CN214855931U

CN214855931U - Easily install low noise electric window curtain rail system

Info

Publication number: CN214855931U
Application number: CN202120973510.2U
Authority: CN
Inventors: 陈其佃
Original assignee: Foshan Shenzhou Yuye Houseware Co ltd
Current assignee: Foshan Shenzhou Yuye Houseware Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-26
Anticipated expiration: 2031-05-08

Abstract

The utility model provides an easily install low noise electric window curtain rail system, including the (window) curtain track: the bottom of the curtain rail is provided with a groove, and a sliding cavity and a belt groove are separated in the curtain rail; a transmission case: the connecting rods are arranged at the end surfaces of the two sides of the curtain rail, the top of the transmission box is provided with a guide groove, and the connecting rods are movably placed in the guide groove and extend into the accommodating grooves of the curtain rail; curtain pulley: the (window) curtain coaster is embedding portion and handle body from top to bottom, and embedding portion can slide the displacement of chamber in the (window) curtain track, and when using, through pulling out the connecting rod from the transmission case casing at both ends and set up the connecting rod that can pull out the extension, can adjust length and be convenient for install, and the (window) curtain coaster can directly imbed (window) curtain track internal displacement, has consequently cancelled the design of wheel body, and more silence when making the total slip can realize colluding the function that the (window) curtain drove the displacement, the utility model discloses the cost is lower, and the installation is also simple swift more.

Description

Easily install low noise electric window curtain rail system

Technical Field

The utility model relates to a (window) curtain technical field especially relates to an easily install low noise electric window curtain rail system.

Background

At present, the (window) curtain has become the decoration article that is essential in daily life, along with the continuous improvement of science and technology level, more and more the appearance of intelligence house in people's life, and electric curtain has brought a lot of facilities as one of intelligent house equipment, and electric curtain adopts the automatically controlled mode to realize opening and drawing in of (window) curtain, and the user accessible is wired or wireless control comes opening and drawing in of operation (window) curtain, uses convenience and intelligence very.

However, in practical application, most of the existing curtain guide rails are fixed, that is, the specifications of the guide rails and the traction belts for transmitting power are made into different fixed lengths according to the dimensional data required by the specifications of the actual use environment, so that the requirements of different use environments on the length of the guide rails cannot be met, and once the environmental dimension measurement is wrong, great inconvenience is brought to installation.

On the other hand, because the inside pulley that can install of curtain guide rail for the hook curtain to drive the curtain displacement switching, but present pulley can have the defect that the noise is big after long-time the use, and user's use is felt poorly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easily install low noise electric window curtain track system, aim at solving the problem among the prior art.

The technical scheme of the utility model as follows:

an easy-install, low-noise motorized window treatment track system, comprising:

curtain rail: the curtain rail is provided with a groove at the bottom, two side wall surfaces in the curtain rail are oppositely and transversely extended with a first transverse clapboard, two side edges of the groove at the bottom of the curtain rail are oppositely and transversely extended with a second transverse clapboard, a space formed between the first transverse clapboard and the second transverse clapboard is a sliding cavity capable of accommodating a curtain sliding component, the upper wall surface in the curtain rail is downwards extended with a vertical clapboard at a position between the two first transverse clapboards, the interior of the curtain rail is divided into a left belt groove and a right belt groove by the vertical clapboard, a transmission belt is wound in the left belt groove and the right belt groove, and the far ends of the first transverse clapboard, the second transverse clapboard and the vertical clapboard are not connected, so that the sliding cavity is communicated with the inner space of the belt groove;

a transmission case: the curtain rail is characterized by comprising a transmission box shell, wherein the transmission box shell is arranged on end faces of two sides of a curtain rail, one end of the transmission box shell is open, one end of the transmission box shell opening is detachably connected with the end face of the curtain rail, a guide groove is formed in the top of the transmission box shell in a sunken manner, one end, facing the curtain rail, of the guide groove on the transmission box shell is communicated, a connecting rod is movably placed in the guide groove, an accommodating groove is also formed in the position, corresponding to the guide groove, of the curtain rail, the connecting rod is longer than the guide groove, the connecting rod extends into the accommodating groove of the curtain rail from the guide groove, and an installing hole for connecting a second curtain cloth hook is formed in one end, far away from the curtain rail, of the connecting rod;

curtain pulley: the (window) curtain coaster body is embedding portion and handle body from top to bottom in proper order, handle body outward appearance shape is the arc, embedding portion external diameter is greater than the handle body, the handle body left and right sides outwards extends and is formed with the bulge, the region between embedding portion and the bulge forms the cell body that can slide the displacement of chamber in the (window) curtain track.

An easily install low noise electric window curtain track system, wherein transmission case casing top is sunken in guide way both sides edge and is formed gomphosis portion, gomphosis portion makes the both sides of guide way form into the concave station, gomphosis portion detachably is connected with matched with fixed plate, set up the connecting hole that supplies the second fastener to connect in corresponding position on concave station and the fixed plate, the fixed plate is connected at gomphosis portion rear fixed plate top terminal surface and is leveled with transmission case casing top terminal surface, spaced apart the fixed orifices that are equipped with the confession third fastener and connect in the position that corresponds the connecting rod on the fixed plate, the third fastener offsets with the connecting rod through the fixed orifices.

The easily-installed low-noise electric curtain rail system is characterized in that one end of the embedding part protrudes to enable the whole shape of the embedding part to be in a convex shape, the shape of the fixing plate is matched with the embedding part, two side walls of the guide groove are respectively sunken to form opposite arc-shaped parts, and the two side walls of the guide groove are protruded at intervals far away from the arc-shaped parts to form abutting steps.

The easy-to-install low noise motorized window treatment track system, wherein the window treatment sliding member comprises a transmission assembly comprising: the upper end of the belt fastener is a meshing part meshed with a transmission belt in a transmission manner, the lower end of the meshing part is inclined and extends towards one side to form an inclined part, the lower end of the inclined part extends outwards in sequence to form a first boss and a second boss, a sunken area between the first boss and the second boss is a fixed area which can be movably clamped and connected with a second transverse partition plate of a curtain rail, the outer diameter of the first boss is larger than that of the second boss, a through hole which can be penetrated by the lower end of the second boss is formed in the fixed clamp plate, the fixed clamp plate is blocked by the second boss after penetrating through the lower end of the second boss, one side of the hanging plate extends outwards to form a mounting part, the side edge of the mounting part of the hanging plate is inwards sunken to form a clamping groove matched with the lower end of the second boss, the hanging plate is clamped into the lower end of the second boss through the clamping groove, and the lower end of the second boss extends towards two sides in parallel, the outer diameter of the lower end of the second boss is larger than the inner diameter of the clamping groove.

The beneficial effects of the utility model are that, when the installation, when window length is greater than the (window) curtain track that transmission case casing was installed at both ends, can pull out the connecting rod from the transmission case casing at both ends respectively, stretch into the connecting rod to the (window) curtain orbital holding tank from the guide way again, because the transmission case casing has set up the connecting rod that can pull out the extension, can make the installation of being convenient for of curtain track adjustment body length.

Furthermore, when the length of the curtain rail with the transmission case housings arranged at the two ends is larger than that of a window, the transmission case housings at the two ends can be detached firstly, then the curtain rail is shortened, and then the transmission case housings at the two ends are installed back, so that the curtain rail can be adjusted to be convenient to install in the whole length.

Further, the (window) curtain coaster forms the cell body that can slide the displacement of chamber in the (window) curtain track through the region between embedding portion and the bulge, has consequently cancelled the design of wheel body, and is more silent when making the overall slip, can realize colluding the function that the (window) curtain drove the displacement, the utility model discloses the cost is lower, and the installation is also simple swift more.

Drawings

Fig. 1 is a perspective view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic bottom view of the overall structure of the embodiment of the present invention.

FIG. 3 is a schematic side view of the overall structure of the embodiment of the present invention.

Fig. 4 is a schematic cross-sectional view of the overall structure of the embodiment of the present invention.

Fig. 5 is a schematic cross-sectional view of a curtain rail structure according to an embodiment of the present invention.

FIG. 6 is a perspective view of a transmission housing structure according to an embodiment of the invention.

Fig. 7 is a schematic sectional view of a combined structure of a curtain rail and a curtain pulley according to an embodiment of the present invention.

Fig. 8 is a perspective view of a transmission assembly according to an embodiment of the present invention.

In the drawings: the curtain rail 1, the transmission case shell 2, the curtain pulley 3, the transmission assembly 4, the first transverse clapboard 100, the second transverse clapboard 101, the vertical clapboard 103, the sliding cavity 104, the belt groove 105, the accommodating groove 106, the bulge 107, the guide groove 200, the connecting rod 201, the mounting hole 202, the embedding part 203, the concave table 204, the fixing plate 205, the fixing hole 206, the embedding part 300, the handle 301, the bulge 302, the groove body 303, the hanging plate 400, the fixing clamp plate 401, the belt buckle 402, the meshing part 403, the inclined part 404, the first boss 405, the second boss 406, the through hole 407, the mounting part 408 and the clamping groove 409.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but 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. 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 implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

An embodiment of an easy-to-install low noise motorized window treatment track system as shown in fig. 1-8, comprising:

curtain rail 1: the bottom of the curtain rail 1 is provided with a groove, two side wall surfaces inside the curtain rail 1 are oppositely and transversely extended with a first transverse clapboard 100, two side edges of the groove at the bottom of the curtain rail 1 are oppositely and transversely extended with a second transverse clapboard 101, a space formed between the first transverse clapboard 100 and the second transverse clapboard 101 is a sliding cavity 104 capable of accommodating a curtain sliding component, the upper wall surface inside the curtain rail 1 is downwards extended with a vertical clapboard 103 at a position between the two first transverse clapboards 100, the inside of the curtain rail 1 is divided into a left belt groove 105 and a right belt groove 105 by the vertical clapboard 103, a transmission belt is wound in the left belt groove 105 and the right belt groove 105, the far ends of the first transverse clapboard 100, the second transverse clapboard 101 and the vertical clapboard 103 are not connected, so that the inner space of the sliding cavity 104 is communicated with the inner space of the belt groove 105,

the far end of the second transverse partition plate 101 is tilted upwards to form a bulge 107 capable of jacking up the curtain sliding component, so that the bottom of the curtain sliding component is less contacted with the second transverse partition plate 101, the contact surface is small in friction force and low in friction force, and the curtain sliding component can slide more smoothly;

a transmission case: the curtain rail comprises a transmission case shell 2, wherein the transmission case shell 2 is arranged on end faces of two sides of a curtain rail 1, one end of the transmission case shell 2 is open, the open end of the transmission case shell 2 is detachably connected with the end face of the curtain rail 1, a guide groove 200 is formed in the top of the transmission case shell 2 in a concave mode, one end, facing the curtain rail 1, of the guide groove 200 on the transmission case shell 2 is communicated, a connecting rod 201 is movably placed in the guide groove 200, an accommodating groove 106 is also formed in the position, corresponding to the guide groove 200, of the curtain rail 1, the connecting rod 201 is longer than the guide groove 200, the connecting rod 201 extends into the accommodating groove 106 of the curtain rail 1 from the guide groove 200, and a mounting hole 202 for hooking and connecting curtain cloth is formed in one end, far away from the curtain rail 1, of the connecting rod 201;

curtain pulley 3: the 3 bodies of (window) curtain coaster are embedding portion 300 and handle body 301 from top to bottom in proper order, handle body 301 outward appearance shape is the arc, embedding portion 300 external diameter is greater than handle body 301, the handle body 301 left and right sides outwards extends and is formed with bulge 302, the region between embedding portion 300 and the bulge 302 forms the cell body 303 that can slide cavity 104 displacement in (window) curtain track 1.

Further, in this embodiment, the top of the transmission case 2 is recessed at the two side edges of the guide slot 200 to form a fitting portion 203, the fitting portion 203 forms two sides of the guide slot 200 into recessed platforms 204, the fitting portion 203 is detachably connected to a fixing plate 205 which is matched with the fitting portion, the recessed platforms 204 and the fixing plate 205 are provided at corresponding positions with connecting holes for connecting a second fastening member (i.e. a screw), the fixing plate 205 is connected to the fitting portion 203, the top end surface of the fixing plate 205 is flush with the top end surface of the transmission case 2, the fixing plate 205 is provided at a position corresponding to the connecting rod 201 at intervals with fixing holes 206 for connecting a third fastening member (i.e. a screw), the third fastening member (i.e. a screw) is abutted against the connecting rod 201 through the fixing holes 206, further, the fixing plate 205 is provided at a position corresponding to the connecting rod 201 at intervals with fixing holes 206 for connecting a third fastening member (i.e. a screw), the third fastening member (i.e., screw) is abutted against the connecting rod 201 through the fixing hole 206, so that after the connecting rod 201 is pulled out, the third fastening member (i.e., screw) can be tightened to abut against the connecting rod 201, thereby fixing the length of the connecting rod 201 and avoiding the connecting rod 201 from being displaced and loosened.

Further, in this embodiment, one end of the fitting portion 203 protrudes to make the whole shape of the fitting portion 203 be "convex", the shape of the fixing plate 205 is matched with the fitting portion 203, two side walls of the guide groove 200 are respectively recessed to form opposite arc-shaped portions, the two side walls of the guide groove 200 are protruded at intervals away from the arc-shaped portions to form abutting steps, the shape of the fixing plate 205 is matched with the fitting portion 203, so that the fixing plate can be conveniently fitted with the fixing plate 205 through the protruding end of the fitting portion 203 during installation, and an installer can perform blind operation during installation due to the existence of a positioning point with one protruding end, thereby accelerating installation speed.

Further, in this embodiment, the curtain sliding member includes a transmission assembly 4, and the transmission assembly 4 includes: the curtain rail comprises a hanging plate 400, a fixed clamping plate 401 and a belt buckle 402, wherein the upper end of the belt buckle 402 is provided with a meshing part 403 which is meshed and driven with a driving belt, the lower end of the meshing part 403 is obliquely extended towards one side to form an inclined part 404, the lower end of the inclined part 404 is sequentially extended outwards to form a first boss 405 and a second boss 406, a sunken area between the first boss 405 and the second boss 406 is formed as a fixed area which can be movably clamped and connected with a second transverse clapboard 101 of the curtain rail 1, the outer diameter of the first boss 405 is larger than that of the second boss 406, the fixed clamping plate 401 is provided with a through hole 407 through which the lower end of the second boss 406 can pass, the fixed clamping plate 401 is blocked by the second boss 406 after passing through the lower end of the second boss 406, one side of the hanging plate 400 is extended outwards to form a mounting part 408, and the side edge of the mounting part 408 of the hanging plate 400 is inwards sunken to form a clamping groove 409 matched with the lower end of the second boss 406, the hanging plate 400 is clamped into the lower end of the second boss 406 through the clamping groove 409, the lower end of the second boss 406 extends towards two sides in parallel, the outer diameter of the lower end of the second boss 406 is larger than the inner diameter of the clamping groove 409, so that the hanging plate 400 can be clamped on the belt buckle 402, the stress is uniform, the vertical stress is not easy to incline, as the lower end of the meshing part 403 is provided with the first boss 405 and the second boss 406, a fixing area for movably clamping the second transverse partition plate 101 of the curtain rail 1 is arranged between the first boss 405 and the second boss 406, and after the belt buckle 402 is clamped with the transmission belt, the belt buckle 402 can slide and move in the sliding cavity 104 in the curtain rail 1 through the first boss 405, the displacement function driven by the transmission belt can be realized, and other accessories are saved, so that the volume of the curtain rail 1 is smaller and thinner, and the space is saved;

further, as shown in fig. 8, the engaging portion 403 is a cavity with two through sides in the length direction and a slot at the top, and engaging teeth capable of engaging with the driving teeth are formed on a side wall of the driving teeth of the corresponding driving belt in the cavity, so that when the belt is assembled with the driving belt, the two belt buckles 402 can be respectively and directly inserted into the gaps at two ends of the driving belt through the engaging portion 403, then the fixed clamp plate 401 respectively penetrates through the lower ends of the second bosses 406 of the two belt buckles 402 through the through holes 407 and is blocked by the second bosses 406, the hanging plate 400 is clamped into the lower ends of the second bosses 406 of the two belt buckles 402 through the clamping grooves 409, and then the fixed clamp plate 401 and the hanging plate 400 are connected through a connecting member such as a screw, so as to connect the two belt buckles 402, and thus connect two ends of the driving belt;

further, the height of the inside of the belt groove 105 of the curtain rail 1 is slightly larger than the height of the engaging portion 403 inserted into the driving belt, and the empty space between the first transverse partition plate 100 and the vertical partition plate 103 is smaller than the volume of the engaging portion 403, so that the engaging portion 403 of the belt buckle 402 cannot be separated from the belt groove 105, and the belt buckle 402 can realize the connection of the driving belt without other connecting members, and the assembly is easier.

When the curtain rail is used, the transmission case shells 2 are arranged at the two ends of the curtain rail 1 and are divided into a main transmission case and an auxiliary transmission case, and then a transmission belt in the curtain rail 1 and the transmission case shells 2 at the two ends are wound to form a closed loop for transmission;

then when the installation, when window length is greater than the (window) curtain track 1 that the transmission case casing 2 was installed at both ends, can pull out connecting rod 201 from the transmission case casing 2 at both ends respectively, stretch into the holding tank 106 of (window) curtain track 1 with connecting rod 201 from guide way 200 again, because transmission case casing 2 has set up can pull out the connecting rod 201 of extension, can make (window) curtain track 1 adjustment overall length be convenient for install.

Further, when the length of the curtain rail 1 with the transmission case housings 2 arranged at the two ends is larger than that of a window, the transmission case housings 2 at the two ends can be detached firstly, then the curtain rail 1 is shortened, and then the transmission case housings 2 at the two ends are installed back, so that the curtain rail 1 can be adjusted to be convenient to install.

Further, the region formation of (window) curtain coaster 3 between through embedding portion 300 and bulge 302 is the cell body 303 that can slide cavity 104 displacement in (window) curtain track 1, has consequently cancelled the design of wheel body, and is more silent when making the overall slip, can realize colluding the function that the (window) curtain drove the displacement, the utility model discloses the cost is lower, and the installation is also simple swift more.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "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, schematic representations of the above terms do not necessarily 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.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that the scope of the present invention shall be determined by the scope of the appended claims.

Claims

1. An easy-to-install low-noise motorized window treatment track system, comprising:

curtain rail (1): the bottom of the curtain rail (1) is provided with a groove, two side wall surfaces inside the curtain rail (1) are oppositely and transversely extended with a first transverse clapboard (100), two side edges of the groove at the bottom of the curtain rail (1) are oppositely and transversely extended with a second transverse clapboard (101), a space formed between the first transverse clapboard (100) and the second transverse clapboard (101) is a sliding cavity (104) capable of containing a curtain sliding component, the upper wall surface inside the curtain rail (1) is downwards extended with a vertical clapboard (103) at a position between the two first transverse clapboards (100), the inside of the curtain rail (1) is divided into a left belt groove (105) and a right belt groove (105) through the vertical clapboard (103), a transmission belt is wound in the left belt groove (105) and the right belt groove (105), and the far ends of the first transverse clapboard (100), the second transverse clapboard (101) and the vertical clapboard (103) are not connected, communicating the sliding chamber (104) with the inner space of the belt groove (105);

a transmission case: comprises a transmission case shell (2), the transmission case shell (2) is arranged at the end surfaces of two sides of a curtain rail (1), one end of the transmission case shell (2) is open, the open end of the transmission case shell (2) is detachably connected with the end surface of the curtain rail (1), the top of the transmission case shell (2) is concavely provided with a guide groove (200), the guide groove (200) on the transmission case shell (2) is communicated towards one end of the curtain rail (1), a connecting rod (201) is movably arranged in the guide groove (200), an accommodating groove (106) is also arranged at the position of the curtain rail (1) corresponding to the guide groove (200), the connecting rod (201) is longer than the guide groove (200), the connecting rod (201) extends into the accommodating groove (106) of the curtain rail (1) from the guide groove (200), one end of the connecting rod (201) far away from the curtain rail (1) is provided with a mounting hole (202) for hooking and connecting the curtain cloth;

curtain pulley (3): curtain coaster (3) body is embedding portion (300) and handle body (301) from top to bottom in proper order, handle body (301) outward appearance shape is the arc, embedding portion (300) external diameter is greater than handle body (301), the outside extension of the handle body (301) left and right sides is formed with bulge (302), the region between embedding portion (300) and bulge (302) forms cell body (303) that can slide chamber (104) displacement in (window) curtain track (1).

2. An easy-to-install, low-noise motorized window treatment track system as recited in claim 1, the top of the transmission case shell (2) is recessed at the two side edges of the guide groove (200) to form an embedding part (203), the fitting part (203) forms concave platforms (204) on both sides of the guide groove (200), the embedding part (203) is detachably connected with a fixed plate (205) which is matched with the embedding part, connecting holes for connecting a second fastener are arranged at corresponding positions on the concave platform (204) and the fixed plate (205), the top end surface of the fixing plate (205) is level with the top end surface of the transmission case shell (2) after the fixing plate (205) is connected with the embedding part (203), fixing holes (206) for connecting third fasteners are formed in the fixing plate (205) at intervals at positions corresponding to the connecting rod (201), and the third fasteners are abutted to the connecting rod (201) through the fixing holes (206).

3. The easy-to-install low-noise motorized window curtain rail system as claimed in claim 2, wherein one end of the fitting portion (203) is protruded to form the overall shape of the fitting portion (203) in a "convex" shape, the fixing plate (205) is shaped to match with the fitting portion (203), two side walls of the guide groove (200) are respectively recessed to form opposite arc portions, and two side walls of the guide groove (200) are protruded to form abutting steps at positions far from the arc portions.

4. An easy-to-install, low-noise, motorized window treatment track system as claimed in claim 1, wherein the window treatment sliding member comprises a transmission assembly (4), the transmission assembly (4) comprising: the curtain rail comprises a hanging plate (400), a fixed clamping plate (401) and a belt buckle (402), wherein the upper end of the belt buckle (402) is provided with an engaging part (403) engaged with a transmission belt for transmission, the lower end of the engaging part (403) is inclined towards one side and extends to form an inclined part (404), the lower end of the inclined part (404) sequentially extends outwards to form a first boss (405) and a second boss (406), a sunken area between the first boss (405) and the second boss (406) is formed into a fixed area for movably clamping a second transverse partition plate (101) of the curtain rail (1), the outer diameter of the first boss (405) is larger than that of the second boss (406), the fixed clamping plate (401) is provided with a through hole (407) through which the lower end of the second boss (406) can pass, the fixed clamping plate (401) is blocked by the second boss (406) after passing through the lower end of the second boss (406), one side of the hanging plate (400) extends outwards to form an installation part (408), the installation department (408) side of link plate (400) is inwards sunken to be formed with second boss (406) lower extreme matched with block groove (409), link plate (400) block into second boss (406) lower extreme through its block groove (409), because second boss (406) lower extreme is to the parallel extension of both sides, the external diameter of second boss (406) lower extreme is greater than the internal diameter of block groove (409).