CN109008564B

CN109008564B - an electric curtain

Info

Publication number: CN109008564B
Application number: CN201810647693.1A
Authority: CN
Inventors: 王金友
Original assignee: Shenzhen Bofu Mechanic & Electronic Co ltd
Current assignee: Shenzhen Bofu Mechanic & Electronic Co ltd
Priority date: 2018-06-22
Filing date: 2018-06-22
Publication date: 2021-04-20
Anticipated expiration: 2038-06-22
Also published as: CN109008564A

Abstract

The invention discloses an electric curtain. The electric curtain comprises: a rail part; at least one driving mechanism is arranged at the end of the rail part; wherein, the driving mechanism comprises a transmission device and a driving device, and the transmission device Removably connected to the track portion, the drive device is removably connected to the transmission device; the drive mechanism includes a first coupling, and the transmission device includes a first sliding shaft, an elastic member and a transmission clutch, so A second coupling in which the end of the transmission clutch is matched with the first coupling, the elastic member and the transmission clutch are matched and sleeved on the first sliding shaft, and the transmission clutch is received by the shaft When the force is applied, it cooperates with the elastic member and slides along the first sliding shaft. When the axial force is withdrawn, the transmission clutch is reset under the action of the elastic member, which facilitates the rapid installation of the driving device and the transmission device and reduces the The difficulty of installing electric curtains.

Description

Electric curtain

Technical Field

The invention relates to the technical field of electric curtains, in particular to an electric curtain.

Background

Along with the continuous improvement of the technological level, more and more intelligent home furnishings appear in the life of people and are loved by most modern people, and the electric curtain is taken as one of the representatives of the intelligent home furnishing, so that the life of people is facilitated.

The electric curtain realizes the opening and closing of the curtain in an electric control mode, a user can operate the opening and closing of the curtain through wired or wireless control, the electric curtain is very convenient and intelligent to use, the appearance of the electric curtain is basically not different from that of a common curtain, the electric curtain has the functions of shading and blocking the sun of the common curtain, and the electric curtain also has unique advantages that the common curtain does not have.

However, the conventional motorized window shades with track portions need to be completely aligned with the installation positions when installing the driving devices, and users can adjust each driving device to complete installation, so that installation is very complicated for common users; in view of the above, there is a need for a solution to this problem.

Disclosure of Invention

The invention aims to provide a convenient electric curtain with a track part.

The purpose of the invention is realized by the following technical scheme:

a motorized window treatment, comprising:

a rail portion;

at least one driving mechanism arranged at the end part of the track part;

the driving mechanism comprises a transmission device and a driving device, the transmission device is detachably connected with the track part, and the driving device is detachably connected with the transmission device;

the driving mechanism comprises a first coupler, the transmission device comprises a first sliding shaft, an elastic part and a transmission clutch, the end part of the transmission clutch is matched with a second coupler matched with the first coupler, the elastic part and the transmission clutch are matched and sleeved on the first sliding shaft, the transmission clutch is matched with the elastic part to slide along the first sliding shaft when axial acting force is applied, and the transmission clutch is reset under the action of the elastic part when the axial acting force is cancelled.

Optionally, the track portion includes first track and the flexible second track of relative first track slip, first track with the second track all includes at least one guide rail that is used for setting up the curtain that opens and shuts, every the correspondence is equipped with the belt in the guide rail, actuating mechanism include with the motor of the belt correspondence quantity, the motor with belt transmission is connected. Like this, all set up a belt alone in every guide rail, every belt corresponds and sets up an solitary motor to make the motor can be more accurate the curtain that opens and shuts that sets up on every guide rail of control, the user can operate the motor of one of them guide rail as required and control the curtain that opens and shuts, the user demand that satisfies the user that can be better.

Optionally, the driving mechanism includes a main driving mechanism and an auxiliary driving mechanism, the main driving mechanism and the auxiliary driving mechanism are respectively disposed at two ends of the track portion, the main driving mechanism and the auxiliary driving mechanism are coupled, a power supply and a main control board are disposed in the main driving mechanism, and the auxiliary driving mechanism is electrically connected to the power supply and the main control board. Therefore, through the arrangement of the main driving mechanism and the auxiliary driving mechanism, the power supply and the main control board are both arranged in the main driving mechanism, the cost can be better saved, the main driving mechanism and the auxiliary driving mechanism are connected through a data line for communication, and the main control board is mainly responsible for various network signal processing and the main driving mechanism and operation and transmits control signals to the auxiliary driving mechanism.

Optionally, the motor with be equipped with the speed reduction clutch between the first shaft coupling, the motor includes first motor and second motor, the power more than or equal to of first motor the power of second motor, first motor is used for the drive to be established casement on the electric window curtain, the second motor is used for the drive to be established window screening on the electric window curtain. Like this, the moment of torsion that setting up of speed reduction clutch can effectual increase motor output for the motor can be better drives the curtain that opens and shuts and carry out work, and can carry out the manual operation curtain that opens and shuts under the condition of electric window curtain difference, hand power operation is to the damage of motor when can effectually avoiding the outage, thereby electric window curtain can be better the service environment of use difference, better user's demand of satisfying.

Optionally, the first rail includes two first guide rails, two first guide rails are fixedly connected through a first connecting portion, two first guide rails and the first connecting portion form a mounting groove, and the second rail is slidably disposed in the mounting groove. Like this, form the setting of mounting groove through first connecting portion and two first guide rails for the cover that the second track can be fine is established on first track, makes things convenient for the second track to carry out freely along first orbital axial and slides, when carrying out orbital installation, can extend or shorten the track according to actual house type size, makes the different window of adaptation width that orbital total length can be better.

Optionally, the electric curtain comprises a connecting wire, the connecting wire is arranged on the track portion, the track portion comprises a wire fixing portion used for fixing the connecting wire, the second track comprises two second guide rails, the two second guide rails are fixedly connected through a second connecting portion, and the wire fixing portion is arranged on the first connecting portion and the second connecting portion. Like this for first connecting portion and second connecting portion can effectually protect solidus portion, and the effect of avoiding the connecting wire to receive the flexible effort when sliding of track portion is impaired, makes more durable of electric window curtain.

Optionally, the wire fixing part includes a first wire fixing part and a second wire fixing part, the first rail includes a first end and a second end, and the second rail includes a third end and a fourth end;

the first wire fixing part is arranged at the first end and the second end, the second wire fixing part is arranged at the third end and the fourth end, and the first wire fixing part and the second wire fixing part are arranged oppositely;

when the track part is folded in a telescopic mode, the first end and the third end are located on the same side of the track part, the connecting line is sequentially connected with the first end, the second end, the third end and the fourth end, and the length of the connecting line connected with the second end and the third end is larger than or equal to the maximum extending length of the track part. Therefore, the length of the connecting line for connecting the second end and the third end is greater than or equal to the maximum extending length of the track part, the connecting line is very convenient and simple to lay, and the connecting line for connecting the two ends of the track part can not be disconnected completely when the track part extends, so that the signal communication of the connecting parts at the two ends of the track part is effectively guaranteed to work normally and effectively.

Optionally, the motorized window treatment comprises a small wheel hanging ring, the guide rail comprises a bottom plate and at least two side plates, and the side plates are arranged on the bottom plate; two adjacent curb plates with the bottom plate forms the track groove, two adjacent be equipped with the partition portion on the relative inside wall of curb plate, the partition portion will the track groove separates two at least track cavities, steamboat rings are established at one of them track cavity, the belt is established at one of them another track cavity. Like this, through set up the partition portion on the inside wall of curb plate, can effectually carry out the multilayer with the space in track groove and cut apart, when laying the belt and the steamboat rings of the curtain that opens and shuts in the track cavity, belt and steamboat rings can set up in the track cavity on different layers to make orbital width accomplish more narrow little, can set up many tracks on the wall of equal width, better different demands that satisfy the user.

Optionally, the motorized window treatment comprises a fixing member, and the fixing member can be fixed on a wall; the joint of the side plate and the bottom plate is provided with a fixing part matched with the fixing part, the fixing part comprises a concave part arranged on the side plate, and the fixing part is matched with the concave part to limit and fix the track. Therefore, the fixing piece is matched with the concave part to limit and fix the track, and the fixing bulge of the fixing piece is matched with the groove to effectively fix the track, so that the track is more stably installed; and the rail part can be matched with the fixed bulge for sliding operation, so that the installation and the disassembly of the rail are very convenient and simple.

Optionally, the electric window curtain includes a rail limiting part, the rail limiting part includes a limiting rod and a limiting block, the limiting block is disposed in the guide rail, the limiting rod is fixed to the limiting block through a screw, and when the first rail and the second rail extend, the rail limiting part moves to a position that is one-half of the length of the rail portion. Like this, the setting of locating part can be effectual the orbital limit of extending and contracting of first track of restriction and second, directly establishes the stopper in the guide rail, can also be effectively to establishing the curtain that opens and shuts in the guide rail spacing.

According to the invention, due to the matching arrangement of the elastic component and the transmission clutch, a user does not need to manually adjust the direction of the first coupler and the direction and position of the second coupler when installing the driving device, and the driving device and the transmission device are directly detachably and fixedly installed, so that the driving device and the transmission device are conveniently and quickly installed, and the installation difficulty of the electric curtain is further reduced; the quick connection between the transmission device and the driving device is completed through the first coupler and the second coupler, so that the transmission device and the driving device can be conveniently and independently packaged, the modularization degree is higher, and the transmission device and the internal parts of the driving device can be effectively protected; meanwhile, the detachable structure is convenient for the transportation of the electric curtain, and a user can replace driving devices with different powers according to the requirement, so that the requirement of the user is better met; specifically, when a user installs the driving device, if the convex part in the first coupling direction of the transmission clutch is matched with the concave part of the second coupling, the driving device is directly installed in place, if the convex part in the first coupling direction of the transmission clutch is not matched with the concave part of the second coupling, when the user installs the driving device, the transmission clutch is pressed and then moves upwards under the action of the elastic component, when the driving device works and operates, the convex part in the first coupling direction of the transmission clutch is automatically matched with the concave part of the second coupling, the transmission clutch is reset under the action of the elastic component, and the clutch function is automatically completed.

Drawings

FIG. 1 is a schematic view of a motorized window treatment according to an embodiment of the present invention;

FIG. 2 is a partial exploded view of the motorized window treatment of an embodiment of the present invention;

FIG. 3 is a schematic structural view of a main drive mechanism of an embodiment of the present invention;

FIG. 4 is a schematic structural view of a secondary drive mechanism of an embodiment of the present invention;

FIG. 5 is a side view of a track portion of an embodiment of the present invention;

FIG. 6 is a schematic structural view of a track section of an embodiment of the present invention;

FIG. 7 is a partial exploded view of a track section of an embodiment of the present invention;

fig. 8 is a flow chart illustrating a wiring method of a motorized window treatment according to another embodiment of the present invention.

Wherein: 10. a rail portion, 11, a first rail, 111, a first end, 112, a second end, 113, a sliding protrusion, 114, a first guide rail, 12, a second rail, 121, a third end, 122, a fourth end, 123, a sliding groove, 124, a second guide rail, 13, a first wire fixing portion, 131, a first protrusion, 132, a second protrusion, 133, a first wiring cavity, 14, a second wire fixing portion, 141, a third protrusion, 142, a fourth protrusion, 143, a second wiring cavity, 15, a wire supporting portion, 16, a first limiting member, 161, a second limiting member, 162, an arc-shaped groove, 17, a rail limiting member, 171, a limiting rod, 172, a limiting block, 18, a guide rail, 181, a bottom plate, 182, a side plate, 183, a rail groove, 184, a separating portion, 185, a rail cavity, 186, a separating portion, 187, a limiting portion, 188, a rib, 19, a fixing portion, 191, a recess portion, 20, an electric curtain, 21, a belt, 22, a small wheel suspension ring, 23. the driving device comprises a fixing piece, 231, a fixing protrusion, 24, a connecting wire, 25, a limiting cavity, 251, a first limiting protrusion, 252, a second limiting protrusion, 254, an opening, 30, a driving mechanism, 31, a main driving mechanism, 311, a power supply, 312, a main control board, 32, an auxiliary driving mechanism, 33, a driving device, 331, a first coupler, 34, a transmission device, 341, a second coupler, 342, a first sliding shaft, 343, an elastic component, 344, a transmission clutch, 35, a motor, 351, a first motor, 352, a second motor, 36 and a reduction clutch.

Detailed Description

Specific structural and functional details disclosed herein are merely representative and are provided for purposes of describing example embodiments of the present invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, 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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

In the drawings, elements having similar structures are denoted by the same reference numerals.

The invention will be further described with reference to the accompanying figures 1 to 8 and preferred embodiments.

As shown in fig. 1 and 7, the present embodiment discloses a motorized window treatment, wherein the motorized window treatment 20 includes:

a rail portion 10;

at least one driving mechanism 30 provided at an end of the rail portion 10;

wherein, the driving mechanism 30 comprises a transmission device 34 and a driving device 33, the transmission device 34 is detachably connected with the track part 10, and the driving device 33 is detachably connected with the transmission device 34;

the driving mechanism 30 comprises a first coupler 331, the transmission device 34 comprises a first sliding shaft 342, an elastic member 343 and a transmission clutch 344, the end of the transmission clutch 344 is matched with a second coupler 341 of the first coupler 331, the elastic member 343 is matched with the transmission clutch 344 and sleeved on the first sliding shaft 342, the transmission clutch 344 is matched with the elastic member 343 to slide along the first sliding shaft 342 when being subjected to axial acting force, and the transmission clutch 344 is reset under the action of the elastic member 343 when the axial acting force is removed; optionally, the elastic member 343 includes a compression spring, or the elastic member 343 is a sleeve-shaped member made of elastic material such as silicone rubber, etc.

Through the matching arrangement of the elastic component 343 and the transmission clutch 344, a user does not need to manually adjust the direction of the first coupling 331 and the direction and position of the second coupling 341 when installing the driving device 33, and directly and fixedly installs the driving device 33 and the transmission 34 in a detachable manner, so that the driving device 33 and the transmission 34 can be quickly installed conveniently, and the installation difficulty of the electric curtain 20 is further reduced; the first coupling 331 and the second coupling 341 complete the quick connection between the transmission 34 and the driving device 33, so that the transmission 34 and the driving device 33 can be conveniently and individually packaged, the modularization degree is higher, and the internal parts of the transmission 34 and the driving device 33 can be effectively protected; meanwhile, the detachable structure is convenient for the transportation of the electric curtain 20, and a user can replace the driving device 33 with different power according to the requirement, so that the requirement of the user can be better met; specifically, when a user installs the driving device 33, if the convex portion of the transmission clutch 344 in the direction of the first coupler 331 is matched with the concave portion of the second coupler 341, the driving device 33 is directly installed in place, if the convex portion of the transmission clutch 344 in the direction of the first coupler 331 is not matched with the concave portion of the second coupler 341, when the user installs the driving device 33, the transmission clutch 344 is pressed and then moved upwards under the action of the elastic member 343, when the driving device 33 operates, the convex portion of the transmission clutch 344 in the direction of the first coupler 331 is automatically matched with the concave portion of the second coupler 341, and the transmission clutch 344 is reset under the action of the elastic member 343 to automatically complete the clutch function.

The track part 10 comprises a first track 11 and a second track 12 which slides and stretches relative to the first track 11, the second track 12 is sleeved on the first track 11, the second track 12 can conveniently slide freely along the axial direction of the first track 11, when the track is installed, the track can be extended or shortened according to the actual house size, the total length of the track can be better adapted to windows with different widths, the processing of sizing is not needed, the large-scale batch production and the large-scale market release can be realized, the defect that the tracks with different sizes need to be customized individually in the traditional technology is effectively overcome, the product market prospect of the scheme is very considerable, the scheme is not limited by production, is not influenced by a plurality of beneficial factors such as house size and the like, and the electric curtain 20 is more convenient to install and assemble; the first track 11 and the second track 12 both comprise at least one guide rail 18 for arranging an opening and closing curtain, a belt 21 is correspondingly arranged in each guide rail 18, the driving mechanism 30 comprises a number of motors 35 corresponding to the belts 21, the motors 35 are in transmission connection with the belts 21, a belt 21 is independently arranged in each guide rail 18, and an independent motor 35 is correspondingly arranged on each belt 21, so that the opening and closing curtain arranged on each guide rail 18 can be more accurately controlled by the motors 35, a user can operate the motor 35 of one guide rail 18 to control the opening and closing curtain as required, and the use requirements of the user can be better met; the user can replace the motor 35 with different power according to the requirement, for example, a 24W motor is adopted for controlling the curtain cloth, and a 6W motor is adopted for controlling the window screening; moreover, the belt 21 and the motor 35 are correspondingly arranged to effectively avoid the interference of the belt 21 of other guide rails 18, so that the control of the motorized window shade 20 is very convenient and simple.

The driving mechanism 30 includes a main driving mechanism 31 and an auxiliary driving mechanism 32, the main driving mechanism 31 and the auxiliary driving mechanism 32 are respectively disposed at two ends of the track portion 10, the main driving mechanism 31 and the auxiliary driving mechanism 32 are coupled, a power supply 311 and a main control board 312 are disposed in the main driving mechanism 31, the auxiliary driving mechanism is electrically connected to the power supply 311 and the main control board 312, the power supply 311 and the main control board 312 are both disposed in the main driving mechanism 31 through the arrangement of the main driving mechanism 31 and the auxiliary driving mechanism 32, so that cost can be better saved, the main driving mechanism 31 and the auxiliary driving mechanism 32 communicate through data line connection, and the main control board 312 is mainly responsible for various network signal processing and operation of the main driving mechanism 31, and transmits control signals to the auxiliary driving mechanism 32; moreover, only one power supply 311 and one main control board 312 are arranged, so that the control of the main driving mechanism 31 and the auxiliary driving mechanism 32 is more synchronous, the inconsistent working pace of the electric curtain 20 caused by signal delay is effectively avoided, the whole weight of the electric curtain 20 can be effectively reduced, and the electric curtain 20 is more convenient to transport; optionally, the auxiliary driving mechanism 32 is also provided with an auxiliary control board, the main control board 312 is coupled to the auxiliary control board for transmitting control signals to each other, and in order to ensure reliable communication between the main driving mechanism 31 and the auxiliary driving mechanism 32, 485 protocol communication is adopted between the main driving mechanism 31 and the auxiliary driving mechanism 32.

The speed reduction clutch 36 is arranged between the motor 35 and the first coupler 331, the torque output by the motor 35 can be effectively increased due to the arrangement of the speed reduction clutch 36, so that the motor 35 can better drive the curtain to be opened and closed to work, the curtain to be opened and closed can be manually operated under the condition of different points of the electric curtain 20, the damage of the motor 35 caused by hand-pulling operation in power failure can be effectively avoided, the electric curtain 20 can be better used in different use environments, and the requirements of users can be better met; the motor 35 includes a first motor 351 and a second motor 352, the power of the first motor 351 is greater than or equal to the power of the second motor 352, the first motor 351 is used for driving curtain cloth arranged on the electric curtain 20, the second motor 352 is used for driving window screening arranged on the electric curtain 20, the motors 35 with different powers are selected according to the type and weight of the opening and closing curtain arranged in each guide rail 18 of the electric curtain 20, excellent power matching can be achieved, the cost of the electric curtain 20 can be better saved, the users can also match the motors 35 with different powers according to own requirements, and requirements of the users can be better met.

Wherein, the first track 11 includes two first guide rails 114, the two first guide rails 114 are fixedly connected through a first connecting portion, the two first guide rails 114 and the first connecting portion form a mounting groove, the second track 12 is slidably disposed in the mounting groove, the mounting groove is formed by the first connecting portion and the two first guide rails 114, so that the second track 12 can be well sleeved on the first track 11, the second track 12 can conveniently and freely slide along the axial direction of the first track 11, when the track is mounted, the track can be extended or shortened according to the actual house type size, so that the total track length can better adapt to windows with different widths, the processing of sizing is not needed, the large-scale mass production and the large-scale market release can be realized, and the defect that the tracks with different sizes need to be customized in the conventional technology can be effectively solved, the product market prospect of the scheme is very considerable, and the track is not influenced by a plurality of beneficial factors such as production restriction, house type restriction and the like, so that the track is convenient to install and assemble; and the first rail 11 can effectively protect the second rail 12, so that the motorized window shade 20 can be more durable.

The electric curtain 20 comprises a connecting wire 24, the connecting wire 24 is arranged on the track part 10, the track part 10 comprises a wire fixing part for fixing the connecting wire 24, the arrangement of the wire fixing part enables the arrangement of the connecting wire 24 to be very convenient and simple, and the connecting wire 24 for connecting two ends of the track part 10 can not be disconnected completely when the track part 10 extends, so that the normal and effective work of signal communication of connecting parts at two ends of the track part 10 can be effectively ensured; the arrangement of the wire fixing part can effectively protect the connecting wire 24, effectively avoid the damage of the connecting wire 24 caused by the acting force when the rail part 10 slides in a stretching way, so that the connecting wire 24 is more durable, and the arrangement of the wire fixing part can effectively shield the connecting wire 24, so that the rail part 10 has more integrity and more beautiful appearance; the second rail 12 includes two second guide rails 124, and through second connecting portion fixed connection between two second guide rails 124, the solidus portion is established on first connecting portion and second connecting portion for first connecting portion and second connecting portion can effectually protect solidus portion, and the effect of avoiding the connecting wire 24 to receive the flexible effort when sliding of track portion 10 is impaired, makes more durable of electric window curtain 20.

The wire fixing part comprises a first wire fixing part 13 and a second wire fixing part 14, the first rail 11 comprises a first end 111 and a second end 112, and the second rail 12 comprises a third end 121 and a fourth end 122;

the first wire fixing parts 13 are arranged at the first end 111 and the second end 112, the second wire fixing parts 14 are arranged at the third end 121 and the fourth end 122, the first wire fixing parts 13 and the second wire fixing parts 14 are oppositely arranged, the first wire fixing parts 13 and the second wire fixing parts 14 which are oppositely arranged facilitate the arrangement of the connecting wires 24, and the winding of the connecting wires 24 is effectively avoided;

when the track part 10 is retracted, the first end 111 and the third end 121 are on the same side of the track part 10, the connecting line 24 is sequentially connected with the first end 111, the second end 112, the third end 121 and the fourth end 122, the length of the connecting line 24 connecting the second end 112 and the third end 121 is greater than or equal to the maximum extension length of the track part 10, the laying of the connecting line 24 is very convenient and simple, and when the track part 10 is extended, the connecting line 24 for connecting the two ends of the track part 10 cannot be disconnected at all, so that the signal communication of the connecting parts at the two ends of the track part 10 is effectively ensured to be normal and work effectively; and the setting of solidus portion can effectually protect connecting wire 24, and the effectual effort of avoiding connecting wire 24 to receive when the flexible slip of track portion 10 is impaired for connecting wire 24 is more durable, and the setting of solidus portion can effectually shield connecting wire 24, makes track portion 10 more have the wholeness more pleasing to the eye.

The first wire fixing part 13 extends from the first end 111 to the second end 112, the second wire fixing part 14 extends from the third end 121 to the fourth end 122, the first wire fixing part 13 and the second wire fixing part 14 extend from one section of the track to the other end, so that the connecting wire 24 can be fixed more effectively, the connecting wire 24 arranged in the first wire fixing part 13 can be limited better, and the connecting wire 24 can be prevented from being wound; the connecting line 24 can be effectively protected, interference of other parts on the connecting line 24 is effectively avoided, and signal transmission of the connecting line 24 is more stable and efficient; optionally, the first wire fixing part 13 is arranged at intervals along the extending direction from the first end 111 to the second end 112, and the second wire fixing part 14 is arranged at intervals along the extending direction from the third end 121 to the fourth end 122, so that the production consumables can be saved under the condition of ensuring good fixing and limiting of the connecting wire 24, the production cost can be effectively saved, the weight of the track part 10 can be effectively reduced, and the track part 10 can be transported more.

The first wire fixing part 13 comprises a first protrusion 131 and a second protrusion 132 which are arranged on the first rail 11, the first protrusion 131 and the second protrusion 132 form a first wiring cavity 133, the first protrusion 131 and the second protrusion 132 limit the connecting wire 24 which is arranged in the first wire fixing part 13, the formed first wiring cavity 133 can effectively provide a wiring space, so that the connecting wire 24 can directly penetrate through the wiring from the first wiring cavity 133, an opening is arranged between the first protrusion 131 and the second protrusion 132, the connecting wire 24 can be placed into the first wiring cavity 133 from the opening, and the opening is convenient for a user to observe and overhaul the connecting wire 24; the second wire fixing part 14 comprises a third protrusion 141 and a fourth protrusion 142 which are arranged on the second rail 12, the third protrusion 141 and the fourth protrusion 142 form a second wiring cavity 143, the third protrusion 141 and the fourth protrusion 142 limit the connecting wire 24 arranged in the second wire fixing part 14, the formed second wiring cavity 143 can effectively provide a wiring space, so that the connecting wire 24 can directly pass through the wiring from the second wiring cavity 143, an opening is also arranged between the third protrusion 141 and the fourth protrusion 142, the connecting wire 24 can be placed into the second wiring cavity 143 from the opening, and the arrangement of the opening is convenient for a user to observe and overhaul the connecting wire 24; the first wiring cavity 133 and the second wiring cavity 143 are oppositely arranged, and the first wiring cavity 133 and the second wiring cavity 143 which are oppositely arranged facilitate the arrangement of the connecting wire 24, so that the winding of the connecting wire 24 is effectively avoided; optionally, the first protrusion 131 and the second protrusion 132 are arc-shaped plates disposed opposite to each other, and the third protrusion 141 and the fourth protrusion 142 are arc-shaped plates disposed opposite to each other, so as to facilitate the layout of the connection line 24 with a circular cross section.

The two first guide rails 114 are provided with sliding protrusions 113 on opposite side walls, the two second guide rails 124 are provided with sliding grooves 123 matched with the sliding protrusions 113, the sliding protrusions 113 and the sliding grooves 123 are arranged in a matched manner, so that the second rails 12 can slide freely along the axial direction of the first rails 11 conveniently, and when the rails are installed, the rails can be extended or shortened according to actual house size, so that the total length of the rails can be better adapted to windows with different widths, the processing of sizing is not needed, and the large-scale mass production and the large-scale market release can be realized; and the sliding protrusion 113 can effectively limit the second track 12, the second track 12 can be effectively sleeved on the first track 11 in a sliding manner, other fixed limiting components are not needed, the structure is simpler, and the track part 10 can be conveniently manufactured.

The first rail 11 or the second rail 12 is provided with a wire supporting part 15 for supporting the connecting wire 24, the wire supporting part 15 is arranged below the first wire fixing part 13, and can effectively support the connecting wire 24 connecting the second end 112 and the third end 121, so that the connecting wire 24 is effectively prevented from falling under the action of gravity, and normal work of other parts of the telescopic rail is effectively prevented from being influenced; the wire supporting part 15 extends from one end of the first rail 11 to the other end of the second rail 12, so that the connecting wire 24 connecting the second end 112 and the third end 121 can be completely supported during the extension or contraction process of the telescopic rail, and the connecting wire 24 can be better protected; and the arrangement of the wire supporting part 15 can effectively shield the connecting wire 24 connecting the second end 112 and the third end 121, so that the telescopic rail has more integrity and the appearance is more concise and beautiful.

Wherein, the electric curtain 20 comprises a small wheel hanging ring 22, the guide rail 18 comprises a bottom plate 181 and at least two side plates 182, and the side plates 182 are arranged on the bottom plate 181; the track groove 183 is formed by two adjacent side plates 182 and the bottom plate 181, the inner side walls of the two adjacent side plates 182 opposite to each other are provided with a separating part 184, the separating part 184 separates the track groove 183 into at least two track cavities 185, the small wheel hanging ring 22 is arranged in one track cavity 185, the belt 21 is arranged in the other track cavity 185, the space of the track groove 183 can be effectively divided into multiple layers by arranging the separating part 184 on the inner side wall of the side plate 182, and when the belt 21 and the small wheel hanging ring 22 of the retractable curtain are arranged in the track cavity 185, the belt 21 and the small wheel hanging ring 22 can be arranged in the track cavities 185 of different layers, so that the track width can be more narrow, a plurality of tracks can be arranged on the wall with the same width, and different requirements of users can be better met; the rail groove 183 can be divided into a plurality of rail cavities 185 by the dividing portion 184 from top to bottom, that is, a plurality of rail cavities 185 are formed in the direction extending from the bottom plate 181 to the side plate 182, so that the rail cavities 185 with different functions can be conveniently formed, and different design requirements of different users on rails can be better met.

The electric curtain 20 comprises a fixing piece 23, the fixing piece 23 comprises a fixing protrusion 231, wherein the first track 11 and the first line fixing part 13 are integrally formed, and the second track 12 and the second line fixing part 14 are integrally formed, so that the integral rigidity of the track part 10 can be effectively ensured, the track part 10 is firmer and more durable, the integral forming is adopted, the mold stripping production can be more conveniently carried out, and the production cost is saved; optionally, the first rail 11 and the second rail 12 are made of plastic materials, so that the manufacturing cost of the retractable rail part 10 is low, and the noise generated by the curtain in the opening and closing process is low; optionally, the first rail 11 and the second rail 12 are made of an aluminum alloy material, so that the overall weight of the rail portion 10 can be effectively reduced, and the high strength of the rail portion 10 can be effectively ensured, so that the rail portion 10 is more durable.

Wherein, the one end and the bottom plate 181 fixed connection of curb plate 182, the other end of curb plate 182 is equipped with spacing portion 187, spacing portion 187 is used for spacing to steamboat rings 22, spacing portion 187 is established on the inside wall of curb plate 182, the setting up of spacing portion 187 is convenient to lay at steamboat rings 22, can effectually carry out spacingly to steamboat rings 22, steamboat rings 22 is connected with the curtain cloth of the curtain that opens and shuts, when the curtain opened and shuts the operation, steamboat rings 22 can carry out stable activity under spacing portion 187's supporting role.

The bottom plate 181 is provided with the isolating part 186, the isolating part 186 is used for isolating the belt 21, so that the belt 21 is effectively separated, the belt 21 is ensured to be more stable when the opening and closing curtain is driven, the generation of noise caused by mutual friction among the belts 21 is avoided, and the use of the track is more quiet; and the isolation part 186 includes an isolation plate integrally formed with the base plate 181, so that the production of the rail is more convenient and simple.

The ribs 188 are uniformly arranged on the inner side walls of the bottom plate 181 and the side plates 182 at intervals, and the ribs 188 extend from one end of the rail to the other end of the rail along the rail, so that the rigidity of the rail can be effectively enhanced, the rail can better resist extrusion, and the rail is more firm and durable; when the retractable curtain is operated, the sound generated when the belt 21 is in contact with the side plates 182 and the bottom plate 181 is effectively reduced, so that the running of the track is quieter, and the use comfort of the track is further improved; optionally, the ribs 188 are integrally formed with the bottom plate 181 and the side plate 182.

The electric curtain 20 comprises the fixing piece 23, so that the installation of the guide rail 18 is more convenient and simpler, and the installation efficiency of the guide rail 18 can be effectively improved; the fixing piece 23 can be fixed on the wall; the joint of the side plate 182 and the bottom plate 181 is provided with a fixing part 19 matched with the fixing part 23, the fixing part 19 comprises a concave part 191 arranged on the side plate 182, the fixing part 23 is matched with the concave part 191 to limit and fix the track, the concave part 191 is concave towards the track cavity 185, so that the width of the fixing part 19 is smaller than the width between the two side plates 182, the whole width of the track can be further reduced, the fixing part 23 is matched with the concave part 191 to limit and fix the track, and the fixing protrusion 231 of the fixing part 23 is matched with the groove, so that the track can be effectively fixed, and the track can be more stably installed; the rail part 10 can be matched with the fixing protrusion 231 to perform sliding operation, so that the rail is very convenient and simple to mount and dismount; optionally, a fixing hole is formed in the fixing plate, a screw penetrates through the fixing hole to be directly fixed to the wall, and the fixing concave portion 191 is designed in an arc shape.

The electric curtain 20 comprises a track limiting part 17, the track limiting part 17 comprises a limiting rod 171 and a limiting block 172, the limiting block 172 is arranged in the guide rail 18, the limiting rod 171 is fixed with the limiting block 172 through a screw, the track limiting part 17 can effectively limit the extension and contraction limits of the first track 11 and the second track 12, the limiting block 172 is directly arranged in the guide rail 18, and the opening and closing curtain arranged in the guide rail 18 can be effectively limited; when the first rail 11 and the second rail 12 extend, the rail limiting member 17 moves to a position of one half of the length of the rail portion 10, so as to realize the bilateral symmetry opening and closing operation of the opening and closing curtain, and the operation of the opening and closing curtain is more convenient and simpler.

The two first rails 11 are arranged, the rail part 10 comprises a connecting piece, the sliding bulge 113 is provided with a limiting cavity 25, the two first rails 11 are matched and connected with the limiting cavity 25 into a whole through the connecting piece, two or more first rails 11 can be effectively connected end to end in sequence in a detachable mode to form a combined first rail 11, a user can connect the required length of the combined first rail 11 according to the requirement, the combined first rail 11 can be detached and stored when not used, and the occupied space when the combined first rail 11 is stored is effectively reduced; the combined first rail 11 is disassembled into a plurality of first rails 11, and the first ends 111 and the second ends 112 of the plurality of first rails 11 are packaged, so that the length of the combined first rail 11 is effectively reduced, and a user can conveniently put the combined first rail 11 in a trunk of an automobile for transportation; when the two first rails 11 are connected, one end of the connecting piece is sleeved in the limiting cavity 25 of one first rail 11, the other end of the connecting piece is sleeved in the limiting cavity 25 of the other adjacent first rail 11, and external force is applied to tightly press the two adjacent first rails 11, so that the joint of the rail grooves 183 of the combined first rails 11 is more flat, and the opening and closing operation of the opening and closing curtain on the combined first rails 11 is smoother; meanwhile, the arrangement structure that the limiting cavity 25 is sleeved by the connecting piece is very simple, the manufacturing and the production are convenient, the operation of a user is very convenient, and other special tools are not needed; alternatively, two second rails 12 are provided.

The limiting cavity 25 is formed by enclosing a first limiting protrusion 251 and a second limiting protrusion 252, an opening 254 is formed between the first limiting protrusion 251 and the second limiting protrusion 252, the first limiting protrusion 251 and the second limiting protrusion 252 have certain elasticity, and the combined connection is that the first limiting protrusion 251 and the second limiting protrusion 252 can effectively clamp and limit the connecting piece, so that the connecting piece can be effectively prevented from sliding out of the limiting cavity 25, and the connection stability of the combined track is ensured; optionally, the first limiting protrusion 251 and the second limiting protrusion 252 are arc plates arranged oppositely.

The first rail 11 includes a first limiting member 16, the first limiting member 16 is fixedly connected to the third end 121, the second rail 12 includes a second limiting member 161, the second limiting member 161 is fixedly connected to the second end 112, and by the arrangement of the first limiting member 16 and the second limiting member 161, the first rail 11 and the second rail 12 can be prevented from slipping during extension or contraction, so that the rail portion 10 can be better ensured to be conveniently used in extension and contraction.

The second limiting member 161 is provided with an arc-shaped groove 162 which is matched with the connecting wire 24, one port of the arc-shaped groove 162 is matched with one end of the second wire fixing portion 14, the arrangement of the arc-shaped groove 162 facilitates the arrangement of the connecting wire 24, the connecting wire 24 needs to be bent when being connected with the second end 112 and the third end 121, the connecting wire 24 is arranged in the arc-shaped groove 162, so that the bending of the connecting wire 24 can be more gradual, the connecting wire 24 is effectively prevented from being broken when the track portion 10 moves, and the connecting wire 24 is further effectively protected; optionally, the first limiting member 16 is also provided with an arc-shaped groove 162 matched with the connecting wire 24, so as to better protect the connecting wire 24 and further improve the service life of the connecting wire 24.

As shown in fig. 8, another embodiment of the present invention is directed to a wiring method of a rail portion, the motorized window treatment including a driving device provided at an end of the rail portion, a rail portion, and a connection cord provided on the rail portion and connected to the driving device;

the wiring method comprises the following steps:

s1: arranging the first track and the second track in parallel;

s2: arranging the third end at one end corresponding to the first end; disposing the fourth end at an end corresponding to the second end;

s3: adjusting the first track and the second track to a contracted state;

s4: and laying and limiting the connecting lines to connect the first end, the second end, the third end and the fourth end in sequence.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims

1. an electric curtain, is characterized in that, described electric curtain comprises:

track department;

At least one driving mechanism is provided at the end of the track portion;

Wherein, the driving mechanism includes a transmission device and a driving device, the transmission device is detachably connected to the track portion, and the driving device is detachably connected to the transmission device;

The drive mechanism includes a first coupling, the transmission device includes a first sliding shaft, an elastic member and a transmission clutch, and an end of the transmission clutch is matched with a second coupling of the first coupling, The elastic member and the transmission clutch are matched and sleeved on the first sliding shaft. When the transmission clutch is subjected to an axial force, the transmission clutch cooperates with the elastic member to slide along the first sliding shaft, and the axial direction is cancelled. When the force is applied, the transmission clutch is reset under the action of the elastic member;

The track portion includes a first track and a second track that slides and extends relative to the first track. Both the first track and the second track include at least one guide rail for arranging the opening and closing curtain. Correspondingly, a belt is provided, and the driving mechanism includes a number of motors corresponding to the belt, and the motor is connected to the belt in a driving manner;

The electric curtain includes a small wheel hoisting ring, the guide rail includes a bottom plate and at least two side plates, and the side plates are arranged on the bottom plate; the adjacent two side plates and the bottom plate form a track groove, which is opposite to the bottom plate. A partition is provided on the opposite inner side walls of the two adjacent side plates, the partition divides the track groove into at least two track cavities, and the small wheel lifting ring is arranged in one of the track cavities, The belt is provided in the other of the track cavities.

2 . The electric curtain according to claim 1 , wherein the driving mechanism comprises a main driving mechanism and an auxiliary driving mechanism, and the main driving mechanism and the auxiliary driving mechanism are respectively arranged at the bottom of the rail part. 3 . At both ends, the main driving mechanism and the auxiliary driving mechanism are coupled, the main driving mechanism is provided with a power supply and a main control board, and the auxiliary driving structure is electrically connected with the power supply and the main control board.

3 . The electric curtain according to claim 2 , wherein a deceleration clutch is arranged between the motor and the first coupling, the motor comprises a first motor and a second motor, and the motor The power of the first motor is greater than or equal to the power of the second motor, the first motor is used to drive the curtain cloth provided on the electric curtain, and the second motor is used to drive the curtain cloth provided on the electric curtain. window screening.

4 . The electric curtain according to claim 1 , wherein the first track comprises two first guide rails, and the two first guide rails are fixedly connected by a first connecting portion, and the two first guide rails are fixedly connected. 5 . The first guide rail and the first connecting portion form an installation groove, and the second rail is slidably arranged in the installation groove.

5 . The electric curtain according to claim 4 , wherein the electric curtain comprises a connecting wire, and the connecting wire is arranged on the track portion, and the track portion includes a connecting wire for fixing the connecting wire. 6 . The wire fixing part, the second rail includes two second guide rails, and the two second guide rails are fixedly connected by a second connecting part, and the wire fixing part is provided on the first connecting part and the on the second connecting part.

6 . The electric curtain according to claim 5 , wherein the wire fixing part comprises a first wire fixing part and a second wire fixing part; the first track comprises a first end and a second end; 6 . the second track includes a third end and a fourth end;

The first wire-fixing portion is provided on the first end and the second end, the second wire-fixing portion is provided on the third end and the fourth end, and the first wire-fixing portion is connected to the the second wire-fixing parts are oppositely arranged;

When the rail part is telescopic and folded, the first end and the third end are on the same side of the rail part, and the connecting line connects the first end, the second end and the third end in sequence and the fourth end, the length of the connecting line connecting the second end and the third end is greater than or equal to the maximum extension length of the track portion.

7. An electric curtain according to claim 1, characterized in that, the electric curtain comprises a fixing piece, and the fixing piece can be fixed on a wall; the connection between the side plate and the bottom plate is provided with There is a fixing part matched with the fixing piece, including a concave part arranged on the side plate, and the fixing piece cooperates with the concave part to limit and fix the track.

8 . The electric curtain according to claim 1 , wherein the electric curtain comprises a track limiter, and the track limiter comprises a limit rod and a limit block, and the limit block is provided at 8 . In the guide rail, the limit rod is fixed with the limit block by screws. When the first track and the second track are extended, the track limit piece moves to half the length of the track portion. one of the locations.