Adjustable lighting device for building

Abstract

The invention relates to the technical field of building lighting, and particularly discloses an adjustable lighting device for a building. The lamp shell is fixedly mounted in the middle of the bottom of the equipment box; a fixing ring is fixed to the top of the outer wall of the lamp shell, a mounting table arranged on the outer wall of the lamp shell in a sleeving mode is fixedly mounted at the top of the fixing ring, swing arms are rotationally connected to the corners of the mounting table through pin shafts, and an unfolding and closing mechanism is arranged between the bottoms of the swing arms and the bottom of the mounting table. The unfolding and closing mechanism comprises a bearing sleeve fixedly installed on the outer wall of the circumference of the fixing ring. The illumination range of the whole illumination device is adjusted, the use performance of the whole device is improved, a building construction site with a large area can be conveniently illuminated, a second illumination lamp can be effectively closed below the equipment box after being contracted, the situation that the unfolding and closing mechanism and the second illumination lamp occupy a large space volume is avoided, and the practicability is high. And the attractiveness of the whole lighting device is ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of building lighting, and in particular to an adjustable lighting device for a building. Background Art

[0002] The construction site is usually a relatively closed, bumpy environment with insufficient light and glare. Therefore, lighting devices are needed to create a bright and comfortable working environment for construction workers, improve construction efficiency, and reduce the incidence of construction accidents. LED high-brightness lighting is often used as the main lighting equipment. LED lighting has the advantages of high brightness, energy saving, and long life, which can meet the needs of the construction site. However, most existing lighting fixtures have a limited lighting range when in use, and cannot expand the lighting range and cannot meet the needs of construction.

[0003] After searching, the invention patent with publication number CN112197216B discloses a lighting fixture with adjustable lighting range, including a connecting column, the top of which is fixedly connected to a box body, a rotating mechanism is arranged inside the box body, the rotating mechanism includes a sleeve, a rotating wheel and a movable plate, the rotating wheel is provided with latch teeth, and the latch teeth are adapted to the movable plate. The lighting fixture with adjustable lighting range provided by the present invention has four card slots and four corresponding card blocks, and the four card blocks are controlled by four corresponding buttons, which can make the device achieve the effect of four movable lighting lamps, and can control the movement of any one of the four lighting lamps, or control the movement of two of the lighting lamps in opposite directions or right angles, or can extend and contract the four lighting lamps outward at the same time, so that the lighting range can be freely adjusted according to various environments and personal needs.

[0004] In combination with the above patents, it is found that the prior art has the following deficiencies: when the existing lighting device is in use, although its lighting scheduling is adjustable and has the function of expanding the lighting range, the entire lighting device cannot be effectively integrated after being retracted, and still occupies a large space volume, affecting the aesthetics of the entire lighting device. Therefore, there is an urgent need for an adjustable lighting device for buildings to solve the above problems. Summary of the invention

[0005] In view of the problems in the related art, the present invention proposes an adjustable lighting device for a building to overcome the above technical problems existing in the existing related art.

[0006] The technical solution of the present invention is achieved in this way:

[0007] An adjustable lighting device for a building, comprising:

[0008] Equipment boxes;

[0009] A lamp housing, the lamp housing being fixedly mounted at the middle position of the bottom of the equipment box;

[0010] A fixing ring is fixed on the top of the outer wall of the lamp housing, and a mounting platform sleeved on the outer wall of the lamp housing is fixedly installed on the top of the fixing ring. The corners of the mounting platform are rotatably connected with swing arms through pins, and an expansion and closing mechanism is arranged between the bottom of the swing arm and the bottom of the mounting platform. The expansion and closing mechanism includes a bearing sleeve fixedly installed on the circumferential outer wall of the fixing ring, and a gear ring is fixedly installed on the outer wall of the bearing sleeve. The bottom of the mounting platform is rotatably connected with driving gears distributed in an annular shape at equal distances through a pin, and the driving gears are all meshed with the gear ring. A forward and reverse motor for driving one of the driving gears to rotate is fixedly installed on one side of the bottom of the mounting platform. Tooth grooves distributed in an annular shape at equal distances are opened at the bottom of one end of the swing arm, and the tooth grooves are meshed with the driving gear. A telescopic mechanism is arranged on the swing arm and the mounting platform, and a telescopic arm is arranged on the telescopic mechanism. The telescopic arm is designed to be bent. A second lighting lamp is installed at one end of the telescopic arm, and the second lighting lamp is closed below the equipment box.

[0011] Through the above technical solution: the lighting scheduling of the entire lighting device is made adjustable, the lighting range of the entire lighting device can be adjusted, the performance of the entire device is improved, and it is convenient to illuminate a larger area of ​​a construction site.

[0012] The present invention is further configured such that the telescopic mechanism includes a slot opened at one end of the swing arm, and one end of the telescopic arm is slidably inserted into the interior of the slot, one end of the slot is rotatably connected to a threaded rod, and one end of the telescopic arm is provided with a threaded hole, the inner wall of the threaded hole is screwed to the outer wall of the threaded rod, and a rotating component is provided at one end of the threaded rod.

[0013] The present invention is further configured as follows: the rotating assembly includes a connecting hole opened at one end of the top of the slot, and the inner wall of the connecting hole is rotatably connected to a connecting shaft, the bottom of the connecting shaft and one end of the outer wall of the threaded rod are fixedly installed with bevel gears, the two bevel gears are meshed, and a driven gear is fixedly installed on the top of the connecting shaft, and support seats distributed in a ring at equal distances are fixedly installed on the top of the mounting table, and a fixed toothed disc is fixed at one end of the support seat, the fixed toothed disc is meshed with the driven gear, and the outer diameter of the fixed toothed disc is - times the outer diameter of the driven gear, the fixed toothed disc is located directly above one end of the swing arm, and the center of the fixed toothed disc coincides with the axis of the rotating end of the swing arm.

[0014] Through the above technical scheme: the driven gear can form the performance of synchronous operation of revolution and rotation, drive the connecting shaft, bevel gear and threaded rod to rotate, and cooperate with the screw connection between the threaded rod and the threaded hole to drive the telescopic arm to extend out of the slot, so that the second lighting lamp has the performance of displacement when unfolded, further improving the lighting range of the entire lighting device and improving the working efficiency of the entire device.

[0015] The present invention is further configured such that an upper annular protective frame is fixedly installed on the bottom of the equipment box, and the upper annular protective frame wraps the fixed gear disc, and the upper annular protective frame is attached to the top surface of the swing arm.

[0016] The present invention is further configured such that a lower annular protective frame is fixedly mounted on the outer wall of the lamp housing, and the lower annular protective frame wraps the unfolding and closing mechanism, the lower annular protective frame is attached to the bottom surface of the swing arm, and the diameter of the upper annular protective frame is greater than the diameter of the lower annular protective frame.

[0017] Through the above technical solution: the upper annular protective frame and the lower annular protective frame can provide certain protection for the gap between the equipment box and the lamp housing, thereby protecting the entire lighting device to a certain extent.

[0018] The present invention is further configured such that a mounting frame is disposed outside the equipment box, angle adjustment mechanisms for driving the equipment box to rotate are disposed on both sides of the mounting frame, and a plurality of mounting base holes are provided on the mounting frame.

[0019] Through the above technical solution: it is convenient to install the entire lighting device in the building construction area through the first installation frame.

[0020] The present invention is further configured as follows: the angle adjustment mechanism includes mounting holes opened at both ends of the mounting frame, and the inner walls of the mounting holes are rotatably connected with mounting seats, the equipment box is fixedly installed between the two mounting seats, the outer walls of both sides of the mounting frame are fixedly installed with side frames, and one end of the two mounting seats is fixed with a gear disk inserted in the side frame, an electric push rod is fixedly installed on the inner wall of one end of the side frame, and the piston end of the electric push rod is fixedly installed with an L-shaped rack slidably arranged in the side frame, and the L-shaped rack is meshed with the gear disk.

[0021] Through the above technical solution: it is easy to adjust the angle of the lamp body, realize the performance of adjusting the angle of the entire lighting device, and facilitate lighting operations in different areas of building construction.

[0022] The present invention is further configured such that a notch is provided on the top of the equipment box, a top cover is fixedly mounted on the inner wall of the notch, and wiring holes are provided on the bottom of the equipment box and one side of the side frame.

[0023] Through the above technical solution: the control equipment in the equipment box can be easily inspected and repaired through the slot.

[0024] The present invention is further configured such that a first illuminating lamp is fixedly mounted at a middle position of an inner wall of the lamp housing, and the first illuminating lamp and the second illuminating lamp are LED lamps of the same model.

[0025] Through the above technical solution: lighting operation is performed by the first lighting lamp and multiple second lighting lamps to ensure the lighting effect.

[0026] The present invention is further configured such that a controller is fixedly mounted on the bottom inner wall of the equipment box, and the controller is electrically connected to the electric push rod, the second lighting lamp, the first lighting lamp and the forward and reverse motor.

[0027] Through the above technical solution: the whole lighting device can be easily controlled to work through the controller, and it is easy to use.

[0028] Beneficial effects of the present invention:

[0029] The present invention provides an adjustable lighting device for buildings. The entire adjustable lighting device for buildings is composed of a mounting frame, an angle adjustment mechanism, an equipment box, a second lighting lamp, a lamp housing, a first lighting lamp, a swing arm, a telescopic arm, an unfolding and closing mechanism, a mounting platform, a telescopic mechanism, etc. The device can drive an L-shaped rack to move under the driving action of an electric push rod in the angle adjustment mechanism, and drive the mounting seat to rotate through the meshing action of the L-shaped rack and the gear disk, thereby driving the equipment box, the first lighting lamp, and the second lighting lamp to rotate, so as to facilitate the adjustment of the angle of the lamp body, realize the performance of adjusting the angle of the entire lighting device, and facilitate lighting operations in different areas of building construction.

[0030] The present invention provides an adjustable lighting device for buildings. Through the arranged expansion and closing mechanism, swing arm, telescopic arm, mounting platform, second lighting lamp and the like, the device can drive the driving gear and the gear ring to rotate under the driving action of the forward and reverse motor in the expansion and closing mechanism, and cooperate with the meshing action of the driving gear and the tooth groove to drive the swing arm to rotate on the mounting platform, so as to facilitate the expansion of the swing arm and the second lighting lamp, so that the lighting scheduling of the entire lighting device has adjustable performance, and the lighting range of the entire lighting device can be adjusted, thereby improving the use performance of the entire device and facilitating the lighting of a larger area of ​​a construction site.

[0031] The present invention provides an adjustable lighting device for buildings. Through the provision of a swing arm, a telescopic arm, a telescopic mechanism and a rotating assembly, when the swing arm rotates, it can drive the driven gear in the rotating assembly to rotate on a fixed toothed disc, and cooperate with the meshing action of the driven gear and the fixed toothed disc to drive the driven gear to form the performance of synchronous revolution and rotation, thereby driving the connecting shaft, bevel gear and threaded rod to rotate, and cooperate with the screw connection action of the threaded rod and the threaded hole to drive the telescopic arm to extend out of the slot, so that the second lighting lamp has the performance of displacement when unfolded, further improving the lighting range of the entire lighting device and improving the working efficiency of the entire device.

[0032] The adjustable lighting device for buildings provided by the present invention enables the second lighting lamp to be effectively closed under the equipment box after being retracted, avoiding the expansion of the closing mechanism and the second lighting lamp to occupy a large space volume, thereby ensuring the beauty of the entire lighting device. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0034] Figure 1 The figure is a schematic diagram of the overall structure of an adjustable lighting device for a building.

[0035] Figure 2 The present invention is a bottom view of an equipment box and a lamp housing of an adjustable lighting device for a building.

[0036] Figure 3 The present invention is a structural schematic diagram of an angle adjustment mechanism of an adjustable lighting device for a building.

[0037] Figure 4 The present invention is a cross-sectional view of an adjustable lighting device for a building.

[0038] Figure 5 The present invention is a cross-sectional view of an equipment box and a lamp housing of an adjustable lighting device for a building.

[0039] Figure 6 The present invention is a schematic diagram of the mounting platform and lamp housing structure of an adjustable lighting device for buildings.

[0040] Figure 7 The present invention is a structural schematic diagram of an unfolding and closing mechanism of an adjustable lighting device for a building.

[0041] Figure 8 The present invention is a schematic diagram of the support base and fixed gear disc structure of an adjustable lighting device for buildings.

[0042] Fig. 9 The present invention is a schematic diagram of the structure of a swing arm and a telescopic arm of an adjustable lighting device for a building.

[0043] Fig.10 The present invention is a schematic diagram of the bevel gear and threaded rod structure of an adjustable lighting device for buildings.

[0044] Fig.11 The present invention is a diagram showing a closed state of a second lighting lamp of an adjustable lighting device for a building.

[0045] Fig.12 The present invention is a diagram showing the expanded state of a second lighting lamp of an adjustable lighting device for a building.

[0046] In the figure:

[0047] 1. Mounting frame; 2. Angle adjustment mechanism; 201. Toothed disc; 202. Electric push rod; 203. Side frame; 204. L-shaped rack; 3. Equipment box; 4. Lower annular protection frame; 5. Second lighting lamp; 6. Lamp housing; 7. First lighting lamp; 8. Top cover; 9. Mounting seat; 10. Upper annular protection frame; 11. Swing arm; 12. Telescopic arm; 13. Controller; 14. Expanding and closing mechanism; 1401. Bearing sleeve; 1402. Gear ring; 1403. Driving gear; 1404. Forward and reverse motor; 1405. Tooth groove; 15. Fixed ring; 16. Mounting table; 17. Telescopic mechanism; 1701. Support seat; 1702. Fixed toothed disc; 1703. Connecting shaft; 1704. Driven gear; 1705. Slot; 1706. Bevel gear; 1707. Threaded hole; 1708. Threaded rod. DETAILED DESCRIPTION

[0048] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0049] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0050] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0051] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0052] According to an embodiment of the present invention,

[0053] See also Figure 1-12 , an adjustable lighting device for a building, comprising:

[0054] Equipment box 3;

[0055] The lamp housing 6 is fixedly mounted at the middle position of the bottom of the equipment box 3;

[0056] A fixing ring 15 is fixed to the top of the outer wall of the lamp housing 6, and a mounting platform 16 sleeved on the outer wall of the lamp housing 6 is fixedly installed on the top of the fixing ring 15. The corners of the mounting platform 16 are rotatably connected with the swing arm 11 through a pin shaft, and an unfolding and closing mechanism 14 is arranged between the bottom of the swing arm 11 and the bottom of the mounting platform 16. The unfolding and closing mechanism 14 includes a bearing sleeve 1401 fixedly installed on the circumferential outer wall of the fixing ring 15, and a gear ring 1402 is fixedly installed on the outer wall of the bearing sleeve 1401. The bottom of the mounting platform 16 is rotatably connected with driving gears 1403 distributed in an annular shape at equal distances through a pin shaft, and the driving gears 1403 are all meshed with the gear ring 1402. A gear for driving one of the driving gears 1403 to rotate is fixedly installed on one side of the bottom of the mounting platform 16. The forward and reverse motor 1404 rotates, and the bottom of one end of the swing arm 11 is provided with tooth grooves 1405 which are equidistantly distributed in a ring shape, and the tooth grooves 1405 are meshed with the driving gear 1403. The swing arm 11 and the mounting platform 16 are provided with a telescopic mechanism 17, and the telescopic mechanism 17 is provided with a telescopic arm 12, and the telescopic arm 12 is designed to be bent. A second lighting lamp 5 is installed at one end of the telescopic arm 12, and the second lighting lamp 5 is closed under the equipment box 3. The telescopic mechanism 17 includes a slot 1705 opened at one end of the swing arm 11, and one end of the telescopic arm 12 is slidably inserted in the slot 1705, and one end of the slot 1705 is rotatably connected to a threaded rod 1708, and one end of the telescopic arm 12 is provided with a threaded hole 1707, and the threaded hole 17 The inner wall of 07 is screwed with the outer wall of the threaded rod 1708, and a rotating assembly is arranged at one end of the threaded rod 1708, and the rotating assembly includes a connecting hole opened at one end of the top of the slot 1705, and the inner wall of the connecting hole is rotatably connected with a connecting shaft 1703, and the bottom of the connecting shaft 1703 and one end of the outer wall of the threaded rod 1708 are fixedly installed with a bevel gear 1706, and the two bevel gears 1706 are meshed, and a driven gear 1704 is fixedly installed on the top of the connecting shaft 1703, and a support seat 1701 distributed in an annular shape with equal distances is fixedly installed on the top of the mounting platform 16, and a fixed toothed disc 1702 is fixed at one end of the support seat 1701, and the fixed toothed disc 1702 is meshed with the driven gear 1704, and the outer diameter of the fixed toothed disc 1702 is the outer diameter of the driven gear 1704 is 10-15 times the outer diameter, the fixed toothed disc 1702 is located just above one end of the swing arm 11, and the center of the fixed toothed disc 1702 coincides with the axis of the rotating end of the swing arm 11, and can drive the driving gear 1403 and the ring gear 1402 to rotate under the driving action of the forward and reverse motor 1404 in the unfolding and closing mechanism 14, and cooperate with the meshing action of the driving gear 1403 and the tooth groove 1405 to drive the swing arm 11 to rotate on the mounting platform 16, so as to drive the swing arm 11 and the second lighting lamp 5 to unfold, so that the lighting scheduling of the entire lighting device has adjustable performance, realizes the adjustment of the lighting range of the entire lighting device, improves the use performance of the entire device, is convenient for lighting a large area of ​​the construction site, and when the swing arm 11 rotates,It can drive the driven gear 1704 in the rotating assembly to rotate on the fixed toothed disc 1702, and the meshing action of the driven gear 1704 and the fixed toothed disc 1702 drives the driven gear 1704 to form the performance of synchronous revolution and rotation, thereby driving the connecting shaft 1703, the bevel gear 1706 and the threaded rod 1708 to rotate, and the threaded connection action of the threaded rod 1708 and the threaded hole 1707 drives the telescopic arm 12 to extend in the slot 1705, so that the second lighting lamp 5 has the performance of displacement when unfolded, further improving the lighting range of the entire lighting device, improving the working efficiency of the entire device, and enabling the second lighting lamp 5 to be effectively closed under the equipment box 3 after contraction, avoiding the unfolding and closing mechanism 14 and the second lighting lamp 5 from occupying a large space volume, and ensuring the beauty of the entire lighting device.

[0057] In the present invention, an upper annular protective frame 10 is fixedly installed on the bottom of the equipment box 3, and the upper annular protective frame 10 wraps the fixed gear disc 1702, and the upper annular protective frame 10 is attached to the top surface of the swing arm 11, and a lower annular protective frame 4 is fixedly installed on the outer wall of the lamp housing 6, and the lower annular protective frame 4 wraps the unfolding and closing mechanism 14, and the lower annular protective frame 4 is attached to the bottom surface of the swing arm 11. The diameter of the upper annular protective frame 10 is greater than the diameter of the lower annular protective frame 4. The upper annular protective frame 10 and the lower annular protective frame 4 can be used to perform certain protective treatment on the gap between the equipment box 3 and the lamp housing 6, thereby protecting the entire lighting device to a certain extent.

[0058] In the present invention, a mounting frame 1 is provided on the outside of the equipment box 3, and angle adjustment mechanisms 2 for driving the equipment box 3 to rotate are provided on both sides of the mounting frame 1. A plurality of mounting base holes are provided on the mounting frame 1, and the angle adjustment mechanism 2 includes mounting holes provided at both ends of the mounting frame 1, and the inner walls of the mounting holes are rotatably connected with mounting seats 9, and the equipment box 3 is fixedly installed between the two mounting seats 9, and side frames 203 are fixedly installed on the outer walls of both sides of the mounting frame 1, and one end of the two mounting seats 9 is fixed with a toothed disc 201 inserted in the side frame 203, and the inner wall of one end of the side frame 203 is fixedly installed with an electric The push rod 202 and the piston end of the electric push rod 202 are fixedly installed with an L-shaped rack 204 slidably set in the side frame 203. The L-shaped rack 204 is meshed with the toothed disc 201, and can drive the L-shaped rack 204 to move under the driving action of the electric push rod 202 in the angle adjustment mechanism 2. The meshing action of the L-shaped rack 204 and the toothed disc 201 drives the mounting seat 9 to rotate, and drives the equipment box 3, the first lighting lamp 5 and the second lighting lamp 7 to rotate, so as to facilitate the adjustment of the angle of the lamp body, realize the performance of adjusting the angle of the entire lighting device, and facilitate the lighting operation of different areas of the construction.

[0059] In the present invention, a slot is provided on the top of the equipment box 3, and a top cover 8 is fixedly installed on the inner wall of the slot, wiring holes are provided on the bottom of the equipment box 3 and one side of the side frame 203, a first lighting lamp 7 is fixedly installed in the middle position of the inner wall of the lamp housing 6, and the first lighting lamp 7 and the second lighting lamp 5 use the same type of LED lamp, a controller 13 is fixedly installed on the bottom inner wall of the equipment box 3, and the controller 13 is electrically connected to the electric push rod 202, the second lighting lamp 5, the first lighting lamp 7 and the forward and reverse motor 1404, the controller 13 is convenient for controlling the entire lighting device to work, and the lighting operation is performed through the first lighting lamp 7 and multiple second lighting lamps 5 to ensure the lighting effect.

[0060] In summary, with the aid of the above technical scheme of the present invention, the working principle of the present invention is as follows: when in use, the user forms the entire adjustable lighting device for the building through the cooperation of the mounting frame 1, the angle adjustment mechanism 2, the equipment box 3, the second lighting lamp 5, the lamp housing 6, the first lighting lamp 7, the swing arm 11, the telescopic arm 12, the unfolding and closing mechanism 14, the mounting platform 16, the telescopic mechanism 17, etc., and the entire lighting device is installed in the construction area through the first mounting frame 1, and the lighting operation is performed through the first lighting lamp 7 and the plurality of second lighting lamps 5; the user can drive the L-shaped rack 204 to move in the side frame 203 through the electric push rod 202 in the angle adjustment mechanism 2, and drive the mounting seat 9 to rotate through the meshing action of the L-shaped rack 204 and the toothed disc 201, and drive the equipment box 3, the first lighting lamp 5 and the second lighting lamp 7 to rotate, so as to facilitate the adjustment of the angle of the lamp body, and to perform lighting operations on different areas of the construction; the user can also drive the driving gear 1403 and the gear ring 1402 to rotate under the driving action of the forward and reverse motor 1404 in the unfolding and closing mechanism 14, and the matching The meshing action of the driving gear 1403 and the tooth groove 1405 drives the swing arm 11 to rotate on the mounting platform 16, which is convenient for driving the swing arm 11 and the second lighting lamp 5 to unfold, and can drive the driven gear 1704 in the rotating assembly to rotate on the fixed toothed disc 1702, and cooperate with the meshing action of the driven gear 1704 and the fixed toothed disc 1702 to drive the driven gear 1704 to form the performance of synchronous operation of revolution and rotation, thereby driving the connecting shaft 1703, the bevel gear 1706 and the threaded rod 1708 to rotate, and cooperate with the screw connection action of the threaded rod 1708 and the threaded hole 1707 to drive the telescopic arm 12 to extend out of the slot 1705, so that the second lighting lamp 5 has the performance of displacement when unfolded, and the lighting scheduling of the entire lighting device has adjustable performance, and the lighting range of the entire lighting device is adjusted, which is convenient for lighting a larger area of ​​the construction site, and then the second lighting lamp 5 is driven to retract through the unfolding and closing mechanism 14, so that the second lighting lamp 5 is effectively closed under the equipment box 3, avoiding the unfolding and closing mechanism 14 and the second lighting lamp 5 from occupying a large space volume.

[0061] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable lighting device for a building, characterized in that: include: Equipment box (3); A lamp housing (6), wherein the lamp housing (6) is fixedly mounted at a middle position of the bottom of the equipment box (3); A fixing ring (15) is fixed on the top of the outer wall of the lamp housing (6), and a mounting platform (16) sleeved on the outer wall of the lamp housing (6) is fixedly installed on the top of the fixing ring (15); the corners of the mounting platform (16) are rotatably connected to swing arms (11) via pins, and an unfolding and closing mechanism (14) is arranged between the bottom of the swing arm (11) and the bottom of the mounting platform (16); the unfolding and closing mechanism (14) comprises a bearing sleeve (1401) fixedly installed on the circumferential outer wall of the fixing ring (15), and a gear ring (1402) is fixedly installed on the outer wall of the bearing sleeve (1401); the bottom of the mounting platform (16) is rotatably connected to driving gears (1403) distributed in an annular shape at equal distances via pins, and the driving gears (1403) are arranged on the outer wall of the fixing ring (15); The wheels (1403) are meshed with the gear ring (1402); a forward and reverse motor (1404) is fixedly installed on one side of the bottom of the mounting platform (16) for driving one of the driving gears (1403) to rotate; tooth grooves (1405) distributed in an annular shape and at equal distances are opened at the bottom of one end of the swing arm (11), and the tooth grooves (1405) are meshed with the driving gear (1403); a telescopic mechanism (17) is provided on the swing arm (11) and the mounting platform (16), and a telescopic arm (12) is provided on the telescopic mechanism (17); the telescopic arm (12) is designed to be bent; a second lighting lamp (5) is installed at one end of the telescopic arm (12); the second lighting lamp (5) is closed below the equipment box (3).

2. The adjustable lighting device for a building according to claim 1, characterized in that: The telescopic mechanism (17) comprises a slot (1705) provided at one end of the swing arm (11), and one end of the telescopic arm (12) is slidably inserted into the slot (1705), one end of the slot (1705) is rotatably connected to a threaded rod (1708), and one end of the telescopic arm (12) is provided with a threaded hole (1707), the inner wall of the threaded hole (1707) is screwed to the outer wall of the threaded rod (1708), and one end of the threaded rod (1708) is provided with a rotating component.

3. The adjustable lighting device for a building according to claim 2, characterized in that: The rotating assembly comprises a connecting hole opened at one end of the top of the slot (1705), and the inner wall of the connecting hole is rotatably connected to a connecting shaft (1703), the bottom of the connecting shaft (1703) and one end of the outer wall of the threaded rod (1708) are fixedly mounted with bevel gears (1706), the two bevel gears (1706) are meshed, a driven gear (1704) is fixedly mounted on the top of the connecting shaft (1703), and the top of the mounting platform (16) is fixedly mounted with equidistantly distributed annular gears (1706). A support seat (1701) is provided, and a fixed toothed disc (1702) is fixed to one end of the support seat (1701), the fixed toothed disc (1702) is meshed with a driven gear (1704), and the outer diameter of the fixed toothed disc (1702) is 10-15 times the outer diameter of the driven gear (1704), the fixed toothed disc (1702) is located directly above one end of the swing arm (11), and the center of the fixed toothed disc (1702) coincides with the axis of the rotating end of the swing arm (11).

4. The adjustable lighting device for a building according to claim 3, characterized in that: An upper annular protective frame (10) is fixedly installed at the bottom of the equipment box (3), and the upper annular protective frame (10) wraps the fixed gear disc (1702), and the upper annular protective frame (10) is attached to the top surface of the swing arm (11).

5. The adjustable lighting device for a building according to claim 4, characterized in that: A lower annular protective frame (4) is fixedly mounted on the outer wall of the lamp housing (6), and the lower annular protective frame (4) wraps the unfolding and closing mechanism (14). The lower annular protective frame (4) is attached to the bottom surface of the swing arm (11), and the diameter of the upper annular protective frame (10) is greater than the diameter of the lower annular protective frame (4).

6. The adjustable lighting device for a building according to claim 5, characterized in that: A mounting frame (1) is arranged outside the equipment box (3), angle adjustment mechanisms (2) for driving the equipment box (3) to rotate are arranged on both sides of the mounting frame (1), and a plurality of mounting base holes are provided on the mounting frame (1).

7. The adjustable lighting device for a building according to claim 6, characterized in that: The angle adjustment mechanism (2) comprises mounting holes provided at both ends of the mounting frame (1), and the inner walls of the mounting holes are rotatably connected to mounting seats (9), the equipment box (3) is fixedly mounted between the two mounting seats (9), the outer walls of both sides of the mounting frame (1) are fixedly mounted with side frames (203), and one end of the two mounting seats (9) is fixedly mounted with a toothed disc (201) inserted into the side frame (203), the inner wall of one end of the side frame (203) is fixedly mounted with an electric push rod (202), and the piston end of the electric push rod (202) is fixedly mounted with an L-shaped rack (204) slidably arranged in the side frame (203), and the L-shaped rack (204) is meshed with the toothed disc (201).

8. The adjustable lighting device for a building according to claim 7, characterized in that: The top of the equipment box (3) is provided with a slot, and a top cover (8) is fixedly mounted on the inner wall of the slot. The bottom of the equipment box (3) and one side of the side frame (203) are provided with wiring holes.

9. The adjustable lighting device for a building according to claim 8, characterized in that: A first lighting lamp (7) is fixedly mounted at the middle position of the inner wall of the lamp housing (6), and the first lighting lamp (7) and the second lighting lamp (5) are LED lamps of the same model.

10. The adjustable lighting device for a building according to claim 9, characterized in that: A controller (13) is fixedly mounted on the inner wall of the bottom of the equipment box (3), and the controller (13) is electrically connected to the electric push rod (202), the second lighting lamp (5), the first lighting lamp (7) and the forward and reverse motor (1404).

Images