CN217269927U - Mute guide rail for electric fabric roller shutter - Google Patents

Abstract

The utility model discloses an electronic fabric rolls up silence guide rail for curtain, including left half guide rail, right half guide rail, upper end cover and lower end cover, narrow structure before left half guide rail and right half guide rail are back width, the latter half of left half guide rail and the latter half joint of right half guide rail, first half behind left half guide rail and right half guide rail block forms the guide way, the embedded silence rubber strip that is equipped with of guide way, the clearance that the curtain passed through is left at the middle part of silence rubber strip, the upper end cover joint is in the upper end of left half guide rail and right half guide rail, be equipped with the opening that matches with the guide way on the upper end cover, the upper end of upper end cover is equipped with along the opening edge and is equipped with the bellied lip that makes progress, the lower end cover joint is at the lower extreme of left half guide rail and right half guide rail. The utility model discloses can eliminate the noise that the roll screen lift in-process produced, reach the purpose of silence.

Description

Mute guide rail for electric fabric roller shutter

Technical Field

The utility model relates to an electronic roll of curtain technical field, more particularly, the utility model relates to an electronic fabric rolls up silence guide rail for curtain.

Background

The electric fabric roller blind is mostly used in a quiet room such as a bed room, an office room or a conference room. The lifting of the fabric roller shutter is controlled through the wireless remote controller, but the noise generated by the existing electric fabric roller shutter in the lifting process is too large, so that a quiet environment is damaged.

SUMMERY OF THE UTILITY MODEL

For solving the too big technical problem of noise that produces of current fabric roller shutter lift in-process, the utility model discloses creatively provide an electronic fabric roller shutter uses silence guide rail, it can eliminate the noise that roller shutter lift in-process produced, reaches the purpose of silence.

For realizing foretell technical purpose, the utility model discloses an electronic fabric rolls up silence guide rail for curtain, including half left guide rail, half right guide rail, upper end cover and lower end cover, half left guide rail and half right guide rail are narrow structure before wide, half the half of the guide rail on a left side and half right guide rail's the latter half joint, half first behind guide rail on a left side and half right guide rail block forms the guide way, the embedded silence rubber strip that is equipped with of guide way, the clearance that the curtain passes through is left at the middle part of silence rubber strip, the upper end cover joint is in the upper end of half left guide rail and half right guide rail, be equipped with on the upper end cover with the opening that the guide way matches, the upper end of upper end cover is equipped with along the opening edge and is equipped with the bellied lip that makes progress, the lower end cover joint is at the lower extreme of half left guide rail and half right guide rail.

Furthermore, the utility model relates to a silent guide rail for electric fabric roller shutter, wherein the right side of the rear half part of the left half guide rail is provided with a convex frame extending rightwards, the right rear part of the convex frame is provided with two first convex plates which are oppositely arranged, the side walls of the two first convex plates which are opposite are provided with first clamping grooves, the front side of the convex frame is provided with a second convex plate which is integrally formed with the left semi-conductor rail, the side walls of the second convex plate which are opposite to the convex frame are provided with second clamping grooves, the left side of the rear half part of the right half guide rail is provided with a third convex plate which is integrally formed with the right half guide rail, the third convex plate is provided with a first bulge which is matched with the first clamping grooves, the front side of the third convex plate is respectively provided with a fourth convex plate and a fifth convex plate which are integrally formed with the right half guide rail at intervals, the rear side wall of the fourth convex plate is provided with a second bulge which is matched with the second clamping grooves, the front side wall of the fifth convex plate is provided with a third bulge which is matched with the second clamping grooves, the third convex plate is connected in two through the first protruding joint in the first clamping groove of the first convex plate, and the fourth convex plate and the fifth convex plate are correspondingly connected in the second clamping grooves of the convex frame and the second convex plate through the second protrusion and the third protrusion.

Further, the utility model relates to an electronic fabric is silence guide rail for roller shutter, wherein the front side of second flange is equipped with the sixth flange with left half guide rail integrated into one piece, the front side of fifth flange is equipped with the seventh flange with right half guide rail integrated into one piece, the sixth flange just in time leaves the clearance with the seventh flange between the two relative lateral wall behind left side half guide rail and right half guide rail block, and second flange, sixth flange and seventh flange enclose into an installation cavity behind left side half guide rail and right half guide rail block, the silence rubber strip inlays to be established in the installation cavity.

Further, the utility model relates to an electronic fabric is silence guide rail for rolling up curtain, wherein silence rubber strip includes in adhesive tape base member, left flank, right flank, first well wing and the second wing, the left side wing sets up the left end at the adhesive tape base member to the left bank of cells, and the right side wing right bank of cells sets up the right-hand member at the adhesive tape base member, first well wing and second well wing interval set up the middle part at the adhesive tape base member, first well wing right bank of cells sets up, the wing sets up to the left bank in the second, the clearance between the wing is just to the clearance between sixth flange and the seventh flange in first well wing and the second.

Further, the utility model relates to an electronic fabric is silence guide rail for roller shutter, wherein the right front corner department of half guide rail on the left side is equipped with left wear strip, the left front corner department of half guide rail on the right side is equipped with right wear strip.

Furthermore, the utility model relates to a silent guide rail for an electric fabric roller shutter, wherein the left half part of the left half guide rail is provided with a plurality of first through grooves arranged from front to back, the right half part of the right half guide rail is provided with a plurality of second through grooves which are arranged from front to back, the left side of the lower side surface of the upper end cover is provided with a first clamping head matched with the first through groove, a second clamping head matched with the second through groove is arranged on the right side of the lower side surface of the upper end cover, the upper end cover is correspondingly clamped in the first through groove of the left half guide rail and the second through groove of the right half guide rail through the first clamping head and the second clamping head, a third chuck matched with the first through groove is arranged on the left side of the upper side surface of the lower end cover, a fourth chuck matched with the second through groove is arranged on the right side of the upper side surface of the lower end cover, the lower end cover is correspondingly clamped in the first through groove of the left half guide rail and the second through groove of the right half guide rail through the third clamping head and the fourth clamping head.

Further, the utility model relates to an electronic fabric is silence guide rail for roller shutter, wherein the middle part of lower end cover is equipped with the fifth dop that matches with the hole shape of protruding frame, fifth dop joint is in the hole of protruding frame.

Further, the utility model relates to an electronic fabric is mute guide rail for roller shutter, wherein be equipped with a plurality of mounting holes that pass second flange and flange preceding curb plate on the semi-conductive rail of a left side, it is a plurality of the length direction interval distribution of half left guide rail is followed to the mounting hole.

Further, the utility model relates to an electronic fabric is silence guide rail for rolling up curtain, wherein the lip is the U-shaped, the flaring face that the side that the lip is relative is enclosed by smooth curved surface.

Further, the utility model relates to an electronic fabric is silence guide rail for rolling up curtain, wherein half left guide rail and half right guide rail all adopt the plastic steel preparation, silence rubber strip, wear-resisting strip in a left side and wear-resisting strip in the right side all adopt the ethylene propylene diene monomer preparation.

The beneficial effects of the utility model are that: the utility model discloses a set up half left guide rail, half right guide rail, upper end cover and lower end cover, and half left guide rail and half right guide rail are narrow structure before the back is wide, half after through half left guide rail and half right guide rail joint, half preceding formation guide way behind half left guide rail and half right guide rail block like this, at the embedded silence rubber strip that is equipped with of guide way, and leave the clearance that the roll curtain passes through at the middle part of silence rubber strip, with the upper end cover joint in the upper end of half left guide rail and half right guide rail, be equipped with the opening that matches with the guide way on the upper end cover, and be equipped with along the opening edge and be equipped with the bellied protruding lip that makes progress in the upper end of upper end cover, with the lower extreme of lower end cover joint at half left guide rail and half right guide rail, constitute one kind and can eliminate the noise that roll curtain lift in-process produced, the fabric that reaches the silence purpose rolls up the curtain and uses the silence guide rail. When in actual use, will the utility model discloses install in the both sides that the curtain was rolled up to the fabric, the fabric is rolled up the curtain and will be located the clearance that gets into the silence rubber strip by the lip of upper end cover in, the both sides limit that the curtain was rolled up to the fabric all can be wrapped up by the silence rubber strip like this, consequently can absorb the fabric and roll up the noise that the curtain lift process produced, reaches the purpose of silence.

Drawings

Fig. 1 is a schematic three-dimensional structure view of a silent guide rail for an electric fabric roller shutter according to the present invention;

fig. 2 is a schematic front view of the silent guide rail for the electric fabric roller shutter of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a left side view structural schematic diagram of the silent guide rail for the electric fabric roller shutter of the present invention;

fig. 5 is a schematic top view of the silent guide rail for the electric fabric roller shutter according to the present invention;

fig. 6 is a schematic three-dimensional structure view of the left half guide rail in the silent guide rail for the electric fabric roller shutter of the present invention;

fig. 7 is a schematic perspective view of the right half guide rail of the silent guide rail for the electric fabric roller shutter of the present invention;

FIG. 8 is a schematic three-dimensional structure of a silent rubber strip in a silent guide rail for an electric fabric roller shutter according to the present invention;

fig. 9 is a schematic perspective view of the upper end cap of the silent guide rail for an electric fabric roller shutter according to the present invention;

fig. 10 is a schematic perspective view of another angle of the upper end cover of the silent guide rail for the electric fabric roller shutter according to the present invention;

fig. 11 is a schematic view of a three-dimensional structure of a lower end cap in a silent guide rail for an electric fabric roller shutter.

Detailed Description

The silent guide rail for the electric fabric roller blind according to the present invention will be explained and explained in detail with reference to the attached drawings.

As shown in fig. 1-5, the utility model discloses a mute guide rail for electric fabric roller shutter, which comprises a left half guide rail 1, a right half guide rail 2, an upper end cover 3 and a lower end cover 4. The left half guide rail 1 and the right half guide rail 2 are both of a structure with a wide back and a narrow front, the back half part of the left half guide rail 1 is clamped with the back half part of the right half guide rail 2, when the left half guide rail 1 is clamped with the right half guide rail 2, a guide groove 5 is formed in the front half part, and the guide groove 5 is used for guiding the fabric roller shutter; a silent rubber strip 6 is embedded in the guide groove 5, a gap through which the fabric roller shutter passes is reserved in the middle of the silent rubber strip 6, and when the fabric roller shutter is lifted, two side edges of the fabric roller shutter move up and down in the gap of the silent rubber strip 6; the upper end cover 3 is connected to the upper ends of the left half guide rail 1 and the right half guide rail 2 in a clamping manner, an opening 31 matched with the guide groove 5 is formed in the upper end cover 3, a protruding lip 32 protruding upwards is arranged on the edge of the opening 31 at the upper end of the upper end cover 3, and when the fabric roller shutter is installed, the protruding lip 32 is inserted into a transverse roller shutter box of the fabric roller shutter and used for bearing the fabric roller shutter at the initial position of the roller shutter. Lower end cover 4 joint is at the lower extreme of half left guide rail 1 and half right guide rail 2, and upper end cover 3 and lower end cover 4 can carry out both ends locking with half left guide rail 1 and half right guide rail 2, prevent that half left guide rail 1 and half right guide rail 2 from separately because of other external forces. When in actual use, the guide rails are arranged on the two sides of the fabric roller blind, the fabric roller blind can enter the gap of the silent rubber strips 6 from the convex lip 32 of the upper end cover 3, and the two side edges of the fabric roller blind can be wrapped by the silent rubber strips 6, so that the noise generated in the lifting process of the fabric roller blind can be absorbed, and the aim of silence can be achieved.

On the basis of the above embodiment, the specific clamping manner of the left half rail 1 and the right half rail 2 is as follows: as shown in fig. 6, a right-extending convex frame 11 is arranged on the right side of the rear half portion of the left half guide rail 1, two first convex plates 12 which are arranged oppositely are arranged on the right rear side of the convex frame 11, first clamping grooves 13 are arranged on the opposite side walls of the two first convex plates 12, a second convex plate 14 which is integrally formed with the left half guide rail 1 is arranged on the front side of the convex frame 11, and second clamping grooves 15 are arranged on the opposite side walls of the second convex plate 14 and the convex frame 11. As shown in fig. 7, a third convex plate 21 integrally formed with the right half guide rail 2 is disposed on the left side of the rear half portion of the right half guide rail 2, a first protrusion 22 matched with the first slot 13 is disposed on the third convex plate 21, a fourth convex plate 23 and a fifth convex plate 24 integrally formed with the right half guide rail 2 are disposed on the front side of the third convex plate 21 at intervals, a second protrusion 25 matched with the second slot 15 is disposed on the rear side wall of the fourth convex plate 23, and a third protrusion 26 matched with the second slot 15 is disposed on the front side wall of the fifth convex plate 24. When the clamping is carried out, the third convex plate 21 is clamped in the first clamping grooves 13 of the two first convex plates 12 through the first protrusions 22, the fourth convex plate 23 and the fifth convex plate 24 are correspondingly clamped in the second clamping grooves 15 of the convex frame 11 and the second convex plate 14 through the second protrusions 25 and the third protrusions 26, so that the left half guide rail 1 and the right half guide rail 2 can be clamped together, and the grid hollow structure shown in fig. 3 can be formed after the left half guide rail 1 and the right half guide rail 2 are clamped, so that the overall weight of the guide rails can be reduced, and the installation and the transportation are convenient.

As shown in fig. 3 in combination with fig. 6 and 7, in order to prevent the noise-reduction rubber strip 6 from shifting or rotating, a sixth convex plate 16 integrally formed with the left half rail 1 is arranged on the front side of the second convex plate 14, a seventh convex plate 27 integrally formed with the right half rail 2 is arranged on the front side of the fifth convex plate 24, after the left half rail 1 is clamped with the right half rail 2, the sixth convex plate 16 is just opposite to the seventh convex plate 27, a gap is left between opposite side walls of the seventh convex plate and the seventh convex plate, so that two side edges of the fabric roller blind can enter the noise-reduction rubber strip 6 through the gap, after the left half rail 1 is clamped with the right half rail 2, the second convex plate 14, the sixth convex plate 16 and the seventh convex plate 27 enclose a mounting cavity, and the noise-reduction rubber strip 6 is embedded in the mounting cavity, so that the noise-reduction rubber strip 6 is limited in the mounting cavity enclosed by the second convex plate 14, the sixth convex plate 16 and the seventh convex plate 27.

As shown in fig. 8, the silent rubber strip 6 in the present embodiment specifically includes a rubber strip base 61, a left side wing 62, a right side wing 63, a first middle wing 64, and a second middle wing 65. The left side wing 62 is obliquely arranged at the left end of the rubber strip base body 61 to the left, the right side wing 63 is obliquely arranged at the right end of the rubber strip base body 61 to the right, so that the left side wing 62 and the right side wing 63 form an outward extending structure, when being installed, the left side wing 62 and the right side wing 63 can contract inwards due to narrow installation space, and then the left side wing 62 and the right side wing 63 can generate outward jacking force after being installed, so that the mute rubber strip 6 is more stably installed; the first middle wing 64 and the second middle wing 65 are arranged in the middle of the rubber strip base body 61 at intervals, namely a gap is reserved between the first middle wing 64 and the second middle wing 65, the gap is just used for the fabric roller shutter to pass through, the first middle wing 64 is obliquely arranged rightwards, and the second middle wing 65 is obliquely arranged leftwards, so that the opposite side surfaces of the first middle wing 64 and the second middle wing 65 slightly press the two side surfaces of the fabric roller shutter, and the fabric roller shutter is lifted more softly; and the gap between the first middle wing 64 and the second middle wing 65 is opposite to the gap between the sixth convex plate 16 and the seventh convex plate 27, so that the fabric roller shutter can rise and fall smoothly. In order to further prevent noise generated by friction between the lower side rail of the fabric roller shutter and the guide rail, a left wear strip 7 is arranged at the right front corner of the left half guide rail 1, and a right wear strip 8 is arranged at the left front corner of the right half guide rail 2, namely, the left wear strip 7 and the right wear strip 8 are arranged at the starting end of the feeding groove of the guide groove 5.

In order to further improve the locking effect of the upper end cover 3 and the lower end cover 4 on the left half guide rail 1 and the right half guide rail 1 and reduce the overall weight while ensuring the strength of the left half guide rail 1 and the right half guide rail 2, as shown in fig. 7, a plurality of first through grooves 17 arranged from front to back are arranged on the left half part of the left half guide rail 1, as shown in fig. 8, a plurality of second through grooves 28 arranged from front to back are arranged on the right half part of the right half guide rail 2, as shown in fig. 9 and 10, a first clamping head 33 matched with the first through grooves 17 is arranged on the left side of the lower side surface of the upper end cover 3, and a second clamping head 34 matched with the second through grooves 28 is arranged on the right side of the lower side surface of the upper end cover 3, when the upper end cover 3 is installed, the upper end cover 3 is correspondingly clamped in the first through grooves 17 of the left half guide rail 1 and the second through grooves 28 of the right half guide rail 2 through the first clamping head 33 and the second clamping head 34. As shown in fig. 11, a third chuck 41 matched with the first through groove 17 is arranged on the left side of the upper side surface of the lower end cover 4, a fourth chuck 42 matched with the second through groove 28 is arranged on the right side of the upper side surface of the lower end cover 4, a fifth chuck 43 matched with the shape of the inner hole of the convex frame 11 is arranged in the middle of the lower end cover 4, when the lower end cover 4 is installed, the lower end cover 4 is correspondingly clamped in the first through groove 17 of the left half guide rail 1 and the second through groove 28 of the right half guide rail 2 through the third chuck 41 and the fourth chuck 42, and the fifth chuck 43 is clamped in the inner hole of the convex frame 11.

In order to fix the guide rail conveniently, a plurality of mounting holes 18 penetrating through the second convex plate 14 and the front side plate of the convex frame 11 are arranged on the left half guide rail 1, the mounting holes 18 are distributed at intervals along the length direction of the left half guide rail 1, as shown in fig. 6, the situation that the number of the mounting holes 18 is 3 is shown in the figure, and thus, when the guide rail is installed, the guide rail enters from the mounting holes 18 by means of an external fixing piece and penetrates through the rear side wall of the convex frame 11 to be fixed.

It should be noted that the lip 32 in the present invention is U-shaped, and the opposite side of the lip 32 is a flared surface surrounded by smooth curved surfaces. The left half guide rail 1 and the right half guide rail 2 are made of plastic steel, and the silent rubber strip 6, the left wear-resistant strip 7 and the right wear-resistant strip 8 are made of ethylene propylene diene monomer.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the description herein, references to the description of the terms "this embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, and simple improvements made in the spirit of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a silence guide rail for electronic fabric roller shutter which characterized in that: comprises a left half guide rail (1), a right half guide rail (2), an upper end cover (3) and a lower end cover (4), the left half guide rail (1) and the right half guide rail (2) are both of a structure with a wide back and a narrow front, the rear half part of the left half guide rail (1) is clamped with the rear half part of the right half guide rail (2), the left half guide rail (1) and the right half guide rail (2) are clamped to form a guide groove (5) in the front half part, a silent rubber strip (6) is embedded in the guide groove (5), a gap for the roller shutter to pass through is reserved in the middle of the silent rubber strip (6), the upper end cover (3) is clamped at the upper ends of the left half guide rail (1) and the right half guide rail (2), the upper end cover (3) is provided with an opening (31) matched with the guide groove (5), the upper end of the upper end cover (3) is provided with a convex lip (32) which is convex upwards along the edge of the opening (31), the lower end cover (4) is connected with the lower ends of the left half guide rail (1) and the right half guide rail (2) in a clamping mode.

2. The silent guide rail for electric fabric roller shutter according to claim 1, wherein: the right side of the rear half part of the left half guide rail (1) is provided with a convex frame (11) extending rightwards, the right rear side of the convex frame (11) is provided with two first convex plates (12) which are arranged oppositely, two side walls opposite to the first convex plates (12) are provided with first clamping grooves (13), the front side of the convex frame (11) is provided with a second convex plate (14) which is integrally formed with the left half guide rail (1), the side walls opposite to the second convex plate (14) and the convex frame (11) are provided with second clamping grooves (15), the left side of the rear half part of the right half guide rail (2) is provided with a third convex plate (21) which is integrally formed with the right half guide rail (2), first bulges (22) matched with the first clamping grooves (13) are arranged on the third convex plate (21), the front side of the third convex plate (21) is respectively provided with a fourth convex plate (23) and a fifth convex plate (24) which are integrally formed with the right half guide rail (2) at intervals, be equipped with on the rear side wall of fourth flange (23) protruding (25) of second that matches with second draw-in groove (15), be equipped with on the preceding lateral wall of fifth flange (24) protruding (26) of third that matches with second draw-in groove (15), third flange (21) are two through first protruding (22) joint in first draw-in groove (13) of first flange (12), fourth flange (23) and fifth flange (24) correspond through protruding (25) of second and protruding (26) joint of third in second draw-in groove (15) of flange (11) and second flange (14).

3. The silent guide rail for an electromotive fabric roller blind according to claim 2, wherein: the front side of the second convex plate (14) is provided with a sixth convex plate (16) integrally formed with the left half guide rail (1), the front side of the fifth convex plate (24) is provided with a seventh convex plate (27) integrally formed with the right half guide rail (2), after the left half guide rail (1) is clamped with the right half guide rail (2), the sixth convex plate (16) is just opposite to the seventh convex plate (27), a gap is reserved between opposite side walls of the seventh convex plate and the seventh convex plate, after the left half guide rail (1) is clamped with the right half guide rail (2), the second convex plate (14), the sixth convex plate (16) and the seventh convex plate (27) enclose an installation cavity, and the mute rubber strip (6) is embedded in the installation cavity.

4. A silent guide rail for an electric fabric roller shutter according to claim 3, wherein: silence rubber strip (6) include adhesive tape base member (61), left side wing (62), right side wing (63), first middle wing (64) and second middle wing (65), left side wing (62) set up the left end at adhesive tape base member (61) to the left bank of slopes, and right side wing (63) right bank of slopes sets up the right-hand member at adhesive tape base member (61), wing (65) interval sets up the middle part at adhesive tape base member (61) in first middle wing (64) and the second, wing (64) right bank of slopes sets up in first middle wing (64), wing (65) set up to the left bank in the second, the clearance between wing (65) is just to the clearance between sixth flange (16) and seventh flange (27) in first middle wing (64) and the second.

5. The silent guide rail for an electromotive fabric roller blind according to claim 1, wherein: the right front corner department of half left guide rail (1) is equipped with left wear strip (7), the left front corner department of half right guide rail (2) is equipped with right wear strip (8).

6. The silent guide rail for an electromotive fabric roller blind according to claim 1, wherein: the left half of half guide rail (1) in a left side is equipped with by preceding a plurality of first logical groove (17) of arranging to the back, the right half of half guide rail (2) in a right side is equipped with by preceding a plurality of second logical groove (28) of arranging to the back, the downside left side of upper end cover (3) is equipped with first dop (33) with first logical groove (17) matching, the downside right side of upper end cover (3) is equipped with second dop (34) with second logical groove (28) matching, upper end cover (3) are equipped with in first logical groove (17) of half guide rail (1) in the second logical groove (28) of half guide rail (2) on a left side through first dop (33) and second dop (34) corresponding joint, the upside left side of lower end cover (4) is equipped with third dop (41) with first logical groove (17) matching, the upside right side of lower end cover (4) is equipped with fourth dop (42) with second logical groove (28) matching, the lower end cover (4) is correspondingly clamped in the first through groove (17) of the left half guide rail (1) and the second through groove (28) of the right half guide rail (2) through a third clamping head (41) and a fourth clamping head (42).

7. The silent guide rail for an electromotive fabric roller blind according to claim 2, wherein: the middle part of lower end cover (4) is equipped with fifth dop (43) with the hole shape matching of protruding frame (11), fifth dop (43) joint is in the hole of protruding frame (11).

8. The silent guide rail for an electromotive fabric roller blind according to claim 2, wherein: and a plurality of mounting holes (18) which penetrate through the second convex plate (14) and the front side plate of the convex frame (11) are formed in the left half guide rail (1), and the mounting holes (18) are distributed at intervals along the length direction of the left half guide rail (1).

9. The silent guide rail for an electromotive fabric roller blind according to claim 1, wherein: the protruding lip (32) is U-shaped, and the opposite side of the protruding lip (32) is a flaring surface surrounded by smooth curved surfaces.

10. The silent guide rail for electric fabric roller shutter according to claim 5, wherein: the left half guide rail (1) and the right half guide rail (2) are made of plastic steel, and the silent rubber strip (6), the left wear-resistant strip (7) and the right wear-resistant strip (8) are made of ethylene propylene diene monomer.

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