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4084results about "Road signs" patented technology

Subway traffic operation decision adjusting system and method based on large visual screen

The invention relates to the technical field of intelligent traffic, in particular to a subway traffic operation decision adjustment system and method based on a large visual screen, and the system comprises a perception data module, a data processing center, a large visual screen interaction platform, an intelligent instruction decision engine, and a dynamic adjustment unit. Wherein the sensing data module collects train positioning data, platform monitoring video streams, gate passing data and environment sensor data in real time; integrating and analyzing the data by the data processing center, and mining potential modes, association relationships and abnormal conditions in the data; the visual large-screen interaction platform presents a line network congestion thermodynamic diagram, equipment fault positioning and passenger flow prediction trend in real time; the intelligent instruction decision engine is used for dynamically generating a train shift adjustment strategy and an emergency dispersion scheme; and the dynamic adjusting unit dynamically adjusts the electronic guide screen and the platform broadcast, and dynamically dispatches the train. Therefore, the problems of lagging abnormal response, unreasonable resource allocation, low efficiency and the like in the prior art are solved.
Owner:BEIJING MAGLEV DATA TECHNOLOGY CO LTD

School Bus Safety Devices and Systems

In one instance, a safety device is mounted to an exterior side of a school bus. The safety device includes a mounting bracket configured for coupling to a mounting motor, with the mounting bracket being moveable between a undeployed position and a deployed position by the mounting motor. An arm portion is coupled to the mounting bracket. The arm portion has a proximal end and a distal end, with the proximal end being coupled to the mounting bracket. The safety device further includes a plurality of lights coupled to the arm portion.
Owner:BUS GATES INC

Skid-resistant noise-reducing multifunctional road hot melt coating and gradient forming process thereof

The invention discloses an anti-skid and noise-reduction multifunctional road hot melt coating and a gradient forming process thereof, and relates to the technical field of hot melt coatings. Comprising the following components in percentage by mass: 25-28wt% of bio-based resin, 8-12wt% of a noise reduction material, 15-20wt% of nano composite rubber particles and 5-8wt% of internally mixed reflective glass beads. The bio-based resin is used as a base material of the hot melt coating, the superfine bamboo fibers and the polyurethane elastomer are combined to serve as noise reduction materials, and honeycomb-shaped pores with the diameter of 0.1-1 micron exist in the superfine bamboo fibers, so that a coating produced by construction of the hot melt coating has good noise reduction performance; meanwhile, coarse-grade glass beads and fine-grade glass beads are introduced into the material, the coarse-grade glass beads provide basic light reflection, gaps are filled with the fine-grade glass beads to form a compact reflection layer, the coarse-grade glass beads and the fine-grade glass beads synergistically act to enable incident light to generate a composite effect of diffuse reflection and specular reflection, the retroreflection coefficient of the coating is increased by utilizing the effect, the light reflection performance in rainy days is further improved, and the safety is improved; and the hot-melt coating mostly adopts an environment-friendly material, is easy to degrade and is beneficial to environment protection.
Owner:BROTHERS ROAD SIGN (SICHUAN) NEW MATERIALS CO LTD

Fold out accessories

Foldable storage bins, organizers, caddies, tray, and accessories formed from corrugated plastic materials, and methods of using the same, for work-site use. The storage bins, organizers, caddies, and / or container accessories can optionally include a protective liner.
Owner:GARLAND IND INC

Highway fog area guiding device

The invention relates to the technical field of expressway fog area guiding, and discloses an expressway fog area guiding device which comprises five sets of supporting mechanisms, the five sets of supporting mechanisms are sequentially and fixedly arranged at intervals from left to right, each supporting mechanism comprises a bottom column, a supporting column, a solar panel and a triggering assembly, the top end of each bottom column is fixedly connected with the corresponding supporting column, and the top end of each supporting column is fixedly connected with the corresponding solar panel. The solar panel is fixedly connected to the top end of the supporting column, the triggering assembly is fixedly connected to the bottom end of the solar panel, a guiding mechanism is installed on each supporting mechanism, and a visibility detection mechanism is installed on each supporting mechanism; by arranging the visibility detection mechanism and the guide mechanism, two guide lamps swing and scan back and forth respectively, so that diffuse reflection generated when light encounters heavy fog can be observed by a driver, better reminding and guide effects are further achieved, the safety of driving in a fog area is improved, and when wheels pass through a first trigger assembly, the driving safety is improved, and the driving safety is improved. If so, detecting the visibility of the fog area in real time.
Owner:CHONGQING JIANZHU COLLEGE

Traffic display screen

The invention relates to the technical field of displays, and provides a traffic display screen, which comprises a main body, the lamp strip is used for emitting light with different colors; the supporting pieces are arranged on the main body, the supporting pieces are used for installing the lamp strip, the number of the supporting pieces is multiple, and the multiple sets of supporting pieces are sequentially arranged on the main body; the mounting assembly is used for mounting and separating the supporting piece and the main body; after the multiple sets of supporting pieces and the main body are installed through the installation assembly, one set of supporting pieces in every two adjacent sets of supporting pieces moves relative to the main body, and the other set of supporting pieces is fixed relative to the main body. When one group of supporting pieces moves relative to the main body, a gap is formed between two adjacent groups of supporting pieces. When the display screen is blown by strong wind, the strong wind can enable the movable supporting piece to move, the interval is generated between the movable supporting piece and the fixedly-installed supporting piece, then part of the wind passes through the display screen through the interval, the blowing force of the wind on the whole display screen is reduced, and therefore the display screen can be conveniently and rapidly installed. Therefore, the display screen is prevented from loosening due to large-amplitude shaking.
Owner:YAHAM OPTOELECTRONICS CO LTD

A fully automatic cone barrel retracting and releasing device and method

The present invention relates to the field of road construction safety ancillary facilities, and specifically discloses a cone barrel full-automatic folding and releasing device, including: a walking device, a cone barrel warehouse with a storage bin and a partition device, a recovery and guiding device with a to-be-grabbed portion, a guiding portion and a sensor, a grasping device with a mechanical arm and a grasping device, and a cone barrel full-automatic folding and releasing method implemented by the device. The present invention can realize horizontal stacking storage of cone barrels and increase its storage capacity through the cone barrel warehouse, and the storage separation is convenient; through the grasping device with a mechanical arm and a grasping device, the cone barrels can be placed and recycled into the warehouse with high precision, and the placement range is wide, and full coverage placement and position adjustment within the lane width can be achieved; through the recovery and guiding device, the cone barrels at any position within the lane range can be automatically guided to the to-be-grabbed portion, waiting for the grasping device to accurately grasp it, and the recovery efficiency is high, and the structure is simple, the reliability is high, the cost is low, and it is easy to maintain.
Owner:GUANGXI RES INST OF MECHANICAL IND

Intelligent speed regulator

Methods, systems, and apparatus for a speed regulator. A casing comprises a plurality of flat shutters, the casing configured to protrude in an extended configuration and to lay flat in a retracted configuration. A plurality of plates are configured to rotate between the extended configuration and the retracted configuration, and configured to configure the plurality of shutters in the extended configuration and the retracted configuration.
Owner:JANNIELLO JAMES P

Multi-protection type electric stay wire protective sleeve

The invention discloses a multi-protection type electric power stay wire protection sleeve, and belongs to the field of electric power stay wire protection, the multi-protection type electric power stay wire protection sleeve comprises a protection tube, an extension mechanism is installed in the protection tube, a wind power collection mechanism is installed on the surface of the protection tube, and the extension mechanism comprises an electric air pump fixedly connected to the surface of the protection tube; the output end of the electric air pump is fixedly connected with an air inlet pipe; through cooperative use of the devices, the electric air pump is started, air enters the air bag, the air bag deforms, the extension pipe is driven to slide in the protection pipe, the extension pipe protects the electric stay wire, and therefore the protection range of the electric stay wire protection sleeve for the electric stay wire is further widened; and meanwhile, the extension pipe drives the protection sleeve to move, so that the protection range of the electric power stay wire protection sleeve on the electric power stay wire is widened, movement obstruction to the extension pipe is avoided, and the wind load performance of the electric power stay wire is improved through mutual cooperation of the protection pipe, the extension pipe and the protection sleeve.
Owner:STATE GRID GRID GANSU ELECTRIC POWER CO QINGYANG POWER SUPPLY CO

Light-emitting traffic cone

A light-emitting traffic cone includes: a cone body, having a hollow space; a base, connected to the cone body; and a light-emitting assembly, disposed on the base, the light-emitting assembly at least including a light-emitting body and a power supply, the light-emitting body being electrically connected to the power supply, and the light-emitting body being disposed at a position corresponding to the hollow space so that light emitted by the light-emitting body can irradiate into the hollow space. The light-emitting traffic cone can improve a warning effect.
Owner:CIXI SHUANGWEI ROAD FACILITIES CO LTD

Driving Assistance Method and System

A driving assistance system and method is provided that includes a plurality of magnetic markers having a magnet component configured to generate a magnetic field on a road surface, together with a pavement marking material that includes a RFID tag that is readable by a RFID tag reader. The pavement marking material includes encoded information that is conveyed to a vehicle's on-board sensing system that is adapted to obtain data through wireless communications. The magnetic markers are conformable, polymeric materials having viscoelastic properties such that vehicles having magnetic sensors can detect magnetic fields from the magnetic markers when positioned on a road surface.
Owner:KOVARIK JOSEPH E +1

Safe and stable intelligent fence

The invention provides a safe and stable intelligent fence which comprises a plurality of pier columns arranged on one side of a baffle, a support is arranged at the tops of the pier columns, the pier columns and the support are fixed to an inclined strut unit and the baffle through synchronous plates, a solar panel is arranged at the top of the support, a follower plate is further arranged at the top of the baffle and connected with the support through an adapter plate, and the adapter plate is connected with the support. And a lighting unit and a dust falling unit are arranged on the follower plate. The device is ingenious in design, the use safety and stability are guaranteed, meanwhile, the lighting and dust falling state can be adjusted according to the scene, and the construction friendliness is improved.
Owner:THE FIRST CONSTRUCTION COMPANY OF CCCC SECOND HARBOR ENGINEERING CO LTD +1

Modularized bridge pier anti-collision system and intelligent monitoring method thereof

The invention relates to a modularized bridge pier anti-collision system which comprises an anti-collision device and an intelligent monitoring device, and the anti-collision device is an annular protection body formed by splicing a plurality of prefabricated anti-collision plates and fixed to the circumferential face of a bridge pier in a surrounding mode. The prefabricated anti-collision plate comprises a composite inner core formed by stacking a plurality of layers of honeycomb energy dissipation core plates, and the density of the honeycomb energy dissipation core plates is gradually increased from the outer side to the inner side. The intelligent monitoring device comprises a sensor array, a storage battery, a charging and discharging controller, a data processing module, a wireless communication module and a remote monitoring center. The sensor array is a force sensor embedded in the center of a polyurethane buffer gasket on the inner side of the prefabricated anti-collision plate. The detection method comprises the steps that when the pier is collided, the sensor array is triggered, data information is collected in real time, a data packet is sent to the remote monitoring center through the wireless communication module, and the collision position and the damage condition of the pier are automatically monitored. The structure is efficient in disassembly and assembly, convenient to maintain and high in anti-collision adaptability, full-life monitoring of the bridge pier is achieved, and the protection performance is improved.
Owner:NINGBO CONSTR ENG GROUP

Intelligent modular guardrail and control method thereof

The invention relates to the technical field of intelligent guardrails, solves the problem that a modular guardrail in the prior art lacks comprehensive monitoring and unified power supply, and provides an intelligent modular guardrail. The guardrail comprises at least two guardrail stand columns and a connecting rod structure arranged between the stand columns, each guardrail stand column comprises a stand column base and a stand column body, and a mounting groove is formed in the side face of each stand column body; the connecting rod structure is detachably connected with the stand column body through a connecting structural part. The top of the stand column body is provided with a power module, the power module comprises a photovoltaic panel, a first energy storage unit and a wireless displacement vibration unit, the photovoltaic panel is electrically connected with the first energy storage unit, and the first energy storage unit is electrically connected with the wireless displacement vibration unit; the stand column body further comprises an imaging module, and the imaging module comprises a second energy storage unit and an imaging unit. The modularized guardrail has the advantages of being convenient to install and maintain, stable in energy supply and capable of achieving real-time monitoring.
Owner:DONGHUA UNIV

Warning device for building safety production

The utility model belongs to the technical field of building safety warning, and discloses a warning device for building safety production, which comprises a central shaft, moving wheels are fixedly arranged on the bottom surface of the central shaft, a base is arranged on the outer side of the central shaft in a sliding manner, a support plate is fixedly arranged in the base, and the support plate is fixedly arranged on the bottom surface of the central shaft. A first motor is fixedly arranged in the base, a main gear is fixedly arranged at the tail end of a main shaft of the first motor, an auxiliary gear is connected to the outer side of the main gear in a meshed mode and attached to the supporting plate, and a bottom plate is arranged in the auxiliary gear in a sliding mode. Therefore, the warning device can adapt to the grounds under different conditions, balance can be kept on some flat grounds or some uneven grounds, and therefore the situation that pedestrians or vehicles mistakenly enter a dangerous area due to the fact that the warning device is inclined or falls on the ground is avoided.
Owner:DONGGUAN MINCHENG PROJECT MANAGEMENT CO LTD

Isolation enclosure for airport non-stop construction

The utility model discloses an isolation enclosure for airport non-stop construction, and particularly relates to the technical field of airport construction, the isolation enclosure comprises a first supporting column, two mounting boxes are mounted on one side of the first supporting column, and mounting assemblies are arranged in the two mounting boxes; the mounting assembly comprises a push rod, a movable plate is fixedly connected below the push rod, sliding blocks are fixedly connected above and below the movable plate, and a plurality of first sliding grooves are formed in the inner side of the movable plate. Compared with the prior art, by arranging the mounting assembly, the movable plate can move by driving the sliding columns at one ends of the multiple sliding rods to slide in the first sliding grooves, and then the multiple movable plates are used for driving the clamping rods to be inserted into the grooves in the clamping plates, so that the labor intensity of constructors is reduced, the construction period can be greatly shortened, and the construction efficiency is improved. The influence on the normal operation of the airport is reduced, and the working efficiency is improved.
Owner:SHANXI STEEL STRUCTURE TECHNOLOGY CO LTD

Driving assistance method and system

A driving assistance system and method is provided that includes a plurality of magnetic markers having a magnet component configured to generate a magnetic field on a road surface, together with a pavement marking material that includes a RFID tag that is readable by a RFID tag reader. The pavement marking material includes encoded information that is conveyed to a vehicle's on-board sensing system that is adapted to obtain data through wireless communications. The magnetic markers are conformable, polymeric materials having viscoelastic properties such that vehicles having magnetic sensors can detect magnetic fields from the magnetic markers when positioned on a road surface.
Owner:KOVARIK JOSEPH E +1

Illuminating a road crossing to indicate a safe crossing condition for a user

System, methods, and other embodiments described herein relate to improving the safety of pedestrians at a road crossing. In one embodiment, a method includes acquiring sensor data about a pedestrian and a vehicle in surroundings of a road crossing. The method further includes identifying an intention to cross the road crossing of the pedestrian and a driving behavior of the vehicle. The method additionally includes determining a safety condition for the pedestrian to cross the road crossing based, at least in part, on the driving behavior. Moreover, the method includes controlling at least one lighting mechanism of the road crossing according to the safety condition.
Owner:TOYOTA MOTOR ENG & MFG NORTH AMERICA INC

Full-automatic safety door and system for station diversion

The utility model discloses a full-automatic safety door for diversion of a station, which comprises a handrail with a hollow interior; one end of the door body is mounted on one side of the handrail; a coupler is fixedly mounted at the top end of the base, and the bottom end of the handrail is in lap joint with the top end of the base based on the coupler; the lower edge of the bottom of the signal receiving control device is overlapped with the top end of the handrail; the driving unit is fixedly arranged in the handrail, the driving end of the driving unit is connected with the coupler, and the handrail is driven by the driving unit to rotate relative to the base and the signal receiving control device; the door body rotates at any angle along with rotation of the handrail, through the structure, the problems that an existing stainless steel sliding door needs to be manually opened or closed, automatic control cannot be achieved, time and labor force are consumed, and queuing type crowding is likely to be caused are solved, the utility model further discloses a system for flow guiding of the station, and the system is simple in structure and convenient to use. The device is used in cooperation with the safety door, the facility layout is adjusted, and the forward direction of passengers is guided.
Owner:BEIJING SANPU QIMING TECH DEV CO LTD

Two-component flexible road marking paint and preparation method thereof

The invention belongs to the technical field of coatings, and particularly relates to a two-component flexible road marking coating and a preparation method thereof. The two-component flexible road marking coating comprises a component A and a component B in a mass ratio of (2.5-3): 1, wherein the component A comprises 5-10 parts of bisphenol epoxy resin with the epoxy value of 0.4-0.55, 40-50 parts of polymer dihydric alcohol, 0.1-0.3 part of a catalyst, 10-15 parts of pigment, 15-20 parts of filler, 5-10 parts of an anti-skid material, 25-35 parts of internally mixed glass beads, 0.5-1 part of a dispersing agent, 0.5-1 part of a defoaming agent, 3-5 parts of a plasticizer and 30-60 parts of a solvent; the component B is a curing agent composed of modified isocyanate and an isocyanate tripolymer according to the mass ratio of (5-8): 1; the modified isocyanate is a compound which is prepared by carrying out hydrosilylation reaction on unsaturated isocyanate and siloxane with a silicon atom number of 2-4 and a hydrogen-containing terminal, and two ends of the modified isocyanate are isocyanato; the coating has excellent brittle fracture resistance, water resistance and wear resistance at low temperature.
Owner:HEILONGJIANG ZHONGTAI RUIZHI TECHNOLOGY CO LTD

Photovoltaic lighting structure for central isolation strip of expressway

The invention relates to the technical field of highway lighting, and particularly discloses a photovoltaic lighting structure for a central isolation strip of an expressway, the photovoltaic lighting structure comprises a plurality of foundation columns fixedly mounted on a highway pavement and a plurality of wave baffles mounted on the foundation columns, and a plurality of light holes are formed in the wave baffles; the lighting mechanism is arranged on the outer side of the outer wall, close to one side of the foundation column, in the wave baffle; the power mechanism is arranged in the middle of the road and can receive airflow flowing power generated when the two-way traffic flow passes through, convert the airflow flowing power and transmit the airflow flowing power to the lighting mechanism. The photovoltaic mechanism is arranged between the power mechanism and the lighting mechanism and used for providing electric energy for the lighting mechanism. The light-transmitting pieces can correspond to the light-transmitting holes in position, light of the lighting mechanism penetrates through the light-transmitting pieces to be projected on the road surface, and a plurality of warning irradiation areas with different distances from the wave baffle are formed. According to the invention, an integrated photovoltaic illumination structure with autonomous energy supply, anti-dazzle and accurate projection warning is realized.
Owner:YIRU ENERGY SAVING & ENVIRONMENTAL PROTECTION TECH (SHANGHAI) CO LTD

Smart speed bump and methods for energy generation

An energy generating speed bump assembly and a method for generating electrical energy therewith are described which integrate mechanical shock absorption with hydraulic power generation in a subterranean housing. The assembly includes a speed bump mounted within a channel configured for controlled vertical displacement. A helical compression spring connects the speed bump to a piston oil pump, converting vehicular kinetic energy into hydraulic pressure through a coordinated mechanical-hydraulic interface. The assembly includes a main oil reservoir and a compressed oil tank receiving hydraulic pressure to generate pressurized hydraulic fluid. The pressurized hydraulic fluid drives an oil turbine coupled to an electrical generator, facilitating power generation from vehicular traffic. The modular design of the assembly facilitates standardized installation within conventional roadway infrastructure. This integrated approach simultaneously provides traffic speed regulation and renewable energy generation while minimizing vehicular impact through controlled deceleration characteristics.
Owner:IMAM MOHAMMAD IBN SAUD ISLAMIC UNIV

Autonomous moving traffic cone robot and control method

The invention discloses an autonomous moving traffic cone robot and a control method, and belongs to the technical field of traffic cone robots. A traffic cone robot capable of moving autonomously comprises a base, an inflatable traffic cone cover is installed on the base, an inflation cavity is formed between the traffic cone cover and the base, the outer wall of the traffic cone cover is coated with reflective paint, a guide shaft and an inflation assembly are arranged on the base, and the guide shaft is used for guiding the expansion direction of the traffic cone cover. The inflating assembly is used for inflating and deflating the inflating cavity; through the design of the inflatable traffic cone cover, the traffic cone cover can be contracted after being deflated, the equipment size is greatly reduced, the single-time transportation number is increased, and the transportation cost is reduced; by means of the synergistic effect of the guide shaft and the inflation assembly, the expansion direction of the traffic cone cover can be accurately controlled, and day-and-night efficient warning is achieved in cooperation with outer wall reflective paint and built-in LED lamp beads; the buffering air bag on the outer wall of the base is communicated with the inflation cavity and can rapidly expand to form protection when being impacted, and the equipment damage risk is reduced.
Owner:PIZHOU ZHITONG INTELLIGENT EQUIPMENT CO LTD

Device and system for risk identification and early warning of expressway operation area

The invention discloses a device and a system for risk identification and early warning of an expressway operation area. The system comprises a portable pressure-sensitive deceleration strip, an integrated intelligent traffic cone and an engineering early warning vehicle, the two portable pressure-sensitive deceleration strips are arranged at the first-level early warning boundary and the second-level early warning boundary in front of the integrated intelligent traffic cone on the upstream of the operation area respectively and used for sending alarm signals to other associated equipment when it is detected that a vehicle on the high-speed early warning lane enters the early warning area; the integrated intelligent traffic cone is used for configuring integrated modules such as a monitoring camera, an audible and visual alarm and a character notice board according to an early warning effect when the traffic cone is automatically placed at a set position so as to identify risks inside and outside an operation area and perform early warning; and the engineering early warning vehicle is used for assisting in identifying risks inside and outside the operation area, processing early warning information and slowing down collision. By constructing the device and the system for identifying and early warning the risks of people, vehicles and equipment in the expressway operation area, the external vehicle intrusion risk and the internal personnel and equipment risk in the operation area can be actively found, an alarm prompt is given before the risks come, workers in the operation area are guided to rapidly evacuate, and casualties caused by accidents are reduced.
Owner:SHANDONG UNIV OF SCI & TECH

Modular common pole

The invention discloses a modularized common rod which comprises a main rod structure and a machine case, the main rod structure comprises a main rod body and a main rod appearance module, and the main rod appearance module comprises a plurality of main rod appearance pieces. The main rod body comprises a first main rod part and a second main rod part, and the second main rod part is longitudinally connected with the first main rod part. The main rod appearance piece is hung on the main rod body. The case comprises a case body, a case door and a case appearance part, the case body is provided with a top surface, a bottom surface and a main body surface, and the top surface is opposite to the bottom surface; the case door is arranged on one side of the main body surface; the main body surface is connected with the top surface and the bottom surface to form an accommodating space. And the second main rod part is longitudinally inserted into the case connecting port on the top surface. The case appearance part is hung on the main body surface of the case.
Owner:DARWIN PRECISIONS CORP

Municipal garden guard bar

The utility model discloses a municipal garden guard bar, and relates to the related technical field of municipal garden guard bars, the municipal garden guard bar comprises supporting vertical plates, the supporting vertical plates are symmetrically distributed, the supporting vertical plates are connected and fixed by arranging a connecting cross beam, the top of the connecting cross beam is provided with a mounting clamping groove, and the mounting clamping groove is connected with the connecting cross beam. And a green plant cultivation box matched with the mounting clamping groove is arranged on the inner wall of the mounting clamping groove. According to the municipal garden protection fence, the supporting vertical plates are connected and fixed through the connecting cross beams, the green plant cultivation box is preliminarily fixed through the mounting clamping grooves, the fixing gaskets are driven to rotate by rotating the pin shafts, and the fastening rotary knobs penetrate through the other sides of the fixing gaskets to be in threaded connection with the green plant cultivation box; the bottom of the green plant cultivation box can be conveniently limited and fixed through fixing gaskets, a fastening screw rod is driven by a fastening handle to be pushed inwards to be in threaded connection with the top of the green plant cultivation box, the top of the green plant cultivation box can be conveniently limited and fixed, and the mounting stability is improved while the green plant cultivation box is conveniently disassembled and assembled.
Owner:成武县市政园林环卫综合服务中心

Modular cabling and connection system comprising kerbs, junction boxes, corner boxes and associated uses

The invention is related to a modular wiring passage and junction system (10) for supplying power to electric vehicle chargers or other electrical devices in the public road.The modular system (10) of the invention comprises curb elements (11) connected and aligned with each other and with junction box elements (12) and corner box elements (13).To close the junction box (12) and the corner box (13) elements there exist junction box covers (15) and corner box covers (17) which are removable by means of a cover removal device (16).The curb element (11), the junction box element (12) and the corner box element (13) comprise through holes in their interior for the passage of wiring and on a front face an inclined portion (113) for an access ramp.
Owner:SMART ENERGY LAB - ASSOC +3

Building construction protection device

The utility model discloses a building construction protection device, and relates to the technical field of building construction protection. The building construction protection device comprises a cylindrical rotating shaft arranged in sequence, the outer surface of the rotating shaft is rotationally sleeved with a plurality of rotating sleeves, a sleeve is arranged on the outer surface of the rotating shaft, a plurality of open grooves are evenly distributed in the outer surface of the sleeve, the open grooves correspond to the rotating sleeves in position, and handrails are rotationally connected to the outer walls of the rotating sleeves through bolts. The handrail penetrates through the open groove and extends outwards, external threads are formed in the upper end of the outer wall of the sleeve, and a threaded cover connected with the external threads in a matched mode is arranged on the upper surface of the sleeve. By means of the mode that the rotating shafts of the rotating sleeves are in running fit, the rotating sleeves and the handrails on the rotating sleeves can rotate, so that the positions of the adjacent rotating shafts and sleeves can be adjusted through the handrails, the angle between the adjacent handrails can be adjusted, and the rotating sleeves are suitable for different use conditions.
Owner:曾伟