CN217763266U

CN217763266U - Energy-saving lighting system combined with natural lighting device

Info

Publication number: CN217763266U
Application number: CN202221911272.3U
Authority: CN
Inventors: 张钰; 古金海; 吴柏新
Original assignee: Wuxi Industrial Architecture Design And Research Institute Co ltd
Current assignee: Wuxi Industrial Architecture Design And Research Institute Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-08
Anticipated expiration: 2032-07-22

Abstract

The utility model relates to a combine energy-conserving lighting system of natural lighting device, it includes frame and the daylighting device of setting on the frame, the daylighting device includes bull stick, cylinder, roll up curtain cloth and reset torsion spring, one side of frame length direction is connected with the installing frame, the bull stick rotates to be connected in the installing frame, and is on a parallel with the length direction of installing frame, the cylinder cover is established on the bull stick, reset torsion spring respectively sets up one, every at cylinder length direction's both ends the equal cover of reset torsion spring is established on the bull stick, the one end of rolling up curtain cloth is around rolling up on the cylinder, the other end of rolling up curtain cloth passes the frame and extends to inside, be provided with the drive assembly that the displacement of drive roll curtain cloth other end in the frame, the below of rolling up curtain cloth is equipped with concave lens, concave lens length direction's one end is rotated and is connected on the inner wall of frame, be equipped with the adjusting part who adjusts concave lens angle in the frame. The utility model discloses have the effect that improves indoor daylighting efficiency.

Description

Energy-saving lighting system combined with natural lighting device

Technical Field

The utility model belongs to the technical field of the lighting apparatus technique and specifically relates to an energy-conserving lighting system who combines natural lighting device is related to.

Background

With the construction of a large number of civil buildings and various types of glass daylighting roofs in the construction industry of China, the glass daylighting roofs are also widely applied to hotels and restaurants, stations, airport terminals, gymnasiums, museums, hospitals and the like. Glass daylighting roofs of various forms and colors are added on the large-area patio, and an indoor glass roof space which is not influenced by weather is formed. People can enjoy irradiation and watch clear sky, and the device is popular with people.

The glass roof atrium is a natural lighting central space in a building, and the space plays a role in organizing and coordinating surrounding buildings. The building with the glass roof is compact in layout, smooth indoor space communication is organized more effectively, good guidance performance is achieved, and characteristics can be created. The environment immersed in the indoor environment with bright sunlight is not affected by the outdoor seasonal air temperature, and brings comfortable and pleasant atmosphere for people.

In view of the above-mentioned related technologies, the inventor considers that a commonly used glass daylighting roof is fixed on a factory building, and can only change the indoor irradiation position through the irradiation angle change of sunlight, and the indoor light direction corresponds to the irradiation direction of sunlight, so that light is limited in a certain range indoors, the daylighting efficiency of the rest indoor parts is low, and the indoor daylighting efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In order to improve the indoor lighting efficiency, the application provides an energy-saving lighting system combined with a natural lighting device.

The application provides an energy-conserving lighting system who combines natural lighting device adopts following technical scheme:

the utility model provides a combine natural lighting device's energy-conserving lighting system, includes the frame and sets up lighting device on the frame, lighting device includes bull stick, cylinder, batching cloth and reduction torsion spring, frame length direction's one side is connected with the installing frame, the bull stick rotates to be connected in the installing frame, and be on a parallel with the length direction of installing frame, the roller sleeve is established on the bull stick, reduction torsion spring is in cylinder length direction's both ends respectively set up one, every reduction torsion spring all overlaps and is established on the bull stick, reduction torsion spring's one end is connected on the cylinder, reduction torsion spring's the other end is connected on the inner wall of installing frame, batching cloth's one end is around rolling up on the cylinder, batching cloth's the other end passes the frame just extends to inside, be provided with the drive in the frame the drive assembly of the displacement of the other end of batching cloth, batching cloth's below is equipped with concave lens, concave lens is located in the frame, concave lens length direction's one end rotates to be connected on the inner wall of installing frame, be equipped with in the frame and adjust the adjusting part of concave lens angle.

By adopting the technical scheme, when the outer frame needs to be covered, the driving component drives the other end of the roller shutter cloth to move until the roller shutter cloth covers the concave lens, and the reset torsion spring is in a stressed state. When lighting is needed, the driving component drives the other end of the roller blind cloth to move in the opposite direction, and the roller is rotated in the opposite direction under the torsion of the reset torsion spring to wind the roller blind cloth on the roller. The angle of the concave lens is adjusted through the adjusting assembly, so that the indoor irradiation range is further dispersed and enlarged through the refraction of the concave lens, and the effect of improving the indoor lighting efficiency is realized.

Optionally, drive assembly includes driving motor, rotates screw rod, guide bar and nut piece, it connects to rotate the screw rod through the rotating turret on the inner wall of frame, it is on a parallel with to rotate the screw rod the moving direction of book curtain cloth other end, the guide bar is on a parallel with rotate the screw rod, and connect on the rotating turret, driving motor connects on the rotating turret, just driving motor's output shaft in the one end of rotating the screw rod, rotate the screw rod with the guide bar passes respectively the nut piece, the nut piece with rotate screw rod screw-thread fit, the nut piece with guide bar sliding fit, the nut piece with the other end of book curtain cloth is connected.

By adopting the technical scheme, when the roller shutter cloth needs to be rolled, the driving motor is started to rotate the rotating screw rod, the nut block starts to move under the limitation of the guide rod and drives the other end of the roller shutter cloth to move, and the rolling of the roller shutter cloth is realized by matching with the reset torsion spring; when the roller shutter cloth needs to be unreeled, the driving motor rotates reversely, so that the nut block moves reversely, the other end of the roller shutter cloth is driven to move, and the unreeling of the roller shutter cloth is completed.

Optionally, a connecting plate is connected to the nut block, a hook is connected to the side wall of the connecting plate far away from the concave lens, the hook is located at one end of the connecting plate far away from the nut block, the other end of the rolling curtain cloth is connected with a moving rod, a pull ring is connected to the moving rod, and the hook hooks the pull ring.

Through adopting above-mentioned technical scheme, the other end of roll up curtain cloth passes through the cooperation of pull ring and couple, is driven the displacement by the connecting plate, has improved the loading and unloading efficiency between the other end of roll up curtain cloth and the connecting plate.

Optionally, the adjusting assembly includes a driving member and a roller, a side edge of the concave lens in the width direction is connected with an installation block, the installation block is far away from a rolling groove formed in a side wall of the concave lens, the rolling groove is parallel to the length direction of the concave lens, the driving member is connected in the outer frame, and the roller rolls in the rolling groove and is rotationally connected with one end of the driving member.

Through adopting above-mentioned technical scheme, the driving piece starts, through the cooperation between gyro wheel and the roll groove, drives the concave lens and rotates, has improved the rotation efficiency of concave lens.

It is optional, be connected with the washing subassembly on the nut piece, it includes the backup pad, washs board, slide bar, biasing spring, spacing ring and washs the piece to wash the subassembly, the backup pad is connected on the nut piece, the backup pad perpendicular to rotate the screw rod, the slide bar is provided with a plurality of, a plurality of the slide bar along the length direction of backup pad distributes, every the slide bar all passes the backup pad, and with backup pad sliding fit, it connects to wash the board the slide bar is close to the one end of concave lens, biasing spring is every all overlap on the slide bar and establish one, and be located the backup pad with wash between the board, the spacing ring is every the slide bar is kept away from the one end of wasing the board all connects one, it connects to wash the connection the board is close to on the lateral wall of concave lens, it contradicts to wash the piece concave lens.

Through adopting above-mentioned technical scheme, along with long-time use, the upper surface of concave lens covers the dust, and when the dust is accumulated to a certain degree, can weaken the light that sends to on the concave lens, so need wash the piece and wash concave lens. When the nut block is displaced, the support plate is driven to displace, so that the cleaning plate is displaced, and meanwhile, the cleaning plate is influenced by the acting force of the pressure spring to apply pressure to the concave lens by the cleaning piece, so that the effect of cleaning the concave lens by the cleaning piece is realized.

Optionally, wash the piece and include the brush hair and wipe the piece, the one end of brush hair is connected wash the board and be close to on the lateral wall of concave lens, the other end is contradicted concave lens, it connects to wipe a lateral wall the wash the board and be close to on the lateral wall of concave lens, it keeps away from to wipe the piece wash the lateral wall laminating of board concave lens, the brush hair is located it is close to wipe the piece one side of cylinder.

By adopting the technical scheme, the brush hair is used for cleaning dust, the wiping block is used for wiping scattered dust on the surface of the concave lens, and the brush hair is matched with the wiping block, so that the upper surface of the concave lens is further smooth and clean, and the cleaning efficiency of the concave lens is improved.

Optionally, two inner side walls of the outer frame in the width direction are respectively connected with a limiting block, a limiting groove is formed in each limiting block, the side wall of each limiting block, which is close to the roller shutter cloth, is provided with a limiting groove, the limiting grooves are parallel to the moving direction of the other end of the roller shutter cloth, and the roller shutter cloth is in sliding fit in the limiting grooves.

Through adopting above-mentioned technical scheme, roll up the in-process of curtain cloth unreeling and rolling, the edge of rolling up the curtain cloth is wrinkled or folded easily, and the spacing groove is used for flattening out the edge of rolling up the curtain cloth, has reduced the possibility that rolls up curtain cloth and corrugate or fold.

Optionally, the pull ring is connected to a middle position of the moving rod in the length direction.

By adopting the technical scheme, the pull ring is arranged in the middle of the length direction of the movable rod, so that when the connecting plate pulls the other end of the rolling curtain cloth, the rolling curtain cloth can uniformly receive pulling force, and the possibility of deviation caused by nonuniform stress when the rolling curtain cloth is unreeled is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the outer frame needs to be covered, the driving assembly drives the other end of the roller shutter cloth to move until the roller shutter cloth covers the concave lens, and the reset torsion spring is in a stressed state. When lighting is needed, the driving component drives the other end of the roller blind cloth to move in the opposite direction, and the roller rotates in the opposite direction under the torque force of the reset torsion spring, so that the roller blind cloth is wound on the roller. The angle of the concave lens is adjusted through the adjusting assembly, so that the indoor irradiation range is further dispersed and enlarged through the refraction of the concave lens, and the effect of improving the indoor lighting efficiency is realized;

2. with the long-term use, the upper surface of the concave lens is covered with dust, and when the dust is accumulated to a certain degree, the light emitted to the concave lens is weakened, so that the concave lens needs to be cleaned by a cleaning piece. When the nut block is displaced, the support plate is driven to displace, so that the cleaning plate is displaced, and meanwhile, the cleaning plate is influenced by the acting force of the pressure spring to apply pressure to the concave lens by the cleaning piece, so that the effect of cleaning the concave lens by the cleaning piece is realized.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an energy saving lighting system incorporating a natural light device according to an embodiment of the present application.

Figure 2 is an exploded view of the embodiment of the present application for embodying the structure of the light collecting device.

FIG. 3 is a schematic structural diagram of a drive assembly, a cleaning assembly and an adjustment assembly in an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a driving assembly and a limiting block in the embodiment of the present application.

Description of the reference numerals: 1. an outer frame; 2. a lighting device; 21. a rotating rod; 22. a drum; 23. a roll-up fabric; 231. a travel bar; 232. a pull ring; 24. a return torsion spring; 25. installing a frame; 3. a concave lens; 31. mounting blocks; 32. a rolling groove; 4. a drive assembly; 41. a drive motor; 42. rotating the screw rod; 43. a guide bar; 44. a nut block; 5. cleaning the assembly; 51. a support plate; 52. cleaning the plate; 53. a slide bar; 54. a pressure applying spring; 55. a limiting ring; 56. cleaning the workpiece; 561. brushing; 562. a wiping block; 6. an adjustment assembly; 61. a drive member; 62. a roller; 7. a connecting plate; 71. hooking; 8. and a limiting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an energy-saving lighting system combined with a natural lighting device. Referring to fig. 1, 2 and 3, an energy saving lighting system combined with a natural lighting device includes an outer frame 1 and a lighting device 2, wherein the lighting device 2 is connected to one side wall of the outer frame 1 in a length direction. The outer frame 1 is rotatably connected with a concave lens 3, the concave lens 3 is positioned below the lighting device 2, and a driving component 4 for driving the lighting device 2 to open and close, a cleaning component 5 for cleaning the concave lens 3 and an adjusting component 6 for adjusting the rotating angle of the concave lens 3 are arranged in the outer frame 1.

Daylighting device 2 utilizes drive assembly 4 to realize daylighting and closed frame 1, and concave lens 3 is used for divergent light, has enlarged indoor illumination zone, and concave lens 3 utilizes adjusting part 6 to adjust the turned angle of concave lens 3, has further enlarged indoor illumination zone, washs the dust on subassembly 5 surface for wasing concave lens 3. The cooperation of drive assembly 4, cleaning assembly 5 and adjusting part 6 has realized improving the effect of indoor daylighting efficiency.

Referring to fig. 1 and 2, the lighting device 2 includes a rotary lever 21, a drum 22, a roll of curtain cloth 23, and a return torsion spring 24. The one end fixedly connected with installing frame 25 of frame 1 length direction, bull stick 21 rotates and connects in installing frame 25, and bull stick 21 is on a parallel with installing frame 25. The cylinder 22 cover is established on the bull stick 21, and the reduction torsion spring 24 sets up one respectively at cylinder 22 length direction's both ends, and two reduction torsion springs 24 set up relatively, and reduction torsion spring 24 covers establishes on the bull stick 21, and reduction torsion spring 24's one end and cylinder 22 fixed connection, the other end and installing frame 25 fixed connection. One end of the roll screen cloth 23 is wound around the drum 22, and the other end of the roll screen cloth 23 passes through the side wall of the outer frame 1 and extends to the inside of the outer frame 1.

Referring to fig. 1 and 3, the driving assembly 4 includes a driving motor 41, a rotating screw 42, a guide rod 43, and a nut block 44. The rotating screw 42 is connected to an inner wall of the outer frame 1 in the width direction through a rotating frame, the rotating screw 42 is parallel to the displacement direction of the other end of the roller shutter cloth 23, the driving motor 41 is connected to one end of the rotating frame far away from the roller 22 through a bolt, the output shaft of the driving motor 41 is fixedly connected to one end of the rotating screw 42, the guide rod 43 is connected to the rotating frame and is parallel to the rotating screw 42, the rotating screw 42 and the guide rod 43 respectively penetrate through the nut block 44, the nut block 44 is in threaded fit with the rotating screw 42, and the nut block 44 is in sliding fit with the guide rod 43.

Referring to fig. 4, the top of the nut block 44 is connected with a connecting plate 7 through a bolt, one end of the connecting plate 7, which is far away from the nut block 44, is fixedly connected with a hook 71 on the side wall of the rolling curtain cloth 23, the other end of the rolling curtain cloth 23 is fixedly connected with a moving rod 231, a pull ring 232 is fixedly connected to the middle position of the moving rod 231 in the length direction, and the hook 71 hooks the pull ring 232.

The driving motor 41 is started to rotate the rotating screw 42, the nut block 44 is displaced in a direction away from the roller 22 to drive the hook 71 to be displaced, and the pull ring 232 is displaced along with the hook 71 to drive the other end of the roller shutter cloth 23 to be displaced, so that the effect of closing the outer frame 1 by the roller shutter cloth 23 is realized; when lighting is needed, the driving motor 41 rotates reversely, the nut block 44 moves reversely, the rolling curtain cloth 23 winds the rolling drum 22 under the action of the reset torsion spring 24, and the lighting effect of the outer frame 1 is achieved.

Referring to fig. 4, in addition, in order to reduce the possibility that the rolling blind cloth 23 wrinkles or folds in the unreeling or reeling process, two inner walls of the outer frame 1 in the width direction are respectively and fixedly connected with a limiting block 8, a limiting groove is formed in each limiting block 8, which is close to the side wall of the rolling blind cloth 23, the edge of the rolling blind cloth 23 penetrates through the limiting groove, the rolling blind cloth 23 is in sliding fit with the limiting groove, and the limiting groove is used for flattening the edge of the rolling blind cloth 23.

Referring to fig. 1 and 3, the adjusting assembly 6 includes a driving member 61 and a roller 62, a mounting block 31 is fixedly connected to one end of a side wall of the concave lens 3 in the width direction away from the rotation axis of the concave lens 3, and a rolling groove 32 is formed on the side wall of the mounting block 31 away from the concave lens 3. The driving part 61 is an electric push rod, the driving part 61 is fixedly connected to the bottom wall of the outer frame 1 at a position close to the mounting block 31, the roller 62 is rotatably connected to an output shaft of the driving part 61, and the roller 62 rolls in the rolling groove 32.

The driving member 61 is started, the output shaft of the driving member 61 is displaced to drive the roller 62 to be displaced, and the effect of adjusting the angle of the concave lens 3 is realized due to the matching of the roller 62 and the rolling groove 32.

Referring to fig. 3, the cleaning assembly 5 includes a support plate 51, a cleaning plate 52, a slide rod 53, a pressing spring 54, a stopper ring 55, and a cleaning member 56. A support plate 51 is bolted to the bottom wall of the nut block 44, and the support plate 51 is parallel to the connecting plate 7. Cleaning plate 52 is located right below supporting plate 51, cleaning plate 52 is parallel to supporting plate 51, a plurality of slide bars 53 are provided, a plurality of slide bars 53 are distributed along the length direction of supporting plate 51, each slide bar 53 is vertically and fixedly connected to the side wall of cleaning plate 52 close to supporting plate 51, and each slide bar 53 passes through supporting plate 51 and is in sliding fit with supporting plate 51. One pressing spring 54 is sleeved on each slide rod 53, and the pressing spring 54 is located between the cleaning plate 52 and the support plate 51. The limiting rings 55 are fixedly connected with one end of each sliding rod 53 far away from the cleaning plate 52.

Referring to fig. 2, 3 and 4, the cleaning member 56 includes bristles 561 and a wiping block 562, the bristles 561 are located on one side of the wiping block 562 close to the roller 22, one end of the bristles 561 is fixedly connected to the side wall of the cleaning plate 52 close to the concave lens 3, the other end of the bristles 561 abuts against the concave lens 3, the wiping block 562 is a sponge, the top wall of the wiping block 562 is fixedly connected to the cleaning plate 52, and the bottom wall of the wiping block 562 abuts against the upper surface of the concave lens 3. The bristles 561 are used for cleaning dust on the upper surface of the concave lens 3, and the wiper 562 is used for wiping the upper surface of the concave lens 3 to further clean the upper surface of the concave lens 3.

When the nut block 44 is displaced, the support plate 51 drives the cleaning piece 56 to displace, and the cleaning piece 56 is simultaneously influenced by the acting force of the pressure spring 54, so that the cleaning piece 56 is tightly attached to the concave lens 3, and the effect of cleaning the concave lens 3 by the cleaning piece 56 is realized.

The implementation principle of the energy-saving lighting system combined with the natural lighting device in the embodiment of the application is as follows: when lighting is needed, the worker starts the driving motor 41 to displace the nut block 44, the other end of the rolling curtain cloth 23 is also displaced, and meanwhile, the roller 22 is acted by the reset torsion spring 24 to wind the rolling curtain cloth 23 on the roller 22, so that the indoor lighting effect is achieved. During the displacement of the nut block 44, the supporting plate 51 is also driven to displace, and the cleaning piece 56 is pressed against the concave lens 3 by the force of the pressing spring 54, so that the cleaning piece 56 cleans the upper surface of the concave lens 3. When the indoor lighting range needs to be enlarged, the worker starts the driving member 61 to displace the roller 62, and the angle adjusting effect of the concave lens 3 is realized due to the cooperation of the roller 62 and the rolling groove 32.

When the outer frame 1 needs to be closed, the worker starts the driving motor 41 to rotate the rotating screw 42 in the reverse direction, and the nut block 44 moves in the reverse direction, so that the effect of closing the outer frame 1 by the roller shutter cloth 23 is realized. The cooperation of drive assembly 4, cleaning assembly 5 and adjusting part 6 has improved indoor daylighting efficiency.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An energy-saving lighting system combined with a natural lighting device comprises an outer frame (1) and a lighting device (2) arranged on the outer frame (1), and is characterized in that: the lighting device (2) comprises a rotating rod (21), a roller (22), a roller blind cloth (23) and a reset torsion spring (24), one side of the length direction of the outer frame (1) is connected with an installation frame (25), the rotating rod (21) is rotatably connected in the installation frame (25) and parallel to the length direction of the installation frame (25), the roller (22) is sleeved on the rotating rod (21), the reset torsion spring (24) is arranged at each of two ends of the length direction of the roller (22), each reset torsion spring (24) is sleeved on the rotating rod (21), one end of each reset torsion spring (24) is connected on the roller (22), the other end of each reset torsion spring (24) is connected on the inner wall of the installation frame (25), one end of the roller blind cloth (23) is wound on the roller (22), the other end of the roller blind cloth (23) passes through the outer frame (1) and extends to the inside, a driving component (4) for driving the other end of the roller blind cloth (23) is arranged in the outer frame (1), a concave lens (3) is arranged below the concave lens (3) in the outer frame (1), and an adjusting component (6) for adjusting the angle of the concave lens (3) is arranged in the outer frame (1).

2. An energy saving lighting system incorporating a natural light device according to claim 1 wherein: drive assembly (4) include driving motor (41), rotate screw rod (42), guide bar (43) and nut piece (44), it connects to rotate screw rod (42) through the rotating turret on the inner wall of frame (1), it is on a parallel with to rotate screw rod (42) the direction of movement of rolling up curtain cloth (23) other end, guide bar (43) are on a parallel with rotate screw rod (42), and connect on the rotating turret, driving motor (41) are connected on the rotating turret, just driving motor's (41) output shaft in the one end of rotating screw rod (42), rotate screw rod (42) with guide bar (43) pass respectively nut piece (44), nut piece (44) with rotate screw rod (42) screw-thread fit, nut piece (44) with guide bar (43) sliding fit, nut piece (44) with the other end of rolling up curtain cloth (23) is connected.

3. An energy saving lighting system incorporating a natural light device according to claim 2, wherein: be connected with connecting plate (7) on nut piece (44), connecting plate (7) are kept away from be connected with couple (71) on the lateral wall of concave lens (3), couple (71) are located connecting plate (7) are kept away from the one end of nut piece (44), the other end of roll-up curtain cloth (23) is connected with carriage release lever (231), be connected with pull ring (232) on carriage release lever (231), couple (71) hook pull ring (232).

4. A natural light device incorporated energy saving lighting system in accordance with claim 1 wherein: adjusting part (6) include driving piece (61) and gyro wheel (62), concave lens (3) width direction's a side is connected with installation piece (31), installation piece (31) are kept away from it has roll groove (32) to open on the lateral wall of concave lens (3), roll groove (32) are on a parallel with the length direction of concave lens (3), driving piece (61) are connected in frame (1), gyro wheel (62) roll in roll groove (32), and with the one end rotation of driving piece (61) is connected.

5. A natural light device incorporated energy saving lighting system in accordance with claim 2 wherein: the cleaning assembly (5) is connected to the nut block (44), the cleaning assembly (5) comprises a supporting plate (51), a cleaning plate (52), a plurality of sliding rods (53), a pressure spring (54), a limiting ring (55) and a cleaning piece (56), the supporting plate (51) is connected to the nut block (44), the supporting plate (51) is perpendicular to the rotating screw (42), the sliding rods (53) are provided with a plurality of pressing springs (54) which are distributed along the length direction of the supporting plate (51), each sliding rod (53) penetrates through the supporting plate (51) and is in sliding fit with the supporting plate (51), the cleaning plate (52) is connected to one end, close to the concave lens (3), of each sliding rod (53), the pressure spring (54) is sleeved on each sliding rod (53) and is located between the supporting plate (51) and the cleaning plate (52), the limiting ring (55) is connected to one end, far away from the cleaning plate (52), of each sliding rod (53), of each cleaning piece (56), of the cleaning piece (56) is close to the side wall of the concave lens (3), and the cleaning piece (3).

6. An energy saving lighting system incorporating a natural light device according to claim 5, wherein: wash piece (56) including brush hair (561) and wipe piece (562), the one end of brush hair (561) is connected wash board (52) be close to on the lateral wall of concave lens (3), the other end is contradicted concave lens (3), wipe piece (562) a lateral wall connect wash board (52) be close to on the lateral wall of concave lens (3), wipe piece (562) keep away from wash the lateral wall laminating of board (52) concave lens (3), brush hair (561) are located wipe piece (562) be close to one side of cylinder (22).

7. An energy saving lighting system incorporating a natural light device according to claim 1 wherein: the two inner side walls of the outer frame (1) in the width direction are respectively connected with a limiting block (8), each limiting block (8) is provided with a limiting groove on the side wall close to the rolling curtain cloth (23), the limiting grooves are parallel to the moving direction of the other end of the rolling curtain cloth (23), and the rolling curtain cloth (23) is in sliding fit in the limiting grooves.

8. An energy saving lighting system incorporating a natural light device according to claim 3, wherein: the pull ring (232) is connected to the middle position of the moving rod (231) in the length direction.