180 results about "Energy efficient lighting" patented technology

The invention discloses an energy-saving illumination control system and method for an urban illumination LED lamp group, and relates to the technical field of illumination control, and the system comprises an ambient light detection module, a traffic flow monitoring module, a time period division module, a weather information acquisition module, a weather information control module, an LED lamp group driving module, a wireless communication module, a high-precision photosensitive sensor for the ambient light detection module, a filtering and temperature compensation module, and an intensity measurement accurate data transmission module. The traffic flow monitoring module depends on geomagnetism or camera shooting, is high in precision and strong in recognition, and facilitates regulation and control through data; the time period division module accurately times and corrects time according to a clock chip, and sets illumination measures according to the time; the weather information acquisition module is networked to acquire meteorological data, and lamps are adjusted according to day conditions; and the control module multi-core microprocessor calculates illumination levels and brightness according to multi-source data to control lamp groups. According to multi-factor intelligent lamp control, energy saving is remarkable, lighting quality is good, comfort and safety are improved, remote monitoring and management can be achieved, troubleshooting is accurate and efficient, maintenance is convenient and fast, intelligent and green development of urban lighting is promoted, and the intelligent city construction requirement is met.

The invention relates to the technical field of intelligent traffic and energy-saving illumination, in particular to an intelligent management and control method and system for energy-saving illumination of a highway tunnel and a computer program, and is suitable for an intelligent illumination control system for improving tunnel driving safety and energy efficiency of an illumination system. Dynamic response and fine energy consumption adjustment of tunnel lighting are realized through out-of-tunnel brightness multi-source fusion prediction, entrance section feedforward, closed-loop dimming control, a segmented intelligent lighting strategy based on vehicle detection and an in-tunnel brightness closed-loop and stepless dimming mechanism. The system has a multi-sensor redundancy mechanism and can automatically return to a safety mode when equipment fails, so that the continuity and the safety of illumination are guaranteed; and meanwhile, data summarization and energy-saving statistics are combined, control parameters are optimized in cooperation with a digital twinning or self-learning algorithm, the energy-saving effect and the operation and maintenance efficiency are further improved, and the purposes of traffic safety and low-carbon operation are considered.

The invention discloses a tunnel illumination energy-saving control method and system based on deep learning. The method comprises the following steps: outputting illumination demand prediction data based on a preset model; based on a convolutional neural network, calculating attention weight according to the motion density and track continuity of the motion event flow, and performing weighted reinforcement on the vehicle area of the appearance feature map and then performing fusion to generate a fusion feature map; and based on the convolutional neural network, obtaining the vehicle type and the vehicle density of a unit lane through double-branch cooperative reasoning, and generating a lighting control strategy. According to the tunnel lighting energy-saving control method and system based on deep learning provided by the invention, the processing logic of the convolutional neural network is optimized through the calculation of the attention weight, so that the convolutional neural network can be changed from global undifferentiated feature perception to task-oriented focusing in a tunnel scene; therefore, the generated illumination control strategy better meets the actual driving demand of the vehicle, and the problem that the tunnel energy-saving illumination control strategy is not accurately matched with the actual driving illumination demand of the vehicle can be solved.

The invention discloses an energy-saving illumination management system based on a three-dimensional visualization technology, and belongs to the field of energy-saving illumination management systems.The system makes an accurate optimal illumination strategy based on multi-source data decision, meanwhile, a three-dimensional scene construction module can adjust the illumination strategy in real time according to actual changes in an area, and the illumination strategy is optimized. According to the method, illumination is ensured to meet actual requirements all the time, the introduced simulated annealing algorithm can find a global optimal solution in numerous possible illumination strategies, and the introduced simulated annealing algorithm accepts a new strategy according to a Metropolis criterion in an iteration process by setting parameters such as an initial temperature, a temperature drop rate and an end temperature, so that the optimal illumination strategy is obtained. The method can effectively cope with changes of use properties in different time periods and different illumination areas, flexibly adjust illumination strategies in different scenes, comprehensively consider energy consumption and illumination demand matching degree in cost function calculation, calculate illumination matching degree in combination with illumination sensor data, balance weights of the two by adjusting coefficients, and improve the accuracy of cost function calculation. And the illumination quality is ensured not to be sacrificed while energy conservation is pursued.

The invention discloses a supermarket energy-saving lighting lamp with a splicing expansion function, which relates to the technical field of supermarket lighting equipment and comprises a mounting guide rail, mounting fulcrums symmetrically distributed are arranged at the top of the mounting guide rail, an H-shaped partition plate is fixedly connected in the mounting guide rail, and a controller is arranged in the middle of the top wall of the mounting guide rail. Symmetrically-distributed connecting wires are arranged in the controller, symmetrically-distributed wire outlets are formed in the H-shaped partition plate, and symmetrically-distributed interface bases are connected into the mounting guide rails in a sliding mode. Through the design of the standardized clamping connectors and the telescopic electric connecting wires, rapid splicing and space self-adaptive adjustment of the lamp are achieved, and the layout flexibility and the installation efficiency are remarkably improved; the stable clamping type electric connection effectively avoids the risks of resistance fluctuation, sparks and power failure caused by traditional sliding contact, the reliability and safety of the lighting system are improved, and the dynamic lighting requirements of supermarkets and supermarkets are perfectly met.

The invention belongs to the technical field of new energy application, and particularly relates to an energy-saving lighting system utilizing tunnel piston wind to generate electricity, which comprises a guide plate group connected to the top end of the inner wall of a tunnel; the flow guide fin group is connected to the inner wall of the tunnel entrance; the vortex generator is connected to the top end in the tunnel, and an air inlet of the vortex generator is close to the flow guide plate set; the energy storage battery is electrically connected to the vortex generator; the central control unit is electrically connected to the energy storage battery and the vortex generator; the induction illuminating lamp is electrically connected to the central control unit; the laser radar sensor is electrically connected to the central control unit; and the illumination intensity sensor is electrically connected to the central control unit. Compared with the prior art, the tunnel lighting system is simple in structure, high in energy efficiency and intelligent, the maintenance cost is remarkably reduced, the energy efficiency and reliability of the tunnel lighting system are effectively improved, the dependence on a remote power supply is reduced, and the overall energy consumption is reduced.

The utility model relates to the technical field of energy-saving lighting, and discloses a tunnel energy-saving lighting device which comprises a lighting lamp body. The mounting block is mounted on one side of the lighting lamp main body; a mounting groove is formed in the side, facing the mounting block, of the fixing seat, and the mounting block is connected with the mounting groove in an inserted mode; and the limiting assemblies are installed on the installation blocks, and when the installation blocks and the installation grooves are connected in an inserted mode, the limiting assemblies lock and fix the installation blocks. According to the energy-saving lighting device for the tunnel, the lighting lamp body, the mounting block, the fixing base, the mounting groove and the limiting assembly are arranged in a matched mode, the mounting block and the mounting groove are connected in an inserted mode, and therefore the lighting lamp body and the fixing base can be conveniently and rapidly mounted, and then the mounting block is automatically locked and fixed through the limiting assembly; the installation firmness between the lighting lamp body and the fixing base is improved, and the installation efficiency of the lamp body is also improved.

A lighting system, method and application for construction engineering, including a remote control center, a GPRS remote communication network, a sub-controller, a ZigBee wireless communication module, a main controller, and conventional lighting and emergency lighting lamp groups. The energy-saving lighting model constructed by the present invention controls the working state of the tunnel lighting system, which can save lighting electricity; a bidirectional DC / DC module is used to realize bidirectional energy transmission, so that the switching of the current transmission direction is faster; the duty cycle is adjusted as required to control the working state of the individual lamp groups of the tunnel lighting system, which can save lighting electricity; the control strategy for sudden fire events in the tunnel is increased to improve the safety of the tunnel; energy storage devices are respectively set at the entrance and exit of the tunnel, and green environmental protection is achieved by switching between the mains and the energy storage devices as needed.

The utility model relates to the technical field of energy-saving lighting equipment, and provides an energy-saving lighting lamp based on solar energy, which comprises a supporting frame, a placing plate is arranged on one side of the top of the supporting frame, a supporting plate is arranged on the other side of the supporting frame, a protection box is arranged at the top end of the supporting plate, a battery is arranged in the protection box, and the battery is connected with the supporting plate. A frame is hinged to one side of the top end of the containing plate, a hinge rod is installed on the other side of the top end of the containing plate, a solar photovoltaic panel is arranged on the top of the frame, and a protection mechanism is installed on one side of the bottom end of the containing plate. According to the solar photovoltaic panel cleaning device, the cleaning mechanism is arranged, a motor is started to drive a threaded rod to rotate, the threaded rod drives a connecting block to move, the connecting block drives a cleaning plate to move above a solar photovoltaic panel, a cleaning brush cleans the solar photovoltaic panel, and the cleaning brush is more stable during cleaning under the action of a limiting block; the effect of cleaning the solar photovoltaic panel is achieved, and the energy-saving effect of the solar photovoltaic panel is achieved.

The utility model relates to the technical field of lighting devices, and discloses an energy-saving lighting device for rail transit, which comprises a supporting rod, a lampshade is fixedly connected to the top end face of the supporting rod, a lamp bead is fixedly connected to the inner bottom face of the lampshade, and a reflection assembly is arranged on the outer wall of the lampshade. According to the energy-saving lighting device for the rail transit, one part of light irradiates a ceiling of a building through a second light transmitting opening, the ceiling serves as a large diffuse reflection surface to reflect the light, large-area and uniform diffusion lighting is achieved, the spatial brightness sense and the visual level are improved, the other part of light irradiates the ground, the angle and the position of a second reflecting plate are adjusted, and the illumination effect is improved. Therefore, the same lamp can be suitable for different platform structures, installation heights and width differences, a light path on one side can be actively closed according to site requirements, illumination on the other side is strengthened, higher illumination is formed in a designated area, and key illumination is carried out.

The invention relates to the technical field related to energy-saving illumination control, in particular to an energy-saving illumination method, system and equipment integrating tasks and human body perception, and the method comprises the steps: dividing task scenes, configuring reference illumination parameters, evaluating an illumination comfort index, dynamically adjusting output power and spectral distribution, and determining an adaptive perception interval. And setting an illumination adaptive switching mechanism, when task scene switching is detected, performing illumination parameter smooth transition in combination with the adaptive sensing interval, and generating a non-dominated sorting optimization strategy according to energy consumption feedback and illumination comfort index optimization control. The technical problems that energy-saving control depends on fixed threshold adjustment, excessive low illumination is caused by energy consumption reduction, and visual fatigue is aggravated are solved, task scene division and reference parameter configuration are achieved, fuzzy control is adopted to adjust output power and spectral distribution in real time, and the real-time adjustment of the output power and spectral distribution is achieved in an adaptive sensing interval. Energy consumption optimization is carried out on the premise that the color rendering index and the illumination are guaranteed, and the energy efficiency of the lighting system is improved.

The utility model provides an environment-friendly and energy-saving LED lighting wardrobe, which belongs to the technical field of wardrobes and comprises a wardrobe body, a wardrobe door is hinged to the wardrobe body through a hinge, a clothes rail is arranged in the wardrobe body, a plurality of clothes hanging grooves are formed in the clothes rail in a penetrating manner, a lighting lamp and clamping blocks are arranged at the top of the wardrobe body, and the clamping blocks are movably arranged in the clothes hanging grooves. The clamping block is movably connected with the clothes rail, and a driving assembly for driving the clamping block to move is arranged in the clothes rail. By arranging the driving assembly, the clamping blocks are controlled by the driving assembly to fix the clothes hangers placed in the clothes hanging grooves, so that the arrangement of a plurality of motors is omitted, the generation of heat is reduced, the occurrence of fire disasters is avoided, and the overall safety coefficient is improved.

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.

The utility model relates to the technical field of building lighting, in particular to a building energy-saving lighting device which comprises a stable base, the stable base is located at the bottom end of the whole device, a supporting column is fixedly installed at the upper end of the stable base, a first motor is fixedly installed at the bottom end of the supporting column, and a threaded rod is installed at the output end of the first motor. A threaded rod is installed on the base, a threaded sleeve is connected to the threaded rod in a threaded mode, a connecting block is fixedly installed on the threaded sleeve, a protective cover is installed on the connecting block, a moving assembly is installed in the protective cover, and an illuminating lamp is installed on the moving assembly. The dustproof effect can be achieved while the illuminating lamp is adjusted to be shrunk into the protective cover for protection, then the height of the threaded sleeve is driven to be adjusted through rotation of the first motor, height adjustment of the protective cover is achieved, and regular maintenance and cleaning of the illuminating lamp in the protective cover are facilitated.

The utility model discloses a modularized dynamically-adaptive energy-saving lighting system, which comprises a power supply module, a single-color lamp module, a colored lamp module and a light control module. The power supply module provides 24V, 12V and 5V multi-voltage output and dynamically adapts to the number and resistance parameters of the single-color lamp sets and the colored lamp sets, the single-color lamp sets are accurately matched through modular design, and different numbers of lamp sets are driven in different voltage environments (for example, 24V drives seven single-color lamps). Power consumption and brightness are optimized through dynamic adaptation, and the problems of high power consumption and poor adaptability caused by fixed configuration of a traditional lamp strip are solved. The colored lamp module realizes color change and dynamic effect of light through the independent light control module and the MCU, supports single-color switching and a preset mode, and improves intelligence and user experience. According to the system, through precise lamp distance design and efficient LED chips, the service life of the lamp is prolonged while power consumption is reduced, the uniformity of light and shadow is improved, and efficient operation in a multi-voltage scene is achieved.

The invention discloses a commercial supermarket energy-saving illuminating lamp with a quick disassembly and assembly function, and relates to the technical field of illuminating lamps, the commercial supermarket energy-saving illuminating lamp comprises a fixed guide frame, a lamp box is mounted on the fixed guide frame, a lamp body is mounted on the lamp box, a fixed frame is fixedly connected to the lamp box, a first connecting shaft is rotationally connected to the fixed frame, and a wind power rotating piece is fixedly connected to one end of the first connecting shaft; a generator is fixedly connected in the lamp box, a rotor of the generator is fixedly connected with a second connecting shaft, one end, close to the first connecting block, of the second connecting shaft is in spline connection with a second connecting block, the first connecting block is in contact with the second connecting block, and the first connecting block drives the second connecting block to rotate; and a storage battery and a controller are arranged in the lamp box. Wind power is adopted to drive the rotating piece to drive the generator to generate electricity, wind energy is converted into electric energy and stored in the storage battery, dependence on a traditional power grid is reduced, energy conservation and environmental protection are achieved, and operation energy consumption of supermarkets and supermarkets is reduced.

This utility model relates to the field of tunnel lighting technology and discloses a safe and energy-saving lighting device for tunnels, including a lighting lamp and a mounting bracket. A heat dissipation fin and a mounting base are fixedly installed on the side of the lighting lamp near the mounting bracket. A guide groove and a threaded hole are formed on the outer wall of the mounting base. A guide block is fixedly installed on the end of the mounting bracket near the lighting lamp, and a threaded hole is formed on the outer wall of the end of the mounting bracket near the lighting lamp. This safe and energy-saving lighting device for tunnels allows for rapid installation of the lighting lamp through the cooperation of the guide block with the guide groove and bolts, and the threaded hole and threaded hole. After long-term use, it facilitates maintenance or replacement. The protective cover made of acrylic material has good impact resistance and corrosion resistance. The tunnel environment is complex, and there may be falling rocks, vehicle exhaust corrosion, etc. The protective cover can effectively resist these external influences, protecting the lighting lamp from damage, and has a long service life.

The energy-saving lighting device comprises a guide sliding rail and a solar photovoltaic panel assembly, a movable sliding block is installed on the guide sliding rail, a rotating motor is fixed to the movable sliding block, the output end of the rotating motor is connected with a rotating block, colorful lamps are movably installed on the two sides of the rotating block, and the solar photovoltaic panel assembly is fixedly connected with the rotating block. An adjusting motor is installed in the rotating block, a screw rod and a nut are installed at the output end of the adjusting motor, and an adjusting rod is connected between the nut and the colorful lamp; a telescopic air cylinder is arranged at the bottom of the solar photovoltaic panel assembly through a connecting shaft assembly. The energy-saving lighting device can be moved to a proper position, the orientation of the multi-color lamp can be adjusted, meanwhile, the multi-color lamp rotates to form an atmosphere lamp which flickers continuously, the orientation of the solar photovoltaic panel can be adjusted, the solar photovoltaic panel can be aligned with the sun in the daytime, and the solar energy can be fully utilized. And the sunlight utilization rate of the solar photovoltaic panel assembly is improved.

This invention relates to the field of novel lighting device technology, specifically to a modular energy-saving lighting device, comprising a housing, a lighting component, and a power supply component. The lighting component includes multiple lamp heads, each lamp head comprising a fixed housing, an inner rotating spherical shell, a lamp body, and an adjusting spherical shell. The fixed housings of the multiple lamp heads are all mounted on the housing. The inner rotating spherical shell is movably disposed on the fixed housing, the lamp body is installed inside the inner rotating spherical shell, and the power supply component is disposed within the housing. The adjusting spherical shell is installed between the fixed housing and the inner rotating spherical shell. This modular energy-saving lighting device of the present invention, by setting up the lighting component, allows the adjusting spherical shell to shield the lamp body in normal static and non-emergency states, forming a closed protective enclosure. Before use, the rotation direction of the adjusting spherical shell can be changed as needed to change the working mode of the lighting component, adapting to two core scenarios: routine lighting and emergency evacuation, aligning with the development trend of energy-saving and highly adaptable new lighting.

The invention relates to an intelligent lamp post management and control platform and system and an application method, and the intelligent lamp post management and control platform which is comprehensive in function, stable in performance and simple and convenient to operate is developed by integrating the leading-edge technologies of the Internet of Things, artificial intelligence, edge calculation and the like. The calculation pressure of the background is shared; and the management efficiency of mass intelligent lamp poles is improved. The platform is used as a technical support for smart city construction, and intelligent upgrading of city infrastructures is realized. The management platform provided by the invention can be linked with each piece of Internet of Things equipment in a smart lamp post system to efficiently cooperate, provides intelligent services such as energy-saving illumination, smart security and protection, outdoor Internet surfing, city guide, information release and Internet of Things equipment asset management for each scene of a smart city, and provides great convenience for comprehensive construction of the Internet of Things of the smart city.

The invention discloses energy-saving lighting equipment for teaching, which relates to the technical field of energy-saving lighting equipment and comprises a mounting shell and further comprises a partition plate fixedly connected in the mounting shell, a lighting mechanism and an induction mechanism are arranged on two sides of the partition plate respectively, a mounting plate is arranged on one side of the exterior of the mounting shell, and a photovoltaic panel is arranged on the mounting plate. A photosensitive assembly is arranged on one side of the photovoltaic panel, and a power supply mechanism is arranged on one side of the outer wall of the mounting shell. A conductive rod is fixedly connected in the mounting shell, a switch assembly is arranged on the conductive rod, a pneumatic assembly is arranged on one side of the switch assembly, a power transmission rod is fixedly connected to the top of the conductive rod, a gas guide pipe and a heat absorption pipe are fixedly connected to the two sides of the bottom of the gas transmission shell respectively, and valve assemblies are arranged on the gas guide pipe and the heat absorption pipe; the bottom of the induction plate is fixedly connected with an adsorption plate, slow moving assemblies are arranged on the two sides of the induction plate, the device can automatically adjust the illumination intensity according to the intensity of external light, the illuminating lamp is turned off according to the environment condition, and the energy-saving effect is better.

The invention provides energy-saving lighting equipment and method for an intelligent sheep house. A main reflector and an auxiliary reflector in the energy-saving lighting equipment are determined according to azimuth information of a target lighting area in the sheep house; constructing an irradiation path of a light source component according to the transverse distance and the vertical distance between the light source component and a main reflector in the energy-saving lighting equipment, and determining a first deflection angle of the main reflector in the energy-saving lighting equipment according to the irradiation path and the initial attitude characteristics of the main reflector; extracting a second attitude feature of the main reflector, and determining a plurality of edge radial distances between the auxiliary reflector and the outer edge of the target illumination area; determining a second deflection angle of the auxiliary reflector according to a reflection path of the auxiliary reflector constructed by combining all the edge radial distances with the central position point of the target illumination area and the second attitude feature; and controlling the auxiliary reflector to irradiate the target illumination area according to the second deflection angle. According to the scheme, based on the second deflection angle, accurate light guiding can be carried out on the target illumination area with complex spatial layout.

The invention discloses a laboratory sunlight energy-saving illumination management system, belongs to the technical field of energy-saving illumination, and solves the problems that a solar simulator bus is out of control due to bidirectional power conflict, an experiment is failed due to light ripple pollution, and energy conservation is more wasted. Comprising a multi-phase magnetic energy cyclic matrix module which generates a controlled multi-phase alternating current energy field; the rotating field transformer energy transfer device module is used for directionally distributing energy in a multi-phase alternating current energy field to each output channel according to a real-time instruction; the distributed virtual ground bus framework module is used for maintaining the power supply reference potential of each output channel; and the digital pre-distortion compensator module is used for performing nonlinear and memory effect compensation on an input instruction and sending the compensated instruction to the multi-phase magnetic energy cyclic matrix module. According to the invention, the rotating magnetic field is coupled with the distributed wireless energy network to decouple the power flow, the noise is suppressed, the spectrum is independent, the energy is saved, and repeated experiments are avoided.

The invention belongs to the technical field of energy-saving lighting, and discloses an energy-saving stage lamp with an adjusting function, an adjusting module comprises a clamping component and a driving component, and the clamping component is used for installing an energy-saving lighting module on a lower chord on at least one side of a truss; the driving part comprises a driving wheel, the rotating axis of the driving wheel is perpendicular to the length direction of the lower chord member, and the peripheral surface of the driving wheel is in rolling contact with the outer surface of the lower chord member; a lower chord of a standard truss is directly used as a natural running track, and horizontal displacement is achieved through rolling contact between a driving wheel and the outer surface of the lower chord; dependence on an independent sliding rail, an electric hoist, a tackle assembly or a customized hanging point network in a traditional scheme is abandoned, the system complexity, the installation cost and the deployment threshold are greatly reduced, the dynamic light distribution capability can be seamlessly adapted to various small and medium-sized theaters, temporary stages and patrol scenes, and the industrial pain point that a truss is provided without movement is solved.

The invention relates to the technical field of lighting devices, in particular to an LED full-spectrum healthy energy-saving lighting lamp and a control system thereof, and the LED full-spectrum healthy energy-saving lighting lamp comprises a lamp body and a lampshade; the device further comprises a cleaning assembly. The cleaning assembly comprises a displacement mechanism, a cleaning rod and a cleaning mechanism; after long-time use, a layer of dust is attached to the surface of the lampshade, brightness is affected, at the moment, the displacement mechanism can be started and drives the cleaning rod to move into the cleaning mechanism, the cleaning mechanism cleans the surface of the cleaning rod, and then the displacement mechanism drives the cleaning rod to move in the length direction of the lampshade; the cleaning rod scrapes off dust attached to the surface of the lampshade, after the cleaning rod scrapes off the dust on the surface of the lampshade, the cleaning rod moves into the cleaning mechanism, and the cleaning mechanism cleans away the dust attached to the surface of the cleaning rod; therefore, the problem that dust attached to the surface of an existing LED full-spectrum healthy energy-saving lighting lamp is inconvenient to clean is solved.

The utility model discloses a foaming fender which comprises an anti-soaking assembly and a fender structure, an energy-saving lighting structure and a water level monitoring assembly are fixed on the fender structure, the water level monitoring assembly is located on the rear side of the energy-saving lighting structure, the fender structure comprises a coast, and a position adjusting assembly is detachably installed on the coast. A foaming fender assembly is fixed to the position adjusting assembly, the position adjusting assembly comprises a first fixing plate, a storage box is fixed to the upper side of the first fixing plate, the storage box telescopically adjusts the position of a shock absorber through a telescopic structure, a sliding block is fixed to the lower side of the shock absorber, the sliding block is slidably connected with a sliding groove, and the sliding groove is formed in the first fixing plate. The foaming fender is provided with the position adjusting assembly, the position of the foaming fender assembly is adjusted through the hydraulic cylinder in the storage box, and therefore the foaming fender assembly can be maintained in the later period conveniently, operation is easy and convenient, and unnecessary losses caused by the fact that the foaming fender is submerged by river water or seawater and a ship directly collides with a river bank during flood tide are avoided.

The utility model discloses a mine roadway energy-saving lighting device which comprises a C-opening connecting piece, a spiral drilling tool installed on the outer wall of one side of the C-opening connecting piece and a concentric-square-shaped frame body installed on the outer wall of the other side of the C-opening connecting piece in a hinged mode, and an LED sound control down lamp is installed at the opening position of the side, away from the C-opening connecting piece, of the concentric-square-shaped frame body. A fastening structure used for angle locking is installed between the opposite ends of the C-opening connecting piece and the concentric-square-shaped frame body. According to the utility model, the C-opening connecting piece is fixed on the wall of the mine roadway through the spiral drilling tool, a firm foundation is provided, and the lamp can be kept stable in the use process and is not easy to displace due to vibration or external force by combining a hinging structure and a bolting structure; and the spiral drilling tool, the C-opening connecting piece and the clip-shaped frame body connected in a hinged mode enable the LED sound control down lamp to flexibly adapt to the irregular wall surfaces, it is ensured that the lamp can be tightly attached to the wall, the space is utilized to the maximum degree, and the good lighting effect is kept.