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44 results about "Fixed Bridges" patented technology
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Cable bridge for apartment building
The present invention relates to a cable bridge for an apartment building, which is used for laying cables in the apartment building, and comprises: fixed bridge parts which are located on ceilings on both sides of a vehicle channel and on which cables are laid; a moving bridge part connecting the fixed bridge parts located on both sides of the vehicle lane, detachably coupled to the fixed bridge parts, and mounted to be movable up and down; when the total height of vehicles passing through the vehicle channel is larger than the height of the movable bridge part, the bridge driving part moves the movable bridge part upwards, so that the height of the movable bridge part is larger than the height of the fixed bridge part, and the vehicles can pass through the movable bridge part; the fixed support bar supports the cable by bending the cable such that the length of the cable is greater than the length of the movable bridge portion and the cable has an extra length, thereby preventing upward movement of the movable bridge portion from being restricted due to the length of the cable when the movable bridge portion moves upward.
Owner:MYUNG EFC CO LTD
Welding device for corner part of cable bridge
PendingCN121267501AWelding/cutting auxillary devicesAuxillary welding devicesCable trayClassical mechanics
The invention discloses a welding device for a corner part of a cable bridge, and particularly relates to the welding technology, the welding device comprises a base, and center positioning structures for fixing the center of the bridge are distributed in the middle of the upper end of the base in an array mode; a corner positioning structure fixedly connected with the lower end of a telescopic rod of the telescopic control cabinet and used for positioning the corner angle of the bridge is arranged on the top wall of an inner cavity of the shell, and a rotary arm welding device is arranged on the front side of the corner positioning structure through a sliding rail. The corner positioning structure moves up and down to press, fix and release a bridge frame, the center positioning structure clamps, supports and positions the center of the bridge frame, the corner positioning structure adjusts and locks the corner angle of the bridge frame, the rotating arm welding equipment accurately welds the corner part through sliding rail movement, all the structures cooperate with one another, the layout is scientific and reasonable, and the welding efficiency is improved. And a foundation is laid for precise development of positioning, angle adjustment and welding operation, the stability and efficiency of the whole operation are effectively improved, and the welding precision and quality are guaranteed.
Owner:TENGZHOU HENGDA CO LTD
Holder for connecting a neck strap to the helmet shell of a helmet
A holder includes a fastening section for fastening to a helmet shell and a coupling section for connecting to a neck strap. The coupling section has a first side, a second side, a first marginal section, a second marginal section, and one or more connection bridges that each permanently connect the first marginal section and the second marginal section to one another. At least one fixing bridge that can be moved from a position in which it does not connect the first and second marginal sections to one another into a fixing position in which it connects the first and second marginal sections to one another. A continuous center section of the neck strap can be arranged at the connection bridges and a part section of the center section can be brought through a free space where it can be engaged through by the at least one fixing.
Owner:ABUS AUGUST BREMICKER SOEHNE KG
Steel-UHPC prefabricated combined box girder with UHPC bridge deck slab integrally poured and manufacturing method of steel-UHPC prefabricated combined box girder
PendingCN121295599ABridge structural detailsBridge erection/assemblyArchitectural engineeringBridge deck
The invention discloses a UHPC bridge deck slab integrally poured steel-UHPC prefabricated combined box girder which comprises a plurality of segments, and each segment comprises a steel box girder and a UHPC bridge deck slab integrally poured on the top face of the steel box girder; the steel box girder comprises a top plate, a bottom plate, inclined webs, side webs, middle webs, small longitudinal beams and transverse partition plates of a steel structure. The top plate is arranged on the side webs, the middle webs, the small longitudinal beams and the transverse partition plates and is welded and fixed; a double-layer reinforcing mesh is laid in the UHPC bridge deck slab, and after the UHPC bridge deck slab is integrally poured and formed on the top plate, the UHPC bridge deck slab and the steel box girder form an integral stress structure through connecting pieces; the UHPC bridge deck slab is locally thickened at the positions corresponding to the joints of the top plate, the side webs, the middle webs and the small longitudinal beams. The steel box girder top plate is not only a stress structure, but also a formwork for pouring the UHPC bridge deck slab. The UHPC bridge deck slab is integrally formed through pouring, wet joints between traditional prefabricated slabs are avoided, high-altitude operation is avoided through factory pouring, and the integrity, durability and engineering quality of the bridge deck structure are greatly improved.
Owner:SOUTHEAST UNIV
Adjusting device for 3D printing bone filler
The utility model discloses an adjusting device for 3D printing bone filler, and relates to the technical field of medical instruments. The adjusting device for the 3D printing bone filler comprises a base, and a movable sleeve is arranged on one side of the base in a sliding mode. According to the adjusting device for the 3D printing bone filler, by adjusting the positions of a movable sleeve and an adjusting head, a clamping mechanism is located over the position needing to be connected, after a bridging rod block is fixed, a toothed bar is pressed downwards, the toothed bar moves left and right under the pressure, the bridging rod block is made to approach the connecting position, and then the bridging rod block is fixed. After the positions of the movable sleeve and the adjusting head are further adjusted, the toothed bar is continuously pressed downwards, and the limiting gear is blocked by the bayonet lock, so that the bridging rod block is accurately and tightly pressed at the joint, the bridging rod block is more stable when fixed, the position of the bridging rod block is convenient to adjust, the structure is simple, the operation is convenient, and the operation efficiency is improved.
Owner:TIANJIN WALKMAN BIOMATERIAL CO LTD
Temporary bridge deck for hydraulic engineering
The utility model discloses a kind of temporary bridge deck for water conservancy project, including pier, installation sleeve is arranged outside the pier, rotating drum is arranged on the installation sleeve, threaded rod one is arranged inside the rotating drum, the top of threaded rod one is fixedly connected with fixed bridge plate, connecting bridge plate is arranged in the side of fixed bridge plate, sliding block is arranged inside the fixed bridge plate, the one end of sliding block is movably hinged with reinforcing plate, clamping groove is opened in the side of fixed bridge plate, clamping block is arranged inside the clamping groove, threaded rod two is arranged on support frame, the one end of threaded rod two is provided with movable plate. The utility model moves up and down in sleeve inside by rotating threaded rod one, the height of fixed bridge plate is adjusted, to ensure that fixed bridge plate and connecting bridge plate keep same horizontal plane when installing, avoid being influenced by water surface fluctuation and lead to the situation that bridge plate connection is difficult, by inserting clamping block into clamping groove, and inserting rod is inserted into insertion hole, improve the efficiency that staff builds bridge plate.
Owner:烟台市牟平区河道工程建设养护中心
Removable digital guide for fiber post and resin core restoration and manufacturing method
The application discloses a detachable digital guide plate for assisting fiber post and resin core repair and a manufacturing method. The detachable digital guide plate comprises a base guide plate and a post core guide plate assembled through a mortise and tenon joint structure. The guide plate is manufactured by using digital technology, fully considering the complexity and individual differences of the root canal morphology of natural teeth, and setting the post core position with the expected repair effect as the target, effectively assisting the accurate positioning and forming of the post core in the tooth defect repair, the fiber post bonding and the resin nucleation, especially suitable for the complex repair treatment of the multi-abutment row joint crown or fixed bridge. Not only can the guide plate assist the accurate positioning and bonding of the fiber post, but also can control the nucleation space position and shape of each post core, effectively assist the multi-abutment to obtain the common positioning channel, reduce the clinical operation difficulty, improve the operation accuracy and the quality of the oral repair treatment, and reduce the tooth preparation time of the clinician at the chair.
Owner:WUHAN UNIV
U-shaped cable clamp for fixing bridge body
The utility model relates to the technical field of U-shaped cable clamps, in particular to a U-shaped cable clamp for fixing a bridge body, which comprises a U-shaped sleeve, a toggle clip is arranged on the side face of the U-shaped sleeve, two nuts are arranged on the side face of the U-shaped sleeve, two limiting shafts are fixedly arranged at the top end of the U-shaped sleeve, a plurality of positioning grooves are formed in the two limiting shafts, and the U-shaped cable clamp is arranged on the U-shaped sleeve. A fixing seat is fixedly arranged at the top end of the toggle clip, a placement box is fixedly arranged at the top end of the fixing seat, two placement grooves are formed in the placement box, sliding blocks are slidably connected into the two placement grooves, limiting plates are fixedly arranged on one sides of the two sliding blocks, and extrusion springs are arranged on the other sides of the two sliding blocks; the anti-loosening device has the advantages that the stability of the nut, the U-shaped sleeve and the toggle clip during connection is improved conveniently, the probability that the nut and the toggle clip are loosened is reduced, a steel cable is not prone to being separated from the U-shaped cable clip, and therefore the anti-loosening effect of the device is improved.
Owner:WUHAN SHIP MASCH SHENGHE COMMERCE & TRADE CO LTD
Bridge connecting device
The utility model relates to a bridge connecting device, and belongs to the technical field of bridges. A connecting device is arranged between the bridge bodies, folding supporting plates are arranged on the two sides of the upper surfaces of the bridge bodies respectively, a plurality of connecting holes are formed in the folding supporting plates, and the connecting device comprises a fixing base and a waterproof sliding base which is connected to the fixing base in a sleeving mode and slides on the fixing base. The bridge stand has the advantages that the bridge stand bodies are respectively inserted into the fixing base body, the bridge stand bodies and the fixing base body are fixed together through the bolts, the purpose of fixing the bridge stand bodies is achieved, the cover plate is placed on the bridge stand bodies, the waterproof sliding base is moved to the connecting positions of the bridge stand bodies, and the bridge stand bodies are fixed through the bolts. According to the waterproof bridge frame, the purpose of waterproof at the interface of the bridge frame body is achieved, the problem that a connecting device in the prior art is not waterproof is solved, the cover plate is placed on the bridge frame body from top to bottom, and the problem that in the prior art, a bridge frame top cover located in the bridge frame body cannot be drawn out, and the actual use requirement cannot be met is solved.
Owner:JIANGSU LEIWANG ELECTRIC CO LTD
Zirconium oxide integrated bridge
The utility model discloses a zirconium oxide integrated bridge, and relates to the field of dental crown fixing bridges, the zirconium oxide integrated bridge comprises a bridge body and a mounting base, a plurality of connecting blocks are fixed to the top of the bridge body, fixed connecting sleeves are fixed to the two sides of the middle of the bottom of the bridge body in a penetrating manner, and movable connecting sleeves are movably mounted at the bottoms of the two ends of the bridge body; a clamping groove is formed in one side of the fixed connecting sleeve, a connector is fixed to the top of the mounting base, and an elastic rod is fixed to one side of the connector. According to the device, the second protruding block is installed on the outer wall of the connector through the elastic rod, the elastic rod can be bent when the second protruding block is pressed, the elastic rod enables the second protruding block to reset when the pressure is relieved, the second protruding block is clamped in the connecting sleeve, the connector is connected with the fixed connector, and the top of the connecting sleeve can be directly and integrally sealed through the all-ceramic crown; therefore, a mounting mode without holes is adopted, and the condition that food residues are accumulated in the holes is avoided.
Owner:SHANGHAI OUYE DENTAL TECH CO LTD
An underwater bridge pier damage detection device and method
ActiveCN121026973BPreparing sample for investigationOptically investigating flaws/contaminationMarine engineeringFixed Bridges
The application discloses an underwater bridge pier damage detection device and method, and belongs to the technical field of bridge maintenance. The application cooperatively detects functions and self-adapts cleaning, and comprises five parts of a variable frame, a double locking mechanism, a cleaning mechanism, a detection mechanism and a central control mechanism. The variable frame can be sleeved on the outside of a bridge pier, a detachable mounting base is arranged on the variable frame, and an abutting wheel mechanism is arranged on the inner side of the variable frame; the double locking mechanism is arranged through the upper and lower end faces of the mounting base, is used for locking and fixing the detection mechanism and tightly fixing the bridge pier; the cleaning mechanism and the detection mechanism are arranged on the mounting base, the cleaning mechanism is used for cleaning the surface of the bridge pier, and the detection mechanism is used for detecting the underwater bridge pier damage; and the central control mechanism is used for controlling the operation of the abutting wheel mechanism, the cleaning mechanism and the detection mechanism. The application can be self-adapted to bridge piers with different shapes and sizes in underwater environment, integrates the cleaning and detection functions, and improves the efficiency of underwater bridge pier maintenance work.
Owner:EAST CHINA JIAOTONG UNIVERSITY +1
A metal product bridge
This application provides a metal cable tray, relating to the technical field of metal cable trays. It includes a cable tray one, with a connecting body movably mounted on the inner center of the cable tray one. Cable tray two and cable tray three are connected to the bottom of both ends of the cable tray one via hinges. A first connecting piece is provided at the connection between cable tray one and cable tray two, and is fixed by bolts. A second connecting piece is provided at the connection between cable tray one and cable tray three, and is also fixed by bolts. Cover plates are installed on the tops of cable tray one, cable tray two, and cable tray three. This invention allows for flexible adjustment of the climbing angle of cable tray one as needed, without requiring cutting or bending the cable tray, saving time and effort, and effectively improving the efficiency of climbing cable tray installation.
Owner:ANHUI ORRICK INFORMATION TECHNOLOGY CO LTD
Novel temporary connecting device for bridge support
ActiveCN224077980UBridge structural detailsBridge erection/assemblyArchitectural engineeringStructural engineering
The utility model relates to the technical field of temporary connecting devices, in particular to a novel temporary connecting device for a bridge support. The bridge support comprises a bridge support upper seat plate and a bridge support lower seat plate, a connecting plate assembly is arranged between the bridge support upper seat plate and the bridge support lower seat plate, connecting bolts are arranged between the connecting plate assembly and the bridge support upper seat plate, and connecting bolts are arranged between the connecting plate assembly and the bridge support lower seat plate. When the temporary connecting device is used, the bridge support is placed between the bridge support upper seat plate and the bridge support lower seat plate, and connecting bolts between the connecting plate assembly and the bridge support upper seat plate and between the connecting plate assembly and the bridge support lower seat plate are screwed, so that the bridge support upper seat plate and the bridge support lower seat plate clamp and fix the bridge support; furthermore, human factors do not exist basically in the manufacturing process as far as possible, the temporary connecting device of one model can be used on a plurality of bridge supports of different models, and the influence of the hole distance is avoided in the mounting process.
Owner:HENGSHUI TONGTU ENG CO LTD
Bridge guardrail supporting device convenient to disassemble and assemble
ActiveCN224160984UBridge structural detailsBridge erection/assemblyVehicle frameArchitectural engineering
The utility model relates to the field of bridge guardrail supporting, in particular to a bridge guardrail supporting device convenient to disassemble and assemble, which comprises a frame main body, the vehicle further comprises a moving table and a rotating table, the moving table is arranged at the rear end of the vehicle frame body, the rotating table is arranged at the upper end of the moving table, the upper end of the rotating table is slidably connected with a lifting table, and the rear end of the lifting table is fixedly connected with a guardrail tube support used for restraining a guardrail vertical tube. The guardrail pipe support is matched with the limiting plate to fix the vertical installation pipe of the bridge guardrail, the extending rod is matched with the rotating rod to move the clamping jaw body and clamp and fix the transverse installation pipe of the bridge guardrail, and therefore the bridge guardrail can be rapidly assembled and disassembled, the installation time of a single bridge guardrail is shortened, and the installation efficiency is improved. The lifting platform is installed and moved through the frame body, the moving platform and the rotating platform, so that the bridge guardrail is driven to ascend and descend, follow-up butt joint and installation fixing are facilitated, the positioning and installation efficiency is guaranteed, and the time needed for overall installation of the bridge guardrail is shortened.
Owner:FUZHOU PLANNING DESIGN & RES INST
A spliced fixed bridge repair
This utility model discloses a spliced fixed bridge restoration, including two retainers. Each retainer includes an abutment tooth and a crown. The crown is installed on the abutment tooth. Sub-bridges are fixedly installed on opposite sides of the two crowns. The two sub-bridges are detachably and fixedly connected. A retaining protrusion is fixedly installed on the upper inclined surface of one of the sub-bridges. A bridge connector is provided above the sub-bridge. A retaining groove is formed at the bottom of the bridge connector. The retaining protrusion is adapted to the retaining groove. The bridge connector is installed and fixed to the sub-bridge by the retaining protrusion being engaged in the retaining groove. The two sub-bridges of this utility model restoration are independently set, which facilitates the installation of the two crowns onto the abutment teeth on both sides. Then, the two sub-bridges are fixedly connected by tightening the connecting bolts, avoiding excessive grinding or repair of the abutment teeth and reducing damage to the patient's teeth.
Owner:CHINA AEROSPACE SCI & IND GRP 731 HOSPITAL
Swinging fixed bridge
Owner:MAZOR ROBOTICS
Vessel with a temporarily lowerable freeboard to pass limited clearance, such as very low bank crossings and bridges.
The design concerns a work or pleasure vessel capable of unobstructed passage through very shallow water passages, such as (but without exception) fixed bridges and the like. The upper part of the freeboard, the inflatable section, will collapse upon deflation of the air inside and rest upon the rigid part of the hull, thereby creating a very limited clearance height. This allows these obstacles in the waterway to be passed effortlessly and easily at all times. In both the inflated and deflated states, the inflatable part of the freeboard forms a permanently attached part of the vessel. After passing through the passage, the inflatable part of the freeboard is restored to its original shape using an air pump, after which the vessel safely navigates the waterway in its complete form.
Owner:HEH BV
Protective cover for fixing chain type gap bridge line
ActiveCN223567416UMagnetic circuit stationary partsSupports/enclosures/casingsElectric machineStructural engineering
The utility model relates to the technical field of air condition compressor motors, in particular to a protective cover for fixing a chain type gap bridge line. The motor comprises a stator iron core, a framework is arranged in the stator iron core, the framework is higher than the stator iron core, a wiring groove is formed in the periphery of the segment, higher than the stator iron core, of the framework, a gap bridge wire is arranged in the wiring groove, a cover shell used for fixing the gap bridge wire is arranged at the upper end of the framework, the section of the cover shell is in a U shape, and the cross section of the cover shell is in a U shape. The U-shaped opening portion of the housing faces downwards, the U-shaped opening portion of the housing is matched with the framework, the inner wall of the housing outer ring is clamped with the outer wall of the framework, and the inner wall of the housing inner ring abuts against the inner wall of the framework. The device solves the problem that the gap bridge wire is exposed to cause friction and scratch of the gap bridge wire.
Owner:江苏世珂电机有限公司
Anti-seismic support of cable bridge
ActiveCN223552956UElectrical apparatusVibration suppression adjustmentsCable trayArchitectural engineering
The utility model relates to the technical field of cable supports, and discloses an anti-seismic support of a cable bridge, which comprises a support plate, a buffer assembly is arranged in the support plate and used for reducing the influence of external impact on the bridge, a fixing block is slidably connected in the support plate, the top of the fixing block is abutted against a support body, and the support body is fixedly connected with the support plate. A telescopic rod is fixedly connected to the interior of the fixed block, a movable plate is fixedly connected to the telescopic end of the telescopic rod, limiting blocks are fixedly connected to the left side and the right side of the movable plate, and sliding plates are slidably connected to the peripheries of the limiting blocks. According to the cable bridge fixing device, the telescopic rod can drive the movable plate, the limiting block, the sliding plate and the clamping plate to move, the clamping plate can fix bridges of different sizes and types through movement, so that the flexibility is improved, the fixing block can have elasticity through the elastic force of the spring, and therefore it is ensured that the cable bridge and cables in the cable bridge are kept stable; the damage is prevented.
Owner:SHENYANG JINGHENG TECHNOLOGY CO LTD
Power manager convenient for wiring
ActiveCN223798501UCircuit arrangements on support structuresCasings/cabinets/drawers detailsFixed BridgesControl theory
The utility model provides a power manager convenient for wiring, which comprises a shell with an opening at the front part, a fixed bridge is arranged in the shell, and the fixed bridge is connected with a switch module, a zero line bent frame and a ground line bent frame; and the fixed bridge frame can move in the shell along the front-back direction so as to realize switching between a working position and a wiring position, and when the fixed bridge frame is located at the wiring position, wiring hole positions of the switch module, the zero line bent frame and the ground line bent frame exceed the front end surface of the bottom plate of the shell. According to the power manager convenient for wiring, the structure of the switch assembly mounting rack is optimized, so that more operation space can be vacated during wiring, and the wiring difficulty is reduced.
Owner:NINGBO SOUNDKING ELECTRONICS CO LTD
Mortise and tenon joint type combined bridge body structure based on fixed bridge
The utility model provides a tenon-and-mortise joint bridge body structure based on a fixed bridge, which comprises a first bridge body arranged on a first abutment tooth, a second bridge body arranged on a second abutment tooth, and a connecting assembly arranged between the first bridge body and the second bridge body, and the connecting assembly comprises a first connecting groove formed in the first bridge body, and a second connecting groove formed in the second bridge body; the connecting lug is arranged at the position, corresponding to the first connecting groove, of the second bridge body, and the limiting part is arranged between the first connecting groove and the connecting lug. By adopting a tenon-and-mortise design mode, the problem that conventional bridge repairing is difficult to implement when a plurality of abutment teeth have large undercuts or have no common path of insertion is effectively solved, an adhesive is prevented from being directly exposed to an oral environment, the service life of a bridge body is prolonged, and the stability and reliability of a repairing effect are improved; the structure has the advantages of being firm in combination, attractive, natural and controllable in precision, the repair experience and the oral health level of a patient can be improved, innovativeness and practicability are achieved, and popularization and implementation are convenient.
Owner:MEISHANG (GUANGZHOU) MEDICAL TECH CO LTD
Anti-skid stable bridge mounting bracket
The utility model discloses an anti-skid stable bridge mounting bracket, which comprises a mounting structure for fixing a bridge, the installation structure comprises two sets of side plates, a top plate and a bottom plate, the side plates are located on the two sides of the bridge, installation holes used for being fixed to the side edges of the bridge are formed in the side plates, the top plate is located on the outer sides of the tops of the side plates, the bottom plate is located on the inner sides of the bottoms of the side plates, the top plate, the side plates and the bottom plate are arranged in an integrally-formed Z shape, and the bottom plate can support the bridge from the bottom of the bridge. A connecting rod for hoisting the bridge is arranged on the top plate, and an arched fixing seat is arranged at the upper end of the connecting rod; a supporting plate is arranged at the bottom of the bottom plate, and the supporting plate is locked to the bottom of the bottom plate through nuts and used for supporting the bridge from the bottom to prevent the bridge from loosening from the mounting structure. The multi-layer supporting structure greatly enhances the supporting force for the bridge, effectively solves the problem that the bracket is easy to deform, sink and even damage when more or heavier cables are laid, and improves the bearing capacity of the bracket for the cable bridge.
Owner:SHANGHAI HONGYAN ENGINEERING CONSTRUCTION CO LTD
Active wave compensation trestle with landing compensation channel
The invention relates to the technical field of wind power operation and maintenance maritime work equipment, in particular to an active wave compensation trestle with a landing compensation channel, and aims to overcome the defects of an active compensation technology in the prior art. According to the technical scheme, the active wave compensation trestle with the landing compensation channel comprises a tower, a telescopic gangway ladder, a rotation structure, a lifting structure and a pitching structure, the telescopic gangway ladder comprises a fixed bridge body and a telescopic bridge body, and the landing channel is hinged to the end, away from the fixed bridge body, of the telescopic bridge body; a landing piece is arranged at the end, away from the telescopic bridge body, of the landing channel, the landing piece comprises a landing structure, a lap joint structure and a buffer structure, and the lap joint structure comprises an extension base and a lap joint piece. Active wave compensation can be achieved, the landing channel is arranged at the tail end of the trestle to ensure that the tail end of the trestle is stable, and shaking of the tail end of the trestle is avoided; and the landing piece is arranged, so that the lap joint operation of the trestle is facilitated, landing states under different conditions are provided, and the adaptability is high.
Owner:NANTONG PENGRUI OFFSHORE TECH CO LTD
Anti-pulling pin anti-overturning device for single-column pier bridge
The utility model relates to an anti-pulling pin anti-overturning device for a single-column pier bridge, and belongs to the technical field of bridge reinforcement. The anti-overturning device for the anti-pulling pin of the single-column pier bridge comprises a fixing part which is arranged on a single-column pier in a sleeving manner; the anti-overturning part comprises a mounting base, a support and a supporting base used for fixing the bottom face of the bridge, the mounting base is fixedly arranged on the fixing part, the support is rotationally connected with the mounting base through a first rotating shaft, the supporting base is rotationally connected with the support through a second rotating shaft, and the axial direction of the first rotating shaft is parallel to the axis of the second rotating shaft; the stiffening rib is rotatably arranged on the support, and the axis of the stiffening rib is perpendicular to the axis of the single-column pier. According to the scheme provided by the utility model, the supporting end points of the supporting seat in the width direction of the bridge floor can be adjusted to be matched with various different bridge floor widths, the structural stress of the single-column pier bridge is optimized, and the operation safety of the single-column pier bridge is ensured.
Owner:GUANGDONG FOUND ENG GRP CO LTD
Liftable model support for bridge foundation scouring experiment
ActiveCN223756457UFoundation testingEducational modelsArchitectural engineeringStructural engineering
The utility model relates to the technical field of bridge structure experiment equipment, and discloses a liftable model support for a bridge foundation scouring experiment, which comprises a base (1) used for supporting and adjusting the supporting height; the tray (2) is movably arranged above the base and used for fixing the bottom of the bridge foundation model and adjusting the pitch angle; and the fixing device (3) is arranged above the tray and is used for adjusting a pitch angle and fixing the top of the bridge foundation model. Compared with an existing fixing device for the water tank scouring experiment, the fixing device for the water tank scouring experiment can save labor, flexibly adjust the burial depth and the scoured angle of the model, and is wide in applicability and good in stability.
Owner:成都交通投资集团有限公司 +2
Novel fixed bridge clamping plate structure
The device is composed of photovoltaic panels arranged in an array, a fixing assembly and a self-adaptive track. Firstly, the photovoltaic panel is sleeved with the fixing assembly, then the limiting piece is connected with the fixing assembly at the inner frame of the photovoltaic panel through the hexagonal head bolt assembly, so that the fixing assembly is limited and prevented from falling off, force is not directly applied to the photovoltaic panel through fixing of the fixing assembly, and the service life of the photovoltaic panel is not affected. And meanwhile, the connection problem of the self-adaptive track and the fixing assembly is solved, the adjustable function of the self-adaptive track can be normally operated, it is guaranteed that the photovoltaic cleaning robot can smoothly operate in a photovoltaic panel array, and the hidden danger that the photovoltaic panel is damaged due to vibration generated in the operation process of the photovoltaic cleaning robot is avoided. The limiting piece is thickened, and the situation that a limiting plate collides with a photovoltaic panel frame to cause breakage due to vibration generated in the running process of the photovoltaic cleaning robot is prevented.
Owner:XIAMEN LANXU INTELLIGENT TECHNOLOGY CO LTD
Wind tunnel test device for measuring pneumatic interference of adjacent bridge
The invention relates to the technical field of wind tunnel tests, in particular to a wind tunnel test device for measuring pneumatic interference of adjacent bridges, which comprises a base, a frame body and a connecting plate, the frame body is rotatably matched with the top of the base, the connecting plate is used for fixing a bridge segment model, and a rotating assembly for rotating the frame body is arranged on the base; the frame body is provided with an adjusting assembly used for adjusting the inclination angle of the connecting plate and a rotating assembly used for rotating the connecting plate. The rotating assembly comprises an outer gear ring and a fixing ring, the outer gear ring is rotationally connected to the inner wall of the fixing ring, and the connecting plate is fixedly connected to the inner wall of the outer gear ring; the adjusting assembly comprises clamping plates symmetrically and fixedly connected to the outer wall of the fixing ring, and the clamping plates are rotationally connected with the inner wall of the frame body. A first driving assembly used for rotating the outer gear ring is arranged on one side of the clamping plate. According to the invention, the multi-degree-of-freedom adjustment of the bridge segment model in the downwind direction position, the vertical inclination angle, the wind attack angle and the transverse bridge direction angle can be realized, and the simulation test of diversified engineering requirements can be satisfied.
Owner:CHONGQING JIAOTONG UNIV
Die with stable back hole multi-bridge core head
The utility model belongs to the technical field of dies, and discloses a back hole multi-bridge die with a stable core head, which comprises an upper die and a lower die which are detachably mounted together, a sinking part is arranged in the middle of the upper die, a plurality of fixing bridges are arranged between the sinking part and the upper die, the gap between the upper die and the sinking part is divided into a plurality of feeding holes by the fixing bridges, and the feeding holes are communicated with the lower die. A back hole is formed in the middle of the sinking part, a mold core assembly is arranged at the bottom of the sinking part, a welding chamber is arranged in the middle of the lower mold, and a cavity contour hole is formed in the middle of the welding chamber; the upper die and the sinking part are connected through a plurality of fixing bridges, stable connection of the sinking part is kept, the die core assembly is fixedly connected to the bottom of the sinking part, a lower hollow cutter support on the third die core is connected with a reinforcing rib, the fixing bridges and the sinking part, connection is stable, deformation is not prone to occurring, and a balance hole can reduce pressure borne by the third die core. Feeding materials of the feeding hole and the back hole can circulate and be mixed, and the quality of formed products is stable.
Owner:LINQU COUNTY HUATAI MOULD CO LTD
Construction structure and method for cantilever erection of upper main pier of high mountain and valley steel truss beam
This invention relates to the field of civil engineering technology, and in particular to a construction structure and method for cantilever erection of main piers for steel truss girders in high mountain canyons. Regarding the construction structure, the abutment top is fixed with a three-dimensional jack and abutment pre-height pad; the top of the side span assembly support is fixed with an assembly support pre-height pad; the side span temporary pier top support structure includes a side span temporary pier, with a side span temporary pier pre-height pad fixed on top; the side pier top support structure includes a side pier, with a side pier three-dimensional jack and side pier pre-height pad fixed on top; the secondary side span super-high pier top support structure includes a secondary side span super-high pier, with a pad and hydraulic jack fixed on top; the main pier top support structure includes the main pier, with a main pier three-dimensional jack and main pier pre-height pad fixed on top. The technical solution of this application rationally plans the arrangement of permanent and temporary pier tops. This avoids the need for beam lowering construction at each permanent and temporary pier, greatly shortening the cantilever erection period and reducing the safety risks associated with beam lowering.
Owner:CHINA TIESIJU CIVIL ENGINEERING GROUP CO LTD +1
Container fixing equipment
Owner:SUZHOU SMAITU TECHNOLOGY CO LTD