CN112482967A - Light-sensitive electric curtain device, control system and control method - Google Patents

Abstract

The invention discloses a light-sensing electric curtain device which comprises a mounting piece, a driving piece, a curtain moving piece, a curtain body, a lower beam piece and a light sensing part, wherein the driving piece is arranged on the mounting piece; the invention also discloses a control system of the light-sensitive electric curtain device, which comprises the light-sensitive electric curtain device and a controller; the controller is respectively connected with the driving part and the light induction part; the invention also discloses a control method of the light-sensitive electric curtain device. This application can directly sense the sunshine intensity of different positions on the window through the light sensing portion that sets up at the underbeam spare and carry out automatic sunshade control, and flexibility and intelligent degree are high.

Description

Light-sensitive electric curtain device, control system and control method

Technical Field

The invention relates to the technical field of electric curtains, in particular to a light-sensation electric curtain device, a control system and a control method.

Background

At present, electric curtains are widely applied to various public buildings and private families, automatic curtains comprise a plurality of types such as roller blinds, retractable curtains and shutter curtains, and a great function of various curtains is to cover a curtain body on a window so as to prevent sunlight from directly irradiating into a house. In the prior art, in order to realize the function of automatically shading the sun of the electric curtain when sunlight exists, a light sensing element is fixedly arranged on a control box of the automatic curtain, the light sensing element is used for sensing the sunlight intensity, and the automatic shading control of the curtain is carried out; however, the position of the window irradiated by the sunlight in one day is changed, which results in that the position of the window covering and shielding by the curtain is different in different time periods, and the light sensing element fixed on the control box cannot move according to the change of the sunlight irradiation position, so that the automatic sun-shading control is performed by directly sensing the irradiation intensity of the sunlight, and the flexibility and the intelligence degree are insufficient.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a light-sensitive electric curtain device, a control system and a control method.

The invention discloses a light sensation electric curtain device, which comprises:

a mounting member;

the driving piece is arranged on the mounting piece;

the curtain driving piece is connected with the driving end of the driving piece;

one end of the curtain body is connected with the curtain moving piece;

the lower beam piece is connected with the other end of the curtain body; and

a light sensing part arranged on the lower beam piece; the driving piece drives the curtain moving piece, the curtain moving piece drives the curtain body to cover the window, the curtain body drives the lower beam piece and the light sensing portion to move at different positions of the window, the light sensing portion senses the illumination intensity of different positions of the window, and the driving piece drives the curtain moving piece according to the illumination intensity sensed by the light sensing portion at different positions of the window, so that the curtain body covers different positions of the window.

According to one embodiment of the present invention, a light sensing portion includes a housing and a light sensing module disposed in the housing; the light sensing end of the light sensing component leaks out of the shell; the shell is arranged on the lower beam piece.

According to an embodiment of the present invention, the sensing assembly includes a light sensor and a light sensing plate; the light sensing piece is arranged on the light sensing plate, and the light sensing end of the light sensing piece leaks out of the shell.

According to an embodiment of the present invention, the housing includes a front shell and a bottom shell; the bottom shell is arranged on the lower beam piece, and the face shell is covered on the bottom shell; the light induction plate is arranged on the bottom shell; the light sensing element leaks from the face shell.

According to one embodiment of the present invention, the front shell is provided with a through hole, and the light sensing element leaks from the front shell through the through hole; the through hole is trumpet-shaped.

A light-sensitive motorized window treatment control system, comprising:

the light-sensitive electric curtain device; and

a controller;

the controller is respectively connected with the driving part and the light induction part.

According to an embodiment of the present invention, the controller is wirelessly connected to the driving member and the light sensing portion, respectively.

According to an embodiment of the present invention, the controller has a light sensing mode switching button for switching and controlling the automatic light sensing mode and the non-automatic light sensing mode of the light sensing electric window shade device.

A control method of a light sensation electric curtain device comprises the following steps:

presetting an illumination intensity value;

the light sensing part on the lower beam piece senses that the illumination intensity reaches a preset illumination intensity value and transmits a first signal to the driving piece;

the curtain driving piece is driven according to the first signal driving piece and drives the curtain body to move to cover different positions of the window;

the curtain body drives the light sensing part on the lower beam piece to move at different positions of the window, and the light sensing part senses the illumination intensity of the window at different positions;

the light induction part induces that the illumination intensity is smaller than the preset illumination intensity value, and transmits a second signal to the driving part, and the driving part stops driving.

According to an embodiment of the present invention, before the presetting of the illumination intensity value, the method further includes:

the controller is used for setting the light-sensitive electric curtain device into an automatic light-sensitive mode.

The beneficial effect of this application lies in: the light sensing part arranged on the lower beam piece can directly sense the sunlight irradiation intensity of different positions on the window to carry out automatic sun-shading control, and the flexibility and the intelligent degree are high.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a structure of a photosensitive electric window shade device according to an embodiment;

FIG. 2 is an exploded view of the photosensitive motorized window treatment of one embodiment;

FIG. 3 is a schematic structural diagram of a light sensing portion according to an embodiment;

FIG. 4 is an exploded view of a light sensing portion according to an embodiment;

FIG. 5 is a control block diagram of a control system of the photo-electric window covering of the second embodiment;

fig. 6 is a flowchart of a method for controlling a photosensitive electric window shade device according to a third embodiment.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indications such as up, down, left, right, front and rear … … in the embodiment of the present invention are only used to explain the relative positional relationship, movement, etc. between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:

example one

Referring to fig. 1 and 2, fig. 1 is a schematic structural view of a photosensitive electric window shade device according to an embodiment, and fig. 2 is an exploded view of the photosensitive electric window shade device according to the embodiment. The light-sensitive electric curtain device in the embodiment includes a mounting member 1, a driving member 2, a curtain member 3, a curtain body 4, a lower beam member 5, and a light-sensitive portion 6. The driving piece 2 is arranged on the mounting piece 1, the curtain moving piece 3 is connected with the driving end of the driving piece 2, one end of the curtain body 4 is connected with the curtain moving piece 3, and the lower beam piece 5 is connected with the other end of the curtain body 4. The light sensing portion 6 is provided on the lower beam 5. The driving part 2 drives the curtain moving part 3, the curtain moving part 3 drives the curtain body 4 to cover the window, the curtain body 4 drives the lower beam part 5 and the light induction part 6 to move at different positions of the window, the light induction part 6 induces the illumination intensity of different positions of the window, and the driving part 2 drives the curtain moving part 3 according to the illumination intensity induced by the light induction part 6 at different positions of the window, so that the curtain body 4 covers different positions of the window.

By arranging the light sensing part 6 on the lower beam piece 5, the light sensing part 6 can move along with the movement of the lower beam piece 5, so that the light intensity can be sensed at different height positions of the window. When the device is specifically applied, an illumination intensity value can be preset, when the light sensing part 6 senses the preset illumination intensity value, a signal is transmitted to the driving part 2, the driving part 2 correspondingly drives the curtain moving part 3 to drive the curtain body 4 to cover a window, and the driving part 2 stops driving until the illumination intensity sensed by the light sensing part 6 on the lower beam part 5 is lower than the preset illumination intensity value; when the height of the window is changed, the light intensity sensed by the light sensing part 6 is changed, when the light sensing part 6 senses the preset light intensity value again, a signal is transmitted again and transmitted to the driving part 2, so that the driving part 2 drives the curtain driving part 3 correspondingly again to drive the curtain body 4 to cover the window, and the driving part 2 stops driving again until the light intensity sensed by the light sensing part 6 on the lower beam part 5 is lower than the preset light intensity value. By analogy, the driving part 2 can control the lower beam part 5 to move according to the change of the illumination intensity sensed by the light sensing part 6, so that the curtain body 4 covers different positions of the window according to the illumination intensity until the light sensing part 6 does not sense the preset illumination intensity any more and transmits information to the driving part 2 to stop driving. So, the electronic (window) curtain device of light sense in this embodiment can directly sense the sunshine irradiation intensity of different positions on the window through the light sensing portion 6 that sets up at underbeam spare 5 and carry out automatic sunshade control, and flexibility and intelligent degree are high. Moreover, the light-sensitive electric curtain device in the embodiment can be realized by utilizing the structural transformation of the existing rolling curtain device, and the transformation and the application are convenient.

Referring back to fig. 1 and 2, further, the mount 1 comprises an upper beam 11 and two mounting plates 12. Two mounting plates 12 are respectively provided at opposite ends of the upper beam 11. The driving member 2 is disposed on one of the mounting plates 12. In this embodiment, the upper beam 11 is installed on the wall above the window, and the two installation plates 12 are fixed on the lower surface of the upper beam 11 and respectively located on two opposite sides of the upper beam 11, so as to facilitate the installation of the driving member 2 and the rotational connection of the curtain moving member 3. The driving member 2 is a tubular motor, which is disposed between two mounting plates 12 and is fixed on one of the mounting plates 12. When the driving device is used specifically, the driving piece 2 is further integrated with a driving chip and a rechargeable battery, the driving chip can be correspondingly driven according to the received signals, and the rechargeable battery is used for supplying power to the driving piece 2. The driving chip in this embodiment is electrically connected to the light sensing unit 6, and is capable of receiving a signal transmitted by the light sensing unit 6 and performing corresponding driving control according to the signal.

The driving member 2 is sleeved with the curtain moving member 3, and two ends of the curtain moving member 3 are rotatably connected with the two mounting plates 12 respectively. The curtain moving member 3 is a roller pipe, which is located between the two mounting plates 12, and two ends of the roller pipe can be rotatably connected with the mounting plates 12 through bearings. The curtain moves 3 covers and locates outside driving piece 2, and driving piece 2 drive curtain moves 3 rotations. The curtain body 4 is a curtain, the width of the curtain body is matched with that of the curtain moving piece 3, and the upper end of the curtain body 4 is fixedly connected to the curtain moving piece 3 along the width direction of the curtain body. The size and the shape of the curtain body 4 are matched with those of a window to be covered, and the curtain moving piece 3 rotates to roll or release the curtain body 4; when the curtain body 4 is rolled up, the curtain body is removed from the covered window, namely, the curtain is opened; when the curtain body 4 is released, the curtain body covers the window, namely, the curtain closing is carried out. The lower beam piece 5 is a lower beam, the length of the lower beam piece is slightly larger than the width of the curtain body 4, and the lower end of the curtain body 4 is fixedly connected with the lower beam piece 5 along the width direction of the lower beam piece.

With reference to fig. 1 to 4, fig. 3 is a schematic structural diagram of a light sensing part according to an embodiment, and fig. 4 is an exploded view of the light sensing part according to the embodiment. Further, the light sensing part 6 includes a housing 61 and a light sensing module 62 disposed in the housing 61. The light sensing end of the light sensing component 62 leaks from the shell 61, and the shell 61 is arranged on the lower beam piece 5. In a specific application, the light sensing part 6 is arranged on a surface of the lower beam 5 facing the sun, that is, the housing 61 is arranged on an outer side wall of the lower beam 5.

Preferably, the sensing assembly 62 includes a light sensor 621 and a light sensing board 622. The light sensor 621 is disposed on the light sensing board 622, and a light sensing end of the light sensor 621 leaks from the housing 61. The light sensor 621 is a photosensitive element whose characteristic changes according to the intensity of light, and the light sensor 622 is a chip that can generate and transmit a signal according to the light sensor 621 whose characteristic changes. In this embodiment, two light sensing elements 621 are disposed side by side, and the two light sensing elements 621 are disposed on the light sensing board 622 respectively.

Preferably, the housing 61 includes a front shell 611 and a bottom shell 612. The bottom case 612 is disposed on the lower beam 5, and the front case 611 covers the bottom case 612. The light-sensing board 622 is disposed on the bottom case 612. The light sensor 621 leaks from the surface shell 611. Specifically, the bottom housing 612 is plate-shaped and is fixedly disposed on the outer side wall of the lower beam 5 facing the sun. The light-sensing board 622 is fixed on the bottom case 612. The surface shell 611 is in a cover shape and covers the bottom shell 612. The bottom wall of the surface shell 611 is provided with a through hole 6111. The light sensing end of the light sensing element 621 leaks to the surface shell 611 through the through hole 6111. The cross section of the light sensing end of the light sensing element 621 in this embodiment is circular, and the diameter of the circular is matched with the diameter of the through hole 6111, so that when the light sensing end of the light sensing element 621 leaks from the through hole 6111, light cannot penetrate into the surface shell 611. Therefore, the accuracy of the light sensing piece 621 can be improved, and the accuracy of intelligent sun-shading control is improved. Preferably, the through hole 6111 is in a shape of a horn along the thickness direction of the bottom wall of the surface shell 611, so that the structure is easier for light to converge, and the accuracy of the light sensing member 621 is further improved.

Referring to fig. 1 and 2 again, the number of the light sensing portions 6 is plural, and the plural light sensing portions 6 are sequentially provided at intervals along the longitudinal direction of the underbeam 5. The number of the light sensing parts 6 of the real-time bright red is three, and the three light sensing parts 6 are sequentially arranged on the outer side wall of the lower beam piece 5 facing the sun at intervals along the length direction of the lower beam piece 5. So through the setting of a plurality of photoinduction portions to in the accuracy of promotion sensitization and the accuracy of intelligence sunshade control.

Example two

Referring to fig. 5, fig. 5 is a control block diagram of a control system of the photosensitive electric window covering device according to the second embodiment. The embodiment further discloses a control system of the light-sensitive electric curtain device, which comprises the light-sensitive electric curtain device 100 and a controller 200. The light-sensitive motorized window treatment 100 is the light-sensitive motorized window treatment of the first embodiment, and the controller 200 is connected to the driving member 2 and the light-sensitive portion 6, respectively. Preferably, the controller is wirelessly connected to the driver 2 and the light sensing portion 6, respectively. Specifically, a wireless receiving and transmitting module is integrated in the light-sensing electric curtain device 100, the wireless receiving and transmitting module is electrically connected to the driving chip of the driving member 2 and the light sensing board 622 of the light sensing portion 6, and the controller 200 is also integrated with the wireless receiving and transmitting module, so that the light-sensing electric curtain device 100 and the controller 200 can be in wireless communication connection through the wireless receiving and transmitting module. In specific application, the existing wireless receiving and transmitting module is adopted, and details are not repeated here. In this way, the controller 200 realizes wireless control of the driving member 2, and thus wireless control of the curtain opening and closing.

Preferably, the controller 200 has a light sensing mode switching button 2001, and the light sensing mode switching button 2001 is used for switching control between the automatic light sensing mode and the non-automatic light sensing mode of the light sensing motorized window shade device 100. In the automatic light sensing mode, the light sensing portion 6 of the first light sensing electric curtain device is in an open state, whereas in the non-automatic light sensing mode, the light sensing portion 6 of the first light sensing electric curtain device is in a closed state, and the controller 200 is provided with the light sensing mode switching button 2001 to wirelessly control the light sensing portion 6 to be started and closed, so that the light sensing electric curtain device 100 is flexibly switched between the automatic light sensing mode and the non-automatic light sensing mode, thereby improving the flexibility of use of an operator and improving the user experience.

In a specific application, the preset illumination intensity value of the light sensing portion 6 can be set by the controller 200. The controller 200 is integrated with a setting panel, which is configured to wirelessly transmit a preset illumination intensity value to the light sensor board 622 after the preset illumination intensity value is set, and the light sensor board 622 stores the preset illumination intensity value, and generates a signal when the light sensor 621 senses the preset illumination intensity value.

EXAMPLE III

Referring to fig. 6, fig. 6 is a flowchart illustrating a method for controlling a photosensitive electric window covering according to a third embodiment. The control method of the light-sensitive electric curtain device in the embodiment is realized based on the control system of the light-sensitive electric curtain device in the second embodiment, and comprises the following steps:

and S1, presetting the illumination intensity value.

S2, the light sensor 6 on the lower beam 5 senses the light intensity reaching the preset light intensity value, and transmits a first signal to the driving member 2.

And S3, driving the curtain moving member 3 according to the first signal driving member 2, wherein the curtain moving member 3 drives the curtain body 4 to move to cover different positions of the window.

And S4, the curtain body 4 drives the light sensing part 6 on the lower beam piece 5 to move at different positions of the window, and the light sensing part 6 senses the illumination intensity of the window at different positions.

S5, the light sensing portion 6 senses that the light intensity is smaller than the preset light intensity value, and transmits a second signal to the driving member 2, so that the driving member 2 stops driving.

The light sensing part 6 is provided on the lower beam member 5, and when the curtain body 4 covering the window moves, the light sensing part 6 moves at different positions of the window following the movement of the curtain body 4. When the light intensity irradiated on the light sensing part 6 reaches the preset light intensity value, the driving part 2 can drive the curtain body 4 to perform a sun-shading action according to the first signal of the light sensing part 6, and the sun-shading action can drive the light sensing part 6 to leave the light area reaching the preset light intensity value, so that the light sensing part 6 senses that the light intensity is lower than the preset light intensity value, and the driving part 2 stops driving according to the second signal of the light sensing part 6 to complete the sun-shading action. So carry out the sunshade action and carry out the characteristic that the position changed according to light sensing portion 6 following curtain 4, can realize directly sensing the sunshine irradiation intensity of different positions on the window and carry out the closed loop control of automatic sunshade, flexibility and intelligent degree are high.

Preferably, S1, before the preset illumination intensity value, further includes:

s0, the controller 200 sets the light-sensing motorized window shade device 100 to the automatic light-sensing mode. The function of the light-sensitive electric curtain device 100 is started by switching the automatic light-sensitive modes, so that an operator can open the automatic light-sensitive modes according to requirements, and the user experience is improved.

Specifically, in step S0, the controller 200 is provided with the light sensing mode switching button 2001 to start the automatic light sensing mode of the light sensing motorized window shade device 100, which can be seen in the second embodiment and will not be described herein again.

In step S1, the preset illumination intensity value may be set through a setting panel integrated with the controller 200, and then wirelessly transmitted to the light sensing board 622 to be stored and set. In specific applications, the preset illumination intensity value can be flexibly set according to illumination in different areas and personal preferences, and is not limited herein.

In step S2, the first signal is an electrical signal, such as a high level signal, which indicates that the illumination intensity reaches the preset illumination intensity value. Preferably, the light sensing part 6 and the driving member 2 can transmit signals through wireless connection.

In step S3, the curtain moving member 3 is driven by the first signal driving member 2, and the curtain moving member 3 drives the curtain 4 to move to cover different positions of the window, so as to cover the curtain 4 on the window and prevent sunlight stronger than the predetermined illumination intensity from being irradiated into the room.

In step S4, the light sensing portion 6 senses the light intensity at different positions of the window in order to find a position with the light intensity lower than the preset light intensity value, and when the light intensity sensed by the light sensing portion 6 is lower than the preset light intensity value, it indicates that the curtain 4 has covered the area with the light intensity higher than the preset light intensity value on the window.

In step S5, the second signal is also an electrical signal, such as a low level signal, which indicates that the illumination intensity is lower than the preset illumination intensity value. The driver 2 stops driving in accordance with the signal.

To sum up: the light sensation electric curtain device in the embodiment can directly sense the sunlight irradiation intensity of different positions on a window to carry out automatic sun-shading control through the light sensation part arranged on the lower beam piece, and the flexibility and the intelligent degree are high. Moreover, the light-sensitive electric curtain device in the embodiment can be realized by utilizing the structural transformation of the existing rolling curtain device, and the transformation and the application are convenient. In addition, the controller flexibly switches and controls the automatic light sensing mode and the non-automatic light sensing mode of the light sensing electric curtain device, and user experience is improved.

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A light-sensitive motorized window treatment, comprising:

a mounting (1);

a driving member (2) provided to the mounting member (1);

the curtain moving piece (3) is connected with the driving end of the driving piece (2);

a curtain body (4) with one end connected with the curtain moving piece (3);

a lower beam piece (5) connected with the other end of the curtain body (4); and

a light sensing part (6) provided on the lower beam (5); the driving piece (2) drives the curtain moving piece (3), the curtain moving piece (3) drives the curtain body (4) to cover the window, the curtain body (4) drives the lower beam piece (5) and the light induction part (6) move at different positions of the window, the light induction part (6) senses the light intensity at different positions of the window, the driving piece (2) drives the curtain moving piece (3) according to the light induction part (6) at the light intensity sensed at different positions of the window, so that the curtain body (4) covers at different positions of the window.

2. The light-sensation motorized window treatment as claimed in claim 1, wherein the light-sensation portion (6) comprises a housing (61) and a light-sensation component (62) arranged in the housing (61); the light sensing end of the light sensing component (62) leaks out of the shell (61); the shell (61) is arranged on the lower beam piece (5).

3. The light-sensation motorized window treatment as claimed in claim 2, wherein the sensing component (62) comprises a light sensor (621) and a light sensor board (622); the light sensing piece (621) is arranged on the light sensing plate (622), and a light sensing end of the light sensing piece (621) leaks from the shell (61).

4. The light-sensation motorized window treatment as claimed in claim 3, wherein the housing (61) comprises a face shell (611) and a bottom shell (612); the bottom shell (612) is arranged on the lower beam piece (5), and the face shell (611) covers the bottom shell (612); the light sensing plate (622) is arranged on the bottom shell (612); the light sensing piece (621) leaks from the surface shell (611).

5. The light-sensation electric curtain device as claimed in claim 4, wherein the face shell (611) is provided with a through hole (6111), and the light-sensing element (621) leaks from the face shell (611) through the through hole (6111); the through hole (6111) is trumpet-shaped.

6. A light-sensitive motorized window treatment control system, comprising:

the light-sensation motorized window treatment of any one of claims 1-5; and

a controller;

the controller is connected with the driving part (2) and the light sensing part (6) respectively.

7. The control system of the light-sensing motorized window treatment of claim 6, wherein the controller is wirelessly connected to the driving member (2) and the light sensing portion (6), respectively.

8. The control system of claim 6, wherein the controller has a light-sensing mode switch button for switching between an automatic light-sensing mode and a non-automatic light-sensing mode of the light-sensing motorized window shade device.

9. A control method of a light-sensation electric curtain device is characterized by comprising the following steps:

presetting an illumination intensity value;

a light sensing part (6) on the lower beam piece (5) senses that the light intensity reaches the preset light intensity value and transmits a first signal to the driving piece (2);

the driving piece (2) drives the curtain moving piece (3) according to the first signal, and the curtain moving piece (3) drives the curtain body (4) to move and cover different positions of a window;

the curtain body (4) drives the light sensing part (6) on the lower beam piece (5) to move at different positions of the window, and the light sensing part (6) senses the light intensity of the window at different positions;

the light induction part (6) induces that the light intensity is smaller than the preset light intensity value, and transmits a second signal to the driving part (2), and the driving part (2) stops driving.

10. The method as claimed in claim 9, further comprising, before the step of presetting the illumination intensity value:

the controller is used for setting the light-sensitive electric curtain device into an automatic light-sensitive mode.

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