Electrically-driven venetian blind

Abstract

The utility model relates to the technical field of venetian blinds, and discloses an electrically driven venetian blind which comprises a top groove, a motor and a rope winder which are arranged in the top groove, and a transmission shaft arranged between the motor and the rope winder, a plurality of blades are arranged at the bottom of the rope winder, a counterweight plate is arranged at the bottom of the blade on the lower side, the adjacent blades are rotationally connected, the rope winder extends downwards to be provided with a lifting belt, the lifting belt sequentially penetrates through the blades from top to bottom to be connected to the top of the counterweight plate, and guide mechanisms are arranged on the two sides of the blades. The guide mechanism is used for guiding the blades to move vertically, the blades can be guided to move stably, and the service life of the venetian blind is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of venetian blinds, in particular to an electrically driven venetian blind. Background Art

[0002] At present, electric venetian blinds are a widely used type of venetian blinds. They have a breakthrough innovation by using motors to drive the blades to rise and fall instead of the traditional hand-pulled transmission method of venetian blinds, making them easier and more flexible to operate. However, some electric venetian blinds lack a guide structure, and the winding wire is prone to getting stuck during the raising or lowering process. If this problem is not discovered in time, it may easily cause damage to the venetian blinds, which is not worth the loss. Utility Model Content

[0003] The present application provides an electrically driven venetian blind to solve the problems in the background technology.

[0004] In order to solve the above technical problems, the present application provides an electrically driven venetian blind, comprising: a top groove, a motor and a rope winder arranged in the top groove, and a transmission shaft arranged between the motor and the rope winder; a plurality of blades are arranged at the bottom of the rope winder, a counterweight plate is arranged at the bottom of the lower blades, adjacent blades are rotatably connected, a lifting belt is extended downwardly from the rope winder, the lifting belt passes through the blades in sequence from top to bottom and is connected to the top of the counterweight plate, guide mechanisms are arranged on both sides of the plurality of blades, and the guide mechanisms are used to guide the blades to move vertically.

[0005] In some embodiments of the present application, the guide mechanism includes a mounting plate connected to the blade, a guide rod arranged on the outside of the mounting plate, and a guide block arranged on the outside of the guide rod. The mounting plate is fixed to the blade by bolts, and the guide block is provided with an upper protrusion and a lower protrusion along the outer surface of the guide rod.

[0006] In some embodiments of the present application, a guide side rail is provided on the outer side of the guide mechanism, a first accommodating cavity and two second accommodating cavities are adjacently provided inside the guide side rail, an installation cavity is provided on the outer side of the first accommodating cavity, the two second accommodating cavities are symmetrically arranged, and the cross-section of the guide side rail is U-shaped.

[0007] In some embodiments of the present application, the outer end of the guide rod extends into the first accommodating cavity, the guide block rotates 90°, and the upper protrusion and the lower protrusion extend into the two second accommodating cavities respectively.

[0008] In some embodiments of the present application, mounting posts are provided at both ends of the counterweight plate, and rollers are rotatably connected to the outer sides of the mounting posts. The rollers extend into the second accommodating cavity, and the outer surfaces of the rollers are attached to the inner surfaces of the second accommodating cavity.

[0009] In some embodiments of the present application, a plurality of mounting codes are provided on the outer surface of the top groove, and the mounting codes include a mounting base plate provided at the bottom of the top groove and a mounting top plate provided at the top of the mounting base plate. The mounting top plate and the mounting base plate are connected by bolts, and a mounting protrusion is provided at the top of the mounting top, and a plurality of mounting holes are provided on the mounting protrusion.

[0010] In some embodiments of the present application, a plurality of blades are connected end to end and provided with ladder ropes.

[0011] Compared with the prior art, the utility model has the following characteristics and beneficial effects:

[0012] The utility model provides power for the retraction and extension of the venetian blind by arranging a motor, and facilitates the transmission of power of the motor to the lifting belt by arranging a rope winder and a transmission shaft, guides the blades by arranging guide side rails and a guide mechanism, and the guide rod extends into the first accommodating cavity to limit the overall displacement of the blades outward, and limits the vertical displacement of the blades by arranging upper and lower protrusions in the second accommodating cavity, and makes the vertical movement of the blades smoother by arranging mounting columns and rollers, facilitates the installation of the entire device by arranging mounting codes, and facilitates the adjustment of the blade angle by arranging ladder ropes. The utility model has the advantages of convenient installation and stable operation, and can produce better results if promoted and used. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0014] Figure 2 This utility model embodiment Figure 1 The enlarged schematic diagram of "A" in the middle;

[0015] Figure 3 This utility model embodiment Figure 1 Enlarged diagram of point "B" in the figure.

[0016] In the figure, 100, top groove; 110, motor; 120, rope reel; 121, lifting belt; 130, transmission shaft; 200, blade; 300, counterweight plate; 310, mounting column; 320, roller; 400, guide mechanism; 410, mounting plate; 420, guide rod; 430, guide block; 431, upper protrusion; 432, lower protrusion; 500, guide side rail; 510, first accommodating cavity; 520, second accommodating cavity; 530, mounting cavity; 600, mounting code; 610, mounting bottom plate; 620, mounting top plate; 621, mounting protrusion; 622, mounting hole; 700, ladder rope. DETAILED DESCRIPTION

[0017] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0018] In the description of the present application, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0019] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, unless otherwise specified, "plurality" means two or more.

[0020] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0021] like Figure 1-3 As shown, according to some embodiments of the present application, the electrically driven venetian blind includes: a top groove 100, a motor 110 and a rope reel 120 arranged in the top groove 100, and a transmission shaft 130 arranged between the motor 110 and the rope reel 120; a plurality of blades 200 are arranged at the bottom of the rope reel 120, a counterweight plate 300 is arranged at the bottom of the lower blade 200, and adjacent blades 200 are rotatably connected, a lifting belt 121 is arranged extending downward from the rope reel 120, and the lifting belt 121 passes through the blades 200 in sequence from top to bottom and is connected to the top of the counterweight plate 300, and guide mechanisms 400 are arranged on both sides of the plurality of blades 200, and the guide mechanisms 400 are used to guide the blades 200 to move vertically.

[0022] According to some embodiments of the present application, the motor 110 is a Geiger motor 110 imported from Germany, which is a professional outdoor blinds motor 110. The torque of the motor 110 is 6 Nm, the protection level is IP54, the maximum stroke is 80 rpm, the speed is 26 rpm, and the control method is local switch control; the material of the blade 200 is aluminum alloy 3005, and the thickness of the blade 200 is 0.45 mm; the material of the ladder rope 700 is heavy-duty polyester fiber material; the width of the lifting rope is 6 mm and the thickness is 0.33 mm. It is made of polyester fiber with a special coating and has very high wear resistance and UV resistance; the rope reel 120 is made of polyamide plastic and has self-lubricating function, and has smooth and silent effects when rotating.

[0023] According to some embodiments of the present application, the guide mechanism 400 includes a mounting plate 410 connected to the blade 200, a guide rod 420 arranged on the outside of the mounting plate 410, and a guide block 430 arranged on the outside of the guide rod 420. The mounting plate 410 is fixed to the blade 200 by bolts, and the guide block 430 is provided with an upper protrusion 431 and a lower protrusion 432 along the outer surface of the guide rod 420.

[0024] According to some embodiments of the present application, a guide side rail 500 is provided on the outer side of the guide mechanism 400, a first accommodating cavity 510 and two second accommodating cavities 520 are adjacently provided inside the guide side rail 500, an installation cavity 530 is provided on the outer side of the first accommodating cavity 510, the two second accommodating cavities 520 are symmetrically arranged, and the cross-section of the guide side rail 500 is U-shaped.

[0025] According to some embodiments of the present application, the outer end of the guide rod 420 extends into the first accommodating cavity 510 , the guide block 430 rotates 90°, and the upper protrusion 431 and the lower protrusion 432 extend into the two second accommodating cavities 520 respectively.

[0026] According to some embodiments of the present application, mounting columns 310 are provided at both ends of the counterweight plate 300, and rollers 320 are rotatably connected to the outer sides of the mounting columns 310. The rollers 320 extend into the second accommodating cavity 520, and the outer surfaces of the rollers 320 are attached to the inner surfaces of the second accommodating cavity 520.

[0027] According to some embodiments of the present application, a plurality of mounting codes 600 are provided on the outer surface of the top groove 100, and the mounting codes 600 include a mounting base plate 610 disposed at the bottom of the top groove 100 and a mounting top plate 620 disposed at the top of the mounting base plate 610, the mounting top plate 620 and the mounting base plate 610 are connected by bolts, and a mounting protrusion 621 is provided at the top of the mounting top, and a plurality of mounting holes 622 are provided on the mounting protrusion 621.

[0028] According to some embodiments of the present application, a plurality of blades 200 are connected end to end and provided with ladder ropes 700 .

[0029] In summary, the utility model relates to the technical field of venetian blinds, and discloses an electrically driven venetian blind, comprising: a top groove, a motor and a rope reel arranged in the top groove, and a transmission shaft arranged between the motor and the rope reel; a plurality of blades are arranged at the bottom of the rope reel, a counterweight plate is arranged at the bottom of the lower blade, adjacent blades are rotatably connected, a lifting belt is arranged downwardly extending from the rope reel, the lifting belt passes through the blades in sequence from top to bottom and is connected to the top of the counterweight plate, guide mechanisms are arranged on both sides of the plurality of blades, and the guide mechanisms are used to guide the blades to move vertically. The utility model is provided with a plurality of blades at the bottom of the rope reel, and a counterweight plate is arranged at the bottom of the lower blades, adjacent blades are rotatably connected, a lifting belt is arranged downwardly extending from the rope reel, and the lifting belt passes through the blades in sequence from top to bottom and is connected to the top of the counterweight plate, and a guide mechanism is arranged on both sides of the plurality of blades, and the guide mechanism is used to guide the blades to move vertically. The motor provides power for the retraction and extension of the blinds. By arranging a rope winder and a transmission shaft, the power of the motor is conveniently transmitted to the lifting belt. By arranging guide side rails and a guide mechanism, the blades are guided. The guide rod extends into the first accommodating cavity to limit the overall outward displacement of the blades. By arranging the upper and lower protrusions in the second accommodating cavity, the vertical displacement of the blades is limited. By arranging mounting columns and rollers, the vertical movement of the blades is smoother. By arranging a mounting code, the installation of the entire device is facilitated. By arranging a ladder rope, the adjustment of the blade angle is convenient. The utility model has the advantages of easy installation and stable operation.

[0030] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. An electrically driven venetian blind comprising: A top groove (100), a motor (110) and a rope reel (120) arranged in the top groove (100), and a transmission shaft (130) arranged between the motor (110) and the rope reel (120); characterized in that a plurality of blades (200) are arranged at the bottom of the rope reel (120), a counterweight plate (300) is arranged at the bottom of the lower blade (200), adjacent blades (200) are rotatably connected, a lifting belt (121) is arranged extending downward from the rope reel (120), the lifting belt (121) passes through the blades (200) in sequence from top to bottom and is connected to the top of the counterweight plate (300), and guide mechanisms (400) are arranged on both sides of the plurality of blades (200), and the guide mechanisms (400) are used to guide the blades (200) to move vertically.

2. The electrically driven venetian blind according to claim 1, characterized in that: The guide mechanism (400) comprises a mounting plate (410) connected to the blade (200), a guide rod (420) arranged on the outside of the mounting plate (410), and a guide block (430) arranged on the outside of the guide rod (420); the mounting plate (410) is fixed to the blade (200) by bolts, and the guide block (430) is provided with an upper protrusion (431) and a lower protrusion (432) along the outer surface of the guide rod (420).

3. The electrically driven venetian blind according to claim 1, characterized in that: A guide side rail (500) is arranged on the outer side of the guide mechanism (400), a first accommodating cavity (510) and two second accommodating cavities (520) are arranged adjacent to each other inside the guide side rail (500), a mounting cavity (530) is arranged on the outer side of the first accommodating cavity (510), the two second accommodating cavities (520) are symmetrically arranged, and the cross-section of the guide side rail (500) is U-shaped.

4. The electrically driven venetian blind according to claim 2, characterized in that: The outer end of the guide rod (420) extends into the first accommodating cavity (510), the guide block (430) rotates 90 degrees, and the upper protrusion (431) and the lower protrusion (432) extend into the two second accommodating cavities (520) respectively.

5. The electrically driven venetian blind according to claim 1, characterized in that: The counterweight plate (300) is provided with mounting posts (310) at both ends, and a roller (320) is rotatably connected to the outer side of the mounting post (310). The roller (320) extends into the second accommodating cavity (520), and the outer surface of the roller (320) is in contact with the inner surface of the second accommodating cavity (520).

6. The electrically driven venetian blind according to claim 1, characterized in that: The outer surface of the top groove (100) is provided with a plurality of mounting codes (600), and the mounting codes (600) include a mounting base plate (610) arranged at the bottom of the top groove (100) and a mounting top plate (620) arranged at the top of the mounting base plate (610), the mounting top plate (620) and the mounting base plate (610) are connected by bolts, and a mounting protrusion (621) is arranged at the top of the mounting top, and a plurality of mounting holes (622) are arranged on the mounting protrusion (621).

7. The electrically driven venetian blind according to claim 1, characterized in that: A plurality of blades (200) are connected end to end and provided with a ladder rope (700).

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