WO2015186936A1

WO2015186936A1 - Blind system including plurality of slats

Info

Publication number: WO2015186936A1
Application number: PCT/KR2015/005461
Authority: WO
Inventors: 이윤규
Original assignee: 썬파크 주식회사
Priority date: 2014-06-02
Filing date: 2015-06-01
Publication date: 2015-12-10
Also published as: KR20150138620A

Abstract

The present invention relates to a blind system. In one aspect of one embodiment of the blind system, according to the present invention, the blind system for admitting or blocking light entering an indoor space through an opening comprises: a lighting part admitting the light so as to allow the light to enter the indoor space through the opening and including a plurality of lighting slats provided such that the angles thereof are adjustable; and a light-blocking part blocking the light such that the light does not enter the indoor space through the opening and including a plurality of light-blocking slats provided such that the angles thereof are adjustable, wherein the lighting part is positioned above the light-blocking part.

Description

Blind system with multiple slats

The present invention relates to a blind system comprising a plurality of slats.

In general, blinds are installed in an opening such as a glass window to perform light and shading to prevent light from entering the room or blocking the light from entering the room. Such blinds include a plurality of slats for substantially shading or the like. The slats may typically be referred to as blind blades, blinds, verticals, louvers, and the like.

Meanwhile, the blind may be divided into a horizontal blind and a vertical blind according to the direction of the slat. In the case of the horizontal blind, the slat is arranged in the horizontal direction, the slat is moved in the vertical direction or the angle of the louver with respect to the horizontal direction, the light and shading is made. On the other hand, in the vertical blinds, the slats are disposed in the vertical direction, and the slats are moved in the horizontal direction or the angle of the slats is adjusted with respect to the vertical direction, so that light and light blocking are performed.

However, the blind system according to the prior art has the following problems.

First, as described above, light and light shielding are controlled by adjusting the movement and angle of the slats. However, the light and the light shielding are substantially inversely adjusted to each other, so that individual adjustment of the light and the light shielding according to the user's selection is impossible.

In addition, conventionally, light is performed through an opening corresponding to the slats. Therefore, a disadvantage arises in that the light thus mined cannot be efficiently transmitted to the indoor space spaced from the opening.

The present invention is to solve the problems caused by the prior art as described above, an object of the present invention is to provide a blind system configured to be freely adjusted to light and shading.

Another object of the present invention is to provide a blind system which is configured to transmit light mined from an opening to an indoor space spaced apart from the opening.

One aspect of an embodiment of a blind system according to the present invention for achieving the above object is a blind system for light or shade the light entering the interior space through the opening: mining light into the interior space through the opening And a mining part including a plurality of mining slats which are installed to be adjustable in angle by rotating about a rotation axis in a horizontal direction; And a light shielding part including a plurality of light shielding slats installed to be able to block the light through the opening and to adjust the angle by rotating about a rotation axis in a horizontal direction. Includes, and the light portion is located above the light shield.

In an aspect of an embodiment of the present invention, one surface of the light-emitting slat is provided with a plurality of light projections for reflecting light, one surface of the light-shielding slat is provided with a plurality of light-shielding protrusions for reflecting light, the light projection The longitudinal cross section of is formed in a right triangle, and the longitudinal cross section of the mining protrusion is formed in a right triangle having a relatively lower height than the longitudinal cross section of the light blocking protrusion.

In one aspect of an embodiment of the present invention, the mining projection may include: a first mining surface protruding obliquely at a first angle α1 with respect to one surface of the mining slat; A second mining surface protruding obliquely at a predetermined second angle α2 with respect to one surface of the mining slat, wherein one end of the first light receiving surface and one end thereof are connected at a right angle; The first angle α1 is a value obtained by subtracting γ1 at 45 °, the second angle α2 is a value obtained by adding γ1 to 45 °, and γ1 is inversely proportional to the local latitude.

In one aspect of an embodiment of the present invention, γ1 is determined by the following formula as a value.

[expression]

γ1 = (115 ° -h1) / 2

h1 is the highest solar altitude at latitude φ by region.

In one embodiment of the present invention, the light blocking protrusion may include: a first light blocking surface protruding obliquely at a predetermined third angle α3 with respect to one surface of the light blocking slat; A second light blocking surface protruding obliquely with respect to one surface of the light blocking slat at a predetermined fourth angle (α4), wherein one end of the first light blocking surface and one end thereof are connected at a right angle; The third angle α3 is a value obtained by subtracting γ2 at 45 °, the fourth angle α4 is a value obtained by adding γ2 to 45 °, and γ2 is inversely proportional to local latitude.

In an aspect of an embodiment of the present invention, γ 2 is determined by the following formula as a value.

[expression]

γ2 = (90 °-h1) / 2

h1 is the highest solar altitude at latitude φ by region.

In one embodiment of the present invention, the skylight slat is adjusted to a first control angle θ1 which is an angle formed by the other surface of the skylight slat with respect to an imaginary plane orthogonal to the ground for light mining, and the first control The angle θ1 is determined as shown below.

[expression]

θ1 = 47.5 °-0.5 × h2

Where h2 is the southern middle of the sun.

In one embodiment of the present invention, the shading slat is adjusted to a second control angle θ2 which is an angle formed by the other surface of the shading slat with respect to an imaginary plane orthogonal to the ground for shading, and the second control The angle θ2 is determined as shown below.

[expression]

1) If h2 ≥ 45 °, θ2 = 0

2) If h2 <45 °, θ2 = 90 ° -2 × h2

Where h2 is the southern middle of the sun.

In an aspect of an embodiment of the present invention, the sensor unit for sensing a variety of information of the indoor space; A slat driver for providing driving force for rotation of the light slat and the light blocking slat to adjust the angles of the light slat and the light blocking slat; And a controller configured to control the slat driving unit to adjust the angle of the light slat and the shading slat by selectively reflecting the information sensed by the sensor unit according to a control mode. It includes.

In one aspect of an embodiment of the present invention, the sensor unit, a temperature sensor for sensing the temperature of the indoor space; An illuminance sensor detecting an illuminance of the indoor space; And an ultraviolet index sensor configured to detect an ultraviolet index of light flowing through the opening. It includes at least one of.

In an aspect of an embodiment of the present invention, the control unit, in the automatic mode, adjusts the mining slats and the shading slats to their respective control angles θ1 and θ2 according to the pre-stored latitude-highest altitude h2 of the sun. The first and second slat driving units are controlled so as to be controlled. In the user setting mode, the light slat and the shading slats are reflected at respective control angles θ1 and θ2 by reflecting information detected by the sensor unit according to a user's setting. The first and second slat drives are controlled to be adjusted.

Another aspect of an embodiment of the present invention is a blind system for mining or shielding light entering an interior space through an opening, the method comprising: a plurality of mining projections for reflecting light to light light through the opening to the interior space; A plurality of skylight slats which are provided to be rotatable about an axis of rotation in a horizontal direction so as to be adjustable in angle; And a plurality of shading slats provided with a plurality of shading protrusions for shielding light into the interior space through the openings, the plurality of shading slats being rotatable with respect to a horizontal direction positioned below the light-emitting slats. It includes, the longitudinal section of the mining projection, is formed in a right triangle, the longitudinal section of the mining projection, is formed in a right triangle having a relatively lower height than the longitudinal section of the shading projection.

In another aspect of an embodiment of the present invention, the mining projection may include: a first mining surface projecting obliquely at a first angle α1 with respect to one surface of the mining slat; A second mining surface protruding obliquely at a predetermined second angle α2 with respect to one surface of the mining slat, wherein one end of the first light receiving surface and one end thereof are connected at a right angle; The first angle α1 is proportional to the latitude of each region, and the second angle α2 is inversely proportional to the latitude of each region.

In another embodiment of the present disclosure, the light blocking protrusion may include: a first light blocking surface protruding obliquely at a predetermined third angle α3 with respect to one surface of the light blocking slat; A second light blocking surface protruding obliquely with respect to one surface of the light blocking slat at a predetermined fourth angle (α4), wherein one end of the first light blocking surface and one end thereof are connected at a right angle; The third angle α3 is proportional to the latitude of each region, and the fourth angle α4 is inversely proportional to the latitude of each region.

In another aspect of the embodiment of the present invention, the skylight slat is adjusted to a first control angle θ1, which is an angle formed by the other surface of the skylight slat with respect to an imaginary plane orthogonal to the ground for light, wherein the light shading slat is For example, the second surface of the shading slat is adjusted to a second control angle θ2 set independently of the first control angle θ1 with respect to an imaginary plane orthogonal to the ground for shading.

According to the embodiment of the blind system according to the present invention, the following effects can be expected.

First, in the embodiment of the present invention, the light is made to the interior space by the light emitting slat positioned relatively upward, and the light shielding is performed by the light shielding slat positioned relatively downward. Therefore, according to the embodiment of the present invention, the light and the light shielding through the opening can be efficiently controlled.

In addition, in the embodiment of the present invention, the light reflected by the mining slat is reflected and transmitted to the indoor space relatively further away from the opening by the reflecting plate. Therefore, according to the embodiment of the present invention, the lighting to the indoor space can be made more efficiently.

1 is a longitudinal sectional view showing a state in which an embodiment of the blind system according to the present invention is installed.

Figure 2 is a side view showing a mining slat constituting an embodiment of the present invention.

Figure 3 is a side view showing a light shielding slat constituting an embodiment of the present invention.

Figure 4 is a schematic view showing an embodiment of the present invention.

Hereinafter, a configuration of an embodiment of a blind system according to the present invention will be described in more detail with reference to the accompanying drawings.

1 is a longitudinal sectional view showing an embodiment of a blind system according to the present invention is installed, Figure 2 is a side view showing a mining slat constituting an embodiment of the present invention, Figure 3 is a shading constituting an embodiment of the present invention Figure 4 is a side view showing the dragon slat, Figure 4 is a schematic view showing an embodiment of the present invention.

First, referring to FIG. 1, the blind system according to the present embodiment includes a light mining unit 10 and a light blocking unit 20. The light mining unit 10 is lighted so that light enters the indoor space 5 from the outside through the opening 1, and the light blocking unit 20 is outdoors from the indoor space 5 through the opening 1. ) To block the inflow of light. In the present embodiment, the light shielding portion 20 is positioned below the light emitting portion 10. And the glass window 3 may be installed on the opening (1).

Meanwhile, the light mining unit 10 and the light blocking unit 20 each include a plurality of light emitting slats 100 and light blocking slats 200, respectively. In the present embodiment, the light-emitting slat 100 and the light-shielding slat 200 are disposed to be long in the horizontal direction so as to be spaced apart from each other in the vertical direction. In addition, the light-emitting slat 100 and the light-shielding slat 200 are rotated about a rotational axis (not shown) in a horizontal direction and are installed to be angle-adjustable. In the present embodiment, by forming or controlling the shape and angle adjustment of the lightening slat 100 and the light blocking slat differently, light and shading can be efficiently performed, and the lightening slat 100 and the light blocking are substantially made. It is also possible to secure the field of view through the slats (200).

Referring to FIG. 2, the skylight slat 100 is formed in a flat hexahedral shape having a predetermined length, width, and height. In FIG. 2, one surface of the skylight slat 100 corresponding to the top surface of the drawing includes a plurality of skylight projections 110. The mining projection 110 serves to reflect the light flowing into the indoor space 5 from the outside through the opening 1 to the indoor space 5. In the present embodiment, the mining protrusion 110 is formed long in the longitudinal direction of the mining slat 100, and a plurality of the mining protrusions 110 are disposed in the width direction of the mining slat 100.

Meanwhile, the mining protrusion 110 includes first and second

light emitting surfaces

111 and 112. The first and second

light receiving surfaces

111 and 112 protrude obliquely at predetermined first and second angles α1 and α2, respectively, with respect to one surface of the lightening slat 100, respectively. And one end of the second mining surfaces 111 and 112 are connected to each other to form a right angle, so that the mining protrusion 110 has a vertical cross section of a right triangle. In this case, the first light receiving surface 111 extends inclined upward by the first angle α1 in a direction from the front end of the lightening slat 100 adjacent to the opening 1 to the rear end in FIG. 2. . In addition, the second light receiving surface 112 extends inclined downward by the second angle α2 in the direction from the front end of the lightening slat 100 adjacent to the opening 1 to the rear end in FIG. 2. . In the present embodiment, the first and second angles α1 and α2 are determined by the following Equations 1 and 2 below.

[Equation 1]

α1 = 45 °-γ1

[Equation 2]

α2 = 45 ° + γ1

Here, the variable γ1 is a value inversely proportional to the latitude of each region. More specifically, the variable γ1 is determined by the following [Equation 3].

[Equation 3]

γ1 = (115 ° -h1) / 2

Where h1 is the highest solar altitude at the local latitude (φ), for example, the latitude (φ) and the highest solar altitude (h1) at the representative region of the Northern Hemisphere and the values of the variable γ1 are as shown in Table 1 below. .

Table 1

area	Latitude (φ)	Solar height (h1)	γ ((90 ° -φ) / 2)
New Delhi	28.7 °	84.8 °	15.10 °
Tokyo	35.6 °	77.9 °	18.55 °
Seoul	37.5 °	75.0 °	20.00 °
New York	40.6 °	72.9 °	21.05 °
Milan	45.5 °	68.0 °	23.50 °
London	51.5 °	62.0 °	26.50 °
Saint Petersburg	59.9 °	53.6 °	30.70 °

3, the light blocking slat 200 is formed in a flat hexahedral shape having a predetermined length, width, and height. In addition, in FIG. 3, a plurality of light blocking protrusions 210 are provided on one surface of the light blocking slat 200 corresponding to the top surface of the drawing. The light blocking protrusion 210 has a role opposite to that of the mining protrusion 110, that is, blocks light that enters the indoor space 5 from the outside through the opening 1. Similar to the light blocking protrusion 110, the light blocking protrusion 210 is formed to extend in the longitudinal direction of the light blocking slat 200, and a plurality of light blocking protrusions 200 are disposed in the width direction of the light blocking slat 200.

The light blocking protrusion 210 also includes first and second

light blocking surfaces

211 and 212. The first and second

light blocking surfaces

211 and 212 protrude obliquely at predetermined third and fourth angles α3 and α4, respectively, with respect to one surface of the light blocking slat 200. And one end of the second

light blocking surfaces

211 and 212 are formed to be perpendicular to each other, so that the light blocking protrusion 210 has a vertical triangle shape. In this case, the first light blocking surface 211 extends inclined upward by the second angle α2 in a direction from the front end of the light blocking slat 200 adjacent to the opening 1 to the rear end in FIG. 3. . In addition, the second light blocking surface 212 extends downward from the front end of the light blocking slat 200 adjacent to the opening 1 in FIG. 3 in the direction toward the rear end by the fourth angle α4. . In this embodiment, the third and fourth angles α3 and α4 are determined by the following Equations 4 and 5 below.

[Equation 4]

α3 = 45 °-γ2

[Equation 5]

α4 = 45 ° + γ2

Here, the variable γ2 is a value inversely proportional to the latitude of each region. More specifically, the variable γ 2 is determined by the following [Equation 6].

[Equation 6]

γ2 = (90 °-h1) / 2

And, for example, the latitude (φ) and the maximum solar altitude (h2) for each representative region of the northern hemisphere and the values of the variable γ2 are shown in Table 2 below.

TABLE 2

area	Latitude (φ)	Solar height (h1)	γ ((90 ° -φ) / 2)
New Delhi	28.7 °	84.8 °	2.60 °
Tokyo	35.6 °	77.9 °	6.05 °
Seoul	37.5 °	75.0 °	7.50 °
New York	40.6 °	72.9 °	8.55 °
Milan	45.5 °	68.0 °	11.00 °
London	51.5 °	62.0 °	14.00 °
Saint Petersburg	59.9 °	53.6 °	18.20 °

Accordingly, in the case of Seoul, the first angle α1 is set to 25 °, the second angle α2 is set to 65 °, the third angle α3 is 37.5 °, and the second angle α2 is Will be set to 52.5 °. That is, the longitudinal cross section of the light blocking protrusion 210 has a relatively high right triangle shape as compared with the longitudinal cross section of the shading protrusion 110.

As such, the angles of the first and second

light receiving surfaces

111 and 112 with respect to one surface of the light-emitting slat 100 and the first and second light blocking surfaces 211 with respect to one surface of the light-shielding slat 200 are provided. To set the angle of the 212, part of the light flowing through the opening 1 for light or light blocking by the light projection protrusion 110 and the light blocking protrusion 210 is non-reflective reflection (non-reflective) This is to allow for retroreflection, and some other non-retroreflection. However, due to the height difference between the end surfaces of the light projections 110 and the light shielding protrusions 210 as described above, the light is sequentially introduced by the light slat 100, that is, the light blocking slats. By 200, light is blocked, that is, shading is performed.

Meanwhile, the first and second control angles θ1 and θ2 of the light blocking slat 100 and the light blocking slat 200 are determined as shown in Equations 7 and 8 below. Here, the first and second control angles θ1 and θ2 may refer to angles formed by the other surface of the light-emitting slat 100 and the other surface of the light-shielding slat 200 with respect to an imaginary plane parallel to the ground. have.

[Equation 7]

θ1 = 47.5 °-0.5 × h2

[Equation 8]

1) If h2 ≥ 45 °, θ2 = 0

2) If h2 <45 °, θ2 = 90 ° -2 × h2

Where h2 is the south middle altitude of the sun. For example, the southern height (h2) for each season in Seoul, and thus the control angle (θ1) of the mining slat 100 and the control angle (θ2) of the shading slat 200 are shown in Table 3 below. .

TABLE 3

exquisiteness	Sun's Southern Altitude (h2)	θ1	θ2
Vernal Equinox	52.5 °	21.25 °	0.00 °
Not	75.5 °	9.75 °	0.00 °
comrade	29.3 °	32.85 °	31.40 °

Referring back to FIG. 1, the blind system according to the present embodiment further includes a reflective member 300. The reflective member 300 may include the interior space in which the light reflected by the skylight slat 100 and the skylight projection 110 is substantially spaced apart from the opening 1. 5) It reflects and transmits the inside.

Meanwhile, referring to FIG. 4, the blind system according to the present embodiment includes a sensor unit 400, a slat driving unit 500, and a control unit 600. The sensor unit 400 detects various types of information of the indoor space 5. The slat driver 500 provides a driving force for the rotation of the light blocking slat 100 and the light blocking slat 200 to adjust the angles of the light blocking slat 100 and the light blocking slat 200. In addition, the control unit 600 may selectively reflect the information detected by the sensor unit 400 according to a control mode to adjust the angles of the light slat 100 and the light shielding slat 200. ).

In more detail, the sensor unit 400 includes at least one of a temperature sensor 410, an illuminance sensor 420, and an ultraviolet index sensor 430. The temperature sensor 410 detects the temperature of the indoor space 5, and the illuminance sensor 420 detects the illuminance of the indoor space 5. The ultraviolet index sensor 430 detects an ultraviolet index of light flowing through the opening 1.

The slat driver 500 includes first and

second slat drivers

510 and 520. The first slat driver 510 provides a driving force for the rotation of the light-emitting slat 100, and the second slat driver 520 provides a driving force for the rotation of the light-shielding slat 200. The first and second

slat driving units

510 and 520 are configured to have a number corresponding to the number of the light-emitting slats 100 and the light-shielding slats 200 to the light-emitting slats 100 and the light-shielding slats 200. Direct driving force may be provided, or a driving force may be provided to the lightening slat 100 and the light blocking slat 200 by a separate driving force transmitting member (not shown). As another example, the slat driving unit 500 may provide a direct driving force to any one of the light-emitting slat 100 and the light-shielding slat 200, and may provide a driving force to the other through a separate driving force transmitting member. will be.

The controller 600 may control the first and second slat driving units 510 to adjust angles of the light slat 100 and the light shielding slat 200 for each of a plurality of control modes, that is, first to third control modes. Control 520. The first to third control modes may be referred to as an automatic mode, a user setting mode, and a manual mode.

More specifically, in the case of the automatic mode, the control unit 600, as described above, according to the pre-stored south-high altitude h2 of the sun according to the previously stored light slat 100 and the shading slat 200 The first and

second slat drivers

510 and 520 are controlled to be adjusted to respective control angles θ1 and θ2.

In the case of the user setting mode, the light-emitting slat 100 and the light-shielding slat 200 reflect the information detected by the sensor unit 400 according to the user's setting to the respective control angles θ1 and θ2. The first and

second slat drivers

510 and 520 are controlled to be adjusted. In other words, the control angles θ1 and θ2 of the light-emitting slat 100 and / or the light-shielding slat 200 are set as priorities among the temperature, illuminance, and ultraviolet index of light of the indoor space 5. ) May control the first and

second slat drivers

510 and 520 to be adjusted.

For example, when the user presets the temperature of the indoor space 5, the controller 600 controls the light blocking slat by the shading slat 200 when the temperature of the indoor space 5 is higher than a preset temperature. The second slat driver 520 is controlled to increase the shading amount, and when the temperature of the indoor space 5 is lower than a preset temperature, the second slat driver to reduce the shading amount by the shading slat 200. Control 520. Of course, the controller 600 may additionally control the first slat driver 510 such that the degree of light is increased or decreased by the light slat 100 according to the temperature of the indoor space 5.

As another example, when the user presets the illuminance of the indoor space 5, the controller 600 maintains the light by the mining slat 100 when the illuminance of the indoor space 5 is higher than a predetermined illuminance. The first slat driver 510 is controlled to reduce the amount of light, and when the illuminance of the indoor space 5 is lower than a predetermined illuminance, the first slat driver ( 510 is controlled. In this case, the control unit 600 may further control the first slat driving unit 510 to increase or decrease the light shielding degree by the light blocking slat 200 according to the illuminance of the indoor space 5. will be.

In another example, when the user presets the UV index of the light, if the UV index of the light is higher than the preset UV index, the light is stopped by the light slat 100 and the light is prevented by the shading slat 200. The first and second

slat driving units

510 and 520 are controlled to be shielded from light, and when the UV index of light is lower than a preset UV index, the mining slat according to the pre-stored south latitude altitude h2 of the sun. The first and

second slat drivers

510 and 520 are controlled such that the 100 and the shading slats 200 are adjusted at respective control angles θ1 and θ2.

In the manual mode, the control unit 600 controls the light-emitting slat 100 and the light-shielding slat 200 to be controlled at respective control angles θ1 and θ2 according to a value input by a user. The

slat drivers

510 and 520 are controlled.

Within the scope of the basic technical idea of the present invention, many modifications are possible to those skilled in the art, and the scope of the present invention should be interpreted based on the appended claims. will be.

Claims

In a blind system for mining or blocking light entering the interior space through the opening (1):

A mining unit 10 which includes a plurality of mining slats 100 which are installed in the interior space 5 through the opening 1, and which are adjustable in angle by rotating about a rotation axis in a horizontal direction; And

A light shielding part 20 including a plurality of light shielding slats 200 which block light through the opening 1 to the indoor space 5 and are rotatably adjustable in a horizontal direction; Including,

The light-shielding portion (10) is a blind system positioned above the light-shielding portion (20).
The method of claim 1,

One surface of the skylight slat 100 is provided with a plurality of skylight projections 110 for reflecting light,

One surface of the shading slat 200 is provided with a plurality of shading protrusions 210 for reflecting light,

The longitudinal section of the mining protrusion 110 is formed in a right triangle shape,

Longitudinal section of the mining projection (110), the blind system is formed in a right triangle having a relatively low height compared with the longitudinal section of the shading projection (210).
The method of claim 2,

The mining protrusion 110,

A first light receiving surface 111 protruding obliquely at a predetermined first angle α1 with respect to one surface of the lightening slat 100;

A second mining surface 112 protruding obliquely at a predetermined second angle α2 with respect to one surface of the mining slat 100, wherein one end of the first light receiving surface 111 and one end thereof are connected at a right angle; Including,

The first angle α1 is a value obtained by subtracting γ1 at 45 °.

The second angle α2 is a value obtained by adding gamma 1 to 45 °.

γ1 is a blind system inversely proportional to local latitude.
The method of claim 3, wherein

The γ 1 blind system is determined by the following formula.

[expression]

γ1 = (115 ° -h1) / 2

h1 is the highest solar altitude at latitude φ by region.
The method of claim 2,

The light blocking protrusion 210,

A first light blocking surface 211 protruding obliquely at a predetermined third angle α3 with respect to one surface of the light blocking slat 200;

A second light blocking surface 212 protruding obliquely with respect to one surface of the light blocking slat 200 at a predetermined fourth angle α4 and having one end of the first light blocking surface 211 connected at a right angle thereof; Including,

The third angle α3 is a value obtained by subtracting γ2 at 45 °.

The fourth angle α4 is a value obtained by adding gamma 2 to 45 °.

γ2 is a blind system inversely proportional to local latitude.
The method of claim 5,

γ2 is a blind system determined by the following equation.

[expression]

γ2 = (90 °-h1) / 2

h1 is the highest solar altitude at latitude φ by region.
The method of claim 1,

The mining slat 100 is adjusted to a first control angle θ1 which is an angle formed by the other surface of the mining slat 100 with respect to a virtual plane orthogonal to the ground for mining,

The first control angle (θ1) is determined by the formula below.

[expression]

θ1 = 47.5 °-0.5 × h2

Where h2 is the southern middle of the sun.
The method of claim 1,

The shading slat 200 is adjusted to a second control angle θ2 which is an angle formed by the other surface of the shading slat 200 with respect to a virtual plane orthogonal to the ground for shading,

The second control angle (θ2) is determined by the formula below.

[expression]

1) If h2 ≥ 45 °, θ2 = 0

2) If h2 <45 °, θ2 = 90 ° -2 × h2

Where h2 is the southern middle of the sun.
The method of claim 1,

A sensor unit 400 for detecting various types of information of the indoor space 5;

A slat driver (500) for providing a driving force for rotation of the light slat (100) and the light shielding slat (200) to adjust the angles of the light slat (100) and the light shielding slat (200); And

The controller 600 controls the slat driver 500 to adjust the angles of the light slat 100 and the light shielding slat 200 by selectively reflecting the information detected by the sensor unit 400 according to a control mode. ; Blind system comprising a.
The method of claim 9,

The sensor unit 400,

A temperature sensor 410 for sensing a temperature of the indoor space 5;

An illuminance sensor 420 detecting an illuminance of the indoor space 5; And

An ultraviolet index sensor 430 for detecting an ultraviolet index of light flowing through the opening 1; A blind system comprising at least one of.
The method of claim 9,

The control unit 600,

In the first mode, the light-emitting slat 100 and the light-shielding slat 200 are adjusted to the respective control angles θ1 and θ2 according to the pre-stored latitude of the sun by the latitude. To control the two slat drives 510 and 520,

In the second mode, the light-emitting slat 100 and the light-shielding slat 200 are adjusted to respective control angles θ1 and θ2 by reflecting the information detected by the sensor unit 400 according to a user's setting. Blind system for controlling the first and second slat drive unit (510) (520).
In a blind system for mining or blocking light entering the interior space through the opening (1):

A plurality of mining protrusions 110 are provided to reflect light in order to light the light into the interior space 5 through the opening 1, and a plurality of the light emitting protrusions 110 are rotated with respect to a rotation axis in a horizontal direction so that the angle can be adjusted. Mining slats 100; And

A plurality of light blocking protrusions 210 are provided for shielding light to the interior space 5 through the opening 1, and are rotated in a horizontal direction positioned below the light-emitting slat 100. A plurality of shading slats 200 installed; Including,

The longitudinal section of the mining protrusion 110 is formed in a right triangle shape,

Longitudinal section of the mining projection (110), the blind system is formed in a right triangle having a relatively low height compared with the longitudinal section of the shading projection (210).
The method of claim 12,

The mining protrusion 110,

A first light receiving surface 111 protruding obliquely at a predetermined first angle α1 with respect to one surface of the lightening slat 100;

A second mining surface 112 protruding obliquely at a predetermined second angle α2 with respect to one surface of the mining slat 100, wherein one end of the first light receiving surface 111 and one end thereof are connected at a right angle; Including,

The first angle (α1) is proportional to the latitude by region, and the second angle (α2) is inversely proportional to the latitude by region blind system.
The method of claim 12,

The light blocking protrusion 210,

A first light blocking surface 211 protruding obliquely at a predetermined third angle α3 with respect to one surface of the light blocking slat 200;

A second light blocking surface 212 protruding obliquely with respect to one surface of the light blocking slat 200 at a predetermined fourth angle α4 and having one end of the first light blocking surface 211 connected at a right angle thereof; Including,

The third angle (α3) is proportional to the latitude by region, and the fourth angle (α4) is inversely proportional to the latitude by region blind system.
The method of claim 12,

The mining slat 100 is adjusted to a first control angle θ1 which is an angle formed by the other surface of the mining slat 100 with respect to a virtual plane orthogonal to the ground for mining,

The shading slat 200 is an angle formed by the other surface of the shading slat 200 with respect to an imaginary plane orthogonal to the ground for shading, and is a second control angle θ2 set independently of the first control angle θ1. Blind system controlled by).