79results about How to "Strong ability to resist overturning" patented technology

The invention discloses a three-freedom-degree series-parallel omni-directional mobile transfer robot. The transfer robot comprises an omni-directional mobile chassis, a main slewing gear, a lifting device, parallel working arms, a tail end slewing gear and a clamp holder. The omni-directional mobile chassis is used for executing walking and steering tasks, the lifting device is connected with the omni-directional mobile chassis through the main slewing gear, the parallel working arms installed at the top of the lifting device are connected with the clamp holder through the tail end slewing gear and are used for adjusting the operation posture of the clamp holder. A series-parallel is adopted in a robot body, and the omni-directional mobile transfer robot has the advantages of being high in rigidity, large in carrying capacity, high in motion precision, large in operation space and the like; the clamp holder has six motion ranges and three independent motion freedom degrees and is high in motion flexibility; the tri-drive omni-directional mobile chassis can realize walking tasks of moving forward, or moving backward, or turning left or turning right, and is reasonable in structural design, and high in anti-overturning ability. In addition, the omni-directional mobile transfer robot has the advantages of being convenient to manipulate, and high in adaptability to road conditions.

The invention relates to the fields of intelligent robot, in particular to a multi-axis propulsion water search and rescue robot. The multi-axis propulsion water search and rescue robot comprises a central control platform, at least three downward projecting brackets are arranged along the circumferential direction of the central control platform, hinge cable devices are arranged on each bracket, hinge cable devices are hoisted with foldable lifesaving net under the central control platform through cables, a power float device is also connected at the lower end of each bracket, a controller is arranged on the central control platform, and the controller is communicated with the hinge cable device and a power float device. The multi-axis propulsion water search and rescue robot has various motion modes, such as hovering, advancing, retreating and 360 DEG free steering in water, has high stability, has high ability to withstand wind and wave, and can be a good alternative to the traditional rescue way; meanwhile the design of the foldable lifesaving net realizes the purpose of fast and safe lifesaving, can realize multiple tasks such as water search and rescue, the water surface monitoring, the water measurement and control and the like in complicated water area and bad weather condition, practicability is high, flexibility is good and popularization prospect is good.

The invention discloses a method for improving slope stability of expansive soil and controlling structural damage of the expansive soil. An expansive soil slope form obtained through the method prevents direct contact of the expansive soil and the atmosphere and effectively avoids weathering of the expansive soil. A water-proof geomembrane is covered on a surface layer of the expansive soil, drainage facility is arranged on the surface layer of the expansive soil, variation range of water-containing rate in the expansive soil can be effectively reduced, and expansive deformation of the expansive soil is reduced. An overlaying load function further limits expansive and shrinkage deformation of the expansive soil and generation and development of fractures, avoids structural damage of the expansive soil, and prevents the structural strength from being reduced, each stagee of stopping wall adopts a flexible protection structure which can avoid damage of the structure caused by discordant deformation between the expansive soil and the structure, so that a slope protection structure has strong capacity to be adapted to deformation and antidumping capacity. The method for improving slope stability of expansive soil and controlling structural damage of the expansive soil is simple and convenient to construct and good in effect.

The invention discloses an integrated type road cutting retaining wall aiming to solve the problems that a retaining wall slides, shifts, overturns or even cracks or damages caused by dislocation of the retaining wall and a side ditch because the antiskid and anti-overturn capacity is not enough when a wall back slope is unstable, soil body lateral pressure is excessive or a wall front road bed or foundation sinks. The integrated type road cutting retaining wall comprises a wall body located outside a slope to be supported and blocked, antiskid tenons arranged at the bottom of thewall body, and a drainage side ditch arranged outside the wall body. The wall body, the antiskid tenons and the drainage side ditch form an integrated structure. According to the integrated type road cutting retaining wall, the cutting retaining wall and the side ditch are combined into a whole, and the antiskid and anti-overturn capacity is high.

The invention discloses an anchor pile type caisson foundation, which includes a foundation body. A bore grouting pile is arranged below the foundation body. The invention also discloses a construction technique for an anchor pile type caisson foundation which includes the following steps: (1) sinking the caisson to a designed elevation; (2) drilling and grouting concrete in the caisson to form a bore grouting pile; (3) pouring bottom sealing concrete at the lower end of the caisson to carry out bottom sealing; (4) sealing the top part of the caisson. The invention fully optimizes the characteristics of the caisson foundation and a pile foundation; has a plurality of advantages and characteristics of reducing the construction cofferdams, reducing the project amount of the foundation, fastening the construction speed and having remarkable economic benefits; has extremely high popularization and application values.

The invention provides a track-deformable robot moving platform for a dangerous hazard site environment. The track-deformable robot moving platform for the dangerous hazard site environment comprisesa robot body, two passive self-adapting track modules and an information acquiring module, wherein each passive self-adaptive track module comprises a track, a passive self-adapting mechanism, four fixing supporting frames, three track driven wheels, four track bearing wheels and a track driving wheel; the fixing supporting frames are inverted Y-shaped frames, and every two fixing supporting frames form a group, and the two fixing supporting frames in each group are leftwards and rightwards symmetrically connected through corresponding connecting shafts; two track bearing wheels are correspondingly fixed to two end parts of Y shapes of the lower parts of the fixing supporting frames in each group through the corresponding connecting shafts; and one track driven wheel is fixed to the upperpart of each of the fixing supporting frames in each group through the corresponding connecting shaft. According to the moving platform, the shape of the tracks can be flexibly passively changed basedon the size of a barrier in the environment, and the contact area between the track and the barrier can be increased, and thus the barrier crossing capacity of the moving platform is improved.

The invention relates to a method for preparing a shell square reef, which comprises the following steps of: (a) constructing the base, support column and beam structures of the shell square reef by selecting reinforcing steel bars with appropriate sizes; (b) pouring concrete towards the constructed steel structure of the shell square reef; (c) when the shell square reef is poured to be formed and the concrete on the surface of the shell square reef is not dried, inserting shells into the surfaces of the support columns and the beam; and (d) drying the concrete completely for forming to obtain the shell square reef which can be used. The invention also provides the shell square reef. The method has the advantages that: the shell square reef is manufactured by using reinforced concrete as a raw material, is provided with the base, and is high in stability and capacity of impact resistance, drifting resistance and overturn resistance; the shell square reef can generate shadows, adsorb algae and shellfish and attract fish to spawn or avoid stormy waves and natural enemies and provide excellent habitats for the fish to fulfill the aims of protection, proliferation and the improvement of fish catch.

The invention relates to finished pipelines, in particular to a transportation tool for finished pipelines with flanges. The transportation tool for the finished pipelines with the flanges comprises m*n units, wherein m and n are both larger than or equal to two. Each unit is a square box which is formed by two flange clamping racks in a splicing mode. The dimensions of the square boxes are matched with those of flanges of pipelines to be transported. Connecting edges are arranged at the splicing portions of every two flange clamping racks and are fixedly connected through bolts and nuts. The flanges at the two ends of each finished pipeline with the flanges are clamped into the corresponding units respectively. According to the transportation tool, the original mode of stacking of the flanges and pipe bodies is changed to the mode of stacking of the flanges, stacking of the flanges can bear large pressure, and the stacking height of the pipelines is greatly increased. The units can be connected horizontally and longitudinally, and the stability of the pipelines in the stacking and transportation process is improved.

The invention belongs to the technical field of unmanned underwater vehicle deploying and retrieving, and discloses an unmanned underwater vehicle deploying and retrieving system and deploying and retrieving method. The system mainly comprises an unmanned ship control module, a deploying and retrieving device, a snorkeling module, a power module and a ship service information processing module which are arranged on a semi-submersible unmanned ship. The ship service information processing module is connected with a navigation positioning module, a target recognition device and a sensor module;the system also comprises a remote monitoring module which is arranged on the ground; the deploying and retrieving device comprises a locking device and an auxiliary clamping device matched with the locking device for use; the locking device can limit horizontal displacement and rotation of the unmanned underwater vehicle, and the auxiliary clamping device can limit vertical sliding of the unmanned underwater vehicle and has higher anti-overturning capacity. The invention solves the problem that in the prior art, when the unmanned underwater vehicle is laid and recovered through a semi-submersible ship, there is no device capable of automatically and rapidly laying and recovering the unmanned underwater vehicle.

The invention relates to a building block for forming a wall structure. A plurality of similar building blocks are alternately superposed continuously in the wall. The building block is a longitudinal section material and comprises a top surface, a bottom surface and two end surfaces; the cross section of the building block is integrally in a downward horn mouth shape; the middle part of the top surface has a ridge, and two sides of the top surface are low, thereby forming a left supporting slope and a right supporting slope; the building block has the shape and the size, thus when three similar building blocks are superposed from top to bottom, the ridge of the undermost building block is higher than the base part of the topmost building block; the lower part of each supporting slope is provided with a shoulder table which comprises an upper table surface, a table bottom surface and a transverse lateral surface; the upper table surface, the upper slope and the middle ridge form the top surface; and when the building block is superposed with the upper similar building blocks to form the wall, protrusions formed by slopes at two sides are bonded with horn notches on the bottom surfaces of the upper similar building blocks. The invention can prevent water leakage of any surface of the formed wall, simultaneously enables the wall to have stable shock resistance, and is suitable for various buildings and various construction methods.

The invention provides a pipeline joint device capable of achieving multi-degree-of-freedom active adjustment and butt joint. A pipeline support and a supporting adjustment device are installed on thetwo sides of the upper surface of a base; a straight pipe connecting pipe is installed on the top of the pipeline support; an outer sleeve is installed on the top of the supporting adjustment device;the end, close to the outer sleeve, of the straight pipe connecting pipe is connected with an inner pipe in a sealed and sliding manner through a radial compensator; the radial compensator is composed of a connecting pipe and corrugated pipes at the two ends; and at least two universal joint adjusters are connected between flanges at the two ends of the radial compensator. According to the pipeline joint device, the pipeline support is a fixed end support, the supporting adjustment device based on a 4-PSS parallel mechanism is a movable end support, and the outer sleeve can be driven to movein the axial direction and rotate in the circumferential direction relative to the inner pipe; and meanwhile, the outer sleeve and the inner pipe can be driven to move in the radial direction throughthe flexibility of the radial compensator, finally, axial and radial movement and circumferential rotation of the outer sleeve and the joint device are achieved, and butt joint connection of the outersleeve and joints at different external positions is facilitated.

The invention discloses a rounded-rectangle-shaped suction foundation and steel sheet pile combined breakwater structure. The structure is formed by connecting a plurality of single set structures. Each single set structure is composed of an upper portion and a lower portion, wherein the lower portion is composed of a rounded-rectangle-shaped thin-wall foundation, internal parting walls and coverplates, the cover plates are arranged on the upper surface of the rounded-rectangle-shaped thin-wall foundation, a ventilating water valve is arranged on the cover plate corresponding to each partingcabin, a single set or a plurality of sets of steel insert grooves are pre-buried in the outer wall of the rounded-rectangle-shaped thin-wall foundation, and steel sheet piles are arranged in the steel insert grooves; and the upper portion is composed of an inner cup opening ring beam, an outer cup opening ring beam and a wave retaining cylinder, the inner cup opening ring beam and the outer cup opening ring beam are fixed to the upper surface of a rectangle in the middle, the bottom ring of the wave retaining cylinder is fixed into a ring shape between the inner cup opening ring beam and theouter cup opening ring beam, and lap-joint lugs are arranged on the wave retaining cylinder. The single set structures which are arranged adjacently are connected through the adjacent steel sheet piles. The rounded-rectangle-shaped suction foundation and steel sheet pile combined breakwater structure has the advantages that recycling is achieved, no foundation needs to be excavated, and accordingly, the environment is protected.

The invention belongs to the technical field of offshore wind power foundations, and discloses a long and short pile bucket foundation suitable for deep water complex sea areas and a construction method of the bucket foundation. The bucket foundation comprises a bucket structure composed of a bucket top cover and a bucket apron board. A plurality of side tanks are arranged in the bucket structure.A plurality of short piles are evenly and annularly distributed in the bucket structure, and the short piles are arranged in the side tanks. The top ends of the short piles are flush with the buckettop cover, holes are formed in the portions, corresponding to top openings of the short piles, of the bucket top cover, and the bottom ends of the short piles are basically flush with the bucket apronboard. A long pile is embedded in each short pipe, the tops of the long piles of the bucket foundation arranged in place are cut off to be flush with the bucket top cover, and the top ends of the long piles and the top ends of the short piles are subjected to cover sealing treatment together. According to the construction method, the long piles are driven into the earth and then the bucket structure is sunk or the bucket structure is sunk and then the long piles are driven into the earth. The bucket foundation has good anti-overturning performance, skid resistance and stability, high in bearing capacity and precise to construct and install, the installation stability and safety of the bucket foundation in the deep water complex sea areas are improved, and the application range of bucket foundation installation is expanded.

The invention discloses a novel plug-in steel cylinder wind power base, and relates to the technical field of offshore wind power base. The novel plug-in steel cylinder wind power base comprises an upper jacket structure, a first lower base steel cylinder structure and a second lower base steel cylinder structure, the upper jacket structure comprises a jacket, diagonal supports, a fan connection transition section, leg piles, the lower base steel cylinder structures comprise steel cylinders, transverse trapezoidal ribs are fixed to the inner walls of the steel cylinders at an equidistant distance in the circumferential direction, and reserved steel sleeves matched with the leg piles are arranged on transverse trapezoidal ribs in a penetrating mode. The novel plug-in steel cylinder wind power base is large in base rigidity, high in anti-overturning ability and high in anti-deformation ability, because the jacket is of a transparent structure, the novel plug-in steel cylinder wind powerbase is less loaded by waves and currents, high safety is achieved, the steel cylinders are used as a basic structure, are good in the sinking ability and high in speed and adapt to various geologicalconditions, all elements are prefabricated on land and transported to the construction site for installation, the efficiency is high, and the novel plug-in steel cylinder wind power base is less affected by the weather and can be used for wind power base application under complex sea conditions.

The invention discloses a mooring foundation with multiple lines of steel piles and waste tires symmetrically distributed and a construction method of the mooring foundation. The mooring foundation comprises waste tire balancing weights, the steel piles and a connection support. The connection support comprises main connection plates distributed in a cross-shaped manner. Auxiliary connection plates parallel to one main connection plates are arranged at the two ends of the other main connection plate correspondingly. A hanging ring is arranged at the position where the two main connection plates are connected with each other. The portions, close to the two ends, of each auxiliary connection plate and the portions, close to the two ends, of each main connection plate parallel to the auxiliary connection plate are each provided with a casing pipe and a sleeve. Construction holes are formed in the upper portions of the casing pipes correspondingly. The steel piles are sleeved with the six casing pipes correspondingly. An anchor chain is tied and fixed to the hanging ring. Construction auxiliary steel irons are tied on the construction holes of the six casing pipes, then, the connection support is placed in the sea to make contact with a seabed, the waste tire balancing weights are sleeved with the six casing pipes correspondingly on the basis of the construction auxiliary steel irons, and the waste tire balancing weights press the connection support and press the steel piles in the seabed; and construction is completed through the steps of immersion point positioning, waste tire balancing weight immersion, mooring foundation posture check and the like.

The invention discloses a construction method of embedded assembly type H-shaped steel framework hidden type stone masonry walls. The construction method comprises the following steps that when the stone walls are built, embedded connecting pieces are connected through anchor bolts, H-shaped steel A is vertically placed into the embedded connecting pieces, the H-shaped steel A is in bolted connection with the embedded connecting pieces; then yellow mud is adopted for building various stones around the H-shaped steel A in a staggered mode to form effective connection with the walls; meanwhile,the H-shaped steel B is transversely placed at the preset position on the walls, and H-shaped steel connecting pieces and the vertical H-shaped steel A are connected to form a H-shaped steel frameworkwhole; and finally, the stone walls are built in sequence, the H-shaped steel component frameworks are wrapped in the walls, and the fabricated steel framework hidden type stone masonry structure house with the embedded H-shaped steel is formed. According to the construction method, the vertical H-shaped steel A and the transverse H-shaped steel B are used for replacing a ring beam and a constructional column, the construction process of integrally casting the ring beam and constructional column concrete in situ is omitted, the construction progress is greatly accelerated, the construction period is shortened, the construction quality is guaranteed, and the overall stability and the anti-seismic property of the hidden stone wall are improved.

The invention discloses an assembled type anchoring system applicable to a hard seabed. The assembled type anchoring system applicable to the hard seabed is formed by assembling four components, namely a cement anchor main body, a first-stage counterweight block, a second-stage counterweight block and a third-stage counterweight block; each component is prefabricated from reinforced concrete; the components are relatively light and are convenient for transportation and hoisting, each component is in an axisymmetric cylinder shape, and a whole body with a larger bottom and a smaller top is formed after assembling. The assembled type anchoring system provided by the invention is relatively applicable to a hard seabed area, has the characteristics of heavy weight, same properties in the direction of 360 degrees and relatively low center of gravity, can adapt to storm wave action in random direction, can provide a relatively strong anchoring force and is simple in assembly and construction process; Meanwhile, the components can be hoisted and lifted off one by one according to a sequence opposite to the assembly process, the whole anchoring system is disassembled, carried and repeatedly utilized, and even an individual component and part can be replaced as required.

The invention discloses an anchorage foundation formed by three groups of annular waste tires and steel piles. The anchorage foundation comprises annular waste tire weight balancing blocks, steel piles and a connecting bracket, the connecting bracket comprises a base plate, three connecting plates distributed at intervals are arranged on the outer edge of the base plate, a hanging ring is arranged on the upper end face of the base plate, the upper end face of each connecting plate is provided with a casing pipe and a sleeve, the sleeves are located on the outer side, and construction holes are formed in the upper portions of the casing pipes; during working hours, each steel pile is sleeved with the corresponding sleeve for fixation, an anchor chain is tied and fixed to the hanging ring, construction auxiliary iron wires are tied to the construction holes, the connecting bracket is put into sea to make contact with a seabed, the three casing pipes are sleeved with the annular waste tire weight balancing blocks on the basis of the construction auxiliary iron wires, and the weight balancing blocks press the connecting bracket and press the steel piles into the seabed to form the net cage anchorage foundation; construction is completed through the steps of sinking point positioning, waste tire weight balancing block sinking, anchorage foundation posture checking and the like. The anchorage foundation is easy to manufacture and convenient to construct, and has economy and practicability.