38results about How to "Save electricity for lighting" patented technology

An automatic indoor ambient illumination regulation and control system belongs to the field of indoor lamplight illumination control devices, and comprises an ambient light sensing module, a centralized control module, a human body infrared sensing module, an LED (light-emitting diode) illumination module and a power supply module, wherein the on-off and the luminance of the LED illumination module are controlled by the centralized control module; the ambient light sensing module detects the brightness of ambient light; the human body infrared sensing module detects whether a human body signal exists indoors; and the centralized control module can simultaneously receive sensing signals transmitted by the ambient light sensing module and the human body infrared sensing module. The control system can detect a lamplight illumination value of a room with brighter light rays in real time, can monitor whether a person enters a darker room in real time, intellectually controls illumination change of an illumination lamp in the darker room in delay and progressive lamplight illumination control modes, reduces light intensity contrast between the two rooms, greatly weakens and eliminates the discomfort of human eyes, and raises and increases a comfort level and an adaptation speed of a human sense organ.

The invention provides a CNN-based energy-saving lamp control method and device. The method comprises the steps: the panoramic image of the target implementation environment is obtained, the panoramicimage is divided into a plurality of regions according to the distribution law of lamps in the target implementation environment and a multi-region panoramic image is obtained, the multi-region panoramic image is input into a pre-constructed recognition model and the recognition result information of the multi-region panoramic image is obtained, each target region in the multi-region panoramic image is determined according to the recognition result information, the target lamp corresponding to each target region is determined and the illumination brightness corresponding to each target lamp is determined, a control module corresponding to each target lamp is triggered according to each target lamp and the illumination brightness corresponding to each target lamp and the target lamp performs illuminating with the illumination brightness corresponding to the target lamp. With application of the CNN-based energy-saving lamp control method, the automatic control of lighting can be realized and more lighting power can be saved.

The invention discloses a water permeable pavement with both self-luminous and light-reflecting functions. The water permeable pavement with the both self-luminous and light-reflecting functions comprises a bottom surface layer, a middle layer and a surface layer from bottom to top; the bottom surface layer is coated on a base material; the middle layer consists of luminescent powder, an adhesiveand aggregate, wherein the aggregate comprises self-luminous aggregate and light-reflecting aggregate; and the luminescent powder is added to the aggregate and then integrally bonded with the adhesive. According to the water permeable pavement with the both self-luminous and light-reflecting functions, the self-luminous aggregate and the light-reflecting aggregate are mixed, the luminescent powderis added to an obtained mixture, and then the luminescent powder is bonded with the mixture through the adhesive; compared with an existing water permeable pavement using a single luminous aggregate,the water permeable pavement with the both self-luminous and light-reflecting functions has the advantages that the usage of the luminescent powder is greatly reduced on the premise of guaranteeing an invariable luminous effect so that the use and laying cost can be reduced, and various light sources can also be effectively utilized to reduce lighting energy consumption. The invention further discloses a construction method of the water permeable pavement with the both self-luminous and light-reflecting functions.

The invention discloses a community street lamp energy-saving controller, and relates to the field of electric control, particularly to the community street lamp energy-saving controller. The community street lamp energy-saving controller comprises a detection device, a main controller, a power module and a lighting driver which are connected in sequence, and is characterized in that a standard clock and a status indication device are further connected onto the main controller; a main light and an assistant light are connected onto the lighting driver; the lighting driver is further connected with the main controller. The community street lamp energy-saving controller is low in cost, practical and convenient, effectively solves the problem of lighting in different time periods as well as in late night when a person passes, utilizes data of a chip of the clock to control the brightness and darkness of the street lamp in different seasons and different time periods, detects the outside brightness and the activity condition of peripheral people through various sensors, and changes the lighting state of the street lamp in real time, so that under the premise that the lighting quality is ensured, useless community lighting can be reduced, and then street lamp lighting electricity utilization of the community can be greatly saved.

The invention belongs to a construction technology, in particular to an active type natural light guide method and a device. The traditional building adopts a passive type natural lighting method, and the lighting quality is restricted by the position, the area, the size, the orientation and the like of a daylight opening. The active type natural light guide method guides sunlight into a building by the modes of collection, reflection, transmission and scattering. Two heliostats (1) and (2) which are arranged at the front and the back of a roof (7) of a building and can track the illumination angle of the sun collect the sunlight actively, and the sunlight is focused and irradiated to a reflecting mirror (3); and light rays are irradiated to a skylight (4) by the reflecting mirror (3), pass through a diffusing panel (5), are scattered and enter an atrium (6) of the building. The invention has the advantages of prolonging the sunshine time in the building, enhancing the lighting illumination in the building, enhancing the comfort level of a luminous environment in the building and providing conditions for the growth of green plants in the areas of the atrium and a patio in the building.

The present invention discloses a garage light location automatic navigation system. The system comprises a vehicle device, a cloud server and a garage. The garage is internally provided with a gateway and a plurality of LED illuminating lamps, the vehicle device is configured to identify light of the illuminating lamps and upload mark values corresponding to the illuminating lamps to the cloud server; the cloud server stores position information of the LED illuminating lamps and the mark values corresponding to the illuminating lamps in advance, and the cloud server is configured to obtain current position information of the vehicle according to the mark values uploaded by the vehicle device, calculate an in-garage navigation route according to the current position information of the vehicle and the idle parking stall information, perform datamation of the in-garage navigation route and return the in-garage navigation route to the vehicle device for display to guide the vehicle to gointo a target parking stall. The garage light location automatic navigation system employs the LED illuminating lamps to perform location of the vehicle, can achieve omnibearing automatic navigation of the garage with no need for extra addition of a base station, can rapidly guide the vehicle owner to enter the parking stall and can achieve efficient and intelligent parking and illumination electricity consumption saving.

The invention discloses an intelligent power charging and generating device based on a bus stop, relates to the field of bus stop intelligence, and specifically discloses an intelligent power charging and generating device based on the bus stop capable of providing charging services for electric bicycles, electric vehicles and mobile phones for civil use. The intelligent power charging and generating device comprises a master control module, a photovoltaic power generation module and a charging module, wherein the master control module is connected with the photovoltaic power generation module and the charging module respectively; the photovoltaic power generation module consists of a solar cell panel and an inverter, and the solar cell panel is arranged on the top of the bus stop; the charging module is provided with a charging pile, and the charging pile is provided with three types of standard charging interfaces and an LCD display screen; the master control module is arranged in the bus stop, and the master control module comprises a master control core sub-module, a control sub-module, a human-machine interaction sub-module, a lamplight illumination sub-module, a charging detection sub-module, a communication sub-module and a power supply module; the master control core sub-module is connected with the control sub-module, the human-machine interaction sub-module, the lamplight illumination sub-module, the charging detection sub-module and the communication sub-module respectively.

The invention relates to the field of liquid crystal display, in particular to multifunctional dimming glass and a manufacturing method thereof. The multifunctional dimming glass comprises a glass layer and a sealing layer, wherein the glass layer comprises a first glass layer, a first EVA film layer, a liquid crystal dimming membrane layer, a second EVA film layer and a second glass layer which are sequentially arranged from bottom to top; and the sealing layer comprises a high-temperature adhesive tape, the high-temperature adhesive tape is arranged around the periphery of the glass layer ina sealing mode, and the technical defects that the glass is large in thickness, poor in refractive index, large in mass and difficult to carry in the prior art are overcome. The invention provides the multifunctional dimming glass with good sound insulation effect, strong conductivity, small mass and easiness in transportation and a manufacturing method of the multifunctional dimming glass.

The invention discloses a network platform which is constructed by utilizing a wireless network sensor and used for detecting and controlling street lamps. Status information of each street lamp node in a network distribution area can be monitored and acquired in real time by the platform; operating conditions of the street lamps can be checked remotely; an alarm can be automatically given if any street lamp is damaged; on-off of the street lamps can be automatically controlled according to an audio parameter and a brightness parameter on site; and the on-off of the street lamps can be manually and remotely controlled according to actual requirements. Therefore, a high-efficiency, reliable and intelligent street lamp monitoring system is achieved; each lamp is lit on time and as required; the power consumption of the street lamps is saved effectively; the service lives of the lamps are prolonged; and the maintenance cost is lowered.

The invention discloses an intelligent illumination control system of a power plant. An illumination operation station and an illumination logic controlling machine are connected with an Ethernet to form a background, and an illumination CPS in an illumination loop of the power plant is networked through a field bus, and then connected with the Ethernet after being communicated and integrated through an illumination communication gateway, and then interconnected with the background, wherein the logic controlling machine establishes a power plant illumination system model, and performs the formulation and the running of an illumination control strategy; the operation station performs automatic or manual control operation on the illumination loop according to the running strategy, and the data of the illumination loop acquired by the illumination communication gateway and the CPS switch. Therefore, the intelligent illumination control system is formed by reasonably modelling and adopting a concentrated control way, thereby realizing the intelligent control at different time, different regions and different loops on the whole power plant, the labor cost can be saved, the punctual and full-automatic control way is achieved, and the aims of prolonging the service life of the lamps and saving the power consumption for illumination are achieved at last.

The invention belongs to the field of special glassmaterial processing and production, and relates to an orderly and densely arranged microcavity structure membrane vacuum glass, which comprises a microcavity glass plate. One layer or two layers of densely arranged microspheres are arranged in the glass plate; a layer of thin film is arranged on the surface of each microsphere; a microcavity exists between every two adjacent microspheres densely arranged in each layer or between two layers. According to the novel orderly vacuum optical microcavity glass provided by the invention, sunshine in a visible region spectral region is allowed to penetrate through, lighting power is saved, a spherical shell thin film can obstruct infrared radiation, and a vacuum microcavity has effects of insulating cold, heat and sound; the glass can split beams in multiple colors selectively, so that the light reflection can be reduced; the glass has the advantages of fog resistance and frosting resistance; the glass has a curtain function, is unviewable from outdoor to indoor, and is visible from indoor to outdoor; the glass comprises the main materials: glass and a metal frame, and is applicable to a large standard modularized building material brick in the future, and convenient to build and install the whole wall body.

The invention discloses a dual-purpose energy-saving lamp, which comprises two light sources including a compact fluorescent lamp (CFL) and low-power LEDs. The dual-purpose energy-saving lamp is characterized in that a general-use switch is used for controlling the dual-purpose energy-saving lamp to have two functions of normal illumination and low-light illumination according to the following mode: when the lamp is turned on after being turned off for a plurality of seconds, the CFL in the lamp is illumined to serve as the normal illumination; and when the lamp is turned on just after being turned off, only the LEDs in the lamp are illumined to serve as the low-light illumination. The control mode is convenient to use and the cost of a circuit is very low; the LEDs in the lamp consist of 2 to 20 low-power LEDs with the power of not more than 0.2 W connected in series so that the costs of the LEDs and a drive circuit thereof are reduced to the lowest; the low-power LEDs are arranged on a plurality of parts of a shell of the lamp so that the irradiating range of the LEDs is increased and the low-light illumination effect is improved; and a user uses the low-power LEDs to replace the CFL when only the low-light illumination is needed, and the electricity saving ratio reaches up to 98 percent. The dual-purpose energy-saving lamp is suitable for use in extensive families and other indoor illuminations.

The invention relates to ordered double-layer film micro-spherical shell structure glass, comprising a micro-spherical shell glass plate; the surface of the micro-spherical shell glass plate is provided with a layer of closely arranged SiO2 microspheres; the surface of each SiO2 microsphere is provided with double layers of films, i.e., a first layer of spherical shell ICS film and a second layer of spherical shell AZO film. A manufacturing method comprises the steps of 1, synthesizing the SiO2 microspheres (2) by adopting a silicone-containing ethanol reaction solution and utilizing hydrolytic polycondensation of tetraethyl orthosilicate (TEOS) and two times or more than two times of continuous growth method; 2, enabling a cadmium-containing ammonia hydroxide solution I and a sulfur-containing ammonia hydroxide solution II to have colloidal chemical reaction in a reaction tank so as to promote the growth of the first layer of spherical shell ICS (3) film; 3, enabling a zinc-containing ethylene glycol monomethyl ether solution I and an aluminum-containing ethylene glycol monomethyl ether solution II to have colloidal chemical reaction in a reaction tank so as to promote the growth of the second layer of spherical shell AZO (4) film. Compared with the prior art, the ordered double-layer film micro-spherical shell structure glass has the beneficial technical effects that the glass has the effects of insulating heat, shading sun, saving energy and decorating, has a self-cleaning function, and transmits the sunlight within a visible region spectrum range.

Provided is a mechanically and electronically integrated multi-functional connection module, pertaining to the technical field of installation of advertisement jointed boards. The mechanically and electronically integrated multi-functional connection module comprises a support rod assembly, a group of multi-functional connection modules (3), a group of electric connectors and a group of advertisement jointed boards (4). The support rod assembly is formed in such a manner that a group of transverse support rods (1) and a group of vertical support rods (2) are overlapped. The back side of the group of multi-functional connection modules (3) is provided with a guide groove used for assembly of the support rod assembly and the back side of the group of multi-functional connection modules is provided with a group of positioning holes. The mechanically and electronically integrated multi-functional connection module has following beneficial effects: the mechanically and electronically integrated multi-functional connection module is capable of rapidly and accurately joining dozens of, hundreds of, even thousands of advertisement jointed boards within the range of a faction to some square meters at low cost into a huge and complete advertisement board without seams. The mechanically and electronically integrated multi-functional connection module has following beneficial effects: due to realization of mechanically and electronically integrated connection, time for installation and detachment is only several tenths of an ordinary video advertisement board, which is different from the conventional mode that mechanical electric appliances are respectively positioned and connected; and the mechanically and electronically integrated multi-functional connection module is lighter and cheaper multiple times.

The invention discloses a cross-layer hollow energy transmitting fiber. A polymethyl methacrylate (PMMA) tube is used as the base material. The cross-layer hollow energy transmitting fiber is characterized in that a titanium dioxide (TiO2) layer and a PMMA layer are alternately plated on the inner wall of the tube: a layer of TiO2 is plated on the tube wall, a layer of PMMA is plated on the TiO2 layer, a layer of TiO2 is again plated on the PMMA layer, the rest can be done in the same manner, and the last layer is TiO2 layer. As difference between the refractive indexes of the two materials is relatively large and the lattice constant of the fiber is greater than that of a light wave, the fiber structure prevents the spectrum periodically changing with the frequency of the light wave and is relatively suitable for sunlight transmission. The fiber has the following advantages that: 1, the transmission loss is still kept very low in the continuous spectrum range of sunlight; 2, the sectional area of the fiber is large and the diameter of the fiber core is 1,000 times that of a common fiber; and 3, the fiber has a simple structure and is easy to produce by scale.

The invention discloses an LED lighting device based on the Internet of Things, relates to the technical field of lighting equipment, and mainly solves the problem that existing lighting equipment cannot achieve intelligent energy saving and power saving. The device comprises a base; a first installation column and a second installation column are installed on the base; a first installation frame is arranged on the first installation column; a second installation frame is arranged on the second installation column; lamp beads are evenly arranged at the bottom of the first installation frame and the bottom of the second installation frame; a first camera is arranged at the top of the first installation column; a second camera is arranged on the second installation column; the first camera and the second camera are arranged in opposite directions; the first installation column and the second installation column are arranged on the same side of a road; the first installation column is arranged at one end of the road; the second installation column is arranged at the other end of the road; and lamp columns are evenly arranged between the first installation column and the second installation column.

The present invention relates to cooking method and corresponding cooking utensil. The rice cooking and stewing method is that after the cooked rice or stewed food is boiled, the pot is quickly transferred into one box with excellent heat insulating performance and covered for further well cooking. The box as one energy-saving and heat-insulating cooking utensil is made of hard polyurethane foamed plastic, has inside size fitting the outer size of the pot, and provided with cover. The present invention is power saving and environment friendly. In addition, stewing meat for relatively long time in slow fire can reduce its saturated fatty acid and cholesterol content.

The invention discloses a lighting system and method for constructional engineering and application of the lighting system. The lighting system comprises a far-end control center, a GPRS remote communication network, a sub-controller, a ZigBee wireless communication module, a main controller, a conventional lighting lamp set and an emergency lighting lamp set. According to the energy-saving lighting model constructed by the invention, the working state of the tunnel lighting system is controlled, and lighting electricity can be saved; the bidirectional DC / DC module is adopted to realize bidirectional transmission of energy, so that the switching of the current transmission direction is quicker; the duty ratio is adjusted according to the requirement to control the independent working state of the lamp group of the tunnel lighting system, so that lighting power can be saved; control strategies adopted for sudden fire accidents in the tunnel are added, and the safety of the tunnel is improved; energy storage devices are arranged at the entrance end and the exit end of the tunnel respectively, and green and environment-friendly effects are achieved through switching between the mains supply and the energy storage devices according to needs.

The invention discloses an urban lighting energy-saving system and an energy-saving method thereof. The urban lighting energy-saving system comprises a plurality of main street lighting systems, a plurality of branch street lighting systems, a background lighting control center and an urban power supply system, the urban power supply system is connected with the background lighting control center,the background lighting control center is connected with all the main street lighting systems and all the branch street lighting systems, all the main street lighting systems are respectively arranged on main streets of an urban, and all the branch street lighting systems are respectively arranged on branch streets of the urban; main street illumination and branch street illumination are arrangedindependently respectively which is convenient for independent management of the main streets and the branch streets, all the main street lighting systems are mutually independent, all the branch street lighting systems are mutually independent, one or more than one main / branch streets can be independently connected for lighting, the other main / branch streets are in a non-illumination state, so that the urban lighting can be regulated and controlled directly through a background, the street power supply volume is reduced, and electric energy is saved.

The invention relates to a tunnel illuminating lamp control system. The system comprises a photosensitive sensor, a motor, a solar cell panel, a light regulator, illuminating lamps and a controller, wherein a tunnel is divided into a first illuminating road section, a second illuminating road section and a third illuminating road section, and the illuminating lamps are arranged in the middle positions above the tunnel of the first illuminating road section, the second illuminating road section and the third illuminating road section respectively. The photosensitive sensor is used for collecting the brightness in the current environment, and the controller is used for controlling the light regulator to adjust the brightness of the illuminating lamp according to the brightness and controlling the motor to adjust the angle of the solar cell panel according to the brightness. The black hole or dazzle light phenomenon occurring when the vehicle enters the tunnel or drives out of the tunnel can be effectively eliminated, a driver can accurately adapt to the illumination environment of the tunnel and accurately observe the driving environment, and the traffic accident rate of tunnel driving is greatly reduced.

The invention belongs to the technical field of nursing articles for daily life and relates to an adjustable-illumination-intensity illuminating chamber pot powered by thin-film solar cells. The upper portion of a semitransparent plastic chamber pot body is provided with a handle, the front portion of the pot body is provided with a pot neck, the front end of the pot neck is provided with an opening, a cover can covers the opening, one end of the cover is provided with a soft plastic strap of the cover, and the other end of the soft plastic strap of the cover is fixed onto the pot neck. The thin-film solar cells mounted on the pot body are irradiated by indoor or outdoor light rays to generate currents which are inputted and stored in an electricity storage device through an electric lead. When using the semitransparent plastic chamber pot at night, an elderly person can stretch out to turn on an illumination intensity adjustment switch to switch on a circuit for delivering currents from the electricity storage device to an LED (light emitting diode) lamp, then adjust illumination intensity as needed to enable the LED lamp to illuminate the chamber pot and the surrounding environment, hold up the handle and uncover the chamber pot for urinating.

The invention discloses an intelligent power charging and generating device based on a bus stop, relates to the field of bus stop intelligence, and specifically discloses an intelligent power charging and generating device based on the bus stop capable of providing charging services for electric bicycles, electric vehicles and mobile phones for civil use. The intelligent power charging and generating device comprises a master control module, a photovoltaic power generation module and a charging module, wherein the master control module is connected with the photovoltaic power generation module and the charging module respectively; the photovoltaic power generation module consists of a solar cell panel and an inverter, and the solar cell panel is arranged on the top of the bus stop; the charging module is provided with a charging pile, and the charging pile is provided with three types of standard charging interfaces and an LCD display screen; the master control module is arranged in the bus stop, and the master control module comprises a master control core sub-module, a control sub-module, a human-machine interaction sub-module, a lamplight illumination sub-module, a charging detection sub-module, a communication sub-module and a power supply module; the master control core sub-module is connected with the control sub-module, the human-machine interaction sub-module, the lamplight illumination sub-module, the charging detection sub-module and the communication sub-module respectively.

The invention discloses a solar commercial power human body induction DMX electric light source. According to the invention, an LED is adopted as a novel light source to replace an incandescent lamp, the illumination space is divided into a plurality of areas, when a person enters the garage, a human body tracking network composed of a plurality of infrared probes senses and determines the position of a human body in real time, detection data of different areas are input into a comparator, a control signal is generated and transmitted to a controller, and automatic control of the illumination lamp is realized. Therefore, the lamp can be automatically turned on and off, the illumination can be automatically adjusted, and the illumination of a local area can be controlled. The illuminance of the lamp is enhanced or weakened step by step by taking the position of a human body as a central point; the lamp can be turned on automatically when people come and turned off automatically when people go, the light source requirement beneficial to file protection and the requirement for saving energy are met automatically, a large amount of lighting electricity is saved through more humanized and reasonable control management, the operation cost is reduced, and therefore energy consumed in the using process of the lamp is saved, and the service life of the lamp is prolonged. Therefore, the lamp is more in line with the concept of environmental protection.

The invention provides an intelligent skylight control system for sensing weather. The invention includes: a sunroof frame, a sunroof baffle, a steering gear connector, a steering gear, an angle potentiometer, a multi-channel PWM driver, a microcontroller, a wireless communication module, a user control terminal, and a weather server. The present invention obtains the weather factor and the sun incident altitude angle from the weather server, and judges that the weather factor above the skylight is sunny, and the weather server wirelessly transmits the sun incident altitude angle to the microcontroller in sunny days; according to the sun incident altitude angle in sunny days , solar incident azimuth, and roof slope angle calculate the optimal opening and closing angle of the skylight baffle by minimizing the shadow; the microcontroller further passes through the positional PID control method according to the optimal opening and closing angle of the skylight baffle and the real-time opening and closing angle The steering gear controls the sunroof baffle to achieve the optimal opening and closing angle. The invention realizes the dynamic adjustment of the indoor light intensity, saves the power consumption of the indoor lighting in the daytime, and produces energy-saving benefits.

The invention provides an illumination control system for a road tunnel. The illumination control system comprises an illumination unit, a first detection unit, a second detection unit and an illumination control unit, wherein the first detection unit comprises a first environmental light sensor arranged at a tunnel inlet and a first processing unit connected with an output end of the first environmental light sensor; the second detection unit comprises a second environmental light sensor arranged at a tunnel outlet and a second processing unit connected with an output end of the second environmental light sensor; output ends of the first processing unit and the second processing unit are connected with the control unit; the control unit is used for outputting a control signal to the illumination unit; the illumination unit at least comprises an illumination lamp; the illumination lamps are arranged in sequence in a traveling direction of a tunnel and form a first illumination section, a middle illumination section and a second illumination section. Therefore, a black hole or dazzle light phenomenon appearing when a vehicle enters the tunnel or leaves from the tunnel can be effectively eliminated, a driver can be guaranteed to accurately adapt to an illumination environment of the tunnel and accurately observe a traveling environment, and the traffic accident rate of vehicle traveling in the tunnel is greatly reduced.

The invention provides an intelligent skylight control system capable of sensing weather. The system comprises a skylight frame, a skylight baffle, a steering engine connecting piece, a steering engine, an angle potentiometer, a multi-path PWM driver, a microcontroller, a wireless communication module, a user control terminal and a weather server. The method comprises: obtaining weather factors and a solar incident altitude angle from a meteorological server, judging the weather factors above a skylight to be sunny days, and the meteorological server wirelessly transmitting the solar incidentaltitude angle to a microcontroller in the sunny days; calculating the optimal opening and closing angle of the skylight baffle by minimizing shadows according to the solar incident altitude angle, the solar incident azimuth angle and the roof slope angle in sunny days; the microcontroller further controlling the skylight baffle to reach the optimal opening and closing angle through the steering engine according to the optimal opening and closing angle and the real-time opening and closing angle of the skylight baffle through a position type PID control method. Dynamic adjustment of indoor light intensity is achieved, daytime indoor lighting electricity is saved, and energy-saving benefits are generated.

The invention discloses a shunt electric leakage detection system, which comprises a controller and a terminal, wherein the controller is located in a street lamp power box, the terminal is located in a lamp post, the controller is connected with a cloud server through a base station, the cloud server is connected with a management platform, and the management platform makes a city management decision by performing big data analysis on massive street lamp data. The system has the advantages that a controller-multi-terminal detection scheme is adopted, shunt electric leakage detection is achieved, electric leakage of a line can be detected, a fault point can be positioned, the system can instruct the terminal to directly cut off power supply of a fault street lamp, and after the fault point is cut off from the line, due to the fact that a fault section is not electrified any more, safety problems do not exist any more, and other lines are still isolated from the ground and are still safe.

The invention discloses a light guide carpet, which comprises a basic layer and a surface layer and is characterized in that optical fibers are arranged between the basic layer and the surface layer, wherein optical fiber tips of an outdoor part of the carpet are basically vertical and lower than the surface layer, one part of optical fiber tips of the indoor part of the carpet are vertical, and the other part of optical fiber tips of the indoor part of the carpet are distributed on the edges of the carpet. By taking full advantage of the characteristic that carpets are laid at the doors of restaurants, hotels and other places and extend from the outdoor to the indoor, outdoor light is guided into the indoor to enhance indoor illumination and simultaneously reduce power consumption for illumination at daytime. Accordingly, the light guide carpet is green and convenient to use and has low cost and popularization value.