90results about How to "Guaranteed function" patented technology

The invention provides a laser radar adjusting method and system for rainy and foggy weather, a medium and a vehicle, and belongs to the technical field of intelligent driving, and the method comprises the steps: obtaining real-time weather state information which comprises at least one of rainfall information and foggy weather visibility information; based on the real-time weather state information, calculating an influence factor of a current weather condition on a laser radar atmospheric propagation path; based on the influence factor, determining a laser radar atmospheric attenuation coefficient under the current weather condition; and based on the atmospheric attenuation coefficient, adjusting working parameters of the laser radar to compensate echo signal intensity reduction caused by atmospheric attenuation. According to the invention, the accuracy of laser radar adjustment in rainy and foggy weather is improved, and the intelligent degree and safety of intelligent driving are improved.

This application discloses a smart lock system, relating to the field of home security technology. The system includes: a door, with a hidden sensor module integrated inside the exterior door panel; the hidden sensor module includes a radar sensor, a UWB antenna, and a voice receiving module. The radar sensor detects objects approaching the door; the voice receiving module collects sounds around the door; a main control MCU, located inside the door, is electrically connected to the radar sensor, UWB antenna, and voice receiving module; and a motor control system, including a motor driver chip and a DC motor. The input of the motor driver chip is connected to the main control MCU, and the output is connected to the DC motor to drive the bolt. This smart lock system eliminates the need for a front panel, avoiding the problem of exposed panels being easily damaged or having their passwords stolen. While ensuring the smart lock functions normally, it minimizes security risks associated with smart locks.

The invention relates to the technical field of deep sea resource development, in particular to a magnetic type deep sea ore collecting device which comprises a rigid pressure-resistant main frame, mechanical legs, mechanical arms, an ore processing module, a communication module, a pushing module and a positioning module. A sealed pressure-resistant cabin is arranged in the rigid pressure-resistant main frame; the mechanical legs are symmetrically installed on the two sides of the rigid pressure-resistant main frame. The mechanical arm is installed on the front end face of the rigid pressure-resistant main frame. The ore processing module is arranged along the center line of the rigid pressure-resistant main frame; the communication module is connected with the water surface support mother ship through an armored cable; the pushing module comprises a plurality of horizontal propellers and a plurality of vertical propellers; the positioning module is installed on the upper side face of the rigid pressure-resistant main frame. The device provided by the invention has the advantages of good terrain adaptability, high collection integrity, small disturbance and reliable operation, and is suitable for selective collection operation of resources in a deep sea complex environment.

This application relates to a flood control emergency response method, device, and electronic equipment for a valley-type dry ash storage yard. The method includes: responding to a preset emergency condition where the water level of the downstream drainage well's tail-end dammed lake meets the required emergency conditions, initiating emergency drainage measures to excavate a flood discharge channel and construct a flood control work surface; using a combination of hydraulic flushing and slurry pumping to clean the surrounding sediment deposits of the upstream drainage well; and after the drainage functions of both the downstream and upstream drainage wells are restored, reshaping the ash surface morphology of the entire valley-type dry ash storage yard based on the flood control work surface to construct a flood discharge system with the drainage wells as the lowest control points within the yard. This solves the problems in related technologies where heavy rain causes drainage wells to be buried by sediment, leading to drainage system failure, rapid rise in water level within the storage yard, and a lack of systematic emergency response measures, resulting in a sharp shortening or even disappearance of the dry beach in front of the dam, posing a risk of ash water overflow and dam collapse.

This application discloses an underground multi-line intersecting battery-powered vehicle track, relating to the field of track technology. It includes several base plates, on which two sets of intersecting tracks are arranged, each track comprising an inner rail and an outer rail. A diamond-shaped plate is provided at the intersection of the rubber sections of the two sets of tracks, and each diamond-shaped plate has four transition plates. The transition plates are staggered with the inner rails located at both ends of the diamond-shaped plate. A directional rail, which can conform to the inner wall of the outer rail, is provided on both sides of the base plate. A control box for driving the directional rails to move is provided on the base plate. The diamond-shaped plate and its four transition plates at the track intersection can precisely guide the battery-powered vehicle wheels during track changes, allowing the wheels to smoothly transition from the original track to the target track. The directional rails on both sides of the base plate, which can move horizontally, cooperate with the control box that drives their movement to automate the track-changing operation, greatly simplifying the track-changing process, reducing track-changing time, and simultaneously reducing the safety risks associated with manual operation.

The utility model relates to a lifting head-shaking video instrument, which realizes rotation and height lifting of a camera in any direction up and down and left and right through collaborative design of a lifting assembly, a rotating assembly and a camera assembly, and remarkably expands the monitoring range and scene adaptability. Illumination and monitoring functions are integrated, the light-emitting assembly provides illumination and can also supplement light for the camera, and the low-light environment monitoring effect is improved. A manual lifting mode and an electric lifting mode are provided, manual lifting is matched with silica gel ring friction positioning, the structure is simple, and the cost is low; lifting is driven by the motor, and adjustment is more accurate and stable. In the two modes, the abutting buckles are matched with the lifting grooves, so that the assembly is prevented from falling off, and the use safety is improved; universal parts such as an eccentric motor are adopted, so that the manufacturing cost is reduced while the function is ensured; the whole device is directly connected to the mains supply through a threaded interface or a socket, does not need an external adapter, is convenient to install and use, is suitable for various scenes such as home security and shop monitoring, and improves the user experience and the equipment practicability.

This invention relates to a blueberry lutein ester hawthorn cookie with a protective effect on vision and its preparation method. The raw material composition is as follows: 100-180 parts flour, 20-80 parts palm oil, 20-80 parts maltitol, 1-30 parts roasted wheat bran, 1-15 parts soybean dietary fiber, 1-10 parts polydextrose, 1-20 parts blueberry powder, 1-20 parts hawthorn powder, 1-20 parts leavening agent, 0.1-6 parts flavoring agent, 0.1-3 parts disodium dihydrogen pyrophosphate, 0.1-3 parts phospholipids, 1-5 parts lutein ester, 0.001-1 part water-soluble β-carotene, 0.1-4 parts blueberry flavoring, and 2-50 parts water. This cookie uses lutein ester, blueberry powder, and water-soluble β-carotene in a scientifically formulated ratio. After being absorbed by the human body, these three ingredients work synergistically to relieve eye fatigue and greatly enhance the protective effect on vision. It also has the advantages of good appearance and color, low calories, crispy and delicious taste, while being low in sugar, relieving eye fatigue, protecting the eyes, rich in dietary fiber, strengthening the spleen and aiding digestion, and maintaining normal intestinal function.

This utility model discloses a guide frame and an overhead crane. The guide frame, used in an overhead crane, includes a housing, at least one first rolling element, and at least one second rolling element. The housing is fitted onto a boom of the overhead crane. The first rolling element is disposed within a first side wall of the housing. The second rolling element is disposed within a second side wall opposite to the first side wall. The at least one first rolling element and the at least one second rolling element are used to guide an object held by the boom to move along a direction of gravity or in the opposite direction.

The utility model relates to a transmission mechanism and a driver. A transmission assembly of the transmission mechanism comprises a transmission wheel, a first swing arm, a second swing arm, a third swing arm and a sliding block. The transmission wheel is rotatably mounted in the shell around a first direction, and a driving hole is formed in the center; the first swing arm is slidably installed in the shell in the second direction, one end is rotationally connected with the outer side of the transmission wheel, and the other end is rotationally connected with one end of the second swing arm. One end of the third swing arm is rotatably installed in the shell around the first direction, the other end of the third swing arm is slidably installed in a driving groove which is formed in the sliding block and extends in the third direction, and the other end of the second swing arm is rotatably connected with the position between the two ends of the third swing arm; the sliding block is installed in the shell in a sliding mode in the second direction, rotation of the transmission wheel acts on the second swing arm through sliding of the first swing arm in the second direction, the third swing arm is driven to rotate, and then the sliding block is promoted to slide in the second direction through sliding of the third swing arm in the driving groove. The transmission mechanism achieves stroke amplification and reduces the size of a driver.

This invention provides a novel formwork support structure suitable for folded eaves on roofs, belonging to the field of building construction technology. It includes a foundation anchoring component pre-embedded in the frame beam or protruding concrete component of the exterior wall beneath the eaves. A set of vertical uprights is erected on the inner side of the foundation anchoring component, and a set of non-vertical uprights is erected on the outer side. The vertical and non-vertical uprights are connected or linked by a horizontal bar system. A set of supporting main beams is erected at the top of the horizontal bar system. Above the supporting main beams, a set of supporting secondary beams is laid in the longitudinal direction. Above the supporting secondary beams, a folded area cavity-shaped formwork structure is laid. This invention uses a non-vertical steel pipe support frame system, which is relatively simple to transport and install, has good overall integrity, requires a small construction area, facilitates on-site construction, eliminates exterior wall leakage, and significantly reduces construction costs.

The invention is suitable for the field of structural walls, and provides a steel grid wall structure provided with an energy dissipation component, which comprises edge frame columns, edge frame beams, grid components, lug plates and low-elasticity high-damping components, the edge frame columns and the edge frame beams are connected to form a frame, the lug plates are arranged on the inner sides of the edge frame columns and the edge frame beams, and the low-elasticity high-damping components are arranged on the inner sides of the edge frame columns and the edge frame beams. And the low-elasticity high-damping component is used for connecting the grid component and is arranged on the grid component. During use, the low-elasticity high-damping component is arranged in the grid component, compared with a traditional steel grid wall structure system, the steel grid wall structure system has the advantages of being clear in damage mode, concentrated in energy consumption and efficient, and effective control over a structural plasticity development area can be achieved.

The utility model discloses a modularized plant greening wall surface system, which belongs to the technical field of landscaping, and comprises an installation fixing frame, the left side surface of the installation fixing frame is respectively and fixedly connected with a water collecting tank and green plant placing boxes arranged at equal intervals, and the inner wall of the water collecting tank and the inner wall of each green plant placing box are fixedly connected with extension barrier strips; the bottom face of the water collecting tank fixedly communicates with a water pumping pipe, the output end of the water pumping pipe fixedly communicates with a water pump, and the right side face of the water pump is fixedly connected with the left side face of the mounting fixing frame. According to the modularized plant greening wall surface system, by arranging a circulating water feeding pipe, a circulating water discharging pipe and an extending water pipe, the problem that roots of plants in green plant planting grooves are soaked in water all the time and rotten is solved, and then through cooperation of a capillary telescopic water pipe, a first electromagnetic valve, a fixing ring and a humidity sensor, the humidity of the plants is increased; the amount of water conveyed to the green plants in the green plant placing box by the capillary telescopic water pipe can be conveniently controlled, and the modular plant greening wall surface system can operate normally.

One or more embodiments of the present specification provide a sensor fusion method, a storage medium and a program product, the method comprising: acquiring sensing data of at least one target vehicle-mounted sensor, and extracting a modal feature corresponding to each sensing data; dynamically determining a fusion weight corresponding to each modal feature according to an interaction relationship among the modal features; and performing weighted fusion on each modal feature according to the fusion weight to obtain a fusion feature used for executing a vehicle driving perception task.

The present application relates to lactic acid bacteria with blood sugar lowering function and application thereof, and particularly provides a group of lactic acid bacteria with high safety, which can play an important role in regulating intestinal microecological balance of human body and has blood sugar lowering effect.The lactic acid bacteria is named as Lactobacillus johnsonii 4437-4AT, the strain number is 4437-4AT, and was preserved in Guangdong Microbial Culture Collection Center on January 20, 2026, the preservation address is: No. 59 Building, 5th Floor, Guangzhou Xianlie Middle Road 100 Courtyard, the preservation number is: GDMCC NO: 67710.

The utility model relates to the field of batteries, and particularly discloses a lithium manganese dioxide battery which comprises a winding type battery cell, and the winding type battery cell comprises a manganese dioxide positive plate, a negative plate and a diaphragm; the manganese dioxide positive plate is wound, the diaphragm wraps the outer side of the manganese dioxide positive plate, and the negative belt wraps the outer side of the diaphragm; the negative electrode strip comprises a negative electrode lithium strip and a copper strip, and the copper strip is pressed on the negative electrode lithium strip. The copper strip is pressed on the negative electrode lithium strip to form the negative electrode strip, and the copper strip cannot be broken when the battery vibrates, so that the functions of collecting and conducting electrons can be maintained, the negative electrode strip can provide enough energy, a unique winding form is combined, the thickness of the negative electrode lithium strip is increased, the structural strength of the negative electrode lithium strip is improved, and the service life of the battery is prolonged when the battery vibrates. Therefore, the anti-seismic property of the winding type battery cell is improved, and the anti-seismic property of the lithium-manganese dioxide battery is further improved.

The utility model discloses an electric connection structure of a food processor, which comprises a machine body and a cover body, a handle is arranged on the outer side surface of the machine body, an electric connection plug protruding upwards is arranged on the upper side surface of the handle, an extension part matched with the handle is arranged on the outer side surface of the cover body, and an electric connection socket for the electric connection plug to insert is arranged on the lower side surface of the extension part. The electric connection plug is an arc-shaped electric connection plug, the electric connection socket is an arc-shaped electric connection socket matched with the arc-shaped electric connection plug, and the electric connection plug on the handle is matched with the electric connection socket of the extension part, so that power-on connection between the machine body and the cover body is realized, and the overall structure of the machine body is simplified; and the electric connection plug and the electric connection socket are in plugging connection, so that power transmission and signal transmission functions between the two are ensured.

The application provides a handle assembly and a medical catheter system, and relates to the technical field of medical devices. The handle assembly comprises a connecting module with a catheter channel inside; at least one end of the catheter channel is provided with an opening, and at least part of the inner wall of the catheter channel is provided with a sealing part for abutting and sealing with an object inserted into the inside of the catheter channel. The handle assembly can be inserted by the catheter channel and the opening of the connecting module, so as to realize the detachable connection between the handle assembly and the medical catheter, and the sealing part can ensure the sealing of the connection between the medical catheter and the handle assembly, so that the medical catheter can be directly retained while the guide channel is withdrawn after the operation by the operation of separating the medical catheter from the handle assembly, and the complicated instrument exchange operation is not needed, so that the operation convenience, the operation safety and the operation efficiency are effectively improved.

The anti-seepage expansion joint structure comprises a first construction bottom plate and a second construction bottom plate, a first extension plate extending towards the direction of the second construction bottom plate is arranged at the bottom of the side face, close to the second construction bottom plate, of the first construction bottom plate, and the first extension plate and the second construction bottom plate are arranged in a spaced mode. A second extension plate extending towards the pre-construction bottom plate is arranged at the top of the side face, close to the pre-construction bottom plate, of the post-construction bottom plate, the second extension plate and the pre-construction bottom plate are arranged at an interval, and the second extension plate is located above the first extension plate and is arranged at an interval with the first extension plate; a gap between the first extension plate and the post-construction bottom plate, a gap between the first extension plate and the second extension plate and a gap between the second extension plate and the pre-construction bottom plate form expansion joints, and the expansion joints are filled with elastic anti-seepage filling layers. The Z-shaped expansion joint is matched with the elastic anti-seepage filling layer, so that the normal function of the expansion joint can be guaranteed, and meanwhile, vinasse liquid is effectively prevented from seeping into the ground through the expansion joint.

This application relates to the field of vehicle control technology, specifically to a vehicle gear adjustment method, device, vehicle, and storage medium. The embodiments of this application first collect the vehicle's ambient temperature and transmission oil temperature, select the coupling efficiency diagrams for each gear that simultaneously match these two temperatures, then match the initial coupling efficiency corresponding to the vehicle's required power from each gear coupling efficiency diagram, and finally adjust the vehicle gear according to the gear corresponding to the coupling efficiency diagram where the initial selection efficiency is located. From the above, this application can compensate for vehicle efficiency losses due to temperature changes by adjusting the vehicle gears without shutting down the vehicle's high-voltage components, thereby improving vehicle efficiency while ensuring the normal operation of the vehicle.

The utility model relates to the technical field of firewalls, in particular to a firewall structure which comprises a floor slab, an air pipe and a suspended ceiling, the air pipe and the suspended ceiling are arranged on the floor slab, and the air pipe is arranged between the floor slab and the suspended ceiling. A fireproof valve is arranged on the air pipe, a fire insulation layer is arranged on the side, away from the air pipe, of the floor slab, the outer surface of the air pipe is coated with a fireproof layer, a flexible heat insulation damping body of a spiral structure is arranged between the fireproof layer and the air pipe, and a supporting structure is arranged between the air pipe and the floor slab. The fireproof performance and the structural stability are improved through multiple designs. The fireproof valve, the fire insulation layer and the fireproof layer form a plurality of fireproof barriers, so that fire spreading is effectively blocked; the flexible heat insulation and shock absorption body of the spiral structure has heat insulation and shock absorption functions; the supporting structure enhances the stability of the air pipe and prevents the air pipe from falling off. All the components are in synergistic effect, the fireproof safety and practicability of the firewall structure are remarkably improved, and the fire risk and the equipment loss are reduced.

The application relates to the technical field of compound medicines, and discloses application of a compound external-use patch for preventing and treating diabetic peripheral neuropathy, wherein the compound external-use patch comprises a gel base and dry extract and volatile oil doped into the gel base, the dry extract and the volatile oil are derived from a compound, and the compound is composed of 10-20 parts of cinnamon, 8-12 parts of asarum, 8-12 parts of evodia, 8-12 parts of chuanxiong and 0.2-0.8 parts of borneol in terms of weight parts. The compound external-use patch of the application is locally pasted on acupoints or joints of DPN rats, can reduce the blood sugar level of diabetic peripheral neuropathy rats, increase the insulin level, improve insulin resistance, prolong the latent period of hot stimulation foot withdrawal, increase the nerve conduction velocity, maintain the normal morphology and function of nerve cells, and therefore can prevent and inhibit the generation and deterioration of diabetic peripheral neuropathy; and the compound external-use patch improves the safety and convenience of patients in taking medicine compared with oral medicine.

The utility model relates to the technical field of ultrasonic welding machines, and discloses an ultrasonic welding machine which comprises a bottom plate, an ultrasonic welding machine assembly is arranged on one side of the top of the bottom plate, a feeding assembly is arranged on the other side of the top of the bottom plate, and the feeding assembly comprises a stepping motor. The ultrasonic welding machine assembly is arranged, the welding machine body, the ultrasonic welding head and the welding base are adopted to form the ultrasonic welding machine, the normal function of the ultrasonic welding machine is guaranteed, the feeding assembly is additionally arranged, and an electric push rod is controlled to stretch to push a pressing plate to move downwards; two objects needing to be welded can be fixed and limited, the top of the positioning plate and the top of the welding base are located on the same horizontal plane, the objects can be driven to move by controlling the stepping motor to rotate forwards, the objects are moved to the welding base, the bottoms of the objects are attached to the welding base, and welding is facilitated; the stepping motor is controlled to rotate reversely to bring back the object, and the object can be taken down conveniently.

A photovoltaic module disclosed by the present invention comprises a plurality of battery strings and a first reflective structure, the plurality of battery strings are arranged at intervals along a first direction and form a first gap, each battery string comprises a plurality of batteries and an electric connector, the plurality of batteries are arranged at intervals along a second direction, every two adjacent batteries are electrically connected through an electric connecting piece and form a second gap, the first direction is perpendicular to the second direction, the first light reflecting structure is arranged on one side of the multiple battery strings, and the first light reflecting structure extends in the first direction and corresponds to the second gap; the first reflective structure is provided with an insulating region at a position corresponding to the first gap and the second gap. The first reflective structure is arranged on one side of the glass, and the first reflective structure forms the insulation area at the position corresponding to the first gap and the second gap, so that two adjacent battery strings can be prevented from being short-circuited, and the function and efficiency of the photovoltaic module can be ensured.

The invention discloses a single-bacterium fermentation compounding method of cattle feed, and relates to the technical field of feed fermentation. Comprising the following steps: preparing a single-bacterium fermentation bacterial material, the single-bacterium fermentation bacterial material comprises 42.25-47.25 parts of wheat bran, 19-21 parts of soybean meal, 14.25-15.75 parts of corn flour, 19-21 parts of rice hull powder and 0.003-0.005 part of a bacterial liquid, and strains used by the bacterial liquid comprise six probiotics including saccharomyces cerevisiae, bacillus subtilis, bacillus licheniformis, lactobacillus plantarum, enterococcus faecalis and lactobacillus acidophilus; the six probiotics are subjected to independent solid fermentation, the prepared fermentation fungus materials are compounded in proportion to obtain a compound fermentation fungus material, and the compound fermentation fungus material is fed according to cows with different weights. Through the technical route of single-bacterium independent fermentation, the problem of mutual inhibition generated during compound fermentation of various strains is avoided, high-density propagation of the strains in the fermentation process is guaranteed, the compounded feed can meet the nutritional requirements of cattle in different stages, and the yield of the cattle is improved. The feed digestion and absorption rate is effectively improved, the cattle immunity is enhanced, and the growth performance is promoted.

This utility model provides an integrated device for lighting nodes on curtain walls, including a curtain wall keel and a glass curtain wall installed on the exterior of the curtain wall keel. It also includes lighting units installed at the cross-shaped connections between four adjacent glass units on the glass curtain wall. The inner end of each lighting unit is fixedly embedded in a square groove at the cross-shaped connection, and the power cord at the rear end of the lighting unit is pre-embedded in the supporting column of the curtain wall keel. This utility model integrates the lighting system with the curtain wall project, arraying lighting units at each cross-shaped connection on the glass curtain wall and pre-embedding power cords in the columns of the curtain wall keel. This allows the lighting units to be installed synchronously with the curtain wall keel and glass curtain wall, avoiding secondary construction damage and project delays. Furthermore, by concealing the power cords inside the curtain wall, it avoids exposed power cords that affect aesthetics, ensuring electrical safety and concealment.

The invention relates to the technical field of biological tissue engineering, in particular to a young mesenchymal stem cell-derived apoptotic body as well as a preparation method and application thereof. The apoptotic body is formed by inducing apoptosis of young mesenchymal stem cells through staurosporine. The apoptotic body can reduce the expression level of senescence-related factors and promote expression of matrix synthesis-related factors, so that a degeneration microenvironment is improved, extracellular matrix synthesis is promoted, and cell functions are improved. The apoptotic body can be applied to the field of delaying and reversing intervertebral disc degeneration, promotes repair and regeneration of intervertebral disc tissues by delivering rejuvenation signals, provides a new cell-free treatment strategy for treatment of intervertebral disc degeneration, avoids the risks of low cell survival rate, immunological rejection, tumorigenicity and the like, and has a good application prospect. Meanwhile, the traditional limitation of recovering tissue functions through physical or medicine means is broken through.

This utility model relates to the field of aircraft maintenance equipment technology, and in particular to a fixture for adjusting and measuring the clearance of a high-pressure valve in an aircraft. The fixture includes a guide sleeve and a fastening screw. The guide sleeve has a threaded first mating hole on its side and a through-hole second mating hole inside for mating with the valve plate shaft of the high-pressure valve. After the fastening screw is screwed into the first mating hole, it tightens against the valve plate shaft, thus fixing the valve plate shaft, the guide sleeve, and the fastening screw together. The guide sleeve has a small end diameter of 28.2 mm and a large end diameter of 47 mm. The transition surface between the small and large ends is a mating surface, with a gap between it and the flow channel body of the high-pressure valve. The large end face of the guide sleeve forms a measurement reference surface, and the axis of the first mating hole intersects perpendicularly with the axis of the second mating hole. This fixture has a simple structure, is easy to operate, and can accurately measure the clearance of a high-pressure valve in an aircraft, improving measurement efficiency and accuracy.

The utility model provides a road structure with high bearing capacity, and belongs to the technical field of road expansion joints. The device comprises an expansion joint arranged at the joint of two sections of roadbeds, a damping belt is arranged on the upper side of the expansion joint, deformable supporting plate structures are oppositely arranged on the side walls of the two sides of the expansion joint, and an elastic supporting assembly is arranged between the two deformable supporting plate structures. The deformable supporting plate structures arranged on the two sides of the expansion joint are formed by connecting multiple sets of supporting plate pieces and supporting plates through rotating connecting structures, compared with a traditional steel plate, adaptive deformation can be generated under the complex working condition, when thermal expansion and cold contraction are caused by temperature changes or dynamic loads are generated during vehicle running, stress can be effectively dispersed through self deformation, and the expansion joint deformation is reduced. The stress is prevented from being concentrated on a certain part of the supporting plate, so that the supporting plate is prevented from being deformed and damaged due to excessive stress, the service life of the supporting plate is remarkably prolonged, and the normal function of the expansion joint and the stability of a road structure are powerfully guaranteed.

The invention provides a telescopic bridge transition slab structure adapting to fault dislocation and a construction method, and relates to the technical field of bridge engineering.The telescopic bridge transition slab structure comprises a bridgehead transition slab arranged on a fill stratum between a bridge abutment and a roadbed, and the bridgehead transition slab is composed of an upper transition slab and a lower transition slab which are movably connected through a multi-stage energy dissipation type telescopic mechanism; the end, close to the bridge abutment, of the upper butt strap is connected with the bridge abutment through a first hinge anchoring mechanism, and the end, close to the roadbed, of the lower butt strap is connected with the roadbed through a second hinge anchoring mechanism. Through multi-stage energy consumption and hinge release, destructive damage of the structure can be avoided, the basic traffic capacity is maintained, that is, the synergistic effect of all subsystems jointly ensures that after large permanent dislocation is caused by an earthquake, the butt strap structure can still keep the basic form and the supporting function, and the safety of the butt strap structure is guaranteed. And a solid guarantee is provided for critical post-earthquake emergency traffic, and remarkable social and economic benefits are achieved.

The utility model provides a kind of water supply dredging device of slag conveyor, the water supply dredging device of slag conveyor includes: water supply tank, flushing component and sewage component, water supply tank is connected with slag conveyor and is located inside slag conveyor, the inside of water supply tank is equipped with baffle, cavity of water supply tank is divided into water injection area and buffer area by baffle, the top of water injection area is communicated with the top of buffer area, the bottom of buffer area is communicated with the inside of slag conveyor's slag outlet by filter screen, flushing component includes flushing pipeline, the export end of flushing pipeline is located in the side of buffer area adjacent to the slag outlet of slag conveyor, and the export end of washing pipeline is adjacent to the bottom of water supply tank and filter screen arrangement, flushing component is used to pass into flushing medium to the bottom of water supply tank, sewage component includes sewage pipe, sewage pipe is connected with inside slag conveyor, and the sewage outlet of sewage pipe is located in the side of buffer area adjacent to the slag outlet of slag conveyor. The water supply dredging device of slag conveyor of the utility model has the advantages of simple structure, good dredging effect.