537results about "Temporary pavings" patented technology

The invention discloses an anti-slip photovoltaic floor tile and a manufacturing method thereof, and relates to the technical field of photovoltaic building integration, and the anti-slip photovoltaic floor tile comprises an integrally packaged photovoltaic module. The rough anti-skid layer with a high friction coefficient is formed by adopting the glaze-plated anti-skid tempered glass layer and applying special pretreatment and a dry granular glaze sintering process, in the aspect of power generation performance, standard double-glass packaging is matched with the reflection synergistic effect of the white PVB adhesive film, the efficient and reliable photoelectric conversion capacity is ensured, and the service life of the photovoltaic module is prolonged. And excellent waterproof, dustproof, weather-proof and anti-aging performances are provided through comprehensive sealing protection, long-term durability in outdoor harsh environments is guaranteed, in addition, a lead hole is preset, the positive and negative electrode connectors capable of being quickly plugged and unplugged and a base is integrated with a lead channel design, convenient, safe and hidden wiring of electrical connection is realized, and the service life of the electric connector is prolonged. The installation and maintenance process is greatly simplified, the ground space utilization efficiency is remarkably improved, and the photovoltaic power generation function is perfectly integrated into ground pavement.

A fastening device system for connection at least a first and a second overlapping mats placed on the ground wherein the first mat is aligned over at least one connecting hole of the second mat, the fastening device system comprising, a housing having a first half and a second half wherein the first half and second half are attached together forming the housing. A pin having a foot disposed at the lower end thereof and a shaft having a helical shelf that engages the helical channel of the housing. The pin is configured so that when it rotates 90° in one direction to the housing the pin draws the foot closer to bottom of housing and provides at least one locking position of the foot and locking the foot in place.

The utility model discloses a bolted assembly type airport pavement structure, which comprises a plurality of adjacent prefabricated concrete upper cover plates and a plurality of prefabricated concrete base plates, the prefabricated concrete upper cover plates and the prefabricated concrete base plates are in bolted connection, each prefabricated concrete upper cover plate comprises an upper cover plate central part and four flange parts, the upper cover plate central part is a cube with the thickness of h, four flange parts with the thickness of h / 2 are arranged on the upper edges of the four side edges of the central part of the upper cover plate and partially extend outwards, the length of the long edge of each flange part is smaller than that of the central part of the upper cover plate, and the adjacent flange parts are not connected with each other; a boss is formed in the middle of the square precast concrete base plate with the thickness of h / 2, and the top face of the boss and the top face of the precast concrete upper cover plate are spliced to form a complete plane. The connecting mode is simple and practical, assembling and disassembling operation is easy and convenient, force transmission performance is excellent, and the stress requirement of an airport pavement structure is completely met.

A connection between substantially planar panels is disclosed. A panel comprises a panel body, said panel body comprising a pair of planar members, deployed in parallel spaced arrangement, and connected by an outer side wall. A connection assembly extends circumferentially from each panel body, with a connection assembly including a planar connection surface for engaging in a plane a corresponding connection surface on a second panel. The planar connection surface and the side wall defining an acute angle, wherein said plane is at an angle of 2°-8° to the plane of the panel bodies.

A paver system for paving a surface is provided. The paver system includes a plurality of cells interconnected to form a grid. The cells generally include six walls to form a hexagonal shape. The cells share at least two walls with adjacent cells, wherein the grid is arranged having parallel rows and columns of cells defining a parallelogram shaped grid. The grid defines four sides, wherein adjacent sides are not at a right angle, wherein select cells may have one or more walls which include a flexible expansion node, and wherein the cells are adapted to receive a filler.

A fastening system may include a union plate with four perforated holes aligned with mat corners. A device may include threaded receiver nuts within the perforated holes of the union plate. A device may include a tapered bolt with a threaded end, configured to engage the receiver nuts. A device may include a rubber washer and a tapered steel washer with a tapered center hole, arranged in the bolt assembly.

The invention belongs to the technical field of power equipment transfer, and particularly relates to a transfer tool and method for cross-cable-trench transfer of a circuit breaker in a limited space. The transfer tool is provided with a transfer chassis capable of achieving four-wheel independent driving and independent steering, a hydraulic jacking device capable of being independently adjusted at the four-wheel supporting position so as to control the transfer chassis to be horizontal, a detection device used for detecting the running posture of the transfer tool and a control device used for receiving the detection result output by the detection device and controlling the transfer chassis to be driven. The control cabinet is used for steering and lifting; the method comprises the steps of loading preparation, horizontal adjustment, ditch-crossing preparation and driving control, alignment adjustment and retreating of a transfer tool. The adaptability and safety of the transfer equipment in the complex environment can be effectively improved, and the efficiency and reliability of the transfer and installation process can be improved.

A bridge piece that can be used as a hose bridge extender or a railroad crossing. An exemplary bridge piece has a body having an undercut proximate one side, which undercut is positioned near a track when used as part of a railroad crossing.

The invention relates to a wireless charging fabricated pavement and a construction method thereof.The pavement comprises a prefabricated concrete pavement base plate, a prefabricated transmitting coil module, an asphalt mixture thin layer and a transmitting coil control system, and the prefabricated concrete pavement base plate is arranged on the bottom layer; the prefabricated transmitting coil module is installed on the prefabricated concrete pavement base plate and communicated with the prefabricated concrete pavement base plate to form a continuous structure, and the asphalt mixture thin layer is laid on the surface layer of the continuous structure to form a wireless charging pavement traveling layer. And the transmitting coil control system is connected with the precast concrete pavement substrate through a cable. Compared with the prior art, the invention has the advantages of rapid assembly, stable operation, convenient maintenance and the like of the wireless charging road surface.

The utility model discloses a quick repair pavement patch for municipal engineering, and particularly relates to the technical field of road maintenance, the quick repair pavement patch comprises a pavement, a patch assembly and an adjusting assembly, and the patch assembly and the adjusting assembly are placed above the pavement; the patch assembly comprises a limiting groove plate, a mold plate and an insertion rod. Through the synergistic effect of the patch assembly and the adjusting assembly, the inserting rods are evenly inserted into asphalt filler in the vibration tamping process, vibration tamping is accelerated, air is exhausted, dense distribution is ensured, and the bearing capacity and durability of a road surface are improved; after the assembly is removed, a concave-convex structure is formed on the asphalt surface, the heat dissipation area is increased to accelerate the cooling speed, meanwhile, the anti-skid performance is remarkably enhanced by improving the roughness, and the driving safety in rainy days is guaranteed. In addition, the sliding design of the adjusting assembly can flexibly adjust the overlapping range of the first rectangular groove and the second rectangular groove, the size of the surface protruding block is controlled, the antiskid requirements of different traffic scenes are met, and the universality and adaptability of the device are enhanced.

The invention discloses a cover-excavation method steel cover plate and a connecting and limiting method thereof, and belongs to the technical field of foundation pit engineering. Aiming at the defects of large vibration, high noise, poor driving comfort, insufficient rigidity, low repeated utilization rate, improper connecting and limiting measures and the like of an existing cover-excavation method cover plate, a vertical support-horizontal support-steel cover plate integrated structure system is constructed, and vertical support is formed by constructing a foundation pit enclosure wall and a stand column pile; a first reinforced concrete support serves as a transverse horizontal support, a section steel longitudinal beam is erected to serve as a longitudinal horizontal support, reliable limiting between steel cover plates and between the plates and the beams is achieved by matching reserved holes and clamping grooves with bolts and clamping section steel, and the flatness and the vibration reduction effect are optimized with assistance of a rubber vibration reduction cushion layer. The steel cover plate adopts standardized H-shaped steel assembly welding and fiber concrete surface layer design, and can be repeatedly used. The problem of vibration noise of the cover plate under dense vehicle load is effectively solved, deformation of the foundation pit is controlled, interference of construction to the surrounding environment and traffic is reduced, the requirements of energy conservation and emission reduction are met, and remarkable environmental protection benefits and economic benefits are achieved.

A final approach and takeoff (FATO) surface for a VTOL aircraft redirects downwash as outwash and may capture outwash from the VTOL aircraft to generate electricity. The FATO surface system may include a central solid plateau configured to capture downwash from the VTOL aircraft to enhance a ground effect for optimal stabilization during takeoff and landing. A floor grate surrounding the plateau may allow outwash to pass through to a subsurface where the outwash is channeled to exhausts or at least one turbine for generating electricity from the outwash. Redirecting the downwash to outwash reduces undesirable effects such as noise and airspeed associated with the VTOL aircraft. The electricity may be used to recharge the VTOL, electric vehicles parked at a vertiport of the FATO surface system, may be used by a building at the vertiport, or may be delivered to a local power grid.

The utility model discloses a forklift ramp platform with an anti-skidding function, which comprises a forklift ramp platform main body, a ramp is arranged on the forklift ramp platform main body, an anti-skidding component is arranged in the ramp, a mounting component is arranged on the side wall of the anti-skidding component, and the mounting component is arranged on the side wall of the anti-skidding component. The mounting assembly is used for fixedly mounting parts of the anti-skid assembly, and the parts of the anti-skid assembly can be quickly mounted and dismounted through the mounting assembly; when the forklift turns or inclines, the friction force between the surface of the ramp and tires of the forklift is greatly increased due to the action of the antiskid plates, so that the phenomenon of sideslip or rollover caused by insufficient road holding force is effectively avoided, the forklift is more stable when running in a complex environment, and goods are prevented from falling off due to slippage.

To provide a bridge member and hose bridge that can protect the surface of a hose from wear and tear. [Solution] A bridge member 21a in a hose bridge 10 that protects the hose 30 when a vehicle Pv passes over the hose 30, comprising a top plate portion 22 and two or more top plate support portions 24 that support the top plate portion 22, wherein a hose insertion passage 32 for passing the hose 30 along a direction Cd intersecting the direction Pd in ​​which the vehicle Pv passes is formed below the top plate portion 22 by the top plate portion 22 and the two or more top plate support portions 24, and a protective layer is formed on at least a part of the inner surface of the hose insertion passage 32 that faces the hose 30 passed through the hose insertion passage 32.

Structural cell formwork, cells and matrices using the structural cells for positioning below a hardscape that define a void space therein, the structural cell formwork, cells, matrices using the cells and methods of assembly allowing in one embodiment the introduction of a structural fluid such as concrete to provide an alternative structural cell and matrix product.

The invention relates to a large-span steel truss hoisting method for protecting a hollow floor structure, and the specific construction method comprises the following steps: after concrete pouring of the hollow floor structure is completed, carrying out covering geotechnical cloth maintenance for not less than 7 days; the stress condition of a hollow floor is analyzed through finite elements, the walking route of a 50-ton truck-mounted crane is planned to be fully paved on a roadbed box, the joint positions of the four end faces of the roadbed box need to fall on the center line of a rib beam, and the two side edges of the roadbed box are arranged close to the center line of a main beam; a steel base plate is arranged between the end of a roadbed box and a concrete beam, it is ensured that the distance between the roadbed box and a concrete slab is not smaller than 10 mm, a position sensor is used for monitoring at any time, and it is ensured that the deflection of the roadbed box is not larger than 10 mm; and the truck crane hoists the steel truss roof component on the roadbed box of the walking route. The method belongs to the technical field of large-span steel truss hoisting construction, the roadbed box and finite element analysis are combined, concentrated loads are conducted to a main stress structure, and a hollow floor structure is effectively protected against crushing damage during hoisting.

The utility model discloses an egg support type friction nanometer power generation pavement plate, the power generation principle of the plate is friction power generation and electrostatic induction coupling effect, current is generated through electron transfer generated by interaction between polar materials, and the purpose of pavement power generation is achieved. The plate at least comprises three structural layers, namely a compression-resistant protective layer, a friction nano power generation layer and a high-strength bearing layer from top to bottom, wherein the friction nano power generation layer is provided with a multi-layer egg support type insulating plate, a metal electrode layer, two friction surfaces which are attached to the friction nano power generation layer and have opposite polarities, an elastic support body and a rectifying circuit layer connected with the metal electrode layer. The utility model relates to a pavement plate with a function of collecting pavement vibration energy, which is arranged between a surface layer of a newly-built pavement and a structural layer or between structural layers of an existing pavement, and generates electric energy through a contact-separation friction process of a friction nanometer power generation layer under the action of vertical force and horizontal force generated by wheel load. And the application potential is wide.

The utility model relates to quick assembly type lawn protection board, including the board body, the board body upper end longitudinal interval is equipped with multiple rows of antiskid structure, and each row of antiskid structure includes the multiple antiskid lines A and antiskid lines B that are alternately set in sequence interval, the center of antiskid line A and antiskid line B is equipped with the through -hole respectively, the board body lower extreme longitudinal interval is equipped with multiple rows of openwork support structure, and each row of openwork support structure includes the multiple support rings that are set up in horizontal interval, the board body lower extreme is equipped with the grid reinforcing rib, the board body all around is equipped with the side plate respectively, the side plate and support ring lower extreme flush, openwork support structure and side plate inner wall connect, the outside of adjacent two side plates is respectively equipped with multiple clamping seats on interval, the clamping seat both sides are equipped with the card column respectively, and the inside of corresponding other two side plates is respectively equipped with multiple clamping slots that cooperate with clamping seat and card column and splice. Have the advantages such as reasonable in structure design, strong impact resistance, good antiskid effect, convenient and quick splice.

A bracket device for tree pit root management is provided, including at least three hexagonal bracket elements and a cover; wherein each hexagonal bracket element includes a center bracket, six side brackets, and six connecting brackets, a corner is formed between two adjacent side brackets, and an arc-shaped groove is formed at the top of each corner. The arc length of the top arc-shaped groove is one-third of the circumference of a circle. The connecting brackets connect the center bracket and the side brackets respectively. When three corners of the hexagonal bracket elements are connected, the top arc-shaped grooves of the three corners are connected to form a top circular groove. The cover comprises a convex ring inserted into the top circular groove. The bracket module formed by connecting multiple bracket devices supported by the columns to provide the overall structural strength and soil-supporting effect are better.

The invention provides a reusable full-prefabricated assembly type shortcut which comprises a plate assembly and a sleeper beam assembly arranged below the plate assembly, the plate assembly comprises a left side edge plate, a right side edge plate and a middle plate, and a road middle plate is arranged between the left side edge plate and the right side edge plate. The sleeper beam assembly comprises edge sleeper beams on the two sides and at least one middle sleeper beam arranged in the middle, and embedded steel bars are arranged on the inner peripheries of the edge sleeper beams and the middle sleeper beams. Steel pipe sleeves are arranged on the inner peripheries of the front sides and the rear sides of the left side edge plate, the road middle plate and the right side edge plate, the number of the steel pipe sleeves is consistent with that of the embedded steel bars, the steel pipe sleeves are inserted in one-to-one correspondence, and splicing seams of the edge sleeper beams and the middle sleeper beams and splicing seams of the road middle plate, the left side edge plate and the right side edge plate are transversely staggered. The prefabricated assembly technology is adopted, the number of plate standard parts is small, transportation and installation are convenient, recycling can be achieved, and the method is widely applied to various temporary roads or construction roads.

The disclosure provides a method and device for supporting the vertical and lateral loads on expedient ground surfaces. The disclosure provides a screw-type ground anchor with an external hollow stiffening cage to increase the ground anchor's lateral load bearing capacity and an anchor screw to provide vertical load bearing capacity without compromising its ease of installation. The anchor screw installs the stiffening cage concurrently while being installed by pressing down the stiffening cage while the anchor screw is rotated into the ground. By combining the stiffening cage with the anchor screw, rapid installation can be achieved while retaining lateral and vertical load bearing capacity.

The utility model relates to the technical field of crossing plates, and discloses a crossing plate and a guide plate, the narrower end of the guide plate body is arranged at the concave waist part of a sleeper adjacent to the crossing plate, the wider end of the guide plate body is connected with the crossing plate, and the inclined planes on the two sides of the guide plate body extend and are transited to a rail bearing groove of the crossing plate. When a train derails, under the action of the guide plates, the wheels can be gradually guided and transited into the rail bearing grooves of the crossing plate along the two side faces of the guide plates, and the situation that the train is turned over due to the fact that the train collides with the crossing plate is reduced or avoided. According to the technical scheme, the guide plate and the base platform can be additionally arranged on an existing crossing plate, the guide plate part and the base platform part can be integrally machined when the crossing plate is produced, and the crossing plate has the advantages of being simple in structure, convenient to transform, low in technology upgrading and improving cost and high in practicability.

The utility model belongs to the technical field of landscape gardens, and provides a detachable landscape stone splicing system which comprises supporting legs, a plurality of connecting pieces and a plurality of connecting pieces. The supporting plate is arranged between the supporting legs and the ground; the stone slab components are installed on the supporting legs through bolts, connecting pieces are arranged on the side walls of the sides, close to the ground, of the stone slab components, and the connecting pieces of the adjacent stone slab components are connected in a clamped mode through buckles. The system can be used for public activity space construction of municipal squares, parks, living communities and the like and can be disassembled and assembled according to needs, and the layout and style of the landscape stone are convenient to change and adjust. Meanwhile, the stone plate components and the connecting pieces are small in weight and size and low in transportation and installation cost, and have the advantages of being detachable, flexible, low in cost and the like, and more design and construction possibilities can be provided for public landscape construction. The common problems of high construction difficulty, difficulty in changing, high transportation cost and the like of the landscape stone in the construction site are effectively solved.

The utility model relates to an assembly type footpath system which comprises a metal footpath, a purline and a base, the metal footpath is in a double-inverted-U shape, the purline is in a U shape, the base is in an inverted U shape, the metal footpath is installed on the purline through bolts, the purline is installed on the base through bolts, and the metal footpath is installed on the base through bolts. The base is installed on an arch of the metal roof through bolts, the installation direction of the metal footpath is parallel to or perpendicular to the arch, the installation direction of the purline is perpendicular to the metal footpath, the installation direction of the purline is perpendicular to or parallel to the base, and the installation direction of the base is parallel to the arch. Compared with the prior art, materials are saved, meanwhile, the connection strength between components is high, and the strength of the metal roof is high when the metal roof is installed.