Dimmable energy-saving lighting device

Abstract

The invention provides a light-adjustable energy-saving lighting device, and relates to the field of energy-saving lighting, the light-adjustable energy-saving lighting device comprises a lamp housing, a light source, a power supply unit, a light-adjustable guide mechanism, a driving mechanism and a control unit, and the light-adjustable guide mechanism is arranged at the downstream of a light path of the light source and comprises a fixed frame and a movable blade group; the driving mechanism is arranged in the lamp shell and is in transmission connection with the movable blade group; one end of each blade unit in the movable blade group is movably connected with the fixed frame, and the other end is provided with a guide part; the fixed frame is provided with a constraint track matched with the guide part; and the driving mechanism is controlled by the control unit and drives the movable blade group to move, so that the guide part moves along the constraint track and drives the blade unit to generate compound motion of translation and rotation, and the guide and distribution range adjustment of the emergent light is realized. Precise control over the light angle and range is achieved through the adjustable light guide mechanism, the lighting state is automatically adjusted according to the environment light and personnel activities, and the energy-saving effect is achieved.

Description

Technical Field

[0001] This invention relates to the field of energy-saving lighting, and more particularly to a dimmable energy-saving lighting device. Background Technology

[0002] Lighting systems are a core component of smart home environments, and their luminous efficiency and energy consumption directly impact living comfort and energy efficiency. In modern home settings, lighting devices must balance precise light guidance, flexible lighting range adjustment, and intelligent integration with the environment to meet diverse needs and achieve energy-saving goals. Due to the diverse functions of home spaces and the dynamic changes in human activity patterns, lighting systems must possess real-time adjustment capabilities and low-power operation characteristics.

[0003] Traditional smart home lighting devices generally suffer from insufficient adjustment flexibility and inadequate energy efficiency optimization. Their light adjustment relies heavily on simple brightness levels or color temperature switching, lacking precise control over the light emission angle and illumination range, making it difficult to meet the directional lighting needs of different home scenarios. Most devices use a monolithic lighting structure, unable to dynamically adjust the light spot distribution based on the location of people or changes in ambient light, resulting in either excessive or insufficient lighting. Furthermore, traditional adjustment mechanisms often rely on manual operation or simple photosensitive triggers, lacking intelligent decision-making capabilities through multi-sensor collaboration, making it difficult to achieve truly adaptive lighting. In addition, the lighting units have a low degree of integration with the home environment, failing to fully integrate intelligent elements such as human body sensing and voice interaction, limiting further improvements in user experience and energy-saving potential. Summary of the Invention

[0004] The technical problem to be solved by the present invention is to provide a dimmable and energy-saving lighting device to address the above-mentioned deficiencies in the prior art.

[0005] In order to overcome the above-mentioned defects of the prior art, embodiments of the present invention provide a dimmable energy-saving lighting device to solve the problems mentioned in the background art.

[0006] To solve the above-mentioned technical problems, the present invention adopts the following technical solution: A dimmable and energy-saving lighting device includes: a lamp housing, a light source disposed within the lamp housing, and a power supply unit, and further includes: An adjustable light guiding mechanism is disposed downstream of the light path of the light source, and the adjustable light guiding mechanism includes a fixed frame and a movable blade assembly; A drive mechanism is disposed inside the lamp housing and is connected to the movable blade assembly for transmission. The control unit is electrically connected to the drive mechanism; In the movable blade assembly, one end of the blade unit is movably connected to the fixed frame, and the other end is provided with a guide part; The fixed frame is provided with a constraint track that cooperates with the guide part; The driving mechanism is controlled by the control unit, which drives the movable blade assembly to move, causing the guide part to move along the constraint track, thereby driving the blade unit to produce a composite motion of translation and rotation, so as to change the angle of the reflective surface of the blade unit relative to the light source, and realize the adjustment of the guidance and distribution range of the emitted light.

[0007] Preferably, the movable blade assembly is further provided with a translation support and a linkage component; The blade unit is hinged to the translational support; The linkage component includes a synchronizing link and a swing shaft. The synchronizing link is connected to the blade unit, and the swing shaft is located at the rotation center of the blade unit.

[0008] Preferably, the constraint track includes a first limiting surface, a second limiting surface, and a transition surface; When the guide portion moves within the constrained track, it contacts the first limiting surface or the second limiting surface to limit the rotation angle of the blade unit. The linkage assembly also includes an elastic element, which is disposed between the swing shaft and the translation bracket.

[0009] Preferably, the linkage component further includes a position detection element and a buffer pad; The position detection component is disposed at the end of the constraint track and is used to detect the position of the guide portion; The buffer pad is disposed between the guide portion and the constraint track; The control unit receives the signal from the position detection element and performs feedback control on the drive mechanism.

[0010] Preferably, the driving mechanism includes a drive motor, a transmission gear set, and a moving guide rail; The drive motor outputs power through the transmission gear set; The movable guide rail is connected to the translation bracket; The transmission gear set meshes with the moving guide rail.

[0011] Preferably, the lamp housing is further provided with an environmental sensing component, which includes an infrared detector, a photosensitive sensor and a sound receiver; The infrared detector is installed on the front side of the lamp housing; The photosensitive sensor is disposed on the lower surface of the lamp housing; The sound receiver is fixed inside the lamp housing.

[0012] Preferably, the control unit further includes a signal processor and an instruction executor; The signal processor is electrically connected to the environmental sensing component and the position detection component; The instruction executor is connected to the signal processor and outputs control instructions to the drive mechanism.

[0013] Preferably, the lamp housing is further provided with an installation adjustment mechanism, which includes a fixed base, a rotating platform, and an angle bracket; The rotating platform is mounted on the fixed base; The angle bracket is rotatably connected to the rotary table.

[0014] Preferably, the lamp housing is further provided with an auxiliary lighting unit, which includes a side fill light and a reflector; The side supplement light is installed on the side of the lamp housing; The reflector is hinged to the edge of the light outlet of the lamp housing.

[0015] Preferably, the lamp housing is further provided with a heat dissipation device, which includes a heat sink, a ventilation fan, and a temperature detector; The heat sink is fixed to the outer surface of the lamp housing; The ventilation fan is installed behind the heat sink; The temperature detector is used to monitor the operating temperature of the light source.

[0016] The present invention adopts the above technical solution and has the following technical effects compared with the prior art: 1. Precise control of light angle and range is achieved through an adjustable light guiding mechanism, meeting the lighting needs of different scenarios. 2. The intelligent sensing system automatically adjusts the lighting status according to ambient light and human activity, significantly reducing energy consumption and achieving energy-saving effects. 3. A unique mechanical transmission structure ensures stable and reliable adjustment, extending service life. 4. Multi-component collaborative operation provides a comprehensive lighting solution, with flexible and convenient installation and adjustment. 5. An efficient heat dissipation system ensures stable operation of the light source and maintains light quality. 6. A user-friendly interactive design enhances the user experience, making operation simple and intuitive. 7. The overall design is energy-saving and environmentally friendly, effectively reducing energy waste and light pollution. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the lamp housing and installation adjustment mechanism of a dimmable energy-saving lighting device according to the present invention; Figure 2 This is a schematic diagram of the lamp housing and the dimmable guiding mechanism of a dimmable energy-saving lighting device according to the present invention; Figure 3 This is a schematic diagram of the movable blade assembly of a dimmable energy-saving lighting device according to the present invention; Figure 4This is a schematic diagram of the installation and adjustment mechanism of a dimmable energy-saving lighting device according to the present invention; Figure 5 This is a schematic diagram of the light source and heat dissipation device of a dimmable energy-saving lighting device according to the present invention; Figure 6 This is a schematic diagram of the fixed frame of a dimmable energy-saving lighting device according to the present invention; Figure 7 This is a schematic diagram of the lamp housing and control unit of a dimmable energy-saving lighting device according to the present invention; Figure 8 This is a schematic diagram of the drive mechanism and the dimmable guide mechanism of a dimmable energy-saving lighting device according to the present invention; Figure 9 This is a schematic diagram of the blade unit and guide section of a dimmable energy-saving lighting device according to the present invention.

[0018] The reference numerals in the attached drawings are as follows: 1. Lamp housing; 2. Light source; 3. Power supply unit; 4. Adjustable light guiding mechanism; 401. Fixed frame; 4011. Constraint track; 4012. First limiting surface; 4013. Second limiting surface; 4014. Transition surface; 402. Movable blade assembly; 4021. Blade unit; 4022. Guide part; 4023. Translation bracket; 4024. Linkage assembly; 4025. Synchronous linkage; 4026. Swing shaft; 4027. Elastic element; 4028. Position detection component; 4029. Buffer pad; 5. Drive mechanism; 5 01. Drive motor; 502. Transmission gear set; 503. Moving guide rail; 6. Control unit; 601. Signal processor; 602. Command executor; 7. Ambient sensing component; 701. Infrared detector; 702. Photosensitive sensor; 703. Sound receiver; 8. Mounting and adjustment mechanism; 801. Fixed base; 802. Rotary table; 803. Angle bracket; 9. Auxiliary lighting unit; 901. Side supplement light; 902. Reflector; 10. Heat dissipation device; 1001. Heat sink; 1002. Ventilation fan; 1003. Temperature detector. Detailed Implementation

[0019] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments.

[0020] Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention. Example 1

[0021] As attached Figures 1 to 9The dimmable energy-saving lighting device shown includes a lamp housing 1 with multiple mounting points inside, where components are fixed by threaded holes. The lamp housing 1 has a protective coating on its exterior to improve corrosion resistance. A light source 2 is mounted on a heat dissipation substrate, the contact surface between the heat dissipation substrate and the lamp housing 1 being coated with thermally conductive silicone grease. An optical lens is positioned in front of the light source 2 to modify the light distribution characteristics.

[0022] The power supply unit 3 includes a voltage regulator circuit to ensure stable voltage output. The power supply unit 3 is also equipped with a charging management module to control the charging and discharging of the battery. The fixed frame 401 is aligned with the lamp housing 1 by positioning pins. The fixed frame 401 is equipped with shock-absorbing pads to absorb vibration. The movable blade assembly 402 is equipped with a counterweight to ensure smooth movement. The blade unit 4021 has chamfered edges to prevent scratches. The guide part 4022 is equipped with a pressure sensor to detect contact force. The entrance of the constraint track 4011 is equipped with a guide ramp to facilitate the entry of the guide part 4022. The first limiting surface 4012 is equipped with a wear-resistant strip to improve service life. The second limiting surface 4013 is equipped with a position mark for easy observation. The transition surface 4014 is polished to reduce the coefficient of friction.

[0023] The drive motor 501 is connected to the transmission gear set 502 via a flexible coupling. The transmission gear set 502 is equipped with a backlash elimination structure to eliminate transmission backlash. The moving guide rail 503 is equipped with a lubrication device that automatically adds lubricating oil. The signal processor 601 is equipped with a data storage unit that stores operating parameters. The instruction executor 602 is equipped with a status indicator light that displays the working status.

[0024] The infrared detector 701 is equipped with a focusing lens to improve detection accuracy. The photosensitive sensor 702 has a calibration button for on-site calibration. The sound receiver 703 is equipped with a windproof cover to reduce wind noise interference. The fixed base 801 has an anti-slip pad to increase installation stability. The rotating table 802 has a scale ring to indicate the rotation angle. The angle bracket 803 has a locking handle to fix the angle adjustment. The side supplementary light 901 has a dimmer to adjust the brightness of the auxiliary lighting. The reflector 902 has an angle scale to display the reflection angle. The heat sink 1001 has an airflow channel to optimize airflow. The ventilation fan 1002 has a speed sensor to monitor the fan speed. The temperature detector 1003 has an alarm to issue an overheat alarm.

[0025] The translation support 4023 is equipped with a guide device to ensure linear motion. The synchronous connecting rod 4025 is equipped with a length adjustment mechanism to finely adjust the length of the connecting rod. The swing shaft 4026 is equipped with an angle sensor to detect the rotation angle. The elastic element 4027 is equipped with a preload adjuster to adjust the elastic force. The position detection component 4028 is equipped with a protective cover to prevent dust contamination. The buffer pad 4029 is equipped with a pressure distribution plate to evenly distribute the pressure.

[0026] When the drive mechanism 5 is working, the drive motor 501 drives the moving guide rail 503 to move through the transmission gear set 502. The moving guide rail 503 pushes the translation bracket 4023 to move. The translation bracket 4023 drives the blade unit 4021 to move through the linkage component 4024. The guide part 4022 slides along the constraint track 4011. When it contacts the first limiting surface 4012, the blade unit 4021 reaches the maximum opening angle. When it contacts the second limiting surface 4013, the blade unit 4021 reaches the minimum opening angle. The transition surface 4014 ensures a smooth angle transition. The synchronous linkage 4025 ensures that multiple blade units 4021 move synchronously. The swing shaft 4026 provides a rotation fulcrum. The elastic element 4027 provides a reset force. The position detection component 4028 detects the position of the guide part 4022. The buffer pad 4029 absorbs the impact energy.

[0027] The control unit 6 controls the drive mechanism 5 to operate based on the signal from the environmental sensing component 7. The infrared detector 701 detects human activity, the photosensor 702 detects ambient light, the sound receiver 703 receives voice commands, the signal processor 601 processes the sensor signals, and the command actuator 602 outputs control signals. The installation and adjustment mechanism 8 allows adjustment of the lighting angle, the fixed base 801 provides the installation foundation, the rotating table 802 enables horizontal rotation, the angle bracket 803 enables pitch adjustment, the auxiliary lighting unit 9 provides supplementary lighting, the side fill light 901 illuminates the surrounding area, the reflector 902 reflects residual light, the heat dissipation device 10 ensures the working temperature, the heat sink 1001 increases the heat dissipation area, the ventilation fan 1002 enhances airflow, and the temperature detector 1003 monitors temperature changes. All components work together to achieve intelligent lighting control. Example 2

[0028] Based on Embodiment 1, the solution in Embodiment 1 will be further described in detail below with reference to the specific working method, such as... Figures 1 to 9 As shown below, see details: Furthermore, a precision guide structure is provided between the translation bracket 4023 and the linkage assembly 4024. This guide structure includes a linear guide rail mounted on the translation bracket 4023 and a slider assembly mounted on the linkage assembly 4024. The linear guide rail and the slider assembly form a sliding pair to ensure that the linkage assembly 4024 moves smoothly along a linear trajectory. The synchronous connecting rod 4025 in the linkage assembly 4024 is connected to the blade unit 4021 through a ball joint, enabling the blade unit 4021 to achieve multi-degree-of-freedom adjustment. The swing shaft 4026 adopts a stepped shaft structure, with angular contact ball bearings installed at both ends. The angular contact ball bearings are fixed in the bearing mounting seats of the translation bracket 4023, and a preload spring is provided on the outer ring of the bearing to eliminate axial clearance. The synchronous connecting rod 4025 is designed as a telescopic structure, achieving precise length adjustment through a bidirectional threaded sleeve, and the adjustment position is fixed with a lock nut. A multi-stage buffer system is also provided between 4024, which includes a disc spring assembly and a hydraulic damper. The disc spring assembly provides initial buffering, and the hydraulic damper absorbs high-frequency vibrations. The linkage assembly 4024 is also equipped with a high-precision angle feedback device, which includes an absolute encoder and a detection gear. The absolute encoder meshes with the transmission gear at the end of the swing shaft 4026 through the detection gear to monitor the rotation angle of the blade unit 4021 in real time and feed the signal back to the control unit 6. In addition, a reinforcing rib is added at the connection between the synchronous link 4025 and the blade unit 4021, and a dust cover is installed outside the ball joint. The dust cover is made of flexible rubber material. A limit stop is also provided on the translation bracket 4023. The limit stop is made of polyurethane material and is used to limit the stroke range of the linkage assembly 4024. All moving parts are coated with a self-lubricating wear-resistant coating to reduce wear and extend service life.

[0029] Furthermore, the first limiting surface 4012 and the second limiting surface 4013 are set as inclined planes at an angle to each other, and the transition surface 4014 is a smooth curved surface connecting the first limiting surface 4012 and the second limiting surface 4013 to form a continuous track surface; a rolling bearing is installed at the end of the guide part 4022, and the rolling bearing forms rolling contact with the limiting surface of the constraint track 4011; an auxiliary guide wheel is provided at the turning point of the constraint track 4011, and the auxiliary guide wheel is fixed on the fixed frame 401 by a bracket; the elastic element 4027 is a disc spring assembly, which is sleeved on the swing shaft 4026, with its two ends respectively The guide part 4022 contacts the shoulder of the swing shaft 4026 and the support surface of the translation bracket 4023; a linear bearing is also provided between the swing shaft 4026 and the translation bracket 4023, the outer ring of the linear bearing is interference-fitted with the translation bracket 4023, and the inner ring is clearance-fitted with the swing shaft 4026; the contact surface between the guide part 4022 and the constraint track 4011 is coated with a wear-resistant coating, which is made of polytetrafluoroethylene composite material; in addition, overload protection devices are provided at the inlet and outlet of the constraint track 4011, and the overload protection devices adopt a shear pin structure. When the guide part 4022 is subjected to excessive resistance, the shear pin breaks to protect the overall mechanism.

[0030] Furthermore, the position detection component 4028 employs a non-contact photoelectric sensor array, which is fixed to both ends of the constraint track 4011 via mounting brackets and includes an infrared transmitter and receiver. Reflective markers, made of a high-reflectivity material, are positioned at corresponding locations on the guide portion 4022. The buffer pad 4029, made of polyurethane foam, is placed on the contact surface of the constraint track 4011 and fixed with adhesive. The position detection component 4028 also includes a Hall sensor and a magnet assembly, with the magnet assembly embedded within the guide portion 4022. The control unit 6 includes a signal conditioning circuit, comprising a filter and an amplifier, for processing the output signal of the position detection component 4028. The buffer pad 4029 employs a multi-layer composite structure with a wear-resistant coating on the surface. The system consists of three layers: a middle layer (elastic shock-absorbing layer) and a bottom layer (adhesive layer). The output signal of the position detection element 4028 is transmitted to the control unit 6 via a shielded cable, which is sheathed with a corrugated protective tube. Limit sensors are also installed at the critical positions of the constraint track 4011, and these limit sensors employ a micro-switch structure. The installation position of the buffer pad 4029 is precisely calculated to cover all possible contact areas between the guide part 4022 and the constraint track 4011. The control unit 6 uses a PID control algorithm to adjust the operating parameters of the drive mechanism 5 in real time based on the feedback signal from the position detection element 4028. In addition, a protective cover is installed outside the position detection element 4028, made of transparent and scratch-resistant material to ensure detection accuracy. All electronic components are designed to resist electromagnetic interference, and waterproof sealing structures are installed at the wiring terminals.

[0031] Furthermore, the drive motor 501 adopts a servo motor structure, and the servo motor is connected to the input shaft of the transmission gear set 502 via a coupling; the transmission gear set 502 includes multi-stage reduction gears, and each stage of gear is supported in the gearbox by bearings; the moving guide rail 503 adopts a rack structure, and the rack surface is precision ground; a lubrication device is provided at the meshing point between the transmission gear set 502 and the moving guide rail 503, and the lubrication device includes an oil groove and an oil scraper; limit protection devices are provided at both ends of the moving guide rail 503, and the limit protection devices include limit switches and buffers; the drive motor 501 is also equipped with an encoder, and the encoder is connected to the motor shaft via a coupling; the transmission gear set 501... The final stage gear of gear 02 adopts a helical gear design, which matches the tooth profile of the moving guide rail 503; the back of the moving guide rail 503 is provided with a guide groove, which matches the guide block on the translation bracket 4023; an oil mist lubrication system is set inside the gearbox, which includes an oil pump and a nozzle; the mounting base of the moving guide rail 503 is precision scraped to ensure straightness accuracy; in addition, a torque limiter is set on the key shaft of the transmission gear set 502, which automatically disengages when the load is too large; all rotating parts are equipped with protective covers, which adopt a detachable structure; the teeth of the moving guide rail 503 are also equipped with a cleaning device, which includes a brush and a dust collector.

[0032] Furthermore, the infrared detector 701 adopts a wide-angle detection structure and is mounted in the mounting slot on the front side of the lamp housing 1 via an adjustable bracket, which allows adjustment of the detection angle of the infrared detector 701; the photosensitive sensor 702 is fixed to the lower surface of the lamp housing 1 via a waterproof mounting base, which is equipped with a transparent protective cover; the sound receiver 703 adopts an array microphone structure and is fixed to the inner wall of the lamp housing 1 via shock-absorbing pads; the environmental sensing component 7 also includes a signal preprocessing module, which is integrated on a circuit board, and the circuit board is fixed inside the lamp housing 1 via a bracket; the infrared detector 701 is equipped with a self-cleaning device, which includes a miniature air pump and a nozzle; the photosensitive sensor 70... 2. A light shield is installed on the outer perimeter to prevent stray light interference; the sound receiver 703 is connected to a noise reduction circuit, which uses digital filtering technology; all sensor cables are connected to the control unit 6 through waterproof connectors, and the cables are shielded harnesses; the environmental sensing component 7 is also equipped with a temperature compensation device, which can correct the influence of ambient temperature on measurement accuracy; the data from the infrared detector 701 and the photosensitive sensor 702 are processed through a data fusion algorithm; in addition, a multi-color status indicator light is installed on the outside of the lamp housing 1 to display the working status of the environmental sensing component 7; all sensors adopt a modular design and are connected to the main body through quick-release interfaces.

[0033] Furthermore, the signal processor 601 adopts a multi-core processing architecture, which includes a data acquisition core and an algorithm processing core. The data acquisition core is responsible for receiving input signals from the environmental sensing component 7 and the position detection component 4028, while the algorithm processing core runs an adaptive control algorithm. The instruction executor 602 includes a power amplification module and a signal conversion module. The power amplification module amplifies the control signal to drive the drive mechanism 5, and the signal conversion module converts the digital signal into an analog control signal. An opto-isolation device is provided between the signal processor 601 and the instruction executor 602, and the opto-isolation device uses an optocoupler to achieve electrical isolation. The signal processor 601 is also equipped with a data storage unit, which is used to store historical operating parameters and user-set values. The instruction executor 602 has multiple output channels, which can control simultaneously. The drive mechanism 5 and other auxiliary devices; the input interface of the signal processor 601 adopts a differential signal input method, which can suppress common-mode interference; the instruction executor 602 also includes an overload protection circuit, which can monitor the output current and cut off the power supply in case of abnormality; the signal processor 601 runs a real-time operating system, which can ensure timely response to control commands; in addition, a signal conditioning circuit is set between the signal processor 601 and each sensor, which includes filters and amplifiers; the control unit 6 is also equipped with a communication interface module, which supports wired communication protocols and wireless communication protocols; all circuit boards adopt a multi-layer board design, which includes independent ground and power layers; the signal processor 601 periodically executes a self-diagnostic program, which can detect system faults and generate error codes.

[0034] Furthermore, the fixed base 801 is provided with a multi-mounting hole structure, the mounting holes adopt a countersunk hole design and are fixed to the mounting surface by fasteners; the rotary table 802 is connected to the fixed base 801 through a slewing bearing, the slewing bearing includes an inner ring structure and an outer ring structure, the inner ring structure is fixedly connected to the fixed base 801, and the outer ring structure is connected to the rotary table 802; the angle bracket 803 is connected to the rotary table 802 through a hinge shaft, and the two ends of the hinge shaft are provided with shaft retaining rings for fixing; a rotation positioning mechanism is provided between the rotary table 802 and the fixed base 801, the rotation positioning mechanism includes a positioning pin and a positioning hole group, the positioning hole group is evenly distributed along the circumferential direction; an angle adjustment mechanism is provided between the angle bracket 803 and the rotary table 802, the angle adjustment mechanism includes an arc groove and a locking bolt group, the locking bolt group passes through the arc groove to fix the angle bracket 803 at the required angle; the mounting adjustment mechanism 8 is also equipped with a drive. The drive assembly includes a manual operating wheel and a reduction mechanism, which uses a worm gear transmission. A set of sliding shims is provided on the contact surface between the rotary table 802 and the fixed base 801 to reduce rotational friction resistance. A spherical bearing structure is provided at the end of the angle bracket 803, allowing for multi-directional fine-tuning. An angle scale is provided on the outer edge of the rotary table 802 to indicate the rotation angle. A level device is provided on the angle bracket 803 to check the installation levelness. Furthermore, a cable management device is provided at the bottom of the rotary table 802, including a cable protection chain and a wire channel structure. All moving parts are equipped with anti-loosening devices, including spring washers and locking nut sets. The installation adjustment mechanism 8 is also equipped with a memory positioning function, which records commonly used installation positions through a position sensor.

[0035] Furthermore, the side fill light 901 is mounted in the mounting groove on the side of the lamp housing 1 via a rotatable bracket, which allows adjustment of the illumination angle of the side fill light 901; the reflector 902 is connected to the edge of the light outlet of the lamp housing 1 via a rotating shaft mechanism, which includes a damping device to ensure that the reflector 902 can be stopped at any angle; the auxiliary lighting unit 9 also includes a linkage adjustment mechanism, which connects the side fill light 901 and the reflector 902 via a connecting rod to achieve synchronous angle adjustment; the side fill light 901 is equipped with a heat dissipation structure, which includes heat dissipation fins and heat pipes; the surface of the reflector 902 is treated with an optical coating, which can improve reflection efficiency; a waterproof sealing structure is provided between the side fill light 901 and the lamp housing 1, and the waterproof sealing structure uses a silicone sealing ring; A limiting mechanism is provided at the pivot of the reflector 902 to limit its rotation range. The side supplementary light 901 adopts a modular design and is connected to the power supply via a quick-connect interface. A reinforcing rib structure is provided on the back of the reflector 902 to improve its rigidity. The auxiliary lighting unit 9 is also equipped with a cleaning device, which includes a micro motor and a cleaning brush. An optical lens is provided on the light-emitting surface of the side supplementary light 901, and the light-emitting angle can be adjusted. The edges of the reflector 902 are rolled to improve structural safety. In addition, a buffer pad 4029 is provided between the reflector 902 and the lamp housing 1. The buffer pad 4029 is made of elastic material. All moving parts are made of corrosion-resistant materials and are treated with anti-oxidation treatment.

[0036] Furthermore, the heat sink 1001 adopts a radial fin structure, which is tightly attached to the outer surface of the lamp housing 1 by thermally conductive silicone grease. Multiple heat pipes are provided at the base of the heat sink 1001, and the heat pipes are filled with a phase change working fluid. The ventilation fan 1002 is driven by a brushless DC motor and is mounted on a bracket behind the heat sink 1001 via shock-absorbing washers. The fan impeller adopts a vortex design. The temperature detector 1003 uses a non-contact infrared temperature measurement module, which is fixed to the inner wall of the lamp housing 1 near the light source 2 by a mounting bracket. The heat dissipation device 10 also includes an airflow guiding structure, which includes an air guide shroud and a diffuser plate. The air guide shroud evenly guides the airflow to the surface of the heat sink 1001. The ventilation fan 1002 is equipped with a speed control module, which automatically adjusts the fan speed according to the signal from the temperature detector 1003. 1. The surface is anodized to increase radiative heat dissipation. A thermally conductive pad is placed between the heat sink 1001 and the lamp housing 1 to fill the tiny gaps in the contact surface. A temperature detector 1003 is connected to a temperature compensation circuit, which eliminates the influence of ambient temperature on the measurement. A dustproof screen is installed at the air inlet of the ventilation fan 1002, and the dustproof screen adopts a detachable design. The heat dissipation device 10 is also equipped with a thermal management controller, which automatically adjusts the heat dissipation strategy according to temperature changes. An airflow detection sensor is set behind the heat sink 1001, which monitors the actual airflow and feeds it back to the control unit 6. In addition, an auxiliary heat dissipation duct is set inside the lamp housing 1, which uses natural convection to enhance the heat dissipation effect. All heat dissipation components adopt a modular design and are installed and replaced through a quick-locking mechanism.

[0037] Finally, the following points should be noted: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection", and "linkage" should be interpreted broadly, and can be mechanical or electrical connections, or internal connections between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may change. Secondly, the accompanying drawings of the embodiments disclosed in this invention only involve the structures involved in the embodiments disclosed in this invention. Other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of this invention can be combined with each other. Finally, 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 principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A dimmable energy-saving lighting device, comprising a lamp housing (1), a light source (2) disposed within the lamp housing (1), and a power supply unit (3), characterized in that, Also includes: Adjustable light guiding mechanism (4) is located downstream of the light path of the light source (2). The adjustable light guiding mechanism (4) includes a fixed frame (401) and a movable blade assembly (402). The drive mechanism (5) is located inside the lamp housing (1) and is connected to the movable blade assembly (402) in a transmission manner; The control unit (6) is electrically connected to the drive mechanism (5); Among them, one end of the blade unit (4021) in the movable blade group (402) is movably connected to the fixed frame (401), and the other end is provided with a guide part (4022). The fixed frame (401) is provided with a constraint track (4011) that cooperates with the guide part (4022). The drive mechanism (5) is controlled by the control unit (6) to drive the movable blade group (402) to move, so that the guide part (4022) moves along the constraint track (4011), thereby driving the blade unit (4021) to generate a composite motion of translation and rotation, so as to change the angle of the reflective surface of the blade unit (4021) relative to the light source (2), and realize the adjustment of the guidance and distribution range of the emitted light.

2. The dimmable energy-saving lighting device according to claim 1, characterized in that: The movable blade assembly (402) is also provided with a translation bracket (4023) and a linkage component (4024). The blade unit (4021) is hinged to the translation bracket (4023). The linkage component (4024) includes a synchronous link (4025) and a swing shaft (4026). The synchronous link (4025) is connected to the blade unit (4021), and the swing shaft (4026) is located at the rotation center of the blade unit (4021).

3. The dimmable energy-saving lighting device according to claim 2, characterized in that: The constrained track (4011) includes a first limiting surface (4012), a second limiting surface (4013), and a transition surface (4014). When the guide part (4022) moves within the constraint track (4011), it contacts the first limiting surface (4012) or the second limiting surface (4013) to limit the rotation angle of the blade unit (4021). The linkage assembly (4024) further includes an elastic element (4027), which is disposed between the swing shaft (4026) and the translation bracket (4023).

4. The dimmable energy-saving lighting device according to claim 3, characterized in that: The linkage component (4024) also includes a position detection component (4028) and a buffer pad (4029). The position detection element (4028) is disposed at the end of the constraint track (4011) and is used to detect the position of the guide part (4022); The buffer pad (4029) is disposed between the guide portion (4022) and the constraint track (4011); The control unit (6) receives the signal from the position detection element (4028) and performs feedback control on the drive mechanism (5).

5. The dimmable energy-saving lighting device according to claim 1, characterized in that: The drive mechanism (5) includes a drive motor (501), a transmission gear set (502), and a moving guide rail (503). The drive motor (501) outputs power through the transmission gear set (502); The movable guide rail (503) is connected to the translation bracket (4023); The transmission gear set (502) meshes with the moving guide rail (503).

6. The dimmable energy-saving lighting device according to claim 1, characterized in that: The lamp housing (1) is also provided with an environmental sensing component (7), which includes an infrared detector (701), a photosensitive sensor (702), and a sound receiver (703). The infrared detector (701) is installed on the front side of the lamp housing (1); The photosensitive sensor (702) is disposed on the lower surface of the lamp housing (1); The sound receiver (703) is fixed inside the lamp housing (1).

7. The dimmable energy-saving lighting device according to claim 4, characterized in that: The control unit (6) also includes a signal processor (601) and an instruction executor (602). The signal processor (601) is electrically connected to the environmental sensing component (7) and the position detection component (4028); The instruction executor (602) is connected to the signal processor (601) and outputs control instructions to the drive mechanism (5).

8. The dimmable energy-saving lighting device according to claim 1, characterized in that: The lamp housing (1) is also provided with an installation adjustment mechanism (8), which includes a fixed base (801), a rotating table (802) and an angle bracket (803). The rotary table (802) is mounted on the fixed base (801); The angle bracket (803) is rotatably connected to the rotary table (802).

9. The dimmable energy-saving lighting device according to claim 1, characterized in that: The lamp housing (1) is also provided with an auxiliary lighting unit (9), which includes a side fill light (901) and a reflector (902). The side fill light (901) is installed on the side of the lamp housing (1); The reflector (902) is hinged to the edge of the light outlet of the lamp housing (1).

10. The dimmable energy-saving lighting device according to claim 1, characterized in that: The lamp housing (1) is also provided with a heat dissipation device (10), which includes a heat sink (1001), a ventilation fan (1002) and a temperature detector (1003). The heat sink (1001) is fixed to the outer surface of the lamp housing (1); The ventilation fan (1002) is installed behind the heat sink (1001); The temperature detector (1003) is used to monitor the operating temperature of the light source (2).

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