Electric curtain

Abstract

The utility model discloses an electric curtain. The electric curtain comprises a housing with a hinge baffle plate, a curtain main body arranged in the housing, and a linkage action mechanism driving the hinge baffle plate to open and close. A plurality of magnetic attraction blocks are arranged in the hinge baffle, and when the hinge baffle is attached to the opening, the hinge baffle is tightly attached to the shell based on the magnetic attraction blocks. The magnetic attraction block is arranged on the hinge baffle plate of the electric curtain, and the magnetic attraction block is in magnetic attraction fit with the opening position of the shell, so that the hinge baffle plate can be tightly attached to the opening of the shell, and the folding and closing smoothness of the hinge baffle plate and the appearance ornamental value of the electric curtain are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to projection equipment technical field, concretely relates to a motorized curtain. BACKGROUND

[0002] The curtain is one of the commonly used equipment of the projection equipment, the current hidden curtain is embedded in the wall, the curtain is rolled in the wall through the motor drive, and the hiding effect is reached through the automatic folding hinge baffle.

[0003] The existing motorized curtain drives the internal action mechanism when the curtain is rolled, so that the hinge baffle can be folded and closed synchronously, since the hinge baffle is folded through the spring or torsional spring cooperation, the hinge baffle folding and closing is not flat, and there is a gap in the closed position of the hinge baffle, which affects the appearance of the motorized curtain. UTILITY MODEL CONTENTS

[0004] The utility model discloses a motorized curtain, through setting up magnetic attraction piece on the hinge baffle of motorized curtain, based on the magnetic attraction piece and the shell opening position carry out the magnetic attraction cooperation, so that the hinge baffle can be closely attached with the shell opening, improve the flatness of hinge baffle folding and closing and the appearance of motorized curtain.

[0005] The utility model provides a motorized curtain, the motorized curtain includes: the shell with hinge baffle, the curtain main part of setting in the shell inside and drive hinge baffle opening and closing linkage action mechanism,

[0006] The hinge baffle is configured with a plurality of magnetic attraction pieces, when the hinge baffle is attached to the opening, the hinge baffle is closely attached with the shell based on the magnetic attraction piece.

[0007] Further, the material of the shell is a magnetic material, or the material of the shell is a metal material.

[0008] Further, one side of the shell opening is provided with a first matching part, and one side of the hinge baffle is provided with a second matching part.

[0009] The hinge baffle is based on the second matching part and is buckled on the first matching part of the shell opening.

[0010] Further, the inner side of the first matching part is formed with a first arc-shaped groove, and the outer side of the first buckle mechanism is formed with a first arc-shaped protrusion.

[0011] The second matching part is provided with a second arc-shaped groove and a second arc-shaped protrusion, and the first arc-shaped protrusion, the first arc-shaped groove, the second arc-shaped protrusion and the second arc-shaped groove are mutually matched to form a buckle connection structure.

[0012] Further, when the first matching part is buckled with the second matching part, the second arc-shaped protrusion is clamped and matched in the first arc-shaped groove, and a rotating pair between the hinge baffle and the shell is formed based on the matching of the second arc-shaped protrusion and the first arc-shaped groove.

[0013] Further, a torsional spring is arranged in the shell, one side of the torsional spring is fixed on the inner side wall of the shell, and the other side of the torsional spring is fixed on the hinge baffle.

[0014] Further, the linkage action mechanism comprises a guide rail, a sliding block and a transmission assembly arranged in the shell, the sliding block is slidingly matched on the guide rail, and the sliding block is connected with the hinge baffle based on the transmission assembly.

[0015] Further, the transmission assembly comprises a spring and a steel wire rope, one end of the spring is fixed on the side wall of the sliding block, the other end of the spring is fixedly connected with one end of the steel wire rope, and one end of the steel wire rope is fixed on the hinge baffle.

[0016] Further, a driving motor and a rotating shaft are arranged in the shell, the driving motor is drivingly connected with the rotating shaft, and the curtain main body is connected with the rotating shaft.

[0017] The rotating shaft is driven by the driving motor to rotate counterclockwise, so that the rotating shaft performs a winding operation on the curtain main body.

[0018] The rotating shaft is driven by the driving motor to rotate clockwise, so that the rotating shaft performs a unwinding operation on the curtain main body.

[0019] Further, the curtain main body is provided with an action lower rod at the lower end, the two ends of the action lower rod extend outward to form a triggering part, and the sliding block is arranged on the movement path of the triggering part.

[0020] The utility model provides a kind of electric curtain, by being provided with magnetic attraction piece on the hinge baffle of electric curtain, when hinge baffle folding closure, it can be fixed on the opening of shell by magnetic attraction piece magnetic attraction, so that hinge baffle can be closely attached with shell opening, improve the flatness of hinge baffle folding closure and the appearance ornamental of electric curtain. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating creative labor.

[0022] Figure 1 is a schematic view of the electric curtain structure in the embodiment of the present application;

[0023] Figure 2 is a front view of the electric curtain structure in the embodiment of the present application;

[0024] Figure 3 is a schematic view of the electric curtain in an open state in the embodiment of the present application;

[0025] Figure 4 is an enlarged schematic view of the structure at A in the embodiment of the present application; Figure 3

[0026] Figure 5 is a schematic view of the electric curtain in a closed state in the embodiment of the present application. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0028] Figure 1 a schematic view of the electric curtain structure in the embodiment of the present application is shown; Figure 2 a front view of the electric curtain structure in the embodiment of the present application is shown. The electric curtain comprises a shell 1 with a hinge baffle 4, a curtain main body 2 arranged inside the shell 1, and a linkage action mechanism 6 for driving the hinge baffle 4 to open and close.

[0029] The lower end of the shell 1 is provided with an opening, the curtain main body 2 can be extended and unfolded outwardly based on the opening, thereby meeting the projection use requirement, the hinge baffle 4 is correspondingly covered on the opening, and the linkage action mechanism 6 is used for driving the hinge baffle 4 to be folded at the opening position, thereby realizing the opening and closing control of the opening.

[0030] When the curtain main body 2 is wound and contained in the shell 1, the hinge baffle 4 is covered on the opening position of the shell 1, so that the shell 1 is in a closed state, thereby protecting the curtain main body 2, and meanwhile the appearance ornamental property of the electric curtain can be improved.

[0031] When the curtain main body 2 is extended and unfolded outside the shell 1, the hinge baffle 4 is folded outwardly, so that the opening of the shell 1 is in an open state.

[0032] ​Specifically, Figure 3 The utility model discloses an electric curtain opening state schematic diagram shows, Figure 4 The utility model discloses an electric curtain closing state schematic diagram shows, Figure 3 The utility model discloses an electric curtain closing state schematic diagram shows, Figure 5 The utility model discloses an electric curtain closing state schematic diagram shows,

[0033] Further, the shell 1 can be provided as a metal material to meet the magnetic attraction cooperation requirement between the hinge baffle 4 and the shell 1.

[0034] Specifically, the shell 1 opening side is provided with the first cooperation part 12, one side of the hinge baffle 4 is provided with the second cooperation part 42, and the hinge baffle 4 is based on the second cooperation part 42 and is buckled on the first cooperation part 12 of the shell 1 opening.

[0035] The inner side of the first cooperation part 12 is formed with the first arc-shaped recess 122, and the outer side of the first buckle mechanism is formed with the first arc-shaped convex block 121; the second cooperation part 42 is provided with the second arc-shaped recess 422 and the second arc-shaped convex block 421, and the first arc-shaped convex block 121, the first arc-shaped recess 122, the second arc-shaped convex block 421 and the second arc-shaped recess 422 are mutually matched to form a buckle connection structure.

[0036] When the first cooperation part 12 and the second cooperation part 42 buckle cooperation, the second arc-shaped convex block 421 is clamped and cooperated in the first arc-shaped recess 122, and the second arc-shaped convex block 421 and the first arc-shaped recess 122 are cooperated to form the rotation pair between the hinge baffle 4 and the shell 1, that is, the hinge baffle 4 can be based on the rotation pair and is turned over at the opening position of the shell 1.

[0037] When the hinge baffle 4 covers the opening position of the shell 1, the first arc-shaped convex block 121 can move in the second arc-shaped recess 422 when the hinge baffle 4 is based on the rotation pair and is turned over upwards, until the buckle connection is formed by the cooperation between the first arc-shaped convex block 121 and the second arc-shaped recess 422, that is, the movement pair of the hinge baffle 4 and the shell 1 is formed by the cooperation between the first arc-shaped convex block 121 and the second arc-shaped recess 422, so that the hinge baffle 4 and the shell 1 are hingedly cooperated.

[0038] Specifically, the torsion spring 11 is arranged in the shell 1, one end of the torsion spring 11 is fixed on the shell 1, the other end of the torsion spring 11 is fixed on the hinge baffle 4, when the hinge baffle 4 is fixed on the opening position of the shell 1 based on the magnetic block 41, the torsion spring 11 is in a compressed state; when the hinge baffle 4 is turned down, the torsion spring 11 can provide a reset elastic force for the hinge baffle 4 to turn down, thereby improving the stability and reliability of the opening operation of the hinge baffle 4.

[0039] Specifically, the linkage action mechanism 6 includes a guide rail 61, a sliding block 62 and a transmission assembly arranged in the shell 1, the sliding block 62 is slidingly fitted on the guide rail 61, the sliding block 62 is connected with the hinge baffle 4 based on the transmission assembly, so that the hinge baffle 4 can realize the folding operation with the sliding action of the sliding block 62.

[0040] Further, the transmission assembly includes a spring 63 and a steel wire rope 64, one end of the spring 63 is fixed on the side wall of the sliding block 62, the other end of the spring 63 is fixedly connected with one end of the steel wire rope 64, one end of the steel wire rope 64 is fixed on the hinge baffle 4, when the sliding block 62 moves upward along the guide rail 61, the sliding block 62 drives the spring 63 to stretch, when the stretching elastic force of the spring 63 is greater than the gravity of the hinge baffle 4 itself, the spring 63 is in a reset state, so that the spring 63 can drive the hinge baffle 4 to fold upward based on the steel wire rope 64, realizing the folding closing of the opening of the shell 1.

[0041] Based on the buffering of the spring 63 to the transmission of the sliding block 62 and the hinge baffle 4, the folding closing operation of the hinge baffle 4 can be stable, thereby improving the stability and safety of the closing operation of the hinge baffle 4 of the electric curtain.

[0042] Further, when the hinge baffle 4 is folded upward based on the linkage action mechanism 6, close to and covers the opening position of the shell 1, the hinge baffle 4 can be fixed on the opening position of the shell 1 based on the magnetic block 41.

[0043] Specifically, the curtain main body 2 is provided with an action lower rod 3 at the lower end, the shell 1 is provided with a driving motor and a rotating shaft 5 inside, the driving motor is drivingly connected with the rotating shaft 5, the curtain main body 2 is connected with the rotating shaft 5, based on the driving motor driving the rotating shaft 5 to rotate counterclockwise, so that the curtain main body 2 can be wound on the rotating shaft 5; based on the driving motor driving the rotating shaft 5 to rotate clockwise, so that the rotating shaft 5 performs unwinding operation on the curtain main body 2.

[0044] Further, based on the action down rod 3 can drive the curtain body 2 to unroll and expand downward, based on the action down rod 3 can counterweight the curtain, so that the curtain can keep flat when expanding to meet the use requirement of the projector.

[0045] Specifically, the two ends of the action down rod 3 extend outward to form a trigger part, the sliding block 62 is arranged on the movement path of the trigger part, when the driving motor drives the rotating shaft 5 to rotate, the curtain body 2 moves upward and performs the winding operation, the action down rod 3 can move upward with the curtain body 2, when the action down rod 3 enters the shell 1, the trigger part of the action down rod 3 can be connected with the sliding block 62 and push the sliding block 62 to move upward, so as to trigger the linkage action mechanism 6 to work, and realize the upward closing operation of the hinge baffle 4.

[0046] Further, when the curtain body 2 is completely accommodated in the shell 1, the action down rod 3 can support the sliding block 62, so that the sliding block 62 keeps at the upper end position of the sliding rail, when the driving motor drives the rotating shaft 5 to rotate clockwise, the curtain body 2 unrolls and expands, the action down rod 3 moves downward, the sliding block 62 moves downward with the action down rod 3 based on the gravity, the hinge baffle 4 can be separated from the magnetic attraction cooperation relationship with the opening of the shell 1 based on the pushing of the spring 63 and the steel wire rope 64, and the hinge baffle 4 can realize the downward turning operation based on the gravity and the reset elastic force of the torsional spring 11, so as to realize the complete opening of the opening position of the shell 1.

[0047] The utility model discloses an electric curtain, through setting up magnetic attraction piece 41 on the hinge baffle 4 of electric curtain, when the hinge baffle 4 is folded and closed, the magnetic attraction piece 41 can be magnetically attracted and fixed on the opening of shell 1, so that the hinge baffle 4 can be closely attached to the opening of shell 1, and the flatness of the hinge baffle 4 when being folded and closed and the appearance ornamental property of the electric curtain are improved.

[0048] In addition, the electric curtain provided by the utility model is described in detail above, the principle and implementation mode of the utility model are described by adopting specific examples in the paper, and the description of the above examples is only used to help understand the method and core idea of the utility model; meanwhile, for the general technical personnel in the field, the specific implementation mode and application range can be changed according to the idea of the utility model, and the above description should not be understood as the limitation of the utility model.

Claims

1. An electric curtain, characterized by The electric curtain comprises a shell with a hinge baffle, a curtain body arranged in the shell, and a linkage action mechanism for driving the hinge baffle to open and close. A plurality of magnetic blocks are arranged in the hinge baffle, and the hinge baffle is tightly attached to the shell based on the magnetic blocks.

2. The motorized curtain of claim 1, wherein, The shell is made of a magnetic material or a metal material.

3. The motorized curtain of claim 1, wherein, A first matching part is arranged on one side of the shell opening, and a second matching part is arranged on one side of the hinge baffle. The hinge baffle is buckled on the first matching part of the shell opening based on the second matching part.

4. The motorized curtain of claim 3, wherein, An inner side of the first matching part is formed with a first arc-shaped groove, and an outer side of the first matching part is formed with a first arc-shaped protrusion. The second matching part is provided with a second arc-shaped groove and a second arc-shaped protrusion, and the first arc-shaped protrusion, the first arc-shaped groove, the second arc-shaped protrusion, and the second arc-shaped groove are matched to form a buckle connection structure.

5. The motorized curtain of claim 4, wherein, When the first matching part and the second matching part are buckled, the second arc-shaped protrusion is buckled and matched in the first arc-shaped groove, and a rotational pair between the hinge baffle and the shell is formed based on the cooperation between the second arc-shaped protrusion and the first arc-shaped groove.

6. The motorized curtain of claim 1, wherein, A torsional spring is arranged in the shell, one side of the torsional spring is fixed to an inner side wall of the shell, and the other side of the torsional spring is fixed to the hinge baffle.

7. The motorized curtain of claim 1, wherein, The linkage action mechanism comprises a guide rail, a sliding block, and a transmission assembly arranged in the shell, the sliding block is slidingly matched on the guide rail, and the sliding block is connected with the hinge baffle based on the transmission assembly.

8. The motorized curtain of claim 7, wherein, The transmission assembly comprises a spring and a steel wire rope, one end of the spring is fixed to a side wall of the sliding block, the other end of the spring is fixedly connected with one end of the steel wire rope, and one end of the steel wire rope is fixed to the hinge baffle.

9. The motorized curtain of claim 1, wherein, A driving motor and a rotating shaft are arranged in the shell, the driving motor is drivingly connected with the rotating shaft, and the curtain body is connected with the rotating shaft. The rotating shaft is counterclockwise rotated based on the driving of the driving motor, so that the rotating shaft performs a winding operation on the curtain body. The rotating shaft is clockwise rotated based on the driving of the driving motor, so that the rotating shaft performs a unwinding operation on the curtain body.

10. The motorized curtain of claim 7, wherein, A lower action rod is arranged at a lower end of the curtain body, both ends of the lower action rod extend outward to form a trigger part, and the sliding block is arranged on a movement path of the trigger part.

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