Passive light control type courtyard lighting device

Abstract

The invention discloses a passive light control type courtyard lighting device, and belongs to the technical field of constructional engineering. The passive light control type courtyard lighting device comprises a fixing unit, a light control unit and a lighting unit, wherein the fixing unit is fixed on the inner side wall surface of a courtyard; the supporting unit is fixedly connected with the fixing unit; the plurality of polyhedral light reflecting units are arranged in an array and are fixed on the supporting unit; the polyhedral reflection unit comprises a first reflection unit, a second reflection unit and a third reflection unit, the top of the first reflection unit and the top of the second reflection unit are fixedly connected with the supporting unit, the length of the first reflection unit is larger than that of the second reflection unit, and the height of the bottom of the first reflection unit is smaller than that of the second reflection unit; and the third reflection unit is arranged on the back surfaces of the first reflection unit and the second reflection unit and at least partially sinks towards the top of the courtyard. The unpowered light control units are adopted, arrangement can be adjusted as required according to regional differences and courtyard structural design, and uniform lighting and shading are achieved.

Description

Technical Field

[0001] The invention relates to a passive light-control type patio lighting device, belonging to the technical field of building engineering. Background Art

[0002] At a time when low-carbon environmental protection and green economy are emphasized, people are paying more and more attention to balancing building energy conservation and functional comfort. Improving the economic value and use value of buildings through natural lighting is a consistent pursuit of people, but uncontrollable natural light sometimes brings many troubles. Especially in glass curtain wall buildings, the indoor temperature rises significantly when the sun shines directly, and the imbalance of solar energy resources at different times of the day and under different weather conditions brings a great challenge to building energy conservation.

[0003] At present, electric sunshades are mainly used to actively control the lighting of the patio, but the use of electric sunshades has the following problems:

[0004] A. High cost: When purchasing, it is more expensive than manual sunshades because it contains motors, control systems, etc.; during use, it consumes electricity and components are easily worn out, and the subsequent maintenance cost is high;

[0005] B. Troublesome installation and maintenance: Professionals are required for installation, and the circuit and component debugging are complicated. Improper installation can easily cause problems. Fault repair relies on professional technology and tools, which is time-consuming and costly.

[0006] C. Functional shortcomings: Incomplete sunshade, light can penetrate under strong light, and the effect is worse after aging of the fabric; it is easy to shake, shift or even damage in windy days; intelligent control compatibility is poor, and the signal and induction are unstable;

[0007] D. Limited lifespan: Motors and transmission components are prone to wear and aging, and the average motor lifespan is 3 to 5 years; fabrics are affected by ultraviolet rays and need to be replaced after fading and becoming brittle. Summary of the invention

[0008] In view of the above-mentioned deficiencies in the prior art, the present invention proposes a passive light-control type patio lighting device, which adopts a non-powered light-control unit and can be adjusted and arranged as needed according to regional differences and the structural design of the patio to achieve uniform lighting and shading.

[0009] The present invention relates to a passive light control type patio lighting device, comprising:

[0010] A fixed unit is fixed on the inner wall of the patio;

[0011] A supporting unit, fixedly connected to the fixing unit;

[0012] A plurality of polyhedral reflective units arranged in an array are fixed on a support unit; the polyhedral reflective units include a first reflective unit, a second reflective unit and a third reflective unit having a diffuse reflective surface; the first reflective unit and the second reflective unit are plane reflective units, which are respectively fixedly connected to the support unit at the top; the length of the first reflective unit is greater than that of the second reflective unit, and the height of the bottom of the first reflective unit is lower than that of the second reflective unit; the third reflective unit is arranged on the back of the first reflective unit and the second reflective unit, and is at least partially recessed toward the top of the skylight.

[0013] For some specific implementation schemes, the support unit is provided with a first support bracket, and the first support bracket is fixedly connected to the fixing unit.

[0014] Preferably, the support unit is further provided with a second support bracket, which is arranged corresponding to the curtain wall steel beam at the top of the patio, with one end fixedly connected to the first support bracket and the other end fixedly connected to the curtain wall steel beam, thereby improving the stability of the first support bracket.

[0015] For some specific embodiments, the first reflecting unit, the second reflecting unit and the third reflecting unit are all provided with an internal supporting bracket; the internal supporting bracket of the first reflecting unit and the second reflecting unit is fixedly connected to the first supporting bracket at the top, and / or the internal supporting bracket of the first reflecting unit and the second reflecting unit is fixedly connected to the second supporting bracket.

[0016] For some specific implementation schemes, the polyhedral reflective unit is provided with a lamp mounting seat in an area away from the top of the patio, and the lamp mounting seat is used to install lamps to meet indoor lighting needs when there is a lack of natural light or insufficient natural light.

[0017] Preferably, one end of the lamp mounting base is fixedly connected to the inner support bracket of the first reflective unit, and the other end is fixedly connected to the inner support bracket of the third reflective unit. Further preferably, the lamp can be a surface-mounted downlight or an LED light strip.

[0018] Compared with the prior art, the present invention has the following technical effects:

[0019] 1) During the installation process, the geometric polyhedron reflective units can be flexibly adjusted and arranged according to the patio conditions and light requirements, especially the installation angle; the special shape of the geometric polyhedron and the diffuse reflection effect of the surface can be used to achieve uniform lighting and shading;

[0020] 2) It relies on natural light incidence and the optical properties of the polyhedron to work, has a non-powered energy-saving operation mechanism, does not require additional energy, avoids electricity consumption, and does not require complex sensors and drive components. It has low construction and maintenance costs and good stability. Although it cannot accurately adjust the lighting angle, it is sufficient to meet daily needs in combination with artificial lighting. It is energy-saving and environmentally friendly, in line with the concept of green buildings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of Example 1;

[0022] Figure 2 for Figure 1 The enlarged image at point I in the middle;

[0023] Figure 3 This is a lighting simulation diagram of Example 1 applied to a building in the morning;

[0024] Figure 4 This is a lighting simulation diagram of Example 1 applied to a building at noon;

[0025] Figure 5 This is a lighting simulation diagram of Example 1 applied to a building in the afternoon;

[0026] In the figure: 100, fixing unit; 200, supporting unit; 201, first supporting bracket; 202, second supporting bracket; 300, polyhedral reflecting unit; 301, first reflecting unit; 302, second reflecting unit; 303, third reflecting unit; 304, inner supporting bracket; 400, lamp mounting base; 500, fixing part; 600, fourth reflecting unit; 800, glass curtain wall; 801, curtain wall steel beam; 900, patio. DETAILED DESCRIPTION

[0027] The present invention is described in detail below with reference to the accompanying drawings and specific implementation modes.

[0028] Example 1

[0029] like Figure 1 As shown, the passive light control type skylight device of this embodiment includes: a fixing unit 100, a supporting unit 200 and a plurality of array-arranged polyhedral reflective units 300. The polyhedral reflective units 300 are arranged below the glass curtain wall 800 in the skylight 900.

[0030] The fixing unit 100 is fixed to the inner wall of the patio. Preferably, the fixing unit is a steel plate embedded part with a steel foot, the steel foot is cast in the concrete, and one side of the steel plate is exposed; further preferably, the side of the exposed surface of the steel plate is flush with the wall surface of the reinforced concrete wall. In this embodiment, the fixing units are arranged along the width direction of the patio, with two rows in total, forming a plurality of pairs of fixing unit structures in the length direction.

[0031] The supporting unit 200 is fixedly connected to the fixing unit 100. Figure 2 As shown, the support unit is provided with a first support bracket 201 and a second support bracket 202, and the first support bracket and the second support bracket are preferably made of hot-dip galvanized square steel;

[0032] The first support bracket 201 is fixedly connected to the fixing unit 100, the front end of the first support bracket 201 is welded and fixed to one of the fixing units 100 in one row, and the rear end of the first support bracket 201 is welded and fixed to one of the fixing units 100 in another row, that is, the number of the first support brackets is the same as the number of the fixing units;

[0033] The second support bracket 202 is arranged corresponding to the curtain wall steel beam 801 at the top of the patio, one end of which is welded and fixed to the first support bracket 201, and the other end of which is welded and fixed to the curtain wall steel beam 801;

[0034] Welding requires full welding, weld grade one, and anti-rust paint is required on the welding parts.

[0035] The polyhedral reflective unit includes a first reflective unit 301, a second reflective unit 302 and a third reflective unit 303, wherein the first reflective unit 301, the second reflective unit 302 and the third reflective unit 303 are all provided with an inner support bracket 304; preferably, each reflective unit is made of an aluminum plate with a diffuse reflective layer on the surface, such as an off-white aluminum plate. Each reflective unit is riveted and fixed to the corresponding inner support bracket.

[0036] The first reflecting unit 301 and the second reflecting unit 302 are plane reflecting units; in the height direction, the inclined length of the first reflecting unit 301 is greater than that of the second reflecting unit 302, and the height of the bottom of the first reflecting unit 301 is lower than that of the second reflecting unit 302; the third reflecting unit 303 is arranged on the back of the first reflecting unit 301 and the second reflecting unit 302, and is at least partially recessed toward the top of the skylight. Preferably, the first reflecting unit 301 and the second reflecting unit 302 are arranged vertically.

[0037] The inner support bracket 304 of the first reflecting unit and the second reflecting unit is welded and fixed to the first support bracket 201 at the top, and the second support bracket 202 extends into the polyhedral reflective unit at the bottom and is welded and fixed to the inner support bracket 304 of the first reflecting unit and the second reflecting unit.

[0038] Among the polyhedral reflective units arranged along the first supporting bracket array, the second reflective unit 302 of the previous polyhedral reflective unit extends and intersects with the first reflective unit 301 of the next polyhedral reflective unit, or the second reflective unit 302 of the next polyhedral reflective unit extends and intersects with the first reflective unit 301 of the previous polyhedral reflective unit.

[0039] The polyhedral reflective unit is provided with a lamp mounting seat 400 in an area away from the top of the patio, and the lamp mounting seat 400 is used to install lamps to meet the indoor lighting needs when there is a lack of natural light or insufficient natural light. Preferably, one end of the lamp mounting seat 400 is fixedly connected to the inner support bracket 304 of the first reflective unit, and the other end is fixedly connected to the inner support bracket 304 of the third reflective unit. Further preferably, the lamp can be a surface-mounted downlight or an LED light strip.

[0040] In this embodiment, in addition to the polyhedral reflective unit, for the patio structure, a fixing part 500 is fixed on the inner wall of the patio, and the fixing part 500 is preferably made of hot-dip galvanized square steel; a fourth reflective unit 600 is riveted and fixed on the fixing part, and the fourth reflective unit 600 is preferably made of an aluminum plate with a diffuse reflective layer on the surface, such as a gray aluminum plate or an off-white aluminum plate.

[0041] like Figure 3 , Figure 4 and Figure 5 , which are simulation diagrams of light reflected by the present invention when sunlight is irradiated at different time periods. It can be found that the present invention achieves uniform lighting and shading effects.

[0042] It should be emphasized that the above are only preferred embodiments of the present invention and do not limit the present invention in any form. Any simple modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A passive light control type patio lighting device, characterized in that: include: A fixed unit is fixed on the inner wall of the patio; A supporting unit, fixedly connected to the fixing unit; A plurality of polyhedral reflective units arranged in an array are fixed on a support unit; the polyhedral reflective units include a first reflective unit, a second reflective unit and a third reflective unit having a diffuse reflective surface; the first reflective unit and the second reflective unit are plane reflective units, which are respectively fixedly connected to the support unit at the top; the length of the first reflective unit is greater than that of the second reflective unit, and the height of the bottom of the first reflective unit is lower than that of the second reflective unit; the third reflective unit is arranged on the back of the first reflective unit and the second reflective unit, and is at least partially recessed toward the top of the skylight.

2. The passive light control type patio lighting device according to claim 1, characterized in that: For two adjacent polyhedral reflective units in the array, the second reflective unit of the preceding polyhedral reflective unit is extended to intersect with the first reflective unit of the succeeding polyhedral reflective unit, or the second reflective unit of the succeeding polyhedral reflective unit is extended to intersect with the first reflective unit of the preceding polyhedral reflective unit.

3. The passive light control type patio lighting device according to claim 1 or 2, characterized in that: The first reflecting unit and the second reflecting unit are arranged vertically.

4. The passive light control type patio lighting device according to claim 1, characterized in that: The supporting unit is provided with a first supporting bracket, and the first supporting bracket is fixedly connected to the fixing unit.

5. The passive light control type patio lighting device according to claim 4, characterized in that: The support unit is also provided with a second support bracket, which is arranged corresponding to the curtain wall steel beam at the top of the patio, with one end fixedly connected to the first support bracket and the other end fixedly connected to the curtain wall steel beam.

6. The passive light control type patio lighting device according to claim 5, characterized in that: The first reflecting unit, the second reflecting unit and the third reflecting unit are all provided with an inner supporting bracket; the inner supporting bracket of the first reflecting unit and the second reflecting unit is fixedly connected to the first supporting bracket at the top, and / or the inner supporting bracket of the first reflecting unit and the second reflecting unit is fixedly connected to the second supporting bracket.

7. The passive light control type patio lighting device according to claim 6, characterized in that: The polyhedral reflective unit is provided with a lamp mounting seat in an area away from the top of the patio, and the lamp mounting seat is used to install the lamp.

8. The passive light control type patio lighting device according to claim 7, characterized in that: One end of the lamp mounting base is fixedly connected to the inner supporting bracket of the first reflecting unit, and the other end is fixedly connected to the inner supporting bracket of the third reflecting unit.

9. The passive light control type patio lighting device according to claim 8, characterized in that: The lamp is a surface mounted downlight or an LED light strip.

10. The passive light control type patio lighting device according to claim 1, characterized in that: A fixing piece is fixed on the inner wall surface of the patio, and a fourth reflecting unit is fixed on the fixing piece.

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