12results about How to "Clear force transmission path" patented technology

The invention relates to the technical field of civil engineering, in particular to a steel sheet pile supporting device. The steel sheet pile supporting device comprises a pile plate body, an enclosing purlin assembly and a steel pipe support, and the pile plate body is fixedly connected with the enclosing purlin assembly through a hanging piece; the enclosing purlin assembly comprises a front plate, a rear plate and I-shaped steel, the front plate and the rear plate are connected through at least two sets of first bolts, and the length of the first bolts is larger than the distance between the front plate and the rear plate. The I-shaped steel is inserted between the front plate and the rear plate, and the number of the I-shaped steel is 2-3; the steel pipe support is a steel pipe, the steel pipe support is connected with the front plate, at least two sets of first stiffening ribs are arranged at the end of the side, close to the front plate, of the steel pipe support, and the steel pipe support is in threaded connection with the supporting piece through the first bolt holes. According to the supporting device, the assembling procedure is greatly simplified, the connection between the steel pipe support and the enclosing purlin assembly is firmer and more reliable, the load effect under the full working conditions of supporting tension, pressing and the like can be effectively resisted, and the overall stability and the bearing capacity of the supporting device are further improved.

The invention discloses a rotary drilling all-in-one machine and a using method, and belongs to the technical field of rotary drilling, the all-in-one machine comprises a frame, a rotary platform, a slewing bearing and a drilling mechanism, and the drilling mechanism is installed on the frame through the slewing bearing and can be driven by the rotary platform to integrally and horizontally rotate; the drilling mechanism comprises a first outer slide way capable of swinging in a pitching mode, a first inner slide way arranged in the first outer slide way in a sliding mode, a second outer slide way rotationally arranged at the front end of the first inner slide way, a second inner slide way arranged in the second outer slide way in a sliding mode and a pile hammer installed on the second inner slide way. And a plurality of driving devices for driving horizontal rotation, pitching swing, two-stage stretching and retracting, tail end swing and the pile hammer to work are further arranged. Through multi-degree-of-freedom cooperative movement, large-range and multi-angle accurate positioning and flexible operation of the pile hammer in a three-dimensional space are achieved, and the multi-degree-of-freedom pile hammer has the advantages of being compact in structure, good in rigidity, convenient and fast to operate, high in capacity of adapting to complex working conditions, high in construction efficiency and the like.

The application provides a water plant channel system, which comprises a support module and a channel module; the support module comprises: a plurality of parallel and spaced main beams; a plurality of columns, the columns and the main beams one-to-one constitute a single-frame; a secondary beam, which is horizontally and longitudinally arranged at an outwardly extending end of the main beam; a cantilever; and the channel module is a light thin-wall channel, which is detachably installed on the main beam, the secondary beam and the cantilever and located in the single-frame. The support module retains the main structure of bearing and anti-seismic, removes the wallboard, reduces the dead weight, and can achieve a better anti-seismic target; the light thin-wall channel is detachably installed on the support module, the force transmission path is clear, the deformation and displacement of the channel at the end are enlarged, the pressure relief plate device is excited to drain water, and the'solid-liquid' coupling reaction of the channel during the earthquake is weakened. The formed channel system has good structure and anti-seismic performance, is beneficial to achieving the anti-seismic target, is convenient to install and remove, has low cost, has good equipment and instrument compatibility, and has small construction space limitation.

The application discloses a beam-slab-column assembled cross node connected by steel wedges, which comprises a column unit, four beam slabs matched with the column unit, a first opening arranged on each beam slab, a first groove arranged on the inner wall of the first opening, four beam slabs arranged in parallel and spliced to form a second opening, the column unit arranged at the second opening, a plurality of prefabricated part groups prefabricated in the column unit, each prefabricated part group comprising a pair of prefabricated parts, the first groove used for placing the prefabricated parts, a through hole arranged on the column unit and the beam slab, and a steel wedge penetrating through the through hole to fix the beam slab and the prefabricated part groups on the column unit, wherein the opening direction of the through hole is perpendicular to the opening direction of the first groove, and the two first grooves are arranged in perpendicular. The application has reasonable structure, clear force transmission path, extremely simple construction, industrialized batch production, detachable feature, recycling, high economic benefit and high environmental benefit.

The invention relates to the field of building structures, in particular to a spoke type single-layer rigid reticulated shell structure which comprises an inner ring beam, an outer ring beam and a plurality of inner ring beams. The outer ring beam is of a plane structure, and the plane where the outer ring beam and the plane where the inner ring beam are located are not coplanar; the web members are arranged between the inner ring beam and the outer ring beam and used for connecting and supporting the inner ring beam and the outer ring beam which are not coplanar. The inner ring beam and the outer ring beam which are not coplanar and the web members jointly form a reasonable spatial curved surface form, the overall structure is in a three-dimensional stress characteristic, an internal force self-balancing system is formed, only vertical force is transmitted to a lower supporting structure, and the bending moment effect is not generated. Compared with an existing frame and truss structure, the structure height of the support is smaller, the section of the lower supporting structure is smaller, and the structure is light, attractive and economical and applicable; compared with an existing spoke type tensioning structure, the tensioning structure is large in rigidity, small in deformation, easy and convenient to design and construct and higher in adaptability to a building envelope. The invention can be used for building roof structures.

The application relates to the technical field of a driving system of a hot-crossover vehicle, in particular to a double-clutch motorcycle gear shifting system which comprises a gear shifting driving source and a gear shifting shaft, the gear shifting driving source is used for driving the gear shifting shaft to translate, and the double-clutch motorcycle gear shifting system further comprises an auxiliary driving source, the auxiliary driving source is also used for driving the gear shifting shaft to translate. The application forms a double-power cooperative mechanism by adding the auxiliary driving source and the gear shifting driving source to jointly drive the gear shifting shaft to translate, and the gear shifting response speed is obviously improved.

The application provides a large-load lightweight aircraft, which comprises a fuselage, wings and several tail wings at the tail of the fuselage, wherein the fuselage comprises a front fuselage part and a rear fuselage part which are fixed through a butt joint frame; the front fuselage part comprises a front fuselage inner frame and a front fuselage outer skin structure, and the rear fuselage part comprises a rear fuselage inner frame and a rear fuselage skin structure, two tail wing connecting heads are symmetrically installed on the rear fuselage inner frame; the wings comprise a wing main body and an aileron, the wing main body comprises a wing skeleton and a wing outer skin structure; the aileron comprises an aileron body and aileron rib boxes installed at both ends of the aileron body; the tail wing comprises a stabilizer provided with a mounting groove at the rear side, and a control surface is installed in the stabilizer mounting groove, and the control surface is driven by a transmission shaft. The application maximally utilizes composite materials for lightweight design, and metal materials are used for reinforcement at key stress positions, so that the light weight, the maneuvering performance, the aerodynamic performance, the durability and the service life are guaranteed.

The invention discloses a terrace system for reducing settlement of a first floor building terrace, which is characterized in that the terrace system comprises a floor slab, a cushion layer, a ring beam, a constructional column, a bearing wall and a foundation beam, the floor slab is arranged at the lower part of the first floor, and the cushion layer is arranged below the floor slab; the ring beams are arranged on the periphery of the floor slab, and constructional columns are further arranged at the corners, the ends and the large-span middle position of the floor slab. The bearing wall is arranged on the lower portion of the ring beam, and a foundation beam is arranged below the bearing wall. Compared with the prior art, the rigid floor slab is arranged, the load of the rigid floor slab is directly transmitted to the pile foundation through the bearing wall and the foundation beam, and a backfill soil layer is completely bypassed. The settlement of the fill stratum has no influence on the surface of the floor (terrace), the problems of terrace settlement and cracking are fundamentally solved, the terrace system is independent, the design is simplified, and the terrace system is a self-contained system, is separated from a main body frame of a building and does not depend on the main body frame of the building. The influence on the design of the main body frame is avoided, and the design calculation of the floor structure is simplified. According to the terrace system, the ring beams and the constructional columns are arranged, so that differential settlement and temperature stress are effectively resisted, the terrace structure is higher in integrity, and the service life is longer.

The utility model provides a pipe pile splicing positioning device which comprises a sleeve arranged on the outer side of a pipe pile head and an inter-pipe positioning mechanism, the inter-pipe positioning mechanism comprises a positioning platform, an outer supporting piece and an inner supporting piece, and the outer supporting piece is movably arranged on the positioning platform and can move in the direction close to or away from the sleeve so as to abut against the inner wall of the sleeve; the inner supporting piece is movably arranged on the positioning platform and can move in the direction close to or away from the pipe pile head so as to abut against the outer wall of the pipe pile head. By arranging the positioning platform, the inner supporting piece and the outer supporting piece, a force transmission system of the casing pipe, the outer supporting piece, the positioning platform, the inner supporting piece and the pipe pile head is formed, the overall force transmission path is simple, clear and reasonable, enough support can be provided for the casing pipe to resist the lateral pressure of the outer side soil body borne by the casing pipe, and the construction efficiency is improved. The sleeve is prevented from deviating or inclining, and the construction quality of pile splicing is ensured.

This invention discloses a scaffold connector for easy disassembly of tall formwork structures, comprising uprights, horizontal bars, vertical diagonal bars, a movable hinge plate, and a connecting plate. The uprights and horizontal bars are connected by the connecting plate. The front end of the connecting plate has six connecting teeth, and the inner edge of the connecting plate has three V-shaped connecting hooks. The front end of the horizontal bar includes six horizontal bar protrusions and three diamond-shaped connecting hooks. The horizontal bar protrusions connect with the connecting teeth, and the diamond-shaped connecting hooks connect with the V-shaped connecting hooks. The movable hinge plate is connected to the horizontal bar, and its upper and lower ends are threaded to the diagonal bars. This scaffold connector, through the rational arrangement of the structure of each component, reduces the local pressure on the connecting plate, and the connecting plate and the horizontal bar can be quickly connected or disassembled using a simple push-pull engagement.

The invention relates to the technical field of railway line overhead engineering, in particular to a railway auxiliary beam overhead system and an implementation method. A plurality of cross beams are arranged in the extending direction of the track, each cross beam is arranged between the sleepers in a penetrating mode, the two ends of the cross beams are fixedly connected through longitudinal beams, and the longitudinal beams are detachably connected to the tops of the cross beams through high-strength bolts. The transverse lifting beams are supported at the bottoms of the longitudinal beams and fixed to a ground foundation through supporting structures, and a plurality of transverse beams are arranged between every two adjacent transverse lifting beams at intervals. According to the novel railway auxiliary beam overhead system, the advantages of an existing overhead system are fused, the stress mode that the transverse lifting beams and the longitudinal beams are combined is adopted on the whole, a transverse stress system of the transverse lifting beams and a longitudinal beam stress system of a local section are synergistically integrated, the problem that the span of the overhead system is limited is solved, stress is definite, and the construction efficiency is improved. The force transmission path is clear, and the structure is more stable.