-31 | 2021-08-31 | Telescopic electric curtain rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111013534.4A CN113749501B (en) | 2021-08-31 | 2021-08-31 | Telescopic electric curtain rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113749501A true CN113749501A (en) | 2021-12-07 |
| CN113749501B CN113749501B (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111013534.4A Active CN113749501B (en) | 2021-08-31 | 2021-08-31 | Telescopic electric curtain rail |
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| CN213640496U (en) * | 2020-10-09 | 2021-07-09 | 乐屋(广东)高新科技有限公司 | Guide rail structure applied to electric curtain telescopic guide rail |
| CN213962886U (en) * | 2020-09-30 | 2021-08-17 | 广东居意智能遮阳科技有限公司 | Electric curtain guide rail with double-circulation belt groove |
| CN216135620U (en) * | 2021-04-20 | 2022-03-29 | 覃康健 | Electric curtain telescopic guide rail |
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2021
- 2021-08-31 CN CN202111013534.4A patent/CN113749501B/en active Active
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| CN213962886U (en) * | 2020-09-30 | 2021-08-17 | 广东居意智能遮阳科技有限公司 | Electric curtain guide rail with double-circulation belt groove |
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| CN113749501B (en) | 2022-09-13 |
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