29results about How to "Good force transmission effect" patented technology

The utility model discloses a tray with high bearing capacity, which belongs to the technical field of trays, and comprises a panel, at least one first mounting groove is arranged on the panel, the first mounting groove is arranged along the length direction of the panel, and a plurality of foot grooves which are sunken downwards are arranged on the panel; the supporting legs are arranged at the bottom of the panel, the supporting legs are located below the foot grooves, and second mounting grooves are formed in the supporting legs; the bearing plate is arranged in the first mounting groove; the reinforcing ribs are connected into the second mounting grooves in the corresponding supporting legs, and the bottom surfaces of the reinforcing ribs are flush with the bottom surfaces of the supporting legs. Compared with the prior art, the problems that a tray is low in supporting strength and prone to deformation can be solved.

The invention discloses a multi-cylinder single-action reciprocating fertilization pump, and belongs to the technical field of agricultural mechanical equipment. The modularized pump body is formed by combining multi-cylinder pump bodies, the modularized pump body is installed on the modularized pump head body, a piston element is arranged in each working cavity corresponding to the multi-cylinder pump body, the stroke volumes of the multiple piston elements in the corresponding working cavities are equal, and phase angles are staggered by 0-180 degrees; a liquid inlet and a liquid outlet which are communicated with the corresponding working cavities of the multi-cylinder pump body are formed in the modularized pump head body; the bidirectional offset crank connecting rod mechanism is provided with an optimal transmission angle, and the bidirectional offset crank connecting rod mechanism serves as a driving power end and is in driving connection with a piston element of the three-cylinder pump body so as to drive the piston element to do reciprocating rectilinear motion in the corresponding working cavity; and the valves are mounted at the liquid inlet and the liquid outlet. The multi-cylinder single-action reciprocating type fertilization pump has the advantages of being excellent in force transmission performance, flexible in combination, high in transmission efficiency and the like.

The utility model provides a force transmission structure of a vehicle body and a vehicle, a battery pack frame is integrated in the vehicle body, and doorsill beams on the left side and the right side of the vehicle body form side frames on the left side and the right side of the battery pack frame; the force transmission structure comprises a battery pack cross beam connected between the doorsill beams on the two sides, and the battery pack cross beam comprises a front cross beam arranged close to the front ends of the doorsill beams on the two sides, a rear cross beam arranged close to the rear ends of the doorsill beams on the two sides and a reinforcing cross beam located between the front cross beam and the rear cross beam. A battery pack inner cavity is defined among the front cross beam, the rear cross beam and the threshold beams on the two sides, the reinforcing cross beams are located in the battery pack inner cavity, and the reinforcing cross beams are arranged in the front-back direction of the whole vehicle at intervals. The lateral rigidity and the lateral force transmission channel of the vehicle body can be increased, and the lateral collision safety of the whole vehicle can be improved.

The utility model provides a frame longitudinal beam, a frame structure and a vehicle. The frame longitudinal beam comprises a longitudinal beam body and an energy absorption piece arranged at the front end of the longitudinal beam body in the front-back direction of the whole vehicle. Wherein the longitudinal beam main body and the energy absorption piece are tubular, extend in the front-back direction of the whole vehicle, are integrally formed and are connected in an inserted mode. According to the frame longitudinal beam disclosed by the utility model, the longitudinal beam main body and the energy absorption piece are integrally formed, so that the number of parts of the frame longitudinal beam can be reduced, the welding length can be reduced, the precision and the force transmission effect of the frame longitudinal beam can be improved, and the rigidity and the strength of the frame longitudinal beam can be improved; therefore, the overall collision safety and durability of the frame can be improved; and the energy-absorbing piece is connected with the longitudinal beam main body in an inserted manner, so that the energy-absorbing piece is convenient to replace, and the maintenance cost of the frame longitudinal beam can be reduced.

The utility model provides a side wall inner plate structure and a vehicle. The side wall inner plate structure comprises a roof side rail inner plate, a B column inner plate and a top cover cross beam connecting plate. The top cover cross beam connecting plate is lapped on the inner side of the roof side rail inner plate and is used for connecting a top cover cross beam; the top of the B column inner plate is in lap joint with the outer side of the roof side rail inner plate, and the lap joint portions, on the roof side rail inner plate, of the B column inner plate and the top cover cross beam connecting plate are at least partially overlapped. According to the side wall inner plate structure, the lap joint part is arranged at the top of the B-column inner plate, and the lap joint part, the inner wall of the upper edge beam and at least part of the top cover cross beam connecting plate are connected in an overlapped mode, so that the connecting strength between the B-column inner plate and the upper edge beam inner plate and between the B-column inner plate and the top cover cross beam is improved, and the supporting performance and the force transmission performance of the top position of the side wall B-column inner plate are improved; therefore, the safety of the vehicle is improved.

The present invention discloses a skid-mounted base for a gas generator set, relates to the technical field of gas generator sets, solves the problem of limited bearing capacity of an existing generator set base, and improves the strength and rigidity of the base. The specific scheme is as follows: it comprises a bottom beam and a cross beam of a square tube structure, wherein two bottom beams are provided, the two bottom beams are arranged opposite to each other, a plurality of cross beams are arranged between the two bottom beams, the cross beams penetrate the bottom beams and are welded together with the bottom beams, and a support base for supporting the generator set is also fixedly provided on the bottom beam and the cross beam.

The invention discloses a temporary supporting method for a prefabricated unit module, which comprises the following steps of: in the prefabricating process of the unit module, pre-burying bent anchor bars sleeved with internal thread sleeves at the positions of a hole top beam and a hole side wall; after the unit modules are prefabricated, trying to install temporary supports after demolding, and determining the positions of connecting holes; after holes are formed in the two end plates respectively, temporary supports are in place to the unit modules, the two ends of each temporary support abut against a hole top beam and a hole side wall of the corresponding unit module respectively, and the temporary supports are connected with the unit modules through bolts; the unit modules can be hoisted, transported and installed; after the unit modules are installed, the temporary supports can be detached. By applying the temporary supporting mode, the hoisting load of the top beam of the large hole can be effectively shared to the side wall of the hole through the temporary support, excessive reinforcement for the top beam of the large hole is not needed, deformation and cracking of the top beam of the hole under the hoisting working condition are effectively reduced, and the safety of the top beam of the hole is guaranteed. In addition, for different batches of prefabricated unit modules, various error deviations are different, and the temporary support can be recycled.

The utility model provides a vehicle body side wall rear portion force transmission reinforcing structure and a vehicle, and belongs to the technical field of vehicles, the vehicle body side wall rear portion force transmission reinforcing structure comprises a C column assembly, a D column assembly and a rear wheel cover assembly, the C column assembly is connected with the D column assembly through a CD column connecting plate, and the D column assembly is connected with the rear wheel cover assembly through a rear wheel cover and side wall connecting plate. The rear wheel cover assembly and the C column assembly are connected to form a closed-loop force transmission channel. The front end and the rear end of the sound amplifier installation support are connected with the rear wheel cover assembly and the D column assembly respectively to form a first force transmission channel. And the upper end and the lower end of the back door controller mounting bracket are respectively connected with the CD column connecting plate and the sound amplifier mounting bracket to form a second force transmission channel. The excitation force is decomposed, attenuated and counteracted in the force transmission process of the closed-loop force transmission channel and the different force transmission channels and gradually becomes weak, the risk of vibration noise of the rear row seats is reduced, and the experience feeling of rear row passengers and the durability of the whole vehicle are improved.

The utility model relates to the technical field of assembly connecting structures, and discloses a steel column and wood beam assembly connecting structure which comprises a steel column and a wood beam, a supporting plate is arranged at one end of the steel column, a steel column connecting component is arranged on the supporting plate in a penetrating mode, and a wood beam connecting component is arranged at the end, away from the steel column, of the steel column connecting component. The steel column connecting part and the wood beam connecting part are of an integrally-formed structure, and the wood beam connecting part is of a cross-shaped structure. A through mounting clamping groove is formed in the wood beam, and the outer diameter of the side edge of the wood beam connecting component is matched with the inner diameter of the mounting clamping groove; l-shaped side edge plates are arranged on the side faces of the wood beams, and third screw holes are formed in the side faces of the L-shaped side edge plates. According to the steel-wood combined joint, safe and reliable connection of beam-column joints is achieved, steel and wood components can be better fused in a building structure, and the steel-wood combined structural form can more widely meet the requirements of various building structures.

The utility model provides a torsion box which comprises a torsion box body connected to a vehicle body and a reinforcing beam connected to the torsion box body. A total force transmission cavity is defined by the torsion box body and a vehicle body. The reinforcing beams are located in the force transmission main cavity, and force transmission branch cavities are defined in the force transmission main cavity. And at least part of cavity bodies of the force transfer sub-cavities are aligned with the cabin longitudinal beam front section in the front-back direction of the vehicle body. According to the torsion box, a direct force transmission channel can be established in the front-back direction of a vehicle body, the force transmission effect is improved, the overall rigidity of the torsion box body can be improved, and then the torsion resistance of the vehicle body is improved; therefore, the reinforcing beams are arranged in the force transmission main cavity to define the force transmission branch cavities, the overall torsion performance of the vehicle body can be improved, the collision force transmission performance of the vehicle body can be improved, and then improvement of the performance of the whole vehicle is promoted.

The utility model provides a front cabin assembly and a vehicle. The front cabin assembly comprises two front cabin longitudinal beams symmetrically arranged on the left side and the right side of the bottom of a front cabin, an upper transverse support and a lower transverse support, wherein the upper transverse support and the lower transverse support are arranged between the middle sections of the two front cabin longitudinal beams in a vertically spaced mode. The two ends of the upper transverse support are in lap joint with the tops of the front cabin longitudinal beams on the two sides respectively, and the two ends of the lower transverse support are connected to the bottoms of the inner sides of the front cabin longitudinal beams on the two sides respectively. According to the front cabin assembly, an upper transverse support and a lower transverse support which are vertically arranged in a spaced mode are arranged between the middle sections of two front cabin longitudinal beams, the two ends of the upper transverse support are in lap joint with the tops of the front cabin longitudinal beams on the two sides respectively, and the two ends of the lower transverse support are connected to the bottoms of the inner sides of the front cabin longitudinal beams on the two sides respectively. The structural strength of the middle area of the front cabin assembly is improved, the force transmission path of the front cabin is increased, and therefore the collision force transmission and dispersion effect of the front cabin assembly is improved, and the safety of a vehicle is improved.

The utility model relates to a pier-beam fixed joint structure of a beam-arch combined system bridge, in particular to a pier-beam fixed joint structure of a steel-concrete combined arch rib and a steel box beam in the beam-arch combined system bridge, which comprises the steel box beam and the steel-concrete combined arch rib. Through holes are formed in the positions, corresponding to the reinforced concrete combined arch ribs, of the middle of the steel box girder, and the reinforced concrete combined arch ribs penetrate through the steel box girder and then extend upwards. A steel corbel supporting main beam used for supporting is arranged on the lower side of the joint position of the steel box beam and the reinforced concrete combined arch rib, and the top of the steel corbel supporting main beam is fixedly connected with the bottom of the steel box beam. The two webs on the inner sides of the steel box girder and the steel corbel supporting main girder are anchored with the reinforced concrete combined arch rib, and prestressed steel bars are arranged to fix the two webs on the inner sides of the steel box girder and the steel corbel supporting main girder with the reinforced concrete combined arch rib into a whole. The connecting structure is simple in structure and good in force transmission effect, and the stability, the bearing performance and the safety of the structure are greatly improved.

The utility model discloses a parapet wall structure which comprises an upper portion and a lower portion, the lower portion is a reverse ridge integrally prefabricated with a floor slab, and the parapet wall structure is characterized in that the upper portion is a prefabricated parapet wall body, a connecting box is installed at the bottom of the parapet wall body, a connecting rod is installed in the reverse ridge, the top of the connecting rod is inserted into the connecting box, and the top of the connecting rod is inserted into the connecting box. And connecting slurry is injected into the connecting box. The connecting rod is a connecting sleeve, a locking nut and a gasket are arranged in the connecting box, and the connecting sleeve penetrates through the gasket to be in threaded connection with the locking nut. The structure has the advantages of being simple in construction procedure, short in construction period, waterproof, anti-cracking and the like.

The utility model provides a vehicle body structure and a vehicle. The vehicle body structure comprises a doorsill beam, a floor beam and a connecting piece, wherein the end of the floor beam is connected with the doorsill beam, and the connecting piece is arranged between the doorsill beam and the end of the floor beam. The end part of the floor cross beam is provided with a first part and a second part extending outwards relative to the first part, the first part is in butt joint with the side part of the doorsill beam, and the second part is in lap joint with the top of the doorsill beam; the connecting piece is located on one side of the first part and connected between the first part and the doorsill beam. According to the vehicle body structure, the connecting rigidity and strength between the doorsill beam and the floor cross beam can be improved, the force transmission effect between the doorsill beam and the floor cross beam is improved, and therefore the collision performance of the whole vehicle is improved.

The invention discloses a built slag reservoir drainage shaft drainage port plugging inverted filter structure and method, and belongs to the technical field of drainage shafts of harmful solid slag reservoirs such as ash storage fields and tailing ponds. The structure comprises a stress structure layer, a force transmission layer and an inverted filter layer; the force transmission layer is clamped between the stress structure layer and the inverted filter layer; the stress structure layer is provided with a water filtering opening; the inverted filter layer comprises a geotechnical mat wrapped by geotechnical cloth to form an inverted filter structure; the geotechnical mat can be plugged into the water outlet; the force transmission layer is of a porous sheet structure and is used for uniformly transmitting the load in the drainage direction of the drainage port to the stress structure layer; the periphery of the stress structure layer, the periphery of the force transmission layer and the periphery of the geotechnical cloth are fixed to the inner shaft wall of the drainage vertical shaft or the inner wall of the drainage port, and the geotechnical mat is plugged into the drainage port by a set depth to form a plugging inverted filtering structure. The problems that a built slag silo flood drainage system is damaged and adverse effects are caused to the ecological environment due to the fact that slag bodies are discharged into a drainage vertical shaft along with accumulated water in the silo are solved.

The present disclosure relates to a vehicle, which includes a door sill beam and a plurality of battery pack mounting parts, wherein the battery pack mounting parts are connected to at least one end of the door sill beam in the front-rear direction, and two battery pack mounting parts are spaced apart in the vehicle width direction, and two door sill beams are spaced apart in the vehicle width direction, and in the vehicle width direction, the minimum distance between the two battery pack mounting parts is less than the minimum distance between the two door sills, and the battery pack mounting part has a battery pack mounting portion, and the battery pack mounting portion is suitable for connecting with the battery pack, wherein the battery pack mounting part is an integral part. Based on this, the integration of the battery pack mounting parts can be improved, the assembly process can be simplified, and it is beneficial to the lightweight of the vehicle. In addition, the strength of the installation point of the battery pack can be better improved, and by connecting the battery pack mounting part and the battery pack as a whole, the rigidity of the entire vehicle body can also be improved, which is beneficial to the transmission and dispersion of the collision force, and can improve the collision performance of the vehicle.

The utility model relates to a berthing structure of an offshore wind turbine generator and the offshore wind turbine generator. The berthing structure comprises two columnar samson posts, two hollow energy absorption structures and a connecting piece. The two energy absorption structures are detachably connected to one side of the foundation platform, the two energy absorption structures are oppositely arranged at intervals in the horizontal direction, the two samson posts are arranged in the height direction of the foundation platform and detachably connected to the sides, away from the foundation platform, of the two energy absorption structures correspondingly, and the two ends of the connecting piece are connected with the two samson posts correspondingly; the opposite faces of the two samson posts are arc-shaped faces, the two arc-shaped faces are arranged in a protruding mode in the direction away from each other, and the face, away from the foundation platform, of each samson post is an abutting plane used for abutting against a fender on the side of a ship, so that the contact area between the samson posts and the ship to be moored is increased, more berthing impact force can be absorbed, and the ship berthing effect is improved. The bearing capacity is high, the energy absorption and shock absorption effects and the buffering effect on the ship are good, and the berthing stability of the ship is improved.

According to the vehicle body rear floor assembly and the vehicle, a rear floor framework assembly comprises a rear floor middle main body and a rear floor front cross beam, and the rear floor middle main body comprises rear floor longitudinal beams arranged on the left side and the right side respectively; the rear floor longitudinal beams are arranged on the two sides, the rear floor cross beam and the floor assembly are connected between the rear floor longitudinal beams on the two sides, the front end of each rear floor longitudinal beam is connected with a doorsill beam, the rear floor front cross beam is connected between the doorsill beams on the two sides and connected to the front side of the floor assembly, and the edge metal plate comprises a front metal plate connected to the front side of the rear floor front cross beam. The side metal plates are connected to the outer sides of the rear floor longitudinal beams, the front metal plate is connected between the threshold beams on the two sides, and the side metal plates and the rear floor longitudinal beams located on the same side are spliced to form a rear wheel cover. The vehicle body rear floor assembly can be applied to an existing production line, the machining cost is reduced, the application range is wide, and the vehicle body rear floor assembly is beneficial to reducing the production cost of a vehicle.

The utility model discloses a modularized passive carrying mechanical auxiliary mechanism which comprises a trunk module, a left leg part and a right leg part, the left leg part and the right leg part are mirror images of each other and are fixed to the two sides of the trunk module, and the trunk module, the left leg part and the right leg part each comprise a plurality of rigid elements and elastic elements which are connected with each other. The rigid elements of the trunk module are connected through the elastic elements to form a bearing structure of the trunk module and used for reducing supporting loads borne by the upper body of a user, the trunk module obtains the freedom degree during movement through the elastic elements, and the rigid elements of the left leg part and the right leg part reduce and transmit the supporting loads under the action of the elastic elements; the trunk module comprises a binding wearing module and a back spine module, the binding wearing module is connected with the back spine module, the back spine module comprises spine sections and a base plate, and the base plate is attached to the back curve of the human body. Motion stress of hip joints, knee joints and ankle joints in the walking process is reduced, the swing period is shortened, and the ground load force transmission capacity is enhanced.

This invention belongs to the field of continuous beam construction technology and solves the problems of large amount of high-altitude work, high safety risks, and low load accuracy in the existing hanging basket preloading test and ground tensioning preloading method. This invention provides a hanging basket for continuous beam construction, characterized by including a hanging basket, on which a template is installed, and a bottom basket is connected to the bottom of the template. The bottom basket is used to place counterweights. The bottom of the template is provided with a connector, and the top of the bottom basket is connected to a preloading box by steel strands. The top of the preloading box is provided with a hook, and a pair of lifting lugs are provided on both sides of the preloading box. The preloading box can be suspended by the hooks at the bottom of the connector by hoisting. This invention has the advantages of eliminating the need for high-altitude work during preloading, high safety, high construction efficiency, and high load accuracy.

The utility model is suitable for steel structure technical field provides a kind of steel structure column beam connecting structure, including steel pipe column and steel pipe beam, the upper portion of steel pipe column is provided with a corbel and passes through, the upper portion of the outer end of corbel is provided with an opening, the both ends of steel pipe beam inner chamber are respectively fixedly connected with a connecting pipe, when depositing steel pipe beam, the connecting pipe is placed into the inner chamber of corbel and overlaps with the corbel by the opening downward.This steel structure column beam connecting structure, when depositing steel pipe beam, connecting pipe can be embedded into the inner chamber of corbel by opening, and the connecting pipe is supported and positioned by corbel, so that the end of steel pipe beam is accurately aligned with the end of corbel, facilitating subsequent welding operation, and the corbel and steel pipe beam are connected into a whole by welding, the steel pipe beam, corbel and steel pipe column form an integral whole, which can better support the steel pipe beam, has better connection strength, more stable connection and better force transmission effect, and is less likely to deform or damage when bearing load, with higher reliability.

The utility model provides a B column force transmission structure and a vehicle. The B-pillar force transmission structure comprises a B-pillar reinforcing plate and a reinforcing plate reinforcing plate which are arranged in a B-pillar inner cavity formed between a side wall outer plate and a B-pillar inner plate; the B column reinforcing plate comprises a top section, an edge beam section and a main body section which are sequentially connected from top to bottom, the top section is in lap joint with the top cover cross beam, and the edge beam section is located at the top cover edge beam; the reinforcing plate reinforcing plate is arranged on the side, back to the side wall outer plate, of the B column reinforcing plate and connected between the top section and the main body section. According to the B column force transmission structure, the reinforcing plate reinforcing plate is additionally arranged between the top section and the main body section of the B column reinforcing plate, so that a force transmission path is additionally arranged between the top cover cross beam and the automobile B column besides the original side wall outer plate, the B column reinforcing plate and the B column inner plate; and the structural strength and the force transmission smoothness of the top of the B column are remarkably enhanced, so that the force transmission performance of the top of the B column of the automobile is improved.

The utility model belongs to the technical field of toy gun, especially a leak clamp release mechanism, aiming at the problem that the leak clamp release mechanism of existing M1 garand rifle becomes unstable and is prone to failure after being transplanted to the toy gun due to poor quality of toy gun parts, low machining precision and poor material performance, the following scheme is presented, it includes empty cartridge hanging machine body, pull machine handle connecting rod, leak clamp tenon, ammunition cabin and leak clamp, the empty cartridge hanging machine body includes first arm, second arm and cross bar, the first arm and second arm are located at the right side and left side of ammunition cabin respectively, in the utility model, the thrust of pull machine handle connecting rod is used to drive the leak clamp release mechanism when the empty cartridge is hung, the mechanism driving force is big and the transmission force performance is good, the operation is stable and reliable, the part shape is relatively simple, the small structure on the part is less, so the high material performance and machining quality are not needed.

The invention relates to the technical field of motors, in particular to a stator bearing mechanism and an oil-cooled birotor axial flux motor, which comprises a shell, a force transmission mechanism arranged in the shell in a sliding manner, bearing bodies symmetrically arranged on two sides of the force transmission mechanism, and an oil duct ring arranged in the shell in a sliding manner, the force transmission mechanism comprises a plurality of arc-shaped sections and connecting blocks which are connected in sequence, and force transmission needles are arranged on the arc-shaped sections; the supporting body comprises a V-shaped winding and an arched winding arranged on the V-shaped winding, and further comprises a winding triangular piece arranged in the V-shaped winding, and a containing channel is formed in the winding triangular piece; the oil duct ring comprises an abutting ring and an outer fixing ring arranged on the abutting ring, and the oil-cooling double-rotor axial flux motor adopting the stator bearing mechanism has a good heat dissipation effect and a good force transmission effect in use, is convenient to assemble and good in product heat resistance, and meanwhile can keep the light weight of the whole structure.

The invention provides a rear wheel cover inner plate assembly and a vehicle, and the rear wheel cover inner plate assembly comprises a rear wheel cover inner plate, a mounting rack, and a rear shock absorber support and a rear shock absorber supporting plate which are arranged on one side, facing the outside of the vehicle, of the rear wheel cover inner plate; in the front-back direction of the whole vehicle, the front end of the mounting frame is connected with the rear wheel cover inner plate, a vehicle-mounted electric part mounting point is arranged on the mounting frame, a cavity is defined between the rear shock absorber support and the rear wheel cover inner plate, and the rear shock absorber supporting plate is arranged in the cavity and connected between the rear wheel cover inner plate and the rear shock absorber support. According to the rear wheel cover inner plate assembly, the mounting frame used for mounting the electric parts is arranged on the rear wheel cover inner plate, mounting space can be provided for mounting of the electric parts on a vehicle, the electric parts can be conveniently arranged on the vehicle body, and the cavity is formed between the rear shock absorber support and the rear wheel cover inner plate, so that the electric parts can be conveniently mounted on the vehicle body. And the rear shock absorber supporting plate is arranged, so that the stability of the mounting rack and the electric device is improved.

This application relates to the field of vehicle body technology and provides a door structure and a vehicle. The door structure of this application includes an inner door panel and a reinforcing unit disposed on the inner door panel near the exterior side. The reinforcing unit includes a window frame reinforcing plate disposed at the bottom of the window frame of the inner door panel, an inner panel reinforcing plate disposed at the bottom of the inner door panel, a central anti-collision beam disposed in the middle of the inner door panel, and a lower anti-collision beam disposed at the lower part of the inner door panel. The central anti-collision beam includes an outer anti-collision beam plate extending along the length direction of the inner door panel and an inner anti-collision beam plate disposed in the middle of the length direction of the outer anti-collision beam plate, and a cavity is formed between the inner and outer anti-collision beam plates. The door structure of this application can optimize the force transmission path of the door when impacted, improve the overall force transmission effect of the door, enhance the energy absorption effect and side-impact safety of the door, and help better protect occupants during a vehicle collision, thus improving the vehicle's safety performance.

The present application relates to a connection structure between a bridge tower and a cap, including a cap, a tower base, a bridge tower, a ring rib, a vertical rib, a shear nail, a erection steel bar and a perforated steel bar. A plurality of positioning brackets are arranged in the cap, the tower base is arranged at one end of the cap, the bridge tower includes an outer shell and an inner shell, one end of the outer shell and one end of the inner shell are inserted into the cap and the tower base and connected to the positioning bracket, the ring rib, the vertical rib and the shear nail are respectively arranged on the inner and outer sides of the outer shell and the inner shell, the extension direction of the ring rib is perpendicular to the longitudinal extension direction of the bridge tower, and the longitudinal extension direction of the vertical rib is parallel to the longitudinal extension direction of the bridge tower; the erection steel bar is respectively arranged on the inner and outer sides of the outer shell and the inner shell, and is spaced apart from the outer shell and the inner shell, a plurality of first through holes are arranged on the outer shell and the inner shell, the perforated steel bar is inserted into the first through holes, and the two ends of the perforated steel bar are respectively connected to the erection steel bar. The connection structure between the bridge tower and the cap has a simple structure, low construction difficulty and high positioning accuracy of the bridge tower.