CN217421022U - Electric curtain driving assembly and honeycomb curtain - Google Patents

Abstract

The utility model provides an electric window curtain driving assembly, including first winder, second winder, motor element and connecting gear, first winder and second winder all include gear portion and spiral portion, the axle center of the gear among the connecting gear all has the interval with the axle center of first winder and second spiral, connecting gear meshes the gear portion of first winder and the gear portion of second winder respectively, motor element can drive connecting gear rotates, works as motor element drives when connecting gear rotates, the spiral portion of first winder and second winder is rotatable. The utility model provides an installation and debugging of electric window curtain drive assembly and honeycomb blind is comparatively convenient.

Description

Electric curtain driving assembly and honeycomb curtain

Technical Field

The utility model belongs to the technical field of electric window curtains, in particular to an electric window curtain driving component and a honeycomb curtain.

Background

The honeycomb curtain is inspired by the design of the most perfect building in the world, namely the honeycomb, and the unique honeycomb structure enables air to be stored in a hollow layer, so that the indoor temperature is kept constant, and the heat insulation and the warm keeping are realized. The electric honeycomb curtain is an indoor high-grade sun-shading decorative article, is driven by a direct current motor, has small motor volume, low power, safety and reliability, allows the maximum area to be 5m2, bears the weight of 5Kg, and has the height of 3.5 m. The rope winder on the same shaft is rotated through the speed regulating device, and the lifting rope is pulled to lift, so that the opening and closing of the curtain cloth are achieved.

Referring to patent publication No. CN 211342674U, the traditional electric honeycomb blind is generally configured by arranging a motor at one end of a polygonal transmission tube, connecting an output shaft of the motor with the polygonal transmission tube, sleeving a left rope winder and a right rope winder on outer walls at two ends of the polygonal transmission tube, and arranging the polygonal transmission tube, the motor, the left rope winder and the right rope winder coaxially. The structure motor of the electric honeycomb blind is separated from the winder, and is not easy to install and debug.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an electric curtain driving component and a honeycomb blind which are easy to install and debug.

The utility model provides an electric window curtain driving assembly, including first winder, second winder, motor element and connecting gear, first winder and second winder all include gear portion and spiral portion, the axle center of the gear among the connecting gear all has the interval with the axle center of first winder and second spiral, connecting gear meshes the gear portion of first winder and the gear portion of second winder respectively, motor element can drive connecting gear rotates, works as motor element drives when connecting gear rotates, the spiral portion of first winder and second winder is rotatable.

Preferably, the axial direction of the driving motor of the motor assembly is perpendicular to the axial directions of the first reel and the second reel, and the motor assembly is located above the connecting gear, the first reel and the second reel.

Preferably, the motorized window treatment driving assembly includes a first barrier, the first winder, the second winder and the connecting gear are located at one side of the first barrier, and the motor assembly is located at the other side of the first barrier.

Preferably, motor element is including arranging driving motor, worm gear subassembly and the change gear that sets up in proper order, worm gear subassembly and change gear transmission are connected, driving motor can drive the worm gear subassembly, change gear with it connects to connect gear transmission.

Preferably, the first baffle plate is provided with a support frame protruding upwards, and the support frame is used for supporting a worm of the worm gear assembly, so that a gap is formed between the worm and the top surface of the first baffle plate; the axial direction of the worm is vertical to the axial directions of the first winder and the second winder; and the output shaft of the speed change gear is coaxially arranged with the connecting shaft of the connecting gear.

Preferably, the electric curtain driving assembly further comprises a second baffle plate, the first winder, the second winder and the connecting gear are positioned in an installation space between the first baffle plate and the second baffle plate, one side of the second baffle plate facing the installation space is sequentially provided with a first winder installation groove, a connecting gear installation groove and a second winder installation groove, a gear part of the first winder is positioned in the first winder installation groove, and an upward part of the first winder installation groove covers the gear part of the first winder; the gear portion of second winder is located in the second winder mounting groove, the cladding of second winder mounting groove part up the gear portion of second winder, the gear portion of connecting gear is located in the connecting gear mounting groove, the cladding of connecting gear mounting groove part up the gear portion of connecting gear.

Preferably, the gear part of the first reel is located below the winding wire part thereof, and the gear part of the second reel is located below the winding wire part thereof.

Preferably, the connection gear includes a first coil spring gear and a second coil spring gear which are adjacent and engaged with each other, and the first coil spring gear and the second coil spring gear are engaged with the gear portion of the first reel and the gear portion of the second reel, respectively, one end of the coil spring is wound on the first coil spring gear, and the other end of the coil spring can be wound on the second coil spring gear.

Preferably, the winding parts of the first and second reels each include a partition dividing the winding part into an upper winding area and a lower winding area.

The utility model also provides a honeycomb blind, including guide rail casing, driving rope, the curtain body and electric window curtain drive assembly, the guide rail casing has the holding chamber, electric window curtain drive assembly is located the holding under-deck, the driving rope of being wound out by first winder is through first corner device redirecting, and stretches out the guide rail casing outer with the curtain body coupling, the driving rope of being wound out by the second winder is through second corner device redirecting, and stretches out the guide rail casing outer with the curtain body coupling.

The utility model provides an installation and debugging of electric window curtain drive assembly and honeycomb blind is comparatively convenient.

Drawings

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic view of a structure of a motorized window treatment driving assembly according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a structure for separating a motor assembly from other assemblies according to an embodiment of the present invention;

fig. 3 is a schematic view of a mounting structure of the first reel, the second reel and the connecting gear on the second baffle according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a honeycomb shade according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the honeycomb blind according to the embodiment of the present invention after the blind body is hidden;

fig. 6 is a schematic view illustrating the direction of the driving rope of the honeycomb shade according to the embodiment of the present invention.

Fig. 7 is a schematic diagram of a second baffle structure according to an embodiment of the present invention.

Detailed Description

To facilitate an understanding of the present invention, the present invention will now be described more fully with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 7, an embodiment of the present invention provides an electric window curtain driving assembly 10, including a first reel 1, a second reel 2, a motor assembly and a connecting gear 4, where the first reel 1 and the second reel 2 both include a gear portion 11 and a winding portion, and an axis of the gear in the connecting gear 4 is spaced apart from an axis of the first reel 1 and the second reel, that is, the first reel 1, the connecting gear 4 and the second reel 2 are not coaxially disposed, but are sequentially disposed. The connecting gear 4 in this embodiment may be one gear, or two or more gears, and if there are multiple gears, the axes of the multiple gears are all spaced from the axes of the first winding wire 1 and the second winding wire. First winder 1 and second winder 2 are located the both sides of connecting gear 4 to connecting gear 4 meshes gear portion 11 of first winder 1 and gear portion 11 of second winder 2 respectively, and motor element can drive connecting gear 4 and rotate, and when motor element drove connecting gear 4 and rotates, first winder 1 and second winder 2's spiral portion was rotatable.

Compared with the existing structure of the polygonal driving pipe, the reels at two ends and the coaxial arrangement, the electric curtain driving component 10 provided by the embodiment of the invention can reduce the length of the whole electric curtain driving component 10 by the arrangement and meshing manner, can realize the installation of the electric curtain driving component 10 as a whole, and is more convenient to install and debug.

The motorized window treatment drive assembly 10 of the present embodiment is suitable for use in cellular shades, venetian blinds, roman shades, and the like, and is particularly suitable for use as the motorized window treatment drive assembly 10 for cellular shades.

Referring to fig. 1-2, in a preferred embodiment, the driving motor 31 of the motor assembly has an axial direction perpendicular to the axial directions of the first and second reels 1 and 2, and the motor assembly is located above the connecting gear 4, the first and second reels 1 and 2. The references to "above" in this embodiment are relative, and refer only to the position of fig. 2. The vertical referred to in this embodiment is not absolute vertical, and there may be an error within ± 10 ° due to process or installation errors.

The axial direction of the motor in the embodiment can be understood as the length direction of the motor or the axial direction of the output shaft of the motor. Through this structure, can realize concentrating drive assembly and first winder 1 and second winder 2 as a whole together, make things convenient for the installation and the debugging of electric window curtain.

Referring to fig. 1-2, in a preferred embodiment, the motorized window treatment driving assembly 10 includes a first barrier 5, a first reel 1, a second reel 2 and a connecting gear 4 are positioned below the first barrier 5, and a motor assembly is positioned above the first barrier 5. Separate motor element and other subassemblies through first baffle 5 in this embodiment, first baffle 5 not only can realize motor element's installation, can also be spacing in the below of first baffle 5 with connecting gear 4, first winder 1 and second winder 2.

Referring to fig. 1-2, in a preferred embodiment, the motor assembly includes a driving motor 31, a worm gear assembly and a speed change gear, which are arranged in sequence, the worm gear assembly is in transmission connection with a speed change gear 33, the driving motor 31 can drive the worm gear assembly, and the speed change gear is in transmission connection with a connecting gear 4. In this embodiment, the driving motor 31 drives the worm 322, the worm 322 drives the worm wheel 321 engaged with the worm, the worm wheel 321 drives the gear of the speed change gear 33 to rotate, and the gear of the speed change gear 33 drives the connecting gear 4 to rotate at the same time of rotating.

Referring to fig. 2, in a preferred embodiment, the axial direction of the worm 322 is perpendicular to the axial directions of the first reel 1 and the second reel 2, which is not absolutely perpendicular in this embodiment, and there may be an error within ± 10 ° due to a process or installation error. The first baffle 5 is provided with a support frame protruding upwards, and the support frame is used for supporting the worm 322 of the worm gear assembly, so that the worm 322 and the top surface of the first baffle 5 have a gap, thus the upper part of the worm gear 321 can be meshed with the worm 322, the lower part of the worm gear 321 can be meshed with the gear of the speed change gear 33, and the upper part meshing and the lower part meshing of the worm gear 321 can not be interfered with each other. The output shaft of change gear and the connecting axle of connecting gear 4 set up coaxially, in this embodiment, change gear's output shaft and connecting axle of connecting gear 4 can be same root transmission shaft, and change gear rotates and drives the output shaft and rotate, and when the output shaft rotated, connecting gear 4 followed the rotation.

Referring to fig. 1 to 3, in a preferred embodiment, the motorized window treatment driving assembly 10 further includes a second barrier 6, and the first reel 1, the second reel 2 and the connecting gear 4 are located in an installation space between the first barrier 5 and the second barrier 6. In this embodiment, the installation of first winder 1, second winder 2, motor element and connecting gear 4 is realized through first baffle 5 and second baffle 6 for electric curtain drive assembly 10 forms a holistic drive assembly, can install alone or change, makes things convenient for electric curtain's installation and debugging, also does benefit to subsequent maintenance simultaneously.

Referring to fig. 7, in a preferred embodiment, the second shutter 6 is provided with a first reel installation groove 21, a connecting gear installation groove 23, and a second reel installation groove 22 in sequence toward one side in the installation space, the gear part 11 of the first reel 1 is located in the first reel installation groove 21, and the first reel installation groove 21 covers the gear part 11 of the first reel 1 at an upper portion; the gear part 11 of the second reel 2 is located in the second reel installation groove 22, the gear part 11 of the second reel 2 is covered by the second reel installation groove 22 toward the upper part, the gear part of the connecting gear 4 is located in the connecting gear installation groove 23, and the gear part of the connecting gear 4 is covered by the connecting gear installation groove 23 toward the upper part. Through the setting of mounting groove, protection gear that can be better avoids debris to enter into the gear easily, influences the operation of gear, promotes the life of electric window curtain drive assembly 10.

Referring to fig. 3, in a preferred embodiment, the gear portion 11 of the first winder 1 is located below the winding portion thereof, and the gear portion 11 of the second winder 2 is located below the winding portion thereof, so that the winding portion height can be raised, and the running track of the pulling rope of the winder can be improved, when the electric curtain driving assembly 10 is applied to a double-layer curtain body 30 (for example, a day and night honeycomb curtain), the plurality of driving ropes 7 can be conveniently inserted and dislocated back and forth, the rope penetrating height when the electric curtain driving assembly is used as a double-layer curtain can be saved, and the height of the curtain rail can not be increased.

Referring to fig. 3 and 5, in a preferred embodiment, the winding portions of the first and second reels 1 and 2 each include a partition 13, and the partition 13 partitions the winding portion into an upper winding area and a lower winding area. When the electric curtain driving assembly 10 is applied to the curtain body 30 with a wide width, the winding can be separated at the upper winding area and the lower winding area of the winding part when the plurality of driving ropes 7 are needed to pull the lower rail 40.

Referring to fig. 1 to 3, in a preferred embodiment, the connecting gear 4 includes a first coil spring gear 41 and a second coil spring gear 42 that are adjacent and engaged with each other, and the first coil spring gear 41 and the second coil spring gear 42 are engaged with the gear portion 11 of the first reel 1 and the gear portion 11 of the second reel 2, respectively, and one end of the coil spring is wound on the first coil spring gear 41 and the other end of the coil spring may be wound on the second coil spring gear 42. In the non-operative state of the motor, the resilience of the coil spring and the weight of the curtain lower rail 40 are balanced so that the curtain body 30 remains stationary in the absence of an external force. When the driving motor 31 is operated, the balance is broken, and the curtain body 30 is moved up and down. In this embodiment, the assisting force of the driving motor 31 can be realized by a coil spring, when the motor applies force, the curtain body 30 moves upwards, and when the motor reduces force, the curtain body 30 moves downwards. The up-and-down movement of the curtain body 30 is more labor-saving due to the assistance of the driving motor 31 by the coil spring, a smaller motor can be adopted, a better electric driving effect can be realized, the space for installing the motor is further saved, and the whole volume of the electric curtain driving component 10 is smaller.

Referring to fig. 4-6, the embodiment of the present invention further provides a honeycomb blind, including the rail housing 20, the driving rope 7, the blind body 30 and the electric curtain driving assembly 10 in any of the above embodiments, the rail housing 20 has the accommodating cavity 201, the electric curtain driving assembly 10 is located in the accommodating cavity 201, the driving rope 7 wound out by the first winder 1 passes through the first corner device 81, the direction is changed and stretches out of the rail housing 20 to be connected with the blind body 30, the driving rope 7 wound out by the second winder 2 passes through the second corner device 82, the direction is changed and stretches out of the rail housing 20 to be connected with the blind body 30, and the driving rope 7 passes through the lower rail 40 below the blind body 30 and the blind body 30 to be fixed.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "preferred embodiment," "yet another embodiment," "other embodiments," or "specific 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 application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. The utility model provides an electric window curtain drive assembly, its characterized in that includes first winder, second winder, motor element and connecting gear, first winder and second winder all include gear portion and spiral portion, the axle center of the gear among the connecting gear all has the interval with the axle center of first winder and second spiral, connecting gear meshes the gear portion of first winder and the gear portion of second winder respectively, motor element can drive connecting gear rotates, works as motor element drives when connecting gear rotates, the spiral portion of first winder and second winder is rotatable.

2. The motorized window treatment drive assembly of claim 1, wherein an axial direction of the drive motor of the motor assembly is perpendicular to axial directions of the first and second reels, and the motor assembly is positioned above the connecting gear, the first and second reels.

3. The motorized window treatment drive assembly of claim 1, comprising a first blind, the first winder, the second winder, and the connecting gear being located on one side of the first blind, and the motor assembly being located on the other side of the first blind.

4. The motorized window treatment drive assembly of claim 3, wherein the motor assembly comprises a drive motor, a worm gear assembly and a speed change gear arranged in sequence, the worm gear assembly is in transmission connection with the speed change gear, the drive motor can drive the worm gear assembly, and the speed change gear is in transmission connection with the connection gear.

5. The motorized window treatment drive assembly of claim 4, wherein the first barrier is provided with an upwardly projecting support bracket for supporting the worm of the worm gear assembly with a gap from a top surface of the first barrier; the axial direction of the worm is vertical to the axial directions of the first winder and the second winder; and the output shaft of the speed change gear is coaxially arranged with the connecting shaft of the connecting gear.

6. The motorized window treatment driving assembly of claim 3, further comprising a second barrier, wherein the first winder, the second winder and the connecting gear are positioned in an installation space between the first barrier and the second barrier, the second barrier is provided with a first winder mounting groove, a connecting gear mounting groove and a second winder mounting groove in sequence towards one side in the installation space, a gear portion of the first winder is positioned in the first winder mounting groove, and the gear portion of the first winder is partially covered by the first winder mounting groove upwards; the gear part of the second reel is located in the second reel installation groove, the gear part of the second reel is partially covered by the upward second reel installation groove, the gear part of the connecting gear is located in the connecting gear installation groove, and the gear part of the connecting gear is partially covered by the upward connecting gear installation groove.

7. The motorized window treatment driving assembly of claim 1, wherein the gear portion of the first reel is located below the winding wire portion thereof, and the gear portion of the second reel is located below the winding wire portion thereof.

8. The motorized window treatment drive assembly of claim 1, wherein the connecting gear comprises a first coil spring gear and a second coil spring gear that are adjacent and engaged with each other, and the first coil spring gear and the second coil spring gear are engaged with the gear portion of the first winder and the gear portion of the second winder, respectively, wherein one end of the coil spring is wound on the first coil spring gear, and the other end of the coil spring is wound on the second coil spring gear.

9. The motorized window treatment drive assembly of claim 1, wherein the winding portions of the first and second reels each include a partition that divides the winding portion into an upper winding area and a lower winding area.

10. A cellular shade comprising a rail housing, a driving cord, a shade body and a motorized window treatment driving assembly according to any one of claims 1 to 9, the rail housing having an accommodating chamber, the motorized window treatment driving assembly being located in the accommodating chamber, the driving cord wound from a first reel changing direction through a first corner device and extending out of the rail housing and being connected to the shade body, the driving cord wound from a second reel changing direction through a second corner device and extending out of the rail housing and being connected to the shade body.

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